[1] 480m:0s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  74,511,613 msg/sec
     boost::lockfree::spsc_queue, 1,i:  76,067,669 msg/sec
          boost::lockfree::queue, 1,s:   6,864,326 msg/sec
          boost::lockfree::queue, 1,i:   6,817,140 msg/sec
          boost::lockfree::queue, 2,s:   7,555,927 msg/sec
          boost::lockfree::queue, 2,i:   7,472,833 msg/sec
          boost::lockfree::queue, 3,s:   7,327,655 msg/sec
          boost::lockfree::queue, 3,i:   7,553,847 msg/sec
          boost::lockfree::queue, 4,s:   6,419,812 msg/sec
          boost::lockfree::queue, 4,i:   6,749,648 msg/sec
          boost::lockfree::queue, 5,s:   6,399,243 msg/sec
          boost::lockfree::queue, 5,i:   6,466,252 msg/sec
          boost::lockfree::queue, 6,s:   5,973,299 msg/sec
          boost::lockfree::queue, 6,i:   6,102,054 msg/sec
          boost::lockfree::queue, 7,s:   5,764,091 msg/sec
          boost::lockfree::queue, 7,i:   6,062,516 msg/sec
          boost::lockfree::queue, 8,s:   5,441,712 msg/sec
          boost::lockfree::queue, 8,i:   5,666,838 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 196,050,301 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 531,805,491 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,662,723 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,710,817 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,340,458 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,359,639 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,129,416 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,498,954 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  40,605,190 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,765,921 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,121,209 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,148,715 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,405,479 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,545,316 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,947,181 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,245,583 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,229,624 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,413,350 msg/sec
                pthread_spinlock, 1,s:  28,835,862 msg/sec
                pthread_spinlock, 1,i:  25,340,041 msg/sec
                pthread_spinlock, 2,s:  15,619,998 msg/sec
                pthread_spinlock, 2,i:  17,094,107 msg/sec
                pthread_spinlock, 3,s:   8,279,390 msg/sec
                pthread_spinlock, 3,i:  12,157,432 msg/sec
                pthread_spinlock, 4,s:   6,495,211 msg/sec
                pthread_spinlock, 4,i:   8,966,752 msg/sec
                pthread_spinlock, 5,s:   8,675,997 msg/sec
                pthread_spinlock, 5,i:   9,078,882 msg/sec
                pthread_spinlock, 6,s:   8,263,037 msg/sec
                pthread_spinlock, 6,i:   8,856,566 msg/sec
                pthread_spinlock, 7,s:   7,566,635 msg/sec
                pthread_spinlock, 7,i:   7,970,209 msg/sec
                pthread_spinlock, 8,s:   6,651,372 msg/sec
                pthread_spinlock, 8,i:   6,860,290 msg/sec
                      std::mutex, 1,s:   6,794,601 msg/sec
                      std::mutex, 1,i:   6,450,259 msg/sec
                      std::mutex, 2,s:   6,030,251 msg/sec
                      std::mutex, 2,i:   6,071,464 msg/sec
                      std::mutex, 3,s:   6,001,574 msg/sec
                      std::mutex, 3,i:   6,103,255 msg/sec
                      std::mutex, 4,s:   6,180,114 msg/sec
                      std::mutex, 4,i:   6,358,084 msg/sec
                      std::mutex, 5,s:   5,948,010 msg/sec
                      std::mutex, 5,i:   5,869,131 msg/sec
                      std::mutex, 6,s:   5,951,578 msg/sec
                      std::mutex, 6,i:   5,950,785 msg/sec
                      std::mutex, 7,s:   5,853,928 msg/sec
                      std::mutex, 7,i:   5,827,565 msg/sec
                      std::mutex, 8,s:   5,777,945 msg/sec
                      std::mutex, 8,i:   5,715,766 msg/sec
                 tbb::spin_mutex, 1,s:  37,748,863 msg/sec
                 tbb::spin_mutex, 1,i:  32,747,722 msg/sec
                 tbb::spin_mutex, 2,s:  21,251,906 msg/sec
                 tbb::spin_mutex, 2,i:  19,233,600 msg/sec
                 tbb::spin_mutex, 3,s:   7,729,341 msg/sec
                 tbb::spin_mutex, 3,i:  11,219,116 msg/sec
                 tbb::spin_mutex, 4,s:   3,208,216 msg/sec
                 tbb::spin_mutex, 4,i:   6,463,481 msg/sec
                 tbb::spin_mutex, 5,s:   5,451,653 msg/sec
                 tbb::spin_mutex, 5,i:   5,739,049 msg/sec
                 tbb::spin_mutex, 6,s:   5,237,992 msg/sec
                 tbb::spin_mutex, 6,i:   4,380,344 msg/sec
                 tbb::spin_mutex, 7,s:   4,878,667 msg/sec
                 tbb::spin_mutex, 7,i:   4,330,947 msg/sec
                 tbb::spin_mutex, 8,s:   4,268,101 msg/sec
                 tbb::spin_mutex, 8,i:   4,121,593 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,339,523 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,331,721 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,883,139 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,060,696 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,550,358 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,791,178 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,964,528 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,300,934 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,678,223 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,646,587 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,928,894 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,718,526 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,882,808 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,107,357 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,907,621 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,449,457 msg/sec
     xenium::michael_scott_queue, 1,s:   9,370,390 msg/sec
     xenium::michael_scott_queue, 1,i:   9,363,386 msg/sec
     xenium::michael_scott_queue, 2,s:   8,468,884 msg/sec
     xenium::michael_scott_queue, 2,i:   8,508,704 msg/sec
     xenium::michael_scott_queue, 3,s:   7,223,628 msg/sec
     xenium::michael_scott_queue, 3,i:   7,512,221 msg/sec
     xenium::michael_scott_queue, 4,s:   6,284,725 msg/sec
     xenium::michael_scott_queue, 4,i:   6,319,270 msg/sec
     xenium::michael_scott_queue, 5,s:   6,266,154 msg/sec
     xenium::michael_scott_queue, 5,i:   6,639,758 msg/sec
     xenium::michael_scott_queue, 6,s:   6,506,588 msg/sec
     xenium::michael_scott_queue, 6,i:   6,696,825 msg/sec
     xenium::michael_scott_queue, 7,s:   6,267,920 msg/sec
     xenium::michael_scott_queue, 7,i:   6,478,493 msg/sec
     xenium::michael_scott_queue, 8,s:   5,989,830 msg/sec
     xenium::michael_scott_queue, 8,i:   6,268,478 msg/sec
         xenium::ramalhete_queue, 1,s:  31,224,097 msg/sec
         xenium::ramalhete_queue, 1,i:  31,138,584 msg/sec
         xenium::ramalhete_queue, 2,s:  23,887,074 msg/sec
         xenium::ramalhete_queue, 2,i:  23,296,144 msg/sec
         xenium::ramalhete_queue, 3,s:  29,157,098 msg/sec
         xenium::ramalhete_queue, 3,i:  28,438,308 msg/sec
         xenium::ramalhete_queue, 4,s:  33,775,550 msg/sec
         xenium::ramalhete_queue, 4,i:  33,442,909 msg/sec
         xenium::ramalhete_queue, 5,s:  32,430,357 msg/sec
         xenium::ramalhete_queue, 5,i:  37,849,671 msg/sec
         xenium::ramalhete_queue, 6,s:  34,134,132 msg/sec
         xenium::ramalhete_queue, 6,i:  38,703,698 msg/sec
         xenium::ramalhete_queue, 7,s:  35,110,939 msg/sec
         xenium::ramalhete_queue, 7,i:  41,235,692 msg/sec
         xenium::ramalhete_queue, 8,s:  35,471,717 msg/sec
         xenium::ramalhete_queue, 8,i:  44,215,761 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,005,919 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  60,523,731 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,270,600 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,006,214 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,694,935 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,051,434 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,625,691 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,031,376 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,971,056 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,307,354 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,999,206 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,571,297 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,243,098 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,319,194 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,451,395 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,284,275 msg/sec
                     AtomicQueue, 1,s:  58,854,875 msg/sec
                     AtomicQueue, 1,i:  56,889,719 msg/sec
                     AtomicQueue, 2,s:  12,249,342 msg/sec
                     AtomicQueue, 2,i:  11,742,667 msg/sec
                     AtomicQueue, 3,s:  10,788,042 msg/sec
                     AtomicQueue, 3,i:   9,870,585 msg/sec
                     AtomicQueue, 4,s:   8,148,507 msg/sec
                     AtomicQueue, 4,i:   8,182,974 msg/sec
                     AtomicQueue, 5,s:   8,032,778 msg/sec
                     AtomicQueue, 5,i:   8,060,092 msg/sec
                     AtomicQueue, 6,s:   7,924,371 msg/sec
                     AtomicQueue, 6,i:   7,598,647 msg/sec
                     AtomicQueue, 7,s:   7,121,222 msg/sec
                     AtomicQueue, 7,i:   7,982,236 msg/sec
                     AtomicQueue, 8,s:   6,322,517 msg/sec
                     AtomicQueue, 8,i:   7,436,784 msg/sec
                    AtomicQueueB, 1,s:  77,299,556 msg/sec
                    AtomicQueueB, 1,i:  43,435,409 msg/sec
                    AtomicQueueB, 2,s:  11,714,491 msg/sec
                    AtomicQueueB, 2,i:  11,497,606 msg/sec
                    AtomicQueueB, 3,s:  11,007,787 msg/sec
                    AtomicQueueB, 3,i:  10,145,020 msg/sec
                    AtomicQueueB, 4,s:   8,091,019 msg/sec
                    AtomicQueueB, 4,i:   8,149,391 msg/sec
                    AtomicQueueB, 5,s:   7,606,002 msg/sec
                    AtomicQueueB, 5,i:   7,806,538 msg/sec
                    AtomicQueueB, 6,s:   7,300,007 msg/sec
                    AtomicQueueB, 6,i:   7,542,613 msg/sec
                    AtomicQueueB, 7,s:   6,848,209 msg/sec
                    AtomicQueueB, 7,i:   7,707,241 msg/sec
                    AtomicQueueB, 8,s:   6,307,595 msg/sec
                    AtomicQueueB, 8,i:   7,115,742 msg/sec
             OptimistAtomicQueue, 1,s: 792,645,831 msg/sec
             OptimistAtomicQueue, 1,i: 617,094,917 msg/sec
             OptimistAtomicQueue, 2,s:  32,641,506 msg/sec
             OptimistAtomicQueue, 2,i:  32,725,991 msg/sec
             OptimistAtomicQueue, 3,s:  36,662,598 msg/sec
             OptimistAtomicQueue, 3,i:  37,339,352 msg/sec
             OptimistAtomicQueue, 4,s:  39,298,454 msg/sec
             OptimistAtomicQueue, 4,i:  39,381,318 msg/sec
             OptimistAtomicQueue, 5,s:  42,500,830 msg/sec
             OptimistAtomicQueue, 5,i:  48,571,140 msg/sec
             OptimistAtomicQueue, 6,s:  42,929,158 msg/sec
             OptimistAtomicQueue, 6,i:  49,879,295 msg/sec
             OptimistAtomicQueue, 7,s:  45,279,006 msg/sec
             OptimistAtomicQueue, 7,i:  52,998,088 msg/sec
             OptimistAtomicQueue, 8,s:  46,357,105 msg/sec
             OptimistAtomicQueue, 8,i:  49,075,858 msg/sec
            OptimistAtomicQueueB, 1,s:  77,833,584 msg/sec
            OptimistAtomicQueueB, 1,i:  76,321,008 msg/sec
            OptimistAtomicQueueB, 2,s:  32,232,493 msg/sec
            OptimistAtomicQueueB, 2,i:  32,193,303 msg/sec
            OptimistAtomicQueueB, 3,s:  36,306,881 msg/sec
            OptimistAtomicQueueB, 3,i:  36,890,806 msg/sec
            OptimistAtomicQueueB, 4,s:  38,805,236 msg/sec
            OptimistAtomicQueueB, 4,i:  38,714,616 msg/sec
            OptimistAtomicQueueB, 5,s:  40,905,212 msg/sec
            OptimistAtomicQueueB, 5,i:  45,184,065 msg/sec
            OptimistAtomicQueueB, 6,s:  40,831,691 msg/sec
            OptimistAtomicQueueB, 6,i:  49,139,280 msg/sec
            OptimistAtomicQueueB, 7,s:  41,525,859 msg/sec
            OptimistAtomicQueueB, 7,i:  48,277,429 msg/sec
            OptimistAtomicQueueB, 8,s:  44,383,176 msg/sec
            OptimistAtomicQueueB, 8,i:  48,205,847 msg/sec
                    AtomicQueue2, 1,s:  23,216,144 msg/sec
                    AtomicQueue2, 1,i:  22,867,138 msg/sec
                    AtomicQueue2, 2,s:  11,848,844 msg/sec
                    AtomicQueue2, 2,i:  11,528,415 msg/sec
                    AtomicQueue2, 3,s:   9,831,934 msg/sec
                    AtomicQueue2, 3,i:   9,516,338 msg/sec
                    AtomicQueue2, 4,s:   8,078,255 msg/sec
                    AtomicQueue2, 4,i:   8,032,089 msg/sec
                    AtomicQueue2, 5,s:   7,789,847 msg/sec
                    AtomicQueue2, 5,i:   8,012,272 msg/sec
                    AtomicQueue2, 6,s:   7,741,937 msg/sec
                    AtomicQueue2, 6,i:   7,521,658 msg/sec
                    AtomicQueue2, 7,s:   7,169,615 msg/sec
                    AtomicQueue2, 7,i:   7,931,152 msg/sec
                    AtomicQueue2, 8,s:   6,374,332 msg/sec
                    AtomicQueue2, 8,i:   7,365,805 msg/sec
                   AtomicQueueB2, 1,s:  36,157,238 msg/sec
                   AtomicQueueB2, 1,i:  34,132,606 msg/sec
                   AtomicQueueB2, 2,s:  11,418,849 msg/sec
                   AtomicQueueB2, 2,i:  11,086,648 msg/sec
                   AtomicQueueB2, 3,s:   9,678,845 msg/sec
                   AtomicQueueB2, 3,i:   9,554,811 msg/sec
                   AtomicQueueB2, 4,s:   7,954,047 msg/sec
                   AtomicQueueB2, 4,i:   7,927,814 msg/sec
                   AtomicQueueB2, 5,s:   7,473,927 msg/sec
                   AtomicQueueB2, 5,i:   7,733,702 msg/sec
                   AtomicQueueB2, 6,s:   7,310,138 msg/sec
                   AtomicQueueB2, 6,i:   7,509,250 msg/sec
                   AtomicQueueB2, 7,s:   6,870,533 msg/sec
                   AtomicQueueB2, 7,i:   7,716,359 msg/sec
                   AtomicQueueB2, 8,s:   6,280,829 msg/sec
                   AtomicQueueB2, 8,i:   7,073,481 msg/sec
            OptimistAtomicQueue2, 1,s: 422,144,118 msg/sec
            OptimistAtomicQueue2, 1,i:  25,890,174 msg/sec
            OptimistAtomicQueue2, 2,s:  24,067,123 msg/sec
            OptimistAtomicQueue2, 2,i:  24,205,771 msg/sec
            OptimistAtomicQueue2, 3,s:  30,234,188 msg/sec
            OptimistAtomicQueue2, 3,i:  30,673,068 msg/sec
            OptimistAtomicQueue2, 4,s:  33,294,520 msg/sec
            OptimistAtomicQueue2, 4,i:  33,640,536 msg/sec
            OptimistAtomicQueue2, 5,s:  37,379,831 msg/sec
            OptimistAtomicQueue2, 5,i:  40,044,167 msg/sec
            OptimistAtomicQueue2, 6,s:  40,275,783 msg/sec
            OptimistAtomicQueue2, 6,i:  49,136,277 msg/sec
            OptimistAtomicQueue2, 7,s:  42,674,703 msg/sec
            OptimistAtomicQueue2, 7,i:  48,119,654 msg/sec
            OptimistAtomicQueue2, 8,s:  44,151,087 msg/sec
            OptimistAtomicQueue2, 8,i:  48,992,985 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,454,066 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,855,881 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,187,895 msg/sec
           OptimistAtomicQueueB2, 2,i:  27,978,625 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,240,457 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,068,254 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,130,914 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,026,413 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,744,499 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,597,765 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,777,598 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,354,331 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,122,028 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,138,283 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,038,954 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,231,659 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000139 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000220 sec/round-trip
                pthread_spinlock: 0.000000245 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[2] 478m:41s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,135,044 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,394,486 msg/sec
          boost::lockfree::queue, 1,s:   6,865,210 msg/sec
          boost::lockfree::queue, 1,i:   6,922,384 msg/sec
          boost::lockfree::queue, 2,s:   7,718,016 msg/sec
          boost::lockfree::queue, 2,i:   7,514,888 msg/sec
          boost::lockfree::queue, 3,s:   7,453,251 msg/sec
          boost::lockfree::queue, 3,i:   7,588,275 msg/sec
          boost::lockfree::queue, 4,s:   6,421,525 msg/sec
          boost::lockfree::queue, 4,i:   6,822,139 msg/sec
          boost::lockfree::queue, 5,s:   6,432,552 msg/sec
          boost::lockfree::queue, 5,i:   6,491,733 msg/sec
          boost::lockfree::queue, 6,s:   5,978,955 msg/sec
          boost::lockfree::queue, 6,i:   6,088,087 msg/sec
          boost::lockfree::queue, 7,s:   6,038,347 msg/sec
          boost::lockfree::queue, 7,i:   5,926,967 msg/sec
          boost::lockfree::queue, 8,s:   5,419,429 msg/sec
          boost::lockfree::queue, 8,i:   5,699,842 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 391,761,836 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 441,594,686 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,870,233 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,675,858 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,589,696 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,352,168 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,861,771 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,713,958 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,731,716 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,900,944 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,387,409 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,002,788 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,592,993 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,153,767 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,962,460 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  51,324,253 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,306,972 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  40,302,934 msg/sec
                pthread_spinlock, 1,s:  29,019,310 msg/sec
                pthread_spinlock, 1,i:  25,332,319 msg/sec
                pthread_spinlock, 2,s:  15,575,318 msg/sec
                pthread_spinlock, 2,i:  17,110,663 msg/sec
                pthread_spinlock, 3,s:   8,328,573 msg/sec
                pthread_spinlock, 3,i:  11,955,064 msg/sec
                pthread_spinlock, 4,s:   6,471,836 msg/sec
                pthread_spinlock, 4,i:   8,980,216 msg/sec
                pthread_spinlock, 5,s:   8,625,006 msg/sec
                pthread_spinlock, 5,i:   9,469,256 msg/sec
                pthread_spinlock, 6,s:   8,350,221 msg/sec
                pthread_spinlock, 6,i:   8,979,965 msg/sec
                pthread_spinlock, 7,s:   7,566,971 msg/sec
                pthread_spinlock, 7,i:   7,646,277 msg/sec
                pthread_spinlock, 8,s:   6,729,222 msg/sec
                pthread_spinlock, 8,i:   6,983,805 msg/sec
                      std::mutex, 1,s:   6,905,648 msg/sec
                      std::mutex, 1,i:   7,461,538 msg/sec
                      std::mutex, 2,s:   5,852,381 msg/sec
                      std::mutex, 2,i:   6,064,567 msg/sec
                      std::mutex, 3,s:   6,121,776 msg/sec
                      std::mutex, 3,i:   6,007,609 msg/sec
                      std::mutex, 4,s:   6,241,292 msg/sec
                      std::mutex, 4,i:   6,206,524 msg/sec
                      std::mutex, 5,s:   6,024,907 msg/sec
                      std::mutex, 5,i:   5,732,005 msg/sec
                      std::mutex, 6,s:   5,858,664 msg/sec
                      std::mutex, 6,i:   5,876,006 msg/sec
                      std::mutex, 7,s:   5,744,724 msg/sec
                      std::mutex, 7,i:   5,767,139 msg/sec
                      std::mutex, 8,s:   5,661,795 msg/sec
                      std::mutex, 8,i:   5,691,258 msg/sec
                 tbb::spin_mutex, 1,s:  38,026,256 msg/sec
                 tbb::spin_mutex, 1,i:  37,692,733 msg/sec
                 tbb::spin_mutex, 2,s:  21,062,935 msg/sec
                 tbb::spin_mutex, 2,i:  20,688,230 msg/sec
                 tbb::spin_mutex, 3,s:   8,904,128 msg/sec
                 tbb::spin_mutex, 3,i:  11,223,941 msg/sec
                 tbb::spin_mutex, 4,s:   3,275,845 msg/sec
                 tbb::spin_mutex, 4,i:   6,318,830 msg/sec
                 tbb::spin_mutex, 5,s:   5,452,524 msg/sec
                 tbb::spin_mutex, 5,i:   5,523,611 msg/sec
                 tbb::spin_mutex, 6,s:   5,299,416 msg/sec
                 tbb::spin_mutex, 6,i:   4,306,098 msg/sec
                 tbb::spin_mutex, 7,s:   4,484,114 msg/sec
                 tbb::spin_mutex, 7,i:   4,328,743 msg/sec
                 tbb::spin_mutex, 8,s:   4,257,269 msg/sec
                 tbb::spin_mutex, 8,i:   4,189,360 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,021,209 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,285,008 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,586,091 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,825,233 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,351,406 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,641,635 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,118,459 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,524,585 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,692,639 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,532,305 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,701,965 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,672,433 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,845,499 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,806,814 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,086,557 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,078,213 msg/sec
     xenium::michael_scott_queue, 1,s:   9,321,215 msg/sec
     xenium::michael_scott_queue, 1,i:   9,322,469 msg/sec
     xenium::michael_scott_queue, 2,s:   8,546,635 msg/sec
     xenium::michael_scott_queue, 2,i:   8,504,040 msg/sec
     xenium::michael_scott_queue, 3,s:   7,206,242 msg/sec
     xenium::michael_scott_queue, 3,i:   7,545,726 msg/sec
     xenium::michael_scott_queue, 4,s:   6,297,397 msg/sec
     xenium::michael_scott_queue, 4,i:   6,351,722 msg/sec
     xenium::michael_scott_queue, 5,s:   6,306,123 msg/sec
     xenium::michael_scott_queue, 5,i:   6,652,431 msg/sec
     xenium::michael_scott_queue, 6,s:   6,466,955 msg/sec
     xenium::michael_scott_queue, 6,i:   6,725,582 msg/sec
     xenium::michael_scott_queue, 7,s:   6,386,043 msg/sec
     xenium::michael_scott_queue, 7,i:   6,506,364 msg/sec
     xenium::michael_scott_queue, 8,s:   5,987,595 msg/sec
     xenium::michael_scott_queue, 8,i:   6,211,922 msg/sec
         xenium::ramalhete_queue, 1,s:  31,977,164 msg/sec
         xenium::ramalhete_queue, 1,i:  31,951,438 msg/sec
         xenium::ramalhete_queue, 2,s:  23,520,922 msg/sec
         xenium::ramalhete_queue, 2,i:  23,297,683 msg/sec
         xenium::ramalhete_queue, 3,s:  29,285,283 msg/sec
         xenium::ramalhete_queue, 3,i:  28,413,259 msg/sec
         xenium::ramalhete_queue, 4,s:  33,766,475 msg/sec
         xenium::ramalhete_queue, 4,i:  33,482,150 msg/sec
         xenium::ramalhete_queue, 5,s:  32,074,885 msg/sec
         xenium::ramalhete_queue, 5,i:  36,105,561 msg/sec
         xenium::ramalhete_queue, 6,s:  34,090,023 msg/sec
         xenium::ramalhete_queue, 6,i:  39,619,399 msg/sec
         xenium::ramalhete_queue, 7,s:  35,115,398 msg/sec
         xenium::ramalhete_queue, 7,i:  41,005,820 msg/sec
         xenium::ramalhete_queue, 8,s:  35,502,031 msg/sec
         xenium::ramalhete_queue, 8,i:  43,867,696 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,485,986 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,730,413 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,429,225 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,454,558 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,588,930 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,786,221 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,710,700 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,026,091 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,259,949 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,517,697 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,908,224 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,270,063 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,104,675 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,261,214 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,391,060 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,310,402 msg/sec
                     AtomicQueue, 1,s:  62,121,085 msg/sec
                     AtomicQueue, 1,i:  56,681,784 msg/sec
                     AtomicQueue, 2,s:  12,240,222 msg/sec
                     AtomicQueue, 2,i:  11,741,160 msg/sec
                     AtomicQueue, 3,s:  10,701,477 msg/sec
                     AtomicQueue, 3,i:   9,935,950 msg/sec
                     AtomicQueue, 4,s:   8,170,799 msg/sec
                     AtomicQueue, 4,i:   8,236,076 msg/sec
                     AtomicQueue, 5,s:   8,025,039 msg/sec
                     AtomicQueue, 5,i:   8,137,180 msg/sec
                     AtomicQueue, 6,s:   7,763,639 msg/sec
                     AtomicQueue, 6,i:   7,597,298 msg/sec
                     AtomicQueue, 7,s:   7,156,086 msg/sec
                     AtomicQueue, 7,i:   8,006,266 msg/sec
                     AtomicQueue, 8,s:   6,329,313 msg/sec
                     AtomicQueue, 8,i:   7,464,520 msg/sec
                    AtomicQueueB, 1,s:  43,926,810 msg/sec
                    AtomicQueueB, 1,i:  45,849,894 msg/sec
                    AtomicQueueB, 2,s:  11,733,416 msg/sec
                    AtomicQueueB, 2,i:  11,483,717 msg/sec
                    AtomicQueueB, 3,s:  11,016,119 msg/sec
                    AtomicQueueB, 3,i:  10,227,329 msg/sec
                    AtomicQueueB, 4,s:   8,025,967 msg/sec
                    AtomicQueueB, 4,i:   7,996,115 msg/sec
                    AtomicQueueB, 5,s:   7,698,453 msg/sec
                    AtomicQueueB, 5,i:   7,797,646 msg/sec
                    AtomicQueueB, 6,s:   7,479,060 msg/sec
                    AtomicQueueB, 6,i:   7,525,727 msg/sec
                    AtomicQueueB, 7,s:   6,895,994 msg/sec
                    AtomicQueueB, 7,i:   7,566,384 msg/sec
                    AtomicQueueB, 8,s:   6,235,143 msg/sec
                    AtomicQueueB, 8,i:   7,018,297 msg/sec
             OptimistAtomicQueue, 1,s: 691,800,349 msg/sec
             OptimistAtomicQueue, 1,i: 520,623,524 msg/sec
             OptimistAtomicQueue, 2,s:  32,111,499 msg/sec
             OptimistAtomicQueue, 2,i:  32,192,456 msg/sec
             OptimistAtomicQueue, 3,s:  36,612,937 msg/sec
             OptimistAtomicQueue, 3,i:  37,288,146 msg/sec
             OptimistAtomicQueue, 4,s:  39,262,556 msg/sec
             OptimistAtomicQueue, 4,i:  39,390,198 msg/sec
             OptimistAtomicQueue, 5,s:  37,467,431 msg/sec
             OptimistAtomicQueue, 5,i:  48,677,211 msg/sec
             OptimistAtomicQueue, 6,s:  42,359,411 msg/sec
             OptimistAtomicQueue, 6,i:  50,492,820 msg/sec
             OptimistAtomicQueue, 7,s:  45,123,084 msg/sec
             OptimistAtomicQueue, 7,i:  52,133,308 msg/sec
             OptimistAtomicQueue, 8,s:  46,624,765 msg/sec
             OptimistAtomicQueue, 8,i:  49,618,783 msg/sec
            OptimistAtomicQueueB, 1,s: 266,904,389 msg/sec
            OptimistAtomicQueueB, 1,i:  76,631,850 msg/sec
            OptimistAtomicQueueB, 2,s:  32,200,146 msg/sec
            OptimistAtomicQueueB, 2,i:  32,283,408 msg/sec
            OptimistAtomicQueueB, 3,s:  36,217,778 msg/sec
            OptimistAtomicQueueB, 3,i:  36,932,781 msg/sec
            OptimistAtomicQueueB, 4,s:  38,643,941 msg/sec
            OptimistAtomicQueueB, 4,i:  38,634,541 msg/sec
            OptimistAtomicQueueB, 5,s:  39,109,859 msg/sec
            OptimistAtomicQueueB, 5,i:  45,376,038 msg/sec
            OptimistAtomicQueueB, 6,s:  40,812,396 msg/sec
            OptimistAtomicQueueB, 6,i:  48,678,725 msg/sec
            OptimistAtomicQueueB, 7,s:  41,777,363 msg/sec
            OptimistAtomicQueueB, 7,i:  51,471,195 msg/sec
            OptimistAtomicQueueB, 8,s:  44,615,810 msg/sec
            OptimistAtomicQueueB, 8,i:  47,907,082 msg/sec
                    AtomicQueue2, 1,s:  22,900,361 msg/sec
                    AtomicQueue2, 1,i:  22,888,348 msg/sec
                    AtomicQueue2, 2,s:  11,763,098 msg/sec
                    AtomicQueue2, 2,i:  11,440,108 msg/sec
                    AtomicQueue2, 3,s:   9,442,388 msg/sec
                    AtomicQueue2, 3,i:   9,485,737 msg/sec
                    AtomicQueue2, 4,s:   8,047,855 msg/sec
                    AtomicQueue2, 4,i:   8,024,924 msg/sec
                    AtomicQueue2, 5,s:   7,914,464 msg/sec
                    AtomicQueue2, 5,i:   8,038,913 msg/sec
                    AtomicQueue2, 6,s:   7,746,909 msg/sec
                    AtomicQueue2, 6,i:   7,540,140 msg/sec
                    AtomicQueue2, 7,s:   7,140,650 msg/sec
                    AtomicQueue2, 7,i:   7,881,100 msg/sec
                    AtomicQueue2, 8,s:   6,378,963 msg/sec
                    AtomicQueue2, 8,i:   7,403,660 msg/sec
                   AtomicQueueB2, 1,s:  35,972,132 msg/sec
                   AtomicQueueB2, 1,i:  32,634,209 msg/sec
                   AtomicQueueB2, 2,s:  11,297,075 msg/sec
                   AtomicQueueB2, 2,i:  11,140,547 msg/sec
                   AtomicQueueB2, 3,s:   9,635,694 msg/sec
                   AtomicQueueB2, 3,i:   9,496,679 msg/sec
                   AtomicQueueB2, 4,s:   7,941,005 msg/sec
                   AtomicQueueB2, 4,i:   7,794,602 msg/sec
                   AtomicQueueB2, 5,s:   7,448,268 msg/sec
                   AtomicQueueB2, 5,i:   7,691,112 msg/sec
                   AtomicQueueB2, 6,s:   7,060,256 msg/sec
                   AtomicQueueB2, 6,i:   7,350,029 msg/sec
                   AtomicQueueB2, 7,s:   6,804,495 msg/sec
                   AtomicQueueB2, 7,i:   7,604,649 msg/sec
                   AtomicQueueB2, 8,s:   6,268,507 msg/sec
                   AtomicQueueB2, 8,i:   6,935,206 msg/sec
            OptimistAtomicQueue2, 1,s: 171,398,632 msg/sec
            OptimistAtomicQueue2, 1,i: 402,732,702 msg/sec
            OptimistAtomicQueue2, 2,s:  26,649,113 msg/sec
            OptimistAtomicQueue2, 2,i:  23,318,539 msg/sec
            OptimistAtomicQueue2, 3,s:  32,093,664 msg/sec
            OptimistAtomicQueue2, 3,i:  29,520,496 msg/sec
            OptimistAtomicQueue2, 4,s:  33,124,871 msg/sec
            OptimistAtomicQueue2, 4,i:  33,174,569 msg/sec
            OptimistAtomicQueue2, 5,s:  37,314,851 msg/sec
            OptimistAtomicQueue2, 5,i:  41,033,790 msg/sec
            OptimistAtomicQueue2, 6,s:  40,329,649 msg/sec
            OptimistAtomicQueue2, 6,i:  48,150,853 msg/sec
            OptimistAtomicQueue2, 7,s:  42,588,403 msg/sec
            OptimistAtomicQueue2, 7,i:  47,485,673 msg/sec
            OptimistAtomicQueue2, 8,s:  43,993,468 msg/sec
            OptimistAtomicQueue2, 8,i:  48,714,031 msg/sec
           OptimistAtomicQueueB2, 1,s: 116,506,972 msg/sec
           OptimistAtomicQueueB2, 1,i: 225,548,218 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,233,216 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,923,221 msg/sec
           OptimistAtomicQueueB2, 3,s:  32,661,029 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,198,552 msg/sec
           OptimistAtomicQueueB2, 4,s:  31,764,404 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,152,506 msg/sec
           OptimistAtomicQueueB2, 5,s:  33,676,225 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,973,016 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,893,627 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,680,011 msg/sec
           OptimistAtomicQueueB2, 7,s:  39,953,832 msg/sec
           OptimistAtomicQueueB2, 7,i:  42,723,750 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,182,043 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,009,461 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000323 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000149 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000308 sec/round-trip
                      std::mutex: 0.000000517 sec/round-trip
                 tbb::spin_mutex: 0.000000287 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000305 sec/round-trip
     xenium::michael_scott_queue: 0.000000391 sec/round-trip
         xenium::ramalhete_queue: 0.000000282 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000165 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000154 sec/round-trip
                    AtomicQueue2: 0.000000177 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000155 sec/round-trip

[3] 477m:22s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,704,922 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,838,548 msg/sec
          boost::lockfree::queue, 1,s:   6,898,685 msg/sec
          boost::lockfree::queue, 1,i:   6,950,211 msg/sec
          boost::lockfree::queue, 2,s:   7,397,154 msg/sec
          boost::lockfree::queue, 2,i:   7,312,023 msg/sec
          boost::lockfree::queue, 3,s:   7,370,939 msg/sec
          boost::lockfree::queue, 3,i:   7,482,748 msg/sec
          boost::lockfree::queue, 4,s:   6,387,546 msg/sec
          boost::lockfree::queue, 4,i:   6,696,348 msg/sec
          boost::lockfree::queue, 5,s:   6,526,154 msg/sec
          boost::lockfree::queue, 5,i:   6,461,189 msg/sec
          boost::lockfree::queue, 6,s:   6,013,418 msg/sec
          boost::lockfree::queue, 6,i:   6,083,897 msg/sec
          boost::lockfree::queue, 7,s:   5,884,547 msg/sec
          boost::lockfree::queue, 7,i:   5,916,155 msg/sec
          boost::lockfree::queue, 8,s:   5,444,924 msg/sec
          boost::lockfree::queue, 8,i:   5,534,124 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 125,830,113 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 167,866,640 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,328,925 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  20,824,720 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,991,498 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,959,008 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,922,497 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,047,072 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,162,703 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,480,666 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,121,068 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,139,770 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,258,517 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,806,687 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,819,101 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,647,462 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  52,829,943 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  33,001,669 msg/sec
                pthread_spinlock, 1,s:  28,992,003 msg/sec
                pthread_spinlock, 1,i:  28,728,244 msg/sec
                pthread_spinlock, 2,s:  14,668,407 msg/sec
                pthread_spinlock, 2,i:  17,021,194 msg/sec
                pthread_spinlock, 3,s:   8,370,573 msg/sec
                pthread_spinlock, 3,i:  11,953,607 msg/sec
                pthread_spinlock, 4,s:   6,472,922 msg/sec
                pthread_spinlock, 4,i:   8,657,465 msg/sec
                pthread_spinlock, 5,s:   8,755,555 msg/sec
                pthread_spinlock, 5,i:   9,278,399 msg/sec
                pthread_spinlock, 6,s:   8,232,523 msg/sec
                pthread_spinlock, 6,i:   8,454,842 msg/sec
                pthread_spinlock, 7,s:   7,566,248 msg/sec
                pthread_spinlock, 7,i:   7,627,738 msg/sec
                pthread_spinlock, 8,s:   6,673,830 msg/sec
                pthread_spinlock, 8,i:   7,323,468 msg/sec
                      std::mutex, 1,s:   6,217,985 msg/sec
                      std::mutex, 1,i:   5,735,688 msg/sec
                      std::mutex, 2,s:   5,062,686 msg/sec
                      std::mutex, 2,i:   5,542,064 msg/sec
                      std::mutex, 3,s:   5,019,135 msg/sec
                      std::mutex, 3,i:   5,433,057 msg/sec
                      std::mutex, 4,s:   6,247,195 msg/sec
                      std::mutex, 4,i:   6,379,896 msg/sec
                      std::mutex, 5,s:   6,088,868 msg/sec
                      std::mutex, 5,i:   6,117,087 msg/sec
                      std::mutex, 6,s:   5,864,621 msg/sec
                      std::mutex, 6,i:   5,865,177 msg/sec
                      std::mutex, 7,s:   5,796,395 msg/sec
                      std::mutex, 7,i:   5,786,252 msg/sec
                      std::mutex, 8,s:   5,713,013 msg/sec
                      std::mutex, 8,i:   5,761,995 msg/sec
                 tbb::spin_mutex, 1,s:  37,523,524 msg/sec
                 tbb::spin_mutex, 1,i:  32,712,899 msg/sec
                 tbb::spin_mutex, 2,s:  17,906,070 msg/sec
                 tbb::spin_mutex, 2,i:  18,260,320 msg/sec
                 tbb::spin_mutex, 3,s:   8,003,671 msg/sec
                 tbb::spin_mutex, 3,i:  10,257,231 msg/sec
                 tbb::spin_mutex, 4,s:   2,985,658 msg/sec
                 tbb::spin_mutex, 4,i:   6,411,260 msg/sec
                 tbb::spin_mutex, 5,s:   5,415,965 msg/sec
                 tbb::spin_mutex, 5,i:   5,822,671 msg/sec
                 tbb::spin_mutex, 6,s:   5,335,705 msg/sec
                 tbb::spin_mutex, 6,i:   4,360,324 msg/sec
                 tbb::spin_mutex, 7,s:   4,864,820 msg/sec
                 tbb::spin_mutex, 7,i:   4,286,880 msg/sec
                 tbb::spin_mutex, 8,s:   3,764,350 msg/sec
                 tbb::spin_mutex, 8,i:   4,065,040 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,098,237 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,109,033 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,180,342 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,055,354 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,131,734 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,349,380 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,047,551 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,194,317 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,492,889 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,384,944 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,622,104 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,745,628 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,650,577 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,088,181 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,725,471 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,928,760 msg/sec
     xenium::michael_scott_queue, 1,s:  10,094,503 msg/sec
     xenium::michael_scott_queue, 1,i:   9,712,967 msg/sec
     xenium::michael_scott_queue, 2,s:   8,347,833 msg/sec
     xenium::michael_scott_queue, 2,i:   8,464,361 msg/sec
     xenium::michael_scott_queue, 3,s:   7,261,136 msg/sec
     xenium::michael_scott_queue, 3,i:   7,540,290 msg/sec
     xenium::michael_scott_queue, 4,s:   6,320,488 msg/sec
     xenium::michael_scott_queue, 4,i:   6,319,831 msg/sec
     xenium::michael_scott_queue, 5,s:   6,307,380 msg/sec
     xenium::michael_scott_queue, 5,i:   6,707,297 msg/sec
     xenium::michael_scott_queue, 6,s:   6,520,360 msg/sec
     xenium::michael_scott_queue, 6,i:   6,688,770 msg/sec
     xenium::michael_scott_queue, 7,s:   6,320,225 msg/sec
     xenium::michael_scott_queue, 7,i:   6,484,983 msg/sec
     xenium::michael_scott_queue, 8,s:   5,995,537 msg/sec
     xenium::michael_scott_queue, 8,i:   6,092,274 msg/sec
         xenium::ramalhete_queue, 1,s:  32,857,575 msg/sec
         xenium::ramalhete_queue, 1,i:  32,911,036 msg/sec
         xenium::ramalhete_queue, 2,s:  23,495,740 msg/sec
         xenium::ramalhete_queue, 2,i:  23,434,365 msg/sec
         xenium::ramalhete_queue, 3,s:  29,165,421 msg/sec
         xenium::ramalhete_queue, 3,i:  28,471,387 msg/sec
         xenium::ramalhete_queue, 4,s:  33,941,091 msg/sec
         xenium::ramalhete_queue, 4,i:  33,522,440 msg/sec
         xenium::ramalhete_queue, 5,s:  31,994,821 msg/sec
         xenium::ramalhete_queue, 5,i:  36,018,082 msg/sec
         xenium::ramalhete_queue, 6,s:  34,043,179 msg/sec
         xenium::ramalhete_queue, 6,i:  38,922,087 msg/sec
         xenium::ramalhete_queue, 7,s:  35,008,770 msg/sec
         xenium::ramalhete_queue, 7,i:  41,183,046 msg/sec
         xenium::ramalhete_queue, 8,s:  35,521,823 msg/sec
         xenium::ramalhete_queue, 8,i:  43,999,842 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,166,194 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,584,461 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,305,296 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,420,442 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,662,570 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,867,012 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,573,871 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,294,140 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,954,097 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,361,617 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,768,938 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,659,865 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,238,926 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,831,800 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,380,400 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,368,815 msg/sec
                     AtomicQueue, 1,s:  59,636,745 msg/sec
                     AtomicQueue, 1,i:  56,054,529 msg/sec
                     AtomicQueue, 2,s:  12,275,804 msg/sec
                     AtomicQueue, 2,i:  11,724,227 msg/sec
                     AtomicQueue, 3,s:  10,764,677 msg/sec
                     AtomicQueue, 3,i:   9,892,641 msg/sec
                     AtomicQueue, 4,s:   8,166,938 msg/sec
                     AtomicQueue, 4,i:   8,223,938 msg/sec
                     AtomicQueue, 5,s:   7,995,496 msg/sec
                     AtomicQueue, 5,i:   8,084,637 msg/sec
                     AtomicQueue, 6,s:   7,837,569 msg/sec
                     AtomicQueue, 6,i:   7,611,919 msg/sec
                     AtomicQueue, 7,s:   7,162,855 msg/sec
                     AtomicQueue, 7,i:   7,970,444 msg/sec
                     AtomicQueue, 8,s:   6,334,936 msg/sec
                     AtomicQueue, 8,i:   7,444,954 msg/sec
                    AtomicQueueB, 1,s:  43,955,654 msg/sec
                    AtomicQueueB, 1,i:  42,947,194 msg/sec
                    AtomicQueueB, 2,s:  11,794,039 msg/sec
                    AtomicQueueB, 2,i:  11,462,109 msg/sec
                    AtomicQueueB, 3,s:  11,081,270 msg/sec
                    AtomicQueueB, 3,i:  10,233,784 msg/sec
                    AtomicQueueB, 4,s:   8,060,949 msg/sec
                    AtomicQueueB, 4,i:   7,964,895 msg/sec
                    AtomicQueueB, 5,s:   7,621,377 msg/sec
                    AtomicQueueB, 5,i:   7,732,700 msg/sec
                    AtomicQueueB, 6,s:   7,307,246 msg/sec
                    AtomicQueueB, 6,i:   7,567,487 msg/sec
                    AtomicQueueB, 7,s:   6,960,152 msg/sec
                    AtomicQueueB, 7,i:   7,729,350 msg/sec
                    AtomicQueueB, 8,s:   6,225,276 msg/sec
                    AtomicQueueB, 8,i:   7,185,567 msg/sec
             OptimistAtomicQueue, 1,s: 739,879,603 msg/sec
             OptimistAtomicQueue, 1,i: 533,821,815 msg/sec
             OptimistAtomicQueue, 2,s:  32,660,861 msg/sec
             OptimistAtomicQueue, 2,i:  32,712,207 msg/sec
             OptimistAtomicQueue, 3,s:  36,638,444 msg/sec
             OptimistAtomicQueue, 3,i:  37,391,457 msg/sec
             OptimistAtomicQueue, 4,s:  39,287,373 msg/sec
             OptimistAtomicQueue, 4,i:  39,432,189 msg/sec
             OptimistAtomicQueue, 5,s:  39,974,163 msg/sec
             OptimistAtomicQueue, 5,i:  48,068,476 msg/sec
             OptimistAtomicQueue, 6,s:  42,673,335 msg/sec
             OptimistAtomicQueue, 6,i:  50,223,902 msg/sec
             OptimistAtomicQueue, 7,s:  45,154,644 msg/sec
             OptimistAtomicQueue, 7,i:  53,028,815 msg/sec
             OptimistAtomicQueue, 8,s:  46,606,053 msg/sec
             OptimistAtomicQueue, 8,i:  49,572,386 msg/sec
            OptimistAtomicQueueB, 1,s: 161,169,510 msg/sec
            OptimistAtomicQueueB, 1,i:  76,504,784 msg/sec
            OptimistAtomicQueueB, 2,s:  32,315,086 msg/sec
            OptimistAtomicQueueB, 2,i:  32,413,001 msg/sec
            OptimistAtomicQueueB, 3,s:  36,249,375 msg/sec
            OptimistAtomicQueueB, 3,i:  36,981,255 msg/sec
            OptimistAtomicQueueB, 4,s:  38,727,673 msg/sec
            OptimistAtomicQueueB, 4,i:  38,683,760 msg/sec
            OptimistAtomicQueueB, 5,s:  41,107,864 msg/sec
            OptimistAtomicQueueB, 5,i:  45,407,912 msg/sec
            OptimistAtomicQueueB, 6,s:  40,898,766 msg/sec
            OptimistAtomicQueueB, 6,i:  49,251,736 msg/sec
            OptimistAtomicQueueB, 7,s:  42,229,816 msg/sec
            OptimistAtomicQueueB, 7,i:  51,525,613 msg/sec
            OptimistAtomicQueueB, 8,s:  44,156,973 msg/sec
            OptimistAtomicQueueB, 8,i:  47,689,364 msg/sec
                    AtomicQueue2, 1,s:  24,512,573 msg/sec
                    AtomicQueue2, 1,i:  24,520,592 msg/sec
                    AtomicQueue2, 2,s:  12,267,302 msg/sec
                    AtomicQueue2, 2,i:  11,384,361 msg/sec
                    AtomicQueue2, 3,s:   9,402,967 msg/sec
                    AtomicQueue2, 3,i:   9,410,378 msg/sec
                    AtomicQueue2, 4,s:   8,025,272 msg/sec
                    AtomicQueue2, 4,i:   8,031,889 msg/sec
                    AtomicQueue2, 5,s:   7,933,180 msg/sec
                    AtomicQueue2, 5,i:   8,056,147 msg/sec
                    AtomicQueue2, 6,s:   7,614,233 msg/sec
                    AtomicQueue2, 6,i:   7,499,515 msg/sec
                    AtomicQueue2, 7,s:   7,114,728 msg/sec
                    AtomicQueue2, 7,i:   7,875,288 msg/sec
                    AtomicQueue2, 8,s:   6,370,161 msg/sec
                    AtomicQueue2, 8,i:   7,273,986 msg/sec
                   AtomicQueueB2, 1,s:  36,016,339 msg/sec
                   AtomicQueueB2, 1,i:  32,690,245 msg/sec
                   AtomicQueueB2, 2,s:  11,392,628 msg/sec
                   AtomicQueueB2, 2,i:  11,061,969 msg/sec
                   AtomicQueueB2, 3,s:   9,495,026 msg/sec
                   AtomicQueueB2, 3,i:   9,486,240 msg/sec
                   AtomicQueueB2, 4,s:   7,966,162 msg/sec
                   AtomicQueueB2, 4,i:   7,864,776 msg/sec
                   AtomicQueueB2, 5,s:   7,470,124 msg/sec
                   AtomicQueueB2, 5,i:   7,730,871 msg/sec
                   AtomicQueueB2, 6,s:   7,315,448 msg/sec
                   AtomicQueueB2, 6,i:   7,393,309 msg/sec
                   AtomicQueueB2, 7,s:   6,863,109 msg/sec
                   AtomicQueueB2, 7,i:   7,697,449 msg/sec
                   AtomicQueueB2, 8,s:   6,275,301 msg/sec
                   AtomicQueueB2, 8,i:   7,050,104 msg/sec
            OptimistAtomicQueue2, 1,s:  31,125,711 msg/sec
            OptimistAtomicQueue2, 1,i:  29,569,183 msg/sec
            OptimistAtomicQueue2, 2,s:  24,256,247 msg/sec
            OptimistAtomicQueue2, 2,i:  24,020,646 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,953 msg/sec
            OptimistAtomicQueue2, 3,i:  29,953,630 msg/sec
            OptimistAtomicQueue2, 4,s:  33,455,461 msg/sec
            OptimistAtomicQueue2, 4,i:  33,362,074 msg/sec
            OptimistAtomicQueue2, 5,s:  37,259,360 msg/sec
            OptimistAtomicQueue2, 5,i:  40,405,808 msg/sec
            OptimistAtomicQueue2, 6,s:  40,239,236 msg/sec
            OptimistAtomicQueue2, 6,i:  49,431,685 msg/sec
            OptimistAtomicQueue2, 7,s:  43,152,351 msg/sec
            OptimistAtomicQueue2, 7,i:  51,659,108 msg/sec
            OptimistAtomicQueue2, 8,s:  43,863,305 msg/sec
            OptimistAtomicQueue2, 8,i:  48,622,393 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,776,646 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,903,517 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,773,039 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,784,662 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,698,554 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,179,847 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,341,546 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,646,572 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,535,073 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,264,355 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,185,307 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,387,841 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,759,712 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,221,442 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,610,101 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,481,650 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[4] 476m:2s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,542,819 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,189,397 msg/sec
          boost::lockfree::queue, 1,s:   7,951,969 msg/sec
          boost::lockfree::queue, 1,i:   7,889,980 msg/sec
          boost::lockfree::queue, 2,s:   7,652,994 msg/sec
          boost::lockfree::queue, 2,i:   7,462,839 msg/sec
          boost::lockfree::queue, 3,s:   7,389,308 msg/sec
          boost::lockfree::queue, 3,i:   7,591,558 msg/sec
          boost::lockfree::queue, 4,s:   6,404,225 msg/sec
          boost::lockfree::queue, 4,i:   6,818,883 msg/sec
          boost::lockfree::queue, 5,s:   6,406,801 msg/sec
          boost::lockfree::queue, 5,i:   6,464,122 msg/sec
          boost::lockfree::queue, 6,s:   6,005,535 msg/sec
          boost::lockfree::queue, 6,i:   6,104,806 msg/sec
          boost::lockfree::queue, 7,s:   5,942,596 msg/sec
          boost::lockfree::queue, 7,i:   5,922,473 msg/sec
          boost::lockfree::queue, 8,s:   5,419,253 msg/sec
          boost::lockfree::queue, 8,i:   5,662,214 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  64,522,444 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  56,584,784 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,055,673 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,231,648 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,246,603 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,319,193 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,334,951 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,314,632 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,512,606 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,370,000 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  38,392,028 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,974,130 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,526,311 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,291,370 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,086,924 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,333,303 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,179,320 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,222,931 msg/sec
                pthread_spinlock, 1,s:  29,295,850 msg/sec
                pthread_spinlock, 1,i:  27,986,827 msg/sec
                pthread_spinlock, 2,s:  15,663,526 msg/sec
                pthread_spinlock, 2,i:  17,158,147 msg/sec
                pthread_spinlock, 3,s:   8,342,675 msg/sec
                pthread_spinlock, 3,i:  11,998,517 msg/sec
                pthread_spinlock, 4,s:   6,453,930 msg/sec
                pthread_spinlock, 4,i:   9,006,445 msg/sec
                pthread_spinlock, 5,s:   8,690,911 msg/sec
                pthread_spinlock, 5,i:   9,597,048 msg/sec
                pthread_spinlock, 6,s:   8,298,332 msg/sec
                pthread_spinlock, 6,i:   8,434,220 msg/sec
                pthread_spinlock, 7,s:   7,560,578 msg/sec
                pthread_spinlock, 7,i:   7,534,235 msg/sec
                pthread_spinlock, 8,s:   6,640,239 msg/sec
                pthread_spinlock, 8,i:   7,250,577 msg/sec
                      std::mutex, 1,s:   6,553,211 msg/sec
                      std::mutex, 1,i:   6,554,325 msg/sec
                      std::mutex, 2,s:   5,984,069 msg/sec
                      std::mutex, 2,i:   6,030,639 msg/sec
                      std::mutex, 3,s:   6,121,476 msg/sec
                      std::mutex, 3,i:   6,094,635 msg/sec
                      std::mutex, 4,s:   6,245,129 msg/sec
                      std::mutex, 4,i:   6,201,971 msg/sec
                      std::mutex, 5,s:   6,048,628 msg/sec
                      std::mutex, 5,i:   6,085,334 msg/sec
                      std::mutex, 6,s:   5,902,585 msg/sec
                      std::mutex, 6,i:   5,905,190 msg/sec
                      std::mutex, 7,s:   5,809,213 msg/sec
                      std::mutex, 7,i:   5,834,115 msg/sec
                      std::mutex, 8,s:   5,657,528 msg/sec
                      std::mutex, 8,i:   5,692,159 msg/sec
                 tbb::spin_mutex, 1,s:  37,897,363 msg/sec
                 tbb::spin_mutex, 1,i:  32,969,930 msg/sec
                 tbb::spin_mutex, 2,s:  21,288,973 msg/sec
                 tbb::spin_mutex, 2,i:  18,295,727 msg/sec
                 tbb::spin_mutex, 3,s:   8,190,195 msg/sec
                 tbb::spin_mutex, 3,i:  10,296,983 msg/sec
                 tbb::spin_mutex, 4,s:   3,330,766 msg/sec
                 tbb::spin_mutex, 4,i:   6,440,433 msg/sec
                 tbb::spin_mutex, 5,s:   5,576,648 msg/sec
                 tbb::spin_mutex, 5,i:   5,702,361 msg/sec
                 tbb::spin_mutex, 6,s:   5,364,203 msg/sec
                 tbb::spin_mutex, 6,i:   4,339,070 msg/sec
                 tbb::spin_mutex, 7,s:   4,874,604 msg/sec
                 tbb::spin_mutex, 7,i:   4,347,200 msg/sec
                 tbb::spin_mutex, 8,s:   4,226,963 msg/sec
                 tbb::spin_mutex, 8,i:   4,082,808 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,293,139 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,965,986 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,780,176 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,381,017 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,096,760 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,028,504 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,394,972 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,323,321 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,666,930 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,865,172 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,051,133 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,907,930 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,942,666 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,947,349 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,957,966 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,077,330 msg/sec
     xenium::michael_scott_queue, 1,s:  10,017,767 msg/sec
     xenium::michael_scott_queue, 1,i:   9,836,538 msg/sec
     xenium::michael_scott_queue, 2,s:   8,668,676 msg/sec
     xenium::michael_scott_queue, 2,i:   8,556,294 msg/sec
     xenium::michael_scott_queue, 3,s:   7,420,670 msg/sec
     xenium::michael_scott_queue, 3,i:   7,672,783 msg/sec
     xenium::michael_scott_queue, 4,s:   6,253,267 msg/sec
     xenium::michael_scott_queue, 4,i:   6,322,152 msg/sec
     xenium::michael_scott_queue, 5,s:   6,322,466 msg/sec
     xenium::michael_scott_queue, 5,i:   6,687,996 msg/sec
     xenium::michael_scott_queue, 6,s:   6,533,413 msg/sec
     xenium::michael_scott_queue, 6,i:   6,720,785 msg/sec
     xenium::michael_scott_queue, 7,s:   6,293,682 msg/sec
     xenium::michael_scott_queue, 7,i:   6,426,585 msg/sec
     xenium::michael_scott_queue, 8,s:   5,989,250 msg/sec
     xenium::michael_scott_queue, 8,i:   6,165,098 msg/sec
         xenium::ramalhete_queue, 1,s:  31,943,521 msg/sec
         xenium::ramalhete_queue, 1,i:  32,211,016 msg/sec
         xenium::ramalhete_queue, 2,s:  23,900,608 msg/sec
         xenium::ramalhete_queue, 2,i:  24,440,140 msg/sec
         xenium::ramalhete_queue, 3,s:  29,282,267 msg/sec
         xenium::ramalhete_queue, 3,i:  28,494,072 msg/sec
         xenium::ramalhete_queue, 4,s:  33,870,532 msg/sec
         xenium::ramalhete_queue, 4,i:  33,525,545 msg/sec
         xenium::ramalhete_queue, 5,s:  32,138,097 msg/sec
         xenium::ramalhete_queue, 5,i:  36,066,686 msg/sec
         xenium::ramalhete_queue, 6,s:  33,861,115 msg/sec
         xenium::ramalhete_queue, 6,i:  39,068,158 msg/sec
         xenium::ramalhete_queue, 7,s:  35,107,661 msg/sec
         xenium::ramalhete_queue, 7,i:  41,404,516 msg/sec
         xenium::ramalhete_queue, 8,s:  35,535,137 msg/sec
         xenium::ramalhete_queue, 8,i:  43,938,337 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,067,563 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,790,285 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,512,651 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,696,342 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,710,554 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,778,907 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,538,449 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,261,893 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,952,230 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,311,618 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,834,503 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,311,478 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,263,574 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,037,137 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,421,258 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,221,046 msg/sec
                     AtomicQueue, 1,s: 107,995,089 msg/sec
                     AtomicQueue, 1,i: 211,903,588 msg/sec
                     AtomicQueue, 2,s:  12,334,722 msg/sec
                     AtomicQueue, 2,i:  11,744,049 msg/sec
                     AtomicQueue, 3,s:  10,765,532 msg/sec
                     AtomicQueue, 3,i:   9,923,688 msg/sec
                     AtomicQueue, 4,s:   8,172,690 msg/sec
                     AtomicQueue, 4,i:   8,194,038 msg/sec
                     AtomicQueue, 5,s:   8,051,339 msg/sec
                     AtomicQueue, 5,i:   8,085,851 msg/sec
                     AtomicQueue, 6,s:   7,865,705 msg/sec
                     AtomicQueue, 6,i:   7,594,656 msg/sec
                     AtomicQueue, 7,s:   7,144,733 msg/sec
                     AtomicQueue, 7,i:   7,977,102 msg/sec
                     AtomicQueue, 8,s:   6,349,933 msg/sec
                     AtomicQueue, 8,i:   7,457,459 msg/sec
                    AtomicQueueB, 1,s:  43,724,653 msg/sec
                    AtomicQueueB, 1,i:  43,060,694 msg/sec
                    AtomicQueueB, 2,s:  11,960,185 msg/sec
                    AtomicQueueB, 2,i:  11,457,387 msg/sec
                    AtomicQueueB, 3,s:  10,966,303 msg/sec
                    AtomicQueueB, 3,i:  10,245,556 msg/sec
                    AtomicQueueB, 4,s:   8,069,494 msg/sec
                    AtomicQueueB, 4,i:   7,978,711 msg/sec
                    AtomicQueueB, 5,s:   7,575,871 msg/sec
                    AtomicQueueB, 5,i:   7,851,529 msg/sec
                    AtomicQueueB, 6,s:   7,197,510 msg/sec
                    AtomicQueueB, 6,i:   7,529,530 msg/sec
                    AtomicQueueB, 7,s:   6,852,516 msg/sec
                    AtomicQueueB, 7,i:   7,708,540 msg/sec
                    AtomicQueueB, 8,s:   6,190,699 msg/sec
                    AtomicQueueB, 8,i:   7,185,532 msg/sec
             OptimistAtomicQueue, 1,s: 700,374,647 msg/sec
             OptimistAtomicQueue, 1,i: 518,740,135 msg/sec
             OptimistAtomicQueue, 2,s:  32,620,424 msg/sec
             OptimistAtomicQueue, 2,i:  32,685,671 msg/sec
             OptimistAtomicQueue, 3,s:  36,689,613 msg/sec
             OptimistAtomicQueue, 3,i:  37,289,610 msg/sec
             OptimistAtomicQueue, 4,s:  39,294,575 msg/sec
             OptimistAtomicQueue, 4,i:  39,388,172 msg/sec
             OptimistAtomicQueue, 5,s:  41,686,253 msg/sec
             OptimistAtomicQueue, 5,i:  48,642,688 msg/sec
             OptimistAtomicQueue, 6,s:  42,642,096 msg/sec
             OptimistAtomicQueue, 6,i:  49,745,484 msg/sec
             OptimistAtomicQueue, 7,s:  45,261,275 msg/sec
             OptimistAtomicQueue, 7,i:  49,500,518 msg/sec
             OptimistAtomicQueue, 8,s:  46,494,187 msg/sec
             OptimistAtomicQueue, 8,i:  49,305,996 msg/sec
            OptimistAtomicQueueB, 1,s:  77,860,303 msg/sec
            OptimistAtomicQueueB, 1,i:  77,667,891 msg/sec
            OptimistAtomicQueueB, 2,s:  31,665,955 msg/sec
            OptimistAtomicQueueB, 2,i:  31,763,399 msg/sec
            OptimistAtomicQueueB, 3,s:  36,050,696 msg/sec
            OptimistAtomicQueueB, 3,i:  36,713,969 msg/sec
            OptimistAtomicQueueB, 4,s:  38,750,110 msg/sec
            OptimistAtomicQueueB, 4,i:  38,750,063 msg/sec
            OptimistAtomicQueueB, 5,s:  41,058,075 msg/sec
            OptimistAtomicQueueB, 5,i:  45,350,340 msg/sec
            OptimistAtomicQueueB, 6,s:  40,408,877 msg/sec
            OptimistAtomicQueueB, 6,i:  49,080,103 msg/sec
            OptimistAtomicQueueB, 7,s:  42,048,339 msg/sec
            OptimistAtomicQueueB, 7,i:  47,931,920 msg/sec
            OptimistAtomicQueueB, 8,s:  44,212,608 msg/sec
            OptimistAtomicQueueB, 8,i:  48,897,617 msg/sec
                    AtomicQueue2, 1,s:  23,146,186 msg/sec
                    AtomicQueue2, 1,i:  23,110,940 msg/sec
                    AtomicQueue2, 2,s:  11,828,630 msg/sec
                    AtomicQueue2, 2,i:  11,422,207 msg/sec
                    AtomicQueue2, 3,s:   9,464,714 msg/sec
                    AtomicQueue2, 3,i:   9,378,941 msg/sec
                    AtomicQueue2, 4,s:   8,101,848 msg/sec
                    AtomicQueue2, 4,i:   8,082,312 msg/sec
                    AtomicQueue2, 5,s:   7,909,356 msg/sec
                    AtomicQueue2, 5,i:   8,033,669 msg/sec
                    AtomicQueue2, 6,s:   7,816,630 msg/sec
                    AtomicQueue2, 6,i:   7,513,661 msg/sec
                    AtomicQueue2, 7,s:   7,065,091 msg/sec
                    AtomicQueue2, 7,i:   7,893,311 msg/sec
                    AtomicQueue2, 8,s:   6,391,688 msg/sec
                    AtomicQueue2, 8,i:   7,225,620 msg/sec
                   AtomicQueueB2, 1,s:  38,758,944 msg/sec
                   AtomicQueueB2, 1,i:  33,467,110 msg/sec
                   AtomicQueueB2, 2,s:  11,363,982 msg/sec
                   AtomicQueueB2, 2,i:  11,156,897 msg/sec
                   AtomicQueueB2, 3,s:   9,603,425 msg/sec
                   AtomicQueueB2, 3,i:   9,497,980 msg/sec
                   AtomicQueueB2, 4,s:   7,921,340 msg/sec
                   AtomicQueueB2, 4,i:   7,913,101 msg/sec
                   AtomicQueueB2, 5,s:   7,487,276 msg/sec
                   AtomicQueueB2, 5,i:   7,696,498 msg/sec
                   AtomicQueueB2, 6,s:   7,357,903 msg/sec
                   AtomicQueueB2, 6,i:   7,441,043 msg/sec
                   AtomicQueueB2, 7,s:   6,914,322 msg/sec
                   AtomicQueueB2, 7,i:   7,710,459 msg/sec
                   AtomicQueueB2, 8,s:   6,330,688 msg/sec
                   AtomicQueueB2, 8,i:   7,120,508 msg/sec
            OptimistAtomicQueue2, 1,s: 534,514,467 msg/sec
            OptimistAtomicQueue2, 1,i:  32,014,328 msg/sec
            OptimistAtomicQueue2, 2,s:  26,231,351 msg/sec
            OptimistAtomicQueue2, 2,i:  24,004,464 msg/sec
            OptimistAtomicQueue2, 3,s:  30,525,787 msg/sec
            OptimistAtomicQueue2, 3,i:  30,025,642 msg/sec
            OptimistAtomicQueue2, 4,s:  33,262,672 msg/sec
            OptimistAtomicQueue2, 4,i:  33,411,277 msg/sec
            OptimistAtomicQueue2, 5,s:  37,101,616 msg/sec
            OptimistAtomicQueue2, 5,i:  41,038,598 msg/sec
            OptimistAtomicQueue2, 6,s:  40,113,105 msg/sec
            OptimistAtomicQueue2, 6,i:  49,352,550 msg/sec
            OptimistAtomicQueue2, 7,s:  42,623,286 msg/sec
            OptimistAtomicQueue2, 7,i:  51,474,986 msg/sec
            OptimistAtomicQueue2, 8,s:  43,912,349 msg/sec
            OptimistAtomicQueue2, 8,i:  48,782,572 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,798,440 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,874,461 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,292,212 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,228,704 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,722,354 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,143,870 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,344,139 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,148,582 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,748,785 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,229,894 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,551,925 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,331,624 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,124,258 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,144,319 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,584,036 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,734,964 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000128 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000297 sec/round-trip
                      std::mutex: 0.000000468 sec/round-trip
                 tbb::spin_mutex: 0.000000270 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000377 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000197 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[5] 474m:43s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,793,176 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,967,858 msg/sec
          boost::lockfree::queue, 1,s:   7,905,186 msg/sec
          boost::lockfree::queue, 1,i:   6,796,537 msg/sec
          boost::lockfree::queue, 2,s:   7,562,949 msg/sec
          boost::lockfree::queue, 2,i:   7,495,035 msg/sec
          boost::lockfree::queue, 3,s:   7,392,021 msg/sec
          boost::lockfree::queue, 3,i:   7,489,461 msg/sec
          boost::lockfree::queue, 4,s:   6,425,350 msg/sec
          boost::lockfree::queue, 4,i:   6,753,491 msg/sec
          boost::lockfree::queue, 5,s:   6,470,577 msg/sec
          boost::lockfree::queue, 5,i:   6,507,967 msg/sec
          boost::lockfree::queue, 6,s:   6,013,750 msg/sec
          boost::lockfree::queue, 6,i:   6,099,324 msg/sec
          boost::lockfree::queue, 7,s:   5,802,573 msg/sec
          boost::lockfree::queue, 7,i:   5,956,815 msg/sec
          boost::lockfree::queue, 8,s:   5,482,126 msg/sec
          boost::lockfree::queue, 8,i:   5,696,085 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 390,507,085 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 391,354,930 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,125,565 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,355,044 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,442,941 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,292,052 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,306,520 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,095,441 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,828,132 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,477,910 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,219,472 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,665,884 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,316,653 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,541,961 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,067,908 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,127,414 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,319,326 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,836,206 msg/sec
                pthread_spinlock, 1,s:  29,057,768 msg/sec
                pthread_spinlock, 1,i:  25,399,982 msg/sec
                pthread_spinlock, 2,s:  15,308,751 msg/sec
                pthread_spinlock, 2,i:  16,871,395 msg/sec
                pthread_spinlock, 3,s:   8,369,231 msg/sec
                pthread_spinlock, 3,i:  12,207,912 msg/sec
                pthread_spinlock, 4,s:   6,546,848 msg/sec
                pthread_spinlock, 4,i:   8,877,327 msg/sec
                pthread_spinlock, 5,s:   8,689,176 msg/sec
                pthread_spinlock, 5,i:   9,229,785 msg/sec
                pthread_spinlock, 6,s:   8,541,897 msg/sec
                pthread_spinlock, 6,i:   8,587,591 msg/sec
                pthread_spinlock, 7,s:   7,572,518 msg/sec
                pthread_spinlock, 7,i:   8,040,361 msg/sec
                pthread_spinlock, 8,s:   6,852,797 msg/sec
                pthread_spinlock, 8,i:   7,166,443 msg/sec
                      std::mutex, 1,s:   6,047,220 msg/sec
                      std::mutex, 1,i:   7,735,464 msg/sec
                      std::mutex, 2,s:   6,209,857 msg/sec
                      std::mutex, 2,i:   6,229,236 msg/sec
                      std::mutex, 3,s:   6,010,302 msg/sec
                      std::mutex, 3,i:   5,103,920 msg/sec
                      std::mutex, 4,s:   5,646,701 msg/sec
                      std::mutex, 4,i:   5,670,455 msg/sec
                      std::mutex, 5,s:   5,589,163 msg/sec
                      std::mutex, 5,i:   6,231,885 msg/sec
                      std::mutex, 6,s:   5,953,644 msg/sec
                      std::mutex, 6,i:   5,965,206 msg/sec
                      std::mutex, 7,s:   5,891,880 msg/sec
                      std::mutex, 7,i:   5,907,366 msg/sec
                      std::mutex, 8,s:   5,757,498 msg/sec
                      std::mutex, 8,i:   5,774,000 msg/sec
                 tbb::spin_mutex, 1,s:  37,750,230 msg/sec
                 tbb::spin_mutex, 1,i:  32,898,608 msg/sec
                 tbb::spin_mutex, 2,s:  21,279,872 msg/sec
                 tbb::spin_mutex, 2,i:  18,395,966 msg/sec
                 tbb::spin_mutex, 3,s:   8,423,527 msg/sec
                 tbb::spin_mutex, 3,i:  10,295,893 msg/sec
                 tbb::spin_mutex, 4,s:   3,118,777 msg/sec
                 tbb::spin_mutex, 4,i:   6,330,404 msg/sec
                 tbb::spin_mutex, 5,s:   5,201,840 msg/sec
                 tbb::spin_mutex, 5,i:   5,808,535 msg/sec
                 tbb::spin_mutex, 6,s:   5,297,246 msg/sec
                 tbb::spin_mutex, 6,i:   4,351,706 msg/sec
                 tbb::spin_mutex, 7,s:   4,706,424 msg/sec
                 tbb::spin_mutex, 7,i:   4,302,718 msg/sec
                 tbb::spin_mutex, 8,s:   4,266,462 msg/sec
                 tbb::spin_mutex, 8,i:   4,066,447 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,342,450 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,477,813 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,877,959 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,690,053 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,423,151 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,770,968 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,097,446 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,357,311 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,679,354 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,699,205 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,807,188 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,958,420 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,752,142 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,133,599 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,630,148 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,315,590 msg/sec
     xenium::michael_scott_queue, 1,s:   9,103,220 msg/sec
     xenium::michael_scott_queue, 1,i:   8,976,445 msg/sec
     xenium::michael_scott_queue, 2,s:   8,413,709 msg/sec
     xenium::michael_scott_queue, 2,i:   8,407,927 msg/sec
     xenium::michael_scott_queue, 3,s:   7,261,683 msg/sec
     xenium::michael_scott_queue, 3,i:   7,539,266 msg/sec
     xenium::michael_scott_queue, 4,s:   6,309,792 msg/sec
     xenium::michael_scott_queue, 4,i:   6,297,004 msg/sec
     xenium::michael_scott_queue, 5,s:   6,288,861 msg/sec
     xenium::michael_scott_queue, 5,i:   6,619,070 msg/sec
     xenium::michael_scott_queue, 6,s:   6,552,195 msg/sec
     xenium::michael_scott_queue, 6,i:   6,818,717 msg/sec
     xenium::michael_scott_queue, 7,s:   6,266,038 msg/sec
     xenium::michael_scott_queue, 7,i:   6,554,128 msg/sec
     xenium::michael_scott_queue, 8,s:   5,973,686 msg/sec
     xenium::michael_scott_queue, 8,i:   6,214,997 msg/sec
         xenium::ramalhete_queue, 1,s:  32,183,996 msg/sec
         xenium::ramalhete_queue, 1,i:  32,032,414 msg/sec
         xenium::ramalhete_queue, 2,s:  23,489,470 msg/sec
         xenium::ramalhete_queue, 2,i:  23,350,393 msg/sec
         xenium::ramalhete_queue, 3,s:  29,132,003 msg/sec
         xenium::ramalhete_queue, 3,i:  28,416,064 msg/sec
         xenium::ramalhete_queue, 4,s:  33,791,164 msg/sec
         xenium::ramalhete_queue, 4,i:  33,448,318 msg/sec
         xenium::ramalhete_queue, 5,s:  31,998,427 msg/sec
         xenium::ramalhete_queue, 5,i:  36,095,870 msg/sec
         xenium::ramalhete_queue, 6,s:  34,087,322 msg/sec
         xenium::ramalhete_queue, 6,i:  39,805,926 msg/sec
         xenium::ramalhete_queue, 7,s:  34,910,530 msg/sec
         xenium::ramalhete_queue, 7,i:  41,435,579 msg/sec
         xenium::ramalhete_queue, 8,s:  35,561,977 msg/sec
         xenium::ramalhete_queue, 8,i:  43,866,049 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,575,786 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,685,368 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,531,263 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,991,338 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,519,605 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,399,758 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,632,823 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,248,994 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,719,333 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,365,489 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,717,788 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,263,126 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,177,671 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,852,304 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,409,220 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,523,715 msg/sec
                     AtomicQueue, 1,s:  60,725,562 msg/sec
                     AtomicQueue, 1,i:  55,958,855 msg/sec
                     AtomicQueue, 2,s:  12,339,634 msg/sec
                     AtomicQueue, 2,i:  11,794,490 msg/sec
                     AtomicQueue, 3,s:  10,730,786 msg/sec
                     AtomicQueue, 3,i:   9,945,666 msg/sec
                     AtomicQueue, 4,s:   8,167,674 msg/sec
                     AtomicQueue, 4,i:   8,205,550 msg/sec
                     AtomicQueue, 5,s:   8,042,800 msg/sec
                     AtomicQueue, 5,i:   8,130,261 msg/sec
                     AtomicQueue, 6,s:   7,766,740 msg/sec
                     AtomicQueue, 6,i:   7,610,039 msg/sec
                     AtomicQueue, 7,s:   7,073,749 msg/sec
                     AtomicQueue, 7,i:   7,983,385 msg/sec
                     AtomicQueue, 8,s:   6,350,092 msg/sec
                     AtomicQueue, 8,i:   7,357,757 msg/sec
                    AtomicQueueB, 1,s:  43,958,054 msg/sec
                    AtomicQueueB, 1,i:  43,014,884 msg/sec
                    AtomicQueueB, 2,s:  11,945,042 msg/sec
                    AtomicQueueB, 2,i:  11,489,145 msg/sec
                    AtomicQueueB, 3,s:  10,975,533 msg/sec
                    AtomicQueueB, 3,i:  10,206,296 msg/sec
                    AtomicQueueB, 4,s:   8,056,063 msg/sec
                    AtomicQueueB, 4,i:   8,042,110 msg/sec
                    AtomicQueueB, 5,s:   7,688,766 msg/sec
                    AtomicQueueB, 5,i:   7,806,950 msg/sec
                    AtomicQueueB, 6,s:   7,382,987 msg/sec
                    AtomicQueueB, 6,i:   7,527,814 msg/sec
                    AtomicQueueB, 7,s:   6,875,545 msg/sec
                    AtomicQueueB, 7,i:   7,699,418 msg/sec
                    AtomicQueueB, 8,s:   6,205,983 msg/sec
                    AtomicQueueB, 8,i:   7,159,346 msg/sec
             OptimistAtomicQueue, 1,s: 734,484,699 msg/sec
             OptimistAtomicQueue, 1,i: 520,523,256 msg/sec
             OptimistAtomicQueue, 2,s:  32,127,675 msg/sec
             OptimistAtomicQueue, 2,i:  32,304,743 msg/sec
             OptimistAtomicQueue, 3,s:  36,636,652 msg/sec
             OptimistAtomicQueue, 3,i:  37,349,557 msg/sec
             OptimistAtomicQueue, 4,s:  39,281,593 msg/sec
             OptimistAtomicQueue, 4,i:  39,391,512 msg/sec
             OptimistAtomicQueue, 5,s:  42,319,772 msg/sec
             OptimistAtomicQueue, 5,i:  46,368,945 msg/sec
             OptimistAtomicQueue, 6,s:  42,630,889 msg/sec
             OptimistAtomicQueue, 6,i:  50,389,746 msg/sec
             OptimistAtomicQueue, 7,s:  45,316,817 msg/sec
             OptimistAtomicQueue, 7,i:  52,954,542 msg/sec
             OptimistAtomicQueue, 8,s:  46,355,761 msg/sec
             OptimistAtomicQueue, 8,i:  48,901,007 msg/sec
            OptimistAtomicQueueB, 1,s:  77,739,997 msg/sec
            OptimistAtomicQueueB, 1,i:  78,131,809 msg/sec
            OptimistAtomicQueueB, 2,s:  32,225,937 msg/sec
            OptimistAtomicQueueB, 2,i:  32,342,006 msg/sec
            OptimistAtomicQueueB, 3,s:  36,331,080 msg/sec
            OptimistAtomicQueueB, 3,i:  36,820,554 msg/sec
            OptimistAtomicQueueB, 4,s:  38,634,822 msg/sec
            OptimistAtomicQueueB, 4,i:  38,538,368 msg/sec
            OptimistAtomicQueueB, 5,s:  40,965,643 msg/sec
            OptimistAtomicQueueB, 5,i:  45,326,210 msg/sec
            OptimistAtomicQueueB, 6,s:  41,297,314 msg/sec
            OptimistAtomicQueueB, 6,i:  49,149,387 msg/sec
            OptimistAtomicQueueB, 7,s:  42,634,804 msg/sec
            OptimistAtomicQueueB, 7,i:  51,448,261 msg/sec
            OptimistAtomicQueueB, 8,s:  44,317,491 msg/sec
            OptimistAtomicQueueB, 8,i:  48,073,290 msg/sec
                    AtomicQueue2, 1,s:  22,875,878 msg/sec
                    AtomicQueue2, 1,i:  22,827,540 msg/sec
                    AtomicQueue2, 2,s:  11,992,823 msg/sec
                    AtomicQueue2, 2,i:  11,641,362 msg/sec
                    AtomicQueue2, 3,s:   9,557,898 msg/sec
                    AtomicQueue2, 3,i:   9,306,653 msg/sec
                    AtomicQueue2, 4,s:   8,116,519 msg/sec
                    AtomicQueue2, 4,i:   8,047,084 msg/sec
                    AtomicQueue2, 5,s:   7,953,206 msg/sec
                    AtomicQueue2, 5,i:   8,030,278 msg/sec
                    AtomicQueue2, 6,s:   7,769,232 msg/sec
                    AtomicQueue2, 6,i:   7,511,829 msg/sec
                    AtomicQueue2, 7,s:   7,108,250 msg/sec
                    AtomicQueue2, 7,i:   7,901,854 msg/sec
                    AtomicQueue2, 8,s:   6,384,262 msg/sec
                    AtomicQueue2, 8,i:   7,342,880 msg/sec
                   AtomicQueueB2, 1,s:  36,163,860 msg/sec
                   AtomicQueueB2, 1,i:  32,626,733 msg/sec
                   AtomicQueueB2, 2,s:  11,411,791 msg/sec
                   AtomicQueueB2, 2,i:  11,095,024 msg/sec
                   AtomicQueueB2, 3,s:   9,685,046 msg/sec
                   AtomicQueueB2, 3,i:   9,561,675 msg/sec
                   AtomicQueueB2, 4,s:   7,891,792 msg/sec
                   AtomicQueueB2, 4,i:   7,863,222 msg/sec
                   AtomicQueueB2, 5,s:   7,541,695 msg/sec
                   AtomicQueueB2, 5,i:   7,769,952 msg/sec
                   AtomicQueueB2, 6,s:   7,334,455 msg/sec
                   AtomicQueueB2, 6,i:   7,386,166 msg/sec
                   AtomicQueueB2, 7,s:   6,925,191 msg/sec
                   AtomicQueueB2, 7,i:   7,701,858 msg/sec
                   AtomicQueueB2, 8,s:   6,351,525 msg/sec
                   AtomicQueueB2, 8,i:   7,108,263 msg/sec
            OptimistAtomicQueue2, 1,s: 459,440,426 msg/sec
            OptimistAtomicQueue2, 1,i:  29,533,424 msg/sec
            OptimistAtomicQueue2, 2,s:  26,354,438 msg/sec
            OptimistAtomicQueue2, 2,i:  25,373,869 msg/sec
            OptimistAtomicQueue2, 3,s:  32,935,516 msg/sec
            OptimistAtomicQueue2, 3,i:  30,062,432 msg/sec
            OptimistAtomicQueue2, 4,s:  33,256,633 msg/sec
            OptimistAtomicQueue2, 4,i:  33,133,836 msg/sec
            OptimistAtomicQueue2, 5,s:  37,072,546 msg/sec
            OptimistAtomicQueue2, 5,i:  41,281,659 msg/sec
            OptimistAtomicQueue2, 6,s:  40,217,573 msg/sec
            OptimistAtomicQueue2, 6,i:  49,182,971 msg/sec
            OptimistAtomicQueue2, 7,s:  43,396,731 msg/sec
            OptimistAtomicQueue2, 7,i:  51,467,827 msg/sec
            OptimistAtomicQueue2, 8,s:  43,976,880 msg/sec
            OptimistAtomicQueue2, 8,i:  48,703,611 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,340,557 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,870,723 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,938,512 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,202,213 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,676,258 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,921,273 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,074,088 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,976,730 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,385,049 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,683,443 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,329,360 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,371,547 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,796,456 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,149,553 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,220,338 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,273,352 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000120 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000235 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[6] 473m:24s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,713,906 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,369,714 msg/sec
          boost::lockfree::queue, 1,s:   8,003,438 msg/sec
          boost::lockfree::queue, 1,i:   7,968,232 msg/sec
          boost::lockfree::queue, 2,s:   7,678,778 msg/sec
          boost::lockfree::queue, 2,i:   7,532,800 msg/sec
          boost::lockfree::queue, 3,s:   7,473,046 msg/sec
          boost::lockfree::queue, 3,i:   7,591,116 msg/sec
          boost::lockfree::queue, 4,s:   6,426,333 msg/sec
          boost::lockfree::queue, 4,i:   6,783,078 msg/sec
          boost::lockfree::queue, 5,s:   6,408,529 msg/sec
          boost::lockfree::queue, 5,i:   6,437,426 msg/sec
          boost::lockfree::queue, 6,s:   6,011,638 msg/sec
          boost::lockfree::queue, 6,i:   6,114,678 msg/sec
          boost::lockfree::queue, 7,s:   5,895,084 msg/sec
          boost::lockfree::queue, 7,i:   5,939,029 msg/sec
          boost::lockfree::queue, 8,s:   5,393,572 msg/sec
          boost::lockfree::queue, 8,i:   5,656,553 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 121,012,322 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  60,721,717 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,756,020 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  20,411,533 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,457,205 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,452,191 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,362,141 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,100,261 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,618,390 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,826,152 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,316,706 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,076,818 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,439,418 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  31,759,326 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  47,605,615 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,992,964 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,196,189 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  37,128,693 msg/sec
                pthread_spinlock, 1,s:  28,713,101 msg/sec
                pthread_spinlock, 1,i:  25,306,116 msg/sec
                pthread_spinlock, 2,s:  15,548,736 msg/sec
                pthread_spinlock, 2,i:  17,075,510 msg/sec
                pthread_spinlock, 3,s:   8,392,377 msg/sec
                pthread_spinlock, 3,i:  12,097,439 msg/sec
                pthread_spinlock, 4,s:   6,516,174 msg/sec
                pthread_spinlock, 4,i:   8,984,735 msg/sec
                pthread_spinlock, 5,s:   8,645,606 msg/sec
                pthread_spinlock, 5,i:   9,030,391 msg/sec
                pthread_spinlock, 6,s:   8,552,577 msg/sec
                pthread_spinlock, 6,i:   8,490,888 msg/sec
                pthread_spinlock, 7,s:   7,543,375 msg/sec
                pthread_spinlock, 7,i:   7,599,096 msg/sec
                pthread_spinlock, 8,s:   6,686,700 msg/sec
                pthread_spinlock, 8,i:   6,889,551 msg/sec
                      std::mutex, 1,s:   6,840,801 msg/sec
                      std::mutex, 1,i:   6,430,663 msg/sec
                      std::mutex, 2,s:   5,231,612 msg/sec
                      std::mutex, 2,i:   5,496,260 msg/sec
                      std::mutex, 3,s:   6,108,229 msg/sec
                      std::mutex, 3,i:   5,576,470 msg/sec
                      std::mutex, 4,s:   5,639,350 msg/sec
                      std::mutex, 4,i:   5,840,580 msg/sec
                      std::mutex, 5,s:   5,422,247 msg/sec
                      std::mutex, 5,i:   6,040,357 msg/sec
                      std::mutex, 6,s:   5,901,619 msg/sec
                      std::mutex, 6,i:   5,870,231 msg/sec
                      std::mutex, 7,s:   5,786,866 msg/sec
                      std::mutex, 7,i:   5,860,203 msg/sec
                      std::mutex, 8,s:   5,703,729 msg/sec
                      std::mutex, 8,i:   5,736,267 msg/sec
                 tbb::spin_mutex, 1,s:  37,821,963 msg/sec
                 tbb::spin_mutex, 1,i:  32,610,704 msg/sec
                 tbb::spin_mutex, 2,s:  21,060,354 msg/sec
                 tbb::spin_mutex, 2,i:  18,085,657 msg/sec
                 tbb::spin_mutex, 3,s:   8,219,657 msg/sec
                 tbb::spin_mutex, 3,i:  10,275,853 msg/sec
                 tbb::spin_mutex, 4,s:   3,231,808 msg/sec
                 tbb::spin_mutex, 4,i:   6,427,138 msg/sec
                 tbb::spin_mutex, 5,s:   5,205,331 msg/sec
                 tbb::spin_mutex, 5,i:   5,675,528 msg/sec
                 tbb::spin_mutex, 6,s:   5,357,618 msg/sec
                 tbb::spin_mutex, 6,i:   4,352,713 msg/sec
                 tbb::spin_mutex, 7,s:   4,853,530 msg/sec
                 tbb::spin_mutex, 7,i:   4,330,112 msg/sec
                 tbb::spin_mutex, 8,s:   4,251,310 msg/sec
                 tbb::spin_mutex, 8,i:   4,171,120 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,738,492 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,883,077 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,237,976 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,507,623 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,769,980 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,797,883 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,499,032 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,552,881 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,866,037 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,679,515 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,994,998 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,678,134 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,882,421 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,809,189 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,760,162 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,465,400 msg/sec
     xenium::michael_scott_queue, 1,s:   9,178,595 msg/sec
     xenium::michael_scott_queue, 1,i:   9,338,368 msg/sec
     xenium::michael_scott_queue, 2,s:   8,399,118 msg/sec
     xenium::michael_scott_queue, 2,i:   8,366,837 msg/sec
     xenium::michael_scott_queue, 3,s:   7,286,648 msg/sec
     xenium::michael_scott_queue, 3,i:   7,557,571 msg/sec
     xenium::michael_scott_queue, 4,s:   6,312,256 msg/sec
     xenium::michael_scott_queue, 4,i:   6,352,817 msg/sec
     xenium::michael_scott_queue, 5,s:   6,330,323 msg/sec
     xenium::michael_scott_queue, 5,i:   6,690,728 msg/sec
     xenium::michael_scott_queue, 6,s:   6,456,430 msg/sec
     xenium::michael_scott_queue, 6,i:   6,825,177 msg/sec
     xenium::michael_scott_queue, 7,s:   6,282,101 msg/sec
     xenium::michael_scott_queue, 7,i:   6,598,565 msg/sec
     xenium::michael_scott_queue, 8,s:   5,977,055 msg/sec
     xenium::michael_scott_queue, 8,i:   6,201,959 msg/sec
         xenium::ramalhete_queue, 1,s:  32,028,105 msg/sec
         xenium::ramalhete_queue, 1,i:  32,178,843 msg/sec
         xenium::ramalhete_queue, 2,s:  23,696,152 msg/sec
         xenium::ramalhete_queue, 2,i:  23,399,117 msg/sec
         xenium::ramalhete_queue, 3,s:  29,258,735 msg/sec
         xenium::ramalhete_queue, 3,i:  28,407,701 msg/sec
         xenium::ramalhete_queue, 4,s:  33,761,011 msg/sec
         xenium::ramalhete_queue, 4,i:  33,489,933 msg/sec
         xenium::ramalhete_queue, 5,s:  32,180,091 msg/sec
         xenium::ramalhete_queue, 5,i:  38,571,917 msg/sec
         xenium::ramalhete_queue, 6,s:  33,965,121 msg/sec
         xenium::ramalhete_queue, 6,i:  38,975,970 msg/sec
         xenium::ramalhete_queue, 7,s:  35,173,434 msg/sec
         xenium::ramalhete_queue, 7,i:  41,542,583 msg/sec
         xenium::ramalhete_queue, 8,s:  35,461,948 msg/sec
         xenium::ramalhete_queue, 8,i:  43,927,565 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,339,159 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  61,857,288 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,243,338 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,115,972 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,596,674 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,745,200 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,546,719 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,169,648 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,979,541 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,438,452 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,145,978 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,497,782 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,127,359 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,111,245 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,379,913 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,221,191 msg/sec
                     AtomicQueue, 1,s:  62,466,974 msg/sec
                     AtomicQueue, 1,i:  56,757,078 msg/sec
                     AtomicQueue, 2,s:  12,253,586 msg/sec
                     AtomicQueue, 2,i:  11,727,742 msg/sec
                     AtomicQueue, 3,s:  10,798,103 msg/sec
                     AtomicQueue, 3,i:   9,931,764 msg/sec
                     AtomicQueue, 4,s:   8,197,244 msg/sec
                     AtomicQueue, 4,i:   8,189,182 msg/sec
                     AtomicQueue, 5,s:   8,038,954 msg/sec
                     AtomicQueue, 5,i:   8,080,994 msg/sec
                     AtomicQueue, 6,s:   7,883,778 msg/sec
                     AtomicQueue, 6,i:   7,620,471 msg/sec
                     AtomicQueue, 7,s:   7,075,584 msg/sec
                     AtomicQueue, 7,i:   7,985,828 msg/sec
                     AtomicQueue, 8,s:   6,342,695 msg/sec
                     AtomicQueue, 8,i:   7,432,585 msg/sec
                    AtomicQueueB, 1,s:  43,924,531 msg/sec
                    AtomicQueueB, 1,i:  43,264,786 msg/sec
                    AtomicQueueB, 2,s:  11,814,417 msg/sec
                    AtomicQueueB, 2,i:  11,436,367 msg/sec
                    AtomicQueueB, 3,s:  11,003,470 msg/sec
                    AtomicQueueB, 3,i:  10,372,751 msg/sec
                    AtomicQueueB, 4,s:   7,984,448 msg/sec
                    AtomicQueueB, 4,i:   8,120,461 msg/sec
                    AtomicQueueB, 5,s:   7,577,541 msg/sec
                    AtomicQueueB, 5,i:   7,798,117 msg/sec
                    AtomicQueueB, 6,s:   7,394,560 msg/sec
                    AtomicQueueB, 6,i:   7,538,310 msg/sec
                    AtomicQueueB, 7,s:   6,895,369 msg/sec
                    AtomicQueueB, 7,i:   7,747,386 msg/sec
                    AtomicQueueB, 8,s:   6,186,816 msg/sec
                    AtomicQueueB, 8,i:   7,174,759 msg/sec
             OptimistAtomicQueue, 1,s: 745,529,942 msg/sec
             OptimistAtomicQueue, 1,i: 716,495,206 msg/sec
             OptimistAtomicQueue, 2,s:  32,193,900 msg/sec
             OptimistAtomicQueue, 2,i:  32,180,375 msg/sec
             OptimistAtomicQueue, 3,s:  36,639,318 msg/sec
             OptimistAtomicQueue, 3,i:  37,327,711 msg/sec
             OptimistAtomicQueue, 4,s:  39,257,631 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,593 msg/sec
             OptimistAtomicQueue, 5,s:  41,752,536 msg/sec
             OptimistAtomicQueue, 5,i:  46,154,000 msg/sec
             OptimistAtomicQueue, 6,s:  42,054,988 msg/sec
             OptimistAtomicQueue, 6,i:  50,480,322 msg/sec
             OptimistAtomicQueue, 7,s:  45,387,073 msg/sec
             OptimistAtomicQueue, 7,i:  53,024,357 msg/sec
             OptimistAtomicQueue, 8,s:  46,328,570 msg/sec
             OptimistAtomicQueue, 8,i:  50,556,859 msg/sec
            OptimistAtomicQueueB, 1,s: 304,636,638 msg/sec
            OptimistAtomicQueueB, 1,i:  77,705,928 msg/sec
            OptimistAtomicQueueB, 2,s:  31,861,229 msg/sec
            OptimistAtomicQueueB, 2,i:  32,115,768 msg/sec
            OptimistAtomicQueueB, 3,s:  36,197,869 msg/sec
            OptimistAtomicQueueB, 3,i:  36,881,634 msg/sec
            OptimistAtomicQueueB, 4,s:  38,631,123 msg/sec
            OptimistAtomicQueueB, 4,i:  38,610,533 msg/sec
            OptimistAtomicQueueB, 5,s:  40,519,365 msg/sec
            OptimistAtomicQueueB, 5,i:  45,434,685 msg/sec
            OptimistAtomicQueueB, 6,s:  41,002,225 msg/sec
            OptimistAtomicQueueB, 6,i:  49,060,392 msg/sec
            OptimistAtomicQueueB, 7,s:  42,629,944 msg/sec
            OptimistAtomicQueueB, 7,i:  47,966,266 msg/sec
            OptimistAtomicQueueB, 8,s:  44,465,431 msg/sec
            OptimistAtomicQueueB, 8,i:  48,425,677 msg/sec
                    AtomicQueue2, 1,s:  23,138,033 msg/sec
                    AtomicQueue2, 1,i:  23,116,004 msg/sec
                    AtomicQueue2, 2,s:  11,793,593 msg/sec
                    AtomicQueue2, 2,i:  11,372,378 msg/sec
                    AtomicQueue2, 3,s:  10,001,213 msg/sec
                    AtomicQueue2, 3,i:   9,407,360 msg/sec
                    AtomicQueue2, 4,s:   8,074,786 msg/sec
                    AtomicQueue2, 4,i:   8,053,530 msg/sec
                    AtomicQueue2, 5,s:   7,909,398 msg/sec
                    AtomicQueue2, 5,i:   8,013,247 msg/sec
                    AtomicQueue2, 6,s:   7,790,182 msg/sec
                    AtomicQueue2, 6,i:   7,542,483 msg/sec
                    AtomicQueue2, 7,s:   7,182,368 msg/sec
                    AtomicQueue2, 7,i:   7,890,039 msg/sec
                    AtomicQueue2, 8,s:   6,396,894 msg/sec
                    AtomicQueue2, 8,i:   7,240,084 msg/sec
                   AtomicQueueB2, 1,s:  36,155,068 msg/sec
                   AtomicQueueB2, 1,i:  36,039,702 msg/sec
                   AtomicQueueB2, 2,s:  11,440,527 msg/sec
                   AtomicQueueB2, 2,i:  11,117,175 msg/sec
                   AtomicQueueB2, 3,s:   9,713,953 msg/sec
                   AtomicQueueB2, 3,i:   9,572,987 msg/sec
                   AtomicQueueB2, 4,s:   7,893,764 msg/sec
                   AtomicQueueB2, 4,i:   7,889,233 msg/sec
                   AtomicQueueB2, 5,s:   7,511,607 msg/sec
                   AtomicQueueB2, 5,i:   7,605,879 msg/sec
                   AtomicQueueB2, 6,s:   7,222,874 msg/sec
                   AtomicQueueB2, 6,i:   7,425,232 msg/sec
                   AtomicQueueB2, 7,s:   6,801,064 msg/sec
                   AtomicQueueB2, 7,i:   7,711,087 msg/sec
                   AtomicQueueB2, 8,s:   6,316,648 msg/sec
                   AtomicQueueB2, 8,i:   7,087,017 msg/sec
            OptimistAtomicQueue2, 1,s: 420,198,875 msg/sec
            OptimistAtomicQueue2, 1,i:  30,072,323 msg/sec
            OptimistAtomicQueue2, 2,s:  25,277,577 msg/sec
            OptimistAtomicQueue2, 2,i:  23,491,614 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,810 msg/sec
            OptimistAtomicQueue2, 3,i:  29,991,816 msg/sec
            OptimistAtomicQueue2, 4,s:  33,198,329 msg/sec
            OptimistAtomicQueue2, 4,i:  33,019,597 msg/sec
            OptimistAtomicQueue2, 5,s:  37,702,383 msg/sec
            OptimistAtomicQueue2, 5,i:  40,993,381 msg/sec
            OptimistAtomicQueue2, 6,s:  40,467,268 msg/sec
            OptimistAtomicQueue2, 6,i:  48,816,061 msg/sec
            OptimistAtomicQueue2, 7,s:  42,764,272 msg/sec
            OptimistAtomicQueue2, 7,i:  51,375,636 msg/sec
            OptimistAtomicQueue2, 8,s:  43,856,675 msg/sec
            OptimistAtomicQueue2, 8,i:  49,553,285 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,175,241 msg/sec
           OptimistAtomicQueueB2, 1,i:  34,365,807 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,917,762 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,180,241 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,363,069 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,174,159 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,195,499 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,741,212 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,540,586 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,375,520 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,030,570 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,430,266 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,700,110 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,167,585 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,439,339 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,879,644 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000277 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[7] 472m:5s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,628,246 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,647,427 msg/sec
          boost::lockfree::queue, 1,s:   7,916,291 msg/sec
          boost::lockfree::queue, 1,i:   7,638,686 msg/sec
          boost::lockfree::queue, 2,s:   7,586,880 msg/sec
          boost::lockfree::queue, 2,i:   7,473,686 msg/sec
          boost::lockfree::queue, 3,s:   7,336,049 msg/sec
          boost::lockfree::queue, 3,i:   7,580,561 msg/sec
          boost::lockfree::queue, 4,s:   6,422,108 msg/sec
          boost::lockfree::queue, 4,i:   6,783,621 msg/sec
          boost::lockfree::queue, 5,s:   6,432,055 msg/sec
          boost::lockfree::queue, 5,i:   6,491,132 msg/sec
          boost::lockfree::queue, 6,s:   5,983,529 msg/sec
          boost::lockfree::queue, 6,i:   6,085,483 msg/sec
          boost::lockfree::queue, 7,s:   6,027,780 msg/sec
          boost::lockfree::queue, 7,i:   5,941,091 msg/sec
          boost::lockfree::queue, 8,s:   5,425,133 msg/sec
          boost::lockfree::queue, 8,i:   5,574,047 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 102,903,652 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  83,552,617 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,594,867 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,777,818 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,555,690 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,535,711 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,888,873 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,481,785 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,613,401 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,662,914 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,166,228 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,654,327 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,532,928 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  45,726,498 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,398,748 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,672,768 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,187,871 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,044,803 msg/sec
                pthread_spinlock, 1,s:  28,877,972 msg/sec
                pthread_spinlock, 1,i:  25,368,143 msg/sec
                pthread_spinlock, 2,s:  15,606,934 msg/sec
                pthread_spinlock, 2,i:  16,971,451 msg/sec
                pthread_spinlock, 3,s:   8,339,769 msg/sec
                pthread_spinlock, 3,i:  12,032,243 msg/sec
                pthread_spinlock, 4,s:   6,471,729 msg/sec
                pthread_spinlock, 4,i:   8,948,492 msg/sec
                pthread_spinlock, 5,s:   8,663,347 msg/sec
                pthread_spinlock, 5,i:  10,411,483 msg/sec
                pthread_spinlock, 6,s:   8,282,629 msg/sec
                pthread_spinlock, 6,i:   8,502,805 msg/sec
                pthread_spinlock, 7,s:   7,513,852 msg/sec
                pthread_spinlock, 7,i:   7,651,982 msg/sec
                pthread_spinlock, 8,s:   6,915,630 msg/sec
                pthread_spinlock, 8,i:   7,015,001 msg/sec
                      std::mutex, 1,s:   7,639,982 msg/sec
                      std::mutex, 1,i:   7,333,624 msg/sec
                      std::mutex, 2,s:   5,294,939 msg/sec
                      std::mutex, 2,i:   5,655,356 msg/sec
                      std::mutex, 3,s:   5,639,753 msg/sec
                      std::mutex, 3,i:   5,892,353 msg/sec
                      std::mutex, 4,s:   5,835,364 msg/sec
                      std::mutex, 4,i:   5,808,473 msg/sec
                      std::mutex, 5,s:   6,202,474 msg/sec
                      std::mutex, 5,i:   6,126,060 msg/sec
                      std::mutex, 6,s:   6,061,344 msg/sec
                      std::mutex, 6,i:   6,015,083 msg/sec
                      std::mutex, 7,s:   5,949,366 msg/sec
                      std::mutex, 7,i:   5,927,729 msg/sec
                      std::mutex, 8,s:   5,739,416 msg/sec
                      std::mutex, 8,i:   5,744,994 msg/sec
                 tbb::spin_mutex, 1,s:  37,797,741 msg/sec
                 tbb::spin_mutex, 1,i:  33,164,987 msg/sec
                 tbb::spin_mutex, 2,s:  21,118,488 msg/sec
                 tbb::spin_mutex, 2,i:  20,081,179 msg/sec
                 tbb::spin_mutex, 3,s:   9,022,142 msg/sec
                 tbb::spin_mutex, 3,i:  10,356,364 msg/sec
                 tbb::spin_mutex, 4,s:   3,168,803 msg/sec
                 tbb::spin_mutex, 4,i:   6,328,620 msg/sec
                 tbb::spin_mutex, 5,s:   5,434,109 msg/sec
                 tbb::spin_mutex, 5,i:   5,639,775 msg/sec
                 tbb::spin_mutex, 6,s:   5,307,252 msg/sec
                 tbb::spin_mutex, 6,i:   4,295,408 msg/sec
                 tbb::spin_mutex, 7,s:   4,819,258 msg/sec
                 tbb::spin_mutex, 7,i:   4,359,197 msg/sec
                 tbb::spin_mutex, 8,s:   4,250,233 msg/sec
                 tbb::spin_mutex, 8,i:   4,059,122 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,927,992 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,867,327 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,200,830 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,285,599 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,188,627 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,277,090 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,981,449 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,194,636 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,648,624 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,388,936 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,598,882 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,713,609 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,688,612 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,088,453 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,763,063 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,940,519 msg/sec
     xenium::michael_scott_queue, 1,s:  10,106,879 msg/sec
     xenium::michael_scott_queue, 1,i:   9,895,693 msg/sec
     xenium::michael_scott_queue, 2,s:   8,509,160 msg/sec
     xenium::michael_scott_queue, 2,i:   8,526,180 msg/sec
     xenium::michael_scott_queue, 3,s:   7,324,959 msg/sec
     xenium::michael_scott_queue, 3,i:   7,625,476 msg/sec
     xenium::michael_scott_queue, 4,s:   6,330,108 msg/sec
     xenium::michael_scott_queue, 4,i:   6,324,364 msg/sec
     xenium::michael_scott_queue, 5,s:   6,318,674 msg/sec
     xenium::michael_scott_queue, 5,i:   6,639,432 msg/sec
     xenium::michael_scott_queue, 6,s:   6,542,049 msg/sec
     xenium::michael_scott_queue, 6,i:   6,936,333 msg/sec
     xenium::michael_scott_queue, 7,s:   6,323,646 msg/sec
     xenium::michael_scott_queue, 7,i:   6,554,744 msg/sec
     xenium::michael_scott_queue, 8,s:   6,087,777 msg/sec
     xenium::michael_scott_queue, 8,i:   6,103,054 msg/sec
         xenium::ramalhete_queue, 1,s:  32,248,173 msg/sec
         xenium::ramalhete_queue, 1,i:  32,594,235 msg/sec
         xenium::ramalhete_queue, 2,s:  23,554,656 msg/sec
         xenium::ramalhete_queue, 2,i:  23,348,471 msg/sec
         xenium::ramalhete_queue, 3,s:  29,139,068 msg/sec
         xenium::ramalhete_queue, 3,i:  28,476,985 msg/sec
         xenium::ramalhete_queue, 4,s:  33,873,584 msg/sec
         xenium::ramalhete_queue, 4,i:  33,537,238 msg/sec
         xenium::ramalhete_queue, 5,s:  32,099,005 msg/sec
         xenium::ramalhete_queue, 5,i:  35,963,844 msg/sec
         xenium::ramalhete_queue, 6,s:  34,073,398 msg/sec
         xenium::ramalhete_queue, 6,i:  38,891,290 msg/sec
         xenium::ramalhete_queue, 7,s:  35,260,270 msg/sec
         xenium::ramalhete_queue, 7,i:  41,121,558 msg/sec
         xenium::ramalhete_queue, 8,s:  35,667,970 msg/sec
         xenium::ramalhete_queue, 8,i:  44,085,047 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,183,528 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,045,714 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,111,240 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,339,007 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,558,935 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,782,804 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,535,318 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,071,487 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,984,097 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,106,450 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,967,303 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,506,199 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,224,997 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,823,766 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,400,816 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,515,283 msg/sec
                     AtomicQueue, 1,s:  59,116,760 msg/sec
                     AtomicQueue, 1,i:  57,167,225 msg/sec
                     AtomicQueue, 2,s:  12,269,590 msg/sec
                     AtomicQueue, 2,i:  11,746,307 msg/sec
                     AtomicQueue, 3,s:  10,808,561 msg/sec
                     AtomicQueue, 3,i:   9,927,525 msg/sec
                     AtomicQueue, 4,s:   8,166,201 msg/sec
                     AtomicQueue, 4,i:   8,202,173 msg/sec
                     AtomicQueue, 5,s:   8,009,420 msg/sec
                     AtomicQueue, 5,i:   8,072,042 msg/sec
                     AtomicQueue, 6,s:   7,710,383 msg/sec
                     AtomicQueue, 6,i:   7,610,504 msg/sec
                     AtomicQueue, 7,s:   7,098,100 msg/sec
                     AtomicQueue, 7,i:   8,010,443 msg/sec
                     AtomicQueue, 8,s:   6,311,027 msg/sec
                     AtomicQueue, 8,i:   7,335,835 msg/sec
                    AtomicQueueB, 1,s:  44,022,599 msg/sec
                    AtomicQueueB, 1,i:  43,839,577 msg/sec
                    AtomicQueueB, 2,s:  11,604,452 msg/sec
                    AtomicQueueB, 2,i:  11,461,137 msg/sec
                    AtomicQueueB, 3,s:  11,025,256 msg/sec
                    AtomicQueueB, 3,i:  10,176,036 msg/sec
                    AtomicQueueB, 4,s:   8,032,767 msg/sec
                    AtomicQueueB, 4,i:   8,058,641 msg/sec
                    AtomicQueueB, 5,s:   7,542,457 msg/sec
                    AtomicQueueB, 5,i:   7,818,981 msg/sec
                    AtomicQueueB, 6,s:   7,432,263 msg/sec
                    AtomicQueueB, 6,i:   7,591,056 msg/sec
                    AtomicQueueB, 7,s:   6,930,350 msg/sec
                    AtomicQueueB, 7,i:   7,675,746 msg/sec
                    AtomicQueueB, 8,s:   6,230,028 msg/sec
                    AtomicQueueB, 8,i:   7,210,720 msg/sec
             OptimistAtomicQueue, 1,s: 764,231,081 msg/sec
             OptimistAtomicQueue, 1,i: 611,804,523 msg/sec
             OptimistAtomicQueue, 2,s:  32,309,596 msg/sec
             OptimistAtomicQueue, 2,i:  32,477,855 msg/sec
             OptimistAtomicQueue, 3,s:  36,688,030 msg/sec
             OptimistAtomicQueue, 3,i:  37,413,219 msg/sec
             OptimistAtomicQueue, 4,s:  39,286,635 msg/sec
             OptimistAtomicQueue, 4,i:  39,381,690 msg/sec
             OptimistAtomicQueue, 5,s:  42,584,085 msg/sec
             OptimistAtomicQueue, 5,i:  47,270,377 msg/sec
             OptimistAtomicQueue, 6,s:  42,449,441 msg/sec
             OptimistAtomicQueue, 6,i:  50,273,756 msg/sec
             OptimistAtomicQueue, 7,s:  45,226,156 msg/sec
             OptimistAtomicQueue, 7,i:  52,928,950 msg/sec
             OptimistAtomicQueue, 8,s:  46,336,989 msg/sec
             OptimistAtomicQueue, 8,i:  48,898,497 msg/sec
            OptimistAtomicQueueB, 1,s: 263,372,820 msg/sec
            OptimistAtomicQueueB, 1,i: 437,989,309 msg/sec
            OptimistAtomicQueueB, 2,s:  32,259,283 msg/sec
            OptimistAtomicQueueB, 2,i:  32,112,391 msg/sec
            OptimistAtomicQueueB, 3,s:  36,278,628 msg/sec
            OptimistAtomicQueueB, 3,i:  36,918,194 msg/sec
            OptimistAtomicQueueB, 4,s:  38,736,823 msg/sec
            OptimistAtomicQueueB, 4,i:  38,733,934 msg/sec
            OptimistAtomicQueueB, 5,s:  40,747,282 msg/sec
            OptimistAtomicQueueB, 5,i:  45,327,062 msg/sec
            OptimistAtomicQueueB, 6,s:  41,263,794 msg/sec
            OptimistAtomicQueueB, 6,i:  49,154,730 msg/sec
            OptimistAtomicQueueB, 7,s:  41,325,269 msg/sec
            OptimistAtomicQueueB, 7,i:  47,664,591 msg/sec
            OptimistAtomicQueueB, 8,s:  44,304,051 msg/sec
            OptimistAtomicQueueB, 8,i:  48,121,008 msg/sec
                    AtomicQueue2, 1,s:  23,104,189 msg/sec
                    AtomicQueue2, 1,i:  23,043,606 msg/sec
                    AtomicQueue2, 2,s:  11,889,665 msg/sec
                    AtomicQueue2, 2,i:  11,720,978 msg/sec
                    AtomicQueue2, 3,s:   9,838,836 msg/sec
                    AtomicQueue2, 3,i:   9,396,430 msg/sec
                    AtomicQueue2, 4,s:   8,014,856 msg/sec
                    AtomicQueue2, 4,i:   8,025,944 msg/sec
                    AtomicQueue2, 5,s:   7,964,489 msg/sec
                    AtomicQueue2, 5,i:   8,017,804 msg/sec
                    AtomicQueue2, 6,s:   7,652,907 msg/sec
                    AtomicQueue2, 6,i:   7,517,618 msg/sec
                    AtomicQueue2, 7,s:   7,140,215 msg/sec
                    AtomicQueue2, 7,i:   7,876,609 msg/sec
                    AtomicQueue2, 8,s:   6,376,674 msg/sec
                    AtomicQueue2, 8,i:   7,332,042 msg/sec
                   AtomicQueueB2, 1,s:  33,451,520 msg/sec
                   AtomicQueueB2, 1,i:  33,453,561 msg/sec
                   AtomicQueueB2, 2,s:  11,305,038 msg/sec
                   AtomicQueueB2, 2,i:  11,202,329 msg/sec
                   AtomicQueueB2, 3,s:   9,655,843 msg/sec
                   AtomicQueueB2, 3,i:   9,516,018 msg/sec
                   AtomicQueueB2, 4,s:   7,928,634 msg/sec
                   AtomicQueueB2, 4,i:   7,791,031 msg/sec
                   AtomicQueueB2, 5,s:   7,436,334 msg/sec
                   AtomicQueueB2, 5,i:   7,715,263 msg/sec
                   AtomicQueueB2, 6,s:   7,335,442 msg/sec
                   AtomicQueueB2, 6,i:   7,464,109 msg/sec
                   AtomicQueueB2, 7,s:   6,889,304 msg/sec
                   AtomicQueueB2, 7,i:   7,657,761 msg/sec
                   AtomicQueueB2, 8,s:   6,265,317 msg/sec
                   AtomicQueueB2, 8,i:   7,081,160 msg/sec
            OptimistAtomicQueue2, 1,s: 178,452,033 msg/sec
            OptimistAtomicQueue2, 1,i:  33,181,251 msg/sec
            OptimistAtomicQueue2, 2,s:  24,256,456 msg/sec
            OptimistAtomicQueue2, 2,i:  24,011,455 msg/sec
            OptimistAtomicQueue2, 3,s:  30,313,712 msg/sec
            OptimistAtomicQueue2, 3,i:  29,947,305 msg/sec
            OptimistAtomicQueue2, 4,s:  33,147,723 msg/sec
            OptimistAtomicQueue2, 4,i:  33,149,947 msg/sec
            OptimistAtomicQueue2, 5,s:  37,285,863 msg/sec
            OptimistAtomicQueue2, 5,i:  40,517,465 msg/sec
            OptimistAtomicQueue2, 6,s:  40,351,101 msg/sec
            OptimistAtomicQueue2, 6,i:  49,220,067 msg/sec
            OptimistAtomicQueue2, 7,s:  43,158,171 msg/sec
            OptimistAtomicQueue2, 7,i:  48,210,355 msg/sec
            OptimistAtomicQueue2, 8,s:  44,143,469 msg/sec
            OptimistAtomicQueue2, 8,i:  48,634,248 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,667,311 msg/sec
           OptimistAtomicQueueB2, 1,i:  62,064,361 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,775,188 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,179,266 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,845,876 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,281,400 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,833,275 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,811,661 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,251,351 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,836,292 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,675,158 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,407,804 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,390,813 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,467,504 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,349,559 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,252,029 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000114 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000208 sec/round-trip
                pthread_spinlock: 0.000000258 sec/round-trip
                      std::mutex: 0.000000451 sec/round-trip
                 tbb::spin_mutex: 0.000000287 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000292 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000207 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[8] 470m:46s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,133,824 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,817,256 msg/sec
          boost::lockfree::queue, 1,s:   8,020,077 msg/sec
          boost::lockfree::queue, 1,i:   7,233,404 msg/sec
          boost::lockfree::queue, 2,s:   7,618,739 msg/sec
          boost::lockfree::queue, 2,i:   7,449,467 msg/sec
          boost::lockfree::queue, 3,s:   7,354,642 msg/sec
          boost::lockfree::queue, 3,i:   7,523,191 msg/sec
          boost::lockfree::queue, 4,s:   6,424,883 msg/sec
          boost::lockfree::queue, 4,i:   6,851,752 msg/sec
          boost::lockfree::queue, 5,s:   6,469,208 msg/sec
          boost::lockfree::queue, 5,i:   6,503,431 msg/sec
          boost::lockfree::queue, 6,s:   5,946,248 msg/sec
          boost::lockfree::queue, 6,i:   6,103,153 msg/sec
          boost::lockfree::queue, 7,s:   5,847,512 msg/sec
          boost::lockfree::queue, 7,i:   6,073,509 msg/sec
          boost::lockfree::queue, 8,s:   5,435,554 msg/sec
          boost::lockfree::queue, 8,i:   5,595,230 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 477,599,565 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  88,770,622 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,929,409 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,509,842 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,749,645 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,710,421 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,054,082 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,964,302 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,751,115 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,780,667 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,354,924 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  32,441,859 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,335,418 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,474,689 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,233,761 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,287,381 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  49,989,848 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,763,053 msg/sec
                pthread_spinlock, 1,s:  28,953,735 msg/sec
                pthread_spinlock, 1,i:  25,447,424 msg/sec
                pthread_spinlock, 2,s:  15,986,152 msg/sec
                pthread_spinlock, 2,i:  18,114,786 msg/sec
                pthread_spinlock, 3,s:   8,268,547 msg/sec
                pthread_spinlock, 3,i:  12,074,460 msg/sec
                pthread_spinlock, 4,s:   6,517,632 msg/sec
                pthread_spinlock, 4,i:   8,873,260 msg/sec
                pthread_spinlock, 5,s:   8,770,225 msg/sec
                pthread_spinlock, 5,i:  10,292,524 msg/sec
                pthread_spinlock, 6,s:   8,309,135 msg/sec
                pthread_spinlock, 6,i:   8,504,616 msg/sec
                pthread_spinlock, 7,s:   7,727,885 msg/sec
                pthread_spinlock, 7,i:   7,789,701 msg/sec
                pthread_spinlock, 8,s:   6,897,974 msg/sec
                pthread_spinlock, 8,i:   6,843,750 msg/sec
                      std::mutex, 1,s:   7,116,846 msg/sec
                      std::mutex, 1,i:   7,872,531 msg/sec
                      std::mutex, 2,s:   5,749,467 msg/sec
                      std::mutex, 2,i:   5,944,312 msg/sec
                      std::mutex, 3,s:   6,057,133 msg/sec
                      std::mutex, 3,i:   6,000,833 msg/sec
                      std::mutex, 4,s:   6,261,742 msg/sec
                      std::mutex, 4,i:   6,180,907 msg/sec
                      std::mutex, 5,s:   5,986,922 msg/sec
                      std::mutex, 5,i:   5,968,800 msg/sec
                      std::mutex, 6,s:   5,917,736 msg/sec
                      std::mutex, 6,i:   5,930,777 msg/sec
                      std::mutex, 7,s:   5,793,933 msg/sec
                      std::mutex, 7,i:   5,776,566 msg/sec
                      std::mutex, 8,s:   5,679,354 msg/sec
                      std::mutex, 8,i:   5,667,232 msg/sec
                 tbb::spin_mutex, 1,s:  37,655,328 msg/sec
                 tbb::spin_mutex, 1,i:  32,865,103 msg/sec
                 tbb::spin_mutex, 2,s:  21,043,084 msg/sec
                 tbb::spin_mutex, 2,i:  18,417,175 msg/sec
                 tbb::spin_mutex, 3,s:   8,080,013 msg/sec
                 tbb::spin_mutex, 3,i:  10,019,890 msg/sec
                 tbb::spin_mutex, 4,s:   3,148,941 msg/sec
                 tbb::spin_mutex, 4,i:   6,279,685 msg/sec
                 tbb::spin_mutex, 5,s:   5,449,079 msg/sec
                 tbb::spin_mutex, 5,i:   5,390,364 msg/sec
                 tbb::spin_mutex, 6,s:   5,331,225 msg/sec
                 tbb::spin_mutex, 6,i:   4,254,932 msg/sec
                 tbb::spin_mutex, 7,s:   4,873,022 msg/sec
                 tbb::spin_mutex, 7,i:   4,285,216 msg/sec
                 tbb::spin_mutex, 8,s:   4,268,853 msg/sec
                 tbb::spin_mutex, 8,i:   4,093,126 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,295,253 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,428,759 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,047,387 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,566,007 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,483,947 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,596,573 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,542,947 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,565,896 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,888,089 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,634,180 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,937,318 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,738,260 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,889,806 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,833,903 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,787,932 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,458,574 msg/sec
     xenium::michael_scott_queue, 1,s:   9,304,325 msg/sec
     xenium::michael_scott_queue, 1,i:   9,301,305 msg/sec
     xenium::michael_scott_queue, 2,s:   8,587,304 msg/sec
     xenium::michael_scott_queue, 2,i:   8,471,982 msg/sec
     xenium::michael_scott_queue, 3,s:   7,140,305 msg/sec
     xenium::michael_scott_queue, 3,i:   7,558,413 msg/sec
     xenium::michael_scott_queue, 4,s:   6,324,746 msg/sec
     xenium::michael_scott_queue, 4,i:   6,435,944 msg/sec
     xenium::michael_scott_queue, 5,s:   6,324,644 msg/sec
     xenium::michael_scott_queue, 5,i:   6,620,804 msg/sec
     xenium::michael_scott_queue, 6,s:   6,527,402 msg/sec
     xenium::michael_scott_queue, 6,i:   6,732,899 msg/sec
     xenium::michael_scott_queue, 7,s:   6,261,438 msg/sec
     xenium::michael_scott_queue, 7,i:   6,504,676 msg/sec
     xenium::michael_scott_queue, 8,s:   6,034,338 msg/sec
     xenium::michael_scott_queue, 8,i:   6,274,393 msg/sec
         xenium::ramalhete_queue, 1,s:  30,195,301 msg/sec
         xenium::ramalhete_queue, 1,i:  29,649,692 msg/sec
         xenium::ramalhete_queue, 2,s:  23,635,686 msg/sec
         xenium::ramalhete_queue, 2,i:  23,377,594 msg/sec
         xenium::ramalhete_queue, 3,s:  29,287,796 msg/sec
         xenium::ramalhete_queue, 3,i:  28,544,024 msg/sec
         xenium::ramalhete_queue, 4,s:  34,012,846 msg/sec
         xenium::ramalhete_queue, 4,i:  33,475,189 msg/sec
         xenium::ramalhete_queue, 5,s:  32,221,963 msg/sec
         xenium::ramalhete_queue, 5,i:  36,060,000 msg/sec
         xenium::ramalhete_queue, 6,s:  34,104,414 msg/sec
         xenium::ramalhete_queue, 6,i:  38,850,788 msg/sec
         xenium::ramalhete_queue, 7,s:  35,167,952 msg/sec
         xenium::ramalhete_queue, 7,i:  40,822,618 msg/sec
         xenium::ramalhete_queue, 8,s:  35,631,430 msg/sec
         xenium::ramalhete_queue, 8,i:  43,954,889 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,381,921 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,788,329 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,107,045 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,278,749 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,604,896 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,639,983 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,581,940 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,094,092 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,252,328 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,176,608 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,880,921 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,431,871 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,180,582 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,167,017 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,406,613 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,342,696 msg/sec
                     AtomicQueue, 1,s:  61,248,304 msg/sec
                     AtomicQueue, 1,i:  55,627,761 msg/sec
                     AtomicQueue, 2,s:  12,286,931 msg/sec
                     AtomicQueue, 2,i:  11,727,983 msg/sec
                     AtomicQueue, 3,s:  10,810,265 msg/sec
                     AtomicQueue, 3,i:   9,928,864 msg/sec
                     AtomicQueue, 4,s:   8,164,414 msg/sec
                     AtomicQueue, 4,i:   8,178,775 msg/sec
                     AtomicQueue, 5,s:   8,022,649 msg/sec
                     AtomicQueue, 5,i:   8,117,515 msg/sec
                     AtomicQueue, 6,s:   7,770,577 msg/sec
                     AtomicQueue, 6,i:   7,601,149 msg/sec
                     AtomicQueue, 7,s:   7,104,773 msg/sec
                     AtomicQueue, 7,i:   7,969,297 msg/sec
                     AtomicQueue, 8,s:   6,345,294 msg/sec
                     AtomicQueue, 8,i:   7,353,278 msg/sec
                    AtomicQueueB, 1,s:  44,027,333 msg/sec
                    AtomicQueueB, 1,i:  42,970,478 msg/sec
                    AtomicQueueB, 2,s:  11,744,263 msg/sec
                    AtomicQueueB, 2,i:  11,519,868 msg/sec
                    AtomicQueueB, 3,s:  10,955,591 msg/sec
                    AtomicQueueB, 3,i:  10,134,835 msg/sec
                    AtomicQueueB, 4,s:   8,071,437 msg/sec
                    AtomicQueueB, 4,i:   7,993,781 msg/sec
                    AtomicQueueB, 5,s:   7,656,360 msg/sec
                    AtomicQueueB, 5,i:   7,787,478 msg/sec
                    AtomicQueueB, 6,s:   7,300,262 msg/sec
                    AtomicQueueB, 6,i:   7,602,665 msg/sec
                    AtomicQueueB, 7,s:   6,916,354 msg/sec
                    AtomicQueueB, 7,i:   7,758,096 msg/sec
                    AtomicQueueB, 8,s:   6,176,116 msg/sec
                    AtomicQueueB, 8,i:   7,124,365 msg/sec
             OptimistAtomicQueue, 1,s: 692,428,228 msg/sec
             OptimistAtomicQueue, 1,i: 524,603,648 msg/sec
             OptimistAtomicQueue, 2,s:  32,271,959 msg/sec
             OptimistAtomicQueue, 2,i:  32,250,595 msg/sec
             OptimistAtomicQueue, 3,s:  36,663,086 msg/sec
             OptimistAtomicQueue, 3,i:  37,416,230 msg/sec
             OptimistAtomicQueue, 4,s:  39,298,830 msg/sec
             OptimistAtomicQueue, 4,i:  39,386,383 msg/sec
             OptimistAtomicQueue, 5,s:  41,774,158 msg/sec
             OptimistAtomicQueue, 5,i:  46,340,466 msg/sec
             OptimistAtomicQueue, 6,s:  42,507,750 msg/sec
             OptimistAtomicQueue, 6,i:  50,460,551 msg/sec
             OptimistAtomicQueue, 7,s:  44,370,144 msg/sec
             OptimistAtomicQueue, 7,i:  49,201,707 msg/sec
             OptimistAtomicQueue, 8,s:  46,596,424 msg/sec
             OptimistAtomicQueue, 8,i:  49,248,125 msg/sec
            OptimistAtomicQueueB, 1,s:  80,704,879 msg/sec
            OptimistAtomicQueueB, 1,i:  78,436,513 msg/sec
            OptimistAtomicQueueB, 2,s:  32,275,559 msg/sec
            OptimistAtomicQueueB, 2,i:  31,871,759 msg/sec
            OptimistAtomicQueueB, 3,s:  36,216,887 msg/sec
            OptimistAtomicQueueB, 3,i:  36,816,467 msg/sec
            OptimistAtomicQueueB, 4,s:  38,713,093 msg/sec
            OptimistAtomicQueueB, 4,i:  38,630,906 msg/sec
            OptimistAtomicQueueB, 5,s:  40,815,668 msg/sec
            OptimistAtomicQueueB, 5,i:  45,612,133 msg/sec
            OptimistAtomicQueueB, 6,s:  41,196,251 msg/sec
            OptimistAtomicQueueB, 6,i:  48,892,192 msg/sec
            OptimistAtomicQueueB, 7,s:  42,863,276 msg/sec
            OptimistAtomicQueueB, 7,i:  51,470,384 msg/sec
            OptimistAtomicQueueB, 8,s:  44,504,928 msg/sec
            OptimistAtomicQueueB, 8,i:  47,716,089 msg/sec
                    AtomicQueue2, 1,s:  22,868,502 msg/sec
                    AtomicQueue2, 1,i:  22,873,627 msg/sec
                    AtomicQueue2, 2,s:  11,783,425 msg/sec
                    AtomicQueue2, 2,i:  11,414,305 msg/sec
                    AtomicQueue2, 3,s:   9,650,305 msg/sec
                    AtomicQueue2, 3,i:   9,473,010 msg/sec
                    AtomicQueue2, 4,s:   8,011,783 msg/sec
                    AtomicQueue2, 4,i:   8,084,196 msg/sec
                    AtomicQueue2, 5,s:   7,970,137 msg/sec
                    AtomicQueue2, 5,i:   8,009,104 msg/sec
                    AtomicQueue2, 6,s:   7,743,827 msg/sec
                    AtomicQueue2, 6,i:   7,511,521 msg/sec
                    AtomicQueue2, 7,s:   7,110,484 msg/sec
                    AtomicQueue2, 7,i:   7,870,410 msg/sec
                    AtomicQueue2, 8,s:   6,376,117 msg/sec
                    AtomicQueue2, 8,i:   7,388,004 msg/sec
                   AtomicQueueB2, 1,s:  35,410,358 msg/sec
                   AtomicQueueB2, 1,i:  32,097,986 msg/sec
                   AtomicQueueB2, 2,s:  11,486,692 msg/sec
                   AtomicQueueB2, 2,i:  11,092,049 msg/sec
                   AtomicQueueB2, 3,s:   9,656,132 msg/sec
                   AtomicQueueB2, 3,i:   9,520,245 msg/sec
                   AtomicQueueB2, 4,s:   7,939,021 msg/sec
                   AtomicQueueB2, 4,i:   7,870,712 msg/sec
                   AtomicQueueB2, 5,s:   7,455,565 msg/sec
                   AtomicQueueB2, 5,i:   7,647,037 msg/sec
                   AtomicQueueB2, 6,s:   7,289,845 msg/sec
                   AtomicQueueB2, 6,i:   7,432,031 msg/sec
                   AtomicQueueB2, 7,s:   6,887,175 msg/sec
                   AtomicQueueB2, 7,i:   7,700,954 msg/sec
                   AtomicQueueB2, 8,s:   6,304,823 msg/sec
                   AtomicQueueB2, 8,i:   7,077,650 msg/sec
            OptimistAtomicQueue2, 1,s:  32,427,852 msg/sec
            OptimistAtomicQueue2, 1,i:  36,704,869 msg/sec
            OptimistAtomicQueue2, 2,s:  24,741,967 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,820 msg/sec
            OptimistAtomicQueue2, 3,s:  30,395,080 msg/sec
            OptimistAtomicQueue2, 3,i:  30,095,128 msg/sec
            OptimistAtomicQueue2, 4,s:  33,263,976 msg/sec
            OptimistAtomicQueue2, 4,i:  33,135,685 msg/sec
            OptimistAtomicQueue2, 5,s:  37,317,931 msg/sec
            OptimistAtomicQueue2, 5,i:  40,187,786 msg/sec
            OptimistAtomicQueue2, 6,s:  40,125,108 msg/sec
            OptimistAtomicQueue2, 6,i:  49,336,709 msg/sec
            OptimistAtomicQueue2, 7,s:  43,054,808 msg/sec
            OptimistAtomicQueue2, 7,i:  51,236,747 msg/sec
            OptimistAtomicQueue2, 8,s:  43,850,302 msg/sec
            OptimistAtomicQueue2, 8,i:  48,496,825 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,753,350 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,877,117 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,471,155 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,276,750 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,736,377 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,992,758 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,727,900 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,932,203 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,388,962 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,182,053 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,505,708 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,294,348 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,122,188 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,461,631 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,289,947 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,131,550 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000222 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000451 sec/round-trip
                 tbb::spin_mutex: 0.000000250 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000282 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000207 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000143 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000190 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[9] 469m:27s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,800,889 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,146,762 msg/sec
          boost::lockfree::queue, 1,s:   8,216,157 msg/sec
          boost::lockfree::queue, 1,i:   6,857,068 msg/sec
          boost::lockfree::queue, 2,s:   7,720,394 msg/sec
          boost::lockfree::queue, 2,i:   7,615,690 msg/sec
          boost::lockfree::queue, 3,s:   7,381,346 msg/sec
          boost::lockfree::queue, 3,i:   7,575,894 msg/sec
          boost::lockfree::queue, 4,s:   6,424,659 msg/sec
          boost::lockfree::queue, 4,i:   6,809,587 msg/sec
          boost::lockfree::queue, 5,s:   6,414,390 msg/sec
          boost::lockfree::queue, 5,i:   6,522,825 msg/sec
          boost::lockfree::queue, 6,s:   5,973,800 msg/sec
          boost::lockfree::queue, 6,i:   6,101,013 msg/sec
          boost::lockfree::queue, 7,s:   6,020,592 msg/sec
          boost::lockfree::queue, 7,i:   5,907,482 msg/sec
          boost::lockfree::queue, 8,s:   5,545,098 msg/sec
          boost::lockfree::queue, 8,i:   5,587,485 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  73,686,707 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  50,340,501 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,631,161 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,772,414 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,893,353 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,841,531 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,802,815 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,826,724 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,274,835 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,070,358 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,230,305 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,018,603 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,331,841 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,419,328 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,207,966 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,957,194 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,192,321 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,442,352 msg/sec
                pthread_spinlock, 1,s:  29,045,474 msg/sec
                pthread_spinlock, 1,i:  25,368,573 msg/sec
                pthread_spinlock, 2,s:  15,519,783 msg/sec
                pthread_spinlock, 2,i:  17,215,931 msg/sec
                pthread_spinlock, 3,s:   8,321,472 msg/sec
                pthread_spinlock, 3,i:  12,044,599 msg/sec
                pthread_spinlock, 4,s:   6,563,007 msg/sec
                pthread_spinlock, 4,i:   9,366,734 msg/sec
                pthread_spinlock, 5,s:   8,524,511 msg/sec
                pthread_spinlock, 5,i:   8,924,255 msg/sec
                pthread_spinlock, 6,s:   8,299,087 msg/sec
                pthread_spinlock, 6,i:   8,612,414 msg/sec
                pthread_spinlock, 7,s:   7,553,885 msg/sec
                pthread_spinlock, 7,i:   7,661,214 msg/sec
                pthread_spinlock, 8,s:   6,842,769 msg/sec
                pthread_spinlock, 8,i:   6,942,380 msg/sec
                      std::mutex, 1,s:   7,775,316 msg/sec
                      std::mutex, 1,i:   7,785,649 msg/sec
                      std::mutex, 2,s:   5,874,654 msg/sec
                      std::mutex, 2,i:   5,801,443 msg/sec
                      std::mutex, 3,s:   5,523,215 msg/sec
                      std::mutex, 3,i:   5,231,876 msg/sec
                      std::mutex, 4,s:   5,839,151 msg/sec
                      std::mutex, 4,i:   6,382,599 msg/sec
                      std::mutex, 5,s:   6,064,212 msg/sec
                      std::mutex, 5,i:   6,126,786 msg/sec
                      std::mutex, 6,s:   5,958,305 msg/sec
                      std::mutex, 6,i:   5,900,432 msg/sec
                      std::mutex, 7,s:   5,841,352 msg/sec
                      std::mutex, 7,i:   5,844,281 msg/sec
                      std::mutex, 8,s:   5,754,028 msg/sec
                      std::mutex, 8,i:   5,823,331 msg/sec
                 tbb::spin_mutex, 1,s:  37,865,942 msg/sec
                 tbb::spin_mutex, 1,i:  32,667,821 msg/sec
                 tbb::spin_mutex, 2,s:  20,880,543 msg/sec
                 tbb::spin_mutex, 2,i:  18,937,606 msg/sec
                 tbb::spin_mutex, 3,s:   7,750,894 msg/sec
                 tbb::spin_mutex, 3,i:  11,290,116 msg/sec
                 tbb::spin_mutex, 4,s:   3,259,515 msg/sec
                 tbb::spin_mutex, 4,i:   6,353,844 msg/sec
                 tbb::spin_mutex, 5,s:   5,420,965 msg/sec
                 tbb::spin_mutex, 5,i:   5,734,905 msg/sec
                 tbb::spin_mutex, 6,s:   5,273,727 msg/sec
                 tbb::spin_mutex, 6,i:   4,315,311 msg/sec
                 tbb::spin_mutex, 7,s:   4,701,018 msg/sec
                 tbb::spin_mutex, 7,i:   4,361,714 msg/sec
                 tbb::spin_mutex, 8,s:   4,238,205 msg/sec
                 tbb::spin_mutex, 8,i:   4,107,240 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,326,294 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,357,460 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,072,828 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,989,921 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,528,850 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,522,827 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,976,417 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,382,491 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,653,424 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,646,934 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,851,099 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,742,992 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,924,518 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,068,011 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,854,416 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,506,356 msg/sec
     xenium::michael_scott_queue, 1,s:  10,153,513 msg/sec
     xenium::michael_scott_queue, 1,i:   9,985,640 msg/sec
     xenium::michael_scott_queue, 2,s:   8,515,201 msg/sec
     xenium::michael_scott_queue, 2,i:   8,575,480 msg/sec
     xenium::michael_scott_queue, 3,s:   7,094,460 msg/sec
     xenium::michael_scott_queue, 3,i:   7,541,236 msg/sec
     xenium::michael_scott_queue, 4,s:   6,344,639 msg/sec
     xenium::michael_scott_queue, 4,i:   6,316,729 msg/sec
     xenium::michael_scott_queue, 5,s:   6,270,958 msg/sec
     xenium::michael_scott_queue, 5,i:   6,617,929 msg/sec
     xenium::michael_scott_queue, 6,s:   6,485,509 msg/sec
     xenium::michael_scott_queue, 6,i:   6,721,065 msg/sec
     xenium::michael_scott_queue, 7,s:   6,293,156 msg/sec
     xenium::michael_scott_queue, 7,i:   6,535,515 msg/sec
     xenium::michael_scott_queue, 8,s:   5,958,485 msg/sec
     xenium::michael_scott_queue, 8,i:   6,094,844 msg/sec
         xenium::ramalhete_queue, 1,s:  31,203,115 msg/sec
         xenium::ramalhete_queue, 1,i:  31,091,611 msg/sec
         xenium::ramalhete_queue, 2,s:  24,486,340 msg/sec
         xenium::ramalhete_queue, 2,i:  23,348,526 msg/sec
         xenium::ramalhete_queue, 3,s:  29,138,406 msg/sec
         xenium::ramalhete_queue, 3,i:  28,496,776 msg/sec
         xenium::ramalhete_queue, 4,s:  33,724,263 msg/sec
         xenium::ramalhete_queue, 4,i:  33,368,037 msg/sec
         xenium::ramalhete_queue, 5,s:  32,067,422 msg/sec
         xenium::ramalhete_queue, 5,i:  36,170,393 msg/sec
         xenium::ramalhete_queue, 6,s:  34,043,956 msg/sec
         xenium::ramalhete_queue, 6,i:  38,956,426 msg/sec
         xenium::ramalhete_queue, 7,s:  35,194,411 msg/sec
         xenium::ramalhete_queue, 7,i:  41,172,429 msg/sec
         xenium::ramalhete_queue, 8,s:  35,597,614 msg/sec
         xenium::ramalhete_queue, 8,i:  43,928,285 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,954,726 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,087,660 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,781,669 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,973,880 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,627,205 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,004,844 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,653,739 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,369,857 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,915,846 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,245,775 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,059,951 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,567,613 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,160,976 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,870,354 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,405,727 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,534,826 msg/sec
                     AtomicQueue, 1,s:  59,632,480 msg/sec
                     AtomicQueue, 1,i:  56,945,572 msg/sec
                     AtomicQueue, 2,s:  12,212,187 msg/sec
                     AtomicQueue, 2,i:  11,748,288 msg/sec
                     AtomicQueue, 3,s:  10,793,682 msg/sec
                     AtomicQueue, 3,i:   9,953,378 msg/sec
                     AtomicQueue, 4,s:   8,167,938 msg/sec
                     AtomicQueue, 4,i:   8,203,067 msg/sec
                     AtomicQueue, 5,s:   8,042,197 msg/sec
                     AtomicQueue, 5,i:   8,097,061 msg/sec
                     AtomicQueue, 6,s:   7,757,667 msg/sec
                     AtomicQueue, 6,i:   7,626,225 msg/sec
                     AtomicQueue, 7,s:   7,161,689 msg/sec
                     AtomicQueue, 7,i:   7,977,229 msg/sec
                     AtomicQueue, 8,s:   6,379,506 msg/sec
                     AtomicQueue, 8,i:   7,452,908 msg/sec
                    AtomicQueueB, 1,s:  49,203,598 msg/sec
                    AtomicQueueB, 1,i:  43,530,907 msg/sec
                    AtomicQueueB, 2,s:  11,858,555 msg/sec
                    AtomicQueueB, 2,i:  11,485,025 msg/sec
                    AtomicQueueB, 3,s:  10,881,984 msg/sec
                    AtomicQueueB, 3,i:  10,308,259 msg/sec
                    AtomicQueueB, 4,s:   8,091,868 msg/sec
                    AtomicQueueB, 4,i:   8,042,130 msg/sec
                    AtomicQueueB, 5,s:   7,666,339 msg/sec
                    AtomicQueueB, 5,i:   7,847,242 msg/sec
                    AtomicQueueB, 6,s:   7,414,722 msg/sec
                    AtomicQueueB, 6,i:   7,520,299 msg/sec
                    AtomicQueueB, 7,s:   6,839,178 msg/sec
                    AtomicQueueB, 7,i:   7,733,832 msg/sec
                    AtomicQueueB, 8,s:   6,225,127 msg/sec
                    AtomicQueueB, 8,i:   7,121,264 msg/sec
             OptimistAtomicQueue, 1,s: 828,271,901 msg/sec
             OptimistAtomicQueue, 1,i: 663,803,130 msg/sec
             OptimistAtomicQueue, 2,s:  32,148,091 msg/sec
             OptimistAtomicQueue, 2,i:  32,226,442 msg/sec
             OptimistAtomicQueue, 3,s:  36,621,775 msg/sec
             OptimistAtomicQueue, 3,i:  37,024,542 msg/sec
             OptimistAtomicQueue, 4,s:  39,320,429 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,793 msg/sec
             OptimistAtomicQueue, 5,s:  42,514,552 msg/sec
             OptimistAtomicQueue, 5,i:  46,231,679 msg/sec
             OptimistAtomicQueue, 6,s:  42,298,953 msg/sec
             OptimistAtomicQueue, 6,i:  50,363,541 msg/sec
             OptimistAtomicQueue, 7,s:  44,259,021 msg/sec
             OptimistAtomicQueue, 7,i:  53,075,288 msg/sec
             OptimistAtomicQueue, 8,s:  46,570,024 msg/sec
             OptimistAtomicQueue, 8,i:  49,453,997 msg/sec
            OptimistAtomicQueueB, 1,s:  78,179,149 msg/sec
            OptimistAtomicQueueB, 1,i:  76,064,636 msg/sec
            OptimistAtomicQueueB, 2,s:  32,212,297 msg/sec
            OptimistAtomicQueueB, 2,i:  31,916,671 msg/sec
            OptimistAtomicQueueB, 3,s:  36,203,684 msg/sec
            OptimistAtomicQueueB, 3,i:  36,845,258 msg/sec
            OptimistAtomicQueueB, 4,s:  38,658,999 msg/sec
            OptimistAtomicQueueB, 4,i:  38,735,653 msg/sec
            OptimistAtomicQueueB, 5,s:  40,995,702 msg/sec
            OptimistAtomicQueueB, 5,i:  45,473,367 msg/sec
            OptimistAtomicQueueB, 6,s:  40,709,697 msg/sec
            OptimistAtomicQueueB, 6,i:  49,155,903 msg/sec
            OptimistAtomicQueueB, 7,s:  41,851,693 msg/sec
            OptimistAtomicQueueB, 7,i:  50,873,071 msg/sec
            OptimistAtomicQueueB, 8,s:  44,702,931 msg/sec
            OptimistAtomicQueueB, 8,i:  47,595,165 msg/sec
                    AtomicQueue2, 1,s:  22,924,946 msg/sec
                    AtomicQueue2, 1,i:  22,843,940 msg/sec
                    AtomicQueue2, 2,s:  11,885,846 msg/sec
                    AtomicQueue2, 2,i:  11,430,485 msg/sec
                    AtomicQueue2, 3,s:   9,411,142 msg/sec
                    AtomicQueue2, 3,i:   9,397,456 msg/sec
                    AtomicQueue2, 4,s:   8,012,274 msg/sec
                    AtomicQueue2, 4,i:   8,036,587 msg/sec
                    AtomicQueue2, 5,s:   7,915,043 msg/sec
                    AtomicQueue2, 5,i:   8,047,565 msg/sec
                    AtomicQueue2, 6,s:   7,619,293 msg/sec
                    AtomicQueue2, 6,i:   7,525,719 msg/sec
                    AtomicQueue2, 7,s:   7,096,691 msg/sec
                    AtomicQueue2, 7,i:   7,923,378 msg/sec
                    AtomicQueue2, 8,s:   6,383,971 msg/sec
                    AtomicQueue2, 8,i:   7,339,569 msg/sec
                   AtomicQueueB2, 1,s:  32,692,562 msg/sec
                   AtomicQueueB2, 1,i:  32,615,887 msg/sec
                   AtomicQueueB2, 2,s:  11,428,915 msg/sec
                   AtomicQueueB2, 2,i:  11,102,949 msg/sec
                   AtomicQueueB2, 3,s:   9,638,466 msg/sec
                   AtomicQueueB2, 3,i:   9,572,897 msg/sec
                   AtomicQueueB2, 4,s:   7,850,004 msg/sec
                   AtomicQueueB2, 4,i:   7,898,153 msg/sec
                   AtomicQueueB2, 5,s:   7,604,696 msg/sec
                   AtomicQueueB2, 5,i:   7,716,157 msg/sec
                   AtomicQueueB2, 6,s:   7,312,754 msg/sec
                   AtomicQueueB2, 6,i:   7,474,817 msg/sec
                   AtomicQueueB2, 7,s:   6,882,105 msg/sec
                   AtomicQueueB2, 7,i:   7,701,399 msg/sec
                   AtomicQueueB2, 8,s:   6,267,280 msg/sec
                   AtomicQueueB2, 8,i:   7,107,198 msg/sec
            OptimistAtomicQueue2, 1,s: 436,367,000 msg/sec
            OptimistAtomicQueue2, 1,i:  29,579,591 msg/sec
            OptimistAtomicQueue2, 2,s:  24,254,142 msg/sec
            OptimistAtomicQueue2, 2,i:  23,999,213 msg/sec
            OptimistAtomicQueue2, 3,s:  29,860,782 msg/sec
            OptimistAtomicQueue2, 3,i:  30,277,086 msg/sec
            OptimistAtomicQueue2, 4,s:  33,131,768 msg/sec
            OptimistAtomicQueue2, 4,i:  33,465,452 msg/sec
            OptimistAtomicQueue2, 5,s:  37,535,868 msg/sec
            OptimistAtomicQueue2, 5,i:  41,390,479 msg/sec
            OptimistAtomicQueue2, 6,s:  39,995,248 msg/sec
            OptimistAtomicQueue2, 6,i:  49,316,871 msg/sec
            OptimistAtomicQueue2, 7,s:  43,139,846 msg/sec
            OptimistAtomicQueue2, 7,i:  48,205,806 msg/sec
            OptimistAtomicQueue2, 8,s:  44,063,557 msg/sec
            OptimistAtomicQueue2, 8,i:  49,567,447 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,028,035 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,935,108 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,820,863 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,175,562 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,741,760 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,104,073 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,039,932 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,947,629 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,724,577 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,223,526 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,369,885 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,120,819 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,266,704 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,182,828 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,394,831 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,411,907 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000223 sec/round-trip
                pthread_spinlock: 0.000000281 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[10] 468m:8s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,706,742 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,352,368 msg/sec
          boost::lockfree::queue, 1,s:   6,875,874 msg/sec
          boost::lockfree::queue, 1,i:   6,978,981 msg/sec
          boost::lockfree::queue, 2,s:   7,618,092 msg/sec
          boost::lockfree::queue, 2,i:   7,463,573 msg/sec
          boost::lockfree::queue, 3,s:   7,432,364 msg/sec
          boost::lockfree::queue, 3,i:   7,542,419 msg/sec
          boost::lockfree::queue, 4,s:   6,431,894 msg/sec
          boost::lockfree::queue, 4,i:   6,791,777 msg/sec
          boost::lockfree::queue, 5,s:   6,420,132 msg/sec
          boost::lockfree::queue, 5,i:   6,449,788 msg/sec
          boost::lockfree::queue, 6,s:   5,962,008 msg/sec
          boost::lockfree::queue, 6,i:   6,173,993 msg/sec
          boost::lockfree::queue, 7,s:   6,044,071 msg/sec
          boost::lockfree::queue, 7,i:   5,995,492 msg/sec
          boost::lockfree::queue, 8,s:   5,432,236 msg/sec
          boost::lockfree::queue, 8,i:   5,652,880 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 475,663,791 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 449,435,273 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,109,375 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,580,265 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,747,658 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,496,079 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,576,469 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,202,475 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,917,895 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,441,060 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,475,378 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,245,385 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,385,271 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,649,767 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,201,212 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,655,193 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,259,799 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  37,087,056 msg/sec
                pthread_spinlock, 1,s:  29,327,591 msg/sec
                pthread_spinlock, 1,i:  29,100,105 msg/sec
                pthread_spinlock, 2,s:  16,477,291 msg/sec
                pthread_spinlock, 2,i:  17,201,880 msg/sec
                pthread_spinlock, 3,s:   8,340,312 msg/sec
                pthread_spinlock, 3,i:  12,027,094 msg/sec
                pthread_spinlock, 4,s:   6,480,618 msg/sec
                pthread_spinlock, 4,i:   8,958,777 msg/sec
                pthread_spinlock, 5,s:   8,620,812 msg/sec
                pthread_spinlock, 5,i:   9,047,987 msg/sec
                pthread_spinlock, 6,s:   8,630,514 msg/sec
                pthread_spinlock, 6,i:   8,538,883 msg/sec
                pthread_spinlock, 7,s:   7,922,834 msg/sec
                pthread_spinlock, 7,i:   7,808,176 msg/sec
                pthread_spinlock, 8,s:   6,641,508 msg/sec
                pthread_spinlock, 8,i:   7,284,356 msg/sec
                      std::mutex, 1,s:   7,135,081 msg/sec
                      std::mutex, 1,i:   6,920,448 msg/sec
                      std::mutex, 2,s:   6,013,669 msg/sec
                      std::mutex, 2,i:   6,093,059 msg/sec
                      std::mutex, 3,s:   6,086,456 msg/sec
                      std::mutex, 3,i:   6,106,982 msg/sec
                      std::mutex, 4,s:   6,252,062 msg/sec
                      std::mutex, 4,i:   6,188,862 msg/sec
                      std::mutex, 5,s:   6,039,215 msg/sec
                      std::mutex, 5,i:   5,645,596 msg/sec
                      std::mutex, 6,s:   5,846,639 msg/sec
                      std::mutex, 6,i:   5,881,233 msg/sec
                      std::mutex, 7,s:   5,756,580 msg/sec
                      std::mutex, 7,i:   5,741,528 msg/sec
                      std::mutex, 8,s:   5,617,952 msg/sec
                      std::mutex, 8,i:   5,635,732 msg/sec
                 tbb::spin_mutex, 1,s:  37,912,408 msg/sec
                 tbb::spin_mutex, 1,i:  33,205,550 msg/sec
                 tbb::spin_mutex, 2,s:  21,200,907 msg/sec
                 tbb::spin_mutex, 2,i:  18,454,229 msg/sec
                 tbb::spin_mutex, 3,s:   8,005,670 msg/sec
                 tbb::spin_mutex, 3,i:  11,095,033 msg/sec
                 tbb::spin_mutex, 4,s:   3,195,210 msg/sec
                 tbb::spin_mutex, 4,i:   6,409,419 msg/sec
                 tbb::spin_mutex, 5,s:   5,507,671 msg/sec
                 tbb::spin_mutex, 5,i:   5,459,616 msg/sec
                 tbb::spin_mutex, 6,s:   5,344,006 msg/sec
                 tbb::spin_mutex, 6,i:   4,335,489 msg/sec
                 tbb::spin_mutex, 7,s:   4,851,197 msg/sec
                 tbb::spin_mutex, 7,i:   4,326,491 msg/sec
                 tbb::spin_mutex, 8,s:   4,260,688 msg/sec
                 tbb::spin_mutex, 8,i:   4,103,466 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,219,585 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,975,218 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,815,435 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,532,212 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,971,742 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,630,908 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,314,611 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,229,569 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,685,524 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,163,129 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,808,007 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,469,666 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,066,171 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,636,222 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,080,126 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,754,306 msg/sec
     xenium::michael_scott_queue, 1,s:   9,304,682 msg/sec
     xenium::michael_scott_queue, 1,i:   9,095,105 msg/sec
     xenium::michael_scott_queue, 2,s:   8,433,399 msg/sec
     xenium::michael_scott_queue, 2,i:   8,447,353 msg/sec
     xenium::michael_scott_queue, 3,s:   7,174,254 msg/sec
     xenium::michael_scott_queue, 3,i:   7,559,807 msg/sec
     xenium::michael_scott_queue, 4,s:   6,221,543 msg/sec
     xenium::michael_scott_queue, 4,i:   6,365,898 msg/sec
     xenium::michael_scott_queue, 5,s:   6,294,864 msg/sec
     xenium::michael_scott_queue, 5,i:   6,661,511 msg/sec
     xenium::michael_scott_queue, 6,s:   6,487,647 msg/sec
     xenium::michael_scott_queue, 6,i:   6,704,244 msg/sec
     xenium::michael_scott_queue, 7,s:   6,302,430 msg/sec
     xenium::michael_scott_queue, 7,i:   6,531,810 msg/sec
     xenium::michael_scott_queue, 8,s:   6,044,782 msg/sec
     xenium::michael_scott_queue, 8,i:   6,079,646 msg/sec
         xenium::ramalhete_queue, 1,s:  32,725,772 msg/sec
         xenium::ramalhete_queue, 1,i:  32,460,979 msg/sec
         xenium::ramalhete_queue, 2,s:  23,522,807 msg/sec
         xenium::ramalhete_queue, 2,i:  23,336,764 msg/sec
         xenium::ramalhete_queue, 3,s:  29,105,570 msg/sec
         xenium::ramalhete_queue, 3,i:  28,692,360 msg/sec
         xenium::ramalhete_queue, 4,s:  34,037,338 msg/sec
         xenium::ramalhete_queue, 4,i:  33,493,732 msg/sec
         xenium::ramalhete_queue, 5,s:  31,919,418 msg/sec
         xenium::ramalhete_queue, 5,i:  36,079,573 msg/sec
         xenium::ramalhete_queue, 6,s:  34,032,944 msg/sec
         xenium::ramalhete_queue, 6,i:  38,815,042 msg/sec
         xenium::ramalhete_queue, 7,s:  35,222,808 msg/sec
         xenium::ramalhete_queue, 7,i:  41,537,198 msg/sec
         xenium::ramalhete_queue, 8,s:  35,589,879 msg/sec
         xenium::ramalhete_queue, 8,i:  44,538,652 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,288,444 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 117,371,918 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,807,691 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,696,183 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,744,459 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,788,176 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,563,961 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,569,585 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,983,998 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,340,774 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,152,607 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,196,607 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,151,246 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,867,058 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,410,290 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,377,485 msg/sec
                     AtomicQueue, 1,s:  58,704,399 msg/sec
                     AtomicQueue, 1,i:  56,770,647 msg/sec
                     AtomicQueue, 2,s:  12,256,760 msg/sec
                     AtomicQueue, 2,i:  11,734,010 msg/sec
                     AtomicQueue, 3,s:  10,796,141 msg/sec
                     AtomicQueue, 3,i:   9,941,381 msg/sec
                     AtomicQueue, 4,s:   8,155,628 msg/sec
                     AtomicQueue, 4,i:   8,207,929 msg/sec
                     AtomicQueue, 5,s:   8,045,738 msg/sec
                     AtomicQueue, 5,i:   8,077,354 msg/sec
                     AtomicQueue, 6,s:   7,688,628 msg/sec
                     AtomicQueue, 6,i:   7,607,252 msg/sec
                     AtomicQueue, 7,s:   7,160,937 msg/sec
                     AtomicQueue, 7,i:   8,002,600 msg/sec
                     AtomicQueue, 8,s:   6,344,806 msg/sec
                     AtomicQueue, 8,i:   7,455,752 msg/sec
                    AtomicQueueB, 1,s:  43,900,826 msg/sec
                    AtomicQueueB, 1,i:  43,841,422 msg/sec
                    AtomicQueueB, 2,s:  11,972,900 msg/sec
                    AtomicQueueB, 2,i:  11,477,610 msg/sec
                    AtomicQueueB, 3,s:  11,031,127 msg/sec
                    AtomicQueueB, 3,i:  10,322,813 msg/sec
                    AtomicQueueB, 4,s:   8,031,790 msg/sec
                    AtomicQueueB, 4,i:   8,031,929 msg/sec
                    AtomicQueueB, 5,s:   7,591,071 msg/sec
                    AtomicQueueB, 5,i:   7,871,398 msg/sec
                    AtomicQueueB, 6,s:   7,115,144 msg/sec
                    AtomicQueueB, 6,i:   7,500,920 msg/sec
                    AtomicQueueB, 7,s:   6,869,548 msg/sec
                    AtomicQueueB, 7,i:   7,737,714 msg/sec
                    AtomicQueueB, 8,s:   6,239,204 msg/sec
                    AtomicQueueB, 8,i:   7,020,498 msg/sec
             OptimistAtomicQueue, 1,s: 730,591,205 msg/sec
             OptimistAtomicQueue, 1,i: 600,002,040 msg/sec
             OptimistAtomicQueue, 2,s:  32,171,555 msg/sec
             OptimistAtomicQueue, 2,i:  32,727,373 msg/sec
             OptimistAtomicQueue, 3,s:  36,683,532 msg/sec
             OptimistAtomicQueue, 3,i:  37,417,840 msg/sec
             OptimistAtomicQueue, 4,s:  39,281,840 msg/sec
             OptimistAtomicQueue, 4,i:  39,383,753 msg/sec
             OptimistAtomicQueue, 5,s:  42,515,668 msg/sec
             OptimistAtomicQueue, 5,i:  46,274,906 msg/sec
             OptimistAtomicQueue, 6,s:  41,992,648 msg/sec
             OptimistAtomicQueue, 6,i:  50,344,489 msg/sec
             OptimistAtomicQueue, 7,s:  44,315,618 msg/sec
             OptimistAtomicQueue, 7,i:  49,355,270 msg/sec
             OptimistAtomicQueue, 8,s:  46,426,948 msg/sec
             OptimistAtomicQueue, 8,i:  48,957,419 msg/sec
            OptimistAtomicQueueB, 1,s:  78,082,259 msg/sec
            OptimistAtomicQueueB, 1,i:  76,450,384 msg/sec
            OptimistAtomicQueueB, 2,s:  31,681,521 msg/sec
            OptimistAtomicQueueB, 2,i:  31,666,222 msg/sec
            OptimistAtomicQueueB, 3,s:  36,101,767 msg/sec
            OptimistAtomicQueueB, 3,i:  36,785,870 msg/sec
            OptimistAtomicQueueB, 4,s:  38,572,376 msg/sec
            OptimistAtomicQueueB, 4,i:  38,655,907 msg/sec
            OptimistAtomicQueueB, 5,s:  41,148,007 msg/sec
            OptimistAtomicQueueB, 5,i:  46,217,581 msg/sec
            OptimistAtomicQueueB, 6,s:  41,541,054 msg/sec
            OptimistAtomicQueueB, 6,i:  49,174,986 msg/sec
            OptimistAtomicQueueB, 7,s:  42,166,660 msg/sec
            OptimistAtomicQueueB, 7,i:  48,122,473 msg/sec
            OptimistAtomicQueueB, 8,s:  44,499,632 msg/sec
            OptimistAtomicQueueB, 8,i:  48,146,675 msg/sec
                    AtomicQueue2, 1,s:  23,340,983 msg/sec
                    AtomicQueue2, 1,i:  22,903,266 msg/sec
                    AtomicQueue2, 2,s:  11,728,028 msg/sec
                    AtomicQueue2, 2,i:  11,395,332 msg/sec
                    AtomicQueue2, 3,s:   9,481,876 msg/sec
                    AtomicQueue2, 3,i:   9,387,176 msg/sec
                    AtomicQueue2, 4,s:   8,042,576 msg/sec
                    AtomicQueue2, 4,i:   8,102,965 msg/sec
                    AtomicQueue2, 5,s:   7,884,641 msg/sec
                    AtomicQueue2, 5,i:   8,057,592 msg/sec
                    AtomicQueue2, 6,s:   7,748,333 msg/sec
                    AtomicQueue2, 6,i:   7,540,679 msg/sec
                    AtomicQueue2, 7,s:   7,146,949 msg/sec
                    AtomicQueue2, 7,i:   7,883,719 msg/sec
                    AtomicQueue2, 8,s:   6,408,091 msg/sec
                    AtomicQueue2, 8,i:   7,334,507 msg/sec
                   AtomicQueueB2, 1,s:  36,007,217 msg/sec
                   AtomicQueueB2, 1,i:  32,628,555 msg/sec
                   AtomicQueueB2, 2,s:  11,428,161 msg/sec
                   AtomicQueueB2, 2,i:  11,129,387 msg/sec
                   AtomicQueueB2, 3,s:   9,532,863 msg/sec
                   AtomicQueueB2, 3,i:   9,502,807 msg/sec
                   AtomicQueueB2, 4,s:   7,894,587 msg/sec
                   AtomicQueueB2, 4,i:   7,860,553 msg/sec
                   AtomicQueueB2, 5,s:   7,490,335 msg/sec
                   AtomicQueueB2, 5,i:   7,633,177 msg/sec
                   AtomicQueueB2, 6,s:   7,291,141 msg/sec
                   AtomicQueueB2, 6,i:   7,416,988 msg/sec
                   AtomicQueueB2, 7,s:   6,989,795 msg/sec
                   AtomicQueueB2, 7,i:   7,718,629 msg/sec
                   AtomicQueueB2, 8,s:   6,267,382 msg/sec
                   AtomicQueueB2, 8,i:   7,059,026 msg/sec
            OptimistAtomicQueue2, 1,s: 106,864,571 msg/sec
            OptimistAtomicQueue2, 1,i:  29,823,246 msg/sec
            OptimistAtomicQueue2, 2,s:  25,913,419 msg/sec
            OptimistAtomicQueue2, 2,i:  24,025,103 msg/sec
            OptimistAtomicQueue2, 3,s:  29,921,061 msg/sec
            OptimistAtomicQueue2, 3,i:  30,304,449 msg/sec
            OptimistAtomicQueue2, 4,s:  33,066,963 msg/sec
            OptimistAtomicQueue2, 4,i:  33,982,319 msg/sec
            OptimistAtomicQueue2, 5,s:  37,484,123 msg/sec
            OptimistAtomicQueue2, 5,i:  43,173,161 msg/sec
            OptimistAtomicQueue2, 6,s:  40,228,164 msg/sec
            OptimistAtomicQueue2, 6,i:  49,356,770 msg/sec
            OptimistAtomicQueue2, 7,s:  42,592,912 msg/sec
            OptimistAtomicQueue2, 7,i:  48,233,870 msg/sec
            OptimistAtomicQueue2, 8,s:  43,928,725 msg/sec
            OptimistAtomicQueue2, 8,i:  49,662,291 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,971,309 msg/sec
           OptimistAtomicQueueB2, 1,i:  34,260,528 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,190,880 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,151,569 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,720,593 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,453,784 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,160,762 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,956,899 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,330,565 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,104,630 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,816,039 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,327,361 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,210,870 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,178,759 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,284,833 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,413,922 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000124 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000244 sec/round-trip
                      std::mutex: 0.000000515 sec/round-trip
                 tbb::spin_mutex: 0.000000284 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000206 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[11] 466m:49s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,440,394 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,740,832 msg/sec
          boost::lockfree::queue, 1,s:   7,723,647 msg/sec
          boost::lockfree::queue, 1,i:   6,874,904 msg/sec
          boost::lockfree::queue, 2,s:   7,655,347 msg/sec
          boost::lockfree::queue, 2,i:   7,545,962 msg/sec
          boost::lockfree::queue, 3,s:   7,374,876 msg/sec
          boost::lockfree::queue, 3,i:   7,585,947 msg/sec
          boost::lockfree::queue, 4,s:   6,431,410 msg/sec
          boost::lockfree::queue, 4,i:   6,827,897 msg/sec
          boost::lockfree::queue, 5,s:   6,476,630 msg/sec
          boost::lockfree::queue, 5,i:   6,460,909 msg/sec
          boost::lockfree::queue, 6,s:   5,995,003 msg/sec
          boost::lockfree::queue, 6,i:   6,105,427 msg/sec
          boost::lockfree::queue, 7,s:   5,990,983 msg/sec
          boost::lockfree::queue, 7,i:   5,899,730 msg/sec
          boost::lockfree::queue, 8,s:   5,462,892 msg/sec
          boost::lockfree::queue, 8,i:   5,522,726 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 466,888,010 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 465,541,220 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  28,698,568 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,575,285 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,722,860 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,586,169 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,568,178 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,724,065 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,376,620 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,293,116 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,514,151 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,711,776 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,477,097 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,578,006 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,088,489 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  39,636,084 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,437,691 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,566,631 msg/sec
                pthread_spinlock, 1,s:  28,854,028 msg/sec
                pthread_spinlock, 1,i:  25,343,767 msg/sec
                pthread_spinlock, 2,s:  15,605,199 msg/sec
                pthread_spinlock, 2,i:  16,936,325 msg/sec
                pthread_spinlock, 3,s:   8,278,906 msg/sec
                pthread_spinlock, 3,i:  12,000,928 msg/sec
                pthread_spinlock, 4,s:   6,520,731 msg/sec
                pthread_spinlock, 4,i:   9,117,927 msg/sec
                pthread_spinlock, 5,s:   8,670,007 msg/sec
                pthread_spinlock, 5,i:   9,218,805 msg/sec
                pthread_spinlock, 6,s:   8,289,143 msg/sec
                pthread_spinlock, 6,i:   9,088,935 msg/sec
                pthread_spinlock, 7,s:   7,189,956 msg/sec
                pthread_spinlock, 7,i:   8,070,647 msg/sec
                pthread_spinlock, 8,s:   6,686,048 msg/sec
                pthread_spinlock, 8,i:   6,920,682 msg/sec
                      std::mutex, 1,s:   7,465,601 msg/sec
                      std::mutex, 1,i:   7,471,214 msg/sec
                      std::mutex, 2,s:   5,501,381 msg/sec
                      std::mutex, 2,i:   5,854,017 msg/sec
                      std::mutex, 3,s:   5,039,063 msg/sec
                      std::mutex, 3,i:   6,178,413 msg/sec
                      std::mutex, 4,s:   6,233,422 msg/sec
                      std::mutex, 4,i:   6,392,049 msg/sec
                      std::mutex, 5,s:   6,035,851 msg/sec
                      std::mutex, 5,i:   6,267,218 msg/sec
                      std::mutex, 6,s:   6,001,893 msg/sec
                      std::mutex, 6,i:   5,990,863 msg/sec
                      std::mutex, 7,s:   5,864,179 msg/sec
                      std::mutex, 7,i:   5,877,733 msg/sec
                      std::mutex, 8,s:   5,769,161 msg/sec
                      std::mutex, 8,i:   5,763,877 msg/sec
                 tbb::spin_mutex, 1,s:  37,960,903 msg/sec
                 tbb::spin_mutex, 1,i:  32,943,583 msg/sec
                 tbb::spin_mutex, 2,s:  21,134,216 msg/sec
                 tbb::spin_mutex, 2,i:  18,434,914 msg/sec
                 tbb::spin_mutex, 3,s:   7,322,921 msg/sec
                 tbb::spin_mutex, 3,i:  10,557,991 msg/sec
                 tbb::spin_mutex, 4,s:   3,099,342 msg/sec
                 tbb::spin_mutex, 4,i:   6,314,420 msg/sec
                 tbb::spin_mutex, 5,s:   5,445,030 msg/sec
                 tbb::spin_mutex, 5,i:   5,878,170 msg/sec
                 tbb::spin_mutex, 6,s:   5,328,103 msg/sec
                 tbb::spin_mutex, 6,i:   4,335,985 msg/sec
                 tbb::spin_mutex, 7,s:   4,862,041 msg/sec
                 tbb::spin_mutex, 7,i:   4,294,387 msg/sec
                 tbb::spin_mutex, 8,s:   4,251,080 msg/sec
                 tbb::spin_mutex, 8,i:   4,108,922 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,319,034 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,217,864 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,390,402 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,387,531 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,631,472 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,580,595 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,498,535 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,586,454 msg/sec
   tbb::concurrent_bounded_queue, 5,s:  10,078,638 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,618,611 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,988,360 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,664,602 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,892,043 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,807,517 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,772,401 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,453,613 msg/sec
     xenium::michael_scott_queue, 1,s:   9,468,044 msg/sec
     xenium::michael_scott_queue, 1,i:   9,536,654 msg/sec
     xenium::michael_scott_queue, 2,s:   8,507,299 msg/sec
     xenium::michael_scott_queue, 2,i:   8,454,931 msg/sec
     xenium::michael_scott_queue, 3,s:   7,271,251 msg/sec
     xenium::michael_scott_queue, 3,i:   7,550,163 msg/sec
     xenium::michael_scott_queue, 4,s:   6,251,865 msg/sec
     xenium::michael_scott_queue, 4,i:   6,309,493 msg/sec
     xenium::michael_scott_queue, 5,s:   6,308,133 msg/sec
     xenium::michael_scott_queue, 5,i:   6,632,276 msg/sec
     xenium::michael_scott_queue, 6,s:   6,545,948 msg/sec
     xenium::michael_scott_queue, 6,i:   6,723,647 msg/sec
     xenium::michael_scott_queue, 7,s:   6,282,259 msg/sec
     xenium::michael_scott_queue, 7,i:   6,399,212 msg/sec
     xenium::michael_scott_queue, 8,s:   5,997,605 msg/sec
     xenium::michael_scott_queue, 8,i:   6,102,072 msg/sec
         xenium::ramalhete_queue, 1,s:  32,065,299 msg/sec
         xenium::ramalhete_queue, 1,i:  31,795,505 msg/sec
         xenium::ramalhete_queue, 2,s:  23,496,652 msg/sec
         xenium::ramalhete_queue, 2,i:  23,443,947 msg/sec
         xenium::ramalhete_queue, 3,s:  29,254,304 msg/sec
         xenium::ramalhete_queue, 3,i:  28,609,376 msg/sec
         xenium::ramalhete_queue, 4,s:  33,802,652 msg/sec
         xenium::ramalhete_queue, 4,i:  33,418,133 msg/sec
         xenium::ramalhete_queue, 5,s:  32,168,030 msg/sec
         xenium::ramalhete_queue, 5,i:  36,054,041 msg/sec
         xenium::ramalhete_queue, 6,s:  33,968,818 msg/sec
         xenium::ramalhete_queue, 6,i:  38,873,792 msg/sec
         xenium::ramalhete_queue, 7,s:  35,025,131 msg/sec
         xenium::ramalhete_queue, 7,i:  41,038,769 msg/sec
         xenium::ramalhete_queue, 8,s:  35,626,915 msg/sec
         xenium::ramalhete_queue, 8,i:  44,131,447 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,363,524 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 110,767,528 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,475,471 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,990,987 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,683,977 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,383,640 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,400,183 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,536,672 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,575,216 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,341,447 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,236,204 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,525,640 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,269,651 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,926,107 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,397,337 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,350,194 msg/sec
                     AtomicQueue, 1,s: 164,021,061 msg/sec
                     AtomicQueue, 1,i: 270,380,194 msg/sec
                     AtomicQueue, 2,s:  12,304,974 msg/sec
                     AtomicQueue, 2,i:  11,724,120 msg/sec
                     AtomicQueue, 3,s:  10,765,274 msg/sec
                     AtomicQueue, 3,i:   9,924,362 msg/sec
                     AtomicQueue, 4,s:   8,251,728 msg/sec
                     AtomicQueue, 4,i:   8,200,333 msg/sec
                     AtomicQueue, 5,s:   8,016,020 msg/sec
                     AtomicQueue, 5,i:   8,064,205 msg/sec
                     AtomicQueue, 6,s:   7,708,790 msg/sec
                     AtomicQueue, 6,i:   7,603,460 msg/sec
                     AtomicQueue, 7,s:   7,088,221 msg/sec
                     AtomicQueue, 7,i:   7,972,516 msg/sec
                     AtomicQueue, 8,s:   6,330,239 msg/sec
                     AtomicQueue, 8,i:   7,469,477 msg/sec
                    AtomicQueueB, 1,s:  43,953,763 msg/sec
                    AtomicQueueB, 1,i:  42,993,520 msg/sec
                    AtomicQueueB, 2,s:  11,826,778 msg/sec
                    AtomicQueueB, 2,i:  11,531,266 msg/sec
                    AtomicQueueB, 3,s:  11,039,689 msg/sec
                    AtomicQueueB, 3,i:  10,077,836 msg/sec
                    AtomicQueueB, 4,s:   8,048,450 msg/sec
                    AtomicQueueB, 4,i:   7,961,787 msg/sec
                    AtomicQueueB, 5,s:   7,764,197 msg/sec
                    AtomicQueueB, 5,i:   7,854,821 msg/sec
                    AtomicQueueB, 6,s:   7,453,966 msg/sec
                    AtomicQueueB, 6,i:   7,503,374 msg/sec
                    AtomicQueueB, 7,s:   6,917,122 msg/sec
                    AtomicQueueB, 7,i:   7,742,105 msg/sec
                    AtomicQueueB, 8,s:   6,303,449 msg/sec
                    AtomicQueueB, 8,i:   7,205,072 msg/sec
             OptimistAtomicQueue, 1,s: 698,532,191 msg/sec
             OptimistAtomicQueue, 1,i: 519,733,839 msg/sec
             OptimistAtomicQueue, 2,s:  32,159,949 msg/sec
             OptimistAtomicQueue, 2,i:  32,235,369 msg/sec
             OptimistAtomicQueue, 3,s:  36,576,400 msg/sec
             OptimistAtomicQueue, 3,i:  37,308,118 msg/sec
             OptimistAtomicQueue, 4,s:  39,294,501 msg/sec
             OptimistAtomicQueue, 4,i:  39,365,671 msg/sec
             OptimistAtomicQueue, 5,s:  42,504,527 msg/sec
             OptimistAtomicQueue, 5,i:  47,205,163 msg/sec
             OptimistAtomicQueue, 6,s:  42,620,522 msg/sec
             OptimistAtomicQueue, 6,i:  50,291,642 msg/sec
             OptimistAtomicQueue, 7,s:  44,336,737 msg/sec
             OptimistAtomicQueue, 7,i:  49,165,707 msg/sec
             OptimistAtomicQueue, 8,s:  46,353,762 msg/sec
             OptimistAtomicQueue, 8,i:  49,339,859 msg/sec
            OptimistAtomicQueueB, 1,s: 103,829,173 msg/sec
            OptimistAtomicQueueB, 1,i:  76,573,092 msg/sec
            OptimistAtomicQueueB, 2,s:  32,156,160 msg/sec
            OptimistAtomicQueueB, 2,i:  32,217,371 msg/sec
            OptimistAtomicQueueB, 3,s:  36,309,696 msg/sec
            OptimistAtomicQueueB, 3,i:  36,922,067 msg/sec
            OptimistAtomicQueueB, 4,s:  38,700,781 msg/sec
            OptimistAtomicQueueB, 4,i:  38,615,455 msg/sec
            OptimistAtomicQueueB, 5,s:  40,825,252 msg/sec
            OptimistAtomicQueueB, 5,i:  46,178,768 msg/sec
            OptimistAtomicQueueB, 6,s:  41,033,597 msg/sec
            OptimistAtomicQueueB, 6,i:  48,969,295 msg/sec
            OptimistAtomicQueueB, 7,s:  42,983,432 msg/sec
            OptimistAtomicQueueB, 7,i:  51,349,827 msg/sec
            OptimistAtomicQueueB, 8,s:  44,180,264 msg/sec
            OptimistAtomicQueueB, 8,i:  48,145,442 msg/sec
                    AtomicQueue2, 1,s:  23,529,615 msg/sec
                    AtomicQueue2, 1,i:  23,401,036 msg/sec
                    AtomicQueue2, 2,s:  11,939,036 msg/sec
                    AtomicQueue2, 2,i:  11,564,143 msg/sec
                    AtomicQueue2, 3,s:   9,408,610 msg/sec
                    AtomicQueue2, 3,i:   9,383,093 msg/sec
                    AtomicQueue2, 4,s:   8,054,715 msg/sec
                    AtomicQueue2, 4,i:   8,015,443 msg/sec
                    AtomicQueue2, 5,s:   7,935,377 msg/sec
                    AtomicQueue2, 5,i:   8,088,557 msg/sec
                    AtomicQueue2, 6,s:   7,882,310 msg/sec
                    AtomicQueue2, 6,i:   7,514,034 msg/sec
                    AtomicQueue2, 7,s:   7,153,789 msg/sec
                    AtomicQueue2, 7,i:   7,920,807 msg/sec
                    AtomicQueue2, 8,s:   6,403,024 msg/sec
                    AtomicQueue2, 8,i:   7,199,595 msg/sec
                   AtomicQueueB2, 1,s:  36,008,156 msg/sec
                   AtomicQueueB2, 1,i:  32,637,315 msg/sec
                   AtomicQueueB2, 2,s:  11,442,307 msg/sec
                   AtomicQueueB2, 2,i:  11,117,073 msg/sec
                   AtomicQueueB2, 3,s:   9,638,308 msg/sec
                   AtomicQueueB2, 3,i:   9,577,896 msg/sec
                   AtomicQueueB2, 4,s:   7,964,374 msg/sec
                   AtomicQueueB2, 4,i:   7,925,330 msg/sec
                   AtomicQueueB2, 5,s:   7,405,716 msg/sec
                   AtomicQueueB2, 5,i:   7,657,741 msg/sec
                   AtomicQueueB2, 6,s:   7,359,461 msg/sec
                   AtomicQueueB2, 6,i:   7,462,562 msg/sec
                   AtomicQueueB2, 7,s:   6,908,245 msg/sec
                   AtomicQueueB2, 7,i:   7,692,699 msg/sec
                   AtomicQueueB2, 8,s:   6,312,269 msg/sec
                   AtomicQueueB2, 8,i:   7,094,350 msg/sec
            OptimistAtomicQueue2, 1,s: 332,456,755 msg/sec
            OptimistAtomicQueue2, 1,i:  32,265,108 msg/sec
            OptimistAtomicQueue2, 2,s:  28,134,894 msg/sec
            OptimistAtomicQueue2, 2,i:  24,142,654 msg/sec
            OptimistAtomicQueue2, 3,s:  30,445,864 msg/sec
            OptimistAtomicQueue2, 3,i:  29,956,302 msg/sec
            OptimistAtomicQueue2, 4,s:  33,249,236 msg/sec
            OptimistAtomicQueue2, 4,i:  33,161,070 msg/sec
            OptimistAtomicQueue2, 5,s:  36,979,077 msg/sec
            OptimistAtomicQueue2, 5,i:  40,180,129 msg/sec
            OptimistAtomicQueue2, 6,s:  40,121,354 msg/sec
            OptimistAtomicQueue2, 6,i:  49,128,611 msg/sec
            OptimistAtomicQueue2, 7,s:  43,179,186 msg/sec
            OptimistAtomicQueue2, 7,i:  48,114,176 msg/sec
            OptimistAtomicQueue2, 8,s:  44,124,347 msg/sec
            OptimistAtomicQueue2, 8,i:  48,963,931 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,766,570 msg/sec
           OptimistAtomicQueueB2, 1,i:  50,438,032 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,836,564 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,147,464 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,744,858 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,625,437 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,278,310 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,000,320 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,623,929 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,034,690 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,159,765 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,872,607 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,201,170 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,202,055 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,294,548 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,309,221 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000128 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000241 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000283 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000283 sec/round-trip
     xenium::michael_scott_queue: 0.000000363 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000197 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[12] 465m:30s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,648,746 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,674,170 msg/sec
          boost::lockfree::queue, 1,s:   7,763,094 msg/sec
          boost::lockfree::queue, 1,i:   8,006,105 msg/sec
          boost::lockfree::queue, 2,s:   7,642,137 msg/sec
          boost::lockfree::queue, 2,i:   7,632,297 msg/sec
          boost::lockfree::queue, 3,s:   7,275,901 msg/sec
          boost::lockfree::queue, 3,i:   7,433,932 msg/sec
          boost::lockfree::queue, 4,s:   6,408,922 msg/sec
          boost::lockfree::queue, 4,i:   6,763,136 msg/sec
          boost::lockfree::queue, 5,s:   6,417,083 msg/sec
          boost::lockfree::queue, 5,i:   6,477,670 msg/sec
          boost::lockfree::queue, 6,s:   5,954,911 msg/sec
          boost::lockfree::queue, 6,i:   6,132,966 msg/sec
          boost::lockfree::queue, 7,s:   6,060,542 msg/sec
          boost::lockfree::queue, 7,i:   5,942,160 msg/sec
          boost::lockfree::queue, 8,s:   5,552,733 msg/sec
          boost::lockfree::queue, 8,i:   5,698,206 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 508,171,137 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 170,541,664 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,128,142 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,393,211 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,001,089 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,225,096 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,692,630 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,898,697 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,887,960 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,977,738 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,247,091 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,397,275 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,393,542 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,214,315 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,998,394 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,365,432 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,121,199 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,415,064 msg/sec
                pthread_spinlock, 1,s:  29,247,918 msg/sec
                pthread_spinlock, 1,i:  25,377,750 msg/sec
                pthread_spinlock, 2,s:  16,045,448 msg/sec
                pthread_spinlock, 2,i:  17,304,187 msg/sec
                pthread_spinlock, 3,s:   8,378,711 msg/sec
                pthread_spinlock, 3,i:  12,043,197 msg/sec
                pthread_spinlock, 4,s:   6,486,709 msg/sec
                pthread_spinlock, 4,i:   9,087,297 msg/sec
                pthread_spinlock, 5,s:   8,650,236 msg/sec
                pthread_spinlock, 5,i:   9,176,729 msg/sec
                pthread_spinlock, 6,s:   8,620,829 msg/sec
                pthread_spinlock, 6,i:   8,880,519 msg/sec
                pthread_spinlock, 7,s:   7,628,614 msg/sec
                pthread_spinlock, 7,i:   7,978,362 msg/sec
                pthread_spinlock, 8,s:   6,691,856 msg/sec
                pthread_spinlock, 8,i:   6,872,108 msg/sec
                      std::mutex, 1,s:   5,525,296 msg/sec
                      std::mutex, 1,i:   6,589,940 msg/sec
                      std::mutex, 2,s:   6,158,016 msg/sec
                      std::mutex, 2,i:   6,052,815 msg/sec
                      std::mutex, 3,s:   5,327,426 msg/sec
                      std::mutex, 3,i:   6,121,199 msg/sec
                      std::mutex, 4,s:   5,927,648 msg/sec
                      std::mutex, 4,i:   6,193,267 msg/sec
                      std::mutex, 5,s:   5,889,519 msg/sec
                      std::mutex, 5,i:   5,965,759 msg/sec
                      std::mutex, 6,s:   5,821,323 msg/sec
                      std::mutex, 6,i:   5,879,790 msg/sec
                      std::mutex, 7,s:   5,742,538 msg/sec
                      std::mutex, 7,i:   5,772,089 msg/sec
                      std::mutex, 8,s:   5,634,357 msg/sec
                      std::mutex, 8,i:   5,654,749 msg/sec
                 tbb::spin_mutex, 1,s:  37,853,171 msg/sec
                 tbb::spin_mutex, 1,i:  32,853,427 msg/sec
                 tbb::spin_mutex, 2,s:  21,212,010 msg/sec
                 tbb::spin_mutex, 2,i:  18,290,584 msg/sec
                 tbb::spin_mutex, 3,s:   8,516,342 msg/sec
                 tbb::spin_mutex, 3,i:  10,203,104 msg/sec
                 tbb::spin_mutex, 4,s:   3,184,781 msg/sec
                 tbb::spin_mutex, 4,i:   6,312,890 msg/sec
                 tbb::spin_mutex, 5,s:   5,499,669 msg/sec
                 tbb::spin_mutex, 5,i:   5,602,002 msg/sec
                 tbb::spin_mutex, 6,s:   5,283,364 msg/sec
                 tbb::spin_mutex, 6,i:   4,325,574 msg/sec
                 tbb::spin_mutex, 7,s:   4,845,008 msg/sec
                 tbb::spin_mutex, 7,i:   4,377,252 msg/sec
                 tbb::spin_mutex, 8,s:   3,854,830 msg/sec
                 tbb::spin_mutex, 8,i:   4,070,317 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,417,580 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,300,252 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,208,154 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,299,985 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,470,096 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,754,772 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,604,245 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,573,693 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,987,372 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,618,844 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,912,064 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,730,401 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,885,802 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,837,207 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,752,786 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,477,278 msg/sec
     xenium::michael_scott_queue, 1,s:  10,101,069 msg/sec
     xenium::michael_scott_queue, 1,i:   9,774,055 msg/sec
     xenium::michael_scott_queue, 2,s:   8,478,368 msg/sec
     xenium::michael_scott_queue, 2,i:   8,429,283 msg/sec
     xenium::michael_scott_queue, 3,s:   7,320,357 msg/sec
     xenium::michael_scott_queue, 3,i:   7,527,351 msg/sec
     xenium::michael_scott_queue, 4,s:   6,337,877 msg/sec
     xenium::michael_scott_queue, 4,i:   6,364,823 msg/sec
     xenium::michael_scott_queue, 5,s:   6,268,933 msg/sec
     xenium::michael_scott_queue, 5,i:   6,805,823 msg/sec
     xenium::michael_scott_queue, 6,s:   6,470,800 msg/sec
     xenium::michael_scott_queue, 6,i:   6,755,413 msg/sec
     xenium::michael_scott_queue, 7,s:   6,269,947 msg/sec
     xenium::michael_scott_queue, 7,i:   6,528,952 msg/sec
     xenium::michael_scott_queue, 8,s:   5,965,143 msg/sec
     xenium::michael_scott_queue, 8,i:   6,052,490 msg/sec
         xenium::ramalhete_queue, 1,s:  32,513,277 msg/sec
         xenium::ramalhete_queue, 1,i:  33,193,345 msg/sec
         xenium::ramalhete_queue, 2,s:  23,603,591 msg/sec
         xenium::ramalhete_queue, 2,i:  23,126,456 msg/sec
         xenium::ramalhete_queue, 3,s:  28,850,578 msg/sec
         xenium::ramalhete_queue, 3,i:  28,563,333 msg/sec
         xenium::ramalhete_queue, 4,s:  33,612,340 msg/sec
         xenium::ramalhete_queue, 4,i:  33,418,634 msg/sec
         xenium::ramalhete_queue, 5,s:  32,186,226 msg/sec
         xenium::ramalhete_queue, 5,i:  36,061,873 msg/sec
         xenium::ramalhete_queue, 6,s:  33,982,741 msg/sec
         xenium::ramalhete_queue, 6,i:  38,997,261 msg/sec
         xenium::ramalhete_queue, 7,s:  35,071,994 msg/sec
         xenium::ramalhete_queue, 7,i:  41,238,498 msg/sec
         xenium::ramalhete_queue, 8,s:  35,412,433 msg/sec
         xenium::ramalhete_queue, 8,i:  43,962,288 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,812,405 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 108,889,205 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,242,770 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,174,662 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,704,767 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,842,363 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,616,203 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,360,567 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,030,221 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,375,540 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,026,709 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,502,439 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,210,198 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,941,910 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,433,497 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,227,857 msg/sec
                     AtomicQueue, 1,s: 182,462,281 msg/sec
                     AtomicQueue, 1,i: 121,533,810 msg/sec
                     AtomicQueue, 2,s:  12,240,063 msg/sec
                     AtomicQueue, 2,i:  11,780,033 msg/sec
                     AtomicQueue, 3,s:  10,764,875 msg/sec
                     AtomicQueue, 3,i:   9,971,143 msg/sec
                     AtomicQueue, 4,s:   8,162,957 msg/sec
                     AtomicQueue, 4,i:   8,175,872 msg/sec
                     AtomicQueue, 5,s:   8,044,604 msg/sec
                     AtomicQueue, 5,i:   8,079,518 msg/sec
                     AtomicQueue, 6,s:   7,842,469 msg/sec
                     AtomicQueue, 6,i:   7,611,438 msg/sec
                     AtomicQueue, 7,s:   7,188,922 msg/sec
                     AtomicQueue, 7,i:   7,994,307 msg/sec
                     AtomicQueue, 8,s:   6,368,557 msg/sec
                     AtomicQueue, 8,i:   7,467,597 msg/sec
                    AtomicQueueB, 1,s:  43,911,874 msg/sec
                    AtomicQueueB, 1,i:  43,157,020 msg/sec
                    AtomicQueueB, 2,s:  11,851,261 msg/sec
                    AtomicQueueB, 2,i:  11,487,234 msg/sec
                    AtomicQueueB, 3,s:  11,014,384 msg/sec
                    AtomicQueueB, 3,i:  10,278,691 msg/sec
                    AtomicQueueB, 4,s:   8,092,248 msg/sec
                    AtomicQueueB, 4,i:   7,964,622 msg/sec
                    AtomicQueueB, 5,s:   7,587,450 msg/sec
                    AtomicQueueB, 5,i:   7,708,764 msg/sec
                    AtomicQueueB, 6,s:   7,224,564 msg/sec
                    AtomicQueueB, 6,i:   7,483,478 msg/sec
                    AtomicQueueB, 7,s:   6,880,389 msg/sec
                    AtomicQueueB, 7,i:   7,719,739 msg/sec
                    AtomicQueueB, 8,s:   6,274,301 msg/sec
                    AtomicQueueB, 8,i:   7,013,707 msg/sec
             OptimistAtomicQueue, 1,s: 708,610,628 msg/sec
             OptimistAtomicQueue, 1,i: 510,685,715 msg/sec
             OptimistAtomicQueue, 2,s:  32,154,588 msg/sec
             OptimistAtomicQueue, 2,i:  32,730,512 msg/sec
             OptimistAtomicQueue, 3,s:  36,683,499 msg/sec
             OptimistAtomicQueue, 3,i:  37,451,615 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,617 msg/sec
             OptimistAtomicQueue, 4,i:  39,388,880 msg/sec
             OptimistAtomicQueue, 5,s:  42,432,758 msg/sec
             OptimistAtomicQueue, 5,i:  46,290,791 msg/sec
             OptimistAtomicQueue, 6,s:  42,289,340 msg/sec
             OptimistAtomicQueue, 6,i:  50,394,384 msg/sec
             OptimistAtomicQueue, 7,s:  44,023,511 msg/sec
             OptimistAtomicQueue, 7,i:  52,834,281 msg/sec
             OptimistAtomicQueue, 8,s:  46,420,384 msg/sec
             OptimistAtomicQueue, 8,i:  49,633,295 msg/sec
            OptimistAtomicQueueB, 1,s:  84,040,370 msg/sec
            OptimistAtomicQueueB, 1,i:  76,614,193 msg/sec
            OptimistAtomicQueueB, 2,s:  32,208,506 msg/sec
            OptimistAtomicQueueB, 2,i:  32,181,983 msg/sec
            OptimistAtomicQueueB, 3,s:  36,294,105 msg/sec
            OptimistAtomicQueueB, 3,i:  36,810,485 msg/sec
            OptimistAtomicQueueB, 4,s:  38,648,704 msg/sec
            OptimistAtomicQueueB, 4,i:  38,773,110 msg/sec
            OptimistAtomicQueueB, 5,s:  41,227,757 msg/sec
            OptimistAtomicQueueB, 5,i:  45,275,895 msg/sec
            OptimistAtomicQueueB, 6,s:  40,812,316 msg/sec
            OptimistAtomicQueueB, 6,i:  49,161,787 msg/sec
            OptimistAtomicQueueB, 7,s:  42,276,532 msg/sec
            OptimistAtomicQueueB, 7,i:  51,464,652 msg/sec
            OptimistAtomicQueueB, 8,s:  44,533,224 msg/sec
            OptimistAtomicQueueB, 8,i:  48,249,339 msg/sec
                    AtomicQueue2, 1,s:  22,919,392 msg/sec
                    AtomicQueue2, 1,i:  22,925,164 msg/sec
                    AtomicQueue2, 2,s:  11,806,027 msg/sec
                    AtomicQueue2, 2,i:  11,380,292 msg/sec
                    AtomicQueue2, 3,s:   9,420,913 msg/sec
                    AtomicQueue2, 3,i:   9,341,301 msg/sec
                    AtomicQueue2, 4,s:   8,050,783 msg/sec
                    AtomicQueue2, 4,i:   8,086,260 msg/sec
                    AtomicQueue2, 5,s:   7,897,074 msg/sec
                    AtomicQueue2, 5,i:   8,012,841 msg/sec
                    AtomicQueue2, 6,s:   7,717,512 msg/sec
                    AtomicQueue2, 6,i:   7,531,343 msg/sec
                    AtomicQueue2, 7,s:   7,138,991 msg/sec
                    AtomicQueue2, 7,i:   7,880,988 msg/sec
                    AtomicQueue2, 8,s:   6,369,425 msg/sec
                    AtomicQueue2, 8,i:   7,292,134 msg/sec
                   AtomicQueueB2, 1,s:  35,935,330 msg/sec
                   AtomicQueueB2, 1,i:  35,800,015 msg/sec
                   AtomicQueueB2, 2,s:  11,501,573 msg/sec
                   AtomicQueueB2, 2,i:  11,069,563 msg/sec
                   AtomicQueueB2, 3,s:   9,718,162 msg/sec
                   AtomicQueueB2, 3,i:   9,530,733 msg/sec
                   AtomicQueueB2, 4,s:   7,884,063 msg/sec
                   AtomicQueueB2, 4,i:   7,899,239 msg/sec
                   AtomicQueueB2, 5,s:   7,442,881 msg/sec
                   AtomicQueueB2, 5,i:   7,737,162 msg/sec
                   AtomicQueueB2, 6,s:   7,315,810 msg/sec
                   AtomicQueueB2, 6,i:   7,417,058 msg/sec
                   AtomicQueueB2, 7,s:   6,923,579 msg/sec
                   AtomicQueueB2, 7,i:   7,697,215 msg/sec
                   AtomicQueueB2, 8,s:   6,256,431 msg/sec
                   AtomicQueueB2, 8,i:   7,075,377 msg/sec
            OptimistAtomicQueue2, 1,s: 418,631,487 msg/sec
            OptimistAtomicQueue2, 1,i: 439,215,534 msg/sec
            OptimistAtomicQueue2, 2,s:  25,364,479 msg/sec
            OptimistAtomicQueue2, 2,i:  24,010,690 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,806 msg/sec
            OptimistAtomicQueue2, 3,i:  29,879,412 msg/sec
            OptimistAtomicQueue2, 4,s:  33,206,691 msg/sec
            OptimistAtomicQueue2, 4,i:  33,172,829 msg/sec
            OptimistAtomicQueue2, 5,s:  37,263,829 msg/sec
            OptimistAtomicQueue2, 5,i:  40,175,526 msg/sec
            OptimistAtomicQueue2, 6,s:  40,099,264 msg/sec
            OptimistAtomicQueue2, 6,i:  49,241,838 msg/sec
            OptimistAtomicQueue2, 7,s:  42,722,337 msg/sec
            OptimistAtomicQueue2, 7,i:  51,398,657 msg/sec
            OptimistAtomicQueue2, 8,s:  44,195,147 msg/sec
            OptimistAtomicQueue2, 8,i:  48,469,029 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,778,770 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,935,876 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,162,212 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,637,866 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,686,941 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,034,903 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,356,819 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,741,845 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,621,823 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,340,017 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,685,385 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,361,782 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,902,878 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,482,669 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,392,015 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,858,796 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000135 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000275 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000275 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000281 sec/round-trip
     xenium::michael_scott_queue: 0.000000362 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000155 sec/round-trip

[13] 464m:11s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  74,175,178 msg/sec
     boost::lockfree::spsc_queue, 1,i:  74,003,147 msg/sec
          boost::lockfree::queue, 1,s:   6,900,745 msg/sec
          boost::lockfree::queue, 1,i:   6,928,954 msg/sec
          boost::lockfree::queue, 2,s:   7,477,513 msg/sec
          boost::lockfree::queue, 2,i:   7,478,319 msg/sec
          boost::lockfree::queue, 3,s:   7,414,053 msg/sec
          boost::lockfree::queue, 3,i:   7,562,241 msg/sec
          boost::lockfree::queue, 4,s:   6,424,297 msg/sec
          boost::lockfree::queue, 4,i:   6,747,427 msg/sec
          boost::lockfree::queue, 5,s:   6,491,777 msg/sec
          boost::lockfree::queue, 5,i:   6,515,002 msg/sec
          boost::lockfree::queue, 6,s:   5,996,737 msg/sec
          boost::lockfree::queue, 6,i:   6,104,964 msg/sec
          boost::lockfree::queue, 7,s:   6,007,140 msg/sec
          boost::lockfree::queue, 7,i:   5,929,248 msg/sec
          boost::lockfree::queue, 8,s:   5,465,764 msg/sec
          boost::lockfree::queue, 8,i:   5,553,853 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 219,862,329 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  81,557,613 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,327,566 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,933,018 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,159,850 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  50,314,766 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,795,128 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,516,313 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  18,025,732 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,384,666 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  46,486,284 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,128,513 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,378,378 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  50,386,086 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,073,759 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,975,939 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,328,629 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,089,358 msg/sec
                pthread_spinlock, 1,s:  28,645,483 msg/sec
                pthread_spinlock, 1,i:  25,314,394 msg/sec
                pthread_spinlock, 2,s:  15,597,541 msg/sec
                pthread_spinlock, 2,i:  17,097,047 msg/sec
                pthread_spinlock, 3,s:   8,374,806 msg/sec
                pthread_spinlock, 3,i:  11,916,529 msg/sec
                pthread_spinlock, 4,s:   6,524,571 msg/sec
                pthread_spinlock, 4,i:   9,202,102 msg/sec
                pthread_spinlock, 5,s:   8,474,023 msg/sec
                pthread_spinlock, 5,i:   9,520,221 msg/sec
                pthread_spinlock, 6,s:   8,319,284 msg/sec
                pthread_spinlock, 6,i:   8,431,013 msg/sec
                pthread_spinlock, 7,s:   7,968,183 msg/sec
                pthread_spinlock, 7,i:   7,621,044 msg/sec
                pthread_spinlock, 8,s:   6,676,028 msg/sec
                pthread_spinlock, 8,i:   6,887,115 msg/sec
                      std::mutex, 1,s:   6,828,691 msg/sec
                      std::mutex, 1,i:   7,481,332 msg/sec
                      std::mutex, 2,s:   6,148,978 msg/sec
                      std::mutex, 2,i:   6,158,626 msg/sec
                      std::mutex, 3,s:   5,962,313 msg/sec
                      std::mutex, 3,i:   6,052,591 msg/sec
                      std::mutex, 4,s:   6,056,818 msg/sec
                      std::mutex, 4,i:   6,197,484 msg/sec
                      std::mutex, 5,s:   5,928,947 msg/sec
                      std::mutex, 5,i:   5,712,653 msg/sec
                      std::mutex, 6,s:   5,854,631 msg/sec
                      std::mutex, 6,i:   5,865,500 msg/sec
                      std::mutex, 7,s:   5,764,653 msg/sec
                      std::mutex, 7,i:   5,811,206 msg/sec
                      std::mutex, 8,s:   5,619,912 msg/sec
                      std::mutex, 8,i:   5,614,350 msg/sec
                 tbb::spin_mutex, 1,s:  37,961,217 msg/sec
                 tbb::spin_mutex, 1,i:  37,744,490 msg/sec
                 tbb::spin_mutex, 2,s:  21,075,749 msg/sec
                 tbb::spin_mutex, 2,i:  18,321,816 msg/sec
                 tbb::spin_mutex, 3,s:   7,427,951 msg/sec
                 tbb::spin_mutex, 3,i:  10,294,702 msg/sec
                 tbb::spin_mutex, 4,s:   3,203,795 msg/sec
                 tbb::spin_mutex, 4,i:   6,206,256 msg/sec
                 tbb::spin_mutex, 5,s:   5,492,125 msg/sec
                 tbb::spin_mutex, 5,i:   5,495,869 msg/sec
                 tbb::spin_mutex, 6,s:   5,297,002 msg/sec
                 tbb::spin_mutex, 6,i:   4,312,512 msg/sec
                 tbb::spin_mutex, 7,s:   4,852,874 msg/sec
                 tbb::spin_mutex, 7,i:   4,364,820 msg/sec
                 tbb::spin_mutex, 8,s:   3,719,243 msg/sec
                 tbb::spin_mutex, 8,i:   4,194,722 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,527,895 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,526,514 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,676,202 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,648,377 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,092,954 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,739,799 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,282,471 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,280,448 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,608,829 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,179,540 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,964,759 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,441,242 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,953,555 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,588,684 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,040,168 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,713,036 msg/sec
     xenium::michael_scott_queue, 1,s:   9,342,168 msg/sec
     xenium::michael_scott_queue, 1,i:   9,366,119 msg/sec
     xenium::michael_scott_queue, 2,s:   8,437,678 msg/sec
     xenium::michael_scott_queue, 2,i:   8,507,910 msg/sec
     xenium::michael_scott_queue, 3,s:   7,155,174 msg/sec
     xenium::michael_scott_queue, 3,i:   7,489,226 msg/sec
     xenium::michael_scott_queue, 4,s:   6,308,360 msg/sec
     xenium::michael_scott_queue, 4,i:   6,383,233 msg/sec
     xenium::michael_scott_queue, 5,s:   6,260,746 msg/sec
     xenium::michael_scott_queue, 5,i:   6,616,649 msg/sec
     xenium::michael_scott_queue, 6,s:   6,515,583 msg/sec
     xenium::michael_scott_queue, 6,i:   6,672,797 msg/sec
     xenium::michael_scott_queue, 7,s:   6,327,609 msg/sec
     xenium::michael_scott_queue, 7,i:   6,470,854 msg/sec
     xenium::michael_scott_queue, 8,s:   6,004,607 msg/sec
     xenium::michael_scott_queue, 8,i:   6,257,896 msg/sec
         xenium::ramalhete_queue, 1,s:  31,637,408 msg/sec
         xenium::ramalhete_queue, 1,i:  31,690,730 msg/sec
         xenium::ramalhete_queue, 2,s:  24,391,125 msg/sec
         xenium::ramalhete_queue, 2,i:  23,222,521 msg/sec
         xenium::ramalhete_queue, 3,s:  29,132,048 msg/sec
         xenium::ramalhete_queue, 3,i:  28,497,488 msg/sec
         xenium::ramalhete_queue, 4,s:  33,838,252 msg/sec
         xenium::ramalhete_queue, 4,i:  33,388,858 msg/sec
         xenium::ramalhete_queue, 5,s:  31,937,374 msg/sec
         xenium::ramalhete_queue, 5,i:  36,205,167 msg/sec
         xenium::ramalhete_queue, 6,s:  33,945,714 msg/sec
         xenium::ramalhete_queue, 6,i:  39,572,011 msg/sec
         xenium::ramalhete_queue, 7,s:  35,026,901 msg/sec
         xenium::ramalhete_queue, 7,i:  40,726,679 msg/sec
         xenium::ramalhete_queue, 8,s:  35,539,434 msg/sec
         xenium::ramalhete_queue, 8,i:  44,255,871 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,926,046 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,754,329 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,410,111 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,705,550 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,665,171 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,862,926 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,689,349 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,287,910 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,956,277 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,372,108 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,969,617 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,240,184 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,222,775 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,929,269 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,418,752 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,245,633 msg/sec
                     AtomicQueue, 1,s:  61,780,011 msg/sec
                     AtomicQueue, 1,i:  56,702,369 msg/sec
                     AtomicQueue, 2,s:  12,261,356 msg/sec
                     AtomicQueue, 2,i:  11,740,378 msg/sec
                     AtomicQueue, 3,s:  10,754,508 msg/sec
                     AtomicQueue, 3,i:  10,009,817 msg/sec
                     AtomicQueue, 4,s:   8,217,875 msg/sec
                     AtomicQueue, 4,i:   8,175,020 msg/sec
                     AtomicQueue, 5,s:   8,042,446 msg/sec
                     AtomicQueue, 5,i:   8,136,291 msg/sec
                     AtomicQueue, 6,s:   7,845,524 msg/sec
                     AtomicQueue, 6,i:   7,610,170 msg/sec
                     AtomicQueue, 7,s:   7,061,447 msg/sec
                     AtomicQueue, 7,i:   7,990,837 msg/sec
                     AtomicQueue, 8,s:   6,337,613 msg/sec
                     AtomicQueue, 8,i:   7,435,332 msg/sec
                    AtomicQueueB, 1,s:  43,948,723 msg/sec
                    AtomicQueueB, 1,i:  43,031,581 msg/sec
                    AtomicQueueB, 2,s:  11,810,810 msg/sec
                    AtomicQueueB, 2,i:  11,461,279 msg/sec
                    AtomicQueueB, 3,s:  10,960,834 msg/sec
                    AtomicQueueB, 3,i:  10,175,896 msg/sec
                    AtomicQueueB, 4,s:   8,102,759 msg/sec
                    AtomicQueueB, 4,i:   7,963,466 msg/sec
                    AtomicQueueB, 5,s:   7,681,593 msg/sec
                    AtomicQueueB, 5,i:   7,784,427 msg/sec
                    AtomicQueueB, 6,s:   7,345,146 msg/sec
                    AtomicQueueB, 6,i:   7,529,262 msg/sec
                    AtomicQueueB, 7,s:   6,877,659 msg/sec
                    AtomicQueueB, 7,i:   7,760,959 msg/sec
                    AtomicQueueB, 8,s:   6,228,173 msg/sec
                    AtomicQueueB, 8,i:   7,121,524 msg/sec
             OptimistAtomicQueue, 1,s: 773,375,915 msg/sec
             OptimistAtomicQueue, 1,i: 698,181,411 msg/sec
             OptimistAtomicQueue, 2,s:  32,641,983 msg/sec
             OptimistAtomicQueue, 2,i:  32,713,878 msg/sec
             OptimistAtomicQueue, 3,s:  36,658,295 msg/sec
             OptimistAtomicQueue, 3,i:  37,405,208 msg/sec
             OptimistAtomicQueue, 4,s:  39,283,073 msg/sec
             OptimistAtomicQueue, 4,i:  39,379,439 msg/sec
             OptimistAtomicQueue, 5,s:  41,577,995 msg/sec
             OptimistAtomicQueue, 5,i:  46,325,919 msg/sec
             OptimistAtomicQueue, 6,s:  41,786,934 msg/sec
             OptimistAtomicQueue, 6,i:  50,304,982 msg/sec
             OptimistAtomicQueue, 7,s:  44,460,477 msg/sec
             OptimistAtomicQueue, 7,i:  52,979,407 msg/sec
             OptimistAtomicQueue, 8,s:  46,373,653 msg/sec
             OptimistAtomicQueue, 8,i:  48,900,838 msg/sec
            OptimistAtomicQueueB, 1,s: 234,606,596 msg/sec
            OptimistAtomicQueueB, 1,i:  76,610,595 msg/sec
            OptimistAtomicQueueB, 2,s:  31,723,588 msg/sec
            OptimistAtomicQueueB, 2,i:  31,614,747 msg/sec
            OptimistAtomicQueueB, 3,s:  36,181,320 msg/sec
            OptimistAtomicQueueB, 3,i:  36,805,110 msg/sec
            OptimistAtomicQueueB, 4,s:  38,546,909 msg/sec
            OptimistAtomicQueueB, 4,i:  38,586,453 msg/sec
            OptimistAtomicQueueB, 5,s:  40,674,274 msg/sec
            OptimistAtomicQueueB, 5,i:  45,206,789 msg/sec
            OptimistAtomicQueueB, 6,s:  41,215,725 msg/sec
            OptimistAtomicQueueB, 6,i:  49,022,778 msg/sec
            OptimistAtomicQueueB, 7,s:  42,132,332 msg/sec
            OptimistAtomicQueueB, 7,i:  51,477,552 msg/sec
            OptimistAtomicQueueB, 8,s:  44,344,716 msg/sec
            OptimistAtomicQueueB, 8,i:  47,689,856 msg/sec
                    AtomicQueue2, 1,s:  22,930,071 msg/sec
                    AtomicQueue2, 1,i:  22,898,190 msg/sec
                    AtomicQueue2, 2,s:  11,825,272 msg/sec
                    AtomicQueue2, 2,i:  11,652,508 msg/sec
                    AtomicQueue2, 3,s:   9,397,725 msg/sec
                    AtomicQueue2, 3,i:   9,651,841 msg/sec
                    AtomicQueue2, 4,s:   8,093,725 msg/sec
                    AtomicQueue2, 4,i:   8,109,694 msg/sec
                    AtomicQueue2, 5,s:   7,894,699 msg/sec
                    AtomicQueue2, 5,i:   8,046,866 msg/sec
                    AtomicQueue2, 6,s:   7,575,852 msg/sec
                    AtomicQueue2, 6,i:   7,528,563 msg/sec
                    AtomicQueue2, 7,s:   7,155,626 msg/sec
                    AtomicQueue2, 7,i:   7,888,587 msg/sec
                    AtomicQueue2, 8,s:   6,369,524 msg/sec
                    AtomicQueue2, 8,i:   7,203,396 msg/sec
                   AtomicQueueB2, 1,s:  32,655,847 msg/sec
                   AtomicQueueB2, 1,i:  32,625,343 msg/sec
                   AtomicQueueB2, 2,s:  11,476,144 msg/sec
                   AtomicQueueB2, 2,i:  11,091,114 msg/sec
                   AtomicQueueB2, 3,s:   9,704,020 msg/sec
                   AtomicQueueB2, 3,i:   9,509,385 msg/sec
                   AtomicQueueB2, 4,s:   7,805,133 msg/sec
                   AtomicQueueB2, 4,i:   7,761,742 msg/sec
                   AtomicQueueB2, 5,s:   7,563,191 msg/sec
                   AtomicQueueB2, 5,i:   7,604,387 msg/sec
                   AtomicQueueB2, 6,s:   7,250,560 msg/sec
                   AtomicQueueB2, 6,i:   7,440,661 msg/sec
                   AtomicQueueB2, 7,s:   6,861,649 msg/sec
                   AtomicQueueB2, 7,i:   7,709,286 msg/sec
                   AtomicQueueB2, 8,s:   6,303,997 msg/sec
                   AtomicQueueB2, 8,i:   7,104,448 msg/sec
            OptimistAtomicQueue2, 1,s: 525,704,450 msg/sec
            OptimistAtomicQueue2, 1,i:  30,078,855 msg/sec
            OptimistAtomicQueue2, 2,s:  26,395,324 msg/sec
            OptimistAtomicQueue2, 2,i:  22,681,520 msg/sec
            OptimistAtomicQueue2, 3,s:  30,518,974 msg/sec
            OptimistAtomicQueue2, 3,i:  30,000,692 msg/sec
            OptimistAtomicQueue2, 4,s:  33,248,139 msg/sec
            OptimistAtomicQueue2, 4,i:  33,166,388 msg/sec
            OptimistAtomicQueue2, 5,s:  37,181,930 msg/sec
            OptimistAtomicQueue2, 5,i:  40,179,227 msg/sec
            OptimistAtomicQueue2, 6,s:  40,363,612 msg/sec
            OptimistAtomicQueue2, 6,i:  49,214,840 msg/sec
            OptimistAtomicQueue2, 7,s:  42,708,280 msg/sec
            OptimistAtomicQueue2, 7,i:  51,354,670 msg/sec
            OptimistAtomicQueue2, 8,s:  43,742,012 msg/sec
            OptimistAtomicQueue2, 8,i:  48,462,567 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,789,696 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,910,553 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,216,703 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,040,810 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,836,284 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,130,309 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,270,035 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,170,631 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,542,192 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,336,993 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,421,430 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,388,494 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,257,363 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,153,889 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,212,631 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,112,290 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000314 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000150 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000253 sec/round-trip
                pthread_spinlock: 0.000000236 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000274 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[14] 462m:52s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  73,575,346 msg/sec
     boost::lockfree::spsc_queue, 1,i:  73,849,398 msg/sec
          boost::lockfree::queue, 1,s:   6,953,588 msg/sec
          boost::lockfree::queue, 1,i:   6,826,462 msg/sec
          boost::lockfree::queue, 2,s:   7,560,421 msg/sec
          boost::lockfree::queue, 2,i:   7,542,698 msg/sec
          boost::lockfree::queue, 3,s:   7,411,580 msg/sec
          boost::lockfree::queue, 3,i:   7,513,748 msg/sec
          boost::lockfree::queue, 4,s:   6,425,539 msg/sec
          boost::lockfree::queue, 4,i:   6,820,285 msg/sec
          boost::lockfree::queue, 5,s:   6,395,723 msg/sec
          boost::lockfree::queue, 5,i:   6,478,126 msg/sec
          boost::lockfree::queue, 6,s:   6,022,053 msg/sec
          boost::lockfree::queue, 6,i:   6,096,178 msg/sec
          boost::lockfree::queue, 7,s:   5,968,665 msg/sec
          boost::lockfree::queue, 7,i:   6,062,690 msg/sec
          boost::lockfree::queue, 8,s:   5,411,573 msg/sec
          boost::lockfree::queue, 8,i:   5,672,843 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 332,335,164 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  82,806,991 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,736,559 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,374,911 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,265,752 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,570,344 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,111,714 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,186,622 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,748,235 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,941,222 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,527,678 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,676,399 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,569,457 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,620,288 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,070,091 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,470,815 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,264,755 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,892,657 msg/sec
                pthread_spinlock, 1,s:  28,961,910 msg/sec
                pthread_spinlock, 1,i:  25,426,981 msg/sec
                pthread_spinlock, 2,s:  15,665,525 msg/sec
                pthread_spinlock, 2,i:  17,058,539 msg/sec
                pthread_spinlock, 3,s:   8,296,570 msg/sec
                pthread_spinlock, 3,i:  12,056,858 msg/sec
                pthread_spinlock, 4,s:   6,491,036 msg/sec
                pthread_spinlock, 4,i:   9,240,632 msg/sec
                pthread_spinlock, 5,s:   8,760,079 msg/sec
                pthread_spinlock, 5,i:   8,828,974 msg/sec
                pthread_spinlock, 6,s:   8,307,855 msg/sec
                pthread_spinlock, 6,i:   8,513,995 msg/sec
                pthread_spinlock, 7,s:   7,505,111 msg/sec
                pthread_spinlock, 7,i:   7,669,070 msg/sec
                pthread_spinlock, 8,s:   6,788,177 msg/sec
                pthread_spinlock, 8,i:   6,823,782 msg/sec
                      std::mutex, 1,s:   6,811,276 msg/sec
                      std::mutex, 1,i:   7,031,570 msg/sec
                      std::mutex, 2,s:   6,077,762 msg/sec
                      std::mutex, 2,i:   5,966,474 msg/sec
                      std::mutex, 3,s:   6,033,642 msg/sec
                      std::mutex, 3,i:   5,452,133 msg/sec
                      std::mutex, 4,s:   5,274,697 msg/sec
                      std::mutex, 4,i:   6,185,361 msg/sec
                      std::mutex, 5,s:   5,532,978 msg/sec
                      std::mutex, 5,i:   5,975,948 msg/sec
                      std::mutex, 6,s:   5,845,046 msg/sec
                      std::mutex, 6,i:   5,860,148 msg/sec
                      std::mutex, 7,s:   5,775,963 msg/sec
                      std::mutex, 7,i:   5,721,463 msg/sec
                      std::mutex, 8,s:   5,658,205 msg/sec
                      std::mutex, 8,i:   5,588,263 msg/sec
                 tbb::spin_mutex, 1,s:  38,267,857 msg/sec
                 tbb::spin_mutex, 1,i:  33,083,199 msg/sec
                 tbb::spin_mutex, 2,s:  21,126,234 msg/sec
                 tbb::spin_mutex, 2,i:  21,170,999 msg/sec
                 tbb::spin_mutex, 3,s:   9,074,767 msg/sec
                 tbb::spin_mutex, 3,i:  11,392,686 msg/sec
                 tbb::spin_mutex, 4,s:   3,210,373 msg/sec
                 tbb::spin_mutex, 4,i:   6,289,098 msg/sec
                 tbb::spin_mutex, 5,s:   5,432,043 msg/sec
                 tbb::spin_mutex, 5,i:   5,455,558 msg/sec
                 tbb::spin_mutex, 6,s:   5,362,827 msg/sec
                 tbb::spin_mutex, 6,i:   4,376,167 msg/sec
                 tbb::spin_mutex, 7,s:   4,855,868 msg/sec
                 tbb::spin_mutex, 7,i:   4,315,589 msg/sec
                 tbb::spin_mutex, 8,s:   4,271,555 msg/sec
                 tbb::spin_mutex, 8,i:   4,087,161 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,906,313 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,081,187 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,412,109 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,053,581 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,210,191 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,302,389 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,007,052 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,203,232 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,571,173 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,352,897 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,566,562 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,695,336 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,693,199 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,129,512 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,764,443 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,893,490 msg/sec
     xenium::michael_scott_queue, 1,s:   9,307,822 msg/sec
     xenium::michael_scott_queue, 1,i:   9,319,206 msg/sec
     xenium::michael_scott_queue, 2,s:   8,431,741 msg/sec
     xenium::michael_scott_queue, 2,i:   8,476,588 msg/sec
     xenium::michael_scott_queue, 3,s:   7,250,580 msg/sec
     xenium::michael_scott_queue, 3,i:   7,564,443 msg/sec
     xenium::michael_scott_queue, 4,s:   6,268,783 msg/sec
     xenium::michael_scott_queue, 4,i:   6,348,773 msg/sec
     xenium::michael_scott_queue, 5,s:   6,275,763 msg/sec
     xenium::michael_scott_queue, 5,i:   6,662,823 msg/sec
     xenium::michael_scott_queue, 6,s:   6,478,836 msg/sec
     xenium::michael_scott_queue, 6,i:   6,870,104 msg/sec
     xenium::michael_scott_queue, 7,s:   6,370,257 msg/sec
     xenium::michael_scott_queue, 7,i:   6,491,089 msg/sec
     xenium::michael_scott_queue, 8,s:   6,009,933 msg/sec
     xenium::michael_scott_queue, 8,i:   6,211,436 msg/sec
         xenium::ramalhete_queue, 1,s:  31,566,163 msg/sec
         xenium::ramalhete_queue, 1,i:  31,548,651 msg/sec
         xenium::ramalhete_queue, 2,s:  23,475,661 msg/sec
         xenium::ramalhete_queue, 2,i:  23,265,567 msg/sec
         xenium::ramalhete_queue, 3,s:  29,141,457 msg/sec
         xenium::ramalhete_queue, 3,i:  28,380,255 msg/sec
         xenium::ramalhete_queue, 4,s:  33,885,383 msg/sec
         xenium::ramalhete_queue, 4,i:  33,456,498 msg/sec
         xenium::ramalhete_queue, 5,s:  31,868,959 msg/sec
         xenium::ramalhete_queue, 5,i:  35,974,088 msg/sec
         xenium::ramalhete_queue, 6,s:  33,951,724 msg/sec
         xenium::ramalhete_queue, 6,i:  38,844,774 msg/sec
         xenium::ramalhete_queue, 7,s:  34,968,139 msg/sec
         xenium::ramalhete_queue, 7,i:  41,247,535 msg/sec
         xenium::ramalhete_queue, 8,s:  35,495,846 msg/sec
         xenium::ramalhete_queue, 8,i:  44,118,639 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,701,681 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,711,525 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,813,169 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,871,203 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  14,993,854 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,232,549 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,625,789 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,381,278 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,718,666 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,357,322 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,106,833 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,728,865 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,173,635 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,325,172 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,370,421 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,233,644 msg/sec
                     AtomicQueue, 1,s:  56,921,341 msg/sec
                     AtomicQueue, 1,i:  56,630,740 msg/sec
                     AtomicQueue, 2,s:  12,150,776 msg/sec
                     AtomicQueue, 2,i:  11,751,990 msg/sec
                     AtomicQueue, 3,s:  10,790,470 msg/sec
                     AtomicQueue, 3,i:   9,914,594 msg/sec
                     AtomicQueue, 4,s:   8,179,003 msg/sec
                     AtomicQueue, 4,i:   8,164,287 msg/sec
                     AtomicQueue, 5,s:   8,026,172 msg/sec
                     AtomicQueue, 5,i:   8,057,180 msg/sec
                     AtomicQueue, 6,s:   7,814,359 msg/sec
                     AtomicQueue, 6,i:   7,618,480 msg/sec
                     AtomicQueue, 7,s:   7,105,216 msg/sec
                     AtomicQueue, 7,i:   7,990,871 msg/sec
                     AtomicQueue, 8,s:   6,344,046 msg/sec
                     AtomicQueue, 8,i:   7,435,268 msg/sec
                    AtomicQueueB, 1,s:  54,863,634 msg/sec
                    AtomicQueueB, 1,i:  42,974,335 msg/sec
                    AtomicQueueB, 2,s:  11,740,424 msg/sec
                    AtomicQueueB, 2,i:  11,474,703 msg/sec
                    AtomicQueueB, 3,s:  10,935,257 msg/sec
                    AtomicQueueB, 3,i:  10,277,639 msg/sec
                    AtomicQueueB, 4,s:   8,102,888 msg/sec
                    AtomicQueueB, 4,i:   7,987,751 msg/sec
                    AtomicQueueB, 5,s:   7,576,423 msg/sec
                    AtomicQueueB, 5,i:   7,811,635 msg/sec
                    AtomicQueueB, 6,s:   7,188,442 msg/sec
                    AtomicQueueB, 6,i:   7,520,240 msg/sec
                    AtomicQueueB, 7,s:   6,858,711 msg/sec
                    AtomicQueueB, 7,i:   7,765,157 msg/sec
                    AtomicQueueB, 8,s:   6,209,655 msg/sec
                    AtomicQueueB, 8,i:   7,184,734 msg/sec
             OptimistAtomicQueue, 1,s: 705,078,646 msg/sec
             OptimistAtomicQueue, 1,i: 692,215,175 msg/sec
             OptimistAtomicQueue, 2,s:  32,615,465 msg/sec
             OptimistAtomicQueue, 2,i:  32,184,519 msg/sec
             OptimistAtomicQueue, 3,s:  36,621,190 msg/sec
             OptimistAtomicQueue, 3,i:  37,319,070 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,307 msg/sec
             OptimistAtomicQueue, 4,i:  39,401,353 msg/sec
             OptimistAtomicQueue, 5,s:  41,590,436 msg/sec
             OptimistAtomicQueue, 5,i:  46,232,054 msg/sec
             OptimistAtomicQueue, 6,s:  42,426,371 msg/sec
             OptimistAtomicQueue, 6,i:  50,372,407 msg/sec
             OptimistAtomicQueue, 7,s:  45,004,140 msg/sec
             OptimistAtomicQueue, 7,i:  49,214,019 msg/sec
             OptimistAtomicQueue, 8,s:  46,448,694 msg/sec
             OptimistAtomicQueue, 8,i:  48,840,360 msg/sec
            OptimistAtomicQueueB, 1,s:  77,962,194 msg/sec
            OptimistAtomicQueueB, 1,i:  76,634,985 msg/sec
            OptimistAtomicQueueB, 2,s:  32,180,655 msg/sec
            OptimistAtomicQueueB, 2,i:  32,227,373 msg/sec
            OptimistAtomicQueueB, 3,s:  36,190,934 msg/sec
            OptimistAtomicQueueB, 3,i:  36,961,654 msg/sec
            OptimistAtomicQueueB, 4,s:  38,599,127 msg/sec
            OptimistAtomicQueueB, 4,i:  38,620,363 msg/sec
            OptimistAtomicQueueB, 5,s:  41,045,846 msg/sec
            OptimistAtomicQueueB, 5,i:  45,309,978 msg/sec
            OptimistAtomicQueueB, 6,s:  41,017,310 msg/sec
            OptimistAtomicQueueB, 6,i:  49,294,730 msg/sec
            OptimistAtomicQueueB, 7,s:  42,352,773 msg/sec
            OptimistAtomicQueueB, 7,i:  51,343,185 msg/sec
            OptimistAtomicQueueB, 8,s:  44,175,035 msg/sec
            OptimistAtomicQueueB, 8,i:  48,084,709 msg/sec
                    AtomicQueue2, 1,s:  22,883,485 msg/sec
                    AtomicQueue2, 1,i:  22,939,408 msg/sec
                    AtomicQueue2, 2,s:  11,898,695 msg/sec
                    AtomicQueue2, 2,i:  11,458,993 msg/sec
                    AtomicQueue2, 3,s:   9,474,697 msg/sec
                    AtomicQueue2, 3,i:   9,483,864 msg/sec
                    AtomicQueue2, 4,s:   8,100,789 msg/sec
                    AtomicQueue2, 4,i:   7,960,541 msg/sec
                    AtomicQueue2, 5,s:   7,894,268 msg/sec
                    AtomicQueue2, 5,i:   8,018,683 msg/sec
                    AtomicQueue2, 6,s:   7,804,410 msg/sec
                    AtomicQueue2, 6,i:   7,535,007 msg/sec
                    AtomicQueue2, 7,s:   7,100,874 msg/sec
                    AtomicQueue2, 7,i:   7,903,145 msg/sec
                    AtomicQueue2, 8,s:   6,389,245 msg/sec
                    AtomicQueue2, 8,i:   7,253,190 msg/sec
                   AtomicQueueB2, 1,s:  36,274,531 msg/sec
                   AtomicQueueB2, 1,i:  32,650,107 msg/sec
                   AtomicQueueB2, 2,s:  11,481,251 msg/sec
                   AtomicQueueB2, 2,i:  11,154,442 msg/sec
                   AtomicQueueB2, 3,s:   9,635,562 msg/sec
                   AtomicQueueB2, 3,i:   9,584,596 msg/sec
                   AtomicQueueB2, 4,s:   7,932,201 msg/sec
                   AtomicQueueB2, 4,i:   7,917,311 msg/sec
                   AtomicQueueB2, 5,s:   7,539,623 msg/sec
                   AtomicQueueB2, 5,i:   7,724,589 msg/sec
                   AtomicQueueB2, 6,s:   7,222,532 msg/sec
                   AtomicQueueB2, 6,i:   7,449,699 msg/sec
                   AtomicQueueB2, 7,s:   6,886,706 msg/sec
                   AtomicQueueB2, 7,i:   7,721,914 msg/sec
                   AtomicQueueB2, 8,s:   6,260,099 msg/sec
                   AtomicQueueB2, 8,i:   7,085,008 msg/sec
            OptimistAtomicQueue2, 1,s: 507,967,663 msg/sec
            OptimistAtomicQueue2, 1,i:  29,631,849 msg/sec
            OptimistAtomicQueue2, 2,s:  27,003,305 msg/sec
            OptimistAtomicQueue2, 2,i:  24,003,168 msg/sec
            OptimistAtomicQueue2, 3,s:  31,738,787 msg/sec
            OptimistAtomicQueue2, 3,i:  29,955,832 msg/sec
            OptimistAtomicQueue2, 4,s:  33,234,738 msg/sec
            OptimistAtomicQueue2, 4,i:  33,217,126 msg/sec
            OptimistAtomicQueue2, 5,s:  37,370,276 msg/sec
            OptimistAtomicQueue2, 5,i:  40,254,360 msg/sec
            OptimistAtomicQueue2, 6,s:  39,910,802 msg/sec
            OptimistAtomicQueue2, 6,i:  49,307,642 msg/sec
            OptimistAtomicQueue2, 7,s:  43,158,869 msg/sec
            OptimistAtomicQueue2, 7,i:  51,402,060 msg/sec
            OptimistAtomicQueue2, 8,s:  43,852,821 msg/sec
            OptimistAtomicQueue2, 8,i:  48,659,605 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,853,075 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,873,651 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,305,726 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,193,866 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,573,098 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,756,903 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,077,763 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,147,541 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,350,266 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,285,227 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,656,611 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,237,010 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,274,729 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,312,182 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,814,560 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,398,962 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000122 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000235 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000361 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[15] 461m:32s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,546,414 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,644,841 msg/sec
          boost::lockfree::queue, 1,s:   6,867,063 msg/sec
          boost::lockfree::queue, 1,i:   6,861,029 msg/sec
          boost::lockfree::queue, 2,s:   7,467,635 msg/sec
          boost::lockfree::queue, 2,i:   7,418,821 msg/sec
          boost::lockfree::queue, 3,s:   7,410,285 msg/sec
          boost::lockfree::queue, 3,i:   7,557,529 msg/sec
          boost::lockfree::queue, 4,s:   6,416,605 msg/sec
          boost::lockfree::queue, 4,i:   6,774,173 msg/sec
          boost::lockfree::queue, 5,s:   6,403,567 msg/sec
          boost::lockfree::queue, 5,i:   6,471,903 msg/sec
          boost::lockfree::queue, 6,s:   6,000,899 msg/sec
          boost::lockfree::queue, 6,i:   6,090,088 msg/sec
          boost::lockfree::queue, 7,s:   5,818,088 msg/sec
          boost::lockfree::queue, 7,i:   5,947,222 msg/sec
          boost::lockfree::queue, 8,s:   5,490,231 msg/sec
          boost::lockfree::queue, 8,i:   5,685,506 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 436,251,400 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 107,417,777 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,382,772 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,771,532 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,671,735 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,528,310 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,385,089 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,495,830 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,576,161 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,384,283 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,326,478 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  20,262,631 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,363,108 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,631,335 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,922,437 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,279,956 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,271,816 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,358,147 msg/sec
                pthread_spinlock, 1,s:  28,833,352 msg/sec
                pthread_spinlock, 1,i:  25,337,012 msg/sec
                pthread_spinlock, 2,s:  15,134,938 msg/sec
                pthread_spinlock, 2,i:  16,981,993 msg/sec
                pthread_spinlock, 3,s:   8,279,324 msg/sec
                pthread_spinlock, 3,i:  12,065,166 msg/sec
                pthread_spinlock, 4,s:   6,563,832 msg/sec
                pthread_spinlock, 4,i:   9,200,072 msg/sec
                pthread_spinlock, 5,s:   8,702,483 msg/sec
                pthread_spinlock, 5,i:   8,854,708 msg/sec
                pthread_spinlock, 6,s:   8,482,209 msg/sec
                pthread_spinlock, 6,i:   8,424,986 msg/sec
                pthread_spinlock, 7,s:   7,804,553 msg/sec
                pthread_spinlock, 7,i:   7,999,135 msg/sec
                pthread_spinlock, 8,s:   6,894,984 msg/sec
                pthread_spinlock, 8,i:   6,895,472 msg/sec
                      std::mutex, 1,s:   8,321,719 msg/sec
                      std::mutex, 1,i:   7,486,008 msg/sec
                      std::mutex, 2,s:   5,747,715 msg/sec
                      std::mutex, 2,i:   5,806,851 msg/sec
                      std::mutex, 3,s:   6,475,556 msg/sec
                      std::mutex, 3,i:   5,835,991 msg/sec
                      std::mutex, 4,s:   6,800,572 msg/sec
                      std::mutex, 4,i:   6,833,807 msg/sec
                      std::mutex, 5,s:   6,520,894 msg/sec
                      std::mutex, 5,i:   5,938,058 msg/sec
                      std::mutex, 6,s:   5,909,917 msg/sec
                      std::mutex, 6,i:   5,826,626 msg/sec
                      std::mutex, 7,s:   5,820,230 msg/sec
                      std::mutex, 7,i:   5,801,959 msg/sec
                      std::mutex, 8,s:   5,699,975 msg/sec
                      std::mutex, 8,i:   5,694,124 msg/sec
                 tbb::spin_mutex, 1,s:  37,887,314 msg/sec
                 tbb::spin_mutex, 1,i:  32,877,349 msg/sec
                 tbb::spin_mutex, 2,s:  21,229,489 msg/sec
                 tbb::spin_mutex, 2,i:  18,467,741 msg/sec
                 tbb::spin_mutex, 3,s:   8,358,629 msg/sec
                 tbb::spin_mutex, 3,i:  11,028,746 msg/sec
                 tbb::spin_mutex, 4,s:   3,304,611 msg/sec
                 tbb::spin_mutex, 4,i:   6,401,656 msg/sec
                 tbb::spin_mutex, 5,s:   5,556,754 msg/sec
                 tbb::spin_mutex, 5,i:   5,416,616 msg/sec
                 tbb::spin_mutex, 6,s:   5,364,543 msg/sec
                 tbb::spin_mutex, 6,i:   4,358,041 msg/sec
                 tbb::spin_mutex, 7,s:   4,855,074 msg/sec
                 tbb::spin_mutex, 7,i:   4,351,673 msg/sec
                 tbb::spin_mutex, 8,s:   4,236,690 msg/sec
                 tbb::spin_mutex, 8,i:   4,178,587 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,573,352 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,667,688 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,862,578 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,724,080 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,291,076 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,720,107 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,318,835 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,257,784 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,542,087 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,199,343 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,921,177 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,453,384 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,858,532 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,612,961 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,077,975 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,751,225 msg/sec
     xenium::michael_scott_queue, 1,s:  10,110,285 msg/sec
     xenium::michael_scott_queue, 1,i:  10,040,550 msg/sec
     xenium::michael_scott_queue, 2,s:   8,461,034 msg/sec
     xenium::michael_scott_queue, 2,i:   8,519,766 msg/sec
     xenium::michael_scott_queue, 3,s:   7,372,402 msg/sec
     xenium::michael_scott_queue, 3,i:   7,546,098 msg/sec
     xenium::michael_scott_queue, 4,s:   6,310,881 msg/sec
     xenium::michael_scott_queue, 4,i:   6,319,503 msg/sec
     xenium::michael_scott_queue, 5,s:   6,308,531 msg/sec
     xenium::michael_scott_queue, 5,i:   6,763,740 msg/sec
     xenium::michael_scott_queue, 6,s:   6,539,882 msg/sec
     xenium::michael_scott_queue, 6,i:   6,687,242 msg/sec
     xenium::michael_scott_queue, 7,s:   6,289,514 msg/sec
     xenium::michael_scott_queue, 7,i:   6,539,349 msg/sec
     xenium::michael_scott_queue, 8,s:   6,017,822 msg/sec
     xenium::michael_scott_queue, 8,i:   6,123,835 msg/sec
         xenium::ramalhete_queue, 1,s:  32,544,520 msg/sec
         xenium::ramalhete_queue, 1,i:  32,107,249 msg/sec
         xenium::ramalhete_queue, 2,s:  24,486,893 msg/sec
         xenium::ramalhete_queue, 2,i:  23,315,754 msg/sec
         xenium::ramalhete_queue, 3,s:  29,207,234 msg/sec
         xenium::ramalhete_queue, 3,i:  28,422,336 msg/sec
         xenium::ramalhete_queue, 4,s:  33,873,136 msg/sec
         xenium::ramalhete_queue, 4,i:  33,532,181 msg/sec
         xenium::ramalhete_queue, 5,s:  32,073,458 msg/sec
         xenium::ramalhete_queue, 5,i:  36,148,084 msg/sec
         xenium::ramalhete_queue, 6,s:  34,031,568 msg/sec
         xenium::ramalhete_queue, 6,i:  39,054,497 msg/sec
         xenium::ramalhete_queue, 7,s:  35,057,778 msg/sec
         xenium::ramalhete_queue, 7,i:  41,412,648 msg/sec
         xenium::ramalhete_queue, 8,s:  35,541,952 msg/sec
         xenium::ramalhete_queue, 8,i:  44,314,965 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,858,411 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 118,030,693 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,462,295 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,849,062 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,638,135 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,760,797 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,358,593 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,029,779 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,727,375 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,400,495 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,871,897 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,219,857 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,216,400 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,320,978 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,408,110 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,244,837 msg/sec
                     AtomicQueue, 1,s:  58,393,389 msg/sec
                     AtomicQueue, 1,i:  56,999,862 msg/sec
                     AtomicQueue, 2,s:  12,239,619 msg/sec
                     AtomicQueue, 2,i:  11,728,520 msg/sec
                     AtomicQueue, 3,s:  10,762,091 msg/sec
                     AtomicQueue, 3,i:   9,828,461 msg/sec
                     AtomicQueue, 4,s:   8,182,393 msg/sec
                     AtomicQueue, 4,i:   8,200,960 msg/sec
                     AtomicQueue, 5,s:   8,029,873 msg/sec
                     AtomicQueue, 5,i:   7,988,924 msg/sec
                     AtomicQueue, 6,s:   7,726,924 msg/sec
                     AtomicQueue, 6,i:   7,614,545 msg/sec
                     AtomicQueue, 7,s:   7,095,673 msg/sec
                     AtomicQueue, 7,i:   7,975,634 msg/sec
                     AtomicQueue, 8,s:   6,310,150 msg/sec
                     AtomicQueue, 8,i:   7,449,374 msg/sec
                    AtomicQueueB, 1,s:  43,806,241 msg/sec
                    AtomicQueueB, 1,i:  43,061,638 msg/sec
                    AtomicQueueB, 2,s:  11,827,176 msg/sec
                    AtomicQueueB, 2,i:  11,492,009 msg/sec
                    AtomicQueueB, 3,s:  10,970,457 msg/sec
                    AtomicQueueB, 3,i:  10,142,805 msg/sec
                    AtomicQueueB, 4,s:   8,033,465 msg/sec
                    AtomicQueueB, 4,i:   7,960,988 msg/sec
                    AtomicQueueB, 5,s:   7,580,401 msg/sec
                    AtomicQueueB, 5,i:   7,828,962 msg/sec
                    AtomicQueueB, 6,s:   7,440,098 msg/sec
                    AtomicQueueB, 6,i:   7,483,901 msg/sec
                    AtomicQueueB, 7,s:   6,867,359 msg/sec
                    AtomicQueueB, 7,i:   7,752,639 msg/sec
                    AtomicQueueB, 8,s:   6,208,676 msg/sec
                    AtomicQueueB, 8,i:   7,181,892 msg/sec
             OptimistAtomicQueue, 1,s: 722,063,889 msg/sec
             OptimistAtomicQueue, 1,i: 553,280,573 msg/sec
             OptimistAtomicQueue, 2,s:  31,931,382 msg/sec
             OptimistAtomicQueue, 2,i:  32,180,711 msg/sec
             OptimistAtomicQueue, 3,s:  36,620,411 msg/sec
             OptimistAtomicQueue, 3,i:  37,332,237 msg/sec
             OptimistAtomicQueue, 4,s:  39,271,574 msg/sec
             OptimistAtomicQueue, 4,i:  39,376,560 msg/sec
             OptimistAtomicQueue, 5,s:  41,760,833 msg/sec
             OptimistAtomicQueue, 5,i:  48,572,721 msg/sec
             OptimistAtomicQueue, 6,s:  42,040,993 msg/sec
             OptimistAtomicQueue, 6,i:  49,703,713 msg/sec
             OptimistAtomicQueue, 7,s:  45,215,087 msg/sec
             OptimistAtomicQueue, 7,i:  49,454,638 msg/sec
             OptimistAtomicQueue, 8,s:  46,455,294 msg/sec
             OptimistAtomicQueue, 8,i:  50,365,089 msg/sec
            OptimistAtomicQueueB, 1,s: 147,596,645 msg/sec
            OptimistAtomicQueueB, 1,i:  77,546,948 msg/sec
            OptimistAtomicQueueB, 2,s:  32,181,058 msg/sec
            OptimistAtomicQueueB, 2,i:  32,261,254 msg/sec
            OptimistAtomicQueueB, 3,s:  36,247,172 msg/sec
            OptimistAtomicQueueB, 3,i:  36,882,417 msg/sec
            OptimistAtomicQueueB, 4,s:  38,653,826 msg/sec
            OptimistAtomicQueueB, 4,i:  38,543,349 msg/sec
            OptimistAtomicQueueB, 5,s:  41,136,322 msg/sec
            OptimistAtomicQueueB, 5,i:  45,875,229 msg/sec
            OptimistAtomicQueueB, 6,s:  41,163,640 msg/sec
            OptimistAtomicQueueB, 6,i:  48,672,963 msg/sec
            OptimistAtomicQueueB, 7,s:  41,920,733 msg/sec
            OptimistAtomicQueueB, 7,i:  51,454,106 msg/sec
            OptimistAtomicQueueB, 8,s:  44,519,327 msg/sec
            OptimistAtomicQueueB, 8,i:  48,739,872 msg/sec
                    AtomicQueue2, 1,s:  22,875,517 msg/sec
                    AtomicQueue2, 1,i:  22,885,031 msg/sec
                    AtomicQueue2, 2,s:  11,746,619 msg/sec
                    AtomicQueue2, 2,i:  11,464,816 msg/sec
                    AtomicQueue2, 3,s:   9,420,890 msg/sec
                    AtomicQueue2, 3,i:   9,385,285 msg/sec
                    AtomicQueue2, 4,s:   8,018,311 msg/sec
                    AtomicQueue2, 4,i:   8,037,878 msg/sec
                    AtomicQueue2, 5,s:   7,946,101 msg/sec
                    AtomicQueue2, 5,i:   8,014,234 msg/sec
                    AtomicQueue2, 6,s:   7,764,486 msg/sec
                    AtomicQueue2, 6,i:   7,530,786 msg/sec
                    AtomicQueue2, 7,s:   7,056,255 msg/sec
                    AtomicQueue2, 7,i:   7,896,842 msg/sec
                    AtomicQueue2, 8,s:   6,390,906 msg/sec
                    AtomicQueue2, 8,i:   7,384,686 msg/sec
                   AtomicQueueB2, 1,s:  35,999,291 msg/sec
                   AtomicQueueB2, 1,i:  32,609,759 msg/sec
                   AtomicQueueB2, 2,s:  11,513,816 msg/sec
                   AtomicQueueB2, 2,i:  11,104,692 msg/sec
                   AtomicQueueB2, 3,s:   9,594,908 msg/sec
                   AtomicQueueB2, 3,i:   9,542,730 msg/sec
                   AtomicQueueB2, 4,s:   7,947,332 msg/sec
                   AtomicQueueB2, 4,i:   7,861,929 msg/sec
                   AtomicQueueB2, 5,s:   7,527,911 msg/sec
                   AtomicQueueB2, 5,i:   7,744,576 msg/sec
                   AtomicQueueB2, 6,s:   7,278,488 msg/sec
                   AtomicQueueB2, 6,i:   7,473,856 msg/sec
                   AtomicQueueB2, 7,s:   6,944,008 msg/sec
                   AtomicQueueB2, 7,i:   7,668,457 msg/sec
                   AtomicQueueB2, 8,s:   6,261,633 msg/sec
                   AtomicQueueB2, 8,i:   7,080,677 msg/sec
            OptimistAtomicQueue2, 1,s: 406,739,014 msg/sec
            OptimistAtomicQueue2, 1,i: 430,324,030 msg/sec
            OptimistAtomicQueue2, 2,s:  24,258,665 msg/sec
            OptimistAtomicQueue2, 2,i:  24,016,255 msg/sec
            OptimistAtomicQueue2, 3,s:  30,458,392 msg/sec
            OptimistAtomicQueue2, 3,i:  30,401,368 msg/sec
            OptimistAtomicQueue2, 4,s:  33,258,595 msg/sec
            OptimistAtomicQueue2, 4,i:  33,273,328 msg/sec
            OptimistAtomicQueue2, 5,s:  37,105,129 msg/sec
            OptimistAtomicQueue2, 5,i:  40,607,039 msg/sec
            OptimistAtomicQueue2, 6,s:  40,273,243 msg/sec
            OptimistAtomicQueue2, 6,i:  49,199,447 msg/sec
            OptimistAtomicQueue2, 7,s:  42,652,905 msg/sec
            OptimistAtomicQueue2, 7,i:  51,287,039 msg/sec
            OptimistAtomicQueue2, 8,s:  44,295,576 msg/sec
            OptimistAtomicQueue2, 8,i:  48,650,528 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,286,627 msg/sec
           OptimistAtomicQueueB2, 1,i:  75,728,354 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,934,589 msg/sec
           OptimistAtomicQueueB2, 2,i:  29,658,625 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,766,892 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,134,814 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,494,127 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,224,141 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,612,393 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,073,909 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,170,943 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,390,301 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,010,632 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,631,068 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,275,394 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,226,060 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000159 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000250 sec/round-trip
                pthread_spinlock: 0.000000258 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[16] 460m:14s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,820,447 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,817,990 msg/sec
          boost::lockfree::queue, 1,s:   6,970,170 msg/sec
          boost::lockfree::queue, 1,i:   6,807,650 msg/sec
          boost::lockfree::queue, 2,s:   7,643,423 msg/sec
          boost::lockfree::queue, 2,i:   7,443,866 msg/sec
          boost::lockfree::queue, 3,s:   7,490,911 msg/sec
          boost::lockfree::queue, 3,i:   7,621,454 msg/sec
          boost::lockfree::queue, 4,s:   6,417,480 msg/sec
          boost::lockfree::queue, 4,i:   6,732,864 msg/sec
          boost::lockfree::queue, 5,s:   6,457,853 msg/sec
          boost::lockfree::queue, 5,i:   6,507,182 msg/sec
          boost::lockfree::queue, 6,s:   5,994,541 msg/sec
          boost::lockfree::queue, 6,i:   6,104,247 msg/sec
          boost::lockfree::queue, 7,s:   5,997,311 msg/sec
          boost::lockfree::queue, 7,i:   5,976,729 msg/sec
          boost::lockfree::queue, 8,s:   5,419,091 msg/sec
          boost::lockfree::queue, 8,i:   5,556,035 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  70,533,217 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  48,311,430 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,734,979 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,739,020 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,418,060 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,517,756 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,570,241 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,732,597 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,120,318 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,750,451 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,216,148 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,335,878 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,382,844 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,889,085 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,859,952 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,432,758 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,157,550 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,243,273 msg/sec
                pthread_spinlock, 1,s:  29,212,027 msg/sec
                pthread_spinlock, 1,i:  25,355,078 msg/sec
                pthread_spinlock, 2,s:  15,497,620 msg/sec
                pthread_spinlock, 2,i:  16,688,461 msg/sec
                pthread_spinlock, 3,s:   8,414,683 msg/sec
                pthread_spinlock, 3,i:  12,061,200 msg/sec
                pthread_spinlock, 4,s:   6,488,167 msg/sec
                pthread_spinlock, 4,i:   9,094,555 msg/sec
                pthread_spinlock, 5,s:   8,485,239 msg/sec
                pthread_spinlock, 5,i:   9,601,042 msg/sec
                pthread_spinlock, 6,s:   8,486,445 msg/sec
                pthread_spinlock, 6,i:   9,108,231 msg/sec
                pthread_spinlock, 7,s:   7,544,962 msg/sec
                pthread_spinlock, 7,i:   8,138,233 msg/sec
                pthread_spinlock, 8,s:   6,666,471 msg/sec
                pthread_spinlock, 8,i:   7,269,029 msg/sec
                      std::mutex, 1,s:   6,981,666 msg/sec
                      std::mutex, 1,i:   6,396,365 msg/sec
                      std::mutex, 2,s:   6,311,351 msg/sec
                      std::mutex, 2,i:   5,728,516 msg/sec
                      std::mutex, 3,s:   6,044,956 msg/sec
                      std::mutex, 3,i:   5,520,007 msg/sec
                      std::mutex, 4,s:   5,635,376 msg/sec
                      std::mutex, 4,i:   5,778,252 msg/sec
                      std::mutex, 5,s:   5,519,525 msg/sec
                      std::mutex, 5,i:   6,023,479 msg/sec
                      std::mutex, 6,s:   5,689,704 msg/sec
                      std::mutex, 6,i:   5,863,266 msg/sec
                      std::mutex, 7,s:   5,774,391 msg/sec
                      std::mutex, 7,i:   5,699,256 msg/sec
                      std::mutex, 8,s:   5,616,644 msg/sec
                      std::mutex, 8,i:   5,608,573 msg/sec
                 tbb::spin_mutex, 1,s:  41,662,877 msg/sec
                 tbb::spin_mutex, 1,i:  41,585,586 msg/sec
                 tbb::spin_mutex, 2,s:  21,486,737 msg/sec
                 tbb::spin_mutex, 2,i:  18,307,967 msg/sec
                 tbb::spin_mutex, 3,s:   8,702,284 msg/sec
                 tbb::spin_mutex, 3,i:  10,188,361 msg/sec
                 tbb::spin_mutex, 4,s:   3,231,472 msg/sec
                 tbb::spin_mutex, 4,i:   6,351,460 msg/sec
                 tbb::spin_mutex, 5,s:   5,407,963 msg/sec
                 tbb::spin_mutex, 5,i:   5,443,821 msg/sec
                 tbb::spin_mutex, 6,s:   5,306,861 msg/sec
                 tbb::spin_mutex, 6,i:   4,421,012 msg/sec
                 tbb::spin_mutex, 7,s:   4,864,906 msg/sec
                 tbb::spin_mutex, 7,i:   4,381,951 msg/sec
                 tbb::spin_mutex, 8,s:   4,251,982 msg/sec
                 tbb::spin_mutex, 8,i:   4,151,997 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,773,613 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,483,236 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,520,834 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,838,844 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,290,326 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,741,978 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,113,354 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,345,545 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,655,077 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,819,797 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,843,773 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,019,837 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,799,590 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,185,538 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,642,664 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,311,069 msg/sec
     xenium::michael_scott_queue, 1,s:   9,354,908 msg/sec
     xenium::michael_scott_queue, 1,i:   9,337,155 msg/sec
     xenium::michael_scott_queue, 2,s:   8,431,909 msg/sec
     xenium::michael_scott_queue, 2,i:   8,492,464 msg/sec
     xenium::michael_scott_queue, 3,s:   7,306,712 msg/sec
     xenium::michael_scott_queue, 3,i:   7,542,365 msg/sec
     xenium::michael_scott_queue, 4,s:   6,366,547 msg/sec
     xenium::michael_scott_queue, 4,i:   6,377,361 msg/sec
     xenium::michael_scott_queue, 5,s:   6,291,016 msg/sec
     xenium::michael_scott_queue, 5,i:   6,630,441 msg/sec
     xenium::michael_scott_queue, 6,s:   6,594,925 msg/sec
     xenium::michael_scott_queue, 6,i:   6,711,542 msg/sec
     xenium::michael_scott_queue, 7,s:   6,272,117 msg/sec
     xenium::michael_scott_queue, 7,i:   6,530,983 msg/sec
     xenium::michael_scott_queue, 8,s:   6,005,542 msg/sec
     xenium::michael_scott_queue, 8,i:   6,081,161 msg/sec
         xenium::ramalhete_queue, 1,s:  32,441,010 msg/sec
         xenium::ramalhete_queue, 1,i:  32,057,603 msg/sec
         xenium::ramalhete_queue, 2,s:  23,513,695 msg/sec
         xenium::ramalhete_queue, 2,i:  23,354,681 msg/sec
         xenium::ramalhete_queue, 3,s:  29,231,846 msg/sec
         xenium::ramalhete_queue, 3,i:  28,470,007 msg/sec
         xenium::ramalhete_queue, 4,s:  34,023,897 msg/sec
         xenium::ramalhete_queue, 4,i:  33,515,221 msg/sec
         xenium::ramalhete_queue, 5,s:  32,049,886 msg/sec
         xenium::ramalhete_queue, 5,i:  35,949,417 msg/sec
         xenium::ramalhete_queue, 6,s:  33,852,136 msg/sec
         xenium::ramalhete_queue, 6,i:  38,863,061 msg/sec
         xenium::ramalhete_queue, 7,s:  35,070,860 msg/sec
         xenium::ramalhete_queue, 7,i:  42,161,074 msg/sec
         xenium::ramalhete_queue, 8,s:  35,519,244 msg/sec
         xenium::ramalhete_queue, 8,i:  44,254,914 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,572,031 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,161,740 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  21,709,473 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,194,699 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,671,590 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,817,803 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,600,800 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,260,004 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,063,413 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,308,720 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,758,130 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,226,300 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,241,326 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,131,446 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,406,711 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,216,494 msg/sec
                     AtomicQueue, 1,s:  61,803,374 msg/sec
                     AtomicQueue, 1,i:  56,562,826 msg/sec
                     AtomicQueue, 2,s:  12,246,300 msg/sec
                     AtomicQueue, 2,i:  11,729,274 msg/sec
                     AtomicQueue, 3,s:  10,827,119 msg/sec
                     AtomicQueue, 3,i:   9,937,937 msg/sec
                     AtomicQueue, 4,s:   8,124,780 msg/sec
                     AtomicQueue, 4,i:   8,223,614 msg/sec
                     AtomicQueue, 5,s:   8,007,715 msg/sec
                     AtomicQueue, 5,i:   8,095,843 msg/sec
                     AtomicQueue, 6,s:   7,865,375 msg/sec
                     AtomicQueue, 6,i:   7,626,474 msg/sec
                     AtomicQueue, 7,s:   7,141,138 msg/sec
                     AtomicQueue, 7,i:   7,993,149 msg/sec
                     AtomicQueue, 8,s:   6,332,163 msg/sec
                     AtomicQueue, 8,i:   7,449,032 msg/sec
                    AtomicQueueB, 1,s:  43,041,501 msg/sec
                    AtomicQueueB, 1,i:  43,003,973 msg/sec
                    AtomicQueueB, 2,s:  11,879,976 msg/sec
                    AtomicQueueB, 2,i:  11,471,158 msg/sec
                    AtomicQueueB, 3,s:  11,079,744 msg/sec
                    AtomicQueueB, 3,i:  10,084,166 msg/sec
                    AtomicQueueB, 4,s:   8,049,167 msg/sec
                    AtomicQueueB, 4,i:   8,056,439 msg/sec
                    AtomicQueueB, 5,s:   7,633,627 msg/sec
                    AtomicQueueB, 5,i:   7,787,780 msg/sec
                    AtomicQueueB, 6,s:   7,321,932 msg/sec
                    AtomicQueueB, 6,i:   7,519,920 msg/sec
                    AtomicQueueB, 7,s:   6,859,155 msg/sec
                    AtomicQueueB, 7,i:   7,711,154 msg/sec
                    AtomicQueueB, 8,s:   6,260,400 msg/sec
                    AtomicQueueB, 8,i:   7,188,847 msg/sec
             OptimistAtomicQueue, 1,s: 699,403,898 msg/sec
             OptimistAtomicQueue, 1,i: 746,153,949 msg/sec
             OptimistAtomicQueue, 2,s:  31,954,248 msg/sec
             OptimistAtomicQueue, 2,i:  32,179,564 msg/sec
             OptimistAtomicQueue, 3,s:  36,624,540 msg/sec
             OptimistAtomicQueue, 3,i:  37,332,788 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,020 msg/sec
             OptimistAtomicQueue, 4,i:  39,379,618 msg/sec
             OptimistAtomicQueue, 5,s:  41,712,498 msg/sec
             OptimistAtomicQueue, 5,i:  46,295,377 msg/sec
             OptimistAtomicQueue, 6,s:  41,734,016 msg/sec
             OptimistAtomicQueue, 6,i:  50,357,877 msg/sec
             OptimistAtomicQueue, 7,s:  44,083,985 msg/sec
             OptimistAtomicQueue, 7,i:  49,515,299 msg/sec
             OptimistAtomicQueue, 8,s:  46,324,966 msg/sec
             OptimistAtomicQueue, 8,i:  49,461,251 msg/sec
            OptimistAtomicQueueB, 1,s: 464,865,738 msg/sec
            OptimistAtomicQueueB, 1,i:  91,297,205 msg/sec
            OptimistAtomicQueueB, 2,s:  32,231,751 msg/sec
            OptimistAtomicQueueB, 2,i:  31,962,995 msg/sec
            OptimistAtomicQueueB, 3,s:  36,236,444 msg/sec
            OptimistAtomicQueueB, 3,i:  36,807,896 msg/sec
            OptimistAtomicQueueB, 4,s:  38,628,262 msg/sec
            OptimistAtomicQueueB, 4,i:  38,523,758 msg/sec
            OptimistAtomicQueueB, 5,s:  41,113,754 msg/sec
            OptimistAtomicQueueB, 5,i:  45,381,209 msg/sec
            OptimistAtomicQueueB, 6,s:  41,054,466 msg/sec
            OptimistAtomicQueueB, 6,i:  49,110,248 msg/sec
            OptimistAtomicQueueB, 7,s:  42,093,315 msg/sec
            OptimistAtomicQueueB, 7,i:  50,764,638 msg/sec
            OptimistAtomicQueueB, 8,s:  44,550,320 msg/sec
            OptimistAtomicQueueB, 8,i:  47,671,593 msg/sec
                    AtomicQueue2, 1,s:  22,971,811 msg/sec
                    AtomicQueue2, 1,i:  22,929,415 msg/sec
                    AtomicQueue2, 2,s:  11,816,869 msg/sec
                    AtomicQueue2, 2,i:  11,436,412 msg/sec
                    AtomicQueue2, 3,s:   9,658,206 msg/sec
                    AtomicQueue2, 3,i:   9,380,797 msg/sec
                    AtomicQueue2, 4,s:   8,042,457 msg/sec
                    AtomicQueue2, 4,i:   8,062,442 msg/sec
                    AtomicQueue2, 5,s:   7,925,583 msg/sec
                    AtomicQueue2, 5,i:   8,008,939 msg/sec
                    AtomicQueue2, 6,s:   7,793,327 msg/sec
                    AtomicQueue2, 6,i:   7,530,661 msg/sec
                    AtomicQueue2, 7,s:   7,038,783 msg/sec
                    AtomicQueue2, 7,i:   7,911,984 msg/sec
                    AtomicQueue2, 8,s:   6,409,111 msg/sec
                    AtomicQueue2, 8,i:   7,370,914 msg/sec
                   AtomicQueueB2, 1,s:  36,125,296 msg/sec
                   AtomicQueueB2, 1,i:  33,292,933 msg/sec
                   AtomicQueueB2, 2,s:  11,467,708 msg/sec
                   AtomicQueueB2, 2,i:  11,121,741 msg/sec
                   AtomicQueueB2, 3,s:   9,695,580 msg/sec
                   AtomicQueueB2, 3,i:   9,576,139 msg/sec
                   AtomicQueueB2, 4,s:   7,965,841 msg/sec
                   AtomicQueueB2, 4,i:   7,900,107 msg/sec
                   AtomicQueueB2, 5,s:   7,655,957 msg/sec
                   AtomicQueueB2, 5,i:   7,738,480 msg/sec
                   AtomicQueueB2, 6,s:   7,248,833 msg/sec
                   AtomicQueueB2, 6,i:   7,479,302 msg/sec
                   AtomicQueueB2, 7,s:   6,928,875 msg/sec
                   AtomicQueueB2, 7,i:   7,671,196 msg/sec
                   AtomicQueueB2, 8,s:   6,256,189 msg/sec
                   AtomicQueueB2, 8,i:   7,068,591 msg/sec
            OptimistAtomicQueue2, 1,s: 404,321,468 msg/sec
            OptimistAtomicQueue2, 1,i: 436,993,176 msg/sec
            OptimistAtomicQueue2, 2,s:  26,164,299 msg/sec
            OptimistAtomicQueue2, 2,i:  25,229,864 msg/sec
            OptimistAtomicQueue2, 3,s:  30,353,066 msg/sec
            OptimistAtomicQueue2, 3,i:  29,996,553 msg/sec
            OptimistAtomicQueue2, 4,s:  33,563,067 msg/sec
            OptimistAtomicQueue2, 4,i:  33,403,613 msg/sec
            OptimistAtomicQueue2, 5,s:  37,274,284 msg/sec
            OptimistAtomicQueue2, 5,i:  41,459,258 msg/sec
            OptimistAtomicQueue2, 6,s:  39,956,517 msg/sec
            OptimistAtomicQueue2, 6,i:  49,212,405 msg/sec
            OptimistAtomicQueue2, 7,s:  43,136,405 msg/sec
            OptimistAtomicQueue2, 7,i:  51,680,330 msg/sec
            OptimistAtomicQueue2, 8,s:  43,833,666 msg/sec
            OptimistAtomicQueue2, 8,i:  48,729,268 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,974,898 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,878,751 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,016,334 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,716,555 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,363,956 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,962,415 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,135,065 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,270,589 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,516,236 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,039,699 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,203,100 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,451,884 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,329,004 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,157,568 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,262,308 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,248,705 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000241 sec/round-trip
                      std::mutex: 0.000000445 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[17] 458m:55s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,632,492 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,980,414 msg/sec
          boost::lockfree::queue, 1,s:   6,939,102 msg/sec
          boost::lockfree::queue, 1,i:   6,926,771 msg/sec
          boost::lockfree::queue, 2,s:   7,718,014 msg/sec
          boost::lockfree::queue, 2,i:   7,487,844 msg/sec
          boost::lockfree::queue, 3,s:   7,435,758 msg/sec
          boost::lockfree::queue, 3,i:   7,576,601 msg/sec
          boost::lockfree::queue, 4,s:   6,421,278 msg/sec
          boost::lockfree::queue, 4,i:   6,853,891 msg/sec
          boost::lockfree::queue, 5,s:   6,481,566 msg/sec
          boost::lockfree::queue, 5,i:   6,459,985 msg/sec
          boost::lockfree::queue, 6,s:   5,973,357 msg/sec
          boost::lockfree::queue, 6,i:   6,094,514 msg/sec
          boost::lockfree::queue, 7,s:   5,885,925 msg/sec
          boost::lockfree::queue, 7,i:   6,010,290 msg/sec
          boost::lockfree::queue, 8,s:   5,456,631 msg/sec
          boost::lockfree::queue, 8,i:   5,550,422 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  74,116,721 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  58,811,867 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,782,053 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,035,501 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,175,307 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,179,249 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,213,409 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,402,571 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,573,518 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,183,095 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,376,857 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,482,558 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,473,829 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  31,976,311 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,191,778 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,395,200 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,321,984 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,917,357 msg/sec
                pthread_spinlock, 1,s:  29,105,394 msg/sec
                pthread_spinlock, 1,i:  25,361,936 msg/sec
                pthread_spinlock, 2,s:  15,571,188 msg/sec
                pthread_spinlock, 2,i:  17,050,116 msg/sec
                pthread_spinlock, 3,s:   8,333,918 msg/sec
                pthread_spinlock, 3,i:  12,011,639 msg/sec
                pthread_spinlock, 4,s:   6,538,529 msg/sec
                pthread_spinlock, 4,i:   8,921,882 msg/sec
                pthread_spinlock, 5,s:   8,782,838 msg/sec
                pthread_spinlock, 5,i:   9,599,549 msg/sec
                pthread_spinlock, 6,s:   8,611,139 msg/sec
                pthread_spinlock, 6,i:   8,428,469 msg/sec
                pthread_spinlock, 7,s:   7,737,094 msg/sec
                pthread_spinlock, 7,i:   7,992,552 msg/sec
                pthread_spinlock, 8,s:   6,832,231 msg/sec
                pthread_spinlock, 8,i:   6,843,236 msg/sec
                      std::mutex, 1,s:   6,897,471 msg/sec
                      std::mutex, 1,i:   7,504,150 msg/sec
                      std::mutex, 2,s:   6,136,723 msg/sec
                      std::mutex, 2,i:   6,186,873 msg/sec
                      std::mutex, 3,s:   5,536,250 msg/sec
                      std::mutex, 3,i:   5,103,686 msg/sec
                      std::mutex, 4,s:   6,160,329 msg/sec
                      std::mutex, 4,i:   6,147,216 msg/sec
                      std::mutex, 5,s:   5,949,328 msg/sec
                      std::mutex, 5,i:   5,868,601 msg/sec
                      std::mutex, 6,s:   5,851,084 msg/sec
                      std::mutex, 6,i:   5,808,254 msg/sec
                      std::mutex, 7,s:   5,787,013 msg/sec
                      std::mutex, 7,i:   5,747,923 msg/sec
                      std::mutex, 8,s:   5,665,013 msg/sec
                      std::mutex, 8,i:   5,651,232 msg/sec
                 tbb::spin_mutex, 1,s:  37,821,492 msg/sec
                 tbb::spin_mutex, 1,i:  37,284,112 msg/sec
                 tbb::spin_mutex, 2,s:  21,192,165 msg/sec
                 tbb::spin_mutex, 2,i:  19,752,278 msg/sec
                 tbb::spin_mutex, 3,s:   7,371,174 msg/sec
                 tbb::spin_mutex, 3,i:  10,347,919 msg/sec
                 tbb::spin_mutex, 4,s:   3,191,408 msg/sec
                 tbb::spin_mutex, 4,i:   6,354,560 msg/sec
                 tbb::spin_mutex, 5,s:   5,468,586 msg/sec
                 tbb::spin_mutex, 5,i:   5,716,032 msg/sec
                 tbb::spin_mutex, 6,s:   5,301,855 msg/sec
                 tbb::spin_mutex, 6,i:   4,369,910 msg/sec
                 tbb::spin_mutex, 7,s:   4,652,835 msg/sec
                 tbb::spin_mutex, 7,i:   4,297,020 msg/sec
                 tbb::spin_mutex, 8,s:   4,259,198 msg/sec
                 tbb::spin_mutex, 8,i:   4,064,642 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,491,387 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,452,517 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,507,501 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,086,970 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,069,422 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,734,555 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,390,656 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,276,466 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,743,938 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,914,909 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,086,123 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,900,182 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,997,978 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,944,746 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,950,164 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,094,348 msg/sec
     xenium::michael_scott_queue, 1,s:  10,143,216 msg/sec
     xenium::michael_scott_queue, 1,i:   9,968,156 msg/sec
     xenium::michael_scott_queue, 2,s:   8,439,065 msg/sec
     xenium::michael_scott_queue, 2,i:   8,497,604 msg/sec
     xenium::michael_scott_queue, 3,s:   7,289,933 msg/sec
     xenium::michael_scott_queue, 3,i:   7,526,488 msg/sec
     xenium::michael_scott_queue, 4,s:   6,284,766 msg/sec
     xenium::michael_scott_queue, 4,i:   6,329,038 msg/sec
     xenium::michael_scott_queue, 5,s:   6,328,719 msg/sec
     xenium::michael_scott_queue, 5,i:   6,626,402 msg/sec
     xenium::michael_scott_queue, 6,s:   6,482,339 msg/sec
     xenium::michael_scott_queue, 6,i:   6,720,371 msg/sec
     xenium::michael_scott_queue, 7,s:   6,302,553 msg/sec
     xenium::michael_scott_queue, 7,i:   6,575,280 msg/sec
     xenium::michael_scott_queue, 8,s:   5,989,132 msg/sec
     xenium::michael_scott_queue, 8,i:   6,282,241 msg/sec
         xenium::ramalhete_queue, 1,s:  32,058,142 msg/sec
         xenium::ramalhete_queue, 1,i:  32,554,353 msg/sec
         xenium::ramalhete_queue, 2,s:  23,646,029 msg/sec
         xenium::ramalhete_queue, 2,i:  23,282,862 msg/sec
         xenium::ramalhete_queue, 3,s:  29,128,266 msg/sec
         xenium::ramalhete_queue, 3,i:  28,466,211 msg/sec
         xenium::ramalhete_queue, 4,s:  33,740,173 msg/sec
         xenium::ramalhete_queue, 4,i:  33,423,769 msg/sec
         xenium::ramalhete_queue, 5,s:  31,979,496 msg/sec
         xenium::ramalhete_queue, 5,i:  36,210,051 msg/sec
         xenium::ramalhete_queue, 6,s:  33,918,290 msg/sec
         xenium::ramalhete_queue, 6,i:  38,835,264 msg/sec
         xenium::ramalhete_queue, 7,s:  35,077,292 msg/sec
         xenium::ramalhete_queue, 7,i:  40,962,134 msg/sec
         xenium::ramalhete_queue, 8,s:  35,581,333 msg/sec
         xenium::ramalhete_queue, 8,i:  43,983,389 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,447,941 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,891,804 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,674,160 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,325,328 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,561,974 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,400,833 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,658,190 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,163,543 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,930,271 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,367,559 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,954,627 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,519,054 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,219,169 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,275,929 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,392,082 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,248,867 msg/sec
                     AtomicQueue, 1,s:  59,284,306 msg/sec
                     AtomicQueue, 1,i:  56,935,561 msg/sec
                     AtomicQueue, 2,s:  12,281,981 msg/sec
                     AtomicQueue, 2,i:  11,725,494 msg/sec
                     AtomicQueue, 3,s:  10,798,966 msg/sec
                     AtomicQueue, 3,i:   9,881,639 msg/sec
                     AtomicQueue, 4,s:   8,180,566 msg/sec
                     AtomicQueue, 4,i:   8,168,766 msg/sec
                     AtomicQueue, 5,s:   8,062,810 msg/sec
                     AtomicQueue, 5,i:   8,131,342 msg/sec
                     AtomicQueue, 6,s:   7,827,444 msg/sec
                     AtomicQueue, 6,i:   7,606,525 msg/sec
                     AtomicQueue, 7,s:   7,160,641 msg/sec
                     AtomicQueue, 7,i:   7,997,986 msg/sec
                     AtomicQueue, 8,s:   6,365,488 msg/sec
                     AtomicQueue, 8,i:   7,473,708 msg/sec
                    AtomicQueueB, 1,s:  44,022,362 msg/sec
                    AtomicQueueB, 1,i:  43,874,513 msg/sec
                    AtomicQueueB, 2,s:  11,815,212 msg/sec
                    AtomicQueueB, 2,i:  11,466,814 msg/sec
                    AtomicQueueB, 3,s:  10,979,926 msg/sec
                    AtomicQueueB, 3,i:  10,114,527 msg/sec
                    AtomicQueueB, 4,s:   8,047,656 msg/sec
                    AtomicQueueB, 4,i:   8,042,285 msg/sec
                    AtomicQueueB, 5,s:   7,626,621 msg/sec
                    AtomicQueueB, 5,i:   7,799,724 msg/sec
                    AtomicQueueB, 6,s:   7,288,584 msg/sec
                    AtomicQueueB, 6,i:   7,521,157 msg/sec
                    AtomicQueueB, 7,s:   6,871,608 msg/sec
                    AtomicQueueB, 7,i:   7,767,515 msg/sec
                    AtomicQueueB, 8,s:   6,255,305 msg/sec
                    AtomicQueueB, 8,i:   7,180,381 msg/sec
             OptimistAtomicQueue, 1,s: 689,923,171 msg/sec
             OptimistAtomicQueue, 1,i: 544,188,663 msg/sec
             OptimistAtomicQueue, 2,s:  32,653,250 msg/sec
             OptimistAtomicQueue, 2,i:  32,716,107 msg/sec
             OptimistAtomicQueue, 3,s:  36,670,901 msg/sec
             OptimistAtomicQueue, 3,i:  37,413,238 msg/sec
             OptimistAtomicQueue, 4,s:  39,292,297 msg/sec
             OptimistAtomicQueue, 4,i:  39,422,252 msg/sec
             OptimistAtomicQueue, 5,s:  42,247,824 msg/sec
             OptimistAtomicQueue, 5,i:  46,479,964 msg/sec
             OptimistAtomicQueue, 6,s:  42,668,169 msg/sec
             OptimistAtomicQueue, 6,i:  50,458,669 msg/sec
             OptimistAtomicQueue, 7,s:  45,061,111 msg/sec
             OptimistAtomicQueue, 7,i:  52,053,173 msg/sec
             OptimistAtomicQueue, 8,s:  46,286,578 msg/sec
             OptimistAtomicQueue, 8,i:  49,331,912 msg/sec
            OptimistAtomicQueueB, 1,s:  77,821,001 msg/sec
            OptimistAtomicQueueB, 1,i:  76,476,501 msg/sec
            OptimistAtomicQueueB, 2,s:  32,165,074 msg/sec
            OptimistAtomicQueueB, 2,i:  32,214,889 msg/sec
            OptimistAtomicQueueB, 3,s:  36,263,786 msg/sec
            OptimistAtomicQueueB, 3,i:  36,967,213 msg/sec
            OptimistAtomicQueueB, 4,s:  38,693,227 msg/sec
            OptimistAtomicQueueB, 4,i:  38,619,574 msg/sec
            OptimistAtomicQueueB, 5,s:  41,244,122 msg/sec
            OptimistAtomicQueueB, 5,i:  46,062,263 msg/sec
            OptimistAtomicQueueB, 6,s:  41,107,658 msg/sec
            OptimistAtomicQueueB, 6,i:  48,647,784 msg/sec
            OptimistAtomicQueueB, 7,s:  42,324,603 msg/sec
            OptimistAtomicQueueB, 7,i:  51,555,596 msg/sec
            OptimistAtomicQueueB, 8,s:  44,476,677 msg/sec
            OptimistAtomicQueueB, 8,i:  47,843,691 msg/sec
                    AtomicQueue2, 1,s:  22,830,944 msg/sec
                    AtomicQueue2, 1,i:  22,850,307 msg/sec
                    AtomicQueue2, 2,s:  12,015,892 msg/sec
                    AtomicQueue2, 2,i:  11,618,168 msg/sec
                    AtomicQueue2, 3,s:   9,402,904 msg/sec
                    AtomicQueue2, 3,i:   9,511,550 msg/sec
                    AtomicQueue2, 4,s:   8,026,931 msg/sec
                    AtomicQueue2, 4,i:   8,028,105 msg/sec
                    AtomicQueue2, 5,s:   7,887,216 msg/sec
                    AtomicQueue2, 5,i:   8,028,168 msg/sec
                    AtomicQueue2, 6,s:   7,704,380 msg/sec
                    AtomicQueue2, 6,i:   7,515,172 msg/sec
                    AtomicQueue2, 7,s:   7,140,567 msg/sec
                    AtomicQueue2, 7,i:   7,894,563 msg/sec
                    AtomicQueue2, 8,s:   6,372,090 msg/sec
                    AtomicQueue2, 8,i:   7,371,648 msg/sec
                   AtomicQueueB2, 1,s:  36,342,360 msg/sec
                   AtomicQueueB2, 1,i:  34,460,614 msg/sec
                   AtomicQueueB2, 2,s:  11,417,327 msg/sec
                   AtomicQueueB2, 2,i:  11,160,044 msg/sec
                   AtomicQueueB2, 3,s:   9,742,162 msg/sec
                   AtomicQueueB2, 3,i:   9,498,929 msg/sec
                   AtomicQueueB2, 4,s:   7,949,338 msg/sec
                   AtomicQueueB2, 4,i:   7,839,262 msg/sec
                   AtomicQueueB2, 5,s:   7,515,419 msg/sec
                   AtomicQueueB2, 5,i:   7,694,942 msg/sec
                   AtomicQueueB2, 6,s:   7,249,216 msg/sec
                   AtomicQueueB2, 6,i:   7,410,438 msg/sec
                   AtomicQueueB2, 7,s:   6,887,024 msg/sec
                   AtomicQueueB2, 7,i:   7,717,325 msg/sec
                   AtomicQueueB2, 8,s:   6,259,738 msg/sec
                   AtomicQueueB2, 8,i:   7,102,596 msg/sec
            OptimistAtomicQueue2, 1,s: 453,830,774 msg/sec
            OptimistAtomicQueue2, 1,i: 156,811,120 msg/sec
            OptimistAtomicQueue2, 2,s:  27,462,567 msg/sec
            OptimistAtomicQueue2, 2,i:  24,019,052 msg/sec
            OptimistAtomicQueue2, 3,s:  30,401,848 msg/sec
            OptimistAtomicQueue2, 3,i:  29,995,083 msg/sec
            OptimistAtomicQueue2, 4,s:  35,529,020 msg/sec
            OptimistAtomicQueue2, 4,i:  33,260,737 msg/sec
            OptimistAtomicQueue2, 5,s:  37,139,768 msg/sec
            OptimistAtomicQueue2, 5,i:  40,351,464 msg/sec
            OptimistAtomicQueue2, 6,s:  40,462,212 msg/sec
            OptimistAtomicQueue2, 6,i:  49,347,248 msg/sec
            OptimistAtomicQueue2, 7,s:  43,347,937 msg/sec
            OptimistAtomicQueue2, 7,i:  51,628,576 msg/sec
            OptimistAtomicQueue2, 8,s:  44,060,774 msg/sec
            OptimistAtomicQueue2, 8,i:  48,774,633 msg/sec
           OptimistAtomicQueueB2, 1,s:  72,232,918 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,937,493 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,203,343 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,169,472 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,697,515 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,150,396 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,299,725 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,223,420 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,504,753 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,285,440 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,952,868 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,273,565 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,357,120 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,569,561 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,592,037 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,950,110 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000137 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000302 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000254 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[18] 457m:36s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  74,171,556 msg/sec
     boost::lockfree::spsc_queue, 1,i:  74,033,237 msg/sec
          boost::lockfree::queue, 1,s:   6,936,639 msg/sec
          boost::lockfree::queue, 1,i:   6,926,959 msg/sec
          boost::lockfree::queue, 2,s:   7,678,074 msg/sec
          boost::lockfree::queue, 2,i:   7,554,504 msg/sec
          boost::lockfree::queue, 3,s:   7,399,791 msg/sec
          boost::lockfree::queue, 3,i:   7,595,085 msg/sec
          boost::lockfree::queue, 4,s:   6,423,674 msg/sec
          boost::lockfree::queue, 4,i:   6,792,641 msg/sec
          boost::lockfree::queue, 5,s:   6,383,303 msg/sec
          boost::lockfree::queue, 5,i:   6,456,050 msg/sec
          boost::lockfree::queue, 6,s:   5,984,417 msg/sec
          boost::lockfree::queue, 6,i:   6,122,941 msg/sec
          boost::lockfree::queue, 7,s:   5,915,146 msg/sec
          boost::lockfree::queue, 7,i:   5,940,152 msg/sec
          boost::lockfree::queue, 8,s:   5,439,245 msg/sec
          boost::lockfree::queue, 8,i:   5,557,156 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 453,093,444 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 446,990,152 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,975,464 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,050,421 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,790,780 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,732,797 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,448,780 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,709,147 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,544,327 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,405,854 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,278,985 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,422,184 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,387,086 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,861,824 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,215,937 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  66,347,129 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,288,577 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  36,877,315 msg/sec
                pthread_spinlock, 1,s:  28,893,736 msg/sec
                pthread_spinlock, 1,i:  29,110,465 msg/sec
                pthread_spinlock, 2,s:  16,264,094 msg/sec
                pthread_spinlock, 2,i:  18,240,134 msg/sec
                pthread_spinlock, 3,s:   8,379,454 msg/sec
                pthread_spinlock, 3,i:  12,189,653 msg/sec
                pthread_spinlock, 4,s:   6,510,569 msg/sec
                pthread_spinlock, 4,i:   9,248,344 msg/sec
                pthread_spinlock, 5,s:   8,660,991 msg/sec
                pthread_spinlock, 5,i:   9,049,054 msg/sec
                pthread_spinlock, 6,s:   8,260,895 msg/sec
                pthread_spinlock, 6,i:   8,929,651 msg/sec
                pthread_spinlock, 7,s:   7,672,036 msg/sec
                pthread_spinlock, 7,i:   7,937,929 msg/sec
                pthread_spinlock, 8,s:   6,628,726 msg/sec
                pthread_spinlock, 8,i:   6,938,323 msg/sec
                      std::mutex, 1,s:   7,395,156 msg/sec
                      std::mutex, 1,i:   7,271,761 msg/sec
                      std::mutex, 2,s:   5,639,038 msg/sec
                      std::mutex, 2,i:   6,096,900 msg/sec
                      std::mutex, 3,s:   6,046,373 msg/sec
                      std::mutex, 3,i:   6,005,996 msg/sec
                      std::mutex, 4,s:   6,303,124 msg/sec
                      std::mutex, 4,i:   6,288,937 msg/sec
                      std::mutex, 5,s:   6,140,791 msg/sec
                      std::mutex, 5,i:   5,736,633 msg/sec
                      std::mutex, 6,s:   5,951,928 msg/sec
                      std::mutex, 6,i:   5,907,686 msg/sec
                      std::mutex, 7,s:   5,842,335 msg/sec
                      std::mutex, 7,i:   5,808,460 msg/sec
                      std::mutex, 8,s:   5,690,431 msg/sec
                      std::mutex, 8,i:   5,702,742 msg/sec
                 tbb::spin_mutex, 1,s:  37,517,491 msg/sec
                 tbb::spin_mutex, 1,i:  33,095,094 msg/sec
                 tbb::spin_mutex, 2,s:  21,052,718 msg/sec
                 tbb::spin_mutex, 2,i:  18,337,876 msg/sec
                 tbb::spin_mutex, 3,s:   8,078,185 msg/sec
                 tbb::spin_mutex, 3,i:  11,086,848 msg/sec
                 tbb::spin_mutex, 4,s:   3,220,062 msg/sec
                 tbb::spin_mutex, 4,i:   6,495,310 msg/sec
                 tbb::spin_mutex, 5,s:   5,254,542 msg/sec
                 tbb::spin_mutex, 5,i:   5,723,404 msg/sec
                 tbb::spin_mutex, 6,s:   5,315,994 msg/sec
                 tbb::spin_mutex, 6,i:   4,412,026 msg/sec
                 tbb::spin_mutex, 7,s:   4,867,677 msg/sec
                 tbb::spin_mutex, 7,i:   4,349,310 msg/sec
                 tbb::spin_mutex, 8,s:   4,253,306 msg/sec
                 tbb::spin_mutex, 8,i:   4,188,023 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,188,571 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,202,943 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,842,439 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,829,718 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,352,637 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,504,624 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,108,733 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,514,889 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,602,902 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,568,850 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,730,623 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,665,820 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,862,270 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,793,234 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,053,343 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,064,865 msg/sec
     xenium::michael_scott_queue, 1,s:   9,187,059 msg/sec
     xenium::michael_scott_queue, 1,i:   9,025,973 msg/sec
     xenium::michael_scott_queue, 2,s:   8,414,295 msg/sec
     xenium::michael_scott_queue, 2,i:   8,484,128 msg/sec
     xenium::michael_scott_queue, 3,s:   7,297,471 msg/sec
     xenium::michael_scott_queue, 3,i:   7,556,971 msg/sec
     xenium::michael_scott_queue, 4,s:   6,372,830 msg/sec
     xenium::michael_scott_queue, 4,i:   6,316,072 msg/sec
     xenium::michael_scott_queue, 5,s:   6,294,352 msg/sec
     xenium::michael_scott_queue, 5,i:   6,658,121 msg/sec
     xenium::michael_scott_queue, 6,s:   6,569,415 msg/sec
     xenium::michael_scott_queue, 6,i:   6,685,393 msg/sec
     xenium::michael_scott_queue, 7,s:   6,322,144 msg/sec
     xenium::michael_scott_queue, 7,i:   6,690,161 msg/sec
     xenium::michael_scott_queue, 8,s:   6,024,214 msg/sec
     xenium::michael_scott_queue, 8,i:   6,255,945 msg/sec
         xenium::ramalhete_queue, 1,s:  30,967,406 msg/sec
         xenium::ramalhete_queue, 1,i:  32,652,430 msg/sec
         xenium::ramalhete_queue, 2,s:  23,752,071 msg/sec
         xenium::ramalhete_queue, 2,i:  23,340,818 msg/sec
         xenium::ramalhete_queue, 3,s:  29,211,998 msg/sec
         xenium::ramalhete_queue, 3,i:  28,445,572 msg/sec
         xenium::ramalhete_queue, 4,s:  33,797,085 msg/sec
         xenium::ramalhete_queue, 4,i:  33,482,930 msg/sec
         xenium::ramalhete_queue, 5,s:  31,986,421 msg/sec
         xenium::ramalhete_queue, 5,i:  36,113,196 msg/sec
         xenium::ramalhete_queue, 6,s:  33,949,171 msg/sec
         xenium::ramalhete_queue, 6,i:  39,054,667 msg/sec
         xenium::ramalhete_queue, 7,s:  35,195,553 msg/sec
         xenium::ramalhete_queue, 7,i:  42,324,101 msg/sec
         xenium::ramalhete_queue, 8,s:  35,536,958 msg/sec
         xenium::ramalhete_queue, 8,i:  43,902,692 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,264,611 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,722,929 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,413,287 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,209,454 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,764,350 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,994,045 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,581,795 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,320,371 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,028,827 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,337,916 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,871,824 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,305,617 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,246,100 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,268,119 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,431,279 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,536,072 msg/sec
                     AtomicQueue, 1,s:  57,836,414 msg/sec
                     AtomicQueue, 1,i:  56,893,234 msg/sec
                     AtomicQueue, 2,s:  12,307,347 msg/sec
                     AtomicQueue, 2,i:  11,750,774 msg/sec
                     AtomicQueue, 3,s:  10,796,115 msg/sec
                     AtomicQueue, 3,i:   9,914,312 msg/sec
                     AtomicQueue, 4,s:   8,226,169 msg/sec
                     AtomicQueue, 4,i:   8,205,194 msg/sec
                     AtomicQueue, 5,s:   8,028,122 msg/sec
                     AtomicQueue, 5,i:   8,131,882 msg/sec
                     AtomicQueue, 6,s:   7,981,619 msg/sec
                     AtomicQueue, 6,i:   7,615,818 msg/sec
                     AtomicQueue, 7,s:   7,102,789 msg/sec
                     AtomicQueue, 7,i:   8,002,309 msg/sec
                     AtomicQueue, 8,s:   6,350,451 msg/sec
                     AtomicQueue, 8,i:   7,471,985 msg/sec
                    AtomicQueueB, 1,s: 226,651,932 msg/sec
                    AtomicQueueB, 1,i:  44,711,762 msg/sec
                    AtomicQueueB, 2,s:  11,810,663 msg/sec
                    AtomicQueueB, 2,i:  11,490,194 msg/sec
                    AtomicQueueB, 3,s:  10,952,397 msg/sec
                    AtomicQueueB, 3,i:  10,175,687 msg/sec
                    AtomicQueueB, 4,s:   8,052,123 msg/sec
                    AtomicQueueB, 4,i:   8,059,676 msg/sec
                    AtomicQueueB, 5,s:   7,692,612 msg/sec
                    AtomicQueueB, 5,i:   7,865,330 msg/sec
                    AtomicQueueB, 6,s:   7,387,829 msg/sec
                    AtomicQueueB, 6,i:   7,539,618 msg/sec
                    AtomicQueueB, 7,s:   6,868,841 msg/sec
                    AtomicQueueB, 7,i:   7,571,122 msg/sec
                    AtomicQueueB, 8,s:   6,236,792 msg/sec
                    AtomicQueueB, 8,i:   7,198,944 msg/sec
             OptimistAtomicQueue, 1,s: 818,591,858 msg/sec
             OptimistAtomicQueue, 1,i: 665,556,739 msg/sec
             OptimistAtomicQueue, 2,s:  32,638,639 msg/sec
             OptimistAtomicQueue, 2,i:  32,684,553 msg/sec
             OptimistAtomicQueue, 3,s:  36,659,584 msg/sec
             OptimistAtomicQueue, 3,i:  37,359,041 msg/sec
             OptimistAtomicQueue, 4,s:  39,280,644 msg/sec
             OptimistAtomicQueue, 4,i:  39,384,136 msg/sec
             OptimistAtomicQueue, 5,s:  41,586,557 msg/sec
             OptimistAtomicQueue, 5,i:  47,199,359 msg/sec
             OptimistAtomicQueue, 6,s:  42,048,321 msg/sec
             OptimistAtomicQueue, 6,i:  50,519,048 msg/sec
             OptimistAtomicQueue, 7,s:  44,462,484 msg/sec
             OptimistAtomicQueue, 7,i:  53,071,003 msg/sec
             OptimistAtomicQueue, 8,s:  46,478,908 msg/sec
             OptimistAtomicQueue, 8,i:  48,854,741 msg/sec
            OptimistAtomicQueueB, 1,s: 103,979,422 msg/sec
            OptimistAtomicQueueB, 1,i:  77,777,220 msg/sec
            OptimistAtomicQueueB, 2,s:  32,310,106 msg/sec
            OptimistAtomicQueueB, 2,i:  32,418,909 msg/sec
            OptimistAtomicQueueB, 3,s:  36,252,185 msg/sec
            OptimistAtomicQueueB, 3,i:  36,895,072 msg/sec
            OptimistAtomicQueueB, 4,s:  38,708,464 msg/sec
            OptimistAtomicQueueB, 4,i:  38,595,767 msg/sec
            OptimistAtomicQueueB, 5,s:  40,411,832 msg/sec
            OptimistAtomicQueueB, 5,i:  45,881,820 msg/sec
            OptimistAtomicQueueB, 6,s:  41,243,401 msg/sec
            OptimistAtomicQueueB, 6,i:  48,786,913 msg/sec
            OptimistAtomicQueueB, 7,s:  42,576,034 msg/sec
            OptimistAtomicQueueB, 7,i:  48,110,597 msg/sec
            OptimistAtomicQueueB, 8,s:  44,388,299 msg/sec
            OptimistAtomicQueueB, 8,i:  48,084,639 msg/sec
                    AtomicQueue2, 1,s:  23,349,948 msg/sec
                    AtomicQueue2, 1,i:  23,077,268 msg/sec
                    AtomicQueue2, 2,s:  11,863,917 msg/sec
                    AtomicQueue2, 2,i:  11,437,378 msg/sec
                    AtomicQueue2, 3,s:   9,740,869 msg/sec
                    AtomicQueue2, 3,i:   9,455,454 msg/sec
                    AtomicQueue2, 4,s:   8,002,159 msg/sec
                    AtomicQueue2, 4,i:   8,031,564 msg/sec
                    AtomicQueue2, 5,s:   7,934,348 msg/sec
                    AtomicQueue2, 5,i:   8,061,202 msg/sec
                    AtomicQueue2, 6,s:   7,815,536 msg/sec
                    AtomicQueue2, 6,i:   7,538,713 msg/sec
                    AtomicQueue2, 7,s:   7,103,448 msg/sec
                    AtomicQueue2, 7,i:   7,881,188 msg/sec
                    AtomicQueue2, 8,s:   6,389,811 msg/sec
                    AtomicQueue2, 8,i:   7,352,684 msg/sec
                   AtomicQueueB2, 1,s:  35,957,114 msg/sec
                   AtomicQueueB2, 1,i:  32,621,409 msg/sec
                   AtomicQueueB2, 2,s:  11,466,384 msg/sec
                   AtomicQueueB2, 2,i:  11,121,778 msg/sec
                   AtomicQueueB2, 3,s:   9,577,995 msg/sec
                   AtomicQueueB2, 3,i:   9,577,353 msg/sec
                   AtomicQueueB2, 4,s:   7,908,661 msg/sec
                   AtomicQueueB2, 4,i:   7,807,692 msg/sec
                   AtomicQueueB2, 5,s:   7,493,154 msg/sec
                   AtomicQueueB2, 5,i:   7,706,079 msg/sec
                   AtomicQueueB2, 6,s:   7,301,651 msg/sec
                   AtomicQueueB2, 6,i:   7,447,856 msg/sec
                   AtomicQueueB2, 7,s:   6,798,709 msg/sec
                   AtomicQueueB2, 7,i:   7,678,225 msg/sec
                   AtomicQueueB2, 8,s:   6,286,875 msg/sec
                   AtomicQueueB2, 8,i:   7,086,148 msg/sec
            OptimistAtomicQueue2, 1,s:  31,940,950 msg/sec
            OptimistAtomicQueue2, 1,i:  29,481,683 msg/sec
            OptimistAtomicQueue2, 2,s:  29,236,878 msg/sec
            OptimistAtomicQueue2, 2,i:  25,392,531 msg/sec
            OptimistAtomicQueue2, 3,s:  30,344,609 msg/sec
            OptimistAtomicQueue2, 3,i:  30,110,016 msg/sec
            OptimistAtomicQueue2, 4,s:  33,264,350 msg/sec
            OptimistAtomicQueue2, 4,i:  33,207,466 msg/sec
            OptimistAtomicQueue2, 5,s:  37,352,578 msg/sec
            OptimistAtomicQueue2, 5,i:  42,729,291 msg/sec
            OptimistAtomicQueue2, 6,s:  40,210,973 msg/sec
            OptimistAtomicQueue2, 6,i:  49,281,725 msg/sec
            OptimistAtomicQueue2, 7,s:  42,704,960 msg/sec
            OptimistAtomicQueue2, 7,i:  51,445,150 msg/sec
            OptimistAtomicQueue2, 8,s:  43,933,544 msg/sec
            OptimistAtomicQueue2, 8,i:  48,412,936 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,565,116 msg/sec
           OptimistAtomicQueueB2, 1,i:  34,142,302 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,804,960 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,224,836 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,704,685 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,261,315 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,200,715 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,040,319 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,795,019 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,620,323 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,636,786 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,311,029 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,737,326 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,257,107 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,496,142 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,895,238 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000223 sec/round-trip
                pthread_spinlock: 0.000000237 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000185 sec/round-trip
                     AtomicQueue: 0.000000169 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[19] 456m:17s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,103,849 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,223,139 msg/sec
          boost::lockfree::queue, 1,s:   8,176,300 msg/sec
          boost::lockfree::queue, 1,i:   7,593,262 msg/sec
          boost::lockfree::queue, 2,s:   7,688,339 msg/sec
          boost::lockfree::queue, 2,i:   7,496,070 msg/sec
          boost::lockfree::queue, 3,s:   7,372,524 msg/sec
          boost::lockfree::queue, 3,i:   7,590,628 msg/sec
          boost::lockfree::queue, 4,s:   6,427,845 msg/sec
          boost::lockfree::queue, 4,i:   6,829,979 msg/sec
          boost::lockfree::queue, 5,s:   6,409,267 msg/sec
          boost::lockfree::queue, 5,i:   6,486,323 msg/sec
          boost::lockfree::queue, 6,s:   6,014,718 msg/sec
          boost::lockfree::queue, 6,i:   6,107,359 msg/sec
          boost::lockfree::queue, 7,s:   5,933,394 msg/sec
          boost::lockfree::queue, 7,i:   5,898,831 msg/sec
          boost::lockfree::queue, 8,s:   5,439,806 msg/sec
          boost::lockfree::queue, 8,i:   5,530,178 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 185,623,850 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  79,396,236 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,252,880 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,764,568 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,091,953 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,846,076 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,874,723 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,582,429 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  40,713,725 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,126,529 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,397,347 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,895,077 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,384,366 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,191,816 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,223,879 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,183,222 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,164,777 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,843,188 msg/sec
                pthread_spinlock, 1,s:  29,205,928 msg/sec
                pthread_spinlock, 1,i:  25,443,271 msg/sec
                pthread_spinlock, 2,s:  15,492,685 msg/sec
                pthread_spinlock, 2,i:  17,166,539 msg/sec
                pthread_spinlock, 3,s:   8,320,213 msg/sec
                pthread_spinlock, 3,i:  12,037,452 msg/sec
                pthread_spinlock, 4,s:   6,498,858 msg/sec
                pthread_spinlock, 4,i:   8,973,456 msg/sec
                pthread_spinlock, 5,s:   8,692,568 msg/sec
                pthread_spinlock, 5,i:   9,229,607 msg/sec
                pthread_spinlock, 6,s:   8,319,226 msg/sec
                pthread_spinlock, 6,i:   8,675,582 msg/sec
                pthread_spinlock, 7,s:   7,542,252 msg/sec
                pthread_spinlock, 7,i:   7,709,575 msg/sec
                pthread_spinlock, 8,s:   6,870,658 msg/sec
                pthread_spinlock, 8,i:   7,406,336 msg/sec
                      std::mutex, 1,s:   5,790,218 msg/sec
                      std::mutex, 1,i:   6,720,249 msg/sec
                      std::mutex, 2,s:   5,258,831 msg/sec
                      std::mutex, 2,i:   5,495,682 msg/sec
                      std::mutex, 3,s:   6,225,051 msg/sec
                      std::mutex, 3,i:   6,321,125 msg/sec
                      std::mutex, 4,s:   6,626,173 msg/sec
                      std::mutex, 4,i:   6,707,446 msg/sec
                      std::mutex, 5,s:   6,450,281 msg/sec
                      std::mutex, 5,i:   6,097,656 msg/sec
                      std::mutex, 6,s:   6,383,368 msg/sec
                      std::mutex, 6,i:   6,361,516 msg/sec
                      std::mutex, 7,s:   6,166,803 msg/sec
                      std::mutex, 7,i:   6,226,809 msg/sec
                      std::mutex, 8,s:   6,027,499 msg/sec
                      std::mutex, 8,i:   6,045,929 msg/sec
                 tbb::spin_mutex, 1,s:  37,746,300 msg/sec
                 tbb::spin_mutex, 1,i:  33,022,289 msg/sec
                 tbb::spin_mutex, 2,s:  20,830,258 msg/sec
                 tbb::spin_mutex, 2,i:  18,155,423 msg/sec
                 tbb::spin_mutex, 3,s:   8,932,617 msg/sec
                 tbb::spin_mutex, 3,i:  10,404,604 msg/sec
                 tbb::spin_mutex, 4,s:   3,437,403 msg/sec
                 tbb::spin_mutex, 4,i:   6,458,685 msg/sec
                 tbb::spin_mutex, 5,s:   5,556,357 msg/sec
                 tbb::spin_mutex, 5,i:   5,774,335 msg/sec
                 tbb::spin_mutex, 6,s:   5,356,464 msg/sec
                 tbb::spin_mutex, 6,i:   4,386,619 msg/sec
                 tbb::spin_mutex, 7,s:   4,852,734 msg/sec
                 tbb::spin_mutex, 7,i:   4,338,621 msg/sec
                 tbb::spin_mutex, 8,s:   4,255,246 msg/sec
                 tbb::spin_mutex, 8,i:   4,056,221 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,413,352 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,727,556 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,611,507 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,353,196 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,125,896 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,930,773 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,441,553 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,270,267 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,657,486 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,873,700 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,084,054 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,932,305 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,958,263 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,917,609 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,993,628 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,105,172 msg/sec
     xenium::michael_scott_queue, 1,s:   9,287,586 msg/sec
     xenium::michael_scott_queue, 1,i:   9,262,303 msg/sec
     xenium::michael_scott_queue, 2,s:   8,573,055 msg/sec
     xenium::michael_scott_queue, 2,i:   8,683,388 msg/sec
     xenium::michael_scott_queue, 3,s:   7,102,674 msg/sec
     xenium::michael_scott_queue, 3,i:   7,702,336 msg/sec
     xenium::michael_scott_queue, 4,s:   6,294,278 msg/sec
     xenium::michael_scott_queue, 4,i:   6,357,212 msg/sec
     xenium::michael_scott_queue, 5,s:   6,294,924 msg/sec
     xenium::michael_scott_queue, 5,i:   6,669,614 msg/sec
     xenium::michael_scott_queue, 6,s:   6,483,383 msg/sec
     xenium::michael_scott_queue, 6,i:   6,978,184 msg/sec
     xenium::michael_scott_queue, 7,s:   6,297,694 msg/sec
     xenium::michael_scott_queue, 7,i:   6,638,116 msg/sec
     xenium::michael_scott_queue, 8,s:   6,029,044 msg/sec
     xenium::michael_scott_queue, 8,i:   6,138,743 msg/sec
         xenium::ramalhete_queue, 1,s:  31,559,734 msg/sec
         xenium::ramalhete_queue, 1,i:  32,100,054 msg/sec
         xenium::ramalhete_queue, 2,s:  24,410,529 msg/sec
         xenium::ramalhete_queue, 2,i:  23,332,714 msg/sec
         xenium::ramalhete_queue, 3,s:  29,304,980 msg/sec
         xenium::ramalhete_queue, 3,i:  28,593,718 msg/sec
         xenium::ramalhete_queue, 4,s:  33,986,843 msg/sec
         xenium::ramalhete_queue, 4,i:  33,534,924 msg/sec
         xenium::ramalhete_queue, 5,s:  32,085,954 msg/sec
         xenium::ramalhete_queue, 5,i:  35,940,004 msg/sec
         xenium::ramalhete_queue, 6,s:  34,066,737 msg/sec
         xenium::ramalhete_queue, 6,i:  38,733,577 msg/sec
         xenium::ramalhete_queue, 7,s:  35,240,394 msg/sec
         xenium::ramalhete_queue, 7,i:  40,924,974 msg/sec
         xenium::ramalhete_queue, 8,s:  35,597,938 msg/sec
         xenium::ramalhete_queue, 8,i:  44,187,771 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,203,338 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,962,229 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,605,225 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,232,139 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,613,956 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,984,432 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,548,055 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,172,453 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,000,939 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,397,261 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,864,916 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,303,360 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,174,250 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,084,412 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,412,919 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,225,784 msg/sec
                     AtomicQueue, 1,s: 197,930,723 msg/sec
                     AtomicQueue, 1,i: 263,374,034 msg/sec
                     AtomicQueue, 2,s:  12,250,334 msg/sec
                     AtomicQueue, 2,i:  11,729,943 msg/sec
                     AtomicQueue, 3,s:  10,643,061 msg/sec
                     AtomicQueue, 3,i:   9,903,160 msg/sec
                     AtomicQueue, 4,s:   8,222,347 msg/sec
                     AtomicQueue, 4,i:   8,210,671 msg/sec
                     AtomicQueue, 5,s:   8,029,103 msg/sec
                     AtomicQueue, 5,i:   8,129,930 msg/sec
                     AtomicQueue, 6,s:   7,899,301 msg/sec
                     AtomicQueue, 6,i:   7,615,491 msg/sec
                     AtomicQueue, 7,s:   7,099,097 msg/sec
                     AtomicQueue, 7,i:   7,975,011 msg/sec
                     AtomicQueue, 8,s:   6,299,203 msg/sec
                     AtomicQueue, 8,i:   7,403,900 msg/sec
                    AtomicQueueB, 1,s:  44,127,415 msg/sec
                    AtomicQueueB, 1,i:  43,008,034 msg/sec
                    AtomicQueueB, 2,s:  11,902,538 msg/sec
                    AtomicQueueB, 2,i:  11,518,417 msg/sec
                    AtomicQueueB, 3,s:  10,990,454 msg/sec
                    AtomicQueueB, 3,i:  10,119,080 msg/sec
                    AtomicQueueB, 4,s:   8,084,765 msg/sec
                    AtomicQueueB, 4,i:   8,027,704 msg/sec
                    AtomicQueueB, 5,s:   7,662,050 msg/sec
                    AtomicQueueB, 5,i:   7,828,100 msg/sec
                    AtomicQueueB, 6,s:   7,412,688 msg/sec
                    AtomicQueueB, 6,i:   7,496,739 msg/sec
                    AtomicQueueB, 7,s:   6,863,545 msg/sec
                    AtomicQueueB, 7,i:   7,732,336 msg/sec
                    AtomicQueueB, 8,s:   6,246,257 msg/sec
                    AtomicQueueB, 8,i:   6,991,291 msg/sec
             OptimistAtomicQueue, 1,s: 769,184,174 msg/sec
             OptimistAtomicQueue, 1,i: 653,771,567 msg/sec
             OptimistAtomicQueue, 2,s:  32,163,260 msg/sec
             OptimistAtomicQueue, 2,i:  32,197,607 msg/sec
             OptimistAtomicQueue, 3,s:  36,653,313 msg/sec
             OptimistAtomicQueue, 3,i:  37,335,919 msg/sec
             OptimistAtomicQueue, 4,s:  39,282,932 msg/sec
             OptimistAtomicQueue, 4,i:  39,375,931 msg/sec
             OptimistAtomicQueue, 5,s:  41,767,659 msg/sec
             OptimistAtomicQueue, 5,i:  46,353,274 msg/sec
             OptimistAtomicQueue, 6,s:  42,147,497 msg/sec
             OptimistAtomicQueue, 6,i:  49,827,883 msg/sec
             OptimistAtomicQueue, 7,s:  45,207,545 msg/sec
             OptimistAtomicQueue, 7,i:  52,928,502 msg/sec
             OptimistAtomicQueue, 8,s:  46,370,757 msg/sec
             OptimistAtomicQueue, 8,i:  48,640,890 msg/sec
            OptimistAtomicQueueB, 1,s: 138,879,601 msg/sec
            OptimistAtomicQueueB, 1,i:  76,448,652 msg/sec
            OptimistAtomicQueueB, 2,s:  32,158,509 msg/sec
            OptimistAtomicQueueB, 2,i:  32,365,640 msg/sec
            OptimistAtomicQueueB, 3,s:  36,188,583 msg/sec
            OptimistAtomicQueueB, 3,i:  36,839,528 msg/sec
            OptimistAtomicQueueB, 4,s:  38,644,333 msg/sec
            OptimistAtomicQueueB, 4,i:  38,609,398 msg/sec
            OptimistAtomicQueueB, 5,s:  40,734,778 msg/sec
            OptimistAtomicQueueB, 5,i:  45,530,051 msg/sec
            OptimistAtomicQueueB, 6,s:  40,380,574 msg/sec
            OptimistAtomicQueueB, 6,i:  49,145,660 msg/sec
            OptimistAtomicQueueB, 7,s:  41,931,588 msg/sec
            OptimistAtomicQueueB, 7,i:  48,038,382 msg/sec
            OptimistAtomicQueueB, 8,s:  44,446,273 msg/sec
            OptimistAtomicQueueB, 8,i:  47,678,286 msg/sec
                    AtomicQueue2, 1,s:  22,894,484 msg/sec
                    AtomicQueue2, 1,i:  22,878,574 msg/sec
                    AtomicQueue2, 2,s:  11,669,271 msg/sec
                    AtomicQueue2, 2,i:  11,372,943 msg/sec
                    AtomicQueue2, 3,s:   9,421,494 msg/sec
                    AtomicQueue2, 3,i:   9,364,927 msg/sec
                    AtomicQueue2, 4,s:   8,017,166 msg/sec
                    AtomicQueue2, 4,i:   8,029,918 msg/sec
                    AtomicQueue2, 5,s:   7,872,896 msg/sec
                    AtomicQueue2, 5,i:   7,994,621 msg/sec
                    AtomicQueue2, 6,s:   7,695,880 msg/sec
                    AtomicQueue2, 6,i:   7,558,196 msg/sec
                    AtomicQueue2, 7,s:   7,107,451 msg/sec
                    AtomicQueue2, 7,i:   7,890,533 msg/sec
                    AtomicQueue2, 8,s:   6,386,414 msg/sec
                    AtomicQueue2, 8,i:   7,366,829 msg/sec
                   AtomicQueueB2, 1,s:  35,328,517 msg/sec
                   AtomicQueueB2, 1,i:  36,260,765 msg/sec
                   AtomicQueueB2, 2,s:  11,495,314 msg/sec
                   AtomicQueueB2, 2,i:  11,101,520 msg/sec
                   AtomicQueueB2, 3,s:   9,649,205 msg/sec
                   AtomicQueueB2, 3,i:   9,581,860 msg/sec
                   AtomicQueueB2, 4,s:   7,925,638 msg/sec
                   AtomicQueueB2, 4,i:   7,732,241 msg/sec
                   AtomicQueueB2, 5,s:   7,477,693 msg/sec
                   AtomicQueueB2, 5,i:   7,681,104 msg/sec
                   AtomicQueueB2, 6,s:   7,258,131 msg/sec
                   AtomicQueueB2, 6,i:   7,420,543 msg/sec
                   AtomicQueueB2, 7,s:   6,839,521 msg/sec
                   AtomicQueueB2, 7,i:   7,683,755 msg/sec
                   AtomicQueueB2, 8,s:   6,290,931 msg/sec
                   AtomicQueueB2, 8,i:   7,089,030 msg/sec
            OptimistAtomicQueue2, 1,s: 445,404,042 msg/sec
            OptimistAtomicQueue2, 1,i:  29,407,481 msg/sec
            OptimistAtomicQueue2, 2,s:  24,262,384 msg/sec
            OptimistAtomicQueue2, 2,i:  24,019,936 msg/sec
            OptimistAtomicQueue2, 3,s:  30,327,085 msg/sec
            OptimistAtomicQueue2, 3,i:  29,958,896 msg/sec
            OptimistAtomicQueue2, 4,s:  33,217,544 msg/sec
            OptimistAtomicQueue2, 4,i:  33,010,874 msg/sec
            OptimistAtomicQueue2, 5,s:  36,955,047 msg/sec
            OptimistAtomicQueue2, 5,i:  40,006,880 msg/sec
            OptimistAtomicQueue2, 6,s:  40,460,708 msg/sec
            OptimistAtomicQueue2, 6,i:  49,227,113 msg/sec
            OptimistAtomicQueue2, 7,s:  42,694,805 msg/sec
            OptimistAtomicQueue2, 7,i:  48,105,113 msg/sec
            OptimistAtomicQueue2, 8,s:  44,008,785 msg/sec
            OptimistAtomicQueue2, 8,i:  48,200,436 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,743,422 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,868,546 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,180,780 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,234,775 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,733,511 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,866,529 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,219,757 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,051,148 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,504,474 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,226,999 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,504,686 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,422,177 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,095,950 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,533,559 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,928,039 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,174,070 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000311 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000115 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000226 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000268 sec/round-trip
     xenium::michael_scott_queue: 0.000000362 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[20] 454m:58s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,871,706 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,942,301 msg/sec
          boost::lockfree::queue, 1,s:   6,903,346 msg/sec
          boost::lockfree::queue, 1,i:   6,904,513 msg/sec
          boost::lockfree::queue, 2,s:   7,627,464 msg/sec
          boost::lockfree::queue, 2,i:   7,573,395 msg/sec
          boost::lockfree::queue, 3,s:   7,416,355 msg/sec
          boost::lockfree::queue, 3,i:   7,514,143 msg/sec
          boost::lockfree::queue, 4,s:   6,426,996 msg/sec
          boost::lockfree::queue, 4,i:   6,750,029 msg/sec
          boost::lockfree::queue, 5,s:   6,430,477 msg/sec
          boost::lockfree::queue, 5,i:   6,509,016 msg/sec
          boost::lockfree::queue, 6,s:   5,963,654 msg/sec
          boost::lockfree::queue, 6,i:   6,130,977 msg/sec
          boost::lockfree::queue, 7,s:   6,009,616 msg/sec
          boost::lockfree::queue, 7,i:   5,941,763 msg/sec
          boost::lockfree::queue, 8,s:   5,474,945 msg/sec
          boost::lockfree::queue, 8,i:   5,589,163 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 466,763,029 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 136,808,113 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,286,322 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,616,504 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,667,917 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,631,513 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,805,960 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,682,001 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,144,244 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,073,900 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,430,765 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,589,863 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,055,641 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,444,952 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,940,538 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,465,925 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,199,721 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,676,829 msg/sec
                pthread_spinlock, 1,s:  29,097,300 msg/sec
                pthread_spinlock, 1,i:  25,240,065 msg/sec
                pthread_spinlock, 2,s:  16,616,909 msg/sec
                pthread_spinlock, 2,i:  17,118,449 msg/sec
                pthread_spinlock, 3,s:   8,361,083 msg/sec
                pthread_spinlock, 3,i:  12,124,870 msg/sec
                pthread_spinlock, 4,s:   6,531,358 msg/sec
                pthread_spinlock, 4,i:   8,696,948 msg/sec
                pthread_spinlock, 5,s:   8,555,487 msg/sec
                pthread_spinlock, 5,i:   9,095,929 msg/sec
                pthread_spinlock, 6,s:   8,333,176 msg/sec
                pthread_spinlock, 6,i:   8,419,601 msg/sec
                pthread_spinlock, 7,s:   7,515,459 msg/sec
                pthread_spinlock, 7,i:   7,430,956 msg/sec
                pthread_spinlock, 8,s:   6,725,622 msg/sec
                pthread_spinlock, 8,i:   7,404,318 msg/sec
                      std::mutex, 1,s:   7,727,987 msg/sec
                      std::mutex, 1,i:   7,762,593 msg/sec
                      std::mutex, 2,s:   6,110,823 msg/sec
                      std::mutex, 2,i:   6,055,382 msg/sec
                      std::mutex, 3,s:   6,192,704 msg/sec
                      std::mutex, 3,i:   5,667,216 msg/sec
                      std::mutex, 4,s:   5,254,266 msg/sec
                      std::mutex, 4,i:   6,389,050 msg/sec
                      std::mutex, 5,s:   6,150,575 msg/sec
                      std::mutex, 5,i:   5,820,471 msg/sec
                      std::mutex, 6,s:   6,163,726 msg/sec
                      std::mutex, 6,i:   6,056,743 msg/sec
                      std::mutex, 7,s:   5,968,171 msg/sec
                      std::mutex, 7,i:   5,934,778 msg/sec
                      std::mutex, 8,s:   5,766,443 msg/sec
                      std::mutex, 8,i:   5,798,457 msg/sec
                 tbb::spin_mutex, 1,s:  37,696,539 msg/sec
                 tbb::spin_mutex, 1,i:  33,058,872 msg/sec
                 tbb::spin_mutex, 2,s:  21,172,803 msg/sec
                 tbb::spin_mutex, 2,i:  18,277,060 msg/sec
                 tbb::spin_mutex, 3,s:   7,394,022 msg/sec
                 tbb::spin_mutex, 3,i:  10,280,318 msg/sec
                 tbb::spin_mutex, 4,s:   3,106,408 msg/sec
                 tbb::spin_mutex, 4,i:   6,315,336 msg/sec
                 tbb::spin_mutex, 5,s:   5,427,507 msg/sec
                 tbb::spin_mutex, 5,i:   5,722,123 msg/sec
                 tbb::spin_mutex, 6,s:   5,359,100 msg/sec
                 tbb::spin_mutex, 6,i:   4,365,190 msg/sec
                 tbb::spin_mutex, 7,s:   4,867,259 msg/sec
                 tbb::spin_mutex, 7,i:   4,330,870 msg/sec
                 tbb::spin_mutex, 8,s:   4,239,305 msg/sec
                 tbb::spin_mutex, 8,i:   4,159,494 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,465,669 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,147,479 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,067,484 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,645,191 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,065,664 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,733,599 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,311,730 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,216,125 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,596,323 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,187,641 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,956,338 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,503,012 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,966,145 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,596,775 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,059,587 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,674,192 msg/sec
     xenium::michael_scott_queue, 1,s:   9,324,537 msg/sec
     xenium::michael_scott_queue, 1,i:   9,363,177 msg/sec
     xenium::michael_scott_queue, 2,s:   8,339,463 msg/sec
     xenium::michael_scott_queue, 2,i:   8,451,398 msg/sec
     xenium::michael_scott_queue, 3,s:   7,423,081 msg/sec
     xenium::michael_scott_queue, 3,i:   7,583,581 msg/sec
     xenium::michael_scott_queue, 4,s:   6,331,015 msg/sec
     xenium::michael_scott_queue, 4,i:   6,332,767 msg/sec
     xenium::michael_scott_queue, 5,s:   6,284,155 msg/sec
     xenium::michael_scott_queue, 5,i:   6,794,589 msg/sec
     xenium::michael_scott_queue, 6,s:   6,482,297 msg/sec
     xenium::michael_scott_queue, 6,i:   6,643,135 msg/sec
     xenium::michael_scott_queue, 7,s:   6,312,918 msg/sec
     xenium::michael_scott_queue, 7,i:   6,590,708 msg/sec
     xenium::michael_scott_queue, 8,s:   6,019,288 msg/sec
     xenium::michael_scott_queue, 8,i:   6,277,347 msg/sec
         xenium::ramalhete_queue, 1,s:  32,009,836 msg/sec
         xenium::ramalhete_queue, 1,i:  31,641,779 msg/sec
         xenium::ramalhete_queue, 2,s:  24,454,613 msg/sec
         xenium::ramalhete_queue, 2,i:  23,271,021 msg/sec
         xenium::ramalhete_queue, 3,s:  29,233,373 msg/sec
         xenium::ramalhete_queue, 3,i:  28,490,115 msg/sec
         xenium::ramalhete_queue, 4,s:  33,863,552 msg/sec
         xenium::ramalhete_queue, 4,i:  33,465,494 msg/sec
         xenium::ramalhete_queue, 5,s:  32,135,158 msg/sec
         xenium::ramalhete_queue, 5,i:  36,097,198 msg/sec
         xenium::ramalhete_queue, 6,s:  34,082,304 msg/sec
         xenium::ramalhete_queue, 6,i:  39,563,768 msg/sec
         xenium::ramalhete_queue, 7,s:  35,100,183 msg/sec
         xenium::ramalhete_queue, 7,i:  41,004,610 msg/sec
         xenium::ramalhete_queue, 8,s:  35,573,013 msg/sec
         xenium::ramalhete_queue, 8,i:  43,912,572 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,278,134 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 100,437,162 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,645,904 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,160,443 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,509,301 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,556,771 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,655,513 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,488,889 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,170,619 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,233,250 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,850,982 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,612,501 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,243,861 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,968,625 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,399,804 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,340,015 msg/sec
                     AtomicQueue, 1,s:  57,822,882 msg/sec
                     AtomicQueue, 1,i:  56,489,807 msg/sec
                     AtomicQueue, 2,s:  12,444,207 msg/sec
                     AtomicQueue, 2,i:  11,738,558 msg/sec
                     AtomicQueue, 3,s:  10,738,123 msg/sec
                     AtomicQueue, 3,i:   9,944,285 msg/sec
                     AtomicQueue, 4,s:   8,178,182 msg/sec
                     AtomicQueue, 4,i:   8,226,105 msg/sec
                     AtomicQueue, 5,s:   8,035,761 msg/sec
                     AtomicQueue, 5,i:   8,147,021 msg/sec
                     AtomicQueue, 6,s:   7,925,699 msg/sec
                     AtomicQueue, 6,i:   7,596,547 msg/sec
                     AtomicQueue, 7,s:   7,145,883 msg/sec
                     AtomicQueue, 7,i:   7,988,041 msg/sec
                     AtomicQueue, 8,s:   6,331,216 msg/sec
                     AtomicQueue, 8,i:   7,442,565 msg/sec
                    AtomicQueueB, 1,s:  45,449,230 msg/sec
                    AtomicQueueB, 1,i:  43,045,455 msg/sec
                    AtomicQueueB, 2,s:  12,026,968 msg/sec
                    AtomicQueueB, 2,i:  11,505,385 msg/sec
                    AtomicQueueB, 3,s:  10,999,004 msg/sec
                    AtomicQueueB, 3,i:  10,161,768 msg/sec
                    AtomicQueueB, 4,s:   8,094,163 msg/sec
                    AtomicQueueB, 4,i:   7,999,185 msg/sec
                    AtomicQueueB, 5,s:   7,609,304 msg/sec
                    AtomicQueueB, 5,i:   7,878,213 msg/sec
                    AtomicQueueB, 6,s:   7,416,331 msg/sec
                    AtomicQueueB, 6,i:   7,534,890 msg/sec
                    AtomicQueueB, 7,s:   6,865,119 msg/sec
                    AtomicQueueB, 7,i:   7,718,083 msg/sec
                    AtomicQueueB, 8,s:   6,271,624 msg/sec
                    AtomicQueueB, 8,i:   7,122,612 msg/sec
             OptimistAtomicQueue, 1,s: 793,001,287 msg/sec
             OptimistAtomicQueue, 1,i: 612,253,363 msg/sec
             OptimistAtomicQueue, 2,s:  32,648,625 msg/sec
             OptimistAtomicQueue, 2,i:  32,678,628 msg/sec
             OptimistAtomicQueue, 3,s:  36,644,815 msg/sec
             OptimistAtomicQueue, 3,i:  37,263,347 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,697 msg/sec
             OptimistAtomicQueue, 4,i:  39,372,900 msg/sec
             OptimistAtomicQueue, 5,s:  42,347,051 msg/sec
             OptimistAtomicQueue, 5,i:  47,044,180 msg/sec
             OptimistAtomicQueue, 6,s:  41,977,627 msg/sec
             OptimistAtomicQueue, 6,i:  49,808,999 msg/sec
             OptimistAtomicQueue, 7,s:  45,237,758 msg/sec
             OptimistAtomicQueue, 7,i:  53,010,121 msg/sec
             OptimistAtomicQueue, 8,s:  46,269,554 msg/sec
             OptimistAtomicQueue, 8,i:  48,607,362 msg/sec
            OptimistAtomicQueueB, 1,s: 231,316,507 msg/sec
            OptimistAtomicQueueB, 1,i: 210,670,569 msg/sec
            OptimistAtomicQueueB, 2,s:  32,171,531 msg/sec
            OptimistAtomicQueueB, 2,i:  32,377,454 msg/sec
            OptimistAtomicQueueB, 3,s:  36,277,549 msg/sec
            OptimistAtomicQueueB, 3,i:  36,774,835 msg/sec
            OptimistAtomicQueueB, 4,s:  38,760,203 msg/sec
            OptimistAtomicQueueB, 4,i:  38,563,462 msg/sec
            OptimistAtomicQueueB, 5,s:  41,087,538 msg/sec
            OptimistAtomicQueueB, 5,i:  45,282,761 msg/sec
            OptimistAtomicQueueB, 6,s:  41,303,750 msg/sec
            OptimistAtomicQueueB, 6,i:  49,214,328 msg/sec
            OptimistAtomicQueueB, 7,s:  41,826,343 msg/sec
            OptimistAtomicQueueB, 7,i:  51,526,500 msg/sec
            OptimistAtomicQueueB, 8,s:  44,689,613 msg/sec
            OptimistAtomicQueueB, 8,i:  47,937,457 msg/sec
                    AtomicQueue2, 1,s:  22,836,422 msg/sec
                    AtomicQueue2, 1,i:  22,864,664 msg/sec
                    AtomicQueue2, 2,s:  11,826,310 msg/sec
                    AtomicQueue2, 2,i:  11,397,003 msg/sec
                    AtomicQueue2, 3,s:   9,318,903 msg/sec
                    AtomicQueue2, 3,i:   9,574,769 msg/sec
                    AtomicQueue2, 4,s:   8,054,124 msg/sec
                    AtomicQueue2, 4,i:   8,035,844 msg/sec
                    AtomicQueue2, 5,s:   7,970,463 msg/sec
                    AtomicQueue2, 5,i:   8,067,059 msg/sec
                    AtomicQueue2, 6,s:   7,656,382 msg/sec
                    AtomicQueue2, 6,i:   7,497,654 msg/sec
                    AtomicQueue2, 7,s:   7,142,694 msg/sec
                    AtomicQueue2, 7,i:   7,858,616 msg/sec
                    AtomicQueue2, 8,s:   6,376,685 msg/sec
                    AtomicQueue2, 8,i:   7,302,131 msg/sec
                   AtomicQueueB2, 1,s:  35,961,933 msg/sec
                   AtomicQueueB2, 1,i:  32,611,113 msg/sec
                   AtomicQueueB2, 2,s:  11,422,907 msg/sec
                   AtomicQueueB2, 2,i:  11,122,171 msg/sec
                   AtomicQueueB2, 3,s:   9,654,430 msg/sec
                   AtomicQueueB2, 3,i:   9,506,924 msg/sec
                   AtomicQueueB2, 4,s:   7,945,924 msg/sec
                   AtomicQueueB2, 4,i:   7,779,355 msg/sec
                   AtomicQueueB2, 5,s:   7,551,712 msg/sec
                   AtomicQueueB2, 5,i:   7,728,311 msg/sec
                   AtomicQueueB2, 6,s:   7,173,138 msg/sec
                   AtomicQueueB2, 6,i:   7,399,493 msg/sec
                   AtomicQueueB2, 7,s:   6,901,184 msg/sec
                   AtomicQueueB2, 7,i:   7,702,794 msg/sec
                   AtomicQueueB2, 8,s:   6,358,318 msg/sec
                   AtomicQueueB2, 8,i:   6,962,826 msg/sec
            OptimistAtomicQueue2, 1,s: 436,982,864 msg/sec
            OptimistAtomicQueue2, 1,i:  29,540,987 msg/sec
            OptimistAtomicQueue2, 2,s:  24,273,894 msg/sec
            OptimistAtomicQueue2, 2,i:  24,105,341 msg/sec
            OptimistAtomicQueue2, 3,s:  30,318,268 msg/sec
            OptimistAtomicQueue2, 3,i:  30,017,429 msg/sec
            OptimistAtomicQueue2, 4,s:  33,270,765 msg/sec
            OptimistAtomicQueue2, 4,i:  33,128,256 msg/sec
            OptimistAtomicQueue2, 5,s:  37,137,765 msg/sec
            OptimistAtomicQueue2, 5,i:  41,006,973 msg/sec
            OptimistAtomicQueue2, 6,s:  40,225,577 msg/sec
            OptimistAtomicQueue2, 6,i:  49,320,030 msg/sec
            OptimistAtomicQueue2, 7,s:  42,744,121 msg/sec
            OptimistAtomicQueue2, 7,i:  51,446,319 msg/sec
            OptimistAtomicQueue2, 8,s:  44,112,001 msg/sec
            OptimistAtomicQueue2, 8,i:  48,757,254 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,533,152 msg/sec
           OptimistAtomicQueueB2, 1,i:  38,128,161 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,941,060 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,123,376 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,645,667 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,170,724 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,329,619 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,641,706 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,457,562 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,213,671 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,704,437 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,256,545 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,810,487 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,155,598 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,928,272 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,261,959 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000329 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000149 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000248 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000175 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[21] 453m:39s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,745,494 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,738,497 msg/sec
          boost::lockfree::queue, 1,s:   7,875,686 msg/sec
          boost::lockfree::queue, 1,i:   6,935,779 msg/sec
          boost::lockfree::queue, 2,s:   7,692,423 msg/sec
          boost::lockfree::queue, 2,i:   7,514,665 msg/sec
          boost::lockfree::queue, 3,s:   7,411,242 msg/sec
          boost::lockfree::queue, 3,i:   7,525,902 msg/sec
          boost::lockfree::queue, 4,s:   6,420,496 msg/sec
          boost::lockfree::queue, 4,i:   6,767,850 msg/sec
          boost::lockfree::queue, 5,s:   6,398,810 msg/sec
          boost::lockfree::queue, 5,i:   6,421,875 msg/sec
          boost::lockfree::queue, 6,s:   5,974,598 msg/sec
          boost::lockfree::queue, 6,i:   6,157,446 msg/sec
          boost::lockfree::queue, 7,s:   6,015,160 msg/sec
          boost::lockfree::queue, 7,i:   6,076,128 msg/sec
          boost::lockfree::queue, 8,s:   5,369,525 msg/sec
          boost::lockfree::queue, 8,i:   5,567,923 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 396,759,467 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  73,775,212 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,077,071 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,864,391 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,751,050 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,663,082 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,569,409 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,968,845 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,581,377 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,051,452 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,077,515 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,722,518 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,199,277 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,572,902 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,946,395 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,667,323 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,103,715 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,184,124 msg/sec
                pthread_spinlock, 1,s:  28,948,977 msg/sec
                pthread_spinlock, 1,i:  25,361,768 msg/sec
                pthread_spinlock, 2,s:  16,086,124 msg/sec
                pthread_spinlock, 2,i:  17,098,004 msg/sec
                pthread_spinlock, 3,s:   8,309,498 msg/sec
                pthread_spinlock, 3,i:  12,002,425 msg/sec
                pthread_spinlock, 4,s:   6,504,696 msg/sec
                pthread_spinlock, 4,i:   8,847,621 msg/sec
                pthread_spinlock, 5,s:   8,565,523 msg/sec
                pthread_spinlock, 5,i:   9,052,370 msg/sec
                pthread_spinlock, 6,s:   8,309,020 msg/sec
                pthread_spinlock, 6,i:   8,434,537 msg/sec
                pthread_spinlock, 7,s:   7,707,165 msg/sec
                pthread_spinlock, 7,i:   7,959,316 msg/sec
                pthread_spinlock, 8,s:   6,829,032 msg/sec
                pthread_spinlock, 8,i:   6,808,407 msg/sec
                      std::mutex, 1,s:   5,871,284 msg/sec
                      std::mutex, 1,i:   5,947,568 msg/sec
                      std::mutex, 2,s:   6,037,559 msg/sec
                      std::mutex, 2,i:   6,246,824 msg/sec
                      std::mutex, 3,s:   6,153,959 msg/sec
                      std::mutex, 3,i:   6,243,234 msg/sec
                      std::mutex, 4,s:   6,272,624 msg/sec
                      std::mutex, 4,i:   6,324,916 msg/sec
                      std::mutex, 5,s:   6,065,313 msg/sec
                      std::mutex, 5,i:   6,168,621 msg/sec
                      std::mutex, 6,s:   6,053,529 msg/sec
                      std::mutex, 6,i:   6,082,457 msg/sec
                      std::mutex, 7,s:   5,946,724 msg/sec
                      std::mutex, 7,i:   5,943,965 msg/sec
                      std::mutex, 8,s:   5,788,157 msg/sec
                      std::mutex, 8,i:   5,762,766 msg/sec
                 tbb::spin_mutex, 1,s:  37,698,422 msg/sec
                 tbb::spin_mutex, 1,i:  33,000,087 msg/sec
                 tbb::spin_mutex, 2,s:  21,219,027 msg/sec
                 tbb::spin_mutex, 2,i:  18,360,438 msg/sec
                 tbb::spin_mutex, 3,s:   8,411,672 msg/sec
                 tbb::spin_mutex, 3,i:  10,851,375 msg/sec
                 tbb::spin_mutex, 4,s:   3,202,128 msg/sec
                 tbb::spin_mutex, 4,i:   6,286,646 msg/sec
                 tbb::spin_mutex, 5,s:   5,414,060 msg/sec
                 tbb::spin_mutex, 5,i:   5,687,596 msg/sec
                 tbb::spin_mutex, 6,s:   5,279,544 msg/sec
                 tbb::spin_mutex, 6,i:   4,315,093 msg/sec
                 tbb::spin_mutex, 7,s:   4,840,019 msg/sec
                 tbb::spin_mutex, 7,i:   4,338,709 msg/sec
                 tbb::spin_mutex, 8,s:   3,933,783 msg/sec
                 tbb::spin_mutex, 8,i:   4,058,422 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,841,020 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,823,446 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,781,922 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,326,615 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,367,458 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,711,697 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,167,561 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,530,677 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,563,444 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,615,460 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,784,891 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,614,077 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,873,037 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,717,252 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,114,917 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,090,054 msg/sec
     xenium::michael_scott_queue, 1,s:   9,423,165 msg/sec
     xenium::michael_scott_queue, 1,i:   9,372,916 msg/sec
     xenium::michael_scott_queue, 2,s:   8,399,202 msg/sec
     xenium::michael_scott_queue, 2,i:   8,548,173 msg/sec
     xenium::michael_scott_queue, 3,s:   7,224,393 msg/sec
     xenium::michael_scott_queue, 3,i:   7,533,005 msg/sec
     xenium::michael_scott_queue, 4,s:   6,284,127 msg/sec
     xenium::michael_scott_queue, 4,i:   6,400,263 msg/sec
     xenium::michael_scott_queue, 5,s:   6,338,056 msg/sec
     xenium::michael_scott_queue, 5,i:   6,728,238 msg/sec
     xenium::michael_scott_queue, 6,s:   6,550,116 msg/sec
     xenium::michael_scott_queue, 6,i:   6,766,148 msg/sec
     xenium::michael_scott_queue, 7,s:   6,371,402 msg/sec
     xenium::michael_scott_queue, 7,i:   6,528,376 msg/sec
     xenium::michael_scott_queue, 8,s:   5,986,305 msg/sec
     xenium::michael_scott_queue, 8,i:   6,253,812 msg/sec
         xenium::ramalhete_queue, 1,s:  32,284,268 msg/sec
         xenium::ramalhete_queue, 1,i:  31,635,456 msg/sec
         xenium::ramalhete_queue, 2,s:  23,440,871 msg/sec
         xenium::ramalhete_queue, 2,i:  23,269,580 msg/sec
         xenium::ramalhete_queue, 3,s:  29,141,530 msg/sec
         xenium::ramalhete_queue, 3,i:  28,469,919 msg/sec
         xenium::ramalhete_queue, 4,s:  33,869,132 msg/sec
         xenium::ramalhete_queue, 4,i:  33,468,129 msg/sec
         xenium::ramalhete_queue, 5,s:  32,151,458 msg/sec
         xenium::ramalhete_queue, 5,i:  36,135,705 msg/sec
         xenium::ramalhete_queue, 6,s:  33,978,662 msg/sec
         xenium::ramalhete_queue, 6,i:  39,732,704 msg/sec
         xenium::ramalhete_queue, 7,s:  34,925,560 msg/sec
         xenium::ramalhete_queue, 7,i:  41,071,226 msg/sec
         xenium::ramalhete_queue, 8,s:  35,476,827 msg/sec
         xenium::ramalhete_queue, 8,i:  43,857,255 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,746,661 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  98,038,970 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,905,855 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,600,121 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,745,329 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,578,765 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,594,343 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,249,085 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,007,949 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,348,362 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,987,059 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,441,824 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,180,395 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,327,960 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,485,105 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,215,549 msg/sec
                     AtomicQueue, 1,s:  61,497,386 msg/sec
                     AtomicQueue, 1,i:  57,328,310 msg/sec
                     AtomicQueue, 2,s:  12,196,994 msg/sec
                     AtomicQueue, 2,i:  11,733,869 msg/sec
                     AtomicQueue, 3,s:  10,818,421 msg/sec
                     AtomicQueue, 3,i:  10,022,543 msg/sec
                     AtomicQueue, 4,s:   8,212,140 msg/sec
                     AtomicQueue, 4,i:   8,154,861 msg/sec
                     AtomicQueue, 5,s:   8,044,594 msg/sec
                     AtomicQueue, 5,i:   8,046,607 msg/sec
                     AtomicQueue, 6,s:   7,783,114 msg/sec
                     AtomicQueue, 6,i:   7,616,769 msg/sec
                     AtomicQueue, 7,s:   7,114,813 msg/sec
                     AtomicQueue, 7,i:   7,974,035 msg/sec
                     AtomicQueue, 8,s:   6,338,071 msg/sec
                     AtomicQueue, 8,i:   7,278,028 msg/sec
                    AtomicQueueB, 1,s:  43,821,402 msg/sec
                    AtomicQueueB, 1,i:  43,053,591 msg/sec
                    AtomicQueueB, 2,s:  11,741,856 msg/sec
                    AtomicQueueB, 2,i:  11,428,269 msg/sec
                    AtomicQueueB, 3,s:  10,943,810 msg/sec
                    AtomicQueueB, 3,i:  10,022,659 msg/sec
                    AtomicQueueB, 4,s:   8,061,488 msg/sec
                    AtomicQueueB, 4,i:   7,992,009 msg/sec
                    AtomicQueueB, 5,s:   7,656,590 msg/sec
                    AtomicQueueB, 5,i:   7,901,660 msg/sec
                    AtomicQueueB, 6,s:   7,306,096 msg/sec
                    AtomicQueueB, 6,i:   7,518,246 msg/sec
                    AtomicQueueB, 7,s:   6,849,543 msg/sec
                    AtomicQueueB, 7,i:   7,739,013 msg/sec
                    AtomicQueueB, 8,s:   6,224,139 msg/sec
                    AtomicQueueB, 8,i:   7,150,761 msg/sec
             OptimistAtomicQueue, 1,s: 806,612,447 msg/sec
             OptimistAtomicQueue, 1,i: 543,408,267 msg/sec
             OptimistAtomicQueue, 2,s:  32,637,414 msg/sec
             OptimistAtomicQueue, 2,i:  32,751,185 msg/sec
             OptimistAtomicQueue, 3,s:  36,693,045 msg/sec
             OptimistAtomicQueue, 3,i:  37,501,064 msg/sec
             OptimistAtomicQueue, 4,s:  39,267,859 msg/sec
             OptimistAtomicQueue, 4,i:  39,344,138 msg/sec
             OptimistAtomicQueue, 5,s:  41,656,250 msg/sec
             OptimistAtomicQueue, 5,i:  46,325,786 msg/sec
             OptimistAtomicQueue, 6,s:  42,618,636 msg/sec
             OptimistAtomicQueue, 6,i:  50,491,593 msg/sec
             OptimistAtomicQueue, 7,s:  44,383,454 msg/sec
             OptimistAtomicQueue, 7,i:  52,877,427 msg/sec
             OptimistAtomicQueue, 8,s:  46,450,797 msg/sec
             OptimistAtomicQueue, 8,i:  48,608,616 msg/sec
            OptimistAtomicQueueB, 1,s:  77,024,997 msg/sec
            OptimistAtomicQueueB, 1,i:  75,798,531 msg/sec
            OptimistAtomicQueueB, 2,s:  32,223,443 msg/sec
            OptimistAtomicQueueB, 2,i:  32,066,389 msg/sec
            OptimistAtomicQueueB, 3,s:  36,137,056 msg/sec
            OptimistAtomicQueueB, 3,i:  36,694,928 msg/sec
            OptimistAtomicQueueB, 4,s:  38,540,276 msg/sec
            OptimistAtomicQueueB, 4,i:  38,501,336 msg/sec
            OptimistAtomicQueueB, 5,s:  41,037,722 msg/sec
            OptimistAtomicQueueB, 5,i:  45,436,850 msg/sec
            OptimistAtomicQueueB, 6,s:  41,385,972 msg/sec
            OptimistAtomicQueueB, 6,i:  49,111,528 msg/sec
            OptimistAtomicQueueB, 7,s:  42,187,795 msg/sec
            OptimistAtomicQueueB, 7,i:  48,102,318 msg/sec
            OptimistAtomicQueueB, 8,s:  44,416,223 msg/sec
            OptimistAtomicQueueB, 8,i:  48,077,610 msg/sec
                    AtomicQueue2, 1,s:  22,932,300 msg/sec
                    AtomicQueue2, 1,i:  22,910,044 msg/sec
                    AtomicQueue2, 2,s:  11,665,635 msg/sec
                    AtomicQueue2, 2,i:  11,401,186 msg/sec
                    AtomicQueue2, 3,s:   9,348,064 msg/sec
                    AtomicQueue2, 3,i:   9,307,571 msg/sec
                    AtomicQueue2, 4,s:   8,032,939 msg/sec
                    AtomicQueue2, 4,i:   8,059,135 msg/sec
                    AtomicQueue2, 5,s:   7,947,414 msg/sec
                    AtomicQueue2, 5,i:   8,059,590 msg/sec
                    AtomicQueue2, 6,s:   7,695,975 msg/sec
                    AtomicQueue2, 6,i:   7,538,685 msg/sec
                    AtomicQueue2, 7,s:   7,163,782 msg/sec
                    AtomicQueue2, 7,i:   7,888,961 msg/sec
                    AtomicQueue2, 8,s:   6,389,477 msg/sec
                    AtomicQueue2, 8,i:   7,317,276 msg/sec
                   AtomicQueueB2, 1,s:  36,295,590 msg/sec
                   AtomicQueueB2, 1,i:  32,655,909 msg/sec
                   AtomicQueueB2, 2,s:  11,497,106 msg/sec
                   AtomicQueueB2, 2,i:  11,142,209 msg/sec
                   AtomicQueueB2, 3,s:   9,697,338 msg/sec
                   AtomicQueueB2, 3,i:   9,570,374 msg/sec
                   AtomicQueueB2, 4,s:   7,956,125 msg/sec
                   AtomicQueueB2, 4,i:   7,741,900 msg/sec
                   AtomicQueueB2, 5,s:   7,598,494 msg/sec
                   AtomicQueueB2, 5,i:   7,687,118 msg/sec
                   AtomicQueueB2, 6,s:   7,283,511 msg/sec
                   AtomicQueueB2, 6,i:   7,490,157 msg/sec
                   AtomicQueueB2, 7,s:   6,880,005 msg/sec
                   AtomicQueueB2, 7,i:   7,699,196 msg/sec
                   AtomicQueueB2, 8,s:   6,260,305 msg/sec
                   AtomicQueueB2, 8,i:   7,115,522 msg/sec
            OptimistAtomicQueue2, 1,s: 458,144,282 msg/sec
            OptimistAtomicQueue2, 1,i:  29,441,356 msg/sec
            OptimistAtomicQueue2, 2,s:  22,529,459 msg/sec
            OptimistAtomicQueue2, 2,i:  27,268,415 msg/sec
            OptimistAtomicQueue2, 3,s:  33,674,618 msg/sec
            OptimistAtomicQueue2, 3,i:  30,308,226 msg/sec
            OptimistAtomicQueue2, 4,s:  34,374,706 msg/sec
            OptimistAtomicQueue2, 4,i:  33,302,000 msg/sec
            OptimistAtomicQueue2, 5,s:  37,156,106 msg/sec
            OptimistAtomicQueue2, 5,i:  40,665,146 msg/sec
            OptimistAtomicQueue2, 6,s:  40,315,297 msg/sec
            OptimistAtomicQueue2, 6,i:  49,232,617 msg/sec
            OptimistAtomicQueue2, 7,s:  43,235,213 msg/sec
            OptimistAtomicQueue2, 7,i:  48,234,963 msg/sec
            OptimistAtomicQueue2, 8,s:  44,279,395 msg/sec
            OptimistAtomicQueue2, 8,i:  48,737,992 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,178,706 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,933,712 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,868,817 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,188,361 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,964,204 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,118,487 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,104,779 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,901,025 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,610,836 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,669,584 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,243,845 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,476,423 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,740,655 msg/sec
           OptimistAtomicQueueB2, 7,i:  42,923,170 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,286,943 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,911,151 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000126 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000267 sec/round-trip
                      std::mutex: 0.000000438 sec/round-trip
                 tbb::spin_mutex: 0.000000284 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[22] 452m:20s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,903,751 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,839,286 msg/sec
          boost::lockfree::queue, 1,s:   7,627,980 msg/sec
          boost::lockfree::queue, 1,i:   6,818,041 msg/sec
          boost::lockfree::queue, 2,s:   7,596,207 msg/sec
          boost::lockfree::queue, 2,i:   7,510,096 msg/sec
          boost::lockfree::queue, 3,s:   7,416,576 msg/sec
          boost::lockfree::queue, 3,i:   7,542,693 msg/sec
          boost::lockfree::queue, 4,s:   6,411,908 msg/sec
          boost::lockfree::queue, 4,i:   6,888,445 msg/sec
          boost::lockfree::queue, 5,s:   6,461,233 msg/sec
          boost::lockfree::queue, 5,i:   6,482,309 msg/sec
          boost::lockfree::queue, 6,s:   6,013,574 msg/sec
          boost::lockfree::queue, 6,i:   6,137,639 msg/sec
          boost::lockfree::queue, 7,s:   5,849,029 msg/sec
          boost::lockfree::queue, 7,i:   6,010,646 msg/sec
          boost::lockfree::queue, 8,s:   5,399,068 msg/sec
          boost::lockfree::queue, 8,i:   5,605,363 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 452,746,609 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  46,149,002 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  28,890,877 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,712,931 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,668,979 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,478,193 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,125,842 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,489,105 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  42,523,711 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,037,319 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,236,816 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,212,098 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,754,373 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,402,748 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,118,732 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,972,357 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,430,015 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,730,836 msg/sec
                pthread_spinlock, 1,s:  28,731,673 msg/sec
                pthread_spinlock, 1,i:  25,351,746 msg/sec
                pthread_spinlock, 2,s:  16,170,512 msg/sec
                pthread_spinlock, 2,i:  16,931,982 msg/sec
                pthread_spinlock, 3,s:   8,409,191 msg/sec
                pthread_spinlock, 3,i:  11,948,445 msg/sec
                pthread_spinlock, 4,s:   6,483,379 msg/sec
                pthread_spinlock, 4,i:   8,938,347 msg/sec
                pthread_spinlock, 5,s:   8,682,646 msg/sec
                pthread_spinlock, 5,i:   9,572,902 msg/sec
                pthread_spinlock, 6,s:   8,575,973 msg/sec
                pthread_spinlock, 6,i:   8,889,515 msg/sec
                pthread_spinlock, 7,s:   7,509,675 msg/sec
                pthread_spinlock, 7,i:   7,729,348 msg/sec
                pthread_spinlock, 8,s:   6,981,756 msg/sec
                pthread_spinlock, 8,i:   6,909,617 msg/sec
                      std::mutex, 1,s:   9,015,531 msg/sec
                      std::mutex, 1,i:   8,836,862 msg/sec
                      std::mutex, 2,s:   6,248,932 msg/sec
                      std::mutex, 2,i:   6,403,123 msg/sec
                      std::mutex, 3,s:   6,505,340 msg/sec
                      std::mutex, 3,i:   6,431,748 msg/sec
                      std::mutex, 4,s:   6,769,100 msg/sec
                      std::mutex, 4,i:   6,850,349 msg/sec
                      std::mutex, 5,s:   6,436,891 msg/sec
                      std::mutex, 5,i:   6,489,524 msg/sec
                      std::mutex, 6,s:   6,204,164 msg/sec
                      std::mutex, 6,i:   6,289,849 msg/sec
                      std::mutex, 7,s:   6,164,151 msg/sec
                      std::mutex, 7,i:   6,174,038 msg/sec
                      std::mutex, 8,s:   6,019,037 msg/sec
                      std::mutex, 8,i:   6,000,170 msg/sec
                 tbb::spin_mutex, 1,s:  37,870,092 msg/sec
                 tbb::spin_mutex, 1,i:  33,223,615 msg/sec
                 tbb::spin_mutex, 2,s:  21,230,324 msg/sec
                 tbb::spin_mutex, 2,i:  18,346,555 msg/sec
                 tbb::spin_mutex, 3,s:   8,291,739 msg/sec
                 tbb::spin_mutex, 3,i:  10,250,880 msg/sec
                 tbb::spin_mutex, 4,s:   3,142,320 msg/sec
                 tbb::spin_mutex, 4,i:   6,325,515 msg/sec
                 tbb::spin_mutex, 5,s:   5,344,048 msg/sec
                 tbb::spin_mutex, 5,i:   5,768,543 msg/sec
                 tbb::spin_mutex, 6,s:   5,300,994 msg/sec
                 tbb::spin_mutex, 6,i:   4,357,850 msg/sec
                 tbb::spin_mutex, 7,s:   4,857,301 msg/sec
                 tbb::spin_mutex, 7,i:   4,364,509 msg/sec
                 tbb::spin_mutex, 8,s:   4,270,308 msg/sec
                 tbb::spin_mutex, 8,i:   4,059,398 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,345,670 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,079,626 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,252,495 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,281,093 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,604,801 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,902,243 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,929,811 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,333,454 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,605,110 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,627,303 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,823,428 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,746,690 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,899,496 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,078,730 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,894,385 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,511,283 msg/sec
     xenium::michael_scott_queue, 1,s:   9,274,449 msg/sec
     xenium::michael_scott_queue, 1,i:   9,274,333 msg/sec
     xenium::michael_scott_queue, 2,s:   8,475,545 msg/sec
     xenium::michael_scott_queue, 2,i:   8,563,356 msg/sec
     xenium::michael_scott_queue, 3,s:   7,248,213 msg/sec
     xenium::michael_scott_queue, 3,i:   7,602,397 msg/sec
     xenium::michael_scott_queue, 4,s:   6,288,592 msg/sec
     xenium::michael_scott_queue, 4,i:   6,431,323 msg/sec
     xenium::michael_scott_queue, 5,s:   6,314,137 msg/sec
     xenium::michael_scott_queue, 5,i:   6,643,363 msg/sec
     xenium::michael_scott_queue, 6,s:   6,469,266 msg/sec
     xenium::michael_scott_queue, 6,i:   6,734,808 msg/sec
     xenium::michael_scott_queue, 7,s:   6,342,563 msg/sec
     xenium::michael_scott_queue, 7,i:   6,390,697 msg/sec
     xenium::michael_scott_queue, 8,s:   5,968,730 msg/sec
     xenium::michael_scott_queue, 8,i:   6,091,024 msg/sec
         xenium::ramalhete_queue, 1,s:  32,394,258 msg/sec
         xenium::ramalhete_queue, 1,i:  32,008,928 msg/sec
         xenium::ramalhete_queue, 2,s:  23,491,704 msg/sec
         xenium::ramalhete_queue, 2,i:  23,307,860 msg/sec
         xenium::ramalhete_queue, 3,s:  29,120,618 msg/sec
         xenium::ramalhete_queue, 3,i:  28,419,184 msg/sec
         xenium::ramalhete_queue, 4,s:  33,745,008 msg/sec
         xenium::ramalhete_queue, 4,i:  33,393,658 msg/sec
         xenium::ramalhete_queue, 5,s:  31,915,678 msg/sec
         xenium::ramalhete_queue, 5,i:  38,370,576 msg/sec
         xenium::ramalhete_queue, 6,s:  33,965,111 msg/sec
         xenium::ramalhete_queue, 6,i:  39,038,511 msg/sec
         xenium::ramalhete_queue, 7,s:  35,033,102 msg/sec
         xenium::ramalhete_queue, 7,i:  41,258,472 msg/sec
         xenium::ramalhete_queue, 8,s:  35,437,101 msg/sec
         xenium::ramalhete_queue, 8,i:  44,172,998 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,737,090 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  98,003,437 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,596,098 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,225,951 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,647,637 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,042,778 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,633,176 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,166,629 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,846,443 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,145,351 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,800,348 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,203,274 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,294,747 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,902,765 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,400,665 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,237,840 msg/sec
                     AtomicQueue, 1,s:  58,658,520 msg/sec
                     AtomicQueue, 1,i:  56,438,709 msg/sec
                     AtomicQueue, 2,s:  12,266,353 msg/sec
                     AtomicQueue, 2,i:  11,764,200 msg/sec
                     AtomicQueue, 3,s:  10,763,486 msg/sec
                     AtomicQueue, 3,i:   9,892,774 msg/sec
                     AtomicQueue, 4,s:   8,215,455 msg/sec
                     AtomicQueue, 4,i:   8,194,746 msg/sec
                     AtomicQueue, 5,s:   8,039,580 msg/sec
                     AtomicQueue, 5,i:   8,100,258 msg/sec
                     AtomicQueue, 6,s:   7,877,130 msg/sec
                     AtomicQueue, 6,i:   7,625,071 msg/sec
                     AtomicQueue, 7,s:   7,192,708 msg/sec
                     AtomicQueue, 7,i:   7,966,453 msg/sec
                     AtomicQueue, 8,s:   6,368,580 msg/sec
                     AtomicQueue, 8,i:   7,406,593 msg/sec
                    AtomicQueueB, 1,s:  43,994,804 msg/sec
                    AtomicQueueB, 1,i:  42,985,364 msg/sec
                    AtomicQueueB, 2,s:  11,837,711 msg/sec
                    AtomicQueueB, 2,i:  11,350,072 msg/sec
                    AtomicQueueB, 3,s:  10,901,510 msg/sec
                    AtomicQueueB, 3,i:  10,093,656 msg/sec
                    AtomicQueueB, 4,s:   8,020,110 msg/sec
                    AtomicQueueB, 4,i:   8,006,684 msg/sec
                    AtomicQueueB, 5,s:   7,575,227 msg/sec
                    AtomicQueueB, 5,i:   7,846,351 msg/sec
                    AtomicQueueB, 6,s:   7,366,969 msg/sec
                    AtomicQueueB, 6,i:   7,545,552 msg/sec
                    AtomicQueueB, 7,s:   6,873,913 msg/sec
                    AtomicQueueB, 7,i:   7,737,294 msg/sec
                    AtomicQueueB, 8,s:   6,226,443 msg/sec
                    AtomicQueueB, 8,i:   7,044,984 msg/sec
             OptimistAtomicQueue, 1,s: 724,104,047 msg/sec
             OptimistAtomicQueue, 1,i: 517,845,539 msg/sec
             OptimistAtomicQueue, 2,s:  31,896,809 msg/sec
             OptimistAtomicQueue, 2,i:  32,017,572 msg/sec
             OptimistAtomicQueue, 3,s:  36,605,002 msg/sec
             OptimistAtomicQueue, 3,i:  37,354,285 msg/sec
             OptimistAtomicQueue, 4,s:  39,301,309 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,279 msg/sec
             OptimistAtomicQueue, 5,s:  42,507,439 msg/sec
             OptimistAtomicQueue, 5,i:  47,850,252 msg/sec
             OptimistAtomicQueue, 6,s:  41,940,751 msg/sec
             OptimistAtomicQueue, 6,i:  50,421,919 msg/sec
             OptimistAtomicQueue, 7,s:  44,337,105 msg/sec
             OptimistAtomicQueue, 7,i:  53,028,951 msg/sec
             OptimistAtomicQueue, 8,s:  46,366,019 msg/sec
             OptimistAtomicQueue, 8,i:  48,876,741 msg/sec
            OptimistAtomicQueueB, 1,s: 230,756,734 msg/sec
            OptimistAtomicQueueB, 1,i:  76,553,580 msg/sec
            OptimistAtomicQueueB, 2,s:  32,126,677 msg/sec
            OptimistAtomicQueueB, 2,i:  32,242,278 msg/sec
            OptimistAtomicQueueB, 3,s:  36,274,151 msg/sec
            OptimistAtomicQueueB, 3,i:  36,874,632 msg/sec
            OptimistAtomicQueueB, 4,s:  38,687,825 msg/sec
            OptimistAtomicQueueB, 4,i:  38,582,628 msg/sec
            OptimistAtomicQueueB, 5,s:  38,987,121 msg/sec
            OptimistAtomicQueueB, 5,i:  46,215,640 msg/sec
            OptimistAtomicQueueB, 6,s:  40,900,738 msg/sec
            OptimistAtomicQueueB, 6,i:  49,227,888 msg/sec
            OptimistAtomicQueueB, 7,s:  41,862,588 msg/sec
            OptimistAtomicQueueB, 7,i:  51,450,037 msg/sec
            OptimistAtomicQueueB, 8,s:  44,571,309 msg/sec
            OptimistAtomicQueueB, 8,i:  47,871,507 msg/sec
                    AtomicQueue2, 1,s:  22,884,104 msg/sec
                    AtomicQueue2, 1,i:  22,921,829 msg/sec
                    AtomicQueue2, 2,s:  11,874,947 msg/sec
                    AtomicQueue2, 2,i:  11,490,888 msg/sec
                    AtomicQueue2, 3,s:   9,900,949 msg/sec
                    AtomicQueue2, 3,i:   9,359,837 msg/sec
                    AtomicQueue2, 4,s:   8,115,128 msg/sec
                    AtomicQueue2, 4,i:   8,082,860 msg/sec
                    AtomicQueue2, 5,s:   7,900,463 msg/sec
                    AtomicQueue2, 5,i:   8,075,278 msg/sec
                    AtomicQueue2, 6,s:   7,796,007 msg/sec
                    AtomicQueue2, 6,i:   7,506,555 msg/sec
                    AtomicQueue2, 7,s:   7,094,246 msg/sec
                    AtomicQueue2, 7,i:   7,900,068 msg/sec
                    AtomicQueue2, 8,s:   6,377,941 msg/sec
                    AtomicQueue2, 8,i:   7,238,094 msg/sec
                   AtomicQueueB2, 1,s:  36,143,681 msg/sec
                   AtomicQueueB2, 1,i:  32,839,645 msg/sec
                   AtomicQueueB2, 2,s:  11,390,558 msg/sec
                   AtomicQueueB2, 2,i:  11,140,296 msg/sec
                   AtomicQueueB2, 3,s:   9,611,039 msg/sec
                   AtomicQueueB2, 3,i:   9,605,163 msg/sec
                   AtomicQueueB2, 4,s:   7,975,351 msg/sec
                   AtomicQueueB2, 4,i:   7,887,835 msg/sec
                   AtomicQueueB2, 5,s:   7,556,487 msg/sec
                   AtomicQueueB2, 5,i:   7,775,892 msg/sec
                   AtomicQueueB2, 6,s:   7,233,710 msg/sec
                   AtomicQueueB2, 6,i:   7,425,308 msg/sec
                   AtomicQueueB2, 7,s:   6,866,799 msg/sec
                   AtomicQueueB2, 7,i:   7,668,959 msg/sec
                   AtomicQueueB2, 8,s:   6,304,775 msg/sec
                   AtomicQueueB2, 8,i:   6,904,830 msg/sec
            OptimistAtomicQueue2, 1,s: 392,334,182 msg/sec
            OptimistAtomicQueue2, 1,i:  29,752,043 msg/sec
            OptimistAtomicQueue2, 2,s:  24,790,054 msg/sec
            OptimistAtomicQueue2, 2,i:  24,007,723 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,186 msg/sec
            OptimistAtomicQueue2, 3,i:  29,986,614 msg/sec
            OptimistAtomicQueue2, 4,s:  33,162,312 msg/sec
            OptimistAtomicQueue2, 4,i:  33,049,556 msg/sec
            OptimistAtomicQueue2, 5,s:  37,137,186 msg/sec
            OptimistAtomicQueue2, 5,i:  40,355,146 msg/sec
            OptimistAtomicQueue2, 6,s:  39,988,466 msg/sec
            OptimistAtomicQueue2, 6,i:  49,170,929 msg/sec
            OptimistAtomicQueue2, 7,s:  42,892,013 msg/sec
            OptimistAtomicQueue2, 7,i:  47,868,079 msg/sec
            OptimistAtomicQueue2, 8,s:  44,085,542 msg/sec
            OptimistAtomicQueue2, 8,i:  48,589,762 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,308,181 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,883,257 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,391,108 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,190,255 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,097,488 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,142,013 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,186,844 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,755,396 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,636,897 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,611,810 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,468,658 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,856,382 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,116,805 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,157,267 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,338,564 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,832,695 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000151 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000222 sec/round-trip
                pthread_spinlock: 0.000000272 sec/round-trip
                      std::mutex: 0.000000457 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000198 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[23] 451m:2s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,837,641 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,692,101 msg/sec
          boost::lockfree::queue, 1,s:   6,867,436 msg/sec
          boost::lockfree::queue, 1,i:   6,896,789 msg/sec
          boost::lockfree::queue, 2,s:   7,633,013 msg/sec
          boost::lockfree::queue, 2,i:   7,590,568 msg/sec
          boost::lockfree::queue, 3,s:   7,349,863 msg/sec
          boost::lockfree::queue, 3,i:   7,609,588 msg/sec
          boost::lockfree::queue, 4,s:   6,424,289 msg/sec
          boost::lockfree::queue, 4,i:   6,793,919 msg/sec
          boost::lockfree::queue, 5,s:   6,449,926 msg/sec
          boost::lockfree::queue, 5,i:   6,546,694 msg/sec
          boost::lockfree::queue, 6,s:   6,004,870 msg/sec
          boost::lockfree::queue, 6,i:   6,155,961 msg/sec
          boost::lockfree::queue, 7,s:   5,781,223 msg/sec
          boost::lockfree::queue, 7,i:   6,012,563 msg/sec
          boost::lockfree::queue, 8,s:   5,425,691 msg/sec
          boost::lockfree::queue, 8,i:   5,578,763 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 426,385,911 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 380,852,960 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,729,850 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,085,351 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,275,294 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,488,826 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,405,568 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,601,116 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,964,618 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,896,248 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,170,789 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,634,852 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,215,879 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,971,792 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,045,801 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,956,600 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,205,164 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,892,174 msg/sec
                pthread_spinlock, 1,s:  29,047,124 msg/sec
                pthread_spinlock, 1,i:  25,402,612 msg/sec
                pthread_spinlock, 2,s:  15,649,234 msg/sec
                pthread_spinlock, 2,i:  17,060,725 msg/sec
                pthread_spinlock, 3,s:   8,390,866 msg/sec
                pthread_spinlock, 3,i:  12,029,350 msg/sec
                pthread_spinlock, 4,s:   6,510,912 msg/sec
                pthread_spinlock, 4,i:   8,959,455 msg/sec
                pthread_spinlock, 5,s:   8,572,142 msg/sec
                pthread_spinlock, 5,i:   8,750,706 msg/sec
                pthread_spinlock, 6,s:   8,552,298 msg/sec
                pthread_spinlock, 6,i:   8,433,891 msg/sec
                pthread_spinlock, 7,s:   7,611,046 msg/sec
                pthread_spinlock, 7,i:   7,969,450 msg/sec
                pthread_spinlock, 8,s:   6,934,968 msg/sec
                pthread_spinlock, 8,i:   7,249,887 msg/sec
                      std::mutex, 1,s:   6,711,636 msg/sec
                      std::mutex, 1,i:   6,855,144 msg/sec
                      std::mutex, 2,s:   5,662,255 msg/sec
                      std::mutex, 2,i:   5,396,045 msg/sec
                      std::mutex, 3,s:   5,145,867 msg/sec
                      std::mutex, 3,i:   5,440,398 msg/sec
                      std::mutex, 4,s:   5,923,762 msg/sec
                      std::mutex, 4,i:   6,249,717 msg/sec
                      std::mutex, 5,s:   6,135,192 msg/sec
                      std::mutex, 5,i:   5,995,078 msg/sec
                      std::mutex, 6,s:   5,960,797 msg/sec
                      std::mutex, 6,i:   5,914,891 msg/sec
                      std::mutex, 7,s:   5,786,824 msg/sec
                      std::mutex, 7,i:   5,777,672 msg/sec
                      std::mutex, 8,s:   5,669,950 msg/sec
                      std::mutex, 8,i:   5,676,608 msg/sec
                 tbb::spin_mutex, 1,s:  38,291,948 msg/sec
                 tbb::spin_mutex, 1,i:  33,099,203 msg/sec
                 tbb::spin_mutex, 2,s:  21,120,415 msg/sec
                 tbb::spin_mutex, 2,i:  18,401,243 msg/sec
                 tbb::spin_mutex, 3,s:   8,042,258 msg/sec
                 tbb::spin_mutex, 3,i:  10,145,988 msg/sec
                 tbb::spin_mutex, 4,s:   3,138,698 msg/sec
                 tbb::spin_mutex, 4,i:   6,362,770 msg/sec
                 tbb::spin_mutex, 5,s:   5,443,803 msg/sec
                 tbb::spin_mutex, 5,i:   5,830,709 msg/sec
                 tbb::spin_mutex, 6,s:   5,337,373 msg/sec
                 tbb::spin_mutex, 6,i:   4,344,070 msg/sec
                 tbb::spin_mutex, 7,s:   4,869,151 msg/sec
                 tbb::spin_mutex, 7,i:   4,355,599 msg/sec
                 tbb::spin_mutex, 8,s:   4,266,005 msg/sec
                 tbb::spin_mutex, 8,i:   4,144,308 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,266,653 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,201,192 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,044,946 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,918,726 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,495,058 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,673,960 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,112,461 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,525,302 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,534,015 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,559,660 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,772,124 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,713,899 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,862,531 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,798,749 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,071,623 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,075,159 msg/sec
     xenium::michael_scott_queue, 1,s:   9,475,323 msg/sec
     xenium::michael_scott_queue, 1,i:   9,647,814 msg/sec
     xenium::michael_scott_queue, 2,s:   8,454,821 msg/sec
     xenium::michael_scott_queue, 2,i:   8,489,948 msg/sec
     xenium::michael_scott_queue, 3,s:   7,239,133 msg/sec
     xenium::michael_scott_queue, 3,i:   7,525,465 msg/sec
     xenium::michael_scott_queue, 4,s:   6,384,174 msg/sec
     xenium::michael_scott_queue, 4,i:   6,307,295 msg/sec
     xenium::michael_scott_queue, 5,s:   6,285,655 msg/sec
     xenium::michael_scott_queue, 5,i:   6,669,624 msg/sec
     xenium::michael_scott_queue, 6,s:   6,527,762 msg/sec
     xenium::michael_scott_queue, 6,i:   6,689,469 msg/sec
     xenium::michael_scott_queue, 7,s:   6,312,741 msg/sec
     xenium::michael_scott_queue, 7,i:   6,531,026 msg/sec
     xenium::michael_scott_queue, 8,s:   6,004,019 msg/sec
     xenium::michael_scott_queue, 8,i:   6,228,588 msg/sec
         xenium::ramalhete_queue, 1,s:  31,704,778 msg/sec
         xenium::ramalhete_queue, 1,i:  31,559,952 msg/sec
         xenium::ramalhete_queue, 2,s:  23,412,823 msg/sec
         xenium::ramalhete_queue, 2,i:  23,252,142 msg/sec
         xenium::ramalhete_queue, 3,s:  29,133,932 msg/sec
         xenium::ramalhete_queue, 3,i:  28,503,167 msg/sec
         xenium::ramalhete_queue, 4,s:  33,885,574 msg/sec
         xenium::ramalhete_queue, 4,i:  33,478,824 msg/sec
         xenium::ramalhete_queue, 5,s:  31,921,577 msg/sec
         xenium::ramalhete_queue, 5,i:  36,033,648 msg/sec
         xenium::ramalhete_queue, 6,s:  34,072,187 msg/sec
         xenium::ramalhete_queue, 6,i:  38,535,029 msg/sec
         xenium::ramalhete_queue, 7,s:  35,218,638 msg/sec
         xenium::ramalhete_queue, 7,i:  40,999,633 msg/sec
         xenium::ramalhete_queue, 8,s:  35,456,889 msg/sec
         xenium::ramalhete_queue, 8,i:  43,764,705 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,737,678 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,682,275 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,063,418 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,600,252 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,660,633 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,701,037 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,559,809 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,248,320 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,990,095 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,366,167 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,904,422 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,264,717 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,256,294 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,040,388 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,419,707 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,232,382 msg/sec
                     AtomicQueue, 1,s:  60,001,338 msg/sec
                     AtomicQueue, 1,i:  56,454,409 msg/sec
                     AtomicQueue, 2,s:  12,184,595 msg/sec
                     AtomicQueue, 2,i:  11,741,227 msg/sec
                     AtomicQueue, 3,s:  10,814,034 msg/sec
                     AtomicQueue, 3,i:   9,928,399 msg/sec
                     AtomicQueue, 4,s:   8,202,017 msg/sec
                     AtomicQueue, 4,i:   8,186,136 msg/sec
                     AtomicQueue, 5,s:   8,022,973 msg/sec
                     AtomicQueue, 5,i:   8,081,443 msg/sec
                     AtomicQueue, 6,s:   7,774,922 msg/sec
                     AtomicQueue, 6,i:   7,613,588 msg/sec
                     AtomicQueue, 7,s:   7,118,681 msg/sec
                     AtomicQueue, 7,i:   7,997,843 msg/sec
                     AtomicQueue, 8,s:   6,366,077 msg/sec
                     AtomicQueue, 8,i:   7,484,918 msg/sec
                    AtomicQueueB, 1,s:  43,945,400 msg/sec
                    AtomicQueueB, 1,i:  43,760,601 msg/sec
                    AtomicQueueB, 2,s:  11,832,920 msg/sec
                    AtomicQueueB, 2,i:  11,505,887 msg/sec
                    AtomicQueueB, 3,s:  11,056,438 msg/sec
                    AtomicQueueB, 3,i:  10,290,583 msg/sec
                    AtomicQueueB, 4,s:   8,004,604 msg/sec
                    AtomicQueueB, 4,i:   8,072,130 msg/sec
                    AtomicQueueB, 5,s:   7,668,358 msg/sec
                    AtomicQueueB, 5,i:   7,875,438 msg/sec
                    AtomicQueueB, 6,s:   7,187,069 msg/sec
                    AtomicQueueB, 6,i:   7,518,465 msg/sec
                    AtomicQueueB, 7,s:   6,907,083 msg/sec
                    AtomicQueueB, 7,i:   7,751,046 msg/sec
                    AtomicQueueB, 8,s:   6,240,013 msg/sec
                    AtomicQueueB, 8,i:   7,174,801 msg/sec
             OptimistAtomicQueue, 1,s: 713,455,176 msg/sec
             OptimistAtomicQueue, 1,i: 741,220,063 msg/sec
             OptimistAtomicQueue, 2,s:  32,170,083 msg/sec
             OptimistAtomicQueue, 2,i:  32,052,213 msg/sec
             OptimistAtomicQueue, 3,s:  36,600,947 msg/sec
             OptimistAtomicQueue, 3,i:  37,338,373 msg/sec
             OptimistAtomicQueue, 4,s:  39,279,381 msg/sec
             OptimistAtomicQueue, 4,i:  39,395,183 msg/sec
             OptimistAtomicQueue, 5,s:  41,764,435 msg/sec
             OptimistAtomicQueue, 5,i:  46,353,557 msg/sec
             OptimistAtomicQueue, 6,s:  42,720,946 msg/sec
             OptimistAtomicQueue, 6,i:  49,838,613 msg/sec
             OptimistAtomicQueue, 7,s:  44,056,394 msg/sec
             OptimistAtomicQueue, 7,i:  52,981,429 msg/sec
             OptimistAtomicQueue, 8,s:  46,371,967 msg/sec
             OptimistAtomicQueue, 8,i:  50,602,252 msg/sec
            OptimistAtomicQueueB, 1,s:  81,370,119 msg/sec
            OptimistAtomicQueueB, 1,i:  76,600,720 msg/sec
            OptimistAtomicQueueB, 2,s:  32,289,256 msg/sec
            OptimistAtomicQueueB, 2,i:  32,096,639 msg/sec
            OptimistAtomicQueueB, 3,s:  36,290,878 msg/sec
            OptimistAtomicQueueB, 3,i:  36,877,333 msg/sec
            OptimistAtomicQueueB, 4,s:  38,661,877 msg/sec
            OptimistAtomicQueueB, 4,i:  38,624,243 msg/sec
            OptimistAtomicQueueB, 5,s:  40,411,926 msg/sec
            OptimistAtomicQueueB, 5,i:  45,976,006 msg/sec
            OptimistAtomicQueueB, 6,s:  41,087,572 msg/sec
            OptimistAtomicQueueB, 6,i:  49,012,776 msg/sec
            OptimistAtomicQueueB, 7,s:  42,201,588 msg/sec
            OptimistAtomicQueueB, 7,i:  47,662,713 msg/sec
            OptimistAtomicQueueB, 8,s:  44,388,239 msg/sec
            OptimistAtomicQueueB, 8,i:  48,207,556 msg/sec
                    AtomicQueue2, 1,s:  22,907,504 msg/sec
                    AtomicQueue2, 1,i:  22,809,872 msg/sec
                    AtomicQueue2, 2,s:  11,715,725 msg/sec
                    AtomicQueue2, 2,i:  11,376,998 msg/sec
                    AtomicQueue2, 3,s:   9,340,546 msg/sec
                    AtomicQueue2, 3,i:   9,436,913 msg/sec
                    AtomicQueue2, 4,s:   7,992,169 msg/sec
                    AtomicQueue2, 4,i:   8,017,346 msg/sec
                    AtomicQueue2, 5,s:   7,941,821 msg/sec
                    AtomicQueue2, 5,i:   8,027,618 msg/sec
                    AtomicQueue2, 6,s:   7,846,455 msg/sec
                    AtomicQueue2, 6,i:   7,531,838 msg/sec
                    AtomicQueue2, 7,s:   7,150,655 msg/sec
                    AtomicQueue2, 7,i:   7,887,797 msg/sec
                    AtomicQueue2, 8,s:   6,362,390 msg/sec
                    AtomicQueue2, 8,i:   7,401,182 msg/sec
                   AtomicQueueB2, 1,s:  36,320,797 msg/sec
                   AtomicQueueB2, 1,i:  36,128,225 msg/sec
                   AtomicQueueB2, 2,s:  11,489,967 msg/sec
                   AtomicQueueB2, 2,i:  11,117,263 msg/sec
                   AtomicQueueB2, 3,s:   9,507,311 msg/sec
                   AtomicQueueB2, 3,i:   9,532,412 msg/sec
                   AtomicQueueB2, 4,s:   7,943,431 msg/sec
                   AtomicQueueB2, 4,i:   7,836,829 msg/sec
                   AtomicQueueB2, 5,s:   7,564,510 msg/sec
                   AtomicQueueB2, 5,i:   7,776,106 msg/sec
                   AtomicQueueB2, 6,s:   7,244,505 msg/sec
                   AtomicQueueB2, 6,i:   7,417,729 msg/sec
                   AtomicQueueB2, 7,s:   6,872,567 msg/sec
                   AtomicQueueB2, 7,i:   7,682,453 msg/sec
                   AtomicQueueB2, 8,s:   6,289,635 msg/sec
                   AtomicQueueB2, 8,i:   6,960,782 msg/sec
            OptimistAtomicQueue2, 1,s: 581,680,693 msg/sec
            OptimistAtomicQueue2, 1,i:  31,931,444 msg/sec
            OptimistAtomicQueue2, 2,s:  26,149,049 msg/sec
            OptimistAtomicQueue2, 2,i:  24,007,749 msg/sec
            OptimistAtomicQueue2, 3,s:  29,839,103 msg/sec
            OptimistAtomicQueue2, 3,i:  29,976,863 msg/sec
            OptimistAtomicQueue2, 4,s:  33,212,017 msg/sec
            OptimistAtomicQueue2, 4,i:  33,161,559 msg/sec
            OptimistAtomicQueue2, 5,s:  36,934,707 msg/sec
            OptimistAtomicQueue2, 5,i:  43,338,973 msg/sec
            OptimistAtomicQueue2, 6,s:  40,047,870 msg/sec
            OptimistAtomicQueue2, 6,i:  49,185,098 msg/sec
            OptimistAtomicQueue2, 7,s:  43,173,993 msg/sec
            OptimistAtomicQueue2, 7,i:  51,577,589 msg/sec
            OptimistAtomicQueue2, 8,s:  43,896,414 msg/sec
            OptimistAtomicQueue2, 8,i:  49,052,068 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,004,055 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,869,714 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,202,683 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,287,191 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,704,721 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,383,378 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,366,840 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,192,613 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,447,140 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,442,099 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,580,552 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,233,732 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,405,041 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,115,003 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,301,594 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,322,474 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000157 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000242 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000250 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000380 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000203 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[24] 449m:43s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  72,125,853 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,864,930 msg/sec
          boost::lockfree::queue, 1,s:   7,718,220 msg/sec
          boost::lockfree::queue, 1,i:   6,817,247 msg/sec
          boost::lockfree::queue, 2,s:   7,679,207 msg/sec
          boost::lockfree::queue, 2,i:   7,476,162 msg/sec
          boost::lockfree::queue, 3,s:   7,322,049 msg/sec
          boost::lockfree::queue, 3,i:   7,515,902 msg/sec
          boost::lockfree::queue, 4,s:   6,425,190 msg/sec
          boost::lockfree::queue, 4,i:   6,914,232 msg/sec
          boost::lockfree::queue, 5,s:   6,416,367 msg/sec
          boost::lockfree::queue, 5,i:   6,484,270 msg/sec
          boost::lockfree::queue, 6,s:   6,026,549 msg/sec
          boost::lockfree::queue, 6,i:   6,134,010 msg/sec
          boost::lockfree::queue, 7,s:   6,044,118 msg/sec
          boost::lockfree::queue, 7,i:   6,050,063 msg/sec
          boost::lockfree::queue, 8,s:   5,537,841 msg/sec
          boost::lockfree::queue, 8,i:   5,645,735 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  74,216,509 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  69,698,875 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,332,174 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,813,016 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,519,091 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,337,151 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,782,829 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,619,123 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,365,791 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,117,168 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,389,625 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,355,960 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,221,076 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,911,009 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,823,135 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,853,694 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,288,240 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,737,293 msg/sec
                pthread_spinlock, 1,s:  29,034,527 msg/sec
                pthread_spinlock, 1,i:  26,944,483 msg/sec
                pthread_spinlock, 2,s:  15,443,228 msg/sec
                pthread_spinlock, 2,i:  17,036,731 msg/sec
                pthread_spinlock, 3,s:   8,311,838 msg/sec
                pthread_spinlock, 3,i:  12,010,858 msg/sec
                pthread_spinlock, 4,s:   6,513,431 msg/sec
                pthread_spinlock, 4,i:   9,279,864 msg/sec
                pthread_spinlock, 5,s:   8,577,571 msg/sec
                pthread_spinlock, 5,i:   9,351,929 msg/sec
                pthread_spinlock, 6,s:   8,347,209 msg/sec
                pthread_spinlock, 6,i:   9,221,820 msg/sec
                pthread_spinlock, 7,s:   7,586,962 msg/sec
                pthread_spinlock, 7,i:   7,632,528 msg/sec
                pthread_spinlock, 8,s:   6,914,145 msg/sec
                pthread_spinlock, 8,i:   6,876,049 msg/sec
                      std::mutex, 1,s:   7,093,402 msg/sec
                      std::mutex, 1,i:   7,121,878 msg/sec
                      std::mutex, 2,s:   6,098,830 msg/sec
                      std::mutex, 2,i:   6,025,515 msg/sec
                      std::mutex, 3,s:   6,115,962 msg/sec
                      std::mutex, 3,i:   6,170,023 msg/sec
                      std::mutex, 4,s:   6,282,701 msg/sec
                      std::mutex, 4,i:   6,310,298 msg/sec
                      std::mutex, 5,s:   6,069,412 msg/sec
                      std::mutex, 5,i:   6,175,402 msg/sec
                      std::mutex, 6,s:   6,055,281 msg/sec
                      std::mutex, 6,i:   6,027,979 msg/sec
                      std::mutex, 7,s:   5,907,232 msg/sec
                      std::mutex, 7,i:   5,930,192 msg/sec
                      std::mutex, 8,s:   5,737,409 msg/sec
                      std::mutex, 8,i:   5,782,696 msg/sec
                 tbb::spin_mutex, 1,s:  37,714,147 msg/sec
                 tbb::spin_mutex, 1,i:  32,954,008 msg/sec
                 tbb::spin_mutex, 2,s:  21,290,483 msg/sec
                 tbb::spin_mutex, 2,i:  19,784,935 msg/sec
                 tbb::spin_mutex, 3,s:   7,978,869 msg/sec
                 tbb::spin_mutex, 3,i:  10,484,015 msg/sec
                 tbb::spin_mutex, 4,s:   3,282,419 msg/sec
                 tbb::spin_mutex, 4,i:   6,318,277 msg/sec
                 tbb::spin_mutex, 5,s:   5,226,566 msg/sec
                 tbb::spin_mutex, 5,i:   5,736,983 msg/sec
                 tbb::spin_mutex, 6,s:   5,376,305 msg/sec
                 tbb::spin_mutex, 6,i:   4,319,972 msg/sec
                 tbb::spin_mutex, 7,s:   4,883,252 msg/sec
                 tbb::spin_mutex, 7,i:   4,352,059 msg/sec
                 tbb::spin_mutex, 8,s:   3,879,614 msg/sec
                 tbb::spin_mutex, 8,i:   4,090,768 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,212,134 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,184,197 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,839,364 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,998,894 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,201,338 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,323,000 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,135,594 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,229,847 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,591,131 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,350,441 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,621,176 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,755,205 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,716,808 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,110,706 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,746,522 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,934,113 msg/sec
     xenium::michael_scott_queue, 1,s:   9,487,124 msg/sec
     xenium::michael_scott_queue, 1,i:   9,529,093 msg/sec
     xenium::michael_scott_queue, 2,s:   8,462,329 msg/sec
     xenium::michael_scott_queue, 2,i:   8,514,563 msg/sec
     xenium::michael_scott_queue, 3,s:   7,220,449 msg/sec
     xenium::michael_scott_queue, 3,i:   7,553,071 msg/sec
     xenium::michael_scott_queue, 4,s:   6,354,185 msg/sec
     xenium::michael_scott_queue, 4,i:   6,318,782 msg/sec
     xenium::michael_scott_queue, 5,s:   6,296,505 msg/sec
     xenium::michael_scott_queue, 5,i:   6,682,630 msg/sec
     xenium::michael_scott_queue, 6,s:   6,478,393 msg/sec
     xenium::michael_scott_queue, 6,i:   7,003,768 msg/sec
     xenium::michael_scott_queue, 7,s:   6,310,706 msg/sec
     xenium::michael_scott_queue, 7,i:   6,488,046 msg/sec
     xenium::michael_scott_queue, 8,s:   6,021,082 msg/sec
     xenium::michael_scott_queue, 8,i:   6,171,442 msg/sec
         xenium::ramalhete_queue, 1,s:  32,448,312 msg/sec
         xenium::ramalhete_queue, 1,i:  32,385,897 msg/sec
         xenium::ramalhete_queue, 2,s:  24,423,430 msg/sec
         xenium::ramalhete_queue, 2,i:  23,311,367 msg/sec
         xenium::ramalhete_queue, 3,s:  29,211,097 msg/sec
         xenium::ramalhete_queue, 3,i:  28,569,414 msg/sec
         xenium::ramalhete_queue, 4,s:  33,808,448 msg/sec
         xenium::ramalhete_queue, 4,i:  33,500,762 msg/sec
         xenium::ramalhete_queue, 5,s:  31,893,706 msg/sec
         xenium::ramalhete_queue, 5,i:  38,378,935 msg/sec
         xenium::ramalhete_queue, 6,s:  34,124,090 msg/sec
         xenium::ramalhete_queue, 6,i:  38,785,993 msg/sec
         xenium::ramalhete_queue, 7,s:  35,186,599 msg/sec
         xenium::ramalhete_queue, 7,i:  41,506,697 msg/sec
         xenium::ramalhete_queue, 8,s:  35,568,931 msg/sec
         xenium::ramalhete_queue, 8,i:  43,732,071 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,609,614 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 115,327,334 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,708,835 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,707,683 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,643,590 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,034,034 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,295,809 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,475,342 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,913,857 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,330,142 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,993,409 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,248,824 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,244,583 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,314,578 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,426,291 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,320,321 msg/sec
                     AtomicQueue, 1,s: 272,418,177 msg/sec
                     AtomicQueue, 1,i:  56,810,178 msg/sec
                     AtomicQueue, 2,s:  12,243,953 msg/sec
                     AtomicQueue, 2,i:  11,706,719 msg/sec
                     AtomicQueue, 3,s:  10,781,956 msg/sec
                     AtomicQueue, 3,i:  10,013,327 msg/sec
                     AtomicQueue, 4,s:   8,172,261 msg/sec
                     AtomicQueue, 4,i:   8,234,891 msg/sec
                     AtomicQueue, 5,s:   8,021,799 msg/sec
                     AtomicQueue, 5,i:   8,045,410 msg/sec
                     AtomicQueue, 6,s:   7,662,349 msg/sec
                     AtomicQueue, 6,i:   7,614,023 msg/sec
                     AtomicQueue, 7,s:   7,061,321 msg/sec
                     AtomicQueue, 7,i:   7,978,556 msg/sec
                     AtomicQueue, 8,s:   6,344,995 msg/sec
                     AtomicQueue, 8,i:   7,380,250 msg/sec
                    AtomicQueueB, 1,s:  64,692,904 msg/sec
                    AtomicQueueB, 1,i:  43,739,238 msg/sec
                    AtomicQueueB, 2,s:  11,866,989 msg/sec
                    AtomicQueueB, 2,i:  11,469,922 msg/sec
                    AtomicQueueB, 3,s:  11,040,828 msg/sec
                    AtomicQueueB, 3,i:  10,224,313 msg/sec
                    AtomicQueueB, 4,s:   8,094,882 msg/sec
                    AtomicQueueB, 4,i:   8,096,237 msg/sec
                    AtomicQueueB, 5,s:   7,600,024 msg/sec
                    AtomicQueueB, 5,i:   7,824,409 msg/sec
                    AtomicQueueB, 6,s:   7,331,187 msg/sec
                    AtomicQueueB, 6,i:   7,545,725 msg/sec
                    AtomicQueueB, 7,s:   6,841,382 msg/sec
                    AtomicQueueB, 7,i:   7,747,277 msg/sec
                    AtomicQueueB, 8,s:   6,274,752 msg/sec
                    AtomicQueueB, 8,i:   7,156,211 msg/sec
             OptimistAtomicQueue, 1,s: 764,402,099 msg/sec
             OptimistAtomicQueue, 1,i: 552,055,447 msg/sec
             OptimistAtomicQueue, 2,s:  32,211,312 msg/sec
             OptimistAtomicQueue, 2,i:  32,692,947 msg/sec
             OptimistAtomicQueue, 3,s:  36,676,960 msg/sec
             OptimistAtomicQueue, 3,i:  37,426,973 msg/sec
             OptimistAtomicQueue, 4,s:  39,309,883 msg/sec
             OptimistAtomicQueue, 4,i:  39,414,273 msg/sec
             OptimistAtomicQueue, 5,s:  41,709,779 msg/sec
             OptimistAtomicQueue, 5,i:  46,341,301 msg/sec
             OptimistAtomicQueue, 6,s:  42,671,930 msg/sec
             OptimistAtomicQueue, 6,i:  49,824,457 msg/sec
             OptimistAtomicQueue, 7,s:  44,069,510 msg/sec
             OptimistAtomicQueue, 7,i:  52,129,547 msg/sec
             OptimistAtomicQueue, 8,s:  46,468,342 msg/sec
             OptimistAtomicQueue, 8,i:  49,536,187 msg/sec
            OptimistAtomicQueueB, 1,s: 112,742,329 msg/sec
            OptimistAtomicQueueB, 1,i:  77,051,769 msg/sec
            OptimistAtomicQueueB, 2,s:  32,234,700 msg/sec
            OptimistAtomicQueueB, 2,i:  32,250,744 msg/sec
            OptimistAtomicQueueB, 3,s:  36,288,639 msg/sec
            OptimistAtomicQueueB, 3,i:  36,948,801 msg/sec
            OptimistAtomicQueueB, 4,s:  38,768,286 msg/sec
            OptimistAtomicQueueB, 4,i:  38,719,339 msg/sec
            OptimistAtomicQueueB, 5,s:  40,414,790 msg/sec
            OptimistAtomicQueueB, 5,i:  45,184,840 msg/sec
            OptimistAtomicQueueB, 6,s:  40,727,668 msg/sec
            OptimistAtomicQueueB, 6,i:  49,101,726 msg/sec
            OptimistAtomicQueueB, 7,s:  41,942,716 msg/sec
            OptimistAtomicQueueB, 7,i:  51,412,231 msg/sec
            OptimistAtomicQueueB, 8,s:  44,361,414 msg/sec
            OptimistAtomicQueueB, 8,i:  48,154,372 msg/sec
                    AtomicQueue2, 1,s:  23,383,402 msg/sec
                    AtomicQueue2, 1,i:  23,304,456 msg/sec
                    AtomicQueue2, 2,s:  11,978,923 msg/sec
                    AtomicQueue2, 2,i:  11,420,401 msg/sec
                    AtomicQueue2, 3,s:   9,412,929 msg/sec
                    AtomicQueue2, 3,i:   9,361,401 msg/sec
                    AtomicQueue2, 4,s:   7,995,952 msg/sec
                    AtomicQueue2, 4,i:   8,037,632 msg/sec
                    AtomicQueue2, 5,s:   7,935,365 msg/sec
                    AtomicQueue2, 5,i:   8,012,186 msg/sec
                    AtomicQueue2, 6,s:   7,749,277 msg/sec
                    AtomicQueue2, 6,i:   7,553,861 msg/sec
                    AtomicQueue2, 7,s:   7,072,562 msg/sec
                    AtomicQueue2, 7,i:   7,864,820 msg/sec
                    AtomicQueue2, 8,s:   6,388,901 msg/sec
                    AtomicQueue2, 8,i:   7,350,578 msg/sec
                   AtomicQueueB2, 1,s:  39,022,697 msg/sec
                   AtomicQueueB2, 1,i:  38,832,774 msg/sec
                   AtomicQueueB2, 2,s:  11,298,537 msg/sec
                   AtomicQueueB2, 2,i:  11,135,680 msg/sec
                   AtomicQueueB2, 3,s:   9,662,103 msg/sec
                   AtomicQueueB2, 3,i:   9,508,769 msg/sec
                   AtomicQueueB2, 4,s:   8,015,453 msg/sec
                   AtomicQueueB2, 4,i:   7,839,658 msg/sec
                   AtomicQueueB2, 5,s:   7,517,393 msg/sec
                   AtomicQueueB2, 5,i:   7,775,367 msg/sec
                   AtomicQueueB2, 6,s:   7,193,285 msg/sec
                   AtomicQueueB2, 6,i:   7,462,728 msg/sec
                   AtomicQueueB2, 7,s:   6,889,365 msg/sec
                   AtomicQueueB2, 7,i:   7,714,798 msg/sec
                   AtomicQueueB2, 8,s:   6,203,358 msg/sec
                   AtomicQueueB2, 8,i:   7,165,840 msg/sec
            OptimistAtomicQueue2, 1,s: 552,045,618 msg/sec
            OptimistAtomicQueue2, 1,i:  32,623,110 msg/sec
            OptimistAtomicQueue2, 2,s:  24,265,242 msg/sec
            OptimistAtomicQueue2, 2,i:  24,023,152 msg/sec
            OptimistAtomicQueue2, 3,s:  30,435,297 msg/sec
            OptimistAtomicQueue2, 3,i:  29,934,043 msg/sec
            OptimistAtomicQueue2, 4,s:  33,136,232 msg/sec
            OptimistAtomicQueue2, 4,i:  33,393,339 msg/sec
            OptimistAtomicQueue2, 5,s:  37,336,431 msg/sec
            OptimistAtomicQueue2, 5,i:  40,775,331 msg/sec
            OptimistAtomicQueue2, 6,s:  40,163,565 msg/sec
            OptimistAtomicQueue2, 6,i:  49,212,806 msg/sec
            OptimistAtomicQueue2, 7,s:  42,754,809 msg/sec
            OptimistAtomicQueue2, 7,i:  51,418,190 msg/sec
            OptimistAtomicQueue2, 8,s:  44,015,049 msg/sec
            OptimistAtomicQueue2, 8,i:  48,989,805 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,358,958 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,883,108 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,679,693 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,146,760 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,777,321 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,062,979 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,276,886 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,096,269 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,589,549 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,245,815 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,715,035 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,274,733 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,177,596 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,127,403 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,144,612 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,143,264 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000156 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000292 sec/round-trip
     xenium::michael_scott_queue: 0.000000362 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000206 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000173 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[25] 448m:24s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,687,146 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,258,610 msg/sec
          boost::lockfree::queue, 1,s:   6,876,330 msg/sec
          boost::lockfree::queue, 1,i:   6,897,119 msg/sec
          boost::lockfree::queue, 2,s:   7,682,128 msg/sec
          boost::lockfree::queue, 2,i:   7,469,980 msg/sec
          boost::lockfree::queue, 3,s:   7,381,851 msg/sec
          boost::lockfree::queue, 3,i:   7,570,070 msg/sec
          boost::lockfree::queue, 4,s:   6,418,312 msg/sec
          boost::lockfree::queue, 4,i:   6,857,319 msg/sec
          boost::lockfree::queue, 5,s:   6,452,325 msg/sec
          boost::lockfree::queue, 5,i:   6,733,518 msg/sec
          boost::lockfree::queue, 6,s:   6,010,467 msg/sec
          boost::lockfree::queue, 6,i:   6,120,962 msg/sec
          boost::lockfree::queue, 7,s:   5,989,978 msg/sec
          boost::lockfree::queue, 7,i:   5,983,859 msg/sec
          boost::lockfree::queue, 8,s:   5,430,643 msg/sec
          boost::lockfree::queue, 8,i:   5,584,824 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 485,336,586 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 410,187,709 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  28,443,751 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,511,969 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,447,802 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,621,024 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,493,086 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,578,470 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,758,672 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,174,305 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,259,973 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,500,173 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,373,386 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,312,766 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,247,110 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,892,487 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,200,782 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  40,635,663 msg/sec
                pthread_spinlock, 1,s:  29,158,978 msg/sec
                pthread_spinlock, 1,i:  29,165,746 msg/sec
                pthread_spinlock, 2,s:  15,659,820 msg/sec
                pthread_spinlock, 2,i:  17,077,301 msg/sec
                pthread_spinlock, 3,s:   8,344,985 msg/sec
                pthread_spinlock, 3,i:  12,097,285 msg/sec
                pthread_spinlock, 4,s:   6,458,734 msg/sec
                pthread_spinlock, 4,i:   8,962,816 msg/sec
                pthread_spinlock, 5,s:   8,775,376 msg/sec
                pthread_spinlock, 5,i:   9,312,229 msg/sec
                pthread_spinlock, 6,s:   8,379,841 msg/sec
                pthread_spinlock, 6,i:   8,427,388 msg/sec
                pthread_spinlock, 7,s:   7,490,105 msg/sec
                pthread_spinlock, 7,i:   7,977,700 msg/sec
                pthread_spinlock, 8,s:   6,703,655 msg/sec
                pthread_spinlock, 8,i:   6,984,785 msg/sec
                      std::mutex, 1,s:   6,921,747 msg/sec
                      std::mutex, 1,i:   6,920,397 msg/sec
                      std::mutex, 2,s:   5,468,893 msg/sec
                      std::mutex, 2,i:   5,920,569 msg/sec
                      std::mutex, 3,s:   5,961,093 msg/sec
                      std::mutex, 3,i:   5,951,515 msg/sec
                      std::mutex, 4,s:   6,231,468 msg/sec
                      std::mutex, 4,i:   6,330,107 msg/sec
                      std::mutex, 5,s:   6,092,542 msg/sec
                      std::mutex, 5,i:   5,669,416 msg/sec
                      std::mutex, 6,s:   5,945,412 msg/sec
                      std::mutex, 6,i:   5,901,529 msg/sec
                      std::mutex, 7,s:   5,874,293 msg/sec
                      std::mutex, 7,i:   5,838,022 msg/sec
                      std::mutex, 8,s:   5,765,631 msg/sec
                      std::mutex, 8,i:   5,760,421 msg/sec
                 tbb::spin_mutex, 1,s:  37,751,940 msg/sec
                 tbb::spin_mutex, 1,i:  37,657,776 msg/sec
                 tbb::spin_mutex, 2,s:  21,068,346 msg/sec
                 tbb::spin_mutex, 2,i:  18,364,318 msg/sec
                 tbb::spin_mutex, 3,s:   7,387,979 msg/sec
                 tbb::spin_mutex, 3,i:  10,234,703 msg/sec
                 tbb::spin_mutex, 4,s:   3,354,505 msg/sec
                 tbb::spin_mutex, 4,i:   6,382,450 msg/sec
                 tbb::spin_mutex, 5,s:   5,458,810 msg/sec
                 tbb::spin_mutex, 5,i:   5,545,488 msg/sec
                 tbb::spin_mutex, 6,s:   5,342,464 msg/sec
                 tbb::spin_mutex, 6,i:   4,382,106 msg/sec
                 tbb::spin_mutex, 7,s:   4,837,052 msg/sec
                 tbb::spin_mutex, 7,i:   4,369,045 msg/sec
                 tbb::spin_mutex, 8,s:   4,271,076 msg/sec
                 tbb::spin_mutex, 8,i:   4,100,979 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,579,386 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,913,432 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,709,018 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,884,146 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,991,619 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,692,152 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,310,660 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,290,739 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,547,512 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,217,187 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,787,180 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,439,848 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,976,437 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,670,166 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,043,304 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,718,645 msg/sec
     xenium::michael_scott_queue, 1,s:  10,120,294 msg/sec
     xenium::michael_scott_queue, 1,i:   9,767,931 msg/sec
     xenium::michael_scott_queue, 2,s:   8,535,556 msg/sec
     xenium::michael_scott_queue, 2,i:   8,556,103 msg/sec
     xenium::michael_scott_queue, 3,s:   7,153,057 msg/sec
     xenium::michael_scott_queue, 3,i:   7,553,252 msg/sec
     xenium::michael_scott_queue, 4,s:   6,343,301 msg/sec
     xenium::michael_scott_queue, 4,i:   6,352,764 msg/sec
     xenium::michael_scott_queue, 5,s:   6,328,614 msg/sec
     xenium::michael_scott_queue, 5,i:   6,671,391 msg/sec
     xenium::michael_scott_queue, 6,s:   6,546,063 msg/sec
     xenium::michael_scott_queue, 6,i:   6,797,017 msg/sec
     xenium::michael_scott_queue, 7,s:   6,302,126 msg/sec
     xenium::michael_scott_queue, 7,i:   6,509,094 msg/sec
     xenium::michael_scott_queue, 8,s:   6,001,368 msg/sec
     xenium::michael_scott_queue, 8,i:   6,257,151 msg/sec
         xenium::ramalhete_queue, 1,s:  32,183,096 msg/sec
         xenium::ramalhete_queue, 1,i:  31,954,105 msg/sec
         xenium::ramalhete_queue, 2,s:  23,764,011 msg/sec
         xenium::ramalhete_queue, 2,i:  23,449,779 msg/sec
         xenium::ramalhete_queue, 3,s:  29,212,744 msg/sec
         xenium::ramalhete_queue, 3,i:  28,545,121 msg/sec
         xenium::ramalhete_queue, 4,s:  33,866,188 msg/sec
         xenium::ramalhete_queue, 4,i:  33,512,600 msg/sec
         xenium::ramalhete_queue, 5,s:  32,204,274 msg/sec
         xenium::ramalhete_queue, 5,i:  36,099,028 msg/sec
         xenium::ramalhete_queue, 6,s:  34,232,013 msg/sec
         xenium::ramalhete_queue, 6,i:  38,778,197 msg/sec
         xenium::ramalhete_queue, 7,s:  35,315,875 msg/sec
         xenium::ramalhete_queue, 7,i:  41,494,846 msg/sec
         xenium::ramalhete_queue, 8,s:  35,597,442 msg/sec
         xenium::ramalhete_queue, 8,i:  43,657,959 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,135,896 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  86,954,542 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,719,278 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,509,490 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,624,502 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,800,774 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,636,058 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,232,020 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,286,912 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,299,827 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,318,273 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,185,493 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,247,797 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,277,479 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,398,113 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,519,042 msg/sec
                     AtomicQueue, 1,s: 160,980,752 msg/sec
                     AtomicQueue, 1,i: 138,596,022 msg/sec
                     AtomicQueue, 2,s:  12,253,092 msg/sec
                     AtomicQueue, 2,i:  11,736,694 msg/sec
                     AtomicQueue, 3,s:  10,816,472 msg/sec
                     AtomicQueue, 3,i:   9,902,263 msg/sec
                     AtomicQueue, 4,s:   8,141,772 msg/sec
                     AtomicQueue, 4,i:   8,207,989 msg/sec
                     AtomicQueue, 5,s:   8,013,240 msg/sec
                     AtomicQueue, 5,i:   8,082,752 msg/sec
                     AtomicQueue, 6,s:   7,810,332 msg/sec
                     AtomicQueue, 6,i:   7,609,040 msg/sec
                     AtomicQueue, 7,s:   7,144,164 msg/sec
                     AtomicQueue, 7,i:   8,004,257 msg/sec
                     AtomicQueue, 8,s:   6,315,877 msg/sec
                     AtomicQueue, 8,i:   7,352,646 msg/sec
                    AtomicQueueB, 1,s:  43,828,740 msg/sec
                    AtomicQueueB, 1,i:  42,974,185 msg/sec
                    AtomicQueueB, 2,s:  11,777,107 msg/sec
                    AtomicQueueB, 2,i:  11,477,924 msg/sec
                    AtomicQueueB, 3,s:  11,075,156 msg/sec
                    AtomicQueueB, 3,i:  10,191,368 msg/sec
                    AtomicQueueB, 4,s:   8,048,645 msg/sec
                    AtomicQueueB, 4,i:   8,080,599 msg/sec
                    AtomicQueueB, 5,s:   7,518,233 msg/sec
                    AtomicQueueB, 5,i:   7,783,827 msg/sec
                    AtomicQueueB, 6,s:   7,436,026 msg/sec
                    AtomicQueueB, 6,i:   7,547,272 msg/sec
                    AtomicQueueB, 7,s:   6,915,386 msg/sec
                    AtomicQueueB, 7,i:   7,776,272 msg/sec
                    AtomicQueueB, 8,s:   6,209,152 msg/sec
                    AtomicQueueB, 8,i:   7,011,492 msg/sec
             OptimistAtomicQueue, 1,s: 774,748,168 msg/sec
             OptimistAtomicQueue, 1,i: 522,255,323 msg/sec
             OptimistAtomicQueue, 2,s:  31,943,824 msg/sec
             OptimistAtomicQueue, 2,i:  32,035,718 msg/sec
             OptimistAtomicQueue, 3,s:  36,669,788 msg/sec
             OptimistAtomicQueue, 3,i:  37,419,115 msg/sec
             OptimistAtomicQueue, 4,s:  39,305,984 msg/sec
             OptimistAtomicQueue, 4,i:  39,390,884 msg/sec
             OptimistAtomicQueue, 5,s:  41,724,133 msg/sec
             OptimistAtomicQueue, 5,i:  46,369,243 msg/sec
             OptimistAtomicQueue, 6,s:  42,416,305 msg/sec
             OptimistAtomicQueue, 6,i:  50,328,373 msg/sec
             OptimistAtomicQueue, 7,s:  44,271,562 msg/sec
             OptimistAtomicQueue, 7,i:  49,093,048 msg/sec
             OptimistAtomicQueue, 8,s:  46,370,479 msg/sec
             OptimistAtomicQueue, 8,i:  49,020,480 msg/sec
            OptimistAtomicQueueB, 1,s:  99,554,761 msg/sec
            OptimistAtomicQueueB, 1,i:  77,441,224 msg/sec
            OptimistAtomicQueueB, 2,s:  32,333,016 msg/sec
            OptimistAtomicQueueB, 2,i:  32,402,466 msg/sec
            OptimistAtomicQueueB, 3,s:  36,225,825 msg/sec
            OptimistAtomicQueueB, 3,i:  36,836,515 msg/sec
            OptimistAtomicQueueB, 4,s:  38,700,490 msg/sec
            OptimistAtomicQueueB, 4,i:  38,558,566 msg/sec
            OptimistAtomicQueueB, 5,s:  40,333,879 msg/sec
            OptimistAtomicQueueB, 5,i:  46,095,386 msg/sec
            OptimistAtomicQueueB, 6,s:  40,593,508 msg/sec
            OptimistAtomicQueueB, 6,i:  49,211,339 msg/sec
            OptimistAtomicQueueB, 7,s:  42,410,507 msg/sec
            OptimistAtomicQueueB, 7,i:  48,272,001 msg/sec
            OptimistAtomicQueueB, 8,s:  44,492,150 msg/sec
            OptimistAtomicQueueB, 8,i:  48,405,233 msg/sec
                    AtomicQueue2, 1,s:  22,927,801 msg/sec
                    AtomicQueue2, 1,i:  22,950,769 msg/sec
                    AtomicQueue2, 2,s:  11,874,707 msg/sec
                    AtomicQueue2, 2,i:  11,430,301 msg/sec
                    AtomicQueue2, 3,s:   9,392,568 msg/sec
                    AtomicQueue2, 3,i:   9,507,974 msg/sec
                    AtomicQueue2, 4,s:   7,985,493 msg/sec
                    AtomicQueue2, 4,i:   8,031,894 msg/sec
                    AtomicQueue2, 5,s:   7,935,137 msg/sec
                    AtomicQueue2, 5,i:   8,032,313 msg/sec
                    AtomicQueue2, 6,s:   7,758,013 msg/sec
                    AtomicQueue2, 6,i:   7,547,496 msg/sec
                    AtomicQueue2, 7,s:   7,125,041 msg/sec
                    AtomicQueue2, 7,i:   7,876,263 msg/sec
                    AtomicQueue2, 8,s:   6,385,520 msg/sec
                    AtomicQueue2, 8,i:   7,371,475 msg/sec
                   AtomicQueueB2, 1,s:  35,927,993 msg/sec
                   AtomicQueueB2, 1,i:  32,602,592 msg/sec
                   AtomicQueueB2, 2,s:  11,407,260 msg/sec
                   AtomicQueueB2, 2,i:  11,087,984 msg/sec
                   AtomicQueueB2, 3,s:   9,668,166 msg/sec
                   AtomicQueueB2, 3,i:   9,537,524 msg/sec
                   AtomicQueueB2, 4,s:   7,994,502 msg/sec
                   AtomicQueueB2, 4,i:   7,781,591 msg/sec
                   AtomicQueueB2, 5,s:   7,459,312 msg/sec
                   AtomicQueueB2, 5,i:   7,712,215 msg/sec
                   AtomicQueueB2, 6,s:   7,185,344 msg/sec
                   AtomicQueueB2, 6,i:   7,451,436 msg/sec
                   AtomicQueueB2, 7,s:   6,826,923 msg/sec
                   AtomicQueueB2, 7,i:   7,709,757 msg/sec
                   AtomicQueueB2, 8,s:   6,336,111 msg/sec
                   AtomicQueueB2, 8,i:   7,115,565 msg/sec
            OptimistAtomicQueue2, 1,s: 406,653,419 msg/sec
            OptimistAtomicQueue2, 1,i:  29,554,481 msg/sec
            OptimistAtomicQueue2, 2,s:  24,276,768 msg/sec
            OptimistAtomicQueue2, 2,i:  24,023,570 msg/sec
            OptimistAtomicQueue2, 3,s:  30,461,815 msg/sec
            OptimistAtomicQueue2, 3,i:  30,226,234 msg/sec
            OptimistAtomicQueue2, 4,s:  33,130,202 msg/sec
            OptimistAtomicQueue2, 4,i:  33,065,387 msg/sec
            OptimistAtomicQueue2, 5,s:  37,000,931 msg/sec
            OptimistAtomicQueue2, 5,i:  40,218,601 msg/sec
            OptimistAtomicQueue2, 6,s:  40,119,250 msg/sec
            OptimistAtomicQueue2, 6,i:  49,153,445 msg/sec
            OptimistAtomicQueue2, 7,s:  42,698,278 msg/sec
            OptimistAtomicQueue2, 7,i:  48,006,645 msg/sec
            OptimistAtomicQueue2, 8,s:  44,068,580 msg/sec
            OptimistAtomicQueue2, 8,i:  48,531,571 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,744,506 msg/sec
           OptimistAtomicQueueB2, 1,i:  34,120,643 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,146,676 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,096,969 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,740,144 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,068,788 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,165,034 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,689,136 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,652,831 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,892,349 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,440,575 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,357,694 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,181,636 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,454,721 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,864,344 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,379,188 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000244 sec/round-trip
                pthread_spinlock: 0.000000263 sec/round-trip
                      std::mutex: 0.000000518 sec/round-trip
                 tbb::spin_mutex: 0.000000307 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[26] 447m:5s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,321,099 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,892,182 msg/sec
          boost::lockfree::queue, 1,s:   6,898,949 msg/sec
          boost::lockfree::queue, 1,i:   6,848,940 msg/sec
          boost::lockfree::queue, 2,s:   7,676,207 msg/sec
          boost::lockfree::queue, 2,i:   7,460,975 msg/sec
          boost::lockfree::queue, 3,s:   7,404,054 msg/sec
          boost::lockfree::queue, 3,i:   7,582,230 msg/sec
          boost::lockfree::queue, 4,s:   6,428,375 msg/sec
          boost::lockfree::queue, 4,i:   6,818,443 msg/sec
          boost::lockfree::queue, 5,s:   6,467,556 msg/sec
          boost::lockfree::queue, 5,i:   6,461,973 msg/sec
          boost::lockfree::queue, 6,s:   5,977,823 msg/sec
          boost::lockfree::queue, 6,i:   6,102,436 msg/sec
          boost::lockfree::queue, 7,s:   5,921,293 msg/sec
          boost::lockfree::queue, 7,i:   5,953,936 msg/sec
          boost::lockfree::queue, 8,s:   5,441,565 msg/sec
          boost::lockfree::queue, 8,i:   5,669,333 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  50,410,185 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  47,010,732 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,666,268 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,764,582 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,255,242 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,960,047 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,036,389 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,094,986 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,019,131 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,869,978 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,222,695 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,571,832 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,695,503 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,254,301 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,127,261 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,740,721 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,386,712 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,898,743 msg/sec
                pthread_spinlock, 1,s:  28,939,178 msg/sec
                pthread_spinlock, 1,i:  25,304,393 msg/sec
                pthread_spinlock, 2,s:  15,203,979 msg/sec
                pthread_spinlock, 2,i:  16,662,881 msg/sec
                pthread_spinlock, 3,s:   8,357,954 msg/sec
                pthread_spinlock, 3,i:  11,966,620 msg/sec
                pthread_spinlock, 4,s:   6,477,984 msg/sec
                pthread_spinlock, 4,i:   9,129,508 msg/sec
                pthread_spinlock, 5,s:   8,650,712 msg/sec
                pthread_spinlock, 5,i:   9,326,670 msg/sec
                pthread_spinlock, 6,s:   8,546,612 msg/sec
                pthread_spinlock, 6,i:   8,408,769 msg/sec
                pthread_spinlock, 7,s:   7,571,270 msg/sec
                pthread_spinlock, 7,i:   7,641,367 msg/sec
                pthread_spinlock, 8,s:   6,607,436 msg/sec
                pthread_spinlock, 8,i:   6,871,743 msg/sec
                      std::mutex, 1,s:   5,804,595 msg/sec
                      std::mutex, 1,i:   5,825,565 msg/sec
                      std::mutex, 2,s:   4,978,941 msg/sec
                      std::mutex, 2,i:   6,318,468 msg/sec
                      std::mutex, 3,s:   6,030,410 msg/sec
                      std::mutex, 3,i:   5,733,933 msg/sec
                      std::mutex, 4,s:   5,193,585 msg/sec
                      std::mutex, 4,i:   6,025,914 msg/sec
                      std::mutex, 5,s:   5,587,085 msg/sec
                      std::mutex, 5,i:   6,167,273 msg/sec
                      std::mutex, 6,s:   5,580,892 msg/sec
                      std::mutex, 6,i:   6,032,227 msg/sec
                      std::mutex, 7,s:   5,858,430 msg/sec
                      std::mutex, 7,i:   5,947,022 msg/sec
                      std::mutex, 8,s:   5,743,421 msg/sec
                      std::mutex, 8,i:   5,746,579 msg/sec
                 tbb::spin_mutex, 1,s:  37,864,720 msg/sec
                 tbb::spin_mutex, 1,i:  33,013,893 msg/sec
                 tbb::spin_mutex, 2,s:  21,115,821 msg/sec
                 tbb::spin_mutex, 2,i:  18,417,234 msg/sec
                 tbb::spin_mutex, 3,s:   7,348,682 msg/sec
                 tbb::spin_mutex, 3,i:  10,191,440 msg/sec
                 tbb::spin_mutex, 4,s:   3,164,857 msg/sec
                 tbb::spin_mutex, 4,i:   6,335,828 msg/sec
                 tbb::spin_mutex, 5,s:   5,547,157 msg/sec
                 tbb::spin_mutex, 5,i:   5,445,897 msg/sec
                 tbb::spin_mutex, 6,s:   5,280,257 msg/sec
                 tbb::spin_mutex, 6,i:   4,354,299 msg/sec
                 tbb::spin_mutex, 7,s:   4,486,115 msg/sec
                 tbb::spin_mutex, 7,i:   4,356,248 msg/sec
                 tbb::spin_mutex, 8,s:   4,253,499 msg/sec
                 tbb::spin_mutex, 8,i:   4,066,511 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,070,084 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,128,908 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,708,113 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,671,772 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,603,530 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,490,762 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,382,776 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,233,571 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,684,418 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,728,537 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,716,847 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,010,701 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,825,992 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,959,070 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,887,192 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,118,396 msg/sec
     xenium::michael_scott_queue, 1,s:   9,195,184 msg/sec
     xenium::michael_scott_queue, 1,i:   9,024,161 msg/sec
     xenium::michael_scott_queue, 2,s:   8,495,236 msg/sec
     xenium::michael_scott_queue, 2,i:   8,472,491 msg/sec
     xenium::michael_scott_queue, 3,s:   7,254,165 msg/sec
     xenium::michael_scott_queue, 3,i:   7,594,615 msg/sec
     xenium::michael_scott_queue, 4,s:   6,310,208 msg/sec
     xenium::michael_scott_queue, 4,i:   6,370,304 msg/sec
     xenium::michael_scott_queue, 5,s:   6,291,543 msg/sec
     xenium::michael_scott_queue, 5,i:   6,648,858 msg/sec
     xenium::michael_scott_queue, 6,s:   6,438,033 msg/sec
     xenium::michael_scott_queue, 6,i:   6,705,844 msg/sec
     xenium::michael_scott_queue, 7,s:   6,299,478 msg/sec
     xenium::michael_scott_queue, 7,i:   6,520,045 msg/sec
     xenium::michael_scott_queue, 8,s:   5,992,508 msg/sec
     xenium::michael_scott_queue, 8,i:   6,183,078 msg/sec
         xenium::ramalhete_queue, 1,s:  32,315,852 msg/sec
         xenium::ramalhete_queue, 1,i:  32,701,865 msg/sec
         xenium::ramalhete_queue, 2,s:  23,727,283 msg/sec
         xenium::ramalhete_queue, 2,i:  23,388,054 msg/sec
         xenium::ramalhete_queue, 3,s:  29,366,096 msg/sec
         xenium::ramalhete_queue, 3,i:  28,471,405 msg/sec
         xenium::ramalhete_queue, 4,s:  33,766,735 msg/sec
         xenium::ramalhete_queue, 4,i:  33,420,882 msg/sec
         xenium::ramalhete_queue, 5,s:  32,160,093 msg/sec
         xenium::ramalhete_queue, 5,i:  38,440,002 msg/sec
         xenium::ramalhete_queue, 6,s:  33,974,702 msg/sec
         xenium::ramalhete_queue, 6,i:  39,177,859 msg/sec
         xenium::ramalhete_queue, 7,s:  35,230,065 msg/sec
         xenium::ramalhete_queue, 7,i:  41,073,068 msg/sec
         xenium::ramalhete_queue, 8,s:  35,514,629 msg/sec
         xenium::ramalhete_queue, 8,i:  43,953,383 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,645,147 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  77,023,650 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,046,186 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,164,041 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,771,538 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,525,369 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,675,664 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,155,528 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,964,731 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,369,627 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,046,700 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,284,268 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,256,953 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,023,217 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,392,479 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,356,877 msg/sec
                     AtomicQueue, 1,s:  59,249,186 msg/sec
                     AtomicQueue, 1,i:  57,377,802 msg/sec
                     AtomicQueue, 2,s:  12,238,230 msg/sec
                     AtomicQueue, 2,i:  11,724,384 msg/sec
                     AtomicQueue, 3,s:  10,731,678 msg/sec
                     AtomicQueue, 3,i:   9,936,293 msg/sec
                     AtomicQueue, 4,s:   8,159,802 msg/sec
                     AtomicQueue, 4,i:   8,194,523 msg/sec
                     AtomicQueue, 5,s:   8,033,085 msg/sec
                     AtomicQueue, 5,i:   8,145,303 msg/sec
                     AtomicQueue, 6,s:   7,822,368 msg/sec
                     AtomicQueue, 6,i:   7,622,627 msg/sec
                     AtomicQueue, 7,s:   7,085,831 msg/sec
                     AtomicQueue, 7,i:   7,977,342 msg/sec
                     AtomicQueue, 8,s:   6,330,295 msg/sec
                     AtomicQueue, 8,i:   7,302,583 msg/sec
                    AtomicQueueB, 1,s:  43,912,712 msg/sec
                    AtomicQueueB, 1,i:  46,460,932 msg/sec
                    AtomicQueueB, 2,s:  11,642,129 msg/sec
                    AtomicQueueB, 2,i:  11,462,854 msg/sec
                    AtomicQueueB, 3,s:  11,017,087 msg/sec
                    AtomicQueueB, 3,i:  10,166,779 msg/sec
                    AtomicQueueB, 4,s:   8,045,859 msg/sec
                    AtomicQueueB, 4,i:   7,937,286 msg/sec
                    AtomicQueueB, 5,s:   7,671,482 msg/sec
                    AtomicQueueB, 5,i:   7,761,477 msg/sec
                    AtomicQueueB, 6,s:   7,337,864 msg/sec
                    AtomicQueueB, 6,i:   7,509,719 msg/sec
                    AtomicQueueB, 7,s:   6,887,863 msg/sec
                    AtomicQueueB, 7,i:   7,685,325 msg/sec
                    AtomicQueueB, 8,s:   6,213,122 msg/sec
                    AtomicQueueB, 8,i:   7,190,055 msg/sec
             OptimistAtomicQueue, 1,s: 791,707,967 msg/sec
             OptimistAtomicQueue, 1,i: 654,492,345 msg/sec
             OptimistAtomicQueue, 2,s:  32,659,871 msg/sec
             OptimistAtomicQueue, 2,i:  32,683,149 msg/sec
             OptimistAtomicQueue, 3,s:  36,658,538 msg/sec
             OptimistAtomicQueue, 3,i:  37,336,194 msg/sec
             OptimistAtomicQueue, 4,s:  39,267,211 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,232 msg/sec
             OptimistAtomicQueue, 5,s:  42,486,646 msg/sec
             OptimistAtomicQueue, 5,i:  46,122,475 msg/sec
             OptimistAtomicQueue, 6,s:  42,083,342 msg/sec
             OptimistAtomicQueue, 6,i:  49,772,413 msg/sec
             OptimistAtomicQueue, 7,s:  45,268,710 msg/sec
             OptimistAtomicQueue, 7,i:  53,058,251 msg/sec
             OptimistAtomicQueue, 8,s:  46,306,262 msg/sec
             OptimistAtomicQueue, 8,i:  48,624,208 msg/sec
            OptimistAtomicQueueB, 1,s: 233,603,528 msg/sec
            OptimistAtomicQueueB, 1,i:  81,727,558 msg/sec
            OptimistAtomicQueueB, 2,s:  32,292,414 msg/sec
            OptimistAtomicQueueB, 2,i:  32,387,212 msg/sec
            OptimistAtomicQueueB, 3,s:  36,335,956 msg/sec
            OptimistAtomicQueueB, 3,i:  36,971,426 msg/sec
            OptimistAtomicQueueB, 4,s:  38,770,422 msg/sec
            OptimistAtomicQueueB, 4,i:  38,644,516 msg/sec
            OptimistAtomicQueueB, 5,s:  41,170,697 msg/sec
            OptimistAtomicQueueB, 5,i:  46,077,804 msg/sec
            OptimistAtomicQueueB, 6,s:  41,273,850 msg/sec
            OptimistAtomicQueueB, 6,i:  48,511,807 msg/sec
            OptimistAtomicQueueB, 7,s:  42,183,197 msg/sec
            OptimistAtomicQueueB, 7,i:  51,526,750 msg/sec
            OptimistAtomicQueueB, 8,s:  44,436,522 msg/sec
            OptimistAtomicQueueB, 8,i:  47,899,003 msg/sec
                    AtomicQueue2, 1,s:  22,838,300 msg/sec
                    AtomicQueue2, 1,i:  22,875,463 msg/sec
                    AtomicQueue2, 2,s:  11,755,687 msg/sec
                    AtomicQueue2, 2,i:  11,369,529 msg/sec
                    AtomicQueue2, 3,s:   9,735,026 msg/sec
                    AtomicQueue2, 3,i:   9,421,335 msg/sec
                    AtomicQueue2, 4,s:   8,067,080 msg/sec
                    AtomicQueue2, 4,i:   8,046,789 msg/sec
                    AtomicQueue2, 5,s:   7,929,518 msg/sec
                    AtomicQueue2, 5,i:   8,062,553 msg/sec
                    AtomicQueue2, 6,s:   7,744,702 msg/sec
                    AtomicQueue2, 6,i:   7,528,054 msg/sec
                    AtomicQueue2, 7,s:   7,146,848 msg/sec
                    AtomicQueue2, 7,i:   7,882,910 msg/sec
                    AtomicQueue2, 8,s:   6,399,045 msg/sec
                    AtomicQueue2, 8,i:   7,231,307 msg/sec
                   AtomicQueueB2, 1,s:  36,179,475 msg/sec
                   AtomicQueueB2, 1,i:  32,628,196 msg/sec
                   AtomicQueueB2, 2,s:  11,433,062 msg/sec
                   AtomicQueueB2, 2,i:  11,093,042 msg/sec
                   AtomicQueueB2, 3,s:   9,587,526 msg/sec
                   AtomicQueueB2, 3,i:   9,529,163 msg/sec
                   AtomicQueueB2, 4,s:   7,961,028 msg/sec
                   AtomicQueueB2, 4,i:   7,847,479 msg/sec
                   AtomicQueueB2, 5,s:   7,485,935 msg/sec
                   AtomicQueueB2, 5,i:   7,695,660 msg/sec
                   AtomicQueueB2, 6,s:   7,381,387 msg/sec
                   AtomicQueueB2, 6,i:   7,438,347 msg/sec
                   AtomicQueueB2, 7,s:   6,945,863 msg/sec
                   AtomicQueueB2, 7,i:   7,692,657 msg/sec
                   AtomicQueueB2, 8,s:   6,250,526 msg/sec
                   AtomicQueueB2, 8,i:   6,947,030 msg/sec
            OptimistAtomicQueue2, 1,s:  39,095,984 msg/sec
            OptimistAtomicQueue2, 1,i:  32,284,409 msg/sec
            OptimistAtomicQueue2, 2,s:  25,857,666 msg/sec
            OptimistAtomicQueue2, 2,i:  24,422,358 msg/sec
            OptimistAtomicQueue2, 3,s:  29,828,735 msg/sec
            OptimistAtomicQueue2, 3,i:  29,574,050 msg/sec
            OptimistAtomicQueue2, 4,s:  33,159,156 msg/sec
            OptimistAtomicQueue2, 4,i:  33,303,517 msg/sec
            OptimistAtomicQueue2, 5,s:  37,166,917 msg/sec
            OptimistAtomicQueue2, 5,i:  40,056,962 msg/sec
            OptimistAtomicQueue2, 6,s:  40,041,011 msg/sec
            OptimistAtomicQueue2, 6,i:  49,158,453 msg/sec
            OptimistAtomicQueue2, 7,s:  43,301,193 msg/sec
            OptimistAtomicQueue2, 7,i:  48,222,683 msg/sec
            OptimistAtomicQueue2, 8,s:  44,180,100 msg/sec
            OptimistAtomicQueue2, 8,i:  49,848,021 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,611,867 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,941,987 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,214,730 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,182,812 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,736,865 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,127,524 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,261,070 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,990,774 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,612,564 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,453,358 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,920,187 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,382,918 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,155,063 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,134,571 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,889,960 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,327,605 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000137 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000287 sec/round-trip
                      std::mutex: 0.000000511 sec/round-trip
                 tbb::spin_mutex: 0.000000306 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000384 sec/round-trip
         xenium::ramalhete_queue: 0.000000275 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[27] 445m:45s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,235,775 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,064,287 msg/sec
          boost::lockfree::queue, 1,s:   7,970,921 msg/sec
          boost::lockfree::queue, 1,i:   8,002,767 msg/sec
          boost::lockfree::queue, 2,s:   7,522,675 msg/sec
          boost::lockfree::queue, 2,i:   7,585,121 msg/sec
          boost::lockfree::queue, 3,s:   7,366,048 msg/sec
          boost::lockfree::queue, 3,i:   7,560,606 msg/sec
          boost::lockfree::queue, 4,s:   6,417,689 msg/sec
          boost::lockfree::queue, 4,i:   6,871,359 msg/sec
          boost::lockfree::queue, 5,s:   6,384,372 msg/sec
          boost::lockfree::queue, 5,i:   6,470,586 msg/sec
          boost::lockfree::queue, 6,s:   5,968,171 msg/sec
          boost::lockfree::queue, 6,i:   6,096,199 msg/sec
          boost::lockfree::queue, 7,s:   6,014,711 msg/sec
          boost::lockfree::queue, 7,i:   5,841,030 msg/sec
          boost::lockfree::queue, 8,s:   5,472,239 msg/sec
          boost::lockfree::queue, 8,i:   5,545,869 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 462,750,387 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 455,206,175 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,332,055 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,410,601 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,772,396 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,704,189 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,452,836 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,841,054 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,740,962 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,820,482 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  43,716,588 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,653,751 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,703,550 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,385,096 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,164,748 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,520,709 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,373,866 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,758,894 msg/sec
                pthread_spinlock, 1,s:  29,175,534 msg/sec
                pthread_spinlock, 1,i:  25,471,492 msg/sec
                pthread_spinlock, 2,s:  15,863,895 msg/sec
                pthread_spinlock, 2,i:  17,118,287 msg/sec
                pthread_spinlock, 3,s:   8,552,299 msg/sec
                pthread_spinlock, 3,i:  12,067,182 msg/sec
                pthread_spinlock, 4,s:   6,499,447 msg/sec
                pthread_spinlock, 4,i:   8,854,222 msg/sec
                pthread_spinlock, 5,s:   8,578,359 msg/sec
                pthread_spinlock, 5,i:   9,360,621 msg/sec
                pthread_spinlock, 6,s:   8,290,774 msg/sec
                pthread_spinlock, 6,i:   8,970,788 msg/sec
                pthread_spinlock, 7,s:   7,491,490 msg/sec
                pthread_spinlock, 7,i:   7,716,013 msg/sec
                pthread_spinlock, 8,s:   6,875,578 msg/sec
                pthread_spinlock, 8,i:   6,814,495 msg/sec
                      std::mutex, 1,s:   5,875,904 msg/sec
                      std::mutex, 1,i:   6,009,920 msg/sec
                      std::mutex, 2,s:   5,089,248 msg/sec
                      std::mutex, 2,i:   6,018,309 msg/sec
                      std::mutex, 3,s:   5,636,029 msg/sec
                      std::mutex, 3,i:   6,099,841 msg/sec
                      std::mutex, 4,s:   6,268,333 msg/sec
                      std::mutex, 4,i:   6,289,208 msg/sec
                      std::mutex, 5,s:   5,874,661 msg/sec
                      std::mutex, 5,i:   5,582,424 msg/sec
                      std::mutex, 6,s:   6,045,059 msg/sec
                      std::mutex, 6,i:   5,925,151 msg/sec
                      std::mutex, 7,s:   5,850,754 msg/sec
                      std::mutex, 7,i:   5,829,780 msg/sec
                      std::mutex, 8,s:   5,777,553 msg/sec
                      std::mutex, 8,i:   5,731,637 msg/sec
                 tbb::spin_mutex, 1,s:  37,858,757 msg/sec
                 tbb::spin_mutex, 1,i:  37,905,047 msg/sec
                 tbb::spin_mutex, 2,s:  21,207,630 msg/sec
                 tbb::spin_mutex, 2,i:  20,708,104 msg/sec
                 tbb::spin_mutex, 3,s:   7,847,859 msg/sec
                 tbb::spin_mutex, 3,i:  10,529,349 msg/sec
                 tbb::spin_mutex, 4,s:   3,313,670 msg/sec
                 tbb::spin_mutex, 4,i:   6,341,390 msg/sec
                 tbb::spin_mutex, 5,s:   5,616,420 msg/sec
                 tbb::spin_mutex, 5,i:   5,627,111 msg/sec
                 tbb::spin_mutex, 6,s:   5,242,690 msg/sec
                 tbb::spin_mutex, 6,i:   4,329,738 msg/sec
                 tbb::spin_mutex, 7,s:   4,704,677 msg/sec
                 tbb::spin_mutex, 7,i:   4,280,455 msg/sec
                 tbb::spin_mutex, 8,s:   4,242,780 msg/sec
                 tbb::spin_mutex, 8,i:   4,169,699 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,162,402 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,626,766 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,748,614 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,181,465 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,493,008 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,854,524 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,080,243 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,395,404 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,739,142 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,774,335 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,876,556 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,945,804 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,780,884 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,137,459 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,660,342 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,317,138 msg/sec
     xenium::michael_scott_queue, 1,s:   9,300,673 msg/sec
     xenium::michael_scott_queue, 1,i:   9,252,861 msg/sec
     xenium::michael_scott_queue, 2,s:   8,364,370 msg/sec
     xenium::michael_scott_queue, 2,i:   8,494,157 msg/sec
     xenium::michael_scott_queue, 3,s:   7,296,339 msg/sec
     xenium::michael_scott_queue, 3,i:   7,659,983 msg/sec
     xenium::michael_scott_queue, 4,s:   6,252,660 msg/sec
     xenium::michael_scott_queue, 4,i:   6,421,169 msg/sec
     xenium::michael_scott_queue, 5,s:   6,306,605 msg/sec
     xenium::michael_scott_queue, 5,i:   6,647,883 msg/sec
     xenium::michael_scott_queue, 6,s:   6,450,301 msg/sec
     xenium::michael_scott_queue, 6,i:   6,950,398 msg/sec
     xenium::michael_scott_queue, 7,s:   6,298,262 msg/sec
     xenium::michael_scott_queue, 7,i:   6,512,817 msg/sec
     xenium::michael_scott_queue, 8,s:   6,001,428 msg/sec
     xenium::michael_scott_queue, 8,i:   6,139,739 msg/sec
         xenium::ramalhete_queue, 1,s:  27,864,040 msg/sec
         xenium::ramalhete_queue, 1,i:  32,434,824 msg/sec
         xenium::ramalhete_queue, 2,s:  23,462,137 msg/sec
         xenium::ramalhete_queue, 2,i:  23,305,300 msg/sec
         xenium::ramalhete_queue, 3,s:  29,267,767 msg/sec
         xenium::ramalhete_queue, 3,i:  28,482,508 msg/sec
         xenium::ramalhete_queue, 4,s:  33,860,365 msg/sec
         xenium::ramalhete_queue, 4,i:  33,455,929 msg/sec
         xenium::ramalhete_queue, 5,s:  32,083,066 msg/sec
         xenium::ramalhete_queue, 5,i:  36,090,271 msg/sec
         xenium::ramalhete_queue, 6,s:  34,074,063 msg/sec
         xenium::ramalhete_queue, 6,i:  38,605,892 msg/sec
         xenium::ramalhete_queue, 7,s:  34,926,710 msg/sec
         xenium::ramalhete_queue, 7,i:  41,042,148 msg/sec
         xenium::ramalhete_queue, 8,s:  35,377,007 msg/sec
         xenium::ramalhete_queue, 8,i:  43,721,684 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,116,774 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,281,796 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,619,971 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,021,341 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,629,867 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,745,437 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,683,964 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,160,935 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,239,807 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,282,678 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,866,905 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,432,951 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,301,171 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,348,264 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,381,634 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,347,401 msg/sec
                     AtomicQueue, 1,s:  58,829,693 msg/sec
                     AtomicQueue, 1,i:  56,622,603 msg/sec
                     AtomicQueue, 2,s:  12,281,553 msg/sec
                     AtomicQueue, 2,i:  11,727,656 msg/sec
                     AtomicQueue, 3,s:  10,793,594 msg/sec
                     AtomicQueue, 3,i:   9,814,349 msg/sec
                     AtomicQueue, 4,s:   8,209,925 msg/sec
                     AtomicQueue, 4,i:   8,188,520 msg/sec
                     AtomicQueue, 5,s:   7,983,436 msg/sec
                     AtomicQueue, 5,i:   8,011,966 msg/sec
                     AtomicQueue, 6,s:   7,796,594 msg/sec
                     AtomicQueue, 6,i:   7,600,857 msg/sec
                     AtomicQueue, 7,s:   7,047,218 msg/sec
                     AtomicQueue, 7,i:   7,968,258 msg/sec
                     AtomicQueue, 8,s:   6,342,391 msg/sec
                     AtomicQueue, 8,i:   7,434,551 msg/sec
                    AtomicQueueB, 1,s:  60,107,825 msg/sec
                    AtomicQueueB, 1,i:  43,016,849 msg/sec
                    AtomicQueueB, 2,s:  11,819,152 msg/sec
                    AtomicQueueB, 2,i:  11,462,123 msg/sec
                    AtomicQueueB, 3,s:  10,994,359 msg/sec
                    AtomicQueueB, 3,i:  10,068,572 msg/sec
                    AtomicQueueB, 4,s:   8,000,402 msg/sec
                    AtomicQueueB, 4,i:   8,073,562 msg/sec
                    AtomicQueueB, 5,s:   7,645,533 msg/sec
                    AtomicQueueB, 5,i:   7,778,497 msg/sec
                    AtomicQueueB, 6,s:   7,209,773 msg/sec
                    AtomicQueueB, 6,i:   7,536,439 msg/sec
                    AtomicQueueB, 7,s:   6,893,400 msg/sec
                    AtomicQueueB, 7,i:   7,706,025 msg/sec
                    AtomicQueueB, 8,s:   6,205,607 msg/sec
                    AtomicQueueB, 8,i:   7,168,113 msg/sec
             OptimistAtomicQueue, 1,s: 721,603,937 msg/sec
             OptimistAtomicQueue, 1,i: 520,302,123 msg/sec
             OptimistAtomicQueue, 2,s:  32,130,048 msg/sec
             OptimistAtomicQueue, 2,i:  32,242,549 msg/sec
             OptimistAtomicQueue, 3,s:  36,657,881 msg/sec
             OptimistAtomicQueue, 3,i:  37,270,145 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,909 msg/sec
             OptimistAtomicQueue, 4,i:  39,388,139 msg/sec
             OptimistAtomicQueue, 5,s:  42,632,328 msg/sec
             OptimistAtomicQueue, 5,i:  48,441,383 msg/sec
             OptimistAtomicQueue, 6,s:  42,503,620 msg/sec
             OptimistAtomicQueue, 6,i:  50,417,354 msg/sec
             OptimistAtomicQueue, 7,s:  44,405,939 msg/sec
             OptimistAtomicQueue, 7,i:  51,986,568 msg/sec
             OptimistAtomicQueue, 8,s:  46,352,736 msg/sec
             OptimistAtomicQueue, 8,i:  49,059,028 msg/sec
            OptimistAtomicQueueB, 1,s:  78,016,861 msg/sec
            OptimistAtomicQueueB, 1,i:  76,498,732 msg/sec
            OptimistAtomicQueueB, 2,s:  32,282,037 msg/sec
            OptimistAtomicQueueB, 2,i:  32,249,163 msg/sec
            OptimistAtomicQueueB, 3,s:  36,273,521 msg/sec
            OptimistAtomicQueueB, 3,i:  36,953,507 msg/sec
            OptimistAtomicQueueB, 4,s:  38,691,792 msg/sec
            OptimistAtomicQueueB, 4,i:  38,705,835 msg/sec
            OptimistAtomicQueueB, 5,s:  40,631,762 msg/sec
            OptimistAtomicQueueB, 5,i:  45,447,118 msg/sec
            OptimistAtomicQueueB, 6,s:  40,740,636 msg/sec
            OptimistAtomicQueueB, 6,i:  48,901,854 msg/sec
            OptimistAtomicQueueB, 7,s:  41,742,106 msg/sec
            OptimistAtomicQueueB, 7,i:  47,513,268 msg/sec
            OptimistAtomicQueueB, 8,s:  44,589,536 msg/sec
            OptimistAtomicQueueB, 8,i:  47,730,533 msg/sec
                    AtomicQueue2, 1,s:  23,334,323 msg/sec
                    AtomicQueue2, 1,i:  23,296,579 msg/sec
                    AtomicQueue2, 2,s:  11,828,740 msg/sec
                    AtomicQueue2, 2,i:  11,600,101 msg/sec
                    AtomicQueue2, 3,s:   9,410,751 msg/sec
                    AtomicQueue2, 3,i:   9,345,117 msg/sec
                    AtomicQueue2, 4,s:   8,105,605 msg/sec
                    AtomicQueue2, 4,i:   8,101,614 msg/sec
                    AtomicQueue2, 5,s:   7,904,037 msg/sec
                    AtomicQueue2, 5,i:   8,053,934 msg/sec
                    AtomicQueue2, 6,s:   7,906,752 msg/sec
                    AtomicQueue2, 6,i:   7,535,345 msg/sec
                    AtomicQueue2, 7,s:   7,113,292 msg/sec
                    AtomicQueue2, 7,i:   7,904,180 msg/sec
                    AtomicQueue2, 8,s:   6,371,728 msg/sec
                    AtomicQueue2, 8,i:   7,347,927 msg/sec
                   AtomicQueueB2, 1,s:  35,790,106 msg/sec
                   AtomicQueueB2, 1,i:  32,631,356 msg/sec
                   AtomicQueueB2, 2,s:  11,475,003 msg/sec
                   AtomicQueueB2, 2,i:  11,045,823 msg/sec
                   AtomicQueueB2, 3,s:   9,628,996 msg/sec
                   AtomicQueueB2, 3,i:   9,542,271 msg/sec
                   AtomicQueueB2, 4,s:   7,942,640 msg/sec
                   AtomicQueueB2, 4,i:   7,876,675 msg/sec
                   AtomicQueueB2, 5,s:   7,547,215 msg/sec
                   AtomicQueueB2, 5,i:   7,762,492 msg/sec
                   AtomicQueueB2, 6,s:   7,343,958 msg/sec
                   AtomicQueueB2, 6,i:   7,460,106 msg/sec
                   AtomicQueueB2, 7,s:   6,819,105 msg/sec
                   AtomicQueueB2, 7,i:   7,734,298 msg/sec
                   AtomicQueueB2, 8,s:   6,266,596 msg/sec
                   AtomicQueueB2, 8,i:   6,947,208 msg/sec
            OptimistAtomicQueue2, 1,s: 589,632,202 msg/sec
            OptimistAtomicQueue2, 1,i:  29,610,477 msg/sec
            OptimistAtomicQueue2, 2,s:  22,762,611 msg/sec
            OptimistAtomicQueue2, 2,i:  23,738,497 msg/sec
            OptimistAtomicQueue2, 3,s:  29,848,007 msg/sec
            OptimistAtomicQueue2, 3,i:  29,987,630 msg/sec
            OptimistAtomicQueue2, 4,s:  33,219,791 msg/sec
            OptimistAtomicQueue2, 4,i:  33,196,012 msg/sec
            OptimistAtomicQueue2, 5,s:  37,181,204 msg/sec
            OptimistAtomicQueue2, 5,i:  41,010,814 msg/sec
            OptimistAtomicQueue2, 6,s:  40,151,541 msg/sec
            OptimistAtomicQueue2, 6,i:  49,151,105 msg/sec
            OptimistAtomicQueue2, 7,s:  42,702,072 msg/sec
            OptimistAtomicQueue2, 7,i:  51,378,124 msg/sec
            OptimistAtomicQueue2, 8,s:  43,957,274 msg/sec
            OptimistAtomicQueue2, 8,i:  48,544,545 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,235,518 msg/sec
           OptimistAtomicQueueB2, 1,i:  36,917,967 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,940,965 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,169,597 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,824,641 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,101,362 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,908,863 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,024,312 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,636,596 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,910,770 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,306,317 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,317,692 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,891,239 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,419,553 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,500,718 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,285,011 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000112 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000243 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000453 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[28] 444m:26s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,131,789 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,099,596 msg/sec
          boost::lockfree::queue, 1,s:   7,960,648 msg/sec
          boost::lockfree::queue, 1,i:   7,990,278 msg/sec
          boost::lockfree::queue, 2,s:   7,608,238 msg/sec
          boost::lockfree::queue, 2,i:   7,565,740 msg/sec
          boost::lockfree::queue, 3,s:   7,360,650 msg/sec
          boost::lockfree::queue, 3,i:   7,558,907 msg/sec
          boost::lockfree::queue, 4,s:   6,421,426 msg/sec
          boost::lockfree::queue, 4,i:   6,824,868 msg/sec
          boost::lockfree::queue, 5,s:   6,401,301 msg/sec
          boost::lockfree::queue, 5,i:   6,476,963 msg/sec
          boost::lockfree::queue, 6,s:   6,019,899 msg/sec
          boost::lockfree::queue, 6,i:   6,090,599 msg/sec
          boost::lockfree::queue, 7,s:   5,903,778 msg/sec
          boost::lockfree::queue, 7,i:   5,961,128 msg/sec
          boost::lockfree::queue, 8,s:   5,423,202 msg/sec
          boost::lockfree::queue, 8,i:   5,507,953 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 422,282,406 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 126,502,233 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,783,842 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,268,187 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,987,608 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,711,021 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,339,067 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,777,183 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  29,828,884 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,227,617 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,318,790 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,025,536 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  45,764,216 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,669,190 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,065,075 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,385,614 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  52,062,791 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,972,171 msg/sec
                pthread_spinlock, 1,s:  28,626,584 msg/sec
                pthread_spinlock, 1,i:  25,284,670 msg/sec
                pthread_spinlock, 2,s:  16,349,690 msg/sec
                pthread_spinlock, 2,i:  17,083,192 msg/sec
                pthread_spinlock, 3,s:   8,316,789 msg/sec
                pthread_spinlock, 3,i:  11,985,088 msg/sec
                pthread_spinlock, 4,s:   6,490,048 msg/sec
                pthread_spinlock, 4,i:   8,689,506 msg/sec
                pthread_spinlock, 5,s:   8,674,418 msg/sec
                pthread_spinlock, 5,i:   9,331,058 msg/sec
                pthread_spinlock, 6,s:   8,320,183 msg/sec
                pthread_spinlock, 6,i:   8,422,413 msg/sec
                pthread_spinlock, 7,s:   7,564,085 msg/sec
                pthread_spinlock, 7,i:   7,623,851 msg/sec
                pthread_spinlock, 8,s:   6,654,946 msg/sec
                pthread_spinlock, 8,i:   6,955,651 msg/sec
                      std::mutex, 1,s:   5,979,352 msg/sec
                      std::mutex, 1,i:   5,747,886 msg/sec
                      std::mutex, 2,s:   6,253,565 msg/sec
                      std::mutex, 2,i:   6,022,729 msg/sec
                      std::mutex, 3,s:   5,471,216 msg/sec
                      std::mutex, 3,i:   4,916,256 msg/sec
                      std::mutex, 4,s:   6,161,685 msg/sec
                      std::mutex, 4,i:   6,416,138 msg/sec
                      std::mutex, 5,s:   5,968,914 msg/sec
                      std::mutex, 5,i:   6,211,671 msg/sec
                      std::mutex, 6,s:   5,923,694 msg/sec
                      std::mutex, 6,i:   5,901,049 msg/sec
                      std::mutex, 7,s:   5,781,353 msg/sec
                      std::mutex, 7,i:   5,788,225 msg/sec
                      std::mutex, 8,s:   5,723,702 msg/sec
                      std::mutex, 8,i:   5,711,870 msg/sec
                 tbb::spin_mutex, 1,s:  38,036,425 msg/sec
                 tbb::spin_mutex, 1,i:  33,004,406 msg/sec
                 tbb::spin_mutex, 2,s:  20,980,868 msg/sec
                 tbb::spin_mutex, 2,i:  18,288,346 msg/sec
                 tbb::spin_mutex, 3,s:   7,954,511 msg/sec
                 tbb::spin_mutex, 3,i:  10,276,368 msg/sec
                 tbb::spin_mutex, 4,s:   3,118,364 msg/sec
                 tbb::spin_mutex, 4,i:   6,338,138 msg/sec
                 tbb::spin_mutex, 5,s:   5,485,197 msg/sec
                 tbb::spin_mutex, 5,i:   5,627,081 msg/sec
                 tbb::spin_mutex, 6,s:   5,305,490 msg/sec
                 tbb::spin_mutex, 6,i:   4,399,438 msg/sec
                 tbb::spin_mutex, 7,s:   4,869,273 msg/sec
                 tbb::spin_mutex, 7,i:   4,337,522 msg/sec
                 tbb::spin_mutex, 8,s:   4,219,027 msg/sec
                 tbb::spin_mutex, 8,i:   4,071,823 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,245,186 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,204,833 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,938,515 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,961,065 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,322,000 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,575,248 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,171,537 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,541,389 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,531,519 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,642,228 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,760,086 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,617,396 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,789,105 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,810,080 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,099,099 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,073,171 msg/sec
     xenium::michael_scott_queue, 1,s:   9,368,367 msg/sec
     xenium::michael_scott_queue, 1,i:   9,265,041 msg/sec
     xenium::michael_scott_queue, 2,s:   8,482,256 msg/sec
     xenium::michael_scott_queue, 2,i:   8,514,664 msg/sec
     xenium::michael_scott_queue, 3,s:   7,273,348 msg/sec
     xenium::michael_scott_queue, 3,i:   7,568,917 msg/sec
     xenium::michael_scott_queue, 4,s:   6,292,502 msg/sec
     xenium::michael_scott_queue, 4,i:   6,335,307 msg/sec
     xenium::michael_scott_queue, 5,s:   6,320,080 msg/sec
     xenium::michael_scott_queue, 5,i:   6,687,310 msg/sec
     xenium::michael_scott_queue, 6,s:   6,513,308 msg/sec
     xenium::michael_scott_queue, 6,i:   6,954,930 msg/sec
     xenium::michael_scott_queue, 7,s:   6,303,299 msg/sec
     xenium::michael_scott_queue, 7,i:   6,481,981 msg/sec
     xenium::michael_scott_queue, 8,s:   6,022,002 msg/sec
     xenium::michael_scott_queue, 8,i:   6,166,724 msg/sec
         xenium::ramalhete_queue, 1,s:  32,182,370 msg/sec
         xenium::ramalhete_queue, 1,i:  32,168,993 msg/sec
         xenium::ramalhete_queue, 2,s:  24,388,511 msg/sec
         xenium::ramalhete_queue, 2,i:  23,358,275 msg/sec
         xenium::ramalhete_queue, 3,s:  29,152,033 msg/sec
         xenium::ramalhete_queue, 3,i:  28,452,898 msg/sec
         xenium::ramalhete_queue, 4,s:  33,971,604 msg/sec
         xenium::ramalhete_queue, 4,i:  33,520,655 msg/sec
         xenium::ramalhete_queue, 5,s:  32,014,266 msg/sec
         xenium::ramalhete_queue, 5,i:  36,047,373 msg/sec
         xenium::ramalhete_queue, 6,s:  34,009,565 msg/sec
         xenium::ramalhete_queue, 6,i:  39,301,179 msg/sec
         xenium::ramalhete_queue, 7,s:  35,126,744 msg/sec
         xenium::ramalhete_queue, 7,i:  40,953,590 msg/sec
         xenium::ramalhete_queue, 8,s:  35,626,584 msg/sec
         xenium::ramalhete_queue, 8,i:  43,810,763 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,326,138 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,501,231 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,935,448 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,874,600 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  14,966,374 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,140,614 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,519,706 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,293,510 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,636,509 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,311,234 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,072,764 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,254,170 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,209,923 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,993,362 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,398,095 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,351,807 msg/sec
                     AtomicQueue, 1,s:  59,454,764 msg/sec
                     AtomicQueue, 1,i:  56,599,618 msg/sec
                     AtomicQueue, 2,s:  12,334,904 msg/sec
                     AtomicQueue, 2,i:  11,732,845 msg/sec
                     AtomicQueue, 3,s:  10,685,424 msg/sec
                     AtomicQueue, 3,i:   9,930,832 msg/sec
                     AtomicQueue, 4,s:   8,179,498 msg/sec
                     AtomicQueue, 4,i:   8,226,732 msg/sec
                     AtomicQueue, 5,s:   7,981,370 msg/sec
                     AtomicQueue, 5,i:   8,077,768 msg/sec
                     AtomicQueue, 6,s:   7,677,080 msg/sec
                     AtomicQueue, 6,i:   7,577,433 msg/sec
                     AtomicQueue, 7,s:   7,151,300 msg/sec
                     AtomicQueue, 7,i:   7,987,158 msg/sec
                     AtomicQueue, 8,s:   6,344,751 msg/sec
                     AtomicQueue, 8,i:   7,317,757 msg/sec
                    AtomicQueueB, 1,s:  44,706,589 msg/sec
                    AtomicQueueB, 1,i:  45,312,267 msg/sec
                    AtomicQueueB, 2,s:  11,907,992 msg/sec
                    AtomicQueueB, 2,i:  11,527,901 msg/sec
                    AtomicQueueB, 3,s:  10,934,871 msg/sec
                    AtomicQueueB, 3,i:  10,125,372 msg/sec
                    AtomicQueueB, 4,s:   8,057,853 msg/sec
                    AtomicQueueB, 4,i:   7,983,474 msg/sec
                    AtomicQueueB, 5,s:   7,643,347 msg/sec
                    AtomicQueueB, 5,i:   7,859,267 msg/sec
                    AtomicQueueB, 6,s:   7,350,287 msg/sec
                    AtomicQueueB, 6,i:   7,617,208 msg/sec
                    AtomicQueueB, 7,s:   6,795,831 msg/sec
                    AtomicQueueB, 7,i:   7,770,621 msg/sec
                    AtomicQueueB, 8,s:   6,294,808 msg/sec
                    AtomicQueueB, 8,i:   7,159,383 msg/sec
             OptimistAtomicQueue, 1,s: 807,649,082 msg/sec
             OptimistAtomicQueue, 1,i: 581,295,987 msg/sec
             OptimistAtomicQueue, 2,s:  32,112,802 msg/sec
             OptimistAtomicQueue, 2,i:  32,179,274 msg/sec
             OptimistAtomicQueue, 3,s:  36,620,170 msg/sec
             OptimistAtomicQueue, 3,i:  37,297,589 msg/sec
             OptimistAtomicQueue, 4,s:  39,268,194 msg/sec
             OptimistAtomicQueue, 4,i:  39,362,644 msg/sec
             OptimistAtomicQueue, 5,s:  41,608,251 msg/sec
             OptimistAtomicQueue, 5,i:  46,415,155 msg/sec
             OptimistAtomicQueue, 6,s:  41,976,956 msg/sec
             OptimistAtomicQueue, 6,i:  50,505,422 msg/sec
             OptimistAtomicQueue, 7,s:  45,195,649 msg/sec
             OptimistAtomicQueue, 7,i:  52,007,343 msg/sec
             OptimistAtomicQueue, 8,s:  46,338,397 msg/sec
             OptimistAtomicQueue, 8,i:  49,015,201 msg/sec
            OptimistAtomicQueueB, 1,s: 112,754,644 msg/sec
            OptimistAtomicQueueB, 1,i:  77,295,407 msg/sec
            OptimistAtomicQueueB, 2,s:  32,123,137 msg/sec
            OptimistAtomicQueueB, 2,i:  32,156,629 msg/sec
            OptimistAtomicQueueB, 3,s:  36,295,702 msg/sec
            OptimistAtomicQueueB, 3,i:  36,754,014 msg/sec
            OptimistAtomicQueueB, 4,s:  38,648,294 msg/sec
            OptimistAtomicQueueB, 4,i:  38,572,330 msg/sec
            OptimistAtomicQueueB, 5,s:  40,218,133 msg/sec
            OptimistAtomicQueueB, 5,i:  45,342,282 msg/sec
            OptimistAtomicQueueB, 6,s:  40,718,181 msg/sec
            OptimistAtomicQueueB, 6,i:  49,131,343 msg/sec
            OptimistAtomicQueueB, 7,s:  41,750,843 msg/sec
            OptimistAtomicQueueB, 7,i:  51,362,449 msg/sec
            OptimistAtomicQueueB, 8,s:  44,210,400 msg/sec
            OptimistAtomicQueueB, 8,i:  48,519,847 msg/sec
                    AtomicQueue2, 1,s:  22,856,396 msg/sec
                    AtomicQueue2, 1,i:  22,830,571 msg/sec
                    AtomicQueue2, 2,s:  12,021,822 msg/sec
                    AtomicQueue2, 2,i:  11,401,342 msg/sec
                    AtomicQueue2, 3,s:   9,383,493 msg/sec
                    AtomicQueue2, 3,i:   9,565,949 msg/sec
                    AtomicQueue2, 4,s:   8,101,208 msg/sec
                    AtomicQueue2, 4,i:   8,106,457 msg/sec
                    AtomicQueue2, 5,s:   7,870,026 msg/sec
                    AtomicQueue2, 5,i:   8,004,407 msg/sec
                    AtomicQueue2, 6,s:   7,857,024 msg/sec
                    AtomicQueue2, 6,i:   7,528,952 msg/sec
                    AtomicQueue2, 7,s:   7,097,400 msg/sec
                    AtomicQueue2, 7,i:   7,903,818 msg/sec
                    AtomicQueue2, 8,s:   6,379,906 msg/sec
                    AtomicQueue2, 8,i:   7,378,870 msg/sec
                   AtomicQueueB2, 1,s:  36,405,638 msg/sec
                   AtomicQueueB2, 1,i:  33,131,037 msg/sec
                   AtomicQueueB2, 2,s:  11,395,191 msg/sec
                   AtomicQueueB2, 2,i:  11,124,317 msg/sec
                   AtomicQueueB2, 3,s:   9,583,200 msg/sec
                   AtomicQueueB2, 3,i:   9,466,105 msg/sec
                   AtomicQueueB2, 4,s:   8,000,794 msg/sec
                   AtomicQueueB2, 4,i:   7,851,942 msg/sec
                   AtomicQueueB2, 5,s:   7,516,139 msg/sec
                   AtomicQueueB2, 5,i:   7,695,124 msg/sec
                   AtomicQueueB2, 6,s:   7,294,573 msg/sec
                   AtomicQueueB2, 6,i:   7,431,418 msg/sec
                   AtomicQueueB2, 7,s:   6,899,502 msg/sec
                   AtomicQueueB2, 7,i:   7,710,223 msg/sec
                   AtomicQueueB2, 8,s:   6,277,444 msg/sec
                   AtomicQueueB2, 8,i:   7,093,683 msg/sec
            OptimistAtomicQueue2, 1,s: 416,884,879 msg/sec
            OptimistAtomicQueue2, 1,i:  29,641,169 msg/sec
            OptimistAtomicQueue2, 2,s:  25,388,873 msg/sec
            OptimistAtomicQueue2, 2,i:  24,013,647 msg/sec
            OptimistAtomicQueue2, 3,s:  30,328,226 msg/sec
            OptimistAtomicQueue2, 3,i:  29,989,208 msg/sec
            OptimistAtomicQueue2, 4,s:  33,212,176 msg/sec
            OptimistAtomicQueue2, 4,i:  33,513,935 msg/sec
            OptimistAtomicQueue2, 5,s:  37,124,929 msg/sec
            OptimistAtomicQueue2, 5,i:  41,791,436 msg/sec
            OptimistAtomicQueue2, 6,s:  40,234,560 msg/sec
            OptimistAtomicQueue2, 6,i:  49,089,444 msg/sec
            OptimistAtomicQueue2, 7,s:  42,693,871 msg/sec
            OptimistAtomicQueue2, 7,i:  51,830,960 msg/sec
            OptimistAtomicQueue2, 8,s:  43,961,177 msg/sec
            OptimistAtomicQueue2, 8,i:  48,358,658 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,694,916 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,866,014 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,886,702 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,198,355 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,426,746 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,310,163 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,049,606 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,747,888 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,708,890 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,316,555 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,269,171 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,087,916 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,747,704 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,480,612 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,179,895 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,745,985 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000236 sec/round-trip
                pthread_spinlock: 0.000000286 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000257 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000303 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[29] 443m:7s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,161,757 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,804,465 msg/sec
          boost::lockfree::queue, 1,s:   6,788,517 msg/sec
          boost::lockfree::queue, 1,i:   6,912,738 msg/sec
          boost::lockfree::queue, 2,s:   7,679,096 msg/sec
          boost::lockfree::queue, 2,i:   7,525,275 msg/sec
          boost::lockfree::queue, 3,s:   7,410,586 msg/sec
          boost::lockfree::queue, 3,i:   7,569,723 msg/sec
          boost::lockfree::queue, 4,s:   6,430,066 msg/sec
          boost::lockfree::queue, 4,i:   6,808,463 msg/sec
          boost::lockfree::queue, 5,s:   6,392,243 msg/sec
          boost::lockfree::queue, 5,i:   6,449,840 msg/sec
          boost::lockfree::queue, 6,s:   5,997,656 msg/sec
          boost::lockfree::queue, 6,i:   6,088,457 msg/sec
          boost::lockfree::queue, 7,s:   5,828,720 msg/sec
          boost::lockfree::queue, 7,i:   5,934,020 msg/sec
          boost::lockfree::queue, 8,s:   5,439,443 msg/sec
          boost::lockfree::queue, 8,i:   5,547,003 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 138,679,439 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 113,172,802 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,646,389 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,793,672 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,197,004 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,199,856 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,336,002 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,746,677 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,581,296 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,743,555 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,181,703 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,045,919 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,505,031 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,052,541 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,120,694 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,791,224 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,079,310 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,274,949 msg/sec
                pthread_spinlock, 1,s:  28,711,313 msg/sec
                pthread_spinlock, 1,i:  25,355,664 msg/sec
                pthread_spinlock, 2,s:  15,959,913 msg/sec
                pthread_spinlock, 2,i:  16,978,420 msg/sec
                pthread_spinlock, 3,s:   8,464,316 msg/sec
                pthread_spinlock, 3,i:  12,032,918 msg/sec
                pthread_spinlock, 4,s:   6,502,657 msg/sec
                pthread_spinlock, 4,i:   8,952,348 msg/sec
                pthread_spinlock, 5,s:   8,690,518 msg/sec
                pthread_spinlock, 5,i:   9,525,879 msg/sec
                pthread_spinlock, 6,s:   8,445,385 msg/sec
                pthread_spinlock, 6,i:   8,369,216 msg/sec
                pthread_spinlock, 7,s:   7,871,119 msg/sec
                pthread_spinlock, 7,i:   7,891,727 msg/sec
                pthread_spinlock, 8,s:   6,670,853 msg/sec
                pthread_spinlock, 8,i:   6,933,639 msg/sec
                      std::mutex, 1,s:   7,799,872 msg/sec
                      std::mutex, 1,i:   7,760,780 msg/sec
                      std::mutex, 2,s:   5,095,415 msg/sec
                      std::mutex, 2,i:   5,120,001 msg/sec
                      std::mutex, 3,s:   4,642,425 msg/sec
                      std::mutex, 3,i:   5,154,963 msg/sec
                      std::mutex, 4,s:   5,203,539 msg/sec
                      std::mutex, 4,i:   6,097,317 msg/sec
                      std::mutex, 5,s:   5,981,467 msg/sec
                      std::mutex, 5,i:   5,954,155 msg/sec
                      std::mutex, 6,s:   5,864,789 msg/sec
                      std::mutex, 6,i:   5,934,217 msg/sec
                      std::mutex, 7,s:   5,829,864 msg/sec
                      std::mutex, 7,i:   5,873,473 msg/sec
                      std::mutex, 8,s:   5,743,036 msg/sec
                      std::mutex, 8,i:   5,750,192 msg/sec
                 tbb::spin_mutex, 1,s:  37,572,354 msg/sec
                 tbb::spin_mutex, 1,i:  33,069,730 msg/sec
                 tbb::spin_mutex, 2,s:  21,275,612 msg/sec
                 tbb::spin_mutex, 2,i:  18,251,670 msg/sec
                 tbb::spin_mutex, 3,s:   8,325,108 msg/sec
                 tbb::spin_mutex, 3,i:  10,290,072 msg/sec
                 tbb::spin_mutex, 4,s:   3,102,291 msg/sec
                 tbb::spin_mutex, 4,i:   6,356,013 msg/sec
                 tbb::spin_mutex, 5,s:   5,523,277 msg/sec
                 tbb::spin_mutex, 5,i:   5,358,109 msg/sec
                 tbb::spin_mutex, 6,s:   5,292,052 msg/sec
                 tbb::spin_mutex, 6,i:   4,325,376 msg/sec
                 tbb::spin_mutex, 7,s:   4,824,209 msg/sec
                 tbb::spin_mutex, 7,i:   4,312,295 msg/sec
                 tbb::spin_mutex, 8,s:   4,251,285 msg/sec
                 tbb::spin_mutex, 8,i:   4,070,650 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,260,273 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,290,092 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,641,290 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,829,666 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,491,069 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,530,361 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,114,890 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,481,160 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,630,648 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,605,885 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,728,348 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,637,375 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,851,321 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,818,977 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,094,863 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,072,535 msg/sec
     xenium::michael_scott_queue, 1,s:   9,187,263 msg/sec
     xenium::michael_scott_queue, 1,i:   9,186,708 msg/sec
     xenium::michael_scott_queue, 2,s:   8,425,503 msg/sec
     xenium::michael_scott_queue, 2,i:   8,422,337 msg/sec
     xenium::michael_scott_queue, 3,s:   7,154,828 msg/sec
     xenium::michael_scott_queue, 3,i:   7,548,228 msg/sec
     xenium::michael_scott_queue, 4,s:   6,308,203 msg/sec
     xenium::michael_scott_queue, 4,i:   6,335,548 msg/sec
     xenium::michael_scott_queue, 5,s:   6,298,177 msg/sec
     xenium::michael_scott_queue, 5,i:   6,619,797 msg/sec
     xenium::michael_scott_queue, 6,s:   6,473,959 msg/sec
     xenium::michael_scott_queue, 6,i:   6,724,446 msg/sec
     xenium::michael_scott_queue, 7,s:   6,242,117 msg/sec
     xenium::michael_scott_queue, 7,i:   6,540,052 msg/sec
     xenium::michael_scott_queue, 8,s:   5,976,508 msg/sec
     xenium::michael_scott_queue, 8,i:   6,239,318 msg/sec
         xenium::ramalhete_queue, 1,s:  32,505,040 msg/sec
         xenium::ramalhete_queue, 1,i:  31,980,201 msg/sec
         xenium::ramalhete_queue, 2,s:  23,465,905 msg/sec
         xenium::ramalhete_queue, 2,i:  23,378,781 msg/sec
         xenium::ramalhete_queue, 3,s:  29,320,217 msg/sec
         xenium::ramalhete_queue, 3,i:  28,532,804 msg/sec
         xenium::ramalhete_queue, 4,s:  33,766,038 msg/sec
         xenium::ramalhete_queue, 4,i:  33,565,694 msg/sec
         xenium::ramalhete_queue, 5,s:  32,170,113 msg/sec
         xenium::ramalhete_queue, 5,i:  38,413,257 msg/sec
         xenium::ramalhete_queue, 6,s:  34,061,412 msg/sec
         xenium::ramalhete_queue, 6,i:  39,089,018 msg/sec
         xenium::ramalhete_queue, 7,s:  35,025,633 msg/sec
         xenium::ramalhete_queue, 7,i:  41,563,532 msg/sec
         xenium::ramalhete_queue, 8,s:  35,360,165 msg/sec
         xenium::ramalhete_queue, 8,i:  43,982,317 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,539,781 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,991,267 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,745,103 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,701,357 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,667,035 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,951,796 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,544,170 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,329,615 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,707,759 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,435,010 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,709,516 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,263,240 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,264,168 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,314,245 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,368,928 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,322,138 msg/sec
                     AtomicQueue, 1,s:  64,176,759 msg/sec
                     AtomicQueue, 1,i:  56,355,686 msg/sec
                     AtomicQueue, 2,s:  12,385,223 msg/sec
                     AtomicQueue, 2,i:  11,763,465 msg/sec
                     AtomicQueue, 3,s:  10,765,445 msg/sec
                     AtomicQueue, 3,i:   9,934,900 msg/sec
                     AtomicQueue, 4,s:   8,200,815 msg/sec
                     AtomicQueue, 4,i:   8,218,572 msg/sec
                     AtomicQueue, 5,s:   8,036,489 msg/sec
                     AtomicQueue, 5,i:   8,045,918 msg/sec
                     AtomicQueue, 6,s:   7,882,129 msg/sec
                     AtomicQueue, 6,i:   7,602,305 msg/sec
                     AtomicQueue, 7,s:   7,067,126 msg/sec
                     AtomicQueue, 7,i:   8,001,094 msg/sec
                     AtomicQueue, 8,s:   6,336,863 msg/sec
                     AtomicQueue, 8,i:   7,434,295 msg/sec
                    AtomicQueueB, 1,s:  59,484,613 msg/sec
                    AtomicQueueB, 1,i:  43,218,520 msg/sec
                    AtomicQueueB, 2,s:  11,807,957 msg/sec
                    AtomicQueueB, 2,i:  11,460,420 msg/sec
                    AtomicQueueB, 3,s:  10,999,798 msg/sec
                    AtomicQueueB, 3,i:  10,112,786 msg/sec
                    AtomicQueueB, 4,s:   8,038,901 msg/sec
                    AtomicQueueB, 4,i:   7,956,837 msg/sec
                    AtomicQueueB, 5,s:   7,700,558 msg/sec
                    AtomicQueueB, 5,i:   7,809,359 msg/sec
                    AtomicQueueB, 6,s:   7,283,757 msg/sec
                    AtomicQueueB, 6,i:   7,547,481 msg/sec
                    AtomicQueueB, 7,s:   6,843,133 msg/sec
                    AtomicQueueB, 7,i:   7,707,521 msg/sec
                    AtomicQueueB, 8,s:   6,212,757 msg/sec
                    AtomicQueueB, 8,i:   7,039,964 msg/sec
             OptimistAtomicQueue, 1,s: 771,302,011 msg/sec
             OptimistAtomicQueue, 1,i: 506,113,279 msg/sec
             OptimistAtomicQueue, 2,s:  32,658,635 msg/sec
             OptimistAtomicQueue, 2,i:  32,715,408 msg/sec
             OptimistAtomicQueue, 3,s:  36,644,824 msg/sec
             OptimistAtomicQueue, 3,i:  37,479,749 msg/sec
             OptimistAtomicQueue, 4,s:  39,280,345 msg/sec
             OptimistAtomicQueue, 4,i:  39,344,754 msg/sec
             OptimistAtomicQueue, 5,s:  42,423,354 msg/sec
             OptimistAtomicQueue, 5,i:  47,601,773 msg/sec
             OptimistAtomicQueue, 6,s:  42,161,541 msg/sec
             OptimistAtomicQueue, 6,i:  49,713,706 msg/sec
             OptimistAtomicQueue, 7,s:  44,140,290 msg/sec
             OptimistAtomicQueue, 7,i:  51,928,806 msg/sec
             OptimistAtomicQueue, 8,s:  46,461,083 msg/sec
             OptimistAtomicQueue, 8,i:  49,261,032 msg/sec
            OptimistAtomicQueueB, 1,s: 212,078,102 msg/sec
            OptimistAtomicQueueB, 1,i:  77,528,436 msg/sec
            OptimistAtomicQueueB, 2,s:  32,104,925 msg/sec
            OptimistAtomicQueueB, 2,i:  32,391,136 msg/sec
            OptimistAtomicQueueB, 3,s:  36,170,980 msg/sec
            OptimistAtomicQueueB, 3,i:  36,798,446 msg/sec
            OptimistAtomicQueueB, 4,s:  38,652,091 msg/sec
            OptimistAtomicQueueB, 4,i:  38,545,261 msg/sec
            OptimistAtomicQueueB, 5,s:  41,038,930 msg/sec
            OptimistAtomicQueueB, 5,i:  45,425,525 msg/sec
            OptimistAtomicQueueB, 6,s:  40,821,826 msg/sec
            OptimistAtomicQueueB, 6,i:  48,707,486 msg/sec
            OptimistAtomicQueueB, 7,s:  42,297,066 msg/sec
            OptimistAtomicQueueB, 7,i:  51,428,254 msg/sec
            OptimistAtomicQueueB, 8,s:  44,418,575 msg/sec
            OptimistAtomicQueueB, 8,i:  47,506,233 msg/sec
                    AtomicQueue2, 1,s:  22,835,019 msg/sec
                    AtomicQueue2, 1,i:  22,874,869 msg/sec
                    AtomicQueue2, 2,s:  11,915,311 msg/sec
                    AtomicQueue2, 2,i:  11,737,944 msg/sec
                    AtomicQueue2, 3,s:   9,379,742 msg/sec
                    AtomicQueue2, 3,i:   9,388,821 msg/sec
                    AtomicQueue2, 4,s:   8,029,204 msg/sec
                    AtomicQueue2, 4,i:   8,048,001 msg/sec
                    AtomicQueue2, 5,s:   7,934,731 msg/sec
                    AtomicQueue2, 5,i:   8,043,018 msg/sec
                    AtomicQueue2, 6,s:   7,634,885 msg/sec
                    AtomicQueue2, 6,i:   7,537,497 msg/sec
                    AtomicQueue2, 7,s:   7,127,550 msg/sec
                    AtomicQueue2, 7,i:   7,877,820 msg/sec
                    AtomicQueue2, 8,s:   6,364,486 msg/sec
                    AtomicQueue2, 8,i:   7,222,348 msg/sec
                   AtomicQueueB2, 1,s:  35,857,194 msg/sec
                   AtomicQueueB2, 1,i:  35,948,224 msg/sec
                   AtomicQueueB2, 2,s:  11,413,222 msg/sec
                   AtomicQueueB2, 2,i:  11,082,728 msg/sec
                   AtomicQueueB2, 3,s:   9,608,085 msg/sec
                   AtomicQueueB2, 3,i:   9,493,240 msg/sec
                   AtomicQueueB2, 4,s:   8,021,770 msg/sec
                   AtomicQueueB2, 4,i:   7,867,185 msg/sec
                   AtomicQueueB2, 5,s:   7,600,998 msg/sec
                   AtomicQueueB2, 5,i:   7,715,664 msg/sec
                   AtomicQueueB2, 6,s:   7,228,173 msg/sec
                   AtomicQueueB2, 6,i:   7,413,446 msg/sec
                   AtomicQueueB2, 7,s:   6,813,300 msg/sec
                   AtomicQueueB2, 7,i:   7,696,943 msg/sec
                   AtomicQueueB2, 8,s:   6,250,767 msg/sec
                   AtomicQueueB2, 8,i:   6,973,682 msg/sec
            OptimistAtomicQueue2, 1,s: 482,201,578 msg/sec
            OptimistAtomicQueue2, 1,i:  29,436,820 msg/sec
            OptimistAtomicQueue2, 2,s:  26,068,758 msg/sec
            OptimistAtomicQueue2, 2,i:  25,388,139 msg/sec
            OptimistAtomicQueue2, 3,s:  30,324,832 msg/sec
            OptimistAtomicQueue2, 3,i:  30,054,635 msg/sec
            OptimistAtomicQueue2, 4,s:  33,453,909 msg/sec
            OptimistAtomicQueue2, 4,i:  33,311,935 msg/sec
            OptimistAtomicQueue2, 5,s:  36,958,362 msg/sec
            OptimistAtomicQueue2, 5,i:  40,469,153 msg/sec
            OptimistAtomicQueue2, 6,s:  40,122,484 msg/sec
            OptimistAtomicQueue2, 6,i:  49,305,425 msg/sec
            OptimistAtomicQueue2, 7,s:  42,643,716 msg/sec
            OptimistAtomicQueue2, 7,i:  48,167,739 msg/sec
            OptimistAtomicQueue2, 8,s:  44,037,246 msg/sec
            OptimistAtomicQueue2, 8,i:  48,583,579 msg/sec
           OptimistAtomicQueueB2, 1,s:  66,821,230 msg/sec
           OptimistAtomicQueueB2, 1,i:  63,044,031 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,801,591 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,188,256 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,721,186 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,099,438 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,427,005 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,125,460 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,570,459 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,513,963 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,821,737 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,257,592 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,921,829 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,604,920 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,152,266 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,291,349 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000250 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[30] 441m:47s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,736,369 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,631,424 msg/sec
          boost::lockfree::queue, 1,s:   6,901,002 msg/sec
          boost::lockfree::queue, 1,i:   6,842,509 msg/sec
          boost::lockfree::queue, 2,s:   7,574,059 msg/sec
          boost::lockfree::queue, 2,i:   7,458,681 msg/sec
          boost::lockfree::queue, 3,s:   7,332,905 msg/sec
          boost::lockfree::queue, 3,i:   7,605,272 msg/sec
          boost::lockfree::queue, 4,s:   6,415,162 msg/sec
          boost::lockfree::queue, 4,i:   6,762,497 msg/sec
          boost::lockfree::queue, 5,s:   6,437,614 msg/sec
          boost::lockfree::queue, 5,i:   6,488,557 msg/sec
          boost::lockfree::queue, 6,s:   6,003,014 msg/sec
          boost::lockfree::queue, 6,i:   6,113,918 msg/sec
          boost::lockfree::queue, 7,s:   5,984,616 msg/sec
          boost::lockfree::queue, 7,i:   5,908,947 msg/sec
          boost::lockfree::queue, 8,s:   5,491,886 msg/sec
          boost::lockfree::queue, 8,i:   5,552,533 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 482,737,255 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 470,419,216 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,772,707 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,274,877 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,583,535 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,160,283 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,418,002 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,894,778 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,405,484 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,261,981 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  46,318,195 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,533,064 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,506,969 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,556,833 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,163,551 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,254,323 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,236,552 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,581,694 msg/sec
                pthread_spinlock, 1,s:  29,147,214 msg/sec
                pthread_spinlock, 1,i:  25,431,096 msg/sec
                pthread_spinlock, 2,s:  16,083,086 msg/sec
                pthread_spinlock, 2,i:  17,033,895 msg/sec
                pthread_spinlock, 3,s:   8,366,731 msg/sec
                pthread_spinlock, 3,i:  12,133,932 msg/sec
                pthread_spinlock, 4,s:   6,484,745 msg/sec
                pthread_spinlock, 4,i:   8,857,102 msg/sec
                pthread_spinlock, 5,s:   8,689,478 msg/sec
                pthread_spinlock, 5,i:   9,135,515 msg/sec
                pthread_spinlock, 6,s:   8,230,494 msg/sec
                pthread_spinlock, 6,i:   8,380,256 msg/sec
                pthread_spinlock, 7,s:   7,610,612 msg/sec
                pthread_spinlock, 7,i:   7,868,154 msg/sec
                pthread_spinlock, 8,s:   6,731,231 msg/sec
                pthread_spinlock, 8,i:   7,405,692 msg/sec
                      std::mutex, 1,s:   5,748,722 msg/sec
                      std::mutex, 1,i:   7,701,091 msg/sec
                      std::mutex, 2,s:   6,007,294 msg/sec
                      std::mutex, 2,i:   6,332,171 msg/sec
                      std::mutex, 3,s:   5,489,077 msg/sec
                      std::mutex, 3,i:   6,212,570 msg/sec
                      std::mutex, 4,s:   5,828,549 msg/sec
                      std::mutex, 4,i:   6,415,898 msg/sec
                      std::mutex, 5,s:   6,011,891 msg/sec
                      std::mutex, 5,i:   5,991,925 msg/sec
                      std::mutex, 6,s:   5,934,780 msg/sec
                      std::mutex, 6,i:   5,887,977 msg/sec
                      std::mutex, 7,s:   5,849,392 msg/sec
                      std::mutex, 7,i:   5,880,738 msg/sec
                      std::mutex, 8,s:   5,780,569 msg/sec
                      std::mutex, 8,i:   5,785,497 msg/sec
                 tbb::spin_mutex, 1,s:  38,186,110 msg/sec
                 tbb::spin_mutex, 1,i:  33,108,007 msg/sec
                 tbb::spin_mutex, 2,s:  21,280,759 msg/sec
                 tbb::spin_mutex, 2,i:  18,435,802 msg/sec
                 tbb::spin_mutex, 3,s:   8,599,058 msg/sec
                 tbb::spin_mutex, 3,i:  11,108,613 msg/sec
                 tbb::spin_mutex, 4,s:   3,164,381 msg/sec
                 tbb::spin_mutex, 4,i:   6,267,811 msg/sec
                 tbb::spin_mutex, 5,s:   5,391,017 msg/sec
                 tbb::spin_mutex, 5,i:   5,634,310 msg/sec
                 tbb::spin_mutex, 6,s:   5,341,044 msg/sec
                 tbb::spin_mutex, 6,i:   4,352,697 msg/sec
                 tbb::spin_mutex, 7,s:   4,795,547 msg/sec
                 tbb::spin_mutex, 7,i:   4,285,604 msg/sec
                 tbb::spin_mutex, 8,s:   3,894,748 msg/sec
                 tbb::spin_mutex, 8,i:   4,088,523 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,486,001 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,537,864 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,990,108 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,074,116 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,482,148 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,798,154 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,130,586 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,389,758 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,739,832 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,773,296 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,886,525 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,926,825 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,829,320 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,105,128 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,639,400 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,301,650 msg/sec
     xenium::michael_scott_queue, 1,s:   9,132,222 msg/sec
     xenium::michael_scott_queue, 1,i:   8,950,076 msg/sec
     xenium::michael_scott_queue, 2,s:   8,527,943 msg/sec
     xenium::michael_scott_queue, 2,i:   8,430,695 msg/sec
     xenium::michael_scott_queue, 3,s:   7,156,290 msg/sec
     xenium::michael_scott_queue, 3,i:   7,560,330 msg/sec
     xenium::michael_scott_queue, 4,s:   6,334,820 msg/sec
     xenium::michael_scott_queue, 4,i:   6,363,490 msg/sec
     xenium::michael_scott_queue, 5,s:   6,294,717 msg/sec
     xenium::michael_scott_queue, 5,i:   6,778,894 msg/sec
     xenium::michael_scott_queue, 6,s:   6,461,650 msg/sec
     xenium::michael_scott_queue, 6,i:   6,778,993 msg/sec
     xenium::michael_scott_queue, 7,s:   6,291,031 msg/sec
     xenium::michael_scott_queue, 7,i:   6,451,622 msg/sec
     xenium::michael_scott_queue, 8,s:   5,992,345 msg/sec
     xenium::michael_scott_queue, 8,i:   6,069,586 msg/sec
         xenium::ramalhete_queue, 1,s:  31,869,408 msg/sec
         xenium::ramalhete_queue, 1,i:  31,805,794 msg/sec
         xenium::ramalhete_queue, 2,s:  23,433,120 msg/sec
         xenium::ramalhete_queue, 2,i:  23,323,618 msg/sec
         xenium::ramalhete_queue, 3,s:  29,171,593 msg/sec
         xenium::ramalhete_queue, 3,i:  28,416,386 msg/sec
         xenium::ramalhete_queue, 4,s:  33,982,770 msg/sec
         xenium::ramalhete_queue, 4,i:  33,495,028 msg/sec
         xenium::ramalhete_queue, 5,s:  32,173,123 msg/sec
         xenium::ramalhete_queue, 5,i:  36,059,402 msg/sec
         xenium::ramalhete_queue, 6,s:  33,990,028 msg/sec
         xenium::ramalhete_queue, 6,i:  40,262,951 msg/sec
         xenium::ramalhete_queue, 7,s:  35,149,776 msg/sec
         xenium::ramalhete_queue, 7,i:  41,638,971 msg/sec
         xenium::ramalhete_queue, 8,s:  35,536,500 msg/sec
         xenium::ramalhete_queue, 8,i:  44,499,311 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,066,545 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,710,848 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,914,241 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,468,318 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,693,286 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,934,175 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,623,280 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,390,381 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,816,219 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,219,485 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,113,066 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,178,098 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,218,360 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,014,873 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,405,117 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,242,021 msg/sec
                     AtomicQueue, 1,s:  59,765,234 msg/sec
                     AtomicQueue, 1,i:  56,816,315 msg/sec
                     AtomicQueue, 2,s:  12,231,642 msg/sec
                     AtomicQueue, 2,i:  11,722,261 msg/sec
                     AtomicQueue, 3,s:  10,775,021 msg/sec
                     AtomicQueue, 3,i:  10,001,823 msg/sec
                     AtomicQueue, 4,s:   8,149,631 msg/sec
                     AtomicQueue, 4,i:   8,205,140 msg/sec
                     AtomicQueue, 5,s:   7,976,635 msg/sec
                     AtomicQueue, 5,i:   8,145,110 msg/sec
                     AtomicQueue, 6,s:   7,918,430 msg/sec
                     AtomicQueue, 6,i:   7,619,076 msg/sec
                     AtomicQueue, 7,s:   7,153,396 msg/sec
                     AtomicQueue, 7,i:   7,982,626 msg/sec
                     AtomicQueue, 8,s:   6,369,130 msg/sec
                     AtomicQueue, 8,i:   7,415,364 msg/sec
                    AtomicQueueB, 1,s:  43,962,771 msg/sec
                    AtomicQueueB, 1,i:  42,999,216 msg/sec
                    AtomicQueueB, 2,s:  11,813,800 msg/sec
                    AtomicQueueB, 2,i:  11,496,020 msg/sec
                    AtomicQueueB, 3,s:  10,884,067 msg/sec
                    AtomicQueueB, 3,i:  10,211,815 msg/sec
                    AtomicQueueB, 4,s:   8,056,505 msg/sec
                    AtomicQueueB, 4,i:   7,949,496 msg/sec
                    AtomicQueueB, 5,s:   7,715,600 msg/sec
                    AtomicQueueB, 5,i:   7,783,443 msg/sec
                    AtomicQueueB, 6,s:   7,327,315 msg/sec
                    AtomicQueueB, 6,i:   7,507,493 msg/sec
                    AtomicQueueB, 7,s:   6,835,629 msg/sec
                    AtomicQueueB, 7,i:   7,734,115 msg/sec
                    AtomicQueueB, 8,s:   6,265,830 msg/sec
                    AtomicQueueB, 8,i:   7,126,561 msg/sec
             OptimistAtomicQueue, 1,s: 752,101,512 msg/sec
             OptimistAtomicQueue, 1,i: 586,241,985 msg/sec
             OptimistAtomicQueue, 2,s:  31,957,917 msg/sec
             OptimistAtomicQueue, 2,i:  32,015,220 msg/sec
             OptimistAtomicQueue, 3,s:  36,618,087 msg/sec
             OptimistAtomicQueue, 3,i:  37,300,494 msg/sec
             OptimistAtomicQueue, 4,s:  39,266,383 msg/sec
             OptimistAtomicQueue, 4,i:  39,343,442 msg/sec
             OptimistAtomicQueue, 5,s:  42,251,661 msg/sec
             OptimistAtomicQueue, 5,i:  46,324,899 msg/sec
             OptimistAtomicQueue, 6,s:  42,568,231 msg/sec
             OptimistAtomicQueue, 6,i:  50,413,599 msg/sec
             OptimistAtomicQueue, 7,s:  44,373,167 msg/sec
             OptimistAtomicQueue, 7,i:  52,081,286 msg/sec
             OptimistAtomicQueue, 8,s:  46,457,987 msg/sec
             OptimistAtomicQueue, 8,i:  49,167,809 msg/sec
            OptimistAtomicQueueB, 1,s: 264,243,553 msg/sec
            OptimistAtomicQueueB, 1,i:  77,069,979 msg/sec
            OptimistAtomicQueueB, 2,s:  32,157,118 msg/sec
            OptimistAtomicQueueB, 2,i:  31,877,038 msg/sec
            OptimistAtomicQueueB, 3,s:  36,251,166 msg/sec
            OptimistAtomicQueueB, 3,i:  36,905,865 msg/sec
            OptimistAtomicQueueB, 4,s:  38,633,707 msg/sec
            OptimistAtomicQueueB, 4,i:  38,672,558 msg/sec
            OptimistAtomicQueueB, 5,s:  41,021,746 msg/sec
            OptimistAtomicQueueB, 5,i:  45,439,938 msg/sec
            OptimistAtomicQueueB, 6,s:  41,050,802 msg/sec
            OptimistAtomicQueueB, 6,i:  49,107,943 msg/sec
            OptimistAtomicQueueB, 7,s:  42,068,139 msg/sec
            OptimistAtomicQueueB, 7,i:  51,402,574 msg/sec
            OptimistAtomicQueueB, 8,s:  44,361,964 msg/sec
            OptimistAtomicQueueB, 8,i:  48,944,032 msg/sec
                    AtomicQueue2, 1,s:  22,906,379 msg/sec
                    AtomicQueue2, 1,i:  22,886,942 msg/sec
                    AtomicQueue2, 2,s:  11,842,310 msg/sec
                    AtomicQueue2, 2,i:  11,393,498 msg/sec
                    AtomicQueue2, 3,s:   9,348,054 msg/sec
                    AtomicQueue2, 3,i:   9,374,242 msg/sec
                    AtomicQueue2, 4,s:   8,020,346 msg/sec
                    AtomicQueue2, 4,i:   8,031,698 msg/sec
                    AtomicQueue2, 5,s:   7,938,266 msg/sec
                    AtomicQueue2, 5,i:   8,020,587 msg/sec
                    AtomicQueue2, 6,s:   7,765,399 msg/sec
                    AtomicQueue2, 6,i:   7,504,635 msg/sec
                    AtomicQueue2, 7,s:   7,171,182 msg/sec
                    AtomicQueue2, 7,i:   7,917,862 msg/sec
                    AtomicQueue2, 8,s:   6,398,594 msg/sec
                    AtomicQueue2, 8,i:   7,358,288 msg/sec
                   AtomicQueueB2, 1,s:  36,081,334 msg/sec
                   AtomicQueueB2, 1,i:  32,617,461 msg/sec
                   AtomicQueueB2, 2,s:  11,455,561 msg/sec
                   AtomicQueueB2, 2,i:  11,079,444 msg/sec
                   AtomicQueueB2, 3,s:   9,638,273 msg/sec
                   AtomicQueueB2, 3,i:   9,567,277 msg/sec
                   AtomicQueueB2, 4,s:   7,989,335 msg/sec
                   AtomicQueueB2, 4,i:   7,861,423 msg/sec
                   AtomicQueueB2, 5,s:   7,594,646 msg/sec
                   AtomicQueueB2, 5,i:   7,764,530 msg/sec
                   AtomicQueueB2, 6,s:   7,278,713 msg/sec
                   AtomicQueueB2, 6,i:   7,444,516 msg/sec
                   AtomicQueueB2, 7,s:   6,922,235 msg/sec
                   AtomicQueueB2, 7,i:   7,685,861 msg/sec
                   AtomicQueueB2, 8,s:   6,269,352 msg/sec
                   AtomicQueueB2, 8,i:   7,039,833 msg/sec
            OptimistAtomicQueue2, 1,s: 519,638,503 msg/sec
            OptimistAtomicQueue2, 1,i:  29,409,603 msg/sec
            OptimistAtomicQueue2, 2,s:  26,283,175 msg/sec
            OptimistAtomicQueue2, 2,i:  24,017,145 msg/sec
            OptimistAtomicQueue2, 3,s:  30,312,766 msg/sec
            OptimistAtomicQueue2, 3,i:  29,956,178 msg/sec
            OptimistAtomicQueue2, 4,s:  33,187,987 msg/sec
            OptimistAtomicQueue2, 4,i:  33,153,233 msg/sec
            OptimistAtomicQueue2, 5,s:  37,535,889 msg/sec
            OptimistAtomicQueue2, 5,i:  40,547,759 msg/sec
            OptimistAtomicQueue2, 6,s:  40,132,892 msg/sec
            OptimistAtomicQueue2, 6,i:  49,355,444 msg/sec
            OptimistAtomicQueue2, 7,s:  43,243,755 msg/sec
            OptimistAtomicQueue2, 7,i:  51,262,942 msg/sec
            OptimistAtomicQueue2, 8,s:  43,891,410 msg/sec
            OptimistAtomicQueue2, 8,i:  48,622,697 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,501,522 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,858,551 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,542,640 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,224,854 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,733,517 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,966,390 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,285,754 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,086,913 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,539,311 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,077,705 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,071,752 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,258,901 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,016,000 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,213,539 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,293,088 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,629,828 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000236 sec/round-trip
                pthread_spinlock: 0.000000253 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[31] 440m:28s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,164,634 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,206,700 msg/sec
          boost::lockfree::queue, 1,s:   6,872,885 msg/sec
          boost::lockfree::queue, 1,i:   6,931,856 msg/sec
          boost::lockfree::queue, 2,s:   7,622,631 msg/sec
          boost::lockfree::queue, 2,i:   7,587,957 msg/sec
          boost::lockfree::queue, 3,s:   7,367,311 msg/sec
          boost::lockfree::queue, 3,i:   7,572,939 msg/sec
          boost::lockfree::queue, 4,s:   6,421,620 msg/sec
          boost::lockfree::queue, 4,i:   6,780,456 msg/sec
          boost::lockfree::queue, 5,s:   6,427,165 msg/sec
          boost::lockfree::queue, 5,i:   6,521,016 msg/sec
          boost::lockfree::queue, 6,s:   6,068,070 msg/sec
          boost::lockfree::queue, 6,i:   6,091,297 msg/sec
          boost::lockfree::queue, 7,s:   5,824,057 msg/sec
          boost::lockfree::queue, 7,i:   6,024,051 msg/sec
          boost::lockfree::queue, 8,s:   5,767,567 msg/sec
          boost::lockfree::queue, 8,i:   5,565,599 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 401,383,166 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 427,562,381 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,881,101 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,736,468 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,478,405 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,609,242 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,855,258 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,673,112 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,842,874 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,792,455 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  44,200,740 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,167,997 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  28,153,892 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,778,470 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,872,399 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,795,806 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  30,903,636 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,570,929 msg/sec
                pthread_spinlock, 1,s:  29,284,844 msg/sec
                pthread_spinlock, 1,i:  25,949,804 msg/sec
                pthread_spinlock, 2,s:  15,544,708 msg/sec
                pthread_spinlock, 2,i:  17,050,402 msg/sec
                pthread_spinlock, 3,s:   8,312,843 msg/sec
                pthread_spinlock, 3,i:  11,999,032 msg/sec
                pthread_spinlock, 4,s:   6,496,457 msg/sec
                pthread_spinlock, 4,i:   9,098,412 msg/sec
                pthread_spinlock, 5,s:   8,748,654 msg/sec
                pthread_spinlock, 5,i:   9,425,254 msg/sec
                pthread_spinlock, 6,s:   8,529,695 msg/sec
                pthread_spinlock, 6,i:   8,615,670 msg/sec
                pthread_spinlock, 7,s:   7,726,280 msg/sec
                pthread_spinlock, 7,i:   7,966,775 msg/sec
                pthread_spinlock, 8,s:   6,851,007 msg/sec
                pthread_spinlock, 8,i:   7,050,935 msg/sec
                      std::mutex, 1,s:   6,602,031 msg/sec
                      std::mutex, 1,i:   6,523,770 msg/sec
                      std::mutex, 2,s:   5,850,364 msg/sec
                      std::mutex, 2,i:   6,172,305 msg/sec
                      std::mutex, 3,s:   5,960,833 msg/sec
                      std::mutex, 3,i:   6,018,938 msg/sec
                      std::mutex, 4,s:   6,167,168 msg/sec
                      std::mutex, 4,i:   6,190,990 msg/sec
                      std::mutex, 5,s:   5,944,423 msg/sec
                      std::mutex, 5,i:   5,639,308 msg/sec
                      std::mutex, 6,s:   5,862,772 msg/sec
                      std::mutex, 6,i:   5,830,160 msg/sec
                      std::mutex, 7,s:   5,729,778 msg/sec
                      std::mutex, 7,i:   5,722,168 msg/sec
                      std::mutex, 8,s:   5,687,758 msg/sec
                      std::mutex, 8,i:   5,649,040 msg/sec
                 tbb::spin_mutex, 1,s:  37,756,094 msg/sec
                 tbb::spin_mutex, 1,i:  32,866,326 msg/sec
                 tbb::spin_mutex, 2,s:  21,138,277 msg/sec
                 tbb::spin_mutex, 2,i:  18,235,945 msg/sec
                 tbb::spin_mutex, 3,s:   8,399,446 msg/sec
                 tbb::spin_mutex, 3,i:  10,201,041 msg/sec
                 tbb::spin_mutex, 4,s:   3,174,667 msg/sec
                 tbb::spin_mutex, 4,i:   6,285,907 msg/sec
                 tbb::spin_mutex, 5,s:   5,390,161 msg/sec
                 tbb::spin_mutex, 5,i:   5,777,932 msg/sec
                 tbb::spin_mutex, 6,s:   5,259,224 msg/sec
                 tbb::spin_mutex, 6,i:   4,324,332 msg/sec
                 tbb::spin_mutex, 7,s:   4,819,544 msg/sec
                 tbb::spin_mutex, 7,i:   4,325,309 msg/sec
                 tbb::spin_mutex, 8,s:   4,262,650 msg/sec
                 tbb::spin_mutex, 8,i:   4,135,433 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,628,454 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,349,603 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,236,234 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,819,343 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,975,772 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,555,505 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,284,242 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,263,712 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,599,762 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,198,128 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,891,036 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,446,887 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,944,222 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,594,880 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,043,907 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,717,070 msg/sec
     xenium::michael_scott_queue, 1,s:  10,027,965 msg/sec
     xenium::michael_scott_queue, 1,i:  10,043,437 msg/sec
     xenium::michael_scott_queue, 2,s:   8,592,824 msg/sec
     xenium::michael_scott_queue, 2,i:   8,504,669 msg/sec
     xenium::michael_scott_queue, 3,s:   7,308,125 msg/sec
     xenium::michael_scott_queue, 3,i:   7,556,358 msg/sec
     xenium::michael_scott_queue, 4,s:   6,330,484 msg/sec
     xenium::michael_scott_queue, 4,i:   6,311,674 msg/sec
     xenium::michael_scott_queue, 5,s:   6,325,918 msg/sec
     xenium::michael_scott_queue, 5,i:   6,626,722 msg/sec
     xenium::michael_scott_queue, 6,s:   6,447,358 msg/sec
     xenium::michael_scott_queue, 6,i:   6,947,291 msg/sec
     xenium::michael_scott_queue, 7,s:   6,232,770 msg/sec
     xenium::michael_scott_queue, 7,i:   6,511,505 msg/sec
     xenium::michael_scott_queue, 8,s:   5,986,026 msg/sec
     xenium::michael_scott_queue, 8,i:   6,221,990 msg/sec
         xenium::ramalhete_queue, 1,s:  32,667,507 msg/sec
         xenium::ramalhete_queue, 1,i:  33,246,712 msg/sec
         xenium::ramalhete_queue, 2,s:  23,519,351 msg/sec
         xenium::ramalhete_queue, 2,i:  23,386,411 msg/sec
         xenium::ramalhete_queue, 3,s:  29,172,378 msg/sec
         xenium::ramalhete_queue, 3,i:  28,505,729 msg/sec
         xenium::ramalhete_queue, 4,s:  33,722,561 msg/sec
         xenium::ramalhete_queue, 4,i:  33,481,865 msg/sec
         xenium::ramalhete_queue, 5,s:  32,254,410 msg/sec
         xenium::ramalhete_queue, 5,i:  36,066,607 msg/sec
         xenium::ramalhete_queue, 6,s:  34,022,964 msg/sec
         xenium::ramalhete_queue, 6,i:  38,722,274 msg/sec
         xenium::ramalhete_queue, 7,s:  35,215,480 msg/sec
         xenium::ramalhete_queue, 7,i:  41,285,281 msg/sec
         xenium::ramalhete_queue, 8,s:  35,453,783 msg/sec
         xenium::ramalhete_queue, 8,i:  43,849,571 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,173,822 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,126,581 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  20,836,145 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,883,889 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,561,825 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,917,480 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,563,388 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,246,786 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,382,898 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,406,118 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,988,476 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,525,739 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,165,122 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,329,493 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,414,841 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,347,501 msg/sec
                     AtomicQueue, 1,s:  59,751,104 msg/sec
                     AtomicQueue, 1,i:  56,635,522 msg/sec
                     AtomicQueue, 2,s:  12,220,423 msg/sec
                     AtomicQueue, 2,i:  11,754,849 msg/sec
                     AtomicQueue, 3,s:  10,780,920 msg/sec
                     AtomicQueue, 3,i:   9,946,684 msg/sec
                     AtomicQueue, 4,s:   8,208,134 msg/sec
                     AtomicQueue, 4,i:   8,192,022 msg/sec
                     AtomicQueue, 5,s:   8,064,791 msg/sec
                     AtomicQueue, 5,i:   8,105,252 msg/sec
                     AtomicQueue, 6,s:   7,752,460 msg/sec
                     AtomicQueue, 6,i:   7,616,885 msg/sec
                     AtomicQueue, 7,s:   7,052,107 msg/sec
                     AtomicQueue, 7,i:   7,990,670 msg/sec
                     AtomicQueue, 8,s:   6,332,443 msg/sec
                     AtomicQueue, 8,i:   7,285,740 msg/sec
                    AtomicQueueB, 1,s:  44,024,505 msg/sec
                    AtomicQueueB, 1,i:  44,871,144 msg/sec
                    AtomicQueueB, 2,s:  11,833,804 msg/sec
                    AtomicQueueB, 2,i:  11,357,353 msg/sec
                    AtomicQueueB, 3,s:  10,942,486 msg/sec
                    AtomicQueueB, 3,i:  10,132,450 msg/sec
                    AtomicQueueB, 4,s:   8,044,452 msg/sec
                    AtomicQueueB, 4,i:   8,107,870 msg/sec
                    AtomicQueueB, 5,s:   7,591,367 msg/sec
                    AtomicQueueB, 5,i:   7,852,866 msg/sec
                    AtomicQueueB, 6,s:   7,415,844 msg/sec
                    AtomicQueueB, 6,i:   7,586,473 msg/sec
                    AtomicQueueB, 7,s:   6,889,033 msg/sec
                    AtomicQueueB, 7,i:   7,762,236 msg/sec
                    AtomicQueueB, 8,s:   6,196,932 msg/sec
                    AtomicQueueB, 8,i:   7,049,614 msg/sec
             OptimistAtomicQueue, 1,s: 744,747,898 msg/sec
             OptimistAtomicQueue, 1,i: 574,949,975 msg/sec
             OptimistAtomicQueue, 2,s:  32,645,451 msg/sec
             OptimistAtomicQueue, 2,i:  32,730,743 msg/sec
             OptimistAtomicQueue, 3,s:  36,644,385 msg/sec
             OptimistAtomicQueue, 3,i:  37,395,471 msg/sec
             OptimistAtomicQueue, 4,s:  39,281,218 msg/sec
             OptimistAtomicQueue, 4,i:  39,419,046 msg/sec
             OptimistAtomicQueue, 5,s:  41,678,487 msg/sec
             OptimistAtomicQueue, 5,i:  47,333,668 msg/sec
             OptimistAtomicQueue, 6,s:  42,568,516 msg/sec
             OptimistAtomicQueue, 6,i:  49,822,923 msg/sec
             OptimistAtomicQueue, 7,s:  44,180,537 msg/sec
             OptimistAtomicQueue, 7,i:  52,058,821 msg/sec
             OptimistAtomicQueue, 8,s:  46,202,544 msg/sec
             OptimistAtomicQueue, 8,i:  49,426,010 msg/sec
            OptimistAtomicQueueB, 1,s: 189,664,840 msg/sec
            OptimistAtomicQueueB, 1,i:  77,719,302 msg/sec
            OptimistAtomicQueueB, 2,s:  32,184,568 msg/sec
            OptimistAtomicQueueB, 2,i:  32,159,334 msg/sec
            OptimistAtomicQueueB, 3,s:  36,268,631 msg/sec
            OptimistAtomicQueueB, 3,i:  37,012,655 msg/sec
            OptimistAtomicQueueB, 4,s:  38,681,228 msg/sec
            OptimistAtomicQueueB, 4,i:  38,672,977 msg/sec
            OptimistAtomicQueueB, 5,s:  40,873,876 msg/sec
            OptimistAtomicQueueB, 5,i:  45,308,960 msg/sec
            OptimistAtomicQueueB, 6,s:  40,745,554 msg/sec
            OptimistAtomicQueueB, 6,i:  48,927,643 msg/sec
            OptimistAtomicQueueB, 7,s:  42,576,962 msg/sec
            OptimistAtomicQueueB, 7,i:  50,709,815 msg/sec
            OptimistAtomicQueueB, 8,s:  44,453,767 msg/sec
            OptimistAtomicQueueB, 8,i:  48,968,455 msg/sec
                    AtomicQueue2, 1,s:  22,858,037 msg/sec
                    AtomicQueue2, 1,i:  22,889,167 msg/sec
                    AtomicQueue2, 2,s:  11,852,816 msg/sec
                    AtomicQueue2, 2,i:  11,462,143 msg/sec
                    AtomicQueue2, 3,s:   9,576,244 msg/sec
                    AtomicQueue2, 3,i:   9,473,745 msg/sec
                    AtomicQueue2, 4,s:   8,062,708 msg/sec
                    AtomicQueue2, 4,i:   8,045,095 msg/sec
                    AtomicQueue2, 5,s:   7,909,690 msg/sec
                    AtomicQueue2, 5,i:   8,084,861 msg/sec
                    AtomicQueue2, 6,s:   7,796,319 msg/sec
                    AtomicQueue2, 6,i:   7,527,481 msg/sec
                    AtomicQueue2, 7,s:   7,140,482 msg/sec
                    AtomicQueue2, 7,i:   7,881,575 msg/sec
                    AtomicQueue2, 8,s:   6,354,872 msg/sec
                    AtomicQueue2, 8,i:   7,237,697 msg/sec
                   AtomicQueueB2, 1,s:  36,368,524 msg/sec
                   AtomicQueueB2, 1,i:  35,900,691 msg/sec
                   AtomicQueueB2, 2,s:  11,414,417 msg/sec
                   AtomicQueueB2, 2,i:  11,007,186 msg/sec
                   AtomicQueueB2, 3,s:   9,596,914 msg/sec
                   AtomicQueueB2, 3,i:   9,374,965 msg/sec
                   AtomicQueueB2, 4,s:   7,864,153 msg/sec
                   AtomicQueueB2, 4,i:   7,797,909 msg/sec
                   AtomicQueueB2, 5,s:   7,595,459 msg/sec
                   AtomicQueueB2, 5,i:   7,715,590 msg/sec
                   AtomicQueueB2, 6,s:   7,177,687 msg/sec
                   AtomicQueueB2, 6,i:   7,442,921 msg/sec
                   AtomicQueueB2, 7,s:   6,969,750 msg/sec
                   AtomicQueueB2, 7,i:   7,712,425 msg/sec
                   AtomicQueueB2, 8,s:   6,281,958 msg/sec
                   AtomicQueueB2, 8,i:   7,102,250 msg/sec
            OptimistAtomicQueue2, 1,s: 436,003,750 msg/sec
            OptimistAtomicQueue2, 1,i:  31,464,484 msg/sec
            OptimistAtomicQueue2, 2,s:  26,415,592 msg/sec
            OptimistAtomicQueue2, 2,i:  24,006,936 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,808 msg/sec
            OptimistAtomicQueue2, 3,i:  30,027,776 msg/sec
            OptimistAtomicQueue2, 4,s:  33,237,501 msg/sec
            OptimistAtomicQueue2, 4,i:  33,408,501 msg/sec
            OptimistAtomicQueue2, 5,s:  36,979,098 msg/sec
            OptimistAtomicQueue2, 5,i:  41,835,849 msg/sec
            OptimistAtomicQueue2, 6,s:  40,492,082 msg/sec
            OptimistAtomicQueue2, 6,i:  48,620,876 msg/sec
            OptimistAtomicQueue2, 7,s:  43,125,431 msg/sec
            OptimistAtomicQueue2, 7,i:  47,946,675 msg/sec
            OptimistAtomicQueue2, 8,s:  44,042,191 msg/sec
            OptimistAtomicQueue2, 8,i:  49,519,558 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,540,608 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,933,544 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,262,576 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,532,543 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,719,566 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,653,497 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,472,261 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,577,386 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,655,363 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,151,417 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,218,778 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,205,102 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,833,693 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,181,834 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,020,117 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,843,043 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000143 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000300 sec/round-trip
                      std::mutex: 0.000000516 sec/round-trip
                 tbb::spin_mutex: 0.000000309 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000363 sec/round-trip
         xenium::ramalhete_queue: 0.000000257 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000189 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[32] 439m:9s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,107,144 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,966,227 msg/sec
          boost::lockfree::queue, 1,s:   7,976,014 msg/sec
          boost::lockfree::queue, 1,i:   7,998,169 msg/sec
          boost::lockfree::queue, 2,s:   7,525,012 msg/sec
          boost::lockfree::queue, 2,i:   7,468,205 msg/sec
          boost::lockfree::queue, 3,s:   7,429,415 msg/sec
          boost::lockfree::queue, 3,i:   7,578,453 msg/sec
          boost::lockfree::queue, 4,s:   6,427,723 msg/sec
          boost::lockfree::queue, 4,i:   6,781,287 msg/sec
          boost::lockfree::queue, 5,s:   6,407,165 msg/sec
          boost::lockfree::queue, 5,i:   6,514,921 msg/sec
          boost::lockfree::queue, 6,s:   5,968,470 msg/sec
          boost::lockfree::queue, 6,i:   6,149,136 msg/sec
          boost::lockfree::queue, 7,s:   6,039,402 msg/sec
          boost::lockfree::queue, 7,i:   5,932,765 msg/sec
          boost::lockfree::queue, 8,s:   5,427,997 msg/sec
          boost::lockfree::queue, 8,i:   5,685,758 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  62,986,543 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  57,833,880 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,563,824 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,491,351 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,805,364 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,978,374 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,885,147 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,448,153 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,512,035 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,040,352 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,326,632 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,542,137 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,420,839 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,638,125 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,098,333 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,297,789 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,343,280 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,902,883 msg/sec
                pthread_spinlock, 1,s:  29,158,231 msg/sec
                pthread_spinlock, 1,i:  25,446,228 msg/sec
                pthread_spinlock, 2,s:  15,679,173 msg/sec
                pthread_spinlock, 2,i:  18,049,022 msg/sec
                pthread_spinlock, 3,s:   8,244,673 msg/sec
                pthread_spinlock, 3,i:  12,015,026 msg/sec
                pthread_spinlock, 4,s:   6,507,305 msg/sec
                pthread_spinlock, 4,i:   8,923,400 msg/sec
                pthread_spinlock, 5,s:   8,828,594 msg/sec
                pthread_spinlock, 5,i:   9,099,145 msg/sec
                pthread_spinlock, 6,s:   8,335,539 msg/sec
                pthread_spinlock, 6,i:   8,613,428 msg/sec
                pthread_spinlock, 7,s:   7,746,674 msg/sec
                pthread_spinlock, 7,i:   7,763,975 msg/sec
                pthread_spinlock, 8,s:   6,666,078 msg/sec
                pthread_spinlock, 8,i:   6,922,664 msg/sec
                      std::mutex, 1,s:   7,770,649 msg/sec
                      std::mutex, 1,i:   7,290,158 msg/sec
                      std::mutex, 2,s:   5,406,449 msg/sec
                      std::mutex, 2,i:   5,467,873 msg/sec
                      std::mutex, 3,s:   5,199,951 msg/sec
                      std::mutex, 3,i:   6,206,581 msg/sec
                      std::mutex, 4,s:   6,172,031 msg/sec
                      std::mutex, 4,i:   6,163,163 msg/sec
                      std::mutex, 5,s:   5,987,036 msg/sec
                      std::mutex, 5,i:   5,972,261 msg/sec
                      std::mutex, 6,s:   5,944,868 msg/sec
                      std::mutex, 6,i:   5,945,631 msg/sec
                      std::mutex, 7,s:   5,881,239 msg/sec
                      std::mutex, 7,i:   5,837,474 msg/sec
                      std::mutex, 8,s:   5,743,592 msg/sec
                      std::mutex, 8,i:   5,732,018 msg/sec
                 tbb::spin_mutex, 1,s:  41,810,119 msg/sec
                 tbb::spin_mutex, 1,i:  41,566,268 msg/sec
                 tbb::spin_mutex, 2,s:  21,644,896 msg/sec
                 tbb::spin_mutex, 2,i:  18,376,206 msg/sec
                 tbb::spin_mutex, 3,s:   8,995,953 msg/sec
                 tbb::spin_mutex, 3,i:  10,935,324 msg/sec
                 tbb::spin_mutex, 4,s:   3,246,711 msg/sec
                 tbb::spin_mutex, 4,i:   6,285,101 msg/sec
                 tbb::spin_mutex, 5,s:   5,508,757 msg/sec
                 tbb::spin_mutex, 5,i:   5,627,407 msg/sec
                 tbb::spin_mutex, 6,s:   5,318,412 msg/sec
                 tbb::spin_mutex, 6,i:   4,367,513 msg/sec
                 tbb::spin_mutex, 7,s:   4,516,482 msg/sec
                 tbb::spin_mutex, 7,i:   4,333,464 msg/sec
                 tbb::spin_mutex, 8,s:   3,844,656 msg/sec
                 tbb::spin_mutex, 8,i:   4,171,615 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,105,980 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,094,229 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,072,221 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,083,669 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,322,980 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,396,387 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,327,538 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,234,167 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,635,434 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,730,849 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,755,085 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,970,765 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,908,051 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,065,114 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,873,124 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,132,750 msg/sec
     xenium::michael_scott_queue, 1,s:   9,479,909 msg/sec
     xenium::michael_scott_queue, 1,i:   9,184,507 msg/sec
     xenium::michael_scott_queue, 2,s:   8,436,547 msg/sec
     xenium::michael_scott_queue, 2,i:   8,631,727 msg/sec
     xenium::michael_scott_queue, 3,s:   7,316,012 msg/sec
     xenium::michael_scott_queue, 3,i:   7,690,232 msg/sec
     xenium::michael_scott_queue, 4,s:   6,292,605 msg/sec
     xenium::michael_scott_queue, 4,i:   6,405,554 msg/sec
     xenium::michael_scott_queue, 5,s:   6,272,854 msg/sec
     xenium::michael_scott_queue, 5,i:   6,743,774 msg/sec
     xenium::michael_scott_queue, 6,s:   6,468,331 msg/sec
     xenium::michael_scott_queue, 6,i:   6,992,090 msg/sec
     xenium::michael_scott_queue, 7,s:   6,325,358 msg/sec
     xenium::michael_scott_queue, 7,i:   6,502,110 msg/sec
     xenium::michael_scott_queue, 8,s:   6,017,175 msg/sec
     xenium::michael_scott_queue, 8,i:   6,250,713 msg/sec
         xenium::ramalhete_queue, 1,s:  32,155,787 msg/sec
         xenium::ramalhete_queue, 1,i:  32,425,760 msg/sec
         xenium::ramalhete_queue, 2,s:  23,531,493 msg/sec
         xenium::ramalhete_queue, 2,i:  23,238,907 msg/sec
         xenium::ramalhete_queue, 3,s:  29,132,517 msg/sec
         xenium::ramalhete_queue, 3,i:  28,448,284 msg/sec
         xenium::ramalhete_queue, 4,s:  33,858,256 msg/sec
         xenium::ramalhete_queue, 4,i:  33,453,650 msg/sec
         xenium::ramalhete_queue, 5,s:  32,159,937 msg/sec
         xenium::ramalhete_queue, 5,i:  36,131,914 msg/sec
         xenium::ramalhete_queue, 6,s:  33,878,451 msg/sec
         xenium::ramalhete_queue, 6,i:  39,015,797 msg/sec
         xenium::ramalhete_queue, 7,s:  35,188,932 msg/sec
         xenium::ramalhete_queue, 7,i:  41,479,151 msg/sec
         xenium::ramalhete_queue, 8,s:  35,329,090 msg/sec
         xenium::ramalhete_queue, 8,i:  44,136,454 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,046,423 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,464,166 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,949,199 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,419,329 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,669,310 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,585,605 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,681,295 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,320,639 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,879,250 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,320,930 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,041,196 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,462,500 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,161,311 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,364,498 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,403,922 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,219,263 msg/sec
                     AtomicQueue, 1,s:  58,293,771 msg/sec
                     AtomicQueue, 1,i:  56,411,860 msg/sec
                     AtomicQueue, 2,s:  12,162,418 msg/sec
                     AtomicQueue, 2,i:  11,742,833 msg/sec
                     AtomicQueue, 3,s:  10,770,441 msg/sec
                     AtomicQueue, 3,i:   9,935,605 msg/sec
                     AtomicQueue, 4,s:   8,170,994 msg/sec
                     AtomicQueue, 4,i:   8,196,150 msg/sec
                     AtomicQueue, 5,s:   8,048,913 msg/sec
                     AtomicQueue, 5,i:   8,129,853 msg/sec
                     AtomicQueue, 6,s:   7,871,140 msg/sec
                     AtomicQueue, 6,i:   7,619,914 msg/sec
                     AtomicQueue, 7,s:   7,106,671 msg/sec
                     AtomicQueue, 7,i:   8,000,041 msg/sec
                     AtomicQueue, 8,s:   6,350,500 msg/sec
                     AtomicQueue, 8,i:   7,444,214 msg/sec
                    AtomicQueueB, 1,s:  43,968,737 msg/sec
                    AtomicQueueB, 1,i:  43,269,929 msg/sec
                    AtomicQueueB, 2,s:  11,761,703 msg/sec
                    AtomicQueueB, 2,i:  11,521,944 msg/sec
                    AtomicQueueB, 3,s:  11,089,227 msg/sec
                    AtomicQueueB, 3,i:  10,194,093 msg/sec
                    AtomicQueueB, 4,s:   8,051,654 msg/sec
                    AtomicQueueB, 4,i:   8,102,868 msg/sec
                    AtomicQueueB, 5,s:   7,684,774 msg/sec
                    AtomicQueueB, 5,i:   7,813,335 msg/sec
                    AtomicQueueB, 6,s:   7,203,243 msg/sec
                    AtomicQueueB, 6,i:   7,510,762 msg/sec
                    AtomicQueueB, 7,s:   6,827,142 msg/sec
                    AtomicQueueB, 7,i:   7,761,131 msg/sec
                    AtomicQueueB, 8,s:   6,184,061 msg/sec
                    AtomicQueueB, 8,i:   7,022,691 msg/sec
             OptimistAtomicQueue, 1,s: 762,536,141 msg/sec
             OptimistAtomicQueue, 1,i: 641,932,164 msg/sec
             OptimistAtomicQueue, 2,s:  32,655,480 msg/sec
             OptimistAtomicQueue, 2,i:  32,720,246 msg/sec
             OptimistAtomicQueue, 3,s:  36,665,291 msg/sec
             OptimistAtomicQueue, 3,i:  37,502,834 msg/sec
             OptimistAtomicQueue, 4,s:  39,274,300 msg/sec
             OptimistAtomicQueue, 4,i:  39,413,499 msg/sec
             OptimistAtomicQueue, 5,s:  42,506,339 msg/sec
             OptimistAtomicQueue, 5,i:  46,352,566 msg/sec
             OptimistAtomicQueue, 6,s:  42,148,711 msg/sec
             OptimistAtomicQueue, 6,i:  50,387,722 msg/sec
             OptimistAtomicQueue, 7,s:  45,274,705 msg/sec
             OptimistAtomicQueue, 7,i:  49,428,754 msg/sec
             OptimistAtomicQueue, 8,s:  46,467,422 msg/sec
             OptimistAtomicQueue, 8,i:  49,841,095 msg/sec
            OptimistAtomicQueueB, 1,s:  96,861,254 msg/sec
            OptimistAtomicQueueB, 1,i:  76,460,227 msg/sec
            OptimistAtomicQueueB, 2,s:  32,209,178 msg/sec
            OptimistAtomicQueueB, 2,i:  32,227,258 msg/sec
            OptimistAtomicQueueB, 3,s:  36,321,601 msg/sec
            OptimistAtomicQueueB, 3,i:  36,786,973 msg/sec
            OptimistAtomicQueueB, 4,s:  38,685,385 msg/sec
            OptimistAtomicQueueB, 4,i:  38,571,243 msg/sec
            OptimistAtomicQueueB, 5,s:  40,984,860 msg/sec
            OptimistAtomicQueueB, 5,i:  46,173,692 msg/sec
            OptimistAtomicQueueB, 6,s:  40,706,789 msg/sec
            OptimistAtomicQueueB, 6,i:  48,710,978 msg/sec
            OptimistAtomicQueueB, 7,s:  42,477,127 msg/sec
            OptimistAtomicQueueB, 7,i:  48,284,318 msg/sec
            OptimistAtomicQueueB, 8,s:  44,345,856 msg/sec
            OptimistAtomicQueueB, 8,i:  47,652,872 msg/sec
                    AtomicQueue2, 1,s:  22,964,030 msg/sec
                    AtomicQueue2, 1,i:  22,909,014 msg/sec
                    AtomicQueue2, 2,s:  12,086,655 msg/sec
                    AtomicQueue2, 2,i:  11,563,199 msg/sec
                    AtomicQueue2, 3,s:   9,621,509 msg/sec
                    AtomicQueue2, 3,i:   9,460,649 msg/sec
                    AtomicQueue2, 4,s:   8,050,466 msg/sec
                    AtomicQueue2, 4,i:   8,018,975 msg/sec
                    AtomicQueue2, 5,s:   7,908,848 msg/sec
                    AtomicQueue2, 5,i:   8,028,798 msg/sec
                    AtomicQueue2, 6,s:   7,687,206 msg/sec
                    AtomicQueue2, 6,i:   7,519,934 msg/sec
                    AtomicQueue2, 7,s:   7,089,060 msg/sec
                    AtomicQueue2, 7,i:   7,876,813 msg/sec
                    AtomicQueue2, 8,s:   6,353,941 msg/sec
                    AtomicQueue2, 8,i:   7,382,518 msg/sec
                   AtomicQueueB2, 1,s:  33,480,624 msg/sec
                   AtomicQueueB2, 1,i:  34,327,599 msg/sec
                   AtomicQueueB2, 2,s:  11,330,673 msg/sec
                   AtomicQueueB2, 2,i:  11,118,553 msg/sec
                   AtomicQueueB2, 3,s:   9,641,381 msg/sec
                   AtomicQueueB2, 3,i:   9,566,982 msg/sec
                   AtomicQueueB2, 4,s:   7,821,971 msg/sec
                   AtomicQueueB2, 4,i:   7,823,140 msg/sec
                   AtomicQueueB2, 5,s:   7,486,883 msg/sec
                   AtomicQueueB2, 5,i:   7,722,504 msg/sec
                   AtomicQueueB2, 6,s:   7,265,151 msg/sec
                   AtomicQueueB2, 6,i:   7,413,039 msg/sec
                   AtomicQueueB2, 7,s:   6,893,262 msg/sec
                   AtomicQueueB2, 7,i:   7,518,766 msg/sec
                   AtomicQueueB2, 8,s:   6,350,048 msg/sec
                   AtomicQueueB2, 8,i:   6,967,079 msg/sec
            OptimistAtomicQueue2, 1,s: 524,352,778 msg/sec
            OptimistAtomicQueue2, 1,i:  32,241,251 msg/sec
            OptimistAtomicQueue2, 2,s:  29,430,028 msg/sec
            OptimistAtomicQueue2, 2,i:  24,537,172 msg/sec
            OptimistAtomicQueue2, 3,s:  30,336,621 msg/sec
            OptimistAtomicQueue2, 3,i:  30,064,910 msg/sec
            OptimistAtomicQueue2, 4,s:  33,389,923 msg/sec
            OptimistAtomicQueue2, 4,i:  33,234,793 msg/sec
            OptimistAtomicQueue2, 5,s:  36,928,714 msg/sec
            OptimistAtomicQueue2, 5,i:  40,188,139 msg/sec
            OptimistAtomicQueue2, 6,s:  40,418,302 msg/sec
            OptimistAtomicQueue2, 6,i:  49,290,925 msg/sec
            OptimistAtomicQueue2, 7,s:  43,217,722 msg/sec
            OptimistAtomicQueue2, 7,i:  51,414,088 msg/sec
            OptimistAtomicQueue2, 8,s:  43,937,361 msg/sec
            OptimistAtomicQueue2, 8,i:  49,157,096 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,386,887 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,866,893 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,861,033 msg/sec
           OptimistAtomicQueueB2, 2,i:  27,508,075 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,255,387 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,198,593 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,682,059 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,878,152 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,809,436 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,088,791 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,979,597 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,213,553 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,810,921 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,283,903 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,328,987 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,920,797 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000314 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000256 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[33] 437m:50s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  77,604,736 msg/sec
     boost::lockfree::spsc_queue, 1,i:  78,317,500 msg/sec
          boost::lockfree::queue, 1,s:   8,099,161 msg/sec
          boost::lockfree::queue, 1,i:   7,518,172 msg/sec
          boost::lockfree::queue, 2,s:   7,640,394 msg/sec
          boost::lockfree::queue, 2,i:   7,580,429 msg/sec
          boost::lockfree::queue, 3,s:   7,444,554 msg/sec
          boost::lockfree::queue, 3,i:   7,596,996 msg/sec
          boost::lockfree::queue, 4,s:   6,417,123 msg/sec
          boost::lockfree::queue, 4,i:   6,788,982 msg/sec
          boost::lockfree::queue, 5,s:   6,391,484 msg/sec
          boost::lockfree::queue, 5,i:   6,482,778 msg/sec
          boost::lockfree::queue, 6,s:   5,984,159 msg/sec
          boost::lockfree::queue, 6,i:   6,131,242 msg/sec
          boost::lockfree::queue, 7,s:   6,026,186 msg/sec
          boost::lockfree::queue, 7,i:   6,055,971 msg/sec
          boost::lockfree::queue, 8,s:   5,488,559 msg/sec
          boost::lockfree::queue, 8,i:   5,550,362 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 164,394,488 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  67,920,168 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,904,551 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,830,392 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,855,465 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,334,692 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,726,781 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,059,436 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,226,907 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,533,367 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,019,956 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,847,308 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,506,970 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,035,036 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,859,212 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,374,808 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,184,290 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,448,031 msg/sec
                pthread_spinlock, 1,s:  28,933,093 msg/sec
                pthread_spinlock, 1,i:  25,487,833 msg/sec
                pthread_spinlock, 2,s:  15,593,047 msg/sec
                pthread_spinlock, 2,i:  16,844,122 msg/sec
                pthread_spinlock, 3,s:   8,289,680 msg/sec
                pthread_spinlock, 3,i:  12,059,489 msg/sec
                pthread_spinlock, 4,s:   6,458,874 msg/sec
                pthread_spinlock, 4,i:   9,234,409 msg/sec
                pthread_spinlock, 5,s:   8,652,942 msg/sec
                pthread_spinlock, 5,i:   9,553,471 msg/sec
                pthread_spinlock, 6,s:   8,446,079 msg/sec
                pthread_spinlock, 6,i:   8,901,675 msg/sec
                pthread_spinlock, 7,s:   7,583,242 msg/sec
                pthread_spinlock, 7,i:   7,895,049 msg/sec
                pthread_spinlock, 8,s:   6,810,914 msg/sec
                pthread_spinlock, 8,i:   7,455,691 msg/sec
                      std::mutex, 1,s:   6,429,520 msg/sec
                      std::mutex, 1,i:   7,028,790 msg/sec
                      std::mutex, 2,s:   6,080,595 msg/sec
                      std::mutex, 2,i:   6,076,891 msg/sec
                      std::mutex, 3,s:   6,096,406 msg/sec
                      std::mutex, 3,i:   5,830,613 msg/sec
                      std::mutex, 4,s:   6,241,217 msg/sec
                      std::mutex, 4,i:   6,183,290 msg/sec
                      std::mutex, 5,s:   6,124,841 msg/sec
                      std::mutex, 5,i:   6,114,292 msg/sec
                      std::mutex, 6,s:   5,896,917 msg/sec
                      std::mutex, 6,i:   5,958,154 msg/sec
                      std::mutex, 7,s:   5,813,525 msg/sec
                      std::mutex, 7,i:   5,827,264 msg/sec
                      std::mutex, 8,s:   5,698,158 msg/sec
                      std::mutex, 8,i:   5,673,834 msg/sec
                 tbb::spin_mutex, 1,s:  37,591,662 msg/sec
                 tbb::spin_mutex, 1,i:  33,080,650 msg/sec
                 tbb::spin_mutex, 2,s:  21,288,280 msg/sec
                 tbb::spin_mutex, 2,i:  18,455,787 msg/sec
                 tbb::spin_mutex, 3,s:   7,432,851 msg/sec
                 tbb::spin_mutex, 3,i:  11,091,318 msg/sec
                 tbb::spin_mutex, 4,s:   3,142,778 msg/sec
                 tbb::spin_mutex, 4,i:   6,300,959 msg/sec
                 tbb::spin_mutex, 5,s:   5,558,661 msg/sec
                 tbb::spin_mutex, 5,i:   5,647,984 msg/sec
                 tbb::spin_mutex, 6,s:   5,295,353 msg/sec
                 tbb::spin_mutex, 6,i:   4,330,069 msg/sec
                 tbb::spin_mutex, 7,s:   4,837,299 msg/sec
                 tbb::spin_mutex, 7,i:   4,305,120 msg/sec
                 tbb::spin_mutex, 8,s:   4,225,504 msg/sec
                 tbb::spin_mutex, 8,i:   4,074,169 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,029,873 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,581,756 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,919,302 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,498,787 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,408,782 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,751,686 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,412,120 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,287,822 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,642,094 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,886,826 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,991,317 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,913,403 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,021,816 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,995,520 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,961,367 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,084,440 msg/sec
     xenium::michael_scott_queue, 1,s:  10,123,435 msg/sec
     xenium::michael_scott_queue, 1,i:   9,788,000 msg/sec
     xenium::michael_scott_queue, 2,s:   8,487,550 msg/sec
     xenium::michael_scott_queue, 2,i:   8,405,194 msg/sec
     xenium::michael_scott_queue, 3,s:   7,280,253 msg/sec
     xenium::michael_scott_queue, 3,i:   7,517,751 msg/sec
     xenium::michael_scott_queue, 4,s:   6,376,021 msg/sec
     xenium::michael_scott_queue, 4,i:   6,343,456 msg/sec
     xenium::michael_scott_queue, 5,s:   6,294,053 msg/sec
     xenium::michael_scott_queue, 5,i:   6,579,256 msg/sec
     xenium::michael_scott_queue, 6,s:   6,515,417 msg/sec
     xenium::michael_scott_queue, 6,i:   6,646,098 msg/sec
     xenium::michael_scott_queue, 7,s:   6,355,682 msg/sec
     xenium::michael_scott_queue, 7,i:   6,438,674 msg/sec
     xenium::michael_scott_queue, 8,s:   5,953,872 msg/sec
     xenium::michael_scott_queue, 8,i:   6,059,740 msg/sec
         xenium::ramalhete_queue, 1,s:  31,124,566 msg/sec
         xenium::ramalhete_queue, 1,i:  31,704,043 msg/sec
         xenium::ramalhete_queue, 2,s:  24,278,410 msg/sec
         xenium::ramalhete_queue, 2,i:  23,264,333 msg/sec
         xenium::ramalhete_queue, 3,s:  29,193,523 msg/sec
         xenium::ramalhete_queue, 3,i:  28,430,876 msg/sec
         xenium::ramalhete_queue, 4,s:  33,789,611 msg/sec
         xenium::ramalhete_queue, 4,i:  33,461,483 msg/sec
         xenium::ramalhete_queue, 5,s:  32,079,448 msg/sec
         xenium::ramalhete_queue, 5,i:  38,224,541 msg/sec
         xenium::ramalhete_queue, 6,s:  34,116,344 msg/sec
         xenium::ramalhete_queue, 6,i:  39,495,556 msg/sec
         xenium::ramalhete_queue, 7,s:  34,980,306 msg/sec
         xenium::ramalhete_queue, 7,i:  41,349,154 msg/sec
         xenium::ramalhete_queue, 8,s:  35,511,163 msg/sec
         xenium::ramalhete_queue, 8,i:  44,122,778 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,106,367 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  92,733,319 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,064,928 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,698,968 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,697,385 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,772,304 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,528,146 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,236,418 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,558,381 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,345,385 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,243,092 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,185,755 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,216,824 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,055,920 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,394,991 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,335,631 msg/sec
                     AtomicQueue, 1,s:  61,280,238 msg/sec
                     AtomicQueue, 1,i:  57,005,591 msg/sec
                     AtomicQueue, 2,s:  12,257,305 msg/sec
                     AtomicQueue, 2,i:  11,740,779 msg/sec
                     AtomicQueue, 3,s:  10,785,244 msg/sec
                     AtomicQueue, 3,i:   9,973,355 msg/sec
                     AtomicQueue, 4,s:   8,200,176 msg/sec
                     AtomicQueue, 4,i:   8,189,995 msg/sec
                     AtomicQueue, 5,s:   8,039,680 msg/sec
                     AtomicQueue, 5,i:   8,094,781 msg/sec
                     AtomicQueue, 6,s:   7,791,681 msg/sec
                     AtomicQueue, 6,i:   7,623,256 msg/sec
                     AtomicQueue, 7,s:   7,146,896 msg/sec
                     AtomicQueue, 7,i:   7,972,735 msg/sec
                     AtomicQueue, 8,s:   6,364,496 msg/sec
                     AtomicQueue, 8,i:   7,448,296 msg/sec
                    AtomicQueueB, 1,s:  95,338,618 msg/sec
                    AtomicQueueB, 1,i:  43,093,817 msg/sec
                    AtomicQueueB, 2,s:  11,851,338 msg/sec
                    AtomicQueueB, 2,i:  11,508,454 msg/sec
                    AtomicQueueB, 3,s:  10,922,469 msg/sec
                    AtomicQueueB, 3,i:  10,130,855 msg/sec
                    AtomicQueueB, 4,s:   8,088,166 msg/sec
                    AtomicQueueB, 4,i:   8,013,712 msg/sec
                    AtomicQueueB, 5,s:   7,482,799 msg/sec
                    AtomicQueueB, 5,i:   7,860,704 msg/sec
                    AtomicQueueB, 6,s:   7,468,746 msg/sec
                    AtomicQueueB, 6,i:   7,531,720 msg/sec
                    AtomicQueueB, 7,s:   6,913,967 msg/sec
                    AtomicQueueB, 7,i:   7,700,242 msg/sec
                    AtomicQueueB, 8,s:   6,226,222 msg/sec
                    AtomicQueueB, 8,i:   7,013,137 msg/sec
             OptimistAtomicQueue, 1,s: 733,062,185 msg/sec
             OptimistAtomicQueue, 1,i: 513,664,305 msg/sec
             OptimistAtomicQueue, 2,s:  32,134,462 msg/sec
             OptimistAtomicQueue, 2,i:  31,942,218 msg/sec
             OptimistAtomicQueue, 3,s:  36,614,020 msg/sec
             OptimistAtomicQueue, 3,i:  37,295,366 msg/sec
             OptimistAtomicQueue, 4,s:  39,294,716 msg/sec
             OptimistAtomicQueue, 4,i:  39,355,862 msg/sec
             OptimistAtomicQueue, 5,s:  41,770,191 msg/sec
             OptimistAtomicQueue, 5,i:  46,282,444 msg/sec
             OptimistAtomicQueue, 6,s:  42,197,621 msg/sec
             OptimistAtomicQueue, 6,i:  50,257,499 msg/sec
             OptimistAtomicQueue, 7,s:  45,318,810 msg/sec
             OptimistAtomicQueue, 7,i:  52,072,598 msg/sec
             OptimistAtomicQueue, 8,s:  46,333,214 msg/sec
             OptimistAtomicQueue, 8,i:  49,651,551 msg/sec
            OptimistAtomicQueueB, 1,s: 105,096,853 msg/sec
            OptimistAtomicQueueB, 1,i:  77,538,648 msg/sec
            OptimistAtomicQueueB, 2,s:  32,124,240 msg/sec
            OptimistAtomicQueueB, 2,i:  32,190,923 msg/sec
            OptimistAtomicQueueB, 3,s:  36,307,693 msg/sec
            OptimistAtomicQueueB, 3,i:  36,983,917 msg/sec
            OptimistAtomicQueueB, 4,s:  38,689,496 msg/sec
            OptimistAtomicQueueB, 4,i:  38,672,854 msg/sec
            OptimistAtomicQueueB, 5,s:  41,082,859 msg/sec
            OptimistAtomicQueueB, 5,i:  45,387,336 msg/sec
            OptimistAtomicQueueB, 6,s:  40,488,014 msg/sec
            OptimistAtomicQueueB, 6,i:  49,149,361 msg/sec
            OptimistAtomicQueueB, 7,s:  42,169,667 msg/sec
            OptimistAtomicQueueB, 7,i:  47,955,474 msg/sec
            OptimistAtomicQueueB, 8,s:  44,425,428 msg/sec
            OptimistAtomicQueueB, 8,i:  48,250,437 msg/sec
                    AtomicQueue2, 1,s:  22,924,947 msg/sec
                    AtomicQueue2, 1,i:  22,977,016 msg/sec
                    AtomicQueue2, 2,s:  11,865,832 msg/sec
                    AtomicQueue2, 2,i:  11,398,311 msg/sec
                    AtomicQueue2, 3,s:   9,383,745 msg/sec
                    AtomicQueue2, 3,i:   9,459,377 msg/sec
                    AtomicQueue2, 4,s:   8,064,930 msg/sec
                    AtomicQueue2, 4,i:   8,055,366 msg/sec
                    AtomicQueue2, 5,s:   7,964,930 msg/sec
                    AtomicQueue2, 5,i:   8,051,132 msg/sec
                    AtomicQueue2, 6,s:   7,624,947 msg/sec
                    AtomicQueue2, 6,i:   7,526,462 msg/sec
                    AtomicQueue2, 7,s:   7,143,809 msg/sec
                    AtomicQueue2, 7,i:   7,884,035 msg/sec
                    AtomicQueue2, 8,s:   6,412,356 msg/sec
                    AtomicQueue2, 8,i:   7,320,598 msg/sec
                   AtomicQueueB2, 1,s:  32,710,628 msg/sec
                   AtomicQueueB2, 1,i:  32,619,320 msg/sec
                   AtomicQueueB2, 2,s:  11,391,671 msg/sec
                   AtomicQueueB2, 2,i:  11,121,266 msg/sec
                   AtomicQueueB2, 3,s:   9,641,500 msg/sec
                   AtomicQueueB2, 3,i:   9,569,548 msg/sec
                   AtomicQueueB2, 4,s:   7,946,459 msg/sec
                   AtomicQueueB2, 4,i:   7,777,333 msg/sec
                   AtomicQueueB2, 5,s:   7,503,160 msg/sec
                   AtomicQueueB2, 5,i:   7,737,026 msg/sec
                   AtomicQueueB2, 6,s:   7,314,215 msg/sec
                   AtomicQueueB2, 6,i:   7,423,092 msg/sec
                   AtomicQueueB2, 7,s:   6,881,162 msg/sec
                   AtomicQueueB2, 7,i:   7,704,129 msg/sec
                   AtomicQueueB2, 8,s:   6,244,008 msg/sec
                   AtomicQueueB2, 8,i:   7,110,285 msg/sec
            OptimistAtomicQueue2, 1,s: 509,998,716 msg/sec
            OptimistAtomicQueue2, 1,i:  30,049,275 msg/sec
            OptimistAtomicQueue2, 2,s:  24,268,194 msg/sec
            OptimistAtomicQueue2, 2,i:  24,018,595 msg/sec
            OptimistAtomicQueue2, 3,s:  30,309,974 msg/sec
            OptimistAtomicQueue2, 3,i:  29,974,819 msg/sec
            OptimistAtomicQueue2, 4,s:  33,100,384 msg/sec
            OptimistAtomicQueue2, 4,i:  33,517,623 msg/sec
            OptimistAtomicQueue2, 5,s:  37,206,348 msg/sec
            OptimistAtomicQueue2, 5,i:  40,412,975 msg/sec
            OptimistAtomicQueue2, 6,s:  40,102,403 msg/sec
            OptimistAtomicQueue2, 6,i:  49,283,577 msg/sec
            OptimistAtomicQueue2, 7,s:  43,360,716 msg/sec
            OptimistAtomicQueue2, 7,i:  51,775,906 msg/sec
            OptimistAtomicQueue2, 8,s:  43,947,413 msg/sec
            OptimistAtomicQueue2, 8,i:  48,633,365 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,406,007 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,871,045 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,777,811 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,816,685 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,774,682 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,296,654 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,971,036 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,790,534 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,560,162 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,406,768 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,481,158 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,303,983 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,047,202 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,146,123 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,561,629 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,334,453 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000157 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000213 sec/round-trip
                pthread_spinlock: 0.000000233 sec/round-trip
                      std::mutex: 0.000000455 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000259 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000148 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000175 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[34] 436m:31s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,033,952 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,414,595 msg/sec
          boost::lockfree::queue, 1,s:   7,838,224 msg/sec
          boost::lockfree::queue, 1,i:   6,918,612 msg/sec
          boost::lockfree::queue, 2,s:   7,650,205 msg/sec
          boost::lockfree::queue, 2,i:   7,475,433 msg/sec
          boost::lockfree::queue, 3,s:   7,353,154 msg/sec
          boost::lockfree::queue, 3,i:   7,568,137 msg/sec
          boost::lockfree::queue, 4,s:   6,427,186 msg/sec
          boost::lockfree::queue, 4,i:   6,829,881 msg/sec
          boost::lockfree::queue, 5,s:   6,456,491 msg/sec
          boost::lockfree::queue, 5,i:   6,498,911 msg/sec
          boost::lockfree::queue, 6,s:   6,028,000 msg/sec
          boost::lockfree::queue, 6,i:   6,137,630 msg/sec
          boost::lockfree::queue, 7,s:   5,963,695 msg/sec
          boost::lockfree::queue, 7,i:   6,099,893 msg/sec
          boost::lockfree::queue, 8,s:   5,420,057 msg/sec
          boost::lockfree::queue, 8,i:   5,746,779 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 445,892,256 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 490,601,064 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,024,876 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,849,696 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,402,870 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  44,929,853 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,895,244 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,470,790 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,098,223 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,801,013 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,164,502 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,098,577 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,302,739 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,822,534 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,949,864 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,115,570 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,300,537 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  36,618,458 msg/sec
                pthread_spinlock, 1,s:  28,921,923 msg/sec
                pthread_spinlock, 1,i:  25,359,080 msg/sec
                pthread_spinlock, 2,s:  15,531,861 msg/sec
                pthread_spinlock, 2,i:  17,079,672 msg/sec
                pthread_spinlock, 3,s:   8,283,090 msg/sec
                pthread_spinlock, 3,i:  12,016,279 msg/sec
                pthread_spinlock, 4,s:   6,520,872 msg/sec
                pthread_spinlock, 4,i:   9,172,088 msg/sec
                pthread_spinlock, 5,s:   8,660,300 msg/sec
                pthread_spinlock, 5,i:   9,148,701 msg/sec
                pthread_spinlock, 6,s:   8,270,421 msg/sec
                pthread_spinlock, 6,i:   9,045,334 msg/sec
                pthread_spinlock, 7,s:   7,761,850 msg/sec
                pthread_spinlock, 7,i:   7,466,332 msg/sec
                pthread_spinlock, 8,s:   6,875,421 msg/sec
                pthread_spinlock, 8,i:   6,949,320 msg/sec
                      std::mutex, 1,s:   6,960,598 msg/sec
                      std::mutex, 1,i:   7,588,338 msg/sec
                      std::mutex, 2,s:   6,016,961 msg/sec
                      std::mutex, 2,i:   6,183,066 msg/sec
                      std::mutex, 3,s:   5,518,808 msg/sec
                      std::mutex, 3,i:   5,491,754 msg/sec
                      std::mutex, 4,s:   6,169,319 msg/sec
                      std::mutex, 4,i:   5,762,087 msg/sec
                      std::mutex, 5,s:   5,540,447 msg/sec
                      std::mutex, 5,i:   6,290,013 msg/sec
                      std::mutex, 6,s:   5,844,288 msg/sec
                      std::mutex, 6,i:   5,890,799 msg/sec
                      std::mutex, 7,s:   5,777,311 msg/sec
                      std::mutex, 7,i:   5,812,591 msg/sec
                      std::mutex, 8,s:   5,704,162 msg/sec
                      std::mutex, 8,i:   5,726,759 msg/sec
                 tbb::spin_mutex, 1,s:  37,998,558 msg/sec
                 tbb::spin_mutex, 1,i:  37,963,658 msg/sec
                 tbb::spin_mutex, 2,s:  21,156,424 msg/sec
                 tbb::spin_mutex, 2,i:  18,401,088 msg/sec
                 tbb::spin_mutex, 3,s:   8,342,147 msg/sec
                 tbb::spin_mutex, 3,i:  10,815,930 msg/sec
                 tbb::spin_mutex, 4,s:   3,171,319 msg/sec
                 tbb::spin_mutex, 4,i:   6,284,316 msg/sec
                 tbb::spin_mutex, 5,s:   5,459,237 msg/sec
                 tbb::spin_mutex, 5,i:   5,699,631 msg/sec
                 tbb::spin_mutex, 6,s:   5,350,322 msg/sec
                 tbb::spin_mutex, 6,i:   4,337,376 msg/sec
                 tbb::spin_mutex, 7,s:   4,871,304 msg/sec
                 tbb::spin_mutex, 7,i:   4,323,275 msg/sec
                 tbb::spin_mutex, 8,s:   4,272,190 msg/sec
                 tbb::spin_mutex, 8,i:   4,157,675 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,343,939 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,324,809 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,979,143 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,115,050 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,401,311 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,770,383 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,116,190 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,371,314 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,690,694 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,720,848 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,906,244 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,959,163 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,810,003 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,128,513 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,650,702 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,303,630 msg/sec
     xenium::michael_scott_queue, 1,s:   9,281,211 msg/sec
     xenium::michael_scott_queue, 1,i:   9,075,904 msg/sec
     xenium::michael_scott_queue, 2,s:   8,437,687 msg/sec
     xenium::michael_scott_queue, 2,i:   8,479,676 msg/sec
     xenium::michael_scott_queue, 3,s:   7,133,261 msg/sec
     xenium::michael_scott_queue, 3,i:   7,536,397 msg/sec
     xenium::michael_scott_queue, 4,s:   6,407,146 msg/sec
     xenium::michael_scott_queue, 4,i:   6,329,871 msg/sec
     xenium::michael_scott_queue, 5,s:   6,321,291 msg/sec
     xenium::michael_scott_queue, 5,i:   6,632,354 msg/sec
     xenium::michael_scott_queue, 6,s:   6,492,004 msg/sec
     xenium::michael_scott_queue, 6,i:   6,977,456 msg/sec
     xenium::michael_scott_queue, 7,s:   6,261,705 msg/sec
     xenium::michael_scott_queue, 7,i:   6,498,092 msg/sec
     xenium::michael_scott_queue, 8,s:   6,039,516 msg/sec
     xenium::michael_scott_queue, 8,i:   6,093,883 msg/sec
         xenium::ramalhete_queue, 1,s:  32,526,266 msg/sec
         xenium::ramalhete_queue, 1,i:  32,025,958 msg/sec
         xenium::ramalhete_queue, 2,s:  24,156,388 msg/sec
         xenium::ramalhete_queue, 2,i:  23,366,451 msg/sec
         xenium::ramalhete_queue, 3,s:  29,258,790 msg/sec
         xenium::ramalhete_queue, 3,i:  28,442,107 msg/sec
         xenium::ramalhete_queue, 4,s:  33,804,961 msg/sec
         xenium::ramalhete_queue, 4,i:  33,408,908 msg/sec
         xenium::ramalhete_queue, 5,s:  31,924,609 msg/sec
         xenium::ramalhete_queue, 5,i:  36,244,272 msg/sec
         xenium::ramalhete_queue, 6,s:  33,897,335 msg/sec
         xenium::ramalhete_queue, 6,i:  39,677,644 msg/sec
         xenium::ramalhete_queue, 7,s:  35,223,025 msg/sec
         xenium::ramalhete_queue, 7,i:  41,293,888 msg/sec
         xenium::ramalhete_queue, 8,s:  35,683,615 msg/sec
         xenium::ramalhete_queue, 8,i:  44,028,492 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,284,002 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,325,497 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,163,101 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,866,000 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,886,205 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,557,894 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,528,134 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,157,249 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,931,507 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,217,682 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,999,752 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,192,264 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,182,094 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,910,103 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,380,153 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,231,944 msg/sec
                     AtomicQueue, 1,s:  61,580,148 msg/sec
                     AtomicQueue, 1,i:  56,815,617 msg/sec
                     AtomicQueue, 2,s:  12,271,325 msg/sec
                     AtomicQueue, 2,i:  11,737,325 msg/sec
                     AtomicQueue, 3,s:  10,824,012 msg/sec
                     AtomicQueue, 3,i:   9,935,164 msg/sec
                     AtomicQueue, 4,s:   8,185,898 msg/sec
                     AtomicQueue, 4,i:   8,199,752 msg/sec
                     AtomicQueue, 5,s:   8,015,079 msg/sec
                     AtomicQueue, 5,i:   8,006,739 msg/sec
                     AtomicQueue, 6,s:   7,778,861 msg/sec
                     AtomicQueue, 6,i:   7,598,468 msg/sec
                     AtomicQueue, 7,s:   7,126,323 msg/sec
                     AtomicQueue, 7,i:   7,988,089 msg/sec
                     AtomicQueue, 8,s:   6,309,631 msg/sec
                     AtomicQueue, 8,i:   7,447,919 msg/sec
                    AtomicQueueB, 1,s:  43,899,689 msg/sec
                    AtomicQueueB, 1,i:  48,641,053 msg/sec
                    AtomicQueueB, 2,s:  11,826,151 msg/sec
                    AtomicQueueB, 2,i:  11,454,078 msg/sec
                    AtomicQueueB, 3,s:  10,991,345 msg/sec
                    AtomicQueueB, 3,i:  10,232,291 msg/sec
                    AtomicQueueB, 4,s:   8,073,140 msg/sec
                    AtomicQueueB, 4,i:   7,986,692 msg/sec
                    AtomicQueueB, 5,s:   7,579,679 msg/sec
                    AtomicQueueB, 5,i:   7,795,964 msg/sec
                    AtomicQueueB, 6,s:   7,338,546 msg/sec
                    AtomicQueueB, 6,i:   7,546,803 msg/sec
                    AtomicQueueB, 7,s:   6,966,107 msg/sec
                    AtomicQueueB, 7,i:   7,765,440 msg/sec
                    AtomicQueueB, 8,s:   6,175,722 msg/sec
                    AtomicQueueB, 8,i:   7,115,301 msg/sec
             OptimistAtomicQueue, 1,s: 689,723,669 msg/sec
             OptimistAtomicQueue, 1,i: 719,288,752 msg/sec
             OptimistAtomicQueue, 2,s:  32,634,394 msg/sec
             OptimistAtomicQueue, 2,i:  32,720,370 msg/sec
             OptimistAtomicQueue, 3,s:  36,647,808 msg/sec
             OptimistAtomicQueue, 3,i:  37,341,598 msg/sec
             OptimistAtomicQueue, 4,s:  39,306,276 msg/sec
             OptimistAtomicQueue, 4,i:  39,381,513 msg/sec
             OptimistAtomicQueue, 5,s:  42,523,525 msg/sec
             OptimistAtomicQueue, 5,i:  46,369,772 msg/sec
             OptimistAtomicQueue, 6,s:  42,122,660 msg/sec
             OptimistAtomicQueue, 6,i:  49,843,975 msg/sec
             OptimistAtomicQueue, 7,s:  44,364,884 msg/sec
             OptimistAtomicQueue, 7,i:  53,055,125 msg/sec
             OptimistAtomicQueue, 8,s:  46,337,510 msg/sec
             OptimistAtomicQueue, 8,i:  49,225,995 msg/sec
            OptimistAtomicQueueB, 1,s: 166,253,091 msg/sec
            OptimistAtomicQueueB, 1,i:  77,723,761 msg/sec
            OptimistAtomicQueueB, 2,s:  32,137,506 msg/sec
            OptimistAtomicQueueB, 2,i:  32,263,469 msg/sec
            OptimistAtomicQueueB, 3,s:  36,302,477 msg/sec
            OptimistAtomicQueueB, 3,i:  36,971,763 msg/sec
            OptimistAtomicQueueB, 4,s:  38,725,713 msg/sec
            OptimistAtomicQueueB, 4,i:  38,576,429 msg/sec
            OptimistAtomicQueueB, 5,s:  40,303,748 msg/sec
            OptimistAtomicQueueB, 5,i:  45,518,867 msg/sec
            OptimistAtomicQueueB, 6,s:  40,472,913 msg/sec
            OptimistAtomicQueueB, 6,i:  49,036,778 msg/sec
            OptimistAtomicQueueB, 7,s:  41,630,958 msg/sec
            OptimistAtomicQueueB, 7,i:  47,965,165 msg/sec
            OptimistAtomicQueueB, 8,s:  44,270,594 msg/sec
            OptimistAtomicQueueB, 8,i:  47,876,944 msg/sec
                    AtomicQueue2, 1,s:  22,866,835 msg/sec
                    AtomicQueue2, 1,i:  22,827,880 msg/sec
                    AtomicQueue2, 2,s:  11,707,093 msg/sec
                    AtomicQueue2, 2,i:  11,376,219 msg/sec
                    AtomicQueue2, 3,s:   9,806,424 msg/sec
                    AtomicQueue2, 3,i:   9,441,235 msg/sec
                    AtomicQueue2, 4,s:   8,029,319 msg/sec
                    AtomicQueue2, 4,i:   8,048,194 msg/sec
                    AtomicQueue2, 5,s:   7,848,380 msg/sec
                    AtomicQueue2, 5,i:   8,008,688 msg/sec
                    AtomicQueue2, 6,s:   7,866,255 msg/sec
                    AtomicQueue2, 6,i:   7,554,161 msg/sec
                    AtomicQueue2, 7,s:   7,178,256 msg/sec
                    AtomicQueue2, 7,i:   7,886,862 msg/sec
                    AtomicQueue2, 8,s:   6,359,048 msg/sec
                    AtomicQueue2, 8,i:   7,236,276 msg/sec
                   AtomicQueueB2, 1,s:  35,088,417 msg/sec
                   AtomicQueueB2, 1,i:  32,250,465 msg/sec
                   AtomicQueueB2, 2,s:  11,624,801 msg/sec
                   AtomicQueueB2, 2,i:  11,255,464 msg/sec
                   AtomicQueueB2, 3,s:   9,780,556 msg/sec
                   AtomicQueueB2, 3,i:   9,489,294 msg/sec
                   AtomicQueueB2, 4,s:   7,976,255 msg/sec
                   AtomicQueueB2, 4,i:   7,913,845 msg/sec
                   AtomicQueueB2, 5,s:   7,496,268 msg/sec
                   AtomicQueueB2, 5,i:   7,724,080 msg/sec
                   AtomicQueueB2, 6,s:   7,294,824 msg/sec
                   AtomicQueueB2, 6,i:   7,428,370 msg/sec
                   AtomicQueueB2, 7,s:   6,961,044 msg/sec
                   AtomicQueueB2, 7,i:   7,708,126 msg/sec
                   AtomicQueueB2, 8,s:   6,244,739 msg/sec
                   AtomicQueueB2, 8,i:   7,116,248 msg/sec
            OptimistAtomicQueue2, 1,s:  32,584,430 msg/sec
            OptimistAtomicQueue2, 1,i:  31,419,233 msg/sec
            OptimistAtomicQueue2, 2,s:  29,473,910 msg/sec
            OptimistAtomicQueue2, 2,i:  27,252,737 msg/sec
            OptimistAtomicQueue2, 3,s:  30,332,634 msg/sec
            OptimistAtomicQueue2, 3,i:  29,966,009 msg/sec
            OptimistAtomicQueue2, 4,s:  33,265,569 msg/sec
            OptimistAtomicQueue2, 4,i:  33,272,047 msg/sec
            OptimistAtomicQueue2, 5,s:  37,426,606 msg/sec
            OptimistAtomicQueue2, 5,i:  40,100,669 msg/sec
            OptimistAtomicQueue2, 6,s:  40,144,762 msg/sec
            OptimistAtomicQueue2, 6,i:  49,364,248 msg/sec
            OptimistAtomicQueue2, 7,s:  42,752,132 msg/sec
            OptimistAtomicQueue2, 7,i:  48,133,840 msg/sec
            OptimistAtomicQueue2, 8,s:  43,891,980 msg/sec
            OptimistAtomicQueue2, 8,i:  48,468,969 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,716,224 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,878,436 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,808,886 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,157,024 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,123,992 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,111,608 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,096,323 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,689,491 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,287,764 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,184,841 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,066,196 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,109,441 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,098,199 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,125,445 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,977,215 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,799,102 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000326 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000143 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000287 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000261 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[35] 435m:12s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,688,517 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,979,514 msg/sec
          boost::lockfree::queue, 1,s:   8,069,288 msg/sec
          boost::lockfree::queue, 1,i:   7,939,900 msg/sec
          boost::lockfree::queue, 2,s:   7,613,434 msg/sec
          boost::lockfree::queue, 2,i:   7,547,711 msg/sec
          boost::lockfree::queue, 3,s:   7,514,652 msg/sec
          boost::lockfree::queue, 3,i:   7,558,922 msg/sec
          boost::lockfree::queue, 4,s:   6,426,544 msg/sec
          boost::lockfree::queue, 4,i:   6,720,818 msg/sec
          boost::lockfree::queue, 5,s:   6,476,968 msg/sec
          boost::lockfree::queue, 5,i:   6,462,851 msg/sec
          boost::lockfree::queue, 6,s:   6,001,946 msg/sec
          boost::lockfree::queue, 6,i:   6,119,177 msg/sec
          boost::lockfree::queue, 7,s:   5,856,092 msg/sec
          boost::lockfree::queue, 7,i:   5,909,469 msg/sec
          boost::lockfree::queue, 8,s:   5,406,098 msg/sec
          boost::lockfree::queue, 8,i:   5,568,283 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 221,728,531 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  64,319,880 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,753,889 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,777,884 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,073,305 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,282,903 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,805,952 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,160,338 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  39,288,524 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,079,143 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,107,031 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,815,329 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,456,959 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,771,268 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,944,780 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,446,645 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,086,958 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,520,491 msg/sec
                pthread_spinlock, 1,s:  28,970,897 msg/sec
                pthread_spinlock, 1,i:  25,329,933 msg/sec
                pthread_spinlock, 2,s:  15,853,992 msg/sec
                pthread_spinlock, 2,i:  17,033,998 msg/sec
                pthread_spinlock, 3,s:   8,314,801 msg/sec
                pthread_spinlock, 3,i:  12,196,454 msg/sec
                pthread_spinlock, 4,s:   6,499,000 msg/sec
                pthread_spinlock, 4,i:   8,945,332 msg/sec
                pthread_spinlock, 5,s:   8,681,388 msg/sec
                pthread_spinlock, 5,i:   9,276,286 msg/sec
                pthread_spinlock, 6,s:   8,617,119 msg/sec
                pthread_spinlock, 6,i:   8,277,558 msg/sec
                pthread_spinlock, 7,s:   7,560,583 msg/sec
                pthread_spinlock, 7,i:   7,723,433 msg/sec
                pthread_spinlock, 8,s:   6,729,183 msg/sec
                pthread_spinlock, 8,i:   6,837,260 msg/sec
                      std::mutex, 1,s:   5,975,385 msg/sec
                      std::mutex, 1,i:   6,393,833 msg/sec
                      std::mutex, 2,s:   6,065,269 msg/sec
                      std::mutex, 2,i:   6,084,332 msg/sec
                      std::mutex, 3,s:   6,017,869 msg/sec
                      std::mutex, 3,i:   6,142,800 msg/sec
                      std::mutex, 4,s:   6,189,611 msg/sec
                      std::mutex, 4,i:   6,204,232 msg/sec
                      std::mutex, 5,s:   6,053,344 msg/sec
                      std::mutex, 5,i:   5,633,308 msg/sec
                      std::mutex, 6,s:   5,986,244 msg/sec
                      std::mutex, 6,i:   5,956,143 msg/sec
                      std::mutex, 7,s:   5,855,289 msg/sec
                      std::mutex, 7,i:   5,860,178 msg/sec
                      std::mutex, 8,s:   5,719,470 msg/sec
                      std::mutex, 8,i:   5,687,579 msg/sec
                 tbb::spin_mutex, 1,s:  37,960,915 msg/sec
                 tbb::spin_mutex, 1,i:  37,765,990 msg/sec
                 tbb::spin_mutex, 2,s:  21,290,877 msg/sec
                 tbb::spin_mutex, 2,i:  18,290,725 msg/sec
                 tbb::spin_mutex, 3,s:   8,954,463 msg/sec
                 tbb::spin_mutex, 3,i:  11,018,391 msg/sec
                 tbb::spin_mutex, 4,s:   3,174,256 msg/sec
                 tbb::spin_mutex, 4,i:   6,305,545 msg/sec
                 tbb::spin_mutex, 5,s:   5,413,574 msg/sec
                 tbb::spin_mutex, 5,i:   5,535,288 msg/sec
                 tbb::spin_mutex, 6,s:   5,400,230 msg/sec
                 tbb::spin_mutex, 6,i:   4,335,287 msg/sec
                 tbb::spin_mutex, 7,s:   4,907,625 msg/sec
                 tbb::spin_mutex, 7,i:   4,365,507 msg/sec
                 tbb::spin_mutex, 8,s:   4,279,174 msg/sec
                 tbb::spin_mutex, 8,i:   4,065,654 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,099,880 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,164,570 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,705,328 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,714,117 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,310,585 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,377,775 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,046,358 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,563,872 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,603,242 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,544,884 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,777,534 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,696,495 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,815,424 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,708,419 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,074,786 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,071,470 msg/sec
     xenium::michael_scott_queue, 1,s:   9,192,066 msg/sec
     xenium::michael_scott_queue, 1,i:   9,349,848 msg/sec
     xenium::michael_scott_queue, 2,s:   8,493,044 msg/sec
     xenium::michael_scott_queue, 2,i:   8,440,516 msg/sec
     xenium::michael_scott_queue, 3,s:   7,256,126 msg/sec
     xenium::michael_scott_queue, 3,i:   7,538,179 msg/sec
     xenium::michael_scott_queue, 4,s:   6,345,646 msg/sec
     xenium::michael_scott_queue, 4,i:   6,385,519 msg/sec
     xenium::michael_scott_queue, 5,s:   6,303,548 msg/sec
     xenium::michael_scott_queue, 5,i:   6,616,428 msg/sec
     xenium::michael_scott_queue, 6,s:   6,526,040 msg/sec
     xenium::michael_scott_queue, 6,i:   6,669,438 msg/sec
     xenium::michael_scott_queue, 7,s:   6,247,829 msg/sec
     xenium::michael_scott_queue, 7,i:   6,603,981 msg/sec
     xenium::michael_scott_queue, 8,s:   6,001,136 msg/sec
     xenium::michael_scott_queue, 8,i:   6,105,669 msg/sec
         xenium::ramalhete_queue, 1,s:  32,370,389 msg/sec
         xenium::ramalhete_queue, 1,i:  32,711,038 msg/sec
         xenium::ramalhete_queue, 2,s:  23,908,003 msg/sec
         xenium::ramalhete_queue, 2,i:  23,402,185 msg/sec
         xenium::ramalhete_queue, 3,s:  29,464,259 msg/sec
         xenium::ramalhete_queue, 3,i:  28,513,798 msg/sec
         xenium::ramalhete_queue, 4,s:  33,825,729 msg/sec
         xenium::ramalhete_queue, 4,i:  33,537,746 msg/sec
         xenium::ramalhete_queue, 5,s:  32,186,377 msg/sec
         xenium::ramalhete_queue, 5,i:  35,986,210 msg/sec
         xenium::ramalhete_queue, 6,s:  34,035,587 msg/sec
         xenium::ramalhete_queue, 6,i:  39,399,674 msg/sec
         xenium::ramalhete_queue, 7,s:  35,127,503 msg/sec
         xenium::ramalhete_queue, 7,i:  40,870,143 msg/sec
         xenium::ramalhete_queue, 8,s:  35,607,469 msg/sec
         xenium::ramalhete_queue, 8,i:  44,086,941 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,137,471 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 114,153,899 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  21,578,863 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,493,741 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,869,309 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,795,125 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,634,384 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,257,514 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,823,726 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,446,110 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,920,685 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,494,721 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,241,413 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,384,822 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,388,166 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,508,407 msg/sec
                     AtomicQueue, 1,s:  58,249,599 msg/sec
                     AtomicQueue, 1,i:  57,091,567 msg/sec
                     AtomicQueue, 2,s:  12,232,536 msg/sec
                     AtomicQueue, 2,i:  11,755,345 msg/sec
                     AtomicQueue, 3,s:  10,703,502 msg/sec
                     AtomicQueue, 3,i:   9,923,194 msg/sec
                     AtomicQueue, 4,s:   8,221,150 msg/sec
                     AtomicQueue, 4,i:   8,154,516 msg/sec
                     AtomicQueue, 5,s:   8,007,245 msg/sec
                     AtomicQueue, 5,i:   8,089,965 msg/sec
                     AtomicQueue, 6,s:   7,822,013 msg/sec
                     AtomicQueue, 6,i:   7,608,813 msg/sec
                     AtomicQueue, 7,s:   7,102,513 msg/sec
                     AtomicQueue, 7,i:   7,952,974 msg/sec
                     AtomicQueue, 8,s:   6,337,301 msg/sec
                     AtomicQueue, 8,i:   7,436,198 msg/sec
                    AtomicQueueB, 1,s:  43,879,782 msg/sec
                    AtomicQueueB, 1,i:  43,088,716 msg/sec
                    AtomicQueueB, 2,s:  11,796,842 msg/sec
                    AtomicQueueB, 2,i:  11,500,629 msg/sec
                    AtomicQueueB, 3,s:  10,984,460 msg/sec
                    AtomicQueueB, 3,i:  10,131,014 msg/sec
                    AtomicQueueB, 4,s:   8,082,901 msg/sec
                    AtomicQueueB, 4,i:   8,072,195 msg/sec
                    AtomicQueueB, 5,s:   7,632,263 msg/sec
                    AtomicQueueB, 5,i:   7,783,520 msg/sec
                    AtomicQueueB, 6,s:   7,436,442 msg/sec
                    AtomicQueueB, 6,i:   7,545,170 msg/sec
                    AtomicQueueB, 7,s:   6,873,713 msg/sec
                    AtomicQueueB, 7,i:   7,753,000 msg/sec
                    AtomicQueueB, 8,s:   6,203,388 msg/sec
                    AtomicQueueB, 8,i:   7,152,434 msg/sec
             OptimistAtomicQueue, 1,s: 797,233,917 msg/sec
             OptimistAtomicQueue, 1,i: 639,251,411 msg/sec
             OptimistAtomicQueue, 2,s:  32,649,878 msg/sec
             OptimistAtomicQueue, 2,i:  32,718,721 msg/sec
             OptimistAtomicQueue, 3,s:  36,658,454 msg/sec
             OptimistAtomicQueue, 3,i:  37,342,661 msg/sec
             OptimistAtomicQueue, 4,s:  39,283,899 msg/sec
             OptimistAtomicQueue, 4,i:  39,382,053 msg/sec
             OptimistAtomicQueue, 5,s:  42,471,603 msg/sec
             OptimistAtomicQueue, 5,i:  46,262,058 msg/sec
             OptimistAtomicQueue, 6,s:  42,332,613 msg/sec
             OptimistAtomicQueue, 6,i:  50,427,216 msg/sec
             OptimistAtomicQueue, 7,s:  44,350,068 msg/sec
             OptimistAtomicQueue, 7,i:  49,187,715 msg/sec
             OptimistAtomicQueue, 8,s:  46,380,282 msg/sec
             OptimistAtomicQueue, 8,i:  48,678,280 msg/sec
            OptimistAtomicQueueB, 1,s: 201,965,763 msg/sec
            OptimistAtomicQueueB, 1,i:  76,381,823 msg/sec
            OptimistAtomicQueueB, 2,s:  32,234,070 msg/sec
            OptimistAtomicQueueB, 2,i:  32,448,033 msg/sec
            OptimistAtomicQueueB, 3,s:  36,254,928 msg/sec
            OptimistAtomicQueueB, 3,i:  36,952,317 msg/sec
            OptimistAtomicQueueB, 4,s:  38,703,910 msg/sec
            OptimistAtomicQueueB, 4,i:  38,669,119 msg/sec
            OptimistAtomicQueueB, 5,s:  40,404,077 msg/sec
            OptimistAtomicQueueB, 5,i:  45,504,824 msg/sec
            OptimistAtomicQueueB, 6,s:  40,577,727 msg/sec
            OptimistAtomicQueueB, 6,i:  49,143,686 msg/sec
            OptimistAtomicQueueB, 7,s:  42,732,676 msg/sec
            OptimistAtomicQueueB, 7,i:  51,460,137 msg/sec
            OptimistAtomicQueueB, 8,s:  44,437,385 msg/sec
            OptimistAtomicQueueB, 8,i:  48,331,674 msg/sec
                    AtomicQueue2, 1,s:  23,443,940 msg/sec
                    AtomicQueue2, 1,i:  23,068,512 msg/sec
                    AtomicQueue2, 2,s:  11,815,317 msg/sec
                    AtomicQueue2, 2,i:  11,460,236 msg/sec
                    AtomicQueue2, 3,s:   9,437,243 msg/sec
                    AtomicQueue2, 3,i:   9,399,827 msg/sec
                    AtomicQueue2, 4,s:   8,003,112 msg/sec
                    AtomicQueue2, 4,i:   8,023,430 msg/sec
                    AtomicQueue2, 5,s:   7,922,344 msg/sec
                    AtomicQueue2, 5,i:   8,047,731 msg/sec
                    AtomicQueue2, 6,s:   7,659,855 msg/sec
                    AtomicQueue2, 6,i:   7,537,032 msg/sec
                    AtomicQueue2, 7,s:   7,170,691 msg/sec
                    AtomicQueue2, 7,i:   7,898,494 msg/sec
                    AtomicQueue2, 8,s:   6,359,734 msg/sec
                    AtomicQueue2, 8,i:   7,195,185 msg/sec
                   AtomicQueueB2, 1,s:  33,475,611 msg/sec
                   AtomicQueueB2, 1,i:  33,440,024 msg/sec
                   AtomicQueueB2, 2,s:  11,391,511 msg/sec
                   AtomicQueueB2, 2,i:  11,111,455 msg/sec
                   AtomicQueueB2, 3,s:   9,602,564 msg/sec
                   AtomicQueueB2, 3,i:   9,627,565 msg/sec
                   AtomicQueueB2, 4,s:   7,870,370 msg/sec
                   AtomicQueueB2, 4,i:   7,756,087 msg/sec
                   AtomicQueueB2, 5,s:   7,542,520 msg/sec
                   AtomicQueueB2, 5,i:   7,676,598 msg/sec
                   AtomicQueueB2, 6,s:   7,249,431 msg/sec
                   AtomicQueueB2, 6,i:   7,423,104 msg/sec
                   AtomicQueueB2, 7,s:   6,832,778 msg/sec
                   AtomicQueueB2, 7,i:   7,718,395 msg/sec
                   AtomicQueueB2, 8,s:   6,301,443 msg/sec
                   AtomicQueueB2, 8,i:   7,107,161 msg/sec
            OptimistAtomicQueue2, 1,s: 448,301,480 msg/sec
            OptimistAtomicQueue2, 1,i:  33,506,414 msg/sec
            OptimistAtomicQueue2, 2,s:  29,305,691 msg/sec
            OptimistAtomicQueue2, 2,i:  23,997,060 msg/sec
            OptimistAtomicQueue2, 3,s:  30,460,110 msg/sec
            OptimistAtomicQueue2, 3,i:  30,037,687 msg/sec
            OptimistAtomicQueue2, 4,s:  35,890,023 msg/sec
            OptimistAtomicQueue2, 4,i:  32,977,392 msg/sec
            OptimistAtomicQueue2, 5,s:  37,220,545 msg/sec
            OptimistAtomicQueue2, 5,i:  41,567,989 msg/sec
            OptimistAtomicQueue2, 6,s:  40,129,197 msg/sec
            OptimistAtomicQueue2, 6,i:  49,289,467 msg/sec
            OptimistAtomicQueue2, 7,s:  42,995,792 msg/sec
            OptimistAtomicQueue2, 7,i:  48,179,892 msg/sec
            OptimistAtomicQueue2, 8,s:  44,086,570 msg/sec
            OptimistAtomicQueue2, 8,i:  49,624,519 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,098,963 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,955,793 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,810,142 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,340,906 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,833,952 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,720,042 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,497,874 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,071,400 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,836,139 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,683,320 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,496,641 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,381,479 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,146,178 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,674,736 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,278,299 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,593,948 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000138 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000219 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[36] 433m:53s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  75,112,563 msg/sec
     boost::lockfree::spsc_queue, 1,i:  75,574,260 msg/sec
          boost::lockfree::queue, 1,s:   7,651,883 msg/sec
          boost::lockfree::queue, 1,i:   6,993,284 msg/sec
          boost::lockfree::queue, 2,s:   7,677,205 msg/sec
          boost::lockfree::queue, 2,i:   7,534,774 msg/sec
          boost::lockfree::queue, 3,s:   7,386,859 msg/sec
          boost::lockfree::queue, 3,i:   7,554,388 msg/sec
          boost::lockfree::queue, 4,s:   6,415,633 msg/sec
          boost::lockfree::queue, 4,i:   6,840,157 msg/sec
          boost::lockfree::queue, 5,s:   6,486,962 msg/sec
          boost::lockfree::queue, 5,i:   6,457,412 msg/sec
          boost::lockfree::queue, 6,s:   5,984,986 msg/sec
          boost::lockfree::queue, 6,i:   6,143,203 msg/sec
          boost::lockfree::queue, 7,s:   5,904,663 msg/sec
          boost::lockfree::queue, 7,i:   6,094,994 msg/sec
          boost::lockfree::queue, 8,s:   5,397,575 msg/sec
          boost::lockfree::queue, 8,i:   5,646,902 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 422,016,650 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  64,672,074 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,222,541 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,728,146 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,365,148 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,060,882 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,918,996 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,859,238 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,127,128 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,175,031 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,233,372 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,570,292 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,237,019 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,590,347 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,976,539 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,095,691 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,294,949 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,547,380 msg/sec
                pthread_spinlock, 1,s:  28,795,293 msg/sec
                pthread_spinlock, 1,i:  25,331,340 msg/sec
                pthread_spinlock, 2,s:  15,607,735 msg/sec
                pthread_spinlock, 2,i:  16,962,916 msg/sec
                pthread_spinlock, 3,s:   8,331,271 msg/sec
                pthread_spinlock, 3,i:  11,971,104 msg/sec
                pthread_spinlock, 4,s:   6,510,523 msg/sec
                pthread_spinlock, 4,i:   9,125,367 msg/sec
                pthread_spinlock, 5,s:   8,661,345 msg/sec
                pthread_spinlock, 5,i:   9,012,324 msg/sec
                pthread_spinlock, 6,s:   8,251,577 msg/sec
                pthread_spinlock, 6,i:   8,620,399 msg/sec
                pthread_spinlock, 7,s:   7,515,464 msg/sec
                pthread_spinlock, 7,i:   7,556,404 msg/sec
                pthread_spinlock, 8,s:   6,880,426 msg/sec
                pthread_spinlock, 8,i:   6,848,314 msg/sec
                      std::mutex, 1,s:   6,805,234 msg/sec
                      std::mutex, 1,i:   6,543,888 msg/sec
                      std::mutex, 2,s:   5,444,519 msg/sec
                      std::mutex, 2,i:   5,705,903 msg/sec
                      std::mutex, 3,s:   5,708,361 msg/sec
                      std::mutex, 3,i:   5,188,997 msg/sec
                      std::mutex, 4,s:   5,694,086 msg/sec
                      std::mutex, 4,i:   6,196,600 msg/sec
                      std::mutex, 5,s:   6,116,416 msg/sec
                      std::mutex, 5,i:   6,172,253 msg/sec
                      std::mutex, 6,s:   6,041,551 msg/sec
                      std::mutex, 6,i:   5,932,989 msg/sec
                      std::mutex, 7,s:   5,866,045 msg/sec
                      std::mutex, 7,i:   5,880,832 msg/sec
                      std::mutex, 8,s:   5,720,203 msg/sec
                      std::mutex, 8,i:   5,730,368 msg/sec
                 tbb::spin_mutex, 1,s:  37,704,370 msg/sec
                 tbb::spin_mutex, 1,i:  37,405,688 msg/sec
                 tbb::spin_mutex, 2,s:  21,039,126 msg/sec
                 tbb::spin_mutex, 2,i:  18,259,791 msg/sec
                 tbb::spin_mutex, 3,s:   8,782,685 msg/sec
                 tbb::spin_mutex, 3,i:  10,257,523 msg/sec
                 tbb::spin_mutex, 4,s:   3,199,552 msg/sec
                 tbb::spin_mutex, 4,i:   6,392,545 msg/sec
                 tbb::spin_mutex, 5,s:   5,467,923 msg/sec
                 tbb::spin_mutex, 5,i:   5,771,816 msg/sec
                 tbb::spin_mutex, 6,s:   5,373,260 msg/sec
                 tbb::spin_mutex, 6,i:   4,380,380 msg/sec
                 tbb::spin_mutex, 7,s:   4,863,926 msg/sec
                 tbb::spin_mutex, 7,i:   4,315,035 msg/sec
                 tbb::spin_mutex, 8,s:   4,259,919 msg/sec
                 tbb::spin_mutex, 8,i:   4,159,461 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,163,559 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,114,813 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,008,980 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,936,387 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,407,345 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,537,835 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,086,836 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,494,282 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,514,162 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,529,386 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,753,853 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,661,405 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,833,670 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,720,520 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,076,407 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,071,304 msg/sec
     xenium::michael_scott_queue, 1,s:   9,422,883 msg/sec
     xenium::michael_scott_queue, 1,i:   9,586,255 msg/sec
     xenium::michael_scott_queue, 2,s:   8,296,079 msg/sec
     xenium::michael_scott_queue, 2,i:   8,368,817 msg/sec
     xenium::michael_scott_queue, 3,s:   7,279,710 msg/sec
     xenium::michael_scott_queue, 3,i:   7,528,747 msg/sec
     xenium::michael_scott_queue, 4,s:   6,405,405 msg/sec
     xenium::michael_scott_queue, 4,i:   6,336,058 msg/sec
     xenium::michael_scott_queue, 5,s:   6,393,725 msg/sec
     xenium::michael_scott_queue, 5,i:   6,642,154 msg/sec
     xenium::michael_scott_queue, 6,s:   6,513,437 msg/sec
     xenium::michael_scott_queue, 6,i:   6,735,090 msg/sec
     xenium::michael_scott_queue, 7,s:   6,308,106 msg/sec
     xenium::michael_scott_queue, 7,i:   6,580,286 msg/sec
     xenium::michael_scott_queue, 8,s:   5,999,853 msg/sec
     xenium::michael_scott_queue, 8,i:   6,288,498 msg/sec
         xenium::ramalhete_queue, 1,s:  32,314,114 msg/sec
         xenium::ramalhete_queue, 1,i:  32,629,975 msg/sec
         xenium::ramalhete_queue, 2,s:  23,581,133 msg/sec
         xenium::ramalhete_queue, 2,i:  23,416,207 msg/sec
         xenium::ramalhete_queue, 3,s:  29,217,186 msg/sec
         xenium::ramalhete_queue, 3,i:  28,474,662 msg/sec
         xenium::ramalhete_queue, 4,s:  33,858,125 msg/sec
         xenium::ramalhete_queue, 4,i:  33,512,974 msg/sec
         xenium::ramalhete_queue, 5,s:  32,150,380 msg/sec
         xenium::ramalhete_queue, 5,i:  35,994,129 msg/sec
         xenium::ramalhete_queue, 6,s:  34,040,952 msg/sec
         xenium::ramalhete_queue, 6,i:  39,911,685 msg/sec
         xenium::ramalhete_queue, 7,s:  34,933,647 msg/sec
         xenium::ramalhete_queue, 7,i:  41,017,753 msg/sec
         xenium::ramalhete_queue, 8,s:  35,346,534 msg/sec
         xenium::ramalhete_queue, 8,i:  43,096,335 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,874,736 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,701,923 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,689,124 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,492,366 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,687,707 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,978,553 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,619,851 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,318,778 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,965,600 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,338,547 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,866,439 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,290,056 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,284,604 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,060,713 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,404,109 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,333,786 msg/sec
                     AtomicQueue, 1,s:  87,826,810 msg/sec
                     AtomicQueue, 1,i:  56,585,106 msg/sec
                     AtomicQueue, 2,s:  12,291,805 msg/sec
                     AtomicQueue, 2,i:  11,734,999 msg/sec
                     AtomicQueue, 3,s:  10,731,583 msg/sec
                     AtomicQueue, 3,i:   9,941,041 msg/sec
                     AtomicQueue, 4,s:   8,218,050 msg/sec
                     AtomicQueue, 4,i:   8,211,701 msg/sec
                     AtomicQueue, 5,s:   7,977,557 msg/sec
                     AtomicQueue, 5,i:   8,091,401 msg/sec
                     AtomicQueue, 6,s:   7,790,110 msg/sec
                     AtomicQueue, 6,i:   7,596,756 msg/sec
                     AtomicQueue, 7,s:   7,081,825 msg/sec
                     AtomicQueue, 7,i:   7,991,764 msg/sec
                     AtomicQueue, 8,s:   6,345,360 msg/sec
                     AtomicQueue, 8,i:   7,476,811 msg/sec
                    AtomicQueueB, 1,s:  43,899,616 msg/sec
                    AtomicQueueB, 1,i:  43,020,481 msg/sec
                    AtomicQueueB, 2,s:  12,064,748 msg/sec
                    AtomicQueueB, 2,i:  11,476,149 msg/sec
                    AtomicQueueB, 3,s:  10,991,310 msg/sec
                    AtomicQueueB, 3,i:  10,317,807 msg/sec
                    AtomicQueueB, 4,s:   8,118,482 msg/sec
                    AtomicQueueB, 4,i:   8,095,818 msg/sec
                    AtomicQueueB, 5,s:   7,548,178 msg/sec
                    AtomicQueueB, 5,i:   7,800,273 msg/sec
                    AtomicQueueB, 6,s:   7,354,516 msg/sec
                    AtomicQueueB, 6,i:   7,498,931 msg/sec
                    AtomicQueueB, 7,s:   6,916,816 msg/sec
                    AtomicQueueB, 7,i:   7,746,629 msg/sec
                    AtomicQueueB, 8,s:   6,196,536 msg/sec
                    AtomicQueueB, 8,i:   7,010,451 msg/sec
             OptimistAtomicQueue, 1,s: 670,524,192 msg/sec
             OptimistAtomicQueue, 1,i: 524,276,766 msg/sec
             OptimistAtomicQueue, 2,s:  32,650,770 msg/sec
             OptimistAtomicQueue, 2,i:  32,727,597 msg/sec
             OptimistAtomicQueue, 3,s:  36,664,635 msg/sec
             OptimistAtomicQueue, 3,i:  37,425,799 msg/sec
             OptimistAtomicQueue, 4,s:  39,250,893 msg/sec
             OptimistAtomicQueue, 4,i:  39,374,256 msg/sec
             OptimistAtomicQueue, 5,s:  41,740,878 msg/sec
             OptimistAtomicQueue, 5,i:  46,417,487 msg/sec
             OptimistAtomicQueue, 6,s:  42,027,445 msg/sec
             OptimistAtomicQueue, 6,i:  50,234,405 msg/sec
             OptimistAtomicQueue, 7,s:  44,186,275 msg/sec
             OptimistAtomicQueue, 7,i:  53,013,919 msg/sec
             OptimistAtomicQueue, 8,s:  46,268,632 msg/sec
             OptimistAtomicQueue, 8,i:  49,619,629 msg/sec
            OptimistAtomicQueueB, 1,s: 186,672,385 msg/sec
            OptimistAtomicQueueB, 1,i:  76,588,280 msg/sec
            OptimistAtomicQueueB, 2,s:  32,216,090 msg/sec
            OptimistAtomicQueueB, 2,i:  32,217,206 msg/sec
            OptimistAtomicQueueB, 3,s:  36,274,225 msg/sec
            OptimistAtomicQueueB, 3,i:  36,849,223 msg/sec
            OptimistAtomicQueueB, 4,s:  38,743,586 msg/sec
            OptimistAtomicQueueB, 4,i:  38,638,567 msg/sec
            OptimistAtomicQueueB, 5,s:  40,296,225 msg/sec
            OptimistAtomicQueueB, 5,i:  45,523,612 msg/sec
            OptimistAtomicQueueB, 6,s:  41,155,149 msg/sec
            OptimistAtomicQueueB, 6,i:  48,610,860 msg/sec
            OptimistAtomicQueueB, 7,s:  41,818,684 msg/sec
            OptimistAtomicQueueB, 7,i:  51,531,419 msg/sec
            OptimistAtomicQueueB, 8,s:  44,654,164 msg/sec
            OptimistAtomicQueueB, 8,i:  48,025,264 msg/sec
                    AtomicQueue2, 1,s:  22,825,152 msg/sec
                    AtomicQueue2, 1,i:  22,862,507 msg/sec
                    AtomicQueue2, 2,s:  11,776,438 msg/sec
                    AtomicQueue2, 2,i:  11,368,679 msg/sec
                    AtomicQueue2, 3,s:   9,348,816 msg/sec
                    AtomicQueue2, 3,i:   9,383,903 msg/sec
                    AtomicQueue2, 4,s:   8,107,811 msg/sec
                    AtomicQueue2, 4,i:   8,108,720 msg/sec
                    AtomicQueue2, 5,s:   7,936,488 msg/sec
                    AtomicQueue2, 5,i:   8,036,404 msg/sec
                    AtomicQueue2, 6,s:   7,816,495 msg/sec
                    AtomicQueue2, 6,i:   7,533,292 msg/sec
                    AtomicQueue2, 7,s:   7,079,152 msg/sec
                    AtomicQueue2, 7,i:   7,871,990 msg/sec
                    AtomicQueue2, 8,s:   6,369,908 msg/sec
                    AtomicQueue2, 8,i:   7,257,632 msg/sec
                   AtomicQueueB2, 1,s:  36,097,421 msg/sec
                   AtomicQueueB2, 1,i:  32,637,899 msg/sec
                   AtomicQueueB2, 2,s:  11,450,688 msg/sec
                   AtomicQueueB2, 2,i:  11,139,544 msg/sec
                   AtomicQueueB2, 3,s:   9,529,093 msg/sec
                   AtomicQueueB2, 3,i:   9,580,475 msg/sec
                   AtomicQueueB2, 4,s:   7,954,544 msg/sec
                   AtomicQueueB2, 4,i:   7,847,685 msg/sec
                   AtomicQueueB2, 5,s:   7,533,474 msg/sec
                   AtomicQueueB2, 5,i:   7,622,417 msg/sec
                   AtomicQueueB2, 6,s:   7,268,444 msg/sec
                   AtomicQueueB2, 6,i:   7,458,108 msg/sec
                   AtomicQueueB2, 7,s:   6,863,975 msg/sec
                   AtomicQueueB2, 7,i:   7,662,966 msg/sec
                   AtomicQueueB2, 8,s:   6,359,731 msg/sec
                   AtomicQueueB2, 8,i:   6,921,999 msg/sec
            OptimistAtomicQueue2, 1,s: 436,845,564 msg/sec
            OptimistAtomicQueue2, 1,i:  29,468,009 msg/sec
            OptimistAtomicQueue2, 2,s:  24,249,486 msg/sec
            OptimistAtomicQueue2, 2,i:  24,026,854 msg/sec
            OptimistAtomicQueue2, 3,s:  30,327,778 msg/sec
            OptimistAtomicQueue2, 3,i:  29,935,331 msg/sec
            OptimistAtomicQueue2, 4,s:  33,252,941 msg/sec
            OptimistAtomicQueue2, 4,i:  33,158,202 msg/sec
            OptimistAtomicQueue2, 5,s:  37,277,252 msg/sec
            OptimistAtomicQueue2, 5,i:  40,373,191 msg/sec
            OptimistAtomicQueue2, 6,s:  40,120,883 msg/sec
            OptimistAtomicQueue2, 6,i:  49,138,115 msg/sec
            OptimistAtomicQueue2, 7,s:  42,765,166 msg/sec
            OptimistAtomicQueue2, 7,i:  48,183,052 msg/sec
            OptimistAtomicQueue2, 8,s:  44,110,060 msg/sec
            OptimistAtomicQueue2, 8,i:  48,106,938 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,626,611 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,873,215 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,342,099 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,166,403 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,759,131 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,869,389 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,371,705 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,913,552 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,606,873 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,072,337 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,579,874 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,521,734 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,730,657 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,592,183 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,049,663 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,197,419 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000135 sec/round-trip
          boost::lockfree::queue: 0.000000335 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000236 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000520 sec/round-trip
                 tbb::spin_mutex: 0.000000283 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000392 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[37] 432m:33s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,434,124 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,114,813 msg/sec
          boost::lockfree::queue, 1,s:   8,075,092 msg/sec
          boost::lockfree::queue, 1,i:   7,991,144 msg/sec
          boost::lockfree::queue, 2,s:   7,582,727 msg/sec
          boost::lockfree::queue, 2,i:   7,467,079 msg/sec
          boost::lockfree::queue, 3,s:   7,548,085 msg/sec
          boost::lockfree::queue, 3,i:   7,585,585 msg/sec
          boost::lockfree::queue, 4,s:   6,427,018 msg/sec
          boost::lockfree::queue, 4,i:   6,806,789 msg/sec
          boost::lockfree::queue, 5,s:   6,403,985 msg/sec
          boost::lockfree::queue, 5,i:   6,462,021 msg/sec
          boost::lockfree::queue, 6,s:   5,938,048 msg/sec
          boost::lockfree::queue, 6,i:   6,102,331 msg/sec
          boost::lockfree::queue, 7,s:   5,946,411 msg/sec
          boost::lockfree::queue, 7,i:   6,066,999 msg/sec
          boost::lockfree::queue, 8,s:   5,496,358 msg/sec
          boost::lockfree::queue, 8,i:   5,596,033 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 103,695,097 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  52,616,179 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,526,754 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,887,128 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,176,698 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,822,487 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,140,863 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,570,770 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,466,503 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,829,054 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,567,357 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,334,317 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,441,778 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,481,826 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,182,513 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,496,988 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,841,210 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,299,674 msg/sec
                pthread_spinlock, 1,s:  28,705,975 msg/sec
                pthread_spinlock, 1,i:  25,349,673 msg/sec
                pthread_spinlock, 2,s:  16,089,853 msg/sec
                pthread_spinlock, 2,i:  16,934,561 msg/sec
                pthread_spinlock, 3,s:   8,391,322 msg/sec
                pthread_spinlock, 3,i:  12,070,907 msg/sec
                pthread_spinlock, 4,s:   6,467,002 msg/sec
                pthread_spinlock, 4,i:   9,123,689 msg/sec
                pthread_spinlock, 5,s:   8,758,506 msg/sec
                pthread_spinlock, 5,i:   8,877,259 msg/sec
                pthread_spinlock, 6,s:   8,338,760 msg/sec
                pthread_spinlock, 6,i:   9,128,591 msg/sec
                pthread_spinlock, 7,s:   7,523,864 msg/sec
                pthread_spinlock, 7,i:   7,652,181 msg/sec
                pthread_spinlock, 8,s:   6,690,199 msg/sec
                pthread_spinlock, 8,i:   7,341,164 msg/sec
                      std::mutex, 1,s:   6,931,890 msg/sec
                      std::mutex, 1,i:   6,981,753 msg/sec
                      std::mutex, 2,s:   5,114,511 msg/sec
                      std::mutex, 2,i:   6,162,074 msg/sec
                      std::mutex, 3,s:   5,620,857 msg/sec
                      std::mutex, 3,i:   5,970,496 msg/sec
                      std::mutex, 4,s:   6,263,514 msg/sec
                      std::mutex, 4,i:   6,233,059 msg/sec
                      std::mutex, 5,s:   6,088,456 msg/sec
                      std::mutex, 5,i:   6,040,327 msg/sec
                      std::mutex, 6,s:   5,873,926 msg/sec
                      std::mutex, 6,i:   5,880,220 msg/sec
                      std::mutex, 7,s:   5,770,657 msg/sec
                      std::mutex, 7,i:   5,759,941 msg/sec
                      std::mutex, 8,s:   5,636,617 msg/sec
                      std::mutex, 8,i:   5,639,003 msg/sec
                 tbb::spin_mutex, 1,s:  37,774,314 msg/sec
                 tbb::spin_mutex, 1,i:  33,200,132 msg/sec
                 tbb::spin_mutex, 2,s:  21,108,427 msg/sec
                 tbb::spin_mutex, 2,i:  18,508,126 msg/sec
                 tbb::spin_mutex, 3,s:   7,357,151 msg/sec
                 tbb::spin_mutex, 3,i:  10,352,177 msg/sec
                 tbb::spin_mutex, 4,s:   3,216,667 msg/sec
                 tbb::spin_mutex, 4,i:   6,347,012 msg/sec
                 tbb::spin_mutex, 5,s:   5,560,562 msg/sec
                 tbb::spin_mutex, 5,i:   5,550,069 msg/sec
                 tbb::spin_mutex, 6,s:   5,364,354 msg/sec
                 tbb::spin_mutex, 6,i:   4,374,918 msg/sec
                 tbb::spin_mutex, 7,s:   4,870,039 msg/sec
                 tbb::spin_mutex, 7,i:   4,370,333 msg/sec
                 tbb::spin_mutex, 8,s:   4,266,654 msg/sec
                 tbb::spin_mutex, 8,i:   4,096,945 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,247,310 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,131,449 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,186,707 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,914,866 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,228,800 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,338,458 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,070,242 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,246,905 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,544,740 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,374,699 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,615,139 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,709,115 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,652,460 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,075,003 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,727,171 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,887,897 msg/sec
     xenium::michael_scott_queue, 1,s:   9,264,466 msg/sec
     xenium::michael_scott_queue, 1,i:   9,114,800 msg/sec
     xenium::michael_scott_queue, 2,s:   8,525,633 msg/sec
     xenium::michael_scott_queue, 2,i:   8,515,244 msg/sec
     xenium::michael_scott_queue, 3,s:   7,313,902 msg/sec
     xenium::michael_scott_queue, 3,i:   7,530,141 msg/sec
     xenium::michael_scott_queue, 4,s:   6,287,441 msg/sec
     xenium::michael_scott_queue, 4,i:   6,301,079 msg/sec
     xenium::michael_scott_queue, 5,s:   6,291,799 msg/sec
     xenium::michael_scott_queue, 5,i:   6,642,725 msg/sec
     xenium::michael_scott_queue, 6,s:   6,493,807 msg/sec
     xenium::michael_scott_queue, 6,i:   6,954,591 msg/sec
     xenium::michael_scott_queue, 7,s:   6,261,241 msg/sec
     xenium::michael_scott_queue, 7,i:   6,526,229 msg/sec
     xenium::michael_scott_queue, 8,s:   6,022,029 msg/sec
     xenium::michael_scott_queue, 8,i:   6,173,037 msg/sec
         xenium::ramalhete_queue, 1,s:  32,297,159 msg/sec
         xenium::ramalhete_queue, 1,i:  32,198,550 msg/sec
         xenium::ramalhete_queue, 2,s:  23,484,135 msg/sec
         xenium::ramalhete_queue, 2,i:  23,289,996 msg/sec
         xenium::ramalhete_queue, 3,s:  29,281,073 msg/sec
         xenium::ramalhete_queue, 3,i:  28,526,818 msg/sec
         xenium::ramalhete_queue, 4,s:  33,821,975 msg/sec
         xenium::ramalhete_queue, 4,i:  33,434,652 msg/sec
         xenium::ramalhete_queue, 5,s:  32,191,895 msg/sec
         xenium::ramalhete_queue, 5,i:  36,005,263 msg/sec
         xenium::ramalhete_queue, 6,s:  34,032,602 msg/sec
         xenium::ramalhete_queue, 6,i:  38,842,604 msg/sec
         xenium::ramalhete_queue, 7,s:  35,113,171 msg/sec
         xenium::ramalhete_queue, 7,i:  40,717,279 msg/sec
         xenium::ramalhete_queue, 8,s:  35,384,919 msg/sec
         xenium::ramalhete_queue, 8,i:  43,285,110 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,332,682 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,881,042 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,353,769 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,855,419 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,743,006 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,841,494 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,567,704 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,474,037 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,329,676 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,370,361 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,133,122 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,455,484 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,283,776 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,028,739 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,399,946 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,500,006 msg/sec
                     AtomicQueue, 1,s:  58,436,557 msg/sec
                     AtomicQueue, 1,i:  56,117,205 msg/sec
                     AtomicQueue, 2,s:  12,282,763 msg/sec
                     AtomicQueue, 2,i:  11,751,113 msg/sec
                     AtomicQueue, 3,s:  10,798,365 msg/sec
                     AtomicQueue, 3,i:   9,928,509 msg/sec
                     AtomicQueue, 4,s:   8,184,520 msg/sec
                     AtomicQueue, 4,i:   8,190,682 msg/sec
                     AtomicQueue, 5,s:   8,031,102 msg/sec
                     AtomicQueue, 5,i:   8,095,282 msg/sec
                     AtomicQueue, 6,s:   7,784,665 msg/sec
                     AtomicQueue, 6,i:   7,591,498 msg/sec
                     AtomicQueue, 7,s:   7,060,824 msg/sec
                     AtomicQueue, 7,i:   7,981,801 msg/sec
                     AtomicQueue, 8,s:   6,343,176 msg/sec
                     AtomicQueue, 8,i:   7,510,723 msg/sec
                    AtomicQueueB, 1,s:  43,947,451 msg/sec
                    AtomicQueueB, 1,i:  43,107,648 msg/sec
                    AtomicQueueB, 2,s:  11,820,376 msg/sec
                    AtomicQueueB, 2,i:  11,484,644 msg/sec
                    AtomicQueueB, 3,s:  11,052,167 msg/sec
                    AtomicQueueB, 3,i:  10,088,237 msg/sec
                    AtomicQueueB, 4,s:   8,057,757 msg/sec
                    AtomicQueueB, 4,i:   7,987,124 msg/sec
                    AtomicQueueB, 5,s:   7,636,025 msg/sec
                    AtomicQueueB, 5,i:   7,841,663 msg/sec
                    AtomicQueueB, 6,s:   7,425,018 msg/sec
                    AtomicQueueB, 6,i:   7,540,251 msg/sec
                    AtomicQueueB, 7,s:   6,872,012 msg/sec
                    AtomicQueueB, 7,i:   7,744,174 msg/sec
                    AtomicQueueB, 8,s:   6,226,017 msg/sec
                    AtomicQueueB, 8,i:   7,107,614 msg/sec
             OptimistAtomicQueue, 1,s: 715,100,545 msg/sec
             OptimistAtomicQueue, 1,i: 516,819,436 msg/sec
             OptimistAtomicQueue, 2,s:  32,636,025 msg/sec
             OptimistAtomicQueue, 2,i:  32,709,524 msg/sec
             OptimistAtomicQueue, 3,s:  36,687,619 msg/sec
             OptimistAtomicQueue, 3,i:  37,489,792 msg/sec
             OptimistAtomicQueue, 4,s:  39,290,514 msg/sec
             OptimistAtomicQueue, 4,i:  39,417,931 msg/sec
             OptimistAtomicQueue, 5,s:  42,369,658 msg/sec
             OptimistAtomicQueue, 5,i:  48,384,632 msg/sec
             OptimistAtomicQueue, 6,s:  42,202,472 msg/sec
             OptimistAtomicQueue, 6,i:  50,559,092 msg/sec
             OptimistAtomicQueue, 7,s:  45,043,999 msg/sec
             OptimistAtomicQueue, 7,i:  52,977,830 msg/sec
             OptimistAtomicQueue, 8,s:  46,490,930 msg/sec
             OptimistAtomicQueue, 8,i:  50,349,000 msg/sec
            OptimistAtomicQueueB, 1,s:  77,991,961 msg/sec
            OptimistAtomicQueueB, 1,i:  77,625,769 msg/sec
            OptimistAtomicQueueB, 2,s:  31,704,635 msg/sec
            OptimistAtomicQueueB, 2,i:  32,130,701 msg/sec
            OptimistAtomicQueueB, 3,s:  36,294,862 msg/sec
            OptimistAtomicQueueB, 3,i:  36,793,206 msg/sec
            OptimistAtomicQueueB, 4,s:  38,614,538 msg/sec
            OptimistAtomicQueueB, 4,i:  38,546,585 msg/sec
            OptimistAtomicQueueB, 5,s:  40,712,869 msg/sec
            OptimistAtomicQueueB, 5,i:  46,261,867 msg/sec
            OptimistAtomicQueueB, 6,s:  40,810,423 msg/sec
            OptimistAtomicQueueB, 6,i:  49,185,921 msg/sec
            OptimistAtomicQueueB, 7,s:  42,292,804 msg/sec
            OptimistAtomicQueueB, 7,i:  51,516,986 msg/sec
            OptimistAtomicQueueB, 8,s:  44,408,785 msg/sec
            OptimistAtomicQueueB, 8,i:  48,397,394 msg/sec
                    AtomicQueue2, 1,s:  22,917,171 msg/sec
                    AtomicQueue2, 1,i:  22,892,123 msg/sec
                    AtomicQueue2, 2,s:  11,866,705 msg/sec
                    AtomicQueue2, 2,i:  11,418,742 msg/sec
                    AtomicQueue2, 3,s:   9,650,549 msg/sec
                    AtomicQueue2, 3,i:   9,490,164 msg/sec
                    AtomicQueue2, 4,s:   8,049,671 msg/sec
                    AtomicQueue2, 4,i:   8,092,218 msg/sec
                    AtomicQueue2, 5,s:   7,869,739 msg/sec
                    AtomicQueue2, 5,i:   8,038,721 msg/sec
                    AtomicQueue2, 6,s:   7,696,710 msg/sec
                    AtomicQueue2, 6,i:   7,565,213 msg/sec
                    AtomicQueue2, 7,s:   7,092,108 msg/sec
                    AtomicQueue2, 7,i:   7,851,958 msg/sec
                    AtomicQueue2, 8,s:   6,369,447 msg/sec
                    AtomicQueue2, 8,i:   7,298,610 msg/sec
                   AtomicQueueB2, 1,s:  35,903,681 msg/sec
                   AtomicQueueB2, 1,i:  32,614,561 msg/sec
                   AtomicQueueB2, 2,s:  11,436,091 msg/sec
                   AtomicQueueB2, 2,i:  11,132,115 msg/sec
                   AtomicQueueB2, 3,s:   9,716,730 msg/sec
                   AtomicQueueB2, 3,i:   9,441,804 msg/sec
                   AtomicQueueB2, 4,s:   7,888,001 msg/sec
                   AtomicQueueB2, 4,i:   7,855,615 msg/sec
                   AtomicQueueB2, 5,s:   7,462,399 msg/sec
                   AtomicQueueB2, 5,i:   7,700,835 msg/sec
                   AtomicQueueB2, 6,s:   7,251,999 msg/sec
                   AtomicQueueB2, 6,i:   7,409,649 msg/sec
                   AtomicQueueB2, 7,s:   6,979,859 msg/sec
                   AtomicQueueB2, 7,i:   7,703,282 msg/sec
                   AtomicQueueB2, 8,s:   6,260,531 msg/sec
                   AtomicQueueB2, 8,i:   6,968,423 msg/sec
            OptimistAtomicQueue2, 1,s: 374,850,247 msg/sec
            OptimistAtomicQueue2, 1,i: 433,829,645 msg/sec
            OptimistAtomicQueue2, 2,s:  24,913,911 msg/sec
            OptimistAtomicQueue2, 2,i:  24,013,351 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,001 msg/sec
            OptimistAtomicQueue2, 3,i:  29,526,435 msg/sec
            OptimistAtomicQueue2, 4,s:  33,208,463 msg/sec
            OptimistAtomicQueue2, 4,i:  33,056,662 msg/sec
            OptimistAtomicQueue2, 5,s:  37,367,524 msg/sec
            OptimistAtomicQueue2, 5,i:  40,036,141 msg/sec
            OptimistAtomicQueue2, 6,s:  40,346,895 msg/sec
            OptimistAtomicQueue2, 6,i:  49,060,865 msg/sec
            OptimistAtomicQueue2, 7,s:  42,761,063 msg/sec
            OptimistAtomicQueue2, 7,i:  48,173,528 msg/sec
            OptimistAtomicQueue2, 8,s:  43,751,637 msg/sec
            OptimistAtomicQueue2, 8,i:  48,447,503 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,403,411 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,862,745 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,558,231 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,366,921 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,046,740 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,052,763 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,427,432 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,126,710 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,510,105 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,347,303 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,150,076 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,447,824 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,303,784 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,355,615 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,141,615 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,289,801 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000323 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000146 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000507 sec/round-trip
                 tbb::spin_mutex: 0.000000308 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000294 sec/round-trip
     xenium::michael_scott_queue: 0.000000387 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000172 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[38] 431m:14s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,807,475 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,537,212 msg/sec
          boost::lockfree::queue, 1,s:   8,001,019 msg/sec
          boost::lockfree::queue, 1,i:   7,991,766 msg/sec
          boost::lockfree::queue, 2,s:   7,660,922 msg/sec
          boost::lockfree::queue, 2,i:   7,458,963 msg/sec
          boost::lockfree::queue, 3,s:   7,373,679 msg/sec
          boost::lockfree::queue, 3,i:   7,501,242 msg/sec
          boost::lockfree::queue, 4,s:   6,418,528 msg/sec
          boost::lockfree::queue, 4,i:   6,772,593 msg/sec
          boost::lockfree::queue, 5,s:   6,425,018 msg/sec
          boost::lockfree::queue, 5,i:   6,488,396 msg/sec
          boost::lockfree::queue, 6,s:   5,948,093 msg/sec
          boost::lockfree::queue, 6,i:   6,079,086 msg/sec
          boost::lockfree::queue, 7,s:   5,864,305 msg/sec
          boost::lockfree::queue, 7,i:   6,013,251 msg/sec
          boost::lockfree::queue, 8,s:   5,444,947 msg/sec
          boost::lockfree::queue, 8,i:   5,670,959 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 303,942,198 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  61,376,371 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,755,552 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,598,850 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,113,710 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,603,251 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,786,069 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,946,467 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,182,028 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,260,684 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,458,385 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,227,801 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,461,707 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,903,616 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,157,167 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,849,708 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,317,841 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  39,874,971 msg/sec
                pthread_spinlock, 1,s:  28,998,375 msg/sec
                pthread_spinlock, 1,i:  28,484,128 msg/sec
                pthread_spinlock, 2,s:  15,362,346 msg/sec
                pthread_spinlock, 2,i:  18,187,882 msg/sec
                pthread_spinlock, 3,s:   8,414,858 msg/sec
                pthread_spinlock, 3,i:  11,943,332 msg/sec
                pthread_spinlock, 4,s:   6,505,844 msg/sec
                pthread_spinlock, 4,i:   8,913,554 msg/sec
                pthread_spinlock, 5,s:   8,725,045 msg/sec
                pthread_spinlock, 5,i:   9,510,312 msg/sec
                pthread_spinlock, 6,s:   8,313,708 msg/sec
                pthread_spinlock, 6,i:   8,968,572 msg/sec
                pthread_spinlock, 7,s:   7,575,742 msg/sec
                pthread_spinlock, 7,i:   7,612,434 msg/sec
                pthread_spinlock, 8,s:   6,631,297 msg/sec
                pthread_spinlock, 8,i:   7,544,847 msg/sec
                      std::mutex, 1,s:   6,269,666 msg/sec
                      std::mutex, 1,i:   7,352,725 msg/sec
                      std::mutex, 2,s:   6,149,186 msg/sec
                      std::mutex, 2,i:   6,202,431 msg/sec
                      std::mutex, 3,s:   6,103,175 msg/sec
                      std::mutex, 3,i:   5,617,645 msg/sec
                      std::mutex, 4,s:   5,670,944 msg/sec
                      std::mutex, 4,i:   5,806,419 msg/sec
                      std::mutex, 5,s:   5,539,954 msg/sec
                      std::mutex, 5,i:   5,714,993 msg/sec
                      std::mutex, 6,s:   5,964,502 msg/sec
                      std::mutex, 6,i:   5,881,421 msg/sec
                      std::mutex, 7,s:   5,845,435 msg/sec
                      std::mutex, 7,i:   5,794,990 msg/sec
                      std::mutex, 8,s:   5,648,363 msg/sec
                      std::mutex, 8,i:   5,622,194 msg/sec
                 tbb::spin_mutex, 1,s:  41,819,978 msg/sec
                 tbb::spin_mutex, 1,i:  41,906,265 msg/sec
                 tbb::spin_mutex, 2,s:  21,129,811 msg/sec
                 tbb::spin_mutex, 2,i:  18,156,234 msg/sec
                 tbb::spin_mutex, 3,s:   9,126,204 msg/sec
                 tbb::spin_mutex, 3,i:  10,184,868 msg/sec
                 tbb::spin_mutex, 4,s:   3,308,295 msg/sec
                 tbb::spin_mutex, 4,i:   6,319,899 msg/sec
                 tbb::spin_mutex, 5,s:   5,237,640 msg/sec
                 tbb::spin_mutex, 5,i:   5,782,311 msg/sec
                 tbb::spin_mutex, 6,s:   5,297,621 msg/sec
                 tbb::spin_mutex, 6,i:   4,327,075 msg/sec
                 tbb::spin_mutex, 7,s:   4,501,947 msg/sec
                 tbb::spin_mutex, 7,i:   4,327,999 msg/sec
                 tbb::spin_mutex, 8,s:   3,872,924 msg/sec
                 tbb::spin_mutex, 8,i:   4,046,830 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,944,852 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,345,358 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,881,022 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,880,131 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,597,438 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,620,005 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,983,942 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,348,010 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,798,808 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,622,946 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,937,503 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,732,236 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,856,691 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,063,941 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,875,255 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,481,211 msg/sec
     xenium::michael_scott_queue, 1,s:   9,299,956 msg/sec
     xenium::michael_scott_queue, 1,i:   9,258,921 msg/sec
     xenium::michael_scott_queue, 2,s:   8,501,751 msg/sec
     xenium::michael_scott_queue, 2,i:   8,485,436 msg/sec
     xenium::michael_scott_queue, 3,s:   7,276,994 msg/sec
     xenium::michael_scott_queue, 3,i:   7,506,505 msg/sec
     xenium::michael_scott_queue, 4,s:   6,290,266 msg/sec
     xenium::michael_scott_queue, 4,i:   6,362,924 msg/sec
     xenium::michael_scott_queue, 5,s:   6,343,476 msg/sec
     xenium::michael_scott_queue, 5,i:   6,674,860 msg/sec
     xenium::michael_scott_queue, 6,s:   6,507,446 msg/sec
     xenium::michael_scott_queue, 6,i:   6,756,224 msg/sec
     xenium::michael_scott_queue, 7,s:   6,346,197 msg/sec
     xenium::michael_scott_queue, 7,i:   6,482,341 msg/sec
     xenium::michael_scott_queue, 8,s:   6,012,337 msg/sec
     xenium::michael_scott_queue, 8,i:   6,131,429 msg/sec
         xenium::ramalhete_queue, 1,s:  32,646,693 msg/sec
         xenium::ramalhete_queue, 1,i:  32,638,455 msg/sec
         xenium::ramalhete_queue, 2,s:  24,487,776 msg/sec
         xenium::ramalhete_queue, 2,i:  23,414,434 msg/sec
         xenium::ramalhete_queue, 3,s:  29,136,927 msg/sec
         xenium::ramalhete_queue, 3,i:  28,424,266 msg/sec
         xenium::ramalhete_queue, 4,s:  33,728,527 msg/sec
         xenium::ramalhete_queue, 4,i:  33,478,387 msg/sec
         xenium::ramalhete_queue, 5,s:  32,332,200 msg/sec
         xenium::ramalhete_queue, 5,i:  36,098,485 msg/sec
         xenium::ramalhete_queue, 6,s:  34,118,996 msg/sec
         xenium::ramalhete_queue, 6,i:  38,714,920 msg/sec
         xenium::ramalhete_queue, 7,s:  34,800,263 msg/sec
         xenium::ramalhete_queue, 7,i:  41,375,078 msg/sec
         xenium::ramalhete_queue, 8,s:  35,408,684 msg/sec
         xenium::ramalhete_queue, 8,i:  43,268,234 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,453,202 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  82,111,771 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,958,299 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,302,275 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,837,141 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,965,730 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,687,666 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,962,892 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,599,273 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,305,410 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,094,908 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,379,819 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,278,252 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,891,804 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,564 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,215,026 msg/sec
                     AtomicQueue, 1,s:  58,592,104 msg/sec
                     AtomicQueue, 1,i:  56,663,295 msg/sec
                     AtomicQueue, 2,s:  12,250,863 msg/sec
                     AtomicQueue, 2,i:  11,724,736 msg/sec
                     AtomicQueue, 3,s:  10,860,267 msg/sec
                     AtomicQueue, 3,i:   9,932,189 msg/sec
                     AtomicQueue, 4,s:   8,149,612 msg/sec
                     AtomicQueue, 4,i:   8,177,287 msg/sec
                     AtomicQueue, 5,s:   8,038,497 msg/sec
                     AtomicQueue, 5,i:   7,981,982 msg/sec
                     AtomicQueue, 6,s:   7,970,141 msg/sec
                     AtomicQueue, 6,i:   7,636,191 msg/sec
                     AtomicQueue, 7,s:   7,109,785 msg/sec
                     AtomicQueue, 7,i:   7,981,901 msg/sec
                     AtomicQueue, 8,s:   6,345,495 msg/sec
                     AtomicQueue, 8,i:   7,352,521 msg/sec
                    AtomicQueueB, 1,s:  66,223,516 msg/sec
                    AtomicQueueB, 1,i:  43,008,488 msg/sec
                    AtomicQueueB, 2,s:  11,829,267 msg/sec
                    AtomicQueueB, 2,i:  11,464,492 msg/sec
                    AtomicQueueB, 3,s:  10,978,798 msg/sec
                    AtomicQueueB, 3,i:  10,158,364 msg/sec
                    AtomicQueueB, 4,s:   8,028,750 msg/sec
                    AtomicQueueB, 4,i:   8,073,342 msg/sec
                    AtomicQueueB, 5,s:   7,765,119 msg/sec
                    AtomicQueueB, 5,i:   7,873,963 msg/sec
                    AtomicQueueB, 6,s:   7,334,659 msg/sec
                    AtomicQueueB, 6,i:   7,536,351 msg/sec
                    AtomicQueueB, 7,s:   6,937,613 msg/sec
                    AtomicQueueB, 7,i:   7,734,513 msg/sec
                    AtomicQueueB, 8,s:   6,220,857 msg/sec
                    AtomicQueueB, 8,i:   7,128,451 msg/sec
             OptimistAtomicQueue, 1,s: 691,865,922 msg/sec
             OptimistAtomicQueue, 1,i: 522,949,098 msg/sec
             OptimistAtomicQueue, 2,s:  32,641,915 msg/sec
             OptimistAtomicQueue, 2,i:  32,725,203 msg/sec
             OptimistAtomicQueue, 3,s:  36,627,233 msg/sec
             OptimistAtomicQueue, 3,i:  37,336,598 msg/sec
             OptimistAtomicQueue, 4,s:  39,296,594 msg/sec
             OptimistAtomicQueue, 4,i:  39,359,481 msg/sec
             OptimistAtomicQueue, 5,s:  41,721,097 msg/sec
             OptimistAtomicQueue, 5,i:  46,535,388 msg/sec
             OptimistAtomicQueue, 6,s:  42,752,817 msg/sec
             OptimistAtomicQueue, 6,i:  50,424,394 msg/sec
             OptimistAtomicQueue, 7,s:  45,042,126 msg/sec
             OptimistAtomicQueue, 7,i:  48,682,030 msg/sec
             OptimistAtomicQueue, 8,s:  46,475,624 msg/sec
             OptimistAtomicQueue, 8,i:  49,459,022 msg/sec
            OptimistAtomicQueueB, 1,s:  77,836,909 msg/sec
            OptimistAtomicQueueB, 1,i:  77,648,862 msg/sec
            OptimistAtomicQueueB, 2,s:  31,680,329 msg/sec
            OptimistAtomicQueueB, 2,i:  31,760,870 msg/sec
            OptimistAtomicQueueB, 3,s:  36,124,972 msg/sec
            OptimistAtomicQueueB, 3,i:  36,904,703 msg/sec
            OptimistAtomicQueueB, 4,s:  38,663,045 msg/sec
            OptimistAtomicQueueB, 4,i:  38,673,645 msg/sec
            OptimistAtomicQueueB, 5,s:  41,277,552 msg/sec
            OptimistAtomicQueueB, 5,i:  45,607,371 msg/sec
            OptimistAtomicQueueB, 6,s:  41,105,064 msg/sec
            OptimistAtomicQueueB, 6,i:  49,172,433 msg/sec
            OptimistAtomicQueueB, 7,s:  42,387,657 msg/sec
            OptimistAtomicQueueB, 7,i:  48,355,750 msg/sec
            OptimistAtomicQueueB, 8,s:  44,220,459 msg/sec
            OptimistAtomicQueueB, 8,i:  48,455,666 msg/sec
                    AtomicQueue2, 1,s:  23,452,332 msg/sec
                    AtomicQueue2, 1,i:  23,380,861 msg/sec
                    AtomicQueue2, 2,s:  11,903,436 msg/sec
                    AtomicQueue2, 2,i:  11,430,495 msg/sec
                    AtomicQueue2, 3,s:   9,346,387 msg/sec
                    AtomicQueue2, 3,i:   9,295,843 msg/sec
                    AtomicQueue2, 4,s:   8,028,841 msg/sec
                    AtomicQueue2, 4,i:   8,075,710 msg/sec
                    AtomicQueue2, 5,s:   7,862,723 msg/sec
                    AtomicQueue2, 5,i:   8,028,230 msg/sec
                    AtomicQueue2, 6,s:   7,772,677 msg/sec
                    AtomicQueue2, 6,i:   7,528,529 msg/sec
                    AtomicQueue2, 7,s:   7,150,161 msg/sec
                    AtomicQueue2, 7,i:   7,889,803 msg/sec
                    AtomicQueue2, 8,s:   6,382,802 msg/sec
                    AtomicQueue2, 8,i:   7,441,272 msg/sec
                   AtomicQueueB2, 1,s:  36,269,323 msg/sec
                   AtomicQueueB2, 1,i:  32,614,625 msg/sec
                   AtomicQueueB2, 2,s:  11,442,143 msg/sec
                   AtomicQueueB2, 2,i:  11,043,730 msg/sec
                   AtomicQueueB2, 3,s:   9,650,330 msg/sec
                   AtomicQueueB2, 3,i:   9,577,208 msg/sec
                   AtomicQueueB2, 4,s:   7,868,203 msg/sec
                   AtomicQueueB2, 4,i:   7,834,343 msg/sec
                   AtomicQueueB2, 5,s:   7,322,942 msg/sec
                   AtomicQueueB2, 5,i:   7,804,929 msg/sec
                   AtomicQueueB2, 6,s:   7,364,742 msg/sec
                   AtomicQueueB2, 6,i:   7,425,970 msg/sec
                   AtomicQueueB2, 7,s:   6,824,409 msg/sec
                   AtomicQueueB2, 7,i:   7,714,345 msg/sec
                   AtomicQueueB2, 8,s:   6,366,309 msg/sec
                   AtomicQueueB2, 8,i:   7,097,469 msg/sec
            OptimistAtomicQueue2, 1,s: 607,070,274 msg/sec
            OptimistAtomicQueue2, 1,i: 274,281,733 msg/sec
            OptimistAtomicQueue2, 2,s:  24,883,375 msg/sec
            OptimistAtomicQueue2, 2,i:  24,518,992 msg/sec
            OptimistAtomicQueue2, 3,s:  30,484,426 msg/sec
            OptimistAtomicQueue2, 3,i:  29,880,632 msg/sec
            OptimistAtomicQueue2, 4,s:  33,309,506 msg/sec
            OptimistAtomicQueue2, 4,i:  33,414,491 msg/sec
            OptimistAtomicQueue2, 5,s:  37,156,654 msg/sec
            OptimistAtomicQueue2, 5,i:  40,347,006 msg/sec
            OptimistAtomicQueue2, 6,s:  40,437,515 msg/sec
            OptimistAtomicQueue2, 6,i:  49,137,326 msg/sec
            OptimistAtomicQueue2, 7,s:  42,837,384 msg/sec
            OptimistAtomicQueue2, 7,i:  47,960,265 msg/sec
            OptimistAtomicQueue2, 8,s:  43,885,917 msg/sec
            OptimistAtomicQueue2, 8,i:  48,386,467 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,095,973 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,871,610 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,381,226 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,147,824 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,634,643 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,230,182 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,817,393 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,942,748 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,560,440 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,327,856 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,103,989 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,408,492 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,463,767 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,394,096 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,465,174 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,076,851 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000159 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000207 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[39] 429m:55s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,708,036 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,338,493 msg/sec
          boost::lockfree::queue, 1,s:   7,878,557 msg/sec
          boost::lockfree::queue, 1,i:   7,976,156 msg/sec
          boost::lockfree::queue, 2,s:   7,601,388 msg/sec
          boost::lockfree::queue, 2,i:   7,470,162 msg/sec
          boost::lockfree::queue, 3,s:   7,359,624 msg/sec
          boost::lockfree::queue, 3,i:   7,621,682 msg/sec
          boost::lockfree::queue, 4,s:   6,417,680 msg/sec
          boost::lockfree::queue, 4,i:   6,834,386 msg/sec
          boost::lockfree::queue, 5,s:   6,488,443 msg/sec
          boost::lockfree::queue, 5,i:   6,492,785 msg/sec
          boost::lockfree::queue, 6,s:   6,018,958 msg/sec
          boost::lockfree::queue, 6,i:   6,115,056 msg/sec
          boost::lockfree::queue, 7,s:   5,844,484 msg/sec
          boost::lockfree::queue, 7,i:   5,884,996 msg/sec
          boost::lockfree::queue, 8,s:   5,468,944 msg/sec
          boost::lockfree::queue, 8,i:   5,592,279 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 465,650,260 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 119,629,663 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,788,280 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,756,524 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,399,395 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,457,206 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,205,233 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,353,980 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,064,599 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,582,492 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,195,887 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,863,322 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,334,114 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,636,987 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,851,037 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,440,372 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  17,979,522 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,121,196 msg/sec
                pthread_spinlock, 1,s:  29,312,289 msg/sec
                pthread_spinlock, 1,i:  25,219,559 msg/sec
                pthread_spinlock, 2,s:  15,030,236 msg/sec
                pthread_spinlock, 2,i:  17,208,722 msg/sec
                pthread_spinlock, 3,s:   8,340,340 msg/sec
                pthread_spinlock, 3,i:  12,197,218 msg/sec
                pthread_spinlock, 4,s:   6,526,570 msg/sec
                pthread_spinlock, 4,i:   9,120,615 msg/sec
                pthread_spinlock, 5,s:   8,552,482 msg/sec
                pthread_spinlock, 5,i:   9,225,409 msg/sec
                pthread_spinlock, 6,s:   8,435,558 msg/sec
                pthread_spinlock, 6,i:   8,970,150 msg/sec
                pthread_spinlock, 7,s:   7,544,254 msg/sec
                pthread_spinlock, 7,i:   7,878,475 msg/sec
                pthread_spinlock, 8,s:   6,808,122 msg/sec
                pthread_spinlock, 8,i:   6,905,438 msg/sec
                      std::mutex, 1,s:   6,379,680 msg/sec
                      std::mutex, 1,i:   7,631,854 msg/sec
                      std::mutex, 2,s:   5,796,575 msg/sec
                      std::mutex, 2,i:   5,506,397 msg/sec
                      std::mutex, 3,s:   4,611,109 msg/sec
                      std::mutex, 3,i:   5,189,239 msg/sec
                      std::mutex, 4,s:   5,710,672 msg/sec
                      std::mutex, 4,i:   5,837,195 msg/sec
                      std::mutex, 5,s:   5,927,456 msg/sec
                      std::mutex, 5,i:   5,670,012 msg/sec
                      std::mutex, 6,s:   5,597,671 msg/sec
                      std::mutex, 6,i:   5,943,354 msg/sec
                      std::mutex, 7,s:   5,845,244 msg/sec
                      std::mutex, 7,i:   5,799,564 msg/sec
                      std::mutex, 8,s:   5,726,546 msg/sec
                      std::mutex, 8,i:   5,748,270 msg/sec
                 tbb::spin_mutex, 1,s:  37,589,944 msg/sec
                 tbb::spin_mutex, 1,i:  33,163,321 msg/sec
                 tbb::spin_mutex, 2,s:  21,220,232 msg/sec
                 tbb::spin_mutex, 2,i:  18,373,055 msg/sec
                 tbb::spin_mutex, 3,s:   8,339,833 msg/sec
                 tbb::spin_mutex, 3,i:  10,100,001 msg/sec
                 tbb::spin_mutex, 4,s:   3,146,737 msg/sec
                 tbb::spin_mutex, 4,i:   6,321,518 msg/sec
                 tbb::spin_mutex, 5,s:   5,205,525 msg/sec
                 tbb::spin_mutex, 5,i:   5,453,989 msg/sec
                 tbb::spin_mutex, 6,s:   5,367,368 msg/sec
                 tbb::spin_mutex, 6,i:   4,367,020 msg/sec
                 tbb::spin_mutex, 7,s:   4,876,054 msg/sec
                 tbb::spin_mutex, 7,i:   4,348,804 msg/sec
                 tbb::spin_mutex, 8,s:   4,251,944 msg/sec
                 tbb::spin_mutex, 8,i:   4,086,483 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,086,734 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,430,459 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,172,846 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,471,709 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,571,200 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,766,003 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,505,939 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,598,891 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,996,904 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,653,207 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,930,122 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,738,689 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,764,146 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,816,607 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,773,863 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,470,355 msg/sec
     xenium::michael_scott_queue, 1,s:   9,336,472 msg/sec
     xenium::michael_scott_queue, 1,i:   8,998,966 msg/sec
     xenium::michael_scott_queue, 2,s:   8,470,418 msg/sec
     xenium::michael_scott_queue, 2,i:   8,241,727 msg/sec
     xenium::michael_scott_queue, 3,s:   7,134,397 msg/sec
     xenium::michael_scott_queue, 3,i:   7,470,922 msg/sec
     xenium::michael_scott_queue, 4,s:   6,255,127 msg/sec
     xenium::michael_scott_queue, 4,i:   6,372,962 msg/sec
     xenium::michael_scott_queue, 5,s:   6,227,656 msg/sec
     xenium::michael_scott_queue, 5,i:   6,742,075 msg/sec
     xenium::michael_scott_queue, 6,s:   6,480,496 msg/sec
     xenium::michael_scott_queue, 6,i:   6,718,652 msg/sec
     xenium::michael_scott_queue, 7,s:   6,330,585 msg/sec
     xenium::michael_scott_queue, 7,i:   6,580,296 msg/sec
     xenium::michael_scott_queue, 8,s:   6,032,231 msg/sec
     xenium::michael_scott_queue, 8,i:   6,089,873 msg/sec
         xenium::ramalhete_queue, 1,s:  32,436,359 msg/sec
         xenium::ramalhete_queue, 1,i:  32,041,586 msg/sec
         xenium::ramalhete_queue, 2,s:  24,719,839 msg/sec
         xenium::ramalhete_queue, 2,i:  23,362,937 msg/sec
         xenium::ramalhete_queue, 3,s:  29,226,545 msg/sec
         xenium::ramalhete_queue, 3,i:  28,500,121 msg/sec
         xenium::ramalhete_queue, 4,s:  33,769,382 msg/sec
         xenium::ramalhete_queue, 4,i:  33,472,556 msg/sec
         xenium::ramalhete_queue, 5,s:  32,073,976 msg/sec
         xenium::ramalhete_queue, 5,i:  38,265,946 msg/sec
         xenium::ramalhete_queue, 6,s:  34,088,905 msg/sec
         xenium::ramalhete_queue, 6,i:  38,767,731 msg/sec
         xenium::ramalhete_queue, 7,s:  35,250,975 msg/sec
         xenium::ramalhete_queue, 7,i:  40,936,729 msg/sec
         xenium::ramalhete_queue, 8,s:  35,589,320 msg/sec
         xenium::ramalhete_queue, 8,i:  44,386,898 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,806,157 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,884,926 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  25,532,549 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,118,456 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,738,124 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,626,111 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,630,215 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,400,901 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,866,535 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,342,965 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,826,153 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,396,916 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,218,912 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,410,978 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,450,849 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,269,558 msg/sec
                     AtomicQueue, 1,s:  65,181,835 msg/sec
                     AtomicQueue, 1,i:  56,896,253 msg/sec
                     AtomicQueue, 2,s:  12,254,901 msg/sec
                     AtomicQueue, 2,i:  11,735,342 msg/sec
                     AtomicQueue, 3,s:  10,846,604 msg/sec
                     AtomicQueue, 3,i:   9,945,807 msg/sec
                     AtomicQueue, 4,s:   8,224,721 msg/sec
                     AtomicQueue, 4,i:   8,184,798 msg/sec
                     AtomicQueue, 5,s:   7,991,378 msg/sec
                     AtomicQueue, 5,i:   8,118,070 msg/sec
                     AtomicQueue, 6,s:   7,741,443 msg/sec
                     AtomicQueue, 6,i:   7,608,575 msg/sec
                     AtomicQueue, 7,s:   7,191,440 msg/sec
                     AtomicQueue, 7,i:   8,007,366 msg/sec
                     AtomicQueue, 8,s:   6,344,386 msg/sec
                     AtomicQueue, 8,i:   7,444,769 msg/sec
                    AtomicQueueB, 1,s:  48,264,555 msg/sec
                    AtomicQueueB, 1,i:  43,002,021 msg/sec
                    AtomicQueueB, 2,s:  11,871,957 msg/sec
                    AtomicQueueB, 2,i:  11,509,691 msg/sec
                    AtomicQueueB, 3,s:  10,981,899 msg/sec
                    AtomicQueueB, 3,i:  10,270,389 msg/sec
                    AtomicQueueB, 4,s:   8,010,827 msg/sec
                    AtomicQueueB, 4,i:   7,997,333 msg/sec
                    AtomicQueueB, 5,s:   7,722,720 msg/sec
                    AtomicQueueB, 5,i:   7,822,339 msg/sec
                    AtomicQueueB, 6,s:   7,206,952 msg/sec
                    AtomicQueueB, 6,i:   7,516,740 msg/sec
                    AtomicQueueB, 7,s:   6,866,724 msg/sec
                    AtomicQueueB, 7,i:   7,745,556 msg/sec
                    AtomicQueueB, 8,s:   6,219,869 msg/sec
                    AtomicQueueB, 8,i:   7,167,120 msg/sec
             OptimistAtomicQueue, 1,s: 772,302,155 msg/sec
             OptimistAtomicQueue, 1,i: 608,931,904 msg/sec
             OptimistAtomicQueue, 2,s:  32,636,213 msg/sec
             OptimistAtomicQueue, 2,i:  32,450,484 msg/sec
             OptimistAtomicQueue, 3,s:  36,680,068 msg/sec
             OptimistAtomicQueue, 3,i:  37,421,698 msg/sec
             OptimistAtomicQueue, 4,s:  39,264,164 msg/sec
             OptimistAtomicQueue, 4,i:  39,359,085 msg/sec
             OptimistAtomicQueue, 5,s:  41,741,582 msg/sec
             OptimistAtomicQueue, 5,i:  48,624,611 msg/sec
             OptimistAtomicQueue, 6,s:  42,515,371 msg/sec
             OptimistAtomicQueue, 6,i:  50,398,164 msg/sec
             OptimistAtomicQueue, 7,s:  45,108,897 msg/sec
             OptimistAtomicQueue, 7,i:  53,102,751 msg/sec
             OptimistAtomicQueue, 8,s:  46,314,635 msg/sec
             OptimistAtomicQueue, 8,i:  49,378,001 msg/sec
            OptimistAtomicQueueB, 1,s:  84,723,149 msg/sec
            OptimistAtomicQueueB, 1,i: 125,403,815 msg/sec
            OptimistAtomicQueueB, 2,s:  32,229,197 msg/sec
            OptimistAtomicQueueB, 2,i:  31,896,752 msg/sec
            OptimistAtomicQueueB, 3,s:  36,219,296 msg/sec
            OptimistAtomicQueueB, 3,i:  36,838,366 msg/sec
            OptimistAtomicQueueB, 4,s:  38,527,452 msg/sec
            OptimistAtomicQueueB, 4,i:  38,649,176 msg/sec
            OptimistAtomicQueueB, 5,s:  41,205,723 msg/sec
            OptimistAtomicQueueB, 5,i:  45,442,758 msg/sec
            OptimistAtomicQueueB, 6,s:  41,008,195 msg/sec
            OptimistAtomicQueueB, 6,i:  49,223,783 msg/sec
            OptimistAtomicQueueB, 7,s:  42,049,881 msg/sec
            OptimistAtomicQueueB, 7,i:  47,889,849 msg/sec
            OptimistAtomicQueueB, 8,s:  44,408,605 msg/sec
            OptimistAtomicQueueB, 8,i:  48,060,149 msg/sec
                    AtomicQueue2, 1,s:  23,399,301 msg/sec
                    AtomicQueue2, 1,i:  22,871,353 msg/sec
                    AtomicQueue2, 2,s:  11,872,667 msg/sec
                    AtomicQueue2, 2,i:  11,669,949 msg/sec
                    AtomicQueue2, 3,s:   9,420,590 msg/sec
                    AtomicQueue2, 3,i:   9,344,725 msg/sec
                    AtomicQueue2, 4,s:   8,056,749 msg/sec
                    AtomicQueue2, 4,i:   8,032,653 msg/sec
                    AtomicQueue2, 5,s:   7,920,825 msg/sec
                    AtomicQueue2, 5,i:   8,018,672 msg/sec
                    AtomicQueue2, 6,s:   7,855,086 msg/sec
                    AtomicQueue2, 6,i:   7,529,222 msg/sec
                    AtomicQueue2, 7,s:   7,081,053 msg/sec
                    AtomicQueue2, 7,i:   7,896,914 msg/sec
                    AtomicQueue2, 8,s:   6,362,295 msg/sec
                    AtomicQueue2, 8,i:   7,361,374 msg/sec
                   AtomicQueueB2, 1,s:  35,908,425 msg/sec
                   AtomicQueueB2, 1,i:  34,318,002 msg/sec
                   AtomicQueueB2, 2,s:  11,437,423 msg/sec
                   AtomicQueueB2, 2,i:  11,125,081 msg/sec
                   AtomicQueueB2, 3,s:   9,732,305 msg/sec
                   AtomicQueueB2, 3,i:   9,483,920 msg/sec
                   AtomicQueueB2, 4,s:   7,929,139 msg/sec
                   AtomicQueueB2, 4,i:   7,877,190 msg/sec
                   AtomicQueueB2, 5,s:   7,406,024 msg/sec
                   AtomicQueueB2, 5,i:   7,731,535 msg/sec
                   AtomicQueueB2, 6,s:   7,320,540 msg/sec
                   AtomicQueueB2, 6,i:   7,424,520 msg/sec
                   AtomicQueueB2, 7,s:   6,909,156 msg/sec
                   AtomicQueueB2, 7,i:   7,700,950 msg/sec
                   AtomicQueueB2, 8,s:   6,320,119 msg/sec
                   AtomicQueueB2, 8,i:   7,065,231 msg/sec
            OptimistAtomicQueue2, 1,s: 313,024,511 msg/sec
            OptimistAtomicQueue2, 1,i:  29,580,627 msg/sec
            OptimistAtomicQueue2, 2,s:  24,272,189 msg/sec
            OptimistAtomicQueue2, 2,i:  24,004,150 msg/sec
            OptimistAtomicQueue2, 3,s:  30,312,751 msg/sec
            OptimistAtomicQueue2, 3,i:  30,310,282 msg/sec
            OptimistAtomicQueue2, 4,s:  33,289,742 msg/sec
            OptimistAtomicQueue2, 4,i:  33,145,817 msg/sec
            OptimistAtomicQueue2, 5,s:  36,951,287 msg/sec
            OptimistAtomicQueue2, 5,i:  40,413,488 msg/sec
            OptimistAtomicQueue2, 6,s:  40,300,896 msg/sec
            OptimistAtomicQueue2, 6,i:  49,147,500 msg/sec
            OptimistAtomicQueue2, 7,s:  43,308,217 msg/sec
            OptimistAtomicQueue2, 7,i:  51,531,316 msg/sec
            OptimistAtomicQueue2, 8,s:  43,831,052 msg/sec
            OptimistAtomicQueue2, 8,i:  48,566,694 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,557,170 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,844,161 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,250,992 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,443,953 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,676,255 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,061,838 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,339,368 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,771,095 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,570,742 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,280,533 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,389,038 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,289,780 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,725,384 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,098,788 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,211,854 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,902,415 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000126 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000208 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000450 sec/round-trip
                 tbb::spin_mutex: 0.000000270 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000281 sec/round-trip
     xenium::michael_scott_queue: 0.000000378 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[40] 428m:35s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,458,243 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,399,409 msg/sec
          boost::lockfree::queue, 1,s:   6,852,628 msg/sec
          boost::lockfree::queue, 1,i:   6,972,693 msg/sec
          boost::lockfree::queue, 2,s:   7,596,697 msg/sec
          boost::lockfree::queue, 2,i:   7,643,100 msg/sec
          boost::lockfree::queue, 3,s:   7,436,926 msg/sec
          boost::lockfree::queue, 3,i:   7,569,975 msg/sec
          boost::lockfree::queue, 4,s:   6,425,180 msg/sec
          boost::lockfree::queue, 4,i:   6,901,458 msg/sec
          boost::lockfree::queue, 5,s:   6,432,426 msg/sec
          boost::lockfree::queue, 5,i:   6,485,439 msg/sec
          boost::lockfree::queue, 6,s:   5,982,335 msg/sec
          boost::lockfree::queue, 6,i:   6,169,517 msg/sec
          boost::lockfree::queue, 7,s:   5,941,252 msg/sec
          boost::lockfree::queue, 7,i:   5,858,224 msg/sec
          boost::lockfree::queue, 8,s:   5,451,791 msg/sec
          boost::lockfree::queue, 8,i:   5,707,094 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 163,032,296 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  83,750,985 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,952,986 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,949,691 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,907,189 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,177,390 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,768,038 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,432,574 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,844,680 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,937,427 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,127,764 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,291,076 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,432,830 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  31,658,698 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,000,309 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,780,164 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  53,996,901 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,530,158 msg/sec
                pthread_spinlock, 1,s:  29,168,155 msg/sec
                pthread_spinlock, 1,i:  25,422,574 msg/sec
                pthread_spinlock, 2,s:  15,567,706 msg/sec
                pthread_spinlock, 2,i:  17,004,255 msg/sec
                pthread_spinlock, 3,s:   8,351,720 msg/sec
                pthread_spinlock, 3,i:  12,112,939 msg/sec
                pthread_spinlock, 4,s:   6,484,646 msg/sec
                pthread_spinlock, 4,i:   9,165,884 msg/sec
                pthread_spinlock, 5,s:   8,745,784 msg/sec
                pthread_spinlock, 5,i:   9,203,200 msg/sec
                pthread_spinlock, 6,s:   8,290,642 msg/sec
                pthread_spinlock, 6,i:   8,519,198 msg/sec
                pthread_spinlock, 7,s:   7,952,486 msg/sec
                pthread_spinlock, 7,i:   7,647,449 msg/sec
                pthread_spinlock, 8,s:   6,770,629 msg/sec
                pthread_spinlock, 8,i:   6,965,271 msg/sec
                      std::mutex, 1,s:   6,850,944 msg/sec
                      std::mutex, 1,i:   5,880,583 msg/sec
                      std::mutex, 2,s:   5,953,483 msg/sec
                      std::mutex, 2,i:   6,116,797 msg/sec
                      std::mutex, 3,s:   6,138,053 msg/sec
                      std::mutex, 3,i:   5,853,963 msg/sec
                      std::mutex, 4,s:   5,853,971 msg/sec
                      std::mutex, 4,i:   6,302,207 msg/sec
                      std::mutex, 5,s:   6,168,968 msg/sec
                      std::mutex, 5,i:   6,032,162 msg/sec
                      std::mutex, 6,s:   6,095,305 msg/sec
                      std::mutex, 6,i:   6,025,767 msg/sec
                      std::mutex, 7,s:   5,957,572 msg/sec
                      std::mutex, 7,i:   5,933,142 msg/sec
                      std::mutex, 8,s:   5,728,733 msg/sec
                      std::mutex, 8,i:   5,790,120 msg/sec
                 tbb::spin_mutex, 1,s:  41,697,158 msg/sec
                 tbb::spin_mutex, 1,i:  41,592,354 msg/sec
                 tbb::spin_mutex, 2,s:  21,525,473 msg/sec
                 tbb::spin_mutex, 2,i:  18,336,921 msg/sec
                 tbb::spin_mutex, 3,s:   8,690,164 msg/sec
                 tbb::spin_mutex, 3,i:  11,472,541 msg/sec
                 tbb::spin_mutex, 4,s:   3,310,906 msg/sec
                 tbb::spin_mutex, 4,i:   6,321,525 msg/sec
                 tbb::spin_mutex, 5,s:   5,702,549 msg/sec
                 tbb::spin_mutex, 5,i:   5,718,332 msg/sec
                 tbb::spin_mutex, 6,s:   5,342,793 msg/sec
                 tbb::spin_mutex, 6,i:   4,369,112 msg/sec
                 tbb::spin_mutex, 7,s:   4,709,195 msg/sec
                 tbb::spin_mutex, 7,i:   4,344,603 msg/sec
                 tbb::spin_mutex, 8,s:   4,270,179 msg/sec
                 tbb::spin_mutex, 8,i:   4,069,907 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,308,298 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,299,685 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,350,168 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,177,576 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,575,656 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,618,895 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,006,797 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,360,899 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,495,614 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,652,146 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,991,977 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,715,823 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,924,249 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,073,849 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,886,923 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,512,999 msg/sec
     xenium::michael_scott_queue, 1,s:  10,114,331 msg/sec
     xenium::michael_scott_queue, 1,i:  10,029,957 msg/sec
     xenium::michael_scott_queue, 2,s:   8,460,786 msg/sec
     xenium::michael_scott_queue, 2,i:   8,443,860 msg/sec
     xenium::michael_scott_queue, 3,s:   7,148,954 msg/sec
     xenium::michael_scott_queue, 3,i:   7,516,775 msg/sec
     xenium::michael_scott_queue, 4,s:   6,330,584 msg/sec
     xenium::michael_scott_queue, 4,i:   6,362,427 msg/sec
     xenium::michael_scott_queue, 5,s:   6,286,578 msg/sec
     xenium::michael_scott_queue, 5,i:   6,660,080 msg/sec
     xenium::michael_scott_queue, 6,s:   6,465,910 msg/sec
     xenium::michael_scott_queue, 6,i:   6,698,667 msg/sec
     xenium::michael_scott_queue, 7,s:   6,306,862 msg/sec
     xenium::michael_scott_queue, 7,i:   6,577,875 msg/sec
     xenium::michael_scott_queue, 8,s:   6,027,743 msg/sec
     xenium::michael_scott_queue, 8,i:   6,094,142 msg/sec
         xenium::ramalhete_queue, 1,s:  32,678,822 msg/sec
         xenium::ramalhete_queue, 1,i:  32,435,614 msg/sec
         xenium::ramalhete_queue, 2,s:  23,637,521 msg/sec
         xenium::ramalhete_queue, 2,i:  23,406,388 msg/sec
         xenium::ramalhete_queue, 3,s:  29,222,672 msg/sec
         xenium::ramalhete_queue, 3,i:  28,392,084 msg/sec
         xenium::ramalhete_queue, 4,s:  33,931,648 msg/sec
         xenium::ramalhete_queue, 4,i:  33,382,450 msg/sec
         xenium::ramalhete_queue, 5,s:  31,978,638 msg/sec
         xenium::ramalhete_queue, 5,i:  35,964,908 msg/sec
         xenium::ramalhete_queue, 6,s:  33,990,408 msg/sec
         xenium::ramalhete_queue, 6,i:  39,332,928 msg/sec
         xenium::ramalhete_queue, 7,s:  35,208,856 msg/sec
         xenium::ramalhete_queue, 7,i:  41,341,349 msg/sec
         xenium::ramalhete_queue, 8,s:  35,523,819 msg/sec
         xenium::ramalhete_queue, 8,i:  43,929,598 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,148,896 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 111,582,830 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,824,450 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,483,044 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,682,186 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,408,228 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,563,950 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,107,266 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,061,415 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,392,650 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,169,713 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,245,883 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,189,990 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,975,098 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,413,113 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,545,334 msg/sec
                     AtomicQueue, 1,s:  63,264,506 msg/sec
                     AtomicQueue, 1,i:  56,675,198 msg/sec
                     AtomicQueue, 2,s:  12,332,905 msg/sec
                     AtomicQueue, 2,i:  11,724,227 msg/sec
                     AtomicQueue, 3,s:  10,799,063 msg/sec
                     AtomicQueue, 3,i:   9,890,647 msg/sec
                     AtomicQueue, 4,s:   8,218,853 msg/sec
                     AtomicQueue, 4,i:   8,179,139 msg/sec
                     AtomicQueue, 5,s:   8,059,385 msg/sec
                     AtomicQueue, 5,i:   8,152,739 msg/sec
                     AtomicQueue, 6,s:   7,764,166 msg/sec
                     AtomicQueue, 6,i:   7,611,996 msg/sec
                     AtomicQueue, 7,s:   7,133,017 msg/sec
                     AtomicQueue, 7,i:   7,944,508 msg/sec
                     AtomicQueue, 8,s:   6,370,387 msg/sec
                     AtomicQueue, 8,i:   7,423,035 msg/sec
                    AtomicQueueB, 1,s:  43,372,728 msg/sec
                    AtomicQueueB, 1,i:  42,747,744 msg/sec
                    AtomicQueueB, 2,s:  11,808,876 msg/sec
                    AtomicQueueB, 2,i:  11,479,982 msg/sec
                    AtomicQueueB, 3,s:  10,937,273 msg/sec
                    AtomicQueueB, 3,i:  10,175,101 msg/sec
                    AtomicQueueB, 4,s:   8,055,794 msg/sec
                    AtomicQueueB, 4,i:   7,996,389 msg/sec
                    AtomicQueueB, 5,s:   7,520,621 msg/sec
                    AtomicQueueB, 5,i:   7,820,193 msg/sec
                    AtomicQueueB, 6,s:   7,386,212 msg/sec
                    AtomicQueueB, 6,i:   7,507,818 msg/sec
                    AtomicQueueB, 7,s:   6,902,713 msg/sec
                    AtomicQueueB, 7,i:   7,760,172 msg/sec
                    AtomicQueueB, 8,s:   6,245,063 msg/sec
                    AtomicQueueB, 8,i:   7,010,862 msg/sec
             OptimistAtomicQueue, 1,s: 753,968,986 msg/sec
             OptimistAtomicQueue, 1,i: 699,894,141 msg/sec
             OptimistAtomicQueue, 2,s:  32,646,203 msg/sec
             OptimistAtomicQueue, 2,i:  32,712,197 msg/sec
             OptimistAtomicQueue, 3,s:  36,673,564 msg/sec
             OptimistAtomicQueue, 3,i:  37,366,839 msg/sec
             OptimistAtomicQueue, 4,s:  39,297,739 msg/sec
             OptimistAtomicQueue, 4,i:  39,353,257 msg/sec
             OptimistAtomicQueue, 5,s:  41,822,988 msg/sec
             OptimistAtomicQueue, 5,i:  48,559,025 msg/sec
             OptimistAtomicQueue, 6,s:  42,678,478 msg/sec
             OptimistAtomicQueue, 6,i:  50,422,173 msg/sec
             OptimistAtomicQueue, 7,s:  44,096,290 msg/sec
             OptimistAtomicQueue, 7,i:  52,072,427 msg/sec
             OptimistAtomicQueue, 8,s:  46,608,013 msg/sec
             OptimistAtomicQueue, 8,i:  49,330,802 msg/sec
            OptimistAtomicQueueB, 1,s: 113,396,613 msg/sec
            OptimistAtomicQueueB, 1,i:  77,412,971 msg/sec
            OptimistAtomicQueueB, 2,s:  32,267,473 msg/sec
            OptimistAtomicQueueB, 2,i:  32,325,312 msg/sec
            OptimistAtomicQueueB, 3,s:  36,310,081 msg/sec
            OptimistAtomicQueueB, 3,i:  36,957,726 msg/sec
            OptimistAtomicQueueB, 4,s:  38,690,671 msg/sec
            OptimistAtomicQueueB, 4,i:  38,599,011 msg/sec
            OptimistAtomicQueueB, 5,s:  40,341,382 msg/sec
            OptimistAtomicQueueB, 5,i:  47,608,460 msg/sec
            OptimistAtomicQueueB, 6,s:  40,734,194 msg/sec
            OptimistAtomicQueueB, 6,i:  49,176,099 msg/sec
            OptimistAtomicQueueB, 7,s:  41,702,654 msg/sec
            OptimistAtomicQueueB, 7,i:  51,472,271 msg/sec
            OptimistAtomicQueueB, 8,s:  44,384,236 msg/sec
            OptimistAtomicQueueB, 8,i:  47,658,614 msg/sec
                    AtomicQueue2, 1,s:  22,931,023 msg/sec
                    AtomicQueue2, 1,i:  22,896,917 msg/sec
                    AtomicQueue2, 2,s:  11,875,310 msg/sec
                    AtomicQueue2, 2,i:  11,389,950 msg/sec
                    AtomicQueue2, 3,s:   9,510,665 msg/sec
                    AtomicQueue2, 3,i:   9,384,559 msg/sec
                    AtomicQueue2, 4,s:   8,068,250 msg/sec
                    AtomicQueue2, 4,i:   8,026,294 msg/sec
                    AtomicQueue2, 5,s:   7,965,030 msg/sec
                    AtomicQueue2, 5,i:   8,059,279 msg/sec
                    AtomicQueue2, 6,s:   7,887,958 msg/sec
                    AtomicQueue2, 6,i:   7,536,234 msg/sec
                    AtomicQueue2, 7,s:   7,173,266 msg/sec
                    AtomicQueue2, 7,i:   7,899,261 msg/sec
                    AtomicQueue2, 8,s:   6,401,792 msg/sec
                    AtomicQueue2, 8,i:   7,242,189 msg/sec
                   AtomicQueueB2, 1,s:  35,561,477 msg/sec
                   AtomicQueueB2, 1,i:  32,116,174 msg/sec
                   AtomicQueueB2, 2,s:  11,354,356 msg/sec
                   AtomicQueueB2, 2,i:  11,145,683 msg/sec
                   AtomicQueueB2, 3,s:   9,701,992 msg/sec
                   AtomicQueueB2, 3,i:   9,565,736 msg/sec
                   AtomicQueueB2, 4,s:   7,925,430 msg/sec
                   AtomicQueueB2, 4,i:   7,854,348 msg/sec
                   AtomicQueueB2, 5,s:   7,464,271 msg/sec
                   AtomicQueueB2, 5,i:   7,775,118 msg/sec
                   AtomicQueueB2, 6,s:   7,309,336 msg/sec
                   AtomicQueueB2, 6,i:   7,430,587 msg/sec
                   AtomicQueueB2, 7,s:   6,851,585 msg/sec
                   AtomicQueueB2, 7,i:   7,706,040 msg/sec
                   AtomicQueueB2, 8,s:   6,267,044 msg/sec
                   AtomicQueueB2, 8,i:   7,100,566 msg/sec
            OptimistAtomicQueue2, 1,s: 451,053,429 msg/sec
            OptimistAtomicQueue2, 1,i:  29,949,446 msg/sec
            OptimistAtomicQueue2, 2,s:  24,246,707 msg/sec
            OptimistAtomicQueue2, 2,i:  24,019,239 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,714 msg/sec
            OptimistAtomicQueue2, 3,i:  30,545,771 msg/sec
            OptimistAtomicQueue2, 4,s:  33,156,982 msg/sec
            OptimistAtomicQueue2, 4,i:  33,146,156 msg/sec
            OptimistAtomicQueue2, 5,s:  37,411,829 msg/sec
            OptimistAtomicQueue2, 5,i:  40,776,263 msg/sec
            OptimistAtomicQueue2, 6,s:  40,112,349 msg/sec
            OptimistAtomicQueue2, 6,i:  49,251,349 msg/sec
            OptimistAtomicQueue2, 7,s:  43,375,863 msg/sec
            OptimistAtomicQueue2, 7,i:  48,171,357 msg/sec
            OptimistAtomicQueue2, 8,s:  44,323,090 msg/sec
            OptimistAtomicQueue2, 8,i:  48,392,084 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,871,189 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,867,105 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,421,120 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,484,478 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,240,270 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,922,793 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,206,864 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,117,974 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,578,705 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,299,973 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,262,392 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,254,122 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,113,292 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,249,526 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,262,343 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,011,125 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000330 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000233 sec/round-trip
                pthread_spinlock: 0.000000299 sec/round-trip
                      std::mutex: 0.000000518 sec/round-trip
                 tbb::spin_mutex: 0.000000280 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[41] 427m:17s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  72,676,255 msg/sec
     boost::lockfree::spsc_queue, 1,i:  72,726,653 msg/sec
          boost::lockfree::queue, 1,s:   6,956,349 msg/sec
          boost::lockfree::queue, 1,i:   6,893,423 msg/sec
          boost::lockfree::queue, 2,s:   7,564,220 msg/sec
          boost::lockfree::queue, 2,i:   7,471,153 msg/sec
          boost::lockfree::queue, 3,s:   7,348,591 msg/sec
          boost::lockfree::queue, 3,i:   7,506,273 msg/sec
          boost::lockfree::queue, 4,s:   6,421,122 msg/sec
          boost::lockfree::queue, 4,i:   6,753,338 msg/sec
          boost::lockfree::queue, 5,s:   6,497,712 msg/sec
          boost::lockfree::queue, 5,i:   6,469,258 msg/sec
          boost::lockfree::queue, 6,s:   5,968,178 msg/sec
          boost::lockfree::queue, 6,i:   6,093,965 msg/sec
          boost::lockfree::queue, 7,s:   5,787,799 msg/sec
          boost::lockfree::queue, 7,i:   6,122,493 msg/sec
          boost::lockfree::queue, 8,s:   5,473,654 msg/sec
          boost::lockfree::queue, 8,i:   5,638,521 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  56,560,272 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  56,148,809 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,129,962 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,611,436 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,045,832 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,968,680 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,084,475 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,545,897 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,944,023 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,200,056 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  30,860,447 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,077,270 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,300,154 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  34,744,823 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,856,093 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,565,242 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,100,729 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,206,645 msg/sec
                pthread_spinlock, 1,s:  29,221,991 msg/sec
                pthread_spinlock, 1,i:  29,293,399 msg/sec
                pthread_spinlock, 2,s:  15,504,243 msg/sec
                pthread_spinlock, 2,i:  17,168,486 msg/sec
                pthread_spinlock, 3,s:   8,295,941 msg/sec
                pthread_spinlock, 3,i:  11,947,616 msg/sec
                pthread_spinlock, 4,s:   6,524,270 msg/sec
                pthread_spinlock, 4,i:   8,963,494 msg/sec
                pthread_spinlock, 5,s:   8,734,296 msg/sec
                pthread_spinlock, 5,i:   9,506,871 msg/sec
                pthread_spinlock, 6,s:   8,353,209 msg/sec
                pthread_spinlock, 6,i:   8,535,986 msg/sec
                pthread_spinlock, 7,s:   7,711,675 msg/sec
                pthread_spinlock, 7,i:   7,583,563 msg/sec
                pthread_spinlock, 8,s:   6,684,738 msg/sec
                pthread_spinlock, 8,i:   6,812,068 msg/sec
                      std::mutex, 1,s:   6,610,393 msg/sec
                      std::mutex, 1,i:   7,574,367 msg/sec
                      std::mutex, 2,s:   5,818,746 msg/sec
                      std::mutex, 2,i:   5,895,026 msg/sec
                      std::mutex, 3,s:   5,823,522 msg/sec
                      std::mutex, 3,i:   6,028,709 msg/sec
                      std::mutex, 4,s:   6,013,094 msg/sec
                      std::mutex, 4,i:   6,123,440 msg/sec
                      std::mutex, 5,s:   5,929,176 msg/sec
                      std::mutex, 5,i:   6,022,324 msg/sec
                      std::mutex, 6,s:   5,636,206 msg/sec
                      std::mutex, 6,i:   5,821,326 msg/sec
                      std::mutex, 7,s:   5,769,232 msg/sec
                      std::mutex, 7,i:   5,696,889 msg/sec
                      std::mutex, 8,s:   5,656,361 msg/sec
                      std::mutex, 8,i:   5,611,639 msg/sec
                 tbb::spin_mutex, 1,s:  37,797,829 msg/sec
                 tbb::spin_mutex, 1,i:  32,866,271 msg/sec
                 tbb::spin_mutex, 2,s:  21,100,998 msg/sec
                 tbb::spin_mutex, 2,i:  18,359,947 msg/sec
                 tbb::spin_mutex, 3,s:   8,224,981 msg/sec
                 tbb::spin_mutex, 3,i:  10,356,313 msg/sec
                 tbb::spin_mutex, 4,s:   3,175,078 msg/sec
                 tbb::spin_mutex, 4,i:   6,317,903 msg/sec
                 tbb::spin_mutex, 5,s:   5,536,243 msg/sec
                 tbb::spin_mutex, 5,i:   5,447,600 msg/sec
                 tbb::spin_mutex, 6,s:   5,132,558 msg/sec
                 tbb::spin_mutex, 6,i:   4,301,832 msg/sec
                 tbb::spin_mutex, 7,s:   4,859,696 msg/sec
                 tbb::spin_mutex, 7,i:   4,344,330 msg/sec
                 tbb::spin_mutex, 8,s:   4,228,050 msg/sec
                 tbb::spin_mutex, 8,i:   4,042,842 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,536,095 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,669,931 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,939,817 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,930,746 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,605,835 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,706,148 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,128,267 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,365,314 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,640,313 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,747,921 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,922,620 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,960,368 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,725,751 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,145,298 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,633,751 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,308,290 msg/sec
     xenium::michael_scott_queue, 1,s:   9,362,442 msg/sec
     xenium::michael_scott_queue, 1,i:   9,602,097 msg/sec
     xenium::michael_scott_queue, 2,s:   8,490,129 msg/sec
     xenium::michael_scott_queue, 2,i:   8,614,955 msg/sec
     xenium::michael_scott_queue, 3,s:   7,289,574 msg/sec
     xenium::michael_scott_queue, 3,i:   7,552,858 msg/sec
     xenium::michael_scott_queue, 4,s:   6,210,441 msg/sec
     xenium::michael_scott_queue, 4,i:   6,334,346 msg/sec
     xenium::michael_scott_queue, 5,s:   6,286,581 msg/sec
     xenium::michael_scott_queue, 5,i:   6,706,684 msg/sec
     xenium::michael_scott_queue, 6,s:   6,501,949 msg/sec
     xenium::michael_scott_queue, 6,i:   6,744,146 msg/sec
     xenium::michael_scott_queue, 7,s:   6,344,526 msg/sec
     xenium::michael_scott_queue, 7,i:   6,467,067 msg/sec
     xenium::michael_scott_queue, 8,s:   5,982,427 msg/sec
     xenium::michael_scott_queue, 8,i:   6,082,418 msg/sec
         xenium::ramalhete_queue, 1,s:  32,316,037 msg/sec
         xenium::ramalhete_queue, 1,i:  32,060,617 msg/sec
         xenium::ramalhete_queue, 2,s:  23,702,959 msg/sec
         xenium::ramalhete_queue, 2,i:  23,359,639 msg/sec
         xenium::ramalhete_queue, 3,s:  29,253,390 msg/sec
         xenium::ramalhete_queue, 3,i:  28,555,048 msg/sec
         xenium::ramalhete_queue, 4,s:  33,744,013 msg/sec
         xenium::ramalhete_queue, 4,i:  33,488,124 msg/sec
         xenium::ramalhete_queue, 5,s:  32,336,001 msg/sec
         xenium::ramalhete_queue, 5,i:  36,074,561 msg/sec
         xenium::ramalhete_queue, 6,s:  33,997,681 msg/sec
         xenium::ramalhete_queue, 6,i:  39,151,597 msg/sec
         xenium::ramalhete_queue, 7,s:  35,062,319 msg/sec
         xenium::ramalhete_queue, 7,i:  41,451,122 msg/sec
         xenium::ramalhete_queue, 8,s:  35,526,621 msg/sec
         xenium::ramalhete_queue, 8,i:  44,162,055 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,830,439 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  65,335,920 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,096,701 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,545,900 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,782,116 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,917,548 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,345,529 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,316,239 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,017,071 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,383,155 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,305,028 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,415,891 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,215,982 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,990,843 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,406,695 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,211,868 msg/sec
                     AtomicQueue, 1,s:  99,747,939 msg/sec
                     AtomicQueue, 1,i:  54,911,625 msg/sec
                     AtomicQueue, 2,s:  12,241,093 msg/sec
                     AtomicQueue, 2,i:  11,761,717 msg/sec
                     AtomicQueue, 3,s:  10,728,629 msg/sec
                     AtomicQueue, 3,i:   9,916,638 msg/sec
                     AtomicQueue, 4,s:   8,214,784 msg/sec
                     AtomicQueue, 4,i:   8,250,058 msg/sec
                     AtomicQueue, 5,s:   8,047,765 msg/sec
                     AtomicQueue, 5,i:   8,069,384 msg/sec
                     AtomicQueue, 6,s:   7,723,074 msg/sec
                     AtomicQueue, 6,i:   7,594,332 msg/sec
                     AtomicQueue, 7,s:   7,231,069 msg/sec
                     AtomicQueue, 7,i:   7,979,461 msg/sec
                     AtomicQueue, 8,s:   6,346,995 msg/sec
                     AtomicQueue, 8,i:   7,404,385 msg/sec
                    AtomicQueueB, 1,s:  43,945,826 msg/sec
                    AtomicQueueB, 1,i:  43,567,956 msg/sec
                    AtomicQueueB, 2,s:  11,841,190 msg/sec
                    AtomicQueueB, 2,i:  11,493,648 msg/sec
                    AtomicQueueB, 3,s:  10,958,803 msg/sec
                    AtomicQueueB, 3,i:  10,135,841 msg/sec
                    AtomicQueueB, 4,s:   8,045,908 msg/sec
                    AtomicQueueB, 4,i:   7,944,529 msg/sec
                    AtomicQueueB, 5,s:   7,639,690 msg/sec
                    AtomicQueueB, 5,i:   7,806,787 msg/sec
                    AtomicQueueB, 6,s:   7,356,228 msg/sec
                    AtomicQueueB, 6,i:   7,530,818 msg/sec
                    AtomicQueueB, 7,s:   6,900,476 msg/sec
                    AtomicQueueB, 7,i:   7,551,534 msg/sec
                    AtomicQueueB, 8,s:   6,221,924 msg/sec
                    AtomicQueueB, 8,i:   7,176,857 msg/sec
             OptimistAtomicQueue, 1,s: 778,722,497 msg/sec
             OptimistAtomicQueue, 1,i: 520,809,462 msg/sec
             OptimistAtomicQueue, 2,s:  32,567,635 msg/sec
             OptimistAtomicQueue, 2,i:  32,613,896 msg/sec
             OptimistAtomicQueue, 3,s:  36,650,503 msg/sec
             OptimistAtomicQueue, 3,i:  37,321,634 msg/sec
             OptimistAtomicQueue, 4,s:  39,280,633 msg/sec
             OptimistAtomicQueue, 4,i:  39,408,362 msg/sec
             OptimistAtomicQueue, 5,s:  41,688,688 msg/sec
             OptimistAtomicQueue, 5,i:  48,636,902 msg/sec
             OptimistAtomicQueue, 6,s:  42,612,295 msg/sec
             OptimistAtomicQueue, 6,i:  50,312,789 msg/sec
             OptimistAtomicQueue, 7,s:  44,364,764 msg/sec
             OptimistAtomicQueue, 7,i:  52,868,776 msg/sec
             OptimistAtomicQueue, 8,s:  46,420,811 msg/sec
             OptimistAtomicQueue, 8,i:  50,224,654 msg/sec
            OptimistAtomicQueueB, 1,s: 484,199,540 msg/sec
            OptimistAtomicQueueB, 1,i:  77,525,822 msg/sec
            OptimistAtomicQueueB, 2,s:  32,166,582 msg/sec
            OptimistAtomicQueueB, 2,i:  32,119,331 msg/sec
            OptimistAtomicQueueB, 3,s:  36,175,099 msg/sec
            OptimistAtomicQueueB, 3,i:  36,844,156 msg/sec
            OptimistAtomicQueueB, 4,s:  38,657,335 msg/sec
            OptimistAtomicQueueB, 4,i:  38,629,638 msg/sec
            OptimistAtomicQueueB, 5,s:  40,565,905 msg/sec
            OptimistAtomicQueueB, 5,i:  45,250,048 msg/sec
            OptimistAtomicQueueB, 6,s:  41,070,717 msg/sec
            OptimistAtomicQueueB, 6,i:  48,613,006 msg/sec
            OptimistAtomicQueueB, 7,s:  41,802,284 msg/sec
            OptimistAtomicQueueB, 7,i:  48,234,613 msg/sec
            OptimistAtomicQueueB, 8,s:  44,126,823 msg/sec
            OptimistAtomicQueueB, 8,i:  48,041,466 msg/sec
                    AtomicQueue2, 1,s:  22,928,069 msg/sec
                    AtomicQueue2, 1,i:  22,891,676 msg/sec
                    AtomicQueue2, 2,s:  11,833,061 msg/sec
                    AtomicQueue2, 2,i:  11,556,074 msg/sec
                    AtomicQueue2, 3,s:   9,462,862 msg/sec
                    AtomicQueue2, 3,i:   9,459,221 msg/sec
                    AtomicQueue2, 4,s:   8,118,043 msg/sec
                    AtomicQueue2, 4,i:   8,001,554 msg/sec
                    AtomicQueue2, 5,s:   7,949,950 msg/sec
                    AtomicQueue2, 5,i:   8,032,304 msg/sec
                    AtomicQueue2, 6,s:   7,750,320 msg/sec
                    AtomicQueue2, 6,i:   7,568,998 msg/sec
                    AtomicQueue2, 7,s:   7,151,396 msg/sec
                    AtomicQueue2, 7,i:   7,873,061 msg/sec
                    AtomicQueue2, 8,s:   6,394,918 msg/sec
                    AtomicQueue2, 8,i:   7,371,809 msg/sec
                   AtomicQueueB2, 1,s:  35,836,595 msg/sec
                   AtomicQueueB2, 1,i:  35,924,395 msg/sec
                   AtomicQueueB2, 2,s:  11,497,081 msg/sec
                   AtomicQueueB2, 2,i:  11,004,660 msg/sec
                   AtomicQueueB2, 3,s:   9,562,722 msg/sec
                   AtomicQueueB2, 3,i:   9,473,862 msg/sec
                   AtomicQueueB2, 4,s:   8,020,449 msg/sec
                   AtomicQueueB2, 4,i:   7,886,018 msg/sec
                   AtomicQueueB2, 5,s:   7,493,821 msg/sec
                   AtomicQueueB2, 5,i:   7,733,850 msg/sec
                   AtomicQueueB2, 6,s:   7,319,120 msg/sec
                   AtomicQueueB2, 6,i:   7,417,693 msg/sec
                   AtomicQueueB2, 7,s:   6,873,980 msg/sec
                   AtomicQueueB2, 7,i:   7,707,450 msg/sec
                   AtomicQueueB2, 8,s:   6,321,382 msg/sec
                   AtomicQueueB2, 8,i:   7,043,433 msg/sec
            OptimistAtomicQueue2, 1,s: 382,351,496 msg/sec
            OptimistAtomicQueue2, 1,i:  29,617,269 msg/sec
            OptimistAtomicQueue2, 2,s:  24,275,205 msg/sec
            OptimistAtomicQueue2, 2,i:  24,920,659 msg/sec
            OptimistAtomicQueue2, 3,s:  30,312,739 msg/sec
            OptimistAtomicQueue2, 3,i:  30,010,218 msg/sec
            OptimistAtomicQueue2, 4,s:  33,205,506 msg/sec
            OptimistAtomicQueue2, 4,i:  33,313,509 msg/sec
            OptimistAtomicQueue2, 5,s:  36,985,789 msg/sec
            OptimistAtomicQueue2, 5,i:  40,491,144 msg/sec
            OptimistAtomicQueue2, 6,s:  40,302,572 msg/sec
            OptimistAtomicQueue2, 6,i:  49,219,412 msg/sec
            OptimistAtomicQueue2, 7,s:  43,063,502 msg/sec
            OptimistAtomicQueue2, 7,i:  51,692,626 msg/sec
            OptimistAtomicQueue2, 8,s:  43,742,170 msg/sec
            OptimistAtomicQueue2, 8,i:  48,499,048 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,830,979 msg/sec
           OptimistAtomicQueueB2, 1,i:  67,774,374 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,630,778 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,004,774 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,779,287 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,052,223 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,434,387 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,627,845 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,782,592 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,420,713 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,350,591 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,280,587 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,782,657 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,130,129 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,057,478 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,037,836 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000130 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000456 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[42] 425m:57s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  73,643,803 msg/sec
     boost::lockfree::spsc_queue, 1,i:  73,491,483 msg/sec
          boost::lockfree::queue, 1,s:   7,934,133 msg/sec
          boost::lockfree::queue, 1,i:   7,853,088 msg/sec
          boost::lockfree::queue, 2,s:   7,638,697 msg/sec
          boost::lockfree::queue, 2,i:   7,617,518 msg/sec
          boost::lockfree::queue, 3,s:   7,373,971 msg/sec
          boost::lockfree::queue, 3,i:   7,540,347 msg/sec
          boost::lockfree::queue, 4,s:   6,422,829 msg/sec
          boost::lockfree::queue, 4,i:   6,845,301 msg/sec
          boost::lockfree::queue, 5,s:   6,469,826 msg/sec
          boost::lockfree::queue, 5,i:   6,420,468 msg/sec
          boost::lockfree::queue, 6,s:   5,940,439 msg/sec
          boost::lockfree::queue, 6,i:   6,119,119 msg/sec
          boost::lockfree::queue, 7,s:   5,819,405 msg/sec
          boost::lockfree::queue, 7,i:   5,902,733 msg/sec
          boost::lockfree::queue, 8,s:   5,479,242 msg/sec
          boost::lockfree::queue, 8,i:   5,582,931 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 490,199,742 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 470,704,527 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,130,349 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,883,116 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,619,557 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,412,984 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,070,674 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,003,494 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,383,473 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,990,184 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,080,363 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,594,560 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,531,574 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,986,905 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,283,598 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,703,111 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,238,187 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,907,515 msg/sec
                pthread_spinlock, 1,s:  28,985,645 msg/sec
                pthread_spinlock, 1,i:  25,386,800 msg/sec
                pthread_spinlock, 2,s:  15,475,181 msg/sec
                pthread_spinlock, 2,i:  16,910,328 msg/sec
                pthread_spinlock, 3,s:   8,342,881 msg/sec
                pthread_spinlock, 3,i:  12,005,762 msg/sec
                pthread_spinlock, 4,s:   6,499,350 msg/sec
                pthread_spinlock, 4,i:   9,010,763 msg/sec
                pthread_spinlock, 5,s:   8,680,574 msg/sec
                pthread_spinlock, 5,i:   8,901,755 msg/sec
                pthread_spinlock, 6,s:   8,372,547 msg/sec
                pthread_spinlock, 6,i:   8,415,053 msg/sec
                pthread_spinlock, 7,s:   8,020,635 msg/sec
                pthread_spinlock, 7,i:   7,819,165 msg/sec
                pthread_spinlock, 8,s:   6,813,168 msg/sec
                pthread_spinlock, 8,i:   7,524,281 msg/sec
                      std::mutex, 1,s:   6,619,422 msg/sec
                      std::mutex, 1,i:   7,440,593 msg/sec
                      std::mutex, 2,s:   5,946,286 msg/sec
                      std::mutex, 2,i:   6,061,811 msg/sec
                      std::mutex, 3,s:   6,018,765 msg/sec
                      std::mutex, 3,i:   6,039,916 msg/sec
                      std::mutex, 4,s:   6,285,839 msg/sec
                      std::mutex, 4,i:   6,172,811 msg/sec
                      std::mutex, 5,s:   5,995,441 msg/sec
                      std::mutex, 5,i:   6,022,754 msg/sec
                      std::mutex, 6,s:   5,954,921 msg/sec
                      std::mutex, 6,i:   5,919,036 msg/sec
                      std::mutex, 7,s:   5,800,665 msg/sec
                      std::mutex, 7,i:   5,763,303 msg/sec
                      std::mutex, 8,s:   5,673,963 msg/sec
                      std::mutex, 8,i:   5,635,368 msg/sec
                 tbb::spin_mutex, 1,s:  37,687,087 msg/sec
                 tbb::spin_mutex, 1,i:  33,219,001 msg/sec
                 tbb::spin_mutex, 2,s:  21,225,401 msg/sec
                 tbb::spin_mutex, 2,i:  18,331,996 msg/sec
                 tbb::spin_mutex, 3,s:   7,350,667 msg/sec
                 tbb::spin_mutex, 3,i:  10,105,010 msg/sec
                 tbb::spin_mutex, 4,s:   3,018,126 msg/sec
                 tbb::spin_mutex, 4,i:   6,283,609 msg/sec
                 tbb::spin_mutex, 5,s:   5,103,017 msg/sec
                 tbb::spin_mutex, 5,i:   5,805,245 msg/sec
                 tbb::spin_mutex, 6,s:   5,323,704 msg/sec
                 tbb::spin_mutex, 6,i:   4,346,752 msg/sec
                 tbb::spin_mutex, 7,s:   4,864,383 msg/sec
                 tbb::spin_mutex, 7,i:   4,359,939 msg/sec
                 tbb::spin_mutex, 8,s:   3,623,995 msg/sec
                 tbb::spin_mutex, 8,i:   4,071,041 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,072,267 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,207,898 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,409,899 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,649,527 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,318,171 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,485,740 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,353,330 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,216,642 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,708,800 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,713,834 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,745,165 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,986,234 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,913,150 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,936,584 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,888,891 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,127,811 msg/sec
     xenium::michael_scott_queue, 1,s:   9,370,198 msg/sec
     xenium::michael_scott_queue, 1,i:   9,200,286 msg/sec
     xenium::michael_scott_queue, 2,s:   8,474,603 msg/sec
     xenium::michael_scott_queue, 2,i:   8,512,114 msg/sec
     xenium::michael_scott_queue, 3,s:   7,299,005 msg/sec
     xenium::michael_scott_queue, 3,i:   7,617,221 msg/sec
     xenium::michael_scott_queue, 4,s:   6,312,233 msg/sec
     xenium::michael_scott_queue, 4,i:   6,329,326 msg/sec
     xenium::michael_scott_queue, 5,s:   6,290,860 msg/sec
     xenium::michael_scott_queue, 5,i:   6,575,229 msg/sec
     xenium::michael_scott_queue, 6,s:   6,530,212 msg/sec
     xenium::michael_scott_queue, 6,i:   6,694,921 msg/sec
     xenium::michael_scott_queue, 7,s:   6,343,585 msg/sec
     xenium::michael_scott_queue, 7,i:   6,624,587 msg/sec
     xenium::michael_scott_queue, 8,s:   6,036,064 msg/sec
     xenium::michael_scott_queue, 8,i:   6,249,970 msg/sec
         xenium::ramalhete_queue, 1,s:  31,457,950 msg/sec
         xenium::ramalhete_queue, 1,i:  32,201,251 msg/sec
         xenium::ramalhete_queue, 2,s:  23,598,564 msg/sec
         xenium::ramalhete_queue, 2,i:  23,364,233 msg/sec
         xenium::ramalhete_queue, 3,s:  29,266,086 msg/sec
         xenium::ramalhete_queue, 3,i:  28,461,076 msg/sec
         xenium::ramalhete_queue, 4,s:  33,776,079 msg/sec
         xenium::ramalhete_queue, 4,i:  33,458,780 msg/sec
         xenium::ramalhete_queue, 5,s:  32,096,499 msg/sec
         xenium::ramalhete_queue, 5,i:  36,205,368 msg/sec
         xenium::ramalhete_queue, 6,s:  34,065,724 msg/sec
         xenium::ramalhete_queue, 6,i:  38,904,971 msg/sec
         xenium::ramalhete_queue, 7,s:  35,062,102 msg/sec
         xenium::ramalhete_queue, 7,i:  41,489,451 msg/sec
         xenium::ramalhete_queue, 8,s:  35,651,247 msg/sec
         xenium::ramalhete_queue, 8,i:  43,922,747 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,696,134 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 114,026,067 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,259,597 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,921,875 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,738,439 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,840,095 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,505,541 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,147,064 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,701,214 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,202,562 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,141,518 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,336,872 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,103,665 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,337,396 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,173 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,580,417 msg/sec
                     AtomicQueue, 1,s:  58,000,329 msg/sec
                     AtomicQueue, 1,i:  57,189,352 msg/sec
                     AtomicQueue, 2,s:  12,200,190 msg/sec
                     AtomicQueue, 2,i:  11,710,314 msg/sec
                     AtomicQueue, 3,s:  10,772,224 msg/sec
                     AtomicQueue, 3,i:  10,020,616 msg/sec
                     AtomicQueue, 4,s:   8,243,407 msg/sec
                     AtomicQueue, 4,i:   8,188,913 msg/sec
                     AtomicQueue, 5,s:   7,984,770 msg/sec
                     AtomicQueue, 5,i:   8,098,690 msg/sec
                     AtomicQueue, 6,s:   7,701,668 msg/sec
                     AtomicQueue, 6,i:   7,610,233 msg/sec
                     AtomicQueue, 7,s:   7,113,783 msg/sec
                     AtomicQueue, 7,i:   7,974,925 msg/sec
                     AtomicQueue, 8,s:   6,345,119 msg/sec
                     AtomicQueue, 8,i:   7,494,604 msg/sec
                    AtomicQueueB, 1,s:  43,827,531 msg/sec
                    AtomicQueueB, 1,i:  43,172,984 msg/sec
                    AtomicQueueB, 2,s:  12,057,964 msg/sec
                    AtomicQueueB, 2,i:  11,506,981 msg/sec
                    AtomicQueueB, 3,s:  10,837,566 msg/sec
                    AtomicQueueB, 3,i:  10,252,691 msg/sec
                    AtomicQueueB, 4,s:   8,114,694 msg/sec
                    AtomicQueueB, 4,i:   8,089,902 msg/sec
                    AtomicQueueB, 5,s:   7,684,938 msg/sec
                    AtomicQueueB, 5,i:   7,784,094 msg/sec
                    AtomicQueueB, 6,s:   7,347,831 msg/sec
                    AtomicQueueB, 6,i:   7,564,280 msg/sec
                    AtomicQueueB, 7,s:   6,898,399 msg/sec
                    AtomicQueueB, 7,i:   7,750,191 msg/sec
                    AtomicQueueB, 8,s:   6,230,817 msg/sec
                    AtomicQueueB, 8,i:   7,191,017 msg/sec
             OptimistAtomicQueue, 1,s: 710,758,069 msg/sec
             OptimistAtomicQueue, 1,i: 534,110,428 msg/sec
             OptimistAtomicQueue, 2,s:  32,649,558 msg/sec
             OptimistAtomicQueue, 2,i:  32,718,835 msg/sec
             OptimistAtomicQueue, 3,s:  36,638,350 msg/sec
             OptimistAtomicQueue, 3,i:  37,389,259 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,256 msg/sec
             OptimistAtomicQueue, 4,i:  39,397,980 msg/sec
             OptimistAtomicQueue, 5,s:  42,393,234 msg/sec
             OptimistAtomicQueue, 5,i:  46,371,117 msg/sec
             OptimistAtomicQueue, 6,s:  42,600,662 msg/sec
             OptimistAtomicQueue, 6,i:  49,849,167 msg/sec
             OptimistAtomicQueue, 7,s:  44,364,421 msg/sec
             OptimistAtomicQueue, 7,i:  52,010,854 msg/sec
             OptimistAtomicQueue, 8,s:  46,446,214 msg/sec
             OptimistAtomicQueue, 8,i:  48,830,666 msg/sec
            OptimistAtomicQueueB, 1,s: 100,495,240 msg/sec
            OptimistAtomicQueueB, 1,i: 164,090,399 msg/sec
            OptimistAtomicQueueB, 2,s:  32,146,721 msg/sec
            OptimistAtomicQueueB, 2,i:  32,415,872 msg/sec
            OptimistAtomicQueueB, 3,s:  36,264,847 msg/sec
            OptimistAtomicQueueB, 3,i:  36,927,695 msg/sec
            OptimistAtomicQueueB, 4,s:  38,717,421 msg/sec
            OptimistAtomicQueueB, 4,i:  38,663,702 msg/sec
            OptimistAtomicQueueB, 5,s:  40,468,562 msg/sec
            OptimistAtomicQueueB, 5,i:  45,720,344 msg/sec
            OptimistAtomicQueueB, 6,s:  40,877,344 msg/sec
            OptimistAtomicQueueB, 6,i:  49,135,004 msg/sec
            OptimistAtomicQueueB, 7,s:  43,030,970 msg/sec
            OptimistAtomicQueueB, 7,i:  51,415,314 msg/sec
            OptimistAtomicQueueB, 8,s:  44,523,328 msg/sec
            OptimistAtomicQueueB, 8,i:  48,385,863 msg/sec
                    AtomicQueue2, 1,s:  22,860,499 msg/sec
                    AtomicQueue2, 1,i:  22,902,676 msg/sec
                    AtomicQueue2, 2,s:  11,816,225 msg/sec
                    AtomicQueue2, 2,i:  11,392,488 msg/sec
                    AtomicQueue2, 3,s:   9,548,901 msg/sec
                    AtomicQueue2, 3,i:   9,442,495 msg/sec
                    AtomicQueue2, 4,s:   8,099,252 msg/sec
                    AtomicQueue2, 4,i:   8,061,075 msg/sec
                    AtomicQueue2, 5,s:   7,934,723 msg/sec
                    AtomicQueue2, 5,i:   8,032,265 msg/sec
                    AtomicQueue2, 6,s:   7,771,888 msg/sec
                    AtomicQueue2, 6,i:   7,528,974 msg/sec
                    AtomicQueue2, 7,s:   7,079,418 msg/sec
                    AtomicQueue2, 7,i:   7,883,792 msg/sec
                    AtomicQueue2, 8,s:   6,369,156 msg/sec
                    AtomicQueue2, 8,i:   7,349,220 msg/sec
                   AtomicQueueB2, 1,s:  36,295,740 msg/sec
                   AtomicQueueB2, 1,i:  36,047,101 msg/sec
                   AtomicQueueB2, 2,s:  11,451,594 msg/sec
                   AtomicQueueB2, 2,i:  11,058,995 msg/sec
                   AtomicQueueB2, 3,s:   9,607,437 msg/sec
                   AtomicQueueB2, 3,i:   9,545,823 msg/sec
                   AtomicQueueB2, 4,s:   7,976,890 msg/sec
                   AtomicQueueB2, 4,i:   7,860,834 msg/sec
                   AtomicQueueB2, 5,s:   7,488,540 msg/sec
                   AtomicQueueB2, 5,i:   7,619,782 msg/sec
                   AtomicQueueB2, 6,s:   7,146,543 msg/sec
                   AtomicQueueB2, 6,i:   7,443,752 msg/sec
                   AtomicQueueB2, 7,s:   6,840,578 msg/sec
                   AtomicQueueB2, 7,i:   7,703,476 msg/sec
                   AtomicQueueB2, 8,s:   6,276,059 msg/sec
                   AtomicQueueB2, 8,i:   7,098,148 msg/sec
            OptimistAtomicQueue2, 1,s: 555,109,232 msg/sec
            OptimistAtomicQueue2, 1,i: 150,475,191 msg/sec
            OptimistAtomicQueue2, 2,s:  26,134,928 msg/sec
            OptimistAtomicQueue2, 2,i:  24,174,384 msg/sec
            OptimistAtomicQueue2, 3,s:  30,331,524 msg/sec
            OptimistAtomicQueue2, 3,i:  29,978,958 msg/sec
            OptimistAtomicQueue2, 4,s:  35,411,608 msg/sec
            OptimistAtomicQueue2, 4,i:  32,956,447 msg/sec
            OptimistAtomicQueue2, 5,s:  37,148,486 msg/sec
            OptimistAtomicQueue2, 5,i:  40,666,549 msg/sec
            OptimistAtomicQueue2, 6,s:  40,234,717 msg/sec
            OptimistAtomicQueue2, 6,i:  49,327,567 msg/sec
            OptimistAtomicQueue2, 7,s:  43,132,961 msg/sec
            OptimistAtomicQueue2, 7,i:  51,720,753 msg/sec
            OptimistAtomicQueue2, 8,s:  44,502,230 msg/sec
            OptimistAtomicQueue2, 8,i:  48,427,377 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,474,957 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,927,166 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,281,814 msg/sec
           OptimistAtomicQueueB2, 2,i:  27,243,152 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,727,354 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,083,565 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,358,485 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,747,042 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,534,614 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,745,191 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,368,998 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,448,941 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,175,618 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,279,208 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,074,960 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,226,309 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000327 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000123 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000296 sec/round-trip
                      std::mutex: 0.000000514 sec/round-trip
                 tbb::spin_mutex: 0.000000307 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000304 sec/round-trip
     xenium::michael_scott_queue: 0.000000388 sec/round-trip
         xenium::ramalhete_queue: 0.000000261 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000206 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000172 sec/round-trip
             OptimistAtomicQueue: 0.000000160 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[43] 424m:38s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  77,406,827 msg/sec
     boost::lockfree::spsc_queue, 1,i:  77,106,507 msg/sec
          boost::lockfree::queue, 1,s:   6,787,983 msg/sec
          boost::lockfree::queue, 1,i:   6,843,018 msg/sec
          boost::lockfree::queue, 2,s:   7,602,184 msg/sec
          boost::lockfree::queue, 2,i:   7,387,834 msg/sec
          boost::lockfree::queue, 3,s:   7,469,012 msg/sec
          boost::lockfree::queue, 3,i:   7,601,273 msg/sec
          boost::lockfree::queue, 4,s:   6,404,093 msg/sec
          boost::lockfree::queue, 4,i:   6,797,330 msg/sec
          boost::lockfree::queue, 5,s:   6,425,314 msg/sec
          boost::lockfree::queue, 5,i:   6,474,864 msg/sec
          boost::lockfree::queue, 6,s:   6,033,503 msg/sec
          boost::lockfree::queue, 6,i:   6,107,104 msg/sec
          boost::lockfree::queue, 7,s:   6,009,012 msg/sec
          boost::lockfree::queue, 7,i:   5,971,223 msg/sec
          boost::lockfree::queue, 8,s:   5,446,611 msg/sec
          boost::lockfree::queue, 8,i:   5,579,236 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 480,456,068 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 472,730,036 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,790,104 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,385,295 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,727,676 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  52,431,952 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,753,009 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,969,037 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,076,401 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,254,940 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,291,310 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,234,303 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,608,267 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,319,219 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,105,039 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,659,563 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,333,184 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,055,865 msg/sec
                pthread_spinlock, 1,s:  29,012,427 msg/sec
                pthread_spinlock, 1,i:  25,336,607 msg/sec
                pthread_spinlock, 2,s:  15,515,920 msg/sec
                pthread_spinlock, 2,i:  17,067,142 msg/sec
                pthread_spinlock, 3,s:   8,335,174 msg/sec
                pthread_spinlock, 3,i:  12,075,994 msg/sec
                pthread_spinlock, 4,s:   6,522,450 msg/sec
                pthread_spinlock, 4,i:   8,924,640 msg/sec
                pthread_spinlock, 5,s:   8,723,304 msg/sec
                pthread_spinlock, 5,i:   9,536,190 msg/sec
                pthread_spinlock, 6,s:   8,560,593 msg/sec
                pthread_spinlock, 6,i:   8,408,502 msg/sec
                pthread_spinlock, 7,s:   7,690,130 msg/sec
                pthread_spinlock, 7,i:   7,717,639 msg/sec
                pthread_spinlock, 8,s:   6,786,756 msg/sec
                pthread_spinlock, 8,i:   6,934,258 msg/sec
                      std::mutex, 1,s:   6,711,628 msg/sec
                      std::mutex, 1,i:   7,387,278 msg/sec
                      std::mutex, 2,s:   5,315,665 msg/sec
                      std::mutex, 2,i:   5,499,442 msg/sec
                      std::mutex, 3,s:   4,855,221 msg/sec
                      std::mutex, 3,i:   5,007,753 msg/sec
                      std::mutex, 4,s:   5,969,773 msg/sec
                      std::mutex, 4,i:   6,213,339 msg/sec
                      std::mutex, 5,s:   5,472,516 msg/sec
                      std::mutex, 5,i:   5,622,347 msg/sec
                      std::mutex, 6,s:   5,841,012 msg/sec
                      std::mutex, 6,i:   5,842,154 msg/sec
                      std::mutex, 7,s:   5,825,609 msg/sec
                      std::mutex, 7,i:   5,745,379 msg/sec
                      std::mutex, 8,s:   5,639,525 msg/sec
                      std::mutex, 8,i:   5,635,361 msg/sec
                 tbb::spin_mutex, 1,s:  37,875,610 msg/sec
                 tbb::spin_mutex, 1,i:  33,086,222 msg/sec
                 tbb::spin_mutex, 2,s:  21,232,786 msg/sec
                 tbb::spin_mutex, 2,i:  18,653,913 msg/sec
                 tbb::spin_mutex, 3,s:   7,698,909 msg/sec
                 tbb::spin_mutex, 3,i:  11,003,026 msg/sec
                 tbb::spin_mutex, 4,s:   3,279,066 msg/sec
                 tbb::spin_mutex, 4,i:   6,323,281 msg/sec
                 tbb::spin_mutex, 5,s:   5,563,409 msg/sec
                 tbb::spin_mutex, 5,i:   5,399,990 msg/sec
                 tbb::spin_mutex, 6,s:   5,320,166 msg/sec
                 tbb::spin_mutex, 6,i:   4,353,735 msg/sec
                 tbb::spin_mutex, 7,s:   4,650,792 msg/sec
                 tbb::spin_mutex, 7,i:   4,321,371 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,016 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,120 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,108,817 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,166,021 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,080,885 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,191,135 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,328,516 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,455,650 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,067,259 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,234,748 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,662,339 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,375,905 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,581,434 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,716,703 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,637,117 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,096,335 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,742,209 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,943,550 msg/sec
     xenium::michael_scott_queue, 1,s:   9,378,095 msg/sec
     xenium::michael_scott_queue, 1,i:   9,513,879 msg/sec
     xenium::michael_scott_queue, 2,s:   8,600,122 msg/sec
     xenium::michael_scott_queue, 2,i:   8,541,347 msg/sec
     xenium::michael_scott_queue, 3,s:   7,164,194 msg/sec
     xenium::michael_scott_queue, 3,i:   7,521,373 msg/sec
     xenium::michael_scott_queue, 4,s:   6,256,747 msg/sec
     xenium::michael_scott_queue, 4,i:   6,310,594 msg/sec
     xenium::michael_scott_queue, 5,s:   6,302,583 msg/sec
     xenium::michael_scott_queue, 5,i:   6,713,658 msg/sec
     xenium::michael_scott_queue, 6,s:   6,516,431 msg/sec
     xenium::michael_scott_queue, 6,i:   6,993,396 msg/sec
     xenium::michael_scott_queue, 7,s:   6,306,182 msg/sec
     xenium::michael_scott_queue, 7,i:   6,389,596 msg/sec
     xenium::michael_scott_queue, 8,s:   6,013,653 msg/sec
     xenium::michael_scott_queue, 8,i:   6,183,412 msg/sec
         xenium::ramalhete_queue, 1,s:  32,061,729 msg/sec
         xenium::ramalhete_queue, 1,i:  32,211,039 msg/sec
         xenium::ramalhete_queue, 2,s:  23,498,457 msg/sec
         xenium::ramalhete_queue, 2,i:  23,320,396 msg/sec
         xenium::ramalhete_queue, 3,s:  29,219,682 msg/sec
         xenium::ramalhete_queue, 3,i:  28,465,253 msg/sec
         xenium::ramalhete_queue, 4,s:  33,830,558 msg/sec
         xenium::ramalhete_queue, 4,i:  33,520,672 msg/sec
         xenium::ramalhete_queue, 5,s:  32,106,387 msg/sec
         xenium::ramalhete_queue, 5,i:  38,397,737 msg/sec
         xenium::ramalhete_queue, 6,s:  33,883,611 msg/sec
         xenium::ramalhete_queue, 6,i:  40,069,224 msg/sec
         xenium::ramalhete_queue, 7,s:  35,034,650 msg/sec
         xenium::ramalhete_queue, 7,i:  40,967,541 msg/sec
         xenium::ramalhete_queue, 8,s:  35,414,076 msg/sec
         xenium::ramalhete_queue, 8,i:  43,783,516 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,552,781 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,207,358 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,793,504 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,587,574 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,495,204 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,834,157 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,421,114 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,438,689 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,655,798 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,265,067 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,971,581 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,471,200 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,132,917 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,993,388 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,403,250 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,231,440 msg/sec
                     AtomicQueue, 1,s:  58,751,730 msg/sec
                     AtomicQueue, 1,i:  55,336,078 msg/sec
                     AtomicQueue, 2,s:  12,357,244 msg/sec
                     AtomicQueue, 2,i:  11,725,761 msg/sec
                     AtomicQueue, 3,s:  10,657,963 msg/sec
                     AtomicQueue, 3,i:   9,957,935 msg/sec
                     AtomicQueue, 4,s:   8,151,957 msg/sec
                     AtomicQueue, 4,i:   8,205,464 msg/sec
                     AtomicQueue, 5,s:   8,022,050 msg/sec
                     AtomicQueue, 5,i:   8,116,163 msg/sec
                     AtomicQueue, 6,s:   7,823,488 msg/sec
                     AtomicQueue, 6,i:   7,592,979 msg/sec
                     AtomicQueue, 7,s:   7,095,345 msg/sec
                     AtomicQueue, 7,i:   7,969,163 msg/sec
                     AtomicQueue, 8,s:   6,332,332 msg/sec
                     AtomicQueue, 8,i:   7,430,161 msg/sec
                    AtomicQueueB, 1,s:  65,946,639 msg/sec
                    AtomicQueueB, 1,i:  43,057,995 msg/sec
                    AtomicQueueB, 2,s:  11,827,551 msg/sec
                    AtomicQueueB, 2,i:  11,505,763 msg/sec
                    AtomicQueueB, 3,s:  10,997,607 msg/sec
                    AtomicQueueB, 3,i:  10,110,745 msg/sec
                    AtomicQueueB, 4,s:   8,098,754 msg/sec
                    AtomicQueueB, 4,i:   8,077,885 msg/sec
                    AtomicQueueB, 5,s:   7,703,839 msg/sec
                    AtomicQueueB, 5,i:   7,831,417 msg/sec
                    AtomicQueueB, 6,s:   7,350,495 msg/sec
                    AtomicQueueB, 6,i:   7,499,128 msg/sec
                    AtomicQueueB, 7,s:   6,789,049 msg/sec
                    AtomicQueueB, 7,i:   7,725,330 msg/sec
                    AtomicQueueB, 8,s:   6,220,454 msg/sec
                    AtomicQueueB, 8,i:   7,169,344 msg/sec
             OptimistAtomicQueue, 1,s: 722,509,811 msg/sec
             OptimistAtomicQueue, 1,i: 524,213,898 msg/sec
             OptimistAtomicQueue, 2,s:  32,137,901 msg/sec
             OptimistAtomicQueue, 2,i:  32,202,192 msg/sec
             OptimistAtomicQueue, 3,s:  36,613,626 msg/sec
             OptimistAtomicQueue, 3,i:  37,333,635 msg/sec
             OptimistAtomicQueue, 4,s:  39,275,001 msg/sec
             OptimistAtomicQueue, 4,i:  39,429,624 msg/sec
             OptimistAtomicQueue, 5,s:  41,716,838 msg/sec
             OptimistAtomicQueue, 5,i:  47,214,367 msg/sec
             OptimistAtomicQueue, 6,s:  42,433,233 msg/sec
             OptimistAtomicQueue, 6,i:  49,809,872 msg/sec
             OptimistAtomicQueue, 7,s:  44,359,933 msg/sec
             OptimistAtomicQueue, 7,i:  52,983,281 msg/sec
             OptimistAtomicQueue, 8,s:  46,465,107 msg/sec
             OptimistAtomicQueue, 8,i:  48,858,841 msg/sec
            OptimistAtomicQueueB, 1,s: 156,333,381 msg/sec
            OptimistAtomicQueueB, 1,i:  76,517,116 msg/sec
            OptimistAtomicQueueB, 2,s:  32,250,002 msg/sec
            OptimistAtomicQueueB, 2,i:  32,228,371 msg/sec
            OptimistAtomicQueueB, 3,s:  36,313,746 msg/sec
            OptimistAtomicQueueB, 3,i:  36,864,693 msg/sec
            OptimistAtomicQueueB, 4,s:  38,668,496 msg/sec
            OptimistAtomicQueueB, 4,i:  38,539,572 msg/sec
            OptimistAtomicQueueB, 5,s:  40,823,268 msg/sec
            OptimistAtomicQueueB, 5,i:  45,319,244 msg/sec
            OptimistAtomicQueueB, 6,s:  41,171,670 msg/sec
            OptimistAtomicQueueB, 6,i:  49,109,714 msg/sec
            OptimistAtomicQueueB, 7,s:  42,530,872 msg/sec
            OptimistAtomicQueueB, 7,i:  47,931,564 msg/sec
            OptimistAtomicQueueB, 8,s:  44,225,231 msg/sec
            OptimistAtomicQueueB, 8,i:  48,410,729 msg/sec
                    AtomicQueue2, 1,s:  22,990,631 msg/sec
                    AtomicQueue2, 1,i:  22,929,154 msg/sec
                    AtomicQueue2, 2,s:  11,696,565 msg/sec
                    AtomicQueue2, 2,i:  11,296,108 msg/sec
                    AtomicQueue2, 3,s:   9,615,656 msg/sec
                    AtomicQueue2, 3,i:   9,428,344 msg/sec
                    AtomicQueue2, 4,s:   8,055,451 msg/sec
                    AtomicQueue2, 4,i:   8,069,067 msg/sec
                    AtomicQueue2, 5,s:   7,958,921 msg/sec
                    AtomicQueue2, 5,i:   8,027,196 msg/sec
                    AtomicQueue2, 6,s:   7,722,379 msg/sec
                    AtomicQueue2, 6,i:   7,531,316 msg/sec
                    AtomicQueue2, 7,s:   7,134,221 msg/sec
                    AtomicQueue2, 7,i:   7,870,800 msg/sec
                    AtomicQueue2, 8,s:   6,383,004 msg/sec
                    AtomicQueue2, 8,i:   7,230,292 msg/sec
                   AtomicQueueB2, 1,s:  36,154,214 msg/sec
                   AtomicQueueB2, 1,i:  32,622,370 msg/sec
                   AtomicQueueB2, 2,s:  11,398,839 msg/sec
                   AtomicQueueB2, 2,i:  11,127,259 msg/sec
                   AtomicQueueB2, 3,s:   9,582,665 msg/sec
                   AtomicQueueB2, 3,i:   9,383,540 msg/sec
                   AtomicQueueB2, 4,s:   7,947,289 msg/sec
                   AtomicQueueB2, 4,i:   7,874,470 msg/sec
                   AtomicQueueB2, 5,s:   7,488,773 msg/sec
                   AtomicQueueB2, 5,i:   7,716,016 msg/sec
                   AtomicQueueB2, 6,s:   7,271,527 msg/sec
                   AtomicQueueB2, 6,i:   7,447,453 msg/sec
                   AtomicQueueB2, 7,s:   6,887,606 msg/sec
                   AtomicQueueB2, 7,i:   7,712,503 msg/sec
                   AtomicQueueB2, 8,s:   6,285,762 msg/sec
                   AtomicQueueB2, 8,i:   7,113,139 msg/sec
            OptimistAtomicQueue2, 1,s:  45,863,249 msg/sec
            OptimistAtomicQueue2, 1,i:  42,039,893 msg/sec
            OptimistAtomicQueue2, 2,s:  24,891,605 msg/sec
            OptimistAtomicQueue2, 2,i:  24,348,596 msg/sec
            OptimistAtomicQueue2, 3,s:  30,255,857 msg/sec
            OptimistAtomicQueue2, 3,i:  30,025,708 msg/sec
            OptimistAtomicQueue2, 4,s:  33,259,526 msg/sec
            OptimistAtomicQueue2, 4,i:  33,154,739 msg/sec
            OptimistAtomicQueue2, 5,s:  37,197,047 msg/sec
            OptimistAtomicQueue2, 5,i:  40,386,714 msg/sec
            OptimistAtomicQueue2, 6,s:  40,091,999 msg/sec
            OptimistAtomicQueue2, 6,i:  49,277,715 msg/sec
            OptimistAtomicQueue2, 7,s:  42,824,695 msg/sec
            OptimistAtomicQueue2, 7,i:  51,622,575 msg/sec
            OptimistAtomicQueue2, 8,s:  43,866,035 msg/sec
            OptimistAtomicQueue2, 8,i:  48,640,347 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,015,979 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,936,299 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,245,264 msg/sec
           OptimistAtomicQueueB2, 2,i:  27,439,818 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,680,925 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,998,475 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,402,052 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,907,065 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,401,511 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,633,549 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,208,593 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,412,875 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,127,103 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,200,600 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,971,412 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,657,682 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000135 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000148 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000289 sec/round-trip
                      std::mutex: 0.000000456 sec/round-trip
                 tbb::spin_mutex: 0.000000256 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000208 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[44] 423m:19s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,857,609 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,566,893 msg/sec
          boost::lockfree::queue, 1,s:   6,818,883 msg/sec
          boost::lockfree::queue, 1,i:   6,783,697 msg/sec
          boost::lockfree::queue, 2,s:   7,556,550 msg/sec
          boost::lockfree::queue, 2,i:   7,657,561 msg/sec
          boost::lockfree::queue, 3,s:   7,390,866 msg/sec
          boost::lockfree::queue, 3,i:   7,638,154 msg/sec
          boost::lockfree::queue, 4,s:   6,421,837 msg/sec
          boost::lockfree::queue, 4,i:   6,788,214 msg/sec
          boost::lockfree::queue, 5,s:   6,425,515 msg/sec
          boost::lockfree::queue, 5,i:   6,532,611 msg/sec
          boost::lockfree::queue, 6,s:   5,961,158 msg/sec
          boost::lockfree::queue, 6,i:   6,069,544 msg/sec
          boost::lockfree::queue, 7,s:   6,074,780 msg/sec
          boost::lockfree::queue, 7,i:   5,947,038 msg/sec
          boost::lockfree::queue, 8,s:   5,410,952 msg/sec
          boost::lockfree::queue, 8,i:   5,577,671 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 509,371,739 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 510,159,963 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,903,992 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,031,800 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,893,090 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,162,023 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,947,138 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,518,031 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,152,520 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,111,476 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,403,283 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,600,452 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,457,411 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,958,510 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,051,905 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  33,459,833 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,145,218 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,449,963 msg/sec
                pthread_spinlock, 1,s:  29,206,214 msg/sec
                pthread_spinlock, 1,i:  25,315,595 msg/sec
                pthread_spinlock, 2,s:  16,174,814 msg/sec
                pthread_spinlock, 2,i:  16,900,464 msg/sec
                pthread_spinlock, 3,s:   8,353,889 msg/sec
                pthread_spinlock, 3,i:  12,040,544 msg/sec
                pthread_spinlock, 4,s:   6,442,846 msg/sec
                pthread_spinlock, 4,i:   9,156,974 msg/sec
                pthread_spinlock, 5,s:   8,744,784 msg/sec
                pthread_spinlock, 5,i:   9,185,216 msg/sec
                pthread_spinlock, 6,s:   8,555,183 msg/sec
                pthread_spinlock, 6,i:   8,582,296 msg/sec
                pthread_spinlock, 7,s:   7,492,604 msg/sec
                pthread_spinlock, 7,i:   7,457,677 msg/sec
                pthread_spinlock, 8,s:   6,660,197 msg/sec
                pthread_spinlock, 8,i:   6,838,608 msg/sec
                      std::mutex, 1,s:   7,515,946 msg/sec
                      std::mutex, 1,i:   6,621,664 msg/sec
                      std::mutex, 2,s:   5,450,117 msg/sec
                      std::mutex, 2,i:   5,469,585 msg/sec
                      std::mutex, 3,s:   4,939,716 msg/sec
                      std::mutex, 3,i:   5,118,716 msg/sec
                      std::mutex, 4,s:   5,163,272 msg/sec
                      std::mutex, 4,i:   5,952,407 msg/sec
                      std::mutex, 5,s:   5,606,092 msg/sec
                      std::mutex, 5,i:   5,651,687 msg/sec
                      std::mutex, 6,s:   5,928,249 msg/sec
                      std::mutex, 6,i:   6,000,385 msg/sec
                      std::mutex, 7,s:   5,869,868 msg/sec
                      std::mutex, 7,i:   5,881,632 msg/sec
                      std::mutex, 8,s:   5,729,536 msg/sec
                      std::mutex, 8,i:   5,624,376 msg/sec
                 tbb::spin_mutex, 1,s:  37,526,175 msg/sec
                 tbb::spin_mutex, 1,i:  32,996,112 msg/sec
                 tbb::spin_mutex, 2,s:  21,197,934 msg/sec
                 tbb::spin_mutex, 2,i:  18,563,424 msg/sec
                 tbb::spin_mutex, 3,s:   7,441,801 msg/sec
                 tbb::spin_mutex, 3,i:  10,219,857 msg/sec
                 tbb::spin_mutex, 4,s:   3,265,266 msg/sec
                 tbb::spin_mutex, 4,i:   6,316,641 msg/sec
                 tbb::spin_mutex, 5,s:   5,195,233 msg/sec
                 tbb::spin_mutex, 5,i:   5,376,805 msg/sec
                 tbb::spin_mutex, 6,s:   5,293,491 msg/sec
                 tbb::spin_mutex, 6,i:   4,335,688 msg/sec
                 tbb::spin_mutex, 7,s:   4,800,971 msg/sec
                 tbb::spin_mutex, 7,i:   4,262,956 msg/sec
                 tbb::spin_mutex, 8,s:   4,242,813 msg/sec
                 tbb::spin_mutex, 8,i:   4,067,563 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,192,095 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,888,385 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,087,559 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,067,905 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,298,635 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,567,198 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,420,542 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,256,485 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,844,139 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,750,485 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,753,413 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,003,105 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,898,613 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,949,914 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,864,747 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,133,616 msg/sec
     xenium::michael_scott_queue, 1,s:   9,216,900 msg/sec
     xenium::michael_scott_queue, 1,i:   9,195,678 msg/sec
     xenium::michael_scott_queue, 2,s:   8,469,218 msg/sec
     xenium::michael_scott_queue, 2,i:   8,574,420 msg/sec
     xenium::michael_scott_queue, 3,s:   7,150,273 msg/sec
     xenium::michael_scott_queue, 3,i:   7,565,571 msg/sec
     xenium::michael_scott_queue, 4,s:   6,403,756 msg/sec
     xenium::michael_scott_queue, 4,i:   6,352,056 msg/sec
     xenium::michael_scott_queue, 5,s:   6,317,321 msg/sec
     xenium::michael_scott_queue, 5,i:   6,797,829 msg/sec
     xenium::michael_scott_queue, 6,s:   6,494,413 msg/sec
     xenium::michael_scott_queue, 6,i:   6,949,262 msg/sec
     xenium::michael_scott_queue, 7,s:   6,313,911 msg/sec
     xenium::michael_scott_queue, 7,i:   6,478,398 msg/sec
     xenium::michael_scott_queue, 8,s:   5,979,699 msg/sec
     xenium::michael_scott_queue, 8,i:   6,108,184 msg/sec
         xenium::ramalhete_queue, 1,s:  32,035,382 msg/sec
         xenium::ramalhete_queue, 1,i:  32,770,973 msg/sec
         xenium::ramalhete_queue, 2,s:  24,577,555 msg/sec
         xenium::ramalhete_queue, 2,i:  23,278,638 msg/sec
         xenium::ramalhete_queue, 3,s:  29,128,378 msg/sec
         xenium::ramalhete_queue, 3,i:  28,413,602 msg/sec
         xenium::ramalhete_queue, 4,s:  33,812,249 msg/sec
         xenium::ramalhete_queue, 4,i:  33,544,083 msg/sec
         xenium::ramalhete_queue, 5,s:  32,276,590 msg/sec
         xenium::ramalhete_queue, 5,i:  35,951,272 msg/sec
         xenium::ramalhete_queue, 6,s:  33,949,720 msg/sec
         xenium::ramalhete_queue, 6,i:  39,679,998 msg/sec
         xenium::ramalhete_queue, 7,s:  35,036,319 msg/sec
         xenium::ramalhete_queue, 7,i:  41,528,101 msg/sec
         xenium::ramalhete_queue, 8,s:  35,535,148 msg/sec
         xenium::ramalhete_queue, 8,i:  44,051,651 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,278,371 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 122,159,516 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,936,507 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,609,138 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,614,577 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,718,859 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,487,183 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,535,935 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,966,028 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,361,303 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,156,099 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,631,387 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,129,949 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,034,650 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,469,245 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,232,730 msg/sec
                     AtomicQueue, 1,s:  61,195,747 msg/sec
                     AtomicQueue, 1,i:  56,658,912 msg/sec
                     AtomicQueue, 2,s:  12,199,634 msg/sec
                     AtomicQueue, 2,i:  11,737,519 msg/sec
                     AtomicQueue, 3,s:  10,824,065 msg/sec
                     AtomicQueue, 3,i:   9,828,904 msg/sec
                     AtomicQueue, 4,s:   8,178,902 msg/sec
                     AtomicQueue, 4,i:   8,249,789 msg/sec
                     AtomicQueue, 5,s:   7,968,515 msg/sec
                     AtomicQueue, 5,i:   8,097,385 msg/sec
                     AtomicQueue, 6,s:   7,807,772 msg/sec
                     AtomicQueue, 6,i:   7,613,331 msg/sec
                     AtomicQueue, 7,s:   7,106,055 msg/sec
                     AtomicQueue, 7,i:   7,988,777 msg/sec
                     AtomicQueue, 8,s:   6,331,414 msg/sec
                     AtomicQueue, 8,i:   7,475,274 msg/sec
                    AtomicQueueB, 1,s:  44,353,551 msg/sec
                    AtomicQueueB, 1,i:  43,025,569 msg/sec
                    AtomicQueueB, 2,s:  11,828,376 msg/sec
                    AtomicQueueB, 2,i:  11,513,721 msg/sec
                    AtomicQueueB, 3,s:  10,960,754 msg/sec
                    AtomicQueueB, 3,i:  10,176,930 msg/sec
                    AtomicQueueB, 4,s:   8,023,284 msg/sec
                    AtomicQueueB, 4,i:   8,115,716 msg/sec
                    AtomicQueueB, 5,s:   7,656,610 msg/sec
                    AtomicQueueB, 5,i:   7,794,459 msg/sec
                    AtomicQueueB, 6,s:   7,300,103 msg/sec
                    AtomicQueueB, 6,i:   7,528,348 msg/sec
                    AtomicQueueB, 7,s:   6,918,083 msg/sec
                    AtomicQueueB, 7,i:   7,543,048 msg/sec
                    AtomicQueueB, 8,s:   6,253,269 msg/sec
                    AtomicQueueB, 8,i:   7,126,736 msg/sec
             OptimistAtomicQueue, 1,s: 704,944,072 msg/sec
             OptimistAtomicQueue, 1,i: 525,281,468 msg/sec
             OptimistAtomicQueue, 2,s:  32,656,422 msg/sec
             OptimistAtomicQueue, 2,i:  32,426,527 msg/sec
             OptimistAtomicQueue, 3,s:  36,611,388 msg/sec
             OptimistAtomicQueue, 3,i:  37,434,730 msg/sec
             OptimistAtomicQueue, 4,s:  39,292,742 msg/sec
             OptimistAtomicQueue, 4,i:  39,400,610 msg/sec
             OptimistAtomicQueue, 5,s:  42,662,247 msg/sec
             OptimistAtomicQueue, 5,i:  46,277,146 msg/sec
             OptimistAtomicQueue, 6,s:  42,263,072 msg/sec
             OptimistAtomicQueue, 6,i:  50,343,387 msg/sec
             OptimistAtomicQueue, 7,s:  45,008,765 msg/sec
             OptimistAtomicQueue, 7,i:  51,897,435 msg/sec
             OptimistAtomicQueue, 8,s:  46,445,471 msg/sec
             OptimistAtomicQueue, 8,i:  49,216,081 msg/sec
            OptimistAtomicQueueB, 1,s:  94,530,643 msg/sec
            OptimistAtomicQueueB, 1,i:  76,457,307 msg/sec
            OptimistAtomicQueueB, 2,s:  32,173,035 msg/sec
            OptimistAtomicQueueB, 2,i:  32,231,667 msg/sec
            OptimistAtomicQueueB, 3,s:  36,304,878 msg/sec
            OptimistAtomicQueueB, 3,i:  36,863,842 msg/sec
            OptimistAtomicQueueB, 4,s:  38,694,771 msg/sec
            OptimistAtomicQueueB, 4,i:  38,712,676 msg/sec
            OptimistAtomicQueueB, 5,s:  41,001,454 msg/sec
            OptimistAtomicQueueB, 5,i:  46,216,021 msg/sec
            OptimistAtomicQueueB, 6,s:  41,120,682 msg/sec
            OptimistAtomicQueueB, 6,i:  49,048,897 msg/sec
            OptimistAtomicQueueB, 7,s:  42,422,755 msg/sec
            OptimistAtomicQueueB, 7,i:  48,311,563 msg/sec
            OptimistAtomicQueueB, 8,s:  44,471,086 msg/sec
            OptimistAtomicQueueB, 8,i:  47,852,637 msg/sec
                    AtomicQueue2, 1,s:  23,051,251 msg/sec
                    AtomicQueue2, 1,i:  23,049,800 msg/sec
                    AtomicQueue2, 2,s:  11,797,418 msg/sec
                    AtomicQueue2, 2,i:  11,419,131 msg/sec
                    AtomicQueue2, 3,s:   9,598,170 msg/sec
                    AtomicQueue2, 3,i:   9,376,689 msg/sec
                    AtomicQueue2, 4,s:   7,989,419 msg/sec
                    AtomicQueue2, 4,i:   8,037,048 msg/sec
                    AtomicQueue2, 5,s:   7,928,181 msg/sec
                    AtomicQueue2, 5,i:   8,059,771 msg/sec
                    AtomicQueue2, 6,s:   7,857,052 msg/sec
                    AtomicQueue2, 6,i:   7,539,266 msg/sec
                    AtomicQueue2, 7,s:   7,110,721 msg/sec
                    AtomicQueue2, 7,i:   7,886,381 msg/sec
                    AtomicQueue2, 8,s:   6,387,843 msg/sec
                    AtomicQueue2, 8,i:   7,198,194 msg/sec
                   AtomicQueueB2, 1,s:  38,927,741 msg/sec
                   AtomicQueueB2, 1,i:  38,922,755 msg/sec
                   AtomicQueueB2, 2,s:  11,358,973 msg/sec
                   AtomicQueueB2, 2,i:  11,107,066 msg/sec
                   AtomicQueueB2, 3,s:   9,714,087 msg/sec
                   AtomicQueueB2, 3,i:   9,512,115 msg/sec
                   AtomicQueueB2, 4,s:   7,751,586 msg/sec
                   AtomicQueueB2, 4,i:   7,766,312 msg/sec
                   AtomicQueueB2, 5,s:   7,483,187 msg/sec
                   AtomicQueueB2, 5,i:   7,771,640 msg/sec
                   AtomicQueueB2, 6,s:   7,299,520 msg/sec
                   AtomicQueueB2, 6,i:   7,404,169 msg/sec
                   AtomicQueueB2, 7,s:   6,894,556 msg/sec
                   AtomicQueueB2, 7,i:   7,707,628 msg/sec
                   AtomicQueueB2, 8,s:   6,244,323 msg/sec
                   AtomicQueueB2, 8,i:   7,143,584 msg/sec
            OptimistAtomicQueue2, 1,s: 463,961,339 msg/sec
            OptimistAtomicQueue2, 1,i:  29,635,360 msg/sec
            OptimistAtomicQueue2, 2,s:  26,377,540 msg/sec
            OptimistAtomicQueue2, 2,i:  24,009,955 msg/sec
            OptimistAtomicQueue2, 3,s:  29,954,198 msg/sec
            OptimistAtomicQueue2, 3,i:  29,959,795 msg/sec
            OptimistAtomicQueue2, 4,s:  36,241,653 msg/sec
            OptimistAtomicQueue2, 4,i:  33,478,337 msg/sec
            OptimistAtomicQueue2, 5,s:  37,106,759 msg/sec
            OptimistAtomicQueue2, 5,i:  40,994,389 msg/sec
            OptimistAtomicQueue2, 6,s:  40,208,123 msg/sec
            OptimistAtomicQueue2, 6,i:  49,078,360 msg/sec
            OptimistAtomicQueue2, 7,s:  42,682,570 msg/sec
            OptimistAtomicQueue2, 7,i:  51,562,721 msg/sec
            OptimistAtomicQueue2, 8,s:  43,931,509 msg/sec
            OptimistAtomicQueue2, 8,i:  48,893,988 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,031,040 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,869,277 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,671,814 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,191,665 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,535,804 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,165,021 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,456,902 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,684,772 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,688,840 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,271,114 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,578,429 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,535,437 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,182,311 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,506,976 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,232,855 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,492,509 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000324 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000235 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000251 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000363 sec/round-trip
         xenium::ramalhete_queue: 0.000000261 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[45] 421m:59s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,163,203 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,338,990 msg/sec
          boost::lockfree::queue, 1,s:   7,863,961 msg/sec
          boost::lockfree::queue, 1,i:   6,989,513 msg/sec
          boost::lockfree::queue, 2,s:   7,630,374 msg/sec
          boost::lockfree::queue, 2,i:   7,523,851 msg/sec
          boost::lockfree::queue, 3,s:   7,323,070 msg/sec
          boost::lockfree::queue, 3,i:   7,599,426 msg/sec
          boost::lockfree::queue, 4,s:   6,426,777 msg/sec
          boost::lockfree::queue, 4,i:   6,965,539 msg/sec
          boost::lockfree::queue, 5,s:   6,393,364 msg/sec
          boost::lockfree::queue, 5,i:   6,510,365 msg/sec
          boost::lockfree::queue, 6,s:   5,947,961 msg/sec
          boost::lockfree::queue, 6,i:   6,095,743 msg/sec
          boost::lockfree::queue, 7,s:   5,999,058 msg/sec
          boost::lockfree::queue, 7,i:   6,087,775 msg/sec
          boost::lockfree::queue, 8,s:   5,453,851 msg/sec
          boost::lockfree::queue, 8,i:   5,552,698 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 479,641,956 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  68,757,532 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,894,184 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,849,442 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,604,779 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,719,594 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,931,513 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,522,530 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,212,930 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,595,152 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,220,183 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,671,355 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,349,952 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,655,947 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,937,908 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  34,967,082 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,109,506 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,099,781 msg/sec
                pthread_spinlock, 1,s:  28,798,018 msg/sec
                pthread_spinlock, 1,i:  25,316,251 msg/sec
                pthread_spinlock, 2,s:  15,494,507 msg/sec
                pthread_spinlock, 2,i:  17,148,163 msg/sec
                pthread_spinlock, 3,s:   8,263,250 msg/sec
                pthread_spinlock, 3,i:  12,143,163 msg/sec
                pthread_spinlock, 4,s:   6,491,274 msg/sec
                pthread_spinlock, 4,i:   9,286,491 msg/sec
                pthread_spinlock, 5,s:   8,799,473 msg/sec
                pthread_spinlock, 5,i:   9,621,305 msg/sec
                pthread_spinlock, 6,s:   8,322,910 msg/sec
                pthread_spinlock, 6,i:   8,427,236 msg/sec
                pthread_spinlock, 7,s:   7,493,754 msg/sec
                pthread_spinlock, 7,i:   7,604,243 msg/sec
                pthread_spinlock, 8,s:   6,703,139 msg/sec
                pthread_spinlock, 8,i:   7,322,843 msg/sec
                      std::mutex, 1,s:   7,101,816 msg/sec
                      std::mutex, 1,i:   7,547,640 msg/sec
                      std::mutex, 2,s:   5,922,382 msg/sec
                      std::mutex, 2,i:   5,884,327 msg/sec
                      std::mutex, 3,s:   5,973,243 msg/sec
                      std::mutex, 3,i:   6,050,950 msg/sec
                      std::mutex, 4,s:   6,269,518 msg/sec
                      std::mutex, 4,i:   6,447,873 msg/sec
                      std::mutex, 5,s:   5,908,257 msg/sec
                      std::mutex, 5,i:   5,978,372 msg/sec
                      std::mutex, 6,s:   5,914,537 msg/sec
                      std::mutex, 6,i:   5,868,579 msg/sec
                      std::mutex, 7,s:   5,844,322 msg/sec
                      std::mutex, 7,i:   5,847,933 msg/sec
                      std::mutex, 8,s:   5,773,643 msg/sec
                      std::mutex, 8,i:   5,769,181 msg/sec
                 tbb::spin_mutex, 1,s:  37,705,111 msg/sec
                 tbb::spin_mutex, 1,i:  37,647,361 msg/sec
                 tbb::spin_mutex, 2,s:  21,102,012 msg/sec
                 tbb::spin_mutex, 2,i:  21,042,521 msg/sec
                 tbb::spin_mutex, 3,s:   8,699,688 msg/sec
                 tbb::spin_mutex, 3,i:  11,268,144 msg/sec
                 tbb::spin_mutex, 4,s:   3,296,056 msg/sec
                 tbb::spin_mutex, 4,i:   6,174,962 msg/sec
                 tbb::spin_mutex, 5,s:   5,598,934 msg/sec
                 tbb::spin_mutex, 5,i:   5,789,884 msg/sec
                 tbb::spin_mutex, 6,s:   5,238,229 msg/sec
                 tbb::spin_mutex, 6,i:   4,351,711 msg/sec
                 tbb::spin_mutex, 7,s:   4,839,079 msg/sec
                 tbb::spin_mutex, 7,i:   4,330,461 msg/sec
                 tbb::spin_mutex, 8,s:   4,237,308 msg/sec
                 tbb::spin_mutex, 8,i:   4,055,220 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,588,284 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,818,739 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,858,153 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,891,716 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,223,852 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,395,758 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,070,658 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,205,643 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,583,894 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,393,578 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,637,680 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,702,778 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,676,662 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,102,485 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,751,277 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,893,197 msg/sec
     xenium::michael_scott_queue, 1,s:   9,269,173 msg/sec
     xenium::michael_scott_queue, 1,i:   9,092,441 msg/sec
     xenium::michael_scott_queue, 2,s:   8,327,742 msg/sec
     xenium::michael_scott_queue, 2,i:   8,373,099 msg/sec
     xenium::michael_scott_queue, 3,s:   7,318,125 msg/sec
     xenium::michael_scott_queue, 3,i:   7,521,580 msg/sec
     xenium::michael_scott_queue, 4,s:   6,312,069 msg/sec
     xenium::michael_scott_queue, 4,i:   6,311,613 msg/sec
     xenium::michael_scott_queue, 5,s:   6,283,341 msg/sec
     xenium::michael_scott_queue, 5,i:   6,653,050 msg/sec
     xenium::michael_scott_queue, 6,s:   6,514,681 msg/sec
     xenium::michael_scott_queue, 6,i:   6,723,749 msg/sec
     xenium::michael_scott_queue, 7,s:   6,323,726 msg/sec
     xenium::michael_scott_queue, 7,i:   6,564,240 msg/sec
     xenium::michael_scott_queue, 8,s:   6,002,739 msg/sec
     xenium::michael_scott_queue, 8,i:   6,122,782 msg/sec
         xenium::ramalhete_queue, 1,s:  32,230,845 msg/sec
         xenium::ramalhete_queue, 1,i:  32,568,846 msg/sec
         xenium::ramalhete_queue, 2,s:  23,572,589 msg/sec
         xenium::ramalhete_queue, 2,i:  23,292,519 msg/sec
         xenium::ramalhete_queue, 3,s:  29,343,207 msg/sec
         xenium::ramalhete_queue, 3,i:  28,531,703 msg/sec
         xenium::ramalhete_queue, 4,s:  33,934,701 msg/sec
         xenium::ramalhete_queue, 4,i:  33,555,780 msg/sec
         xenium::ramalhete_queue, 5,s:  32,213,493 msg/sec
         xenium::ramalhete_queue, 5,i:  36,051,836 msg/sec
         xenium::ramalhete_queue, 6,s:  34,030,404 msg/sec
         xenium::ramalhete_queue, 6,i:  39,546,240 msg/sec
         xenium::ramalhete_queue, 7,s:  35,261,739 msg/sec
         xenium::ramalhete_queue, 7,i:  41,416,795 msg/sec
         xenium::ramalhete_queue, 8,s:  35,662,000 msg/sec
         xenium::ramalhete_queue, 8,i:  44,117,364 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,351,060 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  82,060,186 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  23,413,859 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  27,556,499 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,671,846 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,032,732 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,607,410 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,466,787 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,859,278 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,311,454 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,856,228 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,230,909 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,330,294 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,898,169 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,367,089 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,560,488 msg/sec
                     AtomicQueue, 1,s:  69,688,482 msg/sec
                     AtomicQueue, 1,i:  56,523,416 msg/sec
                     AtomicQueue, 2,s:  12,208,413 msg/sec
                     AtomicQueue, 2,i:  11,727,972 msg/sec
                     AtomicQueue, 3,s:  10,785,791 msg/sec
                     AtomicQueue, 3,i:   9,845,982 msg/sec
                     AtomicQueue, 4,s:   8,211,533 msg/sec
                     AtomicQueue, 4,i:   8,229,758 msg/sec
                     AtomicQueue, 5,s:   8,014,975 msg/sec
                     AtomicQueue, 5,i:   8,092,663 msg/sec
                     AtomicQueue, 6,s:   7,871,198 msg/sec
                     AtomicQueue, 6,i:   7,607,829 msg/sec
                     AtomicQueue, 7,s:   7,011,413 msg/sec
                     AtomicQueue, 7,i:   7,960,166 msg/sec
                     AtomicQueue, 8,s:   6,327,685 msg/sec
                     AtomicQueue, 8,i:   7,360,945 msg/sec
                    AtomicQueueB, 1,s:  44,279,544 msg/sec
                    AtomicQueueB, 1,i:  44,485,559 msg/sec
                    AtomicQueueB, 2,s:  11,830,623 msg/sec
                    AtomicQueueB, 2,i:  11,512,610 msg/sec
                    AtomicQueueB, 3,s:  11,037,786 msg/sec
                    AtomicQueueB, 3,i:  10,031,525 msg/sec
                    AtomicQueueB, 4,s:   8,098,420 msg/sec
                    AtomicQueueB, 4,i:   7,940,279 msg/sec
                    AtomicQueueB, 5,s:   7,582,601 msg/sec
                    AtomicQueueB, 5,i:   7,763,940 msg/sec
                    AtomicQueueB, 6,s:   7,263,578 msg/sec
                    AtomicQueueB, 6,i:   7,516,566 msg/sec
                    AtomicQueueB, 7,s:   6,867,806 msg/sec
                    AtomicQueueB, 7,i:   7,673,696 msg/sec
                    AtomicQueueB, 8,s:   6,223,698 msg/sec
                    AtomicQueueB, 8,i:   7,127,742 msg/sec
             OptimistAtomicQueue, 1,s: 705,225,829 msg/sec
             OptimistAtomicQueue, 1,i: 584,109,761 msg/sec
             OptimistAtomicQueue, 2,s:  32,108,424 msg/sec
             OptimistAtomicQueue, 2,i:  32,193,627 msg/sec
             OptimistAtomicQueue, 3,s:  36,634,986 msg/sec
             OptimistAtomicQueue, 3,i:  37,317,894 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,760 msg/sec
             OptimistAtomicQueue, 4,i:  39,394,352 msg/sec
             OptimistAtomicQueue, 5,s:  41,777,322 msg/sec
             OptimistAtomicQueue, 5,i:  46,413,565 msg/sec
             OptimistAtomicQueue, 6,s:  42,538,953 msg/sec
             OptimistAtomicQueue, 6,i:  50,369,994 msg/sec
             OptimistAtomicQueue, 7,s:  44,080,837 msg/sec
             OptimistAtomicQueue, 7,i:  51,947,821 msg/sec
             OptimistAtomicQueue, 8,s:  46,575,861 msg/sec
             OptimistAtomicQueue, 8,i:  49,261,627 msg/sec
            OptimistAtomicQueueB, 1,s: 159,160,384 msg/sec
            OptimistAtomicQueueB, 1,i:  76,496,043 msg/sec
            OptimistAtomicQueueB, 2,s:  32,308,451 msg/sec
            OptimistAtomicQueueB, 2,i:  31,749,555 msg/sec
            OptimistAtomicQueueB, 3,s:  36,277,494 msg/sec
            OptimistAtomicQueueB, 3,i:  36,982,871 msg/sec
            OptimistAtomicQueueB, 4,s:  38,673,251 msg/sec
            OptimistAtomicQueueB, 4,i:  38,572,276 msg/sec
            OptimistAtomicQueueB, 5,s:  40,631,458 msg/sec
            OptimistAtomicQueueB, 5,i:  45,682,960 msg/sec
            OptimistAtomicQueueB, 6,s:  40,690,252 msg/sec
            OptimistAtomicQueueB, 6,i:  49,121,328 msg/sec
            OptimistAtomicQueueB, 7,s:  42,128,892 msg/sec
            OptimistAtomicQueueB, 7,i:  50,907,366 msg/sec
            OptimistAtomicQueueB, 8,s:  44,243,738 msg/sec
            OptimistAtomicQueueB, 8,i:  48,385,389 msg/sec
                    AtomicQueue2, 1,s:  22,899,801 msg/sec
                    AtomicQueue2, 1,i:  22,893,063 msg/sec
                    AtomicQueue2, 2,s:  11,984,331 msg/sec
                    AtomicQueue2, 2,i:  11,404,123 msg/sec
                    AtomicQueue2, 3,s:   9,728,595 msg/sec
                    AtomicQueue2, 3,i:   9,483,693 msg/sec
                    AtomicQueue2, 4,s:   8,029,920 msg/sec
                    AtomicQueue2, 4,i:   8,050,974 msg/sec
                    AtomicQueue2, 5,s:   7,896,547 msg/sec
                    AtomicQueue2, 5,i:   8,029,463 msg/sec
                    AtomicQueue2, 6,s:   7,862,816 msg/sec
                    AtomicQueue2, 6,i:   7,552,876 msg/sec
                    AtomicQueue2, 7,s:   7,127,115 msg/sec
                    AtomicQueue2, 7,i:   7,888,276 msg/sec
                    AtomicQueue2, 8,s:   6,397,265 msg/sec
                    AtomicQueue2, 8,i:   7,340,517 msg/sec
                   AtomicQueueB2, 1,s:  35,437,204 msg/sec
                   AtomicQueueB2, 1,i:  32,634,864 msg/sec
                   AtomicQueueB2, 2,s:  11,475,774 msg/sec
                   AtomicQueueB2, 2,i:  11,141,548 msg/sec
                   AtomicQueueB2, 3,s:   9,898,647 msg/sec
                   AtomicQueueB2, 3,i:   9,451,952 msg/sec
                   AtomicQueueB2, 4,s:   7,783,278 msg/sec
                   AtomicQueueB2, 4,i:   7,881,998 msg/sec
                   AtomicQueueB2, 5,s:   7,513,075 msg/sec
                   AtomicQueueB2, 5,i:   7,738,735 msg/sec
                   AtomicQueueB2, 6,s:   7,282,079 msg/sec
                   AtomicQueueB2, 6,i:   7,416,426 msg/sec
                   AtomicQueueB2, 7,s:   6,869,165 msg/sec
                   AtomicQueueB2, 7,i:   7,712,723 msg/sec
                   AtomicQueueB2, 8,s:   6,347,107 msg/sec
                   AtomicQueueB2, 8,i:   7,118,931 msg/sec
            OptimistAtomicQueue2, 1,s: 551,925,495 msg/sec
            OptimistAtomicQueue2, 1,i:  33,045,600 msg/sec
            OptimistAtomicQueue2, 2,s:  26,772,401 msg/sec
            OptimistAtomicQueue2, 2,i:  25,189,411 msg/sec
            OptimistAtomicQueue2, 3,s:  30,330,655 msg/sec
            OptimistAtomicQueue2, 3,i:  30,037,029 msg/sec
            OptimistAtomicQueue2, 4,s:  33,230,304 msg/sec
            OptimistAtomicQueue2, 4,i:  33,172,143 msg/sec
            OptimistAtomicQueue2, 5,s:  37,029,546 msg/sec
            OptimistAtomicQueue2, 5,i:  40,315,742 msg/sec
            OptimistAtomicQueue2, 6,s:  40,483,694 msg/sec
            OptimistAtomicQueue2, 6,i:  49,348,844 msg/sec
            OptimistAtomicQueue2, 7,s:  42,755,585 msg/sec
            OptimistAtomicQueue2, 7,i:  51,674,461 msg/sec
            OptimistAtomicQueue2, 8,s:  44,002,368 msg/sec
            OptimistAtomicQueue2, 8,i:  48,524,350 msg/sec
           OptimistAtomicQueueB2, 1,s:  89,670,305 msg/sec
           OptimistAtomicQueueB2, 1,i:  91,221,924 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,817,415 msg/sec
           OptimistAtomicQueueB2, 2,i:  21,833,918 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,397,549 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,942,817 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,543,618 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,122,191 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,697,960 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,005,915 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,539,566 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,526,694 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,755,202 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,188,296 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,091,527 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,333,824 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000118 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000294 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000254 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000377 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[46] 420m:40s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,034,591 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,952,913 msg/sec
          boost::lockfree::queue, 1,s:   7,914,653 msg/sec
          boost::lockfree::queue, 1,i:   7,902,941 msg/sec
          boost::lockfree::queue, 2,s:   7,654,552 msg/sec
          boost::lockfree::queue, 2,i:   7,538,676 msg/sec
          boost::lockfree::queue, 3,s:   7,356,411 msg/sec
          boost::lockfree::queue, 3,i:   7,504,923 msg/sec
          boost::lockfree::queue, 4,s:   6,427,196 msg/sec
          boost::lockfree::queue, 4,i:   6,763,672 msg/sec
          boost::lockfree::queue, 5,s:   6,426,956 msg/sec
          boost::lockfree::queue, 5,i:   6,528,687 msg/sec
          boost::lockfree::queue, 6,s:   5,980,972 msg/sec
          boost::lockfree::queue, 6,i:   6,124,776 msg/sec
          boost::lockfree::queue, 7,s:   5,843,461 msg/sec
          boost::lockfree::queue, 7,i:   5,868,599 msg/sec
          boost::lockfree::queue, 8,s:   5,484,751 msg/sec
          boost::lockfree::queue, 8,i:   5,642,219 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  88,118,531 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 488,290,131 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,342,982 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,464,170 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,409,311 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,256,375 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,502,853 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,176,654 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,842,674 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,939,202 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,254,431 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,186,353 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,610,970 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,787,295 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,206,011 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,111,106 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,358,301 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,079,617 msg/sec
                pthread_spinlock, 1,s:  28,883,562 msg/sec
                pthread_spinlock, 1,i:  25,344,204 msg/sec
                pthread_spinlock, 2,s:  15,628,514 msg/sec
                pthread_spinlock, 2,i:  16,995,097 msg/sec
                pthread_spinlock, 3,s:   8,369,416 msg/sec
                pthread_spinlock, 3,i:  12,143,913 msg/sec
                pthread_spinlock, 4,s:   6,458,258 msg/sec
                pthread_spinlock, 4,i:   8,890,843 msg/sec
                pthread_spinlock, 5,s:   8,811,273 msg/sec
                pthread_spinlock, 5,i:   9,570,655 msg/sec
                pthread_spinlock, 6,s:   8,555,855 msg/sec
                pthread_spinlock, 6,i:   8,566,947 msg/sec
                pthread_spinlock, 7,s:   7,567,217 msg/sec
                pthread_spinlock, 7,i:   7,747,404 msg/sec
                pthread_spinlock, 8,s:   6,915,742 msg/sec
                pthread_spinlock, 8,i:   6,942,732 msg/sec
                      std::mutex, 1,s:   6,404,049 msg/sec
                      std::mutex, 1,i:   7,329,290 msg/sec
                      std::mutex, 2,s:   6,100,053 msg/sec
                      std::mutex, 2,i:   6,102,905 msg/sec
                      std::mutex, 3,s:   6,094,863 msg/sec
                      std::mutex, 3,i:   5,474,532 msg/sec
                      std::mutex, 4,s:   6,210,946 msg/sec
                      std::mutex, 4,i:   6,187,229 msg/sec
                      std::mutex, 5,s:   6,002,828 msg/sec
                      std::mutex, 5,i:   6,082,877 msg/sec
                      std::mutex, 6,s:   5,819,902 msg/sec
                      std::mutex, 6,i:   5,859,366 msg/sec
                      std::mutex, 7,s:   5,731,178 msg/sec
                      std::mutex, 7,i:   5,779,502 msg/sec
                      std::mutex, 8,s:   5,662,010 msg/sec
                      std::mutex, 8,i:   5,703,747 msg/sec
                 tbb::spin_mutex, 1,s:  37,956,137 msg/sec
                 tbb::spin_mutex, 1,i:  38,089,876 msg/sec
                 tbb::spin_mutex, 2,s:  21,168,703 msg/sec
                 tbb::spin_mutex, 2,i:  18,270,021 msg/sec
                 tbb::spin_mutex, 3,s:   8,243,848 msg/sec
                 tbb::spin_mutex, 3,i:  10,455,743 msg/sec
                 tbb::spin_mutex, 4,s:   3,211,014 msg/sec
                 tbb::spin_mutex, 4,i:   6,288,941 msg/sec
                 tbb::spin_mutex, 5,s:   5,447,190 msg/sec
                 tbb::spin_mutex, 5,i:   5,678,585 msg/sec
                 tbb::spin_mutex, 6,s:   5,340,840 msg/sec
                 tbb::spin_mutex, 6,i:   4,402,742 msg/sec
                 tbb::spin_mutex, 7,s:   4,749,535 msg/sec
                 tbb::spin_mutex, 7,i:   4,334,317 msg/sec
                 tbb::spin_mutex, 8,s:   4,250,026 msg/sec
                 tbb::spin_mutex, 8,i:   4,058,238 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,181,456 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,484,372 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,420,447 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,290,043 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,580,680 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,703,601 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,590,197 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,634,284 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,919,373 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,697,177 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,028,872 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,743,094 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,891,016 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,839,131 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,767,058 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,483,389 msg/sec
     xenium::michael_scott_queue, 1,s:   9,442,181 msg/sec
     xenium::michael_scott_queue, 1,i:   9,434,603 msg/sec
     xenium::michael_scott_queue, 2,s:   8,618,794 msg/sec
     xenium::michael_scott_queue, 2,i:   8,462,887 msg/sec
     xenium::michael_scott_queue, 3,s:   7,199,800 msg/sec
     xenium::michael_scott_queue, 3,i:   7,535,643 msg/sec
     xenium::michael_scott_queue, 4,s:   6,226,410 msg/sec
     xenium::michael_scott_queue, 4,i:   6,366,208 msg/sec
     xenium::michael_scott_queue, 5,s:   6,291,578 msg/sec
     xenium::michael_scott_queue, 5,i:   6,625,497 msg/sec
     xenium::michael_scott_queue, 6,s:   6,500,191 msg/sec
     xenium::michael_scott_queue, 6,i:   6,839,308 msg/sec
     xenium::michael_scott_queue, 7,s:   6,271,234 msg/sec
     xenium::michael_scott_queue, 7,i:   6,534,076 msg/sec
     xenium::michael_scott_queue, 8,s:   6,019,239 msg/sec
     xenium::michael_scott_queue, 8,i:   6,061,857 msg/sec
         xenium::ramalhete_queue, 1,s:  32,528,612 msg/sec
         xenium::ramalhete_queue, 1,i:  32,443,811 msg/sec
         xenium::ramalhete_queue, 2,s:  23,459,967 msg/sec
         xenium::ramalhete_queue, 2,i:  23,551,364 msg/sec
         xenium::ramalhete_queue, 3,s:  29,184,924 msg/sec
         xenium::ramalhete_queue, 3,i:  28,396,236 msg/sec
         xenium::ramalhete_queue, 4,s:  33,752,829 msg/sec
         xenium::ramalhete_queue, 4,i:  33,423,835 msg/sec
         xenium::ramalhete_queue, 5,s:  31,969,366 msg/sec
         xenium::ramalhete_queue, 5,i:  36,221,880 msg/sec
         xenium::ramalhete_queue, 6,s:  33,985,985 msg/sec
         xenium::ramalhete_queue, 6,i:  38,600,339 msg/sec
         xenium::ramalhete_queue, 7,s:  34,924,844 msg/sec
         xenium::ramalhete_queue, 7,i:  41,167,530 msg/sec
         xenium::ramalhete_queue, 8,s:  35,375,663 msg/sec
         xenium::ramalhete_queue, 8,i:  43,503,976 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,000,699 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,785,849 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  22,088,385 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,894,281 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,716,561 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,979,007 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,527,234 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,362,861 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,438,176 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,374,417 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,863,834 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,244,956 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,241,200 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,283,856 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,376,460 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,261,095 msg/sec
                     AtomicQueue, 1,s:  61,343,961 msg/sec
                     AtomicQueue, 1,i:  56,348,159 msg/sec
                     AtomicQueue, 2,s:  12,392,097 msg/sec
                     AtomicQueue, 2,i:  11,758,801 msg/sec
                     AtomicQueue, 3,s:  10,771,545 msg/sec
                     AtomicQueue, 3,i:   9,921,004 msg/sec
                     AtomicQueue, 4,s:   8,199,353 msg/sec
                     AtomicQueue, 4,i:   8,220,972 msg/sec
                     AtomicQueue, 5,s:   8,043,743 msg/sec
                     AtomicQueue, 5,i:   8,073,274 msg/sec
                     AtomicQueue, 6,s:   7,839,025 msg/sec
                     AtomicQueue, 6,i:   7,614,956 msg/sec
                     AtomicQueue, 7,s:   7,045,938 msg/sec
                     AtomicQueue, 7,i:   7,947,104 msg/sec
                     AtomicQueue, 8,s:   6,339,408 msg/sec
                     AtomicQueue, 8,i:   7,326,477 msg/sec
                    AtomicQueueB, 1,s:  43,703,049 msg/sec
                    AtomicQueueB, 1,i:  43,101,793 msg/sec
                    AtomicQueueB, 2,s:  11,793,407 msg/sec
                    AtomicQueueB, 2,i:  11,518,622 msg/sec
                    AtomicQueueB, 3,s:  10,955,999 msg/sec
                    AtomicQueueB, 3,i:  10,127,357 msg/sec
                    AtomicQueueB, 4,s:   8,037,749 msg/sec
                    AtomicQueueB, 4,i:   8,012,392 msg/sec
                    AtomicQueueB, 5,s:   7,639,336 msg/sec
                    AtomicQueueB, 5,i:   7,777,261 msg/sec
                    AtomicQueueB, 6,s:   7,408,143 msg/sec
                    AtomicQueueB, 6,i:   7,548,330 msg/sec
                    AtomicQueueB, 7,s:   6,859,063 msg/sec
                    AtomicQueueB, 7,i:   7,748,735 msg/sec
                    AtomicQueueB, 8,s:   6,291,441 msg/sec
                    AtomicQueueB, 8,i:   7,136,635 msg/sec
             OptimistAtomicQueue, 1,s: 799,337,349 msg/sec
             OptimistAtomicQueue, 1,i: 621,033,343 msg/sec
             OptimistAtomicQueue, 2,s:  32,654,390 msg/sec
             OptimistAtomicQueue, 2,i:  32,732,806 msg/sec
             OptimistAtomicQueue, 3,s:  36,670,625 msg/sec
             OptimistAtomicQueue, 3,i:  37,431,696 msg/sec
             OptimistAtomicQueue, 4,s:  39,321,577 msg/sec
             OptimistAtomicQueue, 4,i:  39,389,891 msg/sec
             OptimistAtomicQueue, 5,s:  42,393,124 msg/sec
             OptimistAtomicQueue, 5,i:  46,414,638 msg/sec
             OptimistAtomicQueue, 6,s:  42,291,766 msg/sec
             OptimistAtomicQueue, 6,i:  50,455,514 msg/sec
             OptimistAtomicQueue, 7,s:  44,332,130 msg/sec
             OptimistAtomicQueue, 7,i:  52,078,440 msg/sec
             OptimistAtomicQueue, 8,s:  46,363,961 msg/sec
             OptimistAtomicQueue, 8,i:  49,026,544 msg/sec
            OptimistAtomicQueueB, 1,s:  77,628,294 msg/sec
            OptimistAtomicQueueB, 1,i:  76,534,089 msg/sec
            OptimistAtomicQueueB, 2,s:  32,185,734 msg/sec
            OptimistAtomicQueueB, 2,i:  32,279,891 msg/sec
            OptimistAtomicQueueB, 3,s:  36,298,548 msg/sec
            OptimistAtomicQueueB, 3,i:  36,916,822 msg/sec
            OptimistAtomicQueueB, 4,s:  38,659,881 msg/sec
            OptimistAtomicQueueB, 4,i:  38,531,792 msg/sec
            OptimistAtomicQueueB, 5,s:  40,475,251 msg/sec
            OptimistAtomicQueueB, 5,i:  45,517,272 msg/sec
            OptimistAtomicQueueB, 6,s:  40,945,346 msg/sec
            OptimistAtomicQueueB, 6,i:  49,084,458 msg/sec
            OptimistAtomicQueueB, 7,s:  41,722,370 msg/sec
            OptimistAtomicQueueB, 7,i:  48,021,477 msg/sec
            OptimistAtomicQueueB, 8,s:  44,606,596 msg/sec
            OptimistAtomicQueueB, 8,i:  48,738,281 msg/sec
                    AtomicQueue2, 1,s:  22,976,298 msg/sec
                    AtomicQueue2, 1,i:  23,006,276 msg/sec
                    AtomicQueue2, 2,s:  11,887,103 msg/sec
                    AtomicQueue2, 2,i:  11,545,959 msg/sec
                    AtomicQueue2, 3,s:   9,550,301 msg/sec
                    AtomicQueue2, 3,i:   9,512,732 msg/sec
                    AtomicQueue2, 4,s:   8,103,268 msg/sec
                    AtomicQueue2, 4,i:   8,063,582 msg/sec
                    AtomicQueue2, 5,s:   7,946,586 msg/sec
                    AtomicQueue2, 5,i:   8,026,365 msg/sec
                    AtomicQueue2, 6,s:   7,868,926 msg/sec
                    AtomicQueue2, 6,i:   7,528,444 msg/sec
                    AtomicQueue2, 7,s:   7,093,675 msg/sec
                    AtomicQueue2, 7,i:   7,900,249 msg/sec
                    AtomicQueue2, 8,s:   6,386,518 msg/sec
                    AtomicQueue2, 8,i:   7,195,298 msg/sec
                   AtomicQueueB2, 1,s:  36,011,649 msg/sec
                   AtomicQueueB2, 1,i:  32,625,017 msg/sec
                   AtomicQueueB2, 2,s:  11,430,218 msg/sec
                   AtomicQueueB2, 2,i:  11,061,229 msg/sec
                   AtomicQueueB2, 3,s:   9,618,785 msg/sec
                   AtomicQueueB2, 3,i:   9,601,095 msg/sec
                   AtomicQueueB2, 4,s:   7,965,292 msg/sec
                   AtomicQueueB2, 4,i:   7,866,866 msg/sec
                   AtomicQueueB2, 5,s:   7,541,490 msg/sec
                   AtomicQueueB2, 5,i:   7,753,214 msg/sec
                   AtomicQueueB2, 6,s:   7,324,640 msg/sec
                   AtomicQueueB2, 6,i:   7,432,208 msg/sec
                   AtomicQueueB2, 7,s:   6,901,189 msg/sec
                   AtomicQueueB2, 7,i:   7,679,305 msg/sec
                   AtomicQueueB2, 8,s:   6,298,276 msg/sec
                   AtomicQueueB2, 8,i:   7,039,384 msg/sec
            OptimistAtomicQueue2, 1,s: 477,149,774 msg/sec
            OptimistAtomicQueue2, 1,i:  32,120,687 msg/sec
            OptimistAtomicQueue2, 2,s:  29,483,729 msg/sec
            OptimistAtomicQueue2, 2,i:  24,147,904 msg/sec
            OptimistAtomicQueue2, 3,s:  30,521,492 msg/sec
            OptimistAtomicQueue2, 3,i:  29,963,460 msg/sec
            OptimistAtomicQueue2, 4,s:  33,258,428 msg/sec
            OptimistAtomicQueue2, 4,i:  33,099,322 msg/sec
            OptimistAtomicQueue2, 5,s:  37,179,998 msg/sec
            OptimistAtomicQueue2, 5,i:  40,824,644 msg/sec
            OptimistAtomicQueue2, 6,s:  40,242,158 msg/sec
            OptimistAtomicQueue2, 6,i:  49,154,466 msg/sec
            OptimistAtomicQueue2, 7,s:  42,683,512 msg/sec
            OptimistAtomicQueue2, 7,i:  51,579,214 msg/sec
            OptimistAtomicQueue2, 8,s:  43,862,575 msg/sec
            OptimistAtomicQueue2, 8,i:  48,871,322 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,546,134 msg/sec
           OptimistAtomicQueueB2, 1,i:  34,146,326 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,830,340 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,218,068 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,723,310 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,552,834 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,426,805 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,128,516 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,337,732 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,191,797 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,911,520 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,246,040 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,976,249 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,318,004 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,582,398 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,294,012 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000323 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000156 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000297 sec/round-trip
                      std::mutex: 0.000000512 sec/round-trip
                 tbb::spin_mutex: 0.000000309 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000379 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[47] 419m:21s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,479,980 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,235,141 msg/sec
          boost::lockfree::queue, 1,s:   6,873,504 msg/sec
          boost::lockfree::queue, 1,i:   6,918,740 msg/sec
          boost::lockfree::queue, 2,s:   7,633,244 msg/sec
          boost::lockfree::queue, 2,i:   7,427,784 msg/sec
          boost::lockfree::queue, 3,s:   7,351,818 msg/sec
          boost::lockfree::queue, 3,i:   7,593,602 msg/sec
          boost::lockfree::queue, 4,s:   6,428,456 msg/sec
          boost::lockfree::queue, 4,i:   6,832,860 msg/sec
          boost::lockfree::queue, 5,s:   6,384,637 msg/sec
          boost::lockfree::queue, 5,i:   6,599,628 msg/sec
          boost::lockfree::queue, 6,s:   5,983,402 msg/sec
          boost::lockfree::queue, 6,i:   6,095,356 msg/sec
          boost::lockfree::queue, 7,s:   6,034,025 msg/sec
          boost::lockfree::queue, 7,i:   5,956,887 msg/sec
          boost::lockfree::queue, 8,s:   5,424,851 msg/sec
          boost::lockfree::queue, 8,i:   5,578,302 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  94,615,346 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  43,356,419 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,214,696 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,604,857 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,973,286 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,403,185 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,868,248 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,684,479 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,878,515 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,942,301 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  46,286,549 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,326,847 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,442,172 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,486,285 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,984,784 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,022,423 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,095,244 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  39,628,849 msg/sec
                pthread_spinlock, 1,s:  29,264,948 msg/sec
                pthread_spinlock, 1,i:  25,316,157 msg/sec
                pthread_spinlock, 2,s:  15,151,480 msg/sec
                pthread_spinlock, 2,i:  16,904,293 msg/sec
                pthread_spinlock, 3,s:   8,319,542 msg/sec
                pthread_spinlock, 3,i:  11,972,560 msg/sec
                pthread_spinlock, 4,s:   6,492,241 msg/sec
                pthread_spinlock, 4,i:   9,014,993 msg/sec
                pthread_spinlock, 5,s:   8,871,160 msg/sec
                pthread_spinlock, 5,i:   9,186,524 msg/sec
                pthread_spinlock, 6,s:   8,322,549 msg/sec
                pthread_spinlock, 6,i:   8,534,391 msg/sec
                pthread_spinlock, 7,s:   7,716,056 msg/sec
                pthread_spinlock, 7,i:   7,566,941 msg/sec
                pthread_spinlock, 8,s:   6,646,784 msg/sec
                pthread_spinlock, 8,i:   6,993,562 msg/sec
                      std::mutex, 1,s:   7,103,163 msg/sec
                      std::mutex, 1,i:   6,326,779 msg/sec
                      std::mutex, 2,s:   4,882,087 msg/sec
                      std::mutex, 2,i:   6,190,781 msg/sec
                      std::mutex, 3,s:   5,796,944 msg/sec
                      std::mutex, 3,i:   5,308,100 msg/sec
                      std::mutex, 4,s:   6,307,832 msg/sec
                      std::mutex, 4,i:   6,360,554 msg/sec
                      std::mutex, 5,s:   6,211,336 msg/sec
                      std::mutex, 5,i:   6,128,192 msg/sec
                      std::mutex, 6,s:   6,097,311 msg/sec
                      std::mutex, 6,i:   5,988,015 msg/sec
                      std::mutex, 7,s:   5,928,208 msg/sec
                      std::mutex, 7,i:   5,889,764 msg/sec
                      std::mutex, 8,s:   5,736,208 msg/sec
                      std::mutex, 8,i:   5,746,859 msg/sec
                 tbb::spin_mutex, 1,s:  37,995,122 msg/sec
                 tbb::spin_mutex, 1,i:  33,042,107 msg/sec
                 tbb::spin_mutex, 2,s:  21,071,056 msg/sec
                 tbb::spin_mutex, 2,i:  18,315,680 msg/sec
                 tbb::spin_mutex, 3,s:   8,006,225 msg/sec
                 tbb::spin_mutex, 3,i:  10,259,573 msg/sec
                 tbb::spin_mutex, 4,s:   3,090,751 msg/sec
                 tbb::spin_mutex, 4,i:   6,380,433 msg/sec
                 tbb::spin_mutex, 5,s:   5,513,356 msg/sec
                 tbb::spin_mutex, 5,i:   5,752,996 msg/sec
                 tbb::spin_mutex, 6,s:   5,342,975 msg/sec
                 tbb::spin_mutex, 6,i:   4,343,205 msg/sec
                 tbb::spin_mutex, 7,s:   4,471,208 msg/sec
                 tbb::spin_mutex, 7,i:   4,315,804 msg/sec
                 tbb::spin_mutex, 8,s:   4,237,750 msg/sec
                 tbb::spin_mutex, 8,i:   4,078,189 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,254,749 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,189,706 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,463,349 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,754,608 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,360,137 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,487,299 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,166,244 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,533,530 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,609,762 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,551,913 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,737,414 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,692,379 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,859,776 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,708,385 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,106,624 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,082,313 msg/sec
     xenium::michael_scott_queue, 1,s:   9,219,500 msg/sec
     xenium::michael_scott_queue, 1,i:   9,139,345 msg/sec
     xenium::michael_scott_queue, 2,s:   8,465,547 msg/sec
     xenium::michael_scott_queue, 2,i:   8,422,090 msg/sec
     xenium::michael_scott_queue, 3,s:   7,307,633 msg/sec
     xenium::michael_scott_queue, 3,i:   7,518,956 msg/sec
     xenium::michael_scott_queue, 4,s:   6,385,232 msg/sec
     xenium::michael_scott_queue, 4,i:   6,457,136 msg/sec
     xenium::michael_scott_queue, 5,s:   6,323,161 msg/sec
     xenium::michael_scott_queue, 5,i:   6,741,321 msg/sec
     xenium::michael_scott_queue, 6,s:   6,522,242 msg/sec
     xenium::michael_scott_queue, 6,i:   6,748,263 msg/sec
     xenium::michael_scott_queue, 7,s:   6,347,610 msg/sec
     xenium::michael_scott_queue, 7,i:   6,509,197 msg/sec
     xenium::michael_scott_queue, 8,s:   6,005,251 msg/sec
     xenium::michael_scott_queue, 8,i:   6,068,140 msg/sec
         xenium::ramalhete_queue, 1,s:  32,777,463 msg/sec
         xenium::ramalhete_queue, 1,i:  32,339,568 msg/sec
         xenium::ramalhete_queue, 2,s:  23,481,421 msg/sec
         xenium::ramalhete_queue, 2,i:  23,351,254 msg/sec
         xenium::ramalhete_queue, 3,s:  29,171,323 msg/sec
         xenium::ramalhete_queue, 3,i:  28,446,494 msg/sec
         xenium::ramalhete_queue, 4,s:  33,722,845 msg/sec
         xenium::ramalhete_queue, 4,i:  33,459,177 msg/sec
         xenium::ramalhete_queue, 5,s:  32,017,692 msg/sec
         xenium::ramalhete_queue, 5,i:  36,029,715 msg/sec
         xenium::ramalhete_queue, 6,s:  34,156,477 msg/sec
         xenium::ramalhete_queue, 6,i:  39,082,692 msg/sec
         xenium::ramalhete_queue, 7,s:  35,142,768 msg/sec
         xenium::ramalhete_queue, 7,i:  41,424,004 msg/sec
         xenium::ramalhete_queue, 8,s:  35,492,129 msg/sec
         xenium::ramalhete_queue, 8,i:  44,292,461 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,025,684 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 116,586,148 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,949,488 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,883,057 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,511,125 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,352,416 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,345,223 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,199,874 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,880,092 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,364,626 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,225,717 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,328,166 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,204,766 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,915,648 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,409,303 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,506,839 msg/sec
                     AtomicQueue, 1,s:  61,175,075 msg/sec
                     AtomicQueue, 1,i:  56,568,595 msg/sec
                     AtomicQueue, 2,s:  12,300,532 msg/sec
                     AtomicQueue, 2,i:  11,728,075 msg/sec
                     AtomicQueue, 3,s:  10,701,435 msg/sec
                     AtomicQueue, 3,i:   9,908,609 msg/sec
                     AtomicQueue, 4,s:   8,177,112 msg/sec
                     AtomicQueue, 4,i:   8,194,540 msg/sec
                     AtomicQueue, 5,s:   8,030,457 msg/sec
                     AtomicQueue, 5,i:   8,123,794 msg/sec
                     AtomicQueue, 6,s:   7,854,759 msg/sec
                     AtomicQueue, 6,i:   7,592,339 msg/sec
                     AtomicQueue, 7,s:   7,181,737 msg/sec
                     AtomicQueue, 7,i:   7,980,170 msg/sec
                     AtomicQueue, 8,s:   6,321,701 msg/sec
                     AtomicQueue, 8,i:   7,461,181 msg/sec
                    AtomicQueueB, 1,s:  45,861,003 msg/sec
                    AtomicQueueB, 1,i:  42,985,167 msg/sec
                    AtomicQueueB, 2,s:  11,787,502 msg/sec
                    AtomicQueueB, 2,i:  11,516,958 msg/sec
                    AtomicQueueB, 3,s:  11,007,311 msg/sec
                    AtomicQueueB, 3,i:  10,289,450 msg/sec
                    AtomicQueueB, 4,s:   8,079,539 msg/sec
                    AtomicQueueB, 4,i:   8,054,065 msg/sec
                    AtomicQueueB, 5,s:   7,630,356 msg/sec
                    AtomicQueueB, 5,i:   7,818,338 msg/sec
                    AtomicQueueB, 6,s:   7,463,859 msg/sec
                    AtomicQueueB, 6,i:   7,541,163 msg/sec
                    AtomicQueueB, 7,s:   6,892,454 msg/sec
                    AtomicQueueB, 7,i:   7,741,721 msg/sec
                    AtomicQueueB, 8,s:   6,232,051 msg/sec
                    AtomicQueueB, 8,i:   7,069,425 msg/sec
             OptimistAtomicQueue, 1,s: 777,980,960 msg/sec
             OptimistAtomicQueue, 1,i: 599,680,010 msg/sec
             OptimistAtomicQueue, 2,s:  32,204,977 msg/sec
             OptimistAtomicQueue, 2,i:  32,195,662 msg/sec
             OptimistAtomicQueue, 3,s:  36,625,593 msg/sec
             OptimistAtomicQueue, 3,i:  36,938,639 msg/sec
             OptimistAtomicQueue, 4,s:  39,265,464 msg/sec
             OptimistAtomicQueue, 4,i:  39,365,250 msg/sec
             OptimistAtomicQueue, 5,s:  37,774,939 msg/sec
             OptimistAtomicQueue, 5,i:  46,377,580 msg/sec
             OptimistAtomicQueue, 6,s:  41,974,800 msg/sec
             OptimistAtomicQueue, 6,i:  50,261,264 msg/sec
             OptimistAtomicQueue, 7,s:  45,081,116 msg/sec
             OptimistAtomicQueue, 7,i:  49,505,753 msg/sec
             OptimistAtomicQueue, 8,s:  46,275,318 msg/sec
             OptimistAtomicQueue, 8,i:  48,950,576 msg/sec
            OptimistAtomicQueueB, 1,s: 165,236,953 msg/sec
            OptimistAtomicQueueB, 1,i:  81,187,935 msg/sec
            OptimistAtomicQueueB, 2,s:  32,243,932 msg/sec
            OptimistAtomicQueueB, 2,i:  32,233,752 msg/sec
            OptimistAtomicQueueB, 3,s:  36,325,223 msg/sec
            OptimistAtomicQueueB, 3,i:  36,952,182 msg/sec
            OptimistAtomicQueueB, 4,s:  38,585,385 msg/sec
            OptimistAtomicQueueB, 4,i:  38,632,999 msg/sec
            OptimistAtomicQueueB, 5,s:  41,055,950 msg/sec
            OptimistAtomicQueueB, 5,i:  45,584,202 msg/sec
            OptimistAtomicQueueB, 6,s:  40,680,094 msg/sec
            OptimistAtomicQueueB, 6,i:  49,096,921 msg/sec
            OptimistAtomicQueueB, 7,s:  42,115,109 msg/sec
            OptimistAtomicQueueB, 7,i:  51,514,462 msg/sec
            OptimistAtomicQueueB, 8,s:  44,296,163 msg/sec
            OptimistAtomicQueueB, 8,i:  47,916,007 msg/sec
                    AtomicQueue2, 1,s:  23,050,608 msg/sec
                    AtomicQueue2, 1,i:  23,069,734 msg/sec
                    AtomicQueue2, 2,s:  11,926,564 msg/sec
                    AtomicQueue2, 2,i:  11,383,388 msg/sec
                    AtomicQueue2, 3,s:   9,297,673 msg/sec
                    AtomicQueue2, 3,i:   9,398,274 msg/sec
                    AtomicQueue2, 4,s:   8,022,871 msg/sec
                    AtomicQueue2, 4,i:   8,060,747 msg/sec
                    AtomicQueue2, 5,s:   7,902,076 msg/sec
                    AtomicQueue2, 5,i:   8,049,417 msg/sec
                    AtomicQueue2, 6,s:   7,720,383 msg/sec
                    AtomicQueue2, 6,i:   7,536,508 msg/sec
                    AtomicQueue2, 7,s:   7,117,619 msg/sec
                    AtomicQueue2, 7,i:   7,880,115 msg/sec
                    AtomicQueue2, 8,s:   6,401,042 msg/sec
                    AtomicQueue2, 8,i:   7,420,779 msg/sec
                   AtomicQueueB2, 1,s:  35,900,062 msg/sec
                   AtomicQueueB2, 1,i:  32,614,130 msg/sec
                   AtomicQueueB2, 2,s:  11,389,325 msg/sec
                   AtomicQueueB2, 2,i:  11,050,026 msg/sec
                   AtomicQueueB2, 3,s:   9,643,243 msg/sec
                   AtomicQueueB2, 3,i:   9,523,736 msg/sec
                   AtomicQueueB2, 4,s:   7,918,791 msg/sec
                   AtomicQueueB2, 4,i:   7,871,077 msg/sec
                   AtomicQueueB2, 5,s:   7,515,124 msg/sec
                   AtomicQueueB2, 5,i:   7,764,733 msg/sec
                   AtomicQueueB2, 6,s:   7,209,579 msg/sec
                   AtomicQueueB2, 6,i:   7,424,370 msg/sec
                   AtomicQueueB2, 7,s:   6,836,872 msg/sec
                   AtomicQueueB2, 7,i:   7,719,685 msg/sec
                   AtomicQueueB2, 8,s:   6,238,117 msg/sec
                   AtomicQueueB2, 8,i:   7,076,356 msg/sec
            OptimistAtomicQueue2, 1,s: 430,524,302 msg/sec
            OptimistAtomicQueue2, 1,i:  29,635,639 msg/sec
            OptimistAtomicQueue2, 2,s:  22,713,030 msg/sec
            OptimistAtomicQueue2, 2,i:  24,990,295 msg/sec
            OptimistAtomicQueue2, 3,s:  30,323,546 msg/sec
            OptimistAtomicQueue2, 3,i:  30,258,638 msg/sec
            OptimistAtomicQueue2, 4,s:  33,237,842 msg/sec
            OptimistAtomicQueue2, 4,i:  33,034,558 msg/sec
            OptimistAtomicQueue2, 5,s:  36,950,769 msg/sec
            OptimistAtomicQueue2, 5,i:  40,326,493 msg/sec
            OptimistAtomicQueue2, 6,s:  40,408,672 msg/sec
            OptimistAtomicQueue2, 6,i:  49,197,914 msg/sec
            OptimistAtomicQueue2, 7,s:  42,689,049 msg/sec
            OptimistAtomicQueue2, 7,i:  48,085,728 msg/sec
            OptimistAtomicQueue2, 8,s:  44,138,770 msg/sec
            OptimistAtomicQueue2, 8,i:  48,912,905 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,045,148 msg/sec
           OptimistAtomicQueueB2, 1,i:  54,506,184 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,312,136 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,210,217 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,726,210 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,055,566 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,451,151 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,810,347 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,534,119 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,830,273 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,504,299 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,459,620 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,725,085 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,286,987 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,400,805 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,273,498 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000142 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000235 sec/round-trip
                pthread_spinlock: 0.000000282 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000217 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[48] 418m:1s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,302,681 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,108,902 msg/sec
          boost::lockfree::queue, 1,s:   6,824,496 msg/sec
          boost::lockfree::queue, 1,i:   6,936,945 msg/sec
          boost::lockfree::queue, 2,s:   7,624,749 msg/sec
          boost::lockfree::queue, 2,i:   7,427,531 msg/sec
          boost::lockfree::queue, 3,s:   7,428,160 msg/sec
          boost::lockfree::queue, 3,i:   7,492,682 msg/sec
          boost::lockfree::queue, 4,s:   6,417,550 msg/sec
          boost::lockfree::queue, 4,i:   6,747,545 msg/sec
          boost::lockfree::queue, 5,s:   6,459,246 msg/sec
          boost::lockfree::queue, 5,i:   6,422,596 msg/sec
          boost::lockfree::queue, 6,s:   5,971,047 msg/sec
          boost::lockfree::queue, 6,i:   6,116,308 msg/sec
          boost::lockfree::queue, 7,s:   6,064,742 msg/sec
          boost::lockfree::queue, 7,i:   6,039,083 msg/sec
          boost::lockfree::queue, 8,s:   5,405,200 msg/sec
          boost::lockfree::queue, 8,i:   5,681,417 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 509,408,715 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 509,750,377 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,551,941 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,352,710 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,359,091 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,495,633 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,035,645 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,997,903 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,113,346 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,963,944 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,387,526 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,221,520 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,488,845 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,204,662 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  46,668,358 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,068,257 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,286,231 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  36,408,300 msg/sec
                pthread_spinlock, 1,s:  29,057,476 msg/sec
                pthread_spinlock, 1,i:  29,031,917 msg/sec
                pthread_spinlock, 2,s:  15,596,187 msg/sec
                pthread_spinlock, 2,i:  16,946,289 msg/sec
                pthread_spinlock, 3,s:   8,285,458 msg/sec
                pthread_spinlock, 3,i:  12,108,765 msg/sec
                pthread_spinlock, 4,s:   6,509,344 msg/sec
                pthread_spinlock, 4,i:   9,231,405 msg/sec
                pthread_spinlock, 5,s:   8,644,819 msg/sec
                pthread_spinlock, 5,i:   9,326,425 msg/sec
                pthread_spinlock, 6,s:   8,330,993 msg/sec
                pthread_spinlock, 6,i:   8,922,133 msg/sec
                pthread_spinlock, 7,s:   7,691,058 msg/sec
                pthread_spinlock, 7,i:   7,928,659 msg/sec
                pthread_spinlock, 8,s:   6,649,389 msg/sec
                pthread_spinlock, 8,i:   6,847,779 msg/sec
                      std::mutex, 1,s:   7,196,066 msg/sec
                      std::mutex, 1,i:   7,098,283 msg/sec
                      std::mutex, 2,s:   5,306,889 msg/sec
                      std::mutex, 2,i:   6,141,432 msg/sec
                      std::mutex, 3,s:   6,094,694 msg/sec
                      std::mutex, 3,i:   6,191,796 msg/sec
                      std::mutex, 4,s:   6,138,395 msg/sec
                      std::mutex, 4,i:   6,216,453 msg/sec
                      std::mutex, 5,s:   6,054,883 msg/sec
                      std::mutex, 5,i:   6,190,052 msg/sec
                      std::mutex, 6,s:   6,015,908 msg/sec
                      std::mutex, 6,i:   6,063,210 msg/sec
                      std::mutex, 7,s:   5,847,296 msg/sec
                      std::mutex, 7,i:   5,885,193 msg/sec
                      std::mutex, 8,s:   5,709,927 msg/sec
                      std::mutex, 8,i:   5,661,942 msg/sec
                 tbb::spin_mutex, 1,s:  38,098,049 msg/sec
                 tbb::spin_mutex, 1,i:  37,668,101 msg/sec
                 tbb::spin_mutex, 2,s:  21,222,124 msg/sec
                 tbb::spin_mutex, 2,i:  20,784,247 msg/sec
                 tbb::spin_mutex, 3,s:   8,223,050 msg/sec
                 tbb::spin_mutex, 3,i:  11,154,748 msg/sec
                 tbb::spin_mutex, 4,s:   3,071,339 msg/sec
                 tbb::spin_mutex, 4,i:   6,205,320 msg/sec
                 tbb::spin_mutex, 5,s:   5,424,133 msg/sec
                 tbb::spin_mutex, 5,i:   5,730,982 msg/sec
                 tbb::spin_mutex, 6,s:   5,373,358 msg/sec
                 tbb::spin_mutex, 6,i:   4,334,748 msg/sec
                 tbb::spin_mutex, 7,s:   4,489,666 msg/sec
                 tbb::spin_mutex, 7,i:   4,357,849 msg/sec
                 tbb::spin_mutex, 8,s:   4,224,273 msg/sec
                 tbb::spin_mutex, 8,i:   4,152,536 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,740,659 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,695,105 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,712,667 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,077,068 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,323,977 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,934,761 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,432,377 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,338,650 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,645,852 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,831,028 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,096,506 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,900,116 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,895,217 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,951,309 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,994,940 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,087,862 msg/sec
     xenium::michael_scott_queue, 1,s:   9,197,773 msg/sec
     xenium::michael_scott_queue, 1,i:   9,298,862 msg/sec
     xenium::michael_scott_queue, 2,s:   8,449,618 msg/sec
     xenium::michael_scott_queue, 2,i:   8,501,696 msg/sec
     xenium::michael_scott_queue, 3,s:   7,107,067 msg/sec
     xenium::michael_scott_queue, 3,i:   7,547,871 msg/sec
     xenium::michael_scott_queue, 4,s:   6,332,763 msg/sec
     xenium::michael_scott_queue, 4,i:   6,344,288 msg/sec
     xenium::michael_scott_queue, 5,s:   6,330,213 msg/sec
     xenium::michael_scott_queue, 5,i:   6,725,730 msg/sec
     xenium::michael_scott_queue, 6,s:   6,511,346 msg/sec
     xenium::michael_scott_queue, 6,i:   6,731,295 msg/sec
     xenium::michael_scott_queue, 7,s:   6,308,214 msg/sec
     xenium::michael_scott_queue, 7,i:   6,522,317 msg/sec
     xenium::michael_scott_queue, 8,s:   5,967,274 msg/sec
     xenium::michael_scott_queue, 8,i:   6,132,473 msg/sec
         xenium::ramalhete_queue, 1,s:  32,283,727 msg/sec
         xenium::ramalhete_queue, 1,i:  32,194,470 msg/sec
         xenium::ramalhete_queue, 2,s:  23,494,341 msg/sec
         xenium::ramalhete_queue, 2,i:  23,338,254 msg/sec
         xenium::ramalhete_queue, 3,s:  29,141,463 msg/sec
         xenium::ramalhete_queue, 3,i:  28,469,419 msg/sec
         xenium::ramalhete_queue, 4,s:  33,706,391 msg/sec
         xenium::ramalhete_queue, 4,i:  33,497,556 msg/sec
         xenium::ramalhete_queue, 5,s:  32,178,664 msg/sec
         xenium::ramalhete_queue, 5,i:  35,853,785 msg/sec
         xenium::ramalhete_queue, 6,s:  33,921,971 msg/sec
         xenium::ramalhete_queue, 6,i:  39,293,261 msg/sec
         xenium::ramalhete_queue, 7,s:  35,119,480 msg/sec
         xenium::ramalhete_queue, 7,i:  41,090,826 msg/sec
         xenium::ramalhete_queue, 8,s:  35,528,480 msg/sec
         xenium::ramalhete_queue, 8,i:  44,562,442 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,848,431 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,751,601 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,739,852 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,425,245 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,631,760 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,440,005 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,650,240 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,216,382 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,124,206 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,282,132 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,026,715 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,226,434 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,270,602 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,391,929 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,396,143 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,580,166 msg/sec
                     AtomicQueue, 1,s:  58,358,154 msg/sec
                     AtomicQueue, 1,i:  56,845,066 msg/sec
                     AtomicQueue, 2,s:  12,352,940 msg/sec
                     AtomicQueue, 2,i:  11,730,648 msg/sec
                     AtomicQueue, 3,s:  10,686,869 msg/sec
                     AtomicQueue, 3,i:  10,048,406 msg/sec
                     AtomicQueue, 4,s:   8,181,236 msg/sec
                     AtomicQueue, 4,i:   8,188,292 msg/sec
                     AtomicQueue, 5,s:   8,030,827 msg/sec
                     AtomicQueue, 5,i:   8,079,076 msg/sec
                     AtomicQueue, 6,s:   7,900,074 msg/sec
                     AtomicQueue, 6,i:   7,604,689 msg/sec
                     AtomicQueue, 7,s:   7,128,162 msg/sec
                     AtomicQueue, 7,i:   7,976,613 msg/sec
                     AtomicQueue, 8,s:   6,343,477 msg/sec
                     AtomicQueue, 8,i:   7,435,704 msg/sec
                    AtomicQueueB, 1,s:  44,063,967 msg/sec
                    AtomicQueueB, 1,i:  43,019,611 msg/sec
                    AtomicQueueB, 2,s:  11,859,216 msg/sec
                    AtomicQueueB, 2,i:  11,473,624 msg/sec
                    AtomicQueueB, 3,s:  11,088,441 msg/sec
                    AtomicQueueB, 3,i:  10,119,871 msg/sec
                    AtomicQueueB, 4,s:   8,074,532 msg/sec
                    AtomicQueueB, 4,i:   8,107,598 msg/sec
                    AtomicQueueB, 5,s:   7,680,578 msg/sec
                    AtomicQueueB, 5,i:   7,844,395 msg/sec
                    AtomicQueueB, 6,s:   7,273,419 msg/sec
                    AtomicQueueB, 6,i:   7,533,482 msg/sec
                    AtomicQueueB, 7,s:   6,772,214 msg/sec
                    AtomicQueueB, 7,i:   7,701,033 msg/sec
                    AtomicQueueB, 8,s:   6,214,606 msg/sec
                    AtomicQueueB, 8,i:   7,102,836 msg/sec
             OptimistAtomicQueue, 1,s: 759,743,472 msg/sec
             OptimistAtomicQueue, 1,i: 517,213,512 msg/sec
             OptimistAtomicQueue, 2,s:  32,620,488 msg/sec
             OptimistAtomicQueue, 2,i:  32,724,185 msg/sec
             OptimistAtomicQueue, 3,s:  36,624,256 msg/sec
             OptimistAtomicQueue, 3,i:  37,377,817 msg/sec
             OptimistAtomicQueue, 4,s:  39,271,131 msg/sec
             OptimistAtomicQueue, 4,i:  39,405,164 msg/sec
             OptimistAtomicQueue, 5,s:  42,513,603 msg/sec
             OptimistAtomicQueue, 5,i:  46,356,120 msg/sec
             OptimistAtomicQueue, 6,s:  42,556,022 msg/sec
             OptimistAtomicQueue, 6,i:  50,459,949 msg/sec
             OptimistAtomicQueue, 7,s:  44,238,334 msg/sec
             OptimistAtomicQueue, 7,i:  52,860,534 msg/sec
             OptimistAtomicQueue, 8,s:  46,274,379 msg/sec
             OptimistAtomicQueue, 8,i:  49,797,916 msg/sec
            OptimistAtomicQueueB, 1,s: 146,400,436 msg/sec
            OptimistAtomicQueueB, 1,i:  76,382,619 msg/sec
            OptimistAtomicQueueB, 2,s:  32,224,406 msg/sec
            OptimistAtomicQueueB, 2,i:  31,905,556 msg/sec
            OptimistAtomicQueueB, 3,s:  36,251,246 msg/sec
            OptimistAtomicQueueB, 3,i:  36,908,385 msg/sec
            OptimistAtomicQueueB, 4,s:  38,685,196 msg/sec
            OptimistAtomicQueueB, 4,i:  38,622,945 msg/sec
            OptimistAtomicQueueB, 5,s:  41,065,501 msg/sec
            OptimistAtomicQueueB, 5,i:  45,364,461 msg/sec
            OptimistAtomicQueueB, 6,s:  41,477,273 msg/sec
            OptimistAtomicQueueB, 6,i:  49,173,968 msg/sec
            OptimistAtomicQueueB, 7,s:  41,755,815 msg/sec
            OptimistAtomicQueueB, 7,i:  48,218,572 msg/sec
            OptimistAtomicQueueB, 8,s:  44,624,791 msg/sec
            OptimistAtomicQueueB, 8,i:  47,979,396 msg/sec
                    AtomicQueue2, 1,s:  22,944,310 msg/sec
                    AtomicQueue2, 1,i:  22,893,083 msg/sec
                    AtomicQueue2, 2,s:  12,073,450 msg/sec
                    AtomicQueue2, 2,i:  11,435,014 msg/sec
                    AtomicQueue2, 3,s:   9,433,048 msg/sec
                    AtomicQueue2, 3,i:   9,623,498 msg/sec
                    AtomicQueue2, 4,s:   8,027,376 msg/sec
                    AtomicQueue2, 4,i:   8,060,025 msg/sec
                    AtomicQueue2, 5,s:   7,928,285 msg/sec
                    AtomicQueue2, 5,i:   8,036,085 msg/sec
                    AtomicQueue2, 6,s:   7,854,735 msg/sec
                    AtomicQueue2, 6,i:   7,533,052 msg/sec
                    AtomicQueue2, 7,s:   7,168,388 msg/sec
                    AtomicQueue2, 7,i:   7,871,830 msg/sec
                    AtomicQueue2, 8,s:   6,392,713 msg/sec
                    AtomicQueue2, 8,i:   7,366,830 msg/sec
                   AtomicQueueB2, 1,s:  36,009,486 msg/sec
                   AtomicQueueB2, 1,i:  34,806,394 msg/sec
                   AtomicQueueB2, 2,s:  11,389,719 msg/sec
                   AtomicQueueB2, 2,i:  11,123,556 msg/sec
                   AtomicQueueB2, 3,s:   9,641,511 msg/sec
                   AtomicQueueB2, 3,i:   9,570,668 msg/sec
                   AtomicQueueB2, 4,s:   7,983,095 msg/sec
                   AtomicQueueB2, 4,i:   7,827,709 msg/sec
                   AtomicQueueB2, 5,s:   7,367,556 msg/sec
                   AtomicQueueB2, 5,i:   7,709,373 msg/sec
                   AtomicQueueB2, 6,s:   7,313,427 msg/sec
                   AtomicQueueB2, 6,i:   7,439,659 msg/sec
                   AtomicQueueB2, 7,s:   6,910,439 msg/sec
                   AtomicQueueB2, 7,i:   7,717,493 msg/sec
                   AtomicQueueB2, 8,s:   6,273,754 msg/sec
                   AtomicQueueB2, 8,i:   7,076,859 msg/sec
            OptimistAtomicQueue2, 1,s: 504,096,858 msg/sec
            OptimistAtomicQueue2, 1,i:  29,449,906 msg/sec
            OptimistAtomicQueue2, 2,s:  24,258,392 msg/sec
            OptimistAtomicQueue2, 2,i:  24,252,537 msg/sec
            OptimistAtomicQueue2, 3,s:  30,474,050 msg/sec
            OptimistAtomicQueue2, 3,i:  29,937,200 msg/sec
            OptimistAtomicQueue2, 4,s:  33,160,874 msg/sec
            OptimistAtomicQueue2, 4,i:  33,400,023 msg/sec
            OptimistAtomicQueue2, 5,s:  37,064,088 msg/sec
            OptimistAtomicQueue2, 5,i:  40,776,216 msg/sec
            OptimistAtomicQueue2, 6,s:  40,074,137 msg/sec
            OptimistAtomicQueue2, 6,i:  49,148,258 msg/sec
            OptimistAtomicQueue2, 7,s:  43,035,110 msg/sec
            OptimistAtomicQueue2, 7,i:  48,100,540 msg/sec
            OptimistAtomicQueue2, 8,s:  43,931,615 msg/sec
            OptimistAtomicQueue2, 8,i:  48,857,565 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,347,344 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,929,960 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,193,847 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,201,411 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,597,904 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,788,817 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,309,090 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,847,727 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,369,742 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,124,901 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,688,015 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,183,676 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,717,943 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,526,933 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,197,017 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,851,526 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000291 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000160 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[49] 416m:42s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,433,442 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,370,934 msg/sec
          boost::lockfree::queue, 1,s:   6,833,343 msg/sec
          boost::lockfree::queue, 1,i:   6,854,471 msg/sec
          boost::lockfree::queue, 2,s:   7,633,607 msg/sec
          boost::lockfree::queue, 2,i:   7,474,943 msg/sec
          boost::lockfree::queue, 3,s:   7,384,706 msg/sec
          boost::lockfree::queue, 3,i:   7,570,813 msg/sec
          boost::lockfree::queue, 4,s:   6,421,993 msg/sec
          boost::lockfree::queue, 4,i:   6,797,072 msg/sec
          boost::lockfree::queue, 5,s:   6,411,160 msg/sec
          boost::lockfree::queue, 5,i:   6,446,006 msg/sec
          boost::lockfree::queue, 6,s:   5,990,147 msg/sec
          boost::lockfree::queue, 6,i:   6,133,875 msg/sec
          boost::lockfree::queue, 7,s:   5,890,218 msg/sec
          boost::lockfree::queue, 7,i:   6,066,784 msg/sec
          boost::lockfree::queue, 8,s:   5,446,351 msg/sec
          boost::lockfree::queue, 8,i:   5,631,090 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 463,542,820 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 456,010,647 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,125,961 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,680,468 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,981,089 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,812,551 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,299,329 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,094,818 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,278,551 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,309,217 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,413,661 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,212,552 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,489,599 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,371,760 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  47,113,718 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,908,599 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,396,485 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,666,720 msg/sec
                pthread_spinlock, 1,s:  29,038,478 msg/sec
                pthread_spinlock, 1,i:  25,308,652 msg/sec
                pthread_spinlock, 2,s:  15,975,310 msg/sec
                pthread_spinlock, 2,i:  18,207,244 msg/sec
                pthread_spinlock, 3,s:   8,340,805 msg/sec
                pthread_spinlock, 3,i:  12,061,250 msg/sec
                pthread_spinlock, 4,s:   6,509,132 msg/sec
                pthread_spinlock, 4,i:   8,878,428 msg/sec
                pthread_spinlock, 5,s:   8,779,496 msg/sec
                pthread_spinlock, 5,i:  10,383,715 msg/sec
                pthread_spinlock, 6,s:   8,377,687 msg/sec
                pthread_spinlock, 6,i:   8,407,037 msg/sec
                pthread_spinlock, 7,s:   7,549,931 msg/sec
                pthread_spinlock, 7,i:   7,948,698 msg/sec
                pthread_spinlock, 8,s:   6,846,497 msg/sec
                pthread_spinlock, 8,i:   7,269,657 msg/sec
                      std::mutex, 1,s:   7,740,717 msg/sec
                      std::mutex, 1,i:   7,341,723 msg/sec
                      std::mutex, 2,s:   5,255,054 msg/sec
                      std::mutex, 2,i:   6,153,324 msg/sec
                      std::mutex, 3,s:   6,079,048 msg/sec
                      std::mutex, 3,i:   5,730,932 msg/sec
                      std::mutex, 4,s:   5,296,860 msg/sec
                      std::mutex, 4,i:   6,368,200 msg/sec
                      std::mutex, 5,s:   6,109,133 msg/sec
                      std::mutex, 5,i:   6,218,143 msg/sec
                      std::mutex, 6,s:   6,061,855 msg/sec
                      std::mutex, 6,i:   6,045,081 msg/sec
                      std::mutex, 7,s:   5,878,879 msg/sec
                      std::mutex, 7,i:   5,932,777 msg/sec
                      std::mutex, 8,s:   5,781,880 msg/sec
                      std::mutex, 8,i:   5,766,775 msg/sec
                 tbb::spin_mutex, 1,s:  37,758,023 msg/sec
                 tbb::spin_mutex, 1,i:  32,866,039 msg/sec
                 tbb::spin_mutex, 2,s:  21,067,219 msg/sec
                 tbb::spin_mutex, 2,i:  18,272,136 msg/sec
                 tbb::spin_mutex, 3,s:   8,105,990 msg/sec
                 tbb::spin_mutex, 3,i:  10,201,755 msg/sec
                 tbb::spin_mutex, 4,s:   3,020,164 msg/sec
                 tbb::spin_mutex, 4,i:   6,199,825 msg/sec
                 tbb::spin_mutex, 5,s:   5,171,952 msg/sec
                 tbb::spin_mutex, 5,i:   5,795,646 msg/sec
                 tbb::spin_mutex, 6,s:   5,283,708 msg/sec
                 tbb::spin_mutex, 6,i:   4,415,994 msg/sec
                 tbb::spin_mutex, 7,s:   4,862,244 msg/sec
                 tbb::spin_mutex, 7,i:   4,313,987 msg/sec
                 tbb::spin_mutex, 8,s:   4,246,079 msg/sec
                 tbb::spin_mutex, 8,i:   4,091,858 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,354,210 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,285,854 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,743,631 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,044,447 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,570,615 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,876,803 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,991,362 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,338,976 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,517,131 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,649,318 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,783,449 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,745,928 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,924,589 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,138,088 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,907,487 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,491,032 msg/sec
     xenium::michael_scott_queue, 1,s:   9,181,274 msg/sec
     xenium::michael_scott_queue, 1,i:   9,454,017 msg/sec
     xenium::michael_scott_queue, 2,s:   8,633,145 msg/sec
     xenium::michael_scott_queue, 2,i:   8,562,913 msg/sec
     xenium::michael_scott_queue, 3,s:   7,363,810 msg/sec
     xenium::michael_scott_queue, 3,i:   7,550,893 msg/sec
     xenium::michael_scott_queue, 4,s:   6,306,104 msg/sec
     xenium::michael_scott_queue, 4,i:   6,361,605 msg/sec
     xenium::michael_scott_queue, 5,s:   6,315,881 msg/sec
     xenium::michael_scott_queue, 5,i:   6,601,896 msg/sec
     xenium::michael_scott_queue, 6,s:   6,492,745 msg/sec
     xenium::michael_scott_queue, 6,i:   6,853,725 msg/sec
     xenium::michael_scott_queue, 7,s:   6,343,669 msg/sec
     xenium::michael_scott_queue, 7,i:   6,420,217 msg/sec
     xenium::michael_scott_queue, 8,s:   5,951,392 msg/sec
     xenium::michael_scott_queue, 8,i:   6,132,927 msg/sec
         xenium::ramalhete_queue, 1,s:  32,855,641 msg/sec
         xenium::ramalhete_queue, 1,i:  32,615,162 msg/sec
         xenium::ramalhete_queue, 2,s:  23,497,026 msg/sec
         xenium::ramalhete_queue, 2,i:  23,385,308 msg/sec
         xenium::ramalhete_queue, 3,s:  29,207,479 msg/sec
         xenium::ramalhete_queue, 3,i:  28,458,020 msg/sec
         xenium::ramalhete_queue, 4,s:  33,802,234 msg/sec
         xenium::ramalhete_queue, 4,i:  33,492,036 msg/sec
         xenium::ramalhete_queue, 5,s:  31,961,310 msg/sec
         xenium::ramalhete_queue, 5,i:  36,141,510 msg/sec
         xenium::ramalhete_queue, 6,s:  33,989,152 msg/sec
         xenium::ramalhete_queue, 6,i:  38,776,165 msg/sec
         xenium::ramalhete_queue, 7,s:  35,258,268 msg/sec
         xenium::ramalhete_queue, 7,i:  40,948,626 msg/sec
         xenium::ramalhete_queue, 8,s:  35,422,545 msg/sec
         xenium::ramalhete_queue, 8,i:  43,982,945 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,028,832 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 114,125,543 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,716,231 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,438,839 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,584,957 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,446,123 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,543,367 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,451,392 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,880,509 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,334,954 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,025,082 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,525,158 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,259,811 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,152,568 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,377,834 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,224,648 msg/sec
                     AtomicQueue, 1,s:  62,208,663 msg/sec
                     AtomicQueue, 1,i:  56,889,407 msg/sec
                     AtomicQueue, 2,s:  12,308,226 msg/sec
                     AtomicQueue, 2,i:  11,718,030 msg/sec
                     AtomicQueue, 3,s:  10,767,123 msg/sec
                     AtomicQueue, 3,i:   9,975,190 msg/sec
                     AtomicQueue, 4,s:   8,221,944 msg/sec
                     AtomicQueue, 4,i:   8,208,458 msg/sec
                     AtomicQueue, 5,s:   8,019,314 msg/sec
                     AtomicQueue, 5,i:   8,087,932 msg/sec
                     AtomicQueue, 6,s:   7,857,704 msg/sec
                     AtomicQueue, 6,i:   7,601,067 msg/sec
                     AtomicQueue, 7,s:   7,183,815 msg/sec
                     AtomicQueue, 7,i:   7,967,054 msg/sec
                     AtomicQueue, 8,s:   6,337,005 msg/sec
                     AtomicQueue, 8,i:   7,435,289 msg/sec
                    AtomicQueueB, 1,s:  45,553,004 msg/sec
                    AtomicQueueB, 1,i:  45,087,384 msg/sec
                    AtomicQueueB, 2,s:  11,861,356 msg/sec
                    AtomicQueueB, 2,i:  11,471,384 msg/sec
                    AtomicQueueB, 3,s:  10,964,425 msg/sec
                    AtomicQueueB, 3,i:  10,172,549 msg/sec
                    AtomicQueueB, 4,s:   8,075,064 msg/sec
                    AtomicQueueB, 4,i:   8,054,960 msg/sec
                    AtomicQueueB, 5,s:   7,551,645 msg/sec
                    AtomicQueueB, 5,i:   7,837,346 msg/sec
                    AtomicQueueB, 6,s:   7,316,205 msg/sec
                    AtomicQueueB, 6,i:   7,531,127 msg/sec
                    AtomicQueueB, 7,s:   6,890,753 msg/sec
                    AtomicQueueB, 7,i:   7,772,966 msg/sec
                    AtomicQueueB, 8,s:   6,205,147 msg/sec
                    AtomicQueueB, 8,i:   7,185,737 msg/sec
             OptimistAtomicQueue, 1,s: 719,704,575 msg/sec
             OptimistAtomicQueue, 1,i: 673,002,763 msg/sec
             OptimistAtomicQueue, 2,s:  32,156,138 msg/sec
             OptimistAtomicQueue, 2,i:  32,604,704 msg/sec
             OptimistAtomicQueue, 3,s:  36,649,925 msg/sec
             OptimistAtomicQueue, 3,i:  37,337,621 msg/sec
             OptimistAtomicQueue, 4,s:  39,265,328 msg/sec
             OptimistAtomicQueue, 4,i:  39,375,420 msg/sec
             OptimistAtomicQueue, 5,s:  42,668,047 msg/sec
             OptimistAtomicQueue, 5,i:  46,367,849 msg/sec
             OptimistAtomicQueue, 6,s:  42,049,102 msg/sec
             OptimistAtomicQueue, 6,i:  50,320,876 msg/sec
             OptimistAtomicQueue, 7,s:  44,143,857 msg/sec
             OptimistAtomicQueue, 7,i:  52,041,652 msg/sec
             OptimistAtomicQueue, 8,s:  46,388,364 msg/sec
             OptimistAtomicQueue, 8,i:  49,281,912 msg/sec
            OptimistAtomicQueueB, 1,s: 137,932,746 msg/sec
            OptimistAtomicQueueB, 1,i:  76,699,124 msg/sec
            OptimistAtomicQueueB, 2,s:  32,235,873 msg/sec
            OptimistAtomicQueueB, 2,i:  31,625,264 msg/sec
            OptimistAtomicQueueB, 3,s:  36,286,370 msg/sec
            OptimistAtomicQueueB, 3,i:  36,960,117 msg/sec
            OptimistAtomicQueueB, 4,s:  38,658,607 msg/sec
            OptimistAtomicQueueB, 4,i:  38,599,970 msg/sec
            OptimistAtomicQueueB, 5,s:  40,892,448 msg/sec
            OptimistAtomicQueueB, 5,i:  46,227,282 msg/sec
            OptimistAtomicQueueB, 6,s:  40,845,343 msg/sec
            OptimistAtomicQueueB, 6,i:  49,012,248 msg/sec
            OptimistAtomicQueueB, 7,s:  42,872,678 msg/sec
            OptimistAtomicQueueB, 7,i:  47,847,556 msg/sec
            OptimistAtomicQueueB, 8,s:  44,561,864 msg/sec
            OptimistAtomicQueueB, 8,i:  47,706,548 msg/sec
                    AtomicQueue2, 1,s:  23,104,400 msg/sec
                    AtomicQueue2, 1,i:  23,089,494 msg/sec
                    AtomicQueue2, 2,s:  11,709,355 msg/sec
                    AtomicQueue2, 2,i:  11,386,176 msg/sec
                    AtomicQueue2, 3,s:   9,942,702 msg/sec
                    AtomicQueue2, 3,i:   9,458,950 msg/sec
                    AtomicQueue2, 4,s:   8,009,843 msg/sec
                    AtomicQueue2, 4,i:   8,079,798 msg/sec
                    AtomicQueue2, 5,s:   7,932,216 msg/sec
                    AtomicQueue2, 5,i:   8,021,148 msg/sec
                    AtomicQueue2, 6,s:   7,827,509 msg/sec
                    AtomicQueue2, 6,i:   7,539,630 msg/sec
                    AtomicQueue2, 7,s:   7,145,983 msg/sec
                    AtomicQueue2, 7,i:   7,903,573 msg/sec
                    AtomicQueue2, 8,s:   6,361,445 msg/sec
                    AtomicQueue2, 8,i:   7,297,298 msg/sec
                   AtomicQueueB2, 1,s:  36,285,588 msg/sec
                   AtomicQueueB2, 1,i:  32,638,854 msg/sec
                   AtomicQueueB2, 2,s:  11,394,022 msg/sec
                   AtomicQueueB2, 2,i:  11,095,744 msg/sec
                   AtomicQueueB2, 3,s:   9,603,397 msg/sec
                   AtomicQueueB2, 3,i:   9,529,689 msg/sec
                   AtomicQueueB2, 4,s:   8,023,468 msg/sec
                   AtomicQueueB2, 4,i:   7,804,142 msg/sec
                   AtomicQueueB2, 5,s:   7,504,223 msg/sec
                   AtomicQueueB2, 5,i:   7,590,819 msg/sec
                   AtomicQueueB2, 6,s:   7,255,529 msg/sec
                   AtomicQueueB2, 6,i:   7,455,112 msg/sec
                   AtomicQueueB2, 7,s:   6,873,414 msg/sec
                   AtomicQueueB2, 7,i:   7,700,403 msg/sec
                   AtomicQueueB2, 8,s:   6,304,534 msg/sec
                   AtomicQueueB2, 8,i:   7,096,489 msg/sec
            OptimistAtomicQueue2, 1,s: 433,541,360 msg/sec
            OptimistAtomicQueue2, 1,i: 460,477,874 msg/sec
            OptimistAtomicQueue2, 2,s:  24,272,286 msg/sec
            OptimistAtomicQueue2, 2,i:  24,010,249 msg/sec
            OptimistAtomicQueue2, 3,s:  30,311,339 msg/sec
            OptimistAtomicQueue2, 3,i:  29,948,484 msg/sec
            OptimistAtomicQueue2, 4,s:  36,129,498 msg/sec
            OptimistAtomicQueue2, 4,i:  33,087,694 msg/sec
            OptimistAtomicQueue2, 5,s:  36,943,523 msg/sec
            OptimistAtomicQueue2, 5,i:  40,369,863 msg/sec
            OptimistAtomicQueue2, 6,s:  39,974,772 msg/sec
            OptimistAtomicQueue2, 6,i:  49,099,569 msg/sec
            OptimistAtomicQueue2, 7,s:  43,139,916 msg/sec
            OptimistAtomicQueue2, 7,i:  51,546,283 msg/sec
            OptimistAtomicQueue2, 8,s:  44,465,170 msg/sec
            OptimistAtomicQueue2, 8,i:  48,590,838 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,676,742 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,896,387 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,734,001 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,459,404 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,705,942 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,178,048 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,202,298 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,047,326 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,652,275 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,093,447 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,322,680 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,433,595 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,784,403 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,280,497 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,477,044 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,727,064 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000120 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000456 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[50] 415m:23s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,882,011 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,953,446 msg/sec
          boost::lockfree::queue, 1,s:   6,905,388 msg/sec
          boost::lockfree::queue, 1,i:   7,018,667 msg/sec
          boost::lockfree::queue, 2,s:   7,695,002 msg/sec
          boost::lockfree::queue, 2,i:   7,531,797 msg/sec
          boost::lockfree::queue, 3,s:   7,384,977 msg/sec
          boost::lockfree::queue, 3,i:   7,533,416 msg/sec
          boost::lockfree::queue, 4,s:   6,429,933 msg/sec
          boost::lockfree::queue, 4,i:   6,762,926 msg/sec
          boost::lockfree::queue, 5,s:   6,412,123 msg/sec
          boost::lockfree::queue, 5,i:   6,458,856 msg/sec
          boost::lockfree::queue, 6,s:   5,958,041 msg/sec
          boost::lockfree::queue, 6,i:   6,089,395 msg/sec
          boost::lockfree::queue, 7,s:   5,899,288 msg/sec
          boost::lockfree::queue, 7,i:   5,899,024 msg/sec
          boost::lockfree::queue, 8,s:   5,438,603 msg/sec
          boost::lockfree::queue, 8,i:   5,595,202 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 444,602,574 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  47,072,701 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,891,229 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,151,339 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,138,640 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,039,772 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,128,169 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,577,835 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,551,130 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,795,450 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,179,529 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,628,362 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,196,163 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,860,896 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,899,550 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,540,561 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,234,626 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,389,434 msg/sec
                pthread_spinlock, 1,s:  28,887,148 msg/sec
                pthread_spinlock, 1,i:  25,598,824 msg/sec
                pthread_spinlock, 2,s:  15,570,602 msg/sec
                pthread_spinlock, 2,i:  16,943,198 msg/sec
                pthread_spinlock, 3,s:   8,339,166 msg/sec
                pthread_spinlock, 3,i:  12,125,819 msg/sec
                pthread_spinlock, 4,s:   6,521,187 msg/sec
                pthread_spinlock, 4,i:   8,898,861 msg/sec
                pthread_spinlock, 5,s:   8,684,444 msg/sec
                pthread_spinlock, 5,i:   9,191,814 msg/sec
                pthread_spinlock, 6,s:   8,284,393 msg/sec
                pthread_spinlock, 6,i:   8,868,283 msg/sec
                pthread_spinlock, 7,s:   7,598,307 msg/sec
                pthread_spinlock, 7,i:   7,786,048 msg/sec
                pthread_spinlock, 8,s:   6,724,274 msg/sec
                pthread_spinlock, 8,i:   6,847,648 msg/sec
                      std::mutex, 1,s:   6,658,803 msg/sec
                      std::mutex, 1,i:   7,236,849 msg/sec
                      std::mutex, 2,s:   6,013,039 msg/sec
                      std::mutex, 2,i:   6,165,838 msg/sec
                      std::mutex, 3,s:   6,203,397 msg/sec
                      std::mutex, 3,i:   6,308,351 msg/sec
                      std::mutex, 4,s:   6,393,885 msg/sec
                      std::mutex, 4,i:   6,380,632 msg/sec
                      std::mutex, 5,s:   6,195,557 msg/sec
                      std::mutex, 5,i:   5,978,692 msg/sec
                      std::mutex, 6,s:   6,132,551 msg/sec
                      std::mutex, 6,i:   6,188,357 msg/sec
                      std::mutex, 7,s:   5,945,390 msg/sec
                      std::mutex, 7,i:   5,953,021 msg/sec
                      std::mutex, 8,s:   5,753,629 msg/sec
                      std::mutex, 8,i:   5,805,944 msg/sec
                 tbb::spin_mutex, 1,s:  37,942,572 msg/sec
                 tbb::spin_mutex, 1,i:  33,071,087 msg/sec
                 tbb::spin_mutex, 2,s:  21,117,668 msg/sec
                 tbb::spin_mutex, 2,i:  18,505,863 msg/sec
                 tbb::spin_mutex, 3,s:   7,390,030 msg/sec
                 tbb::spin_mutex, 3,i:  11,012,744 msg/sec
                 tbb::spin_mutex, 4,s:   3,203,707 msg/sec
                 tbb::spin_mutex, 4,i:   6,384,508 msg/sec
                 tbb::spin_mutex, 5,s:   5,472,884 msg/sec
                 tbb::spin_mutex, 5,i:   5,821,209 msg/sec
                 tbb::spin_mutex, 6,s:   5,397,131 msg/sec
                 tbb::spin_mutex, 6,i:   4,425,671 msg/sec
                 tbb::spin_mutex, 7,s:   4,889,672 msg/sec
                 tbb::spin_mutex, 7,i:   4,341,646 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,132 msg/sec
                 tbb::spin_mutex, 8,i:   4,209,860 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,734,292 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,308,370 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,169,856 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,494,156 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,457,681 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,501,871 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,550,170 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,586,638 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,890,354 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,608,767 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,931,997 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,664,909 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,897,693 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,826,590 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,790,494 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,486,306 msg/sec
     xenium::michael_scott_queue, 1,s:   9,474,679 msg/sec
     xenium::michael_scott_queue, 1,i:   9,477,513 msg/sec
     xenium::michael_scott_queue, 2,s:   8,442,270 msg/sec
     xenium::michael_scott_queue, 2,i:   8,528,141 msg/sec
     xenium::michael_scott_queue, 3,s:   7,292,871 msg/sec
     xenium::michael_scott_queue, 3,i:   7,544,834 msg/sec
     xenium::michael_scott_queue, 4,s:   6,282,207 msg/sec
     xenium::michael_scott_queue, 4,i:   6,361,211 msg/sec
     xenium::michael_scott_queue, 5,s:   6,296,710 msg/sec
     xenium::michael_scott_queue, 5,i:   6,739,936 msg/sec
     xenium::michael_scott_queue, 6,s:   6,538,307 msg/sec
     xenium::michael_scott_queue, 6,i:   6,727,306 msg/sec
     xenium::michael_scott_queue, 7,s:   6,257,272 msg/sec
     xenium::michael_scott_queue, 7,i:   6,496,490 msg/sec
     xenium::michael_scott_queue, 8,s:   6,017,423 msg/sec
     xenium::michael_scott_queue, 8,i:   6,118,072 msg/sec
         xenium::ramalhete_queue, 1,s:  32,119,291 msg/sec
         xenium::ramalhete_queue, 1,i:  32,189,600 msg/sec
         xenium::ramalhete_queue, 2,s:  23,525,371 msg/sec
         xenium::ramalhete_queue, 2,i:  23,294,183 msg/sec
         xenium::ramalhete_queue, 3,s:  29,126,378 msg/sec
         xenium::ramalhete_queue, 3,i:  28,418,008 msg/sec
         xenium::ramalhete_queue, 4,s:  33,877,191 msg/sec
         xenium::ramalhete_queue, 4,i:  33,400,458 msg/sec
         xenium::ramalhete_queue, 5,s:  32,174,768 msg/sec
         xenium::ramalhete_queue, 5,i:  35,989,079 msg/sec
         xenium::ramalhete_queue, 6,s:  34,079,072 msg/sec
         xenium::ramalhete_queue, 6,i:  39,069,883 msg/sec
         xenium::ramalhete_queue, 7,s:  35,032,525 msg/sec
         xenium::ramalhete_queue, 7,i:  41,441,904 msg/sec
         xenium::ramalhete_queue, 8,s:  35,561,537 msg/sec
         xenium::ramalhete_queue, 8,i:  44,154,851 msg/sec
    xenium::vyukov_bounded_queue, 1,s:  99,553,998 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,862,523 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,832,808 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,330,105 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,534,810 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,885,433 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,522,345 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,118,495 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,547,414 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,262,343 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,912,929 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,330,767 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,293,434 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,941,990 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,444,171 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,334,721 msg/sec
                     AtomicQueue, 1,s:  64,177,631 msg/sec
                     AtomicQueue, 1,i:  58,406,422 msg/sec
                     AtomicQueue, 2,s:  12,394,977 msg/sec
                     AtomicQueue, 2,i:  11,771,324 msg/sec
                     AtomicQueue, 3,s:  10,799,209 msg/sec
                     AtomicQueue, 3,i:   9,961,500 msg/sec
                     AtomicQueue, 4,s:   8,213,552 msg/sec
                     AtomicQueue, 4,i:   8,207,423 msg/sec
                     AtomicQueue, 5,s:   8,022,743 msg/sec
                     AtomicQueue, 5,i:   8,107,019 msg/sec
                     AtomicQueue, 6,s:   7,712,447 msg/sec
                     AtomicQueue, 6,i:   7,623,822 msg/sec
                     AtomicQueue, 7,s:   7,144,184 msg/sec
                     AtomicQueue, 7,i:   7,979,464 msg/sec
                     AtomicQueue, 8,s:   6,316,596 msg/sec
                     AtomicQueue, 8,i:   7,435,378 msg/sec
                    AtomicQueueB, 1,s:  51,299,173 msg/sec
                    AtomicQueueB, 1,i:  43,450,197 msg/sec
                    AtomicQueueB, 2,s:  11,818,297 msg/sec
                    AtomicQueueB, 2,i:  11,433,405 msg/sec
                    AtomicQueueB, 3,s:  10,899,292 msg/sec
                    AtomicQueueB, 3,i:  10,095,736 msg/sec
                    AtomicQueueB, 4,s:   8,001,990 msg/sec
                    AtomicQueueB, 4,i:   8,064,079 msg/sec
                    AtomicQueueB, 5,s:   7,600,406 msg/sec
                    AtomicQueueB, 5,i:   7,851,667 msg/sec
                    AtomicQueueB, 6,s:   7,306,478 msg/sec
                    AtomicQueueB, 6,i:   7,582,528 msg/sec
                    AtomicQueueB, 7,s:   6,891,581 msg/sec
                    AtomicQueueB, 7,i:   7,545,576 msg/sec
                    AtomicQueueB, 8,s:   6,273,468 msg/sec
                    AtomicQueueB, 8,i:   7,181,922 msg/sec
             OptimistAtomicQueue, 1,s: 702,210,329 msg/sec
             OptimistAtomicQueue, 1,i: 665,852,772 msg/sec
             OptimistAtomicQueue, 2,s:  32,162,309 msg/sec
             OptimistAtomicQueue, 2,i:  32,269,142 msg/sec
             OptimistAtomicQueue, 3,s:  36,666,690 msg/sec
             OptimistAtomicQueue, 3,i:  37,417,171 msg/sec
             OptimistAtomicQueue, 4,s:  39,220,092 msg/sec
             OptimistAtomicQueue, 4,i:  39,375,985 msg/sec
             OptimistAtomicQueue, 5,s:  42,286,364 msg/sec
             OptimistAtomicQueue, 5,i:  47,098,230 msg/sec
             OptimistAtomicQueue, 6,s:  42,154,852 msg/sec
             OptimistAtomicQueue, 6,i:  50,411,401 msg/sec
             OptimistAtomicQueue, 7,s:  44,323,570 msg/sec
             OptimistAtomicQueue, 7,i:  53,134,176 msg/sec
             OptimistAtomicQueue, 8,s:  46,340,517 msg/sec
             OptimistAtomicQueue, 8,i:  48,871,712 msg/sec
            OptimistAtomicQueueB, 1,s:  77,987,826 msg/sec
            OptimistAtomicQueueB, 1,i:  76,559,953 msg/sec
            OptimistAtomicQueueB, 2,s:  32,263,855 msg/sec
            OptimistAtomicQueueB, 2,i:  32,274,545 msg/sec
            OptimistAtomicQueueB, 3,s:  36,247,712 msg/sec
            OptimistAtomicQueueB, 3,i:  36,843,152 msg/sec
            OptimistAtomicQueueB, 4,s:  38,724,847 msg/sec
            OptimistAtomicQueueB, 4,i:  38,508,433 msg/sec
            OptimistAtomicQueueB, 5,s:  40,301,467 msg/sec
            OptimistAtomicQueueB, 5,i:  45,394,346 msg/sec
            OptimistAtomicQueueB, 6,s:  41,150,105 msg/sec
            OptimistAtomicQueueB, 6,i:  49,038,008 msg/sec
            OptimistAtomicQueueB, 7,s:  41,971,428 msg/sec
            OptimistAtomicQueueB, 7,i:  48,013,433 msg/sec
            OptimistAtomicQueueB, 8,s:  44,554,556 msg/sec
            OptimistAtomicQueueB, 8,i:  47,815,700 msg/sec
                    AtomicQueue2, 1,s:  23,105,281 msg/sec
                    AtomicQueue2, 1,i:  23,082,733 msg/sec
                    AtomicQueue2, 2,s:  11,764,005 msg/sec
                    AtomicQueue2, 2,i:  11,342,066 msg/sec
                    AtomicQueue2, 3,s:   9,437,670 msg/sec
                    AtomicQueue2, 3,i:   9,435,494 msg/sec
                    AtomicQueue2, 4,s:   8,087,178 msg/sec
                    AtomicQueue2, 4,i:   8,043,025 msg/sec
                    AtomicQueue2, 5,s:   7,898,927 msg/sec
                    AtomicQueue2, 5,i:   7,999,791 msg/sec
                    AtomicQueue2, 6,s:   7,697,037 msg/sec
                    AtomicQueue2, 6,i:   7,524,681 msg/sec
                    AtomicQueue2, 7,s:   7,099,125 msg/sec
                    AtomicQueue2, 7,i:   7,879,354 msg/sec
                    AtomicQueue2, 8,s:   6,391,920 msg/sec
                    AtomicQueue2, 8,i:   7,349,870 msg/sec
                   AtomicQueueB2, 1,s:  36,150,531 msg/sec
                   AtomicQueueB2, 1,i:  32,667,991 msg/sec
                   AtomicQueueB2, 2,s:  11,446,039 msg/sec
                   AtomicQueueB2, 2,i:  11,124,329 msg/sec
                   AtomicQueueB2, 3,s:   9,713,526 msg/sec
                   AtomicQueueB2, 3,i:   9,543,790 msg/sec
                   AtomicQueueB2, 4,s:   7,719,878 msg/sec
                   AtomicQueueB2, 4,i:   7,583,514 msg/sec
                   AtomicQueueB2, 5,s:   7,383,045 msg/sec
                   AtomicQueueB2, 5,i:   7,628,299 msg/sec
                   AtomicQueueB2, 6,s:   7,390,647 msg/sec
                   AtomicQueueB2, 6,i:   7,426,971 msg/sec
                   AtomicQueueB2, 7,s:   6,913,234 msg/sec
                   AtomicQueueB2, 7,i:   7,712,156 msg/sec
                   AtomicQueueB2, 8,s:   6,242,383 msg/sec
                   AtomicQueueB2, 8,i:   7,141,959 msg/sec
            OptimistAtomicQueue2, 1,s:  63,612,119 msg/sec
            OptimistAtomicQueue2, 1,i:  29,782,353 msg/sec
            OptimistAtomicQueue2, 2,s:  25,070,195 msg/sec
            OptimistAtomicQueue2, 2,i:  25,657,162 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,578 msg/sec
            OptimistAtomicQueue2, 3,i:  31,395,571 msg/sec
            OptimistAtomicQueue2, 4,s:  33,229,553 msg/sec
            OptimistAtomicQueue2, 4,i:  33,511,752 msg/sec
            OptimistAtomicQueue2, 5,s:  37,013,906 msg/sec
            OptimistAtomicQueue2, 5,i:  40,254,034 msg/sec
            OptimistAtomicQueue2, 6,s:  40,033,434 msg/sec
            OptimistAtomicQueue2, 6,i:  49,334,198 msg/sec
            OptimistAtomicQueue2, 7,s:  42,739,426 msg/sec
            OptimistAtomicQueue2, 7,i:  51,557,864 msg/sec
            OptimistAtomicQueue2, 8,s:  43,835,250 msg/sec
            OptimistAtomicQueue2, 8,i:  48,657,976 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,916,366 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,911,212 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,994,130 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,233,767 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,763,851 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,087,917 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,013,694 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,587,075 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,703,199 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,166,004 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,442,524 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,345,368 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,770,822 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,146,554 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,095,812 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,196,629 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000242 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000282 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000261 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000199 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000175 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[51] 414m:4s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,749,350 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,107,074 msg/sec
          boost::lockfree::queue, 1,s:   6,826,301 msg/sec
          boost::lockfree::queue, 1,i:   6,933,511 msg/sec
          boost::lockfree::queue, 2,s:   7,659,612 msg/sec
          boost::lockfree::queue, 2,i:   7,390,030 msg/sec
          boost::lockfree::queue, 3,s:   7,418,786 msg/sec
          boost::lockfree::queue, 3,i:   7,558,527 msg/sec
          boost::lockfree::queue, 4,s:   6,425,029 msg/sec
          boost::lockfree::queue, 4,i:   6,797,073 msg/sec
          boost::lockfree::queue, 5,s:   6,367,510 msg/sec
          boost::lockfree::queue, 5,i:   6,456,222 msg/sec
          boost::lockfree::queue, 6,s:   5,988,371 msg/sec
          boost::lockfree::queue, 6,i:   6,114,984 msg/sec
          boost::lockfree::queue, 7,s:   5,907,220 msg/sec
          boost::lockfree::queue, 7,i:   5,977,656 msg/sec
          boost::lockfree::queue, 8,s:   5,541,997 msg/sec
          boost::lockfree::queue, 8,i:   5,636,208 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  49,347,394 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  52,195,765 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,750,637 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,523,603 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,693,788 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,616,082 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,004,218 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,560,075 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,318,092 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,783,217 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,274,596 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,747,888 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,444,635 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,955,578 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,155,897 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  34,650,041 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,145,009 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,531,151 msg/sec
                pthread_spinlock, 1,s:  29,900,526 msg/sec
                pthread_spinlock, 1,i:  26,580,347 msg/sec
                pthread_spinlock, 2,s:  15,646,942 msg/sec
                pthread_spinlock, 2,i:  14,845,499 msg/sec
                pthread_spinlock, 3,s:   8,249,132 msg/sec
                pthread_spinlock, 3,i:  10,435,202 msg/sec
                pthread_spinlock, 4,s:   6,478,521 msg/sec
                pthread_spinlock, 4,i:   9,215,746 msg/sec
                pthread_spinlock, 5,s:   8,566,347 msg/sec
                pthread_spinlock, 5,i:   9,486,365 msg/sec
                pthread_spinlock, 6,s:   8,494,686 msg/sec
                pthread_spinlock, 6,i:   8,451,840 msg/sec
                pthread_spinlock, 7,s:   8,006,816 msg/sec
                pthread_spinlock, 7,i:   7,418,842 msg/sec
                pthread_spinlock, 8,s:   6,723,656 msg/sec
                pthread_spinlock, 8,i:   6,999,347 msg/sec
                      std::mutex, 1,s:   7,402,134 msg/sec
                      std::mutex, 1,i:   7,150,227 msg/sec
                      std::mutex, 2,s:   5,275,051 msg/sec
                      std::mutex, 2,i:   6,299,033 msg/sec
                      std::mutex, 3,s:   6,134,237 msg/sec
                      std::mutex, 3,i:   5,853,349 msg/sec
                      std::mutex, 4,s:   5,957,386 msg/sec
                      std::mutex, 4,i:   5,710,700 msg/sec
                      std::mutex, 5,s:   5,620,146 msg/sec
                      std::mutex, 5,i:   5,655,972 msg/sec
                      std::mutex, 6,s:   5,943,207 msg/sec
                      std::mutex, 6,i:   5,921,618 msg/sec
                      std::mutex, 7,s:   5,765,895 msg/sec
                      std::mutex, 7,i:   5,837,486 msg/sec
                      std::mutex, 8,s:   5,679,738 msg/sec
                      std::mutex, 8,i:   5,701,281 msg/sec
                 tbb::spin_mutex, 1,s:  37,752,884 msg/sec
                 tbb::spin_mutex, 1,i:  37,845,991 msg/sec
                 tbb::spin_mutex, 2,s:  21,178,535 msg/sec
                 tbb::spin_mutex, 2,i:  18,417,034 msg/sec
                 tbb::spin_mutex, 3,s:   7,996,321 msg/sec
                 tbb::spin_mutex, 3,i:  10,006,129 msg/sec
                 tbb::spin_mutex, 4,s:   3,059,965 msg/sec
                 tbb::spin_mutex, 4,i:   6,282,202 msg/sec
                 tbb::spin_mutex, 5,s:   5,311,331 msg/sec
                 tbb::spin_mutex, 5,i:   5,748,723 msg/sec
                 tbb::spin_mutex, 6,s:   5,293,595 msg/sec
                 tbb::spin_mutex, 6,i:   4,334,858 msg/sec
                 tbb::spin_mutex, 7,s:   4,847,168 msg/sec
                 tbb::spin_mutex, 7,i:   4,307,549 msg/sec
                 tbb::spin_mutex, 8,s:   4,245,581 msg/sec
                 tbb::spin_mutex, 8,i:   4,139,842 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,255,552 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,845,728 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,354,055 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,346,241 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,449,883 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,536,193 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,472,955 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,578,234 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,923,836 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,596,967 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,841,156 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,677,607 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,888,014 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,803,023 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,781,968 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,458,619 msg/sec
     xenium::michael_scott_queue, 1,s:   9,376,204 msg/sec
     xenium::michael_scott_queue, 1,i:   9,534,575 msg/sec
     xenium::michael_scott_queue, 2,s:   8,475,261 msg/sec
     xenium::michael_scott_queue, 2,i:   8,490,127 msg/sec
     xenium::michael_scott_queue, 3,s:   7,198,510 msg/sec
     xenium::michael_scott_queue, 3,i:   7,566,462 msg/sec
     xenium::michael_scott_queue, 4,s:   6,306,241 msg/sec
     xenium::michael_scott_queue, 4,i:   6,340,418 msg/sec
     xenium::michael_scott_queue, 5,s:   6,310,730 msg/sec
     xenium::michael_scott_queue, 5,i:   6,742,382 msg/sec
     xenium::michael_scott_queue, 6,s:   6,482,679 msg/sec
     xenium::michael_scott_queue, 6,i:   6,791,028 msg/sec
     xenium::michael_scott_queue, 7,s:   6,271,230 msg/sec
     xenium::michael_scott_queue, 7,i:   6,464,967 msg/sec
     xenium::michael_scott_queue, 8,s:   5,976,050 msg/sec
     xenium::michael_scott_queue, 8,i:   6,068,087 msg/sec
         xenium::ramalhete_queue, 1,s:  33,050,729 msg/sec
         xenium::ramalhete_queue, 1,i:  33,165,669 msg/sec
         xenium::ramalhete_queue, 2,s:  23,523,623 msg/sec
         xenium::ramalhete_queue, 2,i:  23,290,495 msg/sec
         xenium::ramalhete_queue, 3,s:  29,297,422 msg/sec
         xenium::ramalhete_queue, 3,i:  28,505,683 msg/sec
         xenium::ramalhete_queue, 4,s:  33,770,403 msg/sec
         xenium::ramalhete_queue, 4,i:  33,541,096 msg/sec
         xenium::ramalhete_queue, 5,s:  31,929,077 msg/sec
         xenium::ramalhete_queue, 5,i:  36,192,296 msg/sec
         xenium::ramalhete_queue, 6,s:  34,047,381 msg/sec
         xenium::ramalhete_queue, 6,i:  39,353,141 msg/sec
         xenium::ramalhete_queue, 7,s:  35,294,172 msg/sec
         xenium::ramalhete_queue, 7,i:  41,728,112 msg/sec
         xenium::ramalhete_queue, 8,s:  35,499,945 msg/sec
         xenium::ramalhete_queue, 8,i:  44,107,405 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,342,775 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,878,827 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  25,402,975 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,494,225 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,840,234 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,911,353 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,525,055 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,480,546 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,057,514 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,340,768 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,081,651 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,291,484 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,203,464 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,905,886 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,398,300 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,226,564 msg/sec
                     AtomicQueue, 1,s: 148,545,380 msg/sec
                     AtomicQueue, 1,i:  57,280,357 msg/sec
                     AtomicQueue, 2,s:  12,401,591 msg/sec
                     AtomicQueue, 2,i:  11,736,913 msg/sec
                     AtomicQueue, 3,s:  10,753,210 msg/sec
                     AtomicQueue, 3,i:   9,937,419 msg/sec
                     AtomicQueue, 4,s:   8,168,469 msg/sec
                     AtomicQueue, 4,i:   8,227,511 msg/sec
                     AtomicQueue, 5,s:   8,011,886 msg/sec
                     AtomicQueue, 5,i:   8,070,588 msg/sec
                     AtomicQueue, 6,s:   7,742,553 msg/sec
                     AtomicQueue, 6,i:   7,613,191 msg/sec
                     AtomicQueue, 7,s:   7,119,338 msg/sec
                     AtomicQueue, 7,i:   7,967,435 msg/sec
                     AtomicQueue, 8,s:   6,324,881 msg/sec
                     AtomicQueue, 8,i:   7,431,884 msg/sec
                    AtomicQueueB, 1,s:  43,913,049 msg/sec
                    AtomicQueueB, 1,i:  43,482,649 msg/sec
                    AtomicQueueB, 2,s:  11,943,615 msg/sec
                    AtomicQueueB, 2,i:  11,483,977 msg/sec
                    AtomicQueueB, 3,s:  10,971,899 msg/sec
                    AtomicQueueB, 3,i:  10,199,960 msg/sec
                    AtomicQueueB, 4,s:   8,092,824 msg/sec
                    AtomicQueueB, 4,i:   8,016,941 msg/sec
                    AtomicQueueB, 5,s:   7,702,771 msg/sec
                    AtomicQueueB, 5,i:   7,800,206 msg/sec
                    AtomicQueueB, 6,s:   7,391,952 msg/sec
                    AtomicQueueB, 6,i:   7,506,352 msg/sec
                    AtomicQueueB, 7,s:   6,902,398 msg/sec
                    AtomicQueueB, 7,i:   7,736,170 msg/sec
                    AtomicQueueB, 8,s:   6,235,209 msg/sec
                    AtomicQueueB, 8,i:   7,152,336 msg/sec
             OptimistAtomicQueue, 1,s: 802,742,328 msg/sec
             OptimistAtomicQueue, 1,i: 633,038,100 msg/sec
             OptimistAtomicQueue, 2,s:  32,119,518 msg/sec
             OptimistAtomicQueue, 2,i:  32,070,044 msg/sec
             OptimistAtomicQueue, 3,s:  36,635,142 msg/sec
             OptimistAtomicQueue, 3,i:  37,406,762 msg/sec
             OptimistAtomicQueue, 4,s:  39,273,345 msg/sec
             OptimistAtomicQueue, 4,i:  39,408,381 msg/sec
             OptimistAtomicQueue, 5,s:  41,804,304 msg/sec
             OptimistAtomicQueue, 5,i:  46,330,998 msg/sec
             OptimistAtomicQueue, 6,s:  42,084,870 msg/sec
             OptimistAtomicQueue, 6,i:  50,463,355 msg/sec
             OptimistAtomicQueue, 7,s:  45,313,715 msg/sec
             OptimistAtomicQueue, 7,i:  52,940,677 msg/sec
             OptimistAtomicQueue, 8,s:  46,427,736 msg/sec
             OptimistAtomicQueue, 8,i:  49,291,139 msg/sec
            OptimistAtomicQueueB, 1,s: 106,109,374 msg/sec
            OptimistAtomicQueueB, 1,i:  77,386,559 msg/sec
            OptimistAtomicQueueB, 2,s:  32,227,400 msg/sec
            OptimistAtomicQueueB, 2,i:  32,032,581 msg/sec
            OptimistAtomicQueueB, 3,s:  36,243,745 msg/sec
            OptimistAtomicQueueB, 3,i:  36,962,930 msg/sec
            OptimistAtomicQueueB, 4,s:  38,762,532 msg/sec
            OptimistAtomicQueueB, 4,i:  38,661,913 msg/sec
            OptimistAtomicQueueB, 5,s:  40,761,569 msg/sec
            OptimistAtomicQueueB, 5,i:  45,620,597 msg/sec
            OptimistAtomicQueueB, 6,s:  40,814,825 msg/sec
            OptimistAtomicQueueB, 6,i:  49,137,520 msg/sec
            OptimistAtomicQueueB, 7,s:  41,784,993 msg/sec
            OptimistAtomicQueueB, 7,i:  51,479,557 msg/sec
            OptimistAtomicQueueB, 8,s:  44,465,816 msg/sec
            OptimistAtomicQueueB, 8,i:  47,924,149 msg/sec
                    AtomicQueue2, 1,s:  22,869,447 msg/sec
                    AtomicQueue2, 1,i:  23,060,744 msg/sec
                    AtomicQueue2, 2,s:  11,791,367 msg/sec
                    AtomicQueue2, 2,i:  11,428,919 msg/sec
                    AtomicQueue2, 3,s:   9,361,907 msg/sec
                    AtomicQueue2, 3,i:   9,343,865 msg/sec
                    AtomicQueue2, 4,s:   8,047,682 msg/sec
                    AtomicQueue2, 4,i:   8,099,428 msg/sec
                    AtomicQueue2, 5,s:   7,948,032 msg/sec
                    AtomicQueue2, 5,i:   7,983,427 msg/sec
                    AtomicQueue2, 6,s:   7,674,175 msg/sec
                    AtomicQueue2, 6,i:   7,521,716 msg/sec
                    AtomicQueue2, 7,s:   7,159,109 msg/sec
                    AtomicQueue2, 7,i:   7,913,916 msg/sec
                    AtomicQueue2, 8,s:   6,388,847 msg/sec
                    AtomicQueue2, 8,i:   7,210,083 msg/sec
                   AtomicQueueB2, 1,s:  34,904,544 msg/sec
                   AtomicQueueB2, 1,i:  34,958,025 msg/sec
                   AtomicQueueB2, 2,s:  11,412,484 msg/sec
                   AtomicQueueB2, 2,i:  11,089,668 msg/sec
                   AtomicQueueB2, 3,s:   9,567,631 msg/sec
                   AtomicQueueB2, 3,i:   9,555,087 msg/sec
                   AtomicQueueB2, 4,s:   7,972,759 msg/sec
                   AtomicQueueB2, 4,i:   7,872,677 msg/sec
                   AtomicQueueB2, 5,s:   7,529,008 msg/sec
                   AtomicQueueB2, 5,i:   7,742,137 msg/sec
                   AtomicQueueB2, 6,s:   7,274,070 msg/sec
                   AtomicQueueB2, 6,i:   7,419,629 msg/sec
                   AtomicQueueB2, 7,s:   6,887,688 msg/sec
                   AtomicQueueB2, 7,i:   7,729,642 msg/sec
                   AtomicQueueB2, 8,s:   6,253,192 msg/sec
                   AtomicQueueB2, 8,i:   7,050,421 msg/sec
            OptimistAtomicQueue2, 1,s: 523,824,041 msg/sec
            OptimistAtomicQueue2, 1,i:  42,137,676 msg/sec
            OptimistAtomicQueue2, 2,s:  24,826,209 msg/sec
            OptimistAtomicQueue2, 2,i:  24,745,408 msg/sec
            OptimistAtomicQueue2, 3,s:  30,704,115 msg/sec
            OptimistAtomicQueue2, 3,i:  30,434,100 msg/sec
            OptimistAtomicQueue2, 4,s:  33,257,917 msg/sec
            OptimistAtomicQueue2, 4,i:  33,339,771 msg/sec
            OptimistAtomicQueue2, 5,s:  37,489,452 msg/sec
            OptimistAtomicQueue2, 5,i:  43,027,873 msg/sec
            OptimistAtomicQueue2, 6,s:  40,425,976 msg/sec
            OptimistAtomicQueue2, 6,i:  49,030,653 msg/sec
            OptimistAtomicQueue2, 7,s:  42,645,866 msg/sec
            OptimistAtomicQueue2, 7,i:  48,003,973 msg/sec
            OptimistAtomicQueue2, 8,s:  43,978,240 msg/sec
            OptimistAtomicQueue2, 8,i:  48,701,281 msg/sec
           OptimistAtomicQueueB2, 1,s: 495,211,858 msg/sec
           OptimistAtomicQueueB2, 1,i:  70,736,485 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,228,453 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,650,287 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,669,364 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,966,507 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,323,247 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,863,169 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,343,519 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,413,838 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,119,015 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,262,749 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,120,355 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,360,984 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,290,173 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,279,918 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000152 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000295 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000173 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[52] 412m:45s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,873,951 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,724,426 msg/sec
          boost::lockfree::queue, 1,s:   6,857,919 msg/sec
          boost::lockfree::queue, 1,i:   6,966,196 msg/sec
          boost::lockfree::queue, 2,s:   7,562,281 msg/sec
          boost::lockfree::queue, 2,i:   7,580,060 msg/sec
          boost::lockfree::queue, 3,s:   7,378,582 msg/sec
          boost::lockfree::queue, 3,i:   7,582,276 msg/sec
          boost::lockfree::queue, 4,s:   6,422,841 msg/sec
          boost::lockfree::queue, 4,i:   6,776,567 msg/sec
          boost::lockfree::queue, 5,s:   6,416,274 msg/sec
          boost::lockfree::queue, 5,i:   6,451,505 msg/sec
          boost::lockfree::queue, 6,s:   5,970,475 msg/sec
          boost::lockfree::queue, 6,i:   6,149,001 msg/sec
          boost::lockfree::queue, 7,s:   5,880,545 msg/sec
          boost::lockfree::queue, 7,i:   5,945,862 msg/sec
          boost::lockfree::queue, 8,s:   5,464,473 msg/sec
          boost::lockfree::queue, 8,i:   5,693,282 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 464,035,238 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 482,480,296 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,001,391 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,028,023 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,909,268 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,909,123 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,968,641 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,368,856 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,380,415 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,086,285 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,078,417 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,666,363 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,354,997 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  30,231,370 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,933,852 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,399,042 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,161,294 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,962,302 msg/sec
                pthread_spinlock, 1,s:  28,804,647 msg/sec
                pthread_spinlock, 1,i:  25,351,519 msg/sec
                pthread_spinlock, 2,s:  15,547,784 msg/sec
                pthread_spinlock, 2,i:  17,019,715 msg/sec
                pthread_spinlock, 3,s:   8,379,925 msg/sec
                pthread_spinlock, 3,i:  12,052,525 msg/sec
                pthread_spinlock, 4,s:   6,532,301 msg/sec
                pthread_spinlock, 4,i:   9,254,422 msg/sec
                pthread_spinlock, 5,s:   8,669,656 msg/sec
                pthread_spinlock, 5,i:   9,429,594 msg/sec
                pthread_spinlock, 6,s:   8,324,829 msg/sec
                pthread_spinlock, 6,i:   8,382,234 msg/sec
                pthread_spinlock, 7,s:   7,878,211 msg/sec
                pthread_spinlock, 7,i:   7,634,790 msg/sec
                pthread_spinlock, 8,s:   6,911,204 msg/sec
                pthread_spinlock, 8,i:   6,868,191 msg/sec
                      std::mutex, 1,s:   6,024,844 msg/sec
                      std::mutex, 1,i:   5,945,610 msg/sec
                      std::mutex, 2,s:   5,636,229 msg/sec
                      std::mutex, 2,i:   5,855,909 msg/sec
                      std::mutex, 3,s:   5,744,277 msg/sec
                      std::mutex, 3,i:   5,921,610 msg/sec
                      std::mutex, 4,s:   6,214,757 msg/sec
                      std::mutex, 4,i:   6,168,754 msg/sec
                      std::mutex, 5,s:   5,919,297 msg/sec
                      std::mutex, 5,i:   5,917,665 msg/sec
                      std::mutex, 6,s:   5,581,199 msg/sec
                      std::mutex, 6,i:   5,818,505 msg/sec
                      std::mutex, 7,s:   5,721,244 msg/sec
                      std::mutex, 7,i:   5,655,013 msg/sec
                      std::mutex, 8,s:   5,603,694 msg/sec
                      std::mutex, 8,i:   5,601,463 msg/sec
                 tbb::spin_mutex, 1,s:  37,617,766 msg/sec
                 tbb::spin_mutex, 1,i:  37,623,971 msg/sec
                 tbb::spin_mutex, 2,s:  21,259,394 msg/sec
                 tbb::spin_mutex, 2,i:  18,348,960 msg/sec
                 tbb::spin_mutex, 3,s:   7,370,656 msg/sec
                 tbb::spin_mutex, 3,i:  10,163,457 msg/sec
                 tbb::spin_mutex, 4,s:   3,139,216 msg/sec
                 tbb::spin_mutex, 4,i:   6,354,156 msg/sec
                 tbb::spin_mutex, 5,s:   5,589,519 msg/sec
                 tbb::spin_mutex, 5,i:   5,437,433 msg/sec
                 tbb::spin_mutex, 6,s:   5,292,694 msg/sec
                 tbb::spin_mutex, 6,i:   4,383,763 msg/sec
                 tbb::spin_mutex, 7,s:   4,705,078 msg/sec
                 tbb::spin_mutex, 7,i:   4,360,490 msg/sec
                 tbb::spin_mutex, 8,s:   3,913,107 msg/sec
                 tbb::spin_mutex, 8,i:   4,172,468 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,888,434 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,929,370 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,769,428 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,108,794 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,380,624 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,262,747 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,035,304 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,245,048 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,529,690 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,384,893 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,580,631 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,719,125 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,644,623 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,121,292 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,736,106 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,924,653 msg/sec
     xenium::michael_scott_queue, 1,s:   9,271,293 msg/sec
     xenium::michael_scott_queue, 1,i:   9,504,451 msg/sec
     xenium::michael_scott_queue, 2,s:   8,481,644 msg/sec
     xenium::michael_scott_queue, 2,i:   8,605,633 msg/sec
     xenium::michael_scott_queue, 3,s:   7,239,778 msg/sec
     xenium::michael_scott_queue, 3,i:   7,498,277 msg/sec
     xenium::michael_scott_queue, 4,s:   6,286,011 msg/sec
     xenium::michael_scott_queue, 4,i:   6,315,915 msg/sec
     xenium::michael_scott_queue, 5,s:   6,291,376 msg/sec
     xenium::michael_scott_queue, 5,i:   6,626,696 msg/sec
     xenium::michael_scott_queue, 6,s:   6,470,986 msg/sec
     xenium::michael_scott_queue, 6,i:   6,828,170 msg/sec
     xenium::michael_scott_queue, 7,s:   6,254,931 msg/sec
     xenium::michael_scott_queue, 7,i:   6,560,086 msg/sec
     xenium::michael_scott_queue, 8,s:   6,000,485 msg/sec
     xenium::michael_scott_queue, 8,i:   6,032,278 msg/sec
         xenium::ramalhete_queue, 1,s:  32,033,252 msg/sec
         xenium::ramalhete_queue, 1,i:  32,198,146 msg/sec
         xenium::ramalhete_queue, 2,s:  24,360,515 msg/sec
         xenium::ramalhete_queue, 2,i:  23,397,702 msg/sec
         xenium::ramalhete_queue, 3,s:  29,189,823 msg/sec
         xenium::ramalhete_queue, 3,i:  28,504,514 msg/sec
         xenium::ramalhete_queue, 4,s:  33,874,126 msg/sec
         xenium::ramalhete_queue, 4,i:  33,485,447 msg/sec
         xenium::ramalhete_queue, 5,s:  31,943,175 msg/sec
         xenium::ramalhete_queue, 5,i:  36,142,832 msg/sec
         xenium::ramalhete_queue, 6,s:  34,024,947 msg/sec
         xenium::ramalhete_queue, 6,i:  39,800,360 msg/sec
         xenium::ramalhete_queue, 7,s:  35,166,377 msg/sec
         xenium::ramalhete_queue, 7,i:  41,211,503 msg/sec
         xenium::ramalhete_queue, 8,s:  35,367,048 msg/sec
         xenium::ramalhete_queue, 8,i:  43,604,615 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,426,999 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  65,241,846 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,851,427 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,965,275 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,745,565 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,501,033 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,526,928 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,337,765 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,981,853 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,374,073 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,975,169 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,351,065 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,147,533 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,131,839 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,420,398 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,216,896 msg/sec
                     AtomicQueue, 1,s:  63,332,271 msg/sec
                     AtomicQueue, 1,i:  56,815,579 msg/sec
                     AtomicQueue, 2,s:  12,312,421 msg/sec
                     AtomicQueue, 2,i:  11,745,256 msg/sec
                     AtomicQueue, 3,s:  10,751,896 msg/sec
                     AtomicQueue, 3,i:   9,938,313 msg/sec
                     AtomicQueue, 4,s:   8,177,933 msg/sec
                     AtomicQueue, 4,i:   8,231,379 msg/sec
                     AtomicQueue, 5,s:   8,015,304 msg/sec
                     AtomicQueue, 5,i:   8,097,669 msg/sec
                     AtomicQueue, 6,s:   7,737,686 msg/sec
                     AtomicQueue, 6,i:   7,617,726 msg/sec
                     AtomicQueue, 7,s:   7,151,557 msg/sec
                     AtomicQueue, 7,i:   7,950,114 msg/sec
                     AtomicQueue, 8,s:   6,321,112 msg/sec
                     AtomicQueue, 8,i:   7,445,871 msg/sec
                    AtomicQueueB, 1,s:  50,237,778 msg/sec
                    AtomicQueueB, 1,i:  65,754,728 msg/sec
                    AtomicQueueB, 2,s:  11,846,992 msg/sec
                    AtomicQueueB, 2,i:  11,473,775 msg/sec
                    AtomicQueueB, 3,s:  10,953,811 msg/sec
                    AtomicQueueB, 3,i:  10,161,664 msg/sec
                    AtomicQueueB, 4,s:   8,013,771 msg/sec
                    AtomicQueueB, 4,i:   8,082,365 msg/sec
                    AtomicQueueB, 5,s:   7,678,512 msg/sec
                    AtomicQueueB, 5,i:   7,792,657 msg/sec
                    AtomicQueueB, 6,s:   7,350,957 msg/sec
                    AtomicQueueB, 6,i:   7,582,390 msg/sec
                    AtomicQueueB, 7,s:   6,835,276 msg/sec
                    AtomicQueueB, 7,i:   7,756,754 msg/sec
                    AtomicQueueB, 8,s:   6,203,541 msg/sec
                    AtomicQueueB, 8,i:   7,019,702 msg/sec
             OptimistAtomicQueue, 1,s: 743,549,291 msg/sec
             OptimistAtomicQueue, 1,i: 577,109,055 msg/sec
             OptimistAtomicQueue, 2,s:  32,645,268 msg/sec
             OptimistAtomicQueue, 2,i:  32,716,456 msg/sec
             OptimistAtomicQueue, 3,s:  36,665,880 msg/sec
             OptimistAtomicQueue, 3,i:  37,410,672 msg/sec
             OptimistAtomicQueue, 4,s:  39,278,432 msg/sec
             OptimistAtomicQueue, 4,i:  39,304,360 msg/sec
             OptimistAtomicQueue, 5,s:  41,634,872 msg/sec
             OptimistAtomicQueue, 5,i:  46,353,266 msg/sec
             OptimistAtomicQueue, 6,s:  42,354,639 msg/sec
             OptimistAtomicQueue, 6,i:  50,469,683 msg/sec
             OptimistAtomicQueue, 7,s:  44,345,231 msg/sec
             OptimistAtomicQueue, 7,i:  52,943,231 msg/sec
             OptimistAtomicQueue, 8,s:  46,484,436 msg/sec
             OptimistAtomicQueue, 8,i:  48,942,530 msg/sec
            OptimistAtomicQueueB, 1,s:  79,528,804 msg/sec
            OptimistAtomicQueueB, 1,i: 149,795,067 msg/sec
            OptimistAtomicQueueB, 2,s:  32,186,280 msg/sec
            OptimistAtomicQueueB, 2,i:  32,119,042 msg/sec
            OptimistAtomicQueueB, 3,s:  36,238,881 msg/sec
            OptimistAtomicQueueB, 3,i:  36,897,685 msg/sec
            OptimistAtomicQueueB, 4,s:  38,605,108 msg/sec
            OptimistAtomicQueueB, 4,i:  38,585,525 msg/sec
            OptimistAtomicQueueB, 5,s:  41,058,341 msg/sec
            OptimistAtomicQueueB, 5,i:  45,497,672 msg/sec
            OptimistAtomicQueueB, 6,s:  41,199,032 msg/sec
            OptimistAtomicQueueB, 6,i:  48,567,647 msg/sec
            OptimistAtomicQueueB, 7,s:  41,818,114 msg/sec
            OptimistAtomicQueueB, 7,i:  51,397,626 msg/sec
            OptimistAtomicQueueB, 8,s:  44,362,818 msg/sec
            OptimistAtomicQueueB, 8,i:  47,951,970 msg/sec
                    AtomicQueue2, 1,s:  22,879,812 msg/sec
                    AtomicQueue2, 1,i:  22,840,096 msg/sec
                    AtomicQueue2, 2,s:  11,877,249 msg/sec
                    AtomicQueue2, 2,i:  11,485,669 msg/sec
                    AtomicQueue2, 3,s:   9,422,303 msg/sec
                    AtomicQueue2, 3,i:   9,481,543 msg/sec
                    AtomicQueue2, 4,s:   8,080,182 msg/sec
                    AtomicQueue2, 4,i:   8,071,675 msg/sec
                    AtomicQueue2, 5,s:   7,916,084 msg/sec
                    AtomicQueue2, 5,i:   8,032,005 msg/sec
                    AtomicQueue2, 6,s:   7,674,049 msg/sec
                    AtomicQueue2, 6,i:   7,534,322 msg/sec
                    AtomicQueue2, 7,s:   7,176,105 msg/sec
                    AtomicQueue2, 7,i:   7,889,560 msg/sec
                    AtomicQueue2, 8,s:   6,401,507 msg/sec
                    AtomicQueue2, 8,i:   7,243,457 msg/sec
                   AtomicQueueB2, 1,s:  32,689,523 msg/sec
                   AtomicQueueB2, 1,i:  32,619,579 msg/sec
                   AtomicQueueB2, 2,s:  11,444,440 msg/sec
                   AtomicQueueB2, 2,i:  11,130,923 msg/sec
                   AtomicQueueB2, 3,s:   9,524,190 msg/sec
                   AtomicQueueB2, 3,i:   9,525,096 msg/sec
                   AtomicQueueB2, 4,s:   7,988,086 msg/sec
                   AtomicQueueB2, 4,i:   7,920,868 msg/sec
                   AtomicQueueB2, 5,s:   7,562,857 msg/sec
                   AtomicQueueB2, 5,i:   7,675,093 msg/sec
                   AtomicQueueB2, 6,s:   7,089,461 msg/sec
                   AtomicQueueB2, 6,i:   7,433,083 msg/sec
                   AtomicQueueB2, 7,s:   6,890,108 msg/sec
                   AtomicQueueB2, 7,i:   7,711,909 msg/sec
                   AtomicQueueB2, 8,s:   6,337,038 msg/sec
                   AtomicQueueB2, 8,i:   7,128,770 msg/sec
            OptimistAtomicQueue2, 1,s: 378,124,549 msg/sec
            OptimistAtomicQueue2, 1,i:  29,698,651 msg/sec
            OptimistAtomicQueue2, 2,s:  24,275,947 msg/sec
            OptimistAtomicQueue2, 2,i:  24,012,999 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,984 msg/sec
            OptimistAtomicQueue2, 3,i:  29,951,557 msg/sec
            OptimistAtomicQueue2, 4,s:  33,299,242 msg/sec
            OptimistAtomicQueue2, 4,i:  33,149,112 msg/sec
            OptimistAtomicQueue2, 5,s:  37,043,044 msg/sec
            OptimistAtomicQueue2, 5,i:  40,363,981 msg/sec
            OptimistAtomicQueue2, 6,s:  39,978,218 msg/sec
            OptimistAtomicQueue2, 6,i:  49,309,553 msg/sec
            OptimistAtomicQueue2, 7,s:  43,266,516 msg/sec
            OptimistAtomicQueue2, 7,i:  48,156,258 msg/sec
            OptimistAtomicQueue2, 8,s:  43,888,701 msg/sec
            OptimistAtomicQueue2, 8,i:  48,619,164 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,382,945 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,864,912 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,726,449 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,725,535 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,686,208 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,192,527 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,039,017 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,950,158 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,579,930 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,949,242 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,389,872 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,383,215 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,851,094 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,337,772 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,484,008 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,864,187 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000159 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000292 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000198 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[53] 411m:25s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,818,265 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,524,760 msg/sec
          boost::lockfree::queue, 1,s:   6,867,063 msg/sec
          boost::lockfree::queue, 1,i:   6,953,169 msg/sec
          boost::lockfree::queue, 2,s:   7,505,734 msg/sec
          boost::lockfree::queue, 2,i:   7,593,277 msg/sec
          boost::lockfree::queue, 3,s:   7,348,245 msg/sec
          boost::lockfree::queue, 3,i:   7,539,450 msg/sec
          boost::lockfree::queue, 4,s:   6,427,100 msg/sec
          boost::lockfree::queue, 4,i:   6,734,065 msg/sec
          boost::lockfree::queue, 5,s:   6,474,035 msg/sec
          boost::lockfree::queue, 5,i:   6,493,612 msg/sec
          boost::lockfree::queue, 6,s:   5,990,333 msg/sec
          boost::lockfree::queue, 6,i:   6,085,044 msg/sec
          boost::lockfree::queue, 7,s:   5,926,998 msg/sec
          boost::lockfree::queue, 7,i:   5,963,296 msg/sec
          boost::lockfree::queue, 8,s:   5,346,044 msg/sec
          boost::lockfree::queue, 8,i:   5,676,119 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 477,135,260 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 476,852,108 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,435,511 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,016,580 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,316,225 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,316,363 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,243,620 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,623,151 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,473,754 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,717,260 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,280,321 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,158,831 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,368,214 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,225,360 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  45,754,073 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,005,491 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,303,444 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,917,131 msg/sec
                pthread_spinlock, 1,s:  29,577,727 msg/sec
                pthread_spinlock, 1,i:  25,720,641 msg/sec
                pthread_spinlock, 2,s:  16,000,105 msg/sec
                pthread_spinlock, 2,i:  16,876,641 msg/sec
                pthread_spinlock, 3,s:   8,371,320 msg/sec
                pthread_spinlock, 3,i:  12,183,320 msg/sec
                pthread_spinlock, 4,s:   6,528,655 msg/sec
                pthread_spinlock, 4,i:   9,220,781 msg/sec
                pthread_spinlock, 5,s:   8,776,094 msg/sec
                pthread_spinlock, 5,i:   9,070,989 msg/sec
                pthread_spinlock, 6,s:   8,525,943 msg/sec
                pthread_spinlock, 6,i:   8,936,007 msg/sec
                pthread_spinlock, 7,s:   7,403,007 msg/sec
                pthread_spinlock, 7,i:   7,939,175 msg/sec
                pthread_spinlock, 8,s:   6,868,629 msg/sec
                pthread_spinlock, 8,i:   6,902,368 msg/sec
                      std::mutex, 1,s:   6,143,011 msg/sec
                      std::mutex, 1,i:   5,880,624 msg/sec
                      std::mutex, 2,s:   4,750,588 msg/sec
                      std::mutex, 2,i:   5,570,044 msg/sec
                      std::mutex, 3,s:   4,700,992 msg/sec
                      std::mutex, 3,i:   5,695,836 msg/sec
                      std::mutex, 4,s:   5,998,270 msg/sec
                      std::mutex, 4,i:   6,327,651 msg/sec
                      std::mutex, 5,s:   5,964,856 msg/sec
                      std::mutex, 5,i:   6,001,415 msg/sec
                      std::mutex, 6,s:   6,010,265 msg/sec
                      std::mutex, 6,i:   5,916,960 msg/sec
                      std::mutex, 7,s:   5,832,210 msg/sec
                      std::mutex, 7,i:   5,782,707 msg/sec
                      std::mutex, 8,s:   5,776,148 msg/sec
                      std::mutex, 8,i:   5,669,216 msg/sec
                 tbb::spin_mutex, 1,s:  37,476,301 msg/sec
                 tbb::spin_mutex, 1,i:  37,603,296 msg/sec
                 tbb::spin_mutex, 2,s:  21,004,431 msg/sec
                 tbb::spin_mutex, 2,i:  21,699,466 msg/sec
                 tbb::spin_mutex, 3,s:   8,757,507 msg/sec
                 tbb::spin_mutex, 3,i:  11,208,410 msg/sec
                 tbb::spin_mutex, 4,s:   3,185,170 msg/sec
                 tbb::spin_mutex, 4,i:   6,323,136 msg/sec
                 tbb::spin_mutex, 5,s:   5,479,859 msg/sec
                 tbb::spin_mutex, 5,i:   5,807,281 msg/sec
                 tbb::spin_mutex, 6,s:   5,420,761 msg/sec
                 tbb::spin_mutex, 6,i:   4,400,910 msg/sec
                 tbb::spin_mutex, 7,s:   4,825,708 msg/sec
                 tbb::spin_mutex, 7,i:   4,274,270 msg/sec
                 tbb::spin_mutex, 8,s:   4,258,824 msg/sec
                 tbb::spin_mutex, 8,i:   4,068,048 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,166,719 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,721,897 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  15,057,202 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,268,656 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,106,324 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,059,562 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,431,794 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,327,971 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,801,283 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,825,500 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,962,491 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,899,324 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,888,906 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,960,852 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,959,799 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,086,522 msg/sec
     xenium::michael_scott_queue, 1,s:   9,258,881 msg/sec
     xenium::michael_scott_queue, 1,i:   9,236,606 msg/sec
     xenium::michael_scott_queue, 2,s:   8,460,565 msg/sec
     xenium::michael_scott_queue, 2,i:   8,471,907 msg/sec
     xenium::michael_scott_queue, 3,s:   7,304,047 msg/sec
     xenium::michael_scott_queue, 3,i:   7,627,956 msg/sec
     xenium::michael_scott_queue, 4,s:   6,337,174 msg/sec
     xenium::michael_scott_queue, 4,i:   6,371,782 msg/sec
     xenium::michael_scott_queue, 5,s:   6,290,573 msg/sec
     xenium::michael_scott_queue, 5,i:   6,619,135 msg/sec
     xenium::michael_scott_queue, 6,s:   6,489,008 msg/sec
     xenium::michael_scott_queue, 6,i:   7,008,169 msg/sec
     xenium::michael_scott_queue, 7,s:   6,346,876 msg/sec
     xenium::michael_scott_queue, 7,i:   6,415,831 msg/sec
     xenium::michael_scott_queue, 8,s:   5,965,372 msg/sec
     xenium::michael_scott_queue, 8,i:   6,153,954 msg/sec
         xenium::ramalhete_queue, 1,s:  32,603,771 msg/sec
         xenium::ramalhete_queue, 1,i:  33,224,593 msg/sec
         xenium::ramalhete_queue, 2,s:  24,551,524 msg/sec
         xenium::ramalhete_queue, 2,i:  23,384,783 msg/sec
         xenium::ramalhete_queue, 3,s:  29,303,221 msg/sec
         xenium::ramalhete_queue, 3,i:  28,735,342 msg/sec
         xenium::ramalhete_queue, 4,s:  33,748,084 msg/sec
         xenium::ramalhete_queue, 4,i:  33,494,285 msg/sec
         xenium::ramalhete_queue, 5,s:  32,175,504 msg/sec
         xenium::ramalhete_queue, 5,i:  36,066,117 msg/sec
         xenium::ramalhete_queue, 6,s:  34,272,834 msg/sec
         xenium::ramalhete_queue, 6,i:  38,624,956 msg/sec
         xenium::ramalhete_queue, 7,s:  35,068,718 msg/sec
         xenium::ramalhete_queue, 7,i:  40,969,395 msg/sec
         xenium::ramalhete_queue, 8,s:  35,714,296 msg/sec
         xenium::ramalhete_queue, 8,i:  43,938,333 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,325,165 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,886,983 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,101,731 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,853,121 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,647,504 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,727,376 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,547,290 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,549,221 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,868,874 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,424,766 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,845,771 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,170,280 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,261,302 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,990,375 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,430,029 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,221,537 msg/sec
                     AtomicQueue, 1,s:  57,155,054 msg/sec
                     AtomicQueue, 1,i:  56,655,143 msg/sec
                     AtomicQueue, 2,s:  12,304,998 msg/sec
                     AtomicQueue, 2,i:  11,724,495 msg/sec
                     AtomicQueue, 3,s:  10,792,103 msg/sec
                     AtomicQueue, 3,i:   9,938,324 msg/sec
                     AtomicQueue, 4,s:   8,171,058 msg/sec
                     AtomicQueue, 4,i:   8,186,118 msg/sec
                     AtomicQueue, 5,s:   8,047,394 msg/sec
                     AtomicQueue, 5,i:   8,105,023 msg/sec
                     AtomicQueue, 6,s:   7,870,537 msg/sec
                     AtomicQueue, 6,i:   7,631,262 msg/sec
                     AtomicQueue, 7,s:   7,210,345 msg/sec
                     AtomicQueue, 7,i:   7,972,198 msg/sec
                     AtomicQueue, 8,s:   6,348,877 msg/sec
                     AtomicQueue, 8,i:   7,455,663 msg/sec
                    AtomicQueueB, 1,s:  43,089,766 msg/sec
                    AtomicQueueB, 1,i:  43,129,704 msg/sec
                    AtomicQueueB, 2,s:  11,719,654 msg/sec
                    AtomicQueueB, 2,i:  11,469,763 msg/sec
                    AtomicQueueB, 3,s:  11,061,049 msg/sec
                    AtomicQueueB, 3,i:   9,995,780 msg/sec
                    AtomicQueueB, 4,s:   8,057,879 msg/sec
                    AtomicQueueB, 4,i:   7,991,469 msg/sec
                    AtomicQueueB, 5,s:   7,674,878 msg/sec
                    AtomicQueueB, 5,i:   7,785,212 msg/sec
                    AtomicQueueB, 6,s:   7,279,011 msg/sec
                    AtomicQueueB, 6,i:   7,545,399 msg/sec
                    AtomicQueueB, 7,s:   6,890,864 msg/sec
                    AtomicQueueB, 7,i:   7,744,389 msg/sec
                    AtomicQueueB, 8,s:   6,231,576 msg/sec
                    AtomicQueueB, 8,i:   7,149,204 msg/sec
             OptimistAtomicQueue, 1,s: 768,791,079 msg/sec
             OptimistAtomicQueue, 1,i: 588,455,878 msg/sec
             OptimistAtomicQueue, 2,s:  32,657,659 msg/sec
             OptimistAtomicQueue, 2,i:  32,700,501 msg/sec
             OptimistAtomicQueue, 3,s:  36,674,330 msg/sec
             OptimistAtomicQueue, 3,i:  37,431,716 msg/sec
             OptimistAtomicQueue, 4,s:  39,259,610 msg/sec
             OptimistAtomicQueue, 4,i:  39,396,752 msg/sec
             OptimistAtomicQueue, 5,s:  41,735,896 msg/sec
             OptimistAtomicQueue, 5,i:  47,338,642 msg/sec
             OptimistAtomicQueue, 6,s:  42,604,540 msg/sec
             OptimistAtomicQueue, 6,i:  50,246,791 msg/sec
             OptimistAtomicQueue, 7,s:  44,315,085 msg/sec
             OptimistAtomicQueue, 7,i:  49,479,838 msg/sec
             OptimistAtomicQueue, 8,s:  46,507,748 msg/sec
             OptimistAtomicQueue, 8,i:  48,850,757 msg/sec
            OptimistAtomicQueueB, 1,s: 555,124,023 msg/sec
            OptimistAtomicQueueB, 1,i:  95,541,498 msg/sec
            OptimistAtomicQueueB, 2,s:  32,253,544 msg/sec
            OptimistAtomicQueueB, 2,i:  32,352,816 msg/sec
            OptimistAtomicQueueB, 3,s:  36,229,137 msg/sec
            OptimistAtomicQueueB, 3,i:  36,866,324 msg/sec
            OptimistAtomicQueueB, 4,s:  38,773,583 msg/sec
            OptimistAtomicQueueB, 4,i:  38,713,464 msg/sec
            OptimistAtomicQueueB, 5,s:  40,892,820 msg/sec
            OptimistAtomicQueueB, 5,i:  45,294,877 msg/sec
            OptimistAtomicQueueB, 6,s:  41,136,856 msg/sec
            OptimistAtomicQueueB, 6,i:  49,147,190 msg/sec
            OptimistAtomicQueueB, 7,s:  41,974,757 msg/sec
            OptimistAtomicQueueB, 7,i:  47,852,507 msg/sec
            OptimistAtomicQueueB, 8,s:  44,444,431 msg/sec
            OptimistAtomicQueueB, 8,i:  47,723,778 msg/sec
                    AtomicQueue2, 1,s:  22,835,612 msg/sec
                    AtomicQueue2, 1,i:  22,787,102 msg/sec
                    AtomicQueue2, 2,s:  11,820,935 msg/sec
                    AtomicQueue2, 2,i:  11,531,922 msg/sec
                    AtomicQueue2, 3,s:   9,619,269 msg/sec
                    AtomicQueue2, 3,i:   9,578,690 msg/sec
                    AtomicQueue2, 4,s:   8,064,506 msg/sec
                    AtomicQueue2, 4,i:   8,037,907 msg/sec
                    AtomicQueue2, 5,s:   7,950,422 msg/sec
                    AtomicQueue2, 5,i:   8,045,621 msg/sec
                    AtomicQueue2, 6,s:   7,777,405 msg/sec
                    AtomicQueue2, 6,i:   7,531,508 msg/sec
                    AtomicQueue2, 7,s:   7,162,283 msg/sec
                    AtomicQueue2, 7,i:   7,870,726 msg/sec
                    AtomicQueue2, 8,s:   6,385,883 msg/sec
                    AtomicQueue2, 8,i:   7,356,883 msg/sec
                   AtomicQueueB2, 1,s:  32,783,204 msg/sec
                   AtomicQueueB2, 1,i:  32,609,949 msg/sec
                   AtomicQueueB2, 2,s:  11,434,913 msg/sec
                   AtomicQueueB2, 2,i:  11,024,506 msg/sec
                   AtomicQueueB2, 3,s:   9,661,465 msg/sec
                   AtomicQueueB2, 3,i:   9,567,586 msg/sec
                   AtomicQueueB2, 4,s:   7,969,539 msg/sec
                   AtomicQueueB2, 4,i:   7,825,076 msg/sec
                   AtomicQueueB2, 5,s:   7,515,479 msg/sec
                   AtomicQueueB2, 5,i:   7,707,245 msg/sec
                   AtomicQueueB2, 6,s:   7,332,943 msg/sec
                   AtomicQueueB2, 6,i:   7,419,967 msg/sec
                   AtomicQueueB2, 7,s:   6,869,370 msg/sec
                   AtomicQueueB2, 7,i:   7,705,081 msg/sec
                   AtomicQueueB2, 8,s:   6,237,331 msg/sec
                   AtomicQueueB2, 8,i:   7,103,661 msg/sec
            OptimistAtomicQueue2, 1,s: 575,298,274 msg/sec
            OptimistAtomicQueue2, 1,i:  31,945,896 msg/sec
            OptimistAtomicQueue2, 2,s:  24,763,944 msg/sec
            OptimistAtomicQueue2, 2,i:  24,018,101 msg/sec
            OptimistAtomicQueue2, 3,s:  30,449,613 msg/sec
            OptimistAtomicQueue2, 3,i:  29,956,533 msg/sec
            OptimistAtomicQueue2, 4,s:  33,172,120 msg/sec
            OptimistAtomicQueue2, 4,i:  33,134,243 msg/sec
            OptimistAtomicQueue2, 5,s:  37,273,881 msg/sec
            OptimistAtomicQueue2, 5,i:  40,229,258 msg/sec
            OptimistAtomicQueue2, 6,s:  40,423,869 msg/sec
            OptimistAtomicQueue2, 6,i:  49,299,472 msg/sec
            OptimistAtomicQueue2, 7,s:  42,863,632 msg/sec
            OptimistAtomicQueue2, 7,i:  51,492,195 msg/sec
            OptimistAtomicQueue2, 8,s:  43,927,889 msg/sec
            OptimistAtomicQueue2, 8,i:  48,442,139 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,857,745 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,860,744 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,877,902 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,175,840 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,693,647 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,117,071 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,083,090 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,592,332 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,407,823 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,205,337 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,407,399 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,992,712 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,775,829 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,047,421 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,094,346 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,313,396 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000143 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000235 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000443 sec/round-trip
                 tbb::spin_mutex: 0.000000254 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000225 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000143 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[54] 410m:6s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,635,089 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,232,113 msg/sec
          boost::lockfree::queue, 1,s:   6,830,347 msg/sec
          boost::lockfree::queue, 1,i:   6,888,735 msg/sec
          boost::lockfree::queue, 2,s:   7,597,804 msg/sec
          boost::lockfree::queue, 2,i:   7,486,710 msg/sec
          boost::lockfree::queue, 3,s:   7,438,205 msg/sec
          boost::lockfree::queue, 3,i:   7,568,055 msg/sec
          boost::lockfree::queue, 4,s:   6,431,626 msg/sec
          boost::lockfree::queue, 4,i:   6,815,772 msg/sec
          boost::lockfree::queue, 5,s:   6,405,173 msg/sec
          boost::lockfree::queue, 5,i:   6,773,852 msg/sec
          boost::lockfree::queue, 6,s:   5,956,759 msg/sec
          boost::lockfree::queue, 6,i:   6,107,805 msg/sec
          boost::lockfree::queue, 7,s:   6,033,300 msg/sec
          boost::lockfree::queue, 7,i:   5,942,948 msg/sec
          boost::lockfree::queue, 8,s:   5,486,100 msg/sec
          boost::lockfree::queue, 8,i:   5,559,890 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 479,153,584 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 478,972,221 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,892,258 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,762,787 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,723,076 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,452,089 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,757,730 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,809,652 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,457,348 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,474,252 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,309,902 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,424,650 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,390,533 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  33,085,178 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,006,992 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  36,554,231 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,523,729 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,118,049 msg/sec
                pthread_spinlock, 1,s:  29,541,559 msg/sec
                pthread_spinlock, 1,i:  25,429,261 msg/sec
                pthread_spinlock, 2,s:  15,683,777 msg/sec
                pthread_spinlock, 2,i:  16,946,423 msg/sec
                pthread_spinlock, 3,s:   8,264,265 msg/sec
                pthread_spinlock, 3,i:  12,037,709 msg/sec
                pthread_spinlock, 4,s:   6,512,739 msg/sec
                pthread_spinlock, 4,i:   9,144,982 msg/sec
                pthread_spinlock, 5,s:   8,649,253 msg/sec
                pthread_spinlock, 5,i:   9,341,354 msg/sec
                pthread_spinlock, 6,s:   8,525,650 msg/sec
                pthread_spinlock, 6,i:   8,546,398 msg/sec
                pthread_spinlock, 7,s:   7,975,988 msg/sec
                pthread_spinlock, 7,i:   7,592,171 msg/sec
                pthread_spinlock, 8,s:   6,671,411 msg/sec
                pthread_spinlock, 8,i:   7,488,806 msg/sec
                      std::mutex, 1,s:   6,855,162 msg/sec
                      std::mutex, 1,i:   6,432,385 msg/sec
                      std::mutex, 2,s:   5,680,948 msg/sec
                      std::mutex, 2,i:   5,907,301 msg/sec
                      std::mutex, 3,s:   5,931,887 msg/sec
                      std::mutex, 3,i:   5,956,926 msg/sec
                      std::mutex, 4,s:   6,014,029 msg/sec
                      std::mutex, 4,i:   6,154,194 msg/sec
                      std::mutex, 5,s:   5,891,941 msg/sec
                      std::mutex, 5,i:   6,062,209 msg/sec
                      std::mutex, 6,s:   5,845,319 msg/sec
                      std::mutex, 6,i:   5,836,279 msg/sec
                      std::mutex, 7,s:   5,723,243 msg/sec
                      std::mutex, 7,i:   5,691,233 msg/sec
                      std::mutex, 8,s:   5,588,051 msg/sec
                      std::mutex, 8,i:   5,611,384 msg/sec
                 tbb::spin_mutex, 1,s:  37,892,868 msg/sec
                 tbb::spin_mutex, 1,i:  33,030,951 msg/sec
                 tbb::spin_mutex, 2,s:  21,114,428 msg/sec
                 tbb::spin_mutex, 2,i:  18,374,486 msg/sec
                 tbb::spin_mutex, 3,s:   7,640,134 msg/sec
                 tbb::spin_mutex, 3,i:  10,205,803 msg/sec
                 tbb::spin_mutex, 4,s:   3,220,033 msg/sec
                 tbb::spin_mutex, 4,i:   6,352,778 msg/sec
                 tbb::spin_mutex, 5,s:   5,455,311 msg/sec
                 tbb::spin_mutex, 5,i:   5,461,743 msg/sec
                 tbb::spin_mutex, 6,s:   5,337,245 msg/sec
                 tbb::spin_mutex, 6,i:   4,382,884 msg/sec
                 tbb::spin_mutex, 7,s:   4,867,630 msg/sec
                 tbb::spin_mutex, 7,i:   4,339,247 msg/sec
                 tbb::spin_mutex, 8,s:   4,251,925 msg/sec
                 tbb::spin_mutex, 8,i:   4,071,692 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,196,137 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,306,340 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,725,853 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,147,502 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,176,791 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,060,776 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,416,248 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,295,021 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,752,318 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,856,017 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,980,586 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,941,310 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,939,074 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,980,102 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,952,782 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,082,553 msg/sec
     xenium::michael_scott_queue, 1,s:   9,070,997 msg/sec
     xenium::michael_scott_queue, 1,i:   9,004,668 msg/sec
     xenium::michael_scott_queue, 2,s:   8,459,205 msg/sec
     xenium::michael_scott_queue, 2,i:   8,434,141 msg/sec
     xenium::michael_scott_queue, 3,s:   7,247,049 msg/sec
     xenium::michael_scott_queue, 3,i:   7,572,429 msg/sec
     xenium::michael_scott_queue, 4,s:   6,177,715 msg/sec
     xenium::michael_scott_queue, 4,i:   6,447,388 msg/sec
     xenium::michael_scott_queue, 5,s:   6,270,015 msg/sec
     xenium::michael_scott_queue, 5,i:   6,617,933 msg/sec
     xenium::michael_scott_queue, 6,s:   6,495,589 msg/sec
     xenium::michael_scott_queue, 6,i:   6,771,786 msg/sec
     xenium::michael_scott_queue, 7,s:   6,269,014 msg/sec
     xenium::michael_scott_queue, 7,i:   6,472,258 msg/sec
     xenium::michael_scott_queue, 8,s:   5,947,714 msg/sec
     xenium::michael_scott_queue, 8,i:   6,068,867 msg/sec
         xenium::ramalhete_queue, 1,s:  32,078,809 msg/sec
         xenium::ramalhete_queue, 1,i:  31,985,528 msg/sec
         xenium::ramalhete_queue, 2,s:  23,660,171 msg/sec
         xenium::ramalhete_queue, 2,i:  23,341,627 msg/sec
         xenium::ramalhete_queue, 3,s:  29,174,939 msg/sec
         xenium::ramalhete_queue, 3,i:  28,345,964 msg/sec
         xenium::ramalhete_queue, 4,s:  33,866,879 msg/sec
         xenium::ramalhete_queue, 4,i:  33,369,517 msg/sec
         xenium::ramalhete_queue, 5,s:  32,220,050 msg/sec
         xenium::ramalhete_queue, 5,i:  36,072,174 msg/sec
         xenium::ramalhete_queue, 6,s:  34,145,448 msg/sec
         xenium::ramalhete_queue, 6,i:  39,060,520 msg/sec
         xenium::ramalhete_queue, 7,s:  35,100,531 msg/sec
         xenium::ramalhete_queue, 7,i:  41,544,591 msg/sec
         xenium::ramalhete_queue, 8,s:  35,509,548 msg/sec
         xenium::ramalhete_queue, 8,i:  43,965,850 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,141,980 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,380,247 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,951,974 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,953,161 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,583,670 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,559,525 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,565,633 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,282,414 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,815,476 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,310,318 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,992,893 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,403,347 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,214,267 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,045,425 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,376,267 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,316,103 msg/sec
                     AtomicQueue, 1,s:  58,168,309 msg/sec
                     AtomicQueue, 1,i:  56,452,082 msg/sec
                     AtomicQueue, 2,s:  12,215,814 msg/sec
                     AtomicQueue, 2,i:  11,717,891 msg/sec
                     AtomicQueue, 3,s:  10,811,891 msg/sec
                     AtomicQueue, 3,i:   9,961,748 msg/sec
                     AtomicQueue, 4,s:   8,152,625 msg/sec
                     AtomicQueue, 4,i:   8,230,421 msg/sec
                     AtomicQueue, 5,s:   8,056,930 msg/sec
                     AtomicQueue, 5,i:   8,107,768 msg/sec
                     AtomicQueue, 6,s:   7,968,291 msg/sec
                     AtomicQueue, 6,i:   7,598,214 msg/sec
                     AtomicQueue, 7,s:   7,102,145 msg/sec
                     AtomicQueue, 7,i:   7,969,120 msg/sec
                     AtomicQueue, 8,s:   6,359,165 msg/sec
                     AtomicQueue, 8,i:   7,460,139 msg/sec
                    AtomicQueueB, 1,s:  43,077,322 msg/sec
                    AtomicQueueB, 1,i:  44,440,795 msg/sec
                    AtomicQueueB, 2,s:  11,945,975 msg/sec
                    AtomicQueueB, 2,i:  11,516,729 msg/sec
                    AtomicQueueB, 3,s:  10,951,758 msg/sec
                    AtomicQueueB, 3,i:  10,145,502 msg/sec
                    AtomicQueueB, 4,s:   8,070,105 msg/sec
                    AtomicQueueB, 4,i:   8,098,180 msg/sec
                    AtomicQueueB, 5,s:   7,607,858 msg/sec
                    AtomicQueueB, 5,i:   7,835,873 msg/sec
                    AtomicQueueB, 6,s:   7,369,644 msg/sec
                    AtomicQueueB, 6,i:   7,515,939 msg/sec
                    AtomicQueueB, 7,s:   6,911,221 msg/sec
                    AtomicQueueB, 7,i:   7,730,801 msg/sec
                    AtomicQueueB, 8,s:   6,194,997 msg/sec
                    AtomicQueueB, 8,i:   7,127,716 msg/sec
             OptimistAtomicQueue, 1,s: 710,719,678 msg/sec
             OptimistAtomicQueue, 1,i: 517,332,916 msg/sec
             OptimistAtomicQueue, 2,s:  31,797,501 msg/sec
             OptimistAtomicQueue, 2,i:  31,896,838 msg/sec
             OptimistAtomicQueue, 3,s:  36,564,836 msg/sec
             OptimistAtomicQueue, 3,i:  37,406,963 msg/sec
             OptimistAtomicQueue, 4,s:  39,272,915 msg/sec
             OptimistAtomicQueue, 4,i:  39,413,217 msg/sec
             OptimistAtomicQueue, 5,s:  42,515,041 msg/sec
             OptimistAtomicQueue, 5,i:  47,350,099 msg/sec
             OptimistAtomicQueue, 6,s:  42,767,759 msg/sec
             OptimistAtomicQueue, 6,i:  50,352,396 msg/sec
             OptimistAtomicQueue, 7,s:  44,157,348 msg/sec
             OptimistAtomicQueue, 7,i:  52,975,710 msg/sec
             OptimistAtomicQueue, 8,s:  46,473,245 msg/sec
             OptimistAtomicQueue, 8,i:  49,360,013 msg/sec
            OptimistAtomicQueueB, 1,s:  77,786,355 msg/sec
            OptimistAtomicQueueB, 1,i:  76,611,167 msg/sec
            OptimistAtomicQueueB, 2,s:  32,176,063 msg/sec
            OptimistAtomicQueueB, 2,i:  32,117,312 msg/sec
            OptimistAtomicQueueB, 3,s:  36,294,413 msg/sec
            OptimistAtomicQueueB, 3,i:  36,970,553 msg/sec
            OptimistAtomicQueueB, 4,s:  38,748,683 msg/sec
            OptimistAtomicQueueB, 4,i:  38,635,106 msg/sec
            OptimistAtomicQueueB, 5,s:  40,627,848 msg/sec
            OptimistAtomicQueueB, 5,i:  45,455,211 msg/sec
            OptimistAtomicQueueB, 6,s:  41,297,714 msg/sec
            OptimistAtomicQueueB, 6,i:  49,127,593 msg/sec
            OptimistAtomicQueueB, 7,s:  41,881,962 msg/sec
            OptimistAtomicQueueB, 7,i:  50,459,948 msg/sec
            OptimistAtomicQueueB, 8,s:  44,416,018 msg/sec
            OptimistAtomicQueueB, 8,i:  47,780,193 msg/sec
                    AtomicQueue2, 1,s:  23,338,076 msg/sec
                    AtomicQueue2, 1,i:  23,345,687 msg/sec
                    AtomicQueue2, 2,s:  11,874,426 msg/sec
                    AtomicQueue2, 2,i:  11,401,948 msg/sec
                    AtomicQueue2, 3,s:   9,468,719 msg/sec
                    AtomicQueue2, 3,i:   9,440,787 msg/sec
                    AtomicQueue2, 4,s:   7,979,776 msg/sec
                    AtomicQueue2, 4,i:   8,010,074 msg/sec
                    AtomicQueue2, 5,s:   7,932,887 msg/sec
                    AtomicQueue2, 5,i:   8,028,237 msg/sec
                    AtomicQueue2, 6,s:   7,791,054 msg/sec
                    AtomicQueue2, 6,i:   7,521,181 msg/sec
                    AtomicQueue2, 7,s:   7,173,898 msg/sec
                    AtomicQueue2, 7,i:   7,903,874 msg/sec
                    AtomicQueue2, 8,s:   6,410,793 msg/sec
                    AtomicQueue2, 8,i:   7,360,941 msg/sec
                   AtomicQueueB2, 1,s:  35,855,870 msg/sec
                   AtomicQueueB2, 1,i:  32,593,579 msg/sec
                   AtomicQueueB2, 2,s:  11,459,014 msg/sec
                   AtomicQueueB2, 2,i:  11,104,170 msg/sec
                   AtomicQueueB2, 3,s:   9,631,675 msg/sec
                   AtomicQueueB2, 3,i:   9,531,918 msg/sec
                   AtomicQueueB2, 4,s:   8,003,482 msg/sec
                   AtomicQueueB2, 4,i:   7,781,998 msg/sec
                   AtomicQueueB2, 5,s:   7,441,878 msg/sec
                   AtomicQueueB2, 5,i:   7,693,670 msg/sec
                   AtomicQueueB2, 6,s:   7,266,770 msg/sec
                   AtomicQueueB2, 6,i:   7,453,341 msg/sec
                   AtomicQueueB2, 7,s:   6,934,186 msg/sec
                   AtomicQueueB2, 7,i:   7,681,815 msg/sec
                   AtomicQueueB2, 8,s:   6,252,454 msg/sec
                   AtomicQueueB2, 8,i:   6,964,404 msg/sec
            OptimistAtomicQueue2, 1,s: 423,695,420 msg/sec
            OptimistAtomicQueue2, 1,i: 426,344,691 msg/sec
            OptimistAtomicQueue2, 2,s:  24,246,592 msg/sec
            OptimistAtomicQueue2, 2,i:  24,022,447 msg/sec
            OptimistAtomicQueue2, 3,s:  30,327,013 msg/sec
            OptimistAtomicQueue2, 3,i:  30,431,519 msg/sec
            OptimistAtomicQueue2, 4,s:  33,682,932 msg/sec
            OptimistAtomicQueue2, 4,i:  33,118,941 msg/sec
            OptimistAtomicQueue2, 5,s:  37,311,700 msg/sec
            OptimistAtomicQueue2, 5,i:  40,119,081 msg/sec
            OptimistAtomicQueue2, 6,s:  40,323,993 msg/sec
            OptimistAtomicQueue2, 6,i:  49,299,320 msg/sec
            OptimistAtomicQueue2, 7,s:  43,052,268 msg/sec
            OptimistAtomicQueue2, 7,i:  47,971,680 msg/sec
            OptimistAtomicQueue2, 8,s:  43,777,772 msg/sec
            OptimistAtomicQueue2, 8,i:  48,354,181 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,855,512 msg/sec
           OptimistAtomicQueueB2, 1,i:  32,486,162 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,484,527 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,073,351 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,665,742 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,227,762 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,258,884 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,851,896 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,811,692 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,299,396 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,520,254 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,486,987 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,043,145 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,465,113 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,111,534 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,153,653 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000233 sec/round-trip
                pthread_spinlock: 0.000000249 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000363 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[55] 408m:47s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,263,398 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,407,042 msg/sec
          boost::lockfree::queue, 1,s:   6,934,396 msg/sec
          boost::lockfree::queue, 1,i:   6,937,072 msg/sec
          boost::lockfree::queue, 2,s:   7,678,211 msg/sec
          boost::lockfree::queue, 2,i:   7,465,310 msg/sec
          boost::lockfree::queue, 3,s:   7,354,782 msg/sec
          boost::lockfree::queue, 3,i:   7,570,919 msg/sec
          boost::lockfree::queue, 4,s:   6,428,695 msg/sec
          boost::lockfree::queue, 4,i:   6,817,482 msg/sec
          boost::lockfree::queue, 5,s:   6,438,949 msg/sec
          boost::lockfree::queue, 5,i:   6,470,264 msg/sec
          boost::lockfree::queue, 6,s:   6,016,232 msg/sec
          boost::lockfree::queue, 6,i:   6,138,974 msg/sec
          boost::lockfree::queue, 7,s:   6,048,630 msg/sec
          boost::lockfree::queue, 7,i:   5,945,198 msg/sec
          boost::lockfree::queue, 8,s:   5,465,148 msg/sec
          boost::lockfree::queue, 8,i:   5,603,728 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  82,205,967 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  70,243,562 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,829,115 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,439,096 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,733,938 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  51,290,518 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,103,055 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,237,604 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  40,926,787 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,253,572 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,573,633 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,991,696 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  46,951,462 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,538,434 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,178,055 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,735,801 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,369,986 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,022,604 msg/sec
                pthread_spinlock, 1,s:  28,825,013 msg/sec
                pthread_spinlock, 1,i:  25,404,181 msg/sec
                pthread_spinlock, 2,s:  15,596,844 msg/sec
                pthread_spinlock, 2,i:  16,904,412 msg/sec
                pthread_spinlock, 3,s:   8,275,376 msg/sec
                pthread_spinlock, 3,i:  12,030,782 msg/sec
                pthread_spinlock, 4,s:   6,464,166 msg/sec
                pthread_spinlock, 4,i:   9,276,953 msg/sec
                pthread_spinlock, 5,s:   8,539,369 msg/sec
                pthread_spinlock, 5,i:   9,101,566 msg/sec
                pthread_spinlock, 6,s:   8,279,684 msg/sec
                pthread_spinlock, 6,i:   8,437,167 msg/sec
                pthread_spinlock, 7,s:   7,566,484 msg/sec
                pthread_spinlock, 7,i:   7,850,965 msg/sec
                pthread_spinlock, 8,s:   6,665,118 msg/sec
                pthread_spinlock, 8,i:   7,483,835 msg/sec
                      std::mutex, 1,s:   6,881,985 msg/sec
                      std::mutex, 1,i:   7,638,161 msg/sec
                      std::mutex, 2,s:   6,204,878 msg/sec
                      std::mutex, 2,i:   6,303,679 msg/sec
                      std::mutex, 3,s:   6,124,865 msg/sec
                      std::mutex, 3,i:   6,066,243 msg/sec
                      std::mutex, 4,s:   6,182,305 msg/sec
                      std::mutex, 4,i:   6,252,965 msg/sec
                      std::mutex, 5,s:   5,972,936 msg/sec
                      std::mutex, 5,i:   6,092,104 msg/sec
                      std::mutex, 6,s:   5,817,378 msg/sec
                      std::mutex, 6,i:   5,872,302 msg/sec
                      std::mutex, 7,s:   5,763,189 msg/sec
                      std::mutex, 7,i:   5,765,062 msg/sec
                      std::mutex, 8,s:   5,664,214 msg/sec
                      std::mutex, 8,i:   5,697,700 msg/sec
                 tbb::spin_mutex, 1,s:  37,803,361 msg/sec
                 tbb::spin_mutex, 1,i:  38,112,298 msg/sec
                 tbb::spin_mutex, 2,s:  21,249,988 msg/sec
                 tbb::spin_mutex, 2,i:  18,475,389 msg/sec
                 tbb::spin_mutex, 3,s:   8,505,561 msg/sec
                 tbb::spin_mutex, 3,i:  11,178,971 msg/sec
                 tbb::spin_mutex, 4,s:   3,148,166 msg/sec
                 tbb::spin_mutex, 4,i:   6,413,654 msg/sec
                 tbb::spin_mutex, 5,s:   5,567,873 msg/sec
                 tbb::spin_mutex, 5,i:   5,837,758 msg/sec
                 tbb::spin_mutex, 6,s:   5,340,534 msg/sec
                 tbb::spin_mutex, 6,i:   4,375,813 msg/sec
                 tbb::spin_mutex, 7,s:   4,844,054 msg/sec
                 tbb::spin_mutex, 7,i:   4,362,651 msg/sec
                 tbb::spin_mutex, 8,s:   4,260,926 msg/sec
                 tbb::spin_mutex, 8,i:   4,158,471 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,293,572 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,380,270 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,933,222 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,414,610 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,266,059 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,923,172 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,407,660 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,289,927 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,657,781 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,840,877 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,072,669 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,874,291 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,988,982 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,945,389 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,947,537 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,095,441 msg/sec
     xenium::michael_scott_queue, 1,s:   9,332,367 msg/sec
     xenium::michael_scott_queue, 1,i:   9,355,377 msg/sec
     xenium::michael_scott_queue, 2,s:   8,600,790 msg/sec
     xenium::michael_scott_queue, 2,i:   8,508,761 msg/sec
     xenium::michael_scott_queue, 3,s:   7,124,816 msg/sec
     xenium::michael_scott_queue, 3,i:   7,606,269 msg/sec
     xenium::michael_scott_queue, 4,s:   6,386,343 msg/sec
     xenium::michael_scott_queue, 4,i:   6,387,155 msg/sec
     xenium::michael_scott_queue, 5,s:   6,324,059 msg/sec
     xenium::michael_scott_queue, 5,i:   6,638,719 msg/sec
     xenium::michael_scott_queue, 6,s:   6,552,511 msg/sec
     xenium::michael_scott_queue, 6,i:   6,915,260 msg/sec
     xenium::michael_scott_queue, 7,s:   6,362,391 msg/sec
     xenium::michael_scott_queue, 7,i:   6,411,217 msg/sec
     xenium::michael_scott_queue, 8,s:   6,078,438 msg/sec
     xenium::michael_scott_queue, 8,i:   6,088,140 msg/sec
         xenium::ramalhete_queue, 1,s:  32,422,178 msg/sec
         xenium::ramalhete_queue, 1,i:  33,115,015 msg/sec
         xenium::ramalhete_queue, 2,s:  23,659,131 msg/sec
         xenium::ramalhete_queue, 2,i:  23,900,223 msg/sec
         xenium::ramalhete_queue, 3,s:  29,072,867 msg/sec
         xenium::ramalhete_queue, 3,i:  28,425,551 msg/sec
         xenium::ramalhete_queue, 4,s:  33,685,212 msg/sec
         xenium::ramalhete_queue, 4,i:  33,433,055 msg/sec
         xenium::ramalhete_queue, 5,s:  31,980,797 msg/sec
         xenium::ramalhete_queue, 5,i:  36,230,949 msg/sec
         xenium::ramalhete_queue, 6,s:  34,072,589 msg/sec
         xenium::ramalhete_queue, 6,i:  39,729,420 msg/sec
         xenium::ramalhete_queue, 7,s:  35,077,575 msg/sec
         xenium::ramalhete_queue, 7,i:  41,029,155 msg/sec
         xenium::ramalhete_queue, 8,s:  35,553,249 msg/sec
         xenium::ramalhete_queue, 8,i:  43,895,664 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,828,118 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,752,257 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,738,467 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,590,360 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,583,337 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,468,857 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,557,095 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,144,768 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,245,022 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,258,332 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,973,927 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,579,804 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,267,687 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,110,833 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,409,093 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,255,716 msg/sec
                     AtomicQueue, 1,s:  60,637,647 msg/sec
                     AtomicQueue, 1,i:  57,094,299 msg/sec
                     AtomicQueue, 2,s:  12,225,488 msg/sec
                     AtomicQueue, 2,i:  11,727,882 msg/sec
                     AtomicQueue, 3,s:  10,685,929 msg/sec
                     AtomicQueue, 3,i:   9,843,493 msg/sec
                     AtomicQueue, 4,s:   8,235,719 msg/sec
                     AtomicQueue, 4,i:   8,170,646 msg/sec
                     AtomicQueue, 5,s:   7,993,255 msg/sec
                     AtomicQueue, 5,i:   8,071,236 msg/sec
                     AtomicQueue, 6,s:   7,753,326 msg/sec
                     AtomicQueue, 6,i:   7,607,917 msg/sec
                     AtomicQueue, 7,s:   7,047,708 msg/sec
                     AtomicQueue, 7,i:   7,978,927 msg/sec
                     AtomicQueue, 8,s:   6,358,159 msg/sec
                     AtomicQueue, 8,i:   7,469,272 msg/sec
                    AtomicQueueB, 1,s:  43,991,145 msg/sec
                    AtomicQueueB, 1,i:  42,997,912 msg/sec
                    AtomicQueueB, 2,s:  11,862,096 msg/sec
                    AtomicQueueB, 2,i:  11,506,371 msg/sec
                    AtomicQueueB, 3,s:  10,982,854 msg/sec
                    AtomicQueueB, 3,i:  10,241,444 msg/sec
                    AtomicQueueB, 4,s:   8,024,718 msg/sec
                    AtomicQueueB, 4,i:   7,957,825 msg/sec
                    AtomicQueueB, 5,s:   7,639,139 msg/sec
                    AtomicQueueB, 5,i:   7,792,122 msg/sec
                    AtomicQueueB, 6,s:   7,125,974 msg/sec
                    AtomicQueueB, 6,i:   7,538,622 msg/sec
                    AtomicQueueB, 7,s:   6,812,420 msg/sec
                    AtomicQueueB, 7,i:   7,747,365 msg/sec
                    AtomicQueueB, 8,s:   6,290,889 msg/sec
                    AtomicQueueB, 8,i:   7,140,079 msg/sec
             OptimistAtomicQueue, 1,s: 707,249,216 msg/sec
             OptimistAtomicQueue, 1,i: 545,471,231 msg/sec
             OptimistAtomicQueue, 2,s:  32,648,267 msg/sec
             OptimistAtomicQueue, 2,i:  32,717,166 msg/sec
             OptimistAtomicQueue, 3,s:  36,687,928 msg/sec
             OptimistAtomicQueue, 3,i:  37,513,640 msg/sec
             OptimistAtomicQueue, 4,s:  39,305,854 msg/sec
             OptimistAtomicQueue, 4,i:  39,381,740 msg/sec
             OptimistAtomicQueue, 5,s:  42,465,101 msg/sec
             OptimistAtomicQueue, 5,i:  46,517,638 msg/sec
             OptimistAtomicQueue, 6,s:  42,629,669 msg/sec
             OptimistAtomicQueue, 6,i:  50,512,961 msg/sec
             OptimistAtomicQueue, 7,s:  44,078,264 msg/sec
             OptimistAtomicQueue, 7,i:  53,041,310 msg/sec
             OptimistAtomicQueue, 8,s:  46,432,918 msg/sec
             OptimistAtomicQueue, 8,i:  49,189,819 msg/sec
            OptimistAtomicQueueB, 1,s: 430,584,457 msg/sec
            OptimistAtomicQueueB, 1,i:  77,775,437 msg/sec
            OptimistAtomicQueueB, 2,s:  32,001,725 msg/sec
            OptimistAtomicQueueB, 2,i:  31,615,865 msg/sec
            OptimistAtomicQueueB, 3,s:  36,247,889 msg/sec
            OptimistAtomicQueueB, 3,i:  36,861,788 msg/sec
            OptimistAtomicQueueB, 4,s:  38,643,949 msg/sec
            OptimistAtomicQueueB, 4,i:  38,588,090 msg/sec
            OptimistAtomicQueueB, 5,s:  40,996,377 msg/sec
            OptimistAtomicQueueB, 5,i:  45,080,408 msg/sec
            OptimistAtomicQueueB, 6,s:  41,073,937 msg/sec
            OptimistAtomicQueueB, 6,i:  49,061,965 msg/sec
            OptimistAtomicQueueB, 7,s:  42,119,984 msg/sec
            OptimistAtomicQueueB, 7,i:  48,007,970 msg/sec
            OptimistAtomicQueueB, 8,s:  44,240,480 msg/sec
            OptimistAtomicQueueB, 8,i:  47,517,370 msg/sec
                    AtomicQueue2, 1,s:  22,911,188 msg/sec
                    AtomicQueue2, 1,i:  22,934,294 msg/sec
                    AtomicQueue2, 2,s:  11,921,458 msg/sec
                    AtomicQueue2, 2,i:  11,533,052 msg/sec
                    AtomicQueue2, 3,s:   9,474,788 msg/sec
                    AtomicQueue2, 3,i:   9,540,564 msg/sec
                    AtomicQueue2, 4,s:   8,132,446 msg/sec
                    AtomicQueue2, 4,i:   8,025,284 msg/sec
                    AtomicQueue2, 5,s:   7,907,511 msg/sec
                    AtomicQueue2, 5,i:   8,075,827 msg/sec
                    AtomicQueue2, 6,s:   7,735,069 msg/sec
                    AtomicQueue2, 6,i:   7,507,141 msg/sec
                    AtomicQueue2, 7,s:   7,097,301 msg/sec
                    AtomicQueue2, 7,i:   7,864,696 msg/sec
                    AtomicQueue2, 8,s:   6,395,753 msg/sec
                    AtomicQueue2, 8,i:   7,240,131 msg/sec
                   AtomicQueueB2, 1,s:  36,041,101 msg/sec
                   AtomicQueueB2, 1,i:  32,636,568 msg/sec
                   AtomicQueueB2, 2,s:  11,426,109 msg/sec
                   AtomicQueueB2, 2,i:  11,080,263 msg/sec
                   AtomicQueueB2, 3,s:   9,684,390 msg/sec
                   AtomicQueueB2, 3,i:   9,645,856 msg/sec
                   AtomicQueueB2, 4,s:   7,931,127 msg/sec
                   AtomicQueueB2, 4,i:   7,852,155 msg/sec
                   AtomicQueueB2, 5,s:   7,445,306 msg/sec
                   AtomicQueueB2, 5,i:   7,728,645 msg/sec
                   AtomicQueueB2, 6,s:   7,249,781 msg/sec
                   AtomicQueueB2, 6,i:   7,498,374 msg/sec
                   AtomicQueueB2, 7,s:   6,943,005 msg/sec
                   AtomicQueueB2, 7,i:   7,709,817 msg/sec
                   AtomicQueueB2, 8,s:   6,290,813 msg/sec
                   AtomicQueueB2, 8,i:   6,956,692 msg/sec
            OptimistAtomicQueue2, 1,s: 543,031,882 msg/sec
            OptimistAtomicQueue2, 1,i: 363,099,570 msg/sec
            OptimistAtomicQueue2, 2,s:  26,040,251 msg/sec
            OptimistAtomicQueue2, 2,i:  24,021,248 msg/sec
            OptimistAtomicQueue2, 3,s:  30,337,256 msg/sec
            OptimistAtomicQueue2, 3,i:  29,939,983 msg/sec
            OptimistAtomicQueue2, 4,s:  33,345,164 msg/sec
            OptimistAtomicQueue2, 4,i:  33,419,702 msg/sec
            OptimistAtomicQueue2, 5,s:  37,436,011 msg/sec
            OptimistAtomicQueue2, 5,i:  40,053,658 msg/sec
            OptimistAtomicQueue2, 6,s:  40,095,751 msg/sec
            OptimistAtomicQueue2, 6,i:  49,122,499 msg/sec
            OptimistAtomicQueue2, 7,s:  43,000,200 msg/sec
            OptimistAtomicQueue2, 7,i:  48,082,384 msg/sec
            OptimistAtomicQueue2, 8,s:  43,933,590 msg/sec
            OptimistAtomicQueue2, 8,i:  48,325,990 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,676,703 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,938,556 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,906,233 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,597,880 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,694,862 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,115,009 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,409,013 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,056,026 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,324,769 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,989,475 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,486,149 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,496,057 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,209,279 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,177,596 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,242,679 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,784,817 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000148 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000265 sec/round-trip
                      std::mutex: 0.000000513 sec/round-trip
                 tbb::spin_mutex: 0.000000278 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000271 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000226 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[56] 407m:29s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,248,823 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,244,688 msg/sec
          boost::lockfree::queue, 1,s:   6,842,111 msg/sec
          boost::lockfree::queue, 1,i:   6,942,547 msg/sec
          boost::lockfree::queue, 2,s:   7,606,888 msg/sec
          boost::lockfree::queue, 2,i:   7,600,037 msg/sec
          boost::lockfree::queue, 3,s:   7,375,132 msg/sec
          boost::lockfree::queue, 3,i:   7,587,785 msg/sec
          boost::lockfree::queue, 4,s:   6,404,725 msg/sec
          boost::lockfree::queue, 4,i:   6,752,398 msg/sec
          boost::lockfree::queue, 5,s:   6,459,594 msg/sec
          boost::lockfree::queue, 5,i:   6,482,922 msg/sec
          boost::lockfree::queue, 6,s:   6,038,789 msg/sec
          boost::lockfree::queue, 6,i:   6,105,416 msg/sec
          boost::lockfree::queue, 7,s:   5,935,071 msg/sec
          boost::lockfree::queue, 7,i:   6,124,797 msg/sec
          boost::lockfree::queue, 8,s:   5,516,231 msg/sec
          boost::lockfree::queue, 8,i:   5,537,679 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  65,320,043 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  63,702,255 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,236,638 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,818,579 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,758,562 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,562,654 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,957,633 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,435,798 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,740,356 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,228,949 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,427,392 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,946,629 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,454,468 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,160,138 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,921,370 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,263,955 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,212,025 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,729,604 msg/sec
                pthread_spinlock, 1,s:  28,806,307 msg/sec
                pthread_spinlock, 1,i:  25,371,633 msg/sec
                pthread_spinlock, 2,s:  15,475,872 msg/sec
                pthread_spinlock, 2,i:  17,192,929 msg/sec
                pthread_spinlock, 3,s:   8,318,358 msg/sec
                pthread_spinlock, 3,i:  12,081,536 msg/sec
                pthread_spinlock, 4,s:   6,475,275 msg/sec
                pthread_spinlock, 4,i:   8,876,655 msg/sec
                pthread_spinlock, 5,s:   8,603,041 msg/sec
                pthread_spinlock, 5,i:   9,099,642 msg/sec
                pthread_spinlock, 6,s:   8,326,231 msg/sec
                pthread_spinlock, 6,i:   8,947,207 msg/sec
                pthread_spinlock, 7,s:   7,726,426 msg/sec
                pthread_spinlock, 7,i:   7,645,697 msg/sec
                pthread_spinlock, 8,s:   6,576,974 msg/sec
                pthread_spinlock, 8,i:   7,475,504 msg/sec
                      std::mutex, 1,s:   6,210,344 msg/sec
                      std::mutex, 1,i:   7,151,062 msg/sec
                      std::mutex, 2,s:   6,028,481 msg/sec
                      std::mutex, 2,i:   5,812,221 msg/sec
                      std::mutex, 3,s:   5,592,425 msg/sec
                      std::mutex, 3,i:   5,173,233 msg/sec
                      std::mutex, 4,s:   6,199,221 msg/sec
                      std::mutex, 4,i:   6,398,239 msg/sec
                      std::mutex, 5,s:   6,074,470 msg/sec
                      std::mutex, 5,i:   6,099,306 msg/sec
                      std::mutex, 6,s:   5,924,098 msg/sec
                      std::mutex, 6,i:   5,879,793 msg/sec
                      std::mutex, 7,s:   5,790,613 msg/sec
                      std::mutex, 7,i:   5,759,500 msg/sec
                      std::mutex, 8,s:   5,642,281 msg/sec
                      std::mutex, 8,i:   5,657,878 msg/sec
                 tbb::spin_mutex, 1,s:  37,998,300 msg/sec
                 tbb::spin_mutex, 1,i:  37,906,129 msg/sec
                 tbb::spin_mutex, 2,s:  21,302,648 msg/sec
                 tbb::spin_mutex, 2,i:  18,441,951 msg/sec
                 tbb::spin_mutex, 3,s:   7,558,271 msg/sec
                 tbb::spin_mutex, 3,i:  10,209,716 msg/sec
                 tbb::spin_mutex, 4,s:   3,250,406 msg/sec
                 tbb::spin_mutex, 4,i:   6,360,928 msg/sec
                 tbb::spin_mutex, 5,s:   5,292,895 msg/sec
                 tbb::spin_mutex, 5,i:   5,797,319 msg/sec
                 tbb::spin_mutex, 6,s:   5,293,007 msg/sec
                 tbb::spin_mutex, 6,i:   4,367,209 msg/sec
                 tbb::spin_mutex, 7,s:   4,846,022 msg/sec
                 tbb::spin_mutex, 7,i:   4,325,723 msg/sec
                 tbb::spin_mutex, 8,s:   4,248,152 msg/sec
                 tbb::spin_mutex, 8,i:   4,061,815 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,308,713 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,277,033 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,888,696 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,922,466 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,259,903 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,761,195 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,145,657 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,540,686 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,523,634 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,550,106 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,743,673 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,665,487 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,853,140 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,729,019 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,057,678 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,075,842 msg/sec
     xenium::michael_scott_queue, 1,s:   9,328,508 msg/sec
     xenium::michael_scott_queue, 1,i:   9,308,033 msg/sec
     xenium::michael_scott_queue, 2,s:   8,578,335 msg/sec
     xenium::michael_scott_queue, 2,i:   8,504,766 msg/sec
     xenium::michael_scott_queue, 3,s:   7,156,689 msg/sec
     xenium::michael_scott_queue, 3,i:   7,530,691 msg/sec
     xenium::michael_scott_queue, 4,s:   6,298,466 msg/sec
     xenium::michael_scott_queue, 4,i:   6,329,778 msg/sec
     xenium::michael_scott_queue, 5,s:   6,288,727 msg/sec
     xenium::michael_scott_queue, 5,i:   6,783,652 msg/sec
     xenium::michael_scott_queue, 6,s:   6,492,083 msg/sec
     xenium::michael_scott_queue, 6,i:   6,697,354 msg/sec
     xenium::michael_scott_queue, 7,s:   6,343,095 msg/sec
     xenium::michael_scott_queue, 7,i:   6,629,252 msg/sec
     xenium::michael_scott_queue, 8,s:   6,013,147 msg/sec
     xenium::michael_scott_queue, 8,i:   6,218,389 msg/sec
         xenium::ramalhete_queue, 1,s:  32,605,355 msg/sec
         xenium::ramalhete_queue, 1,i:  31,217,580 msg/sec
         xenium::ramalhete_queue, 2,s:  23,555,498 msg/sec
         xenium::ramalhete_queue, 2,i:  23,366,089 msg/sec
         xenium::ramalhete_queue, 3,s:  29,156,875 msg/sec
         xenium::ramalhete_queue, 3,i:  28,528,261 msg/sec
         xenium::ramalhete_queue, 4,s:  33,843,993 msg/sec
         xenium::ramalhete_queue, 4,i:  33,553,714 msg/sec
         xenium::ramalhete_queue, 5,s:  32,071,949 msg/sec
         xenium::ramalhete_queue, 5,i:  36,147,646 msg/sec
         xenium::ramalhete_queue, 6,s:  34,113,885 msg/sec
         xenium::ramalhete_queue, 6,i:  39,034,539 msg/sec
         xenium::ramalhete_queue, 7,s:  35,208,327 msg/sec
         xenium::ramalhete_queue, 7,i:  41,697,317 msg/sec
         xenium::ramalhete_queue, 8,s:  35,511,201 msg/sec
         xenium::ramalhete_queue, 8,i:  44,400,228 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,509,990 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,661,990 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,791,949 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,107,773 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,891,007 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,467,505 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,510,925 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,253,740 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,938,552 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,383,841 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,042,343 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,194,942 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,128,734 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,936,634 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,435,626 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,201,544 msg/sec
                     AtomicQueue, 1,s:  57,163,893 msg/sec
                     AtomicQueue, 1,i:  56,591,046 msg/sec
                     AtomicQueue, 2,s:  12,181,250 msg/sec
                     AtomicQueue, 2,i:  11,719,929 msg/sec
                     AtomicQueue, 3,s:  10,715,276 msg/sec
                     AtomicQueue, 3,i:   9,958,167 msg/sec
                     AtomicQueue, 4,s:   8,169,355 msg/sec
                     AtomicQueue, 4,i:   8,246,089 msg/sec
                     AtomicQueue, 5,s:   8,028,395 msg/sec
                     AtomicQueue, 5,i:   8,105,318 msg/sec
                     AtomicQueue, 6,s:   7,828,178 msg/sec
                     AtomicQueue, 6,i:   7,569,542 msg/sec
                     AtomicQueue, 7,s:   7,178,521 msg/sec
                     AtomicQueue, 7,i:   7,984,056 msg/sec
                     AtomicQueue, 8,s:   6,367,383 msg/sec
                     AtomicQueue, 8,i:   7,434,994 msg/sec
                    AtomicQueueB, 1,s:  53,382,285 msg/sec
                    AtomicQueueB, 1,i:  43,074,010 msg/sec
                    AtomicQueueB, 2,s:  11,905,734 msg/sec
                    AtomicQueueB, 2,i:  11,498,910 msg/sec
                    AtomicQueueB, 3,s:  11,069,970 msg/sec
                    AtomicQueueB, 3,i:  10,315,802 msg/sec
                    AtomicQueueB, 4,s:   8,077,968 msg/sec
                    AtomicQueueB, 4,i:   8,099,929 msg/sec
                    AtomicQueueB, 5,s:   7,524,763 msg/sec
                    AtomicQueueB, 5,i:   7,801,191 msg/sec
                    AtomicQueueB, 6,s:   7,351,424 msg/sec
                    AtomicQueueB, 6,i:   7,515,007 msg/sec
                    AtomicQueueB, 7,s:   6,873,398 msg/sec
                    AtomicQueueB, 7,i:   7,722,522 msg/sec
                    AtomicQueueB, 8,s:   6,244,877 msg/sec
                    AtomicQueueB, 8,i:   7,110,319 msg/sec
             OptimistAtomicQueue, 1,s: 649,305,956 msg/sec
             OptimistAtomicQueue, 1,i: 527,897,328 msg/sec
             OptimistAtomicQueue, 2,s:  32,610,203 msg/sec
             OptimistAtomicQueue, 2,i:  32,553,190 msg/sec
             OptimistAtomicQueue, 3,s:  36,611,001 msg/sec
             OptimistAtomicQueue, 3,i:  37,407,809 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,374 msg/sec
             OptimistAtomicQueue, 4,i:  39,318,163 msg/sec
             OptimistAtomicQueue, 5,s:  41,632,060 msg/sec
             OptimistAtomicQueue, 5,i:  46,420,891 msg/sec
             OptimistAtomicQueue, 6,s:  42,666,752 msg/sec
             OptimistAtomicQueue, 6,i:  49,845,346 msg/sec
             OptimistAtomicQueue, 7,s:  44,066,839 msg/sec
             OptimistAtomicQueue, 7,i:  49,221,497 msg/sec
             OptimistAtomicQueue, 8,s:  46,465,696 msg/sec
             OptimistAtomicQueue, 8,i:  49,263,284 msg/sec
            OptimistAtomicQueueB, 1,s:  77,850,296 msg/sec
            OptimistAtomicQueueB, 1,i:  76,610,636 msg/sec
            OptimistAtomicQueueB, 2,s:  32,112,459 msg/sec
            OptimistAtomicQueueB, 2,i:  31,716,034 msg/sec
            OptimistAtomicQueueB, 3,s:  36,190,135 msg/sec
            OptimistAtomicQueueB, 3,i:  36,747,567 msg/sec
            OptimistAtomicQueueB, 4,s:  38,763,842 msg/sec
            OptimistAtomicQueueB, 4,i:  38,702,461 msg/sec
            OptimistAtomicQueueB, 5,s:  40,575,789 msg/sec
            OptimistAtomicQueueB, 5,i:  45,370,247 msg/sec
            OptimistAtomicQueueB, 6,s:  41,052,273 msg/sec
            OptimistAtomicQueueB, 6,i:  49,216,021 msg/sec
            OptimistAtomicQueueB, 7,s:  42,314,525 msg/sec
            OptimistAtomicQueueB, 7,i:  51,462,737 msg/sec
            OptimistAtomicQueueB, 8,s:  44,619,096 msg/sec
            OptimistAtomicQueueB, 8,i:  47,948,562 msg/sec
                    AtomicQueue2, 1,s:  22,881,580 msg/sec
                    AtomicQueue2, 1,i:  22,840,682 msg/sec
                    AtomicQueue2, 2,s:  11,813,870 msg/sec
                    AtomicQueue2, 2,i:  11,870,941 msg/sec
                    AtomicQueue2, 3,s:   9,281,755 msg/sec
                    AtomicQueue2, 3,i:   9,454,485 msg/sec
                    AtomicQueue2, 4,s:   8,011,355 msg/sec
                    AtomicQueue2, 4,i:   8,035,478 msg/sec
                    AtomicQueue2, 5,s:   7,854,589 msg/sec
                    AtomicQueue2, 5,i:   8,006,387 msg/sec
                    AtomicQueue2, 6,s:   7,777,932 msg/sec
                    AtomicQueue2, 6,i:   7,543,277 msg/sec
                    AtomicQueue2, 7,s:   7,083,593 msg/sec
                    AtomicQueue2, 7,i:   7,880,416 msg/sec
                    AtomicQueue2, 8,s:   6,411,230 msg/sec
                    AtomicQueue2, 8,i:   7,190,259 msg/sec
                   AtomicQueueB2, 1,s:  32,706,531 msg/sec
                   AtomicQueueB2, 1,i:  32,646,041 msg/sec
                   AtomicQueueB2, 2,s:  11,377,261 msg/sec
                   AtomicQueueB2, 2,i:  11,136,444 msg/sec
                   AtomicQueueB2, 3,s:   9,544,692 msg/sec
                   AtomicQueueB2, 3,i:   9,498,977 msg/sec
                   AtomicQueueB2, 4,s:   7,843,319 msg/sec
                   AtomicQueueB2, 4,i:   7,878,454 msg/sec
                   AtomicQueueB2, 5,s:   7,561,837 msg/sec
                   AtomicQueueB2, 5,i:   7,626,402 msg/sec
                   AtomicQueueB2, 6,s:   7,256,209 msg/sec
                   AtomicQueueB2, 6,i:   7,486,019 msg/sec
                   AtomicQueueB2, 7,s:   6,814,797 msg/sec
                   AtomicQueueB2, 7,i:   7,730,666 msg/sec
                   AtomicQueueB2, 8,s:   6,287,661 msg/sec
                   AtomicQueueB2, 8,i:   7,112,429 msg/sec
            OptimistAtomicQueue2, 1,s: 508,145,186 msg/sec
            OptimistAtomicQueue2, 1,i:  32,177,437 msg/sec
            OptimistAtomicQueue2, 2,s:  24,898,529 msg/sec
            OptimistAtomicQueue2, 2,i:  24,026,597 msg/sec
            OptimistAtomicQueue2, 3,s:  30,313,938 msg/sec
            OptimistAtomicQueue2, 3,i:  29,999,368 msg/sec
            OptimistAtomicQueue2, 4,s:  33,216,227 msg/sec
            OptimistAtomicQueue2, 4,i:  33,346,236 msg/sec
            OptimistAtomicQueue2, 5,s:  37,166,319 msg/sec
            OptimistAtomicQueue2, 5,i:  40,584,157 msg/sec
            OptimistAtomicQueue2, 6,s:  40,069,158 msg/sec
            OptimistAtomicQueue2, 6,i:  49,193,969 msg/sec
            OptimistAtomicQueue2, 7,s:  42,714,841 msg/sec
            OptimistAtomicQueue2, 7,i:  48,042,769 msg/sec
            OptimistAtomicQueue2, 8,s:  44,483,335 msg/sec
            OptimistAtomicQueue2, 8,i:  48,413,052 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,754,306 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,860,764 msg/sec
           OptimistAtomicQueueB2, 2,s:  23,706,201 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,140,985 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,713,924 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,094,719 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,477,982 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,841,291 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,599,911 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,035,229 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,531,201 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,376,807 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,746,704 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,195,256 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,065,705 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,025,271 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000516 sec/round-trip
                 tbb::spin_mutex: 0.000000307 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000262 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[57] 406m:9s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,138,160 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,185,565 msg/sec
          boost::lockfree::queue, 1,s:   6,844,774 msg/sec
          boost::lockfree::queue, 1,i:   6,871,279 msg/sec
          boost::lockfree::queue, 2,s:   7,638,307 msg/sec
          boost::lockfree::queue, 2,i:   7,509,965 msg/sec
          boost::lockfree::queue, 3,s:   7,351,408 msg/sec
          boost::lockfree::queue, 3,i:   7,597,702 msg/sec
          boost::lockfree::queue, 4,s:   6,419,443 msg/sec
          boost::lockfree::queue, 4,i:   6,834,398 msg/sec
          boost::lockfree::queue, 5,s:   6,434,763 msg/sec
          boost::lockfree::queue, 5,i:   6,471,647 msg/sec
          boost::lockfree::queue, 6,s:   6,000,562 msg/sec
          boost::lockfree::queue, 6,i:   6,098,705 msg/sec
          boost::lockfree::queue, 7,s:   5,977,872 msg/sec
          boost::lockfree::queue, 7,i:   5,983,728 msg/sec
          boost::lockfree::queue, 8,s:   5,508,899 msg/sec
          boost::lockfree::queue, 8,i:   5,592,093 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  49,879,086 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  51,908,110 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,003,728 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,550,327 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,618,104 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,468,473 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,760,013 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,241,337 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,909,830 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,424,271 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,427,975 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,054,176 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  30,794,435 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,076,134 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,053,576 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,968,029 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,170,931 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,427,614 msg/sec
                pthread_spinlock, 1,s:  28,846,167 msg/sec
                pthread_spinlock, 1,i:  25,287,458 msg/sec
                pthread_spinlock, 2,s:  15,785,231 msg/sec
                pthread_spinlock, 2,i:  17,054,078 msg/sec
                pthread_spinlock, 3,s:   8,346,277 msg/sec
                pthread_spinlock, 3,i:  12,119,850 msg/sec
                pthread_spinlock, 4,s:   6,466,386 msg/sec
                pthread_spinlock, 4,i:   8,978,200 msg/sec
                pthread_spinlock, 5,s:   8,660,428 msg/sec
                pthread_spinlock, 5,i:   9,477,168 msg/sec
                pthread_spinlock, 6,s:   8,341,048 msg/sec
                pthread_spinlock, 6,i:   8,465,389 msg/sec
                pthread_spinlock, 7,s:   7,527,456 msg/sec
                pthread_spinlock, 7,i:   8,481,983 msg/sec
                pthread_spinlock, 8,s:   6,837,272 msg/sec
                pthread_spinlock, 8,i:   7,428,885 msg/sec
                      std::mutex, 1,s:   6,572,609 msg/sec
                      std::mutex, 1,i:   6,628,266 msg/sec
                      std::mutex, 2,s:   5,070,224 msg/sec
                      std::mutex, 2,i:   5,384,163 msg/sec
                      std::mutex, 3,s:   5,550,806 msg/sec
                      std::mutex, 3,i:   5,983,186 msg/sec
                      std::mutex, 4,s:   6,208,929 msg/sec
                      std::mutex, 4,i:   6,015,663 msg/sec
                      std::mutex, 5,s:   6,048,716 msg/sec
                      std::mutex, 5,i:   6,135,925 msg/sec
                      std::mutex, 6,s:   5,643,370 msg/sec
                      std::mutex, 6,i:   5,878,611 msg/sec
                      std::mutex, 7,s:   5,888,346 msg/sec
                      std::mutex, 7,i:   5,831,211 msg/sec
                      std::mutex, 8,s:   5,761,144 msg/sec
                      std::mutex, 8,i:   5,698,791 msg/sec
                 tbb::spin_mutex, 1,s:  37,831,131 msg/sec
                 tbb::spin_mutex, 1,i:  37,724,471 msg/sec
                 tbb::spin_mutex, 2,s:  21,122,009 msg/sec
                 tbb::spin_mutex, 2,i:  18,494,398 msg/sec
                 tbb::spin_mutex, 3,s:   7,929,264 msg/sec
                 tbb::spin_mutex, 3,i:  10,163,430 msg/sec
                 tbb::spin_mutex, 4,s:   3,032,864 msg/sec
                 tbb::spin_mutex, 4,i:   6,299,458 msg/sec
                 tbb::spin_mutex, 5,s:   5,469,603 msg/sec
                 tbb::spin_mutex, 5,i:   5,653,368 msg/sec
                 tbb::spin_mutex, 6,s:   5,319,447 msg/sec
                 tbb::spin_mutex, 6,i:   4,402,457 msg/sec
                 tbb::spin_mutex, 7,s:   4,875,355 msg/sec
                 tbb::spin_mutex, 7,i:   4,367,259 msg/sec
                 tbb::spin_mutex, 8,s:   4,240,183 msg/sec
                 tbb::spin_mutex, 8,i:   4,176,450 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,124,992 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,088,358 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,834,119 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,984,670 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,285,308 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,326,345 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,069,148 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,229,790 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,646,787 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,369,237 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,626,868 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,755,778 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,655,126 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,073,661 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,743,044 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,915,423 msg/sec
     xenium::michael_scott_queue, 1,s:  10,105,646 msg/sec
     xenium::michael_scott_queue, 1,i:   9,695,202 msg/sec
     xenium::michael_scott_queue, 2,s:   8,603,333 msg/sec
     xenium::michael_scott_queue, 2,i:   8,635,656 msg/sec
     xenium::michael_scott_queue, 3,s:   7,202,284 msg/sec
     xenium::michael_scott_queue, 3,i:   7,563,755 msg/sec
     xenium::michael_scott_queue, 4,s:   6,272,635 msg/sec
     xenium::michael_scott_queue, 4,i:   6,338,032 msg/sec
     xenium::michael_scott_queue, 5,s:   6,311,404 msg/sec
     xenium::michael_scott_queue, 5,i:   6,753,870 msg/sec
     xenium::michael_scott_queue, 6,s:   6,551,621 msg/sec
     xenium::michael_scott_queue, 6,i:   6,672,523 msg/sec
     xenium::michael_scott_queue, 7,s:   6,276,748 msg/sec
     xenium::michael_scott_queue, 7,i:   6,594,785 msg/sec
     xenium::michael_scott_queue, 8,s:   6,012,526 msg/sec
     xenium::michael_scott_queue, 8,i:   6,046,255 msg/sec
         xenium::ramalhete_queue, 1,s:  32,744,049 msg/sec
         xenium::ramalhete_queue, 1,i:  32,147,974 msg/sec
         xenium::ramalhete_queue, 2,s:  23,472,947 msg/sec
         xenium::ramalhete_queue, 2,i:  23,289,292 msg/sec
         xenium::ramalhete_queue, 3,s:  29,243,299 msg/sec
         xenium::ramalhete_queue, 3,i:  28,511,596 msg/sec
         xenium::ramalhete_queue, 4,s:  33,744,981 msg/sec
         xenium::ramalhete_queue, 4,i:  33,489,705 msg/sec
         xenium::ramalhete_queue, 5,s:  32,093,387 msg/sec
         xenium::ramalhete_queue, 5,i:  36,025,561 msg/sec
         xenium::ramalhete_queue, 6,s:  33,936,366 msg/sec
         xenium::ramalhete_queue, 6,i:  39,193,578 msg/sec
         xenium::ramalhete_queue, 7,s:  35,178,112 msg/sec
         xenium::ramalhete_queue, 7,i:  41,151,064 msg/sec
         xenium::ramalhete_queue, 8,s:  35,584,176 msg/sec
         xenium::ramalhete_queue, 8,i:  44,385,582 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,991,714 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,929,784 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,519,115 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,581,616 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,370,421 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,497,139 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,529,149 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,310,688 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,918,092 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,312,334 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,161,155 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,523,438 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,239,130 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,031,728 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,411,930 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,324,695 msg/sec
                     AtomicQueue, 1,s: 266,231,289 msg/sec
                     AtomicQueue, 1,i: 272,847,387 msg/sec
                     AtomicQueue, 2,s:  12,359,123 msg/sec
                     AtomicQueue, 2,i:  11,752,835 msg/sec
                     AtomicQueue, 3,s:  10,737,251 msg/sec
                     AtomicQueue, 3,i:  10,043,292 msg/sec
                     AtomicQueue, 4,s:   8,172,607 msg/sec
                     AtomicQueue, 4,i:   8,185,477 msg/sec
                     AtomicQueue, 5,s:   8,032,063 msg/sec
                     AtomicQueue, 5,i:   8,113,131 msg/sec
                     AtomicQueue, 6,s:   7,585,133 msg/sec
                     AtomicQueue, 6,i:   7,608,047 msg/sec
                     AtomicQueue, 7,s:   7,108,628 msg/sec
                     AtomicQueue, 7,i:   7,986,009 msg/sec
                     AtomicQueue, 8,s:   6,304,764 msg/sec
                     AtomicQueue, 8,i:   7,352,594 msg/sec
                    AtomicQueueB, 1,s:  43,515,794 msg/sec
                    AtomicQueueB, 1,i:  43,070,075 msg/sec
                    AtomicQueueB, 2,s:  11,930,324 msg/sec
                    AtomicQueueB, 2,i:  11,461,072 msg/sec
                    AtomicQueueB, 3,s:  10,966,613 msg/sec
                    AtomicQueueB, 3,i:  10,266,629 msg/sec
                    AtomicQueueB, 4,s:   8,077,993 msg/sec
                    AtomicQueueB, 4,i:   8,084,036 msg/sec
                    AtomicQueueB, 5,s:   7,718,515 msg/sec
                    AtomicQueueB, 5,i:   7,762,026 msg/sec
                    AtomicQueueB, 6,s:   7,356,272 msg/sec
                    AtomicQueueB, 6,i:   7,500,830 msg/sec
                    AtomicQueueB, 7,s:   6,844,676 msg/sec
                    AtomicQueueB, 7,i:   7,735,045 msg/sec
                    AtomicQueueB, 8,s:   6,238,979 msg/sec
                    AtomicQueueB, 8,i:   6,978,535 msg/sec
             OptimistAtomicQueue, 1,s: 700,772,812 msg/sec
             OptimistAtomicQueue, 1,i: 518,187,137 msg/sec
             OptimistAtomicQueue, 2,s:  32,610,515 msg/sec
             OptimistAtomicQueue, 2,i:  32,423,714 msg/sec
             OptimistAtomicQueue, 3,s:  36,639,353 msg/sec
             OptimistAtomicQueue, 3,i:  37,330,197 msg/sec
             OptimistAtomicQueue, 4,s:  39,305,367 msg/sec
             OptimistAtomicQueue, 4,i:  39,412,622 msg/sec
             OptimistAtomicQueue, 5,s:  42,402,003 msg/sec
             OptimistAtomicQueue, 5,i:  46,476,398 msg/sec
             OptimistAtomicQueue, 6,s:  42,664,056 msg/sec
             OptimistAtomicQueue, 6,i:  50,427,478 msg/sec
             OptimistAtomicQueue, 7,s:  43,988,501 msg/sec
             OptimistAtomicQueue, 7,i:  49,283,797 msg/sec
             OptimistAtomicQueue, 8,s:  46,474,567 msg/sec
             OptimistAtomicQueue, 8,i:  48,982,775 msg/sec
            OptimistAtomicQueueB, 1,s: 202,360,597 msg/sec
            OptimistAtomicQueueB, 1,i:  77,728,288 msg/sec
            OptimistAtomicQueueB, 2,s:  32,232,806 msg/sec
            OptimistAtomicQueueB, 2,i:  32,297,996 msg/sec
            OptimistAtomicQueueB, 3,s:  36,299,962 msg/sec
            OptimistAtomicQueueB, 3,i:  36,963,541 msg/sec
            OptimistAtomicQueueB, 4,s:  38,654,996 msg/sec
            OptimistAtomicQueueB, 4,i:  38,502,069 msg/sec
            OptimistAtomicQueueB, 5,s:  40,842,622 msg/sec
            OptimistAtomicQueueB, 5,i:  46,287,373 msg/sec
            OptimistAtomicQueueB, 6,s:  41,249,241 msg/sec
            OptimistAtomicQueueB, 6,i:  48,652,937 msg/sec
            OptimistAtomicQueueB, 7,s:  42,031,295 msg/sec
            OptimistAtomicQueueB, 7,i:  51,220,540 msg/sec
            OptimistAtomicQueueB, 8,s:  44,332,392 msg/sec
            OptimistAtomicQueueB, 8,i:  48,453,952 msg/sec
                    AtomicQueue2, 1,s:  22,930,446 msg/sec
                    AtomicQueue2, 1,i:  22,865,670 msg/sec
                    AtomicQueue2, 2,s:  11,791,929 msg/sec
                    AtomicQueue2, 2,i:  11,477,314 msg/sec
                    AtomicQueue2, 3,s:   9,395,936 msg/sec
                    AtomicQueue2, 3,i:   9,496,585 msg/sec
                    AtomicQueue2, 4,s:   8,005,819 msg/sec
                    AtomicQueue2, 4,i:   8,005,267 msg/sec
                    AtomicQueue2, 5,s:   7,941,039 msg/sec
                    AtomicQueue2, 5,i:   8,020,005 msg/sec
                    AtomicQueue2, 6,s:   7,829,972 msg/sec
                    AtomicQueue2, 6,i:   7,497,478 msg/sec
                    AtomicQueue2, 7,s:   7,109,313 msg/sec
                    AtomicQueue2, 7,i:   7,865,779 msg/sec
                    AtomicQueue2, 8,s:   6,414,194 msg/sec
                    AtomicQueue2, 8,i:   7,329,028 msg/sec
                   AtomicQueueB2, 1,s:  35,833,695 msg/sec
                   AtomicQueueB2, 1,i:  32,607,793 msg/sec
                   AtomicQueueB2, 2,s:  11,466,747 msg/sec
                   AtomicQueueB2, 2,i:  11,110,283 msg/sec
                   AtomicQueueB2, 3,s:   9,611,097 msg/sec
                   AtomicQueueB2, 3,i:   9,548,226 msg/sec
                   AtomicQueueB2, 4,s:   7,995,281 msg/sec
                   AtomicQueueB2, 4,i:   7,765,044 msg/sec
                   AtomicQueueB2, 5,s:   7,455,801 msg/sec
                   AtomicQueueB2, 5,i:   7,738,969 msg/sec
                   AtomicQueueB2, 6,s:   7,057,975 msg/sec
                   AtomicQueueB2, 6,i:   7,427,741 msg/sec
                   AtomicQueueB2, 7,s:   6,952,554 msg/sec
                   AtomicQueueB2, 7,i:   7,689,107 msg/sec
                   AtomicQueueB2, 8,s:   6,257,966 msg/sec
                   AtomicQueueB2, 8,i:   7,051,079 msg/sec
            OptimistAtomicQueue2, 1,s: 374,651,316 msg/sec
            OptimistAtomicQueue2, 1,i:  34,427,104 msg/sec
            OptimistAtomicQueue2, 2,s:  25,822,037 msg/sec
            OptimistAtomicQueue2, 2,i:  25,620,118 msg/sec
            OptimistAtomicQueue2, 3,s:  30,327,319 msg/sec
            OptimistAtomicQueue2, 3,i:  30,045,998 msg/sec
            OptimistAtomicQueue2, 4,s:  33,163,245 msg/sec
            OptimistAtomicQueue2, 4,i:  33,108,644 msg/sec
            OptimistAtomicQueue2, 5,s:  37,247,713 msg/sec
            OptimistAtomicQueue2, 5,i:  43,200,235 msg/sec
            OptimistAtomicQueue2, 6,s:  40,223,705 msg/sec
            OptimistAtomicQueue2, 6,i:  49,168,555 msg/sec
            OptimistAtomicQueue2, 7,s:  42,686,550 msg/sec
            OptimistAtomicQueue2, 7,i:  47,854,946 msg/sec
            OptimistAtomicQueue2, 8,s:  43,827,369 msg/sec
            OptimistAtomicQueue2, 8,i:  48,700,877 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,043,710 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,870,013 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,113,417 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,190,487 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,226,639 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,111,263 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,009,101 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,274,552 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,548,348 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,014,115 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,196,745 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,392,639 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,696,808 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,324,344 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,762,892 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,662,236 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000154 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000451 sec/round-trip
                 tbb::spin_mutex: 0.000000270 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[58] 404m:50s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,029,359 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,243,658 msg/sec
          boost::lockfree::queue, 1,s:   6,848,067 msg/sec
          boost::lockfree::queue, 1,i:   6,928,277 msg/sec
          boost::lockfree::queue, 2,s:   7,590,349 msg/sec
          boost::lockfree::queue, 2,i:   7,520,916 msg/sec
          boost::lockfree::queue, 3,s:   7,405,904 msg/sec
          boost::lockfree::queue, 3,i:   7,528,660 msg/sec
          boost::lockfree::queue, 4,s:   6,424,374 msg/sec
          boost::lockfree::queue, 4,i:   6,792,102 msg/sec
          boost::lockfree::queue, 5,s:   6,422,285 msg/sec
          boost::lockfree::queue, 5,i:   6,440,452 msg/sec
          boost::lockfree::queue, 6,s:   5,976,721 msg/sec
          boost::lockfree::queue, 6,i:   6,101,630 msg/sec
          boost::lockfree::queue, 7,s:   5,925,839 msg/sec
          boost::lockfree::queue, 7,i:   6,016,546 msg/sec
          boost::lockfree::queue, 8,s:   5,522,748 msg/sec
          boost::lockfree::queue, 8,i:   5,596,404 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 457,482,178 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 454,361,334 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,062,512 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,566,978 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,359,560 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,920,361 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,352,910 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,537,593 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,283,153 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  44,416,534 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,619,844 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,498,467 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,494,897 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,314,079 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,010,333 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,734,235 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,313,323 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,828,128 msg/sec
                pthread_spinlock, 1,s:  29,207,512 msg/sec
                pthread_spinlock, 1,i:  28,939,574 msg/sec
                pthread_spinlock, 2,s:  15,427,877 msg/sec
                pthread_spinlock, 2,i:  16,937,670 msg/sec
                pthread_spinlock, 3,s:   8,367,196 msg/sec
                pthread_spinlock, 3,i:  11,976,297 msg/sec
                pthread_spinlock, 4,s:   6,468,182 msg/sec
                pthread_spinlock, 4,i:   9,084,248 msg/sec
                pthread_spinlock, 5,s:   8,758,650 msg/sec
                pthread_spinlock, 5,i:   9,037,673 msg/sec
                pthread_spinlock, 6,s:   8,487,245 msg/sec
                pthread_spinlock, 6,i:   8,567,498 msg/sec
                pthread_spinlock, 7,s:   7,661,945 msg/sec
                pthread_spinlock, 7,i:   7,795,957 msg/sec
                pthread_spinlock, 8,s:   6,737,089 msg/sec
                pthread_spinlock, 8,i:   7,363,073 msg/sec
                      std::mutex, 1,s:   6,645,451 msg/sec
                      std::mutex, 1,i:   7,628,284 msg/sec
                      std::mutex, 2,s:   6,083,784 msg/sec
                      std::mutex, 2,i:   6,199,454 msg/sec
                      std::mutex, 3,s:   6,066,797 msg/sec
                      std::mutex, 3,i:   5,853,390 msg/sec
                      std::mutex, 4,s:   6,142,004 msg/sec
                      std::mutex, 4,i:   5,827,047 msg/sec
                      std::mutex, 5,s:   5,554,073 msg/sec
                      std::mutex, 5,i:   5,723,551 msg/sec
                      std::mutex, 6,s:   5,916,569 msg/sec
                      std::mutex, 6,i:   5,926,686 msg/sec
                      std::mutex, 7,s:   5,764,171 msg/sec
                      std::mutex, 7,i:   5,763,105 msg/sec
                      std::mutex, 8,s:   5,688,570 msg/sec
                      std::mutex, 8,i:   5,667,526 msg/sec
                 tbb::spin_mutex, 1,s:  37,551,021 msg/sec
                 tbb::spin_mutex, 1,i:  37,987,782 msg/sec
                 tbb::spin_mutex, 2,s:  18,032,511 msg/sec
                 tbb::spin_mutex, 2,i:  18,405,405 msg/sec
                 tbb::spin_mutex, 3,s:   8,815,079 msg/sec
                 tbb::spin_mutex, 3,i:  10,168,669 msg/sec
                 tbb::spin_mutex, 4,s:   3,206,950 msg/sec
                 tbb::spin_mutex, 4,i:   6,381,147 msg/sec
                 tbb::spin_mutex, 5,s:   5,520,780 msg/sec
                 tbb::spin_mutex, 5,i:   5,852,336 msg/sec
                 tbb::spin_mutex, 6,s:   5,347,820 msg/sec
                 tbb::spin_mutex, 6,i:   4,332,094 msg/sec
                 tbb::spin_mutex, 7,s:   4,865,051 msg/sec
                 tbb::spin_mutex, 7,i:   4,380,039 msg/sec
                 tbb::spin_mutex, 8,s:   3,800,996 msg/sec
                 tbb::spin_mutex, 8,i:   4,097,637 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,105,930 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,315,511 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,632,059 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,774,640 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,300,825 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,584,799 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,363,271 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,232,110 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,710,217 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,765,081 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,721,999 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,986,396 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,902,829 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,058,519 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,885,355 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,111,481 msg/sec
     xenium::michael_scott_queue, 1,s:   9,260,583 msg/sec
     xenium::michael_scott_queue, 1,i:   9,231,222 msg/sec
     xenium::michael_scott_queue, 2,s:   8,410,097 msg/sec
     xenium::michael_scott_queue, 2,i:   8,388,926 msg/sec
     xenium::michael_scott_queue, 3,s:   7,301,646 msg/sec
     xenium::michael_scott_queue, 3,i:   7,515,759 msg/sec
     xenium::michael_scott_queue, 4,s:   6,293,502 msg/sec
     xenium::michael_scott_queue, 4,i:   6,389,754 msg/sec
     xenium::michael_scott_queue, 5,s:   6,292,405 msg/sec
     xenium::michael_scott_queue, 5,i:   6,555,745 msg/sec
     xenium::michael_scott_queue, 6,s:   6,470,595 msg/sec
     xenium::michael_scott_queue, 6,i:   6,930,233 msg/sec
     xenium::michael_scott_queue, 7,s:   6,274,116 msg/sec
     xenium::michael_scott_queue, 7,i:   6,526,823 msg/sec
     xenium::michael_scott_queue, 8,s:   5,983,208 msg/sec
     xenium::michael_scott_queue, 8,i:   6,117,745 msg/sec
         xenium::ramalhete_queue, 1,s:  31,745,070 msg/sec
         xenium::ramalhete_queue, 1,i:  31,652,213 msg/sec
         xenium::ramalhete_queue, 2,s:  23,513,177 msg/sec
         xenium::ramalhete_queue, 2,i:  23,312,118 msg/sec
         xenium::ramalhete_queue, 3,s:  29,051,415 msg/sec
         xenium::ramalhete_queue, 3,i:  28,429,461 msg/sec
         xenium::ramalhete_queue, 4,s:  33,779,325 msg/sec
         xenium::ramalhete_queue, 4,i:  33,551,915 msg/sec
         xenium::ramalhete_queue, 5,s:  32,164,847 msg/sec
         xenium::ramalhete_queue, 5,i:  36,213,321 msg/sec
         xenium::ramalhete_queue, 6,s:  34,028,282 msg/sec
         xenium::ramalhete_queue, 6,i:  38,771,666 msg/sec
         xenium::ramalhete_queue, 7,s:  34,768,356 msg/sec
         xenium::ramalhete_queue, 7,i:  41,187,502 msg/sec
         xenium::ramalhete_queue, 8,s:  35,343,086 msg/sec
         xenium::ramalhete_queue, 8,i:  43,842,367 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,199,428 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  67,518,038 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,140,240 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,917,301 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,577,790 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,870,906 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,553,427 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,228,655 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,070,900 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,358,919 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,041,644 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,181,186 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,224,284 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,101,020 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,413,906 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,539,830 msg/sec
                     AtomicQueue, 1,s: 107,115,090 msg/sec
                     AtomicQueue, 1,i:  57,134,785 msg/sec
                     AtomicQueue, 2,s:  12,391,143 msg/sec
                     AtomicQueue, 2,i:  11,761,926 msg/sec
                     AtomicQueue, 3,s:  10,799,786 msg/sec
                     AtomicQueue, 3,i:   9,962,558 msg/sec
                     AtomicQueue, 4,s:   8,199,813 msg/sec
                     AtomicQueue, 4,i:   8,189,846 msg/sec
                     AtomicQueue, 5,s:   8,015,328 msg/sec
                     AtomicQueue, 5,i:   8,088,004 msg/sec
                     AtomicQueue, 6,s:   7,981,682 msg/sec
                     AtomicQueue, 6,i:   7,598,696 msg/sec
                     AtomicQueue, 7,s:   7,108,690 msg/sec
                     AtomicQueue, 7,i:   7,984,317 msg/sec
                     AtomicQueue, 8,s:   6,325,996 msg/sec
                     AtomicQueue, 8,i:   7,431,076 msg/sec
                    AtomicQueueB, 1,s:  59,892,963 msg/sec
                    AtomicQueueB, 1,i:  45,317,818 msg/sec
                    AtomicQueueB, 2,s:  11,857,800 msg/sec
                    AtomicQueueB, 2,i:  11,495,958 msg/sec
                    AtomicQueueB, 3,s:  11,008,744 msg/sec
                    AtomicQueueB, 3,i:  10,095,743 msg/sec
                    AtomicQueueB, 4,s:   8,009,769 msg/sec
                    AtomicQueueB, 4,i:   8,033,176 msg/sec
                    AtomicQueueB, 5,s:   7,652,635 msg/sec
                    AtomicQueueB, 5,i:   7,805,448 msg/sec
                    AtomicQueueB, 6,s:   7,276,918 msg/sec
                    AtomicQueueB, 6,i:   7,539,108 msg/sec
                    AtomicQueueB, 7,s:   6,882,078 msg/sec
                    AtomicQueueB, 7,i:   7,746,223 msg/sec
                    AtomicQueueB, 8,s:   6,294,858 msg/sec
                    AtomicQueueB, 8,i:   7,127,240 msg/sec
             OptimistAtomicQueue, 1,s: 711,710,846 msg/sec
             OptimistAtomicQueue, 1,i: 643,308,251 msg/sec
             OptimistAtomicQueue, 2,s:  32,646,222 msg/sec
             OptimistAtomicQueue, 2,i:  32,722,771 msg/sec
             OptimistAtomicQueue, 3,s:  36,668,248 msg/sec
             OptimistAtomicQueue, 3,i:  37,405,565 msg/sec
             OptimistAtomicQueue, 4,s:  39,289,250 msg/sec
             OptimistAtomicQueue, 4,i:  39,331,692 msg/sec
             OptimistAtomicQueue, 5,s:  42,449,725 msg/sec
             OptimistAtomicQueue, 5,i:  46,401,268 msg/sec
             OptimistAtomicQueue, 6,s:  42,869,553 msg/sec
             OptimistAtomicQueue, 6,i:  50,237,626 msg/sec
             OptimistAtomicQueue, 7,s:  44,416,171 msg/sec
             OptimistAtomicQueue, 7,i:  49,242,074 msg/sec
             OptimistAtomicQueue, 8,s:  46,370,023 msg/sec
             OptimistAtomicQueue, 8,i:  48,918,967 msg/sec
            OptimistAtomicQueueB, 1,s:  77,670,335 msg/sec
            OptimistAtomicQueueB, 1,i: 172,511,886 msg/sec
            OptimistAtomicQueueB, 2,s:  32,227,976 msg/sec
            OptimistAtomicQueueB, 2,i:  31,885,490 msg/sec
            OptimistAtomicQueueB, 3,s:  36,142,749 msg/sec
            OptimistAtomicQueueB, 3,i:  36,962,976 msg/sec
            OptimistAtomicQueueB, 4,s:  38,728,413 msg/sec
            OptimistAtomicQueueB, 4,i:  38,565,441 msg/sec
            OptimistAtomicQueueB, 5,s:  40,691,464 msg/sec
            OptimistAtomicQueueB, 5,i:  45,937,468 msg/sec
            OptimistAtomicQueueB, 6,s:  40,786,414 msg/sec
            OptimistAtomicQueueB, 6,i:  49,116,010 msg/sec
            OptimistAtomicQueueB, 7,s:  42,282,865 msg/sec
            OptimistAtomicQueueB, 7,i:  47,948,842 msg/sec
            OptimistAtomicQueueB, 8,s:  44,215,727 msg/sec
            OptimistAtomicQueueB, 8,i:  47,711,835 msg/sec
                    AtomicQueue2, 1,s:  22,916,253 msg/sec
                    AtomicQueue2, 1,i:  22,879,054 msg/sec
                    AtomicQueue2, 2,s:  12,055,446 msg/sec
                    AtomicQueue2, 2,i:  11,440,421 msg/sec
                    AtomicQueue2, 3,s:   9,432,135 msg/sec
                    AtomicQueue2, 3,i:   9,364,718 msg/sec
                    AtomicQueue2, 4,s:   8,117,314 msg/sec
                    AtomicQueue2, 4,i:   8,073,558 msg/sec
                    AtomicQueue2, 5,s:   7,960,700 msg/sec
                    AtomicQueue2, 5,i:   8,026,355 msg/sec
                    AtomicQueue2, 6,s:   7,809,080 msg/sec
                    AtomicQueue2, 6,i:   7,542,247 msg/sec
                    AtomicQueue2, 7,s:   7,144,388 msg/sec
                    AtomicQueue2, 7,i:   7,888,604 msg/sec
                    AtomicQueue2, 8,s:   6,376,352 msg/sec
                    AtomicQueue2, 8,i:   7,214,696 msg/sec
                   AtomicQueueB2, 1,s:  36,036,705 msg/sec
                   AtomicQueueB2, 1,i:  35,955,370 msg/sec
                   AtomicQueueB2, 2,s:  11,386,436 msg/sec
                   AtomicQueueB2, 2,i:  11,113,859 msg/sec
                   AtomicQueueB2, 3,s:   9,600,796 msg/sec
                   AtomicQueueB2, 3,i:   9,536,572 msg/sec
                   AtomicQueueB2, 4,s:   7,894,279 msg/sec
                   AtomicQueueB2, 4,i:   7,852,551 msg/sec
                   AtomicQueueB2, 5,s:   7,374,937 msg/sec
                   AtomicQueueB2, 5,i:   7,555,984 msg/sec
                   AtomicQueueB2, 6,s:   7,266,248 msg/sec
                   AtomicQueueB2, 6,i:   7,437,315 msg/sec
                   AtomicQueueB2, 7,s:   6,894,768 msg/sec
                   AtomicQueueB2, 7,i:   7,621,482 msg/sec
                   AtomicQueueB2, 8,s:   6,259,706 msg/sec
                   AtomicQueueB2, 8,i:   6,945,713 msg/sec
            OptimistAtomicQueue2, 1,s: 446,037,193 msg/sec
            OptimistAtomicQueue2, 1,i:  31,927,351 msg/sec
            OptimistAtomicQueue2, 2,s:  26,197,482 msg/sec
            OptimistAtomicQueue2, 2,i:  24,010,301 msg/sec
            OptimistAtomicQueue2, 3,s:  30,510,961 msg/sec
            OptimistAtomicQueue2, 3,i:  29,898,457 msg/sec
            OptimistAtomicQueue2, 4,s:  33,162,930 msg/sec
            OptimistAtomicQueue2, 4,i:  33,257,237 msg/sec
            OptimistAtomicQueue2, 5,s:  37,222,911 msg/sec
            OptimistAtomicQueue2, 5,i:  41,038,492 msg/sec
            OptimistAtomicQueue2, 6,s:  40,456,351 msg/sec
            OptimistAtomicQueue2, 6,i:  49,336,801 msg/sec
            OptimistAtomicQueue2, 7,s:  42,646,614 msg/sec
            OptimistAtomicQueue2, 7,i:  51,634,320 msg/sec
            OptimistAtomicQueue2, 8,s:  44,220,331 msg/sec
            OptimistAtomicQueue2, 8,i:  48,454,540 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,649,779 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,876,105 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,711,706 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,904,978 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,668,808 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,094,018 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,219,044 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,434,685 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,687,026 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,187,238 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,687,605 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,233,966 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,193,913 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,062,658 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,150,046 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,478,417 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000298 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[59] 403m:30s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,578,174 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,789,585 msg/sec
          boost::lockfree::queue, 1,s:   6,852,830 msg/sec
          boost::lockfree::queue, 1,i:   6,785,614 msg/sec
          boost::lockfree::queue, 2,s:   7,460,814 msg/sec
          boost::lockfree::queue, 2,i:   7,438,453 msg/sec
          boost::lockfree::queue, 3,s:   7,442,665 msg/sec
          boost::lockfree::queue, 3,i:   7,579,029 msg/sec
          boost::lockfree::queue, 4,s:   6,421,882 msg/sec
          boost::lockfree::queue, 4,i:   6,854,486 msg/sec
          boost::lockfree::queue, 5,s:   6,458,511 msg/sec
          boost::lockfree::queue, 5,i:   6,491,515 msg/sec
          boost::lockfree::queue, 6,s:   5,961,839 msg/sec
          boost::lockfree::queue, 6,i:   6,134,675 msg/sec
          boost::lockfree::queue, 7,s:   5,788,036 msg/sec
          boost::lockfree::queue, 7,i:   5,926,490 msg/sec
          boost::lockfree::queue, 8,s:   5,508,684 msg/sec
          boost::lockfree::queue, 8,i:   5,605,396 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  47,136,880 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  84,328,881 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,453,398 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,621,698 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,185,942 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,739,236 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,623,384 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,873,024 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,194,197 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,350,511 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,215,200 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,758,447 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,418,053 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,036,833 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,898,662 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  45,838,411 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,080,877 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,522,644 msg/sec
                pthread_spinlock, 1,s:  28,931,065 msg/sec
                pthread_spinlock, 1,i:  25,396,757 msg/sec
                pthread_spinlock, 2,s:  15,484,129 msg/sec
                pthread_spinlock, 2,i:  18,015,444 msg/sec
                pthread_spinlock, 3,s:   8,478,444 msg/sec
                pthread_spinlock, 3,i:  11,934,426 msg/sec
                pthread_spinlock, 4,s:   6,519,803 msg/sec
                pthread_spinlock, 4,i:   9,191,136 msg/sec
                pthread_spinlock, 5,s:   8,730,389 msg/sec
                pthread_spinlock, 5,i:   9,503,912 msg/sec
                pthread_spinlock, 6,s:   8,294,437 msg/sec
                pthread_spinlock, 6,i:   9,328,919 msg/sec
                pthread_spinlock, 7,s:   7,530,802 msg/sec
                pthread_spinlock, 7,i:   7,730,277 msg/sec
                pthread_spinlock, 8,s:   6,875,980 msg/sec
                pthread_spinlock, 8,i:   7,399,722 msg/sec
                      std::mutex, 1,s:   7,320,056 msg/sec
                      std::mutex, 1,i:   7,717,111 msg/sec
                      std::mutex, 2,s:   5,267,105 msg/sec
                      std::mutex, 2,i:   4,926,026 msg/sec
                      std::mutex, 3,s:   5,276,217 msg/sec
                      std::mutex, 3,i:   5,410,806 msg/sec
                      std::mutex, 4,s:   5,276,618 msg/sec
                      std::mutex, 4,i:   6,222,136 msg/sec
                      std::mutex, 5,s:   5,987,973 msg/sec
                      std::mutex, 5,i:   6,068,162 msg/sec
                      std::mutex, 6,s:   5,869,109 msg/sec
                      std::mutex, 6,i:   5,851,202 msg/sec
                      std::mutex, 7,s:   5,835,518 msg/sec
                      std::mutex, 7,i:   5,807,128 msg/sec
                      std::mutex, 8,s:   5,657,742 msg/sec
                      std::mutex, 8,i:   5,623,844 msg/sec
                 tbb::spin_mutex, 1,s:  37,653,432 msg/sec
                 tbb::spin_mutex, 1,i:  32,943,219 msg/sec
                 tbb::spin_mutex, 2,s:  21,242,455 msg/sec
                 tbb::spin_mutex, 2,i:  18,414,331 msg/sec
                 tbb::spin_mutex, 3,s:   7,736,364 msg/sec
                 tbb::spin_mutex, 3,i:  10,216,578 msg/sec
                 tbb::spin_mutex, 4,s:   3,055,394 msg/sec
                 tbb::spin_mutex, 4,i:   6,235,646 msg/sec
                 tbb::spin_mutex, 5,s:   5,261,600 msg/sec
                 tbb::spin_mutex, 5,i:   5,425,495 msg/sec
                 tbb::spin_mutex, 6,s:   5,280,728 msg/sec
                 tbb::spin_mutex, 6,i:   4,341,041 msg/sec
                 tbb::spin_mutex, 7,s:   4,839,636 msg/sec
                 tbb::spin_mutex, 7,i:   4,295,823 msg/sec
                 tbb::spin_mutex, 8,s:   3,788,809 msg/sec
                 tbb::spin_mutex, 8,i:   4,175,672 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,451,484 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,487,804 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,674,870 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,726,994 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,487,692 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,796,379 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,089,567 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,353,341 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,790,573 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,727,563 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,970,066 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,849,400 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,681,997 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,187,731 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,632,439 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,314,038 msg/sec
     xenium::michael_scott_queue, 1,s:   9,191,150 msg/sec
     xenium::michael_scott_queue, 1,i:   9,203,898 msg/sec
     xenium::michael_scott_queue, 2,s:   8,341,616 msg/sec
     xenium::michael_scott_queue, 2,i:   8,452,071 msg/sec
     xenium::michael_scott_queue, 3,s:   7,173,240 msg/sec
     xenium::michael_scott_queue, 3,i:   7,591,439 msg/sec
     xenium::michael_scott_queue, 4,s:   6,329,398 msg/sec
     xenium::michael_scott_queue, 4,i:   6,500,382 msg/sec
     xenium::michael_scott_queue, 5,s:   6,305,549 msg/sec
     xenium::michael_scott_queue, 5,i:   6,742,552 msg/sec
     xenium::michael_scott_queue, 6,s:   6,518,708 msg/sec
     xenium::michael_scott_queue, 6,i:   7,021,000 msg/sec
     xenium::michael_scott_queue, 7,s:   6,302,876 msg/sec
     xenium::michael_scott_queue, 7,i:   6,464,006 msg/sec
     xenium::michael_scott_queue, 8,s:   6,023,310 msg/sec
     xenium::michael_scott_queue, 8,i:   6,059,788 msg/sec
         xenium::ramalhete_queue, 1,s:  31,156,158 msg/sec
         xenium::ramalhete_queue, 1,i:  32,627,713 msg/sec
         xenium::ramalhete_queue, 2,s:  23,506,691 msg/sec
         xenium::ramalhete_queue, 2,i:  23,380,154 msg/sec
         xenium::ramalhete_queue, 3,s:  29,351,525 msg/sec
         xenium::ramalhete_queue, 3,i:  28,509,907 msg/sec
         xenium::ramalhete_queue, 4,s:  33,829,821 msg/sec
         xenium::ramalhete_queue, 4,i:  33,513,842 msg/sec
         xenium::ramalhete_queue, 5,s:  32,135,807 msg/sec
         xenium::ramalhete_queue, 5,i:  36,090,001 msg/sec
         xenium::ramalhete_queue, 6,s:  34,073,587 msg/sec
         xenium::ramalhete_queue, 6,i:  38,539,260 msg/sec
         xenium::ramalhete_queue, 7,s:  35,029,352 msg/sec
         xenium::ramalhete_queue, 7,i:  41,877,048 msg/sec
         xenium::ramalhete_queue, 8,s:  35,477,767 msg/sec
         xenium::ramalhete_queue, 8,i:  44,016,446 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,846,826 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,706,694 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,758,701 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,512,501 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,436,678 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,249,599 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,603,499 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,253,924 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,917,777 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,255,040 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,987,637 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,277,518 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,212,673 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,181,217 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,419,740 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,306,137 msg/sec
                     AtomicQueue, 1,s:  58,588,555 msg/sec
                     AtomicQueue, 1,i:  56,802,419 msg/sec
                     AtomicQueue, 2,s:  12,304,595 msg/sec
                     AtomicQueue, 2,i:  11,751,044 msg/sec
                     AtomicQueue, 3,s:  10,652,381 msg/sec
                     AtomicQueue, 3,i:   9,956,168 msg/sec
                     AtomicQueue, 4,s:   8,136,080 msg/sec
                     AtomicQueue, 4,i:   8,187,178 msg/sec
                     AtomicQueue, 5,s:   8,062,649 msg/sec
                     AtomicQueue, 5,i:   8,085,966 msg/sec
                     AtomicQueue, 6,s:   7,621,384 msg/sec
                     AtomicQueue, 6,i:   7,602,877 msg/sec
                     AtomicQueue, 7,s:   7,180,391 msg/sec
                     AtomicQueue, 7,i:   7,971,797 msg/sec
                     AtomicQueue, 8,s:   6,337,447 msg/sec
                     AtomicQueue, 8,i:   7,340,837 msg/sec
                    AtomicQueueB, 1,s:  43,325,952 msg/sec
                    AtomicQueueB, 1,i:  43,329,428 msg/sec
                    AtomicQueueB, 2,s:  11,840,726 msg/sec
                    AtomicQueueB, 2,i:  11,524,952 msg/sec
                    AtomicQueueB, 3,s:  11,039,021 msg/sec
                    AtomicQueueB, 3,i:  10,205,946 msg/sec
                    AtomicQueueB, 4,s:   8,057,477 msg/sec
                    AtomicQueueB, 4,i:   8,034,318 msg/sec
                    AtomicQueueB, 5,s:   7,569,317 msg/sec
                    AtomicQueueB, 5,i:   7,804,342 msg/sec
                    AtomicQueueB, 6,s:   7,431,990 msg/sec
                    AtomicQueueB, 6,i:   7,549,476 msg/sec
                    AtomicQueueB, 7,s:   6,816,958 msg/sec
                    AtomicQueueB, 7,i:   7,743,258 msg/sec
                    AtomicQueueB, 8,s:   6,283,081 msg/sec
                    AtomicQueueB, 8,i:   7,172,946 msg/sec
             OptimistAtomicQueue, 1,s: 782,448,123 msg/sec
             OptimistAtomicQueue, 1,i: 548,574,713 msg/sec
             OptimistAtomicQueue, 2,s:  32,640,920 msg/sec
             OptimistAtomicQueue, 2,i:  32,188,358 msg/sec
             OptimistAtomicQueue, 3,s:  36,625,427 msg/sec
             OptimistAtomicQueue, 3,i:  37,150,645 msg/sec
             OptimistAtomicQueue, 4,s:  39,270,400 msg/sec
             OptimistAtomicQueue, 4,i:  39,382,231 msg/sec
             OptimistAtomicQueue, 5,s:  42,417,548 msg/sec
             OptimistAtomicQueue, 5,i:  46,389,559 msg/sec
             OptimistAtomicQueue, 6,s:  42,619,455 msg/sec
             OptimistAtomicQueue, 6,i:  50,360,132 msg/sec
             OptimistAtomicQueue, 7,s:  45,164,600 msg/sec
             OptimistAtomicQueue, 7,i:  52,992,182 msg/sec
             OptimistAtomicQueue, 8,s:  46,477,328 msg/sec
             OptimistAtomicQueue, 8,i:  49,505,862 msg/sec
            OptimistAtomicQueueB, 1,s:  99,366,289 msg/sec
            OptimistAtomicQueueB, 1,i:  76,462,430 msg/sec
            OptimistAtomicQueueB, 2,s:  32,164,378 msg/sec
            OptimistAtomicQueueB, 2,i:  32,021,223 msg/sec
            OptimistAtomicQueueB, 3,s:  36,249,647 msg/sec
            OptimistAtomicQueueB, 3,i:  36,843,784 msg/sec
            OptimistAtomicQueueB, 4,s:  38,730,407 msg/sec
            OptimistAtomicQueueB, 4,i:  38,564,367 msg/sec
            OptimistAtomicQueueB, 5,s:  40,832,243 msg/sec
            OptimistAtomicQueueB, 5,i:  46,092,956 msg/sec
            OptimistAtomicQueueB, 6,s:  41,037,490 msg/sec
            OptimistAtomicQueueB, 6,i:  49,212,833 msg/sec
            OptimistAtomicQueueB, 7,s:  41,604,943 msg/sec
            OptimistAtomicQueueB, 7,i:  48,005,603 msg/sec
            OptimistAtomicQueueB, 8,s:  44,391,123 msg/sec
            OptimistAtomicQueueB, 8,i:  47,673,438 msg/sec
                    AtomicQueue2, 1,s:  22,963,188 msg/sec
                    AtomicQueue2, 1,i:  22,875,396 msg/sec
                    AtomicQueue2, 2,s:  11,960,649 msg/sec
                    AtomicQueue2, 2,i:  11,406,778 msg/sec
                    AtomicQueue2, 3,s:   9,392,432 msg/sec
                    AtomicQueue2, 3,i:   9,395,463 msg/sec
                    AtomicQueue2, 4,s:   8,133,311 msg/sec
                    AtomicQueue2, 4,i:   8,024,623 msg/sec
                    AtomicQueue2, 5,s:   7,964,763 msg/sec
                    AtomicQueue2, 5,i:   8,052,615 msg/sec
                    AtomicQueue2, 6,s:   7,690,697 msg/sec
                    AtomicQueue2, 6,i:   7,531,933 msg/sec
                    AtomicQueue2, 7,s:   7,134,274 msg/sec
                    AtomicQueue2, 7,i:   7,911,804 msg/sec
                    AtomicQueue2, 8,s:   6,366,368 msg/sec
                    AtomicQueue2, 8,i:   7,307,533 msg/sec
                   AtomicQueueB2, 1,s:  33,514,985 msg/sec
                   AtomicQueueB2, 1,i:  32,621,055 msg/sec
                   AtomicQueueB2, 2,s:  11,352,831 msg/sec
                   AtomicQueueB2, 2,i:  11,116,385 msg/sec
                   AtomicQueueB2, 3,s:   9,707,923 msg/sec
                   AtomicQueueB2, 3,i:   9,577,475 msg/sec
                   AtomicQueueB2, 4,s:   7,905,132 msg/sec
                   AtomicQueueB2, 4,i:   7,851,150 msg/sec
                   AtomicQueueB2, 5,s:   7,537,325 msg/sec
                   AtomicQueueB2, 5,i:   7,681,370 msg/sec
                   AtomicQueueB2, 6,s:   7,245,904 msg/sec
                   AtomicQueueB2, 6,i:   7,438,296 msg/sec
                   AtomicQueueB2, 7,s:   6,886,616 msg/sec
                   AtomicQueueB2, 7,i:   7,703,536 msg/sec
                   AtomicQueueB2, 8,s:   6,285,886 msg/sec
                   AtomicQueueB2, 8,i:   7,122,063 msg/sec
            OptimistAtomicQueue2, 1,s: 461,036,640 msg/sec
            OptimistAtomicQueue2, 1,i:  29,694,649 msg/sec
            OptimistAtomicQueue2, 2,s:  24,267,289 msg/sec
            OptimistAtomicQueue2, 2,i:  24,009,052 msg/sec
            OptimistAtomicQueue2, 3,s:  30,696,054 msg/sec
            OptimistAtomicQueue2, 3,i:  29,962,297 msg/sec
            OptimistAtomicQueue2, 4,s:  33,174,563 msg/sec
            OptimistAtomicQueue2, 4,i:  33,788,186 msg/sec
            OptimistAtomicQueue2, 5,s:  37,251,570 msg/sec
            OptimistAtomicQueue2, 5,i:  41,363,736 msg/sec
            OptimistAtomicQueue2, 6,s:  40,518,607 msg/sec
            OptimistAtomicQueue2, 6,i:  49,311,678 msg/sec
            OptimistAtomicQueue2, 7,s:  43,134,781 msg/sec
            OptimistAtomicQueue2, 7,i:  51,346,551 msg/sec
            OptimistAtomicQueue2, 8,s:  43,921,787 msg/sec
            OptimistAtomicQueue2, 8,i:  48,473,722 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,712,966 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,915,625 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,476,565 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,279,172 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,042,138 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,054,000 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,317,947 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,173,626 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,438,124 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,981,414 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,415,408 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,180,534 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,799,629 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,390,979 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,386,947 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,137,751 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000135 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000160 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000300 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000262 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[60] 402m:10s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,328,033 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,904,913 msg/sec
          boost::lockfree::queue, 1,s:   6,819,538 msg/sec
          boost::lockfree::queue, 1,i:   7,005,105 msg/sec
          boost::lockfree::queue, 2,s:   7,617,954 msg/sec
          boost::lockfree::queue, 2,i:   7,534,805 msg/sec
          boost::lockfree::queue, 3,s:   7,410,181 msg/sec
          boost::lockfree::queue, 3,i:   7,470,437 msg/sec
          boost::lockfree::queue, 4,s:   6,432,120 msg/sec
          boost::lockfree::queue, 4,i:   6,739,330 msg/sec
          boost::lockfree::queue, 5,s:   6,430,035 msg/sec
          boost::lockfree::queue, 5,i:   6,498,456 msg/sec
          boost::lockfree::queue, 6,s:   6,007,185 msg/sec
          boost::lockfree::queue, 6,i:   6,086,398 msg/sec
          boost::lockfree::queue, 7,s:   5,842,096 msg/sec
          boost::lockfree::queue, 7,i:   6,002,751 msg/sec
          boost::lockfree::queue, 8,s:   5,448,137 msg/sec
          boost::lockfree::queue, 8,i:   5,634,489 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  67,290,004 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  68,637,263 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,005,871 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,025,573 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,529,578 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,705,067 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,237,493 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,715,166 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,066,740 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,965,803 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,480,998 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,463,455 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,662,528 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,581,326 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,248,342 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,593,895 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,314,840 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,906,495 msg/sec
                pthread_spinlock, 1,s:  28,651,847 msg/sec
                pthread_spinlock, 1,i:  25,384,899 msg/sec
                pthread_spinlock, 2,s:  15,615,941 msg/sec
                pthread_spinlock, 2,i:  17,189,740 msg/sec
                pthread_spinlock, 3,s:   8,330,107 msg/sec
                pthread_spinlock, 3,i:  12,112,431 msg/sec
                pthread_spinlock, 4,s:   6,547,350 msg/sec
                pthread_spinlock, 4,i:   8,851,601 msg/sec
                pthread_spinlock, 5,s:   8,643,832 msg/sec
                pthread_spinlock, 5,i:   9,300,809 msg/sec
                pthread_spinlock, 6,s:   8,258,042 msg/sec
                pthread_spinlock, 6,i:   8,589,972 msg/sec
                pthread_spinlock, 7,s:   7,490,070 msg/sec
                pthread_spinlock, 7,i:   7,738,218 msg/sec
                pthread_spinlock, 8,s:   6,806,723 msg/sec
                pthread_spinlock, 8,i:   7,319,828 msg/sec
                      std::mutex, 1,s:   7,480,852 msg/sec
                      std::mutex, 1,i:   7,483,332 msg/sec
                      std::mutex, 2,s:   6,250,978 msg/sec
                      std::mutex, 2,i:   5,982,963 msg/sec
                      std::mutex, 3,s:   5,954,435 msg/sec
                      std::mutex, 3,i:   5,580,334 msg/sec
                      std::mutex, 4,s:   5,445,427 msg/sec
                      std::mutex, 4,i:   6,210,506 msg/sec
                      std::mutex, 5,s:   5,805,369 msg/sec
                      std::mutex, 5,i:   5,976,638 msg/sec
                      std::mutex, 6,s:   5,532,613 msg/sec
                      std::mutex, 6,i:   5,883,955 msg/sec
                      std::mutex, 7,s:   5,747,729 msg/sec
                      std::mutex, 7,i:   5,741,466 msg/sec
                      std::mutex, 8,s:   5,574,212 msg/sec
                      std::mutex, 8,i:   5,591,938 msg/sec
                 tbb::spin_mutex, 1,s:  37,696,067 msg/sec
                 tbb::spin_mutex, 1,i:  33,073,200 msg/sec
                 tbb::spin_mutex, 2,s:  21,194,077 msg/sec
                 tbb::spin_mutex, 2,i:  18,561,922 msg/sec
                 tbb::spin_mutex, 3,s:   7,440,747 msg/sec
                 tbb::spin_mutex, 3,i:  10,222,664 msg/sec
                 tbb::spin_mutex, 4,s:   3,297,918 msg/sec
                 tbb::spin_mutex, 4,i:   6,331,774 msg/sec
                 tbb::spin_mutex, 5,s:   5,243,782 msg/sec
                 tbb::spin_mutex, 5,i:   5,909,199 msg/sec
                 tbb::spin_mutex, 6,s:   5,321,494 msg/sec
                 tbb::spin_mutex, 6,i:   4,369,091 msg/sec
                 tbb::spin_mutex, 7,s:   4,817,297 msg/sec
                 tbb::spin_mutex, 7,i:   4,368,243 msg/sec
                 tbb::spin_mutex, 8,s:   3,787,619 msg/sec
                 tbb::spin_mutex, 8,i:   4,050,619 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,265,734 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,262,910 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,764,941 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,783,258 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,324,266 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,514,829 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,070,070 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,512,171 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,624,019 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,574,890 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,731,788 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,621,689 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,831,662 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,747,600 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,071,481 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,085,017 msg/sec
     xenium::michael_scott_queue, 1,s:   9,367,639 msg/sec
     xenium::michael_scott_queue, 1,i:   9,256,187 msg/sec
     xenium::michael_scott_queue, 2,s:   8,521,174 msg/sec
     xenium::michael_scott_queue, 2,i:   8,444,663 msg/sec
     xenium::michael_scott_queue, 3,s:   7,248,441 msg/sec
     xenium::michael_scott_queue, 3,i:   7,588,650 msg/sec
     xenium::michael_scott_queue, 4,s:   6,234,390 msg/sec
     xenium::michael_scott_queue, 4,i:   6,361,111 msg/sec
     xenium::michael_scott_queue, 5,s:   6,267,135 msg/sec
     xenium::michael_scott_queue, 5,i:   6,624,922 msg/sec
     xenium::michael_scott_queue, 6,s:   6,449,934 msg/sec
     xenium::michael_scott_queue, 6,i:   6,799,924 msg/sec
     xenium::michael_scott_queue, 7,s:   6,251,376 msg/sec
     xenium::michael_scott_queue, 7,i:   6,657,276 msg/sec
     xenium::michael_scott_queue, 8,s:   5,995,193 msg/sec
     xenium::michael_scott_queue, 8,i:   6,324,097 msg/sec
         xenium::ramalhete_queue, 1,s:  32,188,774 msg/sec
         xenium::ramalhete_queue, 1,i:  31,881,844 msg/sec
         xenium::ramalhete_queue, 2,s:  24,247,796 msg/sec
         xenium::ramalhete_queue, 2,i:  23,391,830 msg/sec
         xenium::ramalhete_queue, 3,s:  29,193,794 msg/sec
         xenium::ramalhete_queue, 3,i:  28,531,582 msg/sec
         xenium::ramalhete_queue, 4,s:  33,857,493 msg/sec
         xenium::ramalhete_queue, 4,i:  33,467,341 msg/sec
         xenium::ramalhete_queue, 5,s:  32,066,093 msg/sec
         xenium::ramalhete_queue, 5,i:  38,571,368 msg/sec
         xenium::ramalhete_queue, 6,s:  34,119,346 msg/sec
         xenium::ramalhete_queue, 6,i:  39,216,773 msg/sec
         xenium::ramalhete_queue, 7,s:  35,179,989 msg/sec
         xenium::ramalhete_queue, 7,i:  41,430,110 msg/sec
         xenium::ramalhete_queue, 8,s:  35,524,400 msg/sec
         xenium::ramalhete_queue, 8,i:  43,844,566 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,458,238 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  98,240,432 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  22,833,049 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,255,975 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,634,147 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,441,065 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,707,921 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,090,179 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,905,941 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,287,161 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,929,844 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,473,844 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,288,499 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,879,874 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,420,393 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,235,121 msg/sec
                     AtomicQueue, 1,s:  63,609,515 msg/sec
                     AtomicQueue, 1,i:  56,745,602 msg/sec
                     AtomicQueue, 2,s:  12,310,979 msg/sec
                     AtomicQueue, 2,i:  11,742,096 msg/sec
                     AtomicQueue, 3,s:  10,779,075 msg/sec
                     AtomicQueue, 3,i:   9,956,819 msg/sec
                     AtomicQueue, 4,s:   8,171,239 msg/sec
                     AtomicQueue, 4,i:   8,181,212 msg/sec
                     AtomicQueue, 5,s:   8,030,593 msg/sec
                     AtomicQueue, 5,i:   8,088,012 msg/sec
                     AtomicQueue, 6,s:   7,692,809 msg/sec
                     AtomicQueue, 6,i:   7,621,191 msg/sec
                     AtomicQueue, 7,s:   7,050,738 msg/sec
                     AtomicQueue, 7,i:   7,984,668 msg/sec
                     AtomicQueue, 8,s:   6,359,788 msg/sec
                     AtomicQueue, 8,i:   7,473,133 msg/sec
                    AtomicQueueB, 1,s:  44,121,522 msg/sec
                    AtomicQueueB, 1,i:  43,979,162 msg/sec
                    AtomicQueueB, 2,s:  11,779,614 msg/sec
                    AtomicQueueB, 2,i:  11,506,613 msg/sec
                    AtomicQueueB, 3,s:  10,958,416 msg/sec
                    AtomicQueueB, 3,i:  10,104,243 msg/sec
                    AtomicQueueB, 4,s:   8,044,218 msg/sec
                    AtomicQueueB, 4,i:   7,951,394 msg/sec
                    AtomicQueueB, 5,s:   7,724,595 msg/sec
                    AtomicQueueB, 5,i:   7,788,861 msg/sec
                    AtomicQueueB, 6,s:   7,294,943 msg/sec
                    AtomicQueueB, 6,i:   7,565,314 msg/sec
                    AtomicQueueB, 7,s:   6,868,651 msg/sec
                    AtomicQueueB, 7,i:   7,756,470 msg/sec
                    AtomicQueueB, 8,s:   6,189,433 msg/sec
                    AtomicQueueB, 8,i:   6,998,217 msg/sec
             OptimistAtomicQueue, 1,s: 718,234,335 msg/sec
             OptimistAtomicQueue, 1,i: 719,890,317 msg/sec
             OptimistAtomicQueue, 2,s:  31,959,016 msg/sec
             OptimistAtomicQueue, 2,i:  31,985,790 msg/sec
             OptimistAtomicQueue, 3,s:  36,609,598 msg/sec
             OptimistAtomicQueue, 3,i:  37,356,198 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,480 msg/sec
             OptimistAtomicQueue, 4,i:  39,388,951 msg/sec
             OptimistAtomicQueue, 5,s:  41,754,702 msg/sec
             OptimistAtomicQueue, 5,i:  46,157,371 msg/sec
             OptimistAtomicQueue, 6,s:  42,249,082 msg/sec
             OptimistAtomicQueue, 6,i:  50,261,716 msg/sec
             OptimistAtomicQueue, 7,s:  45,120,676 msg/sec
             OptimistAtomicQueue, 7,i:  52,963,367 msg/sec
             OptimistAtomicQueue, 8,s:  46,500,304 msg/sec
             OptimistAtomicQueue, 8,i:  49,112,863 msg/sec
            OptimistAtomicQueueB, 1,s:  89,760,408 msg/sec
            OptimistAtomicQueueB, 1,i:  76,785,996 msg/sec
            OptimistAtomicQueueB, 2,s:  32,216,067 msg/sec
            OptimistAtomicQueueB, 2,i:  32,185,048 msg/sec
            OptimistAtomicQueueB, 3,s:  36,336,867 msg/sec
            OptimistAtomicQueueB, 3,i:  36,845,772 msg/sec
            OptimistAtomicQueueB, 4,s:  38,681,271 msg/sec
            OptimistAtomicQueueB, 4,i:  38,586,488 msg/sec
            OptimistAtomicQueueB, 5,s:  41,169,478 msg/sec
            OptimistAtomicQueueB, 5,i:  46,183,016 msg/sec
            OptimistAtomicQueueB, 6,s:  41,125,059 msg/sec
            OptimistAtomicQueueB, 6,i:  49,169,787 msg/sec
            OptimistAtomicQueueB, 7,s:  41,838,585 msg/sec
            OptimistAtomicQueueB, 7,i:  51,292,113 msg/sec
            OptimistAtomicQueueB, 8,s:  44,563,357 msg/sec
            OptimistAtomicQueueB, 8,i:  48,003,226 msg/sec
                    AtomicQueue2, 1,s:  22,807,944 msg/sec
                    AtomicQueue2, 1,i:  22,810,834 msg/sec
                    AtomicQueue2, 2,s:  11,833,144 msg/sec
                    AtomicQueue2, 2,i:  11,587,426 msg/sec
                    AtomicQueue2, 3,s:   9,881,724 msg/sec
                    AtomicQueue2, 3,i:   9,561,993 msg/sec
                    AtomicQueue2, 4,s:   8,078,339 msg/sec
                    AtomicQueue2, 4,i:   8,074,855 msg/sec
                    AtomicQueue2, 5,s:   7,836,932 msg/sec
                    AtomicQueue2, 5,i:   8,031,793 msg/sec
                    AtomicQueue2, 6,s:   7,787,403 msg/sec
                    AtomicQueue2, 6,i:   7,539,294 msg/sec
                    AtomicQueue2, 7,s:   7,045,317 msg/sec
                    AtomicQueue2, 7,i:   7,942,345 msg/sec
                    AtomicQueue2, 8,s:   6,371,314 msg/sec
                    AtomicQueue2, 8,i:   7,409,320 msg/sec
                   AtomicQueueB2, 1,s:  36,251,360 msg/sec
                   AtomicQueueB2, 1,i:  32,614,742 msg/sec
                   AtomicQueueB2, 2,s:  11,444,925 msg/sec
                   AtomicQueueB2, 2,i:  11,075,600 msg/sec
                   AtomicQueueB2, 3,s:   9,695,953 msg/sec
                   AtomicQueueB2, 3,i:   9,562,944 msg/sec
                   AtomicQueueB2, 4,s:   7,919,475 msg/sec
                   AtomicQueueB2, 4,i:   7,844,908 msg/sec
                   AtomicQueueB2, 5,s:   7,586,978 msg/sec
                   AtomicQueueB2, 5,i:   7,664,227 msg/sec
                   AtomicQueueB2, 6,s:   7,320,069 msg/sec
                   AtomicQueueB2, 6,i:   7,426,051 msg/sec
                   AtomicQueueB2, 7,s:   6,880,192 msg/sec
                   AtomicQueueB2, 7,i:   7,719,106 msg/sec
                   AtomicQueueB2, 8,s:   6,333,546 msg/sec
                   AtomicQueueB2, 8,i:   6,954,736 msg/sec
            OptimistAtomicQueue2, 1,s: 370,592,451 msg/sec
            OptimistAtomicQueue2, 1,i:  32,509,278 msg/sec
            OptimistAtomicQueue2, 2,s:  26,201,922 msg/sec
            OptimistAtomicQueue2, 2,i:  24,474,109 msg/sec
            OptimistAtomicQueue2, 3,s:  30,312,245 msg/sec
            OptimistAtomicQueue2, 3,i:  29,962,737 msg/sec
            OptimistAtomicQueue2, 4,s:  33,266,516 msg/sec
            OptimistAtomicQueue2, 4,i:  33,130,401 msg/sec
            OptimistAtomicQueue2, 5,s:  37,169,021 msg/sec
            OptimistAtomicQueue2, 5,i:  40,300,219 msg/sec
            OptimistAtomicQueue2, 6,s:  40,171,453 msg/sec
            OptimistAtomicQueue2, 6,i:  49,108,808 msg/sec
            OptimistAtomicQueue2, 7,s:  42,751,475 msg/sec
            OptimistAtomicQueue2, 7,i:  48,245,747 msg/sec
            OptimistAtomicQueue2, 8,s:  43,877,049 msg/sec
            OptimistAtomicQueue2, 8,i:  48,384,252 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,366,861 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,917,507 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,734,579 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,185,585 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,679,793 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,083,276 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,476,613 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,639,586 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,767,155 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,193,821 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,466,611 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,356,968 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,075,924 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,676,339 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,407,129 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,777,465 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000120 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000286 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000186 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[61] 400m:51s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,424,174 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,004,262 msg/sec
          boost::lockfree::queue, 1,s:   6,890,355 msg/sec
          boost::lockfree::queue, 1,i:   6,787,424 msg/sec
          boost::lockfree::queue, 2,s:   7,572,889 msg/sec
          boost::lockfree::queue, 2,i:   7,551,343 msg/sec
          boost::lockfree::queue, 3,s:   7,354,248 msg/sec
          boost::lockfree::queue, 3,i:   7,573,100 msg/sec
          boost::lockfree::queue, 4,s:   6,423,054 msg/sec
          boost::lockfree::queue, 4,i:   6,787,821 msg/sec
          boost::lockfree::queue, 5,s:   6,390,296 msg/sec
          boost::lockfree::queue, 5,i:   6,490,718 msg/sec
          boost::lockfree::queue, 6,s:   6,228,215 msg/sec
          boost::lockfree::queue, 6,i:   6,161,807 msg/sec
          boost::lockfree::queue, 7,s:   5,992,082 msg/sec
          boost::lockfree::queue, 7,i:   5,916,821 msg/sec
          boost::lockfree::queue, 8,s:   5,470,430 msg/sec
          boost::lockfree::queue, 8,i:   5,633,009 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 245,969,664 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 173,062,950 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,198,869 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,803,880 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,708,440 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,462,774 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,131,702 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,350,136 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,521,366 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,338,160 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,459,463 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,799,964 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,410,374 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,147,554 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,171,076 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  51,312,555 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,265,900 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,971,837 msg/sec
                pthread_spinlock, 1,s:  29,646,079 msg/sec
                pthread_spinlock, 1,i:  25,273,744 msg/sec
                pthread_spinlock, 2,s:  15,509,230 msg/sec
                pthread_spinlock, 2,i:  17,068,521 msg/sec
                pthread_spinlock, 3,s:   8,309,016 msg/sec
                pthread_spinlock, 3,i:  12,021,728 msg/sec
                pthread_spinlock, 4,s:   6,475,106 msg/sec
                pthread_spinlock, 4,i:   9,157,433 msg/sec
                pthread_spinlock, 5,s:   8,726,107 msg/sec
                pthread_spinlock, 5,i:   9,133,686 msg/sec
                pthread_spinlock, 6,s:   8,564,468 msg/sec
                pthread_spinlock, 6,i:   8,486,326 msg/sec
                pthread_spinlock, 7,s:   7,567,807 msg/sec
                pthread_spinlock, 7,i:   7,618,654 msg/sec
                pthread_spinlock, 8,s:   6,918,770 msg/sec
                pthread_spinlock, 8,i:   6,952,378 msg/sec
                      std::mutex, 1,s:   6,865,231 msg/sec
                      std::mutex, 1,i:   7,304,217 msg/sec
                      std::mutex, 2,s:   4,986,786 msg/sec
                      std::mutex, 2,i:   5,649,455 msg/sec
                      std::mutex, 3,s:   5,014,405 msg/sec
                      std::mutex, 3,i:   5,161,951 msg/sec
                      std::mutex, 4,s:   5,725,382 msg/sec
                      std::mutex, 4,i:   5,349,001 msg/sec
                      std::mutex, 5,s:   5,662,999 msg/sec
                      std::mutex, 5,i:   6,148,489 msg/sec
                      std::mutex, 6,s:   5,954,408 msg/sec
                      std::mutex, 6,i:   5,963,177 msg/sec
                      std::mutex, 7,s:   5,856,571 msg/sec
                      std::mutex, 7,i:   5,896,968 msg/sec
                      std::mutex, 8,s:   5,771,496 msg/sec
                      std::mutex, 8,i:   5,782,739 msg/sec
                 tbb::spin_mutex, 1,s:  37,727,162 msg/sec
                 tbb::spin_mutex, 1,i:  37,673,810 msg/sec
                 tbb::spin_mutex, 2,s:  20,958,835 msg/sec
                 tbb::spin_mutex, 2,i:  18,164,079 msg/sec
                 tbb::spin_mutex, 3,s:   7,403,239 msg/sec
                 tbb::spin_mutex, 3,i:  10,880,796 msg/sec
                 tbb::spin_mutex, 4,s:   3,061,882 msg/sec
                 tbb::spin_mutex, 4,i:   6,335,554 msg/sec
                 tbb::spin_mutex, 5,s:   5,360,052 msg/sec
                 tbb::spin_mutex, 5,i:   5,638,212 msg/sec
                 tbb::spin_mutex, 6,s:   5,333,217 msg/sec
                 tbb::spin_mutex, 6,i:   4,374,146 msg/sec
                 tbb::spin_mutex, 7,s:   4,848,416 msg/sec
                 tbb::spin_mutex, 7,i:   4,361,486 msg/sec
                 tbb::spin_mutex, 8,s:   4,232,031 msg/sec
                 tbb::spin_mutex, 8,i:   4,087,698 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,426,881 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,716,330 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,845,399 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,628,734 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,486,072 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,477,027 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,403,345 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,223,645 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,672,115 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,782,252 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,740,807 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,986,901 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,845,442 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,928,878 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,904,570 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,108,626 msg/sec
     xenium::michael_scott_queue, 1,s:  10,038,101 msg/sec
     xenium::michael_scott_queue, 1,i:   9,705,748 msg/sec
     xenium::michael_scott_queue, 2,s:   8,471,324 msg/sec
     xenium::michael_scott_queue, 2,i:   8,469,945 msg/sec
     xenium::michael_scott_queue, 3,s:   7,265,507 msg/sec
     xenium::michael_scott_queue, 3,i:   7,549,411 msg/sec
     xenium::michael_scott_queue, 4,s:   6,274,535 msg/sec
     xenium::michael_scott_queue, 4,i:   6,323,426 msg/sec
     xenium::michael_scott_queue, 5,s:   6,293,215 msg/sec
     xenium::michael_scott_queue, 5,i:   6,710,007 msg/sec
     xenium::michael_scott_queue, 6,s:   6,541,987 msg/sec
     xenium::michael_scott_queue, 6,i:   6,708,429 msg/sec
     xenium::michael_scott_queue, 7,s:   6,335,648 msg/sec
     xenium::michael_scott_queue, 7,i:   6,378,236 msg/sec
     xenium::michael_scott_queue, 8,s:   6,073,616 msg/sec
     xenium::michael_scott_queue, 8,i:   6,191,969 msg/sec
         xenium::ramalhete_queue, 1,s:  32,414,811 msg/sec
         xenium::ramalhete_queue, 1,i:  32,838,006 msg/sec
         xenium::ramalhete_queue, 2,s:  24,177,480 msg/sec
         xenium::ramalhete_queue, 2,i:  23,304,811 msg/sec
         xenium::ramalhete_queue, 3,s:  29,153,696 msg/sec
         xenium::ramalhete_queue, 3,i:  28,403,354 msg/sec
         xenium::ramalhete_queue, 4,s:  33,933,545 msg/sec
         xenium::ramalhete_queue, 4,i:  33,418,081 msg/sec
         xenium::ramalhete_queue, 5,s:  32,151,686 msg/sec
         xenium::ramalhete_queue, 5,i:  36,358,727 msg/sec
         xenium::ramalhete_queue, 6,s:  34,065,932 msg/sec
         xenium::ramalhete_queue, 6,i:  39,615,257 msg/sec
         xenium::ramalhete_queue, 7,s:  35,011,300 msg/sec
         xenium::ramalhete_queue, 7,i:  41,192,069 msg/sec
         xenium::ramalhete_queue, 8,s:  35,548,258 msg/sec
         xenium::ramalhete_queue, 8,i:  44,295,879 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,523,464 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,890,925 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,594,595 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,564,679 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,591,401 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,042,077 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,502,909 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,539,009 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,083,816 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,373,073 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,088,903 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,165,445 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,248,707 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,058,537 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,407,705 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,538,310 msg/sec
                     AtomicQueue, 1,s:  60,720,942 msg/sec
                     AtomicQueue, 1,i:  56,711,586 msg/sec
                     AtomicQueue, 2,s:  12,360,988 msg/sec
                     AtomicQueue, 2,i:  11,763,876 msg/sec
                     AtomicQueue, 3,s:  10,787,182 msg/sec
                     AtomicQueue, 3,i:  10,010,728 msg/sec
                     AtomicQueue, 4,s:   8,190,832 msg/sec
                     AtomicQueue, 4,i:   8,209,241 msg/sec
                     AtomicQueue, 5,s:   8,013,997 msg/sec
                     AtomicQueue, 5,i:   8,125,103 msg/sec
                     AtomicQueue, 6,s:   7,800,568 msg/sec
                     AtomicQueue, 6,i:   7,593,128 msg/sec
                     AtomicQueue, 7,s:   7,068,957 msg/sec
                     AtomicQueue, 7,i:   7,985,568 msg/sec
                     AtomicQueue, 8,s:   6,317,930 msg/sec
                     AtomicQueue, 8,i:   7,354,798 msg/sec
                    AtomicQueueB, 1,s:  45,337,548 msg/sec
                    AtomicQueueB, 1,i:  43,864,093 msg/sec
                    AtomicQueueB, 2,s:  11,796,650 msg/sec
                    AtomicQueueB, 2,i:  11,493,265 msg/sec
                    AtomicQueueB, 3,s:  11,004,755 msg/sec
                    AtomicQueueB, 3,i:  10,280,797 msg/sec
                    AtomicQueueB, 4,s:   8,025,135 msg/sec
                    AtomicQueueB, 4,i:   7,820,303 msg/sec
                    AtomicQueueB, 5,s:   7,393,617 msg/sec
                    AtomicQueueB, 5,i:   7,769,363 msg/sec
                    AtomicQueueB, 6,s:   7,472,694 msg/sec
                    AtomicQueueB, 6,i:   7,623,977 msg/sec
                    AtomicQueueB, 7,s:   6,861,865 msg/sec
                    AtomicQueueB, 7,i:   7,692,732 msg/sec
                    AtomicQueueB, 8,s:   6,214,041 msg/sec
                    AtomicQueueB, 8,i:   7,013,246 msg/sec
             OptimistAtomicQueue, 1,s: 691,896,918 msg/sec
             OptimistAtomicQueue, 1,i: 522,739,836 msg/sec
             OptimistAtomicQueue, 2,s:  32,208,067 msg/sec
             OptimistAtomicQueue, 2,i:  31,998,222 msg/sec
             OptimistAtomicQueue, 3,s:  36,632,535 msg/sec
             OptimistAtomicQueue, 3,i:  37,278,155 msg/sec
             OptimistAtomicQueue, 4,s:  39,272,776 msg/sec
             OptimistAtomicQueue, 4,i:  39,334,287 msg/sec
             OptimistAtomicQueue, 5,s:  41,655,073 msg/sec
             OptimistAtomicQueue, 5,i:  46,251,630 msg/sec
             OptimistAtomicQueue, 6,s:  42,770,765 msg/sec
             OptimistAtomicQueue, 6,i:  50,213,462 msg/sec
             OptimistAtomicQueue, 7,s:  43,825,547 msg/sec
             OptimistAtomicQueue, 7,i:  51,966,313 msg/sec
             OptimistAtomicQueue, 8,s:  46,378,553 msg/sec
             OptimistAtomicQueue, 8,i:  48,637,353 msg/sec
            OptimistAtomicQueueB, 1,s: 205,651,477 msg/sec
            OptimistAtomicQueueB, 1,i: 146,377,120 msg/sec
            OptimistAtomicQueueB, 2,s:  32,238,660 msg/sec
            OptimistAtomicQueueB, 2,i:  32,414,477 msg/sec
            OptimistAtomicQueueB, 3,s:  36,211,496 msg/sec
            OptimistAtomicQueueB, 3,i:  36,866,672 msg/sec
            OptimistAtomicQueueB, 4,s:  38,617,876 msg/sec
            OptimistAtomicQueueB, 4,i:  38,641,165 msg/sec
            OptimistAtomicQueueB, 5,s:  40,503,755 msg/sec
            OptimistAtomicQueueB, 5,i:  45,406,914 msg/sec
            OptimistAtomicQueueB, 6,s:  40,790,671 msg/sec
            OptimistAtomicQueueB, 6,i:  49,214,772 msg/sec
            OptimistAtomicQueueB, 7,s:  42,090,469 msg/sec
            OptimistAtomicQueueB, 7,i:  51,464,113 msg/sec
            OptimistAtomicQueueB, 8,s:  44,668,428 msg/sec
            OptimistAtomicQueueB, 8,i:  47,684,732 msg/sec
                    AtomicQueue2, 1,s:  22,823,064 msg/sec
                    AtomicQueue2, 1,i:  22,868,428 msg/sec
                    AtomicQueue2, 2,s:  11,926,637 msg/sec
                    AtomicQueue2, 2,i:  11,528,968 msg/sec
                    AtomicQueue2, 3,s:   9,321,984 msg/sec
                    AtomicQueue2, 3,i:   9,471,774 msg/sec
                    AtomicQueue2, 4,s:   8,098,820 msg/sec
                    AtomicQueue2, 4,i:   8,063,323 msg/sec
                    AtomicQueue2, 5,s:   7,918,386 msg/sec
                    AtomicQueue2, 5,i:   8,081,212 msg/sec
                    AtomicQueue2, 6,s:   7,819,440 msg/sec
                    AtomicQueue2, 6,i:   7,527,702 msg/sec
                    AtomicQueue2, 7,s:   7,170,133 msg/sec
                    AtomicQueue2, 7,i:   7,880,326 msg/sec
                    AtomicQueue2, 8,s:   6,380,085 msg/sec
                    AtomicQueue2, 8,i:   7,243,510 msg/sec
                   AtomicQueueB2, 1,s:  34,870,841 msg/sec
                   AtomicQueueB2, 1,i:  31,747,483 msg/sec
                   AtomicQueueB2, 2,s:  11,432,619 msg/sec
                   AtomicQueueB2, 2,i:  11,131,177 msg/sec
                   AtomicQueueB2, 3,s:   9,713,056 msg/sec
                   AtomicQueueB2, 3,i:   9,427,526 msg/sec
                   AtomicQueueB2, 4,s:   7,938,790 msg/sec
                   AtomicQueueB2, 4,i:   7,806,619 msg/sec
                   AtomicQueueB2, 5,s:   7,481,604 msg/sec
                   AtomicQueueB2, 5,i:   7,683,978 msg/sec
                   AtomicQueueB2, 6,s:   7,317,521 msg/sec
                   AtomicQueueB2, 6,i:   7,456,917 msg/sec
                   AtomicQueueB2, 7,s:   6,890,271 msg/sec
                   AtomicQueueB2, 7,i:   7,515,633 msg/sec
                   AtomicQueueB2, 8,s:   6,262,236 msg/sec
                   AtomicQueueB2, 8,i:   7,127,844 msg/sec
            OptimistAtomicQueue2, 1,s: 438,824,371 msg/sec
            OptimistAtomicQueue2, 1,i: 416,450,589 msg/sec
            OptimistAtomicQueue2, 2,s:  25,456,191 msg/sec
            OptimistAtomicQueue2, 2,i:  24,017,884 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,300 msg/sec
            OptimistAtomicQueue2, 3,i:  29,962,890 msg/sec
            OptimistAtomicQueue2, 4,s:  33,446,658 msg/sec
            OptimistAtomicQueue2, 4,i:  33,127,502 msg/sec
            OptimistAtomicQueue2, 5,s:  37,171,985 msg/sec
            OptimistAtomicQueue2, 5,i:  40,622,048 msg/sec
            OptimistAtomicQueue2, 6,s:  40,370,069 msg/sec
            OptimistAtomicQueue2, 6,i:  49,335,771 msg/sec
            OptimistAtomicQueue2, 7,s:  42,961,778 msg/sec
            OptimistAtomicQueue2, 7,i:  51,839,802 msg/sec
            OptimistAtomicQueue2, 8,s:  43,884,568 msg/sec
            OptimistAtomicQueue2, 8,i:  48,661,508 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,144,594 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,938,754 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,219,205 msg/sec
           OptimistAtomicQueueB2, 2,i:  29,319,420 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,170,876 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,008,320 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,187,282 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,225,695 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,558,763 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,441,004 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,179,529 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,439,715 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,957,274 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,155,843 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,513,786 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,032,153 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000161 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000296 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000277 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[62] 399m:32s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,877,529 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,239,747 msg/sec
          boost::lockfree::queue, 1,s:   6,939,058 msg/sec
          boost::lockfree::queue, 1,i:   6,865,242 msg/sec
          boost::lockfree::queue, 2,s:   7,727,192 msg/sec
          boost::lockfree::queue, 2,i:   7,438,353 msg/sec
          boost::lockfree::queue, 3,s:   7,416,899 msg/sec
          boost::lockfree::queue, 3,i:   7,562,281 msg/sec
          boost::lockfree::queue, 4,s:   6,424,793 msg/sec
          boost::lockfree::queue, 4,i:   6,770,810 msg/sec
          boost::lockfree::queue, 5,s:   6,434,555 msg/sec
          boost::lockfree::queue, 5,i:   6,536,579 msg/sec
          boost::lockfree::queue, 6,s:   5,992,440 msg/sec
          boost::lockfree::queue, 6,i:   6,125,718 msg/sec
          boost::lockfree::queue, 7,s:   5,842,541 msg/sec
          boost::lockfree::queue, 7,i:   6,044,296 msg/sec
          boost::lockfree::queue, 8,s:   5,591,204 msg/sec
          boost::lockfree::queue, 8,i:   5,726,550 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 427,041,643 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 412,517,641 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,653,004 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,783,323 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,406,869 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,429,045 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  38,324,622 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,964,693 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,093,760 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,377,434 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  45,670,762 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,474,787 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,563,309 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,853,651 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,132,699 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,902,955 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,328,431 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,369,420 msg/sec
                pthread_spinlock, 1,s:  29,032,809 msg/sec
                pthread_spinlock, 1,i:  25,355,232 msg/sec
                pthread_spinlock, 2,s:  16,099,160 msg/sec
                pthread_spinlock, 2,i:  16,741,687 msg/sec
                pthread_spinlock, 3,s:   8,268,428 msg/sec
                pthread_spinlock, 3,i:  12,012,049 msg/sec
                pthread_spinlock, 4,s:   6,503,281 msg/sec
                pthread_spinlock, 4,i:   8,910,704 msg/sec
                pthread_spinlock, 5,s:   8,580,145 msg/sec
                pthread_spinlock, 5,i:   9,552,559 msg/sec
                pthread_spinlock, 6,s:   8,326,963 msg/sec
                pthread_spinlock, 6,i:   8,621,446 msg/sec
                pthread_spinlock, 7,s:   7,578,362 msg/sec
                pthread_spinlock, 7,i:   7,946,432 msg/sec
                pthread_spinlock, 8,s:   6,704,171 msg/sec
                pthread_spinlock, 8,i:   6,925,935 msg/sec
                      std::mutex, 1,s:   6,817,719 msg/sec
                      std::mutex, 1,i:   6,761,617 msg/sec
                      std::mutex, 2,s:   6,130,199 msg/sec
                      std::mutex, 2,i:   6,355,907 msg/sec
                      std::mutex, 3,s:   6,031,624 msg/sec
                      std::mutex, 3,i:   5,994,485 msg/sec
                      std::mutex, 4,s:   6,322,152 msg/sec
                      std::mutex, 4,i:   6,215,733 msg/sec
                      std::mutex, 5,s:   6,103,646 msg/sec
                      std::mutex, 5,i:   5,976,194 msg/sec
                      std::mutex, 6,s:   5,958,554 msg/sec
                      std::mutex, 6,i:   5,957,263 msg/sec
                      std::mutex, 7,s:   5,801,587 msg/sec
                      std::mutex, 7,i:   5,805,653 msg/sec
                      std::mutex, 8,s:   5,694,432 msg/sec
                      std::mutex, 8,i:   5,680,415 msg/sec
                 tbb::spin_mutex, 1,s:  37,490,484 msg/sec
                 tbb::spin_mutex, 1,i:  37,669,540 msg/sec
                 tbb::spin_mutex, 2,s:  21,100,375 msg/sec
                 tbb::spin_mutex, 2,i:  18,547,619 msg/sec
                 tbb::spin_mutex, 3,s:   8,849,280 msg/sec
                 tbb::spin_mutex, 3,i:  10,148,144 msg/sec
                 tbb::spin_mutex, 4,s:   3,188,499 msg/sec
                 tbb::spin_mutex, 4,i:   6,397,429 msg/sec
                 tbb::spin_mutex, 5,s:   5,271,419 msg/sec
                 tbb::spin_mutex, 5,i:   5,828,898 msg/sec
                 tbb::spin_mutex, 6,s:   5,358,082 msg/sec
                 tbb::spin_mutex, 6,i:   4,358,559 msg/sec
                 tbb::spin_mutex, 7,s:   4,850,850 msg/sec
                 tbb::spin_mutex, 7,i:   4,335,758 msg/sec
                 tbb::spin_mutex, 8,s:   4,249,774 msg/sec
                 tbb::spin_mutex, 8,i:   4,138,589 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,540,580 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,230,499 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,462,334 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,895,984 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,099,290 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,584,730 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,302,948 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,258,476 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,586,727 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,174,908 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,046,230 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,485,890 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,047,175 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,668,923 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,055,858 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,693,746 msg/sec
     xenium::michael_scott_queue, 1,s:   9,375,930 msg/sec
     xenium::michael_scott_queue, 1,i:   9,569,045 msg/sec
     xenium::michael_scott_queue, 2,s:   8,564,307 msg/sec
     xenium::michael_scott_queue, 2,i:   8,389,138 msg/sec
     xenium::michael_scott_queue, 3,s:   7,277,009 msg/sec
     xenium::michael_scott_queue, 3,i:   7,642,038 msg/sec
     xenium::michael_scott_queue, 4,s:   6,339,759 msg/sec
     xenium::michael_scott_queue, 4,i:   6,351,401 msg/sec
     xenium::michael_scott_queue, 5,s:   6,314,052 msg/sec
     xenium::michael_scott_queue, 5,i:   6,671,923 msg/sec
     xenium::michael_scott_queue, 6,s:   6,584,014 msg/sec
     xenium::michael_scott_queue, 6,i:   7,054,516 msg/sec
     xenium::michael_scott_queue, 7,s:   6,323,381 msg/sec
     xenium::michael_scott_queue, 7,i:   6,418,954 msg/sec
     xenium::michael_scott_queue, 8,s:   6,023,490 msg/sec
     xenium::michael_scott_queue, 8,i:   6,264,919 msg/sec
         xenium::ramalhete_queue, 1,s:  31,781,147 msg/sec
         xenium::ramalhete_queue, 1,i:  31,952,583 msg/sec
         xenium::ramalhete_queue, 2,s:  23,625,451 msg/sec
         xenium::ramalhete_queue, 2,i:  23,428,080 msg/sec
         xenium::ramalhete_queue, 3,s:  29,166,721 msg/sec
         xenium::ramalhete_queue, 3,i:  28,428,882 msg/sec
         xenium::ramalhete_queue, 4,s:  33,812,260 msg/sec
         xenium::ramalhete_queue, 4,i:  33,467,083 msg/sec
         xenium::ramalhete_queue, 5,s:  32,081,180 msg/sec
         xenium::ramalhete_queue, 5,i:  36,172,290 msg/sec
         xenium::ramalhete_queue, 6,s:  33,981,307 msg/sec
         xenium::ramalhete_queue, 6,i:  39,171,322 msg/sec
         xenium::ramalhete_queue, 7,s:  35,041,568 msg/sec
         xenium::ramalhete_queue, 7,i:  42,470,849 msg/sec
         xenium::ramalhete_queue, 8,s:  35,487,314 msg/sec
         xenium::ramalhete_queue, 8,i:  44,147,356 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,507,102 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 100,608,540 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,427,264 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,516,504 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,636,669 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,756,380 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,563,862 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,310,257 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,633,652 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,389,373 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,967,400 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,217,842 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,292,943 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,102,051 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,436,909 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,297,502 msg/sec
                     AtomicQueue, 1,s:  57,405,381 msg/sec
                     AtomicQueue, 1,i:  56,557,855 msg/sec
                     AtomicQueue, 2,s:  12,209,408 msg/sec
                     AtomicQueue, 2,i:  11,742,911 msg/sec
                     AtomicQueue, 3,s:  10,754,031 msg/sec
                     AtomicQueue, 3,i:   9,978,173 msg/sec
                     AtomicQueue, 4,s:   8,181,659 msg/sec
                     AtomicQueue, 4,i:   8,197,911 msg/sec
                     AtomicQueue, 5,s:   8,008,068 msg/sec
                     AtomicQueue, 5,i:   8,129,533 msg/sec
                     AtomicQueue, 6,s:   7,946,281 msg/sec
                     AtomicQueue, 6,i:   7,623,150 msg/sec
                     AtomicQueue, 7,s:   7,083,421 msg/sec
                     AtomicQueue, 7,i:   8,019,791 msg/sec
                     AtomicQueue, 8,s:   6,316,998 msg/sec
                     AtomicQueue, 8,i:   7,297,707 msg/sec
                    AtomicQueueB, 1,s:  45,094,321 msg/sec
                    AtomicQueueB, 1,i:  43,877,058 msg/sec
                    AtomicQueueB, 2,s:  11,852,875 msg/sec
                    AtomicQueueB, 2,i:  11,525,489 msg/sec
                    AtomicQueueB, 3,s:  11,010,629 msg/sec
                    AtomicQueueB, 3,i:  10,100,404 msg/sec
                    AtomicQueueB, 4,s:   8,022,467 msg/sec
                    AtomicQueueB, 4,i:   7,980,265 msg/sec
                    AtomicQueueB, 5,s:   7,681,225 msg/sec
                    AtomicQueueB, 5,i:   7,784,354 msg/sec
                    AtomicQueueB, 6,s:   7,162,542 msg/sec
                    AtomicQueueB, 6,i:   7,510,161 msg/sec
                    AtomicQueueB, 7,s:   6,930,047 msg/sec
                    AtomicQueueB, 7,i:   7,738,702 msg/sec
                    AtomicQueueB, 8,s:   6,209,909 msg/sec
                    AtomicQueueB, 8,i:   7,012,713 msg/sec
             OptimistAtomicQueue, 1,s: 692,446,567 msg/sec
             OptimistAtomicQueue, 1,i: 712,853,007 msg/sec
             OptimistAtomicQueue, 2,s:  32,544,976 msg/sec
             OptimistAtomicQueue, 2,i:  32,587,955 msg/sec
             OptimistAtomicQueue, 3,s:  36,692,533 msg/sec
             OptimistAtomicQueue, 3,i:  37,414,733 msg/sec
             OptimistAtomicQueue, 4,s:  39,267,379 msg/sec
             OptimistAtomicQueue, 4,i:  39,386,601 msg/sec
             OptimistAtomicQueue, 5,s:  41,750,571 msg/sec
             OptimistAtomicQueue, 5,i:  47,074,815 msg/sec
             OptimistAtomicQueue, 6,s:  42,936,621 msg/sec
             OptimistAtomicQueue, 6,i:  50,505,345 msg/sec
             OptimistAtomicQueue, 7,s:  44,427,486 msg/sec
             OptimistAtomicQueue, 7,i:  52,990,526 msg/sec
             OptimistAtomicQueue, 8,s:  46,427,990 msg/sec
             OptimistAtomicQueue, 8,i:  48,877,368 msg/sec
            OptimistAtomicQueueB, 1,s:  78,047,903 msg/sec
            OptimistAtomicQueueB, 1,i:  77,848,013 msg/sec
            OptimistAtomicQueueB, 2,s:  32,253,889 msg/sec
            OptimistAtomicQueueB, 2,i:  31,893,595 msg/sec
            OptimistAtomicQueueB, 3,s:  36,284,830 msg/sec
            OptimistAtomicQueueB, 3,i:  36,879,596 msg/sec
            OptimistAtomicQueueB, 4,s:  38,731,899 msg/sec
            OptimistAtomicQueueB, 4,i:  38,537,036 msg/sec
            OptimistAtomicQueueB, 5,s:  40,979,060 msg/sec
            OptimistAtomicQueueB, 5,i:  45,481,044 msg/sec
            OptimistAtomicQueueB, 6,s:  41,121,243 msg/sec
            OptimistAtomicQueueB, 6,i:  49,171,529 msg/sec
            OptimistAtomicQueueB, 7,s:  41,737,665 msg/sec
            OptimistAtomicQueueB, 7,i:  50,762,146 msg/sec
            OptimistAtomicQueueB, 8,s:  44,160,532 msg/sec
            OptimistAtomicQueueB, 8,i:  48,070,831 msg/sec
                    AtomicQueue2, 1,s:  22,866,535 msg/sec
                    AtomicQueue2, 1,i:  22,865,134 msg/sec
                    AtomicQueue2, 2,s:  11,843,356 msg/sec
                    AtomicQueue2, 2,i:  11,390,453 msg/sec
                    AtomicQueue2, 3,s:   9,489,126 msg/sec
                    AtomicQueue2, 3,i:   9,468,120 msg/sec
                    AtomicQueue2, 4,s:   8,120,138 msg/sec
                    AtomicQueue2, 4,i:   8,073,323 msg/sec
                    AtomicQueue2, 5,s:   7,935,536 msg/sec
                    AtomicQueue2, 5,i:   8,069,472 msg/sec
                    AtomicQueue2, 6,s:   7,811,775 msg/sec
                    AtomicQueue2, 6,i:   7,517,648 msg/sec
                    AtomicQueue2, 7,s:   7,182,670 msg/sec
                    AtomicQueue2, 7,i:   7,880,005 msg/sec
                    AtomicQueue2, 8,s:   6,376,010 msg/sec
                    AtomicQueue2, 8,i:   7,354,880 msg/sec
                   AtomicQueueB2, 1,s:  36,314,966 msg/sec
                   AtomicQueueB2, 1,i:  32,622,642 msg/sec
                   AtomicQueueB2, 2,s:  11,401,837 msg/sec
                   AtomicQueueB2, 2,i:  11,108,522 msg/sec
                   AtomicQueueB2, 3,s:   9,669,328 msg/sec
                   AtomicQueueB2, 3,i:   9,554,025 msg/sec
                   AtomicQueueB2, 4,s:   7,926,084 msg/sec
                   AtomicQueueB2, 4,i:   7,850,612 msg/sec
                   AtomicQueueB2, 5,s:   7,457,679 msg/sec
                   AtomicQueueB2, 5,i:   7,670,301 msg/sec
                   AtomicQueueB2, 6,s:   7,319,303 msg/sec
                   AtomicQueueB2, 6,i:   7,456,544 msg/sec
                   AtomicQueueB2, 7,s:   6,771,631 msg/sec
                   AtomicQueueB2, 7,i:   7,710,138 msg/sec
                   AtomicQueueB2, 8,s:   6,255,078 msg/sec
                   AtomicQueueB2, 8,i:   7,100,527 msg/sec
            OptimistAtomicQueue2, 1,s: 420,639,607 msg/sec
            OptimistAtomicQueue2, 1,i:  31,970,440 msg/sec
            OptimistAtomicQueue2, 2,s:  22,697,508 msg/sec
            OptimistAtomicQueue2, 2,i:  24,974,485 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,121 msg/sec
            OptimistAtomicQueue2, 3,i:  29,948,889 msg/sec
            OptimistAtomicQueue2, 4,s:  33,234,142 msg/sec
            OptimistAtomicQueue2, 4,i:  33,388,800 msg/sec
            OptimistAtomicQueue2, 5,s:  37,187,827 msg/sec
            OptimistAtomicQueue2, 5,i:  43,105,904 msg/sec
            OptimistAtomicQueue2, 6,s:  40,394,787 msg/sec
            OptimistAtomicQueue2, 6,i:  49,283,711 msg/sec
            OptimistAtomicQueue2, 7,s:  43,198,614 msg/sec
            OptimistAtomicQueue2, 7,i:  51,615,939 msg/sec
            OptimistAtomicQueue2, 8,s:  43,875,407 msg/sec
            OptimistAtomicQueue2, 8,i:  48,491,975 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,180,608 msg/sec
           OptimistAtomicQueueB2, 1,i:  34,305,232 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,832,584 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,155,242 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,690,779 msg/sec
           OptimistAtomicQueueB2, 3,i:  33,348,671 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,409,418 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,145,138 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,347,809 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,591,303 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,448,070 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,564,592 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,162,885 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,093,989 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,097,921 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,115,963 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000126 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000260 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[63] 398m:13s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  73,883,731 msg/sec
     boost::lockfree::spsc_queue, 1,i:  73,502,953 msg/sec
          boost::lockfree::queue, 1,s:   7,945,232 msg/sec
          boost::lockfree::queue, 1,i:   7,924,765 msg/sec
          boost::lockfree::queue, 2,s:   7,626,734 msg/sec
          boost::lockfree::queue, 2,i:   7,580,329 msg/sec
          boost::lockfree::queue, 3,s:   7,354,458 msg/sec
          boost::lockfree::queue, 3,i:   7,484,079 msg/sec
          boost::lockfree::queue, 4,s:   6,419,949 msg/sec
          boost::lockfree::queue, 4,i:   6,789,270 msg/sec
          boost::lockfree::queue, 5,s:   6,375,825 msg/sec
          boost::lockfree::queue, 5,i:   6,505,335 msg/sec
          boost::lockfree::queue, 6,s:   5,990,127 msg/sec
          boost::lockfree::queue, 6,i:   6,094,891 msg/sec
          boost::lockfree::queue, 7,s:   5,930,716 msg/sec
          boost::lockfree::queue, 7,i:   6,049,157 msg/sec
          boost::lockfree::queue, 8,s:   5,425,615 msg/sec
          boost::lockfree::queue, 8,i:   5,566,275 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 115,840,398 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  98,799,936 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,218,652 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,758,094 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,089,550 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,489,086 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,729,753 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,443,841 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,347,037 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,790,363 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  31,045,248 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,391,636 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,408,214 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,050,966 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,086,260 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,913,177 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,642,456 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,347,834 msg/sec
                pthread_spinlock, 1,s:  29,009,898 msg/sec
                pthread_spinlock, 1,i:  25,386,673 msg/sec
                pthread_spinlock, 2,s:  15,630,180 msg/sec
                pthread_spinlock, 2,i:  16,833,783 msg/sec
                pthread_spinlock, 3,s:   8,278,301 msg/sec
                pthread_spinlock, 3,i:  12,125,824 msg/sec
                pthread_spinlock, 4,s:   6,461,481 msg/sec
                pthread_spinlock, 4,i:   8,946,726 msg/sec
                pthread_spinlock, 5,s:   8,655,732 msg/sec
                pthread_spinlock, 5,i:   9,216,241 msg/sec
                pthread_spinlock, 6,s:   8,281,552 msg/sec
                pthread_spinlock, 6,i:   8,525,498 msg/sec
                pthread_spinlock, 7,s:   7,541,619 msg/sec
                pthread_spinlock, 7,i:   7,504,798 msg/sec
                pthread_spinlock, 8,s:   6,725,531 msg/sec
                pthread_spinlock, 8,i:   7,221,006 msg/sec
                      std::mutex, 1,s:   6,544,207 msg/sec
                      std::mutex, 1,i:   7,479,386 msg/sec
                      std::mutex, 2,s:   6,333,180 msg/sec
                      std::mutex, 2,i:   5,755,967 msg/sec
                      std::mutex, 3,s:   5,989,355 msg/sec
                      std::mutex, 3,i:   6,048,476 msg/sec
                      std::mutex, 4,s:   6,238,082 msg/sec
                      std::mutex, 4,i:   6,252,976 msg/sec
                      std::mutex, 5,s:   5,908,737 msg/sec
                      std::mutex, 5,i:   5,778,913 msg/sec
                      std::mutex, 6,s:   5,897,551 msg/sec
                      std::mutex, 6,i:   5,850,122 msg/sec
                      std::mutex, 7,s:   5,787,682 msg/sec
                      std::mutex, 7,i:   5,763,239 msg/sec
                      std::mutex, 8,s:   5,695,441 msg/sec
                      std::mutex, 8,i:   5,641,073 msg/sec
                 tbb::spin_mutex, 1,s:  37,589,236 msg/sec
                 tbb::spin_mutex, 1,i:  33,046,571 msg/sec
                 tbb::spin_mutex, 2,s:  20,780,134 msg/sec
                 tbb::spin_mutex, 2,i:  18,151,604 msg/sec
                 tbb::spin_mutex, 3,s:   7,449,763 msg/sec
                 tbb::spin_mutex, 3,i:  10,558,966 msg/sec
                 tbb::spin_mutex, 4,s:   3,146,577 msg/sec
                 tbb::spin_mutex, 4,i:   6,332,948 msg/sec
                 tbb::spin_mutex, 5,s:   5,223,457 msg/sec
                 tbb::spin_mutex, 5,i:   5,840,520 msg/sec
                 tbb::spin_mutex, 6,s:   5,327,439 msg/sec
                 tbb::spin_mutex, 6,i:   4,316,865 msg/sec
                 tbb::spin_mutex, 7,s:   4,488,790 msg/sec
                 tbb::spin_mutex, 7,i:   4,306,182 msg/sec
                 tbb::spin_mutex, 8,s:   3,858,089 msg/sec
                 tbb::spin_mutex, 8,i:   4,084,229 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,057,201 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,044,144 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,122,873 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,034,474 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,486,351 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,600,632 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,969,902 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,403,592 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,505,475 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,635,486 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,748,306 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,724,088 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,926,487 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,056,454 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,847,065 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,458,652 msg/sec
     xenium::michael_scott_queue, 1,s:   9,111,709 msg/sec
     xenium::michael_scott_queue, 1,i:   9,475,761 msg/sec
     xenium::michael_scott_queue, 2,s:   8,538,355 msg/sec
     xenium::michael_scott_queue, 2,i:   8,512,268 msg/sec
     xenium::michael_scott_queue, 3,s:   7,172,355 msg/sec
     xenium::michael_scott_queue, 3,i:   7,641,998 msg/sec
     xenium::michael_scott_queue, 4,s:   6,330,323 msg/sec
     xenium::michael_scott_queue, 4,i:   6,339,270 msg/sec
     xenium::michael_scott_queue, 5,s:   6,302,592 msg/sec
     xenium::michael_scott_queue, 5,i:   6,648,539 msg/sec
     xenium::michael_scott_queue, 6,s:   6,524,128 msg/sec
     xenium::michael_scott_queue, 6,i:   6,990,069 msg/sec
     xenium::michael_scott_queue, 7,s:   6,240,767 msg/sec
     xenium::michael_scott_queue, 7,i:   6,537,029 msg/sec
     xenium::michael_scott_queue, 8,s:   6,029,728 msg/sec
     xenium::michael_scott_queue, 8,i:   6,258,465 msg/sec
         xenium::ramalhete_queue, 1,s:  32,033,834 msg/sec
         xenium::ramalhete_queue, 1,i:  32,072,864 msg/sec
         xenium::ramalhete_queue, 2,s:  23,702,841 msg/sec
         xenium::ramalhete_queue, 2,i:  23,363,577 msg/sec
         xenium::ramalhete_queue, 3,s:  29,104,683 msg/sec
         xenium::ramalhete_queue, 3,i:  28,464,622 msg/sec
         xenium::ramalhete_queue, 4,s:  33,834,966 msg/sec
         xenium::ramalhete_queue, 4,i:  33,496,791 msg/sec
         xenium::ramalhete_queue, 5,s:  32,102,090 msg/sec
         xenium::ramalhete_queue, 5,i:  36,250,783 msg/sec
         xenium::ramalhete_queue, 6,s:  33,775,111 msg/sec
         xenium::ramalhete_queue, 6,i:  39,175,927 msg/sec
         xenium::ramalhete_queue, 7,s:  35,250,654 msg/sec
         xenium::ramalhete_queue, 7,i:  41,475,592 msg/sec
         xenium::ramalhete_queue, 8,s:  35,213,173 msg/sec
         xenium::ramalhete_queue, 8,i:  43,706,517 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,939,717 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,605,741 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,829,189 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,758,886 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,660,250 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,466,354 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,631,350 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,178,110 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,036,187 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,364,156 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,083,802 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,225,990 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,203,840 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,295,861 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,406,732 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,335,017 msg/sec
                     AtomicQueue, 1,s:  58,769,163 msg/sec
                     AtomicQueue, 1,i:  56,860,201 msg/sec
                     AtomicQueue, 2,s:  12,337,614 msg/sec
                     AtomicQueue, 2,i:  11,741,404 msg/sec
                     AtomicQueue, 3,s:  10,701,658 msg/sec
                     AtomicQueue, 3,i:   9,791,407 msg/sec
                     AtomicQueue, 4,s:   8,130,086 msg/sec
                     AtomicQueue, 4,i:   8,229,792 msg/sec
                     AtomicQueue, 5,s:   8,054,544 msg/sec
                     AtomicQueue, 5,i:   8,089,351 msg/sec
                     AtomicQueue, 6,s:   7,969,703 msg/sec
                     AtomicQueue, 6,i:   7,623,465 msg/sec
                     AtomicQueue, 7,s:   7,160,098 msg/sec
                     AtomicQueue, 7,i:   7,966,197 msg/sec
                     AtomicQueue, 8,s:   6,344,482 msg/sec
                     AtomicQueue, 8,i:   7,442,368 msg/sec
                    AtomicQueueB, 1,s:  47,961,538 msg/sec
                    AtomicQueueB, 1,i:  43,139,455 msg/sec
                    AtomicQueueB, 2,s:  11,692,712 msg/sec
                    AtomicQueueB, 2,i:  11,478,123 msg/sec
                    AtomicQueueB, 3,s:  11,016,089 msg/sec
                    AtomicQueueB, 3,i:  10,052,507 msg/sec
                    AtomicQueueB, 4,s:   8,082,088 msg/sec
                    AtomicQueueB, 4,i:   8,052,273 msg/sec
                    AtomicQueueB, 5,s:   7,595,703 msg/sec
                    AtomicQueueB, 5,i:   7,807,113 msg/sec
                    AtomicQueueB, 6,s:   7,341,265 msg/sec
                    AtomicQueueB, 6,i:   7,586,121 msg/sec
                    AtomicQueueB, 7,s:   6,821,826 msg/sec
                    AtomicQueueB, 7,i:   7,736,579 msg/sec
                    AtomicQueueB, 8,s:   6,217,063 msg/sec
                    AtomicQueueB, 8,i:   7,181,510 msg/sec
             OptimistAtomicQueue, 1,s: 753,813,968 msg/sec
             OptimistAtomicQueue, 1,i: 647,218,400 msg/sec
             OptimistAtomicQueue, 2,s:  32,561,465 msg/sec
             OptimistAtomicQueue, 2,i:  32,606,271 msg/sec
             OptimistAtomicQueue, 3,s:  36,688,603 msg/sec
             OptimistAtomicQueue, 3,i:  37,393,689 msg/sec
             OptimistAtomicQueue, 4,s:  39,261,461 msg/sec
             OptimistAtomicQueue, 4,i:  39,333,061 msg/sec
             OptimistAtomicQueue, 5,s:  42,355,662 msg/sec
             OptimistAtomicQueue, 5,i:  46,555,535 msg/sec
             OptimistAtomicQueue, 6,s:  42,687,084 msg/sec
             OptimistAtomicQueue, 6,i:  50,526,221 msg/sec
             OptimistAtomicQueue, 7,s:  45,124,258 msg/sec
             OptimistAtomicQueue, 7,i:  49,138,498 msg/sec
             OptimistAtomicQueue, 8,s:  46,302,844 msg/sec
             OptimistAtomicQueue, 8,i:  49,093,767 msg/sec
            OptimistAtomicQueueB, 1,s:  94,192,828 msg/sec
            OptimistAtomicQueueB, 1,i:  76,583,370 msg/sec
            OptimistAtomicQueueB, 2,s:  32,254,253 msg/sec
            OptimistAtomicQueueB, 2,i:  32,182,010 msg/sec
            OptimistAtomicQueueB, 3,s:  36,324,045 msg/sec
            OptimistAtomicQueueB, 3,i:  36,920,629 msg/sec
            OptimistAtomicQueueB, 4,s:  38,800,778 msg/sec
            OptimistAtomicQueueB, 4,i:  38,722,300 msg/sec
            OptimistAtomicQueueB, 5,s:  41,207,227 msg/sec
            OptimistAtomicQueueB, 5,i:  45,978,679 msg/sec
            OptimistAtomicQueueB, 6,s:  41,016,373 msg/sec
            OptimistAtomicQueueB, 6,i:  49,041,771 msg/sec
            OptimistAtomicQueueB, 7,s:  42,432,850 msg/sec
            OptimistAtomicQueueB, 7,i:  51,469,066 msg/sec
            OptimistAtomicQueueB, 8,s:  44,679,648 msg/sec
            OptimistAtomicQueueB, 8,i:  48,124,278 msg/sec
                    AtomicQueue2, 1,s:  22,908,552 msg/sec
                    AtomicQueue2, 1,i:  22,831,568 msg/sec
                    AtomicQueue2, 2,s:  11,831,719 msg/sec
                    AtomicQueue2, 2,i:  11,408,128 msg/sec
                    AtomicQueue2, 3,s:   9,722,914 msg/sec
                    AtomicQueue2, 3,i:   9,288,104 msg/sec
                    AtomicQueue2, 4,s:   7,985,035 msg/sec
                    AtomicQueue2, 4,i:   8,083,009 msg/sec
                    AtomicQueue2, 5,s:   7,942,448 msg/sec
                    AtomicQueue2, 5,i:   8,022,328 msg/sec
                    AtomicQueue2, 6,s:   7,834,252 msg/sec
                    AtomicQueue2, 6,i:   7,501,089 msg/sec
                    AtomicQueue2, 7,s:   7,105,016 msg/sec
                    AtomicQueue2, 7,i:   7,866,694 msg/sec
                    AtomicQueue2, 8,s:   6,394,455 msg/sec
                    AtomicQueue2, 8,i:   7,370,368 msg/sec
                   AtomicQueueB2, 1,s:  36,007,927 msg/sec
                   AtomicQueueB2, 1,i:  36,406,224 msg/sec
                   AtomicQueueB2, 2,s:  11,459,443 msg/sec
                   AtomicQueueB2, 2,i:  11,116,100 msg/sec
                   AtomicQueueB2, 3,s:   9,599,287 msg/sec
                   AtomicQueueB2, 3,i:   9,516,265 msg/sec
                   AtomicQueueB2, 4,s:   7,956,204 msg/sec
                   AtomicQueueB2, 4,i:   7,890,625 msg/sec
                   AtomicQueueB2, 5,s:   7,444,140 msg/sec
                   AtomicQueueB2, 5,i:   7,735,289 msg/sec
                   AtomicQueueB2, 6,s:   7,123,930 msg/sec
                   AtomicQueueB2, 6,i:   7,414,969 msg/sec
                   AtomicQueueB2, 7,s:   6,871,241 msg/sec
                   AtomicQueueB2, 7,i:   7,713,029 msg/sec
                   AtomicQueueB2, 8,s:   6,236,583 msg/sec
                   AtomicQueueB2, 8,i:   7,107,902 msg/sec
            OptimistAtomicQueue2, 1,s: 448,920,027 msg/sec
            OptimistAtomicQueue2, 1,i:  29,362,343 msg/sec
            OptimistAtomicQueue2, 2,s:  24,279,529 msg/sec
            OptimistAtomicQueue2, 2,i:  24,020,829 msg/sec
            OptimistAtomicQueue2, 3,s:  30,301,893 msg/sec
            OptimistAtomicQueue2, 3,i:  30,171,087 msg/sec
            OptimistAtomicQueue2, 4,s:  34,137,687 msg/sec
            OptimistAtomicQueue2, 4,i:  33,234,459 msg/sec
            OptimistAtomicQueue2, 5,s:  37,240,221 msg/sec
            OptimistAtomicQueue2, 5,i:  40,688,627 msg/sec
            OptimistAtomicQueue2, 6,s:  40,331,016 msg/sec
            OptimistAtomicQueue2, 6,i:  49,188,829 msg/sec
            OptimistAtomicQueue2, 7,s:  42,698,619 msg/sec
            OptimistAtomicQueue2, 7,i:  47,911,390 msg/sec
            OptimistAtomicQueue2, 8,s:  43,902,202 msg/sec
            OptimistAtomicQueue2, 8,i:  48,381,368 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,410,543 msg/sec
           OptimistAtomicQueueB2, 1,i:  67,522,411 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,665,297 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,566,823 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,695,773 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,128,798 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,995,969 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,248,781 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,487,795 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,033,093 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,297,879 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,380,619 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,888,149 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,569,260 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,413,771 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,065,447 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000155 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000297 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000188 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[64] 396m:54s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,019,444 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,548,501 msg/sec
          boost::lockfree::queue, 1,s:   7,989,146 msg/sec
          boost::lockfree::queue, 1,i:   7,994,772 msg/sec
          boost::lockfree::queue, 2,s:   7,608,443 msg/sec
          boost::lockfree::queue, 2,i:   7,451,352 msg/sec
          boost::lockfree::queue, 3,s:   7,336,240 msg/sec
          boost::lockfree::queue, 3,i:   7,562,508 msg/sec
          boost::lockfree::queue, 4,s:   6,421,569 msg/sec
          boost::lockfree::queue, 4,i:   6,804,441 msg/sec
          boost::lockfree::queue, 5,s:   6,373,953 msg/sec
          boost::lockfree::queue, 5,i:   6,496,218 msg/sec
          boost::lockfree::queue, 6,s:   6,012,240 msg/sec
          boost::lockfree::queue, 6,i:   6,114,400 msg/sec
          boost::lockfree::queue, 7,s:   5,885,494 msg/sec
          boost::lockfree::queue, 7,i:   5,952,054 msg/sec
          boost::lockfree::queue, 8,s:   5,443,718 msg/sec
          boost::lockfree::queue, 8,i:   5,651,454 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  81,800,323 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  77,966,441 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,311,614 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,495,234 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,645,892 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,742,414 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,983,122 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,837,433 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,736,108 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  29,225,343 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,053,366 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,876,546 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,249,167 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,475,810 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,162,354 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,339,325 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,294,903 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,258,575 msg/sec
                pthread_spinlock, 1,s:  28,913,063 msg/sec
                pthread_spinlock, 1,i:  25,331,479 msg/sec
                pthread_spinlock, 2,s:  15,883,007 msg/sec
                pthread_spinlock, 2,i:  17,157,479 msg/sec
                pthread_spinlock, 3,s:   8,302,902 msg/sec
                pthread_spinlock, 3,i:  12,046,861 msg/sec
                pthread_spinlock, 4,s:   6,473,524 msg/sec
                pthread_spinlock, 4,i:   9,014,149 msg/sec
                pthread_spinlock, 5,s:   8,743,396 msg/sec
                pthread_spinlock, 5,i:   9,576,289 msg/sec
                pthread_spinlock, 6,s:   8,536,956 msg/sec
                pthread_spinlock, 6,i:   9,013,392 msg/sec
                pthread_spinlock, 7,s:   7,476,280 msg/sec
                pthread_spinlock, 7,i:   7,697,890 msg/sec
                pthread_spinlock, 8,s:   6,717,077 msg/sec
                pthread_spinlock, 8,i:   7,087,684 msg/sec
                      std::mutex, 1,s:   6,687,000 msg/sec
                      std::mutex, 1,i:   6,530,152 msg/sec
                      std::mutex, 2,s:   5,656,026 msg/sec
                      std::mutex, 2,i:   5,200,798 msg/sec
                      std::mutex, 3,s:   5,059,102 msg/sec
                      std::mutex, 3,i:   4,936,056 msg/sec
                      std::mutex, 4,s:   6,204,495 msg/sec
                      std::mutex, 4,i:   6,173,948 msg/sec
                      std::mutex, 5,s:   5,897,846 msg/sec
                      std::mutex, 5,i:   5,769,172 msg/sec
                      std::mutex, 6,s:   5,859,544 msg/sec
                      std::mutex, 6,i:   5,841,458 msg/sec
                      std::mutex, 7,s:   5,732,383 msg/sec
                      std::mutex, 7,i:   5,728,196 msg/sec
                      std::mutex, 8,s:   5,646,855 msg/sec
                      std::mutex, 8,i:   5,618,093 msg/sec
                 tbb::spin_mutex, 1,s:  41,937,261 msg/sec
                 tbb::spin_mutex, 1,i:  41,659,505 msg/sec
                 tbb::spin_mutex, 2,s:  21,261,000 msg/sec
                 tbb::spin_mutex, 2,i:  18,431,689 msg/sec
                 tbb::spin_mutex, 3,s:   8,360,536 msg/sec
                 tbb::spin_mutex, 3,i:  10,208,369 msg/sec
                 tbb::spin_mutex, 4,s:   3,212,377 msg/sec
                 tbb::spin_mutex, 4,i:   6,332,323 msg/sec
                 tbb::spin_mutex, 5,s:   5,201,617 msg/sec
                 tbb::spin_mutex, 5,i:   5,609,163 msg/sec
                 tbb::spin_mutex, 6,s:   5,303,397 msg/sec
                 tbb::spin_mutex, 6,i:   4,354,676 msg/sec
                 tbb::spin_mutex, 7,s:   4,884,619 msg/sec
                 tbb::spin_mutex, 7,i:   4,301,600 msg/sec
                 tbb::spin_mutex, 8,s:   4,231,167 msg/sec
                 tbb::spin_mutex, 8,i:   4,080,664 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,360,922 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,051,162 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,809,042 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,859,658 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,347,989 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,527,961 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,367,891 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,285,336 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,711,610 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,776,174 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,773,432 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,984,591 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,935,074 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,949,056 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,888,458 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,124,042 msg/sec
     xenium::michael_scott_queue, 1,s:   9,414,774 msg/sec
     xenium::michael_scott_queue, 1,i:   9,426,441 msg/sec
     xenium::michael_scott_queue, 2,s:   8,590,828 msg/sec
     xenium::michael_scott_queue, 2,i:   8,429,501 msg/sec
     xenium::michael_scott_queue, 3,s:   7,437,319 msg/sec
     xenium::michael_scott_queue, 3,i:   7,555,775 msg/sec
     xenium::michael_scott_queue, 4,s:   6,261,663 msg/sec
     xenium::michael_scott_queue, 4,i:   6,311,437 msg/sec
     xenium::michael_scott_queue, 5,s:   6,280,203 msg/sec
     xenium::michael_scott_queue, 5,i:   6,654,846 msg/sec
     xenium::michael_scott_queue, 6,s:   6,507,977 msg/sec
     xenium::michael_scott_queue, 6,i:   6,706,408 msg/sec
     xenium::michael_scott_queue, 7,s:   6,288,953 msg/sec
     xenium::michael_scott_queue, 7,i:   6,531,634 msg/sec
     xenium::michael_scott_queue, 8,s:   6,030,966 msg/sec
     xenium::michael_scott_queue, 8,i:   6,229,637 msg/sec
         xenium::ramalhete_queue, 1,s:  31,992,661 msg/sec
         xenium::ramalhete_queue, 1,i:  31,891,061 msg/sec
         xenium::ramalhete_queue, 2,s:  23,516,616 msg/sec
         xenium::ramalhete_queue, 2,i:  23,335,635 msg/sec
         xenium::ramalhete_queue, 3,s:  29,168,606 msg/sec
         xenium::ramalhete_queue, 3,i:  28,516,679 msg/sec
         xenium::ramalhete_queue, 4,s:  33,692,717 msg/sec
         xenium::ramalhete_queue, 4,i:  33,448,288 msg/sec
         xenium::ramalhete_queue, 5,s:  32,090,743 msg/sec
         xenium::ramalhete_queue, 5,i:  35,907,985 msg/sec
         xenium::ramalhete_queue, 6,s:  33,919,465 msg/sec
         xenium::ramalhete_queue, 6,i:  38,857,845 msg/sec
         xenium::ramalhete_queue, 7,s:  35,048,843 msg/sec
         xenium::ramalhete_queue, 7,i:  41,057,533 msg/sec
         xenium::ramalhete_queue, 8,s:  35,369,826 msg/sec
         xenium::ramalhete_queue, 8,i:  43,916,527 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,760,744 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  94,637,832 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,759,968 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,105,854 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,750,644 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,798,181 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,687,516 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,057,447 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,988,171 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,312,537 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,078,637 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,205,800 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,243,901 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,342,405 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,401,769 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,201,295 msg/sec
                     AtomicQueue, 1,s:  61,955,772 msg/sec
                     AtomicQueue, 1,i:  56,491,261 msg/sec
                     AtomicQueue, 2,s:  12,282,086 msg/sec
                     AtomicQueue, 2,i:  11,736,454 msg/sec
                     AtomicQueue, 3,s:  10,802,612 msg/sec
                     AtomicQueue, 3,i:   9,953,834 msg/sec
                     AtomicQueue, 4,s:   8,179,734 msg/sec
                     AtomicQueue, 4,i:   8,184,001 msg/sec
                     AtomicQueue, 5,s:   7,982,599 msg/sec
                     AtomicQueue, 5,i:   8,084,105 msg/sec
                     AtomicQueue, 6,s:   7,783,833 msg/sec
                     AtomicQueue, 6,i:   7,595,811 msg/sec
                     AtomicQueue, 7,s:   7,126,034 msg/sec
                     AtomicQueue, 7,i:   7,984,249 msg/sec
                     AtomicQueue, 8,s:   6,340,630 msg/sec
                     AtomicQueue, 8,i:   7,454,767 msg/sec
                    AtomicQueueB, 1,s:  43,850,018 msg/sec
                    AtomicQueueB, 1,i:  43,003,661 msg/sec
                    AtomicQueueB, 2,s:  11,645,737 msg/sec
                    AtomicQueueB, 2,i:  11,460,338 msg/sec
                    AtomicQueueB, 3,s:  11,035,629 msg/sec
                    AtomicQueueB, 3,i:  10,045,637 msg/sec
                    AtomicQueueB, 4,s:   8,035,810 msg/sec
                    AtomicQueueB, 4,i:   7,938,366 msg/sec
                    AtomicQueueB, 5,s:   7,718,893 msg/sec
                    AtomicQueueB, 5,i:   7,832,424 msg/sec
                    AtomicQueueB, 6,s:   7,354,275 msg/sec
                    AtomicQueueB, 6,i:   7,564,499 msg/sec
                    AtomicQueueB, 7,s:   6,883,532 msg/sec
                    AtomicQueueB, 7,i:   7,720,472 msg/sec
                    AtomicQueueB, 8,s:   6,208,342 msg/sec
                    AtomicQueueB, 8,i:   7,027,775 msg/sec
             OptimistAtomicQueue, 1,s: 784,416,930 msg/sec
             OptimistAtomicQueue, 1,i: 580,835,703 msg/sec
             OptimistAtomicQueue, 2,s:  32,626,281 msg/sec
             OptimistAtomicQueue, 2,i:  32,701,856 msg/sec
             OptimistAtomicQueue, 3,s:  36,652,221 msg/sec
             OptimistAtomicQueue, 3,i:  37,368,206 msg/sec
             OptimistAtomicQueue, 4,s:  39,310,064 msg/sec
             OptimistAtomicQueue, 4,i:  39,426,215 msg/sec
             OptimistAtomicQueue, 5,s:  41,512,702 msg/sec
             OptimistAtomicQueue, 5,i:  48,646,287 msg/sec
             OptimistAtomicQueue, 6,s:  42,586,922 msg/sec
             OptimistAtomicQueue, 6,i:  50,261,235 msg/sec
             OptimistAtomicQueue, 7,s:  44,286,590 msg/sec
             OptimistAtomicQueue, 7,i:  51,999,912 msg/sec
             OptimistAtomicQueue, 8,s:  46,376,442 msg/sec
             OptimistAtomicQueue, 8,i:  49,091,991 msg/sec
            OptimistAtomicQueueB, 1,s: 166,433,244 msg/sec
            OptimistAtomicQueueB, 1,i:  77,759,064 msg/sec
            OptimistAtomicQueueB, 2,s:  32,137,124 msg/sec
            OptimistAtomicQueueB, 2,i:  32,269,611 msg/sec
            OptimistAtomicQueueB, 3,s:  36,286,669 msg/sec
            OptimistAtomicQueueB, 3,i:  36,991,699 msg/sec
            OptimistAtomicQueueB, 4,s:  38,697,092 msg/sec
            OptimistAtomicQueueB, 4,i:  38,637,069 msg/sec
            OptimistAtomicQueueB, 5,s:  40,919,812 msg/sec
            OptimistAtomicQueueB, 5,i:  46,077,501 msg/sec
            OptimistAtomicQueueB, 6,s:  41,211,096 msg/sec
            OptimistAtomicQueueB, 6,i:  49,167,641 msg/sec
            OptimistAtomicQueueB, 7,s:  42,156,405 msg/sec
            OptimistAtomicQueueB, 7,i:  47,924,768 msg/sec
            OptimistAtomicQueueB, 8,s:  44,582,198 msg/sec
            OptimistAtomicQueueB, 8,i:  47,838,934 msg/sec
                    AtomicQueue2, 1,s:  22,888,201 msg/sec
                    AtomicQueue2, 1,i:  22,892,971 msg/sec
                    AtomicQueue2, 2,s:  11,654,473 msg/sec
                    AtomicQueue2, 2,i:  11,436,007 msg/sec
                    AtomicQueue2, 3,s:   9,430,644 msg/sec
                    AtomicQueue2, 3,i:   9,376,198 msg/sec
                    AtomicQueue2, 4,s:   8,039,316 msg/sec
                    AtomicQueue2, 4,i:   8,057,611 msg/sec
                    AtomicQueue2, 5,s:   7,930,110 msg/sec
                    AtomicQueue2, 5,i:   8,007,765 msg/sec
                    AtomicQueue2, 6,s:   7,901,096 msg/sec
                    AtomicQueue2, 6,i:   7,529,746 msg/sec
                    AtomicQueue2, 7,s:   7,131,390 msg/sec
                    AtomicQueue2, 7,i:   7,901,517 msg/sec
                    AtomicQueue2, 8,s:   6,414,358 msg/sec
                    AtomicQueue2, 8,i:   7,340,475 msg/sec
                   AtomicQueueB2, 1,s:  38,765,147 msg/sec
                   AtomicQueueB2, 1,i:  38,714,487 msg/sec
                   AtomicQueueB2, 2,s:  11,421,637 msg/sec
                   AtomicQueueB2, 2,i:  11,140,401 msg/sec
                   AtomicQueueB2, 3,s:   9,563,914 msg/sec
                   AtomicQueueB2, 3,i:   9,583,714 msg/sec
                   AtomicQueueB2, 4,s:   8,008,821 msg/sec
                   AtomicQueueB2, 4,i:   7,793,245 msg/sec
                   AtomicQueueB2, 5,s:   7,480,000 msg/sec
                   AtomicQueueB2, 5,i:   7,716,926 msg/sec
                   AtomicQueueB2, 6,s:   7,225,388 msg/sec
                   AtomicQueueB2, 6,i:   7,483,392 msg/sec
                   AtomicQueueB2, 7,s:   6,811,947 msg/sec
                   AtomicQueueB2, 7,i:   7,684,539 msg/sec
                   AtomicQueueB2, 8,s:   6,207,718 msg/sec
                   AtomicQueueB2, 8,i:   7,104,535 msg/sec
            OptimistAtomicQueue2, 1,s:  71,139,714 msg/sec
            OptimistAtomicQueue2, 1,i:  31,994,868 msg/sec
            OptimistAtomicQueue2, 2,s:  25,812,524 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,147 msg/sec
            OptimistAtomicQueue2, 3,s:  30,329,388 msg/sec
            OptimistAtomicQueue2, 3,i:  29,900,373 msg/sec
            OptimistAtomicQueue2, 4,s:  33,387,792 msg/sec
            OptimistAtomicQueue2, 4,i:  32,959,161 msg/sec
            OptimistAtomicQueue2, 5,s:  37,170,899 msg/sec
            OptimistAtomicQueue2, 5,i:  41,568,308 msg/sec
            OptimistAtomicQueue2, 6,s:  40,221,636 msg/sec
            OptimistAtomicQueue2, 6,i:  49,113,104 msg/sec
            OptimistAtomicQueue2, 7,s:  42,985,088 msg/sec
            OptimistAtomicQueue2, 7,i:  47,993,747 msg/sec
            OptimistAtomicQueue2, 8,s:  43,806,316 msg/sec
            OptimistAtomicQueue2, 8,i:  48,232,230 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,728,251 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,870,665 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,122,858 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,229,879 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,792,376 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,176,338 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,138,975 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,055,882 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,707,770 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,248,263 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,135,293 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,539,992 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,734,702 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,099,582 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,049,284 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,825,789 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000217 sec/round-trip
                pthread_spinlock: 0.000000236 sec/round-trip
                      std::mutex: 0.000000446 sec/round-trip
                 tbb::spin_mutex: 0.000000257 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000298 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000208 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[65] 395m:34s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,661,196 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,569,330 msg/sec
          boost::lockfree::queue, 1,s:   6,898,301 msg/sec
          boost::lockfree::queue, 1,i:   6,778,952 msg/sec
          boost::lockfree::queue, 2,s:   7,334,313 msg/sec
          boost::lockfree::queue, 2,i:   7,451,464 msg/sec
          boost::lockfree::queue, 3,s:   7,358,455 msg/sec
          boost::lockfree::queue, 3,i:   7,522,753 msg/sec
          boost::lockfree::queue, 4,s:   6,428,281 msg/sec
          boost::lockfree::queue, 4,i:   6,825,419 msg/sec
          boost::lockfree::queue, 5,s:   6,430,360 msg/sec
          boost::lockfree::queue, 5,i:   6,509,962 msg/sec
          boost::lockfree::queue, 6,s:   5,955,641 msg/sec
          boost::lockfree::queue, 6,i:   6,071,708 msg/sec
          boost::lockfree::queue, 7,s:   6,029,833 msg/sec
          boost::lockfree::queue, 7,i:   6,033,478 msg/sec
          boost::lockfree::queue, 8,s:   5,481,556 msg/sec
          boost::lockfree::queue, 8,i:   5,706,026 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  57,385,749 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  55,758,530 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,650,461 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,493,813 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,002,933 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,375,988 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,804,060 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,722,258 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,324,040 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,700,802 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,405,608 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,787,864 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,884,076 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,834,871 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,282,001 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  34,008,796 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,198,669 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,744,228 msg/sec
                pthread_spinlock, 1,s:  29,081,676 msg/sec
                pthread_spinlock, 1,i:  25,593,249 msg/sec
                pthread_spinlock, 2,s:  14,933,633 msg/sec
                pthread_spinlock, 2,i:  16,841,772 msg/sec
                pthread_spinlock, 3,s:   8,381,856 msg/sec
                pthread_spinlock, 3,i:  12,036,943 msg/sec
                pthread_spinlock, 4,s:   6,499,061 msg/sec
                pthread_spinlock, 4,i:   8,979,418 msg/sec
                pthread_spinlock, 5,s:   8,811,359 msg/sec
                pthread_spinlock, 5,i:   9,165,281 msg/sec
                pthread_spinlock, 6,s:   8,582,521 msg/sec
                pthread_spinlock, 6,i:   8,915,381 msg/sec
                pthread_spinlock, 7,s:   7,499,184 msg/sec
                pthread_spinlock, 7,i:   8,438,430 msg/sec
                pthread_spinlock, 8,s:   6,900,969 msg/sec
                pthread_spinlock, 8,i:   6,922,980 msg/sec
                      std::mutex, 1,s:   7,008,420 msg/sec
                      std::mutex, 1,i:   6,909,139 msg/sec
                      std::mutex, 2,s:   6,327,841 msg/sec
                      std::mutex, 2,i:   5,960,148 msg/sec
                      std::mutex, 3,s:   6,022,324 msg/sec
                      std::mutex, 3,i:   5,469,705 msg/sec
                      std::mutex, 4,s:   5,240,191 msg/sec
                      std::mutex, 4,i:   6,191,573 msg/sec
                      std::mutex, 5,s:   5,987,032 msg/sec
                      std::mutex, 5,i:   5,993,089 msg/sec
                      std::mutex, 6,s:   5,878,656 msg/sec
                      std::mutex, 6,i:   5,868,097 msg/sec
                      std::mutex, 7,s:   5,761,191 msg/sec
                      std::mutex, 7,i:   5,688,919 msg/sec
                      std::mutex, 8,s:   5,628,610 msg/sec
                      std::mutex, 8,i:   5,640,564 msg/sec
                 tbb::spin_mutex, 1,s:  37,904,474 msg/sec
                 tbb::spin_mutex, 1,i:  37,807,434 msg/sec
                 tbb::spin_mutex, 2,s:  21,023,278 msg/sec
                 tbb::spin_mutex, 2,i:  18,882,567 msg/sec
                 tbb::spin_mutex, 3,s:   7,974,703 msg/sec
                 tbb::spin_mutex, 3,i:  10,727,819 msg/sec
                 tbb::spin_mutex, 4,s:   3,305,274 msg/sec
                 tbb::spin_mutex, 4,i:   6,378,709 msg/sec
                 tbb::spin_mutex, 5,s:   5,359,821 msg/sec
                 tbb::spin_mutex, 5,i:   5,665,670 msg/sec
                 tbb::spin_mutex, 6,s:   5,289,120 msg/sec
                 tbb::spin_mutex, 6,i:   4,373,447 msg/sec
                 tbb::spin_mutex, 7,s:   4,493,154 msg/sec
                 tbb::spin_mutex, 7,i:   4,334,776 msg/sec
                 tbb::spin_mutex, 8,s:   4,246,921 msg/sec
                 tbb::spin_mutex, 8,i:   4,053,640 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,073,822 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  10,925,661 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,723,351 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,753,326 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,303,855 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,018,653 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,351,598 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,250,280 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,638,666 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,683,830 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,756,403 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,954,838 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,979,950 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,049,635 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,900,268 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,114,251 msg/sec
     xenium::michael_scott_queue, 1,s:   9,159,878 msg/sec
     xenium::michael_scott_queue, 1,i:   9,032,595 msg/sec
     xenium::michael_scott_queue, 2,s:   8,486,721 msg/sec
     xenium::michael_scott_queue, 2,i:   8,413,841 msg/sec
     xenium::michael_scott_queue, 3,s:   7,235,998 msg/sec
     xenium::michael_scott_queue, 3,i:   7,535,952 msg/sec
     xenium::michael_scott_queue, 4,s:   6,350,001 msg/sec
     xenium::michael_scott_queue, 4,i:   6,498,317 msg/sec
     xenium::michael_scott_queue, 5,s:   6,290,524 msg/sec
     xenium::michael_scott_queue, 5,i:   6,707,213 msg/sec
     xenium::michael_scott_queue, 6,s:   6,530,069 msg/sec
     xenium::michael_scott_queue, 6,i:   6,942,986 msg/sec
     xenium::michael_scott_queue, 7,s:   6,300,595 msg/sec
     xenium::michael_scott_queue, 7,i:   6,486,796 msg/sec
     xenium::michael_scott_queue, 8,s:   6,017,414 msg/sec
     xenium::michael_scott_queue, 8,i:   6,141,362 msg/sec
         xenium::ramalhete_queue, 1,s:  31,574,271 msg/sec
         xenium::ramalhete_queue, 1,i:  31,680,374 msg/sec
         xenium::ramalhete_queue, 2,s:  24,259,432 msg/sec
         xenium::ramalhete_queue, 2,i:  23,307,494 msg/sec
         xenium::ramalhete_queue, 3,s:  29,087,415 msg/sec
         xenium::ramalhete_queue, 3,i:  28,474,119 msg/sec
         xenium::ramalhete_queue, 4,s:  33,763,646 msg/sec
         xenium::ramalhete_queue, 4,i:  33,491,104 msg/sec
         xenium::ramalhete_queue, 5,s:  32,190,087 msg/sec
         xenium::ramalhete_queue, 5,i:  36,015,855 msg/sec
         xenium::ramalhete_queue, 6,s:  33,875,683 msg/sec
         xenium::ramalhete_queue, 6,i:  38,671,502 msg/sec
         xenium::ramalhete_queue, 7,s:  34,998,096 msg/sec
         xenium::ramalhete_queue, 7,i:  41,438,159 msg/sec
         xenium::ramalhete_queue, 8,s:  35,466,890 msg/sec
         xenium::ramalhete_queue, 8,i:  44,043,849 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,020,666 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  83,875,615 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,982,736 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,976,702 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,602,904 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,224,437 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,726,150 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,164,743 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,979,719 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,316,026 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,042,934 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,192,812 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,163,392 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,062,865 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,400,690 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,250,286 msg/sec
                     AtomicQueue, 1,s:  60,493,345 msg/sec
                     AtomicQueue, 1,i:  56,667,220 msg/sec
                     AtomicQueue, 2,s:  12,263,171 msg/sec
                     AtomicQueue, 2,i:  11,738,163 msg/sec
                     AtomicQueue, 3,s:  10,783,752 msg/sec
                     AtomicQueue, 3,i:   9,887,113 msg/sec
                     AtomicQueue, 4,s:   8,192,572 msg/sec
                     AtomicQueue, 4,i:   8,164,578 msg/sec
                     AtomicQueue, 5,s:   8,035,187 msg/sec
                     AtomicQueue, 5,i:   8,072,047 msg/sec
                     AtomicQueue, 6,s:   7,749,936 msg/sec
                     AtomicQueue, 6,i:   7,609,768 msg/sec
                     AtomicQueue, 7,s:   7,112,263 msg/sec
                     AtomicQueue, 7,i:   7,979,441 msg/sec
                     AtomicQueue, 8,s:   6,330,948 msg/sec
                     AtomicQueue, 8,i:   7,294,606 msg/sec
                    AtomicQueueB, 1,s:  44,228,634 msg/sec
                    AtomicQueueB, 1,i:  43,014,217 msg/sec
                    AtomicQueueB, 2,s:  11,808,979 msg/sec
                    AtomicQueueB, 2,i:  11,480,461 msg/sec
                    AtomicQueueB, 3,s:  10,983,841 msg/sec
                    AtomicQueueB, 3,i:  10,239,921 msg/sec
                    AtomicQueueB, 4,s:   8,067,436 msg/sec
                    AtomicQueueB, 4,i:   7,953,244 msg/sec
                    AtomicQueueB, 5,s:   7,581,909 msg/sec
                    AtomicQueueB, 5,i:   7,814,081 msg/sec
                    AtomicQueueB, 6,s:   7,340,852 msg/sec
                    AtomicQueueB, 6,i:   7,561,257 msg/sec
                    AtomicQueueB, 7,s:   6,832,756 msg/sec
                    AtomicQueueB, 7,i:   7,736,669 msg/sec
                    AtomicQueueB, 8,s:   6,250,044 msg/sec
                    AtomicQueueB, 8,i:   7,118,530 msg/sec
             OptimistAtomicQueue, 1,s: 774,119,183 msg/sec
             OptimistAtomicQueue, 1,i: 519,042,972 msg/sec
             OptimistAtomicQueue, 2,s:  31,902,122 msg/sec
             OptimistAtomicQueue, 2,i:  31,984,504 msg/sec
             OptimistAtomicQueue, 3,s:  36,595,850 msg/sec
             OptimistAtomicQueue, 3,i:  37,323,374 msg/sec
             OptimistAtomicQueue, 4,s:  39,279,128 msg/sec
             OptimistAtomicQueue, 4,i:  39,414,675 msg/sec
             OptimistAtomicQueue, 5,s:  39,680,332 msg/sec
             OptimistAtomicQueue, 5,i:  46,325,741 msg/sec
             OptimistAtomicQueue, 6,s:  42,773,482 msg/sec
             OptimistAtomicQueue, 6,i:  50,374,498 msg/sec
             OptimistAtomicQueue, 7,s:  45,302,196 msg/sec
             OptimistAtomicQueue, 7,i:  49,104,990 msg/sec
             OptimistAtomicQueue, 8,s:  46,257,118 msg/sec
             OptimistAtomicQueue, 8,i:  50,338,290 msg/sec
            OptimistAtomicQueueB, 1,s: 703,260,597 msg/sec
            OptimistAtomicQueueB, 1,i: 136,149,258 msg/sec
            OptimistAtomicQueueB, 2,s:  32,186,596 msg/sec
            OptimistAtomicQueueB, 2,i:  32,305,419 msg/sec
            OptimistAtomicQueueB, 3,s:  36,266,954 msg/sec
            OptimistAtomicQueueB, 3,i:  36,963,037 msg/sec
            OptimistAtomicQueueB, 4,s:  38,690,194 msg/sec
            OptimistAtomicQueueB, 4,i:  38,524,244 msg/sec
            OptimistAtomicQueueB, 5,s:  41,057,702 msg/sec
            OptimistAtomicQueueB, 5,i:  46,313,409 msg/sec
            OptimistAtomicQueueB, 6,s:  40,711,862 msg/sec
            OptimistAtomicQueueB, 6,i:  49,193,729 msg/sec
            OptimistAtomicQueueB, 7,s:  42,561,752 msg/sec
            OptimistAtomicQueueB, 7,i:  51,488,643 msg/sec
            OptimistAtomicQueueB, 8,s:  44,481,809 msg/sec
            OptimistAtomicQueueB, 8,i:  47,772,180 msg/sec
                    AtomicQueue2, 1,s:  23,089,204 msg/sec
                    AtomicQueue2, 1,i:  23,048,945 msg/sec
                    AtomicQueue2, 2,s:  11,711,160 msg/sec
                    AtomicQueue2, 2,i:  11,484,953 msg/sec
                    AtomicQueue2, 3,s:   9,753,992 msg/sec
                    AtomicQueue2, 3,i:   9,454,810 msg/sec
                    AtomicQueue2, 4,s:   8,034,009 msg/sec
                    AtomicQueue2, 4,i:   8,068,410 msg/sec
                    AtomicQueue2, 5,s:   7,881,593 msg/sec
                    AtomicQueue2, 5,i:   8,038,534 msg/sec
                    AtomicQueue2, 6,s:   7,687,297 msg/sec
                    AtomicQueue2, 6,i:   7,533,946 msg/sec
                    AtomicQueue2, 7,s:   7,100,820 msg/sec
                    AtomicQueue2, 7,i:   7,885,728 msg/sec
                    AtomicQueue2, 8,s:   6,366,221 msg/sec
                    AtomicQueue2, 8,i:   7,386,173 msg/sec
                   AtomicQueueB2, 1,s:  36,201,024 msg/sec
                   AtomicQueueB2, 1,i:  32,631,473 msg/sec
                   AtomicQueueB2, 2,s:  11,448,280 msg/sec
                   AtomicQueueB2, 2,i:  11,080,227 msg/sec
                   AtomicQueueB2, 3,s:   9,688,972 msg/sec
                   AtomicQueueB2, 3,i:   9,542,488 msg/sec
                   AtomicQueueB2, 4,s:   7,956,712 msg/sec
                   AtomicQueueB2, 4,i:   7,992,854 msg/sec
                   AtomicQueueB2, 5,s:   7,604,741 msg/sec
                   AtomicQueueB2, 5,i:   7,756,443 msg/sec
                   AtomicQueueB2, 6,s:   7,313,356 msg/sec
                   AtomicQueueB2, 6,i:   7,457,342 msg/sec
                   AtomicQueueB2, 7,s:   6,996,320 msg/sec
                   AtomicQueueB2, 7,i:   7,732,145 msg/sec
                   AtomicQueueB2, 8,s:   6,371,504 msg/sec
                   AtomicQueueB2, 8,i:   7,114,056 msg/sec
            OptimistAtomicQueue2, 1,s: 109,028,321 msg/sec
            OptimistAtomicQueue2, 1,i:  31,882,327 msg/sec
            OptimistAtomicQueue2, 2,s:  24,250,126 msg/sec
            OptimistAtomicQueue2, 2,i:  25,385,449 msg/sec
            OptimistAtomicQueue2, 3,s:  30,316,305 msg/sec
            OptimistAtomicQueue2, 3,i:  30,165,444 msg/sec
            OptimistAtomicQueue2, 4,s:  33,222,868 msg/sec
            OptimistAtomicQueue2, 4,i:  33,537,448 msg/sec
            OptimistAtomicQueue2, 5,s:  36,947,626 msg/sec
            OptimistAtomicQueue2, 5,i:  40,844,735 msg/sec
            OptimistAtomicQueue2, 6,s:  40,066,690 msg/sec
            OptimistAtomicQueue2, 6,i:  49,479,178 msg/sec
            OptimistAtomicQueue2, 7,s:  42,730,498 msg/sec
            OptimistAtomicQueue2, 7,i:  51,389,604 msg/sec
            OptimistAtomicQueue2, 8,s:  44,302,673 msg/sec
            OptimistAtomicQueue2, 8,i:  48,400,840 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,420,191 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,868,914 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,831,295 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,454,240 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,080,230 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,325,492 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,361,105 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,494,546 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,668,720 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,374,098 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,216,667 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,487,438 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,827,437 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,272,910 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,330,935 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,134,088 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000246 sec/round-trip
                pthread_spinlock: 0.000000240 sec/round-trip
                      std::mutex: 0.000000425 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[66] 394m:15s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,756,349 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,974,021 msg/sec
          boost::lockfree::queue, 1,s:   6,821,639 msg/sec
          boost::lockfree::queue, 1,i:   6,849,371 msg/sec
          boost::lockfree::queue, 2,s:   7,690,609 msg/sec
          boost::lockfree::queue, 2,i:   7,539,126 msg/sec
          boost::lockfree::queue, 3,s:   7,464,509 msg/sec
          boost::lockfree::queue, 3,i:   7,591,316 msg/sec
          boost::lockfree::queue, 4,s:   6,420,968 msg/sec
          boost::lockfree::queue, 4,i:   6,772,669 msg/sec
          boost::lockfree::queue, 5,s:   6,418,770 msg/sec
          boost::lockfree::queue, 5,i:   6,482,138 msg/sec
          boost::lockfree::queue, 6,s:   5,970,881 msg/sec
          boost::lockfree::queue, 6,i:   6,107,415 msg/sec
          boost::lockfree::queue, 7,s:   5,908,380 msg/sec
          boost::lockfree::queue, 7,i:   6,050,444 msg/sec
          boost::lockfree::queue, 8,s:   5,453,883 msg/sec
          boost::lockfree::queue, 8,i:   5,568,870 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  83,077,459 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  45,293,500 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,253,052 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,502,245 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,455,271 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,276,596 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,961,199 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,977,446 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,411,496 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,502,535 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,398,611 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,049,092 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,297,030 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,818,494 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,348,160 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  31,348,926 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  30,491,094 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,762,350 msg/sec
                pthread_spinlock, 1,s:  29,017,827 msg/sec
                pthread_spinlock, 1,i:  25,380,017 msg/sec
                pthread_spinlock, 2,s:  15,482,648 msg/sec
                pthread_spinlock, 2,i:  17,086,240 msg/sec
                pthread_spinlock, 3,s:   8,328,934 msg/sec
                pthread_spinlock, 3,i:  12,127,614 msg/sec
                pthread_spinlock, 4,s:   6,519,867 msg/sec
                pthread_spinlock, 4,i:   8,840,791 msg/sec
                pthread_spinlock, 5,s:   8,836,796 msg/sec
                pthread_spinlock, 5,i:   9,227,545 msg/sec
                pthread_spinlock, 6,s:   8,311,950 msg/sec
                pthread_spinlock, 6,i:   8,654,417 msg/sec
                pthread_spinlock, 7,s:   7,933,904 msg/sec
                pthread_spinlock, 7,i:   7,709,026 msg/sec
                pthread_spinlock, 8,s:   6,813,457 msg/sec
                pthread_spinlock, 8,i:   7,297,174 msg/sec
                      std::mutex, 1,s:   7,363,555 msg/sec
                      std::mutex, 1,i:   7,592,125 msg/sec
                      std::mutex, 2,s:   6,035,402 msg/sec
                      std::mutex, 2,i:   6,033,213 msg/sec
                      std::mutex, 3,s:   5,881,024 msg/sec
                      std::mutex, 3,i:   5,998,919 msg/sec
                      std::mutex, 4,s:   6,234,427 msg/sec
                      std::mutex, 4,i:   6,208,458 msg/sec
                      std::mutex, 5,s:   5,967,570 msg/sec
                      std::mutex, 5,i:   5,857,979 msg/sec
                      std::mutex, 6,s:   5,835,653 msg/sec
                      std::mutex, 6,i:   5,831,905 msg/sec
                      std::mutex, 7,s:   5,735,173 msg/sec
                      std::mutex, 7,i:   5,823,792 msg/sec
                      std::mutex, 8,s:   5,683,857 msg/sec
                      std::mutex, 8,i:   5,717,375 msg/sec
                 tbb::spin_mutex, 1,s:  37,778,542 msg/sec
                 tbb::spin_mutex, 1,i:  37,917,315 msg/sec
                 tbb::spin_mutex, 2,s:  21,208,526 msg/sec
                 tbb::spin_mutex, 2,i:  18,630,359 msg/sec
                 tbb::spin_mutex, 3,s:   9,076,395 msg/sec
                 tbb::spin_mutex, 3,i:  11,186,309 msg/sec
                 tbb::spin_mutex, 4,s:   3,116,373 msg/sec
                 tbb::spin_mutex, 4,i:   6,396,456 msg/sec
                 tbb::spin_mutex, 5,s:   5,556,341 msg/sec
                 tbb::spin_mutex, 5,i:   5,713,800 msg/sec
                 tbb::spin_mutex, 6,s:   5,376,334 msg/sec
                 tbb::spin_mutex, 6,i:   4,396,831 msg/sec
                 tbb::spin_mutex, 7,s:   4,701,085 msg/sec
                 tbb::spin_mutex, 7,i:   4,334,579 msg/sec
                 tbb::spin_mutex, 8,s:   4,258,289 msg/sec
                 tbb::spin_mutex, 8,i:   4,193,655 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,699,430 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,914,184 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,102,730 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,371,143 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,434,862 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,712,860 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,577,413 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,630,774 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,870,693 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,684,914 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,944,930 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,655,141 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,563,848 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,845,299 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,778,661 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,474,957 msg/sec
     xenium::michael_scott_queue, 1,s:   9,233,760 msg/sec
     xenium::michael_scott_queue, 1,i:   9,275,169 msg/sec
     xenium::michael_scott_queue, 2,s:   8,375,384 msg/sec
     xenium::michael_scott_queue, 2,i:   8,434,252 msg/sec
     xenium::michael_scott_queue, 3,s:   7,101,915 msg/sec
     xenium::michael_scott_queue, 3,i:   7,526,034 msg/sec
     xenium::michael_scott_queue, 4,s:   6,299,435 msg/sec
     xenium::michael_scott_queue, 4,i:   6,364,574 msg/sec
     xenium::michael_scott_queue, 5,s:   6,299,442 msg/sec
     xenium::michael_scott_queue, 5,i:   6,766,999 msg/sec
     xenium::michael_scott_queue, 6,s:   6,494,043 msg/sec
     xenium::michael_scott_queue, 6,i:   7,061,936 msg/sec
     xenium::michael_scott_queue, 7,s:   6,299,656 msg/sec
     xenium::michael_scott_queue, 7,i:   6,546,354 msg/sec
     xenium::michael_scott_queue, 8,s:   5,952,664 msg/sec
     xenium::michael_scott_queue, 8,i:   6,092,294 msg/sec
         xenium::ramalhete_queue, 1,s:  31,762,811 msg/sec
         xenium::ramalhete_queue, 1,i:  32,248,923 msg/sec
         xenium::ramalhete_queue, 2,s:  23,621,872 msg/sec
         xenium::ramalhete_queue, 2,i:  23,355,600 msg/sec
         xenium::ramalhete_queue, 3,s:  29,252,658 msg/sec
         xenium::ramalhete_queue, 3,i:  28,646,619 msg/sec
         xenium::ramalhete_queue, 4,s:  33,686,028 msg/sec
         xenium::ramalhete_queue, 4,i:  33,375,466 msg/sec
         xenium::ramalhete_queue, 5,s:  32,078,706 msg/sec
         xenium::ramalhete_queue, 5,i:  35,965,063 msg/sec
         xenium::ramalhete_queue, 6,s:  34,011,273 msg/sec
         xenium::ramalhete_queue, 6,i:  39,208,303 msg/sec
         xenium::ramalhete_queue, 7,s:  34,989,996 msg/sec
         xenium::ramalhete_queue, 7,i:  41,643,393 msg/sec
         xenium::ramalhete_queue, 8,s:  35,443,699 msg/sec
         xenium::ramalhete_queue, 8,i:  43,642,683 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,406,665 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,883,122 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,070,742 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,268,332 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,660,828 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,494,348 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,605,200 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,202,033 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,950,982 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,194,571 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,136,331 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,597,773 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,186,264 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,327,401 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,404,983 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,231,344 msg/sec
                     AtomicQueue, 1,s:  61,256,348 msg/sec
                     AtomicQueue, 1,i:  56,364,086 msg/sec
                     AtomicQueue, 2,s:  12,252,361 msg/sec
                     AtomicQueue, 2,i:  11,812,632 msg/sec
                     AtomicQueue, 3,s:  10,772,045 msg/sec
                     AtomicQueue, 3,i:   9,931,452 msg/sec
                     AtomicQueue, 4,s:   8,209,616 msg/sec
                     AtomicQueue, 4,i:   8,221,914 msg/sec
                     AtomicQueue, 5,s:   7,995,083 msg/sec
                     AtomicQueue, 5,i:   8,071,334 msg/sec
                     AtomicQueue, 6,s:   7,801,288 msg/sec
                     AtomicQueue, 6,i:   7,607,897 msg/sec
                     AtomicQueue, 7,s:   7,164,320 msg/sec
                     AtomicQueue, 7,i:   7,968,443 msg/sec
                     AtomicQueue, 8,s:   6,328,122 msg/sec
                     AtomicQueue, 8,i:   7,267,801 msg/sec
                    AtomicQueueB, 1,s: 119,811,535 msg/sec
                    AtomicQueueB, 1,i:  43,020,172 msg/sec
                    AtomicQueueB, 2,s:  11,740,169 msg/sec
                    AtomicQueueB, 2,i:  11,418,430 msg/sec
                    AtomicQueueB, 3,s:  11,009,875 msg/sec
                    AtomicQueueB, 3,i:  10,110,954 msg/sec
                    AtomicQueueB, 4,s:   8,105,385 msg/sec
                    AtomicQueueB, 4,i:   8,061,213 msg/sec
                    AtomicQueueB, 5,s:   7,564,545 msg/sec
                    AtomicQueueB, 5,i:   7,800,929 msg/sec
                    AtomicQueueB, 6,s:   7,166,408 msg/sec
                    AtomicQueueB, 6,i:   7,523,352 msg/sec
                    AtomicQueueB, 7,s:   6,961,126 msg/sec
                    AtomicQueueB, 7,i:   7,732,501 msg/sec
                    AtomicQueueB, 8,s:   6,242,347 msg/sec
                    AtomicQueueB, 8,i:   7,179,712 msg/sec
             OptimistAtomicQueue, 1,s: 825,544,663 msg/sec
             OptimistAtomicQueue, 1,i: 645,160,457 msg/sec
             OptimistAtomicQueue, 2,s:  32,630,891 msg/sec
             OptimistAtomicQueue, 2,i:  32,725,063 msg/sec
             OptimistAtomicQueue, 3,s:  36,630,236 msg/sec
             OptimistAtomicQueue, 3,i:  37,385,776 msg/sec
             OptimistAtomicQueue, 4,s:  39,282,374 msg/sec
             OptimistAtomicQueue, 4,i:  39,412,131 msg/sec
             OptimistAtomicQueue, 5,s:  42,362,884 msg/sec
             OptimistAtomicQueue, 5,i:  46,399,616 msg/sec
             OptimistAtomicQueue, 6,s:  41,829,010 msg/sec
             OptimistAtomicQueue, 6,i:  50,417,348 msg/sec
             OptimistAtomicQueue, 7,s:  44,014,501 msg/sec
             OptimistAtomicQueue, 7,i:  53,002,617 msg/sec
             OptimistAtomicQueue, 8,s:  46,548,582 msg/sec
             OptimistAtomicQueue, 8,i:  48,878,771 msg/sec
            OptimistAtomicQueueB, 1,s:  84,217,180 msg/sec
            OptimistAtomicQueueB, 1,i:  76,550,507 msg/sec
            OptimistAtomicQueueB, 2,s:  32,239,457 msg/sec
            OptimistAtomicQueueB, 2,i:  31,774,291 msg/sec
            OptimistAtomicQueueB, 3,s:  36,172,046 msg/sec
            OptimistAtomicQueueB, 3,i:  36,863,716 msg/sec
            OptimistAtomicQueueB, 4,s:  38,683,211 msg/sec
            OptimistAtomicQueueB, 4,i:  38,646,725 msg/sec
            OptimistAtomicQueueB, 5,s:  40,901,488 msg/sec
            OptimistAtomicQueueB, 5,i:  45,396,705 msg/sec
            OptimistAtomicQueueB, 6,s:  41,292,513 msg/sec
            OptimistAtomicQueueB, 6,i:  49,074,827 msg/sec
            OptimistAtomicQueueB, 7,s:  42,481,119 msg/sec
            OptimistAtomicQueueB, 7,i:  51,447,069 msg/sec
            OptimistAtomicQueueB, 8,s:  44,285,168 msg/sec
            OptimistAtomicQueueB, 8,i:  47,744,719 msg/sec
                    AtomicQueue2, 1,s:  22,916,460 msg/sec
                    AtomicQueue2, 1,i:  23,016,834 msg/sec
                    AtomicQueue2, 2,s:  11,682,080 msg/sec
                    AtomicQueue2, 2,i:  11,413,921 msg/sec
                    AtomicQueue2, 3,s:   9,321,127 msg/sec
                    AtomicQueue2, 3,i:   9,472,583 msg/sec
                    AtomicQueue2, 4,s:   8,064,800 msg/sec
                    AtomicQueue2, 4,i:   8,063,642 msg/sec
                    AtomicQueue2, 5,s:   7,918,126 msg/sec
                    AtomicQueue2, 5,i:   8,030,044 msg/sec
                    AtomicQueue2, 6,s:   7,673,599 msg/sec
                    AtomicQueue2, 6,i:   7,521,936 msg/sec
                    AtomicQueue2, 7,s:   7,179,844 msg/sec
                    AtomicQueue2, 7,i:   7,894,425 msg/sec
                    AtomicQueue2, 8,s:   6,388,421 msg/sec
                    AtomicQueue2, 8,i:   7,380,992 msg/sec
                   AtomicQueueB2, 1,s:  36,217,494 msg/sec
                   AtomicQueueB2, 1,i:  32,636,884 msg/sec
                   AtomicQueueB2, 2,s:  11,501,628 msg/sec
                   AtomicQueueB2, 2,i:  11,095,771 msg/sec
                   AtomicQueueB2, 3,s:   9,545,660 msg/sec
                   AtomicQueueB2, 3,i:   9,565,755 msg/sec
                   AtomicQueueB2, 4,s:   7,843,803 msg/sec
                   AtomicQueueB2, 4,i:   7,820,320 msg/sec
                   AtomicQueueB2, 5,s:   7,589,034 msg/sec
                   AtomicQueueB2, 5,i:   7,714,440 msg/sec
                   AtomicQueueB2, 6,s:   7,170,183 msg/sec
                   AtomicQueueB2, 6,i:   7,379,085 msg/sec
                   AtomicQueueB2, 7,s:   6,911,822 msg/sec
                   AtomicQueueB2, 7,i:   7,687,026 msg/sec
                   AtomicQueueB2, 8,s:   6,250,324 msg/sec
                   AtomicQueueB2, 8,i:   6,972,150 msg/sec
            OptimistAtomicQueue2, 1,s: 464,759,927 msg/sec
            OptimistAtomicQueue2, 1,i: 459,030,179 msg/sec
            OptimistAtomicQueue2, 2,s:  22,679,411 msg/sec
            OptimistAtomicQueue2, 2,i:  26,167,672 msg/sec
            OptimistAtomicQueue2, 3,s:  29,947,108 msg/sec
            OptimistAtomicQueue2, 3,i:  30,274,482 msg/sec
            OptimistAtomicQueue2, 4,s:  33,367,552 msg/sec
            OptimistAtomicQueue2, 4,i:  35,349,574 msg/sec
            OptimistAtomicQueue2, 5,s:  37,259,603 msg/sec
            OptimistAtomicQueue2, 5,i:  40,967,924 msg/sec
            OptimistAtomicQueue2, 6,s:  40,174,718 msg/sec
            OptimistAtomicQueue2, 6,i:  49,241,171 msg/sec
            OptimistAtomicQueue2, 7,s:  42,708,273 msg/sec
            OptimistAtomicQueue2, 7,i:  51,572,640 msg/sec
            OptimistAtomicQueue2, 8,s:  44,256,930 msg/sec
            OptimistAtomicQueue2, 8,i:  48,653,791 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,307,657 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,892,950 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,219,809 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,800,186 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,773,380 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,108,155 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,441,462 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,828,808 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,738,823 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,184,281 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,134,425 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,354,238 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,078,564 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,210,702 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,479,303 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,489,548 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000125 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000236 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000258 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000359 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[67] 392m:56s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,566,474 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,860,822 msg/sec
          boost::lockfree::queue, 1,s:   7,952,232 msg/sec
          boost::lockfree::queue, 1,i:   7,612,409 msg/sec
          boost::lockfree::queue, 2,s:   7,528,790 msg/sec
          boost::lockfree::queue, 2,i:   7,434,998 msg/sec
          boost::lockfree::queue, 3,s:   7,331,642 msg/sec
          boost::lockfree::queue, 3,i:   7,579,143 msg/sec
          boost::lockfree::queue, 4,s:   6,425,562 msg/sec
          boost::lockfree::queue, 4,i:   6,868,249 msg/sec
          boost::lockfree::queue, 5,s:   6,487,958 msg/sec
          boost::lockfree::queue, 5,i:   6,454,085 msg/sec
          boost::lockfree::queue, 6,s:   6,031,920 msg/sec
          boost::lockfree::queue, 6,i:   6,146,625 msg/sec
          boost::lockfree::queue, 7,s:   6,022,477 msg/sec
          boost::lockfree::queue, 7,i:   5,858,748 msg/sec
          boost::lockfree::queue, 8,s:   5,435,278 msg/sec
          boost::lockfree::queue, 8,i:   5,595,740 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 456,118,545 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  85,218,719 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,665,861 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,815,003 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,455,489 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,589,721 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,323,568 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,005,141 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,581,941 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,820,817 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,153,028 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,014,710 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,520,625 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,717,052 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,167,733 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,070,301 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,396,995 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,732,466 msg/sec
                pthread_spinlock, 1,s:  28,795,261 msg/sec
                pthread_spinlock, 1,i:  25,341,306 msg/sec
                pthread_spinlock, 2,s:  15,195,573 msg/sec
                pthread_spinlock, 2,i:  16,669,619 msg/sec
                pthread_spinlock, 3,s:   8,312,614 msg/sec
                pthread_spinlock, 3,i:  11,982,720 msg/sec
                pthread_spinlock, 4,s:   6,505,736 msg/sec
                pthread_spinlock, 4,i:   9,023,385 msg/sec
                pthread_spinlock, 5,s:   8,708,554 msg/sec
                pthread_spinlock, 5,i:   9,190,808 msg/sec
                pthread_spinlock, 6,s:   8,329,585 msg/sec
                pthread_spinlock, 6,i:   8,680,281 msg/sec
                pthread_spinlock, 7,s:   7,422,406 msg/sec
                pthread_spinlock, 7,i:   7,655,499 msg/sec
                pthread_spinlock, 8,s:   6,981,428 msg/sec
                pthread_spinlock, 8,i:   6,880,010 msg/sec
                      std::mutex, 1,s:   6,962,481 msg/sec
                      std::mutex, 1,i:   6,601,648 msg/sec
                      std::mutex, 2,s:   5,470,047 msg/sec
                      std::mutex, 2,i:   6,017,644 msg/sec
                      std::mutex, 3,s:   6,010,828 msg/sec
                      std::mutex, 3,i:   5,701,835 msg/sec
                      std::mutex, 4,s:   5,716,379 msg/sec
                      std::mutex, 4,i:   5,216,558 msg/sec
                      std::mutex, 5,s:   6,092,260 msg/sec
                      std::mutex, 5,i:   6,060,679 msg/sec
                      std::mutex, 6,s:   5,968,641 msg/sec
                      std::mutex, 6,i:   5,907,675 msg/sec
                      std::mutex, 7,s:   5,808,928 msg/sec
                      std::mutex, 7,i:   5,790,848 msg/sec
                      std::mutex, 8,s:   5,684,765 msg/sec
                      std::mutex, 8,i:   5,660,632 msg/sec
                 tbb::spin_mutex, 1,s:  37,597,396 msg/sec
                 tbb::spin_mutex, 1,i:  33,008,447 msg/sec
                 tbb::spin_mutex, 2,s:  21,007,858 msg/sec
                 tbb::spin_mutex, 2,i:  18,189,081 msg/sec
                 tbb::spin_mutex, 3,s:   7,983,663 msg/sec
                 tbb::spin_mutex, 3,i:  11,121,978 msg/sec
                 tbb::spin_mutex, 4,s:   3,175,752 msg/sec
                 tbb::spin_mutex, 4,i:   6,278,603 msg/sec
                 tbb::spin_mutex, 5,s:   5,470,665 msg/sec
                 tbb::spin_mutex, 5,i:   5,831,358 msg/sec
                 tbb::spin_mutex, 6,s:   5,236,090 msg/sec
                 tbb::spin_mutex, 6,i:   4,344,376 msg/sec
                 tbb::spin_mutex, 7,s:   4,547,020 msg/sec
                 tbb::spin_mutex, 7,i:   4,350,691 msg/sec
                 tbb::spin_mutex, 8,s:   3,753,278 msg/sec
                 tbb::spin_mutex, 8,i:   4,100,132 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,361,009 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,363,930 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,814,783 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,794,263 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,449,300 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,049,378 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,109,275 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,379,849 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,695,425 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,779,253 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,909,473 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,963,786 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,730,258 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,210,553 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,639,366 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,307,730 msg/sec
     xenium::michael_scott_queue, 1,s:   9,393,902 msg/sec
     xenium::michael_scott_queue, 1,i:   9,421,602 msg/sec
     xenium::michael_scott_queue, 2,s:   8,509,838 msg/sec
     xenium::michael_scott_queue, 2,i:   8,631,727 msg/sec
     xenium::michael_scott_queue, 3,s:   7,256,450 msg/sec
     xenium::michael_scott_queue, 3,i:   7,567,730 msg/sec
     xenium::michael_scott_queue, 4,s:   6,281,274 msg/sec
     xenium::michael_scott_queue, 4,i:   6,323,471 msg/sec
     xenium::michael_scott_queue, 5,s:   6,319,750 msg/sec
     xenium::michael_scott_queue, 5,i:   6,644,600 msg/sec
     xenium::michael_scott_queue, 6,s:   6,461,780 msg/sec
     xenium::michael_scott_queue, 6,i:   7,045,557 msg/sec
     xenium::michael_scott_queue, 7,s:   6,310,046 msg/sec
     xenium::michael_scott_queue, 7,i:   6,458,748 msg/sec
     xenium::michael_scott_queue, 8,s:   5,967,279 msg/sec
     xenium::michael_scott_queue, 8,i:   6,085,091 msg/sec
         xenium::ramalhete_queue, 1,s:  32,554,459 msg/sec
         xenium::ramalhete_queue, 1,i:  32,198,215 msg/sec
         xenium::ramalhete_queue, 2,s:  23,466,191 msg/sec
         xenium::ramalhete_queue, 2,i:  23,407,642 msg/sec
         xenium::ramalhete_queue, 3,s:  29,328,940 msg/sec
         xenium::ramalhete_queue, 3,i:  28,661,182 msg/sec
         xenium::ramalhete_queue, 4,s:  33,886,678 msg/sec
         xenium::ramalhete_queue, 4,i:  33,528,989 msg/sec
         xenium::ramalhete_queue, 5,s:  32,350,845 msg/sec
         xenium::ramalhete_queue, 5,i:  38,526,084 msg/sec
         xenium::ramalhete_queue, 6,s:  34,031,760 msg/sec
         xenium::ramalhete_queue, 6,i:  38,867,072 msg/sec
         xenium::ramalhete_queue, 7,s:  34,822,810 msg/sec
         xenium::ramalhete_queue, 7,i:  40,585,361 msg/sec
         xenium::ramalhete_queue, 8,s:  35,105,293 msg/sec
         xenium::ramalhete_queue, 8,i:  43,826,706 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,880,851 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  76,362,311 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  25,133,050 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,825,124 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,650,144 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,935,710 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,575,315 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,238,773 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,950,322 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,209,940 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,176,315 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,542,700 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,197,615 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,044,433 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,447,820 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,255,647 msg/sec
                     AtomicQueue, 1,s: 218,027,018 msg/sec
                     AtomicQueue, 1,i: 165,875,647 msg/sec
                     AtomicQueue, 2,s:  12,296,503 msg/sec
                     AtomicQueue, 2,i:  11,736,586 msg/sec
                     AtomicQueue, 3,s:  10,803,080 msg/sec
                     AtomicQueue, 3,i:   9,849,719 msg/sec
                     AtomicQueue, 4,s:   8,193,511 msg/sec
                     AtomicQueue, 4,i:   8,200,853 msg/sec
                     AtomicQueue, 5,s:   8,034,483 msg/sec
                     AtomicQueue, 5,i:   8,070,914 msg/sec
                     AtomicQueue, 6,s:   7,812,654 msg/sec
                     AtomicQueue, 6,i:   7,610,043 msg/sec
                     AtomicQueue, 7,s:   7,150,358 msg/sec
                     AtomicQueue, 7,i:   7,980,475 msg/sec
                     AtomicQueue, 8,s:   6,364,444 msg/sec
                     AtomicQueue, 8,i:   7,472,655 msg/sec
                    AtomicQueueB, 1,s:  88,921,588 msg/sec
                    AtomicQueueB, 1,i:  43,779,572 msg/sec
                    AtomicQueueB, 2,s:  11,969,728 msg/sec
                    AtomicQueueB, 2,i:  11,493,376 msg/sec
                    AtomicQueueB, 3,s:  11,064,767 msg/sec
                    AtomicQueueB, 3,i:  10,034,817 msg/sec
                    AtomicQueueB, 4,s:   8,109,194 msg/sec
                    AtomicQueueB, 4,i:   8,000,830 msg/sec
                    AtomicQueueB, 5,s:   7,453,146 msg/sec
                    AtomicQueueB, 5,i:   7,833,634 msg/sec
                    AtomicQueueB, 6,s:   7,446,518 msg/sec
                    AtomicQueueB, 6,i:   7,531,956 msg/sec
                    AtomicQueueB, 7,s:   6,870,317 msg/sec
                    AtomicQueueB, 7,i:   7,693,133 msg/sec
                    AtomicQueueB, 8,s:   6,180,525 msg/sec
                    AtomicQueueB, 8,i:   7,093,409 msg/sec
             OptimistAtomicQueue, 1,s: 703,548,434 msg/sec
             OptimistAtomicQueue, 1,i: 548,696,167 msg/sec
             OptimistAtomicQueue, 2,s:  32,650,004 msg/sec
             OptimistAtomicQueue, 2,i:  32,731,203 msg/sec
             OptimistAtomicQueue, 3,s:  36,672,186 msg/sec
             OptimistAtomicQueue, 3,i:  37,403,801 msg/sec
             OptimistAtomicQueue, 4,s:  39,272,569 msg/sec
             OptimistAtomicQueue, 4,i:  39,387,358 msg/sec
             OptimistAtomicQueue, 5,s:  42,441,308 msg/sec
             OptimistAtomicQueue, 5,i:  47,913,246 msg/sec
             OptimistAtomicQueue, 6,s:  42,412,600 msg/sec
             OptimistAtomicQueue, 6,i:  50,494,740 msg/sec
             OptimistAtomicQueue, 7,s:  45,129,431 msg/sec
             OptimistAtomicQueue, 7,i:  52,961,282 msg/sec
             OptimistAtomicQueue, 8,s:  46,409,477 msg/sec
             OptimistAtomicQueue, 8,i:  49,547,131 msg/sec
            OptimistAtomicQueueB, 1,s: 147,575,870 msg/sec
            OptimistAtomicQueueB, 1,i:  76,601,390 msg/sec
            OptimistAtomicQueueB, 2,s:  32,172,617 msg/sec
            OptimistAtomicQueueB, 2,i:  32,145,516 msg/sec
            OptimistAtomicQueueB, 3,s:  36,286,086 msg/sec
            OptimistAtomicQueueB, 3,i:  36,955,321 msg/sec
            OptimistAtomicQueueB, 4,s:  38,703,994 msg/sec
            OptimistAtomicQueueB, 4,i:  38,521,948 msg/sec
            OptimistAtomicQueueB, 5,s:  40,353,055 msg/sec
            OptimistAtomicQueueB, 5,i:  45,366,003 msg/sec
            OptimistAtomicQueueB, 6,s:  40,575,423 msg/sec
            OptimistAtomicQueueB, 6,i:  48,987,508 msg/sec
            OptimistAtomicQueueB, 7,s:  41,715,650 msg/sec
            OptimistAtomicQueueB, 7,i:  47,806,799 msg/sec
            OptimistAtomicQueueB, 8,s:  44,216,789 msg/sec
            OptimistAtomicQueueB, 8,i:  47,453,496 msg/sec
                    AtomicQueue2, 1,s:  22,889,449 msg/sec
                    AtomicQueue2, 1,i:  23,190,933 msg/sec
                    AtomicQueue2, 2,s:  11,856,154 msg/sec
                    AtomicQueue2, 2,i:  11,439,073 msg/sec
                    AtomicQueue2, 3,s:   9,434,530 msg/sec
                    AtomicQueue2, 3,i:   9,428,829 msg/sec
                    AtomicQueue2, 4,s:   8,138,562 msg/sec
                    AtomicQueue2, 4,i:   8,025,912 msg/sec
                    AtomicQueue2, 5,s:   7,888,465 msg/sec
                    AtomicQueue2, 5,i:   8,049,707 msg/sec
                    AtomicQueue2, 6,s:   7,761,855 msg/sec
                    AtomicQueue2, 6,i:   7,538,459 msg/sec
                    AtomicQueue2, 7,s:   7,119,558 msg/sec
                    AtomicQueue2, 7,i:   7,899,614 msg/sec
                    AtomicQueue2, 8,s:   6,415,355 msg/sec
                    AtomicQueue2, 8,i:   7,356,961 msg/sec
                   AtomicQueueB2, 1,s:  32,683,998 msg/sec
                   AtomicQueueB2, 1,i:  32,616,474 msg/sec
                   AtomicQueueB2, 2,s:  11,415,535 msg/sec
                   AtomicQueueB2, 2,i:  11,136,291 msg/sec
                   AtomicQueueB2, 3,s:   9,551,240 msg/sec
                   AtomicQueueB2, 3,i:   9,516,666 msg/sec
                   AtomicQueueB2, 4,s:   7,944,764 msg/sec
                   AtomicQueueB2, 4,i:   7,866,728 msg/sec
                   AtomicQueueB2, 5,s:   7,557,588 msg/sec
                   AtomicQueueB2, 5,i:   7,730,537 msg/sec
                   AtomicQueueB2, 6,s:   7,225,866 msg/sec
                   AtomicQueueB2, 6,i:   7,415,119 msg/sec
                   AtomicQueueB2, 7,s:   6,869,446 msg/sec
                   AtomicQueueB2, 7,i:   7,713,852 msg/sec
                   AtomicQueueB2, 8,s:   6,260,547 msg/sec
                   AtomicQueueB2, 8,i:   7,094,487 msg/sec
            OptimistAtomicQueue2, 1,s: 428,734,332 msg/sec
            OptimistAtomicQueue2, 1,i:  29,628,488 msg/sec
            OptimistAtomicQueue2, 2,s:  24,255,773 msg/sec
            OptimistAtomicQueue2, 2,i:  24,836,873 msg/sec
            OptimistAtomicQueue2, 3,s:  30,320,911 msg/sec
            OptimistAtomicQueue2, 3,i:  29,966,837 msg/sec
            OptimistAtomicQueue2, 4,s:  33,243,574 msg/sec
            OptimistAtomicQueue2, 4,i:  33,210,074 msg/sec
            OptimistAtomicQueue2, 5,s:  37,185,574 msg/sec
            OptimistAtomicQueue2, 5,i:  40,052,337 msg/sec
            OptimistAtomicQueue2, 6,s:  40,119,195 msg/sec
            OptimistAtomicQueue2, 6,i:  48,698,070 msg/sec
            OptimistAtomicQueue2, 7,s:  42,772,855 msg/sec
            OptimistAtomicQueue2, 7,i:  47,913,249 msg/sec
            OptimistAtomicQueue2, 8,s:  44,025,311 msg/sec
            OptimistAtomicQueue2, 8,i:  48,346,432 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,934,901 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,864,476 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,396,258 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,127,046 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,017,125 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,247,893 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,153,898 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,014,416 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,572,635 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,150,594 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,632,322 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,346,109 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,137,922 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,402,515 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,064,625 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,014,362 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000322 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000142 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000471 sec/round-trip
                 tbb::spin_mutex: 0.000000267 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000160 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[68] 391m:37s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,610,708 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,249,380 msg/sec
          boost::lockfree::queue, 1,s:   6,813,981 msg/sec
          boost::lockfree::queue, 1,i:   6,935,441 msg/sec
          boost::lockfree::queue, 2,s:   7,683,771 msg/sec
          boost::lockfree::queue, 2,i:   7,496,283 msg/sec
          boost::lockfree::queue, 3,s:   7,371,443 msg/sec
          boost::lockfree::queue, 3,i:   7,590,950 msg/sec
          boost::lockfree::queue, 4,s:   6,422,328 msg/sec
          boost::lockfree::queue, 4,i:   6,801,512 msg/sec
          boost::lockfree::queue, 5,s:   6,442,084 msg/sec
          boost::lockfree::queue, 5,i:   6,490,269 msg/sec
          boost::lockfree::queue, 6,s:   6,041,326 msg/sec
          boost::lockfree::queue, 6,i:   6,115,606 msg/sec
          boost::lockfree::queue, 7,s:   5,821,646 msg/sec
          boost::lockfree::queue, 7,i:   5,940,563 msg/sec
          boost::lockfree::queue, 8,s:   5,467,275 msg/sec
          boost::lockfree::queue, 8,i:   5,576,788 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 456,776,548 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 481,160,173 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,066,321 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,755,262 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,417,137 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,061,362 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,802,501 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,813,297 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,548,897 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  42,536,715 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,577,051 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,210,791 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,503,355 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,038,127 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,151,759 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,760,605 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,233,850 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  34,271,394 msg/sec
                pthread_spinlock, 1,s:  28,921,713 msg/sec
                pthread_spinlock, 1,i:  25,332,122 msg/sec
                pthread_spinlock, 2,s:  15,613,686 msg/sec
                pthread_spinlock, 2,i:  16,885,674 msg/sec
                pthread_spinlock, 3,s:   8,358,824 msg/sec
                pthread_spinlock, 3,i:  11,964,785 msg/sec
                pthread_spinlock, 4,s:   6,496,182 msg/sec
                pthread_spinlock, 4,i:   8,854,855 msg/sec
                pthread_spinlock, 5,s:   8,843,624 msg/sec
                pthread_spinlock, 5,i:  10,335,374 msg/sec
                pthread_spinlock, 6,s:   8,338,745 msg/sec
                pthread_spinlock, 6,i:   8,519,330 msg/sec
                pthread_spinlock, 7,s:   7,706,130 msg/sec
                pthread_spinlock, 7,i:   7,991,479 msg/sec
                pthread_spinlock, 8,s:   6,723,354 msg/sec
                pthread_spinlock, 8,i:   6,893,912 msg/sec
                      std::mutex, 1,s:   6,777,528 msg/sec
                      std::mutex, 1,i:   7,417,033 msg/sec
                      std::mutex, 2,s:   5,801,550 msg/sec
                      std::mutex, 2,i:   5,861,305 msg/sec
                      std::mutex, 3,s:   6,006,582 msg/sec
                      std::mutex, 3,i:   6,045,562 msg/sec
                      std::mutex, 4,s:   6,270,529 msg/sec
                      std::mutex, 4,i:   6,362,536 msg/sec
                      std::mutex, 5,s:   6,033,470 msg/sec
                      std::mutex, 5,i:   6,086,388 msg/sec
                      std::mutex, 6,s:   5,994,950 msg/sec
                      std::mutex, 6,i:   5,881,810 msg/sec
                      std::mutex, 7,s:   5,893,284 msg/sec
                      std::mutex, 7,i:   5,841,673 msg/sec
                      std::mutex, 8,s:   5,814,684 msg/sec
                      std::mutex, 8,i:   5,691,664 msg/sec
                 tbb::spin_mutex, 1,s:  37,821,933 msg/sec
                 tbb::spin_mutex, 1,i:  33,017,434 msg/sec
                 tbb::spin_mutex, 2,s:  21,172,893 msg/sec
                 tbb::spin_mutex, 2,i:  18,304,729 msg/sec
                 tbb::spin_mutex, 3,s:   8,337,687 msg/sec
                 tbb::spin_mutex, 3,i:  10,271,234 msg/sec
                 tbb::spin_mutex, 4,s:   3,195,141 msg/sec
                 tbb::spin_mutex, 4,i:   6,285,286 msg/sec
                 tbb::spin_mutex, 5,s:   5,159,924 msg/sec
                 tbb::spin_mutex, 5,i:   5,856,763 msg/sec
                 tbb::spin_mutex, 6,s:   5,257,508 msg/sec
                 tbb::spin_mutex, 6,i:   4,360,746 msg/sec
                 tbb::spin_mutex, 7,s:   4,865,758 msg/sec
                 tbb::spin_mutex, 7,i:   4,382,414 msg/sec
                 tbb::spin_mutex, 8,s:   3,860,231 msg/sec
                 tbb::spin_mutex, 8,i:   4,182,815 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,549,578 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,975,303 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,721,340 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,958,974 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,229,906 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,884,594 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,427,049 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,290,706 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,634,915 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,903,148 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,947,442 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,916,606 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,037,044 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,949,277 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,965,604 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,103,507 msg/sec
     xenium::michael_scott_queue, 1,s:   9,219,881 msg/sec
     xenium::michael_scott_queue, 1,i:   9,308,062 msg/sec
     xenium::michael_scott_queue, 2,s:   8,429,676 msg/sec
     xenium::michael_scott_queue, 2,i:   8,510,791 msg/sec
     xenium::michael_scott_queue, 3,s:   7,285,890 msg/sec
     xenium::michael_scott_queue, 3,i:   7,596,268 msg/sec
     xenium::michael_scott_queue, 4,s:   6,362,976 msg/sec
     xenium::michael_scott_queue, 4,i:   6,401,381 msg/sec
     xenium::michael_scott_queue, 5,s:   6,317,130 msg/sec
     xenium::michael_scott_queue, 5,i:   6,640,063 msg/sec
     xenium::michael_scott_queue, 6,s:   6,498,722 msg/sec
     xenium::michael_scott_queue, 6,i:   6,985,188 msg/sec
     xenium::michael_scott_queue, 7,s:   6,355,180 msg/sec
     xenium::michael_scott_queue, 7,i:   6,425,259 msg/sec
     xenium::michael_scott_queue, 8,s:   6,096,397 msg/sec
     xenium::michael_scott_queue, 8,i:   6,062,422 msg/sec
         xenium::ramalhete_queue, 1,s:  33,073,802 msg/sec
         xenium::ramalhete_queue, 1,i:  33,023,588 msg/sec
         xenium::ramalhete_queue, 2,s:  24,337,870 msg/sec
         xenium::ramalhete_queue, 2,i:  23,336,301 msg/sec
         xenium::ramalhete_queue, 3,s:  29,148,061 msg/sec
         xenium::ramalhete_queue, 3,i:  28,442,958 msg/sec
         xenium::ramalhete_queue, 4,s:  33,688,797 msg/sec
         xenium::ramalhete_queue, 4,i:  33,374,860 msg/sec
         xenium::ramalhete_queue, 5,s:  32,125,025 msg/sec
         xenium::ramalhete_queue, 5,i:  38,271,743 msg/sec
         xenium::ramalhete_queue, 6,s:  34,007,355 msg/sec
         xenium::ramalhete_queue, 6,i:  38,904,288 msg/sec
         xenium::ramalhete_queue, 7,s:  35,132,637 msg/sec
         xenium::ramalhete_queue, 7,i:  42,049,749 msg/sec
         xenium::ramalhete_queue, 8,s:  35,474,908 msg/sec
         xenium::ramalhete_queue, 8,i:  43,967,090 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,257,897 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  83,173,892 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,333,376 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,703,243 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,545,965 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,140,097 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,629,577 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,135,968 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,613,496 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,304,461 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,861,117 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,263,905 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,227,313 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,020,917 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,391,696 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,528,637 msg/sec
                     AtomicQueue, 1,s:  58,241,163 msg/sec
                     AtomicQueue, 1,i:  55,487,632 msg/sec
                     AtomicQueue, 2,s:  12,288,367 msg/sec
                     AtomicQueue, 2,i:  11,734,804 msg/sec
                     AtomicQueue, 3,s:  10,753,799 msg/sec
                     AtomicQueue, 3,i:   9,947,954 msg/sec
                     AtomicQueue, 4,s:   8,182,825 msg/sec
                     AtomicQueue, 4,i:   8,195,681 msg/sec
                     AtomicQueue, 5,s:   8,027,888 msg/sec
                     AtomicQueue, 5,i:   8,088,146 msg/sec
                     AtomicQueue, 6,s:   7,810,783 msg/sec
                     AtomicQueue, 6,i:   7,618,880 msg/sec
                     AtomicQueue, 7,s:   7,108,808 msg/sec
                     AtomicQueue, 7,i:   7,987,981 msg/sec
                     AtomicQueue, 8,s:   6,333,045 msg/sec
                     AtomicQueue, 8,i:   7,460,690 msg/sec
                    AtomicQueueB, 1,s:  43,990,591 msg/sec
                    AtomicQueueB, 1,i:  42,985,496 msg/sec
                    AtomicQueueB, 2,s:  11,885,403 msg/sec
                    AtomicQueueB, 2,i:  11,477,181 msg/sec
                    AtomicQueueB, 3,s:  11,088,289 msg/sec
                    AtomicQueueB, 3,i:  10,212,469 msg/sec
                    AtomicQueueB, 4,s:   8,059,188 msg/sec
                    AtomicQueueB, 4,i:   8,012,448 msg/sec
                    AtomicQueueB, 5,s:   7,611,153 msg/sec
                    AtomicQueueB, 5,i:   7,835,721 msg/sec
                    AtomicQueueB, 6,s:   7,258,181 msg/sec
                    AtomicQueueB, 6,i:   7,580,105 msg/sec
                    AtomicQueueB, 7,s:   6,854,454 msg/sec
                    AtomicQueueB, 7,i:   7,722,862 msg/sec
                    AtomicQueueB, 8,s:   6,245,004 msg/sec
                    AtomicQueueB, 8,i:   7,135,998 msg/sec
             OptimistAtomicQueue, 1,s: 721,805,640 msg/sec
             OptimistAtomicQueue, 1,i: 813,929,922 msg/sec
             OptimistAtomicQueue, 2,s:  32,657,404 msg/sec
             OptimistAtomicQueue, 2,i:  32,625,522 msg/sec
             OptimistAtomicQueue, 3,s:  36,687,107 msg/sec
             OptimistAtomicQueue, 3,i:  36,986,677 msg/sec
             OptimistAtomicQueue, 4,s:  39,290,583 msg/sec
             OptimistAtomicQueue, 4,i:  39,352,789 msg/sec
             OptimistAtomicQueue, 5,s:  42,381,833 msg/sec
             OptimistAtomicQueue, 5,i:  46,411,438 msg/sec
             OptimistAtomicQueue, 6,s:  42,767,168 msg/sec
             OptimistAtomicQueue, 6,i:  49,814,024 msg/sec
             OptimistAtomicQueue, 7,s:  44,014,854 msg/sec
             OptimistAtomicQueue, 7,i:  52,851,045 msg/sec
             OptimistAtomicQueue, 8,s:  46,424,095 msg/sec
             OptimistAtomicQueue, 8,i:  48,421,515 msg/sec
            OptimistAtomicQueueB, 1,s: 112,321,405 msg/sec
            OptimistAtomicQueueB, 1,i:  76,638,695 msg/sec
            OptimistAtomicQueueB, 2,s:  32,212,672 msg/sec
            OptimistAtomicQueueB, 2,i:  32,217,632 msg/sec
            OptimistAtomicQueueB, 3,s:  36,271,216 msg/sec
            OptimistAtomicQueueB, 3,i:  36,865,917 msg/sec
            OptimistAtomicQueueB, 4,s:  38,657,679 msg/sec
            OptimistAtomicQueueB, 4,i:  38,719,031 msg/sec
            OptimistAtomicQueueB, 5,s:  40,419,967 msg/sec
            OptimistAtomicQueueB, 5,i:  46,149,048 msg/sec
            OptimistAtomicQueueB, 6,s:  41,160,579 msg/sec
            OptimistAtomicQueueB, 6,i:  49,118,545 msg/sec
            OptimistAtomicQueueB, 7,s:  42,803,633 msg/sec
            OptimistAtomicQueueB, 7,i:  51,312,627 msg/sec
            OptimistAtomicQueueB, 8,s:  44,113,297 msg/sec
            OptimistAtomicQueueB, 8,i:  48,049,299 msg/sec
                    AtomicQueue2, 1,s:  22,886,237 msg/sec
                    AtomicQueue2, 1,i:  22,888,069 msg/sec
                    AtomicQueue2, 2,s:  12,080,013 msg/sec
                    AtomicQueue2, 2,i:  11,501,048 msg/sec
                    AtomicQueue2, 3,s:   9,827,383 msg/sec
                    AtomicQueue2, 3,i:   9,458,503 msg/sec
                    AtomicQueue2, 4,s:   8,042,693 msg/sec
                    AtomicQueue2, 4,i:   8,069,480 msg/sec
                    AtomicQueue2, 5,s:   7,839,678 msg/sec
                    AtomicQueue2, 5,i:   8,048,699 msg/sec
                    AtomicQueue2, 6,s:   7,822,286 msg/sec
                    AtomicQueue2, 6,i:   7,538,397 msg/sec
                    AtomicQueue2, 7,s:   7,123,272 msg/sec
                    AtomicQueue2, 7,i:   7,884,289 msg/sec
                    AtomicQueue2, 8,s:   6,384,158 msg/sec
                    AtomicQueue2, 8,i:   7,333,984 msg/sec
                   AtomicQueueB2, 1,s:  33,427,172 msg/sec
                   AtomicQueueB2, 1,i:  33,448,407 msg/sec
                   AtomicQueueB2, 2,s:  11,429,932 msg/sec
                   AtomicQueueB2, 2,i:  11,100,926 msg/sec
                   AtomicQueueB2, 3,s:   9,627,314 msg/sec
                   AtomicQueueB2, 3,i:   9,387,112 msg/sec
                   AtomicQueueB2, 4,s:   7,926,020 msg/sec
                   AtomicQueueB2, 4,i:   7,778,579 msg/sec
                   AtomicQueueB2, 5,s:   7,354,018 msg/sec
                   AtomicQueueB2, 5,i:   7,765,836 msg/sec
                   AtomicQueueB2, 6,s:   7,195,823 msg/sec
                   AtomicQueueB2, 6,i:   7,455,565 msg/sec
                   AtomicQueueB2, 7,s:   6,896,724 msg/sec
                   AtomicQueueB2, 7,i:   7,683,996 msg/sec
                   AtomicQueueB2, 8,s:   6,278,990 msg/sec
                   AtomicQueueB2, 8,i:   7,088,354 msg/sec
            OptimistAtomicQueue2, 1,s: 491,159,014 msg/sec
            OptimistAtomicQueue2, 1,i:  32,043,706 msg/sec
            OptimistAtomicQueue2, 2,s:  24,881,131 msg/sec
            OptimistAtomicQueue2, 2,i:  24,444,011 msg/sec
            OptimistAtomicQueue2, 3,s:  30,326,884 msg/sec
            OptimistAtomicQueue2, 3,i:  30,074,112 msg/sec
            OptimistAtomicQueue2, 4,s:  33,244,871 msg/sec
            OptimistAtomicQueue2, 4,i:  33,460,920 msg/sec
            OptimistAtomicQueue2, 5,s:  37,125,019 msg/sec
            OptimistAtomicQueue2, 5,i:  40,289,777 msg/sec
            OptimistAtomicQueue2, 6,s:  40,242,792 msg/sec
            OptimistAtomicQueue2, 6,i:  49,498,426 msg/sec
            OptimistAtomicQueue2, 7,s:  42,779,034 msg/sec
            OptimistAtomicQueue2, 7,i:  47,884,969 msg/sec
            OptimistAtomicQueue2, 8,s:  44,015,484 msg/sec
            OptimistAtomicQueue2, 8,i:  48,734,561 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,167,527 msg/sec
           OptimistAtomicQueueB2, 1,i:  39,907,632 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,289,994 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,214,755 msg/sec
           OptimistAtomicQueueB2, 3,s:  32,367,703 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,251,146 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,261,000 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,127,927 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,066,716 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,864,006 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,191,945 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,218,567 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,171,435 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,011,900 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,714,784 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,056,210 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000124 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000289 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000258 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000217 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[69] 390m:18s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  74,837,355 msg/sec
     boost::lockfree::spsc_queue, 1,i:  75,443,610 msg/sec
          boost::lockfree::queue, 1,s:   7,908,414 msg/sec
          boost::lockfree::queue, 1,i:   7,953,584 msg/sec
          boost::lockfree::queue, 2,s:   7,675,078 msg/sec
          boost::lockfree::queue, 2,i:   7,371,120 msg/sec
          boost::lockfree::queue, 3,s:   7,338,855 msg/sec
          boost::lockfree::queue, 3,i:   7,579,292 msg/sec
          boost::lockfree::queue, 4,s:   6,417,627 msg/sec
          boost::lockfree::queue, 4,i:   6,769,813 msg/sec
          boost::lockfree::queue, 5,s:   6,402,298 msg/sec
          boost::lockfree::queue, 5,i:   6,451,065 msg/sec
          boost::lockfree::queue, 6,s:   5,991,037 msg/sec
          boost::lockfree::queue, 6,i:   6,080,267 msg/sec
          boost::lockfree::queue, 7,s:   5,927,607 msg/sec
          boost::lockfree::queue, 7,i:   5,962,517 msg/sec
          boost::lockfree::queue, 8,s:   5,419,265 msg/sec
          boost::lockfree::queue, 8,i:   5,641,368 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  65,202,785 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  53,163,888 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,240,918 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,618,200 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,984,971 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,761,883 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,525,935 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,323,055 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,375,040 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,422,482 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,291,782 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,009,650 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,294,253 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,042,871 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,799,769 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,496,693 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  49,124,595 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,576,989 msg/sec
                pthread_spinlock, 1,s:  28,954,480 msg/sec
                pthread_spinlock, 1,i:  25,325,940 msg/sec
                pthread_spinlock, 2,s:  15,640,407 msg/sec
                pthread_spinlock, 2,i:  16,856,617 msg/sec
                pthread_spinlock, 3,s:   8,405,453 msg/sec
                pthread_spinlock, 3,i:  12,133,638 msg/sec
                pthread_spinlock, 4,s:   6,480,732 msg/sec
                pthread_spinlock, 4,i:   8,816,565 msg/sec
                pthread_spinlock, 5,s:   8,563,647 msg/sec
                pthread_spinlock, 5,i:   9,070,539 msg/sec
                pthread_spinlock, 6,s:   8,607,405 msg/sec
                pthread_spinlock, 6,i:   8,456,493 msg/sec
                pthread_spinlock, 7,s:   7,501,241 msg/sec
                pthread_spinlock, 7,i:   7,689,054 msg/sec
                pthread_spinlock, 8,s:   6,635,873 msg/sec
                pthread_spinlock, 8,i:   6,896,559 msg/sec
                      std::mutex, 1,s:   9,199,394 msg/sec
                      std::mutex, 1,i:   8,222,468 msg/sec
                      std::mutex, 2,s:   6,331,210 msg/sec
                      std::mutex, 2,i:   6,291,747 msg/sec
                      std::mutex, 3,s:   5,405,089 msg/sec
                      std::mutex, 3,i:   6,295,108 msg/sec
                      std::mutex, 4,s:   6,168,946 msg/sec
                      std::mutex, 4,i:   7,051,680 msg/sec
                      std::mutex, 5,s:   6,132,808 msg/sec
                      std::mutex, 5,i:   6,565,026 msg/sec
                      std::mutex, 6,s:   6,571,707 msg/sec
                      std::mutex, 6,i:   6,457,047 msg/sec
                      std::mutex, 7,s:   6,361,745 msg/sec
                      std::mutex, 7,i:   6,378,700 msg/sec
                      std::mutex, 8,s:   6,126,963 msg/sec
                      std::mutex, 8,i:   6,148,226 msg/sec
                 tbb::spin_mutex, 1,s:  38,045,778 msg/sec
                 tbb::spin_mutex, 1,i:  33,335,527 msg/sec
                 tbb::spin_mutex, 2,s:  21,113,176 msg/sec
                 tbb::spin_mutex, 2,i:  18,367,621 msg/sec
                 tbb::spin_mutex, 3,s:   7,667,376 msg/sec
                 tbb::spin_mutex, 3,i:  10,287,958 msg/sec
                 tbb::spin_mutex, 4,s:   3,236,938 msg/sec
                 tbb::spin_mutex, 4,i:   6,305,834 msg/sec
                 tbb::spin_mutex, 5,s:   5,540,274 msg/sec
                 tbb::spin_mutex, 5,i:   5,829,986 msg/sec
                 tbb::spin_mutex, 6,s:   5,337,213 msg/sec
                 tbb::spin_mutex, 6,i:   4,407,862 msg/sec
                 tbb::spin_mutex, 7,s:   4,857,893 msg/sec
                 tbb::spin_mutex, 7,i:   4,350,404 msg/sec
                 tbb::spin_mutex, 8,s:   4,277,268 msg/sec
                 tbb::spin_mutex, 8,i:   4,085,713 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,357,187 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,298,229 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,585,392 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,011,544 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,370,330 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,478,908 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,088,161 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,434,108 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,529,775 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,542,891 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,744,932 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,713,328 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,794,683 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,805,206 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,057,050 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,079,042 msg/sec
     xenium::michael_scott_queue, 1,s:   9,243,977 msg/sec
     xenium::michael_scott_queue, 1,i:   9,153,847 msg/sec
     xenium::michael_scott_queue, 2,s:   8,469,954 msg/sec
     xenium::michael_scott_queue, 2,i:   8,467,370 msg/sec
     xenium::michael_scott_queue, 3,s:   7,189,645 msg/sec
     xenium::michael_scott_queue, 3,i:   7,633,311 msg/sec
     xenium::michael_scott_queue, 4,s:   6,260,146 msg/sec
     xenium::michael_scott_queue, 4,i:   6,351,518 msg/sec
     xenium::michael_scott_queue, 5,s:   6,296,717 msg/sec
     xenium::michael_scott_queue, 5,i:   6,643,495 msg/sec
     xenium::michael_scott_queue, 6,s:   6,439,861 msg/sec
     xenium::michael_scott_queue, 6,i:   6,885,787 msg/sec
     xenium::michael_scott_queue, 7,s:   6,307,232 msg/sec
     xenium::michael_scott_queue, 7,i:   6,440,395 msg/sec
     xenium::michael_scott_queue, 8,s:   6,001,796 msg/sec
     xenium::michael_scott_queue, 8,i:   6,190,932 msg/sec
         xenium::ramalhete_queue, 1,s:  31,511,872 msg/sec
         xenium::ramalhete_queue, 1,i:  32,106,302 msg/sec
         xenium::ramalhete_queue, 2,s:  23,456,561 msg/sec
         xenium::ramalhete_queue, 2,i:  23,366,535 msg/sec
         xenium::ramalhete_queue, 3,s:  29,229,628 msg/sec
         xenium::ramalhete_queue, 3,i:  28,461,063 msg/sec
         xenium::ramalhete_queue, 4,s:  33,882,088 msg/sec
         xenium::ramalhete_queue, 4,i:  33,537,425 msg/sec
         xenium::ramalhete_queue, 5,s:  32,107,811 msg/sec
         xenium::ramalhete_queue, 5,i:  35,977,318 msg/sec
         xenium::ramalhete_queue, 6,s:  34,042,162 msg/sec
         xenium::ramalhete_queue, 6,i:  39,451,913 msg/sec
         xenium::ramalhete_queue, 7,s:  35,068,774 msg/sec
         xenium::ramalhete_queue, 7,i:  42,248,548 msg/sec
         xenium::ramalhete_queue, 8,s:  35,510,583 msg/sec
         xenium::ramalhete_queue, 8,i:  44,034,013 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,388,325 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,792,677 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,887,100 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,696,144 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,652,501 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,251,030 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,538,134 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,238,194 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,553,933 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,329,770 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,115,622 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,306,289 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,189,916 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,981,179 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,417,346 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,236,260 msg/sec
                     AtomicQueue, 1,s:  57,801,613 msg/sec
                     AtomicQueue, 1,i:  56,651,714 msg/sec
                     AtomicQueue, 2,s:  12,363,639 msg/sec
                     AtomicQueue, 2,i:  11,757,853 msg/sec
                     AtomicQueue, 3,s:  10,787,718 msg/sec
                     AtomicQueue, 3,i:   9,947,218 msg/sec
                     AtomicQueue, 4,s:   8,214,936 msg/sec
                     AtomicQueue, 4,i:   8,211,919 msg/sec
                     AtomicQueue, 5,s:   8,048,357 msg/sec
                     AtomicQueue, 5,i:   8,041,285 msg/sec
                     AtomicQueue, 6,s:   7,941,394 msg/sec
                     AtomicQueue, 6,i:   7,628,666 msg/sec
                     AtomicQueue, 7,s:   7,139,677 msg/sec
                     AtomicQueue, 7,i:   7,957,815 msg/sec
                     AtomicQueue, 8,s:   6,317,454 msg/sec
                     AtomicQueue, 8,i:   7,455,377 msg/sec
                    AtomicQueueB, 1,s:  45,839,974 msg/sec
                    AtomicQueueB, 1,i:  45,681,357 msg/sec
                    AtomicQueueB, 2,s:  11,858,441 msg/sec
                    AtomicQueueB, 2,i:  11,504,117 msg/sec
                    AtomicQueueB, 3,s:  11,021,539 msg/sec
                    AtomicQueueB, 3,i:  10,176,635 msg/sec
                    AtomicQueueB, 4,s:   8,107,598 msg/sec
                    AtomicQueueB, 4,i:   7,979,533 msg/sec
                    AtomicQueueB, 5,s:   7,691,783 msg/sec
                    AtomicQueueB, 5,i:   7,818,340 msg/sec
                    AtomicQueueB, 6,s:   7,247,224 msg/sec
                    AtomicQueueB, 6,i:   7,611,180 msg/sec
                    AtomicQueueB, 7,s:   6,905,911 msg/sec
                    AtomicQueueB, 7,i:   7,739,337 msg/sec
                    AtomicQueueB, 8,s:   6,207,154 msg/sec
                    AtomicQueueB, 8,i:   7,161,086 msg/sec
             OptimistAtomicQueue, 1,s: 777,663,331 msg/sec
             OptimistAtomicQueue, 1,i: 618,532,852 msg/sec
             OptimistAtomicQueue, 2,s:  32,314,432 msg/sec
             OptimistAtomicQueue, 2,i:  32,408,092 msg/sec
             OptimistAtomicQueue, 3,s:  36,638,282 msg/sec
             OptimistAtomicQueue, 3,i:  37,384,207 msg/sec
             OptimistAtomicQueue, 4,s:  39,294,133 msg/sec
             OptimistAtomicQueue, 4,i:  39,387,319 msg/sec
             OptimistAtomicQueue, 5,s:  41,798,871 msg/sec
             OptimistAtomicQueue, 5,i:  46,216,693 msg/sec
             OptimistAtomicQueue, 6,s:  42,204,267 msg/sec
             OptimistAtomicQueue, 6,i:  50,380,574 msg/sec
             OptimistAtomicQueue, 7,s:  44,207,488 msg/sec
             OptimistAtomicQueue, 7,i:  52,803,938 msg/sec
             OptimistAtomicQueue, 8,s:  46,323,796 msg/sec
             OptimistAtomicQueue, 8,i:  49,397,270 msg/sec
            OptimistAtomicQueueB, 1,s: 146,767,920 msg/sec
            OptimistAtomicQueueB, 1,i:  79,897,604 msg/sec
            OptimistAtomicQueueB, 2,s:  32,358,502 msg/sec
            OptimistAtomicQueueB, 2,i:  32,347,448 msg/sec
            OptimistAtomicQueueB, 3,s:  36,300,727 msg/sec
            OptimistAtomicQueueB, 3,i:  36,836,389 msg/sec
            OptimistAtomicQueueB, 4,s:  38,573,863 msg/sec
            OptimistAtomicQueueB, 4,i:  38,704,351 msg/sec
            OptimistAtomicQueueB, 5,s:  40,526,889 msg/sec
            OptimistAtomicQueueB, 5,i:  45,371,003 msg/sec
            OptimistAtomicQueueB, 6,s:  40,519,214 msg/sec
            OptimistAtomicQueueB, 6,i:  49,007,192 msg/sec
            OptimistAtomicQueueB, 7,s:  41,761,248 msg/sec
            OptimistAtomicQueueB, 7,i:  51,554,291 msg/sec
            OptimistAtomicQueueB, 8,s:  44,246,085 msg/sec
            OptimistAtomicQueueB, 8,i:  48,074,528 msg/sec
                    AtomicQueue2, 1,s:  22,849,568 msg/sec
                    AtomicQueue2, 1,i:  22,829,656 msg/sec
                    AtomicQueue2, 2,s:  11,857,206 msg/sec
                    AtomicQueue2, 2,i:  11,414,767 msg/sec
                    AtomicQueue2, 3,s:   9,388,943 msg/sec
                    AtomicQueue2, 3,i:   9,454,269 msg/sec
                    AtomicQueue2, 4,s:   8,097,945 msg/sec
                    AtomicQueue2, 4,i:   8,062,752 msg/sec
                    AtomicQueue2, 5,s:   7,940,339 msg/sec
                    AtomicQueue2, 5,i:   8,025,982 msg/sec
                    AtomicQueue2, 6,s:   7,839,307 msg/sec
                    AtomicQueue2, 6,i:   7,527,512 msg/sec
                    AtomicQueue2, 7,s:   7,079,461 msg/sec
                    AtomicQueue2, 7,i:   7,887,578 msg/sec
                    AtomicQueue2, 8,s:   6,389,812 msg/sec
                    AtomicQueue2, 8,i:   7,227,253 msg/sec
                   AtomicQueueB2, 1,s:  36,274,849 msg/sec
                   AtomicQueueB2, 1,i:  36,079,751 msg/sec
                   AtomicQueueB2, 2,s:  11,431,212 msg/sec
                   AtomicQueueB2, 2,i:  11,113,464 msg/sec
                   AtomicQueueB2, 3,s:   9,710,153 msg/sec
                   AtomicQueueB2, 3,i:   9,591,402 msg/sec
                   AtomicQueueB2, 4,s:   7,959,266 msg/sec
                   AtomicQueueB2, 4,i:   7,737,410 msg/sec
                   AtomicQueueB2, 5,s:   7,516,288 msg/sec
                   AtomicQueueB2, 5,i:   7,721,166 msg/sec
                   AtomicQueueB2, 6,s:   7,274,180 msg/sec
                   AtomicQueueB2, 6,i:   7,420,673 msg/sec
                   AtomicQueueB2, 7,s:   6,799,314 msg/sec
                   AtomicQueueB2, 7,i:   7,713,495 msg/sec
                   AtomicQueueB2, 8,s:   6,268,403 msg/sec
                   AtomicQueueB2, 8,i:   7,080,721 msg/sec
            OptimistAtomicQueue2, 1,s: 550,421,953 msg/sec
            OptimistAtomicQueue2, 1,i:  29,560,331 msg/sec
            OptimistAtomicQueue2, 2,s:  22,768,841 msg/sec
            OptimistAtomicQueue2, 2,i:  25,834,696 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,824 msg/sec
            OptimistAtomicQueue2, 3,i:  29,900,513 msg/sec
            OptimistAtomicQueue2, 4,s:  33,238,583 msg/sec
            OptimistAtomicQueue2, 4,i:  33,078,722 msg/sec
            OptimistAtomicQueue2, 5,s:  36,973,423 msg/sec
            OptimistAtomicQueue2, 5,i:  41,271,837 msg/sec
            OptimistAtomicQueue2, 6,s:  40,482,303 msg/sec
            OptimistAtomicQueue2, 6,i:  49,369,366 msg/sec
            OptimistAtomicQueue2, 7,s:  42,648,916 msg/sec
            OptimistAtomicQueue2, 7,i:  51,598,888 msg/sec
            OptimistAtomicQueue2, 8,s:  43,889,467 msg/sec
            OptimistAtomicQueue2, 8,i:  48,655,187 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,387,735 msg/sec
           OptimistAtomicQueueB2, 1,i:  62,299,469 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,773,644 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,772,866 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,799,051 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,028,015 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,374,181 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,964,150 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,562,643 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,662,161 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,270,676 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,437,498 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,861,645 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,436,520 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,303,921 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,228,363 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000297 sec/round-trip
                      std::mutex: 0.000000434 sec/round-trip
                 tbb::spin_mutex: 0.000000286 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000184 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[70] 388m:59s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,598,321 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,334,932 msg/sec
          boost::lockfree::queue, 1,s:   6,874,825 msg/sec
          boost::lockfree::queue, 1,i:   6,940,535 msg/sec
          boost::lockfree::queue, 2,s:   7,615,191 msg/sec
          boost::lockfree::queue, 2,i:   7,502,165 msg/sec
          boost::lockfree::queue, 3,s:   7,402,396 msg/sec
          boost::lockfree::queue, 3,i:   7,564,879 msg/sec
          boost::lockfree::queue, 4,s:   6,422,432 msg/sec
          boost::lockfree::queue, 4,i:   6,719,483 msg/sec
          boost::lockfree::queue, 5,s:   6,506,606 msg/sec
          boost::lockfree::queue, 5,i:   6,460,084 msg/sec
          boost::lockfree::queue, 6,s:   5,968,628 msg/sec
          boost::lockfree::queue, 6,i:   6,082,344 msg/sec
          boost::lockfree::queue, 7,s:   5,911,259 msg/sec
          boost::lockfree::queue, 7,i:   6,026,381 msg/sec
          boost::lockfree::queue, 8,s:   5,445,382 msg/sec
          boost::lockfree::queue, 8,i:   5,590,969 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 143,447,711 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 126,243,028 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,416,926 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,714,256 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,263,647 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,998,872 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  40,114,284 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,653,392 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,224,687 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,438,135 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,374,931 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,037,618 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,351,736 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,001,279 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,156,225 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,154,964 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,221,069 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,078,031 msg/sec
                pthread_spinlock, 1,s:  29,098,022 msg/sec
                pthread_spinlock, 1,i:  25,451,431 msg/sec
                pthread_spinlock, 2,s:  16,064,014 msg/sec
                pthread_spinlock, 2,i:  16,951,085 msg/sec
                pthread_spinlock, 3,s:   8,393,773 msg/sec
                pthread_spinlock, 3,i:  12,104,865 msg/sec
                pthread_spinlock, 4,s:   6,489,487 msg/sec
                pthread_spinlock, 4,i:   8,848,699 msg/sec
                pthread_spinlock, 5,s:   8,634,992 msg/sec
                pthread_spinlock, 5,i:   9,537,996 msg/sec
                pthread_spinlock, 6,s:   8,301,299 msg/sec
                pthread_spinlock, 6,i:   8,468,882 msg/sec
                pthread_spinlock, 7,s:   7,583,937 msg/sec
                pthread_spinlock, 7,i:   7,685,101 msg/sec
                pthread_spinlock, 8,s:   6,665,419 msg/sec
                pthread_spinlock, 8,i:   7,056,736 msg/sec
                      std::mutex, 1,s:   5,488,036 msg/sec
                      std::mutex, 1,i:   7,044,840 msg/sec
                      std::mutex, 2,s:   5,556,117 msg/sec
                      std::mutex, 2,i:   5,217,527 msg/sec
                      std::mutex, 3,s:   4,918,806 msg/sec
                      std::mutex, 3,i:   4,877,172 msg/sec
                      std::mutex, 4,s:   5,353,888 msg/sec
                      std::mutex, 4,i:   6,236,090 msg/sec
                      std::mutex, 5,s:   5,966,421 msg/sec
                      std::mutex, 5,i:   5,953,680 msg/sec
                      std::mutex, 6,s:   5,874,849 msg/sec
                      std::mutex, 6,i:   5,851,231 msg/sec
                      std::mutex, 7,s:   5,759,183 msg/sec
                      std::mutex, 7,i:   5,793,752 msg/sec
                      std::mutex, 8,s:   5,661,448 msg/sec
                      std::mutex, 8,i:   5,658,997 msg/sec
                 tbb::spin_mutex, 1,s:  37,744,607 msg/sec
                 tbb::spin_mutex, 1,i:  37,166,750 msg/sec
                 tbb::spin_mutex, 2,s:  21,319,607 msg/sec
                 tbb::spin_mutex, 2,i:  18,538,654 msg/sec
                 tbb::spin_mutex, 3,s:   7,388,040 msg/sec
                 tbb::spin_mutex, 3,i:  10,367,051 msg/sec
                 tbb::spin_mutex, 4,s:   3,140,744 msg/sec
                 tbb::spin_mutex, 4,i:   6,321,221 msg/sec
                 tbb::spin_mutex, 5,s:   5,369,223 msg/sec
                 tbb::spin_mutex, 5,i:   5,894,037 msg/sec
                 tbb::spin_mutex, 6,s:   5,068,591 msg/sec
                 tbb::spin_mutex, 6,i:   4,365,417 msg/sec
                 tbb::spin_mutex, 7,s:   4,836,436 msg/sec
                 tbb::spin_mutex, 7,i:   4,297,850 msg/sec
                 tbb::spin_mutex, 8,s:   4,224,436 msg/sec
                 tbb::spin_mutex, 8,i:   4,070,385 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,940,724 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,588,036 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,583,676 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,040,129 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,992,518 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,578,487 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,287,484 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,190,613 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,578,008 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,185,927 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,040,989 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,421,958 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,996,884 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,616,859 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,057,590 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,688,339 msg/sec
     xenium::michael_scott_queue, 1,s:   9,233,550 msg/sec
     xenium::michael_scott_queue, 1,i:   9,224,702 msg/sec
     xenium::michael_scott_queue, 2,s:   8,464,349 msg/sec
     xenium::michael_scott_queue, 2,i:   8,453,644 msg/sec
     xenium::michael_scott_queue, 3,s:   7,159,920 msg/sec
     xenium::michael_scott_queue, 3,i:   7,561,354 msg/sec
     xenium::michael_scott_queue, 4,s:   6,275,605 msg/sec
     xenium::michael_scott_queue, 4,i:   6,306,143 msg/sec
     xenium::michael_scott_queue, 5,s:   6,306,657 msg/sec
     xenium::michael_scott_queue, 5,i:   6,730,058 msg/sec
     xenium::michael_scott_queue, 6,s:   6,542,193 msg/sec
     xenium::michael_scott_queue, 6,i:   6,692,497 msg/sec
     xenium::michael_scott_queue, 7,s:   6,312,349 msg/sec
     xenium::michael_scott_queue, 7,i:   6,483,407 msg/sec
     xenium::michael_scott_queue, 8,s:   6,012,061 msg/sec
     xenium::michael_scott_queue, 8,i:   6,217,678 msg/sec
         xenium::ramalhete_queue, 1,s:  31,514,503 msg/sec
         xenium::ramalhete_queue, 1,i:  32,573,026 msg/sec
         xenium::ramalhete_queue, 2,s:  23,600,404 msg/sec
         xenium::ramalhete_queue, 2,i:  23,381,630 msg/sec
         xenium::ramalhete_queue, 3,s:  29,196,153 msg/sec
         xenium::ramalhete_queue, 3,i:  28,534,115 msg/sec
         xenium::ramalhete_queue, 4,s:  33,833,933 msg/sec
         xenium::ramalhete_queue, 4,i:  33,473,129 msg/sec
         xenium::ramalhete_queue, 5,s:  32,462,640 msg/sec
         xenium::ramalhete_queue, 5,i:  35,882,284 msg/sec
         xenium::ramalhete_queue, 6,s:  34,014,228 msg/sec
         xenium::ramalhete_queue, 6,i:  39,377,849 msg/sec
         xenium::ramalhete_queue, 7,s:  35,286,892 msg/sec
         xenium::ramalhete_queue, 7,i:  41,019,223 msg/sec
         xenium::ramalhete_queue, 8,s:  35,472,261 msg/sec
         xenium::ramalhete_queue, 8,i:  43,692,846 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,131,635 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,871,272 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,684,921 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,626,147 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,737,995 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,928,143 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,390,379 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,306,468 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,022,311 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,374,859 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,845,667 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,317,342 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,220,259 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,035,670 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,437,934 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,336,426 msg/sec
                     AtomicQueue, 1,s:  61,277,436 msg/sec
                     AtomicQueue, 1,i:  56,904,501 msg/sec
                     AtomicQueue, 2,s:  12,219,183 msg/sec
                     AtomicQueue, 2,i:  11,745,501 msg/sec
                     AtomicQueue, 3,s:  10,752,955 msg/sec
                     AtomicQueue, 3,i:  10,003,892 msg/sec
                     AtomicQueue, 4,s:   8,203,377 msg/sec
                     AtomicQueue, 4,i:   8,208,486 msg/sec
                     AtomicQueue, 5,s:   8,035,550 msg/sec
                     AtomicQueue, 5,i:   8,123,461 msg/sec
                     AtomicQueue, 6,s:   7,897,891 msg/sec
                     AtomicQueue, 6,i:   7,605,813 msg/sec
                     AtomicQueue, 7,s:   7,191,569 msg/sec
                     AtomicQueue, 7,i:   7,964,928 msg/sec
                     AtomicQueue, 8,s:   6,354,586 msg/sec
                     AtomicQueue, 8,i:   7,435,147 msg/sec
                    AtomicQueueB, 1,s:  43,864,275 msg/sec
                    AtomicQueueB, 1,i:  43,819,127 msg/sec
                    AtomicQueueB, 2,s:  11,769,391 msg/sec
                    AtomicQueueB, 2,i:  11,431,206 msg/sec
                    AtomicQueueB, 3,s:  10,996,489 msg/sec
                    AtomicQueueB, 3,i:  10,302,719 msg/sec
                    AtomicQueueB, 4,s:   8,073,016 msg/sec
                    AtomicQueueB, 4,i:   8,029,487 msg/sec
                    AtomicQueueB, 5,s:   7,672,292 msg/sec
                    AtomicQueueB, 5,i:   7,770,151 msg/sec
                    AtomicQueueB, 6,s:   7,421,688 msg/sec
                    AtomicQueueB, 6,i:   7,564,199 msg/sec
                    AtomicQueueB, 7,s:   6,912,322 msg/sec
                    AtomicQueueB, 7,i:   7,734,696 msg/sec
                    AtomicQueueB, 8,s:   6,299,970 msg/sec
                    AtomicQueueB, 8,i:   7,099,335 msg/sec
             OptimistAtomicQueue, 1,s: 765,730,790 msg/sec
             OptimistAtomicQueue, 1,i: 588,262,458 msg/sec
             OptimistAtomicQueue, 2,s:  32,624,364 msg/sec
             OptimistAtomicQueue, 2,i:  32,730,202 msg/sec
             OptimistAtomicQueue, 3,s:  36,670,250 msg/sec
             OptimistAtomicQueue, 3,i:  37,394,381 msg/sec
             OptimistAtomicQueue, 4,s:  39,261,038 msg/sec
             OptimistAtomicQueue, 4,i:  39,401,497 msg/sec
             OptimistAtomicQueue, 5,s:  39,735,054 msg/sec
             OptimistAtomicQueue, 5,i:  46,333,757 msg/sec
             OptimistAtomicQueue, 6,s:  42,778,948 msg/sec
             OptimistAtomicQueue, 6,i:  50,504,852 msg/sec
             OptimistAtomicQueue, 7,s:  45,199,374 msg/sec
             OptimistAtomicQueue, 7,i:  49,274,314 msg/sec
             OptimistAtomicQueue, 8,s:  46,567,346 msg/sec
             OptimistAtomicQueue, 8,i:  49,453,938 msg/sec
            OptimistAtomicQueueB, 1,s: 120,228,936 msg/sec
            OptimistAtomicQueueB, 1,i:  75,919,842 msg/sec
            OptimistAtomicQueueB, 2,s:  31,691,732 msg/sec
            OptimistAtomicQueueB, 2,i:  32,400,345 msg/sec
            OptimistAtomicQueueB, 3,s:  36,286,594 msg/sec
            OptimistAtomicQueueB, 3,i:  36,994,277 msg/sec
            OptimistAtomicQueueB, 4,s:  38,639,905 msg/sec
            OptimistAtomicQueueB, 4,i:  38,671,625 msg/sec
            OptimistAtomicQueueB, 5,s:  40,789,720 msg/sec
            OptimistAtomicQueueB, 5,i:  45,557,257 msg/sec
            OptimistAtomicQueueB, 6,s:  41,181,761 msg/sec
            OptimistAtomicQueueB, 6,i:  49,229,410 msg/sec
            OptimistAtomicQueueB, 7,s:  42,040,909 msg/sec
            OptimistAtomicQueueB, 7,i:  51,198,653 msg/sec
            OptimistAtomicQueueB, 8,s:  44,544,834 msg/sec
            OptimistAtomicQueueB, 8,i:  48,867,664 msg/sec
                    AtomicQueue2, 1,s:  22,924,426 msg/sec
                    AtomicQueue2, 1,i:  22,923,216 msg/sec
                    AtomicQueue2, 2,s:  11,785,730 msg/sec
                    AtomicQueue2, 2,i:  11,387,105 msg/sec
                    AtomicQueue2, 3,s:   9,463,151 msg/sec
                    AtomicQueue2, 3,i:   9,345,378 msg/sec
                    AtomicQueue2, 4,s:   8,095,725 msg/sec
                    AtomicQueue2, 4,i:   8,113,757 msg/sec
                    AtomicQueue2, 5,s:   7,917,004 msg/sec
                    AtomicQueue2, 5,i:   8,036,537 msg/sec
                    AtomicQueue2, 6,s:   7,755,906 msg/sec
                    AtomicQueue2, 6,i:   7,526,288 msg/sec
                    AtomicQueue2, 7,s:   7,181,160 msg/sec
                    AtomicQueue2, 7,i:   7,882,262 msg/sec
                    AtomicQueue2, 8,s:   6,396,269 msg/sec
                    AtomicQueue2, 8,i:   7,343,041 msg/sec
                   AtomicQueueB2, 1,s:  35,967,023 msg/sec
                   AtomicQueueB2, 1,i:  32,626,704 msg/sec
                   AtomicQueueB2, 2,s:  11,413,629 msg/sec
                   AtomicQueueB2, 2,i:  11,158,379 msg/sec
                   AtomicQueueB2, 3,s:   9,621,322 msg/sec
                   AtomicQueueB2, 3,i:   9,558,013 msg/sec
                   AtomicQueueB2, 4,s:   7,938,306 msg/sec
                   AtomicQueueB2, 4,i:   7,920,994 msg/sec
                   AtomicQueueB2, 5,s:   7,464,846 msg/sec
                   AtomicQueueB2, 5,i:   7,665,640 msg/sec
                   AtomicQueueB2, 6,s:   7,151,226 msg/sec
                   AtomicQueueB2, 6,i:   7,471,159 msg/sec
                   AtomicQueueB2, 7,s:   6,825,613 msg/sec
                   AtomicQueueB2, 7,i:   7,710,671 msg/sec
                   AtomicQueueB2, 8,s:   6,316,745 msg/sec
                   AtomicQueueB2, 8,i:   7,103,166 msg/sec
            OptimistAtomicQueue2, 1,s: 461,394,648 msg/sec
            OptimistAtomicQueue2, 1,i: 416,947,628 msg/sec
            OptimistAtomicQueue2, 2,s:  27,193,612 msg/sec
            OptimistAtomicQueue2, 2,i:  24,013,768 msg/sec
            OptimistAtomicQueue2, 3,s:  30,311,423 msg/sec
            OptimistAtomicQueue2, 3,i:  29,740,797 msg/sec
            OptimistAtomicQueue2, 4,s:  35,510,130 msg/sec
            OptimistAtomicQueue2, 4,i:  33,137,822 msg/sec
            OptimistAtomicQueue2, 5,s:  36,852,898 msg/sec
            OptimistAtomicQueue2, 5,i:  40,537,005 msg/sec
            OptimistAtomicQueue2, 6,s:  40,289,986 msg/sec
            OptimistAtomicQueue2, 6,i:  49,189,658 msg/sec
            OptimistAtomicQueue2, 7,s:  43,307,902 msg/sec
            OptimistAtomicQueue2, 7,i:  47,907,954 msg/sec
            OptimistAtomicQueue2, 8,s:  43,947,981 msg/sec
            OptimistAtomicQueue2, 8,i:  48,351,627 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,667,796 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,868,478 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,593,761 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,204,751 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,090,526 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,140,166 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,785,711 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,788,219 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,531,953 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,524,429 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,815,502 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,290,297 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,147,696 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,165,972 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,319,552 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,156,513 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000160 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[71] 387m:40s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,832,665 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,306,144 msg/sec
          boost::lockfree::queue, 1,s:   8,023,971 msg/sec
          boost::lockfree::queue, 1,i:   7,704,838 msg/sec
          boost::lockfree::queue, 2,s:   7,559,386 msg/sec
          boost::lockfree::queue, 2,i:   7,523,257 msg/sec
          boost::lockfree::queue, 3,s:   7,356,386 msg/sec
          boost::lockfree::queue, 3,i:   7,553,530 msg/sec
          boost::lockfree::queue, 4,s:   6,422,675 msg/sec
          boost::lockfree::queue, 4,i:   6,738,047 msg/sec
          boost::lockfree::queue, 5,s:   6,395,259 msg/sec
          boost::lockfree::queue, 5,i:   6,521,345 msg/sec
          boost::lockfree::queue, 6,s:   5,978,001 msg/sec
          boost::lockfree::queue, 6,i:   6,127,687 msg/sec
          boost::lockfree::queue, 7,s:   5,900,267 msg/sec
          boost::lockfree::queue, 7,i:   6,018,768 msg/sec
          boost::lockfree::queue, 8,s:   5,355,775 msg/sec
          boost::lockfree::queue, 8,i:   5,578,002 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 538,733,018 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 512,773,377 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,931,770 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,869,948 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,747,422 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,840,271 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,769,912 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,079,129 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,048,982 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  45,476,352 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,520,370 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,260,426 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  45,933,918 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,431,493 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,981,419 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,686,551 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  31,732,485 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,847,725 msg/sec
                pthread_spinlock, 1,s:  28,869,842 msg/sec
                pthread_spinlock, 1,i:  25,256,780 msg/sec
                pthread_spinlock, 2,s:  15,739,952 msg/sec
                pthread_spinlock, 2,i:  17,117,083 msg/sec
                pthread_spinlock, 3,s:   8,314,235 msg/sec
                pthread_spinlock, 3,i:  12,010,348 msg/sec
                pthread_spinlock, 4,s:   6,480,355 msg/sec
                pthread_spinlock, 4,i:   9,087,427 msg/sec
                pthread_spinlock, 5,s:   8,646,917 msg/sec
                pthread_spinlock, 5,i:   9,243,571 msg/sec
                pthread_spinlock, 6,s:   8,538,329 msg/sec
                pthread_spinlock, 6,i:   8,734,810 msg/sec
                pthread_spinlock, 7,s:   7,889,348 msg/sec
                pthread_spinlock, 7,i:   7,850,186 msg/sec
                pthread_spinlock, 8,s:   6,759,255 msg/sec
                pthread_spinlock, 8,i:   6,841,479 msg/sec
                      std::mutex, 1,s:   7,329,519 msg/sec
                      std::mutex, 1,i:   7,498,136 msg/sec
                      std::mutex, 2,s:   5,396,198 msg/sec
                      std::mutex, 2,i:   6,143,216 msg/sec
                      std::mutex, 3,s:   5,912,701 msg/sec
                      std::mutex, 3,i:   6,091,140 msg/sec
                      std::mutex, 4,s:   6,043,821 msg/sec
                      std::mutex, 4,i:   6,240,974 msg/sec
                      std::mutex, 5,s:   5,890,883 msg/sec
                      std::mutex, 5,i:   5,956,212 msg/sec
                      std::mutex, 6,s:   5,778,317 msg/sec
                      std::mutex, 6,i:   5,841,902 msg/sec
                      std::mutex, 7,s:   5,738,645 msg/sec
                      std::mutex, 7,i:   5,749,183 msg/sec
                      std::mutex, 8,s:   5,630,057 msg/sec
                      std::mutex, 8,i:   5,652,785 msg/sec
                 tbb::spin_mutex, 1,s:  37,658,848 msg/sec
                 tbb::spin_mutex, 1,i:  33,248,807 msg/sec
                 tbb::spin_mutex, 2,s:  21,159,313 msg/sec
                 tbb::spin_mutex, 2,i:  18,369,145 msg/sec
                 tbb::spin_mutex, 3,s:   8,860,057 msg/sec
                 tbb::spin_mutex, 3,i:  10,224,559 msg/sec
                 tbb::spin_mutex, 4,s:   3,319,188 msg/sec
                 tbb::spin_mutex, 4,i:   6,260,993 msg/sec
                 tbb::spin_mutex, 5,s:   5,263,507 msg/sec
                 tbb::spin_mutex, 5,i:   5,792,440 msg/sec
                 tbb::spin_mutex, 6,s:   5,382,397 msg/sec
                 tbb::spin_mutex, 6,i:   4,382,616 msg/sec
                 tbb::spin_mutex, 7,s:   4,894,463 msg/sec
                 tbb::spin_mutex, 7,i:   4,362,950 msg/sec
                 tbb::spin_mutex, 8,s:   4,256,755 msg/sec
                 tbb::spin_mutex, 8,i:   4,164,890 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,771,274 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,811,834 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,122,026 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,007,902 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,184,410 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,299,822 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,012,523 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,203,644 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,613,771 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,349,923 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,637,616 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,730,535 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,567,893 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,096,425 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,738,507 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,906,437 msg/sec
     xenium::michael_scott_queue, 1,s:   9,330,946 msg/sec
     xenium::michael_scott_queue, 1,i:   9,281,272 msg/sec
     xenium::michael_scott_queue, 2,s:   8,647,944 msg/sec
     xenium::michael_scott_queue, 2,i:   8,591,515 msg/sec
     xenium::michael_scott_queue, 3,s:   7,301,556 msg/sec
     xenium::michael_scott_queue, 3,i:   7,515,225 msg/sec
     xenium::michael_scott_queue, 4,s:   6,265,249 msg/sec
     xenium::michael_scott_queue, 4,i:   6,294,233 msg/sec
     xenium::michael_scott_queue, 5,s:   6,282,495 msg/sec
     xenium::michael_scott_queue, 5,i:   6,781,875 msg/sec
     xenium::michael_scott_queue, 6,s:   6,440,852 msg/sec
     xenium::michael_scott_queue, 6,i:   6,681,307 msg/sec
     xenium::michael_scott_queue, 7,s:   6,301,651 msg/sec
     xenium::michael_scott_queue, 7,i:   6,435,914 msg/sec
     xenium::michael_scott_queue, 8,s:   5,992,312 msg/sec
     xenium::michael_scott_queue, 8,i:   6,162,963 msg/sec
         xenium::ramalhete_queue, 1,s:  32,475,923 msg/sec
         xenium::ramalhete_queue, 1,i:  32,746,368 msg/sec
         xenium::ramalhete_queue, 2,s:  23,559,616 msg/sec
         xenium::ramalhete_queue, 2,i:  23,338,712 msg/sec
         xenium::ramalhete_queue, 3,s:  29,151,440 msg/sec
         xenium::ramalhete_queue, 3,i:  28,513,789 msg/sec
         xenium::ramalhete_queue, 4,s:  33,845,095 msg/sec
         xenium::ramalhete_queue, 4,i:  33,516,363 msg/sec
         xenium::ramalhete_queue, 5,s:  32,292,818 msg/sec
         xenium::ramalhete_queue, 5,i:  35,991,189 msg/sec
         xenium::ramalhete_queue, 6,s:  33,966,070 msg/sec
         xenium::ramalhete_queue, 6,i:  39,789,970 msg/sec
         xenium::ramalhete_queue, 7,s:  35,184,765 msg/sec
         xenium::ramalhete_queue, 7,i:  41,499,802 msg/sec
         xenium::ramalhete_queue, 8,s:  35,589,207 msg/sec
         xenium::ramalhete_queue, 8,i:  44,064,446 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,400,125 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,820,285 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,313,771 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,892,733 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,690,925 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,561,041 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,641,860 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,022,529 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,935,107 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,227,579 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,267,427 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,362,539 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,250,874 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,333,428 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,400,097 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,514,813 msg/sec
                     AtomicQueue, 1,s:  74,705,662 msg/sec
                     AtomicQueue, 1,i:  56,443,091 msg/sec
                     AtomicQueue, 2,s:  12,237,385 msg/sec
                     AtomicQueue, 2,i:  11,751,531 msg/sec
                     AtomicQueue, 3,s:  10,770,929 msg/sec
                     AtomicQueue, 3,i:   9,922,709 msg/sec
                     AtomicQueue, 4,s:   8,188,112 msg/sec
                     AtomicQueue, 4,i:   8,194,062 msg/sec
                     AtomicQueue, 5,s:   8,029,746 msg/sec
                     AtomicQueue, 5,i:   8,100,616 msg/sec
                     AtomicQueue, 6,s:   7,730,050 msg/sec
                     AtomicQueue, 6,i:   7,616,129 msg/sec
                     AtomicQueue, 7,s:   7,153,473 msg/sec
                     AtomicQueue, 7,i:   7,950,273 msg/sec
                     AtomicQueue, 8,s:   6,322,982 msg/sec
                     AtomicQueue, 8,i:   7,466,781 msg/sec
                    AtomicQueueB, 1,s:  44,087,443 msg/sec
                    AtomicQueueB, 1,i:  43,173,528 msg/sec
                    AtomicQueueB, 2,s:  11,789,545 msg/sec
                    AtomicQueueB, 2,i:  11,501,992 msg/sec
                    AtomicQueueB, 3,s:  11,095,788 msg/sec
                    AtomicQueueB, 3,i:  10,166,511 msg/sec
                    AtomicQueueB, 4,s:   8,076,112 msg/sec
                    AtomicQueueB, 4,i:   8,026,123 msg/sec
                    AtomicQueueB, 5,s:   7,679,097 msg/sec
                    AtomicQueueB, 5,i:   7,798,657 msg/sec
                    AtomicQueueB, 6,s:   7,430,883 msg/sec
                    AtomicQueueB, 6,i:   7,510,983 msg/sec
                    AtomicQueueB, 7,s:   6,902,845 msg/sec
                    AtomicQueueB, 7,i:   7,755,874 msg/sec
                    AtomicQueueB, 8,s:   6,237,812 msg/sec
                    AtomicQueueB, 8,i:   7,154,918 msg/sec
             OptimistAtomicQueue, 1,s: 770,383,974 msg/sec
             OptimistAtomicQueue, 1,i: 590,123,167 msg/sec
             OptimistAtomicQueue, 2,s:  32,655,500 msg/sec
             OptimistAtomicQueue, 2,i:  32,680,460 msg/sec
             OptimistAtomicQueue, 3,s:  36,636,947 msg/sec
             OptimistAtomicQueue, 3,i:  37,375,677 msg/sec
             OptimistAtomicQueue, 4,s:  39,265,094 msg/sec
             OptimistAtomicQueue, 4,i:  39,363,036 msg/sec
             OptimistAtomicQueue, 5,s:  42,424,308 msg/sec
             OptimistAtomicQueue, 5,i:  46,282,980 msg/sec
             OptimistAtomicQueue, 6,s:  42,467,622 msg/sec
             OptimistAtomicQueue, 6,i:  50,400,443 msg/sec
             OptimistAtomicQueue, 7,s:  45,036,475 msg/sec
             OptimistAtomicQueue, 7,i:  52,967,539 msg/sec
             OptimistAtomicQueue, 8,s:  46,314,466 msg/sec
             OptimistAtomicQueue, 8,i:  49,411,057 msg/sec
            OptimistAtomicQueueB, 1,s: 190,468,281 msg/sec
            OptimistAtomicQueueB, 1,i:  77,578,864 msg/sec
            OptimistAtomicQueueB, 2,s:  32,397,168 msg/sec
            OptimistAtomicQueueB, 2,i:  32,132,596 msg/sec
            OptimistAtomicQueueB, 3,s:  36,219,789 msg/sec
            OptimistAtomicQueueB, 3,i:  36,785,683 msg/sec
            OptimistAtomicQueueB, 4,s:  38,669,895 msg/sec
            OptimistAtomicQueueB, 4,i:  38,565,818 msg/sec
            OptimistAtomicQueueB, 5,s:  40,314,270 msg/sec
            OptimistAtomicQueueB, 5,i:  45,350,956 msg/sec
            OptimistAtomicQueueB, 6,s:  40,386,564 msg/sec
            OptimistAtomicQueueB, 6,i:  48,584,338 msg/sec
            OptimistAtomicQueueB, 7,s:  41,728,740 msg/sec
            OptimistAtomicQueueB, 7,i:  48,196,929 msg/sec
            OptimistAtomicQueueB, 8,s:  44,267,086 msg/sec
            OptimistAtomicQueueB, 8,i:  48,004,403 msg/sec
                    AtomicQueue2, 1,s:  23,050,016 msg/sec
                    AtomicQueue2, 1,i:  23,137,844 msg/sec
                    AtomicQueue2, 2,s:  11,839,676 msg/sec
                    AtomicQueue2, 2,i:  11,422,073 msg/sec
                    AtomicQueue2, 3,s:   9,743,352 msg/sec
                    AtomicQueue2, 3,i:   9,515,029 msg/sec
                    AtomicQueue2, 4,s:   8,013,337 msg/sec
                    AtomicQueue2, 4,i:   8,025,335 msg/sec
                    AtomicQueue2, 5,s:   7,936,443 msg/sec
                    AtomicQueue2, 5,i:   7,944,610 msg/sec
                    AtomicQueue2, 6,s:   7,767,883 msg/sec
                    AtomicQueue2, 6,i:   7,531,665 msg/sec
                    AtomicQueue2, 7,s:   7,147,050 msg/sec
                    AtomicQueue2, 7,i:   7,872,649 msg/sec
                    AtomicQueue2, 8,s:   6,378,133 msg/sec
                    AtomicQueue2, 8,i:   7,348,084 msg/sec
                   AtomicQueueB2, 1,s:  36,023,152 msg/sec
                   AtomicQueueB2, 1,i:  32,618,808 msg/sec
                   AtomicQueueB2, 2,s:  11,496,355 msg/sec
                   AtomicQueueB2, 2,i:  11,104,171 msg/sec
                   AtomicQueueB2, 3,s:   9,675,216 msg/sec
                   AtomicQueueB2, 3,i:   9,624,753 msg/sec
                   AtomicQueueB2, 4,s:   7,909,405 msg/sec
                   AtomicQueueB2, 4,i:   7,831,793 msg/sec
                   AtomicQueueB2, 5,s:   7,560,364 msg/sec
                   AtomicQueueB2, 5,i:   7,686,583 msg/sec
                   AtomicQueueB2, 6,s:   7,300,709 msg/sec
                   AtomicQueueB2, 6,i:   7,427,381 msg/sec
                   AtomicQueueB2, 7,s:   6,884,517 msg/sec
                   AtomicQueueB2, 7,i:   7,694,533 msg/sec
                   AtomicQueueB2, 8,s:   6,338,894 msg/sec
                   AtomicQueueB2, 8,i:   6,956,687 msg/sec
            OptimistAtomicQueue2, 1,s: 307,351,313 msg/sec
            OptimistAtomicQueue2, 1,i: 289,826,236 msg/sec
            OptimistAtomicQueue2, 2,s:  26,230,898 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,298 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,184 msg/sec
            OptimistAtomicQueue2, 3,i:  29,998,621 msg/sec
            OptimistAtomicQueue2, 4,s:  33,168,290 msg/sec
            OptimistAtomicQueue2, 4,i:  33,297,329 msg/sec
            OptimistAtomicQueue2, 5,s:  37,216,270 msg/sec
            OptimistAtomicQueue2, 5,i:  41,154,033 msg/sec
            OptimistAtomicQueue2, 6,s:  40,233,530 msg/sec
            OptimistAtomicQueue2, 6,i:  49,274,282 msg/sec
            OptimistAtomicQueue2, 7,s:  42,731,555 msg/sec
            OptimistAtomicQueue2, 7,i:  48,094,964 msg/sec
            OptimistAtomicQueue2, 8,s:  43,818,508 msg/sec
            OptimistAtomicQueue2, 8,i:  48,611,804 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,295,756 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,874,883 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,939,322 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,207,989 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,740,095 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,155,278 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,871,425 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,789,656 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,250,065 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,004,812 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,245,388 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,313,465 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,341,666 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,360,436 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,148,728 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,273,813 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000111 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000254 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000292 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000196 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000188 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[72] 386m:21s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,108,532 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,652,929 msg/sec
          boost::lockfree::queue, 1,s:   6,849,491 msg/sec
          boost::lockfree::queue, 1,i:   6,870,087 msg/sec
          boost::lockfree::queue, 2,s:   7,628,198 msg/sec
          boost::lockfree::queue, 2,i:   7,499,533 msg/sec
          boost::lockfree::queue, 3,s:   7,351,659 msg/sec
          boost::lockfree::queue, 3,i:   7,575,409 msg/sec
          boost::lockfree::queue, 4,s:   6,425,379 msg/sec
          boost::lockfree::queue, 4,i:   6,773,401 msg/sec
          boost::lockfree::queue, 5,s:   6,513,242 msg/sec
          boost::lockfree::queue, 5,i:   6,447,613 msg/sec
          boost::lockfree::queue, 6,s:   6,011,860 msg/sec
          boost::lockfree::queue, 6,i:   6,098,593 msg/sec
          boost::lockfree::queue, 7,s:   5,928,164 msg/sec
          boost::lockfree::queue, 7,i:   5,840,939 msg/sec
          boost::lockfree::queue, 8,s:   5,503,200 msg/sec
          boost::lockfree::queue, 8,i:   5,629,744 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 136,057,133 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  83,972,817 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,143,975 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  20,805,715 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,935,527 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,711,001 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,283,680 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,748,905 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,416,483 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,102,789 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,385,072 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,674,443 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,675,023 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,629,978 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,101,190 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,162,091 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,230,734 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,515,030 msg/sec
                pthread_spinlock, 1,s:  29,037,561 msg/sec
                pthread_spinlock, 1,i:  25,363,256 msg/sec
                pthread_spinlock, 2,s:  15,528,660 msg/sec
                pthread_spinlock, 2,i:  16,980,715 msg/sec
                pthread_spinlock, 3,s:   8,339,315 msg/sec
                pthread_spinlock, 3,i:  11,953,892 msg/sec
                pthread_spinlock, 4,s:   6,487,337 msg/sec
                pthread_spinlock, 4,i:   9,007,297 msg/sec
                pthread_spinlock, 5,s:   8,663,632 msg/sec
                pthread_spinlock, 5,i:   9,548,593 msg/sec
                pthread_spinlock, 6,s:   8,632,969 msg/sec
                pthread_spinlock, 6,i:   8,946,563 msg/sec
                pthread_spinlock, 7,s:   7,569,691 msg/sec
                pthread_spinlock, 7,i:   8,070,287 msg/sec
                pthread_spinlock, 8,s:   6,706,130 msg/sec
                pthread_spinlock, 8,i:   7,046,996 msg/sec
                      std::mutex, 1,s:   7,172,714 msg/sec
                      std::mutex, 1,i:   7,522,583 msg/sec
                      std::mutex, 2,s:   5,432,898 msg/sec
                      std::mutex, 2,i:   5,644,573 msg/sec
                      std::mutex, 3,s:   5,467,092 msg/sec
                      std::mutex, 3,i:   5,999,691 msg/sec
                      std::mutex, 4,s:   6,303,660 msg/sec
                      std::mutex, 4,i:   6,231,762 msg/sec
                      std::mutex, 5,s:   6,006,377 msg/sec
                      std::mutex, 5,i:   6,101,804 msg/sec
                      std::mutex, 6,s:   5,974,224 msg/sec
                      std::mutex, 6,i:   5,916,670 msg/sec
                      std::mutex, 7,s:   5,854,403 msg/sec
                      std::mutex, 7,i:   5,841,546 msg/sec
                      std::mutex, 8,s:   5,712,536 msg/sec
                      std::mutex, 8,i:   5,691,611 msg/sec
                 tbb::spin_mutex, 1,s:  37,850,465 msg/sec
                 tbb::spin_mutex, 1,i:  33,037,517 msg/sec
                 tbb::spin_mutex, 2,s:  21,190,256 msg/sec
                 tbb::spin_mutex, 2,i:  18,499,141 msg/sec
                 tbb::spin_mutex, 3,s:   8,906,621 msg/sec
                 tbb::spin_mutex, 3,i:  11,133,793 msg/sec
                 tbb::spin_mutex, 4,s:   3,139,342 msg/sec
                 tbb::spin_mutex, 4,i:   6,392,363 msg/sec
                 tbb::spin_mutex, 5,s:   5,327,410 msg/sec
                 tbb::spin_mutex, 5,i:   5,761,186 msg/sec
                 tbb::spin_mutex, 6,s:   5,328,851 msg/sec
                 tbb::spin_mutex, 6,i:   4,329,103 msg/sec
                 tbb::spin_mutex, 7,s:   4,896,688 msg/sec
                 tbb::spin_mutex, 7,i:   4,327,170 msg/sec
                 tbb::spin_mutex, 8,s:   4,264,841 msg/sec
                 tbb::spin_mutex, 8,i:   4,136,329 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,964,720 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,301,469 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,283,043 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,658,337 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,390,878 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,702,980 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,555,114 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,604,215 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,953,527 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,632,708 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,882,562 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,665,922 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,858,434 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,824,214 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,775,481 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,481,756 msg/sec
     xenium::michael_scott_queue, 1,s:   9,357,866 msg/sec
     xenium::michael_scott_queue, 1,i:   9,188,395 msg/sec
     xenium::michael_scott_queue, 2,s:   8,464,820 msg/sec
     xenium::michael_scott_queue, 2,i:   8,517,644 msg/sec
     xenium::michael_scott_queue, 3,s:   7,193,715 msg/sec
     xenium::michael_scott_queue, 3,i:   7,509,716 msg/sec
     xenium::michael_scott_queue, 4,s:   6,393,452 msg/sec
     xenium::michael_scott_queue, 4,i:   6,377,031 msg/sec
     xenium::michael_scott_queue, 5,s:   6,285,517 msg/sec
     xenium::michael_scott_queue, 5,i:   6,726,239 msg/sec
     xenium::michael_scott_queue, 6,s:   6,515,805 msg/sec
     xenium::michael_scott_queue, 6,i:   6,703,455 msg/sec
     xenium::michael_scott_queue, 7,s:   6,284,893 msg/sec
     xenium::michael_scott_queue, 7,i:   6,681,190 msg/sec
     xenium::michael_scott_queue, 8,s:   6,013,643 msg/sec
     xenium::michael_scott_queue, 8,i:   6,173,433 msg/sec
         xenium::ramalhete_queue, 1,s:  31,542,243 msg/sec
         xenium::ramalhete_queue, 1,i:  31,630,035 msg/sec
         xenium::ramalhete_queue, 2,s:  24,320,007 msg/sec
         xenium::ramalhete_queue, 2,i:  23,290,032 msg/sec
         xenium::ramalhete_queue, 3,s:  29,224,866 msg/sec
         xenium::ramalhete_queue, 3,i:  28,460,401 msg/sec
         xenium::ramalhete_queue, 4,s:  33,891,822 msg/sec
         xenium::ramalhete_queue, 4,i:  33,503,868 msg/sec
         xenium::ramalhete_queue, 5,s:  32,182,057 msg/sec
         xenium::ramalhete_queue, 5,i:  36,500,419 msg/sec
         xenium::ramalhete_queue, 6,s:  34,202,812 msg/sec
         xenium::ramalhete_queue, 6,i:  39,714,105 msg/sec
         xenium::ramalhete_queue, 7,s:  35,174,774 msg/sec
         xenium::ramalhete_queue, 7,i:  41,427,066 msg/sec
         xenium::ramalhete_queue, 8,s:  35,663,713 msg/sec
         xenium::ramalhete_queue, 8,i:  43,936,011 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,701,295 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 118,428,246 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,672,899 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,062,978 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,855,142 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,009,448 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,578,059 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,240,574 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,751,769 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,338,583 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,956,341 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,302,473 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,230,339 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,903,076 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,393,021 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,336,760 msg/sec
                     AtomicQueue, 1,s:  63,298,366 msg/sec
                     AtomicQueue, 1,i:  56,865,781 msg/sec
                     AtomicQueue, 2,s:  12,285,476 msg/sec
                     AtomicQueue, 2,i:  11,754,877 msg/sec
                     AtomicQueue, 3,s:  10,734,251 msg/sec
                     AtomicQueue, 3,i:   9,941,956 msg/sec
                     AtomicQueue, 4,s:   8,134,888 msg/sec
                     AtomicQueue, 4,i:   8,211,119 msg/sec
                     AtomicQueue, 5,s:   8,046,157 msg/sec
                     AtomicQueue, 5,i:   8,074,336 msg/sec
                     AtomicQueue, 6,s:   7,898,350 msg/sec
                     AtomicQueue, 6,i:   7,612,271 msg/sec
                     AtomicQueue, 7,s:   7,082,366 msg/sec
                     AtomicQueue, 7,i:   7,981,119 msg/sec
                     AtomicQueue, 8,s:   6,312,843 msg/sec
                     AtomicQueue, 8,i:   7,471,267 msg/sec
                    AtomicQueueB, 1,s:  46,570,807 msg/sec
                    AtomicQueueB, 1,i:  43,644,104 msg/sec
                    AtomicQueueB, 2,s:  11,785,245 msg/sec
                    AtomicQueueB, 2,i:  11,512,763 msg/sec
                    AtomicQueueB, 3,s:  10,926,164 msg/sec
                    AtomicQueueB, 3,i:  10,216,818 msg/sec
                    AtomicQueueB, 4,s:   8,038,203 msg/sec
                    AtomicQueueB, 4,i:   8,023,727 msg/sec
                    AtomicQueueB, 5,s:   7,598,170 msg/sec
                    AtomicQueueB, 5,i:   7,834,991 msg/sec
                    AtomicQueueB, 6,s:   7,360,289 msg/sec
                    AtomicQueueB, 6,i:   7,490,969 msg/sec
                    AtomicQueueB, 7,s:   6,874,671 msg/sec
                    AtomicQueueB, 7,i:   7,703,725 msg/sec
                    AtomicQueueB, 8,s:   6,271,328 msg/sec
                    AtomicQueueB, 8,i:   7,032,593 msg/sec
             OptimistAtomicQueue, 1,s: 691,748,307 msg/sec
             OptimistAtomicQueue, 1,i: 514,241,665 msg/sec
             OptimistAtomicQueue, 2,s:  32,002,483 msg/sec
             OptimistAtomicQueue, 2,i:  31,994,505 msg/sec
             OptimistAtomicQueue, 3,s:  36,616,055 msg/sec
             OptimistAtomicQueue, 3,i:  37,310,164 msg/sec
             OptimistAtomicQueue, 4,s:  39,264,020 msg/sec
             OptimistAtomicQueue, 4,i:  39,370,542 msg/sec
             OptimistAtomicQueue, 5,s:  42,458,003 msg/sec
             OptimistAtomicQueue, 5,i:  46,537,469 msg/sec
             OptimistAtomicQueue, 6,s:  42,711,557 msg/sec
             OptimistAtomicQueue, 6,i:  50,269,842 msg/sec
             OptimistAtomicQueue, 7,s:  44,149,552 msg/sec
             OptimistAtomicQueue, 7,i:  49,338,262 msg/sec
             OptimistAtomicQueue, 8,s:  46,326,593 msg/sec
             OptimistAtomicQueue, 8,i:  49,287,123 msg/sec
            OptimistAtomicQueueB, 1,s:  77,872,078 msg/sec
            OptimistAtomicQueueB, 1,i:  76,590,419 msg/sec
            OptimistAtomicQueueB, 2,s:  32,170,622 msg/sec
            OptimistAtomicQueueB, 2,i:  32,087,647 msg/sec
            OptimistAtomicQueueB, 3,s:  36,247,717 msg/sec
            OptimistAtomicQueueB, 3,i:  36,982,087 msg/sec
            OptimistAtomicQueueB, 4,s:  38,718,872 msg/sec
            OptimistAtomicQueueB, 4,i:  38,517,891 msg/sec
            OptimistAtomicQueueB, 5,s:  41,424,406 msg/sec
            OptimistAtomicQueueB, 5,i:  45,356,627 msg/sec
            OptimistAtomicQueueB, 6,s:  40,647,021 msg/sec
            OptimistAtomicQueueB, 6,i:  49,098,596 msg/sec
            OptimistAtomicQueueB, 7,s:  42,595,243 msg/sec
            OptimistAtomicQueueB, 7,i:  50,882,173 msg/sec
            OptimistAtomicQueueB, 8,s:  44,467,113 msg/sec
            OptimistAtomicQueueB, 8,i:  48,077,666 msg/sec
                    AtomicQueue2, 1,s:  22,952,855 msg/sec
                    AtomicQueue2, 1,i:  22,884,575 msg/sec
                    AtomicQueue2, 2,s:  11,777,433 msg/sec
                    AtomicQueue2, 2,i:  11,520,642 msg/sec
                    AtomicQueue2, 3,s:   9,743,878 msg/sec
                    AtomicQueue2, 3,i:   9,354,266 msg/sec
                    AtomicQueue2, 4,s:   8,080,042 msg/sec
                    AtomicQueue2, 4,i:   8,044,420 msg/sec
                    AtomicQueue2, 5,s:   7,892,671 msg/sec
                    AtomicQueue2, 5,i:   8,027,002 msg/sec
                    AtomicQueue2, 6,s:   7,641,132 msg/sec
                    AtomicQueue2, 6,i:   7,530,844 msg/sec
                    AtomicQueue2, 7,s:   7,109,201 msg/sec
                    AtomicQueue2, 7,i:   7,903,712 msg/sec
                    AtomicQueue2, 8,s:   6,366,372 msg/sec
                    AtomicQueue2, 8,i:   7,332,477 msg/sec
                   AtomicQueueB2, 1,s:  36,289,509 msg/sec
                   AtomicQueueB2, 1,i:  32,874,807 msg/sec
                   AtomicQueueB2, 2,s:  11,518,533 msg/sec
                   AtomicQueueB2, 2,i:  11,138,276 msg/sec
                   AtomicQueueB2, 3,s:   9,519,714 msg/sec
                   AtomicQueueB2, 3,i:   9,405,361 msg/sec
                   AtomicQueueB2, 4,s:   7,940,298 msg/sec
                   AtomicQueueB2, 4,i:   7,826,456 msg/sec
                   AtomicQueueB2, 5,s:   7,460,821 msg/sec
                   AtomicQueueB2, 5,i:   7,731,961 msg/sec
                   AtomicQueueB2, 6,s:   7,294,756 msg/sec
                   AtomicQueueB2, 6,i:   7,450,154 msg/sec
                   AtomicQueueB2, 7,s:   6,845,760 msg/sec
                   AtomicQueueB2, 7,i:   7,710,533 msg/sec
                   AtomicQueueB2, 8,s:   6,247,006 msg/sec
                   AtomicQueueB2, 8,i:   7,073,323 msg/sec
            OptimistAtomicQueue2, 1,s: 442,110,494 msg/sec
            OptimistAtomicQueue2, 1,i:  31,819,037 msg/sec
            OptimistAtomicQueue2, 2,s:  24,266,862 msg/sec
            OptimistAtomicQueue2, 2,i:  24,013,051 msg/sec
            OptimistAtomicQueue2, 3,s:  30,325,907 msg/sec
            OptimistAtomicQueue2, 3,i:  29,990,337 msg/sec
            OptimistAtomicQueue2, 4,s:  33,263,852 msg/sec
            OptimistAtomicQueue2, 4,i:  33,555,672 msg/sec
            OptimistAtomicQueue2, 5,s:  37,237,764 msg/sec
            OptimistAtomicQueue2, 5,i:  40,010,551 msg/sec
            OptimistAtomicQueue2, 6,s:  40,167,118 msg/sec
            OptimistAtomicQueue2, 6,i:  49,295,705 msg/sec
            OptimistAtomicQueue2, 7,s:  42,690,419 msg/sec
            OptimistAtomicQueue2, 7,i:  51,624,689 msg/sec
            OptimistAtomicQueue2, 8,s:  43,892,754 msg/sec
            OptimistAtomicQueue2, 8,i:  48,860,774 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,572,813 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,886,851 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,931,437 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,199,179 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,910,919 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,130,810 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,369,196 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,351,137 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,698,383 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,094,312 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,467,893 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,370,767 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,771,180 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,090,888 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,319,369 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,111,781 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000324 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000148 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000520 sec/round-trip
                 tbb::spin_mutex: 0.000000306 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000386 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000225 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000172 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[73] 385m:2s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,163,228 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,504,044 msg/sec
          boost::lockfree::queue, 1,s:   8,023,140 msg/sec
          boost::lockfree::queue, 1,i:   7,993,172 msg/sec
          boost::lockfree::queue, 2,s:   7,531,275 msg/sec
          boost::lockfree::queue, 2,i:   7,507,061 msg/sec
          boost::lockfree::queue, 3,s:   7,437,266 msg/sec
          boost::lockfree::queue, 3,i:   7,569,941 msg/sec
          boost::lockfree::queue, 4,s:   6,427,739 msg/sec
          boost::lockfree::queue, 4,i:   6,766,600 msg/sec
          boost::lockfree::queue, 5,s:   6,410,993 msg/sec
          boost::lockfree::queue, 5,i:   6,472,525 msg/sec
          boost::lockfree::queue, 6,s:   5,968,630 msg/sec
          boost::lockfree::queue, 6,i:   6,173,552 msg/sec
          boost::lockfree::queue, 7,s:   5,901,996 msg/sec
          boost::lockfree::queue, 7,i:   5,925,807 msg/sec
          boost::lockfree::queue, 8,s:   5,510,023 msg/sec
          boost::lockfree::queue, 8,i:   5,680,098 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 472,096,500 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 474,116,330 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  27,399,678 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,615,442 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,683,759 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,426,565 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,195,386 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,712,854 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,399,134 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,771,222 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,288,252 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,342,023 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,708,065 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  55,510,883 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,219,370 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,602,325 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,251,902 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,784,313 msg/sec
                pthread_spinlock, 1,s:  29,000,571 msg/sec
                pthread_spinlock, 1,i:  25,369,447 msg/sec
                pthread_spinlock, 2,s:  16,113,724 msg/sec
                pthread_spinlock, 2,i:  17,007,044 msg/sec
                pthread_spinlock, 3,s:   8,325,065 msg/sec
                pthread_spinlock, 3,i:  12,019,946 msg/sec
                pthread_spinlock, 4,s:   6,525,590 msg/sec
                pthread_spinlock, 4,i:   8,956,787 msg/sec
                pthread_spinlock, 5,s:   8,687,148 msg/sec
                pthread_spinlock, 5,i:   9,355,605 msg/sec
                pthread_spinlock, 6,s:   8,318,171 msg/sec
                pthread_spinlock, 6,i:   8,503,661 msg/sec
                pthread_spinlock, 7,s:   7,934,631 msg/sec
                pthread_spinlock, 7,i:   7,990,755 msg/sec
                pthread_spinlock, 8,s:   6,723,572 msg/sec
                pthread_spinlock, 8,i:   7,526,283 msg/sec
                      std::mutex, 1,s:   6,499,982 msg/sec
                      std::mutex, 1,i:   6,512,722 msg/sec
                      std::mutex, 2,s:   5,515,783 msg/sec
                      std::mutex, 2,i:   6,248,182 msg/sec
                      std::mutex, 3,s:   5,424,565 msg/sec
                      std::mutex, 3,i:   4,974,561 msg/sec
                      std::mutex, 4,s:   6,139,732 msg/sec
                      std::mutex, 4,i:   6,168,293 msg/sec
                      std::mutex, 5,s:   5,982,612 msg/sec
                      std::mutex, 5,i:   5,998,510 msg/sec
                      std::mutex, 6,s:   5,534,119 msg/sec
                      std::mutex, 6,i:   5,793,958 msg/sec
                      std::mutex, 7,s:   5,734,826 msg/sec
                      std::mutex, 7,i:   5,698,752 msg/sec
                      std::mutex, 8,s:   5,699,296 msg/sec
                      std::mutex, 8,i:   5,667,863 msg/sec
                 tbb::spin_mutex, 1,s:  37,556,829 msg/sec
                 tbb::spin_mutex, 1,i:  32,743,672 msg/sec
                 tbb::spin_mutex, 2,s:  21,167,490 msg/sec
                 tbb::spin_mutex, 2,i:  18,450,476 msg/sec
                 tbb::spin_mutex, 3,s:   7,365,704 msg/sec
                 tbb::spin_mutex, 3,i:  10,824,489 msg/sec
                 tbb::spin_mutex, 4,s:   3,271,206 msg/sec
                 tbb::spin_mutex, 4,i:   6,341,189 msg/sec
                 tbb::spin_mutex, 5,s:   5,483,786 msg/sec
                 tbb::spin_mutex, 5,i:   5,594,106 msg/sec
                 tbb::spin_mutex, 6,s:   5,344,647 msg/sec
                 tbb::spin_mutex, 6,i:   4,383,367 msg/sec
                 tbb::spin_mutex, 7,s:   4,856,521 msg/sec
                 tbb::spin_mutex, 7,i:   4,277,079 msg/sec
                 tbb::spin_mutex, 8,s:   4,267,601 msg/sec
                 tbb::spin_mutex, 8,i:   4,195,160 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,172,968 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,030,708 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,560,740 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,953,072 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,148,519 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,381,183 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,133,192 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,281,123 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,548,128 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,373,040 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,653,146 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,754,628 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,652,849 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,108,654 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,719,545 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,955,403 msg/sec
     xenium::michael_scott_queue, 1,s:   9,328,973 msg/sec
     xenium::michael_scott_queue, 1,i:   9,238,568 msg/sec
     xenium::michael_scott_queue, 2,s:   8,489,205 msg/sec
     xenium::michael_scott_queue, 2,i:   8,533,515 msg/sec
     xenium::michael_scott_queue, 3,s:   7,120,927 msg/sec
     xenium::michael_scott_queue, 3,i:   7,533,471 msg/sec
     xenium::michael_scott_queue, 4,s:   6,348,275 msg/sec
     xenium::michael_scott_queue, 4,i:   6,344,039 msg/sec
     xenium::michael_scott_queue, 5,s:   6,319,473 msg/sec
     xenium::michael_scott_queue, 5,i:   6,638,035 msg/sec
     xenium::michael_scott_queue, 6,s:   6,486,225 msg/sec
     xenium::michael_scott_queue, 6,i:   7,006,775 msg/sec
     xenium::michael_scott_queue, 7,s:   6,310,051 msg/sec
     xenium::michael_scott_queue, 7,i:   6,561,446 msg/sec
     xenium::michael_scott_queue, 8,s:   6,005,091 msg/sec
     xenium::michael_scott_queue, 8,i:   6,090,453 msg/sec
         xenium::ramalhete_queue, 1,s:  32,210,490 msg/sec
         xenium::ramalhete_queue, 1,i:  32,134,312 msg/sec
         xenium::ramalhete_queue, 2,s:  23,561,390 msg/sec
         xenium::ramalhete_queue, 2,i:  23,206,001 msg/sec
         xenium::ramalhete_queue, 3,s:  29,141,121 msg/sec
         xenium::ramalhete_queue, 3,i:  28,480,375 msg/sec
         xenium::ramalhete_queue, 4,s:  33,687,340 msg/sec
         xenium::ramalhete_queue, 4,i:  33,533,438 msg/sec
         xenium::ramalhete_queue, 5,s:  31,982,357 msg/sec
         xenium::ramalhete_queue, 5,i:  35,940,099 msg/sec
         xenium::ramalhete_queue, 6,s:  34,005,263 msg/sec
         xenium::ramalhete_queue, 6,i:  39,644,648 msg/sec
         xenium::ramalhete_queue, 7,s:  34,992,035 msg/sec
         xenium::ramalhete_queue, 7,i:  41,898,177 msg/sec
         xenium::ramalhete_queue, 8,s:  35,599,234 msg/sec
         xenium::ramalhete_queue, 8,i:  43,903,882 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,065,719 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 122,048,124 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,018,122 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,393,638 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,554,389 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,738,854 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,566,635 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,381,974 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,932,607 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,310,026 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,860,990 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,428,614 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,207,869 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,309,761 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,422,441 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,228,098 msg/sec
                     AtomicQueue, 1,s: 189,062,301 msg/sec
                     AtomicQueue, 1,i: 228,557,153 msg/sec
                     AtomicQueue, 2,s:  12,205,630 msg/sec
                     AtomicQueue, 2,i:  11,724,183 msg/sec
                     AtomicQueue, 3,s:  10,769,557 msg/sec
                     AtomicQueue, 3,i:   9,902,100 msg/sec
                     AtomicQueue, 4,s:   8,155,905 msg/sec
                     AtomicQueue, 4,i:   8,219,428 msg/sec
                     AtomicQueue, 5,s:   8,035,187 msg/sec
                     AtomicQueue, 5,i:   8,105,592 msg/sec
                     AtomicQueue, 6,s:   7,835,194 msg/sec
                     AtomicQueue, 6,i:   7,617,562 msg/sec
                     AtomicQueue, 7,s:   7,167,771 msg/sec
                     AtomicQueue, 7,i:   7,984,794 msg/sec
                     AtomicQueue, 8,s:   6,376,934 msg/sec
                     AtomicQueue, 8,i:   7,406,778 msg/sec
                    AtomicQueueB, 1,s:  59,477,273 msg/sec
                    AtomicQueueB, 1,i:  69,012,473 msg/sec
                    AtomicQueueB, 2,s:  11,914,243 msg/sec
                    AtomicQueueB, 2,i:  11,528,124 msg/sec
                    AtomicQueueB, 3,s:  10,902,925 msg/sec
                    AtomicQueueB, 3,i:  10,110,481 msg/sec
                    AtomicQueueB, 4,s:   8,045,210 msg/sec
                    AtomicQueueB, 4,i:   8,007,315 msg/sec
                    AtomicQueueB, 5,s:   7,540,190 msg/sec
                    AtomicQueueB, 5,i:   7,840,598 msg/sec
                    AtomicQueueB, 6,s:   7,336,742 msg/sec
                    AtomicQueueB, 6,i:   7,528,033 msg/sec
                    AtomicQueueB, 7,s:   6,867,560 msg/sec
                    AtomicQueueB, 7,i:   7,571,323 msg/sec
                    AtomicQueueB, 8,s:   6,246,364 msg/sec
                    AtomicQueueB, 8,i:   7,164,872 msg/sec
             OptimistAtomicQueue, 1,s: 688,103,499 msg/sec
             OptimistAtomicQueue, 1,i: 521,650,313 msg/sec
             OptimistAtomicQueue, 2,s:  32,109,403 msg/sec
             OptimistAtomicQueue, 2,i:  32,186,465 msg/sec
             OptimistAtomicQueue, 3,s:  36,629,081 msg/sec
             OptimistAtomicQueue, 3,i:  37,330,881 msg/sec
             OptimistAtomicQueue, 4,s:  39,255,459 msg/sec
             OptimistAtomicQueue, 4,i:  39,378,307 msg/sec
             OptimistAtomicQueue, 5,s:  42,457,281 msg/sec
             OptimistAtomicQueue, 5,i:  46,089,728 msg/sec
             OptimistAtomicQueue, 6,s:  42,199,983 msg/sec
             OptimistAtomicQueue, 6,i:  50,510,589 msg/sec
             OptimistAtomicQueue, 7,s:  44,833,918 msg/sec
             OptimistAtomicQueue, 7,i:  53,033,116 msg/sec
             OptimistAtomicQueue, 8,s:  46,402,945 msg/sec
             OptimistAtomicQueue, 8,i:  49,074,649 msg/sec
            OptimistAtomicQueueB, 1,s: 139,559,515 msg/sec
            OptimistAtomicQueueB, 1,i:  76,624,101 msg/sec
            OptimistAtomicQueueB, 2,s:  32,125,255 msg/sec
            OptimistAtomicQueueB, 2,i:  32,356,118 msg/sec
            OptimistAtomicQueueB, 3,s:  36,287,780 msg/sec
            OptimistAtomicQueueB, 3,i:  36,935,160 msg/sec
            OptimistAtomicQueueB, 4,s:  38,697,561 msg/sec
            OptimistAtomicQueueB, 4,i:  38,625,643 msg/sec
            OptimistAtomicQueueB, 5,s:  40,479,259 msg/sec
            OptimistAtomicQueueB, 5,i:  45,445,054 msg/sec
            OptimistAtomicQueueB, 6,s:  40,507,995 msg/sec
            OptimistAtomicQueueB, 6,i:  49,128,405 msg/sec
            OptimistAtomicQueueB, 7,s:  41,886,987 msg/sec
            OptimistAtomicQueueB, 7,i:  48,183,433 msg/sec
            OptimistAtomicQueueB, 8,s:  44,239,585 msg/sec
            OptimistAtomicQueueB, 8,i:  47,680,591 msg/sec
                    AtomicQueue2, 1,s:  23,492,308 msg/sec
                    AtomicQueue2, 1,i:  23,421,266 msg/sec
                    AtomicQueue2, 2,s:  11,731,141 msg/sec
                    AtomicQueue2, 2,i:  11,409,634 msg/sec
                    AtomicQueue2, 3,s:   9,394,028 msg/sec
                    AtomicQueue2, 3,i:   9,372,484 msg/sec
                    AtomicQueue2, 4,s:   8,106,634 msg/sec
                    AtomicQueue2, 4,i:   8,050,888 msg/sec
                    AtomicQueue2, 5,s:   7,914,900 msg/sec
                    AtomicQueue2, 5,i:   8,056,280 msg/sec
                    AtomicQueue2, 6,s:   7,845,226 msg/sec
                    AtomicQueue2, 6,i:   7,535,700 msg/sec
                    AtomicQueue2, 7,s:   7,098,451 msg/sec
                    AtomicQueue2, 7,i:   7,869,667 msg/sec
                    AtomicQueue2, 8,s:   6,360,497 msg/sec
                    AtomicQueue2, 8,i:   7,353,122 msg/sec
                   AtomicQueueB2, 1,s:  35,726,187 msg/sec
                   AtomicQueueB2, 1,i:  32,623,537 msg/sec
                   AtomicQueueB2, 2,s:  11,556,122 msg/sec
                   AtomicQueueB2, 2,i:  11,083,849 msg/sec
                   AtomicQueueB2, 3,s:   9,614,943 msg/sec
                   AtomicQueueB2, 3,i:   9,600,474 msg/sec
                   AtomicQueueB2, 4,s:   7,975,464 msg/sec
                   AtomicQueueB2, 4,i:   7,862,156 msg/sec
                   AtomicQueueB2, 5,s:   7,504,704 msg/sec
                   AtomicQueueB2, 5,i:   7,702,937 msg/sec
                   AtomicQueueB2, 6,s:   7,236,626 msg/sec
                   AtomicQueueB2, 6,i:   7,440,560 msg/sec
                   AtomicQueueB2, 7,s:   6,888,472 msg/sec
                   AtomicQueueB2, 7,i:   7,728,563 msg/sec
                   AtomicQueueB2, 8,s:   6,319,042 msg/sec
                   AtomicQueueB2, 8,i:   7,093,102 msg/sec
            OptimistAtomicQueue2, 1,s: 480,421,733 msg/sec
            OptimistAtomicQueue2, 1,i: 156,167,353 msg/sec
            OptimistAtomicQueue2, 2,s:  26,039,860 msg/sec
            OptimistAtomicQueue2, 2,i:  24,294,544 msg/sec
            OptimistAtomicQueue2, 3,s:  29,832,374 msg/sec
            OptimistAtomicQueue2, 3,i:  31,142,667 msg/sec
            OptimistAtomicQueue2, 4,s:  33,274,190 msg/sec
            OptimistAtomicQueue2, 4,i:  33,372,349 msg/sec
            OptimistAtomicQueue2, 5,s:  37,309,070 msg/sec
            OptimistAtomicQueue2, 5,i:  43,176,847 msg/sec
            OptimistAtomicQueue2, 6,s:  40,120,160 msg/sec
            OptimistAtomicQueue2, 6,i:  49,150,369 msg/sec
            OptimistAtomicQueue2, 7,s:  42,705,675 msg/sec
            OptimistAtomicQueue2, 7,i:  48,155,422 msg/sec
            OptimistAtomicQueue2, 8,s:  44,180,505 msg/sec
            OptimistAtomicQueue2, 8,i:  49,381,693 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,307,143 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,911,759 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,775,250 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,200,969 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,154,316 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,342,392 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,233,928 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,675,224 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,474,897 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,265,055 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,077,354 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,481,702 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,771,718 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,317,718 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,581,500 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,799,273 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000142 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000247 sec/round-trip
                pthread_spinlock: 0.000000298 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000201 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[74] 383m:43s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,335,548 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,947,574 msg/sec
          boost::lockfree::queue, 1,s:   6,852,274 msg/sec
          boost::lockfree::queue, 1,i:   6,965,995 msg/sec
          boost::lockfree::queue, 2,s:   7,647,817 msg/sec
          boost::lockfree::queue, 2,i:   7,504,258 msg/sec
          boost::lockfree::queue, 3,s:   7,353,540 msg/sec
          boost::lockfree::queue, 3,i:   7,539,220 msg/sec
          boost::lockfree::queue, 4,s:   6,419,036 msg/sec
          boost::lockfree::queue, 4,i:   6,781,753 msg/sec
          boost::lockfree::queue, 5,s:   6,486,340 msg/sec
          boost::lockfree::queue, 5,i:   6,449,373 msg/sec
          boost::lockfree::queue, 6,s:   6,022,976 msg/sec
          boost::lockfree::queue, 6,i:   6,157,056 msg/sec
          boost::lockfree::queue, 7,s:   6,021,956 msg/sec
          boost::lockfree::queue, 7,i:   6,131,839 msg/sec
          boost::lockfree::queue, 8,s:   5,451,546 msg/sec
          boost::lockfree::queue, 8,i:   5,552,359 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 515,098,171 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 493,483,245 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,184,086 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,179,822 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,259,516 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,383,665 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,250,770 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,751,281 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,740,647 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,703,536 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,021,605 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,229,863 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,295,232 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,340,953 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,238,025 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,070,136 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,217,921 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,858,505 msg/sec
                pthread_spinlock, 1,s:  28,722,200 msg/sec
                pthread_spinlock, 1,i:  25,274,978 msg/sec
                pthread_spinlock, 2,s:  15,518,490 msg/sec
                pthread_spinlock, 2,i:  16,921,910 msg/sec
                pthread_spinlock, 3,s:   8,281,360 msg/sec
                pthread_spinlock, 3,i:  12,185,375 msg/sec
                pthread_spinlock, 4,s:   6,479,863 msg/sec
                pthread_spinlock, 4,i:   9,049,981 msg/sec
                pthread_spinlock, 5,s:   8,757,612 msg/sec
                pthread_spinlock, 5,i:   9,194,325 msg/sec
                pthread_spinlock, 6,s:   8,313,967 msg/sec
                pthread_spinlock, 6,i:   9,149,474 msg/sec
                pthread_spinlock, 7,s:   7,552,252 msg/sec
                pthread_spinlock, 7,i:   7,719,378 msg/sec
                pthread_spinlock, 8,s:   6,704,002 msg/sec
                pthread_spinlock, 8,i:   6,824,095 msg/sec
                      std::mutex, 1,s:   6,419,091 msg/sec
                      std::mutex, 1,i:   7,546,424 msg/sec
                      std::mutex, 2,s:   5,902,675 msg/sec
                      std::mutex, 2,i:   5,914,236 msg/sec
                      std::mutex, 3,s:   5,940,920 msg/sec
                      std::mutex, 3,i:   6,019,490 msg/sec
                      std::mutex, 4,s:   6,271,159 msg/sec
                      std::mutex, 4,i:   6,381,246 msg/sec
                      std::mutex, 5,s:   6,073,833 msg/sec
                      std::mutex, 5,i:   6,010,877 msg/sec
                      std::mutex, 6,s:   5,947,313 msg/sec
                      std::mutex, 6,i:   5,972,693 msg/sec
                      std::mutex, 7,s:   5,885,862 msg/sec
                      std::mutex, 7,i:   5,852,240 msg/sec
                      std::mutex, 8,s:   5,826,209 msg/sec
                      std::mutex, 8,i:   5,762,240 msg/sec
                 tbb::spin_mutex, 1,s:  37,995,777 msg/sec
                 tbb::spin_mutex, 1,i:  32,816,968 msg/sec
                 tbb::spin_mutex, 2,s:  20,015,001 msg/sec
                 tbb::spin_mutex, 2,i:  18,467,802 msg/sec
                 tbb::spin_mutex, 3,s:   8,860,477 msg/sec
                 tbb::spin_mutex, 3,i:  10,233,335 msg/sec
                 tbb::spin_mutex, 4,s:   3,115,410 msg/sec
                 tbb::spin_mutex, 4,i:   6,352,314 msg/sec
                 tbb::spin_mutex, 5,s:   5,354,961 msg/sec
                 tbb::spin_mutex, 5,i:   5,682,707 msg/sec
                 tbb::spin_mutex, 6,s:   5,176,302 msg/sec
                 tbb::spin_mutex, 6,i:   4,330,011 msg/sec
                 tbb::spin_mutex, 7,s:   4,868,943 msg/sec
                 tbb::spin_mutex, 7,i:   4,329,675 msg/sec
                 tbb::spin_mutex, 8,s:   4,249,422 msg/sec
                 tbb::spin_mutex, 8,i:   4,194,765 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,693,506 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,807,665 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,875,779 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,254,835 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,346,278 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,705,462 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,419,692 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,325,272 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,668,937 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,917,199 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,940,079 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,999,508 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,016,258 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,987,097 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,969,653 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,095,322 msg/sec
     xenium::michael_scott_queue, 1,s:   9,346,965 msg/sec
     xenium::michael_scott_queue, 1,i:   9,249,149 msg/sec
     xenium::michael_scott_queue, 2,s:   8,572,203 msg/sec
     xenium::michael_scott_queue, 2,i:   8,533,408 msg/sec
     xenium::michael_scott_queue, 3,s:   7,221,319 msg/sec
     xenium::michael_scott_queue, 3,i:   7,555,153 msg/sec
     xenium::michael_scott_queue, 4,s:   6,289,925 msg/sec
     xenium::michael_scott_queue, 4,i:   6,313,225 msg/sec
     xenium::michael_scott_queue, 5,s:   6,304,346 msg/sec
     xenium::michael_scott_queue, 5,i:   6,602,850 msg/sec
     xenium::michael_scott_queue, 6,s:   6,459,703 msg/sec
     xenium::michael_scott_queue, 6,i:   6,674,797 msg/sec
     xenium::michael_scott_queue, 7,s:   6,314,361 msg/sec
     xenium::michael_scott_queue, 7,i:   6,618,997 msg/sec
     xenium::michael_scott_queue, 8,s:   5,939,293 msg/sec
     xenium::michael_scott_queue, 8,i:   6,254,119 msg/sec
         xenium::ramalhete_queue, 1,s:  32,153,241 msg/sec
         xenium::ramalhete_queue, 1,i:  32,215,326 msg/sec
         xenium::ramalhete_queue, 2,s:  23,558,562 msg/sec
         xenium::ramalhete_queue, 2,i:  23,352,715 msg/sec
         xenium::ramalhete_queue, 3,s:  29,171,918 msg/sec
         xenium::ramalhete_queue, 3,i:  28,429,244 msg/sec
         xenium::ramalhete_queue, 4,s:  33,780,520 msg/sec
         xenium::ramalhete_queue, 4,i:  33,529,750 msg/sec
         xenium::ramalhete_queue, 5,s:  32,163,482 msg/sec
         xenium::ramalhete_queue, 5,i:  35,873,193 msg/sec
         xenium::ramalhete_queue, 6,s:  34,101,584 msg/sec
         xenium::ramalhete_queue, 6,i:  39,294,149 msg/sec
         xenium::ramalhete_queue, 7,s:  35,219,558 msg/sec
         xenium::ramalhete_queue, 7,i:  40,800,539 msg/sec
         xenium::ramalhete_queue, 8,s:  35,196,089 msg/sec
         xenium::ramalhete_queue, 8,i:  44,049,479 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,934,947 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 110,138,475 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,806,869 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,812,908 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,781,912 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,458,771 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,606,686 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,511,507 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,983,817 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,353,691 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,884,720 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,226,436 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,217,316 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,904,933 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,397,228 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,226,249 msg/sec
                     AtomicQueue, 1,s:  80,011,147 msg/sec
                     AtomicQueue, 1,i:  56,406,688 msg/sec
                     AtomicQueue, 2,s:  12,303,136 msg/sec
                     AtomicQueue, 2,i:  11,775,155 msg/sec
                     AtomicQueue, 3,s:  10,800,211 msg/sec
                     AtomicQueue, 3,i:   9,955,564 msg/sec
                     AtomicQueue, 4,s:   8,155,014 msg/sec
                     AtomicQueue, 4,i:   8,209,301 msg/sec
                     AtomicQueue, 5,s:   8,051,187 msg/sec
                     AtomicQueue, 5,i:   7,985,589 msg/sec
                     AtomicQueue, 6,s:   7,838,992 msg/sec
                     AtomicQueue, 6,i:   7,591,069 msg/sec
                     AtomicQueue, 7,s:   7,113,122 msg/sec
                     AtomicQueue, 7,i:   7,965,030 msg/sec
                     AtomicQueue, 8,s:   6,335,624 msg/sec
                     AtomicQueue, 8,i:   7,463,739 msg/sec
                    AtomicQueueB, 1,s:  43,737,331 msg/sec
                    AtomicQueueB, 1,i:  42,992,914 msg/sec
                    AtomicQueueB, 2,s:  12,053,238 msg/sec
                    AtomicQueueB, 2,i:  11,523,257 msg/sec
                    AtomicQueueB, 3,s:  11,089,639 msg/sec
                    AtomicQueueB, 3,i:  10,225,484 msg/sec
                    AtomicQueueB, 4,s:   8,076,085 msg/sec
                    AtomicQueueB, 4,i:   8,079,114 msg/sec
                    AtomicQueueB, 5,s:   7,671,656 msg/sec
                    AtomicQueueB, 5,i:   7,745,585 msg/sec
                    AtomicQueueB, 6,s:   7,396,273 msg/sec
                    AtomicQueueB, 6,i:   7,572,361 msg/sec
                    AtomicQueueB, 7,s:   6,912,869 msg/sec
                    AtomicQueueB, 7,i:   7,758,006 msg/sec
                    AtomicQueueB, 8,s:   6,268,600 msg/sec
                    AtomicQueueB, 8,i:   7,149,359 msg/sec
             OptimistAtomicQueue, 1,s: 737,539,273 msg/sec
             OptimistAtomicQueue, 1,i: 517,983,547 msg/sec
             OptimistAtomicQueue, 2,s:  32,616,403 msg/sec
             OptimistAtomicQueue, 2,i:  32,683,634 msg/sec
             OptimistAtomicQueue, 3,s:  36,672,409 msg/sec
             OptimistAtomicQueue, 3,i:  37,483,566 msg/sec
             OptimistAtomicQueue, 4,s:  39,316,722 msg/sec
             OptimistAtomicQueue, 4,i:  39,389,225 msg/sec
             OptimistAtomicQueue, 5,s:  42,418,066 msg/sec
             OptimistAtomicQueue, 5,i:  46,412,314 msg/sec
             OptimistAtomicQueue, 6,s:  42,513,656 msg/sec
             OptimistAtomicQueue, 6,i:  50,382,133 msg/sec
             OptimistAtomicQueue, 7,s:  44,460,958 msg/sec
             OptimistAtomicQueue, 7,i:  49,486,002 msg/sec
             OptimistAtomicQueue, 8,s:  46,450,135 msg/sec
             OptimistAtomicQueue, 8,i:  48,787,053 msg/sec
            OptimistAtomicQueueB, 1,s:  77,877,723 msg/sec
            OptimistAtomicQueueB, 1,i:  76,653,175 msg/sec
            OptimistAtomicQueueB, 2,s:  32,242,304 msg/sec
            OptimistAtomicQueueB, 2,i:  32,307,363 msg/sec
            OptimistAtomicQueueB, 3,s:  36,281,795 msg/sec
            OptimistAtomicQueueB, 3,i:  36,965,036 msg/sec
            OptimistAtomicQueueB, 4,s:  38,720,111 msg/sec
            OptimistAtomicQueueB, 4,i:  38,661,789 msg/sec
            OptimistAtomicQueueB, 5,s:  41,021,904 msg/sec
            OptimistAtomicQueueB, 5,i:  45,380,688 msg/sec
            OptimistAtomicQueueB, 6,s:  41,126,272 msg/sec
            OptimistAtomicQueueB, 6,i:  49,290,770 msg/sec
            OptimistAtomicQueueB, 7,s:  41,622,205 msg/sec
            OptimistAtomicQueueB, 7,i:  51,498,451 msg/sec
            OptimistAtomicQueueB, 8,s:  44,418,775 msg/sec
            OptimistAtomicQueueB, 8,i:  48,116,413 msg/sec
                    AtomicQueue2, 1,s:  22,854,228 msg/sec
                    AtomicQueue2, 1,i:  22,872,496 msg/sec
                    AtomicQueue2, 2,s:  11,806,443 msg/sec
                    AtomicQueue2, 2,i:  11,619,455 msg/sec
                    AtomicQueue2, 3,s:   9,446,458 msg/sec
                    AtomicQueue2, 3,i:   9,417,980 msg/sec
                    AtomicQueue2, 4,s:   8,075,767 msg/sec
                    AtomicQueue2, 4,i:   8,037,537 msg/sec
                    AtomicQueue2, 5,s:   7,956,864 msg/sec
                    AtomicQueue2, 5,i:   7,954,641 msg/sec
                    AtomicQueue2, 6,s:   7,775,611 msg/sec
                    AtomicQueue2, 6,i:   7,527,318 msg/sec
                    AtomicQueue2, 7,s:   7,128,254 msg/sec
                    AtomicQueue2, 7,i:   7,921,212 msg/sec
                    AtomicQueue2, 8,s:   6,378,938 msg/sec
                    AtomicQueue2, 8,i:   7,252,015 msg/sec
                   AtomicQueueB2, 1,s:  39,411,068 msg/sec
                   AtomicQueueB2, 1,i:  32,598,522 msg/sec
                   AtomicQueueB2, 2,s:  11,409,304 msg/sec
                   AtomicQueueB2, 2,i:  11,105,589 msg/sec
                   AtomicQueueB2, 3,s:   9,551,501 msg/sec
                   AtomicQueueB2, 3,i:   9,566,918 msg/sec
                   AtomicQueueB2, 4,s:   7,887,839 msg/sec
                   AtomicQueueB2, 4,i:   7,846,613 msg/sec
                   AtomicQueueB2, 5,s:   7,394,586 msg/sec
                   AtomicQueueB2, 5,i:   7,736,128 msg/sec
                   AtomicQueueB2, 6,s:   7,330,131 msg/sec
                   AtomicQueueB2, 6,i:   7,453,518 msg/sec
                   AtomicQueueB2, 7,s:   6,924,679 msg/sec
                   AtomicQueueB2, 7,i:   7,703,204 msg/sec
                   AtomicQueueB2, 8,s:   6,266,734 msg/sec
                   AtomicQueueB2, 8,i:   7,104,211 msg/sec
            OptimistAtomicQueue2, 1,s: 432,279,662 msg/sec
            OptimistAtomicQueue2, 1,i:  29,645,234 msg/sec
            OptimistAtomicQueue2, 2,s:  25,632,727 msg/sec
            OptimistAtomicQueue2, 2,i:  24,022,215 msg/sec
            OptimistAtomicQueue2, 3,s:  30,515,260 msg/sec
            OptimistAtomicQueue2, 3,i:  29,543,837 msg/sec
            OptimistAtomicQueue2, 4,s:  33,135,004 msg/sec
            OptimistAtomicQueue2, 4,i:  33,875,714 msg/sec
            OptimistAtomicQueue2, 5,s:  36,983,188 msg/sec
            OptimistAtomicQueue2, 5,i:  40,897,424 msg/sec
            OptimistAtomicQueue2, 6,s:  40,451,783 msg/sec
            OptimistAtomicQueue2, 6,i:  49,359,476 msg/sec
            OptimistAtomicQueue2, 7,s:  42,826,233 msg/sec
            OptimistAtomicQueue2, 7,i:  51,444,626 msg/sec
            OptimistAtomicQueue2, 8,s:  43,871,316 msg/sec
            OptimistAtomicQueue2, 8,i:  48,822,013 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,184,024 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,880,897 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,003,512 msg/sec
           OptimistAtomicQueueB2, 2,i:  21,996,422 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,405,439 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,772,177 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,217,429 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,079,118 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,638,406 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,383,874 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,432,693 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,268,145 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,106,749 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,187,452 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,428,152 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,208,462 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000223 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000271 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000198 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000184 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[75] 382m:24s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,633,743 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,373,545 msg/sec
          boost::lockfree::queue, 1,s:   8,045,052 msg/sec
          boost::lockfree::queue, 1,i:   8,001,502 msg/sec
          boost::lockfree::queue, 2,s:   7,559,468 msg/sec
          boost::lockfree::queue, 2,i:   7,340,282 msg/sec
          boost::lockfree::queue, 3,s:   7,390,331 msg/sec
          boost::lockfree::queue, 3,i:   7,550,725 msg/sec
          boost::lockfree::queue, 4,s:   6,420,547 msg/sec
          boost::lockfree::queue, 4,i:   6,808,764 msg/sec
          boost::lockfree::queue, 5,s:   6,392,966 msg/sec
          boost::lockfree::queue, 5,i:   6,479,126 msg/sec
          boost::lockfree::queue, 6,s:   5,970,232 msg/sec
          boost::lockfree::queue, 6,i:   6,117,261 msg/sec
          boost::lockfree::queue, 7,s:   5,805,703 msg/sec
          boost::lockfree::queue, 7,i:   5,974,494 msg/sec
          boost::lockfree::queue, 8,s:   5,422,612 msg/sec
          boost::lockfree::queue, 8,i:   5,530,880 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  98,951,083 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  84,764,771 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,904,834 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,501,492 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,124,651 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,005,089 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,064,360 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,126,733 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,405,589 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,066,300 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,234,038 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,952,161 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,282,175 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,519,978 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,777,122 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,451,462 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,297,045 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,421,167 msg/sec
                pthread_spinlock, 1,s:  28,821,934 msg/sec
                pthread_spinlock, 1,i:  25,314,399 msg/sec
                pthread_spinlock, 2,s:  15,641,789 msg/sec
                pthread_spinlock, 2,i:  17,108,530 msg/sec
                pthread_spinlock, 3,s:   8,298,697 msg/sec
                pthread_spinlock, 3,i:  12,052,545 msg/sec
                pthread_spinlock, 4,s:   6,518,740 msg/sec
                pthread_spinlock, 4,i:   9,076,271 msg/sec
                pthread_spinlock, 5,s:   8,622,391 msg/sec
                pthread_spinlock, 5,i:   8,906,302 msg/sec
                pthread_spinlock, 6,s:   8,510,950 msg/sec
                pthread_spinlock, 6,i:   8,438,073 msg/sec
                pthread_spinlock, 7,s:   7,613,327 msg/sec
                pthread_spinlock, 7,i:   7,464,119 msg/sec
                pthread_spinlock, 8,s:   6,873,065 msg/sec
                pthread_spinlock, 8,i:   6,828,586 msg/sec
                      std::mutex, 1,s:   6,581,107 msg/sec
                      std::mutex, 1,i:   6,602,751 msg/sec
                      std::mutex, 2,s:   5,920,388 msg/sec
                      std::mutex, 2,i:   5,303,783 msg/sec
                      std::mutex, 3,s:   4,878,643 msg/sec
                      std::mutex, 3,i:   5,364,204 msg/sec
                      std::mutex, 4,s:   5,496,040 msg/sec
                      std::mutex, 4,i:   5,655,366 msg/sec
                      std::mutex, 5,s:   5,477,607 msg/sec
                      std::mutex, 5,i:   5,955,299 msg/sec
                      std::mutex, 6,s:   5,877,119 msg/sec
                      std::mutex, 6,i:   5,863,183 msg/sec
                      std::mutex, 7,s:   5,744,172 msg/sec
                      std::mutex, 7,i:   5,764,176 msg/sec
                      std::mutex, 8,s:   5,624,106 msg/sec
                      std::mutex, 8,i:   5,595,040 msg/sec
                 tbb::spin_mutex, 1,s:  37,733,056 msg/sec
                 tbb::spin_mutex, 1,i:  33,426,799 msg/sec
                 tbb::spin_mutex, 2,s:  21,254,753 msg/sec
                 tbb::spin_mutex, 2,i:  18,445,776 msg/sec
                 tbb::spin_mutex, 3,s:   8,970,786 msg/sec
                 tbb::spin_mutex, 3,i:  11,161,853 msg/sec
                 tbb::spin_mutex, 4,s:   3,154,143 msg/sec
                 tbb::spin_mutex, 4,i:   6,336,730 msg/sec
                 tbb::spin_mutex, 5,s:   5,179,771 msg/sec
                 tbb::spin_mutex, 5,i:   5,839,416 msg/sec
                 tbb::spin_mutex, 6,s:   5,234,628 msg/sec
                 tbb::spin_mutex, 6,i:   4,379,326 msg/sec
                 tbb::spin_mutex, 7,s:   4,846,778 msg/sec
                 tbb::spin_mutex, 7,i:   4,249,380 msg/sec
                 tbb::spin_mutex, 8,s:   4,269,691 msg/sec
                 tbb::spin_mutex, 8,i:   4,145,181 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,165,994 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,821,267 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,602,432 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,375,453 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,636,307 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,648,133 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,553,482 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,529,538 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,814,910 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,623,643 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,952,049 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,666,743 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,873,141 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,822,475 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,789,330 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,476,907 msg/sec
     xenium::michael_scott_queue, 1,s:   9,202,148 msg/sec
     xenium::michael_scott_queue, 1,i:   8,995,422 msg/sec
     xenium::michael_scott_queue, 2,s:   8,357,552 msg/sec
     xenium::michael_scott_queue, 2,i:   8,415,626 msg/sec
     xenium::michael_scott_queue, 3,s:   7,284,253 msg/sec
     xenium::michael_scott_queue, 3,i:   7,554,830 msg/sec
     xenium::michael_scott_queue, 4,s:   6,248,356 msg/sec
     xenium::michael_scott_queue, 4,i:   6,325,170 msg/sec
     xenium::michael_scott_queue, 5,s:   6,282,350 msg/sec
     xenium::michael_scott_queue, 5,i:   6,665,729 msg/sec
     xenium::michael_scott_queue, 6,s:   6,522,120 msg/sec
     xenium::michael_scott_queue, 6,i:   6,681,767 msg/sec
     xenium::michael_scott_queue, 7,s:   6,241,695 msg/sec
     xenium::michael_scott_queue, 7,i:   6,566,933 msg/sec
     xenium::michael_scott_queue, 8,s:   5,990,096 msg/sec
     xenium::michael_scott_queue, 8,i:   6,138,773 msg/sec
         xenium::ramalhete_queue, 1,s:  32,204,164 msg/sec
         xenium::ramalhete_queue, 1,i:  32,823,909 msg/sec
         xenium::ramalhete_queue, 2,s:  24,052,698 msg/sec
         xenium::ramalhete_queue, 2,i:  23,289,149 msg/sec
         xenium::ramalhete_queue, 3,s:  29,121,020 msg/sec
         xenium::ramalhete_queue, 3,i:  28,482,708 msg/sec
         xenium::ramalhete_queue, 4,s:  33,781,937 msg/sec
         xenium::ramalhete_queue, 4,i:  33,517,057 msg/sec
         xenium::ramalhete_queue, 5,s:  32,038,703 msg/sec
         xenium::ramalhete_queue, 5,i:  36,208,034 msg/sec
         xenium::ramalhete_queue, 6,s:  33,853,477 msg/sec
         xenium::ramalhete_queue, 6,i:  38,804,198 msg/sec
         xenium::ramalhete_queue, 7,s:  34,823,629 msg/sec
         xenium::ramalhete_queue, 7,i:  41,678,510 msg/sec
         xenium::ramalhete_queue, 8,s:  35,318,590 msg/sec
         xenium::ramalhete_queue, 8,i:  43,588,757 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,592,091 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  67,130,125 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,906,703 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,356,968 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,532,603 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,799,669 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,709,586 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,192,407 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,014,032 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,345,955 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,211,633 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,238,748 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,187,701 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,296,595 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,376,837 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,256,987 msg/sec
                     AtomicQueue, 1,s:  59,648,379 msg/sec
                     AtomicQueue, 1,i:  56,400,414 msg/sec
                     AtomicQueue, 2,s:  12,327,484 msg/sec
                     AtomicQueue, 2,i:  11,727,432 msg/sec
                     AtomicQueue, 3,s:  10,773,970 msg/sec
                     AtomicQueue, 3,i:   9,890,074 msg/sec
                     AtomicQueue, 4,s:   8,175,868 msg/sec
                     AtomicQueue, 4,i:   8,212,425 msg/sec
                     AtomicQueue, 5,s:   8,025,826 msg/sec
                     AtomicQueue, 5,i:   8,093,488 msg/sec
                     AtomicQueue, 6,s:   7,728,965 msg/sec
                     AtomicQueue, 6,i:   7,602,222 msg/sec
                     AtomicQueue, 7,s:   7,167,689 msg/sec
                     AtomicQueue, 7,i:   7,972,697 msg/sec
                     AtomicQueue, 8,s:   6,342,969 msg/sec
                     AtomicQueue, 8,i:   7,441,432 msg/sec
                    AtomicQueueB, 1,s:  71,083,749 msg/sec
                    AtomicQueueB, 1,i:  43,098,377 msg/sec
                    AtomicQueueB, 2,s:  11,810,873 msg/sec
                    AtomicQueueB, 2,i:  11,465,308 msg/sec
                    AtomicQueueB, 3,s:  11,041,672 msg/sec
                    AtomicQueueB, 3,i:  10,207,487 msg/sec
                    AtomicQueueB, 4,s:   8,001,876 msg/sec
                    AtomicQueueB, 4,i:   8,025,132 msg/sec
                    AtomicQueueB, 5,s:   7,651,995 msg/sec
                    AtomicQueueB, 5,i:   7,778,190 msg/sec
                    AtomicQueueB, 6,s:   7,221,673 msg/sec
                    AtomicQueueB, 6,i:   7,580,204 msg/sec
                    AtomicQueueB, 7,s:   6,889,058 msg/sec
                    AtomicQueueB, 7,i:   7,765,022 msg/sec
                    AtomicQueueB, 8,s:   6,194,222 msg/sec
                    AtomicQueueB, 8,i:   7,202,801 msg/sec
             OptimistAtomicQueue, 1,s: 722,073,795 msg/sec
             OptimistAtomicQueue, 1,i: 525,739,343 msg/sec
             OptimistAtomicQueue, 2,s:  32,628,274 msg/sec
             OptimistAtomicQueue, 2,i:  32,677,587 msg/sec
             OptimistAtomicQueue, 3,s:  36,674,092 msg/sec
             OptimistAtomicQueue, 3,i:  37,349,470 msg/sec
             OptimistAtomicQueue, 4,s:  39,264,674 msg/sec
             OptimistAtomicQueue, 4,i:  39,402,913 msg/sec
             OptimistAtomicQueue, 5,s:  42,422,159 msg/sec
             OptimistAtomicQueue, 5,i:  46,551,152 msg/sec
             OptimistAtomicQueue, 6,s:  42,597,044 msg/sec
             OptimistAtomicQueue, 6,i:  49,832,825 msg/sec
             OptimistAtomicQueue, 7,s:  45,157,520 msg/sec
             OptimistAtomicQueue, 7,i:  51,923,313 msg/sec
             OptimistAtomicQueue, 8,s:  46,408,028 msg/sec
             OptimistAtomicQueue, 8,i:  48,922,318 msg/sec
            OptimistAtomicQueueB, 1,s:  77,482,401 msg/sec
            OptimistAtomicQueueB, 1,i:  77,932,640 msg/sec
            OptimistAtomicQueueB, 2,s:  32,206,749 msg/sec
            OptimistAtomicQueueB, 2,i:  32,216,077 msg/sec
            OptimistAtomicQueueB, 3,s:  36,276,220 msg/sec
            OptimistAtomicQueueB, 3,i:  36,880,518 msg/sec
            OptimistAtomicQueueB, 4,s:  38,644,348 msg/sec
            OptimistAtomicQueueB, 4,i:  38,765,370 msg/sec
            OptimistAtomicQueueB, 5,s:  40,344,170 msg/sec
            OptimistAtomicQueueB, 5,i:  45,249,321 msg/sec
            OptimistAtomicQueueB, 6,s:  40,980,998 msg/sec
            OptimistAtomicQueueB, 6,i:  49,132,993 msg/sec
            OptimistAtomicQueueB, 7,s:  41,931,593 msg/sec
            OptimistAtomicQueueB, 7,i:  51,588,024 msg/sec
            OptimistAtomicQueueB, 8,s:  44,409,927 msg/sec
            OptimistAtomicQueueB, 8,i:  48,083,046 msg/sec
                    AtomicQueue2, 1,s:  23,109,078 msg/sec
                    AtomicQueue2, 1,i:  23,142,093 msg/sec
                    AtomicQueue2, 2,s:  11,648,839 msg/sec
                    AtomicQueue2, 2,i:  11,419,298 msg/sec
                    AtomicQueue2, 3,s:   9,679,209 msg/sec
                    AtomicQueue2, 3,i:   9,449,372 msg/sec
                    AtomicQueue2, 4,s:   8,076,623 msg/sec
                    AtomicQueue2, 4,i:   8,007,409 msg/sec
                    AtomicQueue2, 5,s:   7,825,250 msg/sec
                    AtomicQueue2, 5,i:   8,057,081 msg/sec
                    AtomicQueue2, 6,s:   7,773,112 msg/sec
                    AtomicQueue2, 6,i:   7,510,297 msg/sec
                    AtomicQueue2, 7,s:   7,057,833 msg/sec
                    AtomicQueue2, 7,i:   7,900,583 msg/sec
                    AtomicQueue2, 8,s:   6,390,977 msg/sec
                    AtomicQueue2, 8,i:   7,324,903 msg/sec
                   AtomicQueueB2, 1,s:  35,868,117 msg/sec
                   AtomicQueueB2, 1,i:  32,625,689 msg/sec
                   AtomicQueueB2, 2,s:  11,452,789 msg/sec
                   AtomicQueueB2, 2,i:  11,142,102 msg/sec
                   AtomicQueueB2, 3,s:   9,621,733 msg/sec
                   AtomicQueueB2, 3,i:   9,634,148 msg/sec
                   AtomicQueueB2, 4,s:   7,863,696 msg/sec
                   AtomicQueueB2, 4,i:   7,857,397 msg/sec
                   AtomicQueueB2, 5,s:   7,590,520 msg/sec
                   AtomicQueueB2, 5,i:   7,699,182 msg/sec
                   AtomicQueueB2, 6,s:   7,315,973 msg/sec
                   AtomicQueueB2, 6,i:   7,402,662 msg/sec
                   AtomicQueueB2, 7,s:   6,888,080 msg/sec
                   AtomicQueueB2, 7,i:   7,703,879 msg/sec
                   AtomicQueueB2, 8,s:   6,264,713 msg/sec
                   AtomicQueueB2, 8,i:   7,100,090 msg/sec
            OptimistAtomicQueue2, 1,s: 495,219,460 msg/sec
            OptimistAtomicQueue2, 1,i:  31,400,808 msg/sec
            OptimistAtomicQueue2, 2,s:  29,503,352 msg/sec
            OptimistAtomicQueue2, 2,i:  24,233,919 msg/sec
            OptimistAtomicQueue2, 3,s:  32,917,757 msg/sec
            OptimistAtomicQueue2, 3,i:  30,036,901 msg/sec
            OptimistAtomicQueue2, 4,s:  33,253,050 msg/sec
            OptimistAtomicQueue2, 4,i:  33,151,915 msg/sec
            OptimistAtomicQueue2, 5,s:  37,110,899 msg/sec
            OptimistAtomicQueue2, 5,i:  40,311,571 msg/sec
            OptimistAtomicQueue2, 6,s:  40,463,033 msg/sec
            OptimistAtomicQueue2, 6,i:  49,269,047 msg/sec
            OptimistAtomicQueue2, 7,s:  43,222,170 msg/sec
            OptimistAtomicQueue2, 7,i:  48,213,809 msg/sec
            OptimistAtomicQueue2, 8,s:  43,808,669 msg/sec
            OptimistAtomicQueue2, 8,i:  48,474,568 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,401,883 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,878,811 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,632,789 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,153,842 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,773,317 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,218,520 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,417,033 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,054,203 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,415,766 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,413,929 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,406,592 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,259,848 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,090,767 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,052,805 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,229,981 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,137,564 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000241 sec/round-trip
                      std::mutex: 0.000000442 sec/round-trip
                 tbb::spin_mutex: 0.000000264 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000362 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000189 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[76] 381m:4s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,862,894 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,235,945 msg/sec
          boost::lockfree::queue, 1,s:   6,889,634 msg/sec
          boost::lockfree::queue, 1,i:   6,955,677 msg/sec
          boost::lockfree::queue, 2,s:   7,515,079 msg/sec
          boost::lockfree::queue, 2,i:   7,380,357 msg/sec
          boost::lockfree::queue, 3,s:   7,372,864 msg/sec
          boost::lockfree::queue, 3,i:   7,565,158 msg/sec
          boost::lockfree::queue, 4,s:   6,398,360 msg/sec
          boost::lockfree::queue, 4,i:   6,706,739 msg/sec
          boost::lockfree::queue, 5,s:   6,392,898 msg/sec
          boost::lockfree::queue, 5,i:   6,473,880 msg/sec
          boost::lockfree::queue, 6,s:   6,021,964 msg/sec
          boost::lockfree::queue, 6,i:   6,093,272 msg/sec
          boost::lockfree::queue, 7,s:   5,840,992 msg/sec
          boost::lockfree::queue, 7,i:   5,906,319 msg/sec
          boost::lockfree::queue, 8,s:   5,512,867 msg/sec
          boost::lockfree::queue, 8,i:   5,568,880 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 375,675,217 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 388,993,884 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,224,453 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,878,473 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,773,430 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,624,546 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,475,419 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  40,292,483 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,587,814 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,459,236 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,375,076 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,139,961 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,472,205 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,416,481 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  45,756,610 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,295,473 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,073,151 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,492,344 msg/sec
                pthread_spinlock, 1,s:  29,118,637 msg/sec
                pthread_spinlock, 1,i:  25,424,340 msg/sec
                pthread_spinlock, 2,s:  15,349,651 msg/sec
                pthread_spinlock, 2,i:  16,910,950 msg/sec
                pthread_spinlock, 3,s:   8,280,203 msg/sec
                pthread_spinlock, 3,i:  12,054,148 msg/sec
                pthread_spinlock, 4,s:   6,499,513 msg/sec
                pthread_spinlock, 4,i:   9,218,775 msg/sec
                pthread_spinlock, 5,s:   8,693,666 msg/sec
                pthread_spinlock, 5,i:   9,471,173 msg/sec
                pthread_spinlock, 6,s:   8,527,066 msg/sec
                pthread_spinlock, 6,i:   8,455,150 msg/sec
                pthread_spinlock, 7,s:   8,026,989 msg/sec
                pthread_spinlock, 7,i:   7,970,233 msg/sec
                pthread_spinlock, 8,s:   6,785,591 msg/sec
                pthread_spinlock, 8,i:   7,417,999 msg/sec
                      std::mutex, 1,s:   6,548,594 msg/sec
                      std::mutex, 1,i:   7,572,740 msg/sec
                      std::mutex, 2,s:   5,983,658 msg/sec
                      std::mutex, 2,i:   5,704,938 msg/sec
                      std::mutex, 3,s:   6,037,740 msg/sec
                      std::mutex, 3,i:   6,185,582 msg/sec
                      std::mutex, 4,s:   6,156,202 msg/sec
                      std::mutex, 4,i:   6,231,835 msg/sec
                      std::mutex, 5,s:   5,967,963 msg/sec
                      std::mutex, 5,i:   6,063,372 msg/sec
                      std::mutex, 6,s:   5,956,518 msg/sec
                      std::mutex, 6,i:   5,984,778 msg/sec
                      std::mutex, 7,s:   5,813,975 msg/sec
                      std::mutex, 7,i:   5,891,610 msg/sec
                      std::mutex, 8,s:   5,723,694 msg/sec
                      std::mutex, 8,i:   5,667,906 msg/sec
                 tbb::spin_mutex, 1,s:  37,719,130 msg/sec
                 tbb::spin_mutex, 1,i:  33,216,337 msg/sec
                 tbb::spin_mutex, 2,s:  21,128,366 msg/sec
                 tbb::spin_mutex, 2,i:  18,879,440 msg/sec
                 tbb::spin_mutex, 3,s:   7,914,034 msg/sec
                 tbb::spin_mutex, 3,i:  10,060,134 msg/sec
                 tbb::spin_mutex, 4,s:   3,079,564 msg/sec
                 tbb::spin_mutex, 4,i:   6,228,616 msg/sec
                 tbb::spin_mutex, 5,s:   5,370,124 msg/sec
                 tbb::spin_mutex, 5,i:   5,575,918 msg/sec
                 tbb::spin_mutex, 6,s:   5,341,857 msg/sec
                 tbb::spin_mutex, 6,i:   4,328,167 msg/sec
                 tbb::spin_mutex, 7,s:   4,845,574 msg/sec
                 tbb::spin_mutex, 7,i:   4,326,467 msg/sec
                 tbb::spin_mutex, 8,s:   4,261,259 msg/sec
                 tbb::spin_mutex, 8,i:   4,161,826 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,502,140 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,454,464 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,128,951 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,734,777 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,982,852 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,700,814 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,332,395 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,269,595 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,586,743 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,144,833 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,791,694 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,475,870 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,883,603 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,623,594 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,058,640 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,716,146 msg/sec
     xenium::michael_scott_queue, 1,s:   9,481,646 msg/sec
     xenium::michael_scott_queue, 1,i:   9,448,447 msg/sec
     xenium::michael_scott_queue, 2,s:   8,444,706 msg/sec
     xenium::michael_scott_queue, 2,i:   8,540,831 msg/sec
     xenium::michael_scott_queue, 3,s:   7,338,446 msg/sec
     xenium::michael_scott_queue, 3,i:   7,644,896 msg/sec
     xenium::michael_scott_queue, 4,s:   6,320,205 msg/sec
     xenium::michael_scott_queue, 4,i:   6,354,119 msg/sec
     xenium::michael_scott_queue, 5,s:   6,320,680 msg/sec
     xenium::michael_scott_queue, 5,i:   6,616,712 msg/sec
     xenium::michael_scott_queue, 6,s:   6,501,045 msg/sec
     xenium::michael_scott_queue, 6,i:   6,660,264 msg/sec
     xenium::michael_scott_queue, 7,s:   6,267,166 msg/sec
     xenium::michael_scott_queue, 7,i:   6,534,461 msg/sec
     xenium::michael_scott_queue, 8,s:   6,025,061 msg/sec
     xenium::michael_scott_queue, 8,i:   6,156,271 msg/sec
         xenium::ramalhete_queue, 1,s:  33,121,887 msg/sec
         xenium::ramalhete_queue, 1,i:  32,638,689 msg/sec
         xenium::ramalhete_queue, 2,s:  24,469,029 msg/sec
         xenium::ramalhete_queue, 2,i:  23,332,027 msg/sec
         xenium::ramalhete_queue, 3,s:  29,339,727 msg/sec
         xenium::ramalhete_queue, 3,i:  28,471,705 msg/sec
         xenium::ramalhete_queue, 4,s:  33,883,308 msg/sec
         xenium::ramalhete_queue, 4,i:  33,530,452 msg/sec
         xenium::ramalhete_queue, 5,s:  32,218,478 msg/sec
         xenium::ramalhete_queue, 5,i:  36,150,746 msg/sec
         xenium::ramalhete_queue, 6,s:  34,133,724 msg/sec
         xenium::ramalhete_queue, 6,i:  39,364,325 msg/sec
         xenium::ramalhete_queue, 7,s:  35,015,685 msg/sec
         xenium::ramalhete_queue, 7,i:  41,169,608 msg/sec
         xenium::ramalhete_queue, 8,s:  35,475,418 msg/sec
         xenium::ramalhete_queue, 8,i:  44,167,608 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,607,349 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,654,519 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,382,820 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,516,962 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,625,682 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,147,406 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,402,745 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,342,844 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,986,686 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,242,923 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,828,389 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,366,748 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,247,700 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,908,485 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,413,374 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,342,883 msg/sec
                     AtomicQueue, 1,s:  58,018,377 msg/sec
                     AtomicQueue, 1,i:  56,193,354 msg/sec
                     AtomicQueue, 2,s:  12,305,704 msg/sec
                     AtomicQueue, 2,i:  11,726,091 msg/sec
                     AtomicQueue, 3,s:  10,836,050 msg/sec
                     AtomicQueue, 3,i:   9,930,904 msg/sec
                     AtomicQueue, 4,s:   8,192,911 msg/sec
                     AtomicQueue, 4,i:   8,220,111 msg/sec
                     AtomicQueue, 5,s:   8,019,997 msg/sec
                     AtomicQueue, 5,i:   8,087,131 msg/sec
                     AtomicQueue, 6,s:   7,874,583 msg/sec
                     AtomicQueue, 6,i:   7,621,709 msg/sec
                     AtomicQueue, 7,s:   7,044,165 msg/sec
                     AtomicQueue, 7,i:   8,002,891 msg/sec
                     AtomicQueue, 8,s:   6,336,408 msg/sec
                     AtomicQueue, 8,i:   7,326,470 msg/sec
                    AtomicQueueB, 1,s:  45,196,420 msg/sec
                    AtomicQueueB, 1,i:  42,933,661 msg/sec
                    AtomicQueueB, 2,s:  12,017,123 msg/sec
                    AtomicQueueB, 2,i:  11,473,268 msg/sec
                    AtomicQueueB, 3,s:  11,015,106 msg/sec
                    AtomicQueueB, 3,i:  10,266,578 msg/sec
                    AtomicQueueB, 4,s:   8,119,834 msg/sec
                    AtomicQueueB, 4,i:   8,024,850 msg/sec
                    AtomicQueueB, 5,s:   7,560,617 msg/sec
                    AtomicQueueB, 5,i:   7,766,246 msg/sec
                    AtomicQueueB, 6,s:   7,447,183 msg/sec
                    AtomicQueueB, 6,i:   7,512,321 msg/sec
                    AtomicQueueB, 7,s:   6,846,689 msg/sec
                    AtomicQueueB, 7,i:   7,734,679 msg/sec
                    AtomicQueueB, 8,s:   6,187,332 msg/sec
                    AtomicQueueB, 8,i:   7,130,804 msg/sec
             OptimistAtomicQueue, 1,s: 782,125,002 msg/sec
             OptimistAtomicQueue, 1,i: 514,185,411 msg/sec
             OptimistAtomicQueue, 2,s:  32,282,546 msg/sec
             OptimistAtomicQueue, 2,i:  32,343,786 msg/sec
             OptimistAtomicQueue, 3,s:  36,627,222 msg/sec
             OptimistAtomicQueue, 3,i:  37,337,345 msg/sec
             OptimistAtomicQueue, 4,s:  39,287,327 msg/sec
             OptimistAtomicQueue, 4,i:  39,397,676 msg/sec
             OptimistAtomicQueue, 5,s:  41,811,756 msg/sec
             OptimistAtomicQueue, 5,i:  47,371,184 msg/sec
             OptimistAtomicQueue, 6,s:  41,703,173 msg/sec
             OptimistAtomicQueue, 6,i:  50,476,265 msg/sec
             OptimistAtomicQueue, 7,s:  44,424,564 msg/sec
             OptimistAtomicQueue, 7,i:  49,079,730 msg/sec
             OptimistAtomicQueue, 8,s:  46,349,330 msg/sec
             OptimistAtomicQueue, 8,i:  50,506,890 msg/sec
            OptimistAtomicQueueB, 1,s:  77,655,047 msg/sec
            OptimistAtomicQueueB, 1,i: 200,134,470 msg/sec
            OptimistAtomicQueueB, 2,s:  32,225,075 msg/sec
            OptimistAtomicQueueB, 2,i:  32,146,998 msg/sec
            OptimistAtomicQueueB, 3,s:  36,288,736 msg/sec
            OptimistAtomicQueueB, 3,i:  36,871,550 msg/sec
            OptimistAtomicQueueB, 4,s:  38,575,857 msg/sec
            OptimistAtomicQueueB, 4,i:  38,544,929 msg/sec
            OptimistAtomicQueueB, 5,s:  40,933,046 msg/sec
            OptimistAtomicQueueB, 5,i:  45,498,558 msg/sec
            OptimistAtomicQueueB, 6,s:  40,926,177 msg/sec
            OptimistAtomicQueueB, 6,i:  49,185,068 msg/sec
            OptimistAtomicQueueB, 7,s:  42,367,169 msg/sec
            OptimistAtomicQueueB, 7,i:  47,740,007 msg/sec
            OptimistAtomicQueueB, 8,s:  44,044,982 msg/sec
            OptimistAtomicQueueB, 8,i:  48,332,142 msg/sec
                    AtomicQueue2, 1,s:  23,132,478 msg/sec
                    AtomicQueue2, 1,i:  23,142,679 msg/sec
                    AtomicQueue2, 2,s:  11,729,774 msg/sec
                    AtomicQueue2, 2,i:  11,544,531 msg/sec
                    AtomicQueue2, 3,s:   9,333,987 msg/sec
                    AtomicQueue2, 3,i:   9,346,061 msg/sec
                    AtomicQueue2, 4,s:   8,078,987 msg/sec
                    AtomicQueue2, 4,i:   8,075,557 msg/sec
                    AtomicQueue2, 5,s:   7,881,149 msg/sec
                    AtomicQueue2, 5,i:   8,034,220 msg/sec
                    AtomicQueue2, 6,s:   7,875,310 msg/sec
                    AtomicQueue2, 6,i:   7,505,650 msg/sec
                    AtomicQueue2, 7,s:   7,148,299 msg/sec
                    AtomicQueue2, 7,i:   7,885,648 msg/sec
                    AtomicQueue2, 8,s:   6,370,628 msg/sec
                    AtomicQueue2, 8,i:   7,336,729 msg/sec
                   AtomicQueueB2, 1,s:  38,623,977 msg/sec
                   AtomicQueueB2, 1,i:  33,434,905 msg/sec
                   AtomicQueueB2, 2,s:  11,305,265 msg/sec
                   AtomicQueueB2, 2,i:  11,079,887 msg/sec
                   AtomicQueueB2, 3,s:   9,683,948 msg/sec
                   AtomicQueueB2, 3,i:   9,569,228 msg/sec
                   AtomicQueueB2, 4,s:   7,967,704 msg/sec
                   AtomicQueueB2, 4,i:   7,860,581 msg/sec
                   AtomicQueueB2, 5,s:   7,488,199 msg/sec
                   AtomicQueueB2, 5,i:   7,664,052 msg/sec
                   AtomicQueueB2, 6,s:   7,251,237 msg/sec
                   AtomicQueueB2, 6,i:   7,407,512 msg/sec
                   AtomicQueueB2, 7,s:   6,920,196 msg/sec
                   AtomicQueueB2, 7,i:   7,715,167 msg/sec
                   AtomicQueueB2, 8,s:   6,253,007 msg/sec
                   AtomicQueueB2, 8,i:   7,060,129 msg/sec
            OptimistAtomicQueue2, 1,s: 519,247,330 msg/sec
            OptimistAtomicQueue2, 1,i:  29,703,770 msg/sec
            OptimistAtomicQueue2, 2,s:  24,255,503 msg/sec
            OptimistAtomicQueue2, 2,i:  24,009,721 msg/sec
            OptimistAtomicQueue2, 3,s:  30,504,461 msg/sec
            OptimistAtomicQueue2, 3,i:  30,232,691 msg/sec
            OptimistAtomicQueue2, 4,s:  33,211,605 msg/sec
            OptimistAtomicQueue2, 4,i:  33,956,374 msg/sec
            OptimistAtomicQueue2, 5,s:  37,372,515 msg/sec
            OptimistAtomicQueue2, 5,i:  39,995,689 msg/sec
            OptimistAtomicQueue2, 6,s:  40,131,554 msg/sec
            OptimistAtomicQueue2, 6,i:  49,142,620 msg/sec
            OptimistAtomicQueue2, 7,s:  42,653,282 msg/sec
            OptimistAtomicQueue2, 7,i:  51,699,129 msg/sec
            OptimistAtomicQueue2, 8,s:  43,928,300 msg/sec
            OptimistAtomicQueue2, 8,i:  48,527,417 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,873,910 msg/sec
           OptimistAtomicQueueB2, 1,i:  39,745,058 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,611,898 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,846,201 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,687,633 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,106,140 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,120,354 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,643,404 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,526,597 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,384,415 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,408,916 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,335,745 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,109,541 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,267,352 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,444,015 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,864,306 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000233 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000377 sec/round-trip
         xenium::ramalhete_queue: 0.000000277 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000165 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[77] 379m:45s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,172,616 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,589,835 msg/sec
          boost::lockfree::queue, 1,s:   6,849,842 msg/sec
          boost::lockfree::queue, 1,i:   6,957,032 msg/sec
          boost::lockfree::queue, 2,s:   7,622,444 msg/sec
          boost::lockfree::queue, 2,i:   7,576,121 msg/sec
          boost::lockfree::queue, 3,s:   7,444,644 msg/sec
          boost::lockfree::queue, 3,i:   7,539,132 msg/sec
          boost::lockfree::queue, 4,s:   6,426,898 msg/sec
          boost::lockfree::queue, 4,i:   6,815,544 msg/sec
          boost::lockfree::queue, 5,s:   6,408,681 msg/sec
          boost::lockfree::queue, 5,i:   6,443,747 msg/sec
          boost::lockfree::queue, 6,s:   6,001,340 msg/sec
          boost::lockfree::queue, 6,i:   6,168,251 msg/sec
          boost::lockfree::queue, 7,s:   6,053,699 msg/sec
          boost::lockfree::queue, 7,i:   6,040,360 msg/sec
          boost::lockfree::queue, 8,s:   5,406,618 msg/sec
          boost::lockfree::queue, 8,i:   5,549,491 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 455,082,866 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  45,308,183 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,919,804 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,972,189 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,505,882 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,394,336 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,844,231 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,500,407 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,055,674 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,365,382 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,467,161 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,325,913 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  43,124,840 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,329,146 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,325,017 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,355,036 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,269,285 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,193,923 msg/sec
                pthread_spinlock, 1,s:  28,814,086 msg/sec
                pthread_spinlock, 1,i:  28,253,109 msg/sec
                pthread_spinlock, 2,s:  15,963,785 msg/sec
                pthread_spinlock, 2,i:  17,026,600 msg/sec
                pthread_spinlock, 3,s:   8,358,812 msg/sec
                pthread_spinlock, 3,i:  12,002,443 msg/sec
                pthread_spinlock, 4,s:   6,527,669 msg/sec
                pthread_spinlock, 4,i:   8,996,070 msg/sec
                pthread_spinlock, 5,s:   8,539,816 msg/sec
                pthread_spinlock, 5,i:   9,010,252 msg/sec
                pthread_spinlock, 6,s:   8,240,566 msg/sec
                pthread_spinlock, 6,i:   8,910,412 msg/sec
                pthread_spinlock, 7,s:   7,569,780 msg/sec
                pthread_spinlock, 7,i:   8,187,800 msg/sec
                pthread_spinlock, 8,s:   6,661,792 msg/sec
                pthread_spinlock, 8,i:   6,978,777 msg/sec
                      std::mutex, 1,s:   5,910,594 msg/sec
                      std::mutex, 1,i:   5,917,416 msg/sec
                      std::mutex, 2,s:   4,687,459 msg/sec
                      std::mutex, 2,i:   5,213,085 msg/sec
                      std::mutex, 3,s:   4,934,525 msg/sec
                      std::mutex, 3,i:   5,981,474 msg/sec
                      std::mutex, 4,s:   6,227,423 msg/sec
                      std::mutex, 4,i:   6,322,303 msg/sec
                      std::mutex, 5,s:   6,053,464 msg/sec
                      std::mutex, 5,i:   5,870,682 msg/sec
                      std::mutex, 6,s:   5,815,829 msg/sec
                      std::mutex, 6,i:   5,919,581 msg/sec
                      std::mutex, 7,s:   5,885,616 msg/sec
                      std::mutex, 7,i:   5,779,515 msg/sec
                      std::mutex, 8,s:   5,633,996 msg/sec
                      std::mutex, 8,i:   5,602,113 msg/sec
                 tbb::spin_mutex, 1,s:  37,682,844 msg/sec
                 tbb::spin_mutex, 1,i:  37,516,898 msg/sec
                 tbb::spin_mutex, 2,s:  21,029,217 msg/sec
                 tbb::spin_mutex, 2,i:  18,290,793 msg/sec
                 tbb::spin_mutex, 3,s:   7,874,383 msg/sec
                 tbb::spin_mutex, 3,i:  10,142,756 msg/sec
                 tbb::spin_mutex, 4,s:   2,997,724 msg/sec
                 tbb::spin_mutex, 4,i:   6,305,176 msg/sec
                 tbb::spin_mutex, 5,s:   5,401,726 msg/sec
                 tbb::spin_mutex, 5,i:   5,774,896 msg/sec
                 tbb::spin_mutex, 6,s:   5,371,729 msg/sec
                 tbb::spin_mutex, 6,i:   4,426,987 msg/sec
                 tbb::spin_mutex, 7,s:   4,628,348 msg/sec
                 tbb::spin_mutex, 7,i:   4,387,149 msg/sec
                 tbb::spin_mutex, 8,s:   4,250,343 msg/sec
                 tbb::spin_mutex, 8,i:   4,165,807 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,097,828 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,871,310 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,124,389 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,181,992 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,479,684 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,786,799 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,553,101 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,569,683 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,827,450 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,634,066 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,849,479 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,715,847 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,916,605 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,836,272 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,805,032 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,489,617 msg/sec
     xenium::michael_scott_queue, 1,s:   9,499,488 msg/sec
     xenium::michael_scott_queue, 1,i:   9,433,275 msg/sec
     xenium::michael_scott_queue, 2,s:   8,490,917 msg/sec
     xenium::michael_scott_queue, 2,i:   8,540,311 msg/sec
     xenium::michael_scott_queue, 3,s:   7,315,731 msg/sec
     xenium::michael_scott_queue, 3,i:   7,540,571 msg/sec
     xenium::michael_scott_queue, 4,s:   6,305,337 msg/sec
     xenium::michael_scott_queue, 4,i:   6,348,786 msg/sec
     xenium::michael_scott_queue, 5,s:   6,295,651 msg/sec
     xenium::michael_scott_queue, 5,i:   6,657,565 msg/sec
     xenium::michael_scott_queue, 6,s:   6,469,196 msg/sec
     xenium::michael_scott_queue, 6,i:   6,875,682 msg/sec
     xenium::michael_scott_queue, 7,s:   6,277,139 msg/sec
     xenium::michael_scott_queue, 7,i:   6,468,495 msg/sec
     xenium::michael_scott_queue, 8,s:   5,954,172 msg/sec
     xenium::michael_scott_queue, 8,i:   6,103,028 msg/sec
         xenium::ramalhete_queue, 1,s:  30,977,472 msg/sec
         xenium::ramalhete_queue, 1,i:  30,933,156 msg/sec
         xenium::ramalhete_queue, 2,s:  24,343,102 msg/sec
         xenium::ramalhete_queue, 2,i:  23,240,224 msg/sec
         xenium::ramalhete_queue, 3,s:  29,127,652 msg/sec
         xenium::ramalhete_queue, 3,i:  28,634,711 msg/sec
         xenium::ramalhete_queue, 4,s:  33,812,640 msg/sec
         xenium::ramalhete_queue, 4,i:  33,504,433 msg/sec
         xenium::ramalhete_queue, 5,s:  32,003,856 msg/sec
         xenium::ramalhete_queue, 5,i:  35,974,904 msg/sec
         xenium::ramalhete_queue, 6,s:  34,087,128 msg/sec
         xenium::ramalhete_queue, 6,i:  39,092,345 msg/sec
         xenium::ramalhete_queue, 7,s:  35,160,721 msg/sec
         xenium::ramalhete_queue, 7,i:  41,457,463 msg/sec
         xenium::ramalhete_queue, 8,s:  35,535,024 msg/sec
         xenium::ramalhete_queue, 8,i:  43,901,643 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,910,072 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,366,805 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,237,123 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,588,774 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,742,889 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,741,610 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,591,152 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,394,347 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,752,306 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,422,142 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,891,078 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,257,508 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,125,288 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,085,621 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,413,763 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,215,186 msg/sec
                     AtomicQueue, 1,s:  64,543,636 msg/sec
                     AtomicQueue, 1,i:  56,209,832 msg/sec
                     AtomicQueue, 2,s:  12,244,303 msg/sec
                     AtomicQueue, 2,i:  11,746,701 msg/sec
                     AtomicQueue, 3,s:  10,837,344 msg/sec
                     AtomicQueue, 3,i:   9,869,244 msg/sec
                     AtomicQueue, 4,s:   8,178,828 msg/sec
                     AtomicQueue, 4,i:   8,192,106 msg/sec
                     AtomicQueue, 5,s:   8,043,771 msg/sec
                     AtomicQueue, 5,i:   8,086,875 msg/sec
                     AtomicQueue, 6,s:   7,905,002 msg/sec
                     AtomicQueue, 6,i:   7,630,602 msg/sec
                     AtomicQueue, 7,s:   7,142,098 msg/sec
                     AtomicQueue, 7,i:   7,954,925 msg/sec
                     AtomicQueue, 8,s:   6,341,392 msg/sec
                     AtomicQueue, 8,i:   7,420,763 msg/sec
                    AtomicQueueB, 1,s:  45,495,341 msg/sec
                    AtomicQueueB, 1,i:  42,996,275 msg/sec
                    AtomicQueueB, 2,s:  11,666,639 msg/sec
                    AtomicQueueB, 2,i:  11,511,650 msg/sec
                    AtomicQueueB, 3,s:  10,984,243 msg/sec
                    AtomicQueueB, 3,i:  10,109,977 msg/sec
                    AtomicQueueB, 4,s:   8,061,043 msg/sec
                    AtomicQueueB, 4,i:   8,066,063 msg/sec
                    AtomicQueueB, 5,s:   7,562,850 msg/sec
                    AtomicQueueB, 5,i:   7,814,599 msg/sec
                    AtomicQueueB, 6,s:   7,349,981 msg/sec
                    AtomicQueueB, 6,i:   7,547,538 msg/sec
                    AtomicQueueB, 7,s:   6,874,408 msg/sec
                    AtomicQueueB, 7,i:   7,762,676 msg/sec
                    AtomicQueueB, 8,s:   6,266,497 msg/sec
                    AtomicQueueB, 8,i:   7,183,896 msg/sec
             OptimistAtomicQueue, 1,s: 694,562,616 msg/sec
             OptimistAtomicQueue, 1,i: 511,242,020 msg/sec
             OptimistAtomicQueue, 2,s:  32,130,383 msg/sec
             OptimistAtomicQueue, 2,i:  32,188,003 msg/sec
             OptimistAtomicQueue, 3,s:  36,623,633 msg/sec
             OptimistAtomicQueue, 3,i:  37,293,148 msg/sec
             OptimistAtomicQueue, 4,s:  39,267,721 msg/sec
             OptimistAtomicQueue, 4,i:  39,416,845 msg/sec
             OptimistAtomicQueue, 5,s:  41,776,201 msg/sec
             OptimistAtomicQueue, 5,i:  47,441,976 msg/sec
             OptimistAtomicQueue, 6,s:  42,333,629 msg/sec
             OptimistAtomicQueue, 6,i:  49,791,941 msg/sec
             OptimistAtomicQueue, 7,s:  44,234,613 msg/sec
             OptimistAtomicQueue, 7,i:  49,467,592 msg/sec
             OptimistAtomicQueue, 8,s:  46,465,210 msg/sec
             OptimistAtomicQueue, 8,i:  48,956,536 msg/sec
            OptimistAtomicQueueB, 1,s: 738,447,042 msg/sec
            OptimistAtomicQueueB, 1,i:  91,090,588 msg/sec
            OptimistAtomicQueueB, 2,s:  32,118,194 msg/sec
            OptimistAtomicQueueB, 2,i:  32,033,215 msg/sec
            OptimistAtomicQueueB, 3,s:  36,261,741 msg/sec
            OptimistAtomicQueueB, 3,i:  36,842,225 msg/sec
            OptimistAtomicQueueB, 4,s:  38,649,603 msg/sec
            OptimistAtomicQueueB, 4,i:  38,624,102 msg/sec
            OptimistAtomicQueueB, 5,s:  41,137,716 msg/sec
            OptimistAtomicQueueB, 5,i:  45,212,634 msg/sec
            OptimistAtomicQueueB, 6,s:  41,014,966 msg/sec
            OptimistAtomicQueueB, 6,i:  49,088,327 msg/sec
            OptimistAtomicQueueB, 7,s:  42,188,154 msg/sec
            OptimistAtomicQueueB, 7,i:  51,522,542 msg/sec
            OptimistAtomicQueueB, 8,s:  44,150,144 msg/sec
            OptimistAtomicQueueB, 8,i:  47,999,819 msg/sec
                    AtomicQueue2, 1,s:  22,859,338 msg/sec
                    AtomicQueue2, 1,i:  22,903,698 msg/sec
                    AtomicQueue2, 2,s:  11,948,283 msg/sec
                    AtomicQueue2, 2,i:  11,650,679 msg/sec
                    AtomicQueue2, 3,s:   9,417,733 msg/sec
                    AtomicQueue2, 3,i:   9,398,801 msg/sec
                    AtomicQueue2, 4,s:   8,103,016 msg/sec
                    AtomicQueue2, 4,i:   8,095,543 msg/sec
                    AtomicQueue2, 5,s:   7,921,991 msg/sec
                    AtomicQueue2, 5,i:   8,048,123 msg/sec
                    AtomicQueue2, 6,s:   7,532,931 msg/sec
                    AtomicQueue2, 6,i:   7,534,279 msg/sec
                    AtomicQueue2, 7,s:   7,135,996 msg/sec
                    AtomicQueue2, 7,i:   7,926,564 msg/sec
                    AtomicQueue2, 8,s:   6,374,232 msg/sec
                    AtomicQueue2, 8,i:   7,343,034 msg/sec
                   AtomicQueueB2, 1,s:  36,225,996 msg/sec
                   AtomicQueueB2, 1,i:  32,622,495 msg/sec
                   AtomicQueueB2, 2,s:  11,435,301 msg/sec
                   AtomicQueueB2, 2,i:  11,111,388 msg/sec
                   AtomicQueueB2, 3,s:   9,509,068 msg/sec
                   AtomicQueueB2, 3,i:   9,511,815 msg/sec
                   AtomicQueueB2, 4,s:   7,965,834 msg/sec
                   AtomicQueueB2, 4,i:   7,827,629 msg/sec
                   AtomicQueueB2, 5,s:   7,409,751 msg/sec
                   AtomicQueueB2, 5,i:   7,636,980 msg/sec
                   AtomicQueueB2, 6,s:   7,288,345 msg/sec
                   AtomicQueueB2, 6,i:   7,442,776 msg/sec
                   AtomicQueueB2, 7,s:   6,835,202 msg/sec
                   AtomicQueueB2, 7,i:   7,696,943 msg/sec
                   AtomicQueueB2, 8,s:   6,287,274 msg/sec
                   AtomicQueueB2, 8,i:   7,148,873 msg/sec
            OptimistAtomicQueue2, 1,s:  67,058,578 msg/sec
            OptimistAtomicQueue2, 1,i:  31,107,152 msg/sec
            OptimistAtomicQueue2, 2,s:  26,303,426 msg/sec
            OptimistAtomicQueue2, 2,i:  24,012,292 msg/sec
            OptimistAtomicQueue2, 3,s:  30,314,720 msg/sec
            OptimistAtomicQueue2, 3,i:  30,013,218 msg/sec
            OptimistAtomicQueue2, 4,s:  33,208,150 msg/sec
            OptimistAtomicQueue2, 4,i:  33,123,350 msg/sec
            OptimistAtomicQueue2, 5,s:  37,754,057 msg/sec
            OptimistAtomicQueue2, 5,i:  40,784,395 msg/sec
            OptimistAtomicQueue2, 6,s:  40,058,558 msg/sec
            OptimistAtomicQueue2, 6,i:  49,139,864 msg/sec
            OptimistAtomicQueue2, 7,s:  42,631,336 msg/sec
            OptimistAtomicQueue2, 7,i:  48,191,257 msg/sec
            OptimistAtomicQueue2, 8,s:  44,039,985 msg/sec
            OptimistAtomicQueue2, 8,i:  49,561,063 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,652,113 msg/sec
           OptimistAtomicQueueB2, 1,i:  42,286,970 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,426,741 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,168,945 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,769,015 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,380,469 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,282,727 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,001,959 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,586,785 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,271,536 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,202,181 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,317,453 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,375,961 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,121,243 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,664,887 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,786,474 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000158 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000300 sec/round-trip
                      std::mutex: 0.000000446 sec/round-trip
                 tbb::spin_mutex: 0.000000250 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000199 sec/round-trip
                     AtomicQueue: 0.000000169 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000140 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[78] 378m:26s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,905,743 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,088,293 msg/sec
          boost::lockfree::queue, 1,s:   7,914,092 msg/sec
          boost::lockfree::queue, 1,i:   7,896,811 msg/sec
          boost::lockfree::queue, 2,s:   7,514,867 msg/sec
          boost::lockfree::queue, 2,i:   7,549,539 msg/sec
          boost::lockfree::queue, 3,s:   7,319,667 msg/sec
          boost::lockfree::queue, 3,i:   7,586,391 msg/sec
          boost::lockfree::queue, 4,s:   6,423,815 msg/sec
          boost::lockfree::queue, 4,i:   6,920,799 msg/sec
          boost::lockfree::queue, 5,s:   6,490,191 msg/sec
          boost::lockfree::queue, 5,i:   6,494,795 msg/sec
          boost::lockfree::queue, 6,s:   5,965,810 msg/sec
          boost::lockfree::queue, 6,i:   6,116,120 msg/sec
          boost::lockfree::queue, 7,s:   5,819,632 msg/sec
          boost::lockfree::queue, 7,i:   5,917,375 msg/sec
          boost::lockfree::queue, 8,s:   5,448,586 msg/sec
          boost::lockfree::queue, 8,i:   5,591,216 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 185,779,283 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  69,075,802 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,884,063 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,398,976 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,466,378 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,212,261 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,826,679 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,179,430 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,122,864 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,138,043 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,548,413 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,239,948 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,476,012 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,004,153 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,031,011 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,577,695 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,461,234 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,624,716 msg/sec
                pthread_spinlock, 1,s:  29,079,755 msg/sec
                pthread_spinlock, 1,i:  29,186,768 msg/sec
                pthread_spinlock, 2,s:  15,910,266 msg/sec
                pthread_spinlock, 2,i:  16,944,121 msg/sec
                pthread_spinlock, 3,s:   8,347,606 msg/sec
                pthread_spinlock, 3,i:  11,944,254 msg/sec
                pthread_spinlock, 4,s:   6,514,342 msg/sec
                pthread_spinlock, 4,i:   8,926,362 msg/sec
                pthread_spinlock, 5,s:   8,698,000 msg/sec
                pthread_spinlock, 5,i:   9,504,723 msg/sec
                pthread_spinlock, 6,s:   8,304,167 msg/sec
                pthread_spinlock, 6,i:   8,963,148 msg/sec
                pthread_spinlock, 7,s:   7,550,387 msg/sec
                pthread_spinlock, 7,i:   7,726,221 msg/sec
                pthread_spinlock, 8,s:   6,918,958 msg/sec
                pthread_spinlock, 8,i:   6,803,203 msg/sec
                      std::mutex, 1,s:   7,131,342 msg/sec
                      std::mutex, 1,i:   6,426,579 msg/sec
                      std::mutex, 2,s:   5,504,108 msg/sec
                      std::mutex, 2,i:   5,710,157 msg/sec
                      std::mutex, 3,s:   5,059,492 msg/sec
                      std::mutex, 3,i:   6,060,267 msg/sec
                      std::mutex, 4,s:   6,260,529 msg/sec
                      std::mutex, 4,i:   6,285,368 msg/sec
                      std::mutex, 5,s:   5,971,716 msg/sec
                      std::mutex, 5,i:   6,086,513 msg/sec
                      std::mutex, 6,s:   5,892,551 msg/sec
                      std::mutex, 6,i:   5,888,989 msg/sec
                      std::mutex, 7,s:   5,811,003 msg/sec
                      std::mutex, 7,i:   5,805,265 msg/sec
                      std::mutex, 8,s:   5,649,704 msg/sec
                      std::mutex, 8,i:   5,704,372 msg/sec
                 tbb::spin_mutex, 1,s:  37,421,789 msg/sec
                 tbb::spin_mutex, 1,i:  33,025,563 msg/sec
                 tbb::spin_mutex, 2,s:  21,156,077 msg/sec
                 tbb::spin_mutex, 2,i:  18,420,533 msg/sec
                 tbb::spin_mutex, 3,s:   7,422,321 msg/sec
                 tbb::spin_mutex, 3,i:  11,111,207 msg/sec
                 tbb::spin_mutex, 4,s:   3,263,397 msg/sec
                 tbb::spin_mutex, 4,i:   6,315,828 msg/sec
                 tbb::spin_mutex, 5,s:   5,561,625 msg/sec
                 tbb::spin_mutex, 5,i:   5,668,514 msg/sec
                 tbb::spin_mutex, 6,s:   5,410,723 msg/sec
                 tbb::spin_mutex, 6,i:   4,379,028 msg/sec
                 tbb::spin_mutex, 7,s:   4,829,528 msg/sec
                 tbb::spin_mutex, 7,i:   4,290,611 msg/sec
                 tbb::spin_mutex, 8,s:   4,266,368 msg/sec
                 tbb::spin_mutex, 8,i:   4,197,906 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,308,519 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,390,547 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  15,027,541 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,076,908 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,198,380 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,986,302 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,439,741 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,317,479 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,652,886 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,881,436 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,076,274 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,910,560 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,064,572 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,980,996 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,995,882 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,088,705 msg/sec
     xenium::michael_scott_queue, 1,s:   9,482,537 msg/sec
     xenium::michael_scott_queue, 1,i:   9,476,501 msg/sec
     xenium::michael_scott_queue, 2,s:   8,513,156 msg/sec
     xenium::michael_scott_queue, 2,i:   8,579,870 msg/sec
     xenium::michael_scott_queue, 3,s:   7,119,844 msg/sec
     xenium::michael_scott_queue, 3,i:   7,583,895 msg/sec
     xenium::michael_scott_queue, 4,s:   6,356,224 msg/sec
     xenium::michael_scott_queue, 4,i:   6,347,959 msg/sec
     xenium::michael_scott_queue, 5,s:   6,296,941 msg/sec
     xenium::michael_scott_queue, 5,i:   6,683,346 msg/sec
     xenium::michael_scott_queue, 6,s:   6,521,639 msg/sec
     xenium::michael_scott_queue, 6,i:   6,724,325 msg/sec
     xenium::michael_scott_queue, 7,s:   6,371,693 msg/sec
     xenium::michael_scott_queue, 7,i:   6,497,413 msg/sec
     xenium::michael_scott_queue, 8,s:   6,048,074 msg/sec
     xenium::michael_scott_queue, 8,i:   6,091,789 msg/sec
         xenium::ramalhete_queue, 1,s:  32,092,578 msg/sec
         xenium::ramalhete_queue, 1,i:  32,248,107 msg/sec
         xenium::ramalhete_queue, 2,s:  23,473,899 msg/sec
         xenium::ramalhete_queue, 2,i:  23,317,062 msg/sec
         xenium::ramalhete_queue, 3,s:  29,204,012 msg/sec
         xenium::ramalhete_queue, 3,i:  28,790,309 msg/sec
         xenium::ramalhete_queue, 4,s:  33,941,372 msg/sec
         xenium::ramalhete_queue, 4,i:  33,429,713 msg/sec
         xenium::ramalhete_queue, 5,s:  32,189,557 msg/sec
         xenium::ramalhete_queue, 5,i:  38,359,295 msg/sec
         xenium::ramalhete_queue, 6,s:  33,922,502 msg/sec
         xenium::ramalhete_queue, 6,i:  39,010,359 msg/sec
         xenium::ramalhete_queue, 7,s:  35,049,395 msg/sec
         xenium::ramalhete_queue, 7,i:  40,971,911 msg/sec
         xenium::ramalhete_queue, 8,s:  35,596,089 msg/sec
         xenium::ramalhete_queue, 8,i:  44,109,205 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,232,272 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 112,712,089 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,863,165 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,909,253 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,483,002 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,092,669 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,596,216 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,169,470 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,074,883 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,365,372 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,199,521 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,225,979 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,190,779 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,959,652 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,386,786 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,546,072 msg/sec
                     AtomicQueue, 1,s:  63,389,309 msg/sec
                     AtomicQueue, 1,i:  56,857,655 msg/sec
                     AtomicQueue, 2,s:  12,273,962 msg/sec
                     AtomicQueue, 2,i:  11,724,682 msg/sec
                     AtomicQueue, 3,s:  10,713,145 msg/sec
                     AtomicQueue, 3,i:   9,886,927 msg/sec
                     AtomicQueue, 4,s:   8,141,090 msg/sec
                     AtomicQueue, 4,i:   8,184,833 msg/sec
                     AtomicQueue, 5,s:   8,011,236 msg/sec
                     AtomicQueue, 5,i:   8,073,543 msg/sec
                     AtomicQueue, 6,s:   7,844,266 msg/sec
                     AtomicQueue, 6,i:   7,615,935 msg/sec
                     AtomicQueue, 7,s:   7,147,389 msg/sec
                     AtomicQueue, 7,i:   7,967,262 msg/sec
                     AtomicQueue, 8,s:   6,339,265 msg/sec
                     AtomicQueue, 8,i:   7,453,959 msg/sec
                    AtomicQueueB, 1,s:  43,899,993 msg/sec
                    AtomicQueueB, 1,i:  43,035,772 msg/sec
                    AtomicQueueB, 2,s:  11,740,675 msg/sec
                    AtomicQueueB, 2,i:  11,486,801 msg/sec
                    AtomicQueueB, 3,s:  11,009,488 msg/sec
                    AtomicQueueB, 3,i:  10,052,993 msg/sec
                    AtomicQueueB, 4,s:   7,976,983 msg/sec
                    AtomicQueueB, 4,i:   7,960,431 msg/sec
                    AtomicQueueB, 5,s:   7,641,965 msg/sec
                    AtomicQueueB, 5,i:   7,799,631 msg/sec
                    AtomicQueueB, 6,s:   7,314,431 msg/sec
                    AtomicQueueB, 6,i:   7,519,239 msg/sec
                    AtomicQueueB, 7,s:   6,878,997 msg/sec
                    AtomicQueueB, 7,i:   7,738,649 msg/sec
                    AtomicQueueB, 8,s:   6,238,752 msg/sec
                    AtomicQueueB, 8,i:   7,139,647 msg/sec
             OptimistAtomicQueue, 1,s: 577,590,221 msg/sec
             OptimistAtomicQueue, 1,i: 511,861,101 msg/sec
             OptimistAtomicQueue, 2,s:  32,560,311 msg/sec
             OptimistAtomicQueue, 2,i:  32,623,812 msg/sec
             OptimistAtomicQueue, 3,s:  36,678,762 msg/sec
             OptimistAtomicQueue, 3,i:  37,427,443 msg/sec
             OptimistAtomicQueue, 4,s:  39,307,033 msg/sec
             OptimistAtomicQueue, 4,i:  39,373,718 msg/sec
             OptimistAtomicQueue, 5,s:  42,367,766 msg/sec
             OptimistAtomicQueue, 5,i:  46,142,105 msg/sec
             OptimistAtomicQueue, 6,s:  42,497,758 msg/sec
             OptimistAtomicQueue, 6,i:  50,423,675 msg/sec
             OptimistAtomicQueue, 7,s:  45,050,953 msg/sec
             OptimistAtomicQueue, 7,i:  52,057,800 msg/sec
             OptimistAtomicQueue, 8,s:  46,387,246 msg/sec
             OptimistAtomicQueue, 8,i:  48,853,007 msg/sec
            OptimistAtomicQueueB, 1,s: 150,498,890 msg/sec
            OptimistAtomicQueueB, 1,i:  76,422,705 msg/sec
            OptimistAtomicQueueB, 2,s:  32,196,410 msg/sec
            OptimistAtomicQueueB, 2,i:  32,165,893 msg/sec
            OptimistAtomicQueueB, 3,s:  36,272,046 msg/sec
            OptimistAtomicQueueB, 3,i:  36,910,768 msg/sec
            OptimistAtomicQueueB, 4,s:  38,665,273 msg/sec
            OptimistAtomicQueueB, 4,i:  38,573,057 msg/sec
            OptimistAtomicQueueB, 5,s:  41,151,238 msg/sec
            OptimistAtomicQueueB, 5,i:  45,344,692 msg/sec
            OptimistAtomicQueueB, 6,s:  41,390,744 msg/sec
            OptimistAtomicQueueB, 6,i:  48,738,733 msg/sec
            OptimistAtomicQueueB, 7,s:  42,181,516 msg/sec
            OptimistAtomicQueueB, 7,i:  51,463,007 msg/sec
            OptimistAtomicQueueB, 8,s:  44,559,621 msg/sec
            OptimistAtomicQueueB, 8,i:  47,642,093 msg/sec
                    AtomicQueue2, 1,s:  22,866,357 msg/sec
                    AtomicQueue2, 1,i:  22,850,315 msg/sec
                    AtomicQueue2, 2,s:  11,878,543 msg/sec
                    AtomicQueue2, 2,i:  11,459,676 msg/sec
                    AtomicQueue2, 3,s:   9,408,871 msg/sec
                    AtomicQueue2, 3,i:   9,386,684 msg/sec
                    AtomicQueue2, 4,s:   8,105,167 msg/sec
                    AtomicQueue2, 4,i:   8,057,588 msg/sec
                    AtomicQueue2, 5,s:   7,943,056 msg/sec
                    AtomicQueue2, 5,i:   8,076,440 msg/sec
                    AtomicQueue2, 6,s:   7,704,336 msg/sec
                    AtomicQueue2, 6,i:   7,534,626 msg/sec
                    AtomicQueue2, 7,s:   7,076,734 msg/sec
                    AtomicQueue2, 7,i:   7,892,191 msg/sec
                    AtomicQueue2, 8,s:   6,367,531 msg/sec
                    AtomicQueue2, 8,i:   7,359,509 msg/sec
                   AtomicQueueB2, 1,s:  36,212,982 msg/sec
                   AtomicQueueB2, 1,i:  32,875,419 msg/sec
                   AtomicQueueB2, 2,s:  11,463,274 msg/sec
                   AtomicQueueB2, 2,i:  11,069,734 msg/sec
                   AtomicQueueB2, 3,s:   9,590,551 msg/sec
                   AtomicQueueB2, 3,i:   9,587,785 msg/sec
                   AtomicQueueB2, 4,s:   7,976,869 msg/sec
                   AtomicQueueB2, 4,i:   7,846,434 msg/sec
                   AtomicQueueB2, 5,s:   7,480,105 msg/sec
                   AtomicQueueB2, 5,i:   7,671,740 msg/sec
                   AtomicQueueB2, 6,s:   7,201,154 msg/sec
                   AtomicQueueB2, 6,i:   7,464,217 msg/sec
                   AtomicQueueB2, 7,s:   6,839,504 msg/sec
                   AtomicQueueB2, 7,i:   7,711,002 msg/sec
                   AtomicQueueB2, 8,s:   6,260,824 msg/sec
                   AtomicQueueB2, 8,i:   7,072,773 msg/sec
            OptimistAtomicQueue2, 1,s: 421,150,560 msg/sec
            OptimistAtomicQueue2, 1,i:  31,562,866 msg/sec
            OptimistAtomicQueue2, 2,s:  24,935,731 msg/sec
            OptimistAtomicQueue2, 2,i:  24,016,502 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,982 msg/sec
            OptimistAtomicQueue2, 3,i:  30,125,362 msg/sec
            OptimistAtomicQueue2, 4,s:  33,301,866 msg/sec
            OptimistAtomicQueue2, 4,i:  32,964,408 msg/sec
            OptimistAtomicQueue2, 5,s:  37,008,484 msg/sec
            OptimistAtomicQueue2, 5,i:  41,256,620 msg/sec
            OptimistAtomicQueue2, 6,s:  40,164,531 msg/sec
            OptimistAtomicQueue2, 6,i:  49,302,063 msg/sec
            OptimistAtomicQueue2, 7,s:  43,240,656 msg/sec
            OptimistAtomicQueue2, 7,i:  51,545,209 msg/sec
            OptimistAtomicQueue2, 8,s:  43,989,050 msg/sec
            OptimistAtomicQueue2, 8,i:  48,402,639 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,648,586 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,877,789 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,852,969 msg/sec
           OptimistAtomicQueueB2, 2,i:  27,377,696 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,670,120 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,130,204 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,359,967 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,667,727 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,793,154 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,408,440 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,547,593 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,397,910 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,907,609 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,391,675 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,149,575 msg/sec
           OptimistAtomicQueueB2, 8,i:  44,625,593 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000128 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000291 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000258 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000189 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[79] 377m:7s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,313,771 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,791,533 msg/sec
          boost::lockfree::queue, 1,s:   6,958,875 msg/sec
          boost::lockfree::queue, 1,i:   6,901,819 msg/sec
          boost::lockfree::queue, 2,s:   7,704,766 msg/sec
          boost::lockfree::queue, 2,i:   7,434,297 msg/sec
          boost::lockfree::queue, 3,s:   7,465,471 msg/sec
          boost::lockfree::queue, 3,i:   7,479,964 msg/sec
          boost::lockfree::queue, 4,s:   6,424,169 msg/sec
          boost::lockfree::queue, 4,i:   6,755,310 msg/sec
          boost::lockfree::queue, 5,s:   6,459,434 msg/sec
          boost::lockfree::queue, 5,i:   6,486,589 msg/sec
          boost::lockfree::queue, 6,s:   5,973,133 msg/sec
          boost::lockfree::queue, 6,i:   6,103,679 msg/sec
          boost::lockfree::queue, 7,s:   6,036,488 msg/sec
          boost::lockfree::queue, 7,i:   6,049,978 msg/sec
          boost::lockfree::queue, 8,s:   5,491,826 msg/sec
          boost::lockfree::queue, 8,i:   5,555,751 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 107,255,476 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  69,025,539 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,068,776 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,766,743 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,388,593 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,378,449 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,281,932 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,812,245 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,478,846 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,918,750 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,243,566 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,542,948 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,187,301 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,419,391 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,228,397 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,930,909 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,436,222 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,764,750 msg/sec
                pthread_spinlock, 1,s:  28,966,812 msg/sec
                pthread_spinlock, 1,i:  25,446,902 msg/sec
                pthread_spinlock, 2,s:  16,054,000 msg/sec
                pthread_spinlock, 2,i:  17,228,913 msg/sec
                pthread_spinlock, 3,s:   8,352,341 msg/sec
                pthread_spinlock, 3,i:  11,907,438 msg/sec
                pthread_spinlock, 4,s:   6,485,399 msg/sec
                pthread_spinlock, 4,i:   9,017,543 msg/sec
                pthread_spinlock, 5,s:   8,797,556 msg/sec
                pthread_spinlock, 5,i:   9,470,515 msg/sec
                pthread_spinlock, 6,s:   8,322,426 msg/sec
                pthread_spinlock, 6,i:   8,676,977 msg/sec
                pthread_spinlock, 7,s:   7,533,572 msg/sec
                pthread_spinlock, 7,i:   8,130,734 msg/sec
                pthread_spinlock, 8,s:   6,665,671 msg/sec
                pthread_spinlock, 8,i:   6,897,430 msg/sec
                      std::mutex, 1,s:   7,185,677 msg/sec
                      std::mutex, 1,i:   7,113,914 msg/sec
                      std::mutex, 2,s:   5,092,152 msg/sec
                      std::mutex, 2,i:   5,623,073 msg/sec
                      std::mutex, 3,s:   4,988,753 msg/sec
                      std::mutex, 3,i:   6,047,005 msg/sec
                      std::mutex, 4,s:   6,098,278 msg/sec
                      std::mutex, 4,i:   6,195,308 msg/sec
                      std::mutex, 5,s:   5,973,191 msg/sec
                      std::mutex, 5,i:   5,883,597 msg/sec
                      std::mutex, 6,s:   5,892,200 msg/sec
                      std::mutex, 6,i:   5,866,014 msg/sec
                      std::mutex, 7,s:   5,768,885 msg/sec
                      std::mutex, 7,i:   5,736,168 msg/sec
                      std::mutex, 8,s:   5,613,199 msg/sec
                      std::mutex, 8,i:   5,640,388 msg/sec
                 tbb::spin_mutex, 1,s:  37,589,040 msg/sec
                 tbb::spin_mutex, 1,i:  37,749,037 msg/sec
                 tbb::spin_mutex, 2,s:  21,098,649 msg/sec
                 tbb::spin_mutex, 2,i:  18,405,634 msg/sec
                 tbb::spin_mutex, 3,s:   7,412,678 msg/sec
                 tbb::spin_mutex, 3,i:  10,227,354 msg/sec
                 tbb::spin_mutex, 4,s:   3,117,104 msg/sec
                 tbb::spin_mutex, 4,i:   6,450,690 msg/sec
                 tbb::spin_mutex, 5,s:   5,407,456 msg/sec
                 tbb::spin_mutex, 5,i:   5,753,721 msg/sec
                 tbb::spin_mutex, 6,s:   5,233,700 msg/sec
                 tbb::spin_mutex, 6,i:   4,350,332 msg/sec
                 tbb::spin_mutex, 7,s:   4,847,609 msg/sec
                 tbb::spin_mutex, 7,i:   4,342,973 msg/sec
                 tbb::spin_mutex, 8,s:   4,250,883 msg/sec
                 tbb::spin_mutex, 8,i:   4,090,371 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,336,835 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,431,192 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  15,039,262 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,271,176 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,199,761 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,003,866 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,402,774 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,307,739 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,755,065 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,920,663 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,023,126 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,890,210 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,910,115 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,947,627 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,970,115 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,077,278 msg/sec
     xenium::michael_scott_queue, 1,s:   9,508,011 msg/sec
     xenium::michael_scott_queue, 1,i:   9,598,324 msg/sec
     xenium::michael_scott_queue, 2,s:   8,590,793 msg/sec
     xenium::michael_scott_queue, 2,i:   8,577,799 msg/sec
     xenium::michael_scott_queue, 3,s:   7,166,322 msg/sec
     xenium::michael_scott_queue, 3,i:   7,557,008 msg/sec
     xenium::michael_scott_queue, 4,s:   6,307,717 msg/sec
     xenium::michael_scott_queue, 4,i:   6,366,347 msg/sec
     xenium::michael_scott_queue, 5,s:   6,255,958 msg/sec
     xenium::michael_scott_queue, 5,i:   6,603,773 msg/sec
     xenium::michael_scott_queue, 6,s:   6,468,318 msg/sec
     xenium::michael_scott_queue, 6,i:   6,807,457 msg/sec
     xenium::michael_scott_queue, 7,s:   6,291,696 msg/sec
     xenium::michael_scott_queue, 7,i:   6,472,178 msg/sec
     xenium::michael_scott_queue, 8,s:   6,043,637 msg/sec
     xenium::michael_scott_queue, 8,i:   6,047,276 msg/sec
         xenium::ramalhete_queue, 1,s:  31,899,337 msg/sec
         xenium::ramalhete_queue, 1,i:  32,057,326 msg/sec
         xenium::ramalhete_queue, 2,s:  23,725,070 msg/sec
         xenium::ramalhete_queue, 2,i:  23,374,537 msg/sec
         xenium::ramalhete_queue, 3,s:  29,318,423 msg/sec
         xenium::ramalhete_queue, 3,i:  28,505,193 msg/sec
         xenium::ramalhete_queue, 4,s:  33,938,478 msg/sec
         xenium::ramalhete_queue, 4,i:  33,519,814 msg/sec
         xenium::ramalhete_queue, 5,s:  32,185,211 msg/sec
         xenium::ramalhete_queue, 5,i:  35,974,467 msg/sec
         xenium::ramalhete_queue, 6,s:  34,146,092 msg/sec
         xenium::ramalhete_queue, 6,i:  39,628,837 msg/sec
         xenium::ramalhete_queue, 7,s:  35,199,870 msg/sec
         xenium::ramalhete_queue, 7,i:  41,236,994 msg/sec
         xenium::ramalhete_queue, 8,s:  35,363,005 msg/sec
         xenium::ramalhete_queue, 8,i:  43,624,655 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,246,952 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,798,576 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  25,780,822 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,000,088 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,555,973 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,874,715 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,551,889 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,417,802 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,008,102 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,377,992 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,155,507 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,245,704 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,245,069 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,036,900 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,383,238 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,322,832 msg/sec
                     AtomicQueue, 1,s:  58,410,944 msg/sec
                     AtomicQueue, 1,i:  57,163,828 msg/sec
                     AtomicQueue, 2,s:  12,279,530 msg/sec
                     AtomicQueue, 2,i:  11,704,833 msg/sec
                     AtomicQueue, 3,s:  10,767,701 msg/sec
                     AtomicQueue, 3,i:   9,952,693 msg/sec
                     AtomicQueue, 4,s:   8,186,922 msg/sec
                     AtomicQueue, 4,i:   8,188,383 msg/sec
                     AtomicQueue, 5,s:   8,018,418 msg/sec
                     AtomicQueue, 5,i:   8,086,528 msg/sec
                     AtomicQueue, 6,s:   7,779,701 msg/sec
                     AtomicQueue, 6,i:   7,624,793 msg/sec
                     AtomicQueue, 7,s:   7,189,228 msg/sec
                     AtomicQueue, 7,i:   7,961,012 msg/sec
                     AtomicQueue, 8,s:   6,356,810 msg/sec
                     AtomicQueue, 8,i:   7,437,151 msg/sec
                    AtomicQueueB, 1,s:  46,328,790 msg/sec
                    AtomicQueueB, 1,i:  43,991,983 msg/sec
                    AtomicQueueB, 2,s:  11,822,283 msg/sec
                    AtomicQueueB, 2,i:  11,522,841 msg/sec
                    AtomicQueueB, 3,s:  11,000,174 msg/sec
                    AtomicQueueB, 3,i:  10,313,521 msg/sec
                    AtomicQueueB, 4,s:   8,120,755 msg/sec
                    AtomicQueueB, 4,i:   8,041,376 msg/sec
                    AtomicQueueB, 5,s:   7,661,659 msg/sec
                    AtomicQueueB, 5,i:   7,845,418 msg/sec
                    AtomicQueueB, 6,s:   7,288,515 msg/sec
                    AtomicQueueB, 6,i:   7,542,558 msg/sec
                    AtomicQueueB, 7,s:   6,852,523 msg/sec
                    AtomicQueueB, 7,i:   7,578,794 msg/sec
                    AtomicQueueB, 8,s:   6,257,039 msg/sec
                    AtomicQueueB, 8,i:   7,146,124 msg/sec
             OptimistAtomicQueue, 1,s: 735,121,012 msg/sec
             OptimistAtomicQueue, 1,i: 569,775,246 msg/sec
             OptimistAtomicQueue, 2,s:  32,643,141 msg/sec
             OptimistAtomicQueue, 2,i:  32,716,098 msg/sec
             OptimistAtomicQueue, 3,s:  36,682,584 msg/sec
             OptimistAtomicQueue, 3,i:  37,413,378 msg/sec
             OptimistAtomicQueue, 4,s:  39,266,610 msg/sec
             OptimistAtomicQueue, 4,i:  39,420,815 msg/sec
             OptimistAtomicQueue, 5,s:  42,520,985 msg/sec
             OptimistAtomicQueue, 5,i:  46,244,010 msg/sec
             OptimistAtomicQueue, 6,s:  41,864,999 msg/sec
             OptimistAtomicQueue, 6,i:  50,328,397 msg/sec
             OptimistAtomicQueue, 7,s:  44,098,965 msg/sec
             OptimistAtomicQueue, 7,i:  52,007,295 msg/sec
             OptimistAtomicQueue, 8,s:  46,462,563 msg/sec
             OptimistAtomicQueue, 8,i:  48,929,959 msg/sec
            OptimistAtomicQueueB, 1,s:  77,692,269 msg/sec
            OptimistAtomicQueueB, 1,i: 126,951,768 msg/sec
            OptimistAtomicQueueB, 2,s:  32,157,653 msg/sec
            OptimistAtomicQueueB, 2,i:  32,351,950 msg/sec
            OptimistAtomicQueueB, 3,s:  36,138,272 msg/sec
            OptimistAtomicQueueB, 3,i:  36,840,499 msg/sec
            OptimistAtomicQueueB, 4,s:  38,674,813 msg/sec
            OptimistAtomicQueueB, 4,i:  38,658,246 msg/sec
            OptimistAtomicQueueB, 5,s:  41,176,689 msg/sec
            OptimistAtomicQueueB, 5,i:  45,317,055 msg/sec
            OptimistAtomicQueueB, 6,s:  41,031,052 msg/sec
            OptimistAtomicQueueB, 6,i:  49,317,216 msg/sec
            OptimistAtomicQueueB, 7,s:  42,551,064 msg/sec
            OptimistAtomicQueueB, 7,i:  48,286,765 msg/sec
            OptimistAtomicQueueB, 8,s:  44,603,904 msg/sec
            OptimistAtomicQueueB, 8,i:  47,867,470 msg/sec
                    AtomicQueue2, 1,s:  22,912,588 msg/sec
                    AtomicQueue2, 1,i:  22,822,522 msg/sec
                    AtomicQueue2, 2,s:  11,635,504 msg/sec
                    AtomicQueue2, 2,i:  11,453,806 msg/sec
                    AtomicQueue2, 3,s:   9,346,910 msg/sec
                    AtomicQueue2, 3,i:   9,367,733 msg/sec
                    AtomicQueue2, 4,s:   8,088,624 msg/sec
                    AtomicQueue2, 4,i:   8,058,676 msg/sec
                    AtomicQueue2, 5,s:   7,914,214 msg/sec
                    AtomicQueue2, 5,i:   8,013,359 msg/sec
                    AtomicQueue2, 6,s:   7,783,204 msg/sec
                    AtomicQueue2, 6,i:   7,541,353 msg/sec
                    AtomicQueue2, 7,s:   7,141,035 msg/sec
                    AtomicQueue2, 7,i:   7,897,108 msg/sec
                    AtomicQueue2, 8,s:   6,393,433 msg/sec
                    AtomicQueue2, 8,i:   7,350,225 msg/sec
                   AtomicQueueB2, 1,s:  36,343,337 msg/sec
                   AtomicQueueB2, 1,i:  32,622,838 msg/sec
                   AtomicQueueB2, 2,s:  11,489,107 msg/sec
                   AtomicQueueB2, 2,i:  11,067,883 msg/sec
                   AtomicQueueB2, 3,s:   9,794,034 msg/sec
                   AtomicQueueB2, 3,i:   9,574,257 msg/sec
                   AtomicQueueB2, 4,s:   7,955,697 msg/sec
                   AtomicQueueB2, 4,i:   7,874,675 msg/sec
                   AtomicQueueB2, 5,s:   7,495,826 msg/sec
                   AtomicQueueB2, 5,i:   7,727,284 msg/sec
                   AtomicQueueB2, 6,s:   7,268,196 msg/sec
                   AtomicQueueB2, 6,i:   7,463,133 msg/sec
                   AtomicQueueB2, 7,s:   6,788,092 msg/sec
                   AtomicQueueB2, 7,i:   7,712,102 msg/sec
                   AtomicQueueB2, 8,s:   6,337,588 msg/sec
                   AtomicQueueB2, 8,i:   7,081,976 msg/sec
            OptimistAtomicQueue2, 1,s: 609,871,192 msg/sec
            OptimistAtomicQueue2, 1,i:  53,149,946 msg/sec
            OptimistAtomicQueue2, 2,s:  22,579,773 msg/sec
            OptimistAtomicQueue2, 2,i:  23,923,710 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,948 msg/sec
            OptimistAtomicQueue2, 3,i:  30,271,085 msg/sec
            OptimistAtomicQueue2, 4,s:  33,188,941 msg/sec
            OptimistAtomicQueue2, 4,i:  33,194,517 msg/sec
            OptimistAtomicQueue2, 5,s:  36,966,823 msg/sec
            OptimistAtomicQueue2, 5,i:  40,672,429 msg/sec
            OptimistAtomicQueue2, 6,s:  40,166,906 msg/sec
            OptimistAtomicQueue2, 6,i:  49,246,154 msg/sec
            OptimistAtomicQueue2, 7,s:  42,805,720 msg/sec
            OptimistAtomicQueue2, 7,i:  51,555,925 msg/sec
            OptimistAtomicQueue2, 8,s:  43,744,855 msg/sec
            OptimistAtomicQueue2, 8,i:  48,619,953 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,308,417 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,874,662 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,669,866 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,136,762 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,744,631 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,004,996 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,152,131 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,024,316 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,553,844 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,087,054 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,396,211 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,324,255 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,345,503 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,471,522 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,341,765 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,256,034 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000325 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000135 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000236 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000294 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000377 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000217 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[80] 375m:47s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,822,050 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,216,170 msg/sec
          boost::lockfree::queue, 1,s:   6,822,780 msg/sec
          boost::lockfree::queue, 1,i:   6,982,866 msg/sec
          boost::lockfree::queue, 2,s:   7,526,843 msg/sec
          boost::lockfree::queue, 2,i:   7,450,170 msg/sec
          boost::lockfree::queue, 3,s:   7,334,289 msg/sec
          boost::lockfree::queue, 3,i:   7,536,455 msg/sec
          boost::lockfree::queue, 4,s:   6,409,217 msg/sec
          boost::lockfree::queue, 4,i:   6,787,065 msg/sec
          boost::lockfree::queue, 5,s:   6,437,343 msg/sec
          boost::lockfree::queue, 5,i:   6,543,683 msg/sec
          boost::lockfree::queue, 6,s:   5,980,555 msg/sec
          boost::lockfree::queue, 6,i:   6,130,782 msg/sec
          boost::lockfree::queue, 7,s:   5,937,447 msg/sec
          boost::lockfree::queue, 7,i:   6,013,658 msg/sec
          boost::lockfree::queue, 8,s:   5,508,052 msg/sec
          boost::lockfree::queue, 8,i:   5,627,948 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  62,694,121 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  61,525,224 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,698,162 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,786,098 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,438,611 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,648,569 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,980,042 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,680,583 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,241,272 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,888,795 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,121,883 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,542,839 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,106,756 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  34,373,149 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,878,949 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,359,833 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,127,801 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,104,201 msg/sec
                pthread_spinlock, 1,s:  29,160,987 msg/sec
                pthread_spinlock, 1,i:  25,424,063 msg/sec
                pthread_spinlock, 2,s:  15,539,388 msg/sec
                pthread_spinlock, 2,i:  16,917,169 msg/sec
                pthread_spinlock, 3,s:   8,372,083 msg/sec
                pthread_spinlock, 3,i:  12,026,773 msg/sec
                pthread_spinlock, 4,s:   6,513,342 msg/sec
                pthread_spinlock, 4,i:   8,838,278 msg/sec
                pthread_spinlock, 5,s:   8,629,744 msg/sec
                pthread_spinlock, 5,i:   9,341,082 msg/sec
                pthread_spinlock, 6,s:   8,281,959 msg/sec
                pthread_spinlock, 6,i:   8,597,683 msg/sec
                pthread_spinlock, 7,s:   7,531,064 msg/sec
                pthread_spinlock, 7,i:   7,659,320 msg/sec
                pthread_spinlock, 8,s:   6,861,482 msg/sec
                pthread_spinlock, 8,i:   7,339,679 msg/sec
                      std::mutex, 1,s:   7,780,542 msg/sec
                      std::mutex, 1,i:   6,919,975 msg/sec
                      std::mutex, 2,s:   6,157,990 msg/sec
                      std::mutex, 2,i:   6,371,727 msg/sec
                      std::mutex, 3,s:   6,223,705 msg/sec
                      std::mutex, 3,i:   6,366,391 msg/sec
                      std::mutex, 4,s:   5,765,799 msg/sec
                      std::mutex, 4,i:   5,612,947 msg/sec
                      std::mutex, 5,s:   5,332,085 msg/sec
                      std::mutex, 5,i:   6,137,844 msg/sec
                      std::mutex, 6,s:   6,093,925 msg/sec
                      std::mutex, 6,i:   6,101,091 msg/sec
                      std::mutex, 7,s:   6,012,052 msg/sec
                      std::mutex, 7,i:   6,020,626 msg/sec
                      std::mutex, 8,s:   5,784,036 msg/sec
                      std::mutex, 8,i:   5,810,505 msg/sec
                 tbb::spin_mutex, 1,s:  37,763,727 msg/sec
                 tbb::spin_mutex, 1,i:  37,393,973 msg/sec
                 tbb::spin_mutex, 2,s:  21,115,756 msg/sec
                 tbb::spin_mutex, 2,i:  18,472,036 msg/sec
                 tbb::spin_mutex, 3,s:   8,793,104 msg/sec
                 tbb::spin_mutex, 3,i:  10,318,434 msg/sec
                 tbb::spin_mutex, 4,s:   3,124,548 msg/sec
                 tbb::spin_mutex, 4,i:   6,358,430 msg/sec
                 tbb::spin_mutex, 5,s:   5,262,477 msg/sec
                 tbb::spin_mutex, 5,i:   5,808,045 msg/sec
                 tbb::spin_mutex, 6,s:   5,325,656 msg/sec
                 tbb::spin_mutex, 6,i:   4,335,646 msg/sec
                 tbb::spin_mutex, 7,s:   4,713,957 msg/sec
                 tbb::spin_mutex, 7,i:   4,318,088 msg/sec
                 tbb::spin_mutex, 8,s:   4,250,489 msg/sec
                 tbb::spin_mutex, 8,i:   4,161,982 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,365,343 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,552,611 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  15,030,117 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,175,916 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,168,008 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,858,559 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,418,080 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,273,360 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,771,746 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,879,941 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,022,491 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,914,049 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,898,676 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,951,180 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,939,257 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,097,510 msg/sec
     xenium::michael_scott_queue, 1,s:   9,264,581 msg/sec
     xenium::michael_scott_queue, 1,i:   9,105,281 msg/sec
     xenium::michael_scott_queue, 2,s:   8,607,295 msg/sec
     xenium::michael_scott_queue, 2,i:   8,464,741 msg/sec
     xenium::michael_scott_queue, 3,s:   7,211,658 msg/sec
     xenium::michael_scott_queue, 3,i:   7,597,115 msg/sec
     xenium::michael_scott_queue, 4,s:   6,339,689 msg/sec
     xenium::michael_scott_queue, 4,i:   6,320,081 msg/sec
     xenium::michael_scott_queue, 5,s:   6,330,850 msg/sec
     xenium::michael_scott_queue, 5,i:   6,803,404 msg/sec
     xenium::michael_scott_queue, 6,s:   6,476,793 msg/sec
     xenium::michael_scott_queue, 6,i:   6,969,901 msg/sec
     xenium::michael_scott_queue, 7,s:   6,272,859 msg/sec
     xenium::michael_scott_queue, 7,i:   6,554,862 msg/sec
     xenium::michael_scott_queue, 8,s:   6,008,661 msg/sec
     xenium::michael_scott_queue, 8,i:   6,053,095 msg/sec
         xenium::ramalhete_queue, 1,s:  32,346,683 msg/sec
         xenium::ramalhete_queue, 1,i:  31,856,837 msg/sec
         xenium::ramalhete_queue, 2,s:  23,732,335 msg/sec
         xenium::ramalhete_queue, 2,i:  24,358,222 msg/sec
         xenium::ramalhete_queue, 3,s:  29,246,838 msg/sec
         xenium::ramalhete_queue, 3,i:  28,444,231 msg/sec
         xenium::ramalhete_queue, 4,s:  33,842,917 msg/sec
         xenium::ramalhete_queue, 4,i:  33,510,870 msg/sec
         xenium::ramalhete_queue, 5,s:  32,018,940 msg/sec
         xenium::ramalhete_queue, 5,i:  35,960,161 msg/sec
         xenium::ramalhete_queue, 6,s:  33,999,624 msg/sec
         xenium::ramalhete_queue, 6,i:  38,726,000 msg/sec
         xenium::ramalhete_queue, 7,s:  35,066,988 msg/sec
         xenium::ramalhete_queue, 7,i:  41,286,599 msg/sec
         xenium::ramalhete_queue, 8,s:  35,534,975 msg/sec
         xenium::ramalhete_queue, 8,i:  43,908,063 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,228,733 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,827,695 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,520,864 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,198,374 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,607,133 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,797,060 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,526,667 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,255,109 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,607,192 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,330,503 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,931,799 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,353,956 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,208,564 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,146,938 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,888 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,523,260 msg/sec
                     AtomicQueue, 1,s: 158,028,399 msg/sec
                     AtomicQueue, 1,i:  57,612,871 msg/sec
                     AtomicQueue, 2,s:  12,275,568 msg/sec
                     AtomicQueue, 2,i:  11,743,620 msg/sec
                     AtomicQueue, 3,s:  10,730,895 msg/sec
                     AtomicQueue, 3,i:   9,881,220 msg/sec
                     AtomicQueue, 4,s:   8,220,481 msg/sec
                     AtomicQueue, 4,i:   8,211,133 msg/sec
                     AtomicQueue, 5,s:   8,030,248 msg/sec
                     AtomicQueue, 5,i:   8,123,997 msg/sec
                     AtomicQueue, 6,s:   7,937,031 msg/sec
                     AtomicQueue, 6,i:   7,591,757 msg/sec
                     AtomicQueue, 7,s:   7,137,124 msg/sec
                     AtomicQueue, 7,i:   7,977,092 msg/sec
                     AtomicQueue, 8,s:   6,362,081 msg/sec
                     AtomicQueue, 8,i:   7,295,192 msg/sec
                    AtomicQueueB, 1,s:  43,216,502 msg/sec
                    AtomicQueueB, 1,i:  76,184,012 msg/sec
                    AtomicQueueB, 2,s:  11,767,656 msg/sec
                    AtomicQueueB, 2,i:  11,454,158 msg/sec
                    AtomicQueueB, 3,s:  10,936,063 msg/sec
                    AtomicQueueB, 3,i:  10,276,446 msg/sec
                    AtomicQueueB, 4,s:   8,024,598 msg/sec
                    AtomicQueueB, 4,i:   8,035,666 msg/sec
                    AtomicQueueB, 5,s:   7,529,073 msg/sec
                    AtomicQueueB, 5,i:   7,758,193 msg/sec
                    AtomicQueueB, 6,s:   7,273,703 msg/sec
                    AtomicQueueB, 6,i:   7,517,052 msg/sec
                    AtomicQueueB, 7,s:   6,881,804 msg/sec
                    AtomicQueueB, 7,i:   7,749,311 msg/sec
                    AtomicQueueB, 8,s:   6,237,627 msg/sec
                    AtomicQueueB, 8,i:   7,130,856 msg/sec
             OptimistAtomicQueue, 1,s: 740,045,646 msg/sec
             OptimistAtomicQueue, 1,i: 702,279,493 msg/sec
             OptimistAtomicQueue, 2,s:  32,638,925 msg/sec
             OptimistAtomicQueue, 2,i:  32,697,556 msg/sec
             OptimistAtomicQueue, 3,s:  36,673,124 msg/sec
             OptimistAtomicQueue, 3,i:  37,408,855 msg/sec
             OptimistAtomicQueue, 4,s:  39,315,396 msg/sec
             OptimistAtomicQueue, 4,i:  39,405,213 msg/sec
             OptimistAtomicQueue, 5,s:  42,507,708 msg/sec
             OptimistAtomicQueue, 5,i:  46,404,256 msg/sec
             OptimistAtomicQueue, 6,s:  42,613,452 msg/sec
             OptimistAtomicQueue, 6,i:  49,824,971 msg/sec
             OptimistAtomicQueue, 7,s:  44,358,640 msg/sec
             OptimistAtomicQueue, 7,i:  49,162,982 msg/sec
             OptimistAtomicQueue, 8,s:  46,363,257 msg/sec
             OptimistAtomicQueue, 8,i:  49,533,272 msg/sec
            OptimistAtomicQueueB, 1,s:  90,087,004 msg/sec
            OptimistAtomicQueueB, 1,i:  76,519,608 msg/sec
            OptimistAtomicQueueB, 2,s:  32,133,250 msg/sec
            OptimistAtomicQueueB, 2,i:  32,236,277 msg/sec
            OptimistAtomicQueueB, 3,s:  36,307,751 msg/sec
            OptimistAtomicQueueB, 3,i:  36,769,586 msg/sec
            OptimistAtomicQueueB, 4,s:  38,653,886 msg/sec
            OptimistAtomicQueueB, 4,i:  38,609,774 msg/sec
            OptimistAtomicQueueB, 5,s:  40,310,086 msg/sec
            OptimistAtomicQueueB, 5,i:  44,431,082 msg/sec
            OptimistAtomicQueueB, 6,s:  41,263,354 msg/sec
            OptimistAtomicQueueB, 6,i:  48,609,021 msg/sec
            OptimistAtomicQueueB, 7,s:  42,418,741 msg/sec
            OptimistAtomicQueueB, 7,i:  51,610,863 msg/sec
            OptimistAtomicQueueB, 8,s:  44,547,885 msg/sec
            OptimistAtomicQueueB, 8,i:  47,792,016 msg/sec
                    AtomicQueue2, 1,s:  22,904,953 msg/sec
                    AtomicQueue2, 1,i:  22,926,957 msg/sec
                    AtomicQueue2, 2,s:  11,913,304 msg/sec
                    AtomicQueue2, 2,i:  11,662,610 msg/sec
                    AtomicQueue2, 3,s:   9,484,278 msg/sec
                    AtomicQueue2, 3,i:   9,449,091 msg/sec
                    AtomicQueue2, 4,s:   8,033,611 msg/sec
                    AtomicQueue2, 4,i:   8,051,590 msg/sec
                    AtomicQueue2, 5,s:   7,915,560 msg/sec
                    AtomicQueue2, 5,i:   8,009,113 msg/sec
                    AtomicQueue2, 6,s:   7,869,904 msg/sec
                    AtomicQueue2, 6,i:   7,539,669 msg/sec
                    AtomicQueue2, 7,s:   7,089,600 msg/sec
                    AtomicQueue2, 7,i:   7,886,008 msg/sec
                    AtomicQueue2, 8,s:   6,375,443 msg/sec
                    AtomicQueue2, 8,i:   7,250,527 msg/sec
                   AtomicQueueB2, 1,s:  36,057,085 msg/sec
                   AtomicQueueB2, 1,i:  32,616,707 msg/sec
                   AtomicQueueB2, 2,s:  11,366,367 msg/sec
                   AtomicQueueB2, 2,i:  11,107,684 msg/sec
                   AtomicQueueB2, 3,s:   9,689,696 msg/sec
                   AtomicQueueB2, 3,i:   9,423,398 msg/sec
                   AtomicQueueB2, 4,s:   7,934,387 msg/sec
                   AtomicQueueB2, 4,i:   7,780,978 msg/sec
                   AtomicQueueB2, 5,s:   7,575,595 msg/sec
                   AtomicQueueB2, 5,i:   7,652,669 msg/sec
                   AtomicQueueB2, 6,s:   7,220,502 msg/sec
                   AtomicQueueB2, 6,i:   7,429,531 msg/sec
                   AtomicQueueB2, 7,s:   6,887,427 msg/sec
                   AtomicQueueB2, 7,i:   7,675,882 msg/sec
                   AtomicQueueB2, 8,s:   6,263,213 msg/sec
                   AtomicQueueB2, 8,i:   7,069,227 msg/sec
            OptimistAtomicQueue2, 1,s: 274,168,595 msg/sec
            OptimistAtomicQueue2, 1,i:  29,608,594 msg/sec
            OptimistAtomicQueue2, 2,s:  24,265,810 msg/sec
            OptimistAtomicQueue2, 2,i:  24,020,377 msg/sec
            OptimistAtomicQueue2, 3,s:  30,842,753 msg/sec
            OptimistAtomicQueue2, 3,i:  30,366,717 msg/sec
            OptimistAtomicQueue2, 4,s:  33,160,790 msg/sec
            OptimistAtomicQueue2, 4,i:  33,055,454 msg/sec
            OptimistAtomicQueue2, 5,s:  36,892,071 msg/sec
            OptimistAtomicQueue2, 5,i:  40,551,852 msg/sec
            OptimistAtomicQueue2, 6,s:  40,155,627 msg/sec
            OptimistAtomicQueue2, 6,i:  49,328,301 msg/sec
            OptimistAtomicQueue2, 7,s:  43,310,969 msg/sec
            OptimistAtomicQueue2, 7,i:  51,575,223 msg/sec
            OptimistAtomicQueue2, 8,s:  44,089,628 msg/sec
            OptimistAtomicQueue2, 8,i:  48,498,896 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,366,373 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,935,932 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,238,111 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,117,094 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,706,330 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,054,629 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,242,932 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,933,052 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,765,323 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,416,786 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,198,493 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,224,306 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,207,851 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,244,618 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,276,285 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,204,035 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000163 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000219 sec/round-trip
                pthread_spinlock: 0.000000271 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000400 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000165 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[81] 374m:28s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,682,369 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,985,659 msg/sec
          boost::lockfree::queue, 1,s:   6,854,929 msg/sec
          boost::lockfree::queue, 1,i:   6,953,294 msg/sec
          boost::lockfree::queue, 2,s:   7,672,890 msg/sec
          boost::lockfree::queue, 2,i:   7,520,880 msg/sec
          boost::lockfree::queue, 3,s:   7,386,677 msg/sec
          boost::lockfree::queue, 3,i:   7,553,900 msg/sec
          boost::lockfree::queue, 4,s:   6,419,033 msg/sec
          boost::lockfree::queue, 4,i:   6,860,765 msg/sec
          boost::lockfree::queue, 5,s:   6,412,386 msg/sec
          boost::lockfree::queue, 5,i:   6,538,599 msg/sec
          boost::lockfree::queue, 6,s:   5,985,180 msg/sec
          boost::lockfree::queue, 6,i:   6,165,665 msg/sec
          boost::lockfree::queue, 7,s:   6,008,756 msg/sec
          boost::lockfree::queue, 7,i:   6,154,693 msg/sec
          boost::lockfree::queue, 8,s:   5,447,033 msg/sec
          boost::lockfree::queue, 8,i:   5,555,837 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 132,581,723 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  59,660,688 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,196,349 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,594,894 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,433,862 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,956,894 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,100,921 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,470,432 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,662,255 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,082,170 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,359,297 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,523,444 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,199,327 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,621,796 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,873,893 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,154,972 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,158,344 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,916,248 msg/sec
                pthread_spinlock, 1,s:  28,919,120 msg/sec
                pthread_spinlock, 1,i:  25,257,558 msg/sec
                pthread_spinlock, 2,s:  15,764,348 msg/sec
                pthread_spinlock, 2,i:  16,917,380 msg/sec
                pthread_spinlock, 3,s:   8,375,648 msg/sec
                pthread_spinlock, 3,i:  12,034,668 msg/sec
                pthread_spinlock, 4,s:   6,441,925 msg/sec
                pthread_spinlock, 4,i:   9,148,017 msg/sec
                pthread_spinlock, 5,s:   8,759,276 msg/sec
                pthread_spinlock, 5,i:   9,462,300 msg/sec
                pthread_spinlock, 6,s:   8,428,299 msg/sec
                pthread_spinlock, 6,i:   8,474,067 msg/sec
                pthread_spinlock, 7,s:   7,693,642 msg/sec
                pthread_spinlock, 7,i:   7,987,647 msg/sec
                pthread_spinlock, 8,s:   6,736,807 msg/sec
                pthread_spinlock, 8,i:   7,007,270 msg/sec
                      std::mutex, 1,s:   6,670,354 msg/sec
                      std::mutex, 1,i:   6,755,508 msg/sec
                      std::mutex, 2,s:   5,497,208 msg/sec
                      std::mutex, 2,i:   6,152,569 msg/sec
                      std::mutex, 3,s:   6,115,501 msg/sec
                      std::mutex, 3,i:   6,203,806 msg/sec
                      std::mutex, 4,s:   6,346,774 msg/sec
                      std::mutex, 4,i:   6,401,983 msg/sec
                      std::mutex, 5,s:   6,228,885 msg/sec
                      std::mutex, 5,i:   6,060,569 msg/sec
                      std::mutex, 6,s:   6,039,729 msg/sec
                      std::mutex, 6,i:   6,072,141 msg/sec
                      std::mutex, 7,s:   5,896,568 msg/sec
                      std::mutex, 7,i:   5,884,274 msg/sec
                      std::mutex, 8,s:   5,695,227 msg/sec
                      std::mutex, 8,i:   5,700,858 msg/sec
                 tbb::spin_mutex, 1,s:  37,886,552 msg/sec
                 tbb::spin_mutex, 1,i:  32,880,406 msg/sec
                 tbb::spin_mutex, 2,s:  21,121,542 msg/sec
                 tbb::spin_mutex, 2,i:  18,443,137 msg/sec
                 tbb::spin_mutex, 3,s:   8,702,282 msg/sec
                 tbb::spin_mutex, 3,i:  10,157,838 msg/sec
                 tbb::spin_mutex, 4,s:   3,103,437 msg/sec
                 tbb::spin_mutex, 4,i:   6,219,421 msg/sec
                 tbb::spin_mutex, 5,s:   5,502,019 msg/sec
                 tbb::spin_mutex, 5,i:   5,735,438 msg/sec
                 tbb::spin_mutex, 6,s:   5,332,843 msg/sec
                 tbb::spin_mutex, 6,i:   4,329,858 msg/sec
                 tbb::spin_mutex, 7,s:   4,854,748 msg/sec
                 tbb::spin_mutex, 7,i:   4,361,855 msg/sec
                 tbb::spin_mutex, 8,s:   3,902,803 msg/sec
                 tbb::spin_mutex, 8,i:   4,072,916 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,072,302 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,279,988 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,948,596 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,944,758 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,333,220 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,694,698 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,060,891 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,576,758 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,613,006 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,514,306 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,783,464 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,712,154 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,855,955 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,808,053 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,085,052 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,080,606 msg/sec
     xenium::michael_scott_queue, 1,s:   9,329,440 msg/sec
     xenium::michael_scott_queue, 1,i:   9,348,677 msg/sec
     xenium::michael_scott_queue, 2,s:   8,518,974 msg/sec
     xenium::michael_scott_queue, 2,i:   8,495,908 msg/sec
     xenium::michael_scott_queue, 3,s:   7,300,591 msg/sec
     xenium::michael_scott_queue, 3,i:   7,516,653 msg/sec
     xenium::michael_scott_queue, 4,s:   6,287,855 msg/sec
     xenium::michael_scott_queue, 4,i:   6,339,748 msg/sec
     xenium::michael_scott_queue, 5,s:   6,289,930 msg/sec
     xenium::michael_scott_queue, 5,i:   6,670,119 msg/sec
     xenium::michael_scott_queue, 6,s:   6,511,120 msg/sec
     xenium::michael_scott_queue, 6,i:   6,932,108 msg/sec
     xenium::michael_scott_queue, 7,s:   6,255,492 msg/sec
     xenium::michael_scott_queue, 7,i:   6,587,559 msg/sec
     xenium::michael_scott_queue, 8,s:   6,025,212 msg/sec
     xenium::michael_scott_queue, 8,i:   6,069,705 msg/sec
         xenium::ramalhete_queue, 1,s:  32,044,892 msg/sec
         xenium::ramalhete_queue, 1,i:  32,900,236 msg/sec
         xenium::ramalhete_queue, 2,s:  23,437,107 msg/sec
         xenium::ramalhete_queue, 2,i:  23,014,631 msg/sec
         xenium::ramalhete_queue, 3,s:  29,190,868 msg/sec
         xenium::ramalhete_queue, 3,i:  28,492,370 msg/sec
         xenium::ramalhete_queue, 4,s:  33,883,894 msg/sec
         xenium::ramalhete_queue, 4,i:  33,567,712 msg/sec
         xenium::ramalhete_queue, 5,s:  32,288,112 msg/sec
         xenium::ramalhete_queue, 5,i:  35,959,402 msg/sec
         xenium::ramalhete_queue, 6,s:  33,952,224 msg/sec
         xenium::ramalhete_queue, 6,i:  38,689,731 msg/sec
         xenium::ramalhete_queue, 7,s:  35,372,417 msg/sec
         xenium::ramalhete_queue, 7,i:  41,296,614 msg/sec
         xenium::ramalhete_queue, 8,s:  35,400,597 msg/sec
         xenium::ramalhete_queue, 8,i:  43,780,872 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,046,800 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,915,925 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,254,896 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,390,520 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,543,523 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,924,025 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,546,941 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,143,020 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,563,865 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,265,741 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,066,139 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,246,747 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,156,426 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,132,823 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,421,850 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,257,265 msg/sec
                     AtomicQueue, 1,s:  62,142,078 msg/sec
                     AtomicQueue, 1,i:  56,417,935 msg/sec
                     AtomicQueue, 2,s:  12,318,339 msg/sec
                     AtomicQueue, 2,i:  11,745,037 msg/sec
                     AtomicQueue, 3,s:  10,790,116 msg/sec
                     AtomicQueue, 3,i:   9,890,371 msg/sec
                     AtomicQueue, 4,s:   8,180,844 msg/sec
                     AtomicQueue, 4,i:   8,175,418 msg/sec
                     AtomicQueue, 5,s:   7,990,349 msg/sec
                     AtomicQueue, 5,i:   8,084,788 msg/sec
                     AtomicQueue, 6,s:   7,718,874 msg/sec
                     AtomicQueue, 6,i:   7,591,405 msg/sec
                     AtomicQueue, 7,s:   7,151,577 msg/sec
                     AtomicQueue, 7,i:   7,799,706 msg/sec
                     AtomicQueue, 8,s:   6,364,821 msg/sec
                     AtomicQueue, 8,i:   7,463,462 msg/sec
                    AtomicQueueB, 1,s:  52,180,281 msg/sec
                    AtomicQueueB, 1,i:  43,452,371 msg/sec
                    AtomicQueueB, 2,s:  11,826,400 msg/sec
                    AtomicQueueB, 2,i:  11,529,062 msg/sec
                    AtomicQueueB, 3,s:  11,007,861 msg/sec
                    AtomicQueueB, 3,i:  10,046,492 msg/sec
                    AtomicQueueB, 4,s:   8,023,065 msg/sec
                    AtomicQueueB, 4,i:   8,043,287 msg/sec
                    AtomicQueueB, 5,s:   7,597,167 msg/sec
                    AtomicQueueB, 5,i:   7,869,283 msg/sec
                    AtomicQueueB, 6,s:   7,370,641 msg/sec
                    AtomicQueueB, 6,i:   7,529,290 msg/sec
                    AtomicQueueB, 7,s:   6,892,395 msg/sec
                    AtomicQueueB, 7,i:   7,688,403 msg/sec
                    AtomicQueueB, 8,s:   6,201,985 msg/sec
                    AtomicQueueB, 8,i:   7,114,413 msg/sec
             OptimistAtomicQueue, 1,s: 735,481,638 msg/sec
             OptimistAtomicQueue, 1,i: 516,175,587 msg/sec
             OptimistAtomicQueue, 2,s:  32,108,182 msg/sec
             OptimistAtomicQueue, 2,i:  32,328,269 msg/sec
             OptimistAtomicQueue, 3,s:  36,657,426 msg/sec
             OptimistAtomicQueue, 3,i:  37,336,571 msg/sec
             OptimistAtomicQueue, 4,s:  39,303,623 msg/sec
             OptimistAtomicQueue, 4,i:  39,400,978 msg/sec
             OptimistAtomicQueue, 5,s:  41,771,381 msg/sec
             OptimistAtomicQueue, 5,i:  47,376,509 msg/sec
             OptimistAtomicQueue, 6,s:  42,289,769 msg/sec
             OptimistAtomicQueue, 6,i:  49,776,939 msg/sec
             OptimistAtomicQueue, 7,s:  44,527,037 msg/sec
             OptimistAtomicQueue, 7,i:  52,140,604 msg/sec
             OptimistAtomicQueue, 8,s:  46,408,215 msg/sec
             OptimistAtomicQueue, 8,i:  50,282,109 msg/sec
            OptimistAtomicQueueB, 1,s:  77,606,514 msg/sec
            OptimistAtomicQueueB, 1,i:  77,615,406 msg/sec
            OptimistAtomicQueueB, 2,s:  31,641,255 msg/sec
            OptimistAtomicQueueB, 2,i:  31,706,041 msg/sec
            OptimistAtomicQueueB, 3,s:  36,216,973 msg/sec
            OptimistAtomicQueueB, 3,i:  36,827,735 msg/sec
            OptimistAtomicQueueB, 4,s:  38,697,787 msg/sec
            OptimistAtomicQueueB, 4,i:  38,620,318 msg/sec
            OptimistAtomicQueueB, 5,s:  40,837,861 msg/sec
            OptimistAtomicQueueB, 5,i:  45,324,203 msg/sec
            OptimistAtomicQueueB, 6,s:  40,307,675 msg/sec
            OptimistAtomicQueueB, 6,i:  49,156,371 msg/sec
            OptimistAtomicQueueB, 7,s:  42,693,087 msg/sec
            OptimistAtomicQueueB, 7,i:  48,417,214 msg/sec
            OptimistAtomicQueueB, 8,s:  44,654,119 msg/sec
            OptimistAtomicQueueB, 8,i:  47,974,964 msg/sec
                    AtomicQueue2, 1,s:  22,911,109 msg/sec
                    AtomicQueue2, 1,i:  22,899,098 msg/sec
                    AtomicQueue2, 2,s:  11,955,596 msg/sec
                    AtomicQueue2, 2,i:  11,434,430 msg/sec
                    AtomicQueue2, 3,s:   9,331,255 msg/sec
                    AtomicQueue2, 3,i:   9,423,725 msg/sec
                    AtomicQueue2, 4,s:   8,050,249 msg/sec
                    AtomicQueue2, 4,i:   8,059,142 msg/sec
                    AtomicQueue2, 5,s:   7,836,869 msg/sec
                    AtomicQueue2, 5,i:   7,958,954 msg/sec
                    AtomicQueue2, 6,s:   7,688,732 msg/sec
                    AtomicQueue2, 6,i:   7,533,530 msg/sec
                    AtomicQueue2, 7,s:   7,146,250 msg/sec
                    AtomicQueue2, 7,i:   7,889,512 msg/sec
                    AtomicQueue2, 8,s:   6,359,656 msg/sec
                    AtomicQueue2, 8,i:   7,253,917 msg/sec
                   AtomicQueueB2, 1,s:  39,184,551 msg/sec
                   AtomicQueueB2, 1,i:  33,447,388 msg/sec
                   AtomicQueueB2, 2,s:  11,378,777 msg/sec
                   AtomicQueueB2, 2,i:  11,149,267 msg/sec
                   AtomicQueueB2, 3,s:   9,579,587 msg/sec
                   AtomicQueueB2, 3,i:   9,530,212 msg/sec
                   AtomicQueueB2, 4,s:   7,786,930 msg/sec
                   AtomicQueueB2, 4,i:   7,889,835 msg/sec
                   AtomicQueueB2, 5,s:   7,513,415 msg/sec
                   AtomicQueueB2, 5,i:   7,670,372 msg/sec
                   AtomicQueueB2, 6,s:   7,290,310 msg/sec
                   AtomicQueueB2, 6,i:   7,423,748 msg/sec
                   AtomicQueueB2, 7,s:   6,898,526 msg/sec
                   AtomicQueueB2, 7,i:   7,700,742 msg/sec
                   AtomicQueueB2, 8,s:   6,281,820 msg/sec
                   AtomicQueueB2, 8,i:   7,078,426 msg/sec
            OptimistAtomicQueue2, 1,s: 416,426,267 msg/sec
            OptimistAtomicQueue2, 1,i: 433,736,408 msg/sec
            OptimistAtomicQueue2, 2,s:  24,269,582 msg/sec
            OptimistAtomicQueue2, 2,i:  24,029,112 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,772 msg/sec
            OptimistAtomicQueue2, 3,i:  29,946,414 msg/sec
            OptimistAtomicQueue2, 4,s:  33,206,903 msg/sec
            OptimistAtomicQueue2, 4,i:  33,378,505 msg/sec
            OptimistAtomicQueue2, 5,s:  37,415,973 msg/sec
            OptimistAtomicQueue2, 5,i:  40,572,457 msg/sec
            OptimistAtomicQueue2, 6,s:  40,645,556 msg/sec
            OptimistAtomicQueue2, 6,i:  49,139,164 msg/sec
            OptimistAtomicQueue2, 7,s:  43,156,029 msg/sec
            OptimistAtomicQueue2, 7,i:  48,190,396 msg/sec
            OptimistAtomicQueue2, 8,s:  44,088,419 msg/sec
            OptimistAtomicQueue2, 8,i:  48,396,783 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,332,301 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,864,923 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,192,117 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,221,239 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,880,506 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,086,708 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,397,756 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,827,475 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,683,833 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,325,092 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,386,920 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,191,476 msg/sec
           OptimistAtomicQueueB2, 7,s:  39,946,444 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,220,335 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,352,675 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,225,992 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000131 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000247 sec/round-trip
                      std::mutex: 0.000000448 sec/round-trip
                 tbb::spin_mutex: 0.000000251 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[82] 373m:9s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,067,683 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,340,583 msg/sec
          boost::lockfree::queue, 1,s:   7,871,640 msg/sec
          boost::lockfree::queue, 1,i:   7,892,707 msg/sec
          boost::lockfree::queue, 2,s:   7,552,478 msg/sec
          boost::lockfree::queue, 2,i:   7,584,024 msg/sec
          boost::lockfree::queue, 3,s:   7,455,147 msg/sec
          boost::lockfree::queue, 3,i:   7,571,311 msg/sec
          boost::lockfree::queue, 4,s:   6,422,182 msg/sec
          boost::lockfree::queue, 4,i:   6,745,993 msg/sec
          boost::lockfree::queue, 5,s:   6,452,593 msg/sec
          boost::lockfree::queue, 5,i:   6,485,385 msg/sec
          boost::lockfree::queue, 6,s:   5,960,530 msg/sec
          boost::lockfree::queue, 6,i:   6,115,529 msg/sec
          boost::lockfree::queue, 7,s:   5,837,588 msg/sec
          boost::lockfree::queue, 7,i:   6,062,984 msg/sec
          boost::lockfree::queue, 8,s:   5,463,488 msg/sec
          boost::lockfree::queue, 8,i:   5,609,941 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  52,405,869 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  50,577,850 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,396,795 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,815,535 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,733,518 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,561,819 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,220,957 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,803,070 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,697,816 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,448,441 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,258,348 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,197,340 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,111,374 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,414,757 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,866,000 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,417,785 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,313,966 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,639,829 msg/sec
                pthread_spinlock, 1,s:  28,933,642 msg/sec
                pthread_spinlock, 1,i:  25,343,413 msg/sec
                pthread_spinlock, 2,s:  16,029,338 msg/sec
                pthread_spinlock, 2,i:  16,905,164 msg/sec
                pthread_spinlock, 3,s:   8,312,006 msg/sec
                pthread_spinlock, 3,i:  12,103,090 msg/sec
                pthread_spinlock, 4,s:   6,507,527 msg/sec
                pthread_spinlock, 4,i:   9,181,779 msg/sec
                pthread_spinlock, 5,s:   8,730,832 msg/sec
                pthread_spinlock, 5,i:   8,927,944 msg/sec
                pthread_spinlock, 6,s:   8,555,108 msg/sec
                pthread_spinlock, 6,i:   8,634,977 msg/sec
                pthread_spinlock, 7,s:   7,478,773 msg/sec
                pthread_spinlock, 7,i:   7,462,601 msg/sec
                pthread_spinlock, 8,s:   6,935,974 msg/sec
                pthread_spinlock, 8,i:   7,425,565 msg/sec
                      std::mutex, 1,s:   6,972,332 msg/sec
                      std::mutex, 1,i:   6,630,814 msg/sec
                      std::mutex, 2,s:   5,598,817 msg/sec
                      std::mutex, 2,i:   5,335,261 msg/sec
                      std::mutex, 3,s:   5,411,762 msg/sec
                      std::mutex, 3,i:   5,428,572 msg/sec
                      std::mutex, 4,s:   5,689,063 msg/sec
                      std::mutex, 4,i:   5,570,867 msg/sec
                      std::mutex, 5,s:   5,473,700 msg/sec
                      std::mutex, 5,i:   5,935,846 msg/sec
                      std::mutex, 6,s:   5,644,390 msg/sec
                      std::mutex, 6,i:   5,837,876 msg/sec
                      std::mutex, 7,s:   5,873,282 msg/sec
                      std::mutex, 7,i:   5,793,960 msg/sec
                      std::mutex, 8,s:   5,724,053 msg/sec
                      std::mutex, 8,i:   5,726,854 msg/sec
                 tbb::spin_mutex, 1,s:  38,083,199 msg/sec
                 tbb::spin_mutex, 1,i:  33,005,129 msg/sec
                 tbb::spin_mutex, 2,s:  21,167,343 msg/sec
                 tbb::spin_mutex, 2,i:  18,524,007 msg/sec
                 tbb::spin_mutex, 3,s:   7,992,891 msg/sec
                 tbb::spin_mutex, 3,i:  10,177,037 msg/sec
                 tbb::spin_mutex, 4,s:   3,143,486 msg/sec
                 tbb::spin_mutex, 4,i:   6,318,009 msg/sec
                 tbb::spin_mutex, 5,s:   5,220,494 msg/sec
                 tbb::spin_mutex, 5,i:   5,519,371 msg/sec
                 tbb::spin_mutex, 6,s:   5,233,600 msg/sec
                 tbb::spin_mutex, 6,i:   4,349,997 msg/sec
                 tbb::spin_mutex, 7,s:   4,863,772 msg/sec
                 tbb::spin_mutex, 7,i:   4,317,480 msg/sec
                 tbb::spin_mutex, 8,s:   4,260,508 msg/sec
                 tbb::spin_mutex, 8,i:   4,126,575 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,247,504 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,173,427 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,731,162 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,077,071 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,369,521 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,481,221 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,120,551 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,503,866 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,477,822 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,537,394 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,744,054 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,626,631 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,863,829 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,708,067 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,051,201 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,074,479 msg/sec
     xenium::michael_scott_queue, 1,s:   9,526,173 msg/sec
     xenium::michael_scott_queue, 1,i:   9,643,374 msg/sec
     xenium::michael_scott_queue, 2,s:   8,331,301 msg/sec
     xenium::michael_scott_queue, 2,i:   8,535,067 msg/sec
     xenium::michael_scott_queue, 3,s:   7,323,263 msg/sec
     xenium::michael_scott_queue, 3,i:   7,520,953 msg/sec
     xenium::michael_scott_queue, 4,s:   6,355,536 msg/sec
     xenium::michael_scott_queue, 4,i:   6,322,368 msg/sec
     xenium::michael_scott_queue, 5,s:   6,297,983 msg/sec
     xenium::michael_scott_queue, 5,i:   6,583,300 msg/sec
     xenium::michael_scott_queue, 6,s:   6,512,971 msg/sec
     xenium::michael_scott_queue, 6,i:   6,673,919 msg/sec
     xenium::michael_scott_queue, 7,s:   6,341,312 msg/sec
     xenium::michael_scott_queue, 7,i:   6,497,700 msg/sec
     xenium::michael_scott_queue, 8,s:   5,979,365 msg/sec
     xenium::michael_scott_queue, 8,i:   6,253,028 msg/sec
         xenium::ramalhete_queue, 1,s:  32,295,444 msg/sec
         xenium::ramalhete_queue, 1,i:  31,907,983 msg/sec
         xenium::ramalhete_queue, 2,s:  23,527,575 msg/sec
         xenium::ramalhete_queue, 2,i:  23,366,343 msg/sec
         xenium::ramalhete_queue, 3,s:  29,170,746 msg/sec
         xenium::ramalhete_queue, 3,i:  28,423,316 msg/sec
         xenium::ramalhete_queue, 4,s:  33,699,264 msg/sec
         xenium::ramalhete_queue, 4,i:  33,460,197 msg/sec
         xenium::ramalhete_queue, 5,s:  32,124,714 msg/sec
         xenium::ramalhete_queue, 5,i:  38,410,718 msg/sec
         xenium::ramalhete_queue, 6,s:  34,007,256 msg/sec
         xenium::ramalhete_queue, 6,i:  38,813,154 msg/sec
         xenium::ramalhete_queue, 7,s:  35,045,956 msg/sec
         xenium::ramalhete_queue, 7,i:  40,907,883 msg/sec
         xenium::ramalhete_queue, 8,s:  35,530,731 msg/sec
         xenium::ramalhete_queue, 8,i:  44,022,994 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,322,958 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  67,283,117 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,510,859 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,552,980 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,734,230 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,533,407 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,501,945 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,287,177 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,526,317 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,399,143 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,918,268 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,281,396 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,138,290 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,841,230 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,399,182 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,220,191 msg/sec
                     AtomicQueue, 1,s:  76,463,279 msg/sec
                     AtomicQueue, 1,i:  56,635,039 msg/sec
                     AtomicQueue, 2,s:  12,358,134 msg/sec
                     AtomicQueue, 2,i:  11,750,401 msg/sec
                     AtomicQueue, 3,s:  10,791,907 msg/sec
                     AtomicQueue, 3,i:   9,986,960 msg/sec
                     AtomicQueue, 4,s:   8,195,568 msg/sec
                     AtomicQueue, 4,i:   8,177,017 msg/sec
                     AtomicQueue, 5,s:   8,032,285 msg/sec
                     AtomicQueue, 5,i:   8,101,368 msg/sec
                     AtomicQueue, 6,s:   7,815,329 msg/sec
                     AtomicQueue, 6,i:   7,605,508 msg/sec
                     AtomicQueue, 7,s:   7,121,902 msg/sec
                     AtomicQueue, 7,i:   7,996,539 msg/sec
                     AtomicQueue, 8,s:   6,356,485 msg/sec
                     AtomicQueue, 8,i:   7,358,937 msg/sec
                    AtomicQueueB, 1,s:  44,049,509 msg/sec
                    AtomicQueueB, 1,i:  43,688,905 msg/sec
                    AtomicQueueB, 2,s:  11,803,758 msg/sec
                    AtomicQueueB, 2,i:  11,485,006 msg/sec
                    AtomicQueueB, 3,s:  10,966,400 msg/sec
                    AtomicQueueB, 3,i:  10,153,928 msg/sec
                    AtomicQueueB, 4,s:   8,007,697 msg/sec
                    AtomicQueueB, 4,i:   8,077,503 msg/sec
                    AtomicQueueB, 5,s:   7,608,872 msg/sec
                    AtomicQueueB, 5,i:   7,734,844 msg/sec
                    AtomicQueueB, 6,s:   7,377,788 msg/sec
                    AtomicQueueB, 6,i:   7,568,515 msg/sec
                    AtomicQueueB, 7,s:   6,814,500 msg/sec
                    AtomicQueueB, 7,i:   7,746,786 msg/sec
                    AtomicQueueB, 8,s:   6,192,214 msg/sec
                    AtomicQueueB, 8,i:   7,177,834 msg/sec
             OptimistAtomicQueue, 1,s: 741,597,423 msg/sec
             OptimistAtomicQueue, 1,i: 640,690,202 msg/sec
             OptimistAtomicQueue, 2,s:  32,651,868 msg/sec
             OptimistAtomicQueue, 2,i:  32,719,502 msg/sec
             OptimistAtomicQueue, 3,s:  36,667,546 msg/sec
             OptimistAtomicQueue, 3,i:  37,382,805 msg/sec
             OptimistAtomicQueue, 4,s:  39,231,214 msg/sec
             OptimistAtomicQueue, 4,i:  39,383,744 msg/sec
             OptimistAtomicQueue, 5,s:  42,509,834 msg/sec
             OptimistAtomicQueue, 5,i:  46,338,085 msg/sec
             OptimistAtomicQueue, 6,s:  42,335,456 msg/sec
             OptimistAtomicQueue, 6,i:  50,482,988 msg/sec
             OptimistAtomicQueue, 7,s:  45,350,332 msg/sec
             OptimistAtomicQueue, 7,i:  49,467,606 msg/sec
             OptimistAtomicQueue, 8,s:  46,588,941 msg/sec
             OptimistAtomicQueue, 8,i:  49,228,089 msg/sec
            OptimistAtomicQueueB, 1,s: 169,128,622 msg/sec
            OptimistAtomicQueueB, 1,i:  77,498,824 msg/sec
            OptimistAtomicQueueB, 2,s:  32,287,923 msg/sec
            OptimistAtomicQueueB, 2,i:  32,328,022 msg/sec
            OptimistAtomicQueueB, 3,s:  36,230,097 msg/sec
            OptimistAtomicQueueB, 3,i:  36,582,701 msg/sec
            OptimistAtomicQueueB, 4,s:  38,607,301 msg/sec
            OptimistAtomicQueueB, 4,i:  38,542,717 msg/sec
            OptimistAtomicQueueB, 5,s:  41,064,360 msg/sec
            OptimistAtomicQueueB, 5,i:  45,488,926 msg/sec
            OptimistAtomicQueueB, 6,s:  40,825,068 msg/sec
            OptimistAtomicQueueB, 6,i:  48,710,068 msg/sec
            OptimistAtomicQueueB, 7,s:  42,109,983 msg/sec
            OptimistAtomicQueueB, 7,i:  51,497,175 msg/sec
            OptimistAtomicQueueB, 8,s:  44,312,364 msg/sec
            OptimistAtomicQueueB, 8,i:  47,863,300 msg/sec
                    AtomicQueue2, 1,s:  22,880,858 msg/sec
                    AtomicQueue2, 1,i:  22,884,948 msg/sec
                    AtomicQueue2, 2,s:  11,885,405 msg/sec
                    AtomicQueue2, 2,i:  11,507,500 msg/sec
                    AtomicQueue2, 3,s:   9,439,779 msg/sec
                    AtomicQueue2, 3,i:   9,407,148 msg/sec
                    AtomicQueue2, 4,s:   8,101,213 msg/sec
                    AtomicQueue2, 4,i:   8,105,368 msg/sec
                    AtomicQueue2, 5,s:   7,912,159 msg/sec
                    AtomicQueue2, 5,i:   8,029,446 msg/sec
                    AtomicQueue2, 6,s:   7,800,610 msg/sec
                    AtomicQueue2, 6,i:   7,534,206 msg/sec
                    AtomicQueue2, 7,s:   7,183,324 msg/sec
                    AtomicQueue2, 7,i:   7,878,056 msg/sec
                    AtomicQueue2, 8,s:   6,365,003 msg/sec
                    AtomicQueue2, 8,i:   7,336,930 msg/sec
                   AtomicQueueB2, 1,s:  35,940,052 msg/sec
                   AtomicQueueB2, 1,i:  32,616,594 msg/sec
                   AtomicQueueB2, 2,s:  11,366,742 msg/sec
                   AtomicQueueB2, 2,i:  11,100,498 msg/sec
                   AtomicQueueB2, 3,s:   9,629,303 msg/sec
                   AtomicQueueB2, 3,i:   9,491,920 msg/sec
                   AtomicQueueB2, 4,s:   7,904,056 msg/sec
                   AtomicQueueB2, 4,i:   7,893,898 msg/sec
                   AtomicQueueB2, 5,s:   7,466,033 msg/sec
                   AtomicQueueB2, 5,i:   7,774,614 msg/sec
                   AtomicQueueB2, 6,s:   7,280,956 msg/sec
                   AtomicQueueB2, 6,i:   7,449,331 msg/sec
                   AtomicQueueB2, 7,s:   6,884,097 msg/sec
                   AtomicQueueB2, 7,i:   7,720,484 msg/sec
                   AtomicQueueB2, 8,s:   6,275,045 msg/sec
                   AtomicQueueB2, 8,i:   7,111,625 msg/sec
            OptimistAtomicQueue2, 1,s: 120,119,019 msg/sec
            OptimistAtomicQueue2, 1,i: 148,666,393 msg/sec
            OptimistAtomicQueue2, 2,s:  22,696,947 msg/sec
            OptimistAtomicQueue2, 2,i:  24,023,447 msg/sec
            OptimistAtomicQueue2, 3,s:  30,522,413 msg/sec
            OptimistAtomicQueue2, 3,i:  30,792,144 msg/sec
            OptimistAtomicQueue2, 4,s:  33,192,898 msg/sec
            OptimistAtomicQueue2, 4,i:  33,166,896 msg/sec
            OptimistAtomicQueue2, 5,s:  37,191,511 msg/sec
            OptimistAtomicQueue2, 5,i:  40,176,654 msg/sec
            OptimistAtomicQueue2, 6,s:  40,054,677 msg/sec
            OptimistAtomicQueue2, 6,i:  49,376,159 msg/sec
            OptimistAtomicQueue2, 7,s:  43,201,561 msg/sec
            OptimistAtomicQueue2, 7,i:  48,096,766 msg/sec
            OptimistAtomicQueue2, 8,s:  44,013,255 msg/sec
            OptimistAtomicQueue2, 8,i:  48,370,666 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,325,167 msg/sec
           OptimistAtomicQueueB2, 1,i:  65,865,702 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,642,034 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,437,446 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,469,941 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,294,945 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,385,719 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,070,766 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,535,514 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,262,363 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,308,649 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,354,225 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,350,094 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,523,056 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,332,629 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,214,337 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000123 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[83] 371m:49s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,107,617 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,100,730 msg/sec
          boost::lockfree::queue, 1,s:   6,882,008 msg/sec
          boost::lockfree::queue, 1,i:   6,847,437 msg/sec
          boost::lockfree::queue, 2,s:   7,574,119 msg/sec
          boost::lockfree::queue, 2,i:   7,441,634 msg/sec
          boost::lockfree::queue, 3,s:   7,400,925 msg/sec
          boost::lockfree::queue, 3,i:   7,563,133 msg/sec
          boost::lockfree::queue, 4,s:   6,427,533 msg/sec
          boost::lockfree::queue, 4,i:   6,933,939 msg/sec
          boost::lockfree::queue, 5,s:   6,382,692 msg/sec
          boost::lockfree::queue, 5,i:   6,474,965 msg/sec
          boost::lockfree::queue, 6,s:   5,999,976 msg/sec
          boost::lockfree::queue, 6,i:   6,110,556 msg/sec
          boost::lockfree::queue, 7,s:   5,846,846 msg/sec
          boost::lockfree::queue, 7,i:   5,880,109 msg/sec
          boost::lockfree::queue, 8,s:   5,547,689 msg/sec
          boost::lockfree::queue, 8,i:   5,523,664 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 465,076,044 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  64,581,498 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,961,753 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,954,179 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,034,479 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,149,818 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,603,599 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,543,566 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,069,119 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,625,475 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,325,613 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,337,385 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,437,476 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,349,264 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,029,760 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,143,981 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,148,791 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,519,952 msg/sec
                pthread_spinlock, 1,s:  29,028,773 msg/sec
                pthread_spinlock, 1,i:  26,006,441 msg/sec
                pthread_spinlock, 2,s:  16,001,215 msg/sec
                pthread_spinlock, 2,i:  18,036,918 msg/sec
                pthread_spinlock, 3,s:   8,361,439 msg/sec
                pthread_spinlock, 3,i:  12,001,736 msg/sec
                pthread_spinlock, 4,s:   6,530,588 msg/sec
                pthread_spinlock, 4,i:   9,128,540 msg/sec
                pthread_spinlock, 5,s:   8,734,473 msg/sec
                pthread_spinlock, 5,i:   8,904,999 msg/sec
                pthread_spinlock, 6,s:   8,566,568 msg/sec
                pthread_spinlock, 6,i:   8,497,510 msg/sec
                pthread_spinlock, 7,s:   7,518,371 msg/sec
                pthread_spinlock, 7,i:   8,077,379 msg/sec
                pthread_spinlock, 8,s:   6,952,284 msg/sec
                pthread_spinlock, 8,i:   6,999,043 msg/sec
                      std::mutex, 1,s:   6,253,278 msg/sec
                      std::mutex, 1,i:   7,873,264 msg/sec
                      std::mutex, 2,s:   6,113,488 msg/sec
                      std::mutex, 2,i:   6,100,008 msg/sec
                      std::mutex, 3,s:   6,196,741 msg/sec
                      std::mutex, 3,i:   6,290,952 msg/sec
                      std::mutex, 4,s:   6,335,397 msg/sec
                      std::mutex, 4,i:   6,329,968 msg/sec
                      std::mutex, 5,s:   6,156,777 msg/sec
                      std::mutex, 5,i:   6,074,227 msg/sec
                      std::mutex, 6,s:   5,728,115 msg/sec
                      std::mutex, 6,i:   6,052,019 msg/sec
                      std::mutex, 7,s:   5,961,411 msg/sec
                      std::mutex, 7,i:   5,941,318 msg/sec
                      std::mutex, 8,s:   5,753,273 msg/sec
                      std::mutex, 8,i:   5,783,988 msg/sec
                 tbb::spin_mutex, 1,s:  37,864,175 msg/sec
                 tbb::spin_mutex, 1,i:  32,999,379 msg/sec
                 tbb::spin_mutex, 2,s:  21,279,007 msg/sec
                 tbb::spin_mutex, 2,i:  18,386,500 msg/sec
                 tbb::spin_mutex, 3,s:   8,051,007 msg/sec
                 tbb::spin_mutex, 3,i:  11,328,756 msg/sec
                 tbb::spin_mutex, 4,s:   3,205,029 msg/sec
                 tbb::spin_mutex, 4,i:   6,307,677 msg/sec
                 tbb::spin_mutex, 5,s:   5,392,164 msg/sec
                 tbb::spin_mutex, 5,i:   5,400,678 msg/sec
                 tbb::spin_mutex, 6,s:   5,348,008 msg/sec
                 tbb::spin_mutex, 6,i:   4,361,290 msg/sec
                 tbb::spin_mutex, 7,s:   4,858,581 msg/sec
                 tbb::spin_mutex, 7,i:   4,334,599 msg/sec
                 tbb::spin_mutex, 8,s:   4,262,626 msg/sec
                 tbb::spin_mutex, 8,i:   4,148,956 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,045,608 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,999,521 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,914,453 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,304,861 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,441,747 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,717,652 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,968,490 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,364,780 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,525,073 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,621,809 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,789,988 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,709,931 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,822,698 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,146,724 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,901,525 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,482,029 msg/sec
     xenium::michael_scott_queue, 1,s:   9,258,393 msg/sec
     xenium::michael_scott_queue, 1,i:   9,177,572 msg/sec
     xenium::michael_scott_queue, 2,s:   8,543,022 msg/sec
     xenium::michael_scott_queue, 2,i:   8,479,216 msg/sec
     xenium::michael_scott_queue, 3,s:   7,297,698 msg/sec
     xenium::michael_scott_queue, 3,i:   7,592,746 msg/sec
     xenium::michael_scott_queue, 4,s:   6,313,836 msg/sec
     xenium::michael_scott_queue, 4,i:   6,419,965 msg/sec
     xenium::michael_scott_queue, 5,s:   6,274,392 msg/sec
     xenium::michael_scott_queue, 5,i:   6,636,075 msg/sec
     xenium::michael_scott_queue, 6,s:   6,455,838 msg/sec
     xenium::michael_scott_queue, 6,i:   6,743,966 msg/sec
     xenium::michael_scott_queue, 7,s:   6,359,332 msg/sec
     xenium::michael_scott_queue, 7,i:   6,502,770 msg/sec
     xenium::michael_scott_queue, 8,s:   5,971,750 msg/sec
     xenium::michael_scott_queue, 8,i:   6,064,601 msg/sec
         xenium::ramalhete_queue, 1,s:  32,716,396 msg/sec
         xenium::ramalhete_queue, 1,i:  32,100,683 msg/sec
         xenium::ramalhete_queue, 2,s:  23,793,174 msg/sec
         xenium::ramalhete_queue, 2,i:  23,421,020 msg/sec
         xenium::ramalhete_queue, 3,s:  29,167,700 msg/sec
         xenium::ramalhete_queue, 3,i:  28,460,711 msg/sec
         xenium::ramalhete_queue, 4,s:  33,731,030 msg/sec
         xenium::ramalhete_queue, 4,i:  33,427,243 msg/sec
         xenium::ramalhete_queue, 5,s:  32,082,224 msg/sec
         xenium::ramalhete_queue, 5,i:  36,187,142 msg/sec
         xenium::ramalhete_queue, 6,s:  33,830,812 msg/sec
         xenium::ramalhete_queue, 6,i:  38,969,582 msg/sec
         xenium::ramalhete_queue, 7,s:  35,181,626 msg/sec
         xenium::ramalhete_queue, 7,i:  41,924,242 msg/sec
         xenium::ramalhete_queue, 8,s:  35,414,854 msg/sec
         xenium::ramalhete_queue, 8,i:  43,799,417 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,384,954 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 103,810,122 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,678,567 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,179,644 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,535,570 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,907,916 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,499,717 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,546,623 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,947,212 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,253,810 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,919,130 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,151,379 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,185,990 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,861,651 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,386,319 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,241,403 msg/sec
                     AtomicQueue, 1,s:  61,144,907 msg/sec
                     AtomicQueue, 1,i:  56,984,466 msg/sec
                     AtomicQueue, 2,s:  12,182,967 msg/sec
                     AtomicQueue, 2,i:  11,745,094 msg/sec
                     AtomicQueue, 3,s:  10,790,290 msg/sec
                     AtomicQueue, 3,i:   9,862,942 msg/sec
                     AtomicQueue, 4,s:   8,187,371 msg/sec
                     AtomicQueue, 4,i:   8,173,131 msg/sec
                     AtomicQueue, 5,s:   8,021,920 msg/sec
                     AtomicQueue, 5,i:   8,115,497 msg/sec
                     AtomicQueue, 6,s:   7,853,905 msg/sec
                     AtomicQueue, 6,i:   7,635,147 msg/sec
                     AtomicQueue, 7,s:   7,132,775 msg/sec
                     AtomicQueue, 7,i:   7,985,209 msg/sec
                     AtomicQueue, 8,s:   6,330,526 msg/sec
                     AtomicQueue, 8,i:   7,434,645 msg/sec
                    AtomicQueueB, 1,s:  47,300,634 msg/sec
                    AtomicQueueB, 1,i:  43,045,832 msg/sec
                    AtomicQueueB, 2,s:  11,868,798 msg/sec
                    AtomicQueueB, 2,i:  11,462,391 msg/sec
                    AtomicQueueB, 3,s:  10,956,630 msg/sec
                    AtomicQueueB, 3,i:  10,139,171 msg/sec
                    AtomicQueueB, 4,s:   8,091,084 msg/sec
                    AtomicQueueB, 4,i:   7,989,528 msg/sec
                    AtomicQueueB, 5,s:   7,584,345 msg/sec
                    AtomicQueueB, 5,i:   7,753,903 msg/sec
                    AtomicQueueB, 6,s:   7,429,465 msg/sec
                    AtomicQueueB, 6,i:   7,524,560 msg/sec
                    AtomicQueueB, 7,s:   6,899,628 msg/sec
                    AtomicQueueB, 7,i:   7,746,806 msg/sec
                    AtomicQueueB, 8,s:   6,264,659 msg/sec
                    AtomicQueueB, 8,i:   7,181,880 msg/sec
             OptimistAtomicQueue, 1,s: 771,615,059 msg/sec
             OptimistAtomicQueue, 1,i: 515,523,840 msg/sec
             OptimistAtomicQueue, 2,s:  32,569,238 msg/sec
             OptimistAtomicQueue, 2,i:  32,477,304 msg/sec
             OptimistAtomicQueue, 3,s:  36,692,519 msg/sec
             OptimistAtomicQueue, 3,i:  37,470,064 msg/sec
             OptimistAtomicQueue, 4,s:  39,302,600 msg/sec
             OptimistAtomicQueue, 4,i:  39,390,030 msg/sec
             OptimistAtomicQueue, 5,s:  42,366,995 msg/sec
             OptimistAtomicQueue, 5,i:  48,528,471 msg/sec
             OptimistAtomicQueue, 6,s:  42,699,769 msg/sec
             OptimistAtomicQueue, 6,i:  50,424,565 msg/sec
             OptimistAtomicQueue, 7,s:  44,431,476 msg/sec
             OptimistAtomicQueue, 7,i:  52,118,540 msg/sec
             OptimistAtomicQueue, 8,s:  46,309,713 msg/sec
             OptimistAtomicQueue, 8,i:  49,258,497 msg/sec
            OptimistAtomicQueueB, 1,s: 124,565,465 msg/sec
            OptimistAtomicQueueB, 1,i:  84,241,340 msg/sec
            OptimistAtomicQueueB, 2,s:  32,219,409 msg/sec
            OptimistAtomicQueueB, 2,i:  32,104,110 msg/sec
            OptimistAtomicQueueB, 3,s:  36,263,683 msg/sec
            OptimistAtomicQueueB, 3,i:  36,980,745 msg/sec
            OptimistAtomicQueueB, 4,s:  38,684,297 msg/sec
            OptimistAtomicQueueB, 4,i:  38,633,939 msg/sec
            OptimistAtomicQueueB, 5,s:  41,055,942 msg/sec
            OptimistAtomicQueueB, 5,i:  45,355,942 msg/sec
            OptimistAtomicQueueB, 6,s:  40,395,197 msg/sec
            OptimistAtomicQueueB, 6,i:  49,143,259 msg/sec
            OptimistAtomicQueueB, 7,s:  42,461,007 msg/sec
            OptimistAtomicQueueB, 7,i:  51,655,899 msg/sec
            OptimistAtomicQueueB, 8,s:  44,051,690 msg/sec
            OptimistAtomicQueueB, 8,i:  47,459,772 msg/sec
                    AtomicQueue2, 1,s:  22,868,830 msg/sec
                    AtomicQueue2, 1,i:  22,859,909 msg/sec
                    AtomicQueue2, 2,s:  11,751,695 msg/sec
                    AtomicQueue2, 2,i:  11,405,335 msg/sec
                    AtomicQueue2, 3,s:   9,415,989 msg/sec
                    AtomicQueue2, 3,i:   9,427,367 msg/sec
                    AtomicQueue2, 4,s:   8,093,269 msg/sec
                    AtomicQueue2, 4,i:   8,067,829 msg/sec
                    AtomicQueue2, 5,s:   7,924,852 msg/sec
                    AtomicQueue2, 5,i:   8,032,144 msg/sec
                    AtomicQueue2, 6,s:   7,857,328 msg/sec
                    AtomicQueue2, 6,i:   7,525,460 msg/sec
                    AtomicQueue2, 7,s:   7,143,611 msg/sec
                    AtomicQueue2, 7,i:   7,882,644 msg/sec
                    AtomicQueue2, 8,s:   6,380,650 msg/sec
                    AtomicQueue2, 8,i:   7,331,858 msg/sec
                   AtomicQueueB2, 1,s:  36,358,509 msg/sec
                   AtomicQueueB2, 1,i:  36,377,460 msg/sec
                   AtomicQueueB2, 2,s:  11,330,691 msg/sec
                   AtomicQueueB2, 2,i:  11,117,014 msg/sec
                   AtomicQueueB2, 3,s:   9,580,275 msg/sec
                   AtomicQueueB2, 3,i:   9,480,947 msg/sec
                   AtomicQueueB2, 4,s:   7,897,192 msg/sec
                   AtomicQueueB2, 4,i:   7,818,945 msg/sec
                   AtomicQueueB2, 5,s:   7,605,880 msg/sec
                   AtomicQueueB2, 5,i:   7,674,329 msg/sec
                   AtomicQueueB2, 6,s:   7,341,709 msg/sec
                   AtomicQueueB2, 6,i:   7,460,644 msg/sec
                   AtomicQueueB2, 7,s:   6,818,116 msg/sec
                   AtomicQueueB2, 7,i:   7,716,406 msg/sec
                   AtomicQueueB2, 8,s:   6,316,849 msg/sec
                   AtomicQueueB2, 8,i:   7,103,724 msg/sec
            OptimistAtomicQueue2, 1,s: 195,487,895 msg/sec
            OptimistAtomicQueue2, 1,i: 184,992,116 msg/sec
            OptimistAtomicQueue2, 2,s:  24,263,163 msg/sec
            OptimistAtomicQueue2, 2,i:  24,021,762 msg/sec
            OptimistAtomicQueue2, 3,s:  30,453,423 msg/sec
            OptimistAtomicQueue2, 3,i:  29,945,623 msg/sec
            OptimistAtomicQueue2, 4,s:  33,711,134 msg/sec
            OptimistAtomicQueue2, 4,i:  34,063,072 msg/sec
            OptimistAtomicQueue2, 5,s:  37,198,377 msg/sec
            OptimistAtomicQueue2, 5,i:  41,598,199 msg/sec
            OptimistAtomicQueue2, 6,s:  40,272,680 msg/sec
            OptimistAtomicQueue2, 6,i:  48,858,518 msg/sec
            OptimistAtomicQueue2, 7,s:  43,040,159 msg/sec
            OptimistAtomicQueue2, 7,i:  47,931,681 msg/sec
            OptimistAtomicQueue2, 8,s:  43,895,829 msg/sec
            OptimistAtomicQueue2, 8,i:  49,590,214 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,046,967 msg/sec
           OptimistAtomicQueueB2, 1,i:  35,509,376 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,711,261 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,889,692 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,225,164 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,090,411 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,951,357 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,072,720 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,579,756 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,017,164 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,794,206 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,354,150 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,173,494 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,186,539 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,335,768 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,224,465 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000243 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000249 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[84] 370m:31s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,020,247 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,434,285 msg/sec
          boost::lockfree::queue, 1,s:   6,824,110 msg/sec
          boost::lockfree::queue, 1,i:   6,836,401 msg/sec
          boost::lockfree::queue, 2,s:   7,501,370 msg/sec
          boost::lockfree::queue, 2,i:   7,448,923 msg/sec
          boost::lockfree::queue, 3,s:   7,427,034 msg/sec
          boost::lockfree::queue, 3,i:   7,635,689 msg/sec
          boost::lockfree::queue, 4,s:   6,426,437 msg/sec
          boost::lockfree::queue, 4,i:   6,826,852 msg/sec
          boost::lockfree::queue, 5,s:   6,378,931 msg/sec
          boost::lockfree::queue, 5,i:   6,482,689 msg/sec
          boost::lockfree::queue, 6,s:   6,023,626 msg/sec
          boost::lockfree::queue, 6,i:   6,085,693 msg/sec
          boost::lockfree::queue, 7,s:   5,839,689 msg/sec
          boost::lockfree::queue, 7,i:   6,072,233 msg/sec
          boost::lockfree::queue, 8,s:   5,452,908 msg/sec
          boost::lockfree::queue, 8,i:   5,638,152 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 401,465,832 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  94,682,964 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,328,459 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,773,076 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,970,200 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,771,417 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,033,747 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,999,477 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,036,839 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,134,354 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,440,710 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,723,434 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,582,120 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,720,146 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,036,181 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  46,918,513 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,283,782 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,836,774 msg/sec
                pthread_spinlock, 1,s:  29,066,237 msg/sec
                pthread_spinlock, 1,i:  25,314,919 msg/sec
                pthread_spinlock, 2,s:  15,551,689 msg/sec
                pthread_spinlock, 2,i:  16,928,933 msg/sec
                pthread_spinlock, 3,s:   8,305,520 msg/sec
                pthread_spinlock, 3,i:  12,204,292 msg/sec
                pthread_spinlock, 4,s:   6,487,486 msg/sec
                pthread_spinlock, 4,i:   9,205,516 msg/sec
                pthread_spinlock, 5,s:   8,770,188 msg/sec
                pthread_spinlock, 5,i:   8,920,586 msg/sec
                pthread_spinlock, 6,s:   8,277,599 msg/sec
                pthread_spinlock, 6,i:   8,604,620 msg/sec
                pthread_spinlock, 7,s:   7,535,713 msg/sec
                pthread_spinlock, 7,i:   7,803,076 msg/sec
                pthread_spinlock, 8,s:   6,726,915 msg/sec
                pthread_spinlock, 8,i:   6,938,562 msg/sec
                      std::mutex, 1,s:   7,571,679 msg/sec
                      std::mutex, 1,i:   6,602,753 msg/sec
                      std::mutex, 2,s:   5,496,470 msg/sec
                      std::mutex, 2,i:   5,673,427 msg/sec
                      std::mutex, 3,s:   6,024,492 msg/sec
                      std::mutex, 3,i:   6,001,186 msg/sec
                      std::mutex, 4,s:   6,195,568 msg/sec
                      std::mutex, 4,i:   6,267,380 msg/sec
                      std::mutex, 5,s:   5,996,015 msg/sec
                      std::mutex, 5,i:   5,779,979 msg/sec
                      std::mutex, 6,s:   5,885,418 msg/sec
                      std::mutex, 6,i:   5,893,367 msg/sec
                      std::mutex, 7,s:   5,802,334 msg/sec
                      std::mutex, 7,i:   5,813,919 msg/sec
                      std::mutex, 8,s:   5,669,767 msg/sec
                      std::mutex, 8,i:   5,728,428 msg/sec
                 tbb::spin_mutex, 1,s:  37,962,160 msg/sec
                 tbb::spin_mutex, 1,i:  37,836,289 msg/sec
                 tbb::spin_mutex, 2,s:  20,928,325 msg/sec
                 tbb::spin_mutex, 2,i:  18,414,475 msg/sec
                 tbb::spin_mutex, 3,s:   8,113,656 msg/sec
                 tbb::spin_mutex, 3,i:  11,018,842 msg/sec
                 tbb::spin_mutex, 4,s:   3,085,976 msg/sec
                 tbb::spin_mutex, 4,i:   6,338,271 msg/sec
                 tbb::spin_mutex, 5,s:   5,504,725 msg/sec
                 tbb::spin_mutex, 5,i:   5,793,693 msg/sec
                 tbb::spin_mutex, 6,s:   5,347,257 msg/sec
                 tbb::spin_mutex, 6,i:   4,364,666 msg/sec
                 tbb::spin_mutex, 7,s:   4,487,522 msg/sec
                 tbb::spin_mutex, 7,i:   4,334,421 msg/sec
                 tbb::spin_mutex, 8,s:   4,214,049 msg/sec
                 tbb::spin_mutex, 8,i:   4,050,110 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,152,329 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,870,048 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,581,775 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,742,287 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,884,666 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,818,605 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,315,201 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,266,946 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,590,196 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,183,289 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,956,184 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,407,379 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,979,234 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,605,233 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,051,875 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,713,817 msg/sec
     xenium::michael_scott_queue, 1,s:  10,085,970 msg/sec
     xenium::michael_scott_queue, 1,i:  10,015,428 msg/sec
     xenium::michael_scott_queue, 2,s:   8,389,121 msg/sec
     xenium::michael_scott_queue, 2,i:   8,431,937 msg/sec
     xenium::michael_scott_queue, 3,s:   7,306,675 msg/sec
     xenium::michael_scott_queue, 3,i:   7,582,942 msg/sec
     xenium::michael_scott_queue, 4,s:   6,254,497 msg/sec
     xenium::michael_scott_queue, 4,i:   6,309,469 msg/sec
     xenium::michael_scott_queue, 5,s:   6,306,121 msg/sec
     xenium::michael_scott_queue, 5,i:   6,648,470 msg/sec
     xenium::michael_scott_queue, 6,s:   6,487,576 msg/sec
     xenium::michael_scott_queue, 6,i:   6,697,609 msg/sec
     xenium::michael_scott_queue, 7,s:   6,293,135 msg/sec
     xenium::michael_scott_queue, 7,i:   6,456,130 msg/sec
     xenium::michael_scott_queue, 8,s:   6,020,372 msg/sec
     xenium::michael_scott_queue, 8,i:   6,249,159 msg/sec
         xenium::ramalhete_queue, 1,s:  32,100,557 msg/sec
         xenium::ramalhete_queue, 1,i:  31,871,777 msg/sec
         xenium::ramalhete_queue, 2,s:  23,588,079 msg/sec
         xenium::ramalhete_queue, 2,i:  23,245,211 msg/sec
         xenium::ramalhete_queue, 3,s:  29,115,435 msg/sec
         xenium::ramalhete_queue, 3,i:  28,516,865 msg/sec
         xenium::ramalhete_queue, 4,s:  33,838,848 msg/sec
         xenium::ramalhete_queue, 4,i:  33,454,449 msg/sec
         xenium::ramalhete_queue, 5,s:  32,021,714 msg/sec
         xenium::ramalhete_queue, 5,i:  35,888,559 msg/sec
         xenium::ramalhete_queue, 6,s:  34,170,937 msg/sec
         xenium::ramalhete_queue, 6,i:  39,049,152 msg/sec
         xenium::ramalhete_queue, 7,s:  35,186,367 msg/sec
         xenium::ramalhete_queue, 7,i:  41,132,178 msg/sec
         xenium::ramalhete_queue, 8,s:  35,594,203 msg/sec
         xenium::ramalhete_queue, 8,i:  43,940,113 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,547,720 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,421,971 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,978,970 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,370,745 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,734,195 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,457,109 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,509,390 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,504,106 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,617,399 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,378,527 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,121,184 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,404,315 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,265,594 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,934,569 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,396,137 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,240,781 msg/sec
                     AtomicQueue, 1,s:  58,899,027 msg/sec
                     AtomicQueue, 1,i:  56,250,671 msg/sec
                     AtomicQueue, 2,s:  12,117,911 msg/sec
                     AtomicQueue, 2,i:  11,758,950 msg/sec
                     AtomicQueue, 3,s:  10,786,129 msg/sec
                     AtomicQueue, 3,i:   9,966,847 msg/sec
                     AtomicQueue, 4,s:   8,203,537 msg/sec
                     AtomicQueue, 4,i:   8,199,436 msg/sec
                     AtomicQueue, 5,s:   8,027,914 msg/sec
                     AtomicQueue, 5,i:   8,059,231 msg/sec
                     AtomicQueue, 6,s:   7,857,461 msg/sec
                     AtomicQueue, 6,i:   7,607,352 msg/sec
                     AtomicQueue, 7,s:   7,136,870 msg/sec
                     AtomicQueue, 7,i:   7,991,872 msg/sec
                     AtomicQueue, 8,s:   6,356,787 msg/sec
                     AtomicQueue, 8,i:   7,363,674 msg/sec
                    AtomicQueueB, 1,s:  45,399,778 msg/sec
                    AtomicQueueB, 1,i:  43,836,065 msg/sec
                    AtomicQueueB, 2,s:  11,665,461 msg/sec
                    AtomicQueueB, 2,i:  11,490,258 msg/sec
                    AtomicQueueB, 3,s:  11,043,079 msg/sec
                    AtomicQueueB, 3,i:  10,218,009 msg/sec
                    AtomicQueueB, 4,s:   8,070,473 msg/sec
                    AtomicQueueB, 4,i:   8,052,765 msg/sec
                    AtomicQueueB, 5,s:   7,457,862 msg/sec
                    AtomicQueueB, 5,i:   7,822,695 msg/sec
                    AtomicQueueB, 6,s:   7,408,210 msg/sec
                    AtomicQueueB, 6,i:   7,517,076 msg/sec
                    AtomicQueueB, 7,s:   6,836,084 msg/sec
                    AtomicQueueB, 7,i:   7,747,769 msg/sec
                    AtomicQueueB, 8,s:   6,226,650 msg/sec
                    AtomicQueueB, 8,i:   7,109,685 msg/sec
             OptimistAtomicQueue, 1,s: 744,116,549 msg/sec
             OptimistAtomicQueue, 1,i: 564,976,938 msg/sec
             OptimistAtomicQueue, 2,s:  32,639,668 msg/sec
             OptimistAtomicQueue, 2,i:  32,458,516 msg/sec
             OptimistAtomicQueue, 3,s:  36,631,302 msg/sec
             OptimistAtomicQueue, 3,i:  37,371,879 msg/sec
             OptimistAtomicQueue, 4,s:  39,265,691 msg/sec
             OptimistAtomicQueue, 4,i:  39,387,656 msg/sec
             OptimistAtomicQueue, 5,s:  41,894,064 msg/sec
             OptimistAtomicQueue, 5,i:  46,426,978 msg/sec
             OptimistAtomicQueue, 6,s:  42,187,271 msg/sec
             OptimistAtomicQueue, 6,i:  50,404,998 msg/sec
             OptimistAtomicQueue, 7,s:  44,415,126 msg/sec
             OptimistAtomicQueue, 7,i:  53,098,355 msg/sec
             OptimistAtomicQueue, 8,s:  46,537,677 msg/sec
             OptimistAtomicQueue, 8,i:  49,880,021 msg/sec
            OptimistAtomicQueueB, 1,s: 177,610,681 msg/sec
            OptimistAtomicQueueB, 1,i:  77,809,921 msg/sec
            OptimistAtomicQueueB, 2,s:  31,640,386 msg/sec
            OptimistAtomicQueueB, 2,i:  31,708,089 msg/sec
            OptimistAtomicQueueB, 3,s:  36,116,829 msg/sec
            OptimistAtomicQueueB, 3,i:  36,862,745 msg/sec
            OptimistAtomicQueueB, 4,s:  38,654,132 msg/sec
            OptimistAtomicQueueB, 4,i:  38,550,888 msg/sec
            OptimistAtomicQueueB, 5,s:  40,458,172 msg/sec
            OptimistAtomicQueueB, 5,i:  46,034,232 msg/sec
            OptimistAtomicQueueB, 6,s:  41,358,808 msg/sec
            OptimistAtomicQueueB, 6,i:  48,624,862 msg/sec
            OptimistAtomicQueueB, 7,s:  42,709,606 msg/sec
            OptimistAtomicQueueB, 7,i:  51,450,602 msg/sec
            OptimistAtomicQueueB, 8,s:  44,598,154 msg/sec
            OptimistAtomicQueueB, 8,i:  48,009,620 msg/sec
                    AtomicQueue2, 1,s:  22,849,621 msg/sec
                    AtomicQueue2, 1,i:  22,818,415 msg/sec
                    AtomicQueue2, 2,s:  11,769,318 msg/sec
                    AtomicQueue2, 2,i:  11,416,657 msg/sec
                    AtomicQueue2, 3,s:   9,441,721 msg/sec
                    AtomicQueue2, 3,i:   9,422,409 msg/sec
                    AtomicQueue2, 4,s:   8,017,264 msg/sec
                    AtomicQueue2, 4,i:   8,052,108 msg/sec
                    AtomicQueue2, 5,s:   7,978,500 msg/sec
                    AtomicQueue2, 5,i:   8,039,112 msg/sec
                    AtomicQueue2, 6,s:   7,655,801 msg/sec
                    AtomicQueue2, 6,i:   7,577,199 msg/sec
                    AtomicQueue2, 7,s:   7,152,274 msg/sec
                    AtomicQueue2, 7,i:   7,892,392 msg/sec
                    AtomicQueue2, 8,s:   6,400,383 msg/sec
                    AtomicQueue2, 8,i:   7,375,906 msg/sec
                   AtomicQueueB2, 1,s:  36,122,972 msg/sec
                   AtomicQueueB2, 1,i:  36,227,325 msg/sec
                   AtomicQueueB2, 2,s:  11,424,164 msg/sec
                   AtomicQueueB2, 2,i:  11,076,730 msg/sec
                   AtomicQueueB2, 3,s:   9,641,101 msg/sec
                   AtomicQueueB2, 3,i:   9,488,043 msg/sec
                   AtomicQueueB2, 4,s:   7,887,334 msg/sec
                   AtomicQueueB2, 4,i:   7,869,566 msg/sec
                   AtomicQueueB2, 5,s:   7,370,163 msg/sec
                   AtomicQueueB2, 5,i:   7,743,331 msg/sec
                   AtomicQueueB2, 6,s:   7,166,132 msg/sec
                   AtomicQueueB2, 6,i:   7,454,115 msg/sec
                   AtomicQueueB2, 7,s:   6,930,118 msg/sec
                   AtomicQueueB2, 7,i:   7,703,892 msg/sec
                   AtomicQueueB2, 8,s:   6,317,636 msg/sec
                   AtomicQueueB2, 8,i:   7,102,383 msg/sec
            OptimistAtomicQueue2, 1,s: 520,732,102 msg/sec
            OptimistAtomicQueue2, 1,i:  32,466,059 msg/sec
            OptimistAtomicQueue2, 2,s:  26,209,973 msg/sec
            OptimistAtomicQueue2, 2,i:  24,031,964 msg/sec
            OptimistAtomicQueue2, 3,s:  30,324,602 msg/sec
            OptimistAtomicQueue2, 3,i:  29,963,520 msg/sec
            OptimistAtomicQueue2, 4,s:  33,225,835 msg/sec
            OptimistAtomicQueue2, 4,i:  33,169,545 msg/sec
            OptimistAtomicQueue2, 5,s:  37,439,714 msg/sec
            OptimistAtomicQueue2, 5,i:  41,041,598 msg/sec
            OptimistAtomicQueue2, 6,s:  40,214,553 msg/sec
            OptimistAtomicQueue2, 6,i:  49,338,164 msg/sec
            OptimistAtomicQueue2, 7,s:  42,889,010 msg/sec
            OptimistAtomicQueue2, 7,i:  47,954,532 msg/sec
            OptimistAtomicQueue2, 8,s:  43,939,329 msg/sec
            OptimistAtomicQueue2, 8,i:  48,371,403 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,370,688 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,949,404 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,756,289 msg/sec
           OptimistAtomicQueueB2, 2,i:  28,110,025 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,681,749 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,711,546 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,010,894 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,132,841 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,622,917 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,283,839 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,389,387 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,321,036 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,393,687 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,315,009 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,265,032 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,924,174 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000250 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000256 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000357 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[85] 369m:12s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,278,878 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,104,180 msg/sec
          boost::lockfree::queue, 1,s:   6,866,548 msg/sec
          boost::lockfree::queue, 1,i:   6,959,344 msg/sec
          boost::lockfree::queue, 2,s:   7,662,477 msg/sec
          boost::lockfree::queue, 2,i:   7,423,679 msg/sec
          boost::lockfree::queue, 3,s:   7,372,266 msg/sec
          boost::lockfree::queue, 3,i:   7,505,332 msg/sec
          boost::lockfree::queue, 4,s:   6,425,480 msg/sec
          boost::lockfree::queue, 4,i:   6,906,538 msg/sec
          boost::lockfree::queue, 5,s:   6,415,622 msg/sec
          boost::lockfree::queue, 5,i:   6,467,504 msg/sec
          boost::lockfree::queue, 6,s:   5,967,443 msg/sec
          boost::lockfree::queue, 6,i:   6,098,180 msg/sec
          boost::lockfree::queue, 7,s:   5,812,810 msg/sec
          boost::lockfree::queue, 7,i:   5,976,041 msg/sec
          boost::lockfree::queue, 8,s:   5,420,981 msg/sec
          boost::lockfree::queue, 8,i:   5,603,056 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 401,060,886 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 370,775,201 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,490,191 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,476,767 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,643,049 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,418,439 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,196,337 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,001,204 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,416,520 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,214,268 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,079,239 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,665,814 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,500,689 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,359,198 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,099,350 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,931,015 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,449,941 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,392,314 msg/sec
                pthread_spinlock, 1,s:  28,837,410 msg/sec
                pthread_spinlock, 1,i:  25,397,740 msg/sec
                pthread_spinlock, 2,s:  16,051,702 msg/sec
                pthread_spinlock, 2,i:  17,008,588 msg/sec
                pthread_spinlock, 3,s:   8,320,452 msg/sec
                pthread_spinlock, 3,i:  12,068,151 msg/sec
                pthread_spinlock, 4,s:   6,469,230 msg/sec
                pthread_spinlock, 4,i:   9,011,814 msg/sec
                pthread_spinlock, 5,s:   8,556,148 msg/sec
                pthread_spinlock, 5,i:   9,126,012 msg/sec
                pthread_spinlock, 6,s:   8,372,083 msg/sec
                pthread_spinlock, 6,i:   8,867,603 msg/sec
                pthread_spinlock, 7,s:   7,543,158 msg/sec
                pthread_spinlock, 7,i:   7,683,281 msg/sec
                pthread_spinlock, 8,s:   6,919,670 msg/sec
                pthread_spinlock, 8,i:   7,289,177 msg/sec
                      std::mutex, 1,s:   6,586,069 msg/sec
                      std::mutex, 1,i:   7,283,720 msg/sec
                      std::mutex, 2,s:   6,188,597 msg/sec
                      std::mutex, 2,i:   6,114,454 msg/sec
                      std::mutex, 3,s:   5,963,830 msg/sec
                      std::mutex, 3,i:   5,917,483 msg/sec
                      std::mutex, 4,s:   5,641,641 msg/sec
                      std::mutex, 4,i:   5,678,939 msg/sec
                      std::mutex, 5,s:   6,015,261 msg/sec
                      std::mutex, 5,i:   5,982,223 msg/sec
                      std::mutex, 6,s:   5,900,644 msg/sec
                      std::mutex, 6,i:   5,833,726 msg/sec
                      std::mutex, 7,s:   5,757,312 msg/sec
                      std::mutex, 7,i:   5,774,243 msg/sec
                      std::mutex, 8,s:   5,683,871 msg/sec
                      std::mutex, 8,i:   5,667,358 msg/sec
                 tbb::spin_mutex, 1,s:  38,164,898 msg/sec
                 tbb::spin_mutex, 1,i:  32,963,587 msg/sec
                 tbb::spin_mutex, 2,s:  21,242,375 msg/sec
                 tbb::spin_mutex, 2,i:  18,448,221 msg/sec
                 tbb::spin_mutex, 3,s:   7,771,896 msg/sec
                 tbb::spin_mutex, 3,i:  11,463,012 msg/sec
                 tbb::spin_mutex, 4,s:   3,084,739 msg/sec
                 tbb::spin_mutex, 4,i:   6,255,346 msg/sec
                 tbb::spin_mutex, 5,s:   5,313,617 msg/sec
                 tbb::spin_mutex, 5,i:   5,632,141 msg/sec
                 tbb::spin_mutex, 6,s:   5,236,591 msg/sec
                 tbb::spin_mutex, 6,i:   4,374,554 msg/sec
                 tbb::spin_mutex, 7,s:   4,811,617 msg/sec
                 tbb::spin_mutex, 7,i:   4,356,798 msg/sec
                 tbb::spin_mutex, 8,s:   3,804,933 msg/sec
                 tbb::spin_mutex, 8,i:   4,085,655 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,075,874 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,122,917 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,771,499 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,984,733 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,259,818 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,285,994 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,192,290 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,202,933 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,550,272 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,353,840 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,603,492 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,686,638 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,607,737 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,098,514 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,742,780 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,877,028 msg/sec
     xenium::michael_scott_queue, 1,s:   9,448,676 msg/sec
     xenium::michael_scott_queue, 1,i:   9,477,066 msg/sec
     xenium::michael_scott_queue, 2,s:   8,544,283 msg/sec
     xenium::michael_scott_queue, 2,i:   8,441,498 msg/sec
     xenium::michael_scott_queue, 3,s:   7,300,334 msg/sec
     xenium::michael_scott_queue, 3,i:   7,519,216 msg/sec
     xenium::michael_scott_queue, 4,s:   6,225,973 msg/sec
     xenium::michael_scott_queue, 4,i:   6,316,157 msg/sec
     xenium::michael_scott_queue, 5,s:   6,295,049 msg/sec
     xenium::michael_scott_queue, 5,i:   6,821,133 msg/sec
     xenium::michael_scott_queue, 6,s:   6,529,738 msg/sec
     xenium::michael_scott_queue, 6,i:   7,072,662 msg/sec
     xenium::michael_scott_queue, 7,s:   6,255,636 msg/sec
     xenium::michael_scott_queue, 7,i:   6,552,797 msg/sec
     xenium::michael_scott_queue, 8,s:   6,017,851 msg/sec
     xenium::michael_scott_queue, 8,i:   6,125,992 msg/sec
         xenium::ramalhete_queue, 1,s:  32,200,183 msg/sec
         xenium::ramalhete_queue, 1,i:  32,222,185 msg/sec
         xenium::ramalhete_queue, 2,s:  23,521,022 msg/sec
         xenium::ramalhete_queue, 2,i:  23,329,565 msg/sec
         xenium::ramalhete_queue, 3,s:  29,156,830 msg/sec
         xenium::ramalhete_queue, 3,i:  28,430,718 msg/sec
         xenium::ramalhete_queue, 4,s:  33,945,361 msg/sec
         xenium::ramalhete_queue, 4,i:  33,521,885 msg/sec
         xenium::ramalhete_queue, 5,s:  32,171,290 msg/sec
         xenium::ramalhete_queue, 5,i:  38,645,361 msg/sec
         xenium::ramalhete_queue, 6,s:  34,092,347 msg/sec
         xenium::ramalhete_queue, 6,i:  39,183,612 msg/sec
         xenium::ramalhete_queue, 7,s:  35,090,960 msg/sec
         xenium::ramalhete_queue, 7,i:  42,054,353 msg/sec
         xenium::ramalhete_queue, 8,s:  35,551,717 msg/sec
         xenium::ramalhete_queue, 8,i:  44,268,902 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,983,890 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  99,020,425 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,588,308 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,245,846 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,563,483 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,174,411 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,635,857 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,395,996 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,028,977 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,328,168 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,077,486 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,213,056 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,143,825 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,158,348 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,400,589 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,318,986 msg/sec
                     AtomicQueue, 1,s:  56,968,309 msg/sec
                     AtomicQueue, 1,i:  56,249,200 msg/sec
                     AtomicQueue, 2,s:  12,317,211 msg/sec
                     AtomicQueue, 2,i:  11,710,484 msg/sec
                     AtomicQueue, 3,s:  10,683,747 msg/sec
                     AtomicQueue, 3,i:   9,821,725 msg/sec
                     AtomicQueue, 4,s:   8,212,640 msg/sec
                     AtomicQueue, 4,i:   8,180,591 msg/sec
                     AtomicQueue, 5,s:   7,898,312 msg/sec
                     AtomicQueue, 5,i:   8,102,147 msg/sec
                     AtomicQueue, 6,s:   7,749,487 msg/sec
                     AtomicQueue, 6,i:   7,611,463 msg/sec
                     AtomicQueue, 7,s:   7,127,732 msg/sec
                     AtomicQueue, 7,i:   7,987,090 msg/sec
                     AtomicQueue, 8,s:   6,360,132 msg/sec
                     AtomicQueue, 8,i:   7,454,682 msg/sec
                    AtomicQueueB, 1,s:  44,170,782 msg/sec
                    AtomicQueueB, 1,i:  43,007,430 msg/sec
                    AtomicQueueB, 2,s:  11,885,462 msg/sec
                    AtomicQueueB, 2,i:  11,496,926 msg/sec
                    AtomicQueueB, 3,s:  10,919,471 msg/sec
                    AtomicQueueB, 3,i:  10,163,622 msg/sec
                    AtomicQueueB, 4,s:   8,030,061 msg/sec
                    AtomicQueueB, 4,i:   8,033,271 msg/sec
                    AtomicQueueB, 5,s:   7,728,332 msg/sec
                    AtomicQueueB, 5,i:   7,761,278 msg/sec
                    AtomicQueueB, 6,s:   7,318,362 msg/sec
                    AtomicQueueB, 6,i:   7,541,574 msg/sec
                    AtomicQueueB, 7,s:   6,863,568 msg/sec
                    AtomicQueueB, 7,i:   7,751,449 msg/sec
                    AtomicQueueB, 8,s:   6,232,347 msg/sec
                    AtomicQueueB, 8,i:   7,149,571 msg/sec
             OptimistAtomicQueue, 1,s: 731,256,479 msg/sec
             OptimistAtomicQueue, 1,i: 610,680,683 msg/sec
             OptimistAtomicQueue, 2,s:  32,646,868 msg/sec
             OptimistAtomicQueue, 2,i:  32,710,513 msg/sec
             OptimistAtomicQueue, 3,s:  36,661,736 msg/sec
             OptimistAtomicQueue, 3,i:  37,386,575 msg/sec
             OptimistAtomicQueue, 4,s:  39,314,054 msg/sec
             OptimistAtomicQueue, 4,i:  39,410,939 msg/sec
             OptimistAtomicQueue, 5,s:  42,447,118 msg/sec
             OptimistAtomicQueue, 5,i:  46,385,357 msg/sec
             OptimistAtomicQueue, 6,s:  42,372,161 msg/sec
             OptimistAtomicQueue, 6,i:  49,833,261 msg/sec
             OptimistAtomicQueue, 7,s:  44,116,242 msg/sec
             OptimistAtomicQueue, 7,i:  53,156,863 msg/sec
             OptimistAtomicQueue, 8,s:  46,401,705 msg/sec
             OptimistAtomicQueue, 8,i:  49,420,902 msg/sec
            OptimistAtomicQueueB, 1,s:  77,777,001 msg/sec
            OptimistAtomicQueueB, 1,i:  76,586,966 msg/sec
            OptimistAtomicQueueB, 2,s:  32,324,852 msg/sec
            OptimistAtomicQueueB, 2,i:  32,162,584 msg/sec
            OptimistAtomicQueueB, 3,s:  36,263,529 msg/sec
            OptimistAtomicQueueB, 3,i:  37,006,889 msg/sec
            OptimistAtomicQueueB, 4,s:  38,627,154 msg/sec
            OptimistAtomicQueueB, 4,i:  38,519,519 msg/sec
            OptimistAtomicQueueB, 5,s:  40,972,926 msg/sec
            OptimistAtomicQueueB, 5,i:  45,475,185 msg/sec
            OptimistAtomicQueueB, 6,s:  41,444,785 msg/sec
            OptimistAtomicQueueB, 6,i:  49,022,165 msg/sec
            OptimistAtomicQueueB, 7,s:  41,827,873 msg/sec
            OptimistAtomicQueueB, 7,i:  51,559,628 msg/sec
            OptimistAtomicQueueB, 8,s:  44,619,637 msg/sec
            OptimistAtomicQueueB, 8,i:  47,991,949 msg/sec
                    AtomicQueue2, 1,s:  22,864,241 msg/sec
                    AtomicQueue2, 1,i:  22,808,122 msg/sec
                    AtomicQueue2, 2,s:  11,821,079 msg/sec
                    AtomicQueue2, 2,i:  11,403,055 msg/sec
                    AtomicQueue2, 3,s:   9,386,715 msg/sec
                    AtomicQueue2, 3,i:   9,405,712 msg/sec
                    AtomicQueue2, 4,s:   8,085,865 msg/sec
                    AtomicQueue2, 4,i:   8,021,106 msg/sec
                    AtomicQueue2, 5,s:   7,927,974 msg/sec
                    AtomicQueue2, 5,i:   8,078,103 msg/sec
                    AtomicQueue2, 6,s:   7,855,282 msg/sec
                    AtomicQueue2, 6,i:   7,525,435 msg/sec
                    AtomicQueue2, 7,s:   7,097,209 msg/sec
                    AtomicQueue2, 7,i:   7,893,456 msg/sec
                    AtomicQueue2, 8,s:   6,376,549 msg/sec
                    AtomicQueue2, 8,i:   7,192,542 msg/sec
                   AtomicQueueB2, 1,s:  32,666,490 msg/sec
                   AtomicQueueB2, 1,i:  32,599,265 msg/sec
                   AtomicQueueB2, 2,s:  11,453,584 msg/sec
                   AtomicQueueB2, 2,i:  11,107,238 msg/sec
                   AtomicQueueB2, 3,s:   9,739,126 msg/sec
                   AtomicQueueB2, 3,i:   9,512,850 msg/sec
                   AtomicQueueB2, 4,s:   7,938,982 msg/sec
                   AtomicQueueB2, 4,i:   7,877,996 msg/sec
                   AtomicQueueB2, 5,s:   7,580,592 msg/sec
                   AtomicQueueB2, 5,i:   7,735,154 msg/sec
                   AtomicQueueB2, 6,s:   7,341,931 msg/sec
                   AtomicQueueB2, 6,i:   7,388,418 msg/sec
                   AtomicQueueB2, 7,s:   6,907,497 msg/sec
                   AtomicQueueB2, 7,i:   7,699,095 msg/sec
                   AtomicQueueB2, 8,s:   6,321,936 msg/sec
                   AtomicQueueB2, 8,i:   7,093,980 msg/sec
            OptimistAtomicQueue2, 1,s:  32,085,540 msg/sec
            OptimistAtomicQueue2, 1,i:  30,908,348 msg/sec
            OptimistAtomicQueue2, 2,s:  28,072,481 msg/sec
            OptimistAtomicQueue2, 2,i:  23,196,842 msg/sec
            OptimistAtomicQueue2, 3,s:  32,951,457 msg/sec
            OptimistAtomicQueue2, 3,i:  30,062,585 msg/sec
            OptimistAtomicQueue2, 4,s:  33,258,229 msg/sec
            OptimistAtomicQueue2, 4,i:  33,158,176 msg/sec
            OptimistAtomicQueue2, 5,s:  37,178,876 msg/sec
            OptimistAtomicQueue2, 5,i:  43,119,248 msg/sec
            OptimistAtomicQueue2, 6,s:  40,094,061 msg/sec
            OptimistAtomicQueue2, 6,i:  49,289,993 msg/sec
            OptimistAtomicQueue2, 7,s:  43,276,794 msg/sec
            OptimistAtomicQueue2, 7,i:  48,194,562 msg/sec
            OptimistAtomicQueue2, 8,s:  43,904,266 msg/sec
            OptimistAtomicQueue2, 8,i:  48,373,898 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,475,771 msg/sec
           OptimistAtomicQueueB2, 1,i:  65,090,829 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,765,449 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,994,308 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,692,560 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,473,437 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,335,903 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,034,972 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,437,214 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,373,707 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,325,528 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,269,940 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,365,497 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,093,088 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,003,410 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,748,757 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000146 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000520 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000260 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000167 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[86] 367m:52s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,529,368 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,279,484 msg/sec
          boost::lockfree::queue, 1,s:   6,940,843 msg/sec
          boost::lockfree::queue, 1,i:   6,973,349 msg/sec
          boost::lockfree::queue, 2,s:   7,666,985 msg/sec
          boost::lockfree::queue, 2,i:   7,405,069 msg/sec
          boost::lockfree::queue, 3,s:   7,393,921 msg/sec
          boost::lockfree::queue, 3,i:   7,541,065 msg/sec
          boost::lockfree::queue, 4,s:   6,423,182 msg/sec
          boost::lockfree::queue, 4,i:   6,768,930 msg/sec
          boost::lockfree::queue, 5,s:   6,417,075 msg/sec
          boost::lockfree::queue, 5,i:   6,463,502 msg/sec
          boost::lockfree::queue, 6,s:   6,019,538 msg/sec
          boost::lockfree::queue, 6,i:   6,129,872 msg/sec
          boost::lockfree::queue, 7,s:   5,940,173 msg/sec
          boost::lockfree::queue, 7,i:   6,034,295 msg/sec
          boost::lockfree::queue, 8,s:   5,411,103 msg/sec
          boost::lockfree::queue, 8,i:   5,605,527 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 483,319,729 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  83,534,637 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,638,425 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,515,788 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,524,094 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,528,029 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,832,134 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,583,017 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,053,640 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,286,927 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,333,344 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,277,030 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,162,426 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,652,683 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,855,935 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,298,863 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  30,666,393 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,629,149 msg/sec
                pthread_spinlock, 1,s:  28,813,708 msg/sec
                pthread_spinlock, 1,i:  25,283,021 msg/sec
                pthread_spinlock, 2,s:  15,244,487 msg/sec
                pthread_spinlock, 2,i:  16,815,884 msg/sec
                pthread_spinlock, 3,s:   8,291,731 msg/sec
                pthread_spinlock, 3,i:  11,963,675 msg/sec
                pthread_spinlock, 4,s:   6,543,007 msg/sec
                pthread_spinlock, 4,i:   8,912,659 msg/sec
                pthread_spinlock, 5,s:   8,758,663 msg/sec
                pthread_spinlock, 5,i:   9,018,256 msg/sec
                pthread_spinlock, 6,s:   8,485,632 msg/sec
                pthread_spinlock, 6,i:   8,466,981 msg/sec
                pthread_spinlock, 7,s:   8,020,302 msg/sec
                pthread_spinlock, 7,i:   7,902,111 msg/sec
                pthread_spinlock, 8,s:   6,651,644 msg/sec
                pthread_spinlock, 8,i:   6,972,069 msg/sec
                      std::mutex, 1,s:   6,707,027 msg/sec
                      std::mutex, 1,i:   6,853,241 msg/sec
                      std::mutex, 2,s:   5,494,327 msg/sec
                      std::mutex, 2,i:   5,862,701 msg/sec
                      std::mutex, 3,s:   5,530,352 msg/sec
                      std::mutex, 3,i:   5,784,694 msg/sec
                      std::mutex, 4,s:   5,260,075 msg/sec
                      std::mutex, 4,i:   5,811,778 msg/sec
                      std::mutex, 5,s:   5,750,466 msg/sec
                      std::mutex, 5,i:   6,193,073 msg/sec
                      std::mutex, 6,s:   6,094,095 msg/sec
                      std::mutex, 6,i:   6,154,438 msg/sec
                      std::mutex, 7,s:   5,966,831 msg/sec
                      std::mutex, 7,i:   5,949,959 msg/sec
                      std::mutex, 8,s:   5,741,131 msg/sec
                      std::mutex, 8,i:   5,768,348 msg/sec
                 tbb::spin_mutex, 1,s:  37,885,172 msg/sec
                 tbb::spin_mutex, 1,i:  33,037,934 msg/sec
                 tbb::spin_mutex, 2,s:  21,215,529 msg/sec
                 tbb::spin_mutex, 2,i:  18,389,972 msg/sec
                 tbb::spin_mutex, 3,s:   8,086,388 msg/sec
                 tbb::spin_mutex, 3,i:  10,251,268 msg/sec
                 tbb::spin_mutex, 4,s:   3,188,942 msg/sec
                 tbb::spin_mutex, 4,i:   6,361,106 msg/sec
                 tbb::spin_mutex, 5,s:   5,282,607 msg/sec
                 tbb::spin_mutex, 5,i:   5,704,416 msg/sec
                 tbb::spin_mutex, 6,s:   5,351,402 msg/sec
                 tbb::spin_mutex, 6,i:   4,385,110 msg/sec
                 tbb::spin_mutex, 7,s:   4,867,994 msg/sec
                 tbb::spin_mutex, 7,i:   4,320,376 msg/sec
                 tbb::spin_mutex, 8,s:   4,244,959 msg/sec
                 tbb::spin_mutex, 8,i:   4,133,931 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,443,733 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,157,502 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,298,833 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,501,487 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,383,451 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,605,988 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,569,410 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,601,228 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,814,611 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,662,284 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,974,252 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,666,270 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,883,049 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,798,405 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,798,027 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,474,267 msg/sec
     xenium::michael_scott_queue, 1,s:  10,129,740 msg/sec
     xenium::michael_scott_queue, 1,i:   9,947,011 msg/sec
     xenium::michael_scott_queue, 2,s:   8,479,190 msg/sec
     xenium::michael_scott_queue, 2,i:   8,517,067 msg/sec
     xenium::michael_scott_queue, 3,s:   7,126,871 msg/sec
     xenium::michael_scott_queue, 3,i:   7,534,245 msg/sec
     xenium::michael_scott_queue, 4,s:   6,311,944 msg/sec
     xenium::michael_scott_queue, 4,i:   6,325,516 msg/sec
     xenium::michael_scott_queue, 5,s:   6,322,293 msg/sec
     xenium::michael_scott_queue, 5,i:   6,785,838 msg/sec
     xenium::michael_scott_queue, 6,s:   6,513,957 msg/sec
     xenium::michael_scott_queue, 6,i:   6,991,836 msg/sec
     xenium::michael_scott_queue, 7,s:   6,323,975 msg/sec
     xenium::michael_scott_queue, 7,i:   6,546,651 msg/sec
     xenium::michael_scott_queue, 8,s:   5,978,831 msg/sec
     xenium::michael_scott_queue, 8,i:   6,076,880 msg/sec
         xenium::ramalhete_queue, 1,s:  31,490,780 msg/sec
         xenium::ramalhete_queue, 1,i:  31,503,606 msg/sec
         xenium::ramalhete_queue, 2,s:  23,630,940 msg/sec
         xenium::ramalhete_queue, 2,i:  23,334,806 msg/sec
         xenium::ramalhete_queue, 3,s:  29,142,805 msg/sec
         xenium::ramalhete_queue, 3,i:  28,416,825 msg/sec
         xenium::ramalhete_queue, 4,s:  33,765,125 msg/sec
         xenium::ramalhete_queue, 4,i:  33,540,875 msg/sec
         xenium::ramalhete_queue, 5,s:  32,047,982 msg/sec
         xenium::ramalhete_queue, 5,i:  36,104,351 msg/sec
         xenium::ramalhete_queue, 6,s:  33,865,024 msg/sec
         xenium::ramalhete_queue, 6,i:  38,731,195 msg/sec
         xenium::ramalhete_queue, 7,s:  35,253,623 msg/sec
         xenium::ramalhete_queue, 7,i:  40,923,866 msg/sec
         xenium::ramalhete_queue, 8,s:  35,481,637 msg/sec
         xenium::ramalhete_queue, 8,i:  43,842,978 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,620,027 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 105,524,987 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,808,678 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  27,235,564 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,643,523 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,799,142 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,660,874 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,190,911 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,433,018 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,368,689 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,055,805 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,500,941 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,194,793 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,142,213 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,411,225 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,226,859 msg/sec
                     AtomicQueue, 1,s: 239,726,060 msg/sec
                     AtomicQueue, 1,i: 128,296,749 msg/sec
                     AtomicQueue, 2,s:  12,263,374 msg/sec
                     AtomicQueue, 2,i:  11,749,074 msg/sec
                     AtomicQueue, 3,s:  10,800,287 msg/sec
                     AtomicQueue, 3,i:   9,979,276 msg/sec
                     AtomicQueue, 4,s:   8,153,972 msg/sec
                     AtomicQueue, 4,i:   8,201,710 msg/sec
                     AtomicQueue, 5,s:   8,032,708 msg/sec
                     AtomicQueue, 5,i:   8,101,202 msg/sec
                     AtomicQueue, 6,s:   7,854,434 msg/sec
                     AtomicQueue, 6,i:   7,594,129 msg/sec
                     AtomicQueue, 7,s:   7,114,403 msg/sec
                     AtomicQueue, 7,i:   7,986,707 msg/sec
                     AtomicQueue, 8,s:   6,355,370 msg/sec
                     AtomicQueue, 8,i:   7,435,850 msg/sec
                    AtomicQueueB, 1,s:  43,135,018 msg/sec
                    AtomicQueueB, 1,i:  43,469,756 msg/sec
                    AtomicQueueB, 2,s:  11,817,327 msg/sec
                    AtomicQueueB, 2,i:  11,479,922 msg/sec
                    AtomicQueueB, 3,s:  11,093,209 msg/sec
                    AtomicQueueB, 3,i:  10,038,563 msg/sec
                    AtomicQueueB, 4,s:   8,058,254 msg/sec
                    AtomicQueueB, 4,i:   8,039,139 msg/sec
                    AtomicQueueB, 5,s:   7,544,001 msg/sec
                    AtomicQueueB, 5,i:   7,811,832 msg/sec
                    AtomicQueueB, 6,s:   7,357,544 msg/sec
                    AtomicQueueB, 6,i:   7,578,561 msg/sec
                    AtomicQueueB, 7,s:   6,824,795 msg/sec
                    AtomicQueueB, 7,i:   7,763,800 msg/sec
                    AtomicQueueB, 8,s:   6,192,410 msg/sec
                    AtomicQueueB, 8,i:   7,142,195 msg/sec
             OptimistAtomicQueue, 1,s: 787,440,481 msg/sec
             OptimistAtomicQueue, 1,i: 601,578,391 msg/sec
             OptimistAtomicQueue, 2,s:  32,653,424 msg/sec
             OptimistAtomicQueue, 2,i:  32,698,269 msg/sec
             OptimistAtomicQueue, 3,s:  36,671,604 msg/sec
             OptimistAtomicQueue, 3,i:  37,402,111 msg/sec
             OptimistAtomicQueue, 4,s:  39,290,183 msg/sec
             OptimistAtomicQueue, 4,i:  39,408,526 msg/sec
             OptimistAtomicQueue, 5,s:  42,602,337 msg/sec
             OptimistAtomicQueue, 5,i:  46,276,970 msg/sec
             OptimistAtomicQueue, 6,s:  41,993,516 msg/sec
             OptimistAtomicQueue, 6,i:  50,402,001 msg/sec
             OptimistAtomicQueue, 7,s:  44,379,475 msg/sec
             OptimistAtomicQueue, 7,i:  53,045,780 msg/sec
             OptimistAtomicQueue, 8,s:  46,527,560 msg/sec
             OptimistAtomicQueue, 8,i:  49,324,041 msg/sec
            OptimistAtomicQueueB, 1,s: 169,597,257 msg/sec
            OptimistAtomicQueueB, 1,i:  76,495,010 msg/sec
            OptimistAtomicQueueB, 2,s:  32,151,248 msg/sec
            OptimistAtomicQueueB, 2,i:  32,175,167 msg/sec
            OptimistAtomicQueueB, 3,s:  36,324,743 msg/sec
            OptimistAtomicQueueB, 3,i:  36,949,112 msg/sec
            OptimistAtomicQueueB, 4,s:  38,657,095 msg/sec
            OptimistAtomicQueueB, 4,i:  38,611,904 msg/sec
            OptimistAtomicQueueB, 5,s:  41,132,150 msg/sec
            OptimistAtomicQueueB, 5,i:  45,442,803 msg/sec
            OptimistAtomicQueueB, 6,s:  41,130,399 msg/sec
            OptimistAtomicQueueB, 6,i:  49,160,724 msg/sec
            OptimistAtomicQueueB, 7,s:  41,896,302 msg/sec
            OptimistAtomicQueueB, 7,i:  47,272,655 msg/sec
            OptimistAtomicQueueB, 8,s:  44,163,158 msg/sec
            OptimistAtomicQueueB, 8,i:  47,611,846 msg/sec
                    AtomicQueue2, 1,s:  22,915,137 msg/sec
                    AtomicQueue2, 1,i:  22,820,243 msg/sec
                    AtomicQueue2, 2,s:  11,866,391 msg/sec
                    AtomicQueue2, 2,i:  11,423,998 msg/sec
                    AtomicQueue2, 3,s:   9,501,753 msg/sec
                    AtomicQueue2, 3,i:   9,361,539 msg/sec
                    AtomicQueue2, 4,s:   8,096,365 msg/sec
                    AtomicQueue2, 4,i:   8,096,606 msg/sec
                    AtomicQueue2, 5,s:   7,903,151 msg/sec
                    AtomicQueue2, 5,i:   8,042,557 msg/sec
                    AtomicQueue2, 6,s:   7,897,159 msg/sec
                    AtomicQueue2, 6,i:   7,545,873 msg/sec
                    AtomicQueue2, 7,s:   7,148,252 msg/sec
                    AtomicQueue2, 7,i:   7,908,770 msg/sec
                    AtomicQueue2, 8,s:   6,421,097 msg/sec
                    AtomicQueue2, 8,i:   7,170,430 msg/sec
                   AtomicQueueB2, 1,s:  36,243,582 msg/sec
                   AtomicQueueB2, 1,i:  32,631,305 msg/sec
                   AtomicQueueB2, 2,s:  11,348,137 msg/sec
                   AtomicQueueB2, 2,i:  11,089,139 msg/sec
                   AtomicQueueB2, 3,s:   9,604,910 msg/sec
                   AtomicQueueB2, 3,i:   9,582,911 msg/sec
                   AtomicQueueB2, 4,s:   7,855,735 msg/sec
                   AtomicQueueB2, 4,i:   7,831,158 msg/sec
                   AtomicQueueB2, 5,s:   7,522,864 msg/sec
                   AtomicQueueB2, 5,i:   7,665,508 msg/sec
                   AtomicQueueB2, 6,s:   7,244,457 msg/sec
                   AtomicQueueB2, 6,i:   7,431,350 msg/sec
                   AtomicQueueB2, 7,s:   6,885,094 msg/sec
                   AtomicQueueB2, 7,i:   7,713,021 msg/sec
                   AtomicQueueB2, 8,s:   6,251,566 msg/sec
                   AtomicQueueB2, 8,i:   7,124,292 msg/sec
            OptimistAtomicQueue2, 1,s: 378,628,180 msg/sec
            OptimistAtomicQueue2, 1,i: 592,878,403 msg/sec
            OptimistAtomicQueue2, 2,s:  22,654,975 msg/sec
            OptimistAtomicQueue2, 2,i:  24,038,822 msg/sec
            OptimistAtomicQueue2, 3,s:  30,311,574 msg/sec
            OptimistAtomicQueue2, 3,i:  30,010,154 msg/sec
            OptimistAtomicQueue2, 4,s:  33,331,935 msg/sec
            OptimistAtomicQueue2, 4,i:  33,160,542 msg/sec
            OptimistAtomicQueue2, 5,s:  37,165,648 msg/sec
            OptimistAtomicQueue2, 5,i:  41,309,893 msg/sec
            OptimistAtomicQueue2, 6,s:  40,157,152 msg/sec
            OptimistAtomicQueue2, 6,i:  49,175,947 msg/sec
            OptimistAtomicQueue2, 7,s:  43,261,544 msg/sec
            OptimistAtomicQueue2, 7,i:  47,954,648 msg/sec
            OptimistAtomicQueue2, 8,s:  44,103,586 msg/sec
            OptimistAtomicQueue2, 8,i:  48,431,523 msg/sec
           OptimistAtomicQueueB2, 1,s:  79,049,638 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,890,368 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,030,292 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,955,253 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,963,976 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,133,160 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,413,412 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,547,174 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,350,395 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,450,987 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,198,458 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,385,055 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,119,259 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,411,778 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,456,524 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,251,737 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000248 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000261 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000184 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[87] 366m:33s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,136,188 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,127,035 msg/sec
          boost::lockfree::queue, 1,s:   7,481,540 msg/sec
          boost::lockfree::queue, 1,i:   6,923,904 msg/sec
          boost::lockfree::queue, 2,s:   7,526,799 msg/sec
          boost::lockfree::queue, 2,i:   7,548,795 msg/sec
          boost::lockfree::queue, 3,s:   7,281,772 msg/sec
          boost::lockfree::queue, 3,i:   7,573,941 msg/sec
          boost::lockfree::queue, 4,s:   6,415,038 msg/sec
          boost::lockfree::queue, 4,i:   6,827,318 msg/sec
          boost::lockfree::queue, 5,s:   6,484,002 msg/sec
          boost::lockfree::queue, 5,i:   6,512,890 msg/sec
          boost::lockfree::queue, 6,s:   5,951,408 msg/sec
          boost::lockfree::queue, 6,i:   6,116,736 msg/sec
          boost::lockfree::queue, 7,s:   5,946,019 msg/sec
          boost::lockfree::queue, 7,i:   6,084,014 msg/sec
          boost::lockfree::queue, 8,s:   5,466,878 msg/sec
          boost::lockfree::queue, 8,i:   5,685,926 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 504,491,487 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 491,349,304 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,755,044 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,396,846 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,885,915 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,482,346 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,667,941 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,848,708 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,774,513 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,850,005 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,226,599 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,100,100 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,381,779 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,454,348 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,929,541 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  31,625,993 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,249,914 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,640,438 msg/sec
                pthread_spinlock, 1,s:  29,247,429 msg/sec
                pthread_spinlock, 1,i:  25,475,551 msg/sec
                pthread_spinlock, 2,s:  15,351,893 msg/sec
                pthread_spinlock, 2,i:  16,066,979 msg/sec
                pthread_spinlock, 3,s:   8,303,036 msg/sec
                pthread_spinlock, 3,i:  11,985,196 msg/sec
                pthread_spinlock, 4,s:   6,492,418 msg/sec
                pthread_spinlock, 4,i:   8,855,933 msg/sec
                pthread_spinlock, 5,s:   8,614,704 msg/sec
                pthread_spinlock, 5,i:   9,540,276 msg/sec
                pthread_spinlock, 6,s:   8,240,849 msg/sec
                pthread_spinlock, 6,i:   8,491,309 msg/sec
                pthread_spinlock, 7,s:   7,584,265 msg/sec
                pthread_spinlock, 7,i:   7,743,146 msg/sec
                pthread_spinlock, 8,s:   6,734,494 msg/sec
                pthread_spinlock, 8,i:   6,813,985 msg/sec
                      std::mutex, 1,s:   7,216,157 msg/sec
                      std::mutex, 1,i:   7,375,705 msg/sec
                      std::mutex, 2,s:   5,491,198 msg/sec
                      std::mutex, 2,i:   6,153,288 msg/sec
                      std::mutex, 3,s:   6,146,131 msg/sec
                      std::mutex, 3,i:   6,046,798 msg/sec
                      std::mutex, 4,s:   6,242,298 msg/sec
                      std::mutex, 4,i:   6,198,044 msg/sec
                      std::mutex, 5,s:   6,003,030 msg/sec
                      std::mutex, 5,i:   6,103,537 msg/sec
                      std::mutex, 6,s:   5,871,290 msg/sec
                      std::mutex, 6,i:   5,909,222 msg/sec
                      std::mutex, 7,s:   5,743,687 msg/sec
                      std::mutex, 7,i:   5,726,919 msg/sec
                      std::mutex, 8,s:   5,612,833 msg/sec
                      std::mutex, 8,i:   5,693,959 msg/sec
                 tbb::spin_mutex, 1,s:  37,796,332 msg/sec
                 tbb::spin_mutex, 1,i:  33,008,392 msg/sec
                 tbb::spin_mutex, 2,s:  21,267,800 msg/sec
                 tbb::spin_mutex, 2,i:  18,410,964 msg/sec
                 tbb::spin_mutex, 3,s:   7,821,236 msg/sec
                 tbb::spin_mutex, 3,i:  10,160,287 msg/sec
                 tbb::spin_mutex, 4,s:   3,184,816 msg/sec
                 tbb::spin_mutex, 4,i:   6,331,675 msg/sec
                 tbb::spin_mutex, 5,s:   5,583,179 msg/sec
                 tbb::spin_mutex, 5,i:   5,903,651 msg/sec
                 tbb::spin_mutex, 6,s:   5,399,776 msg/sec
                 tbb::spin_mutex, 6,i:   4,325,469 msg/sec
                 tbb::spin_mutex, 7,s:   4,878,409 msg/sec
                 tbb::spin_mutex, 7,i:   4,301,417 msg/sec
                 tbb::spin_mutex, 8,s:   3,825,210 msg/sec
                 tbb::spin_mutex, 8,i:   4,063,872 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,450,531 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,522,818 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,970,238 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,793,675 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,513,085 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,630,350 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,100,161 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,359,811 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,754,463 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,772,486 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,885,960 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,975,105 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,747,038 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,151,678 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,649,182 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,298,652 msg/sec
     xenium::michael_scott_queue, 1,s:   9,246,518 msg/sec
     xenium::michael_scott_queue, 1,i:   9,165,691 msg/sec
     xenium::michael_scott_queue, 2,s:   8,355,594 msg/sec
     xenium::michael_scott_queue, 2,i:   8,269,282 msg/sec
     xenium::michael_scott_queue, 3,s:   7,214,625 msg/sec
     xenium::michael_scott_queue, 3,i:   7,538,882 msg/sec
     xenium::michael_scott_queue, 4,s:   6,337,866 msg/sec
     xenium::michael_scott_queue, 4,i:   6,320,634 msg/sec
     xenium::michael_scott_queue, 5,s:   6,290,992 msg/sec
     xenium::michael_scott_queue, 5,i:   6,673,041 msg/sec
     xenium::michael_scott_queue, 6,s:   6,487,957 msg/sec
     xenium::michael_scott_queue, 6,i:   6,717,679 msg/sec
     xenium::michael_scott_queue, 7,s:   6,289,836 msg/sec
     xenium::michael_scott_queue, 7,i:   6,503,064 msg/sec
     xenium::michael_scott_queue, 8,s:   5,959,777 msg/sec
     xenium::michael_scott_queue, 8,i:   6,062,848 msg/sec
         xenium::ramalhete_queue, 1,s:  31,761,416 msg/sec
         xenium::ramalhete_queue, 1,i:  32,529,951 msg/sec
         xenium::ramalhete_queue, 2,s:  24,048,589 msg/sec
         xenium::ramalhete_queue, 2,i:  23,919,455 msg/sec
         xenium::ramalhete_queue, 3,s:  29,257,903 msg/sec
         xenium::ramalhete_queue, 3,i:  28,554,173 msg/sec
         xenium::ramalhete_queue, 4,s:  33,900,787 msg/sec
         xenium::ramalhete_queue, 4,i:  33,497,772 msg/sec
         xenium::ramalhete_queue, 5,s:  32,144,551 msg/sec
         xenium::ramalhete_queue, 5,i:  35,969,797 msg/sec
         xenium::ramalhete_queue, 6,s:  34,280,972 msg/sec
         xenium::ramalhete_queue, 6,i:  39,701,906 msg/sec
         xenium::ramalhete_queue, 7,s:  35,066,078 msg/sec
         xenium::ramalhete_queue, 7,i:  41,511,003 msg/sec
         xenium::ramalhete_queue, 8,s:  35,565,320 msg/sec
         xenium::ramalhete_queue, 8,i:  44,203,676 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,528,120 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,677,411 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,556,697 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,951,867 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,633,279 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,726,800 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,644,194 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,310,478 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,396,881 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,244,441 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,834,422 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,635,653 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,208,610 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,151,620 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,395,400 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,526,715 msg/sec
                     AtomicQueue, 1,s:  61,083,717 msg/sec
                     AtomicQueue, 1,i:  56,619,446 msg/sec
                     AtomicQueue, 2,s:  12,304,212 msg/sec
                     AtomicQueue, 2,i:  11,754,092 msg/sec
                     AtomicQueue, 3,s:  10,818,782 msg/sec
                     AtomicQueue, 3,i:   9,910,841 msg/sec
                     AtomicQueue, 4,s:   8,208,014 msg/sec
                     AtomicQueue, 4,i:   8,173,300 msg/sec
                     AtomicQueue, 5,s:   8,047,639 msg/sec
                     AtomicQueue, 5,i:   8,138,463 msg/sec
                     AtomicQueue, 6,s:   7,823,537 msg/sec
                     AtomicQueue, 6,i:   7,636,477 msg/sec
                     AtomicQueue, 7,s:   7,079,602 msg/sec
                     AtomicQueue, 7,i:   7,963,303 msg/sec
                     AtomicQueue, 8,s:   6,335,462 msg/sec
                     AtomicQueue, 8,i:   7,477,946 msg/sec
                    AtomicQueueB, 1,s:  44,447,259 msg/sec
                    AtomicQueueB, 1,i:  43,031,518 msg/sec
                    AtomicQueueB, 2,s:  11,722,525 msg/sec
                    AtomicQueueB, 2,i:  11,488,169 msg/sec
                    AtomicQueueB, 3,s:  10,923,335 msg/sec
                    AtomicQueueB, 3,i:  10,104,758 msg/sec
                    AtomicQueueB, 4,s:   8,063,020 msg/sec
                    AtomicQueueB, 4,i:   8,083,720 msg/sec
                    AtomicQueueB, 5,s:   7,644,763 msg/sec
                    AtomicQueueB, 5,i:   7,765,437 msg/sec
                    AtomicQueueB, 6,s:   7,286,243 msg/sec
                    AtomicQueueB, 6,i:   7,505,615 msg/sec
                    AtomicQueueB, 7,s:   6,816,386 msg/sec
                    AtomicQueueB, 7,i:   7,667,789 msg/sec
                    AtomicQueueB, 8,s:   6,250,832 msg/sec
                    AtomicQueueB, 8,i:   7,156,940 msg/sec
             OptimistAtomicQueue, 1,s: 789,809,873 msg/sec
             OptimistAtomicQueue, 1,i: 624,425,431 msg/sec
             OptimistAtomicQueue, 2,s:  32,640,252 msg/sec
             OptimistAtomicQueue, 2,i:  32,701,306 msg/sec
             OptimistAtomicQueue, 3,s:  36,677,814 msg/sec
             OptimistAtomicQueue, 3,i:  37,225,248 msg/sec
             OptimistAtomicQueue, 4,s:  39,305,088 msg/sec
             OptimistAtomicQueue, 4,i:  39,400,734 msg/sec
             OptimistAtomicQueue, 5,s:  42,369,970 msg/sec
             OptimistAtomicQueue, 5,i:  46,377,605 msg/sec
             OptimistAtomicQueue, 6,s:  42,568,627 msg/sec
             OptimistAtomicQueue, 6,i:  50,472,816 msg/sec
             OptimistAtomicQueue, 7,s:  44,351,631 msg/sec
             OptimistAtomicQueue, 7,i:  49,428,755 msg/sec
             OptimistAtomicQueue, 8,s:  46,375,413 msg/sec
             OptimistAtomicQueue, 8,i:  49,303,417 msg/sec
            OptimistAtomicQueueB, 1,s: 102,299,974 msg/sec
            OptimistAtomicQueueB, 1,i:  76,546,560 msg/sec
            OptimistAtomicQueueB, 2,s:  32,245,810 msg/sec
            OptimistAtomicQueueB, 2,i:  32,275,028 msg/sec
            OptimistAtomicQueueB, 3,s:  36,261,243 msg/sec
            OptimistAtomicQueueB, 3,i:  36,853,393 msg/sec
            OptimistAtomicQueueB, 4,s:  38,720,646 msg/sec
            OptimistAtomicQueueB, 4,i:  38,710,023 msg/sec
            OptimistAtomicQueueB, 5,s:  40,538,125 msg/sec
            OptimistAtomicQueueB, 5,i:  45,230,349 msg/sec
            OptimistAtomicQueueB, 6,s:  40,725,161 msg/sec
            OptimistAtomicQueueB, 6,i:  49,156,847 msg/sec
            OptimistAtomicQueueB, 7,s:  42,116,092 msg/sec
            OptimistAtomicQueueB, 7,i:  48,021,794 msg/sec
            OptimistAtomicQueueB, 8,s:  44,186,368 msg/sec
            OptimistAtomicQueueB, 8,i:  47,663,696 msg/sec
                    AtomicQueue2, 1,s:  23,393,330 msg/sec
                    AtomicQueue2, 1,i:  23,389,688 msg/sec
                    AtomicQueue2, 2,s:  11,768,440 msg/sec
                    AtomicQueue2, 2,i:  11,416,817 msg/sec
                    AtomicQueue2, 3,s:   9,460,313 msg/sec
                    AtomicQueue2, 3,i:   9,385,453 msg/sec
                    AtomicQueue2, 4,s:   8,096,388 msg/sec
                    AtomicQueue2, 4,i:   8,043,031 msg/sec
                    AtomicQueue2, 5,s:   7,930,374 msg/sec
                    AtomicQueue2, 5,i:   8,041,465 msg/sec
                    AtomicQueue2, 6,s:   7,728,981 msg/sec
                    AtomicQueue2, 6,i:   7,529,558 msg/sec
                    AtomicQueue2, 7,s:   7,164,162 msg/sec
                    AtomicQueue2, 7,i:   7,918,054 msg/sec
                    AtomicQueue2, 8,s:   6,402,990 msg/sec
                    AtomicQueue2, 8,i:   7,320,916 msg/sec
                   AtomicQueueB2, 1,s:  32,683,197 msg/sec
                   AtomicQueueB2, 1,i:  32,618,117 msg/sec
                   AtomicQueueB2, 2,s:  11,400,148 msg/sec
                   AtomicQueueB2, 2,i:  11,125,345 msg/sec
                   AtomicQueueB2, 3,s:   9,600,301 msg/sec
                   AtomicQueueB2, 3,i:   9,544,737 msg/sec
                   AtomicQueueB2, 4,s:   7,958,121 msg/sec
                   AtomicQueueB2, 4,i:   7,853,307 msg/sec
                   AtomicQueueB2, 5,s:   7,490,823 msg/sec
                   AtomicQueueB2, 5,i:   7,757,537 msg/sec
                   AtomicQueueB2, 6,s:   7,350,002 msg/sec
                   AtomicQueueB2, 6,i:   7,437,105 msg/sec
                   AtomicQueueB2, 7,s:   6,848,670 msg/sec
                   AtomicQueueB2, 7,i:   7,704,138 msg/sec
                   AtomicQueueB2, 8,s:   6,226,972 msg/sec
                   AtomicQueueB2, 8,i:   7,116,217 msg/sec
            OptimistAtomicQueue2, 1,s: 434,048,736 msg/sec
            OptimistAtomicQueue2, 1,i:  29,614,821 msg/sec
            OptimistAtomicQueue2, 2,s:  24,321,944 msg/sec
            OptimistAtomicQueue2, 2,i:  24,024,992 msg/sec
            OptimistAtomicQueue2, 3,s:  30,334,722 msg/sec
            OptimistAtomicQueue2, 3,i:  29,954,983 msg/sec
            OptimistAtomicQueue2, 4,s:  33,211,949 msg/sec
            OptimistAtomicQueue2, 4,i:  33,341,358 msg/sec
            OptimistAtomicQueue2, 5,s:  37,427,710 msg/sec
            OptimistAtomicQueue2, 5,i:  40,775,716 msg/sec
            OptimistAtomicQueue2, 6,s:  39,969,666 msg/sec
            OptimistAtomicQueue2, 6,i:  48,903,186 msg/sec
            OptimistAtomicQueue2, 7,s:  42,696,281 msg/sec
            OptimistAtomicQueue2, 7,i:  51,548,531 msg/sec
            OptimistAtomicQueue2, 8,s:  44,220,702 msg/sec
            OptimistAtomicQueue2, 8,i:  48,698,951 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,760,493 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,911,937 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,292,662 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,115,238 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,247,015 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,025,633 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,376,989 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,462,694 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,655,692 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,222,007 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,546,482 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,498,765 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,850,231 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,232,271 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,582,134 msg/sec
           OptimistAtomicQueueB2, 8,i:  44,993,770 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000225 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[88] 365m:14s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,781,797 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,779,146 msg/sec
          boost::lockfree::queue, 1,s:   7,972,060 msg/sec
          boost::lockfree::queue, 1,i:   7,844,828 msg/sec
          boost::lockfree::queue, 2,s:   7,618,402 msg/sec
          boost::lockfree::queue, 2,i:   7,544,412 msg/sec
          boost::lockfree::queue, 3,s:   7,365,744 msg/sec
          boost::lockfree::queue, 3,i:   7,607,199 msg/sec
          boost::lockfree::queue, 4,s:   6,419,584 msg/sec
          boost::lockfree::queue, 4,i:   6,845,946 msg/sec
          boost::lockfree::queue, 5,s:   6,428,007 msg/sec
          boost::lockfree::queue, 5,i:   6,462,430 msg/sec
          boost::lockfree::queue, 6,s:   6,089,217 msg/sec
          boost::lockfree::queue, 6,i:   6,116,000 msg/sec
          boost::lockfree::queue, 7,s:   5,830,904 msg/sec
          boost::lockfree::queue, 7,i:   6,065,070 msg/sec
          boost::lockfree::queue, 8,s:   5,565,448 msg/sec
          boost::lockfree::queue, 8,i:   5,527,641 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 155,170,401 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  84,147,399 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,993,483 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,838,006 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,429,730 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  49,939,158 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,595,422 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,608,379 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,953,916 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,855,330 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,205,311 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  33,133,237 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,724,869 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,683,887 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,048,583 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,065,425 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,294,640 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,244,560 msg/sec
                pthread_spinlock, 1,s:  29,003,378 msg/sec
                pthread_spinlock, 1,i:  29,156,834 msg/sec
                pthread_spinlock, 2,s:  15,394,398 msg/sec
                pthread_spinlock, 2,i:  16,979,614 msg/sec
                pthread_spinlock, 3,s:   8,370,979 msg/sec
                pthread_spinlock, 3,i:  12,046,020 msg/sec
                pthread_spinlock, 4,s:   6,432,182 msg/sec
                pthread_spinlock, 4,i:   8,901,531 msg/sec
                pthread_spinlock, 5,s:   8,689,518 msg/sec
                pthread_spinlock, 5,i:   9,293,564 msg/sec
                pthread_spinlock, 6,s:   8,248,110 msg/sec
                pthread_spinlock, 6,i:   8,567,131 msg/sec
                pthread_spinlock, 7,s:   7,941,937 msg/sec
                pthread_spinlock, 7,i:   8,026,024 msg/sec
                pthread_spinlock, 8,s:   6,659,517 msg/sec
                pthread_spinlock, 8,i:   6,857,591 msg/sec
                      std::mutex, 1,s:   5,312,587 msg/sec
                      std::mutex, 1,i:   5,319,405 msg/sec
                      std::mutex, 2,s:   5,685,333 msg/sec
                      std::mutex, 2,i:   4,860,851 msg/sec
                      std::mutex, 3,s:   4,865,657 msg/sec
                      std::mutex, 3,i:   5,297,991 msg/sec
                      std::mutex, 4,s:   6,028,647 msg/sec
                      std::mutex, 4,i:   6,211,049 msg/sec
                      std::mutex, 5,s:   5,987,080 msg/sec
                      std::mutex, 5,i:   5,942,891 msg/sec
                      std::mutex, 6,s:   5,782,441 msg/sec
                      std::mutex, 6,i:   5,600,217 msg/sec
                      std::mutex, 7,s:   5,532,592 msg/sec
                      std::mutex, 7,i:   5,553,056 msg/sec
                      std::mutex, 8,s:   5,439,994 msg/sec
                      std::mutex, 8,i:   5,438,188 msg/sec
                 tbb::spin_mutex, 1,s:  37,965,800 msg/sec
                 tbb::spin_mutex, 1,i:  37,719,916 msg/sec
                 tbb::spin_mutex, 2,s:  21,084,290 msg/sec
                 tbb::spin_mutex, 2,i:  20,694,643 msg/sec
                 tbb::spin_mutex, 3,s:   8,743,537 msg/sec
                 tbb::spin_mutex, 3,i:  10,289,687 msg/sec
                 tbb::spin_mutex, 4,s:   3,128,798 msg/sec
                 tbb::spin_mutex, 4,i:   6,349,637 msg/sec
                 tbb::spin_mutex, 5,s:   5,456,292 msg/sec
                 tbb::spin_mutex, 5,i:   5,775,385 msg/sec
                 tbb::spin_mutex, 6,s:   5,383,651 msg/sec
                 tbb::spin_mutex, 6,i:   4,379,375 msg/sec
                 tbb::spin_mutex, 7,s:   4,680,488 msg/sec
                 tbb::spin_mutex, 7,i:   4,298,504 msg/sec
                 tbb::spin_mutex, 8,s:   4,248,623 msg/sec
                 tbb::spin_mutex, 8,i:   4,147,355 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,353,876 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,264,091 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,900,986 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,662,878 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,958,240 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,458,575 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,305,217 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,222,248 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,793,276 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,175,249 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,812,950 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,432,181 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,941,107 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,656,949 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,067,412 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,715,848 msg/sec
     xenium::michael_scott_queue, 1,s:   9,489,477 msg/sec
     xenium::michael_scott_queue, 1,i:   9,600,028 msg/sec
     xenium::michael_scott_queue, 2,s:   8,410,663 msg/sec
     xenium::michael_scott_queue, 2,i:   8,452,891 msg/sec
     xenium::michael_scott_queue, 3,s:   7,205,757 msg/sec
     xenium::michael_scott_queue, 3,i:   7,561,826 msg/sec
     xenium::michael_scott_queue, 4,s:   6,336,274 msg/sec
     xenium::michael_scott_queue, 4,i:   6,308,931 msg/sec
     xenium::michael_scott_queue, 5,s:   6,276,486 msg/sec
     xenium::michael_scott_queue, 5,i:   6,625,313 msg/sec
     xenium::michael_scott_queue, 6,s:   6,523,203 msg/sec
     xenium::michael_scott_queue, 6,i:   6,689,105 msg/sec
     xenium::michael_scott_queue, 7,s:   6,235,984 msg/sec
     xenium::michael_scott_queue, 7,i:   6,456,188 msg/sec
     xenium::michael_scott_queue, 8,s:   5,966,380 msg/sec
     xenium::michael_scott_queue, 8,i:   6,067,980 msg/sec
         xenium::ramalhete_queue, 1,s:  32,190,036 msg/sec
         xenium::ramalhete_queue, 1,i:  32,073,625 msg/sec
         xenium::ramalhete_queue, 2,s:  23,536,436 msg/sec
         xenium::ramalhete_queue, 2,i:  23,272,992 msg/sec
         xenium::ramalhete_queue, 3,s:  29,218,837 msg/sec
         xenium::ramalhete_queue, 3,i:  28,382,396 msg/sec
         xenium::ramalhete_queue, 4,s:  33,763,415 msg/sec
         xenium::ramalhete_queue, 4,i:  33,465,564 msg/sec
         xenium::ramalhete_queue, 5,s:  32,067,685 msg/sec
         xenium::ramalhete_queue, 5,i:  36,027,110 msg/sec
         xenium::ramalhete_queue, 6,s:  34,000,169 msg/sec
         xenium::ramalhete_queue, 6,i:  38,983,028 msg/sec
         xenium::ramalhete_queue, 7,s:  35,163,456 msg/sec
         xenium::ramalhete_queue, 7,i:  41,552,651 msg/sec
         xenium::ramalhete_queue, 8,s:  35,533,076 msg/sec
         xenium::ramalhete_queue, 8,i:  43,851,061 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,969,845 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,137,301 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,764,830 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,648,090 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,593,759 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,183,877 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,588,788 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,507,421 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,878,152 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,257,054 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,943,344 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,495,489 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,173,146 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,069,072 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,523 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,228,317 msg/sec
                     AtomicQueue, 1,s:  61,504,350 msg/sec
                     AtomicQueue, 1,i:  57,077,462 msg/sec
                     AtomicQueue, 2,s:  12,239,727 msg/sec
                     AtomicQueue, 2,i:  11,741,757 msg/sec
                     AtomicQueue, 3,s:  10,748,076 msg/sec
                     AtomicQueue, 3,i:   9,898,425 msg/sec
                     AtomicQueue, 4,s:   8,149,355 msg/sec
                     AtomicQueue, 4,i:   8,200,321 msg/sec
                     AtomicQueue, 5,s:   8,030,374 msg/sec
                     AtomicQueue, 5,i:   8,112,310 msg/sec
                     AtomicQueue, 6,s:   7,778,786 msg/sec
                     AtomicQueue, 6,i:   7,617,966 msg/sec
                     AtomicQueue, 7,s:   7,152,025 msg/sec
                     AtomicQueue, 7,i:   7,959,526 msg/sec
                     AtomicQueue, 8,s:   6,330,360 msg/sec
                     AtomicQueue, 8,i:   7,464,378 msg/sec
                    AtomicQueueB, 1,s:  43,967,456 msg/sec
                    AtomicQueueB, 1,i:  43,004,393 msg/sec
                    AtomicQueueB, 2,s:  11,815,162 msg/sec
                    AtomicQueueB, 2,i:  11,505,705 msg/sec
                    AtomicQueueB, 3,s:  11,005,244 msg/sec
                    AtomicQueueB, 3,i:  10,163,719 msg/sec
                    AtomicQueueB, 4,s:   8,074,931 msg/sec
                    AtomicQueueB, 4,i:   7,962,347 msg/sec
                    AtomicQueueB, 5,s:   7,660,663 msg/sec
                    AtomicQueueB, 5,i:   7,848,585 msg/sec
                    AtomicQueueB, 6,s:   7,355,152 msg/sec
                    AtomicQueueB, 6,i:   7,516,187 msg/sec
                    AtomicQueueB, 7,s:   6,854,183 msg/sec
                    AtomicQueueB, 7,i:   7,782,545 msg/sec
                    AtomicQueueB, 8,s:   6,277,354 msg/sec
                    AtomicQueueB, 8,i:   7,155,356 msg/sec
             OptimistAtomicQueue, 1,s: 622,920,516 msg/sec
             OptimistAtomicQueue, 1,i: 515,916,474 msg/sec
             OptimistAtomicQueue, 2,s:  32,116,549 msg/sec
             OptimistAtomicQueue, 2,i:  32,207,451 msg/sec
             OptimistAtomicQueue, 3,s:  36,650,605 msg/sec
             OptimistAtomicQueue, 3,i:  37,346,656 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,780 msg/sec
             OptimistAtomicQueue, 4,i:  39,411,228 msg/sec
             OptimistAtomicQueue, 5,s:  42,550,704 msg/sec
             OptimistAtomicQueue, 5,i:  46,393,275 msg/sec
             OptimistAtomicQueue, 6,s:  42,642,852 msg/sec
             OptimistAtomicQueue, 6,i:  50,251,086 msg/sec
             OptimistAtomicQueue, 7,s:  45,272,513 msg/sec
             OptimistAtomicQueue, 7,i:  52,936,087 msg/sec
             OptimistAtomicQueue, 8,s:  46,286,058 msg/sec
             OptimistAtomicQueue, 8,i:  49,125,990 msg/sec
            OptimistAtomicQueueB, 1,s: 240,360,131 msg/sec
            OptimistAtomicQueueB, 1,i:  77,592,406 msg/sec
            OptimistAtomicQueueB, 2,s:  32,217,163 msg/sec
            OptimistAtomicQueueB, 2,i:  32,356,892 msg/sec
            OptimistAtomicQueueB, 3,s:  36,310,044 msg/sec
            OptimistAtomicQueueB, 3,i:  36,939,592 msg/sec
            OptimistAtomicQueueB, 4,s:  38,703,791 msg/sec
            OptimistAtomicQueueB, 4,i:  38,560,699 msg/sec
            OptimistAtomicQueueB, 5,s:  41,095,793 msg/sec
            OptimistAtomicQueueB, 5,i:  45,550,347 msg/sec
            OptimistAtomicQueueB, 6,s:  40,669,229 msg/sec
            OptimistAtomicQueueB, 6,i:  48,625,459 msg/sec
            OptimistAtomicQueueB, 7,s:  41,870,428 msg/sec
            OptimistAtomicQueueB, 7,i:  51,363,566 msg/sec
            OptimistAtomicQueueB, 8,s:  44,666,414 msg/sec
            OptimistAtomicQueueB, 8,i:  47,603,437 msg/sec
                    AtomicQueue2, 1,s:  22,896,227 msg/sec
                    AtomicQueue2, 1,i:  22,883,723 msg/sec
                    AtomicQueue2, 2,s:  11,762,950 msg/sec
                    AtomicQueue2, 2,i:  11,395,257 msg/sec
                    AtomicQueue2, 3,s:   9,351,295 msg/sec
                    AtomicQueue2, 3,i:   9,435,927 msg/sec
                    AtomicQueue2, 4,s:   8,146,377 msg/sec
                    AtomicQueue2, 4,i:   8,058,007 msg/sec
                    AtomicQueue2, 5,s:   7,904,410 msg/sec
                    AtomicQueue2, 5,i:   8,050,732 msg/sec
                    AtomicQueue2, 6,s:   7,741,993 msg/sec
                    AtomicQueue2, 6,i:   7,503,949 msg/sec
                    AtomicQueue2, 7,s:   7,157,514 msg/sec
                    AtomicQueue2, 7,i:   7,890,761 msg/sec
                    AtomicQueue2, 8,s:   6,384,140 msg/sec
                    AtomicQueue2, 8,i:   7,241,189 msg/sec
                   AtomicQueueB2, 1,s:  43,477,768 msg/sec
                   AtomicQueueB2, 1,i:  34,440,587 msg/sec
                   AtomicQueueB2, 2,s:  11,346,669 msg/sec
                   AtomicQueueB2, 2,i:  11,109,169 msg/sec
                   AtomicQueueB2, 3,s:   9,644,642 msg/sec
                   AtomicQueueB2, 3,i:   9,499,492 msg/sec
                   AtomicQueueB2, 4,s:   7,925,741 msg/sec
                   AtomicQueueB2, 4,i:   7,923,108 msg/sec
                   AtomicQueueB2, 5,s:   7,541,865 msg/sec
                   AtomicQueueB2, 5,i:   7,718,086 msg/sec
                   AtomicQueueB2, 6,s:   7,298,776 msg/sec
                   AtomicQueueB2, 6,i:   7,457,926 msg/sec
                   AtomicQueueB2, 7,s:   6,962,957 msg/sec
                   AtomicQueueB2, 7,i:   7,705,116 msg/sec
                   AtomicQueueB2, 8,s:   6,281,208 msg/sec
                   AtomicQueueB2, 8,i:   7,110,894 msg/sec
            OptimistAtomicQueue2, 1,s: 442,211,375 msg/sec
            OptimistAtomicQueue2, 1,i:  31,796,469 msg/sec
            OptimistAtomicQueue2, 2,s:  26,230,611 msg/sec
            OptimistAtomicQueue2, 2,i:  22,718,187 msg/sec
            OptimistAtomicQueue2, 3,s:  30,523,445 msg/sec
            OptimistAtomicQueue2, 3,i:  30,007,419 msg/sec
            OptimistAtomicQueue2, 4,s:  33,183,934 msg/sec
            OptimistAtomicQueue2, 4,i:  33,161,140 msg/sec
            OptimistAtomicQueue2, 5,s:  37,131,468 msg/sec
            OptimistAtomicQueue2, 5,i:  40,827,643 msg/sec
            OptimistAtomicQueue2, 6,s:  40,404,876 msg/sec
            OptimistAtomicQueue2, 6,i:  49,166,654 msg/sec
            OptimistAtomicQueue2, 7,s:  42,770,727 msg/sec
            OptimistAtomicQueue2, 7,i:  51,699,069 msg/sec
            OptimistAtomicQueue2, 8,s:  44,249,713 msg/sec
            OptimistAtomicQueue2, 8,i:  48,570,436 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,116,416 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,924,426 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,884,095 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,508,370 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,663,309 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,149,155 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,489,059 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,645,496 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,748,632 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,119,253 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,718,351 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,555,937 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,755,645 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,221,017 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,318,044 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,410,287 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000124 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000288 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000276 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000145 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[89] 363m:55s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,752,793 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,228,363 msg/sec
          boost::lockfree::queue, 1,s:   6,876,583 msg/sec
          boost::lockfree::queue, 1,i:   6,881,125 msg/sec
          boost::lockfree::queue, 2,s:   7,629,476 msg/sec
          boost::lockfree::queue, 2,i:   7,492,333 msg/sec
          boost::lockfree::queue, 3,s:   7,644,035 msg/sec
          boost::lockfree::queue, 3,i:   7,571,296 msg/sec
          boost::lockfree::queue, 4,s:   6,423,457 msg/sec
          boost::lockfree::queue, 4,i:   6,799,972 msg/sec
          boost::lockfree::queue, 5,s:   6,386,677 msg/sec
          boost::lockfree::queue, 5,i:   6,500,798 msg/sec
          boost::lockfree::queue, 6,s:   5,984,912 msg/sec
          boost::lockfree::queue, 6,i:   6,100,873 msg/sec
          boost::lockfree::queue, 7,s:   5,931,682 msg/sec
          boost::lockfree::queue, 7,i:   6,053,443 msg/sec
          boost::lockfree::queue, 8,s:   5,490,709 msg/sec
          boost::lockfree::queue, 8,i:   5,598,730 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  80,341,439 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  83,070,708 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,377,416 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,035,935 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,316,566 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,570,280 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,521,380 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,864,599 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  39,380,787 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,841,384 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,316,515 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,130,992 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,426,725 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,833,452 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,092,487 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,834,039 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,343,266 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,361,617 msg/sec
                pthread_spinlock, 1,s:  29,284,234 msg/sec
                pthread_spinlock, 1,i:  25,292,740 msg/sec
                pthread_spinlock, 2,s:  15,561,278 msg/sec
                pthread_spinlock, 2,i:  16,649,368 msg/sec
                pthread_spinlock, 3,s:   8,468,624 msg/sec
                pthread_spinlock, 3,i:  11,575,258 msg/sec
                pthread_spinlock, 4,s:   6,592,545 msg/sec
                pthread_spinlock, 4,i:   9,020,895 msg/sec
                pthread_spinlock, 5,s:   8,632,857 msg/sec
                pthread_spinlock, 5,i:   9,126,861 msg/sec
                pthread_spinlock, 6,s:   8,300,891 msg/sec
                pthread_spinlock, 6,i:   8,548,917 msg/sec
                pthread_spinlock, 7,s:   7,945,553 msg/sec
                pthread_spinlock, 7,i:   7,691,478 msg/sec
                pthread_spinlock, 8,s:   6,748,558 msg/sec
                pthread_spinlock, 8,i:   7,350,812 msg/sec
                      std::mutex, 1,s:   5,958,176 msg/sec
                      std::mutex, 1,i:   5,948,012 msg/sec
                      std::mutex, 2,s:   5,395,603 msg/sec
                      std::mutex, 2,i:   5,492,274 msg/sec
                      std::mutex, 3,s:   4,981,576 msg/sec
                      std::mutex, 3,i:   5,090,579 msg/sec
                      std::mutex, 4,s:   5,327,472 msg/sec
                      std::mutex, 4,i:   6,152,545 msg/sec
                      std::mutex, 5,s:   5,986,528 msg/sec
                      std::mutex, 5,i:   5,983,742 msg/sec
                      std::mutex, 6,s:   5,944,184 msg/sec
                      std::mutex, 6,i:   5,904,371 msg/sec
                      std::mutex, 7,s:   5,813,955 msg/sec
                      std::mutex, 7,i:   5,788,904 msg/sec
                      std::mutex, 8,s:   5,663,095 msg/sec
                      std::mutex, 8,i:   5,595,356 msg/sec
                 tbb::spin_mutex, 1,s:  38,079,069 msg/sec
                 tbb::spin_mutex, 1,i:  32,690,681 msg/sec
                 tbb::spin_mutex, 2,s:  21,181,711 msg/sec
                 tbb::spin_mutex, 2,i:  18,330,241 msg/sec
                 tbb::spin_mutex, 3,s:   8,346,045 msg/sec
                 tbb::spin_mutex, 3,i:  10,181,836 msg/sec
                 tbb::spin_mutex, 4,s:   3,204,233 msg/sec
                 tbb::spin_mutex, 4,i:   6,269,943 msg/sec
                 tbb::spin_mutex, 5,s:   5,542,686 msg/sec
                 tbb::spin_mutex, 5,i:   5,872,913 msg/sec
                 tbb::spin_mutex, 6,s:   5,308,435 msg/sec
                 tbb::spin_mutex, 6,i:   4,378,184 msg/sec
                 tbb::spin_mutex, 7,s:   4,874,251 msg/sec
                 tbb::spin_mutex, 7,i:   4,361,443 msg/sec
                 tbb::spin_mutex, 8,s:   4,269,089 msg/sec
                 tbb::spin_mutex, 8,i:   4,092,503 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,828,026 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,366,735 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,147,408 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,669,022 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,460,147 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,946,949 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,132,018 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,411,188 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,636,638 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,709,496 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,847,856 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,895,407 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,823,173 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,209,245 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,629,846 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,331,532 msg/sec
     xenium::michael_scott_queue, 1,s:   9,358,739 msg/sec
     xenium::michael_scott_queue, 1,i:   9,178,697 msg/sec
     xenium::michael_scott_queue, 2,s:   8,453,145 msg/sec
     xenium::michael_scott_queue, 2,i:   8,514,618 msg/sec
     xenium::michael_scott_queue, 3,s:   7,270,256 msg/sec
     xenium::michael_scott_queue, 3,i:   7,520,862 msg/sec
     xenium::michael_scott_queue, 4,s:   6,233,564 msg/sec
     xenium::michael_scott_queue, 4,i:   6,319,708 msg/sec
     xenium::michael_scott_queue, 5,s:   6,290,171 msg/sec
     xenium::michael_scott_queue, 5,i:   6,744,631 msg/sec
     xenium::michael_scott_queue, 6,s:   6,449,603 msg/sec
     xenium::michael_scott_queue, 6,i:   6,763,112 msg/sec
     xenium::michael_scott_queue, 7,s:   6,304,043 msg/sec
     xenium::michael_scott_queue, 7,i:   6,534,410 msg/sec
     xenium::michael_scott_queue, 8,s:   6,037,003 msg/sec
     xenium::michael_scott_queue, 8,i:   6,220,440 msg/sec
         xenium::ramalhete_queue, 1,s:  31,960,230 msg/sec
         xenium::ramalhete_queue, 1,i:  32,271,249 msg/sec
         xenium::ramalhete_queue, 2,s:  23,753,570 msg/sec
         xenium::ramalhete_queue, 2,i:  23,293,156 msg/sec
         xenium::ramalhete_queue, 3,s:  29,278,179 msg/sec
         xenium::ramalhete_queue, 3,i:  28,401,167 msg/sec
         xenium::ramalhete_queue, 4,s:  33,788,764 msg/sec
         xenium::ramalhete_queue, 4,i:  33,408,247 msg/sec
         xenium::ramalhete_queue, 5,s:  31,973,994 msg/sec
         xenium::ramalhete_queue, 5,i:  38,431,704 msg/sec
         xenium::ramalhete_queue, 6,s:  34,067,318 msg/sec
         xenium::ramalhete_queue, 6,i:  40,481,895 msg/sec
         xenium::ramalhete_queue, 7,s:  35,021,490 msg/sec
         xenium::ramalhete_queue, 7,i:  41,034,718 msg/sec
         xenium::ramalhete_queue, 8,s:  35,365,406 msg/sec
         xenium::ramalhete_queue, 8,i:  44,097,757 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,751,800 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 115,661,126 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,587,353 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,039,699 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,513,066 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,826,999 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,560,691 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,099,416 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,969,391 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,259,239 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,021,855 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,683,942 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,215,155 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,334,716 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,409,418 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,525,366 msg/sec
                     AtomicQueue, 1,s:  75,487,107 msg/sec
                     AtomicQueue, 1,i:  56,925,634 msg/sec
                     AtomicQueue, 2,s:  12,362,473 msg/sec
                     AtomicQueue, 2,i:  11,751,383 msg/sec
                     AtomicQueue, 3,s:  10,731,901 msg/sec
                     AtomicQueue, 3,i:   9,944,892 msg/sec
                     AtomicQueue, 4,s:   8,210,151 msg/sec
                     AtomicQueue, 4,i:   8,190,976 msg/sec
                     AtomicQueue, 5,s:   8,019,330 msg/sec
                     AtomicQueue, 5,i:   8,053,112 msg/sec
                     AtomicQueue, 6,s:   7,867,074 msg/sec
                     AtomicQueue, 6,i:   7,627,658 msg/sec
                     AtomicQueue, 7,s:   7,134,202 msg/sec
                     AtomicQueue, 7,i:   7,994,215 msg/sec
                     AtomicQueue, 8,s:   6,319,638 msg/sec
                     AtomicQueue, 8,i:   7,473,128 msg/sec
                    AtomicQueueB, 1,s:  43,955,182 msg/sec
                    AtomicQueueB, 1,i:  43,005,632 msg/sec
                    AtomicQueueB, 2,s:  11,702,748 msg/sec
                    AtomicQueueB, 2,i:  11,477,716 msg/sec
                    AtomicQueueB, 3,s:  11,020,770 msg/sec
                    AtomicQueueB, 3,i:  10,260,003 msg/sec
                    AtomicQueueB, 4,s:   8,016,360 msg/sec
                    AtomicQueueB, 4,i:   8,035,762 msg/sec
                    AtomicQueueB, 5,s:   7,628,769 msg/sec
                    AtomicQueueB, 5,i:   7,883,094 msg/sec
                    AtomicQueueB, 6,s:   7,281,415 msg/sec
                    AtomicQueueB, 6,i:   7,521,992 msg/sec
                    AtomicQueueB, 7,s:   6,879,658 msg/sec
                    AtomicQueueB, 7,i:   7,738,140 msg/sec
                    AtomicQueueB, 8,s:   6,244,024 msg/sec
                    AtomicQueueB, 8,i:   7,125,376 msg/sec
             OptimistAtomicQueue, 1,s: 785,216,570 msg/sec
             OptimistAtomicQueue, 1,i: 598,351,660 msg/sec
             OptimistAtomicQueue, 2,s:  32,648,908 msg/sec
             OptimistAtomicQueue, 2,i:  32,206,707 msg/sec
             OptimistAtomicQueue, 3,s:  36,657,532 msg/sec
             OptimistAtomicQueue, 3,i:  37,306,162 msg/sec
             OptimistAtomicQueue, 4,s:  39,291,733 msg/sec
             OptimistAtomicQueue, 4,i:  39,417,397 msg/sec
             OptimistAtomicQueue, 5,s:  42,566,360 msg/sec
             OptimistAtomicQueue, 5,i:  46,400,929 msg/sec
             OptimistAtomicQueue, 6,s:  42,372,676 msg/sec
             OptimistAtomicQueue, 6,i:  50,354,533 msg/sec
             OptimistAtomicQueue, 7,s:  44,484,685 msg/sec
             OptimistAtomicQueue, 7,i:  49,492,361 msg/sec
             OptimistAtomicQueue, 8,s:  46,370,800 msg/sec
             OptimistAtomicQueue, 8,i:  48,548,856 msg/sec
            OptimistAtomicQueueB, 1,s: 124,400,393 msg/sec
            OptimistAtomicQueueB, 1,i:  76,743,180 msg/sec
            OptimistAtomicQueueB, 2,s:  32,119,058 msg/sec
            OptimistAtomicQueueB, 2,i:  32,217,644 msg/sec
            OptimistAtomicQueueB, 3,s:  36,311,559 msg/sec
            OptimistAtomicQueueB, 3,i:  36,907,834 msg/sec
            OptimistAtomicQueueB, 4,s:  38,594,639 msg/sec
            OptimistAtomicQueueB, 4,i:  38,697,180 msg/sec
            OptimistAtomicQueueB, 5,s:  39,252,226 msg/sec
            OptimistAtomicQueueB, 5,i:  45,463,198 msg/sec
            OptimistAtomicQueueB, 6,s:  41,276,349 msg/sec
            OptimistAtomicQueueB, 6,i:  48,725,016 msg/sec
            OptimistAtomicQueueB, 7,s:  41,252,863 msg/sec
            OptimistAtomicQueueB, 7,i:  50,496,240 msg/sec
            OptimistAtomicQueueB, 8,s:  44,528,768 msg/sec
            OptimistAtomicQueueB, 8,i:  48,261,033 msg/sec
                    AtomicQueue2, 1,s:  22,872,463 msg/sec
                    AtomicQueue2, 1,i:  22,891,099 msg/sec
                    AtomicQueue2, 2,s:  11,788,344 msg/sec
                    AtomicQueue2, 2,i:  11,450,550 msg/sec
                    AtomicQueue2, 3,s:   9,465,518 msg/sec
                    AtomicQueue2, 3,i:   9,335,439 msg/sec
                    AtomicQueue2, 4,s:   8,074,187 msg/sec
                    AtomicQueue2, 4,i:   8,054,910 msg/sec
                    AtomicQueue2, 5,s:   7,932,920 msg/sec
                    AtomicQueue2, 5,i:   8,048,213 msg/sec
                    AtomicQueue2, 6,s:   7,767,251 msg/sec
                    AtomicQueue2, 6,i:   7,526,889 msg/sec
                    AtomicQueue2, 7,s:   7,074,000 msg/sec
                    AtomicQueue2, 7,i:   7,886,256 msg/sec
                    AtomicQueue2, 8,s:   6,384,526 msg/sec
                    AtomicQueue2, 8,i:   7,268,639 msg/sec
                   AtomicQueueB2, 1,s:  33,310,481 msg/sec
                   AtomicQueueB2, 1,i:  32,675,880 msg/sec
                   AtomicQueueB2, 2,s:  11,499,572 msg/sec
                   AtomicQueueB2, 2,i:  11,090,883 msg/sec
                   AtomicQueueB2, 3,s:   9,645,749 msg/sec
                   AtomicQueueB2, 3,i:   9,565,137 msg/sec
                   AtomicQueueB2, 4,s:   7,932,425 msg/sec
                   AtomicQueueB2, 4,i:   7,832,723 msg/sec
                   AtomicQueueB2, 5,s:   7,455,146 msg/sec
                   AtomicQueueB2, 5,i:   7,724,509 msg/sec
                   AtomicQueueB2, 6,s:   7,291,619 msg/sec
                   AtomicQueueB2, 6,i:   7,469,757 msg/sec
                   AtomicQueueB2, 7,s:   6,893,421 msg/sec
                   AtomicQueueB2, 7,i:   7,685,633 msg/sec
                   AtomicQueueB2, 8,s:   6,315,585 msg/sec
                   AtomicQueueB2, 8,i:   7,121,368 msg/sec
            OptimistAtomicQueue2, 1,s: 292,445,632 msg/sec
            OptimistAtomicQueue2, 1,i:  80,652,146 msg/sec
            OptimistAtomicQueue2, 2,s:  26,200,103 msg/sec
            OptimistAtomicQueue2, 2,i:  24,021,931 msg/sec
            OptimistAtomicQueue2, 3,s:  30,314,954 msg/sec
            OptimistAtomicQueue2, 3,i:  29,954,170 msg/sec
            OptimistAtomicQueue2, 4,s:  33,250,595 msg/sec
            OptimistAtomicQueue2, 4,i:  33,219,116 msg/sec
            OptimistAtomicQueue2, 5,s:  37,319,231 msg/sec
            OptimistAtomicQueue2, 5,i:  41,912,447 msg/sec
            OptimistAtomicQueue2, 6,s:  40,303,137 msg/sec
            OptimistAtomicQueue2, 6,i:  49,245,091 msg/sec
            OptimistAtomicQueue2, 7,s:  43,279,289 msg/sec
            OptimistAtomicQueue2, 7,i:  48,039,620 msg/sec
            OptimistAtomicQueue2, 8,s:  44,234,524 msg/sec
            OptimistAtomicQueue2, 8,i:  48,733,904 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,729,594 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,939,117 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,634,786 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,760,616 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,248,539 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,173,640 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,172,681 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,697,435 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,680,967 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,275,520 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,278,446 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,361,843 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,817,194 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,056,667 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,332,048 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,984,000 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000154 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000270 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000250 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000225 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[90] 362m:35s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,892,643 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,993,609 msg/sec
          boost::lockfree::queue, 1,s:   6,772,078 msg/sec
          boost::lockfree::queue, 1,i:   6,847,562 msg/sec
          boost::lockfree::queue, 2,s:   7,543,584 msg/sec
          boost::lockfree::queue, 2,i:   7,435,588 msg/sec
          boost::lockfree::queue, 3,s:   7,388,551 msg/sec
          boost::lockfree::queue, 3,i:   7,597,196 msg/sec
          boost::lockfree::queue, 4,s:   6,423,022 msg/sec
          boost::lockfree::queue, 4,i:   6,800,556 msg/sec
          boost::lockfree::queue, 5,s:   6,499,346 msg/sec
          boost::lockfree::queue, 5,i:   6,465,914 msg/sec
          boost::lockfree::queue, 6,s:   6,099,744 msg/sec
          boost::lockfree::queue, 6,i:   6,158,189 msg/sec
          boost::lockfree::queue, 7,s:   5,811,233 msg/sec
          boost::lockfree::queue, 7,i:   6,127,921 msg/sec
          boost::lockfree::queue, 8,s:   5,453,776 msg/sec
          boost::lockfree::queue, 8,i:   5,677,512 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 167,945,699 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  70,840,318 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,393,080 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,681,284 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,019,126 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,990,244 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,382,439 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,020,252 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  30,626,846 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,261,182 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,285,563 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,164,432 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,708,052 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,419,885 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,993,197 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,884,570 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,305,790 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,940,169 msg/sec
                pthread_spinlock, 1,s:  28,851,988 msg/sec
                pthread_spinlock, 1,i:  25,268,207 msg/sec
                pthread_spinlock, 2,s:  15,366,366 msg/sec
                pthread_spinlock, 2,i:  16,615,234 msg/sec
                pthread_spinlock, 3,s:   8,304,573 msg/sec
                pthread_spinlock, 3,i:  11,355,200 msg/sec
                pthread_spinlock, 4,s:   6,525,178 msg/sec
                pthread_spinlock, 4,i:   9,206,855 msg/sec
                pthread_spinlock, 5,s:   8,690,638 msg/sec
                pthread_spinlock, 5,i:   9,428,810 msg/sec
                pthread_spinlock, 6,s:   8,495,178 msg/sec
                pthread_spinlock, 6,i:   9,064,496 msg/sec
                pthread_spinlock, 7,s:   7,560,390 msg/sec
                pthread_spinlock, 7,i:   8,168,519 msg/sec
                pthread_spinlock, 8,s:   6,846,412 msg/sec
                pthread_spinlock, 8,i:   6,836,789 msg/sec
                      std::mutex, 1,s:   6,667,495 msg/sec
                      std::mutex, 1,i:   7,506,419 msg/sec
                      std::mutex, 2,s:   6,087,643 msg/sec
                      std::mutex, 2,i:   6,306,018 msg/sec
                      std::mutex, 3,s:   6,079,591 msg/sec
                      std::mutex, 3,i:   6,035,799 msg/sec
                      std::mutex, 4,s:   6,240,779 msg/sec
                      std::mutex, 4,i:   6,246,891 msg/sec
                      std::mutex, 5,s:   5,964,648 msg/sec
                      std::mutex, 5,i:   6,004,739 msg/sec
                      std::mutex, 6,s:   5,888,429 msg/sec
                      std::mutex, 6,i:   5,803,280 msg/sec
                      std::mutex, 7,s:   5,809,786 msg/sec
                      std::mutex, 7,i:   5,782,857 msg/sec
                      std::mutex, 8,s:   5,730,017 msg/sec
                      std::mutex, 8,i:   5,721,020 msg/sec
                 tbb::spin_mutex, 1,s:  38,011,521 msg/sec
                 tbb::spin_mutex, 1,i:  38,095,952 msg/sec
                 tbb::spin_mutex, 2,s:  21,134,391 msg/sec
                 tbb::spin_mutex, 2,i:  20,650,433 msg/sec
                 tbb::spin_mutex, 3,s:   8,667,529 msg/sec
                 tbb::spin_mutex, 3,i:  11,177,603 msg/sec
                 tbb::spin_mutex, 4,s:   3,092,191 msg/sec
                 tbb::spin_mutex, 4,i:   6,332,526 msg/sec
                 tbb::spin_mutex, 5,s:   5,434,537 msg/sec
                 tbb::spin_mutex, 5,i:   5,916,608 msg/sec
                 tbb::spin_mutex, 6,s:   5,231,194 msg/sec
                 tbb::spin_mutex, 6,i:   4,320,060 msg/sec
                 tbb::spin_mutex, 7,s:   4,669,326 msg/sec
                 tbb::spin_mutex, 7,i:   4,346,677 msg/sec
                 tbb::spin_mutex, 8,s:   4,263,513 msg/sec
                 tbb::spin_mutex, 8,i:   4,086,543 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,264,505 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,287,492 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,158,196 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,233,563 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,552,949 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,545,526 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,501,329 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,567,598 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,914,787 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,614,196 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,945,096 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,653,015 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,897,336 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,807,213 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,782,595 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,483,718 msg/sec
     xenium::michael_scott_queue, 1,s:   9,257,089 msg/sec
     xenium::michael_scott_queue, 1,i:   9,284,016 msg/sec
     xenium::michael_scott_queue, 2,s:   8,510,442 msg/sec
     xenium::michael_scott_queue, 2,i:   8,482,428 msg/sec
     xenium::michael_scott_queue, 3,s:   7,125,933 msg/sec
     xenium::michael_scott_queue, 3,i:   7,646,441 msg/sec
     xenium::michael_scott_queue, 4,s:   6,383,985 msg/sec
     xenium::michael_scott_queue, 4,i:   6,387,182 msg/sec
     xenium::michael_scott_queue, 5,s:   6,298,991 msg/sec
     xenium::michael_scott_queue, 5,i:   6,647,594 msg/sec
     xenium::michael_scott_queue, 6,s:   6,551,509 msg/sec
     xenium::michael_scott_queue, 6,i:   6,759,667 msg/sec
     xenium::michael_scott_queue, 7,s:   6,290,229 msg/sec
     xenium::michael_scott_queue, 7,i:   6,566,785 msg/sec
     xenium::michael_scott_queue, 8,s:   5,975,983 msg/sec
     xenium::michael_scott_queue, 8,i:   6,078,256 msg/sec
         xenium::ramalhete_queue, 1,s:  32,608,980 msg/sec
         xenium::ramalhete_queue, 1,i:  32,761,032 msg/sec
         xenium::ramalhete_queue, 2,s:  24,305,308 msg/sec
         xenium::ramalhete_queue, 2,i:  23,381,053 msg/sec
         xenium::ramalhete_queue, 3,s:  29,128,613 msg/sec
         xenium::ramalhete_queue, 3,i:  28,438,059 msg/sec
         xenium::ramalhete_queue, 4,s:  33,861,896 msg/sec
         xenium::ramalhete_queue, 4,i:  33,339,559 msg/sec
         xenium::ramalhete_queue, 5,s:  31,994,839 msg/sec
         xenium::ramalhete_queue, 5,i:  36,084,255 msg/sec
         xenium::ramalhete_queue, 6,s:  34,242,544 msg/sec
         xenium::ramalhete_queue, 6,i:  39,326,842 msg/sec
         xenium::ramalhete_queue, 7,s:  35,218,706 msg/sec
         xenium::ramalhete_queue, 7,i:  40,608,513 msg/sec
         xenium::ramalhete_queue, 8,s:  35,322,672 msg/sec
         xenium::ramalhete_queue, 8,i:  43,984,711 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,352,596 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 113,506,443 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  25,306,209 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,083,742 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,608,286 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,742,946 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,552,994 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,215,649 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,892,932 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,391,650 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,969,353 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,386,776 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,208,439 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,363,334 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,446,448 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,502,770 msg/sec
                     AtomicQueue, 1,s:  57,314,272 msg/sec
                     AtomicQueue, 1,i:  55,374,484 msg/sec
                     AtomicQueue, 2,s:  12,179,424 msg/sec
                     AtomicQueue, 2,i:  11,735,546 msg/sec
                     AtomicQueue, 3,s:  10,828,322 msg/sec
                     AtomicQueue, 3,i:   9,896,781 msg/sec
                     AtomicQueue, 4,s:   8,219,493 msg/sec
                     AtomicQueue, 4,i:   8,194,692 msg/sec
                     AtomicQueue, 5,s:   8,029,032 msg/sec
                     AtomicQueue, 5,i:   8,134,608 msg/sec
                     AtomicQueue, 6,s:   7,986,511 msg/sec
                     AtomicQueue, 6,i:   7,622,885 msg/sec
                     AtomicQueue, 7,s:   7,151,558 msg/sec
                     AtomicQueue, 7,i:   7,964,804 msg/sec
                     AtomicQueue, 8,s:   6,344,235 msg/sec
                     AtomicQueue, 8,i:   7,381,865 msg/sec
                    AtomicQueueB, 1,s:  43,836,189 msg/sec
                    AtomicQueueB, 1,i:  44,081,864 msg/sec
                    AtomicQueueB, 2,s:  11,699,155 msg/sec
                    AtomicQueueB, 2,i:  11,417,817 msg/sec
                    AtomicQueueB, 3,s:  11,044,018 msg/sec
                    AtomicQueueB, 3,i:  10,134,938 msg/sec
                    AtomicQueueB, 4,s:   8,045,547 msg/sec
                    AtomicQueueB, 4,i:   8,082,030 msg/sec
                    AtomicQueueB, 5,s:   7,602,217 msg/sec
                    AtomicQueueB, 5,i:   7,809,601 msg/sec
                    AtomicQueueB, 6,s:   7,308,746 msg/sec
                    AtomicQueueB, 6,i:   7,531,962 msg/sec
                    AtomicQueueB, 7,s:   6,819,595 msg/sec
                    AtomicQueueB, 7,i:   7,654,325 msg/sec
                    AtomicQueueB, 8,s:   6,218,275 msg/sec
                    AtomicQueueB, 8,i:   7,147,017 msg/sec
             OptimistAtomicQueue, 1,s: 709,675,988 msg/sec
             OptimistAtomicQueue, 1,i: 536,629,238 msg/sec
             OptimistAtomicQueue, 2,s:  32,037,130 msg/sec
             OptimistAtomicQueue, 2,i:  32,137,691 msg/sec
             OptimistAtomicQueue, 3,s:  36,624,006 msg/sec
             OptimistAtomicQueue, 3,i:  37,314,885 msg/sec
             OptimistAtomicQueue, 4,s:  39,195,547 msg/sec
             OptimistAtomicQueue, 4,i:  39,275,121 msg/sec
             OptimistAtomicQueue, 5,s:  41,329,350 msg/sec
             OptimistAtomicQueue, 5,i:  46,250,030 msg/sec
             OptimistAtomicQueue, 6,s:  42,168,285 msg/sec
             OptimistAtomicQueue, 6,i:  50,145,020 msg/sec
             OptimistAtomicQueue, 7,s:  44,199,905 msg/sec
             OptimistAtomicQueue, 7,i:  48,752,740 msg/sec
             OptimistAtomicQueue, 8,s:  46,414,425 msg/sec
             OptimistAtomicQueue, 8,i:  48,969,568 msg/sec
            OptimistAtomicQueueB, 1,s: 101,172,623 msg/sec
            OptimistAtomicQueueB, 1,i:  75,661,057 msg/sec
            OptimistAtomicQueueB, 2,s:  32,220,613 msg/sec
            OptimistAtomicQueueB, 2,i:  32,171,019 msg/sec
            OptimistAtomicQueueB, 3,s:  36,075,159 msg/sec
            OptimistAtomicQueueB, 3,i:  36,723,771 msg/sec
            OptimistAtomicQueueB, 4,s:  38,606,051 msg/sec
            OptimistAtomicQueueB, 4,i:  38,654,952 msg/sec
            OptimistAtomicQueueB, 5,s:  41,079,832 msg/sec
            OptimistAtomicQueueB, 5,i:  45,284,749 msg/sec
            OptimistAtomicQueueB, 6,s:  41,209,670 msg/sec
            OptimistAtomicQueueB, 6,i:  48,844,381 msg/sec
            OptimistAtomicQueueB, 7,s:  42,260,969 msg/sec
            OptimistAtomicQueueB, 7,i:  48,022,503 msg/sec
            OptimistAtomicQueueB, 8,s:  44,373,627 msg/sec
            OptimistAtomicQueueB, 8,i:  47,517,810 msg/sec
                    AtomicQueue2, 1,s:  22,851,928 msg/sec
                    AtomicQueue2, 1,i:  22,828,001 msg/sec
                    AtomicQueue2, 2,s:  11,750,306 msg/sec
                    AtomicQueue2, 2,i:  11,438,691 msg/sec
                    AtomicQueue2, 3,s:   9,553,586 msg/sec
                    AtomicQueue2, 3,i:   9,354,287 msg/sec
                    AtomicQueue2, 4,s:   8,094,870 msg/sec
                    AtomicQueue2, 4,i:   8,072,532 msg/sec
                    AtomicQueue2, 5,s:   7,914,645 msg/sec
                    AtomicQueue2, 5,i:   8,051,036 msg/sec
                    AtomicQueue2, 6,s:   7,802,412 msg/sec
                    AtomicQueue2, 6,i:   7,547,406 msg/sec
                    AtomicQueue2, 7,s:   7,132,186 msg/sec
                    AtomicQueue2, 7,i:   7,898,197 msg/sec
                    AtomicQueue2, 8,s:   6,390,345 msg/sec
                    AtomicQueue2, 8,i:   7,396,910 msg/sec
                   AtomicQueueB2, 1,s:  36,061,574 msg/sec
                   AtomicQueueB2, 1,i:  32,610,220 msg/sec
                   AtomicQueueB2, 2,s:  11,451,615 msg/sec
                   AtomicQueueB2, 2,i:  11,167,168 msg/sec
                   AtomicQueueB2, 3,s:   9,557,970 msg/sec
                   AtomicQueueB2, 3,i:   9,538,297 msg/sec
                   AtomicQueueB2, 4,s:   7,884,706 msg/sec
                   AtomicQueueB2, 4,i:   7,721,197 msg/sec
                   AtomicQueueB2, 5,s:   7,451,264 msg/sec
                   AtomicQueueB2, 5,i:   7,698,695 msg/sec
                   AtomicQueueB2, 6,s:   7,264,695 msg/sec
                   AtomicQueueB2, 6,i:   7,466,219 msg/sec
                   AtomicQueueB2, 7,s:   6,931,632 msg/sec
                   AtomicQueueB2, 7,i:   7,701,383 msg/sec
                   AtomicQueueB2, 8,s:   6,247,887 msg/sec
                   AtomicQueueB2, 8,i:   7,096,353 msg/sec
            OptimistAtomicQueue2, 1,s: 527,525,001 msg/sec
            OptimistAtomicQueue2, 1,i:  31,538,722 msg/sec
            OptimistAtomicQueue2, 2,s:  25,999,753 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,989 msg/sec
            OptimistAtomicQueue2, 3,s:  30,505,061 msg/sec
            OptimistAtomicQueue2, 3,i:  29,950,542 msg/sec
            OptimistAtomicQueue2, 4,s:  33,246,182 msg/sec
            OptimistAtomicQueue2, 4,i:  33,501,871 msg/sec
            OptimistAtomicQueue2, 5,s:  37,216,173 msg/sec
            OptimistAtomicQueue2, 5,i:  40,725,498 msg/sec
            OptimistAtomicQueue2, 6,s:  40,058,138 msg/sec
            OptimistAtomicQueue2, 6,i:  49,159,022 msg/sec
            OptimistAtomicQueue2, 7,s:  42,676,094 msg/sec
            OptimistAtomicQueue2, 7,i:  48,143,447 msg/sec
            OptimistAtomicQueue2, 8,s:  43,943,841 msg/sec
            OptimistAtomicQueue2, 8,i:  48,204,574 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,384,968 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,873,309 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,152,812 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,811,610 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,744,854 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,097,808 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,256,312 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,082,853 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,742,425 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,989,199 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,264,707 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,175,418 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,118,438 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,318,896 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,504,468 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,895,978 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000124 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000254 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000450 sec/round-trip
                 tbb::spin_mutex: 0.000000254 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[91] 361m:16s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,840,929 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,713,017 msg/sec
          boost::lockfree::queue, 1,s:   7,678,268 msg/sec
          boost::lockfree::queue, 1,i:   6,953,860 msg/sec
          boost::lockfree::queue, 2,s:   7,536,660 msg/sec
          boost::lockfree::queue, 2,i:   7,432,517 msg/sec
          boost::lockfree::queue, 3,s:   7,410,398 msg/sec
          boost::lockfree::queue, 3,i:   7,579,041 msg/sec
          boost::lockfree::queue, 4,s:   6,421,934 msg/sec
          boost::lockfree::queue, 4,i:   6,814,980 msg/sec
          boost::lockfree::queue, 5,s:   6,396,525 msg/sec
          boost::lockfree::queue, 5,i:   6,489,638 msg/sec
          boost::lockfree::queue, 6,s:   5,943,875 msg/sec
          boost::lockfree::queue, 6,i:   6,111,139 msg/sec
          boost::lockfree::queue, 7,s:   5,827,356 msg/sec
          boost::lockfree::queue, 7,i:   6,056,727 msg/sec
          boost::lockfree::queue, 8,s:   5,460,769 msg/sec
          boost::lockfree::queue, 8,i:   5,533,294 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 454,222,956 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 454,054,147 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,557,403 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,791,100 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,450,730 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,569,739 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,928,937 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,627,098 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,352,015 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,563,867 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,152,336 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,979,071 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,732,782 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,344,390 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,225,796 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,082,878 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,176,085 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,516,791 msg/sec
                pthread_spinlock, 1,s:  28,813,629 msg/sec
                pthread_spinlock, 1,i:  25,279,352 msg/sec
                pthread_spinlock, 2,s:  15,184,554 msg/sec
                pthread_spinlock, 2,i:  16,926,983 msg/sec
                pthread_spinlock, 3,s:   8,443,889 msg/sec
                pthread_spinlock, 3,i:  12,079,124 msg/sec
                pthread_spinlock, 4,s:   6,518,526 msg/sec
                pthread_spinlock, 4,i:   9,209,606 msg/sec
                pthread_spinlock, 5,s:   8,742,145 msg/sec
                pthread_spinlock, 5,i:   9,483,203 msg/sec
                pthread_spinlock, 6,s:   8,338,649 msg/sec
                pthread_spinlock, 6,i:   8,408,564 msg/sec
                pthread_spinlock, 7,s:   7,915,954 msg/sec
                pthread_spinlock, 7,i:   7,701,589 msg/sec
                pthread_spinlock, 8,s:   6,887,827 msg/sec
                pthread_spinlock, 8,i:   6,936,078 msg/sec
                      std::mutex, 1,s:   5,873,860 msg/sec
                      std::mutex, 1,i:   5,884,967 msg/sec
                      std::mutex, 2,s:   5,338,557 msg/sec
                      std::mutex, 2,i:   5,541,519 msg/sec
                      std::mutex, 3,s:   5,395,634 msg/sec
                      std::mutex, 3,i:   5,507,505 msg/sec
                      std::mutex, 4,s:   5,641,175 msg/sec
                      std::mutex, 4,i:   6,208,861 msg/sec
                      std::mutex, 5,s:   5,554,775 msg/sec
                      std::mutex, 5,i:   5,634,412 msg/sec
                      std::mutex, 6,s:   5,929,866 msg/sec
                      std::mutex, 6,i:   5,785,949 msg/sec
                      std::mutex, 7,s:   5,817,981 msg/sec
                      std::mutex, 7,i:   5,784,124 msg/sec
                      std::mutex, 8,s:   5,735,518 msg/sec
                      std::mutex, 8,i:   5,709,203 msg/sec
                 tbb::spin_mutex, 1,s:  37,515,833 msg/sec
                 tbb::spin_mutex, 1,i:  32,974,652 msg/sec
                 tbb::spin_mutex, 2,s:  21,250,994 msg/sec
                 tbb::spin_mutex, 2,i:  18,355,884 msg/sec
                 tbb::spin_mutex, 3,s:   8,938,223 msg/sec
                 tbb::spin_mutex, 3,i:  11,386,117 msg/sec
                 tbb::spin_mutex, 4,s:   3,154,762 msg/sec
                 tbb::spin_mutex, 4,i:   6,308,808 msg/sec
                 tbb::spin_mutex, 5,s:   5,554,121 msg/sec
                 tbb::spin_mutex, 5,i:   5,766,505 msg/sec
                 tbb::spin_mutex, 6,s:   5,397,624 msg/sec
                 tbb::spin_mutex, 6,i:   4,444,615 msg/sec
                 tbb::spin_mutex, 7,s:   4,834,038 msg/sec
                 tbb::spin_mutex, 7,i:   4,345,306 msg/sec
                 tbb::spin_mutex, 8,s:   3,786,329 msg/sec
                 tbb::spin_mutex, 8,i:   4,195,605 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,890,319 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,570,765 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,820,791 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,863,549 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,388,491 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,508,816 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,098,495 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,510,169 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,622,358 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,534,202 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,714,683 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,692,948 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,846,413 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,785,120 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,072,587 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,076,259 msg/sec
     xenium::michael_scott_queue, 1,s:   9,304,731 msg/sec
     xenium::michael_scott_queue, 1,i:   9,310,432 msg/sec
     xenium::michael_scott_queue, 2,s:   8,626,564 msg/sec
     xenium::michael_scott_queue, 2,i:   8,562,193 msg/sec
     xenium::michael_scott_queue, 3,s:   7,225,223 msg/sec
     xenium::michael_scott_queue, 3,i:   7,551,338 msg/sec
     xenium::michael_scott_queue, 4,s:   6,406,124 msg/sec
     xenium::michael_scott_queue, 4,i:   6,330,093 msg/sec
     xenium::michael_scott_queue, 5,s:   6,307,793 msg/sec
     xenium::michael_scott_queue, 5,i:   6,638,568 msg/sec
     xenium::michael_scott_queue, 6,s:   6,516,805 msg/sec
     xenium::michael_scott_queue, 6,i:   6,698,888 msg/sec
     xenium::michael_scott_queue, 7,s:   6,370,529 msg/sec
     xenium::michael_scott_queue, 7,i:   6,554,848 msg/sec
     xenium::michael_scott_queue, 8,s:   5,986,023 msg/sec
     xenium::michael_scott_queue, 8,i:   6,139,979 msg/sec
         xenium::ramalhete_queue, 1,s:  32,535,845 msg/sec
         xenium::ramalhete_queue, 1,i:  31,840,265 msg/sec
         xenium::ramalhete_queue, 2,s:  23,906,714 msg/sec
         xenium::ramalhete_queue, 2,i:  24,171,224 msg/sec
         xenium::ramalhete_queue, 3,s:  29,156,754 msg/sec
         xenium::ramalhete_queue, 3,i:  28,479,079 msg/sec
         xenium::ramalhete_queue, 4,s:  33,773,325 msg/sec
         xenium::ramalhete_queue, 4,i:  33,454,679 msg/sec
         xenium::ramalhete_queue, 5,s:  32,171,856 msg/sec
         xenium::ramalhete_queue, 5,i:  38,146,420 msg/sec
         xenium::ramalhete_queue, 6,s:  34,119,255 msg/sec
         xenium::ramalhete_queue, 6,i:  39,736,264 msg/sec
         xenium::ramalhete_queue, 7,s:  35,173,742 msg/sec
         xenium::ramalhete_queue, 7,i:  41,638,977 msg/sec
         xenium::ramalhete_queue, 8,s:  35,679,507 msg/sec
         xenium::ramalhete_queue, 8,i:  44,070,462 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,978,969 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  85,993,083 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,759,999 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,008,265 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,689,800 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,893,708 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,620,696 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,121,954 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,772,897 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,411,928 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,214,742 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,181,511 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,209,308 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,094,797 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,104 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,326,984 msg/sec
                     AtomicQueue, 1,s: 220,780,342 msg/sec
                     AtomicQueue, 1,i:  57,492,873 msg/sec
                     AtomicQueue, 2,s:  12,296,024 msg/sec
                     AtomicQueue, 2,i:  11,725,167 msg/sec
                     AtomicQueue, 3,s:  10,768,751 msg/sec
                     AtomicQueue, 3,i:   9,905,023 msg/sec
                     AtomicQueue, 4,s:   8,173,851 msg/sec
                     AtomicQueue, 4,i:   8,224,020 msg/sec
                     AtomicQueue, 5,s:   8,048,958 msg/sec
                     AtomicQueue, 5,i:   8,081,723 msg/sec
                     AtomicQueue, 6,s:   7,877,639 msg/sec
                     AtomicQueue, 6,i:   7,599,408 msg/sec
                     AtomicQueue, 7,s:   7,174,178 msg/sec
                     AtomicQueue, 7,i:   7,983,844 msg/sec
                     AtomicQueue, 8,s:   6,352,842 msg/sec
                     AtomicQueue, 8,i:   7,461,844 msg/sec
                    AtomicQueueB, 1,s:  44,524,952 msg/sec
                    AtomicQueueB, 1,i:  43,866,313 msg/sec
                    AtomicQueueB, 2,s:  11,777,963 msg/sec
                    AtomicQueueB, 2,i:  11,509,548 msg/sec
                    AtomicQueueB, 3,s:  11,012,872 msg/sec
                    AtomicQueueB, 3,i:  10,156,957 msg/sec
                    AtomicQueueB, 4,s:   8,005,778 msg/sec
                    AtomicQueueB, 4,i:   8,054,334 msg/sec
                    AtomicQueueB, 5,s:   7,561,796 msg/sec
                    AtomicQueueB, 5,i:   7,839,600 msg/sec
                    AtomicQueueB, 6,s:   7,323,265 msg/sec
                    AtomicQueueB, 6,i:   7,514,775 msg/sec
                    AtomicQueueB, 7,s:   6,893,707 msg/sec
                    AtomicQueueB, 7,i:   7,728,438 msg/sec
                    AtomicQueueB, 8,s:   6,226,967 msg/sec
                    AtomicQueueB, 8,i:   7,153,905 msg/sec
             OptimistAtomicQueue, 1,s: 815,972,498 msg/sec
             OptimistAtomicQueue, 1,i: 642,488,228 msg/sec
             OptimistAtomicQueue, 2,s:  32,670,037 msg/sec
             OptimistAtomicQueue, 2,i:  32,730,814 msg/sec
             OptimistAtomicQueue, 3,s:  36,637,100 msg/sec
             OptimistAtomicQueue, 3,i:  37,409,454 msg/sec
             OptimistAtomicQueue, 4,s:  39,293,615 msg/sec
             OptimistAtomicQueue, 4,i:  39,400,008 msg/sec
             OptimistAtomicQueue, 5,s:  41,690,355 msg/sec
             OptimistAtomicQueue, 5,i:  46,420,307 msg/sec
             OptimistAtomicQueue, 6,s:  42,662,482 msg/sec
             OptimistAtomicQueue, 6,i:  50,246,036 msg/sec
             OptimistAtomicQueue, 7,s:  44,250,239 msg/sec
             OptimistAtomicQueue, 7,i:  49,474,248 msg/sec
             OptimistAtomicQueue, 8,s:  46,425,360 msg/sec
             OptimistAtomicQueue, 8,i:  49,357,540 msg/sec
            OptimistAtomicQueueB, 1,s: 136,277,276 msg/sec
            OptimistAtomicQueueB, 1,i:  76,520,995 msg/sec
            OptimistAtomicQueueB, 2,s:  32,215,824 msg/sec
            OptimistAtomicQueueB, 2,i:  32,370,071 msg/sec
            OptimistAtomicQueueB, 3,s:  36,273,940 msg/sec
            OptimistAtomicQueueB, 3,i:  36,971,880 msg/sec
            OptimistAtomicQueueB, 4,s:  38,634,979 msg/sec
            OptimistAtomicQueueB, 4,i:  38,681,868 msg/sec
            OptimistAtomicQueueB, 5,s:  40,973,478 msg/sec
            OptimistAtomicQueueB, 5,i:  46,007,626 msg/sec
            OptimistAtomicQueueB, 6,s:  40,822,392 msg/sec
            OptimistAtomicQueueB, 6,i:  48,761,297 msg/sec
            OptimistAtomicQueueB, 7,s:  41,984,108 msg/sec
            OptimistAtomicQueueB, 7,i:  51,310,812 msg/sec
            OptimistAtomicQueueB, 8,s:  44,557,052 msg/sec
            OptimistAtomicQueueB, 8,i:  47,684,469 msg/sec
                    AtomicQueue2, 1,s:  22,862,527 msg/sec
                    AtomicQueue2, 1,i:  22,887,058 msg/sec
                    AtomicQueue2, 2,s:  11,898,230 msg/sec
                    AtomicQueue2, 2,i:  11,251,529 msg/sec
                    AtomicQueue2, 3,s:   9,559,937 msg/sec
                    AtomicQueue2, 3,i:   9,412,807 msg/sec
                    AtomicQueue2, 4,s:   8,056,955 msg/sec
                    AtomicQueue2, 4,i:   8,068,654 msg/sec
                    AtomicQueue2, 5,s:   7,904,402 msg/sec
                    AtomicQueue2, 5,i:   8,041,292 msg/sec
                    AtomicQueue2, 6,s:   7,708,062 msg/sec
                    AtomicQueue2, 6,i:   7,505,029 msg/sec
                    AtomicQueue2, 7,s:   7,163,295 msg/sec
                    AtomicQueue2, 7,i:   7,898,259 msg/sec
                    AtomicQueue2, 8,s:   6,391,760 msg/sec
                    AtomicQueue2, 8,i:   7,249,359 msg/sec
                   AtomicQueueB2, 1,s:  36,190,030 msg/sec
                   AtomicQueueB2, 1,i:  32,611,893 msg/sec
                   AtomicQueueB2, 2,s:  11,496,235 msg/sec
                   AtomicQueueB2, 2,i:  11,114,357 msg/sec
                   AtomicQueueB2, 3,s:   9,641,420 msg/sec
                   AtomicQueueB2, 3,i:   9,605,157 msg/sec
                   AtomicQueueB2, 4,s:   7,951,507 msg/sec
                   AtomicQueueB2, 4,i:   7,817,002 msg/sec
                   AtomicQueueB2, 5,s:   7,589,579 msg/sec
                   AtomicQueueB2, 5,i:   7,637,705 msg/sec
                   AtomicQueueB2, 6,s:   7,284,546 msg/sec
                   AtomicQueueB2, 6,i:   7,374,997 msg/sec
                   AtomicQueueB2, 7,s:   6,851,881 msg/sec
                   AtomicQueueB2, 7,i:   7,713,670 msg/sec
                   AtomicQueueB2, 8,s:   6,358,412 msg/sec
                   AtomicQueueB2, 8,i:   7,104,318 msg/sec
            OptimistAtomicQueue2, 1,s: 682,547,965 msg/sec
            OptimistAtomicQueue2, 1,i:  42,878,366 msg/sec
            OptimistAtomicQueue2, 2,s:  25,568,866 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,820 msg/sec
            OptimistAtomicQueue2, 3,s:  33,297,724 msg/sec
            OptimistAtomicQueue2, 3,i:  29,883,964 msg/sec
            OptimistAtomicQueue2, 4,s:  33,183,083 msg/sec
            OptimistAtomicQueue2, 4,i:  33,236,317 msg/sec
            OptimistAtomicQueue2, 5,s:  37,186,839 msg/sec
            OptimistAtomicQueue2, 5,i:  41,229,636 msg/sec
            OptimistAtomicQueue2, 6,s:  40,220,526 msg/sec
            OptimistAtomicQueue2, 6,i:  49,441,241 msg/sec
            OptimistAtomicQueue2, 7,s:  43,265,647 msg/sec
            OptimistAtomicQueue2, 7,i:  51,587,000 msg/sec
            OptimistAtomicQueue2, 8,s:  43,997,738 msg/sec
            OptimistAtomicQueue2, 8,i:  48,356,793 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,498,434 msg/sec
           OptimistAtomicQueueB2, 1,i:  62,307,812 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,939,634 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,147,516 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,554,674 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,021,987 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,318,536 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,974,605 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,625,989 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,308,655 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,408,259 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,252,832 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,063,011 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,296,710 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,182,921 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,561,782 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000165 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000240 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[92] 359m:56s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,385,511 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,429,677 msg/sec
          boost::lockfree::queue, 1,s:   6,887,328 msg/sec
          boost::lockfree::queue, 1,i:   6,897,337 msg/sec
          boost::lockfree::queue, 2,s:   7,655,509 msg/sec
          boost::lockfree::queue, 2,i:   7,494,457 msg/sec
          boost::lockfree::queue, 3,s:   7,399,814 msg/sec
          boost::lockfree::queue, 3,i:   7,535,572 msg/sec
          boost::lockfree::queue, 4,s:   6,428,881 msg/sec
          boost::lockfree::queue, 4,i:   6,795,227 msg/sec
          boost::lockfree::queue, 5,s:   6,483,787 msg/sec
          boost::lockfree::queue, 5,i:   6,477,680 msg/sec
          boost::lockfree::queue, 6,s:   5,993,344 msg/sec
          boost::lockfree::queue, 6,i:   6,133,620 msg/sec
          boost::lockfree::queue, 7,s:   6,084,009 msg/sec
          boost::lockfree::queue, 7,i:   6,046,687 msg/sec
          boost::lockfree::queue, 8,s:   5,472,417 msg/sec
          boost::lockfree::queue, 8,i:   5,497,926 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 192,054,540 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  88,032,194 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,219,329 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,876,113 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,967,423 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,012,610 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,843,913 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,042,471 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,260,039 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,656,556 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,159,008 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,256,762 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,559,338 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,328,962 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,045,181 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,101,752 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,188,673 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,230,721 msg/sec
                pthread_spinlock, 1,s:  29,076,367 msg/sec
                pthread_spinlock, 1,i:  25,465,054 msg/sec
                pthread_spinlock, 2,s:  16,001,342 msg/sec
                pthread_spinlock, 2,i:  16,828,825 msg/sec
                pthread_spinlock, 3,s:   8,372,727 msg/sec
                pthread_spinlock, 3,i:  12,033,197 msg/sec
                pthread_spinlock, 4,s:   6,517,419 msg/sec
                pthread_spinlock, 4,i:   9,018,699 msg/sec
                pthread_spinlock, 5,s:   8,617,222 msg/sec
                pthread_spinlock, 5,i:   8,980,843 msg/sec
                pthread_spinlock, 6,s:   8,280,413 msg/sec
                pthread_spinlock, 6,i:   8,422,855 msg/sec
                pthread_spinlock, 7,s:   7,509,934 msg/sec
                pthread_spinlock, 7,i:   7,969,461 msg/sec
                pthread_spinlock, 8,s:   6,899,647 msg/sec
                pthread_spinlock, 8,i:   7,309,874 msg/sec
                      std::mutex, 1,s:   7,052,015 msg/sec
                      std::mutex, 1,i:   7,465,789 msg/sec
                      std::mutex, 2,s:   5,995,244 msg/sec
                      std::mutex, 2,i:   6,048,575 msg/sec
                      std::mutex, 3,s:   5,923,459 msg/sec
                      std::mutex, 3,i:   5,579,329 msg/sec
                      std::mutex, 4,s:   6,245,078 msg/sec
                      std::mutex, 4,i:   6,367,773 msg/sec
                      std::mutex, 5,s:   6,006,455 msg/sec
                      std::mutex, 5,i:   6,245,048 msg/sec
                      std::mutex, 6,s:   5,960,299 msg/sec
                      std::mutex, 6,i:   5,903,022 msg/sec
                      std::mutex, 7,s:   5,877,375 msg/sec
                      std::mutex, 7,i:   5,860,545 msg/sec
                      std::mutex, 8,s:   5,783,528 msg/sec
                      std::mutex, 8,i:   5,774,279 msg/sec
                 tbb::spin_mutex, 1,s:  38,146,842 msg/sec
                 tbb::spin_mutex, 1,i:  37,878,697 msg/sec
                 tbb::spin_mutex, 2,s:  21,026,648 msg/sec
                 tbb::spin_mutex, 2,i:  20,926,392 msg/sec
                 tbb::spin_mutex, 3,s:   8,268,046 msg/sec
                 tbb::spin_mutex, 3,i:  11,185,960 msg/sec
                 tbb::spin_mutex, 4,s:   3,117,411 msg/sec
                 tbb::spin_mutex, 4,i:   6,414,248 msg/sec
                 tbb::spin_mutex, 5,s:   5,251,343 msg/sec
                 tbb::spin_mutex, 5,i:   5,813,050 msg/sec
                 tbb::spin_mutex, 6,s:   5,382,593 msg/sec
                 tbb::spin_mutex, 6,i:   4,400,747 msg/sec
                 tbb::spin_mutex, 7,s:   4,863,310 msg/sec
                 tbb::spin_mutex, 7,i:   4,372,128 msg/sec
                 tbb::spin_mutex, 8,s:   4,247,884 msg/sec
                 tbb::spin_mutex, 8,i:   4,181,231 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,069,891 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,134,012 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,679,903 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,021,693 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,385,008 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,644,086 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,345,930 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,242,668 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,658,794 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,803,619 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,760,605 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,987,856 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,984,900 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,056,187 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,883,435 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,107,125 msg/sec
     xenium::michael_scott_queue, 1,s:   9,321,052 msg/sec
     xenium::michael_scott_queue, 1,i:   9,259,242 msg/sec
     xenium::michael_scott_queue, 2,s:   8,485,342 msg/sec
     xenium::michael_scott_queue, 2,i:   8,427,051 msg/sec
     xenium::michael_scott_queue, 3,s:   7,169,166 msg/sec
     xenium::michael_scott_queue, 3,i:   7,527,815 msg/sec
     xenium::michael_scott_queue, 4,s:   6,305,231 msg/sec
     xenium::michael_scott_queue, 4,i:   6,322,022 msg/sec
     xenium::michael_scott_queue, 5,s:   6,301,005 msg/sec
     xenium::michael_scott_queue, 5,i:   6,640,527 msg/sec
     xenium::michael_scott_queue, 6,s:   6,550,977 msg/sec
     xenium::michael_scott_queue, 6,i:   6,721,061 msg/sec
     xenium::michael_scott_queue, 7,s:   6,316,777 msg/sec
     xenium::michael_scott_queue, 7,i:   6,555,534 msg/sec
     xenium::michael_scott_queue, 8,s:   6,028,600 msg/sec
     xenium::michael_scott_queue, 8,i:   6,109,575 msg/sec
         xenium::ramalhete_queue, 1,s:  32,202,055 msg/sec
         xenium::ramalhete_queue, 1,i:  32,497,360 msg/sec
         xenium::ramalhete_queue, 2,s:  23,710,263 msg/sec
         xenium::ramalhete_queue, 2,i:  23,369,680 msg/sec
         xenium::ramalhete_queue, 3,s:  29,232,187 msg/sec
         xenium::ramalhete_queue, 3,i:  28,506,425 msg/sec
         xenium::ramalhete_queue, 4,s:  33,852,154 msg/sec
         xenium::ramalhete_queue, 4,i:  33,441,649 msg/sec
         xenium::ramalhete_queue, 5,s:  32,281,236 msg/sec
         xenium::ramalhete_queue, 5,i:  36,253,448 msg/sec
         xenium::ramalhete_queue, 6,s:  34,010,182 msg/sec
         xenium::ramalhete_queue, 6,i:  38,891,094 msg/sec
         xenium::ramalhete_queue, 7,s:  35,265,491 msg/sec
         xenium::ramalhete_queue, 7,i:  41,088,588 msg/sec
         xenium::ramalhete_queue, 8,s:  35,572,888 msg/sec
         xenium::ramalhete_queue, 8,i:  44,051,508 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,478,276 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,965,378 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,445,025 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,821,643 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,523,034 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,551,464 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,574,925 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,043,443 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,972,115 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,255,100 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,108,935 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,822,569 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,228,745 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,988,093 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,448,962 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,533,686 msg/sec
                     AtomicQueue, 1,s: 237,305,265 msg/sec
                     AtomicQueue, 1,i: 243,583,478 msg/sec
                     AtomicQueue, 2,s:  12,254,796 msg/sec
                     AtomicQueue, 2,i:  11,741,289 msg/sec
                     AtomicQueue, 3,s:  10,724,649 msg/sec
                     AtomicQueue, 3,i:   9,941,669 msg/sec
                     AtomicQueue, 4,s:   8,142,540 msg/sec
                     AtomicQueue, 4,i:   8,205,432 msg/sec
                     AtomicQueue, 5,s:   8,042,612 msg/sec
                     AtomicQueue, 5,i:   8,114,808 msg/sec
                     AtomicQueue, 6,s:   7,868,332 msg/sec
                     AtomicQueue, 6,i:   7,604,350 msg/sec
                     AtomicQueue, 7,s:   7,126,877 msg/sec
                     AtomicQueue, 7,i:   7,962,043 msg/sec
                     AtomicQueue, 8,s:   6,357,787 msg/sec
                     AtomicQueue, 8,i:   7,433,349 msg/sec
                    AtomicQueueB, 1,s:  44,147,626 msg/sec
                    AtomicQueueB, 1,i:  42,973,521 msg/sec
                    AtomicQueueB, 2,s:  11,947,804 msg/sec
                    AtomicQueueB, 2,i:  11,395,803 msg/sec
                    AtomicQueueB, 3,s:  11,046,111 msg/sec
                    AtomicQueueB, 3,i:  10,155,177 msg/sec
                    AtomicQueueB, 4,s:   8,027,405 msg/sec
                    AtomicQueueB, 4,i:   7,978,688 msg/sec
                    AtomicQueueB, 5,s:   7,459,159 msg/sec
                    AtomicQueueB, 5,i:   7,787,469 msg/sec
                    AtomicQueueB, 6,s:   7,406,511 msg/sec
                    AtomicQueueB, 6,i:   7,514,751 msg/sec
                    AtomicQueueB, 7,s:   6,879,245 msg/sec
                    AtomicQueueB, 7,i:   7,759,094 msg/sec
                    AtomicQueueB, 8,s:   6,264,409 msg/sec
                    AtomicQueueB, 8,i:   7,127,617 msg/sec
             OptimistAtomicQueue, 1,s: 820,921,850 msg/sec
             OptimistAtomicQueue, 1,i: 665,200,896 msg/sec
             OptimistAtomicQueue, 2,s:  32,637,993 msg/sec
             OptimistAtomicQueue, 2,i:  32,736,570 msg/sec
             OptimistAtomicQueue, 3,s:  36,626,544 msg/sec
             OptimistAtomicQueue, 3,i:  37,341,992 msg/sec
             OptimistAtomicQueue, 4,s:  39,297,966 msg/sec
             OptimistAtomicQueue, 4,i:  39,386,122 msg/sec
             OptimistAtomicQueue, 5,s:  42,246,179 msg/sec
             OptimistAtomicQueue, 5,i:  46,299,200 msg/sec
             OptimistAtomicQueue, 6,s:  42,141,640 msg/sec
             OptimistAtomicQueue, 6,i:  50,258,603 msg/sec
             OptimistAtomicQueue, 7,s:  44,296,391 msg/sec
             OptimistAtomicQueue, 7,i:  49,095,391 msg/sec
             OptimistAtomicQueue, 8,s:  46,345,528 msg/sec
             OptimistAtomicQueue, 8,i:  49,245,884 msg/sec
            OptimistAtomicQueueB, 1,s: 163,345,352 msg/sec
            OptimistAtomicQueueB, 1,i:  76,727,304 msg/sec
            OptimistAtomicQueueB, 2,s:  32,098,604 msg/sec
            OptimistAtomicQueueB, 2,i:  31,826,809 msg/sec
            OptimistAtomicQueueB, 3,s:  36,179,715 msg/sec
            OptimistAtomicQueueB, 3,i:  36,804,310 msg/sec
            OptimistAtomicQueueB, 4,s:  38,697,177 msg/sec
            OptimistAtomicQueueB, 4,i:  38,789,385 msg/sec
            OptimistAtomicQueueB, 5,s:  41,232,750 msg/sec
            OptimistAtomicQueueB, 5,i:  46,060,757 msg/sec
            OptimistAtomicQueueB, 6,s:  41,339,105 msg/sec
            OptimistAtomicQueueB, 6,i:  49,222,705 msg/sec
            OptimistAtomicQueueB, 7,s:  42,207,226 msg/sec
            OptimistAtomicQueueB, 7,i:  51,397,246 msg/sec
            OptimistAtomicQueueB, 8,s:  44,038,152 msg/sec
            OptimistAtomicQueueB, 8,i:  48,052,516 msg/sec
                    AtomicQueue2, 1,s:  23,152,657 msg/sec
                    AtomicQueue2, 1,i:  23,079,110 msg/sec
                    AtomicQueue2, 2,s:  11,741,636 msg/sec
                    AtomicQueue2, 2,i:  11,419,791 msg/sec
                    AtomicQueue2, 3,s:   9,781,516 msg/sec
                    AtomicQueue2, 3,i:   9,393,006 msg/sec
                    AtomicQueue2, 4,s:   8,049,035 msg/sec
                    AtomicQueue2, 4,i:   8,081,166 msg/sec
                    AtomicQueue2, 5,s:   7,933,625 msg/sec
                    AtomicQueue2, 5,i:   7,952,410 msg/sec
                    AtomicQueue2, 6,s:   7,847,296 msg/sec
                    AtomicQueue2, 6,i:   7,532,518 msg/sec
                    AtomicQueue2, 7,s:   7,166,167 msg/sec
                    AtomicQueue2, 7,i:   7,907,427 msg/sec
                    AtomicQueue2, 8,s:   6,401,292 msg/sec
                    AtomicQueue2, 8,i:   7,367,442 msg/sec
                   AtomicQueueB2, 1,s:  36,171,964 msg/sec
                   AtomicQueueB2, 1,i:  32,629,534 msg/sec
                   AtomicQueueB2, 2,s:  11,488,053 msg/sec
                   AtomicQueueB2, 2,i:  11,089,638 msg/sec
                   AtomicQueueB2, 3,s:   9,598,552 msg/sec
                   AtomicQueueB2, 3,i:   9,484,111 msg/sec
                   AtomicQueueB2, 4,s:   7,981,160 msg/sec
                   AtomicQueueB2, 4,i:   7,800,976 msg/sec
                   AtomicQueueB2, 5,s:   7,438,172 msg/sec
                   AtomicQueueB2, 5,i:   7,680,789 msg/sec
                   AtomicQueueB2, 6,s:   7,259,231 msg/sec
                   AtomicQueueB2, 6,i:   7,471,672 msg/sec
                   AtomicQueueB2, 7,s:   6,895,510 msg/sec
                   AtomicQueueB2, 7,i:   7,699,479 msg/sec
                   AtomicQueueB2, 8,s:   6,293,977 msg/sec
                   AtomicQueueB2, 8,i:   7,115,167 msg/sec
            OptimistAtomicQueue2, 1,s: 487,191,076 msg/sec
            OptimistAtomicQueue2, 1,i:  31,975,978 msg/sec
            OptimistAtomicQueue2, 2,s:  25,666,472 msg/sec
            OptimistAtomicQueue2, 2,i:  25,055,212 msg/sec
            OptimistAtomicQueue2, 3,s:  30,318,180 msg/sec
            OptimistAtomicQueue2, 3,i:  29,974,310 msg/sec
            OptimistAtomicQueue2, 4,s:  33,247,470 msg/sec
            OptimistAtomicQueue2, 4,i:  33,240,220 msg/sec
            OptimistAtomicQueue2, 5,s:  37,003,890 msg/sec
            OptimistAtomicQueue2, 5,i:  41,586,120 msg/sec
            OptimistAtomicQueue2, 6,s:  40,182,277 msg/sec
            OptimistAtomicQueue2, 6,i:  49,322,286 msg/sec
            OptimistAtomicQueue2, 7,s:  43,045,466 msg/sec
            OptimistAtomicQueue2, 7,i:  47,908,689 msg/sec
            OptimistAtomicQueue2, 8,s:  44,069,455 msg/sec
            OptimistAtomicQueue2, 8,i:  48,540,725 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,493,469 msg/sec
           OptimistAtomicQueueB2, 1,i:  62,438,716 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,921,938 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,218,329 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,444,730 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,650,319 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,185,428 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,950,136 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,638,972 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,206,393 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,440,555 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,557,967 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,314,096 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,328,437 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,385,991 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,672,611 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000135 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[93] 358m:37s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,601,956 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,526,049 msg/sec
          boost::lockfree::queue, 1,s:   6,846,409 msg/sec
          boost::lockfree::queue, 1,i:   6,955,822 msg/sec
          boost::lockfree::queue, 2,s:   7,701,298 msg/sec
          boost::lockfree::queue, 2,i:   7,530,429 msg/sec
          boost::lockfree::queue, 3,s:   7,310,091 msg/sec
          boost::lockfree::queue, 3,i:   7,549,024 msg/sec
          boost::lockfree::queue, 4,s:   6,426,774 msg/sec
          boost::lockfree::queue, 4,i:   6,972,883 msg/sec
          boost::lockfree::queue, 5,s:   6,465,311 msg/sec
          boost::lockfree::queue, 5,i:   6,527,483 msg/sec
          boost::lockfree::queue, 6,s:   5,948,925 msg/sec
          boost::lockfree::queue, 6,i:   6,116,416 msg/sec
          boost::lockfree::queue, 7,s:   5,978,125 msg/sec
          boost::lockfree::queue, 7,i:   6,047,960 msg/sec
          boost::lockfree::queue, 8,s:   5,485,607 msg/sec
          boost::lockfree::queue, 8,i:   5,578,086 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 122,611,399 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  54,944,342 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,623,891 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,509,106 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,322,082 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,329,953 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,965,681 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,899,723 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,954,323 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,968,064 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,312,901 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  47,121,047 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,421,313 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,641,954 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,108,287 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,581,229 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,299,263 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  33,813,765 msg/sec
                pthread_spinlock, 1,s:  28,796,623 msg/sec
                pthread_spinlock, 1,i:  25,446,362 msg/sec
                pthread_spinlock, 2,s:  15,594,283 msg/sec
                pthread_spinlock, 2,i:  16,939,926 msg/sec
                pthread_spinlock, 3,s:   8,344,315 msg/sec
                pthread_spinlock, 3,i:  11,981,579 msg/sec
                pthread_spinlock, 4,s:   6,494,125 msg/sec
                pthread_spinlock, 4,i:   9,160,155 msg/sec
                pthread_spinlock, 5,s:   8,699,040 msg/sec
                pthread_spinlock, 5,i:   9,528,012 msg/sec
                pthread_spinlock, 6,s:   8,350,670 msg/sec
                pthread_spinlock, 6,i:   8,402,964 msg/sec
                pthread_spinlock, 7,s:   7,524,476 msg/sec
                pthread_spinlock, 7,i:   7,917,293 msg/sec
                pthread_spinlock, 8,s:   6,669,352 msg/sec
                pthread_spinlock, 8,i:   7,532,543 msg/sec
                      std::mutex, 1,s:   7,313,779 msg/sec
                      std::mutex, 1,i:   7,494,205 msg/sec
                      std::mutex, 2,s:   5,997,462 msg/sec
                      std::mutex, 2,i:   6,110,146 msg/sec
                      std::mutex, 3,s:   6,137,911 msg/sec
                      std::mutex, 3,i:   6,076,848 msg/sec
                      std::mutex, 4,s:   6,161,902 msg/sec
                      std::mutex, 4,i:   6,225,764 msg/sec
                      std::mutex, 5,s:   5,972,663 msg/sec
                      std::mutex, 5,i:   6,048,251 msg/sec
                      std::mutex, 6,s:   5,843,585 msg/sec
                      std::mutex, 6,i:   5,893,839 msg/sec
                      std::mutex, 7,s:   5,736,949 msg/sec
                      std::mutex, 7,i:   5,786,577 msg/sec
                      std::mutex, 8,s:   5,648,978 msg/sec
                      std::mutex, 8,i:   5,694,983 msg/sec
                 tbb::spin_mutex, 1,s:  37,507,325 msg/sec
                 tbb::spin_mutex, 1,i:  32,973,949 msg/sec
                 tbb::spin_mutex, 2,s:  21,026,152 msg/sec
                 tbb::spin_mutex, 2,i:  18,494,757 msg/sec
                 tbb::spin_mutex, 3,s:   8,368,347 msg/sec
                 tbb::spin_mutex, 3,i:  10,235,481 msg/sec
                 tbb::spin_mutex, 4,s:   3,238,199 msg/sec
                 tbb::spin_mutex, 4,i:   6,353,905 msg/sec
                 tbb::spin_mutex, 5,s:   5,514,144 msg/sec
                 tbb::spin_mutex, 5,i:   5,855,572 msg/sec
                 tbb::spin_mutex, 6,s:   5,316,626 msg/sec
                 tbb::spin_mutex, 6,i:   4,433,864 msg/sec
                 tbb::spin_mutex, 7,s:   4,856,921 msg/sec
                 tbb::spin_mutex, 7,i:   4,314,040 msg/sec
                 tbb::spin_mutex, 8,s:   3,842,174 msg/sec
                 tbb::spin_mutex, 8,i:   4,198,563 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,220,052 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,982,196 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,159,577 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,528,473 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,591,140 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,690,147 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,573,399 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,530,620 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,872,871 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,673,709 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,933,233 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,715,619 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,884,798 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,834,477 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,769,698 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,466,799 msg/sec
     xenium::michael_scott_queue, 1,s:   9,315,713 msg/sec
     xenium::michael_scott_queue, 1,i:   9,202,222 msg/sec
     xenium::michael_scott_queue, 2,s:   8,573,648 msg/sec
     xenium::michael_scott_queue, 2,i:   8,499,659 msg/sec
     xenium::michael_scott_queue, 3,s:   7,231,673 msg/sec
     xenium::michael_scott_queue, 3,i:   7,596,623 msg/sec
     xenium::michael_scott_queue, 4,s:   6,236,497 msg/sec
     xenium::michael_scott_queue, 4,i:   6,412,561 msg/sec
     xenium::michael_scott_queue, 5,s:   6,313,736 msg/sec
     xenium::michael_scott_queue, 5,i:   6,612,046 msg/sec
     xenium::michael_scott_queue, 6,s:   6,505,856 msg/sec
     xenium::michael_scott_queue, 6,i:   7,039,711 msg/sec
     xenium::michael_scott_queue, 7,s:   6,298,290 msg/sec
     xenium::michael_scott_queue, 7,i:   6,506,935 msg/sec
     xenium::michael_scott_queue, 8,s:   6,023,694 msg/sec
     xenium::michael_scott_queue, 8,i:   6,170,248 msg/sec
         xenium::ramalhete_queue, 1,s:  31,196,797 msg/sec
         xenium::ramalhete_queue, 1,i:  31,353,922 msg/sec
         xenium::ramalhete_queue, 2,s:  23,505,959 msg/sec
         xenium::ramalhete_queue, 2,i:  23,975,009 msg/sec
         xenium::ramalhete_queue, 3,s:  29,219,264 msg/sec
         xenium::ramalhete_queue, 3,i:  28,404,869 msg/sec
         xenium::ramalhete_queue, 4,s:  33,769,621 msg/sec
         xenium::ramalhete_queue, 4,i:  33,519,609 msg/sec
         xenium::ramalhete_queue, 5,s:  32,121,194 msg/sec
         xenium::ramalhete_queue, 5,i:  38,373,352 msg/sec
         xenium::ramalhete_queue, 6,s:  34,241,339 msg/sec
         xenium::ramalhete_queue, 6,i:  39,743,395 msg/sec
         xenium::ramalhete_queue, 7,s:  35,046,752 msg/sec
         xenium::ramalhete_queue, 7,i:  40,831,220 msg/sec
         xenium::ramalhete_queue, 8,s:  35,513,320 msg/sec
         xenium::ramalhete_queue, 8,i:  43,909,189 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,221,067 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 119,965,735 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,022,097 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,366,842 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,716,256 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,081,308 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,600,714 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,130,868 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,971,868 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,367,158 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,059,541 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,556,239 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,184,087 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,321,394 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,383,734 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,216,166 msg/sec
                     AtomicQueue, 1,s:  58,785,619 msg/sec
                     AtomicQueue, 1,i:  56,772,033 msg/sec
                     AtomicQueue, 2,s:  12,216,562 msg/sec
                     AtomicQueue, 2,i:  11,732,978 msg/sec
                     AtomicQueue, 3,s:  10,779,329 msg/sec
                     AtomicQueue, 3,i:   9,876,453 msg/sec
                     AtomicQueue, 4,s:   8,165,786 msg/sec
                     AtomicQueue, 4,i:   8,201,583 msg/sec
                     AtomicQueue, 5,s:   8,060,191 msg/sec
                     AtomicQueue, 5,i:   8,157,729 msg/sec
                     AtomicQueue, 6,s:   7,743,198 msg/sec
                     AtomicQueue, 6,i:   7,644,369 msg/sec
                     AtomicQueue, 7,s:   7,074,571 msg/sec
                     AtomicQueue, 7,i:   7,982,828 msg/sec
                     AtomicQueue, 8,s:   6,335,581 msg/sec
                     AtomicQueue, 8,i:   7,322,896 msg/sec
                    AtomicQueueB, 1,s:  61,942,214 msg/sec
                    AtomicQueueB, 1,i:  42,996,380 msg/sec
                    AtomicQueueB, 2,s:  11,741,149 msg/sec
                    AtomicQueueB, 2,i:  11,461,888 msg/sec
                    AtomicQueueB, 3,s:  10,936,086 msg/sec
                    AtomicQueueB, 3,i:  10,088,774 msg/sec
                    AtomicQueueB, 4,s:   8,023,146 msg/sec
                    AtomicQueueB, 4,i:   7,885,460 msg/sec
                    AtomicQueueB, 5,s:   7,423,704 msg/sec
                    AtomicQueueB, 5,i:   7,839,586 msg/sec
                    AtomicQueueB, 6,s:   7,436,242 msg/sec
                    AtomicQueueB, 6,i:   7,563,953 msg/sec
                    AtomicQueueB, 7,s:   6,913,299 msg/sec
                    AtomicQueueB, 7,i:   7,750,219 msg/sec
                    AtomicQueueB, 8,s:   6,269,714 msg/sec
                    AtomicQueueB, 8,i:   7,133,581 msg/sec
             OptimistAtomicQueue, 1,s: 720,957,662 msg/sec
             OptimistAtomicQueue, 1,i: 517,698,962 msg/sec
             OptimistAtomicQueue, 2,s:  32,166,538 msg/sec
             OptimistAtomicQueue, 2,i:  32,185,124 msg/sec
             OptimistAtomicQueue, 3,s:  36,681,267 msg/sec
             OptimistAtomicQueue, 3,i:  37,349,276 msg/sec
             OptimistAtomicQueue, 4,s:  39,273,671 msg/sec
             OptimistAtomicQueue, 4,i:  39,354,079 msg/sec
             OptimistAtomicQueue, 5,s:  42,459,650 msg/sec
             OptimistAtomicQueue, 5,i:  46,337,068 msg/sec
             OptimistAtomicQueue, 6,s:  42,398,393 msg/sec
             OptimistAtomicQueue, 6,i:  49,839,835 msg/sec
             OptimistAtomicQueue, 7,s:  44,870,249 msg/sec
             OptimistAtomicQueue, 7,i:  53,005,289 msg/sec
             OptimistAtomicQueue, 8,s:  46,620,806 msg/sec
             OptimistAtomicQueue, 8,i:  48,899,698 msg/sec
            OptimistAtomicQueueB, 1,s: 108,740,093 msg/sec
            OptimistAtomicQueueB, 1,i:  78,088,652 msg/sec
            OptimistAtomicQueueB, 2,s:  32,209,621 msg/sec
            OptimistAtomicQueueB, 2,i:  32,215,690 msg/sec
            OptimistAtomicQueueB, 3,s:  36,290,514 msg/sec
            OptimistAtomicQueueB, 3,i:  36,720,754 msg/sec
            OptimistAtomicQueueB, 4,s:  38,698,235 msg/sec
            OptimistAtomicQueueB, 4,i:  38,605,713 msg/sec
            OptimistAtomicQueueB, 5,s:  40,919,374 msg/sec
            OptimistAtomicQueueB, 5,i:  45,303,469 msg/sec
            OptimistAtomicQueueB, 6,s:  41,484,110 msg/sec
            OptimistAtomicQueueB, 6,i:  49,039,064 msg/sec
            OptimistAtomicQueueB, 7,s:  42,780,809 msg/sec
            OptimistAtomicQueueB, 7,i:  51,473,409 msg/sec
            OptimistAtomicQueueB, 8,s:  44,324,955 msg/sec
            OptimistAtomicQueueB, 8,i:  47,544,153 msg/sec
                    AtomicQueue2, 1,s:  22,844,687 msg/sec
                    AtomicQueue2, 1,i:  23,003,243 msg/sec
                    AtomicQueue2, 2,s:  11,894,137 msg/sec
                    AtomicQueue2, 2,i:  11,397,727 msg/sec
                    AtomicQueue2, 3,s:   9,451,201 msg/sec
                    AtomicQueue2, 3,i:   9,351,728 msg/sec
                    AtomicQueue2, 4,s:   8,044,202 msg/sec
                    AtomicQueue2, 4,i:   8,066,231 msg/sec
                    AtomicQueue2, 5,s:   7,903,384 msg/sec
                    AtomicQueue2, 5,i:   8,054,854 msg/sec
                    AtomicQueue2, 6,s:   7,588,243 msg/sec
                    AtomicQueue2, 6,i:   7,524,384 msg/sec
                    AtomicQueue2, 7,s:   7,087,563 msg/sec
                    AtomicQueue2, 7,i:   7,938,722 msg/sec
                    AtomicQueue2, 8,s:   6,377,540 msg/sec
                    AtomicQueue2, 8,i:   7,331,818 msg/sec
                   AtomicQueueB2, 1,s:  36,181,283 msg/sec
                   AtomicQueueB2, 1,i:  32,629,379 msg/sec
                   AtomicQueueB2, 2,s:  11,445,874 msg/sec
                   AtomicQueueB2, 2,i:  11,142,089 msg/sec
                   AtomicQueueB2, 3,s:   9,634,617 msg/sec
                   AtomicQueueB2, 3,i:   9,432,106 msg/sec
                   AtomicQueueB2, 4,s:   7,875,088 msg/sec
                   AtomicQueueB2, 4,i:   7,883,166 msg/sec
                   AtomicQueueB2, 5,s:   7,504,203 msg/sec
                   AtomicQueueB2, 5,i:   7,765,744 msg/sec
                   AtomicQueueB2, 6,s:   7,279,322 msg/sec
                   AtomicQueueB2, 6,i:   7,446,155 msg/sec
                   AtomicQueueB2, 7,s:   6,898,960 msg/sec
                   AtomicQueueB2, 7,i:   7,692,907 msg/sec
                   AtomicQueueB2, 8,s:   6,313,057 msg/sec
                   AtomicQueueB2, 8,i:   7,010,484 msg/sec
            OptimistAtomicQueue2, 1,s:  31,841,866 msg/sec
            OptimistAtomicQueue2, 1,i:  29,344,484 msg/sec
            OptimistAtomicQueue2, 2,s:  29,039,064 msg/sec
            OptimistAtomicQueue2, 2,i:  24,609,395 msg/sec
            OptimistAtomicQueue2, 3,s:  30,320,935 msg/sec
            OptimistAtomicQueue2, 3,i:  29,946,309 msg/sec
            OptimistAtomicQueue2, 4,s:  33,333,363 msg/sec
            OptimistAtomicQueue2, 4,i:  33,188,109 msg/sec
            OptimistAtomicQueue2, 5,s:  37,307,727 msg/sec
            OptimistAtomicQueue2, 5,i:  40,227,405 msg/sec
            OptimistAtomicQueue2, 6,s:  40,114,930 msg/sec
            OptimistAtomicQueue2, 6,i:  49,080,636 msg/sec
            OptimistAtomicQueue2, 7,s:  43,210,085 msg/sec
            OptimistAtomicQueue2, 7,i:  48,106,807 msg/sec
            OptimistAtomicQueue2, 8,s:  43,804,431 msg/sec
            OptimistAtomicQueue2, 8,i:  48,668,008 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,412,616 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,868,257 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,871,735 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,177,718 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,712,400 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,184,544 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,015,856 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,083,929 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,661,316 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,386,351 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,391,160 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,475,505 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,813,913 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,265,414 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,143,363 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,930,450 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000121 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000286 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000407 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000144 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[94] 357m:18s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,803,707 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,153,198 msg/sec
          boost::lockfree::queue, 1,s:   6,870,179 msg/sec
          boost::lockfree::queue, 1,i:   6,872,812 msg/sec
          boost::lockfree::queue, 2,s:   7,502,246 msg/sec
          boost::lockfree::queue, 2,i:   7,502,951 msg/sec
          boost::lockfree::queue, 3,s:   7,313,819 msg/sec
          boost::lockfree::queue, 3,i:   7,552,018 msg/sec
          boost::lockfree::queue, 4,s:   6,417,202 msg/sec
          boost::lockfree::queue, 4,i:   6,714,089 msg/sec
          boost::lockfree::queue, 5,s:   6,466,947 msg/sec
          boost::lockfree::queue, 5,i:   6,501,032 msg/sec
          boost::lockfree::queue, 6,s:   6,055,457 msg/sec
          boost::lockfree::queue, 6,i:   6,116,583 msg/sec
          boost::lockfree::queue, 7,s:   6,019,328 msg/sec
          boost::lockfree::queue, 7,i:   5,903,069 msg/sec
          boost::lockfree::queue, 8,s:   5,438,044 msg/sec
          boost::lockfree::queue, 8,i:   5,640,366 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 229,373,593 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 103,511,289 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,256,637 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,617,661 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,695,696 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,553,273 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,096,535 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,616,871 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,669,032 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,465,018 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,381,302 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,696,437 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,329,641 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,742,191 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,965,062 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,072,601 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,325,473 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  33,131,647 msg/sec
                pthread_spinlock, 1,s:  29,326,171 msg/sec
                pthread_spinlock, 1,i:  25,306,772 msg/sec
                pthread_spinlock, 2,s:  16,044,350 msg/sec
                pthread_spinlock, 2,i:  16,995,229 msg/sec
                pthread_spinlock, 3,s:   8,386,283 msg/sec
                pthread_spinlock, 3,i:  12,052,093 msg/sec
                pthread_spinlock, 4,s:   6,496,876 msg/sec
                pthread_spinlock, 4,i:   8,718,550 msg/sec
                pthread_spinlock, 5,s:   8,679,368 msg/sec
                pthread_spinlock, 5,i:   9,198,625 msg/sec
                pthread_spinlock, 6,s:   8,326,781 msg/sec
                pthread_spinlock, 6,i:   8,459,289 msg/sec
                pthread_spinlock, 7,s:   7,591,314 msg/sec
                pthread_spinlock, 7,i:   7,613,354 msg/sec
                pthread_spinlock, 8,s:   6,760,045 msg/sec
                pthread_spinlock, 8,i:   6,972,167 msg/sec
                      std::mutex, 1,s:   6,139,447 msg/sec
                      std::mutex, 1,i:   7,169,036 msg/sec
                      std::mutex, 2,s:   5,512,884 msg/sec
                      std::mutex, 2,i:   6,067,333 msg/sec
                      std::mutex, 3,s:   6,094,678 msg/sec
                      std::mutex, 3,i:   5,531,869 msg/sec
                      std::mutex, 4,s:   5,678,742 msg/sec
                      std::mutex, 4,i:   5,677,818 msg/sec
                      std::mutex, 5,s:   6,015,948 msg/sec
                      std::mutex, 5,i:   6,146,003 msg/sec
                      std::mutex, 6,s:   5,867,855 msg/sec
                      std::mutex, 6,i:   5,885,432 msg/sec
                      std::mutex, 7,s:   5,737,007 msg/sec
                      std::mutex, 7,i:   5,815,127 msg/sec
                      std::mutex, 8,s:   5,667,425 msg/sec
                      std::mutex, 8,i:   5,702,642 msg/sec
                 tbb::spin_mutex, 1,s:  37,733,782 msg/sec
                 tbb::spin_mutex, 1,i:  37,562,878 msg/sec
                 tbb::spin_mutex, 2,s:  21,096,800 msg/sec
                 tbb::spin_mutex, 2,i:  18,382,544 msg/sec
                 tbb::spin_mutex, 3,s:   7,370,744 msg/sec
                 tbb::spin_mutex, 3,i:  10,282,981 msg/sec
                 tbb::spin_mutex, 4,s:   3,217,703 msg/sec
                 tbb::spin_mutex, 4,i:   6,370,021 msg/sec
                 tbb::spin_mutex, 5,s:   5,225,300 msg/sec
                 tbb::spin_mutex, 5,i:   5,403,040 msg/sec
                 tbb::spin_mutex, 6,s:   5,243,407 msg/sec
                 tbb::spin_mutex, 6,i:   4,391,150 msg/sec
                 tbb::spin_mutex, 7,s:   4,843,685 msg/sec
                 tbb::spin_mutex, 7,i:   4,331,875 msg/sec
                 tbb::spin_mutex, 8,s:   4,261,475 msg/sec
                 tbb::spin_mutex, 8,i:   4,081,157 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,073,612 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,975,166 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  15,166,768 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,223,917 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,279,758 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,816,199 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,396,854 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,285,420 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,661,955 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,893,060 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,092,596 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,890,579 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,057,768 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,000,682 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,970,979 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,089,660 msg/sec
     xenium::michael_scott_queue, 1,s:  10,155,674 msg/sec
     xenium::michael_scott_queue, 1,i:   9,988,875 msg/sec
     xenium::michael_scott_queue, 2,s:   8,474,695 msg/sec
     xenium::michael_scott_queue, 2,i:   8,485,907 msg/sec
     xenium::michael_scott_queue, 3,s:   7,143,287 msg/sec
     xenium::michael_scott_queue, 3,i:   7,580,994 msg/sec
     xenium::michael_scott_queue, 4,s:   6,328,746 msg/sec
     xenium::michael_scott_queue, 4,i:   6,341,084 msg/sec
     xenium::michael_scott_queue, 5,s:   6,289,164 msg/sec
     xenium::michael_scott_queue, 5,i:   6,704,765 msg/sec
     xenium::michael_scott_queue, 6,s:   6,445,687 msg/sec
     xenium::michael_scott_queue, 6,i:   6,759,570 msg/sec
     xenium::michael_scott_queue, 7,s:   6,309,036 msg/sec
     xenium::michael_scott_queue, 7,i:   6,525,122 msg/sec
     xenium::michael_scott_queue, 8,s:   6,036,564 msg/sec
     xenium::michael_scott_queue, 8,i:   6,151,025 msg/sec
         xenium::ramalhete_queue, 1,s:  32,792,747 msg/sec
         xenium::ramalhete_queue, 1,i:  32,166,369 msg/sec
         xenium::ramalhete_queue, 2,s:  23,565,679 msg/sec
         xenium::ramalhete_queue, 2,i:  23,271,049 msg/sec
         xenium::ramalhete_queue, 3,s:  29,143,282 msg/sec
         xenium::ramalhete_queue, 3,i:  28,473,700 msg/sec
         xenium::ramalhete_queue, 4,s:  33,760,911 msg/sec
         xenium::ramalhete_queue, 4,i:  33,480,058 msg/sec
         xenium::ramalhete_queue, 5,s:  32,527,063 msg/sec
         xenium::ramalhete_queue, 5,i:  35,985,600 msg/sec
         xenium::ramalhete_queue, 6,s:  33,914,643 msg/sec
         xenium::ramalhete_queue, 6,i:  39,889,851 msg/sec
         xenium::ramalhete_queue, 7,s:  34,873,443 msg/sec
         xenium::ramalhete_queue, 7,i:  40,740,288 msg/sec
         xenium::ramalhete_queue, 8,s:  35,464,003 msg/sec
         xenium::ramalhete_queue, 8,i:  43,360,200 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 103,094,523 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 103,560,682 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,387,400 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,307,570 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,685,981 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,843,199 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,561,032 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,222,670 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,107,800 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,475,459 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,146,343 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,233,079 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,180,154 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,281,805 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,396,397 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,371,596 msg/sec
                     AtomicQueue, 1,s:  60,526,413 msg/sec
                     AtomicQueue, 1,i:  56,840,844 msg/sec
                     AtomicQueue, 2,s:  12,355,641 msg/sec
                     AtomicQueue, 2,i:  11,745,399 msg/sec
                     AtomicQueue, 3,s:  10,770,703 msg/sec
                     AtomicQueue, 3,i:   9,971,930 msg/sec
                     AtomicQueue, 4,s:   8,166,947 msg/sec
                     AtomicQueue, 4,i:   8,202,544 msg/sec
                     AtomicQueue, 5,s:   8,033,252 msg/sec
                     AtomicQueue, 5,i:   8,137,491 msg/sec
                     AtomicQueue, 6,s:   7,701,151 msg/sec
                     AtomicQueue, 6,i:   7,617,713 msg/sec
                     AtomicQueue, 7,s:   7,134,044 msg/sec
                     AtomicQueue, 7,i:   7,965,499 msg/sec
                     AtomicQueue, 8,s:   6,331,969 msg/sec
                     AtomicQueue, 8,i:   7,439,796 msg/sec
                    AtomicQueueB, 1,s:  43,912,607 msg/sec
                    AtomicQueueB, 1,i:  45,277,450 msg/sec
                    AtomicQueueB, 2,s:  11,870,290 msg/sec
                    AtomicQueueB, 2,i:  11,516,257 msg/sec
                    AtomicQueueB, 3,s:  11,004,129 msg/sec
                    AtomicQueueB, 3,i:  10,076,850 msg/sec
                    AtomicQueueB, 4,s:   8,067,354 msg/sec
                    AtomicQueueB, 4,i:   8,098,869 msg/sec
                    AtomicQueueB, 5,s:   7,735,314 msg/sec
                    AtomicQueueB, 5,i:   7,829,651 msg/sec
                    AtomicQueueB, 6,s:   7,144,948 msg/sec
                    AtomicQueueB, 6,i:   7,602,641 msg/sec
                    AtomicQueueB, 7,s:   6,936,645 msg/sec
                    AtomicQueueB, 7,i:   7,699,245 msg/sec
                    AtomicQueueB, 8,s:   6,209,654 msg/sec
                    AtomicQueueB, 8,i:   7,181,231 msg/sec
             OptimistAtomicQueue, 1,s: 703,242,298 msg/sec
             OptimistAtomicQueue, 1,i: 528,578,383 msg/sec
             OptimistAtomicQueue, 2,s:  32,312,227 msg/sec
             OptimistAtomicQueue, 2,i:  32,196,192 msg/sec
             OptimistAtomicQueue, 3,s:  36,649,179 msg/sec
             OptimistAtomicQueue, 3,i:  37,315,644 msg/sec
             OptimistAtomicQueue, 4,s:  39,273,806 msg/sec
             OptimistAtomicQueue, 4,i:  39,395,263 msg/sec
             OptimistAtomicQueue, 5,s:  41,683,594 msg/sec
             OptimistAtomicQueue, 5,i:  46,311,659 msg/sec
             OptimistAtomicQueue, 6,s:  42,538,180 msg/sec
             OptimistAtomicQueue, 6,i:  50,446,443 msg/sec
             OptimistAtomicQueue, 7,s:  45,042,866 msg/sec
             OptimistAtomicQueue, 7,i:  51,969,285 msg/sec
             OptimistAtomicQueue, 8,s:  46,479,115 msg/sec
             OptimistAtomicQueue, 8,i:  49,298,904 msg/sec
            OptimistAtomicQueueB, 1,s: 187,098,877 msg/sec
            OptimistAtomicQueueB, 1,i:  77,363,692 msg/sec
            OptimistAtomicQueueB, 2,s:  32,224,691 msg/sec
            OptimistAtomicQueueB, 2,i:  32,030,599 msg/sec
            OptimistAtomicQueueB, 3,s:  36,327,494 msg/sec
            OptimistAtomicQueueB, 3,i:  36,947,668 msg/sec
            OptimistAtomicQueueB, 4,s:  38,696,572 msg/sec
            OptimistAtomicQueueB, 4,i:  38,619,739 msg/sec
            OptimistAtomicQueueB, 5,s:  41,263,664 msg/sec
            OptimistAtomicQueueB, 5,i:  45,316,208 msg/sec
            OptimistAtomicQueueB, 6,s:  41,158,920 msg/sec
            OptimistAtomicQueueB, 6,i:  49,269,652 msg/sec
            OptimistAtomicQueueB, 7,s:  41,929,031 msg/sec
            OptimistAtomicQueueB, 7,i:  48,384,530 msg/sec
            OptimistAtomicQueueB, 8,s:  44,620,383 msg/sec
            OptimistAtomicQueueB, 8,i:  48,444,709 msg/sec
                    AtomicQueue2, 1,s:  22,824,632 msg/sec
                    AtomicQueue2, 1,i:  22,857,340 msg/sec
                    AtomicQueue2, 2,s:  11,780,399 msg/sec
                    AtomicQueue2, 2,i:  11,391,708 msg/sec
                    AtomicQueue2, 3,s:   9,438,386 msg/sec
                    AtomicQueue2, 3,i:   9,481,014 msg/sec
                    AtomicQueue2, 4,s:   8,085,147 msg/sec
                    AtomicQueue2, 4,i:   8,061,761 msg/sec
                    AtomicQueue2, 5,s:   7,942,332 msg/sec
                    AtomicQueue2, 5,i:   8,029,223 msg/sec
                    AtomicQueue2, 6,s:   7,821,884 msg/sec
                    AtomicQueue2, 6,i:   7,538,195 msg/sec
                    AtomicQueue2, 7,s:   7,143,388 msg/sec
                    AtomicQueue2, 7,i:   7,892,954 msg/sec
                    AtomicQueue2, 8,s:   6,381,661 msg/sec
                    AtomicQueue2, 8,i:   7,348,477 msg/sec
                   AtomicQueueB2, 1,s:  36,166,479 msg/sec
                   AtomicQueueB2, 1,i:  32,645,665 msg/sec
                   AtomicQueueB2, 2,s:  11,489,103 msg/sec
                   AtomicQueueB2, 2,i:  11,125,790 msg/sec
                   AtomicQueueB2, 3,s:   9,697,231 msg/sec
                   AtomicQueueB2, 3,i:   9,522,452 msg/sec
                   AtomicQueueB2, 4,s:   7,941,539 msg/sec
                   AtomicQueueB2, 4,i:   7,922,825 msg/sec
                   AtomicQueueB2, 5,s:   7,480,955 msg/sec
                   AtomicQueueB2, 5,i:   7,754,023 msg/sec
                   AtomicQueueB2, 6,s:   7,103,125 msg/sec
                   AtomicQueueB2, 6,i:   7,444,985 msg/sec
                   AtomicQueueB2, 7,s:   6,887,893 msg/sec
                   AtomicQueueB2, 7,i:   7,725,518 msg/sec
                   AtomicQueueB2, 8,s:   6,335,695 msg/sec
                   AtomicQueueB2, 8,i:   6,983,909 msg/sec
            OptimistAtomicQueue2, 1,s: 486,951,999 msg/sec
            OptimistAtomicQueue2, 1,i: 211,217,664 msg/sec
            OptimistAtomicQueue2, 2,s:  22,692,123 msg/sec
            OptimistAtomicQueue2, 2,i:  24,362,468 msg/sec
            OptimistAtomicQueue2, 3,s:  30,327,649 msg/sec
            OptimistAtomicQueue2, 3,i:  30,009,940 msg/sec
            OptimistAtomicQueue2, 4,s:  33,339,917 msg/sec
            OptimistAtomicQueue2, 4,i:  33,036,526 msg/sec
            OptimistAtomicQueue2, 5,s:  37,274,763 msg/sec
            OptimistAtomicQueue2, 5,i:  40,349,174 msg/sec
            OptimistAtomicQueue2, 6,s:  40,409,962 msg/sec
            OptimistAtomicQueue2, 6,i:  49,241,877 msg/sec
            OptimistAtomicQueue2, 7,s:  42,807,752 msg/sec
            OptimistAtomicQueue2, 7,i:  51,666,712 msg/sec
            OptimistAtomicQueue2, 8,s:  43,851,611 msg/sec
            OptimistAtomicQueue2, 8,i:  48,610,706 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,343,696 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,940,109 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,243,059 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,730,208 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,730,543 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,236,117 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,212,032 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,062,978 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,746,655 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,402,213 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,303,020 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,589,208 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,414,265 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,302,828 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,595,412 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,069,261 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000131 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000251 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000173 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[95] 355m:59s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,211,319 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,730,101 msg/sec
          boost::lockfree::queue, 1,s:   6,914,820 msg/sec
          boost::lockfree::queue, 1,i:   6,921,469 msg/sec
          boost::lockfree::queue, 2,s:   7,623,060 msg/sec
          boost::lockfree::queue, 2,i:   7,457,634 msg/sec
          boost::lockfree::queue, 3,s:   7,479,639 msg/sec
          boost::lockfree::queue, 3,i:   7,573,598 msg/sec
          boost::lockfree::queue, 4,s:   6,423,722 msg/sec
          boost::lockfree::queue, 4,i:   6,826,853 msg/sec
          boost::lockfree::queue, 5,s:   6,431,851 msg/sec
          boost::lockfree::queue, 5,i:   6,426,558 msg/sec
          boost::lockfree::queue, 6,s:   6,004,656 msg/sec
          boost::lockfree::queue, 6,i:   6,125,233 msg/sec
          boost::lockfree::queue, 7,s:   6,027,406 msg/sec
          boost::lockfree::queue, 7,i:   6,025,147 msg/sec
          boost::lockfree::queue, 8,s:   5,443,648 msg/sec
          boost::lockfree::queue, 8,i:   5,569,406 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 378,998,122 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 423,513,647 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,263,019 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,967,519 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,012,349 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,943,796 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,577,219 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,283,426 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,320,024 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,194,388 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  30,505,557 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,506,989 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,282,528 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,159,095 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,156,698 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,784,461 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,288,802 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,428,124 msg/sec
                pthread_spinlock, 1,s:  29,172,923 msg/sec
                pthread_spinlock, 1,i:  25,281,255 msg/sec
                pthread_spinlock, 2,s:  15,062,558 msg/sec
                pthread_spinlock, 2,i:  16,500,117 msg/sec
                pthread_spinlock, 3,s:   8,270,092 msg/sec
                pthread_spinlock, 3,i:  11,878,539 msg/sec
                pthread_spinlock, 4,s:   6,531,904 msg/sec
                pthread_spinlock, 4,i:   9,328,890 msg/sec
                pthread_spinlock, 5,s:   8,573,409 msg/sec
                pthread_spinlock, 5,i:   9,232,771 msg/sec
                pthread_spinlock, 6,s:   8,166,395 msg/sec
                pthread_spinlock, 6,i:   8,423,589 msg/sec
                pthread_spinlock, 7,s:   7,880,786 msg/sec
                pthread_spinlock, 7,i:   7,384,730 msg/sec
                pthread_spinlock, 8,s:   6,724,093 msg/sec
                pthread_spinlock, 8,i:   7,207,992 msg/sec
                      std::mutex, 1,s:   7,005,544 msg/sec
                      std::mutex, 1,i:   7,506,177 msg/sec
                      std::mutex, 2,s:   5,080,990 msg/sec
                      std::mutex, 2,i:   5,967,821 msg/sec
                      std::mutex, 3,s:   6,078,617 msg/sec
                      std::mutex, 3,i:   6,164,103 msg/sec
                      std::mutex, 4,s:   6,160,532 msg/sec
                      std::mutex, 4,i:   6,177,509 msg/sec
                      std::mutex, 5,s:   6,043,433 msg/sec
                      std::mutex, 5,i:   6,237,343 msg/sec
                      std::mutex, 6,s:   5,903,852 msg/sec
                      std::mutex, 6,i:   5,936,032 msg/sec
                      std::mutex, 7,s:   5,784,648 msg/sec
                      std::mutex, 7,i:   5,808,342 msg/sec
                      std::mutex, 8,s:   5,715,256 msg/sec
                      std::mutex, 8,i:   5,647,028 msg/sec
                 tbb::spin_mutex, 1,s:  37,858,796 msg/sec
                 tbb::spin_mutex, 1,i:  32,825,608 msg/sec
                 tbb::spin_mutex, 2,s:  18,474,994 msg/sec
                 tbb::spin_mutex, 2,i:  19,657,495 msg/sec
                 tbb::spin_mutex, 3,s:   8,473,912 msg/sec
                 tbb::spin_mutex, 3,i:  10,914,667 msg/sec
                 tbb::spin_mutex, 4,s:   3,178,708 msg/sec
                 tbb::spin_mutex, 4,i:   6,284,991 msg/sec
                 tbb::spin_mutex, 5,s:   5,590,771 msg/sec
                 tbb::spin_mutex, 5,i:   5,734,136 msg/sec
                 tbb::spin_mutex, 6,s:   5,372,880 msg/sec
                 tbb::spin_mutex, 6,i:   4,307,885 msg/sec
                 tbb::spin_mutex, 7,s:   4,864,975 msg/sec
                 tbb::spin_mutex, 7,i:   4,298,366 msg/sec
                 tbb::spin_mutex, 8,s:   4,259,589 msg/sec
                 tbb::spin_mutex, 8,i:   4,077,131 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,344,882 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,315,809 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,131,839 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,105,479 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,604,102 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,728,151 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,959,693 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,358,866 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,610,405 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,613,905 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,779,923 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,742,551 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,897,110 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,053,492 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,887,708 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,462,578 msg/sec
     xenium::michael_scott_queue, 1,s:   9,489,346 msg/sec
     xenium::michael_scott_queue, 1,i:   8,417,342 msg/sec
     xenium::michael_scott_queue, 2,s:   8,427,214 msg/sec
     xenium::michael_scott_queue, 2,i:   8,263,102 msg/sec
     xenium::michael_scott_queue, 3,s:   7,159,538 msg/sec
     xenium::michael_scott_queue, 3,i:   7,474,109 msg/sec
     xenium::michael_scott_queue, 4,s:   6,214,181 msg/sec
     xenium::michael_scott_queue, 4,i:   6,398,453 msg/sec
     xenium::michael_scott_queue, 5,s:   6,250,725 msg/sec
     xenium::michael_scott_queue, 5,i:   6,557,826 msg/sec
     xenium::michael_scott_queue, 6,s:   6,469,803 msg/sec
     xenium::michael_scott_queue, 6,i:   6,695,772 msg/sec
     xenium::michael_scott_queue, 7,s:   6,370,590 msg/sec
     xenium::michael_scott_queue, 7,i:   6,498,012 msg/sec
     xenium::michael_scott_queue, 8,s:   5,986,947 msg/sec
     xenium::michael_scott_queue, 8,i:   6,091,236 msg/sec
         xenium::ramalhete_queue, 1,s:  31,431,172 msg/sec
         xenium::ramalhete_queue, 1,i:  31,822,779 msg/sec
         xenium::ramalhete_queue, 2,s:  24,549,893 msg/sec
         xenium::ramalhete_queue, 2,i:  23,377,845 msg/sec
         xenium::ramalhete_queue, 3,s:  29,275,289 msg/sec
         xenium::ramalhete_queue, 3,i:  28,451,272 msg/sec
         xenium::ramalhete_queue, 4,s:  33,855,598 msg/sec
         xenium::ramalhete_queue, 4,i:  33,451,502 msg/sec
         xenium::ramalhete_queue, 5,s:  32,119,431 msg/sec
         xenium::ramalhete_queue, 5,i:  36,140,500 msg/sec
         xenium::ramalhete_queue, 6,s:  33,945,275 msg/sec
         xenium::ramalhete_queue, 6,i:  38,841,513 msg/sec
         xenium::ramalhete_queue, 7,s:  35,019,768 msg/sec
         xenium::ramalhete_queue, 7,i:  41,501,057 msg/sec
         xenium::ramalhete_queue, 8,s:  35,476,148 msg/sec
         xenium::ramalhete_queue, 8,i:  44,403,418 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,575,223 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  75,250,625 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,936,850 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,925,247 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,658,038 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,809,201 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,587,873 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,263,424 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,371,662 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,382,871 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,806,290 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,490,020 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,237,340 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,088,841 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,377,781 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,187,699 msg/sec
                     AtomicQueue, 1,s:  61,061,458 msg/sec
                     AtomicQueue, 1,i:  55,728,468 msg/sec
                     AtomicQueue, 2,s:  12,281,151 msg/sec
                     AtomicQueue, 2,i:  11,744,308 msg/sec
                     AtomicQueue, 3,s:  10,743,819 msg/sec
                     AtomicQueue, 3,i:   9,891,107 msg/sec
                     AtomicQueue, 4,s:   8,262,334 msg/sec
                     AtomicQueue, 4,i:   8,206,498 msg/sec
                     AtomicQueue, 5,s:   7,992,142 msg/sec
                     AtomicQueue, 5,i:   8,073,305 msg/sec
                     AtomicQueue, 6,s:   7,773,365 msg/sec
                     AtomicQueue, 6,i:   7,606,513 msg/sec
                     AtomicQueue, 7,s:   7,064,604 msg/sec
                     AtomicQueue, 7,i:   7,975,505 msg/sec
                     AtomicQueue, 8,s:   6,348,814 msg/sec
                     AtomicQueue, 8,i:   7,356,116 msg/sec
                    AtomicQueueB, 1,s:  43,945,258 msg/sec
                    AtomicQueueB, 1,i:  43,007,165 msg/sec
                    AtomicQueueB, 2,s:  11,673,943 msg/sec
                    AtomicQueueB, 2,i:  11,469,646 msg/sec
                    AtomicQueueB, 3,s:  11,088,670 msg/sec
                    AtomicQueueB, 3,i:  10,287,541 msg/sec
                    AtomicQueueB, 4,s:   8,095,361 msg/sec
                    AtomicQueueB, 4,i:   8,037,597 msg/sec
                    AtomicQueueB, 5,s:   7,677,481 msg/sec
                    AtomicQueueB, 5,i:   7,723,431 msg/sec
                    AtomicQueueB, 6,s:   7,234,121 msg/sec
                    AtomicQueueB, 6,i:   7,480,222 msg/sec
                    AtomicQueueB, 7,s:   6,840,252 msg/sec
                    AtomicQueueB, 7,i:   7,776,467 msg/sec
                    AtomicQueueB, 8,s:   6,255,746 msg/sec
                    AtomicQueueB, 8,i:   7,102,754 msg/sec
             OptimistAtomicQueue, 1,s: 725,518,555 msg/sec
             OptimistAtomicQueue, 1,i: 759,720,240 msg/sec
             OptimistAtomicQueue, 2,s:  32,622,228 msg/sec
             OptimistAtomicQueue, 2,i:  32,688,302 msg/sec
             OptimistAtomicQueue, 3,s:  36,645,685 msg/sec
             OptimistAtomicQueue, 3,i:  37,387,365 msg/sec
             OptimistAtomicQueue, 4,s:  39,295,960 msg/sec
             OptimistAtomicQueue, 4,i:  39,398,058 msg/sec
             OptimistAtomicQueue, 5,s:  42,580,329 msg/sec
             OptimistAtomicQueue, 5,i:  46,493,290 msg/sec
             OptimistAtomicQueue, 6,s:  42,074,133 msg/sec
             OptimistAtomicQueue, 6,i:  50,447,318 msg/sec
             OptimistAtomicQueue, 7,s:  45,196,643 msg/sec
             OptimistAtomicQueue, 7,i:  53,070,575 msg/sec
             OptimistAtomicQueue, 8,s:  46,381,262 msg/sec
             OptimistAtomicQueue, 8,i:  48,991,419 msg/sec
            OptimistAtomicQueueB, 1,s:  78,117,232 msg/sec
            OptimistAtomicQueueB, 1,i:  83,435,829 msg/sec
            OptimistAtomicQueueB, 2,s:  32,181,494 msg/sec
            OptimistAtomicQueueB, 2,i:  32,336,077 msg/sec
            OptimistAtomicQueueB, 3,s:  36,277,919 msg/sec
            OptimistAtomicQueueB, 3,i:  36,951,721 msg/sec
            OptimistAtomicQueueB, 4,s:  38,695,967 msg/sec
            OptimistAtomicQueueB, 4,i:  38,438,764 msg/sec
            OptimistAtomicQueueB, 5,s:  40,460,657 msg/sec
            OptimistAtomicQueueB, 5,i:  45,283,653 msg/sec
            OptimistAtomicQueueB, 6,s:  41,377,230 msg/sec
            OptimistAtomicQueueB, 6,i:  48,632,232 msg/sec
            OptimistAtomicQueueB, 7,s:  41,794,246 msg/sec
            OptimistAtomicQueueB, 7,i:  47,712,685 msg/sec
            OptimistAtomicQueueB, 8,s:  44,483,339 msg/sec
            OptimistAtomicQueueB, 8,i:  48,822,733 msg/sec
                    AtomicQueue2, 1,s:  23,295,767 msg/sec
                    AtomicQueue2, 1,i:  23,276,047 msg/sec
                    AtomicQueue2, 2,s:  11,871,398 msg/sec
                    AtomicQueue2, 2,i:  11,572,278 msg/sec
                    AtomicQueue2, 3,s:   9,402,891 msg/sec
                    AtomicQueue2, 3,i:   9,528,720 msg/sec
                    AtomicQueue2, 4,s:   8,101,747 msg/sec
                    AtomicQueue2, 4,i:   8,062,887 msg/sec
                    AtomicQueue2, 5,s:   7,921,693 msg/sec
                    AtomicQueue2, 5,i:   8,024,396 msg/sec
                    AtomicQueue2, 6,s:   7,862,718 msg/sec
                    AtomicQueue2, 6,i:   7,519,530 msg/sec
                    AtomicQueue2, 7,s:   7,111,006 msg/sec
                    AtomicQueue2, 7,i:   7,884,290 msg/sec
                    AtomicQueue2, 8,s:   6,354,741 msg/sec
                    AtomicQueue2, 8,i:   7,227,200 msg/sec
                   AtomicQueueB2, 1,s:  36,064,659 msg/sec
                   AtomicQueueB2, 1,i:  32,649,559 msg/sec
                   AtomicQueueB2, 2,s:  11,465,523 msg/sec
                   AtomicQueueB2, 2,i:  11,082,515 msg/sec
                   AtomicQueueB2, 3,s:   9,614,113 msg/sec
                   AtomicQueueB2, 3,i:   9,483,507 msg/sec
                   AtomicQueueB2, 4,s:   7,891,769 msg/sec
                   AtomicQueueB2, 4,i:   7,815,628 msg/sec
                   AtomicQueueB2, 5,s:   7,535,547 msg/sec
                   AtomicQueueB2, 5,i:   7,761,763 msg/sec
                   AtomicQueueB2, 6,s:   7,254,400 msg/sec
                   AtomicQueueB2, 6,i:   7,428,711 msg/sec
                   AtomicQueueB2, 7,s:   6,897,900 msg/sec
                   AtomicQueueB2, 7,i:   7,706,334 msg/sec
                   AtomicQueueB2, 8,s:   6,334,954 msg/sec
                   AtomicQueueB2, 8,i:   7,076,512 msg/sec
            OptimistAtomicQueue2, 1,s: 460,974,052 msg/sec
            OptimistAtomicQueue2, 1,i: 434,420,622 msg/sec
            OptimistAtomicQueue2, 2,s:  24,816,886 msg/sec
            OptimistAtomicQueue2, 2,i:  25,387,532 msg/sec
            OptimistAtomicQueue2, 3,s:  30,337,701 msg/sec
            OptimistAtomicQueue2, 3,i:  30,045,325 msg/sec
            OptimistAtomicQueue2, 4,s:  33,158,989 msg/sec
            OptimistAtomicQueue2, 4,i:  33,516,749 msg/sec
            OptimistAtomicQueue2, 5,s:  37,196,912 msg/sec
            OptimistAtomicQueue2, 5,i:  40,100,985 msg/sec
            OptimistAtomicQueue2, 6,s:  40,550,399 msg/sec
            OptimistAtomicQueue2, 6,i:  49,279,804 msg/sec
            OptimistAtomicQueue2, 7,s:  42,647,431 msg/sec
            OptimistAtomicQueue2, 7,i:  47,965,482 msg/sec
            OptimistAtomicQueue2, 8,s:  43,982,942 msg/sec
            OptimistAtomicQueue2, 8,i:  48,494,607 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,594,779 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,878,431 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,911,467 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,164,587 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,702,183 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,440,663 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,183,387 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,843,561 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,521,840 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,374,883 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,298,784 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,301,099 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,191,120 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,170,582 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,517,888 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,734,056 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000240 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[96] 354m:40s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,985,216 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,647,558 msg/sec
          boost::lockfree::queue, 1,s:   8,159,551 msg/sec
          boost::lockfree::queue, 1,i:   7,903,903 msg/sec
          boost::lockfree::queue, 2,s:   7,691,266 msg/sec
          boost::lockfree::queue, 2,i:   7,598,047 msg/sec
          boost::lockfree::queue, 3,s:   7,354,996 msg/sec
          boost::lockfree::queue, 3,i:   7,576,941 msg/sec
          boost::lockfree::queue, 4,s:   6,424,072 msg/sec
          boost::lockfree::queue, 4,i:   6,847,980 msg/sec
          boost::lockfree::queue, 5,s:   6,401,547 msg/sec
          boost::lockfree::queue, 5,i:   6,449,411 msg/sec
          boost::lockfree::queue, 6,s:   6,031,812 msg/sec
          boost::lockfree::queue, 6,i:   6,114,685 msg/sec
          boost::lockfree::queue, 7,s:   5,983,015 msg/sec
          boost::lockfree::queue, 7,i:   5,948,452 msg/sec
          boost::lockfree::queue, 8,s:   5,423,551 msg/sec
          boost::lockfree::queue, 8,i:   5,599,421 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 499,011,022 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 489,279,638 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,455,249 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,625,830 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,207,438 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,560,454 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,334,416 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,616,364 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  42,064,278 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,977,465 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,362,744 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,821,698 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,750,595 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,945,485 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,123,545 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,660,243 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,324,477 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,132,801 msg/sec
                pthread_spinlock, 1,s:  29,059,308 msg/sec
                pthread_spinlock, 1,i:  25,315,090 msg/sec
                pthread_spinlock, 2,s:  15,589,833 msg/sec
                pthread_spinlock, 2,i:  16,807,795 msg/sec
                pthread_spinlock, 3,s:   8,380,088 msg/sec
                pthread_spinlock, 3,i:  12,075,846 msg/sec
                pthread_spinlock, 4,s:   6,478,275 msg/sec
                pthread_spinlock, 4,i:   8,895,695 msg/sec
                pthread_spinlock, 5,s:   8,790,898 msg/sec
                pthread_spinlock, 5,i:   9,086,598 msg/sec
                pthread_spinlock, 6,s:   8,357,215 msg/sec
                pthread_spinlock, 6,i:   8,933,603 msg/sec
                pthread_spinlock, 7,s:   7,511,990 msg/sec
                pthread_spinlock, 7,i:   7,541,014 msg/sec
                pthread_spinlock, 8,s:   6,688,917 msg/sec
                pthread_spinlock, 8,i:   6,929,987 msg/sec
                      std::mutex, 1,s:   5,918,191 msg/sec
                      std::mutex, 1,i:   6,792,780 msg/sec
                      std::mutex, 2,s:   5,365,812 msg/sec
                      std::mutex, 2,i:   6,087,294 msg/sec
                      std::mutex, 3,s:   6,154,282 msg/sec
                      std::mutex, 3,i:   6,266,697 msg/sec
                      std::mutex, 4,s:   6,281,334 msg/sec
                      std::mutex, 4,i:   6,325,787 msg/sec
                      std::mutex, 5,s:   6,191,867 msg/sec
                      std::mutex, 5,i:   6,036,447 msg/sec
                      std::mutex, 6,s:   6,033,091 msg/sec
                      std::mutex, 6,i:   6,067,890 msg/sec
                      std::mutex, 7,s:   5,834,236 msg/sec
                      std::mutex, 7,i:   5,859,355 msg/sec
                      std::mutex, 8,s:   5,690,147 msg/sec
                      std::mutex, 8,i:   5,717,354 msg/sec
                 tbb::spin_mutex, 1,s:  37,728,635 msg/sec
                 tbb::spin_mutex, 1,i:  32,953,024 msg/sec
                 tbb::spin_mutex, 2,s:  21,080,948 msg/sec
                 tbb::spin_mutex, 2,i:  18,347,063 msg/sec
                 tbb::spin_mutex, 3,s:   7,400,738 msg/sec
                 tbb::spin_mutex, 3,i:  11,022,512 msg/sec
                 tbb::spin_mutex, 4,s:   3,086,322 msg/sec
                 tbb::spin_mutex, 4,i:   6,315,714 msg/sec
                 tbb::spin_mutex, 5,s:   5,423,656 msg/sec
                 tbb::spin_mutex, 5,i:   5,837,083 msg/sec
                 tbb::spin_mutex, 6,s:   5,243,136 msg/sec
                 tbb::spin_mutex, 6,i:   4,370,022 msg/sec
                 tbb::spin_mutex, 7,s:   4,906,395 msg/sec
                 tbb::spin_mutex, 7,i:   4,346,542 msg/sec
                 tbb::spin_mutex, 8,s:   3,823,178 msg/sec
                 tbb::spin_mutex, 8,i:   4,164,518 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,735,086 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,565,543 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,233,736 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,382,995 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,487,557 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,585,120 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,590,175 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,648,459 msg/sec
   tbb::concurrent_bounded_queue, 5,s:  10,001,140 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,638,260 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,916,747 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,664,103 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,877,728 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,831,533 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,762,603 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,455,320 msg/sec
     xenium::michael_scott_queue, 1,s:   9,309,614 msg/sec
     xenium::michael_scott_queue, 1,i:   9,248,801 msg/sec
     xenium::michael_scott_queue, 2,s:   8,609,810 msg/sec
     xenium::michael_scott_queue, 2,i:   8,651,565 msg/sec
     xenium::michael_scott_queue, 3,s:   7,296,498 msg/sec
     xenium::michael_scott_queue, 3,i:   7,610,960 msg/sec
     xenium::michael_scott_queue, 4,s:   6,295,887 msg/sec
     xenium::michael_scott_queue, 4,i:   6,353,175 msg/sec
     xenium::michael_scott_queue, 5,s:   6,297,885 msg/sec
     xenium::michael_scott_queue, 5,i:   6,675,252 msg/sec
     xenium::michael_scott_queue, 6,s:   6,482,083 msg/sec
     xenium::michael_scott_queue, 6,i:   6,689,018 msg/sec
     xenium::michael_scott_queue, 7,s:   6,269,114 msg/sec
     xenium::michael_scott_queue, 7,i:   6,587,568 msg/sec
     xenium::michael_scott_queue, 8,s:   5,985,327 msg/sec
     xenium::michael_scott_queue, 8,i:   6,292,343 msg/sec
         xenium::ramalhete_queue, 1,s:  31,935,502 msg/sec
         xenium::ramalhete_queue, 1,i:  31,603,741 msg/sec
         xenium::ramalhete_queue, 2,s:  23,652,438 msg/sec
         xenium::ramalhete_queue, 2,i:  23,368,925 msg/sec
         xenium::ramalhete_queue, 3,s:  29,268,729 msg/sec
         xenium::ramalhete_queue, 3,i:  28,503,614 msg/sec
         xenium::ramalhete_queue, 4,s:  33,776,769 msg/sec
         xenium::ramalhete_queue, 4,i:  33,444,552 msg/sec
         xenium::ramalhete_queue, 5,s:  32,218,887 msg/sec
         xenium::ramalhete_queue, 5,i:  38,353,360 msg/sec
         xenium::ramalhete_queue, 6,s:  34,013,045 msg/sec
         xenium::ramalhete_queue, 6,i:  38,921,930 msg/sec
         xenium::ramalhete_queue, 7,s:  35,234,679 msg/sec
         xenium::ramalhete_queue, 7,i:  41,065,271 msg/sec
         xenium::ramalhete_queue, 8,s:  35,525,513 msg/sec
         xenium::ramalhete_queue, 8,i:  43,968,248 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,432,332 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,924,199 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,054,779 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,830,261 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,686,952 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,056,593 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,611,551 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,109,494 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,926,924 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,267,935 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,837,265 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,197,196 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,257,238 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,897,098 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,381,999 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,222,345 msg/sec
                     AtomicQueue, 1,s:  60,515,353 msg/sec
                     AtomicQueue, 1,i:  56,282,598 msg/sec
                     AtomicQueue, 2,s:  12,158,042 msg/sec
                     AtomicQueue, 2,i:  11,727,888 msg/sec
                     AtomicQueue, 3,s:  10,681,335 msg/sec
                     AtomicQueue, 3,i:   9,896,436 msg/sec
                     AtomicQueue, 4,s:   8,148,499 msg/sec
                     AtomicQueue, 4,i:   8,194,434 msg/sec
                     AtomicQueue, 5,s:   8,035,093 msg/sec
                     AtomicQueue, 5,i:   8,125,155 msg/sec
                     AtomicQueue, 6,s:   7,784,862 msg/sec
                     AtomicQueue, 6,i:   7,600,518 msg/sec
                     AtomicQueue, 7,s:   7,089,906 msg/sec
                     AtomicQueue, 7,i:   7,982,134 msg/sec
                     AtomicQueue, 8,s:   6,334,693 msg/sec
                     AtomicQueue, 8,i:   7,344,908 msg/sec
                    AtomicQueueB, 1,s:  65,490,773 msg/sec
                    AtomicQueueB, 1,i:  43,068,106 msg/sec
                    AtomicQueueB, 2,s:  11,739,931 msg/sec
                    AtomicQueueB, 2,i:  11,428,446 msg/sec
                    AtomicQueueB, 3,s:  11,044,576 msg/sec
                    AtomicQueueB, 3,i:  10,080,529 msg/sec
                    AtomicQueueB, 4,s:   8,089,007 msg/sec
                    AtomicQueueB, 4,i:   8,063,088 msg/sec
                    AtomicQueueB, 5,s:   7,544,892 msg/sec
                    AtomicQueueB, 5,i:   7,744,638 msg/sec
                    AtomicQueueB, 6,s:   7,250,847 msg/sec
                    AtomicQueueB, 6,i:   7,531,530 msg/sec
                    AtomicQueueB, 7,s:   6,914,574 msg/sec
                    AtomicQueueB, 7,i:   7,744,502 msg/sec
                    AtomicQueueB, 8,s:   6,197,898 msg/sec
                    AtomicQueueB, 8,i:   7,167,563 msg/sec
             OptimistAtomicQueue, 1,s: 818,621,175 msg/sec
             OptimistAtomicQueue, 1,i: 632,936,128 msg/sec
             OptimistAtomicQueue, 2,s:  32,153,185 msg/sec
             OptimistAtomicQueue, 2,i:  31,963,896 msg/sec
             OptimistAtomicQueue, 3,s:  36,579,434 msg/sec
             OptimistAtomicQueue, 3,i:  37,358,273 msg/sec
             OptimistAtomicQueue, 4,s:  39,258,008 msg/sec
             OptimistAtomicQueue, 4,i:  39,317,362 msg/sec
             OptimistAtomicQueue, 5,s:  42,483,352 msg/sec
             OptimistAtomicQueue, 5,i:  46,281,984 msg/sec
             OptimistAtomicQueue, 6,s:  42,255,702 msg/sec
             OptimistAtomicQueue, 6,i:  50,215,363 msg/sec
             OptimistAtomicQueue, 7,s:  45,145,869 msg/sec
             OptimistAtomicQueue, 7,i:  49,235,332 msg/sec
             OptimistAtomicQueue, 8,s:  46,607,939 msg/sec
             OptimistAtomicQueue, 8,i:  49,004,426 msg/sec
            OptimistAtomicQueueB, 1,s: 163,731,238 msg/sec
            OptimistAtomicQueueB, 1,i: 199,044,615 msg/sec
            OptimistAtomicQueueB, 2,s:  32,180,391 msg/sec
            OptimistAtomicQueueB, 2,i:  32,247,699 msg/sec
            OptimistAtomicQueueB, 3,s:  36,227,692 msg/sec
            OptimistAtomicQueueB, 3,i:  36,967,005 msg/sec
            OptimistAtomicQueueB, 4,s:  38,709,914 msg/sec
            OptimistAtomicQueueB, 4,i:  38,653,457 msg/sec
            OptimistAtomicQueueB, 5,s:  40,984,802 msg/sec
            OptimistAtomicQueueB, 5,i:  45,322,576 msg/sec
            OptimistAtomicQueueB, 6,s:  41,259,582 msg/sec
            OptimistAtomicQueueB, 6,i:  48,981,067 msg/sec
            OptimistAtomicQueueB, 7,s:  41,794,741 msg/sec
            OptimistAtomicQueueB, 7,i:  51,430,899 msg/sec
            OptimistAtomicQueueB, 8,s:  44,642,437 msg/sec
            OptimistAtomicQueueB, 8,i:  48,038,788 msg/sec
                    AtomicQueue2, 1,s:  22,843,625 msg/sec
                    AtomicQueue2, 1,i:  22,900,840 msg/sec
                    AtomicQueue2, 2,s:  11,796,951 msg/sec
                    AtomicQueue2, 2,i:  11,525,020 msg/sec
                    AtomicQueue2, 3,s:   9,419,912 msg/sec
                    AtomicQueue2, 3,i:   9,356,293 msg/sec
                    AtomicQueue2, 4,s:   8,070,770 msg/sec
                    AtomicQueue2, 4,i:   8,095,732 msg/sec
                    AtomicQueue2, 5,s:   7,952,401 msg/sec
                    AtomicQueue2, 5,i:   8,051,473 msg/sec
                    AtomicQueue2, 6,s:   7,809,222 msg/sec
                    AtomicQueue2, 6,i:   7,524,994 msg/sec
                    AtomicQueue2, 7,s:   7,134,793 msg/sec
                    AtomicQueue2, 7,i:   7,878,588 msg/sec
                    AtomicQueue2, 8,s:   6,398,788 msg/sec
                    AtomicQueue2, 8,i:   7,266,616 msg/sec
                   AtomicQueueB2, 1,s:  36,174,538 msg/sec
                   AtomicQueueB2, 1,i:  32,617,106 msg/sec
                   AtomicQueueB2, 2,s:  11,500,787 msg/sec
                   AtomicQueueB2, 2,i:  11,118,301 msg/sec
                   AtomicQueueB2, 3,s:   9,675,214 msg/sec
                   AtomicQueueB2, 3,i:   9,606,175 msg/sec
                   AtomicQueueB2, 4,s:   7,958,754 msg/sec
                   AtomicQueueB2, 4,i:   7,887,516 msg/sec
                   AtomicQueueB2, 5,s:   7,579,614 msg/sec
                   AtomicQueueB2, 5,i:   7,664,105 msg/sec
                   AtomicQueueB2, 6,s:   7,287,112 msg/sec
                   AtomicQueueB2, 6,i:   7,408,203 msg/sec
                   AtomicQueueB2, 7,s:   6,894,985 msg/sec
                   AtomicQueueB2, 7,i:   7,716,281 msg/sec
                   AtomicQueueB2, 8,s:   6,352,844 msg/sec
                   AtomicQueueB2, 8,i:   7,077,080 msg/sec
            OptimistAtomicQueue2, 1,s: 464,304,232 msg/sec
            OptimistAtomicQueue2, 1,i:  29,515,098 msg/sec
            OptimistAtomicQueue2, 2,s:  24,293,062 msg/sec
            OptimistAtomicQueue2, 2,i:  24,017,606 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,099 msg/sec
            OptimistAtomicQueue2, 3,i:  29,954,987 msg/sec
            OptimistAtomicQueue2, 4,s:  33,172,468 msg/sec
            OptimistAtomicQueue2, 4,i:  33,187,495 msg/sec
            OptimistAtomicQueue2, 5,s:  37,000,305 msg/sec
            OptimistAtomicQueue2, 5,i:  40,399,256 msg/sec
            OptimistAtomicQueue2, 6,s:  39,954,184 msg/sec
            OptimistAtomicQueue2, 6,i:  49,353,207 msg/sec
            OptimistAtomicQueue2, 7,s:  42,679,844 msg/sec
            OptimistAtomicQueue2, 7,i:  48,190,893 msg/sec
            OptimistAtomicQueue2, 8,s:  43,889,640 msg/sec
            OptimistAtomicQueue2, 8,i:  48,591,870 msg/sec
           OptimistAtomicQueueB2, 1,s:  71,124,545 msg/sec
           OptimistAtomicQueueB2, 1,i:  73,927,549 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,970,504 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,232,387 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,856,774 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,061,662 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,198,594 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,924,547 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,663,526 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,172,072 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,635,516 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,374,159 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,057,031 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,392,318 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,294,302 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,707,532 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000131 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000295 sec/round-trip
                      std::mutex: 0.000000453 sec/round-trip
                 tbb::spin_mutex: 0.000000258 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000275 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[97] 353m:21s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  75,356,361 msg/sec
     boost::lockfree::spsc_queue, 1,i:  73,849,414 msg/sec
          boost::lockfree::queue, 1,s:   6,958,338 msg/sec
          boost::lockfree::queue, 1,i:   6,943,535 msg/sec
          boost::lockfree::queue, 2,s:   7,458,712 msg/sec
          boost::lockfree::queue, 2,i:   7,643,494 msg/sec
          boost::lockfree::queue, 3,s:   7,339,226 msg/sec
          boost::lockfree::queue, 3,i:   7,550,473 msg/sec
          boost::lockfree::queue, 4,s:   6,421,457 msg/sec
          boost::lockfree::queue, 4,i:   6,777,699 msg/sec
          boost::lockfree::queue, 5,s:   6,399,724 msg/sec
          boost::lockfree::queue, 5,i:   6,470,215 msg/sec
          boost::lockfree::queue, 6,s:   5,985,491 msg/sec
          boost::lockfree::queue, 6,i:   6,136,100 msg/sec
          boost::lockfree::queue, 7,s:   5,957,156 msg/sec
          boost::lockfree::queue, 7,i:   5,960,525 msg/sec
          boost::lockfree::queue, 8,s:   5,412,559 msg/sec
          boost::lockfree::queue, 8,i:   5,733,867 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  70,229,533 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  61,660,711 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  28,834,281 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,756,366 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,185,304 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,875,563 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,612,954 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,823,084 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,268,948 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,277,619 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,321,493 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,629,211 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,389,045 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,010,058 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,164,884 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,125,890 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,350,183 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,707,999 msg/sec
                pthread_spinlock, 1,s:  29,122,575 msg/sec
                pthread_spinlock, 1,i:  25,423,844 msg/sec
                pthread_spinlock, 2,s:  15,598,027 msg/sec
                pthread_spinlock, 2,i:  17,095,492 msg/sec
                pthread_spinlock, 3,s:   8,370,649 msg/sec
                pthread_spinlock, 3,i:  12,083,660 msg/sec
                pthread_spinlock, 4,s:   6,527,364 msg/sec
                pthread_spinlock, 4,i:   9,132,390 msg/sec
                pthread_spinlock, 5,s:   8,652,711 msg/sec
                pthread_spinlock, 5,i:   9,487,612 msg/sec
                pthread_spinlock, 6,s:   8,601,233 msg/sec
                pthread_spinlock, 6,i:   8,509,772 msg/sec
                pthread_spinlock, 7,s:   7,583,401 msg/sec
                pthread_spinlock, 7,i:   7,505,156 msg/sec
                pthread_spinlock, 8,s:   6,663,866 msg/sec
                pthread_spinlock, 8,i:   6,951,833 msg/sec
                      std::mutex, 1,s:   6,905,785 msg/sec
                      std::mutex, 1,i:   7,615,551 msg/sec
                      std::mutex, 2,s:   5,908,216 msg/sec
                      std::mutex, 2,i:   6,137,573 msg/sec
                      std::mutex, 3,s:   6,152,270 msg/sec
                      std::mutex, 3,i:   6,150,006 msg/sec
                      std::mutex, 4,s:   6,211,696 msg/sec
                      std::mutex, 4,i:   6,182,807 msg/sec
                      std::mutex, 5,s:   6,056,881 msg/sec
                      std::mutex, 5,i:   6,209,460 msg/sec
                      std::mutex, 6,s:   5,882,532 msg/sec
                      std::mutex, 6,i:   5,958,144 msg/sec
                      std::mutex, 7,s:   5,795,996 msg/sec
                      std::mutex, 7,i:   5,828,551 msg/sec
                      std::mutex, 8,s:   5,662,605 msg/sec
                      std::mutex, 8,i:   5,709,372 msg/sec
                 tbb::spin_mutex, 1,s:  37,608,983 msg/sec
                 tbb::spin_mutex, 1,i:  33,213,003 msg/sec
                 tbb::spin_mutex, 2,s:  21,246,909 msg/sec
                 tbb::spin_mutex, 2,i:  18,419,935 msg/sec
                 tbb::spin_mutex, 3,s:   7,419,120 msg/sec
                 tbb::spin_mutex, 3,i:  10,249,492 msg/sec
                 tbb::spin_mutex, 4,s:   3,169,277 msg/sec
                 tbb::spin_mutex, 4,i:   6,317,468 msg/sec
                 tbb::spin_mutex, 5,s:   5,543,470 msg/sec
                 tbb::spin_mutex, 5,i:   5,823,634 msg/sec
                 tbb::spin_mutex, 6,s:   5,337,113 msg/sec
                 tbb::spin_mutex, 6,i:   4,446,861 msg/sec
                 tbb::spin_mutex, 7,s:   4,848,823 msg/sec
                 tbb::spin_mutex, 7,i:   4,357,343 msg/sec
                 tbb::spin_mutex, 8,s:   4,254,731 msg/sec
                 tbb::spin_mutex, 8,i:   4,072,712 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,487,484 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,984,489 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,053,938 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,640,503 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,221,038 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,306,655 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,380,462 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,305,238 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,748,111 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,718,072 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,779,382 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,973,343 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,906,462 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,972,310 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,904,977 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,108,124 msg/sec
     xenium::michael_scott_queue, 1,s:   9,324,034 msg/sec
     xenium::michael_scott_queue, 1,i:   9,289,611 msg/sec
     xenium::michael_scott_queue, 2,s:   8,571,601 msg/sec
     xenium::michael_scott_queue, 2,i:   8,523,834 msg/sec
     xenium::michael_scott_queue, 3,s:   7,164,587 msg/sec
     xenium::michael_scott_queue, 3,i:   7,585,946 msg/sec
     xenium::michael_scott_queue, 4,s:   6,368,058 msg/sec
     xenium::michael_scott_queue, 4,i:   6,374,251 msg/sec
     xenium::michael_scott_queue, 5,s:   6,312,132 msg/sec
     xenium::michael_scott_queue, 5,i:   6,668,268 msg/sec
     xenium::michael_scott_queue, 6,s:   6,456,128 msg/sec
     xenium::michael_scott_queue, 6,i:   6,731,551 msg/sec
     xenium::michael_scott_queue, 7,s:   6,330,920 msg/sec
     xenium::michael_scott_queue, 7,i:   6,477,315 msg/sec
     xenium::michael_scott_queue, 8,s:   5,964,323 msg/sec
     xenium::michael_scott_queue, 8,i:   6,100,685 msg/sec
         xenium::ramalhete_queue, 1,s:  32,382,807 msg/sec
         xenium::ramalhete_queue, 1,i:  32,349,851 msg/sec
         xenium::ramalhete_queue, 2,s:  23,543,549 msg/sec
         xenium::ramalhete_queue, 2,i:  23,414,592 msg/sec
         xenium::ramalhete_queue, 3,s:  29,258,306 msg/sec
         xenium::ramalhete_queue, 3,i:  28,436,445 msg/sec
         xenium::ramalhete_queue, 4,s:  33,907,644 msg/sec
         xenium::ramalhete_queue, 4,i:  33,362,114 msg/sec
         xenium::ramalhete_queue, 5,s:  31,999,899 msg/sec
         xenium::ramalhete_queue, 5,i:  36,128,611 msg/sec
         xenium::ramalhete_queue, 6,s:  34,027,523 msg/sec
         xenium::ramalhete_queue, 6,i:  40,162,256 msg/sec
         xenium::ramalhete_queue, 7,s:  35,047,249 msg/sec
         xenium::ramalhete_queue, 7,i:  41,552,419 msg/sec
         xenium::ramalhete_queue, 8,s:  35,472,989 msg/sec
         xenium::ramalhete_queue, 8,i:  43,984,159 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,691,922 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,767,642 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,309,857 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,161,666 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,664,001 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,976,753 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,603,775 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,247,230 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,775,424 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,301,219 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,967,169 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,390,076 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,190,373 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,043,122 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,369,477 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,504,139 msg/sec
                     AtomicQueue, 1,s:  98,965,694 msg/sec
                     AtomicQueue, 1,i: 244,356,614 msg/sec
                     AtomicQueue, 2,s:  12,299,536 msg/sec
                     AtomicQueue, 2,i:  11,762,653 msg/sec
                     AtomicQueue, 3,s:  10,823,172 msg/sec
                     AtomicQueue, 3,i:   9,948,645 msg/sec
                     AtomicQueue, 4,s:   8,150,995 msg/sec
                     AtomicQueue, 4,i:   8,184,613 msg/sec
                     AtomicQueue, 5,s:   8,022,966 msg/sec
                     AtomicQueue, 5,i:   8,110,611 msg/sec
                     AtomicQueue, 6,s:   7,788,705 msg/sec
                     AtomicQueue, 6,i:   7,607,728 msg/sec
                     AtomicQueue, 7,s:   7,182,764 msg/sec
                     AtomicQueue, 7,i:   8,000,584 msg/sec
                     AtomicQueue, 8,s:   6,355,819 msg/sec
                     AtomicQueue, 8,i:   7,322,422 msg/sec
                    AtomicQueueB, 1,s:  44,269,554 msg/sec
                    AtomicQueueB, 1,i:  42,972,436 msg/sec
                    AtomicQueueB, 2,s:  12,001,892 msg/sec
                    AtomicQueueB, 2,i:  11,505,369 msg/sec
                    AtomicQueueB, 3,s:  11,003,157 msg/sec
                    AtomicQueueB, 3,i:  10,078,950 msg/sec
                    AtomicQueueB, 4,s:   8,058,089 msg/sec
                    AtomicQueueB, 4,i:   8,103,847 msg/sec
                    AtomicQueueB, 5,s:   7,545,811 msg/sec
                    AtomicQueueB, 5,i:   7,727,570 msg/sec
                    AtomicQueueB, 6,s:   7,266,546 msg/sec
                    AtomicQueueB, 6,i:   7,607,633 msg/sec
                    AtomicQueueB, 7,s:   6,928,294 msg/sec
                    AtomicQueueB, 7,i:   7,769,751 msg/sec
                    AtomicQueueB, 8,s:   6,210,085 msg/sec
                    AtomicQueueB, 8,i:   7,160,924 msg/sec
             OptimistAtomicQueue, 1,s: 777,928,912 msg/sec
             OptimistAtomicQueue, 1,i: 529,993,736 msg/sec
             OptimistAtomicQueue, 2,s:  32,631,760 msg/sec
             OptimistAtomicQueue, 2,i:  32,699,581 msg/sec
             OptimistAtomicQueue, 3,s:  36,680,645 msg/sec
             OptimistAtomicQueue, 3,i:  37,425,554 msg/sec
             OptimistAtomicQueue, 4,s:  39,279,057 msg/sec
             OptimistAtomicQueue, 4,i:  39,418,159 msg/sec
             OptimistAtomicQueue, 5,s:  42,605,944 msg/sec
             OptimistAtomicQueue, 5,i:  46,271,913 msg/sec
             OptimistAtomicQueue, 6,s:  42,542,602 msg/sec
             OptimistAtomicQueue, 6,i:  50,472,700 msg/sec
             OptimistAtomicQueue, 7,s:  44,175,244 msg/sec
             OptimistAtomicQueue, 7,i:  49,488,345 msg/sec
             OptimistAtomicQueue, 8,s:  46,346,566 msg/sec
             OptimistAtomicQueue, 8,i:  49,276,628 msg/sec
            OptimistAtomicQueueB, 1,s: 114,435,955 msg/sec
            OptimistAtomicQueueB, 1,i: 188,672,526 msg/sec
            OptimistAtomicQueueB, 2,s:  32,190,784 msg/sec
            OptimistAtomicQueueB, 2,i:  32,118,350 msg/sec
            OptimistAtomicQueueB, 3,s:  36,155,178 msg/sec
            OptimistAtomicQueueB, 3,i:  36,721,970 msg/sec
            OptimistAtomicQueueB, 4,s:  38,673,745 msg/sec
            OptimistAtomicQueueB, 4,i:  38,674,741 msg/sec
            OptimistAtomicQueueB, 5,s:  40,611,867 msg/sec
            OptimistAtomicQueueB, 5,i:  46,035,872 msg/sec
            OptimistAtomicQueueB, 6,s:  40,635,029 msg/sec
            OptimistAtomicQueueB, 6,i:  48,671,305 msg/sec
            OptimistAtomicQueueB, 7,s:  42,632,637 msg/sec
            OptimistAtomicQueueB, 7,i:  47,730,717 msg/sec
            OptimistAtomicQueueB, 8,s:  44,438,538 msg/sec
            OptimistAtomicQueueB, 8,i:  48,096,411 msg/sec
                    AtomicQueue2, 1,s:  22,845,785 msg/sec
                    AtomicQueue2, 1,i:  22,868,136 msg/sec
                    AtomicQueue2, 2,s:  11,908,858 msg/sec
                    AtomicQueue2, 2,i:  11,517,408 msg/sec
                    AtomicQueue2, 3,s:   9,339,657 msg/sec
                    AtomicQueue2, 3,i:   9,528,675 msg/sec
                    AtomicQueue2, 4,s:   8,051,836 msg/sec
                    AtomicQueue2, 4,i:   8,055,416 msg/sec
                    AtomicQueue2, 5,s:   7,840,314 msg/sec
                    AtomicQueue2, 5,i:   8,031,028 msg/sec
                    AtomicQueue2, 6,s:   7,880,722 msg/sec
                    AtomicQueue2, 6,i:   7,546,223 msg/sec
                    AtomicQueue2, 7,s:   7,113,036 msg/sec
                    AtomicQueue2, 7,i:   7,886,743 msg/sec
                    AtomicQueue2, 8,s:   6,379,826 msg/sec
                    AtomicQueue2, 8,i:   7,291,371 msg/sec
                   AtomicQueueB2, 1,s:  36,228,097 msg/sec
                   AtomicQueueB2, 1,i:  32,608,380 msg/sec
                   AtomicQueueB2, 2,s:  11,464,467 msg/sec
                   AtomicQueueB2, 2,i:  11,082,927 msg/sec
                   AtomicQueueB2, 3,s:   9,622,573 msg/sec
                   AtomicQueueB2, 3,i:   9,538,632 msg/sec
                   AtomicQueueB2, 4,s:   7,903,715 msg/sec
                   AtomicQueueB2, 4,i:   7,873,842 msg/sec
                   AtomicQueueB2, 5,s:   7,382,439 msg/sec
                   AtomicQueueB2, 5,i:   7,730,696 msg/sec
                   AtomicQueueB2, 6,s:   7,249,771 msg/sec
                   AtomicQueueB2, 6,i:   7,398,978 msg/sec
                   AtomicQueueB2, 7,s:   6,781,097 msg/sec
                   AtomicQueueB2, 7,i:   7,706,873 msg/sec
                   AtomicQueueB2, 8,s:   6,339,018 msg/sec
                   AtomicQueueB2, 8,i:   6,964,061 msg/sec
            OptimistAtomicQueue2, 1,s: 471,392,375 msg/sec
            OptimistAtomicQueue2, 1,i:  32,620,821 msg/sec
            OptimistAtomicQueue2, 2,s:  24,902,176 msg/sec
            OptimistAtomicQueue2, 2,i:  24,017,403 msg/sec
            OptimistAtomicQueue2, 3,s:  30,318,010 msg/sec
            OptimistAtomicQueue2, 3,i:  29,939,685 msg/sec
            OptimistAtomicQueue2, 4,s:  33,189,559 msg/sec
            OptimistAtomicQueue2, 4,i:  33,454,353 msg/sec
            OptimistAtomicQueue2, 5,s:  37,576,243 msg/sec
            OptimistAtomicQueue2, 5,i:  40,096,870 msg/sec
            OptimistAtomicQueue2, 6,s:  40,006,822 msg/sec
            OptimistAtomicQueue2, 6,i:  49,028,894 msg/sec
            OptimistAtomicQueue2, 7,s:  42,709,884 msg/sec
            OptimistAtomicQueue2, 7,i:  51,648,012 msg/sec
            OptimistAtomicQueue2, 8,s:  44,524,079 msg/sec
            OptimistAtomicQueue2, 8,i:  48,693,910 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,499,469 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,876,002 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,240,547 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,197,236 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,645,847 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,855,304 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,038,609 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,108,450 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,575,733 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,303,622 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,914,952 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,454,194 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,897,919 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,264,636 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,009,328 msg/sec
           OptimistAtomicQueueB2, 8,i:  44,830,760 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000314 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000184 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[98] 352m:2s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,261,152 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,008,587 msg/sec
          boost::lockfree::queue, 1,s:   6,778,070 msg/sec
          boost::lockfree::queue, 1,i:   6,846,888 msg/sec
          boost::lockfree::queue, 2,s:   7,533,766 msg/sec
          boost::lockfree::queue, 2,i:   7,508,956 msg/sec
          boost::lockfree::queue, 3,s:   7,367,165 msg/sec
          boost::lockfree::queue, 3,i:   7,541,639 msg/sec
          boost::lockfree::queue, 4,s:   6,422,056 msg/sec
          boost::lockfree::queue, 4,i:   6,805,656 msg/sec
          boost::lockfree::queue, 5,s:   6,489,412 msg/sec
          boost::lockfree::queue, 5,i:   6,472,938 msg/sec
          boost::lockfree::queue, 6,s:   5,966,059 msg/sec
          boost::lockfree::queue, 6,i:   6,160,513 msg/sec
          boost::lockfree::queue, 7,s:   5,905,043 msg/sec
          boost::lockfree::queue, 7,i:   5,936,447 msg/sec
          boost::lockfree::queue, 8,s:   5,451,438 msg/sec
          boost::lockfree::queue, 8,i:   5,560,266 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 400,932,689 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  71,900,925 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,050,802 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,658,875 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,257,500 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,178,400 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,968,692 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  41,025,894 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,562,241 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,675,725 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,109,896 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,693,389 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,408,992 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,882,814 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,142,321 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,362,665 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,181,057 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,670,063 msg/sec
                pthread_spinlock, 1,s:  28,771,900 msg/sec
                pthread_spinlock, 1,i:  25,288,895 msg/sec
                pthread_spinlock, 2,s:  15,644,214 msg/sec
                pthread_spinlock, 2,i:  16,962,618 msg/sec
                pthread_spinlock, 3,s:   8,397,743 msg/sec
                pthread_spinlock, 3,i:  12,010,296 msg/sec
                pthread_spinlock, 4,s:   6,481,989 msg/sec
                pthread_spinlock, 4,i:   9,025,660 msg/sec
                pthread_spinlock, 5,s:   8,803,598 msg/sec
                pthread_spinlock, 5,i:   9,059,371 msg/sec
                pthread_spinlock, 6,s:   8,275,815 msg/sec
                pthread_spinlock, 6,i:   8,558,147 msg/sec
                pthread_spinlock, 7,s:   7,580,175 msg/sec
                pthread_spinlock, 7,i:   7,602,082 msg/sec
                pthread_spinlock, 8,s:   6,666,645 msg/sec
                pthread_spinlock, 8,i:   7,379,000 msg/sec
                      std::mutex, 1,s:   6,260,997 msg/sec
                      std::mutex, 1,i:   6,663,520 msg/sec
                      std::mutex, 2,s:   5,719,417 msg/sec
                      std::mutex, 2,i:   6,011,763 msg/sec
                      std::mutex, 3,s:   5,957,986 msg/sec
                      std::mutex, 3,i:   6,046,471 msg/sec
                      std::mutex, 4,s:   5,999,986 msg/sec
                      std::mutex, 4,i:   6,142,751 msg/sec
                      std::mutex, 5,s:   5,942,667 msg/sec
                      std::mutex, 5,i:   5,873,182 msg/sec
                      std::mutex, 6,s:   5,738,580 msg/sec
                      std::mutex, 6,i:   5,797,545 msg/sec
                      std::mutex, 7,s:   5,731,979 msg/sec
                      std::mutex, 7,i:   5,777,498 msg/sec
                      std::mutex, 8,s:   5,631,039 msg/sec
                      std::mutex, 8,i:   5,676,732 msg/sec
                 tbb::spin_mutex, 1,s:  38,078,248 msg/sec
                 tbb::spin_mutex, 1,i:  37,380,561 msg/sec
                 tbb::spin_mutex, 2,s:  21,178,804 msg/sec
                 tbb::spin_mutex, 2,i:  18,393,397 msg/sec
                 tbb::spin_mutex, 3,s:   7,515,178 msg/sec
                 tbb::spin_mutex, 3,i:  10,056,135 msg/sec
                 tbb::spin_mutex, 4,s:   3,024,847 msg/sec
                 tbb::spin_mutex, 4,i:   6,314,450 msg/sec
                 tbb::spin_mutex, 5,s:   5,491,651 msg/sec
                 tbb::spin_mutex, 5,i:   5,453,984 msg/sec
                 tbb::spin_mutex, 6,s:   5,206,388 msg/sec
                 tbb::spin_mutex, 6,i:   4,357,444 msg/sec
                 tbb::spin_mutex, 7,s:   4,853,171 msg/sec
                 tbb::spin_mutex, 7,i:   4,301,469 msg/sec
                 tbb::spin_mutex, 8,s:   3,794,079 msg/sec
                 tbb::spin_mutex, 8,i:   4,071,913 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,091,319 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,169,420 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,107,367 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,333,951 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,614,273 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,486,807 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,537,121 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,619,930 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,928,979 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,643,894 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,933,647 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,720,843 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,910,236 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,792,600 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,793,752 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,457,229 msg/sec
     xenium::michael_scott_queue, 1,s:   9,185,246 msg/sec
     xenium::michael_scott_queue, 1,i:   9,074,589 msg/sec
     xenium::michael_scott_queue, 2,s:   8,533,271 msg/sec
     xenium::michael_scott_queue, 2,i:   8,432,611 msg/sec
     xenium::michael_scott_queue, 3,s:   7,218,697 msg/sec
     xenium::michael_scott_queue, 3,i:   7,582,543 msg/sec
     xenium::michael_scott_queue, 4,s:   6,358,015 msg/sec
     xenium::michael_scott_queue, 4,i:   6,339,508 msg/sec
     xenium::michael_scott_queue, 5,s:   6,313,601 msg/sec
     xenium::michael_scott_queue, 5,i:   6,663,094 msg/sec
     xenium::michael_scott_queue, 6,s:   6,473,955 msg/sec
     xenium::michael_scott_queue, 6,i:   6,713,502 msg/sec
     xenium::michael_scott_queue, 7,s:   6,291,354 msg/sec
     xenium::michael_scott_queue, 7,i:   6,574,759 msg/sec
     xenium::michael_scott_queue, 8,s:   6,053,023 msg/sec
     xenium::michael_scott_queue, 8,i:   6,087,381 msg/sec
         xenium::ramalhete_queue, 1,s:  32,748,076 msg/sec
         xenium::ramalhete_queue, 1,i:  31,605,565 msg/sec
         xenium::ramalhete_queue, 2,s:  23,543,609 msg/sec
         xenium::ramalhete_queue, 2,i:  23,378,738 msg/sec
         xenium::ramalhete_queue, 3,s:  29,161,539 msg/sec
         xenium::ramalhete_queue, 3,i:  28,530,010 msg/sec
         xenium::ramalhete_queue, 4,s:  33,709,727 msg/sec
         xenium::ramalhete_queue, 4,i:  33,533,172 msg/sec
         xenium::ramalhete_queue, 5,s:  32,952,712 msg/sec
         xenium::ramalhete_queue, 5,i:  36,516,276 msg/sec
         xenium::ramalhete_queue, 6,s:  34,128,733 msg/sec
         xenium::ramalhete_queue, 6,i:  38,724,644 msg/sec
         xenium::ramalhete_queue, 7,s:  35,156,766 msg/sec
         xenium::ramalhete_queue, 7,i:  40,633,377 msg/sec
         xenium::ramalhete_queue, 8,s:  35,590,626 msg/sec
         xenium::ramalhete_queue, 8,i:  43,794,064 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,420,935 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,754,630 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,978,146 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,016,782 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,638,751 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,985,387 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,472,095 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,281,802 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,854,239 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,218,529 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,926,071 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,505,088 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,185,857 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,203,519 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,865 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,330,749 msg/sec
                     AtomicQueue, 1,s:  60,008,551 msg/sec
                     AtomicQueue, 1,i:  57,069,416 msg/sec
                     AtomicQueue, 2,s:  12,369,974 msg/sec
                     AtomicQueue, 2,i:  11,720,944 msg/sec
                     AtomicQueue, 3,s:  10,831,447 msg/sec
                     AtomicQueue, 3,i:   9,891,191 msg/sec
                     AtomicQueue, 4,s:   8,232,403 msg/sec
                     AtomicQueue, 4,i:   8,225,389 msg/sec
                     AtomicQueue, 5,s:   8,030,835 msg/sec
                     AtomicQueue, 5,i:   7,975,194 msg/sec
                     AtomicQueue, 6,s:   7,981,901 msg/sec
                     AtomicQueue, 6,i:   7,617,475 msg/sec
                     AtomicQueue, 7,s:   7,137,886 msg/sec
                     AtomicQueue, 7,i:   7,972,989 msg/sec
                     AtomicQueue, 8,s:   6,335,023 msg/sec
                     AtomicQueue, 8,i:   7,462,487 msg/sec
                    AtomicQueueB, 1,s:  95,005,090 msg/sec
                    AtomicQueueB, 1,i:  42,961,990 msg/sec
                    AtomicQueueB, 2,s:  11,853,590 msg/sec
                    AtomicQueueB, 2,i:  11,494,828 msg/sec
                    AtomicQueueB, 3,s:  10,918,988 msg/sec
                    AtomicQueueB, 3,i:  10,236,906 msg/sec
                    AtomicQueueB, 4,s:   8,061,900 msg/sec
                    AtomicQueueB, 4,i:   8,059,086 msg/sec
                    AtomicQueueB, 5,s:   7,709,773 msg/sec
                    AtomicQueueB, 5,i:   7,762,198 msg/sec
                    AtomicQueueB, 6,s:   7,251,493 msg/sec
                    AtomicQueueB, 6,i:   7,518,485 msg/sec
                    AtomicQueueB, 7,s:   6,871,801 msg/sec
                    AtomicQueueB, 7,i:   7,739,908 msg/sec
                    AtomicQueueB, 8,s:   6,198,141 msg/sec
                    AtomicQueueB, 8,i:   7,179,426 msg/sec
             OptimistAtomicQueue, 1,s: 628,682,606 msg/sec
             OptimistAtomicQueue, 1,i: 500,819,089 msg/sec
             OptimistAtomicQueue, 2,s:  32,019,174 msg/sec
             OptimistAtomicQueue, 2,i:  32,181,926 msg/sec
             OptimistAtomicQueue, 3,s:  36,607,522 msg/sec
             OptimistAtomicQueue, 3,i:  37,310,629 msg/sec
             OptimistAtomicQueue, 4,s:  39,270,179 msg/sec
             OptimistAtomicQueue, 4,i:  39,399,002 msg/sec
             OptimistAtomicQueue, 5,s:  41,788,400 msg/sec
             OptimistAtomicQueue, 5,i:  47,396,228 msg/sec
             OptimistAtomicQueue, 6,s:  42,758,876 msg/sec
             OptimistAtomicQueue, 6,i:  49,754,641 msg/sec
             OptimistAtomicQueue, 7,s:  43,982,259 msg/sec
             OptimistAtomicQueue, 7,i:  52,929,972 msg/sec
             OptimistAtomicQueue, 8,s:  46,429,196 msg/sec
             OptimistAtomicQueue, 8,i:  48,216,620 msg/sec
            OptimistAtomicQueueB, 1,s: 169,152,167 msg/sec
            OptimistAtomicQueueB, 1,i:  76,350,632 msg/sec
            OptimistAtomicQueueB, 2,s:  32,213,401 msg/sec
            OptimistAtomicQueueB, 2,i:  32,215,411 msg/sec
            OptimistAtomicQueueB, 3,s:  36,178,397 msg/sec
            OptimistAtomicQueueB, 3,i:  36,935,594 msg/sec
            OptimistAtomicQueueB, 4,s:  38,727,714 msg/sec
            OptimistAtomicQueueB, 4,i:  38,664,648 msg/sec
            OptimistAtomicQueueB, 5,s:  40,828,446 msg/sec
            OptimistAtomicQueueB, 5,i:  45,225,844 msg/sec
            OptimistAtomicQueueB, 6,s:  40,489,135 msg/sec
            OptimistAtomicQueueB, 6,i:  49,116,302 msg/sec
            OptimistAtomicQueueB, 7,s:  42,196,322 msg/sec
            OptimistAtomicQueueB, 7,i:  51,436,369 msg/sec
            OptimistAtomicQueueB, 8,s:  44,349,539 msg/sec
            OptimistAtomicQueueB, 8,i:  49,009,393 msg/sec
                    AtomicQueue2, 1,s:  22,925,470 msg/sec
                    AtomicQueue2, 1,i:  22,940,085 msg/sec
                    AtomicQueue2, 2,s:  11,806,795 msg/sec
                    AtomicQueue2, 2,i:  11,460,185 msg/sec
                    AtomicQueue2, 3,s:   9,369,315 msg/sec
                    AtomicQueue2, 3,i:   9,368,997 msg/sec
                    AtomicQueue2, 4,s:   8,088,757 msg/sec
                    AtomicQueue2, 4,i:   8,041,099 msg/sec
                    AtomicQueue2, 5,s:   7,878,914 msg/sec
                    AtomicQueue2, 5,i:   8,038,705 msg/sec
                    AtomicQueue2, 6,s:   7,867,522 msg/sec
                    AtomicQueue2, 6,i:   7,519,556 msg/sec
                    AtomicQueue2, 7,s:   7,098,306 msg/sec
                    AtomicQueue2, 7,i:   7,897,313 msg/sec
                    AtomicQueue2, 8,s:   6,395,805 msg/sec
                    AtomicQueue2, 8,i:   7,357,668 msg/sec
                   AtomicQueueB2, 1,s:  36,088,422 msg/sec
                   AtomicQueueB2, 1,i:  32,607,932 msg/sec
                   AtomicQueueB2, 2,s:  11,437,551 msg/sec
                   AtomicQueueB2, 2,i:  11,065,849 msg/sec
                   AtomicQueueB2, 3,s:   9,700,085 msg/sec
                   AtomicQueueB2, 3,i:   9,625,239 msg/sec
                   AtomicQueueB2, 4,s:   8,004,535 msg/sec
                   AtomicQueueB2, 4,i:   7,752,272 msg/sec
                   AtomicQueueB2, 5,s:   7,457,862 msg/sec
                   AtomicQueueB2, 5,i:   7,716,241 msg/sec
                   AtomicQueueB2, 6,s:   7,268,135 msg/sec
                   AtomicQueueB2, 6,i:   7,438,937 msg/sec
                   AtomicQueueB2, 7,s:   6,935,995 msg/sec
                   AtomicQueueB2, 7,i:   7,712,933 msg/sec
                   AtomicQueueB2, 8,s:   6,234,759 msg/sec
                   AtomicQueueB2, 8,i:   7,111,256 msg/sec
            OptimistAtomicQueue2, 1,s: 256,202,650 msg/sec
            OptimistAtomicQueue2, 1,i: 155,293,597 msg/sec
            OptimistAtomicQueue2, 2,s:  24,250,746 msg/sec
            OptimistAtomicQueue2, 2,i:  24,020,557 msg/sec
            OptimistAtomicQueue2, 3,s:  30,316,988 msg/sec
            OptimistAtomicQueue2, 3,i:  30,590,421 msg/sec
            OptimistAtomicQueue2, 4,s:  33,211,708 msg/sec
            OptimistAtomicQueue2, 4,i:  33,164,198 msg/sec
            OptimistAtomicQueue2, 5,s:  36,985,419 msg/sec
            OptimistAtomicQueue2, 5,i:  40,486,847 msg/sec
            OptimistAtomicQueue2, 6,s:  40,431,394 msg/sec
            OptimistAtomicQueue2, 6,i:  49,153,276 msg/sec
            OptimistAtomicQueue2, 7,s:  43,300,787 msg/sec
            OptimistAtomicQueue2, 7,i:  51,679,205 msg/sec
            OptimistAtomicQueue2, 8,s:  43,963,236 msg/sec
            OptimistAtomicQueue2, 8,i:  49,569,556 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,229,437 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,877,998 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,872,980 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,749,560 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,702,520 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,938,325 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,258,776 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,930,577 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,677,343 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,387,564 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,453,620 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,312,711 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,179,293 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,528,072 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,135,944 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,583,654 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000119 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000453 sec/round-trip
                 tbb::spin_mutex: 0.000000268 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000169 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[99] 350m:43s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,558,525 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,208,069 msg/sec
          boost::lockfree::queue, 1,s:   7,929,671 msg/sec
          boost::lockfree::queue, 1,i:   7,487,029 msg/sec
          boost::lockfree::queue, 2,s:   7,632,008 msg/sec
          boost::lockfree::queue, 2,i:   7,617,468 msg/sec
          boost::lockfree::queue, 3,s:   7,375,932 msg/sec
          boost::lockfree::queue, 3,i:   7,590,106 msg/sec
          boost::lockfree::queue, 4,s:   6,418,705 msg/sec
          boost::lockfree::queue, 4,i:   6,872,201 msg/sec
          boost::lockfree::queue, 5,s:   6,405,001 msg/sec
          boost::lockfree::queue, 5,i:   6,457,172 msg/sec
          boost::lockfree::queue, 6,s:   6,011,954 msg/sec
          boost::lockfree::queue, 6,i:   6,118,497 msg/sec
          boost::lockfree::queue, 7,s:   5,972,186 msg/sec
          boost::lockfree::queue, 7,i:   6,066,589 msg/sec
          boost::lockfree::queue, 8,s:   5,489,542 msg/sec
          boost::lockfree::queue, 8,i:   5,627,567 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 469,890,254 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 469,505,335 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,796,446 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,519,311 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,693,309 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,729,696 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,099,506 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,934,975 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,954,455 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,017,696 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,411,319 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,721,778 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,482,881 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,083,505 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,158,921 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,610,427 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,250,072 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  41,440,773 msg/sec
                pthread_spinlock, 1,s:  28,868,181 msg/sec
                pthread_spinlock, 1,i:  25,320,662 msg/sec
                pthread_spinlock, 2,s:  16,018,547 msg/sec
                pthread_spinlock, 2,i:  16,886,345 msg/sec
                pthread_spinlock, 3,s:   8,402,658 msg/sec
                pthread_spinlock, 3,i:  12,006,087 msg/sec
                pthread_spinlock, 4,s:   6,510,510 msg/sec
                pthread_spinlock, 4,i:   9,258,581 msg/sec
                pthread_spinlock, 5,s:   8,607,056 msg/sec
                pthread_spinlock, 5,i:   8,964,116 msg/sec
                pthread_spinlock, 6,s:   8,317,198 msg/sec
                pthread_spinlock, 6,i:   8,387,399 msg/sec
                pthread_spinlock, 7,s:   7,734,164 msg/sec
                pthread_spinlock, 7,i:   7,587,399 msg/sec
                pthread_spinlock, 8,s:   6,606,987 msg/sec
                pthread_spinlock, 8,i:   7,342,144 msg/sec
                      std::mutex, 1,s:   7,699,938 msg/sec
                      std::mutex, 1,i:   7,903,263 msg/sec
                      std::mutex, 2,s:   6,145,294 msg/sec
                      std::mutex, 2,i:   6,362,347 msg/sec
                      std::mutex, 3,s:   6,145,371 msg/sec
                      std::mutex, 3,i:   6,290,291 msg/sec
                      std::mutex, 4,s:   5,821,529 msg/sec
                      std::mutex, 4,i:   6,361,367 msg/sec
                      std::mutex, 5,s:   5,923,908 msg/sec
                      std::mutex, 5,i:   6,197,024 msg/sec
                      std::mutex, 6,s:   6,097,515 msg/sec
                      std::mutex, 6,i:   6,021,956 msg/sec
                      std::mutex, 7,s:   5,941,097 msg/sec
                      std::mutex, 7,i:   5,905,568 msg/sec
                      std::mutex, 8,s:   5,722,087 msg/sec
                      std::mutex, 8,i:   5,757,704 msg/sec
                 tbb::spin_mutex, 1,s:  37,731,184 msg/sec
                 tbb::spin_mutex, 1,i:  37,398,334 msg/sec
                 tbb::spin_mutex, 2,s:  21,012,824 msg/sec
                 tbb::spin_mutex, 2,i:  18,487,932 msg/sec
                 tbb::spin_mutex, 3,s:   8,460,488 msg/sec
                 tbb::spin_mutex, 3,i:  10,227,670 msg/sec
                 tbb::spin_mutex, 4,s:   3,346,136 msg/sec
                 tbb::spin_mutex, 4,i:   6,448,136 msg/sec
                 tbb::spin_mutex, 5,s:   5,424,752 msg/sec
                 tbb::spin_mutex, 5,i:   5,771,873 msg/sec
                 tbb::spin_mutex, 6,s:   5,401,821 msg/sec
                 tbb::spin_mutex, 6,i:   4,408,596 msg/sec
                 tbb::spin_mutex, 7,s:   4,470,410 msg/sec
                 tbb::spin_mutex, 7,i:   4,310,095 msg/sec
                 tbb::spin_mutex, 8,s:   4,256,189 msg/sec
                 tbb::spin_mutex, 8,i:   4,185,078 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,897,423 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,382,477 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,285,031 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,412,787 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,382,575 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,689,129 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,610,813 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,630,541 msg/sec
   tbb::concurrent_bounded_queue, 5,s:  10,011,136 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,687,676 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,824,709 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,739,691 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,887,528 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,804,934 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,782,787 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,470,000 msg/sec
     xenium::michael_scott_queue, 1,s:   9,630,262 msg/sec
     xenium::michael_scott_queue, 1,i:   9,408,245 msg/sec
     xenium::michael_scott_queue, 2,s:   8,377,435 msg/sec
     xenium::michael_scott_queue, 2,i:   8,394,549 msg/sec
     xenium::michael_scott_queue, 3,s:   7,329,830 msg/sec
     xenium::michael_scott_queue, 3,i:   7,570,811 msg/sec
     xenium::michael_scott_queue, 4,s:   6,319,721 msg/sec
     xenium::michael_scott_queue, 4,i:   6,380,807 msg/sec
     xenium::michael_scott_queue, 5,s:   6,295,837 msg/sec
     xenium::michael_scott_queue, 5,i:   6,631,823 msg/sec
     xenium::michael_scott_queue, 6,s:   6,519,633 msg/sec
     xenium::michael_scott_queue, 6,i:   6,709,929 msg/sec
     xenium::michael_scott_queue, 7,s:   6,299,576 msg/sec
     xenium::michael_scott_queue, 7,i:   6,443,397 msg/sec
     xenium::michael_scott_queue, 8,s:   6,001,409 msg/sec
     xenium::michael_scott_queue, 8,i:   6,131,524 msg/sec
         xenium::ramalhete_queue, 1,s:  32,549,042 msg/sec
         xenium::ramalhete_queue, 1,i:  32,676,683 msg/sec
         xenium::ramalhete_queue, 2,s:  24,655,919 msg/sec
         xenium::ramalhete_queue, 2,i:  23,295,338 msg/sec
         xenium::ramalhete_queue, 3,s:  29,092,299 msg/sec
         xenium::ramalhete_queue, 3,i:  28,403,275 msg/sec
         xenium::ramalhete_queue, 4,s:  33,875,553 msg/sec
         xenium::ramalhete_queue, 4,i:  33,433,228 msg/sec
         xenium::ramalhete_queue, 5,s:  32,143,883 msg/sec
         xenium::ramalhete_queue, 5,i:  35,939,263 msg/sec
         xenium::ramalhete_queue, 6,s:  34,028,426 msg/sec
         xenium::ramalhete_queue, 6,i:  38,902,079 msg/sec
         xenium::ramalhete_queue, 7,s:  35,100,367 msg/sec
         xenium::ramalhete_queue, 7,i:  41,370,680 msg/sec
         xenium::ramalhete_queue, 8,s:  35,613,448 msg/sec
         xenium::ramalhete_queue, 8,i:  43,964,977 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,172,112 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  99,366,091 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,176,023 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,500,714 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,597,703 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,852,914 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,636,519 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,346,886 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,975,508 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,378,604 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,772,283 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,482,930 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,247,327 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,016,401 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,205 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,344,863 msg/sec
                     AtomicQueue, 1,s:  61,637,741 msg/sec
                     AtomicQueue, 1,i:  56,751,460 msg/sec
                     AtomicQueue, 2,s:  12,245,604 msg/sec
                     AtomicQueue, 2,i:  11,712,080 msg/sec
                     AtomicQueue, 3,s:  10,804,883 msg/sec
                     AtomicQueue, 3,i:   9,978,340 msg/sec
                     AtomicQueue, 4,s:   8,186,912 msg/sec
                     AtomicQueue, 4,i:   8,197,375 msg/sec
                     AtomicQueue, 5,s:   8,031,502 msg/sec
                     AtomicQueue, 5,i:   8,111,633 msg/sec
                     AtomicQueue, 6,s:   7,856,123 msg/sec
                     AtomicQueue, 6,i:   7,605,132 msg/sec
                     AtomicQueue, 7,s:   7,150,920 msg/sec
                     AtomicQueue, 7,i:   7,951,483 msg/sec
                     AtomicQueue, 8,s:   6,327,610 msg/sec
                     AtomicQueue, 8,i:   7,400,571 msg/sec
                    AtomicQueueB, 1,s:  44,056,074 msg/sec
                    AtomicQueueB, 1,i:  43,027,392 msg/sec
                    AtomicQueueB, 2,s:  11,914,437 msg/sec
                    AtomicQueueB, 2,i:  11,484,743 msg/sec
                    AtomicQueueB, 3,s:  10,984,898 msg/sec
                    AtomicQueueB, 3,i:  10,217,774 msg/sec
                    AtomicQueueB, 4,s:   8,110,959 msg/sec
                    AtomicQueueB, 4,i:   8,030,610 msg/sec
                    AtomicQueueB, 5,s:   7,646,499 msg/sec
                    AtomicQueueB, 5,i:   7,820,266 msg/sec
                    AtomicQueueB, 6,s:   7,390,405 msg/sec
                    AtomicQueueB, 6,i:   7,514,523 msg/sec
                    AtomicQueueB, 7,s:   6,931,033 msg/sec
                    AtomicQueueB, 7,i:   7,747,305 msg/sec
                    AtomicQueueB, 8,s:   6,282,860 msg/sec
                    AtomicQueueB, 8,i:   7,188,895 msg/sec
             OptimistAtomicQueue, 1,s: 687,641,568 msg/sec
             OptimistAtomicQueue, 1,i: 560,384,513 msg/sec
             OptimistAtomicQueue, 2,s:  32,152,369 msg/sec
             OptimistAtomicQueue, 2,i:  32,698,852 msg/sec
             OptimistAtomicQueue, 3,s:  36,661,603 msg/sec
             OptimistAtomicQueue, 3,i:  37,432,966 msg/sec
             OptimistAtomicQueue, 4,s:  39,280,684 msg/sec
             OptimistAtomicQueue, 4,i:  39,357,253 msg/sec
             OptimistAtomicQueue, 5,s:  42,624,736 msg/sec
             OptimistAtomicQueue, 5,i:  46,272,948 msg/sec
             OptimistAtomicQueue, 6,s:  42,160,597 msg/sec
             OptimistAtomicQueue, 6,i:  50,403,196 msg/sec
             OptimistAtomicQueue, 7,s:  44,229,708 msg/sec
             OptimistAtomicQueue, 7,i:  52,223,655 msg/sec
             OptimistAtomicQueue, 8,s:  46,417,290 msg/sec
             OptimistAtomicQueue, 8,i:  49,323,858 msg/sec
            OptimistAtomicQueueB, 1,s:  90,786,801 msg/sec
            OptimistAtomicQueueB, 1,i: 138,320,942 msg/sec
            OptimistAtomicQueueB, 2,s:  32,102,591 msg/sec
            OptimistAtomicQueueB, 2,i:  32,430,267 msg/sec
            OptimistAtomicQueueB, 3,s:  36,194,032 msg/sec
            OptimistAtomicQueueB, 3,i:  36,930,225 msg/sec
            OptimistAtomicQueueB, 4,s:  38,670,081 msg/sec
            OptimistAtomicQueueB, 4,i:  38,559,799 msg/sec
            OptimistAtomicQueueB, 5,s:  40,994,049 msg/sec
            OptimistAtomicQueueB, 5,i:  45,322,822 msg/sec
            OptimistAtomicQueueB, 6,s:  41,182,000 msg/sec
            OptimistAtomicQueueB, 6,i:  49,135,866 msg/sec
            OptimistAtomicQueueB, 7,s:  42,429,968 msg/sec
            OptimistAtomicQueueB, 7,i:  47,989,640 msg/sec
            OptimistAtomicQueueB, 8,s:  44,681,103 msg/sec
            OptimistAtomicQueueB, 8,i:  47,657,271 msg/sec
                    AtomicQueue2, 1,s:  23,057,903 msg/sec
                    AtomicQueue2, 1,i:  23,095,667 msg/sec
                    AtomicQueue2, 2,s:  12,038,796 msg/sec
                    AtomicQueue2, 2,i:  11,691,658 msg/sec
                    AtomicQueue2, 3,s:   9,765,235 msg/sec
                    AtomicQueue2, 3,i:   9,471,559 msg/sec
                    AtomicQueue2, 4,s:   8,090,768 msg/sec
                    AtomicQueue2, 4,i:   8,041,393 msg/sec
                    AtomicQueue2, 5,s:   7,939,723 msg/sec
                    AtomicQueue2, 5,i:   8,006,562 msg/sec
                    AtomicQueue2, 6,s:   7,763,630 msg/sec
                    AtomicQueue2, 6,i:   7,542,485 msg/sec
                    AtomicQueue2, 7,s:   7,123,600 msg/sec
                    AtomicQueue2, 7,i:   7,899,307 msg/sec
                    AtomicQueue2, 8,s:   6,384,817 msg/sec
                    AtomicQueue2, 8,i:   7,333,578 msg/sec
                   AtomicQueueB2, 1,s:  36,386,109 msg/sec
                   AtomicQueueB2, 1,i:  32,657,510 msg/sec
                   AtomicQueueB2, 2,s:  11,463,458 msg/sec
                   AtomicQueueB2, 2,i:  11,125,965 msg/sec
                   AtomicQueueB2, 3,s:   9,684,435 msg/sec
                   AtomicQueueB2, 3,i:   9,555,339 msg/sec
                   AtomicQueueB2, 4,s:   7,860,947 msg/sec
                   AtomicQueueB2, 4,i:   7,738,030 msg/sec
                   AtomicQueueB2, 5,s:   7,456,202 msg/sec
                   AtomicQueueB2, 5,i:   7,667,142 msg/sec
                   AtomicQueueB2, 6,s:   7,219,178 msg/sec
                   AtomicQueueB2, 6,i:   7,441,320 msg/sec
                   AtomicQueueB2, 7,s:   6,837,208 msg/sec
                   AtomicQueueB2, 7,i:   7,693,019 msg/sec
                   AtomicQueueB2, 8,s:   6,292,397 msg/sec
                   AtomicQueueB2, 8,i:   7,117,564 msg/sec
            OptimistAtomicQueue2, 1,s: 441,905,061 msg/sec
            OptimistAtomicQueue2, 1,i:  35,512,208 msg/sec
            OptimistAtomicQueue2, 2,s:  24,280,869 msg/sec
            OptimistAtomicQueue2, 2,i:  22,711,457 msg/sec
            OptimistAtomicQueue2, 3,s:  30,467,809 msg/sec
            OptimistAtomicQueue2, 3,i:  31,191,503 msg/sec
            OptimistAtomicQueue2, 4,s:  33,213,949 msg/sec
            OptimistAtomicQueue2, 4,i:  33,057,287 msg/sec
            OptimistAtomicQueue2, 5,s:  37,253,300 msg/sec
            OptimistAtomicQueue2, 5,i:  40,290,873 msg/sec
            OptimistAtomicQueue2, 6,s:  40,150,033 msg/sec
            OptimistAtomicQueue2, 6,i:  49,231,456 msg/sec
            OptimistAtomicQueue2, 7,s:  42,692,719 msg/sec
            OptimistAtomicQueue2, 7,i:  51,625,173 msg/sec
            OptimistAtomicQueue2, 8,s:  43,813,191 msg/sec
            OptimistAtomicQueue2, 8,i:  48,045,329 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,523,524 msg/sec
           OptimistAtomicQueueB2, 1,i:  53,182,279 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,929,299 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,217,362 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,737,731 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,120,753 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,462,459 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,696,384 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,828,317 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,234,992 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,197,081 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,515,578 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,804,850 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,238,454 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,415,662 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,230,123 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000149 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000451 sec/round-trip
                 tbb::spin_mutex: 0.000000261 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000282 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000206 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[100] 349m:24s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,668,509 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,914,743 msg/sec
          boost::lockfree::queue, 1,s:   6,851,784 msg/sec
          boost::lockfree::queue, 1,i:   6,816,329 msg/sec
          boost::lockfree::queue, 2,s:   7,645,992 msg/sec
          boost::lockfree::queue, 2,i:   7,473,814 msg/sec
          boost::lockfree::queue, 3,s:   7,410,790 msg/sec
          boost::lockfree::queue, 3,i:   7,548,244 msg/sec
          boost::lockfree::queue, 4,s:   6,425,118 msg/sec
          boost::lockfree::queue, 4,i:   6,736,473 msg/sec
          boost::lockfree::queue, 5,s:   6,477,375 msg/sec
          boost::lockfree::queue, 5,i:   6,480,906 msg/sec
          boost::lockfree::queue, 6,s:   5,974,044 msg/sec
          boost::lockfree::queue, 6,i:   6,102,256 msg/sec
          boost::lockfree::queue, 7,s:   5,921,694 msg/sec
          boost::lockfree::queue, 7,i:   5,939,485 msg/sec
          boost::lockfree::queue, 8,s:   5,483,853 msg/sec
          boost::lockfree::queue, 8,i:   5,561,914 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 508,051,924 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 473,387,626 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,256,093 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,599,246 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,645,062 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,559,942 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,089,282 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,749,065 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,857,871 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,422,030 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,351,051 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,291,985 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,339,751 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,327,341 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,919,565 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,069,474 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,958,521 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,837,574 msg/sec
                pthread_spinlock, 1,s:  29,215,268 msg/sec
                pthread_spinlock, 1,i:  25,334,297 msg/sec
                pthread_spinlock, 2,s:  15,562,383 msg/sec
                pthread_spinlock, 2,i:  16,819,626 msg/sec
                pthread_spinlock, 3,s:   8,274,527 msg/sec
                pthread_spinlock, 3,i:  11,969,109 msg/sec
                pthread_spinlock, 4,s:   6,514,616 msg/sec
                pthread_spinlock, 4,i:   8,907,071 msg/sec
                pthread_spinlock, 5,s:   8,806,633 msg/sec
                pthread_spinlock, 5,i:   9,207,298 msg/sec
                pthread_spinlock, 6,s:   8,359,131 msg/sec
                pthread_spinlock, 6,i:   8,789,551 msg/sec
                pthread_spinlock, 7,s:   8,091,688 msg/sec
                pthread_spinlock, 7,i:   7,565,439 msg/sec
                pthread_spinlock, 8,s:   6,874,377 msg/sec
                pthread_spinlock, 8,i:   7,381,422 msg/sec
                      std::mutex, 1,s:   6,730,931 msg/sec
                      std::mutex, 1,i:   6,768,850 msg/sec
                      std::mutex, 2,s:   4,866,715 msg/sec
                      std::mutex, 2,i:   5,492,710 msg/sec
                      std::mutex, 3,s:   5,929,208 msg/sec
                      std::mutex, 3,i:   5,735,285 msg/sec
                      std::mutex, 4,s:   5,548,577 msg/sec
                      std::mutex, 4,i:   6,259,841 msg/sec
                      std::mutex, 5,s:   5,991,352 msg/sec
                      std::mutex, 5,i:   6,124,390 msg/sec
                      std::mutex, 6,s:   5,911,184 msg/sec
                      std::mutex, 6,i:   5,890,731 msg/sec
                      std::mutex, 7,s:   5,759,171 msg/sec
                      std::mutex, 7,i:   5,756,048 msg/sec
                      std::mutex, 8,s:   5,628,126 msg/sec
                      std::mutex, 8,i:   5,621,856 msg/sec
                 tbb::spin_mutex, 1,s:  37,821,853 msg/sec
                 tbb::spin_mutex, 1,i:  37,854,649 msg/sec
                 tbb::spin_mutex, 2,s:  21,264,038 msg/sec
                 tbb::spin_mutex, 2,i:  18,409,947 msg/sec
                 tbb::spin_mutex, 3,s:   7,389,088 msg/sec
                 tbb::spin_mutex, 3,i:  10,737,962 msg/sec
                 tbb::spin_mutex, 4,s:   3,187,897 msg/sec
                 tbb::spin_mutex, 4,i:   6,363,603 msg/sec
                 tbb::spin_mutex, 5,s:   5,287,332 msg/sec
                 tbb::spin_mutex, 5,i:   5,793,022 msg/sec
                 tbb::spin_mutex, 6,s:   5,380,924 msg/sec
                 tbb::spin_mutex, 6,i:   4,310,884 msg/sec
                 tbb::spin_mutex, 7,s:   4,861,913 msg/sec
                 tbb::spin_mutex, 7,i:   4,338,997 msg/sec
                 tbb::spin_mutex, 8,s:   4,253,719 msg/sec
                 tbb::spin_mutex, 8,i:   4,071,838 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,161,126 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,206,383 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,831,019 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,840,379 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,468,158 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,493,066 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,004,936 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,465,806 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,719,429 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,558,758 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,782,139 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,731,848 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,814,058 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,797,364 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,099,784 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,070,154 msg/sec
     xenium::michael_scott_queue, 1,s:   9,482,287 msg/sec
     xenium::michael_scott_queue, 1,i:   9,477,702 msg/sec
     xenium::michael_scott_queue, 2,s:   8,476,382 msg/sec
     xenium::michael_scott_queue, 2,i:   8,492,923 msg/sec
     xenium::michael_scott_queue, 3,s:   7,259,276 msg/sec
     xenium::michael_scott_queue, 3,i:   7,585,661 msg/sec
     xenium::michael_scott_queue, 4,s:   6,336,911 msg/sec
     xenium::michael_scott_queue, 4,i:   6,358,749 msg/sec
     xenium::michael_scott_queue, 5,s:   6,323,091 msg/sec
     xenium::michael_scott_queue, 5,i:   6,636,969 msg/sec
     xenium::michael_scott_queue, 6,s:   6,511,760 msg/sec
     xenium::michael_scott_queue, 6,i:   6,981,979 msg/sec
     xenium::michael_scott_queue, 7,s:   6,284,288 msg/sec
     xenium::michael_scott_queue, 7,i:   6,495,793 msg/sec
     xenium::michael_scott_queue, 8,s:   6,047,789 msg/sec
     xenium::michael_scott_queue, 8,i:   6,089,490 msg/sec
         xenium::ramalhete_queue, 1,s:  32,430,218 msg/sec
         xenium::ramalhete_queue, 1,i:  32,425,805 msg/sec
         xenium::ramalhete_queue, 2,s:  23,483,818 msg/sec
         xenium::ramalhete_queue, 2,i:  23,347,071 msg/sec
         xenium::ramalhete_queue, 3,s:  29,201,758 msg/sec
         xenium::ramalhete_queue, 3,i:  28,414,627 msg/sec
         xenium::ramalhete_queue, 4,s:  33,781,385 msg/sec
         xenium::ramalhete_queue, 4,i:  33,514,641 msg/sec
         xenium::ramalhete_queue, 5,s:  32,021,193 msg/sec
         xenium::ramalhete_queue, 5,i:  36,122,066 msg/sec
         xenium::ramalhete_queue, 6,s:  34,181,968 msg/sec
         xenium::ramalhete_queue, 6,i:  39,789,251 msg/sec
         xenium::ramalhete_queue, 7,s:  34,987,663 msg/sec
         xenium::ramalhete_queue, 7,i:  42,221,612 msg/sec
         xenium::ramalhete_queue, 8,s:  35,434,225 msg/sec
         xenium::ramalhete_queue, 8,i:  44,323,160 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,290,567 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,842,560 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  20,121,857 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,888,248 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,525,835 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,862,810 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,427,760 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,791,882 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,718,786 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,252,953 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,792,612 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,434,978 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,192,230 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,849,026 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,394,827 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,346,049 msg/sec
                     AtomicQueue, 1,s:  62,030,872 msg/sec
                     AtomicQueue, 1,i:  56,816,201 msg/sec
                     AtomicQueue, 2,s:  12,310,684 msg/sec
                     AtomicQueue, 2,i:  11,714,577 msg/sec
                     AtomicQueue, 3,s:  10,820,537 msg/sec
                     AtomicQueue, 3,i:   9,918,104 msg/sec
                     AtomicQueue, 4,s:   8,163,574 msg/sec
                     AtomicQueue, 4,i:   8,189,309 msg/sec
                     AtomicQueue, 5,s:   7,989,452 msg/sec
                     AtomicQueue, 5,i:   8,091,353 msg/sec
                     AtomicQueue, 6,s:   7,715,269 msg/sec
                     AtomicQueue, 6,i:   7,646,181 msg/sec
                     AtomicQueue, 7,s:   7,133,795 msg/sec
                     AtomicQueue, 7,i:   7,986,395 msg/sec
                     AtomicQueue, 8,s:   6,368,613 msg/sec
                     AtomicQueue, 8,i:   7,333,831 msg/sec
                    AtomicQueueB, 1,s:  48,627,862 msg/sec
                    AtomicQueueB, 1,i:  42,963,831 msg/sec
                    AtomicQueueB, 2,s:  11,875,559 msg/sec
                    AtomicQueueB, 2,i:  11,525,065 msg/sec
                    AtomicQueueB, 3,s:  10,973,059 msg/sec
                    AtomicQueueB, 3,i:  10,160,109 msg/sec
                    AtomicQueueB, 4,s:   8,086,972 msg/sec
                    AtomicQueueB, 4,i:   8,058,553 msg/sec
                    AtomicQueueB, 5,s:   7,570,444 msg/sec
                    AtomicQueueB, 5,i:   7,800,410 msg/sec
                    AtomicQueueB, 6,s:   7,368,701 msg/sec
                    AtomicQueueB, 6,i:   7,541,751 msg/sec
                    AtomicQueueB, 7,s:   6,851,464 msg/sec
                    AtomicQueueB, 7,i:   7,536,168 msg/sec
                    AtomicQueueB, 8,s:   6,279,097 msg/sec
                    AtomicQueueB, 8,i:   7,179,192 msg/sec
             OptimistAtomicQueue, 1,s: 716,004,380 msg/sec
             OptimistAtomicQueue, 1,i: 540,575,458 msg/sec
             OptimistAtomicQueue, 2,s:  32,113,192 msg/sec
             OptimistAtomicQueue, 2,i:  32,200,871 msg/sec
             OptimistAtomicQueue, 3,s:  36,629,746 msg/sec
             OptimistAtomicQueue, 3,i:  37,355,431 msg/sec
             OptimistAtomicQueue, 4,s:  39,280,443 msg/sec
             OptimistAtomicQueue, 4,i:  39,377,815 msg/sec
             OptimistAtomicQueue, 5,s:  42,375,625 msg/sec
             OptimistAtomicQueue, 5,i:  47,321,079 msg/sec
             OptimistAtomicQueue, 6,s:  41,985,881 msg/sec
             OptimistAtomicQueue, 6,i:  50,438,357 msg/sec
             OptimistAtomicQueue, 7,s:  45,036,646 msg/sec
             OptimistAtomicQueue, 7,i:  49,437,824 msg/sec
             OptimistAtomicQueue, 8,s:  46,519,227 msg/sec
             OptimistAtomicQueue, 8,i:  48,722,705 msg/sec
            OptimistAtomicQueueB, 1,s: 100,442,471 msg/sec
            OptimistAtomicQueueB, 1,i: 160,808,034 msg/sec
            OptimistAtomicQueueB, 2,s:  32,169,842 msg/sec
            OptimistAtomicQueueB, 2,i:  32,230,801 msg/sec
            OptimistAtomicQueueB, 3,s:  36,301,798 msg/sec
            OptimistAtomicQueueB, 3,i:  36,924,993 msg/sec
            OptimistAtomicQueueB, 4,s:  38,740,218 msg/sec
            OptimistAtomicQueueB, 4,i:  38,719,856 msg/sec
            OptimistAtomicQueueB, 5,s:  41,273,639 msg/sec
            OptimistAtomicQueueB, 5,i:  45,403,486 msg/sec
            OptimistAtomicQueueB, 6,s:  41,019,565 msg/sec
            OptimistAtomicQueueB, 6,i:  49,187,527 msg/sec
            OptimistAtomicQueueB, 7,s:  41,881,202 msg/sec
            OptimistAtomicQueueB, 7,i:  51,413,701 msg/sec
            OptimistAtomicQueueB, 8,s:  44,248,301 msg/sec
            OptimistAtomicQueueB, 8,i:  47,975,063 msg/sec
                    AtomicQueue2, 1,s:  22,840,552 msg/sec
                    AtomicQueue2, 1,i:  22,915,170 msg/sec
                    AtomicQueue2, 2,s:  11,984,306 msg/sec
                    AtomicQueue2, 2,i:  11,423,880 msg/sec
                    AtomicQueue2, 3,s:   9,349,840 msg/sec
                    AtomicQueue2, 3,i:   9,422,152 msg/sec
                    AtomicQueue2, 4,s:   8,080,854 msg/sec
                    AtomicQueue2, 4,i:   8,047,849 msg/sec
                    AtomicQueue2, 5,s:   7,942,314 msg/sec
                    AtomicQueue2, 5,i:   7,942,482 msg/sec
                    AtomicQueue2, 6,s:   7,776,840 msg/sec
                    AtomicQueue2, 6,i:   7,517,289 msg/sec
                    AtomicQueue2, 7,s:   7,178,911 msg/sec
                    AtomicQueue2, 7,i:   7,861,574 msg/sec
                    AtomicQueue2, 8,s:   6,368,134 msg/sec
                    AtomicQueue2, 8,i:   7,335,421 msg/sec
                   AtomicQueueB2, 1,s:  36,060,094 msg/sec
                   AtomicQueueB2, 1,i:  32,622,524 msg/sec
                   AtomicQueueB2, 2,s:  11,483,518 msg/sec
                   AtomicQueueB2, 2,i:  11,099,613 msg/sec
                   AtomicQueueB2, 3,s:   9,605,882 msg/sec
                   AtomicQueueB2, 3,i:   9,588,932 msg/sec
                   AtomicQueueB2, 4,s:   7,949,806 msg/sec
                   AtomicQueueB2, 4,i:   7,897,682 msg/sec
                   AtomicQueueB2, 5,s:   7,502,317 msg/sec
                   AtomicQueueB2, 5,i:   7,657,994 msg/sec
                   AtomicQueueB2, 6,s:   7,282,465 msg/sec
                   AtomicQueueB2, 6,i:   7,434,414 msg/sec
                   AtomicQueueB2, 7,s:   6,838,122 msg/sec
                   AtomicQueueB2, 7,i:   7,521,301 msg/sec
                   AtomicQueueB2, 8,s:   6,256,448 msg/sec
                   AtomicQueueB2, 8,i:   7,153,677 msg/sec
            OptimistAtomicQueue2, 1,s: 150,981,631 msg/sec
            OptimistAtomicQueue2, 1,i:  29,583,504 msg/sec
            OptimistAtomicQueue2, 2,s:  24,258,871 msg/sec
            OptimistAtomicQueue2, 2,i:  24,019,671 msg/sec
            OptimistAtomicQueue2, 3,s:  30,494,440 msg/sec
            OptimistAtomicQueue2, 3,i:  29,968,766 msg/sec
            OptimistAtomicQueue2, 4,s:  33,237,682 msg/sec
            OptimistAtomicQueue2, 4,i:  33,144,871 msg/sec
            OptimistAtomicQueue2, 5,s:  37,125,197 msg/sec
            OptimistAtomicQueue2, 5,i:  39,944,249 msg/sec
            OptimistAtomicQueue2, 6,s:  40,446,344 msg/sec
            OptimistAtomicQueue2, 6,i:  49,051,034 msg/sec
            OptimistAtomicQueue2, 7,s:  42,896,813 msg/sec
            OptimistAtomicQueue2, 7,i:  48,008,865 msg/sec
            OptimistAtomicQueue2, 8,s:  44,113,103 msg/sec
            OptimistAtomicQueue2, 8,i:  48,177,347 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,938,748 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,878,103 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,200,171 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,083,099 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,870,429 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,612,851 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,003,727 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,802,448 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,443,575 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,805,538 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,659,381 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,146,470 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,114,815 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,231,624 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,290,594 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,217,059 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000121 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[101] 348m:5s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,727,896 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,448,361 msg/sec
          boost::lockfree::queue, 1,s:   6,821,257 msg/sec
          boost::lockfree::queue, 1,i:   6,869,777 msg/sec
          boost::lockfree::queue, 2,s:   7,616,878 msg/sec
          boost::lockfree::queue, 2,i:   7,640,537 msg/sec
          boost::lockfree::queue, 3,s:   7,370,139 msg/sec
          boost::lockfree::queue, 3,i:   7,560,104 msg/sec
          boost::lockfree::queue, 4,s:   6,425,797 msg/sec
          boost::lockfree::queue, 4,i:   6,759,276 msg/sec
          boost::lockfree::queue, 5,s:   6,510,361 msg/sec
          boost::lockfree::queue, 5,i:   6,471,663 msg/sec
          boost::lockfree::queue, 6,s:   5,996,332 msg/sec
          boost::lockfree::queue, 6,i:   6,122,730 msg/sec
          boost::lockfree::queue, 7,s:   5,966,488 msg/sec
          boost::lockfree::queue, 7,i:   5,965,626 msg/sec
          boost::lockfree::queue, 8,s:   5,493,273 msg/sec
          boost::lockfree::queue, 8,i:   5,571,241 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 519,355,941 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 488,489,418 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,730,831 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,451,901 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,886,982 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,973,218 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,571,879 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,206,364 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,030,799 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,974,933 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,280,451 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,271,702 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,367,944 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,011,259 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,264,578 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,924,813 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,306,452 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,028,864 msg/sec
                pthread_spinlock, 1,s:  28,791,200 msg/sec
                pthread_spinlock, 1,i:  25,322,162 msg/sec
                pthread_spinlock, 2,s:  15,538,691 msg/sec
                pthread_spinlock, 2,i:  16,954,317 msg/sec
                pthread_spinlock, 3,s:   8,299,216 msg/sec
                pthread_spinlock, 3,i:  11,955,037 msg/sec
                pthread_spinlock, 4,s:   6,527,197 msg/sec
                pthread_spinlock, 4,i:   9,150,490 msg/sec
                pthread_spinlock, 5,s:   8,641,821 msg/sec
                pthread_spinlock, 5,i:  10,280,445 msg/sec
                pthread_spinlock, 6,s:   8,521,103 msg/sec
                pthread_spinlock, 6,i:   8,402,772 msg/sec
                pthread_spinlock, 7,s:   7,510,347 msg/sec
                pthread_spinlock, 7,i:   7,699,605 msg/sec
                pthread_spinlock, 8,s:   6,702,290 msg/sec
                pthread_spinlock, 8,i:   7,353,113 msg/sec
                      std::mutex, 1,s:   6,671,886 msg/sec
                      std::mutex, 1,i:   6,532,189 msg/sec
                      std::mutex, 2,s:   5,501,871 msg/sec
                      std::mutex, 2,i:   5,136,724 msg/sec
                      std::mutex, 3,s:   6,102,439 msg/sec
                      std::mutex, 3,i:   6,033,146 msg/sec
                      std::mutex, 4,s:   6,227,299 msg/sec
                      std::mutex, 4,i:   6,232,575 msg/sec
                      std::mutex, 5,s:   6,021,858 msg/sec
                      std::mutex, 5,i:   6,051,845 msg/sec
                      std::mutex, 6,s:   5,893,863 msg/sec
                      std::mutex, 6,i:   5,861,897 msg/sec
                      std::mutex, 7,s:   5,772,876 msg/sec
                      std::mutex, 7,i:   5,808,385 msg/sec
                      std::mutex, 8,s:   5,637,653 msg/sec
                      std::mutex, 8,i:   5,711,982 msg/sec
                 tbb::spin_mutex, 1,s:  37,757,004 msg/sec
                 tbb::spin_mutex, 1,i:  32,968,700 msg/sec
                 tbb::spin_mutex, 2,s:  21,247,963 msg/sec
                 tbb::spin_mutex, 2,i:  18,410,127 msg/sec
                 tbb::spin_mutex, 3,s:   7,913,820 msg/sec
                 tbb::spin_mutex, 3,i:  10,538,427 msg/sec
                 tbb::spin_mutex, 4,s:   3,183,083 msg/sec
                 tbb::spin_mutex, 4,i:   6,358,701 msg/sec
                 tbb::spin_mutex, 5,s:   5,257,271 msg/sec
                 tbb::spin_mutex, 5,i:   5,871,132 msg/sec
                 tbb::spin_mutex, 6,s:   5,376,017 msg/sec
                 tbb::spin_mutex, 6,i:   4,326,889 msg/sec
                 tbb::spin_mutex, 7,s:   4,879,393 msg/sec
                 tbb::spin_mutex, 7,i:   4,343,494 msg/sec
                 tbb::spin_mutex, 8,s:   4,244,047 msg/sec
                 tbb::spin_mutex, 8,i:   4,183,818 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,622,408 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,171,361 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,931,639 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,877,167 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,234,289 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,458,691 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,958,936 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,176,645 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,592,992 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,369,342 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,687,303 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,688,429 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,667,933 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,119,639 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,717,098 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,939,601 msg/sec
     xenium::michael_scott_queue, 1,s:  10,120,159 msg/sec
     xenium::michael_scott_queue, 1,i:  10,008,222 msg/sec
     xenium::michael_scott_queue, 2,s:   8,486,656 msg/sec
     xenium::michael_scott_queue, 2,i:   8,498,586 msg/sec
     xenium::michael_scott_queue, 3,s:   7,315,735 msg/sec
     xenium::michael_scott_queue, 3,i:   7,583,407 msg/sec
     xenium::michael_scott_queue, 4,s:   6,233,031 msg/sec
     xenium::michael_scott_queue, 4,i:   6,321,294 msg/sec
     xenium::michael_scott_queue, 5,s:   6,296,841 msg/sec
     xenium::michael_scott_queue, 5,i:   6,653,928 msg/sec
     xenium::michael_scott_queue, 6,s:   6,494,502 msg/sec
     xenium::michael_scott_queue, 6,i:   6,967,361 msg/sec
     xenium::michael_scott_queue, 7,s:   6,352,209 msg/sec
     xenium::michael_scott_queue, 7,i:   6,550,880 msg/sec
     xenium::michael_scott_queue, 8,s:   6,022,775 msg/sec
     xenium::michael_scott_queue, 8,i:   6,136,459 msg/sec
         xenium::ramalhete_queue, 1,s:  32,218,135 msg/sec
         xenium::ramalhete_queue, 1,i:  32,255,276 msg/sec
         xenium::ramalhete_queue, 2,s:  23,605,785 msg/sec
         xenium::ramalhete_queue, 2,i:  23,262,358 msg/sec
         xenium::ramalhete_queue, 3,s:  28,884,928 msg/sec
         xenium::ramalhete_queue, 3,i:  28,511,319 msg/sec
         xenium::ramalhete_queue, 4,s:  33,927,773 msg/sec
         xenium::ramalhete_queue, 4,i:  33,468,796 msg/sec
         xenium::ramalhete_queue, 5,s:  31,964,862 msg/sec
         xenium::ramalhete_queue, 5,i:  38,604,607 msg/sec
         xenium::ramalhete_queue, 6,s:  34,054,934 msg/sec
         xenium::ramalhete_queue, 6,i:  38,909,910 msg/sec
         xenium::ramalhete_queue, 7,s:  35,153,250 msg/sec
         xenium::ramalhete_queue, 7,i:  41,850,076 msg/sec
         xenium::ramalhete_queue, 8,s:  35,594,271 msg/sec
         xenium::ramalhete_queue, 8,i:  44,137,820 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,015,540 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,152,723 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,913,024 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,059,042 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,757,657 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,072,643 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,443,883 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,493,744 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,814,859 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,388,903 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,967,588 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,426,648 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,347,235 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,846,084 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,414,401 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,247,771 msg/sec
                     AtomicQueue, 1,s:  57,811,041 msg/sec
                     AtomicQueue, 1,i:  56,622,139 msg/sec
                     AtomicQueue, 2,s:  12,345,826 msg/sec
                     AtomicQueue, 2,i:  11,754,602 msg/sec
                     AtomicQueue, 3,s:  10,804,259 msg/sec
                     AtomicQueue, 3,i:   9,948,159 msg/sec
                     AtomicQueue, 4,s:   8,148,734 msg/sec
                     AtomicQueue, 4,i:   8,200,338 msg/sec
                     AtomicQueue, 5,s:   7,972,221 msg/sec
                     AtomicQueue, 5,i:   7,997,804 msg/sec
                     AtomicQueue, 6,s:   7,876,347 msg/sec
                     AtomicQueue, 6,i:   7,618,316 msg/sec
                     AtomicQueue, 7,s:   7,083,182 msg/sec
                     AtomicQueue, 7,i:   8,008,210 msg/sec
                     AtomicQueue, 8,s:   6,347,304 msg/sec
                     AtomicQueue, 8,i:   7,430,542 msg/sec
                    AtomicQueueB, 1,s:  44,555,559 msg/sec
                    AtomicQueueB, 1,i:  43,618,468 msg/sec
                    AtomicQueueB, 2,s:  11,722,839 msg/sec
                    AtomicQueueB, 2,i:  11,474,909 msg/sec
                    AtomicQueueB, 3,s:  10,897,527 msg/sec
                    AtomicQueueB, 3,i:  10,161,303 msg/sec
                    AtomicQueueB, 4,s:   8,047,434 msg/sec
                    AtomicQueueB, 4,i:   8,014,450 msg/sec
                    AtomicQueueB, 5,s:   7,664,295 msg/sec
                    AtomicQueueB, 5,i:   7,789,919 msg/sec
                    AtomicQueueB, 6,s:   7,240,464 msg/sec
                    AtomicQueueB, 6,i:   7,503,084 msg/sec
                    AtomicQueueB, 7,s:   6,820,883 msg/sec
                    AtomicQueueB, 7,i:   7,722,071 msg/sec
                    AtomicQueueB, 8,s:   6,329,992 msg/sec
                    AtomicQueueB, 8,i:   7,160,167 msg/sec
             OptimistAtomicQueue, 1,s: 798,246,730 msg/sec
             OptimistAtomicQueue, 1,i: 634,006,759 msg/sec
             OptimistAtomicQueue, 2,s:  32,209,155 msg/sec
             OptimistAtomicQueue, 2,i:  32,705,744 msg/sec
             OptimistAtomicQueue, 3,s:  36,660,857 msg/sec
             OptimistAtomicQueue, 3,i:  37,396,971 msg/sec
             OptimistAtomicQueue, 4,s:  39,271,753 msg/sec
             OptimistAtomicQueue, 4,i:  39,398,451 msg/sec
             OptimistAtomicQueue, 5,s:  41,608,681 msg/sec
             OptimistAtomicQueue, 5,i:  46,321,525 msg/sec
             OptimistAtomicQueue, 6,s:  42,277,361 msg/sec
             OptimistAtomicQueue, 6,i:  50,428,490 msg/sec
             OptimistAtomicQueue, 7,s:  45,045,659 msg/sec
             OptimistAtomicQueue, 7,i:  51,966,414 msg/sec
             OptimistAtomicQueue, 8,s:  46,298,343 msg/sec
             OptimistAtomicQueue, 8,i:  49,445,702 msg/sec
            OptimistAtomicQueueB, 1,s: 166,524,572 msg/sec
            OptimistAtomicQueueB, 1,i:  77,473,187 msg/sec
            OptimistAtomicQueueB, 2,s:  32,179,422 msg/sec
            OptimistAtomicQueueB, 2,i:  32,259,753 msg/sec
            OptimistAtomicQueueB, 3,s:  36,316,334 msg/sec
            OptimistAtomicQueueB, 3,i:  36,949,324 msg/sec
            OptimistAtomicQueueB, 4,s:  38,667,000 msg/sec
            OptimistAtomicQueueB, 4,i:  38,642,651 msg/sec
            OptimistAtomicQueueB, 5,s:  40,640,031 msg/sec
            OptimistAtomicQueueB, 5,i:  45,338,018 msg/sec
            OptimistAtomicQueueB, 6,s:  40,396,654 msg/sec
            OptimistAtomicQueueB, 6,i:  49,191,317 msg/sec
            OptimistAtomicQueueB, 7,s:  42,144,796 msg/sec
            OptimistAtomicQueueB, 7,i:  48,154,794 msg/sec
            OptimistAtomicQueueB, 8,s:  44,048,296 msg/sec
            OptimistAtomicQueueB, 8,i:  47,726,585 msg/sec
                    AtomicQueue2, 1,s:  24,487,982 msg/sec
                    AtomicQueue2, 1,i:  22,825,382 msg/sec
                    AtomicQueue2, 2,s:  11,781,831 msg/sec
                    AtomicQueue2, 2,i:  11,381,056 msg/sec
                    AtomicQueue2, 3,s:   9,352,802 msg/sec
                    AtomicQueue2, 3,i:   9,433,376 msg/sec
                    AtomicQueue2, 4,s:   8,061,240 msg/sec
                    AtomicQueue2, 4,i:   8,036,509 msg/sec
                    AtomicQueue2, 5,s:   7,867,364 msg/sec
                    AtomicQueue2, 5,i:   7,981,851 msg/sec
                    AtomicQueue2, 6,s:   7,834,022 msg/sec
                    AtomicQueue2, 6,i:   7,514,741 msg/sec
                    AtomicQueue2, 7,s:   7,072,196 msg/sec
                    AtomicQueue2, 7,i:   7,887,766 msg/sec
                    AtomicQueue2, 8,s:   6,363,212 msg/sec
                    AtomicQueue2, 8,i:   7,329,277 msg/sec
                   AtomicQueueB2, 1,s:  36,342,087 msg/sec
                   AtomicQueueB2, 1,i:  32,622,398 msg/sec
                   AtomicQueueB2, 2,s:  11,502,604 msg/sec
                   AtomicQueueB2, 2,i:  11,129,395 msg/sec
                   AtomicQueueB2, 3,s:   9,563,145 msg/sec
                   AtomicQueueB2, 3,i:   9,464,790 msg/sec
                   AtomicQueueB2, 4,s:   7,979,141 msg/sec
                   AtomicQueueB2, 4,i:   7,860,878 msg/sec
                   AtomicQueueB2, 5,s:   7,468,316 msg/sec
                   AtomicQueueB2, 5,i:   7,708,885 msg/sec
                   AtomicQueueB2, 6,s:   7,273,740 msg/sec
                   AtomicQueueB2, 6,i:   7,434,679 msg/sec
                   AtomicQueueB2, 7,s:   6,924,047 msg/sec
                   AtomicQueueB2, 7,i:   7,708,850 msg/sec
                   AtomicQueueB2, 8,s:   6,265,388 msg/sec
                   AtomicQueueB2, 8,i:   7,099,745 msg/sec
            OptimistAtomicQueue2, 1,s:  32,982,407 msg/sec
            OptimistAtomicQueue2, 1,i:  29,368,234 msg/sec
            OptimistAtomicQueue2, 2,s:  24,962,564 msg/sec
            OptimistAtomicQueue2, 2,i:  24,017,357 msg/sec
            OptimistAtomicQueue2, 3,s:  30,360,370 msg/sec
            OptimistAtomicQueue2, 3,i:  29,950,286 msg/sec
            OptimistAtomicQueue2, 4,s:  33,198,983 msg/sec
            OptimistAtomicQueue2, 4,i:  33,277,818 msg/sec
            OptimistAtomicQueue2, 5,s:  36,913,601 msg/sec
            OptimistAtomicQueue2, 5,i:  41,025,153 msg/sec
            OptimistAtomicQueue2, 6,s:  40,178,814 msg/sec
            OptimistAtomicQueue2, 6,i:  49,175,286 msg/sec
            OptimistAtomicQueue2, 7,s:  42,899,726 msg/sec
            OptimistAtomicQueue2, 7,i:  47,941,259 msg/sec
            OptimistAtomicQueue2, 8,s:  43,947,282 msg/sec
            OptimistAtomicQueue2, 8,i:  48,776,460 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,525,177 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,846,028 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,679,319 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,743,639 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,309,816 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,846,292 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,237,666 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,340,293 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,529,583 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,149,154 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,780,219 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,330,688 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,186,242 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,408,571 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,197,840 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,279,235 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000122 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000223 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000457 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[102] 346m:46s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,598,571 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,070,766 msg/sec
          boost::lockfree::queue, 1,s:   6,852,875 msg/sec
          boost::lockfree::queue, 1,i:   6,826,408 msg/sec
          boost::lockfree::queue, 2,s:   7,650,343 msg/sec
          boost::lockfree::queue, 2,i:   7,550,953 msg/sec
          boost::lockfree::queue, 3,s:   7,392,323 msg/sec
          boost::lockfree::queue, 3,i:   7,541,646 msg/sec
          boost::lockfree::queue, 4,s:   6,427,169 msg/sec
          boost::lockfree::queue, 4,i:   6,906,615 msg/sec
          boost::lockfree::queue, 5,s:   6,428,597 msg/sec
          boost::lockfree::queue, 5,i:   6,445,267 msg/sec
          boost::lockfree::queue, 6,s:   5,981,363 msg/sec
          boost::lockfree::queue, 6,i:   6,102,099 msg/sec
          boost::lockfree::queue, 7,s:   5,826,987 msg/sec
          boost::lockfree::queue, 7,i:   5,881,643 msg/sec
          boost::lockfree::queue, 8,s:   5,493,163 msg/sec
          boost::lockfree::queue, 8,i:   5,558,883 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 228,473,811 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 441,781,093 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,153,470 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,033,355 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,448,683 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,034,933 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,680,195 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,670,691 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,230,254 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,986,466 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,137,781 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,395,075 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,280,562 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,768,217 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,716,036 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  51,676,265 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,169,763 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,539,538 msg/sec
                pthread_spinlock, 1,s:  28,791,572 msg/sec
                pthread_spinlock, 1,i:  25,426,680 msg/sec
                pthread_spinlock, 2,s:  16,153,087 msg/sec
                pthread_spinlock, 2,i:  16,941,130 msg/sec
                pthread_spinlock, 3,s:   8,313,995 msg/sec
                pthread_spinlock, 3,i:  12,012,460 msg/sec
                pthread_spinlock, 4,s:   6,520,459 msg/sec
                pthread_spinlock, 4,i:   9,187,845 msg/sec
                pthread_spinlock, 5,s:   8,562,135 msg/sec
                pthread_spinlock, 5,i:   9,147,966 msg/sec
                pthread_spinlock, 6,s:   8,599,903 msg/sec
                pthread_spinlock, 6,i:   8,432,484 msg/sec
                pthread_spinlock, 7,s:   7,926,665 msg/sec
                pthread_spinlock, 7,i:   7,864,036 msg/sec
                pthread_spinlock, 8,s:   6,960,656 msg/sec
                pthread_spinlock, 8,i:   6,988,649 msg/sec
                      std::mutex, 1,s:   6,788,097 msg/sec
                      std::mutex, 1,i:   6,970,020 msg/sec
                      std::mutex, 2,s:   6,022,659 msg/sec
                      std::mutex, 2,i:   5,945,068 msg/sec
                      std::mutex, 3,s:   5,967,424 msg/sec
                      std::mutex, 3,i:   6,156,386 msg/sec
                      std::mutex, 4,s:   5,882,563 msg/sec
                      std::mutex, 4,i:   6,382,543 msg/sec
                      std::mutex, 5,s:   6,045,570 msg/sec
                      std::mutex, 5,i:   5,647,964 msg/sec
                      std::mutex, 6,s:   5,963,843 msg/sec
                      std::mutex, 6,i:   5,876,510 msg/sec
                      std::mutex, 7,s:   5,900,602 msg/sec
                      std::mutex, 7,i:   5,780,163 msg/sec
                      std::mutex, 8,s:   5,765,873 msg/sec
                      std::mutex, 8,i:   5,703,836 msg/sec
                 tbb::spin_mutex, 1,s:  37,737,471 msg/sec
                 tbb::spin_mutex, 1,i:  37,753,441 msg/sec
                 tbb::spin_mutex, 2,s:  18,321,800 msg/sec
                 tbb::spin_mutex, 2,i:  18,345,287 msg/sec
                 tbb::spin_mutex, 3,s:   8,453,377 msg/sec
                 tbb::spin_mutex, 3,i:  11,563,566 msg/sec
                 tbb::spin_mutex, 4,s:   3,292,905 msg/sec
                 tbb::spin_mutex, 4,i:   6,337,759 msg/sec
                 tbb::spin_mutex, 5,s:   5,587,395 msg/sec
                 tbb::spin_mutex, 5,i:   5,707,100 msg/sec
                 tbb::spin_mutex, 6,s:   5,310,274 msg/sec
                 tbb::spin_mutex, 6,i:   4,352,145 msg/sec
                 tbb::spin_mutex, 7,s:   4,882,759 msg/sec
                 tbb::spin_mutex, 7,i:   4,348,302 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,854 msg/sec
                 tbb::spin_mutex, 8,i:   4,098,540 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,520,593 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,969,758 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,877,612 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,751,108 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,216,194 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,735,074 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,345,293 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,274,336 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,695,237 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,184,879 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,859,127 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,498,497 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,051,881 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,619,677 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,047,124 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,701,172 msg/sec
     xenium::michael_scott_queue, 1,s:   9,312,194 msg/sec
     xenium::michael_scott_queue, 1,i:   9,383,775 msg/sec
     xenium::michael_scott_queue, 2,s:   8,499,348 msg/sec
     xenium::michael_scott_queue, 2,i:   8,508,038 msg/sec
     xenium::michael_scott_queue, 3,s:   7,181,115 msg/sec
     xenium::michael_scott_queue, 3,i:   7,573,166 msg/sec
     xenium::michael_scott_queue, 4,s:   6,338,402 msg/sec
     xenium::michael_scott_queue, 4,i:   6,329,160 msg/sec
     xenium::michael_scott_queue, 5,s:   6,291,000 msg/sec
     xenium::michael_scott_queue, 5,i:   6,798,503 msg/sec
     xenium::michael_scott_queue, 6,s:   6,471,230 msg/sec
     xenium::michael_scott_queue, 6,i:   6,750,135 msg/sec
     xenium::michael_scott_queue, 7,s:   6,292,183 msg/sec
     xenium::michael_scott_queue, 7,i:   6,671,655 msg/sec
     xenium::michael_scott_queue, 8,s:   5,924,598 msg/sec
     xenium::michael_scott_queue, 8,i:   6,243,333 msg/sec
         xenium::ramalhete_queue, 1,s:  31,499,061 msg/sec
         xenium::ramalhete_queue, 1,i:  31,410,413 msg/sec
         xenium::ramalhete_queue, 2,s:  24,128,288 msg/sec
         xenium::ramalhete_queue, 2,i:  23,232,443 msg/sec
         xenium::ramalhete_queue, 3,s:  29,109,444 msg/sec
         xenium::ramalhete_queue, 3,i:  28,455,445 msg/sec
         xenium::ramalhete_queue, 4,s:  33,922,807 msg/sec
         xenium::ramalhete_queue, 4,i:  33,453,577 msg/sec
         xenium::ramalhete_queue, 5,s:  32,137,616 msg/sec
         xenium::ramalhete_queue, 5,i:  36,062,952 msg/sec
         xenium::ramalhete_queue, 6,s:  34,067,445 msg/sec
         xenium::ramalhete_queue, 6,i:  39,323,723 msg/sec
         xenium::ramalhete_queue, 7,s:  35,200,190 msg/sec
         xenium::ramalhete_queue, 7,i:  41,453,164 msg/sec
         xenium::ramalhete_queue, 8,s:  35,645,521 msg/sec
         xenium::ramalhete_queue, 8,i:  44,275,860 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,055,761 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 116,665,449 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,047,582 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,851,849 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,653,679 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,564,823 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,555,970 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,283,924 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,801,796 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,322,388 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,807,256 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,148,353 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,114,082 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,287,830 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,408,469 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,320,214 msg/sec
                     AtomicQueue, 1,s:  63,074,985 msg/sec
                     AtomicQueue, 1,i:  56,397,570 msg/sec
                     AtomicQueue, 2,s:  12,252,654 msg/sec
                     AtomicQueue, 2,i:  11,766,819 msg/sec
                     AtomicQueue, 3,s:  10,803,677 msg/sec
                     AtomicQueue, 3,i:   9,931,077 msg/sec
                     AtomicQueue, 4,s:   8,202,600 msg/sec
                     AtomicQueue, 4,i:   8,157,847 msg/sec
                     AtomicQueue, 5,s:   7,975,272 msg/sec
                     AtomicQueue, 5,i:   8,092,973 msg/sec
                     AtomicQueue, 6,s:   7,967,444 msg/sec
                     AtomicQueue, 6,i:   7,615,165 msg/sec
                     AtomicQueue, 7,s:   7,118,098 msg/sec
                     AtomicQueue, 7,i:   7,975,470 msg/sec
                     AtomicQueue, 8,s:   6,363,279 msg/sec
                     AtomicQueue, 8,i:   7,492,200 msg/sec
                    AtomicQueueB, 1,s:  44,144,790 msg/sec
                    AtomicQueueB, 1,i:  43,050,781 msg/sec
                    AtomicQueueB, 2,s:  11,875,311 msg/sec
                    AtomicQueueB, 2,i:  11,454,593 msg/sec
                    AtomicQueueB, 3,s:  10,970,915 msg/sec
                    AtomicQueueB, 3,i:  10,051,775 msg/sec
                    AtomicQueueB, 4,s:   8,043,262 msg/sec
                    AtomicQueueB, 4,i:   7,891,875 msg/sec
                    AtomicQueueB, 5,s:   7,439,015 msg/sec
                    AtomicQueueB, 5,i:   7,774,403 msg/sec
                    AtomicQueueB, 6,s:   7,257,900 msg/sec
                    AtomicQueueB, 6,i:   7,520,969 msg/sec
                    AtomicQueueB, 7,s:   6,876,684 msg/sec
                    AtomicQueueB, 7,i:   7,742,721 msg/sec
                    AtomicQueueB, 8,s:   6,233,952 msg/sec
                    AtomicQueueB, 8,i:   7,122,107 msg/sec
             OptimistAtomicQueue, 1,s: 798,389,648 msg/sec
             OptimistAtomicQueue, 1,i: 584,110,784 msg/sec
             OptimistAtomicQueue, 2,s:  32,160,037 msg/sec
             OptimistAtomicQueue, 2,i:  32,191,843 msg/sec
             OptimistAtomicQueue, 3,s:  36,619,734 msg/sec
             OptimistAtomicQueue, 3,i:  37,399,824 msg/sec
             OptimistAtomicQueue, 4,s:  39,268,840 msg/sec
             OptimistAtomicQueue, 4,i:  39,379,911 msg/sec
             OptimistAtomicQueue, 5,s:  41,683,864 msg/sec
             OptimistAtomicQueue, 5,i:  48,450,877 msg/sec
             OptimistAtomicQueue, 6,s:  42,004,941 msg/sec
             OptimistAtomicQueue, 6,i:  50,244,344 msg/sec
             OptimistAtomicQueue, 7,s:  43,970,427 msg/sec
             OptimistAtomicQueue, 7,i:  49,321,591 msg/sec
             OptimistAtomicQueue, 8,s:  46,519,404 msg/sec
             OptimistAtomicQueue, 8,i:  49,231,626 msg/sec
            OptimistAtomicQueueB, 1,s:  77,632,847 msg/sec
            OptimistAtomicQueueB, 1,i:  76,440,700 msg/sec
            OptimistAtomicQueueB, 2,s:  32,158,141 msg/sec
            OptimistAtomicQueueB, 2,i:  31,841,259 msg/sec
            OptimistAtomicQueueB, 3,s:  36,176,522 msg/sec
            OptimistAtomicQueueB, 3,i:  36,869,553 msg/sec
            OptimistAtomicQueueB, 4,s:  38,626,241 msg/sec
            OptimistAtomicQueueB, 4,i:  38,560,846 msg/sec
            OptimistAtomicQueueB, 5,s:  41,034,487 msg/sec
            OptimistAtomicQueueB, 5,i:  44,425,660 msg/sec
            OptimistAtomicQueueB, 6,s:  41,125,692 msg/sec
            OptimistAtomicQueueB, 6,i:  49,201,822 msg/sec
            OptimistAtomicQueueB, 7,s:  42,512,598 msg/sec
            OptimistAtomicQueueB, 7,i:  48,081,356 msg/sec
            OptimistAtomicQueueB, 8,s:  44,395,320 msg/sec
            OptimistAtomicQueueB, 8,i:  47,825,198 msg/sec
                    AtomicQueue2, 1,s:  23,470,038 msg/sec
                    AtomicQueue2, 1,i:  23,485,506 msg/sec
                    AtomicQueue2, 2,s:  11,897,395 msg/sec
                    AtomicQueue2, 2,i:  11,392,671 msg/sec
                    AtomicQueue2, 3,s:   9,562,728 msg/sec
                    AtomicQueue2, 3,i:   9,523,719 msg/sec
                    AtomicQueue2, 4,s:   8,034,312 msg/sec
                    AtomicQueue2, 4,i:   8,037,527 msg/sec
                    AtomicQueue2, 5,s:   7,949,659 msg/sec
                    AtomicQueue2, 5,i:   8,010,654 msg/sec
                    AtomicQueue2, 6,s:   7,826,217 msg/sec
                    AtomicQueue2, 6,i:   7,515,600 msg/sec
                    AtomicQueue2, 7,s:   7,178,001 msg/sec
                    AtomicQueue2, 7,i:   7,883,067 msg/sec
                    AtomicQueue2, 8,s:   6,368,190 msg/sec
                    AtomicQueue2, 8,i:   7,181,890 msg/sec
                   AtomicQueueB2, 1,s:  35,866,471 msg/sec
                   AtomicQueueB2, 1,i:  32,649,236 msg/sec
                   AtomicQueueB2, 2,s:  11,489,418 msg/sec
                   AtomicQueueB2, 2,i:  11,124,276 msg/sec
                   AtomicQueueB2, 3,s:   9,641,082 msg/sec
                   AtomicQueueB2, 3,i:   9,562,339 msg/sec
                   AtomicQueueB2, 4,s:   7,925,046 msg/sec
                   AtomicQueueB2, 4,i:   7,869,545 msg/sec
                   AtomicQueueB2, 5,s:   7,445,492 msg/sec
                   AtomicQueueB2, 5,i:   7,650,444 msg/sec
                   AtomicQueueB2, 6,s:   7,317,869 msg/sec
                   AtomicQueueB2, 6,i:   7,419,182 msg/sec
                   AtomicQueueB2, 7,s:   6,916,643 msg/sec
                   AtomicQueueB2, 7,i:   7,715,846 msg/sec
                   AtomicQueueB2, 8,s:   6,324,558 msg/sec
                   AtomicQueueB2, 8,i:   7,080,264 msg/sec
            OptimistAtomicQueue2, 1,s: 511,017,407 msg/sec
            OptimistAtomicQueue2, 1,i:  29,729,701 msg/sec
            OptimistAtomicQueue2, 2,s:  24,265,954 msg/sec
            OptimistAtomicQueue2, 2,i:  24,016,317 msg/sec
            OptimistAtomicQueue2, 3,s:  30,306,248 msg/sec
            OptimistAtomicQueue2, 3,i:  29,965,691 msg/sec
            OptimistAtomicQueue2, 4,s:  33,127,076 msg/sec
            OptimistAtomicQueue2, 4,i:  33,138,121 msg/sec
            OptimistAtomicQueue2, 5,s:  36,996,756 msg/sec
            OptimistAtomicQueue2, 5,i:  41,470,340 msg/sec
            OptimistAtomicQueue2, 6,s:  40,101,301 msg/sec
            OptimistAtomicQueue2, 6,i:  49,331,834 msg/sec
            OptimistAtomicQueue2, 7,s:  42,862,567 msg/sec
            OptimistAtomicQueue2, 7,i:  47,863,079 msg/sec
            OptimistAtomicQueue2, 8,s:  43,792,799 msg/sec
            OptimistAtomicQueue2, 8,i:  48,339,675 msg/sec
           OptimistAtomicQueueB2, 1,s:  79,005,146 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,878,411 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,257,166 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,095,788 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,714,273 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,062,306 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,031,942 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,779,632 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,513,694 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,538,809 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,352,253 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,314,048 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,771,112 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,468,678 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,209,239 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,629,068 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000325 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000155 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000457 sec/round-trip
                 tbb::spin_mutex: 0.000000256 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[103] 345m:27s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,857,281 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,551,234 msg/sec
          boost::lockfree::queue, 1,s:   6,925,798 msg/sec
          boost::lockfree::queue, 1,i:   6,818,521 msg/sec
          boost::lockfree::queue, 2,s:   7,576,768 msg/sec
          boost::lockfree::queue, 2,i:   7,556,554 msg/sec
          boost::lockfree::queue, 3,s:   7,322,584 msg/sec
          boost::lockfree::queue, 3,i:   7,561,952 msg/sec
          boost::lockfree::queue, 4,s:   6,420,714 msg/sec
          boost::lockfree::queue, 4,i:   6,761,810 msg/sec
          boost::lockfree::queue, 5,s:   6,421,942 msg/sec
          boost::lockfree::queue, 5,i:   6,500,084 msg/sec
          boost::lockfree::queue, 6,s:   5,989,020 msg/sec
          boost::lockfree::queue, 6,i:   6,066,888 msg/sec
          boost::lockfree::queue, 7,s:   5,993,605 msg/sec
          boost::lockfree::queue, 7,i:   6,051,159 msg/sec
          boost::lockfree::queue, 8,s:   5,465,862 msg/sec
          boost::lockfree::queue, 8,i:   5,576,843 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 490,467,217 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 456,507,086 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,467,459 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,620,662 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,402,273 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,756,781 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,431,400 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,753,458 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,789,806 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,956,971 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,250,855 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,816,717 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,653,473 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,518,582 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,919,460 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,517,959 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,382,835 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,741,331 msg/sec
                pthread_spinlock, 1,s:  29,203,408 msg/sec
                pthread_spinlock, 1,i:  25,260,429 msg/sec
                pthread_spinlock, 2,s:  15,630,252 msg/sec
                pthread_spinlock, 2,i:  16,862,624 msg/sec
                pthread_spinlock, 3,s:   8,344,607 msg/sec
                pthread_spinlock, 3,i:  12,250,682 msg/sec
                pthread_spinlock, 4,s:   6,556,954 msg/sec
                pthread_spinlock, 4,i:   8,956,974 msg/sec
                pthread_spinlock, 5,s:   8,664,003 msg/sec
                pthread_spinlock, 5,i:   9,245,831 msg/sec
                pthread_spinlock, 6,s:   8,647,164 msg/sec
                pthread_spinlock, 6,i:   8,991,286 msg/sec
                pthread_spinlock, 7,s:   7,496,710 msg/sec
                pthread_spinlock, 7,i:   7,627,478 msg/sec
                pthread_spinlock, 8,s:   6,819,586 msg/sec
                pthread_spinlock, 8,i:   6,795,277 msg/sec
                      std::mutex, 1,s:   6,790,740 msg/sec
                      std::mutex, 1,i:   7,966,287 msg/sec
                      std::mutex, 2,s:   5,943,804 msg/sec
                      std::mutex, 2,i:   6,062,952 msg/sec
                      std::mutex, 3,s:   6,117,313 msg/sec
                      std::mutex, 3,i:   6,247,394 msg/sec
                      std::mutex, 4,s:   6,314,990 msg/sec
                      std::mutex, 4,i:   6,367,695 msg/sec
                      std::mutex, 5,s:   6,198,229 msg/sec
                      std::mutex, 5,i:   6,030,466 msg/sec
                      std::mutex, 6,s:   6,122,599 msg/sec
                      std::mutex, 6,i:   6,081,746 msg/sec
                      std::mutex, 7,s:   5,933,182 msg/sec
                      std::mutex, 7,i:   5,936,122 msg/sec
                      std::mutex, 8,s:   5,737,358 msg/sec
                      std::mutex, 8,i:   5,756,056 msg/sec
                 tbb::spin_mutex, 1,s:  37,520,108 msg/sec
                 tbb::spin_mutex, 1,i:  36,625,529 msg/sec
                 tbb::spin_mutex, 2,s:  21,172,963 msg/sec
                 tbb::spin_mutex, 2,i:  18,239,882 msg/sec
                 tbb::spin_mutex, 3,s:   8,417,136 msg/sec
                 tbb::spin_mutex, 3,i:  10,287,878 msg/sec
                 tbb::spin_mutex, 4,s:   3,256,819 msg/sec
                 tbb::spin_mutex, 4,i:   6,320,823 msg/sec
                 tbb::spin_mutex, 5,s:   5,498,527 msg/sec
                 tbb::spin_mutex, 5,i:   5,705,892 msg/sec
                 tbb::spin_mutex, 6,s:   5,342,239 msg/sec
                 tbb::spin_mutex, 6,i:   4,352,601 msg/sec
                 tbb::spin_mutex, 7,s:   4,846,898 msg/sec
                 tbb::spin_mutex, 7,i:   4,342,991 msg/sec
                 tbb::spin_mutex, 8,s:   3,872,086 msg/sec
                 tbb::spin_mutex, 8,i:   4,099,097 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,099,058 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,230,848 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,135,375 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,894,414 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,370,223 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,406,347 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,050,688 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,308,819 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,585,907 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,391,703 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,618,880 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,720,895 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,630,688 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,082,896 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,719,523 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,886,627 msg/sec
     xenium::michael_scott_queue, 1,s:   9,463,248 msg/sec
     xenium::michael_scott_queue, 1,i:   9,468,778 msg/sec
     xenium::michael_scott_queue, 2,s:   8,495,609 msg/sec
     xenium::michael_scott_queue, 2,i:   8,558,266 msg/sec
     xenium::michael_scott_queue, 3,s:   7,150,705 msg/sec
     xenium::michael_scott_queue, 3,i:   7,556,749 msg/sec
     xenium::michael_scott_queue, 4,s:   6,334,018 msg/sec
     xenium::michael_scott_queue, 4,i:   6,377,774 msg/sec
     xenium::michael_scott_queue, 5,s:   6,306,273 msg/sec
     xenium::michael_scott_queue, 5,i:   6,691,464 msg/sec
     xenium::michael_scott_queue, 6,s:   6,485,322 msg/sec
     xenium::michael_scott_queue, 6,i:   6,972,089 msg/sec
     xenium::michael_scott_queue, 7,s:   6,360,407 msg/sec
     xenium::michael_scott_queue, 7,i:   6,522,368 msg/sec
     xenium::michael_scott_queue, 8,s:   6,016,685 msg/sec
     xenium::michael_scott_queue, 8,i:   6,071,768 msg/sec
         xenium::ramalhete_queue, 1,s:  32,315,722 msg/sec
         xenium::ramalhete_queue, 1,i:  32,712,998 msg/sec
         xenium::ramalhete_queue, 2,s:  23,526,940 msg/sec
         xenium::ramalhete_queue, 2,i:  23,362,405 msg/sec
         xenium::ramalhete_queue, 3,s:  29,367,884 msg/sec
         xenium::ramalhete_queue, 3,i:  28,539,230 msg/sec
         xenium::ramalhete_queue, 4,s:  33,871,453 msg/sec
         xenium::ramalhete_queue, 4,i:  33,443,179 msg/sec
         xenium::ramalhete_queue, 5,s:  32,120,351 msg/sec
         xenium::ramalhete_queue, 5,i:  36,153,573 msg/sec
         xenium::ramalhete_queue, 6,s:  34,060,272 msg/sec
         xenium::ramalhete_queue, 6,i:  38,999,357 msg/sec
         xenium::ramalhete_queue, 7,s:  35,227,809 msg/sec
         xenium::ramalhete_queue, 7,i:  41,718,251 msg/sec
         xenium::ramalhete_queue, 8,s:  35,727,106 msg/sec
         xenium::ramalhete_queue, 8,i:  44,050,947 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,268,437 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 118,650,679 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,859,019 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,652,655 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,689,786 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,836,505 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,586,072 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,216,711 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,533,380 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,242,545 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,936,395 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,186,866 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,174,494 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,302,922 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,413,521 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,549,279 msg/sec
                     AtomicQueue, 1,s:  64,132,045 msg/sec
                     AtomicQueue, 1,i:  56,347,532 msg/sec
                     AtomicQueue, 2,s:  12,246,676 msg/sec
                     AtomicQueue, 2,i:  11,770,750 msg/sec
                     AtomicQueue, 3,s:  10,792,583 msg/sec
                     AtomicQueue, 3,i:   9,898,776 msg/sec
                     AtomicQueue, 4,s:   8,199,861 msg/sec
                     AtomicQueue, 4,i:   8,201,727 msg/sec
                     AtomicQueue, 5,s:   8,058,192 msg/sec
                     AtomicQueue, 5,i:   8,143,721 msg/sec
                     AtomicQueue, 6,s:   7,838,078 msg/sec
                     AtomicQueue, 6,i:   7,620,903 msg/sec
                     AtomicQueue, 7,s:   7,157,065 msg/sec
                     AtomicQueue, 7,i:   7,970,588 msg/sec
                     AtomicQueue, 8,s:   6,346,319 msg/sec
                     AtomicQueue, 8,i:   7,470,759 msg/sec
                    AtomicQueueB, 1,s:  43,911,013 msg/sec
                    AtomicQueueB, 1,i:  43,055,870 msg/sec
                    AtomicQueueB, 2,s:  11,808,933 msg/sec
                    AtomicQueueB, 2,i:  11,517,235 msg/sec
                    AtomicQueueB, 3,s:  11,009,347 msg/sec
                    AtomicQueueB, 3,i:  10,273,398 msg/sec
                    AtomicQueueB, 4,s:   8,061,327 msg/sec
                    AtomicQueueB, 4,i:   8,067,569 msg/sec
                    AtomicQueueB, 5,s:   7,585,401 msg/sec
                    AtomicQueueB, 5,i:   7,851,638 msg/sec
                    AtomicQueueB, 6,s:   7,389,400 msg/sec
                    AtomicQueueB, 6,i:   7,522,819 msg/sec
                    AtomicQueueB, 7,s:   6,858,590 msg/sec
                    AtomicQueueB, 7,i:   7,718,891 msg/sec
                    AtomicQueueB, 8,s:   6,228,408 msg/sec
                    AtomicQueueB, 8,i:   7,170,092 msg/sec
             OptimistAtomicQueue, 1,s: 772,793,943 msg/sec
             OptimistAtomicQueue, 1,i: 690,175,421 msg/sec
             OptimistAtomicQueue, 2,s:  32,614,869 msg/sec
             OptimistAtomicQueue, 2,i:  32,700,116 msg/sec
             OptimistAtomicQueue, 3,s:  36,702,732 msg/sec
             OptimistAtomicQueue, 3,i:  37,399,580 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,064 msg/sec
             OptimistAtomicQueue, 4,i:  39,424,085 msg/sec
             OptimistAtomicQueue, 5,s:  41,793,480 msg/sec
             OptimistAtomicQueue, 5,i:  47,176,538 msg/sec
             OptimistAtomicQueue, 6,s:  41,960,516 msg/sec
             OptimistAtomicQueue, 6,i:  49,842,325 msg/sec
             OptimistAtomicQueue, 7,s:  45,121,817 msg/sec
             OptimistAtomicQueue, 7,i:  49,490,655 msg/sec
             OptimistAtomicQueue, 8,s:  46,409,842 msg/sec
             OptimistAtomicQueue, 8,i:  48,905,920 msg/sec
            OptimistAtomicQueueB, 1,s: 293,799,673 msg/sec
            OptimistAtomicQueueB, 1,i:  77,698,201 msg/sec
            OptimistAtomicQueueB, 2,s:  32,166,207 msg/sec
            OptimistAtomicQueueB, 2,i:  32,270,903 msg/sec
            OptimistAtomicQueueB, 3,s:  36,146,225 msg/sec
            OptimistAtomicQueueB, 3,i:  36,741,225 msg/sec
            OptimistAtomicQueueB, 4,s:  38,621,669 msg/sec
            OptimistAtomicQueueB, 4,i:  38,595,055 msg/sec
            OptimistAtomicQueueB, 5,s:  40,447,578 msg/sec
            OptimistAtomicQueueB, 5,i:  45,377,638 msg/sec
            OptimistAtomicQueueB, 6,s:  41,049,178 msg/sec
            OptimistAtomicQueueB, 6,i:  49,269,039 msg/sec
            OptimistAtomicQueueB, 7,s:  41,461,994 msg/sec
            OptimistAtomicQueueB, 7,i:  51,456,426 msg/sec
            OptimistAtomicQueueB, 8,s:  44,355,983 msg/sec
            OptimistAtomicQueueB, 8,i:  48,358,723 msg/sec
                    AtomicQueue2, 1,s:  22,956,213 msg/sec
                    AtomicQueue2, 1,i:  22,900,416 msg/sec
                    AtomicQueue2, 2,s:  11,952,664 msg/sec
                    AtomicQueue2, 2,i:  11,571,244 msg/sec
                    AtomicQueue2, 3,s:   9,699,210 msg/sec
                    AtomicQueue2, 3,i:   9,375,216 msg/sec
                    AtomicQueue2, 4,s:   8,100,860 msg/sec
                    AtomicQueue2, 4,i:   8,085,723 msg/sec
                    AtomicQueue2, 5,s:   7,940,592 msg/sec
                    AtomicQueue2, 5,i:   8,016,354 msg/sec
                    AtomicQueue2, 6,s:   7,682,785 msg/sec
                    AtomicQueue2, 6,i:   7,539,656 msg/sec
                    AtomicQueue2, 7,s:   7,124,358 msg/sec
                    AtomicQueue2, 7,i:   7,909,452 msg/sec
                    AtomicQueue2, 8,s:   6,412,208 msg/sec
                    AtomicQueue2, 8,i:   7,358,211 msg/sec
                   AtomicQueueB2, 1,s:  36,260,738 msg/sec
                   AtomicQueueB2, 1,i:  32,618,199 msg/sec
                   AtomicQueueB2, 2,s:  11,485,171 msg/sec
                   AtomicQueueB2, 2,i:  11,137,302 msg/sec
                   AtomicQueueB2, 3,s:   9,733,805 msg/sec
                   AtomicQueueB2, 3,i:   9,620,575 msg/sec
                   AtomicQueueB2, 4,s:   7,963,458 msg/sec
                   AtomicQueueB2, 4,i:   7,836,504 msg/sec
                   AtomicQueueB2, 5,s:   7,461,593 msg/sec
                   AtomicQueueB2, 5,i:   7,726,351 msg/sec
                   AtomicQueueB2, 6,s:   7,326,796 msg/sec
                   AtomicQueueB2, 6,i:   7,453,783 msg/sec
                   AtomicQueueB2, 7,s:   6,877,210 msg/sec
                   AtomicQueueB2, 7,i:   7,715,983 msg/sec
                   AtomicQueueB2, 8,s:   6,272,038 msg/sec
                   AtomicQueueB2, 8,i:   7,053,538 msg/sec
            OptimistAtomicQueue2, 1,s: 442,273,275 msg/sec
            OptimistAtomicQueue2, 1,i:  32,226,565 msg/sec
            OptimistAtomicQueue2, 2,s:  25,362,257 msg/sec
            OptimistAtomicQueue2, 2,i:  24,002,190 msg/sec
            OptimistAtomicQueue2, 3,s:  30,323,042 msg/sec
            OptimistAtomicQueue2, 3,i:  30,950,474 msg/sec
            OptimistAtomicQueue2, 4,s:  33,374,044 msg/sec
            OptimistAtomicQueue2, 4,i:  33,167,919 msg/sec
            OptimistAtomicQueue2, 5,s:  37,313,627 msg/sec
            OptimistAtomicQueue2, 5,i:  40,191,019 msg/sec
            OptimistAtomicQueue2, 6,s:  39,971,967 msg/sec
            OptimistAtomicQueue2, 6,i:  49,243,496 msg/sec
            OptimistAtomicQueue2, 7,s:  42,585,334 msg/sec
            OptimistAtomicQueue2, 7,i:  48,210,216 msg/sec
            OptimistAtomicQueue2, 8,s:  43,746,042 msg/sec
            OptimistAtomicQueue2, 8,i:  48,965,416 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,724,477 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,870,498 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,150,147 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,261,066 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,716,788 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,492,591 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,304,809 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,189,014 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,615,689 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,224,969 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,248,307 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,609,239 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,761,153 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,157,656 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,345,554 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,215,210 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000135 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000516 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000226 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[104] 344m:8s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,109,540 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,902,364 msg/sec
          boost::lockfree::queue, 1,s:   6,913,863 msg/sec
          boost::lockfree::queue, 1,i:   6,947,570 msg/sec
          boost::lockfree::queue, 2,s:   7,558,285 msg/sec
          boost::lockfree::queue, 2,i:   7,545,504 msg/sec
          boost::lockfree::queue, 3,s:   7,441,621 msg/sec
          boost::lockfree::queue, 3,i:   7,648,842 msg/sec
          boost::lockfree::queue, 4,s:   6,421,476 msg/sec
          boost::lockfree::queue, 4,i:   6,769,063 msg/sec
          boost::lockfree::queue, 5,s:   6,399,896 msg/sec
          boost::lockfree::queue, 5,i:   6,448,911 msg/sec
          boost::lockfree::queue, 6,s:   5,962,224 msg/sec
          boost::lockfree::queue, 6,i:   6,088,909 msg/sec
          boost::lockfree::queue, 7,s:   5,988,564 msg/sec
          boost::lockfree::queue, 7,i:   5,945,361 msg/sec
          boost::lockfree::queue, 8,s:   5,427,303 msg/sec
          boost::lockfree::queue, 8,i:   5,644,723 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 122,432,281 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  53,792,912 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,870,634 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,243,258 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,183,992 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,031,374 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,691,035 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,624,143 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,494,502 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,255,202 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,225,435 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,116,107 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,285,621 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,248,618 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,810,837 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,914,005 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,259,277 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,299,590 msg/sec
                pthread_spinlock, 1,s:  29,426,603 msg/sec
                pthread_spinlock, 1,i:  25,350,022 msg/sec
                pthread_spinlock, 2,s:  16,130,154 msg/sec
                pthread_spinlock, 2,i:  18,163,815 msg/sec
                pthread_spinlock, 3,s:   8,480,064 msg/sec
                pthread_spinlock, 3,i:  12,008,703 msg/sec
                pthread_spinlock, 4,s:   6,490,597 msg/sec
                pthread_spinlock, 4,i:   8,919,010 msg/sec
                pthread_spinlock, 5,s:   8,748,582 msg/sec
                pthread_spinlock, 5,i:   9,137,653 msg/sec
                pthread_spinlock, 6,s:   8,258,893 msg/sec
                pthread_spinlock, 6,i:   8,504,251 msg/sec
                pthread_spinlock, 7,s:   7,537,214 msg/sec
                pthread_spinlock, 7,i:   7,951,616 msg/sec
                pthread_spinlock, 8,s:   6,623,628 msg/sec
                pthread_spinlock, 8,i:   6,933,653 msg/sec
                      std::mutex, 1,s:   6,539,796 msg/sec
                      std::mutex, 1,i:   7,166,092 msg/sec
                      std::mutex, 2,s:   5,245,673 msg/sec
                      std::mutex, 2,i:   6,048,808 msg/sec
                      std::mutex, 3,s:   6,111,675 msg/sec
                      std::mutex, 3,i:   5,650,071 msg/sec
                      std::mutex, 4,s:   6,001,233 msg/sec
                      std::mutex, 4,i:   6,208,649 msg/sec
                      std::mutex, 5,s:   6,042,418 msg/sec
                      std::mutex, 5,i:   6,094,291 msg/sec
                      std::mutex, 6,s:   5,876,735 msg/sec
                      std::mutex, 6,i:   5,917,265 msg/sec
                      std::mutex, 7,s:   5,750,754 msg/sec
                      std::mutex, 7,i:   5,805,442 msg/sec
                      std::mutex, 8,s:   5,641,691 msg/sec
                      std::mutex, 8,i:   5,671,886 msg/sec
                 tbb::spin_mutex, 1,s:  37,759,034 msg/sec
                 tbb::spin_mutex, 1,i:  37,631,980 msg/sec
                 tbb::spin_mutex, 2,s:  21,180,871 msg/sec
                 tbb::spin_mutex, 2,i:  18,332,064 msg/sec
                 tbb::spin_mutex, 3,s:   7,428,677 msg/sec
                 tbb::spin_mutex, 3,i:  11,143,887 msg/sec
                 tbb::spin_mutex, 4,s:   3,177,601 msg/sec
                 tbb::spin_mutex, 4,i:   6,297,187 msg/sec
                 tbb::spin_mutex, 5,s:   5,189,735 msg/sec
                 tbb::spin_mutex, 5,i:   5,423,796 msg/sec
                 tbb::spin_mutex, 6,s:   5,248,561 msg/sec
                 tbb::spin_mutex, 6,i:   4,357,638 msg/sec
                 tbb::spin_mutex, 7,s:   4,826,035 msg/sec
                 tbb::spin_mutex, 7,i:   4,325,626 msg/sec
                 tbb::spin_mutex, 8,s:   4,230,967 msg/sec
                 tbb::spin_mutex, 8,i:   4,204,707 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,171,820 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,797,233 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,840,896 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,169,477 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,185,631 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,253,515 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,049,199 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,235,423 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,578,830 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,372,729 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,603,418 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,712,189 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,634,582 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,095,196 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,728,822 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,925,758 msg/sec
     xenium::michael_scott_queue, 1,s:  10,062,279 msg/sec
     xenium::michael_scott_queue, 1,i:   9,860,703 msg/sec
     xenium::michael_scott_queue, 2,s:   8,640,403 msg/sec
     xenium::michael_scott_queue, 2,i:   8,487,368 msg/sec
     xenium::michael_scott_queue, 3,s:   7,247,207 msg/sec
     xenium::michael_scott_queue, 3,i:   7,541,526 msg/sec
     xenium::michael_scott_queue, 4,s:   6,217,799 msg/sec
     xenium::michael_scott_queue, 4,i:   6,287,898 msg/sec
     xenium::michael_scott_queue, 5,s:   6,292,086 msg/sec
     xenium::michael_scott_queue, 5,i:   6,655,606 msg/sec
     xenium::michael_scott_queue, 6,s:   6,481,924 msg/sec
     xenium::michael_scott_queue, 6,i:   6,777,839 msg/sec
     xenium::michael_scott_queue, 7,s:   6,363,139 msg/sec
     xenium::michael_scott_queue, 7,i:   6,473,448 msg/sec
     xenium::michael_scott_queue, 8,s:   6,028,161 msg/sec
     xenium::michael_scott_queue, 8,i:   6,114,129 msg/sec
         xenium::ramalhete_queue, 1,s:  29,510,581 msg/sec
         xenium::ramalhete_queue, 1,i:  31,002,327 msg/sec
         xenium::ramalhete_queue, 2,s:  23,423,284 msg/sec
         xenium::ramalhete_queue, 2,i:  23,300,564 msg/sec
         xenium::ramalhete_queue, 3,s:  29,184,101 msg/sec
         xenium::ramalhete_queue, 3,i:  28,407,329 msg/sec
         xenium::ramalhete_queue, 4,s:  33,744,752 msg/sec
         xenium::ramalhete_queue, 4,i:  33,385,662 msg/sec
         xenium::ramalhete_queue, 5,s:  32,089,180 msg/sec
         xenium::ramalhete_queue, 5,i:  35,903,993 msg/sec
         xenium::ramalhete_queue, 6,s:  33,958,203 msg/sec
         xenium::ramalhete_queue, 6,i:  39,527,641 msg/sec
         xenium::ramalhete_queue, 7,s:  35,097,840 msg/sec
         xenium::ramalhete_queue, 7,i:  41,900,136 msg/sec
         xenium::ramalhete_queue, 8,s:  35,567,899 msg/sec
         xenium::ramalhete_queue, 8,i:  43,793,844 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,259,768 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 110,249,061 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,617,324 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,262,933 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,636,418 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,497,344 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,634,947 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,128,837 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,364,025 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,354,268 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,779,595 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,780,005 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,274,750 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,343,860 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,395,879 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,259,785 msg/sec
                     AtomicQueue, 1,s: 106,645,624 msg/sec
                     AtomicQueue, 1,i:  56,816,878 msg/sec
                     AtomicQueue, 2,s:  12,263,454 msg/sec
                     AtomicQueue, 2,i:  11,738,843 msg/sec
                     AtomicQueue, 3,s:  10,793,360 msg/sec
                     AtomicQueue, 3,i:  10,008,843 msg/sec
                     AtomicQueue, 4,s:   8,169,697 msg/sec
                     AtomicQueue, 4,i:   8,191,311 msg/sec
                     AtomicQueue, 5,s:   8,043,102 msg/sec
                     AtomicQueue, 5,i:   8,128,668 msg/sec
                     AtomicQueue, 6,s:   7,791,881 msg/sec
                     AtomicQueue, 6,i:   7,612,516 msg/sec
                     AtomicQueue, 7,s:   7,140,585 msg/sec
                     AtomicQueue, 7,i:   7,993,118 msg/sec
                     AtomicQueue, 8,s:   6,328,557 msg/sec
                     AtomicQueue, 8,i:   7,322,277 msg/sec
                    AtomicQueueB, 1,s:  43,933,129 msg/sec
                    AtomicQueueB, 1,i:  42,940,636 msg/sec
                    AtomicQueueB, 2,s:  11,716,597 msg/sec
                    AtomicQueueB, 2,i:  11,496,431 msg/sec
                    AtomicQueueB, 3,s:  11,018,016 msg/sec
                    AtomicQueueB, 3,i:  10,153,939 msg/sec
                    AtomicQueueB, 4,s:   8,098,101 msg/sec
                    AtomicQueueB, 4,i:   8,074,658 msg/sec
                    AtomicQueueB, 5,s:   7,554,761 msg/sec
                    AtomicQueueB, 5,i:   7,858,409 msg/sec
                    AtomicQueueB, 6,s:   7,398,424 msg/sec
                    AtomicQueueB, 6,i:   7,507,692 msg/sec
                    AtomicQueueB, 7,s:   6,921,764 msg/sec
                    AtomicQueueB, 7,i:   7,745,552 msg/sec
                    AtomicQueueB, 8,s:   6,336,777 msg/sec
                    AtomicQueueB, 8,i:   7,097,533 msg/sec
             OptimistAtomicQueue, 1,s: 706,896,749 msg/sec
             OptimistAtomicQueue, 1,i: 713,467,774 msg/sec
             OptimistAtomicQueue, 2,s:  32,643,744 msg/sec
             OptimistAtomicQueue, 2,i:  32,717,590 msg/sec
             OptimistAtomicQueue, 3,s:  36,664,180 msg/sec
             OptimistAtomicQueue, 3,i:  37,391,385 msg/sec
             OptimistAtomicQueue, 4,s:  39,281,085 msg/sec
             OptimistAtomicQueue, 4,i:  39,348,216 msg/sec
             OptimistAtomicQueue, 5,s:  42,286,884 msg/sec
             OptimistAtomicQueue, 5,i:  47,576,045 msg/sec
             OptimistAtomicQueue, 6,s:  42,615,683 msg/sec
             OptimistAtomicQueue, 6,i:  50,454,138 msg/sec
             OptimistAtomicQueue, 7,s:  44,211,349 msg/sec
             OptimistAtomicQueue, 7,i:  53,078,794 msg/sec
             OptimistAtomicQueue, 8,s:  46,331,897 msg/sec
             OptimistAtomicQueue, 8,i:  49,498,261 msg/sec
            OptimistAtomicQueueB, 1,s: 120,872,374 msg/sec
            OptimistAtomicQueueB, 1,i: 125,059,090 msg/sec
            OptimistAtomicQueueB, 2,s:  32,161,361 msg/sec
            OptimistAtomicQueueB, 2,i:  31,802,397 msg/sec
            OptimistAtomicQueueB, 3,s:  36,214,677 msg/sec
            OptimistAtomicQueueB, 3,i:  36,938,625 msg/sec
            OptimistAtomicQueueB, 4,s:  38,747,682 msg/sec
            OptimistAtomicQueueB, 4,i:  38,699,561 msg/sec
            OptimistAtomicQueueB, 5,s:  40,557,630 msg/sec
            OptimistAtomicQueueB, 5,i:  45,413,247 msg/sec
            OptimistAtomicQueueB, 6,s:  41,054,501 msg/sec
            OptimistAtomicQueueB, 6,i:  48,685,957 msg/sec
            OptimistAtomicQueueB, 7,s:  41,849,380 msg/sec
            OptimistAtomicQueueB, 7,i:  47,925,966 msg/sec
            OptimistAtomicQueueB, 8,s:  44,400,781 msg/sec
            OptimistAtomicQueueB, 8,i:  48,738,517 msg/sec
                    AtomicQueue2, 1,s:  22,908,775 msg/sec
                    AtomicQueue2, 1,i:  22,876,923 msg/sec
                    AtomicQueue2, 2,s:  11,838,991 msg/sec
                    AtomicQueue2, 2,i:  11,466,118 msg/sec
                    AtomicQueue2, 3,s:   9,543,011 msg/sec
                    AtomicQueue2, 3,i:   9,399,056 msg/sec
                    AtomicQueue2, 4,s:   8,044,285 msg/sec
                    AtomicQueue2, 4,i:   8,048,853 msg/sec
                    AtomicQueue2, 5,s:   7,937,407 msg/sec
                    AtomicQueue2, 5,i:   8,032,018 msg/sec
                    AtomicQueue2, 6,s:   7,581,362 msg/sec
                    AtomicQueue2, 6,i:   7,544,381 msg/sec
                    AtomicQueue2, 7,s:   7,141,500 msg/sec
                    AtomicQueue2, 7,i:   7,890,670 msg/sec
                    AtomicQueue2, 8,s:   6,371,071 msg/sec
                    AtomicQueue2, 8,i:   7,352,461 msg/sec
                   AtomicQueueB2, 1,s:  36,169,065 msg/sec
                   AtomicQueueB2, 1,i:  32,609,076 msg/sec
                   AtomicQueueB2, 2,s:  11,418,359 msg/sec
                   AtomicQueueB2, 2,i:  11,119,279 msg/sec
                   AtomicQueueB2, 3,s:   9,671,890 msg/sec
                   AtomicQueueB2, 3,i:   9,564,732 msg/sec
                   AtomicQueueB2, 4,s:   7,881,748 msg/sec
                   AtomicQueueB2, 4,i:   7,788,652 msg/sec
                   AtomicQueueB2, 5,s:   7,465,751 msg/sec
                   AtomicQueueB2, 5,i:   7,737,158 msg/sec
                   AtomicQueueB2, 6,s:   7,210,797 msg/sec
                   AtomicQueueB2, 6,i:   7,438,856 msg/sec
                   AtomicQueueB2, 7,s:   6,921,609 msg/sec
                   AtomicQueueB2, 7,i:   7,705,096 msg/sec
                   AtomicQueueB2, 8,s:   6,269,920 msg/sec
                   AtomicQueueB2, 8,i:   7,076,020 msg/sec
            OptimistAtomicQueue2, 1,s:  32,038,752 msg/sec
            OptimistAtomicQueue2, 1,i:  29,551,197 msg/sec
            OptimistAtomicQueue2, 2,s:  26,207,071 msg/sec
            OptimistAtomicQueue2, 2,i:  24,880,732 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,961 msg/sec
            OptimistAtomicQueue2, 3,i:  30,276,607 msg/sec
            OptimistAtomicQueue2, 4,s:  33,511,418 msg/sec
            OptimistAtomicQueue2, 4,i:  33,341,381 msg/sec
            OptimistAtomicQueue2, 5,s:  37,135,601 msg/sec
            OptimistAtomicQueue2, 5,i:  42,692,916 msg/sec
            OptimistAtomicQueue2, 6,s:  39,859,606 msg/sec
            OptimistAtomicQueue2, 6,i:  49,107,087 msg/sec
            OptimistAtomicQueue2, 7,s:  42,736,615 msg/sec
            OptimistAtomicQueue2, 7,i:  51,746,308 msg/sec
            OptimistAtomicQueue2, 8,s:  43,914,439 msg/sec
            OptimistAtomicQueue2, 8,i:  48,461,093 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,449,427 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,880,626 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,713,861 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,169,659 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,142,896 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,980,707 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,272,745 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,053,730 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,607,209 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,163,651 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,719,615 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,373,753 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,048,107 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,110,388 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,173,901 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,845,948 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000266 sec/round-trip
                      std::mutex: 0.000000515 sec/round-trip
                 tbb::spin_mutex: 0.000000273 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000295 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000273 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000206 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000170 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[105] 342m:49s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,784,838 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,380,306 msg/sec
          boost::lockfree::queue, 1,s:   6,780,811 msg/sec
          boost::lockfree::queue, 1,i:   6,914,935 msg/sec
          boost::lockfree::queue, 2,s:   7,582,861 msg/sec
          boost::lockfree::queue, 2,i:   7,427,187 msg/sec
          boost::lockfree::queue, 3,s:   7,398,985 msg/sec
          boost::lockfree::queue, 3,i:   7,544,889 msg/sec
          boost::lockfree::queue, 4,s:   6,419,625 msg/sec
          boost::lockfree::queue, 4,i:   6,796,211 msg/sec
          boost::lockfree::queue, 5,s:   6,428,255 msg/sec
          boost::lockfree::queue, 5,i:   6,482,198 msg/sec
          boost::lockfree::queue, 6,s:   6,014,409 msg/sec
          boost::lockfree::queue, 6,i:   6,085,561 msg/sec
          boost::lockfree::queue, 7,s:   5,760,519 msg/sec
          boost::lockfree::queue, 7,i:   6,059,791 msg/sec
          boost::lockfree::queue, 8,s:   5,446,513 msg/sec
          boost::lockfree::queue, 8,i:   5,595,322 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 495,115,745 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 494,836,504 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,798,157 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,879,830 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,832,782 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,846,187 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,665,600 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,636,733 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,796,872 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,300,156 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,235,829 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,123,735 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  43,990,250 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,164,554 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,328,885 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  47,083,688 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,331,212 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,954,756 msg/sec
                pthread_spinlock, 1,s:  28,953,287 msg/sec
                pthread_spinlock, 1,i:  25,372,636 msg/sec
                pthread_spinlock, 2,s:  16,107,073 msg/sec
                pthread_spinlock, 2,i:  16,723,434 msg/sec
                pthread_spinlock, 3,s:   8,305,792 msg/sec
                pthread_spinlock, 3,i:  12,110,992 msg/sec
                pthread_spinlock, 4,s:   6,560,615 msg/sec
                pthread_spinlock, 4,i:   9,028,326 msg/sec
                pthread_spinlock, 5,s:   8,787,556 msg/sec
                pthread_spinlock, 5,i:   8,887,090 msg/sec
                pthread_spinlock, 6,s:   8,576,726 msg/sec
                pthread_spinlock, 6,i:   9,030,549 msg/sec
                pthread_spinlock, 7,s:   7,677,177 msg/sec
                pthread_spinlock, 7,i:   7,755,574 msg/sec
                pthread_spinlock, 8,s:   6,793,577 msg/sec
                pthread_spinlock, 8,i:   7,365,685 msg/sec
                      std::mutex, 1,s:   5,927,294 msg/sec
                      std::mutex, 1,i:   6,436,446 msg/sec
                      std::mutex, 2,s:   5,656,399 msg/sec
                      std::mutex, 2,i:   5,861,959 msg/sec
                      std::mutex, 3,s:   5,749,826 msg/sec
                      std::mutex, 3,i:   5,969,037 msg/sec
                      std::mutex, 4,s:   6,215,235 msg/sec
                      std::mutex, 4,i:   6,180,768 msg/sec
                      std::mutex, 5,s:   5,962,781 msg/sec
                      std::mutex, 5,i:   6,013,722 msg/sec
                      std::mutex, 6,s:   5,866,644 msg/sec
                      std::mutex, 6,i:   5,830,275 msg/sec
                      std::mutex, 7,s:   5,780,870 msg/sec
                      std::mutex, 7,i:   5,703,523 msg/sec
                      std::mutex, 8,s:   5,639,225 msg/sec
                      std::mutex, 8,i:   5,602,849 msg/sec
                 tbb::spin_mutex, 1,s:  41,700,250 msg/sec
                 tbb::spin_mutex, 1,i:  41,688,103 msg/sec
                 tbb::spin_mutex, 2,s:  21,490,529 msg/sec
                 tbb::spin_mutex, 2,i:  18,275,226 msg/sec
                 tbb::spin_mutex, 3,s:   8,465,068 msg/sec
                 tbb::spin_mutex, 3,i:  10,972,500 msg/sec
                 tbb::spin_mutex, 4,s:   3,377,280 msg/sec
                 tbb::spin_mutex, 4,i:   6,414,493 msg/sec
                 tbb::spin_mutex, 5,s:   5,409,430 msg/sec
                 tbb::spin_mutex, 5,i:   5,497,142 msg/sec
                 tbb::spin_mutex, 6,s:   5,363,411 msg/sec
                 tbb::spin_mutex, 6,i:   4,423,568 msg/sec
                 tbb::spin_mutex, 7,s:   4,826,824 msg/sec
                 tbb::spin_mutex, 7,i:   4,305,929 msg/sec
                 tbb::spin_mutex, 8,s:   4,232,877 msg/sec
                 tbb::spin_mutex, 8,i:   4,083,836 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,185,613 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,008,725 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,084,247 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,252,065 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,475,231 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,550,877 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,558,510 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,607,319 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,888,867 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,583,417 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,980,107 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,637,188 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,802,465 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,821,982 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,780,236 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,489,872 msg/sec
     xenium::michael_scott_queue, 1,s:  10,069,492 msg/sec
     xenium::michael_scott_queue, 1,i:   9,767,038 msg/sec
     xenium::michael_scott_queue, 2,s:   8,577,012 msg/sec
     xenium::michael_scott_queue, 2,i:   8,520,379 msg/sec
     xenium::michael_scott_queue, 3,s:   7,295,596 msg/sec
     xenium::michael_scott_queue, 3,i:   7,567,840 msg/sec
     xenium::michael_scott_queue, 4,s:   6,331,062 msg/sec
     xenium::michael_scott_queue, 4,i:   6,302,363 msg/sec
     xenium::michael_scott_queue, 5,s:   6,302,478 msg/sec
     xenium::michael_scott_queue, 5,i:   6,609,121 msg/sec
     xenium::michael_scott_queue, 6,s:   6,487,534 msg/sec
     xenium::michael_scott_queue, 6,i:   6,632,041 msg/sec
     xenium::michael_scott_queue, 7,s:   6,339,937 msg/sec
     xenium::michael_scott_queue, 7,i:   6,497,079 msg/sec
     xenium::michael_scott_queue, 8,s:   6,079,413 msg/sec
     xenium::michael_scott_queue, 8,i:   6,094,118 msg/sec
         xenium::ramalhete_queue, 1,s:  31,792,960 msg/sec
         xenium::ramalhete_queue, 1,i:  32,895,390 msg/sec
         xenium::ramalhete_queue, 2,s:  23,545,996 msg/sec
         xenium::ramalhete_queue, 2,i:  23,375,906 msg/sec
         xenium::ramalhete_queue, 3,s:  29,421,677 msg/sec
         xenium::ramalhete_queue, 3,i:  28,452,685 msg/sec
         xenium::ramalhete_queue, 4,s:  33,721,029 msg/sec
         xenium::ramalhete_queue, 4,i:  33,367,910 msg/sec
         xenium::ramalhete_queue, 5,s:  32,120,096 msg/sec
         xenium::ramalhete_queue, 5,i:  35,991,600 msg/sec
         xenium::ramalhete_queue, 6,s:  33,964,894 msg/sec
         xenium::ramalhete_queue, 6,i:  39,368,396 msg/sec
         xenium::ramalhete_queue, 7,s:  35,381,654 msg/sec
         xenium::ramalhete_queue, 7,i:  41,187,324 msg/sec
         xenium::ramalhete_queue, 8,s:  35,530,491 msg/sec
         xenium::ramalhete_queue, 8,i:  43,815,660 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,921,686 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,712,951 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,480,840 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,719,122 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,659,714 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,826,063 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,621,621 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,224,934 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,628,027 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,346,974 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,980,526 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,168,652 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,061,926 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,357,095 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,381,512 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,329,453 msg/sec
                     AtomicQueue, 1,s:  57,247,057 msg/sec
                     AtomicQueue, 1,i:  56,234,160 msg/sec
                     AtomicQueue, 2,s:  12,241,869 msg/sec
                     AtomicQueue, 2,i:  11,691,927 msg/sec
                     AtomicQueue, 3,s:  10,757,648 msg/sec
                     AtomicQueue, 3,i:   9,938,381 msg/sec
                     AtomicQueue, 4,s:   8,206,429 msg/sec
                     AtomicQueue, 4,i:   8,192,480 msg/sec
                     AtomicQueue, 5,s:   7,991,405 msg/sec
                     AtomicQueue, 5,i:   8,102,654 msg/sec
                     AtomicQueue, 6,s:   7,991,135 msg/sec
                     AtomicQueue, 6,i:   7,599,861 msg/sec
                     AtomicQueue, 7,s:   7,159,230 msg/sec
                     AtomicQueue, 7,i:   7,999,438 msg/sec
                     AtomicQueue, 8,s:   6,351,722 msg/sec
                     AtomicQueue, 8,i:   7,489,165 msg/sec
                    AtomicQueueB, 1,s:  67,720,502 msg/sec
                    AtomicQueueB, 1,i:  42,979,547 msg/sec
                    AtomicQueueB, 2,s:  11,757,651 msg/sec
                    AtomicQueueB, 2,i:  11,499,950 msg/sec
                    AtomicQueueB, 3,s:  10,971,860 msg/sec
                    AtomicQueueB, 3,i:  10,275,578 msg/sec
                    AtomicQueueB, 4,s:   8,044,872 msg/sec
                    AtomicQueueB, 4,i:   7,964,655 msg/sec
                    AtomicQueueB, 5,s:   7,570,994 msg/sec
                    AtomicQueueB, 5,i:   7,793,150 msg/sec
                    AtomicQueueB, 6,s:   7,421,554 msg/sec
                    AtomicQueueB, 6,i:   7,577,248 msg/sec
                    AtomicQueueB, 7,s:   6,818,621 msg/sec
                    AtomicQueueB, 7,i:   7,719,156 msg/sec
                    AtomicQueueB, 8,s:   6,288,284 msg/sec
                    AtomicQueueB, 8,i:   7,172,701 msg/sec
             OptimistAtomicQueue, 1,s: 795,789,794 msg/sec
             OptimistAtomicQueue, 1,i: 636,782,566 msg/sec
             OptimistAtomicQueue, 2,s:  32,604,327 msg/sec
             OptimistAtomicQueue, 2,i:  32,662,856 msg/sec
             OptimistAtomicQueue, 3,s:  36,611,630 msg/sec
             OptimistAtomicQueue, 3,i:  37,445,917 msg/sec
             OptimistAtomicQueue, 4,s:  39,291,926 msg/sec
             OptimistAtomicQueue, 4,i:  39,419,704 msg/sec
             OptimistAtomicQueue, 5,s:  42,540,029 msg/sec
             OptimistAtomicQueue, 5,i:  46,251,912 msg/sec
             OptimistAtomicQueue, 6,s:  42,242,306 msg/sec
             OptimistAtomicQueue, 6,i:  49,789,504 msg/sec
             OptimistAtomicQueue, 7,s:  45,186,101 msg/sec
             OptimistAtomicQueue, 7,i:  52,129,682 msg/sec
             OptimistAtomicQueue, 8,s:  46,254,088 msg/sec
             OptimistAtomicQueue, 8,i:  49,388,934 msg/sec
            OptimistAtomicQueueB, 1,s:  89,322,509 msg/sec
            OptimistAtomicQueueB, 1,i:  76,507,810 msg/sec
            OptimistAtomicQueueB, 2,s:  32,147,990 msg/sec
            OptimistAtomicQueueB, 2,i:  32,227,549 msg/sec
            OptimistAtomicQueueB, 3,s:  36,297,733 msg/sec
            OptimistAtomicQueueB, 3,i:  36,919,792 msg/sec
            OptimistAtomicQueueB, 4,s:  38,786,096 msg/sec
            OptimistAtomicQueueB, 4,i:  38,594,897 msg/sec
            OptimistAtomicQueueB, 5,s:  40,311,122 msg/sec
            OptimistAtomicQueueB, 5,i:  45,235,965 msg/sec
            OptimistAtomicQueueB, 6,s:  40,554,368 msg/sec
            OptimistAtomicQueueB, 6,i:  49,284,142 msg/sec
            OptimistAtomicQueueB, 7,s:  41,683,684 msg/sec
            OptimistAtomicQueueB, 7,i:  50,791,240 msg/sec
            OptimistAtomicQueueB, 8,s:  44,637,881 msg/sec
            OptimistAtomicQueueB, 8,i:  48,050,421 msg/sec
                    AtomicQueue2, 1,s:  23,405,755 msg/sec
                    AtomicQueue2, 1,i:  23,428,353 msg/sec
                    AtomicQueue2, 2,s:  11,752,263 msg/sec
                    AtomicQueue2, 2,i:  11,445,282 msg/sec
                    AtomicQueue2, 3,s:   9,423,346 msg/sec
                    AtomicQueue2, 3,i:   9,420,803 msg/sec
                    AtomicQueue2, 4,s:   8,039,358 msg/sec
                    AtomicQueue2, 4,i:   8,034,522 msg/sec
                    AtomicQueue2, 5,s:   7,888,209 msg/sec
                    AtomicQueue2, 5,i:   7,978,422 msg/sec
                    AtomicQueue2, 6,s:   7,747,804 msg/sec
                    AtomicQueue2, 6,i:   7,545,656 msg/sec
                    AtomicQueue2, 7,s:   7,159,188 msg/sec
                    AtomicQueue2, 7,i:   7,898,771 msg/sec
                    AtomicQueue2, 8,s:   6,394,657 msg/sec
                    AtomicQueue2, 8,i:   7,375,485 msg/sec
                   AtomicQueueB2, 1,s:  36,285,653 msg/sec
                   AtomicQueueB2, 1,i:  32,650,800 msg/sec
                   AtomicQueueB2, 2,s:  11,355,144 msg/sec
                   AtomicQueueB2, 2,i:  11,136,303 msg/sec
                   AtomicQueueB2, 3,s:   9,508,202 msg/sec
                   AtomicQueueB2, 3,i:   9,451,740 msg/sec
                   AtomicQueueB2, 4,s:   7,818,041 msg/sec
                   AtomicQueueB2, 4,i:   7,812,496 msg/sec
                   AtomicQueueB2, 5,s:   7,533,159 msg/sec
                   AtomicQueueB2, 5,i:   7,714,268 msg/sec
                   AtomicQueueB2, 6,s:   7,069,403 msg/sec
                   AtomicQueueB2, 6,i:   7,455,074 msg/sec
                   AtomicQueueB2, 7,s:   6,904,582 msg/sec
                   AtomicQueueB2, 7,i:   7,727,927 msg/sec
                   AtomicQueueB2, 8,s:   6,271,950 msg/sec
                   AtomicQueueB2, 8,i:   7,111,397 msg/sec
            OptimistAtomicQueue2, 1,s:  33,474,791 msg/sec
            OptimistAtomicQueue2, 1,i: 279,201,355 msg/sec
            OptimistAtomicQueue2, 2,s:  26,135,255 msg/sec
            OptimistAtomicQueue2, 2,i:  22,528,624 msg/sec
            OptimistAtomicQueue2, 3,s:  29,889,971 msg/sec
            OptimistAtomicQueue2, 3,i:  30,448,876 msg/sec
            OptimistAtomicQueue2, 4,s:  33,679,068 msg/sec
            OptimistAtomicQueue2, 4,i:  33,071,466 msg/sec
            OptimistAtomicQueue2, 5,s:  37,281,447 msg/sec
            OptimistAtomicQueue2, 5,i:  40,081,451 msg/sec
            OptimistAtomicQueue2, 6,s:  40,096,105 msg/sec
            OptimistAtomicQueue2, 6,i:  49,140,401 msg/sec
            OptimistAtomicQueue2, 7,s:  43,311,820 msg/sec
            OptimistAtomicQueue2, 7,i:  48,284,954 msg/sec
            OptimistAtomicQueue2, 8,s:  43,954,025 msg/sec
            OptimistAtomicQueue2, 8,i:  49,506,070 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,579,899 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,927,159 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,861,593 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,392,938 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,670,796 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,654,331 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,214,893 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,957,526 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,735,490 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,319,323 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,438,328 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,398,569 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,187,421 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,217,363 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,271,638 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,337,277 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000114 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000248 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000255 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000186 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[106] 341m:30s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,855,464 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,526,769 msg/sec
          boost::lockfree::queue, 1,s:   6,895,063 msg/sec
          boost::lockfree::queue, 1,i:   6,935,233 msg/sec
          boost::lockfree::queue, 2,s:   7,635,423 msg/sec
          boost::lockfree::queue, 2,i:   7,504,463 msg/sec
          boost::lockfree::queue, 3,s:   7,353,466 msg/sec
          boost::lockfree::queue, 3,i:   7,582,879 msg/sec
          boost::lockfree::queue, 4,s:   6,425,849 msg/sec
          boost::lockfree::queue, 4,i:   6,785,105 msg/sec
          boost::lockfree::queue, 5,s:   6,405,613 msg/sec
          boost::lockfree::queue, 5,i:   6,477,759 msg/sec
          boost::lockfree::queue, 6,s:   5,984,622 msg/sec
          boost::lockfree::queue, 6,i:   6,078,927 msg/sec
          boost::lockfree::queue, 7,s:   5,892,770 msg/sec
          boost::lockfree::queue, 7,i:   5,931,391 msg/sec
          boost::lockfree::queue, 8,s:   5,505,037 msg/sec
          boost::lockfree::queue, 8,i:   5,568,727 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 422,717,515 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  46,326,891 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,678,519 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,740,361 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,079,494 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,287,989 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,586,348 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,756,994 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,047,937 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,886,623 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,160,811 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,279,641 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,346,645 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,779,448 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,850,769 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,955,890 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,165,002 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,741,027 msg/sec
                pthread_spinlock, 1,s:  29,101,722 msg/sec
                pthread_spinlock, 1,i:  25,595,888 msg/sec
                pthread_spinlock, 2,s:  15,986,475 msg/sec
                pthread_spinlock, 2,i:  18,106,698 msg/sec
                pthread_spinlock, 3,s:   8,439,521 msg/sec
                pthread_spinlock, 3,i:  12,022,972 msg/sec
                pthread_spinlock, 4,s:   6,507,934 msg/sec
                pthread_spinlock, 4,i:   9,096,011 msg/sec
                pthread_spinlock, 5,s:   8,812,587 msg/sec
                pthread_spinlock, 5,i:   9,069,976 msg/sec
                pthread_spinlock, 6,s:   8,307,842 msg/sec
                pthread_spinlock, 6,i:   8,529,155 msg/sec
                pthread_spinlock, 7,s:   8,020,568 msg/sec
                pthread_spinlock, 7,i:   7,643,945 msg/sec
                pthread_spinlock, 8,s:   6,658,018 msg/sec
                pthread_spinlock, 8,i:   7,363,177 msg/sec
                      std::mutex, 1,s:   6,933,090 msg/sec
                      std::mutex, 1,i:   6,361,593 msg/sec
                      std::mutex, 2,s:   5,979,247 msg/sec
                      std::mutex, 2,i:   6,134,352 msg/sec
                      std::mutex, 3,s:   6,018,350 msg/sec
                      std::mutex, 3,i:   6,165,771 msg/sec
                      std::mutex, 4,s:   6,267,899 msg/sec
                      std::mutex, 4,i:   6,316,912 msg/sec
                      std::mutex, 5,s:   6,152,875 msg/sec
                      std::mutex, 5,i:   5,897,362 msg/sec
                      std::mutex, 6,s:   5,866,590 msg/sec
                      std::mutex, 6,i:   5,923,803 msg/sec
                      std::mutex, 7,s:   5,737,097 msg/sec
                      std::mutex, 7,i:   5,799,386 msg/sec
                      std::mutex, 8,s:   5,736,480 msg/sec
                      std::mutex, 8,i:   5,693,229 msg/sec
                 tbb::spin_mutex, 1,s:  37,838,369 msg/sec
                 tbb::spin_mutex, 1,i:  33,007,489 msg/sec
                 tbb::spin_mutex, 2,s:  21,176,186 msg/sec
                 tbb::spin_mutex, 2,i:  18,466,665 msg/sec
                 tbb::spin_mutex, 3,s:   7,783,925 msg/sec
                 tbb::spin_mutex, 3,i:  10,168,731 msg/sec
                 tbb::spin_mutex, 4,s:   3,156,568 msg/sec
                 tbb::spin_mutex, 4,i:   6,321,005 msg/sec
                 tbb::spin_mutex, 5,s:   5,469,428 msg/sec
                 tbb::spin_mutex, 5,i:   5,645,356 msg/sec
                 tbb::spin_mutex, 6,s:   5,276,386 msg/sec
                 tbb::spin_mutex, 6,i:   4,374,421 msg/sec
                 tbb::spin_mutex, 7,s:   4,821,085 msg/sec
                 tbb::spin_mutex, 7,i:   4,353,234 msg/sec
                 tbb::spin_mutex, 8,s:   4,248,115 msg/sec
                 tbb::spin_mutex, 8,i:   4,037,779 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,583,737 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,118,268 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,159,396 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,702,134 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,542,620 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,704,946 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,542,031 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,577,202 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,956,064 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,644,422 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,959,206 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,683,580 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,881,902 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,843,988 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,779,288 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,484,114 msg/sec
     xenium::michael_scott_queue, 1,s:   9,376,720 msg/sec
     xenium::michael_scott_queue, 1,i:   9,378,570 msg/sec
     xenium::michael_scott_queue, 2,s:   8,499,531 msg/sec
     xenium::michael_scott_queue, 2,i:   8,522,555 msg/sec
     xenium::michael_scott_queue, 3,s:   7,173,347 msg/sec
     xenium::michael_scott_queue, 3,i:   7,548,232 msg/sec
     xenium::michael_scott_queue, 4,s:   6,335,382 msg/sec
     xenium::michael_scott_queue, 4,i:   6,328,509 msg/sec
     xenium::michael_scott_queue, 5,s:   6,281,445 msg/sec
     xenium::michael_scott_queue, 5,i:   6,670,463 msg/sec
     xenium::michael_scott_queue, 6,s:   6,561,511 msg/sec
     xenium::michael_scott_queue, 6,i:   6,754,410 msg/sec
     xenium::michael_scott_queue, 7,s:   6,326,712 msg/sec
     xenium::michael_scott_queue, 7,i:   6,450,106 msg/sec
     xenium::michael_scott_queue, 8,s:   5,998,842 msg/sec
     xenium::michael_scott_queue, 8,i:   6,136,835 msg/sec
         xenium::ramalhete_queue, 1,s:  31,426,898 msg/sec
         xenium::ramalhete_queue, 1,i:  31,175,981 msg/sec
         xenium::ramalhete_queue, 2,s:  23,844,374 msg/sec
         xenium::ramalhete_queue, 2,i:  23,126,906 msg/sec
         xenium::ramalhete_queue, 3,s:  29,127,328 msg/sec
         xenium::ramalhete_queue, 3,i:  28,483,170 msg/sec
         xenium::ramalhete_queue, 4,s:  33,845,345 msg/sec
         xenium::ramalhete_queue, 4,i:  33,469,254 msg/sec
         xenium::ramalhete_queue, 5,s:  32,114,023 msg/sec
         xenium::ramalhete_queue, 5,i:  38,520,918 msg/sec
         xenium::ramalhete_queue, 6,s:  33,914,320 msg/sec
         xenium::ramalhete_queue, 6,i:  40,241,624 msg/sec
         xenium::ramalhete_queue, 7,s:  35,241,318 msg/sec
         xenium::ramalhete_queue, 7,i:  41,167,434 msg/sec
         xenium::ramalhete_queue, 8,s:  35,564,919 msg/sec
         xenium::ramalhete_queue, 8,i:  44,194,758 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,102,201 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 102,571,450 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,920,113 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,586,666 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,518,910 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,384,987 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,704,690 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,117,462 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,929,078 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,240,216 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,071,779 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,295,695 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,146,194 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,965,192 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,398,603 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,490,955 msg/sec
                     AtomicQueue, 1,s: 212,234,186 msg/sec
                     AtomicQueue, 1,i: 271,248,432 msg/sec
                     AtomicQueue, 2,s:  12,282,195 msg/sec
                     AtomicQueue, 2,i:  11,734,048 msg/sec
                     AtomicQueue, 3,s:  10,772,907 msg/sec
                     AtomicQueue, 3,i:   9,890,376 msg/sec
                     AtomicQueue, 4,s:   8,177,128 msg/sec
                     AtomicQueue, 4,i:   8,181,450 msg/sec
                     AtomicQueue, 5,s:   8,054,291 msg/sec
                     AtomicQueue, 5,i:   8,060,019 msg/sec
                     AtomicQueue, 6,s:   7,750,145 msg/sec
                     AtomicQueue, 6,i:   7,618,079 msg/sec
                     AtomicQueue, 7,s:   7,169,168 msg/sec
                     AtomicQueue, 7,i:   7,985,003 msg/sec
                     AtomicQueue, 8,s:   6,345,156 msg/sec
                     AtomicQueue, 8,i:   7,459,846 msg/sec
                    AtomicQueueB, 1,s:  43,903,844 msg/sec
                    AtomicQueueB, 1,i:  43,460,226 msg/sec
                    AtomicQueueB, 2,s:  11,925,691 msg/sec
                    AtomicQueueB, 2,i:  11,503,923 msg/sec
                    AtomicQueueB, 3,s:  10,971,213 msg/sec
                    AtomicQueueB, 3,i:  10,064,823 msg/sec
                    AtomicQueueB, 4,s:   8,106,818 msg/sec
                    AtomicQueueB, 4,i:   7,957,284 msg/sec
                    AtomicQueueB, 5,s:   7,639,861 msg/sec
                    AtomicQueueB, 5,i:   7,817,925 msg/sec
                    AtomicQueueB, 6,s:   7,266,259 msg/sec
                    AtomicQueueB, 6,i:   7,534,364 msg/sec
                    AtomicQueueB, 7,s:   6,899,654 msg/sec
                    AtomicQueueB, 7,i:   7,761,359 msg/sec
                    AtomicQueueB, 8,s:   6,187,255 msg/sec
                    AtomicQueueB, 8,i:   7,185,628 msg/sec
             OptimistAtomicQueue, 1,s: 719,859,872 msg/sec
             OptimistAtomicQueue, 1,i: 513,142,016 msg/sec
             OptimistAtomicQueue, 2,s:  32,655,420 msg/sec
             OptimistAtomicQueue, 2,i:  32,632,683 msg/sec
             OptimistAtomicQueue, 3,s:  36,697,172 msg/sec
             OptimistAtomicQueue, 3,i:  37,421,487 msg/sec
             OptimistAtomicQueue, 4,s:  39,275,236 msg/sec
             OptimistAtomicQueue, 4,i:  39,399,038 msg/sec
             OptimistAtomicQueue, 5,s:  42,431,754 msg/sec
             OptimistAtomicQueue, 5,i:  46,312,653 msg/sec
             OptimistAtomicQueue, 6,s:  42,578,664 msg/sec
             OptimistAtomicQueue, 6,i:  50,352,446 msg/sec
             OptimistAtomicQueue, 7,s:  44,368,501 msg/sec
             OptimistAtomicQueue, 7,i:  52,938,844 msg/sec
             OptimistAtomicQueue, 8,s:  46,403,934 msg/sec
             OptimistAtomicQueue, 8,i:  48,843,637 msg/sec
            OptimistAtomicQueueB, 1,s: 152,718,352 msg/sec
            OptimistAtomicQueueB, 1,i:  80,691,542 msg/sec
            OptimistAtomicQueueB, 2,s:  32,248,096 msg/sec
            OptimistAtomicQueueB, 2,i:  32,204,118 msg/sec
            OptimistAtomicQueueB, 3,s:  36,256,031 msg/sec
            OptimistAtomicQueueB, 3,i:  36,961,017 msg/sec
            OptimistAtomicQueueB, 4,s:  38,640,027 msg/sec
            OptimistAtomicQueueB, 4,i:  38,528,278 msg/sec
            OptimistAtomicQueueB, 5,s:  41,064,571 msg/sec
            OptimistAtomicQueueB, 5,i:  45,328,823 msg/sec
            OptimistAtomicQueueB, 6,s:  41,119,166 msg/sec
            OptimistAtomicQueueB, 6,i:  48,882,526 msg/sec
            OptimistAtomicQueueB, 7,s:  42,026,148 msg/sec
            OptimistAtomicQueueB, 7,i:  48,265,660 msg/sec
            OptimistAtomicQueueB, 8,s:  44,134,822 msg/sec
            OptimistAtomicQueueB, 8,i:  47,598,401 msg/sec
                    AtomicQueue2, 1,s:  22,938,298 msg/sec
                    AtomicQueue2, 1,i:  22,938,032 msg/sec
                    AtomicQueue2, 2,s:  11,859,005 msg/sec
                    AtomicQueue2, 2,i:  11,378,680 msg/sec
                    AtomicQueue2, 3,s:   9,325,032 msg/sec
                    AtomicQueue2, 3,i:   9,395,099 msg/sec
                    AtomicQueue2, 4,s:   8,021,335 msg/sec
                    AtomicQueue2, 4,i:   8,033,289 msg/sec
                    AtomicQueue2, 5,s:   7,935,942 msg/sec
                    AtomicQueue2, 5,i:   8,030,220 msg/sec
                    AtomicQueue2, 6,s:   7,712,710 msg/sec
                    AtomicQueue2, 6,i:   7,522,524 msg/sec
                    AtomicQueue2, 7,s:   7,072,550 msg/sec
                    AtomicQueue2, 7,i:   7,893,474 msg/sec
                    AtomicQueue2, 8,s:   6,398,540 msg/sec
                    AtomicQueue2, 8,i:   7,226,085 msg/sec
                   AtomicQueueB2, 1,s:  36,199,682 msg/sec
                   AtomicQueueB2, 1,i:  33,764,856 msg/sec
                   AtomicQueueB2, 2,s:  11,442,945 msg/sec
                   AtomicQueueB2, 2,i:  11,100,365 msg/sec
                   AtomicQueueB2, 3,s:   9,630,977 msg/sec
                   AtomicQueueB2, 3,i:   9,519,162 msg/sec
                   AtomicQueueB2, 4,s:   7,915,195 msg/sec
                   AtomicQueueB2, 4,i:   7,838,876 msg/sec
                   AtomicQueueB2, 5,s:   7,516,680 msg/sec
                   AtomicQueueB2, 5,i:   7,703,000 msg/sec
                   AtomicQueueB2, 6,s:   7,217,517 msg/sec
                   AtomicQueueB2, 6,i:   7,456,658 msg/sec
                   AtomicQueueB2, 7,s:   6,845,328 msg/sec
                   AtomicQueueB2, 7,i:   7,709,719 msg/sec
                   AtomicQueueB2, 8,s:   6,275,544 msg/sec
                   AtomicQueueB2, 8,i:   7,091,912 msg/sec
            OptimistAtomicQueue2, 1,s: 334,419,108 msg/sec
            OptimistAtomicQueue2, 1,i:  31,675,540 msg/sec
            OptimistAtomicQueue2, 2,s:  24,942,290 msg/sec
            OptimistAtomicQueue2, 2,i:  24,013,589 msg/sec
            OptimistAtomicQueue2, 3,s:  30,316,235 msg/sec
            OptimistAtomicQueue2, 3,i:  29,955,851 msg/sec
            OptimistAtomicQueue2, 4,s:  33,159,112 msg/sec
            OptimistAtomicQueue2, 4,i:  33,620,322 msg/sec
            OptimistAtomicQueue2, 5,s:  37,196,300 msg/sec
            OptimistAtomicQueue2, 5,i:  40,607,493 msg/sec
            OptimistAtomicQueue2, 6,s:  40,118,572 msg/sec
            OptimistAtomicQueue2, 6,i:  49,193,235 msg/sec
            OptimistAtomicQueue2, 7,s:  42,695,729 msg/sec
            OptimistAtomicQueue2, 7,i:  51,825,464 msg/sec
            OptimistAtomicQueue2, 8,s:  43,969,573 msg/sec
            OptimistAtomicQueue2, 8,i:  48,362,055 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,361,215 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,863,522 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,958,450 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,423,301 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,612,574 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,980,311 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,968,441 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,999,652 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,465,353 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,313,763 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,699,330 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,253,220 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,147,043 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,296,458 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,356,877 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,997,061 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000162 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000221 sec/round-trip
                pthread_spinlock: 0.000000250 sec/round-trip
                      std::mutex: 0.000000444 sec/round-trip
                 tbb::spin_mutex: 0.000000260 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[107] 340m:11s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,809,825 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,392,356 msg/sec
          boost::lockfree::queue, 1,s:   6,849,383 msg/sec
          boost::lockfree::queue, 1,i:   6,907,824 msg/sec
          boost::lockfree::queue, 2,s:   7,564,795 msg/sec
          boost::lockfree::queue, 2,i:   7,484,538 msg/sec
          boost::lockfree::queue, 3,s:   7,486,650 msg/sec
          boost::lockfree::queue, 3,i:   7,552,530 msg/sec
          boost::lockfree::queue, 4,s:   6,424,355 msg/sec
          boost::lockfree::queue, 4,i:   6,727,143 msg/sec
          boost::lockfree::queue, 5,s:   6,391,600 msg/sec
          boost::lockfree::queue, 5,i:   6,446,687 msg/sec
          boost::lockfree::queue, 6,s:   5,980,772 msg/sec
          boost::lockfree::queue, 6,i:   6,114,596 msg/sec
          boost::lockfree::queue, 7,s:   6,005,844 msg/sec
          boost::lockfree::queue, 7,i:   5,873,930 msg/sec
          boost::lockfree::queue, 8,s:   5,463,604 msg/sec
          boost::lockfree::queue, 8,i:   5,561,118 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  82,920,315 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  60,413,549 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,943,068 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,561,473 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,201,530 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,208,720 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,769,887 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,411,924 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,630,178 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,501,715 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  47,027,429 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,753,609 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,522,088 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,439,024 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,303,384 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,986,131 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,333,512 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  34,282,201 msg/sec
                pthread_spinlock, 1,s:  29,034,051 msg/sec
                pthread_spinlock, 1,i:  29,024,797 msg/sec
                pthread_spinlock, 2,s:  15,431,656 msg/sec
                pthread_spinlock, 2,i:  16,933,578 msg/sec
                pthread_spinlock, 3,s:   8,492,923 msg/sec
                pthread_spinlock, 3,i:  12,174,381 msg/sec
                pthread_spinlock, 4,s:   6,533,478 msg/sec
                pthread_spinlock, 4,i:   9,129,531 msg/sec
                pthread_spinlock, 5,s:   8,740,808 msg/sec
                pthread_spinlock, 5,i:  10,466,227 msg/sec
                pthread_spinlock, 6,s:   8,639,480 msg/sec
                pthread_spinlock, 6,i:   8,479,114 msg/sec
                pthread_spinlock, 7,s:   7,688,485 msg/sec
                pthread_spinlock, 7,i:   7,636,464 msg/sec
                pthread_spinlock, 8,s:   6,620,832 msg/sec
                pthread_spinlock, 8,i:   6,893,859 msg/sec
                      std::mutex, 1,s:   7,537,918 msg/sec
                      std::mutex, 1,i:   7,767,672 msg/sec
                      std::mutex, 2,s:   6,238,632 msg/sec
                      std::mutex, 2,i:   6,353,241 msg/sec
                      std::mutex, 3,s:   6,095,102 msg/sec
                      std::mutex, 3,i:   6,060,968 msg/sec
                      std::mutex, 4,s:   6,302,501 msg/sec
                      std::mutex, 4,i:   6,221,521 msg/sec
                      std::mutex, 5,s:   6,166,109 msg/sec
                      std::mutex, 5,i:   5,944,969 msg/sec
                      std::mutex, 6,s:   5,902,711 msg/sec
                      std::mutex, 6,i:   5,945,777 msg/sec
                      std::mutex, 7,s:   5,804,619 msg/sec
                      std::mutex, 7,i:   5,790,053 msg/sec
                      std::mutex, 8,s:   5,647,810 msg/sec
                      std::mutex, 8,i:   5,704,780 msg/sec
                 tbb::spin_mutex, 1,s:  37,561,654 msg/sec
                 tbb::spin_mutex, 1,i:  33,020,463 msg/sec
                 tbb::spin_mutex, 2,s:  21,185,023 msg/sec
                 tbb::spin_mutex, 2,i:  18,231,588 msg/sec
                 tbb::spin_mutex, 3,s:   8,240,271 msg/sec
                 tbb::spin_mutex, 3,i:  10,238,153 msg/sec
                 tbb::spin_mutex, 4,s:   3,184,579 msg/sec
                 tbb::spin_mutex, 4,i:   6,403,443 msg/sec
                 tbb::spin_mutex, 5,s:   5,333,754 msg/sec
                 tbb::spin_mutex, 5,i:   5,493,737 msg/sec
                 tbb::spin_mutex, 6,s:   5,229,247 msg/sec
                 tbb::spin_mutex, 6,i:   4,338,898 msg/sec
                 tbb::spin_mutex, 7,s:   4,513,107 msg/sec
                 tbb::spin_mutex, 7,i:   4,362,461 msg/sec
                 tbb::spin_mutex, 8,s:   4,230,956 msg/sec
                 tbb::spin_mutex, 8,i:   4,167,873 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,648,685 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,180,946 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,168,037 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,447,341 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,512,998 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,688,754 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,587,007 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,623,654 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,867,336 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,606,445 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,941,512 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,758,603 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,896,181 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,822,042 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,767,515 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,467,099 msg/sec
     xenium::michael_scott_queue, 1,s:   9,417,635 msg/sec
     xenium::michael_scott_queue, 1,i:   9,422,509 msg/sec
     xenium::michael_scott_queue, 2,s:   8,493,722 msg/sec
     xenium::michael_scott_queue, 2,i:   8,500,851 msg/sec
     xenium::michael_scott_queue, 3,s:   7,133,963 msg/sec
     xenium::michael_scott_queue, 3,i:   7,658,109 msg/sec
     xenium::michael_scott_queue, 4,s:   6,373,759 msg/sec
     xenium::michael_scott_queue, 4,i:   6,358,081 msg/sec
     xenium::michael_scott_queue, 5,s:   6,306,827 msg/sec
     xenium::michael_scott_queue, 5,i:   6,600,933 msg/sec
     xenium::michael_scott_queue, 6,s:   6,527,240 msg/sec
     xenium::michael_scott_queue, 6,i:   6,933,085 msg/sec
     xenium::michael_scott_queue, 7,s:   6,290,383 msg/sec
     xenium::michael_scott_queue, 7,i:   6,439,164 msg/sec
     xenium::michael_scott_queue, 8,s:   6,056,640 msg/sec
     xenium::michael_scott_queue, 8,i:   6,184,020 msg/sec
         xenium::ramalhete_queue, 1,s:  32,309,831 msg/sec
         xenium::ramalhete_queue, 1,i:  32,301,693 msg/sec
         xenium::ramalhete_queue, 2,s:  24,460,530 msg/sec
         xenium::ramalhete_queue, 2,i:  23,312,167 msg/sec
         xenium::ramalhete_queue, 3,s:  29,213,956 msg/sec
         xenium::ramalhete_queue, 3,i:  28,547,255 msg/sec
         xenium::ramalhete_queue, 4,s:  33,865,996 msg/sec
         xenium::ramalhete_queue, 4,i:  33,539,015 msg/sec
         xenium::ramalhete_queue, 5,s:  32,190,386 msg/sec
         xenium::ramalhete_queue, 5,i:  38,703,152 msg/sec
         xenium::ramalhete_queue, 6,s:  34,109,892 msg/sec
         xenium::ramalhete_queue, 6,i:  39,037,724 msg/sec
         xenium::ramalhete_queue, 7,s:  35,178,090 msg/sec
         xenium::ramalhete_queue, 7,i:  41,349,455 msg/sec
         xenium::ramalhete_queue, 8,s:  35,426,755 msg/sec
         xenium::ramalhete_queue, 8,i:  44,120,246 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,507,138 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,714,086 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  23,534,170 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,742,709 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,634,643 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,907,727 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,513,830 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,198,774 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,484,601 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,393,424 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,840,372 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,491,720 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,248,211 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,939,053 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,381,995 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,342,923 msg/sec
                     AtomicQueue, 1,s:  64,374,571 msg/sec
                     AtomicQueue, 1,i:  56,495,022 msg/sec
                     AtomicQueue, 2,s:  12,294,776 msg/sec
                     AtomicQueue, 2,i:  11,725,699 msg/sec
                     AtomicQueue, 3,s:  10,787,780 msg/sec
                     AtomicQueue, 3,i:   9,985,684 msg/sec
                     AtomicQueue, 4,s:   8,214,480 msg/sec
                     AtomicQueue, 4,i:   8,205,685 msg/sec
                     AtomicQueue, 5,s:   8,004,717 msg/sec
                     AtomicQueue, 5,i:   8,049,128 msg/sec
                     AtomicQueue, 6,s:   7,821,233 msg/sec
                     AtomicQueue, 6,i:   7,588,075 msg/sec
                     AtomicQueue, 7,s:   7,144,497 msg/sec
                     AtomicQueue, 7,i:   7,978,727 msg/sec
                     AtomicQueue, 8,s:   6,334,116 msg/sec
                     AtomicQueue, 8,i:   7,466,318 msg/sec
                    AtomicQueueB, 1,s: 125,848,557 msg/sec
                    AtomicQueueB, 1,i:  42,751,880 msg/sec
                    AtomicQueueB, 2,s:  11,810,927 msg/sec
                    AtomicQueueB, 2,i:  11,500,703 msg/sec
                    AtomicQueueB, 3,s:  11,038,627 msg/sec
                    AtomicQueueB, 3,i:  10,116,324 msg/sec
                    AtomicQueueB, 4,s:   8,060,345 msg/sec
                    AtomicQueueB, 4,i:   8,097,240 msg/sec
                    AtomicQueueB, 5,s:   7,590,712 msg/sec
                    AtomicQueueB, 5,i:   7,827,288 msg/sec
                    AtomicQueueB, 6,s:   7,181,910 msg/sec
                    AtomicQueueB, 6,i:   7,531,553 msg/sec
                    AtomicQueueB, 7,s:   6,908,359 msg/sec
                    AtomicQueueB, 7,i:   7,745,898 msg/sec
                    AtomicQueueB, 8,s:   6,207,862 msg/sec
                    AtomicQueueB, 8,i:   7,164,404 msg/sec
             OptimistAtomicQueue, 1,s: 750,840,659 msg/sec
             OptimistAtomicQueue, 1,i: 548,060,823 msg/sec
             OptimistAtomicQueue, 2,s:  32,631,986 msg/sec
             OptimistAtomicQueue, 2,i:  32,719,092 msg/sec
             OptimistAtomicQueue, 3,s:  36,648,145 msg/sec
             OptimistAtomicQueue, 3,i:  37,327,316 msg/sec
             OptimistAtomicQueue, 4,s:  39,269,910 msg/sec
             OptimistAtomicQueue, 4,i:  39,425,931 msg/sec
             OptimistAtomicQueue, 5,s:  42,572,744 msg/sec
             OptimistAtomicQueue, 5,i:  46,403,536 msg/sec
             OptimistAtomicQueue, 6,s:  42,406,954 msg/sec
             OptimistAtomicQueue, 6,i:  50,531,152 msg/sec
             OptimistAtomicQueue, 7,s:  44,101,285 msg/sec
             OptimistAtomicQueue, 7,i:  53,032,866 msg/sec
             OptimistAtomicQueue, 8,s:  46,449,040 msg/sec
             OptimistAtomicQueue, 8,i:  49,516,554 msg/sec
            OptimistAtomicQueueB, 1,s:  77,925,799 msg/sec
            OptimistAtomicQueueB, 1,i:  76,672,015 msg/sec
            OptimistAtomicQueueB, 2,s:  32,261,252 msg/sec
            OptimistAtomicQueueB, 2,i:  32,380,601 msg/sec
            OptimistAtomicQueueB, 3,s:  36,219,701 msg/sec
            OptimistAtomicQueueB, 3,i:  36,881,193 msg/sec
            OptimistAtomicQueueB, 4,s:  38,707,997 msg/sec
            OptimistAtomicQueueB, 4,i:  38,748,520 msg/sec
            OptimistAtomicQueueB, 5,s:  40,247,736 msg/sec
            OptimistAtomicQueueB, 5,i:  47,467,643 msg/sec
            OptimistAtomicQueueB, 6,s:  41,065,315 msg/sec
            OptimistAtomicQueueB, 6,i:  49,218,151 msg/sec
            OptimistAtomicQueueB, 7,s:  41,952,619 msg/sec
            OptimistAtomicQueueB, 7,i:  48,027,317 msg/sec
            OptimistAtomicQueueB, 8,s:  44,503,048 msg/sec
            OptimistAtomicQueueB, 8,i:  47,964,179 msg/sec
                    AtomicQueue2, 1,s:  58,349,534 msg/sec
                    AtomicQueue2, 1,i:  26,910,471 msg/sec
                    AtomicQueue2, 2,s:  11,699,379 msg/sec
                    AtomicQueue2, 2,i:  11,580,412 msg/sec
                    AtomicQueue2, 3,s:   9,341,232 msg/sec
                    AtomicQueue2, 3,i:   9,584,694 msg/sec
                    AtomicQueue2, 4,s:   8,015,204 msg/sec
                    AtomicQueue2, 4,i:   8,062,859 msg/sec
                    AtomicQueue2, 5,s:   7,958,118 msg/sec
                    AtomicQueue2, 5,i:   8,016,163 msg/sec
                    AtomicQueue2, 6,s:   7,769,853 msg/sec
                    AtomicQueue2, 6,i:   7,536,467 msg/sec
                    AtomicQueue2, 7,s:   7,158,726 msg/sec
                    AtomicQueue2, 7,i:   7,877,008 msg/sec
                    AtomicQueue2, 8,s:   6,374,176 msg/sec
                    AtomicQueue2, 8,i:   7,356,802 msg/sec
                   AtomicQueueB2, 1,s:  36,229,798 msg/sec
                   AtomicQueueB2, 1,i:  32,615,511 msg/sec
                   AtomicQueueB2, 2,s:  11,382,458 msg/sec
                   AtomicQueueB2, 2,i:  11,122,745 msg/sec
                   AtomicQueueB2, 3,s:   9,699,265 msg/sec
                   AtomicQueueB2, 3,i:   9,536,056 msg/sec
                   AtomicQueueB2, 4,s:   7,945,831 msg/sec
                   AtomicQueueB2, 4,i:   7,738,517 msg/sec
                   AtomicQueueB2, 5,s:   7,495,198 msg/sec
                   AtomicQueueB2, 5,i:   7,756,303 msg/sec
                   AtomicQueueB2, 6,s:   7,293,279 msg/sec
                   AtomicQueueB2, 6,i:   7,436,060 msg/sec
                   AtomicQueueB2, 7,s:   6,881,643 msg/sec
                   AtomicQueueB2, 7,i:   7,684,231 msg/sec
                   AtomicQueueB2, 8,s:   6,272,756 msg/sec
                   AtomicQueueB2, 8,i:   7,046,734 msg/sec
            OptimistAtomicQueue2, 1,s: 631,800,642 msg/sec
            OptimistAtomicQueue2, 1,i:  29,800,463 msg/sec
            OptimistAtomicQueue2, 2,s:  24,945,918 msg/sec
            OptimistAtomicQueue2, 2,i:  27,582,643 msg/sec
            OptimistAtomicQueue2, 3,s:  30,314,314 msg/sec
            OptimistAtomicQueue2, 3,i:  29,978,846 msg/sec
            OptimistAtomicQueue2, 4,s:  33,911,184 msg/sec
            OptimistAtomicQueue2, 4,i:  33,159,381 msg/sec
            OptimistAtomicQueue2, 5,s:  37,261,176 msg/sec
            OptimistAtomicQueue2, 5,i:  40,440,709 msg/sec
            OptimistAtomicQueue2, 6,s:  39,772,052 msg/sec
            OptimistAtomicQueue2, 6,i:  49,207,340 msg/sec
            OptimistAtomicQueue2, 7,s:  42,984,531 msg/sec
            OptimistAtomicQueue2, 7,i:  51,638,586 msg/sec
            OptimistAtomicQueue2, 8,s:  44,067,640 msg/sec
            OptimistAtomicQueue2, 8,i:  48,248,727 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,645,908 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,928,717 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,214,567 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,292,623 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,440,144 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,085,441 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,384,589 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,136,377 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,324,060 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,083,309 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,563,288 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,377,528 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,053,448 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,087,665 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,369,885 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,914,526 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000121 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000243 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000188 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[108] 338m:52s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,148,710 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,793,506 msg/sec
          boost::lockfree::queue, 1,s:   7,997,221 msg/sec
          boost::lockfree::queue, 1,i:   6,924,746 msg/sec
          boost::lockfree::queue, 2,s:   7,527,312 msg/sec
          boost::lockfree::queue, 2,i:   7,378,767 msg/sec
          boost::lockfree::queue, 3,s:   7,354,702 msg/sec
          boost::lockfree::queue, 3,i:   7,624,535 msg/sec
          boost::lockfree::queue, 4,s:   6,418,895 msg/sec
          boost::lockfree::queue, 4,i:   6,755,793 msg/sec
          boost::lockfree::queue, 5,s:   6,425,576 msg/sec
          boost::lockfree::queue, 5,i:   6,468,245 msg/sec
          boost::lockfree::queue, 6,s:   5,989,347 msg/sec
          boost::lockfree::queue, 6,i:   6,099,162 msg/sec
          boost::lockfree::queue, 7,s:   5,915,092 msg/sec
          boost::lockfree::queue, 7,i:   5,895,459 msg/sec
          boost::lockfree::queue, 8,s:   5,474,285 msg/sec
          boost::lockfree::queue, 8,i:   5,552,322 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 486,046,102 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 524,589,957 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,070,014 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,182,620 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,142,053 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,067,207 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,550,476 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,771,756 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,546,433 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,449,820 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,314,887 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,271,008 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,129,727 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,350,664 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,352,687 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,003,288 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,424,378 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  35,380,413 msg/sec
                pthread_spinlock, 1,s:  29,018,796 msg/sec
                pthread_spinlock, 1,i:  25,321,462 msg/sec
                pthread_spinlock, 2,s:  16,157,369 msg/sec
                pthread_spinlock, 2,i:  16,992,287 msg/sec
                pthread_spinlock, 3,s:   8,391,143 msg/sec
                pthread_spinlock, 3,i:  12,006,121 msg/sec
                pthread_spinlock, 4,s:   6,508,849 msg/sec
                pthread_spinlock, 4,i:   8,962,765 msg/sec
                pthread_spinlock, 5,s:   8,745,524 msg/sec
                pthread_spinlock, 5,i:   9,456,996 msg/sec
                pthread_spinlock, 6,s:   8,248,746 msg/sec
                pthread_spinlock, 6,i:   8,510,322 msg/sec
                pthread_spinlock, 7,s:   7,534,392 msg/sec
                pthread_spinlock, 7,i:   7,977,472 msg/sec
                pthread_spinlock, 8,s:   6,592,099 msg/sec
                pthread_spinlock, 8,i:   6,832,479 msg/sec
                      std::mutex, 1,s:   6,249,371 msg/sec
                      std::mutex, 1,i:   6,190,381 msg/sec
                      std::mutex, 2,s:   5,212,990 msg/sec
                      std::mutex, 2,i:   5,894,296 msg/sec
                      std::mutex, 3,s:   4,686,138 msg/sec
                      std::mutex, 3,i:   5,194,546 msg/sec
                      std::mutex, 4,s:   6,045,723 msg/sec
                      std::mutex, 4,i:   5,365,355 msg/sec
                      std::mutex, 5,s:   6,269,807 msg/sec
                      std::mutex, 5,i:   6,177,935 msg/sec
                      std::mutex, 6,s:   6,097,324 msg/sec
                      std::mutex, 6,i:   6,071,685 msg/sec
                      std::mutex, 7,s:   5,946,349 msg/sec
                      std::mutex, 7,i:   5,959,364 msg/sec
                      std::mutex, 8,s:   5,747,665 msg/sec
                      std::mutex, 8,i:   5,757,118 msg/sec
                 tbb::spin_mutex, 1,s:  37,733,505 msg/sec
                 tbb::spin_mutex, 1,i:  32,922,004 msg/sec
                 tbb::spin_mutex, 2,s:  21,358,739 msg/sec
                 tbb::spin_mutex, 2,i:  18,399,585 msg/sec
                 tbb::spin_mutex, 3,s:   8,505,339 msg/sec
                 tbb::spin_mutex, 3,i:  11,494,762 msg/sec
                 tbb::spin_mutex, 4,s:   3,252,949 msg/sec
                 tbb::spin_mutex, 4,i:   6,324,595 msg/sec
                 tbb::spin_mutex, 5,s:   5,310,243 msg/sec
                 tbb::spin_mutex, 5,i:   5,443,942 msg/sec
                 tbb::spin_mutex, 6,s:   5,286,363 msg/sec
                 tbb::spin_mutex, 6,i:   4,351,812 msg/sec
                 tbb::spin_mutex, 7,s:   4,876,162 msg/sec
                 tbb::spin_mutex, 7,i:   4,332,793 msg/sec
                 tbb::spin_mutex, 8,s:   4,261,543 msg/sec
                 tbb::spin_mutex, 8,i:   4,072,974 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,699,635 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,325,933 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,791,107 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,505,703 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,260,807 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,000,628 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,441,675 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,298,809 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,669,135 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,823,431 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,018,011 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,008,461 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,020,721 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,999,325 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,950,471 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,082,269 msg/sec
     xenium::michael_scott_queue, 1,s:  10,019,436 msg/sec
     xenium::michael_scott_queue, 1,i:  10,046,786 msg/sec
     xenium::michael_scott_queue, 2,s:   8,477,762 msg/sec
     xenium::michael_scott_queue, 2,i:   8,505,521 msg/sec
     xenium::michael_scott_queue, 3,s:   7,293,426 msg/sec
     xenium::michael_scott_queue, 3,i:   7,537,713 msg/sec
     xenium::michael_scott_queue, 4,s:   6,289,912 msg/sec
     xenium::michael_scott_queue, 4,i:   6,329,198 msg/sec
     xenium::michael_scott_queue, 5,s:   6,302,013 msg/sec
     xenium::michael_scott_queue, 5,i:   6,627,443 msg/sec
     xenium::michael_scott_queue, 6,s:   6,470,999 msg/sec
     xenium::michael_scott_queue, 6,i:   6,689,989 msg/sec
     xenium::michael_scott_queue, 7,s:   6,286,440 msg/sec
     xenium::michael_scott_queue, 7,i:   6,384,440 msg/sec
     xenium::michael_scott_queue, 8,s:   5,982,251 msg/sec
     xenium::michael_scott_queue, 8,i:   6,136,405 msg/sec
         xenium::ramalhete_queue, 1,s:  31,862,326 msg/sec
         xenium::ramalhete_queue, 1,i:  32,515,681 msg/sec
         xenium::ramalhete_queue, 2,s:  24,225,745 msg/sec
         xenium::ramalhete_queue, 2,i:  23,372,862 msg/sec
         xenium::ramalhete_queue, 3,s:  29,101,431 msg/sec
         xenium::ramalhete_queue, 3,i:  28,732,850 msg/sec
         xenium::ramalhete_queue, 4,s:  33,709,875 msg/sec
         xenium::ramalhete_queue, 4,i:  33,479,580 msg/sec
         xenium::ramalhete_queue, 5,s:  32,134,048 msg/sec
         xenium::ramalhete_queue, 5,i:  35,924,567 msg/sec
         xenium::ramalhete_queue, 6,s:  34,022,308 msg/sec
         xenium::ramalhete_queue, 6,i:  39,567,817 msg/sec
         xenium::ramalhete_queue, 7,s:  35,092,999 msg/sec
         xenium::ramalhete_queue, 7,i:  41,867,438 msg/sec
         xenium::ramalhete_queue, 8,s:  35,547,104 msg/sec
         xenium::ramalhete_queue, 8,i:  44,080,976 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,000,998 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,891,795 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,146,261 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,251,097 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,652,756 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,893,897 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,560,092 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,637,189 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,160,595 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,346,966 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,918,606 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,270,461 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,294,712 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,937,217 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,624 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,227,544 msg/sec
                     AtomicQueue, 1,s:  60,946,304 msg/sec
                     AtomicQueue, 1,i:  57,409,236 msg/sec
                     AtomicQueue, 2,s:  12,200,307 msg/sec
                     AtomicQueue, 2,i:  11,743,413 msg/sec
                     AtomicQueue, 3,s:  10,758,867 msg/sec
                     AtomicQueue, 3,i:   9,883,979 msg/sec
                     AtomicQueue, 4,s:   8,185,880 msg/sec
                     AtomicQueue, 4,i:   8,178,385 msg/sec
                     AtomicQueue, 5,s:   8,034,625 msg/sec
                     AtomicQueue, 5,i:   8,096,594 msg/sec
                     AtomicQueue, 6,s:   7,693,720 msg/sec
                     AtomicQueue, 6,i:   7,615,975 msg/sec
                     AtomicQueue, 7,s:   7,164,931 msg/sec
                     AtomicQueue, 7,i:   7,995,489 msg/sec
                     AtomicQueue, 8,s:   6,329,484 msg/sec
                     AtomicQueue, 8,i:   7,451,405 msg/sec
                    AtomicQueueB, 1,s:  43,828,435 msg/sec
                    AtomicQueueB, 1,i:  43,001,873 msg/sec
                    AtomicQueueB, 2,s:  11,981,821 msg/sec
                    AtomicQueueB, 2,i:  11,520,490 msg/sec
                    AtomicQueueB, 3,s:  10,972,643 msg/sec
                    AtomicQueueB, 3,i:  10,274,937 msg/sec
                    AtomicQueueB, 4,s:   8,055,424 msg/sec
                    AtomicQueueB, 4,i:   8,058,495 msg/sec
                    AtomicQueueB, 5,s:   7,682,292 msg/sec
                    AtomicQueueB, 5,i:   7,867,577 msg/sec
                    AtomicQueueB, 6,s:   7,113,162 msg/sec
                    AtomicQueueB, 6,i:   7,472,189 msg/sec
                    AtomicQueueB, 7,s:   6,822,368 msg/sec
                    AtomicQueueB, 7,i:   7,733,017 msg/sec
                    AtomicQueueB, 8,s:   6,254,777 msg/sec
                    AtomicQueueB, 8,i:   7,180,195 msg/sec
             OptimistAtomicQueue, 1,s: 777,599,383 msg/sec
             OptimistAtomicQueue, 1,i: 615,631,246 msg/sec
             OptimistAtomicQueue, 2,s:  32,158,665 msg/sec
             OptimistAtomicQueue, 2,i:  32,245,401 msg/sec
             OptimistAtomicQueue, 3,s:  36,633,218 msg/sec
             OptimistAtomicQueue, 3,i:  37,378,374 msg/sec
             OptimistAtomicQueue, 4,s:  39,308,853 msg/sec
             OptimistAtomicQueue, 4,i:  39,390,623 msg/sec
             OptimistAtomicQueue, 5,s:  42,306,892 msg/sec
             OptimistAtomicQueue, 5,i:  48,541,292 msg/sec
             OptimistAtomicQueue, 6,s:  42,676,610 msg/sec
             OptimistAtomicQueue, 6,i:  50,265,003 msg/sec
             OptimistAtomicQueue, 7,s:  45,216,443 msg/sec
             OptimistAtomicQueue, 7,i:  53,027,709 msg/sec
             OptimistAtomicQueue, 8,s:  46,522,843 msg/sec
             OptimistAtomicQueue, 8,i:  49,424,286 msg/sec
            OptimistAtomicQueueB, 1,s: 157,056,078 msg/sec
            OptimistAtomicQueueB, 1,i:  76,522,026 msg/sec
            OptimistAtomicQueueB, 2,s:  32,147,937 msg/sec
            OptimistAtomicQueueB, 2,i:  32,251,718 msg/sec
            OptimistAtomicQueueB, 3,s:  36,309,676 msg/sec
            OptimistAtomicQueueB, 3,i:  36,918,740 msg/sec
            OptimistAtomicQueueB, 4,s:  38,706,835 msg/sec
            OptimistAtomicQueueB, 4,i:  38,673,207 msg/sec
            OptimistAtomicQueueB, 5,s:  41,153,872 msg/sec
            OptimistAtomicQueueB, 5,i:  45,933,387 msg/sec
            OptimistAtomicQueueB, 6,s:  41,226,632 msg/sec
            OptimistAtomicQueueB, 6,i:  49,049,019 msg/sec
            OptimistAtomicQueueB, 7,s:  42,462,648 msg/sec
            OptimistAtomicQueueB, 7,i:  51,511,087 msg/sec
            OptimistAtomicQueueB, 8,s:  44,324,696 msg/sec
            OptimistAtomicQueueB, 8,i:  47,962,017 msg/sec
                    AtomicQueue2, 1,s:  23,093,826 msg/sec
                    AtomicQueue2, 1,i:  23,366,617 msg/sec
                    AtomicQueue2, 2,s:  11,859,390 msg/sec
                    AtomicQueue2, 2,i:  11,605,708 msg/sec
                    AtomicQueue2, 3,s:   9,448,604 msg/sec
                    AtomicQueue2, 3,i:   9,384,196 msg/sec
                    AtomicQueue2, 4,s:   8,045,507 msg/sec
                    AtomicQueue2, 4,i:   8,039,788 msg/sec
                    AtomicQueue2, 5,s:   7,952,234 msg/sec
                    AtomicQueue2, 5,i:   7,983,704 msg/sec
                    AtomicQueue2, 6,s:   7,850,082 msg/sec
                    AtomicQueue2, 6,i:   7,536,720 msg/sec
                    AtomicQueue2, 7,s:   7,091,221 msg/sec
                    AtomicQueue2, 7,i:   7,892,330 msg/sec
                    AtomicQueue2, 8,s:   6,380,834 msg/sec
                    AtomicQueue2, 8,i:   7,314,581 msg/sec
                   AtomicQueueB2, 1,s:  36,077,567 msg/sec
                   AtomicQueueB2, 1,i:  32,626,710 msg/sec
                   AtomicQueueB2, 2,s:  11,308,817 msg/sec
                   AtomicQueueB2, 2,i:  11,203,768 msg/sec
                   AtomicQueueB2, 3,s:   9,620,595 msg/sec
                   AtomicQueueB2, 3,i:   9,481,760 msg/sec
                   AtomicQueueB2, 4,s:   7,957,628 msg/sec
                   AtomicQueueB2, 4,i:   7,830,799 msg/sec
                   AtomicQueueB2, 5,s:   7,394,679 msg/sec
                   AtomicQueueB2, 5,i:   7,728,066 msg/sec
                   AtomicQueueB2, 6,s:   7,152,421 msg/sec
                   AtomicQueueB2, 6,i:   7,475,589 msg/sec
                   AtomicQueueB2, 7,s:   6,901,841 msg/sec
                   AtomicQueueB2, 7,i:   7,679,528 msg/sec
                   AtomicQueueB2, 8,s:   6,239,635 msg/sec
                   AtomicQueueB2, 8,i:   6,905,029 msg/sec
            OptimistAtomicQueue2, 1,s: 454,370,986 msg/sec
            OptimistAtomicQueue2, 1,i:  29,410,899 msg/sec
            OptimistAtomicQueue2, 2,s:  24,950,143 msg/sec
            OptimistAtomicQueue2, 2,i:  24,589,807 msg/sec
            OptimistAtomicQueue2, 3,s:  30,442,658 msg/sec
            OptimistAtomicQueue2, 3,i:  29,970,179 msg/sec
            OptimistAtomicQueue2, 4,s:  33,285,901 msg/sec
            OptimistAtomicQueue2, 4,i:  34,026,579 msg/sec
            OptimistAtomicQueue2, 5,s:  37,634,031 msg/sec
            OptimistAtomicQueue2, 5,i:  40,760,549 msg/sec
            OptimistAtomicQueue2, 6,s:  40,424,717 msg/sec
            OptimistAtomicQueue2, 6,i:  49,255,578 msg/sec
            OptimistAtomicQueue2, 7,s:  42,764,519 msg/sec
            OptimistAtomicQueue2, 7,i:  48,169,678 msg/sec
            OptimistAtomicQueue2, 8,s:  44,032,374 msg/sec
            OptimistAtomicQueue2, 8,i:  48,471,943 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,459,877 msg/sec
           OptimistAtomicQueueB2, 1,i:  65,055,164 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,705,906 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,183,490 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,130,173 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,316,522 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,406,806 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,317,524 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,393,590 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,474,770 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,852,684 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,556,027 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,932,998 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,303,109 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,396,203 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,614,418 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000322 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000157 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000237 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000250 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000186 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[109] 337m:33s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,609,651 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,672,155 msg/sec
          boost::lockfree::queue, 1,s:   7,860,589 msg/sec
          boost::lockfree::queue, 1,i:   7,856,141 msg/sec
          boost::lockfree::queue, 2,s:   7,666,918 msg/sec
          boost::lockfree::queue, 2,i:   7,556,995 msg/sec
          boost::lockfree::queue, 3,s:   7,377,767 msg/sec
          boost::lockfree::queue, 3,i:   7,547,569 msg/sec
          boost::lockfree::queue, 4,s:   6,422,362 msg/sec
          boost::lockfree::queue, 4,i:   6,862,223 msg/sec
          boost::lockfree::queue, 5,s:   6,481,856 msg/sec
          boost::lockfree::queue, 5,i:   6,545,189 msg/sec
          boost::lockfree::queue, 6,s:   5,986,735 msg/sec
          boost::lockfree::queue, 6,i:   6,108,721 msg/sec
          boost::lockfree::queue, 7,s:   5,840,331 msg/sec
          boost::lockfree::queue, 7,i:   5,902,769 msg/sec
          boost::lockfree::queue, 8,s:   5,475,475 msg/sec
          boost::lockfree::queue, 8,i:   5,568,462 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 498,360,021 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 444,085,820 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,629,515 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,644,906 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,195,253 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,521,839 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,303,657 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,850,478 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,526,209 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,817,724 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,336,878 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,507,725 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,767,926 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,895,000 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,023,115 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,492,370 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,209,603 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,439,004 msg/sec
                pthread_spinlock, 1,s:  29,202,932 msg/sec
                pthread_spinlock, 1,i:  29,209,320 msg/sec
                pthread_spinlock, 2,s:  15,375,373 msg/sec
                pthread_spinlock, 2,i:  18,124,571 msg/sec
                pthread_spinlock, 3,s:   8,266,691 msg/sec
                pthread_spinlock, 3,i:  11,949,902 msg/sec
                pthread_spinlock, 4,s:   6,573,803 msg/sec
                pthread_spinlock, 4,i:   9,110,263 msg/sec
                pthread_spinlock, 5,s:   8,681,022 msg/sec
                pthread_spinlock, 5,i:   9,171,489 msg/sec
                pthread_spinlock, 6,s:   8,310,321 msg/sec
                pthread_spinlock, 6,i:   8,479,644 msg/sec
                pthread_spinlock, 7,s:   7,470,001 msg/sec
                pthread_spinlock, 7,i:   8,069,129 msg/sec
                pthread_spinlock, 8,s:   6,888,875 msg/sec
                pthread_spinlock, 8,i:   6,929,596 msg/sec
                      std::mutex, 1,s:   7,150,234 msg/sec
                      std::mutex, 1,i:   6,760,652 msg/sec
                      std::mutex, 2,s:   5,521,141 msg/sec
                      std::mutex, 2,i:   5,593,109 msg/sec
                      std::mutex, 3,s:   5,322,816 msg/sec
                      std::mutex, 3,i:   5,951,960 msg/sec
                      std::mutex, 4,s:   6,274,767 msg/sec
                      std::mutex, 4,i:   6,212,316 msg/sec
                      std::mutex, 5,s:   5,969,947 msg/sec
                      std::mutex, 5,i:   6,015,831 msg/sec
                      std::mutex, 6,s:   5,880,091 msg/sec
                      std::mutex, 6,i:   5,916,090 msg/sec
                      std::mutex, 7,s:   5,794,419 msg/sec
                      std::mutex, 7,i:   5,789,986 msg/sec
                      std::mutex, 8,s:   5,624,655 msg/sec
                      std::mutex, 8,i:   5,664,865 msg/sec
                 tbb::spin_mutex, 1,s:  37,533,309 msg/sec
                 tbb::spin_mutex, 1,i:  32,858,639 msg/sec
                 tbb::spin_mutex, 2,s:  21,264,480 msg/sec
                 tbb::spin_mutex, 2,i:  18,446,882 msg/sec
                 tbb::spin_mutex, 3,s:   9,030,260 msg/sec
                 tbb::spin_mutex, 3,i:  11,426,869 msg/sec
                 tbb::spin_mutex, 4,s:   3,208,007 msg/sec
                 tbb::spin_mutex, 4,i:   6,400,740 msg/sec
                 tbb::spin_mutex, 5,s:   5,268,544 msg/sec
                 tbb::spin_mutex, 5,i:   5,780,269 msg/sec
                 tbb::spin_mutex, 6,s:   5,357,959 msg/sec
                 tbb::spin_mutex, 6,i:   4,418,909 msg/sec
                 tbb::spin_mutex, 7,s:   4,857,736 msg/sec
                 tbb::spin_mutex, 7,i:   4,325,542 msg/sec
                 tbb::spin_mutex, 8,s:   4,260,540 msg/sec
                 tbb::spin_mutex, 8,i:   4,084,855 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,384,360 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,347,085 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,004,898 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,084,112 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,377,059 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,882,352 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,101,526 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,345,281 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,799,647 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,762,607 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,928,167 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,912,850 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,797,040 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,111,069 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,643,444 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,315,673 msg/sec
     xenium::michael_scott_queue, 1,s:   9,372,021 msg/sec
     xenium::michael_scott_queue, 1,i:   9,380,052 msg/sec
     xenium::michael_scott_queue, 2,s:   8,357,691 msg/sec
     xenium::michael_scott_queue, 2,i:   8,409,440 msg/sec
     xenium::michael_scott_queue, 3,s:   7,376,926 msg/sec
     xenium::michael_scott_queue, 3,i:   7,592,496 msg/sec
     xenium::michael_scott_queue, 4,s:   6,287,265 msg/sec
     xenium::michael_scott_queue, 4,i:   6,348,015 msg/sec
     xenium::michael_scott_queue, 5,s:   6,295,544 msg/sec
     xenium::michael_scott_queue, 5,i:   6,706,369 msg/sec
     xenium::michael_scott_queue, 6,s:   6,585,202 msg/sec
     xenium::michael_scott_queue, 6,i:   6,713,004 msg/sec
     xenium::michael_scott_queue, 7,s:   6,318,661 msg/sec
     xenium::michael_scott_queue, 7,i:   6,619,790 msg/sec
     xenium::michael_scott_queue, 8,s:   5,906,991 msg/sec
     xenium::michael_scott_queue, 8,i:   6,119,389 msg/sec
         xenium::ramalhete_queue, 1,s:  32,099,198 msg/sec
         xenium::ramalhete_queue, 1,i:  31,285,781 msg/sec
         xenium::ramalhete_queue, 2,s:  23,626,030 msg/sec
         xenium::ramalhete_queue, 2,i:  23,399,715 msg/sec
         xenium::ramalhete_queue, 3,s:  29,192,910 msg/sec
         xenium::ramalhete_queue, 3,i:  28,461,183 msg/sec
         xenium::ramalhete_queue, 4,s:  33,747,048 msg/sec
         xenium::ramalhete_queue, 4,i:  33,447,291 msg/sec
         xenium::ramalhete_queue, 5,s:  32,018,060 msg/sec
         xenium::ramalhete_queue, 5,i:  36,021,312 msg/sec
         xenium::ramalhete_queue, 6,s:  34,035,438 msg/sec
         xenium::ramalhete_queue, 6,i:  38,906,927 msg/sec
         xenium::ramalhete_queue, 7,s:  35,155,079 msg/sec
         xenium::ramalhete_queue, 7,i:  41,561,158 msg/sec
         xenium::ramalhete_queue, 8,s:  35,647,976 msg/sec
         xenium::ramalhete_queue, 8,i:  44,059,692 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,311,791 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 117,386,798 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,954,694 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,511,663 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,761,324 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,753,919 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,512,404 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,267,291 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,818,556 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,295,193 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,838,502 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,208,596 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,316,737 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,077,530 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,431,191 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,313,344 msg/sec
                     AtomicQueue, 1,s:  76,196,381 msg/sec
                     AtomicQueue, 1,i:  58,870,688 msg/sec
                     AtomicQueue, 2,s:  12,301,598 msg/sec
                     AtomicQueue, 2,i:  11,735,708 msg/sec
                     AtomicQueue, 3,s:  10,824,966 msg/sec
                     AtomicQueue, 3,i:   9,926,521 msg/sec
                     AtomicQueue, 4,s:   8,190,410 msg/sec
                     AtomicQueue, 4,i:   8,177,411 msg/sec
                     AtomicQueue, 5,s:   7,943,691 msg/sec
                     AtomicQueue, 5,i:   8,120,665 msg/sec
                     AtomicQueue, 6,s:   7,804,744 msg/sec
                     AtomicQueue, 6,i:   7,616,235 msg/sec
                     AtomicQueue, 7,s:   7,137,475 msg/sec
                     AtomicQueue, 7,i:   8,001,182 msg/sec
                     AtomicQueue, 8,s:   6,348,846 msg/sec
                     AtomicQueue, 8,i:   7,456,046 msg/sec
                    AtomicQueueB, 1,s:  43,717,252 msg/sec
                    AtomicQueueB, 1,i:  43,045,233 msg/sec
                    AtomicQueueB, 2,s:  11,819,837 msg/sec
                    AtomicQueueB, 2,i:  11,435,222 msg/sec
                    AtomicQueueB, 3,s:  10,968,215 msg/sec
                    AtomicQueueB, 3,i:  10,224,627 msg/sec
                    AtomicQueueB, 4,s:   8,049,926 msg/sec
                    AtomicQueueB, 4,i:   8,030,041 msg/sec
                    AtomicQueueB, 5,s:   7,630,271 msg/sec
                    AtomicQueueB, 5,i:   7,730,092 msg/sec
                    AtomicQueueB, 6,s:   7,340,624 msg/sec
                    AtomicQueueB, 6,i:   7,544,566 msg/sec
                    AtomicQueueB, 7,s:   6,834,681 msg/sec
                    AtomicQueueB, 7,i:   7,675,161 msg/sec
                    AtomicQueueB, 8,s:   6,253,770 msg/sec
                    AtomicQueueB, 8,i:   7,174,474 msg/sec
             OptimistAtomicQueue, 1,s: 801,227,159 msg/sec
             OptimistAtomicQueue, 1,i: 639,864,758 msg/sec
             OptimistAtomicQueue, 2,s:  32,646,344 msg/sec
             OptimistAtomicQueue, 2,i:  32,725,653 msg/sec
             OptimistAtomicQueue, 3,s:  36,673,657 msg/sec
             OptimistAtomicQueue, 3,i:  37,424,125 msg/sec
             OptimistAtomicQueue, 4,s:  39,298,980 msg/sec
             OptimistAtomicQueue, 4,i:  39,412,179 msg/sec
             OptimistAtomicQueue, 5,s:  42,238,481 msg/sec
             OptimistAtomicQueue, 5,i:  48,470,941 msg/sec
             OptimistAtomicQueue, 6,s:  42,564,223 msg/sec
             OptimistAtomicQueue, 6,i:  50,374,059 msg/sec
             OptimistAtomicQueue, 7,s:  44,441,755 msg/sec
             OptimistAtomicQueue, 7,i:  52,034,325 msg/sec
             OptimistAtomicQueue, 8,s:  46,474,538 msg/sec
             OptimistAtomicQueue, 8,i:  49,488,468 msg/sec
            OptimistAtomicQueueB, 1,s: 122,830,351 msg/sec
            OptimistAtomicQueueB, 1,i:  77,763,877 msg/sec
            OptimistAtomicQueueB, 2,s:  32,309,108 msg/sec
            OptimistAtomicQueueB, 2,i:  32,325,746 msg/sec
            OptimistAtomicQueueB, 3,s:  36,233,761 msg/sec
            OptimistAtomicQueueB, 3,i:  36,810,135 msg/sec
            OptimistAtomicQueueB, 4,s:  38,792,814 msg/sec
            OptimistAtomicQueueB, 4,i:  38,703,889 msg/sec
            OptimistAtomicQueueB, 5,s:  40,356,066 msg/sec
            OptimistAtomicQueueB, 5,i:  45,427,348 msg/sec
            OptimistAtomicQueueB, 6,s:  41,162,065 msg/sec
            OptimistAtomicQueueB, 6,i:  49,163,562 msg/sec
            OptimistAtomicQueueB, 7,s:  42,011,373 msg/sec
            OptimistAtomicQueueB, 7,i:  51,635,257 msg/sec
            OptimistAtomicQueueB, 8,s:  44,192,403 msg/sec
            OptimistAtomicQueueB, 8,i:  48,405,802 msg/sec
                    AtomicQueue2, 1,s:  22,958,875 msg/sec
                    AtomicQueue2, 1,i:  22,863,256 msg/sec
                    AtomicQueue2, 2,s:  11,799,524 msg/sec
                    AtomicQueue2, 2,i:  11,480,957 msg/sec
                    AtomicQueue2, 3,s:   9,726,935 msg/sec
                    AtomicQueue2, 3,i:   9,322,366 msg/sec
                    AtomicQueue2, 4,s:   8,062,644 msg/sec
                    AtomicQueue2, 4,i:   8,040,801 msg/sec
                    AtomicQueue2, 5,s:   7,967,365 msg/sec
                    AtomicQueue2, 5,i:   8,024,140 msg/sec
                    AtomicQueue2, 6,s:   7,797,919 msg/sec
                    AtomicQueue2, 6,i:   7,524,600 msg/sec
                    AtomicQueue2, 7,s:   7,176,078 msg/sec
                    AtomicQueue2, 7,i:   7,935,946 msg/sec
                    AtomicQueue2, 8,s:   6,371,349 msg/sec
                    AtomicQueue2, 8,i:   7,338,479 msg/sec
                   AtomicQueueB2, 1,s:  35,899,943 msg/sec
                   AtomicQueueB2, 1,i:  35,840,323 msg/sec
                   AtomicQueueB2, 2,s:  11,386,963 msg/sec
                   AtomicQueueB2, 2,i:  11,128,293 msg/sec
                   AtomicQueueB2, 3,s:   9,645,589 msg/sec
                   AtomicQueueB2, 3,i:   9,603,338 msg/sec
                   AtomicQueueB2, 4,s:   7,953,687 msg/sec
                   AtomicQueueB2, 4,i:   7,868,633 msg/sec
                   AtomicQueueB2, 5,s:   7,605,589 msg/sec
                   AtomicQueueB2, 5,i:   7,634,760 msg/sec
                   AtomicQueueB2, 6,s:   7,318,485 msg/sec
                   AtomicQueueB2, 6,i:   7,447,191 msg/sec
                   AtomicQueueB2, 7,s:   6,932,961 msg/sec
                   AtomicQueueB2, 7,i:   7,712,064 msg/sec
                   AtomicQueueB2, 8,s:   6,238,794 msg/sec
                   AtomicQueueB2, 8,i:   6,979,518 msg/sec
            OptimistAtomicQueue2, 1,s: 457,870,635 msg/sec
            OptimistAtomicQueue2, 1,i: 461,846,993 msg/sec
            OptimistAtomicQueue2, 2,s:  24,268,235 msg/sec
            OptimistAtomicQueue2, 2,i:  24,010,258 msg/sec
            OptimistAtomicQueue2, 3,s:  30,315,162 msg/sec
            OptimistAtomicQueue2, 3,i:  29,937,580 msg/sec
            OptimistAtomicQueue2, 4,s:  33,177,644 msg/sec
            OptimistAtomicQueue2, 4,i:  33,528,339 msg/sec
            OptimistAtomicQueue2, 5,s:  37,292,431 msg/sec
            OptimistAtomicQueue2, 5,i:  41,009,293 msg/sec
            OptimistAtomicQueue2, 6,s:  40,453,938 msg/sec
            OptimistAtomicQueue2, 6,i:  49,270,533 msg/sec
            OptimistAtomicQueue2, 7,s:  42,996,959 msg/sec
            OptimistAtomicQueue2, 7,i:  51,531,727 msg/sec
            OptimistAtomicQueue2, 8,s:  44,008,735 msg/sec
            OptimistAtomicQueue2, 8,i:  48,505,333 msg/sec
           OptimistAtomicQueueB2, 1,s:  73,941,745 msg/sec
           OptimistAtomicQueueB2, 1,i:  31,441,458 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,839,107 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,182,718 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,108,530 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,318,970 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,610,620 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,172,409 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,731,880 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,195,017 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,466,166 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,570,918 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,208,613 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,525,280 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,183,223 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,076,904 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000128 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000237 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000260 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[110] 336m:14s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,872,799 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,815,903 msg/sec
          boost::lockfree::queue, 1,s:   6,858,139 msg/sec
          boost::lockfree::queue, 1,i:   6,967,453 msg/sec
          boost::lockfree::queue, 2,s:   7,739,366 msg/sec
          boost::lockfree::queue, 2,i:   7,414,103 msg/sec
          boost::lockfree::queue, 3,s:   7,392,413 msg/sec
          boost::lockfree::queue, 3,i:   7,552,922 msg/sec
          boost::lockfree::queue, 4,s:   6,423,309 msg/sec
          boost::lockfree::queue, 4,i:   6,916,611 msg/sec
          boost::lockfree::queue, 5,s:   6,372,743 msg/sec
          boost::lockfree::queue, 5,i:   6,467,351 msg/sec
          boost::lockfree::queue, 6,s:   5,974,231 msg/sec
          boost::lockfree::queue, 6,i:   6,117,798 msg/sec
          boost::lockfree::queue, 7,s:   5,814,856 msg/sec
          boost::lockfree::queue, 7,i:   5,942,935 msg/sec
          boost::lockfree::queue, 8,s:   5,483,233 msg/sec
          boost::lockfree::queue, 8,i:   5,676,882 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  56,443,709 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  49,123,147 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,114,086 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,161,804 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,915,971 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,880,796 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,958,415 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,588,010 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,246,934 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,154,478 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,200,972 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,117,756 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,765,286 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,229,667 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,069,224 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,622,659 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,147,495 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,656,682 msg/sec
                pthread_spinlock, 1,s:  28,954,687 msg/sec
                pthread_spinlock, 1,i:  25,475,273 msg/sec
                pthread_spinlock, 2,s:  15,931,746 msg/sec
                pthread_spinlock, 2,i:  16,870,118 msg/sec
                pthread_spinlock, 3,s:   8,375,180 msg/sec
                pthread_spinlock, 3,i:  12,235,690 msg/sec
                pthread_spinlock, 4,s:   6,443,391 msg/sec
                pthread_spinlock, 4,i:   9,003,532 msg/sec
                pthread_spinlock, 5,s:   8,645,488 msg/sec
                pthread_spinlock, 5,i:   9,605,412 msg/sec
                pthread_spinlock, 6,s:   8,215,477 msg/sec
                pthread_spinlock, 6,i:   9,018,935 msg/sec
                pthread_spinlock, 7,s:   7,535,979 msg/sec
                pthread_spinlock, 7,i:   7,548,672 msg/sec
                pthread_spinlock, 8,s:   6,903,341 msg/sec
                pthread_spinlock, 8,i:   6,882,923 msg/sec
                      std::mutex, 1,s:   6,511,689 msg/sec
                      std::mutex, 1,i:   6,480,184 msg/sec
                      std::mutex, 2,s:   5,584,605 msg/sec
                      std::mutex, 2,i:   5,476,907 msg/sec
                      std::mutex, 3,s:   5,266,439 msg/sec
                      std::mutex, 3,i:   5,434,477 msg/sec
                      std::mutex, 4,s:   5,907,865 msg/sec
                      std::mutex, 4,i:   6,230,814 msg/sec
                      std::mutex, 5,s:   6,102,366 msg/sec
                      std::mutex, 5,i:   5,984,019 msg/sec
                      std::mutex, 6,s:   5,984,829 msg/sec
                      std::mutex, 6,i:   5,951,651 msg/sec
                      std::mutex, 7,s:   5,807,948 msg/sec
                      std::mutex, 7,i:   5,836,727 msg/sec
                      std::mutex, 8,s:   5,677,566 msg/sec
                      std::mutex, 8,i:   5,737,775 msg/sec
                 tbb::spin_mutex, 1,s:  37,701,550 msg/sec
                 tbb::spin_mutex, 1,i:  32,978,923 msg/sec
                 tbb::spin_mutex, 2,s:  20,997,925 msg/sec
                 tbb::spin_mutex, 2,i:  18,832,995 msg/sec
                 tbb::spin_mutex, 3,s:   8,767,737 msg/sec
                 tbb::spin_mutex, 3,i:  10,240,555 msg/sec
                 tbb::spin_mutex, 4,s:   3,254,600 msg/sec
                 tbb::spin_mutex, 4,i:   6,348,251 msg/sec
                 tbb::spin_mutex, 5,s:   5,400,366 msg/sec
                 tbb::spin_mutex, 5,i:   5,499,072 msg/sec
                 tbb::spin_mutex, 6,s:   5,382,151 msg/sec
                 tbb::spin_mutex, 6,i:   4,342,417 msg/sec
                 tbb::spin_mutex, 7,s:   4,878,780 msg/sec
                 tbb::spin_mutex, 7,i:   4,368,183 msg/sec
                 tbb::spin_mutex, 8,s:   4,238,142 msg/sec
                 tbb::spin_mutex, 8,i:   4,077,056 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,888,599 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,036,957 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,785,045 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,056,921 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,203,028 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,404,054 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,190,882 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,249,035 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,523,216 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,375,790 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,637,936 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,697,319 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,655,928 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,104,981 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,725,493 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,944,392 msg/sec
     xenium::michael_scott_queue, 1,s:   9,428,062 msg/sec
     xenium::michael_scott_queue, 1,i:   9,198,118 msg/sec
     xenium::michael_scott_queue, 2,s:   8,513,698 msg/sec
     xenium::michael_scott_queue, 2,i:   8,481,085 msg/sec
     xenium::michael_scott_queue, 3,s:   7,280,255 msg/sec
     xenium::michael_scott_queue, 3,i:   7,572,111 msg/sec
     xenium::michael_scott_queue, 4,s:   6,354,334 msg/sec
     xenium::michael_scott_queue, 4,i:   6,378,676 msg/sec
     xenium::michael_scott_queue, 5,s:   6,257,815 msg/sec
     xenium::michael_scott_queue, 5,i:   6,702,816 msg/sec
     xenium::michael_scott_queue, 6,s:   6,491,269 msg/sec
     xenium::michael_scott_queue, 6,i:   6,690,517 msg/sec
     xenium::michael_scott_queue, 7,s:   6,267,281 msg/sec
     xenium::michael_scott_queue, 7,i:   6,503,438 msg/sec
     xenium::michael_scott_queue, 8,s:   5,984,089 msg/sec
     xenium::michael_scott_queue, 8,i:   6,089,252 msg/sec
         xenium::ramalhete_queue, 1,s:  31,669,366 msg/sec
         xenium::ramalhete_queue, 1,i:  32,557,952 msg/sec
         xenium::ramalhete_queue, 2,s:  23,475,137 msg/sec
         xenium::ramalhete_queue, 2,i:  23,325,930 msg/sec
         xenium::ramalhete_queue, 3,s:  29,126,959 msg/sec
         xenium::ramalhete_queue, 3,i:  28,434,666 msg/sec
         xenium::ramalhete_queue, 4,s:  33,809,225 msg/sec
         xenium::ramalhete_queue, 4,i:  33,500,277 msg/sec
         xenium::ramalhete_queue, 5,s:  31,997,804 msg/sec
         xenium::ramalhete_queue, 5,i:  36,043,764 msg/sec
         xenium::ramalhete_queue, 6,s:  33,975,025 msg/sec
         xenium::ramalhete_queue, 6,i:  39,304,389 msg/sec
         xenium::ramalhete_queue, 7,s:  34,979,525 msg/sec
         xenium::ramalhete_queue, 7,i:  40,953,208 msg/sec
         xenium::ramalhete_queue, 8,s:  35,541,044 msg/sec
         xenium::ramalhete_queue, 8,i:  44,294,047 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,535,032 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 111,288,895 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,310,962 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,300,653 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,860,732 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,261,634 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,655,606 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,360,262 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,879,742 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,185,311 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,737,114 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,463,527 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,198,301 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,386,381 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,389,964 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,308,971 msg/sec
                     AtomicQueue, 1,s:  59,153,652 msg/sec
                     AtomicQueue, 1,i:  56,800,805 msg/sec
                     AtomicQueue, 2,s:  12,270,843 msg/sec
                     AtomicQueue, 2,i:  11,765,456 msg/sec
                     AtomicQueue, 3,s:  10,744,657 msg/sec
                     AtomicQueue, 3,i:   9,980,862 msg/sec
                     AtomicQueue, 4,s:   8,206,736 msg/sec
                     AtomicQueue, 4,i:   8,188,460 msg/sec
                     AtomicQueue, 5,s:   7,956,863 msg/sec
                     AtomicQueue, 5,i:   8,068,335 msg/sec
                     AtomicQueue, 6,s:   7,844,543 msg/sec
                     AtomicQueue, 6,i:   7,584,905 msg/sec
                     AtomicQueue, 7,s:   7,108,702 msg/sec
                     AtomicQueue, 7,i:   7,990,782 msg/sec
                     AtomicQueue, 8,s:   6,343,146 msg/sec
                     AtomicQueue, 8,i:   7,388,890 msg/sec
                    AtomicQueueB, 1,s:  43,837,994 msg/sec
                    AtomicQueueB, 1,i:  42,998,990 msg/sec
                    AtomicQueueB, 2,s:  11,859,088 msg/sec
                    AtomicQueueB, 2,i:  11,500,539 msg/sec
                    AtomicQueueB, 3,s:  11,002,837 msg/sec
                    AtomicQueueB, 3,i:  10,039,860 msg/sec
                    AtomicQueueB, 4,s:   8,080,337 msg/sec
                    AtomicQueueB, 4,i:   8,007,398 msg/sec
                    AtomicQueueB, 5,s:   7,657,498 msg/sec
                    AtomicQueueB, 5,i:   7,801,996 msg/sec
                    AtomicQueueB, 6,s:   7,367,058 msg/sec
                    AtomicQueueB, 6,i:   7,509,979 msg/sec
                    AtomicQueueB, 7,s:   6,869,539 msg/sec
                    AtomicQueueB, 7,i:   7,756,600 msg/sec
                    AtomicQueueB, 8,s:   6,234,198 msg/sec
                    AtomicQueueB, 8,i:   7,019,432 msg/sec
             OptimistAtomicQueue, 1,s: 785,713,373 msg/sec
             OptimistAtomicQueue, 1,i: 515,775,177 msg/sec
             OptimistAtomicQueue, 2,s:  32,587,343 msg/sec
             OptimistAtomicQueue, 2,i:  32,560,459 msg/sec
             OptimistAtomicQueue, 3,s:  36,690,788 msg/sec
             OptimistAtomicQueue, 3,i:  37,483,522 msg/sec
             OptimistAtomicQueue, 4,s:  39,270,980 msg/sec
             OptimistAtomicQueue, 4,i:  39,349,061 msg/sec
             OptimistAtomicQueue, 5,s:  42,526,487 msg/sec
             OptimistAtomicQueue, 5,i:  46,395,374 msg/sec
             OptimistAtomicQueue, 6,s:  42,566,947 msg/sec
             OptimistAtomicQueue, 6,i:  49,797,769 msg/sec
             OptimistAtomicQueue, 7,s:  44,080,416 msg/sec
             OptimistAtomicQueue, 7,i:  52,037,872 msg/sec
             OptimistAtomicQueue, 8,s:  46,381,593 msg/sec
             OptimistAtomicQueue, 8,i:  49,114,780 msg/sec
            OptimistAtomicQueueB, 1,s:  77,823,170 msg/sec
            OptimistAtomicQueueB, 1,i:  76,503,556 msg/sec
            OptimistAtomicQueueB, 2,s:  31,696,036 msg/sec
            OptimistAtomicQueueB, 2,i:  31,977,437 msg/sec
            OptimistAtomicQueueB, 3,s:  36,272,106 msg/sec
            OptimistAtomicQueueB, 3,i:  36,889,218 msg/sec
            OptimistAtomicQueueB, 4,s:  38,615,358 msg/sec
            OptimistAtomicQueueB, 4,i:  38,596,280 msg/sec
            OptimistAtomicQueueB, 5,s:  41,046,246 msg/sec
            OptimistAtomicQueueB, 5,i:  45,337,087 msg/sec
            OptimistAtomicQueueB, 6,s:  41,282,221 msg/sec
            OptimistAtomicQueueB, 6,i:  49,135,606 msg/sec
            OptimistAtomicQueueB, 7,s:  42,542,276 msg/sec
            OptimistAtomicQueueB, 7,i:  50,787,101 msg/sec
            OptimistAtomicQueueB, 8,s:  44,527,835 msg/sec
            OptimistAtomicQueueB, 8,i:  47,829,459 msg/sec
                    AtomicQueue2, 1,s:  22,896,260 msg/sec
                    AtomicQueue2, 1,i:  22,890,647 msg/sec
                    AtomicQueue2, 2,s:  11,763,518 msg/sec
                    AtomicQueue2, 2,i:  11,373,606 msg/sec
                    AtomicQueue2, 3,s:   9,568,133 msg/sec
                    AtomicQueue2, 3,i:   9,461,005 msg/sec
                    AtomicQueue2, 4,s:   8,065,030 msg/sec
                    AtomicQueue2, 4,i:   8,075,773 msg/sec
                    AtomicQueue2, 5,s:   7,911,443 msg/sec
                    AtomicQueue2, 5,i:   8,032,392 msg/sec
                    AtomicQueue2, 6,s:   7,715,623 msg/sec
                    AtomicQueue2, 6,i:   7,521,312 msg/sec
                    AtomicQueue2, 7,s:   7,086,233 msg/sec
                    AtomicQueue2, 7,i:   7,861,084 msg/sec
                    AtomicQueue2, 8,s:   6,363,706 msg/sec
                    AtomicQueue2, 8,i:   7,261,990 msg/sec
                   AtomicQueueB2, 1,s:  36,226,918 msg/sec
                   AtomicQueueB2, 1,i:  32,631,514 msg/sec
                   AtomicQueueB2, 2,s:  11,441,623 msg/sec
                   AtomicQueueB2, 2,i:  11,151,292 msg/sec
                   AtomicQueueB2, 3,s:   9,611,701 msg/sec
                   AtomicQueueB2, 3,i:   9,537,676 msg/sec
                   AtomicQueueB2, 4,s:   7,991,345 msg/sec
                   AtomicQueueB2, 4,i:   7,880,686 msg/sec
                   AtomicQueueB2, 5,s:   7,527,579 msg/sec
                   AtomicQueueB2, 5,i:   7,767,688 msg/sec
                   AtomicQueueB2, 6,s:   7,320,921 msg/sec
                   AtomicQueueB2, 6,i:   7,465,997 msg/sec
                   AtomicQueueB2, 7,s:   6,919,694 msg/sec
                   AtomicQueueB2, 7,i:   7,718,495 msg/sec
                   AtomicQueueB2, 8,s:   6,272,113 msg/sec
                   AtomicQueueB2, 8,i:   7,093,085 msg/sec
            OptimistAtomicQueue2, 1,s: 468,772,211 msg/sec
            OptimistAtomicQueue2, 1,i:  29,948,140 msg/sec
            OptimistAtomicQueue2, 2,s:  26,187,779 msg/sec
            OptimistAtomicQueue2, 2,i:  24,021,253 msg/sec
            OptimistAtomicQueue2, 3,s:  30,336,944 msg/sec
            OptimistAtomicQueue2, 3,i:  30,561,432 msg/sec
            OptimistAtomicQueue2, 4,s:  33,252,818 msg/sec
            OptimistAtomicQueue2, 4,i:  33,161,681 msg/sec
            OptimistAtomicQueue2, 5,s:  37,031,279 msg/sec
            OptimistAtomicQueue2, 5,i:  40,059,289 msg/sec
            OptimistAtomicQueue2, 6,s:  39,986,502 msg/sec
            OptimistAtomicQueue2, 6,i:  49,222,352 msg/sec
            OptimistAtomicQueue2, 7,s:  43,164,233 msg/sec
            OptimistAtomicQueue2, 7,i:  51,673,431 msg/sec
            OptimistAtomicQueue2, 8,s:  43,771,114 msg/sec
            OptimistAtomicQueue2, 8,i:  48,524,512 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,489,624 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,869,721 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,767,081 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,370,379 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,674,302 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,088,030 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,505,762 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,041,543 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,580,780 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,377,500 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,784,904 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,204,571 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,112,053 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,183,657 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,508,270 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,859,417 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000129 sec/round-trip
          boost::lockfree::queue: 0.000000329 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000512 sec/round-trip
                 tbb::spin_mutex: 0.000000283 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000297 sec/round-trip
     xenium::michael_scott_queue: 0.000000386 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000183 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000172 sec/round-trip
             OptimistAtomicQueue: 0.000000160 sec/round-trip
            OptimistAtomicQueueB: 0.000000144 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[111] 334m:54s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,252,913 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,348,502 msg/sec
          boost::lockfree::queue, 1,s:   6,791,926 msg/sec
          boost::lockfree::queue, 1,i:   6,877,894 msg/sec
          boost::lockfree::queue, 2,s:   7,644,113 msg/sec
          boost::lockfree::queue, 2,i:   7,533,807 msg/sec
          boost::lockfree::queue, 3,s:   7,390,023 msg/sec
          boost::lockfree::queue, 3,i:   7,566,657 msg/sec
          boost::lockfree::queue, 4,s:   6,414,721 msg/sec
          boost::lockfree::queue, 4,i:   6,798,958 msg/sec
          boost::lockfree::queue, 5,s:   6,435,429 msg/sec
          boost::lockfree::queue, 5,i:   6,485,112 msg/sec
          boost::lockfree::queue, 6,s:   5,971,006 msg/sec
          boost::lockfree::queue, 6,i:   6,187,917 msg/sec
          boost::lockfree::queue, 7,s:   5,825,387 msg/sec
          boost::lockfree::queue, 7,i:   6,070,680 msg/sec
          boost::lockfree::queue, 8,s:   5,460,844 msg/sec
          boost::lockfree::queue, 8,i:   5,758,267 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 375,619,196 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 501,892,448 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,796,560 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,024,906 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,155,861 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,253,088 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,008,274 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,711,912 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,430,487 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,873,964 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,555,196 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,308,653 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,612,776 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,663,445 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,171,670 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,336,316 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,280,486 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,948,067 msg/sec
                pthread_spinlock, 1,s:  29,052,300 msg/sec
                pthread_spinlock, 1,i:  25,444,227 msg/sec
                pthread_spinlock, 2,s:  15,594,799 msg/sec
                pthread_spinlock, 2,i:  17,052,284 msg/sec
                pthread_spinlock, 3,s:   8,315,134 msg/sec
                pthread_spinlock, 3,i:  12,109,085 msg/sec
                pthread_spinlock, 4,s:   6,500,518 msg/sec
                pthread_spinlock, 4,i:   8,977,729 msg/sec
                pthread_spinlock, 5,s:   8,649,759 msg/sec
                pthread_spinlock, 5,i:   9,064,802 msg/sec
                pthread_spinlock, 6,s:   8,586,150 msg/sec
                pthread_spinlock, 6,i:   8,987,885 msg/sec
                pthread_spinlock, 7,s:   7,606,441 msg/sec
                pthread_spinlock, 7,i:   7,605,439 msg/sec
                pthread_spinlock, 8,s:   6,699,698 msg/sec
                pthread_spinlock, 8,i:   6,954,954 msg/sec
                      std::mutex, 1,s:   7,744,637 msg/sec
                      std::mutex, 1,i:   7,578,460 msg/sec
                      std::mutex, 2,s:   5,484,307 msg/sec
                      std::mutex, 2,i:   5,154,340 msg/sec
                      std::mutex, 3,s:   4,995,377 msg/sec
                      std::mutex, 3,i:   5,513,564 msg/sec
                      std::mutex, 4,s:   6,292,253 msg/sec
                      std::mutex, 4,i:   6,198,605 msg/sec
                      std::mutex, 5,s:   6,127,225 msg/sec
                      std::mutex, 5,i:   6,016,731 msg/sec
                      std::mutex, 6,s:   5,943,819 msg/sec
                      std::mutex, 6,i:   5,935,039 msg/sec
                      std::mutex, 7,s:   5,826,929 msg/sec
                      std::mutex, 7,i:   5,829,656 msg/sec
                      std::mutex, 8,s:   5,722,072 msg/sec
                      std::mutex, 8,i:   5,688,571 msg/sec
                 tbb::spin_mutex, 1,s:  37,680,349 msg/sec
                 tbb::spin_mutex, 1,i:  33,031,873 msg/sec
                 tbb::spin_mutex, 2,s:  21,249,285 msg/sec
                 tbb::spin_mutex, 2,i:  18,443,110 msg/sec
                 tbb::spin_mutex, 3,s:   8,911,180 msg/sec
                 tbb::spin_mutex, 3,i:  11,102,445 msg/sec
                 tbb::spin_mutex, 4,s:   3,201,508 msg/sec
                 tbb::spin_mutex, 4,i:   6,376,625 msg/sec
                 tbb::spin_mutex, 5,s:   5,362,885 msg/sec
                 tbb::spin_mutex, 5,i:   5,746,758 msg/sec
                 tbb::spin_mutex, 6,s:   5,279,016 msg/sec
                 tbb::spin_mutex, 6,i:   4,353,912 msg/sec
                 tbb::spin_mutex, 7,s:   4,845,198 msg/sec
                 tbb::spin_mutex, 7,i:   4,313,056 msg/sec
                 tbb::spin_mutex, 8,s:   4,260,616 msg/sec
                 tbb::spin_mutex, 8,i:   4,160,006 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,463,720 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,690,220 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,704,553 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,987,827 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,551,269 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,784,637 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,090,280 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,393,089 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,679,794 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,732,696 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,856,480 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,015,487 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,764,994 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,148,099 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,643,779 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,323,401 msg/sec
     xenium::michael_scott_queue, 1,s:  10,146,169 msg/sec
     xenium::michael_scott_queue, 1,i:   9,873,921 msg/sec
     xenium::michael_scott_queue, 2,s:   8,525,365 msg/sec
     xenium::michael_scott_queue, 2,i:   8,690,650 msg/sec
     xenium::michael_scott_queue, 3,s:   7,227,146 msg/sec
     xenium::michael_scott_queue, 3,i:   7,619,421 msg/sec
     xenium::michael_scott_queue, 4,s:   6,364,775 msg/sec
     xenium::michael_scott_queue, 4,i:   6,450,371 msg/sec
     xenium::michael_scott_queue, 5,s:   6,305,810 msg/sec
     xenium::michael_scott_queue, 5,i:   6,844,074 msg/sec
     xenium::michael_scott_queue, 6,s:   6,564,515 msg/sec
     xenium::michael_scott_queue, 6,i:   6,718,206 msg/sec
     xenium::michael_scott_queue, 7,s:   6,304,417 msg/sec
     xenium::michael_scott_queue, 7,i:   6,552,956 msg/sec
     xenium::michael_scott_queue, 8,s:   6,005,648 msg/sec
     xenium::michael_scott_queue, 8,i:   6,033,346 msg/sec
         xenium::ramalhete_queue, 1,s:  31,968,651 msg/sec
         xenium::ramalhete_queue, 1,i:  31,792,856 msg/sec
         xenium::ramalhete_queue, 2,s:  23,378,047 msg/sec
         xenium::ramalhete_queue, 2,i:  23,361,251 msg/sec
         xenium::ramalhete_queue, 3,s:  29,082,450 msg/sec
         xenium::ramalhete_queue, 3,i:  28,478,232 msg/sec
         xenium::ramalhete_queue, 4,s:  33,851,111 msg/sec
         xenium::ramalhete_queue, 4,i:  33,486,172 msg/sec
         xenium::ramalhete_queue, 5,s:  32,172,958 msg/sec
         xenium::ramalhete_queue, 5,i:  36,133,853 msg/sec
         xenium::ramalhete_queue, 6,s:  34,005,692 msg/sec
         xenium::ramalhete_queue, 6,i:  39,628,884 msg/sec
         xenium::ramalhete_queue, 7,s:  35,143,171 msg/sec
         xenium::ramalhete_queue, 7,i:  41,467,183 msg/sec
         xenium::ramalhete_queue, 8,s:  35,551,533 msg/sec
         xenium::ramalhete_queue, 8,i:  44,374,585 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,778,166 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,950,520 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,814,975 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,338,244 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,627,955 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,719,384 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,638,008 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,328,975 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,194,483 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,229,153 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,868,828 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,256,882 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,263,188 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,139,706 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,382,555 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,209,316 msg/sec
                     AtomicQueue, 1,s:  73,091,988 msg/sec
                     AtomicQueue, 1,i:  56,803,721 msg/sec
                     AtomicQueue, 2,s:  12,311,180 msg/sec
                     AtomicQueue, 2,i:  11,753,608 msg/sec
                     AtomicQueue, 3,s:  10,809,983 msg/sec
                     AtomicQueue, 3,i:   9,937,456 msg/sec
                     AtomicQueue, 4,s:   8,217,793 msg/sec
                     AtomicQueue, 4,i:   8,189,129 msg/sec
                     AtomicQueue, 5,s:   8,041,754 msg/sec
                     AtomicQueue, 5,i:   8,123,149 msg/sec
                     AtomicQueue, 6,s:   7,776,232 msg/sec
                     AtomicQueue, 6,i:   7,617,300 msg/sec
                     AtomicQueue, 7,s:   7,168,912 msg/sec
                     AtomicQueue, 7,i:   7,997,874 msg/sec
                     AtomicQueue, 8,s:   6,343,742 msg/sec
                     AtomicQueue, 8,i:   7,444,973 msg/sec
                    AtomicQueueB, 1,s: 125,040,305 msg/sec
                    AtomicQueueB, 1,i:  43,041,968 msg/sec
                    AtomicQueueB, 2,s:  11,811,945 msg/sec
                    AtomicQueueB, 2,i:  11,550,899 msg/sec
                    AtomicQueueB, 3,s:  10,992,052 msg/sec
                    AtomicQueueB, 3,i:  10,265,658 msg/sec
                    AtomicQueueB, 4,s:   8,076,909 msg/sec
                    AtomicQueueB, 4,i:   8,068,789 msg/sec
                    AtomicQueueB, 5,s:   7,596,702 msg/sec
                    AtomicQueueB, 5,i:   7,843,974 msg/sec
                    AtomicQueueB, 6,s:   7,153,180 msg/sec
                    AtomicQueueB, 6,i:   7,614,575 msg/sec
                    AtomicQueueB, 7,s:   6,849,559 msg/sec
                    AtomicQueueB, 7,i:   7,708,125 msg/sec
                    AtomicQueueB, 8,s:   6,243,440 msg/sec
                    AtomicQueueB, 8,i:   7,182,375 msg/sec
             OptimistAtomicQueue, 1,s: 713,686,345 msg/sec
             OptimistAtomicQueue, 1,i: 534,350,879 msg/sec
             OptimistAtomicQueue, 2,s:  32,612,580 msg/sec
             OptimistAtomicQueue, 2,i:  32,679,336 msg/sec
             OptimistAtomicQueue, 3,s:  36,669,767 msg/sec
             OptimistAtomicQueue, 3,i:  37,389,265 msg/sec
             OptimistAtomicQueue, 4,s:  39,290,089 msg/sec
             OptimistAtomicQueue, 4,i:  39,415,614 msg/sec
             OptimistAtomicQueue, 5,s:  42,528,004 msg/sec
             OptimistAtomicQueue, 5,i:  46,288,651 msg/sec
             OptimistAtomicQueue, 6,s:  41,938,842 msg/sec
             OptimistAtomicQueue, 6,i:  50,433,029 msg/sec
             OptimistAtomicQueue, 7,s:  45,225,991 msg/sec
             OptimistAtomicQueue, 7,i:  49,401,996 msg/sec
             OptimistAtomicQueue, 8,s:  46,406,901 msg/sec
             OptimistAtomicQueue, 8,i:  49,400,334 msg/sec
            OptimistAtomicQueueB, 1,s: 133,998,569 msg/sec
            OptimistAtomicQueueB, 1,i: 192,956,880 msg/sec
            OptimistAtomicQueueB, 2,s:  32,177,760 msg/sec
            OptimistAtomicQueueB, 2,i:  32,225,627 msg/sec
            OptimistAtomicQueueB, 3,s:  36,325,176 msg/sec
            OptimistAtomicQueueB, 3,i:  36,975,744 msg/sec
            OptimistAtomicQueueB, 4,s:  38,711,900 msg/sec
            OptimistAtomicQueueB, 4,i:  38,691,476 msg/sec
            OptimistAtomicQueueB, 5,s:  41,019,517 msg/sec
            OptimistAtomicQueueB, 5,i:  46,207,652 msg/sec
            OptimistAtomicQueueB, 6,s:  41,388,990 msg/sec
            OptimistAtomicQueueB, 6,i:  48,987,284 msg/sec
            OptimistAtomicQueueB, 7,s:  43,157,030 msg/sec
            OptimistAtomicQueueB, 7,i:  50,817,951 msg/sec
            OptimistAtomicQueueB, 8,s:  44,535,929 msg/sec
            OptimistAtomicQueueB, 8,i:  47,709,783 msg/sec
                    AtomicQueue2, 1,s:  22,927,275 msg/sec
                    AtomicQueue2, 1,i:  22,863,464 msg/sec
                    AtomicQueue2, 2,s:  11,791,750 msg/sec
                    AtomicQueue2, 2,i:  11,377,916 msg/sec
                    AtomicQueue2, 3,s:   9,368,856 msg/sec
                    AtomicQueue2, 3,i:   9,484,363 msg/sec
                    AtomicQueue2, 4,s:   8,039,474 msg/sec
                    AtomicQueue2, 4,i:   8,103,658 msg/sec
                    AtomicQueue2, 5,s:   7,935,014 msg/sec
                    AtomicQueue2, 5,i:   7,981,544 msg/sec
                    AtomicQueue2, 6,s:   7,877,702 msg/sec
                    AtomicQueue2, 6,i:   7,537,360 msg/sec
                    AtomicQueue2, 7,s:   7,220,794 msg/sec
                    AtomicQueue2, 7,i:   7,878,503 msg/sec
                    AtomicQueue2, 8,s:   6,371,472 msg/sec
                    AtomicQueue2, 8,i:   7,335,209 msg/sec
                   AtomicQueueB2, 1,s:  36,319,732 msg/sec
                   AtomicQueueB2, 1,i:  32,634,327 msg/sec
                   AtomicQueueB2, 2,s:  11,337,233 msg/sec
                   AtomicQueueB2, 2,i:  11,124,152 msg/sec
                   AtomicQueueB2, 3,s:   9,625,803 msg/sec
                   AtomicQueueB2, 3,i:   9,562,743 msg/sec
                   AtomicQueueB2, 4,s:   7,933,370 msg/sec
                   AtomicQueueB2, 4,i:   7,859,594 msg/sec
                   AtomicQueueB2, 5,s:   7,553,715 msg/sec
                   AtomicQueueB2, 5,i:   7,701,572 msg/sec
                   AtomicQueueB2, 6,s:   7,148,910 msg/sec
                   AtomicQueueB2, 6,i:   7,479,401 msg/sec
                   AtomicQueueB2, 7,s:   6,887,266 msg/sec
                   AtomicQueueB2, 7,i:   7,701,636 msg/sec
                   AtomicQueueB2, 8,s:   6,309,475 msg/sec
                   AtomicQueueB2, 8,i:   7,091,694 msg/sec
            OptimistAtomicQueue2, 1,s:  70,374,280 msg/sec
            OptimistAtomicQueue2, 1,i:  32,521,654 msg/sec
            OptimistAtomicQueue2, 2,s:  25,133,443 msg/sec
            OptimistAtomicQueue2, 2,i:  24,022,191 msg/sec
            OptimistAtomicQueue2, 3,s:  30,517,757 msg/sec
            OptimistAtomicQueue2, 3,i:  30,198,229 msg/sec
            OptimistAtomicQueue2, 4,s:  33,295,842 msg/sec
            OptimistAtomicQueue2, 4,i:  33,143,187 msg/sec
            OptimistAtomicQueue2, 5,s:  37,385,411 msg/sec
            OptimistAtomicQueue2, 5,i:  40,359,273 msg/sec
            OptimistAtomicQueue2, 6,s:  40,618,695 msg/sec
            OptimistAtomicQueue2, 6,i:  49,293,285 msg/sec
            OptimistAtomicQueue2, 7,s:  42,700,213 msg/sec
            OptimistAtomicQueue2, 7,i:  51,630,368 msg/sec
            OptimistAtomicQueue2, 8,s:  44,220,202 msg/sec
            OptimistAtomicQueue2, 8,i:  48,557,351 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,460,079 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,917,873 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,852,446 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,157,168 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,764,046 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,233,353 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,566,092 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,885,455 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,539,311 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,554,037 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,193,290 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,274,400 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,072,599 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,287,403 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,282,451 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,501,054 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000145 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000246 sec/round-trip
                pthread_spinlock: 0.000000290 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000377 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000165 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[112] 333m:36s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,722,975 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,436,792 msg/sec
          boost::lockfree::queue, 1,s:   6,831,114 msg/sec
          boost::lockfree::queue, 1,i:   6,956,303 msg/sec
          boost::lockfree::queue, 2,s:   7,623,852 msg/sec
          boost::lockfree::queue, 2,i:   7,577,758 msg/sec
          boost::lockfree::queue, 3,s:   7,394,609 msg/sec
          boost::lockfree::queue, 3,i:   7,534,200 msg/sec
          boost::lockfree::queue, 4,s:   6,426,055 msg/sec
          boost::lockfree::queue, 4,i:   6,798,278 msg/sec
          boost::lockfree::queue, 5,s:   6,442,141 msg/sec
          boost::lockfree::queue, 5,i:   6,469,733 msg/sec
          boost::lockfree::queue, 6,s:   6,005,114 msg/sec
          boost::lockfree::queue, 6,i:   6,103,614 msg/sec
          boost::lockfree::queue, 7,s:   5,978,424 msg/sec
          boost::lockfree::queue, 7,i:   5,949,316 msg/sec
          boost::lockfree::queue, 8,s:   5,500,897 msg/sec
          boost::lockfree::queue, 8,i:   5,679,355 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 415,011,807 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  66,597,252 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,274,223 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,975,479 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,923,159 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,068,887 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,354,769 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,119,705 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,523,318 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,682,942 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,300,503 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,666,135 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  44,762,193 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,777,135 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,817,209 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,771,691 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,020,011 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,078,706 msg/sec
                pthread_spinlock, 1,s:  29,209,117 msg/sec
                pthread_spinlock, 1,i:  29,168,242 msg/sec
                pthread_spinlock, 2,s:  16,468,496 msg/sec
                pthread_spinlock, 2,i:  16,993,227 msg/sec
                pthread_spinlock, 3,s:   8,375,956 msg/sec
                pthread_spinlock, 3,i:  12,013,534 msg/sec
                pthread_spinlock, 4,s:   6,537,218 msg/sec
                pthread_spinlock, 4,i:   8,933,632 msg/sec
                pthread_spinlock, 5,s:   8,788,108 msg/sec
                pthread_spinlock, 5,i:   9,550,016 msg/sec
                pthread_spinlock, 6,s:   8,320,323 msg/sec
                pthread_spinlock, 6,i:   8,941,964 msg/sec
                pthread_spinlock, 7,s:   7,534,705 msg/sec
                pthread_spinlock, 7,i:   7,658,982 msg/sec
                pthread_spinlock, 8,s:   6,638,036 msg/sec
                pthread_spinlock, 8,i:   7,425,202 msg/sec
                      std::mutex, 1,s:   5,620,243 msg/sec
                      std::mutex, 1,i:   7,103,879 msg/sec
                      std::mutex, 2,s:   5,741,438 msg/sec
                      std::mutex, 2,i:   5,870,021 msg/sec
                      std::mutex, 3,s:   5,949,019 msg/sec
                      std::mutex, 3,i:   6,057,947 msg/sec
                      std::mutex, 4,s:   6,209,293 msg/sec
                      std::mutex, 4,i:   6,345,023 msg/sec
                      std::mutex, 5,s:   6,099,148 msg/sec
                      std::mutex, 5,i:   6,074,053 msg/sec
                      std::mutex, 6,s:   5,919,500 msg/sec
                      std::mutex, 6,i:   5,813,404 msg/sec
                      std::mutex, 7,s:   5,811,975 msg/sec
                      std::mutex, 7,i:   5,775,869 msg/sec
                      std::mutex, 8,s:   5,709,382 msg/sec
                      std::mutex, 8,i:   5,712,991 msg/sec
                 tbb::spin_mutex, 1,s:  37,610,725 msg/sec
                 tbb::spin_mutex, 1,i:  32,798,724 msg/sec
                 tbb::spin_mutex, 2,s:  21,291,780 msg/sec
                 tbb::spin_mutex, 2,i:  18,672,456 msg/sec
                 tbb::spin_mutex, 3,s:   8,090,698 msg/sec
                 tbb::spin_mutex, 3,i:  10,788,792 msg/sec
                 tbb::spin_mutex, 4,s:   3,166,156 msg/sec
                 tbb::spin_mutex, 4,i:   6,314,006 msg/sec
                 tbb::spin_mutex, 5,s:   5,361,620 msg/sec
                 tbb::spin_mutex, 5,i:   5,734,684 msg/sec
                 tbb::spin_mutex, 6,s:   5,315,306 msg/sec
                 tbb::spin_mutex, 6,i:   4,320,095 msg/sec
                 tbb::spin_mutex, 7,s:   4,822,429 msg/sec
                 tbb::spin_mutex, 7,i:   4,329,689 msg/sec
                 tbb::spin_mutex, 8,s:   4,265,413 msg/sec
                 tbb::spin_mutex, 8,i:   4,205,053 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,259,050 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,240,136 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,820,982 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,319,900 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,368,252 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,890,516 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,459,473 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,297,327 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,659,534 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,888,672 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,975,007 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,904,005 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,012,762 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,937,030 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,967,242 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,095,747 msg/sec
     xenium::michael_scott_queue, 1,s:   9,116,891 msg/sec
     xenium::michael_scott_queue, 1,i:   9,450,945 msg/sec
     xenium::michael_scott_queue, 2,s:   8,475,244 msg/sec
     xenium::michael_scott_queue, 2,i:   8,321,042 msg/sec
     xenium::michael_scott_queue, 3,s:   7,190,132 msg/sec
     xenium::michael_scott_queue, 3,i:   7,550,186 msg/sec
     xenium::michael_scott_queue, 4,s:   6,449,615 msg/sec
     xenium::michael_scott_queue, 4,i:   6,405,125 msg/sec
     xenium::michael_scott_queue, 5,s:   6,351,607 msg/sec
     xenium::michael_scott_queue, 5,i:   6,680,382 msg/sec
     xenium::michael_scott_queue, 6,s:   6,541,429 msg/sec
     xenium::michael_scott_queue, 6,i:   6,842,088 msg/sec
     xenium::michael_scott_queue, 7,s:   6,359,788 msg/sec
     xenium::michael_scott_queue, 7,i:   6,572,554 msg/sec
     xenium::michael_scott_queue, 8,s:   5,973,424 msg/sec
     xenium::michael_scott_queue, 8,i:   6,080,931 msg/sec
         xenium::ramalhete_queue, 1,s:  31,191,563 msg/sec
         xenium::ramalhete_queue, 1,i:  31,985,144 msg/sec
         xenium::ramalhete_queue, 2,s:  23,528,055 msg/sec
         xenium::ramalhete_queue, 2,i:  23,347,600 msg/sec
         xenium::ramalhete_queue, 3,s:  29,148,303 msg/sec
         xenium::ramalhete_queue, 3,i:  28,444,221 msg/sec
         xenium::ramalhete_queue, 4,s:  33,924,601 msg/sec
         xenium::ramalhete_queue, 4,i:  33,526,506 msg/sec
         xenium::ramalhete_queue, 5,s:  32,197,983 msg/sec
         xenium::ramalhete_queue, 5,i:  36,149,276 msg/sec
         xenium::ramalhete_queue, 6,s:  34,140,268 msg/sec
         xenium::ramalhete_queue, 6,i:  38,774,185 msg/sec
         xenium::ramalhete_queue, 7,s:  35,009,040 msg/sec
         xenium::ramalhete_queue, 7,i:  41,511,783 msg/sec
         xenium::ramalhete_queue, 8,s:  35,542,419 msg/sec
         xenium::ramalhete_queue, 8,i:  43,890,548 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,273,669 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,734,502 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,680,503 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,640,875 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,690,648 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,213,441 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,587,379 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,193,916 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,683,260 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,439,218 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,948,779 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,481,561 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,185,305 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,862,737 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,394,945 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,212,371 msg/sec
                     AtomicQueue, 1,s:  59,272,943 msg/sec
                     AtomicQueue, 1,i:  56,760,911 msg/sec
                     AtomicQueue, 2,s:  12,229,276 msg/sec
                     AtomicQueue, 2,i:  11,749,720 msg/sec
                     AtomicQueue, 3,s:  10,808,290 msg/sec
                     AtomicQueue, 3,i:   9,918,300 msg/sec
                     AtomicQueue, 4,s:   8,190,695 msg/sec
                     AtomicQueue, 4,i:   8,194,759 msg/sec
                     AtomicQueue, 5,s:   8,051,857 msg/sec
                     AtomicQueue, 5,i:   8,106,188 msg/sec
                     AtomicQueue, 6,s:   7,613,432 msg/sec
                     AtomicQueue, 6,i:   7,614,841 msg/sec
                     AtomicQueue, 7,s:   7,127,162 msg/sec
                     AtomicQueue, 7,i:   7,966,931 msg/sec
                     AtomicQueue, 8,s:   6,365,753 msg/sec
                     AtomicQueue, 8,i:   7,458,490 msg/sec
                    AtomicQueueB, 1,s:  51,820,633 msg/sec
                    AtomicQueueB, 1,i:  43,862,537 msg/sec
                    AtomicQueueB, 2,s:  11,619,016 msg/sec
                    AtomicQueueB, 2,i:  11,434,058 msg/sec
                    AtomicQueueB, 3,s:  11,046,468 msg/sec
                    AtomicQueueB, 3,i:  10,126,344 msg/sec
                    AtomicQueueB, 4,s:   8,102,914 msg/sec
                    AtomicQueueB, 4,i:   8,010,549 msg/sec
                    AtomicQueueB, 5,s:   7,642,779 msg/sec
                    AtomicQueueB, 5,i:   7,801,639 msg/sec
                    AtomicQueueB, 6,s:   7,336,042 msg/sec
                    AtomicQueueB, 6,i:   7,530,762 msg/sec
                    AtomicQueueB, 7,s:   6,843,983 msg/sec
                    AtomicQueueB, 7,i:   7,735,456 msg/sec
                    AtomicQueueB, 8,s:   6,203,527 msg/sec
                    AtomicQueueB, 8,i:   7,180,070 msg/sec
             OptimistAtomicQueue, 1,s: 821,773,209 msg/sec
             OptimistAtomicQueue, 1,i: 512,560,815 msg/sec
             OptimistAtomicQueue, 2,s:  32,653,682 msg/sec
             OptimistAtomicQueue, 2,i:  32,719,626 msg/sec
             OptimistAtomicQueue, 3,s:  36,673,824 msg/sec
             OptimistAtomicQueue, 3,i:  37,393,606 msg/sec
             OptimistAtomicQueue, 4,s:  39,289,138 msg/sec
             OptimistAtomicQueue, 4,i:  39,353,599 msg/sec
             OptimistAtomicQueue, 5,s:  42,471,902 msg/sec
             OptimistAtomicQueue, 5,i:  46,407,234 msg/sec
             OptimistAtomicQueue, 6,s:  42,761,986 msg/sec
             OptimistAtomicQueue, 6,i:  49,800,438 msg/sec
             OptimistAtomicQueue, 7,s:  45,179,675 msg/sec
             OptimistAtomicQueue, 7,i:  49,091,075 msg/sec
             OptimistAtomicQueue, 8,s:  46,254,944 msg/sec
             OptimistAtomicQueue, 8,i:  49,228,143 msg/sec
            OptimistAtomicQueueB, 1,s:  77,980,013 msg/sec
            OptimistAtomicQueueB, 1,i:  76,635,121 msg/sec
            OptimistAtomicQueueB, 2,s:  32,185,033 msg/sec
            OptimistAtomicQueueB, 2,i:  32,051,978 msg/sec
            OptimistAtomicQueueB, 3,s:  36,294,859 msg/sec
            OptimistAtomicQueueB, 3,i:  36,940,968 msg/sec
            OptimistAtomicQueueB, 4,s:  38,570,170 msg/sec
            OptimistAtomicQueueB, 4,i:  38,527,871 msg/sec
            OptimistAtomicQueueB, 5,s:  40,876,901 msg/sec
            OptimistAtomicQueueB, 5,i:  46,111,312 msg/sec
            OptimistAtomicQueueB, 6,s:  40,806,629 msg/sec
            OptimistAtomicQueueB, 6,i:  49,133,356 msg/sec
            OptimistAtomicQueueB, 7,s:  41,774,608 msg/sec
            OptimistAtomicQueueB, 7,i:  50,738,997 msg/sec
            OptimistAtomicQueueB, 8,s:  44,277,827 msg/sec
            OptimistAtomicQueueB, 8,i:  47,959,642 msg/sec
                    AtomicQueue2, 1,s:  22,886,649 msg/sec
                    AtomicQueue2, 1,i:  22,884,576 msg/sec
                    AtomicQueue2, 2,s:  11,947,454 msg/sec
                    AtomicQueue2, 2,i:  11,377,242 msg/sec
                    AtomicQueue2, 3,s:   9,327,473 msg/sec
                    AtomicQueue2, 3,i:   9,304,345 msg/sec
                    AtomicQueue2, 4,s:   8,100,683 msg/sec
                    AtomicQueue2, 4,i:   8,082,059 msg/sec
                    AtomicQueue2, 5,s:   7,928,145 msg/sec
                    AtomicQueue2, 5,i:   8,011,202 msg/sec
                    AtomicQueue2, 6,s:   7,481,402 msg/sec
                    AtomicQueue2, 6,i:   7,518,129 msg/sec
                    AtomicQueue2, 7,s:   7,122,658 msg/sec
                    AtomicQueue2, 7,i:   7,905,751 msg/sec
                    AtomicQueue2, 8,s:   6,382,284 msg/sec
                    AtomicQueue2, 8,i:   7,343,941 msg/sec
                   AtomicQueueB2, 1,s:  36,121,095 msg/sec
                   AtomicQueueB2, 1,i:  32,606,913 msg/sec
                   AtomicQueueB2, 2,s:  11,485,343 msg/sec
                   AtomicQueueB2, 2,i:  11,026,285 msg/sec
                   AtomicQueueB2, 3,s:   9,572,511 msg/sec
                   AtomicQueueB2, 3,i:   9,563,298 msg/sec
                   AtomicQueueB2, 4,s:   7,953,278 msg/sec
                   AtomicQueueB2, 4,i:   7,858,601 msg/sec
                   AtomicQueueB2, 5,s:   7,318,917 msg/sec
                   AtomicQueueB2, 5,i:   7,666,305 msg/sec
                   AtomicQueueB2, 6,s:   7,259,034 msg/sec
                   AtomicQueueB2, 6,i:   7,450,301 msg/sec
                   AtomicQueueB2, 7,s:   6,946,659 msg/sec
                   AtomicQueueB2, 7,i:   7,690,684 msg/sec
                   AtomicQueueB2, 8,s:   6,293,694 msg/sec
                   AtomicQueueB2, 8,i:   7,068,647 msg/sec
            OptimistAtomicQueue2, 1,s: 423,025,130 msg/sec
            OptimistAtomicQueue2, 1,i:  29,807,522 msg/sec
            OptimistAtomicQueue2, 2,s:  24,260,018 msg/sec
            OptimistAtomicQueue2, 2,i:  24,334,613 msg/sec
            OptimistAtomicQueue2, 3,s:  31,223,108 msg/sec
            OptimistAtomicQueue2, 3,i:  30,335,236 msg/sec
            OptimistAtomicQueue2, 4,s:  35,393,761 msg/sec
            OptimistAtomicQueue2, 4,i:  33,163,375 msg/sec
            OptimistAtomicQueue2, 5,s:  37,243,151 msg/sec
            OptimistAtomicQueue2, 5,i:  40,020,617 msg/sec
            OptimistAtomicQueue2, 6,s:  40,500,358 msg/sec
            OptimistAtomicQueue2, 6,i:  49,185,201 msg/sec
            OptimistAtomicQueue2, 7,s:  43,185,869 msg/sec
            OptimistAtomicQueue2, 7,i:  51,543,345 msg/sec
            OptimistAtomicQueue2, 8,s:  44,031,326 msg/sec
            OptimistAtomicQueue2, 8,i:  48,419,080 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,873,923 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,869,033 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,115,156 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,174,043 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,704,869 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,348,377 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,344,115 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,757,324 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,396,541 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,209,311 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,295,237 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,175,114 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,825,125 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,179,417 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,317,096 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,527,165 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000328 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000257 sec/round-trip
                      std::mutex: 0.000000520 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000268 sec/round-trip
     xenium::michael_scott_queue: 0.000000363 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000184 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[113] 332m:16s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,988,102 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,884,810 msg/sec
          boost::lockfree::queue, 1,s:   6,774,082 msg/sec
          boost::lockfree::queue, 1,i:   6,934,331 msg/sec
          boost::lockfree::queue, 2,s:   7,612,226 msg/sec
          boost::lockfree::queue, 2,i:   7,527,348 msg/sec
          boost::lockfree::queue, 3,s:   7,399,311 msg/sec
          boost::lockfree::queue, 3,i:   7,565,634 msg/sec
          boost::lockfree::queue, 4,s:   6,421,792 msg/sec
          boost::lockfree::queue, 4,i:   6,789,703 msg/sec
          boost::lockfree::queue, 5,s:   6,428,169 msg/sec
          boost::lockfree::queue, 5,i:   6,452,532 msg/sec
          boost::lockfree::queue, 6,s:   5,997,598 msg/sec
          boost::lockfree::queue, 6,i:   6,152,474 msg/sec
          boost::lockfree::queue, 7,s:   5,985,577 msg/sec
          boost::lockfree::queue, 7,i:   6,060,796 msg/sec
          boost::lockfree::queue, 8,s:   5,490,866 msg/sec
          boost::lockfree::queue, 8,i:   5,560,461 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 524,914,612 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 517,218,929 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,168,214 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,652,778 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,259,218 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,065,943 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,183,124 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,641,176 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,253,917 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,201,766 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,317,600 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,826,545 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,396,293 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,673,257 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,068,443 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,752,611 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,371,692 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,439,643 msg/sec
                pthread_spinlock, 1,s:  29,028,160 msg/sec
                pthread_spinlock, 1,i:  25,283,150 msg/sec
                pthread_spinlock, 2,s:  16,447,717 msg/sec
                pthread_spinlock, 2,i:  16,701,508 msg/sec
                pthread_spinlock, 3,s:   8,392,291 msg/sec
                pthread_spinlock, 3,i:  12,253,606 msg/sec
                pthread_spinlock, 4,s:   6,504,878 msg/sec
                pthread_spinlock, 4,i:   9,128,515 msg/sec
                pthread_spinlock, 5,s:   8,802,225 msg/sec
                pthread_spinlock, 5,i:   9,251,523 msg/sec
                pthread_spinlock, 6,s:   8,296,956 msg/sec
                pthread_spinlock, 6,i:   8,676,398 msg/sec
                pthread_spinlock, 7,s:   7,520,007 msg/sec
                pthread_spinlock, 7,i:   7,663,884 msg/sec
                pthread_spinlock, 8,s:   6,854,650 msg/sec
                pthread_spinlock, 8,i:   7,304,393 msg/sec
                      std::mutex, 1,s:   6,137,394 msg/sec
                      std::mutex, 1,i:   6,039,664 msg/sec
                      std::mutex, 2,s:   5,201,839 msg/sec
                      std::mutex, 2,i:   5,998,874 msg/sec
                      std::mutex, 3,s:   6,104,379 msg/sec
                      std::mutex, 3,i:   5,591,661 msg/sec
                      std::mutex, 4,s:   5,758,248 msg/sec
                      std::mutex, 4,i:   5,432,081 msg/sec
                      std::mutex, 5,s:   5,618,451 msg/sec
                      std::mutex, 5,i:   6,003,893 msg/sec
                      std::mutex, 6,s:   5,884,904 msg/sec
                      std::mutex, 6,i:   5,863,653 msg/sec
                      std::mutex, 7,s:   5,783,851 msg/sec
                      std::mutex, 7,i:   5,739,430 msg/sec
                      std::mutex, 8,s:   5,673,925 msg/sec
                      std::mutex, 8,i:   5,659,891 msg/sec
                 tbb::spin_mutex, 1,s:  37,622,569 msg/sec
                 tbb::spin_mutex, 1,i:  32,797,341 msg/sec
                 tbb::spin_mutex, 2,s:  21,107,962 msg/sec
                 tbb::spin_mutex, 2,i:  18,407,233 msg/sec
                 tbb::spin_mutex, 3,s:   7,858,453 msg/sec
                 tbb::spin_mutex, 3,i:  10,275,662 msg/sec
                 tbb::spin_mutex, 4,s:   3,243,798 msg/sec
                 tbb::spin_mutex, 4,i:   6,201,546 msg/sec
                 tbb::spin_mutex, 5,s:   5,503,218 msg/sec
                 tbb::spin_mutex, 5,i:   5,682,477 msg/sec
                 tbb::spin_mutex, 6,s:   5,392,492 msg/sec
                 tbb::spin_mutex, 6,i:   4,303,992 msg/sec
                 tbb::spin_mutex, 7,s:   4,841,990 msg/sec
                 tbb::spin_mutex, 7,i:   4,315,579 msg/sec
                 tbb::spin_mutex, 8,s:   4,272,707 msg/sec
                 tbb::spin_mutex, 8,i:   4,168,688 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,470,425 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,033,554 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,802,603 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,988,874 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,208,953 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,304,005 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,085,681 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,224,027 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,559,644 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,364,465 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,599,323 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,689,214 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,656,027 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,093,311 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,644,197 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,916,264 msg/sec
     xenium::michael_scott_queue, 1,s:   9,493,480 msg/sec
     xenium::michael_scott_queue, 1,i:   9,495,496 msg/sec
     xenium::michael_scott_queue, 2,s:   8,517,802 msg/sec
     xenium::michael_scott_queue, 2,i:   8,471,214 msg/sec
     xenium::michael_scott_queue, 3,s:   7,195,056 msg/sec
     xenium::michael_scott_queue, 3,i:   7,549,899 msg/sec
     xenium::michael_scott_queue, 4,s:   6,306,526 msg/sec
     xenium::michael_scott_queue, 4,i:   6,299,697 msg/sec
     xenium::michael_scott_queue, 5,s:   6,311,408 msg/sec
     xenium::michael_scott_queue, 5,i:   6,664,419 msg/sec
     xenium::michael_scott_queue, 6,s:   6,495,085 msg/sec
     xenium::michael_scott_queue, 6,i:   6,976,454 msg/sec
     xenium::michael_scott_queue, 7,s:   6,324,591 msg/sec
     xenium::michael_scott_queue, 7,i:   6,466,571 msg/sec
     xenium::michael_scott_queue, 8,s:   5,988,376 msg/sec
     xenium::michael_scott_queue, 8,i:   6,104,016 msg/sec
         xenium::ramalhete_queue, 1,s:  31,887,586 msg/sec
         xenium::ramalhete_queue, 1,i:  31,956,084 msg/sec
         xenium::ramalhete_queue, 2,s:  24,212,653 msg/sec
         xenium::ramalhete_queue, 2,i:  23,401,046 msg/sec
         xenium::ramalhete_queue, 3,s:  29,161,605 msg/sec
         xenium::ramalhete_queue, 3,i:  28,471,550 msg/sec
         xenium::ramalhete_queue, 4,s:  33,787,110 msg/sec
         xenium::ramalhete_queue, 4,i:  33,533,392 msg/sec
         xenium::ramalhete_queue, 5,s:  32,209,827 msg/sec
         xenium::ramalhete_queue, 5,i:  38,429,518 msg/sec
         xenium::ramalhete_queue, 6,s:  33,963,867 msg/sec
         xenium::ramalhete_queue, 6,i:  39,822,842 msg/sec
         xenium::ramalhete_queue, 7,s:  35,273,615 msg/sec
         xenium::ramalhete_queue, 7,i:  41,392,217 msg/sec
         xenium::ramalhete_queue, 8,s:  35,618,594 msg/sec
         xenium::ramalhete_queue, 8,i:  44,081,648 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,842,890 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,099,260 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,461,026 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,860,943 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,686,798 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,909,508 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,517,810 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,238,137 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,203,034 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,383,645 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,886,961 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,338,507 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,185,215 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,946,444 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,401,952 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,231,634 msg/sec
                     AtomicQueue, 1,s:  61,370,930 msg/sec
                     AtomicQueue, 1,i:  56,602,130 msg/sec
                     AtomicQueue, 2,s:  12,216,018 msg/sec
                     AtomicQueue, 2,i:  11,738,446 msg/sec
                     AtomicQueue, 3,s:  10,796,871 msg/sec
                     AtomicQueue, 3,i:   9,962,141 msg/sec
                     AtomicQueue, 4,s:   8,257,197 msg/sec
                     AtomicQueue, 4,i:   8,205,005 msg/sec
                     AtomicQueue, 5,s:   8,007,270 msg/sec
                     AtomicQueue, 5,i:   8,068,559 msg/sec
                     AtomicQueue, 6,s:   7,771,996 msg/sec
                     AtomicQueue, 6,i:   7,595,253 msg/sec
                     AtomicQueue, 7,s:   7,158,271 msg/sec
                     AtomicQueue, 7,i:   8,005,250 msg/sec
                     AtomicQueue, 8,s:   6,325,286 msg/sec
                     AtomicQueue, 8,i:   7,427,863 msg/sec
                    AtomicQueueB, 1,s:  65,854,587 msg/sec
                    AtomicQueueB, 1,i:  56,072,190 msg/sec
                    AtomicQueueB, 2,s:  11,837,214 msg/sec
                    AtomicQueueB, 2,i:  11,476,093 msg/sec
                    AtomicQueueB, 3,s:  11,104,954 msg/sec
                    AtomicQueueB, 3,i:  10,298,634 msg/sec
                    AtomicQueueB, 4,s:   8,057,533 msg/sec
                    AtomicQueueB, 4,i:   8,024,759 msg/sec
                    AtomicQueueB, 5,s:   7,529,562 msg/sec
                    AtomicQueueB, 5,i:   7,784,616 msg/sec
                    AtomicQueueB, 6,s:   7,343,234 msg/sec
                    AtomicQueueB, 6,i:   7,548,439 msg/sec
                    AtomicQueueB, 7,s:   6,874,590 msg/sec
                    AtomicQueueB, 7,i:   7,668,664 msg/sec
                    AtomicQueueB, 8,s:   6,201,789 msg/sec
                    AtomicQueueB, 8,i:   7,172,188 msg/sec
             OptimistAtomicQueue, 1,s: 677,951,163 msg/sec
             OptimistAtomicQueue, 1,i: 516,315,705 msg/sec
             OptimistAtomicQueue, 2,s:  32,551,201 msg/sec
             OptimistAtomicQueue, 2,i:  32,610,589 msg/sec
             OptimistAtomicQueue, 3,s:  36,694,058 msg/sec
             OptimistAtomicQueue, 3,i:  37,413,111 msg/sec
             OptimistAtomicQueue, 4,s:  39,272,208 msg/sec
             OptimistAtomicQueue, 4,i:  39,346,710 msg/sec
             OptimistAtomicQueue, 5,s:  42,456,431 msg/sec
             OptimistAtomicQueue, 5,i:  46,158,484 msg/sec
             OptimistAtomicQueue, 6,s:  42,575,863 msg/sec
             OptimistAtomicQueue, 6,i:  50,507,401 msg/sec
             OptimistAtomicQueue, 7,s:  44,477,419 msg/sec
             OptimistAtomicQueue, 7,i:  49,419,700 msg/sec
             OptimistAtomicQueue, 8,s:  46,457,739 msg/sec
             OptimistAtomicQueue, 8,i:  49,333,931 msg/sec
            OptimistAtomicQueueB, 1,s: 353,909,044 msg/sec
            OptimistAtomicQueueB, 1,i:  76,597,780 msg/sec
            OptimistAtomicQueueB, 2,s:  32,230,595 msg/sec
            OptimistAtomicQueueB, 2,i:  32,248,169 msg/sec
            OptimistAtomicQueueB, 3,s:  36,224,047 msg/sec
            OptimistAtomicQueueB, 3,i:  36,913,507 msg/sec
            OptimistAtomicQueueB, 4,s:  38,653,200 msg/sec
            OptimistAtomicQueueB, 4,i:  38,666,193 msg/sec
            OptimistAtomicQueueB, 5,s:  40,389,869 msg/sec
            OptimistAtomicQueueB, 5,i:  45,324,053 msg/sec
            OptimistAtomicQueueB, 6,s:  40,715,238 msg/sec
            OptimistAtomicQueueB, 6,i:  48,537,830 msg/sec
            OptimistAtomicQueueB, 7,s:  42,077,762 msg/sec
            OptimistAtomicQueueB, 7,i:  51,277,983 msg/sec
            OptimistAtomicQueueB, 8,s:  44,638,877 msg/sec
            OptimistAtomicQueueB, 8,i:  47,855,998 msg/sec
                    AtomicQueue2, 1,s:  22,925,957 msg/sec
                    AtomicQueue2, 1,i:  23,259,847 msg/sec
                    AtomicQueue2, 2,s:  11,798,605 msg/sec
                    AtomicQueue2, 2,i:  11,409,661 msg/sec
                    AtomicQueue2, 3,s:   9,404,412 msg/sec
                    AtomicQueue2, 3,i:   9,534,902 msg/sec
                    AtomicQueue2, 4,s:   7,994,328 msg/sec
                    AtomicQueue2, 4,i:   8,079,079 msg/sec
                    AtomicQueue2, 5,s:   7,921,663 msg/sec
                    AtomicQueue2, 5,i:   8,038,172 msg/sec
                    AtomicQueue2, 6,s:   7,753,541 msg/sec
                    AtomicQueue2, 6,i:   7,530,339 msg/sec
                    AtomicQueue2, 7,s:   7,069,894 msg/sec
                    AtomicQueue2, 7,i:   7,891,257 msg/sec
                    AtomicQueue2, 8,s:   6,383,682 msg/sec
                    AtomicQueue2, 8,i:   7,259,529 msg/sec
                   AtomicQueueB2, 1,s:  32,679,032 msg/sec
                   AtomicQueueB2, 1,i:  32,614,571 msg/sec
                   AtomicQueueB2, 2,s:  11,476,269 msg/sec
                   AtomicQueueB2, 2,i:  11,142,705 msg/sec
                   AtomicQueueB2, 3,s:   9,579,079 msg/sec
                   AtomicQueueB2, 3,i:   9,565,592 msg/sec
                   AtomicQueueB2, 4,s:   7,958,113 msg/sec
                   AtomicQueueB2, 4,i:   7,907,155 msg/sec
                   AtomicQueueB2, 5,s:   7,523,058 msg/sec
                   AtomicQueueB2, 5,i:   7,692,657 msg/sec
                   AtomicQueueB2, 6,s:   7,341,546 msg/sec
                   AtomicQueueB2, 6,i:   7,453,571 msg/sec
                   AtomicQueueB2, 7,s:   6,914,631 msg/sec
                   AtomicQueueB2, 7,i:   7,695,714 msg/sec
                   AtomicQueueB2, 8,s:   6,242,308 msg/sec
                   AtomicQueueB2, 8,i:   6,976,763 msg/sec
            OptimistAtomicQueue2, 1,s: 433,927,300 msg/sec
            OptimistAtomicQueue2, 1,i: 458,603,575 msg/sec
            OptimistAtomicQueue2, 2,s:  24,275,921 msg/sec
            OptimistAtomicQueue2, 2,i:  24,174,579 msg/sec
            OptimistAtomicQueue2, 3,s:  30,496,332 msg/sec
            OptimistAtomicQueue2, 3,i:  30,150,002 msg/sec
            OptimistAtomicQueue2, 4,s:  33,224,085 msg/sec
            OptimistAtomicQueue2, 4,i:  33,317,589 msg/sec
            OptimistAtomicQueue2, 5,s:  37,099,455 msg/sec
            OptimistAtomicQueue2, 5,i:  40,212,334 msg/sec
            OptimistAtomicQueue2, 6,s:  40,117,345 msg/sec
            OptimistAtomicQueue2, 6,i:  49,294,339 msg/sec
            OptimistAtomicQueue2, 7,s:  43,213,320 msg/sec
            OptimistAtomicQueue2, 7,i:  51,426,698 msg/sec
            OptimistAtomicQueue2, 8,s:  43,999,154 msg/sec
            OptimistAtomicQueue2, 8,i:  48,508,945 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,234,728 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,877,424 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,174,333 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,209,724 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,714,027 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,141,315 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,795,632 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,117,484 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,655,433 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,704,104 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,937,738 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,213,653 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,790,505 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,294,487 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,137,671 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,333,818 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000322 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000118 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000236 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000449 sec/round-trip
                 tbb::spin_mutex: 0.000000261 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000376 sec/round-trip
         xenium::ramalhete_queue: 0.000000274 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[114] 330m:57s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,423,544 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,656,443 msg/sec
          boost::lockfree::queue, 1,s:   7,986,032 msg/sec
          boost::lockfree::queue, 1,i:   7,623,399 msg/sec
          boost::lockfree::queue, 2,s:   7,595,512 msg/sec
          boost::lockfree::queue, 2,i:   7,444,020 msg/sec
          boost::lockfree::queue, 3,s:   7,393,533 msg/sec
          boost::lockfree::queue, 3,i:   7,502,639 msg/sec
          boost::lockfree::queue, 4,s:   6,419,587 msg/sec
          boost::lockfree::queue, 4,i:   6,735,499 msg/sec
          boost::lockfree::queue, 5,s:   6,431,990 msg/sec
          boost::lockfree::queue, 5,i:   6,482,649 msg/sec
          boost::lockfree::queue, 6,s:   6,007,508 msg/sec
          boost::lockfree::queue, 6,i:   6,137,276 msg/sec
          boost::lockfree::queue, 7,s:   6,027,969 msg/sec
          boost::lockfree::queue, 7,i:   6,076,787 msg/sec
          boost::lockfree::queue, 8,s:   5,509,021 msg/sec
          boost::lockfree::queue, 8,i:   5,519,961 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 243,858,559 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  46,700,238 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,207,829 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,665,412 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,792,118 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,822,947 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,568,847 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,737,302 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,730,067 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,998,126 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,296,305 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,048,722 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,275,442 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,738,385 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,894,308 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,656,902 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,208,692 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,126,316 msg/sec
                pthread_spinlock, 1,s:  29,226,491 msg/sec
                pthread_spinlock, 1,i:  25,388,987 msg/sec
                pthread_spinlock, 2,s:  15,532,467 msg/sec
                pthread_spinlock, 2,i:  17,081,047 msg/sec
                pthread_spinlock, 3,s:   8,353,369 msg/sec
                pthread_spinlock, 3,i:  11,953,714 msg/sec
                pthread_spinlock, 4,s:   6,489,910 msg/sec
                pthread_spinlock, 4,i:   9,178,838 msg/sec
                pthread_spinlock, 5,s:   8,617,120 msg/sec
                pthread_spinlock, 5,i:   8,868,855 msg/sec
                pthread_spinlock, 6,s:   8,599,977 msg/sec
                pthread_spinlock, 6,i:   9,221,867 msg/sec
                pthread_spinlock, 7,s:   7,510,587 msg/sec
                pthread_spinlock, 7,i:   7,544,603 msg/sec
                pthread_spinlock, 8,s:   6,739,738 msg/sec
                pthread_spinlock, 8,i:   7,326,025 msg/sec
                      std::mutex, 1,s:   6,997,742 msg/sec
                      std::mutex, 1,i:   8,089,329 msg/sec
                      std::mutex, 2,s:   5,812,626 msg/sec
                      std::mutex, 2,i:   6,047,284 msg/sec
                      std::mutex, 3,s:   6,153,848 msg/sec
                      std::mutex, 3,i:   5,906,919 msg/sec
                      std::mutex, 4,s:   6,276,173 msg/sec
                      std::mutex, 4,i:   6,205,228 msg/sec
                      std::mutex, 5,s:   6,051,365 msg/sec
                      std::mutex, 5,i:   6,033,608 msg/sec
                      std::mutex, 6,s:   5,919,873 msg/sec
                      std::mutex, 6,i:   5,876,120 msg/sec
                      std::mutex, 7,s:   5,794,254 msg/sec
                      std::mutex, 7,i:   5,771,845 msg/sec
                      std::mutex, 8,s:   5,636,597 msg/sec
                      std::mutex, 8,i:   5,656,477 msg/sec
                 tbb::spin_mutex, 1,s:  37,816,663 msg/sec
                 tbb::spin_mutex, 1,i:  37,734,634 msg/sec
                 tbb::spin_mutex, 2,s:  21,216,162 msg/sec
                 tbb::spin_mutex, 2,i:  18,308,438 msg/sec
                 tbb::spin_mutex, 3,s:   7,616,424 msg/sec
                 tbb::spin_mutex, 3,i:  10,342,418 msg/sec
                 tbb::spin_mutex, 4,s:   3,209,108 msg/sec
                 tbb::spin_mutex, 4,i:   6,355,156 msg/sec
                 tbb::spin_mutex, 5,s:   5,195,912 msg/sec
                 tbb::spin_mutex, 5,i:   5,715,623 msg/sec
                 tbb::spin_mutex, 6,s:   5,352,700 msg/sec
                 tbb::spin_mutex, 6,i:   4,342,453 msg/sec
                 tbb::spin_mutex, 7,s:   4,882,714 msg/sec
                 tbb::spin_mutex, 7,i:   4,340,690 msg/sec
                 tbb::spin_mutex, 8,s:   3,813,179 msg/sec
                 tbb::spin_mutex, 8,i:   4,178,582 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,845,143 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,598,448 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,956,672 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,187,850 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,507,728 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,783,981 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,114,780 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,419,061 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,749,690 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,741,518 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,889,750 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,933,466 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,798,028 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,160,782 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,651,279 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,300,991 msg/sec
     xenium::michael_scott_queue, 1,s:   9,163,373 msg/sec
     xenium::michael_scott_queue, 1,i:   9,172,783 msg/sec
     xenium::michael_scott_queue, 2,s:   8,475,836 msg/sec
     xenium::michael_scott_queue, 2,i:   8,521,606 msg/sec
     xenium::michael_scott_queue, 3,s:   7,362,422 msg/sec
     xenium::michael_scott_queue, 3,i:   7,553,449 msg/sec
     xenium::michael_scott_queue, 4,s:   6,276,168 msg/sec
     xenium::michael_scott_queue, 4,i:   6,316,301 msg/sec
     xenium::michael_scott_queue, 5,s:   6,297,195 msg/sec
     xenium::michael_scott_queue, 5,i:   6,635,967 msg/sec
     xenium::michael_scott_queue, 6,s:   6,481,283 msg/sec
     xenium::michael_scott_queue, 6,i:   6,954,315 msg/sec
     xenium::michael_scott_queue, 7,s:   6,324,057 msg/sec
     xenium::michael_scott_queue, 7,i:   6,502,976 msg/sec
     xenium::michael_scott_queue, 8,s:   5,999,792 msg/sec
     xenium::michael_scott_queue, 8,i:   6,086,627 msg/sec
         xenium::ramalhete_queue, 1,s:  31,436,181 msg/sec
         xenium::ramalhete_queue, 1,i:  31,524,553 msg/sec
         xenium::ramalhete_queue, 2,s:  23,586,447 msg/sec
         xenium::ramalhete_queue, 2,i:  23,398,718 msg/sec
         xenium::ramalhete_queue, 3,s:  29,208,501 msg/sec
         xenium::ramalhete_queue, 3,i:  28,489,100 msg/sec
         xenium::ramalhete_queue, 4,s:  33,849,906 msg/sec
         xenium::ramalhete_queue, 4,i:  33,467,559 msg/sec
         xenium::ramalhete_queue, 5,s:  32,235,644 msg/sec
         xenium::ramalhete_queue, 5,i:  36,032,154 msg/sec
         xenium::ramalhete_queue, 6,s:  34,139,759 msg/sec
         xenium::ramalhete_queue, 6,i:  38,767,688 msg/sec
         xenium::ramalhete_queue, 7,s:  35,112,652 msg/sec
         xenium::ramalhete_queue, 7,i:  41,323,149 msg/sec
         xenium::ramalhete_queue, 8,s:  35,417,509 msg/sec
         xenium::ramalhete_queue, 8,i:  43,776,977 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,429,091 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 119,722,203 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,034,401 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,193,145 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,655,492 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,231,219 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,670,518 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,117,639 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,084,880 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,155,284 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,000,062 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,577,145 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,242,821 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,067,533 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,393,128 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,317,111 msg/sec
                     AtomicQueue, 1,s:  61,652,190 msg/sec
                     AtomicQueue, 1,i:  56,849,451 msg/sec
                     AtomicQueue, 2,s:  12,275,324 msg/sec
                     AtomicQueue, 2,i:  11,742,274 msg/sec
                     AtomicQueue, 3,s:  10,794,619 msg/sec
                     AtomicQueue, 3,i:   9,935,106 msg/sec
                     AtomicQueue, 4,s:   8,193,284 msg/sec
                     AtomicQueue, 4,i:   8,165,947 msg/sec
                     AtomicQueue, 5,s:   8,013,191 msg/sec
                     AtomicQueue, 5,i:   8,130,227 msg/sec
                     AtomicQueue, 6,s:   7,854,074 msg/sec
                     AtomicQueue, 6,i:   7,614,825 msg/sec
                     AtomicQueue, 7,s:   7,048,235 msg/sec
                     AtomicQueue, 7,i:   7,971,969 msg/sec
                     AtomicQueue, 8,s:   6,359,134 msg/sec
                     AtomicQueue, 8,i:   7,435,541 msg/sec
                    AtomicQueueB, 1,s:  74,434,978 msg/sec
                    AtomicQueueB, 1,i:  45,634,025 msg/sec
                    AtomicQueueB, 2,s:  12,034,218 msg/sec
                    AtomicQueueB, 2,i:  11,527,152 msg/sec
                    AtomicQueueB, 3,s:  11,002,078 msg/sec
                    AtomicQueueB, 3,i:  10,140,216 msg/sec
                    AtomicQueueB, 4,s:   8,023,227 msg/sec
                    AtomicQueueB, 4,i:   8,133,261 msg/sec
                    AtomicQueueB, 5,s:   7,573,926 msg/sec
                    AtomicQueueB, 5,i:   7,857,107 msg/sec
                    AtomicQueueB, 6,s:   7,373,108 msg/sec
                    AtomicQueueB, 6,i:   7,483,333 msg/sec
                    AtomicQueueB, 7,s:   6,947,227 msg/sec
                    AtomicQueueB, 7,i:   7,693,003 msg/sec
                    AtomicQueueB, 8,s:   6,223,527 msg/sec
                    AtomicQueueB, 8,i:   7,158,711 msg/sec
             OptimistAtomicQueue, 1,s: 825,357,968 msg/sec
             OptimistAtomicQueue, 1,i: 542,646,595 msg/sec
             OptimistAtomicQueue, 2,s:  32,159,334 msg/sec
             OptimistAtomicQueue, 2,i:  32,320,072 msg/sec
             OptimistAtomicQueue, 3,s:  36,653,592 msg/sec
             OptimistAtomicQueue, 3,i:  37,343,716 msg/sec
             OptimistAtomicQueue, 4,s:  39,392,038 msg/sec
             OptimistAtomicQueue, 4,i:  39,359,299 msg/sec
             OptimistAtomicQueue, 5,s:  41,665,997 msg/sec
             OptimistAtomicQueue, 5,i:  46,221,643 msg/sec
             OptimistAtomicQueue, 6,s:  42,549,059 msg/sec
             OptimistAtomicQueue, 6,i:  49,859,221 msg/sec
             OptimistAtomicQueue, 7,s:  45,246,129 msg/sec
             OptimistAtomicQueue, 7,i:  52,007,451 msg/sec
             OptimistAtomicQueue, 8,s:  46,478,127 msg/sec
             OptimistAtomicQueue, 8,i:  48,830,046 msg/sec
            OptimistAtomicQueueB, 1,s:  77,858,517 msg/sec
            OptimistAtomicQueueB, 1,i:  76,444,594 msg/sec
            OptimistAtomicQueueB, 2,s:  32,288,522 msg/sec
            OptimistAtomicQueueB, 2,i:  32,172,780 msg/sec
            OptimistAtomicQueueB, 3,s:  36,296,103 msg/sec
            OptimistAtomicQueueB, 3,i:  36,928,226 msg/sec
            OptimistAtomicQueueB, 4,s:  38,643,774 msg/sec
            OptimistAtomicQueueB, 4,i:  38,680,685 msg/sec
            OptimistAtomicQueueB, 5,s:  41,038,865 msg/sec
            OptimistAtomicQueueB, 5,i:  46,090,324 msg/sec
            OptimistAtomicQueueB, 6,s:  40,901,281 msg/sec
            OptimistAtomicQueueB, 6,i:  49,027,564 msg/sec
            OptimistAtomicQueueB, 7,s:  42,412,256 msg/sec
            OptimistAtomicQueueB, 7,i:  47,687,634 msg/sec
            OptimistAtomicQueueB, 8,s:  44,313,396 msg/sec
            OptimistAtomicQueueB, 8,i:  47,928,655 msg/sec
                    AtomicQueue2, 1,s:  22,970,721 msg/sec
                    AtomicQueue2, 1,i:  22,880,685 msg/sec
                    AtomicQueue2, 2,s:  11,983,298 msg/sec
                    AtomicQueue2, 2,i:  11,848,804 msg/sec
                    AtomicQueue2, 3,s:   9,738,639 msg/sec
                    AtomicQueue2, 3,i:   9,412,779 msg/sec
                    AtomicQueue2, 4,s:   8,027,394 msg/sec
                    AtomicQueue2, 4,i:   8,047,712 msg/sec
                    AtomicQueue2, 5,s:   7,916,860 msg/sec
                    AtomicQueue2, 5,i:   8,075,598 msg/sec
                    AtomicQueue2, 6,s:   7,630,734 msg/sec
                    AtomicQueue2, 6,i:   7,536,821 msg/sec
                    AtomicQueue2, 7,s:   7,115,488 msg/sec
                    AtomicQueue2, 7,i:   7,899,522 msg/sec
                    AtomicQueue2, 8,s:   6,391,169 msg/sec
                    AtomicQueue2, 8,i:   7,219,003 msg/sec
                   AtomicQueueB2, 1,s:  36,307,870 msg/sec
                   AtomicQueueB2, 1,i:  32,861,221 msg/sec
                   AtomicQueueB2, 2,s:  11,365,595 msg/sec
                   AtomicQueueB2, 2,i:  11,107,114 msg/sec
                   AtomicQueueB2, 3,s:   9,606,617 msg/sec
                   AtomicQueueB2, 3,i:   9,491,786 msg/sec
                   AtomicQueueB2, 4,s:   7,978,583 msg/sec
                   AtomicQueueB2, 4,i:   7,835,783 msg/sec
                   AtomicQueueB2, 5,s:   7,364,155 msg/sec
                   AtomicQueueB2, 5,i:   7,789,528 msg/sec
                   AtomicQueueB2, 6,s:   7,167,852 msg/sec
                   AtomicQueueB2, 6,i:   7,518,179 msg/sec
                   AtomicQueueB2, 7,s:   6,917,356 msg/sec
                   AtomicQueueB2, 7,i:   7,711,874 msg/sec
                   AtomicQueueB2, 8,s:   6,334,835 msg/sec
                   AtomicQueueB2, 8,i:   7,093,660 msg/sec
            OptimistAtomicQueue2, 1,s: 463,823,774 msg/sec
            OptimistAtomicQueue2, 1,i:  29,706,759 msg/sec
            OptimistAtomicQueue2, 2,s:  24,285,061 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,821 msg/sec
            OptimistAtomicQueue2, 3,s:  30,316,692 msg/sec
            OptimistAtomicQueue2, 3,i:  29,952,425 msg/sec
            OptimistAtomicQueue2, 4,s:  33,160,182 msg/sec
            OptimistAtomicQueue2, 4,i:  33,241,062 msg/sec
            OptimistAtomicQueue2, 5,s:  37,256,796 msg/sec
            OptimistAtomicQueue2, 5,i:  43,176,859 msg/sec
            OptimistAtomicQueue2, 6,s:  40,464,231 msg/sec
            OptimistAtomicQueue2, 6,i:  49,294,872 msg/sec
            OptimistAtomicQueue2, 7,s:  43,159,237 msg/sec
            OptimistAtomicQueue2, 7,i:  51,538,159 msg/sec
            OptimistAtomicQueue2, 8,s:  43,811,136 msg/sec
            OptimistAtomicQueue2, 8,i:  48,417,101 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,400,173 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,923,571 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,968,530 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,336,793 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,777,031 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,674,521 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,204,587 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,454,727 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,744,542 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,640,503 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,531,247 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,316,658 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,718,729 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,165,822 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,843,629 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,887,188 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000130 sec/round-trip
          boost::lockfree::queue: 0.000000323 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000146 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000243 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000468 sec/round-trip
                 tbb::spin_mutex: 0.000000263 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000217 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[115] 329m:38s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,957,973 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,496,945 msg/sec
          boost::lockfree::queue, 1,s:   7,958,391 msg/sec
          boost::lockfree::queue, 1,i:   7,929,408 msg/sec
          boost::lockfree::queue, 2,s:   7,610,883 msg/sec
          boost::lockfree::queue, 2,i:   7,509,745 msg/sec
          boost::lockfree::queue, 3,s:   7,371,391 msg/sec
          boost::lockfree::queue, 3,i:   7,533,541 msg/sec
          boost::lockfree::queue, 4,s:   6,428,782 msg/sec
          boost::lockfree::queue, 4,i:   6,839,800 msg/sec
          boost::lockfree::queue, 5,s:   6,482,148 msg/sec
          boost::lockfree::queue, 5,i:   6,498,686 msg/sec
          boost::lockfree::queue, 6,s:   5,984,811 msg/sec
          boost::lockfree::queue, 6,i:   6,214,591 msg/sec
          boost::lockfree::queue, 7,s:   5,841,064 msg/sec
          boost::lockfree::queue, 7,i:   6,031,665 msg/sec
          boost::lockfree::queue, 8,s:   5,333,265 msg/sec
          boost::lockfree::queue, 8,i:   5,684,921 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 447,868,448 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  63,751,812 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,099,721 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,791,075 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  48,240,381 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,011,074 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,925,126 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,645,298 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,975,858 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,051,137 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,278,903 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,365,970 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,367,437 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  50,155,943 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,998,333 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,139,927 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,138,772 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,298,282 msg/sec
                pthread_spinlock, 1,s:  29,150,979 msg/sec
                pthread_spinlock, 1,i:  26,455,106 msg/sec
                pthread_spinlock, 2,s:  16,540,028 msg/sec
                pthread_spinlock, 2,i:  17,150,011 msg/sec
                pthread_spinlock, 3,s:   8,314,571 msg/sec
                pthread_spinlock, 3,i:  12,007,490 msg/sec
                pthread_spinlock, 4,s:   6,535,432 msg/sec
                pthread_spinlock, 4,i:   8,871,673 msg/sec
                pthread_spinlock, 5,s:   8,740,702 msg/sec
                pthread_spinlock, 5,i:   9,556,568 msg/sec
                pthread_spinlock, 6,s:   8,306,834 msg/sec
                pthread_spinlock, 6,i:   8,626,135 msg/sec
                pthread_spinlock, 7,s:   7,522,515 msg/sec
                pthread_spinlock, 7,i:   7,528,830 msg/sec
                pthread_spinlock, 8,s:   6,635,433 msg/sec
                pthread_spinlock, 8,i:   6,888,151 msg/sec
                      std::mutex, 1,s:   6,026,117 msg/sec
                      std::mutex, 1,i:   6,625,292 msg/sec
                      std::mutex, 2,s:   5,570,886 msg/sec
                      std::mutex, 2,i:   5,472,923 msg/sec
                      std::mutex, 3,s:   5,537,807 msg/sec
                      std::mutex, 3,i:   5,122,243 msg/sec
                      std::mutex, 4,s:   6,201,689 msg/sec
                      std::mutex, 4,i:   6,417,963 msg/sec
                      std::mutex, 5,s:   6,154,271 msg/sec
                      std::mutex, 5,i:   6,173,935 msg/sec
                      std::mutex, 6,s:   5,840,236 msg/sec
                      std::mutex, 6,i:   5,912,740 msg/sec
                      std::mutex, 7,s:   5,842,900 msg/sec
                      std::mutex, 7,i:   5,786,002 msg/sec
                      std::mutex, 8,s:   5,731,724 msg/sec
                      std::mutex, 8,i:   5,697,619 msg/sec
                 tbb::spin_mutex, 1,s:  37,632,479 msg/sec
                 tbb::spin_mutex, 1,i:  33,288,289 msg/sec
                 tbb::spin_mutex, 2,s:  21,262,001 msg/sec
                 tbb::spin_mutex, 2,i:  18,368,084 msg/sec
                 tbb::spin_mutex, 3,s:   8,979,619 msg/sec
                 tbb::spin_mutex, 3,i:  11,311,338 msg/sec
                 tbb::spin_mutex, 4,s:   3,309,126 msg/sec
                 tbb::spin_mutex, 4,i:   6,461,277 msg/sec
                 tbb::spin_mutex, 5,s:   5,186,325 msg/sec
                 tbb::spin_mutex, 5,i:   5,457,553 msg/sec
                 tbb::spin_mutex, 6,s:   5,240,461 msg/sec
                 tbb::spin_mutex, 6,i:   4,437,475 msg/sec
                 tbb::spin_mutex, 7,s:   4,857,395 msg/sec
                 tbb::spin_mutex, 7,i:   4,361,623 msg/sec
                 tbb::spin_mutex, 8,s:   4,243,353 msg/sec
                 tbb::spin_mutex, 8,i:   4,088,470 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,438,081 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,248,716 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,959,969 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,296,209 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,175,061 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,056,896 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,416,464 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,311,539 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,644,524 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,863,132 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,960,126 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,913,552 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,007,698 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,992,710 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,997,677 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,095,488 msg/sec
     xenium::michael_scott_queue, 1,s:   9,489,495 msg/sec
     xenium::michael_scott_queue, 1,i:   9,500,410 msg/sec
     xenium::michael_scott_queue, 2,s:   8,473,964 msg/sec
     xenium::michael_scott_queue, 2,i:   8,455,744 msg/sec
     xenium::michael_scott_queue, 3,s:   7,272,919 msg/sec
     xenium::michael_scott_queue, 3,i:   7,526,441 msg/sec
     xenium::michael_scott_queue, 4,s:   6,350,414 msg/sec
     xenium::michael_scott_queue, 4,i:   6,372,483 msg/sec
     xenium::michael_scott_queue, 5,s:   6,316,985 msg/sec
     xenium::michael_scott_queue, 5,i:   6,657,767 msg/sec
     xenium::michael_scott_queue, 6,s:   6,490,807 msg/sec
     xenium::michael_scott_queue, 6,i:   6,748,011 msg/sec
     xenium::michael_scott_queue, 7,s:   6,318,947 msg/sec
     xenium::michael_scott_queue, 7,i:   6,543,932 msg/sec
     xenium::michael_scott_queue, 8,s:   6,014,794 msg/sec
     xenium::michael_scott_queue, 8,i:   6,141,190 msg/sec
         xenium::ramalhete_queue, 1,s:  32,006,222 msg/sec
         xenium::ramalhete_queue, 1,i:  32,397,888 msg/sec
         xenium::ramalhete_queue, 2,s:  24,650,627 msg/sec
         xenium::ramalhete_queue, 2,i:  23,332,746 msg/sec
         xenium::ramalhete_queue, 3,s:  29,236,511 msg/sec
         xenium::ramalhete_queue, 3,i:  28,465,848 msg/sec
         xenium::ramalhete_queue, 4,s:  33,801,316 msg/sec
         xenium::ramalhete_queue, 4,i:  33,522,642 msg/sec
         xenium::ramalhete_queue, 5,s:  31,939,629 msg/sec
         xenium::ramalhete_queue, 5,i:  36,002,369 msg/sec
         xenium::ramalhete_queue, 6,s:  33,897,689 msg/sec
         xenium::ramalhete_queue, 6,i:  38,887,846 msg/sec
         xenium::ramalhete_queue, 7,s:  35,073,524 msg/sec
         xenium::ramalhete_queue, 7,i:  40,643,891 msg/sec
         xenium::ramalhete_queue, 8,s:  35,389,309 msg/sec
         xenium::ramalhete_queue, 8,i:  43,648,898 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,274,467 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,853,947 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  20,076,912 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,431,400 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,682,164 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,079,802 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,566,727 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,574,384 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,907,960 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,393,638 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,901,708 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,148,349 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,141,087 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,897,624 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,409,001 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,543,268 msg/sec
                     AtomicQueue, 1,s:  57,894,931 msg/sec
                     AtomicQueue, 1,i:  56,680,637 msg/sec
                     AtomicQueue, 2,s:  12,290,657 msg/sec
                     AtomicQueue, 2,i:  11,721,559 msg/sec
                     AtomicQueue, 3,s:  10,744,886 msg/sec
                     AtomicQueue, 3,i:   9,906,303 msg/sec
                     AtomicQueue, 4,s:   8,165,668 msg/sec
                     AtomicQueue, 4,i:   8,195,725 msg/sec
                     AtomicQueue, 5,s:   8,031,498 msg/sec
                     AtomicQueue, 5,i:   8,103,419 msg/sec
                     AtomicQueue, 6,s:   7,676,366 msg/sec
                     AtomicQueue, 6,i:   7,614,218 msg/sec
                     AtomicQueue, 7,s:   7,093,004 msg/sec
                     AtomicQueue, 7,i:   7,990,569 msg/sec
                     AtomicQueue, 8,s:   6,362,119 msg/sec
                     AtomicQueue, 8,i:   7,456,356 msg/sec
                    AtomicQueueB, 1,s:  46,374,058 msg/sec
                    AtomicQueueB, 1,i:  43,153,168 msg/sec
                    AtomicQueueB, 2,s:  11,747,322 msg/sec
                    AtomicQueueB, 2,i:  11,480,158 msg/sec
                    AtomicQueueB, 3,s:  11,005,430 msg/sec
                    AtomicQueueB, 3,i:  10,210,406 msg/sec
                    AtomicQueueB, 4,s:   8,034,188 msg/sec
                    AtomicQueueB, 4,i:   8,009,215 msg/sec
                    AtomicQueueB, 5,s:   7,488,773 msg/sec
                    AtomicQueueB, 5,i:   7,797,550 msg/sec
                    AtomicQueueB, 6,s:   7,437,826 msg/sec
                    AtomicQueueB, 6,i:   7,511,203 msg/sec
                    AtomicQueueB, 7,s:   6,898,635 msg/sec
                    AtomicQueueB, 7,i:   7,733,202 msg/sec
                    AtomicQueueB, 8,s:   6,219,547 msg/sec
                    AtomicQueueB, 8,i:   7,147,595 msg/sec
             OptimistAtomicQueue, 1,s: 798,101,316 msg/sec
             OptimistAtomicQueue, 1,i: 575,789,021 msg/sec
             OptimistAtomicQueue, 2,s:  32,638,243 msg/sec
             OptimistAtomicQueue, 2,i:  32,715,048 msg/sec
             OptimistAtomicQueue, 3,s:  36,623,472 msg/sec
             OptimistAtomicQueue, 3,i:  37,386,703 msg/sec
             OptimistAtomicQueue, 4,s:  39,260,640 msg/sec
             OptimistAtomicQueue, 4,i:  39,402,496 msg/sec
             OptimistAtomicQueue, 5,s:  41,830,103 msg/sec
             OptimistAtomicQueue, 5,i:  46,295,759 msg/sec
             OptimistAtomicQueue, 6,s:  42,720,020 msg/sec
             OptimistAtomicQueue, 6,i:  50,391,701 msg/sec
             OptimistAtomicQueue, 7,s:  43,884,716 msg/sec
             OptimistAtomicQueue, 7,i:  49,422,523 msg/sec
             OptimistAtomicQueue, 8,s:  46,304,111 msg/sec
             OptimistAtomicQueue, 8,i:  49,404,552 msg/sec
            OptimistAtomicQueueB, 1,s:  77,898,441 msg/sec
            OptimistAtomicQueueB, 1,i: 150,950,681 msg/sec
            OptimistAtomicQueueB, 2,s:  32,156,583 msg/sec
            OptimistAtomicQueueB, 2,i:  32,152,253 msg/sec
            OptimistAtomicQueueB, 3,s:  36,242,062 msg/sec
            OptimistAtomicQueueB, 3,i:  36,791,230 msg/sec
            OptimistAtomicQueueB, 4,s:  38,560,518 msg/sec
            OptimistAtomicQueueB, 4,i:  38,602,832 msg/sec
            OptimistAtomicQueueB, 5,s:  40,936,266 msg/sec
            OptimistAtomicQueueB, 5,i:  46,038,441 msg/sec
            OptimistAtomicQueueB, 6,s:  40,752,728 msg/sec
            OptimistAtomicQueueB, 6,i:  49,201,614 msg/sec
            OptimistAtomicQueueB, 7,s:  42,082,744 msg/sec
            OptimistAtomicQueueB, 7,i:  50,861,686 msg/sec
            OptimistAtomicQueueB, 8,s:  44,150,823 msg/sec
            OptimistAtomicQueueB, 8,i:  48,108,638 msg/sec
                    AtomicQueue2, 1,s:  22,884,524 msg/sec
                    AtomicQueue2, 1,i:  22,828,984 msg/sec
                    AtomicQueue2, 2,s:  11,818,567 msg/sec
                    AtomicQueue2, 2,i:  11,384,872 msg/sec
                    AtomicQueue2, 3,s:   9,418,241 msg/sec
                    AtomicQueue2, 3,i:   9,407,754 msg/sec
                    AtomicQueue2, 4,s:   8,010,871 msg/sec
                    AtomicQueue2, 4,i:   8,047,972 msg/sec
                    AtomicQueue2, 5,s:   7,952,234 msg/sec
                    AtomicQueue2, 5,i:   8,033,419 msg/sec
                    AtomicQueue2, 6,s:   7,582,537 msg/sec
                    AtomicQueue2, 6,i:   7,510,021 msg/sec
                    AtomicQueue2, 7,s:   7,130,996 msg/sec
                    AtomicQueue2, 7,i:   7,899,892 msg/sec
                    AtomicQueue2, 8,s:   6,420,890 msg/sec
                    AtomicQueue2, 8,i:   7,346,670 msg/sec
                   AtomicQueueB2, 1,s:  36,262,268 msg/sec
                   AtomicQueueB2, 1,i:  32,610,143 msg/sec
                   AtomicQueueB2, 2,s:  11,446,779 msg/sec
                   AtomicQueueB2, 2,i:  11,132,242 msg/sec
                   AtomicQueueB2, 3,s:   9,631,791 msg/sec
                   AtomicQueueB2, 3,i:   9,573,830 msg/sec
                   AtomicQueueB2, 4,s:   7,913,830 msg/sec
                   AtomicQueueB2, 4,i:   7,864,036 msg/sec
                   AtomicQueueB2, 5,s:   7,538,680 msg/sec
                   AtomicQueueB2, 5,i:   7,732,308 msg/sec
                   AtomicQueueB2, 6,s:   7,192,116 msg/sec
                   AtomicQueueB2, 6,i:   7,440,052 msg/sec
                   AtomicQueueB2, 7,s:   6,899,579 msg/sec
                   AtomicQueueB2, 7,i:   7,711,483 msg/sec
                   AtomicQueueB2, 8,s:   6,328,546 msg/sec
                   AtomicQueueB2, 8,i:   7,119,205 msg/sec
            OptimistAtomicQueue2, 1,s: 419,202,624 msg/sec
            OptimistAtomicQueue2, 1,i:  31,793,870 msg/sec
            OptimistAtomicQueue2, 2,s:  26,197,110 msg/sec
            OptimistAtomicQueue2, 2,i:  24,439,529 msg/sec
            OptimistAtomicQueue2, 3,s:  30,310,280 msg/sec
            OptimistAtomicQueue2, 3,i:  29,985,011 msg/sec
            OptimistAtomicQueue2, 4,s:  33,197,359 msg/sec
            OptimistAtomicQueue2, 4,i:  33,227,630 msg/sec
            OptimistAtomicQueue2, 5,s:  37,181,967 msg/sec
            OptimistAtomicQueue2, 5,i:  39,924,940 msg/sec
            OptimistAtomicQueue2, 6,s:  40,196,917 msg/sec
            OptimistAtomicQueue2, 6,i:  49,375,048 msg/sec
            OptimistAtomicQueue2, 7,s:  43,107,314 msg/sec
            OptimistAtomicQueue2, 7,i:  48,268,698 msg/sec
            OptimistAtomicQueue2, 8,s:  44,868,517 msg/sec
            OptimistAtomicQueue2, 8,i:  49,871,979 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,952,129 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,852,822 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,290,980 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,133,525 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,704,080 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,009,993 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,987,077 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,280,043 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,623,335 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,299,761 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,254,883 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,164,928 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,068,750 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,275,181 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,434,118 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,693,056 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000138 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000299 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000145 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000188 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[116] 328m:19s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,448,186 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,492,147 msg/sec
          boost::lockfree::queue, 1,s:   7,981,445 msg/sec
          boost::lockfree::queue, 1,i:   7,862,810 msg/sec
          boost::lockfree::queue, 2,s:   7,549,892 msg/sec
          boost::lockfree::queue, 2,i:   7,570,727 msg/sec
          boost::lockfree::queue, 3,s:   7,386,583 msg/sec
          boost::lockfree::queue, 3,i:   7,618,260 msg/sec
          boost::lockfree::queue, 4,s:   6,415,558 msg/sec
          boost::lockfree::queue, 4,i:   6,852,339 msg/sec
          boost::lockfree::queue, 5,s:   6,389,525 msg/sec
          boost::lockfree::queue, 5,i:   6,464,373 msg/sec
          boost::lockfree::queue, 6,s:   6,018,592 msg/sec
          boost::lockfree::queue, 6,i:   6,140,673 msg/sec
          boost::lockfree::queue, 7,s:   5,829,871 msg/sec
          boost::lockfree::queue, 7,i:   5,955,588 msg/sec
          boost::lockfree::queue, 8,s:   5,435,297 msg/sec
          boost::lockfree::queue, 8,i:   5,578,984 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  96,121,476 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  91,749,236 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,915,332 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,047,064 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,079,353 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,272,827 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,912,689 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,568,634 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,292,331 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,932,114 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,316,153 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,420,529 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,479,201 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  48,323,498 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  47,468,457 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,238,954 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,172,524 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,446,497 msg/sec
                pthread_spinlock, 1,s:  29,039,032 msg/sec
                pthread_spinlock, 1,i:  25,336,838 msg/sec
                pthread_spinlock, 2,s:  15,962,453 msg/sec
                pthread_spinlock, 2,i:  17,758,258 msg/sec
                pthread_spinlock, 3,s:   8,404,540 msg/sec
                pthread_spinlock, 3,i:  11,891,569 msg/sec
                pthread_spinlock, 4,s:   6,514,717 msg/sec
                pthread_spinlock, 4,i:   9,196,437 msg/sec
                pthread_spinlock, 5,s:   8,573,482 msg/sec
                pthread_spinlock, 5,i:   9,515,547 msg/sec
                pthread_spinlock, 6,s:   8,578,375 msg/sec
                pthread_spinlock, 6,i:   8,613,831 msg/sec
                pthread_spinlock, 7,s:   7,566,291 msg/sec
                pthread_spinlock, 7,i:   7,621,156 msg/sec
                pthread_spinlock, 8,s:   6,854,910 msg/sec
                pthread_spinlock, 8,i:   6,861,232 msg/sec
                      std::mutex, 1,s:   5,870,517 msg/sec
                      std::mutex, 1,i:   6,819,710 msg/sec
                      std::mutex, 2,s:   5,784,559 msg/sec
                      std::mutex, 2,i:   6,171,181 msg/sec
                      std::mutex, 3,s:   5,997,916 msg/sec
                      std::mutex, 3,i:   6,171,805 msg/sec
                      std::mutex, 4,s:   6,244,425 msg/sec
                      std::mutex, 4,i:   6,333,137 msg/sec
                      std::mutex, 5,s:   6,037,796 msg/sec
                      std::mutex, 5,i:   6,032,793 msg/sec
                      std::mutex, 6,s:   5,935,303 msg/sec
                      std::mutex, 6,i:   5,884,991 msg/sec
                      std::mutex, 7,s:   5,874,976 msg/sec
                      std::mutex, 7,i:   5,823,762 msg/sec
                      std::mutex, 8,s:   5,760,242 msg/sec
                      std::mutex, 8,i:   5,722,187 msg/sec
                 tbb::spin_mutex, 1,s:  37,695,250 msg/sec
                 tbb::spin_mutex, 1,i:  33,044,026 msg/sec
                 tbb::spin_mutex, 2,s:  21,217,479 msg/sec
                 tbb::spin_mutex, 2,i:  18,815,349 msg/sec
                 tbb::spin_mutex, 3,s:   8,628,943 msg/sec
                 tbb::spin_mutex, 3,i:  10,668,288 msg/sec
                 tbb::spin_mutex, 4,s:   3,056,660 msg/sec
                 tbb::spin_mutex, 4,i:   6,395,322 msg/sec
                 tbb::spin_mutex, 5,s:   5,316,254 msg/sec
                 tbb::spin_mutex, 5,i:   5,834,690 msg/sec
                 tbb::spin_mutex, 6,s:   5,352,758 msg/sec
                 tbb::spin_mutex, 6,i:   4,447,034 msg/sec
                 tbb::spin_mutex, 7,s:   4,887,460 msg/sec
                 tbb::spin_mutex, 7,i:   4,349,619 msg/sec
                 tbb::spin_mutex, 8,s:   4,257,648 msg/sec
                 tbb::spin_mutex, 8,i:   4,103,504 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,186,801 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,023,069 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,886,435 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,009,133 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,327,023 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,505,804 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,095,231 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,500,055 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,601,494 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,624,397 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,776,090 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,704,843 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,789,087 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,799,464 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,096,784 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,080,347 msg/sec
     xenium::michael_scott_queue, 1,s:   9,194,166 msg/sec
     xenium::michael_scott_queue, 1,i:   9,123,015 msg/sec
     xenium::michael_scott_queue, 2,s:   8,457,682 msg/sec
     xenium::michael_scott_queue, 2,i:   8,512,133 msg/sec
     xenium::michael_scott_queue, 3,s:   7,111,751 msg/sec
     xenium::michael_scott_queue, 3,i:   7,629,390 msg/sec
     xenium::michael_scott_queue, 4,s:   6,296,465 msg/sec
     xenium::michael_scott_queue, 4,i:   6,372,674 msg/sec
     xenium::michael_scott_queue, 5,s:   6,311,149 msg/sec
     xenium::michael_scott_queue, 5,i:   6,732,747 msg/sec
     xenium::michael_scott_queue, 6,s:   6,483,122 msg/sec
     xenium::michael_scott_queue, 6,i:   6,985,273 msg/sec
     xenium::michael_scott_queue, 7,s:   6,316,598 msg/sec
     xenium::michael_scott_queue, 7,i:   6,534,128 msg/sec
     xenium::michael_scott_queue, 8,s:   6,027,834 msg/sec
     xenium::michael_scott_queue, 8,i:   6,071,293 msg/sec
         xenium::ramalhete_queue, 1,s:  32,092,683 msg/sec
         xenium::ramalhete_queue, 1,i:  31,901,193 msg/sec
         xenium::ramalhete_queue, 2,s:  23,613,642 msg/sec
         xenium::ramalhete_queue, 2,i:  23,388,379 msg/sec
         xenium::ramalhete_queue, 3,s:  29,114,878 msg/sec
         xenium::ramalhete_queue, 3,i:  28,604,239 msg/sec
         xenium::ramalhete_queue, 4,s:  33,839,466 msg/sec
         xenium::ramalhete_queue, 4,i:  33,397,579 msg/sec
         xenium::ramalhete_queue, 5,s:  32,021,993 msg/sec
         xenium::ramalhete_queue, 5,i:  36,149,808 msg/sec
         xenium::ramalhete_queue, 6,s:  33,935,900 msg/sec
         xenium::ramalhete_queue, 6,i:  39,002,423 msg/sec
         xenium::ramalhete_queue, 7,s:  35,182,358 msg/sec
         xenium::ramalhete_queue, 7,i:  41,564,161 msg/sec
         xenium::ramalhete_queue, 8,s:  35,607,612 msg/sec
         xenium::ramalhete_queue, 8,i:  43,781,038 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,962,114 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  90,065,384 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,930,789 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,012,692 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,648,514 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,954,128 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,399,725 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,078,108 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,012,957 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,269,412 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,845,970 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,291,022 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,233,630 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,165,467 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,413,373 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,331,830 msg/sec
                     AtomicQueue, 1,s:  67,915,232 msg/sec
                     AtomicQueue, 1,i:  56,654,998 msg/sec
                     AtomicQueue, 2,s:  12,270,649 msg/sec
                     AtomicQueue, 2,i:  11,750,825 msg/sec
                     AtomicQueue, 3,s:  10,747,353 msg/sec
                     AtomicQueue, 3,i:   9,902,350 msg/sec
                     AtomicQueue, 4,s:   8,218,155 msg/sec
                     AtomicQueue, 4,i:   8,190,582 msg/sec
                     AtomicQueue, 5,s:   8,039,870 msg/sec
                     AtomicQueue, 5,i:   8,078,532 msg/sec
                     AtomicQueue, 6,s:   7,804,102 msg/sec
                     AtomicQueue, 6,i:   7,626,923 msg/sec
                     AtomicQueue, 7,s:   7,064,764 msg/sec
                     AtomicQueue, 7,i:   7,966,803 msg/sec
                     AtomicQueue, 8,s:   6,357,979 msg/sec
                     AtomicQueue, 8,i:   7,451,488 msg/sec
                    AtomicQueueB, 1,s:  45,608,799 msg/sec
                    AtomicQueueB, 1,i:  42,997,751 msg/sec
                    AtomicQueueB, 2,s:  11,780,283 msg/sec
                    AtomicQueueB, 2,i:  11,482,108 msg/sec
                    AtomicQueueB, 3,s:  11,056,373 msg/sec
                    AtomicQueueB, 3,i:  10,206,351 msg/sec
                    AtomicQueueB, 4,s:   8,067,825 msg/sec
                    AtomicQueueB, 4,i:   8,067,220 msg/sec
                    AtomicQueueB, 5,s:   7,560,867 msg/sec
                    AtomicQueueB, 5,i:   7,752,348 msg/sec
                    AtomicQueueB, 6,s:   7,420,909 msg/sec
                    AtomicQueueB, 6,i:   7,521,851 msg/sec
                    AtomicQueueB, 7,s:   6,980,978 msg/sec
                    AtomicQueueB, 7,i:   7,723,389 msg/sec
                    AtomicQueueB, 8,s:   6,226,920 msg/sec
                    AtomicQueueB, 8,i:   7,194,747 msg/sec
             OptimistAtomicQueue, 1,s: 686,851,161 msg/sec
             OptimistAtomicQueue, 1,i: 532,033,044 msg/sec
             OptimistAtomicQueue, 2,s:  32,622,176 msg/sec
             OptimistAtomicQueue, 2,i:  32,711,319 msg/sec
             OptimistAtomicQueue, 3,s:  36,680,928 msg/sec
             OptimistAtomicQueue, 3,i:  37,409,358 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,914 msg/sec
             OptimistAtomicQueue, 4,i:  39,363,364 msg/sec
             OptimistAtomicQueue, 5,s:  42,613,584 msg/sec
             OptimistAtomicQueue, 5,i:  47,455,337 msg/sec
             OptimistAtomicQueue, 6,s:  42,644,851 msg/sec
             OptimistAtomicQueue, 6,i:  49,824,246 msg/sec
             OptimistAtomicQueue, 7,s:  44,123,770 msg/sec
             OptimistAtomicQueue, 7,i:  52,994,038 msg/sec
             OptimistAtomicQueue, 8,s:  46,510,019 msg/sec
             OptimistAtomicQueue, 8,i:  49,200,255 msg/sec
            OptimistAtomicQueueB, 1,s:  84,192,941 msg/sec
            OptimistAtomicQueueB, 1,i:  76,653,975 msg/sec
            OptimistAtomicQueueB, 2,s:  32,240,720 msg/sec
            OptimistAtomicQueueB, 2,i:  31,539,956 msg/sec
            OptimistAtomicQueueB, 3,s:  36,243,956 msg/sec
            OptimistAtomicQueueB, 3,i:  36,878,371 msg/sec
            OptimistAtomicQueueB, 4,s:  38,725,431 msg/sec
            OptimistAtomicQueueB, 4,i:  38,705,441 msg/sec
            OptimistAtomicQueueB, 5,s:  40,316,744 msg/sec
            OptimistAtomicQueueB, 5,i:  46,195,937 msg/sec
            OptimistAtomicQueueB, 6,s:  40,807,666 msg/sec
            OptimistAtomicQueueB, 6,i:  48,714,882 msg/sec
            OptimistAtomicQueueB, 7,s:  41,971,198 msg/sec
            OptimistAtomicQueueB, 7,i:  51,583,637 msg/sec
            OptimistAtomicQueueB, 8,s:  44,084,789 msg/sec
            OptimistAtomicQueueB, 8,i:  48,523,841 msg/sec
                    AtomicQueue2, 1,s:  22,838,774 msg/sec
                    AtomicQueue2, 1,i:  22,905,132 msg/sec
                    AtomicQueue2, 2,s:  11,795,694 msg/sec
                    AtomicQueue2, 2,i:  11,322,974 msg/sec
                    AtomicQueue2, 3,s:   9,996,610 msg/sec
                    AtomicQueue2, 3,i:   9,398,713 msg/sec
                    AtomicQueue2, 4,s:   8,038,154 msg/sec
                    AtomicQueue2, 4,i:   8,112,892 msg/sec
                    AtomicQueue2, 5,s:   7,891,865 msg/sec
                    AtomicQueue2, 5,i:   8,008,920 msg/sec
                    AtomicQueue2, 6,s:   7,854,294 msg/sec
                    AtomicQueue2, 6,i:   7,525,199 msg/sec
                    AtomicQueue2, 7,s:   7,125,145 msg/sec
                    AtomicQueue2, 7,i:   7,875,937 msg/sec
                    AtomicQueue2, 8,s:   6,387,494 msg/sec
                    AtomicQueue2, 8,i:   7,359,482 msg/sec
                   AtomicQueueB2, 1,s:  36,052,549 msg/sec
                   AtomicQueueB2, 1,i:  32,614,949 msg/sec
                   AtomicQueueB2, 2,s:  11,450,184 msg/sec
                   AtomicQueueB2, 2,i:  11,110,581 msg/sec
                   AtomicQueueB2, 3,s:   9,582,247 msg/sec
                   AtomicQueueB2, 3,i:   9,539,300 msg/sec
                   AtomicQueueB2, 4,s:   7,947,010 msg/sec
                   AtomicQueueB2, 4,i:   7,769,303 msg/sec
                   AtomicQueueB2, 5,s:   7,435,349 msg/sec
                   AtomicQueueB2, 5,i:   7,728,380 msg/sec
                   AtomicQueueB2, 6,s:   7,325,861 msg/sec
                   AtomicQueueB2, 6,i:   7,437,948 msg/sec
                   AtomicQueueB2, 7,s:   6,882,069 msg/sec
                   AtomicQueueB2, 7,i:   7,684,908 msg/sec
                   AtomicQueueB2, 8,s:   6,294,784 msg/sec
                   AtomicQueueB2, 8,i:   7,069,207 msg/sec
            OptimistAtomicQueue2, 1,s:  32,864,122 msg/sec
            OptimistAtomicQueue2, 1,i: 102,456,549 msg/sec
            OptimistAtomicQueue2, 2,s:  28,142,065 msg/sec
            OptimistAtomicQueue2, 2,i:  24,162,703 msg/sec
            OptimistAtomicQueue2, 3,s:  30,323,880 msg/sec
            OptimistAtomicQueue2, 3,i:  29,959,852 msg/sec
            OptimistAtomicQueue2, 4,s:  33,244,663 msg/sec
            OptimistAtomicQueue2, 4,i:  33,272,438 msg/sec
            OptimistAtomicQueue2, 5,s:  37,219,065 msg/sec
            OptimistAtomicQueue2, 5,i:  40,203,944 msg/sec
            OptimistAtomicQueue2, 6,s:  40,429,585 msg/sec
            OptimistAtomicQueue2, 6,i:  49,336,846 msg/sec
            OptimistAtomicQueue2, 7,s:  43,226,965 msg/sec
            OptimistAtomicQueue2, 7,i:  51,601,657 msg/sec
            OptimistAtomicQueue2, 8,s:  43,944,274 msg/sec
            OptimistAtomicQueue2, 8,i:  49,615,784 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,799,295 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,944,911 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,822,863 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,498,259 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,671,022 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,120,320 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,305,073 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,006,441 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,685,134 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,495,388 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,259,469 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,210,468 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,158,469 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,293,254 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,165,902 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,907,705 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000129 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000236 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000259 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000186 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[117] 327m:0s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,267,665 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,280,385 msg/sec
          boost::lockfree::queue, 1,s:   7,981,464 msg/sec
          boost::lockfree::queue, 1,i:   8,001,176 msg/sec
          boost::lockfree::queue, 2,s:   7,600,431 msg/sec
          boost::lockfree::queue, 2,i:   7,666,477 msg/sec
          boost::lockfree::queue, 3,s:   7,538,063 msg/sec
          boost::lockfree::queue, 3,i:   7,565,406 msg/sec
          boost::lockfree::queue, 4,s:   6,421,851 msg/sec
          boost::lockfree::queue, 4,i:   6,850,539 msg/sec
          boost::lockfree::queue, 5,s:   6,374,821 msg/sec
          boost::lockfree::queue, 5,i:   6,492,288 msg/sec
          boost::lockfree::queue, 6,s:   5,986,424 msg/sec
          boost::lockfree::queue, 6,i:   6,092,528 msg/sec
          boost::lockfree::queue, 7,s:   6,031,206 msg/sec
          boost::lockfree::queue, 7,i:   6,024,651 msg/sec
          boost::lockfree::queue, 8,s:   5,440,773 msg/sec
          boost::lockfree::queue, 8,i:   5,601,811 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 370,440,205 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 519,165,918 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,323,610 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,902,416 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,146,481 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,867,986 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,958,245 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,978,655 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,153,717 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  31,205,071 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,317,381 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,660,666 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,587,057 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,493,212 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,971,630 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,851,477 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,299,327 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,342,237 msg/sec
                pthread_spinlock, 1,s:  28,695,698 msg/sec
                pthread_spinlock, 1,i:  25,407,104 msg/sec
                pthread_spinlock, 2,s:  15,938,115 msg/sec
                pthread_spinlock, 2,i:  17,085,044 msg/sec
                pthread_spinlock, 3,s:   8,338,649 msg/sec
                pthread_spinlock, 3,i:  11,995,492 msg/sec
                pthread_spinlock, 4,s:   6,484,472 msg/sec
                pthread_spinlock, 4,i:   9,221,150 msg/sec
                pthread_spinlock, 5,s:   8,638,145 msg/sec
                pthread_spinlock, 5,i:   9,078,945 msg/sec
                pthread_spinlock, 6,s:   8,311,578 msg/sec
                pthread_spinlock, 6,i:   8,449,030 msg/sec
                pthread_spinlock, 7,s:   7,947,691 msg/sec
                pthread_spinlock, 7,i:   7,717,800 msg/sec
                pthread_spinlock, 8,s:   6,640,630 msg/sec
                pthread_spinlock, 8,i:   7,340,992 msg/sec
                      std::mutex, 1,s:   5,864,196 msg/sec
                      std::mutex, 1,i:   6,591,504 msg/sec
                      std::mutex, 2,s:   5,671,337 msg/sec
                      std::mutex, 2,i:   6,144,545 msg/sec
                      std::mutex, 3,s:   6,090,569 msg/sec
                      std::mutex, 3,i:   6,273,234 msg/sec
                      std::mutex, 4,s:   6,240,116 msg/sec
                      std::mutex, 4,i:   6,359,433 msg/sec
                      std::mutex, 5,s:   6,184,165 msg/sec
                      std::mutex, 5,i:   6,304,138 msg/sec
                      std::mutex, 6,s:   6,024,332 msg/sec
                      std::mutex, 6,i:   6,037,902 msg/sec
                      std::mutex, 7,s:   5,878,830 msg/sec
                      std::mutex, 7,i:   5,901,445 msg/sec
                      std::mutex, 8,s:   5,739,883 msg/sec
                      std::mutex, 8,i:   5,761,306 msg/sec
                 tbb::spin_mutex, 1,s:  37,766,898 msg/sec
                 tbb::spin_mutex, 1,i:  33,359,258 msg/sec
                 tbb::spin_mutex, 2,s:  20,917,599 msg/sec
                 tbb::spin_mutex, 2,i:  18,365,740 msg/sec
                 tbb::spin_mutex, 3,s:   8,086,790 msg/sec
                 tbb::spin_mutex, 3,i:  10,162,955 msg/sec
                 tbb::spin_mutex, 4,s:   3,274,448 msg/sec
                 tbb::spin_mutex, 4,i:   6,301,741 msg/sec
                 tbb::spin_mutex, 5,s:   5,373,073 msg/sec
                 tbb::spin_mutex, 5,i:   5,824,083 msg/sec
                 tbb::spin_mutex, 6,s:   5,412,128 msg/sec
                 tbb::spin_mutex, 6,i:   4,387,962 msg/sec
                 tbb::spin_mutex, 7,s:   4,854,223 msg/sec
                 tbb::spin_mutex, 7,i:   4,336,849 msg/sec
                 tbb::spin_mutex, 8,s:   4,228,037 msg/sec
                 tbb::spin_mutex, 8,i:   4,135,485 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,990,642 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,122,657 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,580,530 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,278,476 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,349,024 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,824,262 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,431,565 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,213,468 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,642,468 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,716,781 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,774,227 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,002,919 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,937,645 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,956,655 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,892,740 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,135,917 msg/sec
     xenium::michael_scott_queue, 1,s:   9,366,805 msg/sec
     xenium::michael_scott_queue, 1,i:   9,302,603 msg/sec
     xenium::michael_scott_queue, 2,s:   8,511,927 msg/sec
     xenium::michael_scott_queue, 2,i:   8,510,095 msg/sec
     xenium::michael_scott_queue, 3,s:   7,150,001 msg/sec
     xenium::michael_scott_queue, 3,i:   7,567,542 msg/sec
     xenium::michael_scott_queue, 4,s:   6,296,880 msg/sec
     xenium::michael_scott_queue, 4,i:   6,343,262 msg/sec
     xenium::michael_scott_queue, 5,s:   6,323,296 msg/sec
     xenium::michael_scott_queue, 5,i:   6,706,628 msg/sec
     xenium::michael_scott_queue, 6,s:   6,505,774 msg/sec
     xenium::michael_scott_queue, 6,i:   6,753,337 msg/sec
     xenium::michael_scott_queue, 7,s:   6,279,336 msg/sec
     xenium::michael_scott_queue, 7,i:   6,415,043 msg/sec
     xenium::michael_scott_queue, 8,s:   6,008,196 msg/sec
     xenium::michael_scott_queue, 8,i:   6,088,687 msg/sec
         xenium::ramalhete_queue, 1,s:  32,218,438 msg/sec
         xenium::ramalhete_queue, 1,i:  32,663,089 msg/sec
         xenium::ramalhete_queue, 2,s:  23,541,919 msg/sec
         xenium::ramalhete_queue, 2,i:  23,426,274 msg/sec
         xenium::ramalhete_queue, 3,s:  29,169,436 msg/sec
         xenium::ramalhete_queue, 3,i:  28,536,866 msg/sec
         xenium::ramalhete_queue, 4,s:  33,853,171 msg/sec
         xenium::ramalhete_queue, 4,i:  33,444,698 msg/sec
         xenium::ramalhete_queue, 5,s:  32,335,337 msg/sec
         xenium::ramalhete_queue, 5,i:  37,525,570 msg/sec
         xenium::ramalhete_queue, 6,s:  33,975,165 msg/sec
         xenium::ramalhete_queue, 6,i:  38,839,391 msg/sec
         xenium::ramalhete_queue, 7,s:  34,793,633 msg/sec
         xenium::ramalhete_queue, 7,i:  41,174,770 msg/sec
         xenium::ramalhete_queue, 8,s:  35,485,029 msg/sec
         xenium::ramalhete_queue, 8,i:  43,659,510 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,172,060 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 108,066,940 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,434,423 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,611,456 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  14,958,124 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,913,299 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,646,268 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,263,879 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,747,343 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,273,591 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,151,226 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,407,042 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,320,249 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,127,705 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,414,383 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,240,262 msg/sec
                     AtomicQueue, 1,s: 244,642,931 msg/sec
                     AtomicQueue, 1,i:  56,793,862 msg/sec
                     AtomicQueue, 2,s:  12,249,575 msg/sec
                     AtomicQueue, 2,i:  11,725,305 msg/sec
                     AtomicQueue, 3,s:  10,731,726 msg/sec
                     AtomicQueue, 3,i:   9,865,488 msg/sec
                     AtomicQueue, 4,s:   8,214,249 msg/sec
                     AtomicQueue, 4,i:   8,192,864 msg/sec
                     AtomicQueue, 5,s:   8,055,359 msg/sec
                     AtomicQueue, 5,i:   8,069,074 msg/sec
                     AtomicQueue, 6,s:   7,832,603 msg/sec
                     AtomicQueue, 6,i:   7,587,795 msg/sec
                     AtomicQueue, 7,s:   7,150,783 msg/sec
                     AtomicQueue, 7,i:   7,978,282 msg/sec
                     AtomicQueue, 8,s:   6,341,624 msg/sec
                     AtomicQueue, 8,i:   7,446,160 msg/sec
                    AtomicQueueB, 1,s:  45,350,425 msg/sec
                    AtomicQueueB, 1,i:  43,971,441 msg/sec
                    AtomicQueueB, 2,s:  12,015,986 msg/sec
                    AtomicQueueB, 2,i:  11,471,470 msg/sec
                    AtomicQueueB, 3,s:  11,059,191 msg/sec
                    AtomicQueueB, 3,i:  10,241,008 msg/sec
                    AtomicQueueB, 4,s:   8,044,447 msg/sec
                    AtomicQueueB, 4,i:   8,111,461 msg/sec
                    AtomicQueueB, 5,s:   7,629,289 msg/sec
                    AtomicQueueB, 5,i:   7,767,801 msg/sec
                    AtomicQueueB, 6,s:   7,371,084 msg/sec
                    AtomicQueueB, 6,i:   7,492,912 msg/sec
                    AtomicQueueB, 7,s:   6,871,549 msg/sec
                    AtomicQueueB, 7,i:   7,726,648 msg/sec
                    AtomicQueueB, 8,s:   6,281,586 msg/sec
                    AtomicQueueB, 8,i:   6,950,185 msg/sec
             OptimistAtomicQueue, 1,s: 731,777,148 msg/sec
             OptimistAtomicQueue, 1,i: 627,905,830 msg/sec
             OptimistAtomicQueue, 2,s:  32,646,321 msg/sec
             OptimistAtomicQueue, 2,i:  32,716,941 msg/sec
             OptimistAtomicQueue, 3,s:  36,658,161 msg/sec
             OptimistAtomicQueue, 3,i:  37,395,700 msg/sec
             OptimistAtomicQueue, 4,s:  39,272,690 msg/sec
             OptimistAtomicQueue, 4,i:  39,424,547 msg/sec
             OptimistAtomicQueue, 5,s:  42,351,928 msg/sec
             OptimistAtomicQueue, 5,i:  47,353,774 msg/sec
             OptimistAtomicQueue, 6,s:  42,755,485 msg/sec
             OptimistAtomicQueue, 6,i:  50,424,978 msg/sec
             OptimistAtomicQueue, 7,s:  44,441,523 msg/sec
             OptimistAtomicQueue, 7,i:  52,709,767 msg/sec
             OptimistAtomicQueue, 8,s:  46,513,586 msg/sec
             OptimistAtomicQueue, 8,i:  50,025,306 msg/sec
            OptimistAtomicQueueB, 1,s:  96,109,908 msg/sec
            OptimistAtomicQueueB, 1,i:  76,613,286 msg/sec
            OptimistAtomicQueueB, 2,s:  31,715,309 msg/sec
            OptimistAtomicQueueB, 2,i:  32,108,175 msg/sec
            OptimistAtomicQueueB, 3,s:  36,233,203 msg/sec
            OptimistAtomicQueueB, 3,i:  36,881,320 msg/sec
            OptimistAtomicQueueB, 4,s:  38,645,263 msg/sec
            OptimistAtomicQueueB, 4,i:  38,633,522 msg/sec
            OptimistAtomicQueueB, 5,s:  41,040,611 msg/sec
            OptimistAtomicQueueB, 5,i:  45,361,357 msg/sec
            OptimistAtomicQueueB, 6,s:  40,513,567 msg/sec
            OptimistAtomicQueueB, 6,i:  48,560,970 msg/sec
            OptimistAtomicQueueB, 7,s:  42,088,586 msg/sec
            OptimistAtomicQueueB, 7,i:  48,078,510 msg/sec
            OptimistAtomicQueueB, 8,s:  44,172,276 msg/sec
            OptimistAtomicQueueB, 8,i:  47,854,773 msg/sec
                    AtomicQueue2, 1,s:  22,891,503 msg/sec
                    AtomicQueue2, 1,i:  22,828,785 msg/sec
                    AtomicQueue2, 2,s:  11,922,797 msg/sec
                    AtomicQueue2, 2,i:  11,374,614 msg/sec
                    AtomicQueue2, 3,s:   9,623,853 msg/sec
                    AtomicQueue2, 3,i:   9,342,588 msg/sec
                    AtomicQueue2, 4,s:   8,081,817 msg/sec
                    AtomicQueue2, 4,i:   8,074,905 msg/sec
                    AtomicQueue2, 5,s:   7,931,395 msg/sec
                    AtomicQueue2, 5,i:   8,060,926 msg/sec
                    AtomicQueue2, 6,s:   7,734,081 msg/sec
                    AtomicQueue2, 6,i:   7,534,645 msg/sec
                    AtomicQueue2, 7,s:   7,117,334 msg/sec
                    AtomicQueue2, 7,i:   7,896,388 msg/sec
                    AtomicQueue2, 8,s:   6,396,775 msg/sec
                    AtomicQueue2, 8,i:   7,347,803 msg/sec
                   AtomicQueueB2, 1,s:  32,691,961 msg/sec
                   AtomicQueueB2, 1,i:  35,537,252 msg/sec
                   AtomicQueueB2, 2,s:  11,444,820 msg/sec
                   AtomicQueueB2, 2,i:  11,090,096 msg/sec
                   AtomicQueueB2, 3,s:   9,602,530 msg/sec
                   AtomicQueueB2, 3,i:   9,569,456 msg/sec
                   AtomicQueueB2, 4,s:   7,937,595 msg/sec
                   AtomicQueueB2, 4,i:   7,744,307 msg/sec
                   AtomicQueueB2, 5,s:   7,508,185 msg/sec
                   AtomicQueueB2, 5,i:   7,630,018 msg/sec
                   AtomicQueueB2, 6,s:   7,339,259 msg/sec
                   AtomicQueueB2, 6,i:   7,439,472 msg/sec
                   AtomicQueueB2, 7,s:   6,935,423 msg/sec
                   AtomicQueueB2, 7,i:   7,685,177 msg/sec
                   AtomicQueueB2, 8,s:   6,363,052 msg/sec
                   AtomicQueueB2, 8,i:   7,047,894 msg/sec
            OptimistAtomicQueue2, 1,s: 406,546,124 msg/sec
            OptimistAtomicQueue2, 1,i: 118,751,514 msg/sec
            OptimistAtomicQueue2, 2,s:  25,449,468 msg/sec
            OptimistAtomicQueue2, 2,i:  24,016,382 msg/sec
            OptimistAtomicQueue2, 3,s:  30,415,667 msg/sec
            OptimistAtomicQueue2, 3,i:  29,943,740 msg/sec
            OptimistAtomicQueue2, 4,s:  33,212,892 msg/sec
            OptimistAtomicQueue2, 4,i:  33,182,421 msg/sec
            OptimistAtomicQueue2, 5,s:  37,267,767 msg/sec
            OptimistAtomicQueue2, 5,i:  40,288,073 msg/sec
            OptimistAtomicQueue2, 6,s:  40,302,200 msg/sec
            OptimistAtomicQueue2, 6,i:  49,140,195 msg/sec
            OptimistAtomicQueue2, 7,s:  43,209,453 msg/sec
            OptimistAtomicQueue2, 7,i:  48,049,138 msg/sec
            OptimistAtomicQueue2, 8,s:  44,133,368 msg/sec
            OptimistAtomicQueue2, 8,i:  48,445,315 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,114,912 msg/sec
           OptimistAtomicQueueB2, 1,i:  51,849,666 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,919,394 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,188,285 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,703,412 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,014,803 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,069,927 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,672,125 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,712,804 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,150,870 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,828,416 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,471,803 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,090,038 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,567,639 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,460,308 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,251,912 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000158 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000276 sec/round-trip
                      std::mutex: 0.000000512 sec/round-trip
                 tbb::spin_mutex: 0.000000307 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000273 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000206 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[118] 325m:41s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,857,063 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,096,559 msg/sec
          boost::lockfree::queue, 1,s:   7,918,841 msg/sec
          boost::lockfree::queue, 1,i:   6,944,930 msg/sec
          boost::lockfree::queue, 2,s:   7,572,248 msg/sec
          boost::lockfree::queue, 2,i:   7,622,389 msg/sec
          boost::lockfree::queue, 3,s:   7,416,420 msg/sec
          boost::lockfree::queue, 3,i:   7,601,712 msg/sec
          boost::lockfree::queue, 4,s:   6,420,728 msg/sec
          boost::lockfree::queue, 4,i:   6,837,883 msg/sec
          boost::lockfree::queue, 5,s:   6,404,598 msg/sec
          boost::lockfree::queue, 5,i:   6,471,641 msg/sec
          boost::lockfree::queue, 6,s:   5,963,109 msg/sec
          boost::lockfree::queue, 6,i:   6,095,345 msg/sec
          boost::lockfree::queue, 7,s:   5,886,712 msg/sec
          boost::lockfree::queue, 7,i:   6,020,018 msg/sec
          boost::lockfree::queue, 8,s:   5,453,386 msg/sec
          boost::lockfree::queue, 8,i:   5,616,746 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 512,951,446 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 514,159,502 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,853,326 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,773,067 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,793,758 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,747,403 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,543,995 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,849,908 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,500,134 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,518,676 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,085,730 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,794,162 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  30,831,369 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,815,845 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,966,228 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,292,866 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,232,753 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,228,163 msg/sec
                pthread_spinlock, 1,s:  28,964,959 msg/sec
                pthread_spinlock, 1,i:  25,354,241 msg/sec
                pthread_spinlock, 2,s:  15,606,660 msg/sec
                pthread_spinlock, 2,i:  17,052,643 msg/sec
                pthread_spinlock, 3,s:   8,344,965 msg/sec
                pthread_spinlock, 3,i:  11,925,133 msg/sec
                pthread_spinlock, 4,s:   6,517,648 msg/sec
                pthread_spinlock, 4,i:   9,278,325 msg/sec
                pthread_spinlock, 5,s:   8,658,493 msg/sec
                pthread_spinlock, 5,i:   9,433,488 msg/sec
                pthread_spinlock, 6,s:   8,297,268 msg/sec
                pthread_spinlock, 6,i:   8,434,181 msg/sec
                pthread_spinlock, 7,s:   7,508,382 msg/sec
                pthread_spinlock, 7,i:   7,735,943 msg/sec
                pthread_spinlock, 8,s:   6,894,959 msg/sec
                pthread_spinlock, 8,i:   6,947,270 msg/sec
                      std::mutex, 1,s:   7,133,306 msg/sec
                      std::mutex, 1,i:   6,978,449 msg/sec
                      std::mutex, 2,s:   4,844,650 msg/sec
                      std::mutex, 2,i:   5,602,213 msg/sec
                      std::mutex, 3,s:   5,413,839 msg/sec
                      std::mutex, 3,i:   5,051,121 msg/sec
                      std::mutex, 4,s:   5,713,532 msg/sec
                      std::mutex, 4,i:   5,999,658 msg/sec
                      std::mutex, 5,s:   6,145,103 msg/sec
                      std::mutex, 5,i:   5,915,598 msg/sec
                      std::mutex, 6,s:   6,163,244 msg/sec
                      std::mutex, 6,i:   6,015,858 msg/sec
                      std::mutex, 7,s:   5,940,523 msg/sec
                      std::mutex, 7,i:   5,927,626 msg/sec
                      std::mutex, 8,s:   5,770,414 msg/sec
                      std::mutex, 8,i:   5,775,654 msg/sec
                 tbb::spin_mutex, 1,s:  37,877,623 msg/sec
                 tbb::spin_mutex, 1,i:  33,215,376 msg/sec
                 tbb::spin_mutex, 2,s:  21,039,067 msg/sec
                 tbb::spin_mutex, 2,i:  18,286,191 msg/sec
                 tbb::spin_mutex, 3,s:   7,991,595 msg/sec
                 tbb::spin_mutex, 3,i:  10,838,006 msg/sec
                 tbb::spin_mutex, 4,s:   3,102,890 msg/sec
                 tbb::spin_mutex, 4,i:   6,343,153 msg/sec
                 tbb::spin_mutex, 5,s:   5,529,518 msg/sec
                 tbb::spin_mutex, 5,i:   5,886,465 msg/sec
                 tbb::spin_mutex, 6,s:   5,411,899 msg/sec
                 tbb::spin_mutex, 6,i:   4,395,549 msg/sec
                 tbb::spin_mutex, 7,s:   4,867,645 msg/sec
                 tbb::spin_mutex, 7,i:   4,319,640 msg/sec
                 tbb::spin_mutex, 8,s:   4,271,260 msg/sec
                 tbb::spin_mutex, 8,i:   4,061,587 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,324,813 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,314,645 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,117,277 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,163,831 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,526,540 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,617,946 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,982,281 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,346,175 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,645,106 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,582,094 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,799,396 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,709,479 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,905,342 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,047,640 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,839,246 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,415,937 msg/sec
     xenium::michael_scott_queue, 1,s:   9,252,441 msg/sec
     xenium::michael_scott_queue, 1,i:   9,529,530 msg/sec
     xenium::michael_scott_queue, 2,s:   8,370,647 msg/sec
     xenium::michael_scott_queue, 2,i:   8,573,441 msg/sec
     xenium::michael_scott_queue, 3,s:   7,244,328 msg/sec
     xenium::michael_scott_queue, 3,i:   7,592,823 msg/sec
     xenium::michael_scott_queue, 4,s:   6,206,920 msg/sec
     xenium::michael_scott_queue, 4,i:   6,304,231 msg/sec
     xenium::michael_scott_queue, 5,s:   6,300,089 msg/sec
     xenium::michael_scott_queue, 5,i:   6,766,691 msg/sec
     xenium::michael_scott_queue, 6,s:   6,513,872 msg/sec
     xenium::michael_scott_queue, 6,i:   6,741,401 msg/sec
     xenium::michael_scott_queue, 7,s:   6,293,161 msg/sec
     xenium::michael_scott_queue, 7,i:   6,721,189 msg/sec
     xenium::michael_scott_queue, 8,s:   5,978,139 msg/sec
     xenium::michael_scott_queue, 8,i:   6,050,353 msg/sec
         xenium::ramalhete_queue, 1,s:  32,384,252 msg/sec
         xenium::ramalhete_queue, 1,i:  32,606,301 msg/sec
         xenium::ramalhete_queue, 2,s:  23,600,819 msg/sec
         xenium::ramalhete_queue, 2,i:  23,394,488 msg/sec
         xenium::ramalhete_queue, 3,s:  29,166,394 msg/sec
         xenium::ramalhete_queue, 3,i:  28,423,475 msg/sec
         xenium::ramalhete_queue, 4,s:  33,954,784 msg/sec
         xenium::ramalhete_queue, 4,i:  33,483,175 msg/sec
         xenium::ramalhete_queue, 5,s:  32,280,579 msg/sec
         xenium::ramalhete_queue, 5,i:  36,077,199 msg/sec
         xenium::ramalhete_queue, 6,s:  34,146,847 msg/sec
         xenium::ramalhete_queue, 6,i:  38,723,525 msg/sec
         xenium::ramalhete_queue, 7,s:  35,133,940 msg/sec
         xenium::ramalhete_queue, 7,i:  40,971,341 msg/sec
         xenium::ramalhete_queue, 8,s:  35,556,824 msg/sec
         xenium::ramalhete_queue, 8,i:  44,139,618 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,505,630 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,669,448 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,474,416 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,558,235 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,730,873 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,908,361 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,500,236 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,401,134 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,853,545 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,238,399 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,901,904 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,619,049 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,197,566 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,378,424 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,675 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,320,575 msg/sec
                     AtomicQueue, 1,s:  60,884,945 msg/sec
                     AtomicQueue, 1,i:  57,008,383 msg/sec
                     AtomicQueue, 2,s:  12,284,644 msg/sec
                     AtomicQueue, 2,i:  11,743,234 msg/sec
                     AtomicQueue, 3,s:  10,806,762 msg/sec
                     AtomicQueue, 3,i:   9,876,074 msg/sec
                     AtomicQueue, 4,s:   8,190,797 msg/sec
                     AtomicQueue, 4,i:   8,199,375 msg/sec
                     AtomicQueue, 5,s:   8,036,978 msg/sec
                     AtomicQueue, 5,i:   8,094,176 msg/sec
                     AtomicQueue, 6,s:   7,714,666 msg/sec
                     AtomicQueue, 6,i:   7,617,298 msg/sec
                     AtomicQueue, 7,s:   7,090,229 msg/sec
                     AtomicQueue, 7,i:   7,978,787 msg/sec
                     AtomicQueue, 8,s:   6,340,701 msg/sec
                     AtomicQueue, 8,i:   7,465,068 msg/sec
                    AtomicQueueB, 1,s:  79,465,221 msg/sec
                    AtomicQueueB, 1,i:  43,530,041 msg/sec
                    AtomicQueueB, 2,s:  11,806,383 msg/sec
                    AtomicQueueB, 2,i:  11,535,403 msg/sec
                    AtomicQueueB, 3,s:  10,853,453 msg/sec
                    AtomicQueueB, 3,i:  10,114,726 msg/sec
                    AtomicQueueB, 4,s:   8,062,501 msg/sec
                    AtomicQueueB, 4,i:   7,997,126 msg/sec
                    AtomicQueueB, 5,s:   7,537,884 msg/sec
                    AtomicQueueB, 5,i:   7,903,875 msg/sec
                    AtomicQueueB, 6,s:   7,281,027 msg/sec
                    AtomicQueueB, 6,i:   7,560,009 msg/sec
                    AtomicQueueB, 7,s:   6,844,180 msg/sec
                    AtomicQueueB, 7,i:   7,737,112 msg/sec
                    AtomicQueueB, 8,s:   6,298,302 msg/sec
                    AtomicQueueB, 8,i:   7,064,147 msg/sec
             OptimistAtomicQueue, 1,s: 719,123,489 msg/sec
             OptimistAtomicQueue, 1,i: 508,354,488 msg/sec
             OptimistAtomicQueue, 2,s:  32,643,998 msg/sec
             OptimistAtomicQueue, 2,i:  32,720,505 msg/sec
             OptimistAtomicQueue, 3,s:  36,693,095 msg/sec
             OptimistAtomicQueue, 3,i:  37,431,359 msg/sec
             OptimistAtomicQueue, 4,s:  39,275,699 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,855 msg/sec
             OptimistAtomicQueue, 5,s:  37,390,896 msg/sec
             OptimistAtomicQueue, 5,i:  46,333,079 msg/sec
             OptimistAtomicQueue, 6,s:  42,034,484 msg/sec
             OptimistAtomicQueue, 6,i:  49,733,827 msg/sec
             OptimistAtomicQueue, 7,s:  44,880,648 msg/sec
             OptimistAtomicQueue, 7,i:  52,937,043 msg/sec
             OptimistAtomicQueue, 8,s:  46,468,880 msg/sec
             OptimistAtomicQueue, 8,i:  49,177,216 msg/sec
            OptimistAtomicQueueB, 1,s: 446,763,195 msg/sec
            OptimistAtomicQueueB, 1,i:  77,791,683 msg/sec
            OptimistAtomicQueueB, 2,s:  32,246,742 msg/sec
            OptimistAtomicQueueB, 2,i:  31,800,268 msg/sec
            OptimistAtomicQueueB, 3,s:  36,225,084 msg/sec
            OptimistAtomicQueueB, 3,i:  36,847,500 msg/sec
            OptimistAtomicQueueB, 4,s:  38,624,698 msg/sec
            OptimistAtomicQueueB, 4,i:  38,681,161 msg/sec
            OptimistAtomicQueueB, 5,s:  40,988,269 msg/sec
            OptimistAtomicQueueB, 5,i:  45,491,787 msg/sec
            OptimistAtomicQueueB, 6,s:  41,289,396 msg/sec
            OptimistAtomicQueueB, 6,i:  49,303,258 msg/sec
            OptimistAtomicQueueB, 7,s:  42,093,113 msg/sec
            OptimistAtomicQueueB, 7,i:  47,473,828 msg/sec
            OptimistAtomicQueueB, 8,s:  44,417,156 msg/sec
            OptimistAtomicQueueB, 8,i:  48,959,967 msg/sec
                    AtomicQueue2, 1,s:  22,859,761 msg/sec
                    AtomicQueue2, 1,i:  22,877,475 msg/sec
                    AtomicQueue2, 2,s:  11,884,528 msg/sec
                    AtomicQueue2, 2,i:  11,418,909 msg/sec
                    AtomicQueue2, 3,s:   9,675,725 msg/sec
                    AtomicQueue2, 3,i:   9,561,278 msg/sec
                    AtomicQueue2, 4,s:   7,982,581 msg/sec
                    AtomicQueue2, 4,i:   8,052,257 msg/sec
                    AtomicQueue2, 5,s:   7,926,403 msg/sec
                    AtomicQueue2, 5,i:   8,010,384 msg/sec
                    AtomicQueue2, 6,s:   7,867,320 msg/sec
                    AtomicQueue2, 6,i:   7,530,019 msg/sec
                    AtomicQueue2, 7,s:   7,106,547 msg/sec
                    AtomicQueue2, 7,i:   7,889,450 msg/sec
                    AtomicQueue2, 8,s:   6,388,282 msg/sec
                    AtomicQueue2, 8,i:   7,313,222 msg/sec
                   AtomicQueueB2, 1,s:  36,127,681 msg/sec
                   AtomicQueueB2, 1,i:  35,009,668 msg/sec
                   AtomicQueueB2, 2,s:  11,440,160 msg/sec
                   AtomicQueueB2, 2,i:  11,113,226 msg/sec
                   AtomicQueueB2, 3,s:   9,568,291 msg/sec
                   AtomicQueueB2, 3,i:   9,534,093 msg/sec
                   AtomicQueueB2, 4,s:   7,938,253 msg/sec
                   AtomicQueueB2, 4,i:   7,924,316 msg/sec
                   AtomicQueueB2, 5,s:   7,412,445 msg/sec
                   AtomicQueueB2, 5,i:   7,720,468 msg/sec
                   AtomicQueueB2, 6,s:   7,250,454 msg/sec
                   AtomicQueueB2, 6,i:   7,417,706 msg/sec
                   AtomicQueueB2, 7,s:   6,872,219 msg/sec
                   AtomicQueueB2, 7,i:   7,723,781 msg/sec
                   AtomicQueueB2, 8,s:   6,348,385 msg/sec
                   AtomicQueueB2, 8,i:   7,096,526 msg/sec
            OptimistAtomicQueue2, 1,s: 419,045,623 msg/sec
            OptimistAtomicQueue2, 1,i:  30,019,830 msg/sec
            OptimistAtomicQueue2, 2,s:  22,761,702 msg/sec
            OptimistAtomicQueue2, 2,i:  25,952,294 msg/sec
            OptimistAtomicQueue2, 3,s:  30,320,121 msg/sec
            OptimistAtomicQueue2, 3,i:  30,056,901 msg/sec
            OptimistAtomicQueue2, 4,s:  33,209,474 msg/sec
            OptimistAtomicQueue2, 4,i:  33,303,110 msg/sec
            OptimistAtomicQueue2, 5,s:  37,138,751 msg/sec
            OptimistAtomicQueue2, 5,i:  39,992,865 msg/sec
            OptimistAtomicQueue2, 6,s:  39,974,750 msg/sec
            OptimistAtomicQueue2, 6,i:  48,972,219 msg/sec
            OptimistAtomicQueue2, 7,s:  42,966,498 msg/sec
            OptimistAtomicQueue2, 7,i:  51,477,279 msg/sec
            OptimistAtomicQueue2, 8,s:  44,566,703 msg/sec
            OptimistAtomicQueue2, 8,i:  48,306,505 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,839,009 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,878,154 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,793,031 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,102,025 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,154,663 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,186,667 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,226,950 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,798,519 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,393,191 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,272,051 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,683,820 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,427,863 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,125,175 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,129,136 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,324,203 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,743,552 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000328 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000135 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000241 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000208 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[119] 324m:22s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,780,834 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,729,395 msg/sec
          boost::lockfree::queue, 1,s:   6,947,220 msg/sec
          boost::lockfree::queue, 1,i:   6,848,170 msg/sec
          boost::lockfree::queue, 2,s:   7,667,258 msg/sec
          boost::lockfree::queue, 2,i:   7,533,506 msg/sec
          boost::lockfree::queue, 3,s:   7,577,856 msg/sec
          boost::lockfree::queue, 3,i:   7,571,220 msg/sec
          boost::lockfree::queue, 4,s:   6,413,710 msg/sec
          boost::lockfree::queue, 4,i:   6,739,257 msg/sec
          boost::lockfree::queue, 5,s:   6,452,165 msg/sec
          boost::lockfree::queue, 5,i:   6,455,802 msg/sec
          boost::lockfree::queue, 6,s:   6,012,688 msg/sec
          boost::lockfree::queue, 6,i:   6,103,973 msg/sec
          boost::lockfree::queue, 7,s:   5,904,842 msg/sec
          boost::lockfree::queue, 7,i:   5,887,461 msg/sec
          boost::lockfree::queue, 8,s:   5,471,009 msg/sec
          boost::lockfree::queue, 8,i:   5,569,014 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 453,048,387 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 452,870,861 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,716,532 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,671,314 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,849,871 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,178,243 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  41,264,648 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,694,649 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,114,109 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,064,278 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,284,343 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,898,713 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,361,697 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,100,874 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,822,724 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,489,296 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,211,676 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,639,122 msg/sec
                pthread_spinlock, 1,s:  29,013,201 msg/sec
                pthread_spinlock, 1,i:  25,177,718 msg/sec
                pthread_spinlock, 2,s:  15,180,557 msg/sec
                pthread_spinlock, 2,i:  18,170,871 msg/sec
                pthread_spinlock, 3,s:   8,450,613 msg/sec
                pthread_spinlock, 3,i:  12,064,197 msg/sec
                pthread_spinlock, 4,s:   6,506,378 msg/sec
                pthread_spinlock, 4,i:   9,193,018 msg/sec
                pthread_spinlock, 5,s:   8,585,847 msg/sec
                pthread_spinlock, 5,i:   9,079,403 msg/sec
                pthread_spinlock, 6,s:   8,235,072 msg/sec
                pthread_spinlock, 6,i:   9,063,418 msg/sec
                pthread_spinlock, 7,s:   7,511,684 msg/sec
                pthread_spinlock, 7,i:   7,612,867 msg/sec
                pthread_spinlock, 8,s:   6,930,614 msg/sec
                pthread_spinlock, 8,i:   6,788,056 msg/sec
                      std::mutex, 1,s:   6,692,698 msg/sec
                      std::mutex, 1,i:   6,691,772 msg/sec
                      std::mutex, 2,s:   6,278,913 msg/sec
                      std::mutex, 2,i:   6,070,115 msg/sec
                      std::mutex, 3,s:   5,357,181 msg/sec
                      std::mutex, 3,i:   4,636,957 msg/sec
                      std::mutex, 4,s:   6,236,246 msg/sec
                      std::mutex, 4,i:   6,256,287 msg/sec
                      std::mutex, 5,s:   5,954,365 msg/sec
                      std::mutex, 5,i:   5,872,845 msg/sec
                      std::mutex, 6,s:   5,820,160 msg/sec
                      std::mutex, 6,i:   5,833,323 msg/sec
                      std::mutex, 7,s:   5,786,778 msg/sec
                      std::mutex, 7,i:   5,776,229 msg/sec
                      std::mutex, 8,s:   5,712,242 msg/sec
                      std::mutex, 8,i:   5,648,651 msg/sec
                 tbb::spin_mutex, 1,s:  37,754,819 msg/sec
                 tbb::spin_mutex, 1,i:  33,135,067 msg/sec
                 tbb::spin_mutex, 2,s:  21,043,020 msg/sec
                 tbb::spin_mutex, 2,i:  18,423,384 msg/sec
                 tbb::spin_mutex, 3,s:   7,805,673 msg/sec
                 tbb::spin_mutex, 3,i:  10,224,758 msg/sec
                 tbb::spin_mutex, 4,s:   3,215,162 msg/sec
                 tbb::spin_mutex, 4,i:   6,268,084 msg/sec
                 tbb::spin_mutex, 5,s:   5,264,470 msg/sec
                 tbb::spin_mutex, 5,i:   5,793,198 msg/sec
                 tbb::spin_mutex, 6,s:   5,308,064 msg/sec
                 tbb::spin_mutex, 6,i:   4,352,278 msg/sec
                 tbb::spin_mutex, 7,s:   4,518,185 msg/sec
                 tbb::spin_mutex, 7,i:   4,304,565 msg/sec
                 tbb::spin_mutex, 8,s:   4,234,056 msg/sec
                 tbb::spin_mutex, 8,i:   4,050,589 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,052,383 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,088,583 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,587,680 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,952,342 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,441,226 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,600,804 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,000,871 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,295,194 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,425,684 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,660,826 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,817,199 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,743,329 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,913,727 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,133,571 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,917,585 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,461,159 msg/sec
     xenium::michael_scott_queue, 1,s:   9,545,131 msg/sec
     xenium::michael_scott_queue, 1,i:   8,766,671 msg/sec
     xenium::michael_scott_queue, 2,s:   8,414,583 msg/sec
     xenium::michael_scott_queue, 2,i:   8,367,236 msg/sec
     xenium::michael_scott_queue, 3,s:   7,335,296 msg/sec
     xenium::michael_scott_queue, 3,i:   7,560,180 msg/sec
     xenium::michael_scott_queue, 4,s:   6,197,108 msg/sec
     xenium::michael_scott_queue, 4,i:   6,408,815 msg/sec
     xenium::michael_scott_queue, 5,s:   6,264,832 msg/sec
     xenium::michael_scott_queue, 5,i:   6,553,485 msg/sec
     xenium::michael_scott_queue, 6,s:   6,467,413 msg/sec
     xenium::michael_scott_queue, 6,i:   6,681,503 msg/sec
     xenium::michael_scott_queue, 7,s:   6,321,152 msg/sec
     xenium::michael_scott_queue, 7,i:   6,532,642 msg/sec
     xenium::michael_scott_queue, 8,s:   5,965,127 msg/sec
     xenium::michael_scott_queue, 8,i:   6,080,090 msg/sec
         xenium::ramalhete_queue, 1,s:  31,454,636 msg/sec
         xenium::ramalhete_queue, 1,i:  31,780,827 msg/sec
         xenium::ramalhete_queue, 2,s:  24,400,926 msg/sec
         xenium::ramalhete_queue, 2,i:  23,265,825 msg/sec
         xenium::ramalhete_queue, 3,s:  29,139,600 msg/sec
         xenium::ramalhete_queue, 3,i:  28,465,516 msg/sec
         xenium::ramalhete_queue, 4,s:  33,794,134 msg/sec
         xenium::ramalhete_queue, 4,i:  33,484,090 msg/sec
         xenium::ramalhete_queue, 5,s:  32,236,163 msg/sec
         xenium::ramalhete_queue, 5,i:  38,360,991 msg/sec
         xenium::ramalhete_queue, 6,s:  33,978,032 msg/sec
         xenium::ramalhete_queue, 6,i:  39,434,550 msg/sec
         xenium::ramalhete_queue, 7,s:  35,148,548 msg/sec
         xenium::ramalhete_queue, 7,i:  41,639,430 msg/sec
         xenium::ramalhete_queue, 8,s:  35,591,892 msg/sec
         xenium::ramalhete_queue, 8,i:  44,233,163 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,263,902 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,864,487 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  25,777,474 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,439,732 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,644,771 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,850,927 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,606,208 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,299,254 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,616,284 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,283,617 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,895,272 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,249,908 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,188,213 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,896,465 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,421,453 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,517,159 msg/sec
                     AtomicQueue, 1,s:  59,896,803 msg/sec
                     AtomicQueue, 1,i:  56,034,453 msg/sec
                     AtomicQueue, 2,s:  12,346,557 msg/sec
                     AtomicQueue, 2,i:  11,750,592 msg/sec
                     AtomicQueue, 3,s:  10,772,780 msg/sec
                     AtomicQueue, 3,i:   9,977,893 msg/sec
                     AtomicQueue, 4,s:   8,190,574 msg/sec
                     AtomicQueue, 4,i:   8,177,439 msg/sec
                     AtomicQueue, 5,s:   8,027,988 msg/sec
                     AtomicQueue, 5,i:   8,078,915 msg/sec
                     AtomicQueue, 6,s:   7,781,647 msg/sec
                     AtomicQueue, 6,i:   7,628,744 msg/sec
                     AtomicQueue, 7,s:   7,115,222 msg/sec
                     AtomicQueue, 7,i:   8,001,455 msg/sec
                     AtomicQueue, 8,s:   6,340,266 msg/sec
                     AtomicQueue, 8,i:   7,360,274 msg/sec
                    AtomicQueueB, 1,s:  47,219,046 msg/sec
                    AtomicQueueB, 1,i:  42,980,482 msg/sec
                    AtomicQueueB, 2,s:  11,799,717 msg/sec
                    AtomicQueueB, 2,i:  11,538,888 msg/sec
                    AtomicQueueB, 3,s:  10,933,060 msg/sec
                    AtomicQueueB, 3,i:  10,253,732 msg/sec
                    AtomicQueueB, 4,s:   8,023,287 msg/sec
                    AtomicQueueB, 4,i:   8,033,974 msg/sec
                    AtomicQueueB, 5,s:   7,599,778 msg/sec
                    AtomicQueueB, 5,i:   7,777,992 msg/sec
                    AtomicQueueB, 6,s:   7,454,914 msg/sec
                    AtomicQueueB, 6,i:   7,539,397 msg/sec
                    AtomicQueueB, 7,s:   6,972,384 msg/sec
                    AtomicQueueB, 7,i:   7,733,776 msg/sec
                    AtomicQueueB, 8,s:   6,266,215 msg/sec
                    AtomicQueueB, 8,i:   7,047,941 msg/sec
             OptimistAtomicQueue, 1,s: 825,220,555 msg/sec
             OptimistAtomicQueue, 1,i: 513,031,842 msg/sec
             OptimistAtomicQueue, 2,s:  32,655,708 msg/sec
             OptimistAtomicQueue, 2,i:  32,713,891 msg/sec
             OptimistAtomicQueue, 3,s:  36,677,574 msg/sec
             OptimistAtomicQueue, 3,i:  37,483,766 msg/sec
             OptimistAtomicQueue, 4,s:  39,252,362 msg/sec
             OptimistAtomicQueue, 4,i:  39,364,348 msg/sec
             OptimistAtomicQueue, 5,s:  41,719,588 msg/sec
             OptimistAtomicQueue, 5,i:  46,341,290 msg/sec
             OptimistAtomicQueue, 6,s:  42,414,271 msg/sec
             OptimistAtomicQueue, 6,i:  50,499,229 msg/sec
             OptimistAtomicQueue, 7,s:  45,293,257 msg/sec
             OptimistAtomicQueue, 7,i:  52,087,185 msg/sec
             OptimistAtomicQueue, 8,s:  46,546,450 msg/sec
             OptimistAtomicQueue, 8,i:  50,150,891 msg/sec
            OptimistAtomicQueueB, 1,s:  98,113,666 msg/sec
            OptimistAtomicQueueB, 1,i:  77,604,118 msg/sec
            OptimistAtomicQueueB, 2,s:  32,344,856 msg/sec
            OptimistAtomicQueueB, 2,i:  32,337,238 msg/sec
            OptimistAtomicQueueB, 3,s:  36,343,217 msg/sec
            OptimistAtomicQueueB, 3,i:  36,811,009 msg/sec
            OptimistAtomicQueueB, 4,s:  38,705,620 msg/sec
            OptimistAtomicQueueB, 4,i:  38,503,322 msg/sec
            OptimistAtomicQueueB, 5,s:  40,254,560 msg/sec
            OptimistAtomicQueueB, 5,i:  46,172,997 msg/sec
            OptimistAtomicQueueB, 6,s:  41,229,115 msg/sec
            OptimistAtomicQueueB, 6,i:  49,072,587 msg/sec
            OptimistAtomicQueueB, 7,s:  42,524,566 msg/sec
            OptimistAtomicQueueB, 7,i:  47,821,976 msg/sec
            OptimistAtomicQueueB, 8,s:  44,122,559 msg/sec
            OptimistAtomicQueueB, 8,i:  47,458,652 msg/sec
                    AtomicQueue2, 1,s:  22,901,852 msg/sec
                    AtomicQueue2, 1,i:  22,893,583 msg/sec
                    AtomicQueue2, 2,s:  11,883,970 msg/sec
                    AtomicQueue2, 2,i:  11,382,362 msg/sec
                    AtomicQueue2, 3,s:   9,532,301 msg/sec
                    AtomicQueue2, 3,i:   9,552,614 msg/sec
                    AtomicQueue2, 4,s:   8,037,679 msg/sec
                    AtomicQueue2, 4,i:   8,104,879 msg/sec
                    AtomicQueue2, 5,s:   7,880,726 msg/sec
                    AtomicQueue2, 5,i:   8,015,022 msg/sec
                    AtomicQueue2, 6,s:   7,640,735 msg/sec
                    AtomicQueue2, 6,i:   7,518,453 msg/sec
                    AtomicQueue2, 7,s:   7,157,243 msg/sec
                    AtomicQueue2, 7,i:   7,905,326 msg/sec
                    AtomicQueue2, 8,s:   6,416,909 msg/sec
                    AtomicQueue2, 8,i:   7,331,159 msg/sec
                   AtomicQueueB2, 1,s:  35,212,175 msg/sec
                   AtomicQueueB2, 1,i:  32,668,180 msg/sec
                   AtomicQueueB2, 2,s:  11,491,922 msg/sec
                   AtomicQueueB2, 2,i:  11,184,908 msg/sec
                   AtomicQueueB2, 3,s:   9,650,196 msg/sec
                   AtomicQueueB2, 3,i:   9,577,249 msg/sec
                   AtomicQueueB2, 4,s:   7,995,559 msg/sec
                   AtomicQueueB2, 4,i:   7,812,259 msg/sec
                   AtomicQueueB2, 5,s:   7,539,985 msg/sec
                   AtomicQueueB2, 5,i:   7,756,995 msg/sec
                   AtomicQueueB2, 6,s:   7,267,044 msg/sec
                   AtomicQueueB2, 6,i:   7,443,864 msg/sec
                   AtomicQueueB2, 7,s:   6,820,052 msg/sec
                   AtomicQueueB2, 7,i:   7,700,296 msg/sec
                   AtomicQueueB2, 8,s:   6,261,422 msg/sec
                   AtomicQueueB2, 8,i:   6,978,696 msg/sec
            OptimistAtomicQueue2, 1,s:  53,289,791 msg/sec
            OptimistAtomicQueue2, 1,i:  29,491,467 msg/sec
            OptimistAtomicQueue2, 2,s:  29,486,912 msg/sec
            OptimistAtomicQueue2, 2,i:  24,023,012 msg/sec
            OptimistAtomicQueue2, 3,s:  30,318,329 msg/sec
            OptimistAtomicQueue2, 3,i:  30,040,549 msg/sec
            OptimistAtomicQueue2, 4,s:  33,174,220 msg/sec
            OptimistAtomicQueue2, 4,i:  33,176,745 msg/sec
            OptimistAtomicQueue2, 5,s:  37,457,455 msg/sec
            OptimistAtomicQueue2, 5,i:  40,114,850 msg/sec
            OptimistAtomicQueue2, 6,s:  40,107,861 msg/sec
            OptimistAtomicQueue2, 6,i:  49,238,768 msg/sec
            OptimistAtomicQueue2, 7,s:  43,320,903 msg/sec
            OptimistAtomicQueue2, 7,i:  48,258,156 msg/sec
            OptimistAtomicQueue2, 8,s:  43,732,450 msg/sec
            OptimistAtomicQueue2, 8,i:  48,546,455 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,995,986 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,861,207 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,145,759 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,285,321 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,758,703 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,980,804 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,236,230 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,882,936 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,660,104 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,491,720 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,455,169 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,323,340 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,827,493 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,557,236 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,567,325 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,912,342 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000323 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000129 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000446 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000273 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[120] 323m:2s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,867,086 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,377,658 msg/sec
          boost::lockfree::queue, 1,s:   6,852,618 msg/sec
          boost::lockfree::queue, 1,i:   7,000,579 msg/sec
          boost::lockfree::queue, 2,s:   7,518,218 msg/sec
          boost::lockfree::queue, 2,i:   7,491,671 msg/sec
          boost::lockfree::queue, 3,s:   7,340,872 msg/sec
          boost::lockfree::queue, 3,i:   7,553,535 msg/sec
          boost::lockfree::queue, 4,s:   6,400,830 msg/sec
          boost::lockfree::queue, 4,i:   6,715,255 msg/sec
          boost::lockfree::queue, 5,s:   6,388,774 msg/sec
          boost::lockfree::queue, 5,i:   6,471,971 msg/sec
          boost::lockfree::queue, 6,s:   6,023,168 msg/sec
          boost::lockfree::queue, 6,i:   6,160,078 msg/sec
          boost::lockfree::queue, 7,s:   6,030,151 msg/sec
          boost::lockfree::queue, 7,i:   5,922,599 msg/sec
          boost::lockfree::queue, 8,s:   5,502,536 msg/sec
          boost::lockfree::queue, 8,i:   5,586,094 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  63,472,619 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  63,902,267 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,287,305 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,660,892 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,025,930 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,987,351 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,222,755 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,004,533 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,061,180 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,285,769 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,284,674 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,443,035 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,175,105 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,372,328 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,065,998 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,127,917 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,274,832 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,439,863 msg/sec
                pthread_spinlock, 1,s:  29,067,718 msg/sec
                pthread_spinlock, 1,i:  25,269,742 msg/sec
                pthread_spinlock, 2,s:  16,048,906 msg/sec
                pthread_spinlock, 2,i:  17,054,836 msg/sec
                pthread_spinlock, 3,s:   8,383,396 msg/sec
                pthread_spinlock, 3,i:  12,103,610 msg/sec
                pthread_spinlock, 4,s:   6,496,297 msg/sec
                pthread_spinlock, 4,i:   8,830,453 msg/sec
                pthread_spinlock, 5,s:   8,625,275 msg/sec
                pthread_spinlock, 5,i:   9,280,883 msg/sec
                pthread_spinlock, 6,s:   8,529,532 msg/sec
                pthread_spinlock, 6,i:   8,399,579 msg/sec
                pthread_spinlock, 7,s:   7,935,485 msg/sec
                pthread_spinlock, 7,i:   7,706,421 msg/sec
                pthread_spinlock, 8,s:   6,891,912 msg/sec
                pthread_spinlock, 8,i:   7,250,216 msg/sec
                      std::mutex, 1,s:   6,458,822 msg/sec
                      std::mutex, 1,i:   6,504,175 msg/sec
                      std::mutex, 2,s:   5,481,168 msg/sec
                      std::mutex, 2,i:   5,516,947 msg/sec
                      std::mutex, 3,s:   4,729,770 msg/sec
                      std::mutex, 3,i:   4,978,901 msg/sec
                      std::mutex, 4,s:   5,747,621 msg/sec
                      std::mutex, 4,i:   6,383,754 msg/sec
                      std::mutex, 5,s:   5,996,471 msg/sec
                      std::mutex, 5,i:   5,989,347 msg/sec
                      std::mutex, 6,s:   5,902,568 msg/sec
                      std::mutex, 6,i:   5,863,388 msg/sec
                      std::mutex, 7,s:   5,837,276 msg/sec
                      std::mutex, 7,i:   5,839,430 msg/sec
                      std::mutex, 8,s:   5,725,759 msg/sec
                      std::mutex, 8,i:   5,767,628 msg/sec
                 tbb::spin_mutex, 1,s:  37,790,521 msg/sec
                 tbb::spin_mutex, 1,i:  33,330,563 msg/sec
                 tbb::spin_mutex, 2,s:  21,146,125 msg/sec
                 tbb::spin_mutex, 2,i:  18,376,888 msg/sec
                 tbb::spin_mutex, 3,s:   7,802,619 msg/sec
                 tbb::spin_mutex, 3,i:  10,226,494 msg/sec
                 tbb::spin_mutex, 4,s:   3,027,791 msg/sec
                 tbb::spin_mutex, 4,i:   6,242,398 msg/sec
                 tbb::spin_mutex, 5,s:   5,473,098 msg/sec
                 tbb::spin_mutex, 5,i:   5,464,726 msg/sec
                 tbb::spin_mutex, 6,s:   5,321,998 msg/sec
                 tbb::spin_mutex, 6,i:   4,273,661 msg/sec
                 tbb::spin_mutex, 7,s:   4,833,816 msg/sec
                 tbb::spin_mutex, 7,i:   4,276,208 msg/sec
                 tbb::spin_mutex, 8,s:   4,262,918 msg/sec
                 tbb::spin_mutex, 8,i:   4,155,357 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,530,639 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,492,795 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,140,888 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,768,819 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,088,319 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,801,834 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,322,174 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,307,569 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,811,518 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,195,094 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,951,079 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,514,604 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,956,844 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,659,213 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,038,706 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,687,234 msg/sec
     xenium::michael_scott_queue, 1,s:   9,609,361 msg/sec
     xenium::michael_scott_queue, 1,i:   9,527,589 msg/sec
     xenium::michael_scott_queue, 2,s:   8,462,347 msg/sec
     xenium::michael_scott_queue, 2,i:   8,548,513 msg/sec
     xenium::michael_scott_queue, 3,s:   7,319,377 msg/sec
     xenium::michael_scott_queue, 3,i:   7,584,593 msg/sec
     xenium::michael_scott_queue, 4,s:   6,395,211 msg/sec
     xenium::michael_scott_queue, 4,i:   6,391,442 msg/sec
     xenium::michael_scott_queue, 5,s:   6,305,281 msg/sec
     xenium::michael_scott_queue, 5,i:   6,753,098 msg/sec
     xenium::michael_scott_queue, 6,s:   6,548,290 msg/sec
     xenium::michael_scott_queue, 6,i:   6,727,565 msg/sec
     xenium::michael_scott_queue, 7,s:   6,372,098 msg/sec
     xenium::michael_scott_queue, 7,i:   6,492,800 msg/sec
     xenium::michael_scott_queue, 8,s:   6,046,151 msg/sec
     xenium::michael_scott_queue, 8,i:   6,201,787 msg/sec
         xenium::ramalhete_queue, 1,s:  32,058,139 msg/sec
         xenium::ramalhete_queue, 1,i:  32,238,007 msg/sec
         xenium::ramalhete_queue, 2,s:  23,555,250 msg/sec
         xenium::ramalhete_queue, 2,i:  23,366,887 msg/sec
         xenium::ramalhete_queue, 3,s:  29,016,036 msg/sec
         xenium::ramalhete_queue, 3,i:  28,451,458 msg/sec
         xenium::ramalhete_queue, 4,s:  33,698,098 msg/sec
         xenium::ramalhete_queue, 4,i:  33,434,639 msg/sec
         xenium::ramalhete_queue, 5,s:  32,112,018 msg/sec
         xenium::ramalhete_queue, 5,i:  35,996,643 msg/sec
         xenium::ramalhete_queue, 6,s:  34,021,941 msg/sec
         xenium::ramalhete_queue, 6,i:  39,993,664 msg/sec
         xenium::ramalhete_queue, 7,s:  35,037,835 msg/sec
         xenium::ramalhete_queue, 7,i:  40,930,232 msg/sec
         xenium::ramalhete_queue, 8,s:  35,655,588 msg/sec
         xenium::ramalhete_queue, 8,i:  44,236,580 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,044,728 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 113,966,672 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,785,838 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,664,527 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,549,693 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,738,249 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,549,340 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,431,074 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,933,238 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,242,042 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,169,221 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,221,169 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,261,676 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,041,957 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,407,945 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,524,999 msg/sec
                     AtomicQueue, 1,s:  62,915,839 msg/sec
                     AtomicQueue, 1,i:  55,551,599 msg/sec
                     AtomicQueue, 2,s:  12,156,065 msg/sec
                     AtomicQueue, 2,i:  11,742,301 msg/sec
                     AtomicQueue, 3,s:  10,737,543 msg/sec
                     AtomicQueue, 3,i:   9,969,658 msg/sec
                     AtomicQueue, 4,s:   8,176,634 msg/sec
                     AtomicQueue, 4,i:   8,198,238 msg/sec
                     AtomicQueue, 5,s:   8,004,058 msg/sec
                     AtomicQueue, 5,i:   8,127,046 msg/sec
                     AtomicQueue, 6,s:   7,834,585 msg/sec
                     AtomicQueue, 6,i:   7,596,967 msg/sec
                     AtomicQueue, 7,s:   7,193,145 msg/sec
                     AtomicQueue, 7,i:   7,984,864 msg/sec
                     AtomicQueue, 8,s:   6,367,098 msg/sec
                     AtomicQueue, 8,i:   7,373,956 msg/sec
                    AtomicQueueB, 1,s:  54,212,675 msg/sec
                    AtomicQueueB, 1,i:  42,790,911 msg/sec
                    AtomicQueueB, 2,s:  11,978,001 msg/sec
                    AtomicQueueB, 2,i:  11,507,322 msg/sec
                    AtomicQueueB, 3,s:  10,975,042 msg/sec
                    AtomicQueueB, 3,i:  10,168,584 msg/sec
                    AtomicQueueB, 4,s:   8,044,587 msg/sec
                    AtomicQueueB, 4,i:   7,968,892 msg/sec
                    AtomicQueueB, 5,s:   7,547,018 msg/sec
                    AtomicQueueB, 5,i:   7,793,554 msg/sec
                    AtomicQueueB, 6,s:   7,371,462 msg/sec
                    AtomicQueueB, 6,i:   7,535,778 msg/sec
                    AtomicQueueB, 7,s:   6,886,895 msg/sec
                    AtomicQueueB, 7,i:   7,743,315 msg/sec
                    AtomicQueueB, 8,s:   6,238,826 msg/sec
                    AtomicQueueB, 8,i:   7,136,287 msg/sec
             OptimistAtomicQueue, 1,s: 699,293,730 msg/sec
             OptimistAtomicQueue, 1,i: 521,195,727 msg/sec
             OptimistAtomicQueue, 2,s:  32,651,520 msg/sec
             OptimistAtomicQueue, 2,i:  32,733,840 msg/sec
             OptimistAtomicQueue, 3,s:  36,667,999 msg/sec
             OptimistAtomicQueue, 3,i:  37,402,003 msg/sec
             OptimistAtomicQueue, 4,s:  39,270,883 msg/sec
             OptimistAtomicQueue, 4,i:  39,398,106 msg/sec
             OptimistAtomicQueue, 5,s:  41,771,651 msg/sec
             OptimistAtomicQueue, 5,i:  47,233,626 msg/sec
             OptimistAtomicQueue, 6,s:  42,401,527 msg/sec
             OptimistAtomicQueue, 6,i:  49,822,386 msg/sec
             OptimistAtomicQueue, 7,s:  44,958,683 msg/sec
             OptimistAtomicQueue, 7,i:  52,903,766 msg/sec
             OptimistAtomicQueue, 8,s:  46,364,728 msg/sec
             OptimistAtomicQueue, 8,i:  48,733,912 msg/sec
            OptimistAtomicQueueB, 1,s: 260,068,317 msg/sec
            OptimistAtomicQueueB, 1,i:  76,494,990 msg/sec
            OptimistAtomicQueueB, 2,s:  32,247,970 msg/sec
            OptimistAtomicQueueB, 2,i:  31,906,501 msg/sec
            OptimistAtomicQueueB, 3,s:  36,205,559 msg/sec
            OptimistAtomicQueueB, 3,i:  36,887,277 msg/sec
            OptimistAtomicQueueB, 4,s:  38,682,917 msg/sec
            OptimistAtomicQueueB, 4,i:  38,685,562 msg/sec
            OptimistAtomicQueueB, 5,s:  41,205,299 msg/sec
            OptimistAtomicQueueB, 5,i:  45,381,668 msg/sec
            OptimistAtomicQueueB, 6,s:  41,088,505 msg/sec
            OptimistAtomicQueueB, 6,i:  49,330,425 msg/sec
            OptimistAtomicQueueB, 7,s:  42,344,760 msg/sec
            OptimistAtomicQueueB, 7,i:  50,755,377 msg/sec
            OptimistAtomicQueueB, 8,s:  44,272,572 msg/sec
            OptimistAtomicQueueB, 8,i:  47,740,983 msg/sec
                    AtomicQueue2, 1,s:  22,858,137 msg/sec
                    AtomicQueue2, 1,i:  22,879,995 msg/sec
                    AtomicQueue2, 2,s:  11,885,861 msg/sec
                    AtomicQueue2, 2,i:  11,384,861 msg/sec
                    AtomicQueue2, 3,s:   9,443,954 msg/sec
                    AtomicQueue2, 3,i:   9,356,571 msg/sec
                    AtomicQueue2, 4,s:   8,105,902 msg/sec
                    AtomicQueue2, 4,i:   8,084,912 msg/sec
                    AtomicQueue2, 5,s:   7,922,938 msg/sec
                    AtomicQueue2, 5,i:   8,036,526 msg/sec
                    AtomicQueue2, 6,s:   7,699,237 msg/sec
                    AtomicQueue2, 6,i:   7,473,575 msg/sec
                    AtomicQueue2, 7,s:   7,091,921 msg/sec
                    AtomicQueue2, 7,i:   7,894,883 msg/sec
                    AtomicQueue2, 8,s:   6,381,090 msg/sec
                    AtomicQueue2, 8,i:   7,366,082 msg/sec
                   AtomicQueueB2, 1,s:  36,095,905 msg/sec
                   AtomicQueueB2, 1,i:  32,641,492 msg/sec
                   AtomicQueueB2, 2,s:  11,302,299 msg/sec
                   AtomicQueueB2, 2,i:  11,090,374 msg/sec
                   AtomicQueueB2, 3,s:   9,820,475 msg/sec
                   AtomicQueueB2, 3,i:   9,538,963 msg/sec
                   AtomicQueueB2, 4,s:   7,970,295 msg/sec
                   AtomicQueueB2, 4,i:   7,898,450 msg/sec
                   AtomicQueueB2, 5,s:   7,524,154 msg/sec
                   AtomicQueueB2, 5,i:   7,734,664 msg/sec
                   AtomicQueueB2, 6,s:   7,129,248 msg/sec
                   AtomicQueueB2, 6,i:   7,431,132 msg/sec
                   AtomicQueueB2, 7,s:   6,931,855 msg/sec
                   AtomicQueueB2, 7,i:   7,710,379 msg/sec
                   AtomicQueueB2, 8,s:   6,344,279 msg/sec
                   AtomicQueueB2, 8,i:   7,085,507 msg/sec
            OptimistAtomicQueue2, 1,s: 433,299,077 msg/sec
            OptimistAtomicQueue2, 1,i: 437,157,992 msg/sec
            OptimistAtomicQueue2, 2,s:  24,244,323 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,083 msg/sec
            OptimistAtomicQueue2, 3,s:  29,869,167 msg/sec
            OptimistAtomicQueue2, 3,i:  29,614,303 msg/sec
            OptimistAtomicQueue2, 4,s:  33,296,114 msg/sec
            OptimistAtomicQueue2, 4,i:  33,311,110 msg/sec
            OptimistAtomicQueue2, 5,s:  37,160,102 msg/sec
            OptimistAtomicQueue2, 5,i:  40,866,404 msg/sec
            OptimistAtomicQueue2, 6,s:  40,220,318 msg/sec
            OptimistAtomicQueue2, 6,i:  49,254,748 msg/sec
            OptimistAtomicQueue2, 7,s:  43,151,147 msg/sec
            OptimistAtomicQueue2, 7,i:  48,150,516 msg/sec
            OptimistAtomicQueue2, 8,s:  43,972,281 msg/sec
            OptimistAtomicQueue2, 8,i:  49,726,445 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,053,375 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,888,811 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,900,089 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,470,777 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,705,587 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,010,297 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,006,613 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,279,034 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,709,021 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,242,592 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,702,246 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,329,808 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,076,623 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,441,822 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,998,626 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,977,267 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000242 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000248 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000217 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[121] 321m:43s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,075,553 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,226,984 msg/sec
          boost::lockfree::queue, 1,s:   7,926,375 msg/sec
          boost::lockfree::queue, 1,i:   6,914,517 msg/sec
          boost::lockfree::queue, 2,s:   7,676,636 msg/sec
          boost::lockfree::queue, 2,i:   7,467,358 msg/sec
          boost::lockfree::queue, 3,s:   7,431,472 msg/sec
          boost::lockfree::queue, 3,i:   7,525,653 msg/sec
          boost::lockfree::queue, 4,s:   6,408,016 msg/sec
          boost::lockfree::queue, 4,i:   6,781,255 msg/sec
          boost::lockfree::queue, 5,s:   6,412,412 msg/sec
          boost::lockfree::queue, 5,i:   6,518,367 msg/sec
          boost::lockfree::queue, 6,s:   6,016,935 msg/sec
          boost::lockfree::queue, 6,i:   6,105,678 msg/sec
          boost::lockfree::queue, 7,s:   5,872,121 msg/sec
          boost::lockfree::queue, 7,i:   6,017,050 msg/sec
          boost::lockfree::queue, 8,s:   5,383,074 msg/sec
          boost::lockfree::queue, 8,i:   5,544,754 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 103,176,465 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  86,049,559 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,172,763 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,166,416 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,309,987 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,401,667 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,522,259 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,557,317 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,663,433 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,263,726 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,362,935 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,081,586 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,567,411 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,180,770 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,062,303 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,733,627 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,217,221 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,478,846 msg/sec
                pthread_spinlock, 1,s:  23,507,277 msg/sec
                pthread_spinlock, 1,i:  23,615,321 msg/sec
                pthread_spinlock, 2,s:  14,270,085 msg/sec
                pthread_spinlock, 2,i:  16,162,875 msg/sec
                pthread_spinlock, 3,s:   8,311,690 msg/sec
                pthread_spinlock, 3,i:  12,058,214 msg/sec
                pthread_spinlock, 4,s:   6,472,183 msg/sec
                pthread_spinlock, 4,i:   9,058,849 msg/sec
                pthread_spinlock, 5,s:   8,560,857 msg/sec
                pthread_spinlock, 5,i:   9,338,883 msg/sec
                pthread_spinlock, 6,s:   8,198,013 msg/sec
                pthread_spinlock, 6,i:   8,568,200 msg/sec
                pthread_spinlock, 7,s:   7,517,583 msg/sec
                pthread_spinlock, 7,i:   7,705,446 msg/sec
                pthread_spinlock, 8,s:   6,749,533 msg/sec
                pthread_spinlock, 8,i:   7,391,111 msg/sec
                      std::mutex, 1,s:   7,624,092 msg/sec
                      std::mutex, 1,i:   7,478,725 msg/sec
                      std::mutex, 2,s:   6,309,518 msg/sec
                      std::mutex, 2,i:   6,287,054 msg/sec
                      std::mutex, 3,s:   5,308,203 msg/sec
                      std::mutex, 3,i:   5,201,705 msg/sec
                      std::mutex, 4,s:   5,424,479 msg/sec
                      std::mutex, 4,i:   5,405,728 msg/sec
                      std::mutex, 5,s:   5,970,627 msg/sec
                      std::mutex, 5,i:   6,034,544 msg/sec
                      std::mutex, 6,s:   5,780,101 msg/sec
                      std::mutex, 6,i:   5,712,644 msg/sec
                      std::mutex, 7,s:   5,724,138 msg/sec
                      std::mutex, 7,i:   5,726,442 msg/sec
                      std::mutex, 8,s:   5,624,889 msg/sec
                      std::mutex, 8,i:   5,619,816 msg/sec
                 tbb::spin_mutex, 1,s:  37,839,179 msg/sec
                 tbb::spin_mutex, 1,i:  37,903,967 msg/sec
                 tbb::spin_mutex, 2,s:  21,069,778 msg/sec
                 tbb::spin_mutex, 2,i:  18,452,074 msg/sec
                 tbb::spin_mutex, 3,s:   8,355,513 msg/sec
                 tbb::spin_mutex, 3,i:  10,204,433 msg/sec
                 tbb::spin_mutex, 4,s:   3,151,439 msg/sec
                 tbb::spin_mutex, 4,i:   6,306,983 msg/sec
                 tbb::spin_mutex, 5,s:   5,434,713 msg/sec
                 tbb::spin_mutex, 5,i:   5,719,438 msg/sec
                 tbb::spin_mutex, 6,s:   5,190,786 msg/sec
                 tbb::spin_mutex, 6,i:   4,347,678 msg/sec
                 tbb::spin_mutex, 7,s:   4,874,630 msg/sec
                 tbb::spin_mutex, 7,i:   4,370,829 msg/sec
                 tbb::spin_mutex, 8,s:   4,235,275 msg/sec
                 tbb::spin_mutex, 8,i:   4,197,338 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,326,730 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,779,743 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,869,780 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,929,080 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,992,335 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,699,574 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,285,455 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,208,986 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,663,124 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,186,643 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,931,027 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,437,707 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,014,874 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,610,199 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,061,647 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,717,998 msg/sec
     xenium::michael_scott_queue, 1,s:  10,104,712 msg/sec
     xenium::michael_scott_queue, 1,i:  10,073,052 msg/sec
     xenium::michael_scott_queue, 2,s:   8,346,203 msg/sec
     xenium::michael_scott_queue, 2,i:   8,636,513 msg/sec
     xenium::michael_scott_queue, 3,s:   7,284,135 msg/sec
     xenium::michael_scott_queue, 3,i:   7,541,784 msg/sec
     xenium::michael_scott_queue, 4,s:   6,331,418 msg/sec
     xenium::michael_scott_queue, 4,i:   6,436,380 msg/sec
     xenium::michael_scott_queue, 5,s:   6,260,214 msg/sec
     xenium::michael_scott_queue, 5,i:   6,704,081 msg/sec
     xenium::michael_scott_queue, 6,s:   6,475,642 msg/sec
     xenium::michael_scott_queue, 6,i:   6,764,280 msg/sec
     xenium::michael_scott_queue, 7,s:   6,334,653 msg/sec
     xenium::michael_scott_queue, 7,i:   6,605,555 msg/sec
     xenium::michael_scott_queue, 8,s:   5,973,843 msg/sec
     xenium::michael_scott_queue, 8,i:   6,280,913 msg/sec
         xenium::ramalhete_queue, 1,s:  31,662,912 msg/sec
         xenium::ramalhete_queue, 1,i:  31,663,944 msg/sec
         xenium::ramalhete_queue, 2,s:  23,976,485 msg/sec
         xenium::ramalhete_queue, 2,i:  23,301,912 msg/sec
         xenium::ramalhete_queue, 3,s:  29,209,730 msg/sec
         xenium::ramalhete_queue, 3,i:  28,508,280 msg/sec
         xenium::ramalhete_queue, 4,s:  33,871,531 msg/sec
         xenium::ramalhete_queue, 4,i:  33,485,247 msg/sec
         xenium::ramalhete_queue, 5,s:  32,031,411 msg/sec
         xenium::ramalhete_queue, 5,i:  36,067,936 msg/sec
         xenium::ramalhete_queue, 6,s:  34,249,487 msg/sec
         xenium::ramalhete_queue, 6,i:  39,328,239 msg/sec
         xenium::ramalhete_queue, 7,s:  35,148,007 msg/sec
         xenium::ramalhete_queue, 7,i:  41,231,122 msg/sec
         xenium::ramalhete_queue, 8,s:  35,560,884 msg/sec
         xenium::ramalhete_queue, 8,i:  44,019,323 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,763,451 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 118,337,617 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,817,431 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,937,382 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,706,090 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,047,685 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,561,348 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,242,372 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,994,130 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,170,428 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,217,414 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,298,341 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,170,640 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,918,503 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,428,798 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,246,102 msg/sec
                     AtomicQueue, 1,s:  62,557,793 msg/sec
                     AtomicQueue, 1,i:  56,299,688 msg/sec
                     AtomicQueue, 2,s:  12,234,715 msg/sec
                     AtomicQueue, 2,i:  11,767,086 msg/sec
                     AtomicQueue, 3,s:  10,733,238 msg/sec
                     AtomicQueue, 3,i:   9,912,024 msg/sec
                     AtomicQueue, 4,s:   8,196,920 msg/sec
                     AtomicQueue, 4,i:   8,197,821 msg/sec
                     AtomicQueue, 5,s:   8,013,169 msg/sec
                     AtomicQueue, 5,i:   8,062,818 msg/sec
                     AtomicQueue, 6,s:   7,864,059 msg/sec
                     AtomicQueue, 6,i:   7,621,503 msg/sec
                     AtomicQueue, 7,s:   7,172,964 msg/sec
                     AtomicQueue, 7,i:   7,957,909 msg/sec
                     AtomicQueue, 8,s:   6,326,587 msg/sec
                     AtomicQueue, 8,i:   7,461,894 msg/sec
                    AtomicQueueB, 1,s:  50,375,653 msg/sec
                    AtomicQueueB, 1,i:  43,035,239 msg/sec
                    AtomicQueueB, 2,s:  11,887,845 msg/sec
                    AtomicQueueB, 2,i:  11,496,297 msg/sec
                    AtomicQueueB, 3,s:  11,042,867 msg/sec
                    AtomicQueueB, 3,i:  10,231,765 msg/sec
                    AtomicQueueB, 4,s:   8,094,077 msg/sec
                    AtomicQueueB, 4,i:   8,008,606 msg/sec
                    AtomicQueueB, 5,s:   7,630,817 msg/sec
                    AtomicQueueB, 5,i:   7,897,815 msg/sec
                    AtomicQueueB, 6,s:   7,194,491 msg/sec
                    AtomicQueueB, 6,i:   7,590,705 msg/sec
                    AtomicQueueB, 7,s:   6,861,845 msg/sec
                    AtomicQueueB, 7,i:   7,731,200 msg/sec
                    AtomicQueueB, 8,s:   6,242,652 msg/sec
                    AtomicQueueB, 8,i:   7,210,388 msg/sec
             OptimistAtomicQueue, 1,s: 714,854,789 msg/sec
             OptimistAtomicQueue, 1,i: 805,246,503 msg/sec
             OptimistAtomicQueue, 2,s:  32,143,089 msg/sec
             OptimistAtomicQueue, 2,i:  32,183,966 msg/sec
             OptimistAtomicQueue, 3,s:  36,661,988 msg/sec
             OptimistAtomicQueue, 3,i:  37,339,355 msg/sec
             OptimistAtomicQueue, 4,s:  39,279,864 msg/sec
             OptimistAtomicQueue, 4,i:  39,381,730 msg/sec
             OptimistAtomicQueue, 5,s:  42,452,794 msg/sec
             OptimistAtomicQueue, 5,i:  47,436,935 msg/sec
             OptimistAtomicQueue, 6,s:  42,528,864 msg/sec
             OptimistAtomicQueue, 6,i:  50,284,905 msg/sec
             OptimistAtomicQueue, 7,s:  45,006,291 msg/sec
             OptimistAtomicQueue, 7,i:  52,857,854 msg/sec
             OptimistAtomicQueue, 8,s:  46,374,958 msg/sec
             OptimistAtomicQueue, 8,i:  49,332,039 msg/sec
            OptimistAtomicQueueB, 1,s: 156,322,146 msg/sec
            OptimistAtomicQueueB, 1,i:  77,400,108 msg/sec
            OptimistAtomicQueueB, 2,s:  32,210,040 msg/sec
            OptimistAtomicQueueB, 2,i:  32,149,769 msg/sec
            OptimistAtomicQueueB, 3,s:  36,233,482 msg/sec
            OptimistAtomicQueueB, 3,i:  36,847,854 msg/sec
            OptimistAtomicQueueB, 4,s:  38,671,875 msg/sec
            OptimistAtomicQueueB, 4,i:  38,568,103 msg/sec
            OptimistAtomicQueueB, 5,s:  40,787,325 msg/sec
            OptimistAtomicQueueB, 5,i:  46,255,811 msg/sec
            OptimistAtomicQueueB, 6,s:  41,241,928 msg/sec
            OptimistAtomicQueueB, 6,i:  49,218,098 msg/sec
            OptimistAtomicQueueB, 7,s:  42,565,747 msg/sec
            OptimistAtomicQueueB, 7,i:  51,519,523 msg/sec
            OptimistAtomicQueueB, 8,s:  44,392,671 msg/sec
            OptimistAtomicQueueB, 8,i:  48,708,894 msg/sec
                    AtomicQueue2, 1,s:  22,904,148 msg/sec
                    AtomicQueue2, 1,i:  22,846,371 msg/sec
                    AtomicQueue2, 2,s:  11,981,531 msg/sec
                    AtomicQueue2, 2,i:  11,586,525 msg/sec
                    AtomicQueue2, 3,s:   9,435,829 msg/sec
                    AtomicQueue2, 3,i:   9,341,190 msg/sec
                    AtomicQueue2, 4,s:   8,099,069 msg/sec
                    AtomicQueue2, 4,i:   8,067,569 msg/sec
                    AtomicQueue2, 5,s:   7,876,395 msg/sec
                    AtomicQueue2, 5,i:   7,992,373 msg/sec
                    AtomicQueue2, 6,s:   7,744,227 msg/sec
                    AtomicQueue2, 6,i:   7,521,092 msg/sec
                    AtomicQueue2, 7,s:   7,096,704 msg/sec
                    AtomicQueue2, 7,i:   7,872,396 msg/sec
                    AtomicQueue2, 8,s:   6,392,476 msg/sec
                    AtomicQueue2, 8,i:   7,241,653 msg/sec
                   AtomicQueueB2, 1,s:  36,237,725 msg/sec
                   AtomicQueueB2, 1,i:  32,628,298 msg/sec
                   AtomicQueueB2, 2,s:  11,451,437 msg/sec
                   AtomicQueueB2, 2,i:  11,118,289 msg/sec
                   AtomicQueueB2, 3,s:   9,643,230 msg/sec
                   AtomicQueueB2, 3,i:   9,538,967 msg/sec
                   AtomicQueueB2, 4,s:   7,892,525 msg/sec
                   AtomicQueueB2, 4,i:   7,823,450 msg/sec
                   AtomicQueueB2, 5,s:   7,534,784 msg/sec
                   AtomicQueueB2, 5,i:   7,690,429 msg/sec
                   AtomicQueueB2, 6,s:   7,204,617 msg/sec
                   AtomicQueueB2, 6,i:   7,458,379 msg/sec
                   AtomicQueueB2, 7,s:   6,847,774 msg/sec
                   AtomicQueueB2, 7,i:   7,691,633 msg/sec
                   AtomicQueueB2, 8,s:   6,349,267 msg/sec
                   AtomicQueueB2, 8,i:   7,131,776 msg/sec
            OptimistAtomicQueue2, 1,s:  31,990,079 msg/sec
            OptimistAtomicQueue2, 1,i: 163,357,373 msg/sec
            OptimistAtomicQueue2, 2,s:  25,264,572 msg/sec
            OptimistAtomicQueue2, 2,i:  23,941,524 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,174 msg/sec
            OptimistAtomicQueue2, 3,i:  30,158,057 msg/sec
            OptimistAtomicQueue2, 4,s:  33,290,730 msg/sec
            OptimistAtomicQueue2, 4,i:  33,160,526 msg/sec
            OptimistAtomicQueue2, 5,s:  37,262,560 msg/sec
            OptimistAtomicQueue2, 5,i:  40,283,590 msg/sec
            OptimistAtomicQueue2, 6,s:  40,360,876 msg/sec
            OptimistAtomicQueue2, 6,i:  49,298,270 msg/sec
            OptimistAtomicQueue2, 7,s:  43,304,189 msg/sec
            OptimistAtomicQueue2, 7,i:  47,773,684 msg/sec
            OptimistAtomicQueue2, 8,s:  43,913,362 msg/sec
            OptimistAtomicQueue2, 8,i:  48,397,924 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,787,729 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,922,032 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,966,563 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,906,105 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,314,821 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,772,162 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,083,003 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,441,033 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,707,837 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,302,652 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,216,319 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,206,266 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,784,064 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,374,099 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,172,039 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,819,767 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000434 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[122] 320m:24s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,225,360 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,282,392 msg/sec
          boost::lockfree::queue, 1,s:   6,840,682 msg/sec
          boost::lockfree::queue, 1,i:   6,965,258 msg/sec
          boost::lockfree::queue, 2,s:   7,714,901 msg/sec
          boost::lockfree::queue, 2,i:   7,477,137 msg/sec
          boost::lockfree::queue, 3,s:   7,433,331 msg/sec
          boost::lockfree::queue, 3,i:   7,582,646 msg/sec
          boost::lockfree::queue, 4,s:   6,415,415 msg/sec
          boost::lockfree::queue, 4,i:   6,786,114 msg/sec
          boost::lockfree::queue, 5,s:   6,484,584 msg/sec
          boost::lockfree::queue, 5,i:   6,512,340 msg/sec
          boost::lockfree::queue, 6,s:   5,982,991 msg/sec
          boost::lockfree::queue, 6,i:   6,063,984 msg/sec
          boost::lockfree::queue, 7,s:   5,980,440 msg/sec
          boost::lockfree::queue, 7,i:   6,048,302 msg/sec
          boost::lockfree::queue, 8,s:   5,453,393 msg/sec
          boost::lockfree::queue, 8,i:   5,728,317 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  63,844,623 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  46,327,824 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,194,968 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,673,222 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,278,495 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,928,600 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,957,100 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,816,904 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,147,388 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,345,390 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  30,917,138 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,100,157 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,284,779 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,848,693 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,014,170 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,352,972 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,378,400 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,929,107 msg/sec
                pthread_spinlock, 1,s:  29,205,705 msg/sec
                pthread_spinlock, 1,i:  25,424,930 msg/sec
                pthread_spinlock, 2,s:  15,580,328 msg/sec
                pthread_spinlock, 2,i:  16,943,692 msg/sec
                pthread_spinlock, 3,s:   8,351,066 msg/sec
                pthread_spinlock, 3,i:  12,036,069 msg/sec
                pthread_spinlock, 4,s:   6,508,906 msg/sec
                pthread_spinlock, 4,i:   9,230,488 msg/sec
                pthread_spinlock, 5,s:   8,729,058 msg/sec
                pthread_spinlock, 5,i:   9,644,530 msg/sec
                pthread_spinlock, 6,s:   8,474,092 msg/sec
                pthread_spinlock, 6,i:   8,985,855 msg/sec
                pthread_spinlock, 7,s:   7,536,555 msg/sec
                pthread_spinlock, 7,i:   7,897,619 msg/sec
                pthread_spinlock, 8,s:   6,847,833 msg/sec
                pthread_spinlock, 8,i:   6,974,336 msg/sec
                      std::mutex, 1,s:   5,704,136 msg/sec
                      std::mutex, 1,i:   6,727,092 msg/sec
                      std::mutex, 2,s:   6,070,514 msg/sec
                      std::mutex, 2,i:   6,056,845 msg/sec
                      std::mutex, 3,s:   6,082,183 msg/sec
                      std::mutex, 3,i:   5,724,745 msg/sec
                      std::mutex, 4,s:   6,147,526 msg/sec
                      std::mutex, 4,i:   6,196,006 msg/sec
                      std::mutex, 5,s:   5,981,564 msg/sec
                      std::mutex, 5,i:   6,005,489 msg/sec
                      std::mutex, 6,s:   6,042,210 msg/sec
                      std::mutex, 6,i:   5,978,001 msg/sec
                      std::mutex, 7,s:   5,829,792 msg/sec
                      std::mutex, 7,i:   5,815,106 msg/sec
                      std::mutex, 8,s:   5,738,935 msg/sec
                      std::mutex, 8,i:   5,688,471 msg/sec
                 tbb::spin_mutex, 1,s:  37,636,639 msg/sec
                 tbb::spin_mutex, 1,i:  33,166,506 msg/sec
                 tbb::spin_mutex, 2,s:  21,131,782 msg/sec
                 tbb::spin_mutex, 2,i:  18,370,619 msg/sec
                 tbb::spin_mutex, 3,s:   8,079,826 msg/sec
                 tbb::spin_mutex, 3,i:  11,138,939 msg/sec
                 tbb::spin_mutex, 4,s:   3,275,389 msg/sec
                 tbb::spin_mutex, 4,i:   6,332,442 msg/sec
                 tbb::spin_mutex, 5,s:   5,537,795 msg/sec
                 tbb::spin_mutex, 5,i:   5,814,772 msg/sec
                 tbb::spin_mutex, 6,s:   5,319,675 msg/sec
                 tbb::spin_mutex, 6,i:   4,327,055 msg/sec
                 tbb::spin_mutex, 7,s:   4,841,203 msg/sec
                 tbb::spin_mutex, 7,i:   4,340,659 msg/sec
                 tbb::spin_mutex, 8,s:   4,240,087 msg/sec
                 tbb::spin_mutex, 8,i:   4,080,965 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,305,206 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,377,225 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,960,922 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,085,080 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,458,822 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,854,661 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,428,744 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,269,299 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,676,692 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,961,546 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,007,716 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,914,329 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,933,649 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,953,423 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,934,647 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,083,650 msg/sec
     xenium::michael_scott_queue, 1,s:   9,477,775 msg/sec
     xenium::michael_scott_queue, 1,i:   9,468,239 msg/sec
     xenium::michael_scott_queue, 2,s:   8,546,605 msg/sec
     xenium::michael_scott_queue, 2,i:   8,506,710 msg/sec
     xenium::michael_scott_queue, 3,s:   7,273,819 msg/sec
     xenium::michael_scott_queue, 3,i:   7,525,956 msg/sec
     xenium::michael_scott_queue, 4,s:   6,322,008 msg/sec
     xenium::michael_scott_queue, 4,i:   6,332,421 msg/sec
     xenium::michael_scott_queue, 5,s:   6,300,303 msg/sec
     xenium::michael_scott_queue, 5,i:   6,691,575 msg/sec
     xenium::michael_scott_queue, 6,s:   6,462,794 msg/sec
     xenium::michael_scott_queue, 6,i:   6,806,871 msg/sec
     xenium::michael_scott_queue, 7,s:   6,354,661 msg/sec
     xenium::michael_scott_queue, 7,i:   6,565,274 msg/sec
     xenium::michael_scott_queue, 8,s:   5,951,357 msg/sec
     xenium::michael_scott_queue, 8,i:   6,087,159 msg/sec
         xenium::ramalhete_queue, 1,s:  32,052,775 msg/sec
         xenium::ramalhete_queue, 1,i:  32,174,379 msg/sec
         xenium::ramalhete_queue, 2,s:  23,460,997 msg/sec
         xenium::ramalhete_queue, 2,i:  23,235,013 msg/sec
         xenium::ramalhete_queue, 3,s:  29,257,170 msg/sec
         xenium::ramalhete_queue, 3,i:  28,477,331 msg/sec
         xenium::ramalhete_queue, 4,s:  33,882,662 msg/sec
         xenium::ramalhete_queue, 4,i:  33,555,638 msg/sec
         xenium::ramalhete_queue, 5,s:  32,047,805 msg/sec
         xenium::ramalhete_queue, 5,i:  36,074,130 msg/sec
         xenium::ramalhete_queue, 6,s:  34,010,316 msg/sec
         xenium::ramalhete_queue, 6,i:  38,714,681 msg/sec
         xenium::ramalhete_queue, 7,s:  35,117,485 msg/sec
         xenium::ramalhete_queue, 7,i:  41,034,640 msg/sec
         xenium::ramalhete_queue, 8,s:  35,632,407 msg/sec
         xenium::ramalhete_queue, 8,i:  43,787,733 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,434,465 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 119,477,185 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,908,324 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,293,035 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,659,315 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,752,949 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,627,684 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,311,846 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,092,285 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,358,419 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,757,594 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,276,601 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,240,212 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,015,895 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,413,639 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,253,220 msg/sec
                     AtomicQueue, 1,s:  61,575,582 msg/sec
                     AtomicQueue, 1,i:  56,528,608 msg/sec
                     AtomicQueue, 2,s:  12,231,899 msg/sec
                     AtomicQueue, 2,i:  11,670,323 msg/sec
                     AtomicQueue, 3,s:  10,797,848 msg/sec
                     AtomicQueue, 3,i:   9,946,914 msg/sec
                     AtomicQueue, 4,s:   8,239,672 msg/sec
                     AtomicQueue, 4,i:   8,210,613 msg/sec
                     AtomicQueue, 5,s:   8,020,982 msg/sec
                     AtomicQueue, 5,i:   8,095,755 msg/sec
                     AtomicQueue, 6,s:   7,790,744 msg/sec
                     AtomicQueue, 6,i:   7,617,933 msg/sec
                     AtomicQueue, 7,s:   7,177,372 msg/sec
                     AtomicQueue, 7,i:   7,987,663 msg/sec
                     AtomicQueue, 8,s:   6,332,655 msg/sec
                     AtomicQueue, 8,i:   7,439,173 msg/sec
                    AtomicQueueB, 1,s: 129,897,302 msg/sec
                    AtomicQueueB, 1,i:  43,132,590 msg/sec
                    AtomicQueueB, 2,s:  11,871,802 msg/sec
                    AtomicQueueB, 2,i:  11,520,008 msg/sec
                    AtomicQueueB, 3,s:  11,011,700 msg/sec
                    AtomicQueueB, 3,i:  10,094,543 msg/sec
                    AtomicQueueB, 4,s:   8,070,841 msg/sec
                    AtomicQueueB, 4,i:   8,082,132 msg/sec
                    AtomicQueueB, 5,s:   7,606,207 msg/sec
                    AtomicQueueB, 5,i:   7,835,780 msg/sec
                    AtomicQueueB, 6,s:   7,410,914 msg/sec
                    AtomicQueueB, 6,i:   7,548,318 msg/sec
                    AtomicQueueB, 7,s:   6,818,629 msg/sec
                    AtomicQueueB, 7,i:   7,753,401 msg/sec
                    AtomicQueueB, 8,s:   6,205,993 msg/sec
                    AtomicQueueB, 8,i:   7,159,911 msg/sec
             OptimistAtomicQueue, 1,s: 787,656,632 msg/sec
             OptimistAtomicQueue, 1,i: 597,913,044 msg/sec
             OptimistAtomicQueue, 2,s:  32,642,234 msg/sec
             OptimistAtomicQueue, 2,i:  32,714,504 msg/sec
             OptimistAtomicQueue, 3,s:  36,650,009 msg/sec
             OptimistAtomicQueue, 3,i:  37,418,000 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,076 msg/sec
             OptimistAtomicQueue, 4,i:  39,403,391 msg/sec
             OptimistAtomicQueue, 5,s:  42,499,954 msg/sec
             OptimistAtomicQueue, 5,i:  46,304,083 msg/sec
             OptimistAtomicQueue, 6,s:  42,411,887 msg/sec
             OptimistAtomicQueue, 6,i:  49,839,233 msg/sec
             OptimistAtomicQueue, 7,s:  44,351,350 msg/sec
             OptimistAtomicQueue, 7,i:  52,981,806 msg/sec
             OptimistAtomicQueue, 8,s:  46,433,252 msg/sec
             OptimistAtomicQueue, 8,i:  48,549,705 msg/sec
            OptimistAtomicQueueB, 1,s: 195,507,501 msg/sec
            OptimistAtomicQueueB, 1,i:  77,527,547 msg/sec
            OptimistAtomicQueueB, 2,s:  32,229,344 msg/sec
            OptimistAtomicQueueB, 2,i:  32,194,341 msg/sec
            OptimistAtomicQueueB, 3,s:  36,284,996 msg/sec
            OptimistAtomicQueueB, 3,i:  36,863,397 msg/sec
            OptimistAtomicQueueB, 4,s:  38,664,641 msg/sec
            OptimistAtomicQueueB, 4,i:  38,668,502 msg/sec
            OptimistAtomicQueueB, 5,s:  40,527,957 msg/sec
            OptimistAtomicQueueB, 5,i:  45,299,178 msg/sec
            OptimistAtomicQueueB, 6,s:  41,026,360 msg/sec
            OptimistAtomicQueueB, 6,i:  49,122,430 msg/sec
            OptimistAtomicQueueB, 7,s:  41,532,108 msg/sec
            OptimistAtomicQueueB, 7,i:  48,180,122 msg/sec
            OptimistAtomicQueueB, 8,s:  44,424,515 msg/sec
            OptimistAtomicQueueB, 8,i:  48,030,157 msg/sec
                    AtomicQueue2, 1,s:  23,110,406 msg/sec
                    AtomicQueue2, 1,i:  22,910,189 msg/sec
                    AtomicQueue2, 2,s:  11,753,363 msg/sec
                    AtomicQueue2, 2,i:  11,442,205 msg/sec
                    AtomicQueue2, 3,s:   9,433,834 msg/sec
                    AtomicQueue2, 3,i:   9,396,521 msg/sec
                    AtomicQueue2, 4,s:   8,082,680 msg/sec
                    AtomicQueue2, 4,i:   8,091,241 msg/sec
                    AtomicQueue2, 5,s:   7,874,418 msg/sec
                    AtomicQueue2, 5,i:   8,040,495 msg/sec
                    AtomicQueue2, 6,s:   7,844,316 msg/sec
                    AtomicQueue2, 6,i:   7,528,727 msg/sec
                    AtomicQueue2, 7,s:   7,111,387 msg/sec
                    AtomicQueue2, 7,i:   7,921,824 msg/sec
                    AtomicQueue2, 8,s:   6,379,459 msg/sec
                    AtomicQueue2, 8,i:   7,372,074 msg/sec
                   AtomicQueueB2, 1,s:  32,750,775 msg/sec
                   AtomicQueueB2, 1,i:  32,626,900 msg/sec
                   AtomicQueueB2, 2,s:  11,388,574 msg/sec
                   AtomicQueueB2, 2,i:  11,082,483 msg/sec
                   AtomicQueueB2, 3,s:   9,624,214 msg/sec
                   AtomicQueueB2, 3,i:   9,428,619 msg/sec
                   AtomicQueueB2, 4,s:   7,992,150 msg/sec
                   AtomicQueueB2, 4,i:   7,774,038 msg/sec
                   AtomicQueueB2, 5,s:   7,495,083 msg/sec
                   AtomicQueueB2, 5,i:   7,735,883 msg/sec
                   AtomicQueueB2, 6,s:   7,320,967 msg/sec
                   AtomicQueueB2, 6,i:   7,456,148 msg/sec
                   AtomicQueueB2, 7,s:   6,914,117 msg/sec
                   AtomicQueueB2, 7,i:   7,730,723 msg/sec
                   AtomicQueueB2, 8,s:   6,282,083 msg/sec
                   AtomicQueueB2, 8,i:   7,098,585 msg/sec
            OptimistAtomicQueue2, 1,s: 381,370,108 msg/sec
            OptimistAtomicQueue2, 1,i:  29,412,655 msg/sec
            OptimistAtomicQueue2, 2,s:  26,024,774 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,363 msg/sec
            OptimistAtomicQueue2, 3,s:  30,149,472 msg/sec
            OptimistAtomicQueue2, 3,i:  29,952,186 msg/sec
            OptimistAtomicQueue2, 4,s:  34,744,430 msg/sec
            OptimistAtomicQueue2, 4,i:  33,461,711 msg/sec
            OptimistAtomicQueue2, 5,s:  36,916,442 msg/sec
            OptimistAtomicQueue2, 5,i:  41,014,099 msg/sec
            OptimistAtomicQueue2, 6,s:  40,145,629 msg/sec
            OptimistAtomicQueue2, 6,i:  49,225,148 msg/sec
            OptimistAtomicQueue2, 7,s:  42,742,298 msg/sec
            OptimistAtomicQueue2, 7,i:  48,064,667 msg/sec
            OptimistAtomicQueue2, 8,s:  43,798,817 msg/sec
            OptimistAtomicQueue2, 8,i:  48,425,052 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,257,488 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,943,798 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,911,499 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,174,584 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,815,711 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,162,829 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,238,305 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,184,188 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,720,909 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,334,417 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,717,692 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,376,236 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,871,059 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,209,799 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,222,610 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,736,438 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000161 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000272 sec/round-trip
                      std::mutex: 0.000000518 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000275 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[123] 319m:5s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,515,902 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,973,382 msg/sec
          boost::lockfree::queue, 1,s:   6,949,194 msg/sec
          boost::lockfree::queue, 1,i:   6,922,369 msg/sec
          boost::lockfree::queue, 2,s:   7,514,112 msg/sec
          boost::lockfree::queue, 2,i:   7,380,885 msg/sec
          boost::lockfree::queue, 3,s:   7,400,030 msg/sec
          boost::lockfree::queue, 3,i:   7,587,017 msg/sec
          boost::lockfree::queue, 4,s:   6,416,849 msg/sec
          boost::lockfree::queue, 4,i:   6,774,810 msg/sec
          boost::lockfree::queue, 5,s:   6,410,330 msg/sec
          boost::lockfree::queue, 5,i:   6,520,300 msg/sec
          boost::lockfree::queue, 6,s:   5,970,372 msg/sec
          boost::lockfree::queue, 6,i:   6,091,321 msg/sec
          boost::lockfree::queue, 7,s:   6,019,289 msg/sec
          boost::lockfree::queue, 7,i:   5,966,498 msg/sec
          boost::lockfree::queue, 8,s:   5,440,019 msg/sec
          boost::lockfree::queue, 8,i:   5,643,145 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  96,843,342 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  84,798,165 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,439,040 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,961,718 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,129,915 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,732,189 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,270,808 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,719,461 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,454,683 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,951,833 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  42,271,543 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,784,129 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,369,896 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,684,287 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,029,656 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  34,306,481 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,334,762 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,698,530 msg/sec
                pthread_spinlock, 1,s:  28,811,053 msg/sec
                pthread_spinlock, 1,i:  25,462,790 msg/sec
                pthread_spinlock, 2,s:  16,034,272 msg/sec
                pthread_spinlock, 2,i:  16,897,870 msg/sec
                pthread_spinlock, 3,s:   8,260,530 msg/sec
                pthread_spinlock, 3,i:  12,121,541 msg/sec
                pthread_spinlock, 4,s:   6,488,869 msg/sec
                pthread_spinlock, 4,i:   9,000,728 msg/sec
                pthread_spinlock, 5,s:   8,604,328 msg/sec
                pthread_spinlock, 5,i:  10,392,074 msg/sec
                pthread_spinlock, 6,s:   8,267,413 msg/sec
                pthread_spinlock, 6,i:   8,722,166 msg/sec
                pthread_spinlock, 7,s:   7,551,523 msg/sec
                pthread_spinlock, 7,i:   7,655,682 msg/sec
                pthread_spinlock, 8,s:   6,843,238 msg/sec
                pthread_spinlock, 8,i:   6,813,599 msg/sec
                      std::mutex, 1,s:   6,811,836 msg/sec
                      std::mutex, 1,i:   5,948,818 msg/sec
                      std::mutex, 2,s:   5,511,534 msg/sec
                      std::mutex, 2,i:   5,540,562 msg/sec
                      std::mutex, 3,s:   5,911,940 msg/sec
                      std::mutex, 3,i:   5,960,052 msg/sec
                      std::mutex, 4,s:   6,176,022 msg/sec
                      std::mutex, 4,i:   6,156,106 msg/sec
                      std::mutex, 5,s:   5,904,048 msg/sec
                      std::mutex, 5,i:   5,911,415 msg/sec
                      std::mutex, 6,s:   5,881,982 msg/sec
                      std::mutex, 6,i:   5,851,560 msg/sec
                      std::mutex, 7,s:   5,802,681 msg/sec
                      std::mutex, 7,i:   5,804,251 msg/sec
                      std::mutex, 8,s:   5,719,290 msg/sec
                      std::mutex, 8,i:   5,692,860 msg/sec
                 tbb::spin_mutex, 1,s:  37,739,496 msg/sec
                 tbb::spin_mutex, 1,i:  38,009,154 msg/sec
                 tbb::spin_mutex, 2,s:  21,043,960 msg/sec
                 tbb::spin_mutex, 2,i:  18,287,359 msg/sec
                 tbb::spin_mutex, 3,s:   7,691,724 msg/sec
                 tbb::spin_mutex, 3,i:  10,049,944 msg/sec
                 tbb::spin_mutex, 4,s:   3,076,259 msg/sec
                 tbb::spin_mutex, 4,i:   6,313,081 msg/sec
                 tbb::spin_mutex, 5,s:   5,450,159 msg/sec
                 tbb::spin_mutex, 5,i:   5,789,854 msg/sec
                 tbb::spin_mutex, 6,s:   5,329,573 msg/sec
                 tbb::spin_mutex, 6,i:   4,290,253 msg/sec
                 tbb::spin_mutex, 7,s:   4,602,093 msg/sec
                 tbb::spin_mutex, 7,i:   4,353,382 msg/sec
                 tbb::spin_mutex, 8,s:   4,254,928 msg/sec
                 tbb::spin_mutex, 8,i:   4,082,789 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,347,055 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,258,119 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,308,602 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,553,499 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,702,868 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,628,990 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,627,941 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,607,642 msg/sec
   tbb::concurrent_bounded_queue, 5,s:  10,012,045 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,621,473 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,955,813 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,746,853 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,876,149 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,800,482 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,786,103 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,487,418 msg/sec
     xenium::michael_scott_queue, 1,s:   9,476,903 msg/sec
     xenium::michael_scott_queue, 1,i:   9,398,379 msg/sec
     xenium::michael_scott_queue, 2,s:   8,417,060 msg/sec
     xenium::michael_scott_queue, 2,i:   8,531,224 msg/sec
     xenium::michael_scott_queue, 3,s:   7,386,624 msg/sec
     xenium::michael_scott_queue, 3,i:   7,561,314 msg/sec
     xenium::michael_scott_queue, 4,s:   6,344,617 msg/sec
     xenium::michael_scott_queue, 4,i:   6,381,381 msg/sec
     xenium::michael_scott_queue, 5,s:   6,278,627 msg/sec
     xenium::michael_scott_queue, 5,i:   6,596,374 msg/sec
     xenium::michael_scott_queue, 6,s:   6,484,030 msg/sec
     xenium::michael_scott_queue, 6,i:   6,792,133 msg/sec
     xenium::michael_scott_queue, 7,s:   6,278,994 msg/sec
     xenium::michael_scott_queue, 7,i:   6,533,131 msg/sec
     xenium::michael_scott_queue, 8,s:   6,003,696 msg/sec
     xenium::michael_scott_queue, 8,i:   6,128,419 msg/sec
         xenium::ramalhete_queue, 1,s:  31,758,938 msg/sec
         xenium::ramalhete_queue, 1,i:  31,906,788 msg/sec
         xenium::ramalhete_queue, 2,s:  23,853,503 msg/sec
         xenium::ramalhete_queue, 2,i:  23,329,289 msg/sec
         xenium::ramalhete_queue, 3,s:  29,371,236 msg/sec
         xenium::ramalhete_queue, 3,i:  28,474,973 msg/sec
         xenium::ramalhete_queue, 4,s:  33,969,662 msg/sec
         xenium::ramalhete_queue, 4,i:  33,499,511 msg/sec
         xenium::ramalhete_queue, 5,s:  32,304,926 msg/sec
         xenium::ramalhete_queue, 5,i:  36,067,184 msg/sec
         xenium::ramalhete_queue, 6,s:  33,944,001 msg/sec
         xenium::ramalhete_queue, 6,i:  39,024,333 msg/sec
         xenium::ramalhete_queue, 7,s:  35,052,557 msg/sec
         xenium::ramalhete_queue, 7,i:  40,925,960 msg/sec
         xenium::ramalhete_queue, 8,s:  35,340,564 msg/sec
         xenium::ramalhete_queue, 8,i:  43,882,898 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,093,262 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 110,674,576 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,664,988 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,802,970 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,645,015 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,683,957 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,604,961 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,310,926 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,606,199 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,392,870 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,067,325 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,282,390 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,128,271 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,279,180 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,405,527 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,212,572 msg/sec
                     AtomicQueue, 1,s:  61,427,853 msg/sec
                     AtomicQueue, 1,i:  56,529,247 msg/sec
                     AtomicQueue, 2,s:  12,218,541 msg/sec
                     AtomicQueue, 2,i:  11,736,910 msg/sec
                     AtomicQueue, 3,s:  10,730,498 msg/sec
                     AtomicQueue, 3,i:   9,951,774 msg/sec
                     AtomicQueue, 4,s:   8,194,526 msg/sec
                     AtomicQueue, 4,i:   8,178,183 msg/sec
                     AtomicQueue, 5,s:   8,040,475 msg/sec
                     AtomicQueue, 5,i:   8,107,574 msg/sec
                     AtomicQueue, 6,s:   7,806,258 msg/sec
                     AtomicQueue, 6,i:   7,612,450 msg/sec
                     AtomicQueue, 7,s:   7,118,883 msg/sec
                     AtomicQueue, 7,i:   8,000,226 msg/sec
                     AtomicQueue, 8,s:   6,354,132 msg/sec
                     AtomicQueue, 8,i:   7,451,118 msg/sec
                    AtomicQueueB, 1,s:  43,940,446 msg/sec
                    AtomicQueueB, 1,i:  43,008,820 msg/sec
                    AtomicQueueB, 2,s:  12,016,402 msg/sec
                    AtomicQueueB, 2,i:  11,414,990 msg/sec
                    AtomicQueueB, 3,s:  10,979,705 msg/sec
                    AtomicQueueB, 3,i:  10,141,189 msg/sec
                    AtomicQueueB, 4,s:   8,057,752 msg/sec
                    AtomicQueueB, 4,i:   7,999,741 msg/sec
                    AtomicQueueB, 5,s:   7,645,727 msg/sec
                    AtomicQueueB, 5,i:   7,806,047 msg/sec
                    AtomicQueueB, 6,s:   7,310,630 msg/sec
                    AtomicQueueB, 6,i:   7,520,057 msg/sec
                    AtomicQueueB, 7,s:   6,856,542 msg/sec
                    AtomicQueueB, 7,i:   7,719,450 msg/sec
                    AtomicQueueB, 8,s:   6,305,545 msg/sec
                    AtomicQueueB, 8,i:   7,034,562 msg/sec
             OptimistAtomicQueue, 1,s: 808,623,647 msg/sec
             OptimistAtomicQueue, 1,i: 568,012,705 msg/sec
             OptimistAtomicQueue, 2,s:  32,641,677 msg/sec
             OptimistAtomicQueue, 2,i:  32,683,875 msg/sec
             OptimistAtomicQueue, 3,s:  36,617,409 msg/sec
             OptimistAtomicQueue, 3,i:  37,320,527 msg/sec
             OptimistAtomicQueue, 4,s:  39,235,079 msg/sec
             OptimistAtomicQueue, 4,i:  39,323,902 msg/sec
             OptimistAtomicQueue, 5,s:  42,548,351 msg/sec
             OptimistAtomicQueue, 5,i:  47,741,779 msg/sec
             OptimistAtomicQueue, 6,s:  42,347,168 msg/sec
             OptimistAtomicQueue, 6,i:  50,408,982 msg/sec
             OptimistAtomicQueue, 7,s:  44,612,862 msg/sec
             OptimistAtomicQueue, 7,i:  49,123,879 msg/sec
             OptimistAtomicQueue, 8,s:  46,415,662 msg/sec
             OptimistAtomicQueue, 8,i:  49,340,068 msg/sec
            OptimistAtomicQueueB, 1,s: 147,399,973 msg/sec
            OptimistAtomicQueueB, 1,i:  77,616,939 msg/sec
            OptimistAtomicQueueB, 2,s:  31,654,531 msg/sec
            OptimistAtomicQueueB, 2,i:  31,754,191 msg/sec
            OptimistAtomicQueueB, 3,s:  36,146,416 msg/sec
            OptimistAtomicQueueB, 3,i:  36,797,157 msg/sec
            OptimistAtomicQueueB, 4,s:  38,733,964 msg/sec
            OptimistAtomicQueueB, 4,i:  38,681,177 msg/sec
            OptimistAtomicQueueB, 5,s:  41,082,850 msg/sec
            OptimistAtomicQueueB, 5,i:  45,361,949 msg/sec
            OptimistAtomicQueueB, 6,s:  40,935,079 msg/sec
            OptimistAtomicQueueB, 6,i:  49,176,238 msg/sec
            OptimistAtomicQueueB, 7,s:  41,653,516 msg/sec
            OptimistAtomicQueueB, 7,i:  51,471,973 msg/sec
            OptimistAtomicQueueB, 8,s:  44,413,998 msg/sec
            OptimistAtomicQueueB, 8,i:  48,723,610 msg/sec
                    AtomicQueue2, 1,s:  22,937,043 msg/sec
                    AtomicQueue2, 1,i:  22,931,871 msg/sec
                    AtomicQueue2, 2,s:  11,851,573 msg/sec
                    AtomicQueue2, 2,i:  11,420,541 msg/sec
                    AtomicQueue2, 3,s:   9,513,074 msg/sec
                    AtomicQueue2, 3,i:   9,427,906 msg/sec
                    AtomicQueue2, 4,s:   8,104,896 msg/sec
                    AtomicQueue2, 4,i:   8,040,218 msg/sec
                    AtomicQueue2, 5,s:   7,924,492 msg/sec
                    AtomicQueue2, 5,i:   7,994,770 msg/sec
                    AtomicQueue2, 6,s:   7,814,162 msg/sec
                    AtomicQueue2, 6,i:   7,495,133 msg/sec
                    AtomicQueue2, 7,s:   7,126,745 msg/sec
                    AtomicQueue2, 7,i:   7,882,878 msg/sec
                    AtomicQueue2, 8,s:   6,387,410 msg/sec
                    AtomicQueue2, 8,i:   7,376,418 msg/sec
                   AtomicQueueB2, 1,s:  36,041,240 msg/sec
                   AtomicQueueB2, 1,i:  36,102,459 msg/sec
                   AtomicQueueB2, 2,s:  11,412,607 msg/sec
                   AtomicQueueB2, 2,i:  11,028,382 msg/sec
                   AtomicQueueB2, 3,s:   9,538,821 msg/sec
                   AtomicQueueB2, 3,i:   9,560,973 msg/sec
                   AtomicQueueB2, 4,s:   7,964,579 msg/sec
                   AtomicQueueB2, 4,i:   7,821,450 msg/sec
                   AtomicQueueB2, 5,s:   7,513,843 msg/sec
                   AtomicQueueB2, 5,i:   7,705,988 msg/sec
                   AtomicQueueB2, 6,s:   7,143,559 msg/sec
                   AtomicQueueB2, 6,i:   7,429,523 msg/sec
                   AtomicQueueB2, 7,s:   6,857,885 msg/sec
                   AtomicQueueB2, 7,i:   7,709,919 msg/sec
                   AtomicQueueB2, 8,s:   6,271,642 msg/sec
                   AtomicQueueB2, 8,i:   7,117,825 msg/sec
            OptimistAtomicQueue2, 1,s:  29,484,454 msg/sec
            OptimistAtomicQueue2, 1,i:  27,066,559 msg/sec
            OptimistAtomicQueue2, 2,s:  25,912,992 msg/sec
            OptimistAtomicQueue2, 2,i:  24,386,652 msg/sec
            OptimistAtomicQueue2, 3,s:  29,837,703 msg/sec
            OptimistAtomicQueue2, 3,i:  29,626,911 msg/sec
            OptimistAtomicQueue2, 4,s:  33,178,344 msg/sec
            OptimistAtomicQueue2, 4,i:  32,943,062 msg/sec
            OptimistAtomicQueue2, 5,s:  37,301,669 msg/sec
            OptimistAtomicQueue2, 5,i:  40,364,246 msg/sec
            OptimistAtomicQueue2, 6,s:  40,558,432 msg/sec
            OptimistAtomicQueue2, 6,i:  48,921,360 msg/sec
            OptimistAtomicQueue2, 7,s:  42,946,472 msg/sec
            OptimistAtomicQueue2, 7,i:  51,320,983 msg/sec
            OptimistAtomicQueue2, 8,s:  43,864,943 msg/sec
            OptimistAtomicQueue2, 8,i:  48,441,539 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,349,417 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,938,719 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,751,258 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,261,314 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,094,345 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,162,692 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,080,099 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,822,478 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,735,693 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,152,464 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,846,245 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,537,936 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,325,341 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,025,149 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,424,564 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,288,638 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000325 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000241 sec/round-trip
                      std::mutex: 0.000000436 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[124] 317m:45s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,116,786 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,187,616 msg/sec
          boost::lockfree::queue, 1,s:   6,872,223 msg/sec
          boost::lockfree::queue, 1,i:   6,939,515 msg/sec
          boost::lockfree::queue, 2,s:   7,706,881 msg/sec
          boost::lockfree::queue, 2,i:   7,517,488 msg/sec
          boost::lockfree::queue, 3,s:   7,350,659 msg/sec
          boost::lockfree::queue, 3,i:   7,547,111 msg/sec
          boost::lockfree::queue, 4,s:   6,415,271 msg/sec
          boost::lockfree::queue, 4,i:   6,793,623 msg/sec
          boost::lockfree::queue, 5,s:   6,477,040 msg/sec
          boost::lockfree::queue, 5,i:   6,497,710 msg/sec
          boost::lockfree::queue, 6,s:   5,955,905 msg/sec
          boost::lockfree::queue, 6,i:   6,112,443 msg/sec
          boost::lockfree::queue, 7,s:   5,943,488 msg/sec
          boost::lockfree::queue, 7,i:   6,017,119 msg/sec
          boost::lockfree::queue, 8,s:   5,437,799 msg/sec
          boost::lockfree::queue, 8,i:   5,581,130 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  81,785,628 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  65,733,880 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  23,323,767 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,696,740 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,003,715 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,590,012 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,014,960 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,931,249 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,909,583 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,130,250 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,308,968 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,601,335 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,491,542 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,215,943 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,043,737 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,532,317 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,273,830 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  39,171,040 msg/sec
                pthread_spinlock, 1,s:  28,838,262 msg/sec
                pthread_spinlock, 1,i:  26,212,284 msg/sec
                pthread_spinlock, 2,s:  15,587,619 msg/sec
                pthread_spinlock, 2,i:  16,892,515 msg/sec
                pthread_spinlock, 3,s:   8,395,953 msg/sec
                pthread_spinlock, 3,i:  11,944,157 msg/sec
                pthread_spinlock, 4,s:   6,471,800 msg/sec
                pthread_spinlock, 4,i:   9,200,839 msg/sec
                pthread_spinlock, 5,s:   8,773,790 msg/sec
                pthread_spinlock, 5,i:   9,348,698 msg/sec
                pthread_spinlock, 6,s:   8,291,678 msg/sec
                pthread_spinlock, 6,i:   8,553,350 msg/sec
                pthread_spinlock, 7,s:   7,573,316 msg/sec
                pthread_spinlock, 7,i:   7,715,041 msg/sec
                pthread_spinlock, 8,s:   6,900,414 msg/sec
                pthread_spinlock, 8,i:   6,907,024 msg/sec
                      std::mutex, 1,s:   6,675,013 msg/sec
                      std::mutex, 1,i:   6,986,870 msg/sec
                      std::mutex, 2,s:   5,353,438 msg/sec
                      std::mutex, 2,i:   5,648,305 msg/sec
                      std::mutex, 3,s:   5,003,474 msg/sec
                      std::mutex, 3,i:   6,237,522 msg/sec
                      std::mutex, 4,s:   6,306,972 msg/sec
                      std::mutex, 4,i:   6,376,780 msg/sec
                      std::mutex, 5,s:   6,185,123 msg/sec
                      std::mutex, 5,i:   6,037,293 msg/sec
                      std::mutex, 6,s:   6,090,401 msg/sec
                      std::mutex, 6,i:   6,045,256 msg/sec
                      std::mutex, 7,s:   5,910,879 msg/sec
                      std::mutex, 7,i:   5,893,662 msg/sec
                      std::mutex, 8,s:   5,710,797 msg/sec
                      std::mutex, 8,i:   5,673,716 msg/sec
                 tbb::spin_mutex, 1,s:  37,697,093 msg/sec
                 tbb::spin_mutex, 1,i:  37,448,359 msg/sec
                 tbb::spin_mutex, 2,s:  21,184,375 msg/sec
                 tbb::spin_mutex, 2,i:  18,386,468 msg/sec
                 tbb::spin_mutex, 3,s:   7,907,448 msg/sec
                 tbb::spin_mutex, 3,i:  10,247,089 msg/sec
                 tbb::spin_mutex, 4,s:   3,192,788 msg/sec
                 tbb::spin_mutex, 4,i:   6,205,447 msg/sec
                 tbb::spin_mutex, 5,s:   5,281,064 msg/sec
                 tbb::spin_mutex, 5,i:   5,835,766 msg/sec
                 tbb::spin_mutex, 6,s:   5,290,465 msg/sec
                 tbb::spin_mutex, 6,i:   4,368,962 msg/sec
                 tbb::spin_mutex, 7,s:   4,811,475 msg/sec
                 tbb::spin_mutex, 7,i:   4,338,256 msg/sec
                 tbb::spin_mutex, 8,s:   4,239,527 msg/sec
                 tbb::spin_mutex, 8,i:   4,092,263 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,467,320 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,427,903 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,891,145 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,902,491 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,592,185 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,922,184 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,100,455 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,399,031 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,732,244 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,760,385 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,918,870 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,882,927 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,758,746 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,178,353 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,650,517 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,302,518 msg/sec
     xenium::michael_scott_queue, 1,s:   9,413,196 msg/sec
     xenium::michael_scott_queue, 1,i:   9,399,949 msg/sec
     xenium::michael_scott_queue, 2,s:   8,501,510 msg/sec
     xenium::michael_scott_queue, 2,i:   8,451,569 msg/sec
     xenium::michael_scott_queue, 3,s:   7,143,781 msg/sec
     xenium::michael_scott_queue, 3,i:   7,546,395 msg/sec
     xenium::michael_scott_queue, 4,s:   6,265,432 msg/sec
     xenium::michael_scott_queue, 4,i:   6,333,276 msg/sec
     xenium::michael_scott_queue, 5,s:   6,285,097 msg/sec
     xenium::michael_scott_queue, 5,i:   6,633,317 msg/sec
     xenium::michael_scott_queue, 6,s:   6,486,174 msg/sec
     xenium::michael_scott_queue, 6,i:   6,764,001 msg/sec
     xenium::michael_scott_queue, 7,s:   6,353,597 msg/sec
     xenium::michael_scott_queue, 7,i:   6,546,616 msg/sec
     xenium::michael_scott_queue, 8,s:   5,992,814 msg/sec
     xenium::michael_scott_queue, 8,i:   6,157,316 msg/sec
         xenium::ramalhete_queue, 1,s:  31,813,901 msg/sec
         xenium::ramalhete_queue, 1,i:  31,731,634 msg/sec
         xenium::ramalhete_queue, 2,s:  23,611,133 msg/sec
         xenium::ramalhete_queue, 2,i:  23,335,844 msg/sec
         xenium::ramalhete_queue, 3,s:  29,101,313 msg/sec
         xenium::ramalhete_queue, 3,i:  28,409,421 msg/sec
         xenium::ramalhete_queue, 4,s:  33,711,836 msg/sec
         xenium::ramalhete_queue, 4,i:  33,424,789 msg/sec
         xenium::ramalhete_queue, 5,s:  32,019,736 msg/sec
         xenium::ramalhete_queue, 5,i:  36,158,884 msg/sec
         xenium::ramalhete_queue, 6,s:  34,027,733 msg/sec
         xenium::ramalhete_queue, 6,i:  38,998,269 msg/sec
         xenium::ramalhete_queue, 7,s:  35,109,160 msg/sec
         xenium::ramalhete_queue, 7,i:  41,665,900 msg/sec
         xenium::ramalhete_queue, 8,s:  35,548,104 msg/sec
         xenium::ramalhete_queue, 8,i:  44,145,201 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,629,216 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,924,418 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  23,054,990 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,216,433 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,707,254 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,056,663 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,565,180 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,396,361 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,054,055 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,297,059 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,023,854 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,611,304 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,238,257 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,407,425 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,397,540 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,344,020 msg/sec
                     AtomicQueue, 1,s:  71,989,022 msg/sec
                     AtomicQueue, 1,i:  57,176,565 msg/sec
                     AtomicQueue, 2,s:  12,218,087 msg/sec
                     AtomicQueue, 2,i:  11,777,946 msg/sec
                     AtomicQueue, 3,s:  10,743,399 msg/sec
                     AtomicQueue, 3,i:   9,968,997 msg/sec
                     AtomicQueue, 4,s:   8,214,327 msg/sec
                     AtomicQueue, 4,i:   8,184,114 msg/sec
                     AtomicQueue, 5,s:   8,025,101 msg/sec
                     AtomicQueue, 5,i:   8,135,978 msg/sec
                     AtomicQueue, 6,s:   7,913,451 msg/sec
                     AtomicQueue, 6,i:   7,604,703 msg/sec
                     AtomicQueue, 7,s:   7,141,559 msg/sec
                     AtomicQueue, 7,i:   8,001,074 msg/sec
                     AtomicQueue, 8,s:   6,352,123 msg/sec
                     AtomicQueue, 8,i:   7,451,934 msg/sec
                    AtomicQueueB, 1,s:  44,852,117 msg/sec
                    AtomicQueueB, 1,i:  43,853,009 msg/sec
                    AtomicQueueB, 2,s:  12,063,474 msg/sec
                    AtomicQueueB, 2,i:  11,456,834 msg/sec
                    AtomicQueueB, 3,s:  10,911,020 msg/sec
                    AtomicQueueB, 3,i:  10,173,389 msg/sec
                    AtomicQueueB, 4,s:   8,017,947 msg/sec
                    AtomicQueueB, 4,i:   8,084,049 msg/sec
                    AtomicQueueB, 5,s:   7,642,390 msg/sec
                    AtomicQueueB, 5,i:   7,752,609 msg/sec
                    AtomicQueueB, 6,s:   7,219,688 msg/sec
                    AtomicQueueB, 6,i:   7,514,285 msg/sec
                    AtomicQueueB, 7,s:   6,874,088 msg/sec
                    AtomicQueueB, 7,i:   7,770,159 msg/sec
                    AtomicQueueB, 8,s:   6,230,546 msg/sec
                    AtomicQueueB, 8,i:   7,177,046 msg/sec
             OptimistAtomicQueue, 1,s: 569,104,106 msg/sec
             OptimistAtomicQueue, 1,i: 549,703,277 msg/sec
             OptimistAtomicQueue, 2,s:  32,176,065 msg/sec
             OptimistAtomicQueue, 2,i:  32,689,763 msg/sec
             OptimistAtomicQueue, 3,s:  36,659,502 msg/sec
             OptimistAtomicQueue, 3,i:  37,354,452 msg/sec
             OptimistAtomicQueue, 4,s:  39,273,218 msg/sec
             OptimistAtomicQueue, 4,i:  39,406,522 msg/sec
             OptimistAtomicQueue, 5,s:  42,560,626 msg/sec
             OptimistAtomicQueue, 5,i:  47,171,880 msg/sec
             OptimistAtomicQueue, 6,s:  42,501,860 msg/sec
             OptimistAtomicQueue, 6,i:  50,456,576 msg/sec
             OptimistAtomicQueue, 7,s:  44,302,735 msg/sec
             OptimistAtomicQueue, 7,i:  52,067,246 msg/sec
             OptimistAtomicQueue, 8,s:  46,364,821 msg/sec
             OptimistAtomicQueue, 8,i:  48,863,169 msg/sec
            OptimistAtomicQueueB, 1,s:  89,989,431 msg/sec
            OptimistAtomicQueueB, 1,i:  76,496,818 msg/sec
            OptimistAtomicQueueB, 2,s:  32,211,783 msg/sec
            OptimistAtomicQueueB, 2,i:  31,903,790 msg/sec
            OptimistAtomicQueueB, 3,s:  36,196,665 msg/sec
            OptimistAtomicQueueB, 3,i:  36,798,975 msg/sec
            OptimistAtomicQueueB, 4,s:  38,555,684 msg/sec
            OptimistAtomicQueueB, 4,i:  38,596,975 msg/sec
            OptimistAtomicQueueB, 5,s:  40,292,498 msg/sec
            OptimistAtomicQueueB, 5,i:  45,756,488 msg/sec
            OptimistAtomicQueueB, 6,s:  40,826,708 msg/sec
            OptimistAtomicQueueB, 6,i:  49,168,907 msg/sec
            OptimistAtomicQueueB, 7,s:  42,705,290 msg/sec
            OptimistAtomicQueueB, 7,i:  50,824,075 msg/sec
            OptimistAtomicQueueB, 8,s:  44,286,519 msg/sec
            OptimistAtomicQueueB, 8,i:  47,916,219 msg/sec
                    AtomicQueue2, 1,s:  23,067,050 msg/sec
                    AtomicQueue2, 1,i:  23,069,063 msg/sec
                    AtomicQueue2, 2,s:  11,785,337 msg/sec
                    AtomicQueue2, 2,i:  11,456,079 msg/sec
                    AtomicQueue2, 3,s:   9,505,167 msg/sec
                    AtomicQueue2, 3,i:   9,349,937 msg/sec
                    AtomicQueue2, 4,s:   8,024,765 msg/sec
                    AtomicQueue2, 4,i:   7,997,747 msg/sec
                    AtomicQueue2, 5,s:   7,928,352 msg/sec
                    AtomicQueue2, 5,i:   7,946,610 msg/sec
                    AtomicQueue2, 6,s:   7,800,064 msg/sec
                    AtomicQueue2, 6,i:   7,560,214 msg/sec
                    AtomicQueue2, 7,s:   7,108,755 msg/sec
                    AtomicQueue2, 7,i:   7,860,746 msg/sec
                    AtomicQueue2, 8,s:   6,381,642 msg/sec
                    AtomicQueue2, 8,i:   7,333,945 msg/sec
                   AtomicQueueB2, 1,s:  36,208,942 msg/sec
                   AtomicQueueB2, 1,i:  32,656,827 msg/sec
                   AtomicQueueB2, 2,s:  11,363,036 msg/sec
                   AtomicQueueB2, 2,i:  11,107,814 msg/sec
                   AtomicQueueB2, 3,s:   9,578,539 msg/sec
                   AtomicQueueB2, 3,i:   9,479,596 msg/sec
                   AtomicQueueB2, 4,s:   7,957,153 msg/sec
                   AtomicQueueB2, 4,i:   7,812,294 msg/sec
                   AtomicQueueB2, 5,s:   7,537,532 msg/sec
                   AtomicQueueB2, 5,i:   7,603,512 msg/sec
                   AtomicQueueB2, 6,s:   7,248,614 msg/sec
                   AtomicQueueB2, 6,i:   7,412,884 msg/sec
                   AtomicQueueB2, 7,s:   6,914,111 msg/sec
                   AtomicQueueB2, 7,i:   7,716,312 msg/sec
                   AtomicQueueB2, 8,s:   6,347,362 msg/sec
                   AtomicQueueB2, 8,i:   7,102,395 msg/sec
            OptimistAtomicQueue2, 1,s:  32,681,490 msg/sec
            OptimistAtomicQueue2, 1,i:  32,780,772 msg/sec
            OptimistAtomicQueue2, 2,s:  29,499,190 msg/sec
            OptimistAtomicQueue2, 2,i:  24,173,120 msg/sec
            OptimistAtomicQueue2, 3,s:  30,324,402 msg/sec
            OptimistAtomicQueue2, 3,i:  30,035,433 msg/sec
            OptimistAtomicQueue2, 4,s:  33,260,873 msg/sec
            OptimistAtomicQueue2, 4,i:  33,366,851 msg/sec
            OptimistAtomicQueue2, 5,s:  37,186,694 msg/sec
            OptimistAtomicQueue2, 5,i:  41,145,171 msg/sec
            OptimistAtomicQueue2, 6,s:  40,380,526 msg/sec
            OptimistAtomicQueue2, 6,i:  49,287,690 msg/sec
            OptimistAtomicQueue2, 7,s:  42,757,128 msg/sec
            OptimistAtomicQueue2, 7,i:  51,384,580 msg/sec
            OptimistAtomicQueue2, 8,s:  43,948,364 msg/sec
            OptimistAtomicQueue2, 8,i:  48,531,834 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,207,664 msg/sec
           OptimistAtomicQueueB2, 1,i:  67,999,450 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,823,001 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,168,219 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,922,034 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,093,040 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,447,701 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,857,930 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,535,056 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,861,229 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,430,400 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,468,167 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,803,315 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,057,560 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,133,080 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,865,719 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000119 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000246 sec/round-trip
                      std::mutex: 0.000000468 sec/round-trip
                 tbb::spin_mutex: 0.000000248 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000198 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[125] 316m:26s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,864,932 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,989,485 msg/sec
          boost::lockfree::queue, 1,s:   6,765,494 msg/sec
          boost::lockfree::queue, 1,i:   6,806,240 msg/sec
          boost::lockfree::queue, 2,s:   7,608,713 msg/sec
          boost::lockfree::queue, 2,i:   7,490,507 msg/sec
          boost::lockfree::queue, 3,s:   7,366,276 msg/sec
          boost::lockfree::queue, 3,i:   7,563,643 msg/sec
          boost::lockfree::queue, 4,s:   6,421,593 msg/sec
          boost::lockfree::queue, 4,i:   6,759,530 msg/sec
          boost::lockfree::queue, 5,s:   6,423,806 msg/sec
          boost::lockfree::queue, 5,i:   6,518,629 msg/sec
          boost::lockfree::queue, 6,s:   6,032,455 msg/sec
          boost::lockfree::queue, 6,i:   6,111,301 msg/sec
          boost::lockfree::queue, 7,s:   6,028,691 msg/sec
          boost::lockfree::queue, 7,i:   6,037,091 msg/sec
          boost::lockfree::queue, 8,s:   5,508,793 msg/sec
          boost::lockfree::queue, 8,i:   5,522,090 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 480,930,735 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 484,096,931 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,101,075 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,575,161 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,024,931 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,405,871 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,755,924 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,773,371 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,432,718 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,503,094 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,413,738 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,839,995 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,341,020 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  32,782,057 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,011,037 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,199,065 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  50,005,381 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,057,827 msg/sec
                pthread_spinlock, 1,s:  28,847,622 msg/sec
                pthread_spinlock, 1,i:  25,345,410 msg/sec
                pthread_spinlock, 2,s:  16,133,550 msg/sec
                pthread_spinlock, 2,i:  17,105,594 msg/sec
                pthread_spinlock, 3,s:   8,437,497 msg/sec
                pthread_spinlock, 3,i:  11,873,308 msg/sec
                pthread_spinlock, 4,s:   6,481,159 msg/sec
                pthread_spinlock, 4,i:   9,064,883 msg/sec
                pthread_spinlock, 5,s:   8,526,994 msg/sec
                pthread_spinlock, 5,i:   9,407,369 msg/sec
                pthread_spinlock, 6,s:   8,556,387 msg/sec
                pthread_spinlock, 6,i:   8,809,462 msg/sec
                pthread_spinlock, 7,s:   7,631,733 msg/sec
                pthread_spinlock, 7,i:   8,020,114 msg/sec
                pthread_spinlock, 8,s:   6,656,436 msg/sec
                pthread_spinlock, 8,i:   6,978,449 msg/sec
                      std::mutex, 1,s:   6,897,871 msg/sec
                      std::mutex, 1,i:   6,893,207 msg/sec
                      std::mutex, 2,s:   5,172,929 msg/sec
                      std::mutex, 2,i:   5,393,496 msg/sec
                      std::mutex, 3,s:   6,131,109 msg/sec
                      std::mutex, 3,i:   5,607,020 msg/sec
                      std::mutex, 4,s:   5,247,680 msg/sec
                      std::mutex, 4,i:   6,131,522 msg/sec
                      std::mutex, 5,s:   5,653,172 msg/sec
                      std::mutex, 5,i:   6,007,677 msg/sec
                      std::mutex, 6,s:   5,908,142 msg/sec
                      std::mutex, 6,i:   5,931,516 msg/sec
                      std::mutex, 7,s:   5,806,759 msg/sec
                      std::mutex, 7,i:   5,820,206 msg/sec
                      std::mutex, 8,s:   5,665,904 msg/sec
                      std::mutex, 8,i:   5,669,423 msg/sec
                 tbb::spin_mutex, 1,s:  37,851,670 msg/sec
                 tbb::spin_mutex, 1,i:  37,462,315 msg/sec
                 tbb::spin_mutex, 2,s:  21,195,508 msg/sec
                 tbb::spin_mutex, 2,i:  18,514,744 msg/sec
                 tbb::spin_mutex, 3,s:   8,010,063 msg/sec
                 tbb::spin_mutex, 3,i:  10,819,898 msg/sec
                 tbb::spin_mutex, 4,s:   3,241,144 msg/sec
                 tbb::spin_mutex, 4,i:   6,354,252 msg/sec
                 tbb::spin_mutex, 5,s:   5,250,812 msg/sec
                 tbb::spin_mutex, 5,i:   5,679,708 msg/sec
                 tbb::spin_mutex, 6,s:   5,345,147 msg/sec
                 tbb::spin_mutex, 6,i:   4,386,434 msg/sec
                 tbb::spin_mutex, 7,s:   4,876,086 msg/sec
                 tbb::spin_mutex, 7,i:   4,306,850 msg/sec
                 tbb::spin_mutex, 8,s:   4,263,333 msg/sec
                 tbb::spin_mutex, 8,i:   4,171,929 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,431,535 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,005,683 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,554,808 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,796,247 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,140,502 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,793,244 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,283,242 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,238,096 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,786,490 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,170,689 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,860,403 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,399,389 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,959,639 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,580,170 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,040,870 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,748,077 msg/sec
     xenium::michael_scott_queue, 1,s:   9,065,504 msg/sec
     xenium::michael_scott_queue, 1,i:   8,938,902 msg/sec
     xenium::michael_scott_queue, 2,s:   8,384,789 msg/sec
     xenium::michael_scott_queue, 2,i:   8,456,171 msg/sec
     xenium::michael_scott_queue, 3,s:   7,237,243 msg/sec
     xenium::michael_scott_queue, 3,i:   7,557,556 msg/sec
     xenium::michael_scott_queue, 4,s:   6,285,371 msg/sec
     xenium::michael_scott_queue, 4,i:   6,356,383 msg/sec
     xenium::michael_scott_queue, 5,s:   6,326,144 msg/sec
     xenium::michael_scott_queue, 5,i:   6,675,084 msg/sec
     xenium::michael_scott_queue, 6,s:   6,497,668 msg/sec
     xenium::michael_scott_queue, 6,i:   6,698,015 msg/sec
     xenium::michael_scott_queue, 7,s:   6,256,230 msg/sec
     xenium::michael_scott_queue, 7,i:   6,542,598 msg/sec
     xenium::michael_scott_queue, 8,s:   5,953,420 msg/sec
     xenium::michael_scott_queue, 8,i:   6,099,674 msg/sec
         xenium::ramalhete_queue, 1,s:  31,666,406 msg/sec
         xenium::ramalhete_queue, 1,i:  32,144,774 msg/sec
         xenium::ramalhete_queue, 2,s:  23,543,043 msg/sec
         xenium::ramalhete_queue, 2,i:  23,268,900 msg/sec
         xenium::ramalhete_queue, 3,s:  29,182,875 msg/sec
         xenium::ramalhete_queue, 3,i:  28,430,054 msg/sec
         xenium::ramalhete_queue, 4,s:  33,830,985 msg/sec
         xenium::ramalhete_queue, 4,i:  33,561,378 msg/sec
         xenium::ramalhete_queue, 5,s:  32,074,233 msg/sec
         xenium::ramalhete_queue, 5,i:  36,027,365 msg/sec
         xenium::ramalhete_queue, 6,s:  34,035,366 msg/sec
         xenium::ramalhete_queue, 6,i:  40,169,636 msg/sec
         xenium::ramalhete_queue, 7,s:  35,119,981 msg/sec
         xenium::ramalhete_queue, 7,i:  41,343,046 msg/sec
         xenium::ramalhete_queue, 8,s:  35,293,521 msg/sec
         xenium::ramalhete_queue, 8,i:  43,434,679 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,182,018 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,224,798 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,853,705 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,839,758 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,605,776 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,930,647 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,658,421 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,375,680 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,991,149 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,238,949 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,982,580 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,410,435 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,270,514 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,918,628 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,394,417 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,267,531 msg/sec
                     AtomicQueue, 1,s:  63,531,534 msg/sec
                     AtomicQueue, 1,i:  56,306,170 msg/sec
                     AtomicQueue, 2,s:  12,235,051 msg/sec
                     AtomicQueue, 2,i:  11,739,841 msg/sec
                     AtomicQueue, 3,s:  10,826,228 msg/sec
                     AtomicQueue, 3,i:   9,923,140 msg/sec
                     AtomicQueue, 4,s:   8,224,126 msg/sec
                     AtomicQueue, 4,i:   8,214,215 msg/sec
                     AtomicQueue, 5,s:   8,042,270 msg/sec
                     AtomicQueue, 5,i:   8,072,705 msg/sec
                     AtomicQueue, 6,s:   7,823,610 msg/sec
                     AtomicQueue, 6,i:   7,613,754 msg/sec
                     AtomicQueue, 7,s:   7,123,762 msg/sec
                     AtomicQueue, 7,i:   7,984,550 msg/sec
                     AtomicQueue, 8,s:   6,315,842 msg/sec
                     AtomicQueue, 8,i:   7,436,540 msg/sec
                    AtomicQueueB, 1,s:  43,941,851 msg/sec
                    AtomicQueueB, 1,i:  42,911,934 msg/sec
                    AtomicQueueB, 2,s:  11,823,890 msg/sec
                    AtomicQueueB, 2,i:  11,466,200 msg/sec
                    AtomicQueueB, 3,s:  10,942,039 msg/sec
                    AtomicQueueB, 3,i:  10,181,147 msg/sec
                    AtomicQueueB, 4,s:   8,074,869 msg/sec
                    AtomicQueueB, 4,i:   8,034,654 msg/sec
                    AtomicQueueB, 5,s:   7,694,217 msg/sec
                    AtomicQueueB, 5,i:   7,784,634 msg/sec
                    AtomicQueueB, 6,s:   7,283,338 msg/sec
                    AtomicQueueB, 6,i:   7,524,437 msg/sec
                    AtomicQueueB, 7,s:   6,846,866 msg/sec
                    AtomicQueueB, 7,i:   7,685,086 msg/sec
                    AtomicQueueB, 8,s:   6,226,583 msg/sec
                    AtomicQueueB, 8,i:   7,132,945 msg/sec
             OptimistAtomicQueue, 1,s: 715,624,827 msg/sec
             OptimistAtomicQueue, 1,i: 521,127,145 msg/sec
             OptimistAtomicQueue, 2,s:  32,649,080 msg/sec
             OptimistAtomicQueue, 2,i:  32,735,031 msg/sec
             OptimistAtomicQueue, 3,s:  36,683,672 msg/sec
             OptimistAtomicQueue, 3,i:  37,414,562 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,021 msg/sec
             OptimistAtomicQueue, 4,i:  39,374,367 msg/sec
             OptimistAtomicQueue, 5,s:  42,408,477 msg/sec
             OptimistAtomicQueue, 5,i:  46,342,796 msg/sec
             OptimistAtomicQueue, 6,s:  42,576,481 msg/sec
             OptimistAtomicQueue, 6,i:  50,394,157 msg/sec
             OptimistAtomicQueue, 7,s:  44,284,067 msg/sec
             OptimistAtomicQueue, 7,i:  48,995,157 msg/sec
             OptimistAtomicQueue, 8,s:  46,390,470 msg/sec
             OptimistAtomicQueue, 8,i:  48,970,904 msg/sec
            OptimistAtomicQueueB, 1,s:  77,849,160 msg/sec
            OptimistAtomicQueueB, 1,i:  76,515,653 msg/sec
            OptimistAtomicQueueB, 2,s:  31,725,669 msg/sec
            OptimistAtomicQueueB, 2,i:  32,238,638 msg/sec
            OptimistAtomicQueueB, 3,s:  36,289,642 msg/sec
            OptimistAtomicQueueB, 3,i:  36,842,421 msg/sec
            OptimistAtomicQueueB, 4,s:  38,654,645 msg/sec
            OptimistAtomicQueueB, 4,i:  38,653,127 msg/sec
            OptimistAtomicQueueB, 5,s:  40,164,602 msg/sec
            OptimistAtomicQueueB, 5,i:  45,387,206 msg/sec
            OptimistAtomicQueueB, 6,s:  40,993,900 msg/sec
            OptimistAtomicQueueB, 6,i:  48,950,517 msg/sec
            OptimistAtomicQueueB, 7,s:  41,908,409 msg/sec
            OptimistAtomicQueueB, 7,i:  51,492,073 msg/sec
            OptimistAtomicQueueB, 8,s:  44,423,689 msg/sec
            OptimistAtomicQueueB, 8,i:  47,761,339 msg/sec
                    AtomicQueue2, 1,s:  22,861,818 msg/sec
                    AtomicQueue2, 1,i:  22,853,258 msg/sec
                    AtomicQueue2, 2,s:  11,775,783 msg/sec
                    AtomicQueue2, 2,i:  11,396,863 msg/sec
                    AtomicQueue2, 3,s:   9,800,441 msg/sec
                    AtomicQueue2, 3,i:   9,366,650 msg/sec
                    AtomicQueue2, 4,s:   8,019,994 msg/sec
                    AtomicQueue2, 4,i:   8,058,669 msg/sec
                    AtomicQueue2, 5,s:   7,936,988 msg/sec
                    AtomicQueue2, 5,i:   8,012,852 msg/sec
                    AtomicQueue2, 6,s:   7,864,338 msg/sec
                    AtomicQueue2, 6,i:   7,516,972 msg/sec
                    AtomicQueue2, 7,s:   7,107,626 msg/sec
                    AtomicQueue2, 7,i:   7,884,655 msg/sec
                    AtomicQueue2, 8,s:   6,392,270 msg/sec
                    AtomicQueue2, 8,i:   7,334,005 msg/sec
                   AtomicQueueB2, 1,s:  36,080,027 msg/sec
                   AtomicQueueB2, 1,i:  36,132,492 msg/sec
                   AtomicQueueB2, 2,s:  11,447,755 msg/sec
                   AtomicQueueB2, 2,i:  11,054,525 msg/sec
                   AtomicQueueB2, 3,s:   9,637,504 msg/sec
                   AtomicQueueB2, 3,i:   9,512,886 msg/sec
                   AtomicQueueB2, 4,s:   7,945,860 msg/sec
                   AtomicQueueB2, 4,i:   7,892,217 msg/sec
                   AtomicQueueB2, 5,s:   7,611,335 msg/sec
                   AtomicQueueB2, 5,i:   7,770,443 msg/sec
                   AtomicQueueB2, 6,s:   7,256,124 msg/sec
                   AtomicQueueB2, 6,i:   7,472,476 msg/sec
                   AtomicQueueB2, 7,s:   6,906,109 msg/sec
                   AtomicQueueB2, 7,i:   7,723,275 msg/sec
                   AtomicQueueB2, 8,s:   6,271,383 msg/sec
                   AtomicQueueB2, 8,i:   7,080,396 msg/sec
            OptimistAtomicQueue2, 1,s: 436,945,154 msg/sec
            OptimistAtomicQueue2, 1,i: 417,813,346 msg/sec
            OptimistAtomicQueue2, 2,s:  24,248,591 msg/sec
            OptimistAtomicQueue2, 2,i:  25,135,521 msg/sec
            OptimistAtomicQueue2, 3,s:  29,843,123 msg/sec
            OptimistAtomicQueue2, 3,i:  29,579,548 msg/sec
            OptimistAtomicQueue2, 4,s:  33,160,236 msg/sec
            OptimistAtomicQueue2, 4,i:  33,710,223 msg/sec
            OptimistAtomicQueue2, 5,s:  37,026,586 msg/sec
            OptimistAtomicQueue2, 5,i:  40,626,566 msg/sec
            OptimistAtomicQueue2, 6,s:  40,502,346 msg/sec
            OptimistAtomicQueue2, 6,i:  49,106,384 msg/sec
            OptimistAtomicQueue2, 7,s:  42,758,220 msg/sec
            OptimistAtomicQueue2, 7,i:  51,770,409 msg/sec
            OptimistAtomicQueue2, 8,s:  44,494,952 msg/sec
            OptimistAtomicQueue2, 8,i:  48,061,602 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,149,690 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,864,897 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,338,109 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,294,345 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,722,448 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,652,042 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,394,404 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,158,042 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,557,626 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,406,357 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,394,735 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,401,717 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,176,516 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,186,638 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,241,664 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,484,516 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000130 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000363 sec/round-trip
         xenium::ramalhete_queue: 0.000000274 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000216 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000155 sec/round-trip

[126] 315m:7s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,482,972 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,501,858 msg/sec
          boost::lockfree::queue, 1,s:   6,808,261 msg/sec
          boost::lockfree::queue, 1,i:   6,920,959 msg/sec
          boost::lockfree::queue, 2,s:   7,663,675 msg/sec
          boost::lockfree::queue, 2,i:   7,481,117 msg/sec
          boost::lockfree::queue, 3,s:   7,406,348 msg/sec
          boost::lockfree::queue, 3,i:   7,567,377 msg/sec
          boost::lockfree::queue, 4,s:   6,408,388 msg/sec
          boost::lockfree::queue, 4,i:   6,846,858 msg/sec
          boost::lockfree::queue, 5,s:   6,395,028 msg/sec
          boost::lockfree::queue, 5,i:   6,444,714 msg/sec
          boost::lockfree::queue, 6,s:   6,035,836 msg/sec
          boost::lockfree::queue, 6,i:   6,113,426 msg/sec
          boost::lockfree::queue, 7,s:   5,829,286 msg/sec
          boost::lockfree::queue, 7,i:   6,078,752 msg/sec
          boost::lockfree::queue, 8,s:   5,449,797 msg/sec
          boost::lockfree::queue, 8,i:   5,547,992 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 395,454,096 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 353,346,433 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,086,202 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,196,562 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,407,890 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,339,258 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,109,232 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,653,564 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,879,914 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,995,565 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,280,942 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,117,647 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,371,277 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,879,005 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,320,074 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,465,773 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,267,914 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,873,597 msg/sec
                pthread_spinlock, 1,s:  28,857,351 msg/sec
                pthread_spinlock, 1,i:  25,372,990 msg/sec
                pthread_spinlock, 2,s:  15,504,026 msg/sec
                pthread_spinlock, 2,i:  16,915,967 msg/sec
                pthread_spinlock, 3,s:   8,391,284 msg/sec
                pthread_spinlock, 3,i:  12,051,940 msg/sec
                pthread_spinlock, 4,s:   6,494,367 msg/sec
                pthread_spinlock, 4,i:   9,253,497 msg/sec
                pthread_spinlock, 5,s:   8,688,257 msg/sec
                pthread_spinlock, 5,i:  10,376,139 msg/sec
                pthread_spinlock, 6,s:   8,504,639 msg/sec
                pthread_spinlock, 6,i:   8,922,342 msg/sec
                pthread_spinlock, 7,s:   7,537,006 msg/sec
                pthread_spinlock, 7,i:   7,614,061 msg/sec
                pthread_spinlock, 8,s:   6,971,252 msg/sec
                pthread_spinlock, 8,i:   6,911,238 msg/sec
                      std::mutex, 1,s:   5,962,566 msg/sec
                      std::mutex, 1,i:   6,986,024 msg/sec
                      std::mutex, 2,s:   5,588,725 msg/sec
                      std::mutex, 2,i:   6,427,691 msg/sec
                      std::mutex, 3,s:   5,544,642 msg/sec
                      std::mutex, 3,i:   5,615,566 msg/sec
                      std::mutex, 4,s:   6,158,359 msg/sec
                      std::mutex, 4,i:   5,673,948 msg/sec
                      std::mutex, 5,s:   5,932,579 msg/sec
                      std::mutex, 5,i:   6,020,225 msg/sec
                      std::mutex, 6,s:   5,734,453 msg/sec
                      std::mutex, 6,i:   5,808,438 msg/sec
                      std::mutex, 7,s:   5,741,880 msg/sec
                      std::mutex, 7,i:   5,655,107 msg/sec
                      std::mutex, 8,s:   5,610,360 msg/sec
                      std::mutex, 8,i:   5,622,857 msg/sec
                 tbb::spin_mutex, 1,s:  37,598,069 msg/sec
                 tbb::spin_mutex, 1,i:  32,967,311 msg/sec
                 tbb::spin_mutex, 2,s:  21,194,606 msg/sec
                 tbb::spin_mutex, 2,i:  18,229,111 msg/sec
                 tbb::spin_mutex, 3,s:   7,397,964 msg/sec
                 tbb::spin_mutex, 3,i:  10,282,219 msg/sec
                 tbb::spin_mutex, 4,s:   3,199,486 msg/sec
                 tbb::spin_mutex, 4,i:   6,343,550 msg/sec
                 tbb::spin_mutex, 5,s:   5,429,560 msg/sec
                 tbb::spin_mutex, 5,i:   5,734,855 msg/sec
                 tbb::spin_mutex, 6,s:   5,401,247 msg/sec
                 tbb::spin_mutex, 6,i:   4,426,429 msg/sec
                 tbb::spin_mutex, 7,s:   4,819,249 msg/sec
                 tbb::spin_mutex, 7,i:   4,347,131 msg/sec
                 tbb::spin_mutex, 8,s:   3,840,041 msg/sec
                 tbb::spin_mutex, 8,i:   4,177,421 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,923,316 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,288,319 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,019,882 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,210,678 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,460,548 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,369,588 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,337,846 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,207,057 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,820,407 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,756,300 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,732,112 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,116,105 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,865,541 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,938,751 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,881,915 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,117,718 msg/sec
     xenium::michael_scott_queue, 1,s:   9,079,935 msg/sec
     xenium::michael_scott_queue, 1,i:   8,916,314 msg/sec
     xenium::michael_scott_queue, 2,s:   8,395,526 msg/sec
     xenium::michael_scott_queue, 2,i:   8,527,004 msg/sec
     xenium::michael_scott_queue, 3,s:   7,149,495 msg/sec
     xenium::michael_scott_queue, 3,i:   7,623,880 msg/sec
     xenium::michael_scott_queue, 4,s:   6,232,029 msg/sec
     xenium::michael_scott_queue, 4,i:   6,351,613 msg/sec
     xenium::michael_scott_queue, 5,s:   6,297,238 msg/sec
     xenium::michael_scott_queue, 5,i:   6,653,365 msg/sec
     xenium::michael_scott_queue, 6,s:   6,536,195 msg/sec
     xenium::michael_scott_queue, 6,i:   6,927,106 msg/sec
     xenium::michael_scott_queue, 7,s:   6,275,021 msg/sec
     xenium::michael_scott_queue, 7,i:   6,425,998 msg/sec
     xenium::michael_scott_queue, 8,s:   6,038,667 msg/sec
     xenium::michael_scott_queue, 8,i:   6,265,477 msg/sec
         xenium::ramalhete_queue, 1,s:  31,895,248 msg/sec
         xenium::ramalhete_queue, 1,i:  32,412,005 msg/sec
         xenium::ramalhete_queue, 2,s:  23,786,435 msg/sec
         xenium::ramalhete_queue, 2,i:  23,370,584 msg/sec
         xenium::ramalhete_queue, 3,s:  29,307,422 msg/sec
         xenium::ramalhete_queue, 3,i:  28,468,355 msg/sec
         xenium::ramalhete_queue, 4,s:  33,847,414 msg/sec
         xenium::ramalhete_queue, 4,i:  33,517,823 msg/sec
         xenium::ramalhete_queue, 5,s:  32,328,909 msg/sec
         xenium::ramalhete_queue, 5,i:  36,068,314 msg/sec
         xenium::ramalhete_queue, 6,s:  34,042,984 msg/sec
         xenium::ramalhete_queue, 6,i:  39,288,656 msg/sec
         xenium::ramalhete_queue, 7,s:  34,965,988 msg/sec
         xenium::ramalhete_queue, 7,i:  41,075,640 msg/sec
         xenium::ramalhete_queue, 8,s:  35,488,284 msg/sec
         xenium::ramalhete_queue, 8,i:  43,513,860 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,462,120 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  86,072,456 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,767,246 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,944,024 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,635,437 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,065,839 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,606,358 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,180,434 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,008,643 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,118,066 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,825,257 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,288,349 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,252,465 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,007,470 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,437,050 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,236,163 msg/sec
                     AtomicQueue, 1,s:  61,353,134 msg/sec
                     AtomicQueue, 1,i:  56,435,923 msg/sec
                     AtomicQueue, 2,s:  12,287,249 msg/sec
                     AtomicQueue, 2,i:  11,768,878 msg/sec
                     AtomicQueue, 3,s:  10,807,183 msg/sec
                     AtomicQueue, 3,i:  10,013,432 msg/sec
                     AtomicQueue, 4,s:   8,162,108 msg/sec
                     AtomicQueue, 4,i:   8,209,955 msg/sec
                     AtomicQueue, 5,s:   8,059,539 msg/sec
                     AtomicQueue, 5,i:   8,082,956 msg/sec
                     AtomicQueue, 6,s:   7,758,667 msg/sec
                     AtomicQueue, 6,i:   7,630,040 msg/sec
                     AtomicQueue, 7,s:   7,151,741 msg/sec
                     AtomicQueue, 7,i:   8,002,773 msg/sec
                     AtomicQueue, 8,s:   6,337,358 msg/sec
                     AtomicQueue, 8,i:   7,437,216 msg/sec
                    AtomicQueueB, 1,s:  43,844,390 msg/sec
                    AtomicQueueB, 1,i:  43,742,738 msg/sec
                    AtomicQueueB, 2,s:  11,689,076 msg/sec
                    AtomicQueueB, 2,i:  11,495,397 msg/sec
                    AtomicQueueB, 3,s:  11,018,797 msg/sec
                    AtomicQueueB, 3,i:  10,162,866 msg/sec
                    AtomicQueueB, 4,s:   8,039,821 msg/sec
                    AtomicQueueB, 4,i:   7,968,186 msg/sec
                    AtomicQueueB, 5,s:   7,565,845 msg/sec
                    AtomicQueueB, 5,i:   7,764,291 msg/sec
                    AtomicQueueB, 6,s:   7,369,473 msg/sec
                    AtomicQueueB, 6,i:   7,507,312 msg/sec
                    AtomicQueueB, 7,s:   6,904,089 msg/sec
                    AtomicQueueB, 7,i:   7,719,958 msg/sec
                    AtomicQueueB, 8,s:   6,219,263 msg/sec
                    AtomicQueueB, 8,i:   7,153,094 msg/sec
             OptimistAtomicQueue, 1,s: 794,376,450 msg/sec
             OptimistAtomicQueue, 1,i: 669,771,279 msg/sec
             OptimistAtomicQueue, 2,s:  32,242,588 msg/sec
             OptimistAtomicQueue, 2,i:  32,545,063 msg/sec
             OptimistAtomicQueue, 3,s:  36,634,587 msg/sec
             OptimistAtomicQueue, 3,i:  37,521,790 msg/sec
             OptimistAtomicQueue, 4,s:  39,275,350 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,551 msg/sec
             OptimistAtomicQueue, 5,s:  42,221,067 msg/sec
             OptimistAtomicQueue, 5,i:  47,141,993 msg/sec
             OptimistAtomicQueue, 6,s:  42,234,291 msg/sec
             OptimistAtomicQueue, 6,i:  49,808,065 msg/sec
             OptimistAtomicQueue, 7,s:  44,062,061 msg/sec
             OptimistAtomicQueue, 7,i:  52,008,711 msg/sec
             OptimistAtomicQueue, 8,s:  46,416,993 msg/sec
             OptimistAtomicQueue, 8,i:  49,568,752 msg/sec
            OptimistAtomicQueueB, 1,s:  77,868,531 msg/sec
            OptimistAtomicQueueB, 1,i:  76,585,986 msg/sec
            OptimistAtomicQueueB, 2,s:  32,246,187 msg/sec
            OptimistAtomicQueueB, 2,i:  31,837,391 msg/sec
            OptimistAtomicQueueB, 3,s:  36,204,103 msg/sec
            OptimistAtomicQueueB, 3,i:  36,889,584 msg/sec
            OptimistAtomicQueueB, 4,s:  38,637,488 msg/sec
            OptimistAtomicQueueB, 4,i:  38,697,611 msg/sec
            OptimistAtomicQueueB, 5,s:  41,165,196 msg/sec
            OptimistAtomicQueueB, 5,i:  45,217,613 msg/sec
            OptimistAtomicQueueB, 6,s:  40,997,981 msg/sec
            OptimistAtomicQueueB, 6,i:  49,099,735 msg/sec
            OptimistAtomicQueueB, 7,s:  41,637,601 msg/sec
            OptimistAtomicQueueB, 7,i:  51,391,366 msg/sec
            OptimistAtomicQueueB, 8,s:  44,349,100 msg/sec
            OptimistAtomicQueueB, 8,i:  47,524,005 msg/sec
                    AtomicQueue2, 1,s:  22,898,976 msg/sec
                    AtomicQueue2, 1,i:  22,879,220 msg/sec
                    AtomicQueue2, 2,s:  11,841,527 msg/sec
                    AtomicQueue2, 2,i:  11,356,039 msg/sec
                    AtomicQueue2, 3,s:   9,342,839 msg/sec
                    AtomicQueue2, 3,i:   9,430,852 msg/sec
                    AtomicQueue2, 4,s:   8,029,157 msg/sec
                    AtomicQueue2, 4,i:   8,079,031 msg/sec
                    AtomicQueue2, 5,s:   7,870,270 msg/sec
                    AtomicQueue2, 5,i:   8,042,457 msg/sec
                    AtomicQueue2, 6,s:   7,825,973 msg/sec
                    AtomicQueue2, 6,i:   7,533,565 msg/sec
                    AtomicQueue2, 7,s:   7,102,985 msg/sec
                    AtomicQueue2, 7,i:   7,902,666 msg/sec
                    AtomicQueue2, 8,s:   6,382,303 msg/sec
                    AtomicQueue2, 8,i:   7,392,610 msg/sec
                   AtomicQueueB2, 1,s:  36,196,078 msg/sec
                   AtomicQueueB2, 1,i:  36,028,465 msg/sec
                   AtomicQueueB2, 2,s:  11,299,308 msg/sec
                   AtomicQueueB2, 2,i:  11,106,321 msg/sec
                   AtomicQueueB2, 3,s:   9,550,781 msg/sec
                   AtomicQueueB2, 3,i:   9,552,166 msg/sec
                   AtomicQueueB2, 4,s:   7,850,634 msg/sec
                   AtomicQueueB2, 4,i:   7,761,811 msg/sec
                   AtomicQueueB2, 5,s:   7,469,267 msg/sec
                   AtomicQueueB2, 5,i:   7,688,863 msg/sec
                   AtomicQueueB2, 6,s:   7,257,841 msg/sec
                   AtomicQueueB2, 6,i:   7,433,722 msg/sec
                   AtomicQueueB2, 7,s:   6,882,144 msg/sec
                   AtomicQueueB2, 7,i:   7,705,050 msg/sec
                   AtomicQueueB2, 8,s:   6,256,629 msg/sec
                   AtomicQueueB2, 8,i:   7,053,908 msg/sec
            OptimistAtomicQueue2, 1,s: 450,863,386 msg/sec
            OptimistAtomicQueue2, 1,i:  34,396,609 msg/sec
            OptimistAtomicQueue2, 2,s:  22,616,370 msg/sec
            OptimistAtomicQueue2, 2,i:  24,528,247 msg/sec
            OptimistAtomicQueue2, 3,s:  30,337,418 msg/sec
            OptimistAtomicQueue2, 3,i:  30,002,280 msg/sec
            OptimistAtomicQueue2, 4,s:  33,227,932 msg/sec
            OptimistAtomicQueue2, 4,i:  33,272,663 msg/sec
            OptimistAtomicQueue2, 5,s:  37,174,292 msg/sec
            OptimistAtomicQueue2, 5,i:  40,568,431 msg/sec
            OptimistAtomicQueue2, 6,s:  40,471,493 msg/sec
            OptimistAtomicQueue2, 6,i:  49,294,224 msg/sec
            OptimistAtomicQueue2, 7,s:  42,656,076 msg/sec
            OptimistAtomicQueue2, 7,i:  51,559,275 msg/sec
            OptimistAtomicQueue2, 8,s:  43,979,595 msg/sec
            OptimistAtomicQueue2, 8,i:  49,472,676 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,675,068 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,873,332 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,490,174 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,196,981 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,677,908 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,043,943 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,105,133 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,043,268 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,531,709 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,102,342 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,282,180 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,752,619 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,293,473 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,164,749 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,138,375 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,417,071 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000152 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000220 sec/round-trip
                pthread_spinlock: 0.000000235 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000185 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000170 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[127] 313m:48s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,728,532 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,416,829 msg/sec
          boost::lockfree::queue, 1,s:   6,968,448 msg/sec
          boost::lockfree::queue, 1,i:   6,845,651 msg/sec
          boost::lockfree::queue, 2,s:   7,569,388 msg/sec
          boost::lockfree::queue, 2,i:   7,521,951 msg/sec
          boost::lockfree::queue, 3,s:   7,498,266 msg/sec
          boost::lockfree::queue, 3,i:   7,530,107 msg/sec
          boost::lockfree::queue, 4,s:   6,424,145 msg/sec
          boost::lockfree::queue, 4,i:   6,741,662 msg/sec
          boost::lockfree::queue, 5,s:   6,469,169 msg/sec
          boost::lockfree::queue, 5,i:   6,474,765 msg/sec
          boost::lockfree::queue, 6,s:   6,033,334 msg/sec
          boost::lockfree::queue, 6,i:   6,124,545 msg/sec
          boost::lockfree::queue, 7,s:   6,022,255 msg/sec
          boost::lockfree::queue, 7,i:   6,099,844 msg/sec
          boost::lockfree::queue, 8,s:   5,454,379 msg/sec
          boost::lockfree::queue, 8,i:   5,497,363 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 521,891,863 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 522,175,828 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,889,869 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,498,786 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,791,680 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,896,394 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,474,055 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,305,049 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,797,280 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,073,019 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,633,075 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,778,163 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,480,302 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,125,526 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,137,574 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,529,080 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,493,326 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,965,276 msg/sec
                pthread_spinlock, 1,s:  29,027,198 msg/sec
                pthread_spinlock, 1,i:  25,327,670 msg/sec
                pthread_spinlock, 2,s:  15,611,395 msg/sec
                pthread_spinlock, 2,i:  16,863,434 msg/sec
                pthread_spinlock, 3,s:   8,263,718 msg/sec
                pthread_spinlock, 3,i:  12,180,193 msg/sec
                pthread_spinlock, 4,s:   6,427,848 msg/sec
                pthread_spinlock, 4,i:   9,055,816 msg/sec
                pthread_spinlock, 5,s:   8,554,916 msg/sec
                pthread_spinlock, 5,i:   9,124,205 msg/sec
                pthread_spinlock, 6,s:   8,362,294 msg/sec
                pthread_spinlock, 6,i:   8,886,201 msg/sec
                pthread_spinlock, 7,s:   7,537,649 msg/sec
                pthread_spinlock, 7,i:   7,571,992 msg/sec
                pthread_spinlock, 8,s:   6,899,889 msg/sec
                pthread_spinlock, 8,i:   6,928,121 msg/sec
                      std::mutex, 1,s:   5,718,141 msg/sec
                      std::mutex, 1,i:   7,509,680 msg/sec
                      std::mutex, 2,s:   5,990,032 msg/sec
                      std::mutex, 2,i:   5,879,173 msg/sec
                      std::mutex, 3,s:   5,924,423 msg/sec
                      std::mutex, 3,i:   6,000,303 msg/sec
                      std::mutex, 4,s:   6,222,865 msg/sec
                      std::mutex, 4,i:   6,305,265 msg/sec
                      std::mutex, 5,s:   5,984,788 msg/sec
                      std::mutex, 5,i:   5,550,785 msg/sec
                      std::mutex, 6,s:   5,943,216 msg/sec
                      std::mutex, 6,i:   5,846,115 msg/sec
                      std::mutex, 7,s:   5,813,806 msg/sec
                      std::mutex, 7,i:   5,780,615 msg/sec
                      std::mutex, 8,s:   5,721,156 msg/sec
                      std::mutex, 8,i:   5,694,728 msg/sec
                 tbb::spin_mutex, 1,s:  37,883,749 msg/sec
                 tbb::spin_mutex, 1,i:  33,223,686 msg/sec
                 tbb::spin_mutex, 2,s:  21,262,374 msg/sec
                 tbb::spin_mutex, 2,i:  18,534,062 msg/sec
                 tbb::spin_mutex, 3,s:   7,464,706 msg/sec
                 tbb::spin_mutex, 3,i:  10,698,508 msg/sec
                 tbb::spin_mutex, 4,s:   3,192,987 msg/sec
                 tbb::spin_mutex, 4,i:   6,279,617 msg/sec
                 tbb::spin_mutex, 5,s:   5,360,564 msg/sec
                 tbb::spin_mutex, 5,i:   5,508,398 msg/sec
                 tbb::spin_mutex, 6,s:   5,365,953 msg/sec
                 tbb::spin_mutex, 6,i:   4,397,459 msg/sec
                 tbb::spin_mutex, 7,s:   4,695,987 msg/sec
                 tbb::spin_mutex, 7,i:   4,343,361 msg/sec
                 tbb::spin_mutex, 8,s:   4,266,358 msg/sec
                 tbb::spin_mutex, 8,i:   4,160,945 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,619,957 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,110,796 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,530,070 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,040,635 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,351,966 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,525,108 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,340,867 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,262,543 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,763,012 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,833,093 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,822,416 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,025,780 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,891,998 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,953,454 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,862,716 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,117,201 msg/sec
     xenium::michael_scott_queue, 1,s:   9,117,669 msg/sec
     xenium::michael_scott_queue, 1,i:   9,341,022 msg/sec
     xenium::michael_scott_queue, 2,s:   8,494,043 msg/sec
     xenium::michael_scott_queue, 2,i:   8,509,681 msg/sec
     xenium::michael_scott_queue, 3,s:   7,236,180 msg/sec
     xenium::michael_scott_queue, 3,i:   7,530,322 msg/sec
     xenium::michael_scott_queue, 4,s:   6,259,122 msg/sec
     xenium::michael_scott_queue, 4,i:   6,369,561 msg/sec
     xenium::michael_scott_queue, 5,s:   6,305,700 msg/sec
     xenium::michael_scott_queue, 5,i:   6,672,955 msg/sec
     xenium::michael_scott_queue, 6,s:   6,565,436 msg/sec
     xenium::michael_scott_queue, 6,i:   6,765,276 msg/sec
     xenium::michael_scott_queue, 7,s:   6,259,216 msg/sec
     xenium::michael_scott_queue, 7,i:   6,442,983 msg/sec
     xenium::michael_scott_queue, 8,s:   6,008,449 msg/sec
     xenium::michael_scott_queue, 8,i:   6,263,476 msg/sec
         xenium::ramalhete_queue, 1,s:  29,675,770 msg/sec
         xenium::ramalhete_queue, 1,i:  31,219,604 msg/sec
         xenium::ramalhete_queue, 2,s:  23,638,377 msg/sec
         xenium::ramalhete_queue, 2,i:  23,636,675 msg/sec
         xenium::ramalhete_queue, 3,s:  29,239,890 msg/sec
         xenium::ramalhete_queue, 3,i:  28,422,381 msg/sec
         xenium::ramalhete_queue, 4,s:  33,805,384 msg/sec
         xenium::ramalhete_queue, 4,i:  33,475,844 msg/sec
         xenium::ramalhete_queue, 5,s:  32,243,215 msg/sec
         xenium::ramalhete_queue, 5,i:  35,983,243 msg/sec
         xenium::ramalhete_queue, 6,s:  33,944,834 msg/sec
         xenium::ramalhete_queue, 6,i:  39,263,814 msg/sec
         xenium::ramalhete_queue, 7,s:  35,009,080 msg/sec
         xenium::ramalhete_queue, 7,i:  42,143,768 msg/sec
         xenium::ramalhete_queue, 8,s:  35,446,720 msg/sec
         xenium::ramalhete_queue, 8,i:  43,651,653 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,974,878 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  94,756,445 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,343,569 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,674,603 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,719,173 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,258,871 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,714,799 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,141,667 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,003,947 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,364,315 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,968,217 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,473,911 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,147,324 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,912,064 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,380,476 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,319,974 msg/sec
                     AtomicQueue, 1,s:  60,371,930 msg/sec
                     AtomicQueue, 1,i:  55,836,559 msg/sec
                     AtomicQueue, 2,s:  12,183,241 msg/sec
                     AtomicQueue, 2,i:  11,741,870 msg/sec
                     AtomicQueue, 3,s:  10,653,859 msg/sec
                     AtomicQueue, 3,i:   9,971,266 msg/sec
                     AtomicQueue, 4,s:   8,168,113 msg/sec
                     AtomicQueue, 4,i:   8,206,346 msg/sec
                     AtomicQueue, 5,s:   8,037,540 msg/sec
                     AtomicQueue, 5,i:   8,096,211 msg/sec
                     AtomicQueue, 6,s:   7,542,424 msg/sec
                     AtomicQueue, 6,i:   7,611,729 msg/sec
                     AtomicQueue, 7,s:   7,076,871 msg/sec
                     AtomicQueue, 7,i:   7,987,826 msg/sec
                     AtomicQueue, 8,s:   6,360,392 msg/sec
                     AtomicQueue, 8,i:   7,457,552 msg/sec
                    AtomicQueueB, 1,s:  43,854,804 msg/sec
                    AtomicQueueB, 1,i:  45,076,480 msg/sec
                    AtomicQueueB, 2,s:  11,849,123 msg/sec
                    AtomicQueueB, 2,i:  11,499,783 msg/sec
                    AtomicQueueB, 3,s:  10,940,667 msg/sec
                    AtomicQueueB, 3,i:  10,170,606 msg/sec
                    AtomicQueueB, 4,s:   8,036,099 msg/sec
                    AtomicQueueB, 4,i:   8,001,217 msg/sec
                    AtomicQueueB, 5,s:   7,488,269 msg/sec
                    AtomicQueueB, 5,i:   7,805,085 msg/sec
                    AtomicQueueB, 6,s:   7,288,335 msg/sec
                    AtomicQueueB, 6,i:   7,533,909 msg/sec
                    AtomicQueueB, 7,s:   6,912,580 msg/sec
                    AtomicQueueB, 7,i:   7,766,046 msg/sec
                    AtomicQueueB, 8,s:   6,291,111 msg/sec
                    AtomicQueueB, 8,i:   7,178,220 msg/sec
             OptimistAtomicQueue, 1,s: 805,631,200 msg/sec
             OptimistAtomicQueue, 1,i: 516,973,600 msg/sec
             OptimistAtomicQueue, 2,s:  32,142,284 msg/sec
             OptimistAtomicQueue, 2,i:  32,236,572 msg/sec
             OptimistAtomicQueue, 3,s:  36,639,165 msg/sec
             OptimistAtomicQueue, 3,i:  37,481,758 msg/sec
             OptimistAtomicQueue, 4,s:  39,280,809 msg/sec
             OptimistAtomicQueue, 4,i:  39,398,429 msg/sec
             OptimistAtomicQueue, 5,s:  42,342,710 msg/sec
             OptimistAtomicQueue, 5,i:  47,215,890 msg/sec
             OptimistAtomicQueue, 6,s:  42,352,242 msg/sec
             OptimistAtomicQueue, 6,i:  49,886,401 msg/sec
             OptimistAtomicQueue, 7,s:  45,148,801 msg/sec
             OptimistAtomicQueue, 7,i:  52,121,043 msg/sec
             OptimistAtomicQueue, 8,s:  46,493,603 msg/sec
             OptimistAtomicQueue, 8,i:  49,060,141 msg/sec
            OptimistAtomicQueueB, 1,s: 156,031,628 msg/sec
            OptimistAtomicQueueB, 1,i:  82,754,387 msg/sec
            OptimistAtomicQueueB, 2,s:  32,194,029 msg/sec
            OptimistAtomicQueueB, 2,i:  32,174,589 msg/sec
            OptimistAtomicQueueB, 3,s:  36,293,221 msg/sec
            OptimistAtomicQueueB, 3,i:  36,861,394 msg/sec
            OptimistAtomicQueueB, 4,s:  38,713,932 msg/sec
            OptimistAtomicQueueB, 4,i:  38,665,505 msg/sec
            OptimistAtomicQueueB, 5,s:  40,432,615 msg/sec
            OptimistAtomicQueueB, 5,i:  45,427,071 msg/sec
            OptimistAtomicQueueB, 6,s:  40,993,233 msg/sec
            OptimistAtomicQueueB, 6,i:  49,109,445 msg/sec
            OptimistAtomicQueueB, 7,s:  42,365,930 msg/sec
            OptimistAtomicQueueB, 7,i:  51,517,488 msg/sec
            OptimistAtomicQueueB, 8,s:  44,470,164 msg/sec
            OptimistAtomicQueueB, 8,i:  47,658,442 msg/sec
                    AtomicQueue2, 1,s:  22,932,453 msg/sec
                    AtomicQueue2, 1,i:  22,863,639 msg/sec
                    AtomicQueue2, 2,s:  11,840,108 msg/sec
                    AtomicQueue2, 2,i:  11,443,771 msg/sec
                    AtomicQueue2, 3,s:   9,417,273 msg/sec
                    AtomicQueue2, 3,i:   9,362,925 msg/sec
                    AtomicQueue2, 4,s:   8,070,402 msg/sec
                    AtomicQueue2, 4,i:   8,039,168 msg/sec
                    AtomicQueue2, 5,s:   7,926,605 msg/sec
                    AtomicQueue2, 5,i:   8,014,502 msg/sec
                    AtomicQueue2, 6,s:   7,786,529 msg/sec
                    AtomicQueue2, 6,i:   7,505,871 msg/sec
                    AtomicQueue2, 7,s:   7,173,718 msg/sec
                    AtomicQueue2, 7,i:   7,881,044 msg/sec
                    AtomicQueue2, 8,s:   6,369,952 msg/sec
                    AtomicQueue2, 8,i:   7,239,478 msg/sec
                   AtomicQueueB2, 1,s:  35,786,423 msg/sec
                   AtomicQueueB2, 1,i:  32,644,572 msg/sec
                   AtomicQueueB2, 2,s:  11,422,160 msg/sec
                   AtomicQueueB2, 2,i:  11,104,939 msg/sec
                   AtomicQueueB2, 3,s:   9,634,305 msg/sec
                   AtomicQueueB2, 3,i:   9,591,458 msg/sec
                   AtomicQueueB2, 4,s:   7,893,816 msg/sec
                   AtomicQueueB2, 4,i:   7,847,447 msg/sec
                   AtomicQueueB2, 5,s:   7,522,479 msg/sec
                   AtomicQueueB2, 5,i:   7,667,588 msg/sec
                   AtomicQueueB2, 6,s:   7,327,303 msg/sec
                   AtomicQueueB2, 6,i:   7,465,408 msg/sec
                   AtomicQueueB2, 7,s:   6,855,666 msg/sec
                   AtomicQueueB2, 7,i:   7,719,316 msg/sec
                   AtomicQueueB2, 8,s:   6,341,628 msg/sec
                   AtomicQueueB2, 8,i:   7,100,898 msg/sec
            OptimistAtomicQueue2, 1,s: 464,674,730 msg/sec
            OptimistAtomicQueue2, 1,i: 460,398,426 msg/sec
            OptimistAtomicQueue2, 2,s:  24,803,480 msg/sec
            OptimistAtomicQueue2, 2,i:  25,257,982 msg/sec
            OptimistAtomicQueue2, 3,s:  30,329,458 msg/sec
            OptimistAtomicQueue2, 3,i:  30,037,305 msg/sec
            OptimistAtomicQueue2, 4,s:  33,233,233 msg/sec
            OptimistAtomicQueue2, 4,i:  33,358,789 msg/sec
            OptimistAtomicQueue2, 5,s:  37,484,310 msg/sec
            OptimistAtomicQueue2, 5,i:  41,202,908 msg/sec
            OptimistAtomicQueue2, 6,s:  40,141,292 msg/sec
            OptimistAtomicQueue2, 6,i:  49,247,974 msg/sec
            OptimistAtomicQueue2, 7,s:  42,809,507 msg/sec
            OptimistAtomicQueue2, 7,i:  51,211,768 msg/sec
            OptimistAtomicQueue2, 8,s:  43,953,670 msg/sec
            OptimistAtomicQueue2, 8,i:  48,398,762 msg/sec
           OptimistAtomicQueueB2, 1,s:  73,421,223 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,872,646 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,744,524 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,280,344 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,693,979 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,078,405 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,029,322 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,119,223 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,540,859 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,224,338 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,837,801 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,231,902 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,259,301 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,363,171 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,388,447 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,898,036 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000116 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000220 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000381 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[128] 312m:29s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,535,082 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,709,714 msg/sec
          boost::lockfree::queue, 1,s:   7,048,959 msg/sec
          boost::lockfree::queue, 1,i:   7,008,997 msg/sec
          boost::lockfree::queue, 2,s:   7,684,744 msg/sec
          boost::lockfree::queue, 2,i:   7,634,586 msg/sec
          boost::lockfree::queue, 3,s:   7,361,266 msg/sec
          boost::lockfree::queue, 3,i:   7,557,166 msg/sec
          boost::lockfree::queue, 4,s:   6,421,152 msg/sec
          boost::lockfree::queue, 4,i:   6,785,104 msg/sec
          boost::lockfree::queue, 5,s:   6,462,653 msg/sec
          boost::lockfree::queue, 5,i:   6,446,952 msg/sec
          boost::lockfree::queue, 6,s:   6,021,311 msg/sec
          boost::lockfree::queue, 6,i:   6,073,320 msg/sec
          boost::lockfree::queue, 7,s:   5,881,565 msg/sec
          boost::lockfree::queue, 7,i:   5,913,821 msg/sec
          boost::lockfree::queue, 8,s:   5,444,169 msg/sec
          boost::lockfree::queue, 8,i:   5,568,330 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  60,823,648 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  75,390,002 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,783,558 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,446,436 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,618,646 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,504,399 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,886,747 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,495,842 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,448,564 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,777,747 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,195,210 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,341,390 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,565,351 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,979,186 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,960,503 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,933,362 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,182,573 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,775,270 msg/sec
                pthread_spinlock, 1,s:  28,855,121 msg/sec
                pthread_spinlock, 1,i:  25,334,209 msg/sec
                pthread_spinlock, 2,s:  15,511,319 msg/sec
                pthread_spinlock, 2,i:  16,881,963 msg/sec
                pthread_spinlock, 3,s:   8,273,870 msg/sec
                pthread_spinlock, 3,i:  12,159,927 msg/sec
                pthread_spinlock, 4,s:   6,515,342 msg/sec
                pthread_spinlock, 4,i:   9,125,306 msg/sec
                pthread_spinlock, 5,s:   8,721,758 msg/sec
                pthread_spinlock, 5,i:   9,615,826 msg/sec
                pthread_spinlock, 6,s:   8,535,855 msg/sec
                pthread_spinlock, 6,i:   8,509,009 msg/sec
                pthread_spinlock, 7,s:   7,505,620 msg/sec
                pthread_spinlock, 7,i:   7,429,876 msg/sec
                pthread_spinlock, 8,s:   6,766,401 msg/sec
                pthread_spinlock, 8,i:   6,931,012 msg/sec
                      std::mutex, 1,s:   6,106,135 msg/sec
                      std::mutex, 1,i:   6,900,747 msg/sec
                      std::mutex, 2,s:   5,318,078 msg/sec
                      std::mutex, 2,i:   5,669,345 msg/sec
                      std::mutex, 3,s:   5,521,790 msg/sec
                      std::mutex, 3,i:   5,137,310 msg/sec
                      std::mutex, 4,s:   5,621,334 msg/sec
                      std::mutex, 4,i:   5,675,250 msg/sec
                      std::mutex, 5,s:   5,992,084 msg/sec
                      std::mutex, 5,i:   5,668,745 msg/sec
                      std::mutex, 6,s:   5,974,613 msg/sec
                      std::mutex, 6,i:   5,897,292 msg/sec
                      std::mutex, 7,s:   5,857,457 msg/sec
                      std::mutex, 7,i:   5,825,014 msg/sec
                      std::mutex, 8,s:   5,710,294 msg/sec
                      std::mutex, 8,i:   5,653,756 msg/sec
                 tbb::spin_mutex, 1,s:  38,040,269 msg/sec
                 tbb::spin_mutex, 1,i:  33,199,253 msg/sec
                 tbb::spin_mutex, 2,s:  21,142,125 msg/sec
                 tbb::spin_mutex, 2,i:  18,232,851 msg/sec
                 tbb::spin_mutex, 3,s:   8,336,771 msg/sec
                 tbb::spin_mutex, 3,i:  10,239,675 msg/sec
                 tbb::spin_mutex, 4,s:   3,173,632 msg/sec
                 tbb::spin_mutex, 4,i:   6,293,783 msg/sec
                 tbb::spin_mutex, 5,s:   5,501,442 msg/sec
                 tbb::spin_mutex, 5,i:   5,443,390 msg/sec
                 tbb::spin_mutex, 6,s:   5,251,688 msg/sec
                 tbb::spin_mutex, 6,i:   4,370,696 msg/sec
                 tbb::spin_mutex, 7,s:   4,814,677 msg/sec
                 tbb::spin_mutex, 7,i:   4,346,674 msg/sec
                 tbb::spin_mutex, 8,s:   4,231,716 msg/sec
                 tbb::spin_mutex, 8,i:   4,054,368 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,671,946 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,909,703 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,794,514 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,761,967 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,492,436 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,690,099 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,382,807 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,261,069 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,729,765 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,773,994 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,749,093 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,981,079 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,945,995 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,066,005 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,887,891 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,134,333 msg/sec
     xenium::michael_scott_queue, 1,s:   9,994,083 msg/sec
     xenium::michael_scott_queue, 1,i:   9,937,107 msg/sec
     xenium::michael_scott_queue, 2,s:   8,600,858 msg/sec
     xenium::michael_scott_queue, 2,i:   8,635,911 msg/sec
     xenium::michael_scott_queue, 3,s:   7,249,517 msg/sec
     xenium::michael_scott_queue, 3,i:   7,615,734 msg/sec
     xenium::michael_scott_queue, 4,s:   6,249,222 msg/sec
     xenium::michael_scott_queue, 4,i:   6,492,960 msg/sec
     xenium::michael_scott_queue, 5,s:   6,299,652 msg/sec
     xenium::michael_scott_queue, 5,i:   6,611,719 msg/sec
     xenium::michael_scott_queue, 6,s:   6,533,101 msg/sec
     xenium::michael_scott_queue, 6,i:   7,038,003 msg/sec
     xenium::michael_scott_queue, 7,s:   6,299,591 msg/sec
     xenium::michael_scott_queue, 7,i:   6,432,408 msg/sec
     xenium::michael_scott_queue, 8,s:   5,967,607 msg/sec
     xenium::michael_scott_queue, 8,i:   6,056,053 msg/sec
         xenium::ramalhete_queue, 1,s:  32,598,357 msg/sec
         xenium::ramalhete_queue, 1,i:  33,071,746 msg/sec
         xenium::ramalhete_queue, 2,s:  24,476,196 msg/sec
         xenium::ramalhete_queue, 2,i:  23,418,094 msg/sec
         xenium::ramalhete_queue, 3,s:  29,430,913 msg/sec
         xenium::ramalhete_queue, 3,i:  28,588,479 msg/sec
         xenium::ramalhete_queue, 4,s:  33,862,779 msg/sec
         xenium::ramalhete_queue, 4,i:  33,571,992 msg/sec
         xenium::ramalhete_queue, 5,s:  32,224,988 msg/sec
         xenium::ramalhete_queue, 5,i:  38,469,070 msg/sec
         xenium::ramalhete_queue, 6,s:  33,941,100 msg/sec
         xenium::ramalhete_queue, 6,i:  38,955,455 msg/sec
         xenium::ramalhete_queue, 7,s:  35,233,729 msg/sec
         xenium::ramalhete_queue, 7,i:  41,994,306 msg/sec
         xenium::ramalhete_queue, 8,s:  35,553,173 msg/sec
         xenium::ramalhete_queue, 8,i:  43,950,242 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,375,336 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,814,203 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  22,573,162 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,414,025 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,668,753 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,112,001 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,529,242 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,367,759 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,956,965 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,473,395 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,058,468 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,507,909 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,306,125 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,317,796 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,424,552 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,229,634 msg/sec
                     AtomicQueue, 1,s: 189,591,780 msg/sec
                     AtomicQueue, 1,i: 267,281,896 msg/sec
                     AtomicQueue, 2,s:  12,363,725 msg/sec
                     AtomicQueue, 2,i:  11,984,223 msg/sec
                     AtomicQueue, 3,s:  10,743,905 msg/sec
                     AtomicQueue, 3,i:   9,924,362 msg/sec
                     AtomicQueue, 4,s:   8,190,681 msg/sec
                     AtomicQueue, 4,i:   8,188,755 msg/sec
                     AtomicQueue, 5,s:   8,038,368 msg/sec
                     AtomicQueue, 5,i:   8,081,437 msg/sec
                     AtomicQueue, 6,s:   7,673,644 msg/sec
                     AtomicQueue, 6,i:   7,616,112 msg/sec
                     AtomicQueue, 7,s:   7,091,416 msg/sec
                     AtomicQueue, 7,i:   7,978,103 msg/sec
                     AtomicQueue, 8,s:   6,347,957 msg/sec
                     AtomicQueue, 8,i:   7,503,878 msg/sec
                    AtomicQueueB, 1,s:  46,118,481 msg/sec
                    AtomicQueueB, 1,i:  43,059,709 msg/sec
                    AtomicQueueB, 2,s:  11,829,901 msg/sec
                    AtomicQueueB, 2,i:  11,457,798 msg/sec
                    AtomicQueueB, 3,s:  11,066,008 msg/sec
                    AtomicQueueB, 3,i:  10,140,743 msg/sec
                    AtomicQueueB, 4,s:   8,088,521 msg/sec
                    AtomicQueueB, 4,i:   8,049,705 msg/sec
                    AtomicQueueB, 5,s:   7,667,730 msg/sec
                    AtomicQueueB, 5,i:   7,823,403 msg/sec
                    AtomicQueueB, 6,s:   7,248,587 msg/sec
                    AtomicQueueB, 6,i:   7,503,587 msg/sec
                    AtomicQueueB, 7,s:   6,843,202 msg/sec
                    AtomicQueueB, 7,i:   7,670,877 msg/sec
                    AtomicQueueB, 8,s:   6,194,075 msg/sec
                    AtomicQueueB, 8,i:   7,163,996 msg/sec
             OptimistAtomicQueue, 1,s: 738,916,438 msg/sec
             OptimistAtomicQueue, 1,i: 548,863,235 msg/sec
             OptimistAtomicQueue, 2,s:  32,546,366 msg/sec
             OptimistAtomicQueue, 2,i:  32,309,521 msg/sec
             OptimistAtomicQueue, 3,s:  36,650,521 msg/sec
             OptimistAtomicQueue, 3,i:  37,375,924 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,174 msg/sec
             OptimistAtomicQueue, 4,i:  39,364,623 msg/sec
             OptimistAtomicQueue, 5,s:  42,320,594 msg/sec
             OptimistAtomicQueue, 5,i:  46,344,563 msg/sec
             OptimistAtomicQueue, 6,s:  42,478,335 msg/sec
             OptimistAtomicQueue, 6,i:  49,851,884 msg/sec
             OptimistAtomicQueue, 7,s:  44,123,038 msg/sec
             OptimistAtomicQueue, 7,i:  53,008,645 msg/sec
             OptimistAtomicQueue, 8,s:  46,389,613 msg/sec
             OptimistAtomicQueue, 8,i:  48,931,383 msg/sec
            OptimistAtomicQueueB, 1,s:  91,397,496 msg/sec
            OptimistAtomicQueueB, 1,i: 153,701,231 msg/sec
            OptimistAtomicQueueB, 2,s:  32,162,656 msg/sec
            OptimistAtomicQueueB, 2,i:  31,884,582 msg/sec
            OptimistAtomicQueueB, 3,s:  36,220,229 msg/sec
            OptimistAtomicQueueB, 3,i:  36,797,464 msg/sec
            OptimistAtomicQueueB, 4,s:  38,587,815 msg/sec
            OptimistAtomicQueueB, 4,i:  38,633,414 msg/sec
            OptimistAtomicQueueB, 5,s:  41,116,438 msg/sec
            OptimistAtomicQueueB, 5,i:  45,418,133 msg/sec
            OptimistAtomicQueueB, 6,s:  41,177,060 msg/sec
            OptimistAtomicQueueB, 6,i:  48,608,218 msg/sec
            OptimistAtomicQueueB, 7,s:  41,871,598 msg/sec
            OptimistAtomicQueueB, 7,i:  51,551,354 msg/sec
            OptimistAtomicQueueB, 8,s:  44,369,538 msg/sec
            OptimistAtomicQueueB, 8,i:  48,114,579 msg/sec
                    AtomicQueue2, 1,s:  23,142,375 msg/sec
                    AtomicQueue2, 1,i:  22,907,547 msg/sec
                    AtomicQueue2, 2,s:  11,901,011 msg/sec
                    AtomicQueue2, 2,i:  11,432,308 msg/sec
                    AtomicQueue2, 3,s:   9,371,051 msg/sec
                    AtomicQueue2, 3,i:   9,536,202 msg/sec
                    AtomicQueue2, 4,s:   8,030,785 msg/sec
                    AtomicQueue2, 4,i:   8,054,350 msg/sec
                    AtomicQueue2, 5,s:   7,906,041 msg/sec
                    AtomicQueue2, 5,i:   7,967,502 msg/sec
                    AtomicQueue2, 6,s:   7,712,531 msg/sec
                    AtomicQueue2, 6,i:   7,549,409 msg/sec
                    AtomicQueue2, 7,s:   7,201,960 msg/sec
                    AtomicQueue2, 7,i:   7,877,327 msg/sec
                    AtomicQueue2, 8,s:   6,362,842 msg/sec
                    AtomicQueue2, 8,i:   7,371,060 msg/sec
                   AtomicQueueB2, 1,s:  36,336,694 msg/sec
                   AtomicQueueB2, 1,i:  32,650,868 msg/sec
                   AtomicQueueB2, 2,s:  11,444,348 msg/sec
                   AtomicQueueB2, 2,i:  11,111,191 msg/sec
                   AtomicQueueB2, 3,s:   9,580,530 msg/sec
                   AtomicQueueB2, 3,i:   9,578,339 msg/sec
                   AtomicQueueB2, 4,s:   7,904,517 msg/sec
                   AtomicQueueB2, 4,i:   7,879,329 msg/sec
                   AtomicQueueB2, 5,s:   7,510,572 msg/sec
                   AtomicQueueB2, 5,i:   7,722,685 msg/sec
                   AtomicQueueB2, 6,s:   7,287,588 msg/sec
                   AtomicQueueB2, 6,i:   7,402,012 msg/sec
                   AtomicQueueB2, 7,s:   6,882,948 msg/sec
                   AtomicQueueB2, 7,i:   7,693,270 msg/sec
                   AtomicQueueB2, 8,s:   6,259,550 msg/sec
                   AtomicQueueB2, 8,i:   7,096,217 msg/sec
            OptimistAtomicQueue2, 1,s: 136,039,809 msg/sec
            OptimistAtomicQueue2, 1,i: 254,088,942 msg/sec
            OptimistAtomicQueue2, 2,s:  24,245,715 msg/sec
            OptimistAtomicQueue2, 2,i:  24,025,425 msg/sec
            OptimistAtomicQueue2, 3,s:  30,326,738 msg/sec
            OptimistAtomicQueue2, 3,i:  29,952,557 msg/sec
            OptimistAtomicQueue2, 4,s:  33,246,139 msg/sec
            OptimistAtomicQueue2, 4,i:  33,175,866 msg/sec
            OptimistAtomicQueue2, 5,s:  37,144,215 msg/sec
            OptimistAtomicQueue2, 5,i:  40,307,589 msg/sec
            OptimistAtomicQueue2, 6,s:  40,117,686 msg/sec
            OptimistAtomicQueue2, 6,i:  49,315,421 msg/sec
            OptimistAtomicQueue2, 7,s:  42,846,006 msg/sec
            OptimistAtomicQueue2, 7,i:  51,742,954 msg/sec
            OptimistAtomicQueue2, 8,s:  43,945,799 msg/sec
            OptimistAtomicQueue2, 8,i:  49,423,608 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,444,203 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,920,048 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,779,833 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,179,353 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,850,844 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,058,292 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,233,386 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,979,028 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,538,757 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,412,581 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,425,536 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,615,644 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,110,315 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,129,552 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,258,053 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,207,014 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000322 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000164 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000516 sec/round-trip
                 tbb::spin_mutex: 0.000000278 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000305 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[129] 311m:9s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,775,773 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,829,797 msg/sec
          boost::lockfree::queue, 1,s:   6,908,004 msg/sec
          boost::lockfree::queue, 1,i:   6,960,264 msg/sec
          boost::lockfree::queue, 2,s:   7,716,398 msg/sec
          boost::lockfree::queue, 2,i:   7,605,473 msg/sec
          boost::lockfree::queue, 3,s:   7,410,323 msg/sec
          boost::lockfree::queue, 3,i:   7,570,072 msg/sec
          boost::lockfree::queue, 4,s:   6,423,395 msg/sec
          boost::lockfree::queue, 4,i:   6,852,580 msg/sec
          boost::lockfree::queue, 5,s:   6,429,437 msg/sec
          boost::lockfree::queue, 5,i:   6,444,390 msg/sec
          boost::lockfree::queue, 6,s:   5,996,149 msg/sec
          boost::lockfree::queue, 6,i:   6,116,422 msg/sec
          boost::lockfree::queue, 7,s:   6,005,863 msg/sec
          boost::lockfree::queue, 7,i:   5,892,641 msg/sec
          boost::lockfree::queue, 8,s:   5,452,507 msg/sec
          boost::lockfree::queue, 8,i:   5,541,386 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 150,247,641 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 108,962,610 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,290,485 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,662,967 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,590,372 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,526,595 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,028,232 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,942,136 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,548,473 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,127,765 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,468,106 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,499,196 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,352,588 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,054,887 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,966,653 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,593,703 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,195,355 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  39,097,661 msg/sec
                pthread_spinlock, 1,s:  28,938,460 msg/sec
                pthread_spinlock, 1,i:  25,373,479 msg/sec
                pthread_spinlock, 2,s:  15,846,449 msg/sec
                pthread_spinlock, 2,i:  17,049,459 msg/sec
                pthread_spinlock, 3,s:   8,272,956 msg/sec
                pthread_spinlock, 3,i:  12,035,810 msg/sec
                pthread_spinlock, 4,s:   6,482,254 msg/sec
                pthread_spinlock, 4,i:   8,912,045 msg/sec
                pthread_spinlock, 5,s:   8,716,419 msg/sec
                pthread_spinlock, 5,i:   9,159,758 msg/sec
                pthread_spinlock, 6,s:   8,588,483 msg/sec
                pthread_spinlock, 6,i:   8,388,935 msg/sec
                pthread_spinlock, 7,s:   8,025,652 msg/sec
                pthread_spinlock, 7,i:   7,670,915 msg/sec
                pthread_spinlock, 8,s:   6,828,021 msg/sec
                pthread_spinlock, 8,i:   6,864,898 msg/sec
                      std::mutex, 1,s:   6,189,973 msg/sec
                      std::mutex, 1,i:   6,373,326 msg/sec
                      std::mutex, 2,s:   5,494,365 msg/sec
                      std::mutex, 2,i:   5,643,538 msg/sec
                      std::mutex, 3,s:   5,533,246 msg/sec
                      std::mutex, 3,i:   5,169,434 msg/sec
                      std::mutex, 4,s:   5,255,172 msg/sec
                      std::mutex, 4,i:   5,571,681 msg/sec
                      std::mutex, 5,s:   5,316,555 msg/sec
                      std::mutex, 5,i:   6,142,142 msg/sec
                      std::mutex, 6,s:   5,918,534 msg/sec
                      std::mutex, 6,i:   5,935,540 msg/sec
                      std::mutex, 7,s:   5,797,703 msg/sec
                      std::mutex, 7,i:   5,805,161 msg/sec
                      std::mutex, 8,s:   5,701,720 msg/sec
                      std::mutex, 8,i:   5,696,332 msg/sec
                 tbb::spin_mutex, 1,s:  37,610,122 msg/sec
                 tbb::spin_mutex, 1,i:  37,379,790 msg/sec
                 tbb::spin_mutex, 2,s:  21,168,127 msg/sec
                 tbb::spin_mutex, 2,i:  18,393,711 msg/sec
                 tbb::spin_mutex, 3,s:   7,486,471 msg/sec
                 tbb::spin_mutex, 3,i:  10,078,143 msg/sec
                 tbb::spin_mutex, 4,s:   3,129,062 msg/sec
                 tbb::spin_mutex, 4,i:   6,324,886 msg/sec
                 tbb::spin_mutex, 5,s:   5,464,876 msg/sec
                 tbb::spin_mutex, 5,i:   5,750,298 msg/sec
                 tbb::spin_mutex, 6,s:   5,351,953 msg/sec
                 tbb::spin_mutex, 6,i:   4,372,424 msg/sec
                 tbb::spin_mutex, 7,s:   4,824,199 msg/sec
                 tbb::spin_mutex, 7,i:   4,324,084 msg/sec
                 tbb::spin_mutex, 8,s:   4,243,263 msg/sec
                 tbb::spin_mutex, 8,i:   4,168,460 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,626,353 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,367,644 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,941,044 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,312,647 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,143,252 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,961,559 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,435,922 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,277,816 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,624,837 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,852,648 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,097,258 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,905,303 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,972,562 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,981,153 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,953,469 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,083,070 msg/sec
     xenium::michael_scott_queue, 1,s:   9,502,258 msg/sec
     xenium::michael_scott_queue, 1,i:   9,487,597 msg/sec
     xenium::michael_scott_queue, 2,s:   8,434,576 msg/sec
     xenium::michael_scott_queue, 2,i:   8,644,404 msg/sec
     xenium::michael_scott_queue, 3,s:   7,146,335 msg/sec
     xenium::michael_scott_queue, 3,i:   7,568,997 msg/sec
     xenium::michael_scott_queue, 4,s:   6,341,094 msg/sec
     xenium::michael_scott_queue, 4,i:   6,323,518 msg/sec
     xenium::michael_scott_queue, 5,s:   6,320,088 msg/sec
     xenium::michael_scott_queue, 5,i:   6,635,335 msg/sec
     xenium::michael_scott_queue, 6,s:   6,519,534 msg/sec
     xenium::michael_scott_queue, 6,i:   6,992,008 msg/sec
     xenium::michael_scott_queue, 7,s:   6,399,557 msg/sec
     xenium::michael_scott_queue, 7,i:   6,460,882 msg/sec
     xenium::michael_scott_queue, 8,s:   6,018,465 msg/sec
     xenium::michael_scott_queue, 8,i:   6,114,702 msg/sec
         xenium::ramalhete_queue, 1,s:  31,881,424 msg/sec
         xenium::ramalhete_queue, 1,i:  31,744,615 msg/sec
         xenium::ramalhete_queue, 2,s:  23,324,464 msg/sec
         xenium::ramalhete_queue, 2,i:  24,290,090 msg/sec
         xenium::ramalhete_queue, 3,s:  29,222,077 msg/sec
         xenium::ramalhete_queue, 3,i:  28,466,948 msg/sec
         xenium::ramalhete_queue, 4,s:  33,853,236 msg/sec
         xenium::ramalhete_queue, 4,i:  33,535,845 msg/sec
         xenium::ramalhete_queue, 5,s:  31,959,662 msg/sec
         xenium::ramalhete_queue, 5,i:  38,493,942 msg/sec
         xenium::ramalhete_queue, 6,s:  34,033,568 msg/sec
         xenium::ramalhete_queue, 6,i:  39,072,109 msg/sec
         xenium::ramalhete_queue, 7,s:  34,974,012 msg/sec
         xenium::ramalhete_queue, 7,i:  41,425,469 msg/sec
         xenium::ramalhete_queue, 8,s:  35,489,372 msg/sec
         xenium::ramalhete_queue, 8,i:  44,434,373 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,184,138 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  67,616,950 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,797,338 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,460,561 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,718,416 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,988,656 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,434,475 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,245,145 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,480,210 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,406,380 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,079,763 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,566,689 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,160,498 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,988,187 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,439,035 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,234,272 msg/sec
                     AtomicQueue, 1,s:  62,579,424 msg/sec
                     AtomicQueue, 1,i:  58,027,462 msg/sec
                     AtomicQueue, 2,s:  12,374,585 msg/sec
                     AtomicQueue, 2,i:  11,741,374 msg/sec
                     AtomicQueue, 3,s:  10,641,853 msg/sec
                     AtomicQueue, 3,i:   9,945,058 msg/sec
                     AtomicQueue, 4,s:   8,174,112 msg/sec
                     AtomicQueue, 4,i:   8,189,542 msg/sec
                     AtomicQueue, 5,s:   8,041,581 msg/sec
                     AtomicQueue, 5,i:   8,102,176 msg/sec
                     AtomicQueue, 6,s:   7,852,749 msg/sec
                     AtomicQueue, 6,i:   7,586,038 msg/sec
                     AtomicQueue, 7,s:   7,128,609 msg/sec
                     AtomicQueue, 7,i:   7,980,765 msg/sec
                     AtomicQueue, 8,s:   6,361,446 msg/sec
                     AtomicQueue, 8,i:   7,451,911 msg/sec
                    AtomicQueueB, 1,s:  44,072,477 msg/sec
                    AtomicQueueB, 1,i:  44,624,936 msg/sec
                    AtomicQueueB, 2,s:  12,011,945 msg/sec
                    AtomicQueueB, 2,i:  11,510,828 msg/sec
                    AtomicQueueB, 3,s:  10,910,160 msg/sec
                    AtomicQueueB, 3,i:  10,158,304 msg/sec
                    AtomicQueueB, 4,s:   8,059,588 msg/sec
                    AtomicQueueB, 4,i:   7,989,450 msg/sec
                    AtomicQueueB, 5,s:   7,577,852 msg/sec
                    AtomicQueueB, 5,i:   7,785,368 msg/sec
                    AtomicQueueB, 6,s:   7,416,794 msg/sec
                    AtomicQueueB, 6,i:   7,528,455 msg/sec
                    AtomicQueueB, 7,s:   6,797,938 msg/sec
                    AtomicQueueB, 7,i:   7,691,792 msg/sec
                    AtomicQueueB, 8,s:   6,293,501 msg/sec
                    AtomicQueueB, 8,i:   7,181,738 msg/sec
             OptimistAtomicQueue, 1,s: 749,651,177 msg/sec
             OptimistAtomicQueue, 1,i: 699,781,003 msg/sec
             OptimistAtomicQueue, 2,s:  32,227,926 msg/sec
             OptimistAtomicQueue, 2,i:  32,189,204 msg/sec
             OptimistAtomicQueue, 3,s:  36,618,532 msg/sec
             OptimistAtomicQueue, 3,i:  37,313,031 msg/sec
             OptimistAtomicQueue, 4,s:  39,297,529 msg/sec
             OptimistAtomicQueue, 4,i:  39,385,057 msg/sec
             OptimistAtomicQueue, 5,s:  41,707,784 msg/sec
             OptimistAtomicQueue, 5,i:  46,500,371 msg/sec
             OptimistAtomicQueue, 6,s:  42,829,703 msg/sec
             OptimistAtomicQueue, 6,i:  50,410,078 msg/sec
             OptimistAtomicQueue, 7,s:  44,145,710 msg/sec
             OptimistAtomicQueue, 7,i:  49,156,493 msg/sec
             OptimistAtomicQueue, 8,s:  46,325,905 msg/sec
             OptimistAtomicQueue, 8,i:  48,921,807 msg/sec
            OptimistAtomicQueueB, 1,s: 319,685,020 msg/sec
            OptimistAtomicQueueB, 1,i:  76,619,491 msg/sec
            OptimistAtomicQueueB, 2,s:  32,241,228 msg/sec
            OptimistAtomicQueueB, 2,i:  32,146,620 msg/sec
            OptimistAtomicQueueB, 3,s:  36,295,700 msg/sec
            OptimistAtomicQueueB, 3,i:  36,781,228 msg/sec
            OptimistAtomicQueueB, 4,s:  38,571,657 msg/sec
            OptimistAtomicQueueB, 4,i:  38,589,734 msg/sec
            OptimistAtomicQueueB, 5,s:  41,077,541 msg/sec
            OptimistAtomicQueueB, 5,i:  45,262,759 msg/sec
            OptimistAtomicQueueB, 6,s:  40,888,899 msg/sec
            OptimistAtomicQueueB, 6,i:  49,159,534 msg/sec
            OptimistAtomicQueueB, 7,s:  42,290,807 msg/sec
            OptimistAtomicQueueB, 7,i:  51,294,637 msg/sec
            OptimistAtomicQueueB, 8,s:  44,304,175 msg/sec
            OptimistAtomicQueueB, 8,i:  47,124,521 msg/sec
                    AtomicQueue2, 1,s:  23,997,346 msg/sec
                    AtomicQueue2, 1,i:  23,100,549 msg/sec
                    AtomicQueue2, 2,s:  11,859,474 msg/sec
                    AtomicQueue2, 2,i:  11,404,964 msg/sec
                    AtomicQueue2, 3,s:   9,332,748 msg/sec
                    AtomicQueue2, 3,i:   9,388,240 msg/sec
                    AtomicQueue2, 4,s:   8,049,986 msg/sec
                    AtomicQueue2, 4,i:   8,053,418 msg/sec
                    AtomicQueue2, 5,s:   7,905,711 msg/sec
                    AtomicQueue2, 5,i:   7,990,720 msg/sec
                    AtomicQueue2, 6,s:   7,889,113 msg/sec
                    AtomicQueue2, 6,i:   7,523,997 msg/sec
                    AtomicQueue2, 7,s:   7,125,023 msg/sec
                    AtomicQueue2, 7,i:   7,881,607 msg/sec
                    AtomicQueue2, 8,s:   6,393,084 msg/sec
                    AtomicQueue2, 8,i:   7,367,959 msg/sec
                   AtomicQueueB2, 1,s:  36,242,241 msg/sec
                   AtomicQueueB2, 1,i:  32,586,408 msg/sec
                   AtomicQueueB2, 2,s:  11,403,755 msg/sec
                   AtomicQueueB2, 2,i:  11,129,876 msg/sec
                   AtomicQueueB2, 3,s:   9,631,626 msg/sec
                   AtomicQueueB2, 3,i:   9,564,310 msg/sec
                   AtomicQueueB2, 4,s:   7,985,794 msg/sec
                   AtomicQueueB2, 4,i:   7,794,153 msg/sec
                   AtomicQueueB2, 5,s:   7,474,797 msg/sec
                   AtomicQueueB2, 5,i:   7,771,772 msg/sec
                   AtomicQueueB2, 6,s:   7,243,905 msg/sec
                   AtomicQueueB2, 6,i:   7,448,396 msg/sec
                   AtomicQueueB2, 7,s:   6,868,471 msg/sec
                   AtomicQueueB2, 7,i:   7,729,002 msg/sec
                   AtomicQueueB2, 8,s:   6,354,946 msg/sec
                   AtomicQueueB2, 8,i:   7,082,166 msg/sec
            OptimistAtomicQueue2, 1,s: 513,548,302 msg/sec
            OptimistAtomicQueue2, 1,i:  29,686,756 msg/sec
            OptimistAtomicQueue2, 2,s:  22,557,255 msg/sec
            OptimistAtomicQueue2, 2,i:  24,741,348 msg/sec
            OptimistAtomicQueue2, 3,s:  30,525,659 msg/sec
            OptimistAtomicQueue2, 3,i:  29,961,780 msg/sec
            OptimistAtomicQueue2, 4,s:  33,256,000 msg/sec
            OptimistAtomicQueue2, 4,i:  33,441,788 msg/sec
            OptimistAtomicQueue2, 5,s:  37,381,785 msg/sec
            OptimistAtomicQueue2, 5,i:  40,591,818 msg/sec
            OptimistAtomicQueue2, 6,s:  40,238,797 msg/sec
            OptimistAtomicQueue2, 6,i:  49,415,368 msg/sec
            OptimistAtomicQueue2, 7,s:  43,081,596 msg/sec
            OptimistAtomicQueue2, 7,i:  48,279,289 msg/sec
            OptimistAtomicQueue2, 8,s:  44,022,747 msg/sec
            OptimistAtomicQueue2, 8,i:  48,582,343 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,965,756 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,886,551 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,173,397 msg/sec
           OptimistAtomicQueueB2, 2,i:  28,546,551 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,818,819 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,344,679 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,381,452 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,115,225 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,656,467 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,055,539 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,691,173 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,359,403 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,202,532 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,123,158 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,408,464 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,399,815 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000159 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000245 sec/round-trip
                pthread_spinlock: 0.000000263 sec/round-trip
                      std::mutex: 0.000000449 sec/round-trip
                 tbb::spin_mutex: 0.000000254 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[130] 309m:49s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,495,433 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,455,998 msg/sec
          boost::lockfree::queue, 1,s:   6,784,451 msg/sec
          boost::lockfree::queue, 1,i:   6,837,259 msg/sec
          boost::lockfree::queue, 2,s:   7,635,202 msg/sec
          boost::lockfree::queue, 2,i:   7,530,588 msg/sec
          boost::lockfree::queue, 3,s:   7,336,552 msg/sec
          boost::lockfree::queue, 3,i:   7,559,258 msg/sec
          boost::lockfree::queue, 4,s:   6,421,989 msg/sec
          boost::lockfree::queue, 4,i:   6,767,825 msg/sec
          boost::lockfree::queue, 5,s:   6,419,984 msg/sec
          boost::lockfree::queue, 5,i:   6,422,031 msg/sec
          boost::lockfree::queue, 6,s:   6,000,641 msg/sec
          boost::lockfree::queue, 6,i:   6,101,557 msg/sec
          boost::lockfree::queue, 7,s:   6,048,399 msg/sec
          boost::lockfree::queue, 7,i:   6,065,069 msg/sec
          boost::lockfree::queue, 8,s:   5,391,828 msg/sec
          boost::lockfree::queue, 8,i:   5,710,475 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 259,191,127 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 114,815,205 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,273,933 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,869,732 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,019,370 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,091,702 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,465,559 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,718,541 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,762,379 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  31,097,861 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,387,172 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,776,477 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,761,873 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,651,874 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,195,454 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,918,375 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  31,082,630 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,638,227 msg/sec
                pthread_spinlock, 1,s:  29,270,116 msg/sec
                pthread_spinlock, 1,i:  29,094,889 msg/sec
                pthread_spinlock, 2,s:  16,271,370 msg/sec
                pthread_spinlock, 2,i:  17,134,185 msg/sec
                pthread_spinlock, 3,s:   8,355,416 msg/sec
                pthread_spinlock, 3,i:  12,056,987 msg/sec
                pthread_spinlock, 4,s:   6,476,905 msg/sec
                pthread_spinlock, 4,i:   9,161,762 msg/sec
                pthread_spinlock, 5,s:   8,802,924 msg/sec
                pthread_spinlock, 5,i:   9,242,819 msg/sec
                pthread_spinlock, 6,s:   8,254,760 msg/sec
                pthread_spinlock, 6,i:   8,460,879 msg/sec
                pthread_spinlock, 7,s:   7,745,823 msg/sec
                pthread_spinlock, 7,i:   7,674,845 msg/sec
                pthread_spinlock, 8,s:   6,693,632 msg/sec
                pthread_spinlock, 8,i:   7,351,394 msg/sec
                      std::mutex, 1,s:   6,679,948 msg/sec
                      std::mutex, 1,i:   6,395,108 msg/sec
                      std::mutex, 2,s:   5,478,178 msg/sec
                      std::mutex, 2,i:   5,494,048 msg/sec
                      std::mutex, 3,s:   4,870,466 msg/sec
                      std::mutex, 3,i:   5,730,169 msg/sec
                      std::mutex, 4,s:   6,209,765 msg/sec
                      std::mutex, 4,i:   6,361,794 msg/sec
                      std::mutex, 5,s:   5,968,124 msg/sec
                      std::mutex, 5,i:   6,219,521 msg/sec
                      std::mutex, 6,s:   5,964,584 msg/sec
                      std::mutex, 6,i:   5,938,335 msg/sec
                      std::mutex, 7,s:   5,841,072 msg/sec
                      std::mutex, 7,i:   5,869,678 msg/sec
                      std::mutex, 8,s:   5,750,838 msg/sec
                      std::mutex, 8,i:   5,721,901 msg/sec
                 tbb::spin_mutex, 1,s:  37,777,202 msg/sec
                 tbb::spin_mutex, 1,i:  33,048,775 msg/sec
                 tbb::spin_mutex, 2,s:  21,051,511 msg/sec
                 tbb::spin_mutex, 2,i:  18,499,701 msg/sec
                 tbb::spin_mutex, 3,s:   7,869,092 msg/sec
                 tbb::spin_mutex, 3,i:  10,260,852 msg/sec
                 tbb::spin_mutex, 4,s:   3,099,356 msg/sec
                 tbb::spin_mutex, 4,i:   6,294,218 msg/sec
                 tbb::spin_mutex, 5,s:   5,455,583 msg/sec
                 tbb::spin_mutex, 5,i:   5,780,828 msg/sec
                 tbb::spin_mutex, 6,s:   5,275,414 msg/sec
                 tbb::spin_mutex, 6,i:   4,265,656 msg/sec
                 tbb::spin_mutex, 7,s:   4,396,057 msg/sec
                 tbb::spin_mutex, 7,i:   4,312,536 msg/sec
                 tbb::spin_mutex, 8,s:   3,852,739 msg/sec
                 tbb::spin_mutex, 8,i:   4,084,327 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,474,617 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,174,192 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,813,102 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,938,158 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,986,106 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,629,385 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,257,139 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,254,915 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,772,731 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,181,713 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,768,905 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,434,137 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,032,960 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,671,049 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,042,708 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,713,983 msg/sec
     xenium::michael_scott_queue, 1,s:   9,241,611 msg/sec
     xenium::michael_scott_queue, 1,i:   9,223,306 msg/sec
     xenium::michael_scott_queue, 2,s:   8,409,162 msg/sec
     xenium::michael_scott_queue, 2,i:   8,521,863 msg/sec
     xenium::michael_scott_queue, 3,s:   7,213,017 msg/sec
     xenium::michael_scott_queue, 3,i:   7,629,228 msg/sec
     xenium::michael_scott_queue, 4,s:   6,392,144 msg/sec
     xenium::michael_scott_queue, 4,i:   6,326,075 msg/sec
     xenium::michael_scott_queue, 5,s:   6,315,730 msg/sec
     xenium::michael_scott_queue, 5,i:   6,640,785 msg/sec
     xenium::michael_scott_queue, 6,s:   6,553,941 msg/sec
     xenium::michael_scott_queue, 6,i:   7,000,476 msg/sec
     xenium::michael_scott_queue, 7,s:   6,324,382 msg/sec
     xenium::michael_scott_queue, 7,i:   6,533,860 msg/sec
     xenium::michael_scott_queue, 8,s:   6,035,145 msg/sec
     xenium::michael_scott_queue, 8,i:   6,201,294 msg/sec
         xenium::ramalhete_queue, 1,s:  31,676,574 msg/sec
         xenium::ramalhete_queue, 1,i:  32,195,479 msg/sec
         xenium::ramalhete_queue, 2,s:  23,624,689 msg/sec
         xenium::ramalhete_queue, 2,i:  23,337,457 msg/sec
         xenium::ramalhete_queue, 3,s:  29,164,406 msg/sec
         xenium::ramalhete_queue, 3,i:  28,492,776 msg/sec
         xenium::ramalhete_queue, 4,s:  33,969,970 msg/sec
         xenium::ramalhete_queue, 4,i:  33,522,547 msg/sec
         xenium::ramalhete_queue, 5,s:  31,976,199 msg/sec
         xenium::ramalhete_queue, 5,i:  36,306,199 msg/sec
         xenium::ramalhete_queue, 6,s:  34,173,746 msg/sec
         xenium::ramalhete_queue, 6,i:  39,030,674 msg/sec
         xenium::ramalhete_queue, 7,s:  34,845,454 msg/sec
         xenium::ramalhete_queue, 7,i:  41,641,511 msg/sec
         xenium::ramalhete_queue, 8,s:  35,279,839 msg/sec
         xenium::ramalhete_queue, 8,i:  44,112,910 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,455,406 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  65,108,561 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,795,785 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,637,093 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,666,506 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,790,491 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,479,795 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,334,041 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,108,027 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,172,296 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,062,136 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,192,179 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,123,534 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,130,933 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,415,502 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,221,566 msg/sec
                     AtomicQueue, 1,s:  59,170,919 msg/sec
                     AtomicQueue, 1,i:  56,619,284 msg/sec
                     AtomicQueue, 2,s:  12,310,210 msg/sec
                     AtomicQueue, 2,i:  11,736,086 msg/sec
                     AtomicQueue, 3,s:  10,819,207 msg/sec
                     AtomicQueue, 3,i:   9,908,196 msg/sec
                     AtomicQueue, 4,s:   8,171,988 msg/sec
                     AtomicQueue, 4,i:   8,200,787 msg/sec
                     AtomicQueue, 5,s:   8,038,692 msg/sec
                     AtomicQueue, 5,i:   7,991,470 msg/sec
                     AtomicQueue, 6,s:   7,886,931 msg/sec
                     AtomicQueue, 6,i:   7,597,798 msg/sec
                     AtomicQueue, 7,s:   7,151,210 msg/sec
                     AtomicQueue, 7,i:   7,968,557 msg/sec
                     AtomicQueue, 8,s:   6,354,108 msg/sec
                     AtomicQueue, 8,i:   7,464,020 msg/sec
                    AtomicQueueB, 1,s:  43,851,105 msg/sec
                    AtomicQueueB, 1,i:  43,112,884 msg/sec
                    AtomicQueueB, 2,s:  11,823,383 msg/sec
                    AtomicQueueB, 2,i:  11,465,544 msg/sec
                    AtomicQueueB, 3,s:  11,016,851 msg/sec
                    AtomicQueueB, 3,i:  10,101,730 msg/sec
                    AtomicQueueB, 4,s:   7,983,541 msg/sec
                    AtomicQueueB, 4,i:   8,074,551 msg/sec
                    AtomicQueueB, 5,s:   7,574,631 msg/sec
                    AtomicQueueB, 5,i:   7,765,168 msg/sec
                    AtomicQueueB, 6,s:   7,360,296 msg/sec
                    AtomicQueueB, 6,i:   7,486,548 msg/sec
                    AtomicQueueB, 7,s:   6,888,345 msg/sec
                    AtomicQueueB, 7,i:   7,749,230 msg/sec
                    AtomicQueueB, 8,s:   6,214,571 msg/sec
                    AtomicQueueB, 8,i:   7,172,788 msg/sec
             OptimistAtomicQueue, 1,s: 764,844,240 msg/sec
             OptimistAtomicQueue, 1,i: 591,860,964 msg/sec
             OptimistAtomicQueue, 2,s:  32,096,303 msg/sec
             OptimistAtomicQueue, 2,i:  32,170,035 msg/sec
             OptimistAtomicQueue, 3,s:  36,614,226 msg/sec
             OptimistAtomicQueue, 3,i:  37,323,507 msg/sec
             OptimistAtomicQueue, 4,s:  39,271,172 msg/sec
             OptimistAtomicQueue, 4,i:  39,385,969 msg/sec
             OptimistAtomicQueue, 5,s:  42,494,298 msg/sec
             OptimistAtomicQueue, 5,i:  48,568,528 msg/sec
             OptimistAtomicQueue, 6,s:  42,692,453 msg/sec
             OptimistAtomicQueue, 6,i:  50,380,660 msg/sec
             OptimistAtomicQueue, 7,s:  44,500,727 msg/sec
             OptimistAtomicQueue, 7,i:  53,040,127 msg/sec
             OptimistAtomicQueue, 8,s:  46,391,310 msg/sec
             OptimistAtomicQueue, 8,i:  49,198,459 msg/sec
            OptimistAtomicQueueB, 1,s:  77,931,199 msg/sec
            OptimistAtomicQueueB, 1,i:  77,500,019 msg/sec
            OptimistAtomicQueueB, 2,s:  32,235,734 msg/sec
            OptimistAtomicQueueB, 2,i:  32,404,946 msg/sec
            OptimistAtomicQueueB, 3,s:  36,283,634 msg/sec
            OptimistAtomicQueueB, 3,i:  36,952,105 msg/sec
            OptimistAtomicQueueB, 4,s:  38,644,589 msg/sec
            OptimistAtomicQueueB, 4,i:  38,733,486 msg/sec
            OptimistAtomicQueueB, 5,s:  39,129,430 msg/sec
            OptimistAtomicQueueB, 5,i:  45,536,668 msg/sec
            OptimistAtomicQueueB, 6,s:  40,909,841 msg/sec
            OptimistAtomicQueueB, 6,i:  49,368,578 msg/sec
            OptimistAtomicQueueB, 7,s:  42,173,300 msg/sec
            OptimistAtomicQueueB, 7,i:  47,991,992 msg/sec
            OptimistAtomicQueueB, 8,s:  44,549,647 msg/sec
            OptimistAtomicQueueB, 8,i:  48,081,082 msg/sec
                    AtomicQueue2, 1,s:  22,870,229 msg/sec
                    AtomicQueue2, 1,i:  22,790,399 msg/sec
                    AtomicQueue2, 2,s:  11,780,425 msg/sec
                    AtomicQueue2, 2,i:  11,525,451 msg/sec
                    AtomicQueue2, 3,s:   9,465,387 msg/sec
                    AtomicQueue2, 3,i:   9,391,191 msg/sec
                    AtomicQueue2, 4,s:   8,054,057 msg/sec
                    AtomicQueue2, 4,i:   8,053,235 msg/sec
                    AtomicQueue2, 5,s:   7,866,959 msg/sec
                    AtomicQueue2, 5,i:   7,951,456 msg/sec
                    AtomicQueue2, 6,s:   7,916,167 msg/sec
                    AtomicQueue2, 6,i:   7,533,581 msg/sec
                    AtomicQueue2, 7,s:   7,094,481 msg/sec
                    AtomicQueue2, 7,i:   7,885,498 msg/sec
                    AtomicQueue2, 8,s:   6,389,411 msg/sec
                    AtomicQueue2, 8,i:   7,229,499 msg/sec
                   AtomicQueueB2, 1,s:  32,653,986 msg/sec
                   AtomicQueueB2, 1,i:  32,639,601 msg/sec
                   AtomicQueueB2, 2,s:  11,363,462 msg/sec
                   AtomicQueueB2, 2,i:  11,165,541 msg/sec
                   AtomicQueueB2, 3,s:   9,623,386 msg/sec
                   AtomicQueueB2, 3,i:   9,502,990 msg/sec
                   AtomicQueueB2, 4,s:   7,988,912 msg/sec
                   AtomicQueueB2, 4,i:   7,860,675 msg/sec
                   AtomicQueueB2, 5,s:   7,464,152 msg/sec
                   AtomicQueueB2, 5,i:   7,659,674 msg/sec
                   AtomicQueueB2, 6,s:   7,198,019 msg/sec
                   AtomicQueueB2, 6,i:   7,473,778 msg/sec
                   AtomicQueueB2, 7,s:   6,889,416 msg/sec
                   AtomicQueueB2, 7,i:   7,689,276 msg/sec
                   AtomicQueueB2, 8,s:   6,322,568 msg/sec
                   AtomicQueueB2, 8,i:   7,093,130 msg/sec
            OptimistAtomicQueue2, 1,s:  48,449,730 msg/sec
            OptimistAtomicQueue2, 1,i:  29,960,134 msg/sec
            OptimistAtomicQueue2, 2,s:  22,749,365 msg/sec
            OptimistAtomicQueue2, 2,i:  24,804,797 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,622 msg/sec
            OptimistAtomicQueue2, 3,i:  29,961,584 msg/sec
            OptimistAtomicQueue2, 4,s:  33,228,326 msg/sec
            OptimistAtomicQueue2, 4,i:  33,311,375 msg/sec
            OptimistAtomicQueue2, 5,s:  37,109,930 msg/sec
            OptimistAtomicQueue2, 5,i:  40,481,604 msg/sec
            OptimistAtomicQueue2, 6,s:  40,121,968 msg/sec
            OptimistAtomicQueue2, 6,i:  49,299,177 msg/sec
            OptimistAtomicQueue2, 7,s:  43,257,957 msg/sec
            OptimistAtomicQueue2, 7,i:  51,521,218 msg/sec
            OptimistAtomicQueue2, 8,s:  43,948,311 msg/sec
            OptimistAtomicQueue2, 8,i:  48,180,165 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,943,218 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,945,315 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,662,970 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,254,430 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,799,364 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,549,147 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,705,046 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,116,524 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,495,778 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,400,918 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,732,774 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,218,698 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,830,777 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,398,955 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,256,418 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,130,414 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000130 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000293 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000189 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[131] 308m:30s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,772,214 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,876,291 msg/sec
          boost::lockfree::queue, 1,s:   6,809,099 msg/sec
          boost::lockfree::queue, 1,i:   6,858,966 msg/sec
          boost::lockfree::queue, 2,s:   7,561,902 msg/sec
          boost::lockfree::queue, 2,i:   7,516,620 msg/sec
          boost::lockfree::queue, 3,s:   7,342,613 msg/sec
          boost::lockfree::queue, 3,i:   7,517,399 msg/sec
          boost::lockfree::queue, 4,s:   6,409,520 msg/sec
          boost::lockfree::queue, 4,i:   6,737,176 msg/sec
          boost::lockfree::queue, 5,s:   6,468,047 msg/sec
          boost::lockfree::queue, 5,i:   6,551,126 msg/sec
          boost::lockfree::queue, 6,s:   5,949,190 msg/sec
          boost::lockfree::queue, 6,i:   6,138,553 msg/sec
          boost::lockfree::queue, 7,s:   5,870,294 msg/sec
          boost::lockfree::queue, 7,i:   5,925,510 msg/sec
          boost::lockfree::queue, 8,s:   5,463,343 msg/sec
          boost::lockfree::queue, 8,i:   5,664,214 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 486,492,416 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 158,584,908 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,887,831 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,371,893 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,952,681 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,945,637 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,231,064 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,792,412 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,262,749 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,940,604 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,333,409 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,830,593 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,308,571 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,054,436 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,963,293 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,567,484 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,333,693 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,274,969 msg/sec
                pthread_spinlock, 1,s:  29,017,510 msg/sec
                pthread_spinlock, 1,i:  25,393,575 msg/sec
                pthread_spinlock, 2,s:  15,943,717 msg/sec
                pthread_spinlock, 2,i:  16,888,798 msg/sec
                pthread_spinlock, 3,s:   8,337,441 msg/sec
                pthread_spinlock, 3,i:  12,014,387 msg/sec
                pthread_spinlock, 4,s:   6,516,921 msg/sec
                pthread_spinlock, 4,i:   9,184,283 msg/sec
                pthread_spinlock, 5,s:   8,669,335 msg/sec
                pthread_spinlock, 5,i:   9,455,223 msg/sec
                pthread_spinlock, 6,s:   8,282,172 msg/sec
                pthread_spinlock, 6,i:   8,419,839 msg/sec
                pthread_spinlock, 7,s:   7,553,044 msg/sec
                pthread_spinlock, 7,i:   7,744,649 msg/sec
                pthread_spinlock, 8,s:   6,905,845 msg/sec
                pthread_spinlock, 8,i:   6,923,981 msg/sec
                      std::mutex, 1,s:   7,472,624 msg/sec
                      std::mutex, 1,i:   8,103,149 msg/sec
                      std::mutex, 2,s:   6,063,391 msg/sec
                      std::mutex, 2,i:   5,727,895 msg/sec
                      std::mutex, 3,s:   4,696,627 msg/sec
                      std::mutex, 3,i:   4,992,146 msg/sec
                      std::mutex, 4,s:   5,729,893 msg/sec
                      std::mutex, 4,i:   6,274,258 msg/sec
                      std::mutex, 5,s:   6,104,260 msg/sec
                      std::mutex, 5,i:   6,032,044 msg/sec
                      std::mutex, 6,s:   5,933,318 msg/sec
                      std::mutex, 6,i:   5,957,566 msg/sec
                      std::mutex, 7,s:   5,797,880 msg/sec
                      std::mutex, 7,i:   5,783,630 msg/sec
                      std::mutex, 8,s:   5,669,772 msg/sec
                      std::mutex, 8,i:   5,704,118 msg/sec
                 tbb::spin_mutex, 1,s:  37,760,936 msg/sec
                 tbb::spin_mutex, 1,i:  33,346,653 msg/sec
                 tbb::spin_mutex, 2,s:  20,987,831 msg/sec
                 tbb::spin_mutex, 2,i:  18,417,400 msg/sec
                 tbb::spin_mutex, 3,s:   8,278,958 msg/sec
                 tbb::spin_mutex, 3,i:  11,243,970 msg/sec
                 tbb::spin_mutex, 4,s:   3,136,835 msg/sec
                 tbb::spin_mutex, 4,i:   6,412,455 msg/sec
                 tbb::spin_mutex, 5,s:   5,545,614 msg/sec
                 tbb::spin_mutex, 5,i:   5,729,085 msg/sec
                 tbb::spin_mutex, 6,s:   5,297,213 msg/sec
                 tbb::spin_mutex, 6,i:   4,343,627 msg/sec
                 tbb::spin_mutex, 7,s:   4,855,872 msg/sec
                 tbb::spin_mutex, 7,i:   4,369,295 msg/sec
                 tbb::spin_mutex, 8,s:   4,230,039 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,980 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,313,542 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,014,731 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,698,354 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,144,819 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,535,211 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,193,420 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,382,403 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,253,291 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,700,678 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,893,899 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,971,282 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,949,585 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,900,461 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,951,091 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,966,468 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,100,369 msg/sec
     xenium::michael_scott_queue, 1,s:   9,383,429 msg/sec
     xenium::michael_scott_queue, 1,i:   9,453,144 msg/sec
     xenium::michael_scott_queue, 2,s:   8,358,155 msg/sec
     xenium::michael_scott_queue, 2,i:   8,352,014 msg/sec
     xenium::michael_scott_queue, 3,s:   7,165,224 msg/sec
     xenium::michael_scott_queue, 3,i:   7,560,572 msg/sec
     xenium::michael_scott_queue, 4,s:   6,412,000 msg/sec
     xenium::michael_scott_queue, 4,i:   6,364,671 msg/sec
     xenium::michael_scott_queue, 5,s:   6,355,245 msg/sec
     xenium::michael_scott_queue, 5,i:   6,788,575 msg/sec
     xenium::michael_scott_queue, 6,s:   6,552,233 msg/sec
     xenium::michael_scott_queue, 6,i:   6,968,511 msg/sec
     xenium::michael_scott_queue, 7,s:   6,317,730 msg/sec
     xenium::michael_scott_queue, 7,i:   6,565,638 msg/sec
     xenium::michael_scott_queue, 8,s:   6,001,224 msg/sec
     xenium::michael_scott_queue, 8,i:   6,251,996 msg/sec
         xenium::ramalhete_queue, 1,s:  32,378,644 msg/sec
         xenium::ramalhete_queue, 1,i:  30,957,318 msg/sec
         xenium::ramalhete_queue, 2,s:  23,585,100 msg/sec
         xenium::ramalhete_queue, 2,i:  23,283,837 msg/sec
         xenium::ramalhete_queue, 3,s:  29,153,207 msg/sec
         xenium::ramalhete_queue, 3,i:  28,425,660 msg/sec
         xenium::ramalhete_queue, 4,s:  33,883,847 msg/sec
         xenium::ramalhete_queue, 4,i:  33,519,481 msg/sec
         xenium::ramalhete_queue, 5,s:  32,213,219 msg/sec
         xenium::ramalhete_queue, 5,i:  36,136,325 msg/sec
         xenium::ramalhete_queue, 6,s:  34,170,954 msg/sec
         xenium::ramalhete_queue, 6,i:  39,120,473 msg/sec
         xenium::ramalhete_queue, 7,s:  34,876,816 msg/sec
         xenium::ramalhete_queue, 7,i:  41,582,190 msg/sec
         xenium::ramalhete_queue, 8,s:  35,431,799 msg/sec
         xenium::ramalhete_queue, 8,i:  44,066,295 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,647,665 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,950,334 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,798,556 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,826,173 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,591,124 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,924,201 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,570,858 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,297,411 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,999,541 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,310,374 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,926,065 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,197,236 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,208,611 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,038,743 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,359,330 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,320,613 msg/sec
                     AtomicQueue, 1,s:  60,874,708 msg/sec
                     AtomicQueue, 1,i:  56,743,532 msg/sec
                     AtomicQueue, 2,s:  12,264,325 msg/sec
                     AtomicQueue, 2,i:  11,730,880 msg/sec
                     AtomicQueue, 3,s:  10,739,550 msg/sec
                     AtomicQueue, 3,i:   9,991,413 msg/sec
                     AtomicQueue, 4,s:   8,154,315 msg/sec
                     AtomicQueue, 4,i:   8,184,394 msg/sec
                     AtomicQueue, 5,s:   8,026,415 msg/sec
                     AtomicQueue, 5,i:   8,131,750 msg/sec
                     AtomicQueue, 6,s:   7,781,723 msg/sec
                     AtomicQueue, 6,i:   7,612,016 msg/sec
                     AtomicQueue, 7,s:   7,071,755 msg/sec
                     AtomicQueue, 7,i:   7,952,127 msg/sec
                     AtomicQueue, 8,s:   6,361,537 msg/sec
                     AtomicQueue, 8,i:   7,463,387 msg/sec
                    AtomicQueueB, 1,s:  43,944,367 msg/sec
                    AtomicQueueB, 1,i:  43,713,307 msg/sec
                    AtomicQueueB, 2,s:  11,684,528 msg/sec
                    AtomicQueueB, 2,i:  11,487,671 msg/sec
                    AtomicQueueB, 3,s:  11,049,997 msg/sec
                    AtomicQueueB, 3,i:  10,233,872 msg/sec
                    AtomicQueueB, 4,s:   8,057,424 msg/sec
                    AtomicQueueB, 4,i:   8,061,098 msg/sec
                    AtomicQueueB, 5,s:   7,429,081 msg/sec
                    AtomicQueueB, 5,i:   7,759,724 msg/sec
                    AtomicQueueB, 6,s:   7,321,577 msg/sec
                    AtomicQueueB, 6,i:   7,506,502 msg/sec
                    AtomicQueueB, 7,s:   6,916,535 msg/sec
                    AtomicQueueB, 7,i:   7,730,109 msg/sec
                    AtomicQueueB, 8,s:   6,312,321 msg/sec
                    AtomicQueueB, 8,i:   7,169,127 msg/sec
             OptimistAtomicQueue, 1,s: 823,550,920 msg/sec
             OptimistAtomicQueue, 1,i: 629,713,801 msg/sec
             OptimistAtomicQueue, 2,s:  32,216,766 msg/sec
             OptimistAtomicQueue, 2,i:  31,948,713 msg/sec
             OptimistAtomicQueue, 3,s:  36,573,424 msg/sec
             OptimistAtomicQueue, 3,i:  37,348,728 msg/sec
             OptimistAtomicQueue, 4,s:  39,269,931 msg/sec
             OptimistAtomicQueue, 4,i:  39,382,729 msg/sec
             OptimistAtomicQueue, 5,s:  42,255,579 msg/sec
             OptimistAtomicQueue, 5,i:  48,265,870 msg/sec
             OptimistAtomicQueue, 6,s:  41,846,623 msg/sec
             OptimistAtomicQueue, 6,i:  50,467,056 msg/sec
             OptimistAtomicQueue, 7,s:  45,122,974 msg/sec
             OptimistAtomicQueue, 7,i:  49,174,321 msg/sec
             OptimistAtomicQueue, 8,s:  46,450,769 msg/sec
             OptimistAtomicQueue, 8,i:  48,601,609 msg/sec
            OptimistAtomicQueueB, 1,s:  77,880,526 msg/sec
            OptimistAtomicQueueB, 1,i:  76,765,651 msg/sec
            OptimistAtomicQueueB, 2,s:  32,261,704 msg/sec
            OptimistAtomicQueueB, 2,i:  32,069,176 msg/sec
            OptimistAtomicQueueB, 3,s:  36,284,179 msg/sec
            OptimistAtomicQueueB, 3,i:  36,956,475 msg/sec
            OptimistAtomicQueueB, 4,s:  38,793,887 msg/sec
            OptimistAtomicQueueB, 4,i:  38,710,958 msg/sec
            OptimistAtomicQueueB, 5,s:  41,019,433 msg/sec
            OptimistAtomicQueueB, 5,i:  45,141,035 msg/sec
            OptimistAtomicQueueB, 6,s:  40,721,443 msg/sec
            OptimistAtomicQueueB, 6,i:  48,504,533 msg/sec
            OptimistAtomicQueueB, 7,s:  41,685,011 msg/sec
            OptimistAtomicQueueB, 7,i:  51,495,678 msg/sec
            OptimistAtomicQueueB, 8,s:  43,997,647 msg/sec
            OptimistAtomicQueueB, 8,i:  48,751,583 msg/sec
                    AtomicQueue2, 1,s:  23,080,069 msg/sec
                    AtomicQueue2, 1,i:  23,057,962 msg/sec
                    AtomicQueue2, 2,s:  11,830,534 msg/sec
                    AtomicQueue2, 2,i:  11,374,335 msg/sec
                    AtomicQueue2, 3,s:   9,835,198 msg/sec
                    AtomicQueue2, 3,i:   9,601,712 msg/sec
                    AtomicQueue2, 4,s:   8,037,233 msg/sec
                    AtomicQueue2, 4,i:   8,014,888 msg/sec
                    AtomicQueue2, 5,s:   7,966,155 msg/sec
                    AtomicQueue2, 5,i:   8,026,924 msg/sec
                    AtomicQueue2, 6,s:   7,708,134 msg/sec
                    AtomicQueue2, 6,i:   7,544,286 msg/sec
                    AtomicQueue2, 7,s:   7,117,335 msg/sec
                    AtomicQueue2, 7,i:   7,902,351 msg/sec
                    AtomicQueue2, 8,s:   6,384,288 msg/sec
                    AtomicQueue2, 8,i:   7,221,403 msg/sec
                   AtomicQueueB2, 1,s:  35,893,518 msg/sec
                   AtomicQueueB2, 1,i:  32,624,719 msg/sec
                   AtomicQueueB2, 2,s:  11,447,205 msg/sec
                   AtomicQueueB2, 2,i:  11,154,827 msg/sec
                   AtomicQueueB2, 3,s:   9,736,454 msg/sec
                   AtomicQueueB2, 3,i:   9,550,289 msg/sec
                   AtomicQueueB2, 4,s:   7,993,774 msg/sec
                   AtomicQueueB2, 4,i:   7,872,788 msg/sec
                   AtomicQueueB2, 5,s:   7,469,426 msg/sec
                   AtomicQueueB2, 5,i:   7,744,276 msg/sec
                   AtomicQueueB2, 6,s:   7,268,051 msg/sec
                   AtomicQueueB2, 6,i:   7,408,997 msg/sec
                   AtomicQueueB2, 7,s:   6,911,789 msg/sec
                   AtomicQueueB2, 7,i:   7,685,768 msg/sec
                   AtomicQueueB2, 8,s:   6,281,230 msg/sec
                   AtomicQueueB2, 8,i:   6,944,464 msg/sec
            OptimistAtomicQueue2, 1,s: 100,377,784 msg/sec
            OptimistAtomicQueue2, 1,i:  62,473,073 msg/sec
            OptimistAtomicQueue2, 2,s:  26,139,831 msg/sec
            OptimistAtomicQueue2, 2,i:  24,025,010 msg/sec
            OptimistAtomicQueue2, 3,s:  30,346,507 msg/sec
            OptimistAtomicQueue2, 3,i:  29,943,670 msg/sec
            OptimistAtomicQueue2, 4,s:  33,215,785 msg/sec
            OptimistAtomicQueue2, 4,i:  33,434,892 msg/sec
            OptimistAtomicQueue2, 5,s:  37,175,036 msg/sec
            OptimistAtomicQueue2, 5,i:  40,322,137 msg/sec
            OptimistAtomicQueue2, 6,s:  40,304,989 msg/sec
            OptimistAtomicQueue2, 6,i:  49,350,502 msg/sec
            OptimistAtomicQueue2, 7,s:  42,635,878 msg/sec
            OptimistAtomicQueue2, 7,i:  48,092,824 msg/sec
            OptimistAtomicQueue2, 8,s:  44,114,124 msg/sec
            OptimistAtomicQueue2, 8,i:  48,860,730 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,816,148 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,923,224 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,160,214 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,557,100 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,749,844 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,073,303 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,095,377 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,247,494 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,435,622 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,354,395 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,990,957 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,690,634 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,837,243 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,305,749 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,109,869 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,505,590 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000128 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000293 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[132] 307m:11s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,993,240 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,299,063 msg/sec
          boost::lockfree::queue, 1,s:   6,870,818 msg/sec
          boost::lockfree::queue, 1,i:   6,951,173 msg/sec
          boost::lockfree::queue, 2,s:   7,596,237 msg/sec
          boost::lockfree::queue, 2,i:   7,625,516 msg/sec
          boost::lockfree::queue, 3,s:   7,297,051 msg/sec
          boost::lockfree::queue, 3,i:   7,572,560 msg/sec
          boost::lockfree::queue, 4,s:   6,419,781 msg/sec
          boost::lockfree::queue, 4,i:   6,775,926 msg/sec
          boost::lockfree::queue, 5,s:   6,457,230 msg/sec
          boost::lockfree::queue, 5,i:   6,525,941 msg/sec
          boost::lockfree::queue, 6,s:   6,044,629 msg/sec
          boost::lockfree::queue, 6,i:   6,125,563 msg/sec
          boost::lockfree::queue, 7,s:   6,030,730 msg/sec
          boost::lockfree::queue, 7,i:   6,062,064 msg/sec
          boost::lockfree::queue, 8,s:   5,500,040 msg/sec
          boost::lockfree::queue, 8,i:   5,530,186 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 182,771,852 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  90,752,312 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,640,031 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,738,818 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,415,235 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,613,347 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,352,840 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,972,334 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,773,561 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,675,550 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,062,965 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,611,100 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,450,148 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,378,904 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,948,202 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,950,429 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  48,577,719 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,487,414 msg/sec
                pthread_spinlock, 1,s:  29,026,197 msg/sec
                pthread_spinlock, 1,i:  25,363,699 msg/sec
                pthread_spinlock, 2,s:  16,217,748 msg/sec
                pthread_spinlock, 2,i:  16,972,514 msg/sec
                pthread_spinlock, 3,s:   8,260,554 msg/sec
                pthread_spinlock, 3,i:  12,048,381 msg/sec
                pthread_spinlock, 4,s:   6,504,841 msg/sec
                pthread_spinlock, 4,i:   9,078,811 msg/sec
                pthread_spinlock, 5,s:   8,804,995 msg/sec
                pthread_spinlock, 5,i:   8,857,426 msg/sec
                pthread_spinlock, 6,s:   8,461,662 msg/sec
                pthread_spinlock, 6,i:   9,064,298 msg/sec
                pthread_spinlock, 7,s:   7,594,851 msg/sec
                pthread_spinlock, 7,i:   7,678,224 msg/sec
                pthread_spinlock, 8,s:   6,607,839 msg/sec
                pthread_spinlock, 8,i:   6,925,449 msg/sec
                      std::mutex, 1,s:   6,894,453 msg/sec
                      std::mutex, 1,i:   7,544,011 msg/sec
                      std::mutex, 2,s:   5,924,277 msg/sec
                      std::mutex, 2,i:   6,185,109 msg/sec
                      std::mutex, 3,s:   6,054,785 msg/sec
                      std::mutex, 3,i:   6,205,527 msg/sec
                      std::mutex, 4,s:   6,126,565 msg/sec
                      std::mutex, 4,i:   6,195,707 msg/sec
                      std::mutex, 5,s:   6,065,497 msg/sec
                      std::mutex, 5,i:   5,997,069 msg/sec
                      std::mutex, 6,s:   6,031,259 msg/sec
                      std::mutex, 6,i:   5,950,665 msg/sec
                      std::mutex, 7,s:   5,823,017 msg/sec
                      std::mutex, 7,i:   5,813,241 msg/sec
                      std::mutex, 8,s:   5,680,268 msg/sec
                      std::mutex, 8,i:   5,657,097 msg/sec
                 tbb::spin_mutex, 1,s:  37,693,325 msg/sec
                 tbb::spin_mutex, 1,i:  33,097,952 msg/sec
                 tbb::spin_mutex, 2,s:  18,081,021 msg/sec
                 tbb::spin_mutex, 2,i:  18,524,148 msg/sec
                 tbb::spin_mutex, 3,s:   8,913,219 msg/sec
                 tbb::spin_mutex, 3,i:  11,199,073 msg/sec
                 tbb::spin_mutex, 4,s:   3,138,330 msg/sec
                 tbb::spin_mutex, 4,i:   6,329,138 msg/sec
                 tbb::spin_mutex, 5,s:   5,542,484 msg/sec
                 tbb::spin_mutex, 5,i:   5,789,426 msg/sec
                 tbb::spin_mutex, 6,s:   5,399,966 msg/sec
                 tbb::spin_mutex, 6,i:   4,394,655 msg/sec
                 tbb::spin_mutex, 7,s:   4,666,432 msg/sec
                 tbb::spin_mutex, 7,i:   4,373,851 msg/sec
                 tbb::spin_mutex, 8,s:   3,869,522 msg/sec
                 tbb::spin_mutex, 8,i:   4,073,105 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,252,454 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,660,076 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,707,473 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,919,110 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,271,536 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,351,012 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,077,352 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,529,720 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,582,360 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,560,456 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,763,622 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,591,016 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,828,816 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,714,434 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,101,590 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,081,670 msg/sec
     xenium::michael_scott_queue, 1,s:   9,221,934 msg/sec
     xenium::michael_scott_queue, 1,i:   8,929,841 msg/sec
     xenium::michael_scott_queue, 2,s:   8,555,565 msg/sec
     xenium::michael_scott_queue, 2,i:   8,554,475 msg/sec
     xenium::michael_scott_queue, 3,s:   7,138,588 msg/sec
     xenium::michael_scott_queue, 3,i:   7,544,109 msg/sec
     xenium::michael_scott_queue, 4,s:   6,278,184 msg/sec
     xenium::michael_scott_queue, 4,i:   6,306,327 msg/sec
     xenium::michael_scott_queue, 5,s:   6,312,084 msg/sec
     xenium::michael_scott_queue, 5,i:   6,727,456 msg/sec
     xenium::michael_scott_queue, 6,s:   6,494,374 msg/sec
     xenium::michael_scott_queue, 6,i:   6,922,353 msg/sec
     xenium::michael_scott_queue, 7,s:   6,300,061 msg/sec
     xenium::michael_scott_queue, 7,i:   6,423,984 msg/sec
     xenium::michael_scott_queue, 8,s:   5,958,824 msg/sec
     xenium::michael_scott_queue, 8,i:   6,148,657 msg/sec
         xenium::ramalhete_queue, 1,s:  30,577,539 msg/sec
         xenium::ramalhete_queue, 1,i:  30,855,532 msg/sec
         xenium::ramalhete_queue, 2,s:  23,520,526 msg/sec
         xenium::ramalhete_queue, 2,i:  23,273,619 msg/sec
         xenium::ramalhete_queue, 3,s:  29,121,727 msg/sec
         xenium::ramalhete_queue, 3,i:  28,429,988 msg/sec
         xenium::ramalhete_queue, 4,s:  33,837,610 msg/sec
         xenium::ramalhete_queue, 4,i:  33,416,020 msg/sec
         xenium::ramalhete_queue, 5,s:  32,267,517 msg/sec
         xenium::ramalhete_queue, 5,i:  36,134,254 msg/sec
         xenium::ramalhete_queue, 6,s:  34,109,745 msg/sec
         xenium::ramalhete_queue, 6,i:  38,966,889 msg/sec
         xenium::ramalhete_queue, 7,s:  35,210,514 msg/sec
         xenium::ramalhete_queue, 7,i:  40,889,640 msg/sec
         xenium::ramalhete_queue, 8,s:  35,532,362 msg/sec
         xenium::ramalhete_queue, 8,i:  44,029,787 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,752,125 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,095,682 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,764,276 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,377,668 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,685,081 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,854,544 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,457,965 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,439,077 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,966,361 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,384,382 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,114,167 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,736,823 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,196,163 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,383,917 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,393,080 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,239,068 msg/sec
                     AtomicQueue, 1,s:  65,488,011 msg/sec
                     AtomicQueue, 1,i:  56,337,266 msg/sec
                     AtomicQueue, 2,s:  12,312,925 msg/sec
                     AtomicQueue, 2,i:  11,722,189 msg/sec
                     AtomicQueue, 3,s:  10,687,365 msg/sec
                     AtomicQueue, 3,i:   9,866,705 msg/sec
                     AtomicQueue, 4,s:   8,201,874 msg/sec
                     AtomicQueue, 4,i:   8,180,758 msg/sec
                     AtomicQueue, 5,s:   8,041,136 msg/sec
                     AtomicQueue, 5,i:   8,058,851 msg/sec
                     AtomicQueue, 6,s:   7,957,222 msg/sec
                     AtomicQueue, 6,i:   7,625,356 msg/sec
                     AtomicQueue, 7,s:   7,067,530 msg/sec
                     AtomicQueue, 7,i:   7,993,669 msg/sec
                     AtomicQueue, 8,s:   6,352,981 msg/sec
                     AtomicQueue, 8,i:   7,386,620 msg/sec
                    AtomicQueueB, 1,s:  44,142,022 msg/sec
                    AtomicQueueB, 1,i:  43,083,370 msg/sec
                    AtomicQueueB, 2,s:  11,782,501 msg/sec
                    AtomicQueueB, 2,i:  11,528,508 msg/sec
                    AtomicQueueB, 3,s:  11,028,089 msg/sec
                    AtomicQueueB, 3,i:  10,293,002 msg/sec
                    AtomicQueueB, 4,s:   8,137,514 msg/sec
                    AtomicQueueB, 4,i:   8,003,627 msg/sec
                    AtomicQueueB, 5,s:   7,567,291 msg/sec
                    AtomicQueueB, 5,i:   7,889,772 msg/sec
                    AtomicQueueB, 6,s:   7,396,935 msg/sec
                    AtomicQueueB, 6,i:   7,529,178 msg/sec
                    AtomicQueueB, 7,s:   6,900,360 msg/sec
                    AtomicQueueB, 7,i:   7,746,186 msg/sec
                    AtomicQueueB, 8,s:   6,296,383 msg/sec
                    AtomicQueueB, 8,i:   7,158,339 msg/sec
             OptimistAtomicQueue, 1,s: 738,817,625 msg/sec
             OptimistAtomicQueue, 1,i: 575,369,027 msg/sec
             OptimistAtomicQueue, 2,s:  32,097,147 msg/sec
             OptimistAtomicQueue, 2,i:  32,192,202 msg/sec
             OptimistAtomicQueue, 3,s:  36,655,145 msg/sec
             OptimistAtomicQueue, 3,i:  37,414,334 msg/sec
             OptimistAtomicQueue, 4,s:  39,290,986 msg/sec
             OptimistAtomicQueue, 4,i:  39,378,989 msg/sec
             OptimistAtomicQueue, 5,s:  41,759,028 msg/sec
             OptimistAtomicQueue, 5,i:  46,503,663 msg/sec
             OptimistAtomicQueue, 6,s:  41,983,150 msg/sec
             OptimistAtomicQueue, 6,i:  50,355,963 msg/sec
             OptimistAtomicQueue, 7,s:  44,081,455 msg/sec
             OptimistAtomicQueue, 7,i:  52,100,927 msg/sec
             OptimistAtomicQueue, 8,s:  46,518,706 msg/sec
             OptimistAtomicQueue, 8,i:  49,390,769 msg/sec
            OptimistAtomicQueueB, 1,s: 207,568,098 msg/sec
            OptimistAtomicQueueB, 1,i: 139,222,306 msg/sec
            OptimistAtomicQueueB, 2,s:  32,158,717 msg/sec
            OptimistAtomicQueueB, 2,i:  32,219,448 msg/sec
            OptimistAtomicQueueB, 3,s:  36,182,927 msg/sec
            OptimistAtomicQueueB, 3,i:  36,676,872 msg/sec
            OptimistAtomicQueueB, 4,s:  38,736,686 msg/sec
            OptimistAtomicQueueB, 4,i:  38,660,361 msg/sec
            OptimistAtomicQueueB, 5,s:  41,254,471 msg/sec
            OptimistAtomicQueueB, 5,i:  45,331,785 msg/sec
            OptimistAtomicQueueB, 6,s:  41,016,555 msg/sec
            OptimistAtomicQueueB, 6,i:  49,100,470 msg/sec
            OptimistAtomicQueueB, 7,s:  41,973,550 msg/sec
            OptimistAtomicQueueB, 7,i:  48,033,555 msg/sec
            OptimistAtomicQueueB, 8,s:  44,182,727 msg/sec
            OptimistAtomicQueueB, 8,i:  47,440,400 msg/sec
                    AtomicQueue2, 1,s:  22,925,670 msg/sec
                    AtomicQueue2, 1,i:  22,885,001 msg/sec
                    AtomicQueue2, 2,s:  11,890,714 msg/sec
                    AtomicQueue2, 2,i:  11,447,224 msg/sec
                    AtomicQueue2, 3,s:   9,444,890 msg/sec
                    AtomicQueue2, 3,i:   9,546,143 msg/sec
                    AtomicQueue2, 4,s:   8,037,704 msg/sec
                    AtomicQueue2, 4,i:   8,052,256 msg/sec
                    AtomicQueue2, 5,s:   7,949,291 msg/sec
                    AtomicQueue2, 5,i:   7,929,524 msg/sec
                    AtomicQueue2, 6,s:   7,785,782 msg/sec
                    AtomicQueue2, 6,i:   7,537,094 msg/sec
                    AtomicQueue2, 7,s:   7,117,402 msg/sec
                    AtomicQueue2, 7,i:   7,864,853 msg/sec
                    AtomicQueue2, 8,s:   6,368,587 msg/sec
                    AtomicQueue2, 8,i:   7,337,320 msg/sec
                   AtomicQueueB2, 1,s:  36,269,310 msg/sec
                   AtomicQueueB2, 1,i:  32,610,540 msg/sec
                   AtomicQueueB2, 2,s:  11,502,831 msg/sec
                   AtomicQueueB2, 2,i:  11,088,908 msg/sec
                   AtomicQueueB2, 3,s:   9,674,204 msg/sec
                   AtomicQueueB2, 3,i:   9,552,101 msg/sec
                   AtomicQueueB2, 4,s:   7,871,634 msg/sec
                   AtomicQueueB2, 4,i:   7,857,374 msg/sec
                   AtomicQueueB2, 5,s:   7,569,014 msg/sec
                   AtomicQueueB2, 5,i:   7,768,023 msg/sec
                   AtomicQueueB2, 6,s:   7,253,261 msg/sec
                   AtomicQueueB2, 6,i:   7,403,942 msg/sec
                   AtomicQueueB2, 7,s:   6,931,400 msg/sec
                   AtomicQueueB2, 7,i:   7,484,682 msg/sec
                   AtomicQueueB2, 8,s:   6,257,082 msg/sec
                   AtomicQueueB2, 8,i:   7,126,702 msg/sec
            OptimistAtomicQueue2, 1,s: 499,993,187 msg/sec
            OptimistAtomicQueue2, 1,i: 115,831,807 msg/sec
            OptimistAtomicQueue2, 2,s:  29,364,549 msg/sec
            OptimistAtomicQueue2, 2,i:  21,661,800 msg/sec
            OptimistAtomicQueue2, 3,s:  31,060,973 msg/sec
            OptimistAtomicQueue2, 3,i:  29,970,522 msg/sec
            OptimistAtomicQueue2, 4,s:  33,220,909 msg/sec
            OptimistAtomicQueue2, 4,i:  33,065,775 msg/sec
            OptimistAtomicQueue2, 5,s:  37,348,442 msg/sec
            OptimistAtomicQueue2, 5,i:  40,307,895 msg/sec
            OptimistAtomicQueue2, 6,s:  40,090,830 msg/sec
            OptimistAtomicQueue2, 6,i:  49,228,134 msg/sec
            OptimistAtomicQueue2, 7,s:  42,766,902 msg/sec
            OptimistAtomicQueue2, 7,i:  48,041,140 msg/sec
            OptimistAtomicQueue2, 8,s:  43,932,333 msg/sec
            OptimistAtomicQueue2, 8,i:  48,629,404 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,168,769 msg/sec
           OptimistAtomicQueueB2, 1,i:  41,397,965 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,342,118 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,133,141 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,281,817 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,130,568 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,219,538 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,735,326 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,499,916 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,359,373 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,716,159 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,172,161 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,722,581 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,511,479 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,394,546 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,181,922 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000327 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000161 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000251 sec/round-trip
                pthread_spinlock: 0.000000287 sec/round-trip
                      std::mutex: 0.000000470 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000363 sec/round-trip
         xenium::ramalhete_queue: 0.000000262 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000188 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[133] 305m:52s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,744,217 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,036,986 msg/sec
          boost::lockfree::queue, 1,s:   7,851,444 msg/sec
          boost::lockfree::queue, 1,i:   6,972,829 msg/sec
          boost::lockfree::queue, 2,s:   7,630,913 msg/sec
          boost::lockfree::queue, 2,i:   7,601,255 msg/sec
          boost::lockfree::queue, 3,s:   7,416,520 msg/sec
          boost::lockfree::queue, 3,i:   7,545,772 msg/sec
          boost::lockfree::queue, 4,s:   6,417,702 msg/sec
          boost::lockfree::queue, 4,i:   6,766,845 msg/sec
          boost::lockfree::queue, 5,s:   6,449,581 msg/sec
          boost::lockfree::queue, 5,i:   6,421,773 msg/sec
          boost::lockfree::queue, 6,s:   5,960,288 msg/sec
          boost::lockfree::queue, 6,i:   6,145,388 msg/sec
          boost::lockfree::queue, 7,s:   5,868,284 msg/sec
          boost::lockfree::queue, 7,i:   6,034,233 msg/sec
          boost::lockfree::queue, 8,s:   5,475,095 msg/sec
          boost::lockfree::queue, 8,i:   5,582,071 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 518,043,990 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 471,002,551 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,114,015 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,478,879 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,276,234 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,340,560 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,247,930 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,816,643 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,534,504 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,332,606 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,512,797 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,223,295 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,282,026 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,457,955 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,224,436 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,880,146 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,242,168 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,626,970 msg/sec
                pthread_spinlock, 1,s:  29,097,991 msg/sec
                pthread_spinlock, 1,i:  29,127,618 msg/sec
                pthread_spinlock, 2,s:  15,435,565 msg/sec
                pthread_spinlock, 2,i:  18,137,915 msg/sec
                pthread_spinlock, 3,s:   8,358,952 msg/sec
                pthread_spinlock, 3,i:  11,999,138 msg/sec
                pthread_spinlock, 4,s:   6,503,752 msg/sec
                pthread_spinlock, 4,i:   9,274,360 msg/sec
                pthread_spinlock, 5,s:   8,725,444 msg/sec
                pthread_spinlock, 5,i:   9,536,923 msg/sec
                pthread_spinlock, 6,s:   8,236,836 msg/sec
                pthread_spinlock, 6,i:   8,494,275 msg/sec
                pthread_spinlock, 7,s:   7,722,907 msg/sec
                pthread_spinlock, 7,i:   7,403,187 msg/sec
                pthread_spinlock, 8,s:   6,666,745 msg/sec
                pthread_spinlock, 8,i:   7,296,797 msg/sec
                      std::mutex, 1,s:   6,365,951 msg/sec
                      std::mutex, 1,i:   6,661,702 msg/sec
                      std::mutex, 2,s:   5,921,531 msg/sec
                      std::mutex, 2,i:   6,068,931 msg/sec
                      std::mutex, 3,s:   6,099,996 msg/sec
                      std::mutex, 3,i:   5,549,619 msg/sec
                      std::mutex, 4,s:   5,546,799 msg/sec
                      std::mutex, 4,i:   5,723,928 msg/sec
                      std::mutex, 5,s:   6,050,821 msg/sec
                      std::mutex, 5,i:   5,987,030 msg/sec
                      std::mutex, 6,s:   5,990,478 msg/sec
                      std::mutex, 6,i:   5,932,064 msg/sec
                      std::mutex, 7,s:   5,814,673 msg/sec
                      std::mutex, 7,i:   5,805,989 msg/sec
                      std::mutex, 8,s:   5,681,194 msg/sec
                      std::mutex, 8,i:   5,668,805 msg/sec
                 tbb::spin_mutex, 1,s:  37,810,936 msg/sec
                 tbb::spin_mutex, 1,i:  37,744,225 msg/sec
                 tbb::spin_mutex, 2,s:  21,184,957 msg/sec
                 tbb::spin_mutex, 2,i:  18,314,814 msg/sec
                 tbb::spin_mutex, 3,s:   7,479,929 msg/sec
                 tbb::spin_mutex, 3,i:  10,309,034 msg/sec
                 tbb::spin_mutex, 4,s:   3,213,240 msg/sec
                 tbb::spin_mutex, 4,i:   6,337,423 msg/sec
                 tbb::spin_mutex, 5,s:   5,397,767 msg/sec
                 tbb::spin_mutex, 5,i:   5,696,563 msg/sec
                 tbb::spin_mutex, 6,s:   5,151,691 msg/sec
                 tbb::spin_mutex, 6,i:   4,332,923 msg/sec
                 tbb::spin_mutex, 7,s:   4,829,732 msg/sec
                 tbb::spin_mutex, 7,i:   4,344,084 msg/sec
                 tbb::spin_mutex, 8,s:   4,242,827 msg/sec
                 tbb::spin_mutex, 8,i:   4,158,233 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,995,961 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,388,256 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,174,712 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,350,277 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,443,684 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,630,345 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,571,743 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,588,730 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,920,787 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,664,169 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,908,623 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,672,286 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,910,942 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,820,771 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,763,382 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,467,361 msg/sec
     xenium::michael_scott_queue, 1,s:   9,499,729 msg/sec
     xenium::michael_scott_queue, 1,i:   9,485,046 msg/sec
     xenium::michael_scott_queue, 2,s:   8,508,871 msg/sec
     xenium::michael_scott_queue, 2,i:   8,477,574 msg/sec
     xenium::michael_scott_queue, 3,s:   7,121,198 msg/sec
     xenium::michael_scott_queue, 3,i:   7,536,359 msg/sec
     xenium::michael_scott_queue, 4,s:   6,261,419 msg/sec
     xenium::michael_scott_queue, 4,i:   6,314,364 msg/sec
     xenium::michael_scott_queue, 5,s:   6,337,254 msg/sec
     xenium::michael_scott_queue, 5,i:   6,624,516 msg/sec
     xenium::michael_scott_queue, 6,s:   6,501,576 msg/sec
     xenium::michael_scott_queue, 6,i:   6,755,200 msg/sec
     xenium::michael_scott_queue, 7,s:   6,332,453 msg/sec
     xenium::michael_scott_queue, 7,i:   6,408,406 msg/sec
     xenium::michael_scott_queue, 8,s:   5,976,751 msg/sec
     xenium::michael_scott_queue, 8,i:   6,093,600 msg/sec
         xenium::ramalhete_queue, 1,s:  31,566,731 msg/sec
         xenium::ramalhete_queue, 1,i:  31,554,233 msg/sec
         xenium::ramalhete_queue, 2,s:  23,528,790 msg/sec
         xenium::ramalhete_queue, 2,i:  23,383,780 msg/sec
         xenium::ramalhete_queue, 3,s:  29,260,171 msg/sec
         xenium::ramalhete_queue, 3,i:  28,460,933 msg/sec
         xenium::ramalhete_queue, 4,s:  33,711,576 msg/sec
         xenium::ramalhete_queue, 4,i:  33,461,927 msg/sec
         xenium::ramalhete_queue, 5,s:  32,142,267 msg/sec
         xenium::ramalhete_queue, 5,i:  36,147,637 msg/sec
         xenium::ramalhete_queue, 6,s:  34,118,107 msg/sec
         xenium::ramalhete_queue, 6,i:  38,649,121 msg/sec
         xenium::ramalhete_queue, 7,s:  34,985,752 msg/sec
         xenium::ramalhete_queue, 7,i:  41,480,560 msg/sec
         xenium::ramalhete_queue, 8,s:  35,451,574 msg/sec
         xenium::ramalhete_queue, 8,i:  43,785,294 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,075,964 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  69,906,632 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,541,448 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,628,673 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,774,841 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,921,557 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,601,015 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,884,482 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,984,932 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,258,893 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,992,287 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,675,313 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,293,489 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,285,623 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,378,900 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,333,423 msg/sec
                     AtomicQueue, 1,s: 169,638,809 msg/sec
                     AtomicQueue, 1,i: 238,074,307 msg/sec
                     AtomicQueue, 2,s:  12,298,935 msg/sec
                     AtomicQueue, 2,i:  11,692,091 msg/sec
                     AtomicQueue, 3,s:  10,758,276 msg/sec
                     AtomicQueue, 3,i:   9,935,323 msg/sec
                     AtomicQueue, 4,s:   8,151,173 msg/sec
                     AtomicQueue, 4,i:   8,185,536 msg/sec
                     AtomicQueue, 5,s:   8,040,472 msg/sec
                     AtomicQueue, 5,i:   8,102,421 msg/sec
                     AtomicQueue, 6,s:   7,569,085 msg/sec
                     AtomicQueue, 6,i:   7,619,842 msg/sec
                     AtomicQueue, 7,s:   7,061,547 msg/sec
                     AtomicQueue, 7,i:   7,979,910 msg/sec
                     AtomicQueue, 8,s:   6,365,174 msg/sec
                     AtomicQueue, 8,i:   7,433,754 msg/sec
                    AtomicQueueB, 1,s:  43,081,627 msg/sec
                    AtomicQueueB, 1,i:  43,007,973 msg/sec
                    AtomicQueueB, 2,s:  11,896,459 msg/sec
                    AtomicQueueB, 2,i:  11,460,533 msg/sec
                    AtomicQueueB, 3,s:  11,037,932 msg/sec
                    AtomicQueueB, 3,i:  10,321,567 msg/sec
                    AtomicQueueB, 4,s:   8,081,349 msg/sec
                    AtomicQueueB, 4,i:   8,049,779 msg/sec
                    AtomicQueueB, 5,s:   7,691,913 msg/sec
                    AtomicQueueB, 5,i:   7,876,895 msg/sec
                    AtomicQueueB, 6,s:   7,230,378 msg/sec
                    AtomicQueueB, 6,i:   7,591,269 msg/sec
                    AtomicQueueB, 7,s:   6,882,945 msg/sec
                    AtomicQueueB, 7,i:   7,760,092 msg/sec
                    AtomicQueueB, 8,s:   6,265,529 msg/sec
                    AtomicQueueB, 8,i:   7,034,301 msg/sec
             OptimistAtomicQueue, 1,s: 703,992,712 msg/sec
             OptimistAtomicQueue, 1,i: 704,645,285 msg/sec
             OptimistAtomicQueue, 2,s:  32,637,163 msg/sec
             OptimistAtomicQueue, 2,i:  32,726,937 msg/sec
             OptimistAtomicQueue, 3,s:  36,655,016 msg/sec
             OptimistAtomicQueue, 3,i:  37,548,890 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,275 msg/sec
             OptimistAtomicQueue, 4,i:  39,416,851 msg/sec
             OptimistAtomicQueue, 5,s:  42,462,516 msg/sec
             OptimistAtomicQueue, 5,i:  48,643,792 msg/sec
             OptimistAtomicQueue, 6,s:  42,640,915 msg/sec
             OptimistAtomicQueue, 6,i:  50,432,527 msg/sec
             OptimistAtomicQueue, 7,s:  45,063,992 msg/sec
             OptimistAtomicQueue, 7,i:  49,389,412 msg/sec
             OptimistAtomicQueue, 8,s:  46,302,781 msg/sec
             OptimistAtomicQueue, 8,i:  49,048,885 msg/sec
            OptimistAtomicQueueB, 1,s:  83,441,966 msg/sec
            OptimistAtomicQueueB, 1,i: 135,689,058 msg/sec
            OptimistAtomicQueueB, 2,s:  32,196,142 msg/sec
            OptimistAtomicQueueB, 2,i:  31,986,524 msg/sec
            OptimistAtomicQueueB, 3,s:  36,227,690 msg/sec
            OptimistAtomicQueueB, 3,i:  36,845,805 msg/sec
            OptimistAtomicQueueB, 4,s:  38,613,016 msg/sec
            OptimistAtomicQueueB, 4,i:  38,623,531 msg/sec
            OptimistAtomicQueueB, 5,s:  40,819,997 msg/sec
            OptimistAtomicQueueB, 5,i:  46,095,432 msg/sec
            OptimistAtomicQueueB, 6,s:  41,334,737 msg/sec
            OptimistAtomicQueueB, 6,i:  49,005,743 msg/sec
            OptimistAtomicQueueB, 7,s:  41,958,778 msg/sec
            OptimistAtomicQueueB, 7,i:  51,613,295 msg/sec
            OptimistAtomicQueueB, 8,s:  44,512,735 msg/sec
            OptimistAtomicQueueB, 8,i:  47,609,901 msg/sec
                    AtomicQueue2, 1,s:  22,866,507 msg/sec
                    AtomicQueue2, 1,i:  22,870,197 msg/sec
                    AtomicQueue2, 2,s:  11,720,587 msg/sec
                    AtomicQueue2, 2,i:  11,520,696 msg/sec
                    AtomicQueue2, 3,s:   9,398,334 msg/sec
                    AtomicQueue2, 3,i:   9,544,323 msg/sec
                    AtomicQueue2, 4,s:   8,089,735 msg/sec
                    AtomicQueue2, 4,i:   8,072,286 msg/sec
                    AtomicQueue2, 5,s:   7,934,552 msg/sec
                    AtomicQueue2, 5,i:   8,043,860 msg/sec
                    AtomicQueue2, 6,s:   7,856,964 msg/sec
                    AtomicQueue2, 6,i:   7,533,713 msg/sec
                    AtomicQueue2, 7,s:   7,137,244 msg/sec
                    AtomicQueue2, 7,i:   7,880,929 msg/sec
                    AtomicQueue2, 8,s:   6,380,931 msg/sec
                    AtomicQueue2, 8,i:   7,359,592 msg/sec
                   AtomicQueueB2, 1,s:  36,271,098 msg/sec
                   AtomicQueueB2, 1,i:  32,640,073 msg/sec
                   AtomicQueueB2, 2,s:  11,488,486 msg/sec
                   AtomicQueueB2, 2,i:  11,119,548 msg/sec
                   AtomicQueueB2, 3,s:   9,664,643 msg/sec
                   AtomicQueueB2, 3,i:   9,577,844 msg/sec
                   AtomicQueueB2, 4,s:   7,782,033 msg/sec
                   AtomicQueueB2, 4,i:   7,825,414 msg/sec
                   AtomicQueueB2, 5,s:   7,582,283 msg/sec
                   AtomicQueueB2, 5,i:   7,705,922 msg/sec
                   AtomicQueueB2, 6,s:   7,183,990 msg/sec
                   AtomicQueueB2, 6,i:   7,446,329 msg/sec
                   AtomicQueueB2, 7,s:   6,892,805 msg/sec
                   AtomicQueueB2, 7,i:   7,719,864 msg/sec
                   AtomicQueueB2, 8,s:   6,240,974 msg/sec
                   AtomicQueueB2, 8,i:   6,976,984 msg/sec
            OptimistAtomicQueue2, 1,s: 459,412,670 msg/sec
            OptimistAtomicQueue2, 1,i: 461,876,377 msg/sec
            OptimistAtomicQueue2, 2,s:  24,264,951 msg/sec
            OptimistAtomicQueue2, 2,i:  24,019,173 msg/sec
            OptimistAtomicQueue2, 3,s:  30,318,949 msg/sec
            OptimistAtomicQueue2, 3,i:  29,937,583 msg/sec
            OptimistAtomicQueue2, 4,s:  33,240,989 msg/sec
            OptimistAtomicQueue2, 4,i:  33,464,905 msg/sec
            OptimistAtomicQueue2, 5,s:  37,224,392 msg/sec
            OptimistAtomicQueue2, 5,i:  40,349,265 msg/sec
            OptimistAtomicQueue2, 6,s:  39,980,334 msg/sec
            OptimistAtomicQueue2, 6,i:  49,230,229 msg/sec
            OptimistAtomicQueue2, 7,s:  42,955,427 msg/sec
            OptimistAtomicQueue2, 7,i:  48,160,047 msg/sec
            OptimistAtomicQueue2, 8,s:  43,851,184 msg/sec
            OptimistAtomicQueue2, 8,i:  49,294,993 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,305,229 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,850,431 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,105,032 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,501,136 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,739,879 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,986,137 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,174,743 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,403,887 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,511,084 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,428,800 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,521,124 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,240,648 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,103,409 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,538,251 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,278,890 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,930,233 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000115 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000238 sec/round-trip
                      std::mutex: 0.000000449 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[134] 304m:33s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,374,237 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,394,313 msg/sec
          boost::lockfree::queue, 1,s:   6,794,716 msg/sec
          boost::lockfree::queue, 1,i:   6,879,302 msg/sec
          boost::lockfree::queue, 2,s:   7,703,424 msg/sec
          boost::lockfree::queue, 2,i:   7,573,500 msg/sec
          boost::lockfree::queue, 3,s:   7,363,623 msg/sec
          boost::lockfree::queue, 3,i:   7,573,838 msg/sec
          boost::lockfree::queue, 4,s:   6,419,803 msg/sec
          boost::lockfree::queue, 4,i:   6,871,055 msg/sec
          boost::lockfree::queue, 5,s:   6,427,307 msg/sec
          boost::lockfree::queue, 5,i:   6,543,848 msg/sec
          boost::lockfree::queue, 6,s:   5,994,929 msg/sec
          boost::lockfree::queue, 6,i:   6,122,174 msg/sec
          boost::lockfree::queue, 7,s:   5,746,691 msg/sec
          boost::lockfree::queue, 7,i:   5,892,603 msg/sec
          boost::lockfree::queue, 8,s:   5,435,082 msg/sec
          boost::lockfree::queue, 8,i:   5,698,129 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 197,243,278 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 106,382,118 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,295,212 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,087,287 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,602,713 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,501,069 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,403,126 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,148,874 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,965,946 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,369,238 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,440,828 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,182,804 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,364,315 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,836,190 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  31,166,916 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,740,144 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,298,047 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,629,072 msg/sec
                pthread_spinlock, 1,s:  28,644,297 msg/sec
                pthread_spinlock, 1,i:  25,332,726 msg/sec
                pthread_spinlock, 2,s:  15,630,416 msg/sec
                pthread_spinlock, 2,i:  17,149,364 msg/sec
                pthread_spinlock, 3,s:   8,384,148 msg/sec
                pthread_spinlock, 3,i:  11,959,214 msg/sec
                pthread_spinlock, 4,s:   6,533,724 msg/sec
                pthread_spinlock, 4,i:   8,738,528 msg/sec
                pthread_spinlock, 5,s:   8,670,998 msg/sec
                pthread_spinlock, 5,i:   8,951,974 msg/sec
                pthread_spinlock, 6,s:   8,555,112 msg/sec
                pthread_spinlock, 6,i:   8,538,352 msg/sec
                pthread_spinlock, 7,s:   7,915,170 msg/sec
                pthread_spinlock, 7,i:   7,584,149 msg/sec
                pthread_spinlock, 8,s:   6,659,261 msg/sec
                pthread_spinlock, 8,i:   6,951,722 msg/sec
                      std::mutex, 1,s:   5,619,910 msg/sec
                      std::mutex, 1,i:   5,343,314 msg/sec
                      std::mutex, 2,s:   4,742,591 msg/sec
                      std::mutex, 2,i:   5,427,752 msg/sec
                      std::mutex, 3,s:   5,868,764 msg/sec
                      std::mutex, 3,i:   6,031,118 msg/sec
                      std::mutex, 4,s:   6,165,489 msg/sec
                      std::mutex, 4,i:   6,310,065 msg/sec
                      std::mutex, 5,s:   5,997,307 msg/sec
                      std::mutex, 5,i:   5,562,081 msg/sec
                      std::mutex, 6,s:   5,876,683 msg/sec
                      std::mutex, 6,i:   5,832,536 msg/sec
                      std::mutex, 7,s:   5,906,080 msg/sec
                      std::mutex, 7,i:   5,833,490 msg/sec
                      std::mutex, 8,s:   5,779,582 msg/sec
                      std::mutex, 8,i:   5,702,753 msg/sec
                 tbb::spin_mutex, 1,s:  37,954,936 msg/sec
                 tbb::spin_mutex, 1,i:  32,822,528 msg/sec
                 tbb::spin_mutex, 2,s:  21,175,185 msg/sec
                 tbb::spin_mutex, 2,i:  18,390,503 msg/sec
                 tbb::spin_mutex, 3,s:   7,926,028 msg/sec
                 tbb::spin_mutex, 3,i:  10,697,647 msg/sec
                 tbb::spin_mutex, 4,s:   3,108,274 msg/sec
                 tbb::spin_mutex, 4,i:   6,326,434 msg/sec
                 tbb::spin_mutex, 5,s:   5,532,655 msg/sec
                 tbb::spin_mutex, 5,i:   5,732,486 msg/sec
                 tbb::spin_mutex, 6,s:   5,352,027 msg/sec
                 tbb::spin_mutex, 6,i:   4,346,920 msg/sec
                 tbb::spin_mutex, 7,s:   4,489,510 msg/sec
                 tbb::spin_mutex, 7,i:   4,284,228 msg/sec
                 tbb::spin_mutex, 8,s:   4,265,474 msg/sec
                 tbb::spin_mutex, 8,i:   4,049,880 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,597,668 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,546,560 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,385,062 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,534,112 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,427,454 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,924,610 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,565,702 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,645,610 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,968,027 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,662,524 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,960,645 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,681,497 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,865,284 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,810,910 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,771,301 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,465,832 msg/sec
     xenium::michael_scott_queue, 1,s:   9,219,783 msg/sec
     xenium::michael_scott_queue, 1,i:   9,232,959 msg/sec
     xenium::michael_scott_queue, 2,s:   8,456,983 msg/sec
     xenium::michael_scott_queue, 2,i:   8,422,075 msg/sec
     xenium::michael_scott_queue, 3,s:   7,232,169 msg/sec
     xenium::michael_scott_queue, 3,i:   7,493,833 msg/sec
     xenium::michael_scott_queue, 4,s:   6,287,321 msg/sec
     xenium::michael_scott_queue, 4,i:   6,296,532 msg/sec
     xenium::michael_scott_queue, 5,s:   6,303,312 msg/sec
     xenium::michael_scott_queue, 5,i:   6,672,648 msg/sec
     xenium::michael_scott_queue, 6,s:   6,468,335 msg/sec
     xenium::michael_scott_queue, 6,i:   6,901,739 msg/sec
     xenium::michael_scott_queue, 7,s:   6,269,331 msg/sec
     xenium::michael_scott_queue, 7,i:   6,578,920 msg/sec
     xenium::michael_scott_queue, 8,s:   6,006,505 msg/sec
     xenium::michael_scott_queue, 8,i:   6,131,817 msg/sec
         xenium::ramalhete_queue, 1,s:  32,029,565 msg/sec
         xenium::ramalhete_queue, 1,i:  32,518,230 msg/sec
         xenium::ramalhete_queue, 2,s:  23,509,454 msg/sec
         xenium::ramalhete_queue, 2,i:  23,347,343 msg/sec
         xenium::ramalhete_queue, 3,s:  29,192,858 msg/sec
         xenium::ramalhete_queue, 3,i:  28,507,795 msg/sec
         xenium::ramalhete_queue, 4,s:  34,012,868 msg/sec
         xenium::ramalhete_queue, 4,i:  33,552,774 msg/sec
         xenium::ramalhete_queue, 5,s:  32,191,694 msg/sec
         xenium::ramalhete_queue, 5,i:  35,845,739 msg/sec
         xenium::ramalhete_queue, 6,s:  34,015,829 msg/sec
         xenium::ramalhete_queue, 6,i:  38,875,984 msg/sec
         xenium::ramalhete_queue, 7,s:  35,144,942 msg/sec
         xenium::ramalhete_queue, 7,i:  40,616,498 msg/sec
         xenium::ramalhete_queue, 8,s:  35,350,770 msg/sec
         xenium::ramalhete_queue, 8,i:  44,155,965 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,905,968 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,723,606 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,532,620 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,552,550 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,717,884 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,752,232 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,571,377 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,096,958 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,936,654 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,326,888 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,982,267 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,559,080 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,168,219 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,970,573 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,405,175 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,288,336 msg/sec
                     AtomicQueue, 1,s:  60,804,182 msg/sec
                     AtomicQueue, 1,i:  56,888,892 msg/sec
                     AtomicQueue, 2,s:  12,250,537 msg/sec
                     AtomicQueue, 2,i:  11,748,040 msg/sec
                     AtomicQueue, 3,s:  10,825,682 msg/sec
                     AtomicQueue, 3,i:   9,895,189 msg/sec
                     AtomicQueue, 4,s:   8,161,540 msg/sec
                     AtomicQueue, 4,i:   8,164,708 msg/sec
                     AtomicQueue, 5,s:   8,042,561 msg/sec
                     AtomicQueue, 5,i:   8,097,801 msg/sec
                     AtomicQueue, 6,s:   7,956,139 msg/sec
                     AtomicQueue, 6,i:   7,621,755 msg/sec
                     AtomicQueue, 7,s:   7,150,597 msg/sec
                     AtomicQueue, 7,i:   7,988,258 msg/sec
                     AtomicQueue, 8,s:   6,375,271 msg/sec
                     AtomicQueue, 8,i:   7,438,221 msg/sec
                    AtomicQueueB, 1,s:  43,932,362 msg/sec
                    AtomicQueueB, 1,i:  43,872,786 msg/sec
                    AtomicQueueB, 2,s:  11,661,360 msg/sec
                    AtomicQueueB, 2,i:  11,487,189 msg/sec
                    AtomicQueueB, 3,s:  10,991,092 msg/sec
                    AtomicQueueB, 3,i:  10,127,221 msg/sec
                    AtomicQueueB, 4,s:   8,006,275 msg/sec
                    AtomicQueueB, 4,i:   8,006,904 msg/sec
                    AtomicQueueB, 5,s:   7,571,270 msg/sec
                    AtomicQueueB, 5,i:   7,835,188 msg/sec
                    AtomicQueueB, 6,s:   7,371,986 msg/sec
                    AtomicQueueB, 6,i:   7,528,499 msg/sec
                    AtomicQueueB, 7,s:   6,860,285 msg/sec
                    AtomicQueueB, 7,i:   7,764,109 msg/sec
                    AtomicQueueB, 8,s:   6,205,883 msg/sec
                    AtomicQueueB, 8,i:   7,140,953 msg/sec
             OptimistAtomicQueue, 1,s: 545,283,475 msg/sec
             OptimistAtomicQueue, 1,i: 536,983,965 msg/sec
             OptimistAtomicQueue, 2,s:  32,091,431 msg/sec
             OptimistAtomicQueue, 2,i:  32,171,865 msg/sec
             OptimistAtomicQueue, 3,s:  36,611,679 msg/sec
             OptimistAtomicQueue, 3,i:  37,320,096 msg/sec
             OptimistAtomicQueue, 4,s:  39,282,622 msg/sec
             OptimistAtomicQueue, 4,i:  39,389,564 msg/sec
             OptimistAtomicQueue, 5,s:  42,422,082 msg/sec
             OptimistAtomicQueue, 5,i:  46,872,248 msg/sec
             OptimistAtomicQueue, 6,s:  42,218,765 msg/sec
             OptimistAtomicQueue, 6,i:  50,421,158 msg/sec
             OptimistAtomicQueue, 7,s:  44,143,270 msg/sec
             OptimistAtomicQueue, 7,i:  52,980,860 msg/sec
             OptimistAtomicQueue, 8,s:  46,383,606 msg/sec
             OptimistAtomicQueue, 8,i:  49,766,367 msg/sec
            OptimistAtomicQueueB, 1,s: 174,068,236 msg/sec
            OptimistAtomicQueueB, 1,i: 163,746,795 msg/sec
            OptimistAtomicQueueB, 2,s:  31,695,211 msg/sec
            OptimistAtomicQueueB, 2,i:  31,751,657 msg/sec
            OptimistAtomicQueueB, 3,s:  36,126,239 msg/sec
            OptimistAtomicQueueB, 3,i:  36,783,667 msg/sec
            OptimistAtomicQueueB, 4,s:  38,685,685 msg/sec
            OptimistAtomicQueueB, 4,i:  38,535,767 msg/sec
            OptimistAtomicQueueB, 5,s:  41,139,518 msg/sec
            OptimistAtomicQueueB, 5,i:  45,198,476 msg/sec
            OptimistAtomicQueueB, 6,s:  40,791,170 msg/sec
            OptimistAtomicQueueB, 6,i:  49,122,695 msg/sec
            OptimistAtomicQueueB, 7,s:  41,984,143 msg/sec
            OptimistAtomicQueueB, 7,i:  51,486,299 msg/sec
            OptimistAtomicQueueB, 8,s:  44,617,756 msg/sec
            OptimistAtomicQueueB, 8,i:  47,854,456 msg/sec
                    AtomicQueue2, 1,s:  23,008,845 msg/sec
                    AtomicQueue2, 1,i:  23,028,132 msg/sec
                    AtomicQueue2, 2,s:  11,893,101 msg/sec
                    AtomicQueue2, 2,i:  11,574,043 msg/sec
                    AtomicQueue2, 3,s:   9,565,388 msg/sec
                    AtomicQueue2, 3,i:   9,317,214 msg/sec
                    AtomicQueue2, 4,s:   8,038,895 msg/sec
                    AtomicQueue2, 4,i:   8,088,987 msg/sec
                    AtomicQueue2, 5,s:   7,897,583 msg/sec
                    AtomicQueue2, 5,i:   8,018,368 msg/sec
                    AtomicQueue2, 6,s:   7,725,535 msg/sec
                    AtomicQueue2, 6,i:   7,533,512 msg/sec
                    AtomicQueue2, 7,s:   7,158,966 msg/sec
                    AtomicQueue2, 7,i:   7,876,712 msg/sec
                    AtomicQueue2, 8,s:   6,389,403 msg/sec
                    AtomicQueue2, 8,i:   7,344,465 msg/sec
                   AtomicQueueB2, 1,s:  35,604,027 msg/sec
                   AtomicQueueB2, 1,i:  32,633,389 msg/sec
                   AtomicQueueB2, 2,s:  11,459,802 msg/sec
                   AtomicQueueB2, 2,i:  11,069,412 msg/sec
                   AtomicQueueB2, 3,s:   9,556,664 msg/sec
                   AtomicQueueB2, 3,i:   9,561,640 msg/sec
                   AtomicQueueB2, 4,s:   7,920,948 msg/sec
                   AtomicQueueB2, 4,i:   7,807,213 msg/sec
                   AtomicQueueB2, 5,s:   7,455,721 msg/sec
                   AtomicQueueB2, 5,i:   7,735,289 msg/sec
                   AtomicQueueB2, 6,s:   7,310,904 msg/sec
                   AtomicQueueB2, 6,i:   7,434,313 msg/sec
                   AtomicQueueB2, 7,s:   6,921,652 msg/sec
                   AtomicQueueB2, 7,i:   7,694,676 msg/sec
                   AtomicQueueB2, 8,s:   6,292,105 msg/sec
                   AtomicQueueB2, 8,i:   7,110,214 msg/sec
            OptimistAtomicQueue2, 1,s: 467,708,635 msg/sec
            OptimistAtomicQueue2, 1,i:  29,730,071 msg/sec
            OptimistAtomicQueue2, 2,s:  24,268,300 msg/sec
            OptimistAtomicQueue2, 2,i:  24,020,053 msg/sec
            OptimistAtomicQueue2, 3,s:  30,521,885 msg/sec
            OptimistAtomicQueue2, 3,i:  29,995,931 msg/sec
            OptimistAtomicQueue2, 4,s:  33,299,639 msg/sec
            OptimistAtomicQueue2, 4,i:  33,765,215 msg/sec
            OptimistAtomicQueue2, 5,s:  37,191,313 msg/sec
            OptimistAtomicQueue2, 5,i:  41,128,341 msg/sec
            OptimistAtomicQueue2, 6,s:  40,516,438 msg/sec
            OptimistAtomicQueue2, 6,i:  49,122,356 msg/sec
            OptimistAtomicQueue2, 7,s:  43,257,123 msg/sec
            OptimistAtomicQueue2, 7,i:  47,953,877 msg/sec
            OptimistAtomicQueue2, 8,s:  44,102,416 msg/sec
            OptimistAtomicQueue2, 8,i:  48,515,785 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,424,485 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,858,836 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,860,165 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,535,188 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,732,391 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,261,253 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,096,732 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,082,561 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,465,785 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,205,484 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,660,932 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,469,476 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,414,470 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,588,773 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,302,335 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,518,160 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000135 sec/round-trip
          boost::lockfree::queue: 0.000000329 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000137 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000251 sec/round-trip
                      std::mutex: 0.000000440 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000278 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000258 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[135] 303m:14s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,125,465 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,248,363 msg/sec
          boost::lockfree::queue, 1,s:   6,885,944 msg/sec
          boost::lockfree::queue, 1,i:   6,933,977 msg/sec
          boost::lockfree::queue, 2,s:   7,584,536 msg/sec
          boost::lockfree::queue, 2,i:   7,440,295 msg/sec
          boost::lockfree::queue, 3,s:   7,337,935 msg/sec
          boost::lockfree::queue, 3,i:   7,585,226 msg/sec
          boost::lockfree::queue, 4,s:   6,420,000 msg/sec
          boost::lockfree::queue, 4,i:   6,772,190 msg/sec
          boost::lockfree::queue, 5,s:   6,400,717 msg/sec
          boost::lockfree::queue, 5,i:   6,537,137 msg/sec
          boost::lockfree::queue, 6,s:   5,956,628 msg/sec
          boost::lockfree::queue, 6,i:   6,133,674 msg/sec
          boost::lockfree::queue, 7,s:   5,800,865 msg/sec
          boost::lockfree::queue, 7,i:   5,926,667 msg/sec
          boost::lockfree::queue, 8,s:   5,425,664 msg/sec
          boost::lockfree::queue, 8,i:   5,578,824 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 241,326,339 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 131,429,139 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,267,211 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,669,764 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,977,295 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  48,574,180 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  40,859,906 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,967,387 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,782,335 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,394,031 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,607,080 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,748,982 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,116,822 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,429,368 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,810,714 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,621,132 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,346,057 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,505,318 msg/sec
                pthread_spinlock, 1,s:  29,136,159 msg/sec
                pthread_spinlock, 1,i:  25,358,542 msg/sec
                pthread_spinlock, 2,s:  15,495,473 msg/sec
                pthread_spinlock, 2,i:  16,864,199 msg/sec
                pthread_spinlock, 3,s:   8,367,606 msg/sec
                pthread_spinlock, 3,i:  12,087,112 msg/sec
                pthread_spinlock, 4,s:   6,505,406 msg/sec
                pthread_spinlock, 4,i:   9,294,253 msg/sec
                pthread_spinlock, 5,s:   8,744,362 msg/sec
                pthread_spinlock, 5,i:   9,349,593 msg/sec
                pthread_spinlock, 6,s:   8,290,514 msg/sec
                pthread_spinlock, 6,i:   8,835,032 msg/sec
                pthread_spinlock, 7,s:   7,451,384 msg/sec
                pthread_spinlock, 7,i:   7,593,527 msg/sec
                pthread_spinlock, 8,s:   6,656,202 msg/sec
                pthread_spinlock, 8,i:   6,983,245 msg/sec
                      std::mutex, 1,s:   6,500,858 msg/sec
                      std::mutex, 1,i:   6,477,949 msg/sec
                      std::mutex, 2,s:   5,650,019 msg/sec
                      std::mutex, 2,i:   5,132,825 msg/sec
                      std::mutex, 3,s:   4,879,545 msg/sec
                      std::mutex, 3,i:   5,115,587 msg/sec
                      std::mutex, 4,s:   6,223,935 msg/sec
                      std::mutex, 4,i:   6,166,389 msg/sec
                      std::mutex, 5,s:   5,958,897 msg/sec
                      std::mutex, 5,i:   5,990,027 msg/sec
                      std::mutex, 6,s:   5,849,768 msg/sec
                      std::mutex, 6,i:   5,831,748 msg/sec
                      std::mutex, 7,s:   5,741,993 msg/sec
                      std::mutex, 7,i:   5,816,562 msg/sec
                      std::mutex, 8,s:   5,649,277 msg/sec
                      std::mutex, 8,i:   5,632,742 msg/sec
                 tbb::spin_mutex, 1,s:  37,773,438 msg/sec
                 tbb::spin_mutex, 1,i:  33,328,799 msg/sec
                 tbb::spin_mutex, 2,s:  21,070,438 msg/sec
                 tbb::spin_mutex, 2,i:  18,246,168 msg/sec
                 tbb::spin_mutex, 3,s:   8,106,639 msg/sec
                 tbb::spin_mutex, 3,i:  10,987,109 msg/sec
                 tbb::spin_mutex, 4,s:   3,249,277 msg/sec
                 tbb::spin_mutex, 4,i:   6,286,910 msg/sec
                 tbb::spin_mutex, 5,s:   5,379,261 msg/sec
                 tbb::spin_mutex, 5,i:   5,783,913 msg/sec
                 tbb::spin_mutex, 6,s:   5,330,621 msg/sec
                 tbb::spin_mutex, 6,i:   4,354,280 msg/sec
                 tbb::spin_mutex, 7,s:   4,869,118 msg/sec
                 tbb::spin_mutex, 7,i:   4,289,223 msg/sec
                 tbb::spin_mutex, 8,s:   4,262,545 msg/sec
                 tbb::spin_mutex, 8,i:   4,172,516 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,257,548 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,160,695 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,794,836 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,038,429 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,457,760 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,503,622 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,162,671 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,482,444 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,705,241 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,593,643 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,738,077 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,611,744 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,830,599 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,725,857 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,059,445 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,077,825 msg/sec
     xenium::michael_scott_queue, 1,s:  10,140,975 msg/sec
     xenium::michael_scott_queue, 1,i:   9,793,176 msg/sec
     xenium::michael_scott_queue, 2,s:   8,429,208 msg/sec
     xenium::michael_scott_queue, 2,i:   8,478,515 msg/sec
     xenium::michael_scott_queue, 3,s:   7,332,169 msg/sec
     xenium::michael_scott_queue, 3,i:   7,636,314 msg/sec
     xenium::michael_scott_queue, 4,s:   6,209,045 msg/sec
     xenium::michael_scott_queue, 4,i:   6,286,959 msg/sec
     xenium::michael_scott_queue, 5,s:   6,275,559 msg/sec
     xenium::michael_scott_queue, 5,i:   6,781,193 msg/sec
     xenium::michael_scott_queue, 6,s:   6,497,730 msg/sec
     xenium::michael_scott_queue, 6,i:   6,759,365 msg/sec
     xenium::michael_scott_queue, 7,s:   6,307,501 msg/sec
     xenium::michael_scott_queue, 7,i:   6,711,100 msg/sec
     xenium::michael_scott_queue, 8,s:   5,981,038 msg/sec
     xenium::michael_scott_queue, 8,i:   6,123,061 msg/sec
         xenium::ramalhete_queue, 1,s:  32,111,975 msg/sec
         xenium::ramalhete_queue, 1,i:  31,884,421 msg/sec
         xenium::ramalhete_queue, 2,s:  23,908,336 msg/sec
         xenium::ramalhete_queue, 2,i:  23,375,132 msg/sec
         xenium::ramalhete_queue, 3,s:  29,241,523 msg/sec
         xenium::ramalhete_queue, 3,i:  28,507,276 msg/sec
         xenium::ramalhete_queue, 4,s:  33,821,414 msg/sec
         xenium::ramalhete_queue, 4,i:  33,442,754 msg/sec
         xenium::ramalhete_queue, 5,s:  31,948,455 msg/sec
         xenium::ramalhete_queue, 5,i:  36,083,297 msg/sec
         xenium::ramalhete_queue, 6,s:  33,900,960 msg/sec
         xenium::ramalhete_queue, 6,i:  39,273,548 msg/sec
         xenium::ramalhete_queue, 7,s:  34,952,165 msg/sec
         xenium::ramalhete_queue, 7,i:  41,700,772 msg/sec
         xenium::ramalhete_queue, 8,s:  35,311,573 msg/sec
         xenium::ramalhete_queue, 8,i:  43,871,720 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,023,208 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 119,507,502 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  23,708,480 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,882,620 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,633,748 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,705,817 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,570,928 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,271,687 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,343,208 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,296,166 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,023,589 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,619,569 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,249,117 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,126,423 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,429,222 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,241,516 msg/sec
                     AtomicQueue, 1,s:  60,150,310 msg/sec
                     AtomicQueue, 1,i:  56,541,477 msg/sec
                     AtomicQueue, 2,s:  12,352,507 msg/sec
                     AtomicQueue, 2,i:  11,751,515 msg/sec
                     AtomicQueue, 3,s:  10,727,849 msg/sec
                     AtomicQueue, 3,i:   9,851,286 msg/sec
                     AtomicQueue, 4,s:   8,160,569 msg/sec
                     AtomicQueue, 4,i:   8,164,993 msg/sec
                     AtomicQueue, 5,s:   8,035,646 msg/sec
                     AtomicQueue, 5,i:   8,082,114 msg/sec
                     AtomicQueue, 6,s:   7,724,855 msg/sec
                     AtomicQueue, 6,i:   7,626,705 msg/sec
                     AtomicQueue, 7,s:   7,175,409 msg/sec
                     AtomicQueue, 7,i:   7,984,916 msg/sec
                     AtomicQueue, 8,s:   6,348,289 msg/sec
                     AtomicQueue, 8,i:   7,339,427 msg/sec
                    AtomicQueueB, 1,s:  70,161,920 msg/sec
                    AtomicQueueB, 1,i:  43,116,037 msg/sec
                    AtomicQueueB, 2,s:  11,882,650 msg/sec
                    AtomicQueueB, 2,i:  11,518,272 msg/sec
                    AtomicQueueB, 3,s:  10,975,305 msg/sec
                    AtomicQueueB, 3,i:  10,235,978 msg/sec
                    AtomicQueueB, 4,s:   8,084,253 msg/sec
                    AtomicQueueB, 4,i:   8,055,408 msg/sec
                    AtomicQueueB, 5,s:   7,497,242 msg/sec
                    AtomicQueueB, 5,i:   7,833,998 msg/sec
                    AtomicQueueB, 6,s:   7,374,209 msg/sec
                    AtomicQueueB, 6,i:   7,512,482 msg/sec
                    AtomicQueueB, 7,s:   6,892,830 msg/sec
                    AtomicQueueB, 7,i:   7,756,317 msg/sec
                    AtomicQueueB, 8,s:   6,220,335 msg/sec
                    AtomicQueueB, 8,i:   7,040,733 msg/sec
             OptimistAtomicQueue, 1,s: 715,114,992 msg/sec
             OptimistAtomicQueue, 1,i: 526,241,492 msg/sec
             OptimistAtomicQueue, 2,s:  32,031,240 msg/sec
             OptimistAtomicQueue, 2,i:  32,535,363 msg/sec
             OptimistAtomicQueue, 3,s:  36,623,738 msg/sec
             OptimistAtomicQueue, 3,i:  37,392,296 msg/sec
             OptimistAtomicQueue, 4,s:  39,295,149 msg/sec
             OptimistAtomicQueue, 4,i:  39,416,156 msg/sec
             OptimistAtomicQueue, 5,s:  41,724,352 msg/sec
             OptimistAtomicQueue, 5,i:  48,129,363 msg/sec
             OptimistAtomicQueue, 6,s:  42,306,337 msg/sec
             OptimistAtomicQueue, 6,i:  50,422,064 msg/sec
             OptimistAtomicQueue, 7,s:  44,351,028 msg/sec
             OptimistAtomicQueue, 7,i:  53,015,883 msg/sec
             OptimistAtomicQueue, 8,s:  46,432,969 msg/sec
             OptimistAtomicQueue, 8,i:  49,429,118 msg/sec
            OptimistAtomicQueueB, 1,s: 146,321,583 msg/sec
            OptimistAtomicQueueB, 1,i:  77,485,729 msg/sec
            OptimistAtomicQueueB, 2,s:  32,149,307 msg/sec
            OptimistAtomicQueueB, 2,i:  32,186,548 msg/sec
            OptimistAtomicQueueB, 3,s:  36,244,486 msg/sec
            OptimistAtomicQueueB, 3,i:  36,881,743 msg/sec
            OptimistAtomicQueueB, 4,s:  38,726,373 msg/sec
            OptimistAtomicQueueB, 4,i:  38,581,634 msg/sec
            OptimistAtomicQueueB, 5,s:  40,784,357 msg/sec
            OptimistAtomicQueueB, 5,i:  45,510,004 msg/sec
            OptimistAtomicQueueB, 6,s:  40,732,077 msg/sec
            OptimistAtomicQueueB, 6,i:  49,105,385 msg/sec
            OptimistAtomicQueueB, 7,s:  42,420,203 msg/sec
            OptimistAtomicQueueB, 7,i:  51,568,334 msg/sec
            OptimistAtomicQueueB, 8,s:  44,250,727 msg/sec
            OptimistAtomicQueueB, 8,i:  47,683,751 msg/sec
                    AtomicQueue2, 1,s:  22,868,001 msg/sec
                    AtomicQueue2, 1,i:  22,884,682 msg/sec
                    AtomicQueue2, 2,s:  11,732,429 msg/sec
                    AtomicQueue2, 2,i:  11,468,643 msg/sec
                    AtomicQueue2, 3,s:   9,743,609 msg/sec
                    AtomicQueue2, 3,i:   9,521,798 msg/sec
                    AtomicQueue2, 4,s:   8,034,628 msg/sec
                    AtomicQueue2, 4,i:   8,103,822 msg/sec
                    AtomicQueue2, 5,s:   7,916,347 msg/sec
                    AtomicQueue2, 5,i:   8,032,671 msg/sec
                    AtomicQueue2, 6,s:   7,764,701 msg/sec
                    AtomicQueue2, 6,i:   7,522,428 msg/sec
                    AtomicQueue2, 7,s:   7,138,530 msg/sec
                    AtomicQueue2, 7,i:   7,893,116 msg/sec
                    AtomicQueue2, 8,s:   6,388,201 msg/sec
                    AtomicQueue2, 8,i:   7,334,653 msg/sec
                   AtomicQueueB2, 1,s:  36,422,375 msg/sec
                   AtomicQueueB2, 1,i:  32,611,313 msg/sec
                   AtomicQueueB2, 2,s:  11,420,580 msg/sec
                   AtomicQueueB2, 2,i:  11,120,599 msg/sec
                   AtomicQueueB2, 3,s:   9,684,344 msg/sec
                   AtomicQueueB2, 3,i:   9,531,290 msg/sec
                   AtomicQueueB2, 4,s:   7,857,460 msg/sec
                   AtomicQueueB2, 4,i:   7,828,186 msg/sec
                   AtomicQueueB2, 5,s:   7,475,602 msg/sec
                   AtomicQueueB2, 5,i:   7,666,459 msg/sec
                   AtomicQueueB2, 6,s:   7,287,021 msg/sec
                   AtomicQueueB2, 6,i:   7,438,550 msg/sec
                   AtomicQueueB2, 7,s:   6,872,092 msg/sec
                   AtomicQueueB2, 7,i:   7,738,406 msg/sec
                   AtomicQueueB2, 8,s:   6,282,787 msg/sec
                   AtomicQueueB2, 8,i:   7,115,130 msg/sec
            OptimistAtomicQueue2, 1,s: 501,431,147 msg/sec
            OptimistAtomicQueue2, 1,i:  29,693,979 msg/sec
            OptimistAtomicQueue2, 2,s:  25,213,520 msg/sec
            OptimistAtomicQueue2, 2,i:  24,596,862 msg/sec
            OptimistAtomicQueue2, 3,s:  30,314,517 msg/sec
            OptimistAtomicQueue2, 3,i:  29,876,892 msg/sec
            OptimistAtomicQueue2, 4,s:  33,532,076 msg/sec
            OptimistAtomicQueue2, 4,i:  33,155,154 msg/sec
            OptimistAtomicQueue2, 5,s:  37,122,343 msg/sec
            OptimistAtomicQueue2, 5,i:  40,189,797 msg/sec
            OptimistAtomicQueue2, 6,s:  39,904,521 msg/sec
            OptimistAtomicQueue2, 6,i:  48,980,872 msg/sec
            OptimistAtomicQueue2, 7,s:  42,712,512 msg/sec
            OptimistAtomicQueue2, 7,i:  51,734,790 msg/sec
            OptimistAtomicQueue2, 8,s:  43,891,235 msg/sec
            OptimistAtomicQueue2, 8,i:  48,314,559 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,690,568 msg/sec
           OptimistAtomicQueueB2, 1,i:  63,965,226 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,704,237 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,155,963 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,727,917 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,413,323 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,175,696 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,455,497 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,676,511 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,318,320 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,337,508 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,476,297 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,109,658 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,263,533 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,385,531 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,017,151 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000250 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[136] 301m:54s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,736,624 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,992,712 msg/sec
          boost::lockfree::queue, 1,s:   6,819,604 msg/sec
          boost::lockfree::queue, 1,i:   6,876,666 msg/sec
          boost::lockfree::queue, 2,s:   7,586,231 msg/sec
          boost::lockfree::queue, 2,i:   7,428,841 msg/sec
          boost::lockfree::queue, 3,s:   7,398,328 msg/sec
          boost::lockfree::queue, 3,i:   7,524,737 msg/sec
          boost::lockfree::queue, 4,s:   6,423,941 msg/sec
          boost::lockfree::queue, 4,i:   6,711,191 msg/sec
          boost::lockfree::queue, 5,s:   6,483,960 msg/sec
          boost::lockfree::queue, 5,i:   6,506,048 msg/sec
          boost::lockfree::queue, 6,s:   5,999,814 msg/sec
          boost::lockfree::queue, 6,i:   6,157,441 msg/sec
          boost::lockfree::queue, 7,s:   5,924,330 msg/sec
          boost::lockfree::queue, 7,i:   5,996,651 msg/sec
          boost::lockfree::queue, 8,s:   5,480,930 msg/sec
          boost::lockfree::queue, 8,i:   5,592,621 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 248,122,534 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 113,075,592 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,484,457 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,754,318 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,970,540 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,122,906 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,199,960 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,357,625 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,787,144 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,871,996 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,457,124 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,931,413 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,696,353 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,485,837 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,087,940 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,112,825 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,318,878 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  32,803,011 msg/sec
                pthread_spinlock, 1,s:  28,789,451 msg/sec
                pthread_spinlock, 1,i:  25,329,859 msg/sec
                pthread_spinlock, 2,s:  16,607,269 msg/sec
                pthread_spinlock, 2,i:  16,880,091 msg/sec
                pthread_spinlock, 3,s:   8,418,997 msg/sec
                pthread_spinlock, 3,i:  12,054,446 msg/sec
                pthread_spinlock, 4,s:   6,474,900 msg/sec
                pthread_spinlock, 4,i:   9,229,784 msg/sec
                pthread_spinlock, 5,s:   8,649,500 msg/sec
                pthread_spinlock, 5,i:   9,098,214 msg/sec
                pthread_spinlock, 6,s:   8,529,976 msg/sec
                pthread_spinlock, 6,i:   9,069,498 msg/sec
                pthread_spinlock, 7,s:   7,580,103 msg/sec
                pthread_spinlock, 7,i:   7,566,061 msg/sec
                pthread_spinlock, 8,s:   6,833,741 msg/sec
                pthread_spinlock, 8,i:   7,243,207 msg/sec
                      std::mutex, 1,s:   5,979,365 msg/sec
                      std::mutex, 1,i:   5,980,936 msg/sec
                      std::mutex, 2,s:   4,892,702 msg/sec
                      std::mutex, 2,i:   6,019,258 msg/sec
                      std::mutex, 3,s:   5,378,426 msg/sec
                      std::mutex, 3,i:   4,933,890 msg/sec
                      std::mutex, 4,s:   5,718,951 msg/sec
                      std::mutex, 4,i:   6,197,836 msg/sec
                      std::mutex, 5,s:   5,863,691 msg/sec
                      std::mutex, 5,i:   5,882,562 msg/sec
                      std::mutex, 6,s:   5,876,303 msg/sec
                      std::mutex, 6,i:   5,751,203 msg/sec
                      std::mutex, 7,s:   5,836,772 msg/sec
                      std::mutex, 7,i:   5,781,523 msg/sec
                      std::mutex, 8,s:   5,764,450 msg/sec
                      std::mutex, 8,i:   5,735,952 msg/sec
                 tbb::spin_mutex, 1,s:  38,047,738 msg/sec
                 tbb::spin_mutex, 1,i:  37,656,128 msg/sec
                 tbb::spin_mutex, 2,s:  18,004,144 msg/sec
                 tbb::spin_mutex, 2,i:  18,629,850 msg/sec
                 tbb::spin_mutex, 3,s:   7,730,594 msg/sec
                 tbb::spin_mutex, 3,i:  10,174,038 msg/sec
                 tbb::spin_mutex, 4,s:   3,049,178 msg/sec
                 tbb::spin_mutex, 4,i:   6,379,332 msg/sec
                 tbb::spin_mutex, 5,s:   5,448,575 msg/sec
                 tbb::spin_mutex, 5,i:   5,475,586 msg/sec
                 tbb::spin_mutex, 6,s:   5,246,628 msg/sec
                 tbb::spin_mutex, 6,i:   4,305,207 msg/sec
                 tbb::spin_mutex, 7,s:   4,689,338 msg/sec
                 tbb::spin_mutex, 7,i:   4,362,119 msg/sec
                 tbb::spin_mutex, 8,s:   3,819,989 msg/sec
                 tbb::spin_mutex, 8,i:   4,178,726 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,122,577 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,106,004 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,674,969 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,962,627 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,256,572 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,327,176 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,045,710 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,239,536 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,577,762 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,349,138 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,576,030 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,758,704 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,657,043 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,075,042 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,728,078 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,911,249 msg/sec
     xenium::michael_scott_queue, 1,s:   9,235,609 msg/sec
     xenium::michael_scott_queue, 1,i:   9,062,286 msg/sec
     xenium::michael_scott_queue, 2,s:   8,516,717 msg/sec
     xenium::michael_scott_queue, 2,i:   8,482,800 msg/sec
     xenium::michael_scott_queue, 3,s:   7,296,981 msg/sec
     xenium::michael_scott_queue, 3,i:   7,562,747 msg/sec
     xenium::michael_scott_queue, 4,s:   6,349,726 msg/sec
     xenium::michael_scott_queue, 4,i:   6,374,387 msg/sec
     xenium::michael_scott_queue, 5,s:   6,262,931 msg/sec
     xenium::michael_scott_queue, 5,i:   6,818,269 msg/sec
     xenium::michael_scott_queue, 6,s:   6,509,461 msg/sec
     xenium::michael_scott_queue, 6,i:   6,771,614 msg/sec
     xenium::michael_scott_queue, 7,s:   6,325,058 msg/sec
     xenium::michael_scott_queue, 7,i:   6,536,011 msg/sec
     xenium::michael_scott_queue, 8,s:   6,047,502 msg/sec
     xenium::michael_scott_queue, 8,i:   6,245,910 msg/sec
         xenium::ramalhete_queue, 1,s:  31,451,538 msg/sec
         xenium::ramalhete_queue, 1,i:  31,332,656 msg/sec
         xenium::ramalhete_queue, 2,s:  23,402,954 msg/sec
         xenium::ramalhete_queue, 2,i:  23,338,582 msg/sec
         xenium::ramalhete_queue, 3,s:  29,109,119 msg/sec
         xenium::ramalhete_queue, 3,i:  28,435,762 msg/sec
         xenium::ramalhete_queue, 4,s:  33,849,200 msg/sec
         xenium::ramalhete_queue, 4,i:  33,515,049 msg/sec
         xenium::ramalhete_queue, 5,s:  32,130,469 msg/sec
         xenium::ramalhete_queue, 5,i:  36,219,010 msg/sec
         xenium::ramalhete_queue, 6,s:  34,030,604 msg/sec
         xenium::ramalhete_queue, 6,i:  39,490,100 msg/sec
         xenium::ramalhete_queue, 7,s:  35,211,799 msg/sec
         xenium::ramalhete_queue, 7,i:  40,984,154 msg/sec
         xenium::ramalhete_queue, 8,s:  35,540,041 msg/sec
         xenium::ramalhete_queue, 8,i:  44,172,590 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,463,337 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,300,552 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,540,935 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,389,264 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,670,843 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,681,962 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,585,543 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,282,607 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,155,870 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,280,715 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,865,393 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,278,309 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,272,603 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,940,275 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,374,759 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,527,295 msg/sec
                     AtomicQueue, 1,s:  59,930,388 msg/sec
                     AtomicQueue, 1,i:  56,275,037 msg/sec
                     AtomicQueue, 2,s:  12,247,745 msg/sec
                     AtomicQueue, 2,i:  11,760,182 msg/sec
                     AtomicQueue, 3,s:  10,810,679 msg/sec
                     AtomicQueue, 3,i:   9,924,535 msg/sec
                     AtomicQueue, 4,s:   8,199,111 msg/sec
                     AtomicQueue, 4,i:   8,201,253 msg/sec
                     AtomicQueue, 5,s:   8,024,163 msg/sec
                     AtomicQueue, 5,i:   8,055,588 msg/sec
                     AtomicQueue, 6,s:   7,893,037 msg/sec
                     AtomicQueue, 6,i:   7,629,052 msg/sec
                     AtomicQueue, 7,s:   7,056,189 msg/sec
                     AtomicQueue, 7,i:   7,992,305 msg/sec
                     AtomicQueue, 8,s:   6,379,327 msg/sec
                     AtomicQueue, 8,i:   7,499,637 msg/sec
                    AtomicQueueB, 1,s:  43,801,642 msg/sec
                    AtomicQueueB, 1,i:  42,989,398 msg/sec
                    AtomicQueueB, 2,s:  11,811,715 msg/sec
                    AtomicQueueB, 2,i:  11,464,677 msg/sec
                    AtomicQueueB, 3,s:  10,931,013 msg/sec
                    AtomicQueueB, 3,i:  10,149,698 msg/sec
                    AtomicQueueB, 4,s:   8,052,435 msg/sec
                    AtomicQueueB, 4,i:   8,063,948 msg/sec
                    AtomicQueueB, 5,s:   7,508,596 msg/sec
                    AtomicQueueB, 5,i:   7,784,920 msg/sec
                    AtomicQueueB, 6,s:   7,374,833 msg/sec
                    AtomicQueueB, 6,i:   7,596,653 msg/sec
                    AtomicQueueB, 7,s:   6,896,498 msg/sec
                    AtomicQueueB, 7,i:   7,755,640 msg/sec
                    AtomicQueueB, 8,s:   6,287,952 msg/sec
                    AtomicQueueB, 8,i:   7,158,256 msg/sec
             OptimistAtomicQueue, 1,s: 769,903,694 msg/sec
             OptimistAtomicQueue, 1,i: 600,838,500 msg/sec
             OptimistAtomicQueue, 2,s:  32,644,646 msg/sec
             OptimistAtomicQueue, 2,i:  32,197,218 msg/sec
             OptimistAtomicQueue, 3,s:  36,625,417 msg/sec
             OptimistAtomicQueue, 3,i:  37,313,452 msg/sec
             OptimistAtomicQueue, 4,s:  39,287,792 msg/sec
             OptimistAtomicQueue, 4,i:  39,357,242 msg/sec
             OptimistAtomicQueue, 5,s:  42,410,680 msg/sec
             OptimistAtomicQueue, 5,i:  47,409,244 msg/sec
             OptimistAtomicQueue, 6,s:  42,521,966 msg/sec
             OptimistAtomicQueue, 6,i:  50,519,776 msg/sec
             OptimistAtomicQueue, 7,s:  44,463,630 msg/sec
             OptimistAtomicQueue, 7,i:  53,070,484 msg/sec
             OptimistAtomicQueue, 8,s:  46,445,226 msg/sec
             OptimistAtomicQueue, 8,i:  48,954,735 msg/sec
            OptimistAtomicQueueB, 1,s:  78,005,296 msg/sec
            OptimistAtomicQueueB, 1,i:  76,367,698 msg/sec
            OptimistAtomicQueueB, 2,s:  32,215,673 msg/sec
            OptimistAtomicQueueB, 2,i:  32,182,305 msg/sec
            OptimistAtomicQueueB, 3,s:  36,301,782 msg/sec
            OptimistAtomicQueueB, 3,i:  36,941,091 msg/sec
            OptimistAtomicQueueB, 4,s:  38,694,688 msg/sec
            OptimistAtomicQueueB, 4,i:  38,598,886 msg/sec
            OptimistAtomicQueueB, 5,s:  40,859,348 msg/sec
            OptimistAtomicQueueB, 5,i:  46,120,596 msg/sec
            OptimistAtomicQueueB, 6,s:  40,788,589 msg/sec
            OptimistAtomicQueueB, 6,i:  48,937,137 msg/sec
            OptimistAtomicQueueB, 7,s:  42,994,522 msg/sec
            OptimistAtomicQueueB, 7,i:  48,095,542 msg/sec
            OptimistAtomicQueueB, 8,s:  44,507,316 msg/sec
            OptimistAtomicQueueB, 8,i:  47,813,007 msg/sec
                    AtomicQueue2, 1,s:  23,098,590 msg/sec
                    AtomicQueue2, 1,i:  23,194,360 msg/sec
                    AtomicQueue2, 2,s:  11,968,358 msg/sec
                    AtomicQueue2, 2,i:  11,482,275 msg/sec
                    AtomicQueue2, 3,s:   9,552,295 msg/sec
                    AtomicQueue2, 3,i:   9,432,240 msg/sec
                    AtomicQueue2, 4,s:   8,056,748 msg/sec
                    AtomicQueue2, 4,i:   8,017,970 msg/sec
                    AtomicQueue2, 5,s:   7,922,335 msg/sec
                    AtomicQueue2, 5,i:   8,041,931 msg/sec
                    AtomicQueue2, 6,s:   7,861,203 msg/sec
                    AtomicQueue2, 6,i:   7,554,415 msg/sec
                    AtomicQueue2, 7,s:   7,092,891 msg/sec
                    AtomicQueue2, 7,i:   7,884,698 msg/sec
                    AtomicQueue2, 8,s:   6,383,438 msg/sec
                    AtomicQueue2, 8,i:   7,380,380 msg/sec
                   AtomicQueueB2, 1,s:  36,071,179 msg/sec
                   AtomicQueueB2, 1,i:  32,612,491 msg/sec
                   AtomicQueueB2, 2,s:  11,414,021 msg/sec
                   AtomicQueueB2, 2,i:  11,092,957 msg/sec
                   AtomicQueueB2, 3,s:   9,670,601 msg/sec
                   AtomicQueueB2, 3,i:   9,574,919 msg/sec
                   AtomicQueueB2, 4,s:   7,960,732 msg/sec
                   AtomicQueueB2, 4,i:   7,802,834 msg/sec
                   AtomicQueueB2, 5,s:   7,568,461 msg/sec
                   AtomicQueueB2, 5,i:   7,707,884 msg/sec
                   AtomicQueueB2, 6,s:   7,245,254 msg/sec
                   AtomicQueueB2, 6,i:   7,484,462 msg/sec
                   AtomicQueueB2, 7,s:   6,858,900 msg/sec
                   AtomicQueueB2, 7,i:   7,663,049 msg/sec
                   AtomicQueueB2, 8,s:   6,249,477 msg/sec
                   AtomicQueueB2, 8,i:   7,120,271 msg/sec
            OptimistAtomicQueue2, 1,s: 437,905,206 msg/sec
            OptimistAtomicQueue2, 1,i: 454,803,245 msg/sec
            OptimistAtomicQueue2, 2,s:  24,305,917 msg/sec
            OptimistAtomicQueue2, 2,i:  22,563,936 msg/sec
            OptimistAtomicQueue2, 3,s:  30,323,977 msg/sec
            OptimistAtomicQueue2, 3,i:  29,573,218 msg/sec
            OptimistAtomicQueue2, 4,s:  35,950,399 msg/sec
            OptimistAtomicQueue2, 4,i:  33,288,072 msg/sec
            OptimistAtomicQueue2, 5,s:  37,133,263 msg/sec
            OptimistAtomicQueue2, 5,i:  40,448,546 msg/sec
            OptimistAtomicQueue2, 6,s:  39,949,574 msg/sec
            OptimistAtomicQueue2, 6,i:  49,221,691 msg/sec
            OptimistAtomicQueue2, 7,s:  43,236,878 msg/sec
            OptimistAtomicQueue2, 7,i:  48,181,616 msg/sec
            OptimistAtomicQueue2, 8,s:  44,124,187 msg/sec
            OptimistAtomicQueue2, 8,i:  49,362,200 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,347,395 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,862,031 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,337,070 msg/sec
           OptimistAtomicQueueB2, 2,i:  28,007,022 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,689,729 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,133,981 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,404,322 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,185,375 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,513,609 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,391,663 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,456,783 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,345,339 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,122,669 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,122,446 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,436,403 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,301,230 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000113 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000237 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000274 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[137] 300m:35s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,163,048 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,091,439 msg/sec
          boost::lockfree::queue, 1,s:   6,885,595 msg/sec
          boost::lockfree::queue, 1,i:   6,918,544 msg/sec
          boost::lockfree::queue, 2,s:   7,684,384 msg/sec
          boost::lockfree::queue, 2,i:   7,513,663 msg/sec
          boost::lockfree::queue, 3,s:   7,436,539 msg/sec
          boost::lockfree::queue, 3,i:   7,596,532 msg/sec
          boost::lockfree::queue, 4,s:   6,425,054 msg/sec
          boost::lockfree::queue, 4,i:   6,873,115 msg/sec
          boost::lockfree::queue, 5,s:   6,494,624 msg/sec
          boost::lockfree::queue, 5,i:   6,484,838 msg/sec
          boost::lockfree::queue, 6,s:   6,059,141 msg/sec
          boost::lockfree::queue, 6,i:   6,159,481 msg/sec
          boost::lockfree::queue, 7,s:   5,788,581 msg/sec
          boost::lockfree::queue, 7,i:   5,936,781 msg/sec
          boost::lockfree::queue, 8,s:   5,405,751 msg/sec
          boost::lockfree::queue, 8,i:   5,661,605 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  83,175,900 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  64,809,912 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,288,179 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,751,228 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,820,616 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,781,643 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,670,205 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,745,577 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,429,747 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,329,493 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,430,665 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,671,848 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,619,947 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  34,496,150 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,132,726 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,959,438 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,341,211 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  64,375,322 msg/sec
                pthread_spinlock, 1,s:  28,720,798 msg/sec
                pthread_spinlock, 1,i:  25,333,204 msg/sec
                pthread_spinlock, 2,s:  16,475,998 msg/sec
                pthread_spinlock, 2,i:  16,833,340 msg/sec
                pthread_spinlock, 3,s:   8,365,828 msg/sec
                pthread_spinlock, 3,i:  12,003,861 msg/sec
                pthread_spinlock, 4,s:   6,481,204 msg/sec
                pthread_spinlock, 4,i:   8,938,998 msg/sec
                pthread_spinlock, 5,s:   8,719,139 msg/sec
                pthread_spinlock, 5,i:   9,490,033 msg/sec
                pthread_spinlock, 6,s:   8,321,950 msg/sec
                pthread_spinlock, 6,i:   8,600,223 msg/sec
                pthread_spinlock, 7,s:   7,654,952 msg/sec
                pthread_spinlock, 7,i:   7,557,322 msg/sec
                pthread_spinlock, 8,s:   6,698,209 msg/sec
                pthread_spinlock, 8,i:   6,988,243 msg/sec
                      std::mutex, 1,s:   7,457,438 msg/sec
                      std::mutex, 1,i:   7,395,105 msg/sec
                      std::mutex, 2,s:   5,663,885 msg/sec
                      std::mutex, 2,i:   5,077,149 msg/sec
                      std::mutex, 3,s:   5,147,544 msg/sec
                      std::mutex, 3,i:   5,141,616 msg/sec
                      std::mutex, 4,s:   5,242,241 msg/sec
                      std::mutex, 4,i:   6,421,195 msg/sec
                      std::mutex, 5,s:   6,142,589 msg/sec
                      std::mutex, 5,i:   6,184,106 msg/sec
                      std::mutex, 6,s:   5,982,334 msg/sec
                      std::mutex, 6,i:   5,948,791 msg/sec
                      std::mutex, 7,s:   5,829,483 msg/sec
                      std::mutex, 7,i:   5,825,700 msg/sec
                      std::mutex, 8,s:   5,744,363 msg/sec
                      std::mutex, 8,i:   5,675,409 msg/sec
                 tbb::spin_mutex, 1,s:  37,730,123 msg/sec
                 tbb::spin_mutex, 1,i:  37,764,213 msg/sec
                 tbb::spin_mutex, 2,s:  21,176,722 msg/sec
                 tbb::spin_mutex, 2,i:  18,341,443 msg/sec
                 tbb::spin_mutex, 3,s:   9,067,579 msg/sec
                 tbb::spin_mutex, 3,i:  10,228,259 msg/sec
                 tbb::spin_mutex, 4,s:   3,046,839 msg/sec
                 tbb::spin_mutex, 4,i:   6,254,240 msg/sec
                 tbb::spin_mutex, 5,s:   5,511,831 msg/sec
                 tbb::spin_mutex, 5,i:   5,771,625 msg/sec
                 tbb::spin_mutex, 6,s:   5,350,539 msg/sec
                 tbb::spin_mutex, 6,i:   4,403,236 msg/sec
                 tbb::spin_mutex, 7,s:   4,906,340 msg/sec
                 tbb::spin_mutex, 7,i:   4,345,570 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,967 msg/sec
                 tbb::spin_mutex, 8,i:   4,089,912 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,499,371 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,871,823 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,782,819 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,534,906 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,167,019 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,722,044 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,433,202 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,272,342 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,750,206 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,879,527 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,938,120 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,978,730 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,010,440 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,001,839 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,958,885 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,090,301 msg/sec
     xenium::michael_scott_queue, 1,s:   9,248,508 msg/sec
     xenium::michael_scott_queue, 1,i:   9,263,990 msg/sec
     xenium::michael_scott_queue, 2,s:   8,491,661 msg/sec
     xenium::michael_scott_queue, 2,i:   8,531,503 msg/sec
     xenium::michael_scott_queue, 3,s:   7,314,368 msg/sec
     xenium::michael_scott_queue, 3,i:   7,582,605 msg/sec
     xenium::michael_scott_queue, 4,s:   6,323,066 msg/sec
     xenium::michael_scott_queue, 4,i:   6,347,607 msg/sec
     xenium::michael_scott_queue, 5,s:   6,276,719 msg/sec
     xenium::michael_scott_queue, 5,i:   6,662,825 msg/sec
     xenium::michael_scott_queue, 6,s:   6,472,673 msg/sec
     xenium::michael_scott_queue, 6,i:   6,771,961 msg/sec
     xenium::michael_scott_queue, 7,s:   6,340,919 msg/sec
     xenium::michael_scott_queue, 7,i:   6,417,615 msg/sec
     xenium::michael_scott_queue, 8,s:   5,990,934 msg/sec
     xenium::michael_scott_queue, 8,i:   6,095,637 msg/sec
         xenium::ramalhete_queue, 1,s:  32,463,544 msg/sec
         xenium::ramalhete_queue, 1,i:  33,175,206 msg/sec
         xenium::ramalhete_queue, 2,s:  23,650,289 msg/sec
         xenium::ramalhete_queue, 2,i:  23,316,523 msg/sec
         xenium::ramalhete_queue, 3,s:  29,175,022 msg/sec
         xenium::ramalhete_queue, 3,i:  28,486,654 msg/sec
         xenium::ramalhete_queue, 4,s:  33,879,463 msg/sec
         xenium::ramalhete_queue, 4,i:  33,421,324 msg/sec
         xenium::ramalhete_queue, 5,s:  32,200,318 msg/sec
         xenium::ramalhete_queue, 5,i:  36,077,351 msg/sec
         xenium::ramalhete_queue, 6,s:  34,076,018 msg/sec
         xenium::ramalhete_queue, 6,i:  39,049,319 msg/sec
         xenium::ramalhete_queue, 7,s:  34,937,916 msg/sec
         xenium::ramalhete_queue, 7,i:  40,857,179 msg/sec
         xenium::ramalhete_queue, 8,s:  35,450,008 msg/sec
         xenium::ramalhete_queue, 8,i:  43,760,689 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,805,628 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,243,071 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,436,627 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,598,135 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,672,762 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,819,780 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,598,109 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,105,820 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,783,055 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,180,902 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,962,435 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,731,922 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,220,397 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,922,711 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,382,927 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,534,921 msg/sec
                     AtomicQueue, 1,s:  62,663,116 msg/sec
                     AtomicQueue, 1,i:  56,866,338 msg/sec
                     AtomicQueue, 2,s:  12,213,095 msg/sec
                     AtomicQueue, 2,i:  11,727,493 msg/sec
                     AtomicQueue, 3,s:  10,794,388 msg/sec
                     AtomicQueue, 3,i:   9,928,259 msg/sec
                     AtomicQueue, 4,s:   8,147,822 msg/sec
                     AtomicQueue, 4,i:   8,205,739 msg/sec
                     AtomicQueue, 5,s:   7,994,894 msg/sec
                     AtomicQueue, 5,i:   8,055,993 msg/sec
                     AtomicQueue, 6,s:   7,832,383 msg/sec
                     AtomicQueue, 6,i:   7,607,027 msg/sec
                     AtomicQueue, 7,s:   7,084,737 msg/sec
                     AtomicQueue, 7,i:   7,981,297 msg/sec
                     AtomicQueue, 8,s:   6,348,247 msg/sec
                     AtomicQueue, 8,i:   7,457,891 msg/sec
                    AtomicQueueB, 1,s:  43,731,756 msg/sec
                    AtomicQueueB, 1,i:  48,342,956 msg/sec
                    AtomicQueueB, 2,s:  11,686,676 msg/sec
                    AtomicQueueB, 2,i:  11,403,277 msg/sec
                    AtomicQueueB, 3,s:  11,066,386 msg/sec
                    AtomicQueueB, 3,i:  10,286,898 msg/sec
                    AtomicQueueB, 4,s:   8,025,144 msg/sec
                    AtomicQueueB, 4,i:   8,099,451 msg/sec
                    AtomicQueueB, 5,s:   7,529,362 msg/sec
                    AtomicQueueB, 5,i:   7,781,802 msg/sec
                    AtomicQueueB, 6,s:   7,440,307 msg/sec
                    AtomicQueueB, 6,i:   7,526,187 msg/sec
                    AtomicQueueB, 7,s:   6,933,400 msg/sec
                    AtomicQueueB, 7,i:   7,736,333 msg/sec
                    AtomicQueueB, 8,s:   6,194,945 msg/sec
                    AtomicQueueB, 8,i:   7,194,754 msg/sec
             OptimistAtomicQueue, 1,s: 676,456,114 msg/sec
             OptimistAtomicQueue, 1,i: 511,833,920 msg/sec
             OptimistAtomicQueue, 2,s:  31,817,766 msg/sec
             OptimistAtomicQueue, 2,i:  31,989,338 msg/sec
             OptimistAtomicQueue, 3,s:  36,589,407 msg/sec
             OptimistAtomicQueue, 3,i:  37,417,042 msg/sec
             OptimistAtomicQueue, 4,s:  39,263,316 msg/sec
             OptimistAtomicQueue, 4,i:  39,387,380 msg/sec
             OptimistAtomicQueue, 5,s:  42,402,676 msg/sec
             OptimistAtomicQueue, 5,i:  46,526,135 msg/sec
             OptimistAtomicQueue, 6,s:  42,513,233 msg/sec
             OptimistAtomicQueue, 6,i:  50,441,847 msg/sec
             OptimistAtomicQueue, 7,s:  44,432,614 msg/sec
             OptimistAtomicQueue, 7,i:  52,984,930 msg/sec
             OptimistAtomicQueue, 8,s:  46,341,065 msg/sec
             OptimistAtomicQueue, 8,i:  48,863,965 msg/sec
            OptimistAtomicQueueB, 1,s: 133,281,517 msg/sec
            OptimistAtomicQueueB, 1,i:  77,942,128 msg/sec
            OptimistAtomicQueueB, 2,s:  31,736,611 msg/sec
            OptimistAtomicQueueB, 2,i:  31,703,601 msg/sec
            OptimistAtomicQueueB, 3,s:  36,128,791 msg/sec
            OptimistAtomicQueueB, 3,i:  36,761,939 msg/sec
            OptimistAtomicQueueB, 4,s:  38,794,993 msg/sec
            OptimistAtomicQueueB, 4,i:  38,507,449 msg/sec
            OptimistAtomicQueueB, 5,s:  40,950,108 msg/sec
            OptimistAtomicQueueB, 5,i:  45,593,737 msg/sec
            OptimistAtomicQueueB, 6,s:  41,114,268 msg/sec
            OptimistAtomicQueueB, 6,i:  49,084,625 msg/sec
            OptimistAtomicQueueB, 7,s:  42,245,564 msg/sec
            OptimistAtomicQueueB, 7,i:  51,406,227 msg/sec
            OptimistAtomicQueueB, 8,s:  44,420,266 msg/sec
            OptimistAtomicQueueB, 8,i:  48,393,328 msg/sec
                    AtomicQueue2, 1,s:  22,885,186 msg/sec
                    AtomicQueue2, 1,i:  22,875,788 msg/sec
                    AtomicQueue2, 2,s:  11,772,498 msg/sec
                    AtomicQueue2, 2,i:  11,393,782 msg/sec
                    AtomicQueue2, 3,s:   9,829,943 msg/sec
                    AtomicQueue2, 3,i:   9,379,851 msg/sec
                    AtomicQueue2, 4,s:   8,102,327 msg/sec
                    AtomicQueue2, 4,i:   8,050,863 msg/sec
                    AtomicQueue2, 5,s:   7,948,133 msg/sec
                    AtomicQueue2, 5,i:   8,054,999 msg/sec
                    AtomicQueue2, 6,s:   7,655,745 msg/sec
                    AtomicQueue2, 6,i:   7,523,713 msg/sec
                    AtomicQueue2, 7,s:   7,149,717 msg/sec
                    AtomicQueue2, 7,i:   7,894,555 msg/sec
                    AtomicQueue2, 8,s:   6,365,650 msg/sec
                    AtomicQueue2, 8,i:   7,371,244 msg/sec
                   AtomicQueueB2, 1,s:  35,938,418 msg/sec
                   AtomicQueueB2, 1,i:  32,613,839 msg/sec
                   AtomicQueueB2, 2,s:  11,442,767 msg/sec
                   AtomicQueueB2, 2,i:  11,126,641 msg/sec
                   AtomicQueueB2, 3,s:   9,584,287 msg/sec
                   AtomicQueueB2, 3,i:   9,608,167 msg/sec
                   AtomicQueueB2, 4,s:   7,818,476 msg/sec
                   AtomicQueueB2, 4,i:   7,846,602 msg/sec
                   AtomicQueueB2, 5,s:   7,532,837 msg/sec
                   AtomicQueueB2, 5,i:   7,750,389 msg/sec
                   AtomicQueueB2, 6,s:   7,092,836 msg/sec
                   AtomicQueueB2, 6,i:   7,503,583 msg/sec
                   AtomicQueueB2, 7,s:   6,825,783 msg/sec
                   AtomicQueueB2, 7,i:   7,709,248 msg/sec
                   AtomicQueueB2, 8,s:   6,323,842 msg/sec
                   AtomicQueueB2, 8,i:   7,097,763 msg/sec
            OptimistAtomicQueue2, 1,s:  33,992,378 msg/sec
            OptimistAtomicQueue2, 1,i:  46,230,891 msg/sec
            OptimistAtomicQueue2, 2,s:  28,237,334 msg/sec
            OptimistAtomicQueue2, 2,i:  28,068,266 msg/sec
            OptimistAtomicQueue2, 3,s:  30,336,552 msg/sec
            OptimistAtomicQueue2, 3,i:  30,370,740 msg/sec
            OptimistAtomicQueue2, 4,s:  33,225,273 msg/sec
            OptimistAtomicQueue2, 4,i:  33,274,691 msg/sec
            OptimistAtomicQueue2, 5,s:  36,965,385 msg/sec
            OptimistAtomicQueue2, 5,i:  41,865,649 msg/sec
            OptimistAtomicQueue2, 6,s:  40,126,056 msg/sec
            OptimistAtomicQueue2, 6,i:  49,238,319 msg/sec
            OptimistAtomicQueue2, 7,s:  43,283,095 msg/sec
            OptimistAtomicQueue2, 7,i:  48,140,302 msg/sec
            OptimistAtomicQueue2, 8,s:  43,910,608 msg/sec
            OptimistAtomicQueue2, 8,i:  48,224,710 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,004,119 msg/sec
           OptimistAtomicQueueB2, 1,i:  78,799,250 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,806,964 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,158,175 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,712,798 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,045,885 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,274,720 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,914,248 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,498,269 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,294,465 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,326,778 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,138,321 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,873,187 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,190,487 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,065,580 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,970,059 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000327 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000258 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000268 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000165 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[138] 299m:16s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  64,923,339 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,245,658 msg/sec
          boost::lockfree::queue, 1,s:   6,775,114 msg/sec
          boost::lockfree::queue, 1,i:   6,956,918 msg/sec
          boost::lockfree::queue, 2,s:   7,590,534 msg/sec
          boost::lockfree::queue, 2,i:   7,474,726 msg/sec
          boost::lockfree::queue, 3,s:   7,435,960 msg/sec
          boost::lockfree::queue, 3,i:   7,525,839 msg/sec
          boost::lockfree::queue, 4,s:   6,424,607 msg/sec
          boost::lockfree::queue, 4,i:   6,781,711 msg/sec
          boost::lockfree::queue, 5,s:   6,419,030 msg/sec
          boost::lockfree::queue, 5,i:   6,447,292 msg/sec
          boost::lockfree::queue, 6,s:   5,988,526 msg/sec
          boost::lockfree::queue, 6,i:   6,067,778 msg/sec
          boost::lockfree::queue, 7,s:   6,031,751 msg/sec
          boost::lockfree::queue, 7,i:   6,016,409 msg/sec
          boost::lockfree::queue, 8,s:   5,525,940 msg/sec
          boost::lockfree::queue, 8,i:   5,585,117 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 491,259,933 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 100,891,507 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,023,748 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,875,939 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,261,393 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,021,730 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,587,302 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,733,554 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,203,404 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,420,535 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,117,361 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,699,953 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,520,308 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,681,563 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,896,781 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,586,740 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,305,942 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,416,607 msg/sec
                pthread_spinlock, 1,s:  29,430,233 msg/sec
                pthread_spinlock, 1,i:  25,288,725 msg/sec
                pthread_spinlock, 2,s:  15,550,276 msg/sec
                pthread_spinlock, 2,i:  16,737,241 msg/sec
                pthread_spinlock, 3,s:   8,334,591 msg/sec
                pthread_spinlock, 3,i:  12,150,887 msg/sec
                pthread_spinlock, 4,s:   6,518,853 msg/sec
                pthread_spinlock, 4,i:   9,336,856 msg/sec
                pthread_spinlock, 5,s:   8,658,121 msg/sec
                pthread_spinlock, 5,i:   9,121,852 msg/sec
                pthread_spinlock, 6,s:   8,444,189 msg/sec
                pthread_spinlock, 6,i:   9,204,525 msg/sec
                pthread_spinlock, 7,s:   7,543,288 msg/sec
                pthread_spinlock, 7,i:   7,656,260 msg/sec
                pthread_spinlock, 8,s:   6,658,488 msg/sec
                pthread_spinlock, 8,i:   7,257,440 msg/sec
                      std::mutex, 1,s:   7,200,321 msg/sec
                      std::mutex, 1,i:   7,602,026 msg/sec
                      std::mutex, 2,s:   6,094,087 msg/sec
                      std::mutex, 2,i:   6,129,603 msg/sec
                      std::mutex, 3,s:   6,042,978 msg/sec
                      std::mutex, 3,i:   6,104,508 msg/sec
                      std::mutex, 4,s:   6,282,461 msg/sec
                      std::mutex, 4,i:   6,245,085 msg/sec
                      std::mutex, 5,s:   6,006,319 msg/sec
                      std::mutex, 5,i:   6,026,290 msg/sec
                      std::mutex, 6,s:   5,843,848 msg/sec
                      std::mutex, 6,i:   5,930,036 msg/sec
                      std::mutex, 7,s:   5,737,967 msg/sec
                      std::mutex, 7,i:   5,785,373 msg/sec
                      std::mutex, 8,s:   5,652,863 msg/sec
                      std::mutex, 8,i:   5,675,559 msg/sec
                 tbb::spin_mutex, 1,s:  37,725,853 msg/sec
                 tbb::spin_mutex, 1,i:  32,794,116 msg/sec
                 tbb::spin_mutex, 2,s:  21,162,639 msg/sec
                 tbb::spin_mutex, 2,i:  18,889,195 msg/sec
                 tbb::spin_mutex, 3,s:   8,397,935 msg/sec
                 tbb::spin_mutex, 3,i:  11,220,226 msg/sec
                 tbb::spin_mutex, 4,s:   3,366,784 msg/sec
                 tbb::spin_mutex, 4,i:   6,301,047 msg/sec
                 tbb::spin_mutex, 5,s:   5,451,551 msg/sec
                 tbb::spin_mutex, 5,i:   5,800,454 msg/sec
                 tbb::spin_mutex, 6,s:   5,321,006 msg/sec
                 tbb::spin_mutex, 6,i:   4,462,107 msg/sec
                 tbb::spin_mutex, 7,s:   4,870,664 msg/sec
                 tbb::spin_mutex, 7,i:   4,282,868 msg/sec
                 tbb::spin_mutex, 8,s:   4,240,340 msg/sec
                 tbb::spin_mutex, 8,i:   4,107,018 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,683,621 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,181,306 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,660,520 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,127,743 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,257,206 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,337,682 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,386,001 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,208,851 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,640,054 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,779,032 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,778,740 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,005,299 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,840,681 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,973,734 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,886,927 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,121,521 msg/sec
     xenium::michael_scott_queue, 1,s:   9,736,402 msg/sec
     xenium::michael_scott_queue, 1,i:   9,604,134 msg/sec
     xenium::michael_scott_queue, 2,s:   8,502,901 msg/sec
     xenium::michael_scott_queue, 2,i:   8,567,163 msg/sec
     xenium::michael_scott_queue, 3,s:   7,288,848 msg/sec
     xenium::michael_scott_queue, 3,i:   7,612,524 msg/sec
     xenium::michael_scott_queue, 4,s:   6,350,768 msg/sec
     xenium::michael_scott_queue, 4,i:   6,301,317 msg/sec
     xenium::michael_scott_queue, 5,s:   6,310,563 msg/sec
     xenium::michael_scott_queue, 5,i:   6,658,420 msg/sec
     xenium::michael_scott_queue, 6,s:   6,537,346 msg/sec
     xenium::michael_scott_queue, 6,i:   6,693,935 msg/sec
     xenium::michael_scott_queue, 7,s:   6,270,895 msg/sec
     xenium::michael_scott_queue, 7,i:   6,412,316 msg/sec
     xenium::michael_scott_queue, 8,s:   5,972,741 msg/sec
     xenium::michael_scott_queue, 8,i:   6,058,562 msg/sec
         xenium::ramalhete_queue, 1,s:  31,465,917 msg/sec
         xenium::ramalhete_queue, 1,i:  32,205,722 msg/sec
         xenium::ramalhete_queue, 2,s:  23,530,375 msg/sec
         xenium::ramalhete_queue, 2,i:  23,291,174 msg/sec
         xenium::ramalhete_queue, 3,s:  29,142,454 msg/sec
         xenium::ramalhete_queue, 3,i:  28,457,415 msg/sec
         xenium::ramalhete_queue, 4,s:  33,860,465 msg/sec
         xenium::ramalhete_queue, 4,i:  33,458,936 msg/sec
         xenium::ramalhete_queue, 5,s:  31,950,575 msg/sec
         xenium::ramalhete_queue, 5,i:  36,047,806 msg/sec
         xenium::ramalhete_queue, 6,s:  34,042,821 msg/sec
         xenium::ramalhete_queue, 6,i:  39,032,148 msg/sec
         xenium::ramalhete_queue, 7,s:  35,085,801 msg/sec
         xenium::ramalhete_queue, 7,i:  41,065,053 msg/sec
         xenium::ramalhete_queue, 8,s:  35,550,607 msg/sec
         xenium::ramalhete_queue, 8,i:  43,787,371 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,818,550 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 119,975,850 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,234,175 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,698,736 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,877,697 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,284,050 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,494,951 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,525,423 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,732,144 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,265,470 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,911,519 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,356,387 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,318,305 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,884,507 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,449 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,333,501 msg/sec
                     AtomicQueue, 1,s:  59,127,048 msg/sec
                     AtomicQueue, 1,i:  56,575,119 msg/sec
                     AtomicQueue, 2,s:  12,331,516 msg/sec
                     AtomicQueue, 2,i:  11,763,770 msg/sec
                     AtomicQueue, 3,s:  10,796,364 msg/sec
                     AtomicQueue, 3,i:   9,921,752 msg/sec
                     AtomicQueue, 4,s:   8,162,393 msg/sec
                     AtomicQueue, 4,i:   8,175,913 msg/sec
                     AtomicQueue, 5,s:   7,984,623 msg/sec
                     AtomicQueue, 5,i:   8,102,869 msg/sec
                     AtomicQueue, 6,s:   7,845,067 msg/sec
                     AtomicQueue, 6,i:   7,604,230 msg/sec
                     AtomicQueue, 7,s:   7,173,864 msg/sec
                     AtomicQueue, 7,i:   7,974,348 msg/sec
                     AtomicQueue, 8,s:   6,350,173 msg/sec
                     AtomicQueue, 8,i:   7,484,111 msg/sec
                    AtomicQueueB, 1,s:  50,710,515 msg/sec
                    AtomicQueueB, 1,i:  43,040,692 msg/sec
                    AtomicQueueB, 2,s:  11,969,344 msg/sec
                    AtomicQueueB, 2,i:  11,510,948 msg/sec
                    AtomicQueueB, 3,s:  10,985,942 msg/sec
                    AtomicQueueB, 3,i:  10,105,469 msg/sec
                    AtomicQueueB, 4,s:   8,075,376 msg/sec
                    AtomicQueueB, 4,i:   7,867,792 msg/sec
                    AtomicQueueB, 5,s:   7,603,549 msg/sec
                    AtomicQueueB, 5,i:   7,864,161 msg/sec
                    AtomicQueueB, 6,s:   7,439,447 msg/sec
                    AtomicQueueB, 6,i:   7,509,628 msg/sec
                    AtomicQueueB, 7,s:   6,903,328 msg/sec
                    AtomicQueueB, 7,i:   7,732,955 msg/sec
                    AtomicQueueB, 8,s:   6,254,685 msg/sec
                    AtomicQueueB, 8,i:   7,044,509 msg/sec
             OptimistAtomicQueue, 1,s: 824,829,853 msg/sec
             OptimistAtomicQueue, 1,i: 582,981,940 msg/sec
             OptimistAtomicQueue, 2,s:  32,642,674 msg/sec
             OptimistAtomicQueue, 2,i:  32,730,242 msg/sec
             OptimistAtomicQueue, 3,s:  36,668,295 msg/sec
             OptimistAtomicQueue, 3,i:  37,391,881 msg/sec
             OptimistAtomicQueue, 4,s:  39,271,179 msg/sec
             OptimistAtomicQueue, 4,i:  39,401,841 msg/sec
             OptimistAtomicQueue, 5,s:  42,258,659 msg/sec
             OptimistAtomicQueue, 5,i:  48,575,029 msg/sec
             OptimistAtomicQueue, 6,s:  42,237,916 msg/sec
             OptimistAtomicQueue, 6,i:  50,386,256 msg/sec
             OptimistAtomicQueue, 7,s:  44,289,807 msg/sec
             OptimistAtomicQueue, 7,i:  53,121,397 msg/sec
             OptimistAtomicQueue, 8,s:  46,525,888 msg/sec
             OptimistAtomicQueue, 8,i:  48,997,651 msg/sec
            OptimistAtomicQueueB, 1,s: 120,422,231 msg/sec
            OptimistAtomicQueueB, 1,i: 194,266,109 msg/sec
            OptimistAtomicQueueB, 2,s:  32,298,296 msg/sec
            OptimistAtomicQueueB, 2,i:  32,353,786 msg/sec
            OptimistAtomicQueueB, 3,s:  36,223,856 msg/sec
            OptimistAtomicQueueB, 3,i:  36,985,816 msg/sec
            OptimistAtomicQueueB, 4,s:  38,716,283 msg/sec
            OptimistAtomicQueueB, 4,i:  38,595,195 msg/sec
            OptimistAtomicQueueB, 5,s:  41,016,130 msg/sec
            OptimistAtomicQueueB, 5,i:  45,433,592 msg/sec
            OptimistAtomicQueueB, 6,s:  41,021,932 msg/sec
            OptimistAtomicQueueB, 6,i:  49,086,431 msg/sec
            OptimistAtomicQueueB, 7,s:  41,625,444 msg/sec
            OptimistAtomicQueueB, 7,i:  50,837,900 msg/sec
            OptimistAtomicQueueB, 8,s:  44,640,512 msg/sec
            OptimistAtomicQueueB, 8,i:  48,201,193 msg/sec
                    AtomicQueue2, 1,s:  23,106,761 msg/sec
                    AtomicQueue2, 1,i:  23,071,924 msg/sec
                    AtomicQueue2, 2,s:  11,749,150 msg/sec
                    AtomicQueue2, 2,i:  11,416,920 msg/sec
                    AtomicQueue2, 3,s:   9,550,237 msg/sec
                    AtomicQueue2, 3,i:   9,494,901 msg/sec
                    AtomicQueue2, 4,s:   8,008,496 msg/sec
                    AtomicQueue2, 4,i:   8,038,324 msg/sec
                    AtomicQueue2, 5,s:   7,929,996 msg/sec
                    AtomicQueue2, 5,i:   8,059,189 msg/sec
                    AtomicQueue2, 6,s:   7,693,391 msg/sec
                    AtomicQueue2, 6,i:   7,531,559 msg/sec
                    AtomicQueue2, 7,s:   7,070,506 msg/sec
                    AtomicQueue2, 7,i:   7,879,774 msg/sec
                    AtomicQueue2, 8,s:   6,404,358 msg/sec
                    AtomicQueue2, 8,i:   7,185,208 msg/sec
                   AtomicQueueB2, 1,s:  36,142,746 msg/sec
                   AtomicQueueB2, 1,i:  35,909,086 msg/sec
                   AtomicQueueB2, 2,s:  11,379,569 msg/sec
                   AtomicQueueB2, 2,i:  11,111,822 msg/sec
                   AtomicQueueB2, 3,s:   9,643,365 msg/sec
                   AtomicQueueB2, 3,i:   9,568,033 msg/sec
                   AtomicQueueB2, 4,s:   7,859,016 msg/sec
                   AtomicQueueB2, 4,i:   7,881,099 msg/sec
                   AtomicQueueB2, 5,s:   7,468,645 msg/sec
                   AtomicQueueB2, 5,i:   7,696,060 msg/sec
                   AtomicQueueB2, 6,s:   7,211,886 msg/sec
                   AtomicQueueB2, 6,i:   7,440,815 msg/sec
                   AtomicQueueB2, 7,s:   6,930,203 msg/sec
                   AtomicQueueB2, 7,i:   7,715,873 msg/sec
                   AtomicQueueB2, 8,s:   6,275,945 msg/sec
                   AtomicQueueB2, 8,i:   7,087,432 msg/sec
            OptimistAtomicQueue2, 1,s: 527,793,959 msg/sec
            OptimistAtomicQueue2, 1,i:  29,673,360 msg/sec
            OptimistAtomicQueue2, 2,s:  24,353,821 msg/sec
            OptimistAtomicQueue2, 2,i:  24,022,944 msg/sec
            OptimistAtomicQueue2, 3,s:  30,326,901 msg/sec
            OptimistAtomicQueue2, 3,i:  30,177,973 msg/sec
            OptimistAtomicQueue2, 4,s:  33,252,494 msg/sec
            OptimistAtomicQueue2, 4,i:  33,297,382 msg/sec
            OptimistAtomicQueue2, 5,s:  37,109,856 msg/sec
            OptimistAtomicQueue2, 5,i:  40,398,536 msg/sec
            OptimistAtomicQueue2, 6,s:  40,189,602 msg/sec
            OptimistAtomicQueue2, 6,i:  49,336,851 msg/sec
            OptimistAtomicQueue2, 7,s:  42,705,115 msg/sec
            OptimistAtomicQueue2, 7,i:  51,416,329 msg/sec
            OptimistAtomicQueue2, 8,s:  44,358,647 msg/sec
            OptimistAtomicQueue2, 8,i:  48,631,473 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,120,847 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,865,013 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,191,055 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,942,117 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,645,517 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,046,559 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,997,345 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,791,262 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,632,036 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,849,073 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,216,829 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,418,170 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,672,948 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,095,046 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,304,326 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,439,284 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000157 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000236 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000258 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000278 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000169 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000140 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000175 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[139] 297m:57s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,354,626 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,389,133 msg/sec
          boost::lockfree::queue, 1,s:   6,857,096 msg/sec
          boost::lockfree::queue, 1,i:   6,926,588 msg/sec
          boost::lockfree::queue, 2,s:   7,497,461 msg/sec
          boost::lockfree::queue, 2,i:   7,390,751 msg/sec
          boost::lockfree::queue, 3,s:   7,423,576 msg/sec
          boost::lockfree::queue, 3,i:   7,592,728 msg/sec
          boost::lockfree::queue, 4,s:   6,417,581 msg/sec
          boost::lockfree::queue, 4,i:   6,745,244 msg/sec
          boost::lockfree::queue, 5,s:   6,406,716 msg/sec
          boost::lockfree::queue, 5,i:   6,491,411 msg/sec
          boost::lockfree::queue, 6,s:   5,973,474 msg/sec
          boost::lockfree::queue, 6,i:   6,133,327 msg/sec
          boost::lockfree::queue, 7,s:   6,088,486 msg/sec
          boost::lockfree::queue, 7,i:   5,998,325 msg/sec
          boost::lockfree::queue, 8,s:   5,491,083 msg/sec
          boost::lockfree::queue, 8,i:   5,588,731 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 118,954,576 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 129,042,589 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,784,861 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,927,731 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,070,887 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,299,426 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,868,674 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,886,652 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,869,639 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,969,498 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,347,914 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,279,878 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,452,194 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  31,836,978 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,509,047 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,733,211 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,320,687 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,837,865 msg/sec
                pthread_spinlock, 1,s:  28,774,829 msg/sec
                pthread_spinlock, 1,i:  25,303,321 msg/sec
                pthread_spinlock, 2,s:  15,963,401 msg/sec
                pthread_spinlock, 2,i:  17,001,747 msg/sec
                pthread_spinlock, 3,s:   8,333,231 msg/sec
                pthread_spinlock, 3,i:  12,173,342 msg/sec
                pthread_spinlock, 4,s:   6,518,881 msg/sec
                pthread_spinlock, 4,i:   9,190,269 msg/sec
                pthread_spinlock, 5,s:   8,629,719 msg/sec
                pthread_spinlock, 5,i:   9,253,410 msg/sec
                pthread_spinlock, 6,s:   8,544,627 msg/sec
                pthread_spinlock, 6,i:   8,423,784 msg/sec
                pthread_spinlock, 7,s:   7,585,369 msg/sec
                pthread_spinlock, 7,i:   7,984,571 msg/sec
                pthread_spinlock, 8,s:   6,863,353 msg/sec
                pthread_spinlock, 8,i:   7,596,251 msg/sec
                      std::mutex, 1,s:   6,392,693 msg/sec
                      std::mutex, 1,i:   6,543,590 msg/sec
                      std::mutex, 2,s:   6,153,284 msg/sec
                      std::mutex, 2,i:   6,056,873 msg/sec
                      std::mutex, 3,s:   6,114,124 msg/sec
                      std::mutex, 3,i:   5,997,982 msg/sec
                      std::mutex, 4,s:   6,210,807 msg/sec
                      std::mutex, 4,i:   6,247,587 msg/sec
                      std::mutex, 5,s:   5,938,999 msg/sec
                      std::mutex, 5,i:   5,970,861 msg/sec
                      std::mutex, 6,s:   5,885,807 msg/sec
                      std::mutex, 6,i:   5,806,495 msg/sec
                      std::mutex, 7,s:   5,753,865 msg/sec
                      std::mutex, 7,i:   5,729,193 msg/sec
                      std::mutex, 8,s:   5,664,093 msg/sec
                      std::mutex, 8,i:   5,603,259 msg/sec
                 tbb::spin_mutex, 1,s:  37,952,433 msg/sec
                 tbb::spin_mutex, 1,i:  32,940,518 msg/sec
                 tbb::spin_mutex, 2,s:  21,191,583 msg/sec
                 tbb::spin_mutex, 2,i:  20,503,252 msg/sec
                 tbb::spin_mutex, 3,s:   8,894,737 msg/sec
                 tbb::spin_mutex, 3,i:  10,001,505 msg/sec
                 tbb::spin_mutex, 4,s:   3,181,643 msg/sec
                 tbb::spin_mutex, 4,i:   6,298,704 msg/sec
                 tbb::spin_mutex, 5,s:   5,426,201 msg/sec
                 tbb::spin_mutex, 5,i:   5,512,736 msg/sec
                 tbb::spin_mutex, 6,s:   5,283,095 msg/sec
                 tbb::spin_mutex, 6,i:   4,396,299 msg/sec
                 tbb::spin_mutex, 7,s:   4,858,866 msg/sec
                 tbb::spin_mutex, 7,i:   4,350,371 msg/sec
                 tbb::spin_mutex, 8,s:   4,257,349 msg/sec
                 tbb::spin_mutex, 8,i:   4,065,756 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,065,155 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,094,701 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,992,328 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,242,693 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,500,457 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,775,948 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,977,256 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,345,703 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,641,636 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,618,897 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,841,641 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,723,334 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,910,017 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,118,506 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,887,102 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,409,385 msg/sec
     xenium::michael_scott_queue, 1,s:   9,945,549 msg/sec
     xenium::michael_scott_queue, 1,i:   9,932,171 msg/sec
     xenium::michael_scott_queue, 2,s:   8,444,234 msg/sec
     xenium::michael_scott_queue, 2,i:   8,491,359 msg/sec
     xenium::michael_scott_queue, 3,s:   7,202,205 msg/sec
     xenium::michael_scott_queue, 3,i:   7,549,065 msg/sec
     xenium::michael_scott_queue, 4,s:   6,330,220 msg/sec
     xenium::michael_scott_queue, 4,i:   6,314,551 msg/sec
     xenium::michael_scott_queue, 5,s:   6,306,937 msg/sec
     xenium::michael_scott_queue, 5,i:   6,654,760 msg/sec
     xenium::michael_scott_queue, 6,s:   6,462,842 msg/sec
     xenium::michael_scott_queue, 6,i:   6,711,497 msg/sec
     xenium::michael_scott_queue, 7,s:   6,293,770 msg/sec
     xenium::michael_scott_queue, 7,i:   6,516,225 msg/sec
     xenium::michael_scott_queue, 8,s:   5,990,808 msg/sec
     xenium::michael_scott_queue, 8,i:   6,163,284 msg/sec
         xenium::ramalhete_queue, 1,s:  32,188,835 msg/sec
         xenium::ramalhete_queue, 1,i:  32,057,924 msg/sec
         xenium::ramalhete_queue, 2,s:  23,912,400 msg/sec
         xenium::ramalhete_queue, 2,i:  23,253,895 msg/sec
         xenium::ramalhete_queue, 3,s:  29,137,283 msg/sec
         xenium::ramalhete_queue, 3,i:  28,448,603 msg/sec
         xenium::ramalhete_queue, 4,s:  33,861,073 msg/sec
         xenium::ramalhete_queue, 4,i:  33,512,217 msg/sec
         xenium::ramalhete_queue, 5,s:  32,089,552 msg/sec
         xenium::ramalhete_queue, 5,i:  36,208,458 msg/sec
         xenium::ramalhete_queue, 6,s:  34,306,925 msg/sec
         xenium::ramalhete_queue, 6,i:  39,044,095 msg/sec
         xenium::ramalhete_queue, 7,s:  35,112,142 msg/sec
         xenium::ramalhete_queue, 7,i:  41,931,096 msg/sec
         xenium::ramalhete_queue, 8,s:  35,605,213 msg/sec
         xenium::ramalhete_queue, 8,i:  44,003,605 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,091,946 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,055,444 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,751,765 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,810,160 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,761,564 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,122,146 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,585,997 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,411,447 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,018,757 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,375,987 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,953,692 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,287,288 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,205,097 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,316,625 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,457,029 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,210,182 msg/sec
                     AtomicQueue, 1,s:  61,372,381 msg/sec
                     AtomicQueue, 1,i:  56,272,011 msg/sec
                     AtomicQueue, 2,s:  12,257,506 msg/sec
                     AtomicQueue, 2,i:  11,736,773 msg/sec
                     AtomicQueue, 3,s:  10,800,102 msg/sec
                     AtomicQueue, 3,i:  10,048,910 msg/sec
                     AtomicQueue, 4,s:   8,229,386 msg/sec
                     AtomicQueue, 4,i:   8,192,912 msg/sec
                     AtomicQueue, 5,s:   8,033,378 msg/sec
                     AtomicQueue, 5,i:   8,091,139 msg/sec
                     AtomicQueue, 6,s:   7,916,812 msg/sec
                     AtomicQueue, 6,i:   7,609,076 msg/sec
                     AtomicQueue, 7,s:   7,159,680 msg/sec
                     AtomicQueue, 7,i:   7,973,024 msg/sec
                     AtomicQueue, 8,s:   6,322,441 msg/sec
                     AtomicQueue, 8,i:   7,339,623 msg/sec
                    AtomicQueueB, 1,s:  44,215,548 msg/sec
                    AtomicQueueB, 1,i:  43,540,070 msg/sec
                    AtomicQueueB, 2,s:  11,649,002 msg/sec
                    AtomicQueueB, 2,i:  11,505,099 msg/sec
                    AtomicQueueB, 3,s:  10,992,036 msg/sec
                    AtomicQueueB, 3,i:  10,217,391 msg/sec
                    AtomicQueueB, 4,s:   8,038,047 msg/sec
                    AtomicQueueB, 4,i:   7,995,199 msg/sec
                    AtomicQueueB, 5,s:   7,731,270 msg/sec
                    AtomicQueueB, 5,i:   7,877,441 msg/sec
                    AtomicQueueB, 6,s:   7,356,439 msg/sec
                    AtomicQueueB, 6,i:   7,525,083 msg/sec
                    AtomicQueueB, 7,s:   6,819,770 msg/sec
                    AtomicQueueB, 7,i:   7,728,479 msg/sec
                    AtomicQueueB, 8,s:   6,314,784 msg/sec
                    AtomicQueueB, 8,i:   7,137,582 msg/sec
             OptimistAtomicQueue, 1,s: 809,027,451 msg/sec
             OptimistAtomicQueue, 1,i: 663,280,399 msg/sec
             OptimistAtomicQueue, 2,s:  32,622,822 msg/sec
             OptimistAtomicQueue, 2,i:  32,715,622 msg/sec
             OptimistAtomicQueue, 3,s:  36,659,417 msg/sec
             OptimistAtomicQueue, 3,i:  37,426,513 msg/sec
             OptimistAtomicQueue, 4,s:  39,293,212 msg/sec
             OptimistAtomicQueue, 4,i:  39,398,199 msg/sec
             OptimistAtomicQueue, 5,s:  41,769,334 msg/sec
             OptimistAtomicQueue, 5,i:  47,153,416 msg/sec
             OptimistAtomicQueue, 6,s:  42,664,251 msg/sec
             OptimistAtomicQueue, 6,i:  50,225,962 msg/sec
             OptimistAtomicQueue, 7,s:  45,232,986 msg/sec
             OptimistAtomicQueue, 7,i:  49,400,725 msg/sec
             OptimistAtomicQueue, 8,s:  46,268,878 msg/sec
             OptimistAtomicQueue, 8,i:  48,916,076 msg/sec
            OptimistAtomicQueueB, 1,s:  77,744,502 msg/sec
            OptimistAtomicQueueB, 1,i:  76,494,074 msg/sec
            OptimistAtomicQueueB, 2,s:  32,145,785 msg/sec
            OptimistAtomicQueueB, 2,i:  32,050,815 msg/sec
            OptimistAtomicQueueB, 3,s:  36,283,949 msg/sec
            OptimistAtomicQueueB, 3,i:  36,966,596 msg/sec
            OptimistAtomicQueueB, 4,s:  38,716,233 msg/sec
            OptimistAtomicQueueB, 4,i:  38,700,362 msg/sec
            OptimistAtomicQueueB, 5,s:  40,543,679 msg/sec
            OptimistAtomicQueueB, 5,i:  45,304,935 msg/sec
            OptimistAtomicQueueB, 6,s:  40,242,619 msg/sec
            OptimistAtomicQueueB, 6,i:  48,760,574 msg/sec
            OptimistAtomicQueueB, 7,s:  42,130,557 msg/sec
            OptimistAtomicQueueB, 7,i:  50,810,212 msg/sec
            OptimistAtomicQueueB, 8,s:  44,248,041 msg/sec
            OptimistAtomicQueueB, 8,i:  48,110,157 msg/sec
                    AtomicQueue2, 1,s:  22,898,201 msg/sec
                    AtomicQueue2, 1,i:  22,898,014 msg/sec
                    AtomicQueue2, 2,s:  11,796,529 msg/sec
                    AtomicQueue2, 2,i:  11,650,269 msg/sec
                    AtomicQueue2, 3,s:   9,591,466 msg/sec
                    AtomicQueue2, 3,i:   9,548,993 msg/sec
                    AtomicQueue2, 4,s:   8,054,698 msg/sec
                    AtomicQueue2, 4,i:   8,083,833 msg/sec
                    AtomicQueue2, 5,s:   7,954,961 msg/sec
                    AtomicQueue2, 5,i:   8,050,070 msg/sec
                    AtomicQueue2, 6,s:   7,653,263 msg/sec
                    AtomicQueue2, 6,i:   7,486,295 msg/sec
                    AtomicQueue2, 7,s:   7,078,391 msg/sec
                    AtomicQueue2, 7,i:   7,882,692 msg/sec
                    AtomicQueue2, 8,s:   6,365,666 msg/sec
                    AtomicQueue2, 8,i:   7,292,121 msg/sec
                   AtomicQueueB2, 1,s:  36,223,445 msg/sec
                   AtomicQueueB2, 1,i:  32,626,288 msg/sec
                   AtomicQueueB2, 2,s:  11,383,014 msg/sec
                   AtomicQueueB2, 2,i:  11,131,484 msg/sec
                   AtomicQueueB2, 3,s:   9,611,050 msg/sec
                   AtomicQueueB2, 3,i:   9,451,284 msg/sec
                   AtomicQueueB2, 4,s:   7,939,377 msg/sec
                   AtomicQueueB2, 4,i:   7,829,276 msg/sec
                   AtomicQueueB2, 5,s:   7,544,968 msg/sec
                   AtomicQueueB2, 5,i:   7,749,720 msg/sec
                   AtomicQueueB2, 6,s:   7,296,772 msg/sec
                   AtomicQueueB2, 6,i:   7,433,732 msg/sec
                   AtomicQueueB2, 7,s:   6,846,940 msg/sec
                   AtomicQueueB2, 7,i:   7,748,053 msg/sec
                   AtomicQueueB2, 8,s:   6,254,904 msg/sec
                   AtomicQueueB2, 8,i:   7,102,759 msg/sec
            OptimistAtomicQueue2, 1,s: 463,586,551 msg/sec
            OptimistAtomicQueue2, 1,i:  29,731,164 msg/sec
            OptimistAtomicQueue2, 2,s:  22,609,585 msg/sec
            OptimistAtomicQueue2, 2,i:  27,384,880 msg/sec
            OptimistAtomicQueue2, 3,s:  30,436,085 msg/sec
            OptimistAtomicQueue2, 3,i:  30,021,911 msg/sec
            OptimistAtomicQueue2, 4,s:  33,428,355 msg/sec
            OptimistAtomicQueue2, 4,i:  33,314,392 msg/sec
            OptimistAtomicQueue2, 5,s:  37,284,296 msg/sec
            OptimistAtomicQueue2, 5,i:  40,321,502 msg/sec
            OptimistAtomicQueue2, 6,s:  40,332,357 msg/sec
            OptimistAtomicQueue2, 6,i:  49,333,361 msg/sec
            OptimistAtomicQueue2, 7,s:  42,699,244 msg/sec
            OptimistAtomicQueue2, 7,i:  51,437,273 msg/sec
            OptimistAtomicQueue2, 8,s:  43,895,376 msg/sec
            OptimistAtomicQueue2, 8,i:  48,846,676 msg/sec
           OptimistAtomicQueueB2, 1,s:  70,805,187 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,866,398 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,838,387 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,143,028 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,724,411 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,529,671 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,076,407 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,974,626 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,583,579 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,893,210 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,618,123 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,208,060 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,911,964 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,273,605 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,408,569 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,402,939 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000330 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000156 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000254 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000279 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000197 sec/round-trip
                     AtomicQueue: 0.000000169 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000140 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[140] 296m:38s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,750,055 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,097,603 msg/sec
          boost::lockfree::queue, 1,s:   6,918,040 msg/sec
          boost::lockfree::queue, 1,i:   6,930,345 msg/sec
          boost::lockfree::queue, 2,s:   7,705,998 msg/sec
          boost::lockfree::queue, 2,i:   7,385,434 msg/sec
          boost::lockfree::queue, 3,s:   7,449,496 msg/sec
          boost::lockfree::queue, 3,i:   7,531,377 msg/sec
          boost::lockfree::queue, 4,s:   6,413,176 msg/sec
          boost::lockfree::queue, 4,i:   6,738,267 msg/sec
          boost::lockfree::queue, 5,s:   6,435,769 msg/sec
          boost::lockfree::queue, 5,i:   6,481,180 msg/sec
          boost::lockfree::queue, 6,s:   5,968,202 msg/sec
          boost::lockfree::queue, 6,i:   6,140,887 msg/sec
          boost::lockfree::queue, 7,s:   6,026,429 msg/sec
          boost::lockfree::queue, 7,i:   5,918,306 msg/sec
          boost::lockfree::queue, 8,s:   5,460,157 msg/sec
          boost::lockfree::queue, 8,i:   5,570,204 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 486,649,737 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 485,911,423 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,589,294 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,583,952 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  47,236,594 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,988,644 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,793,274 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,820,517 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  28,953,798 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,483,169 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,130,783 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,795,583 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,393,538 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,864,047 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,912,558 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,571,776 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,114,622 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,360,400 msg/sec
                pthread_spinlock, 1,s:  28,760,450 msg/sec
                pthread_spinlock, 1,i:  28,107,080 msg/sec
                pthread_spinlock, 2,s:  16,075,793 msg/sec
                pthread_spinlock, 2,i:  16,952,236 msg/sec
                pthread_spinlock, 3,s:   8,305,458 msg/sec
                pthread_spinlock, 3,i:  12,002,323 msg/sec
                pthread_spinlock, 4,s:   6,500,170 msg/sec
                pthread_spinlock, 4,i:   8,874,971 msg/sec
                pthread_spinlock, 5,s:   8,648,463 msg/sec
                pthread_spinlock, 5,i:  10,408,425 msg/sec
                pthread_spinlock, 6,s:   8,345,880 msg/sec
                pthread_spinlock, 6,i:   8,564,324 msg/sec
                pthread_spinlock, 7,s:   7,665,005 msg/sec
                pthread_spinlock, 7,i:   7,677,085 msg/sec
                pthread_spinlock, 8,s:   6,679,474 msg/sec
                pthread_spinlock, 8,i:   6,853,903 msg/sec
                      std::mutex, 1,s:   7,176,830 msg/sec
                      std::mutex, 1,i:   7,505,120 msg/sec
                      std::mutex, 2,s:   6,240,123 msg/sec
                      std::mutex, 2,i:   6,066,176 msg/sec
                      std::mutex, 3,s:   6,061,496 msg/sec
                      std::mutex, 3,i:   6,000,018 msg/sec
                      std::mutex, 4,s:   6,188,078 msg/sec
                      std::mutex, 4,i:   6,202,473 msg/sec
                      std::mutex, 5,s:   5,957,821 msg/sec
                      std::mutex, 5,i:   6,125,882 msg/sec
                      std::mutex, 6,s:   5,862,817 msg/sec
                      std::mutex, 6,i:   5,805,778 msg/sec
                      std::mutex, 7,s:   5,757,728 msg/sec
                      std::mutex, 7,i:   5,762,511 msg/sec
                      std::mutex, 8,s:   5,636,629 msg/sec
                      std::mutex, 8,i:   5,576,927 msg/sec
                 tbb::spin_mutex, 1,s:  37,862,871 msg/sec
                 tbb::spin_mutex, 1,i:  33,024,030 msg/sec
                 tbb::spin_mutex, 2,s:  21,059,643 msg/sec
                 tbb::spin_mutex, 2,i:  18,310,243 msg/sec
                 tbb::spin_mutex, 3,s:   7,299,148 msg/sec
                 tbb::spin_mutex, 3,i:  10,086,600 msg/sec
                 tbb::spin_mutex, 4,s:   3,286,548 msg/sec
                 tbb::spin_mutex, 4,i:   6,411,481 msg/sec
                 tbb::spin_mutex, 5,s:   5,353,754 msg/sec
                 tbb::spin_mutex, 5,i:   5,786,587 msg/sec
                 tbb::spin_mutex, 6,s:   5,347,343 msg/sec
                 tbb::spin_mutex, 6,i:   4,402,948 msg/sec
                 tbb::spin_mutex, 7,s:   4,541,847 msg/sec
                 tbb::spin_mutex, 7,i:   4,302,846 msg/sec
                 tbb::spin_mutex, 8,s:   4,272,000 msg/sec
                 tbb::spin_mutex, 8,i:   4,076,528 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,026,444 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,098,947 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,243,603 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,202,061 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,456,666 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,688,353 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,014,411 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,298,600 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,695,614 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,648,309 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,934,880 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,721,951 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,880,560 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,137,144 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,922,776 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,462,380 msg/sec
     xenium::michael_scott_queue, 1,s:   9,425,170 msg/sec
     xenium::michael_scott_queue, 1,i:   9,421,393 msg/sec
     xenium::michael_scott_queue, 2,s:   8,490,179 msg/sec
     xenium::michael_scott_queue, 2,i:   8,515,825 msg/sec
     xenium::michael_scott_queue, 3,s:   7,319,844 msg/sec
     xenium::michael_scott_queue, 3,i:   7,524,934 msg/sec
     xenium::michael_scott_queue, 4,s:   6,331,484 msg/sec
     xenium::michael_scott_queue, 4,i:   6,402,627 msg/sec
     xenium::michael_scott_queue, 5,s:   6,315,581 msg/sec
     xenium::michael_scott_queue, 5,i:   6,619,858 msg/sec
     xenium::michael_scott_queue, 6,s:   6,457,170 msg/sec
     xenium::michael_scott_queue, 6,i:   7,025,442 msg/sec
     xenium::michael_scott_queue, 7,s:   6,296,273 msg/sec
     xenium::michael_scott_queue, 7,i:   6,577,404 msg/sec
     xenium::michael_scott_queue, 8,s:   6,071,849 msg/sec
     xenium::michael_scott_queue, 8,i:   6,123,238 msg/sec
         xenium::ramalhete_queue, 1,s:  32,113,413 msg/sec
         xenium::ramalhete_queue, 1,i:  32,412,219 msg/sec
         xenium::ramalhete_queue, 2,s:  24,193,413 msg/sec
         xenium::ramalhete_queue, 2,i:  23,317,000 msg/sec
         xenium::ramalhete_queue, 3,s:  29,182,510 msg/sec
         xenium::ramalhete_queue, 3,i:  28,531,157 msg/sec
         xenium::ramalhete_queue, 4,s:  33,895,255 msg/sec
         xenium::ramalhete_queue, 4,i:  33,499,671 msg/sec
         xenium::ramalhete_queue, 5,s:  32,316,401 msg/sec
         xenium::ramalhete_queue, 5,i:  36,284,014 msg/sec
         xenium::ramalhete_queue, 6,s:  34,277,222 msg/sec
         xenium::ramalhete_queue, 6,i:  38,831,817 msg/sec
         xenium::ramalhete_queue, 7,s:  34,977,526 msg/sec
         xenium::ramalhete_queue, 7,i:  41,060,846 msg/sec
         xenium::ramalhete_queue, 8,s:  35,590,604 msg/sec
         xenium::ramalhete_queue, 8,i:  43,810,202 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,444,330 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  93,190,476 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,910,544 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,251,451 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,673,965 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,981,732 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,609,493 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,271,842 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,499,343 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,258,925 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,098,609 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,158,391 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,168,952 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,936,691 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,415,852 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,538,025 msg/sec
                     AtomicQueue, 1,s: 144,826,918 msg/sec
                     AtomicQueue, 1,i:  57,812,056 msg/sec
                     AtomicQueue, 2,s:  12,300,525 msg/sec
                     AtomicQueue, 2,i:  11,773,861 msg/sec
                     AtomicQueue, 3,s:  10,847,556 msg/sec
                     AtomicQueue, 3,i:   9,983,317 msg/sec
                     AtomicQueue, 4,s:   8,192,825 msg/sec
                     AtomicQueue, 4,i:   8,183,570 msg/sec
                     AtomicQueue, 5,s:   8,032,091 msg/sec
                     AtomicQueue, 5,i:   8,070,677 msg/sec
                     AtomicQueue, 6,s:   7,779,590 msg/sec
                     AtomicQueue, 6,i:   7,596,590 msg/sec
                     AtomicQueue, 7,s:   7,101,448 msg/sec
                     AtomicQueue, 7,i:   7,988,537 msg/sec
                     AtomicQueue, 8,s:   6,340,205 msg/sec
                     AtomicQueue, 8,i:   7,439,045 msg/sec
                    AtomicQueueB, 1,s:  65,891,810 msg/sec
                    AtomicQueueB, 1,i:  43,159,918 msg/sec
                    AtomicQueueB, 2,s:  11,822,125 msg/sec
                    AtomicQueueB, 2,i:  11,491,540 msg/sec
                    AtomicQueueB, 3,s:  10,997,878 msg/sec
                    AtomicQueueB, 3,i:  10,071,585 msg/sec
                    AtomicQueueB, 4,s:   8,030,517 msg/sec
                    AtomicQueueB, 4,i:   8,012,676 msg/sec
                    AtomicQueueB, 5,s:   7,503,171 msg/sec
                    AtomicQueueB, 5,i:   7,675,965 msg/sec
                    AtomicQueueB, 6,s:   7,330,169 msg/sec
                    AtomicQueueB, 6,i:   7,556,734 msg/sec
                    AtomicQueueB, 7,s:   6,904,657 msg/sec
                    AtomicQueueB, 7,i:   7,737,915 msg/sec
                    AtomicQueueB, 8,s:   6,217,338 msg/sec
                    AtomicQueueB, 8,i:   7,036,676 msg/sec
             OptimistAtomicQueue, 1,s: 731,508,962 msg/sec
             OptimistAtomicQueue, 1,i: 544,199,250 msg/sec
             OptimistAtomicQueue, 2,s:  32,633,780 msg/sec
             OptimistAtomicQueue, 2,i:  32,222,078 msg/sec
             OptimistAtomicQueue, 3,s:  36,609,384 msg/sec
             OptimistAtomicQueue, 3,i:  37,329,889 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,378 msg/sec
             OptimistAtomicQueue, 4,i:  39,352,387 msg/sec
             OptimistAtomicQueue, 5,s:  41,819,352 msg/sec
             OptimistAtomicQueue, 5,i:  46,311,616 msg/sec
             OptimistAtomicQueue, 6,s:  42,511,803 msg/sec
             OptimistAtomicQueue, 6,i:  49,778,285 msg/sec
             OptimistAtomicQueue, 7,s:  45,237,422 msg/sec
             OptimistAtomicQueue, 7,i:  51,933,058 msg/sec
             OptimistAtomicQueue, 8,s:  46,414,908 msg/sec
             OptimistAtomicQueue, 8,i:  48,624,155 msg/sec
            OptimistAtomicQueueB, 1,s: 269,544,067 msg/sec
            OptimistAtomicQueueB, 1,i: 171,734,560 msg/sec
            OptimistAtomicQueueB, 2,s:  32,192,521 msg/sec
            OptimistAtomicQueueB, 2,i:  32,328,972 msg/sec
            OptimistAtomicQueueB, 3,s:  36,282,515 msg/sec
            OptimistAtomicQueueB, 3,i:  36,946,749 msg/sec
            OptimistAtomicQueueB, 4,s:  38,682,235 msg/sec
            OptimistAtomicQueueB, 4,i:  38,600,090 msg/sec
            OptimistAtomicQueueB, 5,s:  40,980,211 msg/sec
            OptimistAtomicQueueB, 5,i:  45,482,875 msg/sec
            OptimistAtomicQueueB, 6,s:  41,037,834 msg/sec
            OptimistAtomicQueueB, 6,i:  49,128,805 msg/sec
            OptimistAtomicQueueB, 7,s:  41,847,281 msg/sec
            OptimistAtomicQueueB, 7,i:  50,500,398 msg/sec
            OptimistAtomicQueueB, 8,s:  44,237,595 msg/sec
            OptimistAtomicQueueB, 8,i:  48,819,211 msg/sec
                    AtomicQueue2, 1,s:  22,937,800 msg/sec
                    AtomicQueue2, 1,i:  22,887,867 msg/sec
                    AtomicQueue2, 2,s:  11,931,704 msg/sec
                    AtomicQueue2, 2,i:  11,393,566 msg/sec
                    AtomicQueue2, 3,s:   9,428,307 msg/sec
                    AtomicQueue2, 3,i:   9,386,491 msg/sec
                    AtomicQueue2, 4,s:   8,061,959 msg/sec
                    AtomicQueue2, 4,i:   8,097,848 msg/sec
                    AtomicQueue2, 5,s:   7,926,779 msg/sec
                    AtomicQueue2, 5,i:   7,987,031 msg/sec
                    AtomicQueue2, 6,s:   7,680,277 msg/sec
                    AtomicQueue2, 6,i:   7,546,794 msg/sec
                    AtomicQueue2, 7,s:   7,160,140 msg/sec
                    AtomicQueue2, 7,i:   7,889,121 msg/sec
                    AtomicQueue2, 8,s:   6,401,831 msg/sec
                    AtomicQueue2, 8,i:   7,390,372 msg/sec
                   AtomicQueueB2, 1,s:  35,977,464 msg/sec
                   AtomicQueueB2, 1,i:  32,646,368 msg/sec
                   AtomicQueueB2, 2,s:  11,440,346 msg/sec
                   AtomicQueueB2, 2,i:  11,116,320 msg/sec
                   AtomicQueueB2, 3,s:   9,511,502 msg/sec
                   AtomicQueueB2, 3,i:   9,419,880 msg/sec
                   AtomicQueueB2, 4,s:   7,907,101 msg/sec
                   AtomicQueueB2, 4,i:   7,775,002 msg/sec
                   AtomicQueueB2, 5,s:   7,508,876 msg/sec
                   AtomicQueueB2, 5,i:   7,671,121 msg/sec
                   AtomicQueueB2, 6,s:   7,327,081 msg/sec
                   AtomicQueueB2, 6,i:   7,452,544 msg/sec
                   AtomicQueueB2, 7,s:   6,946,760 msg/sec
                   AtomicQueueB2, 7,i:   7,719,448 msg/sec
                   AtomicQueueB2, 8,s:   6,230,173 msg/sec
                   AtomicQueueB2, 8,i:   6,947,264 msg/sec
            OptimistAtomicQueue2, 1,s: 422,926,105 msg/sec
            OptimistAtomicQueue2, 1,i:  29,643,803 msg/sec
            OptimistAtomicQueue2, 2,s:  25,222,107 msg/sec
            OptimistAtomicQueue2, 2,i:  24,018,457 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,017 msg/sec
            OptimistAtomicQueue2, 3,i:  30,426,151 msg/sec
            OptimistAtomicQueue2, 4,s:  33,170,213 msg/sec
            OptimistAtomicQueue2, 4,i:  33,222,479 msg/sec
            OptimistAtomicQueue2, 5,s:  37,147,537 msg/sec
            OptimistAtomicQueue2, 5,i:  40,299,954 msg/sec
            OptimistAtomicQueue2, 6,s:  40,294,385 msg/sec
            OptimistAtomicQueue2, 6,i:  49,189,694 msg/sec
            OptimistAtomicQueue2, 7,s:  42,760,734 msg/sec
            OptimistAtomicQueue2, 7,i:  51,551,412 msg/sec
            OptimistAtomicQueue2, 8,s:  44,091,812 msg/sec
            OptimistAtomicQueue2, 8,i:  48,416,074 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,399,693 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,916,471 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,637,627 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,104,049 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,172,010 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,243,784 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,304,341 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,390,303 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,707,594 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,896,771 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,795,570 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,608,234 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,324,474 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,403,191 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,189,612 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,909,806 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000114 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000245 sec/round-trip
                      std::mutex: 0.000000455 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000273 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[141] 295m:19s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  73,641,555 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,425,307 msg/sec
          boost::lockfree::queue, 1,s:   7,797,164 msg/sec
          boost::lockfree::queue, 1,i:   6,921,991 msg/sec
          boost::lockfree::queue, 2,s:   7,527,083 msg/sec
          boost::lockfree::queue, 2,i:   7,605,386 msg/sec
          boost::lockfree::queue, 3,s:   7,374,255 msg/sec
          boost::lockfree::queue, 3,i:   7,546,382 msg/sec
          boost::lockfree::queue, 4,s:   6,426,256 msg/sec
          boost::lockfree::queue, 4,i:   6,749,190 msg/sec
          boost::lockfree::queue, 5,s:   6,412,191 msg/sec
          boost::lockfree::queue, 5,i:   6,491,711 msg/sec
          boost::lockfree::queue, 6,s:   6,044,940 msg/sec
          boost::lockfree::queue, 6,i:   6,084,065 msg/sec
          boost::lockfree::queue, 7,s:   5,835,075 msg/sec
          boost::lockfree::queue, 7,i:   5,948,580 msg/sec
          boost::lockfree::queue, 8,s:   5,465,115 msg/sec
          boost::lockfree::queue, 8,i:   5,539,149 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 166,599,048 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  87,307,781 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,477,334 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,000,402 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,614,765 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,562,668 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,503,652 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,934,258 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,619,620 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,928,975 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,450,412 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,669,620 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,598,555 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,694,781 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,223,229 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  38,156,047 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,358,980 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  40,625,044 msg/sec
                pthread_spinlock, 1,s:  29,093,944 msg/sec
                pthread_spinlock, 1,i:  25,294,622 msg/sec
                pthread_spinlock, 2,s:  15,560,674 msg/sec
                pthread_spinlock, 2,i:  16,929,972 msg/sec
                pthread_spinlock, 3,s:   8,351,249 msg/sec
                pthread_spinlock, 3,i:  12,058,498 msg/sec
                pthread_spinlock, 4,s:   6,501,123 msg/sec
                pthread_spinlock, 4,i:   8,894,526 msg/sec
                pthread_spinlock, 5,s:   8,753,426 msg/sec
                pthread_spinlock, 5,i:  10,341,860 msg/sec
                pthread_spinlock, 6,s:   8,281,540 msg/sec
                pthread_spinlock, 6,i:   8,565,739 msg/sec
                pthread_spinlock, 7,s:   7,583,059 msg/sec
                pthread_spinlock, 7,i:   7,587,990 msg/sec
                pthread_spinlock, 8,s:   6,772,655 msg/sec
                pthread_spinlock, 8,i:   7,271,958 msg/sec
                      std::mutex, 1,s:   5,908,881 msg/sec
                      std::mutex, 1,i:   7,035,623 msg/sec
                      std::mutex, 2,s:   6,077,264 msg/sec
                      std::mutex, 2,i:   6,089,616 msg/sec
                      std::mutex, 3,s:   6,138,104 msg/sec
                      std::mutex, 3,i:   6,233,865 msg/sec
                      std::mutex, 4,s:   6,266,136 msg/sec
                      std::mutex, 4,i:   6,301,606 msg/sec
                      std::mutex, 5,s:   6,123,417 msg/sec
                      std::mutex, 5,i:   6,328,867 msg/sec
                      std::mutex, 6,s:   6,046,882 msg/sec
                      std::mutex, 6,i:   5,981,849 msg/sec
                      std::mutex, 7,s:   5,882,295 msg/sec
                      std::mutex, 7,i:   5,920,520 msg/sec
                      std::mutex, 8,s:   5,761,169 msg/sec
                      std::mutex, 8,i:   5,737,219 msg/sec
                 tbb::spin_mutex, 1,s:  37,760,258 msg/sec
                 tbb::spin_mutex, 1,i:  33,007,334 msg/sec
                 tbb::spin_mutex, 2,s:  21,200,657 msg/sec
                 tbb::spin_mutex, 2,i:  19,924,760 msg/sec
                 tbb::spin_mutex, 3,s:   8,289,905 msg/sec
                 tbb::spin_mutex, 3,i:  11,244,753 msg/sec
                 tbb::spin_mutex, 4,s:   3,180,924 msg/sec
                 tbb::spin_mutex, 4,i:   6,358,448 msg/sec
                 tbb::spin_mutex, 5,s:   5,475,239 msg/sec
                 tbb::spin_mutex, 5,i:   5,896,881 msg/sec
                 tbb::spin_mutex, 6,s:   5,291,183 msg/sec
                 tbb::spin_mutex, 6,i:   4,389,457 msg/sec
                 tbb::spin_mutex, 7,s:   4,833,167 msg/sec
                 tbb::spin_mutex, 7,i:   4,377,260 msg/sec
                 tbb::spin_mutex, 8,s:   4,273,451 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,617 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,538,724 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,504,807 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,907,918 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,903,520 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,477,466 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,954,790 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,073,616 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,416,227 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,716,335 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,718,789 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,900,901 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,924,107 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,717,128 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,162,562 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,634,735 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,300,669 msg/sec
     xenium::michael_scott_queue, 1,s:   9,341,717 msg/sec
     xenium::michael_scott_queue, 1,i:   9,356,622 msg/sec
     xenium::michael_scott_queue, 2,s:   8,423,939 msg/sec
     xenium::michael_scott_queue, 2,i:   8,509,691 msg/sec
     xenium::michael_scott_queue, 3,s:   7,316,545 msg/sec
     xenium::michael_scott_queue, 3,i:   7,530,642 msg/sec
     xenium::michael_scott_queue, 4,s:   6,392,132 msg/sec
     xenium::michael_scott_queue, 4,i:   6,334,775 msg/sec
     xenium::michael_scott_queue, 5,s:   6,323,895 msg/sec
     xenium::michael_scott_queue, 5,i:   6,670,049 msg/sec
     xenium::michael_scott_queue, 6,s:   6,567,343 msg/sec
     xenium::michael_scott_queue, 6,i:   6,762,317 msg/sec
     xenium::michael_scott_queue, 7,s:   6,319,476 msg/sec
     xenium::michael_scott_queue, 7,i:   6,533,149 msg/sec
     xenium::michael_scott_queue, 8,s:   6,012,512 msg/sec
     xenium::michael_scott_queue, 8,i:   6,179,568 msg/sec
         xenium::ramalhete_queue, 1,s:  32,091,107 msg/sec
         xenium::ramalhete_queue, 1,i:  32,102,012 msg/sec
         xenium::ramalhete_queue, 2,s:  23,486,072 msg/sec
         xenium::ramalhete_queue, 2,i:  23,322,295 msg/sec
         xenium::ramalhete_queue, 3,s:  29,196,627 msg/sec
         xenium::ramalhete_queue, 3,i:  28,458,717 msg/sec
         xenium::ramalhete_queue, 4,s:  33,868,747 msg/sec
         xenium::ramalhete_queue, 4,i:  33,487,707 msg/sec
         xenium::ramalhete_queue, 5,s:  32,007,937 msg/sec
         xenium::ramalhete_queue, 5,i:  36,013,048 msg/sec
         xenium::ramalhete_queue, 6,s:  34,045,875 msg/sec
         xenium::ramalhete_queue, 6,i:  39,847,418 msg/sec
         xenium::ramalhete_queue, 7,s:  35,189,065 msg/sec
         xenium::ramalhete_queue, 7,i:  41,630,079 msg/sec
         xenium::ramalhete_queue, 8,s:  35,480,727 msg/sec
         xenium::ramalhete_queue, 8,i:  43,818,507 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,709,147 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 122,139,381 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,094,074 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,375,279 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,644,906 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,058,875 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,570,722 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,575,587 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,048,894 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,436,020 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,873,571 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,517,300 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,139,450 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,383,264 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,353,281 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,317,402 msg/sec
                     AtomicQueue, 1,s:  59,257,638 msg/sec
                     AtomicQueue, 1,i:  58,209,139 msg/sec
                     AtomicQueue, 2,s:  12,249,096 msg/sec
                     AtomicQueue, 2,i:  11,763,139 msg/sec
                     AtomicQueue, 3,s:  10,734,983 msg/sec
                     AtomicQueue, 3,i:   9,899,531 msg/sec
                     AtomicQueue, 4,s:   8,199,137 msg/sec
                     AtomicQueue, 4,i:   8,196,037 msg/sec
                     AtomicQueue, 5,s:   8,033,933 msg/sec
                     AtomicQueue, 5,i:   7,980,559 msg/sec
                     AtomicQueue, 6,s:   7,869,652 msg/sec
                     AtomicQueue, 6,i:   7,598,446 msg/sec
                     AtomicQueue, 7,s:   7,104,880 msg/sec
                     AtomicQueue, 7,i:   7,969,712 msg/sec
                     AtomicQueue, 8,s:   6,341,747 msg/sec
                     AtomicQueue, 8,i:   7,476,083 msg/sec
                    AtomicQueueB, 1,s:  44,505,579 msg/sec
                    AtomicQueueB, 1,i:  43,771,389 msg/sec
                    AtomicQueueB, 2,s:  11,890,282 msg/sec
                    AtomicQueueB, 2,i:  11,423,544 msg/sec
                    AtomicQueueB, 3,s:  10,944,059 msg/sec
                    AtomicQueueB, 3,i:  10,143,970 msg/sec
                    AtomicQueueB, 4,s:   8,026,110 msg/sec
                    AtomicQueueB, 4,i:   8,065,606 msg/sec
                    AtomicQueueB, 5,s:   7,566,849 msg/sec
                    AtomicQueueB, 5,i:   7,748,691 msg/sec
                    AtomicQueueB, 6,s:   7,314,030 msg/sec
                    AtomicQueueB, 6,i:   7,535,869 msg/sec
                    AtomicQueueB, 7,s:   6,835,814 msg/sec
                    AtomicQueueB, 7,i:   7,746,644 msg/sec
                    AtomicQueueB, 8,s:   6,232,350 msg/sec
                    AtomicQueueB, 8,i:   7,014,588 msg/sec
             OptimistAtomicQueue, 1,s: 775,745,840 msg/sec
             OptimistAtomicQueue, 1,i: 554,946,424 msg/sec
             OptimistAtomicQueue, 2,s:  32,644,316 msg/sec
             OptimistAtomicQueue, 2,i:  32,717,770 msg/sec
             OptimistAtomicQueue, 3,s:  36,703,872 msg/sec
             OptimistAtomicQueue, 3,i:  37,394,463 msg/sec
             OptimistAtomicQueue, 4,s:  39,275,790 msg/sec
             OptimistAtomicQueue, 4,i:  39,387,231 msg/sec
             OptimistAtomicQueue, 5,s:  42,577,782 msg/sec
             OptimistAtomicQueue, 5,i:  46,355,887 msg/sec
             OptimistAtomicQueue, 6,s:  41,971,863 msg/sec
             OptimistAtomicQueue, 6,i:  50,519,412 msg/sec
             OptimistAtomicQueue, 7,s:  43,979,901 msg/sec
             OptimistAtomicQueue, 7,i:  52,089,504 msg/sec
             OptimistAtomicQueue, 8,s:  46,412,657 msg/sec
             OptimistAtomicQueue, 8,i:  49,510,798 msg/sec
            OptimistAtomicQueueB, 1,s: 184,054,612 msg/sec
            OptimistAtomicQueueB, 1,i: 199,443,323 msg/sec
            OptimistAtomicQueueB, 2,s:  32,273,655 msg/sec
            OptimistAtomicQueueB, 2,i:  32,259,662 msg/sec
            OptimistAtomicQueueB, 3,s:  36,203,486 msg/sec
            OptimistAtomicQueueB, 3,i:  36,801,877 msg/sec
            OptimistAtomicQueueB, 4,s:  38,684,730 msg/sec
            OptimistAtomicQueueB, 4,i:  38,569,391 msg/sec
            OptimistAtomicQueueB, 5,s:  40,975,320 msg/sec
            OptimistAtomicQueueB, 5,i:  45,245,854 msg/sec
            OptimistAtomicQueueB, 6,s:  40,425,671 msg/sec
            OptimistAtomicQueueB, 6,i:  49,006,011 msg/sec
            OptimistAtomicQueueB, 7,s:  41,774,986 msg/sec
            OptimistAtomicQueueB, 7,i:  51,556,492 msg/sec
            OptimistAtomicQueueB, 8,s:  44,294,837 msg/sec
            OptimistAtomicQueueB, 8,i:  48,082,473 msg/sec
                    AtomicQueue2, 1,s:  23,461,681 msg/sec
                    AtomicQueue2, 1,i:  23,471,705 msg/sec
                    AtomicQueue2, 2,s:  11,742,985 msg/sec
                    AtomicQueue2, 2,i:  11,390,844 msg/sec
                    AtomicQueue2, 3,s:   9,449,360 msg/sec
                    AtomicQueue2, 3,i:   9,615,345 msg/sec
                    AtomicQueue2, 4,s:   8,084,506 msg/sec
                    AtomicQueue2, 4,i:   8,040,950 msg/sec
                    AtomicQueue2, 5,s:   7,951,519 msg/sec
                    AtomicQueue2, 5,i:   8,062,958 msg/sec
                    AtomicQueue2, 6,s:   7,687,420 msg/sec
                    AtomicQueue2, 6,i:   7,515,679 msg/sec
                    AtomicQueue2, 7,s:   7,160,254 msg/sec
                    AtomicQueue2, 7,i:   7,881,098 msg/sec
                    AtomicQueue2, 8,s:   6,386,168 msg/sec
                    AtomicQueue2, 8,i:   7,394,450 msg/sec
                   AtomicQueueB2, 1,s:  35,361,720 msg/sec
                   AtomicQueueB2, 1,i:  32,663,526 msg/sec
                   AtomicQueueB2, 2,s:  11,256,965 msg/sec
                   AtomicQueueB2, 2,i:  11,100,116 msg/sec
                   AtomicQueueB2, 3,s:   9,654,012 msg/sec
                   AtomicQueueB2, 3,i:   9,463,592 msg/sec
                   AtomicQueueB2, 4,s:   7,956,494 msg/sec
                   AtomicQueueB2, 4,i:   7,713,274 msg/sec
                   AtomicQueueB2, 5,s:   7,411,706 msg/sec
                   AtomicQueueB2, 5,i:   7,724,422 msg/sec
                   AtomicQueueB2, 6,s:   7,285,916 msg/sec
                   AtomicQueueB2, 6,i:   7,415,171 msg/sec
                   AtomicQueueB2, 7,s:   6,905,912 msg/sec
                   AtomicQueueB2, 7,i:   7,661,326 msg/sec
                   AtomicQueueB2, 8,s:   6,348,133 msg/sec
                   AtomicQueueB2, 8,i:   7,083,998 msg/sec
            OptimistAtomicQueue2, 1,s:  31,899,496 msg/sec
            OptimistAtomicQueue2, 1,i:  46,634,340 msg/sec
            OptimistAtomicQueue2, 2,s:  29,304,028 msg/sec
            OptimistAtomicQueue2, 2,i:  22,495,911 msg/sec
            OptimistAtomicQueue2, 3,s:  30,429,313 msg/sec
            OptimistAtomicQueue2, 3,i:  29,963,535 msg/sec
            OptimistAtomicQueue2, 4,s:  33,249,354 msg/sec
            OptimistAtomicQueue2, 4,i:  33,427,034 msg/sec
            OptimistAtomicQueue2, 5,s:  37,232,099 msg/sec
            OptimistAtomicQueue2, 5,i:  40,813,764 msg/sec
            OptimistAtomicQueue2, 6,s:  40,156,068 msg/sec
            OptimistAtomicQueue2, 6,i:  49,058,023 msg/sec
            OptimistAtomicQueue2, 7,s:  42,724,123 msg/sec
            OptimistAtomicQueue2, 7,i:  51,460,382 msg/sec
            OptimistAtomicQueue2, 8,s:  43,989,809 msg/sec
            OptimistAtomicQueue2, 8,i:  48,721,006 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,449,388 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,943,426 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,939,450 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,139,609 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,863,890 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,820,507 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,155,224 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,830,257 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,176,893 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,182,419 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,271,455 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,542,838 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,703,113 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,349,000 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,140,766 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,861,209 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000323 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000137 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000236 sec/round-trip
                      std::mutex: 0.000000470 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000379 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000206 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[142] 294m:0s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,039,830 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,765,189 msg/sec
          boost::lockfree::queue, 1,s:   7,996,006 msg/sec
          boost::lockfree::queue, 1,i:   7,855,357 msg/sec
          boost::lockfree::queue, 2,s:   7,598,766 msg/sec
          boost::lockfree::queue, 2,i:   7,551,812 msg/sec
          boost::lockfree::queue, 3,s:   7,438,657 msg/sec
          boost::lockfree::queue, 3,i:   7,542,389 msg/sec
          boost::lockfree::queue, 4,s:   6,423,280 msg/sec
          boost::lockfree::queue, 4,i:   6,826,224 msg/sec
          boost::lockfree::queue, 5,s:   6,415,654 msg/sec
          boost::lockfree::queue, 5,i:   6,525,625 msg/sec
          boost::lockfree::queue, 6,s:   5,989,541 msg/sec
          boost::lockfree::queue, 6,i:   6,094,886 msg/sec
          boost::lockfree::queue, 7,s:   5,936,314 msg/sec
          boost::lockfree::queue, 7,i:   6,034,697 msg/sec
          boost::lockfree::queue, 8,s:   5,410,820 msg/sec
          boost::lockfree::queue, 8,i:   5,549,611 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 482,967,020 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 479,646,615 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,118,640 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,508,049 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,034,561 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,742,634 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,236,822 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,665,900 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,105,339 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,028,143 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,165,465 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  32,790,386 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,232,923 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,433,353 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,054,070 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,742,064 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,267,944 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,987,078 msg/sec
                pthread_spinlock, 1,s:  28,880,486 msg/sec
                pthread_spinlock, 1,i:  25,448,414 msg/sec
                pthread_spinlock, 2,s:  15,461,416 msg/sec
                pthread_spinlock, 2,i:  16,790,197 msg/sec
                pthread_spinlock, 3,s:   8,270,221 msg/sec
                pthread_spinlock, 3,i:  12,197,584 msg/sec
                pthread_spinlock, 4,s:   6,515,419 msg/sec
                pthread_spinlock, 4,i:   9,202,426 msg/sec
                pthread_spinlock, 5,s:   8,622,673 msg/sec
                pthread_spinlock, 5,i:  10,397,728 msg/sec
                pthread_spinlock, 6,s:   8,632,445 msg/sec
                pthread_spinlock, 6,i:   8,477,047 msg/sec
                pthread_spinlock, 7,s:   7,631,431 msg/sec
                pthread_spinlock, 7,i:   8,004,291 msg/sec
                pthread_spinlock, 8,s:   6,732,932 msg/sec
                pthread_spinlock, 8,i:   7,461,710 msg/sec
                      std::mutex, 1,s:   6,956,536 msg/sec
                      std::mutex, 1,i:   6,495,036 msg/sec
                      std::mutex, 2,s:   5,584,525 msg/sec
                      std::mutex, 2,i:   6,137,790 msg/sec
                      std::mutex, 3,s:   6,038,804 msg/sec
                      std::mutex, 3,i:   5,990,245 msg/sec
                      std::mutex, 4,s:   6,219,525 msg/sec
                      std::mutex, 4,i:   6,173,632 msg/sec
                      std::mutex, 5,s:   5,929,998 msg/sec
                      std::mutex, 5,i:   6,045,732 msg/sec
                      std::mutex, 6,s:   5,883,777 msg/sec
                      std::mutex, 6,i:   5,846,687 msg/sec
                      std::mutex, 7,s:   5,735,083 msg/sec
                      std::mutex, 7,i:   5,728,948 msg/sec
                      std::mutex, 8,s:   5,655,386 msg/sec
                      std::mutex, 8,i:   5,661,379 msg/sec
                 tbb::spin_mutex, 1,s:  37,567,102 msg/sec
                 tbb::spin_mutex, 1,i:  33,153,128 msg/sec
                 tbb::spin_mutex, 2,s:  21,240,352 msg/sec
                 tbb::spin_mutex, 2,i:  18,492,793 msg/sec
                 tbb::spin_mutex, 3,s:   7,441,883 msg/sec
                 tbb::spin_mutex, 3,i:  10,263,131 msg/sec
                 tbb::spin_mutex, 4,s:   3,274,565 msg/sec
                 tbb::spin_mutex, 4,i:   6,228,365 msg/sec
                 tbb::spin_mutex, 5,s:   5,410,184 msg/sec
                 tbb::spin_mutex, 5,i:   5,582,975 msg/sec
                 tbb::spin_mutex, 6,s:   5,166,441 msg/sec
                 tbb::spin_mutex, 6,i:   4,380,625 msg/sec
                 tbb::spin_mutex, 7,s:   4,880,417 msg/sec
                 tbb::spin_mutex, 7,i:   4,330,467 msg/sec
                 tbb::spin_mutex, 8,s:   4,266,767 msg/sec
                 tbb::spin_mutex, 8,i:   4,079,503 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,944,788 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,158,347 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,679,694 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,494,005 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,196,897 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,662,184 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,288,673 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,242,291 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,820,220 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,184,228 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,856,051 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,505,585 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,912,640 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,624,905 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,060,374 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,744,302 msg/sec
     xenium::michael_scott_queue, 1,s:   9,228,310 msg/sec
     xenium::michael_scott_queue, 1,i:   9,245,451 msg/sec
     xenium::michael_scott_queue, 2,s:   8,557,296 msg/sec
     xenium::michael_scott_queue, 2,i:   8,471,725 msg/sec
     xenium::michael_scott_queue, 3,s:   7,313,595 msg/sec
     xenium::michael_scott_queue, 3,i:   7,582,343 msg/sec
     xenium::michael_scott_queue, 4,s:   6,256,762 msg/sec
     xenium::michael_scott_queue, 4,i:   6,382,427 msg/sec
     xenium::michael_scott_queue, 5,s:   6,273,235 msg/sec
     xenium::michael_scott_queue, 5,i:   6,573,191 msg/sec
     xenium::michael_scott_queue, 6,s:   6,590,359 msg/sec
     xenium::michael_scott_queue, 6,i:   6,751,594 msg/sec
     xenium::michael_scott_queue, 7,s:   6,317,904 msg/sec
     xenium::michael_scott_queue, 7,i:   6,609,253 msg/sec
     xenium::michael_scott_queue, 8,s:   5,993,262 msg/sec
     xenium::michael_scott_queue, 8,i:   6,256,309 msg/sec
         xenium::ramalhete_queue, 1,s:  32,244,517 msg/sec
         xenium::ramalhete_queue, 1,i:  31,948,975 msg/sec
         xenium::ramalhete_queue, 2,s:  23,571,741 msg/sec
         xenium::ramalhete_queue, 2,i:  23,348,418 msg/sec
         xenium::ramalhete_queue, 3,s:  29,169,465 msg/sec
         xenium::ramalhete_queue, 3,i:  28,464,961 msg/sec
         xenium::ramalhete_queue, 4,s:  33,787,108 msg/sec
         xenium::ramalhete_queue, 4,i:  33,390,984 msg/sec
         xenium::ramalhete_queue, 5,s:  32,446,402 msg/sec
         xenium::ramalhete_queue, 5,i:  35,947,666 msg/sec
         xenium::ramalhete_queue, 6,s:  33,965,533 msg/sec
         xenium::ramalhete_queue, 6,i:  39,838,282 msg/sec
         xenium::ramalhete_queue, 7,s:  35,056,096 msg/sec
         xenium::ramalhete_queue, 7,i:  40,484,875 msg/sec
         xenium::ramalhete_queue, 8,s:  35,510,089 msg/sec
         xenium::ramalhete_queue, 8,i:  43,718,168 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,147,429 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,764,803 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,667,708 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,362,561 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,592,145 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,878,427 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,634,115 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,055,120 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,560,985 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,329,534 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,148,684 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,470,923 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,193,209 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,383,754 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,425,888 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,243,329 msg/sec
                     AtomicQueue, 1,s:  58,400,547 msg/sec
                     AtomicQueue, 1,i:  56,445,072 msg/sec
                     AtomicQueue, 2,s:  12,314,980 msg/sec
                     AtomicQueue, 2,i:  11,754,106 msg/sec
                     AtomicQueue, 3,s:  10,777,160 msg/sec
                     AtomicQueue, 3,i:   9,913,335 msg/sec
                     AtomicQueue, 4,s:   8,227,828 msg/sec
                     AtomicQueue, 4,i:   8,167,870 msg/sec
                     AtomicQueue, 5,s:   7,958,009 msg/sec
                     AtomicQueue, 5,i:   8,084,635 msg/sec
                     AtomicQueue, 6,s:   7,906,266 msg/sec
                     AtomicQueue, 6,i:   7,622,672 msg/sec
                     AtomicQueue, 7,s:   7,056,709 msg/sec
                     AtomicQueue, 7,i:   7,973,389 msg/sec
                     AtomicQueue, 8,s:   6,351,929 msg/sec
                     AtomicQueue, 8,i:   7,458,225 msg/sec
                    AtomicQueueB, 1,s:  46,458,692 msg/sec
                    AtomicQueueB, 1,i:  43,081,419 msg/sec
                    AtomicQueueB, 2,s:  11,923,635 msg/sec
                    AtomicQueueB, 2,i:  11,531,270 msg/sec
                    AtomicQueueB, 3,s:  11,062,223 msg/sec
                    AtomicQueueB, 3,i:  10,091,253 msg/sec
                    AtomicQueueB, 4,s:   8,041,725 msg/sec
                    AtomicQueueB, 4,i:   8,062,948 msg/sec
                    AtomicQueueB, 5,s:   7,658,929 msg/sec
                    AtomicQueueB, 5,i:   7,795,263 msg/sec
                    AtomicQueueB, 6,s:   7,356,869 msg/sec
                    AtomicQueueB, 6,i:   7,539,430 msg/sec
                    AtomicQueueB, 7,s:   6,850,714 msg/sec
                    AtomicQueueB, 7,i:   7,729,375 msg/sec
                    AtomicQueueB, 8,s:   6,224,193 msg/sec
                    AtomicQueueB, 8,i:   7,130,739 msg/sec
             OptimistAtomicQueue, 1,s: 811,016,688 msg/sec
             OptimistAtomicQueue, 1,i: 502,537,815 msg/sec
             OptimistAtomicQueue, 2,s:  32,151,068 msg/sec
             OptimistAtomicQueue, 2,i:  32,726,698 msg/sec
             OptimistAtomicQueue, 3,s:  36,667,203 msg/sec
             OptimistAtomicQueue, 3,i:  37,400,344 msg/sec
             OptimistAtomicQueue, 4,s:  39,296,594 msg/sec
             OptimistAtomicQueue, 4,i:  39,391,731 msg/sec
             OptimistAtomicQueue, 5,s:  39,878,320 msg/sec
             OptimistAtomicQueue, 5,i:  46,471,441 msg/sec
             OptimistAtomicQueue, 6,s:  42,530,030 msg/sec
             OptimistAtomicQueue, 6,i:  50,367,750 msg/sec
             OptimistAtomicQueue, 7,s:  45,122,104 msg/sec
             OptimistAtomicQueue, 7,i:  52,996,205 msg/sec
             OptimistAtomicQueue, 8,s:  46,521,796 msg/sec
             OptimistAtomicQueue, 8,i:  48,677,496 msg/sec
            OptimistAtomicQueueB, 1,s: 289,001,763 msg/sec
            OptimistAtomicQueueB, 1,i:  77,793,252 msg/sec
            OptimistAtomicQueueB, 2,s:  32,205,775 msg/sec
            OptimistAtomicQueueB, 2,i:  31,881,031 msg/sec
            OptimistAtomicQueueB, 3,s:  36,147,994 msg/sec
            OptimistAtomicQueueB, 3,i:  36,866,380 msg/sec
            OptimistAtomicQueueB, 4,s:  38,628,624 msg/sec
            OptimistAtomicQueueB, 4,i:  38,781,188 msg/sec
            OptimistAtomicQueueB, 5,s:  41,086,346 msg/sec
            OptimistAtomicQueueB, 5,i:  45,391,540 msg/sec
            OptimistAtomicQueueB, 6,s:  40,914,512 msg/sec
            OptimistAtomicQueueB, 6,i:  49,127,844 msg/sec
            OptimistAtomicQueueB, 7,s:  41,908,859 msg/sec
            OptimistAtomicQueueB, 7,i:  50,801,583 msg/sec
            OptimistAtomicQueueB, 8,s:  44,375,237 msg/sec
            OptimistAtomicQueueB, 8,i:  48,416,742 msg/sec
                    AtomicQueue2, 1,s:  23,098,398 msg/sec
                    AtomicQueue2, 1,i:  23,061,387 msg/sec
                    AtomicQueue2, 2,s:  11,854,397 msg/sec
                    AtomicQueue2, 2,i:  11,426,058 msg/sec
                    AtomicQueue2, 3,s:   9,348,410 msg/sec
                    AtomicQueue2, 3,i:   9,389,856 msg/sec
                    AtomicQueue2, 4,s:   8,052,766 msg/sec
                    AtomicQueue2, 4,i:   8,115,759 msg/sec
                    AtomicQueue2, 5,s:   7,905,820 msg/sec
                    AtomicQueue2, 5,i:   8,025,000 msg/sec
                    AtomicQueue2, 6,s:   7,775,276 msg/sec
                    AtomicQueue2, 6,i:   7,535,802 msg/sec
                    AtomicQueue2, 7,s:   7,103,885 msg/sec
                    AtomicQueue2, 7,i:   7,867,875 msg/sec
                    AtomicQueue2, 8,s:   6,362,481 msg/sec
                    AtomicQueue2, 8,i:   7,306,135 msg/sec
                   AtomicQueueB2, 1,s:  36,228,003 msg/sec
                   AtomicQueueB2, 1,i:  32,640,509 msg/sec
                   AtomicQueueB2, 2,s:  11,437,330 msg/sec
                   AtomicQueueB2, 2,i:  11,119,561 msg/sec
                   AtomicQueueB2, 3,s:   9,675,889 msg/sec
                   AtomicQueueB2, 3,i:   9,628,275 msg/sec
                   AtomicQueueB2, 4,s:   7,937,694 msg/sec
                   AtomicQueueB2, 4,i:   7,898,965 msg/sec
                   AtomicQueueB2, 5,s:   7,389,391 msg/sec
                   AtomicQueueB2, 5,i:   7,712,414 msg/sec
                   AtomicQueueB2, 6,s:   7,266,829 msg/sec
                   AtomicQueueB2, 6,i:   7,422,692 msg/sec
                   AtomicQueueB2, 7,s:   6,863,543 msg/sec
                   AtomicQueueB2, 7,i:   7,727,027 msg/sec
                   AtomicQueueB2, 8,s:   6,345,862 msg/sec
                   AtomicQueueB2, 8,i:   7,089,736 msg/sec
            OptimistAtomicQueue2, 1,s: 626,675,868 msg/sec
            OptimistAtomicQueue2, 1,i:  32,204,578 msg/sec
            OptimistAtomicQueue2, 2,s:  26,220,089 msg/sec
            OptimistAtomicQueue2, 2,i:  24,013,686 msg/sec
            OptimistAtomicQueue2, 3,s:  30,333,561 msg/sec
            OptimistAtomicQueue2, 3,i:  29,957,595 msg/sec
            OptimistAtomicQueue2, 4,s:  33,235,452 msg/sec
            OptimistAtomicQueue2, 4,i:  33,150,059 msg/sec
            OptimistAtomicQueue2, 5,s:  37,612,753 msg/sec
            OptimistAtomicQueue2, 5,i:  41,119,382 msg/sec
            OptimistAtomicQueue2, 6,s:  40,344,860 msg/sec
            OptimistAtomicQueue2, 6,i:  49,327,091 msg/sec
            OptimistAtomicQueue2, 7,s:  43,206,298 msg/sec
            OptimistAtomicQueue2, 7,i:  51,262,424 msg/sec
            OptimistAtomicQueue2, 8,s:  43,752,785 msg/sec
            OptimistAtomicQueue2, 8,i:  47,983,954 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,557,788 msg/sec
           OptimistAtomicQueueB2, 1,i:  67,834,076 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,464,294 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,472,442 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,837,066 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,127,869 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,135,934 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,899,640 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,331,870 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,288,903 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,296,287 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,517,992 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,228,586 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,226,045 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,454,644 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,559,655 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000122 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000380 sec/round-trip
         xenium::ramalhete_queue: 0.000000275 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[143] 292m:41s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,798,580 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,248,414 msg/sec
          boost::lockfree::queue, 1,s:   6,824,403 msg/sec
          boost::lockfree::queue, 1,i:   6,764,733 msg/sec
          boost::lockfree::queue, 2,s:   7,607,582 msg/sec
          boost::lockfree::queue, 2,i:   7,565,509 msg/sec
          boost::lockfree::queue, 3,s:   7,534,944 msg/sec
          boost::lockfree::queue, 3,i:   7,567,347 msg/sec
          boost::lockfree::queue, 4,s:   6,421,840 msg/sec
          boost::lockfree::queue, 4,i:   6,757,879 msg/sec
          boost::lockfree::queue, 5,s:   6,504,783 msg/sec
          boost::lockfree::queue, 5,i:   6,467,342 msg/sec
          boost::lockfree::queue, 6,s:   5,984,155 msg/sec
          boost::lockfree::queue, 6,i:   6,159,438 msg/sec
          boost::lockfree::queue, 7,s:   5,962,382 msg/sec
          boost::lockfree::queue, 7,i:   6,039,737 msg/sec
          boost::lockfree::queue, 8,s:   5,464,604 msg/sec
          boost::lockfree::queue, 8,i:   5,587,542 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 313,396,730 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 339,140,550 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,108,151 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,397,668 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,669,085 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,753,435 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,245,810 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,220,273 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,072,734 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,939,036 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,058,507 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,243,976 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,090,989 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  47,328,399 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  30,963,227 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,057,660 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,279,885 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,704,024 msg/sec
                pthread_spinlock, 1,s:  28,716,745 msg/sec
                pthread_spinlock, 1,i:  25,324,380 msg/sec
                pthread_spinlock, 2,s:  15,517,776 msg/sec
                pthread_spinlock, 2,i:  17,009,262 msg/sec
                pthread_spinlock, 3,s:   8,394,466 msg/sec
                pthread_spinlock, 3,i:  12,194,423 msg/sec
                pthread_spinlock, 4,s:   6,440,422 msg/sec
                pthread_spinlock, 4,i:   9,213,700 msg/sec
                pthread_spinlock, 5,s:   8,750,094 msg/sec
                pthread_spinlock, 5,i:   9,078,762 msg/sec
                pthread_spinlock, 6,s:   8,336,489 msg/sec
                pthread_spinlock, 6,i:   8,474,920 msg/sec
                pthread_spinlock, 7,s:   7,660,973 msg/sec
                pthread_spinlock, 7,i:   7,542,550 msg/sec
                pthread_spinlock, 8,s:   6,687,184 msg/sec
                pthread_spinlock, 8,i:   6,816,390 msg/sec
                      std::mutex, 1,s:   6,696,236 msg/sec
                      std::mutex, 1,i:   7,031,182 msg/sec
                      std::mutex, 2,s:   6,337,814 msg/sec
                      std::mutex, 2,i:   6,091,470 msg/sec
                      std::mutex, 3,s:   5,453,987 msg/sec
                      std::mutex, 3,i:   5,937,750 msg/sec
                      std::mutex, 4,s:   6,212,589 msg/sec
                      std::mutex, 4,i:   6,175,892 msg/sec
                      std::mutex, 5,s:   5,942,765 msg/sec
                      std::mutex, 5,i:   6,006,740 msg/sec
                      std::mutex, 6,s:   5,903,899 msg/sec
                      std::mutex, 6,i:   5,732,897 msg/sec
                      std::mutex, 7,s:   5,756,736 msg/sec
                      std::mutex, 7,i:   5,703,413 msg/sec
                      std::mutex, 8,s:   5,609,104 msg/sec
                      std::mutex, 8,i:   5,661,463 msg/sec
                 tbb::spin_mutex, 1,s:  37,911,737 msg/sec
                 tbb::spin_mutex, 1,i:  32,972,587 msg/sec
                 tbb::spin_mutex, 2,s:  21,117,921 msg/sec
                 tbb::spin_mutex, 2,i:  18,524,517 msg/sec
                 tbb::spin_mutex, 3,s:   7,304,852 msg/sec
                 tbb::spin_mutex, 3,i:  10,288,538 msg/sec
                 tbb::spin_mutex, 4,s:   3,152,561 msg/sec
                 tbb::spin_mutex, 4,i:   6,281,089 msg/sec
                 tbb::spin_mutex, 5,s:   5,432,149 msg/sec
                 tbb::spin_mutex, 5,i:   5,418,962 msg/sec
                 tbb::spin_mutex, 6,s:   5,357,463 msg/sec
                 tbb::spin_mutex, 6,i:   4,348,652 msg/sec
                 tbb::spin_mutex, 7,s:   4,832,804 msg/sec
                 tbb::spin_mutex, 7,i:   4,355,853 msg/sec
                 tbb::spin_mutex, 8,s:   3,874,133 msg/sec
                 tbb::spin_mutex, 8,i:   4,175,310 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,333,371 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,305,559 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,610,379 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,071,187 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,373,810 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,526,205 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,144,256 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,473,358 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,591,010 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,539,686 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,697,315 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,700,289 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,844,846 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,816,841 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,110,906 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,086,900 msg/sec
     xenium::michael_scott_queue, 1,s:   8,985,753 msg/sec
     xenium::michael_scott_queue, 1,i:   8,960,366 msg/sec
     xenium::michael_scott_queue, 2,s:   8,366,389 msg/sec
     xenium::michael_scott_queue, 2,i:   8,291,875 msg/sec
     xenium::michael_scott_queue, 3,s:   7,173,685 msg/sec
     xenium::michael_scott_queue, 3,i:   7,571,902 msg/sec
     xenium::michael_scott_queue, 4,s:   6,304,453 msg/sec
     xenium::michael_scott_queue, 4,i:   6,320,925 msg/sec
     xenium::michael_scott_queue, 5,s:   6,301,070 msg/sec
     xenium::michael_scott_queue, 5,i:   6,617,509 msg/sec
     xenium::michael_scott_queue, 6,s:   6,590,680 msg/sec
     xenium::michael_scott_queue, 6,i:   6,971,865 msg/sec
     xenium::michael_scott_queue, 7,s:   6,326,298 msg/sec
     xenium::michael_scott_queue, 7,i:   6,502,290 msg/sec
     xenium::michael_scott_queue, 8,s:   5,995,697 msg/sec
     xenium::michael_scott_queue, 8,i:   6,048,997 msg/sec
         xenium::ramalhete_queue, 1,s:  32,176,775 msg/sec
         xenium::ramalhete_queue, 1,i:  31,902,170 msg/sec
         xenium::ramalhete_queue, 2,s:  23,553,199 msg/sec
         xenium::ramalhete_queue, 2,i:  23,307,484 msg/sec
         xenium::ramalhete_queue, 3,s:  29,155,228 msg/sec
         xenium::ramalhete_queue, 3,i:  28,492,292 msg/sec
         xenium::ramalhete_queue, 4,s:  33,779,467 msg/sec
         xenium::ramalhete_queue, 4,i:  33,465,279 msg/sec
         xenium::ramalhete_queue, 5,s:  31,900,980 msg/sec
         xenium::ramalhete_queue, 5,i:  35,936,207 msg/sec
         xenium::ramalhete_queue, 6,s:  34,272,346 msg/sec
         xenium::ramalhete_queue, 6,i:  38,935,357 msg/sec
         xenium::ramalhete_queue, 7,s:  34,875,766 msg/sec
         xenium::ramalhete_queue, 7,i:  41,159,315 msg/sec
         xenium::ramalhete_queue, 8,s:  35,468,142 msg/sec
         xenium::ramalhete_queue, 8,i:  43,526,220 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,935,937 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  64,800,048 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,718,578 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,863,328 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,627,896 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,987,046 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,614,166 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,242,609 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,462,959 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,238,286 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,022,133 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,616,330 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,139,298 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,895,610 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,424,996 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,360,186 msg/sec
                     AtomicQueue, 1,s:  59,156,219 msg/sec
                     AtomicQueue, 1,i:  56,713,068 msg/sec
                     AtomicQueue, 2,s:  12,284,800 msg/sec
                     AtomicQueue, 2,i:  11,732,661 msg/sec
                     AtomicQueue, 3,s:  10,754,625 msg/sec
                     AtomicQueue, 3,i:   9,948,470 msg/sec
                     AtomicQueue, 4,s:   8,201,669 msg/sec
                     AtomicQueue, 4,i:   8,196,951 msg/sec
                     AtomicQueue, 5,s:   8,038,381 msg/sec
                     AtomicQueue, 5,i:   8,068,986 msg/sec
                     AtomicQueue, 6,s:   7,818,990 msg/sec
                     AtomicQueue, 6,i:   7,611,593 msg/sec
                     AtomicQueue, 7,s:   7,234,877 msg/sec
                     AtomicQueue, 7,i:   8,001,048 msg/sec
                     AtomicQueue, 8,s:   6,351,426 msg/sec
                     AtomicQueue, 8,i:   7,444,466 msg/sec
                    AtomicQueueB, 1,s:  44,363,990 msg/sec
                    AtomicQueueB, 1,i:  55,564,308 msg/sec
                    AtomicQueueB, 2,s:  11,792,329 msg/sec
                    AtomicQueueB, 2,i:  11,436,748 msg/sec
                    AtomicQueueB, 3,s:  11,038,413 msg/sec
                    AtomicQueueB, 3,i:  10,209,142 msg/sec
                    AtomicQueueB, 4,s:   8,124,983 msg/sec
                    AtomicQueueB, 4,i:   8,022,453 msg/sec
                    AtomicQueueB, 5,s:   7,586,564 msg/sec
                    AtomicQueueB, 5,i:   7,888,400 msg/sec
                    AtomicQueueB, 6,s:   7,312,412 msg/sec
                    AtomicQueueB, 6,i:   7,529,012 msg/sec
                    AtomicQueueB, 7,s:   6,914,755 msg/sec
                    AtomicQueueB, 7,i:   7,743,769 msg/sec
                    AtomicQueueB, 8,s:   6,190,071 msg/sec
                    AtomicQueueB, 8,i:   7,116,523 msg/sec
             OptimistAtomicQueue, 1,s: 690,867,645 msg/sec
             OptimistAtomicQueue, 1,i: 566,067,908 msg/sec
             OptimistAtomicQueue, 2,s:  32,639,094 msg/sec
             OptimistAtomicQueue, 2,i:  32,733,459 msg/sec
             OptimistAtomicQueue, 3,s:  36,676,555 msg/sec
             OptimistAtomicQueue, 3,i:  37,448,320 msg/sec
             OptimistAtomicQueue, 4,s:  39,287,684 msg/sec
             OptimistAtomicQueue, 4,i:  39,299,768 msg/sec
             OptimistAtomicQueue, 5,s:  41,720,196 msg/sec
             OptimistAtomicQueue, 5,i:  46,510,986 msg/sec
             OptimistAtomicQueue, 6,s:  42,276,614 msg/sec
             OptimistAtomicQueue, 6,i:  50,435,973 msg/sec
             OptimistAtomicQueue, 7,s:  45,247,118 msg/sec
             OptimistAtomicQueue, 7,i:  52,998,914 msg/sec
             OptimistAtomicQueue, 8,s:  46,387,318 msg/sec
             OptimistAtomicQueue, 8,i:  49,675,513 msg/sec
            OptimistAtomicQueueB, 1,s:  96,269,251 msg/sec
            OptimistAtomicQueueB, 1,i: 193,985,800 msg/sec
            OptimistAtomicQueueB, 2,s:  32,191,404 msg/sec
            OptimistAtomicQueueB, 2,i:  32,242,608 msg/sec
            OptimistAtomicQueueB, 3,s:  36,312,714 msg/sec
            OptimistAtomicQueueB, 3,i:  36,898,810 msg/sec
            OptimistAtomicQueueB, 4,s:  38,698,669 msg/sec
            OptimistAtomicQueueB, 4,i:  38,673,085 msg/sec
            OptimistAtomicQueueB, 5,s:  41,076,668 msg/sec
            OptimistAtomicQueueB, 5,i:  46,214,193 msg/sec
            OptimistAtomicQueueB, 6,s:  41,164,146 msg/sec
            OptimistAtomicQueueB, 6,i:  48,778,690 msg/sec
            OptimistAtomicQueueB, 7,s:  41,584,725 msg/sec
            OptimistAtomicQueueB, 7,i:  50,437,114 msg/sec
            OptimistAtomicQueueB, 8,s:  44,431,488 msg/sec
            OptimistAtomicQueueB, 8,i:  48,093,707 msg/sec
                    AtomicQueue2, 1,s:  22,925,671 msg/sec
                    AtomicQueue2, 1,i:  22,857,659 msg/sec
                    AtomicQueue2, 2,s:  11,898,929 msg/sec
                    AtomicQueue2, 2,i:  11,374,198 msg/sec
                    AtomicQueue2, 3,s:   9,577,746 msg/sec
                    AtomicQueue2, 3,i:   9,522,737 msg/sec
                    AtomicQueue2, 4,s:   8,040,358 msg/sec
                    AtomicQueue2, 4,i:   8,059,443 msg/sec
                    AtomicQueue2, 5,s:   7,951,648 msg/sec
                    AtomicQueue2, 5,i:   8,019,607 msg/sec
                    AtomicQueue2, 6,s:   7,776,977 msg/sec
                    AtomicQueue2, 6,i:   7,528,752 msg/sec
                    AtomicQueue2, 7,s:   7,091,501 msg/sec
                    AtomicQueue2, 7,i:   7,890,665 msg/sec
                    AtomicQueue2, 8,s:   6,370,361 msg/sec
                    AtomicQueue2, 8,i:   7,374,912 msg/sec
                   AtomicQueueB2, 1,s:  36,027,958 msg/sec
                   AtomicQueueB2, 1,i:  32,623,544 msg/sec
                   AtomicQueueB2, 2,s:  11,488,496 msg/sec
                   AtomicQueueB2, 2,i:  11,113,229 msg/sec
                   AtomicQueueB2, 3,s:   9,661,524 msg/sec
                   AtomicQueueB2, 3,i:   9,518,277 msg/sec
                   AtomicQueueB2, 4,s:   7,929,773 msg/sec
                   AtomicQueueB2, 4,i:   7,845,588 msg/sec
                   AtomicQueueB2, 5,s:   7,371,706 msg/sec
                   AtomicQueueB2, 5,i:   7,765,054 msg/sec
                   AtomicQueueB2, 6,s:   7,225,393 msg/sec
                   AtomicQueueB2, 6,i:   7,457,582 msg/sec
                   AtomicQueueB2, 7,s:   6,840,615 msg/sec
                   AtomicQueueB2, 7,i:   7,667,199 msg/sec
                   AtomicQueueB2, 8,s:   6,274,164 msg/sec
                   AtomicQueueB2, 8,i:   7,079,682 msg/sec
            OptimistAtomicQueue2, 1,s: 166,273,817 msg/sec
            OptimistAtomicQueue2, 1,i: 125,908,869 msg/sec
            OptimistAtomicQueue2, 2,s:  24,614,297 msg/sec
            OptimistAtomicQueue2, 2,i:  24,026,973 msg/sec
            OptimistAtomicQueue2, 3,s:  30,342,303 msg/sec
            OptimistAtomicQueue2, 3,i:  29,946,918 msg/sec
            OptimistAtomicQueue2, 4,s:  33,208,777 msg/sec
            OptimistAtomicQueue2, 4,i:  32,986,238 msg/sec
            OptimistAtomicQueue2, 5,s:  37,841,044 msg/sec
            OptimistAtomicQueue2, 5,i:  40,452,480 msg/sec
            OptimistAtomicQueue2, 6,s:  39,868,281 msg/sec
            OptimistAtomicQueue2, 6,i:  49,057,043 msg/sec
            OptimistAtomicQueue2, 7,s:  43,027,506 msg/sec
            OptimistAtomicQueue2, 7,i:  51,471,200 msg/sec
            OptimistAtomicQueue2, 8,s:  43,836,696 msg/sec
            OptimistAtomicQueue2, 8,i:  48,419,143 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,976,858 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,940,955 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,621,069 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,860,876 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,731,040 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,096,147 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,354,706 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,831,005 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,572,111 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,703,306 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,307,842 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,371,470 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,180,904 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,598,651 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,416,090 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,809,211 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000129 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000146 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000222 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000286 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000303 sec/round-trip
     xenium::michael_scott_queue: 0.000000379 sec/round-trip
         xenium::ramalhete_queue: 0.000000274 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000208 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[144] 291m:22s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  72,454,700 msg/sec
     boost::lockfree::spsc_queue, 1,i:  72,695,628 msg/sec
          boost::lockfree::queue, 1,s:   7,981,165 msg/sec
          boost::lockfree::queue, 1,i:   8,071,357 msg/sec
          boost::lockfree::queue, 2,s:   7,538,876 msg/sec
          boost::lockfree::queue, 2,i:   7,474,156 msg/sec
          boost::lockfree::queue, 3,s:   7,342,528 msg/sec
          boost::lockfree::queue, 3,i:   7,600,511 msg/sec
          boost::lockfree::queue, 4,s:   6,413,626 msg/sec
          boost::lockfree::queue, 4,i:   6,767,282 msg/sec
          boost::lockfree::queue, 5,s:   6,432,520 msg/sec
          boost::lockfree::queue, 5,i:   6,519,126 msg/sec
          boost::lockfree::queue, 6,s:   5,962,351 msg/sec
          boost::lockfree::queue, 6,i:   6,109,358 msg/sec
          boost::lockfree::queue, 7,s:   5,956,434 msg/sec
          boost::lockfree::queue, 7,i:   6,051,050 msg/sec
          boost::lockfree::queue, 8,s:   5,340,421 msg/sec
          boost::lockfree::queue, 8,i:   5,563,244 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 325,445,139 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 139,187,276 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,341,892 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,804,036 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,345,524 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,353,827 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,670,048 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,442,321 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,285,559 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,524,162 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,244,240 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,696,555 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,596,915 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,342,804 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,935,404 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,709,572 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,230,626 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,563,045 msg/sec
                pthread_spinlock, 1,s:  29,027,833 msg/sec
                pthread_spinlock, 1,i:  27,902,010 msg/sec
                pthread_spinlock, 2,s:  15,505,469 msg/sec
                pthread_spinlock, 2,i:  17,087,975 msg/sec
                pthread_spinlock, 3,s:   8,373,752 msg/sec
                pthread_spinlock, 3,i:  12,031,062 msg/sec
                pthread_spinlock, 4,s:   6,521,214 msg/sec
                pthread_spinlock, 4,i:   8,974,057 msg/sec
                pthread_spinlock, 5,s:   8,723,776 msg/sec
                pthread_spinlock, 5,i:  10,345,033 msg/sec
                pthread_spinlock, 6,s:   8,361,764 msg/sec
                pthread_spinlock, 6,i:   9,239,229 msg/sec
                pthread_spinlock, 7,s:   7,563,456 msg/sec
                pthread_spinlock, 7,i:   7,559,430 msg/sec
                pthread_spinlock, 8,s:   6,775,043 msg/sec
                pthread_spinlock, 8,i:   6,962,647 msg/sec
                      std::mutex, 1,s:   6,488,514 msg/sec
                      std::mutex, 1,i:   7,004,138 msg/sec
                      std::mutex, 2,s:   5,456,101 msg/sec
                      std::mutex, 2,i:   5,668,024 msg/sec
                      std::mutex, 3,s:   5,035,989 msg/sec
                      std::mutex, 3,i:   5,173,297 msg/sec
                      std::mutex, 4,s:   5,918,073 msg/sec
                      std::mutex, 4,i:   6,246,990 msg/sec
                      std::mutex, 5,s:   6,031,999 msg/sec
                      std::mutex, 5,i:   6,009,895 msg/sec
                      std::mutex, 6,s:   5,846,388 msg/sec
                      std::mutex, 6,i:   5,975,345 msg/sec
                      std::mutex, 7,s:   5,764,763 msg/sec
                      std::mutex, 7,i:   5,753,627 msg/sec
                      std::mutex, 8,s:   5,621,974 msg/sec
                      std::mutex, 8,i:   5,634,278 msg/sec
                 tbb::spin_mutex, 1,s:  37,786,883 msg/sec
                 tbb::spin_mutex, 1,i:  33,044,241 msg/sec
                 tbb::spin_mutex, 2,s:  21,207,830 msg/sec
                 tbb::spin_mutex, 2,i:  18,426,695 msg/sec
                 tbb::spin_mutex, 3,s:   7,555,515 msg/sec
                 tbb::spin_mutex, 3,i:  10,732,548 msg/sec
                 tbb::spin_mutex, 4,s:   3,222,121 msg/sec
                 tbb::spin_mutex, 4,i:   6,278,766 msg/sec
                 tbb::spin_mutex, 5,s:   5,444,875 msg/sec
                 tbb::spin_mutex, 5,i:   5,431,670 msg/sec
                 tbb::spin_mutex, 6,s:   5,283,794 msg/sec
                 tbb::spin_mutex, 6,i:   4,354,768 msg/sec
                 tbb::spin_mutex, 7,s:   4,847,490 msg/sec
                 tbb::spin_mutex, 7,i:   4,387,139 msg/sec
                 tbb::spin_mutex, 8,s:   4,256,598 msg/sec
                 tbb::spin_mutex, 8,i:   4,084,447 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,589,959 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,059,316 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,001,400 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,769,428 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,007,435 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,714,088 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,318,315 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,220,831 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,684,204 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,184,686 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,898,179 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,427,394 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,893,358 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,560,001 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,041,579 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,704,459 msg/sec
     xenium::michael_scott_queue, 1,s:  10,144,629 msg/sec
     xenium::michael_scott_queue, 1,i:  10,148,343 msg/sec
     xenium::michael_scott_queue, 2,s:   8,516,566 msg/sec
     xenium::michael_scott_queue, 2,i:   8,467,731 msg/sec
     xenium::michael_scott_queue, 3,s:   7,169,648 msg/sec
     xenium::michael_scott_queue, 3,i:   7,545,231 msg/sec
     xenium::michael_scott_queue, 4,s:   6,295,398 msg/sec
     xenium::michael_scott_queue, 4,i:   6,338,226 msg/sec
     xenium::michael_scott_queue, 5,s:   6,320,945 msg/sec
     xenium::michael_scott_queue, 5,i:   6,732,936 msg/sec
     xenium::michael_scott_queue, 6,s:   6,525,182 msg/sec
     xenium::michael_scott_queue, 6,i:   6,807,419 msg/sec
     xenium::michael_scott_queue, 7,s:   6,341,649 msg/sec
     xenium::michael_scott_queue, 7,i:   6,546,875 msg/sec
     xenium::michael_scott_queue, 8,s:   6,088,203 msg/sec
     xenium::michael_scott_queue, 8,i:   6,271,957 msg/sec
         xenium::ramalhete_queue, 1,s:  32,962,003 msg/sec
         xenium::ramalhete_queue, 1,i:  32,675,263 msg/sec
         xenium::ramalhete_queue, 2,s:  23,820,759 msg/sec
         xenium::ramalhete_queue, 2,i:  23,414,512 msg/sec
         xenium::ramalhete_queue, 3,s:  29,360,879 msg/sec
         xenium::ramalhete_queue, 3,i:  28,538,273 msg/sec
         xenium::ramalhete_queue, 4,s:  33,898,215 msg/sec
         xenium::ramalhete_queue, 4,i:  33,538,130 msg/sec
         xenium::ramalhete_queue, 5,s:  32,083,651 msg/sec
         xenium::ramalhete_queue, 5,i:  38,445,384 msg/sec
         xenium::ramalhete_queue, 6,s:  33,999,633 msg/sec
         xenium::ramalhete_queue, 6,i:  38,856,424 msg/sec
         xenium::ramalhete_queue, 7,s:  34,794,528 msg/sec
         xenium::ramalhete_queue, 7,i:  40,939,799 msg/sec
         xenium::ramalhete_queue, 8,s:  35,467,364 msg/sec
         xenium::ramalhete_queue, 8,i:  44,623,462 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,322,226 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,775,977 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,648,877 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,156,050 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,633,945 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,147,721 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,620,693 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,243,293 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,834,025 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,339,914 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,190,977 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,492,277 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,266,674 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,001,631 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,425,223 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,345,002 msg/sec
                     AtomicQueue, 1,s:  60,651,806 msg/sec
                     AtomicQueue, 1,i:  57,018,120 msg/sec
                     AtomicQueue, 2,s:  12,325,253 msg/sec
                     AtomicQueue, 2,i:  11,716,851 msg/sec
                     AtomicQueue, 3,s:  10,741,476 msg/sec
                     AtomicQueue, 3,i:   9,844,730 msg/sec
                     AtomicQueue, 4,s:   8,176,867 msg/sec
                     AtomicQueue, 4,i:   8,172,949 msg/sec
                     AtomicQueue, 5,s:   7,977,672 msg/sec
                     AtomicQueue, 5,i:   8,083,917 msg/sec
                     AtomicQueue, 6,s:   7,652,616 msg/sec
                     AtomicQueue, 6,i:   7,609,319 msg/sec
                     AtomicQueue, 7,s:   7,074,946 msg/sec
                     AtomicQueue, 7,i:   7,979,870 msg/sec
                     AtomicQueue, 8,s:   6,345,734 msg/sec
                     AtomicQueue, 8,i:   7,446,730 msg/sec
                    AtomicQueueB, 1,s:  46,908,595 msg/sec
                    AtomicQueueB, 1,i:  43,837,798 msg/sec
                    AtomicQueueB, 2,s:  11,746,850 msg/sec
                    AtomicQueueB, 2,i:  11,441,975 msg/sec
                    AtomicQueueB, 3,s:  10,998,364 msg/sec
                    AtomicQueueB, 3,i:  10,222,213 msg/sec
                    AtomicQueueB, 4,s:   8,010,178 msg/sec
                    AtomicQueueB, 4,i:   8,077,400 msg/sec
                    AtomicQueueB, 5,s:   7,561,648 msg/sec
                    AtomicQueueB, 5,i:   7,893,207 msg/sec
                    AtomicQueueB, 6,s:   7,453,832 msg/sec
                    AtomicQueueB, 6,i:   7,503,573 msg/sec
                    AtomicQueueB, 7,s:   6,878,365 msg/sec
                    AtomicQueueB, 7,i:   7,738,585 msg/sec
                    AtomicQueueB, 8,s:   6,255,263 msg/sec
                    AtomicQueueB, 8,i:   7,150,716 msg/sec
             OptimistAtomicQueue, 1,s: 752,891,715 msg/sec
             OptimistAtomicQueue, 1,i: 579,235,507 msg/sec
             OptimistAtomicQueue, 2,s:  32,637,848 msg/sec
             OptimistAtomicQueue, 2,i:  32,176,225 msg/sec
             OptimistAtomicQueue, 3,s:  36,544,917 msg/sec
             OptimistAtomicQueue, 3,i:  37,407,648 msg/sec
             OptimistAtomicQueue, 4,s:  39,278,929 msg/sec
             OptimistAtomicQueue, 4,i:  39,336,877 msg/sec
             OptimistAtomicQueue, 5,s:  42,487,474 msg/sec
             OptimistAtomicQueue, 5,i:  48,561,644 msg/sec
             OptimistAtomicQueue, 6,s:  42,044,613 msg/sec
             OptimistAtomicQueue, 6,i:  49,719,403 msg/sec
             OptimistAtomicQueue, 7,s:  45,326,628 msg/sec
             OptimistAtomicQueue, 7,i:  53,075,961 msg/sec
             OptimistAtomicQueue, 8,s:  46,616,792 msg/sec
             OptimistAtomicQueue, 8,i:  48,845,493 msg/sec
            OptimistAtomicQueueB, 1,s: 291,436,431 msg/sec
            OptimistAtomicQueueB, 1,i: 122,006,181 msg/sec
            OptimistAtomicQueueB, 2,s:  32,171,966 msg/sec
            OptimistAtomicQueueB, 2,i:  32,219,777 msg/sec
            OptimistAtomicQueueB, 3,s:  36,271,253 msg/sec
            OptimistAtomicQueueB, 3,i:  36,935,775 msg/sec
            OptimistAtomicQueueB, 4,s:  38,655,023 msg/sec
            OptimistAtomicQueueB, 4,i:  38,597,051 msg/sec
            OptimistAtomicQueueB, 5,s:  40,992,042 msg/sec
            OptimistAtomicQueueB, 5,i:  45,258,656 msg/sec
            OptimistAtomicQueueB, 6,s:  41,049,740 msg/sec
            OptimistAtomicQueueB, 6,i:  49,006,197 msg/sec
            OptimistAtomicQueueB, 7,s:  42,374,485 msg/sec
            OptimistAtomicQueueB, 7,i:  51,493,123 msg/sec
            OptimistAtomicQueueB, 8,s:  44,360,909 msg/sec
            OptimistAtomicQueueB, 8,i:  48,389,351 msg/sec
                    AtomicQueue2, 1,s:  22,853,966 msg/sec
                    AtomicQueue2, 1,i:  22,871,281 msg/sec
                    AtomicQueue2, 2,s:  11,785,990 msg/sec
                    AtomicQueue2, 2,i:  11,543,016 msg/sec
                    AtomicQueue2, 3,s:   9,790,772 msg/sec
                    AtomicQueue2, 3,i:   9,449,569 msg/sec
                    AtomicQueue2, 4,s:   8,051,682 msg/sec
                    AtomicQueue2, 4,i:   8,020,344 msg/sec
                    AtomicQueue2, 5,s:   7,926,971 msg/sec
                    AtomicQueue2, 5,i:   7,986,232 msg/sec
                    AtomicQueue2, 6,s:   7,759,186 msg/sec
                    AtomicQueue2, 6,i:   7,535,465 msg/sec
                    AtomicQueue2, 7,s:   7,122,692 msg/sec
                    AtomicQueue2, 7,i:   7,995,642 msg/sec
                    AtomicQueue2, 8,s:   6,381,403 msg/sec
                    AtomicQueue2, 8,i:   7,204,077 msg/sec
                   AtomicQueueB2, 1,s:  36,075,290 msg/sec
                   AtomicQueueB2, 1,i:  32,632,210 msg/sec
                   AtomicQueueB2, 2,s:  11,471,016 msg/sec
                   AtomicQueueB2, 2,i:  11,073,601 msg/sec
                   AtomicQueueB2, 3,s:   9,589,992 msg/sec
                   AtomicQueueB2, 3,i:   9,487,160 msg/sec
                   AtomicQueueB2, 4,s:   7,960,705 msg/sec
                   AtomicQueueB2, 4,i:   7,862,803 msg/sec
                   AtomicQueueB2, 5,s:   7,339,485 msg/sec
                   AtomicQueueB2, 5,i:   7,613,423 msg/sec
                   AtomicQueueB2, 6,s:   7,315,133 msg/sec
                   AtomicQueueB2, 6,i:   7,459,416 msg/sec
                   AtomicQueueB2, 7,s:   6,873,848 msg/sec
                   AtomicQueueB2, 7,i:   7,713,802 msg/sec
                   AtomicQueueB2, 8,s:   6,308,728 msg/sec
                   AtomicQueueB2, 8,i:   7,103,815 msg/sec
            OptimistAtomicQueue2, 1,s:  33,670,457 msg/sec
            OptimistAtomicQueue2, 1,i:  29,655,333 msg/sec
            OptimistAtomicQueue2, 2,s:  26,358,910 msg/sec
            OptimistAtomicQueue2, 2,i:  24,019,565 msg/sec
            OptimistAtomicQueue2, 3,s:  30,469,472 msg/sec
            OptimistAtomicQueue2, 3,i:  29,939,820 msg/sec
            OptimistAtomicQueue2, 4,s:  33,131,848 msg/sec
            OptimistAtomicQueue2, 4,i:  33,281,034 msg/sec
            OptimistAtomicQueue2, 5,s:  37,302,617 msg/sec
            OptimistAtomicQueue2, 5,i:  40,342,069 msg/sec
            OptimistAtomicQueue2, 6,s:  40,053,691 msg/sec
            OptimistAtomicQueue2, 6,i:  49,155,197 msg/sec
            OptimistAtomicQueue2, 7,s:  43,022,427 msg/sec
            OptimistAtomicQueue2, 7,i:  51,472,184 msg/sec
            OptimistAtomicQueue2, 8,s:  43,801,811 msg/sec
            OptimistAtomicQueue2, 8,i:  47,935,215 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,255,561 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,871,237 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,871,374 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,051,923 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,685,557 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,851,690 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,366,741 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,130,184 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,633,692 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,156,984 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,689,951 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,539,890 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,187,136 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,641,795 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,194,200 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,178,166 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000310 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000131 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000274 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000201 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[145] 290m:3s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,970,386 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,550,785 msg/sec
          boost::lockfree::queue, 1,s:   6,843,040 msg/sec
          boost::lockfree::queue, 1,i:   6,924,579 msg/sec
          boost::lockfree::queue, 2,s:   7,668,318 msg/sec
          boost::lockfree::queue, 2,i:   7,516,575 msg/sec
          boost::lockfree::queue, 3,s:   7,419,199 msg/sec
          boost::lockfree::queue, 3,i:   7,600,966 msg/sec
          boost::lockfree::queue, 4,s:   6,418,867 msg/sec
          boost::lockfree::queue, 4,i:   6,924,496 msg/sec
          boost::lockfree::queue, 5,s:   6,424,532 msg/sec
          boost::lockfree::queue, 5,i:   6,457,051 msg/sec
          boost::lockfree::queue, 6,s:   6,014,097 msg/sec
          boost::lockfree::queue, 6,i:   6,152,194 msg/sec
          boost::lockfree::queue, 7,s:   5,911,108 msg/sec
          boost::lockfree::queue, 7,i:   6,038,038 msg/sec
          boost::lockfree::queue, 8,s:   5,430,361 msg/sec
          boost::lockfree::queue, 8,i:   5,581,911 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 111,131,710 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  72,514,409 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,908,477 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,541,658 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,388,792 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,854,304 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,010,621 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,552,379 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,834,683 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,689,206 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,272,110 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,790,176 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,216,626 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  54,290,789 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,111,028 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  38,040,646 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,375,684 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,068,663 msg/sec
                pthread_spinlock, 1,s:  29,240,632 msg/sec
                pthread_spinlock, 1,i:  25,439,429 msg/sec
                pthread_spinlock, 2,s:  15,639,123 msg/sec
                pthread_spinlock, 2,i:  16,948,304 msg/sec
                pthread_spinlock, 3,s:   8,335,360 msg/sec
                pthread_spinlock, 3,i:  12,082,117 msg/sec
                pthread_spinlock, 4,s:   6,516,143 msg/sec
                pthread_spinlock, 4,i:   9,002,769 msg/sec
                pthread_spinlock, 5,s:   8,790,810 msg/sec
                pthread_spinlock, 5,i:   9,010,526 msg/sec
                pthread_spinlock, 6,s:   8,289,194 msg/sec
                pthread_spinlock, 6,i:   8,414,047 msg/sec
                pthread_spinlock, 7,s:   7,562,551 msg/sec
                pthread_spinlock, 7,i:   7,910,164 msg/sec
                pthread_spinlock, 8,s:   6,926,794 msg/sec
                pthread_spinlock, 8,i:   6,994,957 msg/sec
                      std::mutex, 1,s:   6,223,064 msg/sec
                      std::mutex, 1,i:   7,398,513 msg/sec
                      std::mutex, 2,s:   6,120,598 msg/sec
                      std::mutex, 2,i:   5,465,237 msg/sec
                      std::mutex, 3,s:   5,262,890 msg/sec
                      std::mutex, 3,i:   4,747,039 msg/sec
                      std::mutex, 4,s:   5,206,600 msg/sec
                      std::mutex, 4,i:   5,784,165 msg/sec
                      std::mutex, 5,s:   5,877,291 msg/sec
                      std::mutex, 5,i:   5,619,360 msg/sec
                      std::mutex, 6,s:   5,987,068 msg/sec
                      std::mutex, 6,i:   5,882,857 msg/sec
                      std::mutex, 7,s:   5,873,166 msg/sec
                      std::mutex, 7,i:   5,836,944 msg/sec
                      std::mutex, 8,s:   5,764,811 msg/sec
                      std::mutex, 8,i:   5,790,164 msg/sec
                 tbb::spin_mutex, 1,s:  37,844,507 msg/sec
                 tbb::spin_mutex, 1,i:  37,772,085 msg/sec
                 tbb::spin_mutex, 2,s:  21,095,027 msg/sec
                 tbb::spin_mutex, 2,i:  18,476,326 msg/sec
                 tbb::spin_mutex, 3,s:   7,916,314 msg/sec
                 tbb::spin_mutex, 3,i:  10,279,728 msg/sec
                 tbb::spin_mutex, 4,s:   3,186,509 msg/sec
                 tbb::spin_mutex, 4,i:   6,376,105 msg/sec
                 tbb::spin_mutex, 5,s:   5,522,241 msg/sec
                 tbb::spin_mutex, 5,i:   5,853,617 msg/sec
                 tbb::spin_mutex, 6,s:   5,318,524 msg/sec
                 tbb::spin_mutex, 6,i:   4,355,715 msg/sec
                 tbb::spin_mutex, 7,s:   4,846,775 msg/sec
                 tbb::spin_mutex, 7,i:   4,347,194 msg/sec
                 tbb::spin_mutex, 8,s:   4,246,308 msg/sec
                 tbb::spin_mutex, 8,i:   4,080,947 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,379,853 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,376,051 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,593,274 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,360,198 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,208,676 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,947,551 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,397,080 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,261,187 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,684,810 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,901,280 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,129,872 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,935,171 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,016,024 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,948,452 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,976,976 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,082,813 msg/sec
     xenium::michael_scott_queue, 1,s:   9,263,432 msg/sec
     xenium::michael_scott_queue, 1,i:   9,551,509 msg/sec
     xenium::michael_scott_queue, 2,s:   8,461,653 msg/sec
     xenium::michael_scott_queue, 2,i:   8,470,766 msg/sec
     xenium::michael_scott_queue, 3,s:   7,149,216 msg/sec
     xenium::michael_scott_queue, 3,i:   7,546,995 msg/sec
     xenium::michael_scott_queue, 4,s:   6,252,894 msg/sec
     xenium::michael_scott_queue, 4,i:   6,330,768 msg/sec
     xenium::michael_scott_queue, 5,s:   6,302,280 msg/sec
     xenium::michael_scott_queue, 5,i:   6,777,239 msg/sec
     xenium::michael_scott_queue, 6,s:   6,580,491 msg/sec
     xenium::michael_scott_queue, 6,i:   6,703,587 msg/sec
     xenium::michael_scott_queue, 7,s:   6,283,101 msg/sec
     xenium::michael_scott_queue, 7,i:   6,471,619 msg/sec
     xenium::michael_scott_queue, 8,s:   5,939,830 msg/sec
     xenium::michael_scott_queue, 8,i:   6,062,139 msg/sec
         xenium::ramalhete_queue, 1,s:  31,500,420 msg/sec
         xenium::ramalhete_queue, 1,i:  31,962,864 msg/sec
         xenium::ramalhete_queue, 2,s:  24,005,885 msg/sec
         xenium::ramalhete_queue, 2,i:  23,336,690 msg/sec
         xenium::ramalhete_queue, 3,s:  29,204,528 msg/sec
         xenium::ramalhete_queue, 3,i:  28,547,229 msg/sec
         xenium::ramalhete_queue, 4,s:  33,894,479 msg/sec
         xenium::ramalhete_queue, 4,i:  33,538,258 msg/sec
         xenium::ramalhete_queue, 5,s:  32,070,613 msg/sec
         xenium::ramalhete_queue, 5,i:  35,947,780 msg/sec
         xenium::ramalhete_queue, 6,s:  34,008,134 msg/sec
         xenium::ramalhete_queue, 6,i:  38,943,508 msg/sec
         xenium::ramalhete_queue, 7,s:  35,123,786 msg/sec
         xenium::ramalhete_queue, 7,i:  41,480,079 msg/sec
         xenium::ramalhete_queue, 8,s:  35,630,069 msg/sec
         xenium::ramalhete_queue, 8,i:  43,999,942 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,196,341 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 105,139,173 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,774,192 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,464,388 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,587,200 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,895,288 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,525,199 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,154,599 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,887,444 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,363,822 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,058,113 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,167,292 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,255,817 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,896,574 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,392,642 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,237,346 msg/sec
                     AtomicQueue, 1,s:  61,755,865 msg/sec
                     AtomicQueue, 1,i:  57,148,846 msg/sec
                     AtomicQueue, 2,s:  12,236,562 msg/sec
                     AtomicQueue, 2,i:  11,749,668 msg/sec
                     AtomicQueue, 3,s:  10,780,561 msg/sec
                     AtomicQueue, 3,i:   9,910,887 msg/sec
                     AtomicQueue, 4,s:   8,198,025 msg/sec
                     AtomicQueue, 4,i:   8,200,186 msg/sec
                     AtomicQueue, 5,s:   8,042,844 msg/sec
                     AtomicQueue, 5,i:   8,128,027 msg/sec
                     AtomicQueue, 6,s:   7,817,492 msg/sec
                     AtomicQueue, 6,i:   7,608,177 msg/sec
                     AtomicQueue, 7,s:   7,196,320 msg/sec
                     AtomicQueue, 7,i:   7,967,711 msg/sec
                     AtomicQueue, 8,s:   6,341,775 msg/sec
                     AtomicQueue, 8,i:   7,488,818 msg/sec
                    AtomicQueueB, 1,s:  94,023,139 msg/sec
                    AtomicQueueB, 1,i:  42,991,315 msg/sec
                    AtomicQueueB, 2,s:  11,844,884 msg/sec
                    AtomicQueueB, 2,i:  11,510,160 msg/sec
                    AtomicQueueB, 3,s:  11,000,921 msg/sec
                    AtomicQueueB, 3,i:  10,195,340 msg/sec
                    AtomicQueueB, 4,s:   8,039,919 msg/sec
                    AtomicQueueB, 4,i:   7,886,151 msg/sec
                    AtomicQueueB, 5,s:   7,683,483 msg/sec
                    AtomicQueueB, 5,i:   7,769,972 msg/sec
                    AtomicQueueB, 6,s:   7,268,782 msg/sec
                    AtomicQueueB, 6,i:   7,514,980 msg/sec
                    AtomicQueueB, 7,s:   6,917,155 msg/sec
                    AtomicQueueB, 7,i:   7,745,500 msg/sec
                    AtomicQueueB, 8,s:   6,207,801 msg/sec
                    AtomicQueueB, 8,i:   7,139,057 msg/sec
             OptimistAtomicQueue, 1,s: 745,317,125 msg/sec
             OptimistAtomicQueue, 1,i: 519,338,342 msg/sec
             OptimistAtomicQueue, 2,s:  32,122,620 msg/sec
             OptimistAtomicQueue, 2,i:  32,196,697 msg/sec
             OptimistAtomicQueue, 3,s:  36,621,442 msg/sec
             OptimistAtomicQueue, 3,i:  37,313,401 msg/sec
             OptimistAtomicQueue, 4,s:  39,275,043 msg/sec
             OptimistAtomicQueue, 4,i:  39,409,420 msg/sec
             OptimistAtomicQueue, 5,s:  42,559,851 msg/sec
             OptimistAtomicQueue, 5,i:  46,093,974 msg/sec
             OptimistAtomicQueue, 6,s:  42,507,982 msg/sec
             OptimistAtomicQueue, 6,i:  50,305,206 msg/sec
             OptimistAtomicQueue, 7,s:  44,937,191 msg/sec
             OptimistAtomicQueue, 7,i:  51,996,436 msg/sec
             OptimistAtomicQueue, 8,s:  46,357,707 msg/sec
             OptimistAtomicQueue, 8,i:  50,218,070 msg/sec
            OptimistAtomicQueueB, 1,s:  77,801,514 msg/sec
            OptimistAtomicQueueB, 1,i:  76,476,439 msg/sec
            OptimistAtomicQueueB, 2,s:  32,205,217 msg/sec
            OptimistAtomicQueueB, 2,i:  32,221,066 msg/sec
            OptimistAtomicQueueB, 3,s:  36,329,626 msg/sec
            OptimistAtomicQueueB, 3,i:  36,714,836 msg/sec
            OptimistAtomicQueueB, 4,s:  38,662,508 msg/sec
            OptimistAtomicQueueB, 4,i:  38,570,814 msg/sec
            OptimistAtomicQueueB, 5,s:  41,115,517 msg/sec
            OptimistAtomicQueueB, 5,i:  46,172,488 msg/sec
            OptimistAtomicQueueB, 6,s:  41,144,555 msg/sec
            OptimistAtomicQueueB, 6,i:  49,225,987 msg/sec
            OptimistAtomicQueueB, 7,s:  42,766,159 msg/sec
            OptimistAtomicQueueB, 7,i:  51,480,118 msg/sec
            OptimistAtomicQueueB, 8,s:  44,904,575 msg/sec
            OptimistAtomicQueueB, 8,i:  48,400,654 msg/sec
                    AtomicQueue2, 1,s:  22,957,270 msg/sec
                    AtomicQueue2, 1,i:  22,861,274 msg/sec
                    AtomicQueue2, 2,s:  11,817,041 msg/sec
                    AtomicQueue2, 2,i:  11,633,102 msg/sec
                    AtomicQueue2, 3,s:   9,382,317 msg/sec
                    AtomicQueue2, 3,i:   9,523,695 msg/sec
                    AtomicQueue2, 4,s:   8,111,955 msg/sec
                    AtomicQueue2, 4,i:   8,082,752 msg/sec
                    AtomicQueue2, 5,s:   7,922,392 msg/sec
                    AtomicQueue2, 5,i:   8,031,119 msg/sec
                    AtomicQueue2, 6,s:   7,696,132 msg/sec
                    AtomicQueue2, 6,i:   7,523,219 msg/sec
                    AtomicQueue2, 7,s:   7,125,951 msg/sec
                    AtomicQueue2, 7,i:   7,851,153 msg/sec
                    AtomicQueue2, 8,s:   6,371,940 msg/sec
                    AtomicQueue2, 8,i:   7,364,226 msg/sec
                   AtomicQueueB2, 1,s:  35,945,083 msg/sec
                   AtomicQueueB2, 1,i:  32,624,645 msg/sec
                   AtomicQueueB2, 2,s:  11,399,622 msg/sec
                   AtomicQueueB2, 2,i:  11,128,421 msg/sec
                   AtomicQueueB2, 3,s:   9,680,755 msg/sec
                   AtomicQueueB2, 3,i:   9,374,309 msg/sec
                   AtomicQueueB2, 4,s:   7,944,458 msg/sec
                   AtomicQueueB2, 4,i:   7,869,220 msg/sec
                   AtomicQueueB2, 5,s:   7,507,002 msg/sec
                   AtomicQueueB2, 5,i:   7,676,889 msg/sec
                   AtomicQueueB2, 6,s:   7,297,203 msg/sec
                   AtomicQueueB2, 6,i:   7,431,426 msg/sec
                   AtomicQueueB2, 7,s:   6,898,899 msg/sec
                   AtomicQueueB2, 7,i:   7,711,972 msg/sec
                   AtomicQueueB2, 8,s:   6,284,991 msg/sec
                   AtomicQueueB2, 8,i:   7,089,430 msg/sec
            OptimistAtomicQueue2, 1,s: 487,760,801 msg/sec
            OptimistAtomicQueue2, 1,i:  31,878,810 msg/sec
            OptimistAtomicQueue2, 2,s:  24,759,207 msg/sec
            OptimistAtomicQueue2, 2,i:  24,018,699 msg/sec
            OptimistAtomicQueue2, 3,s:  30,494,022 msg/sec
            OptimistAtomicQueue2, 3,i:  29,936,956 msg/sec
            OptimistAtomicQueue2, 4,s:  33,164,358 msg/sec
            OptimistAtomicQueue2, 4,i:  33,981,536 msg/sec
            OptimistAtomicQueue2, 5,s:  36,994,756 msg/sec
            OptimistAtomicQueue2, 5,i:  40,851,906 msg/sec
            OptimistAtomicQueue2, 6,s:  40,218,960 msg/sec
            OptimistAtomicQueue2, 6,i:  49,121,097 msg/sec
            OptimistAtomicQueue2, 7,s:  43,246,787 msg/sec
            OptimistAtomicQueue2, 7,i:  48,245,257 msg/sec
            OptimistAtomicQueue2, 8,s:  44,461,080 msg/sec
            OptimistAtomicQueue2, 8,i:  47,855,383 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,325,505 msg/sec
           OptimistAtomicQueueB2, 1,i:  40,048,417 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,906,020 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,121,933 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,761,709 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,083,752 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,234,420 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,875,947 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,535,779 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,004,337 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,663,242 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,732,543 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,413,320 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,401,241 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,983,384 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,536,084 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000139 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000456 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000203 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[146] 288m:43s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,013,231 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,304,825 msg/sec
          boost::lockfree::queue, 1,s:   6,901,139 msg/sec
          boost::lockfree::queue, 1,i:   6,867,051 msg/sec
          boost::lockfree::queue, 2,s:   7,671,436 msg/sec
          boost::lockfree::queue, 2,i:   7,498,508 msg/sec
          boost::lockfree::queue, 3,s:   7,526,406 msg/sec
          boost::lockfree::queue, 3,i:   7,603,108 msg/sec
          boost::lockfree::queue, 4,s:   6,422,479 msg/sec
          boost::lockfree::queue, 4,i:   6,745,269 msg/sec
          boost::lockfree::queue, 5,s:   6,382,292 msg/sec
          boost::lockfree::queue, 5,i:   6,512,678 msg/sec
          boost::lockfree::queue, 6,s:   5,978,454 msg/sec
          boost::lockfree::queue, 6,i:   6,141,729 msg/sec
          boost::lockfree::queue, 7,s:   5,833,738 msg/sec
          boost::lockfree::queue, 7,i:   5,980,654 msg/sec
          boost::lockfree::queue, 8,s:   5,474,136 msg/sec
          boost::lockfree::queue, 8,i:   5,540,323 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 474,226,501 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 177,207,311 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,926,522 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,030,619 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,179,465 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,025,964 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,522,218 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,786,173 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,110,947 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,228,336 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,433,930 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,724,378 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,565,958 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,962,869 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,121,825 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,621,318 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,226,862 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,207,201 msg/sec
                pthread_spinlock, 1,s:  28,875,266 msg/sec
                pthread_spinlock, 1,i:  29,047,509 msg/sec
                pthread_spinlock, 2,s:  15,417,191 msg/sec
                pthread_spinlock, 2,i:  18,272,271 msg/sec
                pthread_spinlock, 3,s:   8,421,450 msg/sec
                pthread_spinlock, 3,i:  11,992,834 msg/sec
                pthread_spinlock, 4,s:   6,444,792 msg/sec
                pthread_spinlock, 4,i:   9,124,487 msg/sec
                pthread_spinlock, 5,s:   8,517,617 msg/sec
                pthread_spinlock, 5,i:   9,166,017 msg/sec
                pthread_spinlock, 6,s:   8,439,166 msg/sec
                pthread_spinlock, 6,i:   8,533,889 msg/sec
                pthread_spinlock, 7,s:   7,726,143 msg/sec
                pthread_spinlock, 7,i:   7,510,397 msg/sec
                pthread_spinlock, 8,s:   6,668,234 msg/sec
                pthread_spinlock, 8,i:   6,946,745 msg/sec
                      std::mutex, 1,s:   6,877,393 msg/sec
                      std::mutex, 1,i:   7,056,122 msg/sec
                      std::mutex, 2,s:   6,124,770 msg/sec
                      std::mutex, 2,i:   5,828,490 msg/sec
                      std::mutex, 3,s:   6,054,766 msg/sec
                      std::mutex, 3,i:   5,481,598 msg/sec
                      std::mutex, 4,s:   5,268,677 msg/sec
                      std::mutex, 4,i:   6,039,007 msg/sec
                      std::mutex, 5,s:   5,950,168 msg/sec
                      std::mutex, 5,i:   5,999,224 msg/sec
                      std::mutex, 6,s:   5,900,766 msg/sec
                      std::mutex, 6,i:   5,890,351 msg/sec
                      std::mutex, 7,s:   5,736,966 msg/sec
                      std::mutex, 7,i:   5,768,094 msg/sec
                      std::mutex, 8,s:   5,678,234 msg/sec
                      std::mutex, 8,i:   5,665,019 msg/sec
                 tbb::spin_mutex, 1,s:  37,578,743 msg/sec
                 tbb::spin_mutex, 1,i:  33,027,765 msg/sec
                 tbb::spin_mutex, 2,s:  21,188,228 msg/sec
                 tbb::spin_mutex, 2,i:  18,371,724 msg/sec
                 tbb::spin_mutex, 3,s:   8,311,780 msg/sec
                 tbb::spin_mutex, 3,i:  10,278,055 msg/sec
                 tbb::spin_mutex, 4,s:   3,276,331 msg/sec
                 tbb::spin_mutex, 4,i:   6,393,693 msg/sec
                 tbb::spin_mutex, 5,s:   5,507,909 msg/sec
                 tbb::spin_mutex, 5,i:   5,690,380 msg/sec
                 tbb::spin_mutex, 6,s:   5,271,504 msg/sec
                 tbb::spin_mutex, 6,i:   4,416,978 msg/sec
                 tbb::spin_mutex, 7,s:   4,803,419 msg/sec
                 tbb::spin_mutex, 7,i:   4,349,620 msg/sec
                 tbb::spin_mutex, 8,s:   4,285,191 msg/sec
                 tbb::spin_mutex, 8,i:   4,040,504 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,411,817 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,378,057 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,868,416 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,797,866 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,899,378 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,754,482 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,320,903 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,294,755 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,792,878 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,181,877 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,973,272 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,516,659 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,042,651 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,597,798 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,028,756 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,708,663 msg/sec
     xenium::michael_scott_queue, 1,s:  10,118,384 msg/sec
     xenium::michael_scott_queue, 1,i:  10,050,464 msg/sec
     xenium::michael_scott_queue, 2,s:   8,509,013 msg/sec
     xenium::michael_scott_queue, 2,i:   8,594,931 msg/sec
     xenium::michael_scott_queue, 3,s:   7,283,928 msg/sec
     xenium::michael_scott_queue, 3,i:   7,578,135 msg/sec
     xenium::michael_scott_queue, 4,s:   6,378,163 msg/sec
     xenium::michael_scott_queue, 4,i:   6,351,524 msg/sec
     xenium::michael_scott_queue, 5,s:   6,307,100 msg/sec
     xenium::michael_scott_queue, 5,i:   6,630,145 msg/sec
     xenium::michael_scott_queue, 6,s:   6,508,875 msg/sec
     xenium::michael_scott_queue, 6,i:   6,767,030 msg/sec
     xenium::michael_scott_queue, 7,s:   6,299,475 msg/sec
     xenium::michael_scott_queue, 7,i:   6,572,129 msg/sec
     xenium::michael_scott_queue, 8,s:   6,000,548 msg/sec
     xenium::michael_scott_queue, 8,i:   6,182,104 msg/sec
         xenium::ramalhete_queue, 1,s:  31,847,593 msg/sec
         xenium::ramalhete_queue, 1,i:  31,743,695 msg/sec
         xenium::ramalhete_queue, 2,s:  23,607,662 msg/sec
         xenium::ramalhete_queue, 2,i:  23,358,034 msg/sec
         xenium::ramalhete_queue, 3,s:  29,203,665 msg/sec
         xenium::ramalhete_queue, 3,i:  28,433,168 msg/sec
         xenium::ramalhete_queue, 4,s:  33,694,533 msg/sec
         xenium::ramalhete_queue, 4,i:  33,469,508 msg/sec
         xenium::ramalhete_queue, 5,s:  32,133,086 msg/sec
         xenium::ramalhete_queue, 5,i:  35,958,819 msg/sec
         xenium::ramalhete_queue, 6,s:  33,867,588 msg/sec
         xenium::ramalhete_queue, 6,i:  39,011,471 msg/sec
         xenium::ramalhete_queue, 7,s:  35,317,063 msg/sec
         xenium::ramalhete_queue, 7,i:  41,936,989 msg/sec
         xenium::ramalhete_queue, 8,s:  35,444,044 msg/sec
         xenium::ramalhete_queue, 8,i:  43,783,320 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,908,235 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,861,621 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,446,909 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,411,264 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,574,549 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,797,623 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,609,327 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,151,654 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,787,791 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,234,055 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,995,327 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,301,782 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,188,797 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,343,045 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,399,764 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,190,221 msg/sec
                     AtomicQueue, 1,s:  59,890,893 msg/sec
                     AtomicQueue, 1,i:  56,933,063 msg/sec
                     AtomicQueue, 2,s:  12,243,268 msg/sec
                     AtomicQueue, 2,i:  11,704,007 msg/sec
                     AtomicQueue, 3,s:  10,758,026 msg/sec
                     AtomicQueue, 3,i:   9,921,690 msg/sec
                     AtomicQueue, 4,s:   8,202,448 msg/sec
                     AtomicQueue, 4,i:   8,242,273 msg/sec
                     AtomicQueue, 5,s:   8,040,205 msg/sec
                     AtomicQueue, 5,i:   8,094,635 msg/sec
                     AtomicQueue, 6,s:   7,840,455 msg/sec
                     AtomicQueue, 6,i:   7,622,167 msg/sec
                     AtomicQueue, 7,s:   7,171,417 msg/sec
                     AtomicQueue, 7,i:   7,983,013 msg/sec
                     AtomicQueue, 8,s:   6,365,118 msg/sec
                     AtomicQueue, 8,i:   7,491,317 msg/sec
                    AtomicQueueB, 1,s:  48,779,478 msg/sec
                    AtomicQueueB, 1,i:  42,653,236 msg/sec
                    AtomicQueueB, 2,s:  11,826,178 msg/sec
                    AtomicQueueB, 2,i:  11,465,696 msg/sec
                    AtomicQueueB, 3,s:  10,891,709 msg/sec
                    AtomicQueueB, 3,i:  10,282,933 msg/sec
                    AtomicQueueB, 4,s:   8,066,978 msg/sec
                    AtomicQueueB, 4,i:   7,985,726 msg/sec
                    AtomicQueueB, 5,s:   7,724,617 msg/sec
                    AtomicQueueB, 5,i:   7,824,068 msg/sec
                    AtomicQueueB, 6,s:   7,322,492 msg/sec
                    AtomicQueueB, 6,i:   7,503,085 msg/sec
                    AtomicQueueB, 7,s:   6,864,416 msg/sec
                    AtomicQueueB, 7,i:   7,736,919 msg/sec
                    AtomicQueueB, 8,s:   6,211,032 msg/sec
                    AtomicQueueB, 8,i:   6,985,895 msg/sec
             OptimistAtomicQueue, 1,s: 716,633,841 msg/sec
             OptimistAtomicQueue, 1,i: 527,326,313 msg/sec
             OptimistAtomicQueue, 2,s:  32,108,270 msg/sec
             OptimistAtomicQueue, 2,i:  32,191,989 msg/sec
             OptimistAtomicQueue, 3,s:  36,666,444 msg/sec
             OptimistAtomicQueue, 3,i:  37,401,763 msg/sec
             OptimistAtomicQueue, 4,s:  39,281,428 msg/sec
             OptimistAtomicQueue, 4,i:  39,425,919 msg/sec
             OptimistAtomicQueue, 5,s:  42,404,655 msg/sec
             OptimistAtomicQueue, 5,i:  46,190,379 msg/sec
             OptimistAtomicQueue, 6,s:  42,045,136 msg/sec
             OptimistAtomicQueue, 6,i:  50,377,267 msg/sec
             OptimistAtomicQueue, 7,s:  44,253,240 msg/sec
             OptimistAtomicQueue, 7,i:  51,998,067 msg/sec
             OptimistAtomicQueue, 8,s:  46,369,479 msg/sec
             OptimistAtomicQueue, 8,i:  49,061,550 msg/sec
            OptimistAtomicQueueB, 1,s: 106,969,867 msg/sec
            OptimistAtomicQueueB, 1,i:  76,563,813 msg/sec
            OptimistAtomicQueueB, 2,s:  32,168,611 msg/sec
            OptimistAtomicQueueB, 2,i:  32,307,243 msg/sec
            OptimistAtomicQueueB, 3,s:  36,330,322 msg/sec
            OptimistAtomicQueueB, 3,i:  36,966,886 msg/sec
            OptimistAtomicQueueB, 4,s:  38,657,779 msg/sec
            OptimistAtomicQueueB, 4,i:  38,509,565 msg/sec
            OptimistAtomicQueueB, 5,s:  40,308,767 msg/sec
            OptimistAtomicQueueB, 5,i:  45,517,242 msg/sec
            OptimistAtomicQueueB, 6,s:  41,061,843 msg/sec
            OptimistAtomicQueueB, 6,i:  48,775,802 msg/sec
            OptimistAtomicQueueB, 7,s:  42,142,645 msg/sec
            OptimistAtomicQueueB, 7,i:  51,453,758 msg/sec
            OptimistAtomicQueueB, 8,s:  44,397,160 msg/sec
            OptimistAtomicQueueB, 8,i:  47,760,918 msg/sec
                    AtomicQueue2, 1,s:  22,898,834 msg/sec
                    AtomicQueue2, 1,i:  22,889,639 msg/sec
                    AtomicQueue2, 2,s:  11,900,834 msg/sec
                    AtomicQueue2, 2,i:  11,472,004 msg/sec
                    AtomicQueue2, 3,s:   9,311,739 msg/sec
                    AtomicQueue2, 3,i:   9,404,078 msg/sec
                    AtomicQueue2, 4,s:   8,055,816 msg/sec
                    AtomicQueue2, 4,i:   8,021,320 msg/sec
                    AtomicQueue2, 5,s:   7,924,302 msg/sec
                    AtomicQueue2, 5,i:   8,073,354 msg/sec
                    AtomicQueue2, 6,s:   7,604,701 msg/sec
                    AtomicQueue2, 6,i:   7,544,354 msg/sec
                    AtomicQueue2, 7,s:   7,171,042 msg/sec
                    AtomicQueue2, 7,i:   7,873,993 msg/sec
                    AtomicQueue2, 8,s:   6,421,029 msg/sec
                    AtomicQueue2, 8,i:   7,367,116 msg/sec
                   AtomicQueueB2, 1,s:  32,615,391 msg/sec
                   AtomicQueueB2, 1,i:  32,625,692 msg/sec
                   AtomicQueueB2, 2,s:  11,502,330 msg/sec
                   AtomicQueueB2, 2,i:  11,183,718 msg/sec
                   AtomicQueueB2, 3,s:   9,680,522 msg/sec
                   AtomicQueueB2, 3,i:   9,637,587 msg/sec
                   AtomicQueueB2, 4,s:   7,906,797 msg/sec
                   AtomicQueueB2, 4,i:   7,729,814 msg/sec
                   AtomicQueueB2, 5,s:   7,434,661 msg/sec
                   AtomicQueueB2, 5,i:   7,750,423 msg/sec
                   AtomicQueueB2, 6,s:   7,300,402 msg/sec
                   AtomicQueueB2, 6,i:   7,425,085 msg/sec
                   AtomicQueueB2, 7,s:   6,869,342 msg/sec
                   AtomicQueueB2, 7,i:   7,696,797 msg/sec
                   AtomicQueueB2, 8,s:   6,235,341 msg/sec
                   AtomicQueueB2, 8,i:   6,970,950 msg/sec
            OptimistAtomicQueue2, 1,s: 415,078,171 msg/sec
            OptimistAtomicQueue2, 1,i:  29,599,979 msg/sec
            OptimistAtomicQueue2, 2,s:  24,555,749 msg/sec
            OptimistAtomicQueue2, 2,i:  25,404,872 msg/sec
            OptimistAtomicQueue2, 3,s:  30,601,748 msg/sec
            OptimistAtomicQueue2, 3,i:  29,998,047 msg/sec
            OptimistAtomicQueue2, 4,s:  33,545,995 msg/sec
            OptimistAtomicQueue2, 4,i:  34,318,027 msg/sec
            OptimistAtomicQueue2, 5,s:  37,179,576 msg/sec
            OptimistAtomicQueue2, 5,i:  40,048,625 msg/sec
            OptimistAtomicQueue2, 6,s:  40,240,046 msg/sec
            OptimistAtomicQueue2, 6,i:  49,151,394 msg/sec
            OptimistAtomicQueue2, 7,s:  43,243,824 msg/sec
            OptimistAtomicQueue2, 7,i:  48,041,495 msg/sec
            OptimistAtomicQueue2, 8,s:  43,877,148 msg/sec
            OptimistAtomicQueue2, 8,i:  48,499,102 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,339,474 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,894,551 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,430,775 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,343,226 msg/sec
           OptimistAtomicQueueB2, 3,s:  33,184,786 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,005,735 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,495,957 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,704,873 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,662,772 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,250,135 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,493,532 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,543,470 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,188,989 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,180,454 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,153,771 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,117,484 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000250 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[147] 287m:25s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,735,595 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,874,479 msg/sec
          boost::lockfree::queue, 1,s:   6,901,670 msg/sec
          boost::lockfree::queue, 1,i:   6,906,768 msg/sec
          boost::lockfree::queue, 2,s:   7,570,753 msg/sec
          boost::lockfree::queue, 2,i:   7,518,084 msg/sec
          boost::lockfree::queue, 3,s:   7,407,830 msg/sec
          boost::lockfree::queue, 3,i:   7,534,946 msg/sec
          boost::lockfree::queue, 4,s:   6,424,163 msg/sec
          boost::lockfree::queue, 4,i:   6,789,535 msg/sec
          boost::lockfree::queue, 5,s:   6,395,804 msg/sec
          boost::lockfree::queue, 5,i:   6,468,133 msg/sec
          boost::lockfree::queue, 6,s:   5,966,077 msg/sec
          boost::lockfree::queue, 6,i:   6,098,907 msg/sec
          boost::lockfree::queue, 7,s:   6,040,877 msg/sec
          boost::lockfree::queue, 7,i:   6,092,419 msg/sec
          boost::lockfree::queue, 8,s:   5,463,897 msg/sec
          boost::lockfree::queue, 8,i:   5,687,893 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 477,761,515 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 431,316,325 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,815,207 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,877,798 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,178,918 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,141,395 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,552,560 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,840,484 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,604,341 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,019,032 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,464,143 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,921,618 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,834,765 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  31,757,469 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,266,217 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,173,131 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,267,333 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,617,199 msg/sec
                pthread_spinlock, 1,s:  29,262,030 msg/sec
                pthread_spinlock, 1,i:  25,284,894 msg/sec
                pthread_spinlock, 2,s:  15,588,271 msg/sec
                pthread_spinlock, 2,i:  17,033,366 msg/sec
                pthread_spinlock, 3,s:   8,382,962 msg/sec
                pthread_spinlock, 3,i:  12,089,112 msg/sec
                pthread_spinlock, 4,s:   6,483,335 msg/sec
                pthread_spinlock, 4,i:   9,250,939 msg/sec
                pthread_spinlock, 5,s:   8,666,457 msg/sec
                pthread_spinlock, 5,i:   9,205,136 msg/sec
                pthread_spinlock, 6,s:   8,292,836 msg/sec
                pthread_spinlock, 6,i:   8,428,287 msg/sec
                pthread_spinlock, 7,s:   7,937,257 msg/sec
                pthread_spinlock, 7,i:   7,724,724 msg/sec
                pthread_spinlock, 8,s:   6,666,064 msg/sec
                pthread_spinlock, 8,i:   6,867,060 msg/sec
                      std::mutex, 1,s:   6,358,603 msg/sec
                      std::mutex, 1,i:   6,295,176 msg/sec
                      std::mutex, 2,s:   5,093,156 msg/sec
                      std::mutex, 2,i:   5,857,651 msg/sec
                      std::mutex, 3,s:   5,503,777 msg/sec
                      std::mutex, 3,i:   5,114,913 msg/sec
                      std::mutex, 4,s:   5,723,332 msg/sec
                      std::mutex, 4,i:   5,673,642 msg/sec
                      std::mutex, 5,s:   6,088,601 msg/sec
                      std::mutex, 5,i:   5,636,219 msg/sec
                      std::mutex, 6,s:   5,777,182 msg/sec
                      std::mutex, 6,i:   5,867,029 msg/sec
                      std::mutex, 7,s:   5,769,248 msg/sec
                      std::mutex, 7,i:   5,820,228 msg/sec
                      std::mutex, 8,s:   5,665,817 msg/sec
                      std::mutex, 8,i:   5,701,931 msg/sec
                 tbb::spin_mutex, 1,s:  37,607,801 msg/sec
                 tbb::spin_mutex, 1,i:  32,935,474 msg/sec
                 tbb::spin_mutex, 2,s:  21,258,182 msg/sec
                 tbb::spin_mutex, 2,i:  18,270,969 msg/sec
                 tbb::spin_mutex, 3,s:   7,956,628 msg/sec
                 tbb::spin_mutex, 3,i:  10,234,302 msg/sec
                 tbb::spin_mutex, 4,s:   3,216,630 msg/sec
                 tbb::spin_mutex, 4,i:   6,287,544 msg/sec
                 tbb::spin_mutex, 5,s:   5,591,488 msg/sec
                 tbb::spin_mutex, 5,i:   5,512,273 msg/sec
                 tbb::spin_mutex, 6,s:   5,354,935 msg/sec
                 tbb::spin_mutex, 6,i:   4,344,226 msg/sec
                 tbb::spin_mutex, 7,s:   4,447,946 msg/sec
                 tbb::spin_mutex, 7,i:   4,334,453 msg/sec
                 tbb::spin_mutex, 8,s:   4,258,770 msg/sec
                 tbb::spin_mutex, 8,i:   4,183,443 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,564,853 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,620,247 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,884,039 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,982,105 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,206,442 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,260,841 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,378,132 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,246,591 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,649,299 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,934,756 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,000,970 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,985,599 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,046,827 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,947,348 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,002,628 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,092,812 msg/sec
     xenium::michael_scott_queue, 1,s:  10,113,437 msg/sec
     xenium::michael_scott_queue, 1,i:   9,937,772 msg/sec
     xenium::michael_scott_queue, 2,s:   8,598,594 msg/sec
     xenium::michael_scott_queue, 2,i:   8,599,145 msg/sec
     xenium::michael_scott_queue, 3,s:   7,320,644 msg/sec
     xenium::michael_scott_queue, 3,i:   7,556,266 msg/sec
     xenium::michael_scott_queue, 4,s:   6,329,853 msg/sec
     xenium::michael_scott_queue, 4,i:   6,351,143 msg/sec
     xenium::michael_scott_queue, 5,s:   6,317,624 msg/sec
     xenium::michael_scott_queue, 5,i:   6,797,376 msg/sec
     xenium::michael_scott_queue, 6,s:   6,513,850 msg/sec
     xenium::michael_scott_queue, 6,i:   6,731,700 msg/sec
     xenium::michael_scott_queue, 7,s:   6,316,848 msg/sec
     xenium::michael_scott_queue, 7,i:   6,451,954 msg/sec
     xenium::michael_scott_queue, 8,s:   5,944,250 msg/sec
     xenium::michael_scott_queue, 8,i:   6,216,920 msg/sec
         xenium::ramalhete_queue, 1,s:  32,284,358 msg/sec
         xenium::ramalhete_queue, 1,i:  32,364,560 msg/sec
         xenium::ramalhete_queue, 2,s:  24,453,278 msg/sec
         xenium::ramalhete_queue, 2,i:  23,369,141 msg/sec
         xenium::ramalhete_queue, 3,s:  29,372,394 msg/sec
         xenium::ramalhete_queue, 3,i:  28,428,268 msg/sec
         xenium::ramalhete_queue, 4,s:  33,917,406 msg/sec
         xenium::ramalhete_queue, 4,i:  33,577,428 msg/sec
         xenium::ramalhete_queue, 5,s:  32,048,535 msg/sec
         xenium::ramalhete_queue, 5,i:  38,528,616 msg/sec
         xenium::ramalhete_queue, 6,s:  33,656,132 msg/sec
         xenium::ramalhete_queue, 6,i:  36,592,042 msg/sec
         xenium::ramalhete_queue, 7,s:  34,744,655 msg/sec
         xenium::ramalhete_queue, 7,i:  41,483,633 msg/sec
         xenium::ramalhete_queue, 8,s:  35,190,780 msg/sec
         xenium::ramalhete_queue, 8,i:  42,784,248 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,002,240 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  61,566,873 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  20,080,042 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,636,073 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,596,028 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,015,382 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,717,960 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,334,200 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,918,690 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,339,162 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,130,268 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,347,111 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,256,513 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,910,624 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,369,483 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,255,176 msg/sec
                     AtomicQueue, 1,s:  63,145,573 msg/sec
                     AtomicQueue, 1,i:  59,101,899 msg/sec
                     AtomicQueue, 2,s:  12,300,930 msg/sec
                     AtomicQueue, 2,i:  11,726,957 msg/sec
                     AtomicQueue, 3,s:  10,735,409 msg/sec
                     AtomicQueue, 3,i:   9,967,908 msg/sec
                     AtomicQueue, 4,s:   8,238,298 msg/sec
                     AtomicQueue, 4,i:   8,213,119 msg/sec
                     AtomicQueue, 5,s:   8,039,777 msg/sec
                     AtomicQueue, 5,i:   8,064,397 msg/sec
                     AtomicQueue, 6,s:   7,809,692 msg/sec
                     AtomicQueue, 6,i:   7,606,586 msg/sec
                     AtomicQueue, 7,s:   7,081,592 msg/sec
                     AtomicQueue, 7,i:   7,988,148 msg/sec
                     AtomicQueue, 8,s:   6,373,607 msg/sec
                     AtomicQueue, 8,i:   7,326,264 msg/sec
                    AtomicQueueB, 1,s:  43,582,961 msg/sec
                    AtomicQueueB, 1,i:  43,031,987 msg/sec
                    AtomicQueueB, 2,s:  11,865,508 msg/sec
                    AtomicQueueB, 2,i:  11,391,233 msg/sec
                    AtomicQueueB, 3,s:  10,979,873 msg/sec
                    AtomicQueueB, 3,i:  10,079,411 msg/sec
                    AtomicQueueB, 4,s:   8,024,161 msg/sec
                    AtomicQueueB, 4,i:   8,099,222 msg/sec
                    AtomicQueueB, 5,s:   7,587,695 msg/sec
                    AtomicQueueB, 5,i:   7,865,315 msg/sec
                    AtomicQueueB, 6,s:   7,233,955 msg/sec
                    AtomicQueueB, 6,i:   7,478,889 msg/sec
                    AtomicQueueB, 7,s:   6,901,905 msg/sec
                    AtomicQueueB, 7,i:   7,757,600 msg/sec
                    AtomicQueueB, 8,s:   6,248,321 msg/sec
                    AtomicQueueB, 8,i:   7,185,443 msg/sec
             OptimistAtomicQueue, 1,s: 771,322,982 msg/sec
             OptimistAtomicQueue, 1,i: 557,595,114 msg/sec
             OptimistAtomicQueue, 2,s:  32,145,002 msg/sec
             OptimistAtomicQueue, 2,i:  32,211,803 msg/sec
             OptimistAtomicQueue, 3,s:  36,634,097 msg/sec
             OptimistAtomicQueue, 3,i:  37,345,913 msg/sec
             OptimistAtomicQueue, 4,s:  39,281,111 msg/sec
             OptimistAtomicQueue, 4,i:  39,358,213 msg/sec
             OptimistAtomicQueue, 5,s:  41,592,042 msg/sec
             OptimistAtomicQueue, 5,i:  46,373,737 msg/sec
             OptimistAtomicQueue, 6,s:  42,232,011 msg/sec
             OptimistAtomicQueue, 6,i:  49,733,195 msg/sec
             OptimistAtomicQueue, 7,s:  44,093,990 msg/sec
             OptimistAtomicQueue, 7,i:  51,944,550 msg/sec
             OptimistAtomicQueue, 8,s:  46,415,955 msg/sec
             OptimistAtomicQueue, 8,i:  49,234,423 msg/sec
            OptimistAtomicQueueB, 1,s: 185,951,598 msg/sec
            OptimistAtomicQueueB, 1,i:  76,606,127 msg/sec
            OptimistAtomicQueueB, 2,s:  32,192,808 msg/sec
            OptimistAtomicQueueB, 2,i:  32,298,219 msg/sec
            OptimistAtomicQueueB, 3,s:  36,304,044 msg/sec
            OptimistAtomicQueueB, 3,i:  36,944,468 msg/sec
            OptimistAtomicQueueB, 4,s:  38,698,280 msg/sec
            OptimistAtomicQueueB, 4,i:  38,682,285 msg/sec
            OptimistAtomicQueueB, 5,s:  40,524,349 msg/sec
            OptimistAtomicQueueB, 5,i:  45,310,476 msg/sec
            OptimistAtomicQueueB, 6,s:  40,830,412 msg/sec
            OptimistAtomicQueueB, 6,i:  49,152,052 msg/sec
            OptimistAtomicQueueB, 7,s:  42,369,772 msg/sec
            OptimistAtomicQueueB, 7,i:  51,495,465 msg/sec
            OptimistAtomicQueueB, 8,s:  44,377,054 msg/sec
            OptimistAtomicQueueB, 8,i:  47,681,587 msg/sec
                    AtomicQueue2, 1,s:  22,944,292 msg/sec
                    AtomicQueue2, 1,i:  22,990,144 msg/sec
                    AtomicQueue2, 2,s:  11,801,383 msg/sec
                    AtomicQueue2, 2,i:  11,429,870 msg/sec
                    AtomicQueue2, 3,s:   9,721,998 msg/sec
                    AtomicQueue2, 3,i:   9,400,134 msg/sec
                    AtomicQueue2, 4,s:   8,116,953 msg/sec
                    AtomicQueue2, 4,i:   8,039,672 msg/sec
                    AtomicQueue2, 5,s:   7,901,789 msg/sec
                    AtomicQueue2, 5,i:   8,012,520 msg/sec
                    AtomicQueue2, 6,s:   7,793,534 msg/sec
                    AtomicQueue2, 6,i:   7,538,523 msg/sec
                    AtomicQueue2, 7,s:   7,140,761 msg/sec
                    AtomicQueue2, 7,i:   7,902,439 msg/sec
                    AtomicQueue2, 8,s:   6,384,898 msg/sec
                    AtomicQueue2, 8,i:   7,346,426 msg/sec
                   AtomicQueueB2, 1,s:  36,166,406 msg/sec
                   AtomicQueueB2, 1,i:  32,657,986 msg/sec
                   AtomicQueueB2, 2,s:  11,362,274 msg/sec
                   AtomicQueueB2, 2,i:  11,164,411 msg/sec
                   AtomicQueueB2, 3,s:   9,613,377 msg/sec
                   AtomicQueueB2, 3,i:   9,494,019 msg/sec
                   AtomicQueueB2, 4,s:   7,941,941 msg/sec
                   AtomicQueueB2, 4,i:   7,939,728 msg/sec
                   AtomicQueueB2, 5,s:   7,462,778 msg/sec
                   AtomicQueueB2, 5,i:   7,798,973 msg/sec
                   AtomicQueueB2, 6,s:   7,339,959 msg/sec
                   AtomicQueueB2, 6,i:   7,402,092 msg/sec
                   AtomicQueueB2, 7,s:   6,871,406 msg/sec
                   AtomicQueueB2, 7,i:   7,696,949 msg/sec
                   AtomicQueueB2, 8,s:   6,362,199 msg/sec
                   AtomicQueueB2, 8,i:   6,960,497 msg/sec
            OptimistAtomicQueue2, 1,s: 479,577,549 msg/sec
            OptimistAtomicQueue2, 1,i:  29,541,963 msg/sec
            OptimistAtomicQueue2, 2,s:  22,574,947 msg/sec
            OptimistAtomicQueue2, 2,i:  22,613,562 msg/sec
            OptimistAtomicQueue2, 3,s:  29,866,150 msg/sec
            OptimistAtomicQueue2, 3,i:  29,562,076 msg/sec
            OptimistAtomicQueue2, 4,s:  33,649,235 msg/sec
            OptimistAtomicQueue2, 4,i:  33,304,564 msg/sec
            OptimistAtomicQueue2, 5,s:  37,484,490 msg/sec
            OptimistAtomicQueue2, 5,i:  41,570,536 msg/sec
            OptimistAtomicQueue2, 6,s:  40,047,136 msg/sec
            OptimistAtomicQueue2, 6,i:  49,180,066 msg/sec
            OptimistAtomicQueue2, 7,s:  43,154,082 msg/sec
            OptimistAtomicQueue2, 7,i:  51,599,802 msg/sec
            OptimistAtomicQueue2, 8,s:  43,857,037 msg/sec
            OptimistAtomicQueue2, 8,i:  49,671,926 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,234,387 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,897,343 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,393,367 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,034,691 msg/sec
           OptimistAtomicQueueB2, 3,s:  32,900,763 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,354,136 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,198,304 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,379,343 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,519,891 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,645,714 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,109,895 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,245,370 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,226,865 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,306,409 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,306,066 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,290,578 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000143 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000235 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000517 sec/round-trip
                 tbb::spin_mutex: 0.000000309 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000277 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000255 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000186 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[148] 286m:5s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,691,998 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,392,370 msg/sec
          boost::lockfree::queue, 1,s:   7,984,410 msg/sec
          boost::lockfree::queue, 1,i:   8,016,535 msg/sec
          boost::lockfree::queue, 2,s:   7,603,872 msg/sec
          boost::lockfree::queue, 2,i:   7,646,587 msg/sec
          boost::lockfree::queue, 3,s:   7,356,815 msg/sec
          boost::lockfree::queue, 3,i:   7,528,439 msg/sec
          boost::lockfree::queue, 4,s:   6,401,774 msg/sec
          boost::lockfree::queue, 4,i:   6,712,926 msg/sec
          boost::lockfree::queue, 5,s:   6,462,767 msg/sec
          boost::lockfree::queue, 5,i:   6,480,748 msg/sec
          boost::lockfree::queue, 6,s:   5,986,719 msg/sec
          boost::lockfree::queue, 6,i:   6,109,819 msg/sec
          boost::lockfree::queue, 7,s:   5,933,957 msg/sec
          boost::lockfree::queue, 7,i:   6,094,035 msg/sec
          boost::lockfree::queue, 8,s:   5,487,336 msg/sec
          boost::lockfree::queue, 8,i:   5,596,547 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 455,028,974 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 402,859,131 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,796,185 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,301,790 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,007,104 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,887,441 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,624,215 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,115,341 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,517,929 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,904,635 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,521,043 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,684,842 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,583,853 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,334,243 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,004,496 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,369,948 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,487,700 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,991,159 msg/sec
                pthread_spinlock, 1,s:  28,908,213 msg/sec
                pthread_spinlock, 1,i:  25,388,511 msg/sec
                pthread_spinlock, 2,s:  15,478,672 msg/sec
                pthread_spinlock, 2,i:  17,374,160 msg/sec
                pthread_spinlock, 3,s:   8,313,574 msg/sec
                pthread_spinlock, 3,i:  11,966,831 msg/sec
                pthread_spinlock, 4,s:   6,477,610 msg/sec
                pthread_spinlock, 4,i:   8,803,527 msg/sec
                pthread_spinlock, 5,s:   8,738,893 msg/sec
                pthread_spinlock, 5,i:   9,241,762 msg/sec
                pthread_spinlock, 6,s:   8,529,324 msg/sec
                pthread_spinlock, 6,i:   8,494,245 msg/sec
                pthread_spinlock, 7,s:   7,555,808 msg/sec
                pthread_spinlock, 7,i:   7,490,612 msg/sec
                pthread_spinlock, 8,s:   6,791,807 msg/sec
                pthread_spinlock, 8,i:   6,908,235 msg/sec
                      std::mutex, 1,s:   6,028,415 msg/sec
                      std::mutex, 1,i:   7,792,923 msg/sec
                      std::mutex, 2,s:   5,860,392 msg/sec
                      std::mutex, 2,i:   5,604,435 msg/sec
                      std::mutex, 3,s:   4,688,298 msg/sec
                      std::mutex, 3,i:   5,639,426 msg/sec
                      std::mutex, 4,s:   5,661,975 msg/sec
                      std::mutex, 4,i:   5,807,897 msg/sec
                      std::mutex, 5,s:   5,650,898 msg/sec
                      std::mutex, 5,i:   5,697,848 msg/sec
                      std::mutex, 6,s:   5,908,788 msg/sec
                      std::mutex, 6,i:   5,911,700 msg/sec
                      std::mutex, 7,s:   5,871,118 msg/sec
                      std::mutex, 7,i:   5,885,937 msg/sec
                      std::mutex, 8,s:   5,776,412 msg/sec
                      std::mutex, 8,i:   5,733,075 msg/sec
                 tbb::spin_mutex, 1,s:  37,806,710 msg/sec
                 tbb::spin_mutex, 1,i:  33,189,768 msg/sec
                 tbb::spin_mutex, 2,s:  21,307,994 msg/sec
                 tbb::spin_mutex, 2,i:  18,653,192 msg/sec
                 tbb::spin_mutex, 3,s:   7,421,745 msg/sec
                 tbb::spin_mutex, 3,i:  10,807,795 msg/sec
                 tbb::spin_mutex, 4,s:   3,068,607 msg/sec
                 tbb::spin_mutex, 4,i:   6,332,062 msg/sec
                 tbb::spin_mutex, 5,s:   5,608,848 msg/sec
                 tbb::spin_mutex, 5,i:   5,775,842 msg/sec
                 tbb::spin_mutex, 6,s:   5,306,736 msg/sec
                 tbb::spin_mutex, 6,i:   4,371,786 msg/sec
                 tbb::spin_mutex, 7,s:   4,861,544 msg/sec
                 tbb::spin_mutex, 7,i:   4,373,869 msg/sec
                 tbb::spin_mutex, 8,s:   4,207,652 msg/sec
                 tbb::spin_mutex, 8,i:   4,073,686 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,157,320 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,429,575 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,492,010 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,465,592 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,484,126 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,749,448 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,557,988 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,582,689 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,878,392 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,605,822 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,961,869 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,720,515 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,879,272 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,841,785 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,777,379 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,519,043 msg/sec
     xenium::michael_scott_queue, 1,s:   9,380,874 msg/sec
     xenium::michael_scott_queue, 1,i:   9,344,524 msg/sec
     xenium::michael_scott_queue, 2,s:   8,507,974 msg/sec
     xenium::michael_scott_queue, 2,i:   8,518,811 msg/sec
     xenium::michael_scott_queue, 3,s:   7,217,208 msg/sec
     xenium::michael_scott_queue, 3,i:   7,524,759 msg/sec
     xenium::michael_scott_queue, 4,s:   6,267,205 msg/sec
     xenium::michael_scott_queue, 4,i:   6,344,525 msg/sec
     xenium::michael_scott_queue, 5,s:   6,326,229 msg/sec
     xenium::michael_scott_queue, 5,i:   6,688,126 msg/sec
     xenium::michael_scott_queue, 6,s:   6,463,569 msg/sec
     xenium::michael_scott_queue, 6,i:   6,833,565 msg/sec
     xenium::michael_scott_queue, 7,s:   6,275,652 msg/sec
     xenium::michael_scott_queue, 7,i:   6,534,653 msg/sec
     xenium::michael_scott_queue, 8,s:   5,996,226 msg/sec
     xenium::michael_scott_queue, 8,i:   6,133,630 msg/sec
         xenium::ramalhete_queue, 1,s:  32,143,086 msg/sec
         xenium::ramalhete_queue, 1,i:  31,363,270 msg/sec
         xenium::ramalhete_queue, 2,s:  24,322,401 msg/sec
         xenium::ramalhete_queue, 2,i:  23,369,854 msg/sec
         xenium::ramalhete_queue, 3,s:  29,199,808 msg/sec
         xenium::ramalhete_queue, 3,i:  28,492,020 msg/sec
         xenium::ramalhete_queue, 4,s:  33,810,928 msg/sec
         xenium::ramalhete_queue, 4,i:  33,525,646 msg/sec
         xenium::ramalhete_queue, 5,s:  32,201,664 msg/sec
         xenium::ramalhete_queue, 5,i:  36,023,777 msg/sec
         xenium::ramalhete_queue, 6,s:  33,776,295 msg/sec
         xenium::ramalhete_queue, 6,i:  39,352,494 msg/sec
         xenium::ramalhete_queue, 7,s:  35,058,388 msg/sec
         xenium::ramalhete_queue, 7,i:  41,256,427 msg/sec
         xenium::ramalhete_queue, 8,s:  35,387,442 msg/sec
         xenium::ramalhete_queue, 8,i:  43,991,011 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,808,171 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,983,102 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,344,949 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,398,914 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,563,631 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,480,637 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,636,283 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,888,131 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,010,636 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,317,687 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,242,277 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,391,678 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,333,944 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,115,325 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,427,167 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,243,985 msg/sec
                     AtomicQueue, 1,s:  60,471,759 msg/sec
                     AtomicQueue, 1,i:  56,921,788 msg/sec
                     AtomicQueue, 2,s:  12,298,993 msg/sec
                     AtomicQueue, 2,i:  11,739,785 msg/sec
                     AtomicQueue, 3,s:  10,797,139 msg/sec
                     AtomicQueue, 3,i:   9,896,419 msg/sec
                     AtomicQueue, 4,s:   8,155,794 msg/sec
                     AtomicQueue, 4,i:   8,192,261 msg/sec
                     AtomicQueue, 5,s:   7,963,884 msg/sec
                     AtomicQueue, 5,i:   8,078,863 msg/sec
                     AtomicQueue, 6,s:   7,972,419 msg/sec
                     AtomicQueue, 6,i:   7,609,410 msg/sec
                     AtomicQueue, 7,s:   7,209,553 msg/sec
                     AtomicQueue, 7,i:   7,991,432 msg/sec
                     AtomicQueue, 8,s:   6,372,908 msg/sec
                     AtomicQueue, 8,i:   7,468,533 msg/sec
                    AtomicQueueB, 1,s:  91,580,882 msg/sec
                    AtomicQueueB, 1,i:  43,013,159 msg/sec
                    AtomicQueueB, 2,s:  11,653,488 msg/sec
                    AtomicQueueB, 2,i:  11,425,134 msg/sec
                    AtomicQueueB, 3,s:  10,969,304 msg/sec
                    AtomicQueueB, 3,i:  10,259,807 msg/sec
                    AtomicQueueB, 4,s:   8,074,395 msg/sec
                    AtomicQueueB, 4,i:   7,963,325 msg/sec
                    AtomicQueueB, 5,s:   7,616,447 msg/sec
                    AtomicQueueB, 5,i:   7,824,160 msg/sec
                    AtomicQueueB, 6,s:   7,467,037 msg/sec
                    AtomicQueueB, 6,i:   7,520,065 msg/sec
                    AtomicQueueB, 7,s:   6,910,246 msg/sec
                    AtomicQueueB, 7,i:   7,754,169 msg/sec
                    AtomicQueueB, 8,s:   6,278,938 msg/sec
                    AtomicQueueB, 8,i:   7,180,879 msg/sec
             OptimistAtomicQueue, 1,s: 777,266,962 msg/sec
             OptimistAtomicQueue, 1,i: 527,394,867 msg/sec
             OptimistAtomicQueue, 2,s:  32,614,712 msg/sec
             OptimistAtomicQueue, 2,i:  32,437,221 msg/sec
             OptimistAtomicQueue, 3,s:  36,618,004 msg/sec
             OptimistAtomicQueue, 3,i:  37,338,427 msg/sec
             OptimistAtomicQueue, 4,s:  39,237,847 msg/sec
             OptimistAtomicQueue, 4,i:  39,360,725 msg/sec
             OptimistAtomicQueue, 5,s:  42,345,519 msg/sec
             OptimistAtomicQueue, 5,i:  46,149,069 msg/sec
             OptimistAtomicQueue, 6,s:  42,672,410 msg/sec
             OptimistAtomicQueue, 6,i:  49,779,547 msg/sec
             OptimistAtomicQueue, 7,s:  44,443,185 msg/sec
             OptimistAtomicQueue, 7,i:  52,027,827 msg/sec
             OptimistAtomicQueue, 8,s:  46,416,652 msg/sec
             OptimistAtomicQueue, 8,i:  49,623,528 msg/sec
            OptimistAtomicQueueB, 1,s: 194,069,036 msg/sec
            OptimistAtomicQueueB, 1,i: 170,879,654 msg/sec
            OptimistAtomicQueueB, 2,s:  32,177,040 msg/sec
            OptimistAtomicQueueB, 2,i:  32,295,352 msg/sec
            OptimistAtomicQueueB, 3,s:  36,339,206 msg/sec
            OptimistAtomicQueueB, 3,i:  36,864,503 msg/sec
            OptimistAtomicQueueB, 4,s:  38,662,683 msg/sec
            OptimistAtomicQueueB, 4,i:  38,663,411 msg/sec
            OptimistAtomicQueueB, 5,s:  41,026,982 msg/sec
            OptimistAtomicQueueB, 5,i:  45,041,701 msg/sec
            OptimistAtomicQueueB, 6,s:  40,724,811 msg/sec
            OptimistAtomicQueueB, 6,i:  48,978,152 msg/sec
            OptimistAtomicQueueB, 7,s:  41,891,541 msg/sec
            OptimistAtomicQueueB, 7,i:  51,411,460 msg/sec
            OptimistAtomicQueueB, 8,s:  44,331,231 msg/sec
            OptimistAtomicQueueB, 8,i:  48,010,276 msg/sec
                    AtomicQueue2, 1,s:  22,882,596 msg/sec
                    AtomicQueue2, 1,i:  22,882,923 msg/sec
                    AtomicQueue2, 2,s:  11,746,747 msg/sec
                    AtomicQueue2, 2,i:  11,536,583 msg/sec
                    AtomicQueue2, 3,s:   9,410,231 msg/sec
                    AtomicQueue2, 3,i:   9,399,099 msg/sec
                    AtomicQueue2, 4,s:   8,096,463 msg/sec
                    AtomicQueue2, 4,i:   8,009,586 msg/sec
                    AtomicQueue2, 5,s:   7,912,331 msg/sec
                    AtomicQueue2, 5,i:   7,966,476 msg/sec
                    AtomicQueue2, 6,s:   7,787,459 msg/sec
                    AtomicQueue2, 6,i:   7,540,535 msg/sec
                    AtomicQueue2, 7,s:   7,181,184 msg/sec
                    AtomicQueue2, 7,i:   7,888,556 msg/sec
                    AtomicQueue2, 8,s:   6,397,444 msg/sec
                    AtomicQueue2, 8,i:   7,345,153 msg/sec
                   AtomicQueueB2, 1,s:  44,550,020 msg/sec
                   AtomicQueueB2, 1,i:  32,773,999 msg/sec
                   AtomicQueueB2, 2,s:  11,482,353 msg/sec
                   AtomicQueueB2, 2,i:  11,142,420 msg/sec
                   AtomicQueueB2, 3,s:   9,829,375 msg/sec
                   AtomicQueueB2, 3,i:   9,541,330 msg/sec
                   AtomicQueueB2, 4,s:   7,879,779 msg/sec
                   AtomicQueueB2, 4,i:   7,808,476 msg/sec
                   AtomicQueueB2, 5,s:   7,560,237 msg/sec
                   AtomicQueueB2, 5,i:   7,756,283 msg/sec
                   AtomicQueueB2, 6,s:   7,264,536 msg/sec
                   AtomicQueueB2, 6,i:   7,427,499 msg/sec
                   AtomicQueueB2, 7,s:   6,834,663 msg/sec
                   AtomicQueueB2, 7,i:   7,724,686 msg/sec
                   AtomicQueueB2, 8,s:   6,297,162 msg/sec
                   AtomicQueueB2, 8,i:   6,970,219 msg/sec
            OptimistAtomicQueue2, 1,s: 623,619,365 msg/sec
            OptimistAtomicQueue2, 1,i:  59,092,763 msg/sec
            OptimistAtomicQueue2, 2,s:  25,699,352 msg/sec
            OptimistAtomicQueue2, 2,i:  24,021,267 msg/sec
            OptimistAtomicQueue2, 3,s:  32,289,801 msg/sec
            OptimistAtomicQueue2, 3,i:  29,944,889 msg/sec
            OptimistAtomicQueue2, 4,s:  35,296,424 msg/sec
            OptimistAtomicQueue2, 4,i:  33,438,981 msg/sec
            OptimistAtomicQueue2, 5,s:  37,201,113 msg/sec
            OptimistAtomicQueue2, 5,i:  41,013,724 msg/sec
            OptimistAtomicQueue2, 6,s:  40,023,280 msg/sec
            OptimistAtomicQueue2, 6,i:  48,963,759 msg/sec
            OptimistAtomicQueue2, 7,s:  42,841,615 msg/sec
            OptimistAtomicQueue2, 7,i:  48,157,248 msg/sec
            OptimistAtomicQueue2, 8,s:  44,495,959 msg/sec
            OptimistAtomicQueue2, 8,i:  49,037,181 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,701,293 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,887,883 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,333,896 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,538,326 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,475,457 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,002,282 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,175,529 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,959,096 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,353,513 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,231,299 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,347,428 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,563,065 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,065,263 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,365,653 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,356,998 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,780,703 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000126 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000247 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000262 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[149] 284m:46s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,321,545 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,244,521 msg/sec
          boost::lockfree::queue, 1,s:   6,831,420 msg/sec
          boost::lockfree::queue, 1,i:   6,858,832 msg/sec
          boost::lockfree::queue, 2,s:   7,673,700 msg/sec
          boost::lockfree::queue, 2,i:   7,519,441 msg/sec
          boost::lockfree::queue, 3,s:   7,376,002 msg/sec
          boost::lockfree::queue, 3,i:   7,578,871 msg/sec
          boost::lockfree::queue, 4,s:   6,422,537 msg/sec
          boost::lockfree::queue, 4,i:   6,759,306 msg/sec
          boost::lockfree::queue, 5,s:   6,410,432 msg/sec
          boost::lockfree::queue, 5,i:   6,478,307 msg/sec
          boost::lockfree::queue, 6,s:   6,013,132 msg/sec
          boost::lockfree::queue, 6,i:   6,102,158 msg/sec
          boost::lockfree::queue, 7,s:   5,899,372 msg/sec
          boost::lockfree::queue, 7,i:   5,980,142 msg/sec
          boost::lockfree::queue, 8,s:   5,412,497 msg/sec
          boost::lockfree::queue, 8,i:   5,657,373 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 457,009,671 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 455,893,604 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,165,805 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,658,241 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,747,695 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,679,455 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,082,250 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,535,568 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,617,307 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,983,725 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,404,063 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,004,467 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,238,583 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,010,181 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,919,635 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  35,142,145 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,313,437 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,542,863 msg/sec
                pthread_spinlock, 1,s:  29,217,503 msg/sec
                pthread_spinlock, 1,i:  25,453,784 msg/sec
                pthread_spinlock, 2,s:  15,564,571 msg/sec
                pthread_spinlock, 2,i:  16,742,117 msg/sec
                pthread_spinlock, 3,s:   8,327,499 msg/sec
                pthread_spinlock, 3,i:  11,955,468 msg/sec
                pthread_spinlock, 4,s:   6,487,305 msg/sec
                pthread_spinlock, 4,i:   9,134,284 msg/sec
                pthread_spinlock, 5,s:   8,496,981 msg/sec
                pthread_spinlock, 5,i:   9,211,637 msg/sec
                pthread_spinlock, 6,s:   8,537,547 msg/sec
                pthread_spinlock, 6,i:   8,548,573 msg/sec
                pthread_spinlock, 7,s:   7,757,490 msg/sec
                pthread_spinlock, 7,i:   7,550,741 msg/sec
                pthread_spinlock, 8,s:   6,885,897 msg/sec
                pthread_spinlock, 8,i:   6,903,676 msg/sec
                      std::mutex, 1,s:   7,342,792 msg/sec
                      std::mutex, 1,i:   7,337,529 msg/sec
                      std::mutex, 2,s:   6,147,412 msg/sec
                      std::mutex, 2,i:   6,131,935 msg/sec
                      std::mutex, 3,s:   6,077,907 msg/sec
                      std::mutex, 3,i:   6,011,161 msg/sec
                      std::mutex, 4,s:   6,225,704 msg/sec
                      std::mutex, 4,i:   6,194,731 msg/sec
                      std::mutex, 5,s:   5,913,538 msg/sec
                      std::mutex, 5,i:   5,743,151 msg/sec
                      std::mutex, 6,s:   5,812,575 msg/sec
                      std::mutex, 6,i:   5,928,958 msg/sec
                      std::mutex, 7,s:   5,734,720 msg/sec
                      std::mutex, 7,i:   5,730,454 msg/sec
                      std::mutex, 8,s:   5,651,297 msg/sec
                      std::mutex, 8,i:   5,667,402 msg/sec
                 tbb::spin_mutex, 1,s:  37,441,220 msg/sec
                 tbb::spin_mutex, 1,i:  32,878,154 msg/sec
                 tbb::spin_mutex, 2,s:  21,286,643 msg/sec
                 tbb::spin_mutex, 2,i:  18,773,719 msg/sec
                 tbb::spin_mutex, 3,s:   7,814,024 msg/sec
                 tbb::spin_mutex, 3,i:  10,775,178 msg/sec
                 tbb::spin_mutex, 4,s:   3,148,174 msg/sec
                 tbb::spin_mutex, 4,i:   6,319,884 msg/sec
                 tbb::spin_mutex, 5,s:   5,496,445 msg/sec
                 tbb::spin_mutex, 5,i:   5,609,477 msg/sec
                 tbb::spin_mutex, 6,s:   5,329,251 msg/sec
                 tbb::spin_mutex, 6,i:   4,347,870 msg/sec
                 tbb::spin_mutex, 7,s:   4,625,689 msg/sec
                 tbb::spin_mutex, 7,i:   4,351,334 msg/sec
                 tbb::spin_mutex, 8,s:   4,249,789 msg/sec
                 tbb::spin_mutex, 8,i:   4,064,768 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,297,827 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,167,160 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,660,920 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,045,421 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,441,594 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,553,727 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,451,162 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,246,157 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,722,153 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,804,638 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,721,511 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,004,863 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,969,522 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,962,529 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,893,350 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,132,378 msg/sec
     xenium::michael_scott_queue, 1,s:   9,247,509 msg/sec
     xenium::michael_scott_queue, 1,i:   9,336,195 msg/sec
     xenium::michael_scott_queue, 2,s:   8,616,221 msg/sec
     xenium::michael_scott_queue, 2,i:   8,456,184 msg/sec
     xenium::michael_scott_queue, 3,s:   7,195,065 msg/sec
     xenium::michael_scott_queue, 3,i:   7,565,341 msg/sec
     xenium::michael_scott_queue, 4,s:   6,371,309 msg/sec
     xenium::michael_scott_queue, 4,i:   6,337,745 msg/sec
     xenium::michael_scott_queue, 5,s:   6,318,456 msg/sec
     xenium::michael_scott_queue, 5,i:   6,638,973 msg/sec
     xenium::michael_scott_queue, 6,s:   6,462,069 msg/sec
     xenium::michael_scott_queue, 6,i:   6,658,398 msg/sec
     xenium::michael_scott_queue, 7,s:   6,301,367 msg/sec
     xenium::michael_scott_queue, 7,i:   6,472,800 msg/sec
     xenium::michael_scott_queue, 8,s:   5,935,150 msg/sec
     xenium::michael_scott_queue, 8,i:   6,129,860 msg/sec
         xenium::ramalhete_queue, 1,s:  31,032,741 msg/sec
         xenium::ramalhete_queue, 1,i:  32,051,624 msg/sec
         xenium::ramalhete_queue, 2,s:  23,490,153 msg/sec
         xenium::ramalhete_queue, 2,i:  23,327,496 msg/sec
         xenium::ramalhete_queue, 3,s:  29,179,423 msg/sec
         xenium::ramalhete_queue, 3,i:  28,490,768 msg/sec
         xenium::ramalhete_queue, 4,s:  33,841,545 msg/sec
         xenium::ramalhete_queue, 4,i:  33,519,836 msg/sec
         xenium::ramalhete_queue, 5,s:  32,072,101 msg/sec
         xenium::ramalhete_queue, 5,i:  36,067,755 msg/sec
         xenium::ramalhete_queue, 6,s:  33,991,760 msg/sec
         xenium::ramalhete_queue, 6,i:  38,951,750 msg/sec
         xenium::ramalhete_queue, 7,s:  35,073,723 msg/sec
         xenium::ramalhete_queue, 7,i:  41,596,082 msg/sec
         xenium::ramalhete_queue, 8,s:  35,653,736 msg/sec
         xenium::ramalhete_queue, 8,i:  44,377,076 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,589,782 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 122,079,384 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,858,441 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,036,597 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,757,583 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,817,324 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,515,510 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,226,902 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,739,644 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,297,069 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,101,894 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,497,210 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,091,180 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,375,173 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,444,609 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,323,704 msg/sec
                     AtomicQueue, 1,s:  59,296,959 msg/sec
                     AtomicQueue, 1,i:  56,748,825 msg/sec
                     AtomicQueue, 2,s:  12,289,688 msg/sec
                     AtomicQueue, 2,i:  11,799,027 msg/sec
                     AtomicQueue, 3,s:  10,733,010 msg/sec
                     AtomicQueue, 3,i:   9,976,644 msg/sec
                     AtomicQueue, 4,s:   8,188,763 msg/sec
                     AtomicQueue, 4,i:   8,182,981 msg/sec
                     AtomicQueue, 5,s:   8,033,839 msg/sec
                     AtomicQueue, 5,i:   8,082,780 msg/sec
                     AtomicQueue, 6,s:   7,842,181 msg/sec
                     AtomicQueue, 6,i:   7,610,618 msg/sec
                     AtomicQueue, 7,s:   7,102,748 msg/sec
                     AtomicQueue, 7,i:   7,959,351 msg/sec
                     AtomicQueue, 8,s:   6,336,895 msg/sec
                     AtomicQueue, 8,i:   7,455,799 msg/sec
                    AtomicQueueB, 1,s:  44,456,235 msg/sec
                    AtomicQueueB, 1,i:  43,095,363 msg/sec
                    AtomicQueueB, 2,s:  11,667,791 msg/sec
                    AtomicQueueB, 2,i:  11,484,907 msg/sec
                    AtomicQueueB, 3,s:  10,979,836 msg/sec
                    AtomicQueueB, 3,i:  10,115,092 msg/sec
                    AtomicQueueB, 4,s:   8,022,591 msg/sec
                    AtomicQueueB, 4,i:   7,971,258 msg/sec
                    AtomicQueueB, 5,s:   7,625,020 msg/sec
                    AtomicQueueB, 5,i:   7,766,671 msg/sec
                    AtomicQueueB, 6,s:   7,277,729 msg/sec
                    AtomicQueueB, 6,i:   7,506,214 msg/sec
                    AtomicQueueB, 7,s:   6,901,067 msg/sec
                    AtomicQueueB, 7,i:   7,739,549 msg/sec
                    AtomicQueueB, 8,s:   6,259,022 msg/sec
                    AtomicQueueB, 8,i:   7,122,798 msg/sec
             OptimistAtomicQueue, 1,s: 742,507,358 msg/sec
             OptimistAtomicQueue, 1,i: 560,868,774 msg/sec
             OptimistAtomicQueue, 2,s:  32,675,707 msg/sec
             OptimistAtomicQueue, 2,i:  32,717,621 msg/sec
             OptimistAtomicQueue, 3,s:  36,696,397 msg/sec
             OptimistAtomicQueue, 3,i:  37,409,980 msg/sec
             OptimistAtomicQueue, 4,s:  39,266,890 msg/sec
             OptimistAtomicQueue, 4,i:  39,357,876 msg/sec
             OptimistAtomicQueue, 5,s:  42,503,423 msg/sec
             OptimistAtomicQueue, 5,i:  46,199,712 msg/sec
             OptimistAtomicQueue, 6,s:  42,722,028 msg/sec
             OptimistAtomicQueue, 6,i:  50,428,691 msg/sec
             OptimistAtomicQueue, 7,s:  45,309,179 msg/sec
             OptimistAtomicQueue, 7,i:  49,393,412 msg/sec
             OptimistAtomicQueue, 8,s:  46,399,540 msg/sec
             OptimistAtomicQueue, 8,i:  49,491,241 msg/sec
            OptimistAtomicQueueB, 1,s:  77,811,400 msg/sec
            OptimistAtomicQueueB, 1,i: 113,121,551 msg/sec
            OptimistAtomicQueueB, 2,s:  32,172,199 msg/sec
            OptimistAtomicQueueB, 2,i:  32,178,963 msg/sec
            OptimistAtomicQueueB, 3,s:  36,243,346 msg/sec
            OptimistAtomicQueueB, 3,i:  36,750,981 msg/sec
            OptimistAtomicQueueB, 4,s:  38,675,743 msg/sec
            OptimistAtomicQueueB, 4,i:  38,639,021 msg/sec
            OptimistAtomicQueueB, 5,s:  40,754,784 msg/sec
            OptimistAtomicQueueB, 5,i:  45,531,049 msg/sec
            OptimistAtomicQueueB, 6,s:  40,538,210 msg/sec
            OptimistAtomicQueueB, 6,i:  48,689,684 msg/sec
            OptimistAtomicQueueB, 7,s:  42,610,436 msg/sec
            OptimistAtomicQueueB, 7,i:  50,794,658 msg/sec
            OptimistAtomicQueueB, 8,s:  44,412,824 msg/sec
            OptimistAtomicQueueB, 8,i:  47,917,027 msg/sec
                    AtomicQueue2, 1,s:  22,966,828 msg/sec
                    AtomicQueue2, 1,i:  22,971,988 msg/sec
                    AtomicQueue2, 2,s:  11,978,543 msg/sec
                    AtomicQueue2, 2,i:  11,412,358 msg/sec
                    AtomicQueue2, 3,s:   9,505,322 msg/sec
                    AtomicQueue2, 3,i:   9,299,696 msg/sec
                    AtomicQueue2, 4,s:   8,027,153 msg/sec
                    AtomicQueue2, 4,i:   8,034,672 msg/sec
                    AtomicQueue2, 5,s:   7,925,571 msg/sec
                    AtomicQueue2, 5,i:   8,002,198 msg/sec
                    AtomicQueue2, 6,s:   7,665,347 msg/sec
                    AtomicQueue2, 6,i:   7,551,386 msg/sec
                    AtomicQueue2, 7,s:   7,111,811 msg/sec
                    AtomicQueue2, 7,i:   7,706,918 msg/sec
                    AtomicQueue2, 8,s:   6,382,682 msg/sec
                    AtomicQueue2, 8,i:   7,370,143 msg/sec
                   AtomicQueueB2, 1,s:  36,021,095 msg/sec
                   AtomicQueueB2, 1,i:  32,640,194 msg/sec
                   AtomicQueueB2, 2,s:  11,387,933 msg/sec
                   AtomicQueueB2, 2,i:  11,096,354 msg/sec
                   AtomicQueueB2, 3,s:   9,616,523 msg/sec
                   AtomicQueueB2, 3,i:   9,465,678 msg/sec
                   AtomicQueueB2, 4,s:   7,976,113 msg/sec
                   AtomicQueueB2, 4,i:   7,781,802 msg/sec
                   AtomicQueueB2, 5,s:   7,459,076 msg/sec
                   AtomicQueueB2, 5,i:   7,787,887 msg/sec
                   AtomicQueueB2, 6,s:   7,281,168 msg/sec
                   AtomicQueueB2, 6,i:   7,406,077 msg/sec
                   AtomicQueueB2, 7,s:   6,783,878 msg/sec
                   AtomicQueueB2, 7,i:   7,702,974 msg/sec
                   AtomicQueueB2, 8,s:   6,266,174 msg/sec
                   AtomicQueueB2, 8,i:   7,104,893 msg/sec
            OptimistAtomicQueue2, 1,s: 498,117,675 msg/sec
            OptimistAtomicQueue2, 1,i:  30,302,585 msg/sec
            OptimistAtomicQueue2, 2,s:  24,272,793 msg/sec
            OptimistAtomicQueue2, 2,i:  24,012,250 msg/sec
            OptimistAtomicQueue2, 3,s:  29,880,997 msg/sec
            OptimistAtomicQueue2, 3,i:  30,266,150 msg/sec
            OptimistAtomicQueue2, 4,s:  33,143,445 msg/sec
            OptimistAtomicQueue2, 4,i:  33,389,751 msg/sec
            OptimistAtomicQueue2, 5,s:  36,995,077 msg/sec
            OptimistAtomicQueue2, 5,i:  40,004,442 msg/sec
            OptimistAtomicQueue2, 6,s:  40,395,151 msg/sec
            OptimistAtomicQueue2, 6,i:  49,347,863 msg/sec
            OptimistAtomicQueue2, 7,s:  42,732,616 msg/sec
            OptimistAtomicQueue2, 7,i:  48,035,547 msg/sec
            OptimistAtomicQueue2, 8,s:  44,013,302 msg/sec
            OptimistAtomicQueue2, 8,i:  48,322,233 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,360,464 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,916,177 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,292,541 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,630,839 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,657,543 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,339,303 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,316,047 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,263,630 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,331,615 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,328,797 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,179,079 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,485,682 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,697,437 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,055,389 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,382,636 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,987,445 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000130 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000298 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[150] 283m:27s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,578,460 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,229,435 msg/sec
          boost::lockfree::queue, 1,s:   6,934,231 msg/sec
          boost::lockfree::queue, 1,i:   6,889,319 msg/sec
          boost::lockfree::queue, 2,s:   7,641,902 msg/sec
          boost::lockfree::queue, 2,i:   7,487,678 msg/sec
          boost::lockfree::queue, 3,s:   7,374,427 msg/sec
          boost::lockfree::queue, 3,i:   7,569,168 msg/sec
          boost::lockfree::queue, 4,s:   6,429,613 msg/sec
          boost::lockfree::queue, 4,i:   6,759,408 msg/sec
          boost::lockfree::queue, 5,s:   6,430,232 msg/sec
          boost::lockfree::queue, 5,i:   6,533,993 msg/sec
          boost::lockfree::queue, 6,s:   5,989,379 msg/sec
          boost::lockfree::queue, 6,i:   6,128,772 msg/sec
          boost::lockfree::queue, 7,s:   5,818,864 msg/sec
          boost::lockfree::queue, 7,i:   6,052,744 msg/sec
          boost::lockfree::queue, 8,s:   5,569,788 msg/sec
          boost::lockfree::queue, 8,i:   5,542,533 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 420,848,586 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 422,291,456 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,398,872 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,652,094 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,836,019 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,786,301 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,249,853 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,805,502 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,234,545 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,342,292 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,363,211 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,783,152 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,543,446 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,737,062 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,206,328 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,860,215 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,211,280 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,882,963 msg/sec
                pthread_spinlock, 1,s:  28,853,952 msg/sec
                pthread_spinlock, 1,i:  25,332,129 msg/sec
                pthread_spinlock, 2,s:  15,467,079 msg/sec
                pthread_spinlock, 2,i:  17,016,760 msg/sec
                pthread_spinlock, 3,s:   8,288,209 msg/sec
                pthread_spinlock, 3,i:  11,935,990 msg/sec
                pthread_spinlock, 4,s:   6,501,548 msg/sec
                pthread_spinlock, 4,i:   8,958,075 msg/sec
                pthread_spinlock, 5,s:   8,728,571 msg/sec
                pthread_spinlock, 5,i:   8,996,780 msg/sec
                pthread_spinlock, 6,s:   8,531,405 msg/sec
                pthread_spinlock, 6,i:   8,612,035 msg/sec
                pthread_spinlock, 7,s:   7,541,242 msg/sec
                pthread_spinlock, 7,i:   7,723,826 msg/sec
                pthread_spinlock, 8,s:   6,867,038 msg/sec
                pthread_spinlock, 8,i:   7,001,542 msg/sec
                      std::mutex, 1,s:   7,025,759 msg/sec
                      std::mutex, 1,i:   7,473,539 msg/sec
                      std::mutex, 2,s:   6,105,639 msg/sec
                      std::mutex, 2,i:   5,893,016 msg/sec
                      std::mutex, 3,s:   6,010,881 msg/sec
                      std::mutex, 3,i:   6,003,287 msg/sec
                      std::mutex, 4,s:   6,204,159 msg/sec
                      std::mutex, 4,i:   6,197,209 msg/sec
                      std::mutex, 5,s:   6,028,279 msg/sec
                      std::mutex, 5,i:   6,031,225 msg/sec
                      std::mutex, 6,s:   5,886,877 msg/sec
                      std::mutex, 6,i:   5,858,590 msg/sec
                      std::mutex, 7,s:   5,775,894 msg/sec
                      std::mutex, 7,i:   5,721,190 msg/sec
                      std::mutex, 8,s:   5,673,717 msg/sec
                      std::mutex, 8,i:   5,684,929 msg/sec
                 tbb::spin_mutex, 1,s:  37,687,365 msg/sec
                 tbb::spin_mutex, 1,i:  37,738,385 msg/sec
                 tbb::spin_mutex, 2,s:  20,963,083 msg/sec
                 tbb::spin_mutex, 2,i:  18,410,658 msg/sec
                 tbb::spin_mutex, 3,s:   8,229,932 msg/sec
                 tbb::spin_mutex, 3,i:  10,077,979 msg/sec
                 tbb::spin_mutex, 4,s:   3,090,042 msg/sec
                 tbb::spin_mutex, 4,i:   6,285,345 msg/sec
                 tbb::spin_mutex, 5,s:   5,563,671 msg/sec
                 tbb::spin_mutex, 5,i:   5,799,770 msg/sec
                 tbb::spin_mutex, 6,s:   5,307,611 msg/sec
                 tbb::spin_mutex, 6,i:   4,431,036 msg/sec
                 tbb::spin_mutex, 7,s:   4,704,108 msg/sec
                 tbb::spin_mutex, 7,i:   4,346,060 msg/sec
                 tbb::spin_mutex, 8,s:   4,228,122 msg/sec
                 tbb::spin_mutex, 8,i:   4,025,047 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,570,050 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,798,514 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,722,638 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,002,410 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,730,913 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,409,026 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,355,404 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,278,478 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,752,646 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,759,680 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,765,237 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,062,654 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,847,920 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,066,994 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,867,929 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,126,887 msg/sec
     xenium::michael_scott_queue, 1,s:   9,259,569 msg/sec
     xenium::michael_scott_queue, 1,i:   9,287,472 msg/sec
     xenium::michael_scott_queue, 2,s:   8,433,318 msg/sec
     xenium::michael_scott_queue, 2,i:   8,532,153 msg/sec
     xenium::michael_scott_queue, 3,s:   7,339,146 msg/sec
     xenium::michael_scott_queue, 3,i:   7,521,219 msg/sec
     xenium::michael_scott_queue, 4,s:   6,342,532 msg/sec
     xenium::michael_scott_queue, 4,i:   6,429,268 msg/sec
     xenium::michael_scott_queue, 5,s:   6,304,216 msg/sec
     xenium::michael_scott_queue, 5,i:   6,754,396 msg/sec
     xenium::michael_scott_queue, 6,s:   6,486,072 msg/sec
     xenium::michael_scott_queue, 6,i:   6,707,837 msg/sec
     xenium::michael_scott_queue, 7,s:   6,291,407 msg/sec
     xenium::michael_scott_queue, 7,i:   6,555,145 msg/sec
     xenium::michael_scott_queue, 8,s:   6,017,595 msg/sec
     xenium::michael_scott_queue, 8,i:   6,079,666 msg/sec
         xenium::ramalhete_queue, 1,s:  31,638,365 msg/sec
         xenium::ramalhete_queue, 1,i:  31,903,265 msg/sec
         xenium::ramalhete_queue, 2,s:  23,478,034 msg/sec
         xenium::ramalhete_queue, 2,i:  23,222,410 msg/sec
         xenium::ramalhete_queue, 3,s:  29,193,454 msg/sec
         xenium::ramalhete_queue, 3,i:  28,425,480 msg/sec
         xenium::ramalhete_queue, 4,s:  33,607,074 msg/sec
         xenium::ramalhete_queue, 4,i:  33,437,512 msg/sec
         xenium::ramalhete_queue, 5,s:  31,998,219 msg/sec
         xenium::ramalhete_queue, 5,i:  35,953,110 msg/sec
         xenium::ramalhete_queue, 6,s:  33,926,619 msg/sec
         xenium::ramalhete_queue, 6,i:  38,817,540 msg/sec
         xenium::ramalhete_queue, 7,s:  35,189,327 msg/sec
         xenium::ramalhete_queue, 7,i:  41,373,862 msg/sec
         xenium::ramalhete_queue, 8,s:  35,539,826 msg/sec
         xenium::ramalhete_queue, 8,i:  44,075,138 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,721,225 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,084,808 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,649,845 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,718,869 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,694,288 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,995,261 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,597,372 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,345,367 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,745,829 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,384,281 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,013,548 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,829,017 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,259,420 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,857,987 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,425,976 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,299,734 msg/sec
                     AtomicQueue, 1,s:  63,034,028 msg/sec
                     AtomicQueue, 1,i:  56,588,592 msg/sec
                     AtomicQueue, 2,s:  12,221,109 msg/sec
                     AtomicQueue, 2,i:  11,746,943 msg/sec
                     AtomicQueue, 3,s:  10,785,841 msg/sec
                     AtomicQueue, 3,i:   9,844,487 msg/sec
                     AtomicQueue, 4,s:   8,162,260 msg/sec
                     AtomicQueue, 4,i:   8,184,589 msg/sec
                     AtomicQueue, 5,s:   8,002,922 msg/sec
                     AtomicQueue, 5,i:   8,122,124 msg/sec
                     AtomicQueue, 6,s:   7,891,469 msg/sec
                     AtomicQueue, 6,i:   7,615,630 msg/sec
                     AtomicQueue, 7,s:   7,096,954 msg/sec
                     AtomicQueue, 7,i:   7,978,893 msg/sec
                     AtomicQueue, 8,s:   6,351,261 msg/sec
                     AtomicQueue, 8,i:   7,323,365 msg/sec
                    AtomicQueueB, 1,s:  45,938,958 msg/sec
                    AtomicQueueB, 1,i:  43,028,875 msg/sec
                    AtomicQueueB, 2,s:  11,802,735 msg/sec
                    AtomicQueueB, 2,i:  11,515,504 msg/sec
                    AtomicQueueB, 3,s:  10,908,460 msg/sec
                    AtomicQueueB, 3,i:  10,160,181 msg/sec
                    AtomicQueueB, 4,s:   8,038,489 msg/sec
                    AtomicQueueB, 4,i:   7,937,273 msg/sec
                    AtomicQueueB, 5,s:   7,614,008 msg/sec
                    AtomicQueueB, 5,i:   7,794,964 msg/sec
                    AtomicQueueB, 6,s:   7,337,416 msg/sec
                    AtomicQueueB, 6,i:   7,508,290 msg/sec
                    AtomicQueueB, 7,s:   6,947,870 msg/sec
                    AtomicQueueB, 7,i:   7,754,298 msg/sec
                    AtomicQueueB, 8,s:   6,217,851 msg/sec
                    AtomicQueueB, 8,i:   7,047,028 msg/sec
             OptimistAtomicQueue, 1,s: 757,478,633 msg/sec
             OptimistAtomicQueue, 1,i: 690,237,471 msg/sec
             OptimistAtomicQueue, 2,s:  32,615,110 msg/sec
             OptimistAtomicQueue, 2,i:  32,750,396 msg/sec
             OptimistAtomicQueue, 3,s:  36,653,331 msg/sec
             OptimistAtomicQueue, 3,i:  37,403,529 msg/sec
             OptimistAtomicQueue, 4,s:  39,298,663 msg/sec
             OptimistAtomicQueue, 4,i:  39,453,579 msg/sec
             OptimistAtomicQueue, 5,s:  42,255,624 msg/sec
             OptimistAtomicQueue, 5,i:  46,288,932 msg/sec
             OptimistAtomicQueue, 6,s:  42,556,558 msg/sec
             OptimistAtomicQueue, 6,i:  49,810,573 msg/sec
             OptimistAtomicQueue, 7,s:  45,118,894 msg/sec
             OptimistAtomicQueue, 7,i:  52,963,312 msg/sec
             OptimistAtomicQueue, 8,s:  46,402,802 msg/sec
             OptimistAtomicQueue, 8,i:  49,106,330 msg/sec
            OptimistAtomicQueueB, 1,s:  77,790,155 msg/sec
            OptimistAtomicQueueB, 1,i: 364,278,288 msg/sec
            OptimistAtomicQueueB, 2,s:  32,225,992 msg/sec
            OptimistAtomicQueueB, 2,i:  32,185,888 msg/sec
            OptimistAtomicQueueB, 3,s:  36,267,962 msg/sec
            OptimistAtomicQueueB, 3,i:  36,931,847 msg/sec
            OptimistAtomicQueueB, 4,s:  38,727,875 msg/sec
            OptimistAtomicQueueB, 4,i:  38,636,906 msg/sec
            OptimistAtomicQueueB, 5,s:  40,809,351 msg/sec
            OptimistAtomicQueueB, 5,i:  45,167,839 msg/sec
            OptimistAtomicQueueB, 6,s:  40,892,484 msg/sec
            OptimistAtomicQueueB, 6,i:  49,190,859 msg/sec
            OptimistAtomicQueueB, 7,s:  42,762,156 msg/sec
            OptimistAtomicQueueB, 7,i:  51,427,354 msg/sec
            OptimistAtomicQueueB, 8,s:  44,264,281 msg/sec
            OptimistAtomicQueueB, 8,i:  49,135,955 msg/sec
                    AtomicQueue2, 1,s:  22,857,059 msg/sec
                    AtomicQueue2, 1,i:  22,844,091 msg/sec
                    AtomicQueue2, 2,s:  11,914,335 msg/sec
                    AtomicQueue2, 2,i:  11,402,467 msg/sec
                    AtomicQueue2, 3,s:   9,498,863 msg/sec
                    AtomicQueue2, 3,i:   9,496,418 msg/sec
                    AtomicQueue2, 4,s:   8,115,143 msg/sec
                    AtomicQueue2, 4,i:   8,049,199 msg/sec
                    AtomicQueue2, 5,s:   7,922,399 msg/sec
                    AtomicQueue2, 5,i:   8,049,708 msg/sec
                    AtomicQueue2, 6,s:   7,813,650 msg/sec
                    AtomicQueue2, 6,i:   7,553,507 msg/sec
                    AtomicQueue2, 7,s:   7,185,024 msg/sec
                    AtomicQueue2, 7,i:   7,920,150 msg/sec
                    AtomicQueue2, 8,s:   6,407,868 msg/sec
                    AtomicQueue2, 8,i:   7,211,014 msg/sec
                   AtomicQueueB2, 1,s:  33,467,826 msg/sec
                   AtomicQueueB2, 1,i:  33,437,664 msg/sec
                   AtomicQueueB2, 2,s:  11,254,134 msg/sec
                   AtomicQueueB2, 2,i:  11,107,863 msg/sec
                   AtomicQueueB2, 3,s:   9,579,900 msg/sec
                   AtomicQueueB2, 3,i:   9,438,305 msg/sec
                   AtomicQueueB2, 4,s:   7,984,554 msg/sec
                   AtomicQueueB2, 4,i:   7,853,414 msg/sec
                   AtomicQueueB2, 5,s:   7,548,081 msg/sec
                   AtomicQueueB2, 5,i:   7,730,683 msg/sec
                   AtomicQueueB2, 6,s:   7,352,286 msg/sec
                   AtomicQueueB2, 6,i:   7,420,074 msg/sec
                   AtomicQueueB2, 7,s:   6,926,340 msg/sec
                   AtomicQueueB2, 7,i:   7,715,228 msg/sec
                   AtomicQueueB2, 8,s:   6,281,822 msg/sec
                   AtomicQueueB2, 8,i:   7,096,028 msg/sec
            OptimistAtomicQueue2, 1,s: 596,112,926 msg/sec
            OptimistAtomicQueue2, 1,i:  38,631,671 msg/sec
            OptimistAtomicQueue2, 2,s:  22,739,084 msg/sec
            OptimistAtomicQueue2, 2,i:  25,151,805 msg/sec
            OptimistAtomicQueue2, 3,s:  30,582,889 msg/sec
            OptimistAtomicQueue2, 3,i:  29,946,310 msg/sec
            OptimistAtomicQueue2, 4,s:  33,362,549 msg/sec
            OptimistAtomicQueue2, 4,i:  33,119,143 msg/sec
            OptimistAtomicQueue2, 5,s:  37,039,196 msg/sec
            OptimistAtomicQueue2, 5,i:  40,275,745 msg/sec
            OptimistAtomicQueue2, 6,s:  40,189,995 msg/sec
            OptimistAtomicQueue2, 6,i:  49,301,340 msg/sec
            OptimistAtomicQueue2, 7,s:  42,625,365 msg/sec
            OptimistAtomicQueue2, 7,i:  51,622,373 msg/sec
            OptimistAtomicQueue2, 8,s:  44,001,153 msg/sec
            OptimistAtomicQueue2, 8,i:  48,754,036 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,320,542 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,907,560 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,105,172 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,642,139 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,733,637 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,027,226 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,171,451 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,056,518 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,699,087 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,357,110 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,317,432 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,196,537 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,071,001 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,113,085 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,936,459 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,953,250 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000327 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000139 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000256 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[151] 282m:8s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,150,249 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,213,723 msg/sec
          boost::lockfree::queue, 1,s:   6,834,208 msg/sec
          boost::lockfree::queue, 1,i:   6,887,305 msg/sec
          boost::lockfree::queue, 2,s:   7,664,873 msg/sec
          boost::lockfree::queue, 2,i:   7,466,841 msg/sec
          boost::lockfree::queue, 3,s:   7,406,273 msg/sec
          boost::lockfree::queue, 3,i:   7,515,722 msg/sec
          boost::lockfree::queue, 4,s:   6,410,187 msg/sec
          boost::lockfree::queue, 4,i:   6,730,418 msg/sec
          boost::lockfree::queue, 5,s:   6,473,189 msg/sec
          boost::lockfree::queue, 5,i:   6,481,732 msg/sec
          boost::lockfree::queue, 6,s:   6,042,490 msg/sec
          boost::lockfree::queue, 6,i:   6,155,059 msg/sec
          boost::lockfree::queue, 7,s:   6,041,568 msg/sec
          boost::lockfree::queue, 7,i:   6,095,043 msg/sec
          boost::lockfree::queue, 8,s:   5,460,206 msg/sec
          boost::lockfree::queue, 8,i:   5,614,392 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 457,630,141 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 480,681,760 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,453,011 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,731,222 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,746,873 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,840,266 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,208,499 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,704,749 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,589,864 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,820,085 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,350,553 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,903,420 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,664,827 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,406,044 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,015,295 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,410,538 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  52,272,164 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,880,768 msg/sec
                pthread_spinlock, 1,s:  28,984,378 msg/sec
                pthread_spinlock, 1,i:  25,407,254 msg/sec
                pthread_spinlock, 2,s:  15,570,338 msg/sec
                pthread_spinlock, 2,i:  17,068,132 msg/sec
                pthread_spinlock, 3,s:   8,309,340 msg/sec
                pthread_spinlock, 3,i:  12,137,814 msg/sec
                pthread_spinlock, 4,s:   6,544,474 msg/sec
                pthread_spinlock, 4,i:   8,931,621 msg/sec
                pthread_spinlock, 5,s:   8,611,895 msg/sec
                pthread_spinlock, 5,i:   8,959,178 msg/sec
                pthread_spinlock, 6,s:   8,568,090 msg/sec
                pthread_spinlock, 6,i:   9,002,070 msg/sec
                pthread_spinlock, 7,s:   7,507,017 msg/sec
                pthread_spinlock, 7,i:   8,042,892 msg/sec
                pthread_spinlock, 8,s:   6,941,854 msg/sec
                pthread_spinlock, 8,i:   6,805,898 msg/sec
                      std::mutex, 1,s:   5,341,494 msg/sec
                      std::mutex, 1,i:   6,260,428 msg/sec
                      std::mutex, 2,s:   6,063,948 msg/sec
                      std::mutex, 2,i:   6,055,662 msg/sec
                      std::mutex, 3,s:   6,176,875 msg/sec
                      std::mutex, 3,i:   6,222,376 msg/sec
                      std::mutex, 4,s:   6,319,497 msg/sec
                      std::mutex, 4,i:   6,377,710 msg/sec
                      std::mutex, 5,s:   6,097,981 msg/sec
                      std::mutex, 5,i:   6,131,208 msg/sec
                      std::mutex, 6,s:   6,086,989 msg/sec
                      std::mutex, 6,i:   6,009,703 msg/sec
                      std::mutex, 7,s:   5,914,874 msg/sec
                      std::mutex, 7,i:   5,947,948 msg/sec
                      std::mutex, 8,s:   5,754,501 msg/sec
                      std::mutex, 8,i:   5,801,977 msg/sec
                 tbb::spin_mutex, 1,s:  38,015,742 msg/sec
                 tbb::spin_mutex, 1,i:  37,542,686 msg/sec
                 tbb::spin_mutex, 2,s:  21,172,664 msg/sec
                 tbb::spin_mutex, 2,i:  18,403,265 msg/sec
                 tbb::spin_mutex, 3,s:   7,428,193 msg/sec
                 tbb::spin_mutex, 3,i:  11,232,138 msg/sec
                 tbb::spin_mutex, 4,s:   3,157,116 msg/sec
                 tbb::spin_mutex, 4,i:   6,365,949 msg/sec
                 tbb::spin_mutex, 5,s:   5,504,485 msg/sec
                 tbb::spin_mutex, 5,i:   5,929,302 msg/sec
                 tbb::spin_mutex, 6,s:   5,296,291 msg/sec
                 tbb::spin_mutex, 6,i:   4,334,938 msg/sec
                 tbb::spin_mutex, 7,s:   4,828,500 msg/sec
                 tbb::spin_mutex, 7,i:   4,382,337 msg/sec
                 tbb::spin_mutex, 8,s:   4,237,959 msg/sec
                 tbb::spin_mutex, 8,i:   4,059,462 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,352,610 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,310,505 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,835,784 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,603,687 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,212,280 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,538,316 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,146,379 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,497,285 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,512,357 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,535,141 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,738,587 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,653,335 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,831,448 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,821,847 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,098,257 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,070,650 msg/sec
     xenium::michael_scott_queue, 1,s:   9,337,377 msg/sec
     xenium::michael_scott_queue, 1,i:   9,339,693 msg/sec
     xenium::michael_scott_queue, 2,s:   8,429,258 msg/sec
     xenium::michael_scott_queue, 2,i:   8,520,295 msg/sec
     xenium::michael_scott_queue, 3,s:   7,125,855 msg/sec
     xenium::michael_scott_queue, 3,i:   7,580,043 msg/sec
     xenium::michael_scott_queue, 4,s:   6,317,958 msg/sec
     xenium::michael_scott_queue, 4,i:   6,302,395 msg/sec
     xenium::michael_scott_queue, 5,s:   6,281,438 msg/sec
     xenium::michael_scott_queue, 5,i:   6,736,336 msg/sec
     xenium::michael_scott_queue, 6,s:   6,510,925 msg/sec
     xenium::michael_scott_queue, 6,i:   6,913,494 msg/sec
     xenium::michael_scott_queue, 7,s:   6,312,967 msg/sec
     xenium::michael_scott_queue, 7,i:   6,445,495 msg/sec
     xenium::michael_scott_queue, 8,s:   5,956,786 msg/sec
     xenium::michael_scott_queue, 8,i:   6,233,082 msg/sec
         xenium::ramalhete_queue, 1,s:  31,872,506 msg/sec
         xenium::ramalhete_queue, 1,i:  32,308,046 msg/sec
         xenium::ramalhete_queue, 2,s:  23,444,847 msg/sec
         xenium::ramalhete_queue, 2,i:  23,375,276 msg/sec
         xenium::ramalhete_queue, 3,s:  29,208,137 msg/sec
         xenium::ramalhete_queue, 3,i:  28,469,763 msg/sec
         xenium::ramalhete_queue, 4,s:  33,861,708 msg/sec
         xenium::ramalhete_queue, 4,i:  33,497,185 msg/sec
         xenium::ramalhete_queue, 5,s:  32,217,355 msg/sec
         xenium::ramalhete_queue, 5,i:  38,482,890 msg/sec
         xenium::ramalhete_queue, 6,s:  34,137,267 msg/sec
         xenium::ramalhete_queue, 6,i:  39,223,476 msg/sec
         xenium::ramalhete_queue, 7,s:  35,196,457 msg/sec
         xenium::ramalhete_queue, 7,i:  40,705,291 msg/sec
         xenium::ramalhete_queue, 8,s:  35,588,680 msg/sec
         xenium::ramalhete_queue, 8,i:  44,272,112 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,439,478 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 115,146,662 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,805,683 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,672,083 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,537,515 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,952,921 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,618,885 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,406,596 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,010,556 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,356,301 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,078,842 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,139,691 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,197,291 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,351,032 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,401,258 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,250,095 msg/sec
                     AtomicQueue, 1,s:  60,408,947 msg/sec
                     AtomicQueue, 1,i:  57,286,969 msg/sec
                     AtomicQueue, 2,s:  12,266,619 msg/sec
                     AtomicQueue, 2,i:  11,751,540 msg/sec
                     AtomicQueue, 3,s:  10,761,519 msg/sec
                     AtomicQueue, 3,i:  10,014,290 msg/sec
                     AtomicQueue, 4,s:   8,157,692 msg/sec
                     AtomicQueue, 4,i:   8,195,998 msg/sec
                     AtomicQueue, 5,s:   8,029,306 msg/sec
                     AtomicQueue, 5,i:   8,080,825 msg/sec
                     AtomicQueue, 6,s:   7,810,103 msg/sec
                     AtomicQueue, 6,i:   7,607,902 msg/sec
                     AtomicQueue, 7,s:   7,119,377 msg/sec
                     AtomicQueue, 7,i:   7,970,407 msg/sec
                     AtomicQueue, 8,s:   6,362,098 msg/sec
                     AtomicQueue, 8,i:   7,430,212 msg/sec
                    AtomicQueueB, 1,s:  92,006,741 msg/sec
                    AtomicQueueB, 1,i:  45,303,739 msg/sec
                    AtomicQueueB, 2,s:  11,852,964 msg/sec
                    AtomicQueueB, 2,i:  11,553,118 msg/sec
                    AtomicQueueB, 3,s:  10,985,326 msg/sec
                    AtomicQueueB, 3,i:  10,394,034 msg/sec
                    AtomicQueueB, 4,s:   8,050,623 msg/sec
                    AtomicQueueB, 4,i:   8,079,218 msg/sec
                    AtomicQueueB, 5,s:   7,570,543 msg/sec
                    AtomicQueueB, 5,i:   7,839,181 msg/sec
                    AtomicQueueB, 6,s:   7,372,813 msg/sec
                    AtomicQueueB, 6,i:   7,562,307 msg/sec
                    AtomicQueueB, 7,s:   6,821,595 msg/sec
                    AtomicQueueB, 7,i:   7,751,334 msg/sec
                    AtomicQueueB, 8,s:   6,292,819 msg/sec
                    AtomicQueueB, 8,i:   7,191,079 msg/sec
             OptimistAtomicQueue, 1,s: 745,860,659 msg/sec
             OptimistAtomicQueue, 1,i: 809,499,803 msg/sec
             OptimistAtomicQueue, 2,s:  32,639,615 msg/sec
             OptimistAtomicQueue, 2,i:  32,619,380 msg/sec
             OptimistAtomicQueue, 3,s:  36,650,452 msg/sec
             OptimistAtomicQueue, 3,i:  37,367,658 msg/sec
             OptimistAtomicQueue, 4,s:  39,271,252 msg/sec
             OptimistAtomicQueue, 4,i:  39,320,373 msg/sec
             OptimistAtomicQueue, 5,s:  41,657,102 msg/sec
             OptimistAtomicQueue, 5,i:  48,623,489 msg/sec
             OptimistAtomicQueue, 6,s:  42,513,302 msg/sec
             OptimistAtomicQueue, 6,i:  50,483,093 msg/sec
             OptimistAtomicQueue, 7,s:  44,590,836 msg/sec
             OptimistAtomicQueue, 7,i:  52,890,637 msg/sec
             OptimistAtomicQueue, 8,s:  46,332,923 msg/sec
             OptimistAtomicQueue, 8,i:  48,735,677 msg/sec
            OptimistAtomicQueueB, 1,s:  77,938,614 msg/sec
            OptimistAtomicQueueB, 1,i: 160,098,851 msg/sec
            OptimistAtomicQueueB, 2,s:  32,207,219 msg/sec
            OptimistAtomicQueueB, 2,i:  32,086,339 msg/sec
            OptimistAtomicQueueB, 3,s:  36,285,602 msg/sec
            OptimistAtomicQueueB, 3,i:  36,932,463 msg/sec
            OptimistAtomicQueueB, 4,s:  38,671,694 msg/sec
            OptimistAtomicQueueB, 4,i:  38,653,446 msg/sec
            OptimistAtomicQueueB, 5,s:  41,085,634 msg/sec
            OptimistAtomicQueueB, 5,i:  45,412,503 msg/sec
            OptimistAtomicQueueB, 6,s:  40,930,329 msg/sec
            OptimistAtomicQueueB, 6,i:  49,252,422 msg/sec
            OptimistAtomicQueueB, 7,s:  42,362,662 msg/sec
            OptimistAtomicQueueB, 7,i:  48,233,687 msg/sec
            OptimistAtomicQueueB, 8,s:  43,980,602 msg/sec
            OptimistAtomicQueueB, 8,i:  47,721,956 msg/sec
                    AtomicQueue2, 1,s:  23,287,133 msg/sec
                    AtomicQueue2, 1,i:  22,879,778 msg/sec
                    AtomicQueue2, 2,s:  11,758,596 msg/sec
                    AtomicQueue2, 2,i:  11,383,293 msg/sec
                    AtomicQueue2, 3,s:   9,412,052 msg/sec
                    AtomicQueue2, 3,i:   9,348,468 msg/sec
                    AtomicQueue2, 4,s:   8,123,943 msg/sec
                    AtomicQueue2, 4,i:   8,046,756 msg/sec
                    AtomicQueue2, 5,s:   7,913,948 msg/sec
                    AtomicQueue2, 5,i:   8,036,380 msg/sec
                    AtomicQueue2, 6,s:   7,899,948 msg/sec
                    AtomicQueue2, 6,i:   7,528,400 msg/sec
                    AtomicQueue2, 7,s:   7,070,396 msg/sec
                    AtomicQueue2, 7,i:   7,858,534 msg/sec
                    AtomicQueue2, 8,s:   6,373,589 msg/sec
                    AtomicQueue2, 8,i:   7,358,438 msg/sec
                   AtomicQueueB2, 1,s:  32,698,321 msg/sec
                   AtomicQueueB2, 1,i:  32,614,886 msg/sec
                   AtomicQueueB2, 2,s:  11,358,010 msg/sec
                   AtomicQueueB2, 2,i:  11,152,883 msg/sec
                   AtomicQueueB2, 3,s:   9,603,555 msg/sec
                   AtomicQueueB2, 3,i:   9,618,348 msg/sec
                   AtomicQueueB2, 4,s:   7,915,832 msg/sec
                   AtomicQueueB2, 4,i:   7,844,989 msg/sec
                   AtomicQueueB2, 5,s:   7,471,071 msg/sec
                   AtomicQueueB2, 5,i:   7,655,728 msg/sec
                   AtomicQueueB2, 6,s:   7,273,705 msg/sec
                   AtomicQueueB2, 6,i:   7,403,366 msg/sec
                   AtomicQueueB2, 7,s:   6,902,057 msg/sec
                   AtomicQueueB2, 7,i:   7,737,383 msg/sec
                   AtomicQueueB2, 8,s:   6,244,557 msg/sec
                   AtomicQueueB2, 8,i:   7,122,028 msg/sec
            OptimistAtomicQueue2, 1,s: 431,126,236 msg/sec
            OptimistAtomicQueue2, 1,i:  32,663,462 msg/sec
            OptimistAtomicQueue2, 2,s:  25,157,526 msg/sec
            OptimistAtomicQueue2, 2,i:  24,031,360 msg/sec
            OptimistAtomicQueue2, 3,s:  30,318,903 msg/sec
            OptimistAtomicQueue2, 3,i:  29,942,679 msg/sec
            OptimistAtomicQueue2, 4,s:  33,194,398 msg/sec
            OptimistAtomicQueue2, 4,i:  33,155,451 msg/sec
            OptimistAtomicQueue2, 5,s:  37,087,291 msg/sec
            OptimistAtomicQueue2, 5,i:  42,728,130 msg/sec
            OptimistAtomicQueue2, 6,s:  40,483,775 msg/sec
            OptimistAtomicQueue2, 6,i:  49,232,405 msg/sec
            OptimistAtomicQueue2, 7,s:  42,723,213 msg/sec
            OptimistAtomicQueue2, 7,i:  48,045,391 msg/sec
            OptimistAtomicQueue2, 8,s:  44,162,645 msg/sec
            OptimistAtomicQueue2, 8,i:  49,227,556 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,100,496 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,926,314 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,179,580 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,709,599 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,701,987 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,179,162 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,192,605 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,073,145 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,410,694 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,013,909 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,209,957 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,414,707 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,749,657 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,170,179 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,364,753 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,594,992 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000137 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000247 sec/round-trip
                pthread_spinlock: 0.000000287 sec/round-trip
                      std::mutex: 0.000000438 sec/round-trip
                 tbb::spin_mutex: 0.000000258 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000201 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[152] 280m:49s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  73,497,991 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,975,822 msg/sec
          boost::lockfree::queue, 1,s:   6,824,675 msg/sec
          boost::lockfree::queue, 1,i:   6,785,609 msg/sec
          boost::lockfree::queue, 2,s:   7,501,293 msg/sec
          boost::lockfree::queue, 2,i:   7,571,930 msg/sec
          boost::lockfree::queue, 3,s:   7,359,355 msg/sec
          boost::lockfree::queue, 3,i:   7,573,503 msg/sec
          boost::lockfree::queue, 4,s:   6,417,121 msg/sec
          boost::lockfree::queue, 4,i:   6,771,191 msg/sec
          boost::lockfree::queue, 5,s:   6,397,320 msg/sec
          boost::lockfree::queue, 5,i:   6,433,483 msg/sec
          boost::lockfree::queue, 6,s:   6,006,560 msg/sec
          boost::lockfree::queue, 6,i:   6,093,737 msg/sec
          boost::lockfree::queue, 7,s:   5,908,541 msg/sec
          boost::lockfree::queue, 7,i:   5,927,089 msg/sec
          boost::lockfree::queue, 8,s:   5,449,961 msg/sec
          boost::lockfree::queue, 8,i:   5,566,251 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 485,292,836 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 506,825,353 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,258,086 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,892,532 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,308,946 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,020,194 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  43,070,009 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,851,117 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,681,113 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,421,500 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,447,450 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,243,604 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,392,188 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,957,473 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,127,592 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,633,815 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,066,193 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,135,225 msg/sec
                pthread_spinlock, 1,s:  28,776,309 msg/sec
                pthread_spinlock, 1,i:  25,454,078 msg/sec
                pthread_spinlock, 2,s:  15,465,082 msg/sec
                pthread_spinlock, 2,i:  16,877,687 msg/sec
                pthread_spinlock, 3,s:   8,376,440 msg/sec
                pthread_spinlock, 3,i:  11,985,006 msg/sec
                pthread_spinlock, 4,s:   6,448,886 msg/sec
                pthread_spinlock, 4,i:   8,917,720 msg/sec
                pthread_spinlock, 5,s:   8,680,011 msg/sec
                pthread_spinlock, 5,i:   9,056,935 msg/sec
                pthread_spinlock, 6,s:   8,290,366 msg/sec
                pthread_spinlock, 6,i:   8,434,016 msg/sec
                pthread_spinlock, 7,s:   7,529,083 msg/sec
                pthread_spinlock, 7,i:   7,683,536 msg/sec
                pthread_spinlock, 8,s:   6,783,631 msg/sec
                pthread_spinlock, 8,i:   6,921,747 msg/sec
                      std::mutex, 1,s:   5,653,231 msg/sec
                      std::mutex, 1,i:   5,734,675 msg/sec
                      std::mutex, 2,s:   4,917,384 msg/sec
                      std::mutex, 2,i:   5,222,831 msg/sec
                      std::mutex, 3,s:   5,925,027 msg/sec
                      std::mutex, 3,i:   6,038,625 msg/sec
                      std::mutex, 4,s:   6,206,678 msg/sec
                      std::mutex, 4,i:   6,359,641 msg/sec
                      std::mutex, 5,s:   6,110,922 msg/sec
                      std::mutex, 5,i:   6,067,268 msg/sec
                      std::mutex, 6,s:   6,004,741 msg/sec
                      std::mutex, 6,i:   5,897,496 msg/sec
                      std::mutex, 7,s:   5,883,571 msg/sec
                      std::mutex, 7,i:   5,841,773 msg/sec
                      std::mutex, 8,s:   5,809,373 msg/sec
                      std::mutex, 8,i:   5,754,779 msg/sec
                 tbb::spin_mutex, 1,s:  37,894,849 msg/sec
                 tbb::spin_mutex, 1,i:  33,048,996 msg/sec
                 tbb::spin_mutex, 2,s:  21,179,046 msg/sec
                 tbb::spin_mutex, 2,i:  18,549,559 msg/sec
                 tbb::spin_mutex, 3,s:   7,791,479 msg/sec
                 tbb::spin_mutex, 3,i:  10,973,213 msg/sec
                 tbb::spin_mutex, 4,s:   3,273,454 msg/sec
                 tbb::spin_mutex, 4,i:   6,367,945 msg/sec
                 tbb::spin_mutex, 5,s:   5,525,545 msg/sec
                 tbb::spin_mutex, 5,i:   5,708,148 msg/sec
                 tbb::spin_mutex, 6,s:   5,335,135 msg/sec
                 tbb::spin_mutex, 6,i:   4,313,966 msg/sec
                 tbb::spin_mutex, 7,s:   4,827,210 msg/sec
                 tbb::spin_mutex, 7,i:   4,286,543 msg/sec
                 tbb::spin_mutex, 8,s:   4,238,045 msg/sec
                 tbb::spin_mutex, 8,i:   4,084,045 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,909,336 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,358,796 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,982,355 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,096,013 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,362,288 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,694,791 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,123,626 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,412,339 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,896,406 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,730,718 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,896,675 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,976,395 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,832,332 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,195,195 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,643,728 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,289,942 msg/sec
     xenium::michael_scott_queue, 1,s:   9,106,068 msg/sec
     xenium::michael_scott_queue, 1,i:   9,366,860 msg/sec
     xenium::michael_scott_queue, 2,s:   8,355,273 msg/sec
     xenium::michael_scott_queue, 2,i:   8,593,964 msg/sec
     xenium::michael_scott_queue, 3,s:   7,109,293 msg/sec
     xenium::michael_scott_queue, 3,i:   7,521,077 msg/sec
     xenium::michael_scott_queue, 4,s:   6,221,559 msg/sec
     xenium::michael_scott_queue, 4,i:   6,403,231 msg/sec
     xenium::michael_scott_queue, 5,s:   6,355,452 msg/sec
     xenium::michael_scott_queue, 5,i:   6,759,383 msg/sec
     xenium::michael_scott_queue, 6,s:   6,527,976 msg/sec
     xenium::michael_scott_queue, 6,i:   6,958,396 msg/sec
     xenium::michael_scott_queue, 7,s:   6,306,630 msg/sec
     xenium::michael_scott_queue, 7,i:   6,563,435 msg/sec
     xenium::michael_scott_queue, 8,s:   6,048,658 msg/sec
     xenium::michael_scott_queue, 8,i:   6,186,167 msg/sec
         xenium::ramalhete_queue, 1,s:  31,504,334 msg/sec
         xenium::ramalhete_queue, 1,i:  30,757,766 msg/sec
         xenium::ramalhete_queue, 2,s:  23,558,905 msg/sec
         xenium::ramalhete_queue, 2,i:  23,336,006 msg/sec
         xenium::ramalhete_queue, 3,s:  29,123,967 msg/sec
         xenium::ramalhete_queue, 3,i:  28,478,519 msg/sec
         xenium::ramalhete_queue, 4,s:  33,875,506 msg/sec
         xenium::ramalhete_queue, 4,i:  33,492,001 msg/sec
         xenium::ramalhete_queue, 5,s:  32,355,755 msg/sec
         xenium::ramalhete_queue, 5,i:  36,165,148 msg/sec
         xenium::ramalhete_queue, 6,s:  34,062,881 msg/sec
         xenium::ramalhete_queue, 6,i:  38,742,230 msg/sec
         xenium::ramalhete_queue, 7,s:  35,078,292 msg/sec
         xenium::ramalhete_queue, 7,i:  40,891,238 msg/sec
         xenium::ramalhete_queue, 8,s:  35,588,786 msg/sec
         xenium::ramalhete_queue, 8,i:  44,244,224 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,572,607 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 122,127,365 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,068,125 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,574,858 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,870,264 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,234,678 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,425,995 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,297,720 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,950,997 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,361,151 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,891,729 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,311,695 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,124,529 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,356,505 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,376,970 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,217,546 msg/sec
                     AtomicQueue, 1,s:  58,585,650 msg/sec
                     AtomicQueue, 1,i:  57,379,942 msg/sec
                     AtomicQueue, 2,s:  12,314,653 msg/sec
                     AtomicQueue, 2,i:  11,718,751 msg/sec
                     AtomicQueue, 3,s:  10,700,116 msg/sec
                     AtomicQueue, 3,i:  10,002,421 msg/sec
                     AtomicQueue, 4,s:   8,186,429 msg/sec
                     AtomicQueue, 4,i:   8,199,185 msg/sec
                     AtomicQueue, 5,s:   8,039,679 msg/sec
                     AtomicQueue, 5,i:   8,134,139 msg/sec
                     AtomicQueue, 6,s:   7,826,018 msg/sec
                     AtomicQueue, 6,i:   7,593,114 msg/sec
                     AtomicQueue, 7,s:   7,206,072 msg/sec
                     AtomicQueue, 7,i:   7,960,974 msg/sec
                     AtomicQueue, 8,s:   6,359,852 msg/sec
                     AtomicQueue, 8,i:   7,465,902 msg/sec
                    AtomicQueueB, 1,s:  44,653,347 msg/sec
                    AtomicQueueB, 1,i:  43,933,191 msg/sec
                    AtomicQueueB, 2,s:  11,746,058 msg/sec
                    AtomicQueueB, 2,i:  11,522,747 msg/sec
                    AtomicQueueB, 3,s:  10,976,736 msg/sec
                    AtomicQueueB, 3,i:  10,332,054 msg/sec
                    AtomicQueueB, 4,s:   8,040,029 msg/sec
                    AtomicQueueB, 4,i:   7,968,735 msg/sec
                    AtomicQueueB, 5,s:   7,626,094 msg/sec
                    AtomicQueueB, 5,i:   7,829,888 msg/sec
                    AtomicQueueB, 6,s:   7,157,578 msg/sec
                    AtomicQueueB, 6,i:   7,574,032 msg/sec
                    AtomicQueueB, 7,s:   6,847,291 msg/sec
                    AtomicQueueB, 7,i:   7,733,365 msg/sec
                    AtomicQueueB, 8,s:   6,184,365 msg/sec
                    AtomicQueueB, 8,i:   7,119,167 msg/sec
             OptimistAtomicQueue, 1,s: 710,885,776 msg/sec
             OptimistAtomicQueue, 1,i: 545,130,985 msg/sec
             OptimistAtomicQueue, 2,s:  32,144,164 msg/sec
             OptimistAtomicQueue, 2,i:  32,719,503 msg/sec
             OptimistAtomicQueue, 3,s:  36,676,688 msg/sec
             OptimistAtomicQueue, 3,i:  37,326,455 msg/sec
             OptimistAtomicQueue, 4,s:  39,323,140 msg/sec
             OptimistAtomicQueue, 4,i:  39,389,899 msg/sec
             OptimistAtomicQueue, 5,s:  42,352,963 msg/sec
             OptimistAtomicQueue, 5,i:  46,384,225 msg/sec
             OptimistAtomicQueue, 6,s:  42,184,945 msg/sec
             OptimistAtomicQueue, 6,i:  50,388,200 msg/sec
             OptimistAtomicQueue, 7,s:  44,132,616 msg/sec
             OptimistAtomicQueue, 7,i:  52,867,731 msg/sec
             OptimistAtomicQueue, 8,s:  46,493,060 msg/sec
             OptimistAtomicQueue, 8,i:  49,223,161 msg/sec
            OptimistAtomicQueueB, 1,s: 172,953,325 msg/sec
            OptimistAtomicQueueB, 1,i:  76,498,331 msg/sec
            OptimistAtomicQueueB, 2,s:  32,117,297 msg/sec
            OptimistAtomicQueueB, 2,i:  32,184,656 msg/sec
            OptimistAtomicQueueB, 3,s:  36,287,925 msg/sec
            OptimistAtomicQueueB, 3,i:  36,913,680 msg/sec
            OptimistAtomicQueueB, 4,s:  38,692,315 msg/sec
            OptimistAtomicQueueB, 4,i:  38,635,295 msg/sec
            OptimistAtomicQueueB, 5,s:  40,986,956 msg/sec
            OptimistAtomicQueueB, 5,i:  46,245,337 msg/sec
            OptimistAtomicQueueB, 6,s:  40,341,479 msg/sec
            OptimistAtomicQueueB, 6,i:  49,211,849 msg/sec
            OptimistAtomicQueueB, 7,s:  42,707,914 msg/sec
            OptimistAtomicQueueB, 7,i:  51,548,757 msg/sec
            OptimistAtomicQueueB, 8,s:  44,473,363 msg/sec
            OptimistAtomicQueueB, 8,i:  48,158,844 msg/sec
                    AtomicQueue2, 1,s:  22,970,097 msg/sec
                    AtomicQueue2, 1,i:  22,850,575 msg/sec
                    AtomicQueue2, 2,s:  11,971,151 msg/sec
                    AtomicQueue2, 2,i:  11,425,583 msg/sec
                    AtomicQueue2, 3,s:   9,420,708 msg/sec
                    AtomicQueue2, 3,i:   9,358,499 msg/sec
                    AtomicQueue2, 4,s:   8,002,412 msg/sec
                    AtomicQueue2, 4,i:   8,035,037 msg/sec
                    AtomicQueue2, 5,s:   7,911,972 msg/sec
                    AtomicQueue2, 5,i:   8,040,157 msg/sec
                    AtomicQueue2, 6,s:   7,775,355 msg/sec
                    AtomicQueue2, 6,i:   7,529,933 msg/sec
                    AtomicQueue2, 7,s:   7,164,593 msg/sec
                    AtomicQueue2, 7,i:   7,862,566 msg/sec
                    AtomicQueue2, 8,s:   6,364,916 msg/sec
                    AtomicQueue2, 8,i:   7,360,593 msg/sec
                   AtomicQueueB2, 1,s:  33,451,891 msg/sec
                   AtomicQueueB2, 1,i:  33,439,455 msg/sec
                   AtomicQueueB2, 2,s:  11,384,598 msg/sec
                   AtomicQueueB2, 2,i:  11,078,523 msg/sec
                   AtomicQueueB2, 3,s:   9,561,651 msg/sec
                   AtomicQueueB2, 3,i:   9,511,405 msg/sec
                   AtomicQueueB2, 4,s:   7,928,153 msg/sec
                   AtomicQueueB2, 4,i:   7,830,784 msg/sec
                   AtomicQueueB2, 5,s:   7,532,481 msg/sec
                   AtomicQueueB2, 5,i:   7,717,398 msg/sec
                   AtomicQueueB2, 6,s:   7,280,234 msg/sec
                   AtomicQueueB2, 6,i:   7,457,973 msg/sec
                   AtomicQueueB2, 7,s:   6,876,271 msg/sec
                   AtomicQueueB2, 7,i:   7,718,110 msg/sec
                   AtomicQueueB2, 8,s:   6,264,219 msg/sec
                   AtomicQueueB2, 8,i:   7,127,530 msg/sec
            OptimistAtomicQueue2, 1,s:  32,681,656 msg/sec
            OptimistAtomicQueue2, 1,i:  29,549,869 msg/sec
            OptimistAtomicQueue2, 2,s:  26,290,037 msg/sec
            OptimistAtomicQueue2, 2,i:  24,008,121 msg/sec
            OptimistAtomicQueue2, 3,s:  29,874,602 msg/sec
            OptimistAtomicQueue2, 3,i:  29,951,489 msg/sec
            OptimistAtomicQueue2, 4,s:  33,262,674 msg/sec
            OptimistAtomicQueue2, 4,i:  33,390,840 msg/sec
            OptimistAtomicQueue2, 5,s:  37,565,277 msg/sec
            OptimistAtomicQueue2, 5,i:  41,415,457 msg/sec
            OptimistAtomicQueue2, 6,s:  40,089,920 msg/sec
            OptimistAtomicQueue2, 6,i:  49,362,471 msg/sec
            OptimistAtomicQueue2, 7,s:  42,868,715 msg/sec
            OptimistAtomicQueue2, 7,i:  51,518,749 msg/sec
            OptimistAtomicQueue2, 8,s:  43,908,267 msg/sec
            OptimistAtomicQueue2, 8,i:  48,752,219 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,571,992 msg/sec
           OptimistAtomicQueueB2, 1,i:  63,391,218 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,227,100 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,777,684 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,613,191 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,040,250 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,331,394 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,964,519 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,590,948 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,871,022 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,374,410 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,728,418 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,862,747 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,464,105 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,396,490 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,414,439 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000153 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[153] 279m:29s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,681,109 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,618,608 msg/sec
          boost::lockfree::queue, 1,s:   6,853,030 msg/sec
          boost::lockfree::queue, 1,i:   6,956,113 msg/sec
          boost::lockfree::queue, 2,s:   7,432,564 msg/sec
          boost::lockfree::queue, 2,i:   7,402,161 msg/sec
          boost::lockfree::queue, 3,s:   7,349,419 msg/sec
          boost::lockfree::queue, 3,i:   7,524,372 msg/sec
          boost::lockfree::queue, 4,s:   6,412,878 msg/sec
          boost::lockfree::queue, 4,i:   6,918,988 msg/sec
          boost::lockfree::queue, 5,s:   6,407,089 msg/sec
          boost::lockfree::queue, 5,i:   6,449,598 msg/sec
          boost::lockfree::queue, 6,s:   5,948,526 msg/sec
          boost::lockfree::queue, 6,i:   6,152,195 msg/sec
          boost::lockfree::queue, 7,s:   5,991,929 msg/sec
          boost::lockfree::queue, 7,i:   5,951,570 msg/sec
          boost::lockfree::queue, 8,s:   5,453,196 msg/sec
          boost::lockfree::queue, 8,i:   5,665,645 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 153,878,823 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 383,205,299 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,100,336 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,641,686 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,936,422 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,776,429 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,415,384 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,921,824 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  41,516,179 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,340,353 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,141,974 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,178,881 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  29,708,149 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,139,192 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,903,378 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,066,742 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,197,502 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,874,444 msg/sec
                pthread_spinlock, 1,s:  28,806,176 msg/sec
                pthread_spinlock, 1,i:  28,504,460 msg/sec
                pthread_spinlock, 2,s:  15,458,104 msg/sec
                pthread_spinlock, 2,i:  17,064,951 msg/sec
                pthread_spinlock, 3,s:   8,422,932 msg/sec
                pthread_spinlock, 3,i:  12,023,907 msg/sec
                pthread_spinlock, 4,s:   6,500,865 msg/sec
                pthread_spinlock, 4,i:   8,925,962 msg/sec
                pthread_spinlock, 5,s:   8,724,354 msg/sec
                pthread_spinlock, 5,i:   9,039,133 msg/sec
                pthread_spinlock, 6,s:   8,297,520 msg/sec
                pthread_spinlock, 6,i:   8,527,635 msg/sec
                pthread_spinlock, 7,s:   7,464,436 msg/sec
                pthread_spinlock, 7,i:   7,435,889 msg/sec
                pthread_spinlock, 8,s:   6,718,384 msg/sec
                pthread_spinlock, 8,i:   7,171,172 msg/sec
                      std::mutex, 1,s:   7,018,727 msg/sec
                      std::mutex, 1,i:   7,345,973 msg/sec
                      std::mutex, 2,s:   5,180,108 msg/sec
                      std::mutex, 2,i:   5,646,667 msg/sec
                      std::mutex, 3,s:   5,459,400 msg/sec
                      std::mutex, 3,i:   5,575,408 msg/sec
                      std::mutex, 4,s:   6,295,710 msg/sec
                      std::mutex, 4,i:   6,179,580 msg/sec
                      std::mutex, 5,s:   6,031,776 msg/sec
                      std::mutex, 5,i:   6,135,504 msg/sec
                      std::mutex, 6,s:   5,979,523 msg/sec
                      std::mutex, 6,i:   5,970,035 msg/sec
                      std::mutex, 7,s:   5,783,379 msg/sec
                      std::mutex, 7,i:   5,794,774 msg/sec
                      std::mutex, 8,s:   5,693,066 msg/sec
                      std::mutex, 8,i:   5,714,468 msg/sec
                 tbb::spin_mutex, 1,s:  37,700,175 msg/sec
                 tbb::spin_mutex, 1,i:  33,169,912 msg/sec
                 tbb::spin_mutex, 2,s:  21,247,000 msg/sec
                 tbb::spin_mutex, 2,i:  18,500,293 msg/sec
                 tbb::spin_mutex, 3,s:   7,996,300 msg/sec
                 tbb::spin_mutex, 3,i:  10,200,203 msg/sec
                 tbb::spin_mutex, 4,s:   3,215,577 msg/sec
                 tbb::spin_mutex, 4,i:   6,387,622 msg/sec
                 tbb::spin_mutex, 5,s:   5,338,755 msg/sec
                 tbb::spin_mutex, 5,i:   5,761,110 msg/sec
                 tbb::spin_mutex, 6,s:   5,368,294 msg/sec
                 tbb::spin_mutex, 6,i:   4,381,458 msg/sec
                 tbb::spin_mutex, 7,s:   4,837,403 msg/sec
                 tbb::spin_mutex, 7,i:   4,350,778 msg/sec
                 tbb::spin_mutex, 8,s:   4,253,096 msg/sec
                 tbb::spin_mutex, 8,i:   4,078,202 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,634,153 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,377,435 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  15,021,686 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,203,320 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,439,256 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,731,245 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,402,128 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,305,250 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,645,028 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,852,823 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,089,093 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,874,628 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,028,617 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,996,106 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,004,765 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,101,232 msg/sec
     xenium::michael_scott_queue, 1,s:  10,151,493 msg/sec
     xenium::michael_scott_queue, 1,i:   9,855,378 msg/sec
     xenium::michael_scott_queue, 2,s:   8,483,142 msg/sec
     xenium::michael_scott_queue, 2,i:   8,500,914 msg/sec
     xenium::michael_scott_queue, 3,s:   7,155,495 msg/sec
     xenium::michael_scott_queue, 3,i:   7,651,553 msg/sec
     xenium::michael_scott_queue, 4,s:   6,297,522 msg/sec
     xenium::michael_scott_queue, 4,i:   6,349,264 msg/sec
     xenium::michael_scott_queue, 5,s:   6,286,680 msg/sec
     xenium::michael_scott_queue, 5,i:   6,599,338 msg/sec
     xenium::michael_scott_queue, 6,s:   6,495,553 msg/sec
     xenium::michael_scott_queue, 6,i:   6,677,906 msg/sec
     xenium::michael_scott_queue, 7,s:   6,232,969 msg/sec
     xenium::michael_scott_queue, 7,i:   6,584,989 msg/sec
     xenium::michael_scott_queue, 8,s:   5,974,313 msg/sec
     xenium::michael_scott_queue, 8,i:   6,080,420 msg/sec
         xenium::ramalhete_queue, 1,s:  31,727,636 msg/sec
         xenium::ramalhete_queue, 1,i:  31,330,344 msg/sec
         xenium::ramalhete_queue, 2,s:  24,314,176 msg/sec
         xenium::ramalhete_queue, 2,i:  23,389,302 msg/sec
         xenium::ramalhete_queue, 3,s:  29,455,869 msg/sec
         xenium::ramalhete_queue, 3,i:  28,519,187 msg/sec
         xenium::ramalhete_queue, 4,s:  33,943,466 msg/sec
         xenium::ramalhete_queue, 4,i:  33,480,435 msg/sec
         xenium::ramalhete_queue, 5,s:  32,059,135 msg/sec
         xenium::ramalhete_queue, 5,i:  36,307,234 msg/sec
         xenium::ramalhete_queue, 6,s:  33,782,210 msg/sec
         xenium::ramalhete_queue, 6,i:  38,941,436 msg/sec
         xenium::ramalhete_queue, 7,s:  35,184,912 msg/sec
         xenium::ramalhete_queue, 7,i:  41,098,220 msg/sec
         xenium::ramalhete_queue, 8,s:  35,606,604 msg/sec
         xenium::ramalhete_queue, 8,i:  43,974,710 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,723,877 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,819,388 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,575,659 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,363,618 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,735,865 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,841,523 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,381,998 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,496,044 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,813,208 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,263,110 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,139,246 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,262,274 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,143,887 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,360,015 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,391,255 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,547,358 msg/sec
                     AtomicQueue, 1,s: 279,023,598 msg/sec
                     AtomicQueue, 1,i: 134,982,623 msg/sec
                     AtomicQueue, 2,s:  12,352,849 msg/sec
                     AtomicQueue, 2,i:  11,742,335 msg/sec
                     AtomicQueue, 3,s:  10,776,161 msg/sec
                     AtomicQueue, 3,i:   9,874,746 msg/sec
                     AtomicQueue, 4,s:   8,214,681 msg/sec
                     AtomicQueue, 4,i:   8,209,356 msg/sec
                     AtomicQueue, 5,s:   8,023,118 msg/sec
                     AtomicQueue, 5,i:   8,090,084 msg/sec
                     AtomicQueue, 6,s:   7,816,832 msg/sec
                     AtomicQueue, 6,i:   7,612,690 msg/sec
                     AtomicQueue, 7,s:   7,096,541 msg/sec
                     AtomicQueue, 7,i:   7,792,781 msg/sec
                     AtomicQueue, 8,s:   6,342,426 msg/sec
                     AtomicQueue, 8,i:   7,486,723 msg/sec
                    AtomicQueueB, 1,s:  98,015,370 msg/sec
                    AtomicQueueB, 1,i:  43,062,099 msg/sec
                    AtomicQueueB, 2,s:  11,813,013 msg/sec
                    AtomicQueueB, 2,i:  11,525,185 msg/sec
                    AtomicQueueB, 3,s:  11,007,524 msg/sec
                    AtomicQueueB, 3,i:  10,317,432 msg/sec
                    AtomicQueueB, 4,s:   8,084,727 msg/sec
                    AtomicQueueB, 4,i:   8,087,945 msg/sec
                    AtomicQueueB, 5,s:   7,629,681 msg/sec
                    AtomicQueueB, 5,i:   7,851,415 msg/sec
                    AtomicQueueB, 6,s:   7,401,807 msg/sec
                    AtomicQueueB, 6,i:   7,535,068 msg/sec
                    AtomicQueueB, 7,s:   6,872,594 msg/sec
                    AtomicQueueB, 7,i:   7,730,853 msg/sec
                    AtomicQueueB, 8,s:   6,205,174 msg/sec
                    AtomicQueueB, 8,i:   7,169,578 msg/sec
             OptimistAtomicQueue, 1,s: 795,647,173 msg/sec
             OptimistAtomicQueue, 1,i: 526,932,508 msg/sec
             OptimistAtomicQueue, 2,s:  32,656,708 msg/sec
             OptimistAtomicQueue, 2,i:  32,739,636 msg/sec
             OptimistAtomicQueue, 3,s:  36,676,692 msg/sec
             OptimistAtomicQueue, 3,i:  37,392,407 msg/sec
             OptimistAtomicQueue, 4,s:  39,234,011 msg/sec
             OptimistAtomicQueue, 4,i:  39,341,597 msg/sec
             OptimistAtomicQueue, 5,s:  41,701,433 msg/sec
             OptimistAtomicQueue, 5,i:  46,061,539 msg/sec
             OptimistAtomicQueue, 6,s:  42,241,052 msg/sec
             OptimistAtomicQueue, 6,i:  50,389,975 msg/sec
             OptimistAtomicQueue, 7,s:  44,993,616 msg/sec
             OptimistAtomicQueue, 7,i:  52,876,563 msg/sec
             OptimistAtomicQueue, 8,s:  46,435,048 msg/sec
             OptimistAtomicQueue, 8,i:  49,038,132 msg/sec
            OptimistAtomicQueueB, 1,s: 141,274,510 msg/sec
            OptimistAtomicQueueB, 1,i:  76,460,222 msg/sec
            OptimistAtomicQueueB, 2,s:  32,117,855 msg/sec
            OptimistAtomicQueueB, 2,i:  32,222,157 msg/sec
            OptimistAtomicQueueB, 3,s:  36,295,575 msg/sec
            OptimistAtomicQueueB, 3,i:  36,742,821 msg/sec
            OptimistAtomicQueueB, 4,s:  38,677,052 msg/sec
            OptimistAtomicQueueB, 4,i:  38,674,725 msg/sec
            OptimistAtomicQueueB, 5,s:  40,986,893 msg/sec
            OptimistAtomicQueueB, 5,i:  45,453,877 msg/sec
            OptimistAtomicQueueB, 6,s:  41,090,092 msg/sec
            OptimistAtomicQueueB, 6,i:  49,057,590 msg/sec
            OptimistAtomicQueueB, 7,s:  42,491,493 msg/sec
            OptimistAtomicQueueB, 7,i:  51,399,223 msg/sec
            OptimistAtomicQueueB, 8,s:  44,460,159 msg/sec
            OptimistAtomicQueueB, 8,i:  47,621,183 msg/sec
                    AtomicQueue2, 1,s:  22,974,917 msg/sec
                    AtomicQueue2, 1,i:  22,905,686 msg/sec
                    AtomicQueue2, 2,s:  11,967,965 msg/sec
                    AtomicQueue2, 2,i:  11,682,402 msg/sec
                    AtomicQueue2, 3,s:   9,409,032 msg/sec
                    AtomicQueue2, 3,i:   9,462,365 msg/sec
                    AtomicQueue2, 4,s:   8,001,030 msg/sec
                    AtomicQueue2, 4,i:   8,071,587 msg/sec
                    AtomicQueue2, 5,s:   7,932,910 msg/sec
                    AtomicQueue2, 5,i:   8,015,684 msg/sec
                    AtomicQueue2, 6,s:   7,724,874 msg/sec
                    AtomicQueue2, 6,i:   7,524,666 msg/sec
                    AtomicQueue2, 7,s:   7,190,196 msg/sec
                    AtomicQueue2, 7,i:   7,876,553 msg/sec
                    AtomicQueue2, 8,s:   6,377,180 msg/sec
                    AtomicQueue2, 8,i:   7,363,289 msg/sec
                   AtomicQueueB2, 1,s:  32,714,027 msg/sec
                   AtomicQueueB2, 1,i:  36,172,726 msg/sec
                   AtomicQueueB2, 2,s:  11,479,303 msg/sec
                   AtomicQueueB2, 2,i:  11,129,819 msg/sec
                   AtomicQueueB2, 3,s:   9,500,822 msg/sec
                   AtomicQueueB2, 3,i:   9,543,534 msg/sec
                   AtomicQueueB2, 4,s:   7,901,051 msg/sec
                   AtomicQueueB2, 4,i:   7,841,516 msg/sec
                   AtomicQueueB2, 5,s:   7,442,106 msg/sec
                   AtomicQueueB2, 5,i:   7,690,463 msg/sec
                   AtomicQueueB2, 6,s:   7,192,901 msg/sec
                   AtomicQueueB2, 6,i:   7,421,145 msg/sec
                   AtomicQueueB2, 7,s:   6,852,046 msg/sec
                   AtomicQueueB2, 7,i:   7,705,416 msg/sec
                   AtomicQueueB2, 8,s:   6,291,288 msg/sec
                   AtomicQueueB2, 8,i:   7,109,691 msg/sec
            OptimistAtomicQueue2, 1,s: 402,688,185 msg/sec
            OptimistAtomicQueue2, 1,i:  38,840,162 msg/sec
            OptimistAtomicQueue2, 2,s:  24,803,330 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,950 msg/sec
            OptimistAtomicQueue2, 3,s:  30,732,419 msg/sec
            OptimistAtomicQueue2, 3,i:  30,059,484 msg/sec
            OptimistAtomicQueue2, 4,s:  33,185,653 msg/sec
            OptimistAtomicQueue2, 4,i:  33,183,744 msg/sec
            OptimistAtomicQueue2, 5,s:  37,236,177 msg/sec
            OptimistAtomicQueue2, 5,i:  40,329,798 msg/sec
            OptimistAtomicQueue2, 6,s:  40,043,865 msg/sec
            OptimistAtomicQueue2, 6,i:  49,277,077 msg/sec
            OptimistAtomicQueue2, 7,s:  43,223,416 msg/sec
            OptimistAtomicQueue2, 7,i:  51,626,870 msg/sec
            OptimistAtomicQueue2, 8,s:  43,757,557 msg/sec
            OptimistAtomicQueue2, 8,i:  48,995,497 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,398,171 msg/sec
           OptimistAtomicQueueB2, 1,i:  38,053,137 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,542,579 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,223,712 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,679,999 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,252,453 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,392,138 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,102,107 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,501,634 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,959,451 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,502,426 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,544,834 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,151,258 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,139,699 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,445,123 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,698,186 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000121 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000222 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000246 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000268 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000201 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[154] 278m:11s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,319,983 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,520,714 msg/sec
          boost::lockfree::queue, 1,s:   6,909,937 msg/sec
          boost::lockfree::queue, 1,i:   6,927,549 msg/sec
          boost::lockfree::queue, 2,s:   7,601,661 msg/sec
          boost::lockfree::queue, 2,i:   7,439,978 msg/sec
          boost::lockfree::queue, 3,s:   7,457,140 msg/sec
          boost::lockfree::queue, 3,i:   7,549,616 msg/sec
          boost::lockfree::queue, 4,s:   6,426,182 msg/sec
          boost::lockfree::queue, 4,i:   6,762,285 msg/sec
          boost::lockfree::queue, 5,s:   6,430,990 msg/sec
          boost::lockfree::queue, 5,i:   6,485,548 msg/sec
          boost::lockfree::queue, 6,s:   5,977,840 msg/sec
          boost::lockfree::queue, 6,i:   6,150,398 msg/sec
          boost::lockfree::queue, 7,s:   5,826,442 msg/sec
          boost::lockfree::queue, 7,i:   5,932,954 msg/sec
          boost::lockfree::queue, 8,s:   5,475,152 msg/sec
          boost::lockfree::queue, 8,i:   5,553,288 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 457,682,242 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 457,760,965 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,823,585 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,796,051 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,298,001 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,050,350 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,442,844 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,764,824 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  15,736,506 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,318,120 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  16,888,207 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,275,335 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,300,416 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,048,846 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,067,923 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,125,868 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,081,598 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  19,714,059 msg/sec
                pthread_spinlock, 1,s:  28,996,846 msg/sec
                pthread_spinlock, 1,i:  25,475,901 msg/sec
                pthread_spinlock, 2,s:  15,603,429 msg/sec
                pthread_spinlock, 2,i:  17,007,338 msg/sec
                pthread_spinlock, 3,s:   8,278,007 msg/sec
                pthread_spinlock, 3,i:  12,105,828 msg/sec
                pthread_spinlock, 4,s:   6,513,287 msg/sec
                pthread_spinlock, 4,i:   8,941,860 msg/sec
                pthread_spinlock, 5,s:   8,513,670 msg/sec
                pthread_spinlock, 5,i:   9,452,109 msg/sec
                pthread_spinlock, 6,s:   8,287,741 msg/sec
                pthread_spinlock, 6,i:   8,963,401 msg/sec
                pthread_spinlock, 7,s:   7,527,811 msg/sec
                pthread_spinlock, 7,i:   7,740,589 msg/sec
                pthread_spinlock, 8,s:   6,646,894 msg/sec
                pthread_spinlock, 8,i:   6,925,020 msg/sec
                      std::mutex, 1,s:   7,651,974 msg/sec
                      std::mutex, 1,i:   7,454,258 msg/sec
                      std::mutex, 2,s:   6,519,329 msg/sec
                      std::mutex, 2,i:   6,205,317 msg/sec
                      std::mutex, 3,s:   6,052,292 msg/sec
                      std::mutex, 3,i:   5,552,820 msg/sec
                      std::mutex, 4,s:   5,707,338 msg/sec
                      std::mutex, 4,i:   6,236,786 msg/sec
                      std::mutex, 5,s:   6,054,334 msg/sec
                      std::mutex, 5,i:   6,024,288 msg/sec
                      std::mutex, 6,s:   5,854,172 msg/sec
                      std::mutex, 6,i:   5,868,411 msg/sec
                      std::mutex, 7,s:   5,741,089 msg/sec
                      std::mutex, 7,i:   5,761,113 msg/sec
                      std::mutex, 8,s:   5,635,448 msg/sec
                      std::mutex, 8,i:   5,663,493 msg/sec
                 tbb::spin_mutex, 1,s:  37,763,329 msg/sec
                 tbb::spin_mutex, 1,i:  37,530,716 msg/sec
                 tbb::spin_mutex, 2,s:  21,175,523 msg/sec
                 tbb::spin_mutex, 2,i:  18,389,434 msg/sec
                 tbb::spin_mutex, 3,s:   8,565,437 msg/sec
                 tbb::spin_mutex, 3,i:  10,259,165 msg/sec
                 tbb::spin_mutex, 4,s:   3,176,198 msg/sec
                 tbb::spin_mutex, 4,i:   6,362,497 msg/sec
                 tbb::spin_mutex, 5,s:   5,551,502 msg/sec
                 tbb::spin_mutex, 5,i:   5,693,185 msg/sec
                 tbb::spin_mutex, 6,s:   5,309,619 msg/sec
                 tbb::spin_mutex, 6,i:   4,383,557 msg/sec
                 tbb::spin_mutex, 7,s:   4,850,234 msg/sec
                 tbb::spin_mutex, 7,i:   4,351,745 msg/sec
                 tbb::spin_mutex, 8,s:   4,213,861 msg/sec
                 tbb::spin_mutex, 8,i:   4,073,116 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,250,007 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,141,147 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,765,808 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,713,929 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,412,141 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,550,671 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,083,154 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,465,786 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,636,284 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,582,157 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,726,839 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,552,153 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,832,872 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,721,754 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,037,226 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,078,010 msg/sec
     xenium::michael_scott_queue, 1,s:   9,444,885 msg/sec
     xenium::michael_scott_queue, 1,i:   9,429,871 msg/sec
     xenium::michael_scott_queue, 2,s:   8,376,702 msg/sec
     xenium::michael_scott_queue, 2,i:   8,421,364 msg/sec
     xenium::michael_scott_queue, 3,s:   7,265,437 msg/sec
     xenium::michael_scott_queue, 3,i:   7,565,161 msg/sec
     xenium::michael_scott_queue, 4,s:   6,301,859 msg/sec
     xenium::michael_scott_queue, 4,i:   6,396,632 msg/sec
     xenium::michael_scott_queue, 5,s:   6,298,134 msg/sec
     xenium::michael_scott_queue, 5,i:   6,630,912 msg/sec
     xenium::michael_scott_queue, 6,s:   6,541,540 msg/sec
     xenium::michael_scott_queue, 6,i:   6,713,851 msg/sec
     xenium::michael_scott_queue, 7,s:   6,304,133 msg/sec
     xenium::michael_scott_queue, 7,i:   6,507,696 msg/sec
     xenium::michael_scott_queue, 8,s:   5,995,614 msg/sec
     xenium::michael_scott_queue, 8,i:   6,294,461 msg/sec
         xenium::ramalhete_queue, 1,s:  31,576,371 msg/sec
         xenium::ramalhete_queue, 1,i:  32,227,039 msg/sec
         xenium::ramalhete_queue, 2,s:  24,223,185 msg/sec
         xenium::ramalhete_queue, 2,i:  23,395,806 msg/sec
         xenium::ramalhete_queue, 3,s:  29,241,480 msg/sec
         xenium::ramalhete_queue, 3,i:  28,504,733 msg/sec
         xenium::ramalhete_queue, 4,s:  33,908,212 msg/sec
         xenium::ramalhete_queue, 4,i:  33,490,370 msg/sec
         xenium::ramalhete_queue, 5,s:  32,133,768 msg/sec
         xenium::ramalhete_queue, 5,i:  38,509,489 msg/sec
         xenium::ramalhete_queue, 6,s:  33,984,364 msg/sec
         xenium::ramalhete_queue, 6,i:  39,868,720 msg/sec
         xenium::ramalhete_queue, 7,s:  35,206,564 msg/sec
         xenium::ramalhete_queue, 7,i:  41,221,379 msg/sec
         xenium::ramalhete_queue, 8,s:  35,504,098 msg/sec
         xenium::ramalhete_queue, 8,i:  44,155,502 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,607,023 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,877,919 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,414,549 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,274,839 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,688,659 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,883,058 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,643,724 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,168,829 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,925,700 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,392,599 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,878,238 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,274,706 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,145,952 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,878,623 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,415,237 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,237,159 msg/sec
                     AtomicQueue, 1,s:  60,333,685 msg/sec
                     AtomicQueue, 1,i:  56,788,781 msg/sec
                     AtomicQueue, 2,s:  12,223,945 msg/sec
                     AtomicQueue, 2,i:  11,738,671 msg/sec
                     AtomicQueue, 3,s:  10,791,460 msg/sec
                     AtomicQueue, 3,i:   9,912,328 msg/sec
                     AtomicQueue, 4,s:   8,244,090 msg/sec
                     AtomicQueue, 4,i:   8,196,078 msg/sec
                     AtomicQueue, 5,s:   8,012,206 msg/sec
                     AtomicQueue, 5,i:   8,093,558 msg/sec
                     AtomicQueue, 6,s:   7,763,519 msg/sec
                     AtomicQueue, 6,i:   7,639,758 msg/sec
                     AtomicQueue, 7,s:   7,075,090 msg/sec
                     AtomicQueue, 7,i:   7,965,526 msg/sec
                     AtomicQueue, 8,s:   6,364,899 msg/sec
                     AtomicQueue, 8,i:   7,497,339 msg/sec
                    AtomicQueueB, 1,s:  45,059,546 msg/sec
                    AtomicQueueB, 1,i:  43,996,211 msg/sec
                    AtomicQueueB, 2,s:  11,793,649 msg/sec
                    AtomicQueueB, 2,i:  11,479,362 msg/sec
                    AtomicQueueB, 3,s:  11,008,837 msg/sec
                    AtomicQueueB, 3,i:  10,085,024 msg/sec
                    AtomicQueueB, 4,s:   8,101,955 msg/sec
                    AtomicQueueB, 4,i:   8,016,989 msg/sec
                    AtomicQueueB, 5,s:   7,624,958 msg/sec
                    AtomicQueueB, 5,i:   7,782,609 msg/sec
                    AtomicQueueB, 6,s:   7,451,021 msg/sec
                    AtomicQueueB, 6,i:   7,535,522 msg/sec
                    AtomicQueueB, 7,s:   6,903,364 msg/sec
                    AtomicQueueB, 7,i:   7,697,878 msg/sec
                    AtomicQueueB, 8,s:   6,222,676 msg/sec
                    AtomicQueueB, 8,i:   7,168,031 msg/sec
             OptimistAtomicQueue, 1,s: 797,015,019 msg/sec
             OptimistAtomicQueue, 1,i: 702,901,471 msg/sec
             OptimistAtomicQueue, 2,s:  32,630,177 msg/sec
             OptimistAtomicQueue, 2,i:  32,717,585 msg/sec
             OptimistAtomicQueue, 3,s:  36,674,972 msg/sec
             OptimistAtomicQueue, 3,i:  37,328,206 msg/sec
             OptimistAtomicQueue, 4,s:  39,281,819 msg/sec
             OptimistAtomicQueue, 4,i:  39,418,028 msg/sec
             OptimistAtomicQueue, 5,s:  42,406,867 msg/sec
             OptimistAtomicQueue, 5,i:  48,567,097 msg/sec
             OptimistAtomicQueue, 6,s:  41,949,067 msg/sec
             OptimistAtomicQueue, 6,i:  50,409,831 msg/sec
             OptimistAtomicQueue, 7,s:  44,020,247 msg/sec
             OptimistAtomicQueue, 7,i:  49,377,684 msg/sec
             OptimistAtomicQueue, 8,s:  46,494,782 msg/sec
             OptimistAtomicQueue, 8,i:  49,269,169 msg/sec
            OptimistAtomicQueueB, 1,s: 150,272,562 msg/sec
            OptimistAtomicQueueB, 1,i: 166,510,902 msg/sec
            OptimistAtomicQueueB, 2,s:  32,293,828 msg/sec
            OptimistAtomicQueueB, 2,i:  31,910,548 msg/sec
            OptimistAtomicQueueB, 3,s:  36,139,279 msg/sec
            OptimistAtomicQueueB, 3,i:  36,764,859 msg/sec
            OptimistAtomicQueueB, 4,s:  38,622,320 msg/sec
            OptimistAtomicQueueB, 4,i:  38,551,487 msg/sec
            OptimistAtomicQueueB, 5,s:  41,240,637 msg/sec
            OptimistAtomicQueueB, 5,i:  45,342,870 msg/sec
            OptimistAtomicQueueB, 6,s:  40,998,417 msg/sec
            OptimistAtomicQueueB, 6,i:  48,642,407 msg/sec
            OptimistAtomicQueueB, 7,s:  42,562,867 msg/sec
            OptimistAtomicQueueB, 7,i:  50,771,367 msg/sec
            OptimistAtomicQueueB, 8,s:  44,450,619 msg/sec
            OptimistAtomicQueueB, 8,i:  47,903,915 msg/sec
                    AtomicQueue2, 1,s:  22,870,131 msg/sec
                    AtomicQueue2, 1,i:  22,842,854 msg/sec
                    AtomicQueue2, 2,s:  11,735,138 msg/sec
                    AtomicQueue2, 2,i:  11,423,491 msg/sec
                    AtomicQueue2, 3,s:   9,504,446 msg/sec
                    AtomicQueue2, 3,i:   9,296,932 msg/sec
                    AtomicQueue2, 4,s:   8,017,518 msg/sec
                    AtomicQueue2, 4,i:   8,036,101 msg/sec
                    AtomicQueue2, 5,s:   7,828,223 msg/sec
                    AtomicQueue2, 5,i:   8,055,143 msg/sec
                    AtomicQueue2, 6,s:   7,783,918 msg/sec
                    AtomicQueue2, 6,i:   7,531,877 msg/sec
                    AtomicQueue2, 7,s:   7,067,838 msg/sec
                    AtomicQueue2, 7,i:   7,895,474 msg/sec
                    AtomicQueue2, 8,s:   6,394,038 msg/sec
                    AtomicQueue2, 8,i:   7,355,334 msg/sec
                   AtomicQueueB2, 1,s:  36,305,797 msg/sec
                   AtomicQueueB2, 1,i:  33,495,683 msg/sec
                   AtomicQueueB2, 2,s:  11,356,740 msg/sec
                   AtomicQueueB2, 2,i:  11,123,496 msg/sec
                   AtomicQueueB2, 3,s:   9,693,591 msg/sec
                   AtomicQueueB2, 3,i:   9,586,629 msg/sec
                   AtomicQueueB2, 4,s:   7,942,769 msg/sec
                   AtomicQueueB2, 4,i:   7,844,372 msg/sec
                   AtomicQueueB2, 5,s:   7,465,468 msg/sec
                   AtomicQueueB2, 5,i:   7,731,571 msg/sec
                   AtomicQueueB2, 6,s:   7,359,431 msg/sec
                   AtomicQueueB2, 6,i:   7,438,121 msg/sec
                   AtomicQueueB2, 7,s:   6,872,524 msg/sec
                   AtomicQueueB2, 7,i:   7,681,806 msg/sec
                   AtomicQueueB2, 8,s:   6,265,823 msg/sec
                   AtomicQueueB2, 8,i:   7,085,539 msg/sec
            OptimistAtomicQueue2, 1,s: 127,047,049 msg/sec
            OptimistAtomicQueue2, 1,i: 239,375,641 msg/sec
            OptimistAtomicQueue2, 2,s:  26,130,816 msg/sec
            OptimistAtomicQueue2, 2,i:  24,017,512 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,248 msg/sec
            OptimistAtomicQueue2, 3,i:  29,932,548 msg/sec
            OptimistAtomicQueue2, 4,s:  33,215,953 msg/sec
            OptimistAtomicQueue2, 4,i:  33,129,367 msg/sec
            OptimistAtomicQueue2, 5,s:  36,993,010 msg/sec
            OptimistAtomicQueue2, 5,i:  40,990,110 msg/sec
            OptimistAtomicQueue2, 6,s:  40,184,195 msg/sec
            OptimistAtomicQueue2, 6,i:  49,120,544 msg/sec
            OptimistAtomicQueue2, 7,s:  42,969,652 msg/sec
            OptimistAtomicQueue2, 7,i:  48,157,608 msg/sec
            OptimistAtomicQueue2, 8,s:  44,134,092 msg/sec
            OptimistAtomicQueue2, 8,i:  48,500,303 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,637,629 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,914,482 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,917,317 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,160,991 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,843,379 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,329,504 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,957,036 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,749,393 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,356,211 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,839,879 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,191,480 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,423,950 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,956,997 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,205,330 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,188,141 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,696,662 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000256 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000305 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000259 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000203 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[155] 276m:51s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,021,868 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,960,013 msg/sec
          boost::lockfree::queue, 1,s:   6,817,999 msg/sec
          boost::lockfree::queue, 1,i:   6,902,675 msg/sec
          boost::lockfree::queue, 2,s:   7,491,120 msg/sec
          boost::lockfree::queue, 2,i:   7,487,518 msg/sec
          boost::lockfree::queue, 3,s:   7,376,641 msg/sec
          boost::lockfree::queue, 3,i:   7,598,849 msg/sec
          boost::lockfree::queue, 4,s:   6,414,917 msg/sec
          boost::lockfree::queue, 4,i:   6,784,036 msg/sec
          boost::lockfree::queue, 5,s:   6,440,052 msg/sec
          boost::lockfree::queue, 5,i:   6,509,359 msg/sec
          boost::lockfree::queue, 6,s:   6,041,477 msg/sec
          boost::lockfree::queue, 6,i:   6,100,496 msg/sec
          boost::lockfree::queue, 7,s:   5,942,136 msg/sec
          boost::lockfree::queue, 7,i:   6,023,218 msg/sec
          boost::lockfree::queue, 8,s:   5,471,571 msg/sec
          boost::lockfree::queue, 8,i:   5,543,660 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 465,138,616 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  76,290,928 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,622,782 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,767,434 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,425,284 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,526,530 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,154,423 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,672,710 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  41,750,808 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,866,473 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  16,976,658 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,371,685 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  29,543,604 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,397,255 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,056,072 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,480,677 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,131,006 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  38,979,885 msg/sec
                pthread_spinlock, 1,s:  28,854,629 msg/sec
                pthread_spinlock, 1,i:  25,255,409 msg/sec
                pthread_spinlock, 2,s:  15,582,082 msg/sec
                pthread_spinlock, 2,i:  17,090,517 msg/sec
                pthread_spinlock, 3,s:   8,344,836 msg/sec
                pthread_spinlock, 3,i:  11,939,439 msg/sec
                pthread_spinlock, 4,s:   6,511,936 msg/sec
                pthread_spinlock, 4,i:   8,961,596 msg/sec
                pthread_spinlock, 5,s:   8,763,448 msg/sec
                pthread_spinlock, 5,i:   9,464,380 msg/sec
                pthread_spinlock, 6,s:   8,466,864 msg/sec
                pthread_spinlock, 6,i:   8,579,416 msg/sec
                pthread_spinlock, 7,s:   7,553,445 msg/sec
                pthread_spinlock, 7,i:   7,591,223 msg/sec
                pthread_spinlock, 8,s:   6,707,511 msg/sec
                pthread_spinlock, 8,i:   6,858,669 msg/sec
                      std::mutex, 1,s:   6,861,983 msg/sec
                      std::mutex, 1,i:   6,587,327 msg/sec
                      std::mutex, 2,s:   6,009,189 msg/sec
                      std::mutex, 2,i:   6,312,540 msg/sec
                      std::mutex, 3,s:   6,042,414 msg/sec
                      std::mutex, 3,i:   5,808,706 msg/sec
                      std::mutex, 4,s:   6,223,859 msg/sec
                      std::mutex, 4,i:   6,350,868 msg/sec
                      std::mutex, 5,s:   5,915,400 msg/sec
                      std::mutex, 5,i:   5,892,450 msg/sec
                      std::mutex, 6,s:   6,054,877 msg/sec
                      std::mutex, 6,i:   5,929,394 msg/sec
                      std::mutex, 7,s:   5,819,694 msg/sec
                      std::mutex, 7,i:   5,868,173 msg/sec
                      std::mutex, 8,s:   5,752,788 msg/sec
                      std::mutex, 8,i:   5,756,340 msg/sec
                 tbb::spin_mutex, 1,s:  37,670,644 msg/sec
                 tbb::spin_mutex, 1,i:  33,048,860 msg/sec
                 tbb::spin_mutex, 2,s:  21,156,322 msg/sec
                 tbb::spin_mutex, 2,i:  18,448,619 msg/sec
                 tbb::spin_mutex, 3,s:   8,282,476 msg/sec
                 tbb::spin_mutex, 3,i:  11,447,341 msg/sec
                 tbb::spin_mutex, 4,s:   3,154,755 msg/sec
                 tbb::spin_mutex, 4,i:   6,349,911 msg/sec
                 tbb::spin_mutex, 5,s:   5,445,060 msg/sec
                 tbb::spin_mutex, 5,i:   5,769,891 msg/sec
                 tbb::spin_mutex, 6,s:   5,381,597 msg/sec
                 tbb::spin_mutex, 6,i:   4,370,768 msg/sec
                 tbb::spin_mutex, 7,s:   4,879,025 msg/sec
                 tbb::spin_mutex, 7,i:   4,361,965 msg/sec
                 tbb::spin_mutex, 8,s:   4,263,100 msg/sec
                 tbb::spin_mutex, 8,i:   4,077,702 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,367,479 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,335,799 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,137,471 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,845,612 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,552,183 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,619,546 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,012,904 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,358,028 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,537,715 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,621,849 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,895,940 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,734,566 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,897,916 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,122,881 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,916,528 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,465,486 msg/sec
     xenium::michael_scott_queue, 1,s:   9,518,928 msg/sec
     xenium::michael_scott_queue, 1,i:   9,587,374 msg/sec
     xenium::michael_scott_queue, 2,s:   8,557,339 msg/sec
     xenium::michael_scott_queue, 2,i:   8,553,267 msg/sec
     xenium::michael_scott_queue, 3,s:   7,397,427 msg/sec
     xenium::michael_scott_queue, 3,i:   7,582,163 msg/sec
     xenium::michael_scott_queue, 4,s:   6,347,398 msg/sec
     xenium::michael_scott_queue, 4,i:   6,332,776 msg/sec
     xenium::michael_scott_queue, 5,s:   6,284,630 msg/sec
     xenium::michael_scott_queue, 5,i:   6,662,475 msg/sec
     xenium::michael_scott_queue, 6,s:   6,477,445 msg/sec
     xenium::michael_scott_queue, 6,i:   6,930,528 msg/sec
     xenium::michael_scott_queue, 7,s:   6,340,377 msg/sec
     xenium::michael_scott_queue, 7,i:   6,659,020 msg/sec
     xenium::michael_scott_queue, 8,s:   6,005,243 msg/sec
     xenium::michael_scott_queue, 8,i:   6,064,012 msg/sec
         xenium::ramalhete_queue, 1,s:  32,205,602 msg/sec
         xenium::ramalhete_queue, 1,i:  32,408,468 msg/sec
         xenium::ramalhete_queue, 2,s:  23,488,914 msg/sec
         xenium::ramalhete_queue, 2,i:  23,369,277 msg/sec
         xenium::ramalhete_queue, 3,s:  29,105,860 msg/sec
         xenium::ramalhete_queue, 3,i:  28,429,259 msg/sec
         xenium::ramalhete_queue, 4,s:  33,913,908 msg/sec
         xenium::ramalhete_queue, 4,i:  33,513,889 msg/sec
         xenium::ramalhete_queue, 5,s:  32,285,842 msg/sec
         xenium::ramalhete_queue, 5,i:  36,594,593 msg/sec
         xenium::ramalhete_queue, 6,s:  34,324,326 msg/sec
         xenium::ramalhete_queue, 6,i:  39,412,550 msg/sec
         xenium::ramalhete_queue, 7,s:  34,985,398 msg/sec
         xenium::ramalhete_queue, 7,i:  41,057,877 msg/sec
         xenium::ramalhete_queue, 8,s:  35,532,310 msg/sec
         xenium::ramalhete_queue, 8,i:  44,046,847 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,028,308 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,932,858 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,278,706 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,728,142 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,700,536 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,237,548 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,618,390 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,351,469 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,646,269 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,373,897 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,860,189 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,503,091 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,180,199 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,053,207 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,432,832 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,327,924 msg/sec
                     AtomicQueue, 1,s:  62,111,096 msg/sec
                     AtomicQueue, 1,i:  57,646,366 msg/sec
                     AtomicQueue, 2,s:  12,402,285 msg/sec
                     AtomicQueue, 2,i:  11,941,787 msg/sec
                     AtomicQueue, 3,s:  10,729,072 msg/sec
                     AtomicQueue, 3,i:   9,949,001 msg/sec
                     AtomicQueue, 4,s:   8,197,290 msg/sec
                     AtomicQueue, 4,i:   8,184,199 msg/sec
                     AtomicQueue, 5,s:   8,045,923 msg/sec
                     AtomicQueue, 5,i:   8,090,567 msg/sec
                     AtomicQueue, 6,s:   7,784,551 msg/sec
                     AtomicQueue, 6,i:   7,624,828 msg/sec
                     AtomicQueue, 7,s:   7,062,366 msg/sec
                     AtomicQueue, 7,i:   7,960,471 msg/sec
                     AtomicQueue, 8,s:   6,370,191 msg/sec
                     AtomicQueue, 8,i:   7,469,559 msg/sec
                    AtomicQueueB, 1,s:  90,382,050 msg/sec
                    AtomicQueueB, 1,i:  43,164,185 msg/sec
                    AtomicQueueB, 2,s:  11,701,418 msg/sec
                    AtomicQueueB, 2,i:  11,514,576 msg/sec
                    AtomicQueueB, 3,s:  10,833,961 msg/sec
                    AtomicQueueB, 3,i:  10,171,557 msg/sec
                    AtomicQueueB, 4,s:   8,068,614 msg/sec
                    AtomicQueueB, 4,i:   7,902,225 msg/sec
                    AtomicQueueB, 5,s:   7,652,826 msg/sec
                    AtomicQueueB, 5,i:   7,777,954 msg/sec
                    AtomicQueueB, 6,s:   7,209,155 msg/sec
                    AtomicQueueB, 6,i:   7,513,328 msg/sec
                    AtomicQueueB, 7,s:   6,895,933 msg/sec
                    AtomicQueueB, 7,i:   7,761,107 msg/sec
                    AtomicQueueB, 8,s:   6,209,793 msg/sec
                    AtomicQueueB, 8,i:   7,191,742 msg/sec
             OptimistAtomicQueue, 1,s: 724,551,575 msg/sec
             OptimistAtomicQueue, 1,i: 539,234,936 msg/sec
             OptimistAtomicQueue, 2,s:  32,652,929 msg/sec
             OptimistAtomicQueue, 2,i:  32,727,695 msg/sec
             OptimistAtomicQueue, 3,s:  36,671,058 msg/sec
             OptimistAtomicQueue, 3,i:  37,396,404 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,679 msg/sec
             OptimistAtomicQueue, 4,i:  39,376,068 msg/sec
             OptimistAtomicQueue, 5,s:  42,437,224 msg/sec
             OptimistAtomicQueue, 5,i:  46,123,327 msg/sec
             OptimistAtomicQueue, 6,s:  42,624,257 msg/sec
             OptimistAtomicQueue, 6,i:  50,269,025 msg/sec
             OptimistAtomicQueue, 7,s:  44,758,715 msg/sec
             OptimistAtomicQueue, 7,i:  52,981,083 msg/sec
             OptimistAtomicQueue, 8,s:  46,327,780 msg/sec
             OptimistAtomicQueue, 8,i:  49,080,951 msg/sec
            OptimistAtomicQueueB, 1,s: 410,326,565 msg/sec
            OptimistAtomicQueueB, 1,i:  76,593,383 msg/sec
            OptimistAtomicQueueB, 2,s:  32,211,546 msg/sec
            OptimistAtomicQueueB, 2,i:  32,182,678 msg/sec
            OptimistAtomicQueueB, 3,s:  36,222,230 msg/sec
            OptimistAtomicQueueB, 3,i:  36,938,900 msg/sec
            OptimistAtomicQueueB, 4,s:  38,675,723 msg/sec
            OptimistAtomicQueueB, 4,i:  38,460,913 msg/sec
            OptimistAtomicQueueB, 5,s:  36,246,828 msg/sec
            OptimistAtomicQueueB, 5,i:  45,287,571 msg/sec
            OptimistAtomicQueueB, 6,s:  39,494,986 msg/sec
            OptimistAtomicQueueB, 6,i:  47,716,678 msg/sec
            OptimistAtomicQueueB, 7,s:  42,286,847 msg/sec
            OptimistAtomicQueueB, 7,i:  47,668,788 msg/sec
            OptimistAtomicQueueB, 8,s:  44,096,281 msg/sec
            OptimistAtomicQueueB, 8,i:  48,254,024 msg/sec
                    AtomicQueue2, 1,s:  22,955,082 msg/sec
                    AtomicQueue2, 1,i:  22,864,291 msg/sec
                    AtomicQueue2, 2,s:  11,726,602 msg/sec
                    AtomicQueue2, 2,i:  11,418,713 msg/sec
                    AtomicQueue2, 3,s:   9,855,982 msg/sec
                    AtomicQueue2, 3,i:   9,358,545 msg/sec
                    AtomicQueue2, 4,s:   8,080,466 msg/sec
                    AtomicQueue2, 4,i:   8,026,565 msg/sec
                    AtomicQueue2, 5,s:   7,898,057 msg/sec
                    AtomicQueue2, 5,i:   8,043,822 msg/sec
                    AtomicQueue2, 6,s:   7,698,021 msg/sec
                    AtomicQueue2, 6,i:   7,496,559 msg/sec
                    AtomicQueue2, 7,s:   7,178,820 msg/sec
                    AtomicQueue2, 7,i:   7,894,369 msg/sec
                    AtomicQueue2, 8,s:   6,405,369 msg/sec
                    AtomicQueue2, 8,i:   7,267,970 msg/sec
                   AtomicQueueB2, 1,s:  35,995,459 msg/sec
                   AtomicQueueB2, 1,i:  32,601,776 msg/sec
                   AtomicQueueB2, 2,s:  11,452,553 msg/sec
                   AtomicQueueB2, 2,i:  11,159,711 msg/sec
                   AtomicQueueB2, 3,s:   9,694,094 msg/sec
                   AtomicQueueB2, 3,i:   9,596,058 msg/sec
                   AtomicQueueB2, 4,s:   7,957,277 msg/sec
                   AtomicQueueB2, 4,i:   7,904,432 msg/sec
                   AtomicQueueB2, 5,s:   7,589,396 msg/sec
                   AtomicQueueB2, 5,i:   7,620,357 msg/sec
                   AtomicQueueB2, 6,s:   7,267,791 msg/sec
                   AtomicQueueB2, 6,i:   7,423,331 msg/sec
                   AtomicQueueB2, 7,s:   6,837,391 msg/sec
                   AtomicQueueB2, 7,i:   7,688,410 msg/sec
                   AtomicQueueB2, 8,s:   6,301,947 msg/sec
                   AtomicQueueB2, 8,i:   7,127,671 msg/sec
            OptimistAtomicQueue2, 1,s: 590,924,783 msg/sec
            OptimistAtomicQueue2, 1,i:  57,323,343 msg/sec
            OptimistAtomicQueue2, 2,s:  24,277,958 msg/sec
            OptimistAtomicQueue2, 2,i:  24,010,102 msg/sec
            OptimistAtomicQueue2, 3,s:  30,512,193 msg/sec
            OptimistAtomicQueue2, 3,i:  29,953,195 msg/sec
            OptimistAtomicQueue2, 4,s:  33,162,765 msg/sec
            OptimistAtomicQueue2, 4,i:  34,439,391 msg/sec
            OptimistAtomicQueue2, 5,s:  37,194,350 msg/sec
            OptimistAtomicQueue2, 5,i:  40,358,645 msg/sec
            OptimistAtomicQueue2, 6,s:  40,222,244 msg/sec
            OptimistAtomicQueue2, 6,i:  49,166,053 msg/sec
            OptimistAtomicQueue2, 7,s:  43,386,567 msg/sec
            OptimistAtomicQueue2, 7,i:  48,245,053 msg/sec
            OptimistAtomicQueue2, 8,s:  43,833,951 msg/sec
            OptimistAtomicQueue2, 8,i:  49,603,487 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,155,298 msg/sec
           OptimistAtomicQueueB2, 1,i:  68,548,321 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,607,402 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,165,820 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,672,624 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,338,272 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,332,349 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,963,096 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,547,236 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,974,757 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,610,277 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,380,621 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,171,703 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,525,875 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,130,781 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,078,188 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000123 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000268 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000261 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[156] 275m:33s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,025,211 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,327,474 msg/sec
          boost::lockfree::queue, 1,s:   6,820,262 msg/sec
          boost::lockfree::queue, 1,i:   6,827,401 msg/sec
          boost::lockfree::queue, 2,s:   7,515,023 msg/sec
          boost::lockfree::queue, 2,i:   7,495,011 msg/sec
          boost::lockfree::queue, 3,s:   7,335,970 msg/sec
          boost::lockfree::queue, 3,i:   7,547,779 msg/sec
          boost::lockfree::queue, 4,s:   6,421,043 msg/sec
          boost::lockfree::queue, 4,i:   6,753,792 msg/sec
          boost::lockfree::queue, 5,s:   6,453,252 msg/sec
          boost::lockfree::queue, 5,i:   6,520,536 msg/sec
          boost::lockfree::queue, 6,s:   5,973,661 msg/sec
          boost::lockfree::queue, 6,i:   6,123,572 msg/sec
          boost::lockfree::queue, 7,s:   5,883,518 msg/sec
          boost::lockfree::queue, 7,i:   5,983,030 msg/sec
          boost::lockfree::queue, 8,s:   5,474,434 msg/sec
          boost::lockfree::queue, 8,i:   5,644,468 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 486,175,124 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 483,395,485 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,823,005 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,668,673 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,879,035 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,334,946 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,315,608 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,453,377 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  42,943,045 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,152,034 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,357,607 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,465,909 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,377,007 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,275,662 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  45,760,189 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,881,255 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,330,432 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,074,388 msg/sec
                pthread_spinlock, 1,s:  28,703,356 msg/sec
                pthread_spinlock, 1,i:  25,272,114 msg/sec
                pthread_spinlock, 2,s:  16,142,682 msg/sec
                pthread_spinlock, 2,i:  16,904,889 msg/sec
                pthread_spinlock, 3,s:   8,282,261 msg/sec
                pthread_spinlock, 3,i:  12,010,445 msg/sec
                pthread_spinlock, 4,s:   6,478,453 msg/sec
                pthread_spinlock, 4,i:   9,257,978 msg/sec
                pthread_spinlock, 5,s:   8,802,202 msg/sec
                pthread_spinlock, 5,i:   9,168,625 msg/sec
                pthread_spinlock, 6,s:   8,599,816 msg/sec
                pthread_spinlock, 6,i:   8,447,912 msg/sec
                pthread_spinlock, 7,s:   7,677,877 msg/sec
                pthread_spinlock, 7,i:   7,895,513 msg/sec
                pthread_spinlock, 8,s:   6,662,752 msg/sec
                pthread_spinlock, 8,i:   7,269,223 msg/sec
                      std::mutex, 1,s:   6,625,621 msg/sec
                      std::mutex, 1,i:   6,503,204 msg/sec
                      std::mutex, 2,s:   5,657,574 msg/sec
                      std::mutex, 2,i:   6,082,521 msg/sec
                      std::mutex, 3,s:   5,887,642 msg/sec
                      std::mutex, 3,i:   5,574,977 msg/sec
                      std::mutex, 4,s:   5,918,249 msg/sec
                      std::mutex, 4,i:   6,224,388 msg/sec
                      std::mutex, 5,s:   6,030,166 msg/sec
                      std::mutex, 5,i:   6,109,387 msg/sec
                      std::mutex, 6,s:   5,929,885 msg/sec
                      std::mutex, 6,i:   5,960,540 msg/sec
                      std::mutex, 7,s:   5,854,289 msg/sec
                      std::mutex, 7,i:   5,853,139 msg/sec
                      std::mutex, 8,s:   5,727,141 msg/sec
                      std::mutex, 8,i:   5,764,303 msg/sec
                 tbb::spin_mutex, 1,s:  37,795,382 msg/sec
                 tbb::spin_mutex, 1,i:  37,578,315 msg/sec
                 tbb::spin_mutex, 2,s:  21,182,189 msg/sec
                 tbb::spin_mutex, 2,i:  18,382,822 msg/sec
                 tbb::spin_mutex, 3,s:   7,630,969 msg/sec
                 tbb::spin_mutex, 3,i:  10,334,676 msg/sec
                 tbb::spin_mutex, 4,s:   3,129,189 msg/sec
                 tbb::spin_mutex, 4,i:   6,329,407 msg/sec
                 tbb::spin_mutex, 5,s:   5,442,301 msg/sec
                 tbb::spin_mutex, 5,i:   5,854,716 msg/sec
                 tbb::spin_mutex, 6,s:   5,387,809 msg/sec
                 tbb::spin_mutex, 6,i:   4,391,449 msg/sec
                 tbb::spin_mutex, 7,s:   4,658,669 msg/sec
                 tbb::spin_mutex, 7,i:   4,315,521 msg/sec
                 tbb::spin_mutex, 8,s:   4,268,928 msg/sec
                 tbb::spin_mutex, 8,i:   4,057,698 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,473,487 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,209,952 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,907,049 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,441,415 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,983,804 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,762,351 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,295,361 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,294,787 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,575,429 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,180,417 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,871,132 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,500,204 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,949,031 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,629,446 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,056,220 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,776,211 msg/sec
     xenium::michael_scott_queue, 1,s:   9,963,760 msg/sec
     xenium::michael_scott_queue, 1,i:   9,743,203 msg/sec
     xenium::michael_scott_queue, 2,s:   8,511,892 msg/sec
     xenium::michael_scott_queue, 2,i:   8,656,430 msg/sec
     xenium::michael_scott_queue, 3,s:   7,119,734 msg/sec
     xenium::michael_scott_queue, 3,i:   7,628,213 msg/sec
     xenium::michael_scott_queue, 4,s:   6,239,003 msg/sec
     xenium::michael_scott_queue, 4,i:   6,379,148 msg/sec
     xenium::michael_scott_queue, 5,s:   6,280,367 msg/sec
     xenium::michael_scott_queue, 5,i:   6,770,412 msg/sec
     xenium::michael_scott_queue, 6,s:   6,508,949 msg/sec
     xenium::michael_scott_queue, 6,i:   6,984,878 msg/sec
     xenium::michael_scott_queue, 7,s:   6,326,350 msg/sec
     xenium::michael_scott_queue, 7,i:   6,534,814 msg/sec
     xenium::michael_scott_queue, 8,s:   6,027,876 msg/sec
     xenium::michael_scott_queue, 8,i:   6,079,202 msg/sec
         xenium::ramalhete_queue, 1,s:  31,822,093 msg/sec
         xenium::ramalhete_queue, 1,i:  31,969,201 msg/sec
         xenium::ramalhete_queue, 2,s:  23,519,832 msg/sec
         xenium::ramalhete_queue, 2,i:  23,288,079 msg/sec
         xenium::ramalhete_queue, 3,s:  29,089,070 msg/sec
         xenium::ramalhete_queue, 3,i:  28,396,676 msg/sec
         xenium::ramalhete_queue, 4,s:  33,752,379 msg/sec
         xenium::ramalhete_queue, 4,i:  33,437,931 msg/sec
         xenium::ramalhete_queue, 5,s:  32,184,641 msg/sec
         xenium::ramalhete_queue, 5,i:  38,397,191 msg/sec
         xenium::ramalhete_queue, 6,s:  33,917,671 msg/sec
         xenium::ramalhete_queue, 6,i:  38,886,100 msg/sec
         xenium::ramalhete_queue, 7,s:  35,186,063 msg/sec
         xenium::ramalhete_queue, 7,i:  41,423,218 msg/sec
         xenium::ramalhete_queue, 8,s:  35,644,784 msg/sec
         xenium::ramalhete_queue, 8,i:  44,221,267 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,768,209 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,207,221 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,058,610 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,741,700 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,604,362 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,871,586 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,426,121 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,020,530 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,702,605 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,331,310 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,965,047 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,460,866 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,274,360 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,024,295 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,404,597 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,251,863 msg/sec
                     AtomicQueue, 1,s:  66,301,240 msg/sec
                     AtomicQueue, 1,i:  56,700,792 msg/sec
                     AtomicQueue, 2,s:  12,332,113 msg/sec
                     AtomicQueue, 2,i:  11,741,296 msg/sec
                     AtomicQueue, 3,s:  10,779,714 msg/sec
                     AtomicQueue, 3,i:   9,915,377 msg/sec
                     AtomicQueue, 4,s:   8,156,125 msg/sec
                     AtomicQueue, 4,i:   8,210,944 msg/sec
                     AtomicQueue, 5,s:   8,058,021 msg/sec
                     AtomicQueue, 5,i:   8,014,842 msg/sec
                     AtomicQueue, 6,s:   7,696,277 msg/sec
                     AtomicQueue, 6,i:   7,606,828 msg/sec
                     AtomicQueue, 7,s:   7,112,192 msg/sec
                     AtomicQueue, 7,i:   7,972,872 msg/sec
                     AtomicQueue, 8,s:   6,319,488 msg/sec
                     AtomicQueue, 8,i:   7,463,831 msg/sec
                    AtomicQueueB, 1,s:  43,827,771 msg/sec
                    AtomicQueueB, 1,i:  43,022,843 msg/sec
                    AtomicQueueB, 2,s:  11,805,223 msg/sec
                    AtomicQueueB, 2,i:  11,525,938 msg/sec
                    AtomicQueueB, 3,s:  10,979,565 msg/sec
                    AtomicQueueB, 3,i:  10,089,733 msg/sec
                    AtomicQueueB, 4,s:   8,105,849 msg/sec
                    AtomicQueueB, 4,i:   8,013,788 msg/sec
                    AtomicQueueB, 5,s:   7,687,988 msg/sec
                    AtomicQueueB, 5,i:   7,747,506 msg/sec
                    AtomicQueueB, 6,s:   7,354,510 msg/sec
                    AtomicQueueB, 6,i:   7,522,040 msg/sec
                    AtomicQueueB, 7,s:   6,883,876 msg/sec
                    AtomicQueueB, 7,i:   7,706,149 msg/sec
                    AtomicQueueB, 8,s:   6,240,726 msg/sec
                    AtomicQueueB, 8,i:   7,192,377 msg/sec
             OptimistAtomicQueue, 1,s: 698,950,368 msg/sec
             OptimistAtomicQueue, 1,i: 518,426,699 msg/sec
             OptimistAtomicQueue, 2,s:  32,126,499 msg/sec
             OptimistAtomicQueue, 2,i:  32,199,782 msg/sec
             OptimistAtomicQueue, 3,s:  36,599,006 msg/sec
             OptimistAtomicQueue, 3,i:  37,311,311 msg/sec
             OptimistAtomicQueue, 4,s:  39,271,622 msg/sec
             OptimistAtomicQueue, 4,i:  39,346,741 msg/sec
             OptimistAtomicQueue, 5,s:  41,799,358 msg/sec
             OptimistAtomicQueue, 5,i:  46,372,443 msg/sec
             OptimistAtomicQueue, 6,s:  42,783,769 msg/sec
             OptimistAtomicQueue, 6,i:  50,460,602 msg/sec
             OptimistAtomicQueue, 7,s:  44,067,784 msg/sec
             OptimistAtomicQueue, 7,i:  52,076,869 msg/sec
             OptimistAtomicQueue, 8,s:  46,385,975 msg/sec
             OptimistAtomicQueue, 8,i:  49,212,286 msg/sec
            OptimistAtomicQueueB, 1,s: 115,571,830 msg/sec
            OptimistAtomicQueueB, 1,i:  80,670,971 msg/sec
            OptimistAtomicQueueB, 2,s:  32,237,009 msg/sec
            OptimistAtomicQueueB, 2,i:  31,938,666 msg/sec
            OptimistAtomicQueueB, 3,s:  36,203,686 msg/sec
            OptimistAtomicQueueB, 3,i:  36,818,812 msg/sec
            OptimistAtomicQueueB, 4,s:  38,669,162 msg/sec
            OptimistAtomicQueueB, 4,i:  38,693,870 msg/sec
            OptimistAtomicQueueB, 5,s:  40,288,633 msg/sec
            OptimistAtomicQueueB, 5,i:  45,553,800 msg/sec
            OptimistAtomicQueueB, 6,s:  40,822,493 msg/sec
            OptimistAtomicQueueB, 6,i:  48,758,249 msg/sec
            OptimistAtomicQueueB, 7,s:  42,335,151 msg/sec
            OptimistAtomicQueueB, 7,i:  50,848,959 msg/sec
            OptimistAtomicQueueB, 8,s:  44,310,307 msg/sec
            OptimistAtomicQueueB, 8,i:  47,673,845 msg/sec
                    AtomicQueue2, 1,s:  22,853,254 msg/sec
                    AtomicQueue2, 1,i:  22,828,667 msg/sec
                    AtomicQueue2, 2,s:  11,879,578 msg/sec
                    AtomicQueue2, 2,i:  11,413,194 msg/sec
                    AtomicQueue2, 3,s:   9,344,750 msg/sec
                    AtomicQueue2, 3,i:   9,350,461 msg/sec
                    AtomicQueue2, 4,s:   8,081,611 msg/sec
                    AtomicQueue2, 4,i:   8,068,497 msg/sec
                    AtomicQueue2, 5,s:   7,947,233 msg/sec
                    AtomicQueue2, 5,i:   8,020,217 msg/sec
                    AtomicQueue2, 6,s:   7,784,101 msg/sec
                    AtomicQueue2, 6,i:   7,553,206 msg/sec
                    AtomicQueue2, 7,s:   7,164,569 msg/sec
                    AtomicQueue2, 7,i:   7,904,950 msg/sec
                    AtomicQueue2, 8,s:   6,387,569 msg/sec
                    AtomicQueue2, 8,i:   7,346,716 msg/sec
                   AtomicQueueB2, 1,s:  36,295,078 msg/sec
                   AtomicQueueB2, 1,i:  32,623,013 msg/sec
                   AtomicQueueB2, 2,s:  11,409,969 msg/sec
                   AtomicQueueB2, 2,i:  11,094,783 msg/sec
                   AtomicQueueB2, 3,s:   9,612,490 msg/sec
                   AtomicQueueB2, 3,i:   9,522,881 msg/sec
                   AtomicQueueB2, 4,s:   8,026,821 msg/sec
                   AtomicQueueB2, 4,i:   7,795,977 msg/sec
                   AtomicQueueB2, 5,s:   7,511,888 msg/sec
                   AtomicQueueB2, 5,i:   7,728,581 msg/sec
                   AtomicQueueB2, 6,s:   7,290,376 msg/sec
                   AtomicQueueB2, 6,i:   7,438,203 msg/sec
                   AtomicQueueB2, 7,s:   6,908,590 msg/sec
                   AtomicQueueB2, 7,i:   7,698,584 msg/sec
                   AtomicQueueB2, 8,s:   6,248,839 msg/sec
                   AtomicQueueB2, 8,i:   7,095,570 msg/sec
            OptimistAtomicQueue2, 1,s: 378,831,250 msg/sec
            OptimistAtomicQueue2, 1,i:  32,013,391 msg/sec
            OptimistAtomicQueue2, 2,s:  26,212,168 msg/sec
            OptimistAtomicQueue2, 2,i:  24,272,107 msg/sec
            OptimistAtomicQueue2, 3,s:  30,531,319 msg/sec
            OptimistAtomicQueue2, 3,i:  29,968,891 msg/sec
            OptimistAtomicQueue2, 4,s:  33,288,937 msg/sec
            OptimistAtomicQueue2, 4,i:  33,294,421 msg/sec
            OptimistAtomicQueue2, 5,s:  37,348,852 msg/sec
            OptimistAtomicQueue2, 5,i:  41,091,220 msg/sec
            OptimistAtomicQueue2, 6,s:  40,267,751 msg/sec
            OptimistAtomicQueue2, 6,i:  49,187,208 msg/sec
            OptimistAtomicQueue2, 7,s:  42,678,669 msg/sec
            OptimistAtomicQueue2, 7,i:  51,446,375 msg/sec
            OptimistAtomicQueue2, 8,s:  44,508,004 msg/sec
            OptimistAtomicQueue2, 8,i:  48,732,187 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,007,411 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,947,195 msg/sec
           OptimistAtomicQueueB2, 2,s:  23,668,981 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,832,707 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,702,498 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,159,548 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,306,252 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,074,276 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,592,643 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,162,775 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,659,115 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,441,342 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,118,888 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,173,750 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,170,732 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,586,787 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000249 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000455 sec/round-trip
                 tbb::spin_mutex: 0.000000287 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000225 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[157] 274m:14s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,469,495 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,275,612 msg/sec
          boost::lockfree::queue, 1,s:   6,923,541 msg/sec
          boost::lockfree::queue, 1,i:   6,846,226 msg/sec
          boost::lockfree::queue, 2,s:   7,626,140 msg/sec
          boost::lockfree::queue, 2,i:   7,536,207 msg/sec
          boost::lockfree::queue, 3,s:   7,390,122 msg/sec
          boost::lockfree::queue, 3,i:   7,523,533 msg/sec
          boost::lockfree::queue, 4,s:   6,420,440 msg/sec
          boost::lockfree::queue, 4,i:   6,817,926 msg/sec
          boost::lockfree::queue, 5,s:   6,399,342 msg/sec
          boost::lockfree::queue, 5,i:   6,467,159 msg/sec
          boost::lockfree::queue, 6,s:   5,969,030 msg/sec
          boost::lockfree::queue, 6,i:   6,094,411 msg/sec
          boost::lockfree::queue, 7,s:   5,854,394 msg/sec
          boost::lockfree::queue, 7,i:   5,949,874 msg/sec
          boost::lockfree::queue, 8,s:   5,422,746 msg/sec
          boost::lockfree::queue, 8,i:   5,566,559 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 497,961,842 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 439,266,468 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,777,066 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,712,018 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,450,721 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,374,516 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,472,808 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,994,864 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,685,095 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,996,499 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,040,688 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,670,958 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,452,461 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,732,395 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,880,757 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,456,974 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,103,308 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,077,284 msg/sec
                pthread_spinlock, 1,s:  28,521,828 msg/sec
                pthread_spinlock, 1,i:  25,434,397 msg/sec
                pthread_spinlock, 2,s:  16,216,124 msg/sec
                pthread_spinlock, 2,i:  17,323,029 msg/sec
                pthread_spinlock, 3,s:   8,356,927 msg/sec
                pthread_spinlock, 3,i:  12,146,241 msg/sec
                pthread_spinlock, 4,s:   6,485,679 msg/sec
                pthread_spinlock, 4,i:   8,992,998 msg/sec
                pthread_spinlock, 5,s:   8,760,367 msg/sec
                pthread_spinlock, 5,i:   9,034,190 msg/sec
                pthread_spinlock, 6,s:   8,242,886 msg/sec
                pthread_spinlock, 6,i:   9,225,053 msg/sec
                pthread_spinlock, 7,s:   7,532,767 msg/sec
                pthread_spinlock, 7,i:   7,672,857 msg/sec
                pthread_spinlock, 8,s:   6,778,297 msg/sec
                pthread_spinlock, 8,i:   6,950,580 msg/sec
                      std::mutex, 1,s:   5,749,246 msg/sec
                      std::mutex, 1,i:   7,070,696 msg/sec
                      std::mutex, 2,s:   5,731,624 msg/sec
                      std::mutex, 2,i:   5,833,222 msg/sec
                      std::mutex, 3,s:   5,008,047 msg/sec
                      std::mutex, 3,i:   5,740,327 msg/sec
                      std::mutex, 4,s:   6,304,359 msg/sec
                      std::mutex, 4,i:   6,343,488 msg/sec
                      std::mutex, 5,s:   6,045,451 msg/sec
                      std::mutex, 5,i:   6,118,306 msg/sec
                      std::mutex, 6,s:   5,739,093 msg/sec
                      std::mutex, 6,i:   5,967,017 msg/sec
                      std::mutex, 7,s:   5,942,906 msg/sec
                      std::mutex, 7,i:   5,931,612 msg/sec
                      std::mutex, 8,s:   5,727,045 msg/sec
                      std::mutex, 8,i:   5,790,561 msg/sec
                 tbb::spin_mutex, 1,s:  37,853,917 msg/sec
                 tbb::spin_mutex, 1,i:  37,897,565 msg/sec
                 tbb::spin_mutex, 2,s:  21,151,387 msg/sec
                 tbb::spin_mutex, 2,i:  18,472,098 msg/sec
                 tbb::spin_mutex, 3,s:   8,406,583 msg/sec
                 tbb::spin_mutex, 3,i:  11,196,862 msg/sec
                 tbb::spin_mutex, 4,s:   3,250,254 msg/sec
                 tbb::spin_mutex, 4,i:   6,259,450 msg/sec
                 tbb::spin_mutex, 5,s:   5,105,488 msg/sec
                 tbb::spin_mutex, 5,i:   5,723,315 msg/sec
                 tbb::spin_mutex, 6,s:   5,256,138 msg/sec
                 tbb::spin_mutex, 6,i:   4,405,481 msg/sec
                 tbb::spin_mutex, 7,s:   4,867,721 msg/sec
                 tbb::spin_mutex, 7,i:   4,308,397 msg/sec
                 tbb::spin_mutex, 8,s:   4,247,393 msg/sec
                 tbb::spin_mutex, 8,i:   4,207,883 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,312,231 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,290,525 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,846,032 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,435,479 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,499,123 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,599,510 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,943,532 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,307,829 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,516,601 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,594,210 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,881,112 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,715,118 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,767,594 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,056,259 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,918,426 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,451,102 msg/sec
     xenium::michael_scott_queue, 1,s:  10,026,541 msg/sec
     xenium::michael_scott_queue, 1,i:   9,868,677 msg/sec
     xenium::michael_scott_queue, 2,s:   8,340,674 msg/sec
     xenium::michael_scott_queue, 2,i:   8,345,671 msg/sec
     xenium::michael_scott_queue, 3,s:   7,082,223 msg/sec
     xenium::michael_scott_queue, 3,i:   7,654,870 msg/sec
     xenium::michael_scott_queue, 4,s:   6,345,556 msg/sec
     xenium::michael_scott_queue, 4,i:   6,342,881 msg/sec
     xenium::michael_scott_queue, 5,s:   6,292,882 msg/sec
     xenium::michael_scott_queue, 5,i:   6,720,000 msg/sec
     xenium::michael_scott_queue, 6,s:   6,519,837 msg/sec
     xenium::michael_scott_queue, 6,i:   6,770,288 msg/sec
     xenium::michael_scott_queue, 7,s:   6,343,661 msg/sec
     xenium::michael_scott_queue, 7,i:   6,460,971 msg/sec
     xenium::michael_scott_queue, 8,s:   5,936,370 msg/sec
     xenium::michael_scott_queue, 8,i:   6,131,244 msg/sec
         xenium::ramalhete_queue, 1,s:  30,639,629 msg/sec
         xenium::ramalhete_queue, 1,i:  30,569,851 msg/sec
         xenium::ramalhete_queue, 2,s:  23,234,292 msg/sec
         xenium::ramalhete_queue, 2,i:  22,966,594 msg/sec
         xenium::ramalhete_queue, 3,s:  28,781,522 msg/sec
         xenium::ramalhete_queue, 3,i:  28,173,202 msg/sec
         xenium::ramalhete_queue, 4,s:  33,668,097 msg/sec
         xenium::ramalhete_queue, 4,i:  33,312,793 msg/sec
         xenium::ramalhete_queue, 5,s:  31,927,981 msg/sec
         xenium::ramalhete_queue, 5,i:  35,840,460 msg/sec
         xenium::ramalhete_queue, 6,s:  34,054,587 msg/sec
         xenium::ramalhete_queue, 6,i:  38,893,693 msg/sec
         xenium::ramalhete_queue, 7,s:  35,276,668 msg/sec
         xenium::ramalhete_queue, 7,i:  40,772,283 msg/sec
         xenium::ramalhete_queue, 8,s:  35,476,806 msg/sec
         xenium::ramalhete_queue, 8,i:  43,517,032 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,908,386 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  60,644,560 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,162,117 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,459,579 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,654,374 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,899,297 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,459,977 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,395,169 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,081,166 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,133,488 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,051,014 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,256,375 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,224,221 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,959,359 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,438,118 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,356,703 msg/sec
                     AtomicQueue, 1,s:  70,790,388 msg/sec
                     AtomicQueue, 1,i:  56,442,776 msg/sec
                     AtomicQueue, 2,s:  12,147,629 msg/sec
                     AtomicQueue, 2,i:  11,717,143 msg/sec
                     AtomicQueue, 3,s:  10,756,120 msg/sec
                     AtomicQueue, 3,i:   9,929,412 msg/sec
                     AtomicQueue, 4,s:   8,150,849 msg/sec
                     AtomicQueue, 4,i:   8,170,087 msg/sec
                     AtomicQueue, 5,s:   8,041,924 msg/sec
                     AtomicQueue, 5,i:   8,093,132 msg/sec
                     AtomicQueue, 6,s:   7,720,869 msg/sec
                     AtomicQueue, 6,i:   7,611,642 msg/sec
                     AtomicQueue, 7,s:   7,104,730 msg/sec
                     AtomicQueue, 7,i:   7,954,289 msg/sec
                     AtomicQueue, 8,s:   6,332,328 msg/sec
                     AtomicQueue, 8,i:   7,462,296 msg/sec
                    AtomicQueueB, 1,s:  44,559,133 msg/sec
                    AtomicQueueB, 1,i:  43,039,916 msg/sec
                    AtomicQueueB, 2,s:  11,847,040 msg/sec
                    AtomicQueueB, 2,i:  11,475,567 msg/sec
                    AtomicQueueB, 3,s:  10,945,668 msg/sec
                    AtomicQueueB, 3,i:  10,176,157 msg/sec
                    AtomicQueueB, 4,s:   8,057,632 msg/sec
                    AtomicQueueB, 4,i:   7,937,634 msg/sec
                    AtomicQueueB, 5,s:   7,567,753 msg/sec
                    AtomicQueueB, 5,i:   7,837,463 msg/sec
                    AtomicQueueB, 6,s:   7,278,353 msg/sec
                    AtomicQueueB, 6,i:   7,546,275 msg/sec
                    AtomicQueueB, 7,s:   6,911,809 msg/sec
                    AtomicQueueB, 7,i:   7,749,325 msg/sec
                    AtomicQueueB, 8,s:   6,208,392 msg/sec
                    AtomicQueueB, 8,i:   7,196,855 msg/sec
             OptimistAtomicQueue, 1,s: 820,247,817 msg/sec
             OptimistAtomicQueue, 1,i: 668,247,405 msg/sec
             OptimistAtomicQueue, 2,s:  32,157,501 msg/sec
             OptimistAtomicQueue, 2,i:  32,207,596 msg/sec
             OptimistAtomicQueue, 3,s:  36,617,816 msg/sec
             OptimistAtomicQueue, 3,i:  37,268,123 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,223 msg/sec
             OptimistAtomicQueue, 4,i:  39,434,757 msg/sec
             OptimistAtomicQueue, 5,s:  42,421,907 msg/sec
             OptimistAtomicQueue, 5,i:  47,342,187 msg/sec
             OptimistAtomicQueue, 6,s:  42,608,759 msg/sec
             OptimistAtomicQueue, 6,i:  49,775,838 msg/sec
             OptimistAtomicQueue, 7,s:  44,338,035 msg/sec
             OptimistAtomicQueue, 7,i:  53,040,716 msg/sec
             OptimistAtomicQueue, 8,s:  46,249,208 msg/sec
             OptimistAtomicQueue, 8,i:  48,589,531 msg/sec
            OptimistAtomicQueueB, 1,s: 116,642,431 msg/sec
            OptimistAtomicQueueB, 1,i:  77,428,855 msg/sec
            OptimistAtomicQueueB, 2,s:  32,230,698 msg/sec
            OptimistAtomicQueueB, 2,i:  31,809,092 msg/sec
            OptimistAtomicQueueB, 3,s:  36,260,975 msg/sec
            OptimistAtomicQueueB, 3,i:  36,931,087 msg/sec
            OptimistAtomicQueueB, 4,s:  38,611,457 msg/sec
            OptimistAtomicQueueB, 4,i:  38,590,729 msg/sec
            OptimistAtomicQueueB, 5,s:  40,866,432 msg/sec
            OptimistAtomicQueueB, 5,i:  45,139,618 msg/sec
            OptimistAtomicQueueB, 6,s:  41,026,124 msg/sec
            OptimistAtomicQueueB, 6,i:  49,106,369 msg/sec
            OptimistAtomicQueueB, 7,s:  41,609,978 msg/sec
            OptimistAtomicQueueB, 7,i:  47,915,588 msg/sec
            OptimistAtomicQueueB, 8,s:  44,267,448 msg/sec
            OptimistAtomicQueueB, 8,i:  48,103,284 msg/sec
                    AtomicQueue2, 1,s:  23,112,693 msg/sec
                    AtomicQueue2, 1,i:  23,140,762 msg/sec
                    AtomicQueue2, 2,s:  11,966,460 msg/sec
                    AtomicQueue2, 2,i:  11,447,910 msg/sec
                    AtomicQueue2, 3,s:   9,734,837 msg/sec
                    AtomicQueue2, 3,i:   9,328,704 msg/sec
                    AtomicQueue2, 4,s:   8,054,099 msg/sec
                    AtomicQueue2, 4,i:   8,054,449 msg/sec
                    AtomicQueue2, 5,s:   7,911,570 msg/sec
                    AtomicQueue2, 5,i:   8,062,682 msg/sec
                    AtomicQueue2, 6,s:   7,880,807 msg/sec
                    AtomicQueue2, 6,i:   7,518,959 msg/sec
                    AtomicQueue2, 7,s:   7,171,922 msg/sec
                    AtomicQueue2, 7,i:   7,881,047 msg/sec
                    AtomicQueue2, 8,s:   6,394,721 msg/sec
                    AtomicQueue2, 8,i:   7,401,599 msg/sec
                   AtomicQueueB2, 1,s:  38,710,049 msg/sec
                   AtomicQueueB2, 1,i:  35,513,990 msg/sec
                   AtomicQueueB2, 2,s:  11,288,399 msg/sec
                   AtomicQueueB2, 2,i:  11,168,921 msg/sec
                   AtomicQueueB2, 3,s:   9,672,726 msg/sec
                   AtomicQueueB2, 3,i:   9,495,625 msg/sec
                   AtomicQueueB2, 4,s:   7,942,213 msg/sec
                   AtomicQueueB2, 4,i:   7,749,841 msg/sec
                   AtomicQueueB2, 5,s:   7,571,807 msg/sec
                   AtomicQueueB2, 5,i:   7,663,549 msg/sec
                   AtomicQueueB2, 6,s:   7,198,637 msg/sec
                   AtomicQueueB2, 6,i:   7,464,960 msg/sec
                   AtomicQueueB2, 7,s:   6,836,277 msg/sec
                   AtomicQueueB2, 7,i:   7,699,718 msg/sec
                   AtomicQueueB2, 8,s:   6,325,528 msg/sec
                   AtomicQueueB2, 8,i:   7,110,201 msg/sec
            OptimistAtomicQueue2, 1,s:  31,789,656 msg/sec
            OptimistAtomicQueue2, 1,i:  32,936,626 msg/sec
            OptimistAtomicQueue2, 2,s:  29,487,689 msg/sec
            OptimistAtomicQueue2, 2,i:  23,874,905 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,573 msg/sec
            OptimistAtomicQueue2, 3,i:  29,966,380 msg/sec
            OptimistAtomicQueue2, 4,s:  33,571,209 msg/sec
            OptimistAtomicQueue2, 4,i:  33,089,644 msg/sec
            OptimistAtomicQueue2, 5,s:  36,958,199 msg/sec
            OptimistAtomicQueue2, 5,i:  40,296,575 msg/sec
            OptimistAtomicQueue2, 6,s:  40,415,747 msg/sec
            OptimistAtomicQueue2, 6,i:  49,338,805 msg/sec
            OptimistAtomicQueue2, 7,s:  42,904,379 msg/sec
            OptimistAtomicQueue2, 7,i:  51,220,926 msg/sec
            OptimistAtomicQueue2, 8,s:  43,891,412 msg/sec
            OptimistAtomicQueue2, 8,i:  49,375,780 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,375,880 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,866,600 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,211,210 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,093,705 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,708,158 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,320,510 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,974,132 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,828,772 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,578,962 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,258,922 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,489,678 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,253,918 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,087,378 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,702,327 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,333,857 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,947,503 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000142 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000222 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000248 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000276 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000175 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[158] 272m:54s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,656,327 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,962,184 msg/sec
          boost::lockfree::queue, 1,s:   6,844,012 msg/sec
          boost::lockfree::queue, 1,i:   6,846,610 msg/sec
          boost::lockfree::queue, 2,s:   7,696,875 msg/sec
          boost::lockfree::queue, 2,i:   7,375,991 msg/sec
          boost::lockfree::queue, 3,s:   7,414,393 msg/sec
          boost::lockfree::queue, 3,i:   7,553,912 msg/sec
          boost::lockfree::queue, 4,s:   6,422,919 msg/sec
          boost::lockfree::queue, 4,i:   6,748,022 msg/sec
          boost::lockfree::queue, 5,s:   6,415,679 msg/sec
          boost::lockfree::queue, 5,i:   6,463,771 msg/sec
          boost::lockfree::queue, 6,s:   5,972,273 msg/sec
          boost::lockfree::queue, 6,i:   6,127,235 msg/sec
          boost::lockfree::queue, 7,s:   6,007,419 msg/sec
          boost::lockfree::queue, 7,i:   6,088,355 msg/sec
          boost::lockfree::queue, 8,s:   5,428,563 msg/sec
          boost::lockfree::queue, 8,i:   5,587,167 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  50,112,166 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  49,247,905 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  28,930,789 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,701,190 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,945,256 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,105,946 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,581,898 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,931,732 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,695,297 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,887,345 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,332,517 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,854,764 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,245,575 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,274,246 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,036,293 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,886,219 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,299,069 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,767,963 msg/sec
                pthread_spinlock, 1,s:  28,525,578 msg/sec
                pthread_spinlock, 1,i:  25,404,180 msg/sec
                pthread_spinlock, 2,s:  15,566,748 msg/sec
                pthread_spinlock, 2,i:  16,918,214 msg/sec
                pthread_spinlock, 3,s:   8,407,258 msg/sec
                pthread_spinlock, 3,i:  12,106,186 msg/sec
                pthread_spinlock, 4,s:   6,474,240 msg/sec
                pthread_spinlock, 4,i:   8,920,464 msg/sec
                pthread_spinlock, 5,s:   8,673,186 msg/sec
                pthread_spinlock, 5,i:   8,922,785 msg/sec
                pthread_spinlock, 6,s:   8,337,569 msg/sec
                pthread_spinlock, 6,i:   8,449,996 msg/sec
                pthread_spinlock, 7,s:   7,548,856 msg/sec
                pthread_spinlock, 7,i:   7,667,532 msg/sec
                pthread_spinlock, 8,s:   6,676,335 msg/sec
                pthread_spinlock, 8,i:   7,444,993 msg/sec
                      std::mutex, 1,s:   6,187,540 msg/sec
                      std::mutex, 1,i:   5,757,927 msg/sec
                      std::mutex, 2,s:   4,888,430 msg/sec
                      std::mutex, 2,i:   5,588,699 msg/sec
                      std::mutex, 3,s:   4,646,800 msg/sec
                      std::mutex, 3,i:   5,455,048 msg/sec
                      std::mutex, 4,s:   6,272,286 msg/sec
                      std::mutex, 4,i:   6,366,775 msg/sec
                      std::mutex, 5,s:   6,125,419 msg/sec
                      std::mutex, 5,i:   6,120,712 msg/sec
                      std::mutex, 6,s:   6,029,674 msg/sec
                      std::mutex, 6,i:   5,970,291 msg/sec
                      std::mutex, 7,s:   5,902,111 msg/sec
                      std::mutex, 7,i:   5,960,226 msg/sec
                      std::mutex, 8,s:   5,738,388 msg/sec
                      std::mutex, 8,i:   5,802,982 msg/sec
                 tbb::spin_mutex, 1,s:  37,920,444 msg/sec
                 tbb::spin_mutex, 1,i:  33,076,296 msg/sec
                 tbb::spin_mutex, 2,s:  21,267,421 msg/sec
                 tbb::spin_mutex, 2,i:  18,451,181 msg/sec
                 tbb::spin_mutex, 3,s:   7,921,716 msg/sec
                 tbb::spin_mutex, 3,i:  10,314,877 msg/sec
                 tbb::spin_mutex, 4,s:   3,073,876 msg/sec
                 tbb::spin_mutex, 4,i:   6,373,414 msg/sec
                 tbb::spin_mutex, 5,s:   5,316,700 msg/sec
                 tbb::spin_mutex, 5,i:   5,804,459 msg/sec
                 tbb::spin_mutex, 6,s:   5,325,113 msg/sec
                 tbb::spin_mutex, 6,i:   4,375,966 msg/sec
                 tbb::spin_mutex, 7,s:   4,856,660 msg/sec
                 tbb::spin_mutex, 7,i:   4,295,972 msg/sec
                 tbb::spin_mutex, 8,s:   4,260,634 msg/sec
                 tbb::spin_mutex, 8,i:   4,159,564 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,426,770 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,441,397 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,879,655 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,775,757 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,182,204 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,680,675 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,343,505 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,261,234 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,544,267 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,175,115 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,970,963 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,390,742 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,048,783 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,628,900 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,069,630 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,749,033 msg/sec
     xenium::michael_scott_queue, 1,s:   9,554,534 msg/sec
     xenium::michael_scott_queue, 1,i:   9,416,957 msg/sec
     xenium::michael_scott_queue, 2,s:   8,366,177 msg/sec
     xenium::michael_scott_queue, 2,i:   8,497,601 msg/sec
     xenium::michael_scott_queue, 3,s:   7,270,540 msg/sec
     xenium::michael_scott_queue, 3,i:   7,527,277 msg/sec
     xenium::michael_scott_queue, 4,s:   6,305,769 msg/sec
     xenium::michael_scott_queue, 4,i:   6,384,477 msg/sec
     xenium::michael_scott_queue, 5,s:   6,307,028 msg/sec
     xenium::michael_scott_queue, 5,i:   6,755,280 msg/sec
     xenium::michael_scott_queue, 6,s:   6,522,100 msg/sec
     xenium::michael_scott_queue, 6,i:   6,885,403 msg/sec
     xenium::michael_scott_queue, 7,s:   6,287,821 msg/sec
     xenium::michael_scott_queue, 7,i:   6,508,333 msg/sec
     xenium::michael_scott_queue, 8,s:   6,001,777 msg/sec
     xenium::michael_scott_queue, 8,i:   6,176,416 msg/sec
         xenium::ramalhete_queue, 1,s:  32,302,976 msg/sec
         xenium::ramalhete_queue, 1,i:  32,332,150 msg/sec
         xenium::ramalhete_queue, 2,s:  24,253,332 msg/sec
         xenium::ramalhete_queue, 2,i:  23,475,495 msg/sec
         xenium::ramalhete_queue, 3,s:  29,237,673 msg/sec
         xenium::ramalhete_queue, 3,i:  28,670,043 msg/sec
         xenium::ramalhete_queue, 4,s:  33,841,302 msg/sec
         xenium::ramalhete_queue, 4,i:  33,438,703 msg/sec
         xenium::ramalhete_queue, 5,s:  32,094,234 msg/sec
         xenium::ramalhete_queue, 5,i:  35,996,973 msg/sec
         xenium::ramalhete_queue, 6,s:  33,582,383 msg/sec
         xenium::ramalhete_queue, 6,i:  39,294,084 msg/sec
         xenium::ramalhete_queue, 7,s:  35,117,079 msg/sec
         xenium::ramalhete_queue, 7,i:  41,179,457 msg/sec
         xenium::ramalhete_queue, 8,s:  35,493,095 msg/sec
         xenium::ramalhete_queue, 8,i:  44,072,695 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,788,736 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,018,125 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,883,808 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,746,238 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,651,069 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,646,122 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,415,622 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,407,531 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,888,737 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,355,533 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,134,823 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,494,550 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,214,589 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,115,255 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,450,516 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,326,635 msg/sec
                     AtomicQueue, 1,s:  58,768,660 msg/sec
                     AtomicQueue, 1,i:  56,685,080 msg/sec
                     AtomicQueue, 2,s:  12,306,815 msg/sec
                     AtomicQueue, 2,i:  11,716,112 msg/sec
                     AtomicQueue, 3,s:  10,801,073 msg/sec
                     AtomicQueue, 3,i:   9,926,523 msg/sec
                     AtomicQueue, 4,s:   8,228,494 msg/sec
                     AtomicQueue, 4,i:   8,184,380 msg/sec
                     AtomicQueue, 5,s:   8,046,073 msg/sec
                     AtomicQueue, 5,i:   8,110,739 msg/sec
                     AtomicQueue, 6,s:   7,775,326 msg/sec
                     AtomicQueue, 6,i:   7,604,098 msg/sec
                     AtomicQueue, 7,s:   7,193,948 msg/sec
                     AtomicQueue, 7,i:   7,982,141 msg/sec
                     AtomicQueue, 8,s:   6,317,291 msg/sec
                     AtomicQueue, 8,i:   7,460,108 msg/sec
                    AtomicQueueB, 1,s:  67,518,568 msg/sec
                    AtomicQueueB, 1,i:  43,937,448 msg/sec
                    AtomicQueueB, 2,s:  11,876,245 msg/sec
                    AtomicQueueB, 2,i:  11,509,272 msg/sec
                    AtomicQueueB, 3,s:  11,020,803 msg/sec
                    AtomicQueueB, 3,i:  10,169,319 msg/sec
                    AtomicQueueB, 4,s:   8,030,555 msg/sec
                    AtomicQueueB, 4,i:   8,080,906 msg/sec
                    AtomicQueueB, 5,s:   7,607,496 msg/sec
                    AtomicQueueB, 5,i:   7,813,171 msg/sec
                    AtomicQueueB, 6,s:   7,348,567 msg/sec
                    AtomicQueueB, 6,i:   7,575,288 msg/sec
                    AtomicQueueB, 7,s:   6,868,770 msg/sec
                    AtomicQueueB, 7,i:   7,736,466 msg/sec
                    AtomicQueueB, 8,s:   6,301,237 msg/sec
                    AtomicQueueB, 8,i:   7,112,849 msg/sec
             OptimistAtomicQueue, 1,s: 677,193,297 msg/sec
             OptimistAtomicQueue, 1,i: 532,114,507 msg/sec
             OptimistAtomicQueue, 2,s:  32,659,034 msg/sec
             OptimistAtomicQueue, 2,i:  32,729,031 msg/sec
             OptimistAtomicQueue, 3,s:  36,653,533 msg/sec
             OptimistAtomicQueue, 3,i:  37,426,898 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,011 msg/sec
             OptimistAtomicQueue, 4,i:  39,374,637 msg/sec
             OptimistAtomicQueue, 5,s:  42,547,948 msg/sec
             OptimistAtomicQueue, 5,i:  46,199,238 msg/sec
             OptimistAtomicQueue, 6,s:  42,327,161 msg/sec
             OptimistAtomicQueue, 6,i:  49,805,144 msg/sec
             OptimistAtomicQueue, 7,s:  44,330,650 msg/sec
             OptimistAtomicQueue, 7,i:  52,995,813 msg/sec
             OptimistAtomicQueue, 8,s:  46,457,296 msg/sec
             OptimistAtomicQueue, 8,i:  48,672,082 msg/sec
            OptimistAtomicQueueB, 1,s:  87,125,850 msg/sec
            OptimistAtomicQueueB, 1,i: 137,452,826 msg/sec
            OptimistAtomicQueueB, 2,s:  32,095,513 msg/sec
            OptimistAtomicQueueB, 2,i:  32,212,074 msg/sec
            OptimistAtomicQueueB, 3,s:  36,291,972 msg/sec
            OptimistAtomicQueueB, 3,i:  36,922,171 msg/sec
            OptimistAtomicQueueB, 4,s:  38,707,196 msg/sec
            OptimistAtomicQueueB, 4,i:  38,643,450 msg/sec
            OptimistAtomicQueueB, 5,s:  41,058,098 msg/sec
            OptimistAtomicQueueB, 5,i:  46,211,390 msg/sec
            OptimistAtomicQueueB, 6,s:  41,010,591 msg/sec
            OptimistAtomicQueueB, 6,i:  49,229,791 msg/sec
            OptimistAtomicQueueB, 7,s:  42,401,365 msg/sec
            OptimistAtomicQueueB, 7,i:  47,907,800 msg/sec
            OptimistAtomicQueueB, 8,s:  44,566,415 msg/sec
            OptimistAtomicQueueB, 8,i:  49,145,330 msg/sec
                    AtomicQueue2, 1,s:  22,863,517 msg/sec
                    AtomicQueue2, 1,i:  22,962,646 msg/sec
                    AtomicQueue2, 2,s:  11,932,288 msg/sec
                    AtomicQueue2, 2,i:  11,391,206 msg/sec
                    AtomicQueue2, 3,s:   9,379,022 msg/sec
                    AtomicQueue2, 3,i:   9,553,764 msg/sec
                    AtomicQueue2, 4,s:   8,102,369 msg/sec
                    AtomicQueue2, 4,i:   8,053,106 msg/sec
                    AtomicQueue2, 5,s:   7,960,515 msg/sec
                    AtomicQueue2, 5,i:   8,029,660 msg/sec
                    AtomicQueue2, 6,s:   7,766,332 msg/sec
                    AtomicQueue2, 6,i:   7,534,748 msg/sec
                    AtomicQueue2, 7,s:   7,097,354 msg/sec
                    AtomicQueue2, 7,i:   7,896,258 msg/sec
                    AtomicQueue2, 8,s:   6,410,478 msg/sec
                    AtomicQueue2, 8,i:   7,320,763 msg/sec
                   AtomicQueueB2, 1,s:  35,956,788 msg/sec
                   AtomicQueueB2, 1,i:  32,594,690 msg/sec
                   AtomicQueueB2, 2,s:  11,456,832 msg/sec
                   AtomicQueueB2, 2,i:  11,074,226 msg/sec
                   AtomicQueueB2, 3,s:   9,513,544 msg/sec
                   AtomicQueueB2, 3,i:   9,505,011 msg/sec
                   AtomicQueueB2, 4,s:   8,003,584 msg/sec
                   AtomicQueueB2, 4,i:   7,775,999 msg/sec
                   AtomicQueueB2, 5,s:   7,507,406 msg/sec
                   AtomicQueueB2, 5,i:   7,783,853 msg/sec
                   AtomicQueueB2, 6,s:   7,229,728 msg/sec
                   AtomicQueueB2, 6,i:   7,453,123 msg/sec
                   AtomicQueueB2, 7,s:   6,885,874 msg/sec
                   AtomicQueueB2, 7,i:   7,691,296 msg/sec
                   AtomicQueueB2, 8,s:   6,351,331 msg/sec
                   AtomicQueueB2, 8,i:   7,085,179 msg/sec
            OptimistAtomicQueue2, 1,s: 458,074,134 msg/sec
            OptimistAtomicQueue2, 1,i:  32,252,893 msg/sec
            OptimistAtomicQueue2, 2,s:  24,868,708 msg/sec
            OptimistAtomicQueue2, 2,i:  24,023,364 msg/sec
            OptimistAtomicQueue2, 3,s:  30,314,783 msg/sec
            OptimistAtomicQueue2, 3,i:  30,086,793 msg/sec
            OptimistAtomicQueue2, 4,s:  33,174,556 msg/sec
            OptimistAtomicQueue2, 4,i:  33,380,138 msg/sec
            OptimistAtomicQueue2, 5,s:  37,199,748 msg/sec
            OptimistAtomicQueue2, 5,i:  41,057,261 msg/sec
            OptimistAtomicQueue2, 6,s:  40,484,766 msg/sec
            OptimistAtomicQueue2, 6,i:  49,272,734 msg/sec
            OptimistAtomicQueue2, 7,s:  43,309,261 msg/sec
            OptimistAtomicQueue2, 7,i:  51,384,320 msg/sec
            OptimistAtomicQueue2, 8,s:  43,822,537 msg/sec
            OptimistAtomicQueue2, 8,i:  48,677,830 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,655,062 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,877,044 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,716,226 msg/sec
           OptimistAtomicQueueB2, 2,i:  29,780,811 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,912,341 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,640,989 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,312,348 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,857,790 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,730,307 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,340,915 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,433,938 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,512,698 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,805,654 msg/sec
           OptimistAtomicQueueB2, 7,i:  42,994,018 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,211,494 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,170,287 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000135 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000242 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000276 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[159] 271m:35s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,804,434 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,407,923 msg/sec
          boost::lockfree::queue, 1,s:   6,844,697 msg/sec
          boost::lockfree::queue, 1,i:   6,967,102 msg/sec
          boost::lockfree::queue, 2,s:   7,679,863 msg/sec
          boost::lockfree::queue, 2,i:   7,465,122 msg/sec
          boost::lockfree::queue, 3,s:   7,477,747 msg/sec
          boost::lockfree::queue, 3,i:   7,593,172 msg/sec
          boost::lockfree::queue, 4,s:   6,421,601 msg/sec
          boost::lockfree::queue, 4,i:   6,812,758 msg/sec
          boost::lockfree::queue, 5,s:   6,406,939 msg/sec
          boost::lockfree::queue, 5,i:   6,526,534 msg/sec
          boost::lockfree::queue, 6,s:   5,953,458 msg/sec
          boost::lockfree::queue, 6,i:   6,134,764 msg/sec
          boost::lockfree::queue, 7,s:   5,979,795 msg/sec
          boost::lockfree::queue, 7,i:   6,048,784 msg/sec
          boost::lockfree::queue, 8,s:   5,396,971 msg/sec
          boost::lockfree::queue, 8,i:   5,536,367 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 491,991,364 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 124,307,425 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,703,200 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,761,579 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,298,907 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,508,024 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,868,126 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,062,573 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,053,519 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,006,942 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,377,282 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,437,777 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,314,231 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,479,821 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,108,788 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,051,926 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,087,740 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  19,877,227 msg/sec
                pthread_spinlock, 1,s:  29,004,810 msg/sec
                pthread_spinlock, 1,i:  25,446,089 msg/sec
                pthread_spinlock, 2,s:  16,237,941 msg/sec
                pthread_spinlock, 2,i:  17,021,082 msg/sec
                pthread_spinlock, 3,s:   8,438,270 msg/sec
                pthread_spinlock, 3,i:  12,061,849 msg/sec
                pthread_spinlock, 4,s:   6,492,273 msg/sec
                pthread_spinlock, 4,i:   8,748,555 msg/sec
                pthread_spinlock, 5,s:   8,649,353 msg/sec
                pthread_spinlock, 5,i:   9,049,540 msg/sec
                pthread_spinlock, 6,s:   8,280,007 msg/sec
                pthread_spinlock, 6,i:   8,953,576 msg/sec
                pthread_spinlock, 7,s:   7,463,447 msg/sec
                pthread_spinlock, 7,i:   7,945,613 msg/sec
                pthread_spinlock, 8,s:   6,741,349 msg/sec
                pthread_spinlock, 8,i:   7,167,570 msg/sec
                      std::mutex, 1,s:   7,066,989 msg/sec
                      std::mutex, 1,i:   6,584,091 msg/sec
                      std::mutex, 2,s:   5,698,190 msg/sec
                      std::mutex, 2,i:   5,635,662 msg/sec
                      std::mutex, 3,s:   6,057,091 msg/sec
                      std::mutex, 3,i:   6,075,979 msg/sec
                      std::mutex, 4,s:   6,219,376 msg/sec
                      std::mutex, 4,i:   6,201,096 msg/sec
                      std::mutex, 5,s:   6,031,630 msg/sec
                      std::mutex, 5,i:   6,177,433 msg/sec
                      std::mutex, 6,s:   5,794,668 msg/sec
                      std::mutex, 6,i:   5,987,045 msg/sec
                      std::mutex, 7,s:   5,749,319 msg/sec
                      std::mutex, 7,i:   5,818,217 msg/sec
                      std::mutex, 8,s:   5,620,573 msg/sec
                      std::mutex, 8,i:   5,667,031 msg/sec
                 tbb::spin_mutex, 1,s:  37,941,330 msg/sec
                 tbb::spin_mutex, 1,i:  37,560,715 msg/sec
                 tbb::spin_mutex, 2,s:  21,040,329 msg/sec
                 tbb::spin_mutex, 2,i:  18,613,831 msg/sec
                 tbb::spin_mutex, 3,s:   7,396,900 msg/sec
                 tbb::spin_mutex, 3,i:  10,953,307 msg/sec
                 tbb::spin_mutex, 4,s:   3,162,165 msg/sec
                 tbb::spin_mutex, 4,i:   6,277,029 msg/sec
                 tbb::spin_mutex, 5,s:   5,467,536 msg/sec
                 tbb::spin_mutex, 5,i:   5,654,946 msg/sec
                 tbb::spin_mutex, 6,s:   5,363,519 msg/sec
                 tbb::spin_mutex, 6,i:   4,339,599 msg/sec
                 tbb::spin_mutex, 7,s:   4,514,765 msg/sec
                 tbb::spin_mutex, 7,i:   4,327,008 msg/sec
                 tbb::spin_mutex, 8,s:   4,240,012 msg/sec
                 tbb::spin_mutex, 8,i:   4,170,293 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,006,026 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,741,672 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,957,395 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,807,004 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,213,948 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,216,891 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,089,441 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,206,876 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,532,916 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,378,146 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,594,910 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,735,365 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,672,246 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,133,244 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,766,904 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,907,681 msg/sec
     xenium::michael_scott_queue, 1,s:   9,278,656 msg/sec
     xenium::michael_scott_queue, 1,i:   9,348,619 msg/sec
     xenium::michael_scott_queue, 2,s:   8,510,081 msg/sec
     xenium::michael_scott_queue, 2,i:   8,522,595 msg/sec
     xenium::michael_scott_queue, 3,s:   7,351,664 msg/sec
     xenium::michael_scott_queue, 3,i:   7,544,107 msg/sec
     xenium::michael_scott_queue, 4,s:   6,294,910 msg/sec
     xenium::michael_scott_queue, 4,i:   6,326,520 msg/sec
     xenium::michael_scott_queue, 5,s:   6,295,581 msg/sec
     xenium::michael_scott_queue, 5,i:   6,670,011 msg/sec
     xenium::michael_scott_queue, 6,s:   6,461,167 msg/sec
     xenium::michael_scott_queue, 6,i:   6,826,165 msg/sec
     xenium::michael_scott_queue, 7,s:   6,277,325 msg/sec
     xenium::michael_scott_queue, 7,i:   6,440,724 msg/sec
     xenium::michael_scott_queue, 8,s:   5,974,681 msg/sec
     xenium::michael_scott_queue, 8,i:   6,243,479 msg/sec
         xenium::ramalhete_queue, 1,s:  31,567,879 msg/sec
         xenium::ramalhete_queue, 1,i:  31,651,512 msg/sec
         xenium::ramalhete_queue, 2,s:  23,638,595 msg/sec
         xenium::ramalhete_queue, 2,i:  23,146,452 msg/sec
         xenium::ramalhete_queue, 3,s:  29,131,605 msg/sec
         xenium::ramalhete_queue, 3,i:  28,402,385 msg/sec
         xenium::ramalhete_queue, 4,s:  33,681,303 msg/sec
         xenium::ramalhete_queue, 4,i:  33,464,050 msg/sec
         xenium::ramalhete_queue, 5,s:  32,055,938 msg/sec
         xenium::ramalhete_queue, 5,i:  35,990,042 msg/sec
         xenium::ramalhete_queue, 6,s:  33,962,605 msg/sec
         xenium::ramalhete_queue, 6,i:  38,745,131 msg/sec
         xenium::ramalhete_queue, 7,s:  35,225,968 msg/sec
         xenium::ramalhete_queue, 7,i:  40,998,211 msg/sec
         xenium::ramalhete_queue, 8,s:  35,562,054 msg/sec
         xenium::ramalhete_queue, 8,i:  43,893,699 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,711,036 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,432,633 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,036,295 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,019,954 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,738,806 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,915,565 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,593,551 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,136,383 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,672,556 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,295,000 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,182,561 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,213,595 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,129,994 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,915,864 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,419,090 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,502,334 msg/sec
                     AtomicQueue, 1,s:  76,538,317 msg/sec
                     AtomicQueue, 1,i:  56,866,010 msg/sec
                     AtomicQueue, 2,s:  12,321,176 msg/sec
                     AtomicQueue, 2,i:  11,747,376 msg/sec
                     AtomicQueue, 3,s:  10,725,866 msg/sec
                     AtomicQueue, 3,i:   9,956,171 msg/sec
                     AtomicQueue, 4,s:   8,162,228 msg/sec
                     AtomicQueue, 4,i:   8,226,566 msg/sec
                     AtomicQueue, 5,s:   8,018,581 msg/sec
                     AtomicQueue, 5,i:   8,146,037 msg/sec
                     AtomicQueue, 6,s:   7,658,897 msg/sec
                     AtomicQueue, 6,i:   7,615,661 msg/sec
                     AtomicQueue, 7,s:   7,176,447 msg/sec
                     AtomicQueue, 7,i:   7,968,572 msg/sec
                     AtomicQueue, 8,s:   6,362,508 msg/sec
                     AtomicQueue, 8,i:   7,463,677 msg/sec
                    AtomicQueueB, 1,s:  50,121,406 msg/sec
                    AtomicQueueB, 1,i:  43,003,625 msg/sec
                    AtomicQueueB, 2,s:  11,735,225 msg/sec
                    AtomicQueueB, 2,i:  11,509,275 msg/sec
                    AtomicQueueB, 3,s:  10,961,595 msg/sec
                    AtomicQueueB, 3,i:  10,164,880 msg/sec
                    AtomicQueueB, 4,s:   8,128,659 msg/sec
                    AtomicQueueB, 4,i:   7,988,139 msg/sec
                    AtomicQueueB, 5,s:   7,563,493 msg/sec
                    AtomicQueueB, 5,i:   7,812,512 msg/sec
                    AtomicQueueB, 6,s:   7,293,216 msg/sec
                    AtomicQueueB, 6,i:   7,530,901 msg/sec
                    AtomicQueueB, 7,s:   6,921,603 msg/sec
                    AtomicQueueB, 7,i:   7,701,870 msg/sec
                    AtomicQueueB, 8,s:   6,252,286 msg/sec
                    AtomicQueueB, 8,i:   7,136,515 msg/sec
             OptimistAtomicQueue, 1,s: 799,264,357 msg/sec
             OptimistAtomicQueue, 1,i: 580,357,706 msg/sec
             OptimistAtomicQueue, 2,s:  32,608,169 msg/sec
             OptimistAtomicQueue, 2,i:  32,692,332 msg/sec
             OptimistAtomicQueue, 3,s:  36,657,881 msg/sec
             OptimistAtomicQueue, 3,i:  37,431,703 msg/sec
             OptimistAtomicQueue, 4,s:  39,302,115 msg/sec
             OptimistAtomicQueue, 4,i:  39,372,696 msg/sec
             OptimistAtomicQueue, 5,s:  42,519,231 msg/sec
             OptimistAtomicQueue, 5,i:  46,530,687 msg/sec
             OptimistAtomicQueue, 6,s:  42,712,725 msg/sec
             OptimistAtomicQueue, 6,i:  49,875,195 msg/sec
             OptimistAtomicQueue, 7,s:  45,100,151 msg/sec
             OptimistAtomicQueue, 7,i:  53,087,509 msg/sec
             OptimistAtomicQueue, 8,s:  46,463,990 msg/sec
             OptimistAtomicQueue, 8,i:  49,033,749 msg/sec
            OptimistAtomicQueueB, 1,s:  78,207,589 msg/sec
            OptimistAtomicQueueB, 1,i:  77,527,278 msg/sec
            OptimistAtomicQueueB, 2,s:  31,665,965 msg/sec
            OptimistAtomicQueueB, 2,i:  32,282,778 msg/sec
            OptimistAtomicQueueB, 3,s:  36,204,840 msg/sec
            OptimistAtomicQueueB, 3,i:  36,979,194 msg/sec
            OptimistAtomicQueueB, 4,s:  38,743,171 msg/sec
            OptimistAtomicQueueB, 4,i:  38,717,895 msg/sec
            OptimistAtomicQueueB, 5,s:  40,744,134 msg/sec
            OptimistAtomicQueueB, 5,i:  46,044,215 msg/sec
            OptimistAtomicQueueB, 6,s:  41,124,092 msg/sec
            OptimistAtomicQueueB, 6,i:  49,272,722 msg/sec
            OptimistAtomicQueueB, 7,s:  42,302,052 msg/sec
            OptimistAtomicQueueB, 7,i:  51,275,842 msg/sec
            OptimistAtomicQueueB, 8,s:  44,238,609 msg/sec
            OptimistAtomicQueueB, 8,i:  47,982,614 msg/sec
                    AtomicQueue2, 1,s:  22,856,682 msg/sec
                    AtomicQueue2, 1,i:  22,861,890 msg/sec
                    AtomicQueue2, 2,s:  11,871,326 msg/sec
                    AtomicQueue2, 2,i:  11,436,854 msg/sec
                    AtomicQueue2, 3,s:   9,377,460 msg/sec
                    AtomicQueue2, 3,i:   9,386,545 msg/sec
                    AtomicQueue2, 4,s:   8,028,298 msg/sec
                    AtomicQueue2, 4,i:   8,056,034 msg/sec
                    AtomicQueue2, 5,s:   7,933,438 msg/sec
                    AtomicQueue2, 5,i:   8,032,781 msg/sec
                    AtomicQueue2, 6,s:   7,704,333 msg/sec
                    AtomicQueue2, 6,i:   7,511,421 msg/sec
                    AtomicQueue2, 7,s:   7,156,793 msg/sec
                    AtomicQueue2, 7,i:   7,879,626 msg/sec
                    AtomicQueue2, 8,s:   6,395,487 msg/sec
                    AtomicQueue2, 8,i:   7,331,549 msg/sec
                   AtomicQueueB2, 1,s:  36,235,843 msg/sec
                   AtomicQueueB2, 1,i:  32,617,295 msg/sec
                   AtomicQueueB2, 2,s:  11,444,462 msg/sec
                   AtomicQueueB2, 2,i:  11,101,240 msg/sec
                   AtomicQueueB2, 3,s:   9,618,847 msg/sec
                   AtomicQueueB2, 3,i:   9,579,395 msg/sec
                   AtomicQueueB2, 4,s:   7,960,045 msg/sec
                   AtomicQueueB2, 4,i:   7,901,951 msg/sec
                   AtomicQueueB2, 5,s:   7,605,908 msg/sec
                   AtomicQueueB2, 5,i:   7,727,017 msg/sec
                   AtomicQueueB2, 6,s:   7,172,119 msg/sec
                   AtomicQueueB2, 6,i:   7,424,538 msg/sec
                   AtomicQueueB2, 7,s:   6,863,466 msg/sec
                   AtomicQueueB2, 7,i:   7,707,388 msg/sec
                   AtomicQueueB2, 8,s:   6,333,258 msg/sec
                   AtomicQueueB2, 8,i:   7,158,214 msg/sec
            OptimistAtomicQueue2, 1,s: 524,173,231 msg/sec
            OptimistAtomicQueue2, 1,i:  34,858,450 msg/sec
            OptimistAtomicQueue2, 2,s:  24,263,616 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,735 msg/sec
            OptimistAtomicQueue2, 3,s:  29,896,453 msg/sec
            OptimistAtomicQueue2, 3,i:  29,620,853 msg/sec
            OptimistAtomicQueue2, 4,s:  33,164,143 msg/sec
            OptimistAtomicQueue2, 4,i:  33,165,667 msg/sec
            OptimistAtomicQueue2, 5,s:  37,318,352 msg/sec
            OptimistAtomicQueue2, 5,i:  40,710,052 msg/sec
            OptimistAtomicQueue2, 6,s:  40,644,349 msg/sec
            OptimistAtomicQueue2, 6,i:  49,017,592 msg/sec
            OptimistAtomicQueue2, 7,s:  42,911,601 msg/sec
            OptimistAtomicQueue2, 7,i:  51,540,390 msg/sec
            OptimistAtomicQueue2, 8,s:  44,050,674 msg/sec
            OptimistAtomicQueue2, 8,i:  48,711,949 msg/sec
           OptimistAtomicQueueB2, 1,s:  69,981,675 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,861,963 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,846,615 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,493,698 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,276,359 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,458,455 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,201,428 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,207,995 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,609,018 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,401,660 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,396,000 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,346,039 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,925,258 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,241,989 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,768,704 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,878,453 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000331 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000253 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000273 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[160] 270m:16s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,751,380 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,246,787 msg/sec
          boost::lockfree::queue, 1,s:   6,864,713 msg/sec
          boost::lockfree::queue, 1,i:   6,940,461 msg/sec
          boost::lockfree::queue, 2,s:   7,621,708 msg/sec
          boost::lockfree::queue, 2,i:   7,422,605 msg/sec
          boost::lockfree::queue, 3,s:   7,395,679 msg/sec
          boost::lockfree::queue, 3,i:   7,572,541 msg/sec
          boost::lockfree::queue, 4,s:   6,426,897 msg/sec
          boost::lockfree::queue, 4,i:   6,787,185 msg/sec
          boost::lockfree::queue, 5,s:   6,394,658 msg/sec
          boost::lockfree::queue, 5,i:   6,422,935 msg/sec
          boost::lockfree::queue, 6,s:   6,024,533 msg/sec
          boost::lockfree::queue, 6,i:   6,156,600 msg/sec
          boost::lockfree::queue, 7,s:   5,804,314 msg/sec
          boost::lockfree::queue, 7,i:   6,026,193 msg/sec
          boost::lockfree::queue, 8,s:   5,507,181 msg/sec
          boost::lockfree::queue, 8,i:   5,555,120 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 426,771,732 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  53,197,588 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,193,276 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,868,941 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,093,469 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,664,247 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,706,707 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,507,482 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,368,320 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,071,453 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,012,999 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,623,977 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,344,131 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,930,710 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,113,931 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  32,325,678 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,244,415 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,862,688 msg/sec
                pthread_spinlock, 1,s:  28,799,354 msg/sec
                pthread_spinlock, 1,i:  25,444,919 msg/sec
                pthread_spinlock, 2,s:  16,014,384 msg/sec
                pthread_spinlock, 2,i:  16,982,544 msg/sec
                pthread_spinlock, 3,s:   8,304,467 msg/sec
                pthread_spinlock, 3,i:  12,053,440 msg/sec
                pthread_spinlock, 4,s:   6,514,258 msg/sec
                pthread_spinlock, 4,i:   9,234,443 msg/sec
                pthread_spinlock, 5,s:   8,693,818 msg/sec
                pthread_spinlock, 5,i:   8,975,266 msg/sec
                pthread_spinlock, 6,s:   8,286,714 msg/sec
                pthread_spinlock, 6,i:   8,602,925 msg/sec
                pthread_spinlock, 7,s:   7,509,052 msg/sec
                pthread_spinlock, 7,i:   7,464,169 msg/sec
                pthread_spinlock, 8,s:   6,885,691 msg/sec
                pthread_spinlock, 8,i:   6,948,511 msg/sec
                      std::mutex, 1,s:   6,318,872 msg/sec
                      std::mutex, 1,i:   7,686,788 msg/sec
                      std::mutex, 2,s:   5,982,182 msg/sec
                      std::mutex, 2,i:   6,089,980 msg/sec
                      std::mutex, 3,s:   6,031,126 msg/sec
                      std::mutex, 3,i:   6,158,769 msg/sec
                      std::mutex, 4,s:   6,224,690 msg/sec
                      std::mutex, 4,i:   6,406,834 msg/sec
                      std::mutex, 5,s:   5,998,894 msg/sec
                      std::mutex, 5,i:   5,717,574 msg/sec
                      std::mutex, 6,s:   6,025,922 msg/sec
                      std::mutex, 6,i:   6,013,497 msg/sec
                      std::mutex, 7,s:   5,839,631 msg/sec
                      std::mutex, 7,i:   5,865,096 msg/sec
                      std::mutex, 8,s:   5,769,623 msg/sec
                      std::mutex, 8,i:   5,758,031 msg/sec
                 tbb::spin_mutex, 1,s:  37,710,410 msg/sec
                 tbb::spin_mutex, 1,i:  37,172,583 msg/sec
                 tbb::spin_mutex, 2,s:  21,356,555 msg/sec
                 tbb::spin_mutex, 2,i:  18,464,135 msg/sec
                 tbb::spin_mutex, 3,s:   8,129,777 msg/sec
                 tbb::spin_mutex, 3,i:  11,310,694 msg/sec
                 tbb::spin_mutex, 4,s:   3,227,600 msg/sec
                 tbb::spin_mutex, 4,i:   6,366,278 msg/sec
                 tbb::spin_mutex, 5,s:   5,194,232 msg/sec
                 tbb::spin_mutex, 5,i:   5,528,626 msg/sec
                 tbb::spin_mutex, 6,s:   5,287,135 msg/sec
                 tbb::spin_mutex, 6,i:   4,307,808 msg/sec
                 tbb::spin_mutex, 7,s:   4,853,567 msg/sec
                 tbb::spin_mutex, 7,i:   4,334,731 msg/sec
                 tbb::spin_mutex, 8,s:   4,263,123 msg/sec
                 tbb::spin_mutex, 8,i:   4,056,429 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,720,188 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,897,408 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,844,120 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,757,403 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,674,678 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,576,597 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,381,755 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,242,683 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,696,631 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,769,681 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,775,084 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,011,518 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,956,508 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,070,827 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,893,118 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,142,355 msg/sec
     xenium::michael_scott_queue, 1,s:   9,446,783 msg/sec
     xenium::michael_scott_queue, 1,i:   9,555,538 msg/sec
     xenium::michael_scott_queue, 2,s:   8,541,297 msg/sec
     xenium::michael_scott_queue, 2,i:   8,471,571 msg/sec
     xenium::michael_scott_queue, 3,s:   7,268,586 msg/sec
     xenium::michael_scott_queue, 3,i:   7,600,102 msg/sec
     xenium::michael_scott_queue, 4,s:   6,217,759 msg/sec
     xenium::michael_scott_queue, 4,i:   6,306,544 msg/sec
     xenium::michael_scott_queue, 5,s:   6,309,370 msg/sec
     xenium::michael_scott_queue, 5,i:   6,674,205 msg/sec
     xenium::michael_scott_queue, 6,s:   6,501,755 msg/sec
     xenium::michael_scott_queue, 6,i:   6,756,807 msg/sec
     xenium::michael_scott_queue, 7,s:   6,335,991 msg/sec
     xenium::michael_scott_queue, 7,i:   6,466,415 msg/sec
     xenium::michael_scott_queue, 8,s:   6,004,850 msg/sec
     xenium::michael_scott_queue, 8,i:   6,135,652 msg/sec
         xenium::ramalhete_queue, 1,s:  31,540,930 msg/sec
         xenium::ramalhete_queue, 1,i:  31,346,852 msg/sec
         xenium::ramalhete_queue, 2,s:  23,588,073 msg/sec
         xenium::ramalhete_queue, 2,i:  23,273,696 msg/sec
         xenium::ramalhete_queue, 3,s:  29,109,082 msg/sec
         xenium::ramalhete_queue, 3,i:  28,407,526 msg/sec
         xenium::ramalhete_queue, 4,s:  33,700,342 msg/sec
         xenium::ramalhete_queue, 4,i:  33,412,373 msg/sec
         xenium::ramalhete_queue, 5,s:  32,269,291 msg/sec
         xenium::ramalhete_queue, 5,i:  36,103,613 msg/sec
         xenium::ramalhete_queue, 6,s:  34,053,713 msg/sec
         xenium::ramalhete_queue, 6,i:  39,099,672 msg/sec
         xenium::ramalhete_queue, 7,s:  35,117,710 msg/sec
         xenium::ramalhete_queue, 7,i:  40,664,124 msg/sec
         xenium::ramalhete_queue, 8,s:  35,563,309 msg/sec
         xenium::ramalhete_queue, 8,i:  43,858,165 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,382,568 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 100,716,020 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,656,519 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,115,920 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,752,843 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,738,151 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,409,164 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,242,303 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,621,689 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,323,921 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,054,305 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,266,555 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,362,114 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,129,247 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,405,185 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,521,952 msg/sec
                     AtomicQueue, 1,s: 206,122,933 msg/sec
                     AtomicQueue, 1,i: 260,486,553 msg/sec
                     AtomicQueue, 2,s:  12,313,654 msg/sec
                     AtomicQueue, 2,i:  11,881,743 msg/sec
                     AtomicQueue, 3,s:  10,779,821 msg/sec
                     AtomicQueue, 3,i:   9,996,857 msg/sec
                     AtomicQueue, 4,s:   8,209,596 msg/sec
                     AtomicQueue, 4,i:   8,214,352 msg/sec
                     AtomicQueue, 5,s:   8,030,644 msg/sec
                     AtomicQueue, 5,i:   8,106,891 msg/sec
                     AtomicQueue, 6,s:   7,822,809 msg/sec
                     AtomicQueue, 6,i:   7,614,228 msg/sec
                     AtomicQueue, 7,s:   7,097,126 msg/sec
                     AtomicQueue, 7,i:   7,986,873 msg/sec
                     AtomicQueue, 8,s:   6,385,194 msg/sec
                     AtomicQueue, 8,i:   7,409,543 msg/sec
                    AtomicQueueB, 1,s:  55,010,167 msg/sec
                    AtomicQueueB, 1,i:  43,821,855 msg/sec
                    AtomicQueueB, 2,s:  11,800,742 msg/sec
                    AtomicQueueB, 2,i:  11,472,188 msg/sec
                    AtomicQueueB, 3,s:  11,050,117 msg/sec
                    AtomicQueueB, 3,i:  10,081,018 msg/sec
                    AtomicQueueB, 4,s:   8,083,535 msg/sec
                    AtomicQueueB, 4,i:   7,891,120 msg/sec
                    AtomicQueueB, 5,s:   7,622,080 msg/sec
                    AtomicQueueB, 5,i:   7,777,217 msg/sec
                    AtomicQueueB, 6,s:   7,463,595 msg/sec
                    AtomicQueueB, 6,i:   7,496,006 msg/sec
                    AtomicQueueB, 7,s:   6,807,588 msg/sec
                    AtomicQueueB, 7,i:   7,714,091 msg/sec
                    AtomicQueueB, 8,s:   6,208,196 msg/sec
                    AtomicQueueB, 8,i:   7,176,652 msg/sec
             OptimistAtomicQueue, 1,s: 757,292,346 msg/sec
             OptimistAtomicQueue, 1,i: 509,321,668 msg/sec
             OptimistAtomicQueue, 2,s:  32,641,577 msg/sec
             OptimistAtomicQueue, 2,i:  32,705,183 msg/sec
             OptimistAtomicQueue, 3,s:  36,554,944 msg/sec
             OptimistAtomicQueue, 3,i:  37,240,434 msg/sec
             OptimistAtomicQueue, 4,s:  39,304,827 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,312 msg/sec
             OptimistAtomicQueue, 5,s:  41,718,786 msg/sec
             OptimistAtomicQueue, 5,i:  46,251,373 msg/sec
             OptimistAtomicQueue, 6,s:  41,992,925 msg/sec
             OptimistAtomicQueue, 6,i:  50,435,525 msg/sec
             OptimistAtomicQueue, 7,s:  45,221,359 msg/sec
             OptimistAtomicQueue, 7,i:  49,389,149 msg/sec
             OptimistAtomicQueue, 8,s:  46,572,986 msg/sec
             OptimistAtomicQueue, 8,i:  49,355,602 msg/sec
            OptimistAtomicQueueB, 1,s: 242,367,073 msg/sec
            OptimistAtomicQueueB, 1,i:  87,114,648 msg/sec
            OptimistAtomicQueueB, 2,s:  32,196,062 msg/sec
            OptimistAtomicQueueB, 2,i:  31,799,508 msg/sec
            OptimistAtomicQueueB, 3,s:  36,141,325 msg/sec
            OptimistAtomicQueueB, 3,i:  36,925,357 msg/sec
            OptimistAtomicQueueB, 4,s:  38,773,973 msg/sec
            OptimistAtomicQueueB, 4,i:  38,551,686 msg/sec
            OptimistAtomicQueueB, 5,s:  40,455,838 msg/sec
            OptimistAtomicQueueB, 5,i:  45,339,525 msg/sec
            OptimistAtomicQueueB, 6,s:  40,583,529 msg/sec
            OptimistAtomicQueueB, 6,i:  48,943,001 msg/sec
            OptimistAtomicQueueB, 7,s:  42,637,661 msg/sec
            OptimistAtomicQueueB, 7,i:  48,084,143 msg/sec
            OptimistAtomicQueueB, 8,s:  44,534,748 msg/sec
            OptimistAtomicQueueB, 8,i:  48,719,498 msg/sec
                    AtomicQueue2, 1,s:  22,879,918 msg/sec
                    AtomicQueue2, 1,i:  22,869,812 msg/sec
                    AtomicQueue2, 2,s:  11,938,184 msg/sec
                    AtomicQueue2, 2,i:  11,442,440 msg/sec
                    AtomicQueue2, 3,s:   9,423,899 msg/sec
                    AtomicQueue2, 3,i:   9,536,197 msg/sec
                    AtomicQueue2, 4,s:   8,036,955 msg/sec
                    AtomicQueue2, 4,i:   8,051,312 msg/sec
                    AtomicQueue2, 5,s:   7,949,332 msg/sec
                    AtomicQueue2, 5,i:   8,033,656 msg/sec
                    AtomicQueue2, 6,s:   7,818,788 msg/sec
                    AtomicQueue2, 6,i:   7,529,988 msg/sec
                    AtomicQueue2, 7,s:   7,106,743 msg/sec
                    AtomicQueue2, 7,i:   7,878,842 msg/sec
                    AtomicQueue2, 8,s:   6,373,171 msg/sec
                    AtomicQueue2, 8,i:   7,335,350 msg/sec
                   AtomicQueueB2, 1,s:  39,076,220 msg/sec
                   AtomicQueueB2, 1,i:  33,428,416 msg/sec
                   AtomicQueueB2, 2,s:  11,336,990 msg/sec
                   AtomicQueueB2, 2,i:  11,121,834 msg/sec
                   AtomicQueueB2, 3,s:   9,571,573 msg/sec
                   AtomicQueueB2, 3,i:   9,554,119 msg/sec
                   AtomicQueueB2, 4,s:   7,920,225 msg/sec
                   AtomicQueueB2, 4,i:   7,874,071 msg/sec
                   AtomicQueueB2, 5,s:   7,538,342 msg/sec
                   AtomicQueueB2, 5,i:   7,771,353 msg/sec
                   AtomicQueueB2, 6,s:   7,244,446 msg/sec
                   AtomicQueueB2, 6,i:   7,491,126 msg/sec
                   AtomicQueueB2, 7,s:   6,861,223 msg/sec
                   AtomicQueueB2, 7,i:   7,699,780 msg/sec
                   AtomicQueueB2, 8,s:   6,295,315 msg/sec
                   AtomicQueueB2, 8,i:   7,054,668 msg/sec
            OptimistAtomicQueue2, 1,s: 383,817,155 msg/sec
            OptimistAtomicQueue2, 1,i:  32,383,420 msg/sec
            OptimistAtomicQueue2, 2,s:  26,200,797 msg/sec
            OptimistAtomicQueue2, 2,i:  22,495,911 msg/sec
            OptimistAtomicQueue2, 3,s:  30,642,229 msg/sec
            OptimistAtomicQueue2, 3,i:  29,888,030 msg/sec
            OptimistAtomicQueue2, 4,s:  33,240,944 msg/sec
            OptimistAtomicQueue2, 4,i:  34,065,021 msg/sec
            OptimistAtomicQueue2, 5,s:  37,211,655 msg/sec
            OptimistAtomicQueue2, 5,i:  40,070,205 msg/sec
            OptimistAtomicQueue2, 6,s:  40,357,392 msg/sec
            OptimistAtomicQueue2, 6,i:  49,217,512 msg/sec
            OptimistAtomicQueue2, 7,s:  42,739,750 msg/sec
            OptimistAtomicQueue2, 7,i:  47,973,489 msg/sec
            OptimistAtomicQueue2, 8,s:  44,066,242 msg/sec
            OptimistAtomicQueue2, 8,i:  48,253,672 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,178,986 msg/sec
           OptimistAtomicQueueB2, 1,i:  40,533,896 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,296,751 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,195,074 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,759,003 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,000,201 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,430,954 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,050,825 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,598,405 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,366,654 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,412,731 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,379,513 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,470,262 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,002,319 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,588,033 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,853,196 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000324 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000162 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000243 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000515 sec/round-trip
                 tbb::spin_mutex: 0.000000307 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000298 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000203 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[161] 268m:56s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,943,519 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,771,628 msg/sec
          boost::lockfree::queue, 1,s:   6,784,605 msg/sec
          boost::lockfree::queue, 1,i:   6,812,519 msg/sec
          boost::lockfree::queue, 2,s:   7,514,323 msg/sec
          boost::lockfree::queue, 2,i:   7,347,111 msg/sec
          boost::lockfree::queue, 3,s:   7,404,584 msg/sec
          boost::lockfree::queue, 3,i:   7,613,636 msg/sec
          boost::lockfree::queue, 4,s:   6,410,579 msg/sec
          boost::lockfree::queue, 4,i:   6,768,341 msg/sec
          boost::lockfree::queue, 5,s:   6,394,988 msg/sec
          boost::lockfree::queue, 5,i:   6,507,840 msg/sec
          boost::lockfree::queue, 6,s:   6,002,696 msg/sec
          boost::lockfree::queue, 6,i:   6,095,725 msg/sec
          boost::lockfree::queue, 7,s:   5,899,171 msg/sec
          boost::lockfree::queue, 7,i:   6,062,068 msg/sec
          boost::lockfree::queue, 8,s:   5,470,882 msg/sec
          boost::lockfree::queue, 8,i:   5,642,322 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 397,754,833 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 403,634,364 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,920,754 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,316,822 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,706,276 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,597,624 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,869,232 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,239,978 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,238,029 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,182,508 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,497,569 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,741,146 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,412,880 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,780,644 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,174,355 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,098,096 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,403,978 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,928,127 msg/sec
                pthread_spinlock, 1,s:  29,050,671 msg/sec
                pthread_spinlock, 1,i:  25,337,758 msg/sec
                pthread_spinlock, 2,s:  15,215,716 msg/sec
                pthread_spinlock, 2,i:  16,835,648 msg/sec
                pthread_spinlock, 3,s:   8,325,890 msg/sec
                pthread_spinlock, 3,i:  11,945,759 msg/sec
                pthread_spinlock, 4,s:   6,527,784 msg/sec
                pthread_spinlock, 4,i:   8,946,856 msg/sec
                pthread_spinlock, 5,s:   8,570,618 msg/sec
                pthread_spinlock, 5,i:   8,805,125 msg/sec
                pthread_spinlock, 6,s:   8,556,391 msg/sec
                pthread_spinlock, 6,i:   8,414,520 msg/sec
                pthread_spinlock, 7,s:   7,440,769 msg/sec
                pthread_spinlock, 7,i:   7,752,585 msg/sec
                pthread_spinlock, 8,s:   6,655,642 msg/sec
                pthread_spinlock, 8,i:   7,415,990 msg/sec
                      std::mutex, 1,s:   6,960,282 msg/sec
                      std::mutex, 1,i:   7,580,826 msg/sec
                      std::mutex, 2,s:   5,892,519 msg/sec
                      std::mutex, 2,i:   5,933,183 msg/sec
                      std::mutex, 3,s:   5,929,528 msg/sec
                      std::mutex, 3,i:   6,051,312 msg/sec
                      std::mutex, 4,s:   6,203,252 msg/sec
                      std::mutex, 4,i:   6,322,511 msg/sec
                      std::mutex, 5,s:   6,029,543 msg/sec
                      std::mutex, 5,i:   6,039,666 msg/sec
                      std::mutex, 6,s:   6,009,189 msg/sec
                      std::mutex, 6,i:   5,901,374 msg/sec
                      std::mutex, 7,s:   5,857,711 msg/sec
                      std::mutex, 7,i:   5,828,642 msg/sec
                      std::mutex, 8,s:   5,790,515 msg/sec
                      std::mutex, 8,i:   5,737,961 msg/sec
                 tbb::spin_mutex, 1,s:  37,925,468 msg/sec
                 tbb::spin_mutex, 1,i:  37,484,659 msg/sec
                 tbb::spin_mutex, 2,s:  21,178,661 msg/sec
                 tbb::spin_mutex, 2,i:  18,401,938 msg/sec
                 tbb::spin_mutex, 3,s:   7,767,331 msg/sec
                 tbb::spin_mutex, 3,i:  10,256,902 msg/sec
                 tbb::spin_mutex, 4,s:   3,172,803 msg/sec
                 tbb::spin_mutex, 4,i:   6,343,457 msg/sec
                 tbb::spin_mutex, 5,s:   5,587,956 msg/sec
                 tbb::spin_mutex, 5,i:   5,683,994 msg/sec
                 tbb::spin_mutex, 6,s:   5,283,448 msg/sec
                 tbb::spin_mutex, 6,i:   4,312,442 msg/sec
                 tbb::spin_mutex, 7,s:   4,872,096 msg/sec
                 tbb::spin_mutex, 7,i:   4,360,876 msg/sec
                 tbb::spin_mutex, 8,s:   3,830,754 msg/sec
                 tbb::spin_mutex, 8,i:   4,192,006 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,328,558 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,882,211 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,204,433 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,017,070 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,320,468 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,712,130 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,184,048 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,493,204 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,727,785 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,646,935 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,758,943 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,665,650 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,848,738 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,816,372 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,134,367 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,085,611 msg/sec
     xenium::michael_scott_queue, 1,s:  10,071,760 msg/sec
     xenium::michael_scott_queue, 1,i:  10,064,406 msg/sec
     xenium::michael_scott_queue, 2,s:   8,429,899 msg/sec
     xenium::michael_scott_queue, 2,i:   8,605,137 msg/sec
     xenium::michael_scott_queue, 3,s:   7,310,776 msg/sec
     xenium::michael_scott_queue, 3,i:   7,631,141 msg/sec
     xenium::michael_scott_queue, 4,s:   6,379,086 msg/sec
     xenium::michael_scott_queue, 4,i:   6,334,131 msg/sec
     xenium::michael_scott_queue, 5,s:   6,276,669 msg/sec
     xenium::michael_scott_queue, 5,i:   6,690,715 msg/sec
     xenium::michael_scott_queue, 6,s:   6,491,890 msg/sec
     xenium::michael_scott_queue, 6,i:   6,699,780 msg/sec
     xenium::michael_scott_queue, 7,s:   6,236,048 msg/sec
     xenium::michael_scott_queue, 7,i:   6,452,499 msg/sec
     xenium::michael_scott_queue, 8,s:   6,031,303 msg/sec
     xenium::michael_scott_queue, 8,i:   6,085,446 msg/sec
         xenium::ramalhete_queue, 1,s:  32,251,310 msg/sec
         xenium::ramalhete_queue, 1,i:  32,555,762 msg/sec
         xenium::ramalhete_queue, 2,s:  23,807,008 msg/sec
         xenium::ramalhete_queue, 2,i:  23,360,600 msg/sec
         xenium::ramalhete_queue, 3,s:  29,145,550 msg/sec
         xenium::ramalhete_queue, 3,i:  28,491,277 msg/sec
         xenium::ramalhete_queue, 4,s:  33,898,418 msg/sec
         xenium::ramalhete_queue, 4,i:  33,453,485 msg/sec
         xenium::ramalhete_queue, 5,s:  32,168,539 msg/sec
         xenium::ramalhete_queue, 5,i:  38,429,503 msg/sec
         xenium::ramalhete_queue, 6,s:  33,964,489 msg/sec
         xenium::ramalhete_queue, 6,i:  38,437,211 msg/sec
         xenium::ramalhete_queue, 7,s:  35,131,402 msg/sec
         xenium::ramalhete_queue, 7,i:  41,096,724 msg/sec
         xenium::ramalhete_queue, 8,s:  35,356,503 msg/sec
         xenium::ramalhete_queue, 8,i:  43,832,172 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,381,002 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,022,987 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,788,585 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,160,243 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,612,445 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,847,621 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,430,702 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,309,762 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,859,585 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,316,751 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,076,231 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,345,866 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,234,166 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,977,333 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,101 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,532,994 msg/sec
                     AtomicQueue, 1,s:  60,093,205 msg/sec
                     AtomicQueue, 1,i:  57,267,308 msg/sec
                     AtomicQueue, 2,s:  12,196,101 msg/sec
                     AtomicQueue, 2,i:  11,714,665 msg/sec
                     AtomicQueue, 3,s:  10,766,882 msg/sec
                     AtomicQueue, 3,i:   9,983,954 msg/sec
                     AtomicQueue, 4,s:   8,174,925 msg/sec
                     AtomicQueue, 4,i:   8,204,615 msg/sec
                     AtomicQueue, 5,s:   8,037,082 msg/sec
                     AtomicQueue, 5,i:   8,047,027 msg/sec
                     AtomicQueue, 6,s:   7,806,600 msg/sec
                     AtomicQueue, 6,i:   7,598,359 msg/sec
                     AtomicQueue, 7,s:   7,182,166 msg/sec
                     AtomicQueue, 7,i:   7,971,059 msg/sec
                     AtomicQueue, 8,s:   6,335,457 msg/sec
                     AtomicQueue, 8,i:   7,414,512 msg/sec
                    AtomicQueueB, 1,s:  43,822,711 msg/sec
                    AtomicQueueB, 1,i:  43,832,789 msg/sec
                    AtomicQueueB, 2,s:  11,726,966 msg/sec
                    AtomicQueueB, 2,i:  11,407,900 msg/sec
                    AtomicQueueB, 3,s:  10,943,953 msg/sec
                    AtomicQueueB, 3,i:  10,097,168 msg/sec
                    AtomicQueueB, 4,s:   8,079,694 msg/sec
                    AtomicQueueB, 4,i:   8,002,706 msg/sec
                    AtomicQueueB, 5,s:   7,564,478 msg/sec
                    AtomicQueueB, 5,i:   7,820,525 msg/sec
                    AtomicQueueB, 6,s:   7,299,738 msg/sec
                    AtomicQueueB, 6,i:   7,578,419 msg/sec
                    AtomicQueueB, 7,s:   6,862,523 msg/sec
                    AtomicQueueB, 7,i:   7,703,519 msg/sec
                    AtomicQueueB, 8,s:   6,209,820 msg/sec
                    AtomicQueueB, 8,i:   7,133,643 msg/sec
             OptimistAtomicQueue, 1,s: 726,441,150 msg/sec
             OptimistAtomicQueue, 1,i: 536,436,223 msg/sec
             OptimistAtomicQueue, 2,s:  32,606,814 msg/sec
             OptimistAtomicQueue, 2,i:  32,689,098 msg/sec
             OptimistAtomicQueue, 3,s:  36,626,262 msg/sec
             OptimistAtomicQueue, 3,i:  37,342,643 msg/sec
             OptimistAtomicQueue, 4,s:  39,246,802 msg/sec
             OptimistAtomicQueue, 4,i:  39,300,201 msg/sec
             OptimistAtomicQueue, 5,s:  41,865,966 msg/sec
             OptimistAtomicQueue, 5,i:  46,464,185 msg/sec
             OptimistAtomicQueue, 6,s:  42,634,503 msg/sec
             OptimistAtomicQueue, 6,i:  50,478,466 msg/sec
             OptimistAtomicQueue, 7,s:  44,391,285 msg/sec
             OptimistAtomicQueue, 7,i:  52,021,905 msg/sec
             OptimistAtomicQueue, 8,s:  46,351,830 msg/sec
             OptimistAtomicQueue, 8,i:  49,507,820 msg/sec
            OptimistAtomicQueueB, 1,s:  78,424,511 msg/sec
            OptimistAtomicQueueB, 1,i:  76,619,001 msg/sec
            OptimistAtomicQueueB, 2,s:  32,260,892 msg/sec
            OptimistAtomicQueueB, 2,i:  32,227,592 msg/sec
            OptimistAtomicQueueB, 3,s:  36,298,836 msg/sec
            OptimistAtomicQueueB, 3,i:  36,772,820 msg/sec
            OptimistAtomicQueueB, 4,s:  38,704,934 msg/sec
            OptimistAtomicQueueB, 4,i:  38,631,425 msg/sec
            OptimistAtomicQueueB, 5,s:  40,845,787 msg/sec
            OptimistAtomicQueueB, 5,i:  45,476,193 msg/sec
            OptimistAtomicQueueB, 6,s:  40,653,978 msg/sec
            OptimistAtomicQueueB, 6,i:  49,100,336 msg/sec
            OptimistAtomicQueueB, 7,s:  42,345,768 msg/sec
            OptimistAtomicQueueB, 7,i:  51,533,354 msg/sec
            OptimistAtomicQueueB, 8,s:  44,622,186 msg/sec
            OptimistAtomicQueueB, 8,i:  49,153,402 msg/sec
                    AtomicQueue2, 1,s:  23,188,001 msg/sec
                    AtomicQueue2, 1,i:  23,156,757 msg/sec
                    AtomicQueue2, 2,s:  12,001,494 msg/sec
                    AtomicQueue2, 2,i:  11,406,019 msg/sec
                    AtomicQueue2, 3,s:   9,609,353 msg/sec
                    AtomicQueue2, 3,i:   9,579,878 msg/sec
                    AtomicQueue2, 4,s:   8,012,137 msg/sec
                    AtomicQueue2, 4,i:   8,076,648 msg/sec
                    AtomicQueue2, 5,s:   7,953,017 msg/sec
                    AtomicQueue2, 5,i:   8,040,222 msg/sec
                    AtomicQueue2, 6,s:   7,852,609 msg/sec
                    AtomicQueue2, 6,i:   7,526,776 msg/sec
                    AtomicQueue2, 7,s:   7,097,576 msg/sec
                    AtomicQueue2, 7,i:   7,883,177 msg/sec
                    AtomicQueue2, 8,s:   6,390,448 msg/sec
                    AtomicQueue2, 8,i:   7,359,997 msg/sec
                   AtomicQueueB2, 1,s:  36,279,277 msg/sec
                   AtomicQueueB2, 1,i:  32,573,796 msg/sec
                   AtomicQueueB2, 2,s:  11,431,072 msg/sec
                   AtomicQueueB2, 2,i:  11,172,435 msg/sec
                   AtomicQueueB2, 3,s:   9,650,652 msg/sec
                   AtomicQueueB2, 3,i:   9,636,185 msg/sec
                   AtomicQueueB2, 4,s:   7,924,842 msg/sec
                   AtomicQueueB2, 4,i:   7,885,674 msg/sec
                   AtomicQueueB2, 5,s:   7,531,321 msg/sec
                   AtomicQueueB2, 5,i:   7,701,197 msg/sec
                   AtomicQueueB2, 6,s:   7,291,904 msg/sec
                   AtomicQueueB2, 6,i:   7,459,089 msg/sec
                   AtomicQueueB2, 7,s:   6,910,947 msg/sec
                   AtomicQueueB2, 7,i:   7,704,500 msg/sec
                   AtomicQueueB2, 8,s:   6,371,862 msg/sec
                   AtomicQueueB2, 8,i:   6,966,663 msg/sec
            OptimistAtomicQueue2, 1,s: 396,567,785 msg/sec
            OptimistAtomicQueue2, 1,i:  29,501,827 msg/sec
            OptimistAtomicQueue2, 2,s:  24,281,114 msg/sec
            OptimistAtomicQueue2, 2,i:  23,994,361 msg/sec
            OptimistAtomicQueue2, 3,s:  29,889,850 msg/sec
            OptimistAtomicQueue2, 3,i:  30,299,832 msg/sec
            OptimistAtomicQueue2, 4,s:  33,111,661 msg/sec
            OptimistAtomicQueue2, 4,i:  33,200,469 msg/sec
            OptimistAtomicQueue2, 5,s:  37,283,127 msg/sec
            OptimistAtomicQueue2, 5,i:  43,071,975 msg/sec
            OptimistAtomicQueue2, 6,s:  39,993,183 msg/sec
            OptimistAtomicQueue2, 6,i:  49,327,674 msg/sec
            OptimistAtomicQueue2, 7,s:  42,763,889 msg/sec
            OptimistAtomicQueue2, 7,i:  51,379,124 msg/sec
            OptimistAtomicQueue2, 8,s:  43,846,819 msg/sec
            OptimistAtomicQueue2, 8,i:  48,509,905 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,941,402 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,893,184 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,761,345 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,532,041 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,657,476 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,105,841 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,461,446 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,057,134 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,508,196 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,578,626 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,494,662 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,253,822 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,113,946 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,163,837 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,543,480 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,524,786 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000137 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000261 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000209 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000175 sec/round-trip
            OptimistAtomicQueue2: 0.000000170 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[162] 267m:37s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,161,702 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,097,410 msg/sec
          boost::lockfree::queue, 1,s:   6,902,724 msg/sec
          boost::lockfree::queue, 1,i:   6,941,485 msg/sec
          boost::lockfree::queue, 2,s:   7,585,822 msg/sec
          boost::lockfree::queue, 2,i:   7,580,130 msg/sec
          boost::lockfree::queue, 3,s:   7,387,670 msg/sec
          boost::lockfree::queue, 3,i:   7,567,585 msg/sec
          boost::lockfree::queue, 4,s:   6,423,183 msg/sec
          boost::lockfree::queue, 4,i:   6,795,591 msg/sec
          boost::lockfree::queue, 5,s:   6,460,807 msg/sec
          boost::lockfree::queue, 5,i:   6,488,150 msg/sec
          boost::lockfree::queue, 6,s:   6,186,601 msg/sec
          boost::lockfree::queue, 6,i:   6,098,048 msg/sec
          boost::lockfree::queue, 7,s:   5,826,246 msg/sec
          boost::lockfree::queue, 7,i:   6,026,006 msg/sec
          boost::lockfree::queue, 8,s:   5,433,689 msg/sec
          boost::lockfree::queue, 8,i:   5,700,428 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 157,545,659 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  76,652,678 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,597,796 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,498,253 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,818,818 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,968,667 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,677,512 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,671,693 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,286,895 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,864,935 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,375,633 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,591,486 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,618,590 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,407,366 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,121,619 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  56,068,521 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,167,548 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,401,137 msg/sec
                pthread_spinlock, 1,s:  28,757,240 msg/sec
                pthread_spinlock, 1,i:  25,289,101 msg/sec
                pthread_spinlock, 2,s:  15,653,554 msg/sec
                pthread_spinlock, 2,i:  16,991,559 msg/sec
                pthread_spinlock, 3,s:   8,348,506 msg/sec
                pthread_spinlock, 3,i:  12,022,453 msg/sec
                pthread_spinlock, 4,s:   6,460,036 msg/sec
                pthread_spinlock, 4,i:   9,098,188 msg/sec
                pthread_spinlock, 5,s:   8,751,075 msg/sec
                pthread_spinlock, 5,i:   9,012,744 msg/sec
                pthread_spinlock, 6,s:   8,219,361 msg/sec
                pthread_spinlock, 6,i:   8,485,782 msg/sec
                pthread_spinlock, 7,s:   7,726,089 msg/sec
                pthread_spinlock, 7,i:   7,522,378 msg/sec
                pthread_spinlock, 8,s:   6,897,765 msg/sec
                pthread_spinlock, 8,i:   7,107,769 msg/sec
                      std::mutex, 1,s:   5,743,900 msg/sec
                      std::mutex, 1,i:   6,600,870 msg/sec
                      std::mutex, 2,s:   5,156,607 msg/sec
                      std::mutex, 2,i:   5,435,999 msg/sec
                      std::mutex, 3,s:   5,381,647 msg/sec
                      std::mutex, 3,i:   5,756,739 msg/sec
                      std::mutex, 4,s:   6,129,249 msg/sec
                      std::mutex, 4,i:   6,428,441 msg/sec
                      std::mutex, 5,s:   6,110,215 msg/sec
                      std::mutex, 5,i:   6,073,396 msg/sec
                      std::mutex, 6,s:   5,963,159 msg/sec
                      std::mutex, 6,i:   5,882,144 msg/sec
                      std::mutex, 7,s:   5,834,520 msg/sec
                      std::mutex, 7,i:   5,774,606 msg/sec
                      std::mutex, 8,s:   5,754,483 msg/sec
                      std::mutex, 8,i:   5,697,425 msg/sec
                 tbb::spin_mutex, 1,s:  37,752,465 msg/sec
                 tbb::spin_mutex, 1,i:  37,961,704 msg/sec
                 tbb::spin_mutex, 2,s:  21,195,208 msg/sec
                 tbb::spin_mutex, 2,i:  18,404,738 msg/sec
                 tbb::spin_mutex, 3,s:   7,647,722 msg/sec
                 tbb::spin_mutex, 3,i:  10,238,902 msg/sec
                 tbb::spin_mutex, 4,s:   3,123,305 msg/sec
                 tbb::spin_mutex, 4,i:   6,368,449 msg/sec
                 tbb::spin_mutex, 5,s:   5,327,295 msg/sec
                 tbb::spin_mutex, 5,i:   5,736,585 msg/sec
                 tbb::spin_mutex, 6,s:   5,340,582 msg/sec
                 tbb::spin_mutex, 6,i:   4,286,826 msg/sec
                 tbb::spin_mutex, 7,s:   4,873,933 msg/sec
                 tbb::spin_mutex, 7,i:   4,367,960 msg/sec
                 tbb::spin_mutex, 8,s:   4,249,961 msg/sec
                 tbb::spin_mutex, 8,i:   4,095,186 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,030,488 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,356,773 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,723,201 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,296,080 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,491,490 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,029,602 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,435,861 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,359,605 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,800,216 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,822,943 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,038,734 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,887,231 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,015,060 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,016,138 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,978,462 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,094,378 msg/sec
     xenium::michael_scott_queue, 1,s:   9,198,523 msg/sec
     xenium::michael_scott_queue, 1,i:   9,204,213 msg/sec
     xenium::michael_scott_queue, 2,s:   8,384,409 msg/sec
     xenium::michael_scott_queue, 2,i:   8,477,663 msg/sec
     xenium::michael_scott_queue, 3,s:   7,192,898 msg/sec
     xenium::michael_scott_queue, 3,i:   7,551,196 msg/sec
     xenium::michael_scott_queue, 4,s:   6,394,297 msg/sec
     xenium::michael_scott_queue, 4,i:   6,344,139 msg/sec
     xenium::michael_scott_queue, 5,s:   6,319,970 msg/sec
     xenium::michael_scott_queue, 5,i:   6,724,005 msg/sec
     xenium::michael_scott_queue, 6,s:   6,548,771 msg/sec
     xenium::michael_scott_queue, 6,i:   7,031,853 msg/sec
     xenium::michael_scott_queue, 7,s:   6,382,833 msg/sec
     xenium::michael_scott_queue, 7,i:   6,541,005 msg/sec
     xenium::michael_scott_queue, 8,s:   5,973,629 msg/sec
     xenium::michael_scott_queue, 8,i:   6,062,827 msg/sec
         xenium::ramalhete_queue, 1,s:  31,973,658 msg/sec
         xenium::ramalhete_queue, 1,i:  31,876,817 msg/sec
         xenium::ramalhete_queue, 2,s:  24,421,253 msg/sec
         xenium::ramalhete_queue, 2,i:  23,319,233 msg/sec
         xenium::ramalhete_queue, 3,s:  29,136,410 msg/sec
         xenium::ramalhete_queue, 3,i:  28,444,722 msg/sec
         xenium::ramalhete_queue, 4,s:  33,830,060 msg/sec
         xenium::ramalhete_queue, 4,i:  33,432,727 msg/sec
         xenium::ramalhete_queue, 5,s:  32,169,544 msg/sec
         xenium::ramalhete_queue, 5,i:  35,951,630 msg/sec
         xenium::ramalhete_queue, 6,s:  34,140,541 msg/sec
         xenium::ramalhete_queue, 6,i:  38,805,243 msg/sec
         xenium::ramalhete_queue, 7,s:  35,112,936 msg/sec
         xenium::ramalhete_queue, 7,i:  41,130,302 msg/sec
         xenium::ramalhete_queue, 8,s:  35,590,098 msg/sec
         xenium::ramalhete_queue, 8,i:  43,989,490 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,072,412 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 106,270,289 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,042,764 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,159,318 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,614,467 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,830,899 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,515,409 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,062,239 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,606,910 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,343,548 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,079,722 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,170,473 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,264,732 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,000,864 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,407,927 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,227,593 msg/sec
                     AtomicQueue, 1,s: 109,181,867 msg/sec
                     AtomicQueue, 1,i:  57,077,497 msg/sec
                     AtomicQueue, 2,s:  12,404,030 msg/sec
                     AtomicQueue, 2,i:  11,856,207 msg/sec
                     AtomicQueue, 3,s:  10,870,735 msg/sec
                     AtomicQueue, 3,i:   9,973,738 msg/sec
                     AtomicQueue, 4,s:   8,136,492 msg/sec
                     AtomicQueue, 4,i:   8,206,579 msg/sec
                     AtomicQueue, 5,s:   8,041,758 msg/sec
                     AtomicQueue, 5,i:   8,092,341 msg/sec
                     AtomicQueue, 6,s:   7,868,816 msg/sec
                     AtomicQueue, 6,i:   7,604,246 msg/sec
                     AtomicQueue, 7,s:   7,102,600 msg/sec
                     AtomicQueue, 7,i:   7,973,523 msg/sec
                     AtomicQueue, 8,s:   6,351,880 msg/sec
                     AtomicQueue, 8,i:   7,351,533 msg/sec
                    AtomicQueueB, 1,s:  44,179,205 msg/sec
                    AtomicQueueB, 1,i:  43,030,972 msg/sec
                    AtomicQueueB, 2,s:  11,826,957 msg/sec
                    AtomicQueueB, 2,i:  11,505,318 msg/sec
                    AtomicQueueB, 3,s:  11,005,941 msg/sec
                    AtomicQueueB, 3,i:  10,260,937 msg/sec
                    AtomicQueueB, 4,s:   8,065,646 msg/sec
                    AtomicQueueB, 4,i:   7,996,293 msg/sec
                    AtomicQueueB, 5,s:   7,547,109 msg/sec
                    AtomicQueueB, 5,i:   7,752,573 msg/sec
                    AtomicQueueB, 6,s:   7,372,953 msg/sec
                    AtomicQueueB, 6,i:   7,496,460 msg/sec
                    AtomicQueueB, 7,s:   6,988,147 msg/sec
                    AtomicQueueB, 7,i:   7,698,777 msg/sec
                    AtomicQueueB, 8,s:   6,251,861 msg/sec
                    AtomicQueueB, 8,i:   7,150,724 msg/sec
             OptimistAtomicQueue, 1,s: 711,164,717 msg/sec
             OptimistAtomicQueue, 1,i: 517,451,103 msg/sec
             OptimistAtomicQueue, 2,s:  32,639,366 msg/sec
             OptimistAtomicQueue, 2,i:  32,734,839 msg/sec
             OptimistAtomicQueue, 3,s:  36,698,187 msg/sec
             OptimistAtomicQueue, 3,i:  37,413,410 msg/sec
             OptimistAtomicQueue, 4,s:  39,270,059 msg/sec
             OptimistAtomicQueue, 4,i:  39,382,896 msg/sec
             OptimistAtomicQueue, 5,s:  41,744,809 msg/sec
             OptimistAtomicQueue, 5,i:  46,310,261 msg/sec
             OptimistAtomicQueue, 6,s:  42,717,950 msg/sec
             OptimistAtomicQueue, 6,i:  50,398,797 msg/sec
             OptimistAtomicQueue, 7,s:  45,190,277 msg/sec
             OptimistAtomicQueue, 7,i:  52,025,996 msg/sec
             OptimistAtomicQueue, 8,s:  46,326,267 msg/sec
             OptimistAtomicQueue, 8,i:  48,723,570 msg/sec
            OptimistAtomicQueueB, 1,s:  87,340,796 msg/sec
            OptimistAtomicQueueB, 1,i: 134,673,373 msg/sec
            OptimistAtomicQueueB, 2,s:  32,189,504 msg/sec
            OptimistAtomicQueueB, 2,i:  32,233,503 msg/sec
            OptimistAtomicQueueB, 3,s:  36,228,306 msg/sec
            OptimistAtomicQueueB, 3,i:  36,812,708 msg/sec
            OptimistAtomicQueueB, 4,s:  38,654,692 msg/sec
            OptimistAtomicQueueB, 4,i:  38,700,805 msg/sec
            OptimistAtomicQueueB, 5,s:  41,182,624 msg/sec
            OptimistAtomicQueueB, 5,i:  45,585,274 msg/sec
            OptimistAtomicQueueB, 6,s:  41,155,240 msg/sec
            OptimistAtomicQueueB, 6,i:  49,309,981 msg/sec
            OptimistAtomicQueueB, 7,s:  41,977,595 msg/sec
            OptimistAtomicQueueB, 7,i:  50,845,929 msg/sec
            OptimistAtomicQueueB, 8,s:  44,309,146 msg/sec
            OptimistAtomicQueueB, 8,i:  47,733,409 msg/sec
                    AtomicQueue2, 1,s:  23,095,764 msg/sec
                    AtomicQueue2, 1,i:  23,113,456 msg/sec
                    AtomicQueue2, 2,s:  11,773,492 msg/sec
                    AtomicQueue2, 2,i:  11,486,939 msg/sec
                    AtomicQueue2, 3,s:   9,835,321 msg/sec
                    AtomicQueue2, 3,i:   9,454,974 msg/sec
                    AtomicQueue2, 4,s:   8,024,988 msg/sec
                    AtomicQueue2, 4,i:   8,080,661 msg/sec
                    AtomicQueue2, 5,s:   7,912,566 msg/sec
                    AtomicQueue2, 5,i:   8,039,614 msg/sec
                    AtomicQueue2, 6,s:   7,670,333 msg/sec
                    AtomicQueue2, 6,i:   7,535,285 msg/sec
                    AtomicQueue2, 7,s:   7,215,615 msg/sec
                    AtomicQueue2, 7,i:   7,895,480 msg/sec
                    AtomicQueue2, 8,s:   6,357,766 msg/sec
                    AtomicQueue2, 8,i:   7,391,656 msg/sec
                   AtomicQueueB2, 1,s:  36,064,762 msg/sec
                   AtomicQueueB2, 1,i:  32,608,814 msg/sec
                   AtomicQueueB2, 2,s:  11,483,269 msg/sec
                   AtomicQueueB2, 2,i:  11,114,422 msg/sec
                   AtomicQueueB2, 3,s:   9,656,200 msg/sec
                   AtomicQueueB2, 3,i:   9,511,793 msg/sec
                   AtomicQueueB2, 4,s:   7,996,584 msg/sec
                   AtomicQueueB2, 4,i:   7,874,676 msg/sec
                   AtomicQueueB2, 5,s:   7,420,235 msg/sec
                   AtomicQueueB2, 5,i:   7,719,164 msg/sec
                   AtomicQueueB2, 6,s:   7,229,800 msg/sec
                   AtomicQueueB2, 6,i:   7,421,716 msg/sec
                   AtomicQueueB2, 7,s:   6,927,029 msg/sec
                   AtomicQueueB2, 7,i:   7,689,132 msg/sec
                   AtomicQueueB2, 8,s:   6,250,010 msg/sec
                   AtomicQueueB2, 8,i:   7,091,110 msg/sec
            OptimistAtomicQueue2, 1,s: 294,828,682 msg/sec
            OptimistAtomicQueue2, 1,i:  29,432,581 msg/sec
            OptimistAtomicQueue2, 2,s:  22,572,118 msg/sec
            OptimistAtomicQueue2, 2,i:  25,305,938 msg/sec
            OptimistAtomicQueue2, 3,s:  30,337,554 msg/sec
            OptimistAtomicQueue2, 3,i:  29,936,917 msg/sec
            OptimistAtomicQueue2, 4,s:  33,221,004 msg/sec
            OptimistAtomicQueue2, 4,i:  32,953,346 msg/sec
            OptimistAtomicQueue2, 5,s:  37,205,178 msg/sec
            OptimistAtomicQueue2, 5,i:  42,141,102 msg/sec
            OptimistAtomicQueue2, 6,s:  40,557,831 msg/sec
            OptimistAtomicQueue2, 6,i:  49,186,089 msg/sec
            OptimistAtomicQueue2, 7,s:  43,255,742 msg/sec
            OptimistAtomicQueue2, 7,i:  48,047,853 msg/sec
            OptimistAtomicQueue2, 8,s:  43,953,062 msg/sec
            OptimistAtomicQueue2, 8,i:  48,389,397 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,634,573 msg/sec
           OptimistAtomicQueueB2, 1,i:  39,040,286 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,970,876 msg/sec
           OptimistAtomicQueueB2, 2,i:  22,152,340 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,168,989 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,729,980 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,120,156 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,726,095 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,308,444 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,662,590 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,407,559 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,455,311 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,753,252 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,543,873 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,994,988 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,625,361 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000156 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000455 sec/round-trip
                 tbb::spin_mutex: 0.000000256 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000171 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[163] 266m:18s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,223,540 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,201,275 msg/sec
          boost::lockfree::queue, 1,s:   7,869,765 msg/sec
          boost::lockfree::queue, 1,i:   7,805,208 msg/sec
          boost::lockfree::queue, 2,s:   7,632,973 msg/sec
          boost::lockfree::queue, 2,i:   7,415,111 msg/sec
          boost::lockfree::queue, 3,s:   7,368,322 msg/sec
          boost::lockfree::queue, 3,i:   7,577,142 msg/sec
          boost::lockfree::queue, 4,s:   6,423,433 msg/sec
          boost::lockfree::queue, 4,i:   6,782,097 msg/sec
          boost::lockfree::queue, 5,s:   6,381,892 msg/sec
          boost::lockfree::queue, 5,i:   6,554,991 msg/sec
          boost::lockfree::queue, 6,s:   6,008,187 msg/sec
          boost::lockfree::queue, 6,i:   6,088,645 msg/sec
          boost::lockfree::queue, 7,s:   5,851,755 msg/sec
          boost::lockfree::queue, 7,i:   5,846,654 msg/sec
          boost::lockfree::queue, 8,s:   5,505,407 msg/sec
          boost::lockfree::queue, 8,i:   5,679,124 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 130,848,819 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  89,744,670 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,075,718 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,886,341 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,835,386 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,834,599 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,110,062 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,874,123 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,269,276 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,381,804 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,336,999 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,639,841 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,382,347 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,622,275 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,785,802 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,750,079 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,207,393 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,066,255 msg/sec
                pthread_spinlock, 1,s:  28,858,286 msg/sec
                pthread_spinlock, 1,i:  25,411,698 msg/sec
                pthread_spinlock, 2,s:  15,524,701 msg/sec
                pthread_spinlock, 2,i:  17,021,449 msg/sec
                pthread_spinlock, 3,s:   8,322,957 msg/sec
                pthread_spinlock, 3,i:  12,045,337 msg/sec
                pthread_spinlock, 4,s:   6,501,484 msg/sec
                pthread_spinlock, 4,i:   9,269,532 msg/sec
                pthread_spinlock, 5,s:   8,762,808 msg/sec
                pthread_spinlock, 5,i:   9,230,845 msg/sec
                pthread_spinlock, 6,s:   8,295,149 msg/sec
                pthread_spinlock, 6,i:   8,438,621 msg/sec
                pthread_spinlock, 7,s:   7,454,614 msg/sec
                pthread_spinlock, 7,i:   8,492,547 msg/sec
                pthread_spinlock, 8,s:   6,753,878 msg/sec
                pthread_spinlock, 8,i:   6,881,168 msg/sec
                      std::mutex, 1,s:   6,587,333 msg/sec
                      std::mutex, 1,i:   6,615,742 msg/sec
                      std::mutex, 2,s:   5,528,865 msg/sec
                      std::mutex, 2,i:   5,454,699 msg/sec
                      std::mutex, 3,s:   5,470,681 msg/sec
                      std::mutex, 3,i:   5,104,679 msg/sec
                      std::mutex, 4,s:   6,176,094 msg/sec
                      std::mutex, 4,i:   6,283,575 msg/sec
                      std::mutex, 5,s:   6,127,009 msg/sec
                      std::mutex, 5,i:   6,025,002 msg/sec
                      std::mutex, 6,s:   6,000,214 msg/sec
                      std::mutex, 6,i:   5,919,998 msg/sec
                      std::mutex, 7,s:   5,812,790 msg/sec
                      std::mutex, 7,i:   5,832,721 msg/sec
                      std::mutex, 8,s:   5,761,219 msg/sec
                      std::mutex, 8,i:   5,688,688 msg/sec
                 tbb::spin_mutex, 1,s:  37,924,189 msg/sec
                 tbb::spin_mutex, 1,i:  37,592,058 msg/sec
                 tbb::spin_mutex, 2,s:  21,152,455 msg/sec
                 tbb::spin_mutex, 2,i:  18,365,449 msg/sec
                 tbb::spin_mutex, 3,s:   8,027,507 msg/sec
                 tbb::spin_mutex, 3,i:  10,162,228 msg/sec
                 tbb::spin_mutex, 4,s:   3,230,593 msg/sec
                 tbb::spin_mutex, 4,i:   6,348,867 msg/sec
                 tbb::spin_mutex, 5,s:   5,207,267 msg/sec
                 tbb::spin_mutex, 5,i:   5,758,470 msg/sec
                 tbb::spin_mutex, 6,s:   5,260,847 msg/sec
                 tbb::spin_mutex, 6,i:   4,352,644 msg/sec
                 tbb::spin_mutex, 7,s:   4,896,769 msg/sec
                 tbb::spin_mutex, 7,i:   4,285,267 msg/sec
                 tbb::spin_mutex, 8,s:   4,245,430 msg/sec
                 tbb::spin_mutex, 8,i:   4,157,166 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,572,957 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,360,956 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,099,330 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,907,653 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,516,950 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,767,533 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,102,925 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,395,077 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,689,643 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,794,153 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,883,396 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,875,936 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,809,938 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,193,047 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,655,548 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,305,750 msg/sec
     xenium::michael_scott_queue, 1,s:   9,091,275 msg/sec
     xenium::michael_scott_queue, 1,i:   9,506,013 msg/sec
     xenium::michael_scott_queue, 2,s:   8,352,793 msg/sec
     xenium::michael_scott_queue, 2,i:   8,291,991 msg/sec
     xenium::michael_scott_queue, 3,s:   7,276,827 msg/sec
     xenium::michael_scott_queue, 3,i:   7,511,287 msg/sec
     xenium::michael_scott_queue, 4,s:   6,343,392 msg/sec
     xenium::michael_scott_queue, 4,i:   6,326,812 msg/sec
     xenium::michael_scott_queue, 5,s:   6,286,177 msg/sec
     xenium::michael_scott_queue, 5,i:   6,674,664 msg/sec
     xenium::michael_scott_queue, 6,s:   6,491,896 msg/sec
     xenium::michael_scott_queue, 6,i:   6,736,523 msg/sec
     xenium::michael_scott_queue, 7,s:   6,253,785 msg/sec
     xenium::michael_scott_queue, 7,i:   6,444,809 msg/sec
     xenium::michael_scott_queue, 8,s:   6,004,550 msg/sec
     xenium::michael_scott_queue, 8,i:   6,168,566 msg/sec
         xenium::ramalhete_queue, 1,s:  32,747,329 msg/sec
         xenium::ramalhete_queue, 1,i:  32,344,753 msg/sec
         xenium::ramalhete_queue, 2,s:  23,501,198 msg/sec
         xenium::ramalhete_queue, 2,i:  23,365,110 msg/sec
         xenium::ramalhete_queue, 3,s:  29,174,749 msg/sec
         xenium::ramalhete_queue, 3,i:  28,430,317 msg/sec
         xenium::ramalhete_queue, 4,s:  33,895,690 msg/sec
         xenium::ramalhete_queue, 4,i:  33,466,277 msg/sec
         xenium::ramalhete_queue, 5,s:  32,121,839 msg/sec
         xenium::ramalhete_queue, 5,i:  36,100,846 msg/sec
         xenium::ramalhete_queue, 6,s:  34,052,944 msg/sec
         xenium::ramalhete_queue, 6,i:  38,764,540 msg/sec
         xenium::ramalhete_queue, 7,s:  35,112,674 msg/sec
         xenium::ramalhete_queue, 7,i:  41,713,812 msg/sec
         xenium::ramalhete_queue, 8,s:  35,564,460 msg/sec
         xenium::ramalhete_queue, 8,i:  44,299,362 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,127,259 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,701,295 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,059,576 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,811,838 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,591,084 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,500,110 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,627,765 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,110,447 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,217,435 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,316,882 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,959,684 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,216,883 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,186,914 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,956,332 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,412,806 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,245,079 msg/sec
                     AtomicQueue, 1,s:  60,818,595 msg/sec
                     AtomicQueue, 1,i:  56,495,943 msg/sec
                     AtomicQueue, 2,s:  12,262,397 msg/sec
                     AtomicQueue, 2,i:  11,727,959 msg/sec
                     AtomicQueue, 3,s:  10,799,593 msg/sec
                     AtomicQueue, 3,i:  10,039,357 msg/sec
                     AtomicQueue, 4,s:   8,187,238 msg/sec
                     AtomicQueue, 4,i:   8,193,813 msg/sec
                     AtomicQueue, 5,s:   8,025,099 msg/sec
                     AtomicQueue, 5,i:   8,055,194 msg/sec
                     AtomicQueue, 6,s:   7,837,452 msg/sec
                     AtomicQueue, 6,i:   7,608,298 msg/sec
                     AtomicQueue, 7,s:   7,131,255 msg/sec
                     AtomicQueue, 7,i:   7,989,745 msg/sec
                     AtomicQueue, 8,s:   6,299,859 msg/sec
                     AtomicQueue, 8,i:   7,384,676 msg/sec
                    AtomicQueueB, 1,s:  49,197,612 msg/sec
                    AtomicQueueB, 1,i:  43,841,457 msg/sec
                    AtomicQueueB, 2,s:  11,855,715 msg/sec
                    AtomicQueueB, 2,i:  11,522,284 msg/sec
                    AtomicQueueB, 3,s:  10,975,788 msg/sec
                    AtomicQueueB, 3,i:  10,142,307 msg/sec
                    AtomicQueueB, 4,s:   8,044,305 msg/sec
                    AtomicQueueB, 4,i:   7,984,453 msg/sec
                    AtomicQueueB, 5,s:   7,580,710 msg/sec
                    AtomicQueueB, 5,i:   7,810,193 msg/sec
                    AtomicQueueB, 6,s:   7,376,074 msg/sec
                    AtomicQueueB, 6,i:   7,530,492 msg/sec
                    AtomicQueueB, 7,s:   6,901,193 msg/sec
                    AtomicQueueB, 7,i:   7,727,274 msg/sec
                    AtomicQueueB, 8,s:   6,192,966 msg/sec
                    AtomicQueueB, 8,i:   7,185,498 msg/sec
             OptimistAtomicQueue, 1,s: 709,360,472 msg/sec
             OptimistAtomicQueue, 1,i: 666,014,749 msg/sec
             OptimistAtomicQueue, 2,s:  32,570,669 msg/sec
             OptimistAtomicQueue, 2,i:  32,191,997 msg/sec
             OptimistAtomicQueue, 3,s:  36,615,371 msg/sec
             OptimistAtomicQueue, 3,i:  37,320,012 msg/sec
             OptimistAtomicQueue, 4,s:  39,257,969 msg/sec
             OptimistAtomicQueue, 4,i:  39,355,758 msg/sec
             OptimistAtomicQueue, 5,s:  41,667,548 msg/sec
             OptimistAtomicQueue, 5,i:  47,938,701 msg/sec
             OptimistAtomicQueue, 6,s:  42,529,990 msg/sec
             OptimistAtomicQueue, 6,i:  50,465,533 msg/sec
             OptimistAtomicQueue, 7,s:  45,131,199 msg/sec
             OptimistAtomicQueue, 7,i:  52,111,196 msg/sec
             OptimistAtomicQueue, 8,s:  46,512,646 msg/sec
             OptimistAtomicQueue, 8,i:  49,538,052 msg/sec
            OptimistAtomicQueueB, 1,s: 134,536,330 msg/sec
            OptimistAtomicQueueB, 1,i:  76,554,004 msg/sec
            OptimistAtomicQueueB, 2,s:  32,165,053 msg/sec
            OptimistAtomicQueueB, 2,i:  32,231,620 msg/sec
            OptimistAtomicQueueB, 3,s:  36,327,294 msg/sec
            OptimistAtomicQueueB, 3,i:  37,014,551 msg/sec
            OptimistAtomicQueueB, 4,s:  38,630,303 msg/sec
            OptimistAtomicQueueB, 4,i:  38,630,957 msg/sec
            OptimistAtomicQueueB, 5,s:  40,860,621 msg/sec
            OptimistAtomicQueueB, 5,i:  45,531,027 msg/sec
            OptimistAtomicQueueB, 6,s:  41,144,581 msg/sec
            OptimistAtomicQueueB, 6,i:  49,037,726 msg/sec
            OptimistAtomicQueueB, 7,s:  42,177,101 msg/sec
            OptimistAtomicQueueB, 7,i:  51,505,547 msg/sec
            OptimistAtomicQueueB, 8,s:  44,271,052 msg/sec
            OptimistAtomicQueueB, 8,i:  48,575,214 msg/sec
                    AtomicQueue2, 1,s:  22,845,512 msg/sec
                    AtomicQueue2, 1,i:  22,833,248 msg/sec
                    AtomicQueue2, 2,s:  11,710,216 msg/sec
                    AtomicQueue2, 2,i:  11,484,271 msg/sec
                    AtomicQueue2, 3,s:   9,664,384 msg/sec
                    AtomicQueue2, 3,i:   9,536,520 msg/sec
                    AtomicQueue2, 4,s:   8,021,088 msg/sec
                    AtomicQueue2, 4,i:   8,081,321 msg/sec
                    AtomicQueue2, 5,s:   7,896,370 msg/sec
                    AtomicQueue2, 5,i:   8,032,731 msg/sec
                    AtomicQueue2, 6,s:   7,706,719 msg/sec
                    AtomicQueue2, 6,i:   7,506,084 msg/sec
                    AtomicQueue2, 7,s:   7,159,351 msg/sec
                    AtomicQueue2, 7,i:   7,881,101 msg/sec
                    AtomicQueue2, 8,s:   6,409,610 msg/sec
                    AtomicQueue2, 8,i:   7,339,912 msg/sec
                   AtomicQueueB2, 1,s:  38,139,195 msg/sec
                   AtomicQueueB2, 1,i:  38,114,626 msg/sec
                   AtomicQueueB2, 2,s:  11,365,883 msg/sec
                   AtomicQueueB2, 2,i:  11,081,939 msg/sec
                   AtomicQueueB2, 3,s:   9,674,538 msg/sec
                   AtomicQueueB2, 3,i:   9,610,860 msg/sec
                   AtomicQueueB2, 4,s:   7,889,562 msg/sec
                   AtomicQueueB2, 4,i:   7,677,315 msg/sec
                   AtomicQueueB2, 5,s:   7,425,585 msg/sec
                   AtomicQueueB2, 5,i:   7,754,894 msg/sec
                   AtomicQueueB2, 6,s:   7,315,409 msg/sec
                   AtomicQueueB2, 6,i:   7,415,949 msg/sec
                   AtomicQueueB2, 7,s:   6,964,911 msg/sec
                   AtomicQueueB2, 7,i:   7,686,072 msg/sec
                   AtomicQueueB2, 8,s:   6,285,120 msg/sec
                   AtomicQueueB2, 8,i:   7,118,145 msg/sec
            OptimistAtomicQueue2, 1,s: 397,571,237 msg/sec
            OptimistAtomicQueue2, 1,i:  32,118,802 msg/sec
            OptimistAtomicQueue2, 2,s:  24,802,568 msg/sec
            OptimistAtomicQueue2, 2,i:  28,005,611 msg/sec
            OptimistAtomicQueue2, 3,s:  30,330,562 msg/sec
            OptimistAtomicQueue2, 3,i:  29,967,680 msg/sec
            OptimistAtomicQueue2, 4,s:  33,197,634 msg/sec
            OptimistAtomicQueue2, 4,i:  33,162,102 msg/sec
            OptimistAtomicQueue2, 5,s:  36,979,351 msg/sec
            OptimistAtomicQueue2, 5,i:  40,358,936 msg/sec
            OptimistAtomicQueue2, 6,s:  39,764,970 msg/sec
            OptimistAtomicQueue2, 6,i:  49,363,165 msg/sec
            OptimistAtomicQueue2, 7,s:  43,221,266 msg/sec
            OptimistAtomicQueue2, 7,i:  47,974,764 msg/sec
            OptimistAtomicQueue2, 8,s:  44,008,194 msg/sec
            OptimistAtomicQueue2, 8,i:  48,088,875 msg/sec
           OptimistAtomicQueueB2, 1,s:  73,668,428 msg/sec
           OptimistAtomicQueueB2, 1,i:  63,620,461 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,849,049 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,988,016 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,676,566 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,052,637 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,405,849 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,994,289 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,584,048 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,939,960 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,428,715 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,786,274 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,251,954 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,258,293 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,297,204 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,486,361 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000313 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000123 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000218 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000169 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[164] 264m:59s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,389,789 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,748,547 msg/sec
          boost::lockfree::queue, 1,s:   6,870,973 msg/sec
          boost::lockfree::queue, 1,i:   6,924,799 msg/sec
          boost::lockfree::queue, 2,s:   7,688,964 msg/sec
          boost::lockfree::queue, 2,i:   7,501,060 msg/sec
          boost::lockfree::queue, 3,s:   7,407,627 msg/sec
          boost::lockfree::queue, 3,i:   7,519,293 msg/sec
          boost::lockfree::queue, 4,s:   6,424,216 msg/sec
          boost::lockfree::queue, 4,i:   6,800,142 msg/sec
          boost::lockfree::queue, 5,s:   6,447,930 msg/sec
          boost::lockfree::queue, 5,i:   6,498,718 msg/sec
          boost::lockfree::queue, 6,s:   6,008,246 msg/sec
          boost::lockfree::queue, 6,i:   6,110,772 msg/sec
          boost::lockfree::queue, 7,s:   5,818,605 msg/sec
          boost::lockfree::queue, 7,i:   5,937,787 msg/sec
          boost::lockfree::queue, 8,s:   5,440,756 msg/sec
          boost::lockfree::queue, 8,i:   5,535,104 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 439,640,492 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 441,175,043 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  28,903,908 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,679,795 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,064,657 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,749,407 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  40,873,893 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,511,189 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,170,975 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,573,187 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,100,483 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,913,403 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,466,647 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,782,770 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,066,814 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,097,910 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,095,900 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,351,320 msg/sec
                pthread_spinlock, 1,s:  28,672,998 msg/sec
                pthread_spinlock, 1,i:  25,396,858 msg/sec
                pthread_spinlock, 2,s:  15,529,124 msg/sec
                pthread_spinlock, 2,i:  17,131,082 msg/sec
                pthread_spinlock, 3,s:   8,371,876 msg/sec
                pthread_spinlock, 3,i:  12,289,865 msg/sec
                pthread_spinlock, 4,s:   6,542,670 msg/sec
                pthread_spinlock, 4,i:   9,132,289 msg/sec
                pthread_spinlock, 5,s:   8,740,011 msg/sec
                pthread_spinlock, 5,i:   9,491,760 msg/sec
                pthread_spinlock, 6,s:   8,342,031 msg/sec
                pthread_spinlock, 6,i:   9,214,087 msg/sec
                pthread_spinlock, 7,s:   7,852,072 msg/sec
                pthread_spinlock, 7,i:   7,660,283 msg/sec
                pthread_spinlock, 8,s:   6,798,493 msg/sec
                pthread_spinlock, 8,i:   6,957,884 msg/sec
                      std::mutex, 1,s:   7,616,072 msg/sec
                      std::mutex, 1,i:   7,112,282 msg/sec
                      std::mutex, 2,s:   5,805,956 msg/sec
                      std::mutex, 2,i:   5,424,908 msg/sec
                      std::mutex, 3,s:   5,394,168 msg/sec
                      std::mutex, 3,i:   5,975,734 msg/sec
                      std::mutex, 4,s:   5,790,201 msg/sec
                      std::mutex, 4,i:   6,214,244 msg/sec
                      std::mutex, 5,s:   6,142,109 msg/sec
                      std::mutex, 5,i:   6,097,595 msg/sec
                      std::mutex, 6,s:   5,914,971 msg/sec
                      std::mutex, 6,i:   5,894,362 msg/sec
                      std::mutex, 7,s:   5,798,100 msg/sec
                      std::mutex, 7,i:   5,792,125 msg/sec
                      std::mutex, 8,s:   5,683,516 msg/sec
                      std::mutex, 8,i:   5,715,152 msg/sec
                 tbb::spin_mutex, 1,s:  37,860,828 msg/sec
                 tbb::spin_mutex, 1,i:  33,144,690 msg/sec
                 tbb::spin_mutex, 2,s:  21,105,737 msg/sec
                 tbb::spin_mutex, 2,i:  18,404,104 msg/sec
                 tbb::spin_mutex, 3,s:   7,851,351 msg/sec
                 tbb::spin_mutex, 3,i:  10,113,339 msg/sec
                 tbb::spin_mutex, 4,s:   3,121,186 msg/sec
                 tbb::spin_mutex, 4,i:   6,348,670 msg/sec
                 tbb::spin_mutex, 5,s:   5,566,525 msg/sec
                 tbb::spin_mutex, 5,i:   5,616,421 msg/sec
                 tbb::spin_mutex, 6,s:   5,131,801 msg/sec
                 tbb::spin_mutex, 6,i:   4,393,968 msg/sec
                 tbb::spin_mutex, 7,s:   4,881,346 msg/sec
                 tbb::spin_mutex, 7,i:   4,318,552 msg/sec
                 tbb::spin_mutex, 8,s:   3,861,215 msg/sec
                 tbb::spin_mutex, 8,i:   4,161,606 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,578,916 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,458,952 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,642,498 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,050,549 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,399,285 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,779,981 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,134,818 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,410,083 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,779,075 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,701,633 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,856,670 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,970,960 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,735,246 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,117,827 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,662,920 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,331,401 msg/sec
     xenium::michael_scott_queue, 1,s:   9,448,141 msg/sec
     xenium::michael_scott_queue, 1,i:   9,444,845 msg/sec
     xenium::michael_scott_queue, 2,s:   8,502,919 msg/sec
     xenium::michael_scott_queue, 2,i:   8,396,315 msg/sec
     xenium::michael_scott_queue, 3,s:   7,241,741 msg/sec
     xenium::michael_scott_queue, 3,i:   7,500,573 msg/sec
     xenium::michael_scott_queue, 4,s:   6,410,223 msg/sec
     xenium::michael_scott_queue, 4,i:   6,419,471 msg/sec
     xenium::michael_scott_queue, 5,s:   6,321,929 msg/sec
     xenium::michael_scott_queue, 5,i:   6,775,266 msg/sec
     xenium::michael_scott_queue, 6,s:   6,518,011 msg/sec
     xenium::michael_scott_queue, 6,i:   6,729,442 msg/sec
     xenium::michael_scott_queue, 7,s:   6,317,828 msg/sec
     xenium::michael_scott_queue, 7,i:   6,508,536 msg/sec
     xenium::michael_scott_queue, 8,s:   5,981,999 msg/sec
     xenium::michael_scott_queue, 8,i:   6,085,859 msg/sec
         xenium::ramalhete_queue, 1,s:  32,865,501 msg/sec
         xenium::ramalhete_queue, 1,i:  31,894,623 msg/sec
         xenium::ramalhete_queue, 2,s:  23,599,874 msg/sec
         xenium::ramalhete_queue, 2,i:  23,387,670 msg/sec
         xenium::ramalhete_queue, 3,s:  29,215,328 msg/sec
         xenium::ramalhete_queue, 3,i:  28,518,673 msg/sec
         xenium::ramalhete_queue, 4,s:  33,748,476 msg/sec
         xenium::ramalhete_queue, 4,i:  33,462,092 msg/sec
         xenium::ramalhete_queue, 5,s:  32,135,818 msg/sec
         xenium::ramalhete_queue, 5,i:  35,910,276 msg/sec
         xenium::ramalhete_queue, 6,s:  33,924,586 msg/sec
         xenium::ramalhete_queue, 6,i:  38,680,857 msg/sec
         xenium::ramalhete_queue, 7,s:  35,055,995 msg/sec
         xenium::ramalhete_queue, 7,i:  41,912,120 msg/sec
         xenium::ramalhete_queue, 8,s:  35,575,509 msg/sec
         xenium::ramalhete_queue, 8,i:  44,090,452 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,202,595 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,942,722 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,675,838 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,683,342 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,566,712 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,119,470 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,575,824 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,232,136 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,998,687 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,260,710 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,897,641 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,328,217 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,249,992 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,322,333 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,384,793 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,534,237 msg/sec
                     AtomicQueue, 1,s:  58,564,820 msg/sec
                     AtomicQueue, 1,i:  56,620,332 msg/sec
                     AtomicQueue, 2,s:  12,255,923 msg/sec
                     AtomicQueue, 2,i:  11,738,038 msg/sec
                     AtomicQueue, 3,s:  10,705,281 msg/sec
                     AtomicQueue, 3,i:   9,960,263 msg/sec
                     AtomicQueue, 4,s:   8,201,846 msg/sec
                     AtomicQueue, 4,i:   8,183,743 msg/sec
                     AtomicQueue, 5,s:   8,051,163 msg/sec
                     AtomicQueue, 5,i:   8,089,060 msg/sec
                     AtomicQueue, 6,s:   7,824,660 msg/sec
                     AtomicQueue, 6,i:   7,625,822 msg/sec
                     AtomicQueue, 7,s:   7,143,344 msg/sec
                     AtomicQueue, 7,i:   7,985,200 msg/sec
                     AtomicQueue, 8,s:   6,357,855 msg/sec
                     AtomicQueue, 8,i:   7,345,932 msg/sec
                    AtomicQueueB, 1,s:  44,222,608 msg/sec
                    AtomicQueueB, 1,i:  49,220,069 msg/sec
                    AtomicQueueB, 2,s:  12,055,006 msg/sec
                    AtomicQueueB, 2,i:  11,480,852 msg/sec
                    AtomicQueueB, 3,s:  10,844,479 msg/sec
                    AtomicQueueB, 3,i:  10,193,859 msg/sec
                    AtomicQueueB, 4,s:   8,067,925 msg/sec
                    AtomicQueueB, 4,i:   8,056,643 msg/sec
                    AtomicQueueB, 5,s:   7,621,823 msg/sec
                    AtomicQueueB, 5,i:   7,778,396 msg/sec
                    AtomicQueueB, 6,s:   7,414,846 msg/sec
                    AtomicQueueB, 6,i:   7,601,922 msg/sec
                    AtomicQueueB, 7,s:   6,847,726 msg/sec
                    AtomicQueueB, 7,i:   7,717,421 msg/sec
                    AtomicQueueB, 8,s:   6,231,319 msg/sec
                    AtomicQueueB, 8,i:   7,103,559 msg/sec
             OptimistAtomicQueue, 1,s: 713,928,877 msg/sec
             OptimistAtomicQueue, 1,i: 766,574,294 msg/sec
             OptimistAtomicQueue, 2,s:  32,642,968 msg/sec
             OptimistAtomicQueue, 2,i:  32,732,000 msg/sec
             OptimistAtomicQueue, 3,s:  36,678,345 msg/sec
             OptimistAtomicQueue, 3,i:  37,340,300 msg/sec
             OptimistAtomicQueue, 4,s:  39,279,176 msg/sec
             OptimistAtomicQueue, 4,i:  39,416,840 msg/sec
             OptimistAtomicQueue, 5,s:  42,420,121 msg/sec
             OptimistAtomicQueue, 5,i:  48,473,923 msg/sec
             OptimistAtomicQueue, 6,s:  42,738,981 msg/sec
             OptimistAtomicQueue, 6,i:  49,774,049 msg/sec
             OptimistAtomicQueue, 7,s:  45,105,270 msg/sec
             OptimistAtomicQueue, 7,i:  52,112,049 msg/sec
             OptimistAtomicQueue, 8,s:  46,386,255 msg/sec
             OptimistAtomicQueue, 8,i:  48,987,575 msg/sec
            OptimistAtomicQueueB, 1,s:  77,799,250 msg/sec
            OptimistAtomicQueueB, 1,i:  76,699,286 msg/sec
            OptimistAtomicQueueB, 2,s:  32,249,817 msg/sec
            OptimistAtomicQueueB, 2,i:  31,993,904 msg/sec
            OptimistAtomicQueueB, 3,s:  36,284,147 msg/sec
            OptimistAtomicQueueB, 3,i:  36,739,485 msg/sec
            OptimistAtomicQueueB, 4,s:  38,686,130 msg/sec
            OptimistAtomicQueueB, 4,i:  38,594,008 msg/sec
            OptimistAtomicQueueB, 5,s:  39,256,297 msg/sec
            OptimistAtomicQueueB, 5,i:  45,414,922 msg/sec
            OptimistAtomicQueueB, 6,s:  40,988,527 msg/sec
            OptimistAtomicQueueB, 6,i:  48,679,736 msg/sec
            OptimistAtomicQueueB, 7,s:  42,031,740 msg/sec
            OptimistAtomicQueueB, 7,i:  47,640,054 msg/sec
            OptimistAtomicQueueB, 8,s:  44,498,060 msg/sec
            OptimistAtomicQueueB, 8,i:  48,085,539 msg/sec
                    AtomicQueue2, 1,s:  23,113,747 msg/sec
                    AtomicQueue2, 1,i:  23,079,286 msg/sec
                    AtomicQueue2, 2,s:  11,876,088 msg/sec
                    AtomicQueue2, 2,i:  11,588,845 msg/sec
                    AtomicQueue2, 3,s:   9,396,498 msg/sec
                    AtomicQueue2, 3,i:   9,344,373 msg/sec
                    AtomicQueue2, 4,s:   8,026,070 msg/sec
                    AtomicQueue2, 4,i:   8,044,391 msg/sec
                    AtomicQueue2, 5,s:   7,920,529 msg/sec
                    AtomicQueue2, 5,i:   8,075,598 msg/sec
                    AtomicQueue2, 6,s:   7,657,491 msg/sec
                    AtomicQueue2, 6,i:   7,540,908 msg/sec
                    AtomicQueue2, 7,s:   7,119,335 msg/sec
                    AtomicQueue2, 7,i:   7,872,227 msg/sec
                    AtomicQueue2, 8,s:   6,378,788 msg/sec
                    AtomicQueue2, 8,i:   7,330,825 msg/sec
                   AtomicQueueB2, 1,s:  35,772,440 msg/sec
                   AtomicQueueB2, 1,i:  32,619,761 msg/sec
                   AtomicQueueB2, 2,s:  11,391,592 msg/sec
                   AtomicQueueB2, 2,i:  11,076,187 msg/sec
                   AtomicQueueB2, 3,s:   9,635,925 msg/sec
                   AtomicQueueB2, 3,i:   9,495,974 msg/sec
                   AtomicQueueB2, 4,s:   7,828,346 msg/sec
                   AtomicQueueB2, 4,i:   7,830,246 msg/sec
                   AtomicQueueB2, 5,s:   7,430,747 msg/sec
                   AtomicQueueB2, 5,i:   7,697,358 msg/sec
                   AtomicQueueB2, 6,s:   7,260,644 msg/sec
                   AtomicQueueB2, 6,i:   7,435,967 msg/sec
                   AtomicQueueB2, 7,s:   6,849,100 msg/sec
                   AtomicQueueB2, 7,i:   7,697,165 msg/sec
                   AtomicQueueB2, 8,s:   6,256,390 msg/sec
                   AtomicQueueB2, 8,i:   7,093,876 msg/sec
            OptimistAtomicQueue2, 1,s: 436,502,094 msg/sec
            OptimistAtomicQueue2, 1,i: 436,286,183 msg/sec
            OptimistAtomicQueue2, 2,s:  23,595,897 msg/sec
            OptimistAtomicQueue2, 2,i:  22,690,643 msg/sec
            OptimistAtomicQueue2, 3,s:  29,817,403 msg/sec
            OptimistAtomicQueue2, 3,i:  29,591,696 msg/sec
            OptimistAtomicQueue2, 4,s:  33,659,505 msg/sec
            OptimistAtomicQueue2, 4,i:  33,078,482 msg/sec
            OptimistAtomicQueue2, 5,s:  37,437,629 msg/sec
            OptimistAtomicQueue2, 5,i:  40,009,986 msg/sec
            OptimistAtomicQueue2, 6,s:  40,348,831 msg/sec
            OptimistAtomicQueue2, 6,i:  49,259,340 msg/sec
            OptimistAtomicQueue2, 7,s:  42,592,926 msg/sec
            OptimistAtomicQueue2, 7,i:  48,068,775 msg/sec
            OptimistAtomicQueue2, 8,s:  43,963,611 msg/sec
            OptimistAtomicQueue2, 8,i:  48,951,849 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,826,343 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,861,670 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,984,001 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,208,023 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,785,334 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,946,717 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,337,920 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,790,282 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,469,104 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,878,345 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,157,574 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,540,219 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,178,190 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,108,411 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,058,166 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,218,920 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000221 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[165] 263m:40s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,537,124 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,008,598 msg/sec
          boost::lockfree::queue, 1,s:   6,847,627 msg/sec
          boost::lockfree::queue, 1,i:   6,936,112 msg/sec
          boost::lockfree::queue, 2,s:   7,673,721 msg/sec
          boost::lockfree::queue, 2,i:   7,544,885 msg/sec
          boost::lockfree::queue, 3,s:   7,385,728 msg/sec
          boost::lockfree::queue, 3,i:   7,531,578 msg/sec
          boost::lockfree::queue, 4,s:   6,425,375 msg/sec
          boost::lockfree::queue, 4,i:   6,775,203 msg/sec
          boost::lockfree::queue, 5,s:   6,412,344 msg/sec
          boost::lockfree::queue, 5,i:   6,461,633 msg/sec
          boost::lockfree::queue, 6,s:   5,963,112 msg/sec
          boost::lockfree::queue, 6,i:   6,125,499 msg/sec
          boost::lockfree::queue, 7,s:   5,992,069 msg/sec
          boost::lockfree::queue, 7,i:   6,112,288 msg/sec
          boost::lockfree::queue, 8,s:   5,537,925 msg/sec
          boost::lockfree::queue, 8,i:   5,584,651 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  71,925,467 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  51,098,043 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,833,563 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,372,121 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,604,203 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,651,898 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,522,470 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,001,065 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,205,496 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,288,784 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,455,995 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,998,413 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,432,808 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,545,122 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,044,093 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,882,934 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,319,151 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  33,376,307 msg/sec
                pthread_spinlock, 1,s:  29,042,075 msg/sec
                pthread_spinlock, 1,i:  25,293,534 msg/sec
                pthread_spinlock, 2,s:  15,585,602 msg/sec
                pthread_spinlock, 2,i:  17,152,527 msg/sec
                pthread_spinlock, 3,s:   8,324,811 msg/sec
                pthread_spinlock, 3,i:  12,150,195 msg/sec
                pthread_spinlock, 4,s:   6,489,659 msg/sec
                pthread_spinlock, 4,i:   9,252,857 msg/sec
                pthread_spinlock, 5,s:   8,660,635 msg/sec
                pthread_spinlock, 5,i:   9,197,110 msg/sec
                pthread_spinlock, 6,s:   8,733,182 msg/sec
                pthread_spinlock, 6,i:   9,083,013 msg/sec
                pthread_spinlock, 7,s:   7,731,058 msg/sec
                pthread_spinlock, 7,i:   7,744,885 msg/sec
                pthread_spinlock, 8,s:   6,674,509 msg/sec
                pthread_spinlock, 8,i:   6,998,107 msg/sec
                      std::mutex, 1,s:   7,195,436 msg/sec
                      std::mutex, 1,i:   7,286,820 msg/sec
                      std::mutex, 2,s:   5,974,650 msg/sec
                      std::mutex, 2,i:   6,086,945 msg/sec
                      std::mutex, 3,s:   6,070,206 msg/sec
                      std::mutex, 3,i:   6,161,799 msg/sec
                      std::mutex, 4,s:   6,152,102 msg/sec
                      std::mutex, 4,i:   6,272,492 msg/sec
                      std::mutex, 5,s:   6,127,647 msg/sec
                      std::mutex, 5,i:   6,044,353 msg/sec
                      std::mutex, 6,s:   6,019,109 msg/sec
                      std::mutex, 6,i:   5,980,585 msg/sec
                      std::mutex, 7,s:   5,815,332 msg/sec
                      std::mutex, 7,i:   5,831,559 msg/sec
                      std::mutex, 8,s:   5,697,314 msg/sec
                      std::mutex, 8,i:   5,645,231 msg/sec
                 tbb::spin_mutex, 1,s:  37,717,469 msg/sec
                 tbb::spin_mutex, 1,i:  37,539,945 msg/sec
                 tbb::spin_mutex, 2,s:  21,052,357 msg/sec
                 tbb::spin_mutex, 2,i:  18,403,479 msg/sec
                 tbb::spin_mutex, 3,s:   8,257,353 msg/sec
                 tbb::spin_mutex, 3,i:  11,182,924 msg/sec
                 tbb::spin_mutex, 4,s:   3,264,121 msg/sec
                 tbb::spin_mutex, 4,i:   6,279,757 msg/sec
                 tbb::spin_mutex, 5,s:   5,346,666 msg/sec
                 tbb::spin_mutex, 5,i:   5,745,351 msg/sec
                 tbb::spin_mutex, 6,s:   5,341,024 msg/sec
                 tbb::spin_mutex, 6,i:   4,329,522 msg/sec
                 tbb::spin_mutex, 7,s:   4,873,319 msg/sec
                 tbb::spin_mutex, 7,i:   4,358,127 msg/sec
                 tbb::spin_mutex, 8,s:   4,264,616 msg/sec
                 tbb::spin_mutex, 8,i:   4,196,169 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,335,767 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,293,147 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,101,950 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,376,590 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,601,392 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,378,959 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,457,312 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,625,998 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,909,965 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,631,076 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,916,823 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,697,777 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,902,892 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,843,339 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,798,740 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,469,449 msg/sec
     xenium::michael_scott_queue, 1,s:  10,130,815 msg/sec
     xenium::michael_scott_queue, 1,i:  10,088,656 msg/sec
     xenium::michael_scott_queue, 2,s:   8,430,036 msg/sec
     xenium::michael_scott_queue, 2,i:   8,420,380 msg/sec
     xenium::michael_scott_queue, 3,s:   7,258,060 msg/sec
     xenium::michael_scott_queue, 3,i:   7,545,260 msg/sec
     xenium::michael_scott_queue, 4,s:   6,390,953 msg/sec
     xenium::michael_scott_queue, 4,i:   6,358,175 msg/sec
     xenium::michael_scott_queue, 5,s:   6,330,219 msg/sec
     xenium::michael_scott_queue, 5,i:   6,665,799 msg/sec
     xenium::michael_scott_queue, 6,s:   6,518,779 msg/sec
     xenium::michael_scott_queue, 6,i:   6,729,320 msg/sec
     xenium::michael_scott_queue, 7,s:   6,354,272 msg/sec
     xenium::michael_scott_queue, 7,i:   6,479,093 msg/sec
     xenium::michael_scott_queue, 8,s:   5,942,376 msg/sec
     xenium::michael_scott_queue, 8,i:   6,249,053 msg/sec
         xenium::ramalhete_queue, 1,s:  32,618,591 msg/sec
         xenium::ramalhete_queue, 1,i:  32,264,603 msg/sec
         xenium::ramalhete_queue, 2,s:  23,546,981 msg/sec
         xenium::ramalhete_queue, 2,i:  23,370,004 msg/sec
         xenium::ramalhete_queue, 3,s:  29,167,834 msg/sec
         xenium::ramalhete_queue, 3,i:  28,571,830 msg/sec
         xenium::ramalhete_queue, 4,s:  33,897,465 msg/sec
         xenium::ramalhete_queue, 4,i:  33,521,157 msg/sec
         xenium::ramalhete_queue, 5,s:  32,130,031 msg/sec
         xenium::ramalhete_queue, 5,i:  35,966,592 msg/sec
         xenium::ramalhete_queue, 6,s:  33,901,014 msg/sec
         xenium::ramalhete_queue, 6,i:  38,908,845 msg/sec
         xenium::ramalhete_queue, 7,s:  34,929,904 msg/sec
         xenium::ramalhete_queue, 7,i:  41,451,779 msg/sec
         xenium::ramalhete_queue, 8,s:  35,504,659 msg/sec
         xenium::ramalhete_queue, 8,i:  43,680,427 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,752,411 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,986,163 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,503,541 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,369,732 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,614,850 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,481,416 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,480,517 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,416,605 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,640,685 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,355,923 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,112,186 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,490,302 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,207,058 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,099,617 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,424,144 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,329,971 msg/sec
                     AtomicQueue, 1,s:  62,397,791 msg/sec
                     AtomicQueue, 1,i:  56,883,864 msg/sec
                     AtomicQueue, 2,s:  12,293,071 msg/sec
                     AtomicQueue, 2,i:  11,744,615 msg/sec
                     AtomicQueue, 3,s:  10,823,242 msg/sec
                     AtomicQueue, 3,i:   9,957,286 msg/sec
                     AtomicQueue, 4,s:   8,193,420 msg/sec
                     AtomicQueue, 4,i:   8,205,845 msg/sec
                     AtomicQueue, 5,s:   8,034,554 msg/sec
                     AtomicQueue, 5,i:   8,097,258 msg/sec
                     AtomicQueue, 6,s:   7,708,134 msg/sec
                     AtomicQueue, 6,i:   7,621,238 msg/sec
                     AtomicQueue, 7,s:   7,095,635 msg/sec
                     AtomicQueue, 7,i:   7,977,597 msg/sec
                     AtomicQueue, 8,s:   6,371,818 msg/sec
                     AtomicQueue, 8,i:   7,432,587 msg/sec
                    AtomicQueueB, 1,s:  44,315,149 msg/sec
                    AtomicQueueB, 1,i:  42,977,942 msg/sec
                    AtomicQueueB, 2,s:  11,929,732 msg/sec
                    AtomicQueueB, 2,i:  11,518,655 msg/sec
                    AtomicQueueB, 3,s:  11,071,070 msg/sec
                    AtomicQueueB, 3,i:  10,092,678 msg/sec
                    AtomicQueueB, 4,s:   8,002,611 msg/sec
                    AtomicQueueB, 4,i:   8,018,657 msg/sec
                    AtomicQueueB, 5,s:   7,617,988 msg/sec
                    AtomicQueueB, 5,i:   7,794,719 msg/sec
                    AtomicQueueB, 6,s:   7,336,306 msg/sec
                    AtomicQueueB, 6,i:   7,542,931 msg/sec
                    AtomicQueueB, 7,s:   6,965,190 msg/sec
                    AtomicQueueB, 7,i:   7,669,344 msg/sec
                    AtomicQueueB, 8,s:   6,253,113 msg/sec
                    AtomicQueueB, 8,i:   7,134,836 msg/sec
             OptimistAtomicQueue, 1,s: 665,210,631 msg/sec
             OptimistAtomicQueue, 1,i: 513,243,346 msg/sec
             OptimistAtomicQueue, 2,s:  32,178,652 msg/sec
             OptimistAtomicQueue, 2,i:  32,211,844 msg/sec
             OptimistAtomicQueue, 3,s:  36,620,606 msg/sec
             OptimistAtomicQueue, 3,i:  37,327,840 msg/sec
             OptimistAtomicQueue, 4,s:  39,286,864 msg/sec
             OptimistAtomicQueue, 4,i:  39,305,315 msg/sec
             OptimistAtomicQueue, 5,s:  42,425,392 msg/sec
             OptimistAtomicQueue, 5,i:  46,407,522 msg/sec
             OptimistAtomicQueue, 6,s:  42,572,128 msg/sec
             OptimistAtomicQueue, 6,i:  50,181,674 msg/sec
             OptimistAtomicQueue, 7,s:  44,448,114 msg/sec
             OptimistAtomicQueue, 7,i:  52,034,886 msg/sec
             OptimistAtomicQueue, 8,s:  46,537,390 msg/sec
             OptimistAtomicQueue, 8,i:  49,418,910 msg/sec
            OptimistAtomicQueueB, 1,s: 189,426,030 msg/sec
            OptimistAtomicQueueB, 1,i:  77,459,849 msg/sec
            OptimistAtomicQueueB, 2,s:  32,187,725 msg/sec
            OptimistAtomicQueueB, 2,i:  32,273,470 msg/sec
            OptimistAtomicQueueB, 3,s:  36,179,975 msg/sec
            OptimistAtomicQueueB, 3,i:  36,862,403 msg/sec
            OptimistAtomicQueueB, 4,s:  38,698,933 msg/sec
            OptimistAtomicQueueB, 4,i:  38,794,047 msg/sec
            OptimistAtomicQueueB, 5,s:  41,095,061 msg/sec
            OptimistAtomicQueueB, 5,i:  44,485,914 msg/sec
            OptimistAtomicQueueB, 6,s:  41,386,022 msg/sec
            OptimistAtomicQueueB, 6,i:  48,922,439 msg/sec
            OptimistAtomicQueueB, 7,s:  42,236,418 msg/sec
            OptimistAtomicQueueB, 7,i:  51,480,858 msg/sec
            OptimistAtomicQueueB, 8,s:  44,228,677 msg/sec
            OptimistAtomicQueueB, 8,i:  48,027,209 msg/sec
                    AtomicQueue2, 1,s:  23,674,020 msg/sec
                    AtomicQueue2, 1,i:  23,472,667 msg/sec
                    AtomicQueue2, 2,s:  11,980,600 msg/sec
                    AtomicQueue2, 2,i:  11,411,298 msg/sec
                    AtomicQueue2, 3,s:   9,403,247 msg/sec
                    AtomicQueue2, 3,i:   9,381,048 msg/sec
                    AtomicQueue2, 4,s:   8,022,032 msg/sec
                    AtomicQueue2, 4,i:   8,016,381 msg/sec
                    AtomicQueue2, 5,s:   7,896,842 msg/sec
                    AtomicQueue2, 5,i:   8,035,407 msg/sec
                    AtomicQueue2, 6,s:   7,788,584 msg/sec
                    AtomicQueue2, 6,i:   7,526,606 msg/sec
                    AtomicQueue2, 7,s:   7,106,717 msg/sec
                    AtomicQueue2, 7,i:   7,876,260 msg/sec
                    AtomicQueue2, 8,s:   6,390,792 msg/sec
                    AtomicQueue2, 8,i:   7,302,960 msg/sec
                   AtomicQueueB2, 1,s:  36,099,403 msg/sec
                   AtomicQueueB2, 1,i:  36,236,383 msg/sec
                   AtomicQueueB2, 2,s:  11,425,949 msg/sec
                   AtomicQueueB2, 2,i:  11,159,722 msg/sec
                   AtomicQueueB2, 3,s:   9,650,976 msg/sec
                   AtomicQueueB2, 3,i:   9,561,973 msg/sec
                   AtomicQueueB2, 4,s:   7,814,975 msg/sec
                   AtomicQueueB2, 4,i:   7,819,741 msg/sec
                   AtomicQueueB2, 5,s:   7,573,279 msg/sec
                   AtomicQueueB2, 5,i:   7,649,534 msg/sec
                   AtomicQueueB2, 6,s:   7,287,513 msg/sec
                   AtomicQueueB2, 6,i:   7,421,411 msg/sec
                   AtomicQueueB2, 7,s:   6,853,429 msg/sec
                   AtomicQueueB2, 7,i:   7,704,858 msg/sec
                   AtomicQueueB2, 8,s:   6,344,353 msg/sec
                   AtomicQueueB2, 8,i:   7,130,936 msg/sec
            OptimistAtomicQueue2, 1,s: 540,229,470 msg/sec
            OptimistAtomicQueue2, 1,i:  29,515,606 msg/sec
            OptimistAtomicQueue2, 2,s:  24,275,443 msg/sec
            OptimistAtomicQueue2, 2,i:  24,563,582 msg/sec
            OptimistAtomicQueue2, 3,s:  29,852,801 msg/sec
            OptimistAtomicQueue2, 3,i:  29,570,872 msg/sec
            OptimistAtomicQueue2, 4,s:  33,588,046 msg/sec
            OptimistAtomicQueue2, 4,i:  33,330,249 msg/sec
            OptimistAtomicQueue2, 5,s:  37,118,799 msg/sec
            OptimistAtomicQueue2, 5,i:  42,754,949 msg/sec
            OptimistAtomicQueue2, 6,s:  40,081,581 msg/sec
            OptimistAtomicQueue2, 6,i:  49,210,932 msg/sec
            OptimistAtomicQueue2, 7,s:  43,355,850 msg/sec
            OptimistAtomicQueue2, 7,i:  48,153,910 msg/sec
            OptimistAtomicQueue2, 8,s:  43,923,953 msg/sec
            OptimistAtomicQueue2, 8,i:  48,542,166 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,727,031 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,871,334 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,219,558 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,905,446 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,707,774 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,116,593 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,414,390 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,258,062 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,612,982 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,025,733 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,305,427 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,271,674 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,281,277 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,158,911 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,396,183 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,280,432 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000121 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000244 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000456 sec/round-trip
                 tbb::spin_mutex: 0.000000283 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000401 sec/round-trip
         xenium::ramalhete_queue: 0.000000262 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000225 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000169 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[166] 262m:21s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,355,800 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,969,426 msg/sec
          boost::lockfree::queue, 1,s:   6,781,641 msg/sec
          boost::lockfree::queue, 1,i:   6,852,686 msg/sec
          boost::lockfree::queue, 2,s:   7,590,878 msg/sec
          boost::lockfree::queue, 2,i:   7,635,400 msg/sec
          boost::lockfree::queue, 3,s:   7,465,336 msg/sec
          boost::lockfree::queue, 3,i:   7,563,487 msg/sec
          boost::lockfree::queue, 4,s:   6,419,003 msg/sec
          boost::lockfree::queue, 4,i:   6,750,378 msg/sec
          boost::lockfree::queue, 5,s:   6,381,374 msg/sec
          boost::lockfree::queue, 5,i:   6,482,153 msg/sec
          boost::lockfree::queue, 6,s:   5,959,116 msg/sec
          boost::lockfree::queue, 6,i:   6,117,767 msg/sec
          boost::lockfree::queue, 7,s:   5,987,831 msg/sec
          boost::lockfree::queue, 7,i:   6,058,525 msg/sec
          boost::lockfree::queue, 8,s:   5,481,344 msg/sec
          boost::lockfree::queue, 8,i:   5,549,595 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 524,362,882 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 508,568,424 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,265,898 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,935,913 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,202,613 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,733,839 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,935,689 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,741,507 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,312,667 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,052,570 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,144,975 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,232,429 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,375,901 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,083,172 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,829,184 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,626,789 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,178,394 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,152,727 msg/sec
                pthread_spinlock, 1,s:  28,540,980 msg/sec
                pthread_spinlock, 1,i:  26,621,243 msg/sec
                pthread_spinlock, 2,s:  15,618,558 msg/sec
                pthread_spinlock, 2,i:  17,009,497 msg/sec
                pthread_spinlock, 3,s:   8,391,808 msg/sec
                pthread_spinlock, 3,i:  12,137,430 msg/sec
                pthread_spinlock, 4,s:   6,490,557 msg/sec
                pthread_spinlock, 4,i:   9,325,843 msg/sec
                pthread_spinlock, 5,s:   8,677,510 msg/sec
                pthread_spinlock, 5,i:   9,495,520 msg/sec
                pthread_spinlock, 6,s:   8,533,168 msg/sec
                pthread_spinlock, 6,i:   8,514,487 msg/sec
                pthread_spinlock, 7,s:   7,491,428 msg/sec
                pthread_spinlock, 7,i:   7,405,478 msg/sec
                pthread_spinlock, 8,s:   6,688,775 msg/sec
                pthread_spinlock, 8,i:   6,913,438 msg/sec
                      std::mutex, 1,s:   6,284,092 msg/sec
                      std::mutex, 1,i:   5,900,458 msg/sec
                      std::mutex, 2,s:   5,532,828 msg/sec
                      std::mutex, 2,i:   5,623,252 msg/sec
                      std::mutex, 3,s:   6,098,032 msg/sec
                      std::mutex, 3,i:   6,309,861 msg/sec
                      std::mutex, 4,s:   6,316,116 msg/sec
                      std::mutex, 4,i:   6,354,112 msg/sec
                      std::mutex, 5,s:   6,080,302 msg/sec
                      std::mutex, 5,i:   6,166,389 msg/sec
                      std::mutex, 6,s:   5,747,538 msg/sec
                      std::mutex, 6,i:   6,006,103 msg/sec
                      std::mutex, 7,s:   5,901,163 msg/sec
                      std::mutex, 7,i:   5,873,218 msg/sec
                      std::mutex, 8,s:   5,744,045 msg/sec
                      std::mutex, 8,i:   5,781,946 msg/sec
                 tbb::spin_mutex, 1,s:  37,971,826 msg/sec
                 tbb::spin_mutex, 1,i:  33,178,208 msg/sec
                 tbb::spin_mutex, 2,s:  21,078,497 msg/sec
                 tbb::spin_mutex, 2,i:  18,228,155 msg/sec
                 tbb::spin_mutex, 3,s:   7,845,065 msg/sec
                 tbb::spin_mutex, 3,i:  10,230,522 msg/sec
                 tbb::spin_mutex, 4,s:   3,178,541 msg/sec
                 tbb::spin_mutex, 4,i:   6,321,532 msg/sec
                 tbb::spin_mutex, 5,s:   5,503,527 msg/sec
                 tbb::spin_mutex, 5,i:   5,670,182 msg/sec
                 tbb::spin_mutex, 6,s:   5,299,688 msg/sec
                 tbb::spin_mutex, 6,i:   4,361,304 msg/sec
                 tbb::spin_mutex, 7,s:   4,863,918 msg/sec
                 tbb::spin_mutex, 7,i:   4,331,990 msg/sec
                 tbb::spin_mutex, 8,s:   4,270,079 msg/sec
                 tbb::spin_mutex, 8,i:   4,055,258 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,538,493 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,490,509 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,470,512 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,117,317 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,559,372 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,909,916 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,101,781 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,475,120 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,813,505 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,775,818 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,931,296 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,949,416 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,823,320 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,155,910 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,634,504 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,324,689 msg/sec
     xenium::michael_scott_queue, 1,s:   8,941,453 msg/sec
     xenium::michael_scott_queue, 1,i:   9,239,875 msg/sec
     xenium::michael_scott_queue, 2,s:   8,406,919 msg/sec
     xenium::michael_scott_queue, 2,i:   8,400,191 msg/sec
     xenium::michael_scott_queue, 3,s:   7,213,491 msg/sec
     xenium::michael_scott_queue, 3,i:   7,573,399 msg/sec
     xenium::michael_scott_queue, 4,s:   6,282,210 msg/sec
     xenium::michael_scott_queue, 4,i:   6,295,653 msg/sec
     xenium::michael_scott_queue, 5,s:   6,317,139 msg/sec
     xenium::michael_scott_queue, 5,i:   6,699,256 msg/sec
     xenium::michael_scott_queue, 6,s:   6,500,664 msg/sec
     xenium::michael_scott_queue, 6,i:   6,688,715 msg/sec
     xenium::michael_scott_queue, 7,s:   6,305,767 msg/sec
     xenium::michael_scott_queue, 7,i:   6,516,124 msg/sec
     xenium::michael_scott_queue, 8,s:   5,994,713 msg/sec
     xenium::michael_scott_queue, 8,i:   6,248,230 msg/sec
         xenium::ramalhete_queue, 1,s:  31,896,330 msg/sec
         xenium::ramalhete_queue, 1,i:  32,468,161 msg/sec
         xenium::ramalhete_queue, 2,s:  24,487,327 msg/sec
         xenium::ramalhete_queue, 2,i:  23,312,461 msg/sec
         xenium::ramalhete_queue, 3,s:  29,348,182 msg/sec
         xenium::ramalhete_queue, 3,i:  28,467,290 msg/sec
         xenium::ramalhete_queue, 4,s:  33,926,044 msg/sec
         xenium::ramalhete_queue, 4,i:  33,499,833 msg/sec
         xenium::ramalhete_queue, 5,s:  32,122,999 msg/sec
         xenium::ramalhete_queue, 5,i:  35,964,361 msg/sec
         xenium::ramalhete_queue, 6,s:  34,110,776 msg/sec
         xenium::ramalhete_queue, 6,i:  38,647,921 msg/sec
         xenium::ramalhete_queue, 7,s:  35,100,002 msg/sec
         xenium::ramalhete_queue, 7,i:  41,453,282 msg/sec
         xenium::ramalhete_queue, 8,s:  35,499,974 msg/sec
         xenium::ramalhete_queue, 8,i:  43,891,236 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,654,946 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,922,112 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,591,027 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,959,251 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,578,132 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,997,778 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,595,965 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,397,667 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,911,041 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,310,945 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,994,608 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,496,670 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,182,970 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,088,840 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,393,660 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,230,145 msg/sec
                     AtomicQueue, 1,s:  58,397,292 msg/sec
                     AtomicQueue, 1,i:  56,690,220 msg/sec
                     AtomicQueue, 2,s:  12,243,514 msg/sec
                     AtomicQueue, 2,i:  11,731,363 msg/sec
                     AtomicQueue, 3,s:  10,732,126 msg/sec
                     AtomicQueue, 3,i:   9,922,443 msg/sec
                     AtomicQueue, 4,s:   8,178,813 msg/sec
                     AtomicQueue, 4,i:   8,213,559 msg/sec
                     AtomicQueue, 5,s:   8,020,864 msg/sec
                     AtomicQueue, 5,i:   8,107,174 msg/sec
                     AtomicQueue, 6,s:   7,790,411 msg/sec
                     AtomicQueue, 6,i:   7,617,304 msg/sec
                     AtomicQueue, 7,s:   7,123,483 msg/sec
                     AtomicQueue, 7,i:   7,987,839 msg/sec
                     AtomicQueue, 8,s:   6,333,380 msg/sec
                     AtomicQueue, 8,i:   7,459,720 msg/sec
                    AtomicQueueB, 1,s:  44,089,220 msg/sec
                    AtomicQueueB, 1,i:  43,503,222 msg/sec
                    AtomicQueueB, 2,s:  11,739,931 msg/sec
                    AtomicQueueB, 2,i:  11,492,817 msg/sec
                    AtomicQueueB, 3,s:  10,933,905 msg/sec
                    AtomicQueueB, 3,i:  10,201,416 msg/sec
                    AtomicQueueB, 4,s:   8,025,952 msg/sec
                    AtomicQueueB, 4,i:   7,977,574 msg/sec
                    AtomicQueueB, 5,s:   7,759,241 msg/sec
                    AtomicQueueB, 5,i:   7,777,932 msg/sec
                    AtomicQueueB, 6,s:   7,332,022 msg/sec
                    AtomicQueueB, 6,i:   7,536,258 msg/sec
                    AtomicQueueB, 7,s:   6,909,009 msg/sec
                    AtomicQueueB, 7,i:   7,760,731 msg/sec
                    AtomicQueueB, 8,s:   6,218,274 msg/sec
                    AtomicQueueB, 8,i:   7,158,839 msg/sec
             OptimistAtomicQueue, 1,s: 689,311,586 msg/sec
             OptimistAtomicQueue, 1,i: 532,054,699 msg/sec
             OptimistAtomicQueue, 2,s:  32,616,262 msg/sec
             OptimistAtomicQueue, 2,i:  32,699,977 msg/sec
             OptimistAtomicQueue, 3,s:  36,688,940 msg/sec
             OptimistAtomicQueue, 3,i:  37,109,220 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,089 msg/sec
             OptimistAtomicQueue, 4,i:  39,399,449 msg/sec
             OptimistAtomicQueue, 5,s:  41,670,222 msg/sec
             OptimistAtomicQueue, 5,i:  46,337,924 msg/sec
             OptimistAtomicQueue, 6,s:  42,231,870 msg/sec
             OptimistAtomicQueue, 6,i:  49,717,442 msg/sec
             OptimistAtomicQueue, 7,s:  45,190,862 msg/sec
             OptimistAtomicQueue, 7,i:  52,989,679 msg/sec
             OptimistAtomicQueue, 8,s:  46,453,148 msg/sec
             OptimistAtomicQueue, 8,i:  49,336,075 msg/sec
            OptimistAtomicQueueB, 1,s: 212,077,765 msg/sec
            OptimistAtomicQueueB, 1,i: 201,938,253 msg/sec
            OptimistAtomicQueueB, 2,s:  32,164,039 msg/sec
            OptimistAtomicQueueB, 2,i:  32,252,386 msg/sec
            OptimistAtomicQueueB, 3,s:  36,321,443 msg/sec
            OptimistAtomicQueueB, 3,i:  36,959,615 msg/sec
            OptimistAtomicQueueB, 4,s:  38,668,598 msg/sec
            OptimistAtomicQueueB, 4,i:  38,728,687 msg/sec
            OptimistAtomicQueueB, 5,s:  41,133,747 msg/sec
            OptimistAtomicQueueB, 5,i:  45,631,667 msg/sec
            OptimistAtomicQueueB, 6,s:  40,714,730 msg/sec
            OptimistAtomicQueueB, 6,i:  49,153,803 msg/sec
            OptimistAtomicQueueB, 7,s:  42,104,100 msg/sec
            OptimistAtomicQueueB, 7,i:  51,359,250 msg/sec
            OptimistAtomicQueueB, 8,s:  44,441,681 msg/sec
            OptimistAtomicQueueB, 8,i:  47,624,508 msg/sec
                    AtomicQueue2, 1,s:  22,865,915 msg/sec
                    AtomicQueue2, 1,i:  22,859,779 msg/sec
                    AtomicQueue2, 2,s:  11,802,974 msg/sec
                    AtomicQueue2, 2,i:  11,514,096 msg/sec
                    AtomicQueue2, 3,s:   9,441,115 msg/sec
                    AtomicQueue2, 3,i:   9,411,033 msg/sec
                    AtomicQueue2, 4,s:   8,025,209 msg/sec
                    AtomicQueue2, 4,i:   8,030,735 msg/sec
                    AtomicQueue2, 5,s:   7,929,712 msg/sec
                    AtomicQueue2, 5,i:   8,039,087 msg/sec
                    AtomicQueue2, 6,s:   7,612,673 msg/sec
                    AtomicQueue2, 6,i:   7,534,161 msg/sec
                    AtomicQueue2, 7,s:   7,175,599 msg/sec
                    AtomicQueue2, 7,i:   7,892,214 msg/sec
                    AtomicQueue2, 8,s:   6,376,993 msg/sec
                    AtomicQueue2, 8,i:   7,357,653 msg/sec
                   AtomicQueueB2, 1,s:  36,049,642 msg/sec
                   AtomicQueueB2, 1,i:  32,614,817 msg/sec
                   AtomicQueueB2, 2,s:  11,287,915 msg/sec
                   AtomicQueueB2, 2,i:  11,109,537 msg/sec
                   AtomicQueueB2, 3,s:   9,731,859 msg/sec
                   AtomicQueueB2, 3,i:   9,593,538 msg/sec
                   AtomicQueueB2, 4,s:   7,987,275 msg/sec
                   AtomicQueueB2, 4,i:   7,896,097 msg/sec
                   AtomicQueueB2, 5,s:   7,413,692 msg/sec
                   AtomicQueueB2, 5,i:   7,768,827 msg/sec
                   AtomicQueueB2, 6,s:   7,311,576 msg/sec
                   AtomicQueueB2, 6,i:   7,445,130 msg/sec
                   AtomicQueueB2, 7,s:   6,867,060 msg/sec
                   AtomicQueueB2, 7,i:   7,722,659 msg/sec
                   AtomicQueueB2, 8,s:   6,298,963 msg/sec
                   AtomicQueueB2, 8,i:   6,946,965 msg/sec
            OptimistAtomicQueue2, 1,s: 510,754,771 msg/sec
            OptimistAtomicQueue2, 1,i:  43,157,105 msg/sec
            OptimistAtomicQueue2, 2,s:  26,187,835 msg/sec
            OptimistAtomicQueue2, 2,i:  24,260,058 msg/sec
            OptimistAtomicQueue2, 3,s:  30,380,741 msg/sec
            OptimistAtomicQueue2, 3,i:  29,939,377 msg/sec
            OptimistAtomicQueue2, 4,s:  33,243,662 msg/sec
            OptimistAtomicQueue2, 4,i:  33,370,058 msg/sec
            OptimistAtomicQueue2, 5,s:  37,245,299 msg/sec
            OptimistAtomicQueue2, 5,i:  40,457,042 msg/sec
            OptimistAtomicQueue2, 6,s:  40,544,232 msg/sec
            OptimistAtomicQueue2, 6,i:  49,446,020 msg/sec
            OptimistAtomicQueue2, 7,s:  42,905,233 msg/sec
            OptimistAtomicQueue2, 7,i:  48,215,255 msg/sec
            OptimistAtomicQueue2, 8,s:  43,850,381 msg/sec
            OptimistAtomicQueue2, 8,i:  48,034,266 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,240,638 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,941,065 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,928,155 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,416,469 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,152,206 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,124,511 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,112,631 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,068,226 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,573,034 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,597,881 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,755,732 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,525,344 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,432,765 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,172,832 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,846,522 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,932,787 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000128 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000244 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000447 sec/round-trip
                 tbb::spin_mutex: 0.000000254 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000188 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[167] 261m:2s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,598,741 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,013,666 msg/sec
          boost::lockfree::queue, 1,s:   6,818,928 msg/sec
          boost::lockfree::queue, 1,i:   6,964,448 msg/sec
          boost::lockfree::queue, 2,s:   7,696,426 msg/sec
          boost::lockfree::queue, 2,i:   7,506,279 msg/sec
          boost::lockfree::queue, 3,s:   7,429,154 msg/sec
          boost::lockfree::queue, 3,i:   7,567,321 msg/sec
          boost::lockfree::queue, 4,s:   6,426,453 msg/sec
          boost::lockfree::queue, 4,i:   6,803,216 msg/sec
          boost::lockfree::queue, 5,s:   6,402,785 msg/sec
          boost::lockfree::queue, 5,i:   6,496,473 msg/sec
          boost::lockfree::queue, 6,s:   6,009,311 msg/sec
          boost::lockfree::queue, 6,i:   6,087,303 msg/sec
          boost::lockfree::queue, 7,s:   5,823,934 msg/sec
          boost::lockfree::queue, 7,i:   6,069,315 msg/sec
          boost::lockfree::queue, 8,s:   5,514,051 msg/sec
          boost::lockfree::queue, 8,i:   5,588,292 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 472,017,727 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 505,982,355 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,813,551 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,930,855 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,888,569 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,772,826 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,072,099 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,922,568 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,975,996 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,935,472 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,265,320 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,469,797 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,585,676 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,971,371 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,196,036 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,542,822 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,235,517 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,959,703 msg/sec
                pthread_spinlock, 1,s:  29,223,439 msg/sec
                pthread_spinlock, 1,i:  25,327,662 msg/sec
                pthread_spinlock, 2,s:  15,495,415 msg/sec
                pthread_spinlock, 2,i:  16,741,925 msg/sec
                pthread_spinlock, 3,s:   8,384,044 msg/sec
                pthread_spinlock, 3,i:  12,041,368 msg/sec
                pthread_spinlock, 4,s:   6,495,860 msg/sec
                pthread_spinlock, 4,i:   8,916,343 msg/sec
                pthread_spinlock, 5,s:   8,665,036 msg/sec
                pthread_spinlock, 5,i:   9,213,802 msg/sec
                pthread_spinlock, 6,s:   8,509,430 msg/sec
                pthread_spinlock, 6,i:   8,471,697 msg/sec
                pthread_spinlock, 7,s:   7,574,734 msg/sec
                pthread_spinlock, 7,i:   7,608,818 msg/sec
                pthread_spinlock, 8,s:   6,770,095 msg/sec
                pthread_spinlock, 8,i:   6,882,240 msg/sec
                      std::mutex, 1,s:   7,310,952 msg/sec
                      std::mutex, 1,i:   7,202,376 msg/sec
                      std::mutex, 2,s:   5,707,834 msg/sec
                      std::mutex, 2,i:   5,473,292 msg/sec
                      std::mutex, 3,s:   5,096,414 msg/sec
                      std::mutex, 3,i:   5,038,398 msg/sec
                      std::mutex, 4,s:   5,743,420 msg/sec
                      std::mutex, 4,i:   6,311,982 msg/sec
                      std::mutex, 5,s:   5,952,626 msg/sec
                      std::mutex, 5,i:   5,981,399 msg/sec
                      std::mutex, 6,s:   5,521,016 msg/sec
                      std::mutex, 6,i:   5,900,578 msg/sec
                      std::mutex, 7,s:   5,776,663 msg/sec
                      std::mutex, 7,i:   5,782,191 msg/sec
                      std::mutex, 8,s:   5,704,756 msg/sec
                      std::mutex, 8,i:   5,699,468 msg/sec
                 tbb::spin_mutex, 1,s:  38,044,742 msg/sec
                 tbb::spin_mutex, 1,i:  33,313,884 msg/sec
                 tbb::spin_mutex, 2,s:  21,185,313 msg/sec
                 tbb::spin_mutex, 2,i:  18,346,759 msg/sec
                 tbb::spin_mutex, 3,s:   7,385,228 msg/sec
                 tbb::spin_mutex, 3,i:  10,209,205 msg/sec
                 tbb::spin_mutex, 4,s:   3,135,956 msg/sec
                 tbb::spin_mutex, 4,i:   6,217,977 msg/sec
                 tbb::spin_mutex, 5,s:   5,254,701 msg/sec
                 tbb::spin_mutex, 5,i:   5,666,430 msg/sec
                 tbb::spin_mutex, 6,s:   5,352,559 msg/sec
                 tbb::spin_mutex, 6,i:   4,388,243 msg/sec
                 tbb::spin_mutex, 7,s:   4,880,362 msg/sec
                 tbb::spin_mutex, 7,i:   4,366,912 msg/sec
                 tbb::spin_mutex, 8,s:   4,216,247 msg/sec
                 tbb::spin_mutex, 8,i:   4,120,316 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,527,241 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,118,747 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,806,648 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,646,883 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,026,129 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,661,490 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,307,788 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,309,406 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,664,856 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,168,278 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,878,133 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,514,368 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,961,953 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,613,812 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,050,484 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,764,651 msg/sec
     xenium::michael_scott_queue, 1,s:   9,358,235 msg/sec
     xenium::michael_scott_queue, 1,i:   9,141,455 msg/sec
     xenium::michael_scott_queue, 2,s:   8,561,424 msg/sec
     xenium::michael_scott_queue, 2,i:   8,523,884 msg/sec
     xenium::michael_scott_queue, 3,s:   7,276,691 msg/sec
     xenium::michael_scott_queue, 3,i:   7,653,461 msg/sec
     xenium::michael_scott_queue, 4,s:   6,238,066 msg/sec
     xenium::michael_scott_queue, 4,i:   6,324,014 msg/sec
     xenium::michael_scott_queue, 5,s:   6,324,180 msg/sec
     xenium::michael_scott_queue, 5,i:   6,682,987 msg/sec
     xenium::michael_scott_queue, 6,s:   6,495,268 msg/sec
     xenium::michael_scott_queue, 6,i:   6,710,339 msg/sec
     xenium::michael_scott_queue, 7,s:   6,296,206 msg/sec
     xenium::michael_scott_queue, 7,i:   6,619,282 msg/sec
     xenium::michael_scott_queue, 8,s:   6,060,960 msg/sec
     xenium::michael_scott_queue, 8,i:   6,072,213 msg/sec
         xenium::ramalhete_queue, 1,s:  32,059,872 msg/sec
         xenium::ramalhete_queue, 1,i:  32,611,379 msg/sec
         xenium::ramalhete_queue, 2,s:  23,521,113 msg/sec
         xenium::ramalhete_queue, 2,i:  23,345,130 msg/sec
         xenium::ramalhete_queue, 3,s:  29,261,381 msg/sec
         xenium::ramalhete_queue, 3,i:  28,486,197 msg/sec
         xenium::ramalhete_queue, 4,s:  33,830,724 msg/sec
         xenium::ramalhete_queue, 4,i:  33,485,249 msg/sec
         xenium::ramalhete_queue, 5,s:  32,213,718 msg/sec
         xenium::ramalhete_queue, 5,i:  36,159,039 msg/sec
         xenium::ramalhete_queue, 6,s:  34,198,419 msg/sec
         xenium::ramalhete_queue, 6,i:  39,751,185 msg/sec
         xenium::ramalhete_queue, 7,s:  35,250,336 msg/sec
         xenium::ramalhete_queue, 7,i:  40,922,461 msg/sec
         xenium::ramalhete_queue, 8,s:  35,565,639 msg/sec
         xenium::ramalhete_queue, 8,i:  43,997,138 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,299,123 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 119,757,295 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,499,890 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,405,290 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,637,991 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,735,717 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,454,741 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,206,305 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,019,273 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,211,028 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,148,916 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,306,726 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,240,037 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,137,924 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,411,809 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,528,953 msg/sec
                     AtomicQueue, 1,s: 171,725,882 msg/sec
                     AtomicQueue, 1,i: 250,890,425 msg/sec
                     AtomicQueue, 2,s:  12,279,901 msg/sec
                     AtomicQueue, 2,i:  11,761,549 msg/sec
                     AtomicQueue, 3,s:  10,692,103 msg/sec
                     AtomicQueue, 3,i:   9,954,433 msg/sec
                     AtomicQueue, 4,s:   8,188,077 msg/sec
                     AtomicQueue, 4,i:   8,199,964 msg/sec
                     AtomicQueue, 5,s:   8,031,391 msg/sec
                     AtomicQueue, 5,i:   8,105,580 msg/sec
                     AtomicQueue, 6,s:   7,809,390 msg/sec
                     AtomicQueue, 6,i:   7,593,376 msg/sec
                     AtomicQueue, 7,s:   7,081,014 msg/sec
                     AtomicQueue, 7,i:   7,995,773 msg/sec
                     AtomicQueue, 8,s:   6,337,962 msg/sec
                     AtomicQueue, 8,i:   7,455,885 msg/sec
                    AtomicQueueB, 1,s:  43,885,618 msg/sec
                    AtomicQueueB, 1,i:  43,728,235 msg/sec
                    AtomicQueueB, 2,s:  11,677,219 msg/sec
                    AtomicQueueB, 2,i:  11,427,177 msg/sec
                    AtomicQueueB, 3,s:  10,957,449 msg/sec
                    AtomicQueueB, 3,i:  10,201,191 msg/sec
                    AtomicQueueB, 4,s:   8,046,751 msg/sec
                    AtomicQueueB, 4,i:   8,091,867 msg/sec
                    AtomicQueueB, 5,s:   7,638,785 msg/sec
                    AtomicQueueB, 5,i:   7,890,955 msg/sec
                    AtomicQueueB, 6,s:   7,204,684 msg/sec
                    AtomicQueueB, 6,i:   7,585,915 msg/sec
                    AtomicQueueB, 7,s:   6,862,647 msg/sec
                    AtomicQueueB, 7,i:   7,764,195 msg/sec
                    AtomicQueueB, 8,s:   6,242,169 msg/sec
                    AtomicQueueB, 8,i:   7,163,366 msg/sec
             OptimistAtomicQueue, 1,s: 722,662,926 msg/sec
             OptimistAtomicQueue, 1,i: 511,501,690 msg/sec
             OptimistAtomicQueue, 2,s:  32,119,986 msg/sec
             OptimistAtomicQueue, 2,i:  32,199,499 msg/sec
             OptimistAtomicQueue, 3,s:  36,618,999 msg/sec
             OptimistAtomicQueue, 3,i:  37,425,862 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,861 msg/sec
             OptimistAtomicQueue, 4,i:  39,387,950 msg/sec
             OptimistAtomicQueue, 5,s:  42,464,480 msg/sec
             OptimistAtomicQueue, 5,i:  47,197,495 msg/sec
             OptimistAtomicQueue, 6,s:  42,243,213 msg/sec
             OptimistAtomicQueue, 6,i:  50,487,010 msg/sec
             OptimistAtomicQueue, 7,s:  44,896,840 msg/sec
             OptimistAtomicQueue, 7,i:  52,989,159 msg/sec
             OptimistAtomicQueue, 8,s:  46,377,080 msg/sec
             OptimistAtomicQueue, 8,i:  49,635,255 msg/sec
            OptimistAtomicQueueB, 1,s: 125,053,534 msg/sec
            OptimistAtomicQueueB, 1,i:  76,585,083 msg/sec
            OptimistAtomicQueueB, 2,s:  32,141,837 msg/sec
            OptimistAtomicQueueB, 2,i:  32,225,022 msg/sec
            OptimistAtomicQueueB, 3,s:  36,283,248 msg/sec
            OptimistAtomicQueueB, 3,i:  36,872,993 msg/sec
            OptimistAtomicQueueB, 4,s:  38,696,759 msg/sec
            OptimistAtomicQueueB, 4,i:  38,550,598 msg/sec
            OptimistAtomicQueueB, 5,s:  40,766,322 msg/sec
            OptimistAtomicQueueB, 5,i:  45,310,433 msg/sec
            OptimistAtomicQueueB, 6,s:  40,703,249 msg/sec
            OptimistAtomicQueueB, 6,i:  49,008,471 msg/sec
            OptimistAtomicQueueB, 7,s:  42,005,228 msg/sec
            OptimistAtomicQueueB, 7,i:  50,561,267 msg/sec
            OptimistAtomicQueueB, 8,s:  44,589,139 msg/sec
            OptimistAtomicQueueB, 8,i:  47,542,492 msg/sec
                    AtomicQueue2, 1,s:  22,935,532 msg/sec
                    AtomicQueue2, 1,i:  22,964,273 msg/sec
                    AtomicQueue2, 2,s:  11,794,724 msg/sec
                    AtomicQueue2, 2,i:  11,388,073 msg/sec
                    AtomicQueue2, 3,s:   9,469,502 msg/sec
                    AtomicQueue2, 3,i:   9,471,595 msg/sec
                    AtomicQueue2, 4,s:   8,055,212 msg/sec
                    AtomicQueue2, 4,i:   8,066,600 msg/sec
                    AtomicQueue2, 5,s:   7,895,799 msg/sec
                    AtomicQueue2, 5,i:   8,067,900 msg/sec
                    AtomicQueue2, 6,s:   7,885,650 msg/sec
                    AtomicQueue2, 6,i:   7,517,340 msg/sec
                    AtomicQueue2, 7,s:   7,173,196 msg/sec
                    AtomicQueue2, 7,i:   7,914,467 msg/sec
                    AtomicQueue2, 8,s:   6,391,744 msg/sec
                    AtomicQueue2, 8,i:   7,347,596 msg/sec
                   AtomicQueueB2, 1,s:  32,678,132 msg/sec
                   AtomicQueueB2, 1,i:  32,617,221 msg/sec
                   AtomicQueueB2, 2,s:  11,425,155 msg/sec
                   AtomicQueueB2, 2,i:  11,173,733 msg/sec
                   AtomicQueueB2, 3,s:   9,596,551 msg/sec
                   AtomicQueueB2, 3,i:   9,583,777 msg/sec
                   AtomicQueueB2, 4,s:   7,859,747 msg/sec
                   AtomicQueueB2, 4,i:   7,931,035 msg/sec
                   AtomicQueueB2, 5,s:   7,534,093 msg/sec
                   AtomicQueueB2, 5,i:   7,702,350 msg/sec
                   AtomicQueueB2, 6,s:   7,240,476 msg/sec
                   AtomicQueueB2, 6,i:   7,437,780 msg/sec
                   AtomicQueueB2, 7,s:   6,916,770 msg/sec
                   AtomicQueueB2, 7,i:   7,725,542 msg/sec
                   AtomicQueueB2, 8,s:   6,350,402 msg/sec
                   AtomicQueueB2, 8,i:   7,089,207 msg/sec
            OptimistAtomicQueue2, 1,s: 436,234,130 msg/sec
            OptimistAtomicQueue2, 1,i:  30,313,366 msg/sec
            OptimistAtomicQueue2, 2,s:  24,263,644 msg/sec
            OptimistAtomicQueue2, 2,i:  24,024,749 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,429 msg/sec
            OptimistAtomicQueue2, 3,i:  29,953,555 msg/sec
            OptimistAtomicQueue2, 4,s:  33,148,194 msg/sec
            OptimistAtomicQueue2, 4,i:  33,170,997 msg/sec
            OptimistAtomicQueue2, 5,s:  37,156,789 msg/sec
            OptimistAtomicQueue2, 5,i:  40,503,800 msg/sec
            OptimistAtomicQueue2, 6,s:  40,381,255 msg/sec
            OptimistAtomicQueue2, 6,i:  49,175,994 msg/sec
            OptimistAtomicQueue2, 7,s:  42,906,398 msg/sec
            OptimistAtomicQueue2, 7,i:  48,252,558 msg/sec
            OptimistAtomicQueue2, 8,s:  43,891,682 msg/sec
            OptimistAtomicQueue2, 8,i:  49,256,065 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,302,747 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,897,815 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,179,118 msg/sec
           OptimistAtomicQueueB2, 2,i:  28,264,772 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,690,401 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,776,073 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,327,034 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,672,129 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,547,239 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,697,149 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,236,560 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,483,363 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,329,209 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,150,390 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,593,440 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,218,636 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000148 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000282 sec/round-trip
                      std::mutex: 0.000000450 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000258 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000199 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[168] 259m:42s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,679,898 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,289,270 msg/sec
          boost::lockfree::queue, 1,s:   6,883,833 msg/sec
          boost::lockfree::queue, 1,i:   6,851,235 msg/sec
          boost::lockfree::queue, 2,s:   7,566,858 msg/sec
          boost::lockfree::queue, 2,i:   7,564,601 msg/sec
          boost::lockfree::queue, 3,s:   7,439,205 msg/sec
          boost::lockfree::queue, 3,i:   7,584,916 msg/sec
          boost::lockfree::queue, 4,s:   6,428,283 msg/sec
          boost::lockfree::queue, 4,i:   6,813,353 msg/sec
          boost::lockfree::queue, 5,s:   6,412,821 msg/sec
          boost::lockfree::queue, 5,i:   6,512,090 msg/sec
          boost::lockfree::queue, 6,s:   5,961,311 msg/sec
          boost::lockfree::queue, 6,i:   6,103,283 msg/sec
          boost::lockfree::queue, 7,s:   5,926,672 msg/sec
          boost::lockfree::queue, 7,i:   6,016,695 msg/sec
          boost::lockfree::queue, 8,s:   5,425,105 msg/sec
          boost::lockfree::queue, 8,i:   5,691,872 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  76,158,969 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  60,840,038 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,933,171 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,542,584 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,363,968 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,768,299 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,055,444 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,763,580 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,578,168 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,769,338 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,268,569 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,541,233 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,387,441 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,289,117 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,120,842 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,484,471 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,309,104 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  37,913,909 msg/sec
                pthread_spinlock, 1,s:  29,058,520 msg/sec
                pthread_spinlock, 1,i:  26,336,809 msg/sec
                pthread_spinlock, 2,s:  15,619,056 msg/sec
                pthread_spinlock, 2,i:  17,027,930 msg/sec
                pthread_spinlock, 3,s:   8,404,993 msg/sec
                pthread_spinlock, 3,i:  11,989,271 msg/sec
                pthread_spinlock, 4,s:   6,473,286 msg/sec
                pthread_spinlock, 4,i:   9,118,590 msg/sec
                pthread_spinlock, 5,s:   8,666,005 msg/sec
                pthread_spinlock, 5,i:  10,389,572 msg/sec
                pthread_spinlock, 6,s:   8,466,573 msg/sec
                pthread_spinlock, 6,i:   8,907,058 msg/sec
                pthread_spinlock, 7,s:   7,431,668 msg/sec
                pthread_spinlock, 7,i:   7,659,520 msg/sec
                pthread_spinlock, 8,s:   6,708,802 msg/sec
                pthread_spinlock, 8,i:   6,829,787 msg/sec
                      std::mutex, 1,s:   6,183,179 msg/sec
                      std::mutex, 1,i:   6,022,931 msg/sec
                      std::mutex, 2,s:   5,281,610 msg/sec
                      std::mutex, 2,i:   5,355,690 msg/sec
                      std::mutex, 3,s:   4,966,314 msg/sec
                      std::mutex, 3,i:   4,868,540 msg/sec
                      std::mutex, 4,s:   6,159,672 msg/sec
                      std::mutex, 4,i:   6,344,117 msg/sec
                      std::mutex, 5,s:   5,959,765 msg/sec
                      std::mutex, 5,i:   5,854,820 msg/sec
                      std::mutex, 6,s:   5,927,408 msg/sec
                      std::mutex, 6,i:   5,793,942 msg/sec
                      std::mutex, 7,s:   5,889,537 msg/sec
                      std::mutex, 7,i:   5,818,305 msg/sec
                      std::mutex, 8,s:   5,805,870 msg/sec
                      std::mutex, 8,i:   5,787,136 msg/sec
                 tbb::spin_mutex, 1,s:  37,828,033 msg/sec
                 tbb::spin_mutex, 1,i:  37,708,020 msg/sec
                 tbb::spin_mutex, 2,s:  21,119,669 msg/sec
                 tbb::spin_mutex, 2,i:  18,351,449 msg/sec
                 tbb::spin_mutex, 3,s:   8,468,251 msg/sec
                 tbb::spin_mutex, 3,i:  10,908,631 msg/sec
                 tbb::spin_mutex, 4,s:   3,152,757 msg/sec
                 tbb::spin_mutex, 4,i:   6,446,477 msg/sec
                 tbb::spin_mutex, 5,s:   5,490,144 msg/sec
                 tbb::spin_mutex, 5,i:   5,726,445 msg/sec
                 tbb::spin_mutex, 6,s:   5,353,859 msg/sec
                 tbb::spin_mutex, 6,i:   4,353,745 msg/sec
                 tbb::spin_mutex, 7,s:   4,857,211 msg/sec
                 tbb::spin_mutex, 7,i:   4,285,358 msg/sec
                 tbb::spin_mutex, 8,s:   4,286,720 msg/sec
                 tbb::spin_mutex, 8,i:   4,117,995 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,234,835 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,341,116 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,874,927 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,838,267 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,103,422 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,424,318 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,051,678 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,257,670 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,559,078 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,370,133 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,665,122 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,780,505 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,716,397 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,148,803 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,729,917 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,930,459 msg/sec
     xenium::michael_scott_queue, 1,s:   9,362,779 msg/sec
     xenium::michael_scott_queue, 1,i:   9,241,144 msg/sec
     xenium::michael_scott_queue, 2,s:   8,426,260 msg/sec
     xenium::michael_scott_queue, 2,i:   8,429,410 msg/sec
     xenium::michael_scott_queue, 3,s:   7,154,985 msg/sec
     xenium::michael_scott_queue, 3,i:   7,607,742 msg/sec
     xenium::michael_scott_queue, 4,s:   6,269,352 msg/sec
     xenium::michael_scott_queue, 4,i:   6,350,094 msg/sec
     xenium::michael_scott_queue, 5,s:   6,326,097 msg/sec
     xenium::michael_scott_queue, 5,i:   6,701,936 msg/sec
     xenium::michael_scott_queue, 6,s:   6,470,786 msg/sec
     xenium::michael_scott_queue, 6,i:   6,764,993 msg/sec
     xenium::michael_scott_queue, 7,s:   6,269,259 msg/sec
     xenium::michael_scott_queue, 7,i:   6,564,901 msg/sec
     xenium::michael_scott_queue, 8,s:   6,017,582 msg/sec
     xenium::michael_scott_queue, 8,i:   6,066,755 msg/sec
         xenium::ramalhete_queue, 1,s:  32,270,850 msg/sec
         xenium::ramalhete_queue, 1,i:  32,143,243 msg/sec
         xenium::ramalhete_queue, 2,s:  23,757,443 msg/sec
         xenium::ramalhete_queue, 2,i:  23,441,117 msg/sec
         xenium::ramalhete_queue, 3,s:  29,081,765 msg/sec
         xenium::ramalhete_queue, 3,i:  28,591,879 msg/sec
         xenium::ramalhete_queue, 4,s:  33,734,643 msg/sec
         xenium::ramalhete_queue, 4,i:  33,432,859 msg/sec
         xenium::ramalhete_queue, 5,s:  32,108,769 msg/sec
         xenium::ramalhete_queue, 5,i:  36,087,410 msg/sec
         xenium::ramalhete_queue, 6,s:  33,947,859 msg/sec
         xenium::ramalhete_queue, 6,i:  39,241,319 msg/sec
         xenium::ramalhete_queue, 7,s:  34,984,504 msg/sec
         xenium::ramalhete_queue, 7,i:  40,495,382 msg/sec
         xenium::ramalhete_queue, 8,s:  35,270,609 msg/sec
         xenium::ramalhete_queue, 8,i:  44,111,575 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,663,125 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,819,202 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,022,604 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,504,535 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,966,085 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,036,134 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,582,471 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,120,714 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,731,739 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,259,628 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,321,932 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,266,630 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,213,532 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,869,681 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,437,522 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,311,552 msg/sec
                     AtomicQueue, 1,s:  58,699,083 msg/sec
                     AtomicQueue, 1,i:  56,567,577 msg/sec
                     AtomicQueue, 2,s:  12,192,704 msg/sec
                     AtomicQueue, 2,i:  11,708,547 msg/sec
                     AtomicQueue, 3,s:  10,599,871 msg/sec
                     AtomicQueue, 3,i:   9,905,469 msg/sec
                     AtomicQueue, 4,s:   8,205,300 msg/sec
                     AtomicQueue, 4,i:   8,206,103 msg/sec
                     AtomicQueue, 5,s:   8,034,614 msg/sec
                     AtomicQueue, 5,i:   8,075,004 msg/sec
                     AtomicQueue, 6,s:   7,828,478 msg/sec
                     AtomicQueue, 6,i:   7,605,919 msg/sec
                     AtomicQueue, 7,s:   7,072,156 msg/sec
                     AtomicQueue, 7,i:   7,988,688 msg/sec
                     AtomicQueue, 8,s:   6,334,955 msg/sec
                     AtomicQueue, 8,i:   7,456,195 msg/sec
                    AtomicQueueB, 1,s:  43,898,312 msg/sec
                    AtomicQueueB, 1,i:  43,820,168 msg/sec
                    AtomicQueueB, 2,s:  12,063,662 msg/sec
                    AtomicQueueB, 2,i:  11,433,911 msg/sec
                    AtomicQueueB, 3,s:  10,992,905 msg/sec
                    AtomicQueueB, 3,i:  10,168,204 msg/sec
                    AtomicQueueB, 4,s:   8,036,175 msg/sec
                    AtomicQueueB, 4,i:   8,097,866 msg/sec
                    AtomicQueueB, 5,s:   7,612,906 msg/sec
                    AtomicQueueB, 5,i:   7,823,521 msg/sec
                    AtomicQueueB, 6,s:   7,387,323 msg/sec
                    AtomicQueueB, 6,i:   7,521,432 msg/sec
                    AtomicQueueB, 7,s:   6,930,260 msg/sec
                    AtomicQueueB, 7,i:   7,745,873 msg/sec
                    AtomicQueueB, 8,s:   6,205,056 msg/sec
                    AtomicQueueB, 8,i:   7,197,397 msg/sec
             OptimistAtomicQueue, 1,s: 675,340,287 msg/sec
             OptimistAtomicQueue, 1,i: 707,987,783 msg/sec
             OptimistAtomicQueue, 2,s:  32,104,768 msg/sec
             OptimistAtomicQueue, 2,i:  32,208,004 msg/sec
             OptimistAtomicQueue, 3,s:  36,617,057 msg/sec
             OptimistAtomicQueue, 3,i:  37,314,896 msg/sec
             OptimistAtomicQueue, 4,s:  39,258,022 msg/sec
             OptimistAtomicQueue, 4,i:  39,330,406 msg/sec
             OptimistAtomicQueue, 5,s:  41,840,331 msg/sec
             OptimistAtomicQueue, 5,i:  46,377,303 msg/sec
             OptimistAtomicQueue, 6,s:  42,029,654 msg/sec
             OptimistAtomicQueue, 6,i:  50,529,392 msg/sec
             OptimistAtomicQueue, 7,s:  45,078,109 msg/sec
             OptimistAtomicQueue, 7,i:  53,007,363 msg/sec
             OptimistAtomicQueue, 8,s:  46,448,968 msg/sec
             OptimistAtomicQueue, 8,i:  50,269,516 msg/sec
            OptimistAtomicQueueB, 1,s:  96,882,641 msg/sec
            OptimistAtomicQueueB, 1,i:  77,590,107 msg/sec
            OptimistAtomicQueueB, 2,s:  31,638,834 msg/sec
            OptimistAtomicQueueB, 2,i:  31,783,893 msg/sec
            OptimistAtomicQueueB, 3,s:  36,105,904 msg/sec
            OptimistAtomicQueueB, 3,i:  36,826,258 msg/sec
            OptimistAtomicQueueB, 4,s:  38,726,026 msg/sec
            OptimistAtomicQueueB, 4,i:  38,621,424 msg/sec
            OptimistAtomicQueueB, 5,s:  40,981,750 msg/sec
            OptimistAtomicQueueB, 5,i:  45,338,857 msg/sec
            OptimistAtomicQueueB, 6,s:  41,394,292 msg/sec
            OptimistAtomicQueueB, 6,i:  49,020,724 msg/sec
            OptimistAtomicQueueB, 7,s:  42,135,530 msg/sec
            OptimistAtomicQueueB, 7,i:  51,552,746 msg/sec
            OptimistAtomicQueueB, 8,s:  44,559,232 msg/sec
            OptimistAtomicQueueB, 8,i:  47,869,208 msg/sec
                    AtomicQueue2, 1,s:  23,484,381 msg/sec
                    AtomicQueue2, 1,i:  23,383,461 msg/sec
                    AtomicQueue2, 2,s:  11,959,962 msg/sec
                    AtomicQueue2, 2,i:  11,529,330 msg/sec
                    AtomicQueue2, 3,s:   9,410,984 msg/sec
                    AtomicQueue2, 3,i:   9,489,472 msg/sec
                    AtomicQueue2, 4,s:   8,100,478 msg/sec
                    AtomicQueue2, 4,i:   8,093,847 msg/sec
                    AtomicQueue2, 5,s:   7,942,908 msg/sec
                    AtomicQueue2, 5,i:   7,941,264 msg/sec
                    AtomicQueue2, 6,s:   7,652,058 msg/sec
                    AtomicQueue2, 6,i:   7,506,731 msg/sec
                    AtomicQueue2, 7,s:   7,199,924 msg/sec
                    AtomicQueue2, 7,i:   7,816,676 msg/sec
                    AtomicQueue2, 8,s:   6,386,186 msg/sec
                    AtomicQueue2, 8,i:   7,292,610 msg/sec
                   AtomicQueueB2, 1,s:  36,423,786 msg/sec
                   AtomicQueueB2, 1,i:  32,876,963 msg/sec
                   AtomicQueueB2, 2,s:  11,480,934 msg/sec
                   AtomicQueueB2, 2,i:  11,151,119 msg/sec
                   AtomicQueueB2, 3,s:   9,664,433 msg/sec
                   AtomicQueueB2, 3,i:   9,552,531 msg/sec
                   AtomicQueueB2, 4,s:   7,941,297 msg/sec
                   AtomicQueueB2, 4,i:   7,847,695 msg/sec
                   AtomicQueueB2, 5,s:   7,448,354 msg/sec
                   AtomicQueueB2, 5,i:   7,652,670 msg/sec
                   AtomicQueueB2, 6,s:   7,103,018 msg/sec
                   AtomicQueueB2, 6,i:   7,395,979 msg/sec
                   AtomicQueueB2, 7,s:   6,833,873 msg/sec
                   AtomicQueueB2, 7,i:   7,744,741 msg/sec
                   AtomicQueueB2, 8,s:   6,275,715 msg/sec
                   AtomicQueueB2, 8,i:   6,976,648 msg/sec
            OptimistAtomicQueue2, 1,s: 436,038,827 msg/sec
            OptimistAtomicQueue2, 1,i:  29,756,533 msg/sec
            OptimistAtomicQueue2, 2,s:  23,746,119 msg/sec
            OptimistAtomicQueue2, 2,i:  24,022,091 msg/sec
            OptimistAtomicQueue2, 3,s:  30,463,356 msg/sec
            OptimistAtomicQueue2, 3,i:  29,943,254 msg/sec
            OptimistAtomicQueue2, 4,s:  33,192,899 msg/sec
            OptimistAtomicQueue2, 4,i:  32,978,122 msg/sec
            OptimistAtomicQueue2, 5,s:  36,919,375 msg/sec
            OptimistAtomicQueue2, 5,i:  40,338,399 msg/sec
            OptimistAtomicQueue2, 6,s:  40,107,182 msg/sec
            OptimistAtomicQueue2, 6,i:  49,118,603 msg/sec
            OptimistAtomicQueue2, 7,s:  42,668,072 msg/sec
            OptimistAtomicQueue2, 7,i:  48,227,938 msg/sec
            OptimistAtomicQueue2, 8,s:  44,259,532 msg/sec
            OptimistAtomicQueue2, 8,i:  48,816,314 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,439,110 msg/sec
           OptimistAtomicQueueB2, 1,i:  53,434,324 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,782,636 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,167,846 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,702,098 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,469,823 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,298,155 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,805,544 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,586,292 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,432,098 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,519,057 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,211,901 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,105,015 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,560,925 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,360,832 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,212,540 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000280 sec/round-trip
                      std::mutex: 0.000000522 sec/round-trip
                 tbb::spin_mutex: 0.000000305 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000296 sec/round-trip
     xenium::michael_scott_queue: 0.000000388 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000171 sec/round-trip
             OptimistAtomicQueue: 0.000000160 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000173 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[169] 258m:22s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,289,580 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,810,716 msg/sec
          boost::lockfree::queue, 1,s:   6,831,973 msg/sec
          boost::lockfree::queue, 1,i:   6,866,874 msg/sec
          boost::lockfree::queue, 2,s:   7,694,572 msg/sec
          boost::lockfree::queue, 2,i:   7,534,652 msg/sec
          boost::lockfree::queue, 3,s:   7,390,019 msg/sec
          boost::lockfree::queue, 3,i:   7,520,388 msg/sec
          boost::lockfree::queue, 4,s:   6,410,469 msg/sec
          boost::lockfree::queue, 4,i:   6,765,766 msg/sec
          boost::lockfree::queue, 5,s:   6,402,347 msg/sec
          boost::lockfree::queue, 5,i:   6,476,621 msg/sec
          boost::lockfree::queue, 6,s:   5,987,209 msg/sec
          boost::lockfree::queue, 6,i:   6,162,329 msg/sec
          boost::lockfree::queue, 7,s:   5,830,059 msg/sec
          boost::lockfree::queue, 7,i:   6,003,025 msg/sec
          boost::lockfree::queue, 8,s:   5,474,921 msg/sec
          boost::lockfree::queue, 8,i:   5,544,762 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 143,966,916 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 111,570,063 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,590,802 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,485,335 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,191,538 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,445,302 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,500,150 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,874,335 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  15,892,550 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,384,894 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  16,936,577 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,332,331 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,397,205 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,518,684 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,950,939 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,706,122 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  17,924,728 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  33,282,533 msg/sec
                pthread_spinlock, 1,s:  29,470,678 msg/sec
                pthread_spinlock, 1,i:  25,366,776 msg/sec
                pthread_spinlock, 2,s:  15,583,531 msg/sec
                pthread_spinlock, 2,i:  16,931,700 msg/sec
                pthread_spinlock, 3,s:   8,451,222 msg/sec
                pthread_spinlock, 3,i:  12,027,235 msg/sec
                pthread_spinlock, 4,s:   6,523,795 msg/sec
                pthread_spinlock, 4,i:   9,130,642 msg/sec
                pthread_spinlock, 5,s:   8,625,924 msg/sec
                pthread_spinlock, 5,i:   9,434,582 msg/sec
                pthread_spinlock, 6,s:   8,485,938 msg/sec
                pthread_spinlock, 6,i:   8,626,411 msg/sec
                pthread_spinlock, 7,s:   7,980,922 msg/sec
                pthread_spinlock, 7,i:   7,651,124 msg/sec
                pthread_spinlock, 8,s:   6,626,873 msg/sec
                pthread_spinlock, 8,i:   6,888,685 msg/sec
                      std::mutex, 1,s:   7,614,132 msg/sec
                      std::mutex, 1,i:   7,395,372 msg/sec
                      std::mutex, 2,s:   6,001,710 msg/sec
                      std::mutex, 2,i:   5,744,668 msg/sec
                      std::mutex, 3,s:   4,672,982 msg/sec
                      std::mutex, 3,i:   5,052,886 msg/sec
                      std::mutex, 4,s:   5,336,407 msg/sec
                      std::mutex, 4,i:   6,425,951 msg/sec
                      std::mutex, 5,s:   6,049,900 msg/sec
                      std::mutex, 5,i:   6,261,063 msg/sec
                      std::mutex, 6,s:   5,828,282 msg/sec
                      std::mutex, 6,i:   5,915,868 msg/sec
                      std::mutex, 7,s:   5,819,483 msg/sec
                      std::mutex, 7,i:   5,833,692 msg/sec
                      std::mutex, 8,s:   5,796,502 msg/sec
                      std::mutex, 8,i:   5,782,531 msg/sec
                 tbb::spin_mutex, 1,s:  37,923,895 msg/sec
                 tbb::spin_mutex, 1,i:  32,868,413 msg/sec
                 tbb::spin_mutex, 2,s:  21,022,470 msg/sec
                 tbb::spin_mutex, 2,i:  18,286,061 msg/sec
                 tbb::spin_mutex, 3,s:   7,337,303 msg/sec
                 tbb::spin_mutex, 3,i:  11,104,776 msg/sec
                 tbb::spin_mutex, 4,s:   3,156,309 msg/sec
                 tbb::spin_mutex, 4,i:   6,275,402 msg/sec
                 tbb::spin_mutex, 5,s:   5,457,917 msg/sec
                 tbb::spin_mutex, 5,i:   5,806,045 msg/sec
                 tbb::spin_mutex, 6,s:   5,310,997 msg/sec
                 tbb::spin_mutex, 6,i:   4,344,664 msg/sec
                 tbb::spin_mutex, 7,s:   4,502,000 msg/sec
                 tbb::spin_mutex, 7,i:   4,227,625 msg/sec
                 tbb::spin_mutex, 8,s:   4,234,379 msg/sec
                 tbb::spin_mutex, 8,i:   4,172,361 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,344,308 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,283,423 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,565,635 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,825,473 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,528,823 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,831,225 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,988,269 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,305,155 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,548,855 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,682,830 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,851,451 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,705,766 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,916,510 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,132,394 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,906,518 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,493,478 msg/sec
     xenium::michael_scott_queue, 1,s:   9,370,409 msg/sec
     xenium::michael_scott_queue, 1,i:   9,427,588 msg/sec
     xenium::michael_scott_queue, 2,s:   8,463,832 msg/sec
     xenium::michael_scott_queue, 2,i:   8,518,006 msg/sec
     xenium::michael_scott_queue, 3,s:   7,291,750 msg/sec
     xenium::michael_scott_queue, 3,i:   7,504,464 msg/sec
     xenium::michael_scott_queue, 4,s:   6,244,093 msg/sec
     xenium::michael_scott_queue, 4,i:   6,446,760 msg/sec
     xenium::michael_scott_queue, 5,s:   6,269,060 msg/sec
     xenium::michael_scott_queue, 5,i:   6,716,452 msg/sec
     xenium::michael_scott_queue, 6,s:   6,531,898 msg/sec
     xenium::michael_scott_queue, 6,i:   6,871,309 msg/sec
     xenium::michael_scott_queue, 7,s:   6,305,739 msg/sec
     xenium::michael_scott_queue, 7,i:   6,493,109 msg/sec
     xenium::michael_scott_queue, 8,s:   5,984,857 msg/sec
     xenium::michael_scott_queue, 8,i:   6,088,785 msg/sec
         xenium::ramalhete_queue, 1,s:  32,857,778 msg/sec
         xenium::ramalhete_queue, 1,i:  32,683,706 msg/sec
         xenium::ramalhete_queue, 2,s:  23,956,277 msg/sec
         xenium::ramalhete_queue, 2,i:  23,358,079 msg/sec
         xenium::ramalhete_queue, 3,s:  29,339,044 msg/sec
         xenium::ramalhete_queue, 3,i:  28,504,180 msg/sec
         xenium::ramalhete_queue, 4,s:  33,761,484 msg/sec
         xenium::ramalhete_queue, 4,i:  33,560,367 msg/sec
         xenium::ramalhete_queue, 5,s:  32,268,785 msg/sec
         xenium::ramalhete_queue, 5,i:  35,875,137 msg/sec
         xenium::ramalhete_queue, 6,s:  34,284,428 msg/sec
         xenium::ramalhete_queue, 6,i:  38,693,542 msg/sec
         xenium::ramalhete_queue, 7,s:  35,274,389 msg/sec
         xenium::ramalhete_queue, 7,i:  40,738,390 msg/sec
         xenium::ramalhete_queue, 8,s:  35,574,384 msg/sec
         xenium::ramalhete_queue, 8,i:  43,774,113 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,867,067 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 114,444,294 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,027,095 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,506,919 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,622,212 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,703,622 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,395,643 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,367,501 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,990,985 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,360,050 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,904,432 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,197,235 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,099,546 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,942,948 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,505 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,278,477 msg/sec
                     AtomicQueue, 1,s:  58,775,417 msg/sec
                     AtomicQueue, 1,i:  56,808,051 msg/sec
                     AtomicQueue, 2,s:  12,387,535 msg/sec
                     AtomicQueue, 2,i:  11,753,847 msg/sec
                     AtomicQueue, 3,s:  10,830,279 msg/sec
                     AtomicQueue, 3,i:   9,953,941 msg/sec
                     AtomicQueue, 4,s:   8,193,482 msg/sec
                     AtomicQueue, 4,i:   8,213,688 msg/sec
                     AtomicQueue, 5,s:   8,025,860 msg/sec
                     AtomicQueue, 5,i:   8,115,287 msg/sec
                     AtomicQueue, 6,s:   7,894,073 msg/sec
                     AtomicQueue, 6,i:   7,593,153 msg/sec
                     AtomicQueue, 7,s:   7,111,813 msg/sec
                     AtomicQueue, 7,i:   7,954,026 msg/sec
                     AtomicQueue, 8,s:   6,353,495 msg/sec
                     AtomicQueue, 8,i:   7,465,512 msg/sec
                    AtomicQueueB, 1,s:  58,750,361 msg/sec
                    AtomicQueueB, 1,i:  42,975,330 msg/sec
                    AtomicQueueB, 2,s:  11,896,257 msg/sec
                    AtomicQueueB, 2,i:  11,493,510 msg/sec
                    AtomicQueueB, 3,s:  10,996,929 msg/sec
                    AtomicQueueB, 3,i:  10,167,633 msg/sec
                    AtomicQueueB, 4,s:   8,037,343 msg/sec
                    AtomicQueueB, 4,i:   7,957,825 msg/sec
                    AtomicQueueB, 5,s:   7,539,368 msg/sec
                    AtomicQueueB, 5,i:   7,869,406 msg/sec
                    AtomicQueueB, 6,s:   7,284,182 msg/sec
                    AtomicQueueB, 6,i:   7,515,755 msg/sec
                    AtomicQueueB, 7,s:   6,888,195 msg/sec
                    AtomicQueueB, 7,i:   7,725,043 msg/sec
                    AtomicQueueB, 8,s:   6,260,234 msg/sec
                    AtomicQueueB, 8,i:   7,101,463 msg/sec
             OptimistAtomicQueue, 1,s: 795,466,635 msg/sec
             OptimistAtomicQueue, 1,i: 648,214,064 msg/sec
             OptimistAtomicQueue, 2,s:  32,625,794 msg/sec
             OptimistAtomicQueue, 2,i:  32,059,616 msg/sec
             OptimistAtomicQueue, 3,s:  36,659,174 msg/sec
             OptimistAtomicQueue, 3,i:  37,389,893 msg/sec
             OptimistAtomicQueue, 4,s:  39,280,324 msg/sec
             OptimistAtomicQueue, 4,i:  39,344,308 msg/sec
             OptimistAtomicQueue, 5,s:  42,446,163 msg/sec
             OptimistAtomicQueue, 5,i:  48,410,007 msg/sec
             OptimistAtomicQueue, 6,s:  42,625,739 msg/sec
             OptimistAtomicQueue, 6,i:  49,743,382 msg/sec
             OptimistAtomicQueue, 7,s:  45,214,676 msg/sec
             OptimistAtomicQueue, 7,i:  49,477,083 msg/sec
             OptimistAtomicQueue, 8,s:  46,587,332 msg/sec
             OptimistAtomicQueue, 8,i:  48,845,263 msg/sec
            OptimistAtomicQueueB, 1,s: 113,571,366 msg/sec
            OptimistAtomicQueueB, 1,i: 163,062,835 msg/sec
            OptimistAtomicQueueB, 2,s:  31,840,034 msg/sec
            OptimistAtomicQueueB, 2,i:  31,871,534 msg/sec
            OptimistAtomicQueueB, 3,s:  36,162,975 msg/sec
            OptimistAtomicQueueB, 3,i:  36,797,404 msg/sec
            OptimistAtomicQueueB, 4,s:  38,652,934 msg/sec
            OptimistAtomicQueueB, 4,i:  38,651,911 msg/sec
            OptimistAtomicQueueB, 5,s:  40,860,076 msg/sec
            OptimistAtomicQueueB, 5,i:  45,631,505 msg/sec
            OptimistAtomicQueueB, 6,s:  41,098,626 msg/sec
            OptimistAtomicQueueB, 6,i:  48,930,918 msg/sec
            OptimistAtomicQueueB, 7,s:  41,878,869 msg/sec
            OptimistAtomicQueueB, 7,i:  51,479,067 msg/sec
            OptimistAtomicQueueB, 8,s:  44,227,797 msg/sec
            OptimistAtomicQueueB, 8,i:  47,633,527 msg/sec
                    AtomicQueue2, 1,s:  22,831,587 msg/sec
                    AtomicQueue2, 1,i:  22,908,015 msg/sec
                    AtomicQueue2, 2,s:  11,781,334 msg/sec
                    AtomicQueue2, 2,i:  11,432,086 msg/sec
                    AtomicQueue2, 3,s:   9,539,550 msg/sec
                    AtomicQueue2, 3,i:   9,459,751 msg/sec
                    AtomicQueue2, 4,s:   8,001,012 msg/sec
                    AtomicQueue2, 4,i:   8,051,828 msg/sec
                    AtomicQueue2, 5,s:   7,941,521 msg/sec
                    AtomicQueue2, 5,i:   8,035,676 msg/sec
                    AtomicQueue2, 6,s:   7,780,469 msg/sec
                    AtomicQueue2, 6,i:   7,512,788 msg/sec
                    AtomicQueue2, 7,s:   7,053,334 msg/sec
                    AtomicQueue2, 7,i:   7,905,779 msg/sec
                    AtomicQueue2, 8,s:   6,379,997 msg/sec
                    AtomicQueue2, 8,i:   7,362,385 msg/sec
                   AtomicQueueB2, 1,s:  36,172,896 msg/sec
                   AtomicQueueB2, 1,i:  32,610,269 msg/sec
                   AtomicQueueB2, 2,s:  11,412,405 msg/sec
                   AtomicQueueB2, 2,i:  11,092,807 msg/sec
                   AtomicQueueB2, 3,s:   9,576,203 msg/sec
                   AtomicQueueB2, 3,i:   9,603,568 msg/sec
                   AtomicQueueB2, 4,s:   7,940,087 msg/sec
                   AtomicQueueB2, 4,i:   7,909,736 msg/sec
                   AtomicQueueB2, 5,s:   7,575,801 msg/sec
                   AtomicQueueB2, 5,i:   7,690,989 msg/sec
                   AtomicQueueB2, 6,s:   7,320,178 msg/sec
                   AtomicQueueB2, 6,i:   7,458,804 msg/sec
                   AtomicQueueB2, 7,s:   6,931,138 msg/sec
                   AtomicQueueB2, 7,i:   7,708,573 msg/sec
                   AtomicQueueB2, 8,s:   6,270,405 msg/sec
                   AtomicQueueB2, 8,i:   7,096,365 msg/sec
            OptimistAtomicQueue2, 1,s: 469,782,365 msg/sec
            OptimistAtomicQueue2, 1,i:  29,701,220 msg/sec
            OptimistAtomicQueue2, 2,s:  23,952,083 msg/sec
            OptimistAtomicQueue2, 2,i:  24,009,874 msg/sec
            OptimistAtomicQueue2, 3,s:  30,323,877 msg/sec
            OptimistAtomicQueue2, 3,i:  30,084,925 msg/sec
            OptimistAtomicQueue2, 4,s:  33,607,511 msg/sec
            OptimistAtomicQueue2, 4,i:  33,085,726 msg/sec
            OptimistAtomicQueue2, 5,s:  37,119,820 msg/sec
            OptimistAtomicQueue2, 5,i:  41,496,455 msg/sec
            OptimistAtomicQueue2, 6,s:  40,240,621 msg/sec
            OptimistAtomicQueue2, 6,i:  49,168,637 msg/sec
            OptimistAtomicQueue2, 7,s:  42,654,536 msg/sec
            OptimistAtomicQueue2, 7,i:  51,583,598 msg/sec
            OptimistAtomicQueue2, 8,s:  44,031,420 msg/sec
            OptimistAtomicQueue2, 8,i:  48,064,637 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,405,427 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,873,961 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,804,115 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,463,493 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,707,931 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,304,487 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,566,072 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,802,823 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,657,732 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,206,810 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,429,799 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,452,034 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,016,755 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,513,120 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,135,883 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,408,031 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000323 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000220 sec/round-trip
                pthread_spinlock: 0.000000280 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000248 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[170] 257m:3s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,446,138 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,389,808 msg/sec
          boost::lockfree::queue, 1,s:   7,856,012 msg/sec
          boost::lockfree::queue, 1,i:   6,838,977 msg/sec
          boost::lockfree::queue, 2,s:   7,628,678 msg/sec
          boost::lockfree::queue, 2,i:   7,528,851 msg/sec
          boost::lockfree::queue, 3,s:   7,392,213 msg/sec
          boost::lockfree::queue, 3,i:   7,522,367 msg/sec
          boost::lockfree::queue, 4,s:   6,422,463 msg/sec
          boost::lockfree::queue, 4,i:   6,784,544 msg/sec
          boost::lockfree::queue, 5,s:   6,415,129 msg/sec
          boost::lockfree::queue, 5,i:   6,483,910 msg/sec
          boost::lockfree::queue, 6,s:   6,004,285 msg/sec
          boost::lockfree::queue, 6,i:   6,136,154 msg/sec
          boost::lockfree::queue, 7,s:   5,831,537 msg/sec
          boost::lockfree::queue, 7,i:   5,906,929 msg/sec
          boost::lockfree::queue, 8,s:   5,443,383 msg/sec
          boost::lockfree::queue, 8,i:   5,613,859 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 506,375,713 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 505,060,708 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,078,494 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,664,230 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,908,093 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,209,193 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,909,038 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,859,644 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  42,042,453 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,104,875 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,367,894 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,372,661 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,509,069 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,882,241 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,163,647 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,454,792 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,457,132 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  36,051,348 msg/sec
                pthread_spinlock, 1,s:  28,632,162 msg/sec
                pthread_spinlock, 1,i:  25,331,331 msg/sec
                pthread_spinlock, 2,s:  15,567,961 msg/sec
                pthread_spinlock, 2,i:  17,291,782 msg/sec
                pthread_spinlock, 3,s:   8,297,695 msg/sec
                pthread_spinlock, 3,i:  12,215,203 msg/sec
                pthread_spinlock, 4,s:   6,536,712 msg/sec
                pthread_spinlock, 4,i:   9,096,885 msg/sec
                pthread_spinlock, 5,s:   8,753,590 msg/sec
                pthread_spinlock, 5,i:   9,387,341 msg/sec
                pthread_spinlock, 6,s:   8,310,579 msg/sec
                pthread_spinlock, 6,i:   9,156,299 msg/sec
                pthread_spinlock, 7,s:   7,547,867 msg/sec
                pthread_spinlock, 7,i:   7,897,926 msg/sec
                pthread_spinlock, 8,s:   6,702,963 msg/sec
                pthread_spinlock, 8,i:   7,392,659 msg/sec
                      std::mutex, 1,s:   6,532,379 msg/sec
                      std::mutex, 1,i:   7,888,060 msg/sec
                      std::mutex, 2,s:   5,998,669 msg/sec
                      std::mutex, 2,i:   6,154,236 msg/sec
                      std::mutex, 3,s:   6,156,464 msg/sec
                      std::mutex, 3,i:   6,241,133 msg/sec
                      std::mutex, 4,s:   6,296,425 msg/sec
                      std::mutex, 4,i:   6,391,822 msg/sec
                      std::mutex, 5,s:   6,176,621 msg/sec
                      std::mutex, 5,i:   6,079,829 msg/sec
                      std::mutex, 6,s:   6,071,748 msg/sec
                      std::mutex, 6,i:   6,083,831 msg/sec
                      std::mutex, 7,s:   5,948,829 msg/sec
                      std::mutex, 7,i:   5,926,252 msg/sec
                      std::mutex, 8,s:   5,743,359 msg/sec
                      std::mutex, 8,i:   5,804,529 msg/sec
                 tbb::spin_mutex, 1,s:  37,748,870 msg/sec
                 tbb::spin_mutex, 1,i:  32,893,569 msg/sec
                 tbb::spin_mutex, 2,s:  21,206,643 msg/sec
                 tbb::spin_mutex, 2,i:  18,420,606 msg/sec
                 tbb::spin_mutex, 3,s:   8,319,916 msg/sec
                 tbb::spin_mutex, 3,i:  10,296,263 msg/sec
                 tbb::spin_mutex, 4,s:   3,055,690 msg/sec
                 tbb::spin_mutex, 4,i:   6,307,029 msg/sec
                 tbb::spin_mutex, 5,s:   5,538,934 msg/sec
                 tbb::spin_mutex, 5,i:   5,389,771 msg/sec
                 tbb::spin_mutex, 6,s:   5,335,148 msg/sec
                 tbb::spin_mutex, 6,i:   4,366,427 msg/sec
                 tbb::spin_mutex, 7,s:   4,855,506 msg/sec
                 tbb::spin_mutex, 7,i:   4,352,298 msg/sec
                 tbb::spin_mutex, 8,s:   3,847,868 msg/sec
                 tbb::spin_mutex, 8,i:   4,073,522 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,028,733 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,675,190 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,814,021 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,335,410 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,309,038 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,212,084 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,999,228 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,176,804 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,562,518 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,382,365 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,622,822 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,709,446 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,358,384 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,089,664 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,722,947 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,922,292 msg/sec
     xenium::michael_scott_queue, 1,s:   9,253,514 msg/sec
     xenium::michael_scott_queue, 1,i:   9,265,162 msg/sec
     xenium::michael_scott_queue, 2,s:   8,408,241 msg/sec
     xenium::michael_scott_queue, 2,i:   8,402,923 msg/sec
     xenium::michael_scott_queue, 3,s:   7,209,989 msg/sec
     xenium::michael_scott_queue, 3,i:   7,563,594 msg/sec
     xenium::michael_scott_queue, 4,s:   6,317,654 msg/sec
     xenium::michael_scott_queue, 4,i:   6,339,161 msg/sec
     xenium::michael_scott_queue, 5,s:   6,294,282 msg/sec
     xenium::michael_scott_queue, 5,i:   6,647,968 msg/sec
     xenium::michael_scott_queue, 6,s:   6,521,180 msg/sec
     xenium::michael_scott_queue, 6,i:   6,984,983 msg/sec
     xenium::michael_scott_queue, 7,s:   6,282,022 msg/sec
     xenium::michael_scott_queue, 7,i:   6,560,726 msg/sec
     xenium::michael_scott_queue, 8,s:   6,010,802 msg/sec
     xenium::michael_scott_queue, 8,i:   6,157,184 msg/sec
         xenium::ramalhete_queue, 1,s:  31,224,392 msg/sec
         xenium::ramalhete_queue, 1,i:  31,272,115 msg/sec
         xenium::ramalhete_queue, 2,s:  23,457,838 msg/sec
         xenium::ramalhete_queue, 2,i:  23,277,616 msg/sec
         xenium::ramalhete_queue, 3,s:  29,035,283 msg/sec
         xenium::ramalhete_queue, 3,i:  28,384,059 msg/sec
         xenium::ramalhete_queue, 4,s:  33,672,367 msg/sec
         xenium::ramalhete_queue, 4,i:  33,391,521 msg/sec
         xenium::ramalhete_queue, 5,s:  32,452,026 msg/sec
         xenium::ramalhete_queue, 5,i:  35,965,677 msg/sec
         xenium::ramalhete_queue, 6,s:  34,094,139 msg/sec
         xenium::ramalhete_queue, 6,i:  39,257,793 msg/sec
         xenium::ramalhete_queue, 7,s:  35,141,692 msg/sec
         xenium::ramalhete_queue, 7,i:  41,523,114 msg/sec
         xenium::ramalhete_queue, 8,s:  35,643,355 msg/sec
         xenium::ramalhete_queue, 8,i:  43,807,346 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,534,193 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,911,663 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,186,288 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,058,408 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,721,998 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,859,428 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,537,536 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,175,393 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,910,030 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,372,543 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,020,174 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,631,778 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,195,275 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,298,985 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,388,084 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,529,610 msg/sec
                     AtomicQueue, 1,s:  63,314,467 msg/sec
                     AtomicQueue, 1,i:  59,713,331 msg/sec
                     AtomicQueue, 2,s:  12,259,514 msg/sec
                     AtomicQueue, 2,i:  11,733,532 msg/sec
                     AtomicQueue, 3,s:  10,817,217 msg/sec
                     AtomicQueue, 3,i:   9,940,427 msg/sec
                     AtomicQueue, 4,s:   8,177,196 msg/sec
                     AtomicQueue, 4,i:   8,189,697 msg/sec
                     AtomicQueue, 5,s:   8,037,013 msg/sec
                     AtomicQueue, 5,i:   8,131,415 msg/sec
                     AtomicQueue, 6,s:   7,797,684 msg/sec
                     AtomicQueue, 6,i:   7,625,994 msg/sec
                     AtomicQueue, 7,s:   7,158,083 msg/sec
                     AtomicQueue, 7,i:   7,992,414 msg/sec
                     AtomicQueue, 8,s:   6,354,957 msg/sec
                     AtomicQueue, 8,i:   7,458,881 msg/sec
                    AtomicQueueB, 1,s:  44,107,387 msg/sec
                    AtomicQueueB, 1,i:  43,029,361 msg/sec
                    AtomicQueueB, 2,s:  11,926,631 msg/sec
                    AtomicQueueB, 2,i:  11,447,981 msg/sec
                    AtomicQueueB, 3,s:  10,943,883 msg/sec
                    AtomicQueueB, 3,i:  10,203,694 msg/sec
                    AtomicQueueB, 4,s:   8,020,281 msg/sec
                    AtomicQueueB, 4,i:   8,103,052 msg/sec
                    AtomicQueueB, 5,s:   7,542,656 msg/sec
                    AtomicQueueB, 5,i:   7,834,977 msg/sec
                    AtomicQueueB, 6,s:   7,239,896 msg/sec
                    AtomicQueueB, 6,i:   7,495,675 msg/sec
                    AtomicQueueB, 7,s:   6,833,414 msg/sec
                    AtomicQueueB, 7,i:   7,758,528 msg/sec
                    AtomicQueueB, 8,s:   6,251,251 msg/sec
                    AtomicQueueB, 8,i:   7,168,220 msg/sec
             OptimistAtomicQueue, 1,s: 741,839,074 msg/sec
             OptimistAtomicQueue, 1,i: 555,157,230 msg/sec
             OptimistAtomicQueue, 2,s:  32,652,501 msg/sec
             OptimistAtomicQueue, 2,i:  32,721,683 msg/sec
             OptimistAtomicQueue, 3,s:  36,676,699 msg/sec
             OptimistAtomicQueue, 3,i:  37,404,112 msg/sec
             OptimistAtomicQueue, 4,s:  39,288,623 msg/sec
             OptimistAtomicQueue, 4,i:  39,395,579 msg/sec
             OptimistAtomicQueue, 5,s:  42,460,826 msg/sec
             OptimistAtomicQueue, 5,i:  47,851,513 msg/sec
             OptimistAtomicQueue, 6,s:  41,924,013 msg/sec
             OptimistAtomicQueue, 6,i:  50,372,157 msg/sec
             OptimistAtomicQueue, 7,s:  45,310,917 msg/sec
             OptimistAtomicQueue, 7,i:  52,091,248 msg/sec
             OptimistAtomicQueue, 8,s:  46,361,263 msg/sec
             OptimistAtomicQueue, 8,i:  49,282,578 msg/sec
            OptimistAtomicQueueB, 1,s: 203,045,035 msg/sec
            OptimistAtomicQueueB, 1,i:  76,598,826 msg/sec
            OptimistAtomicQueueB, 2,s:  32,315,417 msg/sec
            OptimistAtomicQueueB, 2,i:  32,121,553 msg/sec
            OptimistAtomicQueueB, 3,s:  36,260,058 msg/sec
            OptimistAtomicQueueB, 3,i:  36,925,641 msg/sec
            OptimistAtomicQueueB, 4,s:  38,644,442 msg/sec
            OptimistAtomicQueueB, 4,i:  38,672,413 msg/sec
            OptimistAtomicQueueB, 5,s:  40,481,815 msg/sec
            OptimistAtomicQueueB, 5,i:  45,510,560 msg/sec
            OptimistAtomicQueueB, 6,s:  40,519,593 msg/sec
            OptimistAtomicQueueB, 6,i:  48,622,942 msg/sec
            OptimistAtomicQueueB, 7,s:  42,692,166 msg/sec
            OptimistAtomicQueueB, 7,i:  51,535,723 msg/sec
            OptimistAtomicQueueB, 8,s:  44,482,340 msg/sec
            OptimistAtomicQueueB, 8,i:  47,702,438 msg/sec
                    AtomicQueue2, 1,s:  23,089,925 msg/sec
                    AtomicQueue2, 1,i:  23,042,799 msg/sec
                    AtomicQueue2, 2,s:  11,938,285 msg/sec
                    AtomicQueue2, 2,i:  11,392,977 msg/sec
                    AtomicQueue2, 3,s:   9,390,265 msg/sec
                    AtomicQueue2, 3,i:   9,426,687 msg/sec
                    AtomicQueue2, 4,s:   8,046,892 msg/sec
                    AtomicQueue2, 4,i:   8,048,527 msg/sec
                    AtomicQueue2, 5,s:   7,966,593 msg/sec
                    AtomicQueue2, 5,i:   8,079,543 msg/sec
                    AtomicQueue2, 6,s:   7,876,702 msg/sec
                    AtomicQueue2, 6,i:   7,529,596 msg/sec
                    AtomicQueue2, 7,s:   7,141,390 msg/sec
                    AtomicQueue2, 7,i:   7,886,334 msg/sec
                    AtomicQueue2, 8,s:   6,383,235 msg/sec
                    AtomicQueue2, 8,i:   7,299,862 msg/sec
                   AtomicQueueB2, 1,s:  36,225,456 msg/sec
                   AtomicQueueB2, 1,i:  32,623,327 msg/sec
                   AtomicQueueB2, 2,s:  11,477,450 msg/sec
                   AtomicQueueB2, 2,i:  11,088,640 msg/sec
                   AtomicQueueB2, 3,s:   9,539,815 msg/sec
                   AtomicQueueB2, 3,i:   9,529,690 msg/sec
                   AtomicQueueB2, 4,s:   7,994,521 msg/sec
                   AtomicQueueB2, 4,i:   7,798,072 msg/sec
                   AtomicQueueB2, 5,s:   7,437,935 msg/sec
                   AtomicQueueB2, 5,i:   7,692,832 msg/sec
                   AtomicQueueB2, 6,s:   7,311,057 msg/sec
                   AtomicQueueB2, 6,i:   7,418,220 msg/sec
                   AtomicQueueB2, 7,s:   6,930,459 msg/sec
                   AtomicQueueB2, 7,i:   7,700,655 msg/sec
                   AtomicQueueB2, 8,s:   6,323,423 msg/sec
                   AtomicQueueB2, 8,i:   7,104,137 msg/sec
            OptimistAtomicQueue2, 1,s: 512,832,544 msg/sec
            OptimistAtomicQueue2, 1,i:  32,784,544 msg/sec
            OptimistAtomicQueue2, 2,s:  29,324,386 msg/sec
            OptimistAtomicQueue2, 2,i:  25,233,342 msg/sec
            OptimistAtomicQueue2, 3,s:  30,324,832 msg/sec
            OptimistAtomicQueue2, 3,i:  29,970,020 msg/sec
            OptimistAtomicQueue2, 4,s:  33,250,044 msg/sec
            OptimistAtomicQueue2, 4,i:  33,254,903 msg/sec
            OptimistAtomicQueue2, 5,s:  37,196,522 msg/sec
            OptimistAtomicQueue2, 5,i:  40,857,411 msg/sec
            OptimistAtomicQueue2, 6,s:  40,201,440 msg/sec
            OptimistAtomicQueue2, 6,i:  49,298,229 msg/sec
            OptimistAtomicQueue2, 7,s:  43,110,201 msg/sec
            OptimistAtomicQueue2, 7,i:  48,132,125 msg/sec
            OptimistAtomicQueue2, 8,s:  43,991,310 msg/sec
            OptimistAtomicQueue2, 8,i:  49,753,691 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,734,499 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,861,906 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,036,218 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,284,139 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,694,713 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,137,901 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,245,360 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,155,989 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,414,399 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,233,993 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,438,272 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,253,181 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,776,435 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,751,323 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,284,928 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,589,025 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000137 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000223 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000264 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000294 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000275 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[171] 255m:44s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,427,232 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,542,388 msg/sec
          boost::lockfree::queue, 1,s:   6,817,339 msg/sec
          boost::lockfree::queue, 1,i:   6,904,676 msg/sec
          boost::lockfree::queue, 2,s:   7,601,345 msg/sec
          boost::lockfree::queue, 2,i:   7,601,889 msg/sec
          boost::lockfree::queue, 3,s:   7,346,658 msg/sec
          boost::lockfree::queue, 3,i:   7,574,535 msg/sec
          boost::lockfree::queue, 4,s:   6,427,823 msg/sec
          boost::lockfree::queue, 4,i:   6,791,736 msg/sec
          boost::lockfree::queue, 5,s:   6,465,262 msg/sec
          boost::lockfree::queue, 5,i:   6,465,473 msg/sec
          boost::lockfree::queue, 6,s:   6,007,706 msg/sec
          boost::lockfree::queue, 6,i:   6,119,477 msg/sec
          boost::lockfree::queue, 7,s:   6,009,126 msg/sec
          boost::lockfree::queue, 7,i:   5,930,834 msg/sec
          boost::lockfree::queue, 8,s:   5,331,463 msg/sec
          boost::lockfree::queue, 8,i:   5,573,610 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 471,083,981 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 471,765,818 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,426,411 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,685,280 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,909,150 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,098,639 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,016,980 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,635,738 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  41,367,219 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,167,714 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,304,577 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,093,991 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,363,220 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,857,167 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,757,417 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  48,545,747 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,218,036 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,054,412 msg/sec
                pthread_spinlock, 1,s:  28,927,848 msg/sec
                pthread_spinlock, 1,i:  25,333,844 msg/sec
                pthread_spinlock, 2,s:  15,647,988 msg/sec
                pthread_spinlock, 2,i:  17,080,885 msg/sec
                pthread_spinlock, 3,s:   8,368,870 msg/sec
                pthread_spinlock, 3,i:  12,073,151 msg/sec
                pthread_spinlock, 4,s:   6,540,536 msg/sec
                pthread_spinlock, 4,i:   9,132,167 msg/sec
                pthread_spinlock, 5,s:   8,543,546 msg/sec
                pthread_spinlock, 5,i:   9,454,122 msg/sec
                pthread_spinlock, 6,s:   8,331,344 msg/sec
                pthread_spinlock, 6,i:   8,542,242 msg/sec
                pthread_spinlock, 7,s:   7,545,361 msg/sec
                pthread_spinlock, 7,i:   8,030,955 msg/sec
                pthread_spinlock, 8,s:   6,713,857 msg/sec
                pthread_spinlock, 8,i:   6,904,837 msg/sec
                      std::mutex, 1,s:   5,951,913 msg/sec
                      std::mutex, 1,i:   7,647,664 msg/sec
                      std::mutex, 2,s:   5,780,250 msg/sec
                      std::mutex, 2,i:   6,007,612 msg/sec
                      std::mutex, 3,s:   5,919,473 msg/sec
                      std::mutex, 3,i:   5,534,350 msg/sec
                      std::mutex, 4,s:   5,210,476 msg/sec
                      std::mutex, 4,i:   6,175,607 msg/sec
                      std::mutex, 5,s:   5,825,984 msg/sec
                      std::mutex, 5,i:   5,873,794 msg/sec
                      std::mutex, 6,s:   5,768,337 msg/sec
                      std::mutex, 6,i:   5,868,559 msg/sec
                      std::mutex, 7,s:   5,770,097 msg/sec
                      std::mutex, 7,i:   5,731,357 msg/sec
                      std::mutex, 8,s:   5,600,212 msg/sec
                      std::mutex, 8,i:   5,607,100 msg/sec
                 tbb::spin_mutex, 1,s:  38,026,151 msg/sec
                 tbb::spin_mutex, 1,i:  37,834,304 msg/sec
                 tbb::spin_mutex, 2,s:  21,176,310 msg/sec
                 tbb::spin_mutex, 2,i:  18,498,107 msg/sec
                 tbb::spin_mutex, 3,s:   8,405,035 msg/sec
                 tbb::spin_mutex, 3,i:  10,251,009 msg/sec
                 tbb::spin_mutex, 4,s:   3,273,068 msg/sec
                 tbb::spin_mutex, 4,i:   6,348,827 msg/sec
                 tbb::spin_mutex, 5,s:   5,543,187 msg/sec
                 tbb::spin_mutex, 5,i:   5,751,420 msg/sec
                 tbb::spin_mutex, 6,s:   5,312,916 msg/sec
                 tbb::spin_mutex, 6,i:   4,333,351 msg/sec
                 tbb::spin_mutex, 7,s:   4,760,296 msg/sec
                 tbb::spin_mutex, 7,i:   4,322,393 msg/sec
                 tbb::spin_mutex, 8,s:   4,256,894 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,775 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,253,145 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,250,403 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,035,515 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,980,912 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,349,205 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,499,613 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,120,684 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,511,742 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,674,481 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,621,025 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,778,364 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,706,895 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,850,567 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,813,256 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,057,586 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,065,222 msg/sec
     xenium::michael_scott_queue, 1,s:  10,094,641 msg/sec
     xenium::michael_scott_queue, 1,i:   9,821,245 msg/sec
     xenium::michael_scott_queue, 2,s:   8,500,080 msg/sec
     xenium::michael_scott_queue, 2,i:   8,569,241 msg/sec
     xenium::michael_scott_queue, 3,s:   7,314,415 msg/sec
     xenium::michael_scott_queue, 3,i:   7,593,892 msg/sec
     xenium::michael_scott_queue, 4,s:   6,313,843 msg/sec
     xenium::michael_scott_queue, 4,i:   6,319,550 msg/sec
     xenium::michael_scott_queue, 5,s:   6,283,162 msg/sec
     xenium::michael_scott_queue, 5,i:   6,645,223 msg/sec
     xenium::michael_scott_queue, 6,s:   6,463,808 msg/sec
     xenium::michael_scott_queue, 6,i:   6,814,028 msg/sec
     xenium::michael_scott_queue, 7,s:   6,284,085 msg/sec
     xenium::michael_scott_queue, 7,i:   6,600,923 msg/sec
     xenium::michael_scott_queue, 8,s:   5,982,349 msg/sec
     xenium::michael_scott_queue, 8,i:   6,117,589 msg/sec
         xenium::ramalhete_queue, 1,s:  32,075,087 msg/sec
         xenium::ramalhete_queue, 1,i:  32,456,131 msg/sec
         xenium::ramalhete_queue, 2,s:  23,614,878 msg/sec
         xenium::ramalhete_queue, 2,i:  23,354,827 msg/sec
         xenium::ramalhete_queue, 3,s:  29,318,361 msg/sec
         xenium::ramalhete_queue, 3,i:  28,604,213 msg/sec
         xenium::ramalhete_queue, 4,s:  33,880,589 msg/sec
         xenium::ramalhete_queue, 4,i:  33,582,868 msg/sec
         xenium::ramalhete_queue, 5,s:  32,091,900 msg/sec
         xenium::ramalhete_queue, 5,i:  36,147,429 msg/sec
         xenium::ramalhete_queue, 6,s:  33,952,317 msg/sec
         xenium::ramalhete_queue, 6,i:  38,784,910 msg/sec
         xenium::ramalhete_queue, 7,s:  35,156,734 msg/sec
         xenium::ramalhete_queue, 7,i:  41,339,053 msg/sec
         xenium::ramalhete_queue, 8,s:  35,286,507 msg/sec
         xenium::ramalhete_queue, 8,i:  43,962,217 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,956,578 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,179,463 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,801,820 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,937,932 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,548,092 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,929,742 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,655,034 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,148,829 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,995,755 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,312,132 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,777,305 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,453,380 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,193,267 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,370,194 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,360,175 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,267,099 msg/sec
                     AtomicQueue, 1,s:  59,734,267 msg/sec
                     AtomicQueue, 1,i:  56,920,053 msg/sec
                     AtomicQueue, 2,s:  12,228,468 msg/sec
                     AtomicQueue, 2,i:  11,691,607 msg/sec
                     AtomicQueue, 3,s:  10,727,197 msg/sec
                     AtomicQueue, 3,i:   9,915,806 msg/sec
                     AtomicQueue, 4,s:   8,175,830 msg/sec
                     AtomicQueue, 4,i:   8,200,714 msg/sec
                     AtomicQueue, 5,s:   8,045,137 msg/sec
                     AtomicQueue, 5,i:   8,096,973 msg/sec
                     AtomicQueue, 6,s:   7,878,607 msg/sec
                     AtomicQueue, 6,i:   7,608,867 msg/sec
                     AtomicQueue, 7,s:   7,069,668 msg/sec
                     AtomicQueue, 7,i:   7,990,955 msg/sec
                     AtomicQueue, 8,s:   6,353,096 msg/sec
                     AtomicQueue, 8,i:   7,460,814 msg/sec
                    AtomicQueueB, 1,s:  44,050,291 msg/sec
                    AtomicQueueB, 1,i:  43,072,691 msg/sec
                    AtomicQueueB, 2,s:  11,991,933 msg/sec
                    AtomicQueueB, 2,i:  11,509,145 msg/sec
                    AtomicQueueB, 3,s:  11,042,345 msg/sec
                    AtomicQueueB, 3,i:  10,133,535 msg/sec
                    AtomicQueueB, 4,s:   8,090,046 msg/sec
                    AtomicQueueB, 4,i:   8,076,421 msg/sec
                    AtomicQueueB, 5,s:   7,561,607 msg/sec
                    AtomicQueueB, 5,i:   7,831,062 msg/sec
                    AtomicQueueB, 6,s:   7,468,408 msg/sec
                    AtomicQueueB, 6,i:   7,528,098 msg/sec
                    AtomicQueueB, 7,s:   6,824,813 msg/sec
                    AtomicQueueB, 7,i:   7,667,080 msg/sec
                    AtomicQueueB, 8,s:   6,242,756 msg/sec
                    AtomicQueueB, 8,i:   7,167,372 msg/sec
             OptimistAtomicQueue, 1,s: 741,855,997 msg/sec
             OptimistAtomicQueue, 1,i: 563,132,820 msg/sec
             OptimistAtomicQueue, 2,s:  32,150,646 msg/sec
             OptimistAtomicQueue, 2,i:  32,720,696 msg/sec
             OptimistAtomicQueue, 3,s:  36,673,609 msg/sec
             OptimistAtomicQueue, 3,i:  37,401,703 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,533 msg/sec
             OptimistAtomicQueue, 4,i:  39,373,421 msg/sec
             OptimistAtomicQueue, 5,s:  41,655,599 msg/sec
             OptimistAtomicQueue, 5,i:  46,287,485 msg/sec
             OptimistAtomicQueue, 6,s:  42,814,349 msg/sec
             OptimistAtomicQueue, 6,i:  50,353,932 msg/sec
             OptimistAtomicQueue, 7,s:  44,154,115 msg/sec
             OptimistAtomicQueue, 7,i:  49,315,692 msg/sec
             OptimistAtomicQueue, 8,s:  46,375,988 msg/sec
             OptimistAtomicQueue, 8,i:  48,931,047 msg/sec
            OptimistAtomicQueueB, 1,s:  78,052,080 msg/sec
            OptimistAtomicQueueB, 1,i:  77,649,915 msg/sec
            OptimistAtomicQueueB, 2,s:  31,661,419 msg/sec
            OptimistAtomicQueueB, 2,i:  31,752,316 msg/sec
            OptimistAtomicQueueB, 3,s:  36,117,473 msg/sec
            OptimistAtomicQueueB, 3,i:  36,834,639 msg/sec
            OptimistAtomicQueueB, 4,s:  38,744,245 msg/sec
            OptimistAtomicQueueB, 4,i:  38,755,467 msg/sec
            OptimistAtomicQueueB, 5,s:  40,638,504 msg/sec
            OptimistAtomicQueueB, 5,i:  47,329,222 msg/sec
            OptimistAtomicQueueB, 6,s:  40,510,051 msg/sec
            OptimistAtomicQueueB, 6,i:  49,197,771 msg/sec
            OptimistAtomicQueueB, 7,s:  42,699,897 msg/sec
            OptimistAtomicQueueB, 7,i:  48,037,146 msg/sec
            OptimistAtomicQueueB, 8,s:  44,531,615 msg/sec
            OptimistAtomicQueueB, 8,i:  48,131,888 msg/sec
                    AtomicQueue2, 1,s:  22,905,970 msg/sec
                    AtomicQueue2, 1,i:  22,922,774 msg/sec
                    AtomicQueue2, 2,s:  11,965,692 msg/sec
                    AtomicQueue2, 2,i:  11,576,435 msg/sec
                    AtomicQueue2, 3,s:   9,559,712 msg/sec
                    AtomicQueue2, 3,i:   9,403,760 msg/sec
                    AtomicQueue2, 4,s:   8,077,793 msg/sec
                    AtomicQueue2, 4,i:   8,036,950 msg/sec
                    AtomicQueue2, 5,s:   7,924,157 msg/sec
                    AtomicQueue2, 5,i:   7,933,705 msg/sec
                    AtomicQueue2, 6,s:   7,762,521 msg/sec
                    AtomicQueue2, 6,i:   7,549,817 msg/sec
                    AtomicQueue2, 7,s:   7,144,254 msg/sec
                    AtomicQueue2, 7,i:   7,894,819 msg/sec
                    AtomicQueue2, 8,s:   6,378,873 msg/sec
                    AtomicQueue2, 8,i:   7,361,735 msg/sec
                   AtomicQueueB2, 1,s:  36,120,109 msg/sec
                   AtomicQueueB2, 1,i:  32,623,384 msg/sec
                   AtomicQueueB2, 2,s:  11,464,074 msg/sec
                   AtomicQueueB2, 2,i:  11,144,438 msg/sec
                   AtomicQueueB2, 3,s:   9,738,734 msg/sec
                   AtomicQueueB2, 3,i:   9,537,738 msg/sec
                   AtomicQueueB2, 4,s:   7,786,852 msg/sec
                   AtomicQueueB2, 4,i:   7,802,379 msg/sec
                   AtomicQueueB2, 5,s:   7,542,510 msg/sec
                   AtomicQueueB2, 5,i:   7,626,923 msg/sec
                   AtomicQueueB2, 6,s:   7,279,525 msg/sec
                   AtomicQueueB2, 6,i:   7,453,219 msg/sec
                   AtomicQueueB2, 7,s:   6,874,636 msg/sec
                   AtomicQueueB2, 7,i:   7,725,435 msg/sec
                   AtomicQueueB2, 8,s:   6,324,572 msg/sec
                   AtomicQueueB2, 8,i:   6,972,070 msg/sec
            OptimistAtomicQueue2, 1,s:  32,385,855 msg/sec
            OptimistAtomicQueue2, 1,i:  31,687,651 msg/sec
            OptimistAtomicQueue2, 2,s:  29,480,136 msg/sec
            OptimistAtomicQueue2, 2,i:  24,016,677 msg/sec
            OptimistAtomicQueue2, 3,s:  31,001,923 msg/sec
            OptimistAtomicQueue2, 3,i:  30,002,734 msg/sec
            OptimistAtomicQueue2, 4,s:  33,233,997 msg/sec
            OptimistAtomicQueue2, 4,i:  33,346,720 msg/sec
            OptimistAtomicQueue2, 5,s:  37,105,540 msg/sec
            OptimistAtomicQueue2, 5,i:  40,715,520 msg/sec
            OptimistAtomicQueue2, 6,s:  40,126,720 msg/sec
            OptimistAtomicQueue2, 6,i:  49,223,089 msg/sec
            OptimistAtomicQueue2, 7,s:  43,257,623 msg/sec
            OptimistAtomicQueue2, 7,i:  51,616,847 msg/sec
            OptimistAtomicQueue2, 8,s:  44,114,499 msg/sec
            OptimistAtomicQueue2, 8,i:  48,908,701 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,047,741 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,890,710 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,195,483 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,812,823 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,664,037 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,997,628 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,821,804 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,931,884 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,317,373 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,027,890 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,258,600 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,293,287 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,830,551 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,491,190 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,199,095 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,676,848 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000326 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000167 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000246 sec/round-trip
                      std::mutex: 0.000000520 sec/round-trip
                 tbb::spin_mutex: 0.000000284 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000304 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000259 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000170 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[172] 254m:25s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,242,875 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,748,134 msg/sec
          boost::lockfree::queue, 1,s:   7,983,943 msg/sec
          boost::lockfree::queue, 1,i:   7,385,256 msg/sec
          boost::lockfree::queue, 2,s:   7,621,260 msg/sec
          boost::lockfree::queue, 2,i:   7,462,998 msg/sec
          boost::lockfree::queue, 3,s:   7,371,611 msg/sec
          boost::lockfree::queue, 3,i:   7,583,572 msg/sec
          boost::lockfree::queue, 4,s:   6,428,546 msg/sec
          boost::lockfree::queue, 4,i:   6,806,660 msg/sec
          boost::lockfree::queue, 5,s:   6,500,053 msg/sec
          boost::lockfree::queue, 5,i:   6,490,203 msg/sec
          boost::lockfree::queue, 6,s:   5,997,721 msg/sec
          boost::lockfree::queue, 6,i:   6,096,615 msg/sec
          boost::lockfree::queue, 7,s:   5,990,797 msg/sec
          boost::lockfree::queue, 7,i:   5,903,094 msg/sec
          boost::lockfree::queue, 8,s:   5,498,861 msg/sec
          boost::lockfree::queue, 8,i:   5,702,045 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 334,304,990 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  83,875,685 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,864,700 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,843,794 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,661,449 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,464,752 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,057,119 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,391,414 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,066,670 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,655,594 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,333,424 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,000,108 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,671,722 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,134,486 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,146,894 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  55,169,931 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,207,702 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  37,054,383 msg/sec
                pthread_spinlock, 1,s:  28,880,899 msg/sec
                pthread_spinlock, 1,i:  25,294,279 msg/sec
                pthread_spinlock, 2,s:  15,733,953 msg/sec
                pthread_spinlock, 2,i:  17,053,314 msg/sec
                pthread_spinlock, 3,s:   8,377,163 msg/sec
                pthread_spinlock, 3,i:  12,025,256 msg/sec
                pthread_spinlock, 4,s:   6,497,219 msg/sec
                pthread_spinlock, 4,i:   9,233,049 msg/sec
                pthread_spinlock, 5,s:   8,757,674 msg/sec
                pthread_spinlock, 5,i:   9,281,558 msg/sec
                pthread_spinlock, 6,s:   8,511,621 msg/sec
                pthread_spinlock, 6,i:   8,410,247 msg/sec
                pthread_spinlock, 7,s:   7,536,535 msg/sec
                pthread_spinlock, 7,i:   7,706,648 msg/sec
                pthread_spinlock, 8,s:   6,801,042 msg/sec
                pthread_spinlock, 8,i:   6,959,528 msg/sec
                      std::mutex, 1,s:   7,210,597 msg/sec
                      std::mutex, 1,i:   6,576,818 msg/sec
                      std::mutex, 2,s:   5,567,822 msg/sec
                      std::mutex, 2,i:   5,539,875 msg/sec
                      std::mutex, 3,s:   6,148,301 msg/sec
                      std::mutex, 3,i:   6,020,136 msg/sec
                      std::mutex, 4,s:   6,249,870 msg/sec
                      std::mutex, 4,i:   6,288,903 msg/sec
                      std::mutex, 5,s:   6,012,438 msg/sec
                      std::mutex, 5,i:   6,097,201 msg/sec
                      std::mutex, 6,s:   5,875,573 msg/sec
                      std::mutex, 6,i:   5,928,315 msg/sec
                      std::mutex, 7,s:   5,773,135 msg/sec
                      std::mutex, 7,i:   5,882,022 msg/sec
                      std::mutex, 8,s:   5,651,469 msg/sec
                      std::mutex, 8,i:   5,684,144 msg/sec
                 tbb::spin_mutex, 1,s:  37,795,033 msg/sec
                 tbb::spin_mutex, 1,i:  33,198,030 msg/sec
                 tbb::spin_mutex, 2,s:  21,184,652 msg/sec
                 tbb::spin_mutex, 2,i:  18,446,852 msg/sec
                 tbb::spin_mutex, 3,s:   8,210,572 msg/sec
                 tbb::spin_mutex, 3,i:  10,133,495 msg/sec
                 tbb::spin_mutex, 4,s:   3,085,893 msg/sec
                 tbb::spin_mutex, 4,i:   6,362,214 msg/sec
                 tbb::spin_mutex, 5,s:   5,261,276 msg/sec
                 tbb::spin_mutex, 5,i:   5,496,752 msg/sec
                 tbb::spin_mutex, 6,s:   5,441,256 msg/sec
                 tbb::spin_mutex, 6,i:   4,347,604 msg/sec
                 tbb::spin_mutex, 7,s:   4,821,466 msg/sec
                 tbb::spin_mutex, 7,i:   4,268,730 msg/sec
                 tbb::spin_mutex, 8,s:   4,246,615 msg/sec
                 tbb::spin_mutex, 8,i:   4,087,431 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,103,580 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,064,501 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,113,779 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,028,798 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,604,621 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,747,729 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,005,714 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,325,688 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,516,173 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,580,232 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,849,409 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,718,967 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,890,295 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,105,854 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,846,288 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,484,464 msg/sec
     xenium::michael_scott_queue, 1,s:  10,102,504 msg/sec
     xenium::michael_scott_queue, 1,i:   9,735,402 msg/sec
     xenium::michael_scott_queue, 2,s:   8,547,344 msg/sec
     xenium::michael_scott_queue, 2,i:   8,505,076 msg/sec
     xenium::michael_scott_queue, 3,s:   7,165,107 msg/sec
     xenium::michael_scott_queue, 3,i:   7,553,284 msg/sec
     xenium::michael_scott_queue, 4,s:   6,346,907 msg/sec
     xenium::michael_scott_queue, 4,i:   6,386,449 msg/sec
     xenium::michael_scott_queue, 5,s:   6,320,890 msg/sec
     xenium::michael_scott_queue, 5,i:   6,653,054 msg/sec
     xenium::michael_scott_queue, 6,s:   6,507,772 msg/sec
     xenium::michael_scott_queue, 6,i:   6,928,350 msg/sec
     xenium::michael_scott_queue, 7,s:   6,337,045 msg/sec
     xenium::michael_scott_queue, 7,i:   6,550,806 msg/sec
     xenium::michael_scott_queue, 8,s:   5,990,414 msg/sec
     xenium::michael_scott_queue, 8,i:   6,119,962 msg/sec
         xenium::ramalhete_queue, 1,s:  31,807,694 msg/sec
         xenium::ramalhete_queue, 1,i:  31,702,850 msg/sec
         xenium::ramalhete_queue, 2,s:  23,436,838 msg/sec
         xenium::ramalhete_queue, 2,i:  23,359,452 msg/sec
         xenium::ramalhete_queue, 3,s:  29,224,360 msg/sec
         xenium::ramalhete_queue, 3,i:  28,608,482 msg/sec
         xenium::ramalhete_queue, 4,s:  33,827,564 msg/sec
         xenium::ramalhete_queue, 4,i:  33,438,964 msg/sec
         xenium::ramalhete_queue, 5,s:  32,057,625 msg/sec
         xenium::ramalhete_queue, 5,i:  36,186,744 msg/sec
         xenium::ramalhete_queue, 6,s:  33,901,383 msg/sec
         xenium::ramalhete_queue, 6,i:  38,578,516 msg/sec
         xenium::ramalhete_queue, 7,s:  34,905,130 msg/sec
         xenium::ramalhete_queue, 7,i:  41,785,444 msg/sec
         xenium::ramalhete_queue, 8,s:  35,462,899 msg/sec
         xenium::ramalhete_queue, 8,i:  44,071,204 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,577,150 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,874,023 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,234,741 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,345,188 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,515,173 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,881,034 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,607,635 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,392,041 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,620,407 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,295,968 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,889,277 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,371,171 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,120,417 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,000,191 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,780 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,544,413 msg/sec
                     AtomicQueue, 1,s: 164,194,796 msg/sec
                     AtomicQueue, 1,i: 207,224,327 msg/sec
                     AtomicQueue, 2,s:  12,268,436 msg/sec
                     AtomicQueue, 2,i:  11,701,399 msg/sec
                     AtomicQueue, 3,s:  10,755,798 msg/sec
                     AtomicQueue, 3,i:   9,907,164 msg/sec
                     AtomicQueue, 4,s:   8,188,471 msg/sec
                     AtomicQueue, 4,i:   8,205,591 msg/sec
                     AtomicQueue, 5,s:   7,994,764 msg/sec
                     AtomicQueue, 5,i:   8,129,335 msg/sec
                     AtomicQueue, 6,s:   7,761,586 msg/sec
                     AtomicQueue, 6,i:   7,611,974 msg/sec
                     AtomicQueue, 7,s:   7,113,631 msg/sec
                     AtomicQueue, 7,i:   7,972,344 msg/sec
                     AtomicQueue, 8,s:   6,318,750 msg/sec
                     AtomicQueue, 8,i:   7,355,514 msg/sec
                    AtomicQueueB, 1,s:  44,600,360 msg/sec
                    AtomicQueueB, 1,i:  43,070,268 msg/sec
                    AtomicQueueB, 2,s:  11,929,223 msg/sec
                    AtomicQueueB, 2,i:  11,458,425 msg/sec
                    AtomicQueueB, 3,s:  10,951,899 msg/sec
                    AtomicQueueB, 3,i:  10,141,770 msg/sec
                    AtomicQueueB, 4,s:   8,048,863 msg/sec
                    AtomicQueueB, 4,i:   8,014,598 msg/sec
                    AtomicQueueB, 5,s:   7,554,663 msg/sec
                    AtomicQueueB, 5,i:   7,820,849 msg/sec
                    AtomicQueueB, 6,s:   7,420,322 msg/sec
                    AtomicQueueB, 6,i:   7,598,990 msg/sec
                    AtomicQueueB, 7,s:   6,930,339 msg/sec
                    AtomicQueueB, 7,i:   7,739,846 msg/sec
                    AtomicQueueB, 8,s:   6,244,628 msg/sec
                    AtomicQueueB, 8,i:   7,207,374 msg/sec
             OptimistAtomicQueue, 1,s: 760,325,746 msg/sec
             OptimistAtomicQueue, 1,i: 606,399,914 msg/sec
             OptimistAtomicQueue, 2,s:  32,102,000 msg/sec
             OptimistAtomicQueue, 2,i:  32,198,646 msg/sec
             OptimistAtomicQueue, 3,s:  36,627,180 msg/sec
             OptimistAtomicQueue, 3,i:  37,330,332 msg/sec
             OptimistAtomicQueue, 4,s:  39,273,644 msg/sec
             OptimistAtomicQueue, 4,i:  39,408,311 msg/sec
             OptimistAtomicQueue, 5,s:  42,453,129 msg/sec
             OptimistAtomicQueue, 5,i:  46,401,904 msg/sec
             OptimistAtomicQueue, 6,s:  42,391,559 msg/sec
             OptimistAtomicQueue, 6,i:  49,792,756 msg/sec
             OptimistAtomicQueue, 7,s:  45,121,451 msg/sec
             OptimistAtomicQueue, 7,i:  49,267,305 msg/sec
             OptimistAtomicQueue, 8,s:  46,366,275 msg/sec
             OptimistAtomicQueue, 8,i:  48,459,308 msg/sec
            OptimistAtomicQueueB, 1,s: 203,645,177 msg/sec
            OptimistAtomicQueueB, 1,i:  77,707,822 msg/sec
            OptimistAtomicQueueB, 2,s:  32,140,045 msg/sec
            OptimistAtomicQueueB, 2,i:  32,245,936 msg/sec
            OptimistAtomicQueueB, 3,s:  36,296,371 msg/sec
            OptimistAtomicQueueB, 3,i:  36,958,929 msg/sec
            OptimistAtomicQueueB, 4,s:  38,689,197 msg/sec
            OptimistAtomicQueueB, 4,i:  38,610,480 msg/sec
            OptimistAtomicQueueB, 5,s:  40,539,552 msg/sec
            OptimistAtomicQueueB, 5,i:  45,252,507 msg/sec
            OptimistAtomicQueueB, 6,s:  41,187,111 msg/sec
            OptimistAtomicQueueB, 6,i:  49,086,720 msg/sec
            OptimistAtomicQueueB, 7,s:  42,146,119 msg/sec
            OptimistAtomicQueueB, 7,i:  47,458,290 msg/sec
            OptimistAtomicQueueB, 8,s:  44,659,010 msg/sec
            OptimistAtomicQueueB, 8,i:  48,516,598 msg/sec
                    AtomicQueue2, 1,s:  22,833,019 msg/sec
                    AtomicQueue2, 1,i:  22,835,477 msg/sec
                    AtomicQueue2, 2,s:  11,816,493 msg/sec
                    AtomicQueue2, 2,i:  11,422,114 msg/sec
                    AtomicQueue2, 3,s:   9,663,590 msg/sec
                    AtomicQueue2, 3,i:   9,510,454 msg/sec
                    AtomicQueue2, 4,s:   7,979,771 msg/sec
                    AtomicQueue2, 4,i:   8,082,319 msg/sec
                    AtomicQueue2, 5,s:   7,911,276 msg/sec
                    AtomicQueue2, 5,i:   7,959,696 msg/sec
                    AtomicQueue2, 6,s:   7,753,083 msg/sec
                    AtomicQueue2, 6,i:   7,522,302 msg/sec
                    AtomicQueue2, 7,s:   7,158,568 msg/sec
                    AtomicQueue2, 7,i:   7,903,244 msg/sec
                    AtomicQueue2, 8,s:   6,400,219 msg/sec
                    AtomicQueue2, 8,i:   7,339,189 msg/sec
                   AtomicQueueB2, 1,s:  36,258,537 msg/sec
                   AtomicQueueB2, 1,i:  32,627,658 msg/sec
                   AtomicQueueB2, 2,s:  11,359,924 msg/sec
                   AtomicQueueB2, 2,i:  11,074,480 msg/sec
                   AtomicQueueB2, 3,s:   9,681,117 msg/sec
                   AtomicQueueB2, 3,i:   9,577,208 msg/sec
                   AtomicQueueB2, 4,s:   7,908,336 msg/sec
                   AtomicQueueB2, 4,i:   7,886,188 msg/sec
                   AtomicQueueB2, 5,s:   7,436,184 msg/sec
                   AtomicQueueB2, 5,i:   7,736,523 msg/sec
                   AtomicQueueB2, 6,s:   7,272,779 msg/sec
                   AtomicQueueB2, 6,i:   7,452,014 msg/sec
                   AtomicQueueB2, 7,s:   6,816,631 msg/sec
                   AtomicQueueB2, 7,i:   7,698,346 msg/sec
                   AtomicQueueB2, 8,s:   6,294,791 msg/sec
                   AtomicQueueB2, 8,i:   7,067,122 msg/sec
            OptimistAtomicQueue2, 1,s: 184,535,287 msg/sec
            OptimistAtomicQueue2, 1,i:  29,587,759 msg/sec
            OptimistAtomicQueue2, 2,s:  24,273,481 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,873 msg/sec
            OptimistAtomicQueue2, 3,s:  30,330,407 msg/sec
            OptimistAtomicQueue2, 3,i:  30,364,512 msg/sec
            OptimistAtomicQueue2, 4,s:  33,229,210 msg/sec
            OptimistAtomicQueue2, 4,i:  33,236,989 msg/sec
            OptimistAtomicQueue2, 5,s:  37,251,250 msg/sec
            OptimistAtomicQueue2, 5,i:  40,242,774 msg/sec
            OptimistAtomicQueue2, 6,s:  40,031,141 msg/sec
            OptimistAtomicQueue2, 6,i:  49,201,137 msg/sec
            OptimistAtomicQueue2, 7,s:  43,023,910 msg/sec
            OptimistAtomicQueue2, 7,i:  48,232,500 msg/sec
            OptimistAtomicQueue2, 8,s:  44,599,796 msg/sec
            OptimistAtomicQueue2, 8,i:  48,378,039 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,952,651 msg/sec
           OptimistAtomicQueueB2, 1,i:  55,204,130 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,569,427 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,175,077 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,032,990 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,055,788 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,337,064 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,400,912 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,708,970 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,456,131 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,579,121 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,389,647 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,179,272 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,579,291 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,404,889 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,176,908 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000235 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000265 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000173 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[173] 253m:6s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,949,798 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,528,169 msg/sec
          boost::lockfree::queue, 1,s:   7,925,660 msg/sec
          boost::lockfree::queue, 1,i:   7,936,065 msg/sec
          boost::lockfree::queue, 2,s:   7,597,458 msg/sec
          boost::lockfree::queue, 2,i:   7,627,645 msg/sec
          boost::lockfree::queue, 3,s:   7,497,954 msg/sec
          boost::lockfree::queue, 3,i:   7,590,029 msg/sec
          boost::lockfree::queue, 4,s:   6,427,486 msg/sec
          boost::lockfree::queue, 4,i:   6,795,661 msg/sec
          boost::lockfree::queue, 5,s:   6,402,014 msg/sec
          boost::lockfree::queue, 5,i:   6,504,643 msg/sec
          boost::lockfree::queue, 6,s:   5,980,949 msg/sec
          boost::lockfree::queue, 6,i:   6,117,721 msg/sec
          boost::lockfree::queue, 7,s:   5,813,621 msg/sec
          boost::lockfree::queue, 7,i:   6,039,676 msg/sec
          boost::lockfree::queue, 8,s:   5,684,635 msg/sec
          boost::lockfree::queue, 8,i:   5,659,750 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 413,077,752 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 351,374,202 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,988,199 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,976,005 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,355,048 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,440,937 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,767,402 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  37,990,041 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,020,157 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,951,008 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,212,499 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,991,752 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,249,482 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,536,737 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,818,116 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,310,371 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,273,108 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,403,124 msg/sec
                pthread_spinlock, 1,s:  28,887,430 msg/sec
                pthread_spinlock, 1,i:  25,298,635 msg/sec
                pthread_spinlock, 2,s:  15,507,018 msg/sec
                pthread_spinlock, 2,i:  18,025,611 msg/sec
                pthread_spinlock, 3,s:   8,423,916 msg/sec
                pthread_spinlock, 3,i:  12,017,908 msg/sec
                pthread_spinlock, 4,s:   6,539,512 msg/sec
                pthread_spinlock, 4,i:   8,965,331 msg/sec
                pthread_spinlock, 5,s:   8,757,960 msg/sec
                pthread_spinlock, 5,i:   8,834,120 msg/sec
                pthread_spinlock, 6,s:   8,326,852 msg/sec
                pthread_spinlock, 6,i:   8,390,930 msg/sec
                pthread_spinlock, 7,s:   7,527,961 msg/sec
                pthread_spinlock, 7,i:   7,707,665 msg/sec
                pthread_spinlock, 8,s:   6,944,856 msg/sec
                pthread_spinlock, 8,i:   6,965,886 msg/sec
                      std::mutex, 1,s:   6,186,105 msg/sec
                      std::mutex, 1,i:   6,403,399 msg/sec
                      std::mutex, 2,s:   5,450,872 msg/sec
                      std::mutex, 2,i:   5,304,034 msg/sec
                      std::mutex, 3,s:   5,523,140 msg/sec
                      std::mutex, 3,i:   5,639,835 msg/sec
                      std::mutex, 4,s:   5,802,656 msg/sec
                      std::mutex, 4,i:   6,217,722 msg/sec
                      std::mutex, 5,s:   6,043,007 msg/sec
                      std::mutex, 5,i:   6,210,203 msg/sec
                      std::mutex, 6,s:   6,026,011 msg/sec
                      std::mutex, 6,i:   5,956,285 msg/sec
                      std::mutex, 7,s:   5,877,822 msg/sec
                      std::mutex, 7,i:   5,819,323 msg/sec
                      std::mutex, 8,s:   5,710,982 msg/sec
                      std::mutex, 8,i:   5,698,646 msg/sec
                 tbb::spin_mutex, 1,s:  38,085,080 msg/sec
                 tbb::spin_mutex, 1,i:  33,076,222 msg/sec
                 tbb::spin_mutex, 2,s:  21,144,422 msg/sec
                 tbb::spin_mutex, 2,i:  18,502,686 msg/sec
                 tbb::spin_mutex, 3,s:   8,759,368 msg/sec
                 tbb::spin_mutex, 3,i:  10,815,427 msg/sec
                 tbb::spin_mutex, 4,s:   3,186,634 msg/sec
                 tbb::spin_mutex, 4,i:   6,350,288 msg/sec
                 tbb::spin_mutex, 5,s:   5,276,470 msg/sec
                 tbb::spin_mutex, 5,i:   5,640,106 msg/sec
                 tbb::spin_mutex, 6,s:   5,293,599 msg/sec
                 tbb::spin_mutex, 6,i:   4,373,295 msg/sec
                 tbb::spin_mutex, 7,s:   4,849,950 msg/sec
                 tbb::spin_mutex, 7,i:   4,331,658 msg/sec
                 tbb::spin_mutex, 8,s:   4,236,056 msg/sec
                 tbb::spin_mutex, 8,i:   4,112,381 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,275,532 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,246,082 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,915,050 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,945,775 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,498,225 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,808,589 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,126,588 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,407,184 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,817,573 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,778,061 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,901,363 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,866,689 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,781,017 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,101,636 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,644,609 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,294,938 msg/sec
     xenium::michael_scott_queue, 1,s:  10,041,508 msg/sec
     xenium::michael_scott_queue, 1,i:   9,900,761 msg/sec
     xenium::michael_scott_queue, 2,s:   8,396,857 msg/sec
     xenium::michael_scott_queue, 2,i:   8,506,089 msg/sec
     xenium::michael_scott_queue, 3,s:   7,233,575 msg/sec
     xenium::michael_scott_queue, 3,i:   7,535,480 msg/sec
     xenium::michael_scott_queue, 4,s:   6,281,808 msg/sec
     xenium::michael_scott_queue, 4,i:   6,312,278 msg/sec
     xenium::michael_scott_queue, 5,s:   6,277,857 msg/sec
     xenium::michael_scott_queue, 5,i:   6,675,340 msg/sec
     xenium::michael_scott_queue, 6,s:   6,468,191 msg/sec
     xenium::michael_scott_queue, 6,i:   6,888,669 msg/sec
     xenium::michael_scott_queue, 7,s:   6,292,124 msg/sec
     xenium::michael_scott_queue, 7,i:   6,524,289 msg/sec
     xenium::michael_scott_queue, 8,s:   5,989,102 msg/sec
     xenium::michael_scott_queue, 8,i:   6,056,852 msg/sec
         xenium::ramalhete_queue, 1,s:  32,290,685 msg/sec
         xenium::ramalhete_queue, 1,i:  33,075,094 msg/sec
         xenium::ramalhete_queue, 2,s:  23,662,331 msg/sec
         xenium::ramalhete_queue, 2,i:  23,326,543 msg/sec
         xenium::ramalhete_queue, 3,s:  29,152,221 msg/sec
         xenium::ramalhete_queue, 3,i:  28,460,678 msg/sec
         xenium::ramalhete_queue, 4,s:  33,952,128 msg/sec
         xenium::ramalhete_queue, 4,i:  33,500,205 msg/sec
         xenium::ramalhete_queue, 5,s:  32,143,773 msg/sec
         xenium::ramalhete_queue, 5,i:  38,442,144 msg/sec
         xenium::ramalhete_queue, 6,s:  33,836,059 msg/sec
         xenium::ramalhete_queue, 6,i:  40,336,460 msg/sec
         xenium::ramalhete_queue, 7,s:  35,014,677 msg/sec
         xenium::ramalhete_queue, 7,i:  42,058,331 msg/sec
         xenium::ramalhete_queue, 8,s:  35,585,226 msg/sec
         xenium::ramalhete_queue, 8,i:  44,237,245 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,594,303 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,091,039 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,068,840 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,636,272 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,272,919 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,608,720 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,633,182 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,126,668 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,814,540 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,255,201 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,123,881 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,167,800 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,354,704 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,848,526 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,405,485 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,209,935 msg/sec
                     AtomicQueue, 1,s:  58,876,972 msg/sec
                     AtomicQueue, 1,i:  56,567,333 msg/sec
                     AtomicQueue, 2,s:  12,261,307 msg/sec
                     AtomicQueue, 2,i:  11,804,231 msg/sec
                     AtomicQueue, 3,s:  10,743,333 msg/sec
                     AtomicQueue, 3,i:   9,961,057 msg/sec
                     AtomicQueue, 4,s:   8,132,633 msg/sec
                     AtomicQueue, 4,i:   8,204,594 msg/sec
                     AtomicQueue, 5,s:   8,063,899 msg/sec
                     AtomicQueue, 5,i:   8,136,061 msg/sec
                     AtomicQueue, 6,s:   7,831,049 msg/sec
                     AtomicQueue, 6,i:   7,611,450 msg/sec
                     AtomicQueue, 7,s:   7,141,850 msg/sec
                     AtomicQueue, 7,i:   7,979,254 msg/sec
                     AtomicQueue, 8,s:   6,323,232 msg/sec
                     AtomicQueue, 8,i:   7,458,888 msg/sec
                    AtomicQueueB, 1,s:  59,164,972 msg/sec
                    AtomicQueueB, 1,i:  43,758,724 msg/sec
                    AtomicQueueB, 2,s:  11,784,149 msg/sec
                    AtomicQueueB, 2,i:  11,493,503 msg/sec
                    AtomicQueueB, 3,s:  11,061,105 msg/sec
                    AtomicQueueB, 3,i:  10,201,603 msg/sec
                    AtomicQueueB, 4,s:   7,996,969 msg/sec
                    AtomicQueueB, 4,i:   8,031,148 msg/sec
                    AtomicQueueB, 5,s:   7,554,521 msg/sec
                    AtomicQueueB, 5,i:   7,830,077 msg/sec
                    AtomicQueueB, 6,s:   7,337,580 msg/sec
                    AtomicQueueB, 6,i:   7,575,745 msg/sec
                    AtomicQueueB, 7,s:   6,953,903 msg/sec
                    AtomicQueueB, 7,i:   7,734,654 msg/sec
                    AtomicQueueB, 8,s:   6,216,118 msg/sec
                    AtomicQueueB, 8,i:   7,174,986 msg/sec
             OptimistAtomicQueue, 1,s: 774,305,747 msg/sec
             OptimistAtomicQueue, 1,i: 607,989,776 msg/sec
             OptimistAtomicQueue, 2,s:  32,554,833 msg/sec
             OptimistAtomicQueue, 2,i:  32,182,265 msg/sec
             OptimistAtomicQueue, 3,s:  36,653,828 msg/sec
             OptimistAtomicQueue, 3,i:  37,342,197 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,689 msg/sec
             OptimistAtomicQueue, 4,i:  39,372,748 msg/sec
             OptimistAtomicQueue, 5,s:  42,370,607 msg/sec
             OptimistAtomicQueue, 5,i:  46,239,357 msg/sec
             OptimistAtomicQueue, 6,s:  42,587,449 msg/sec
             OptimistAtomicQueue, 6,i:  50,515,051 msg/sec
             OptimistAtomicQueue, 7,s:  43,987,263 msg/sec
             OptimistAtomicQueue, 7,i:  52,883,027 msg/sec
             OptimistAtomicQueue, 8,s:  46,447,453 msg/sec
             OptimistAtomicQueue, 8,i:  49,168,704 msg/sec
            OptimistAtomicQueueB, 1,s: 196,295,617 msg/sec
            OptimistAtomicQueueB, 1,i: 120,474,815 msg/sec
            OptimistAtomicQueueB, 2,s:  32,163,830 msg/sec
            OptimistAtomicQueueB, 2,i:  32,242,126 msg/sec
            OptimistAtomicQueueB, 3,s:  36,281,160 msg/sec
            OptimistAtomicQueueB, 3,i:  36,880,839 msg/sec
            OptimistAtomicQueueB, 4,s:  38,681,052 msg/sec
            OptimistAtomicQueueB, 4,i:  38,580,849 msg/sec
            OptimistAtomicQueueB, 5,s:  41,188,711 msg/sec
            OptimistAtomicQueueB, 5,i:  45,983,661 msg/sec
            OptimistAtomicQueueB, 6,s:  41,202,934 msg/sec
            OptimistAtomicQueueB, 6,i:  48,682,286 msg/sec
            OptimistAtomicQueueB, 7,s:  41,927,123 msg/sec
            OptimistAtomicQueueB, 7,i:  50,874,855 msg/sec
            OptimistAtomicQueueB, 8,s:  44,448,071 msg/sec
            OptimistAtomicQueueB, 8,i:  47,761,043 msg/sec
                    AtomicQueue2, 1,s:  22,871,960 msg/sec
                    AtomicQueue2, 1,i:  22,895,509 msg/sec
                    AtomicQueue2, 2,s:  11,792,019 msg/sec
                    AtomicQueue2, 2,i:  11,606,966 msg/sec
                    AtomicQueue2, 3,s:   9,343,406 msg/sec
                    AtomicQueue2, 3,i:   9,432,966 msg/sec
                    AtomicQueue2, 4,s:   8,091,664 msg/sec
                    AtomicQueue2, 4,i:   8,027,286 msg/sec
                    AtomicQueue2, 5,s:   7,953,029 msg/sec
                    AtomicQueue2, 5,i:   7,946,493 msg/sec
                    AtomicQueue2, 6,s:   7,679,361 msg/sec
                    AtomicQueue2, 6,i:   7,508,645 msg/sec
                    AtomicQueue2, 7,s:   7,219,289 msg/sec
                    AtomicQueue2, 7,i:   7,891,792 msg/sec
                    AtomicQueue2, 8,s:   6,411,482 msg/sec
                    AtomicQueue2, 8,i:   7,353,239 msg/sec
                   AtomicQueueB2, 1,s:  36,160,060 msg/sec
                   AtomicQueueB2, 1,i:  32,665,586 msg/sec
                   AtomicQueueB2, 2,s:  11,380,139 msg/sec
                   AtomicQueueB2, 2,i:  11,108,555 msg/sec
                   AtomicQueueB2, 3,s:   9,600,467 msg/sec
                   AtomicQueueB2, 3,i:   9,550,006 msg/sec
                   AtomicQueueB2, 4,s:   7,956,301 msg/sec
                   AtomicQueueB2, 4,i:   7,854,340 msg/sec
                   AtomicQueueB2, 5,s:   7,523,593 msg/sec
                   AtomicQueueB2, 5,i:   7,714,101 msg/sec
                   AtomicQueueB2, 6,s:   7,348,729 msg/sec
                   AtomicQueueB2, 6,i:   7,468,414 msg/sec
                   AtomicQueueB2, 7,s:   6,870,649 msg/sec
                   AtomicQueueB2, 7,i:   7,743,278 msg/sec
                   AtomicQueueB2, 8,s:   6,299,484 msg/sec
                   AtomicQueueB2, 8,i:   7,070,700 msg/sec
            OptimistAtomicQueue2, 1,s: 444,660,846 msg/sec
            OptimistAtomicQueue2, 1,i:  29,839,002 msg/sec
            OptimistAtomicQueue2, 2,s:  24,264,809 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,496 msg/sec
            OptimistAtomicQueue2, 3,s:  30,325,002 msg/sec
            OptimistAtomicQueue2, 3,i:  29,941,504 msg/sec
            OptimistAtomicQueue2, 4,s:  33,987,489 msg/sec
            OptimistAtomicQueue2, 4,i:  33,297,385 msg/sec
            OptimistAtomicQueue2, 5,s:  37,147,513 msg/sec
            OptimistAtomicQueue2, 5,i:  40,020,267 msg/sec
            OptimistAtomicQueue2, 6,s:  39,858,568 msg/sec
            OptimistAtomicQueue2, 6,i:  49,113,254 msg/sec
            OptimistAtomicQueue2, 7,s:  43,302,104 msg/sec
            OptimistAtomicQueue2, 7,i:  47,830,534 msg/sec
            OptimistAtomicQueue2, 8,s:  44,746,327 msg/sec
            OptimistAtomicQueue2, 8,i:  48,431,293 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,268,211 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,943,174 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,726,198 msg/sec
           OptimistAtomicQueueB2, 2,i:  27,936,753 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,656,666 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,723,241 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,399,502 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,944,754 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,554,986 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,239,703 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,335,656 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,449,660 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,917,178 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,219,612 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,482,798 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,402,534 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000129 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000130 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000237 sec/round-trip
                      std::mutex: 0.000000456 sec/round-trip
                 tbb::spin_mutex: 0.000000251 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000184 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[174] 251m:47s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  73,597,776 msg/sec
     boost::lockfree::spsc_queue, 1,i:  73,130,966 msg/sec
          boost::lockfree::queue, 1,s:   6,877,967 msg/sec
          boost::lockfree::queue, 1,i:   6,914,103 msg/sec
          boost::lockfree::queue, 2,s:   7,663,012 msg/sec
          boost::lockfree::queue, 2,i:   7,356,234 msg/sec
          boost::lockfree::queue, 3,s:   7,482,245 msg/sec
          boost::lockfree::queue, 3,i:   7,576,867 msg/sec
          boost::lockfree::queue, 4,s:   6,420,224 msg/sec
          boost::lockfree::queue, 4,i:   6,914,217 msg/sec
          boost::lockfree::queue, 5,s:   6,460,362 msg/sec
          boost::lockfree::queue, 5,i:   6,458,407 msg/sec
          boost::lockfree::queue, 6,s:   5,995,915 msg/sec
          boost::lockfree::queue, 6,i:   6,156,278 msg/sec
          boost::lockfree::queue, 7,s:   5,908,246 msg/sec
          boost::lockfree::queue, 7,i:   6,050,803 msg/sec
          boost::lockfree::queue, 8,s:   5,448,702 msg/sec
          boost::lockfree::queue, 8,i:   5,577,665 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  53,046,932 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  48,037,693 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,180,438 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,624,937 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,101,550 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,834,861 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,582,421 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,801,839 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,469,478 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,413,410 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,466,113 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,016,820 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,519,579 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  21,038,434 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,212,170 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,388,003 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,411,229 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,653,852 msg/sec
                pthread_spinlock, 1,s:  29,127,549 msg/sec
                pthread_spinlock, 1,i:  25,309,988 msg/sec
                pthread_spinlock, 2,s:  16,084,739 msg/sec
                pthread_spinlock, 2,i:  17,055,479 msg/sec
                pthread_spinlock, 3,s:   8,345,025 msg/sec
                pthread_spinlock, 3,i:  11,956,791 msg/sec
                pthread_spinlock, 4,s:   6,487,232 msg/sec
                pthread_spinlock, 4,i:   9,062,520 msg/sec
                pthread_spinlock, 5,s:   8,641,370 msg/sec
                pthread_spinlock, 5,i:  10,333,810 msg/sec
                pthread_spinlock, 6,s:   8,444,914 msg/sec
                pthread_spinlock, 6,i:   8,592,552 msg/sec
                pthread_spinlock, 7,s:   8,046,991 msg/sec
                pthread_spinlock, 7,i:   7,843,576 msg/sec
                pthread_spinlock, 8,s:   6,911,411 msg/sec
                pthread_spinlock, 8,i:   7,365,398 msg/sec
                      std::mutex, 1,s:   6,935,598 msg/sec
                      std::mutex, 1,i:   7,539,696 msg/sec
                      std::mutex, 2,s:   6,451,731 msg/sec
                      std::mutex, 2,i:   5,994,628 msg/sec
                      std::mutex, 3,s:   5,967,410 msg/sec
                      std::mutex, 3,i:   6,064,712 msg/sec
                      std::mutex, 4,s:   6,255,746 msg/sec
                      std::mutex, 4,i:   6,210,257 msg/sec
                      std::mutex, 5,s:   5,968,132 msg/sec
                      std::mutex, 5,i:   6,088,297 msg/sec
                      std::mutex, 6,s:   5,905,163 msg/sec
                      std::mutex, 6,i:   5,830,471 msg/sec
                      std::mutex, 7,s:   5,777,313 msg/sec
                      std::mutex, 7,i:   5,655,228 msg/sec
                      std::mutex, 8,s:   5,635,867 msg/sec
                      std::mutex, 8,i:   5,610,026 msg/sec
                 tbb::spin_mutex, 1,s:  37,612,751 msg/sec
                 tbb::spin_mutex, 1,i:  35,423,581 msg/sec
                 tbb::spin_mutex, 2,s:  21,092,848 msg/sec
                 tbb::spin_mutex, 2,i:  20,629,755 msg/sec
                 tbb::spin_mutex, 3,s:   7,201,937 msg/sec
                 tbb::spin_mutex, 3,i:  10,315,935 msg/sec
                 tbb::spin_mutex, 4,s:   3,158,097 msg/sec
                 tbb::spin_mutex, 4,i:   6,381,315 msg/sec
                 tbb::spin_mutex, 5,s:   5,147,819 msg/sec
                 tbb::spin_mutex, 5,i:   5,789,997 msg/sec
                 tbb::spin_mutex, 6,s:   5,380,624 msg/sec
                 tbb::spin_mutex, 6,i:   4,328,034 msg/sec
                 tbb::spin_mutex, 7,s:   4,820,976 msg/sec
                 tbb::spin_mutex, 7,i:   4,355,992 msg/sec
                 tbb::spin_mutex, 8,s:   4,252,332 msg/sec
                 tbb::spin_mutex, 8,i:   4,091,200 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,359,748 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,370,567 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,722,540 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,472,147 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,487,558 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,762,414 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,004,845 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,305,919 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,518,291 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,634,547 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,847,032 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,754,897 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,922,125 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,081,401 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,892,064 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,459,826 msg/sec
     xenium::michael_scott_queue, 1,s:   9,166,353 msg/sec
     xenium::michael_scott_queue, 1,i:   9,567,420 msg/sec
     xenium::michael_scott_queue, 2,s:   8,556,881 msg/sec
     xenium::michael_scott_queue, 2,i:   8,583,628 msg/sec
     xenium::michael_scott_queue, 3,s:   7,143,017 msg/sec
     xenium::michael_scott_queue, 3,i:   7,538,028 msg/sec
     xenium::michael_scott_queue, 4,s:   6,383,562 msg/sec
     xenium::michael_scott_queue, 4,i:   6,322,938 msg/sec
     xenium::michael_scott_queue, 5,s:   6,329,437 msg/sec
     xenium::michael_scott_queue, 5,i:   6,588,094 msg/sec
     xenium::michael_scott_queue, 6,s:   6,471,556 msg/sec
     xenium::michael_scott_queue, 6,i:   6,670,364 msg/sec
     xenium::michael_scott_queue, 7,s:   6,316,669 msg/sec
     xenium::michael_scott_queue, 7,i:   6,512,742 msg/sec
     xenium::michael_scott_queue, 8,s:   6,001,903 msg/sec
     xenium::michael_scott_queue, 8,i:   6,112,962 msg/sec
         xenium::ramalhete_queue, 1,s:  30,719,703 msg/sec
         xenium::ramalhete_queue, 1,i:  27,732,736 msg/sec
         xenium::ramalhete_queue, 2,s:  24,450,791 msg/sec
         xenium::ramalhete_queue, 2,i:  23,396,742 msg/sec
         xenium::ramalhete_queue, 3,s:  29,136,446 msg/sec
         xenium::ramalhete_queue, 3,i:  28,521,247 msg/sec
         xenium::ramalhete_queue, 4,s:  33,716,883 msg/sec
         xenium::ramalhete_queue, 4,i:  33,479,119 msg/sec
         xenium::ramalhete_queue, 5,s:  32,142,543 msg/sec
         xenium::ramalhete_queue, 5,i:  38,516,416 msg/sec
         xenium::ramalhete_queue, 6,s:  34,060,331 msg/sec
         xenium::ramalhete_queue, 6,i:  39,344,163 msg/sec
         xenium::ramalhete_queue, 7,s:  35,235,061 msg/sec
         xenium::ramalhete_queue, 7,i:  41,783,832 msg/sec
         xenium::ramalhete_queue, 8,s:  35,571,841 msg/sec
         xenium::ramalhete_queue, 8,i:  43,809,854 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,008,919 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,280,185 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,926,618 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,768,521 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,456,227 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,902,182 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,518,018 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,396,348 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,846,311 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,510,526 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,776,825 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,255,362 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,189,521 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,092,485 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,376,028 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,337,524 msg/sec
                     AtomicQueue, 1,s:  58,222,329 msg/sec
                     AtomicQueue, 1,i:  56,782,067 msg/sec
                     AtomicQueue, 2,s:  12,281,723 msg/sec
                     AtomicQueue, 2,i:  11,754,021 msg/sec
                     AtomicQueue, 3,s:  10,809,658 msg/sec
                     AtomicQueue, 3,i:   9,865,559 msg/sec
                     AtomicQueue, 4,s:   8,185,588 msg/sec
                     AtomicQueue, 4,i:   8,217,820 msg/sec
                     AtomicQueue, 5,s:   7,965,401 msg/sec
                     AtomicQueue, 5,i:   8,080,223 msg/sec
                     AtomicQueue, 6,s:   7,808,835 msg/sec
                     AtomicQueue, 6,i:   7,627,465 msg/sec
                     AtomicQueue, 7,s:   7,197,653 msg/sec
                     AtomicQueue, 7,i:   7,967,519 msg/sec
                     AtomicQueue, 8,s:   6,320,940 msg/sec
                     AtomicQueue, 8,i:   7,433,096 msg/sec
                    AtomicQueueB, 1,s:  44,028,601 msg/sec
                    AtomicQueueB, 1,i:  43,055,173 msg/sec
                    AtomicQueueB, 2,s:  11,825,518 msg/sec
                    AtomicQueueB, 2,i:  11,522,958 msg/sec
                    AtomicQueueB, 3,s:  11,001,745 msg/sec
                    AtomicQueueB, 3,i:  10,136,572 msg/sec
                    AtomicQueueB, 4,s:   8,028,981 msg/sec
                    AtomicQueueB, 4,i:   7,969,537 msg/sec
                    AtomicQueueB, 5,s:   7,568,239 msg/sec
                    AtomicQueueB, 5,i:   7,815,363 msg/sec
                    AtomicQueueB, 6,s:   7,304,000 msg/sec
                    AtomicQueueB, 6,i:   7,538,071 msg/sec
                    AtomicQueueB, 7,s:   6,815,838 msg/sec
                    AtomicQueueB, 7,i:   7,731,539 msg/sec
                    AtomicQueueB, 8,s:   6,242,745 msg/sec
                    AtomicQueueB, 8,i:   7,191,133 msg/sec
             OptimistAtomicQueue, 1,s: 796,520,955 msg/sec
             OptimistAtomicQueue, 1,i: 679,901,747 msg/sec
             OptimistAtomicQueue, 2,s:  32,185,906 msg/sec
             OptimistAtomicQueue, 2,i:  32,303,820 msg/sec
             OptimistAtomicQueue, 3,s:  36,650,487 msg/sec
             OptimistAtomicQueue, 3,i:  37,413,624 msg/sec
             OptimistAtomicQueue, 4,s:  39,295,449 msg/sec
             OptimistAtomicQueue, 4,i:  39,428,786 msg/sec
             OptimistAtomicQueue, 5,s:  42,501,755 msg/sec
             OptimistAtomicQueue, 5,i:  46,491,850 msg/sec
             OptimistAtomicQueue, 6,s:  42,651,987 msg/sec
             OptimistAtomicQueue, 6,i:  50,441,382 msg/sec
             OptimistAtomicQueue, 7,s:  45,222,803 msg/sec
             OptimistAtomicQueue, 7,i:  52,034,069 msg/sec
             OptimistAtomicQueue, 8,s:  46,543,993 msg/sec
             OptimistAtomicQueue, 8,i:  48,944,411 msg/sec
            OptimistAtomicQueueB, 1,s:  81,856,086 msg/sec
            OptimistAtomicQueueB, 1,i:  76,548,885 msg/sec
            OptimistAtomicQueueB, 2,s:  32,185,757 msg/sec
            OptimistAtomicQueueB, 2,i:  32,194,832 msg/sec
            OptimistAtomicQueueB, 3,s:  36,236,861 msg/sec
            OptimistAtomicQueueB, 3,i:  36,856,970 msg/sec
            OptimistAtomicQueueB, 4,s:  38,690,283 msg/sec
            OptimistAtomicQueueB, 4,i:  38,645,748 msg/sec
            OptimistAtomicQueueB, 5,s:  40,936,543 msg/sec
            OptimistAtomicQueueB, 5,i:  45,317,295 msg/sec
            OptimistAtomicQueueB, 6,s:  41,332,311 msg/sec
            OptimistAtomicQueueB, 6,i:  48,577,899 msg/sec
            OptimistAtomicQueueB, 7,s:  41,961,601 msg/sec
            OptimistAtomicQueueB, 7,i:  48,061,001 msg/sec
            OptimistAtomicQueueB, 8,s:  44,365,174 msg/sec
            OptimistAtomicQueueB, 8,i:  49,215,349 msg/sec
                    AtomicQueue2, 1,s:  23,174,148 msg/sec
                    AtomicQueue2, 1,i:  23,183,083 msg/sec
                    AtomicQueue2, 2,s:  11,787,829 msg/sec
                    AtomicQueue2, 2,i:  11,732,070 msg/sec
                    AtomicQueue2, 3,s:   9,477,322 msg/sec
                    AtomicQueue2, 3,i:   9,385,661 msg/sec
                    AtomicQueue2, 4,s:   8,063,421 msg/sec
                    AtomicQueue2, 4,i:   8,087,511 msg/sec
                    AtomicQueue2, 5,s:   7,949,856 msg/sec
                    AtomicQueue2, 5,i:   8,038,338 msg/sec
                    AtomicQueue2, 6,s:   7,683,377 msg/sec
                    AtomicQueue2, 6,i:   7,531,332 msg/sec
                    AtomicQueue2, 7,s:   7,118,997 msg/sec
                    AtomicQueue2, 7,i:   7,876,737 msg/sec
                    AtomicQueue2, 8,s:   6,361,836 msg/sec
                    AtomicQueue2, 8,i:   7,364,603 msg/sec
                   AtomicQueueB2, 1,s:  36,152,428 msg/sec
                   AtomicQueueB2, 1,i:  36,198,510 msg/sec
                   AtomicQueueB2, 2,s:  11,432,109 msg/sec
                   AtomicQueueB2, 2,i:  11,103,529 msg/sec
                   AtomicQueueB2, 3,s:   9,641,906 msg/sec
                   AtomicQueueB2, 3,i:   9,537,640 msg/sec
                   AtomicQueueB2, 4,s:   7,929,034 msg/sec
                   AtomicQueueB2, 4,i:   7,889,636 msg/sec
                   AtomicQueueB2, 5,s:   7,504,209 msg/sec
                   AtomicQueueB2, 5,i:   7,701,001 msg/sec
                   AtomicQueueB2, 6,s:   7,251,647 msg/sec
                   AtomicQueueB2, 6,i:   7,447,936 msg/sec
                   AtomicQueueB2, 7,s:   6,912,922 msg/sec
                   AtomicQueueB2, 7,i:   7,695,538 msg/sec
                   AtomicQueueB2, 8,s:   6,280,708 msg/sec
                   AtomicQueueB2, 8,i:   7,119,984 msg/sec
            OptimistAtomicQueue2, 1,s: 341,580,947 msg/sec
            OptimistAtomicQueue2, 1,i:  29,549,206 msg/sec
            OptimistAtomicQueue2, 2,s:  26,255,454 msg/sec
            OptimistAtomicQueue2, 2,i:  24,018,565 msg/sec
            OptimistAtomicQueue2, 3,s:  30,325,176 msg/sec
            OptimistAtomicQueue2, 3,i:  30,015,517 msg/sec
            OptimistAtomicQueue2, 4,s:  33,214,920 msg/sec
            OptimistAtomicQueue2, 4,i:  33,207,550 msg/sec
            OptimistAtomicQueue2, 5,s:  37,030,758 msg/sec
            OptimistAtomicQueue2, 5,i:  40,205,597 msg/sec
            OptimistAtomicQueue2, 6,s:  40,133,830 msg/sec
            OptimistAtomicQueue2, 6,i:  48,965,498 msg/sec
            OptimistAtomicQueue2, 7,s:  42,829,408 msg/sec
            OptimistAtomicQueue2, 7,i:  47,870,385 msg/sec
            OptimistAtomicQueue2, 8,s:  43,904,876 msg/sec
            OptimistAtomicQueue2, 8,i:  48,498,485 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,636,989 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,886,090 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,170,406 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,219,518 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,194,677 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,834,120 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,394,277 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,453,216 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,839,563 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,353,230 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,741,593 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,224,934 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,128,355 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,498,375 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,187,894 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,376,277 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000113 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000453 sec/round-trip
                 tbb::spin_mutex: 0.000000287 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[175] 250m:28s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,539,239 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,720,101 msg/sec
          boost::lockfree::queue, 1,s:   6,947,896 msg/sec
          boost::lockfree::queue, 1,i:   6,967,772 msg/sec
          boost::lockfree::queue, 2,s:   7,563,060 msg/sec
          boost::lockfree::queue, 2,i:   7,573,326 msg/sec
          boost::lockfree::queue, 3,s:   7,429,963 msg/sec
          boost::lockfree::queue, 3,i:   7,602,006 msg/sec
          boost::lockfree::queue, 4,s:   6,417,609 msg/sec
          boost::lockfree::queue, 4,i:   6,793,599 msg/sec
          boost::lockfree::queue, 5,s:   6,396,559 msg/sec
          boost::lockfree::queue, 5,i:   6,457,862 msg/sec
          boost::lockfree::queue, 6,s:   5,986,210 msg/sec
          boost::lockfree::queue, 6,i:   6,071,746 msg/sec
          boost::lockfree::queue, 7,s:   5,906,346 msg/sec
          boost::lockfree::queue, 7,i:   5,920,942 msg/sec
          boost::lockfree::queue, 8,s:   5,500,256 msg/sec
          boost::lockfree::queue, 8,i:   5,588,930 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 508,285,175 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 492,924,196 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,161,655 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,866,679 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  46,744,452 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,561,770 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,760,275 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,945,762 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,800,609 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,165,965 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,420,281 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,978,803 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,323,296 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,334,861 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,255,245 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,106,432 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,408,478 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,389,168 msg/sec
                pthread_spinlock, 1,s:  29,319,430 msg/sec
                pthread_spinlock, 1,i:  25,472,917 msg/sec
                pthread_spinlock, 2,s:  16,104,049 msg/sec
                pthread_spinlock, 2,i:  16,970,135 msg/sec
                pthread_spinlock, 3,s:   8,336,347 msg/sec
                pthread_spinlock, 3,i:  12,113,629 msg/sec
                pthread_spinlock, 4,s:   6,477,437 msg/sec
                pthread_spinlock, 4,i:   8,926,042 msg/sec
                pthread_spinlock, 5,s:   8,744,565 msg/sec
                pthread_spinlock, 5,i:   9,495,422 msg/sec
                pthread_spinlock, 6,s:   8,552,440 msg/sec
                pthread_spinlock, 6,i:   8,537,985 msg/sec
                pthread_spinlock, 7,s:   8,025,301 msg/sec
                pthread_spinlock, 7,i:   7,681,467 msg/sec
                pthread_spinlock, 8,s:   6,642,261 msg/sec
                pthread_spinlock, 8,i:   6,888,140 msg/sec
                      std::mutex, 1,s:   7,732,990 msg/sec
                      std::mutex, 1,i:   7,550,990 msg/sec
                      std::mutex, 2,s:   4,966,885 msg/sec
                      std::mutex, 2,i:   6,070,047 msg/sec
                      std::mutex, 3,s:   6,018,384 msg/sec
                      std::mutex, 3,i:   5,982,203 msg/sec
                      std::mutex, 4,s:   6,287,037 msg/sec
                      std::mutex, 4,i:   6,171,238 msg/sec
                      std::mutex, 5,s:   6,078,223 msg/sec
                      std::mutex, 5,i:   5,992,556 msg/sec
                      std::mutex, 6,s:   5,871,573 msg/sec
                      std::mutex, 6,i:   5,895,695 msg/sec
                      std::mutex, 7,s:   5,811,799 msg/sec
                      std::mutex, 7,i:   5,799,349 msg/sec
                      std::mutex, 8,s:   5,706,673 msg/sec
                      std::mutex, 8,i:   5,669,790 msg/sec
                 tbb::spin_mutex, 1,s:  37,594,791 msg/sec
                 tbb::spin_mutex, 1,i:  37,566,677 msg/sec
                 tbb::spin_mutex, 2,s:  21,152,862 msg/sec
                 tbb::spin_mutex, 2,i:  18,414,245 msg/sec
                 tbb::spin_mutex, 3,s:   8,311,882 msg/sec
                 tbb::spin_mutex, 3,i:  10,380,530 msg/sec
                 tbb::spin_mutex, 4,s:   3,301,039 msg/sec
                 tbb::spin_mutex, 4,i:   6,309,150 msg/sec
                 tbb::spin_mutex, 5,s:   5,530,213 msg/sec
                 tbb::spin_mutex, 5,i:   5,830,430 msg/sec
                 tbb::spin_mutex, 6,s:   5,326,438 msg/sec
                 tbb::spin_mutex, 6,i:   4,304,684 msg/sec
                 tbb::spin_mutex, 7,s:   4,847,854 msg/sec
                 tbb::spin_mutex, 7,i:   4,357,342 msg/sec
                 tbb::spin_mutex, 8,s:   3,786,492 msg/sec
                 tbb::spin_mutex, 8,i:   4,078,590 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,764,226 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,778,169 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,900,974 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,999,122 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,434,691 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,860,733 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,404,399 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,289,624 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,665,883 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,868,750 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,089,806 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,922,114 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,019,552 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,935,878 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,967,731 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,089,475 msg/sec
     xenium::michael_scott_queue, 1,s:  10,134,533 msg/sec
     xenium::michael_scott_queue, 1,i:   9,994,267 msg/sec
     xenium::michael_scott_queue, 2,s:   8,547,946 msg/sec
     xenium::michael_scott_queue, 2,i:   8,590,772 msg/sec
     xenium::michael_scott_queue, 3,s:   7,349,346 msg/sec
     xenium::michael_scott_queue, 3,i:   7,533,572 msg/sec
     xenium::michael_scott_queue, 4,s:   6,315,668 msg/sec
     xenium::michael_scott_queue, 4,i:   6,441,210 msg/sec
     xenium::michael_scott_queue, 5,s:   6,307,257 msg/sec
     xenium::michael_scott_queue, 5,i:   6,601,004 msg/sec
     xenium::michael_scott_queue, 6,s:   6,490,930 msg/sec
     xenium::michael_scott_queue, 6,i:   6,930,508 msg/sec
     xenium::michael_scott_queue, 7,s:   6,325,377 msg/sec
     xenium::michael_scott_queue, 7,i:   6,591,742 msg/sec
     xenium::michael_scott_queue, 8,s:   6,027,115 msg/sec
     xenium::michael_scott_queue, 8,i:   6,106,161 msg/sec
         xenium::ramalhete_queue, 1,s:  31,672,667 msg/sec
         xenium::ramalhete_queue, 1,i:  32,073,359 msg/sec
         xenium::ramalhete_queue, 2,s:  24,326,474 msg/sec
         xenium::ramalhete_queue, 2,i:  23,376,547 msg/sec
         xenium::ramalhete_queue, 3,s:  29,292,896 msg/sec
         xenium::ramalhete_queue, 3,i:  28,512,607 msg/sec
         xenium::ramalhete_queue, 4,s:  33,692,489 msg/sec
         xenium::ramalhete_queue, 4,i:  33,357,860 msg/sec
         xenium::ramalhete_queue, 5,s:  31,858,556 msg/sec
         xenium::ramalhete_queue, 5,i:  36,162,218 msg/sec
         xenium::ramalhete_queue, 6,s:  34,003,745 msg/sec
         xenium::ramalhete_queue, 6,i:  38,887,346 msg/sec
         xenium::ramalhete_queue, 7,s:  35,078,727 msg/sec
         xenium::ramalhete_queue, 7,i:  40,400,393 msg/sec
         xenium::ramalhete_queue, 8,s:  35,351,614 msg/sec
         xenium::ramalhete_queue, 8,i:  44,516,483 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,400,129 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  71,336,603 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,877,664 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,331,520 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,576,249 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,156,564 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,557,934 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,208,377 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,029,398 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,303,987 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,001,275 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,477,360 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,204,928 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,884,127 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,398,288 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,218,857 msg/sec
                     AtomicQueue, 1,s:  62,676,634 msg/sec
                     AtomicQueue, 1,i:  56,663,697 msg/sec
                     AtomicQueue, 2,s:  12,127,476 msg/sec
                     AtomicQueue, 2,i:  11,717,397 msg/sec
                     AtomicQueue, 3,s:  10,810,701 msg/sec
                     AtomicQueue, 3,i:   9,928,880 msg/sec
                     AtomicQueue, 4,s:   8,192,737 msg/sec
                     AtomicQueue, 4,i:   8,183,417 msg/sec
                     AtomicQueue, 5,s:   8,031,647 msg/sec
                     AtomicQueue, 5,i:   8,071,309 msg/sec
                     AtomicQueue, 6,s:   7,855,909 msg/sec
                     AtomicQueue, 6,i:   7,613,703 msg/sec
                     AtomicQueue, 7,s:   7,096,182 msg/sec
                     AtomicQueue, 7,i:   7,987,989 msg/sec
                     AtomicQueue, 8,s:   6,305,537 msg/sec
                     AtomicQueue, 8,i:   7,437,781 msg/sec
                    AtomicQueueB, 1,s:  43,930,094 msg/sec
                    AtomicQueueB, 1,i:  42,994,851 msg/sec
                    AtomicQueueB, 2,s:  11,733,290 msg/sec
                    AtomicQueueB, 2,i:  11,431,961 msg/sec
                    AtomicQueueB, 3,s:  10,895,191 msg/sec
                    AtomicQueueB, 3,i:  10,080,967 msg/sec
                    AtomicQueueB, 4,s:   8,051,873 msg/sec
                    AtomicQueueB, 4,i:   8,022,673 msg/sec
                    AtomicQueueB, 5,s:   7,486,472 msg/sec
                    AtomicQueueB, 5,i:   7,818,364 msg/sec
                    AtomicQueueB, 6,s:   7,216,429 msg/sec
                    AtomicQueueB, 6,i:   7,515,760 msg/sec
                    AtomicQueueB, 7,s:   6,869,535 msg/sec
                    AtomicQueueB, 7,i:   7,729,946 msg/sec
                    AtomicQueueB, 8,s:   6,249,437 msg/sec
                    AtomicQueueB, 8,i:   7,105,389 msg/sec
             OptimistAtomicQueue, 1,s: 705,406,784 msg/sec
             OptimistAtomicQueue, 1,i: 661,600,023 msg/sec
             OptimistAtomicQueue, 2,s:  32,639,986 msg/sec
             OptimistAtomicQueue, 2,i:  32,205,114 msg/sec
             OptimistAtomicQueue, 3,s:  36,620,071 msg/sec
             OptimistAtomicQueue, 3,i:  37,350,981 msg/sec
             OptimistAtomicQueue, 4,s:  39,297,350 msg/sec
             OptimistAtomicQueue, 4,i:  39,375,222 msg/sec
             OptimistAtomicQueue, 5,s:  41,709,284 msg/sec
             OptimistAtomicQueue, 5,i:  47,061,006 msg/sec
             OptimistAtomicQueue, 6,s:  42,610,899 msg/sec
             OptimistAtomicQueue, 6,i:  50,464,649 msg/sec
             OptimistAtomicQueue, 7,s:  43,989,655 msg/sec
             OptimistAtomicQueue, 7,i:  53,027,284 msg/sec
             OptimistAtomicQueue, 8,s:  46,429,264 msg/sec
             OptimistAtomicQueue, 8,i:  49,950,527 msg/sec
            OptimistAtomicQueueB, 1,s: 143,922,865 msg/sec
            OptimistAtomicQueueB, 1,i: 102,453,355 msg/sec
            OptimistAtomicQueueB, 2,s:  32,140,652 msg/sec
            OptimistAtomicQueueB, 2,i:  32,235,869 msg/sec
            OptimistAtomicQueueB, 3,s:  36,293,098 msg/sec
            OptimistAtomicQueueB, 3,i:  36,911,059 msg/sec
            OptimistAtomicQueueB, 4,s:  38,718,609 msg/sec
            OptimistAtomicQueueB, 4,i:  38,767,200 msg/sec
            OptimistAtomicQueueB, 5,s:  40,407,680 msg/sec
            OptimistAtomicQueueB, 5,i:  45,380,964 msg/sec
            OptimistAtomicQueueB, 6,s:  41,173,563 msg/sec
            OptimistAtomicQueueB, 6,i:  49,066,896 msg/sec
            OptimistAtomicQueueB, 7,s:  41,864,106 msg/sec
            OptimistAtomicQueueB, 7,i:  51,416,093 msg/sec
            OptimistAtomicQueueB, 8,s:  44,380,975 msg/sec
            OptimistAtomicQueueB, 8,i:  47,733,889 msg/sec
                    AtomicQueue2, 1,s:  23,150,579 msg/sec
                    AtomicQueue2, 1,i:  23,152,157 msg/sec
                    AtomicQueue2, 2,s:  11,708,667 msg/sec
                    AtomicQueue2, 2,i:  11,416,448 msg/sec
                    AtomicQueue2, 3,s:   9,667,061 msg/sec
                    AtomicQueue2, 3,i:   9,570,823 msg/sec
                    AtomicQueue2, 4,s:   8,048,714 msg/sec
                    AtomicQueue2, 4,i:   8,030,336 msg/sec
                    AtomicQueue2, 5,s:   7,932,460 msg/sec
                    AtomicQueue2, 5,i:   8,019,478 msg/sec
                    AtomicQueue2, 6,s:   7,865,485 msg/sec
                    AtomicQueue2, 6,i:   7,529,929 msg/sec
                    AtomicQueue2, 7,s:   7,106,512 msg/sec
                    AtomicQueue2, 7,i:   7,860,914 msg/sec
                    AtomicQueue2, 8,s:   6,398,000 msg/sec
                    AtomicQueue2, 8,i:   7,340,639 msg/sec
                   AtomicQueueB2, 1,s:  35,974,247 msg/sec
                   AtomicQueueB2, 1,i:  32,618,099 msg/sec
                   AtomicQueueB2, 2,s:  11,474,533 msg/sec
                   AtomicQueueB2, 2,i:  11,104,339 msg/sec
                   AtomicQueueB2, 3,s:   9,555,848 msg/sec
                   AtomicQueueB2, 3,i:   9,519,717 msg/sec
                   AtomicQueueB2, 4,s:   7,949,753 msg/sec
                   AtomicQueueB2, 4,i:   7,810,803 msg/sec
                   AtomicQueueB2, 5,s:   7,470,436 msg/sec
                   AtomicQueueB2, 5,i:   7,677,499 msg/sec
                   AtomicQueueB2, 6,s:   7,372,379 msg/sec
                   AtomicQueueB2, 6,i:   7,431,879 msg/sec
                   AtomicQueueB2, 7,s:   6,760,542 msg/sec
                   AtomicQueueB2, 7,i:   7,702,842 msg/sec
                   AtomicQueueB2, 8,s:   6,264,129 msg/sec
                   AtomicQueueB2, 8,i:   7,070,858 msg/sec
            OptimistAtomicQueue2, 1,s: 493,509,364 msg/sec
            OptimistAtomicQueue2, 1,i:  40,560,354 msg/sec
            OptimistAtomicQueue2, 2,s:  24,888,740 msg/sec
            OptimistAtomicQueue2, 2,i:  24,011,135 msg/sec
            OptimistAtomicQueue2, 3,s:  30,332,627 msg/sec
            OptimistAtomicQueue2, 3,i:  30,006,824 msg/sec
            OptimistAtomicQueue2, 4,s:  33,191,849 msg/sec
            OptimistAtomicQueue2, 4,i:  35,369,727 msg/sec
            OptimistAtomicQueue2, 5,s:  36,969,615 msg/sec
            OptimistAtomicQueue2, 5,i:  40,190,091 msg/sec
            OptimistAtomicQueue2, 6,s:  40,035,074 msg/sec
            OptimistAtomicQueue2, 6,i:  49,224,657 msg/sec
            OptimistAtomicQueue2, 7,s:  42,675,796 msg/sec
            OptimistAtomicQueue2, 7,i:  51,759,329 msg/sec
            OptimistAtomicQueue2, 8,s:  44,087,512 msg/sec
            OptimistAtomicQueue2, 8,i:  48,851,789 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,796,990 msg/sec
           OptimistAtomicQueueB2, 1,i:  67,979,898 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,875,183 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,151,955 msg/sec
           OptimistAtomicQueueB2, 3,s:  33,120,312 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,721,823 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,173,457 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,008,452 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,557,576 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,185,687 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,572,893 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,474,947 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,792,412 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,115,992 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,033,793 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,892,429 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000129 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000268 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000262 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[176] 249m:9s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,570,245 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,099,814 msg/sec
          boost::lockfree::queue, 1,s:   7,864,552 msg/sec
          boost::lockfree::queue, 1,i:   7,887,010 msg/sec
          boost::lockfree::queue, 2,s:   7,587,033 msg/sec
          boost::lockfree::queue, 2,i:   7,470,075 msg/sec
          boost::lockfree::queue, 3,s:   7,347,936 msg/sec
          boost::lockfree::queue, 3,i:   7,504,453 msg/sec
          boost::lockfree::queue, 4,s:   6,419,713 msg/sec
          boost::lockfree::queue, 4,i:   6,860,147 msg/sec
          boost::lockfree::queue, 5,s:   6,443,312 msg/sec
          boost::lockfree::queue, 5,i:   6,479,497 msg/sec
          boost::lockfree::queue, 6,s:   6,044,061 msg/sec
          boost::lockfree::queue, 6,i:   6,082,296 msg/sec
          boost::lockfree::queue, 7,s:   5,872,667 msg/sec
          boost::lockfree::queue, 7,i:   6,056,897 msg/sec
          boost::lockfree::queue, 8,s:   5,521,239 msg/sec
          boost::lockfree::queue, 8,i:   5,652,380 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 465,875,493 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 491,764,602 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,598,346 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,764,566 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,602,100 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,742,829 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,664,949 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,618,725 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,243,390 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,616,457 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,275,783 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,150,418 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,772,741 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,604,752 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,986,887 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,319,609 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,260,079 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,614,873 msg/sec
                pthread_spinlock, 1,s:  28,692,884 msg/sec
                pthread_spinlock, 1,i:  25,297,356 msg/sec
                pthread_spinlock, 2,s:  16,015,257 msg/sec
                pthread_spinlock, 2,i:  17,248,509 msg/sec
                pthread_spinlock, 3,s:   8,400,497 msg/sec
                pthread_spinlock, 3,i:  12,005,888 msg/sec
                pthread_spinlock, 4,s:   6,489,934 msg/sec
                pthread_spinlock, 4,i:   9,145,729 msg/sec
                pthread_spinlock, 5,s:   8,598,312 msg/sec
                pthread_spinlock, 5,i:  10,318,270 msg/sec
                pthread_spinlock, 6,s:   8,323,627 msg/sec
                pthread_spinlock, 6,i:   8,925,504 msg/sec
                pthread_spinlock, 7,s:   7,518,209 msg/sec
                pthread_spinlock, 7,i:   7,672,221 msg/sec
                pthread_spinlock, 8,s:   6,900,810 msg/sec
                pthread_spinlock, 8,i:   6,857,878 msg/sec
                      std::mutex, 1,s:   7,462,683 msg/sec
                      std::mutex, 1,i:   7,205,698 msg/sec
                      std::mutex, 2,s:   4,917,995 msg/sec
                      std::mutex, 2,i:   5,171,364 msg/sec
                      std::mutex, 3,s:   4,991,121 msg/sec
                      std::mutex, 3,i:   6,027,914 msg/sec
                      std::mutex, 4,s:   6,271,190 msg/sec
                      std::mutex, 4,i:   6,221,905 msg/sec
                      std::mutex, 5,s:   6,036,283 msg/sec
                      std::mutex, 5,i:   5,575,937 msg/sec
                      std::mutex, 6,s:   5,934,486 msg/sec
                      std::mutex, 6,i:   5,957,444 msg/sec
                      std::mutex, 7,s:   5,806,256 msg/sec
                      std::mutex, 7,i:   5,793,903 msg/sec
                      std::mutex, 8,s:   5,727,057 msg/sec
                      std::mutex, 8,i:   5,677,334 msg/sec
                 tbb::spin_mutex, 1,s:  37,817,176 msg/sec
                 tbb::spin_mutex, 1,i:  37,626,416 msg/sec
                 tbb::spin_mutex, 2,s:  21,133,547 msg/sec
                 tbb::spin_mutex, 2,i:  18,380,028 msg/sec
                 tbb::spin_mutex, 3,s:   7,359,273 msg/sec
                 tbb::spin_mutex, 3,i:  10,581,966 msg/sec
                 tbb::spin_mutex, 4,s:   3,058,730 msg/sec
                 tbb::spin_mutex, 4,i:   6,349,307 msg/sec
                 tbb::spin_mutex, 5,s:   5,505,841 msg/sec
                 tbb::spin_mutex, 5,i:   5,777,217 msg/sec
                 tbb::spin_mutex, 6,s:   5,276,108 msg/sec
                 tbb::spin_mutex, 6,i:   4,416,582 msg/sec
                 tbb::spin_mutex, 7,s:   4,841,210 msg/sec
                 tbb::spin_mutex, 7,i:   4,336,342 msg/sec
                 tbb::spin_mutex, 8,s:   4,269,102 msg/sec
                 tbb::spin_mutex, 8,i:   4,091,427 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,577,976 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,544,917 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,787,832 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,177,101 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,338,124 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,672,886 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,116,069 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,422,818 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,638,057 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,689,775 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,911,952 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,930,722 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,821,439 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,201,611 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,632,856 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,301,478 msg/sec
     xenium::michael_scott_queue, 1,s:   9,361,690 msg/sec
     xenium::michael_scott_queue, 1,i:   9,385,492 msg/sec
     xenium::michael_scott_queue, 2,s:   8,482,823 msg/sec
     xenium::michael_scott_queue, 2,i:   8,520,327 msg/sec
     xenium::michael_scott_queue, 3,s:   7,251,620 msg/sec
     xenium::michael_scott_queue, 3,i:   7,616,987 msg/sec
     xenium::michael_scott_queue, 4,s:   6,334,249 msg/sec
     xenium::michael_scott_queue, 4,i:   6,338,500 msg/sec
     xenium::michael_scott_queue, 5,s:   6,285,502 msg/sec
     xenium::michael_scott_queue, 5,i:   6,606,021 msg/sec
     xenium::michael_scott_queue, 6,s:   6,540,216 msg/sec
     xenium::michael_scott_queue, 6,i:   7,045,475 msg/sec
     xenium::michael_scott_queue, 7,s:   6,324,372 msg/sec
     xenium::michael_scott_queue, 7,i:   6,494,139 msg/sec
     xenium::michael_scott_queue, 8,s:   5,973,695 msg/sec
     xenium::michael_scott_queue, 8,i:   6,203,833 msg/sec
         xenium::ramalhete_queue, 1,s:  31,510,976 msg/sec
         xenium::ramalhete_queue, 1,i:  31,886,845 msg/sec
         xenium::ramalhete_queue, 2,s:  23,535,039 msg/sec
         xenium::ramalhete_queue, 2,i:  23,346,447 msg/sec
         xenium::ramalhete_queue, 3,s:  29,192,770 msg/sec
         xenium::ramalhete_queue, 3,i:  28,503,939 msg/sec
         xenium::ramalhete_queue, 4,s:  33,937,218 msg/sec
         xenium::ramalhete_queue, 4,i:  33,520,354 msg/sec
         xenium::ramalhete_queue, 5,s:  32,101,581 msg/sec
         xenium::ramalhete_queue, 5,i:  35,975,588 msg/sec
         xenium::ramalhete_queue, 6,s:  33,960,470 msg/sec
         xenium::ramalhete_queue, 6,i:  39,073,304 msg/sec
         xenium::ramalhete_queue, 7,s:  35,089,449 msg/sec
         xenium::ramalhete_queue, 7,i:  41,671,831 msg/sec
         xenium::ramalhete_queue, 8,s:  35,467,840 msg/sec
         xenium::ramalhete_queue, 8,i:  43,749,378 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,859,544 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,609,471 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,705,069 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,604,643 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,717,393 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,756,960 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,517,158 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,115,383 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,815,642 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,271,397 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,978,912 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,292,057 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,312,057 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,897,965 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,403,814 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,227,749 msg/sec
                     AtomicQueue, 1,s:  58,199,867 msg/sec
                     AtomicQueue, 1,i:  56,848,485 msg/sec
                     AtomicQueue, 2,s:  12,257,554 msg/sec
                     AtomicQueue, 2,i:  11,702,766 msg/sec
                     AtomicQueue, 3,s:  10,733,464 msg/sec
                     AtomicQueue, 3,i:   9,951,345 msg/sec
                     AtomicQueue, 4,s:   8,170,463 msg/sec
                     AtomicQueue, 4,i:   8,199,295 msg/sec
                     AtomicQueue, 5,s:   8,021,641 msg/sec
                     AtomicQueue, 5,i:   8,085,489 msg/sec
                     AtomicQueue, 6,s:   7,993,441 msg/sec
                     AtomicQueue, 6,i:   7,604,614 msg/sec
                     AtomicQueue, 7,s:   7,096,506 msg/sec
                     AtomicQueue, 7,i:   7,987,159 msg/sec
                     AtomicQueue, 8,s:   6,324,114 msg/sec
                     AtomicQueue, 8,i:   7,468,422 msg/sec
                    AtomicQueueB, 1,s:  43,922,689 msg/sec
                    AtomicQueueB, 1,i:  43,553,521 msg/sec
                    AtomicQueueB, 2,s:  11,700,619 msg/sec
                    AtomicQueueB, 2,i:  11,459,170 msg/sec
                    AtomicQueueB, 3,s:  10,883,761 msg/sec
                    AtomicQueueB, 3,i:  10,280,299 msg/sec
                    AtomicQueueB, 4,s:   8,069,102 msg/sec
                    AtomicQueueB, 4,i:   8,003,402 msg/sec
                    AtomicQueueB, 5,s:   7,678,716 msg/sec
                    AtomicQueueB, 5,i:   7,895,703 msg/sec
                    AtomicQueueB, 6,s:   7,329,009 msg/sec
                    AtomicQueueB, 6,i:   7,564,356 msg/sec
                    AtomicQueueB, 7,s:   6,867,693 msg/sec
                    AtomicQueueB, 7,i:   7,737,213 msg/sec
                    AtomicQueueB, 8,s:   6,294,967 msg/sec
                    AtomicQueueB, 8,i:   7,197,677 msg/sec
             OptimistAtomicQueue, 1,s: 747,936,163 msg/sec
             OptimistAtomicQueue, 1,i: 529,071,136 msg/sec
             OptimistAtomicQueue, 2,s:  32,569,387 msg/sec
             OptimistAtomicQueue, 2,i:  32,616,367 msg/sec
             OptimistAtomicQueue, 3,s:  36,684,943 msg/sec
             OptimistAtomicQueue, 3,i:  37,426,974 msg/sec
             OptimistAtomicQueue, 4,s:  39,282,913 msg/sec
             OptimistAtomicQueue, 4,i:  39,420,363 msg/sec
             OptimistAtomicQueue, 5,s:  42,397,355 msg/sec
             OptimistAtomicQueue, 5,i:  46,256,158 msg/sec
             OptimistAtomicQueue, 6,s:  41,918,480 msg/sec
             OptimistAtomicQueue, 6,i:  49,787,896 msg/sec
             OptimistAtomicQueue, 7,s:  45,030,714 msg/sec
             OptimistAtomicQueue, 7,i:  52,920,173 msg/sec
             OptimistAtomicQueue, 8,s:  46,494,730 msg/sec
             OptimistAtomicQueue, 8,i:  49,517,892 msg/sec
            OptimistAtomicQueueB, 1,s:  95,234,161 msg/sec
            OptimistAtomicQueueB, 1,i:  77,507,617 msg/sec
            OptimistAtomicQueueB, 2,s:  31,914,818 msg/sec
            OptimistAtomicQueueB, 2,i:  32,216,117 msg/sec
            OptimistAtomicQueueB, 3,s:  36,231,793 msg/sec
            OptimistAtomicQueueB, 3,i:  37,022,675 msg/sec
            OptimistAtomicQueueB, 4,s:  38,619,246 msg/sec
            OptimistAtomicQueueB, 4,i:  38,570,118 msg/sec
            OptimistAtomicQueueB, 5,s:  41,234,042 msg/sec
            OptimistAtomicQueueB, 5,i:  45,865,399 msg/sec
            OptimistAtomicQueueB, 6,s:  41,206,941 msg/sec
            OptimistAtomicQueueB, 6,i:  49,082,637 msg/sec
            OptimistAtomicQueueB, 7,s:  42,308,918 msg/sec
            OptimistAtomicQueueB, 7,i:  51,412,269 msg/sec
            OptimistAtomicQueueB, 8,s:  44,226,149 msg/sec
            OptimistAtomicQueueB, 8,i:  48,114,713 msg/sec
                    AtomicQueue2, 1,s:  23,102,893 msg/sec
                    AtomicQueue2, 1,i:  22,864,246 msg/sec
                    AtomicQueue2, 2,s:  11,933,578 msg/sec
                    AtomicQueue2, 2,i:  11,644,711 msg/sec
                    AtomicQueue2, 3,s:   9,715,393 msg/sec
                    AtomicQueue2, 3,i:   9,391,050 msg/sec
                    AtomicQueue2, 4,s:   8,085,113 msg/sec
                    AtomicQueue2, 4,i:   8,081,458 msg/sec
                    AtomicQueue2, 5,s:   7,903,088 msg/sec
                    AtomicQueue2, 5,i:   8,025,886 msg/sec
                    AtomicQueue2, 6,s:   7,594,195 msg/sec
                    AtomicQueue2, 6,i:   7,550,541 msg/sec
                    AtomicQueue2, 7,s:   7,107,521 msg/sec
                    AtomicQueue2, 7,i:   7,891,992 msg/sec
                    AtomicQueue2, 8,s:   6,382,930 msg/sec
                    AtomicQueue2, 8,i:   7,363,151 msg/sec
                   AtomicQueueB2, 1,s:  36,324,254 msg/sec
                   AtomicQueueB2, 1,i:  36,223,330 msg/sec
                   AtomicQueueB2, 2,s:  11,429,062 msg/sec
                   AtomicQueueB2, 2,i:  11,139,649 msg/sec
                   AtomicQueueB2, 3,s:   9,516,273 msg/sec
                   AtomicQueueB2, 3,i:   9,596,701 msg/sec
                   AtomicQueueB2, 4,s:   7,960,301 msg/sec
                   AtomicQueueB2, 4,i:   7,884,683 msg/sec
                   AtomicQueueB2, 5,s:   7,358,091 msg/sec
                   AtomicQueueB2, 5,i:   7,719,699 msg/sec
                   AtomicQueueB2, 6,s:   7,269,265 msg/sec
                   AtomicQueueB2, 6,i:   7,432,854 msg/sec
                   AtomicQueueB2, 7,s:   6,902,857 msg/sec
                   AtomicQueueB2, 7,i:   7,712,830 msg/sec
                   AtomicQueueB2, 8,s:   6,291,771 msg/sec
                   AtomicQueueB2, 8,i:   7,113,142 msg/sec
            OptimistAtomicQueue2, 1,s:  27,415,690 msg/sec
            OptimistAtomicQueue2, 1,i:  25,703,634 msg/sec
            OptimistAtomicQueue2, 2,s:  24,393,023 msg/sec
            OptimistAtomicQueue2, 2,i:  23,807,154 msg/sec
            OptimistAtomicQueue2, 3,s:  30,226,827 msg/sec
            OptimistAtomicQueue2, 3,i:  29,851,372 msg/sec
            OptimistAtomicQueue2, 4,s:  33,276,540 msg/sec
            OptimistAtomicQueue2, 4,i:  33,188,283 msg/sec
            OptimistAtomicQueue2, 5,s:  37,080,008 msg/sec
            OptimistAtomicQueue2, 5,i:  40,663,302 msg/sec
            OptimistAtomicQueue2, 6,s:  40,278,065 msg/sec
            OptimistAtomicQueue2, 6,i:  49,245,656 msg/sec
            OptimistAtomicQueue2, 7,s:  42,911,148 msg/sec
            OptimistAtomicQueue2, 7,i:  51,762,942 msg/sec
            OptimistAtomicQueue2, 8,s:  44,180,946 msg/sec
            OptimistAtomicQueue2, 8,i:  49,016,686 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,234,370 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,880,969 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,600,238 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,234,263 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,809,396 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,245,563 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,982,644 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,361,259 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,700,235 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,027,056 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,727,524 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,414,655 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,784,082 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,282,766 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,309,861 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,193,645 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000124 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000279 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[177] 247m:50s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,023,159 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,048,773 msg/sec
          boost::lockfree::queue, 1,s:   6,773,087 msg/sec
          boost::lockfree::queue, 1,i:   6,893,725 msg/sec
          boost::lockfree::queue, 2,s:   7,626,360 msg/sec
          boost::lockfree::queue, 2,i:   7,514,927 msg/sec
          boost::lockfree::queue, 3,s:   7,342,955 msg/sec
          boost::lockfree::queue, 3,i:   7,512,164 msg/sec
          boost::lockfree::queue, 4,s:   6,420,712 msg/sec
          boost::lockfree::queue, 4,i:   6,824,297 msg/sec
          boost::lockfree::queue, 5,s:   6,390,954 msg/sec
          boost::lockfree::queue, 5,i:   6,471,268 msg/sec
          boost::lockfree::queue, 6,s:   5,992,713 msg/sec
          boost::lockfree::queue, 6,i:   6,086,734 msg/sec
          boost::lockfree::queue, 7,s:   5,970,365 msg/sec
          boost::lockfree::queue, 7,i:   5,906,302 msg/sec
          boost::lockfree::queue, 8,s:   5,478,218 msg/sec
          boost::lockfree::queue, 8,i:   5,592,304 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  57,339,652 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  56,512,684 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,591,978 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,730,177 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,566,355 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,854,167 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,805,557 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  41,149,359 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,069,937 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  41,799,136 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,173,483 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,166,176 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,361,502 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,546,425 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,883,643 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,737,643 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  50,515,174 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,227,901 msg/sec
                pthread_spinlock, 1,s:  29,932,694 msg/sec
                pthread_spinlock, 1,i:  26,475,182 msg/sec
                pthread_spinlock, 2,s:  15,629,538 msg/sec
                pthread_spinlock, 2,i:  16,731,256 msg/sec
                pthread_spinlock, 3,s:   8,321,538 msg/sec
                pthread_spinlock, 3,i:  12,028,603 msg/sec
                pthread_spinlock, 4,s:   6,524,430 msg/sec
                pthread_spinlock, 4,i:   8,948,450 msg/sec
                pthread_spinlock, 5,s:   8,647,254 msg/sec
                pthread_spinlock, 5,i:   9,521,478 msg/sec
                pthread_spinlock, 6,s:   8,359,081 msg/sec
                pthread_spinlock, 6,i:   8,481,165 msg/sec
                pthread_spinlock, 7,s:   7,840,022 msg/sec
                pthread_spinlock, 7,i:   7,757,500 msg/sec
                pthread_spinlock, 8,s:   6,735,588 msg/sec
                pthread_spinlock, 8,i:   7,222,145 msg/sec
                      std::mutex, 1,s:   6,953,242 msg/sec
                      std::mutex, 1,i:   6,682,769 msg/sec
                      std::mutex, 2,s:   5,302,429 msg/sec
                      std::mutex, 2,i:   5,319,491 msg/sec
                      std::mutex, 3,s:   5,578,904 msg/sec
                      std::mutex, 3,i:   5,573,039 msg/sec
                      std::mutex, 4,s:   6,220,009 msg/sec
                      std::mutex, 4,i:   6,379,290 msg/sec
                      std::mutex, 5,s:   6,015,743 msg/sec
                      std::mutex, 5,i:   5,609,530 msg/sec
                      std::mutex, 6,s:   5,959,372 msg/sec
                      std::mutex, 6,i:   5,946,228 msg/sec
                      std::mutex, 7,s:   5,893,560 msg/sec
                      std::mutex, 7,i:   5,837,732 msg/sec
                      std::mutex, 8,s:   5,771,855 msg/sec
                      std::mutex, 8,i:   5,722,295 msg/sec
                 tbb::spin_mutex, 1,s:  37,661,481 msg/sec
                 tbb::spin_mutex, 1,i:  37,620,818 msg/sec
                 tbb::spin_mutex, 2,s:  21,230,565 msg/sec
                 tbb::spin_mutex, 2,i:  18,408,750 msg/sec
                 tbb::spin_mutex, 3,s:   7,849,108 msg/sec
                 tbb::spin_mutex, 3,i:  11,057,376 msg/sec
                 tbb::spin_mutex, 4,s:   3,119,088 msg/sec
                 tbb::spin_mutex, 4,i:   6,348,425 msg/sec
                 tbb::spin_mutex, 5,s:   5,421,066 msg/sec
                 tbb::spin_mutex, 5,i:   5,689,112 msg/sec
                 tbb::spin_mutex, 6,s:   5,337,533 msg/sec
                 tbb::spin_mutex, 6,i:   4,330,967 msg/sec
                 tbb::spin_mutex, 7,s:   4,501,081 msg/sec
                 tbb::spin_mutex, 7,i:   4,353,925 msg/sec
                 tbb::spin_mutex, 8,s:   3,867,849 msg/sec
                 tbb::spin_mutex, 8,i:   4,122,215 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,578,567 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,059,941 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,027,297 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,135,581 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,297,277 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,392,783 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,995,870 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,190,053 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,571,520 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,382,700 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,602,236 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,738,044 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,567,734 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,096,156 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,743,366 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,956,447 msg/sec
     xenium::michael_scott_queue, 1,s:   9,361,402 msg/sec
     xenium::michael_scott_queue, 1,i:   9,359,003 msg/sec
     xenium::michael_scott_queue, 2,s:   8,509,443 msg/sec
     xenium::michael_scott_queue, 2,i:   8,512,268 msg/sec
     xenium::michael_scott_queue, 3,s:   7,235,709 msg/sec
     xenium::michael_scott_queue, 3,i:   7,659,483 msg/sec
     xenium::michael_scott_queue, 4,s:   6,244,601 msg/sec
     xenium::michael_scott_queue, 4,i:   6,334,378 msg/sec
     xenium::michael_scott_queue, 5,s:   6,306,860 msg/sec
     xenium::michael_scott_queue, 5,i:   6,670,215 msg/sec
     xenium::michael_scott_queue, 6,s:   6,467,308 msg/sec
     xenium::michael_scott_queue, 6,i:   6,736,901 msg/sec
     xenium::michael_scott_queue, 7,s:   6,329,150 msg/sec
     xenium::michael_scott_queue, 7,i:   6,434,597 msg/sec
     xenium::michael_scott_queue, 8,s:   6,057,533 msg/sec
     xenium::michael_scott_queue, 8,i:   6,074,945 msg/sec
         xenium::ramalhete_queue, 1,s:  32,970,392 msg/sec
         xenium::ramalhete_queue, 1,i:  31,424,480 msg/sec
         xenium::ramalhete_queue, 2,s:  23,549,848 msg/sec
         xenium::ramalhete_queue, 2,i:  23,349,279 msg/sec
         xenium::ramalhete_queue, 3,s:  29,218,749 msg/sec
         xenium::ramalhete_queue, 3,i:  28,468,958 msg/sec
         xenium::ramalhete_queue, 4,s:  33,828,982 msg/sec
         xenium::ramalhete_queue, 4,i:  33,504,904 msg/sec
         xenium::ramalhete_queue, 5,s:  31,929,878 msg/sec
         xenium::ramalhete_queue, 5,i:  35,867,698 msg/sec
         xenium::ramalhete_queue, 6,s:  33,995,712 msg/sec
         xenium::ramalhete_queue, 6,i:  39,507,307 msg/sec
         xenium::ramalhete_queue, 7,s:  35,108,852 msg/sec
         xenium::ramalhete_queue, 7,i:  41,421,005 msg/sec
         xenium::ramalhete_queue, 8,s:  35,533,720 msg/sec
         xenium::ramalhete_queue, 8,i:  43,894,574 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,930,916 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  98,391,065 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,778,696 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,704,376 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,521,980 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,807,169 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,547,146 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,389,743 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,229,683 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,254,862 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,786,831 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,712,915 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,232,127 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,016,009 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,406,976 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,237,579 msg/sec
                     AtomicQueue, 1,s:  57,941,140 msg/sec
                     AtomicQueue, 1,i:  56,738,427 msg/sec
                     AtomicQueue, 2,s:  12,297,846 msg/sec
                     AtomicQueue, 2,i:  11,736,576 msg/sec
                     AtomicQueue, 3,s:  10,732,360 msg/sec
                     AtomicQueue, 3,i:   9,987,293 msg/sec
                     AtomicQueue, 4,s:   8,165,246 msg/sec
                     AtomicQueue, 4,i:   8,214,291 msg/sec
                     AtomicQueue, 5,s:   8,065,615 msg/sec
                     AtomicQueue, 5,i:   8,047,942 msg/sec
                     AtomicQueue, 6,s:   7,921,397 msg/sec
                     AtomicQueue, 6,i:   7,612,629 msg/sec
                     AtomicQueue, 7,s:   7,202,314 msg/sec
                     AtomicQueue, 7,i:   7,983,760 msg/sec
                     AtomicQueue, 8,s:   6,371,288 msg/sec
                     AtomicQueue, 8,i:   7,395,622 msg/sec
                    AtomicQueueB, 1,s:  43,976,612 msg/sec
                    AtomicQueueB, 1,i:  43,097,428 msg/sec
                    AtomicQueueB, 2,s:  11,736,380 msg/sec
                    AtomicQueueB, 2,i:  11,473,585 msg/sec
                    AtomicQueueB, 3,s:  11,051,915 msg/sec
                    AtomicQueueB, 3,i:  10,235,739 msg/sec
                    AtomicQueueB, 4,s:   8,061,567 msg/sec
                    AtomicQueueB, 4,i:   8,058,181 msg/sec
                    AtomicQueueB, 5,s:   7,552,682 msg/sec
                    AtomicQueueB, 5,i:   7,846,725 msg/sec
                    AtomicQueueB, 6,s:   7,322,632 msg/sec
                    AtomicQueueB, 6,i:   7,588,136 msg/sec
                    AtomicQueueB, 7,s:   6,881,173 msg/sec
                    AtomicQueueB, 7,i:   7,732,773 msg/sec
                    AtomicQueueB, 8,s:   6,190,571 msg/sec
                    AtomicQueueB, 8,i:   7,170,886 msg/sec
             OptimistAtomicQueue, 1,s: 714,049,312 msg/sec
             OptimistAtomicQueue, 1,i: 697,080,036 msg/sec
             OptimistAtomicQueue, 2,s:  32,061,106 msg/sec
             OptimistAtomicQueue, 2,i:  31,974,771 msg/sec
             OptimistAtomicQueue, 3,s:  36,613,135 msg/sec
             OptimistAtomicQueue, 3,i:  37,479,742 msg/sec
             OptimistAtomicQueue, 4,s:  39,266,964 msg/sec
             OptimistAtomicQueue, 4,i:  39,356,544 msg/sec
             OptimistAtomicQueue, 5,s:  42,357,983 msg/sec
             OptimistAtomicQueue, 5,i:  48,265,468 msg/sec
             OptimistAtomicQueue, 6,s:  42,780,823 msg/sec
             OptimistAtomicQueue, 6,i:  49,767,592 msg/sec
             OptimistAtomicQueue, 7,s:  44,917,050 msg/sec
             OptimistAtomicQueue, 7,i:  49,381,536 msg/sec
             OptimistAtomicQueue, 8,s:  46,487,370 msg/sec
             OptimistAtomicQueue, 8,i:  48,874,647 msg/sec
            OptimistAtomicQueueB, 1,s: 107,794,923 msg/sec
            OptimistAtomicQueueB, 1,i:  76,526,206 msg/sec
            OptimistAtomicQueueB, 2,s:  32,153,727 msg/sec
            OptimistAtomicQueueB, 2,i:  32,260,232 msg/sec
            OptimistAtomicQueueB, 3,s:  36,273,508 msg/sec
            OptimistAtomicQueueB, 3,i:  36,936,947 msg/sec
            OptimistAtomicQueueB, 4,s:  38,715,482 msg/sec
            OptimistAtomicQueueB, 4,i:  38,683,713 msg/sec
            OptimistAtomicQueueB, 5,s:  41,050,725 msg/sec
            OptimistAtomicQueueB, 5,i:  45,358,500 msg/sec
            OptimistAtomicQueueB, 6,s:  40,993,108 msg/sec
            OptimistAtomicQueueB, 6,i:  49,043,797 msg/sec
            OptimistAtomicQueueB, 7,s:  42,616,843 msg/sec
            OptimistAtomicQueueB, 7,i:  51,394,617 msg/sec
            OptimistAtomicQueueB, 8,s:  44,373,508 msg/sec
            OptimistAtomicQueueB, 8,i:  47,690,692 msg/sec
                    AtomicQueue2, 1,s:  23,087,714 msg/sec
                    AtomicQueue2, 1,i:  23,027,970 msg/sec
                    AtomicQueue2, 2,s:  11,969,419 msg/sec
                    AtomicQueue2, 2,i:  11,492,258 msg/sec
                    AtomicQueue2, 3,s:   9,330,397 msg/sec
                    AtomicQueue2, 3,i:   9,465,968 msg/sec
                    AtomicQueue2, 4,s:   8,071,215 msg/sec
                    AtomicQueue2, 4,i:   8,027,977 msg/sec
                    AtomicQueue2, 5,s:   7,938,101 msg/sec
                    AtomicQueue2, 5,i:   8,010,317 msg/sec
                    AtomicQueue2, 6,s:   7,723,898 msg/sec
                    AtomicQueue2, 6,i:   7,531,094 msg/sec
                    AtomicQueue2, 7,s:   7,134,925 msg/sec
                    AtomicQueue2, 7,i:   7,899,647 msg/sec
                    AtomicQueue2, 8,s:   6,392,481 msg/sec
                    AtomicQueue2, 8,i:   7,368,376 msg/sec
                   AtomicQueueB2, 1,s:  35,984,537 msg/sec
                   AtomicQueueB2, 1,i:  32,603,397 msg/sec
                   AtomicQueueB2, 2,s:  11,432,663 msg/sec
                   AtomicQueueB2, 2,i:  11,119,448 msg/sec
                   AtomicQueueB2, 3,s:   9,529,604 msg/sec
                   AtomicQueueB2, 3,i:   9,592,261 msg/sec
                   AtomicQueueB2, 4,s:   7,931,600 msg/sec
                   AtomicQueueB2, 4,i:   7,850,863 msg/sec
                   AtomicQueueB2, 5,s:   7,548,243 msg/sec
                   AtomicQueueB2, 5,i:   7,739,493 msg/sec
                   AtomicQueueB2, 6,s:   7,148,896 msg/sec
                   AtomicQueueB2, 6,i:   7,404,391 msg/sec
                   AtomicQueueB2, 7,s:   6,886,859 msg/sec
                   AtomicQueueB2, 7,i:   7,732,169 msg/sec
                   AtomicQueueB2, 8,s:   6,296,485 msg/sec
                   AtomicQueueB2, 8,i:   6,967,685 msg/sec
            OptimistAtomicQueue2, 1,s: 466,307,477 msg/sec
            OptimistAtomicQueue2, 1,i:  32,653,407 msg/sec
            OptimistAtomicQueue2, 2,s:  25,022,723 msg/sec
            OptimistAtomicQueue2, 2,i:  24,021,055 msg/sec
            OptimistAtomicQueue2, 3,s:  30,117,234 msg/sec
            OptimistAtomicQueue2, 3,i:  29,954,569 msg/sec
            OptimistAtomicQueue2, 4,s:  33,129,485 msg/sec
            OptimistAtomicQueue2, 4,i:  33,296,861 msg/sec
            OptimistAtomicQueue2, 5,s:  37,195,318 msg/sec
            OptimistAtomicQueue2, 5,i:  40,519,965 msg/sec
            OptimistAtomicQueue2, 6,s:  40,178,170 msg/sec
            OptimistAtomicQueue2, 6,i:  49,331,453 msg/sec
            OptimistAtomicQueue2, 7,s:  43,139,850 msg/sec
            OptimistAtomicQueue2, 7,i:  48,065,062 msg/sec
            OptimistAtomicQueue2, 8,s:  43,828,440 msg/sec
            OptimistAtomicQueue2, 8,i:  48,266,460 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,894,807 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,905,379 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,459,812 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,534,434 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,150,171 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,133,657 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,943,835 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,489,224 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,477,233 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,347,859 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,572,680 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,396,727 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,758,829 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,027,174 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,333,523 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,234,544 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000137 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000293 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[178] 246m:30s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,833,194 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,468,404 msg/sec
          boost::lockfree::queue, 1,s:   6,765,903 msg/sec
          boost::lockfree::queue, 1,i:   6,884,448 msg/sec
          boost::lockfree::queue, 2,s:   7,642,730 msg/sec
          boost::lockfree::queue, 2,i:   7,536,292 msg/sec
          boost::lockfree::queue, 3,s:   7,365,559 msg/sec
          boost::lockfree::queue, 3,i:   7,580,123 msg/sec
          boost::lockfree::queue, 4,s:   6,430,063 msg/sec
          boost::lockfree::queue, 4,i:   6,815,695 msg/sec
          boost::lockfree::queue, 5,s:   6,445,400 msg/sec
          boost::lockfree::queue, 5,i:   6,458,749 msg/sec
          boost::lockfree::queue, 6,s:   5,976,952 msg/sec
          boost::lockfree::queue, 6,i:   6,130,729 msg/sec
          boost::lockfree::queue, 7,s:   5,895,936 msg/sec
          boost::lockfree::queue, 7,i:   5,920,767 msg/sec
          boost::lockfree::queue, 8,s:   5,541,782 msg/sec
          boost::lockfree::queue, 8,i:   5,594,329 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 463,519,185 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 466,176,233 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,916,207 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,829,772 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,240,817 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,247,483 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,521,520 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,597,419 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,412,372 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,630,931 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,200,130 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,386,419 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,397,351 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  31,809,175 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,047,853 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,151,407 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,169,522 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,807,713 msg/sec
                pthread_spinlock, 1,s:  28,869,307 msg/sec
                pthread_spinlock, 1,i:  25,416,921 msg/sec
                pthread_spinlock, 2,s:  15,949,073 msg/sec
                pthread_spinlock, 2,i:  16,866,456 msg/sec
                pthread_spinlock, 3,s:   8,302,242 msg/sec
                pthread_spinlock, 3,i:  12,092,454 msg/sec
                pthread_spinlock, 4,s:   6,514,054 msg/sec
                pthread_spinlock, 4,i:   9,208,666 msg/sec
                pthread_spinlock, 5,s:   8,692,363 msg/sec
                pthread_spinlock, 5,i:   9,159,333 msg/sec
                pthread_spinlock, 6,s:   8,305,057 msg/sec
                pthread_spinlock, 6,i:   8,436,011 msg/sec
                pthread_spinlock, 7,s:   7,948,066 msg/sec
                pthread_spinlock, 7,i:   8,053,852 msg/sec
                pthread_spinlock, 8,s:   6,793,036 msg/sec
                pthread_spinlock, 8,i:   7,212,499 msg/sec
                      std::mutex, 1,s:   7,124,963 msg/sec
                      std::mutex, 1,i:   7,076,002 msg/sec
                      std::mutex, 2,s:   5,492,189 msg/sec
                      std::mutex, 2,i:   6,191,544 msg/sec
                      std::mutex, 3,s:   5,048,333 msg/sec
                      std::mutex, 3,i:   6,008,527 msg/sec
                      std::mutex, 4,s:   5,745,505 msg/sec
                      std::mutex, 4,i:   6,269,926 msg/sec
                      std::mutex, 5,s:   6,039,416 msg/sec
                      std::mutex, 5,i:   5,894,408 msg/sec
                      std::mutex, 6,s:   5,832,256 msg/sec
                      std::mutex, 6,i:   5,842,060 msg/sec
                      std::mutex, 7,s:   5,718,696 msg/sec
                      std::mutex, 7,i:   5,744,683 msg/sec
                      std::mutex, 8,s:   5,658,746 msg/sec
                      std::mutex, 8,i:   5,711,713 msg/sec
                 tbb::spin_mutex, 1,s:  37,432,663 msg/sec
                 tbb::spin_mutex, 1,i:  32,898,415 msg/sec
                 tbb::spin_mutex, 2,s:  21,194,493 msg/sec
                 tbb::spin_mutex, 2,i:  18,461,645 msg/sec
                 tbb::spin_mutex, 3,s:   7,359,145 msg/sec
                 tbb::spin_mutex, 3,i:  10,226,777 msg/sec
                 tbb::spin_mutex, 4,s:   3,219,162 msg/sec
                 tbb::spin_mutex, 4,i:   6,401,461 msg/sec
                 tbb::spin_mutex, 5,s:   5,520,094 msg/sec
                 tbb::spin_mutex, 5,i:   5,741,371 msg/sec
                 tbb::spin_mutex, 6,s:   5,301,792 msg/sec
                 tbb::spin_mutex, 6,i:   4,325,259 msg/sec
                 tbb::spin_mutex, 7,s:   4,866,263 msg/sec
                 tbb::spin_mutex, 7,i:   4,298,625 msg/sec
                 tbb::spin_mutex, 8,s:   4,261,498 msg/sec
                 tbb::spin_mutex, 8,i:   4,196,513 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,440,042 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,938,561 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,083,751 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,062,506 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,966,421 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,725,245 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,318,175 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,264,316 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,690,741 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,179,122 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,994,979 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,481,010 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,963,904 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,669,393 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,075,000 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,678,098 msg/sec
     xenium::michael_scott_queue, 1,s:   9,464,448 msg/sec
     xenium::michael_scott_queue, 1,i:   9,445,845 msg/sec
     xenium::michael_scott_queue, 2,s:   8,488,628 msg/sec
     xenium::michael_scott_queue, 2,i:   8,567,209 msg/sec
     xenium::michael_scott_queue, 3,s:   7,203,220 msg/sec
     xenium::michael_scott_queue, 3,i:   7,563,311 msg/sec
     xenium::michael_scott_queue, 4,s:   6,342,927 msg/sec
     xenium::michael_scott_queue, 4,i:   6,360,513 msg/sec
     xenium::michael_scott_queue, 5,s:   6,292,857 msg/sec
     xenium::michael_scott_queue, 5,i:   6,639,954 msg/sec
     xenium::michael_scott_queue, 6,s:   6,517,789 msg/sec
     xenium::michael_scott_queue, 6,i:   6,861,787 msg/sec
     xenium::michael_scott_queue, 7,s:   6,366,560 msg/sec
     xenium::michael_scott_queue, 7,i:   6,550,776 msg/sec
     xenium::michael_scott_queue, 8,s:   5,977,935 msg/sec
     xenium::michael_scott_queue, 8,i:   6,167,793 msg/sec
         xenium::ramalhete_queue, 1,s:  31,780,108 msg/sec
         xenium::ramalhete_queue, 1,i:  32,511,342 msg/sec
         xenium::ramalhete_queue, 2,s:  24,291,120 msg/sec
         xenium::ramalhete_queue, 2,i:  23,279,134 msg/sec
         xenium::ramalhete_queue, 3,s:  29,282,751 msg/sec
         xenium::ramalhete_queue, 3,i:  28,453,082 msg/sec
         xenium::ramalhete_queue, 4,s:  33,990,257 msg/sec
         xenium::ramalhete_queue, 4,i:  33,559,439 msg/sec
         xenium::ramalhete_queue, 5,s:  32,136,102 msg/sec
         xenium::ramalhete_queue, 5,i:  36,110,611 msg/sec
         xenium::ramalhete_queue, 6,s:  34,115,287 msg/sec
         xenium::ramalhete_queue, 6,i:  38,966,159 msg/sec
         xenium::ramalhete_queue, 7,s:  35,237,385 msg/sec
         xenium::ramalhete_queue, 7,i:  42,207,985 msg/sec
         xenium::ramalhete_queue, 8,s:  35,546,940 msg/sec
         xenium::ramalhete_queue, 8,i:  44,470,941 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,631,843 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  99,222,559 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,841,885 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,916,278 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,595,835 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,213,064 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,641,337 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,536,400 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,011,378 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,422,500 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,976,508 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,479,728 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,170,405 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,086,077 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,400,969 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,240,036 msg/sec
                     AtomicQueue, 1,s:  61,334,364 msg/sec
                     AtomicQueue, 1,i:  56,506,291 msg/sec
                     AtomicQueue, 2,s:  12,231,375 msg/sec
                     AtomicQueue, 2,i:  11,779,391 msg/sec
                     AtomicQueue, 3,s:  10,796,249 msg/sec
                     AtomicQueue, 3,i:   9,956,554 msg/sec
                     AtomicQueue, 4,s:   8,225,220 msg/sec
                     AtomicQueue, 4,i:   8,185,760 msg/sec
                     AtomicQueue, 5,s:   8,023,129 msg/sec
                     AtomicQueue, 5,i:   8,124,969 msg/sec
                     AtomicQueue, 6,s:   7,745,665 msg/sec
                     AtomicQueue, 6,i:   7,608,384 msg/sec
                     AtomicQueue, 7,s:   7,088,274 msg/sec
                     AtomicQueue, 7,i:   7,986,721 msg/sec
                     AtomicQueue, 8,s:   6,341,904 msg/sec
                     AtomicQueue, 8,i:   7,432,625 msg/sec
                    AtomicQueueB, 1,s:  43,892,421 msg/sec
                    AtomicQueueB, 1,i:  42,983,013 msg/sec
                    AtomicQueueB, 2,s:  11,808,883 msg/sec
                    AtomicQueueB, 2,i:  11,500,514 msg/sec
                    AtomicQueueB, 3,s:  10,981,278 msg/sec
                    AtomicQueueB, 3,i:  10,008,913 msg/sec
                    AtomicQueueB, 4,s:   8,052,674 msg/sec
                    AtomicQueueB, 4,i:   7,940,488 msg/sec
                    AtomicQueueB, 5,s:   7,617,254 msg/sec
                    AtomicQueueB, 5,i:   7,834,588 msg/sec
                    AtomicQueueB, 6,s:   7,274,008 msg/sec
                    AtomicQueueB, 6,i:   7,544,712 msg/sec
                    AtomicQueueB, 7,s:   6,857,049 msg/sec
                    AtomicQueueB, 7,i:   7,730,346 msg/sec
                    AtomicQueueB, 8,s:   6,207,529 msg/sec
                    AtomicQueueB, 8,i:   7,183,559 msg/sec
             OptimistAtomicQueue, 1,s: 676,325,153 msg/sec
             OptimistAtomicQueue, 1,i: 530,920,335 msg/sec
             OptimistAtomicQueue, 2,s:  32,288,528 msg/sec
             OptimistAtomicQueue, 2,i:  32,627,207 msg/sec
             OptimistAtomicQueue, 3,s:  36,686,215 msg/sec
             OptimistAtomicQueue, 3,i:  37,319,950 msg/sec
             OptimistAtomicQueue, 4,s:  39,299,231 msg/sec
             OptimistAtomicQueue, 4,i:  39,381,970 msg/sec
             OptimistAtomicQueue, 5,s:  42,384,829 msg/sec
             OptimistAtomicQueue, 5,i:  46,224,093 msg/sec
             OptimistAtomicQueue, 6,s:  42,191,451 msg/sec
             OptimistAtomicQueue, 6,i:  50,347,349 msg/sec
             OptimistAtomicQueue, 7,s:  45,378,431 msg/sec
             OptimistAtomicQueue, 7,i:  51,986,737 msg/sec
             OptimistAtomicQueue, 8,s:  46,567,065 msg/sec
             OptimistAtomicQueue, 8,i:  50,206,088 msg/sec
            OptimistAtomicQueueB, 1,s:  77,756,641 msg/sec
            OptimistAtomicQueueB, 1,i:  76,406,203 msg/sec
            OptimistAtomicQueueB, 2,s:  32,273,246 msg/sec
            OptimistAtomicQueueB, 2,i:  32,138,886 msg/sec
            OptimistAtomicQueueB, 3,s:  36,227,055 msg/sec
            OptimistAtomicQueueB, 3,i:  36,722,528 msg/sec
            OptimistAtomicQueueB, 4,s:  38,595,151 msg/sec
            OptimistAtomicQueueB, 4,i:  38,575,190 msg/sec
            OptimistAtomicQueueB, 5,s:  40,943,029 msg/sec
            OptimistAtomicQueueB, 5,i:  45,295,677 msg/sec
            OptimistAtomicQueueB, 6,s:  41,110,263 msg/sec
            OptimistAtomicQueueB, 6,i:  49,188,069 msg/sec
            OptimistAtomicQueueB, 7,s:  42,183,405 msg/sec
            OptimistAtomicQueueB, 7,i:  47,744,018 msg/sec
            OptimistAtomicQueueB, 8,s:  44,465,071 msg/sec
            OptimistAtomicQueueB, 8,i:  47,652,286 msg/sec
                    AtomicQueue2, 1,s:  23,216,604 msg/sec
                    AtomicQueue2, 1,i:  23,097,859 msg/sec
                    AtomicQueue2, 2,s:  12,024,464 msg/sec
                    AtomicQueue2, 2,i:  11,661,745 msg/sec
                    AtomicQueue2, 3,s:   9,403,854 msg/sec
                    AtomicQueue2, 3,i:   9,395,616 msg/sec
                    AtomicQueue2, 4,s:   8,097,995 msg/sec
                    AtomicQueue2, 4,i:   8,038,285 msg/sec
                    AtomicQueue2, 5,s:   7,882,417 msg/sec
                    AtomicQueue2, 5,i:   8,058,399 msg/sec
                    AtomicQueue2, 6,s:   7,821,651 msg/sec
                    AtomicQueue2, 6,i:   7,515,994 msg/sec
                    AtomicQueue2, 7,s:   7,161,372 msg/sec
                    AtomicQueue2, 7,i:   7,869,655 msg/sec
                    AtomicQueue2, 8,s:   6,375,984 msg/sec
                    AtomicQueue2, 8,i:   7,265,817 msg/sec
                   AtomicQueueB2, 1,s:  36,043,459 msg/sec
                   AtomicQueueB2, 1,i:  32,614,900 msg/sec
                   AtomicQueueB2, 2,s:  11,412,653 msg/sec
                   AtomicQueueB2, 2,i:  11,140,243 msg/sec
                   AtomicQueueB2, 3,s:   9,747,831 msg/sec
                   AtomicQueueB2, 3,i:   9,647,240 msg/sec
                   AtomicQueueB2, 4,s:   7,989,422 msg/sec
                   AtomicQueueB2, 4,i:   7,919,223 msg/sec
                   AtomicQueueB2, 5,s:   7,493,411 msg/sec
                   AtomicQueueB2, 5,i:   7,760,994 msg/sec
                   AtomicQueueB2, 6,s:   7,215,044 msg/sec
                   AtomicQueueB2, 6,i:   7,419,328 msg/sec
                   AtomicQueueB2, 7,s:   6,950,313 msg/sec
                   AtomicQueueB2, 7,i:   7,724,079 msg/sec
                   AtomicQueueB2, 8,s:   6,307,664 msg/sec
                   AtomicQueueB2, 8,i:   7,107,328 msg/sec
            OptimistAtomicQueue2, 1,s: 531,757,134 msg/sec
            OptimistAtomicQueue2, 1,i:  29,765,788 msg/sec
            OptimistAtomicQueue2, 2,s:  22,578,005 msg/sec
            OptimistAtomicQueue2, 2,i:  24,964,459 msg/sec
            OptimistAtomicQueue2, 3,s:  30,659,017 msg/sec
            OptimistAtomicQueue2, 3,i:  30,091,232 msg/sec
            OptimistAtomicQueue2, 4,s:  33,133,313 msg/sec
            OptimistAtomicQueue2, 4,i:  33,169,676 msg/sec
            OptimistAtomicQueue2, 5,s:  37,358,930 msg/sec
            OptimistAtomicQueue2, 5,i:  40,626,530 msg/sec
            OptimistAtomicQueue2, 6,s:  40,293,485 msg/sec
            OptimistAtomicQueue2, 6,i:  49,298,059 msg/sec
            OptimistAtomicQueue2, 7,s:  43,061,581 msg/sec
            OptimistAtomicQueue2, 7,i:  51,667,013 msg/sec
            OptimistAtomicQueue2, 8,s:  44,003,807 msg/sec
            OptimistAtomicQueue2, 8,i:  48,542,621 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,135,783 msg/sec
           OptimistAtomicQueueB2, 1,i:  37,779,023 msg/sec
           OptimistAtomicQueueB2, 2,s:  23,688,257 msg/sec
           OptimistAtomicQueueB2, 2,i:  22,055,892 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,512,498 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,179,363 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,544,159 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,473,793 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,463,849 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,424,304 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,362,470 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,265,464 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,005,874 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,251,434 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,172,373 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,255,082 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000125 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000269 sec/round-trip
                      std::mutex: 0.000000446 sec/round-trip
                 tbb::spin_mutex: 0.000000251 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[179] 245m:11s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,285,881 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,528,266 msg/sec
          boost::lockfree::queue, 1,s:   7,387,795 msg/sec
          boost::lockfree::queue, 1,i:   6,934,306 msg/sec
          boost::lockfree::queue, 2,s:   7,620,531 msg/sec
          boost::lockfree::queue, 2,i:   7,531,610 msg/sec
          boost::lockfree::queue, 3,s:   7,387,846 msg/sec
          boost::lockfree::queue, 3,i:   7,578,864 msg/sec
          boost::lockfree::queue, 4,s:   6,424,075 msg/sec
          boost::lockfree::queue, 4,i:   6,771,925 msg/sec
          boost::lockfree::queue, 5,s:   6,395,172 msg/sec
          boost::lockfree::queue, 5,i:   6,439,963 msg/sec
          boost::lockfree::queue, 6,s:   6,053,414 msg/sec
          boost::lockfree::queue, 6,i:   6,092,745 msg/sec
          boost::lockfree::queue, 7,s:   5,822,962 msg/sec
          boost::lockfree::queue, 7,i:   5,960,065 msg/sec
          boost::lockfree::queue, 8,s:   5,460,851 msg/sec
          boost::lockfree::queue, 8,i:   5,562,459 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 480,383,595 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 475,949,724 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  27,903,119 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,086,456 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,219,732 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,009,533 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,241,569 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,234,608 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,191,027 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,951,590 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,189,537 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,661,098 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  30,850,229 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,598,987 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,989,222 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  34,080,154 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,247,421 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  37,200,763 msg/sec
                pthread_spinlock, 1,s:  28,896,137 msg/sec
                pthread_spinlock, 1,i:  25,262,305 msg/sec
                pthread_spinlock, 2,s:  15,717,836 msg/sec
                pthread_spinlock, 2,i:  16,876,924 msg/sec
                pthread_spinlock, 3,s:   8,211,868 msg/sec
                pthread_spinlock, 3,i:  12,211,810 msg/sec
                pthread_spinlock, 4,s:   6,485,580 msg/sec
                pthread_spinlock, 4,i:   8,965,224 msg/sec
                pthread_spinlock, 5,s:   8,794,459 msg/sec
                pthread_spinlock, 5,i:   9,317,339 msg/sec
                pthread_spinlock, 6,s:   8,270,465 msg/sec
                pthread_spinlock, 6,i:   8,676,635 msg/sec
                pthread_spinlock, 7,s:   7,648,505 msg/sec
                pthread_spinlock, 7,i:   7,576,921 msg/sec
                pthread_spinlock, 8,s:   6,808,471 msg/sec
                pthread_spinlock, 8,i:   7,005,404 msg/sec
                      std::mutex, 1,s:   7,197,933 msg/sec
                      std::mutex, 1,i:   7,598,744 msg/sec
                      std::mutex, 2,s:   6,120,217 msg/sec
                      std::mutex, 2,i:   6,148,418 msg/sec
                      std::mutex, 3,s:   6,090,111 msg/sec
                      std::mutex, 3,i:   6,065,991 msg/sec
                      std::mutex, 4,s:   6,223,357 msg/sec
                      std::mutex, 4,i:   6,212,468 msg/sec
                      std::mutex, 5,s:   6,024,097 msg/sec
                      std::mutex, 5,i:   6,076,542 msg/sec
                      std::mutex, 6,s:   5,743,394 msg/sec
                      std::mutex, 6,i:   5,915,759 msg/sec
                      std::mutex, 7,s:   5,767,490 msg/sec
                      std::mutex, 7,i:   5,804,934 msg/sec
                      std::mutex, 8,s:   5,657,914 msg/sec
                      std::mutex, 8,i:   5,666,506 msg/sec
                 tbb::spin_mutex, 1,s:  37,914,592 msg/sec
                 tbb::spin_mutex, 1,i:  33,116,937 msg/sec
                 tbb::spin_mutex, 2,s:  21,185,289 msg/sec
                 tbb::spin_mutex, 2,i:  18,323,633 msg/sec
                 tbb::spin_mutex, 3,s:   8,549,754 msg/sec
                 tbb::spin_mutex, 3,i:  11,247,942 msg/sec
                 tbb::spin_mutex, 4,s:   2,961,354 msg/sec
                 tbb::spin_mutex, 4,i:   6,355,444 msg/sec
                 tbb::spin_mutex, 5,s:   5,263,229 msg/sec
                 tbb::spin_mutex, 5,i:   5,444,956 msg/sec
                 tbb::spin_mutex, 6,s:   5,321,659 msg/sec
                 tbb::spin_mutex, 6,i:   4,341,864 msg/sec
                 tbb::spin_mutex, 7,s:   4,809,948 msg/sec
                 tbb::spin_mutex, 7,i:   4,257,103 msg/sec
                 tbb::spin_mutex, 8,s:   4,218,327 msg/sec
                 tbb::spin_mutex, 8,i:   4,146,365 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,553,820 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,489,155 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,953,348 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,942,816 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,462,706 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,749,939 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,073,659 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,369,553 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,667,091 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,730,917 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,761,416 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,949,675 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,795,604 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,132,780 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,642,245 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,304,676 msg/sec
     xenium::michael_scott_queue, 1,s:  10,116,804 msg/sec
     xenium::michael_scott_queue, 1,i:   9,984,338 msg/sec
     xenium::michael_scott_queue, 2,s:   8,611,142 msg/sec
     xenium::michael_scott_queue, 2,i:   8,454,558 msg/sec
     xenium::michael_scott_queue, 3,s:   7,313,873 msg/sec
     xenium::michael_scott_queue, 3,i:   7,533,209 msg/sec
     xenium::michael_scott_queue, 4,s:   6,299,294 msg/sec
     xenium::michael_scott_queue, 4,i:   6,315,493 msg/sec
     xenium::michael_scott_queue, 5,s:   6,311,255 msg/sec
     xenium::michael_scott_queue, 5,i:   6,617,395 msg/sec
     xenium::michael_scott_queue, 6,s:   6,491,355 msg/sec
     xenium::michael_scott_queue, 6,i:   7,044,567 msg/sec
     xenium::michael_scott_queue, 7,s:   6,399,842 msg/sec
     xenium::michael_scott_queue, 7,i:   6,476,373 msg/sec
     xenium::michael_scott_queue, 8,s:   6,000,524 msg/sec
     xenium::michael_scott_queue, 8,i:   6,090,454 msg/sec
         xenium::ramalhete_queue, 1,s:  32,378,785 msg/sec
         xenium::ramalhete_queue, 1,i:  31,990,120 msg/sec
         xenium::ramalhete_queue, 2,s:  23,460,995 msg/sec
         xenium::ramalhete_queue, 2,i:  23,359,332 msg/sec
         xenium::ramalhete_queue, 3,s:  29,173,677 msg/sec
         xenium::ramalhete_queue, 3,i:  28,414,190 msg/sec
         xenium::ramalhete_queue, 4,s:  33,791,578 msg/sec
         xenium::ramalhete_queue, 4,i:  33,446,351 msg/sec
         xenium::ramalhete_queue, 5,s:  32,224,816 msg/sec
         xenium::ramalhete_queue, 5,i:  36,015,213 msg/sec
         xenium::ramalhete_queue, 6,s:  33,939,263 msg/sec
         xenium::ramalhete_queue, 6,i:  38,991,277 msg/sec
         xenium::ramalhete_queue, 7,s:  35,100,291 msg/sec
         xenium::ramalhete_queue, 7,i:  41,307,030 msg/sec
         xenium::ramalhete_queue, 8,s:  35,591,935 msg/sec
         xenium::ramalhete_queue, 8,i:  44,116,884 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,261,584 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,022,922 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,275,301 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,427,524 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,678,650 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,846,520 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,545,704 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,026,786 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,940,716 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,297,130 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,949,792 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,201,766 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,172,113 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,334,274 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,394,893 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,495,420 msg/sec
                     AtomicQueue, 1,s: 123,041,653 msg/sec
                     AtomicQueue, 1,i: 274,013,479 msg/sec
                     AtomicQueue, 2,s:  12,259,626 msg/sec
                     AtomicQueue, 2,i:  11,735,853 msg/sec
                     AtomicQueue, 3,s:  10,806,728 msg/sec
                     AtomicQueue, 3,i:   9,984,595 msg/sec
                     AtomicQueue, 4,s:   8,137,205 msg/sec
                     AtomicQueue, 4,i:   8,178,817 msg/sec
                     AtomicQueue, 5,s:   8,036,540 msg/sec
                     AtomicQueue, 5,i:   8,102,927 msg/sec
                     AtomicQueue, 6,s:   7,753,977 msg/sec
                     AtomicQueue, 6,i:   7,627,696 msg/sec
                     AtomicQueue, 7,s:   7,162,750 msg/sec
                     AtomicQueue, 7,i:   7,978,006 msg/sec
                     AtomicQueue, 8,s:   6,339,935 msg/sec
                     AtomicQueue, 8,i:   7,492,254 msg/sec
                    AtomicQueueB, 1,s:  95,979,620 msg/sec
                    AtomicQueueB, 1,i:  43,650,967 msg/sec
                    AtomicQueueB, 2,s:  11,865,737 msg/sec
                    AtomicQueueB, 2,i:  11,490,260 msg/sec
                    AtomicQueueB, 3,s:  10,996,870 msg/sec
                    AtomicQueueB, 3,i:  10,218,873 msg/sec
                    AtomicQueueB, 4,s:   8,107,268 msg/sec
                    AtomicQueueB, 4,i:   7,854,061 msg/sec
                    AtomicQueueB, 5,s:   7,661,836 msg/sec
                    AtomicQueueB, 5,i:   7,793,304 msg/sec
                    AtomicQueueB, 6,s:   7,271,876 msg/sec
                    AtomicQueueB, 6,i:   7,529,854 msg/sec
                    AtomicQueueB, 7,s:   6,848,500 msg/sec
                    AtomicQueueB, 7,i:   7,713,977 msg/sec
                    AtomicQueueB, 8,s:   6,261,905 msg/sec
                    AtomicQueueB, 8,i:   7,004,666 msg/sec
             OptimistAtomicQueue, 1,s: 775,567,303 msg/sec
             OptimistAtomicQueue, 1,i: 585,676,319 msg/sec
             OptimistAtomicQueue, 2,s:  32,151,586 msg/sec
             OptimistAtomicQueue, 2,i:  32,183,388 msg/sec
             OptimistAtomicQueue, 3,s:  36,612,158 msg/sec
             OptimistAtomicQueue, 3,i:  37,342,809 msg/sec
             OptimistAtomicQueue, 4,s:  39,289,414 msg/sec
             OptimistAtomicQueue, 4,i:  39,373,501 msg/sec
             OptimistAtomicQueue, 5,s:  42,399,256 msg/sec
             OptimistAtomicQueue, 5,i:  47,685,931 msg/sec
             OptimistAtomicQueue, 6,s:  41,853,618 msg/sec
             OptimistAtomicQueue, 6,i:  50,488,414 msg/sec
             OptimistAtomicQueue, 7,s:  45,296,717 msg/sec
             OptimistAtomicQueue, 7,i:  53,072,176 msg/sec
             OptimistAtomicQueue, 8,s:  46,600,415 msg/sec
             OptimistAtomicQueue, 8,i:  48,941,943 msg/sec
            OptimistAtomicQueueB, 1,s: 172,908,692 msg/sec
            OptimistAtomicQueueB, 1,i:  76,325,847 msg/sec
            OptimistAtomicQueueB, 2,s:  32,343,896 msg/sec
            OptimistAtomicQueueB, 2,i:  32,430,844 msg/sec
            OptimistAtomicQueueB, 3,s:  36,239,492 msg/sec
            OptimistAtomicQueueB, 3,i:  36,881,745 msg/sec
            OptimistAtomicQueueB, 4,s:  38,746,534 msg/sec
            OptimistAtomicQueueB, 4,i:  38,539,989 msg/sec
            OptimistAtomicQueueB, 5,s:  40,334,378 msg/sec
            OptimistAtomicQueueB, 5,i:  46,312,975 msg/sec
            OptimistAtomicQueueB, 6,s:  41,215,966 msg/sec
            OptimistAtomicQueueB, 6,i:  48,832,381 msg/sec
            OptimistAtomicQueueB, 7,s:  41,691,314 msg/sec
            OptimistAtomicQueueB, 7,i:  50,581,633 msg/sec
            OptimistAtomicQueueB, 8,s:  44,579,913 msg/sec
            OptimistAtomicQueueB, 8,i:  48,186,643 msg/sec
                    AtomicQueue2, 1,s:  22,889,319 msg/sec
                    AtomicQueue2, 1,i:  22,892,831 msg/sec
                    AtomicQueue2, 2,s:  11,810,376 msg/sec
                    AtomicQueue2, 2,i:  11,748,951 msg/sec
                    AtomicQueue2, 3,s:   9,361,557 msg/sec
                    AtomicQueue2, 3,i:   9,357,636 msg/sec
                    AtomicQueue2, 4,s:   8,051,217 msg/sec
                    AtomicQueue2, 4,i:   8,043,450 msg/sec
                    AtomicQueue2, 5,s:   7,946,630 msg/sec
                    AtomicQueue2, 5,i:   8,013,222 msg/sec
                    AtomicQueue2, 6,s:   7,699,696 msg/sec
                    AtomicQueue2, 6,i:   7,536,032 msg/sec
                    AtomicQueue2, 7,s:   7,119,869 msg/sec
                    AtomicQueue2, 7,i:   7,886,893 msg/sec
                    AtomicQueue2, 8,s:   6,371,767 msg/sec
                    AtomicQueue2, 8,i:   7,341,009 msg/sec
                   AtomicQueueB2, 1,s:  36,333,614 msg/sec
                   AtomicQueueB2, 1,i:  36,120,987 msg/sec
                   AtomicQueueB2, 2,s:  11,374,361 msg/sec
                   AtomicQueueB2, 2,i:  11,103,482 msg/sec
                   AtomicQueueB2, 3,s:   9,644,920 msg/sec
                   AtomicQueueB2, 3,i:   9,588,124 msg/sec
                   AtomicQueueB2, 4,s:   7,927,819 msg/sec
                   AtomicQueueB2, 4,i:   7,838,130 msg/sec
                   AtomicQueueB2, 5,s:   7,404,390 msg/sec
                   AtomicQueueB2, 5,i:   7,715,446 msg/sec
                   AtomicQueueB2, 6,s:   7,345,290 msg/sec
                   AtomicQueueB2, 6,i:   7,452,000 msg/sec
                   AtomicQueueB2, 7,s:   6,851,304 msg/sec
                   AtomicQueueB2, 7,i:   7,727,499 msg/sec
                   AtomicQueueB2, 8,s:   6,290,953 msg/sec
                   AtomicQueueB2, 8,i:   7,091,493 msg/sec
            OptimistAtomicQueue2, 1,s: 454,537,086 msg/sec
            OptimistAtomicQueue2, 1,i:  29,983,264 msg/sec
            OptimistAtomicQueue2, 2,s:  25,060,740 msg/sec
            OptimistAtomicQueue2, 2,i:  24,499,920 msg/sec
            OptimistAtomicQueue2, 3,s:  30,495,457 msg/sec
            OptimistAtomicQueue2, 3,i:  30,912,957 msg/sec
            OptimistAtomicQueue2, 4,s:  33,419,499 msg/sec
            OptimistAtomicQueue2, 4,i:  33,172,350 msg/sec
            OptimistAtomicQueue2, 5,s:  37,152,398 msg/sec
            OptimistAtomicQueue2, 5,i:  41,145,373 msg/sec
            OptimistAtomicQueue2, 6,s:  40,234,048 msg/sec
            OptimistAtomicQueue2, 6,i:  49,224,466 msg/sec
            OptimistAtomicQueue2, 7,s:  42,907,338 msg/sec
            OptimistAtomicQueue2, 7,i:  51,471,128 msg/sec
            OptimistAtomicQueue2, 8,s:  43,964,405 msg/sec
            OptimistAtomicQueue2, 8,i:  48,809,571 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,917,604 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,879,754 msg/sec
           OptimistAtomicQueueB2, 2,s:  23,685,412 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,119,021 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,715,640 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,294,954 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,166,272 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,854,470 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,515,092 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,055,857 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,099,389 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,412,357 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,673,601 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,240,201 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,721,167 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,375,697 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000128 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000236 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000507 sec/round-trip
                 tbb::spin_mutex: 0.000000256 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000192 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000168 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[180] 243m:52s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,476,417 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,273,438 msg/sec
          boost::lockfree::queue, 1,s:   6,899,246 msg/sec
          boost::lockfree::queue, 1,i:   6,883,420 msg/sec
          boost::lockfree::queue, 2,s:   7,444,083 msg/sec
          boost::lockfree::queue, 2,i:   7,512,108 msg/sec
          boost::lockfree::queue, 3,s:   7,378,559 msg/sec
          boost::lockfree::queue, 3,i:   7,518,713 msg/sec
          boost::lockfree::queue, 4,s:   6,425,073 msg/sec
          boost::lockfree::queue, 4,i:   6,861,504 msg/sec
          boost::lockfree::queue, 5,s:   6,442,439 msg/sec
          boost::lockfree::queue, 5,i:   6,547,776 msg/sec
          boost::lockfree::queue, 6,s:   5,979,050 msg/sec
          boost::lockfree::queue, 6,i:   6,098,146 msg/sec
          boost::lockfree::queue, 7,s:   5,912,633 msg/sec
          boost::lockfree::queue, 7,i:   6,135,337 msg/sec
          boost::lockfree::queue, 8,s:   5,478,698 msg/sec
          boost::lockfree::queue, 8,i:   5,560,549 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  92,084,005 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  47,845,601 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,213,202 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,917,097 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,015,055 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,763,513 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,009,202 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,571,900 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,684,920 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,032,240 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  29,751,691 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,926,734 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  45,600,446 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,644,057 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,758,458 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,377,213 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,197,762 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,238,520 msg/sec
                pthread_spinlock, 1,s:  29,221,621 msg/sec
                pthread_spinlock, 1,i:  29,334,721 msg/sec
                pthread_spinlock, 2,s:  15,425,226 msg/sec
                pthread_spinlock, 2,i:  17,999,832 msg/sec
                pthread_spinlock, 3,s:   8,367,556 msg/sec
                pthread_spinlock, 3,i:  11,976,398 msg/sec
                pthread_spinlock, 4,s:   6,490,856 msg/sec
                pthread_spinlock, 4,i:   9,162,445 msg/sec
                pthread_spinlock, 5,s:   8,721,876 msg/sec
                pthread_spinlock, 5,i:   9,429,122 msg/sec
                pthread_spinlock, 6,s:   8,192,113 msg/sec
                pthread_spinlock, 6,i:   8,427,387 msg/sec
                pthread_spinlock, 7,s:   7,521,117 msg/sec
                pthread_spinlock, 7,i:   8,077,798 msg/sec
                pthread_spinlock, 8,s:   6,740,732 msg/sec
                pthread_spinlock, 8,i:   7,014,778 msg/sec
                      std::mutex, 1,s:   6,022,735 msg/sec
                      std::mutex, 1,i:   7,754,483 msg/sec
                      std::mutex, 2,s:   6,022,694 msg/sec
                      std::mutex, 2,i:   6,161,463 msg/sec
                      std::mutex, 3,s:   6,170,465 msg/sec
                      std::mutex, 3,i:   6,234,125 msg/sec
                      std::mutex, 4,s:   6,330,591 msg/sec
                      std::mutex, 4,i:   6,341,930 msg/sec
                      std::mutex, 5,s:   6,171,015 msg/sec
                      std::mutex, 5,i:   6,070,277 msg/sec
                      std::mutex, 6,s:   6,090,353 msg/sec
                      std::mutex, 6,i:   6,065,620 msg/sec
                      std::mutex, 7,s:   5,987,909 msg/sec
                      std::mutex, 7,i:   5,967,055 msg/sec
                      std::mutex, 8,s:   5,757,239 msg/sec
                      std::mutex, 8,i:   5,756,612 msg/sec
                 tbb::spin_mutex, 1,s:  37,833,272 msg/sec
                 tbb::spin_mutex, 1,i:  32,866,615 msg/sec
                 tbb::spin_mutex, 2,s:  21,137,843 msg/sec
                 tbb::spin_mutex, 2,i:  18,407,797 msg/sec
                 tbb::spin_mutex, 3,s:   7,607,999 msg/sec
                 tbb::spin_mutex, 3,i:  10,135,692 msg/sec
                 tbb::spin_mutex, 4,s:   3,081,450 msg/sec
                 tbb::spin_mutex, 4,i:   6,318,258 msg/sec
                 tbb::spin_mutex, 5,s:   5,422,598 msg/sec
                 tbb::spin_mutex, 5,i:   5,817,772 msg/sec
                 tbb::spin_mutex, 6,s:   5,342,842 msg/sec
                 tbb::spin_mutex, 6,i:   4,302,940 msg/sec
                 tbb::spin_mutex, 7,s:   4,870,911 msg/sec
                 tbb::spin_mutex, 7,i:   4,399,721 msg/sec
                 tbb::spin_mutex, 8,s:   4,246,274 msg/sec
                 tbb::spin_mutex, 8,i:   4,096,484 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,431,636 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,421,804 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,988,020 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,979,157 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,023,062 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,651,497 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,288,953 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,207,629 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,800,855 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,180,973 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,942,772 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,486,414 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,910,976 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,646,966 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,067,345 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,748,766 msg/sec
     xenium::michael_scott_queue, 1,s:  10,118,932 msg/sec
     xenium::michael_scott_queue, 1,i:   9,729,221 msg/sec
     xenium::michael_scott_queue, 2,s:   8,490,093 msg/sec
     xenium::michael_scott_queue, 2,i:   8,256,607 msg/sec
     xenium::michael_scott_queue, 3,s:   7,244,230 msg/sec
     xenium::michael_scott_queue, 3,i:   7,542,008 msg/sec
     xenium::michael_scott_queue, 4,s:   6,306,932 msg/sec
     xenium::michael_scott_queue, 4,i:   6,331,925 msg/sec
     xenium::michael_scott_queue, 5,s:   6,283,452 msg/sec
     xenium::michael_scott_queue, 5,i:   6,667,500 msg/sec
     xenium::michael_scott_queue, 6,s:   6,523,053 msg/sec
     xenium::michael_scott_queue, 6,i:   6,937,648 msg/sec
     xenium::michael_scott_queue, 7,s:   6,290,417 msg/sec
     xenium::michael_scott_queue, 7,i:   6,509,447 msg/sec
     xenium::michael_scott_queue, 8,s:   5,992,594 msg/sec
     xenium::michael_scott_queue, 8,i:   6,214,705 msg/sec
         xenium::ramalhete_queue, 1,s:  31,703,122 msg/sec
         xenium::ramalhete_queue, 1,i:  31,965,440 msg/sec
         xenium::ramalhete_queue, 2,s:  24,174,325 msg/sec
         xenium::ramalhete_queue, 2,i:  23,338,833 msg/sec
         xenium::ramalhete_queue, 3,s:  29,165,893 msg/sec
         xenium::ramalhete_queue, 3,i:  28,442,522 msg/sec
         xenium::ramalhete_queue, 4,s:  33,850,820 msg/sec
         xenium::ramalhete_queue, 4,i:  33,559,930 msg/sec
         xenium::ramalhete_queue, 5,s:  32,191,990 msg/sec
         xenium::ramalhete_queue, 5,i:  35,956,253 msg/sec
         xenium::ramalhete_queue, 6,s:  34,026,501 msg/sec
         xenium::ramalhete_queue, 6,i:  39,789,976 msg/sec
         xenium::ramalhete_queue, 7,s:  35,222,991 msg/sec
         xenium::ramalhete_queue, 7,i:  41,053,041 msg/sec
         xenium::ramalhete_queue, 8,s:  35,483,225 msg/sec
         xenium::ramalhete_queue, 8,i:  44,036,942 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,557,610 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 113,650,912 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,442,698 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,980,090 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,754,412 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,011,628 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,574,032 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,233,128 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,241,459 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,345,525 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,903,493 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,532,707 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,115,240 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,934,992 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,386,892 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,351,155 msg/sec
                     AtomicQueue, 1,s:  62,579,295 msg/sec
                     AtomicQueue, 1,i:  56,949,175 msg/sec
                     AtomicQueue, 2,s:  12,267,555 msg/sec
                     AtomicQueue, 2,i:  11,729,913 msg/sec
                     AtomicQueue, 3,s:  10,738,039 msg/sec
                     AtomicQueue, 3,i:  10,021,643 msg/sec
                     AtomicQueue, 4,s:   8,206,364 msg/sec
                     AtomicQueue, 4,i:   8,195,961 msg/sec
                     AtomicQueue, 5,s:   8,057,845 msg/sec
                     AtomicQueue, 5,i:   8,084,715 msg/sec
                     AtomicQueue, 6,s:   7,810,253 msg/sec
                     AtomicQueue, 6,i:   7,629,897 msg/sec
                     AtomicQueue, 7,s:   7,221,187 msg/sec
                     AtomicQueue, 7,i:   7,974,576 msg/sec
                     AtomicQueue, 8,s:   6,363,744 msg/sec
                     AtomicQueue, 8,i:   7,471,526 msg/sec
                    AtomicQueueB, 1,s:  43,953,953 msg/sec
                    AtomicQueueB, 1,i:  43,036,552 msg/sec
                    AtomicQueueB, 2,s:  11,758,348 msg/sec
                    AtomicQueueB, 2,i:  11,502,447 msg/sec
                    AtomicQueueB, 3,s:  10,985,633 msg/sec
                    AtomicQueueB, 3,i:  10,079,851 msg/sec
                    AtomicQueueB, 4,s:   8,095,979 msg/sec
                    AtomicQueueB, 4,i:   8,052,279 msg/sec
                    AtomicQueueB, 5,s:   7,648,165 msg/sec
                    AtomicQueueB, 5,i:   7,784,559 msg/sec
                    AtomicQueueB, 6,s:   7,331,182 msg/sec
                    AtomicQueueB, 6,i:   7,529,685 msg/sec
                    AtomicQueueB, 7,s:   6,812,605 msg/sec
                    AtomicQueueB, 7,i:   7,751,582 msg/sec
                    AtomicQueueB, 8,s:   6,265,454 msg/sec
                    AtomicQueueB, 8,i:   7,043,102 msg/sec
             OptimistAtomicQueue, 1,s: 702,387,520 msg/sec
             OptimistAtomicQueue, 1,i: 529,093,670 msg/sec
             OptimistAtomicQueue, 2,s:  32,095,596 msg/sec
             OptimistAtomicQueue, 2,i:  32,071,850 msg/sec
             OptimistAtomicQueue, 3,s:  36,618,195 msg/sec
             OptimistAtomicQueue, 3,i:  37,299,022 msg/sec
             OptimistAtomicQueue, 4,s:  39,283,650 msg/sec
             OptimistAtomicQueue, 4,i:  39,412,848 msg/sec
             OptimistAtomicQueue, 5,s:  42,519,171 msg/sec
             OptimistAtomicQueue, 5,i:  46,244,755 msg/sec
             OptimistAtomicQueue, 6,s:  42,487,383 msg/sec
             OptimistAtomicQueue, 6,i:  50,455,637 msg/sec
             OptimistAtomicQueue, 7,s:  45,284,159 msg/sec
             OptimistAtomicQueue, 7,i:  53,108,208 msg/sec
             OptimistAtomicQueue, 8,s:  46,284,910 msg/sec
             OptimistAtomicQueue, 8,i:  49,161,668 msg/sec
            OptimistAtomicQueueB, 1,s:  94,256,905 msg/sec
            OptimistAtomicQueueB, 1,i:  76,533,246 msg/sec
            OptimistAtomicQueueB, 2,s:  32,198,256 msg/sec
            OptimistAtomicQueueB, 2,i:  32,161,298 msg/sec
            OptimistAtomicQueueB, 3,s:  36,284,527 msg/sec
            OptimistAtomicQueueB, 3,i:  36,889,806 msg/sec
            OptimistAtomicQueueB, 4,s:  38,639,045 msg/sec
            OptimistAtomicQueueB, 4,i:  38,507,390 msg/sec
            OptimistAtomicQueueB, 5,s:  40,531,972 msg/sec
            OptimistAtomicQueueB, 5,i:  45,455,279 msg/sec
            OptimistAtomicQueueB, 6,s:  41,092,426 msg/sec
            OptimistAtomicQueueB, 6,i:  49,174,066 msg/sec
            OptimistAtomicQueueB, 7,s:  42,383,918 msg/sec
            OptimistAtomicQueueB, 7,i:  50,868,818 msg/sec
            OptimistAtomicQueueB, 8,s:  44,126,898 msg/sec
            OptimistAtomicQueueB, 8,i:  47,886,657 msg/sec
                    AtomicQueue2, 1,s:  22,855,319 msg/sec
                    AtomicQueue2, 1,i:  22,901,046 msg/sec
                    AtomicQueue2, 2,s:  11,827,198 msg/sec
                    AtomicQueue2, 2,i:  11,496,559 msg/sec
                    AtomicQueue2, 3,s:   9,623,813 msg/sec
                    AtomicQueue2, 3,i:   9,357,214 msg/sec
                    AtomicQueue2, 4,s:   7,964,324 msg/sec
                    AtomicQueue2, 4,i:   7,958,528 msg/sec
                    AtomicQueue2, 5,s:   7,784,153 msg/sec
                    AtomicQueue2, 5,i:   7,798,823 msg/sec
                    AtomicQueue2, 6,s:   7,642,758 msg/sec
                    AtomicQueue2, 6,i:   7,452,544 msg/sec
                    AtomicQueue2, 7,s:   7,067,455 msg/sec
                    AtomicQueue2, 7,i:   7,840,149 msg/sec
                    AtomicQueue2, 8,s:   6,359,786 msg/sec
                    AtomicQueue2, 8,i:   7,381,307 msg/sec
                   AtomicQueueB2, 1,s:  37,818,181 msg/sec
                   AtomicQueueB2, 1,i:  32,222,467 msg/sec
                   AtomicQueueB2, 2,s:  11,277,081 msg/sec
                   AtomicQueueB2, 2,i:  11,013,432 msg/sec
                   AtomicQueueB2, 3,s:   9,651,637 msg/sec
                   AtomicQueueB2, 3,i:   9,422,411 msg/sec
                   AtomicQueueB2, 4,s:   7,850,880 msg/sec
                   AtomicQueueB2, 4,i:   7,689,971 msg/sec
                   AtomicQueueB2, 5,s:   7,418,761 msg/sec
                   AtomicQueueB2, 5,i:   7,599,739 msg/sec
                   AtomicQueueB2, 6,s:   7,017,190 msg/sec
                   AtomicQueueB2, 6,i:   7,336,363 msg/sec
                   AtomicQueueB2, 7,s:   6,833,787 msg/sec
                   AtomicQueueB2, 7,i:   7,592,090 msg/sec
                   AtomicQueueB2, 8,s:   6,210,116 msg/sec
                   AtomicQueueB2, 8,i:   6,943,136 msg/sec
            OptimistAtomicQueue2, 1,s: 577,626,670 msg/sec
            OptimistAtomicQueue2, 1,i:  27,975,746 msg/sec
            OptimistAtomicQueue2, 2,s:  27,851,775 msg/sec
            OptimistAtomicQueue2, 2,i:  26,957,577 msg/sec
            OptimistAtomicQueue2, 3,s:  30,343,961 msg/sec
            OptimistAtomicQueue2, 3,i:  32,328,387 msg/sec
            OptimistAtomicQueue2, 4,s:  34,250,393 msg/sec
            OptimistAtomicQueue2, 4,i:  33,380,657 msg/sec
            OptimistAtomicQueue2, 5,s:  37,435,446 msg/sec
            OptimistAtomicQueue2, 5,i:  42,916,989 msg/sec
            OptimistAtomicQueue2, 6,s:  40,246,627 msg/sec
            OptimistAtomicQueue2, 6,i:  48,693,699 msg/sec
            OptimistAtomicQueue2, 7,s:  42,479,711 msg/sec
            OptimistAtomicQueue2, 7,i:  51,517,593 msg/sec
            OptimistAtomicQueue2, 8,s:  44,075,107 msg/sec
            OptimistAtomicQueue2, 8,i:  48,374,345 msg/sec
           OptimistAtomicQueueB2, 1,s:  73,873,248 msg/sec
           OptimistAtomicQueueB2, 1,i: 132,830,657 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,227,706 msg/sec
           OptimistAtomicQueueB2, 2,i:  29,763,854 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,649,225 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,092,503 msg/sec
           OptimistAtomicQueueB2, 4,s:  31,084,544 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,952,048 msg/sec
           OptimistAtomicQueueB2, 5,s:  33,366,524 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,106,476 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,180,615 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,030,459 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,757,361 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,426,740 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,555,872 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,237,591 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000129 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000243 sec/round-trip
                pthread_spinlock: 0.000000294 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000285 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000293 sec/round-trip
     xenium::michael_scott_queue: 0.000000376 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000143 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[181] 242m:34s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,510,415 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,738,069 msg/sec
          boost::lockfree::queue, 1,s:   6,852,285 msg/sec
          boost::lockfree::queue, 1,i:   6,884,886 msg/sec
          boost::lockfree::queue, 2,s:   7,513,684 msg/sec
          boost::lockfree::queue, 2,i:   7,337,981 msg/sec
          boost::lockfree::queue, 3,s:   7,263,517 msg/sec
          boost::lockfree::queue, 3,i:   7,483,750 msg/sec
          boost::lockfree::queue, 4,s:   6,359,882 msg/sec
          boost::lockfree::queue, 4,i:   6,680,354 msg/sec
          boost::lockfree::queue, 5,s:   6,526,626 msg/sec
          boost::lockfree::queue, 5,i:   6,486,781 msg/sec
          boost::lockfree::queue, 6,s:   5,948,819 msg/sec
          boost::lockfree::queue, 6,i:   6,118,890 msg/sec
          boost::lockfree::queue, 7,s:   6,025,464 msg/sec
          boost::lockfree::queue, 7,i:   6,036,811 msg/sec
          boost::lockfree::queue, 8,s:   5,373,559 msg/sec
          boost::lockfree::queue, 8,i:   5,588,551 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 317,180,871 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  84,663,081 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,196,865 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,761,131 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,031,250 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,775,499 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,390,439 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  41,479,954 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,380,191 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,072,895 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,359,770 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,840,059 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,272,557 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,320,673 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,133,459 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,119,880 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,361,426 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,857,235 msg/sec
                pthread_spinlock, 1,s:  29,026,505 msg/sec
                pthread_spinlock, 1,i:  25,329,759 msg/sec
                pthread_spinlock, 2,s:  15,630,875 msg/sec
                pthread_spinlock, 2,i:  16,916,403 msg/sec
                pthread_spinlock, 3,s:   8,303,128 msg/sec
                pthread_spinlock, 3,i:  12,047,153 msg/sec
                pthread_spinlock, 4,s:   6,480,333 msg/sec
                pthread_spinlock, 4,i:   8,932,340 msg/sec
                pthread_spinlock, 5,s:   8,653,815 msg/sec
                pthread_spinlock, 5,i:   9,077,693 msg/sec
                pthread_spinlock, 6,s:   8,491,674 msg/sec
                pthread_spinlock, 6,i:   8,954,394 msg/sec
                pthread_spinlock, 7,s:   7,982,648 msg/sec
                pthread_spinlock, 7,i:   7,756,435 msg/sec
                pthread_spinlock, 8,s:   6,886,931 msg/sec
                pthread_spinlock, 8,i:   6,954,230 msg/sec
                      std::mutex, 1,s:   7,372,111 msg/sec
                      std::mutex, 1,i:   7,225,207 msg/sec
                      std::mutex, 2,s:   4,920,159 msg/sec
                      std::mutex, 2,i:   5,538,327 msg/sec
                      std::mutex, 3,s:   5,091,136 msg/sec
                      std::mutex, 3,i:   5,419,921 msg/sec
                      std::mutex, 4,s:   6,313,368 msg/sec
                      std::mutex, 4,i:   6,224,201 msg/sec
                      std::mutex, 5,s:   6,074,641 msg/sec
                      std::mutex, 5,i:   5,944,570 msg/sec
                      std::mutex, 6,s:   5,963,670 msg/sec
                      std::mutex, 6,i:   5,973,822 msg/sec
                      std::mutex, 7,s:   5,775,044 msg/sec
                      std::mutex, 7,i:   5,768,739 msg/sec
                      std::mutex, 8,s:   5,625,285 msg/sec
                      std::mutex, 8,i:   5,656,525 msg/sec
                 tbb::spin_mutex, 1,s:  37,950,395 msg/sec
                 tbb::spin_mutex, 1,i:  32,708,485 msg/sec
                 tbb::spin_mutex, 2,s:  21,056,909 msg/sec
                 tbb::spin_mutex, 2,i:  18,419,350 msg/sec
                 tbb::spin_mutex, 3,s:   8,160,613 msg/sec
                 tbb::spin_mutex, 3,i:  10,233,629 msg/sec
                 tbb::spin_mutex, 4,s:   3,177,168 msg/sec
                 tbb::spin_mutex, 4,i:   6,332,722 msg/sec
                 tbb::spin_mutex, 5,s:   5,299,404 msg/sec
                 tbb::spin_mutex, 5,i:   5,530,751 msg/sec
                 tbb::spin_mutex, 6,s:   5,349,846 msg/sec
                 tbb::spin_mutex, 6,i:   4,361,982 msg/sec
                 tbb::spin_mutex, 7,s:   4,835,627 msg/sec
                 tbb::spin_mutex, 7,i:   4,353,988 msg/sec
                 tbb::spin_mutex, 8,s:   4,240,399 msg/sec
                 tbb::spin_mutex, 8,i:   4,071,371 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,539,246 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,485,026 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,006,443 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,915,539 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,544,782 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,807,088 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,086,226 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,401,726 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,671,490 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,738,553 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,864,146 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,969,058 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,722,087 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,185,345 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,647,012 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,311,331 msg/sec
     xenium::michael_scott_queue, 1,s:   9,631,202 msg/sec
     xenium::michael_scott_queue, 1,i:   9,601,841 msg/sec
     xenium::michael_scott_queue, 2,s:   8,451,887 msg/sec
     xenium::michael_scott_queue, 2,i:   8,556,971 msg/sec
     xenium::michael_scott_queue, 3,s:   7,235,530 msg/sec
     xenium::michael_scott_queue, 3,i:   7,599,369 msg/sec
     xenium::michael_scott_queue, 4,s:   6,312,465 msg/sec
     xenium::michael_scott_queue, 4,i:   6,312,432 msg/sec
     xenium::michael_scott_queue, 5,s:   6,318,852 msg/sec
     xenium::michael_scott_queue, 5,i:   6,647,606 msg/sec
     xenium::michael_scott_queue, 6,s:   6,585,395 msg/sec
     xenium::michael_scott_queue, 6,i:   6,918,619 msg/sec
     xenium::michael_scott_queue, 7,s:   6,235,495 msg/sec
     xenium::michael_scott_queue, 7,i:   6,513,488 msg/sec
     xenium::michael_scott_queue, 8,s:   6,047,892 msg/sec
     xenium::michael_scott_queue, 8,i:   6,098,690 msg/sec
         xenium::ramalhete_queue, 1,s:  31,255,017 msg/sec
         xenium::ramalhete_queue, 1,i:  31,260,867 msg/sec
         xenium::ramalhete_queue, 2,s:  24,023,174 msg/sec
         xenium::ramalhete_queue, 2,i:  23,423,862 msg/sec
         xenium::ramalhete_queue, 3,s:  29,273,062 msg/sec
         xenium::ramalhete_queue, 3,i:  28,478,832 msg/sec
         xenium::ramalhete_queue, 4,s:  33,830,832 msg/sec
         xenium::ramalhete_queue, 4,i:  33,565,285 msg/sec
         xenium::ramalhete_queue, 5,s:  32,173,912 msg/sec
         xenium::ramalhete_queue, 5,i:  36,141,639 msg/sec
         xenium::ramalhete_queue, 6,s:  33,887,187 msg/sec
         xenium::ramalhete_queue, 6,i:  39,629,080 msg/sec
         xenium::ramalhete_queue, 7,s:  35,079,079 msg/sec
         xenium::ramalhete_queue, 7,i:  41,641,919 msg/sec
         xenium::ramalhete_queue, 8,s:  35,617,706 msg/sec
         xenium::ramalhete_queue, 8,i:  44,445,187 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,320,520 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  91,465,163 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,167,708 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,349,824 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,568,190 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,884,022 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,535,098 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,163,363 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,415,475 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,371,420 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,140,454 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,416,039 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,185,340 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,155,359 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,396,849 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,245,903 msg/sec
                     AtomicQueue, 1,s:  59,538,848 msg/sec
                     AtomicQueue, 1,i:  56,789,677 msg/sec
                     AtomicQueue, 2,s:  12,326,221 msg/sec
                     AtomicQueue, 2,i:  11,781,499 msg/sec
                     AtomicQueue, 3,s:  10,806,174 msg/sec
                     AtomicQueue, 3,i:   9,856,908 msg/sec
                     AtomicQueue, 4,s:   8,209,234 msg/sec
                     AtomicQueue, 4,i:   8,165,939 msg/sec
                     AtomicQueue, 5,s:   8,017,207 msg/sec
                     AtomicQueue, 5,i:   8,097,284 msg/sec
                     AtomicQueue, 6,s:   7,668,551 msg/sec
                     AtomicQueue, 6,i:   7,614,586 msg/sec
                     AtomicQueue, 7,s:   7,161,935 msg/sec
                     AtomicQueue, 7,i:   7,996,262 msg/sec
                     AtomicQueue, 8,s:   6,358,610 msg/sec
                     AtomicQueue, 8,i:   7,472,239 msg/sec
                    AtomicQueueB, 1,s:  43,806,933 msg/sec
                    AtomicQueueB, 1,i:  43,035,286 msg/sec
                    AtomicQueueB, 2,s:  12,021,363 msg/sec
                    AtomicQueueB, 2,i:  11,493,139 msg/sec
                    AtomicQueueB, 3,s:  10,978,541 msg/sec
                    AtomicQueueB, 3,i:  10,240,657 msg/sec
                    AtomicQueueB, 4,s:   8,030,996 msg/sec
                    AtomicQueueB, 4,i:   8,021,637 msg/sec
                    AtomicQueueB, 5,s:   7,593,185 msg/sec
                    AtomicQueueB, 5,i:   7,786,333 msg/sec
                    AtomicQueueB, 6,s:   7,223,880 msg/sec
                    AtomicQueueB, 6,i:   7,562,557 msg/sec
                    AtomicQueueB, 7,s:   6,896,827 msg/sec
                    AtomicQueueB, 7,i:   7,717,936 msg/sec
                    AtomicQueueB, 8,s:   6,240,796 msg/sec
                    AtomicQueueB, 8,i:   7,101,935 msg/sec
             OptimistAtomicQueue, 1,s: 723,490,058 msg/sec
             OptimistAtomicQueue, 1,i: 548,257,036 msg/sec
             OptimistAtomicQueue, 2,s:  32,648,737 msg/sec
             OptimistAtomicQueue, 2,i:  32,733,225 msg/sec
             OptimistAtomicQueue, 3,s:  36,625,194 msg/sec
             OptimistAtomicQueue, 3,i:  37,390,804 msg/sec
             OptimistAtomicQueue, 4,s:  39,297,080 msg/sec
             OptimistAtomicQueue, 4,i:  39,401,490 msg/sec
             OptimistAtomicQueue, 5,s:  41,567,449 msg/sec
             OptimistAtomicQueue, 5,i:  46,370,465 msg/sec
             OptimistAtomicQueue, 6,s:  42,796,695 msg/sec
             OptimistAtomicQueue, 6,i:  49,821,189 msg/sec
             OptimistAtomicQueue, 7,s:  44,092,216 msg/sec
             OptimistAtomicQueue, 7,i:  49,447,427 msg/sec
             OptimistAtomicQueue, 8,s:  46,327,727 msg/sec
             OptimistAtomicQueue, 8,i:  49,043,647 msg/sec
            OptimistAtomicQueueB, 1,s: 116,579,563 msg/sec
            OptimistAtomicQueueB, 1,i:  76,473,606 msg/sec
            OptimistAtomicQueueB, 2,s:  31,842,185 msg/sec
            OptimistAtomicQueueB, 2,i:  32,474,220 msg/sec
            OptimistAtomicQueueB, 3,s:  36,300,207 msg/sec
            OptimistAtomicQueueB, 3,i:  36,935,688 msg/sec
            OptimistAtomicQueueB, 4,s:  38,721,504 msg/sec
            OptimistAtomicQueueB, 4,i:  38,672,632 msg/sec
            OptimistAtomicQueueB, 5,s:  40,818,657 msg/sec
            OptimistAtomicQueueB, 5,i:  46,066,623 msg/sec
            OptimistAtomicQueueB, 6,s:  40,667,154 msg/sec
            OptimistAtomicQueueB, 6,i:  49,030,164 msg/sec
            OptimistAtomicQueueB, 7,s:  41,542,295 msg/sec
            OptimistAtomicQueueB, 7,i:  47,676,152 msg/sec
            OptimistAtomicQueueB, 8,s:  44,549,208 msg/sec
            OptimistAtomicQueueB, 8,i:  48,148,902 msg/sec
                    AtomicQueue2, 1,s:  23,378,511 msg/sec
                    AtomicQueue2, 1,i:  23,104,768 msg/sec
                    AtomicQueue2, 2,s:  11,821,630 msg/sec
                    AtomicQueue2, 2,i:  11,670,457 msg/sec
                    AtomicQueue2, 3,s:   9,992,344 msg/sec
                    AtomicQueue2, 3,i:   9,355,452 msg/sec
                    AtomicQueue2, 4,s:   8,001,760 msg/sec
                    AtomicQueue2, 4,i:   8,044,143 msg/sec
                    AtomicQueue2, 5,s:   7,952,117 msg/sec
                    AtomicQueue2, 5,i:   8,013,362 msg/sec
                    AtomicQueue2, 6,s:   7,772,533 msg/sec
                    AtomicQueue2, 6,i:   7,523,939 msg/sec
                    AtomicQueue2, 7,s:   7,121,697 msg/sec
                    AtomicQueue2, 7,i:   7,924,470 msg/sec
                    AtomicQueue2, 8,s:   6,401,803 msg/sec
                    AtomicQueue2, 8,i:   7,358,063 msg/sec
                   AtomicQueueB2, 1,s:  32,691,730 msg/sec
                   AtomicQueueB2, 1,i:  32,743,889 msg/sec
                   AtomicQueueB2, 2,s:  11,422,192 msg/sec
                   AtomicQueueB2, 2,i:  11,126,096 msg/sec
                   AtomicQueueB2, 3,s:   9,589,292 msg/sec
                   AtomicQueueB2, 3,i:   9,339,004 msg/sec
                   AtomicQueueB2, 4,s:   7,898,832 msg/sec
                   AtomicQueueB2, 4,i:   7,859,464 msg/sec
                   AtomicQueueB2, 5,s:   7,410,219 msg/sec
                   AtomicQueueB2, 5,i:   7,674,614 msg/sec
                   AtomicQueueB2, 6,s:   7,169,036 msg/sec
                   AtomicQueueB2, 6,i:   7,431,549 msg/sec
                   AtomicQueueB2, 7,s:   6,918,151 msg/sec
                   AtomicQueueB2, 7,i:   7,504,530 msg/sec
                   AtomicQueueB2, 8,s:   6,360,977 msg/sec
                   AtomicQueueB2, 8,i:   7,101,100 msg/sec
            OptimistAtomicQueue2, 1,s: 449,718,948 msg/sec
            OptimistAtomicQueue2, 1,i:  31,669,723 msg/sec
            OptimistAtomicQueue2, 2,s:  25,250,538 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,274 msg/sec
            OptimistAtomicQueue2, 3,s:  30,330,999 msg/sec
            OptimistAtomicQueue2, 3,i:  29,943,610 msg/sec
            OptimistAtomicQueue2, 4,s:  33,148,895 msg/sec
            OptimistAtomicQueue2, 4,i:  33,405,012 msg/sec
            OptimistAtomicQueue2, 5,s:  37,463,435 msg/sec
            OptimistAtomicQueue2, 5,i:  41,295,963 msg/sec
            OptimistAtomicQueue2, 6,s:  40,225,028 msg/sec
            OptimistAtomicQueue2, 6,i:  49,079,060 msg/sec
            OptimistAtomicQueue2, 7,s:  43,136,540 msg/sec
            OptimistAtomicQueue2, 7,i:  48,030,061 msg/sec
            OptimistAtomicQueue2, 8,s:  44,344,850 msg/sec
            OptimistAtomicQueue2, 8,i:  48,424,845 msg/sec
           OptimistAtomicQueueB2, 1,s:  73,631,700 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,931,940 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,211,794 msg/sec
           OptimistAtomicQueueB2, 2,i:  28,951,208 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,695,301 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,687,232 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,385,693 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,167,168 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,465,192 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,361,155 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,570,721 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,972,303 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,165,717 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,197,000 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,706,154 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,117,948 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000222 sec/round-trip
                pthread_spinlock: 0.000000243 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000251 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000362 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[182] 241m:14s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,417,449 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,639,767 msg/sec
          boost::lockfree::queue, 1,s:   6,886,882 msg/sec
          boost::lockfree::queue, 1,i:   6,811,780 msg/sec
          boost::lockfree::queue, 2,s:   7,619,067 msg/sec
          boost::lockfree::queue, 2,i:   7,559,472 msg/sec
          boost::lockfree::queue, 3,s:   7,445,787 msg/sec
          boost::lockfree::queue, 3,i:   7,588,037 msg/sec
          boost::lockfree::queue, 4,s:   6,429,448 msg/sec
          boost::lockfree::queue, 4,i:   6,754,598 msg/sec
          boost::lockfree::queue, 5,s:   6,457,791 msg/sec
          boost::lockfree::queue, 5,i:   6,455,480 msg/sec
          boost::lockfree::queue, 6,s:   5,976,269 msg/sec
          boost::lockfree::queue, 6,i:   6,152,924 msg/sec
          boost::lockfree::queue, 7,s:   5,846,676 msg/sec
          boost::lockfree::queue, 7,i:   5,931,539 msg/sec
          boost::lockfree::queue, 8,s:   5,497,565 msg/sec
          boost::lockfree::queue, 8,i:   5,600,298 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 148,571,356 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 106,155,906 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,071,050 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,883,311 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,746,896 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,396,350 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,653,721 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,894,402 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,213,768 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,289,882 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,325,256 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,658,631 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,280,940 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,134,206 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,255,584 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,017,228 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,549,961 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,937,565 msg/sec
                pthread_spinlock, 1,s:  29,010,396 msg/sec
                pthread_spinlock, 1,i:  25,299,039 msg/sec
                pthread_spinlock, 2,s:  15,592,081 msg/sec
                pthread_spinlock, 2,i:  17,119,670 msg/sec
                pthread_spinlock, 3,s:   8,412,367 msg/sec
                pthread_spinlock, 3,i:  11,960,017 msg/sec
                pthread_spinlock, 4,s:   6,487,463 msg/sec
                pthread_spinlock, 4,i:   9,138,212 msg/sec
                pthread_spinlock, 5,s:   8,776,695 msg/sec
                pthread_spinlock, 5,i:  10,349,207 msg/sec
                pthread_spinlock, 6,s:   8,388,013 msg/sec
                pthread_spinlock, 6,i:   8,449,157 msg/sec
                pthread_spinlock, 7,s:   7,471,843 msg/sec
                pthread_spinlock, 7,i:   7,523,454 msg/sec
                pthread_spinlock, 8,s:   6,654,043 msg/sec
                pthread_spinlock, 8,i:   7,477,272 msg/sec
                      std::mutex, 1,s:   7,105,698 msg/sec
                      std::mutex, 1,i:   7,699,583 msg/sec
                      std::mutex, 2,s:   5,545,791 msg/sec
                      std::mutex, 2,i:   5,280,366 msg/sec
                      std::mutex, 3,s:   5,182,151 msg/sec
                      std::mutex, 3,i:   5,041,749 msg/sec
                      std::mutex, 4,s:   6,422,982 msg/sec
                      std::mutex, 4,i:   6,641,265 msg/sec
                      std::mutex, 5,s:   6,436,226 msg/sec
                      std::mutex, 5,i:   6,252,051 msg/sec
                      std::mutex, 6,s:   6,283,804 msg/sec
                      std::mutex, 6,i:   6,224,659 msg/sec
                      std::mutex, 7,s:   6,100,483 msg/sec
                      std::mutex, 7,i:   6,164,496 msg/sec
                      std::mutex, 8,s:   5,992,874 msg/sec
                      std::mutex, 8,i:   6,032,230 msg/sec
                 tbb::spin_mutex, 1,s:  37,783,641 msg/sec
                 tbb::spin_mutex, 1,i:  32,953,283 msg/sec
                 tbb::spin_mutex, 2,s:  21,274,909 msg/sec
                 tbb::spin_mutex, 2,i:  18,377,445 msg/sec
                 tbb::spin_mutex, 3,s:   8,286,266 msg/sec
                 tbb::spin_mutex, 3,i:  10,291,366 msg/sec
                 tbb::spin_mutex, 4,s:   3,221,254 msg/sec
                 tbb::spin_mutex, 4,i:   6,221,167 msg/sec
                 tbb::spin_mutex, 5,s:   5,590,224 msg/sec
                 tbb::spin_mutex, 5,i:   5,692,525 msg/sec
                 tbb::spin_mutex, 6,s:   5,329,197 msg/sec
                 tbb::spin_mutex, 6,i:   4,343,976 msg/sec
                 tbb::spin_mutex, 7,s:   4,465,028 msg/sec
                 tbb::spin_mutex, 7,i:   4,318,179 msg/sec
                 tbb::spin_mutex, 8,s:   4,254,182 msg/sec
                 tbb::spin_mutex, 8,i:   4,085,044 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,114,817 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,963,562 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,129,900 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,961,328 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,360,053 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,537,513 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,014,597 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,172,126 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,737,849 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,375,526 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,603,479 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,697,030 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,585,796 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,081,338 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,684,738 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,900,446 msg/sec
     xenium::michael_scott_queue, 1,s:   9,450,722 msg/sec
     xenium::michael_scott_queue, 1,i:   9,427,229 msg/sec
     xenium::michael_scott_queue, 2,s:   8,360,540 msg/sec
     xenium::michael_scott_queue, 2,i:   8,550,517 msg/sec
     xenium::michael_scott_queue, 3,s:   7,266,316 msg/sec
     xenium::michael_scott_queue, 3,i:   7,526,872 msg/sec
     xenium::michael_scott_queue, 4,s:   6,318,342 msg/sec
     xenium::michael_scott_queue, 4,i:   6,286,726 msg/sec
     xenium::michael_scott_queue, 5,s:   6,296,352 msg/sec
     xenium::michael_scott_queue, 5,i:   6,768,711 msg/sec
     xenium::michael_scott_queue, 6,s:   6,526,637 msg/sec
     xenium::michael_scott_queue, 6,i:   6,805,758 msg/sec
     xenium::michael_scott_queue, 7,s:   6,340,408 msg/sec
     xenium::michael_scott_queue, 7,i:   6,548,660 msg/sec
     xenium::michael_scott_queue, 8,s:   5,997,621 msg/sec
     xenium::michael_scott_queue, 8,i:   6,123,368 msg/sec
         xenium::ramalhete_queue, 1,s:  32,833,633 msg/sec
         xenium::ramalhete_queue, 1,i:  32,589,800 msg/sec
         xenium::ramalhete_queue, 2,s:  24,339,467 msg/sec
         xenium::ramalhete_queue, 2,i:  24,260,739 msg/sec
         xenium::ramalhete_queue, 3,s:  29,227,831 msg/sec
         xenium::ramalhete_queue, 3,i:  28,544,323 msg/sec
         xenium::ramalhete_queue, 4,s:  33,832,247 msg/sec
         xenium::ramalhete_queue, 4,i:  33,476,155 msg/sec
         xenium::ramalhete_queue, 5,s:  32,349,782 msg/sec
         xenium::ramalhete_queue, 5,i:  36,521,001 msg/sec
         xenium::ramalhete_queue, 6,s:  33,802,050 msg/sec
         xenium::ramalhete_queue, 6,i:  39,390,172 msg/sec
         xenium::ramalhete_queue, 7,s:  35,020,020 msg/sec
         xenium::ramalhete_queue, 7,i:  41,188,900 msg/sec
         xenium::ramalhete_queue, 8,s:  35,297,129 msg/sec
         xenium::ramalhete_queue, 8,i:  43,827,812 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 111,206,309 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,949,717 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,047,782 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,859,263 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,659,429 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,924,630 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,468,292 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,178,110 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,007,122 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,337,575 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,039,432 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,161,024 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,078,153 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,037,505 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,386,014 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,528,993 msg/sec
                     AtomicQueue, 1,s:  61,333,043 msg/sec
                     AtomicQueue, 1,i:  57,030,128 msg/sec
                     AtomicQueue, 2,s:  12,346,263 msg/sec
                     AtomicQueue, 2,i:  11,765,362 msg/sec
                     AtomicQueue, 3,s:  10,715,060 msg/sec
                     AtomicQueue, 3,i:  10,046,603 msg/sec
                     AtomicQueue, 4,s:   8,200,570 msg/sec
                     AtomicQueue, 4,i:   8,208,381 msg/sec
                     AtomicQueue, 5,s:   7,962,511 msg/sec
                     AtomicQueue, 5,i:   8,090,010 msg/sec
                     AtomicQueue, 6,s:   7,904,004 msg/sec
                     AtomicQueue, 6,i:   7,614,371 msg/sec
                     AtomicQueue, 7,s:   7,069,152 msg/sec
                     AtomicQueue, 7,i:   7,994,935 msg/sec
                     AtomicQueue, 8,s:   6,313,828 msg/sec
                     AtomicQueue, 8,i:   7,435,280 msg/sec
                    AtomicQueueB, 1,s:  43,903,178 msg/sec
                    AtomicQueueB, 1,i:  42,999,428 msg/sec
                    AtomicQueueB, 2,s:  11,806,617 msg/sec
                    AtomicQueueB, 2,i:  11,514,316 msg/sec
                    AtomicQueueB, 3,s:  11,015,894 msg/sec
                    AtomicQueueB, 3,i:  10,080,882 msg/sec
                    AtomicQueueB, 4,s:   8,016,907 msg/sec
                    AtomicQueueB, 4,i:   8,062,184 msg/sec
                    AtomicQueueB, 5,s:   7,622,128 msg/sec
                    AtomicQueueB, 5,i:   7,871,757 msg/sec
                    AtomicQueueB, 6,s:   7,334,792 msg/sec
                    AtomicQueueB, 6,i:   7,501,523 msg/sec
                    AtomicQueueB, 7,s:   6,914,722 msg/sec
                    AtomicQueueB, 7,i:   7,724,803 msg/sec
                    AtomicQueueB, 8,s:   6,291,459 msg/sec
                    AtomicQueueB, 8,i:   7,153,215 msg/sec
             OptimistAtomicQueue, 1,s: 727,510,954 msg/sec
             OptimistAtomicQueue, 1,i: 525,564,370 msg/sec
             OptimistAtomicQueue, 2,s:  32,655,726 msg/sec
             OptimistAtomicQueue, 2,i:  32,708,241 msg/sec
             OptimistAtomicQueue, 3,s:  36,620,270 msg/sec
             OptimistAtomicQueue, 3,i:  37,334,965 msg/sec
             OptimistAtomicQueue, 4,s:  39,263,087 msg/sec
             OptimistAtomicQueue, 4,i:  39,372,164 msg/sec
             OptimistAtomicQueue, 5,s:  42,498,714 msg/sec
             OptimistAtomicQueue, 5,i:  46,023,117 msg/sec
             OptimistAtomicQueue, 6,s:  42,227,913 msg/sec
             OptimistAtomicQueue, 6,i:  50,508,988 msg/sec
             OptimistAtomicQueue, 7,s:  44,991,248 msg/sec
             OptimistAtomicQueue, 7,i:  49,199,911 msg/sec
             OptimistAtomicQueue, 8,s:  46,370,863 msg/sec
             OptimistAtomicQueue, 8,i:  48,853,457 msg/sec
            OptimistAtomicQueueB, 1,s: 117,306,545 msg/sec
            OptimistAtomicQueueB, 1,i:  77,536,421 msg/sec
            OptimistAtomicQueueB, 2,s:  32,150,344 msg/sec
            OptimistAtomicQueueB, 2,i:  32,134,193 msg/sec
            OptimistAtomicQueueB, 3,s:  36,232,749 msg/sec
            OptimistAtomicQueueB, 3,i:  36,893,936 msg/sec
            OptimistAtomicQueueB, 4,s:  38,611,759 msg/sec
            OptimistAtomicQueueB, 4,i:  38,522,968 msg/sec
            OptimistAtomicQueueB, 5,s:  41,120,827 msg/sec
            OptimistAtomicQueueB, 5,i:  44,431,155 msg/sec
            OptimistAtomicQueueB, 6,s:  41,120,047 msg/sec
            OptimistAtomicQueueB, 6,i:  49,060,001 msg/sec
            OptimistAtomicQueueB, 7,s:  41,848,752 msg/sec
            OptimistAtomicQueueB, 7,i:  51,392,144 msg/sec
            OptimistAtomicQueueB, 8,s:  44,447,518 msg/sec
            OptimistAtomicQueueB, 8,i:  48,161,442 msg/sec
                    AtomicQueue2, 1,s:  22,894,449 msg/sec
                    AtomicQueue2, 1,i:  22,871,341 msg/sec
                    AtomicQueue2, 2,s:  11,624,292 msg/sec
                    AtomicQueue2, 2,i:  11,425,313 msg/sec
                    AtomicQueue2, 3,s:   9,401,144 msg/sec
                    AtomicQueue2, 3,i:   9,380,521 msg/sec
                    AtomicQueue2, 4,s:   8,034,699 msg/sec
                    AtomicQueue2, 4,i:   8,037,270 msg/sec
                    AtomicQueue2, 5,s:   7,948,080 msg/sec
                    AtomicQueue2, 5,i:   7,919,090 msg/sec
                    AtomicQueue2, 6,s:   7,859,415 msg/sec
                    AtomicQueue2, 6,i:   7,541,032 msg/sec
                    AtomicQueue2, 7,s:   7,135,412 msg/sec
                    AtomicQueue2, 7,i:   7,892,109 msg/sec
                    AtomicQueue2, 8,s:   6,391,281 msg/sec
                    AtomicQueue2, 8,i:   7,413,785 msg/sec
                   AtomicQueueB2, 1,s:  36,253,828 msg/sec
                   AtomicQueueB2, 1,i:  32,642,835 msg/sec
                   AtomicQueueB2, 2,s:  11,425,958 msg/sec
                   AtomicQueueB2, 2,i:  11,104,608 msg/sec
                   AtomicQueueB2, 3,s:   9,682,787 msg/sec
                   AtomicQueueB2, 3,i:   9,616,496 msg/sec
                   AtomicQueueB2, 4,s:   7,888,646 msg/sec
                   AtomicQueueB2, 4,i:   7,869,716 msg/sec
                   AtomicQueueB2, 5,s:   7,435,281 msg/sec
                   AtomicQueueB2, 5,i:   7,704,904 msg/sec
                   AtomicQueueB2, 6,s:   7,308,403 msg/sec
                   AtomicQueueB2, 6,i:   7,470,721 msg/sec
                   AtomicQueueB2, 7,s:   6,887,955 msg/sec
                   AtomicQueueB2, 7,i:   7,677,593 msg/sec
                   AtomicQueueB2, 8,s:   6,274,835 msg/sec
                   AtomicQueueB2, 8,i:   7,097,937 msg/sec
            OptimistAtomicQueue2, 1,s: 478,079,516 msg/sec
            OptimistAtomicQueue2, 1,i:  32,096,101 msg/sec
            OptimistAtomicQueue2, 2,s:  24,258,824 msg/sec
            OptimistAtomicQueue2, 2,i:  25,940,082 msg/sec
            OptimistAtomicQueue2, 3,s:  30,294,277 msg/sec
            OptimistAtomicQueue2, 3,i:  29,895,742 msg/sec
            OptimistAtomicQueue2, 4,s:  33,213,094 msg/sec
            OptimistAtomicQueue2, 4,i:  33,277,756 msg/sec
            OptimistAtomicQueue2, 5,s:  37,036,731 msg/sec
            OptimistAtomicQueue2, 5,i:  41,064,695 msg/sec
            OptimistAtomicQueue2, 6,s:  40,377,171 msg/sec
            OptimistAtomicQueue2, 6,i:  48,693,736 msg/sec
            OptimistAtomicQueue2, 7,s:  42,748,789 msg/sec
            OptimistAtomicQueue2, 7,i:  51,537,126 msg/sec
            OptimistAtomicQueue2, 8,s:  43,903,202 msg/sec
            OptimistAtomicQueue2, 8,i:  48,676,126 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,228,037 msg/sec
           OptimistAtomicQueueB2, 1,i:  76,145,683 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,155,458 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,189,500 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,944,815 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,648,639 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,281,664 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,127,013 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,338,027 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,613,707 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,567,139 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,490,737 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,401,684 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,199,156 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,305,742 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,941,282 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000233 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000258 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000186 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[183] 239m:55s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,949,729 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,196,718 msg/sec
          boost::lockfree::queue, 1,s:   6,813,104 msg/sec
          boost::lockfree::queue, 1,i:   6,957,917 msg/sec
          boost::lockfree::queue, 2,s:   7,532,448 msg/sec
          boost::lockfree::queue, 2,i:   7,447,676 msg/sec
          boost::lockfree::queue, 3,s:   7,430,968 msg/sec
          boost::lockfree::queue, 3,i:   7,569,306 msg/sec
          boost::lockfree::queue, 4,s:   6,422,360 msg/sec
          boost::lockfree::queue, 4,i:   6,808,476 msg/sec
          boost::lockfree::queue, 5,s:   6,491,528 msg/sec
          boost::lockfree::queue, 5,i:   6,430,750 msg/sec
          boost::lockfree::queue, 6,s:   6,041,147 msg/sec
          boost::lockfree::queue, 6,i:   6,090,035 msg/sec
          boost::lockfree::queue, 7,s:   5,904,984 msg/sec
          boost::lockfree::queue, 7,i:   5,926,504 msg/sec
          boost::lockfree::queue, 8,s:   5,489,599 msg/sec
          boost::lockfree::queue, 8,i:   5,600,671 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 201,461,715 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  64,005,669 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,037,892 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,712,912 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,752,121 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,454,970 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,148,860 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,579,407 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,325,957 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,760,012 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  45,465,485 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,706,294 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  46,227,009 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,915,139 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,355,634 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,642,344 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,081,015 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,964,175 msg/sec
                pthread_spinlock, 1,s:  29,015,923 msg/sec
                pthread_spinlock, 1,i:  25,330,502 msg/sec
                pthread_spinlock, 2,s:  15,566,799 msg/sec
                pthread_spinlock, 2,i:  17,975,079 msg/sec
                pthread_spinlock, 3,s:   8,362,166 msg/sec
                pthread_spinlock, 3,i:  12,111,473 msg/sec
                pthread_spinlock, 4,s:   6,546,275 msg/sec
                pthread_spinlock, 4,i:   9,137,875 msg/sec
                pthread_spinlock, 5,s:   8,714,710 msg/sec
                pthread_spinlock, 5,i:   9,512,384 msg/sec
                pthread_spinlock, 6,s:   8,217,387 msg/sec
                pthread_spinlock, 6,i:   8,615,454 msg/sec
                pthread_spinlock, 7,s:   7,507,174 msg/sec
                pthread_spinlock, 7,i:   7,665,426 msg/sec
                pthread_spinlock, 8,s:   6,811,554 msg/sec
                pthread_spinlock, 8,i:   6,978,990 msg/sec
                      std::mutex, 1,s:   6,248,572 msg/sec
                      std::mutex, 1,i:   7,739,990 msg/sec
                      std::mutex, 2,s:   6,044,414 msg/sec
                      std::mutex, 2,i:   6,244,462 msg/sec
                      std::mutex, 3,s:   6,127,667 msg/sec
                      std::mutex, 3,i:   5,863,193 msg/sec
                      std::mutex, 4,s:   5,661,822 msg/sec
                      std::mutex, 4,i:   5,891,094 msg/sec
                      std::mutex, 5,s:   5,736,212 msg/sec
                      std::mutex, 5,i:   6,200,870 msg/sec
                      std::mutex, 6,s:   6,176,917 msg/sec
                      std::mutex, 6,i:   6,108,211 msg/sec
                      std::mutex, 7,s:   5,946,883 msg/sec
                      std::mutex, 7,i:   5,991,413 msg/sec
                      std::mutex, 8,s:   5,769,798 msg/sec
                      std::mutex, 8,i:   5,801,636 msg/sec
                 tbb::spin_mutex, 1,s:  37,768,981 msg/sec
                 tbb::spin_mutex, 1,i:  33,041,091 msg/sec
                 tbb::spin_mutex, 2,s:  21,074,220 msg/sec
                 tbb::spin_mutex, 2,i:  18,352,276 msg/sec
                 tbb::spin_mutex, 3,s:   8,795,269 msg/sec
                 tbb::spin_mutex, 3,i:  10,224,873 msg/sec
                 tbb::spin_mutex, 4,s:   3,230,991 msg/sec
                 tbb::spin_mutex, 4,i:   6,293,936 msg/sec
                 tbb::spin_mutex, 5,s:   5,299,025 msg/sec
                 tbb::spin_mutex, 5,i:   5,694,074 msg/sec
                 tbb::spin_mutex, 6,s:   5,258,057 msg/sec
                 tbb::spin_mutex, 6,i:   4,392,787 msg/sec
                 tbb::spin_mutex, 7,s:   4,862,088 msg/sec
                 tbb::spin_mutex, 7,i:   4,366,451 msg/sec
                 tbb::spin_mutex, 8,s:   4,258,044 msg/sec
                 tbb::spin_mutex, 8,i:   4,087,627 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,254,416 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,308,672 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,497,923 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,829,884 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,383,515 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,617,029 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,086,048 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,508,704 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,647,086 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,528,866 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,762,427 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,580,714 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,800,966 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,726,471 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,088,335 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,079,992 msg/sec
     xenium::michael_scott_queue, 1,s:   9,241,788 msg/sec
     xenium::michael_scott_queue, 1,i:   9,271,560 msg/sec
     xenium::michael_scott_queue, 2,s:   8,496,126 msg/sec
     xenium::michael_scott_queue, 2,i:   8,628,527 msg/sec
     xenium::michael_scott_queue, 3,s:   7,295,710 msg/sec
     xenium::michael_scott_queue, 3,i:   7,579,532 msg/sec
     xenium::michael_scott_queue, 4,s:   6,322,783 msg/sec
     xenium::michael_scott_queue, 4,i:   6,305,685 msg/sec
     xenium::michael_scott_queue, 5,s:   6,288,542 msg/sec
     xenium::michael_scott_queue, 5,i:   6,642,000 msg/sec
     xenium::michael_scott_queue, 6,s:   6,542,382 msg/sec
     xenium::michael_scott_queue, 6,i:   6,931,159 msg/sec
     xenium::michael_scott_queue, 7,s:   6,241,756 msg/sec
     xenium::michael_scott_queue, 7,i:   6,510,513 msg/sec
     xenium::michael_scott_queue, 8,s:   5,952,501 msg/sec
     xenium::michael_scott_queue, 8,i:   6,275,772 msg/sec
         xenium::ramalhete_queue, 1,s:  31,931,961 msg/sec
         xenium::ramalhete_queue, 1,i:  32,034,058 msg/sec
         xenium::ramalhete_queue, 2,s:  24,403,498 msg/sec
         xenium::ramalhete_queue, 2,i:  23,576,825 msg/sec
         xenium::ramalhete_queue, 3,s:  29,138,108 msg/sec
         xenium::ramalhete_queue, 3,i:  28,440,407 msg/sec
         xenium::ramalhete_queue, 4,s:  33,871,513 msg/sec
         xenium::ramalhete_queue, 4,i:  33,447,129 msg/sec
         xenium::ramalhete_queue, 5,s:  32,106,259 msg/sec
         xenium::ramalhete_queue, 5,i:  38,348,719 msg/sec
         xenium::ramalhete_queue, 6,s:  33,944,636 msg/sec
         xenium::ramalhete_queue, 6,i:  39,562,744 msg/sec
         xenium::ramalhete_queue, 7,s:  35,091,765 msg/sec
         xenium::ramalhete_queue, 7,i:  41,099,841 msg/sec
         xenium::ramalhete_queue, 8,s:  35,482,254 msg/sec
         xenium::ramalhete_queue, 8,i:  43,707,833 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,558,795 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,176,586 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,748,754 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,143,971 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,607,641 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,743,879 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,566,954 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,299,272 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,356,139 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,383,002 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,889,531 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,221,968 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,204,364 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,382,335 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,437,569 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,336,647 msg/sec
                     AtomicQueue, 1,s:  60,003,986 msg/sec
                     AtomicQueue, 1,i:  56,960,197 msg/sec
                     AtomicQueue, 2,s:  12,450,640 msg/sec
                     AtomicQueue, 2,i:  11,726,012 msg/sec
                     AtomicQueue, 3,s:  10,830,583 msg/sec
                     AtomicQueue, 3,i:   9,966,465 msg/sec
                     AtomicQueue, 4,s:   8,175,752 msg/sec
                     AtomicQueue, 4,i:   8,178,739 msg/sec
                     AtomicQueue, 5,s:   8,034,653 msg/sec
                     AtomicQueue, 5,i:   8,124,063 msg/sec
                     AtomicQueue, 6,s:   7,724,327 msg/sec
                     AtomicQueue, 6,i:   7,612,039 msg/sec
                     AtomicQueue, 7,s:   7,152,959 msg/sec
                     AtomicQueue, 7,i:   7,971,746 msg/sec
                     AtomicQueue, 8,s:   6,364,560 msg/sec
                     AtomicQueue, 8,i:   7,437,123 msg/sec
                    AtomicQueueB, 1,s:  45,275,572 msg/sec
                    AtomicQueueB, 1,i:  44,419,207 msg/sec
                    AtomicQueueB, 2,s:  11,783,456 msg/sec
                    AtomicQueueB, 2,i:  11,438,410 msg/sec
                    AtomicQueueB, 3,s:  11,020,836 msg/sec
                    AtomicQueueB, 3,i:  10,146,371 msg/sec
                    AtomicQueueB, 4,s:   8,083,704 msg/sec
                    AtomicQueueB, 4,i:   8,060,406 msg/sec
                    AtomicQueueB, 5,s:   7,676,677 msg/sec
                    AtomicQueueB, 5,i:   7,802,062 msg/sec
                    AtomicQueueB, 6,s:   7,189,696 msg/sec
                    AtomicQueueB, 6,i:   7,540,882 msg/sec
                    AtomicQueueB, 7,s:   6,858,973 msg/sec
                    AtomicQueueB, 7,i:   7,673,753 msg/sec
                    AtomicQueueB, 8,s:   6,206,154 msg/sec
                    AtomicQueueB, 8,i:   7,131,954 msg/sec
             OptimistAtomicQueue, 1,s: 706,803,692 msg/sec
             OptimistAtomicQueue, 1,i: 701,493,233 msg/sec
             OptimistAtomicQueue, 2,s:  32,645,957 msg/sec
             OptimistAtomicQueue, 2,i:  32,211,778 msg/sec
             OptimistAtomicQueue, 3,s:  36,640,546 msg/sec
             OptimistAtomicQueue, 3,i:  37,332,968 msg/sec
             OptimistAtomicQueue, 4,s:  39,266,045 msg/sec
             OptimistAtomicQueue, 4,i:  39,409,675 msg/sec
             OptimistAtomicQueue, 5,s:  41,747,327 msg/sec
             OptimistAtomicQueue, 5,i:  48,360,841 msg/sec
             OptimistAtomicQueue, 6,s:  42,443,662 msg/sec
             OptimistAtomicQueue, 6,i:  50,451,345 msg/sec
             OptimistAtomicQueue, 7,s:  43,953,516 msg/sec
             OptimistAtomicQueue, 7,i:  49,426,398 msg/sec
             OptimistAtomicQueue, 8,s:  46,373,260 msg/sec
             OptimistAtomicQueue, 8,i:  48,921,064 msg/sec
            OptimistAtomicQueueB, 1,s: 122,725,983 msg/sec
            OptimistAtomicQueueB, 1,i:  77,262,431 msg/sec
            OptimistAtomicQueueB, 2,s:  32,122,083 msg/sec
            OptimistAtomicQueueB, 2,i:  32,219,555 msg/sec
            OptimistAtomicQueueB, 3,s:  36,310,227 msg/sec
            OptimistAtomicQueueB, 3,i:  36,865,631 msg/sec
            OptimistAtomicQueueB, 4,s:  38,661,727 msg/sec
            OptimistAtomicQueueB, 4,i:  38,508,100 msg/sec
            OptimistAtomicQueueB, 5,s:  40,938,256 msg/sec
            OptimistAtomicQueueB, 5,i:  45,315,405 msg/sec
            OptimistAtomicQueueB, 6,s:  41,094,842 msg/sec
            OptimistAtomicQueueB, 6,i:  48,518,715 msg/sec
            OptimistAtomicQueueB, 7,s:  42,548,770 msg/sec
            OptimistAtomicQueueB, 7,i:  50,487,353 msg/sec
            OptimistAtomicQueueB, 8,s:  44,694,560 msg/sec
            OptimistAtomicQueueB, 8,i:  48,276,414 msg/sec
                    AtomicQueue2, 1,s:  22,875,854 msg/sec
                    AtomicQueue2, 1,i:  22,863,186 msg/sec
                    AtomicQueue2, 2,s:  11,808,450 msg/sec
                    AtomicQueue2, 2,i:  11,434,238 msg/sec
                    AtomicQueue2, 3,s:   9,448,602 msg/sec
                    AtomicQueue2, 3,i:   9,530,208 msg/sec
                    AtomicQueue2, 4,s:   8,078,065 msg/sec
                    AtomicQueue2, 4,i:   8,058,671 msg/sec
                    AtomicQueue2, 5,s:   7,933,850 msg/sec
                    AtomicQueue2, 5,i:   8,003,948 msg/sec
                    AtomicQueue2, 6,s:   7,853,922 msg/sec
                    AtomicQueue2, 6,i:   7,503,015 msg/sec
                    AtomicQueue2, 7,s:   7,121,295 msg/sec
                    AtomicQueue2, 7,i:   7,894,079 msg/sec
                    AtomicQueue2, 8,s:   6,390,538 msg/sec
                    AtomicQueue2, 8,i:   7,359,615 msg/sec
                   AtomicQueueB2, 1,s:  36,405,095 msg/sec
                   AtomicQueueB2, 1,i:  32,608,022 msg/sec
                   AtomicQueueB2, 2,s:  11,400,788 msg/sec
                   AtomicQueueB2, 2,i:  11,113,371 msg/sec
                   AtomicQueueB2, 3,s:   9,535,919 msg/sec
                   AtomicQueueB2, 3,i:   9,530,566 msg/sec
                   AtomicQueueB2, 4,s:   7,952,456 msg/sec
                   AtomicQueueB2, 4,i:   7,799,800 msg/sec
                   AtomicQueueB2, 5,s:   7,406,005 msg/sec
                   AtomicQueueB2, 5,i:   7,732,090 msg/sec
                   AtomicQueueB2, 6,s:   7,302,359 msg/sec
                   AtomicQueueB2, 6,i:   7,444,106 msg/sec
                   AtomicQueueB2, 7,s:   6,949,481 msg/sec
                   AtomicQueueB2, 7,i:   7,712,010 msg/sec
                   AtomicQueueB2, 8,s:   6,294,336 msg/sec
                   AtomicQueueB2, 8,i:   7,088,853 msg/sec
            OptimistAtomicQueue2, 1,s: 472,660,992 msg/sec
            OptimistAtomicQueue2, 1,i:  30,876,667 msg/sec
            OptimistAtomicQueue2, 2,s:  24,310,368 msg/sec
            OptimistAtomicQueue2, 2,i:  24,027,869 msg/sec
            OptimistAtomicQueue2, 3,s:  30,563,863 msg/sec
            OptimistAtomicQueue2, 3,i:  29,944,495 msg/sec
            OptimistAtomicQueue2, 4,s:  33,304,200 msg/sec
            OptimistAtomicQueue2, 4,i:  33,184,269 msg/sec
            OptimistAtomicQueue2, 5,s:  37,170,224 msg/sec
            OptimistAtomicQueue2, 5,i:  41,075,446 msg/sec
            OptimistAtomicQueue2, 6,s:  40,410,800 msg/sec
            OptimistAtomicQueue2, 6,i:  49,163,630 msg/sec
            OptimistAtomicQueue2, 7,s:  43,298,038 msg/sec
            OptimistAtomicQueue2, 7,i:  47,983,944 msg/sec
            OptimistAtomicQueue2, 8,s:  44,104,515 msg/sec
            OptimistAtomicQueue2, 8,i:  48,250,143 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,946,695 msg/sec
           OptimistAtomicQueueB2, 1,i:  58,400,281 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,936,589 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,344,151 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,634,546 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,129,666 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,247,326 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,031,779 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,586,295 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,312,485 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,329,150 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,403,734 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,772,980 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,703,673 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,434,924 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,920,913 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000325 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000236 sec/round-trip
                pthread_spinlock: 0.000000240 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000285 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000273 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[184] 238m:36s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,661,426 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,659,321 msg/sec
          boost::lockfree::queue, 1,s:   6,912,966 msg/sec
          boost::lockfree::queue, 1,i:   7,008,321 msg/sec
          boost::lockfree::queue, 2,s:   7,620,638 msg/sec
          boost::lockfree::queue, 2,i:   7,408,006 msg/sec
          boost::lockfree::queue, 3,s:   7,356,946 msg/sec
          boost::lockfree::queue, 3,i:   7,572,676 msg/sec
          boost::lockfree::queue, 4,s:   6,425,430 msg/sec
          boost::lockfree::queue, 4,i:   6,822,284 msg/sec
          boost::lockfree::queue, 5,s:   6,453,148 msg/sec
          boost::lockfree::queue, 5,i:   6,474,366 msg/sec
          boost::lockfree::queue, 6,s:   6,036,167 msg/sec
          boost::lockfree::queue, 6,i:   6,130,710 msg/sec
          boost::lockfree::queue, 7,s:   5,873,466 msg/sec
          boost::lockfree::queue, 7,i:   6,021,097 msg/sec
          boost::lockfree::queue, 8,s:   5,435,776 msg/sec
          boost::lockfree::queue, 8,i:   5,549,608 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 366,761,404 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 376,107,401 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,007,332 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,495,338 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,156,183 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,458,405 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,189,406 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,917,504 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,984,876 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,087,854 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,304,184 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,649,042 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,623,393 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,161,558 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,053,290 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,590,065 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,266,098 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,726,332 msg/sec
                pthread_spinlock, 1,s:  28,898,188 msg/sec
                pthread_spinlock, 1,i:  25,265,055 msg/sec
                pthread_spinlock, 2,s:  15,444,616 msg/sec
                pthread_spinlock, 2,i:  17,122,224 msg/sec
                pthread_spinlock, 3,s:   8,320,489 msg/sec
                pthread_spinlock, 3,i:  11,970,272 msg/sec
                pthread_spinlock, 4,s:   6,502,584 msg/sec
                pthread_spinlock, 4,i:   9,048,664 msg/sec
                pthread_spinlock, 5,s:   8,665,145 msg/sec
                pthread_spinlock, 5,i:   9,488,215 msg/sec
                pthread_spinlock, 6,s:   8,292,610 msg/sec
                pthread_spinlock, 6,i:   8,575,230 msg/sec
                pthread_spinlock, 7,s:   7,669,165 msg/sec
                pthread_spinlock, 7,i:   7,569,465 msg/sec
                pthread_spinlock, 8,s:   6,868,799 msg/sec
                pthread_spinlock, 8,i:   6,898,776 msg/sec
                      std::mutex, 1,s:   5,372,721 msg/sec
                      std::mutex, 1,i:   6,167,369 msg/sec
                      std::mutex, 2,s:   5,989,718 msg/sec
                      std::mutex, 2,i:   6,181,785 msg/sec
                      std::mutex, 3,s:   5,399,678 msg/sec
                      std::mutex, 3,i:   5,439,846 msg/sec
                      std::mutex, 4,s:   5,653,560 msg/sec
                      std::mutex, 4,i:   6,251,968 msg/sec
                      std::mutex, 5,s:   5,692,725 msg/sec
                      std::mutex, 5,i:   6,041,751 msg/sec
                      std::mutex, 6,s:   6,074,297 msg/sec
                      std::mutex, 6,i:   6,033,193 msg/sec
                      std::mutex, 7,s:   5,918,372 msg/sec
                      std::mutex, 7,i:   5,990,840 msg/sec
                      std::mutex, 8,s:   5,758,452 msg/sec
                      std::mutex, 8,i:   5,812,179 msg/sec
                 tbb::spin_mutex, 1,s:  37,635,219 msg/sec
                 tbb::spin_mutex, 1,i:  32,946,614 msg/sec
                 tbb::spin_mutex, 2,s:  21,158,398 msg/sec
                 tbb::spin_mutex, 2,i:  18,418,946 msg/sec
                 tbb::spin_mutex, 3,s:   7,827,847 msg/sec
                 tbb::spin_mutex, 3,i:  10,350,332 msg/sec
                 tbb::spin_mutex, 4,s:   3,324,091 msg/sec
                 tbb::spin_mutex, 4,i:   6,300,016 msg/sec
                 tbb::spin_mutex, 5,s:   5,437,131 msg/sec
                 tbb::spin_mutex, 5,i:   5,707,747 msg/sec
                 tbb::spin_mutex, 6,s:   5,349,595 msg/sec
                 tbb::spin_mutex, 6,i:   4,275,206 msg/sec
                 tbb::spin_mutex, 7,s:   4,851,421 msg/sec
                 tbb::spin_mutex, 7,i:   4,369,788 msg/sec
                 tbb::spin_mutex, 8,s:   4,263,984 msg/sec
                 tbb::spin_mutex, 8,i:   4,084,841 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,106,517 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,501,862 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,809,267 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,129,857 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,188,366 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,257,462 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,024,295 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,201,552 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,596,992 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,377,857 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,616,036 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,733,468 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,364,829 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,105,219 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,728,593 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,905,366 msg/sec
     xenium::michael_scott_queue, 1,s:   9,262,432 msg/sec
     xenium::michael_scott_queue, 1,i:   9,147,301 msg/sec
     xenium::michael_scott_queue, 2,s:   8,412,742 msg/sec
     xenium::michael_scott_queue, 2,i:   8,396,812 msg/sec
     xenium::michael_scott_queue, 3,s:   7,274,162 msg/sec
     xenium::michael_scott_queue, 3,i:   7,570,841 msg/sec
     xenium::michael_scott_queue, 4,s:   6,348,836 msg/sec
     xenium::michael_scott_queue, 4,i:   6,425,300 msg/sec
     xenium::michael_scott_queue, 5,s:   6,301,899 msg/sec
     xenium::michael_scott_queue, 5,i:   6,653,171 msg/sec
     xenium::michael_scott_queue, 6,s:   6,532,132 msg/sec
     xenium::michael_scott_queue, 6,i:   7,074,076 msg/sec
     xenium::michael_scott_queue, 7,s:   6,262,588 msg/sec
     xenium::michael_scott_queue, 7,i:   6,550,211 msg/sec
     xenium::michael_scott_queue, 8,s:   5,977,016 msg/sec
     xenium::michael_scott_queue, 8,i:   6,134,716 msg/sec
         xenium::ramalhete_queue, 1,s:  31,831,860 msg/sec
         xenium::ramalhete_queue, 1,i:  31,942,018 msg/sec
         xenium::ramalhete_queue, 2,s:  23,482,650 msg/sec
         xenium::ramalhete_queue, 2,i:  23,446,861 msg/sec
         xenium::ramalhete_queue, 3,s:  29,137,372 msg/sec
         xenium::ramalhete_queue, 3,i:  28,440,846 msg/sec
         xenium::ramalhete_queue, 4,s:  33,788,457 msg/sec
         xenium::ramalhete_queue, 4,i:  33,478,782 msg/sec
         xenium::ramalhete_queue, 5,s:  32,281,359 msg/sec
         xenium::ramalhete_queue, 5,i:  36,101,272 msg/sec
         xenium::ramalhete_queue, 6,s:  33,951,463 msg/sec
         xenium::ramalhete_queue, 6,i:  38,998,826 msg/sec
         xenium::ramalhete_queue, 7,s:  35,019,927 msg/sec
         xenium::ramalhete_queue, 7,i:  41,419,363 msg/sec
         xenium::ramalhete_queue, 8,s:  35,530,315 msg/sec
         xenium::ramalhete_queue, 8,i:  44,218,676 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,279,423 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  72,778,277 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,729,073 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,246,507 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,575,986 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,905,229 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,469,305 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,271,456 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,464,439 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,214,904 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,051,595 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,407,664 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,202,581 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,022,966 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,436,972 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,244,697 msg/sec
                     AtomicQueue, 1,s: 236,714,992 msg/sec
                     AtomicQueue, 1,i: 159,080,792 msg/sec
                     AtomicQueue, 2,s:  12,241,089 msg/sec
                     AtomicQueue, 2,i:  11,705,541 msg/sec
                     AtomicQueue, 3,s:  10,810,874 msg/sec
                     AtomicQueue, 3,i:  10,014,584 msg/sec
                     AtomicQueue, 4,s:   8,164,808 msg/sec
                     AtomicQueue, 4,i:   8,154,366 msg/sec
                     AtomicQueue, 5,s:   8,057,262 msg/sec
                     AtomicQueue, 5,i:   8,067,447 msg/sec
                     AtomicQueue, 6,s:   7,705,531 msg/sec
                     AtomicQueue, 6,i:   7,615,514 msg/sec
                     AtomicQueue, 7,s:   7,133,202 msg/sec
                     AtomicQueue, 7,i:   7,989,096 msg/sec
                     AtomicQueue, 8,s:   6,305,365 msg/sec
                     AtomicQueue, 8,i:   7,500,168 msg/sec
                    AtomicQueueB, 1,s:  44,080,010 msg/sec
                    AtomicQueueB, 1,i:  43,524,732 msg/sec
                    AtomicQueueB, 2,s:  11,973,646 msg/sec
                    AtomicQueueB, 2,i:  11,524,684 msg/sec
                    AtomicQueueB, 3,s:  10,990,415 msg/sec
                    AtomicQueueB, 3,i:  10,040,347 msg/sec
                    AtomicQueueB, 4,s:   8,088,755 msg/sec
                    AtomicQueueB, 4,i:   7,933,354 msg/sec
                    AtomicQueueB, 5,s:   7,524,417 msg/sec
                    AtomicQueueB, 5,i:   7,778,104 msg/sec
                    AtomicQueueB, 6,s:   7,188,097 msg/sec
                    AtomicQueueB, 6,i:   7,531,522 msg/sec
                    AtomicQueueB, 7,s:   6,821,569 msg/sec
                    AtomicQueueB, 7,i:   7,742,922 msg/sec
                    AtomicQueueB, 8,s:   6,212,872 msg/sec
                    AtomicQueueB, 8,i:   7,110,552 msg/sec
             OptimistAtomicQueue, 1,s: 690,526,783 msg/sec
             OptimistAtomicQueue, 1,i: 520,693,396 msg/sec
             OptimistAtomicQueue, 2,s:  32,137,114 msg/sec
             OptimistAtomicQueue, 2,i:  32,340,134 msg/sec
             OptimistAtomicQueue, 3,s:  36,622,963 msg/sec
             OptimistAtomicQueue, 3,i:  37,364,490 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,181 msg/sec
             OptimistAtomicQueue, 4,i:  39,368,995 msg/sec
             OptimistAtomicQueue, 5,s:  41,752,787 msg/sec
             OptimistAtomicQueue, 5,i:  46,156,495 msg/sec
             OptimistAtomicQueue, 6,s:  42,692,996 msg/sec
             OptimistAtomicQueue, 6,i:  50,402,375 msg/sec
             OptimistAtomicQueue, 7,s:  45,100,461 msg/sec
             OptimistAtomicQueue, 7,i:  52,881,139 msg/sec
             OptimistAtomicQueue, 8,s:  46,331,710 msg/sec
             OptimistAtomicQueue, 8,i:  49,329,869 msg/sec
            OptimistAtomicQueueB, 1,s:  99,948,803 msg/sec
            OptimistAtomicQueueB, 1,i: 139,608,293 msg/sec
            OptimistAtomicQueueB, 2,s:  32,154,097 msg/sec
            OptimistAtomicQueueB, 2,i:  32,055,805 msg/sec
            OptimistAtomicQueueB, 3,s:  36,260,702 msg/sec
            OptimistAtomicQueueB, 3,i:  36,861,448 msg/sec
            OptimistAtomicQueueB, 4,s:  38,660,919 msg/sec
            OptimistAtomicQueueB, 4,i:  38,546,560 msg/sec
            OptimistAtomicQueueB, 5,s:  41,171,192 msg/sec
            OptimistAtomicQueueB, 5,i:  45,074,569 msg/sec
            OptimistAtomicQueueB, 6,s:  40,710,783 msg/sec
            OptimistAtomicQueueB, 6,i:  49,259,098 msg/sec
            OptimistAtomicQueueB, 7,s:  41,469,328 msg/sec
            OptimistAtomicQueueB, 7,i:  48,056,294 msg/sec
            OptimistAtomicQueueB, 8,s:  44,039,317 msg/sec
            OptimistAtomicQueueB, 8,i:  48,038,390 msg/sec
                    AtomicQueue2, 1,s:  22,899,176 msg/sec
                    AtomicQueue2, 1,i:  22,923,936 msg/sec
                    AtomicQueue2, 2,s:  11,955,418 msg/sec
                    AtomicQueue2, 2,i:  11,487,942 msg/sec
                    AtomicQueue2, 3,s:   9,388,130 msg/sec
                    AtomicQueue2, 3,i:   9,535,901 msg/sec
                    AtomicQueue2, 4,s:   8,074,552 msg/sec
                    AtomicQueue2, 4,i:   8,016,950 msg/sec
                    AtomicQueue2, 5,s:   7,866,600 msg/sec
                    AtomicQueue2, 5,i:   8,010,147 msg/sec
                    AtomicQueue2, 6,s:   7,831,877 msg/sec
                    AtomicQueue2, 6,i:   7,509,478 msg/sec
                    AtomicQueue2, 7,s:   7,087,482 msg/sec
                    AtomicQueue2, 7,i:   7,912,247 msg/sec
                    AtomicQueue2, 8,s:   6,374,609 msg/sec
                    AtomicQueue2, 8,i:   7,330,794 msg/sec
                   AtomicQueueB2, 1,s:  32,681,749 msg/sec
                   AtomicQueueB2, 1,i:  32,611,400 msg/sec
                   AtomicQueueB2, 2,s:  11,438,344 msg/sec
                   AtomicQueueB2, 2,i:  11,053,401 msg/sec
                   AtomicQueueB2, 3,s:   9,608,037 msg/sec
                   AtomicQueueB2, 3,i:   9,411,143 msg/sec
                   AtomicQueueB2, 4,s:   7,948,265 msg/sec
                   AtomicQueueB2, 4,i:   7,760,844 msg/sec
                   AtomicQueueB2, 5,s:   7,539,765 msg/sec
                   AtomicQueueB2, 5,i:   7,714,998 msg/sec
                   AtomicQueueB2, 6,s:   7,299,360 msg/sec
                   AtomicQueueB2, 6,i:   7,477,807 msg/sec
                   AtomicQueueB2, 7,s:   6,912,418 msg/sec
                   AtomicQueueB2, 7,i:   7,672,870 msg/sec
                   AtomicQueueB2, 8,s:   6,278,129 msg/sec
                   AtomicQueueB2, 8,i:   7,103,646 msg/sec
            OptimistAtomicQueue2, 1,s: 447,306,760 msg/sec
            OptimistAtomicQueue2, 1,i:  93,357,501 msg/sec
            OptimistAtomicQueue2, 2,s:  25,429,541 msg/sec
            OptimistAtomicQueue2, 2,i:  24,076,196 msg/sec
            OptimistAtomicQueue2, 3,s:  30,328,440 msg/sec
            OptimistAtomicQueue2, 3,i:  32,435,993 msg/sec
            OptimistAtomicQueue2, 4,s:  33,241,303 msg/sec
            OptimistAtomicQueue2, 4,i:  33,168,831 msg/sec
            OptimistAtomicQueue2, 5,s:  37,219,628 msg/sec
            OptimistAtomicQueue2, 5,i:  40,644,653 msg/sec
            OptimistAtomicQueue2, 6,s:  40,328,083 msg/sec
            OptimistAtomicQueue2, 6,i:  49,244,618 msg/sec
            OptimistAtomicQueue2, 7,s:  42,650,000 msg/sec
            OptimistAtomicQueue2, 7,i:  51,568,163 msg/sec
            OptimistAtomicQueue2, 8,s:  43,845,183 msg/sec
            OptimistAtomicQueue2, 8,i:  49,877,392 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,981,771 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,873,950 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,875,057 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,182,946 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,716,993 msg/sec
           OptimistAtomicQueueB2, 3,i:  33,898,492 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,495,214 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,904,312 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,525,142 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,638,154 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,771,391 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,228,178 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,126,745 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,319,317 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,439,529 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,701,242 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000332 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000129 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000241 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000510 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[185] 237m:16s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,879,983 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,105,268 msg/sec
          boost::lockfree::queue, 1,s:   6,892,293 msg/sec
          boost::lockfree::queue, 1,i:   6,890,539 msg/sec
          boost::lockfree::queue, 2,s:   7,645,773 msg/sec
          boost::lockfree::queue, 2,i:   7,563,044 msg/sec
          boost::lockfree::queue, 3,s:   7,434,036 msg/sec
          boost::lockfree::queue, 3,i:   7,583,852 msg/sec
          boost::lockfree::queue, 4,s:   6,425,312 msg/sec
          boost::lockfree::queue, 4,i:   6,947,208 msg/sec
          boost::lockfree::queue, 5,s:   6,462,173 msg/sec
          boost::lockfree::queue, 5,i:   6,568,133 msg/sec
          boost::lockfree::queue, 6,s:   5,969,595 msg/sec
          boost::lockfree::queue, 6,i:   6,071,657 msg/sec
          boost::lockfree::queue, 7,s:   5,999,954 msg/sec
          boost::lockfree::queue, 7,i:   6,105,462 msg/sec
          boost::lockfree::queue, 8,s:   5,448,706 msg/sec
          boost::lockfree::queue, 8,i:   5,557,282 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 121,688,576 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 144,870,464 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,732,533 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,477,811 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,047,420 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,657,686 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,483,161 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  43,648,056 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,207,996 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,280,412 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,236,677 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,522,616 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,376,806 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,764,884 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,217,393 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,485,886 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,328,385 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,258,888 msg/sec
                pthread_spinlock, 1,s:  29,270,654 msg/sec
                pthread_spinlock, 1,i:  25,324,949 msg/sec
                pthread_spinlock, 2,s:  15,499,334 msg/sec
                pthread_spinlock, 2,i:  16,910,880 msg/sec
                pthread_spinlock, 3,s:   8,271,871 msg/sec
                pthread_spinlock, 3,i:  12,012,673 msg/sec
                pthread_spinlock, 4,s:   6,517,709 msg/sec
                pthread_spinlock, 4,i:   8,836,326 msg/sec
                pthread_spinlock, 5,s:   8,676,355 msg/sec
                pthread_spinlock, 5,i:   9,449,445 msg/sec
                pthread_spinlock, 6,s:   8,588,227 msg/sec
                pthread_spinlock, 6,i:   8,485,995 msg/sec
                pthread_spinlock, 7,s:   7,730,304 msg/sec
                pthread_spinlock, 7,i:   7,584,473 msg/sec
                pthread_spinlock, 8,s:   6,763,465 msg/sec
                pthread_spinlock, 8,i:   6,978,388 msg/sec
                      std::mutex, 1,s:   7,474,169 msg/sec
                      std::mutex, 1,i:   7,954,701 msg/sec
                      std::mutex, 2,s:   5,954,744 msg/sec
                      std::mutex, 2,i:   6,113,850 msg/sec
                      std::mutex, 3,s:   6,106,140 msg/sec
                      std::mutex, 3,i:   5,971,860 msg/sec
                      std::mutex, 4,s:   6,287,202 msg/sec
                      std::mutex, 4,i:   6,148,328 msg/sec
                      std::mutex, 5,s:   6,014,566 msg/sec
                      std::mutex, 5,i:   5,909,193 msg/sec
                      std::mutex, 6,s:   5,707,609 msg/sec
                      std::mutex, 6,i:   5,947,390 msg/sec
                      std::mutex, 7,s:   5,802,287 msg/sec
                      std::mutex, 7,i:   5,798,881 msg/sec
                      std::mutex, 8,s:   5,656,356 msg/sec
                      std::mutex, 8,i:   5,663,068 msg/sec
                 tbb::spin_mutex, 1,s:  38,012,381 msg/sec
                 tbb::spin_mutex, 1,i:  33,055,889 msg/sec
                 tbb::spin_mutex, 2,s:  21,298,773 msg/sec
                 tbb::spin_mutex, 2,i:  18,396,018 msg/sec
                 tbb::spin_mutex, 3,s:   8,283,719 msg/sec
                 tbb::spin_mutex, 3,i:  10,162,509 msg/sec
                 tbb::spin_mutex, 4,s:   3,156,632 msg/sec
                 tbb::spin_mutex, 4,i:   6,283,823 msg/sec
                 tbb::spin_mutex, 5,s:   5,499,846 msg/sec
                 tbb::spin_mutex, 5,i:   5,785,230 msg/sec
                 tbb::spin_mutex, 6,s:   5,298,442 msg/sec
                 tbb::spin_mutex, 6,i:   4,355,259 msg/sec
                 tbb::spin_mutex, 7,s:   4,880,962 msg/sec
                 tbb::spin_mutex, 7,i:   4,347,874 msg/sec
                 tbb::spin_mutex, 8,s:   4,251,748 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,718 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,618,810 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,137,527 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,797,201 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,885,499 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,509,506 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,546,068 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,338,318 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,230,806 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,642,089 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,772,937 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,688,501 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,006,840 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,859,726 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,073,754 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,856,812 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,116,871 msg/sec
     xenium::michael_scott_queue, 1,s:   9,372,552 msg/sec
     xenium::michael_scott_queue, 1,i:   9,326,912 msg/sec
     xenium::michael_scott_queue, 2,s:   8,536,428 msg/sec
     xenium::michael_scott_queue, 2,i:   8,563,182 msg/sec
     xenium::michael_scott_queue, 3,s:   7,294,809 msg/sec
     xenium::michael_scott_queue, 3,i:   7,635,846 msg/sec
     xenium::michael_scott_queue, 4,s:   6,435,206 msg/sec
     xenium::michael_scott_queue, 4,i:   6,379,501 msg/sec
     xenium::michael_scott_queue, 5,s:   6,312,151 msg/sec
     xenium::michael_scott_queue, 5,i:   6,655,912 msg/sec
     xenium::michael_scott_queue, 6,s:   6,554,426 msg/sec
     xenium::michael_scott_queue, 6,i:   6,997,166 msg/sec
     xenium::michael_scott_queue, 7,s:   6,313,118 msg/sec
     xenium::michael_scott_queue, 7,i:   6,506,697 msg/sec
     xenium::michael_scott_queue, 8,s:   6,051,827 msg/sec
     xenium::michael_scott_queue, 8,i:   6,175,011 msg/sec
         xenium::ramalhete_queue, 1,s:  32,617,661 msg/sec
         xenium::ramalhete_queue, 1,i:  31,464,356 msg/sec
         xenium::ramalhete_queue, 2,s:  23,643,312 msg/sec
         xenium::ramalhete_queue, 2,i:  23,352,883 msg/sec
         xenium::ramalhete_queue, 3,s:  29,190,374 msg/sec
         xenium::ramalhete_queue, 3,i:  28,470,087 msg/sec
         xenium::ramalhete_queue, 4,s:  33,885,923 msg/sec
         xenium::ramalhete_queue, 4,i:  33,546,648 msg/sec
         xenium::ramalhete_queue, 5,s:  32,167,322 msg/sec
         xenium::ramalhete_queue, 5,i:  35,965,744 msg/sec
         xenium::ramalhete_queue, 6,s:  34,251,710 msg/sec
         xenium::ramalhete_queue, 6,i:  38,697,839 msg/sec
         xenium::ramalhete_queue, 7,s:  34,983,497 msg/sec
         xenium::ramalhete_queue, 7,i:  41,016,087 msg/sec
         xenium::ramalhete_queue, 8,s:  35,556,053 msg/sec
         xenium::ramalhete_queue, 8,i:  43,959,086 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,648,507 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,457,409 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,289,449 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,632,347 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,625,236 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,855,114 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,595,770 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,385,205 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,532,955 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,392,045 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,964,563 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,327,611 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,153,646 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,823,761 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,407,467 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,548,450 msg/sec
                     AtomicQueue, 1,s:  57,891,858 msg/sec
                     AtomicQueue, 1,i:  56,836,072 msg/sec
                     AtomicQueue, 2,s:  12,293,322 msg/sec
                     AtomicQueue, 2,i:  11,714,588 msg/sec
                     AtomicQueue, 3,s:  10,839,111 msg/sec
                     AtomicQueue, 3,i:   9,967,563 msg/sec
                     AtomicQueue, 4,s:   8,199,412 msg/sec
                     AtomicQueue, 4,i:   8,192,504 msg/sec
                     AtomicQueue, 5,s:   8,044,753 msg/sec
                     AtomicQueue, 5,i:   8,092,064 msg/sec
                     AtomicQueue, 6,s:   7,684,708 msg/sec
                     AtomicQueue, 6,i:   7,614,678 msg/sec
                     AtomicQueue, 7,s:   7,146,970 msg/sec
                     AtomicQueue, 7,i:   7,984,334 msg/sec
                     AtomicQueue, 8,s:   6,362,531 msg/sec
                     AtomicQueue, 8,i:   7,462,114 msg/sec
                    AtomicQueueB, 1,s:  43,768,210 msg/sec
                    AtomicQueueB, 1,i:  43,082,827 msg/sec
                    AtomicQueueB, 2,s:  11,922,565 msg/sec
                    AtomicQueueB, 2,i:  11,445,433 msg/sec
                    AtomicQueueB, 3,s:  10,804,499 msg/sec
                    AtomicQueueB, 3,i:  10,092,273 msg/sec
                    AtomicQueueB, 4,s:   8,047,277 msg/sec
                    AtomicQueueB, 4,i:   7,895,084 msg/sec
                    AtomicQueueB, 5,s:   7,657,604 msg/sec
                    AtomicQueueB, 5,i:   7,763,153 msg/sec
                    AtomicQueueB, 6,s:   7,327,173 msg/sec
                    AtomicQueueB, 6,i:   7,491,221 msg/sec
                    AtomicQueueB, 7,s:   6,907,103 msg/sec
                    AtomicQueueB, 7,i:   7,710,217 msg/sec
                    AtomicQueueB, 8,s:   6,253,104 msg/sec
                    AtomicQueueB, 8,i:   7,156,182 msg/sec
             OptimistAtomicQueue, 1,s: 698,442,299 msg/sec
             OptimistAtomicQueue, 1,i: 515,078,803 msg/sec
             OptimistAtomicQueue, 2,s:  32,199,101 msg/sec
             OptimistAtomicQueue, 2,i:  32,731,541 msg/sec
             OptimistAtomicQueue, 3,s:  36,673,669 msg/sec
             OptimistAtomicQueue, 3,i:  37,397,600 msg/sec
             OptimistAtomicQueue, 4,s:  39,281,842 msg/sec
             OptimistAtomicQueue, 4,i:  39,411,492 msg/sec
             OptimistAtomicQueue, 5,s:  42,219,902 msg/sec
             OptimistAtomicQueue, 5,i:  46,526,840 msg/sec
             OptimistAtomicQueue, 6,s:  42,566,732 msg/sec
             OptimistAtomicQueue, 6,i:  49,853,216 msg/sec
             OptimistAtomicQueue, 7,s:  44,259,116 msg/sec
             OptimistAtomicQueue, 7,i:  49,123,374 msg/sec
             OptimistAtomicQueue, 8,s:  46,494,193 msg/sec
             OptimistAtomicQueue, 8,i:  48,940,438 msg/sec
            OptimistAtomicQueueB, 1,s: 138,107,612 msg/sec
            OptimistAtomicQueueB, 1,i:  76,563,396 msg/sec
            OptimistAtomicQueueB, 2,s:  32,205,091 msg/sec
            OptimistAtomicQueueB, 2,i:  32,255,580 msg/sec
            OptimistAtomicQueueB, 3,s:  36,352,794 msg/sec
            OptimistAtomicQueueB, 3,i:  36,997,783 msg/sec
            OptimistAtomicQueueB, 4,s:  38,594,497 msg/sec
            OptimistAtomicQueueB, 4,i:  38,422,566 msg/sec
            OptimistAtomicQueueB, 5,s:  40,903,262 msg/sec
            OptimistAtomicQueueB, 5,i:  45,525,174 msg/sec
            OptimistAtomicQueueB, 6,s:  41,288,384 msg/sec
            OptimistAtomicQueueB, 6,i:  49,203,856 msg/sec
            OptimistAtomicQueueB, 7,s:  41,884,401 msg/sec
            OptimistAtomicQueueB, 7,i:  47,899,042 msg/sec
            OptimistAtomicQueueB, 8,s:  44,510,598 msg/sec
            OptimistAtomicQueueB, 8,i:  48,161,376 msg/sec
                    AtomicQueue2, 1,s:  23,113,835 msg/sec
                    AtomicQueue2, 1,i:  23,098,688 msg/sec
                    AtomicQueue2, 2,s:  11,795,245 msg/sec
                    AtomicQueue2, 2,i:  11,402,359 msg/sec
                    AtomicQueue2, 3,s:   9,312,750 msg/sec
                    AtomicQueue2, 3,i:   9,368,578 msg/sec
                    AtomicQueue2, 4,s:   8,076,419 msg/sec
                    AtomicQueue2, 4,i:   8,000,866 msg/sec
                    AtomicQueue2, 5,s:   7,933,350 msg/sec
                    AtomicQueue2, 5,i:   7,949,325 msg/sec
                    AtomicQueue2, 6,s:   7,831,685 msg/sec
                    AtomicQueue2, 6,i:   7,514,098 msg/sec
                    AtomicQueue2, 7,s:   7,066,489 msg/sec
                    AtomicQueue2, 7,i:   7,896,574 msg/sec
                    AtomicQueue2, 8,s:   6,407,137 msg/sec
                    AtomicQueue2, 8,i:   7,335,233 msg/sec
                   AtomicQueueB2, 1,s:  36,042,524 msg/sec
                   AtomicQueueB2, 1,i:  32,584,807 msg/sec
                   AtomicQueueB2, 2,s:  11,346,652 msg/sec
                   AtomicQueueB2, 2,i:  11,132,551 msg/sec
                   AtomicQueueB2, 3,s:   9,672,321 msg/sec
                   AtomicQueueB2, 3,i:   9,571,724 msg/sec
                   AtomicQueueB2, 4,s:   7,985,970 msg/sec
                   AtomicQueueB2, 4,i:   7,852,985 msg/sec
                   AtomicQueueB2, 5,s:   7,449,574 msg/sec
                   AtomicQueueB2, 5,i:   7,718,891 msg/sec
                   AtomicQueueB2, 6,s:   7,257,516 msg/sec
                   AtomicQueueB2, 6,i:   7,493,368 msg/sec
                   AtomicQueueB2, 7,s:   6,857,199 msg/sec
                   AtomicQueueB2, 7,i:   7,733,906 msg/sec
                   AtomicQueueB2, 8,s:   6,249,547 msg/sec
                   AtomicQueueB2, 8,i:   7,125,924 msg/sec
            OptimistAtomicQueue2, 1,s: 501,017,503 msg/sec
            OptimistAtomicQueue2, 1,i:  29,435,339 msg/sec
            OptimistAtomicQueue2, 2,s:  24,273,694 msg/sec
            OptimistAtomicQueue2, 2,i:  24,021,402 msg/sec
            OptimistAtomicQueue2, 3,s:  30,475,840 msg/sec
            OptimistAtomicQueue2, 3,i:  29,781,499 msg/sec
            OptimistAtomicQueue2, 4,s:  33,548,660 msg/sec
            OptimistAtomicQueue2, 4,i:  33,122,466 msg/sec
            OptimistAtomicQueue2, 5,s:  37,150,160 msg/sec
            OptimistAtomicQueue2, 5,i:  41,263,579 msg/sec
            OptimistAtomicQueue2, 6,s:  40,207,587 msg/sec
            OptimistAtomicQueue2, 6,i:  49,356,966 msg/sec
            OptimistAtomicQueue2, 7,s:  42,709,341 msg/sec
            OptimistAtomicQueue2, 7,i:  48,071,117 msg/sec
            OptimistAtomicQueue2, 8,s:  43,946,124 msg/sec
            OptimistAtomicQueue2, 8,i:  48,467,454 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,826,086 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,902,915 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,869,125 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,683,831 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,743,952 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,069,683 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,206,029 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,994,372 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,665,671 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,434,670 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,590,285 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,250,834 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,487,314 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,602,038 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,317,322 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,510,824 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000159 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000245 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000226 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[186] 235m:57s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,519,329 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,555,302 msg/sec
          boost::lockfree::queue, 1,s:   6,875,475 msg/sec
          boost::lockfree::queue, 1,i:   6,930,629 msg/sec
          boost::lockfree::queue, 2,s:   7,474,432 msg/sec
          boost::lockfree::queue, 2,i:   7,526,923 msg/sec
          boost::lockfree::queue, 3,s:   7,477,509 msg/sec
          boost::lockfree::queue, 3,i:   7,511,462 msg/sec
          boost::lockfree::queue, 4,s:   6,425,337 msg/sec
          boost::lockfree::queue, 4,i:   6,818,757 msg/sec
          boost::lockfree::queue, 5,s:   6,462,693 msg/sec
          boost::lockfree::queue, 5,i:   6,454,477 msg/sec
          boost::lockfree::queue, 6,s:   6,027,381 msg/sec
          boost::lockfree::queue, 6,i:   6,095,103 msg/sec
          boost::lockfree::queue, 7,s:   5,832,541 msg/sec
          boost::lockfree::queue, 7,i:   6,017,069 msg/sec
          boost::lockfree::queue, 8,s:   5,513,557 msg/sec
          boost::lockfree::queue, 8,i:   5,574,097 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  61,700,268 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  73,384,174 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,550,685 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,535,771 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,865,338 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,774,114 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,697,718 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,384,827 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,561,673 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,228,024 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,530,550 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,826,927 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,350,789 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,264,218 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,169,520 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,347,491 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  50,872,635 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,730,523 msg/sec
                pthread_spinlock, 1,s:  28,670,839 msg/sec
                pthread_spinlock, 1,i:  28,833,671 msg/sec
                pthread_spinlock, 2,s:  15,078,668 msg/sec
                pthread_spinlock, 2,i:  16,573,385 msg/sec
                pthread_spinlock, 3,s:   8,354,311 msg/sec
                pthread_spinlock, 3,i:  12,105,625 msg/sec
                pthread_spinlock, 4,s:   6,541,542 msg/sec
                pthread_spinlock, 4,i:   9,286,466 msg/sec
                pthread_spinlock, 5,s:   8,572,522 msg/sec
                pthread_spinlock, 5,i:   9,274,571 msg/sec
                pthread_spinlock, 6,s:   8,471,171 msg/sec
                pthread_spinlock, 6,i:   8,317,214 msg/sec
                pthread_spinlock, 7,s:   7,464,730 msg/sec
                pthread_spinlock, 7,i:   7,506,668 msg/sec
                pthread_spinlock, 8,s:   6,740,164 msg/sec
                pthread_spinlock, 8,i:   7,271,166 msg/sec
                      std::mutex, 1,s:   6,430,548 msg/sec
                      std::mutex, 1,i:   7,535,276 msg/sec
                      std::mutex, 2,s:   5,772,168 msg/sec
                      std::mutex, 2,i:   5,963,344 msg/sec
                      std::mutex, 3,s:   5,937,131 msg/sec
                      std::mutex, 3,i:   6,030,501 msg/sec
                      std::mutex, 4,s:   5,952,924 msg/sec
                      std::mutex, 4,i:   6,175,843 msg/sec
                      std::mutex, 5,s:   5,917,107 msg/sec
                      std::mutex, 5,i:   5,940,409 msg/sec
                      std::mutex, 6,s:   5,756,300 msg/sec
                      std::mutex, 6,i:   5,824,540 msg/sec
                      std::mutex, 7,s:   5,793,211 msg/sec
                      std::mutex, 7,i:   5,768,205 msg/sec
                      std::mutex, 8,s:   5,673,577 msg/sec
                      std::mutex, 8,i:   5,682,744 msg/sec
                 tbb::spin_mutex, 1,s:  37,888,462 msg/sec
                 tbb::spin_mutex, 1,i:  32,903,506 msg/sec
                 tbb::spin_mutex, 2,s:  21,073,248 msg/sec
                 tbb::spin_mutex, 2,i:  18,354,388 msg/sec
                 tbb::spin_mutex, 3,s:   8,387,083 msg/sec
                 tbb::spin_mutex, 3,i:  10,612,494 msg/sec
                 tbb::spin_mutex, 4,s:   3,186,531 msg/sec
                 tbb::spin_mutex, 4,i:   6,229,613 msg/sec
                 tbb::spin_mutex, 5,s:   5,428,399 msg/sec
                 tbb::spin_mutex, 5,i:   5,651,551 msg/sec
                 tbb::spin_mutex, 6,s:   5,294,924 msg/sec
                 tbb::spin_mutex, 6,i:   4,387,000 msg/sec
                 tbb::spin_mutex, 7,s:   4,863,551 msg/sec
                 tbb::spin_mutex, 7,i:   4,337,749 msg/sec
                 tbb::spin_mutex, 8,s:   4,240,474 msg/sec
                 tbb::spin_mutex, 8,i:   4,055,309 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,681,486 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,595,528 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,670,062 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,894,486 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,272,658 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,168,619 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,132,440 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,229,968 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,643,913 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,373,747 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,589,410 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,754,623 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,569,800 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,086,144 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,740,129 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,935,314 msg/sec
     xenium::michael_scott_queue, 1,s:   9,231,331 msg/sec
     xenium::michael_scott_queue, 1,i:   9,140,686 msg/sec
     xenium::michael_scott_queue, 2,s:   8,426,772 msg/sec
     xenium::michael_scott_queue, 2,i:   8,413,764 msg/sec
     xenium::michael_scott_queue, 3,s:   7,208,121 msg/sec
     xenium::michael_scott_queue, 3,i:   7,559,399 msg/sec
     xenium::michael_scott_queue, 4,s:   6,272,163 msg/sec
     xenium::michael_scott_queue, 4,i:   6,338,291 msg/sec
     xenium::michael_scott_queue, 5,s:   6,258,181 msg/sec
     xenium::michael_scott_queue, 5,i:   6,608,301 msg/sec
     xenium::michael_scott_queue, 6,s:   6,536,074 msg/sec
     xenium::michael_scott_queue, 6,i:   6,698,161 msg/sec
     xenium::michael_scott_queue, 7,s:   6,295,780 msg/sec
     xenium::michael_scott_queue, 7,i:   6,491,971 msg/sec
     xenium::michael_scott_queue, 8,s:   5,980,148 msg/sec
     xenium::michael_scott_queue, 8,i:   6,094,540 msg/sec
         xenium::ramalhete_queue, 1,s:  32,624,209 msg/sec
         xenium::ramalhete_queue, 1,i:  32,284,009 msg/sec
         xenium::ramalhete_queue, 2,s:  23,506,755 msg/sec
         xenium::ramalhete_queue, 2,i:  23,386,181 msg/sec
         xenium::ramalhete_queue, 3,s:  29,246,266 msg/sec
         xenium::ramalhete_queue, 3,i:  28,476,352 msg/sec
         xenium::ramalhete_queue, 4,s:  33,825,024 msg/sec
         xenium::ramalhete_queue, 4,i:  33,460,835 msg/sec
         xenium::ramalhete_queue, 5,s:  32,292,706 msg/sec
         xenium::ramalhete_queue, 5,i:  36,403,171 msg/sec
         xenium::ramalhete_queue, 6,s:  34,237,417 msg/sec
         xenium::ramalhete_queue, 6,i:  39,698,342 msg/sec
         xenium::ramalhete_queue, 7,s:  35,053,396 msg/sec
         xenium::ramalhete_queue, 7,i:  41,141,219 msg/sec
         xenium::ramalhete_queue, 8,s:  35,637,823 msg/sec
         xenium::ramalhete_queue, 8,i:  44,269,578 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,111,088 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,921,837 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,842,986 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,457,375 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,622,961 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,750,639 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,553,384 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,258,846 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,048,959 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,336,453 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,965,042 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,178,122 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,254,454 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,977,821 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,896 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,230,061 msg/sec
                     AtomicQueue, 1,s:  62,298,976 msg/sec
                     AtomicQueue, 1,i:  56,943,180 msg/sec
                     AtomicQueue, 2,s:  12,280,424 msg/sec
                     AtomicQueue, 2,i:  11,768,620 msg/sec
                     AtomicQueue, 3,s:  10,782,750 msg/sec
                     AtomicQueue, 3,i:   9,878,637 msg/sec
                     AtomicQueue, 4,s:   8,182,353 msg/sec
                     AtomicQueue, 4,i:   8,181,968 msg/sec
                     AtomicQueue, 5,s:   8,048,755 msg/sec
                     AtomicQueue, 5,i:   8,064,386 msg/sec
                     AtomicQueue, 6,s:   7,775,956 msg/sec
                     AtomicQueue, 6,i:   7,624,658 msg/sec
                     AtomicQueue, 7,s:   7,110,145 msg/sec
                     AtomicQueue, 7,i:   7,965,568 msg/sec
                     AtomicQueue, 8,s:   6,326,924 msg/sec
                     AtomicQueue, 8,i:   7,473,614 msg/sec
                    AtomicQueueB, 1,s:  43,967,959 msg/sec
                    AtomicQueueB, 1,i:  43,190,103 msg/sec
                    AtomicQueueB, 2,s:  11,827,964 msg/sec
                    AtomicQueueB, 2,i:  11,463,904 msg/sec
                    AtomicQueueB, 3,s:  10,990,218 msg/sec
                    AtomicQueueB, 3,i:  10,154,824 msg/sec
                    AtomicQueueB, 4,s:   7,982,810 msg/sec
                    AtomicQueueB, 4,i:   7,981,236 msg/sec
                    AtomicQueueB, 5,s:   7,577,250 msg/sec
                    AtomicQueueB, 5,i:   7,782,259 msg/sec
                    AtomicQueueB, 6,s:   7,238,774 msg/sec
                    AtomicQueueB, 6,i:   7,498,033 msg/sec
                    AtomicQueueB, 7,s:   6,874,585 msg/sec
                    AtomicQueueB, 7,i:   7,730,913 msg/sec
                    AtomicQueueB, 8,s:   6,210,516 msg/sec
                    AtomicQueueB, 8,i:   7,146,324 msg/sec
             OptimistAtomicQueue, 1,s: 827,389,060 msg/sec
             OptimistAtomicQueue, 1,i: 532,826,153 msg/sec
             OptimistAtomicQueue, 2,s:  31,926,736 msg/sec
             OptimistAtomicQueue, 2,i:  32,002,917 msg/sec
             OptimistAtomicQueue, 3,s:  36,615,142 msg/sec
             OptimistAtomicQueue, 3,i:  37,330,322 msg/sec
             OptimistAtomicQueue, 4,s:  39,265,701 msg/sec
             OptimistAtomicQueue, 4,i:  39,358,177 msg/sec
             OptimistAtomicQueue, 5,s:  41,740,405 msg/sec
             OptimistAtomicQueue, 5,i:  46,309,808 msg/sec
             OptimistAtomicQueue, 6,s:  42,122,404 msg/sec
             OptimistAtomicQueue, 6,i:  49,840,355 msg/sec
             OptimistAtomicQueue, 7,s:  45,040,947 msg/sec
             OptimistAtomicQueue, 7,i:  53,060,058 msg/sec
             OptimistAtomicQueue, 8,s:  46,499,160 msg/sec
             OptimistAtomicQueue, 8,i:  49,180,805 msg/sec
            OptimistAtomicQueueB, 1,s: 124,555,023 msg/sec
            OptimistAtomicQueueB, 1,i: 196,629,011 msg/sec
            OptimistAtomicQueueB, 2,s:  32,243,521 msg/sec
            OptimistAtomicQueueB, 2,i:  31,917,838 msg/sec
            OptimistAtomicQueueB, 3,s:  36,211,471 msg/sec
            OptimistAtomicQueueB, 3,i:  36,944,067 msg/sec
            OptimistAtomicQueueB, 4,s:  38,562,617 msg/sec
            OptimistAtomicQueueB, 4,i:  38,410,565 msg/sec
            OptimistAtomicQueueB, 5,s:  40,301,376 msg/sec
            OptimistAtomicQueueB, 5,i:  45,759,913 msg/sec
            OptimistAtomicQueueB, 6,s:  41,160,911 msg/sec
            OptimistAtomicQueueB, 6,i:  49,173,784 msg/sec
            OptimistAtomicQueueB, 7,s:  42,520,613 msg/sec
            OptimistAtomicQueueB, 7,i:  47,649,432 msg/sec
            OptimistAtomicQueueB, 8,s:  44,528,618 msg/sec
            OptimistAtomicQueueB, 8,i:  47,708,201 msg/sec
                    AtomicQueue2, 1,s:  22,900,373 msg/sec
                    AtomicQueue2, 1,i:  22,839,756 msg/sec
                    AtomicQueue2, 2,s:  11,885,215 msg/sec
                    AtomicQueue2, 2,i:  11,427,189 msg/sec
                    AtomicQueue2, 3,s:   9,577,386 msg/sec
                    AtomicQueue2, 3,i:   9,429,188 msg/sec
                    AtomicQueue2, 4,s:   8,094,022 msg/sec
                    AtomicQueue2, 4,i:   8,034,518 msg/sec
                    AtomicQueue2, 5,s:   7,931,910 msg/sec
                    AtomicQueue2, 5,i:   8,023,006 msg/sec
                    AtomicQueue2, 6,s:   7,818,300 msg/sec
                    AtomicQueue2, 6,i:   7,533,026 msg/sec
                    AtomicQueue2, 7,s:   7,108,971 msg/sec
                    AtomicQueue2, 7,i:   7,880,749 msg/sec
                    AtomicQueue2, 8,s:   6,400,046 msg/sec
                    AtomicQueue2, 8,i:   7,270,730 msg/sec
                   AtomicQueueB2, 1,s:  36,269,264 msg/sec
                   AtomicQueueB2, 1,i:  32,627,366 msg/sec
                   AtomicQueueB2, 2,s:  11,457,199 msg/sec
                   AtomicQueueB2, 2,i:  11,119,563 msg/sec
                   AtomicQueueB2, 3,s:   9,671,540 msg/sec
                   AtomicQueueB2, 3,i:   9,498,986 msg/sec
                   AtomicQueueB2, 4,s:   7,925,745 msg/sec
                   AtomicQueueB2, 4,i:   7,857,920 msg/sec
                   AtomicQueueB2, 5,s:   7,523,779 msg/sec
                   AtomicQueueB2, 5,i:   7,640,098 msg/sec
                   AtomicQueueB2, 6,s:   7,388,276 msg/sec
                   AtomicQueueB2, 6,i:   7,445,048 msg/sec
                   AtomicQueueB2, 7,s:   6,872,133 msg/sec
                   AtomicQueueB2, 7,i:   7,700,489 msg/sec
                   AtomicQueueB2, 8,s:   6,295,061 msg/sec
                   AtomicQueueB2, 8,i:   7,104,154 msg/sec
            OptimistAtomicQueue2, 1,s: 466,034,909 msg/sec
            OptimistAtomicQueue2, 1,i: 439,249,923 msg/sec
            OptimistAtomicQueue2, 2,s:  24,906,421 msg/sec
            OptimistAtomicQueue2, 2,i:  24,025,577 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,017 msg/sec
            OptimistAtomicQueue2, 3,i:  30,005,646 msg/sec
            OptimistAtomicQueue2, 4,s:  33,239,017 msg/sec
            OptimistAtomicQueue2, 4,i:  33,222,929 msg/sec
            OptimistAtomicQueue2, 5,s:  36,988,886 msg/sec
            OptimistAtomicQueue2, 5,i:  40,072,778 msg/sec
            OptimistAtomicQueue2, 6,s:  40,132,727 msg/sec
            OptimistAtomicQueue2, 6,i:  49,164,708 msg/sec
            OptimistAtomicQueue2, 7,s:  43,008,650 msg/sec
            OptimistAtomicQueue2, 7,i:  51,524,128 msg/sec
            OptimistAtomicQueue2, 8,s:  43,856,569 msg/sec
            OptimistAtomicQueue2, 8,i:  48,828,676 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,775,664 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,862,091 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,110,122 msg/sec
           OptimistAtomicQueueB2, 2,i:  27,327,442 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,826,894 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,092,337 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,326,842 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,807,119 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,669,242 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,412,636 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,616,338 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,158,834 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,669,077 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,243,360 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,408,315 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,001,771 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000151 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000234 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000261 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[187] 234m:38s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,971,568 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,076,502 msg/sec
          boost::lockfree::queue, 1,s:   6,780,384 msg/sec
          boost::lockfree::queue, 1,i:   6,883,647 msg/sec
          boost::lockfree::queue, 2,s:   7,553,296 msg/sec
          boost::lockfree::queue, 2,i:   7,430,293 msg/sec
          boost::lockfree::queue, 3,s:   7,406,757 msg/sec
          boost::lockfree::queue, 3,i:   7,532,343 msg/sec
          boost::lockfree::queue, 4,s:   6,425,879 msg/sec
          boost::lockfree::queue, 4,i:   6,872,070 msg/sec
          boost::lockfree::queue, 5,s:   6,395,022 msg/sec
          boost::lockfree::queue, 5,i:   6,433,308 msg/sec
          boost::lockfree::queue, 6,s:   5,954,524 msg/sec
          boost::lockfree::queue, 6,i:   6,097,185 msg/sec
          boost::lockfree::queue, 7,s:   5,929,753 msg/sec
          boost::lockfree::queue, 7,i:   6,083,038 msg/sec
          boost::lockfree::queue, 8,s:   5,483,778 msg/sec
          boost::lockfree::queue, 8,i:   5,641,310 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 158,363,716 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  59,129,520 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,154,921 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,795,872 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,742,382 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,479,288 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,714,054 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,734,812 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,737,495 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,103,874 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,220,528 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,129,953 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,381,455 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,524,275 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,862,882 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,472,874 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,405,312 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,400,117 msg/sec
                pthread_spinlock, 1,s:  28,773,257 msg/sec
                pthread_spinlock, 1,i:  25,346,553 msg/sec
                pthread_spinlock, 2,s:  16,015,680 msg/sec
                pthread_spinlock, 2,i:  16,977,824 msg/sec
                pthread_spinlock, 3,s:   8,330,073 msg/sec
                pthread_spinlock, 3,i:  12,106,491 msg/sec
                pthread_spinlock, 4,s:   6,497,962 msg/sec
                pthread_spinlock, 4,i:   9,054,493 msg/sec
                pthread_spinlock, 5,s:   8,585,332 msg/sec
                pthread_spinlock, 5,i:   9,348,969 msg/sec
                pthread_spinlock, 6,s:   8,490,749 msg/sec
                pthread_spinlock, 6,i:   8,582,507 msg/sec
                pthread_spinlock, 7,s:   7,578,059 msg/sec
                pthread_spinlock, 7,i:   7,539,354 msg/sec
                pthread_spinlock, 8,s:   6,869,708 msg/sec
                pthread_spinlock, 8,i:   6,883,378 msg/sec
                      std::mutex, 1,s:   6,492,977 msg/sec
                      std::mutex, 1,i:   6,578,869 msg/sec
                      std::mutex, 2,s:   5,581,981 msg/sec
                      std::mutex, 2,i:   5,748,996 msg/sec
                      std::mutex, 3,s:   5,375,565 msg/sec
                      std::mutex, 3,i:   4,977,628 msg/sec
                      std::mutex, 4,s:   5,791,559 msg/sec
                      std::mutex, 4,i:   5,448,049 msg/sec
                      std::mutex, 5,s:   5,212,830 msg/sec
                      std::mutex, 5,i:   5,674,519 msg/sec
                      std::mutex, 6,s:   5,691,926 msg/sec
                      std::mutex, 6,i:   5,990,710 msg/sec
                      std::mutex, 7,s:   5,824,246 msg/sec
                      std::mutex, 7,i:   5,855,353 msg/sec
                      std::mutex, 8,s:   5,739,247 msg/sec
                      std::mutex, 8,i:   5,653,540 msg/sec
                 tbb::spin_mutex, 1,s:  37,969,757 msg/sec
                 tbb::spin_mutex, 1,i:  38,086,974 msg/sec
                 tbb::spin_mutex, 2,s:  21,140,060 msg/sec
                 tbb::spin_mutex, 2,i:  18,283,738 msg/sec
                 tbb::spin_mutex, 3,s:   7,926,849 msg/sec
                 tbb::spin_mutex, 3,i:  10,198,730 msg/sec
                 tbb::spin_mutex, 4,s:   3,234,310 msg/sec
                 tbb::spin_mutex, 4,i:   6,379,576 msg/sec
                 tbb::spin_mutex, 5,s:   5,337,313 msg/sec
                 tbb::spin_mutex, 5,i:   5,789,921 msg/sec
                 tbb::spin_mutex, 6,s:   5,334,072 msg/sec
                 tbb::spin_mutex, 6,i:   4,446,656 msg/sec
                 tbb::spin_mutex, 7,s:   4,605,990 msg/sec
                 tbb::spin_mutex, 7,i:   4,321,652 msg/sec
                 tbb::spin_mutex, 8,s:   4,258,288 msg/sec
                 tbb::spin_mutex, 8,i:   4,172,995 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,313,897 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,484,605 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,749,614 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,335,784 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,161,792 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,214,946 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,039,876 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,184,382 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,580,561 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,356,626 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,634,544 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,781,268 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,694,452 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,078,676 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,755,526 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,984,502 msg/sec
     xenium::michael_scott_queue, 1,s:   9,368,766 msg/sec
     xenium::michael_scott_queue, 1,i:   9,237,699 msg/sec
     xenium::michael_scott_queue, 2,s:   8,362,508 msg/sec
     xenium::michael_scott_queue, 2,i:   8,407,434 msg/sec
     xenium::michael_scott_queue, 3,s:   7,087,180 msg/sec
     xenium::michael_scott_queue, 3,i:   7,625,357 msg/sec
     xenium::michael_scott_queue, 4,s:   6,335,905 msg/sec
     xenium::michael_scott_queue, 4,i:   6,325,763 msg/sec
     xenium::michael_scott_queue, 5,s:   6,307,651 msg/sec
     xenium::michael_scott_queue, 5,i:   6,671,822 msg/sec
     xenium::michael_scott_queue, 6,s:   6,506,044 msg/sec
     xenium::michael_scott_queue, 6,i:   6,953,645 msg/sec
     xenium::michael_scott_queue, 7,s:   6,313,119 msg/sec
     xenium::michael_scott_queue, 7,i:   6,529,033 msg/sec
     xenium::michael_scott_queue, 8,s:   6,002,171 msg/sec
     xenium::michael_scott_queue, 8,i:   6,093,557 msg/sec
         xenium::ramalhete_queue, 1,s:  32,147,893 msg/sec
         xenium::ramalhete_queue, 1,i:  30,921,461 msg/sec
         xenium::ramalhete_queue, 2,s:  23,494,817 msg/sec
         xenium::ramalhete_queue, 2,i:  23,354,502 msg/sec
         xenium::ramalhete_queue, 3,s:  29,392,413 msg/sec
         xenium::ramalhete_queue, 3,i:  28,501,199 msg/sec
         xenium::ramalhete_queue, 4,s:  33,902,198 msg/sec
         xenium::ramalhete_queue, 4,i:  33,462,423 msg/sec
         xenium::ramalhete_queue, 5,s:  32,157,497 msg/sec
         xenium::ramalhete_queue, 5,i:  36,058,804 msg/sec
         xenium::ramalhete_queue, 6,s:  33,986,108 msg/sec
         xenium::ramalhete_queue, 6,i:  39,192,804 msg/sec
         xenium::ramalhete_queue, 7,s:  35,060,122 msg/sec
         xenium::ramalhete_queue, 7,i:  40,981,964 msg/sec
         xenium::ramalhete_queue, 8,s:  35,565,844 msg/sec
         xenium::ramalhete_queue, 8,i:  44,034,092 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,318,043 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,969,339 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,963,182 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,151,915 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,471,577 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,791,550 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,658,135 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,283,940 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,902,529 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,138,771 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,997,372 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,375,661 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,247,373 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,154,963 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,415,235 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,511,357 msg/sec
                     AtomicQueue, 1,s:  60,650,236 msg/sec
                     AtomicQueue, 1,i:  56,508,801 msg/sec
                     AtomicQueue, 2,s:  12,332,139 msg/sec
                     AtomicQueue, 2,i:  11,735,906 msg/sec
                     AtomicQueue, 3,s:  10,758,729 msg/sec
                     AtomicQueue, 3,i:   9,889,375 msg/sec
                     AtomicQueue, 4,s:   8,178,617 msg/sec
                     AtomicQueue, 4,i:   8,181,907 msg/sec
                     AtomicQueue, 5,s:   8,040,123 msg/sec
                     AtomicQueue, 5,i:   8,120,542 msg/sec
                     AtomicQueue, 6,s:   7,916,386 msg/sec
                     AtomicQueue, 6,i:   7,613,103 msg/sec
                     AtomicQueue, 7,s:   7,227,281 msg/sec
                     AtomicQueue, 7,i:   7,956,326 msg/sec
                     AtomicQueue, 8,s:   6,341,908 msg/sec
                     AtomicQueue, 8,i:   7,461,923 msg/sec
                    AtomicQueueB, 1,s:  73,170,843 msg/sec
                    AtomicQueueB, 1,i:  43,199,362 msg/sec
                    AtomicQueueB, 2,s:  11,827,474 msg/sec
                    AtomicQueueB, 2,i:  11,516,454 msg/sec
                    AtomicQueueB, 3,s:  10,980,095 msg/sec
                    AtomicQueueB, 3,i:  10,328,521 msg/sec
                    AtomicQueueB, 4,s:   8,080,234 msg/sec
                    AtomicQueueB, 4,i:   8,132,871 msg/sec
                    AtomicQueueB, 5,s:   7,658,596 msg/sec
                    AtomicQueueB, 5,i:   7,830,217 msg/sec
                    AtomicQueueB, 6,s:   7,305,392 msg/sec
                    AtomicQueueB, 6,i:   7,500,813 msg/sec
                    AtomicQueueB, 7,s:   6,868,624 msg/sec
                    AtomicQueueB, 7,i:   7,678,464 msg/sec
                    AtomicQueueB, 8,s:   6,218,300 msg/sec
                    AtomicQueueB, 8,i:   7,172,582 msg/sec
             OptimistAtomicQueue, 1,s: 748,090,872 msg/sec
             OptimistAtomicQueue, 1,i: 776,864,508 msg/sec
             OptimistAtomicQueue, 2,s:  32,167,810 msg/sec
             OptimistAtomicQueue, 2,i:  32,700,526 msg/sec
             OptimistAtomicQueue, 3,s:  36,649,002 msg/sec
             OptimistAtomicQueue, 3,i:  37,360,050 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,386 msg/sec
             OptimistAtomicQueue, 4,i:  39,391,546 msg/sec
             OptimistAtomicQueue, 5,s:  41,757,782 msg/sec
             OptimistAtomicQueue, 5,i:  46,184,416 msg/sec
             OptimistAtomicQueue, 6,s:  42,766,268 msg/sec
             OptimistAtomicQueue, 6,i:  50,496,664 msg/sec
             OptimistAtomicQueue, 7,s:  44,444,309 msg/sec
             OptimistAtomicQueue, 7,i:  52,106,346 msg/sec
             OptimistAtomicQueue, 8,s:  46,447,804 msg/sec
             OptimistAtomicQueue, 8,i:  49,335,637 msg/sec
            OptimistAtomicQueueB, 1,s:  77,963,958 msg/sec
            OptimistAtomicQueueB, 1,i: 146,435,449 msg/sec
            OptimistAtomicQueueB, 2,s:  32,172,998 msg/sec
            OptimistAtomicQueueB, 2,i:  32,015,754 msg/sec
            OptimistAtomicQueueB, 3,s:  36,158,622 msg/sec
            OptimistAtomicQueueB, 3,i:  36,967,764 msg/sec
            OptimistAtomicQueueB, 4,s:  38,633,306 msg/sec
            OptimistAtomicQueueB, 4,i:  38,600,816 msg/sec
            OptimistAtomicQueueB, 5,s:  41,383,417 msg/sec
            OptimistAtomicQueueB, 5,i:  46,013,887 msg/sec
            OptimistAtomicQueueB, 6,s:  40,390,582 msg/sec
            OptimistAtomicQueueB, 6,i:  49,094,643 msg/sec
            OptimistAtomicQueueB, 7,s:  42,083,768 msg/sec
            OptimistAtomicQueueB, 7,i:  51,523,356 msg/sec
            OptimistAtomicQueueB, 8,s:  44,288,374 msg/sec
            OptimistAtomicQueueB, 8,i:  47,957,813 msg/sec
                    AtomicQueue2, 1,s:  22,919,432 msg/sec
                    AtomicQueue2, 1,i:  22,878,468 msg/sec
                    AtomicQueue2, 2,s:  11,635,633 msg/sec
                    AtomicQueue2, 2,i:  11,306,217 msg/sec
                    AtomicQueue2, 3,s:   9,656,270 msg/sec
                    AtomicQueue2, 3,i:   9,429,640 msg/sec
                    AtomicQueue2, 4,s:   8,043,537 msg/sec
                    AtomicQueue2, 4,i:   7,977,328 msg/sec
                    AtomicQueue2, 5,s:   7,934,367 msg/sec
                    AtomicQueue2, 5,i:   8,080,322 msg/sec
                    AtomicQueue2, 6,s:   7,715,540 msg/sec
                    AtomicQueue2, 6,i:   7,530,905 msg/sec
                    AtomicQueue2, 7,s:   7,154,402 msg/sec
                    AtomicQueue2, 7,i:   7,891,695 msg/sec
                    AtomicQueue2, 8,s:   6,391,322 msg/sec
                    AtomicQueue2, 8,i:   7,363,831 msg/sec
                   AtomicQueueB2, 1,s:  35,925,401 msg/sec
                   AtomicQueueB2, 1,i:  32,662,187 msg/sec
                   AtomicQueueB2, 2,s:  11,433,194 msg/sec
                   AtomicQueueB2, 2,i:  11,177,770 msg/sec
                   AtomicQueueB2, 3,s:   9,601,752 msg/sec
                   AtomicQueueB2, 3,i:   9,486,074 msg/sec
                   AtomicQueueB2, 4,s:   7,948,082 msg/sec
                   AtomicQueueB2, 4,i:   7,853,183 msg/sec
                   AtomicQueueB2, 5,s:   7,515,011 msg/sec
                   AtomicQueueB2, 5,i:   7,803,801 msg/sec
                   AtomicQueueB2, 6,s:   7,308,218 msg/sec
                   AtomicQueueB2, 6,i:   7,444,286 msg/sec
                   AtomicQueueB2, 7,s:   6,806,853 msg/sec
                   AtomicQueueB2, 7,i:   7,709,038 msg/sec
                   AtomicQueueB2, 8,s:   6,301,987 msg/sec
                   AtomicQueueB2, 8,i:   7,173,431 msg/sec
            OptimistAtomicQueue2, 1,s: 503,580,774 msg/sec
            OptimistAtomicQueue2, 1,i:  32,095,427 msg/sec
            OptimistAtomicQueue2, 2,s:  24,943,910 msg/sec
            OptimistAtomicQueue2, 2,i:  24,020,570 msg/sec
            OptimistAtomicQueue2, 3,s:  30,452,660 msg/sec
            OptimistAtomicQueue2, 3,i:  29,984,739 msg/sec
            OptimistAtomicQueue2, 4,s:  33,159,980 msg/sec
            OptimistAtomicQueue2, 4,i:  33,401,510 msg/sec
            OptimistAtomicQueue2, 5,s:  37,009,344 msg/sec
            OptimistAtomicQueue2, 5,i:  40,466,686 msg/sec
            OptimistAtomicQueue2, 6,s:  40,124,626 msg/sec
            OptimistAtomicQueue2, 6,i:  49,387,856 msg/sec
            OptimistAtomicQueue2, 7,s:  43,080,860 msg/sec
            OptimistAtomicQueue2, 7,i:  51,591,136 msg/sec
            OptimistAtomicQueue2, 8,s:  44,043,959 msg/sec
            OptimistAtomicQueue2, 8,i:  49,704,101 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,052,914 msg/sec
           OptimistAtomicQueueB2, 1,i:  56,883,215 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,806,662 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,314,056 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,720,729 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,109,010 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,431,532 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,723,586 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,677,148 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,901,089 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,469,635 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,412,704 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,798,422 msg/sec
           OptimistAtomicQueueB2, 7,i:  42,911,109 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,430,896 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,013,664 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000233 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000258 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000275 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000143 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000192 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[188] 233m:18s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,516,309 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,971,117 msg/sec
          boost::lockfree::queue, 1,s:   6,874,224 msg/sec
          boost::lockfree::queue, 1,i:   6,816,112 msg/sec
          boost::lockfree::queue, 2,s:   7,496,183 msg/sec
          boost::lockfree::queue, 2,i:   7,491,060 msg/sec
          boost::lockfree::queue, 3,s:   7,406,271 msg/sec
          boost::lockfree::queue, 3,i:   7,608,599 msg/sec
          boost::lockfree::queue, 4,s:   6,429,366 msg/sec
          boost::lockfree::queue, 4,i:   6,856,625 msg/sec
          boost::lockfree::queue, 5,s:   6,429,407 msg/sec
          boost::lockfree::queue, 5,i:   6,509,713 msg/sec
          boost::lockfree::queue, 6,s:   5,961,007 msg/sec
          boost::lockfree::queue, 6,i:   6,139,668 msg/sec
          boost::lockfree::queue, 7,s:   5,901,416 msg/sec
          boost::lockfree::queue, 7,i:   6,038,642 msg/sec
          boost::lockfree::queue, 8,s:   5,480,635 msg/sec
          boost::lockfree::queue, 8,i:   5,582,182 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 483,130,472 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 464,159,409 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,295,571 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,847,559 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,812,659 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,915,634 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,607,474 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,412,014 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,173,015 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,978,871 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,416,080 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,658,834 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,647,745 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,718,873 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,896,538 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,897,615 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,152,913 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,824,821 msg/sec
                pthread_spinlock, 1,s:  28,801,034 msg/sec
                pthread_spinlock, 1,i:  25,311,121 msg/sec
                pthread_spinlock, 2,s:  15,436,391 msg/sec
                pthread_spinlock, 2,i:  17,912,476 msg/sec
                pthread_spinlock, 3,s:   8,283,058 msg/sec
                pthread_spinlock, 3,i:  12,067,328 msg/sec
                pthread_spinlock, 4,s:   6,488,461 msg/sec
                pthread_spinlock, 4,i:   8,959,560 msg/sec
                pthread_spinlock, 5,s:   8,696,962 msg/sec
                pthread_spinlock, 5,i:   9,214,936 msg/sec
                pthread_spinlock, 6,s:   8,657,077 msg/sec
                pthread_spinlock, 6,i:   9,267,681 msg/sec
                pthread_spinlock, 7,s:   7,630,196 msg/sec
                pthread_spinlock, 7,i:   7,916,575 msg/sec
                pthread_spinlock, 8,s:   6,687,196 msg/sec
                pthread_spinlock, 8,i:   7,595,427 msg/sec
                      std::mutex, 1,s:   5,990,095 msg/sec
                      std::mutex, 1,i:   5,961,057 msg/sec
                      std::mutex, 2,s:   5,182,740 msg/sec
                      std::mutex, 2,i:   5,437,388 msg/sec
                      std::mutex, 3,s:   5,231,738 msg/sec
                      std::mutex, 3,i:   4,847,999 msg/sec
                      std::mutex, 4,s:   6,158,057 msg/sec
                      std::mutex, 4,i:   6,206,770 msg/sec
                      std::mutex, 5,s:   5,995,093 msg/sec
                      std::mutex, 5,i:   5,686,782 msg/sec
                      std::mutex, 6,s:   5,910,601 msg/sec
                      std::mutex, 6,i:   5,921,124 msg/sec
                      std::mutex, 7,s:   5,815,593 msg/sec
                      std::mutex, 7,i:   5,822,113 msg/sec
                      std::mutex, 8,s:   5,721,901 msg/sec
                      std::mutex, 8,i:   5,675,990 msg/sec
                 tbb::spin_mutex, 1,s:  37,867,682 msg/sec
                 tbb::spin_mutex, 1,i:  37,705,180 msg/sec
                 tbb::spin_mutex, 2,s:  21,220,525 msg/sec
                 tbb::spin_mutex, 2,i:  18,432,540 msg/sec
                 tbb::spin_mutex, 3,s:   7,352,035 msg/sec
                 tbb::spin_mutex, 3,i:  10,149,699 msg/sec
                 tbb::spin_mutex, 4,s:   3,287,457 msg/sec
                 tbb::spin_mutex, 4,i:   6,438,155 msg/sec
                 tbb::spin_mutex, 5,s:   5,226,929 msg/sec
                 tbb::spin_mutex, 5,i:   5,716,982 msg/sec
                 tbb::spin_mutex, 6,s:   5,358,630 msg/sec
                 tbb::spin_mutex, 6,i:   4,321,180 msg/sec
                 tbb::spin_mutex, 7,s:   4,854,262 msg/sec
                 tbb::spin_mutex, 7,i:   4,352,099 msg/sec
                 tbb::spin_mutex, 8,s:   4,263,818 msg/sec
                 tbb::spin_mutex, 8,i:   4,171,593 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,258,951 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,843,840 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,231,252 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,425,185 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,548,824 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,700,918 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,530,959 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,600,551 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,906,594 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,600,647 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,872,131 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,674,483 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,880,618 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,800,038 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,776,755 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,478,439 msg/sec
     xenium::michael_scott_queue, 1,s:  10,155,314 msg/sec
     xenium::michael_scott_queue, 1,i:   9,949,161 msg/sec
     xenium::michael_scott_queue, 2,s:   8,531,254 msg/sec
     xenium::michael_scott_queue, 2,i:   8,509,211 msg/sec
     xenium::michael_scott_queue, 3,s:   7,156,245 msg/sec
     xenium::michael_scott_queue, 3,i:   7,535,443 msg/sec
     xenium::michael_scott_queue, 4,s:   6,275,442 msg/sec
     xenium::michael_scott_queue, 4,i:   6,319,363 msg/sec
     xenium::michael_scott_queue, 5,s:   6,323,695 msg/sec
     xenium::michael_scott_queue, 5,i:   6,643,405 msg/sec
     xenium::michael_scott_queue, 6,s:   6,446,923 msg/sec
     xenium::michael_scott_queue, 6,i:   6,731,186 msg/sec
     xenium::michael_scott_queue, 7,s:   6,294,596 msg/sec
     xenium::michael_scott_queue, 7,i:   6,435,435 msg/sec
     xenium::michael_scott_queue, 8,s:   6,013,905 msg/sec
     xenium::michael_scott_queue, 8,i:   6,091,659 msg/sec
         xenium::ramalhete_queue, 1,s:  32,581,543 msg/sec
         xenium::ramalhete_queue, 1,i:  31,970,698 msg/sec
         xenium::ramalhete_queue, 2,s:  23,399,733 msg/sec
         xenium::ramalhete_queue, 2,i:  23,371,290 msg/sec
         xenium::ramalhete_queue, 3,s:  29,228,660 msg/sec
         xenium::ramalhete_queue, 3,i:  28,444,958 msg/sec
         xenium::ramalhete_queue, 4,s:  33,847,672 msg/sec
         xenium::ramalhete_queue, 4,i:  33,506,048 msg/sec
         xenium::ramalhete_queue, 5,s:  31,942,495 msg/sec
         xenium::ramalhete_queue, 5,i:  36,123,144 msg/sec
         xenium::ramalhete_queue, 6,s:  34,079,457 msg/sec
         xenium::ramalhete_queue, 6,i:  38,995,736 msg/sec
         xenium::ramalhete_queue, 7,s:  35,040,612 msg/sec
         xenium::ramalhete_queue, 7,i:  41,434,882 msg/sec
         xenium::ramalhete_queue, 8,s:  35,594,723 msg/sec
         xenium::ramalhete_queue, 8,i:  44,019,771 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,914,749 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  93,788,407 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,954,480 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,883,055 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,628,814 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,912,278 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,469,601 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,213,055 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,468,068 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,352,769 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,184,432 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,414,383 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,313,836 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,259,244 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,401,910 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,347,693 msg/sec
                     AtomicQueue, 1,s:  61,945,775 msg/sec
                     AtomicQueue, 1,i:  56,615,754 msg/sec
                     AtomicQueue, 2,s:  12,225,608 msg/sec
                     AtomicQueue, 2,i:  11,749,056 msg/sec
                     AtomicQueue, 3,s:  10,807,393 msg/sec
                     AtomicQueue, 3,i:   9,906,824 msg/sec
                     AtomicQueue, 4,s:   8,191,350 msg/sec
                     AtomicQueue, 4,i:   8,241,850 msg/sec
                     AtomicQueue, 5,s:   8,035,074 msg/sec
                     AtomicQueue, 5,i:   8,164,594 msg/sec
                     AtomicQueue, 6,s:   7,706,871 msg/sec
                     AtomicQueue, 6,i:   7,611,809 msg/sec
                     AtomicQueue, 7,s:   7,109,844 msg/sec
                     AtomicQueue, 7,i:   7,980,430 msg/sec
                     AtomicQueue, 8,s:   6,356,160 msg/sec
                     AtomicQueue, 8,i:   7,460,382 msg/sec
                    AtomicQueueB, 1,s:  46,679,846 msg/sec
                    AtomicQueueB, 1,i:  42,960,332 msg/sec
                    AtomicQueueB, 2,s:  11,817,634 msg/sec
                    AtomicQueueB, 2,i:  11,474,433 msg/sec
                    AtomicQueueB, 3,s:  10,937,973 msg/sec
                    AtomicQueueB, 3,i:  10,165,776 msg/sec
                    AtomicQueueB, 4,s:   8,071,160 msg/sec
                    AtomicQueueB, 4,i:   8,045,639 msg/sec
                    AtomicQueueB, 5,s:   7,682,092 msg/sec
                    AtomicQueueB, 5,i:   7,736,943 msg/sec
                    AtomicQueueB, 6,s:   7,399,921 msg/sec
                    AtomicQueueB, 6,i:   7,599,966 msg/sec
                    AtomicQueueB, 7,s:   6,844,942 msg/sec
                    AtomicQueueB, 7,i:   7,707,749 msg/sec
                    AtomicQueueB, 8,s:   6,214,076 msg/sec
                    AtomicQueueB, 8,i:   7,158,422 msg/sec
             OptimistAtomicQueue, 1,s: 685,762,289 msg/sec
             OptimistAtomicQueue, 1,i: 514,420,426 msg/sec
             OptimistAtomicQueue, 2,s:  32,643,995 msg/sec
             OptimistAtomicQueue, 2,i:  32,718,873 msg/sec
             OptimistAtomicQueue, 3,s:  36,655,026 msg/sec
             OptimistAtomicQueue, 3,i:  37,404,647 msg/sec
             OptimistAtomicQueue, 4,s:  39,274,047 msg/sec
             OptimistAtomicQueue, 4,i:  39,375,389 msg/sec
             OptimistAtomicQueue, 5,s:  42,600,780 msg/sec
             OptimistAtomicQueue, 5,i:  47,331,112 msg/sec
             OptimistAtomicQueue, 6,s:  42,703,917 msg/sec
             OptimistAtomicQueue, 6,i:  50,428,347 msg/sec
             OptimistAtomicQueue, 7,s:  44,322,679 msg/sec
             OptimistAtomicQueue, 7,i:  52,965,810 msg/sec
             OptimistAtomicQueue, 8,s:  46,403,004 msg/sec
             OptimistAtomicQueue, 8,i:  49,155,599 msg/sec
            OptimistAtomicQueueB, 1,s: 185,688,185 msg/sec
            OptimistAtomicQueueB, 1,i:  76,550,155 msg/sec
            OptimistAtomicQueueB, 2,s:  32,189,720 msg/sec
            OptimistAtomicQueueB, 2,i:  32,249,937 msg/sec
            OptimistAtomicQueueB, 3,s:  36,310,489 msg/sec
            OptimistAtomicQueueB, 3,i:  36,934,788 msg/sec
            OptimistAtomicQueueB, 4,s:  38,693,580 msg/sec
            OptimistAtomicQueueB, 4,i:  38,668,037 msg/sec
            OptimistAtomicQueueB, 5,s:  40,795,674 msg/sec
            OptimistAtomicQueueB, 5,i:  45,520,153 msg/sec
            OptimistAtomicQueueB, 6,s:  40,877,507 msg/sec
            OptimistAtomicQueueB, 6,i:  49,093,921 msg/sec
            OptimistAtomicQueueB, 7,s:  42,205,581 msg/sec
            OptimistAtomicQueueB, 7,i:  48,310,466 msg/sec
            OptimistAtomicQueueB, 8,s:  44,320,034 msg/sec
            OptimistAtomicQueueB, 8,i:  48,108,850 msg/sec
                    AtomicQueue2, 1,s:  22,858,898 msg/sec
                    AtomicQueue2, 1,i:  22,899,328 msg/sec
                    AtomicQueue2, 2,s:  11,798,051 msg/sec
                    AtomicQueue2, 2,i:  11,414,962 msg/sec
                    AtomicQueue2, 3,s:   9,505,341 msg/sec
                    AtomicQueue2, 3,i:   9,459,427 msg/sec
                    AtomicQueue2, 4,s:   8,029,403 msg/sec
                    AtomicQueue2, 4,i:   8,020,036 msg/sec
                    AtomicQueue2, 5,s:   7,911,523 msg/sec
                    AtomicQueue2, 5,i:   8,056,098 msg/sec
                    AtomicQueue2, 6,s:   7,727,832 msg/sec
                    AtomicQueue2, 6,i:   7,515,454 msg/sec
                    AtomicQueue2, 7,s:   7,134,963 msg/sec
                    AtomicQueue2, 7,i:   7,895,755 msg/sec
                    AtomicQueue2, 8,s:   6,385,547 msg/sec
                    AtomicQueue2, 8,i:   7,279,218 msg/sec
                   AtomicQueueB2, 1,s:  35,857,573 msg/sec
                   AtomicQueueB2, 1,i:  32,664,057 msg/sec
                   AtomicQueueB2, 2,s:  11,457,771 msg/sec
                   AtomicQueueB2, 2,i:  11,090,927 msg/sec
                   AtomicQueueB2, 3,s:   9,593,832 msg/sec
                   AtomicQueueB2, 3,i:   9,580,631 msg/sec
                   AtomicQueueB2, 4,s:   7,937,904 msg/sec
                   AtomicQueueB2, 4,i:   7,706,435 msg/sec
                   AtomicQueueB2, 5,s:   7,441,074 msg/sec
                   AtomicQueueB2, 5,i:   7,764,131 msg/sec
                   AtomicQueueB2, 6,s:   7,324,994 msg/sec
                   AtomicQueueB2, 6,i:   7,476,694 msg/sec
                   AtomicQueueB2, 7,s:   6,883,787 msg/sec
                   AtomicQueueB2, 7,i:   7,707,209 msg/sec
                   AtomicQueueB2, 8,s:   6,286,919 msg/sec
                   AtomicQueueB2, 8,i:   7,066,063 msg/sec
            OptimistAtomicQueue2, 1,s:  32,234,031 msg/sec
            OptimistAtomicQueue2, 1,i:  31,842,349 msg/sec
            OptimistAtomicQueue2, 2,s:  29,482,496 msg/sec
            OptimistAtomicQueue2, 2,i:  25,951,959 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,909 msg/sec
            OptimistAtomicQueue2, 3,i:  31,531,683 msg/sec
            OptimistAtomicQueue2, 4,s:  33,236,739 msg/sec
            OptimistAtomicQueue2, 4,i:  33,268,553 msg/sec
            OptimistAtomicQueue2, 5,s:  37,042,193 msg/sec
            OptimistAtomicQueue2, 5,i:  40,574,205 msg/sec
            OptimistAtomicQueue2, 6,s:  40,247,002 msg/sec
            OptimistAtomicQueue2, 6,i:  49,211,096 msg/sec
            OptimistAtomicQueue2, 7,s:  43,079,799 msg/sec
            OptimistAtomicQueue2, 7,i:  48,126,021 msg/sec
            OptimistAtomicQueue2, 8,s:  44,036,629 msg/sec
            OptimistAtomicQueue2, 8,i:  48,479,472 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,038,025 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,865,343 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,644,997 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,739,286 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,765,198 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,439,914 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,246,594 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,085,271 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,670,688 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,549,736 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,318,230 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,313,652 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,310,749 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,120,772 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,038,822 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,575,203 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000116 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000245 sec/round-trip
                pthread_spinlock: 0.000000259 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000281 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[189] 231m:59s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,506,900 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,155,839 msg/sec
          boost::lockfree::queue, 1,s:   6,829,036 msg/sec
          boost::lockfree::queue, 1,i:   6,806,906 msg/sec
          boost::lockfree::queue, 2,s:   7,624,462 msg/sec
          boost::lockfree::queue, 2,i:   7,547,550 msg/sec
          boost::lockfree::queue, 3,s:   7,468,793 msg/sec
          boost::lockfree::queue, 3,i:   7,588,507 msg/sec
          boost::lockfree::queue, 4,s:   6,420,125 msg/sec
          boost::lockfree::queue, 4,i:   6,724,457 msg/sec
          boost::lockfree::queue, 5,s:   6,427,694 msg/sec
          boost::lockfree::queue, 5,i:   6,528,234 msg/sec
          boost::lockfree::queue, 6,s:   5,971,224 msg/sec
          boost::lockfree::queue, 6,i:   6,121,429 msg/sec
          boost::lockfree::queue, 7,s:   5,900,331 msg/sec
          boost::lockfree::queue, 7,i:   6,008,718 msg/sec
          boost::lockfree::queue, 8,s:   5,472,900 msg/sec
          boost::lockfree::queue, 8,i:   5,647,679 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  63,449,600 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  51,421,465 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,897,153 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,843,102 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,914,210 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,107,028 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,092,216 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,748,436 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,148,822 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,319,293 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,372,713 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,302,249 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,443,883 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,147,630 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,967,225 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,823,873 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,285,413 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  37,991,092 msg/sec
                pthread_spinlock, 1,s:  28,917,908 msg/sec
                pthread_spinlock, 1,i:  25,366,861 msg/sec
                pthread_spinlock, 2,s:  15,554,927 msg/sec
                pthread_spinlock, 2,i:  17,121,464 msg/sec
                pthread_spinlock, 3,s:   8,393,493 msg/sec
                pthread_spinlock, 3,i:  11,985,606 msg/sec
                pthread_spinlock, 4,s:   6,517,329 msg/sec
                pthread_spinlock, 4,i:   8,736,401 msg/sec
                pthread_spinlock, 5,s:   8,580,175 msg/sec
                pthread_spinlock, 5,i:  10,423,113 msg/sec
                pthread_spinlock, 6,s:   8,416,369 msg/sec
                pthread_spinlock, 6,i:   8,430,452 msg/sec
                pthread_spinlock, 7,s:   7,742,783 msg/sec
                pthread_spinlock, 7,i:   7,589,953 msg/sec
                pthread_spinlock, 8,s:   6,894,101 msg/sec
                pthread_spinlock, 8,i:   6,981,877 msg/sec
                      std::mutex, 1,s:   8,195,032 msg/sec
                      std::mutex, 1,i:   7,181,178 msg/sec
                      std::mutex, 2,s:   5,983,298 msg/sec
                      std::mutex, 2,i:   5,910,078 msg/sec
                      std::mutex, 3,s:   6,040,580 msg/sec
                      std::mutex, 3,i:   5,989,473 msg/sec
                      std::mutex, 4,s:   6,287,975 msg/sec
                      std::mutex, 4,i:   6,234,725 msg/sec
                      std::mutex, 5,s:   6,090,891 msg/sec
                      std::mutex, 5,i:   5,747,435 msg/sec
                      std::mutex, 6,s:   5,927,177 msg/sec
                      std::mutex, 6,i:   5,933,437 msg/sec
                      std::mutex, 7,s:   5,754,174 msg/sec
                      std::mutex, 7,i:   5,781,697 msg/sec
                      std::mutex, 8,s:   5,666,675 msg/sec
                      std::mutex, 8,i:   5,693,553 msg/sec
                 tbb::spin_mutex, 1,s:  37,781,375 msg/sec
                 tbb::spin_mutex, 1,i:  37,444,704 msg/sec
                 tbb::spin_mutex, 2,s:  21,209,172 msg/sec
                 tbb::spin_mutex, 2,i:  18,443,943 msg/sec
                 tbb::spin_mutex, 3,s:   8,253,837 msg/sec
                 tbb::spin_mutex, 3,i:  10,797,868 msg/sec
                 tbb::spin_mutex, 4,s:   3,141,277 msg/sec
                 tbb::spin_mutex, 4,i:   6,351,637 msg/sec
                 tbb::spin_mutex, 5,s:   5,476,221 msg/sec
                 tbb::spin_mutex, 5,i:   5,816,393 msg/sec
                 tbb::spin_mutex, 6,s:   5,326,837 msg/sec
                 tbb::spin_mutex, 6,i:   4,344,077 msg/sec
                 tbb::spin_mutex, 7,s:   4,540,702 msg/sec
                 tbb::spin_mutex, 7,i:   4,315,050 msg/sec
                 tbb::spin_mutex, 8,s:   4,264,901 msg/sec
                 tbb::spin_mutex, 8,i:   4,077,301 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,156,637 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,090,704 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,406,011 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,566,365 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,679,273 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,725,560 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,512,743 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,582,365 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,881,885 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,630,606 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,925,028 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,681,523 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,886,858 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,819,386 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,775,401 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,474,353 msg/sec
     xenium::michael_scott_queue, 1,s:   9,345,265 msg/sec
     xenium::michael_scott_queue, 1,i:   9,210,202 msg/sec
     xenium::michael_scott_queue, 2,s:   8,387,637 msg/sec
     xenium::michael_scott_queue, 2,i:   8,470,393 msg/sec
     xenium::michael_scott_queue, 3,s:   7,374,910 msg/sec
     xenium::michael_scott_queue, 3,i:   7,522,164 msg/sec
     xenium::michael_scott_queue, 4,s:   6,255,352 msg/sec
     xenium::michael_scott_queue, 4,i:   6,397,862 msg/sec
     xenium::michael_scott_queue, 5,s:   6,331,978 msg/sec
     xenium::michael_scott_queue, 5,i:   6,629,215 msg/sec
     xenium::michael_scott_queue, 6,s:   6,493,359 msg/sec
     xenium::michael_scott_queue, 6,i:   6,708,144 msg/sec
     xenium::michael_scott_queue, 7,s:   6,298,908 msg/sec
     xenium::michael_scott_queue, 7,i:   6,525,499 msg/sec
     xenium::michael_scott_queue, 8,s:   6,059,830 msg/sec
     xenium::michael_scott_queue, 8,i:   6,175,078 msg/sec
         xenium::ramalhete_queue, 1,s:  31,597,915 msg/sec
         xenium::ramalhete_queue, 1,i:  32,029,260 msg/sec
         xenium::ramalhete_queue, 2,s:  24,670,498 msg/sec
         xenium::ramalhete_queue, 2,i:  23,213,928 msg/sec
         xenium::ramalhete_queue, 3,s:  29,227,180 msg/sec
         xenium::ramalhete_queue, 3,i:  28,562,435 msg/sec
         xenium::ramalhete_queue, 4,s:  33,830,596 msg/sec
         xenium::ramalhete_queue, 4,i:  33,477,307 msg/sec
         xenium::ramalhete_queue, 5,s:  32,246,816 msg/sec
         xenium::ramalhete_queue, 5,i:  36,141,788 msg/sec
         xenium::ramalhete_queue, 6,s:  34,055,391 msg/sec
         xenium::ramalhete_queue, 6,i:  39,615,695 msg/sec
         xenium::ramalhete_queue, 7,s:  35,105,162 msg/sec
         xenium::ramalhete_queue, 7,i:  41,767,206 msg/sec
         xenium::ramalhete_queue, 8,s:  35,530,264 msg/sec
         xenium::ramalhete_queue, 8,i:  43,793,681 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,581,461 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,472,934 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,314,313 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,382,805 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,623,411 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,333,973 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,532,997 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,268,891 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,755,333 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,328,507 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,116,076 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,283,057 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,269,523 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,882,396 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,429,411 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,525,410 msg/sec
                     AtomicQueue, 1,s:  60,455,702 msg/sec
                     AtomicQueue, 1,i:  56,584,952 msg/sec
                     AtomicQueue, 2,s:  12,309,636 msg/sec
                     AtomicQueue, 2,i:  11,751,253 msg/sec
                     AtomicQueue, 3,s:  10,777,673 msg/sec
                     AtomicQueue, 3,i:   9,911,342 msg/sec
                     AtomicQueue, 4,s:   8,190,730 msg/sec
                     AtomicQueue, 4,i:   8,162,318 msg/sec
                     AtomicQueue, 5,s:   8,003,434 msg/sec
                     AtomicQueue, 5,i:   8,107,939 msg/sec
                     AtomicQueue, 6,s:   7,807,242 msg/sec
                     AtomicQueue, 6,i:   7,614,529 msg/sec
                     AtomicQueue, 7,s:   7,204,246 msg/sec
                     AtomicQueue, 7,i:   7,975,371 msg/sec
                     AtomicQueue, 8,s:   6,357,040 msg/sec
                     AtomicQueue, 8,i:   7,310,484 msg/sec
                    AtomicQueueB, 1,s:  47,989,668 msg/sec
                    AtomicQueueB, 1,i:  43,062,579 msg/sec
                    AtomicQueueB, 2,s:  11,773,976 msg/sec
                    AtomicQueueB, 2,i:  11,470,344 msg/sec
                    AtomicQueueB, 3,s:  10,962,321 msg/sec
                    AtomicQueueB, 3,i:  10,180,876 msg/sec
                    AtomicQueueB, 4,s:   8,055,882 msg/sec
                    AtomicQueueB, 4,i:   7,938,503 msg/sec
                    AtomicQueueB, 5,s:   7,670,254 msg/sec
                    AtomicQueueB, 5,i:   7,838,075 msg/sec
                    AtomicQueueB, 6,s:   7,218,496 msg/sec
                    AtomicQueueB, 6,i:   7,527,017 msg/sec
                    AtomicQueueB, 7,s:   6,840,714 msg/sec
                    AtomicQueueB, 7,i:   7,713,490 msg/sec
                    AtomicQueueB, 8,s:   6,243,290 msg/sec
                    AtomicQueueB, 8,i:   7,146,076 msg/sec
             OptimistAtomicQueue, 1,s: 697,287,343 msg/sec
             OptimistAtomicQueue, 1,i: 514,760,499 msg/sec
             OptimistAtomicQueue, 2,s:  32,101,996 msg/sec
             OptimistAtomicQueue, 2,i:  32,205,662 msg/sec
             OptimistAtomicQueue, 3,s:  36,661,574 msg/sec
             OptimistAtomicQueue, 3,i:  37,348,753 msg/sec
             OptimistAtomicQueue, 4,s:  39,278,139 msg/sec
             OptimistAtomicQueue, 4,i:  39,383,994 msg/sec
             OptimistAtomicQueue, 5,s:  42,446,079 msg/sec
             OptimistAtomicQueue, 5,i:  47,334,414 msg/sec
             OptimistAtomicQueue, 6,s:  42,240,495 msg/sec
             OptimistAtomicQueue, 6,i:  50,258,676 msg/sec
             OptimistAtomicQueue, 7,s:  45,119,114 msg/sec
             OptimistAtomicQueue, 7,i:  49,163,251 msg/sec
             OptimistAtomicQueue, 8,s:  46,469,251 msg/sec
             OptimistAtomicQueue, 8,i:  48,801,292 msg/sec
            OptimistAtomicQueueB, 1,s: 120,153,496 msg/sec
            OptimistAtomicQueueB, 1,i:  77,418,952 msg/sec
            OptimistAtomicQueueB, 2,s:  32,093,641 msg/sec
            OptimistAtomicQueueB, 2,i:  32,251,307 msg/sec
            OptimistAtomicQueueB, 3,s:  36,269,006 msg/sec
            OptimistAtomicQueueB, 3,i:  36,837,515 msg/sec
            OptimistAtomicQueueB, 4,s:  38,659,674 msg/sec
            OptimistAtomicQueueB, 4,i:  38,642,709 msg/sec
            OptimistAtomicQueueB, 5,s:  40,849,470 msg/sec
            OptimistAtomicQueueB, 5,i:  45,481,389 msg/sec
            OptimistAtomicQueueB, 6,s:  41,263,944 msg/sec
            OptimistAtomicQueueB, 6,i:  49,332,837 msg/sec
            OptimistAtomicQueueB, 7,s:  42,048,513 msg/sec
            OptimistAtomicQueueB, 7,i:  47,850,836 msg/sec
            OptimistAtomicQueueB, 8,s:  44,748,467 msg/sec
            OptimistAtomicQueueB, 8,i:  48,209,213 msg/sec
                    AtomicQueue2, 1,s:  22,917,194 msg/sec
                    AtomicQueue2, 1,i:  22,897,200 msg/sec
                    AtomicQueue2, 2,s:  11,845,649 msg/sec
                    AtomicQueue2, 2,i:  11,465,981 msg/sec
                    AtomicQueue2, 3,s:   9,360,429 msg/sec
                    AtomicQueue2, 3,i:   9,535,159 msg/sec
                    AtomicQueue2, 4,s:   8,020,395 msg/sec
                    AtomicQueue2, 4,i:   8,069,266 msg/sec
                    AtomicQueue2, 5,s:   7,922,799 msg/sec
                    AtomicQueue2, 5,i:   8,010,644 msg/sec
                    AtomicQueue2, 6,s:   7,848,044 msg/sec
                    AtomicQueue2, 6,i:   7,519,314 msg/sec
                    AtomicQueue2, 7,s:   7,154,608 msg/sec
                    AtomicQueue2, 7,i:   7,883,256 msg/sec
                    AtomicQueue2, 8,s:   6,393,169 msg/sec
                    AtomicQueue2, 8,i:   7,313,445 msg/sec
                   AtomicQueueB2, 1,s:  35,974,249 msg/sec
                   AtomicQueueB2, 1,i:  35,891,041 msg/sec
                   AtomicQueueB2, 2,s:  11,452,352 msg/sec
                   AtomicQueueB2, 2,i:  11,176,996 msg/sec
                   AtomicQueueB2, 3,s:   9,649,414 msg/sec
                   AtomicQueueB2, 3,i:   9,531,273 msg/sec
                   AtomicQueueB2, 4,s:   7,985,589 msg/sec
                   AtomicQueueB2, 4,i:   7,810,500 msg/sec
                   AtomicQueueB2, 5,s:   7,590,911 msg/sec
                   AtomicQueueB2, 5,i:   7,728,041 msg/sec
                   AtomicQueueB2, 6,s:   7,379,376 msg/sec
                   AtomicQueueB2, 6,i:   7,420,733 msg/sec
                   AtomicQueueB2, 7,s:   6,835,664 msg/sec
                   AtomicQueueB2, 7,i:   7,706,539 msg/sec
                   AtomicQueueB2, 8,s:   6,250,727 msg/sec
                   AtomicQueueB2, 8,i:   7,089,412 msg/sec
            OptimistAtomicQueue2, 1,s: 301,558,901 msg/sec
            OptimistAtomicQueue2, 1,i: 524,305,079 msg/sec
            OptimistAtomicQueue2, 2,s:  23,650,196 msg/sec
            OptimistAtomicQueue2, 2,i:  25,938,213 msg/sec
            OptimistAtomicQueue2, 3,s:  30,309,932 msg/sec
            OptimistAtomicQueue2, 3,i:  29,940,794 msg/sec
            OptimistAtomicQueue2, 4,s:  35,326,463 msg/sec
            OptimistAtomicQueue2, 4,i:  33,316,897 msg/sec
            OptimistAtomicQueue2, 5,s:  37,291,937 msg/sec
            OptimistAtomicQueue2, 5,i:  40,321,095 msg/sec
            OptimistAtomicQueue2, 6,s:  40,463,127 msg/sec
            OptimistAtomicQueue2, 6,i:  49,285,546 msg/sec
            OptimistAtomicQueue2, 7,s:  42,781,427 msg/sec
            OptimistAtomicQueue2, 7,i:  48,157,966 msg/sec
            OptimistAtomicQueue2, 8,s:  44,038,588 msg/sec
            OptimistAtomicQueue2, 8,i:  49,559,872 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,892,631 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,931,174 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,420,412 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,363,702 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,701,256 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,081,819 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,154,927 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,246,067 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,565,361 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,423,597 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,326,524 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,323,449 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,142,626 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,422,391 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,141,527 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,204,245 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000325 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000142 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000448 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000376 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[190] 230m:39s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,114,281 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,790,447 msg/sec
          boost::lockfree::queue, 1,s:   6,896,549 msg/sec
          boost::lockfree::queue, 1,i:   6,945,633 msg/sec
          boost::lockfree::queue, 2,s:   7,573,313 msg/sec
          boost::lockfree::queue, 2,i:   7,460,489 msg/sec
          boost::lockfree::queue, 3,s:   7,365,022 msg/sec
          boost::lockfree::queue, 3,i:   7,530,753 msg/sec
          boost::lockfree::queue, 4,s:   6,423,570 msg/sec
          boost::lockfree::queue, 4,i:   6,775,673 msg/sec
          boost::lockfree::queue, 5,s:   6,491,733 msg/sec
          boost::lockfree::queue, 5,i:   6,447,254 msg/sec
          boost::lockfree::queue, 6,s:   6,013,343 msg/sec
          boost::lockfree::queue, 6,i:   6,105,521 msg/sec
          boost::lockfree::queue, 7,s:   6,019,878 msg/sec
          boost::lockfree::queue, 7,i:   6,059,388 msg/sec
          boost::lockfree::queue, 8,s:   5,461,980 msg/sec
          boost::lockfree::queue, 8,i:   5,662,092 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 474,614,755 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 474,778,856 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,628,704 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,732,593 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,705,362 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,169,216 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,589,721 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,900,754 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,454,512 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,504,939 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,136,991 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,469,597 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,280,693 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,636,212 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,067,528 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,613,422 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,093,618 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,358,455 msg/sec
                pthread_spinlock, 1,s:  29,012,970 msg/sec
                pthread_spinlock, 1,i:  25,382,082 msg/sec
                pthread_spinlock, 2,s:  16,397,522 msg/sec
                pthread_spinlock, 2,i:  16,959,544 msg/sec
                pthread_spinlock, 3,s:   8,334,251 msg/sec
                pthread_spinlock, 3,i:  12,093,118 msg/sec
                pthread_spinlock, 4,s:   6,426,760 msg/sec
                pthread_spinlock, 4,i:   9,185,678 msg/sec
                pthread_spinlock, 5,s:   8,602,282 msg/sec
                pthread_spinlock, 5,i:   9,546,120 msg/sec
                pthread_spinlock, 6,s:   8,291,210 msg/sec
                pthread_spinlock, 6,i:   8,576,749 msg/sec
                pthread_spinlock, 7,s:   7,504,510 msg/sec
                pthread_spinlock, 7,i:   7,544,479 msg/sec
                pthread_spinlock, 8,s:   6,661,659 msg/sec
                pthread_spinlock, 8,i:   6,844,423 msg/sec
                      std::mutex, 1,s:   6,847,276 msg/sec
                      std::mutex, 1,i:   7,155,244 msg/sec
                      std::mutex, 2,s:   5,842,266 msg/sec
                      std::mutex, 2,i:   5,976,287 msg/sec
                      std::mutex, 3,s:   6,066,604 msg/sec
                      std::mutex, 3,i:   6,064,111 msg/sec
                      std::mutex, 4,s:   6,323,610 msg/sec
                      std::mutex, 4,i:   6,237,978 msg/sec
                      std::mutex, 5,s:   6,008,038 msg/sec
                      std::mutex, 5,i:   6,011,692 msg/sec
                      std::mutex, 6,s:   5,919,305 msg/sec
                      std::mutex, 6,i:   5,904,345 msg/sec
                      std::mutex, 7,s:   5,841,597 msg/sec
                      std::mutex, 7,i:   5,801,691 msg/sec
                      std::mutex, 8,s:   5,629,492 msg/sec
                      std::mutex, 8,i:   5,631,822 msg/sec
                 tbb::spin_mutex, 1,s:  37,764,636 msg/sec
                 tbb::spin_mutex, 1,i:  32,796,328 msg/sec
                 tbb::spin_mutex, 2,s:  21,067,383 msg/sec
                 tbb::spin_mutex, 2,i:  18,475,985 msg/sec
                 tbb::spin_mutex, 3,s:   7,918,246 msg/sec
                 tbb::spin_mutex, 3,i:  11,221,787 msg/sec
                 tbb::spin_mutex, 4,s:   3,295,137 msg/sec
                 tbb::spin_mutex, 4,i:   6,303,278 msg/sec
                 tbb::spin_mutex, 5,s:   5,511,303 msg/sec
                 tbb::spin_mutex, 5,i:   5,452,588 msg/sec
                 tbb::spin_mutex, 6,s:   5,309,667 msg/sec
                 tbb::spin_mutex, 6,i:   4,348,742 msg/sec
                 tbb::spin_mutex, 7,s:   4,818,501 msg/sec
                 tbb::spin_mutex, 7,i:   4,330,404 msg/sec
                 tbb::spin_mutex, 8,s:   4,270,621 msg/sec
                 tbb::spin_mutex, 8,i:   4,086,151 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,204,730 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,490,907 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,569,473 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,755,629 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,619,274 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,570,773 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,361,986 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,217,933 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,662,872 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,783,001 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,734,397 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,985,260 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,922,993 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,061,194 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,897,205 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,130,318 msg/sec
     xenium::michael_scott_queue, 1,s:   9,321,481 msg/sec
     xenium::michael_scott_queue, 1,i:   9,346,629 msg/sec
     xenium::michael_scott_queue, 2,s:   8,427,479 msg/sec
     xenium::michael_scott_queue, 2,i:   8,527,074 msg/sec
     xenium::michael_scott_queue, 3,s:   7,304,920 msg/sec
     xenium::michael_scott_queue, 3,i:   7,561,883 msg/sec
     xenium::michael_scott_queue, 4,s:   6,338,631 msg/sec
     xenium::michael_scott_queue, 4,i:   6,346,355 msg/sec
     xenium::michael_scott_queue, 5,s:   6,324,409 msg/sec
     xenium::michael_scott_queue, 5,i:   6,692,575 msg/sec
     xenium::michael_scott_queue, 6,s:   6,482,213 msg/sec
     xenium::michael_scott_queue, 6,i:   6,961,340 msg/sec
     xenium::michael_scott_queue, 7,s:   6,341,349 msg/sec
     xenium::michael_scott_queue, 7,i:   6,433,939 msg/sec
     xenium::michael_scott_queue, 8,s:   6,052,789 msg/sec
     xenium::michael_scott_queue, 8,i:   6,262,886 msg/sec
         xenium::ramalhete_queue, 1,s:  31,929,425 msg/sec
         xenium::ramalhete_queue, 1,i:  32,020,338 msg/sec
         xenium::ramalhete_queue, 2,s:  23,781,179 msg/sec
         xenium::ramalhete_queue, 2,i:  23,294,476 msg/sec
         xenium::ramalhete_queue, 3,s:  29,279,566 msg/sec
         xenium::ramalhete_queue, 3,i:  28,516,765 msg/sec
         xenium::ramalhete_queue, 4,s:  33,767,809 msg/sec
         xenium::ramalhete_queue, 4,i:  33,408,438 msg/sec
         xenium::ramalhete_queue, 5,s:  31,988,479 msg/sec
         xenium::ramalhete_queue, 5,i:  36,062,462 msg/sec
         xenium::ramalhete_queue, 6,s:  33,560,480 msg/sec
         xenium::ramalhete_queue, 6,i:  39,081,739 msg/sec
         xenium::ramalhete_queue, 7,s:  34,813,532 msg/sec
         xenium::ramalhete_queue, 7,i:  40,982,190 msg/sec
         xenium::ramalhete_queue, 8,s:  35,418,955 msg/sec
         xenium::ramalhete_queue, 8,i:  44,164,249 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,654,992 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 119,264,136 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,880,866 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,536,677 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,579,847 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,850,340 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,324,091 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,122,194 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,749,588 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,380,892 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,112,599 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,279,209 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,220,088 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,996,560 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,410,395 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,558,284 msg/sec
                     AtomicQueue, 1,s:  57,423,390 msg/sec
                     AtomicQueue, 1,i:  55,610,206 msg/sec
                     AtomicQueue, 2,s:  12,329,931 msg/sec
                     AtomicQueue, 2,i:  11,755,254 msg/sec
                     AtomicQueue, 3,s:  10,787,269 msg/sec
                     AtomicQueue, 3,i:   9,979,593 msg/sec
                     AtomicQueue, 4,s:   8,191,967 msg/sec
                     AtomicQueue, 4,i:   8,148,846 msg/sec
                     AtomicQueue, 5,s:   7,982,853 msg/sec
                     AtomicQueue, 5,i:   8,101,932 msg/sec
                     AtomicQueue, 6,s:   7,904,491 msg/sec
                     AtomicQueue, 6,i:   7,614,685 msg/sec
                     AtomicQueue, 7,s:   7,194,685 msg/sec
                     AtomicQueue, 7,i:   8,020,563 msg/sec
                     AtomicQueue, 8,s:   6,319,400 msg/sec
                     AtomicQueue, 8,i:   7,345,472 msg/sec
                    AtomicQueueB, 1,s:  46,211,457 msg/sec
                    AtomicQueueB, 1,i:  44,858,673 msg/sec
                    AtomicQueueB, 2,s:  11,743,083 msg/sec
                    AtomicQueueB, 2,i:  11,473,468 msg/sec
                    AtomicQueueB, 3,s:  10,996,392 msg/sec
                    AtomicQueueB, 3,i:  10,273,233 msg/sec
                    AtomicQueueB, 4,s:   8,055,037 msg/sec
                    AtomicQueueB, 4,i:   8,054,398 msg/sec
                    AtomicQueueB, 5,s:   7,511,211 msg/sec
                    AtomicQueueB, 5,i:   7,881,231 msg/sec
                    AtomicQueueB, 6,s:   7,246,787 msg/sec
                    AtomicQueueB, 6,i:   7,520,337 msg/sec
                    AtomicQueueB, 7,s:   6,911,317 msg/sec
                    AtomicQueueB, 7,i:   7,732,552 msg/sec
                    AtomicQueueB, 8,s:   6,187,862 msg/sec
                    AtomicQueueB, 8,i:   6,970,778 msg/sec
             OptimistAtomicQueue, 1,s: 762,036,122 msg/sec
             OptimistAtomicQueue, 1,i: 584,632,069 msg/sec
             OptimistAtomicQueue, 2,s:  32,212,995 msg/sec
             OptimistAtomicQueue, 2,i:  32,735,154 msg/sec
             OptimistAtomicQueue, 3,s:  36,667,462 msg/sec
             OptimistAtomicQueue, 3,i:  37,366,559 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,893 msg/sec
             OptimistAtomicQueue, 4,i:  39,406,883 msg/sec
             OptimistAtomicQueue, 5,s:  41,704,644 msg/sec
             OptimistAtomicQueue, 5,i:  46,295,262 msg/sec
             OptimistAtomicQueue, 6,s:  42,287,440 msg/sec
             OptimistAtomicQueue, 6,i:  50,371,474 msg/sec
             OptimistAtomicQueue, 7,s:  45,074,448 msg/sec
             OptimistAtomicQueue, 7,i:  53,052,024 msg/sec
             OptimistAtomicQueue, 8,s:  46,400,861 msg/sec
             OptimistAtomicQueue, 8,i:  48,958,243 msg/sec
            OptimistAtomicQueueB, 1,s: 127,395,850 msg/sec
            OptimistAtomicQueueB, 1,i:  76,601,898 msg/sec
            OptimistAtomicQueueB, 2,s:  32,225,824 msg/sec
            OptimistAtomicQueueB, 2,i:  32,033,048 msg/sec
            OptimistAtomicQueueB, 3,s:  36,244,684 msg/sec
            OptimistAtomicQueueB, 3,i:  36,817,254 msg/sec
            OptimistAtomicQueueB, 4,s:  38,568,732 msg/sec
            OptimistAtomicQueueB, 4,i:  38,497,554 msg/sec
            OptimistAtomicQueueB, 5,s:  41,074,961 msg/sec
            OptimistAtomicQueueB, 5,i:  46,216,619 msg/sec
            OptimistAtomicQueueB, 6,s:  41,098,809 msg/sec
            OptimistAtomicQueueB, 6,i:  48,995,400 msg/sec
            OptimistAtomicQueueB, 7,s:  41,733,802 msg/sec
            OptimistAtomicQueueB, 7,i:  47,920,163 msg/sec
            OptimistAtomicQueueB, 8,s:  44,339,675 msg/sec
            OptimistAtomicQueueB, 8,i:  47,768,717 msg/sec
                    AtomicQueue2, 1,s:  22,871,447 msg/sec
                    AtomicQueue2, 1,i:  22,937,986 msg/sec
                    AtomicQueue2, 2,s:  11,707,738 msg/sec
                    AtomicQueue2, 2,i:  11,438,586 msg/sec
                    AtomicQueue2, 3,s:   9,424,516 msg/sec
                    AtomicQueue2, 3,i:   9,361,585 msg/sec
                    AtomicQueue2, 4,s:   8,069,532 msg/sec
                    AtomicQueue2, 4,i:   8,105,987 msg/sec
                    AtomicQueue2, 5,s:   7,905,750 msg/sec
                    AtomicQueue2, 5,i:   8,055,226 msg/sec
                    AtomicQueue2, 6,s:   7,715,842 msg/sec
                    AtomicQueue2, 6,i:   7,525,018 msg/sec
                    AtomicQueue2, 7,s:   7,177,019 msg/sec
                    AtomicQueue2, 7,i:   7,895,644 msg/sec
                    AtomicQueue2, 8,s:   6,366,244 msg/sec
                    AtomicQueue2, 8,i:   7,298,499 msg/sec
                   AtomicQueueB2, 1,s:  36,213,250 msg/sec
                   AtomicQueueB2, 1,i:  32,618,220 msg/sec
                   AtomicQueueB2, 2,s:  11,392,447 msg/sec
                   AtomicQueueB2, 2,i:  11,110,932 msg/sec
                   AtomicQueueB2, 3,s:   9,612,564 msg/sec
                   AtomicQueueB2, 3,i:   9,548,087 msg/sec
                   AtomicQueueB2, 4,s:   7,962,585 msg/sec
                   AtomicQueueB2, 4,i:   7,871,636 msg/sec
                   AtomicQueueB2, 5,s:   7,387,291 msg/sec
                   AtomicQueueB2, 5,i:   7,652,392 msg/sec
                   AtomicQueueB2, 6,s:   7,236,430 msg/sec
                   AtomicQueueB2, 6,i:   7,431,319 msg/sec
                   AtomicQueueB2, 7,s:   6,881,507 msg/sec
                   AtomicQueueB2, 7,i:   7,682,183 msg/sec
                   AtomicQueueB2, 8,s:   6,348,548 msg/sec
                   AtomicQueueB2, 8,i:   6,968,031 msg/sec
            OptimistAtomicQueue2, 1,s:  34,140,326 msg/sec
            OptimistAtomicQueue2, 1,i:  29,909,144 msg/sec
            OptimistAtomicQueue2, 2,s:  29,495,689 msg/sec
            OptimistAtomicQueue2, 2,i:  24,027,800 msg/sec
            OptimistAtomicQueue2, 3,s:  31,025,835 msg/sec
            OptimistAtomicQueue2, 3,i:  29,999,263 msg/sec
            OptimistAtomicQueue2, 4,s:  33,203,872 msg/sec
            OptimistAtomicQueue2, 4,i:  33,169,172 msg/sec
            OptimistAtomicQueue2, 5,s:  37,052,807 msg/sec
            OptimistAtomicQueue2, 5,i:  40,498,019 msg/sec
            OptimistAtomicQueue2, 6,s:  40,064,735 msg/sec
            OptimistAtomicQueue2, 6,i:  48,676,259 msg/sec
            OptimistAtomicQueue2, 7,s:  43,375,682 msg/sec
            OptimistAtomicQueue2, 7,i:  48,198,289 msg/sec
            OptimistAtomicQueue2, 8,s:  43,958,380 msg/sec
            OptimistAtomicQueue2, 8,i:  48,359,983 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,234,414 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,866,719 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,850,601 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,237,533 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,771,865 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,089,136 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,264,155 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,246,302 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,401,788 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,837,455 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,423,340 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,442,269 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,716,223 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,346,507 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,987,493 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,192,920 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000236 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[191] 229m:20s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,606,298 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,247,143 msg/sec
          boost::lockfree::queue, 1,s:   6,850,242 msg/sec
          boost::lockfree::queue, 1,i:   6,844,419 msg/sec
          boost::lockfree::queue, 2,s:   7,515,496 msg/sec
          boost::lockfree::queue, 2,i:   7,503,753 msg/sec
          boost::lockfree::queue, 3,s:   7,379,456 msg/sec
          boost::lockfree::queue, 3,i:   7,568,887 msg/sec
          boost::lockfree::queue, 4,s:   6,425,902 msg/sec
          boost::lockfree::queue, 4,i:   6,828,980 msg/sec
          boost::lockfree::queue, 5,s:   6,393,050 msg/sec
          boost::lockfree::queue, 5,i:   6,598,843 msg/sec
          boost::lockfree::queue, 6,s:   6,031,321 msg/sec
          boost::lockfree::queue, 6,i:   6,083,303 msg/sec
          boost::lockfree::queue, 7,s:   5,904,411 msg/sec
          boost::lockfree::queue, 7,i:   6,070,561 msg/sec
          boost::lockfree::queue, 8,s:   5,448,743 msg/sec
          boost::lockfree::queue, 8,i:   5,548,343 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  47,138,033 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  47,113,475 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,802,975 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,967,368 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,780,670 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,848,785 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,998,635 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,765,302 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,187,463 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,820,428 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,277,864 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,403,042 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,602,923 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,453,355 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,040,443 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,353,383 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,227,216 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,554,270 msg/sec
                pthread_spinlock, 1,s:  28,829,301 msg/sec
                pthread_spinlock, 1,i:  25,285,481 msg/sec
                pthread_spinlock, 2,s:  15,517,490 msg/sec
                pthread_spinlock, 2,i:  17,095,453 msg/sec
                pthread_spinlock, 3,s:   8,290,007 msg/sec
                pthread_spinlock, 3,i:  12,031,992 msg/sec
                pthread_spinlock, 4,s:   6,486,322 msg/sec
                pthread_spinlock, 4,i:   8,969,758 msg/sec
                pthread_spinlock, 5,s:   8,732,595 msg/sec
                pthread_spinlock, 5,i:   9,177,510 msg/sec
                pthread_spinlock, 6,s:   8,607,280 msg/sec
                pthread_spinlock, 6,i:   8,446,739 msg/sec
                pthread_spinlock, 7,s:   7,711,652 msg/sec
                pthread_spinlock, 7,i:   7,897,867 msg/sec
                pthread_spinlock, 8,s:   6,834,202 msg/sec
                pthread_spinlock, 8,i:   7,233,527 msg/sec
                      std::mutex, 1,s:   7,319,245 msg/sec
                      std::mutex, 1,i:   6,472,058 msg/sec
                      std::mutex, 2,s:   6,228,465 msg/sec
                      std::mutex, 2,i:   5,918,385 msg/sec
                      std::mutex, 3,s:   6,045,601 msg/sec
                      std::mutex, 3,i:   5,643,570 msg/sec
                      std::mutex, 4,s:   5,688,285 msg/sec
                      std::mutex, 4,i:   5,220,143 msg/sec
                      std::mutex, 5,s:   5,696,176 msg/sec
                      std::mutex, 5,i:   5,776,228 msg/sec
                      std::mutex, 6,s:   5,883,258 msg/sec
                      std::mutex, 6,i:   5,903,510 msg/sec
                      std::mutex, 7,s:   5,786,375 msg/sec
                      std::mutex, 7,i:   5,805,166 msg/sec
                      std::mutex, 8,s:   5,705,570 msg/sec
                      std::mutex, 8,i:   5,667,297 msg/sec
                 tbb::spin_mutex, 1,s:  38,000,160 msg/sec
                 tbb::spin_mutex, 1,i:  33,117,116 msg/sec
                 tbb::spin_mutex, 2,s:  18,006,611 msg/sec
                 tbb::spin_mutex, 2,i:  18,478,325 msg/sec
                 tbb::spin_mutex, 3,s:   7,922,484 msg/sec
                 tbb::spin_mutex, 3,i:  10,905,245 msg/sec
                 tbb::spin_mutex, 4,s:   3,154,926 msg/sec
                 tbb::spin_mutex, 4,i:   6,459,818 msg/sec
                 tbb::spin_mutex, 5,s:   5,503,978 msg/sec
                 tbb::spin_mutex, 5,i:   5,700,770 msg/sec
                 tbb::spin_mutex, 6,s:   5,172,604 msg/sec
                 tbb::spin_mutex, 6,i:   4,434,284 msg/sec
                 tbb::spin_mutex, 7,s:   4,864,300 msg/sec
                 tbb::spin_mutex, 7,i:   4,307,726 msg/sec
                 tbb::spin_mutex, 8,s:   4,254,169 msg/sec
                 tbb::spin_mutex, 8,i:   4,114,309 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,149,780 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,185,511 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,705,820 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,747,446 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,493,398 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,779,664 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,148,285 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,480,648 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,564,834 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,518,009 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,738,909 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,643,112 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,820,011 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,806,326 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,072,822 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,070,459 msg/sec
     xenium::michael_scott_queue, 1,s:   9,481,553 msg/sec
     xenium::michael_scott_queue, 1,i:   9,633,958 msg/sec
     xenium::michael_scott_queue, 2,s:   8,499,908 msg/sec
     xenium::michael_scott_queue, 2,i:   8,450,787 msg/sec
     xenium::michael_scott_queue, 3,s:   7,300,686 msg/sec
     xenium::michael_scott_queue, 3,i:   7,528,324 msg/sec
     xenium::michael_scott_queue, 4,s:   6,333,929 msg/sec
     xenium::michael_scott_queue, 4,i:   6,341,914 msg/sec
     xenium::michael_scott_queue, 5,s:   6,350,632 msg/sec
     xenium::michael_scott_queue, 5,i:   6,646,793 msg/sec
     xenium::michael_scott_queue, 6,s:   6,471,712 msg/sec
     xenium::michael_scott_queue, 6,i:   6,750,269 msg/sec
     xenium::michael_scott_queue, 7,s:   6,250,712 msg/sec
     xenium::michael_scott_queue, 7,i:   6,368,427 msg/sec
     xenium::michael_scott_queue, 8,s:   5,985,440 msg/sec
     xenium::michael_scott_queue, 8,i:   6,115,690 msg/sec
         xenium::ramalhete_queue, 1,s:  32,825,670 msg/sec
         xenium::ramalhete_queue, 1,i:  32,263,334 msg/sec
         xenium::ramalhete_queue, 2,s:  23,548,705 msg/sec
         xenium::ramalhete_queue, 2,i:  23,301,547 msg/sec
         xenium::ramalhete_queue, 3,s:  29,228,468 msg/sec
         xenium::ramalhete_queue, 3,i:  28,454,964 msg/sec
         xenium::ramalhete_queue, 4,s:  33,870,409 msg/sec
         xenium::ramalhete_queue, 4,i:  33,483,557 msg/sec
         xenium::ramalhete_queue, 5,s:  32,415,992 msg/sec
         xenium::ramalhete_queue, 5,i:  36,289,455 msg/sec
         xenium::ramalhete_queue, 6,s:  33,917,742 msg/sec
         xenium::ramalhete_queue, 6,i:  39,328,557 msg/sec
         xenium::ramalhete_queue, 7,s:  35,237,431 msg/sec
         xenium::ramalhete_queue, 7,i:  41,214,943 msg/sec
         xenium::ramalhete_queue, 8,s:  35,493,244 msg/sec
         xenium::ramalhete_queue, 8,i:  43,993,770 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,963,360 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  60,911,255 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,846,744 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,149,922 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,721,074 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,332,891 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,514,444 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,522,753 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,789,518 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,395,161 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,191,991 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,261,064 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,153,919 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,022,699 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,397,878 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,246,117 msg/sec
                     AtomicQueue, 1,s: 248,937,131 msg/sec
                     AtomicQueue, 1,i:  57,079,779 msg/sec
                     AtomicQueue, 2,s:  12,247,819 msg/sec
                     AtomicQueue, 2,i:  11,756,153 msg/sec
                     AtomicQueue, 3,s:  10,778,151 msg/sec
                     AtomicQueue, 3,i:   9,865,493 msg/sec
                     AtomicQueue, 4,s:   8,134,458 msg/sec
                     AtomicQueue, 4,i:   8,253,495 msg/sec
                     AtomicQueue, 5,s:   8,046,516 msg/sec
                     AtomicQueue, 5,i:   8,133,818 msg/sec
                     AtomicQueue, 6,s:   7,821,263 msg/sec
                     AtomicQueue, 6,i:   7,618,236 msg/sec
                     AtomicQueue, 7,s:   7,125,850 msg/sec
                     AtomicQueue, 7,i:   7,949,401 msg/sec
                     AtomicQueue, 8,s:   6,341,577 msg/sec
                     AtomicQueue, 8,i:   7,456,369 msg/sec
                    AtomicQueueB, 1,s:  43,970,816 msg/sec
                    AtomicQueueB, 1,i:  43,029,875 msg/sec
                    AtomicQueueB, 2,s:  12,063,598 msg/sec
                    AtomicQueueB, 2,i:  11,521,633 msg/sec
                    AtomicQueueB, 3,s:  10,963,716 msg/sec
                    AtomicQueueB, 3,i:  10,155,311 msg/sec
                    AtomicQueueB, 4,s:   8,104,045 msg/sec
                    AtomicQueueB, 4,i:   8,012,889 msg/sec
                    AtomicQueueB, 5,s:   7,679,493 msg/sec
                    AtomicQueueB, 5,i:   7,846,120 msg/sec
                    AtomicQueueB, 6,s:   7,306,756 msg/sec
                    AtomicQueueB, 6,i:   7,540,162 msg/sec
                    AtomicQueueB, 7,s:   6,897,371 msg/sec
                    AtomicQueueB, 7,i:   7,739,641 msg/sec
                    AtomicQueueB, 8,s:   6,195,764 msg/sec
                    AtomicQueueB, 8,i:   7,135,539 msg/sec
             OptimistAtomicQueue, 1,s: 759,331,423 msg/sec
             OptimistAtomicQueue, 1,i: 571,478,943 msg/sec
             OptimistAtomicQueue, 2,s:  32,152,832 msg/sec
             OptimistAtomicQueue, 2,i:  32,721,505 msg/sec
             OptimistAtomicQueue, 3,s:  36,663,165 msg/sec
             OptimistAtomicQueue, 3,i:  37,373,111 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,991 msg/sec
             OptimistAtomicQueue, 4,i:  39,415,766 msg/sec
             OptimistAtomicQueue, 5,s:  42,491,836 msg/sec
             OptimistAtomicQueue, 5,i:  46,206,276 msg/sec
             OptimistAtomicQueue, 6,s:  42,651,201 msg/sec
             OptimistAtomicQueue, 6,i:  50,408,645 msg/sec
             OptimistAtomicQueue, 7,s:  45,220,576 msg/sec
             OptimistAtomicQueue, 7,i:  49,244,347 msg/sec
             OptimistAtomicQueue, 8,s:  46,500,663 msg/sec
             OptimistAtomicQueue, 8,i:  49,598,849 msg/sec
            OptimistAtomicQueueB, 1,s:  88,060,945 msg/sec
            OptimistAtomicQueueB, 1,i:  76,458,357 msg/sec
            OptimistAtomicQueueB, 2,s:  32,191,521 msg/sec
            OptimistAtomicQueueB, 2,i:  32,171,485 msg/sec
            OptimistAtomicQueueB, 3,s:  36,297,965 msg/sec
            OptimistAtomicQueueB, 3,i:  36,924,490 msg/sec
            OptimistAtomicQueueB, 4,s:  38,604,424 msg/sec
            OptimistAtomicQueueB, 4,i:  38,421,492 msg/sec
            OptimistAtomicQueueB, 5,s:  40,898,094 msg/sec
            OptimistAtomicQueueB, 5,i:  46,148,244 msg/sec
            OptimistAtomicQueueB, 6,s:  40,827,017 msg/sec
            OptimistAtomicQueueB, 6,i:  49,078,594 msg/sec
            OptimistAtomicQueueB, 7,s:  42,313,688 msg/sec
            OptimistAtomicQueueB, 7,i:  50,826,925 msg/sec
            OptimistAtomicQueueB, 8,s:  44,520,803 msg/sec
            OptimistAtomicQueueB, 8,i:  48,074,603 msg/sec
                    AtomicQueue2, 1,s:  23,427,186 msg/sec
                    AtomicQueue2, 1,i:  23,605,527 msg/sec
                    AtomicQueue2, 2,s:  11,860,461 msg/sec
                    AtomicQueue2, 2,i:  11,515,268 msg/sec
                    AtomicQueue2, 3,s:   9,431,064 msg/sec
                    AtomicQueue2, 3,i:   9,476,816 msg/sec
                    AtomicQueue2, 4,s:   8,013,390 msg/sec
                    AtomicQueue2, 4,i:   8,037,221 msg/sec
                    AtomicQueue2, 5,s:   7,925,258 msg/sec
                    AtomicQueue2, 5,i:   7,988,955 msg/sec
                    AtomicQueue2, 6,s:   7,765,866 msg/sec
                    AtomicQueue2, 6,i:   7,521,216 msg/sec
                    AtomicQueue2, 7,s:   7,122,440 msg/sec
                    AtomicQueue2, 7,i:   7,875,434 msg/sec
                    AtomicQueue2, 8,s:   6,408,589 msg/sec
                    AtomicQueue2, 8,i:   7,284,463 msg/sec
                   AtomicQueueB2, 1,s:  35,857,996 msg/sec
                   AtomicQueueB2, 1,i:  32,661,994 msg/sec
                   AtomicQueueB2, 2,s:  11,455,410 msg/sec
                   AtomicQueueB2, 2,i:  11,142,738 msg/sec
                   AtomicQueueB2, 3,s:   9,696,636 msg/sec
                   AtomicQueueB2, 3,i:   9,539,937 msg/sec
                   AtomicQueueB2, 4,s:   7,954,105 msg/sec
                   AtomicQueueB2, 4,i:   7,863,994 msg/sec
                   AtomicQueueB2, 5,s:   7,499,167 msg/sec
                   AtomicQueueB2, 5,i:   7,670,288 msg/sec
                   AtomicQueueB2, 6,s:   7,243,677 msg/sec
                   AtomicQueueB2, 6,i:   7,425,685 msg/sec
                   AtomicQueueB2, 7,s:   6,915,713 msg/sec
                   AtomicQueueB2, 7,i:   7,698,010 msg/sec
                   AtomicQueueB2, 8,s:   6,330,779 msg/sec
                   AtomicQueueB2, 8,i:   7,076,032 msg/sec
            OptimistAtomicQueue2, 1,s: 673,053,155 msg/sec
            OptimistAtomicQueue2, 1,i:  29,797,778 msg/sec
            OptimistAtomicQueue2, 2,s:  25,135,753 msg/sec
            OptimistAtomicQueue2, 2,i:  24,022,151 msg/sec
            OptimistAtomicQueue2, 3,s:  30,334,582 msg/sec
            OptimistAtomicQueue2, 3,i:  29,953,893 msg/sec
            OptimistAtomicQueue2, 4,s:  34,390,156 msg/sec
            OptimistAtomicQueue2, 4,i:  33,298,201 msg/sec
            OptimistAtomicQueue2, 5,s:  36,973,076 msg/sec
            OptimistAtomicQueue2, 5,i:  40,060,233 msg/sec
            OptimistAtomicQueue2, 6,s:  40,073,894 msg/sec
            OptimistAtomicQueue2, 6,i:  49,166,639 msg/sec
            OptimistAtomicQueue2, 7,s:  42,794,358 msg/sec
            OptimistAtomicQueue2, 7,i:  51,492,696 msg/sec
            OptimistAtomicQueue2, 8,s:  43,834,274 msg/sec
            OptimistAtomicQueue2, 8,i:  48,791,186 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,435,305 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,925,401 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,263,600 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,988,433 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,615,186 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,812,118 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,609,318 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,770,940 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,618,562 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,108,098 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,488,123 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,391,142 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,101,297 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,187,200 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,189,232 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,430,874 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000120 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000244 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000196 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000175 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[192] 228m:1s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,757,731 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,850,287 msg/sec
          boost::lockfree::queue, 1,s:   6,836,786 msg/sec
          boost::lockfree::queue, 1,i:   6,989,408 msg/sec
          boost::lockfree::queue, 2,s:   7,803,259 msg/sec
          boost::lockfree::queue, 2,i:   7,525,117 msg/sec
          boost::lockfree::queue, 3,s:   7,335,375 msg/sec
          boost::lockfree::queue, 3,i:   7,540,643 msg/sec
          boost::lockfree::queue, 4,s:   6,414,104 msg/sec
          boost::lockfree::queue, 4,i:   6,797,900 msg/sec
          boost::lockfree::queue, 5,s:   6,441,908 msg/sec
          boost::lockfree::queue, 5,i:   6,463,857 msg/sec
          boost::lockfree::queue, 6,s:   5,985,628 msg/sec
          boost::lockfree::queue, 6,i:   6,097,234 msg/sec
          boost::lockfree::queue, 7,s:   5,997,189 msg/sec
          boost::lockfree::queue, 7,i:   5,958,342 msg/sec
          boost::lockfree::queue, 8,s:   5,462,588 msg/sec
          boost::lockfree::queue, 8,i:   5,707,865 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 125,016,463 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 450,562,735 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,803,411 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,706,964 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,160,711 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,343,788 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  39,218,393 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,804,930 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,076,268 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,662,794 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  16,946,771 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,712,307 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,619,156 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,888,872 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,995,667 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,518,778 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  52,358,172 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,025,991 msg/sec
                pthread_spinlock, 1,s:  29,249,792 msg/sec
                pthread_spinlock, 1,i:  27,882,235 msg/sec
                pthread_spinlock, 2,s:  15,641,614 msg/sec
                pthread_spinlock, 2,i:  17,042,345 msg/sec
                pthread_spinlock, 3,s:   8,290,307 msg/sec
                pthread_spinlock, 3,i:  12,107,290 msg/sec
                pthread_spinlock, 4,s:   6,447,174 msg/sec
                pthread_spinlock, 4,i:   9,274,599 msg/sec
                pthread_spinlock, 5,s:   8,688,724 msg/sec
                pthread_spinlock, 5,i:   9,305,574 msg/sec
                pthread_spinlock, 6,s:   8,539,231 msg/sec
                pthread_spinlock, 6,i:   8,493,530 msg/sec
                pthread_spinlock, 7,s:   7,621,035 msg/sec
                pthread_spinlock, 7,i:   7,607,907 msg/sec
                pthread_spinlock, 8,s:   6,644,657 msg/sec
                pthread_spinlock, 8,i:   6,986,519 msg/sec
                      std::mutex, 1,s:   7,375,032 msg/sec
                      std::mutex, 1,i:   6,321,257 msg/sec
                      std::mutex, 2,s:   5,239,689 msg/sec
                      std::mutex, 2,i:   5,819,841 msg/sec
                      std::mutex, 3,s:   5,651,765 msg/sec
                      std::mutex, 3,i:   6,110,816 msg/sec
                      std::mutex, 4,s:   6,227,230 msg/sec
                      std::mutex, 4,i:   6,259,012 msg/sec
                      std::mutex, 5,s:   5,993,473 msg/sec
                      std::mutex, 5,i:   5,774,638 msg/sec
                      std::mutex, 6,s:   5,808,127 msg/sec
                      std::mutex, 6,i:   5,920,626 msg/sec
                      std::mutex, 7,s:   5,800,394 msg/sec
                      std::mutex, 7,i:   5,807,468 msg/sec
                      std::mutex, 8,s:   5,667,133 msg/sec
                      std::mutex, 8,i:   5,736,153 msg/sec
                 tbb::spin_mutex, 1,s:  37,783,724 msg/sec
                 tbb::spin_mutex, 1,i:  37,257,847 msg/sec
                 tbb::spin_mutex, 2,s:  21,155,265 msg/sec
                 tbb::spin_mutex, 2,i:  18,369,936 msg/sec
                 tbb::spin_mutex, 3,s:   8,236,132 msg/sec
                 tbb::spin_mutex, 3,i:  11,434,049 msg/sec
                 tbb::spin_mutex, 4,s:   3,241,270 msg/sec
                 tbb::spin_mutex, 4,i:   6,445,829 msg/sec
                 tbb::spin_mutex, 5,s:   5,255,009 msg/sec
                 tbb::spin_mutex, 5,i:   5,814,660 msg/sec
                 tbb::spin_mutex, 6,s:   5,330,233 msg/sec
                 tbb::spin_mutex, 6,i:   4,328,689 msg/sec
                 tbb::spin_mutex, 7,s:   4,821,870 msg/sec
                 tbb::spin_mutex, 7,i:   4,297,168 msg/sec
                 tbb::spin_mutex, 8,s:   4,242,916 msg/sec
                 tbb::spin_mutex, 8,i:   3,961,819 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,307,067 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,336,737 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,947,056 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,189,251 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,717,725 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,793,783 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,985,558 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,343,460 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,493,091 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,642,032 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,843,069 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,729,833 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,859,491 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,100,293 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,875,846 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,416,201 msg/sec
     xenium::michael_scott_queue, 1,s:   9,288,425 msg/sec
     xenium::michael_scott_queue, 1,i:   9,296,525 msg/sec
     xenium::michael_scott_queue, 2,s:   8,357,925 msg/sec
     xenium::michael_scott_queue, 2,i:   8,300,414 msg/sec
     xenium::michael_scott_queue, 3,s:   7,144,208 msg/sec
     xenium::michael_scott_queue, 3,i:   7,524,837 msg/sec
     xenium::michael_scott_queue, 4,s:   6,289,482 msg/sec
     xenium::michael_scott_queue, 4,i:   6,337,440 msg/sec
     xenium::michael_scott_queue, 5,s:   6,288,407 msg/sec
     xenium::michael_scott_queue, 5,i:   6,668,712 msg/sec
     xenium::michael_scott_queue, 6,s:   6,525,286 msg/sec
     xenium::michael_scott_queue, 6,i:   6,730,461 msg/sec
     xenium::michael_scott_queue, 7,s:   6,336,809 msg/sec
     xenium::michael_scott_queue, 7,i:   6,455,044 msg/sec
     xenium::michael_scott_queue, 8,s:   5,986,550 msg/sec
     xenium::michael_scott_queue, 8,i:   6,149,333 msg/sec
         xenium::ramalhete_queue, 1,s:  31,634,687 msg/sec
         xenium::ramalhete_queue, 1,i:  31,746,912 msg/sec
         xenium::ramalhete_queue, 2,s:  23,550,546 msg/sec
         xenium::ramalhete_queue, 2,i:  23,381,721 msg/sec
         xenium::ramalhete_queue, 3,s:  29,246,274 msg/sec
         xenium::ramalhete_queue, 3,i:  28,436,261 msg/sec
         xenium::ramalhete_queue, 4,s:  33,801,321 msg/sec
         xenium::ramalhete_queue, 4,i:  33,493,144 msg/sec
         xenium::ramalhete_queue, 5,s:  32,080,949 msg/sec
         xenium::ramalhete_queue, 5,i:  36,036,462 msg/sec
         xenium::ramalhete_queue, 6,s:  33,867,355 msg/sec
         xenium::ramalhete_queue, 6,i:  38,861,704 msg/sec
         xenium::ramalhete_queue, 7,s:  35,155,568 msg/sec
         xenium::ramalhete_queue, 7,i:  41,342,416 msg/sec
         xenium::ramalhete_queue, 8,s:  35,634,582 msg/sec
         xenium::ramalhete_queue, 8,i:  44,036,692 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,916,111 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,448,492 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,700,028 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,528,333 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,669,819 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,115,529 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,541,150 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,348,313 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,938,538 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,322,494 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,941,059 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,528,913 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,218,924 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,063,165 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,386,575 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,341,471 msg/sec
                     AtomicQueue, 1,s:  60,805,137 msg/sec
                     AtomicQueue, 1,i:  56,896,873 msg/sec
                     AtomicQueue, 2,s:  12,298,668 msg/sec
                     AtomicQueue, 2,i:  11,754,514 msg/sec
                     AtomicQueue, 3,s:  10,788,198 msg/sec
                     AtomicQueue, 3,i:   9,916,649 msg/sec
                     AtomicQueue, 4,s:   8,188,222 msg/sec
                     AtomicQueue, 4,i:   8,180,405 msg/sec
                     AtomicQueue, 5,s:   7,994,872 msg/sec
                     AtomicQueue, 5,i:   8,090,672 msg/sec
                     AtomicQueue, 6,s:   7,823,533 msg/sec
                     AtomicQueue, 6,i:   7,618,893 msg/sec
                     AtomicQueue, 7,s:   7,127,784 msg/sec
                     AtomicQueue, 7,i:   7,992,171 msg/sec
                     AtomicQueue, 8,s:   6,300,583 msg/sec
                     AtomicQueue, 8,i:   7,429,839 msg/sec
                    AtomicQueueB, 1,s:  43,818,842 msg/sec
                    AtomicQueueB, 1,i:  43,045,583 msg/sec
                    AtomicQueueB, 2,s:  11,680,029 msg/sec
                    AtomicQueueB, 2,i:  11,483,142 msg/sec
                    AtomicQueueB, 3,s:  11,034,924 msg/sec
                    AtomicQueueB, 3,i:  10,002,933 msg/sec
                    AtomicQueueB, 4,s:   8,096,138 msg/sec
                    AtomicQueueB, 4,i:   8,023,784 msg/sec
                    AtomicQueueB, 5,s:   7,626,306 msg/sec
                    AtomicQueueB, 5,i:   7,796,743 msg/sec
                    AtomicQueueB, 6,s:   7,150,745 msg/sec
                    AtomicQueueB, 6,i:   7,579,557 msg/sec
                    AtomicQueueB, 7,s:   6,913,930 msg/sec
                    AtomicQueueB, 7,i:   7,748,625 msg/sec
                    AtomicQueueB, 8,s:   6,211,620 msg/sec
                    AtomicQueueB, 8,i:   7,146,119 msg/sec
             OptimistAtomicQueue, 1,s: 696,309,974 msg/sec
             OptimistAtomicQueue, 1,i: 514,435,047 msg/sec
             OptimistAtomicQueue, 2,s:  32,211,833 msg/sec
             OptimistAtomicQueue, 2,i:  32,242,913 msg/sec
             OptimistAtomicQueue, 3,s:  36,622,352 msg/sec
             OptimistAtomicQueue, 3,i:  37,411,899 msg/sec
             OptimistAtomicQueue, 4,s:  39,308,357 msg/sec
             OptimistAtomicQueue, 4,i:  39,399,486 msg/sec
             OptimistAtomicQueue, 5,s:  42,369,334 msg/sec
             OptimistAtomicQueue, 5,i:  46,401,167 msg/sec
             OptimistAtomicQueue, 6,s:  42,153,917 msg/sec
             OptimistAtomicQueue, 6,i:  50,417,266 msg/sec
             OptimistAtomicQueue, 7,s:  43,960,339 msg/sec
             OptimistAtomicQueue, 7,i:  53,021,405 msg/sec
             OptimistAtomicQueue, 8,s:  46,308,884 msg/sec
             OptimistAtomicQueue, 8,i:  49,361,198 msg/sec
            OptimistAtomicQueueB, 1,s: 112,839,008 msg/sec
            OptimistAtomicQueueB, 1,i:  76,544,789 msg/sec
            OptimistAtomicQueueB, 2,s:  32,195,623 msg/sec
            OptimistAtomicQueueB, 2,i:  32,246,704 msg/sec
            OptimistAtomicQueueB, 3,s:  36,343,279 msg/sec
            OptimistAtomicQueueB, 3,i:  36,985,879 msg/sec
            OptimistAtomicQueueB, 4,s:  38,736,337 msg/sec
            OptimistAtomicQueueB, 4,i:  38,655,879 msg/sec
            OptimistAtomicQueueB, 5,s:  40,410,773 msg/sec
            OptimistAtomicQueueB, 5,i:  45,344,917 msg/sec
            OptimistAtomicQueueB, 6,s:  40,799,774 msg/sec
            OptimistAtomicQueueB, 6,i:  48,589,176 msg/sec
            OptimistAtomicQueueB, 7,s:  42,764,704 msg/sec
            OptimistAtomicQueueB, 7,i:  50,768,253 msg/sec
            OptimistAtomicQueueB, 8,s:  44,483,531 msg/sec
            OptimistAtomicQueueB, 8,i:  47,779,327 msg/sec
                    AtomicQueue2, 1,s:  23,114,454 msg/sec
                    AtomicQueue2, 1,i:  23,077,999 msg/sec
                    AtomicQueue2, 2,s:  11,704,831 msg/sec
                    AtomicQueue2, 2,i:  11,468,106 msg/sec
                    AtomicQueue2, 3,s:   9,355,013 msg/sec
                    AtomicQueue2, 3,i:   9,395,966 msg/sec
                    AtomicQueue2, 4,s:   8,061,654 msg/sec
                    AtomicQueue2, 4,i:   8,088,488 msg/sec
                    AtomicQueue2, 5,s:   7,951,512 msg/sec
                    AtomicQueue2, 5,i:   8,070,111 msg/sec
                    AtomicQueue2, 6,s:   7,727,714 msg/sec
                    AtomicQueue2, 6,i:   7,534,657 msg/sec
                    AtomicQueue2, 7,s:   7,136,150 msg/sec
                    AtomicQueue2, 7,i:   7,882,581 msg/sec
                    AtomicQueue2, 8,s:   6,378,615 msg/sec
                    AtomicQueue2, 8,i:   7,346,091 msg/sec
                   AtomicQueueB2, 1,s:  39,365,463 msg/sec
                   AtomicQueueB2, 1,i:  38,922,356 msg/sec
                   AtomicQueueB2, 2,s:  11,346,909 msg/sec
                   AtomicQueueB2, 2,i:  11,099,568 msg/sec
                   AtomicQueueB2, 3,s:   9,622,012 msg/sec
                   AtomicQueueB2, 3,i:   9,469,711 msg/sec
                   AtomicQueueB2, 4,s:   7,951,218 msg/sec
                   AtomicQueueB2, 4,i:   7,864,850 msg/sec
                   AtomicQueueB2, 5,s:   7,504,980 msg/sec
                   AtomicQueueB2, 5,i:   7,756,278 msg/sec
                   AtomicQueueB2, 6,s:   7,220,517 msg/sec
                   AtomicQueueB2, 6,i:   7,447,036 msg/sec
                   AtomicQueueB2, 7,s:   6,872,377 msg/sec
                   AtomicQueueB2, 7,i:   7,706,285 msg/sec
                   AtomicQueueB2, 8,s:   6,349,058 msg/sec
                   AtomicQueueB2, 8,i:   7,092,677 msg/sec
            OptimistAtomicQueue2, 1,s:  53,106,954 msg/sec
            OptimistAtomicQueue2, 1,i:  58,556,329 msg/sec
            OptimistAtomicQueue2, 2,s:  26,031,617 msg/sec
            OptimistAtomicQueue2, 2,i:  24,004,143 msg/sec
            OptimistAtomicQueue2, 3,s:  30,313,147 msg/sec
            OptimistAtomicQueue2, 3,i:  29,931,991 msg/sec
            OptimistAtomicQueue2, 4,s:  33,212,058 msg/sec
            OptimistAtomicQueue2, 4,i:  33,334,408 msg/sec
            OptimistAtomicQueue2, 5,s:  37,061,056 msg/sec
            OptimistAtomicQueue2, 5,i:  40,185,799 msg/sec
            OptimistAtomicQueue2, 6,s:  40,055,147 msg/sec
            OptimistAtomicQueue2, 6,i:  49,232,200 msg/sec
            OptimistAtomicQueue2, 7,s:  42,744,308 msg/sec
            OptimistAtomicQueue2, 7,i:  51,609,185 msg/sec
            OptimistAtomicQueue2, 8,s:  44,016,987 msg/sec
            OptimistAtomicQueue2, 8,i:  48,256,732 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,732,102 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,924,022 msg/sec
           OptimistAtomicQueueB2, 2,s:  24,021,851 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,696,282 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,746,850 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,598,613 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,447,774 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,291,260 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,598,868 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,967,666 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,267,609 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,221,140 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,152,577 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,218,927 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,104,160 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,548,173 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000243 sec/round-trip
                pthread_spinlock: 0.000000256 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000259 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000275 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[193] 226m:42s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,853,528 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,753,613 msg/sec
          boost::lockfree::queue, 1,s:   6,861,520 msg/sec
          boost::lockfree::queue, 1,i:   6,768,684 msg/sec
          boost::lockfree::queue, 2,s:   7,649,440 msg/sec
          boost::lockfree::queue, 2,i:   7,458,641 msg/sec
          boost::lockfree::queue, 3,s:   7,399,752 msg/sec
          boost::lockfree::queue, 3,i:   7,563,383 msg/sec
          boost::lockfree::queue, 4,s:   6,425,277 msg/sec
          boost::lockfree::queue, 4,i:   6,829,780 msg/sec
          boost::lockfree::queue, 5,s:   6,421,305 msg/sec
          boost::lockfree::queue, 5,i:   6,446,628 msg/sec
          boost::lockfree::queue, 6,s:   5,970,994 msg/sec
          boost::lockfree::queue, 6,i:   6,107,911 msg/sec
          boost::lockfree::queue, 7,s:   5,951,006 msg/sec
          boost::lockfree::queue, 7,i:   5,909,636 msg/sec
          boost::lockfree::queue, 8,s:   5,416,244 msg/sec
          boost::lockfree::queue, 8,i:   5,651,782 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 456,359,535 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 456,674,335 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,017,745 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,489,960 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,141,231 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,029,949 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,117,917 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,595,874 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,394,198 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,198,773 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  46,267,523 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,109,011 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,408,370 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,305,676 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,021,276 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,992,359 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,303,941 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,866,473 msg/sec
                pthread_spinlock, 1,s:  29,111,454 msg/sec
                pthread_spinlock, 1,i:  28,847,388 msg/sec
                pthread_spinlock, 2,s:  15,749,380 msg/sec
                pthread_spinlock, 2,i:  16,691,635 msg/sec
                pthread_spinlock, 3,s:   8,342,896 msg/sec
                pthread_spinlock, 3,i:  12,056,795 msg/sec
                pthread_spinlock, 4,s:   6,493,161 msg/sec
                pthread_spinlock, 4,i:   9,123,889 msg/sec
                pthread_spinlock, 5,s:   8,684,746 msg/sec
                pthread_spinlock, 5,i:   9,372,241 msg/sec
                pthread_spinlock, 6,s:   8,520,998 msg/sec
                pthread_spinlock, 6,i:   8,489,320 msg/sec
                pthread_spinlock, 7,s:   7,519,648 msg/sec
                pthread_spinlock, 7,i:   8,014,139 msg/sec
                pthread_spinlock, 8,s:   6,819,892 msg/sec
                pthread_spinlock, 8,i:   6,842,504 msg/sec
                      std::mutex, 1,s:   6,336,102 msg/sec
                      std::mutex, 1,i:   6,904,831 msg/sec
                      std::mutex, 2,s:   5,366,737 msg/sec
                      std::mutex, 2,i:   6,044,449 msg/sec
                      std::mutex, 3,s:   6,216,101 msg/sec
                      std::mutex, 3,i:   5,975,435 msg/sec
                      std::mutex, 4,s:   6,326,507 msg/sec
                      std::mutex, 4,i:   6,337,555 msg/sec
                      std::mutex, 5,s:   6,252,069 msg/sec
                      std::mutex, 5,i:   6,165,465 msg/sec
                      std::mutex, 6,s:   6,150,555 msg/sec
                      std::mutex, 6,i:   6,087,080 msg/sec
                      std::mutex, 7,s:   6,050,803 msg/sec
                      std::mutex, 7,i:   5,990,644 msg/sec
                      std::mutex, 8,s:   5,761,125 msg/sec
                      std::mutex, 8,i:   5,811,205 msg/sec
                 tbb::spin_mutex, 1,s:  37,929,813 msg/sec
                 tbb::spin_mutex, 1,i:  37,479,004 msg/sec
                 tbb::spin_mutex, 2,s:  21,067,563 msg/sec
                 tbb::spin_mutex, 2,i:  20,669,679 msg/sec
                 tbb::spin_mutex, 3,s:   8,412,712 msg/sec
                 tbb::spin_mutex, 3,i:  11,114,450 msg/sec
                 tbb::spin_mutex, 4,s:   3,185,532 msg/sec
                 tbb::spin_mutex, 4,i:   6,261,151 msg/sec
                 tbb::spin_mutex, 5,s:   5,226,742 msg/sec
                 tbb::spin_mutex, 5,i:   5,783,692 msg/sec
                 tbb::spin_mutex, 6,s:   5,273,123 msg/sec
                 tbb::spin_mutex, 6,i:   4,308,922 msg/sec
                 tbb::spin_mutex, 7,s:   4,862,054 msg/sec
                 tbb::spin_mutex, 7,i:   4,354,933 msg/sec
                 tbb::spin_mutex, 8,s:   4,253,379 msg/sec
                 tbb::spin_mutex, 8,i:   4,096,551 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,685,096 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,089,109 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,820,312 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,097,377 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,277,554 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,020,293 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,406,896 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,357,809 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,705,704 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,966,659 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,009,296 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,907,916 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,975,713 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,003,137 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,939,294 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,088,466 msg/sec
     xenium::michael_scott_queue, 1,s:  10,129,787 msg/sec
     xenium::michael_scott_queue, 1,i:   9,941,900 msg/sec
     xenium::michael_scott_queue, 2,s:   8,508,801 msg/sec
     xenium::michael_scott_queue, 2,i:   8,562,108 msg/sec
     xenium::michael_scott_queue, 3,s:   7,242,638 msg/sec
     xenium::michael_scott_queue, 3,i:   7,618,327 msg/sec
     xenium::michael_scott_queue, 4,s:   6,244,088 msg/sec
     xenium::michael_scott_queue, 4,i:   6,332,843 msg/sec
     xenium::michael_scott_queue, 5,s:   6,287,091 msg/sec
     xenium::michael_scott_queue, 5,i:   6,626,548 msg/sec
     xenium::michael_scott_queue, 6,s:   6,540,140 msg/sec
     xenium::michael_scott_queue, 6,i:   7,006,628 msg/sec
     xenium::michael_scott_queue, 7,s:   6,348,419 msg/sec
     xenium::michael_scott_queue, 7,i:   6,491,357 msg/sec
     xenium::michael_scott_queue, 8,s:   6,032,506 msg/sec
     xenium::michael_scott_queue, 8,i:   6,066,892 msg/sec
         xenium::ramalhete_queue, 1,s:  32,514,424 msg/sec
         xenium::ramalhete_queue, 1,i:  32,450,307 msg/sec
         xenium::ramalhete_queue, 2,s:  23,640,945 msg/sec
         xenium::ramalhete_queue, 2,i:  23,184,809 msg/sec
         xenium::ramalhete_queue, 3,s:  29,202,293 msg/sec
         xenium::ramalhete_queue, 3,i:  28,484,109 msg/sec
         xenium::ramalhete_queue, 4,s:  33,794,613 msg/sec
         xenium::ramalhete_queue, 4,i:  33,519,375 msg/sec
         xenium::ramalhete_queue, 5,s:  31,884,648 msg/sec
         xenium::ramalhete_queue, 5,i:  36,305,957 msg/sec
         xenium::ramalhete_queue, 6,s:  34,013,562 msg/sec
         xenium::ramalhete_queue, 6,i:  39,149,322 msg/sec
         xenium::ramalhete_queue, 7,s:  35,218,737 msg/sec
         xenium::ramalhete_queue, 7,i:  41,586,209 msg/sec
         xenium::ramalhete_queue, 8,s:  35,300,847 msg/sec
         xenium::ramalhete_queue, 8,i:  43,608,586 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,992,376 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 112,752,451 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,951,335 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,449,236 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,682,910 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,855,572 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,575,201 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,610,028 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,677,977 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,341,895 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,990,914 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,608,886 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,198,723 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,321,487 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,427,195 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,345,671 msg/sec
                     AtomicQueue, 1,s:  63,756,725 msg/sec
                     AtomicQueue, 1,i:  57,405,921 msg/sec
                     AtomicQueue, 2,s:  12,202,596 msg/sec
                     AtomicQueue, 2,i:  11,735,802 msg/sec
                     AtomicQueue, 3,s:  10,771,252 msg/sec
                     AtomicQueue, 3,i:  10,018,503 msg/sec
                     AtomicQueue, 4,s:   8,202,308 msg/sec
                     AtomicQueue, 4,i:   8,203,416 msg/sec
                     AtomicQueue, 5,s:   8,061,133 msg/sec
                     AtomicQueue, 5,i:   8,062,152 msg/sec
                     AtomicQueue, 6,s:   7,854,879 msg/sec
                     AtomicQueue, 6,i:   7,622,555 msg/sec
                     AtomicQueue, 7,s:   7,101,950 msg/sec
                     AtomicQueue, 7,i:   7,960,326 msg/sec
                     AtomicQueue, 8,s:   6,358,264 msg/sec
                     AtomicQueue, 8,i:   7,401,783 msg/sec
                    AtomicQueueB, 1,s:  47,721,399 msg/sec
                    AtomicQueueB, 1,i:  43,160,621 msg/sec
                    AtomicQueueB, 2,s:  12,022,080 msg/sec
                    AtomicQueueB, 2,i:  11,503,802 msg/sec
                    AtomicQueueB, 3,s:  10,946,928 msg/sec
                    AtomicQueueB, 3,i:  10,208,399 msg/sec
                    AtomicQueueB, 4,s:   8,036,749 msg/sec
                    AtomicQueueB, 4,i:   8,034,969 msg/sec
                    AtomicQueueB, 5,s:   7,604,978 msg/sec
                    AtomicQueueB, 5,i:   7,791,144 msg/sec
                    AtomicQueueB, 6,s:   7,412,616 msg/sec
                    AtomicQueueB, 6,i:   7,531,151 msg/sec
                    AtomicQueueB, 7,s:   6,913,159 msg/sec
                    AtomicQueueB, 7,i:   7,752,163 msg/sec
                    AtomicQueueB, 8,s:   6,245,515 msg/sec
                    AtomicQueueB, 8,i:   6,993,403 msg/sec
             OptimistAtomicQueue, 1,s: 692,216,133 msg/sec
             OptimistAtomicQueue, 1,i: 534,920,334 msg/sec
             OptimistAtomicQueue, 2,s:  32,215,873 msg/sec
             OptimistAtomicQueue, 2,i:  32,219,090 msg/sec
             OptimistAtomicQueue, 3,s:  36,596,489 msg/sec
             OptimistAtomicQueue, 3,i:  37,344,601 msg/sec
             OptimistAtomicQueue, 4,s:  39,291,264 msg/sec
             OptimistAtomicQueue, 4,i:  39,369,256 msg/sec
             OptimistAtomicQueue, 5,s:  42,565,819 msg/sec
             OptimistAtomicQueue, 5,i:  46,298,629 msg/sec
             OptimistAtomicQueue, 6,s:  41,983,720 msg/sec
             OptimistAtomicQueue, 6,i:  49,752,257 msg/sec
             OptimistAtomicQueue, 7,s:  44,264,455 msg/sec
             OptimistAtomicQueue, 7,i:  49,278,035 msg/sec
             OptimistAtomicQueue, 8,s:  46,312,315 msg/sec
             OptimistAtomicQueue, 8,i:  49,106,475 msg/sec
            OptimistAtomicQueueB, 1,s: 118,010,357 msg/sec
            OptimistAtomicQueueB, 1,i:  77,451,141 msg/sec
            OptimistAtomicQueueB, 2,s:  32,195,659 msg/sec
            OptimistAtomicQueueB, 2,i:  32,347,029 msg/sec
            OptimistAtomicQueueB, 3,s:  36,153,500 msg/sec
            OptimistAtomicQueueB, 3,i:  36,935,388 msg/sec
            OptimistAtomicQueueB, 4,s:  38,606,904 msg/sec
            OptimistAtomicQueueB, 4,i:  38,596,385 msg/sec
            OptimistAtomicQueueB, 5,s:  40,533,680 msg/sec
            OptimistAtomicQueueB, 5,i:  45,403,381 msg/sec
            OptimistAtomicQueueB, 6,s:  40,636,718 msg/sec
            OptimistAtomicQueueB, 6,i:  49,061,597 msg/sec
            OptimistAtomicQueueB, 7,s:  41,738,035 msg/sec
            OptimistAtomicQueueB, 7,i:  51,407,985 msg/sec
            OptimistAtomicQueueB, 8,s:  44,146,710 msg/sec
            OptimistAtomicQueueB, 8,i:  47,604,349 msg/sec
                    AtomicQueue2, 1,s:  22,915,410 msg/sec
                    AtomicQueue2, 1,i:  22,870,393 msg/sec
                    AtomicQueue2, 2,s:  11,860,737 msg/sec
                    AtomicQueue2, 2,i:  11,357,738 msg/sec
                    AtomicQueue2, 3,s:   9,252,814 msg/sec
                    AtomicQueue2, 3,i:   9,394,374 msg/sec
                    AtomicQueue2, 4,s:   8,064,626 msg/sec
                    AtomicQueue2, 4,i:   8,034,053 msg/sec
                    AtomicQueue2, 5,s:   7,931,392 msg/sec
                    AtomicQueue2, 5,i:   8,006,840 msg/sec
                    AtomicQueue2, 6,s:   7,845,197 msg/sec
                    AtomicQueue2, 6,i:   7,521,124 msg/sec
                    AtomicQueue2, 7,s:   7,188,193 msg/sec
                    AtomicQueue2, 7,i:   7,895,791 msg/sec
                    AtomicQueue2, 8,s:   6,414,164 msg/sec
                    AtomicQueue2, 8,i:   7,360,677 msg/sec
                   AtomicQueueB2, 1,s:  36,189,183 msg/sec
                   AtomicQueueB2, 1,i:  32,624,151 msg/sec
                   AtomicQueueB2, 2,s:  11,378,595 msg/sec
                   AtomicQueueB2, 2,i:  11,016,417 msg/sec
                   AtomicQueueB2, 3,s:   9,736,397 msg/sec
                   AtomicQueueB2, 3,i:   9,368,070 msg/sec
                   AtomicQueueB2, 4,s:   7,862,492 msg/sec
                   AtomicQueueB2, 4,i:   7,756,426 msg/sec
                   AtomicQueueB2, 5,s:   7,483,420 msg/sec
                   AtomicQueueB2, 5,i:   7,610,386 msg/sec
                   AtomicQueueB2, 6,s:   7,182,845 msg/sec
                   AtomicQueueB2, 6,i:   7,449,995 msg/sec
                   AtomicQueueB2, 7,s:   6,878,302 msg/sec
                   AtomicQueueB2, 7,i:   7,715,692 msg/sec
                   AtomicQueueB2, 8,s:   6,281,683 msg/sec
                   AtomicQueueB2, 8,i:   7,124,798 msg/sec
            OptimistAtomicQueue2, 1,s: 465,141,753 msg/sec
            OptimistAtomicQueue2, 1,i:  32,297,395 msg/sec
            OptimistAtomicQueue2, 2,s:  24,918,094 msg/sec
            OptimistAtomicQueue2, 2,i:  24,009,805 msg/sec
            OptimistAtomicQueue2, 3,s:  30,414,315 msg/sec
            OptimistAtomicQueue2, 3,i:  29,998,464 msg/sec
            OptimistAtomicQueue2, 4,s:  33,204,497 msg/sec
            OptimistAtomicQueue2, 4,i:  33,188,860 msg/sec
            OptimistAtomicQueue2, 5,s:  37,199,235 msg/sec
            OptimistAtomicQueue2, 5,i:  40,938,846 msg/sec
            OptimistAtomicQueue2, 6,s:  40,100,308 msg/sec
            OptimistAtomicQueue2, 6,i:  49,053,595 msg/sec
            OptimistAtomicQueue2, 7,s:  42,700,312 msg/sec
            OptimistAtomicQueue2, 7,i:  51,417,120 msg/sec
            OptimistAtomicQueue2, 8,s:  43,811,572 msg/sec
            OptimistAtomicQueue2, 8,i:  48,739,996 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,256,298 msg/sec
           OptimistAtomicQueueB2, 1,i:  34,825,376 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,200,283 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,937,561 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,185,062 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,273,313 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,191,777 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,529,644 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,687,554 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,355,439 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,728,769 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,434,392 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,753,715 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,589,780 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,343,506 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,344,577 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000326 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000139 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000254 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[194] 225m:23s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,018,040 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,816,006 msg/sec
          boost::lockfree::queue, 1,s:   6,860,685 msg/sec
          boost::lockfree::queue, 1,i:   6,921,157 msg/sec
          boost::lockfree::queue, 2,s:   7,607,362 msg/sec
          boost::lockfree::queue, 2,i:   7,430,363 msg/sec
          boost::lockfree::queue, 3,s:   7,369,239 msg/sec
          boost::lockfree::queue, 3,i:   7,537,985 msg/sec
          boost::lockfree::queue, 4,s:   6,420,249 msg/sec
          boost::lockfree::queue, 4,i:   6,759,033 msg/sec
          boost::lockfree::queue, 5,s:   6,472,370 msg/sec
          boost::lockfree::queue, 5,i:   6,491,039 msg/sec
          boost::lockfree::queue, 6,s:   5,976,624 msg/sec
          boost::lockfree::queue, 6,i:   6,094,550 msg/sec
          boost::lockfree::queue, 7,s:   5,800,915 msg/sec
          boost::lockfree::queue, 7,i:   6,028,478 msg/sec
          boost::lockfree::queue, 8,s:   5,596,315 msg/sec
          boost::lockfree::queue, 8,i:   5,522,982 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 233,601,632 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  43,900,908 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,422,919 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,095,033 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,805,863 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,624,956 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,019,512 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,807,622 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,927,012 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,072,767 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  45,890,439 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,275,136 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,642,580 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,833,897 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,927,032 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,215,848 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,260,896 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,821,291 msg/sec
                pthread_spinlock, 1,s:  29,115,783 msg/sec
                pthread_spinlock, 1,i:  25,397,483 msg/sec
                pthread_spinlock, 2,s:  15,539,012 msg/sec
                pthread_spinlock, 2,i:  17,046,082 msg/sec
                pthread_spinlock, 3,s:   8,325,783 msg/sec
                pthread_spinlock, 3,i:  12,086,055 msg/sec
                pthread_spinlock, 4,s:   6,502,954 msg/sec
                pthread_spinlock, 4,i:   8,984,821 msg/sec
                pthread_spinlock, 5,s:   8,637,473 msg/sec
                pthread_spinlock, 5,i:  10,298,870 msg/sec
                pthread_spinlock, 6,s:   8,362,861 msg/sec
                pthread_spinlock, 6,i:   8,384,864 msg/sec
                pthread_spinlock, 7,s:   7,587,438 msg/sec
                pthread_spinlock, 7,i:   7,601,449 msg/sec
                pthread_spinlock, 8,s:   6,885,332 msg/sec
                pthread_spinlock, 8,i:   7,022,987 msg/sec
                      std::mutex, 1,s:   6,115,523 msg/sec
                      std::mutex, 1,i:   6,178,028 msg/sec
                      std::mutex, 2,s:   5,414,552 msg/sec
                      std::mutex, 2,i:   5,256,638 msg/sec
                      std::mutex, 3,s:   4,580,302 msg/sec
                      std::mutex, 3,i:   5,294,102 msg/sec
                      std::mutex, 4,s:   6,243,785 msg/sec
                      std::mutex, 4,i:   6,306,053 msg/sec
                      std::mutex, 5,s:   6,010,832 msg/sec
                      std::mutex, 5,i:   5,988,360 msg/sec
                      std::mutex, 6,s:   5,928,813 msg/sec
                      std::mutex, 6,i:   5,883,996 msg/sec
                      std::mutex, 7,s:   5,859,074 msg/sec
                      std::mutex, 7,i:   5,809,512 msg/sec
                      std::mutex, 8,s:   5,770,984 msg/sec
                      std::mutex, 8,i:   5,718,751 msg/sec
                 tbb::spin_mutex, 1,s:  37,860,525 msg/sec
                 tbb::spin_mutex, 1,i:  37,747,588 msg/sec
                 tbb::spin_mutex, 2,s:  17,999,419 msg/sec
                 tbb::spin_mutex, 2,i:  18,377,612 msg/sec
                 tbb::spin_mutex, 3,s:   8,012,709 msg/sec
                 tbb::spin_mutex, 3,i:  10,284,735 msg/sec
                 tbb::spin_mutex, 4,s:   3,250,382 msg/sec
                 tbb::spin_mutex, 4,i:   6,396,600 msg/sec
                 tbb::spin_mutex, 5,s:   5,498,367 msg/sec
                 tbb::spin_mutex, 5,i:   5,736,481 msg/sec
                 tbb::spin_mutex, 6,s:   5,278,695 msg/sec
                 tbb::spin_mutex, 6,i:   4,333,781 msg/sec
                 tbb::spin_mutex, 7,s:   4,493,148 msg/sec
                 tbb::spin_mutex, 7,i:   4,358,866 msg/sec
                 tbb::spin_mutex, 8,s:   4,249,698 msg/sec
                 tbb::spin_mutex, 8,i:   4,211,854 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,206,187 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,071,050 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,753,821 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,133,168 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,218,611 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,486,590 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,071,630 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,553,459 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,611,552 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,597,495 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,777,583 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,628,630 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,835,555 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,701,506 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,077,455 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,085,445 msg/sec
     xenium::michael_scott_queue, 1,s:   9,191,193 msg/sec
     xenium::michael_scott_queue, 1,i:   8,998,655 msg/sec
     xenium::michael_scott_queue, 2,s:   8,489,662 msg/sec
     xenium::michael_scott_queue, 2,i:   8,430,013 msg/sec
     xenium::michael_scott_queue, 3,s:   7,178,761 msg/sec
     xenium::michael_scott_queue, 3,i:   7,535,013 msg/sec
     xenium::michael_scott_queue, 4,s:   6,240,109 msg/sec
     xenium::michael_scott_queue, 4,i:   6,382,749 msg/sec
     xenium::michael_scott_queue, 5,s:   6,293,215 msg/sec
     xenium::michael_scott_queue, 5,i:   6,616,745 msg/sec
     xenium::michael_scott_queue, 6,s:   6,513,887 msg/sec
     xenium::michael_scott_queue, 6,i:   6,743,769 msg/sec
     xenium::michael_scott_queue, 7,s:   6,308,285 msg/sec
     xenium::michael_scott_queue, 7,i:   6,609,561 msg/sec
     xenium::michael_scott_queue, 8,s:   5,957,225 msg/sec
     xenium::michael_scott_queue, 8,i:   6,104,993 msg/sec
         xenium::ramalhete_queue, 1,s:  32,323,040 msg/sec
         xenium::ramalhete_queue, 1,i:  32,248,842 msg/sec
         xenium::ramalhete_queue, 2,s:  23,602,582 msg/sec
         xenium::ramalhete_queue, 2,i:  23,373,875 msg/sec
         xenium::ramalhete_queue, 3,s:  29,434,368 msg/sec
         xenium::ramalhete_queue, 3,i:  28,555,180 msg/sec
         xenium::ramalhete_queue, 4,s:  33,759,826 msg/sec
         xenium::ramalhete_queue, 4,i:  33,509,312 msg/sec
         xenium::ramalhete_queue, 5,s:  32,227,297 msg/sec
         xenium::ramalhete_queue, 5,i:  35,839,899 msg/sec
         xenium::ramalhete_queue, 6,s:  34,027,465 msg/sec
         xenium::ramalhete_queue, 6,i:  40,260,080 msg/sec
         xenium::ramalhete_queue, 7,s:  35,237,494 msg/sec
         xenium::ramalhete_queue, 7,i:  40,691,840 msg/sec
         xenium::ramalhete_queue, 8,s:  35,547,760 msg/sec
         xenium::ramalhete_queue, 8,i:  44,115,434 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,010,188 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,834,603 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,696,160 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,742,355 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,712,637 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,839,732 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,685,999 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,039,208 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,967,517 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,368,676 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,951,866 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,401,290 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,185,450 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,899,376 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,404,104 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,214,370 msg/sec
                     AtomicQueue, 1,s:  63,236,526 msg/sec
                     AtomicQueue, 1,i:  56,972,928 msg/sec
                     AtomicQueue, 2,s:  12,442,807 msg/sec
                     AtomicQueue, 2,i:  11,961,171 msg/sec
                     AtomicQueue, 3,s:  10,831,075 msg/sec
                     AtomicQueue, 3,i:   9,987,176 msg/sec
                     AtomicQueue, 4,s:   8,199,973 msg/sec
                     AtomicQueue, 4,i:   8,191,335 msg/sec
                     AtomicQueue, 5,s:   8,022,269 msg/sec
                     AtomicQueue, 5,i:   8,069,352 msg/sec
                     AtomicQueue, 6,s:   7,778,614 msg/sec
                     AtomicQueue, 6,i:   7,616,418 msg/sec
                     AtomicQueue, 7,s:   7,055,246 msg/sec
                     AtomicQueue, 7,i:   7,968,533 msg/sec
                     AtomicQueue, 8,s:   6,350,837 msg/sec
                     AtomicQueue, 8,i:   7,422,764 msg/sec
                    AtomicQueueB, 1,s:  44,595,581 msg/sec
                    AtomicQueueB, 1,i:  43,914,637 msg/sec
                    AtomicQueueB, 2,s:  11,637,845 msg/sec
                    AtomicQueueB, 2,i:  11,486,287 msg/sec
                    AtomicQueueB, 3,s:  11,017,393 msg/sec
                    AtomicQueueB, 3,i:  10,148,394 msg/sec
                    AtomicQueueB, 4,s:   8,059,445 msg/sec
                    AtomicQueueB, 4,i:   8,031,260 msg/sec
                    AtomicQueueB, 5,s:   7,702,789 msg/sec
                    AtomicQueueB, 5,i:   7,818,751 msg/sec
                    AtomicQueueB, 6,s:   7,359,300 msg/sec
                    AtomicQueueB, 6,i:   7,540,334 msg/sec
                    AtomicQueueB, 7,s:   6,854,419 msg/sec
                    AtomicQueueB, 7,i:   7,772,554 msg/sec
                    AtomicQueueB, 8,s:   6,223,178 msg/sec
                    AtomicQueueB, 8,i:   7,151,193 msg/sec
             OptimistAtomicQueue, 1,s: 702,320,184 msg/sec
             OptimistAtomicQueue, 1,i: 525,523,976 msg/sec
             OptimistAtomicQueue, 2,s:  32,633,777 msg/sec
             OptimistAtomicQueue, 2,i:  32,527,237 msg/sec
             OptimistAtomicQueue, 3,s:  36,623,840 msg/sec
             OptimistAtomicQueue, 3,i:  37,304,655 msg/sec
             OptimistAtomicQueue, 4,s:  39,325,597 msg/sec
             OptimistAtomicQueue, 4,i:  39,401,590 msg/sec
             OptimistAtomicQueue, 5,s:  42,547,659 msg/sec
             OptimistAtomicQueue, 5,i:  47,389,527 msg/sec
             OptimistAtomicQueue, 6,s:  41,664,315 msg/sec
             OptimistAtomicQueue, 6,i:  50,399,348 msg/sec
             OptimistAtomicQueue, 7,s:  45,407,352 msg/sec
             OptimistAtomicQueue, 7,i:  52,006,519 msg/sec
             OptimistAtomicQueue, 8,s:  46,392,267 msg/sec
             OptimistAtomicQueue, 8,i:  49,272,055 msg/sec
            OptimistAtomicQueueB, 1,s: 163,621,205 msg/sec
            OptimistAtomicQueueB, 1,i:  76,541,382 msg/sec
            OptimistAtomicQueueB, 2,s:  31,688,266 msg/sec
            OptimistAtomicQueueB, 2,i:  31,713,581 msg/sec
            OptimistAtomicQueueB, 3,s:  36,052,903 msg/sec
            OptimistAtomicQueueB, 3,i:  36,953,300 msg/sec
            OptimistAtomicQueueB, 4,s:  38,718,066 msg/sec
            OptimistAtomicQueueB, 4,i:  38,435,511 msg/sec
            OptimistAtomicQueueB, 5,s:  40,537,547 msg/sec
            OptimistAtomicQueueB, 5,i:  46,130,862 msg/sec
            OptimistAtomicQueueB, 6,s:  41,195,190 msg/sec
            OptimistAtomicQueueB, 6,i:  48,982,587 msg/sec
            OptimistAtomicQueueB, 7,s:  42,294,314 msg/sec
            OptimistAtomicQueueB, 7,i:  50,696,958 msg/sec
            OptimistAtomicQueueB, 8,s:  44,573,712 msg/sec
            OptimistAtomicQueueB, 8,i:  48,336,853 msg/sec
                    AtomicQueue2, 1,s:  22,870,762 msg/sec
                    AtomicQueue2, 1,i:  22,876,461 msg/sec
                    AtomicQueue2, 2,s:  11,860,570 msg/sec
                    AtomicQueue2, 2,i:  11,386,810 msg/sec
                    AtomicQueue2, 3,s:   9,449,546 msg/sec
                    AtomicQueue2, 3,i:   9,412,754 msg/sec
                    AtomicQueue2, 4,s:   8,070,920 msg/sec
                    AtomicQueue2, 4,i:   8,094,295 msg/sec
                    AtomicQueue2, 5,s:   7,937,623 msg/sec
                    AtomicQueue2, 5,i:   8,024,568 msg/sec
                    AtomicQueue2, 6,s:   7,780,032 msg/sec
                    AtomicQueue2, 6,i:   7,528,270 msg/sec
                    AtomicQueue2, 7,s:   7,151,797 msg/sec
                    AtomicQueue2, 7,i:   7,889,422 msg/sec
                    AtomicQueue2, 8,s:   6,349,759 msg/sec
                    AtomicQueue2, 8,i:   7,240,796 msg/sec
                   AtomicQueueB2, 1,s:  36,114,389 msg/sec
                   AtomicQueueB2, 1,i:  32,636,592 msg/sec
                   AtomicQueueB2, 2,s:  11,452,448 msg/sec
                   AtomicQueueB2, 2,i:  11,134,810 msg/sec
                   AtomicQueueB2, 3,s:   9,694,291 msg/sec
                   AtomicQueueB2, 3,i:   9,542,936 msg/sec
                   AtomicQueueB2, 4,s:   7,918,812 msg/sec
                   AtomicQueueB2, 4,i:   7,882,612 msg/sec
                   AtomicQueueB2, 5,s:   7,583,736 msg/sec
                   AtomicQueueB2, 5,i:   7,748,557 msg/sec
                   AtomicQueueB2, 6,s:   7,247,149 msg/sec
                   AtomicQueueB2, 6,i:   7,425,981 msg/sec
                   AtomicQueueB2, 7,s:   6,901,919 msg/sec
                   AtomicQueueB2, 7,i:   7,704,974 msg/sec
                   AtomicQueueB2, 8,s:   6,241,105 msg/sec
                   AtomicQueueB2, 8,i:   7,094,081 msg/sec
            OptimistAtomicQueue2, 1,s: 221,017,798 msg/sec
            OptimistAtomicQueue2, 1,i: 161,686,179 msg/sec
            OptimistAtomicQueue2, 2,s:  24,268,328 msg/sec
            OptimistAtomicQueue2, 2,i:  24,255,149 msg/sec
            OptimistAtomicQueue2, 3,s:  30,328,281 msg/sec
            OptimistAtomicQueue2, 3,i:  29,937,504 msg/sec
            OptimistAtomicQueue2, 4,s:  33,165,229 msg/sec
            OptimistAtomicQueue2, 4,i:  33,134,774 msg/sec
            OptimistAtomicQueue2, 5,s:  37,305,967 msg/sec
            OptimistAtomicQueue2, 5,i:  40,308,894 msg/sec
            OptimistAtomicQueue2, 6,s:  40,386,774 msg/sec
            OptimistAtomicQueue2, 6,i:  49,381,001 msg/sec
            OptimistAtomicQueue2, 7,s:  42,744,781 msg/sec
            OptimistAtomicQueue2, 7,i:  51,826,064 msg/sec
            OptimistAtomicQueue2, 8,s:  44,141,669 msg/sec
            OptimistAtomicQueue2, 8,i:  48,147,114 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,887,159 msg/sec
           OptimistAtomicQueueB2, 1,i:  70,998,208 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,903,641 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,188,609 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,673,238 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,167,135 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,320,024 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,180,049 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,475,540 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,515,858 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,541,802 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,457,008 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,436,788 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,397,731 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,306,772 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,135,549 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000121 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000244 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000268 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000304 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000188 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[195] 224m:3s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,824,521 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,243,062 msg/sec
          boost::lockfree::queue, 1,s:   6,889,103 msg/sec
          boost::lockfree::queue, 1,i:   6,964,492 msg/sec
          boost::lockfree::queue, 2,s:   7,656,026 msg/sec
          boost::lockfree::queue, 2,i:   7,531,672 msg/sec
          boost::lockfree::queue, 3,s:   7,369,980 msg/sec
          boost::lockfree::queue, 3,i:   7,549,889 msg/sec
          boost::lockfree::queue, 4,s:   6,418,194 msg/sec
          boost::lockfree::queue, 4,i:   6,802,109 msg/sec
          boost::lockfree::queue, 5,s:   6,456,854 msg/sec
          boost::lockfree::queue, 5,i:   6,469,883 msg/sec
          boost::lockfree::queue, 6,s:   5,989,662 msg/sec
          boost::lockfree::queue, 6,i:   6,112,982 msg/sec
          boost::lockfree::queue, 7,s:   5,912,745 msg/sec
          boost::lockfree::queue, 7,i:   6,140,661 msg/sec
          boost::lockfree::queue, 8,s:   5,484,285 msg/sec
          boost::lockfree::queue, 8,i:   5,560,726 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 509,607,697 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 536,819,654 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,952,374 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,956,833 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,693,064 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,678,390 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,238,910 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,831,949 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,693,403 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,866,140 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,196,264 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,389,005 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,323,742 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,591,349 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,101,174 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  36,408,430 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,364,994 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,137,977 msg/sec
                pthread_spinlock, 1,s:  28,890,726 msg/sec
                pthread_spinlock, 1,i:  25,394,560 msg/sec
                pthread_spinlock, 2,s:  15,703,417 msg/sec
                pthread_spinlock, 2,i:  17,109,891 msg/sec
                pthread_spinlock, 3,s:   8,253,410 msg/sec
                pthread_spinlock, 3,i:  12,116,385 msg/sec
                pthread_spinlock, 4,s:   6,483,355 msg/sec
                pthread_spinlock, 4,i:   9,018,697 msg/sec
                pthread_spinlock, 5,s:   8,740,073 msg/sec
                pthread_spinlock, 5,i:   9,480,301 msg/sec
                pthread_spinlock, 6,s:   8,255,352 msg/sec
                pthread_spinlock, 6,i:   9,285,635 msg/sec
                pthread_spinlock, 7,s:   7,542,737 msg/sec
                pthread_spinlock, 7,i:   7,927,301 msg/sec
                pthread_spinlock, 8,s:   6,800,361 msg/sec
                pthread_spinlock, 8,i:   6,948,195 msg/sec
                      std::mutex, 1,s:   6,469,608 msg/sec
                      std::mutex, 1,i:   6,834,478 msg/sec
                      std::mutex, 2,s:   5,973,036 msg/sec
                      std::mutex, 2,i:   5,916,562 msg/sec
                      std::mutex, 3,s:   4,818,172 msg/sec
                      std::mutex, 3,i:   4,683,131 msg/sec
                      std::mutex, 4,s:   5,446,845 msg/sec
                      std::mutex, 4,i:   5,894,770 msg/sec
                      std::mutex, 5,s:   5,923,724 msg/sec
                      std::mutex, 5,i:   5,955,361 msg/sec
                      std::mutex, 6,s:   5,988,743 msg/sec
                      std::mutex, 6,i:   5,966,944 msg/sec
                      std::mutex, 7,s:   5,875,931 msg/sec
                      std::mutex, 7,i:   5,854,052 msg/sec
                      std::mutex, 8,s:   5,782,601 msg/sec
                      std::mutex, 8,i:   5,801,396 msg/sec
                 tbb::spin_mutex, 1,s:  38,041,388 msg/sec
                 tbb::spin_mutex, 1,i:  37,755,283 msg/sec
                 tbb::spin_mutex, 2,s:  21,070,144 msg/sec
                 tbb::spin_mutex, 2,i:  18,489,567 msg/sec
                 tbb::spin_mutex, 3,s:   7,368,169 msg/sec
                 tbb::spin_mutex, 3,i:  10,893,388 msg/sec
                 tbb::spin_mutex, 4,s:   3,140,725 msg/sec
                 tbb::spin_mutex, 4,i:   6,336,977 msg/sec
                 tbb::spin_mutex, 5,s:   5,414,864 msg/sec
                 tbb::spin_mutex, 5,i:   5,840,878 msg/sec
                 tbb::spin_mutex, 6,s:   5,389,878 msg/sec
                 tbb::spin_mutex, 6,i:   4,405,334 msg/sec
                 tbb::spin_mutex, 7,s:   4,875,608 msg/sec
                 tbb::spin_mutex, 7,i:   4,293,573 msg/sec
                 tbb::spin_mutex, 8,s:   4,242,799 msg/sec
                 tbb::spin_mutex, 8,i:   4,197,256 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,111,260 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,245,328 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,765,502 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,143,814 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,351,920 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,382,275 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,058,021 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,116,825 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,602,185 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,350,326 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,548,656 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,713,026 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,677,898 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,062,725 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,693,718 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,888,473 msg/sec
     xenium::michael_scott_queue, 1,s:   9,493,058 msg/sec
     xenium::michael_scott_queue, 1,i:   8,861,858 msg/sec
     xenium::michael_scott_queue, 2,s:   8,607,692 msg/sec
     xenium::michael_scott_queue, 2,i:   8,612,016 msg/sec
     xenium::michael_scott_queue, 3,s:   7,309,293 msg/sec
     xenium::michael_scott_queue, 3,i:   7,584,865 msg/sec
     xenium::michael_scott_queue, 4,s:   6,326,356 msg/sec
     xenium::michael_scott_queue, 4,i:   6,311,533 msg/sec
     xenium::michael_scott_queue, 5,s:   6,299,142 msg/sec
     xenium::michael_scott_queue, 5,i:   6,749,509 msg/sec
     xenium::michael_scott_queue, 6,s:   6,472,573 msg/sec
     xenium::michael_scott_queue, 6,i:   6,869,449 msg/sec
     xenium::michael_scott_queue, 7,s:   6,296,124 msg/sec
     xenium::michael_scott_queue, 7,i:   6,605,535 msg/sec
     xenium::michael_scott_queue, 8,s:   6,016,311 msg/sec
     xenium::michael_scott_queue, 8,i:   6,074,351 msg/sec
         xenium::ramalhete_queue, 1,s:  31,494,278 msg/sec
         xenium::ramalhete_queue, 1,i:  31,476,940 msg/sec
         xenium::ramalhete_queue, 2,s:  23,438,948 msg/sec
         xenium::ramalhete_queue, 2,i:  22,883,173 msg/sec
         xenium::ramalhete_queue, 3,s:  28,990,517 msg/sec
         xenium::ramalhete_queue, 3,i:  28,183,188 msg/sec
         xenium::ramalhete_queue, 4,s:  33,803,737 msg/sec
         xenium::ramalhete_queue, 4,i:  33,459,676 msg/sec
         xenium::ramalhete_queue, 5,s:  32,065,886 msg/sec
         xenium::ramalhete_queue, 5,i:  36,199,575 msg/sec
         xenium::ramalhete_queue, 6,s:  33,823,148 msg/sec
         xenium::ramalhete_queue, 6,i:  39,121,300 msg/sec
         xenium::ramalhete_queue, 7,s:  34,994,727 msg/sec
         xenium::ramalhete_queue, 7,i:  41,535,101 msg/sec
         xenium::ramalhete_queue, 8,s:  35,496,199 msg/sec
         xenium::ramalhete_queue, 8,i:  43,894,807 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,306,762 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,716,853 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,262,456 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,503,275 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,763,001 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,671,033 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,435,253 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,171,470 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,021,584 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,248,585 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,968,809 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,414,953 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,193,345 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,255,057 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,429,964 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,233,478 msg/sec
                     AtomicQueue, 1,s:  61,129,540 msg/sec
                     AtomicQueue, 1,i:  56,033,256 msg/sec
                     AtomicQueue, 2,s:  12,259,673 msg/sec
                     AtomicQueue, 2,i:  11,765,133 msg/sec
                     AtomicQueue, 3,s:  10,801,514 msg/sec
                     AtomicQueue, 3,i:  10,015,245 msg/sec
                     AtomicQueue, 4,s:   8,141,152 msg/sec
                     AtomicQueue, 4,i:   8,210,440 msg/sec
                     AtomicQueue, 5,s:   8,016,801 msg/sec
                     AtomicQueue, 5,i:   8,092,044 msg/sec
                     AtomicQueue, 6,s:   7,728,692 msg/sec
                     AtomicQueue, 6,i:   7,609,739 msg/sec
                     AtomicQueue, 7,s:   7,070,826 msg/sec
                     AtomicQueue, 7,i:   7,970,302 msg/sec
                     AtomicQueue, 8,s:   6,328,378 msg/sec
                     AtomicQueue, 8,i:   7,456,007 msg/sec
                    AtomicQueueB, 1,s:  61,587,693 msg/sec
                    AtomicQueueB, 1,i:  63,677,452 msg/sec
                    AtomicQueueB, 2,s:  11,895,222 msg/sec
                    AtomicQueueB, 2,i:  11,544,969 msg/sec
                    AtomicQueueB, 3,s:  10,985,387 msg/sec
                    AtomicQueueB, 3,i:  10,147,173 msg/sec
                    AtomicQueueB, 4,s:   8,064,583 msg/sec
                    AtomicQueueB, 4,i:   7,949,511 msg/sec
                    AtomicQueueB, 5,s:   7,595,115 msg/sec
                    AtomicQueueB, 5,i:   7,810,243 msg/sec
                    AtomicQueueB, 6,s:   7,170,290 msg/sec
                    AtomicQueueB, 6,i:   7,520,867 msg/sec
                    AtomicQueueB, 7,s:   6,917,220 msg/sec
                    AtomicQueueB, 7,i:   7,747,572 msg/sec
                    AtomicQueueB, 8,s:   6,281,916 msg/sec
                    AtomicQueueB, 8,i:   7,202,690 msg/sec
             OptimistAtomicQueue, 1,s: 714,804,074 msg/sec
             OptimistAtomicQueue, 1,i: 528,421,619 msg/sec
             OptimistAtomicQueue, 2,s:  31,966,150 msg/sec
             OptimistAtomicQueue, 2,i:  31,973,128 msg/sec
             OptimistAtomicQueue, 3,s:  36,616,613 msg/sec
             OptimistAtomicQueue, 3,i:  37,385,498 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,654 msg/sec
             OptimistAtomicQueue, 4,i:  39,400,223 msg/sec
             OptimistAtomicQueue, 5,s:  41,824,804 msg/sec
             OptimistAtomicQueue, 5,i:  46,366,050 msg/sec
             OptimistAtomicQueue, 6,s:  42,577,196 msg/sec
             OptimistAtomicQueue, 6,i:  50,458,044 msg/sec
             OptimistAtomicQueue, 7,s:  44,265,209 msg/sec
             OptimistAtomicQueue, 7,i:  48,945,362 msg/sec
             OptimistAtomicQueue, 8,s:  46,558,820 msg/sec
             OptimistAtomicQueue, 8,i:  49,210,386 msg/sec
            OptimistAtomicQueueB, 1,s:  86,344,906 msg/sec
            OptimistAtomicQueueB, 1,i: 122,116,929 msg/sec
            OptimistAtomicQueueB, 2,s:  32,128,529 msg/sec
            OptimistAtomicQueueB, 2,i:  31,841,060 msg/sec
            OptimistAtomicQueueB, 3,s:  36,182,302 msg/sec
            OptimistAtomicQueueB, 3,i:  36,797,873 msg/sec
            OptimistAtomicQueueB, 4,s:  38,687,722 msg/sec
            OptimistAtomicQueueB, 4,i:  38,707,798 msg/sec
            OptimistAtomicQueueB, 5,s:  41,146,020 msg/sec
            OptimistAtomicQueueB, 5,i:  46,175,713 msg/sec
            OptimistAtomicQueueB, 6,s:  40,458,737 msg/sec
            OptimistAtomicQueueB, 6,i:  48,969,704 msg/sec
            OptimistAtomicQueueB, 7,s:  42,022,481 msg/sec
            OptimistAtomicQueueB, 7,i:  51,398,836 msg/sec
            OptimistAtomicQueueB, 8,s:  44,001,180 msg/sec
            OptimistAtomicQueueB, 8,i:  47,460,699 msg/sec
                    AtomicQueue2, 1,s:  22,815,194 msg/sec
                    AtomicQueue2, 1,i:  22,826,358 msg/sec
                    AtomicQueue2, 2,s:  11,934,970 msg/sec
                    AtomicQueue2, 2,i:  11,397,442 msg/sec
                    AtomicQueue2, 3,s:   9,376,685 msg/sec
                    AtomicQueue2, 3,i:   9,426,782 msg/sec
                    AtomicQueue2, 4,s:   8,048,407 msg/sec
                    AtomicQueue2, 4,i:   8,052,005 msg/sec
                    AtomicQueue2, 5,s:   7,924,796 msg/sec
                    AtomicQueue2, 5,i:   8,020,591 msg/sec
                    AtomicQueue2, 6,s:   7,538,723 msg/sec
                    AtomicQueue2, 6,i:   7,544,452 msg/sec
                    AtomicQueue2, 7,s:   7,153,489 msg/sec
                    AtomicQueue2, 7,i:   7,877,930 msg/sec
                    AtomicQueue2, 8,s:   6,399,581 msg/sec
                    AtomicQueue2, 8,i:   7,337,484 msg/sec
                   AtomicQueueB2, 1,s:  36,250,597 msg/sec
                   AtomicQueueB2, 1,i:  32,655,936 msg/sec
                   AtomicQueueB2, 2,s:  11,254,450 msg/sec
                   AtomicQueueB2, 2,i:  11,072,506 msg/sec
                   AtomicQueueB2, 3,s:   9,580,210 msg/sec
                   AtomicQueueB2, 3,i:   9,614,700 msg/sec
                   AtomicQueueB2, 4,s:   7,893,034 msg/sec
                   AtomicQueueB2, 4,i:   7,783,416 msg/sec
                   AtomicQueueB2, 5,s:   7,521,299 msg/sec
                   AtomicQueueB2, 5,i:   7,553,643 msg/sec
                   AtomicQueueB2, 6,s:   7,322,952 msg/sec
                   AtomicQueueB2, 6,i:   7,439,414 msg/sec
                   AtomicQueueB2, 7,s:   6,855,279 msg/sec
                   AtomicQueueB2, 7,i:   7,707,056 msg/sec
                   AtomicQueueB2, 8,s:   6,271,376 msg/sec
                   AtomicQueueB2, 8,i:   7,101,641 msg/sec
            OptimistAtomicQueue2, 1,s:  71,777,106 msg/sec
            OptimistAtomicQueue2, 1,i:  52,232,649 msg/sec
            OptimistAtomicQueue2, 2,s:  24,253,156 msg/sec
            OptimistAtomicQueue2, 2,i:  24,176,856 msg/sec
            OptimistAtomicQueue2, 3,s:  30,334,122 msg/sec
            OptimistAtomicQueue2, 3,i:  29,973,268 msg/sec
            OptimistAtomicQueue2, 4,s:  34,017,651 msg/sec
            OptimistAtomicQueue2, 4,i:  33,181,248 msg/sec
            OptimistAtomicQueue2, 5,s:  36,975,078 msg/sec
            OptimistAtomicQueue2, 5,i:  40,029,360 msg/sec
            OptimistAtomicQueue2, 6,s:  39,889,961 msg/sec
            OptimistAtomicQueue2, 6,i:  49,179,185 msg/sec
            OptimistAtomicQueue2, 7,s:  42,727,982 msg/sec
            OptimistAtomicQueue2, 7,i:  51,569,945 msg/sec
            OptimistAtomicQueue2, 8,s:  44,054,515 msg/sec
            OptimistAtomicQueue2, 8,i:  48,750,274 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,516,560 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,870,172 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,445,054 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,433,875 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,823,303 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,207,050 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,092,421 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,224,619 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,584,429 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,054,389 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,312,382 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,249,182 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,231,771 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,103,038 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,039,878 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,658,082 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000338 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000131 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000223 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000248 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000262 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[196] 222m:44s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,667,058 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,660,111 msg/sec
          boost::lockfree::queue, 1,s:   6,871,109 msg/sec
          boost::lockfree::queue, 1,i:   6,903,741 msg/sec
          boost::lockfree::queue, 2,s:   7,689,319 msg/sec
          boost::lockfree::queue, 2,i:   7,499,631 msg/sec
          boost::lockfree::queue, 3,s:   7,374,330 msg/sec
          boost::lockfree::queue, 3,i:   7,510,101 msg/sec
          boost::lockfree::queue, 4,s:   6,417,611 msg/sec
          boost::lockfree::queue, 4,i:   6,740,915 msg/sec
          boost::lockfree::queue, 5,s:   6,454,217 msg/sec
          boost::lockfree::queue, 5,i:   6,506,313 msg/sec
          boost::lockfree::queue, 6,s:   5,981,937 msg/sec
          boost::lockfree::queue, 6,i:   6,099,674 msg/sec
          boost::lockfree::queue, 7,s:   5,982,406 msg/sec
          boost::lockfree::queue, 7,i:   6,058,621 msg/sec
          boost::lockfree::queue, 8,s:   5,498,220 msg/sec
          boost::lockfree::queue, 8,i:   5,578,288 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 455,006,096 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  99,479,436 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,414,881 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,497,522 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,550,045 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,355,889 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,018,926 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,921,869 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,122,850 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,198,157 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,212,153 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,631,196 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,462,619 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,849,484 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,172,695 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,153,868 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,059,809 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,835,000 msg/sec
                pthread_spinlock, 1,s:  29,011,300 msg/sec
                pthread_spinlock, 1,i:  25,397,085 msg/sec
                pthread_spinlock, 2,s:  16,052,504 msg/sec
                pthread_spinlock, 2,i:  16,856,219 msg/sec
                pthread_spinlock, 3,s:   8,303,867 msg/sec
                pthread_spinlock, 3,i:  11,970,450 msg/sec
                pthread_spinlock, 4,s:   6,433,636 msg/sec
                pthread_spinlock, 4,i:   9,081,048 msg/sec
                pthread_spinlock, 5,s:   8,666,761 msg/sec
                pthread_spinlock, 5,i:  10,441,759 msg/sec
                pthread_spinlock, 6,s:   8,531,344 msg/sec
                pthread_spinlock, 6,i:   8,528,138 msg/sec
                pthread_spinlock, 7,s:   7,507,009 msg/sec
                pthread_spinlock, 7,i:   8,154,060 msg/sec
                pthread_spinlock, 8,s:   6,605,740 msg/sec
                pthread_spinlock, 8,i:   6,863,070 msg/sec
                      std::mutex, 1,s:   7,357,133 msg/sec
                      std::mutex, 1,i:   7,393,257 msg/sec
                      std::mutex, 2,s:   5,491,111 msg/sec
                      std::mutex, 2,i:   5,378,266 msg/sec
                      std::mutex, 3,s:   5,043,792 msg/sec
                      std::mutex, 3,i:   5,143,062 msg/sec
                      std::mutex, 4,s:   5,699,426 msg/sec
                      std::mutex, 4,i:   6,042,890 msg/sec
                      std::mutex, 5,s:   5,961,611 msg/sec
                      std::mutex, 5,i:   6,040,023 msg/sec
                      std::mutex, 6,s:   5,909,533 msg/sec
                      std::mutex, 6,i:   5,924,994 msg/sec
                      std::mutex, 7,s:   5,836,471 msg/sec
                      std::mutex, 7,i:   5,840,858 msg/sec
                      std::mutex, 8,s:   5,722,809 msg/sec
                      std::mutex, 8,i:   5,747,907 msg/sec
                 tbb::spin_mutex, 1,s:  37,848,948 msg/sec
                 tbb::spin_mutex, 1,i:  37,608,926 msg/sec
                 tbb::spin_mutex, 2,s:  21,035,687 msg/sec
                 tbb::spin_mutex, 2,i:  18,695,171 msg/sec
                 tbb::spin_mutex, 3,s:   8,272,503 msg/sec
                 tbb::spin_mutex, 3,i:  10,235,551 msg/sec
                 tbb::spin_mutex, 4,s:   3,179,694 msg/sec
                 tbb::spin_mutex, 4,i:   6,260,507 msg/sec
                 tbb::spin_mutex, 5,s:   5,575,780 msg/sec
                 tbb::spin_mutex, 5,i:   5,430,708 msg/sec
                 tbb::spin_mutex, 6,s:   5,283,605 msg/sec
                 tbb::spin_mutex, 6,i:   4,315,604 msg/sec
                 tbb::spin_mutex, 7,s:   4,876,429 msg/sec
                 tbb::spin_mutex, 7,i:   4,319,509 msg/sec
                 tbb::spin_mutex, 8,s:   4,258,099 msg/sec
                 tbb::spin_mutex, 8,i:   4,091,049 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,622,565 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,384,998 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,968,007 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,261,899 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,412,479 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,949,000 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,398,325 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,276,869 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,658,165 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,941,625 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,126,868 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,886,715 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,038,762 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,942,542 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,934,253 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,082,295 msg/sec
     xenium::michael_scott_queue, 1,s:   9,502,884 msg/sec
     xenium::michael_scott_queue, 1,i:   9,521,772 msg/sec
     xenium::michael_scott_queue, 2,s:   8,604,085 msg/sec
     xenium::michael_scott_queue, 2,i:   8,484,775 msg/sec
     xenium::michael_scott_queue, 3,s:   7,137,469 msg/sec
     xenium::michael_scott_queue, 3,i:   7,504,473 msg/sec
     xenium::michael_scott_queue, 4,s:   6,370,161 msg/sec
     xenium::michael_scott_queue, 4,i:   6,360,430 msg/sec
     xenium::michael_scott_queue, 5,s:   6,318,825 msg/sec
     xenium::michael_scott_queue, 5,i:   6,646,756 msg/sec
     xenium::michael_scott_queue, 6,s:   6,520,654 msg/sec
     xenium::michael_scott_queue, 6,i:   6,689,923 msg/sec
     xenium::michael_scott_queue, 7,s:   6,298,006 msg/sec
     xenium::michael_scott_queue, 7,i:   6,394,598 msg/sec
     xenium::michael_scott_queue, 8,s:   5,951,008 msg/sec
     xenium::michael_scott_queue, 8,i:   6,054,080 msg/sec
         xenium::ramalhete_queue, 1,s:  31,322,776 msg/sec
         xenium::ramalhete_queue, 1,i:  32,515,968 msg/sec
         xenium::ramalhete_queue, 2,s:  23,517,919 msg/sec
         xenium::ramalhete_queue, 2,i:  23,317,003 msg/sec
         xenium::ramalhete_queue, 3,s:  29,186,514 msg/sec
         xenium::ramalhete_queue, 3,i:  28,424,547 msg/sec
         xenium::ramalhete_queue, 4,s:  33,829,914 msg/sec
         xenium::ramalhete_queue, 4,i:  33,445,082 msg/sec
         xenium::ramalhete_queue, 5,s:  31,886,145 msg/sec
         xenium::ramalhete_queue, 5,i:  36,211,252 msg/sec
         xenium::ramalhete_queue, 6,s:  34,087,740 msg/sec
         xenium::ramalhete_queue, 6,i:  38,867,459 msg/sec
         xenium::ramalhete_queue, 7,s:  35,270,887 msg/sec
         xenium::ramalhete_queue, 7,i:  40,914,645 msg/sec
         xenium::ramalhete_queue, 8,s:  35,530,546 msg/sec
         xenium::ramalhete_queue, 8,i:  44,239,948 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,812,148 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,208,938 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,866,555 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,624,812 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,243,657 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,046,262 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,512,327 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,178,913 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,009,024 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,338,649 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,996,844 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,275,876 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,314,339 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,019,555 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,417,209 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,220,364 msg/sec
                     AtomicQueue, 1,s:  59,344,303 msg/sec
                     AtomicQueue, 1,i:  56,330,321 msg/sec
                     AtomicQueue, 2,s:  12,276,013 msg/sec
                     AtomicQueue, 2,i:  11,742,170 msg/sec
                     AtomicQueue, 3,s:  10,764,727 msg/sec
                     AtomicQueue, 3,i:   9,888,420 msg/sec
                     AtomicQueue, 4,s:   8,195,748 msg/sec
                     AtomicQueue, 4,i:   8,198,623 msg/sec
                     AtomicQueue, 5,s:   7,978,124 msg/sec
                     AtomicQueue, 5,i:   8,096,875 msg/sec
                     AtomicQueue, 6,s:   7,790,719 msg/sec
                     AtomicQueue, 6,i:   7,608,505 msg/sec
                     AtomicQueue, 7,s:   7,103,357 msg/sec
                     AtomicQueue, 7,i:   7,962,645 msg/sec
                     AtomicQueue, 8,s:   6,365,272 msg/sec
                     AtomicQueue, 8,i:   7,434,708 msg/sec
                    AtomicQueueB, 1,s:  43,845,369 msg/sec
                    AtomicQueueB, 1,i:  43,052,555 msg/sec
                    AtomicQueueB, 2,s:  11,856,712 msg/sec
                    AtomicQueueB, 2,i:  11,511,194 msg/sec
                    AtomicQueueB, 3,s:  11,016,899 msg/sec
                    AtomicQueueB, 3,i:  10,163,263 msg/sec
                    AtomicQueueB, 4,s:   8,107,810 msg/sec
                    AtomicQueueB, 4,i:   8,029,823 msg/sec
                    AtomicQueueB, 5,s:   7,538,323 msg/sec
                    AtomicQueueB, 5,i:   7,800,438 msg/sec
                    AtomicQueueB, 6,s:   7,284,258 msg/sec
                    AtomicQueueB, 6,i:   7,544,319 msg/sec
                    AtomicQueueB, 7,s:   6,819,029 msg/sec
                    AtomicQueueB, 7,i:   7,735,481 msg/sec
                    AtomicQueueB, 8,s:   6,291,408 msg/sec
                    AtomicQueueB, 8,i:   6,995,278 msg/sec
             OptimistAtomicQueue, 1,s: 689,133,450 msg/sec
             OptimistAtomicQueue, 1,i: 534,905,313 msg/sec
             OptimistAtomicQueue, 2,s:  32,563,009 msg/sec
             OptimistAtomicQueue, 2,i:  32,605,215 msg/sec
             OptimistAtomicQueue, 3,s:  36,681,756 msg/sec
             OptimistAtomicQueue, 3,i:  37,411,576 msg/sec
             OptimistAtomicQueue, 4,s:  39,272,983 msg/sec
             OptimistAtomicQueue, 4,i:  39,352,758 msg/sec
             OptimistAtomicQueue, 5,s:  42,647,110 msg/sec
             OptimistAtomicQueue, 5,i:  46,360,257 msg/sec
             OptimistAtomicQueue, 6,s:  42,285,750 msg/sec
             OptimistAtomicQueue, 6,i:  49,782,697 msg/sec
             OptimistAtomicQueue, 7,s:  45,093,722 msg/sec
             OptimistAtomicQueue, 7,i:  49,146,754 msg/sec
             OptimistAtomicQueue, 8,s:  46,464,264 msg/sec
             OptimistAtomicQueue, 8,i:  49,349,648 msg/sec
            OptimistAtomicQueueB, 1,s:  77,770,114 msg/sec
            OptimistAtomicQueueB, 1,i:  76,579,183 msg/sec
            OptimistAtomicQueueB, 2,s:  32,139,322 msg/sec
            OptimistAtomicQueueB, 2,i:  32,138,558 msg/sec
            OptimistAtomicQueueB, 3,s:  36,200,749 msg/sec
            OptimistAtomicQueueB, 3,i:  36,819,595 msg/sec
            OptimistAtomicQueueB, 4,s:  38,685,166 msg/sec
            OptimistAtomicQueueB, 4,i:  38,623,808 msg/sec
            OptimistAtomicQueueB, 5,s:  41,025,711 msg/sec
            OptimistAtomicQueueB, 5,i:  45,421,669 msg/sec
            OptimistAtomicQueueB, 6,s:  40,809,498 msg/sec
            OptimistAtomicQueueB, 6,i:  49,000,696 msg/sec
            OptimistAtomicQueueB, 7,s:  42,714,390 msg/sec
            OptimistAtomicQueueB, 7,i:  48,116,115 msg/sec
            OptimistAtomicQueueB, 8,s:  44,187,951 msg/sec
            OptimistAtomicQueueB, 8,i:  48,712,492 msg/sec
                    AtomicQueue2, 1,s:  22,908,074 msg/sec
                    AtomicQueue2, 1,i:  22,894,774 msg/sec
                    AtomicQueue2, 2,s:  11,674,199 msg/sec
                    AtomicQueue2, 2,i:  11,554,357 msg/sec
                    AtomicQueue2, 3,s:   9,295,578 msg/sec
                    AtomicQueue2, 3,i:   9,325,685 msg/sec
                    AtomicQueue2, 4,s:   8,072,882 msg/sec
                    AtomicQueue2, 4,i:   8,058,595 msg/sec
                    AtomicQueue2, 5,s:   7,891,968 msg/sec
                    AtomicQueue2, 5,i:   8,031,643 msg/sec
                    AtomicQueue2, 6,s:   7,652,820 msg/sec
                    AtomicQueue2, 6,i:   7,505,021 msg/sec
                    AtomicQueue2, 7,s:   7,114,437 msg/sec
                    AtomicQueue2, 7,i:   7,884,744 msg/sec
                    AtomicQueue2, 8,s:   6,389,642 msg/sec
                    AtomicQueue2, 8,i:   7,264,885 msg/sec
                   AtomicQueueB2, 1,s:  36,240,011 msg/sec
                   AtomicQueueB2, 1,i:  32,625,476 msg/sec
                   AtomicQueueB2, 2,s:  11,410,920 msg/sec
                   AtomicQueueB2, 2,i:  11,079,530 msg/sec
                   AtomicQueueB2, 3,s:   9,541,340 msg/sec
                   AtomicQueueB2, 3,i:   9,504,605 msg/sec
                   AtomicQueueB2, 4,s:   7,910,788 msg/sec
                   AtomicQueueB2, 4,i:   7,699,915 msg/sec
                   AtomicQueueB2, 5,s:   7,440,997 msg/sec
                   AtomicQueueB2, 5,i:   7,714,093 msg/sec
                   AtomicQueueB2, 6,s:   7,186,227 msg/sec
                   AtomicQueueB2, 6,i:   7,440,729 msg/sec
                   AtomicQueueB2, 7,s:   6,879,466 msg/sec
                   AtomicQueueB2, 7,i:   7,722,131 msg/sec
                   AtomicQueueB2, 8,s:   6,231,359 msg/sec
                   AtomicQueueB2, 8,i:   7,064,582 msg/sec
            OptimistAtomicQueue2, 1,s: 518,709,461 msg/sec
            OptimistAtomicQueue2, 1,i:  41,082,924 msg/sec
            OptimistAtomicQueue2, 2,s:  29,249,333 msg/sec
            OptimistAtomicQueue2, 2,i:  24,010,367 msg/sec
            OptimistAtomicQueue2, 3,s:  31,003,818 msg/sec
            OptimistAtomicQueue2, 3,i:  30,565,110 msg/sec
            OptimistAtomicQueue2, 4,s:  33,246,124 msg/sec
            OptimistAtomicQueue2, 4,i:  33,159,463 msg/sec
            OptimistAtomicQueue2, 5,s:  37,312,910 msg/sec
            OptimistAtomicQueue2, 5,i:  40,261,538 msg/sec
            OptimistAtomicQueue2, 6,s:  40,189,157 msg/sec
            OptimistAtomicQueue2, 6,i:  49,179,499 msg/sec
            OptimistAtomicQueue2, 7,s:  43,225,196 msg/sec
            OptimistAtomicQueue2, 7,i:  48,088,202 msg/sec
            OptimistAtomicQueue2, 8,s:  43,974,327 msg/sec
            OptimistAtomicQueue2, 8,i:  49,676,096 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,975,916 msg/sec
           OptimistAtomicQueueB2, 1,i:  63,623,384 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,532,388 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,037,308 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,731,666 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,079,506 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,430,240 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,142,644 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,481,185 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,240,946 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,181,522 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,447,149 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,325,793 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,137,400 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,313,401 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,229,309 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000126 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000249 sec/round-trip
                      std::mutex: 0.000000442 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000376 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[197] 221m:24s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,594,099 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,991,577 msg/sec
          boost::lockfree::queue, 1,s:   6,852,309 msg/sec
          boost::lockfree::queue, 1,i:   6,984,491 msg/sec
          boost::lockfree::queue, 2,s:   7,703,351 msg/sec
          boost::lockfree::queue, 2,i:   7,514,632 msg/sec
          boost::lockfree::queue, 3,s:   7,388,440 msg/sec
          boost::lockfree::queue, 3,i:   7,558,291 msg/sec
          boost::lockfree::queue, 4,s:   6,427,083 msg/sec
          boost::lockfree::queue, 4,i:   6,824,980 msg/sec
          boost::lockfree::queue, 5,s:   6,423,033 msg/sec
          boost::lockfree::queue, 5,i:   6,492,797 msg/sec
          boost::lockfree::queue, 6,s:   6,013,436 msg/sec
          boost::lockfree::queue, 6,i:   6,063,706 msg/sec
          boost::lockfree::queue, 7,s:   5,968,405 msg/sec
          boost::lockfree::queue, 7,i:   5,994,687 msg/sec
          boost::lockfree::queue, 8,s:   5,431,566 msg/sec
          boost::lockfree::queue, 8,i:   5,574,185 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  49,611,865 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  49,392,526 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,434,520 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,042,393 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,277,208 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,871,248 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,350,215 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,696,843 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,477,290 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,285,404 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,381,838 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,772,338 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,470,234 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,015,455 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,141,240 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,081,819 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,325,442 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,692,901 msg/sec
                pthread_spinlock, 1,s:  29,036,511 msg/sec
                pthread_spinlock, 1,i:  25,385,071 msg/sec
                pthread_spinlock, 2,s:  15,445,871 msg/sec
                pthread_spinlock, 2,i:  17,918,272 msg/sec
                pthread_spinlock, 3,s:   8,430,282 msg/sec
                pthread_spinlock, 3,i:  11,993,593 msg/sec
                pthread_spinlock, 4,s:   6,501,282 msg/sec
                pthread_spinlock, 4,i:   9,210,545 msg/sec
                pthread_spinlock, 5,s:   8,632,777 msg/sec
                pthread_spinlock, 5,i:   9,299,950 msg/sec
                pthread_spinlock, 6,s:   8,271,995 msg/sec
                pthread_spinlock, 6,i:   8,484,986 msg/sec
                pthread_spinlock, 7,s:   7,908,207 msg/sec
                pthread_spinlock, 7,i:   7,553,066 msg/sec
                pthread_spinlock, 8,s:   6,696,634 msg/sec
                pthread_spinlock, 8,i:   6,981,477 msg/sec
                      std::mutex, 1,s:   5,731,865 msg/sec
                      std::mutex, 1,i:   7,249,204 msg/sec
                      std::mutex, 2,s:   6,246,939 msg/sec
                      std::mutex, 2,i:   6,064,545 msg/sec
                      std::mutex, 3,s:   6,027,867 msg/sec
                      std::mutex, 3,i:   5,993,773 msg/sec
                      std::mutex, 4,s:   6,186,535 msg/sec
                      std::mutex, 4,i:   6,215,813 msg/sec
                      std::mutex, 5,s:   5,936,390 msg/sec
                      std::mutex, 5,i:   5,940,699 msg/sec
                      std::mutex, 6,s:   5,863,843 msg/sec
                      std::mutex, 6,i:   5,825,776 msg/sec
                      std::mutex, 7,s:   5,760,867 msg/sec
                      std::mutex, 7,i:   5,788,913 msg/sec
                      std::mutex, 8,s:   5,678,222 msg/sec
                      std::mutex, 8,i:   5,650,731 msg/sec
                 tbb::spin_mutex, 1,s:  37,560,084 msg/sec
                 tbb::spin_mutex, 1,i:  37,556,184 msg/sec
                 tbb::spin_mutex, 2,s:  21,296,355 msg/sec
                 tbb::spin_mutex, 2,i:  18,423,876 msg/sec
                 tbb::spin_mutex, 3,s:   7,335,995 msg/sec
                 tbb::spin_mutex, 3,i:  10,274,909 msg/sec
                 tbb::spin_mutex, 4,s:   3,093,365 msg/sec
                 tbb::spin_mutex, 4,i:   6,298,868 msg/sec
                 tbb::spin_mutex, 5,s:   5,413,666 msg/sec
                 tbb::spin_mutex, 5,i:   5,775,641 msg/sec
                 tbb::spin_mutex, 6,s:   5,329,071 msg/sec
                 tbb::spin_mutex, 6,i:   4,366,092 msg/sec
                 tbb::spin_mutex, 7,s:   4,822,784 msg/sec
                 tbb::spin_mutex, 7,i:   4,352,898 msg/sec
                 tbb::spin_mutex, 8,s:   3,900,121 msg/sec
                 tbb::spin_mutex, 8,i:   4,071,365 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,153,585 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,951,161 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,948,814 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,573,971 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,528,256 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,619,689 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,113,166 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,419,090 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,578,869 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,525,223 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,808,791 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,631,062 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,850,735 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,795,314 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,097,842 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,080,944 msg/sec
     xenium::michael_scott_queue, 1,s:   9,312,978 msg/sec
     xenium::michael_scott_queue, 1,i:   9,265,338 msg/sec
     xenium::michael_scott_queue, 2,s:   8,475,616 msg/sec
     xenium::michael_scott_queue, 2,i:   8,614,182 msg/sec
     xenium::michael_scott_queue, 3,s:   7,309,733 msg/sec
     xenium::michael_scott_queue, 3,i:   7,540,952 msg/sec
     xenium::michael_scott_queue, 4,s:   6,201,501 msg/sec
     xenium::michael_scott_queue, 4,i:   6,337,586 msg/sec
     xenium::michael_scott_queue, 5,s:   6,263,046 msg/sec
     xenium::michael_scott_queue, 5,i:   6,583,017 msg/sec
     xenium::michael_scott_queue, 6,s:   6,416,958 msg/sec
     xenium::michael_scott_queue, 6,i:   6,748,474 msg/sec
     xenium::michael_scott_queue, 7,s:   6,267,058 msg/sec
     xenium::michael_scott_queue, 7,i:   6,498,823 msg/sec
     xenium::michael_scott_queue, 8,s:   5,987,354 msg/sec
     xenium::michael_scott_queue, 8,i:   6,097,680 msg/sec
         xenium::ramalhete_queue, 1,s:  31,638,234 msg/sec
         xenium::ramalhete_queue, 1,i:  32,173,463 msg/sec
         xenium::ramalhete_queue, 2,s:  24,095,946 msg/sec
         xenium::ramalhete_queue, 2,i:  23,329,709 msg/sec
         xenium::ramalhete_queue, 3,s:  29,122,996 msg/sec
         xenium::ramalhete_queue, 3,i:  28,445,535 msg/sec
         xenium::ramalhete_queue, 4,s:  33,820,313 msg/sec
         xenium::ramalhete_queue, 4,i:  33,513,342 msg/sec
         xenium::ramalhete_queue, 5,s:  32,231,072 msg/sec
         xenium::ramalhete_queue, 5,i:  36,276,025 msg/sec
         xenium::ramalhete_queue, 6,s:  33,967,189 msg/sec
         xenium::ramalhete_queue, 6,i:  38,809,484 msg/sec
         xenium::ramalhete_queue, 7,s:  35,157,447 msg/sec
         xenium::ramalhete_queue, 7,i:  40,676,071 msg/sec
         xenium::ramalhete_queue, 8,s:  35,380,111 msg/sec
         xenium::ramalhete_queue, 8,i:  43,775,278 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,599,892 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,964,901 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,951,514 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,264,356 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,292,576 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,074,345 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,663,963 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,198,593 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,302,137 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,367,291 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,091,679 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,285,306 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,179,519 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,301,903 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,384,209 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,530,231 msg/sec
                     AtomicQueue, 1,s:  59,667,425 msg/sec
                     AtomicQueue, 1,i:  56,951,578 msg/sec
                     AtomicQueue, 2,s:  12,325,960 msg/sec
                     AtomicQueue, 2,i:  11,730,341 msg/sec
                     AtomicQueue, 3,s:  10,773,214 msg/sec
                     AtomicQueue, 3,i:   9,914,934 msg/sec
                     AtomicQueue, 4,s:   8,211,063 msg/sec
                     AtomicQueue, 4,i:   8,192,212 msg/sec
                     AtomicQueue, 5,s:   8,020,022 msg/sec
                     AtomicQueue, 5,i:   8,119,639 msg/sec
                     AtomicQueue, 6,s:   7,711,198 msg/sec
                     AtomicQueue, 6,i:   7,608,611 msg/sec
                     AtomicQueue, 7,s:   7,189,296 msg/sec
                     AtomicQueue, 7,i:   7,989,908 msg/sec
                     AtomicQueue, 8,s:   6,365,373 msg/sec
                     AtomicQueue, 8,i:   7,490,220 msg/sec
                    AtomicQueueB, 1,s:  43,871,014 msg/sec
                    AtomicQueueB, 1,i:  44,550,505 msg/sec
                    AtomicQueueB, 2,s:  11,795,418 msg/sec
                    AtomicQueueB, 2,i:  11,487,726 msg/sec
                    AtomicQueueB, 3,s:  11,058,489 msg/sec
                    AtomicQueueB, 3,i:  10,279,893 msg/sec
                    AtomicQueueB, 4,s:   8,063,613 msg/sec
                    AtomicQueueB, 4,i:   8,022,729 msg/sec
                    AtomicQueueB, 5,s:   7,644,746 msg/sec
                    AtomicQueueB, 5,i:   7,875,517 msg/sec
                    AtomicQueueB, 6,s:   7,364,851 msg/sec
                    AtomicQueueB, 6,i:   7,474,673 msg/sec
                    AtomicQueueB, 7,s:   6,897,928 msg/sec
                    AtomicQueueB, 7,i:   7,753,006 msg/sec
                    AtomicQueueB, 8,s:   6,216,541 msg/sec
                    AtomicQueueB, 8,i:   7,005,530 msg/sec
             OptimistAtomicQueue, 1,s: 721,817,232 msg/sec
             OptimistAtomicQueue, 1,i: 535,881,054 msg/sec
             OptimistAtomicQueue, 2,s:  32,616,854 msg/sec
             OptimistAtomicQueue, 2,i:  32,717,114 msg/sec
             OptimistAtomicQueue, 3,s:  36,676,344 msg/sec
             OptimistAtomicQueue, 3,i:  37,405,567 msg/sec
             OptimistAtomicQueue, 4,s:  39,286,076 msg/sec
             OptimistAtomicQueue, 4,i:  39,400,691 msg/sec
             OptimistAtomicQueue, 5,s:  42,445,214 msg/sec
             OptimistAtomicQueue, 5,i:  46,373,399 msg/sec
             OptimistAtomicQueue, 6,s:  42,715,350 msg/sec
             OptimistAtomicQueue, 6,i:  50,366,984 msg/sec
             OptimistAtomicQueue, 7,s:  44,892,966 msg/sec
             OptimistAtomicQueue, 7,i:  52,009,575 msg/sec
             OptimistAtomicQueue, 8,s:  46,323,182 msg/sec
             OptimistAtomicQueue, 8,i:  49,054,388 msg/sec
            OptimistAtomicQueueB, 1,s: 100,589,985 msg/sec
            OptimistAtomicQueueB, 1,i: 100,706,825 msg/sec
            OptimistAtomicQueueB, 2,s:  32,242,502 msg/sec
            OptimistAtomicQueueB, 2,i:  32,365,825 msg/sec
            OptimistAtomicQueueB, 3,s:  36,300,908 msg/sec
            OptimistAtomicQueueB, 3,i:  36,958,943 msg/sec
            OptimistAtomicQueueB, 4,s:  38,728,774 msg/sec
            OptimistAtomicQueueB, 4,i:  38,696,197 msg/sec
            OptimistAtomicQueueB, 5,s:  41,261,364 msg/sec
            OptimistAtomicQueueB, 5,i:  45,230,757 msg/sec
            OptimistAtomicQueueB, 6,s:  40,895,665 msg/sec
            OptimistAtomicQueueB, 6,i:  49,126,501 msg/sec
            OptimistAtomicQueueB, 7,s:  41,806,302 msg/sec
            OptimistAtomicQueueB, 7,i:  47,965,235 msg/sec
            OptimistAtomicQueueB, 8,s:  44,002,030 msg/sec
            OptimistAtomicQueueB, 8,i:  48,688,226 msg/sec
                    AtomicQueue2, 1,s:  23,474,938 msg/sec
                    AtomicQueue2, 1,i:  23,491,242 msg/sec
                    AtomicQueue2, 2,s:  11,814,395 msg/sec
                    AtomicQueue2, 2,i:  11,589,042 msg/sec
                    AtomicQueue2, 3,s:   9,490,699 msg/sec
                    AtomicQueue2, 3,i:   9,380,763 msg/sec
                    AtomicQueue2, 4,s:   8,054,018 msg/sec
                    AtomicQueue2, 4,i:   8,055,523 msg/sec
                    AtomicQueue2, 5,s:   7,923,718 msg/sec
                    AtomicQueue2, 5,i:   7,983,578 msg/sec
                    AtomicQueue2, 6,s:   7,736,100 msg/sec
                    AtomicQueue2, 6,i:   7,532,249 msg/sec
                    AtomicQueue2, 7,s:   7,103,964 msg/sec
                    AtomicQueue2, 7,i:   7,900,073 msg/sec
                    AtomicQueue2, 8,s:   6,369,300 msg/sec
                    AtomicQueue2, 8,i:   7,327,950 msg/sec
                   AtomicQueueB2, 1,s:  35,918,379 msg/sec
                   AtomicQueueB2, 1,i:  32,624,497 msg/sec
                   AtomicQueueB2, 2,s:  11,448,743 msg/sec
                   AtomicQueueB2, 2,i:  11,124,579 msg/sec
                   AtomicQueueB2, 3,s:   9,565,046 msg/sec
                   AtomicQueueB2, 3,i:   9,503,961 msg/sec
                   AtomicQueueB2, 4,s:   7,884,082 msg/sec
                   AtomicQueueB2, 4,i:   7,864,940 msg/sec
                   AtomicQueueB2, 5,s:   7,428,933 msg/sec
                   AtomicQueueB2, 5,i:   7,806,120 msg/sec
                   AtomicQueueB2, 6,s:   7,300,836 msg/sec
                   AtomicQueueB2, 6,i:   7,448,281 msg/sec
                   AtomicQueueB2, 7,s:   6,932,025 msg/sec
                   AtomicQueueB2, 7,i:   7,712,417 msg/sec
                   AtomicQueueB2, 8,s:   6,329,103 msg/sec
                   AtomicQueueB2, 8,i:   7,137,708 msg/sec
            OptimistAtomicQueue2, 1,s: 431,060,866 msg/sec
            OptimistAtomicQueue2, 1,i:  33,491,925 msg/sec
            OptimistAtomicQueue2, 2,s:  26,081,251 msg/sec
            OptimistAtomicQueue2, 2,i:  24,027,411 msg/sec
            OptimistAtomicQueue2, 3,s:  30,312,770 msg/sec
            OptimistAtomicQueue2, 3,i:  29,939,226 msg/sec
            OptimistAtomicQueue2, 4,s:  33,203,404 msg/sec
            OptimistAtomicQueue2, 4,i:  33,305,152 msg/sec
            OptimistAtomicQueue2, 5,s:  37,241,411 msg/sec
            OptimistAtomicQueue2, 5,i:  40,728,386 msg/sec
            OptimistAtomicQueue2, 6,s:  40,317,439 msg/sec
            OptimistAtomicQueue2, 6,i:  49,056,548 msg/sec
            OptimistAtomicQueue2, 7,s:  42,619,561 msg/sec
            OptimistAtomicQueue2, 7,i:  48,134,772 msg/sec
            OptimistAtomicQueue2, 8,s:  43,808,034 msg/sec
            OptimistAtomicQueue2, 8,i:  48,406,602 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,951,230 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,934,913 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,972,124 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,185,270 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,649,411 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,389,184 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,354,177 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,243,928 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,346,300 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,337,022 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,692,505 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,206,122 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,171,236 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,112,679 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,321,854 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,312,946 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000129 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000235 sec/round-trip
                pthread_spinlock: 0.000000232 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000265 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000203 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[198] 220m:5s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,306,021 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,942,165 msg/sec
          boost::lockfree::queue, 1,s:   6,788,226 msg/sec
          boost::lockfree::queue, 1,i:   6,812,574 msg/sec
          boost::lockfree::queue, 2,s:   7,611,377 msg/sec
          boost::lockfree::queue, 2,i:   7,478,979 msg/sec
          boost::lockfree::queue, 3,s:   7,369,762 msg/sec
          boost::lockfree::queue, 3,i:   7,585,038 msg/sec
          boost::lockfree::queue, 4,s:   6,424,163 msg/sec
          boost::lockfree::queue, 4,i:   6,780,765 msg/sec
          boost::lockfree::queue, 5,s:   6,469,407 msg/sec
          boost::lockfree::queue, 5,i:   6,507,234 msg/sec
          boost::lockfree::queue, 6,s:   5,993,551 msg/sec
          boost::lockfree::queue, 6,i:   6,107,651 msg/sec
          boost::lockfree::queue, 7,s:   5,999,323 msg/sec
          boost::lockfree::queue, 7,i:   5,927,392 msg/sec
          boost::lockfree::queue, 8,s:   5,456,027 msg/sec
          boost::lockfree::queue, 8,i:   5,629,085 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 476,652,318 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  50,067,853 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,864,983 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,445,590 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,405,886 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,234,251 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,639,413 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,144,666 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  45,837,232 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,496,823 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,798,796 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,075,411 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,372,026 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,286,831 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,215,397 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,964,796 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,542,654 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  33,741,738 msg/sec
                pthread_spinlock, 1,s:  29,207,400 msg/sec
                pthread_spinlock, 1,i:  29,325,262 msg/sec
                pthread_spinlock, 2,s:  15,610,948 msg/sec
                pthread_spinlock, 2,i:  17,155,094 msg/sec
                pthread_spinlock, 3,s:   8,291,942 msg/sec
                pthread_spinlock, 3,i:  12,021,299 msg/sec
                pthread_spinlock, 4,s:   6,513,846 msg/sec
                pthread_spinlock, 4,i:   9,268,278 msg/sec
                pthread_spinlock, 5,s:   8,777,861 msg/sec
                pthread_spinlock, 5,i:   9,468,730 msg/sec
                pthread_spinlock, 6,s:   8,553,469 msg/sec
                pthread_spinlock, 6,i:   8,896,809 msg/sec
                pthread_spinlock, 7,s:   7,573,007 msg/sec
                pthread_spinlock, 7,i:   7,769,610 msg/sec
                pthread_spinlock, 8,s:   6,637,492 msg/sec
                pthread_spinlock, 8,i:   6,885,734 msg/sec
                      std::mutex, 1,s:   6,959,633 msg/sec
                      std::mutex, 1,i:   6,635,157 msg/sec
                      std::mutex, 2,s:   5,266,701 msg/sec
                      std::mutex, 2,i:   5,291,149 msg/sec
                      std::mutex, 3,s:   5,431,933 msg/sec
                      std::mutex, 3,i:   6,129,934 msg/sec
                      std::mutex, 4,s:   6,194,001 msg/sec
                      std::mutex, 4,i:   6,218,681 msg/sec
                      std::mutex, 5,s:   6,091,312 msg/sec
                      std::mutex, 5,i:   5,954,684 msg/sec
                      std::mutex, 6,s:   5,989,493 msg/sec
                      std::mutex, 6,i:   5,894,132 msg/sec
                      std::mutex, 7,s:   5,822,253 msg/sec
                      std::mutex, 7,i:   5,815,003 msg/sec
                      std::mutex, 8,s:   5,701,946 msg/sec
                      std::mutex, 8,i:   5,636,781 msg/sec
                 tbb::spin_mutex, 1,s:  37,759,808 msg/sec
                 tbb::spin_mutex, 1,i:  37,809,312 msg/sec
                 tbb::spin_mutex, 2,s:  21,135,199 msg/sec
                 tbb::spin_mutex, 2,i:  18,375,210 msg/sec
                 tbb::spin_mutex, 3,s:   7,927,702 msg/sec
                 tbb::spin_mutex, 3,i:  11,197,128 msg/sec
                 tbb::spin_mutex, 4,s:   3,268,604 msg/sec
                 tbb::spin_mutex, 4,i:   6,312,865 msg/sec
                 tbb::spin_mutex, 5,s:   5,479,083 msg/sec
                 tbb::spin_mutex, 5,i:   5,816,729 msg/sec
                 tbb::spin_mutex, 6,s:   5,283,757 msg/sec
                 tbb::spin_mutex, 6,i:   4,278,916 msg/sec
                 tbb::spin_mutex, 7,s:   4,591,149 msg/sec
                 tbb::spin_mutex, 7,i:   4,378,415 msg/sec
                 tbb::spin_mutex, 8,s:   4,239,880 msg/sec
                 tbb::spin_mutex, 8,i:   4,048,080 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,153,578 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,341,276 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,059,426 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,272,055 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,433,300 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,567,438 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,566,732 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,601,599 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,887,162 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,643,118 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,957,167 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,663,455 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,893,169 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,808,460 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,787,441 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,472,821 msg/sec
     xenium::michael_scott_queue, 1,s:   9,363,650 msg/sec
     xenium::michael_scott_queue, 1,i:   9,379,747 msg/sec
     xenium::michael_scott_queue, 2,s:   8,532,670 msg/sec
     xenium::michael_scott_queue, 2,i:   8,577,914 msg/sec
     xenium::michael_scott_queue, 3,s:   7,168,519 msg/sec
     xenium::michael_scott_queue, 3,i:   7,589,709 msg/sec
     xenium::michael_scott_queue, 4,s:   6,351,412 msg/sec
     xenium::michael_scott_queue, 4,i:   6,291,321 msg/sec
     xenium::michael_scott_queue, 5,s:   6,330,615 msg/sec
     xenium::michael_scott_queue, 5,i:   6,671,894 msg/sec
     xenium::michael_scott_queue, 6,s:   6,550,439 msg/sec
     xenium::michael_scott_queue, 6,i:   6,719,159 msg/sec
     xenium::michael_scott_queue, 7,s:   6,302,342 msg/sec
     xenium::michael_scott_queue, 7,i:   6,516,693 msg/sec
     xenium::michael_scott_queue, 8,s:   6,015,072 msg/sec
     xenium::michael_scott_queue, 8,i:   6,129,922 msg/sec
         xenium::ramalhete_queue, 1,s:  32,639,923 msg/sec
         xenium::ramalhete_queue, 1,i:  32,813,945 msg/sec
         xenium::ramalhete_queue, 2,s:  24,391,768 msg/sec
         xenium::ramalhete_queue, 2,i:  23,402,697 msg/sec
         xenium::ramalhete_queue, 3,s:  29,251,251 msg/sec
         xenium::ramalhete_queue, 3,i:  28,596,296 msg/sec
         xenium::ramalhete_queue, 4,s:  33,881,368 msg/sec
         xenium::ramalhete_queue, 4,i:  33,504,147 msg/sec
         xenium::ramalhete_queue, 5,s:  32,235,497 msg/sec
         xenium::ramalhete_queue, 5,i:  36,131,463 msg/sec
         xenium::ramalhete_queue, 6,s:  34,025,864 msg/sec
         xenium::ramalhete_queue, 6,i:  38,922,080 msg/sec
         xenium::ramalhete_queue, 7,s:  35,094,899 msg/sec
         xenium::ramalhete_queue, 7,i:  41,838,718 msg/sec
         xenium::ramalhete_queue, 8,s:  35,535,117 msg/sec
         xenium::ramalhete_queue, 8,i:  44,144,658 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,430,229 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 118,835,649 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,468,115 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,584,415 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,846,193 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,966,028 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,645,761 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,102,093 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,018,560 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,392,025 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,898,688 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,487,104 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,186,413 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,035,486 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,382,349 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,285,025 msg/sec
                     AtomicQueue, 1,s:  60,469,702 msg/sec
                     AtomicQueue, 1,i:  56,664,005 msg/sec
                     AtomicQueue, 2,s:  12,301,686 msg/sec
                     AtomicQueue, 2,i:  11,746,639 msg/sec
                     AtomicQueue, 3,s:  10,807,958 msg/sec
                     AtomicQueue, 3,i:   9,932,392 msg/sec
                     AtomicQueue, 4,s:   8,163,473 msg/sec
                     AtomicQueue, 4,i:   8,189,326 msg/sec
                     AtomicQueue, 5,s:   8,008,062 msg/sec
                     AtomicQueue, 5,i:   8,112,605 msg/sec
                     AtomicQueue, 6,s:   7,804,126 msg/sec
                     AtomicQueue, 6,i:   7,624,449 msg/sec
                     AtomicQueue, 7,s:   7,055,147 msg/sec
                     AtomicQueue, 7,i:   7,971,954 msg/sec
                     AtomicQueue, 8,s:   6,346,101 msg/sec
                     AtomicQueue, 8,i:   7,330,232 msg/sec
                    AtomicQueueB, 1,s:  43,859,048 msg/sec
                    AtomicQueueB, 1,i:  43,056,142 msg/sec
                    AtomicQueueB, 2,s:  11,641,386 msg/sec
                    AtomicQueueB, 2,i:  11,451,496 msg/sec
                    AtomicQueueB, 3,s:  11,033,771 msg/sec
                    AtomicQueueB, 3,i:  10,265,327 msg/sec
                    AtomicQueueB, 4,s:   8,041,232 msg/sec
                    AtomicQueueB, 4,i:   7,889,091 msg/sec
                    AtomicQueueB, 5,s:   7,566,765 msg/sec
                    AtomicQueueB, 5,i:   7,757,262 msg/sec
                    AtomicQueueB, 6,s:   7,331,927 msg/sec
                    AtomicQueueB, 6,i:   7,515,238 msg/sec
                    AtomicQueueB, 7,s:   6,865,363 msg/sec
                    AtomicQueueB, 7,i:   7,722,309 msg/sec
                    AtomicQueueB, 8,s:   6,210,295 msg/sec
                    AtomicQueueB, 8,i:   7,150,761 msg/sec
             OptimistAtomicQueue, 1,s: 699,950,478 msg/sec
             OptimistAtomicQueue, 1,i: 516,642,541 msg/sec
             OptimistAtomicQueue, 2,s:  32,138,523 msg/sec
             OptimistAtomicQueue, 2,i:  32,173,394 msg/sec
             OptimistAtomicQueue, 3,s:  36,646,560 msg/sec
             OptimistAtomicQueue, 3,i:  37,319,877 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,115 msg/sec
             OptimistAtomicQueue, 4,i:  39,370,966 msg/sec
             OptimistAtomicQueue, 5,s:  41,761,466 msg/sec
             OptimistAtomicQueue, 5,i:  46,361,075 msg/sec
             OptimistAtomicQueue, 6,s:  42,635,145 msg/sec
             OptimistAtomicQueue, 6,i:  50,476,730 msg/sec
             OptimistAtomicQueue, 7,s:  44,424,464 msg/sec
             OptimistAtomicQueue, 7,i:  52,933,198 msg/sec
             OptimistAtomicQueue, 8,s:  46,396,927 msg/sec
             OptimistAtomicQueue, 8,i:  48,657,443 msg/sec
            OptimistAtomicQueueB, 1,s: 372,672,832 msg/sec
            OptimistAtomicQueueB, 1,i:  77,731,224 msg/sec
            OptimistAtomicQueueB, 2,s:  31,656,937 msg/sec
            OptimistAtomicQueueB, 2,i:  31,742,815 msg/sec
            OptimistAtomicQueueB, 3,s:  36,249,510 msg/sec
            OptimistAtomicQueueB, 3,i:  36,851,812 msg/sec
            OptimistAtomicQueueB, 4,s:  38,704,397 msg/sec
            OptimistAtomicQueueB, 4,i:  38,727,957 msg/sec
            OptimistAtomicQueueB, 5,s:  41,219,198 msg/sec
            OptimistAtomicQueueB, 5,i:  45,357,728 msg/sec
            OptimistAtomicQueueB, 6,s:  40,834,812 msg/sec
            OptimistAtomicQueueB, 6,i:  48,698,488 msg/sec
            OptimistAtomicQueueB, 7,s:  42,120,513 msg/sec
            OptimistAtomicQueueB, 7,i:  51,488,662 msg/sec
            OptimistAtomicQueueB, 8,s:  44,310,808 msg/sec
            OptimistAtomicQueueB, 8,i:  47,696,486 msg/sec
                    AtomicQueue2, 1,s:  22,887,228 msg/sec
                    AtomicQueue2, 1,i:  22,893,264 msg/sec
                    AtomicQueue2, 2,s:  11,788,977 msg/sec
                    AtomicQueue2, 2,i:  11,511,167 msg/sec
                    AtomicQueue2, 3,s:   9,779,134 msg/sec
                    AtomicQueue2, 3,i:   9,514,123 msg/sec
                    AtomicQueue2, 4,s:   8,071,013 msg/sec
                    AtomicQueue2, 4,i:   8,075,612 msg/sec
                    AtomicQueue2, 5,s:   7,889,104 msg/sec
                    AtomicQueue2, 5,i:   8,030,417 msg/sec
                    AtomicQueue2, 6,s:   7,674,781 msg/sec
                    AtomicQueue2, 6,i:   7,536,431 msg/sec
                    AtomicQueue2, 7,s:   7,103,558 msg/sec
                    AtomicQueue2, 7,i:   7,898,115 msg/sec
                    AtomicQueue2, 8,s:   6,395,810 msg/sec
                    AtomicQueue2, 8,i:   7,326,772 msg/sec
                   AtomicQueueB2, 1,s:  36,089,128 msg/sec
                   AtomicQueueB2, 1,i:  32,602,375 msg/sec
                   AtomicQueueB2, 2,s:  11,478,523 msg/sec
                   AtomicQueueB2, 2,i:  11,120,726 msg/sec
                   AtomicQueueB2, 3,s:   9,638,729 msg/sec
                   AtomicQueueB2, 3,i:   9,506,336 msg/sec
                   AtomicQueueB2, 4,s:   7,936,193 msg/sec
                   AtomicQueueB2, 4,i:   7,880,061 msg/sec
                   AtomicQueueB2, 5,s:   7,366,296 msg/sec
                   AtomicQueueB2, 5,i:   7,768,253 msg/sec
                   AtomicQueueB2, 6,s:   7,233,268 msg/sec
                   AtomicQueueB2, 6,i:   7,430,020 msg/sec
                   AtomicQueueB2, 7,s:   6,948,014 msg/sec
                   AtomicQueueB2, 7,i:   7,699,793 msg/sec
                   AtomicQueueB2, 8,s:   6,256,508 msg/sec
                   AtomicQueueB2, 8,i:   7,129,682 msg/sec
            OptimistAtomicQueue2, 1,s: 566,631,870 msg/sec
            OptimistAtomicQueue2, 1,i:  42,190,357 msg/sec
            OptimistAtomicQueue2, 2,s:  25,347,714 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,533 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,540 msg/sec
            OptimistAtomicQueue2, 3,i:  29,950,709 msg/sec
            OptimistAtomicQueue2, 4,s:  33,155,267 msg/sec
            OptimistAtomicQueue2, 4,i:  33,368,508 msg/sec
            OptimistAtomicQueue2, 5,s:  37,526,970 msg/sec
            OptimistAtomicQueue2, 5,i:  40,228,976 msg/sec
            OptimistAtomicQueue2, 6,s:  40,507,100 msg/sec
            OptimistAtomicQueue2, 6,i:  49,369,558 msg/sec
            OptimistAtomicQueue2, 7,s:  42,685,397 msg/sec
            OptimistAtomicQueue2, 7,i:  48,224,593 msg/sec
            OptimistAtomicQueue2, 8,s:  43,880,988 msg/sec
            OptimistAtomicQueue2, 8,i:  48,557,639 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,535,233 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,887,174 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,705,890 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,152,030 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,017,792 msg/sec
           OptimistAtomicQueueB2, 3,i:  33,728,249 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,121,579 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,760,098 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,527,066 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,142,792 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,870,246 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,434,939 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,117,753 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,198,203 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,019,039 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,267,076 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000259 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000146 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[199] 218m:46s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,643,321 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,486,922 msg/sec
          boost::lockfree::queue, 1,s:   6,850,017 msg/sec
          boost::lockfree::queue, 1,i:   6,912,378 msg/sec
          boost::lockfree::queue, 2,s:   7,711,413 msg/sec
          boost::lockfree::queue, 2,i:   7,377,923 msg/sec
          boost::lockfree::queue, 3,s:   7,356,262 msg/sec
          boost::lockfree::queue, 3,i:   7,622,985 msg/sec
          boost::lockfree::queue, 4,s:   6,423,865 msg/sec
          boost::lockfree::queue, 4,i:   6,774,269 msg/sec
          boost::lockfree::queue, 5,s:   6,406,219 msg/sec
          boost::lockfree::queue, 5,i:   6,510,801 msg/sec
          boost::lockfree::queue, 6,s:   5,949,126 msg/sec
          boost::lockfree::queue, 6,i:   6,140,650 msg/sec
          boost::lockfree::queue, 7,s:   5,828,809 msg/sec
          boost::lockfree::queue, 7,i:   6,106,241 msg/sec
          boost::lockfree::queue, 8,s:   5,405,818 msg/sec
          boost::lockfree::queue, 8,i:   5,551,206 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 441,827,500 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  73,677,686 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,860,648 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,177,952 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,291,256 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,376,393 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,505,537 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,651,849 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  28,392,044 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,566,399 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,155,463 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,571,564 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,576,917 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,847,902 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,986,475 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,589,905 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,230,904 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,705,443 msg/sec
                pthread_spinlock, 1,s:  28,826,908 msg/sec
                pthread_spinlock, 1,i:  25,407,997 msg/sec
                pthread_spinlock, 2,s:  15,473,127 msg/sec
                pthread_spinlock, 2,i:  16,861,977 msg/sec
                pthread_spinlock, 3,s:   8,312,213 msg/sec
                pthread_spinlock, 3,i:  12,166,172 msg/sec
                pthread_spinlock, 4,s:   6,503,595 msg/sec
                pthread_spinlock, 4,i:   8,919,350 msg/sec
                pthread_spinlock, 5,s:   8,748,982 msg/sec
                pthread_spinlock, 5,i:   9,408,145 msg/sec
                pthread_spinlock, 6,s:   8,552,152 msg/sec
                pthread_spinlock, 6,i:   8,477,941 msg/sec
                pthread_spinlock, 7,s:   7,507,505 msg/sec
                pthread_spinlock, 7,i:   7,807,741 msg/sec
                pthread_spinlock, 8,s:   6,695,961 msg/sec
                pthread_spinlock, 8,i:   7,341,132 msg/sec
                      std::mutex, 1,s:   7,006,989 msg/sec
                      std::mutex, 1,i:   5,878,405 msg/sec
                      std::mutex, 2,s:   6,113,835 msg/sec
                      std::mutex, 2,i:   6,025,273 msg/sec
                      std::mutex, 3,s:   5,956,377 msg/sec
                      std::mutex, 3,i:   4,923,022 msg/sec
                      std::mutex, 4,s:   5,845,396 msg/sec
                      std::mutex, 4,i:   6,028,529 msg/sec
                      std::mutex, 5,s:   5,987,976 msg/sec
                      std::mutex, 5,i:   6,201,763 msg/sec
                      std::mutex, 6,s:   5,915,667 msg/sec
                      std::mutex, 6,i:   5,943,536 msg/sec
                      std::mutex, 7,s:   5,874,239 msg/sec
                      std::mutex, 7,i:   5,876,404 msg/sec
                      std::mutex, 8,s:   5,735,984 msg/sec
                      std::mutex, 8,i:   5,797,242 msg/sec
                 tbb::spin_mutex, 1,s:  37,527,417 msg/sec
                 tbb::spin_mutex, 1,i:  32,936,681 msg/sec
                 tbb::spin_mutex, 2,s:  21,005,916 msg/sec
                 tbb::spin_mutex, 2,i:  18,523,743 msg/sec
                 tbb::spin_mutex, 3,s:   8,685,638 msg/sec
                 tbb::spin_mutex, 3,i:  11,052,990 msg/sec
                 tbb::spin_mutex, 4,s:   3,181,345 msg/sec
                 tbb::spin_mutex, 4,i:   6,290,056 msg/sec
                 tbb::spin_mutex, 5,s:   5,384,777 msg/sec
                 tbb::spin_mutex, 5,i:   5,698,645 msg/sec
                 tbb::spin_mutex, 6,s:   5,356,865 msg/sec
                 tbb::spin_mutex, 6,i:   4,340,509 msg/sec
                 tbb::spin_mutex, 7,s:   4,527,439 msg/sec
                 tbb::spin_mutex, 7,i:   4,305,224 msg/sec
                 tbb::spin_mutex, 8,s:   3,338,874 msg/sec
                 tbb::spin_mutex, 8,i:   4,057,612 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,475,217 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,528,405 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,056,046 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,608,899 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,464,964 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,771,270 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,546,544 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,617,975 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,965,698 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,682,196 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,921,383 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,734,284 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,883,448 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,817,190 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,774,077 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,473,768 msg/sec
     xenium::michael_scott_queue, 1,s:  10,134,484 msg/sec
     xenium::michael_scott_queue, 1,i:   9,784,694 msg/sec
     xenium::michael_scott_queue, 2,s:   8,570,990 msg/sec
     xenium::michael_scott_queue, 2,i:   8,508,411 msg/sec
     xenium::michael_scott_queue, 3,s:   7,233,883 msg/sec
     xenium::michael_scott_queue, 3,i:   7,523,388 msg/sec
     xenium::michael_scott_queue, 4,s:   6,352,706 msg/sec
     xenium::michael_scott_queue, 4,i:   6,355,148 msg/sec
     xenium::michael_scott_queue, 5,s:   6,320,652 msg/sec
     xenium::michael_scott_queue, 5,i:   6,698,562 msg/sec
     xenium::michael_scott_queue, 6,s:   6,511,123 msg/sec
     xenium::michael_scott_queue, 6,i:   6,697,243 msg/sec
     xenium::michael_scott_queue, 7,s:   6,243,617 msg/sec
     xenium::michael_scott_queue, 7,i:   6,495,830 msg/sec
     xenium::michael_scott_queue, 8,s:   6,050,812 msg/sec
     xenium::michael_scott_queue, 8,i:   6,227,464 msg/sec
         xenium::ramalhete_queue, 1,s:  31,582,841 msg/sec
         xenium::ramalhete_queue, 1,i:  32,356,022 msg/sec
         xenium::ramalhete_queue, 2,s:  23,367,717 msg/sec
         xenium::ramalhete_queue, 2,i:  23,205,682 msg/sec
         xenium::ramalhete_queue, 3,s:  28,933,984 msg/sec
         xenium::ramalhete_queue, 3,i:  28,560,831 msg/sec
         xenium::ramalhete_queue, 4,s:  33,714,354 msg/sec
         xenium::ramalhete_queue, 4,i:  33,433,155 msg/sec
         xenium::ramalhete_queue, 5,s:  32,192,769 msg/sec
         xenium::ramalhete_queue, 5,i:  38,468,411 msg/sec
         xenium::ramalhete_queue, 6,s:  34,028,262 msg/sec
         xenium::ramalhete_queue, 6,i:  39,809,512 msg/sec
         xenium::ramalhete_queue, 7,s:  34,994,845 msg/sec
         xenium::ramalhete_queue, 7,i:  41,016,747 msg/sec
         xenium::ramalhete_queue, 8,s:  35,464,883 msg/sec
         xenium::ramalhete_queue, 8,i:  44,343,979 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,980,220 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,658,878 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,497,757 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,776,778 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,582,373 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,910,787 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,567,078 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,098,004 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,126,128 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,218,708 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,033,071 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,562,164 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,131,120 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,144,659 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,409,235 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,237,794 msg/sec
                     AtomicQueue, 1,s:  60,223,562 msg/sec
                     AtomicQueue, 1,i:  57,124,976 msg/sec
                     AtomicQueue, 2,s:  12,248,098 msg/sec
                     AtomicQueue, 2,i:  11,731,768 msg/sec
                     AtomicQueue, 3,s:  10,789,410 msg/sec
                     AtomicQueue, 3,i:   9,977,604 msg/sec
                     AtomicQueue, 4,s:   8,201,965 msg/sec
                     AtomicQueue, 4,i:   8,186,870 msg/sec
                     AtomicQueue, 5,s:   8,021,120 msg/sec
                     AtomicQueue, 5,i:   8,072,042 msg/sec
                     AtomicQueue, 6,s:   7,886,370 msg/sec
                     AtomicQueue, 6,i:   7,610,618 msg/sec
                     AtomicQueue, 7,s:   7,094,838 msg/sec
                     AtomicQueue, 7,i:   7,964,882 msg/sec
                     AtomicQueue, 8,s:   6,360,970 msg/sec
                     AtomicQueue, 8,i:   7,478,924 msg/sec
                    AtomicQueueB, 1,s:  48,345,905 msg/sec
                    AtomicQueueB, 1,i:  43,029,206 msg/sec
                    AtomicQueueB, 2,s:  11,884,732 msg/sec
                    AtomicQueueB, 2,i:  11,499,619 msg/sec
                    AtomicQueueB, 3,s:  11,117,123 msg/sec
                    AtomicQueueB, 3,i:  10,145,385 msg/sec
                    AtomicQueueB, 4,s:   8,005,744 msg/sec
                    AtomicQueueB, 4,i:   7,991,566 msg/sec
                    AtomicQueueB, 5,s:   7,608,292 msg/sec
                    AtomicQueueB, 5,i:   7,879,223 msg/sec
                    AtomicQueueB, 6,s:   7,240,005 msg/sec
                    AtomicQueueB, 6,i:   7,562,930 msg/sec
                    AtomicQueueB, 7,s:   6,889,743 msg/sec
                    AtomicQueueB, 7,i:   7,734,181 msg/sec
                    AtomicQueueB, 8,s:   6,213,755 msg/sec
                    AtomicQueueB, 8,i:   7,147,790 msg/sec
             OptimistAtomicQueue, 1,s: 747,459,432 msg/sec
             OptimistAtomicQueue, 1,i: 537,907,411 msg/sec
             OptimistAtomicQueue, 2,s:  32,660,323 msg/sec
             OptimistAtomicQueue, 2,i:  32,710,560 msg/sec
             OptimistAtomicQueue, 3,s:  36,656,996 msg/sec
             OptimistAtomicQueue, 3,i:  37,503,318 msg/sec
             OptimistAtomicQueue, 4,s:  39,294,739 msg/sec
             OptimistAtomicQueue, 4,i:  39,366,219 msg/sec
             OptimistAtomicQueue, 5,s:  41,841,489 msg/sec
             OptimistAtomicQueue, 5,i:  48,517,488 msg/sec
             OptimistAtomicQueue, 6,s:  42,633,905 msg/sec
             OptimistAtomicQueue, 6,i:  50,448,689 msg/sec
             OptimistAtomicQueue, 7,s:  45,151,209 msg/sec
             OptimistAtomicQueue, 7,i:  49,135,590 msg/sec
             OptimistAtomicQueue, 8,s:  46,459,697 msg/sec
             OptimistAtomicQueue, 8,i:  49,425,566 msg/sec
            OptimistAtomicQueueB, 1,s: 148,447,489 msg/sec
            OptimistAtomicQueueB, 1,i:  77,504,882 msg/sec
            OptimistAtomicQueueB, 2,s:  31,753,792 msg/sec
            OptimistAtomicQueueB, 2,i:  31,727,776 msg/sec
            OptimistAtomicQueueB, 3,s:  36,242,365 msg/sec
            OptimistAtomicQueueB, 3,i:  36,917,332 msg/sec
            OptimistAtomicQueueB, 4,s:  38,622,351 msg/sec
            OptimistAtomicQueueB, 4,i:  38,463,304 msg/sec
            OptimistAtomicQueueB, 5,s:  40,992,682 msg/sec
            OptimistAtomicQueueB, 5,i:  46,062,165 msg/sec
            OptimistAtomicQueueB, 6,s:  40,776,403 msg/sec
            OptimistAtomicQueueB, 6,i:  49,136,585 msg/sec
            OptimistAtomicQueueB, 7,s:  41,682,493 msg/sec
            OptimistAtomicQueueB, 7,i:  50,709,155 msg/sec
            OptimistAtomicQueueB, 8,s:  44,149,078 msg/sec
            OptimistAtomicQueueB, 8,i:  47,812,314 msg/sec
                    AtomicQueue2, 1,s:  22,941,952 msg/sec
                    AtomicQueue2, 1,i:  22,887,004 msg/sec
                    AtomicQueue2, 2,s:  11,712,124 msg/sec
                    AtomicQueue2, 2,i:  11,404,781 msg/sec
                    AtomicQueue2, 3,s:   9,797,564 msg/sec
                    AtomicQueue2, 3,i:   9,370,600 msg/sec
                    AtomicQueue2, 4,s:   8,081,639 msg/sec
                    AtomicQueue2, 4,i:   8,090,333 msg/sec
                    AtomicQueue2, 5,s:   7,874,661 msg/sec
                    AtomicQueue2, 5,i:   8,013,332 msg/sec
                    AtomicQueue2, 6,s:   7,657,318 msg/sec
                    AtomicQueue2, 6,i:   7,529,847 msg/sec
                    AtomicQueue2, 7,s:   7,069,362 msg/sec
                    AtomicQueue2, 7,i:   7,869,406 msg/sec
                    AtomicQueue2, 8,s:   6,373,924 msg/sec
                    AtomicQueue2, 8,i:   7,229,708 msg/sec
                   AtomicQueueB2, 1,s:  36,172,722 msg/sec
                   AtomicQueueB2, 1,i:  32,619,475 msg/sec
                   AtomicQueueB2, 2,s:  11,432,997 msg/sec
                   AtomicQueueB2, 2,i:  11,099,809 msg/sec
                   AtomicQueueB2, 3,s:   9,593,837 msg/sec
                   AtomicQueueB2, 3,i:   9,544,306 msg/sec
                   AtomicQueueB2, 4,s:   7,914,326 msg/sec
                   AtomicQueueB2, 4,i:   7,874,254 msg/sec
                   AtomicQueueB2, 5,s:   7,519,456 msg/sec
                   AtomicQueueB2, 5,i:   7,736,767 msg/sec
                   AtomicQueueB2, 6,s:   7,267,571 msg/sec
                   AtomicQueueB2, 6,i:   7,434,959 msg/sec
                   AtomicQueueB2, 7,s:   6,876,855 msg/sec
                   AtomicQueueB2, 7,i:   7,717,346 msg/sec
                   AtomicQueueB2, 8,s:   6,290,516 msg/sec
                   AtomicQueueB2, 8,i:   7,089,212 msg/sec
            OptimistAtomicQueue2, 1,s: 426,500,524 msg/sec
            OptimistAtomicQueue2, 1,i:  32,096,132 msg/sec
            OptimistAtomicQueue2, 2,s:  26,209,159 msg/sec
            OptimistAtomicQueue2, 2,i:  24,017,420 msg/sec
            OptimistAtomicQueue2, 3,s:  30,325,476 msg/sec
            OptimistAtomicQueue2, 3,i:  29,979,310 msg/sec
            OptimistAtomicQueue2, 4,s:  33,204,018 msg/sec
            OptimistAtomicQueue2, 4,i:  33,186,346 msg/sec
            OptimistAtomicQueue2, 5,s:  37,176,469 msg/sec
            OptimistAtomicQueue2, 5,i:  40,621,670 msg/sec
            OptimistAtomicQueue2, 6,s:  40,028,197 msg/sec
            OptimistAtomicQueue2, 6,i:  49,254,183 msg/sec
            OptimistAtomicQueue2, 7,s:  42,554,402 msg/sec
            OptimistAtomicQueue2, 7,i:  48,069,728 msg/sec
            OptimistAtomicQueue2, 8,s:  43,916,797 msg/sec
            OptimistAtomicQueue2, 8,i:  49,437,267 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,286,507 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,876,278 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,700,763 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,195,253 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,740,253 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,412,698 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,179,813 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,367,773 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,463,935 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,391,506 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,332,164 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,305,147 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,442,215 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,509,029 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,495,575 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,231,921 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000135 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000240 sec/round-trip
                      std::mutex: 0.000000455 sec/round-trip
                 tbb::spin_mutex: 0.000000256 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000282 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000274 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000199 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[200] 217m:26s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,844,883 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,365,027 msg/sec
          boost::lockfree::queue, 1,s:   6,977,139 msg/sec
          boost::lockfree::queue, 1,i:   6,893,655 msg/sec
          boost::lockfree::queue, 2,s:   7,724,420 msg/sec
          boost::lockfree::queue, 2,i:   7,476,562 msg/sec
          boost::lockfree::queue, 3,s:   7,388,015 msg/sec
          boost::lockfree::queue, 3,i:   7,545,592 msg/sec
          boost::lockfree::queue, 4,s:   6,428,868 msg/sec
          boost::lockfree::queue, 4,i:   6,783,857 msg/sec
          boost::lockfree::queue, 5,s:   6,471,328 msg/sec
          boost::lockfree::queue, 5,i:   6,467,354 msg/sec
          boost::lockfree::queue, 6,s:   5,969,270 msg/sec
          boost::lockfree::queue, 6,i:   6,135,885 msg/sec
          boost::lockfree::queue, 7,s:   5,859,140 msg/sec
          boost::lockfree::queue, 7,i:   5,959,081 msg/sec
          boost::lockfree::queue, 8,s:   5,436,619 msg/sec
          boost::lockfree::queue, 8,i:   5,509,803 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 102,265,500 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  96,440,194 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,795,836 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,417,853 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,025,586 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,604,643 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,465,202 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,850,153 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,402,985 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,994,102 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,147,375 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,446,711 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  45,039,666 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,208,000 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,986,476 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,751,795 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,378,329 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,402,310 msg/sec
                pthread_spinlock, 1,s:  29,062,479 msg/sec
                pthread_spinlock, 1,i:  25,345,453 msg/sec
                pthread_spinlock, 2,s:  15,533,037 msg/sec
                pthread_spinlock, 2,i:  17,250,384 msg/sec
                pthread_spinlock, 3,s:   8,401,200 msg/sec
                pthread_spinlock, 3,i:  11,450,502 msg/sec
                pthread_spinlock, 4,s:   6,440,798 msg/sec
                pthread_spinlock, 4,i:   8,964,724 msg/sec
                pthread_spinlock, 5,s:   8,620,130 msg/sec
                pthread_spinlock, 5,i:   9,013,476 msg/sec
                pthread_spinlock, 6,s:   8,520,071 msg/sec
                pthread_spinlock, 6,i:   8,633,022 msg/sec
                pthread_spinlock, 7,s:   7,540,124 msg/sec
                pthread_spinlock, 7,i:   7,472,042 msg/sec
                pthread_spinlock, 8,s:   6,859,440 msg/sec
                pthread_spinlock, 8,i:   6,976,963 msg/sec
                      std::mutex, 1,s:   6,306,381 msg/sec
                      std::mutex, 1,i:   5,852,814 msg/sec
                      std::mutex, 2,s:   6,156,447 msg/sec
                      std::mutex, 2,i:   5,397,958 msg/sec
                      std::mutex, 3,s:   4,685,083 msg/sec
                      std::mutex, 3,i:   5,580,107 msg/sec
                      std::mutex, 4,s:   5,779,505 msg/sec
                      std::mutex, 4,i:   6,348,582 msg/sec
                      std::mutex, 5,s:   5,973,587 msg/sec
                      std::mutex, 5,i:   6,220,163 msg/sec
                      std::mutex, 6,s:   5,941,455 msg/sec
                      std::mutex, 6,i:   5,843,303 msg/sec
                      std::mutex, 7,s:   5,818,639 msg/sec
                      std::mutex, 7,i:   5,785,349 msg/sec
                      std::mutex, 8,s:   5,677,977 msg/sec
                      std::mutex, 8,i:   5,747,951 msg/sec
                 tbb::spin_mutex, 1,s:  37,826,891 msg/sec
                 tbb::spin_mutex, 1,i:  33,163,386 msg/sec
                 tbb::spin_mutex, 2,s:  21,122,908 msg/sec
                 tbb::spin_mutex, 2,i:  18,346,602 msg/sec
                 tbb::spin_mutex, 3,s:   7,293,927 msg/sec
                 tbb::spin_mutex, 3,i:  10,205,226 msg/sec
                 tbb::spin_mutex, 4,s:   3,283,282 msg/sec
                 tbb::spin_mutex, 4,i:   6,444,692 msg/sec
                 tbb::spin_mutex, 5,s:   5,425,043 msg/sec
                 tbb::spin_mutex, 5,i:   5,842,057 msg/sec
                 tbb::spin_mutex, 6,s:   5,317,438 msg/sec
                 tbb::spin_mutex, 6,i:   4,312,229 msg/sec
                 tbb::spin_mutex, 7,s:   4,841,329 msg/sec
                 tbb::spin_mutex, 7,i:   4,311,773 msg/sec
                 tbb::spin_mutex, 8,s:   4,243,734 msg/sec
                 tbb::spin_mutex, 8,i:   4,186,729 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,250,233 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,389,854 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,079,967 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,057,315 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,529,769 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,720,201 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,100,045 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,378,317 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,735,283 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,787,718 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,874,467 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,018,425 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,791,352 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,102,709 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,660,666 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,305,524 msg/sec
     xenium::michael_scott_queue, 1,s:   9,541,970 msg/sec
     xenium::michael_scott_queue, 1,i:   9,483,870 msg/sec
     xenium::michael_scott_queue, 2,s:   8,497,821 msg/sec
     xenium::michael_scott_queue, 2,i:   8,592,313 msg/sec
     xenium::michael_scott_queue, 3,s:   7,244,581 msg/sec
     xenium::michael_scott_queue, 3,i:   7,612,192 msg/sec
     xenium::michael_scott_queue, 4,s:   6,257,216 msg/sec
     xenium::michael_scott_queue, 4,i:   6,353,555 msg/sec
     xenium::michael_scott_queue, 5,s:   6,316,973 msg/sec
     xenium::michael_scott_queue, 5,i:   6,670,768 msg/sec
     xenium::michael_scott_queue, 6,s:   6,495,036 msg/sec
     xenium::michael_scott_queue, 6,i:   6,730,734 msg/sec
     xenium::michael_scott_queue, 7,s:   6,323,697 msg/sec
     xenium::michael_scott_queue, 7,i:   6,478,077 msg/sec
     xenium::michael_scott_queue, 8,s:   6,002,029 msg/sec
     xenium::michael_scott_queue, 8,i:   6,089,114 msg/sec
         xenium::ramalhete_queue, 1,s:  32,004,536 msg/sec
         xenium::ramalhete_queue, 1,i:  32,152,207 msg/sec
         xenium::ramalhete_queue, 2,s:  23,551,559 msg/sec
         xenium::ramalhete_queue, 2,i:  23,394,723 msg/sec
         xenium::ramalhete_queue, 3,s:  29,118,751 msg/sec
         xenium::ramalhete_queue, 3,i:  28,497,034 msg/sec
         xenium::ramalhete_queue, 4,s:  33,849,585 msg/sec
         xenium::ramalhete_queue, 4,i:  33,492,480 msg/sec
         xenium::ramalhete_queue, 5,s:  31,960,900 msg/sec
         xenium::ramalhete_queue, 5,i:  36,280,448 msg/sec
         xenium::ramalhete_queue, 6,s:  34,093,362 msg/sec
         xenium::ramalhete_queue, 6,i:  38,340,189 msg/sec
         xenium::ramalhete_queue, 7,s:  34,734,954 msg/sec
         xenium::ramalhete_queue, 7,i:  40,774,868 msg/sec
         xenium::ramalhete_queue, 8,s:  35,218,135 msg/sec
         xenium::ramalhete_queue, 8,i:  44,101,705 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,827,707 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,815,668 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,013,454 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,631,131 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,856,731 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,713,571 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,664,276 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,162,648 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,302,279 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,359,829 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,060,031 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,243,056 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,279,215 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,927,438 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,400,645 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,338,013 msg/sec
                     AtomicQueue, 1,s:  57,547,533 msg/sec
                     AtomicQueue, 1,i:  56,606,057 msg/sec
                     AtomicQueue, 2,s:  12,245,943 msg/sec
                     AtomicQueue, 2,i:  11,748,793 msg/sec
                     AtomicQueue, 3,s:  10,762,318 msg/sec
                     AtomicQueue, 3,i:   9,942,223 msg/sec
                     AtomicQueue, 4,s:   8,216,506 msg/sec
                     AtomicQueue, 4,i:   8,198,306 msg/sec
                     AtomicQueue, 5,s:   8,016,951 msg/sec
                     AtomicQueue, 5,i:   8,051,610 msg/sec
                     AtomicQueue, 6,s:   7,793,471 msg/sec
                     AtomicQueue, 6,i:   7,621,622 msg/sec
                     AtomicQueue, 7,s:   7,058,549 msg/sec
                     AtomicQueue, 7,i:   7,970,234 msg/sec
                     AtomicQueue, 8,s:   6,334,877 msg/sec
                     AtomicQueue, 8,i:   7,454,532 msg/sec
                    AtomicQueueB, 1,s: 168,341,049 msg/sec
                    AtomicQueueB, 1,i:  43,003,037 msg/sec
                    AtomicQueueB, 2,s:  11,960,785 msg/sec
                    AtomicQueueB, 2,i:  11,477,088 msg/sec
                    AtomicQueueB, 3,s:  10,937,130 msg/sec
                    AtomicQueueB, 3,i:  10,175,712 msg/sec
                    AtomicQueueB, 4,s:   8,057,064 msg/sec
                    AtomicQueueB, 4,i:   8,044,731 msg/sec
                    AtomicQueueB, 5,s:   7,644,232 msg/sec
                    AtomicQueueB, 5,i:   7,883,315 msg/sec
                    AtomicQueueB, 6,s:   7,371,355 msg/sec
                    AtomicQueueB, 6,i:   7,597,655 msg/sec
                    AtomicQueueB, 7,s:   6,847,337 msg/sec
                    AtomicQueueB, 7,i:   7,758,912 msg/sec
                    AtomicQueueB, 8,s:   6,210,249 msg/sec
                    AtomicQueueB, 8,i:   7,159,147 msg/sec
             OptimistAtomicQueue, 1,s: 745,094,021 msg/sec
             OptimistAtomicQueue, 1,i: 515,632,827 msg/sec
             OptimistAtomicQueue, 2,s:  32,653,721 msg/sec
             OptimistAtomicQueue, 2,i:  32,729,036 msg/sec
             OptimistAtomicQueue, 3,s:  36,617,446 msg/sec
             OptimistAtomicQueue, 3,i:  37,390,842 msg/sec
             OptimistAtomicQueue, 4,s:  39,308,776 msg/sec
             OptimistAtomicQueue, 4,i:  39,355,087 msg/sec
             OptimistAtomicQueue, 5,s:  41,530,709 msg/sec
             OptimistAtomicQueue, 5,i:  46,349,394 msg/sec
             OptimistAtomicQueue, 6,s:  42,595,492 msg/sec
             OptimistAtomicQueue, 6,i:  49,854,234 msg/sec
             OptimistAtomicQueue, 7,s:  44,309,211 msg/sec
             OptimistAtomicQueue, 7,i:  51,972,291 msg/sec
             OptimistAtomicQueue, 8,s:  46,383,179 msg/sec
             OptimistAtomicQueue, 8,i:  49,260,745 msg/sec
            OptimistAtomicQueueB, 1,s: 104,789,245 msg/sec
            OptimistAtomicQueueB, 1,i:  76,468,169 msg/sec
            OptimistAtomicQueueB, 2,s:  32,123,169 msg/sec
            OptimistAtomicQueueB, 2,i:  32,394,946 msg/sec
            OptimistAtomicQueueB, 3,s:  36,327,772 msg/sec
            OptimistAtomicQueueB, 3,i:  36,927,508 msg/sec
            OptimistAtomicQueueB, 4,s:  38,626,551 msg/sec
            OptimistAtomicQueueB, 4,i:  38,619,813 msg/sec
            OptimistAtomicQueueB, 5,s:  40,111,179 msg/sec
            OptimistAtomicQueueB, 5,i:  46,163,158 msg/sec
            OptimistAtomicQueueB, 6,s:  41,382,718 msg/sec
            OptimistAtomicQueueB, 6,i:  49,114,891 msg/sec
            OptimistAtomicQueueB, 7,s:  41,425,035 msg/sec
            OptimistAtomicQueueB, 7,i:  50,843,979 msg/sec
            OptimistAtomicQueueB, 8,s:  44,460,166 msg/sec
            OptimistAtomicQueueB, 8,i:  47,636,845 msg/sec
                    AtomicQueue2, 1,s:  23,002,460 msg/sec
                    AtomicQueue2, 1,i:  22,882,967 msg/sec
                    AtomicQueue2, 2,s:  11,815,147 msg/sec
                    AtomicQueue2, 2,i:  11,374,891 msg/sec
                    AtomicQueue2, 3,s:   9,805,494 msg/sec
                    AtomicQueue2, 3,i:   9,402,765 msg/sec
                    AtomicQueue2, 4,s:   8,049,807 msg/sec
                    AtomicQueue2, 4,i:   8,045,511 msg/sec
                    AtomicQueue2, 5,s:   7,966,514 msg/sec
                    AtomicQueue2, 5,i:   8,096,269 msg/sec
                    AtomicQueue2, 6,s:   7,649,534 msg/sec
                    AtomicQueue2, 6,i:   7,543,980 msg/sec
                    AtomicQueue2, 7,s:   7,121,013 msg/sec
                    AtomicQueue2, 7,i:   7,873,515 msg/sec
                    AtomicQueue2, 8,s:   6,386,966 msg/sec
                    AtomicQueue2, 8,i:   7,349,798 msg/sec
                   AtomicQueueB2, 1,s:  36,206,325 msg/sec
                   AtomicQueueB2, 1,i:  36,447,561 msg/sec
                   AtomicQueueB2, 2,s:  11,362,764 msg/sec
                   AtomicQueueB2, 2,i:  11,092,387 msg/sec
                   AtomicQueueB2, 3,s:   9,707,833 msg/sec
                   AtomicQueueB2, 3,i:   9,548,680 msg/sec
                   AtomicQueueB2, 4,s:   7,902,659 msg/sec
                   AtomicQueueB2, 4,i:   7,906,345 msg/sec
                   AtomicQueueB2, 5,s:   7,532,478 msg/sec
                   AtomicQueueB2, 5,i:   7,780,092 msg/sec
                   AtomicQueueB2, 6,s:   7,296,630 msg/sec
                   AtomicQueueB2, 6,i:   7,474,683 msg/sec
                   AtomicQueueB2, 7,s:   6,873,594 msg/sec
                   AtomicQueueB2, 7,i:   7,703,485 msg/sec
                   AtomicQueueB2, 8,s:   6,315,586 msg/sec
                   AtomicQueueB2, 8,i:   7,049,889 msg/sec
            OptimistAtomicQueue2, 1,s: 436,063,497 msg/sec
            OptimistAtomicQueue2, 1,i: 438,381,001 msg/sec
            OptimistAtomicQueue2, 2,s:  24,255,348 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,096 msg/sec
            OptimistAtomicQueue2, 3,s:  30,320,480 msg/sec
            OptimistAtomicQueue2, 3,i:  30,124,321 msg/sec
            OptimistAtomicQueue2, 4,s:  33,811,491 msg/sec
            OptimistAtomicQueue2, 4,i:  33,142,541 msg/sec
            OptimistAtomicQueue2, 5,s:  36,973,879 msg/sec
            OptimistAtomicQueue2, 5,i:  39,954,720 msg/sec
            OptimistAtomicQueue2, 6,s:  40,220,982 msg/sec
            OptimistAtomicQueue2, 6,i:  49,128,435 msg/sec
            OptimistAtomicQueue2, 7,s:  42,650,013 msg/sec
            OptimistAtomicQueue2, 7,i:  51,565,247 msg/sec
            OptimistAtomicQueue2, 8,s:  43,932,937 msg/sec
            OptimistAtomicQueue2, 8,i:  48,089,901 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,807,590 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,929,794 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,163,103 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,886,049 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,722,774 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,110,515 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,286,346 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,369,746 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,574,022 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,188,886 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,370,792 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,571,616 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,219,983 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,204,858 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,473,990 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,251,882 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000139 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000294 sec/round-trip
                      std::mutex: 0.000000449 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[201] 216m:7s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,748,927 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,090,995 msg/sec
          boost::lockfree::queue, 1,s:   6,948,656 msg/sec
          boost::lockfree::queue, 1,i:   6,869,912 msg/sec
          boost::lockfree::queue, 2,s:   7,656,213 msg/sec
          boost::lockfree::queue, 2,i:   7,516,675 msg/sec
          boost::lockfree::queue, 3,s:   7,354,213 msg/sec
          boost::lockfree::queue, 3,i:   7,501,169 msg/sec
          boost::lockfree::queue, 4,s:   6,420,204 msg/sec
          boost::lockfree::queue, 4,i:   6,767,435 msg/sec
          boost::lockfree::queue, 5,s:   6,424,747 msg/sec
          boost::lockfree::queue, 5,i:   6,530,705 msg/sec
          boost::lockfree::queue, 6,s:   6,024,880 msg/sec
          boost::lockfree::queue, 6,i:   6,123,721 msg/sec
          boost::lockfree::queue, 7,s:   5,836,778 msg/sec
          boost::lockfree::queue, 7,i:   5,977,871 msg/sec
          boost::lockfree::queue, 8,s:   5,412,262 msg/sec
          boost::lockfree::queue, 8,i:   5,540,208 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 105,919,726 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 112,677,643 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,075,595 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,383,230 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,752,002 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,132,946 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,254,665 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,242,721 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,210,758 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,172,358 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,330,363 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,599,654 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,450,026 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,182,276 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,111,226 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,253,686 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,299,800 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,464,909 msg/sec
                pthread_spinlock, 1,s:  29,081,693 msg/sec
                pthread_spinlock, 1,i:  25,404,292 msg/sec
                pthread_spinlock, 2,s:  15,683,248 msg/sec
                pthread_spinlock, 2,i:  17,013,401 msg/sec
                pthread_spinlock, 3,s:   8,334,631 msg/sec
                pthread_spinlock, 3,i:  12,005,892 msg/sec
                pthread_spinlock, 4,s:   6,491,016 msg/sec
                pthread_spinlock, 4,i:   9,017,245 msg/sec
                pthread_spinlock, 5,s:   8,705,096 msg/sec
                pthread_spinlock, 5,i:   9,039,670 msg/sec
                pthread_spinlock, 6,s:   8,296,073 msg/sec
                pthread_spinlock, 6,i:   8,473,779 msg/sec
                pthread_spinlock, 7,s:   7,724,175 msg/sec
                pthread_spinlock, 7,i:   7,922,585 msg/sec
                pthread_spinlock, 8,s:   6,824,537 msg/sec
                pthread_spinlock, 8,i:   7,457,266 msg/sec
                      std::mutex, 1,s:   7,002,090 msg/sec
                      std::mutex, 1,i:   6,512,039 msg/sec
                      std::mutex, 2,s:   5,464,579 msg/sec
                      std::mutex, 2,i:   4,921,289 msg/sec
                      std::mutex, 3,s:   4,731,307 msg/sec
                      std::mutex, 3,i:   5,062,698 msg/sec
                      std::mutex, 4,s:   6,106,914 msg/sec
                      std::mutex, 4,i:   5,824,107 msg/sec
                      std::mutex, 5,s:   6,117,266 msg/sec
                      std::mutex, 5,i:   6,249,978 msg/sec
                      std::mutex, 6,s:   5,988,954 msg/sec
                      std::mutex, 6,i:   5,947,001 msg/sec
                      std::mutex, 7,s:   5,802,471 msg/sec
                      std::mutex, 7,i:   5,888,701 msg/sec
                      std::mutex, 8,s:   5,713,171 msg/sec
                      std::mutex, 8,i:   5,673,152 msg/sec
                 tbb::spin_mutex, 1,s:  38,105,763 msg/sec
                 tbb::spin_mutex, 1,i:  33,070,258 msg/sec
                 tbb::spin_mutex, 2,s:  21,156,376 msg/sec
                 tbb::spin_mutex, 2,i:  18,679,791 msg/sec
                 tbb::spin_mutex, 3,s:   8,084,954 msg/sec
                 tbb::spin_mutex, 3,i:  11,186,807 msg/sec
                 tbb::spin_mutex, 4,s:   3,089,720 msg/sec
                 tbb::spin_mutex, 4,i:   6,297,597 msg/sec
                 tbb::spin_mutex, 5,s:   5,535,274 msg/sec
                 tbb::spin_mutex, 5,i:   5,806,448 msg/sec
                 tbb::spin_mutex, 6,s:   5,323,847 msg/sec
                 tbb::spin_mutex, 6,i:   4,364,049 msg/sec
                 tbb::spin_mutex, 7,s:   4,474,023 msg/sec
                 tbb::spin_mutex, 7,i:   4,306,256 msg/sec
                 tbb::spin_mutex, 8,s:   4,247,390 msg/sec
                 tbb::spin_mutex, 8,i:   4,063,496 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,460,616 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,833,404 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,582,229 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,973,470 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,522,332 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,359,074 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,350,651 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,241,368 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,809,158 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,712,221 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,763,668 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,864,226 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,907,894 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,062,721 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,858,687 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,100,602 msg/sec
     xenium::michael_scott_queue, 1,s:   9,395,321 msg/sec
     xenium::michael_scott_queue, 1,i:   9,431,491 msg/sec
     xenium::michael_scott_queue, 2,s:   8,459,530 msg/sec
     xenium::michael_scott_queue, 2,i:   8,541,798 msg/sec
     xenium::michael_scott_queue, 3,s:   7,127,485 msg/sec
     xenium::michael_scott_queue, 3,i:   7,541,437 msg/sec
     xenium::michael_scott_queue, 4,s:   6,235,529 msg/sec
     xenium::michael_scott_queue, 4,i:   6,368,743 msg/sec
     xenium::michael_scott_queue, 5,s:   6,307,036 msg/sec
     xenium::michael_scott_queue, 5,i:   6,635,114 msg/sec
     xenium::michael_scott_queue, 6,s:   6,535,342 msg/sec
     xenium::michael_scott_queue, 6,i:   6,740,085 msg/sec
     xenium::michael_scott_queue, 7,s:   6,280,266 msg/sec
     xenium::michael_scott_queue, 7,i:   6,513,926 msg/sec
     xenium::michael_scott_queue, 8,s:   6,014,358 msg/sec
     xenium::michael_scott_queue, 8,i:   6,075,739 msg/sec
         xenium::ramalhete_queue, 1,s:  31,875,212 msg/sec
         xenium::ramalhete_queue, 1,i:  31,790,424 msg/sec
         xenium::ramalhete_queue, 2,s:  23,634,995 msg/sec
         xenium::ramalhete_queue, 2,i:  23,407,142 msg/sec
         xenium::ramalhete_queue, 3,s:  29,346,798 msg/sec
         xenium::ramalhete_queue, 3,i:  28,536,266 msg/sec
         xenium::ramalhete_queue, 4,s:  34,016,226 msg/sec
         xenium::ramalhete_queue, 4,i:  33,500,021 msg/sec
         xenium::ramalhete_queue, 5,s:  32,175,738 msg/sec
         xenium::ramalhete_queue, 5,i:  38,353,218 msg/sec
         xenium::ramalhete_queue, 6,s:  34,087,311 msg/sec
         xenium::ramalhete_queue, 6,i:  39,703,876 msg/sec
         xenium::ramalhete_queue, 7,s:  35,181,329 msg/sec
         xenium::ramalhete_queue, 7,i:  41,131,683 msg/sec
         xenium::ramalhete_queue, 8,s:  35,406,256 msg/sec
         xenium::ramalhete_queue, 8,i:  43,668,872 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,701,673 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  97,368,914 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,906,148 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,971,900 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,702,947 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,034,365 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,478,464 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,161,380 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,933,403 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,255,206 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,884,581 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,258,835 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,329,030 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,919,140 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,363,343 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,524,501 msg/sec
                     AtomicQueue, 1,s:  62,049,724 msg/sec
                     AtomicQueue, 1,i:  56,876,014 msg/sec
                     AtomicQueue, 2,s:  12,285,970 msg/sec
                     AtomicQueue, 2,i:  11,724,928 msg/sec
                     AtomicQueue, 3,s:  10,808,747 msg/sec
                     AtomicQueue, 3,i:   9,970,822 msg/sec
                     AtomicQueue, 4,s:   8,194,510 msg/sec
                     AtomicQueue, 4,i:   8,192,700 msg/sec
                     AtomicQueue, 5,s:   8,029,355 msg/sec
                     AtomicQueue, 5,i:   8,089,068 msg/sec
                     AtomicQueue, 6,s:   7,893,420 msg/sec
                     AtomicQueue, 6,i:   7,621,692 msg/sec
                     AtomicQueue, 7,s:   7,112,715 msg/sec
                     AtomicQueue, 7,i:   7,977,004 msg/sec
                     AtomicQueue, 8,s:   6,360,218 msg/sec
                     AtomicQueue, 8,i:   7,449,964 msg/sec
                    AtomicQueueB, 1,s:  43,834,111 msg/sec
                    AtomicQueueB, 1,i:  43,078,881 msg/sec
                    AtomicQueueB, 2,s:  11,775,469 msg/sec
                    AtomicQueueB, 2,i:  11,495,529 msg/sec
                    AtomicQueueB, 3,s:  11,076,691 msg/sec
                    AtomicQueueB, 3,i:  10,186,739 msg/sec
                    AtomicQueueB, 4,s:   8,024,555 msg/sec
                    AtomicQueueB, 4,i:   8,102,523 msg/sec
                    AtomicQueueB, 5,s:   7,490,267 msg/sec
                    AtomicQueueB, 5,i:   7,773,389 msg/sec
                    AtomicQueueB, 6,s:   7,387,829 msg/sec
                    AtomicQueueB, 6,i:   7,500,661 msg/sec
                    AtomicQueueB, 7,s:   6,886,822 msg/sec
                    AtomicQueueB, 7,i:   7,727,979 msg/sec
                    AtomicQueueB, 8,s:   6,251,962 msg/sec
                    AtomicQueueB, 8,i:   7,144,339 msg/sec
             OptimistAtomicQueue, 1,s: 753,789,961 msg/sec
             OptimistAtomicQueue, 1,i: 572,601,422 msg/sec
             OptimistAtomicQueue, 2,s:  32,204,601 msg/sec
             OptimistAtomicQueue, 2,i:  32,725,223 msg/sec
             OptimistAtomicQueue, 3,s:  36,694,594 msg/sec
             OptimistAtomicQueue, 3,i:  37,339,492 msg/sec
             OptimistAtomicQueue, 4,s:  39,263,437 msg/sec
             OptimistAtomicQueue, 4,i:  39,399,782 msg/sec
             OptimistAtomicQueue, 5,s:  41,734,717 msg/sec
             OptimistAtomicQueue, 5,i:  46,298,223 msg/sec
             OptimistAtomicQueue, 6,s:  42,117,555 msg/sec
             OptimistAtomicQueue, 6,i:  50,402,956 msg/sec
             OptimistAtomicQueue, 7,s:  44,010,371 msg/sec
             OptimistAtomicQueue, 7,i:  53,041,848 msg/sec
             OptimistAtomicQueue, 8,s:  46,254,853 msg/sec
             OptimistAtomicQueue, 8,i:  48,919,857 msg/sec
            OptimistAtomicQueueB, 1,s:  77,955,648 msg/sec
            OptimistAtomicQueueB, 1,i:  77,822,772 msg/sec
            OptimistAtomicQueueB, 2,s:  32,227,038 msg/sec
            OptimistAtomicQueueB, 2,i:  32,251,511 msg/sec
            OptimistAtomicQueueB, 3,s:  36,304,145 msg/sec
            OptimistAtomicQueueB, 3,i:  36,920,130 msg/sec
            OptimistAtomicQueueB, 4,s:  38,647,486 msg/sec
            OptimistAtomicQueueB, 4,i:  38,714,166 msg/sec
            OptimistAtomicQueueB, 5,s:  41,053,285 msg/sec
            OptimistAtomicQueueB, 5,i:  45,628,095 msg/sec
            OptimistAtomicQueueB, 6,s:  40,999,546 msg/sec
            OptimistAtomicQueueB, 6,i:  48,629,725 msg/sec
            OptimistAtomicQueueB, 7,s:  41,626,340 msg/sec
            OptimistAtomicQueueB, 7,i:  48,051,425 msg/sec
            OptimistAtomicQueueB, 8,s:  44,158,803 msg/sec
            OptimistAtomicQueueB, 8,i:  48,460,901 msg/sec
                    AtomicQueue2, 1,s:  22,950,116 msg/sec
                    AtomicQueue2, 1,i:  22,958,504 msg/sec
                    AtomicQueue2, 2,s:  11,834,686 msg/sec
                    AtomicQueue2, 2,i:  11,579,130 msg/sec
                    AtomicQueue2, 3,s:   9,774,052 msg/sec
                    AtomicQueue2, 3,i:   9,354,721 msg/sec
                    AtomicQueue2, 4,s:   8,049,499 msg/sec
                    AtomicQueue2, 4,i:   8,065,055 msg/sec
                    AtomicQueue2, 5,s:   7,941,449 msg/sec
                    AtomicQueue2, 5,i:   8,009,643 msg/sec
                    AtomicQueue2, 6,s:   7,765,924 msg/sec
                    AtomicQueue2, 6,i:   7,531,066 msg/sec
                    AtomicQueue2, 7,s:   7,140,826 msg/sec
                    AtomicQueue2, 7,i:   7,881,125 msg/sec
                    AtomicQueue2, 8,s:   6,402,027 msg/sec
                    AtomicQueue2, 8,i:   7,362,240 msg/sec
                   AtomicQueueB2, 1,s:  36,361,570 msg/sec
                   AtomicQueueB2, 1,i:  32,630,716 msg/sec
                   AtomicQueueB2, 2,s:  11,429,422 msg/sec
                   AtomicQueueB2, 2,i:  11,053,970 msg/sec
                   AtomicQueueB2, 3,s:   9,723,598 msg/sec
                   AtomicQueueB2, 3,i:   9,560,736 msg/sec
                   AtomicQueueB2, 4,s:   7,894,626 msg/sec
                   AtomicQueueB2, 4,i:   7,877,432 msg/sec
                   AtomicQueueB2, 5,s:   7,452,362 msg/sec
                   AtomicQueueB2, 5,i:   7,760,419 msg/sec
                   AtomicQueueB2, 6,s:   7,192,314 msg/sec
                   AtomicQueueB2, 6,i:   7,439,443 msg/sec
                   AtomicQueueB2, 7,s:   6,914,439 msg/sec
                   AtomicQueueB2, 7,i:   7,535,589 msg/sec
                   AtomicQueueB2, 8,s:   6,296,127 msg/sec
                   AtomicQueueB2, 8,i:   7,091,297 msg/sec
            OptimistAtomicQueue2, 1,s: 491,232,000 msg/sec
            OptimistAtomicQueue2, 1,i:  29,322,947 msg/sec
            OptimistAtomicQueue2, 2,s:  29,368,048 msg/sec
            OptimistAtomicQueue2, 2,i:  23,917,202 msg/sec
            OptimistAtomicQueue2, 3,s:  30,527,819 msg/sec
            OptimistAtomicQueue2, 3,i:  30,125,873 msg/sec
            OptimistAtomicQueue2, 4,s:  33,131,798 msg/sec
            OptimistAtomicQueue2, 4,i:  33,368,512 msg/sec
            OptimistAtomicQueue2, 5,s:  37,228,945 msg/sec
            OptimistAtomicQueue2, 5,i:  41,409,134 msg/sec
            OptimistAtomicQueue2, 6,s:  40,417,799 msg/sec
            OptimistAtomicQueue2, 6,i:  49,221,547 msg/sec
            OptimistAtomicQueue2, 7,s:  42,690,759 msg/sec
            OptimistAtomicQueue2, 7,i:  48,132,530 msg/sec
            OptimistAtomicQueue2, 8,s:  44,326,491 msg/sec
            OptimistAtomicQueue2, 8,i:  49,104,140 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,110,963 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,876,602 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,871,792 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,941,982 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,734,190 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,070,654 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,925,805 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,432,088 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,392,662 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,275,075 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,459,302 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,495,421 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,014,505 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,126,325 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,098,326 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,804,340 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000326 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000138 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000218 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000304 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000208 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000140 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[202] 214m:47s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  73,529,726 msg/sec
     boost::lockfree::spsc_queue, 1,i:  73,851,011 msg/sec
          boost::lockfree::queue, 1,s:   6,994,435 msg/sec
          boost::lockfree::queue, 1,i:   6,830,321 msg/sec
          boost::lockfree::queue, 2,s:   7,717,156 msg/sec
          boost::lockfree::queue, 2,i:   7,462,188 msg/sec
          boost::lockfree::queue, 3,s:   7,363,262 msg/sec
          boost::lockfree::queue, 3,i:   7,571,107 msg/sec
          boost::lockfree::queue, 4,s:   6,425,619 msg/sec
          boost::lockfree::queue, 4,i:   6,762,105 msg/sec
          boost::lockfree::queue, 5,s:   6,410,932 msg/sec
          boost::lockfree::queue, 5,i:   6,485,344 msg/sec
          boost::lockfree::queue, 6,s:   6,000,821 msg/sec
          boost::lockfree::queue, 6,i:   6,111,507 msg/sec
          boost::lockfree::queue, 7,s:   5,826,286 msg/sec
          boost::lockfree::queue, 7,i:   6,059,028 msg/sec
          boost::lockfree::queue, 8,s:   5,357,376 msg/sec
          boost::lockfree::queue, 8,i:   5,609,627 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 139,630,345 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  68,657,698 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,143,679 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,940,212 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,744,967 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,875,266 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,662,454 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,406,710 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,893,948 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,019,628 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,434,404 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,994,368 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,586,739 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,555,889 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,084,221 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,392,865 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,324,419 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,797,547 msg/sec
                pthread_spinlock, 1,s:  28,848,651 msg/sec
                pthread_spinlock, 1,i:  25,328,334 msg/sec
                pthread_spinlock, 2,s:  15,541,441 msg/sec
                pthread_spinlock, 2,i:  16,840,652 msg/sec
                pthread_spinlock, 3,s:   8,332,781 msg/sec
                pthread_spinlock, 3,i:  12,004,971 msg/sec
                pthread_spinlock, 4,s:   6,551,263 msg/sec
                pthread_spinlock, 4,i:   8,981,008 msg/sec
                pthread_spinlock, 5,s:   8,718,351 msg/sec
                pthread_spinlock, 5,i:   8,821,441 msg/sec
                pthread_spinlock, 6,s:   8,549,810 msg/sec
                pthread_spinlock, 6,i:   8,500,006 msg/sec
                pthread_spinlock, 7,s:   7,928,937 msg/sec
                pthread_spinlock, 7,i:   7,640,455 msg/sec
                pthread_spinlock, 8,s:   6,672,633 msg/sec
                pthread_spinlock, 8,i:   7,241,800 msg/sec
                      std::mutex, 1,s:   7,217,256 msg/sec
                      std::mutex, 1,i:   7,794,951 msg/sec
                      std::mutex, 2,s:   5,914,009 msg/sec
                      std::mutex, 2,i:   6,129,918 msg/sec
                      std::mutex, 3,s:   6,143,751 msg/sec
                      std::mutex, 3,i:   6,217,169 msg/sec
                      std::mutex, 4,s:   6,294,183 msg/sec
                      std::mutex, 4,i:   6,320,258 msg/sec
                      std::mutex, 5,s:   6,137,470 msg/sec
                      std::mutex, 5,i:   6,144,298 msg/sec
                      std::mutex, 6,s:   5,719,126 msg/sec
                      std::mutex, 6,i:   6,012,689 msg/sec
                      std::mutex, 7,s:   5,935,690 msg/sec
                      std::mutex, 7,i:   5,913,291 msg/sec
                      std::mutex, 8,s:   5,701,282 msg/sec
                      std::mutex, 8,i:   5,776,547 msg/sec
                 tbb::spin_mutex, 1,s:  37,774,754 msg/sec
                 tbb::spin_mutex, 1,i:  32,942,684 msg/sec
                 tbb::spin_mutex, 2,s:  21,024,401 msg/sec
                 tbb::spin_mutex, 2,i:  18,226,766 msg/sec
                 tbb::spin_mutex, 3,s:   8,775,385 msg/sec
                 tbb::spin_mutex, 3,i:  10,278,356 msg/sec
                 tbb::spin_mutex, 4,s:   3,135,546 msg/sec
                 tbb::spin_mutex, 4,i:   6,380,197 msg/sec
                 tbb::spin_mutex, 5,s:   5,495,124 msg/sec
                 tbb::spin_mutex, 5,i:   5,629,324 msg/sec
                 tbb::spin_mutex, 6,s:   5,356,618 msg/sec
                 tbb::spin_mutex, 6,i:   4,310,431 msg/sec
                 tbb::spin_mutex, 7,s:   4,833,570 msg/sec
                 tbb::spin_mutex, 7,i:   4,361,816 msg/sec
                 tbb::spin_mutex, 8,s:   4,234,893 msg/sec
                 tbb::spin_mutex, 8,i:   4,063,430 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,046,095 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,346,867 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,788,244 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,948,055 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,579,521 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,827,676 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,977,320 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,319,404 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,493,523 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,654,831 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,896,797 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,707,002 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,888,883 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,133,750 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,903,604 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,430,413 msg/sec
     xenium::michael_scott_queue, 1,s:  10,089,270 msg/sec
     xenium::michael_scott_queue, 1,i:   9,873,784 msg/sec
     xenium::michael_scott_queue, 2,s:   8,685,012 msg/sec
     xenium::michael_scott_queue, 2,i:   8,405,222 msg/sec
     xenium::michael_scott_queue, 3,s:   7,119,204 msg/sec
     xenium::michael_scott_queue, 3,i:   7,547,960 msg/sec
     xenium::michael_scott_queue, 4,s:   6,327,779 msg/sec
     xenium::michael_scott_queue, 4,i:   6,300,269 msg/sec
     xenium::michael_scott_queue, 5,s:   6,331,160 msg/sec
     xenium::michael_scott_queue, 5,i:   6,655,126 msg/sec
     xenium::michael_scott_queue, 6,s:   6,429,767 msg/sec
     xenium::michael_scott_queue, 6,i:   6,898,282 msg/sec
     xenium::michael_scott_queue, 7,s:   6,259,459 msg/sec
     xenium::michael_scott_queue, 7,i:   6,506,667 msg/sec
     xenium::michael_scott_queue, 8,s:   6,015,108 msg/sec
     xenium::michael_scott_queue, 8,i:   6,195,092 msg/sec
         xenium::ramalhete_queue, 1,s:  31,818,523 msg/sec
         xenium::ramalhete_queue, 1,i:  32,245,346 msg/sec
         xenium::ramalhete_queue, 2,s:  23,685,552 msg/sec
         xenium::ramalhete_queue, 2,i:  23,387,053 msg/sec
         xenium::ramalhete_queue, 3,s:  29,122,825 msg/sec
         xenium::ramalhete_queue, 3,i:  28,380,134 msg/sec
         xenium::ramalhete_queue, 4,s:  33,783,777 msg/sec
         xenium::ramalhete_queue, 4,i:  33,491,523 msg/sec
         xenium::ramalhete_queue, 5,s:  32,219,091 msg/sec
         xenium::ramalhete_queue, 5,i:  38,495,567 msg/sec
         xenium::ramalhete_queue, 6,s:  34,115,123 msg/sec
         xenium::ramalhete_queue, 6,i:  39,791,734 msg/sec
         xenium::ramalhete_queue, 7,s:  35,002,594 msg/sec
         xenium::ramalhete_queue, 7,i:  41,065,358 msg/sec
         xenium::ramalhete_queue, 8,s:  35,638,729 msg/sec
         xenium::ramalhete_queue, 8,i:  43,675,231 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,454,368 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,965,258 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,097,733 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,136,823 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,656,377 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,490,928 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,737,990 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,287,431 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,011,009 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,395,181 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,901,068 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,229,196 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,144,833 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,097,364 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,420,816 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,261,624 msg/sec
                     AtomicQueue, 1,s:  63,609,131 msg/sec
                     AtomicQueue, 1,i:  56,992,872 msg/sec
                     AtomicQueue, 2,s:  12,377,962 msg/sec
                     AtomicQueue, 2,i:  11,741,905 msg/sec
                     AtomicQueue, 3,s:  10,804,385 msg/sec
                     AtomicQueue, 3,i:   9,970,040 msg/sec
                     AtomicQueue, 4,s:   8,180,255 msg/sec
                     AtomicQueue, 4,i:   8,180,247 msg/sec
                     AtomicQueue, 5,s:   8,016,514 msg/sec
                     AtomicQueue, 5,i:   8,064,805 msg/sec
                     AtomicQueue, 6,s:   7,778,734 msg/sec
                     AtomicQueue, 6,i:   7,593,346 msg/sec
                     AtomicQueue, 7,s:   7,094,461 msg/sec
                     AtomicQueue, 7,i:   7,982,518 msg/sec
                     AtomicQueue, 8,s:   6,325,990 msg/sec
                     AtomicQueue, 8,i:   7,446,158 msg/sec
                    AtomicQueueB, 1,s:  64,199,347 msg/sec
                    AtomicQueueB, 1,i:  42,983,993 msg/sec
                    AtomicQueueB, 2,s:  11,780,729 msg/sec
                    AtomicQueueB, 2,i:  11,490,223 msg/sec
                    AtomicQueueB, 3,s:  11,098,616 msg/sec
                    AtomicQueueB, 3,i:  10,256,416 msg/sec
                    AtomicQueueB, 4,s:   8,056,789 msg/sec
                    AtomicQueueB, 4,i:   8,054,972 msg/sec
                    AtomicQueueB, 5,s:   7,666,944 msg/sec
                    AtomicQueueB, 5,i:   7,779,915 msg/sec
                    AtomicQueueB, 6,s:   7,432,843 msg/sec
                    AtomicQueueB, 6,i:   7,497,461 msg/sec
                    AtomicQueueB, 7,s:   6,963,302 msg/sec
                    AtomicQueueB, 7,i:   7,741,133 msg/sec
                    AtomicQueueB, 8,s:   6,229,790 msg/sec
                    AtomicQueueB, 8,i:   7,153,281 msg/sec
             OptimistAtomicQueue, 1,s: 755,962,893 msg/sec
             OptimistAtomicQueue, 1,i: 582,392,950 msg/sec
             OptimistAtomicQueue, 2,s:  32,667,395 msg/sec
             OptimistAtomicQueue, 2,i:  32,621,796 msg/sec
             OptimistAtomicQueue, 3,s:  36,678,803 msg/sec
             OptimistAtomicQueue, 3,i:  37,352,943 msg/sec
             OptimistAtomicQueue, 4,s:  39,349,713 msg/sec
             OptimistAtomicQueue, 4,i:  39,402,686 msg/sec
             OptimistAtomicQueue, 5,s:  42,551,120 msg/sec
             OptimistAtomicQueue, 5,i:  46,388,474 msg/sec
             OptimistAtomicQueue, 6,s:  42,586,817 msg/sec
             OptimistAtomicQueue, 6,i:  50,219,997 msg/sec
             OptimistAtomicQueue, 7,s:  45,140,012 msg/sec
             OptimistAtomicQueue, 7,i:  51,987,789 msg/sec
             OptimistAtomicQueue, 8,s:  46,335,002 msg/sec
             OptimistAtomicQueue, 8,i:  49,371,776 msg/sec
            OptimistAtomicQueueB, 1,s:  93,345,440 msg/sec
            OptimistAtomicQueueB, 1,i:  76,531,466 msg/sec
            OptimistAtomicQueueB, 2,s:  32,096,890 msg/sec
            OptimistAtomicQueueB, 2,i:  32,232,849 msg/sec
            OptimistAtomicQueueB, 3,s:  36,188,014 msg/sec
            OptimistAtomicQueueB, 3,i:  37,000,566 msg/sec
            OptimistAtomicQueueB, 4,s:  38,689,913 msg/sec
            OptimistAtomicQueueB, 4,i:  38,504,549 msg/sec
            OptimistAtomicQueueB, 5,s:  39,137,628 msg/sec
            OptimistAtomicQueueB, 5,i:  47,246,108 msg/sec
            OptimistAtomicQueueB, 6,s:  41,026,225 msg/sec
            OptimistAtomicQueueB, 6,i:  49,021,081 msg/sec
            OptimistAtomicQueueB, 7,s:  42,533,224 msg/sec
            OptimistAtomicQueueB, 7,i:  50,855,073 msg/sec
            OptimistAtomicQueueB, 8,s:  44,361,119 msg/sec
            OptimistAtomicQueueB, 8,i:  48,652,787 msg/sec
                    AtomicQueue2, 1,s:  22,848,857 msg/sec
                    AtomicQueue2, 1,i:  22,871,930 msg/sec
                    AtomicQueue2, 2,s:  11,810,675 msg/sec
                    AtomicQueue2, 2,i:  11,421,521 msg/sec
                    AtomicQueue2, 3,s:   9,429,560 msg/sec
                    AtomicQueue2, 3,i:   9,501,322 msg/sec
                    AtomicQueue2, 4,s:   8,103,179 msg/sec
                    AtomicQueue2, 4,i:   8,038,450 msg/sec
                    AtomicQueue2, 5,s:   7,896,747 msg/sec
                    AtomicQueue2, 5,i:   7,956,461 msg/sec
                    AtomicQueue2, 6,s:   7,731,468 msg/sec
                    AtomicQueue2, 6,i:   7,527,941 msg/sec
                    AtomicQueue2, 7,s:   7,129,935 msg/sec
                    AtomicQueue2, 7,i:   7,895,896 msg/sec
                    AtomicQueue2, 8,s:   6,382,375 msg/sec
                    AtomicQueue2, 8,i:   7,336,827 msg/sec
                   AtomicQueueB2, 1,s:  36,309,795 msg/sec
                   AtomicQueueB2, 1,i:  32,618,986 msg/sec
                   AtomicQueueB2, 2,s:  11,446,335 msg/sec
                   AtomicQueueB2, 2,i:  11,129,701 msg/sec
                   AtomicQueueB2, 3,s:   9,600,209 msg/sec
                   AtomicQueueB2, 3,i:   9,594,541 msg/sec
                   AtomicQueueB2, 4,s:   7,934,125 msg/sec
                   AtomicQueueB2, 4,i:   7,898,614 msg/sec
                   AtomicQueueB2, 5,s:   7,587,923 msg/sec
                   AtomicQueueB2, 5,i:   7,750,608 msg/sec
                   AtomicQueueB2, 6,s:   7,136,914 msg/sec
                   AtomicQueueB2, 6,i:   7,446,257 msg/sec
                   AtomicQueueB2, 7,s:   6,920,760 msg/sec
                   AtomicQueueB2, 7,i:   7,722,120 msg/sec
                   AtomicQueueB2, 8,s:   6,275,231 msg/sec
                   AtomicQueueB2, 8,i:   6,939,665 msg/sec
            OptimistAtomicQueue2, 1,s: 171,863,001 msg/sec
            OptimistAtomicQueue2, 1,i:  30,045,658 msg/sec
            OptimistAtomicQueue2, 2,s:  27,523,676 msg/sec
            OptimistAtomicQueue2, 2,i:  25,089,483 msg/sec
            OptimistAtomicQueue2, 3,s:  31,132,614 msg/sec
            OptimistAtomicQueue2, 3,i:  29,537,889 msg/sec
            OptimistAtomicQueue2, 4,s:  33,218,026 msg/sec
            OptimistAtomicQueue2, 4,i:  33,102,996 msg/sec
            OptimistAtomicQueue2, 5,s:  36,982,989 msg/sec
            OptimistAtomicQueue2, 5,i:  40,489,695 msg/sec
            OptimistAtomicQueue2, 6,s:  40,139,478 msg/sec
            OptimistAtomicQueue2, 6,i:  49,268,409 msg/sec
            OptimistAtomicQueue2, 7,s:  42,840,736 msg/sec
            OptimistAtomicQueue2, 7,i:  51,472,878 msg/sec
            OptimistAtomicQueue2, 8,s:  43,943,093 msg/sec
            OptimistAtomicQueue2, 8,i:  48,528,421 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,688,604 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,856,043 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,896,156 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,210,239 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,645,461 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,670,194 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,372,489 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,033,415 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,641,741 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,238,212 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,389,541 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,463,727 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,898,993 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,423,867 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,403,923 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,758,758 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000289 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000293 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000361 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[203] 213m:28s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,889,273 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,860,598 msg/sec
          boost::lockfree::queue, 1,s:   6,874,502 msg/sec
          boost::lockfree::queue, 1,i:   6,932,180 msg/sec
          boost::lockfree::queue, 2,s:   7,568,482 msg/sec
          boost::lockfree::queue, 2,i:   7,452,274 msg/sec
          boost::lockfree::queue, 3,s:   7,372,157 msg/sec
          boost::lockfree::queue, 3,i:   7,544,997 msg/sec
          boost::lockfree::queue, 4,s:   6,425,490 msg/sec
          boost::lockfree::queue, 4,i:   6,820,592 msg/sec
          boost::lockfree::queue, 5,s:   6,433,395 msg/sec
          boost::lockfree::queue, 5,i:   6,464,864 msg/sec
          boost::lockfree::queue, 6,s:   6,008,309 msg/sec
          boost::lockfree::queue, 6,i:   6,169,023 msg/sec
          boost::lockfree::queue, 7,s:   5,825,804 msg/sec
          boost::lockfree::queue, 7,i:   5,956,574 msg/sec
          boost::lockfree::queue, 8,s:   5,441,327 msg/sec
          boost::lockfree::queue, 8,i:   5,695,731 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 439,114,762 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  74,655,436 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,667,280 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,551,256 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,564,901 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,570,771 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,379,390 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,677,546 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  40,986,917 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,183,784 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,268,306 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,896,635 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,613,011 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,242,450 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  45,471,081 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,640,792 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,224,888 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,145,331 msg/sec
                pthread_spinlock, 1,s:  28,892,683 msg/sec
                pthread_spinlock, 1,i:  25,403,486 msg/sec
                pthread_spinlock, 2,s:  15,593,592 msg/sec
                pthread_spinlock, 2,i:  16,685,739 msg/sec
                pthread_spinlock, 3,s:   8,309,603 msg/sec
                pthread_spinlock, 3,i:  12,025,973 msg/sec
                pthread_spinlock, 4,s:   6,557,876 msg/sec
                pthread_spinlock, 4,i:   9,220,309 msg/sec
                pthread_spinlock, 5,s:   8,686,255 msg/sec
                pthread_spinlock, 5,i:   9,643,326 msg/sec
                pthread_spinlock, 6,s:   8,323,407 msg/sec
                pthread_spinlock, 6,i:   8,938,853 msg/sec
                pthread_spinlock, 7,s:   7,647,971 msg/sec
                pthread_spinlock, 7,i:   7,807,392 msg/sec
                pthread_spinlock, 8,s:   6,631,349 msg/sec
                pthread_spinlock, 8,i:   6,925,400 msg/sec
                      std::mutex, 1,s:   5,278,644 msg/sec
                      std::mutex, 1,i:   6,270,796 msg/sec
                      std::mutex, 2,s:   5,408,812 msg/sec
                      std::mutex, 2,i:   6,116,369 msg/sec
                      std::mutex, 3,s:   5,981,429 msg/sec
                      std::mutex, 3,i:   5,721,354 msg/sec
                      std::mutex, 4,s:   5,431,506 msg/sec
                      std::mutex, 4,i:   6,239,815 msg/sec
                      std::mutex, 5,s:   5,555,515 msg/sec
                      std::mutex, 5,i:   5,652,067 msg/sec
                      std::mutex, 6,s:   5,926,544 msg/sec
                      std::mutex, 6,i:   5,976,639 msg/sec
                      std::mutex, 7,s:   5,777,946 msg/sec
                      std::mutex, 7,i:   5,754,035 msg/sec
                      std::mutex, 8,s:   5,670,687 msg/sec
                      std::mutex, 8,i:   5,634,690 msg/sec
                 tbb::spin_mutex, 1,s:  37,843,467 msg/sec
                 tbb::spin_mutex, 1,i:  32,929,886 msg/sec
                 tbb::spin_mutex, 2,s:  20,950,964 msg/sec
                 tbb::spin_mutex, 2,i:  18,352,091 msg/sec
                 tbb::spin_mutex, 3,s:   8,385,926 msg/sec
                 tbb::spin_mutex, 3,i:  11,197,043 msg/sec
                 tbb::spin_mutex, 4,s:   3,120,616 msg/sec
                 tbb::spin_mutex, 4,i:   6,288,356 msg/sec
                 tbb::spin_mutex, 5,s:   5,242,604 msg/sec
                 tbb::spin_mutex, 5,i:   5,743,671 msg/sec
                 tbb::spin_mutex, 6,s:   5,299,361 msg/sec
                 tbb::spin_mutex, 6,i:   4,369,701 msg/sec
                 tbb::spin_mutex, 7,s:   4,838,382 msg/sec
                 tbb::spin_mutex, 7,i:   4,323,816 msg/sec
                 tbb::spin_mutex, 8,s:   4,273,908 msg/sec
                 tbb::spin_mutex, 8,i:   4,067,687 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,439,729 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,374,097 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,589,243 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,613,280 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,364,479 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,553,643 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,547,358 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,656,023 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,935,984 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,603,556 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,846,103 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,673,296 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,865,920 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,811,030 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,778,226 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,493,390 msg/sec
     xenium::michael_scott_queue, 1,s:   9,427,714 msg/sec
     xenium::michael_scott_queue, 1,i:   9,535,315 msg/sec
     xenium::michael_scott_queue, 2,s:   8,407,132 msg/sec
     xenium::michael_scott_queue, 2,i:   8,640,809 msg/sec
     xenium::michael_scott_queue, 3,s:   7,305,641 msg/sec
     xenium::michael_scott_queue, 3,i:   7,538,370 msg/sec
     xenium::michael_scott_queue, 4,s:   6,407,718 msg/sec
     xenium::michael_scott_queue, 4,i:   6,342,246 msg/sec
     xenium::michael_scott_queue, 5,s:   6,299,065 msg/sec
     xenium::michael_scott_queue, 5,i:   6,635,918 msg/sec
     xenium::michael_scott_queue, 6,s:   6,477,570 msg/sec
     xenium::michael_scott_queue, 6,i:   6,921,138 msg/sec
     xenium::michael_scott_queue, 7,s:   6,316,248 msg/sec
     xenium::michael_scott_queue, 7,i:   6,564,337 msg/sec
     xenium::michael_scott_queue, 8,s:   6,042,782 msg/sec
     xenium::michael_scott_queue, 8,i:   6,160,758 msg/sec
         xenium::ramalhete_queue, 1,s:  31,711,718 msg/sec
         xenium::ramalhete_queue, 1,i:  31,823,632 msg/sec
         xenium::ramalhete_queue, 2,s:  24,331,029 msg/sec
         xenium::ramalhete_queue, 2,i:  23,420,224 msg/sec
         xenium::ramalhete_queue, 3,s:  29,173,689 msg/sec
         xenium::ramalhete_queue, 3,i:  28,523,490 msg/sec
         xenium::ramalhete_queue, 4,s:  33,686,817 msg/sec
         xenium::ramalhete_queue, 4,i:  33,454,896 msg/sec
         xenium::ramalhete_queue, 5,s:  32,115,971 msg/sec
         xenium::ramalhete_queue, 5,i:  35,995,612 msg/sec
         xenium::ramalhete_queue, 6,s:  33,893,680 msg/sec
         xenium::ramalhete_queue, 6,i:  39,674,170 msg/sec
         xenium::ramalhete_queue, 7,s:  35,359,373 msg/sec
         xenium::ramalhete_queue, 7,i:  41,393,403 msg/sec
         xenium::ramalhete_queue, 8,s:  35,544,657 msg/sec
         xenium::ramalhete_queue, 8,i:  43,936,275 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,989,130 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  71,941,287 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,375,888 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,152,236 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,842,033 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,848,226 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,527,493 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,454,551 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,730,133 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,233,027 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,854,908 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,428,938 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,230,346 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,115,635 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,409,827 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,546,653 msg/sec
                     AtomicQueue, 1,s:  59,762,965 msg/sec
                     AtomicQueue, 1,i:  56,239,867 msg/sec
                     AtomicQueue, 2,s:  12,288,585 msg/sec
                     AtomicQueue, 2,i:  11,696,530 msg/sec
                     AtomicQueue, 3,s:  10,824,706 msg/sec
                     AtomicQueue, 3,i:   9,942,053 msg/sec
                     AtomicQueue, 4,s:   8,135,754 msg/sec
                     AtomicQueue, 4,i:   8,218,517 msg/sec
                     AtomicQueue, 5,s:   8,021,424 msg/sec
                     AtomicQueue, 5,i:   8,110,753 msg/sec
                     AtomicQueue, 6,s:   7,814,881 msg/sec
                     AtomicQueue, 6,i:   7,603,399 msg/sec
                     AtomicQueue, 7,s:   7,066,011 msg/sec
                     AtomicQueue, 7,i:   7,989,450 msg/sec
                     AtomicQueue, 8,s:   6,345,577 msg/sec
                     AtomicQueue, 8,i:   7,449,407 msg/sec
                    AtomicQueueB, 1,s:  43,444,035 msg/sec
                    AtomicQueueB, 1,i:  43,011,332 msg/sec
                    AtomicQueueB, 2,s:  11,820,048 msg/sec
                    AtomicQueueB, 2,i:  11,493,515 msg/sec
                    AtomicQueueB, 3,s:  11,022,998 msg/sec
                    AtomicQueueB, 3,i:  10,206,001 msg/sec
                    AtomicQueueB, 4,s:   8,069,581 msg/sec
                    AtomicQueueB, 4,i:   8,005,535 msg/sec
                    AtomicQueueB, 5,s:   7,542,900 msg/sec
                    AtomicQueueB, 5,i:   7,759,598 msg/sec
                    AtomicQueueB, 6,s:   7,427,399 msg/sec
                    AtomicQueueB, 6,i:   7,558,314 msg/sec
                    AtomicQueueB, 7,s:   6,903,253 msg/sec
                    AtomicQueueB, 7,i:   7,740,301 msg/sec
                    AtomicQueueB, 8,s:   6,264,517 msg/sec
                    AtomicQueueB, 8,i:   7,153,224 msg/sec
             OptimistAtomicQueue, 1,s: 701,069,674 msg/sec
             OptimistAtomicQueue, 1,i: 565,889,963 msg/sec
             OptimistAtomicQueue, 2,s:  32,034,751 msg/sec
             OptimistAtomicQueue, 2,i:  32,193,220 msg/sec
             OptimistAtomicQueue, 3,s:  36,621,081 msg/sec
             OptimistAtomicQueue, 3,i:  37,334,521 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,838 msg/sec
             OptimistAtomicQueue, 4,i:  39,390,874 msg/sec
             OptimistAtomicQueue, 5,s:  42,443,835 msg/sec
             OptimistAtomicQueue, 5,i:  46,545,378 msg/sec
             OptimistAtomicQueue, 6,s:  42,549,761 msg/sec
             OptimistAtomicQueue, 6,i:  50,508,295 msg/sec
             OptimistAtomicQueue, 7,s:  44,277,302 msg/sec
             OptimistAtomicQueue, 7,i:  53,065,253 msg/sec
             OptimistAtomicQueue, 8,s:  46,364,569 msg/sec
             OptimistAtomicQueue, 8,i:  49,368,752 msg/sec
            OptimistAtomicQueueB, 1,s:  79,827,142 msg/sec
            OptimistAtomicQueueB, 1,i:  76,490,075 msg/sec
            OptimistAtomicQueueB, 2,s:  32,319,850 msg/sec
            OptimistAtomicQueueB, 2,i:  32,186,475 msg/sec
            OptimistAtomicQueueB, 3,s:  36,334,750 msg/sec
            OptimistAtomicQueueB, 3,i:  36,936,247 msg/sec
            OptimistAtomicQueueB, 4,s:  38,733,071 msg/sec
            OptimistAtomicQueueB, 4,i:  38,595,601 msg/sec
            OptimistAtomicQueueB, 5,s:  40,523,083 msg/sec
            OptimistAtomicQueueB, 5,i:  45,258,468 msg/sec
            OptimistAtomicQueueB, 6,s:  41,172,249 msg/sec
            OptimistAtomicQueueB, 6,i:  48,723,231 msg/sec
            OptimistAtomicQueueB, 7,s:  42,419,553 msg/sec
            OptimistAtomicQueueB, 7,i:  48,233,599 msg/sec
            OptimistAtomicQueueB, 8,s:  44,184,640 msg/sec
            OptimistAtomicQueueB, 8,i:  47,914,470 msg/sec
                    AtomicQueue2, 1,s:  22,846,726 msg/sec
                    AtomicQueue2, 1,i:  23,255,152 msg/sec
                    AtomicQueue2, 2,s:  11,736,783 msg/sec
                    AtomicQueue2, 2,i:  11,434,298 msg/sec
                    AtomicQueue2, 3,s:   9,897,389 msg/sec
                    AtomicQueue2, 3,i:   9,417,981 msg/sec
                    AtomicQueue2, 4,s:   8,008,106 msg/sec
                    AtomicQueue2, 4,i:   8,066,612 msg/sec
                    AtomicQueue2, 5,s:   7,896,149 msg/sec
                    AtomicQueue2, 5,i:   8,003,313 msg/sec
                    AtomicQueue2, 6,s:   7,798,155 msg/sec
                    AtomicQueue2, 6,i:   7,530,122 msg/sec
                    AtomicQueue2, 7,s:   7,134,941 msg/sec
                    AtomicQueue2, 7,i:   7,889,508 msg/sec
                    AtomicQueue2, 8,s:   6,370,715 msg/sec
                    AtomicQueue2, 8,i:   7,346,369 msg/sec
                   AtomicQueueB2, 1,s:  36,154,740 msg/sec
                   AtomicQueueB2, 1,i:  32,639,319 msg/sec
                   AtomicQueueB2, 2,s:  11,500,297 msg/sec
                   AtomicQueueB2, 2,i:  11,177,653 msg/sec
                   AtomicQueueB2, 3,s:   9,677,343 msg/sec
                   AtomicQueueB2, 3,i:   9,478,496 msg/sec
                   AtomicQueueB2, 4,s:   7,915,353 msg/sec
                   AtomicQueueB2, 4,i:   7,806,082 msg/sec
                   AtomicQueueB2, 5,s:   7,404,804 msg/sec
                   AtomicQueueB2, 5,i:   7,636,177 msg/sec
                   AtomicQueueB2, 6,s:   7,282,216 msg/sec
                   AtomicQueueB2, 6,i:   7,480,907 msg/sec
                   AtomicQueueB2, 7,s:   6,878,921 msg/sec
                   AtomicQueueB2, 7,i:   7,721,134 msg/sec
                   AtomicQueueB2, 8,s:   6,295,827 msg/sec
                   AtomicQueueB2, 8,i:   7,122,930 msg/sec
            OptimistAtomicQueue2, 1,s: 512,255,652 msg/sec
            OptimistAtomicQueue2, 1,i:  29,948,637 msg/sec
            OptimistAtomicQueue2, 2,s:  24,269,044 msg/sec
            OptimistAtomicQueue2, 2,i:  24,391,523 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,504 msg/sec
            OptimistAtomicQueue2, 3,i:  30,022,861 msg/sec
            OptimistAtomicQueue2, 4,s:  33,215,465 msg/sec
            OptimistAtomicQueue2, 4,i:  35,619,538 msg/sec
            OptimistAtomicQueue2, 5,s:  36,959,045 msg/sec
            OptimistAtomicQueue2, 5,i:  39,974,018 msg/sec
            OptimistAtomicQueue2, 6,s:  40,036,557 msg/sec
            OptimistAtomicQueue2, 6,i:  48,888,527 msg/sec
            OptimistAtomicQueue2, 7,s:  43,266,657 msg/sec
            OptimistAtomicQueue2, 7,i:  51,658,402 msg/sec
            OptimistAtomicQueue2, 8,s:  43,934,563 msg/sec
            OptimistAtomicQueue2, 8,i:  49,289,433 msg/sec
           OptimistAtomicQueueB2, 1,s:  73,682,154 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,860,486 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,726,312 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,790,889 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,803,892 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,170,787 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,335,303 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,959,570 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,656,896 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,508,555 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,250,314 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,328,534 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,867,236 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,536,584 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,102,950 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,586,292 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000292 sec/round-trip
                      std::mutex: 0.000000470 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[204] 212m:9s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,985,480 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,027,413 msg/sec
          boost::lockfree::queue, 1,s:   6,775,043 msg/sec
          boost::lockfree::queue, 1,i:   6,836,340 msg/sec
          boost::lockfree::queue, 2,s:   7,680,582 msg/sec
          boost::lockfree::queue, 2,i:   7,533,474 msg/sec
          boost::lockfree::queue, 3,s:   7,388,598 msg/sec
          boost::lockfree::queue, 3,i:   7,523,451 msg/sec
          boost::lockfree::queue, 4,s:   6,426,885 msg/sec
          boost::lockfree::queue, 4,i:   6,826,129 msg/sec
          boost::lockfree::queue, 5,s:   6,474,444 msg/sec
          boost::lockfree::queue, 5,i:   6,440,222 msg/sec
          boost::lockfree::queue, 6,s:   5,989,783 msg/sec
          boost::lockfree::queue, 6,i:   6,107,200 msg/sec
          boost::lockfree::queue, 7,s:   5,813,452 msg/sec
          boost::lockfree::queue, 7,i:   5,848,928 msg/sec
          boost::lockfree::queue, 8,s:   5,454,646 msg/sec
          boost::lockfree::queue, 8,i:   5,599,720 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 113,472,782 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  79,696,414 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,100,463 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,835,901 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,535,164 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,364,406 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,082,434 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,348,027 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,854,846 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,870,165 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,177,894 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,019,335 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,221,905 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,952,106 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,055,652 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,532,935 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,141,182 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,933,972 msg/sec
                pthread_spinlock, 1,s:  28,756,200 msg/sec
                pthread_spinlock, 1,i:  25,359,641 msg/sec
                pthread_spinlock, 2,s:  15,437,376 msg/sec
                pthread_spinlock, 2,i:  16,794,158 msg/sec
                pthread_spinlock, 3,s:   8,348,438 msg/sec
                pthread_spinlock, 3,i:  12,179,522 msg/sec
                pthread_spinlock, 4,s:   6,538,749 msg/sec
                pthread_spinlock, 4,i:   9,254,888 msg/sec
                pthread_spinlock, 5,s:   8,630,622 msg/sec
                pthread_spinlock, 5,i:   9,621,634 msg/sec
                pthread_spinlock, 6,s:   8,264,952 msg/sec
                pthread_spinlock, 6,i:   8,504,224 msg/sec
                pthread_spinlock, 7,s:   7,867,189 msg/sec
                pthread_spinlock, 7,i:   7,634,229 msg/sec
                pthread_spinlock, 8,s:   6,853,720 msg/sec
                pthread_spinlock, 8,i:   6,961,524 msg/sec
                      std::mutex, 1,s:   6,599,119 msg/sec
                      std::mutex, 1,i:   6,499,100 msg/sec
                      std::mutex, 2,s:   5,179,941 msg/sec
                      std::mutex, 2,i:   6,144,635 msg/sec
                      std::mutex, 3,s:   6,048,772 msg/sec
                      std::mutex, 3,i:   6,135,823 msg/sec
                      std::mutex, 4,s:   6,150,618 msg/sec
                      std::mutex, 4,i:   6,242,266 msg/sec
                      std::mutex, 5,s:   6,055,493 msg/sec
                      std::mutex, 5,i:   5,942,736 msg/sec
                      std::mutex, 6,s:   6,030,920 msg/sec
                      std::mutex, 6,i:   5,964,495 msg/sec
                      std::mutex, 7,s:   5,830,973 msg/sec
                      std::mutex, 7,i:   5,903,081 msg/sec
                      std::mutex, 8,s:   5,695,251 msg/sec
                      std::mutex, 8,i:   5,670,589 msg/sec
                 tbb::spin_mutex, 1,s:  37,737,373 msg/sec
                 tbb::spin_mutex, 1,i:  33,238,942 msg/sec
                 tbb::spin_mutex, 2,s:  21,036,515 msg/sec
                 tbb::spin_mutex, 2,i:  18,181,841 msg/sec
                 tbb::spin_mutex, 3,s:   7,341,441 msg/sec
                 tbb::spin_mutex, 3,i:  10,304,586 msg/sec
                 tbb::spin_mutex, 4,s:   3,080,356 msg/sec
                 tbb::spin_mutex, 4,i:   6,302,318 msg/sec
                 tbb::spin_mutex, 5,s:   5,197,823 msg/sec
                 tbb::spin_mutex, 5,i:   5,448,362 msg/sec
                 tbb::spin_mutex, 6,s:   5,278,246 msg/sec
                 tbb::spin_mutex, 6,i:   4,351,334 msg/sec
                 tbb::spin_mutex, 7,s:   4,855,691 msg/sec
                 tbb::spin_mutex, 7,i:   4,294,758 msg/sec
                 tbb::spin_mutex, 8,s:   4,219,837 msg/sec
                 tbb::spin_mutex, 8,i:   4,107,388 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,959,194 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,179,363 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,776,690 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,970,409 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,554,880 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,612,065 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,094,570 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,367,985 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,758,239 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,730,256 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,906,334 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,908,626 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,780,246 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,131,141 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,627,459 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,302,497 msg/sec
     xenium::michael_scott_queue, 1,s:   9,238,522 msg/sec
     xenium::michael_scott_queue, 1,i:   9,252,481 msg/sec
     xenium::michael_scott_queue, 2,s:   8,416,058 msg/sec
     xenium::michael_scott_queue, 2,i:   8,432,204 msg/sec
     xenium::michael_scott_queue, 3,s:   7,406,688 msg/sec
     xenium::michael_scott_queue, 3,i:   7,556,842 msg/sec
     xenium::michael_scott_queue, 4,s:   6,282,433 msg/sec
     xenium::michael_scott_queue, 4,i:   6,398,181 msg/sec
     xenium::michael_scott_queue, 5,s:   6,314,153 msg/sec
     xenium::michael_scott_queue, 5,i:   6,704,629 msg/sec
     xenium::michael_scott_queue, 6,s:   6,567,052 msg/sec
     xenium::michael_scott_queue, 6,i:   6,688,176 msg/sec
     xenium::michael_scott_queue, 7,s:   6,377,419 msg/sec
     xenium::michael_scott_queue, 7,i:   6,415,819 msg/sec
     xenium::michael_scott_queue, 8,s:   6,049,642 msg/sec
     xenium::michael_scott_queue, 8,i:   6,172,835 msg/sec
         xenium::ramalhete_queue, 1,s:  31,824,343 msg/sec
         xenium::ramalhete_queue, 1,i:  31,486,546 msg/sec
         xenium::ramalhete_queue, 2,s:  24,132,430 msg/sec
         xenium::ramalhete_queue, 2,i:  23,379,587 msg/sec
         xenium::ramalhete_queue, 3,s:  29,102,728 msg/sec
         xenium::ramalhete_queue, 3,i:  28,364,523 msg/sec
         xenium::ramalhete_queue, 4,s:  33,781,211 msg/sec
         xenium::ramalhete_queue, 4,i:  33,429,682 msg/sec
         xenium::ramalhete_queue, 5,s:  31,995,729 msg/sec
         xenium::ramalhete_queue, 5,i:  35,992,676 msg/sec
         xenium::ramalhete_queue, 6,s:  34,120,747 msg/sec
         xenium::ramalhete_queue, 6,i:  38,652,382 msg/sec
         xenium::ramalhete_queue, 7,s:  35,103,894 msg/sec
         xenium::ramalhete_queue, 7,i:  41,265,695 msg/sec
         xenium::ramalhete_queue, 8,s:  35,520,250 msg/sec
         xenium::ramalhete_queue, 8,i:  44,175,073 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,899,472 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 115,852,892 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,267,610 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,496,400 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,609,363 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,759,427 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,632,200 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,459,793 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,039,434 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,231,465 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,940,564 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,199,744 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,263,552 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,916,229 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,411,976 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,233,810 msg/sec
                     AtomicQueue, 1,s:  61,081,047 msg/sec
                     AtomicQueue, 1,i:  56,181,747 msg/sec
                     AtomicQueue, 2,s:  12,238,275 msg/sec
                     AtomicQueue, 2,i:  11,712,628 msg/sec
                     AtomicQueue, 3,s:  10,804,362 msg/sec
                     AtomicQueue, 3,i:   9,941,311 msg/sec
                     AtomicQueue, 4,s:   8,183,471 msg/sec
                     AtomicQueue, 4,i:   8,190,615 msg/sec
                     AtomicQueue, 5,s:   8,039,939 msg/sec
                     AtomicQueue, 5,i:   8,080,050 msg/sec
                     AtomicQueue, 6,s:   7,808,340 msg/sec
                     AtomicQueue, 6,i:   7,610,287 msg/sec
                     AtomicQueue, 7,s:   7,146,994 msg/sec
                     AtomicQueue, 7,i:   7,991,205 msg/sec
                     AtomicQueue, 8,s:   6,307,551 msg/sec
                     AtomicQueue, 8,i:   7,502,413 msg/sec
                    AtomicQueueB, 1,s:  43,952,374 msg/sec
                    AtomicQueueB, 1,i:  43,615,555 msg/sec
                    AtomicQueueB, 2,s:  11,799,863 msg/sec
                    AtomicQueueB, 2,i:  11,472,264 msg/sec
                    AtomicQueueB, 3,s:  11,025,119 msg/sec
                    AtomicQueueB, 3,i:  10,336,185 msg/sec
                    AtomicQueueB, 4,s:   8,052,675 msg/sec
                    AtomicQueueB, 4,i:   7,886,968 msg/sec
                    AtomicQueueB, 5,s:   7,584,448 msg/sec
                    AtomicQueueB, 5,i:   7,849,528 msg/sec
                    AtomicQueueB, 6,s:   7,391,625 msg/sec
                    AtomicQueueB, 6,i:   7,513,119 msg/sec
                    AtomicQueueB, 7,s:   6,848,629 msg/sec
                    AtomicQueueB, 7,i:   7,724,943 msg/sec
                    AtomicQueueB, 8,s:   6,288,040 msg/sec
                    AtomicQueueB, 8,i:   7,158,625 msg/sec
             OptimistAtomicQueue, 1,s: 728,087,523 msg/sec
             OptimistAtomicQueue, 1,i: 533,074,614 msg/sec
             OptimistAtomicQueue, 2,s:  32,619,097 msg/sec
             OptimistAtomicQueue, 2,i:  32,501,466 msg/sec
             OptimistAtomicQueue, 3,s:  36,688,652 msg/sec
             OptimistAtomicQueue, 3,i:  37,415,133 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,252 msg/sec
             OptimistAtomicQueue, 4,i:  39,364,455 msg/sec
             OptimistAtomicQueue, 5,s:  42,529,382 msg/sec
             OptimistAtomicQueue, 5,i:  46,261,540 msg/sec
             OptimistAtomicQueue, 6,s:  41,937,204 msg/sec
             OptimistAtomicQueue, 6,i:  50,397,767 msg/sec
             OptimistAtomicQueue, 7,s:  44,530,139 msg/sec
             OptimistAtomicQueue, 7,i:  49,178,936 msg/sec
             OptimistAtomicQueue, 8,s:  46,387,305 msg/sec
             OptimistAtomicQueue, 8,i:  48,851,290 msg/sec
            OptimistAtomicQueueB, 1,s: 133,063,485 msg/sec
            OptimistAtomicQueueB, 1,i:  93,538,636 msg/sec
            OptimistAtomicQueueB, 2,s:  32,154,955 msg/sec
            OptimistAtomicQueueB, 2,i:  32,206,851 msg/sec
            OptimistAtomicQueueB, 3,s:  36,295,353 msg/sec
            OptimistAtomicQueueB, 3,i:  36,942,632 msg/sec
            OptimistAtomicQueueB, 4,s:  38,660,817 msg/sec
            OptimistAtomicQueueB, 4,i:  38,575,056 msg/sec
            OptimistAtomicQueueB, 5,s:  40,922,560 msg/sec
            OptimistAtomicQueueB, 5,i:  46,052,961 msg/sec
            OptimistAtomicQueueB, 6,s:  40,436,786 msg/sec
            OptimistAtomicQueueB, 6,i:  48,584,547 msg/sec
            OptimistAtomicQueueB, 7,s:  41,523,700 msg/sec
            OptimistAtomicQueueB, 7,i:  50,611,317 msg/sec
            OptimistAtomicQueueB, 8,s:  43,995,065 msg/sec
            OptimistAtomicQueueB, 8,i:  47,834,965 msg/sec
                    AtomicQueue2, 1,s:  22,806,589 msg/sec
                    AtomicQueue2, 1,i:  22,848,015 msg/sec
                    AtomicQueue2, 2,s:  11,874,954 msg/sec
                    AtomicQueue2, 2,i:  11,409,945 msg/sec
                    AtomicQueue2, 3,s:   9,922,960 msg/sec
                    AtomicQueue2, 3,i:   9,530,577 msg/sec
                    AtomicQueue2, 4,s:   8,058,824 msg/sec
                    AtomicQueue2, 4,i:   8,085,155 msg/sec
                    AtomicQueue2, 5,s:   7,890,091 msg/sec
                    AtomicQueue2, 5,i:   8,045,295 msg/sec
                    AtomicQueue2, 6,s:   7,850,604 msg/sec
                    AtomicQueue2, 6,i:   7,503,939 msg/sec
                    AtomicQueue2, 7,s:   7,136,499 msg/sec
                    AtomicQueue2, 7,i:   7,893,746 msg/sec
                    AtomicQueue2, 8,s:   6,402,525 msg/sec
                    AtomicQueue2, 8,i:   7,367,093 msg/sec
                   AtomicQueueB2, 1,s:  36,226,295 msg/sec
                   AtomicQueueB2, 1,i:  36,156,877 msg/sec
                   AtomicQueueB2, 2,s:  11,271,958 msg/sec
                   AtomicQueueB2, 2,i:  11,095,382 msg/sec
                   AtomicQueueB2, 3,s:   9,840,122 msg/sec
                   AtomicQueueB2, 3,i:   9,567,625 msg/sec
                   AtomicQueueB2, 4,s:   7,966,704 msg/sec
                   AtomicQueueB2, 4,i:   7,817,850 msg/sec
                   AtomicQueueB2, 5,s:   7,511,876 msg/sec
                   AtomicQueueB2, 5,i:   7,710,181 msg/sec
                   AtomicQueueB2, 6,s:   7,337,336 msg/sec
                   AtomicQueueB2, 6,i:   7,455,852 msg/sec
                   AtomicQueueB2, 7,s:   6,896,654 msg/sec
                   AtomicQueueB2, 7,i:   7,719,860 msg/sec
                   AtomicQueueB2, 8,s:   6,338,396 msg/sec
                   AtomicQueueB2, 8,i:   6,947,888 msg/sec
            OptimistAtomicQueue2, 1,s: 633,808,150 msg/sec
            OptimistAtomicQueue2, 1,i:  29,945,178 msg/sec
            OptimistAtomicQueue2, 2,s:  24,273,795 msg/sec
            OptimistAtomicQueue2, 2,i:  24,024,728 msg/sec
            OptimistAtomicQueue2, 3,s:  30,491,890 msg/sec
            OptimistAtomicQueue2, 3,i:  29,945,494 msg/sec
            OptimistAtomicQueue2, 4,s:  33,144,009 msg/sec
            OptimistAtomicQueue2, 4,i:  33,208,264 msg/sec
            OptimistAtomicQueue2, 5,s:  37,235,308 msg/sec
            OptimistAtomicQueue2, 5,i:  40,441,451 msg/sec
            OptimistAtomicQueue2, 6,s:  40,087,380 msg/sec
            OptimistAtomicQueue2, 6,i:  49,102,588 msg/sec
            OptimistAtomicQueue2, 7,s:  43,215,380 msg/sec
            OptimistAtomicQueue2, 7,i:  51,357,269 msg/sec
            OptimistAtomicQueue2, 8,s:  44,023,428 msg/sec
            OptimistAtomicQueue2, 8,i:  48,389,110 msg/sec
           OptimistAtomicQueueB2, 1,s:  79,203,875 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,951,530 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,242,617 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,860,683 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,668,814 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,114,746 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,386,674 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,274,090 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,582,525 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,149,082 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,249,720 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,270,976 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,832,737 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,398,521 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,599,487 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,090,647 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000326 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000300 sec/round-trip
                      std::mutex: 0.000000525 sec/round-trip
                 tbb::spin_mutex: 0.000000279 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000293 sec/round-trip
     xenium::michael_scott_queue: 0.000000384 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[205] 210m:50s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,583,605 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,659,643 msg/sec
          boost::lockfree::queue, 1,s:   6,842,345 msg/sec
          boost::lockfree::queue, 1,i:   6,813,398 msg/sec
          boost::lockfree::queue, 2,s:   7,609,149 msg/sec
          boost::lockfree::queue, 2,i:   7,415,724 msg/sec
          boost::lockfree::queue, 3,s:   7,412,239 msg/sec
          boost::lockfree::queue, 3,i:   7,472,383 msg/sec
          boost::lockfree::queue, 4,s:   6,430,596 msg/sec
          boost::lockfree::queue, 4,i:   6,751,860 msg/sec
          boost::lockfree::queue, 5,s:   6,390,351 msg/sec
          boost::lockfree::queue, 5,i:   6,477,174 msg/sec
          boost::lockfree::queue, 6,s:   5,990,149 msg/sec
          boost::lockfree::queue, 6,i:   6,131,222 msg/sec
          boost::lockfree::queue, 7,s:   5,858,773 msg/sec
          boost::lockfree::queue, 7,i:   6,063,404 msg/sec
          boost::lockfree::queue, 8,s:   5,485,304 msg/sec
          boost::lockfree::queue, 8,i:   5,650,738 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  48,570,592 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  49,135,297 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,056,273 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,857,064 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,240,152 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,616,716 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,563,991 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,331,967 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,097,969 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,224,552 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,449,927 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,921,869 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,789,802 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,152,651 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,147,588 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,262,067 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,342,576 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,356,851 msg/sec
                pthread_spinlock, 1,s:  28,570,183 msg/sec
                pthread_spinlock, 1,i:  28,961,920 msg/sec
                pthread_spinlock, 2,s:  15,436,401 msg/sec
                pthread_spinlock, 2,i:  17,102,197 msg/sec
                pthread_spinlock, 3,s:   8,417,138 msg/sec
                pthread_spinlock, 3,i:  12,102,178 msg/sec
                pthread_spinlock, 4,s:   6,511,042 msg/sec
                pthread_spinlock, 4,i:   9,113,229 msg/sec
                pthread_spinlock, 5,s:   8,708,256 msg/sec
                pthread_spinlock, 5,i:  10,466,994 msg/sec
                pthread_spinlock, 6,s:   8,486,786 msg/sec
                pthread_spinlock, 6,i:   9,002,185 msg/sec
                pthread_spinlock, 7,s:   7,713,660 msg/sec
                pthread_spinlock, 7,i:   7,727,641 msg/sec
                pthread_spinlock, 8,s:   6,936,995 msg/sec
                pthread_spinlock, 8,i:   6,976,499 msg/sec
                      std::mutex, 1,s:   5,746,433 msg/sec
                      std::mutex, 1,i:   6,576,401 msg/sec
                      std::mutex, 2,s:   5,613,540 msg/sec
                      std::mutex, 2,i:   5,953,432 msg/sec
                      std::mutex, 3,s:   6,067,625 msg/sec
                      std::mutex, 3,i:   6,047,783 msg/sec
                      std::mutex, 4,s:   6,223,935 msg/sec
                      std::mutex, 4,i:   6,172,580 msg/sec
                      std::mutex, 5,s:   5,945,580 msg/sec
                      std::mutex, 5,i:   5,950,192 msg/sec
                      std::mutex, 6,s:   5,790,984 msg/sec
                      std::mutex, 6,i:   5,841,875 msg/sec
                      std::mutex, 7,s:   5,797,161 msg/sec
                      std::mutex, 7,i:   5,731,075 msg/sec
                      std::mutex, 8,s:   5,660,502 msg/sec
                      std::mutex, 8,i:   5,697,353 msg/sec
                 tbb::spin_mutex, 1,s:  37,560,681 msg/sec
                 tbb::spin_mutex, 1,i:  33,119,860 msg/sec
                 tbb::spin_mutex, 2,s:  21,253,091 msg/sec
                 tbb::spin_mutex, 2,i:  18,357,759 msg/sec
                 tbb::spin_mutex, 3,s:   7,374,243 msg/sec
                 tbb::spin_mutex, 3,i:  10,327,622 msg/sec
                 tbb::spin_mutex, 4,s:   3,199,842 msg/sec
                 tbb::spin_mutex, 4,i:   6,375,282 msg/sec
                 tbb::spin_mutex, 5,s:   5,501,098 msg/sec
                 tbb::spin_mutex, 5,i:   5,546,257 msg/sec
                 tbb::spin_mutex, 6,s:   5,340,385 msg/sec
                 tbb::spin_mutex, 6,i:   4,335,194 msg/sec
                 tbb::spin_mutex, 7,s:   4,887,613 msg/sec
                 tbb::spin_mutex, 7,i:   4,305,249 msg/sec
                 tbb::spin_mutex, 8,s:   3,879,993 msg/sec
                 tbb::spin_mutex, 8,i:   4,126,049 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,346,268 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,265,828 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,995,764 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,147,810 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,572,849 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,731,569 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,958,486 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,310,287 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,582,858 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,645,171 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,784,301 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,721,583 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,923,638 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,141,877 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,907,719 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,472,868 msg/sec
     xenium::michael_scott_queue, 1,s:  10,067,662 msg/sec
     xenium::michael_scott_queue, 1,i:   9,699,970 msg/sec
     xenium::michael_scott_queue, 2,s:   8,457,112 msg/sec
     xenium::michael_scott_queue, 2,i:   8,560,118 msg/sec
     xenium::michael_scott_queue, 3,s:   7,428,052 msg/sec
     xenium::michael_scott_queue, 3,i:   7,605,707 msg/sec
     xenium::michael_scott_queue, 4,s:   6,229,242 msg/sec
     xenium::michael_scott_queue, 4,i:   6,328,139 msg/sec
     xenium::michael_scott_queue, 5,s:   6,256,881 msg/sec
     xenium::michael_scott_queue, 5,i:   6,701,360 msg/sec
     xenium::michael_scott_queue, 6,s:   6,436,780 msg/sec
     xenium::michael_scott_queue, 6,i:   6,801,290 msg/sec
     xenium::michael_scott_queue, 7,s:   6,280,132 msg/sec
     xenium::michael_scott_queue, 7,i:   6,552,200 msg/sec
     xenium::michael_scott_queue, 8,s:   6,003,142 msg/sec
     xenium::michael_scott_queue, 8,i:   6,078,600 msg/sec
         xenium::ramalhete_queue, 1,s:  32,557,711 msg/sec
         xenium::ramalhete_queue, 1,i:  32,425,351 msg/sec
         xenium::ramalhete_queue, 2,s:  23,583,913 msg/sec
         xenium::ramalhete_queue, 2,i:  23,343,416 msg/sec
         xenium::ramalhete_queue, 3,s:  29,234,149 msg/sec
         xenium::ramalhete_queue, 3,i:  28,390,913 msg/sec
         xenium::ramalhete_queue, 4,s:  33,819,864 msg/sec
         xenium::ramalhete_queue, 4,i:  33,379,175 msg/sec
         xenium::ramalhete_queue, 5,s:  32,198,672 msg/sec
         xenium::ramalhete_queue, 5,i:  36,028,492 msg/sec
         xenium::ramalhete_queue, 6,s:  34,002,698 msg/sec
         xenium::ramalhete_queue, 6,i:  39,447,996 msg/sec
         xenium::ramalhete_queue, 7,s:  35,030,361 msg/sec
         xenium::ramalhete_queue, 7,i:  41,117,786 msg/sec
         xenium::ramalhete_queue, 8,s:  35,354,389 msg/sec
         xenium::ramalhete_queue, 8,i:  43,781,699 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,185,428 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,732,678 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,156,730 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,695,202 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,499,341 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,719,353 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,629,032 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,397,892 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,947,358 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,303,941 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,103,492 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,231,403 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,138,947 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,910,758 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,417,341 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,227,575 msg/sec
                     AtomicQueue, 1,s:  62,423,130 msg/sec
                     AtomicQueue, 1,i:  56,269,882 msg/sec
                     AtomicQueue, 2,s:  12,261,914 msg/sec
                     AtomicQueue, 2,i:  11,817,325 msg/sec
                     AtomicQueue, 3,s:  10,696,199 msg/sec
                     AtomicQueue, 3,i:   9,923,774 msg/sec
                     AtomicQueue, 4,s:   8,167,945 msg/sec
                     AtomicQueue, 4,i:   8,200,783 msg/sec
                     AtomicQueue, 5,s:   8,032,589 msg/sec
                     AtomicQueue, 5,i:   8,106,786 msg/sec
                     AtomicQueue, 6,s:   7,790,004 msg/sec
                     AtomicQueue, 6,i:   7,596,254 msg/sec
                     AtomicQueue, 7,s:   7,115,272 msg/sec
                     AtomicQueue, 7,i:   7,975,268 msg/sec
                     AtomicQueue, 8,s:   6,328,750 msg/sec
                     AtomicQueue, 8,i:   7,336,506 msg/sec
                    AtomicQueueB, 1,s: 123,199,732 msg/sec
                    AtomicQueueB, 1,i:  42,944,932 msg/sec
                    AtomicQueueB, 2,s:  12,047,367 msg/sec
                    AtomicQueueB, 2,i:  11,372,975 msg/sec
                    AtomicQueueB, 3,s:  10,857,941 msg/sec
                    AtomicQueueB, 3,i:  10,288,361 msg/sec
                    AtomicQueueB, 4,s:   8,048,344 msg/sec
                    AtomicQueueB, 4,i:   8,142,429 msg/sec
                    AtomicQueueB, 5,s:   7,697,409 msg/sec
                    AtomicQueueB, 5,i:   7,830,723 msg/sec
                    AtomicQueueB, 6,s:   7,192,889 msg/sec
                    AtomicQueueB, 6,i:   7,582,613 msg/sec
                    AtomicQueueB, 7,s:   6,893,690 msg/sec
                    AtomicQueueB, 7,i:   7,752,829 msg/sec
                    AtomicQueueB, 8,s:   6,203,868 msg/sec
                    AtomicQueueB, 8,i:   7,013,544 msg/sec
             OptimistAtomicQueue, 1,s: 750,473,267 msg/sec
             OptimistAtomicQueue, 1,i: 562,365,014 msg/sec
             OptimistAtomicQueue, 2,s:  32,649,151 msg/sec
             OptimistAtomicQueue, 2,i:  32,244,043 msg/sec
             OptimistAtomicQueue, 3,s:  36,637,139 msg/sec
             OptimistAtomicQueue, 3,i:  37,299,945 msg/sec
             OptimistAtomicQueue, 4,s:  39,267,665 msg/sec
             OptimistAtomicQueue, 4,i:  39,418,434 msg/sec
             OptimistAtomicQueue, 5,s:  41,620,219 msg/sec
             OptimistAtomicQueue, 5,i:  46,236,838 msg/sec
             OptimistAtomicQueue, 6,s:  42,202,739 msg/sec
             OptimistAtomicQueue, 6,i:  50,426,447 msg/sec
             OptimistAtomicQueue, 7,s:  44,873,184 msg/sec
             OptimistAtomicQueue, 7,i:  49,202,767 msg/sec
             OptimistAtomicQueue, 8,s:  46,441,475 msg/sec
             OptimistAtomicQueue, 8,i:  49,205,180 msg/sec
            OptimistAtomicQueueB, 1,s: 179,076,993 msg/sec
            OptimistAtomicQueueB, 1,i:  77,616,672 msg/sec
            OptimistAtomicQueueB, 2,s:  32,099,261 msg/sec
            OptimistAtomicQueueB, 2,i:  32,135,886 msg/sec
            OptimistAtomicQueueB, 3,s:  36,249,572 msg/sec
            OptimistAtomicQueueB, 3,i:  36,788,723 msg/sec
            OptimistAtomicQueueB, 4,s:  38,617,827 msg/sec
            OptimistAtomicQueueB, 4,i:  38,549,121 msg/sec
            OptimistAtomicQueueB, 5,s:  41,074,297 msg/sec
            OptimistAtomicQueueB, 5,i:  46,063,508 msg/sec
            OptimistAtomicQueueB, 6,s:  40,869,748 msg/sec
            OptimistAtomicQueueB, 6,i:  48,724,055 msg/sec
            OptimistAtomicQueueB, 7,s:  41,647,672 msg/sec
            OptimistAtomicQueueB, 7,i:  48,119,409 msg/sec
            OptimistAtomicQueueB, 8,s:  44,250,280 msg/sec
            OptimistAtomicQueueB, 8,i:  48,049,046 msg/sec
                    AtomicQueue2, 1,s:  22,871,615 msg/sec
                    AtomicQueue2, 1,i:  22,883,190 msg/sec
                    AtomicQueue2, 2,s:  11,748,053 msg/sec
                    AtomicQueue2, 2,i:  11,343,425 msg/sec
                    AtomicQueue2, 3,s:   9,322,972 msg/sec
                    AtomicQueue2, 3,i:   9,437,398 msg/sec
                    AtomicQueue2, 4,s:   8,122,417 msg/sec
                    AtomicQueue2, 4,i:   8,076,577 msg/sec
                    AtomicQueue2, 5,s:   7,945,927 msg/sec
                    AtomicQueue2, 5,i:   8,010,606 msg/sec
                    AtomicQueue2, 6,s:   7,671,682 msg/sec
                    AtomicQueue2, 6,i:   7,499,571 msg/sec
                    AtomicQueue2, 7,s:   7,163,246 msg/sec
                    AtomicQueue2, 7,i:   7,896,913 msg/sec
                    AtomicQueue2, 8,s:   6,405,537 msg/sec
                    AtomicQueue2, 8,i:   7,382,494 msg/sec
                   AtomicQueueB2, 1,s:  36,140,315 msg/sec
                   AtomicQueueB2, 1,i:  32,653,253 msg/sec
                   AtomicQueueB2, 2,s:  11,416,912 msg/sec
                   AtomicQueueB2, 2,i:  11,145,871 msg/sec
                   AtomicQueueB2, 3,s:   9,732,155 msg/sec
                   AtomicQueueB2, 3,i:   9,575,163 msg/sec
                   AtomicQueueB2, 4,s:   7,930,242 msg/sec
                   AtomicQueueB2, 4,i:   7,852,243 msg/sec
                   AtomicQueueB2, 5,s:   7,553,042 msg/sec
                   AtomicQueueB2, 5,i:   7,669,305 msg/sec
                   AtomicQueueB2, 6,s:   7,314,039 msg/sec
                   AtomicQueueB2, 6,i:   7,428,910 msg/sec
                   AtomicQueueB2, 7,s:   6,992,304 msg/sec
                   AtomicQueueB2, 7,i:   7,755,742 msg/sec
                   AtomicQueueB2, 8,s:   6,336,316 msg/sec
                   AtomicQueueB2, 8,i:   7,068,640 msg/sec
            OptimistAtomicQueue2, 1,s:  32,513,319 msg/sec
            OptimistAtomicQueue2, 1,i:  29,810,375 msg/sec
            OptimistAtomicQueue2, 2,s:  26,271,452 msg/sec
            OptimistAtomicQueue2, 2,i:  24,689,716 msg/sec
            OptimistAtomicQueue2, 3,s:  30,326,099 msg/sec
            OptimistAtomicQueue2, 3,i:  30,447,899 msg/sec
            OptimistAtomicQueue2, 4,s:  33,266,621 msg/sec
            OptimistAtomicQueue2, 4,i:  33,235,937 msg/sec
            OptimistAtomicQueue2, 5,s:  37,170,947 msg/sec
            OptimistAtomicQueue2, 5,i:  40,026,506 msg/sec
            OptimistAtomicQueue2, 6,s:  40,076,946 msg/sec
            OptimistAtomicQueue2, 6,i:  48,785,888 msg/sec
            OptimistAtomicQueue2, 7,s:  42,789,736 msg/sec
            OptimistAtomicQueue2, 7,i:  47,966,601 msg/sec
            OptimistAtomicQueue2, 8,s:  44,000,957 msg/sec
            OptimistAtomicQueue2, 8,i:  48,919,891 msg/sec
           OptimistAtomicQueueB2, 1,s:  73,277,532 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,850,401 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,832,633 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,162,849 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,145,223 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,207,484 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,100,193 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,434,240 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,568,876 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,163,437 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,105,771 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,215,164 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,754,018 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,249,043 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,381,219 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,020,585 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000242 sec/round-trip
                pthread_spinlock: 0.000000251 sec/round-trip
                      std::mutex: 0.000000447 sec/round-trip
                 tbb::spin_mutex: 0.000000257 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[206] 209m:30s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,036,226 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,230,472 msg/sec
          boost::lockfree::queue, 1,s:   6,844,826 msg/sec
          boost::lockfree::queue, 1,i:   6,935,212 msg/sec
          boost::lockfree::queue, 2,s:   7,575,011 msg/sec
          boost::lockfree::queue, 2,i:   7,544,912 msg/sec
          boost::lockfree::queue, 3,s:   7,366,644 msg/sec
          boost::lockfree::queue, 3,i:   7,561,673 msg/sec
          boost::lockfree::queue, 4,s:   6,421,498 msg/sec
          boost::lockfree::queue, 4,i:   6,747,893 msg/sec
          boost::lockfree::queue, 5,s:   6,367,348 msg/sec
          boost::lockfree::queue, 5,i:   6,581,352 msg/sec
          boost::lockfree::queue, 6,s:   6,271,373 msg/sec
          boost::lockfree::queue, 6,i:   6,100,620 msg/sec
          boost::lockfree::queue, 7,s:   5,985,175 msg/sec
          boost::lockfree::queue, 7,i:   6,122,270 msg/sec
          boost::lockfree::queue, 8,s:   5,503,864 msg/sec
          boost::lockfree::queue, 8,i:   5,587,454 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 253,822,358 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  83,418,888 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,045,620 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,075,260 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,286,453 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,605,592 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,321,144 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,381,086 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,461,357 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,847,367 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,235,663 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,919,086 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,445,747 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,782,514 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,102,601 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,452,554 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,369,089 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,825,673 msg/sec
                pthread_spinlock, 1,s:  28,888,519 msg/sec
                pthread_spinlock, 1,i:  25,340,587 msg/sec
                pthread_spinlock, 2,s:  15,481,056 msg/sec
                pthread_spinlock, 2,i:  18,142,615 msg/sec
                pthread_spinlock, 3,s:   8,342,717 msg/sec
                pthread_spinlock, 3,i:  11,995,723 msg/sec
                pthread_spinlock, 4,s:   6,495,002 msg/sec
                pthread_spinlock, 4,i:   9,173,505 msg/sec
                pthread_spinlock, 5,s:   8,690,673 msg/sec
                pthread_spinlock, 5,i:   9,511,668 msg/sec
                pthread_spinlock, 6,s:   8,306,548 msg/sec
                pthread_spinlock, 6,i:   8,432,122 msg/sec
                pthread_spinlock, 7,s:   7,728,966 msg/sec
                pthread_spinlock, 7,i:   7,715,168 msg/sec
                pthread_spinlock, 8,s:   6,668,375 msg/sec
                pthread_spinlock, 8,i:   6,961,889 msg/sec
                      std::mutex, 1,s:   6,720,870 msg/sec
                      std::mutex, 1,i:   6,535,941 msg/sec
                      std::mutex, 2,s:   5,743,932 msg/sec
                      std::mutex, 2,i:   6,262,204 msg/sec
                      std::mutex, 3,s:   5,473,832 msg/sec
                      std::mutex, 3,i:   5,000,215 msg/sec
                      std::mutex, 4,s:   5,967,467 msg/sec
                      std::mutex, 4,i:   6,387,875 msg/sec
                      std::mutex, 5,s:   6,033,171 msg/sec
                      std::mutex, 5,i:   6,265,880 msg/sec
                      std::mutex, 6,s:   5,995,680 msg/sec
                      std::mutex, 6,i:   5,918,185 msg/sec
                      std::mutex, 7,s:   5,819,050 msg/sec
                      std::mutex, 7,i:   5,872,456 msg/sec
                      std::mutex, 8,s:   5,721,900 msg/sec
                      std::mutex, 8,i:   5,744,432 msg/sec
                 tbb::spin_mutex, 1,s:  37,658,380 msg/sec
                 tbb::spin_mutex, 1,i:  32,619,755 msg/sec
                 tbb::spin_mutex, 2,s:  21,226,960 msg/sec
                 tbb::spin_mutex, 2,i:  18,493,762 msg/sec
                 tbb::spin_mutex, 3,s:   9,144,529 msg/sec
                 tbb::spin_mutex, 3,i:  10,215,673 msg/sec
                 tbb::spin_mutex, 4,s:   3,295,959 msg/sec
                 tbb::spin_mutex, 4,i:   6,325,476 msg/sec
                 tbb::spin_mutex, 5,s:   5,436,650 msg/sec
                 tbb::spin_mutex, 5,i:   5,461,040 msg/sec
                 tbb::spin_mutex, 6,s:   5,106,667 msg/sec
                 tbb::spin_mutex, 6,i:   4,368,050 msg/sec
                 tbb::spin_mutex, 7,s:   4,836,263 msg/sec
                 tbb::spin_mutex, 7,i:   4,371,814 msg/sec
                 tbb::spin_mutex, 8,s:   4,245,453 msg/sec
                 tbb::spin_mutex, 8,i:   4,082,298 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,348,683 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,400,897 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,136,986 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,536,378 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,438,455 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,673,038 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,085,251 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,417,615 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,684,154 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,699,915 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,904,117 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,900,412 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,781,829 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,133,035 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,644,205 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,305,525 msg/sec
     xenium::michael_scott_queue, 1,s:  10,047,455 msg/sec
     xenium::michael_scott_queue, 1,i:   9,870,080 msg/sec
     xenium::michael_scott_queue, 2,s:   8,508,802 msg/sec
     xenium::michael_scott_queue, 2,i:   8,562,199 msg/sec
     xenium::michael_scott_queue, 3,s:   7,305,789 msg/sec
     xenium::michael_scott_queue, 3,i:   7,561,318 msg/sec
     xenium::michael_scott_queue, 4,s:   6,203,454 msg/sec
     xenium::michael_scott_queue, 4,i:   6,375,847 msg/sec
     xenium::michael_scott_queue, 5,s:   6,297,185 msg/sec
     xenium::michael_scott_queue, 5,i:   6,665,404 msg/sec
     xenium::michael_scott_queue, 6,s:   6,575,194 msg/sec
     xenium::michael_scott_queue, 6,i:   6,731,107 msg/sec
     xenium::michael_scott_queue, 7,s:   6,299,530 msg/sec
     xenium::michael_scott_queue, 7,i:   6,532,914 msg/sec
     xenium::michael_scott_queue, 8,s:   6,005,629 msg/sec
     xenium::michael_scott_queue, 8,i:   6,271,286 msg/sec
         xenium::ramalhete_queue, 1,s:  31,452,085 msg/sec
         xenium::ramalhete_queue, 1,i:  31,710,202 msg/sec
         xenium::ramalhete_queue, 2,s:  23,932,382 msg/sec
         xenium::ramalhete_queue, 2,i:  23,603,908 msg/sec
         xenium::ramalhete_queue, 3,s:  29,180,439 msg/sec
         xenium::ramalhete_queue, 3,i:  28,508,449 msg/sec
         xenium::ramalhete_queue, 4,s:  33,801,067 msg/sec
         xenium::ramalhete_queue, 4,i:  33,446,853 msg/sec
         xenium::ramalhete_queue, 5,s:  32,022,409 msg/sec
         xenium::ramalhete_queue, 5,i:  36,146,029 msg/sec
         xenium::ramalhete_queue, 6,s:  34,033,189 msg/sec
         xenium::ramalhete_queue, 6,i:  39,201,164 msg/sec
         xenium::ramalhete_queue, 7,s:  35,059,531 msg/sec
         xenium::ramalhete_queue, 7,i:  41,694,020 msg/sec
         xenium::ramalhete_queue, 8,s:  35,558,154 msg/sec
         xenium::ramalhete_queue, 8,i:  44,182,812 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,903,472 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 101,509,551 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,880,876 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,924,189 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,687,247 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,734,319 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,589,113 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,166,448 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,307,465 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,476,318 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,856,361 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,274,722 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,134,785 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,325,659 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,419,058 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,505,077 msg/sec
                     AtomicQueue, 1,s:  61,023,827 msg/sec
                     AtomicQueue, 1,i:  57,069,890 msg/sec
                     AtomicQueue, 2,s:  12,288,495 msg/sec
                     AtomicQueue, 2,i:  11,725,572 msg/sec
                     AtomicQueue, 3,s:  10,721,350 msg/sec
                     AtomicQueue, 3,i:  10,041,162 msg/sec
                     AtomicQueue, 4,s:   8,149,040 msg/sec
                     AtomicQueue, 4,i:   8,213,321 msg/sec
                     AtomicQueue, 5,s:   7,981,893 msg/sec
                     AtomicQueue, 5,i:   8,118,706 msg/sec
                     AtomicQueue, 6,s:   7,816,346 msg/sec
                     AtomicQueue, 6,i:   7,608,076 msg/sec
                     AtomicQueue, 7,s:   7,097,105 msg/sec
                     AtomicQueue, 7,i:   7,977,967 msg/sec
                     AtomicQueue, 8,s:   6,344,716 msg/sec
                     AtomicQueue, 8,i:   7,324,108 msg/sec
                    AtomicQueueB, 1,s:  43,876,028 msg/sec
                    AtomicQueueB, 1,i:  43,360,427 msg/sec
                    AtomicQueueB, 2,s:  11,787,934 msg/sec
                    AtomicQueueB, 2,i:  11,471,188 msg/sec
                    AtomicQueueB, 3,s:  10,992,729 msg/sec
                    AtomicQueueB, 3,i:  10,169,851 msg/sec
                    AtomicQueueB, 4,s:   8,064,205 msg/sec
                    AtomicQueueB, 4,i:   8,026,012 msg/sec
                    AtomicQueueB, 5,s:   7,458,638 msg/sec
                    AtomicQueueB, 5,i:   7,863,633 msg/sec
                    AtomicQueueB, 6,s:   7,226,132 msg/sec
                    AtomicQueueB, 6,i:   7,557,239 msg/sec
                    AtomicQueueB, 7,s:   6,894,054 msg/sec
                    AtomicQueueB, 7,i:   7,755,670 msg/sec
                    AtomicQueueB, 8,s:   6,249,138 msg/sec
                    AtomicQueueB, 8,i:   7,159,492 msg/sec
             OptimistAtomicQueue, 1,s: 688,349,918 msg/sec
             OptimistAtomicQueue, 1,i: 522,770,852 msg/sec
             OptimistAtomicQueue, 2,s:  32,108,353 msg/sec
             OptimistAtomicQueue, 2,i:  32,179,248 msg/sec
             OptimistAtomicQueue, 3,s:  36,625,609 msg/sec
             OptimistAtomicQueue, 3,i:  37,282,092 msg/sec
             OptimistAtomicQueue, 4,s:  39,252,580 msg/sec
             OptimistAtomicQueue, 4,i:  39,350,725 msg/sec
             OptimistAtomicQueue, 5,s:  42,451,475 msg/sec
             OptimistAtomicQueue, 5,i:  47,484,863 msg/sec
             OptimistAtomicQueue, 6,s:  42,693,924 msg/sec
             OptimistAtomicQueue, 6,i:  50,508,863 msg/sec
             OptimistAtomicQueue, 7,s:  45,253,631 msg/sec
             OptimistAtomicQueue, 7,i:  52,991,423 msg/sec
             OptimistAtomicQueue, 8,s:  46,305,379 msg/sec
             OptimistAtomicQueue, 8,i:  48,672,250 msg/sec
            OptimistAtomicQueueB, 1,s: 267,074,739 msg/sec
            OptimistAtomicQueueB, 1,i:  76,311,975 msg/sec
            OptimistAtomicQueueB, 2,s:  32,254,022 msg/sec
            OptimistAtomicQueueB, 2,i:  32,149,510 msg/sec
            OptimistAtomicQueueB, 3,s:  36,211,893 msg/sec
            OptimistAtomicQueueB, 3,i:  36,831,435 msg/sec
            OptimistAtomicQueueB, 4,s:  38,615,646 msg/sec
            OptimistAtomicQueueB, 4,i:  38,563,718 msg/sec
            OptimistAtomicQueueB, 5,s:  40,940,461 msg/sec
            OptimistAtomicQueueB, 5,i:  45,434,604 msg/sec
            OptimistAtomicQueueB, 6,s:  40,667,779 msg/sec
            OptimistAtomicQueueB, 6,i:  48,715,036 msg/sec
            OptimistAtomicQueueB, 7,s:  42,732,164 msg/sec
            OptimistAtomicQueueB, 7,i:  51,473,123 msg/sec
            OptimistAtomicQueueB, 8,s:  44,246,631 msg/sec
            OptimistAtomicQueueB, 8,i:  48,067,311 msg/sec
                    AtomicQueue2, 1,s:  22,835,884 msg/sec
                    AtomicQueue2, 1,i:  22,851,638 msg/sec
                    AtomicQueue2, 2,s:  11,980,774 msg/sec
                    AtomicQueue2, 2,i:  11,420,931 msg/sec
                    AtomicQueue2, 3,s:   9,993,547 msg/sec
                    AtomicQueue2, 3,i:   9,471,026 msg/sec
                    AtomicQueue2, 4,s:   8,053,557 msg/sec
                    AtomicQueue2, 4,i:   8,103,673 msg/sec
                    AtomicQueue2, 5,s:   7,934,021 msg/sec
                    AtomicQueue2, 5,i:   8,011,008 msg/sec
                    AtomicQueue2, 6,s:   7,812,854 msg/sec
                    AtomicQueue2, 6,i:   7,532,797 msg/sec
                    AtomicQueue2, 7,s:   7,149,611 msg/sec
                    AtomicQueue2, 7,i:   7,887,425 msg/sec
                    AtomicQueue2, 8,s:   6,387,343 msg/sec
                    AtomicQueue2, 8,i:   7,365,535 msg/sec
                   AtomicQueueB2, 1,s:  36,109,727 msg/sec
                   AtomicQueueB2, 1,i:  32,573,613 msg/sec
                   AtomicQueueB2, 2,s:  11,390,609 msg/sec
                   AtomicQueueB2, 2,i:  11,070,940 msg/sec
                   AtomicQueueB2, 3,s:   9,643,095 msg/sec
                   AtomicQueueB2, 3,i:   9,494,592 msg/sec
                   AtomicQueueB2, 4,s:   7,943,573 msg/sec
                   AtomicQueueB2, 4,i:   7,822,556 msg/sec
                   AtomicQueueB2, 5,s:   7,528,822 msg/sec
                   AtomicQueueB2, 5,i:   7,688,045 msg/sec
                   AtomicQueueB2, 6,s:   7,115,987 msg/sec
                   AtomicQueueB2, 6,i:   7,396,733 msg/sec
                   AtomicQueueB2, 7,s:   6,880,385 msg/sec
                   AtomicQueueB2, 7,i:   7,734,399 msg/sec
                   AtomicQueueB2, 8,s:   6,271,163 msg/sec
                   AtomicQueueB2, 8,i:   7,118,938 msg/sec
            OptimistAtomicQueue2, 1,s: 459,825,135 msg/sec
            OptimistAtomicQueue2, 1,i:  31,989,381 msg/sec
            OptimistAtomicQueue2, 2,s:  24,761,513 msg/sec
            OptimistAtomicQueue2, 2,i:  24,020,992 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,186 msg/sec
            OptimistAtomicQueue2, 3,i:  29,955,620 msg/sec
            OptimistAtomicQueue2, 4,s:  33,137,811 msg/sec
            OptimistAtomicQueue2, 4,i:  33,075,658 msg/sec
            OptimistAtomicQueue2, 5,s:  37,400,769 msg/sec
            OptimistAtomicQueue2, 5,i:  40,287,420 msg/sec
            OptimistAtomicQueue2, 6,s:  40,070,622 msg/sec
            OptimistAtomicQueue2, 6,i:  49,302,021 msg/sec
            OptimistAtomicQueue2, 7,s:  42,682,021 msg/sec
            OptimistAtomicQueue2, 7,i:  48,128,636 msg/sec
            OptimistAtomicQueue2, 8,s:  43,817,571 msg/sec
            OptimistAtomicQueue2, 8,i:  48,272,841 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,147,401 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,872,653 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,944,827 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,163,758 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,711,913 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,014,546 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,405,600 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,182,432 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,577,078 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,313,771 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,553,339 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,400,692 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,161,915 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,325,747 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,255,415 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,634,229 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000153 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000219 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000379 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[207] 208m:11s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,118,980 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,855,239 msg/sec
          boost::lockfree::queue, 1,s:   7,167,082 msg/sec
          boost::lockfree::queue, 1,i:   6,831,945 msg/sec
          boost::lockfree::queue, 2,s:   7,484,088 msg/sec
          boost::lockfree::queue, 2,i:   7,510,706 msg/sec
          boost::lockfree::queue, 3,s:   7,446,063 msg/sec
          boost::lockfree::queue, 3,i:   7,590,979 msg/sec
          boost::lockfree::queue, 4,s:   6,419,681 msg/sec
          boost::lockfree::queue, 4,i:   6,847,927 msg/sec
          boost::lockfree::queue, 5,s:   6,377,655 msg/sec
          boost::lockfree::queue, 5,i:   6,484,139 msg/sec
          boost::lockfree::queue, 6,s:   6,001,346 msg/sec
          boost::lockfree::queue, 6,i:   6,095,690 msg/sec
          boost::lockfree::queue, 7,s:   5,902,900 msg/sec
          boost::lockfree::queue, 7,i:   6,104,923 msg/sec
          boost::lockfree::queue, 8,s:   5,444,125 msg/sec
          boost::lockfree::queue, 8,i:   5,605,135 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 376,877,651 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 388,383,714 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,005,767 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,778,726 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,573,352 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,506,930 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,919,250 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,846,175 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,329,820 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,130,317 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,280,008 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,277,034 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,397,607 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,714,654 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,210,300 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,252,610 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,297,952 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,617,679 msg/sec
                pthread_spinlock, 1,s:  28,939,844 msg/sec
                pthread_spinlock, 1,i:  25,317,613 msg/sec
                pthread_spinlock, 2,s:  15,517,128 msg/sec
                pthread_spinlock, 2,i:  17,111,160 msg/sec
                pthread_spinlock, 3,s:   8,289,444 msg/sec
                pthread_spinlock, 3,i:  11,996,340 msg/sec
                pthread_spinlock, 4,s:   6,513,540 msg/sec
                pthread_spinlock, 4,i:   8,924,796 msg/sec
                pthread_spinlock, 5,s:   8,763,035 msg/sec
                pthread_spinlock, 5,i:   8,982,741 msg/sec
                pthread_spinlock, 6,s:   8,311,721 msg/sec
                pthread_spinlock, 6,i:   8,943,800 msg/sec
                pthread_spinlock, 7,s:   7,524,728 msg/sec
                pthread_spinlock, 7,i:   7,464,638 msg/sec
                pthread_spinlock, 8,s:   6,924,588 msg/sec
                pthread_spinlock, 8,i:   6,899,069 msg/sec
                      std::mutex, 1,s:   7,035,194 msg/sec
                      std::mutex, 1,i:   7,616,252 msg/sec
                      std::mutex, 2,s:   6,056,086 msg/sec
                      std::mutex, 2,i:   6,476,812 msg/sec
                      std::mutex, 3,s:   6,160,817 msg/sec
                      std::mutex, 3,i:   5,859,251 msg/sec
                      std::mutex, 4,s:   5,257,294 msg/sec
                      std::mutex, 4,i:   6,292,253 msg/sec
                      std::mutex, 5,s:   5,554,066 msg/sec
                      std::mutex, 5,i:   5,988,116 msg/sec
                      std::mutex, 6,s:   5,824,903 msg/sec
                      std::mutex, 6,i:   5,882,284 msg/sec
                      std::mutex, 7,s:   5,769,615 msg/sec
                      std::mutex, 7,i:   5,767,597 msg/sec
                      std::mutex, 8,s:   5,621,305 msg/sec
                      std::mutex, 8,i:   5,643,010 msg/sec
                 tbb::spin_mutex, 1,s:  37,753,194 msg/sec
                 tbb::spin_mutex, 1,i:  32,933,547 msg/sec
                 tbb::spin_mutex, 2,s:  21,025,472 msg/sec
                 tbb::spin_mutex, 2,i:  18,430,860 msg/sec
                 tbb::spin_mutex, 3,s:   8,905,743 msg/sec
                 tbb::spin_mutex, 3,i:  10,268,975 msg/sec
                 tbb::spin_mutex, 4,s:   3,228,775 msg/sec
                 tbb::spin_mutex, 4,i:   6,351,610 msg/sec
                 tbb::spin_mutex, 5,s:   5,412,048 msg/sec
                 tbb::spin_mutex, 5,i:   5,691,402 msg/sec
                 tbb::spin_mutex, 6,s:   5,342,550 msg/sec
                 tbb::spin_mutex, 6,i:   4,412,472 msg/sec
                 tbb::spin_mutex, 7,s:   4,841,099 msg/sec
                 tbb::spin_mutex, 7,i:   4,310,977 msg/sec
                 tbb::spin_mutex, 8,s:   4,240,958 msg/sec
                 tbb::spin_mutex, 8,i:   4,165,253 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,729,975 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,527,762 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,019,472 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,818,913 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,164,821 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,831,299 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,283,548 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,272,084 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,686,641 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,164,325 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,985,857 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,440,142 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,985,041 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,621,521 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,041,616 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,748,342 msg/sec
     xenium::michael_scott_queue, 1,s:  10,100,686 msg/sec
     xenium::michael_scott_queue, 1,i:   9,716,094 msg/sec
     xenium::michael_scott_queue, 2,s:   8,431,299 msg/sec
     xenium::michael_scott_queue, 2,i:   8,419,573 msg/sec
     xenium::michael_scott_queue, 3,s:   7,318,833 msg/sec
     xenium::michael_scott_queue, 3,i:   7,507,202 msg/sec
     xenium::michael_scott_queue, 4,s:   6,263,562 msg/sec
     xenium::michael_scott_queue, 4,i:   6,359,955 msg/sec
     xenium::michael_scott_queue, 5,s:   6,243,339 msg/sec
     xenium::michael_scott_queue, 5,i:   6,584,778 msg/sec
     xenium::michael_scott_queue, 6,s:   6,408,222 msg/sec
     xenium::michael_scott_queue, 6,i:   7,018,718 msg/sec
     xenium::michael_scott_queue, 7,s:   6,279,943 msg/sec
     xenium::michael_scott_queue, 7,i:   6,477,131 msg/sec
     xenium::michael_scott_queue, 8,s:   5,927,157 msg/sec
     xenium::michael_scott_queue, 8,i:   6,149,117 msg/sec
         xenium::ramalhete_queue, 1,s:  32,504,107 msg/sec
         xenium::ramalhete_queue, 1,i:  31,790,635 msg/sec
         xenium::ramalhete_queue, 2,s:  23,810,148 msg/sec
         xenium::ramalhete_queue, 2,i:  23,410,921 msg/sec
         xenium::ramalhete_queue, 3,s:  29,237,168 msg/sec
         xenium::ramalhete_queue, 3,i:  28,496,587 msg/sec
         xenium::ramalhete_queue, 4,s:  33,873,561 msg/sec
         xenium::ramalhete_queue, 4,i:  33,482,958 msg/sec
         xenium::ramalhete_queue, 5,s:  32,028,426 msg/sec
         xenium::ramalhete_queue, 5,i:  36,123,608 msg/sec
         xenium::ramalhete_queue, 6,s:  34,051,299 msg/sec
         xenium::ramalhete_queue, 6,i:  39,039,754 msg/sec
         xenium::ramalhete_queue, 7,s:  35,313,129 msg/sec
         xenium::ramalhete_queue, 7,i:  41,094,377 msg/sec
         xenium::ramalhete_queue, 8,s:  35,453,367 msg/sec
         xenium::ramalhete_queue, 8,i:  43,859,848 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,562,639 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 114,752,017 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,504,266 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,143,152 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,443,747 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,764,974 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,570,889 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,328,880 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,897,910 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,313,594 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,129,804 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,389,070 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,266,272 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,307,379 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,408,168 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,325,472 msg/sec
                     AtomicQueue, 1,s:  59,189,426 msg/sec
                     AtomicQueue, 1,i:  59,434,312 msg/sec
                     AtomicQueue, 2,s:  12,294,874 msg/sec
                     AtomicQueue, 2,i:  11,717,187 msg/sec
                     AtomicQueue, 3,s:  10,759,841 msg/sec
                     AtomicQueue, 3,i:   9,903,294 msg/sec
                     AtomicQueue, 4,s:   8,222,564 msg/sec
                     AtomicQueue, 4,i:   8,179,563 msg/sec
                     AtomicQueue, 5,s:   7,999,444 msg/sec
                     AtomicQueue, 5,i:   8,094,885 msg/sec
                     AtomicQueue, 6,s:   7,830,732 msg/sec
                     AtomicQueue, 6,i:   7,614,360 msg/sec
                     AtomicQueue, 7,s:   7,056,491 msg/sec
                     AtomicQueue, 7,i:   7,969,761 msg/sec
                     AtomicQueue, 8,s:   6,316,471 msg/sec
                     AtomicQueue, 8,i:   7,440,536 msg/sec
                    AtomicQueueB, 1,s:  44,088,744 msg/sec
                    AtomicQueueB, 1,i:  43,472,240 msg/sec
                    AtomicQueueB, 2,s:  12,058,803 msg/sec
                    AtomicQueueB, 2,i:  11,386,258 msg/sec
                    AtomicQueueB, 3,s:  11,040,196 msg/sec
                    AtomicQueueB, 3,i:  10,119,437 msg/sec
                    AtomicQueueB, 4,s:   8,021,684 msg/sec
                    AtomicQueueB, 4,i:   7,980,568 msg/sec
                    AtomicQueueB, 5,s:   7,554,626 msg/sec
                    AtomicQueueB, 5,i:   7,816,628 msg/sec
                    AtomicQueueB, 6,s:   7,378,217 msg/sec
                    AtomicQueueB, 6,i:   7,516,450 msg/sec
                    AtomicQueueB, 7,s:   6,892,270 msg/sec
                    AtomicQueueB, 7,i:   7,733,943 msg/sec
                    AtomicQueueB, 8,s:   6,324,138 msg/sec
                    AtomicQueueB, 8,i:   6,996,402 msg/sec
             OptimistAtomicQueue, 1,s: 783,393,161 msg/sec
             OptimistAtomicQueue, 1,i: 621,425,058 msg/sec
             OptimistAtomicQueue, 2,s:  32,624,133 msg/sec
             OptimistAtomicQueue, 2,i:  32,704,668 msg/sec
             OptimistAtomicQueue, 3,s:  36,655,192 msg/sec
             OptimistAtomicQueue, 3,i:  37,406,053 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,975 msg/sec
             OptimistAtomicQueue, 4,i:  39,424,466 msg/sec
             OptimistAtomicQueue, 5,s:  41,698,881 msg/sec
             OptimistAtomicQueue, 5,i:  46,299,737 msg/sec
             OptimistAtomicQueue, 6,s:  42,484,126 msg/sec
             OptimistAtomicQueue, 6,i:  50,471,279 msg/sec
             OptimistAtomicQueue, 7,s:  44,045,197 msg/sec
             OptimistAtomicQueue, 7,i:  53,001,382 msg/sec
             OptimistAtomicQueue, 8,s:  46,427,392 msg/sec
             OptimistAtomicQueue, 8,i:  49,270,390 msg/sec
            OptimistAtomicQueueB, 1,s: 160,917,008 msg/sec
            OptimistAtomicQueueB, 1,i: 168,554,185 msg/sec
            OptimistAtomicQueueB, 2,s:  32,334,580 msg/sec
            OptimistAtomicQueueB, 2,i:  32,185,035 msg/sec
            OptimistAtomicQueueB, 3,s:  36,227,604 msg/sec
            OptimistAtomicQueueB, 3,i:  36,828,849 msg/sec
            OptimistAtomicQueueB, 4,s:  38,753,089 msg/sec
            OptimistAtomicQueueB, 4,i:  38,656,070 msg/sec
            OptimistAtomicQueueB, 5,s:  40,691,628 msg/sec
            OptimistAtomicQueueB, 5,i:  45,380,548 msg/sec
            OptimistAtomicQueueB, 6,s:  41,563,255 msg/sec
            OptimistAtomicQueueB, 6,i:  49,182,925 msg/sec
            OptimistAtomicQueueB, 7,s:  43,056,174 msg/sec
            OptimistAtomicQueueB, 7,i:  48,399,250 msg/sec
            OptimistAtomicQueueB, 8,s:  44,400,562 msg/sec
            OptimistAtomicQueueB, 8,i:  48,019,817 msg/sec
                    AtomicQueue2, 1,s:  23,545,433 msg/sec
                    AtomicQueue2, 1,i:  23,165,008 msg/sec
                    AtomicQueue2, 2,s:  11,810,935 msg/sec
                    AtomicQueue2, 2,i:  11,552,542 msg/sec
                    AtomicQueue2, 3,s:   9,310,773 msg/sec
                    AtomicQueue2, 3,i:   9,502,245 msg/sec
                    AtomicQueue2, 4,s:   8,113,583 msg/sec
                    AtomicQueue2, 4,i:   8,067,531 msg/sec
                    AtomicQueue2, 5,s:   7,919,007 msg/sec
                    AtomicQueue2, 5,i:   8,036,998 msg/sec
                    AtomicQueue2, 6,s:   7,506,022 msg/sec
                    AtomicQueue2, 6,i:   7,534,622 msg/sec
                    AtomicQueue2, 7,s:   7,079,492 msg/sec
                    AtomicQueue2, 7,i:   7,884,969 msg/sec
                    AtomicQueue2, 8,s:   6,392,218 msg/sec
                    AtomicQueue2, 8,i:   7,360,234 msg/sec
                   AtomicQueueB2, 1,s:  35,640,822 msg/sec
                   AtomicQueueB2, 1,i:  32,606,612 msg/sec
                   AtomicQueueB2, 2,s:  11,508,435 msg/sec
                   AtomicQueueB2, 2,i:  11,120,887 msg/sec
                   AtomicQueueB2, 3,s:   9,619,920 msg/sec
                   AtomicQueueB2, 3,i:   9,600,965 msg/sec
                   AtomicQueueB2, 4,s:   7,963,992 msg/sec
                   AtomicQueueB2, 4,i:   7,790,896 msg/sec
                   AtomicQueueB2, 5,s:   7,479,656 msg/sec
                   AtomicQueueB2, 5,i:   7,687,406 msg/sec
                   AtomicQueueB2, 6,s:   7,185,759 msg/sec
                   AtomicQueueB2, 6,i:   7,453,973 msg/sec
                   AtomicQueueB2, 7,s:   6,955,162 msg/sec
                   AtomicQueueB2, 7,i:   7,705,856 msg/sec
                   AtomicQueueB2, 8,s:   6,322,697 msg/sec
                   AtomicQueueB2, 8,i:   7,042,640 msg/sec
            OptimistAtomicQueue2, 1,s: 311,638,392 msg/sec
            OptimistAtomicQueue2, 1,i:  29,668,070 msg/sec
            OptimistAtomicQueue2, 2,s:  24,569,201 msg/sec
            OptimistAtomicQueue2, 2,i:  23,650,741 msg/sec
            OptimistAtomicQueue2, 3,s:  30,323,611 msg/sec
            OptimistAtomicQueue2, 3,i:  29,955,306 msg/sec
            OptimistAtomicQueue2, 4,s:  33,235,892 msg/sec
            OptimistAtomicQueue2, 4,i:  33,136,023 msg/sec
            OptimistAtomicQueue2, 5,s:  37,252,319 msg/sec
            OptimistAtomicQueue2, 5,i:  40,029,462 msg/sec
            OptimistAtomicQueue2, 6,s:  40,105,355 msg/sec
            OptimistAtomicQueue2, 6,i:  49,173,838 msg/sec
            OptimistAtomicQueue2, 7,s:  42,603,694 msg/sec
            OptimistAtomicQueue2, 7,i:  51,466,551 msg/sec
            OptimistAtomicQueue2, 8,s:  44,220,856 msg/sec
            OptimistAtomicQueue2, 8,i:  48,276,109 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,648,528 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,932,109 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,913,208 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,193,257 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,695,278 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,368,397 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,320,019 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,805,156 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,664,886 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,310,711 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,996,844 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,119,056 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,801,648 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,102,485 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,423,064 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,050,133 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000124 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000237 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000268 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000379 sec/round-trip
         xenium::ramalhete_queue: 0.000000275 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000184 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[208] 206m:52s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,533,256 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,256,301 msg/sec
          boost::lockfree::queue, 1,s:   8,023,389 msg/sec
          boost::lockfree::queue, 1,i:   7,894,704 msg/sec
          boost::lockfree::queue, 2,s:   7,581,002 msg/sec
          boost::lockfree::queue, 2,i:   7,652,371 msg/sec
          boost::lockfree::queue, 3,s:   7,345,835 msg/sec
          boost::lockfree::queue, 3,i:   7,538,551 msg/sec
          boost::lockfree::queue, 4,s:   6,416,264 msg/sec
          boost::lockfree::queue, 4,i:   6,829,602 msg/sec
          boost::lockfree::queue, 5,s:   6,459,115 msg/sec
          boost::lockfree::queue, 5,i:   6,509,242 msg/sec
          boost::lockfree::queue, 6,s:   6,005,679 msg/sec
          boost::lockfree::queue, 6,i:   6,095,856 msg/sec
          boost::lockfree::queue, 7,s:   5,980,207 msg/sec
          boost::lockfree::queue, 7,i:   6,098,917 msg/sec
          boost::lockfree::queue, 8,s:   5,467,801 msg/sec
          boost::lockfree::queue, 8,i:   5,558,383 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  48,257,892 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  50,297,471 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  28,901,647 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,732,100 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,263,556 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,456,630 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,801,482 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,438,664 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,802,554 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,810,590 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,375,527 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,399,103 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  30,702,794 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  34,035,625 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,021,145 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  31,391,722 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,141,650 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,230,625 msg/sec
                pthread_spinlock, 1,s:  29,037,681 msg/sec
                pthread_spinlock, 1,i:  25,629,048 msg/sec
                pthread_spinlock, 2,s:  14,811,007 msg/sec
                pthread_spinlock, 2,i:  16,914,571 msg/sec
                pthread_spinlock, 3,s:   8,275,545 msg/sec
                pthread_spinlock, 3,i:  12,066,402 msg/sec
                pthread_spinlock, 4,s:   6,530,053 msg/sec
                pthread_spinlock, 4,i:   9,205,106 msg/sec
                pthread_spinlock, 5,s:   8,713,368 msg/sec
                pthread_spinlock, 5,i:   9,288,632 msg/sec
                pthread_spinlock, 6,s:   8,322,954 msg/sec
                pthread_spinlock, 6,i:   8,412,295 msg/sec
                pthread_spinlock, 7,s:   7,557,677 msg/sec
                pthread_spinlock, 7,i:   7,603,706 msg/sec
                pthread_spinlock, 8,s:   6,708,928 msg/sec
                pthread_spinlock, 8,i:   7,247,751 msg/sec
                      std::mutex, 1,s:   5,406,815 msg/sec
                      std::mutex, 1,i:   6,666,655 msg/sec
                      std::mutex, 2,s:   5,417,400 msg/sec
                      std::mutex, 2,i:   6,102,042 msg/sec
                      std::mutex, 3,s:   5,923,928 msg/sec
                      std::mutex, 3,i:   5,552,536 msg/sec
                      std::mutex, 4,s:   5,441,234 msg/sec
                      std::mutex, 4,i:   6,149,061 msg/sec
                      std::mutex, 5,s:   5,959,921 msg/sec
                      std::mutex, 5,i:   6,030,285 msg/sec
                      std::mutex, 6,s:   5,605,736 msg/sec
                      std::mutex, 6,i:   5,850,419 msg/sec
                      std::mutex, 7,s:   5,774,449 msg/sec
                      std::mutex, 7,i:   5,767,851 msg/sec
                      std::mutex, 8,s:   5,656,818 msg/sec
                      std::mutex, 8,i:   5,671,491 msg/sec
                 tbb::spin_mutex, 1,s:  38,012,696 msg/sec
                 tbb::spin_mutex, 1,i:  33,446,485 msg/sec
                 tbb::spin_mutex, 2,s:  21,301,767 msg/sec
                 tbb::spin_mutex, 2,i:  18,663,381 msg/sec
                 tbb::spin_mutex, 3,s:   7,819,230 msg/sec
                 tbb::spin_mutex, 3,i:  10,297,913 msg/sec
                 tbb::spin_mutex, 4,s:   3,278,304 msg/sec
                 tbb::spin_mutex, 4,i:   6,338,471 msg/sec
                 tbb::spin_mutex, 5,s:   5,243,178 msg/sec
                 tbb::spin_mutex, 5,i:   5,563,683 msg/sec
                 tbb::spin_mutex, 6,s:   5,352,294 msg/sec
                 tbb::spin_mutex, 6,i:   4,353,209 msg/sec
                 tbb::spin_mutex, 7,s:   4,849,475 msg/sec
                 tbb::spin_mutex, 7,i:   4,398,240 msg/sec
                 tbb::spin_mutex, 8,s:   3,923,347 msg/sec
                 tbb::spin_mutex, 8,i:   4,049,605 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,337,986 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,962,321 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,310,401 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,531,180 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,541,198 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,885,268 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,563,130 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,563,017 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,998,020 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,629,859 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,942,252 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,677,262 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,874,937 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,830,607 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,771,859 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,458,999 msg/sec
     xenium::michael_scott_queue, 1,s:  10,130,042 msg/sec
     xenium::michael_scott_queue, 1,i:  10,068,395 msg/sec
     xenium::michael_scott_queue, 2,s:   8,489,111 msg/sec
     xenium::michael_scott_queue, 2,i:   8,518,311 msg/sec
     xenium::michael_scott_queue, 3,s:   7,250,439 msg/sec
     xenium::michael_scott_queue, 3,i:   7,534,300 msg/sec
     xenium::michael_scott_queue, 4,s:   6,269,830 msg/sec
     xenium::michael_scott_queue, 4,i:   6,355,033 msg/sec
     xenium::michael_scott_queue, 5,s:   6,300,767 msg/sec
     xenium::michael_scott_queue, 5,i:   6,642,712 msg/sec
     xenium::michael_scott_queue, 6,s:   6,560,334 msg/sec
     xenium::michael_scott_queue, 6,i:   6,703,600 msg/sec
     xenium::michael_scott_queue, 7,s:   6,327,082 msg/sec
     xenium::michael_scott_queue, 7,i:   6,450,438 msg/sec
     xenium::michael_scott_queue, 8,s:   6,038,258 msg/sec
     xenium::michael_scott_queue, 8,i:   6,100,494 msg/sec
         xenium::ramalhete_queue, 1,s:  32,202,439 msg/sec
         xenium::ramalhete_queue, 1,i:  32,505,619 msg/sec
         xenium::ramalhete_queue, 2,s:  23,589,863 msg/sec
         xenium::ramalhete_queue, 2,i:  23,407,395 msg/sec
         xenium::ramalhete_queue, 3,s:  29,462,969 msg/sec
         xenium::ramalhete_queue, 3,i:  28,485,993 msg/sec
         xenium::ramalhete_queue, 4,s:  33,839,318 msg/sec
         xenium::ramalhete_queue, 4,i:  33,535,269 msg/sec
         xenium::ramalhete_queue, 5,s:  32,152,480 msg/sec
         xenium::ramalhete_queue, 5,i:  36,132,308 msg/sec
         xenium::ramalhete_queue, 6,s:  33,946,855 msg/sec
         xenium::ramalhete_queue, 6,i:  40,020,360 msg/sec
         xenium::ramalhete_queue, 7,s:  34,997,798 msg/sec
         xenium::ramalhete_queue, 7,i:  41,787,720 msg/sec
         xenium::ramalhete_queue, 8,s:  35,589,421 msg/sec
         xenium::ramalhete_queue, 8,i:  44,108,178 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,203,753 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 101,565,618 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,047,181 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,633,723 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,636,904 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,012,195 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,634,312 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,161,358 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,900,782 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,262,095 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,071,182 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,431,708 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,207,790 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,345,677 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,394,120 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,236,207 msg/sec
                     AtomicQueue, 1,s:  67,069,924 msg/sec
                     AtomicQueue, 1,i:  56,949,824 msg/sec
                     AtomicQueue, 2,s:  12,219,608 msg/sec
                     AtomicQueue, 2,i:  11,725,173 msg/sec
                     AtomicQueue, 3,s:  10,759,940 msg/sec
                     AtomicQueue, 3,i:   9,906,436 msg/sec
                     AtomicQueue, 4,s:   8,178,292 msg/sec
                     AtomicQueue, 4,i:   8,224,703 msg/sec
                     AtomicQueue, 5,s:   8,027,024 msg/sec
                     AtomicQueue, 5,i:   8,104,729 msg/sec
                     AtomicQueue, 6,s:   7,734,929 msg/sec
                     AtomicQueue, 6,i:   7,604,552 msg/sec
                     AtomicQueue, 7,s:   7,065,006 msg/sec
                     AtomicQueue, 7,i:   7,972,003 msg/sec
                     AtomicQueue, 8,s:   6,333,447 msg/sec
                     AtomicQueue, 8,i:   7,335,969 msg/sec
                    AtomicQueueB, 1,s:  44,594,864 msg/sec
                    AtomicQueueB, 1,i:  43,925,262 msg/sec
                    AtomicQueueB, 2,s:  11,828,194 msg/sec
                    AtomicQueueB, 2,i:  11,454,450 msg/sec
                    AtomicQueueB, 3,s:  11,005,904 msg/sec
                    AtomicQueueB, 3,i:  10,065,573 msg/sec
                    AtomicQueueB, 4,s:   8,024,493 msg/sec
                    AtomicQueueB, 4,i:   7,910,743 msg/sec
                    AtomicQueueB, 5,s:   7,590,183 msg/sec
                    AtomicQueueB, 5,i:   7,820,758 msg/sec
                    AtomicQueueB, 6,s:   7,280,524 msg/sec
                    AtomicQueueB, 6,i:   7,579,849 msg/sec
                    AtomicQueueB, 7,s:   6,883,616 msg/sec
                    AtomicQueueB, 7,i:   7,739,118 msg/sec
                    AtomicQueueB, 8,s:   6,183,235 msg/sec
                    AtomicQueueB, 8,i:   7,014,091 msg/sec
             OptimistAtomicQueue, 1,s: 516,763,551 msg/sec
             OptimistAtomicQueue, 1,i: 532,846,595 msg/sec
             OptimistAtomicQueue, 2,s:  32,108,430 msg/sec
             OptimistAtomicQueue, 2,i:  32,198,688 msg/sec
             OptimistAtomicQueue, 3,s:  36,666,049 msg/sec
             OptimistAtomicQueue, 3,i:  37,399,234 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,866 msg/sec
             OptimistAtomicQueue, 4,i:  39,429,266 msg/sec
             OptimistAtomicQueue, 5,s:  41,562,041 msg/sec
             OptimistAtomicQueue, 5,i:  46,543,921 msg/sec
             OptimistAtomicQueue, 6,s:  42,194,515 msg/sec
             OptimistAtomicQueue, 6,i:  50,424,856 msg/sec
             OptimistAtomicQueue, 7,s:  44,411,702 msg/sec
             OptimistAtomicQueue, 7,i:  49,228,203 msg/sec
             OptimistAtomicQueue, 8,s:  46,548,823 msg/sec
             OptimistAtomicQueue, 8,i:  48,544,458 msg/sec
            OptimistAtomicQueueB, 1,s:  78,050,343 msg/sec
            OptimistAtomicQueueB, 1,i:  76,929,516 msg/sec
            OptimistAtomicQueueB, 2,s:  32,216,547 msg/sec
            OptimistAtomicQueueB, 2,i:  32,128,832 msg/sec
            OptimistAtomicQueueB, 3,s:  36,293,056 msg/sec
            OptimistAtomicQueueB, 3,i:  36,896,382 msg/sec
            OptimistAtomicQueueB, 4,s:  38,651,746 msg/sec
            OptimistAtomicQueueB, 4,i:  38,666,822 msg/sec
            OptimistAtomicQueueB, 5,s:  36,948,841 msg/sec
            OptimistAtomicQueueB, 5,i:  45,354,171 msg/sec
            OptimistAtomicQueueB, 6,s:  40,809,013 msg/sec
            OptimistAtomicQueueB, 6,i:  49,314,390 msg/sec
            OptimistAtomicQueueB, 7,s:  41,820,731 msg/sec
            OptimistAtomicQueueB, 7,i:  51,588,873 msg/sec
            OptimistAtomicQueueB, 8,s:  44,045,278 msg/sec
            OptimistAtomicQueueB, 8,i:  48,593,694 msg/sec
                    AtomicQueue2, 1,s:  23,129,376 msg/sec
                    AtomicQueue2, 1,i:  22,899,546 msg/sec
                    AtomicQueue2, 2,s:  11,972,163 msg/sec
                    AtomicQueue2, 2,i:  11,491,567 msg/sec
                    AtomicQueue2, 3,s:   9,378,251 msg/sec
                    AtomicQueue2, 3,i:   9,394,916 msg/sec
                    AtomicQueue2, 4,s:   8,024,649 msg/sec
                    AtomicQueue2, 4,i:   8,070,378 msg/sec
                    AtomicQueue2, 5,s:   7,930,339 msg/sec
                    AtomicQueue2, 5,i:   8,066,980 msg/sec
                    AtomicQueue2, 6,s:   7,886,290 msg/sec
                    AtomicQueue2, 6,i:   7,544,403 msg/sec
                    AtomicQueue2, 7,s:   7,133,385 msg/sec
                    AtomicQueue2, 7,i:   7,877,734 msg/sec
                    AtomicQueue2, 8,s:   6,386,481 msg/sec
                    AtomicQueue2, 8,i:   7,211,504 msg/sec
                   AtomicQueueB2, 1,s:  36,013,157 msg/sec
                   AtomicQueueB2, 1,i:  32,641,459 msg/sec
                   AtomicQueueB2, 2,s:  11,422,884 msg/sec
                   AtomicQueueB2, 2,i:  11,131,631 msg/sec
                   AtomicQueueB2, 3,s:   9,683,223 msg/sec
                   AtomicQueueB2, 3,i:   9,617,377 msg/sec
                   AtomicQueueB2, 4,s:   8,000,338 msg/sec
                   AtomicQueueB2, 4,i:   7,862,508 msg/sec
                   AtomicQueueB2, 5,s:   7,549,165 msg/sec
                   AtomicQueueB2, 5,i:   7,671,962 msg/sec
                   AtomicQueueB2, 6,s:   7,285,781 msg/sec
                   AtomicQueueB2, 6,i:   7,438,750 msg/sec
                   AtomicQueueB2, 7,s:   6,855,190 msg/sec
                   AtomicQueueB2, 7,i:   7,697,127 msg/sec
                   AtomicQueueB2, 8,s:   6,262,657 msg/sec
                   AtomicQueueB2, 8,i:   7,108,237 msg/sec
            OptimistAtomicQueue2, 1,s: 423,297,758 msg/sec
            OptimistAtomicQueue2, 1,i: 419,232,676 msg/sec
            OptimistAtomicQueue2, 2,s:  26,188,777 msg/sec
            OptimistAtomicQueue2, 2,i:  24,006,802 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,086 msg/sec
            OptimistAtomicQueue2, 3,i:  30,205,250 msg/sec
            OptimistAtomicQueue2, 4,s:  33,207,142 msg/sec
            OptimistAtomicQueue2, 4,i:  33,063,849 msg/sec
            OptimistAtomicQueue2, 5,s:  37,209,106 msg/sec
            OptimistAtomicQueue2, 5,i:  43,054,982 msg/sec
            OptimistAtomicQueue2, 6,s:  40,071,719 msg/sec
            OptimistAtomicQueue2, 6,i:  49,395,608 msg/sec
            OptimistAtomicQueue2, 7,s:  43,147,022 msg/sec
            OptimistAtomicQueue2, 7,i:  47,939,384 msg/sec
            OptimistAtomicQueue2, 8,s:  43,936,545 msg/sec
            OptimistAtomicQueue2, 8,i:  48,672,458 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,560,622 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,881,807 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,186,715 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,141,871 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,682,877 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,066,544 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,338,334 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,959,837 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,778,233 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,967,359 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,690,006 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,447,277 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,715,029 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,263,988 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,316,213 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,603,104 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000324 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000216 sec/round-trip
                pthread_spinlock: 0.000000234 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000283 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000185 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[209] 205m:33s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,080,522 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,291,650 msg/sec
          boost::lockfree::queue, 1,s:   6,949,957 msg/sec
          boost::lockfree::queue, 1,i:   6,943,821 msg/sec
          boost::lockfree::queue, 2,s:   7,566,499 msg/sec
          boost::lockfree::queue, 2,i:   7,423,667 msg/sec
          boost::lockfree::queue, 3,s:   7,414,528 msg/sec
          boost::lockfree::queue, 3,i:   7,541,963 msg/sec
          boost::lockfree::queue, 4,s:   6,424,509 msg/sec
          boost::lockfree::queue, 4,i:   6,794,710 msg/sec
          boost::lockfree::queue, 5,s:   6,445,076 msg/sec
          boost::lockfree::queue, 5,i:   6,513,928 msg/sec
          boost::lockfree::queue, 6,s:   6,026,981 msg/sec
          boost::lockfree::queue, 6,i:   6,143,339 msg/sec
          boost::lockfree::queue, 7,s:   5,869,719 msg/sec
          boost::lockfree::queue, 7,i:   5,925,499 msg/sec
          boost::lockfree::queue, 8,s:   5,496,107 msg/sec
          boost::lockfree::queue, 8,i:   5,660,570 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  73,500,361 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  70,875,324 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,804,873 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,681,062 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,379,838 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,296,441 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,520,727 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  43,212,305 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,407,149 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,646,155 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,232,564 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,692,904 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,436,861 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  44,058,344 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,980,411 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  35,202,306 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  31,022,421 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,353,479 msg/sec
                pthread_spinlock, 1,s:  28,711,454 msg/sec
                pthread_spinlock, 1,i:  25,409,284 msg/sec
                pthread_spinlock, 2,s:  15,605,555 msg/sec
                pthread_spinlock, 2,i:  17,132,829 msg/sec
                pthread_spinlock, 3,s:   8,307,206 msg/sec
                pthread_spinlock, 3,i:  12,007,366 msg/sec
                pthread_spinlock, 4,s:   6,524,618 msg/sec
                pthread_spinlock, 4,i:   9,140,364 msg/sec
                pthread_spinlock, 5,s:   8,615,804 msg/sec
                pthread_spinlock, 5,i:   9,098,844 msg/sec
                pthread_spinlock, 6,s:   8,563,067 msg/sec
                pthread_spinlock, 6,i:   8,919,913 msg/sec
                pthread_spinlock, 7,s:   7,549,083 msg/sec
                pthread_spinlock, 7,i:   7,645,607 msg/sec
                pthread_spinlock, 8,s:   6,643,165 msg/sec
                pthread_spinlock, 8,i:   6,963,341 msg/sec
                      std::mutex, 1,s:   6,982,537 msg/sec
                      std::mutex, 1,i:   7,700,991 msg/sec
                      std::mutex, 2,s:   6,169,955 msg/sec
                      std::mutex, 2,i:   5,705,864 msg/sec
                      std::mutex, 3,s:   5,257,007 msg/sec
                      std::mutex, 3,i:   5,760,372 msg/sec
                      std::mutex, 4,s:   5,712,429 msg/sec
                      std::mutex, 4,i:   5,250,871 msg/sec
                      std::mutex, 5,s:   5,598,634 msg/sec
                      std::mutex, 5,i:   5,732,513 msg/sec
                      std::mutex, 6,s:   5,932,677 msg/sec
                      std::mutex, 6,i:   5,903,600 msg/sec
                      std::mutex, 7,s:   5,796,972 msg/sec
                      std::mutex, 7,i:   5,820,452 msg/sec
                      std::mutex, 8,s:   5,664,888 msg/sec
                      std::mutex, 8,i:   5,650,387 msg/sec
                 tbb::spin_mutex, 1,s:  37,860,170 msg/sec
                 tbb::spin_mutex, 1,i:  33,005,860 msg/sec
                 tbb::spin_mutex, 2,s:  21,269,845 msg/sec
                 tbb::spin_mutex, 2,i:  18,389,713 msg/sec
                 tbb::spin_mutex, 3,s:   8,097,187 msg/sec
                 tbb::spin_mutex, 3,i:  10,243,852 msg/sec
                 tbb::spin_mutex, 4,s:   3,130,738 msg/sec
                 tbb::spin_mutex, 4,i:   6,382,103 msg/sec
                 tbb::spin_mutex, 5,s:   5,527,890 msg/sec
                 tbb::spin_mutex, 5,i:   5,398,795 msg/sec
                 tbb::spin_mutex, 6,s:   5,315,509 msg/sec
                 tbb::spin_mutex, 6,i:   4,302,944 msg/sec
                 tbb::spin_mutex, 7,s:   4,506,118 msg/sec
                 tbb::spin_mutex, 7,i:   4,379,360 msg/sec
                 tbb::spin_mutex, 8,s:   4,265,401 msg/sec
                 tbb::spin_mutex, 8,i:   4,192,279 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,287,854 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,572,292 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,613,088 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,403,700 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,168,771 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,954,812 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,410,971 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,236,212 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,656,263 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,926,706 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,836,655 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,900,495 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,041,531 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,945,440 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,009,202 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,086,394 msg/sec
     xenium::michael_scott_queue, 1,s:  10,129,565 msg/sec
     xenium::michael_scott_queue, 1,i:   9,993,817 msg/sec
     xenium::michael_scott_queue, 2,s:   8,527,111 msg/sec
     xenium::michael_scott_queue, 2,i:   8,680,380 msg/sec
     xenium::michael_scott_queue, 3,s:   7,195,379 msg/sec
     xenium::michael_scott_queue, 3,i:   7,562,105 msg/sec
     xenium::michael_scott_queue, 4,s:   6,237,097 msg/sec
     xenium::michael_scott_queue, 4,i:   6,381,285 msg/sec
     xenium::michael_scott_queue, 5,s:   6,288,676 msg/sec
     xenium::michael_scott_queue, 5,i:   6,622,036 msg/sec
     xenium::michael_scott_queue, 6,s:   6,457,398 msg/sec
     xenium::michael_scott_queue, 6,i:   6,980,219 msg/sec
     xenium::michael_scott_queue, 7,s:   6,309,430 msg/sec
     xenium::michael_scott_queue, 7,i:   6,479,986 msg/sec
     xenium::michael_scott_queue, 8,s:   5,975,405 msg/sec
     xenium::michael_scott_queue, 8,i:   6,157,907 msg/sec
         xenium::ramalhete_queue, 1,s:  31,455,175 msg/sec
         xenium::ramalhete_queue, 1,i:  31,748,945 msg/sec
         xenium::ramalhete_queue, 2,s:  24,241,793 msg/sec
         xenium::ramalhete_queue, 2,i:  23,294,070 msg/sec
         xenium::ramalhete_queue, 3,s:  29,255,838 msg/sec
         xenium::ramalhete_queue, 3,i:  28,375,736 msg/sec
         xenium::ramalhete_queue, 4,s:  33,848,796 msg/sec
         xenium::ramalhete_queue, 4,i:  33,435,226 msg/sec
         xenium::ramalhete_queue, 5,s:  31,874,671 msg/sec
         xenium::ramalhete_queue, 5,i:  36,026,877 msg/sec
         xenium::ramalhete_queue, 6,s:  33,994,920 msg/sec
         xenium::ramalhete_queue, 6,i:  38,827,820 msg/sec
         xenium::ramalhete_queue, 7,s:  35,211,271 msg/sec
         xenium::ramalhete_queue, 7,i:  40,801,379 msg/sec
         xenium::ramalhete_queue, 8,s:  35,584,895 msg/sec
         xenium::ramalhete_queue, 8,i:  43,995,941 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,051,714 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,279,083 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,928,276 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,500,155 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,630,734 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,004,248 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,589,639 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,347,643 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,049,826 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,331,946 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,867,230 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,484,803 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,234,629 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,369,823 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,375 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,240,809 msg/sec
                     AtomicQueue, 1,s:  58,274,484 msg/sec
                     AtomicQueue, 1,i:  56,756,793 msg/sec
                     AtomicQueue, 2,s:  12,210,318 msg/sec
                     AtomicQueue, 2,i:  11,745,967 msg/sec
                     AtomicQueue, 3,s:  10,783,035 msg/sec
                     AtomicQueue, 3,i:   9,984,507 msg/sec
                     AtomicQueue, 4,s:   8,202,716 msg/sec
                     AtomicQueue, 4,i:   8,190,924 msg/sec
                     AtomicQueue, 5,s:   8,013,008 msg/sec
                     AtomicQueue, 5,i:   8,133,157 msg/sec
                     AtomicQueue, 6,s:   7,819,211 msg/sec
                     AtomicQueue, 6,i:   7,593,369 msg/sec
                     AtomicQueue, 7,s:   7,129,562 msg/sec
                     AtomicQueue, 7,i:   7,986,489 msg/sec
                     AtomicQueue, 8,s:   6,354,221 msg/sec
                     AtomicQueue, 8,i:   7,460,616 msg/sec
                    AtomicQueueB, 1,s:  44,320,132 msg/sec
                    AtomicQueueB, 1,i:  54,257,201 msg/sec
                    AtomicQueueB, 2,s:  11,893,812 msg/sec
                    AtomicQueueB, 2,i:  11,519,990 msg/sec
                    AtomicQueueB, 3,s:  10,990,236 msg/sec
                    AtomicQueueB, 3,i:  10,156,114 msg/sec
                    AtomicQueueB, 4,s:   8,065,263 msg/sec
                    AtomicQueueB, 4,i:   7,937,681 msg/sec
                    AtomicQueueB, 5,s:   7,685,133 msg/sec
                    AtomicQueueB, 5,i:   7,778,313 msg/sec
                    AtomicQueueB, 6,s:   7,420,591 msg/sec
                    AtomicQueueB, 6,i:   7,584,119 msg/sec
                    AtomicQueueB, 7,s:   6,855,859 msg/sec
                    AtomicQueueB, 7,i:   7,722,712 msg/sec
                    AtomicQueueB, 8,s:   6,225,827 msg/sec
                    AtomicQueueB, 8,i:   7,140,371 msg/sec
             OptimistAtomicQueue, 1,s: 814,103,198 msg/sec
             OptimistAtomicQueue, 1,i: 633,336,990 msg/sec
             OptimistAtomicQueue, 2,s:  32,662,397 msg/sec
             OptimistAtomicQueue, 2,i:  32,714,832 msg/sec
             OptimistAtomicQueue, 3,s:  36,660,261 msg/sec
             OptimistAtomicQueue, 3,i:  37,350,446 msg/sec
             OptimistAtomicQueue, 4,s:  39,289,672 msg/sec
             OptimistAtomicQueue, 4,i:  39,356,494 msg/sec
             OptimistAtomicQueue, 5,s:  42,563,576 msg/sec
             OptimistAtomicQueue, 5,i:  46,421,248 msg/sec
             OptimistAtomicQueue, 6,s:  41,443,858 msg/sec
             OptimistAtomicQueue, 6,i:  50,483,127 msg/sec
             OptimistAtomicQueue, 7,s:  44,961,657 msg/sec
             OptimistAtomicQueue, 7,i:  53,004,396 msg/sec
             OptimistAtomicQueue, 8,s:  46,472,852 msg/sec
             OptimistAtomicQueue, 8,i:  49,575,447 msg/sec
            OptimistAtomicQueueB, 1,s: 257,819,404 msg/sec
            OptimistAtomicQueueB, 1,i: 204,642,101 msg/sec
            OptimistAtomicQueueB, 2,s:  32,174,048 msg/sec
            OptimistAtomicQueueB, 2,i:  32,232,027 msg/sec
            OptimistAtomicQueueB, 3,s:  36,273,561 msg/sec
            OptimistAtomicQueueB, 3,i:  36,941,121 msg/sec
            OptimistAtomicQueueB, 4,s:  38,607,793 msg/sec
            OptimistAtomicQueueB, 4,i:  38,540,758 msg/sec
            OptimistAtomicQueueB, 5,s:  40,432,351 msg/sec
            OptimistAtomicQueueB, 5,i:  45,260,087 msg/sec
            OptimistAtomicQueueB, 6,s:  41,092,059 msg/sec
            OptimistAtomicQueueB, 6,i:  49,212,736 msg/sec
            OptimistAtomicQueueB, 7,s:  42,212,589 msg/sec
            OptimistAtomicQueueB, 7,i:  51,220,469 msg/sec
            OptimistAtomicQueueB, 8,s:  44,185,172 msg/sec
            OptimistAtomicQueueB, 8,i:  47,454,919 msg/sec
                    AtomicQueue2, 1,s:  22,892,581 msg/sec
                    AtomicQueue2, 1,i:  22,929,035 msg/sec
                    AtomicQueue2, 2,s:  11,829,094 msg/sec
                    AtomicQueue2, 2,i:  11,408,454 msg/sec
                    AtomicQueue2, 3,s:   9,504,377 msg/sec
                    AtomicQueue2, 3,i:   9,440,874 msg/sec
                    AtomicQueue2, 4,s:   8,085,944 msg/sec
                    AtomicQueue2, 4,i:   8,032,134 msg/sec
                    AtomicQueue2, 5,s:   7,934,636 msg/sec
                    AtomicQueue2, 5,i:   8,004,052 msg/sec
                    AtomicQueue2, 6,s:   7,895,754 msg/sec
                    AtomicQueue2, 6,i:   7,556,025 msg/sec
                    AtomicQueue2, 7,s:   7,137,056 msg/sec
                    AtomicQueue2, 7,i:   7,883,534 msg/sec
                    AtomicQueue2, 8,s:   6,376,287 msg/sec
                    AtomicQueue2, 8,i:   7,325,012 msg/sec
                   AtomicQueueB2, 1,s:  38,732,176 msg/sec
                   AtomicQueueB2, 1,i:  33,433,464 msg/sec
                   AtomicQueueB2, 2,s:  11,387,829 msg/sec
                   AtomicQueueB2, 2,i:  11,120,924 msg/sec
                   AtomicQueueB2, 3,s:   9,577,723 msg/sec
                   AtomicQueueB2, 3,i:   9,588,152 msg/sec
                   AtomicQueueB2, 4,s:   7,932,074 msg/sec
                   AtomicQueueB2, 4,i:   7,845,041 msg/sec
                   AtomicQueueB2, 5,s:   7,491,870 msg/sec
                   AtomicQueueB2, 5,i:   7,725,125 msg/sec
                   AtomicQueueB2, 6,s:   7,269,004 msg/sec
                   AtomicQueueB2, 6,i:   7,465,293 msg/sec
                   AtomicQueueB2, 7,s:   6,941,012 msg/sec
                   AtomicQueueB2, 7,i:   7,680,445 msg/sec
                   AtomicQueueB2, 8,s:   6,248,026 msg/sec
                   AtomicQueueB2, 8,i:   7,108,190 msg/sec
            OptimistAtomicQueue2, 1,s: 466,457,561 msg/sec
            OptimistAtomicQueue2, 1,i:  31,695,773 msg/sec
            OptimistAtomicQueue2, 2,s:  24,837,962 msg/sec
            OptimistAtomicQueue2, 2,i:  23,229,304 msg/sec
            OptimistAtomicQueue2, 3,s:  30,478,478 msg/sec
            OptimistAtomicQueue2, 3,i:  29,966,956 msg/sec
            OptimistAtomicQueue2, 4,s:  33,238,475 msg/sec
            OptimistAtomicQueue2, 4,i:  33,556,318 msg/sec
            OptimistAtomicQueue2, 5,s:  37,041,496 msg/sec
            OptimistAtomicQueue2, 5,i:  43,173,082 msg/sec
            OptimistAtomicQueue2, 6,s:  40,212,142 msg/sec
            OptimistAtomicQueue2, 6,i:  49,259,808 msg/sec
            OptimistAtomicQueue2, 7,s:  43,216,918 msg/sec
            OptimistAtomicQueue2, 7,i:  51,429,925 msg/sec
            OptimistAtomicQueue2, 8,s:  43,948,580 msg/sec
            OptimistAtomicQueue2, 8,i:  48,353,708 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,410,611 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,875,363 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,155,740 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,447,379 msg/sec
           OptimistAtomicQueueB2, 3,s:  32,431,159 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,690,467 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,812,697 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,911,630 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,432,875 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,109,739 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,629,631 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,200,747 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,874,913 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,222,817 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,423,397 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,331,516 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000329 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000244 sec/round-trip
                pthread_spinlock: 0.000000292 sec/round-trip
                      std::mutex: 0.000000520 sec/round-trip
                 tbb::spin_mutex: 0.000000308 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000275 sec/round-trip
     xenium::michael_scott_queue: 0.000000398 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[210] 204m:13s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,915,276 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,461,434 msg/sec
          boost::lockfree::queue, 1,s:   6,874,833 msg/sec
          boost::lockfree::queue, 1,i:   6,925,033 msg/sec
          boost::lockfree::queue, 2,s:   7,600,455 msg/sec
          boost::lockfree::queue, 2,i:   7,595,779 msg/sec
          boost::lockfree::queue, 3,s:   7,377,877 msg/sec
          boost::lockfree::queue, 3,i:   7,491,411 msg/sec
          boost::lockfree::queue, 4,s:   6,426,596 msg/sec
          boost::lockfree::queue, 4,i:   6,834,830 msg/sec
          boost::lockfree::queue, 5,s:   6,397,392 msg/sec
          boost::lockfree::queue, 5,i:   6,496,802 msg/sec
          boost::lockfree::queue, 6,s:   5,994,620 msg/sec
          boost::lockfree::queue, 6,i:   6,127,679 msg/sec
          boost::lockfree::queue, 7,s:   5,908,075 msg/sec
          boost::lockfree::queue, 7,i:   5,915,803 msg/sec
          boost::lockfree::queue, 8,s:   5,502,094 msg/sec
          boost::lockfree::queue, 8,i:   5,666,895 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 446,540,056 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 158,619,225 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,248,778 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,705,232 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,469,853 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,460,898 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,203,079 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,740,037 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,310,986 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,080,146 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,108,805 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,767,996 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,388,652 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,742,236 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,845,715 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,411,546 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  52,239,998 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,339,777 msg/sec
                pthread_spinlock, 1,s:  29,023,475 msg/sec
                pthread_spinlock, 1,i:  27,992,897 msg/sec
                pthread_spinlock, 2,s:  15,937,841 msg/sec
                pthread_spinlock, 2,i:  16,878,670 msg/sec
                pthread_spinlock, 3,s:   8,288,826 msg/sec
                pthread_spinlock, 3,i:  12,070,784 msg/sec
                pthread_spinlock, 4,s:   6,484,088 msg/sec
                pthread_spinlock, 4,i:   9,000,682 msg/sec
                pthread_spinlock, 5,s:   8,640,335 msg/sec
                pthread_spinlock, 5,i:   9,266,526 msg/sec
                pthread_spinlock, 6,s:   8,489,284 msg/sec
                pthread_spinlock, 6,i:   8,587,610 msg/sec
                pthread_spinlock, 7,s:   7,731,975 msg/sec
                pthread_spinlock, 7,i:   8,203,984 msg/sec
                pthread_spinlock, 8,s:   6,720,856 msg/sec
                pthread_spinlock, 8,i:   6,922,960 msg/sec
                      std::mutex, 1,s:   7,575,795 msg/sec
                      std::mutex, 1,i:   7,546,495 msg/sec
                      std::mutex, 2,s:   6,069,993 msg/sec
                      std::mutex, 2,i:   6,191,148 msg/sec
                      std::mutex, 3,s:   5,951,918 msg/sec
                      std::mutex, 3,i:   6,052,971 msg/sec
                      std::mutex, 4,s:   5,952,958 msg/sec
                      std::mutex, 4,i:   6,157,187 msg/sec
                      std::mutex, 5,s:   5,902,440 msg/sec
                      std::mutex, 5,i:   5,903,764 msg/sec
                      std::mutex, 6,s:   5,793,331 msg/sec
                      std::mutex, 6,i:   5,932,702 msg/sec
                      std::mutex, 7,s:   5,755,891 msg/sec
                      std::mutex, 7,i:   5,735,041 msg/sec
                      std::mutex, 8,s:   5,489,771 msg/sec
                      std::mutex, 8,i:   5,524,271 msg/sec
                 tbb::spin_mutex, 1,s:  37,933,561 msg/sec
                 tbb::spin_mutex, 1,i:  37,599,452 msg/sec
                 tbb::spin_mutex, 2,s:  21,072,400 msg/sec
                 tbb::spin_mutex, 2,i:  18,411,997 msg/sec
                 tbb::spin_mutex, 3,s:   8,394,494 msg/sec
                 tbb::spin_mutex, 3,i:  11,402,331 msg/sec
                 tbb::spin_mutex, 4,s:   3,080,087 msg/sec
                 tbb::spin_mutex, 4,i:   6,269,688 msg/sec
                 tbb::spin_mutex, 5,s:   5,485,957 msg/sec
                 tbb::spin_mutex, 5,i:   5,661,256 msg/sec
                 tbb::spin_mutex, 6,s:   5,238,568 msg/sec
                 tbb::spin_mutex, 6,i:   4,340,409 msg/sec
                 tbb::spin_mutex, 7,s:   4,855,154 msg/sec
                 tbb::spin_mutex, 7,i:   4,331,083 msg/sec
                 tbb::spin_mutex, 8,s:   3,799,409 msg/sec
                 tbb::spin_mutex, 8,i:   4,149,770 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,211,725 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,318,935 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,277,056 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,489,933 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,200,904 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,349,568 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,965,273 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,139,286 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,569,615 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,369,079 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,635,765 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,719,823 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,669,433 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,134,776 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,750,966 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,934,796 msg/sec
     xenium::michael_scott_queue, 1,s:   9,250,469 msg/sec
     xenium::michael_scott_queue, 1,i:   9,058,748 msg/sec
     xenium::michael_scott_queue, 2,s:   8,402,344 msg/sec
     xenium::michael_scott_queue, 2,i:   8,516,335 msg/sec
     xenium::michael_scott_queue, 3,s:   7,127,606 msg/sec
     xenium::michael_scott_queue, 3,i:   7,591,381 msg/sec
     xenium::michael_scott_queue, 4,s:   6,337,227 msg/sec
     xenium::michael_scott_queue, 4,i:   6,323,841 msg/sec
     xenium::michael_scott_queue, 5,s:   6,279,826 msg/sec
     xenium::michael_scott_queue, 5,i:   6,631,803 msg/sec
     xenium::michael_scott_queue, 6,s:   6,543,785 msg/sec
     xenium::michael_scott_queue, 6,i:   6,930,017 msg/sec
     xenium::michael_scott_queue, 7,s:   6,297,152 msg/sec
     xenium::michael_scott_queue, 7,i:   6,509,282 msg/sec
     xenium::michael_scott_queue, 8,s:   5,988,844 msg/sec
     xenium::michael_scott_queue, 8,i:   6,135,127 msg/sec
         xenium::ramalhete_queue, 1,s:  32,057,454 msg/sec
         xenium::ramalhete_queue, 1,i:  32,203,290 msg/sec
         xenium::ramalhete_queue, 2,s:  23,670,836 msg/sec
         xenium::ramalhete_queue, 2,i:  23,336,102 msg/sec
         xenium::ramalhete_queue, 3,s:  29,279,357 msg/sec
         xenium::ramalhete_queue, 3,i:  28,557,218 msg/sec
         xenium::ramalhete_queue, 4,s:  33,697,743 msg/sec
         xenium::ramalhete_queue, 4,i:  33,392,916 msg/sec
         xenium::ramalhete_queue, 5,s:  32,357,734 msg/sec
         xenium::ramalhete_queue, 5,i:  36,067,712 msg/sec
         xenium::ramalhete_queue, 6,s:  33,999,101 msg/sec
         xenium::ramalhete_queue, 6,i:  38,508,482 msg/sec
         xenium::ramalhete_queue, 7,s:  35,239,168 msg/sec
         xenium::ramalhete_queue, 7,i:  40,939,440 msg/sec
         xenium::ramalhete_queue, 8,s:  35,587,506 msg/sec
         xenium::ramalhete_queue, 8,i:  43,815,634 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,288,531 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,904,649 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,711,536 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,554,371 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,533,186 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,133,552 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,624,521 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,593,563 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,893,609 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,314,693 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,305,056 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,553,916 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,143,573 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,352,897 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,365,753 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,555,686 msg/sec
                     AtomicQueue, 1,s:  60,982,521 msg/sec
                     AtomicQueue, 1,i:  56,478,725 msg/sec
                     AtomicQueue, 2,s:  12,277,175 msg/sec
                     AtomicQueue, 2,i:  11,750,555 msg/sec
                     AtomicQueue, 3,s:  10,793,575 msg/sec
                     AtomicQueue, 3,i:   9,922,326 msg/sec
                     AtomicQueue, 4,s:   8,176,133 msg/sec
                     AtomicQueue, 4,i:   8,177,615 msg/sec
                     AtomicQueue, 5,s:   8,041,697 msg/sec
                     AtomicQueue, 5,i:   8,081,325 msg/sec
                     AtomicQueue, 6,s:   7,901,782 msg/sec
                     AtomicQueue, 6,i:   7,610,471 msg/sec
                     AtomicQueue, 7,s:   7,131,965 msg/sec
                     AtomicQueue, 7,i:   7,984,487 msg/sec
                     AtomicQueue, 8,s:   6,376,809 msg/sec
                     AtomicQueue, 8,i:   7,448,839 msg/sec
                    AtomicQueueB, 1,s:  43,905,315 msg/sec
                    AtomicQueueB, 1,i:  43,383,537 msg/sec
                    AtomicQueueB, 2,s:  11,746,261 msg/sec
                    AtomicQueueB, 2,i:  11,408,593 msg/sec
                    AtomicQueueB, 3,s:  10,934,966 msg/sec
                    AtomicQueueB, 3,i:  10,058,559 msg/sec
                    AtomicQueueB, 4,s:   8,022,065 msg/sec
                    AtomicQueueB, 4,i:   8,009,246 msg/sec
                    AtomicQueueB, 5,s:   7,580,642 msg/sec
                    AtomicQueueB, 5,i:   7,830,870 msg/sec
                    AtomicQueueB, 6,s:   7,360,050 msg/sec
                    AtomicQueueB, 6,i:   7,491,850 msg/sec
                    AtomicQueueB, 7,s:   6,885,865 msg/sec
                    AtomicQueueB, 7,i:   7,737,195 msg/sec
                    AtomicQueueB, 8,s:   6,268,624 msg/sec
                    AtomicQueueB, 8,i:   7,038,905 msg/sec
             OptimistAtomicQueue, 1,s: 712,693,607 msg/sec
             OptimistAtomicQueue, 1,i: 523,929,840 msg/sec
             OptimistAtomicQueue, 2,s:  32,633,777 msg/sec
             OptimistAtomicQueue, 2,i:  32,430,613 msg/sec
             OptimistAtomicQueue, 3,s:  36,677,608 msg/sec
             OptimistAtomicQueue, 3,i:  37,411,232 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,197 msg/sec
             OptimistAtomicQueue, 4,i:  39,346,162 msg/sec
             OptimistAtomicQueue, 5,s:  41,689,038 msg/sec
             OptimistAtomicQueue, 5,i:  47,428,738 msg/sec
             OptimistAtomicQueue, 6,s:  42,706,831 msg/sec
             OptimistAtomicQueue, 6,i:  50,495,735 msg/sec
             OptimistAtomicQueue, 7,s:  44,122,226 msg/sec
             OptimistAtomicQueue, 7,i:  53,012,440 msg/sec
             OptimistAtomicQueue, 8,s:  46,476,553 msg/sec
             OptimistAtomicQueue, 8,i:  49,405,390 msg/sec
            OptimistAtomicQueueB, 1,s: 229,423,928 msg/sec
            OptimistAtomicQueueB, 1,i:  77,582,310 msg/sec
            OptimistAtomicQueueB, 2,s:  32,159,503 msg/sec
            OptimistAtomicQueueB, 2,i:  32,282,840 msg/sec
            OptimistAtomicQueueB, 3,s:  36,307,079 msg/sec
            OptimistAtomicQueueB, 3,i:  36,977,092 msg/sec
            OptimistAtomicQueueB, 4,s:  38,589,091 msg/sec
            OptimistAtomicQueueB, 4,i:  38,554,068 msg/sec
            OptimistAtomicQueueB, 5,s:  40,249,269 msg/sec
            OptimistAtomicQueueB, 5,i:  45,767,584 msg/sec
            OptimistAtomicQueueB, 6,s:  41,009,605 msg/sec
            OptimistAtomicQueueB, 6,i:  48,958,169 msg/sec
            OptimistAtomicQueueB, 7,s:  41,917,388 msg/sec
            OptimistAtomicQueueB, 7,i:  47,990,207 msg/sec
            OptimistAtomicQueueB, 8,s:  44,427,596 msg/sec
            OptimistAtomicQueueB, 8,i:  48,003,710 msg/sec
                    AtomicQueue2, 1,s:  22,853,202 msg/sec
                    AtomicQueue2, 1,i:  22,925,501 msg/sec
                    AtomicQueue2, 2,s:  11,743,374 msg/sec
                    AtomicQueue2, 2,i:  11,520,102 msg/sec
                    AtomicQueue2, 3,s:   9,506,385 msg/sec
                    AtomicQueue2, 3,i:   9,426,628 msg/sec
                    AtomicQueue2, 4,s:   8,045,199 msg/sec
                    AtomicQueue2, 4,i:   8,028,280 msg/sec
                    AtomicQueue2, 5,s:   7,965,255 msg/sec
                    AtomicQueue2, 5,i:   7,977,421 msg/sec
                    AtomicQueue2, 6,s:   7,629,595 msg/sec
                    AtomicQueue2, 6,i:   7,527,714 msg/sec
                    AtomicQueue2, 7,s:   7,095,540 msg/sec
                    AtomicQueue2, 7,i:   7,900,964 msg/sec
                    AtomicQueue2, 8,s:   6,375,011 msg/sec
                    AtomicQueue2, 8,i:   7,376,060 msg/sec
                   AtomicQueueB2, 1,s:  36,295,705 msg/sec
                   AtomicQueueB2, 1,i:  32,909,021 msg/sec
                   AtomicQueueB2, 2,s:  11,428,397 msg/sec
                   AtomicQueueB2, 2,i:  11,145,467 msg/sec
                   AtomicQueueB2, 3,s:   9,521,565 msg/sec
                   AtomicQueueB2, 3,i:   9,522,881 msg/sec
                   AtomicQueueB2, 4,s:   7,927,279 msg/sec
                   AtomicQueueB2, 4,i:   7,819,078 msg/sec
                   AtomicQueueB2, 5,s:   7,418,452 msg/sec
                   AtomicQueueB2, 5,i:   7,731,450 msg/sec
                   AtomicQueueB2, 6,s:   7,329,418 msg/sec
                   AtomicQueueB2, 6,i:   7,482,135 msg/sec
                   AtomicQueueB2, 7,s:   6,853,631 msg/sec
                   AtomicQueueB2, 7,i:   7,686,815 msg/sec
                   AtomicQueueB2, 8,s:   6,322,591 msg/sec
                   AtomicQueueB2, 8,i:   7,070,235 msg/sec
            OptimistAtomicQueue2, 1,s:  33,092,566 msg/sec
            OptimistAtomicQueue2, 1,i:  29,537,335 msg/sec
            OptimistAtomicQueue2, 2,s:  22,757,995 msg/sec
            OptimistAtomicQueue2, 2,i:  24,674,056 msg/sec
            OptimistAtomicQueue2, 3,s:  30,878,006 msg/sec
            OptimistAtomicQueue2, 3,i:  30,098,696 msg/sec
            OptimistAtomicQueue2, 4,s:  33,317,875 msg/sec
            OptimistAtomicQueue2, 4,i:  33,161,961 msg/sec
            OptimistAtomicQueue2, 5,s:  37,190,204 msg/sec
            OptimistAtomicQueue2, 5,i:  42,359,838 msg/sec
            OptimistAtomicQueue2, 6,s:  40,156,590 msg/sec
            OptimistAtomicQueue2, 6,i:  49,321,392 msg/sec
            OptimistAtomicQueue2, 7,s:  43,434,383 msg/sec
            OptimistAtomicQueue2, 7,i:  51,703,192 msg/sec
            OptimistAtomicQueue2, 8,s:  43,853,513 msg/sec
            OptimistAtomicQueue2, 8,i:  48,393,517 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,093,414 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,878,284 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,222,039 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,149,054 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,807,155 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,745,106 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,426,137 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,477,806 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,319,483 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,178,661 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,199,929 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,495,446 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,671,007 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,539,141 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,328,487 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,216,317 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000326 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000245 sec/round-trip
                      std::mutex: 0.000000514 sec/round-trip
                 tbb::spin_mutex: 0.000000308 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000295 sec/round-trip
     xenium::michael_scott_queue: 0.000000390 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[211] 202m:54s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,973,915 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,243,534 msg/sec
          boost::lockfree::queue, 1,s:   6,812,270 msg/sec
          boost::lockfree::queue, 1,i:   6,871,493 msg/sec
          boost::lockfree::queue, 2,s:   7,559,925 msg/sec
          boost::lockfree::queue, 2,i:   7,569,362 msg/sec
          boost::lockfree::queue, 3,s:   7,332,957 msg/sec
          boost::lockfree::queue, 3,i:   7,579,712 msg/sec
          boost::lockfree::queue, 4,s:   6,421,602 msg/sec
          boost::lockfree::queue, 4,i:   6,762,048 msg/sec
          boost::lockfree::queue, 5,s:   6,405,486 msg/sec
          boost::lockfree::queue, 5,i:   6,472,070 msg/sec
          boost::lockfree::queue, 6,s:   6,009,089 msg/sec
          boost::lockfree::queue, 6,i:   6,082,504 msg/sec
          boost::lockfree::queue, 7,s:   5,965,996 msg/sec
          boost::lockfree::queue, 7,i:   5,956,822 msg/sec
          boost::lockfree::queue, 8,s:   5,486,139 msg/sec
          boost::lockfree::queue, 8,i:   5,601,033 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  77,166,476 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  75,084,525 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,280,927 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,476,585 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,348,675 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,775,183 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,833,101 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,034,533 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,350,768 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,168,892 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,371,532 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,609,965 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,217,581 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  35,114,211 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,176,831 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,869,363 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,329,633 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  22,035,373 msg/sec
                pthread_spinlock, 1,s:  28,782,004 msg/sec
                pthread_spinlock, 1,i:  25,285,045 msg/sec
                pthread_spinlock, 2,s:  16,098,088 msg/sec
                pthread_spinlock, 2,i:  16,855,709 msg/sec
                pthread_spinlock, 3,s:   8,374,494 msg/sec
                pthread_spinlock, 3,i:  12,008,561 msg/sec
                pthread_spinlock, 4,s:   6,533,166 msg/sec
                pthread_spinlock, 4,i:   9,170,171 msg/sec
                pthread_spinlock, 5,s:   8,812,472 msg/sec
                pthread_spinlock, 5,i:   9,443,301 msg/sec
                pthread_spinlock, 6,s:   8,568,816 msg/sec
                pthread_spinlock, 6,i:   8,460,142 msg/sec
                pthread_spinlock, 7,s:   7,524,176 msg/sec
                pthread_spinlock, 7,i:   7,636,725 msg/sec
                pthread_spinlock, 8,s:   6,653,386 msg/sec
                pthread_spinlock, 8,i:   6,883,749 msg/sec
                      std::mutex, 1,s:   5,980,413 msg/sec
                      std::mutex, 1,i:   5,993,702 msg/sec
                      std::mutex, 2,s:   5,647,980 msg/sec
                      std::mutex, 2,i:   4,869,286 msg/sec
                      std::mutex, 3,s:   5,062,741 msg/sec
                      std::mutex, 3,i:   5,193,218 msg/sec
                      std::mutex, 4,s:   5,602,883 msg/sec
                      std::mutex, 4,i:   5,448,613 msg/sec
                      std::mutex, 5,s:   5,245,137 msg/sec
                      std::mutex, 5,i:   5,904,437 msg/sec
                      std::mutex, 6,s:   5,683,572 msg/sec
                      std::mutex, 6,i:   5,961,854 msg/sec
                      std::mutex, 7,s:   5,896,562 msg/sec
                      std::mutex, 7,i:   5,853,254 msg/sec
                      std::mutex, 8,s:   5,728,888 msg/sec
                      std::mutex, 8,i:   5,672,238 msg/sec
                 tbb::spin_mutex, 1,s:  38,031,775 msg/sec
                 tbb::spin_mutex, 1,i:  36,017,830 msg/sec
                 tbb::spin_mutex, 2,s:  21,101,526 msg/sec
                 tbb::spin_mutex, 2,i:  18,754,390 msg/sec
                 tbb::spin_mutex, 3,s:   8,337,259 msg/sec
                 tbb::spin_mutex, 3,i:  10,860,970 msg/sec
                 tbb::spin_mutex, 4,s:   3,134,404 msg/sec
                 tbb::spin_mutex, 4,i:   6,319,779 msg/sec
                 tbb::spin_mutex, 5,s:   5,419,690 msg/sec
                 tbb::spin_mutex, 5,i:   5,703,300 msg/sec
                 tbb::spin_mutex, 6,s:   5,335,622 msg/sec
                 tbb::spin_mutex, 6,i:   4,369,204 msg/sec
                 tbb::spin_mutex, 7,s:   4,512,371 msg/sec
                 tbb::spin_mutex, 7,i:   4,337,789 msg/sec
                 tbb::spin_mutex, 8,s:   3,848,057 msg/sec
                 tbb::spin_mutex, 8,i:   4,163,408 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,380,886 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,560,210 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,846,380 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,439,577 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,136,596 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,929,477 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,417,591 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,264,215 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,793,883 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,861,810 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,101,939 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,901,863 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,045,197 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,943,010 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,971,057 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,105,294 msg/sec
     xenium::michael_scott_queue, 1,s:   9,231,393 msg/sec
     xenium::michael_scott_queue, 1,i:   9,145,478 msg/sec
     xenium::michael_scott_queue, 2,s:   8,581,810 msg/sec
     xenium::michael_scott_queue, 2,i:   8,588,353 msg/sec
     xenium::michael_scott_queue, 3,s:   7,260,545 msg/sec
     xenium::michael_scott_queue, 3,i:   7,598,476 msg/sec
     xenium::michael_scott_queue, 4,s:   6,392,787 msg/sec
     xenium::michael_scott_queue, 4,i:   6,334,970 msg/sec
     xenium::michael_scott_queue, 5,s:   6,305,365 msg/sec
     xenium::michael_scott_queue, 5,i:   6,689,899 msg/sec
     xenium::michael_scott_queue, 6,s:   6,558,526 msg/sec
     xenium::michael_scott_queue, 6,i:   6,738,062 msg/sec
     xenium::michael_scott_queue, 7,s:   6,382,573 msg/sec
     xenium::michael_scott_queue, 7,i:   6,481,775 msg/sec
     xenium::michael_scott_queue, 8,s:   6,000,372 msg/sec
     xenium::michael_scott_queue, 8,i:   6,123,009 msg/sec
         xenium::ramalhete_queue, 1,s:  32,343,369 msg/sec
         xenium::ramalhete_queue, 1,i:  32,259,560 msg/sec
         xenium::ramalhete_queue, 2,s:  23,623,599 msg/sec
         xenium::ramalhete_queue, 2,i:  23,385,636 msg/sec
         xenium::ramalhete_queue, 3,s:  29,247,434 msg/sec
         xenium::ramalhete_queue, 3,i:  28,472,391 msg/sec
         xenium::ramalhete_queue, 4,s:  33,785,696 msg/sec
         xenium::ramalhete_queue, 4,i:  33,433,872 msg/sec
         xenium::ramalhete_queue, 5,s:  31,864,888 msg/sec
         xenium::ramalhete_queue, 5,i:  36,084,246 msg/sec
         xenium::ramalhete_queue, 6,s:  34,009,399 msg/sec
         xenium::ramalhete_queue, 6,i:  38,762,075 msg/sec
         xenium::ramalhete_queue, 7,s:  35,062,001 msg/sec
         xenium::ramalhete_queue, 7,i:  41,813,022 msg/sec
         xenium::ramalhete_queue, 8,s:  35,556,609 msg/sec
         xenium::ramalhete_queue, 8,i:  44,007,293 msg/sec
    xenium::vyukov_bounded_queue, 1,s:  87,475,930 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 102,130,743 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,981,821 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,816,184 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,675,434 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,219,973 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,542,533 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,488,546 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,508,979 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,230,242 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,843,198 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,659,732 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,202,797 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,856,213 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,406,472 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,235,829 msg/sec
                     AtomicQueue, 1,s:  62,465,339 msg/sec
                     AtomicQueue, 1,i:  56,926,263 msg/sec
                     AtomicQueue, 2,s:  12,241,313 msg/sec
                     AtomicQueue, 2,i:  11,682,919 msg/sec
                     AtomicQueue, 3,s:  10,713,350 msg/sec
                     AtomicQueue, 3,i:   9,870,520 msg/sec
                     AtomicQueue, 4,s:   8,152,567 msg/sec
                     AtomicQueue, 4,i:   8,196,312 msg/sec
                     AtomicQueue, 5,s:   7,938,764 msg/sec
                     AtomicQueue, 5,i:   8,080,564 msg/sec
                     AtomicQueue, 6,s:   7,865,540 msg/sec
                     AtomicQueue, 6,i:   7,600,134 msg/sec
                     AtomicQueue, 7,s:   7,115,145 msg/sec
                     AtomicQueue, 7,i:   7,993,931 msg/sec
                     AtomicQueue, 8,s:   6,338,961 msg/sec
                     AtomicQueue, 8,i:   7,285,819 msg/sec
                    AtomicQueueB, 1,s:  76,746,983 msg/sec
                    AtomicQueueB, 1,i: 102,183,249 msg/sec
                    AtomicQueueB, 2,s:  11,787,177 msg/sec
                    AtomicQueueB, 2,i:  11,427,968 msg/sec
                    AtomicQueueB, 3,s:  10,887,317 msg/sec
                    AtomicQueueB, 3,i:  10,135,938 msg/sec
                    AtomicQueueB, 4,s:   8,051,713 msg/sec
                    AtomicQueueB, 4,i:   8,064,570 msg/sec
                    AtomicQueueB, 5,s:   7,597,975 msg/sec
                    AtomicQueueB, 5,i:   7,740,683 msg/sec
                    AtomicQueueB, 6,s:   7,375,243 msg/sec
                    AtomicQueueB, 6,i:   7,581,187 msg/sec
                    AtomicQueueB, 7,s:   6,870,954 msg/sec
                    AtomicQueueB, 7,i:   7,719,222 msg/sec
                    AtomicQueueB, 8,s:   6,278,321 msg/sec
                    AtomicQueueB, 8,i:   7,195,904 msg/sec
             OptimistAtomicQueue, 1,s: 722,816,367 msg/sec
             OptimistAtomicQueue, 1,i: 537,255,224 msg/sec
             OptimistAtomicQueue, 2,s:  32,090,014 msg/sec
             OptimistAtomicQueue, 2,i:  32,187,612 msg/sec
             OptimistAtomicQueue, 3,s:  36,649,325 msg/sec
             OptimistAtomicQueue, 3,i:  37,336,433 msg/sec
             OptimistAtomicQueue, 4,s:  39,265,401 msg/sec
             OptimistAtomicQueue, 4,i:  39,345,098 msg/sec
             OptimistAtomicQueue, 5,s:  41,702,273 msg/sec
             OptimistAtomicQueue, 5,i:  47,530,177 msg/sec
             OptimistAtomicQueue, 6,s:  42,192,114 msg/sec
             OptimistAtomicQueue, 6,i:  50,421,440 msg/sec
             OptimistAtomicQueue, 7,s:  44,948,576 msg/sec
             OptimistAtomicQueue, 7,i:  52,853,107 msg/sec
             OptimistAtomicQueue, 8,s:  46,468,237 msg/sec
             OptimistAtomicQueue, 8,i:  48,696,143 msg/sec
            OptimistAtomicQueueB, 1,s:  96,952,360 msg/sec
            OptimistAtomicQueueB, 1,i:  76,503,892 msg/sec
            OptimistAtomicQueueB, 2,s:  32,189,716 msg/sec
            OptimistAtomicQueueB, 2,i:  32,376,629 msg/sec
            OptimistAtomicQueueB, 3,s:  36,322,434 msg/sec
            OptimistAtomicQueueB, 3,i:  36,922,598 msg/sec
            OptimistAtomicQueueB, 4,s:  38,739,648 msg/sec
            OptimistAtomicQueueB, 4,i:  38,560,247 msg/sec
            OptimistAtomicQueueB, 5,s:  40,984,304 msg/sec
            OptimistAtomicQueueB, 5,i:  45,398,527 msg/sec
            OptimistAtomicQueueB, 6,s:  40,776,011 msg/sec
            OptimistAtomicQueueB, 6,i:  49,217,866 msg/sec
            OptimistAtomicQueueB, 7,s:  41,889,986 msg/sec
            OptimistAtomicQueueB, 7,i:  47,840,937 msg/sec
            OptimistAtomicQueueB, 8,s:  44,217,137 msg/sec
            OptimistAtomicQueueB, 8,i:  48,009,164 msg/sec
                    AtomicQueue2, 1,s:  22,888,806 msg/sec
                    AtomicQueue2, 1,i:  22,966,871 msg/sec
                    AtomicQueue2, 2,s:  11,762,135 msg/sec
                    AtomicQueue2, 2,i:  11,338,625 msg/sec
                    AtomicQueue2, 3,s:   9,674,910 msg/sec
                    AtomicQueue2, 3,i:   9,447,402 msg/sec
                    AtomicQueue2, 4,s:   8,052,694 msg/sec
                    AtomicQueue2, 4,i:   8,043,073 msg/sec
                    AtomicQueue2, 5,s:   7,888,413 msg/sec
                    AtomicQueue2, 5,i:   8,049,000 msg/sec
                    AtomicQueue2, 6,s:   7,854,308 msg/sec
                    AtomicQueue2, 6,i:   7,513,629 msg/sec
                    AtomicQueue2, 7,s:   7,119,432 msg/sec
                    AtomicQueue2, 7,i:   7,882,677 msg/sec
                    AtomicQueue2, 8,s:   6,369,643 msg/sec
                    AtomicQueue2, 8,i:   7,242,735 msg/sec
                   AtomicQueueB2, 1,s:  35,809,110 msg/sec
                   AtomicQueueB2, 1,i:  32,915,640 msg/sec
                   AtomicQueueB2, 2,s:  11,421,028 msg/sec
                   AtomicQueueB2, 2,i:  11,107,754 msg/sec
                   AtomicQueueB2, 3,s:   9,542,802 msg/sec
                   AtomicQueueB2, 3,i:   9,495,813 msg/sec
                   AtomicQueueB2, 4,s:   7,898,911 msg/sec
                   AtomicQueueB2, 4,i:   7,771,729 msg/sec
                   AtomicQueueB2, 5,s:   7,527,101 msg/sec
                   AtomicQueueB2, 5,i:   7,601,869 msg/sec
                   AtomicQueueB2, 6,s:   7,267,798 msg/sec
                   AtomicQueueB2, 6,i:   7,398,790 msg/sec
                   AtomicQueueB2, 7,s:   6,952,152 msg/sec
                   AtomicQueueB2, 7,i:   7,697,288 msg/sec
                   AtomicQueueB2, 8,s:   6,284,228 msg/sec
                   AtomicQueueB2, 8,i:   7,046,240 msg/sec
            OptimistAtomicQueue2, 1,s: 521,011,616 msg/sec
            OptimistAtomicQueue2, 1,i:  31,697,652 msg/sec
            OptimistAtomicQueue2, 2,s:  26,092,947 msg/sec
            OptimistAtomicQueue2, 2,i:  24,020,043 msg/sec
            OptimistAtomicQueue2, 3,s:  30,323,800 msg/sec
            OptimistAtomicQueue2, 3,i:  29,937,159 msg/sec
            OptimistAtomicQueue2, 4,s:  33,132,586 msg/sec
            OptimistAtomicQueue2, 4,i:  33,390,586 msg/sec
            OptimistAtomicQueue2, 5,s:  37,238,529 msg/sec
            OptimistAtomicQueue2, 5,i:  40,369,509 msg/sec
            OptimistAtomicQueue2, 6,s:  40,140,999 msg/sec
            OptimistAtomicQueue2, 6,i:  49,264,926 msg/sec
            OptimistAtomicQueue2, 7,s:  43,269,529 msg/sec
            OptimistAtomicQueue2, 7,i:  48,075,237 msg/sec
            OptimistAtomicQueue2, 8,s:  43,874,173 msg/sec
            OptimistAtomicQueue2, 8,i:  48,734,483 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,454,228 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,880,678 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,673,265 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,656,882 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,017,240 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,033,687 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,475,831 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,067,231 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,275,489 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,622,648 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,420,016 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,074,271 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,085,086 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,036,865 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,610,607 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,793,488 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000135 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000279 sec/round-trip
                      std::mutex: 0.000000450 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000208 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[212] 201m:34s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,065,471 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,014,725 msg/sec
          boost::lockfree::queue, 1,s:   6,868,367 msg/sec
          boost::lockfree::queue, 1,i:   6,907,435 msg/sec
          boost::lockfree::queue, 2,s:   7,694,822 msg/sec
          boost::lockfree::queue, 2,i:   7,522,124 msg/sec
          boost::lockfree::queue, 3,s:   7,421,214 msg/sec
          boost::lockfree::queue, 3,i:   7,563,865 msg/sec
          boost::lockfree::queue, 4,s:   6,423,894 msg/sec
          boost::lockfree::queue, 4,i:   6,861,239 msg/sec
          boost::lockfree::queue, 5,s:   6,412,588 msg/sec
          boost::lockfree::queue, 5,i:   6,492,482 msg/sec
          boost::lockfree::queue, 6,s:   5,956,750 msg/sec
          boost::lockfree::queue, 6,i:   6,109,580 msg/sec
          boost::lockfree::queue, 7,s:   5,952,016 msg/sec
          boost::lockfree::queue, 7,i:   5,987,191 msg/sec
          boost::lockfree::queue, 8,s:   5,460,460 msg/sec
          boost::lockfree::queue, 8,i:   5,649,374 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 430,253,766 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  70,616,247 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,403,411 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,739,199 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,966,243 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,759,907 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,887,053 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,491,924 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,552,589 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,246,236 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,415,814 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,960,427 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,342,435 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,467,912 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,067,712 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,034,870 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,282,809 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,310,718 msg/sec
                pthread_spinlock, 1,s:  28,950,360 msg/sec
                pthread_spinlock, 1,i:  29,217,929 msg/sec
                pthread_spinlock, 2,s:  15,480,984 msg/sec
                pthread_spinlock, 2,i:  17,112,110 msg/sec
                pthread_spinlock, 3,s:   8,311,829 msg/sec
                pthread_spinlock, 3,i:  12,017,681 msg/sec
                pthread_spinlock, 4,s:   6,501,712 msg/sec
                pthread_spinlock, 4,i:   9,116,789 msg/sec
                pthread_spinlock, 5,s:   8,523,647 msg/sec
                pthread_spinlock, 5,i:   9,419,226 msg/sec
                pthread_spinlock, 6,s:   8,519,373 msg/sec
                pthread_spinlock, 6,i:   8,530,563 msg/sec
                pthread_spinlock, 7,s:   7,522,836 msg/sec
                pthread_spinlock, 7,i:   7,951,421 msg/sec
                pthread_spinlock, 8,s:   6,770,128 msg/sec
                pthread_spinlock, 8,i:   7,026,568 msg/sec
                      std::mutex, 1,s:   7,525,616 msg/sec
                      std::mutex, 1,i:   7,018,203 msg/sec
                      std::mutex, 2,s:   5,262,909 msg/sec
                      std::mutex, 2,i:   5,137,779 msg/sec
                      std::mutex, 3,s:   4,996,900 msg/sec
                      std::mutex, 3,i:   5,508,630 msg/sec
                      std::mutex, 4,s:   6,333,562 msg/sec
                      std::mutex, 4,i:   6,227,198 msg/sec
                      std::mutex, 5,s:   5,973,833 msg/sec
                      std::mutex, 5,i:   6,057,560 msg/sec
                      std::mutex, 6,s:   5,983,357 msg/sec
                      std::mutex, 6,i:   5,908,178 msg/sec
                      std::mutex, 7,s:   5,791,109 msg/sec
                      std::mutex, 7,i:   5,806,695 msg/sec
                      std::mutex, 8,s:   5,729,862 msg/sec
                      std::mutex, 8,i:   5,689,091 msg/sec
                 tbb::spin_mutex, 1,s:  38,026,425 msg/sec
                 tbb::spin_mutex, 1,i:  33,193,198 msg/sec
                 tbb::spin_mutex, 2,s:  21,322,109 msg/sec
                 tbb::spin_mutex, 2,i:  18,687,209 msg/sec
                 tbb::spin_mutex, 3,s:   8,605,336 msg/sec
                 tbb::spin_mutex, 3,i:  10,324,524 msg/sec
                 tbb::spin_mutex, 4,s:   3,260,977 msg/sec
                 tbb::spin_mutex, 4,i:   6,445,379 msg/sec
                 tbb::spin_mutex, 5,s:   5,602,460 msg/sec
                 tbb::spin_mutex, 5,i:   5,737,326 msg/sec
                 tbb::spin_mutex, 6,s:   5,334,360 msg/sec
                 tbb::spin_mutex, 6,i:   4,330,585 msg/sec
                 tbb::spin_mutex, 7,s:   4,866,711 msg/sec
                 tbb::spin_mutex, 7,i:   4,318,829 msg/sec
                 tbb::spin_mutex, 8,s:   4,238,343 msg/sec
                 tbb::spin_mutex, 8,i:   4,077,642 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,079,225 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,110,804 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,200,694 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,188,545 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,239,678 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,356,251 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,010,347 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,249,991 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,670,215 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,370,918 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,644,377 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,722,362 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,633,133 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,132,765 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,756,193 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,966,622 msg/sec
     xenium::michael_scott_queue, 1,s:   9,244,733 msg/sec
     xenium::michael_scott_queue, 1,i:   9,231,674 msg/sec
     xenium::michael_scott_queue, 2,s:   8,493,921 msg/sec
     xenium::michael_scott_queue, 2,i:   8,525,644 msg/sec
     xenium::michael_scott_queue, 3,s:   7,294,715 msg/sec
     xenium::michael_scott_queue, 3,i:   7,568,272 msg/sec
     xenium::michael_scott_queue, 4,s:   6,310,753 msg/sec
     xenium::michael_scott_queue, 4,i:   6,351,188 msg/sec
     xenium::michael_scott_queue, 5,s:   6,329,424 msg/sec
     xenium::michael_scott_queue, 5,i:   6,771,153 msg/sec
     xenium::michael_scott_queue, 6,s:   6,549,319 msg/sec
     xenium::michael_scott_queue, 6,i:   6,762,203 msg/sec
     xenium::michael_scott_queue, 7,s:   6,359,637 msg/sec
     xenium::michael_scott_queue, 7,i:   6,477,323 msg/sec
     xenium::michael_scott_queue, 8,s:   6,067,690 msg/sec
     xenium::michael_scott_queue, 8,i:   6,080,703 msg/sec
         xenium::ramalhete_queue, 1,s:  31,808,615 msg/sec
         xenium::ramalhete_queue, 1,i:  32,342,760 msg/sec
         xenium::ramalhete_queue, 2,s:  23,576,827 msg/sec
         xenium::ramalhete_queue, 2,i:  23,352,835 msg/sec
         xenium::ramalhete_queue, 3,s:  29,125,193 msg/sec
         xenium::ramalhete_queue, 3,i:  28,461,728 msg/sec
         xenium::ramalhete_queue, 4,s:  33,892,265 msg/sec
         xenium::ramalhete_queue, 4,i:  33,525,736 msg/sec
         xenium::ramalhete_queue, 5,s:  32,113,200 msg/sec
         xenium::ramalhete_queue, 5,i:  36,041,030 msg/sec
         xenium::ramalhete_queue, 6,s:  34,066,595 msg/sec
         xenium::ramalhete_queue, 6,i:  39,124,110 msg/sec
         xenium::ramalhete_queue, 7,s:  35,355,128 msg/sec
         xenium::ramalhete_queue, 7,i:  41,513,364 msg/sec
         xenium::ramalhete_queue, 8,s:  35,601,821 msg/sec
         xenium::ramalhete_queue, 8,i:  43,839,320 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,129,658 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 110,161,197 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,566,129 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,126,475 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,619,852 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,908,908 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,588,892 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,121,150 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,927,079 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,280,164 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,039,581 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,406,162 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,293,450 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,038,501 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,400,650 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,310,619 msg/sec
                     AtomicQueue, 1,s:  60,610,286 msg/sec
                     AtomicQueue, 1,i:  56,792,798 msg/sec
                     AtomicQueue, 2,s:  12,262,112 msg/sec
                     AtomicQueue, 2,i:  11,764,890 msg/sec
                     AtomicQueue, 3,s:  10,795,938 msg/sec
                     AtomicQueue, 3,i:   9,947,581 msg/sec
                     AtomicQueue, 4,s:   8,183,145 msg/sec
                     AtomicQueue, 4,i:   8,202,977 msg/sec
                     AtomicQueue, 5,s:   8,010,523 msg/sec
                     AtomicQueue, 5,i:   8,097,537 msg/sec
                     AtomicQueue, 6,s:   7,889,341 msg/sec
                     AtomicQueue, 6,i:   7,598,935 msg/sec
                     AtomicQueue, 7,s:   7,050,646 msg/sec
                     AtomicQueue, 7,i:   7,986,914 msg/sec
                     AtomicQueue, 8,s:   6,320,668 msg/sec
                     AtomicQueue, 8,i:   7,499,398 msg/sec
                    AtomicQueueB, 1,s:  93,482,480 msg/sec
                    AtomicQueueB, 1,i:  42,947,292 msg/sec
                    AtomicQueueB, 2,s:  11,737,192 msg/sec
                    AtomicQueueB, 2,i:  11,497,398 msg/sec
                    AtomicQueueB, 3,s:  11,032,346 msg/sec
                    AtomicQueueB, 3,i:  10,155,118 msg/sec
                    AtomicQueueB, 4,s:   8,017,555 msg/sec
                    AtomicQueueB, 4,i:   8,009,524 msg/sec
                    AtomicQueueB, 5,s:   7,603,827 msg/sec
                    AtomicQueueB, 5,i:   7,819,618 msg/sec
                    AtomicQueueB, 6,s:   7,301,707 msg/sec
                    AtomicQueueB, 6,i:   7,524,809 msg/sec
                    AtomicQueueB, 7,s:   6,913,466 msg/sec
                    AtomicQueueB, 7,i:   7,720,046 msg/sec
                    AtomicQueueB, 8,s:   6,292,185 msg/sec
                    AtomicQueueB, 8,i:   7,159,570 msg/sec
             OptimistAtomicQueue, 1,s: 782,846,885 msg/sec
             OptimistAtomicQueue, 1,i: 617,112,720 msg/sec
             OptimistAtomicQueue, 2,s:  32,012,540 msg/sec
             OptimistAtomicQueue, 2,i:  31,952,025 msg/sec
             OptimistAtomicQueue, 3,s:  36,537,452 msg/sec
             OptimistAtomicQueue, 3,i:  37,334,895 msg/sec
             OptimistAtomicQueue, 4,s:  39,255,674 msg/sec
             OptimistAtomicQueue, 4,i:  39,414,413 msg/sec
             OptimistAtomicQueue, 5,s:  41,624,221 msg/sec
             OptimistAtomicQueue, 5,i:  48,584,397 msg/sec
             OptimistAtomicQueue, 6,s:  41,531,225 msg/sec
             OptimistAtomicQueue, 6,i:  50,251,656 msg/sec
             OptimistAtomicQueue, 7,s:  43,985,752 msg/sec
             OptimistAtomicQueue, 7,i:  53,069,306 msg/sec
             OptimistAtomicQueue, 8,s:  46,439,058 msg/sec
             OptimistAtomicQueue, 8,i:  49,000,324 msg/sec
            OptimistAtomicQueueB, 1,s:  77,855,690 msg/sec
            OptimistAtomicQueueB, 1,i:  75,988,800 msg/sec
            OptimistAtomicQueueB, 2,s:  32,190,720 msg/sec
            OptimistAtomicQueueB, 2,i:  31,916,577 msg/sec
            OptimistAtomicQueueB, 3,s:  36,119,560 msg/sec
            OptimistAtomicQueueB, 3,i:  36,806,631 msg/sec
            OptimistAtomicQueueB, 4,s:  38,575,872 msg/sec
            OptimistAtomicQueueB, 4,i:  38,357,209 msg/sec
            OptimistAtomicQueueB, 5,s:  40,911,976 msg/sec
            OptimistAtomicQueueB, 5,i:  45,259,846 msg/sec
            OptimistAtomicQueueB, 6,s:  40,582,337 msg/sec
            OptimistAtomicQueueB, 6,i:  49,111,396 msg/sec
            OptimistAtomicQueueB, 7,s:  41,989,705 msg/sec
            OptimistAtomicQueueB, 7,i:  51,485,009 msg/sec
            OptimistAtomicQueueB, 8,s:  44,304,064 msg/sec
            OptimistAtomicQueueB, 8,i:  47,531,853 msg/sec
                    AtomicQueue2, 1,s:  22,925,247 msg/sec
                    AtomicQueue2, 1,i:  22,823,217 msg/sec
                    AtomicQueue2, 2,s:  11,760,801 msg/sec
                    AtomicQueue2, 2,i:  11,439,040 msg/sec
                    AtomicQueue2, 3,s:   9,421,008 msg/sec
                    AtomicQueue2, 3,i:   9,387,760 msg/sec
                    AtomicQueue2, 4,s:   8,040,336 msg/sec
                    AtomicQueue2, 4,i:   8,072,349 msg/sec
                    AtomicQueue2, 5,s:   7,959,649 msg/sec
                    AtomicQueue2, 5,i:   8,048,349 msg/sec
                    AtomicQueue2, 6,s:   7,758,525 msg/sec
                    AtomicQueue2, 6,i:   7,520,908 msg/sec
                    AtomicQueue2, 7,s:   7,156,974 msg/sec
                    AtomicQueue2, 7,i:   7,900,601 msg/sec
                    AtomicQueue2, 8,s:   6,410,101 msg/sec
                    AtomicQueue2, 8,i:   7,226,371 msg/sec
                   AtomicQueueB2, 1,s:  35,961,480 msg/sec
                   AtomicQueueB2, 1,i:  32,656,969 msg/sec
                   AtomicQueueB2, 2,s:  11,431,748 msg/sec
                   AtomicQueueB2, 2,i:  11,102,133 msg/sec
                   AtomicQueueB2, 3,s:   9,624,922 msg/sec
                   AtomicQueueB2, 3,i:   9,567,235 msg/sec
                   AtomicQueueB2, 4,s:   7,961,020 msg/sec
                   AtomicQueueB2, 4,i:   7,895,229 msg/sec
                   AtomicQueueB2, 5,s:   7,565,386 msg/sec
                   AtomicQueueB2, 5,i:   7,700,362 msg/sec
                   AtomicQueueB2, 6,s:   7,293,503 msg/sec
                   AtomicQueueB2, 6,i:   7,449,376 msg/sec
                   AtomicQueueB2, 7,s:   6,898,905 msg/sec
                   AtomicQueueB2, 7,i:   7,689,691 msg/sec
                   AtomicQueueB2, 8,s:   6,283,647 msg/sec
                   AtomicQueueB2, 8,i:   6,958,732 msg/sec
            OptimistAtomicQueue2, 1,s: 471,946,163 msg/sec
            OptimistAtomicQueue2, 1,i:  29,577,933 msg/sec
            OptimistAtomicQueue2, 2,s:  24,790,163 msg/sec
            OptimistAtomicQueue2, 2,i:  24,763,549 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,878 msg/sec
            OptimistAtomicQueue2, 3,i:  30,248,509 msg/sec
            OptimistAtomicQueue2, 4,s:  33,269,318 msg/sec
            OptimistAtomicQueue2, 4,i:  33,158,850 msg/sec
            OptimistAtomicQueue2, 5,s:  36,908,451 msg/sec
            OptimistAtomicQueue2, 5,i:  40,861,422 msg/sec
            OptimistAtomicQueue2, 6,s:  40,497,956 msg/sec
            OptimistAtomicQueue2, 6,i:  48,880,221 msg/sec
            OptimistAtomicQueue2, 7,s:  43,186,664 msg/sec
            OptimistAtomicQueue2, 7,i:  48,073,260 msg/sec
            OptimistAtomicQueue2, 8,s:  43,947,005 msg/sec
            OptimistAtomicQueue2, 8,i:  49,075,750 msg/sec
           OptimistAtomicQueueB2, 1,s:  73,883,054 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,870,345 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,256,471 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,687,084 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,043,916 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,553,669 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,191,902 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,227,239 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,704,071 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,468,020 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,361,575 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,435,176 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,794,665 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,282,204 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,036,452 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,348,718 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000223 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000423 sec/round-trip
                 tbb::spin_mutex: 0.000000258 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[213] 200m:15s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,767,640 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,391,436 msg/sec
          boost::lockfree::queue, 1,s:   7,419,923 msg/sec
          boost::lockfree::queue, 1,i:   7,033,584 msg/sec
          boost::lockfree::queue, 2,s:   7,499,062 msg/sec
          boost::lockfree::queue, 2,i:   7,566,543 msg/sec
          boost::lockfree::queue, 3,s:   7,448,798 msg/sec
          boost::lockfree::queue, 3,i:   7,563,412 msg/sec
          boost::lockfree::queue, 4,s:   6,420,053 msg/sec
          boost::lockfree::queue, 4,i:   6,748,885 msg/sec
          boost::lockfree::queue, 5,s:   6,472,427 msg/sec
          boost::lockfree::queue, 5,i:   6,509,365 msg/sec
          boost::lockfree::queue, 6,s:   5,973,553 msg/sec
          boost::lockfree::queue, 6,i:   6,083,599 msg/sec
          boost::lockfree::queue, 7,s:   5,980,966 msg/sec
          boost::lockfree::queue, 7,i:   6,060,061 msg/sec
          boost::lockfree::queue, 8,s:   5,440,599 msg/sec
          boost::lockfree::queue, 8,i:   5,559,125 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 403,022,629 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 458,695,186 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,469,344 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,752,244 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,994,399 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,064,846 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,733,496 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,786,919 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,858,656 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,178,265 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,326,324 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,743,268 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,242,788 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,401,184 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,884,300 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,684,674 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  47,522,212 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  19,749,622 msg/sec
                pthread_spinlock, 1,s:  29,252,092 msg/sec
                pthread_spinlock, 1,i:  25,424,533 msg/sec
                pthread_spinlock, 2,s:  15,197,057 msg/sec
                pthread_spinlock, 2,i:  16,841,434 msg/sec
                pthread_spinlock, 3,s:   8,300,258 msg/sec
                pthread_spinlock, 3,i:  12,017,581 msg/sec
                pthread_spinlock, 4,s:   6,457,602 msg/sec
                pthread_spinlock, 4,i:   8,954,559 msg/sec
                pthread_spinlock, 5,s:   8,757,307 msg/sec
                pthread_spinlock, 5,i:   9,091,742 msg/sec
                pthread_spinlock, 6,s:   8,483,922 msg/sec
                pthread_spinlock, 6,i:   8,626,978 msg/sec
                pthread_spinlock, 7,s:   7,599,625 msg/sec
                pthread_spinlock, 7,i:   7,962,242 msg/sec
                pthread_spinlock, 8,s:   6,619,794 msg/sec
                pthread_spinlock, 8,i:   6,910,281 msg/sec
                      std::mutex, 1,s:   7,643,340 msg/sec
                      std::mutex, 1,i:   7,684,731 msg/sec
                      std::mutex, 2,s:   5,931,522 msg/sec
                      std::mutex, 2,i:   6,098,962 msg/sec
                      std::mutex, 3,s:   6,009,670 msg/sec
                      std::mutex, 3,i:   6,100,188 msg/sec
                      std::mutex, 4,s:   6,151,733 msg/sec
                      std::mutex, 4,i:   6,214,803 msg/sec
                      std::mutex, 5,s:   6,012,702 msg/sec
                      std::mutex, 5,i:   6,159,998 msg/sec
                      std::mutex, 6,s:   5,929,631 msg/sec
                      std::mutex, 6,i:   5,941,685 msg/sec
                      std::mutex, 7,s:   5,886,767 msg/sec
                      std::mutex, 7,i:   5,849,824 msg/sec
                      std::mutex, 8,s:   5,729,852 msg/sec
                      std::mutex, 8,i:   5,685,969 msg/sec
                 tbb::spin_mutex, 1,s:  41,646,779 msg/sec
                 tbb::spin_mutex, 1,i:  41,496,741 msg/sec
                 tbb::spin_mutex, 2,s:  21,191,398 msg/sec
                 tbb::spin_mutex, 2,i:  20,683,296 msg/sec
                 tbb::spin_mutex, 3,s:   9,098,593 msg/sec
                 tbb::spin_mutex, 3,i:  10,189,962 msg/sec
                 tbb::spin_mutex, 4,s:   3,197,665 msg/sec
                 tbb::spin_mutex, 4,i:   6,329,854 msg/sec
                 tbb::spin_mutex, 5,s:   5,558,150 msg/sec
                 tbb::spin_mutex, 5,i:   5,647,255 msg/sec
                 tbb::spin_mutex, 6,s:   5,326,603 msg/sec
                 tbb::spin_mutex, 6,i:   4,358,771 msg/sec
                 tbb::spin_mutex, 7,s:   4,833,746 msg/sec
                 tbb::spin_mutex, 7,i:   4,244,203 msg/sec
                 tbb::spin_mutex, 8,s:   4,233,012 msg/sec
                 tbb::spin_mutex, 8,i:   4,045,793 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,295,596 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,273,043 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,497,323 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,208,288 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,671,508 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,840,840 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,967,421 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,335,097 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,493,151 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,605,671 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,920,718 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,717,030 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,929,769 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,061,332 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,896,823 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,411,542 msg/sec
     xenium::michael_scott_queue, 1,s:   9,278,755 msg/sec
     xenium::michael_scott_queue, 1,i:   9,264,817 msg/sec
     xenium::michael_scott_queue, 2,s:   8,325,175 msg/sec
     xenium::michael_scott_queue, 2,i:   8,307,578 msg/sec
     xenium::michael_scott_queue, 3,s:   7,185,971 msg/sec
     xenium::michael_scott_queue, 3,i:   7,509,460 msg/sec
     xenium::michael_scott_queue, 4,s:   6,306,705 msg/sec
     xenium::michael_scott_queue, 4,i:   6,395,891 msg/sec
     xenium::michael_scott_queue, 5,s:   6,265,986 msg/sec
     xenium::michael_scott_queue, 5,i:   6,680,204 msg/sec
     xenium::michael_scott_queue, 6,s:   6,512,251 msg/sec
     xenium::michael_scott_queue, 6,i:   6,698,535 msg/sec
     xenium::michael_scott_queue, 7,s:   6,305,276 msg/sec
     xenium::michael_scott_queue, 7,i:   6,493,458 msg/sec
     xenium::michael_scott_queue, 8,s:   6,025,374 msg/sec
     xenium::michael_scott_queue, 8,i:   6,055,850 msg/sec
         xenium::ramalhete_queue, 1,s:  31,820,067 msg/sec
         xenium::ramalhete_queue, 1,i:  32,424,757 msg/sec
         xenium::ramalhete_queue, 2,s:  23,548,390 msg/sec
         xenium::ramalhete_queue, 2,i:  23,392,649 msg/sec
         xenium::ramalhete_queue, 3,s:  29,207,461 msg/sec
         xenium::ramalhete_queue, 3,i:  28,617,429 msg/sec
         xenium::ramalhete_queue, 4,s:  33,713,976 msg/sec
         xenium::ramalhete_queue, 4,i:  33,478,902 msg/sec
         xenium::ramalhete_queue, 5,s:  32,228,400 msg/sec
         xenium::ramalhete_queue, 5,i:  35,985,833 msg/sec
         xenium::ramalhete_queue, 6,s:  33,928,643 msg/sec
         xenium::ramalhete_queue, 6,i:  39,473,196 msg/sec
         xenium::ramalhete_queue, 7,s:  34,989,812 msg/sec
         xenium::ramalhete_queue, 7,i:  40,940,096 msg/sec
         xenium::ramalhete_queue, 8,s:  35,496,879 msg/sec
         xenium::ramalhete_queue, 8,i:  43,973,002 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,435,326 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  73,666,035 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,956,533 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  27,929,082 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,562,889 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,186,253 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,469,007 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,121,425 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,832,974 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,408,870 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,847,551 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,517,170 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,220,590 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,210,474 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,468,120 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,526,180 msg/sec
                     AtomicQueue, 1,s:  58,863,328 msg/sec
                     AtomicQueue, 1,i:  56,692,565 msg/sec
                     AtomicQueue, 2,s:  12,375,795 msg/sec
                     AtomicQueue, 2,i:  11,766,653 msg/sec
                     AtomicQueue, 3,s:  10,741,123 msg/sec
                     AtomicQueue, 3,i:   9,947,383 msg/sec
                     AtomicQueue, 4,s:   8,176,642 msg/sec
                     AtomicQueue, 4,i:   8,199,778 msg/sec
                     AtomicQueue, 5,s:   8,036,095 msg/sec
                     AtomicQueue, 5,i:   8,061,018 msg/sec
                     AtomicQueue, 6,s:   7,954,807 msg/sec
                     AtomicQueue, 6,i:   7,618,427 msg/sec
                     AtomicQueue, 7,s:   7,144,681 msg/sec
                     AtomicQueue, 7,i:   7,973,190 msg/sec
                     AtomicQueue, 8,s:   6,329,882 msg/sec
                     AtomicQueue, 8,i:   7,344,774 msg/sec
                    AtomicQueueB, 1,s:  53,737,021 msg/sec
                    AtomicQueueB, 1,i:  42,984,376 msg/sec
                    AtomicQueueB, 2,s:  11,790,063 msg/sec
                    AtomicQueueB, 2,i:  11,466,090 msg/sec
                    AtomicQueueB, 3,s:  10,999,473 msg/sec
                    AtomicQueueB, 3,i:  10,227,686 msg/sec
                    AtomicQueueB, 4,s:   8,003,039 msg/sec
                    AtomicQueueB, 4,i:   8,026,399 msg/sec
                    AtomicQueueB, 5,s:   7,486,368 msg/sec
                    AtomicQueueB, 5,i:   7,719,727 msg/sec
                    AtomicQueueB, 6,s:   7,172,743 msg/sec
                    AtomicQueueB, 6,i:   7,606,482 msg/sec
                    AtomicQueueB, 7,s:   6,933,886 msg/sec
                    AtomicQueueB, 7,i:   7,726,024 msg/sec
                    AtomicQueueB, 8,s:   6,258,634 msg/sec
                    AtomicQueueB, 8,i:   7,151,159 msg/sec
             OptimistAtomicQueue, 1,s: 708,884,143 msg/sec
             OptimistAtomicQueue, 1,i: 724,750,989 msg/sec
             OptimistAtomicQueue, 2,s:  32,297,728 msg/sec
             OptimistAtomicQueue, 2,i:  32,726,253 msg/sec
             OptimistAtomicQueue, 3,s:  36,693,643 msg/sec
             OptimistAtomicQueue, 3,i:  37,421,393 msg/sec
             OptimistAtomicQueue, 4,s:  39,281,839 msg/sec
             OptimistAtomicQueue, 4,i:  39,399,368 msg/sec
             OptimistAtomicQueue, 5,s:  41,760,101 msg/sec
             OptimistAtomicQueue, 5,i:  46,404,774 msg/sec
             OptimistAtomicQueue, 6,s:  42,754,472 msg/sec
             OptimistAtomicQueue, 6,i:  50,500,106 msg/sec
             OptimistAtomicQueue, 7,s:  45,330,986 msg/sec
             OptimistAtomicQueue, 7,i:  49,308,837 msg/sec
             OptimistAtomicQueue, 8,s:  46,341,269 msg/sec
             OptimistAtomicQueue, 8,i:  49,400,366 msg/sec
            OptimistAtomicQueueB, 1,s:  89,916,702 msg/sec
            OptimistAtomicQueueB, 1,i:  76,565,581 msg/sec
            OptimistAtomicQueueB, 2,s:  32,247,397 msg/sec
            OptimistAtomicQueueB, 2,i:  31,975,501 msg/sec
            OptimistAtomicQueueB, 3,s:  36,203,670 msg/sec
            OptimistAtomicQueueB, 3,i:  36,680,134 msg/sec
            OptimistAtomicQueueB, 4,s:  38,673,384 msg/sec
            OptimistAtomicQueueB, 4,i:  38,694,847 msg/sec
            OptimistAtomicQueueB, 5,s:  40,965,324 msg/sec
            OptimistAtomicQueueB, 5,i:  46,105,056 msg/sec
            OptimistAtomicQueueB, 6,s:  41,051,664 msg/sec
            OptimistAtomicQueueB, 6,i:  48,551,019 msg/sec
            OptimistAtomicQueueB, 7,s:  42,850,104 msg/sec
            OptimistAtomicQueueB, 7,i:  48,035,258 msg/sec
            OptimistAtomicQueueB, 8,s:  44,328,696 msg/sec
            OptimistAtomicQueueB, 8,i:  47,921,180 msg/sec
                    AtomicQueue2, 1,s:  22,874,365 msg/sec
                    AtomicQueue2, 1,i:  22,842,155 msg/sec
                    AtomicQueue2, 2,s:  11,802,984 msg/sec
                    AtomicQueue2, 2,i:  11,569,008 msg/sec
                    AtomicQueue2, 3,s:   9,388,386 msg/sec
                    AtomicQueue2, 3,i:   9,361,923 msg/sec
                    AtomicQueue2, 4,s:   8,037,687 msg/sec
                    AtomicQueue2, 4,i:   8,041,987 msg/sec
                    AtomicQueue2, 5,s:   7,888,012 msg/sec
                    AtomicQueue2, 5,i:   8,014,503 msg/sec
                    AtomicQueue2, 6,s:   7,578,058 msg/sec
                    AtomicQueue2, 6,i:   7,513,802 msg/sec
                    AtomicQueue2, 7,s:   7,182,638 msg/sec
                    AtomicQueue2, 7,i:   7,872,985 msg/sec
                    AtomicQueue2, 8,s:   6,412,901 msg/sec
                    AtomicQueue2, 8,i:   7,374,129 msg/sec
                   AtomicQueueB2, 1,s:  38,766,474 msg/sec
                   AtomicQueueB2, 1,i:  33,448,980 msg/sec
                   AtomicQueueB2, 2,s:  11,384,776 msg/sec
                   AtomicQueueB2, 2,i:  11,114,307 msg/sec
                   AtomicQueueB2, 3,s:   9,537,163 msg/sec
                   AtomicQueueB2, 3,i:   9,490,915 msg/sec
                   AtomicQueueB2, 4,s:   7,864,206 msg/sec
                   AtomicQueueB2, 4,i:   7,754,418 msg/sec
                   AtomicQueueB2, 5,s:   7,503,138 msg/sec
                   AtomicQueueB2, 5,i:   7,748,596 msg/sec
                   AtomicQueueB2, 6,s:   7,282,244 msg/sec
                   AtomicQueueB2, 6,i:   7,415,708 msg/sec
                   AtomicQueueB2, 7,s:   6,912,146 msg/sec
                   AtomicQueueB2, 7,i:   7,741,500 msg/sec
                   AtomicQueueB2, 8,s:   6,269,751 msg/sec
                   AtomicQueueB2, 8,i:   7,124,187 msg/sec
            OptimistAtomicQueue2, 1,s: 426,262,410 msg/sec
            OptimistAtomicQueue2, 1,i:  31,840,007 msg/sec
            OptimistAtomicQueue2, 2,s:  29,416,783 msg/sec
            OptimistAtomicQueue2, 2,i:  26,276,722 msg/sec
            OptimistAtomicQueue2, 3,s:  30,517,719 msg/sec
            OptimistAtomicQueue2, 3,i:  30,031,955 msg/sec
            OptimistAtomicQueue2, 4,s:  33,244,499 msg/sec
            OptimistAtomicQueue2, 4,i:  33,051,731 msg/sec
            OptimistAtomicQueue2, 5,s:  37,111,360 msg/sec
            OptimistAtomicQueue2, 5,i:  41,065,402 msg/sec
            OptimistAtomicQueue2, 6,s:  40,445,655 msg/sec
            OptimistAtomicQueue2, 6,i:  49,292,393 msg/sec
            OptimistAtomicQueue2, 7,s:  42,750,404 msg/sec
            OptimistAtomicQueue2, 7,i:  48,119,783 msg/sec
            OptimistAtomicQueue2, 8,s:  44,023,524 msg/sec
            OptimistAtomicQueue2, 8,i:  49,397,837 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,641,029 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,883,422 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,134,687 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,527,603 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,714,902 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,304,741 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,412,848 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,668,490 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,600,019 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,084,090 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,110,261 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,285,220 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,074,383 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,488,579 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,922,289 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,103,948 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000325 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000131 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000469 sec/round-trip
                 tbb::spin_mutex: 0.000000265 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000260 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[214] 198m:56s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,815,143 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,782,955 msg/sec
          boost::lockfree::queue, 1,s:   8,005,369 msg/sec
          boost::lockfree::queue, 1,i:   7,910,753 msg/sec
          boost::lockfree::queue, 2,s:   7,552,724 msg/sec
          boost::lockfree::queue, 2,i:   7,549,738 msg/sec
          boost::lockfree::queue, 3,s:   7,394,680 msg/sec
          boost::lockfree::queue, 3,i:   7,525,470 msg/sec
          boost::lockfree::queue, 4,s:   6,427,899 msg/sec
          boost::lockfree::queue, 4,i:   6,755,777 msg/sec
          boost::lockfree::queue, 5,s:   6,507,801 msg/sec
          boost::lockfree::queue, 5,i:   6,491,541 msg/sec
          boost::lockfree::queue, 6,s:   5,973,915 msg/sec
          boost::lockfree::queue, 6,i:   6,159,603 msg/sec
          boost::lockfree::queue, 7,s:   5,883,959 msg/sec
          boost::lockfree::queue, 7,i:   6,030,987 msg/sec
          boost::lockfree::queue, 8,s:   5,515,661 msg/sec
          boost::lockfree::queue, 8,i:   5,583,033 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 471,355,991 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  71,814,283 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,680,382 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,765,495 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,049,555 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,412,205 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,012,939 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,466,887 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,094,526 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,118,595 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,231,213 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,770,072 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,635,761 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,504,778 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,104,732 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  54,278,440 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  31,844,351 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  37,378,532 msg/sec
                pthread_spinlock, 1,s:  29,159,249 msg/sec
                pthread_spinlock, 1,i:  25,284,328 msg/sec
                pthread_spinlock, 2,s:  15,661,062 msg/sec
                pthread_spinlock, 2,i:  17,000,636 msg/sec
                pthread_spinlock, 3,s:   8,241,973 msg/sec
                pthread_spinlock, 3,i:  12,154,638 msg/sec
                pthread_spinlock, 4,s:   6,491,029 msg/sec
                pthread_spinlock, 4,i:   9,262,566 msg/sec
                pthread_spinlock, 5,s:   8,750,267 msg/sec
                pthread_spinlock, 5,i:   9,064,471 msg/sec
                pthread_spinlock, 6,s:   8,364,967 msg/sec
                pthread_spinlock, 6,i:   8,514,552 msg/sec
                pthread_spinlock, 7,s:   7,534,426 msg/sec
                pthread_spinlock, 7,i:   7,587,243 msg/sec
                pthread_spinlock, 8,s:   6,628,700 msg/sec
                pthread_spinlock, 8,i:   7,588,470 msg/sec
                      std::mutex, 1,s:   6,493,651 msg/sec
                      std::mutex, 1,i:   7,336,610 msg/sec
                      std::mutex, 2,s:   6,061,505 msg/sec
                      std::mutex, 2,i:   6,129,889 msg/sec
                      std::mutex, 3,s:   6,145,360 msg/sec
                      std::mutex, 3,i:   5,817,589 msg/sec
                      std::mutex, 4,s:   5,399,191 msg/sec
                      std::mutex, 4,i:   6,362,873 msg/sec
                      std::mutex, 5,s:   6,076,127 msg/sec
                      std::mutex, 5,i:   6,139,434 msg/sec
                      std::mutex, 6,s:   6,070,634 msg/sec
                      std::mutex, 6,i:   6,008,439 msg/sec
                      std::mutex, 7,s:   5,941,948 msg/sec
                      std::mutex, 7,i:   5,911,007 msg/sec
                      std::mutex, 8,s:   5,712,891 msg/sec
                      std::mutex, 8,i:   5,740,040 msg/sec
                 tbb::spin_mutex, 1,s:  37,846,902 msg/sec
                 tbb::spin_mutex, 1,i:  32,947,527 msg/sec
                 tbb::spin_mutex, 2,s:  21,073,759 msg/sec
                 tbb::spin_mutex, 2,i:  18,192,638 msg/sec
                 tbb::spin_mutex, 3,s:   7,631,532 msg/sec
                 tbb::spin_mutex, 3,i:  10,394,719 msg/sec
                 tbb::spin_mutex, 4,s:   3,149,588 msg/sec
                 tbb::spin_mutex, 4,i:   6,373,513 msg/sec
                 tbb::spin_mutex, 5,s:   5,528,412 msg/sec
                 tbb::spin_mutex, 5,i:   5,825,867 msg/sec
                 tbb::spin_mutex, 6,s:   5,325,524 msg/sec
                 tbb::spin_mutex, 6,i:   4,372,995 msg/sec
                 tbb::spin_mutex, 7,s:   4,882,985 msg/sec
                 tbb::spin_mutex, 7,i:   4,308,681 msg/sec
                 tbb::spin_mutex, 8,s:   4,235,882 msg/sec
                 tbb::spin_mutex, 8,i:   4,170,724 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,295,321 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,336,006 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,677,429 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,076,664 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,687,304 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,660,135 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,972,678 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,404,195 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,515,294 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,647,864 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,936,558 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,684,538 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,876,275 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,111,622 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,898,312 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,412,698 msg/sec
     xenium::michael_scott_queue, 1,s:   9,104,696 msg/sec
     xenium::michael_scott_queue, 1,i:   9,374,752 msg/sec
     xenium::michael_scott_queue, 2,s:   8,482,416 msg/sec
     xenium::michael_scott_queue, 2,i:   8,525,396 msg/sec
     xenium::michael_scott_queue, 3,s:   7,219,405 msg/sec
     xenium::michael_scott_queue, 3,i:   7,570,406 msg/sec
     xenium::michael_scott_queue, 4,s:   6,337,291 msg/sec
     xenium::michael_scott_queue, 4,i:   6,349,844 msg/sec
     xenium::michael_scott_queue, 5,s:   6,279,403 msg/sec
     xenium::michael_scott_queue, 5,i:   6,646,490 msg/sec
     xenium::michael_scott_queue, 6,s:   6,484,119 msg/sec
     xenium::michael_scott_queue, 6,i:   6,644,849 msg/sec
     xenium::michael_scott_queue, 7,s:   6,363,112 msg/sec
     xenium::michael_scott_queue, 7,i:   6,661,212 msg/sec
     xenium::michael_scott_queue, 8,s:   5,971,815 msg/sec
     xenium::michael_scott_queue, 8,i:   6,290,228 msg/sec
         xenium::ramalhete_queue, 1,s:  32,692,536 msg/sec
         xenium::ramalhete_queue, 1,i:  33,285,933 msg/sec
         xenium::ramalhete_queue, 2,s:  23,530,195 msg/sec
         xenium::ramalhete_queue, 2,i:  23,372,546 msg/sec
         xenium::ramalhete_queue, 3,s:  29,241,600 msg/sec
         xenium::ramalhete_queue, 3,i:  28,457,814 msg/sec
         xenium::ramalhete_queue, 4,s:  33,861,994 msg/sec
         xenium::ramalhete_queue, 4,i:  33,478,916 msg/sec
         xenium::ramalhete_queue, 5,s:  32,092,354 msg/sec
         xenium::ramalhete_queue, 5,i:  35,965,315 msg/sec
         xenium::ramalhete_queue, 6,s:  34,002,067 msg/sec
         xenium::ramalhete_queue, 6,i:  38,882,994 msg/sec
         xenium::ramalhete_queue, 7,s:  34,914,633 msg/sec
         xenium::ramalhete_queue, 7,i:  41,594,996 msg/sec
         xenium::ramalhete_queue, 8,s:  35,348,684 msg/sec
         xenium::ramalhete_queue, 8,i:  43,876,997 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,027,746 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,058,512 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,784,931 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,603,617 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,563,716 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,966,633 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,573,393 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,403,706 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,884,013 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,272,633 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,784,029 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,271,884 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,193,245 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,967,148 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,469,138 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,341,357 msg/sec
                     AtomicQueue, 1,s:  58,386,623 msg/sec
                     AtomicQueue, 1,i:  56,453,582 msg/sec
                     AtomicQueue, 2,s:  12,198,948 msg/sec
                     AtomicQueue, 2,i:  11,748,351 msg/sec
                     AtomicQueue, 3,s:  10,740,863 msg/sec
                     AtomicQueue, 3,i:  10,015,627 msg/sec
                     AtomicQueue, 4,s:   8,200,850 msg/sec
                     AtomicQueue, 4,i:   8,202,681 msg/sec
                     AtomicQueue, 5,s:   8,053,555 msg/sec
                     AtomicQueue, 5,i:   8,090,499 msg/sec
                     AtomicQueue, 6,s:   7,810,339 msg/sec
                     AtomicQueue, 6,i:   7,626,173 msg/sec
                     AtomicQueue, 7,s:   7,154,196 msg/sec
                     AtomicQueue, 7,i:   7,969,755 msg/sec
                     AtomicQueue, 8,s:   6,331,185 msg/sec
                     AtomicQueue, 8,i:   7,354,668 msg/sec
                    AtomicQueueB, 1,s:  43,766,588 msg/sec
                    AtomicQueueB, 1,i:  69,827,251 msg/sec
                    AtomicQueueB, 2,s:  11,878,366 msg/sec
                    AtomicQueueB, 2,i:  11,442,970 msg/sec
                    AtomicQueueB, 3,s:  10,994,552 msg/sec
                    AtomicQueueB, 3,i:  10,194,458 msg/sec
                    AtomicQueueB, 4,s:   8,063,849 msg/sec
                    AtomicQueueB, 4,i:   8,071,198 msg/sec
                    AtomicQueueB, 5,s:   7,594,529 msg/sec
                    AtomicQueueB, 5,i:   7,827,795 msg/sec
                    AtomicQueueB, 6,s:   7,436,522 msg/sec
                    AtomicQueueB, 6,i:   7,507,020 msg/sec
                    AtomicQueueB, 7,s:   6,889,075 msg/sec
                    AtomicQueueB, 7,i:   7,717,735 msg/sec
                    AtomicQueueB, 8,s:   6,198,195 msg/sec
                    AtomicQueueB, 8,i:   7,114,148 msg/sec
             OptimistAtomicQueue, 1,s: 795,604,761 msg/sec
             OptimistAtomicQueue, 1,i: 525,016,856 msg/sec
             OptimistAtomicQueue, 2,s:  32,125,619 msg/sec
             OptimistAtomicQueue, 2,i:  32,206,538 msg/sec
             OptimistAtomicQueue, 3,s:  36,614,865 msg/sec
             OptimistAtomicQueue, 3,i:  37,362,793 msg/sec
             OptimistAtomicQueue, 4,s:  39,279,451 msg/sec
             OptimistAtomicQueue, 4,i:  39,382,847 msg/sec
             OptimistAtomicQueue, 5,s:  42,464,208 msg/sec
             OptimistAtomicQueue, 5,i:  46,395,346 msg/sec
             OptimistAtomicQueue, 6,s:  42,481,652 msg/sec
             OptimistAtomicQueue, 6,i:  50,502,593 msg/sec
             OptimistAtomicQueue, 7,s:  45,059,602 msg/sec
             OptimistAtomicQueue, 7,i:  52,992,389 msg/sec
             OptimistAtomicQueue, 8,s:  46,364,851 msg/sec
             OptimistAtomicQueue, 8,i:  49,325,423 msg/sec
            OptimistAtomicQueueB, 1,s:  97,290,105 msg/sec
            OptimistAtomicQueueB, 1,i:  76,603,604 msg/sec
            OptimistAtomicQueueB, 2,s:  32,187,991 msg/sec
            OptimistAtomicQueueB, 2,i:  32,122,497 msg/sec
            OptimistAtomicQueueB, 3,s:  36,230,627 msg/sec
            OptimistAtomicQueueB, 3,i:  36,804,931 msg/sec
            OptimistAtomicQueueB, 4,s:  38,704,412 msg/sec
            OptimistAtomicQueueB, 4,i:  38,600,211 msg/sec
            OptimistAtomicQueueB, 5,s:  40,931,013 msg/sec
            OptimistAtomicQueueB, 5,i:  45,287,079 msg/sec
            OptimistAtomicQueueB, 6,s:  40,896,098 msg/sec
            OptimistAtomicQueueB, 6,i:  49,119,608 msg/sec
            OptimistAtomicQueueB, 7,s:  41,956,785 msg/sec
            OptimistAtomicQueueB, 7,i:  48,021,870 msg/sec
            OptimistAtomicQueueB, 8,s:  44,383,778 msg/sec
            OptimistAtomicQueueB, 8,i:  47,654,507 msg/sec
                    AtomicQueue2, 1,s:  23,451,651 msg/sec
                    AtomicQueue2, 1,i:  23,389,942 msg/sec
                    AtomicQueue2, 2,s:  11,904,330 msg/sec
                    AtomicQueue2, 2,i:  11,372,786 msg/sec
                    AtomicQueue2, 3,s:   9,582,506 msg/sec
                    AtomicQueue2, 3,i:   9,431,942 msg/sec
                    AtomicQueue2, 4,s:   8,048,866 msg/sec
                    AtomicQueue2, 4,i:   8,043,638 msg/sec
                    AtomicQueue2, 5,s:   7,905,363 msg/sec
                    AtomicQueue2, 5,i:   8,032,226 msg/sec
                    AtomicQueue2, 6,s:   7,847,582 msg/sec
                    AtomicQueue2, 6,i:   7,477,790 msg/sec
                    AtomicQueue2, 7,s:   7,170,391 msg/sec
                    AtomicQueue2, 7,i:   7,895,734 msg/sec
                    AtomicQueue2, 8,s:   6,372,093 msg/sec
                    AtomicQueue2, 8,i:   7,275,268 msg/sec
                   AtomicQueueB2, 1,s:  36,237,431 msg/sec
                   AtomicQueueB2, 1,i:  32,630,816 msg/sec
                   AtomicQueueB2, 2,s:  11,419,113 msg/sec
                   AtomicQueueB2, 2,i:  11,095,232 msg/sec
                   AtomicQueueB2, 3,s:   9,707,459 msg/sec
                   AtomicQueueB2, 3,i:   9,475,759 msg/sec
                   AtomicQueueB2, 4,s:   7,929,503 msg/sec
                   AtomicQueueB2, 4,i:   7,924,410 msg/sec
                   AtomicQueueB2, 5,s:   7,432,818 msg/sec
                   AtomicQueueB2, 5,i:   7,713,187 msg/sec
                   AtomicQueueB2, 6,s:   7,194,159 msg/sec
                   AtomicQueueB2, 6,i:   7,412,068 msg/sec
                   AtomicQueueB2, 7,s:   6,970,303 msg/sec
                   AtomicQueueB2, 7,i:   7,707,800 msg/sec
                   AtomicQueueB2, 8,s:   6,261,185 msg/sec
                   AtomicQueueB2, 8,i:   6,962,602 msg/sec
            OptimistAtomicQueue2, 1,s:  32,106,796 msg/sec
            OptimistAtomicQueue2, 1,i:  68,201,098 msg/sec
            OptimistAtomicQueue2, 2,s:  26,167,989 msg/sec
            OptimistAtomicQueue2, 2,i:  24,018,729 msg/sec
            OptimistAtomicQueue2, 3,s:  30,335,392 msg/sec
            OptimistAtomicQueue2, 3,i:  29,962,024 msg/sec
            OptimistAtomicQueue2, 4,s:  33,225,709 msg/sec
            OptimistAtomicQueue2, 4,i:  33,731,061 msg/sec
            OptimistAtomicQueue2, 5,s:  37,181,656 msg/sec
            OptimistAtomicQueue2, 5,i:  39,923,919 msg/sec
            OptimistAtomicQueue2, 6,s:  40,127,166 msg/sec
            OptimistAtomicQueue2, 6,i:  49,209,781 msg/sec
            OptimistAtomicQueue2, 7,s:  42,768,297 msg/sec
            OptimistAtomicQueue2, 7,i:  48,169,440 msg/sec
            OptimistAtomicQueue2, 8,s:  43,922,562 msg/sec
            OptimistAtomicQueue2, 8,i:  48,399,406 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,095,315 msg/sec
           OptimistAtomicQueueB2, 1,i:  43,627,644 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,358,021 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,231,998 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,218,124 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,090,386 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,393,256 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,064,916 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,533,599 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,301,210 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,639,081 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,496,309 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,432,294 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,282,913 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,180,742 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,422,694 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000233 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000259 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[215] 197m:37s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  77,735,759 msg/sec
     boost::lockfree::spsc_queue, 1,i:  74,581,401 msg/sec
          boost::lockfree::queue, 1,s:   6,820,896 msg/sec
          boost::lockfree::queue, 1,i:   6,807,412 msg/sec
          boost::lockfree::queue, 2,s:   7,521,678 msg/sec
          boost::lockfree::queue, 2,i:   7,593,984 msg/sec
          boost::lockfree::queue, 3,s:   7,341,556 msg/sec
          boost::lockfree::queue, 3,i:   7,560,477 msg/sec
          boost::lockfree::queue, 4,s:   6,428,634 msg/sec
          boost::lockfree::queue, 4,i:   6,844,865 msg/sec
          boost::lockfree::queue, 5,s:   6,406,415 msg/sec
          boost::lockfree::queue, 5,i:   6,458,392 msg/sec
          boost::lockfree::queue, 6,s:   5,981,589 msg/sec
          boost::lockfree::queue, 6,i:   6,114,150 msg/sec
          boost::lockfree::queue, 7,s:   5,912,087 msg/sec
          boost::lockfree::queue, 7,i:   6,039,565 msg/sec
          boost::lockfree::queue, 8,s:   5,448,610 msg/sec
          boost::lockfree::queue, 8,i:   5,647,523 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 311,060,180 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  43,784,545 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,114,430 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,900,866 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,791,924 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,647,946 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,408,121 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,447,617 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,632,834 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,778,169 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,381,849 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,301,651 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,450,703 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,448,190 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,094,120 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,842,902 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,319,712 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,455,243 msg/sec
                pthread_spinlock, 1,s:  28,950,746 msg/sec
                pthread_spinlock, 1,i:  25,405,747 msg/sec
                pthread_spinlock, 2,s:  15,583,792 msg/sec
                pthread_spinlock, 2,i:  17,128,654 msg/sec
                pthread_spinlock, 3,s:   8,286,801 msg/sec
                pthread_spinlock, 3,i:  12,032,267 msg/sec
                pthread_spinlock, 4,s:   6,456,190 msg/sec
                pthread_spinlock, 4,i:   8,984,912 msg/sec
                pthread_spinlock, 5,s:   8,819,015 msg/sec
                pthread_spinlock, 5,i:   8,870,898 msg/sec
                pthread_spinlock, 6,s:   8,336,697 msg/sec
                pthread_spinlock, 6,i:   8,922,600 msg/sec
                pthread_spinlock, 7,s:   7,948,815 msg/sec
                pthread_spinlock, 7,i:   7,715,187 msg/sec
                pthread_spinlock, 8,s:   6,818,274 msg/sec
                pthread_spinlock, 8,i:   6,898,382 msg/sec
                      std::mutex, 1,s:   7,502,590 msg/sec
                      std::mutex, 1,i:   7,482,379 msg/sec
                      std::mutex, 2,s:   4,908,279 msg/sec
                      std::mutex, 2,i:   5,722,885 msg/sec
                      std::mutex, 3,s:   6,124,315 msg/sec
                      std::mutex, 3,i:   6,016,564 msg/sec
                      std::mutex, 4,s:   6,308,430 msg/sec
                      std::mutex, 4,i:   6,233,693 msg/sec
                      std::mutex, 5,s:   6,108,890 msg/sec
                      std::mutex, 5,i:   5,976,134 msg/sec
                      std::mutex, 6,s:   5,916,600 msg/sec
                      std::mutex, 6,i:   5,932,217 msg/sec
                      std::mutex, 7,s:   5,814,101 msg/sec
                      std::mutex, 7,i:   5,805,727 msg/sec
                      std::mutex, 8,s:   5,648,419 msg/sec
                      std::mutex, 8,i:   5,689,270 msg/sec
                 tbb::spin_mutex, 1,s:  37,954,027 msg/sec
                 tbb::spin_mutex, 1,i:  33,281,498 msg/sec
                 tbb::spin_mutex, 2,s:  20,928,446 msg/sec
                 tbb::spin_mutex, 2,i:  20,160,598 msg/sec
                 tbb::spin_mutex, 3,s:   7,376,832 msg/sec
                 tbb::spin_mutex, 3,i:  10,235,542 msg/sec
                 tbb::spin_mutex, 4,s:   2,900,531 msg/sec
                 tbb::spin_mutex, 4,i:   6,339,766 msg/sec
                 tbb::spin_mutex, 5,s:   5,449,697 msg/sec
                 tbb::spin_mutex, 5,i:   5,618,880 msg/sec
                 tbb::spin_mutex, 6,s:   5,396,077 msg/sec
                 tbb::spin_mutex, 6,i:   4,361,100 msg/sec
                 tbb::spin_mutex, 7,s:   4,822,089 msg/sec
                 tbb::spin_mutex, 7,i:   4,369,463 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,663 msg/sec
                 tbb::spin_mutex, 8,i:   3,986,043 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,294,643 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,287,722 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,336,684 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,235,704 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,462,109 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,688,602 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,593,088 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,614,989 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,897,934 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,595,842 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,973,211 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,714,720 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,888,886 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,804,100 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,770,215 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,470,200 msg/sec
     xenium::michael_scott_queue, 1,s:   9,247,610 msg/sec
     xenium::michael_scott_queue, 1,i:   9,175,054 msg/sec
     xenium::michael_scott_queue, 2,s:   8,473,277 msg/sec
     xenium::michael_scott_queue, 2,i:   8,530,025 msg/sec
     xenium::michael_scott_queue, 3,s:   7,278,269 msg/sec
     xenium::michael_scott_queue, 3,i:   7,535,870 msg/sec
     xenium::michael_scott_queue, 4,s:   6,281,761 msg/sec
     xenium::michael_scott_queue, 4,i:   6,293,720 msg/sec
     xenium::michael_scott_queue, 5,s:   6,274,280 msg/sec
     xenium::michael_scott_queue, 5,i:   6,705,897 msg/sec
     xenium::michael_scott_queue, 6,s:   6,530,853 msg/sec
     xenium::michael_scott_queue, 6,i:   6,680,051 msg/sec
     xenium::michael_scott_queue, 7,s:   6,286,240 msg/sec
     xenium::michael_scott_queue, 7,i:   6,445,403 msg/sec
     xenium::michael_scott_queue, 8,s:   6,008,609 msg/sec
     xenium::michael_scott_queue, 8,i:   6,060,283 msg/sec
         xenium::ramalhete_queue, 1,s:  31,715,538 msg/sec
         xenium::ramalhete_queue, 1,i:  32,213,993 msg/sec
         xenium::ramalhete_queue, 2,s:  23,561,816 msg/sec
         xenium::ramalhete_queue, 2,i:  23,376,431 msg/sec
         xenium::ramalhete_queue, 3,s:  29,168,262 msg/sec
         xenium::ramalhete_queue, 3,i:  28,472,676 msg/sec
         xenium::ramalhete_queue, 4,s:  33,742,298 msg/sec
         xenium::ramalhete_queue, 4,i:  33,430,269 msg/sec
         xenium::ramalhete_queue, 5,s:  31,957,032 msg/sec
         xenium::ramalhete_queue, 5,i:  38,391,013 msg/sec
         xenium::ramalhete_queue, 6,s:  33,953,885 msg/sec
         xenium::ramalhete_queue, 6,i:  39,324,678 msg/sec
         xenium::ramalhete_queue, 7,s:  35,224,670 msg/sec
         xenium::ramalhete_queue, 7,i:  40,961,134 msg/sec
         xenium::ramalhete_queue, 8,s:  35,521,625 msg/sec
         xenium::ramalhete_queue, 8,i:  43,888,243 msg/sec
    xenium::vyukov_bounded_queue, 1,s:  98,769,709 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  99,467,508 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,157,791 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,770,517 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,676,867 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,801,937 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,415,845 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,975,235 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,275,587 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,364,972 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,018,692 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,464,943 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,173,370 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,902,197 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,379,735 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,524,459 msg/sec
                     AtomicQueue, 1,s:  99,435,697 msg/sec
                     AtomicQueue, 1,i:  57,333,563 msg/sec
                     AtomicQueue, 2,s:  12,334,348 msg/sec
                     AtomicQueue, 2,i:  11,745,963 msg/sec
                     AtomicQueue, 3,s:  10,796,808 msg/sec
                     AtomicQueue, 3,i:   9,906,539 msg/sec
                     AtomicQueue, 4,s:   8,204,116 msg/sec
                     AtomicQueue, 4,i:   8,182,272 msg/sec
                     AtomicQueue, 5,s:   7,985,501 msg/sec
                     AtomicQueue, 5,i:   8,150,554 msg/sec
                     AtomicQueue, 6,s:   7,916,630 msg/sec
                     AtomicQueue, 6,i:   7,586,569 msg/sec
                     AtomicQueue, 7,s:   7,176,925 msg/sec
                     AtomicQueue, 7,i:   7,998,208 msg/sec
                     AtomicQueue, 8,s:   6,361,948 msg/sec
                     AtomicQueue, 8,i:   7,455,278 msg/sec
                    AtomicQueueB, 1,s:  43,965,516 msg/sec
                    AtomicQueueB, 1,i:  43,869,835 msg/sec
                    AtomicQueueB, 2,s:  11,749,686 msg/sec
                    AtomicQueueB, 2,i:  11,479,123 msg/sec
                    AtomicQueueB, 3,s:  11,058,891 msg/sec
                    AtomicQueueB, 3,i:  10,295,013 msg/sec
                    AtomicQueueB, 4,s:   8,097,894 msg/sec
                    AtomicQueueB, 4,i:   8,102,934 msg/sec
                    AtomicQueueB, 5,s:   7,553,174 msg/sec
                    AtomicQueueB, 5,i:   7,767,601 msg/sec
                    AtomicQueueB, 6,s:   7,316,382 msg/sec
                    AtomicQueueB, 6,i:   7,484,263 msg/sec
                    AtomicQueueB, 7,s:   6,888,665 msg/sec
                    AtomicQueueB, 7,i:   7,730,946 msg/sec
                    AtomicQueueB, 8,s:   6,252,325 msg/sec
                    AtomicQueueB, 8,i:   7,153,179 msg/sec
             OptimistAtomicQueue, 1,s: 784,462,927 msg/sec
             OptimistAtomicQueue, 1,i: 614,877,294 msg/sec
             OptimistAtomicQueue, 2,s:  32,219,795 msg/sec
             OptimistAtomicQueue, 2,i:  32,748,226 msg/sec
             OptimistAtomicQueue, 3,s:  36,676,394 msg/sec
             OptimistAtomicQueue, 3,i:  37,522,338 msg/sec
             OptimistAtomicQueue, 4,s:  39,316,188 msg/sec
             OptimistAtomicQueue, 4,i:  39,382,809 msg/sec
             OptimistAtomicQueue, 5,s:  42,497,246 msg/sec
             OptimistAtomicQueue, 5,i:  46,389,577 msg/sec
             OptimistAtomicQueue, 6,s:  42,994,952 msg/sec
             OptimistAtomicQueue, 6,i:  50,519,428 msg/sec
             OptimistAtomicQueue, 7,s:  45,028,788 msg/sec
             OptimistAtomicQueue, 7,i:  49,477,792 msg/sec
             OptimistAtomicQueue, 8,s:  46,263,211 msg/sec
             OptimistAtomicQueue, 8,i:  49,974,240 msg/sec
            OptimistAtomicQueueB, 1,s: 113,351,744 msg/sec
            OptimistAtomicQueueB, 1,i:  76,592,135 msg/sec
            OptimistAtomicQueueB, 2,s:  32,128,484 msg/sec
            OptimistAtomicQueueB, 2,i:  32,275,316 msg/sec
            OptimistAtomicQueueB, 3,s:  36,319,681 msg/sec
            OptimistAtomicQueueB, 3,i:  36,940,887 msg/sec
            OptimistAtomicQueueB, 4,s:  38,617,982 msg/sec
            OptimistAtomicQueueB, 4,i:  38,732,818 msg/sec
            OptimistAtomicQueueB, 5,s:  41,105,275 msg/sec
            OptimistAtomicQueueB, 5,i:  45,482,212 msg/sec
            OptimistAtomicQueueB, 6,s:  40,523,357 msg/sec
            OptimistAtomicQueueB, 6,i:  49,180,953 msg/sec
            OptimistAtomicQueueB, 7,s:  42,232,730 msg/sec
            OptimistAtomicQueueB, 7,i:  50,837,991 msg/sec
            OptimistAtomicQueueB, 8,s:  44,257,406 msg/sec
            OptimistAtomicQueueB, 8,i:  47,885,488 msg/sec
                    AtomicQueue2, 1,s:  22,976,958 msg/sec
                    AtomicQueue2, 1,i:  22,958,361 msg/sec
                    AtomicQueue2, 2,s:  11,679,031 msg/sec
                    AtomicQueue2, 2,i:  11,512,543 msg/sec
                    AtomicQueue2, 3,s:   9,502,919 msg/sec
                    AtomicQueue2, 3,i:   9,612,519 msg/sec
                    AtomicQueue2, 4,s:   8,018,874 msg/sec
                    AtomicQueue2, 4,i:   8,026,079 msg/sec
                    AtomicQueue2, 5,s:   7,965,526 msg/sec
                    AtomicQueue2, 5,i:   8,009,552 msg/sec
                    AtomicQueue2, 6,s:   7,821,965 msg/sec
                    AtomicQueue2, 6,i:   7,521,885 msg/sec
                    AtomicQueue2, 7,s:   7,147,385 msg/sec
                    AtomicQueue2, 7,i:   7,899,629 msg/sec
                    AtomicQueue2, 8,s:   6,361,202 msg/sec
                    AtomicQueue2, 8,i:   7,387,878 msg/sec
                   AtomicQueueB2, 1,s:  35,645,461 msg/sec
                   AtomicQueueB2, 1,i:  32,622,500 msg/sec
                   AtomicQueueB2, 2,s:  11,399,214 msg/sec
                   AtomicQueueB2, 2,i:  11,087,741 msg/sec
                   AtomicQueueB2, 3,s:   9,619,952 msg/sec
                   AtomicQueueB2, 3,i:   9,459,479 msg/sec
                   AtomicQueueB2, 4,s:   7,842,415 msg/sec
                   AtomicQueueB2, 4,i:   7,902,335 msg/sec
                   AtomicQueueB2, 5,s:   7,470,732 msg/sec
                   AtomicQueueB2, 5,i:   7,738,942 msg/sec
                   AtomicQueueB2, 6,s:   7,256,301 msg/sec
                   AtomicQueueB2, 6,i:   7,476,394 msg/sec
                   AtomicQueueB2, 7,s:   6,848,445 msg/sec
                   AtomicQueueB2, 7,i:   7,692,552 msg/sec
                   AtomicQueueB2, 8,s:   6,373,463 msg/sec
                   AtomicQueueB2, 8,i:   6,985,080 msg/sec
            OptimistAtomicQueue2, 1,s: 480,908,994 msg/sec
            OptimistAtomicQueue2, 1,i:  27,487,550 msg/sec
            OptimistAtomicQueue2, 2,s:  24,085,179 msg/sec
            OptimistAtomicQueue2, 2,i:  23,808,200 msg/sec
            OptimistAtomicQueue2, 3,s:  30,200,923 msg/sec
            OptimistAtomicQueue2, 3,i:  29,853,208 msg/sec
            OptimistAtomicQueue2, 4,s:  33,286,229 msg/sec
            OptimistAtomicQueue2, 4,i:  33,541,138 msg/sec
            OptimistAtomicQueue2, 5,s:  37,911,487 msg/sec
            OptimistAtomicQueue2, 5,i:  40,746,356 msg/sec
            OptimistAtomicQueue2, 6,s:  40,168,685 msg/sec
            OptimistAtomicQueue2, 6,i:  48,895,761 msg/sec
            OptimistAtomicQueue2, 7,s:  42,659,212 msg/sec
            OptimistAtomicQueue2, 7,i:  48,159,049 msg/sec
            OptimistAtomicQueue2, 8,s:  43,840,282 msg/sec
            OptimistAtomicQueue2, 8,i:  48,821,997 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,752,223 msg/sec
           OptimistAtomicQueueB2, 1,i:  54,552,526 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,155,310 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,078,889 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,389,512 msg/sec
           OptimistAtomicQueueB2, 3,i:  33,951,910 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,419,962 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,739,730 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,604,794 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,276,594 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,388,536 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,268,152 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,809,836 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,083,577 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,541,707 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,651,416 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000282 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000258 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000185 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[216] 196m:18s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,826,243 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,770,049 msg/sec
          boost::lockfree::queue, 1,s:   7,987,149 msg/sec
          boost::lockfree::queue, 1,i:   7,982,834 msg/sec
          boost::lockfree::queue, 2,s:   7,579,248 msg/sec
          boost::lockfree::queue, 2,i:   7,494,518 msg/sec
          boost::lockfree::queue, 3,s:   7,439,335 msg/sec
          boost::lockfree::queue, 3,i:   7,557,139 msg/sec
          boost::lockfree::queue, 4,s:   6,420,387 msg/sec
          boost::lockfree::queue, 4,i:   6,758,477 msg/sec
          boost::lockfree::queue, 5,s:   6,414,097 msg/sec
          boost::lockfree::queue, 5,i:   6,452,345 msg/sec
          boost::lockfree::queue, 6,s:   6,027,720 msg/sec
          boost::lockfree::queue, 6,i:   6,115,698 msg/sec
          boost::lockfree::queue, 7,s:   5,931,853 msg/sec
          boost::lockfree::queue, 7,i:   5,910,413 msg/sec
          boost::lockfree::queue, 8,s:   5,456,523 msg/sec
          boost::lockfree::queue, 8,i:   5,692,231 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 136,579,318 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 117,819,737 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,648,732 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,501,249 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,115,767 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,486,449 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,291,705 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,773,839 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  37,574,348 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,823,779 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,187,029 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,270,666 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,553,297 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,147,342 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,040,270 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,743,707 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,097,559 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,566,424 msg/sec
                pthread_spinlock, 1,s:  29,099,999 msg/sec
                pthread_spinlock, 1,i:  25,290,938 msg/sec
                pthread_spinlock, 2,s:  15,625,344 msg/sec
                pthread_spinlock, 2,i:  16,913,658 msg/sec
                pthread_spinlock, 3,s:   8,369,268 msg/sec
                pthread_spinlock, 3,i:  11,951,263 msg/sec
                pthread_spinlock, 4,s:   6,495,576 msg/sec
                pthread_spinlock, 4,i:   9,096,791 msg/sec
                pthread_spinlock, 5,s:   8,760,455 msg/sec
                pthread_spinlock, 5,i:  10,371,933 msg/sec
                pthread_spinlock, 6,s:   8,112,952 msg/sec
                pthread_spinlock, 6,i:   9,029,605 msg/sec
                pthread_spinlock, 7,s:   7,556,407 msg/sec
                pthread_spinlock, 7,i:   7,487,927 msg/sec
                pthread_spinlock, 8,s:   6,913,783 msg/sec
                pthread_spinlock, 8,i:   6,882,320 msg/sec
                      std::mutex, 1,s:   5,186,874 msg/sec
                      std::mutex, 1,i:   5,806,497 msg/sec
                      std::mutex, 2,s:   5,502,906 msg/sec
                      std::mutex, 2,i:   5,564,775 msg/sec
                      std::mutex, 3,s:   5,098,871 msg/sec
                      std::mutex, 3,i:   5,887,523 msg/sec
                      std::mutex, 4,s:   5,752,183 msg/sec
                      std::mutex, 4,i:   6,147,915 msg/sec
                      std::mutex, 5,s:   5,988,695 msg/sec
                      std::mutex, 5,i:   6,027,636 msg/sec
                      std::mutex, 6,s:   5,773,975 msg/sec
                      std::mutex, 6,i:   5,915,322 msg/sec
                      std::mutex, 7,s:   5,691,984 msg/sec
                      std::mutex, 7,i:   5,728,178 msg/sec
                      std::mutex, 8,s:   5,646,345 msg/sec
                      std::mutex, 8,i:   5,646,983 msg/sec
                 tbb::spin_mutex, 1,s:  37,561,791 msg/sec
                 tbb::spin_mutex, 1,i:  32,951,952 msg/sec
                 tbb::spin_mutex, 2,s:  21,246,769 msg/sec
                 tbb::spin_mutex, 2,i:  18,293,629 msg/sec
                 tbb::spin_mutex, 3,s:   8,251,597 msg/sec
                 tbb::spin_mutex, 3,i:  10,301,733 msg/sec
                 tbb::spin_mutex, 4,s:   3,268,890 msg/sec
                 tbb::spin_mutex, 4,i:   6,254,348 msg/sec
                 tbb::spin_mutex, 5,s:   5,466,084 msg/sec
                 tbb::spin_mutex, 5,i:   5,762,360 msg/sec
                 tbb::spin_mutex, 6,s:   5,327,740 msg/sec
                 tbb::spin_mutex, 6,i:   4,329,166 msg/sec
                 tbb::spin_mutex, 7,s:   4,810,242 msg/sec
                 tbb::spin_mutex, 7,i:   4,223,732 msg/sec
                 tbb::spin_mutex, 8,s:   3,878,014 msg/sec
                 tbb::spin_mutex, 8,i:   4,080,450 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,394,476 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,324,865 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,862,344 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,770,790 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,565,604 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,976,677 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,130,844 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,378,556 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,740,943 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,734,535 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,857,240 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,931,839 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,788,182 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,150,432 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,619,011 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,306,711 msg/sec
     xenium::michael_scott_queue, 1,s:   9,346,935 msg/sec
     xenium::michael_scott_queue, 1,i:   9,352,559 msg/sec
     xenium::michael_scott_queue, 2,s:   8,489,405 msg/sec
     xenium::michael_scott_queue, 2,i:   8,523,248 msg/sec
     xenium::michael_scott_queue, 3,s:   7,293,708 msg/sec
     xenium::michael_scott_queue, 3,i:   7,605,313 msg/sec
     xenium::michael_scott_queue, 4,s:   6,298,506 msg/sec
     xenium::michael_scott_queue, 4,i:   6,324,696 msg/sec
     xenium::michael_scott_queue, 5,s:   6,303,847 msg/sec
     xenium::michael_scott_queue, 5,i:   6,643,586 msg/sec
     xenium::michael_scott_queue, 6,s:   6,491,864 msg/sec
     xenium::michael_scott_queue, 6,i:   6,807,521 msg/sec
     xenium::michael_scott_queue, 7,s:   6,340,861 msg/sec
     xenium::michael_scott_queue, 7,i:   6,526,834 msg/sec
     xenium::michael_scott_queue, 8,s:   5,992,644 msg/sec
     xenium::michael_scott_queue, 8,i:   6,124,654 msg/sec
         xenium::ramalhete_queue, 1,s:  32,110,147 msg/sec
         xenium::ramalhete_queue, 1,i:  31,488,162 msg/sec
         xenium::ramalhete_queue, 2,s:  23,665,122 msg/sec
         xenium::ramalhete_queue, 2,i:  23,351,074 msg/sec
         xenium::ramalhete_queue, 3,s:  29,159,538 msg/sec
         xenium::ramalhete_queue, 3,i:  28,589,887 msg/sec
         xenium::ramalhete_queue, 4,s:  33,851,014 msg/sec
         xenium::ramalhete_queue, 4,i:  33,489,560 msg/sec
         xenium::ramalhete_queue, 5,s:  31,977,986 msg/sec
         xenium::ramalhete_queue, 5,i:  36,836,467 msg/sec
         xenium::ramalhete_queue, 6,s:  33,611,297 msg/sec
         xenium::ramalhete_queue, 6,i:  38,592,036 msg/sec
         xenium::ramalhete_queue, 7,s:  35,071,029 msg/sec
         xenium::ramalhete_queue, 7,i:  40,218,987 msg/sec
         xenium::ramalhete_queue, 8,s:  35,197,330 msg/sec
         xenium::ramalhete_queue, 8,i:  43,874,144 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,731,186 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,931,369 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,177,579 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,817,370 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,551,821 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,815,892 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,656,530 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,166,003 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,716,423 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,296,265 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,968,145 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,189,227 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,249,293 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,072,142 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,462,760 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,233,490 msg/sec
                     AtomicQueue, 1,s:  60,213,133 msg/sec
                     AtomicQueue, 1,i:  56,688,050 msg/sec
                     AtomicQueue, 2,s:  12,151,098 msg/sec
                     AtomicQueue, 2,i:  11,776,725 msg/sec
                     AtomicQueue, 3,s:  10,758,633 msg/sec
                     AtomicQueue, 3,i:   9,964,809 msg/sec
                     AtomicQueue, 4,s:   8,189,790 msg/sec
                     AtomicQueue, 4,i:   8,183,046 msg/sec
                     AtomicQueue, 5,s:   8,013,056 msg/sec
                     AtomicQueue, 5,i:   8,093,599 msg/sec
                     AtomicQueue, 6,s:   7,809,726 msg/sec
                     AtomicQueue, 6,i:   7,612,352 msg/sec
                     AtomicQueue, 7,s:   7,077,642 msg/sec
                     AtomicQueue, 7,i:   7,993,116 msg/sec
                     AtomicQueue, 8,s:   6,326,135 msg/sec
                     AtomicQueue, 8,i:   7,467,279 msg/sec
                    AtomicQueueB, 1,s:  47,241,837 msg/sec
                    AtomicQueueB, 1,i:  42,992,712 msg/sec
                    AtomicQueueB, 2,s:  11,918,142 msg/sec
                    AtomicQueueB, 2,i:  11,456,659 msg/sec
                    AtomicQueueB, 3,s:  10,926,837 msg/sec
                    AtomicQueueB, 3,i:  10,083,901 msg/sec
                    AtomicQueueB, 4,s:   8,043,344 msg/sec
                    AtomicQueueB, 4,i:   8,038,473 msg/sec
                    AtomicQueueB, 5,s:   7,647,110 msg/sec
                    AtomicQueueB, 5,i:   7,820,918 msg/sec
                    AtomicQueueB, 6,s:   7,358,084 msg/sec
                    AtomicQueueB, 6,i:   7,588,591 msg/sec
                    AtomicQueueB, 7,s:   6,843,439 msg/sec
                    AtomicQueueB, 7,i:   7,729,117 msg/sec
                    AtomicQueueB, 8,s:   6,232,012 msg/sec
                    AtomicQueueB, 8,i:   7,158,729 msg/sec
             OptimistAtomicQueue, 1,s: 804,716,928 msg/sec
             OptimistAtomicQueue, 1,i: 627,414,762 msg/sec
             OptimistAtomicQueue, 2,s:  32,222,861 msg/sec
             OptimistAtomicQueue, 2,i:  32,251,086 msg/sec
             OptimistAtomicQueue, 3,s:  36,591,268 msg/sec
             OptimistAtomicQueue, 3,i:  37,283,286 msg/sec
             OptimistAtomicQueue, 4,s:  39,247,899 msg/sec
             OptimistAtomicQueue, 4,i:  39,395,173 msg/sec
             OptimistAtomicQueue, 5,s:  42,516,641 msg/sec
             OptimistAtomicQueue, 5,i:  46,219,106 msg/sec
             OptimistAtomicQueue, 6,s:  42,402,852 msg/sec
             OptimistAtomicQueue, 6,i:  49,801,399 msg/sec
             OptimistAtomicQueue, 7,s:  43,830,028 msg/sec
             OptimistAtomicQueue, 7,i:  53,054,503 msg/sec
             OptimistAtomicQueue, 8,s:  46,381,276 msg/sec
             OptimistAtomicQueue, 8,i:  48,807,452 msg/sec
            OptimistAtomicQueueB, 1,s: 550,152,976 msg/sec
            OptimistAtomicQueueB, 1,i: 120,704,828 msg/sec
            OptimistAtomicQueueB, 2,s:  32,116,839 msg/sec
            OptimistAtomicQueueB, 2,i:  31,933,437 msg/sec
            OptimistAtomicQueueB, 3,s:  36,221,485 msg/sec
            OptimistAtomicQueueB, 3,i:  36,801,001 msg/sec
            OptimistAtomicQueueB, 4,s:  38,651,915 msg/sec
            OptimistAtomicQueueB, 4,i:  38,598,932 msg/sec
            OptimistAtomicQueueB, 5,s:  40,960,953 msg/sec
            OptimistAtomicQueueB, 5,i:  45,251,559 msg/sec
            OptimistAtomicQueueB, 6,s:  41,212,616 msg/sec
            OptimistAtomicQueueB, 6,i:  49,059,458 msg/sec
            OptimistAtomicQueueB, 7,s:  42,649,048 msg/sec
            OptimistAtomicQueueB, 7,i:  50,594,754 msg/sec
            OptimistAtomicQueueB, 8,s:  44,518,598 msg/sec
            OptimistAtomicQueueB, 8,i:  47,692,641 msg/sec
                    AtomicQueue2, 1,s:  22,899,786 msg/sec
                    AtomicQueue2, 1,i:  22,887,304 msg/sec
                    AtomicQueue2, 2,s:  11,830,494 msg/sec
                    AtomicQueue2, 2,i:  11,443,486 msg/sec
                    AtomicQueue2, 3,s:   9,470,815 msg/sec
                    AtomicQueue2, 3,i:   9,527,073 msg/sec
                    AtomicQueue2, 4,s:   8,014,231 msg/sec
                    AtomicQueue2, 4,i:   8,049,367 msg/sec
                    AtomicQueue2, 5,s:   7,946,808 msg/sec
                    AtomicQueue2, 5,i:   8,062,222 msg/sec
                    AtomicQueue2, 6,s:   7,685,946 msg/sec
                    AtomicQueue2, 6,i:   7,519,714 msg/sec
                    AtomicQueue2, 7,s:   7,082,748 msg/sec
                    AtomicQueue2, 7,i:   7,895,818 msg/sec
                    AtomicQueue2, 8,s:   6,367,459 msg/sec
                    AtomicQueue2, 8,i:   7,375,046 msg/sec
                   AtomicQueueB2, 1,s:  36,252,199 msg/sec
                   AtomicQueueB2, 1,i:  32,577,581 msg/sec
                   AtomicQueueB2, 2,s:  11,407,567 msg/sec
                   AtomicQueueB2, 2,i:  11,088,449 msg/sec
                   AtomicQueueB2, 3,s:   9,523,948 msg/sec
                   AtomicQueueB2, 3,i:   9,488,431 msg/sec
                   AtomicQueueB2, 4,s:   7,896,099 msg/sec
                   AtomicQueueB2, 4,i:   7,736,390 msg/sec
                   AtomicQueueB2, 5,s:   7,563,863 msg/sec
                   AtomicQueueB2, 5,i:   7,634,312 msg/sec
                   AtomicQueueB2, 6,s:   7,110,190 msg/sec
                   AtomicQueueB2, 6,i:   7,460,871 msg/sec
                   AtomicQueueB2, 7,s:   6,902,941 msg/sec
                   AtomicQueueB2, 7,i:   7,694,385 msg/sec
                   AtomicQueueB2, 8,s:   6,278,960 msg/sec
                   AtomicQueueB2, 8,i:   7,109,563 msg/sec
            OptimistAtomicQueue2, 1,s: 405,290,951 msg/sec
            OptimistAtomicQueue2, 1,i: 402,963,311 msg/sec
            OptimistAtomicQueue2, 2,s:  24,804,440 msg/sec
            OptimistAtomicQueue2, 2,i:  25,658,675 msg/sec
            OptimistAtomicQueue2, 3,s:  30,330,406 msg/sec
            OptimistAtomicQueue2, 3,i:  31,690,871 msg/sec
            OptimistAtomicQueue2, 4,s:  33,250,974 msg/sec
            OptimistAtomicQueue2, 4,i:  33,439,086 msg/sec
            OptimistAtomicQueue2, 5,s:  37,177,011 msg/sec
            OptimistAtomicQueue2, 5,i:  40,185,512 msg/sec
            OptimistAtomicQueue2, 6,s:  40,113,493 msg/sec
            OptimistAtomicQueue2, 6,i:  49,161,716 msg/sec
            OptimistAtomicQueue2, 7,s:  42,725,613 msg/sec
            OptimistAtomicQueue2, 7,i:  51,674,089 msg/sec
            OptimistAtomicQueue2, 8,s:  43,884,127 msg/sec
            OptimistAtomicQueue2, 8,i:  48,381,262 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,424,151 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,889,066 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,135,423 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,144,974 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,699,934 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,340,311 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,451,345 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,875,834 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,681,390 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,645,980 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,628,103 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,503,431 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,843,555 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,465,226 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,228,980 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,983,529 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000323 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000162 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000243 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000443 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000170 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[217] 194m:58s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,522,725 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,497,541 msg/sec
          boost::lockfree::queue, 1,s:   6,874,304 msg/sec
          boost::lockfree::queue, 1,i:   6,934,786 msg/sec
          boost::lockfree::queue, 2,s:   7,626,381 msg/sec
          boost::lockfree::queue, 2,i:   7,459,713 msg/sec
          boost::lockfree::queue, 3,s:   7,416,494 msg/sec
          boost::lockfree::queue, 3,i:   7,570,032 msg/sec
          boost::lockfree::queue, 4,s:   6,421,530 msg/sec
          boost::lockfree::queue, 4,i:   6,803,923 msg/sec
          boost::lockfree::queue, 5,s:   6,420,972 msg/sec
          boost::lockfree::queue, 5,i:   6,422,355 msg/sec
          boost::lockfree::queue, 6,s:   6,011,561 msg/sec
          boost::lockfree::queue, 6,i:   6,090,606 msg/sec
          boost::lockfree::queue, 7,s:   5,936,433 msg/sec
          boost::lockfree::queue, 7,i:   6,029,629 msg/sec
          boost::lockfree::queue, 8,s:   5,471,372 msg/sec
          boost::lockfree::queue, 8,i:   5,628,881 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  48,511,151 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  43,684,770 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,250,022 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,897,078 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,915,985 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,639,708 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,209,930 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,952,359 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,279,144 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,946,968 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,220,441 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,714,803 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,604,686 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,646,842 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,265,450 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,219,833 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,315,707 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,630,749 msg/sec
                pthread_spinlock, 1,s:  29,298,439 msg/sec
                pthread_spinlock, 1,i:  25,415,682 msg/sec
                pthread_spinlock, 2,s:  16,435,905 msg/sec
                pthread_spinlock, 2,i:  16,956,118 msg/sec
                pthread_spinlock, 3,s:   8,419,530 msg/sec
                pthread_spinlock, 3,i:  12,071,208 msg/sec
                pthread_spinlock, 4,s:   6,524,896 msg/sec
                pthread_spinlock, 4,i:   9,043,500 msg/sec
                pthread_spinlock, 5,s:   8,640,780 msg/sec
                pthread_spinlock, 5,i:   8,994,632 msg/sec
                pthread_spinlock, 6,s:   8,277,218 msg/sec
                pthread_spinlock, 6,i:   9,033,660 msg/sec
                pthread_spinlock, 7,s:   7,437,464 msg/sec
                pthread_spinlock, 7,i:   7,470,921 msg/sec
                pthread_spinlock, 8,s:   6,951,932 msg/sec
                pthread_spinlock, 8,i:   7,094,452 msg/sec
                      std::mutex, 1,s:   7,022,843 msg/sec
                      std::mutex, 1,i:   6,285,941 msg/sec
                      std::mutex, 2,s:   5,584,648 msg/sec
                      std::mutex, 2,i:   5,645,491 msg/sec
                      std::mutex, 3,s:   5,084,152 msg/sec
                      std::mutex, 3,i:   5,454,740 msg/sec
                      std::mutex, 4,s:   5,736,057 msg/sec
                      std::mutex, 4,i:   6,228,953 msg/sec
                      std::mutex, 5,s:   5,951,907 msg/sec
                      std::mutex, 5,i:   6,123,403 msg/sec
                      std::mutex, 6,s:   5,801,163 msg/sec
                      std::mutex, 6,i:   5,897,800 msg/sec
                      std::mutex, 7,s:   5,728,181 msg/sec
                      std::mutex, 7,i:   5,788,012 msg/sec
                      std::mutex, 8,s:   5,631,007 msg/sec
                      std::mutex, 8,i:   5,660,944 msg/sec
                 tbb::spin_mutex, 1,s:  37,546,571 msg/sec
                 tbb::spin_mutex, 1,i:  33,027,536 msg/sec
                 tbb::spin_mutex, 2,s:  21,175,561 msg/sec
                 tbb::spin_mutex, 2,i:  18,310,957 msg/sec
                 tbb::spin_mutex, 3,s:   7,358,194 msg/sec
                 tbb::spin_mutex, 3,i:  10,927,344 msg/sec
                 tbb::spin_mutex, 4,s:   3,135,312 msg/sec
                 tbb::spin_mutex, 4,i:   6,321,443 msg/sec
                 tbb::spin_mutex, 5,s:   5,387,464 msg/sec
                 tbb::spin_mutex, 5,i:   5,879,507 msg/sec
                 tbb::spin_mutex, 6,s:   5,314,992 msg/sec
                 tbb::spin_mutex, 6,i:   4,330,567 msg/sec
                 tbb::spin_mutex, 7,s:   4,830,124 msg/sec
                 tbb::spin_mutex, 7,i:   4,352,311 msg/sec
                 tbb::spin_mutex, 8,s:   3,777,989 msg/sec
                 tbb::spin_mutex, 8,i:   4,132,392 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,711,190 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,799,547 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,936,805 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,073,261 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,394,963 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,440,682 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,325,003 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,267,090 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,776,264 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,735,770 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,697,333 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,992,729 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,819,117 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,976,444 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,868,136 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,139,429 msg/sec
     xenium::michael_scott_queue, 1,s:   9,529,228 msg/sec
     xenium::michael_scott_queue, 1,i:   9,505,504 msg/sec
     xenium::michael_scott_queue, 2,s:   8,453,962 msg/sec
     xenium::michael_scott_queue, 2,i:   8,706,024 msg/sec
     xenium::michael_scott_queue, 3,s:   7,149,721 msg/sec
     xenium::michael_scott_queue, 3,i:   7,583,160 msg/sec
     xenium::michael_scott_queue, 4,s:   6,283,140 msg/sec
     xenium::michael_scott_queue, 4,i:   6,370,151 msg/sec
     xenium::michael_scott_queue, 5,s:   6,345,329 msg/sec
     xenium::michael_scott_queue, 5,i:   6,655,156 msg/sec
     xenium::michael_scott_queue, 6,s:   6,509,098 msg/sec
     xenium::michael_scott_queue, 6,i:   6,970,443 msg/sec
     xenium::michael_scott_queue, 7,s:   6,324,467 msg/sec
     xenium::michael_scott_queue, 7,i:   6,514,208 msg/sec
     xenium::michael_scott_queue, 8,s:   6,051,072 msg/sec
     xenium::michael_scott_queue, 8,i:   6,038,365 msg/sec
         xenium::ramalhete_queue, 1,s:  31,438,161 msg/sec
         xenium::ramalhete_queue, 1,i:  31,516,450 msg/sec
         xenium::ramalhete_queue, 2,s:  23,876,360 msg/sec
         xenium::ramalhete_queue, 2,i:  23,332,285 msg/sec
         xenium::ramalhete_queue, 3,s:  29,195,361 msg/sec
         xenium::ramalhete_queue, 3,i:  28,508,288 msg/sec
         xenium::ramalhete_queue, 4,s:  33,926,108 msg/sec
         xenium::ramalhete_queue, 4,i:  33,466,519 msg/sec
         xenium::ramalhete_queue, 5,s:  32,053,141 msg/sec
         xenium::ramalhete_queue, 5,i:  35,925,802 msg/sec
         xenium::ramalhete_queue, 6,s:  33,956,948 msg/sec
         xenium::ramalhete_queue, 6,i:  39,892,818 msg/sec
         xenium::ramalhete_queue, 7,s:  35,106,230 msg/sec
         xenium::ramalhete_queue, 7,i:  42,008,254 msg/sec
         xenium::ramalhete_queue, 8,s:  35,215,192 msg/sec
         xenium::ramalhete_queue, 8,i:  43,950,988 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,580,327 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 116,117,325 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,977,760 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,706,235 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,690,129 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,135,517 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,464,085 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,337,070 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,678,090 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,346,708 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,774,445 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,278,092 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,215,764 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,845,638 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,419,900 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,281,496 msg/sec
                     AtomicQueue, 1,s:  60,112,487 msg/sec
                     AtomicQueue, 1,i:  55,988,550 msg/sec
                     AtomicQueue, 2,s:  12,253,564 msg/sec
                     AtomicQueue, 2,i:  11,680,579 msg/sec
                     AtomicQueue, 3,s:  10,746,340 msg/sec
                     AtomicQueue, 3,i:   9,977,463 msg/sec
                     AtomicQueue, 4,s:   8,168,582 msg/sec
                     AtomicQueue, 4,i:   8,173,888 msg/sec
                     AtomicQueue, 5,s:   8,010,043 msg/sec
                     AtomicQueue, 5,i:   8,104,552 msg/sec
                     AtomicQueue, 6,s:   7,819,807 msg/sec
                     AtomicQueue, 6,i:   7,607,558 msg/sec
                     AtomicQueue, 7,s:   7,128,047 msg/sec
                     AtomicQueue, 7,i:   8,004,429 msg/sec
                     AtomicQueue, 8,s:   6,339,735 msg/sec
                     AtomicQueue, 8,i:   7,456,798 msg/sec
                    AtomicQueueB, 1,s:  43,863,698 msg/sec
                    AtomicQueueB, 1,i:  42,655,639 msg/sec
                    AtomicQueueB, 2,s:  11,745,546 msg/sec
                    AtomicQueueB, 2,i:  11,439,533 msg/sec
                    AtomicQueueB, 3,s:  10,871,650 msg/sec
                    AtomicQueueB, 3,i:  10,029,833 msg/sec
                    AtomicQueueB, 4,s:   8,103,620 msg/sec
                    AtomicQueueB, 4,i:   7,997,383 msg/sec
                    AtomicQueueB, 5,s:   7,623,482 msg/sec
                    AtomicQueueB, 5,i:   7,788,335 msg/sec
                    AtomicQueueB, 6,s:   7,327,700 msg/sec
                    AtomicQueueB, 6,i:   7,499,112 msg/sec
                    AtomicQueueB, 7,s:   6,893,779 msg/sec
                    AtomicQueueB, 7,i:   7,757,359 msg/sec
                    AtomicQueueB, 8,s:   6,222,433 msg/sec
                    AtomicQueueB, 8,i:   7,108,817 msg/sec
             OptimistAtomicQueue, 1,s: 763,506,963 msg/sec
             OptimistAtomicQueue, 1,i: 778,601,992 msg/sec
             OptimistAtomicQueue, 2,s:  32,655,741 msg/sec
             OptimistAtomicQueue, 2,i:  32,720,634 msg/sec
             OptimistAtomicQueue, 3,s:  36,649,145 msg/sec
             OptimistAtomicQueue, 3,i:  37,413,283 msg/sec
             OptimistAtomicQueue, 4,s:  39,304,486 msg/sec
             OptimistAtomicQueue, 4,i:  39,415,921 msg/sec
             OptimistAtomicQueue, 5,s:  41,848,304 msg/sec
             OptimistAtomicQueue, 5,i:  46,275,362 msg/sec
             OptimistAtomicQueue, 6,s:  42,449,593 msg/sec
             OptimistAtomicQueue, 6,i:  50,466,076 msg/sec
             OptimistAtomicQueue, 7,s:  44,133,632 msg/sec
             OptimistAtomicQueue, 7,i:  51,915,205 msg/sec
             OptimistAtomicQueue, 8,s:  46,570,254 msg/sec
             OptimistAtomicQueue, 8,i:  48,864,960 msg/sec
            OptimistAtomicQueueB, 1,s: 257,813,987 msg/sec
            OptimistAtomicQueueB, 1,i:  76,618,753 msg/sec
            OptimistAtomicQueueB, 2,s:  32,203,375 msg/sec
            OptimistAtomicQueueB, 2,i:  32,105,590 msg/sec
            OptimistAtomicQueueB, 3,s:  36,199,527 msg/sec
            OptimistAtomicQueueB, 3,i:  36,796,575 msg/sec
            OptimistAtomicQueueB, 4,s:  38,603,547 msg/sec
            OptimistAtomicQueueB, 4,i:  38,550,993 msg/sec
            OptimistAtomicQueueB, 5,s:  40,876,994 msg/sec
            OptimistAtomicQueueB, 5,i:  45,326,611 msg/sec
            OptimistAtomicQueueB, 6,s:  40,604,323 msg/sec
            OptimistAtomicQueueB, 6,i:  48,762,845 msg/sec
            OptimistAtomicQueueB, 7,s:  41,940,668 msg/sec
            OptimistAtomicQueueB, 7,i:  51,341,823 msg/sec
            OptimistAtomicQueueB, 8,s:  44,130,882 msg/sec
            OptimistAtomicQueueB, 8,i:  47,793,151 msg/sec
                    AtomicQueue2, 1,s:  23,059,163 msg/sec
                    AtomicQueue2, 1,i:  23,046,442 msg/sec
                    AtomicQueue2, 2,s:  11,918,423 msg/sec
                    AtomicQueue2, 2,i:  11,379,845 msg/sec
                    AtomicQueue2, 3,s:   9,380,968 msg/sec
                    AtomicQueue2, 3,i:   9,402,900 msg/sec
                    AtomicQueue2, 4,s:   8,057,064 msg/sec
                    AtomicQueue2, 4,i:   8,036,934 msg/sec
                    AtomicQueue2, 5,s:   7,934,938 msg/sec
                    AtomicQueue2, 5,i:   8,041,706 msg/sec
                    AtomicQueue2, 6,s:   7,693,667 msg/sec
                    AtomicQueue2, 6,i:   7,551,925 msg/sec
                    AtomicQueue2, 7,s:   7,086,103 msg/sec
                    AtomicQueue2, 7,i:   7,919,988 msg/sec
                    AtomicQueue2, 8,s:   6,387,109 msg/sec
                    AtomicQueue2, 8,i:   7,346,392 msg/sec
                   AtomicQueueB2, 1,s:  33,429,063 msg/sec
                   AtomicQueueB2, 1,i:  32,632,171 msg/sec
                   AtomicQueueB2, 2,s:  11,415,081 msg/sec
                   AtomicQueueB2, 2,i:  11,101,878 msg/sec
                   AtomicQueueB2, 3,s:   9,539,001 msg/sec
                   AtomicQueueB2, 3,i:   9,506,048 msg/sec
                   AtomicQueueB2, 4,s:   7,953,453 msg/sec
                   AtomicQueueB2, 4,i:   7,774,978 msg/sec
                   AtomicQueueB2, 5,s:   7,425,648 msg/sec
                   AtomicQueueB2, 5,i:   7,714,634 msg/sec
                   AtomicQueueB2, 6,s:   7,319,570 msg/sec
                   AtomicQueueB2, 6,i:   7,428,330 msg/sec
                   AtomicQueueB2, 7,s:   6,911,281 msg/sec
                   AtomicQueueB2, 7,i:   7,686,103 msg/sec
                   AtomicQueueB2, 8,s:   6,279,695 msg/sec
                   AtomicQueueB2, 8,i:   7,056,438 msg/sec
            OptimistAtomicQueue2, 1,s: 153,249,512 msg/sec
            OptimistAtomicQueue2, 1,i:  29,613,374 msg/sec
            OptimistAtomicQueue2, 2,s:  24,267,417 msg/sec
            OptimistAtomicQueue2, 2,i:  24,880,852 msg/sec
            OptimistAtomicQueue2, 3,s:  30,320,958 msg/sec
            OptimistAtomicQueue2, 3,i:  30,368,340 msg/sec
            OptimistAtomicQueue2, 4,s:  33,181,152 msg/sec
            OptimistAtomicQueue2, 4,i:  33,186,289 msg/sec
            OptimistAtomicQueue2, 5,s:  37,216,533 msg/sec
            OptimistAtomicQueue2, 5,i:  40,224,267 msg/sec
            OptimistAtomicQueue2, 6,s:  40,447,584 msg/sec
            OptimistAtomicQueue2, 6,i:  48,989,652 msg/sec
            OptimistAtomicQueue2, 7,s:  42,914,286 msg/sec
            OptimistAtomicQueue2, 7,i:  51,556,173 msg/sec
            OptimistAtomicQueue2, 8,s:  43,921,489 msg/sec
            OptimistAtomicQueue2, 8,i:  48,680,225 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,759,349 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,922,557 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,832,254 msg/sec
           OptimistAtomicQueueB2, 2,i:  28,412,708 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,755,250 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,161,559 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,339,518 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,357,184 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,460,103 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,329,474 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,490,233 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,131,843 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,194,695 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,196,874 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,279,933 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,127,101 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000152 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000300 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000298 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000259 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[218] 193m:39s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,188,690 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,247,825 msg/sec
          boost::lockfree::queue, 1,s:   7,051,861 msg/sec
          boost::lockfree::queue, 1,i:   6,860,368 msg/sec
          boost::lockfree::queue, 2,s:   7,653,342 msg/sec
          boost::lockfree::queue, 2,i:   7,458,342 msg/sec
          boost::lockfree::queue, 3,s:   7,377,168 msg/sec
          boost::lockfree::queue, 3,i:   7,535,849 msg/sec
          boost::lockfree::queue, 4,s:   6,428,799 msg/sec
          boost::lockfree::queue, 4,i:   6,731,951 msg/sec
          boost::lockfree::queue, 5,s:   6,388,820 msg/sec
          boost::lockfree::queue, 5,i:   6,481,891 msg/sec
          boost::lockfree::queue, 6,s:   6,037,273 msg/sec
          boost::lockfree::queue, 6,i:   6,125,262 msg/sec
          boost::lockfree::queue, 7,s:   5,997,637 msg/sec
          boost::lockfree::queue, 7,i:   6,079,959 msg/sec
          boost::lockfree::queue, 8,s:   5,498,839 msg/sec
          boost::lockfree::queue, 8,i:   5,701,353 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 101,602,262 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  99,590,020 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,455,312 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,409,646 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,445,337 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,333,954 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,980,336 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,891,296 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,351,444 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,297,643 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,123,923 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,774,239 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,400,737 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,221,817 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,920,309 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  34,591,506 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,195,558 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,585,699 msg/sec
                pthread_spinlock, 1,s:  29,140,100 msg/sec
                pthread_spinlock, 1,i:  25,423,498 msg/sec
                pthread_spinlock, 2,s:  15,517,967 msg/sec
                pthread_spinlock, 2,i:  17,064,206 msg/sec
                pthread_spinlock, 3,s:   8,378,926 msg/sec
                pthread_spinlock, 3,i:  12,026,870 msg/sec
                pthread_spinlock, 4,s:   6,514,827 msg/sec
                pthread_spinlock, 4,i:   9,104,555 msg/sec
                pthread_spinlock, 5,s:   8,670,730 msg/sec
                pthread_spinlock, 5,i:   8,857,973 msg/sec
                pthread_spinlock, 6,s:   8,563,516 msg/sec
                pthread_spinlock, 6,i:   8,759,484 msg/sec
                pthread_spinlock, 7,s:   7,538,024 msg/sec
                pthread_spinlock, 7,i:   7,792,227 msg/sec
                pthread_spinlock, 8,s:   6,757,370 msg/sec
                pthread_spinlock, 8,i:   6,867,853 msg/sec
                      std::mutex, 1,s:   7,592,007 msg/sec
                      std::mutex, 1,i:   7,569,492 msg/sec
                      std::mutex, 2,s:   5,351,680 msg/sec
                      std::mutex, 2,i:   5,600,852 msg/sec
                      std::mutex, 3,s:   4,939,702 msg/sec
                      std::mutex, 3,i:   5,720,482 msg/sec
                      std::mutex, 4,s:   5,272,460 msg/sec
                      std::mutex, 4,i:   6,162,998 msg/sec
                      std::mutex, 5,s:   5,918,101 msg/sec
                      std::mutex, 5,i:   5,784,970 msg/sec
                      std::mutex, 6,s:   5,828,332 msg/sec
                      std::mutex, 6,i:   5,872,913 msg/sec
                      std::mutex, 7,s:   5,726,573 msg/sec
                      std::mutex, 7,i:   5,788,399 msg/sec
                      std::mutex, 8,s:   5,615,258 msg/sec
                      std::mutex, 8,i:   5,696,182 msg/sec
                 tbb::spin_mutex, 1,s:  37,672,576 msg/sec
                 tbb::spin_mutex, 1,i:  37,560,039 msg/sec
                 tbb::spin_mutex, 2,s:  21,289,496 msg/sec
                 tbb::spin_mutex, 2,i:  20,455,783 msg/sec
                 tbb::spin_mutex, 3,s:   8,968,505 msg/sec
                 tbb::spin_mutex, 3,i:  11,163,685 msg/sec
                 tbb::spin_mutex, 4,s:   3,193,633 msg/sec
                 tbb::spin_mutex, 4,i:   6,329,521 msg/sec
                 tbb::spin_mutex, 5,s:   5,469,476 msg/sec
                 tbb::spin_mutex, 5,i:   5,706,871 msg/sec
                 tbb::spin_mutex, 6,s:   5,400,875 msg/sec
                 tbb::spin_mutex, 6,i:   4,353,158 msg/sec
                 tbb::spin_mutex, 7,s:   4,880,862 msg/sec
                 tbb::spin_mutex, 7,i:   4,281,849 msg/sec
                 tbb::spin_mutex, 8,s:   3,940,077 msg/sec
                 tbb::spin_mutex, 8,i:   4,190,440 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,086,130 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,318,497 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,115,056 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,459,473 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,662,452 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,568,217 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,576,936 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,545,124 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,880,414 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,628,333 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,935,359 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,666,601 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,887,839 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,846,697 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,761,292 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,498,212 msg/sec
     xenium::michael_scott_queue, 1,s:  10,147,840 msg/sec
     xenium::michael_scott_queue, 1,i:   9,793,891 msg/sec
     xenium::michael_scott_queue, 2,s:   8,501,864 msg/sec
     xenium::michael_scott_queue, 2,i:   8,486,882 msg/sec
     xenium::michael_scott_queue, 3,s:   7,199,278 msg/sec
     xenium::michael_scott_queue, 3,i:   7,550,473 msg/sec
     xenium::michael_scott_queue, 4,s:   6,282,792 msg/sec
     xenium::michael_scott_queue, 4,i:   6,356,991 msg/sec
     xenium::michael_scott_queue, 5,s:   6,302,416 msg/sec
     xenium::michael_scott_queue, 5,i:   6,610,820 msg/sec
     xenium::michael_scott_queue, 6,s:   6,493,594 msg/sec
     xenium::michael_scott_queue, 6,i:   6,724,115 msg/sec
     xenium::michael_scott_queue, 7,s:   6,329,022 msg/sec
     xenium::michael_scott_queue, 7,i:   6,461,099 msg/sec
     xenium::michael_scott_queue, 8,s:   6,073,351 msg/sec
     xenium::michael_scott_queue, 8,i:   6,074,849 msg/sec
         xenium::ramalhete_queue, 1,s:  32,414,595 msg/sec
         xenium::ramalhete_queue, 1,i:  32,516,186 msg/sec
         xenium::ramalhete_queue, 2,s:  24,629,583 msg/sec
         xenium::ramalhete_queue, 2,i:  23,387,180 msg/sec
         xenium::ramalhete_queue, 3,s:  29,386,595 msg/sec
         xenium::ramalhete_queue, 3,i:  28,639,363 msg/sec
         xenium::ramalhete_queue, 4,s:  33,850,802 msg/sec
         xenium::ramalhete_queue, 4,i:  33,574,069 msg/sec
         xenium::ramalhete_queue, 5,s:  32,013,783 msg/sec
         xenium::ramalhete_queue, 5,i:  38,483,110 msg/sec
         xenium::ramalhete_queue, 6,s:  34,022,284 msg/sec
         xenium::ramalhete_queue, 6,i:  39,272,496 msg/sec
         xenium::ramalhete_queue, 7,s:  35,234,182 msg/sec
         xenium::ramalhete_queue, 7,i:  40,847,944 msg/sec
         xenium::ramalhete_queue, 8,s:  35,559,345 msg/sec
         xenium::ramalhete_queue, 8,i:  43,966,183 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,026,665 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 118,806,604 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,248,896 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  22,854,431 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,621,548 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,630,388 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,667,832 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,048,690 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,480,928 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,392,428 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,832,087 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,295,392 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,269,736 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,074,002 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,391,882 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,243,610 msg/sec
                     AtomicQueue, 1,s:  59,445,873 msg/sec
                     AtomicQueue, 1,i:  56,631,709 msg/sec
                     AtomicQueue, 2,s:  12,192,673 msg/sec
                     AtomicQueue, 2,i:  11,707,302 msg/sec
                     AtomicQueue, 3,s:  10,741,478 msg/sec
                     AtomicQueue, 3,i:   9,887,556 msg/sec
                     AtomicQueue, 4,s:   8,155,795 msg/sec
                     AtomicQueue, 4,i:   8,151,870 msg/sec
                     AtomicQueue, 5,s:   8,026,400 msg/sec
                     AtomicQueue, 5,i:   8,085,982 msg/sec
                     AtomicQueue, 6,s:   7,851,647 msg/sec
                     AtomicQueue, 6,i:   7,594,869 msg/sec
                     AtomicQueue, 7,s:   7,169,555 msg/sec
                     AtomicQueue, 7,i:   7,974,678 msg/sec
                     AtomicQueue, 8,s:   6,335,282 msg/sec
                     AtomicQueue, 8,i:   7,433,592 msg/sec
                    AtomicQueueB, 1,s:  62,332,015 msg/sec
                    AtomicQueueB, 1,i:  43,028,215 msg/sec
                    AtomicQueueB, 2,s:  11,858,396 msg/sec
                    AtomicQueueB, 2,i:  11,488,771 msg/sec
                    AtomicQueueB, 3,s:  11,020,387 msg/sec
                    AtomicQueueB, 3,i:  10,197,933 msg/sec
                    AtomicQueueB, 4,s:   8,107,721 msg/sec
                    AtomicQueueB, 4,i:   7,988,414 msg/sec
                    AtomicQueueB, 5,s:   7,725,281 msg/sec
                    AtomicQueueB, 5,i:   7,769,244 msg/sec
                    AtomicQueueB, 6,s:   7,308,495 msg/sec
                    AtomicQueueB, 6,i:   7,518,167 msg/sec
                    AtomicQueueB, 7,s:   6,873,356 msg/sec
                    AtomicQueueB, 7,i:   7,735,746 msg/sec
                    AtomicQueueB, 8,s:   6,219,422 msg/sec
                    AtomicQueueB, 8,i:   7,190,903 msg/sec
             OptimistAtomicQueue, 1,s: 718,429,642 msg/sec
             OptimistAtomicQueue, 1,i: 722,938,252 msg/sec
             OptimistAtomicQueue, 2,s:  32,547,392 msg/sec
             OptimistAtomicQueue, 2,i:  32,620,428 msg/sec
             OptimistAtomicQueue, 3,s:  36,672,444 msg/sec
             OptimistAtomicQueue, 3,i:  37,368,976 msg/sec
             OptimistAtomicQueue, 4,s:  39,263,898 msg/sec
             OptimistAtomicQueue, 4,i:  39,365,581 msg/sec
             OptimistAtomicQueue, 5,s:  41,727,988 msg/sec
             OptimistAtomicQueue, 5,i:  46,371,259 msg/sec
             OptimistAtomicQueue, 6,s:  42,163,819 msg/sec
             OptimistAtomicQueue, 6,i:  49,744,785 msg/sec
             OptimistAtomicQueue, 7,s:  44,315,626 msg/sec
             OptimistAtomicQueue, 7,i:  49,416,432 msg/sec
             OptimistAtomicQueue, 8,s:  46,343,307 msg/sec
             OptimistAtomicQueue, 8,i:  49,745,370 msg/sec
            OptimistAtomicQueueB, 1,s: 461,007,310 msg/sec
            OptimistAtomicQueueB, 1,i:  79,535,604 msg/sec
            OptimistAtomicQueueB, 2,s:  32,211,453 msg/sec
            OptimistAtomicQueueB, 2,i:  31,881,011 msg/sec
            OptimistAtomicQueueB, 3,s:  36,248,977 msg/sec
            OptimistAtomicQueueB, 3,i:  36,792,776 msg/sec
            OptimistAtomicQueueB, 4,s:  38,566,783 msg/sec
            OptimistAtomicQueueB, 4,i:  38,656,883 msg/sec
            OptimistAtomicQueueB, 5,s:  40,940,627 msg/sec
            OptimistAtomicQueueB, 5,i:  45,239,235 msg/sec
            OptimistAtomicQueueB, 6,s:  40,869,627 msg/sec
            OptimistAtomicQueueB, 6,i:  49,007,006 msg/sec
            OptimistAtomicQueueB, 7,s:  41,693,192 msg/sec
            OptimistAtomicQueueB, 7,i:  50,877,442 msg/sec
            OptimistAtomicQueueB, 8,s:  44,447,845 msg/sec
            OptimistAtomicQueueB, 8,i:  48,097,245 msg/sec
                    AtomicQueue2, 1,s:  22,985,765 msg/sec
                    AtomicQueue2, 1,i:  22,854,657 msg/sec
                    AtomicQueue2, 2,s:  11,974,059 msg/sec
                    AtomicQueue2, 2,i:  11,412,663 msg/sec
                    AtomicQueue2, 3,s:   9,342,595 msg/sec
                    AtomicQueue2, 3,i:   9,369,483 msg/sec
                    AtomicQueue2, 4,s:   8,024,472 msg/sec
                    AtomicQueue2, 4,i:   8,036,189 msg/sec
                    AtomicQueue2, 5,s:   7,912,531 msg/sec
                    AtomicQueue2, 5,i:   8,023,572 msg/sec
                    AtomicQueue2, 6,s:   7,773,041 msg/sec
                    AtomicQueue2, 6,i:   7,546,083 msg/sec
                    AtomicQueue2, 7,s:   7,167,857 msg/sec
                    AtomicQueue2, 7,i:   7,918,704 msg/sec
                    AtomicQueue2, 8,s:   6,375,239 msg/sec
                    AtomicQueue2, 8,i:   7,264,749 msg/sec
                   AtomicQueueB2, 1,s:  32,697,173 msg/sec
                   AtomicQueueB2, 1,i:  32,627,357 msg/sec
                   AtomicQueueB2, 2,s:  11,396,005 msg/sec
                   AtomicQueueB2, 2,i:  11,090,387 msg/sec
                   AtomicQueueB2, 3,s:   9,658,227 msg/sec
                   AtomicQueueB2, 3,i:   9,594,279 msg/sec
                   AtomicQueueB2, 4,s:   7,923,979 msg/sec
                   AtomicQueueB2, 4,i:   7,922,287 msg/sec
                   AtomicQueueB2, 5,s:   7,528,697 msg/sec
                   AtomicQueueB2, 5,i:   7,675,934 msg/sec
                   AtomicQueueB2, 6,s:   7,310,046 msg/sec
                   AtomicQueueB2, 6,i:   7,451,621 msg/sec
                   AtomicQueueB2, 7,s:   6,889,531 msg/sec
                   AtomicQueueB2, 7,i:   7,680,336 msg/sec
                   AtomicQueueB2, 8,s:   6,346,909 msg/sec
                   AtomicQueueB2, 8,i:   7,053,942 msg/sec
            OptimistAtomicQueue2, 1,s: 437,925,533 msg/sec
            OptimistAtomicQueue2, 1,i: 434,736,110 msg/sec
            OptimistAtomicQueue2, 2,s:  23,008,665 msg/sec
            OptimistAtomicQueue2, 2,i:  25,914,262 msg/sec
            OptimistAtomicQueue2, 3,s:  30,300,634 msg/sec
            OptimistAtomicQueue2, 3,i:  29,974,685 msg/sec
            OptimistAtomicQueue2, 4,s:  33,635,387 msg/sec
            OptimistAtomicQueue2, 4,i:  33,133,310 msg/sec
            OptimistAtomicQueue2, 5,s:  37,120,399 msg/sec
            OptimistAtomicQueue2, 5,i:  40,194,330 msg/sec
            OptimistAtomicQueue2, 6,s:  39,928,565 msg/sec
            OptimistAtomicQueue2, 6,i:  49,214,370 msg/sec
            OptimistAtomicQueue2, 7,s:  42,989,309 msg/sec
            OptimistAtomicQueue2, 7,i:  51,537,892 msg/sec
            OptimistAtomicQueue2, 8,s:  44,356,242 msg/sec
            OptimistAtomicQueue2, 8,i:  48,090,531 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,052,829 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,915,844 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,279,956 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,193,400 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,676,961 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,093,532 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,927,982 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,856,501 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,470,086 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,016,770 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,949,154 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,111,348 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,051,077 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,361,108 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,251,534 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,325,929 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000327 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000241 sec/round-trip
                pthread_spinlock: 0.000000257 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000286 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000278 sec/round-trip
     xenium::michael_scott_queue: 0.000000376 sec/round-trip
         xenium::ramalhete_queue: 0.000000273 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[219] 192m:19s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,870,590 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,290,673 msg/sec
          boost::lockfree::queue, 1,s:   6,885,962 msg/sec
          boost::lockfree::queue, 1,i:   6,928,555 msg/sec
          boost::lockfree::queue, 2,s:   7,516,981 msg/sec
          boost::lockfree::queue, 2,i:   7,465,371 msg/sec
          boost::lockfree::queue, 3,s:   7,437,531 msg/sec
          boost::lockfree::queue, 3,i:   7,552,431 msg/sec
          boost::lockfree::queue, 4,s:   6,426,279 msg/sec
          boost::lockfree::queue, 4,i:   6,775,423 msg/sec
          boost::lockfree::queue, 5,s:   6,408,225 msg/sec
          boost::lockfree::queue, 5,i:   6,499,972 msg/sec
          boost::lockfree::queue, 6,s:   6,022,358 msg/sec
          boost::lockfree::queue, 6,i:   6,086,003 msg/sec
          boost::lockfree::queue, 7,s:   5,896,697 msg/sec
          boost::lockfree::queue, 7,i:   6,028,784 msg/sec
          boost::lockfree::queue, 8,s:   5,418,425 msg/sec
          boost::lockfree::queue, 8,i:   5,667,040 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 360,123,360 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 155,239,626 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,003,651 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,937,056 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,023,505 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,641,374 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,921,885 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,118,243 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,591,531 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,757,781 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,338,957 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,014,409 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,589,329 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  30,671,425 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,121,482 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,558,152 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,079,115 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,318,677 msg/sec
                pthread_spinlock, 1,s:  28,842,375 msg/sec
                pthread_spinlock, 1,i:  25,282,742 msg/sec
                pthread_spinlock, 2,s:  15,969,338 msg/sec
                pthread_spinlock, 2,i:  16,927,716 msg/sec
                pthread_spinlock, 3,s:   8,349,815 msg/sec
                pthread_spinlock, 3,i:  12,158,194 msg/sec
                pthread_spinlock, 4,s:   6,489,123 msg/sec
                pthread_spinlock, 4,i:   8,834,813 msg/sec
                pthread_spinlock, 5,s:   8,804,775 msg/sec
                pthread_spinlock, 5,i:   9,420,077 msg/sec
                pthread_spinlock, 6,s:   8,594,610 msg/sec
                pthread_spinlock, 6,i:   8,439,758 msg/sec
                pthread_spinlock, 7,s:   7,494,429 msg/sec
                pthread_spinlock, 7,i:   7,459,994 msg/sec
                pthread_spinlock, 8,s:   6,807,075 msg/sec
                pthread_spinlock, 8,i:   7,325,250 msg/sec
                      std::mutex, 1,s:   6,289,009 msg/sec
                      std::mutex, 1,i:   6,709,440 msg/sec
                      std::mutex, 2,s:   6,117,821 msg/sec
                      std::mutex, 2,i:   6,211,790 msg/sec
                      std::mutex, 3,s:   5,959,843 msg/sec
                      std::mutex, 3,i:   6,130,588 msg/sec
                      std::mutex, 4,s:   6,233,424 msg/sec
                      std::mutex, 4,i:   6,413,115 msg/sec
                      std::mutex, 5,s:   6,060,505 msg/sec
                      std::mutex, 5,i:   6,022,992 msg/sec
                      std::mutex, 6,s:   5,959,871 msg/sec
                      std::mutex, 6,i:   5,958,898 msg/sec
                      std::mutex, 7,s:   5,890,709 msg/sec
                      std::mutex, 7,i:   5,830,887 msg/sec
                      std::mutex, 8,s:   5,814,508 msg/sec
                      std::mutex, 8,i:   5,711,274 msg/sec
                 tbb::spin_mutex, 1,s:  37,738,892 msg/sec
                 tbb::spin_mutex, 1,i:  37,648,979 msg/sec
                 tbb::spin_mutex, 2,s:  21,291,384 msg/sec
                 tbb::spin_mutex, 2,i:  18,389,660 msg/sec
                 tbb::spin_mutex, 3,s:   7,753,986 msg/sec
                 tbb::spin_mutex, 3,i:  11,146,915 msg/sec
                 tbb::spin_mutex, 4,s:   3,171,652 msg/sec
                 tbb::spin_mutex, 4,i:   6,316,740 msg/sec
                 tbb::spin_mutex, 5,s:   5,572,990 msg/sec
                 tbb::spin_mutex, 5,i:   5,841,928 msg/sec
                 tbb::spin_mutex, 6,s:   5,242,419 msg/sec
                 tbb::spin_mutex, 6,i:   4,392,833 msg/sec
                 tbb::spin_mutex, 7,s:   4,859,738 msg/sec
                 tbb::spin_mutex, 7,i:   4,367,845 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,668 msg/sec
                 tbb::spin_mutex, 8,i:   4,082,978 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,319,985 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,624,914 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,724,241 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,327,940 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,302,497 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,201,591 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,394,021 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,262,347 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,690,424 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,921,671 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,859,132 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,952,721 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,016,058 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,946,196 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,967,430 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,096,301 msg/sec
     xenium::michael_scott_queue, 1,s:   9,372,374 msg/sec
     xenium::michael_scott_queue, 1,i:   9,379,494 msg/sec
     xenium::michael_scott_queue, 2,s:   8,506,543 msg/sec
     xenium::michael_scott_queue, 2,i:   8,422,241 msg/sec
     xenium::michael_scott_queue, 3,s:   7,299,936 msg/sec
     xenium::michael_scott_queue, 3,i:   7,551,209 msg/sec
     xenium::michael_scott_queue, 4,s:   6,289,869 msg/sec
     xenium::michael_scott_queue, 4,i:   6,365,027 msg/sec
     xenium::michael_scott_queue, 5,s:   6,282,611 msg/sec
     xenium::michael_scott_queue, 5,i:   6,710,264 msg/sec
     xenium::michael_scott_queue, 6,s:   6,484,838 msg/sec
     xenium::michael_scott_queue, 6,i:   6,712,027 msg/sec
     xenium::michael_scott_queue, 7,s:   6,337,320 msg/sec
     xenium::michael_scott_queue, 7,i:   6,540,772 msg/sec
     xenium::michael_scott_queue, 8,s:   5,996,643 msg/sec
     xenium::michael_scott_queue, 8,i:   6,085,345 msg/sec
         xenium::ramalhete_queue, 1,s:  32,087,401 msg/sec
         xenium::ramalhete_queue, 1,i:  32,632,175 msg/sec
         xenium::ramalhete_queue, 2,s:  23,687,135 msg/sec
         xenium::ramalhete_queue, 2,i:  23,317,930 msg/sec
         xenium::ramalhete_queue, 3,s:  29,205,918 msg/sec
         xenium::ramalhete_queue, 3,i:  28,513,394 msg/sec
         xenium::ramalhete_queue, 4,s:  33,777,872 msg/sec
         xenium::ramalhete_queue, 4,i:  33,553,581 msg/sec
         xenium::ramalhete_queue, 5,s:  32,166,656 msg/sec
         xenium::ramalhete_queue, 5,i:  36,076,469 msg/sec
         xenium::ramalhete_queue, 6,s:  33,978,481 msg/sec
         xenium::ramalhete_queue, 6,i:  38,614,720 msg/sec
         xenium::ramalhete_queue, 7,s:  35,131,486 msg/sec
         xenium::ramalhete_queue, 7,i:  41,520,832 msg/sec
         xenium::ramalhete_queue, 8,s:  35,511,967 msg/sec
         xenium::ramalhete_queue, 8,i:  44,139,212 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,799,229 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,104,683 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  20,447,658 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,716,767 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,585,992 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,407,951 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,350,682 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,278,064 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,700,624 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,270,367 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,908,561 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,279,841 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,165,235 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,356,750 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,514 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,221,596 msg/sec
                     AtomicQueue, 1,s: 221,749,046 msg/sec
                     AtomicQueue, 1,i:  57,109,600 msg/sec
                     AtomicQueue, 2,s:  12,288,234 msg/sec
                     AtomicQueue, 2,i:  11,712,172 msg/sec
                     AtomicQueue, 3,s:  10,827,459 msg/sec
                     AtomicQueue, 3,i:   9,878,149 msg/sec
                     AtomicQueue, 4,s:   8,146,338 msg/sec
                     AtomicQueue, 4,i:   8,205,095 msg/sec
                     AtomicQueue, 5,s:   8,022,099 msg/sec
                     AtomicQueue, 5,i:   8,109,688 msg/sec
                     AtomicQueue, 6,s:   7,790,932 msg/sec
                     AtomicQueue, 6,i:   7,630,885 msg/sec
                     AtomicQueue, 7,s:   7,162,680 msg/sec
                     AtomicQueue, 7,i:   7,976,502 msg/sec
                     AtomicQueue, 8,s:   6,349,588 msg/sec
                     AtomicQueue, 8,i:   7,404,188 msg/sec
                    AtomicQueueB, 1,s:  44,107,021 msg/sec
                    AtomicQueueB, 1,i:  44,490,428 msg/sec
                    AtomicQueueB, 2,s:  11,808,820 msg/sec
                    AtomicQueueB, 2,i:  11,391,394 msg/sec
                    AtomicQueueB, 3,s:  10,884,498 msg/sec
                    AtomicQueueB, 3,i:  10,180,711 msg/sec
                    AtomicQueueB, 4,s:   7,999,432 msg/sec
                    AtomicQueueB, 4,i:   8,050,917 msg/sec
                    AtomicQueueB, 5,s:   7,597,553 msg/sec
                    AtomicQueueB, 5,i:   7,833,861 msg/sec
                    AtomicQueueB, 6,s:   7,435,659 msg/sec
                    AtomicQueueB, 6,i:   7,582,121 msg/sec
                    AtomicQueueB, 7,s:   6,851,986 msg/sec
                    AtomicQueueB, 7,i:   7,553,722 msg/sec
                    AtomicQueueB, 8,s:   6,216,726 msg/sec
                    AtomicQueueB, 8,i:   7,157,283 msg/sec
             OptimistAtomicQueue, 1,s: 760,376,477 msg/sec
             OptimistAtomicQueue, 1,i: 628,557,833 msg/sec
             OptimistAtomicQueue, 2,s:  32,563,263 msg/sec
             OptimistAtomicQueue, 2,i:  32,625,542 msg/sec
             OptimistAtomicQueue, 3,s:  36,660,271 msg/sec
             OptimistAtomicQueue, 3,i:  37,354,616 msg/sec
             OptimistAtomicQueue, 4,s:  39,267,136 msg/sec
             OptimistAtomicQueue, 4,i:  39,386,685 msg/sec
             OptimistAtomicQueue, 5,s:  41,628,424 msg/sec
             OptimistAtomicQueue, 5,i:  46,246,353 msg/sec
             OptimistAtomicQueue, 6,s:  42,442,918 msg/sec
             OptimistAtomicQueue, 6,i:  50,467,111 msg/sec
             OptimistAtomicQueue, 7,s:  44,025,238 msg/sec
             OptimistAtomicQueue, 7,i:  49,426,722 msg/sec
             OptimistAtomicQueue, 8,s:  46,686,953 msg/sec
             OptimistAtomicQueue, 8,i:  50,263,538 msg/sec
            OptimistAtomicQueueB, 1,s: 118,503,915 msg/sec
            OptimistAtomicQueueB, 1,i: 100,864,260 msg/sec
            OptimistAtomicQueueB, 2,s:  32,194,655 msg/sec
            OptimistAtomicQueueB, 2,i:  32,176,237 msg/sec
            OptimistAtomicQueueB, 3,s:  36,243,863 msg/sec
            OptimistAtomicQueueB, 3,i:  36,896,073 msg/sec
            OptimistAtomicQueueB, 4,s:  38,673,995 msg/sec
            OptimistAtomicQueueB, 4,i:  38,617,645 msg/sec
            OptimistAtomicQueueB, 5,s:  40,360,540 msg/sec
            OptimistAtomicQueueB, 5,i:  45,399,438 msg/sec
            OptimistAtomicQueueB, 6,s:  40,464,323 msg/sec
            OptimistAtomicQueueB, 6,i:  49,205,673 msg/sec
            OptimistAtomicQueueB, 7,s:  42,114,246 msg/sec
            OptimistAtomicQueueB, 7,i:  48,121,972 msg/sec
            OptimistAtomicQueueB, 8,s:  44,340,918 msg/sec
            OptimistAtomicQueueB, 8,i:  47,969,998 msg/sec
                    AtomicQueue2, 1,s:  23,242,984 msg/sec
                    AtomicQueue2, 1,i:  23,205,476 msg/sec
                    AtomicQueue2, 2,s:  11,737,304 msg/sec
                    AtomicQueue2, 2,i:  11,586,464 msg/sec
                    AtomicQueue2, 3,s:   9,703,481 msg/sec
                    AtomicQueue2, 3,i:   9,470,295 msg/sec
                    AtomicQueue2, 4,s:   8,056,701 msg/sec
                    AtomicQueue2, 4,i:   8,025,841 msg/sec
                    AtomicQueue2, 5,s:   7,951,809 msg/sec
                    AtomicQueue2, 5,i:   8,028,518 msg/sec
                    AtomicQueue2, 6,s:   7,719,019 msg/sec
                    AtomicQueue2, 6,i:   7,523,705 msg/sec
                    AtomicQueue2, 7,s:   7,134,186 msg/sec
                    AtomicQueue2, 7,i:   7,875,903 msg/sec
                    AtomicQueue2, 8,s:   6,413,421 msg/sec
                    AtomicQueue2, 8,i:   7,353,789 msg/sec
                   AtomicQueueB2, 1,s:  36,020,886 msg/sec
                   AtomicQueueB2, 1,i:  32,639,414 msg/sec
                   AtomicQueueB2, 2,s:  11,453,957 msg/sec
                   AtomicQueueB2, 2,i:  11,204,702 msg/sec
                   AtomicQueueB2, 3,s:   9,575,484 msg/sec
                   AtomicQueueB2, 3,i:   9,581,457 msg/sec
                   AtomicQueueB2, 4,s:   7,868,147 msg/sec
                   AtomicQueueB2, 4,i:   7,836,713 msg/sec
                   AtomicQueueB2, 5,s:   7,454,736 msg/sec
                   AtomicQueueB2, 5,i:   7,696,896 msg/sec
                   AtomicQueueB2, 6,s:   7,302,690 msg/sec
                   AtomicQueueB2, 6,i:   7,391,774 msg/sec
                   AtomicQueueB2, 7,s:   6,798,845 msg/sec
                   AtomicQueueB2, 7,i:   7,705,616 msg/sec
                   AtomicQueueB2, 8,s:   6,293,142 msg/sec
                   AtomicQueueB2, 8,i:   7,075,100 msg/sec
            OptimistAtomicQueue2, 1,s: 369,515,557 msg/sec
            OptimistAtomicQueue2, 1,i:  32,706,676 msg/sec
            OptimistAtomicQueue2, 2,s:  29,126,901 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,035 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,371 msg/sec
            OptimistAtomicQueue2, 3,i:  31,848,819 msg/sec
            OptimistAtomicQueue2, 4,s:  33,523,143 msg/sec
            OptimistAtomicQueue2, 4,i:  33,159,136 msg/sec
            OptimistAtomicQueue2, 5,s:  36,946,159 msg/sec
            OptimistAtomicQueue2, 5,i:  40,277,031 msg/sec
            OptimistAtomicQueue2, 6,s:  40,396,183 msg/sec
            OptimistAtomicQueue2, 6,i:  49,266,540 msg/sec
            OptimistAtomicQueue2, 7,s:  42,743,483 msg/sec
            OptimistAtomicQueue2, 7,i:  51,496,782 msg/sec
            OptimistAtomicQueue2, 8,s:  43,826,540 msg/sec
            OptimistAtomicQueue2, 8,i:  48,713,442 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,209,242 msg/sec
           OptimistAtomicQueueB2, 1,i:  76,030,210 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,135,179 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,590,571 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,665,126 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,113,923 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,306,562 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,923,213 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,515,267 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,499,055 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,582,183 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,376,299 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,848,680 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,516,210 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,571,556 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,120,639 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000124 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000260 sec/round-trip
                      std::mutex: 0.000000436 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000225 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[220] 191m:0s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,872,194 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,414,855 msg/sec
          boost::lockfree::queue, 1,s:   6,893,294 msg/sec
          boost::lockfree::queue, 1,i:   6,838,036 msg/sec
          boost::lockfree::queue, 2,s:   7,655,814 msg/sec
          boost::lockfree::queue, 2,i:   7,528,892 msg/sec
          boost::lockfree::queue, 3,s:   7,376,140 msg/sec
          boost::lockfree::queue, 3,i:   7,560,100 msg/sec
          boost::lockfree::queue, 4,s:   6,422,866 msg/sec
          boost::lockfree::queue, 4,i:   6,832,774 msg/sec
          boost::lockfree::queue, 5,s:   6,473,278 msg/sec
          boost::lockfree::queue, 5,i:   6,528,778 msg/sec
          boost::lockfree::queue, 6,s:   6,000,019 msg/sec
          boost::lockfree::queue, 6,i:   6,107,717 msg/sec
          boost::lockfree::queue, 7,s:   6,077,894 msg/sec
          boost::lockfree::queue, 7,i:   6,052,265 msg/sec
          boost::lockfree::queue, 8,s:   5,477,103 msg/sec
          boost::lockfree::queue, 8,i:   5,527,762 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 433,243,511 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 403,380,245 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,927,966 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,932,319 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,113,931 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,934,708 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,795,607 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,642,859 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,648,499 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,990,467 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,238,694 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  32,214,023 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,533,133 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,681,141 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,145,529 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,641,159 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,267,399 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,139,324 msg/sec
                pthread_spinlock, 1,s:  28,823,368 msg/sec
                pthread_spinlock, 1,i:  25,494,730 msg/sec
                pthread_spinlock, 2,s:  16,024,779 msg/sec
                pthread_spinlock, 2,i:  16,844,003 msg/sec
                pthread_spinlock, 3,s:   8,338,439 msg/sec
                pthread_spinlock, 3,i:  11,992,616 msg/sec
                pthread_spinlock, 4,s:   6,531,048 msg/sec
                pthread_spinlock, 4,i:   9,183,985 msg/sec
                pthread_spinlock, 5,s:   8,651,455 msg/sec
                pthread_spinlock, 5,i:   9,546,616 msg/sec
                pthread_spinlock, 6,s:   8,291,229 msg/sec
                pthread_spinlock, 6,i:   8,983,778 msg/sec
                pthread_spinlock, 7,s:   8,043,823 msg/sec
                pthread_spinlock, 7,i:   7,990,598 msg/sec
                pthread_spinlock, 8,s:   6,648,530 msg/sec
                pthread_spinlock, 8,i:   6,813,039 msg/sec
                      std::mutex, 1,s:   7,446,843 msg/sec
                      std::mutex, 1,i:   7,433,584 msg/sec
                      std::mutex, 2,s:   5,068,635 msg/sec
                      std::mutex, 2,i:   5,431,569 msg/sec
                      std::mutex, 3,s:   5,939,748 msg/sec
                      std::mutex, 3,i:   5,961,453 msg/sec
                      std::mutex, 4,s:   6,152,862 msg/sec
                      std::mutex, 4,i:   6,172,880 msg/sec
                      std::mutex, 5,s:   5,905,045 msg/sec
                      std::mutex, 5,i:   5,975,439 msg/sec
                      std::mutex, 6,s:   5,552,501 msg/sec
                      std::mutex, 6,i:   5,821,810 msg/sec
                      std::mutex, 7,s:   5,818,110 msg/sec
                      std::mutex, 7,i:   5,769,899 msg/sec
                      std::mutex, 8,s:   5,705,681 msg/sec
                      std::mutex, 8,i:   5,674,561 msg/sec
                 tbb::spin_mutex, 1,s:  37,897,980 msg/sec
                 tbb::spin_mutex, 1,i:  32,779,535 msg/sec
                 tbb::spin_mutex, 2,s:  21,227,913 msg/sec
                 tbb::spin_mutex, 2,i:  18,772,660 msg/sec
                 tbb::spin_mutex, 3,s:   8,840,648 msg/sec
                 tbb::spin_mutex, 3,i:  10,170,965 msg/sec
                 tbb::spin_mutex, 4,s:   3,248,909 msg/sec
                 tbb::spin_mutex, 4,i:   6,354,444 msg/sec
                 tbb::spin_mutex, 5,s:   5,422,229 msg/sec
                 tbb::spin_mutex, 5,i:   5,798,305 msg/sec
                 tbb::spin_mutex, 6,s:   5,340,680 msg/sec
                 tbb::spin_mutex, 6,i:   4,339,172 msg/sec
                 tbb::spin_mutex, 7,s:   4,523,280 msg/sec
                 tbb::spin_mutex, 7,i:   4,296,574 msg/sec
                 tbb::spin_mutex, 8,s:   4,254,970 msg/sec
                 tbb::spin_mutex, 8,i:   4,061,480 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,089,879 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,212,783 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,753,623 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,991,048 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,357,827 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,453,837 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,430,989 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,247,298 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,771,550 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,768,219 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,754,551 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,998,908 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,893,349 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,988,061 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,892,885 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,126,492 msg/sec
     xenium::michael_scott_queue, 1,s:   9,289,713 msg/sec
     xenium::michael_scott_queue, 1,i:   9,543,798 msg/sec
     xenium::michael_scott_queue, 2,s:   8,664,730 msg/sec
     xenium::michael_scott_queue, 2,i:   8,613,803 msg/sec
     xenium::michael_scott_queue, 3,s:   7,251,153 msg/sec
     xenium::michael_scott_queue, 3,i:   7,679,779 msg/sec
     xenium::michael_scott_queue, 4,s:   6,333,250 msg/sec
     xenium::michael_scott_queue, 4,i:   6,327,076 msg/sec
     xenium::michael_scott_queue, 5,s:   6,289,520 msg/sec
     xenium::michael_scott_queue, 5,i:   6,731,752 msg/sec
     xenium::michael_scott_queue, 6,s:   6,476,511 msg/sec
     xenium::michael_scott_queue, 6,i:   6,751,317 msg/sec
     xenium::michael_scott_queue, 7,s:   6,319,719 msg/sec
     xenium::michael_scott_queue, 7,i:   6,574,603 msg/sec
     xenium::michael_scott_queue, 8,s:   5,990,430 msg/sec
     xenium::michael_scott_queue, 8,i:   6,157,485 msg/sec
         xenium::ramalhete_queue, 1,s:  32,494,381 msg/sec
         xenium::ramalhete_queue, 1,i:  32,285,575 msg/sec
         xenium::ramalhete_queue, 2,s:  23,846,690 msg/sec
         xenium::ramalhete_queue, 2,i:  23,457,902 msg/sec
         xenium::ramalhete_queue, 3,s:  29,110,718 msg/sec
         xenium::ramalhete_queue, 3,i:  28,480,843 msg/sec
         xenium::ramalhete_queue, 4,s:  33,823,481 msg/sec
         xenium::ramalhete_queue, 4,i:  33,433,843 msg/sec
         xenium::ramalhete_queue, 5,s:  32,177,771 msg/sec
         xenium::ramalhete_queue, 5,i:  35,889,787 msg/sec
         xenium::ramalhete_queue, 6,s:  33,971,126 msg/sec
         xenium::ramalhete_queue, 6,i:  39,031,086 msg/sec
         xenium::ramalhete_queue, 7,s:  35,182,200 msg/sec
         xenium::ramalhete_queue, 7,i:  41,626,172 msg/sec
         xenium::ramalhete_queue, 8,s:  35,533,164 msg/sec
         xenium::ramalhete_queue, 8,i:  44,944,634 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,528,076 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  98,153,338 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  20,681,005 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,695,029 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,615,798 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,486,733 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,651,834 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,106,758 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,618,346 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,405,106 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,941,992 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,599,649 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,132,462 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,248,719 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,397,473 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,441,030 msg/sec
                     AtomicQueue, 1,s:  58,646,529 msg/sec
                     AtomicQueue, 1,i:  56,665,257 msg/sec
                     AtomicQueue, 2,s:  12,271,712 msg/sec
                     AtomicQueue, 2,i:  11,716,511 msg/sec
                     AtomicQueue, 3,s:  10,779,969 msg/sec
                     AtomicQueue, 3,i:   9,946,301 msg/sec
                     AtomicQueue, 4,s:   8,172,075 msg/sec
                     AtomicQueue, 4,i:   8,191,380 msg/sec
                     AtomicQueue, 5,s:   8,031,418 msg/sec
                     AtomicQueue, 5,i:   8,105,716 msg/sec
                     AtomicQueue, 6,s:   7,867,292 msg/sec
                     AtomicQueue, 6,i:   7,536,832 msg/sec
                     AtomicQueue, 7,s:   7,143,402 msg/sec
                     AtomicQueue, 7,i:   7,968,101 msg/sec
                     AtomicQueue, 8,s:   6,302,567 msg/sec
                     AtomicQueue, 8,i:   7,431,727 msg/sec
                    AtomicQueueB, 1,s: 228,034,973 msg/sec
                    AtomicQueueB, 1,i:  43,051,647 msg/sec
                    AtomicQueueB, 2,s:  12,122,517 msg/sec
                    AtomicQueueB, 2,i:  11,476,061 msg/sec
                    AtomicQueueB, 3,s:  11,039,015 msg/sec
                    AtomicQueueB, 3,i:  10,134,655 msg/sec
                    AtomicQueueB, 4,s:   7,998,138 msg/sec
                    AtomicQueueB, 4,i:   7,972,261 msg/sec
                    AtomicQueueB, 5,s:   7,512,635 msg/sec
                    AtomicQueueB, 5,i:   7,912,946 msg/sec
                    AtomicQueueB, 6,s:   7,313,829 msg/sec
                    AtomicQueueB, 6,i:   7,494,241 msg/sec
                    AtomicQueueB, 7,s:   6,868,788 msg/sec
                    AtomicQueueB, 7,i:   7,756,642 msg/sec
                    AtomicQueueB, 8,s:   6,236,296 msg/sec
                    AtomicQueueB, 8,i:   7,119,417 msg/sec
             OptimistAtomicQueue, 1,s: 686,252,425 msg/sec
             OptimistAtomicQueue, 1,i: 519,023,576 msg/sec
             OptimistAtomicQueue, 2,s:  32,179,851 msg/sec
             OptimistAtomicQueue, 2,i:  32,192,918 msg/sec
             OptimistAtomicQueue, 3,s:  36,632,748 msg/sec
             OptimistAtomicQueue, 3,i:  37,314,376 msg/sec
             OptimistAtomicQueue, 4,s:  39,283,831 msg/sec
             OptimistAtomicQueue, 4,i:  39,404,303 msg/sec
             OptimistAtomicQueue, 5,s:  42,358,760 msg/sec
             OptimistAtomicQueue, 5,i:  47,385,244 msg/sec
             OptimistAtomicQueue, 6,s:  42,767,191 msg/sec
             OptimistAtomicQueue, 6,i:  50,414,993 msg/sec
             OptimistAtomicQueue, 7,s:  44,013,633 msg/sec
             OptimistAtomicQueue, 7,i:  49,417,984 msg/sec
             OptimistAtomicQueue, 8,s:  46,501,202 msg/sec
             OptimistAtomicQueue, 8,i:  49,241,909 msg/sec
            OptimistAtomicQueueB, 1,s:  97,647,016 msg/sec
            OptimistAtomicQueueB, 1,i:  76,517,089 msg/sec
            OptimistAtomicQueueB, 2,s:  32,137,190 msg/sec
            OptimistAtomicQueueB, 2,i:  32,128,435 msg/sec
            OptimistAtomicQueueB, 3,s:  36,217,451 msg/sec
            OptimistAtomicQueueB, 3,i:  36,772,775 msg/sec
            OptimistAtomicQueueB, 4,s:  38,647,317 msg/sec
            OptimistAtomicQueueB, 4,i:  38,587,519 msg/sec
            OptimistAtomicQueueB, 5,s:  40,503,743 msg/sec
            OptimistAtomicQueueB, 5,i:  45,487,895 msg/sec
            OptimistAtomicQueueB, 6,s:  40,763,486 msg/sec
            OptimistAtomicQueueB, 6,i:  49,133,094 msg/sec
            OptimistAtomicQueueB, 7,s:  42,236,277 msg/sec
            OptimistAtomicQueueB, 7,i:  50,874,935 msg/sec
            OptimistAtomicQueueB, 8,s:  44,447,977 msg/sec
            OptimistAtomicQueueB, 8,i:  48,432,989 msg/sec
                    AtomicQueue2, 1,s:  23,139,550 msg/sec
                    AtomicQueue2, 1,i:  23,096,830 msg/sec
                    AtomicQueue2, 2,s:  11,829,544 msg/sec
                    AtomicQueue2, 2,i:  11,424,795 msg/sec
                    AtomicQueue2, 3,s:   9,462,379 msg/sec
                    AtomicQueue2, 3,i:   9,537,920 msg/sec
                    AtomicQueue2, 4,s:   8,090,760 msg/sec
                    AtomicQueue2, 4,i:   8,114,073 msg/sec
                    AtomicQueue2, 5,s:   7,877,321 msg/sec
                    AtomicQueue2, 5,i:   8,031,671 msg/sec
                    AtomicQueue2, 6,s:   7,717,076 msg/sec
                    AtomicQueue2, 6,i:   7,565,238 msg/sec
                    AtomicQueue2, 7,s:   7,111,211 msg/sec
                    AtomicQueue2, 7,i:   7,887,655 msg/sec
                    AtomicQueue2, 8,s:   6,369,580 msg/sec
                    AtomicQueue2, 8,i:   7,286,125 msg/sec
                   AtomicQueueB2, 1,s:  36,171,071 msg/sec
                   AtomicQueueB2, 1,i:  32,619,734 msg/sec
                   AtomicQueueB2, 2,s:  11,324,596 msg/sec
                   AtomicQueueB2, 2,i:  11,114,194 msg/sec
                   AtomicQueueB2, 3,s:   9,468,958 msg/sec
                   AtomicQueueB2, 3,i:   9,519,925 msg/sec
                   AtomicQueueB2, 4,s:   7,918,990 msg/sec
                   AtomicQueueB2, 4,i:   7,884,382 msg/sec
                   AtomicQueueB2, 5,s:   7,419,876 msg/sec
                   AtomicQueueB2, 5,i:   7,585,305 msg/sec
                   AtomicQueueB2, 6,s:   7,309,241 msg/sec
                   AtomicQueueB2, 6,i:   7,436,557 msg/sec
                   AtomicQueueB2, 7,s:   6,830,066 msg/sec
                   AtomicQueueB2, 7,i:   7,720,569 msg/sec
                   AtomicQueueB2, 8,s:   6,249,155 msg/sec
                   AtomicQueueB2, 8,i:   7,085,154 msg/sec
            OptimistAtomicQueue2, 1,s: 487,179,921 msg/sec
            OptimistAtomicQueue2, 1,i:  29,851,696 msg/sec
            OptimistAtomicQueue2, 2,s:  26,280,493 msg/sec
            OptimistAtomicQueue2, 2,i:  23,947,695 msg/sec
            OptimistAtomicQueue2, 3,s:  29,832,187 msg/sec
            OptimistAtomicQueue2, 3,i:  29,945,384 msg/sec
            OptimistAtomicQueue2, 4,s:  33,320,182 msg/sec
            OptimistAtomicQueue2, 4,i:  33,352,677 msg/sec
            OptimistAtomicQueue2, 5,s:  37,041,011 msg/sec
            OptimistAtomicQueue2, 5,i:  40,832,833 msg/sec
            OptimistAtomicQueue2, 6,s:  40,068,875 msg/sec
            OptimistAtomicQueue2, 6,i:  48,968,013 msg/sec
            OptimistAtomicQueue2, 7,s:  42,876,047 msg/sec
            OptimistAtomicQueue2, 7,i:  51,374,296 msg/sec
            OptimistAtomicQueue2, 8,s:  44,153,984 msg/sec
            OptimistAtomicQueue2, 8,i:  48,045,217 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,022,631 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,880,718 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,835,423 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,180,491 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,172,888 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,115,756 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,874,031 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,000,865 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,577,176 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,770,103 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,169,451 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,198,792 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,076,819 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,215,298 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,313,722 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,922,895 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000120 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000237 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000259 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000196 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[221] 189m:41s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,488,429 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,722,723 msg/sec
          boost::lockfree::queue, 1,s:   6,875,086 msg/sec
          boost::lockfree::queue, 1,i:   6,854,981 msg/sec
          boost::lockfree::queue, 2,s:   7,684,263 msg/sec
          boost::lockfree::queue, 2,i:   7,451,233 msg/sec
          boost::lockfree::queue, 3,s:   7,390,902 msg/sec
          boost::lockfree::queue, 3,i:   7,575,909 msg/sec
          boost::lockfree::queue, 4,s:   6,406,540 msg/sec
          boost::lockfree::queue, 4,i:   6,752,512 msg/sec
          boost::lockfree::queue, 5,s:   6,516,407 msg/sec
          boost::lockfree::queue, 5,i:   6,481,982 msg/sec
          boost::lockfree::queue, 6,s:   5,988,116 msg/sec
          boost::lockfree::queue, 6,i:   6,153,366 msg/sec
          boost::lockfree::queue, 7,s:   5,805,232 msg/sec
          boost::lockfree::queue, 7,i:   6,124,451 msg/sec
          boost::lockfree::queue, 8,s:   5,641,723 msg/sec
          boost::lockfree::queue, 8,i:   5,578,339 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 461,803,909 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 464,950,086 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,989,505 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,549,691 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,056,470 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,361,141 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,498,841 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  41,784,764 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,487,240 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,959,618 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,539,579 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  28,570,778 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,510,915 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,395,761 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,832,102 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,018,494 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,126,621 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,180,491 msg/sec
                pthread_spinlock, 1,s:  29,072,024 msg/sec
                pthread_spinlock, 1,i:  27,181,711 msg/sec
                pthread_spinlock, 2,s:  15,608,123 msg/sec
                pthread_spinlock, 2,i:  17,125,655 msg/sec
                pthread_spinlock, 3,s:   8,345,916 msg/sec
                pthread_spinlock, 3,i:  12,138,517 msg/sec
                pthread_spinlock, 4,s:   6,521,271 msg/sec
                pthread_spinlock, 4,i:   8,845,361 msg/sec
                pthread_spinlock, 5,s:   8,680,310 msg/sec
                pthread_spinlock, 5,i:   9,011,345 msg/sec
                pthread_spinlock, 6,s:   8,504,571 msg/sec
                pthread_spinlock, 6,i:   8,453,748 msg/sec
                pthread_spinlock, 7,s:   7,554,284 msg/sec
                pthread_spinlock, 7,i:   7,573,206 msg/sec
                pthread_spinlock, 8,s:   6,711,956 msg/sec
                pthread_spinlock, 8,i:   6,922,521 msg/sec
                      std::mutex, 1,s:   5,588,909 msg/sec
                      std::mutex, 1,i:   6,188,339 msg/sec
                      std::mutex, 2,s:   5,100,613 msg/sec
                      std::mutex, 2,i:   5,734,727 msg/sec
                      std::mutex, 3,s:   5,961,592 msg/sec
                      std::mutex, 3,i:   6,064,182 msg/sec
                      std::mutex, 4,s:   6,257,122 msg/sec
                      std::mutex, 4,i:   6,370,366 msg/sec
                      std::mutex, 5,s:   5,986,508 msg/sec
                      std::mutex, 5,i:   6,029,478 msg/sec
                      std::mutex, 6,s:   6,005,423 msg/sec
                      std::mutex, 6,i:   5,909,545 msg/sec
                      std::mutex, 7,s:   5,863,532 msg/sec
                      std::mutex, 7,i:   5,923,431 msg/sec
                      std::mutex, 8,s:   5,814,619 msg/sec
                      std::mutex, 8,i:   5,761,556 msg/sec
                 tbb::spin_mutex, 1,s:  37,859,336 msg/sec
                 tbb::spin_mutex, 1,i:  33,174,096 msg/sec
                 tbb::spin_mutex, 2,s:  21,309,513 msg/sec
                 tbb::spin_mutex, 2,i:  18,422,733 msg/sec
                 tbb::spin_mutex, 3,s:   8,247,902 msg/sec
                 tbb::spin_mutex, 3,i:  10,489,970 msg/sec
                 tbb::spin_mutex, 4,s:   3,249,361 msg/sec
                 tbb::spin_mutex, 4,i:   6,313,790 msg/sec
                 tbb::spin_mutex, 5,s:   5,378,997 msg/sec
                 tbb::spin_mutex, 5,i:   5,756,551 msg/sec
                 tbb::spin_mutex, 6,s:   5,313,478 msg/sec
                 tbb::spin_mutex, 6,i:   4,417,098 msg/sec
                 tbb::spin_mutex, 7,s:   4,683,766 msg/sec
                 tbb::spin_mutex, 7,i:   4,293,977 msg/sec
                 tbb::spin_mutex, 8,s:   4,245,940 msg/sec
                 tbb::spin_mutex, 8,i:   4,191,811 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,322,181 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,193,539 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,062,291 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,517,335 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,009,513 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,561,395 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,539,431 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,588,213 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,950,543 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,650,322 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,868,297 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,673,408 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,873,963 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,795,355 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,786,389 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,453,061 msg/sec
     xenium::michael_scott_queue, 1,s:  10,137,361 msg/sec
     xenium::michael_scott_queue, 1,i:   9,733,011 msg/sec
     xenium::michael_scott_queue, 2,s:   8,536,696 msg/sec
     xenium::michael_scott_queue, 2,i:   8,517,098 msg/sec
     xenium::michael_scott_queue, 3,s:   7,302,779 msg/sec
     xenium::michael_scott_queue, 3,i:   7,627,342 msg/sec
     xenium::michael_scott_queue, 4,s:   6,323,102 msg/sec
     xenium::michael_scott_queue, 4,i:   6,353,056 msg/sec
     xenium::michael_scott_queue, 5,s:   6,284,041 msg/sec
     xenium::michael_scott_queue, 5,i:   6,777,338 msg/sec
     xenium::michael_scott_queue, 6,s:   6,510,516 msg/sec
     xenium::michael_scott_queue, 6,i:   6,945,991 msg/sec
     xenium::michael_scott_queue, 7,s:   6,261,435 msg/sec
     xenium::michael_scott_queue, 7,i:   6,431,576 msg/sec
     xenium::michael_scott_queue, 8,s:   5,995,129 msg/sec
     xenium::michael_scott_queue, 8,i:   6,165,445 msg/sec
         xenium::ramalhete_queue, 1,s:  31,908,095 msg/sec
         xenium::ramalhete_queue, 1,i:  31,791,145 msg/sec
         xenium::ramalhete_queue, 2,s:  23,573,910 msg/sec
         xenium::ramalhete_queue, 2,i:  23,431,946 msg/sec
         xenium::ramalhete_queue, 3,s:  29,184,228 msg/sec
         xenium::ramalhete_queue, 3,i:  28,441,349 msg/sec
         xenium::ramalhete_queue, 4,s:  33,751,155 msg/sec
         xenium::ramalhete_queue, 4,i:  33,532,081 msg/sec
         xenium::ramalhete_queue, 5,s:  32,216,661 msg/sec
         xenium::ramalhete_queue, 5,i:  36,014,585 msg/sec
         xenium::ramalhete_queue, 6,s:  34,069,553 msg/sec
         xenium::ramalhete_queue, 6,i:  39,749,473 msg/sec
         xenium::ramalhete_queue, 7,s:  35,188,873 msg/sec
         xenium::ramalhete_queue, 7,i:  41,568,654 msg/sec
         xenium::ramalhete_queue, 8,s:  35,629,487 msg/sec
         xenium::ramalhete_queue, 8,i:  44,298,037 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,612,683 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,399,184 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,093,795 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,913,516 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,728,250 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,352,339 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,471,216 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,328,175 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,975,976 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,286,598 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,929,538 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,415,296 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,212,230 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,326,348 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,444,444 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,551,533 msg/sec
                     AtomicQueue, 1,s: 144,850,162 msg/sec
                     AtomicQueue, 1,i: 223,719,614 msg/sec
                     AtomicQueue, 2,s:  12,280,075 msg/sec
                     AtomicQueue, 2,i:  11,748,468 msg/sec
                     AtomicQueue, 3,s:  10,793,873 msg/sec
                     AtomicQueue, 3,i:   9,926,990 msg/sec
                     AtomicQueue, 4,s:   8,195,900 msg/sec
                     AtomicQueue, 4,i:   8,204,797 msg/sec
                     AtomicQueue, 5,s:   8,033,591 msg/sec
                     AtomicQueue, 5,i:   8,080,570 msg/sec
                     AtomicQueue, 6,s:   7,808,166 msg/sec
                     AtomicQueue, 6,i:   7,642,761 msg/sec
                     AtomicQueue, 7,s:   7,142,815 msg/sec
                     AtomicQueue, 7,i:   7,999,738 msg/sec
                     AtomicQueue, 8,s:   6,359,618 msg/sec
                     AtomicQueue, 8,i:   7,495,862 msg/sec
                    AtomicQueueB, 1,s:  44,001,317 msg/sec
                    AtomicQueueB, 1,i:  43,129,401 msg/sec
                    AtomicQueueB, 2,s:  11,712,015 msg/sec
                    AtomicQueueB, 2,i:  11,344,994 msg/sec
                    AtomicQueueB, 3,s:  11,055,441 msg/sec
                    AtomicQueueB, 3,i:  10,137,549 msg/sec
                    AtomicQueueB, 4,s:   8,068,443 msg/sec
                    AtomicQueueB, 4,i:   8,071,151 msg/sec
                    AtomicQueueB, 5,s:   7,580,189 msg/sec
                    AtomicQueueB, 5,i:   7,815,508 msg/sec
                    AtomicQueueB, 6,s:   7,340,193 msg/sec
                    AtomicQueueB, 6,i:   7,476,028 msg/sec
                    AtomicQueueB, 7,s:   6,905,442 msg/sec
                    AtomicQueueB, 7,i:   7,731,037 msg/sec
                    AtomicQueueB, 8,s:   6,260,851 msg/sec
                    AtomicQueueB, 8,i:   7,149,936 msg/sec
             OptimistAtomicQueue, 1,s: 737,247,688 msg/sec
             OptimistAtomicQueue, 1,i: 549,136,907 msg/sec
             OptimistAtomicQueue, 2,s:  32,224,581 msg/sec
             OptimistAtomicQueue, 2,i:  32,185,521 msg/sec
             OptimistAtomicQueue, 3,s:  36,615,102 msg/sec
             OptimistAtomicQueue, 3,i:  37,399,490 msg/sec
             OptimistAtomicQueue, 4,s:  39,286,785 msg/sec
             OptimistAtomicQueue, 4,i:  39,372,230 msg/sec
             OptimistAtomicQueue, 5,s:  42,437,527 msg/sec
             OptimistAtomicQueue, 5,i:  46,168,506 msg/sec
             OptimistAtomicQueue, 6,s:  42,301,952 msg/sec
             OptimistAtomicQueue, 6,i:  50,471,979 msg/sec
             OptimistAtomicQueue, 7,s:  44,339,171 msg/sec
             OptimistAtomicQueue, 7,i:  52,984,691 msg/sec
             OptimistAtomicQueue, 8,s:  46,309,845 msg/sec
             OptimistAtomicQueue, 8,i:  49,244,801 msg/sec
            OptimistAtomicQueueB, 1,s: 177,481,265 msg/sec
            OptimistAtomicQueueB, 1,i:  77,287,602 msg/sec
            OptimistAtomicQueueB, 2,s:  32,240,761 msg/sec
            OptimistAtomicQueueB, 2,i:  32,015,332 msg/sec
            OptimistAtomicQueueB, 3,s:  36,187,669 msg/sec
            OptimistAtomicQueueB, 3,i:  36,836,872 msg/sec
            OptimistAtomicQueueB, 4,s:  38,712,285 msg/sec
            OptimistAtomicQueueB, 4,i:  38,591,652 msg/sec
            OptimistAtomicQueueB, 5,s:  40,342,371 msg/sec
            OptimistAtomicQueueB, 5,i:  47,263,235 msg/sec
            OptimistAtomicQueueB, 6,s:  40,737,210 msg/sec
            OptimistAtomicQueueB, 6,i:  49,237,317 msg/sec
            OptimistAtomicQueueB, 7,s:  41,863,479 msg/sec
            OptimistAtomicQueueB, 7,i:  47,834,772 msg/sec
            OptimistAtomicQueueB, 8,s:  44,008,029 msg/sec
            OptimistAtomicQueueB, 8,i:  47,646,156 msg/sec
                    AtomicQueue2, 1,s:  23,158,894 msg/sec
                    AtomicQueue2, 1,i:  23,108,197 msg/sec
                    AtomicQueue2, 2,s:  11,697,751 msg/sec
                    AtomicQueue2, 2,i:  11,434,837 msg/sec
                    AtomicQueue2, 3,s:   9,405,452 msg/sec
                    AtomicQueue2, 3,i:   9,519,528 msg/sec
                    AtomicQueue2, 4,s:   7,985,431 msg/sec
                    AtomicQueue2, 4,i:   8,070,014 msg/sec
                    AtomicQueue2, 5,s:   7,886,815 msg/sec
                    AtomicQueue2, 5,i:   8,051,923 msg/sec
                    AtomicQueue2, 6,s:   7,823,671 msg/sec
                    AtomicQueue2, 6,i:   7,522,808 msg/sec
                    AtomicQueue2, 7,s:   7,158,557 msg/sec
                    AtomicQueue2, 7,i:   7,876,759 msg/sec
                    AtomicQueue2, 8,s:   6,371,306 msg/sec
                    AtomicQueue2, 8,i:   7,329,419 msg/sec
                   AtomicQueueB2, 1,s:  35,704,293 msg/sec
                   AtomicQueueB2, 1,i:  32,647,861 msg/sec
                   AtomicQueueB2, 2,s:  11,499,398 msg/sec
                   AtomicQueueB2, 2,i:  11,103,502 msg/sec
                   AtomicQueueB2, 3,s:   9,593,729 msg/sec
                   AtomicQueueB2, 3,i:   9,590,369 msg/sec
                   AtomicQueueB2, 4,s:   7,934,767 msg/sec
                   AtomicQueueB2, 4,i:   7,883,448 msg/sec
                   AtomicQueueB2, 5,s:   7,520,813 msg/sec
                   AtomicQueueB2, 5,i:   7,713,901 msg/sec
                   AtomicQueueB2, 6,s:   7,355,740 msg/sec
                   AtomicQueueB2, 6,i:   7,429,887 msg/sec
                   AtomicQueueB2, 7,s:   6,905,658 msg/sec
                   AtomicQueueB2, 7,i:   7,724,341 msg/sec
                   AtomicQueueB2, 8,s:   6,271,252 msg/sec
                   AtomicQueueB2, 8,i:   7,079,263 msg/sec
            OptimistAtomicQueue2, 1,s: 123,020,004 msg/sec
            OptimistAtomicQueue2, 1,i:  31,915,366 msg/sec
            OptimistAtomicQueue2, 2,s:  26,190,473 msg/sec
            OptimistAtomicQueue2, 2,i:  24,023,990 msg/sec
            OptimistAtomicQueue2, 3,s:  30,327,151 msg/sec
            OptimistAtomicQueue2, 3,i:  29,963,514 msg/sec
            OptimistAtomicQueue2, 4,s:  33,253,185 msg/sec
            OptimistAtomicQueue2, 4,i:  33,351,873 msg/sec
            OptimistAtomicQueue2, 5,s:  37,024,929 msg/sec
            OptimistAtomicQueue2, 5,i:  40,483,964 msg/sec
            OptimistAtomicQueue2, 6,s:  40,004,465 msg/sec
            OptimistAtomicQueue2, 6,i:  49,268,113 msg/sec
            OptimistAtomicQueue2, 7,s:  42,792,989 msg/sec
            OptimistAtomicQueue2, 7,i:  48,120,723 msg/sec
            OptimistAtomicQueue2, 8,s:  44,163,053 msg/sec
            OptimistAtomicQueue2, 8,i:  48,802,359 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,263,419 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,879,312 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,063,827 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,178,951 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,426,708 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,988,297 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,877,045 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,969,977 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,340,724 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,894,474 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,536,104 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,206,843 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,505,252 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,298,539 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,056,159 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,050,881 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000131 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000283 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000170 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[222] 188m:22s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,279,569 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,395,559 msg/sec
          boost::lockfree::queue, 1,s:   6,972,303 msg/sec
          boost::lockfree::queue, 1,i:   6,888,217 msg/sec
          boost::lockfree::queue, 2,s:   7,391,597 msg/sec
          boost::lockfree::queue, 2,i:   7,521,050 msg/sec
          boost::lockfree::queue, 3,s:   7,407,692 msg/sec
          boost::lockfree::queue, 3,i:   7,618,958 msg/sec
          boost::lockfree::queue, 4,s:   6,426,269 msg/sec
          boost::lockfree::queue, 4,i:   6,831,428 msg/sec
          boost::lockfree::queue, 5,s:   6,394,755 msg/sec
          boost::lockfree::queue, 5,i:   6,495,001 msg/sec
          boost::lockfree::queue, 6,s:   6,000,101 msg/sec
          boost::lockfree::queue, 6,i:   6,129,684 msg/sec
          boost::lockfree::queue, 7,s:   5,913,225 msg/sec
          boost::lockfree::queue, 7,i:   5,937,172 msg/sec
          boost::lockfree::queue, 8,s:   5,416,262 msg/sec
          boost::lockfree::queue, 8,i:   5,564,794 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 301,600,374 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  94,384,502 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,658,500 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,374,787 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,455,822 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,712,994 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,342,861 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,001,243 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,978,259 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,936,609 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,405,515 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,603,999 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,581,093 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,549,361 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  31,472,964 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,394,958 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,282,859 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,725,240 msg/sec
                pthread_spinlock, 1,s:  28,779,149 msg/sec
                pthread_spinlock, 1,i:  25,324,743 msg/sec
                pthread_spinlock, 2,s:  15,360,877 msg/sec
                pthread_spinlock, 2,i:  16,682,340 msg/sec
                pthread_spinlock, 3,s:   8,489,824 msg/sec
                pthread_spinlock, 3,i:  11,925,122 msg/sec
                pthread_spinlock, 4,s:   6,486,440 msg/sec
                pthread_spinlock, 4,i:   9,086,264 msg/sec
                pthread_spinlock, 5,s:   8,704,957 msg/sec
                pthread_spinlock, 5,i:   9,495,889 msg/sec
                pthread_spinlock, 6,s:   8,299,160 msg/sec
                pthread_spinlock, 6,i:   8,591,752 msg/sec
                pthread_spinlock, 7,s:   7,544,272 msg/sec
                pthread_spinlock, 7,i:   7,486,112 msg/sec
                pthread_spinlock, 8,s:   6,698,569 msg/sec
                pthread_spinlock, 8,i:   6,887,543 msg/sec
                      std::mutex, 1,s:   6,796,464 msg/sec
                      std::mutex, 1,i:   7,521,399 msg/sec
                      std::mutex, 2,s:   5,764,358 msg/sec
                      std::mutex, 2,i:   5,915,086 msg/sec
                      std::mutex, 3,s:   5,957,518 msg/sec
                      std::mutex, 3,i:   6,040,231 msg/sec
                      std::mutex, 4,s:   6,035,113 msg/sec
                      std::mutex, 4,i:   6,207,767 msg/sec
                      std::mutex, 5,s:   5,987,774 msg/sec
                      std::mutex, 5,i:   5,987,559 msg/sec
                      std::mutex, 6,s:   5,882,030 msg/sec
                      std::mutex, 6,i:   5,850,550 msg/sec
                      std::mutex, 7,s:   5,830,939 msg/sec
                      std::mutex, 7,i:   5,826,584 msg/sec
                      std::mutex, 8,s:   5,692,343 msg/sec
                      std::mutex, 8,i:   5,739,090 msg/sec
                 tbb::spin_mutex, 1,s:  37,950,860 msg/sec
                 tbb::spin_mutex, 1,i:  32,838,349 msg/sec
                 tbb::spin_mutex, 2,s:  21,201,557 msg/sec
                 tbb::spin_mutex, 2,i:  18,357,346 msg/sec
                 tbb::spin_mutex, 3,s:   7,403,697 msg/sec
                 tbb::spin_mutex, 3,i:  10,303,289 msg/sec
                 tbb::spin_mutex, 4,s:   3,247,064 msg/sec
                 tbb::spin_mutex, 4,i:   6,390,513 msg/sec
                 tbb::spin_mutex, 5,s:   5,504,112 msg/sec
                 tbb::spin_mutex, 5,i:   5,756,010 msg/sec
                 tbb::spin_mutex, 6,s:   5,258,949 msg/sec
                 tbb::spin_mutex, 6,i:   4,346,982 msg/sec
                 tbb::spin_mutex, 7,s:   4,842,722 msg/sec
                 tbb::spin_mutex, 7,i:   4,353,971 msg/sec
                 tbb::spin_mutex, 8,s:   4,255,260 msg/sec
                 tbb::spin_mutex, 8,i:   4,151,903 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,355,573 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,365,697 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,039,073 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,913,312 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,534,072 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,766,595 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,025,719 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,358,292 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,482,246 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,612,983 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,883,661 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,722,574 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,820,662 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,128,960 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,905,654 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,452,636 msg/sec
     xenium::michael_scott_queue, 1,s:   9,168,528 msg/sec
     xenium::michael_scott_queue, 1,i:   9,519,577 msg/sec
     xenium::michael_scott_queue, 2,s:   8,424,008 msg/sec
     xenium::michael_scott_queue, 2,i:   8,513,308 msg/sec
     xenium::michael_scott_queue, 3,s:   7,140,001 msg/sec
     xenium::michael_scott_queue, 3,i:   7,665,180 msg/sec
     xenium::michael_scott_queue, 4,s:   6,317,423 msg/sec
     xenium::michael_scott_queue, 4,i:   6,388,192 msg/sec
     xenium::michael_scott_queue, 5,s:   6,309,180 msg/sec
     xenium::michael_scott_queue, 5,i:   6,663,400 msg/sec
     xenium::michael_scott_queue, 6,s:   6,537,225 msg/sec
     xenium::michael_scott_queue, 6,i:   6,913,503 msg/sec
     xenium::michael_scott_queue, 7,s:   6,314,762 msg/sec
     xenium::michael_scott_queue, 7,i:   6,497,579 msg/sec
     xenium::michael_scott_queue, 8,s:   6,030,473 msg/sec
     xenium::michael_scott_queue, 8,i:   6,260,046 msg/sec
         xenium::ramalhete_queue, 1,s:  32,993,318 msg/sec
         xenium::ramalhete_queue, 1,i:  32,706,259 msg/sec
         xenium::ramalhete_queue, 2,s:  23,801,635 msg/sec
         xenium::ramalhete_queue, 2,i:  24,333,815 msg/sec
         xenium::ramalhete_queue, 3,s:  29,225,273 msg/sec
         xenium::ramalhete_queue, 3,i:  28,491,412 msg/sec
         xenium::ramalhete_queue, 4,s:  33,927,213 msg/sec
         xenium::ramalhete_queue, 4,i:  33,611,069 msg/sec
         xenium::ramalhete_queue, 5,s:  32,120,873 msg/sec
         xenium::ramalhete_queue, 5,i:  36,076,559 msg/sec
         xenium::ramalhete_queue, 6,s:  34,199,327 msg/sec
         xenium::ramalhete_queue, 6,i:  38,821,596 msg/sec
         xenium::ramalhete_queue, 7,s:  35,387,171 msg/sec
         xenium::ramalhete_queue, 7,i:  40,990,323 msg/sec
         xenium::ramalhete_queue, 8,s:  35,397,571 msg/sec
         xenium::ramalhete_queue, 8,i:  44,057,320 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,348,131 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,668,221 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,882,271 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,093,136 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,578,338 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,851,471 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,610,570 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,247,812 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,932,849 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,372,267 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,162,783 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,171,252 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,113,675 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,918,343 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,619 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,234,681 msg/sec
                     AtomicQueue, 1,s: 127,125,324 msg/sec
                     AtomicQueue, 1,i: 254,788,624 msg/sec
                     AtomicQueue, 2,s:  12,309,739 msg/sec
                     AtomicQueue, 2,i:  11,755,290 msg/sec
                     AtomicQueue, 3,s:  10,756,490 msg/sec
                     AtomicQueue, 3,i:   9,976,431 msg/sec
                     AtomicQueue, 4,s:   8,240,124 msg/sec
                     AtomicQueue, 4,i:   8,178,931 msg/sec
                     AtomicQueue, 5,s:   8,037,806 msg/sec
                     AtomicQueue, 5,i:   8,071,095 msg/sec
                     AtomicQueue, 6,s:   7,839,429 msg/sec
                     AtomicQueue, 6,i:   7,611,832 msg/sec
                     AtomicQueue, 7,s:   7,074,090 msg/sec
                     AtomicQueue, 7,i:   7,999,945 msg/sec
                     AtomicQueue, 8,s:   6,337,440 msg/sec
                     AtomicQueue, 8,i:   7,448,773 msg/sec
                    AtomicQueueB, 1,s:  43,967,086 msg/sec
                    AtomicQueueB, 1,i:  43,606,232 msg/sec
                    AtomicQueueB, 2,s:  11,930,620 msg/sec
                    AtomicQueueB, 2,i:  11,497,412 msg/sec
                    AtomicQueueB, 3,s:  11,009,692 msg/sec
                    AtomicQueueB, 3,i:  10,143,035 msg/sec
                    AtomicQueueB, 4,s:   8,057,846 msg/sec
                    AtomicQueueB, 4,i:   8,014,719 msg/sec
                    AtomicQueueB, 5,s:   7,612,739 msg/sec
                    AtomicQueueB, 5,i:   7,721,436 msg/sec
                    AtomicQueueB, 6,s:   7,399,957 msg/sec
                    AtomicQueueB, 6,i:   7,615,664 msg/sec
                    AtomicQueueB, 7,s:   6,943,444 msg/sec
                    AtomicQueueB, 7,i:   7,740,820 msg/sec
                    AtomicQueueB, 8,s:   6,207,986 msg/sec
                    AtomicQueueB, 8,i:   7,164,441 msg/sec
             OptimistAtomicQueue, 1,s: 826,042,134 msg/sec
             OptimistAtomicQueue, 1,i: 607,507,855 msg/sec
             OptimistAtomicQueue, 2,s:  32,641,468 msg/sec
             OptimistAtomicQueue, 2,i:  32,703,152 msg/sec
             OptimistAtomicQueue, 3,s:  36,615,250 msg/sec
             OptimistAtomicQueue, 3,i:  37,403,460 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,243 msg/sec
             OptimistAtomicQueue, 4,i:  39,363,536 msg/sec
             OptimistAtomicQueue, 5,s:  42,404,013 msg/sec
             OptimistAtomicQueue, 5,i:  48,563,924 msg/sec
             OptimistAtomicQueue, 6,s:  42,254,884 msg/sec
             OptimistAtomicQueue, 6,i:  50,485,553 msg/sec
             OptimistAtomicQueue, 7,s:  44,217,208 msg/sec
             OptimistAtomicQueue, 7,i:  49,171,920 msg/sec
             OptimistAtomicQueue, 8,s:  46,323,196 msg/sec
             OptimistAtomicQueue, 8,i:  50,272,967 msg/sec
            OptimistAtomicQueueB, 1,s: 115,423,533 msg/sec
            OptimistAtomicQueueB, 1,i:  77,487,899 msg/sec
            OptimistAtomicQueueB, 2,s:  32,288,939 msg/sec
            OptimistAtomicQueueB, 2,i:  31,903,675 msg/sec
            OptimistAtomicQueueB, 3,s:  36,262,288 msg/sec
            OptimistAtomicQueueB, 3,i:  36,849,626 msg/sec
            OptimistAtomicQueueB, 4,s:  38,628,245 msg/sec
            OptimistAtomicQueueB, 4,i:  38,579,785 msg/sec
            OptimistAtomicQueueB, 5,s:  40,821,447 msg/sec
            OptimistAtomicQueueB, 5,i:  45,384,248 msg/sec
            OptimistAtomicQueueB, 6,s:  40,562,327 msg/sec
            OptimistAtomicQueueB, 6,i:  49,076,590 msg/sec
            OptimistAtomicQueueB, 7,s:  42,255,238 msg/sec
            OptimistAtomicQueueB, 7,i:  50,612,118 msg/sec
            OptimistAtomicQueueB, 8,s:  44,228,418 msg/sec
            OptimistAtomicQueueB, 8,i:  47,978,934 msg/sec
                    AtomicQueue2, 1,s:  23,366,232 msg/sec
                    AtomicQueue2, 1,i:  23,229,334 msg/sec
                    AtomicQueue2, 2,s:  12,008,639 msg/sec
                    AtomicQueue2, 2,i:  11,391,156 msg/sec
                    AtomicQueue2, 3,s:   9,617,751 msg/sec
                    AtomicQueue2, 3,i:   9,459,679 msg/sec
                    AtomicQueue2, 4,s:   8,104,215 msg/sec
                    AtomicQueue2, 4,i:   8,016,622 msg/sec
                    AtomicQueue2, 5,s:   7,945,524 msg/sec
                    AtomicQueue2, 5,i:   8,079,123 msg/sec
                    AtomicQueue2, 6,s:   7,718,026 msg/sec
                    AtomicQueue2, 6,i:   7,538,966 msg/sec
                    AtomicQueue2, 7,s:   7,111,476 msg/sec
                    AtomicQueue2, 7,i:   7,886,315 msg/sec
                    AtomicQueue2, 8,s:   6,377,925 msg/sec
                    AtomicQueue2, 8,i:   7,258,503 msg/sec
                   AtomicQueueB2, 1,s:  36,025,249 msg/sec
                   AtomicQueueB2, 1,i:  35,933,325 msg/sec
                   AtomicQueueB2, 2,s:  11,500,860 msg/sec
                   AtomicQueueB2, 2,i:  11,121,429 msg/sec
                   AtomicQueueB2, 3,s:   9,616,269 msg/sec
                   AtomicQueueB2, 3,i:   9,553,167 msg/sec
                   AtomicQueueB2, 4,s:   7,909,945 msg/sec
                   AtomicQueueB2, 4,i:   7,852,482 msg/sec
                   AtomicQueueB2, 5,s:   7,394,247 msg/sec
                   AtomicQueueB2, 5,i:   7,753,458 msg/sec
                   AtomicQueueB2, 6,s:   7,326,577 msg/sec
                   AtomicQueueB2, 6,i:   7,419,775 msg/sec
                   AtomicQueueB2, 7,s:   6,834,731 msg/sec
                   AtomicQueueB2, 7,i:   7,699,364 msg/sec
                   AtomicQueueB2, 8,s:   6,255,597 msg/sec
                   AtomicQueueB2, 8,i:   6,986,679 msg/sec
            OptimistAtomicQueue2, 1,s: 134,150,241 msg/sec
            OptimistAtomicQueue2, 1,i:  29,784,231 msg/sec
            OptimistAtomicQueue2, 2,s:  24,669,335 msg/sec
            OptimistAtomicQueue2, 2,i:  24,021,251 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,976 msg/sec
            OptimistAtomicQueue2, 3,i:  29,999,824 msg/sec
            OptimistAtomicQueue2, 4,s:  33,200,565 msg/sec
            OptimistAtomicQueue2, 4,i:  33,419,052 msg/sec
            OptimistAtomicQueue2, 5,s:  37,299,185 msg/sec
            OptimistAtomicQueue2, 5,i:  40,219,823 msg/sec
            OptimistAtomicQueue2, 6,s:  40,119,267 msg/sec
            OptimistAtomicQueue2, 6,i:  49,264,866 msg/sec
            OptimistAtomicQueue2, 7,s:  42,731,340 msg/sec
            OptimistAtomicQueue2, 7,i:  51,530,142 msg/sec
            OptimistAtomicQueue2, 8,s:  43,918,173 msg/sec
            OptimistAtomicQueue2, 8,i:  49,342,198 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,957,456 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,876,867 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,289,810 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,177,394 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,299,176 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,159,430 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,080,955 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,442,694 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,525,737 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,235,180 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,708,325 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,370,622 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,086,679 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,163,786 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,288,974 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,906,824 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000165 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000278 sec/round-trip
                      std::mutex: 0.000000452 sec/round-trip
                 tbb::spin_mutex: 0.000000285 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000361 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000208 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000144 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[223] 187m:3s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,978,591 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,560,861 msg/sec
          boost::lockfree::queue, 1,s:   6,922,576 msg/sec
          boost::lockfree::queue, 1,i:   6,966,276 msg/sec
          boost::lockfree::queue, 2,s:   7,514,964 msg/sec
          boost::lockfree::queue, 2,i:   7,506,776 msg/sec
          boost::lockfree::queue, 3,s:   7,350,637 msg/sec
          boost::lockfree::queue, 3,i:   7,593,322 msg/sec
          boost::lockfree::queue, 4,s:   6,422,600 msg/sec
          boost::lockfree::queue, 4,i:   6,717,614 msg/sec
          boost::lockfree::queue, 5,s:   6,403,790 msg/sec
          boost::lockfree::queue, 5,i:   6,447,993 msg/sec
          boost::lockfree::queue, 6,s:   5,979,078 msg/sec
          boost::lockfree::queue, 6,i:   6,095,516 msg/sec
          boost::lockfree::queue, 7,s:   5,800,039 msg/sec
          boost::lockfree::queue, 7,i:   6,100,221 msg/sec
          boost::lockfree::queue, 8,s:   5,425,982 msg/sec
          boost::lockfree::queue, 8,i:   5,577,698 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 454,559,866 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 440,889,794 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,045,718 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,913,092 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,342,306 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,720,260 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,986,832 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,211,091 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,402,418 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,201,954 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,222,430 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,930,863 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,516,894 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,427,936 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,017,731 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,872,891 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,279,816 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,405,844 msg/sec
                pthread_spinlock, 1,s:  29,165,239 msg/sec
                pthread_spinlock, 1,i:  25,484,793 msg/sec
                pthread_spinlock, 2,s:  15,683,643 msg/sec
                pthread_spinlock, 2,i:  17,123,493 msg/sec
                pthread_spinlock, 3,s:   8,335,066 msg/sec
                pthread_spinlock, 3,i:  11,985,771 msg/sec
                pthread_spinlock, 4,s:   6,535,692 msg/sec
                pthread_spinlock, 4,i:   9,344,413 msg/sec
                pthread_spinlock, 5,s:   8,670,692 msg/sec
                pthread_spinlock, 5,i:  10,365,442 msg/sec
                pthread_spinlock, 6,s:   8,313,009 msg/sec
                pthread_spinlock, 6,i:   8,414,658 msg/sec
                pthread_spinlock, 7,s:   7,985,737 msg/sec
                pthread_spinlock, 7,i:   7,701,079 msg/sec
                pthread_spinlock, 8,s:   6,757,313 msg/sec
                pthread_spinlock, 8,i:   6,905,466 msg/sec
                      std::mutex, 1,s:   6,968,923 msg/sec
                      std::mutex, 1,i:   7,469,209 msg/sec
                      std::mutex, 2,s:   6,112,465 msg/sec
                      std::mutex, 2,i:   5,828,826 msg/sec
                      std::mutex, 3,s:   6,041,748 msg/sec
                      std::mutex, 3,i:   5,998,127 msg/sec
                      std::mutex, 4,s:   6,194,069 msg/sec
                      std::mutex, 4,i:   6,240,294 msg/sec
                      std::mutex, 5,s:   5,937,740 msg/sec
                      std::mutex, 5,i:   6,033,374 msg/sec
                      std::mutex, 6,s:   5,884,503 msg/sec
                      std::mutex, 6,i:   5,871,601 msg/sec
                      std::mutex, 7,s:   5,789,991 msg/sec
                      std::mutex, 7,i:   5,753,377 msg/sec
                      std::mutex, 8,s:   5,657,031 msg/sec
                      std::mutex, 8,i:   5,712,144 msg/sec
                 tbb::spin_mutex, 1,s:  37,772,556 msg/sec
                 tbb::spin_mutex, 1,i:  33,001,069 msg/sec
                 tbb::spin_mutex, 2,s:  21,106,672 msg/sec
                 tbb::spin_mutex, 2,i:  18,413,575 msg/sec
                 tbb::spin_mutex, 3,s:   8,272,892 msg/sec
                 tbb::spin_mutex, 3,i:  10,962,122 msg/sec
                 tbb::spin_mutex, 4,s:   3,173,879 msg/sec
                 tbb::spin_mutex, 4,i:   6,347,665 msg/sec
                 tbb::spin_mutex, 5,s:   5,521,329 msg/sec
                 tbb::spin_mutex, 5,i:   5,813,933 msg/sec
                 tbb::spin_mutex, 6,s:   5,338,065 msg/sec
                 tbb::spin_mutex, 6,i:   4,370,775 msg/sec
                 tbb::spin_mutex, 7,s:   4,831,064 msg/sec
                 tbb::spin_mutex, 7,i:   4,317,003 msg/sec
                 tbb::spin_mutex, 8,s:   4,256,266 msg/sec
                 tbb::spin_mutex, 8,i:   4,071,018 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,105,279 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,900,521 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,549,183 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,771,952 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,296,645 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,459,839 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,371,993 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,240,440 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,668,480 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,777,443 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,734,034 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,018,308 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,857,601 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,064,431 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,875,380 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,111,314 msg/sec
     xenium::michael_scott_queue, 1,s:   9,430,675 msg/sec
     xenium::michael_scott_queue, 1,i:   9,425,508 msg/sec
     xenium::michael_scott_queue, 2,s:   8,475,143 msg/sec
     xenium::michael_scott_queue, 2,i:   8,587,533 msg/sec
     xenium::michael_scott_queue, 3,s:   7,231,710 msg/sec
     xenium::michael_scott_queue, 3,i:   7,613,648 msg/sec
     xenium::michael_scott_queue, 4,s:   6,349,605 msg/sec
     xenium::michael_scott_queue, 4,i:   6,345,170 msg/sec
     xenium::michael_scott_queue, 5,s:   6,306,363 msg/sec
     xenium::michael_scott_queue, 5,i:   6,637,382 msg/sec
     xenium::michael_scott_queue, 6,s:   6,557,866 msg/sec
     xenium::michael_scott_queue, 6,i:   6,736,515 msg/sec
     xenium::michael_scott_queue, 7,s:   6,253,552 msg/sec
     xenium::michael_scott_queue, 7,i:   6,594,086 msg/sec
     xenium::michael_scott_queue, 8,s:   5,988,290 msg/sec
     xenium::michael_scott_queue, 8,i:   6,039,695 msg/sec
         xenium::ramalhete_queue, 1,s:  32,250,411 msg/sec
         xenium::ramalhete_queue, 1,i:  31,249,108 msg/sec
         xenium::ramalhete_queue, 2,s:  23,488,036 msg/sec
         xenium::ramalhete_queue, 2,i:  23,352,806 msg/sec
         xenium::ramalhete_queue, 3,s:  29,162,395 msg/sec
         xenium::ramalhete_queue, 3,i:  28,523,083 msg/sec
         xenium::ramalhete_queue, 4,s:  33,800,834 msg/sec
         xenium::ramalhete_queue, 4,i:  33,463,363 msg/sec
         xenium::ramalhete_queue, 5,s:  31,873,865 msg/sec
         xenium::ramalhete_queue, 5,i:  36,016,563 msg/sec
         xenium::ramalhete_queue, 6,s:  34,131,369 msg/sec
         xenium::ramalhete_queue, 6,i:  38,942,390 msg/sec
         xenium::ramalhete_queue, 7,s:  35,095,433 msg/sec
         xenium::ramalhete_queue, 7,i:  41,000,236 msg/sec
         xenium::ramalhete_queue, 8,s:  35,638,668 msg/sec
         xenium::ramalhete_queue, 8,i:  43,974,171 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,272,666 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,084,941 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,964,752 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  23,977,581 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,649,325 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,942,603 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,550,937 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,285,823 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,801,098 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,399,794 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,955,923 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,271,118 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,192,150 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,330,569 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,395,805 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,296,256 msg/sec
                     AtomicQueue, 1,s:  62,056,555 msg/sec
                     AtomicQueue, 1,i:  57,074,613 msg/sec
                     AtomicQueue, 2,s:  12,330,919 msg/sec
                     AtomicQueue, 2,i:  11,814,827 msg/sec
                     AtomicQueue, 3,s:  10,721,329 msg/sec
                     AtomicQueue, 3,i:   9,976,984 msg/sec
                     AtomicQueue, 4,s:   8,205,316 msg/sec
                     AtomicQueue, 4,i:   8,203,490 msg/sec
                     AtomicQueue, 5,s:   8,024,141 msg/sec
                     AtomicQueue, 5,i:   8,106,197 msg/sec
                     AtomicQueue, 6,s:   7,653,479 msg/sec
                     AtomicQueue, 6,i:   7,591,363 msg/sec
                     AtomicQueue, 7,s:   7,132,944 msg/sec
                     AtomicQueue, 7,i:   7,987,665 msg/sec
                     AtomicQueue, 8,s:   6,337,984 msg/sec
                     AtomicQueue, 8,i:   7,438,831 msg/sec
                    AtomicQueueB, 1,s:  43,909,925 msg/sec
                    AtomicQueueB, 1,i:  43,017,041 msg/sec
                    AtomicQueueB, 2,s:  11,956,367 msg/sec
                    AtomicQueueB, 2,i:  11,492,872 msg/sec
                    AtomicQueueB, 3,s:  11,045,691 msg/sec
                    AtomicQueueB, 3,i:  10,155,968 msg/sec
                    AtomicQueueB, 4,s:   8,092,423 msg/sec
                    AtomicQueueB, 4,i:   8,070,434 msg/sec
                    AtomicQueueB, 5,s:   7,631,157 msg/sec
                    AtomicQueueB, 5,i:   7,745,248 msg/sec
                    AtomicQueueB, 6,s:   7,393,405 msg/sec
                    AtomicQueueB, 6,i:   7,591,855 msg/sec
                    AtomicQueueB, 7,s:   6,935,721 msg/sec
                    AtomicQueueB, 7,i:   7,755,228 msg/sec
                    AtomicQueueB, 8,s:   6,300,336 msg/sec
                    AtomicQueueB, 8,i:   7,153,554 msg/sec
             OptimistAtomicQueue, 1,s: 719,387,585 msg/sec
             OptimistAtomicQueue, 1,i: 514,165,847 msg/sec
             OptimistAtomicQueue, 2,s:  32,096,639 msg/sec
             OptimistAtomicQueue, 2,i:  32,180,328 msg/sec
             OptimistAtomicQueue, 3,s:  36,576,069 msg/sec
             OptimistAtomicQueue, 3,i:  37,419,434 msg/sec
             OptimistAtomicQueue, 4,s:  39,359,088 msg/sec
             OptimistAtomicQueue, 4,i:  39,343,633 msg/sec
             OptimistAtomicQueue, 5,s:  41,781,138 msg/sec
             OptimistAtomicQueue, 5,i:  46,247,327 msg/sec
             OptimistAtomicQueue, 6,s:  42,516,219 msg/sec
             OptimistAtomicQueue, 6,i:  49,766,427 msg/sec
             OptimistAtomicQueue, 7,s:  45,056,828 msg/sec
             OptimistAtomicQueue, 7,i:  49,440,624 msg/sec
             OptimistAtomicQueue, 8,s:  46,417,925 msg/sec
             OptimistAtomicQueue, 8,i:  48,376,351 msg/sec
            OptimistAtomicQueueB, 1,s:  77,864,714 msg/sec
            OptimistAtomicQueueB, 1,i:  76,478,826 msg/sec
            OptimistAtomicQueueB, 2,s:  32,222,335 msg/sec
            OptimistAtomicQueueB, 2,i:  32,321,055 msg/sec
            OptimistAtomicQueueB, 3,s:  36,231,355 msg/sec
            OptimistAtomicQueueB, 3,i:  36,975,132 msg/sec
            OptimistAtomicQueueB, 4,s:  38,712,879 msg/sec
            OptimistAtomicQueueB, 4,i:  38,562,107 msg/sec
            OptimistAtomicQueueB, 5,s:  41,268,583 msg/sec
            OptimistAtomicQueueB, 5,i:  45,283,547 msg/sec
            OptimistAtomicQueueB, 6,s:  41,225,129 msg/sec
            OptimistAtomicQueueB, 6,i:  49,060,981 msg/sec
            OptimistAtomicQueueB, 7,s:  41,823,289 msg/sec
            OptimistAtomicQueueB, 7,i:  51,504,097 msg/sec
            OptimistAtomicQueueB, 8,s:  44,534,783 msg/sec
            OptimistAtomicQueueB, 8,i:  47,605,885 msg/sec
                    AtomicQueue2, 1,s:  22,898,051 msg/sec
                    AtomicQueue2, 1,i:  22,844,600 msg/sec
                    AtomicQueue2, 2,s:  11,863,176 msg/sec
                    AtomicQueue2, 2,i:  11,403,835 msg/sec
                    AtomicQueue2, 3,s:   9,419,167 msg/sec
                    AtomicQueue2, 3,i:   9,386,780 msg/sec
                    AtomicQueue2, 4,s:   8,091,926 msg/sec
                    AtomicQueue2, 4,i:   8,113,427 msg/sec
                    AtomicQueue2, 5,s:   7,934,140 msg/sec
                    AtomicQueue2, 5,i:   7,945,325 msg/sec
                    AtomicQueue2, 6,s:   7,651,528 msg/sec
                    AtomicQueue2, 6,i:   7,510,399 msg/sec
                    AtomicQueue2, 7,s:   7,185,607 msg/sec
                    AtomicQueue2, 7,i:   7,883,256 msg/sec
                    AtomicQueue2, 8,s:   6,385,517 msg/sec
                    AtomicQueue2, 8,i:   7,363,828 msg/sec
                   AtomicQueueB2, 1,s:  32,698,703 msg/sec
                   AtomicQueueB2, 1,i:  32,622,750 msg/sec
                   AtomicQueueB2, 2,s:  11,392,675 msg/sec
                   AtomicQueueB2, 2,i:  11,144,460 msg/sec
                   AtomicQueueB2, 3,s:   9,613,143 msg/sec
                   AtomicQueueB2, 3,i:   9,580,494 msg/sec
                   AtomicQueueB2, 4,s:   7,895,774 msg/sec
                   AtomicQueueB2, 4,i:   7,865,672 msg/sec
                   AtomicQueueB2, 5,s:   7,518,739 msg/sec
                   AtomicQueueB2, 5,i:   7,696,837 msg/sec
                   AtomicQueueB2, 6,s:   7,081,601 msg/sec
                   AtomicQueueB2, 6,i:   7,426,868 msg/sec
                   AtomicQueueB2, 7,s:   6,886,419 msg/sec
                   AtomicQueueB2, 7,i:   7,720,363 msg/sec
                   AtomicQueueB2, 8,s:   6,356,126 msg/sec
                   AtomicQueueB2, 8,i:   7,103,443 msg/sec
            OptimistAtomicQueue2, 1,s: 504,127,671 msg/sec
            OptimistAtomicQueue2, 1,i: 124,223,243 msg/sec
            OptimistAtomicQueue2, 2,s:  26,485,176 msg/sec
            OptimistAtomicQueue2, 2,i:  24,411,104 msg/sec
            OptimistAtomicQueue2, 3,s:  30,770,493 msg/sec
            OptimistAtomicQueue2, 3,i:  29,964,425 msg/sec
            OptimistAtomicQueue2, 4,s:  33,305,098 msg/sec
            OptimistAtomicQueue2, 4,i:  33,226,476 msg/sec
            OptimistAtomicQueue2, 5,s:  37,135,888 msg/sec
            OptimistAtomicQueue2, 5,i:  40,996,361 msg/sec
            OptimistAtomicQueue2, 6,s:  40,223,783 msg/sec
            OptimistAtomicQueue2, 6,i:  49,213,837 msg/sec
            OptimistAtomicQueue2, 7,s:  42,535,996 msg/sec
            OptimistAtomicQueue2, 7,i:  48,216,822 msg/sec
            OptimistAtomicQueue2, 8,s:  43,790,483 msg/sec
            OptimistAtomicQueue2, 8,i:  48,688,436 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,586,784 msg/sec
           OptimistAtomicQueueB2, 1,i:  65,148,974 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,847,258 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,051,841 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,743,074 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,078,447 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,207,592 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,914,185 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,443,676 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,462,066 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,670,456 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,401,396 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,084,114 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,114,908 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,803,203 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,224,925 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000333 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000246 sec/round-trip
                pthread_spinlock: 0.000000243 sec/round-trip
                      std::mutex: 0.000000519 sec/round-trip
                 tbb::spin_mutex: 0.000000293 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000297 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000203 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[224] 185m:44s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,084,010 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,430,041 msg/sec
          boost::lockfree::queue, 1,s:   6,934,959 msg/sec
          boost::lockfree::queue, 1,i:   6,859,155 msg/sec
          boost::lockfree::queue, 2,s:   7,670,140 msg/sec
          boost::lockfree::queue, 2,i:   7,441,553 msg/sec
          boost::lockfree::queue, 3,s:   7,421,733 msg/sec
          boost::lockfree::queue, 3,i:   7,615,846 msg/sec
          boost::lockfree::queue, 4,s:   6,420,933 msg/sec
          boost::lockfree::queue, 4,i:   6,768,989 msg/sec
          boost::lockfree::queue, 5,s:   6,434,199 msg/sec
          boost::lockfree::queue, 5,i:   6,447,264 msg/sec
          boost::lockfree::queue, 6,s:   5,984,125 msg/sec
          boost::lockfree::queue, 6,i:   6,107,744 msg/sec
          boost::lockfree::queue, 7,s:   6,008,180 msg/sec
          boost::lockfree::queue, 7,i:   5,978,893 msg/sec
          boost::lockfree::queue, 8,s:   5,492,087 msg/sec
          boost::lockfree::queue, 8,i:   5,589,915 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 509,623,604 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 508,400,491 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,104,952 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,218,661 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,677,106 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,139,391 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,248,298 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,485,600 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,445,246 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,881,262 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,328,505 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,663,701 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,250,186 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,302,748 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,307,517 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,089,336 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,287,364 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,720,859 msg/sec
                pthread_spinlock, 1,s:  28,839,470 msg/sec
                pthread_spinlock, 1,i:  25,340,867 msg/sec
                pthread_spinlock, 2,s:  15,810,403 msg/sec
                pthread_spinlock, 2,i:  17,057,188 msg/sec
                pthread_spinlock, 3,s:   8,279,178 msg/sec
                pthread_spinlock, 3,i:  12,004,734 msg/sec
                pthread_spinlock, 4,s:   6,545,848 msg/sec
                pthread_spinlock, 4,i:   9,235,544 msg/sec
                pthread_spinlock, 5,s:   8,741,284 msg/sec
                pthread_spinlock, 5,i:   9,587,145 msg/sec
                pthread_spinlock, 6,s:   8,318,203 msg/sec
                pthread_spinlock, 6,i:   8,363,108 msg/sec
                pthread_spinlock, 7,s:   7,706,954 msg/sec
                pthread_spinlock, 7,i:   8,069,865 msg/sec
                pthread_spinlock, 8,s:   6,675,006 msg/sec
                pthread_spinlock, 8,i:   6,886,684 msg/sec
                      std::mutex, 1,s:   6,964,929 msg/sec
                      std::mutex, 1,i:   7,018,879 msg/sec
                      std::mutex, 2,s:   5,293,332 msg/sec
                      std::mutex, 2,i:   5,640,797 msg/sec
                      std::mutex, 3,s:   5,166,027 msg/sec
                      std::mutex, 3,i:   5,203,357 msg/sec
                      std::mutex, 4,s:   6,264,142 msg/sec
                      std::mutex, 4,i:   6,338,354 msg/sec
                      std::mutex, 5,s:   6,121,458 msg/sec
                      std::mutex, 5,i:   5,665,001 msg/sec
                      std::mutex, 6,s:   6,023,004 msg/sec
                      std::mutex, 6,i:   6,067,146 msg/sec
                      std::mutex, 7,s:   5,918,030 msg/sec
                      std::mutex, 7,i:   5,951,047 msg/sec
                      std::mutex, 8,s:   5,754,304 msg/sec
                      std::mutex, 8,i:   5,794,811 msg/sec
                 tbb::spin_mutex, 1,s:  37,785,514 msg/sec
                 tbb::spin_mutex, 1,i:  33,183,221 msg/sec
                 tbb::spin_mutex, 2,s:  21,136,908 msg/sec
                 tbb::spin_mutex, 2,i:  18,159,580 msg/sec
                 tbb::spin_mutex, 3,s:   8,145,352 msg/sec
                 tbb::spin_mutex, 3,i:  10,318,220 msg/sec
                 tbb::spin_mutex, 4,s:   3,133,193 msg/sec
                 tbb::spin_mutex, 4,i:   6,357,168 msg/sec
                 tbb::spin_mutex, 5,s:   5,459,476 msg/sec
                 tbb::spin_mutex, 5,i:   5,512,464 msg/sec
                 tbb::spin_mutex, 6,s:   5,316,920 msg/sec
                 tbb::spin_mutex, 6,i:   4,304,070 msg/sec
                 tbb::spin_mutex, 7,s:   4,854,823 msg/sec
                 tbb::spin_mutex, 7,i:   4,315,168 msg/sec
                 tbb::spin_mutex, 8,s:   4,262,114 msg/sec
                 tbb::spin_mutex, 8,i:   4,160,450 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,345,177 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,878,147 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,042,638 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,860,149 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,347,393 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,530,757 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,145,769 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,549,100 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,614,557 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,581,577 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,712,773 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,691,959 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,870,104 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,737,034 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,076,501 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,086,756 msg/sec
     xenium::michael_scott_queue, 1,s:   9,541,854 msg/sec
     xenium::michael_scott_queue, 1,i:   9,485,590 msg/sec
     xenium::michael_scott_queue, 2,s:   8,470,483 msg/sec
     xenium::michael_scott_queue, 2,i:   8,611,989 msg/sec
     xenium::michael_scott_queue, 3,s:   7,234,075 msg/sec
     xenium::michael_scott_queue, 3,i:   7,520,818 msg/sec
     xenium::michael_scott_queue, 4,s:   6,313,143 msg/sec
     xenium::michael_scott_queue, 4,i:   6,318,779 msg/sec
     xenium::michael_scott_queue, 5,s:   6,258,645 msg/sec
     xenium::michael_scott_queue, 5,i:   6,777,680 msg/sec
     xenium::michael_scott_queue, 6,s:   6,503,835 msg/sec
     xenium::michael_scott_queue, 6,i:   6,844,223 msg/sec
     xenium::michael_scott_queue, 7,s:   6,307,982 msg/sec
     xenium::michael_scott_queue, 7,i:   6,638,027 msg/sec
     xenium::michael_scott_queue, 8,s:   5,964,639 msg/sec
     xenium::michael_scott_queue, 8,i:   6,073,064 msg/sec
         xenium::ramalhete_queue, 1,s:  31,068,278 msg/sec
         xenium::ramalhete_queue, 1,i:  31,381,152 msg/sec
         xenium::ramalhete_queue, 2,s:  23,433,573 msg/sec
         xenium::ramalhete_queue, 2,i:  23,297,302 msg/sec
         xenium::ramalhete_queue, 3,s:  29,087,821 msg/sec
         xenium::ramalhete_queue, 3,i:  28,414,077 msg/sec
         xenium::ramalhete_queue, 4,s:  33,805,847 msg/sec
         xenium::ramalhete_queue, 4,i:  33,530,054 msg/sec
         xenium::ramalhete_queue, 5,s:  32,159,880 msg/sec
         xenium::ramalhete_queue, 5,i:  38,312,519 msg/sec
         xenium::ramalhete_queue, 6,s:  33,889,400 msg/sec
         xenium::ramalhete_queue, 6,i:  40,113,558 msg/sec
         xenium::ramalhete_queue, 7,s:  35,176,296 msg/sec
         xenium::ramalhete_queue, 7,i:  41,550,883 msg/sec
         xenium::ramalhete_queue, 8,s:  35,543,521 msg/sec
         xenium::ramalhete_queue, 8,i:  44,101,580 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,696,458 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,844,431 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,944,459 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,992,534 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,479,726 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,796,681 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,542,158 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,054,358 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,035,803 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,304,526 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,223,174 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,402,943 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,197,662 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,057,032 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,368,773 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,199,779 msg/sec
                     AtomicQueue, 1,s:  57,490,168 msg/sec
                     AtomicQueue, 1,i:  57,158,874 msg/sec
                     AtomicQueue, 2,s:  12,282,265 msg/sec
                     AtomicQueue, 2,i:  11,735,391 msg/sec
                     AtomicQueue, 3,s:  10,822,790 msg/sec
                     AtomicQueue, 3,i:   9,976,679 msg/sec
                     AtomicQueue, 4,s:   8,206,430 msg/sec
                     AtomicQueue, 4,i:   8,206,004 msg/sec
                     AtomicQueue, 5,s:   8,017,981 msg/sec
                     AtomicQueue, 5,i:   8,064,399 msg/sec
                     AtomicQueue, 6,s:   7,847,202 msg/sec
                     AtomicQueue, 6,i:   7,605,505 msg/sec
                     AtomicQueue, 7,s:   7,187,633 msg/sec
                     AtomicQueue, 7,i:   7,975,744 msg/sec
                     AtomicQueue, 8,s:   6,344,505 msg/sec
                     AtomicQueue, 8,i:   7,403,885 msg/sec
                    AtomicQueueB, 1,s:  58,378,060 msg/sec
                    AtomicQueueB, 1,i:  57,295,268 msg/sec
                    AtomicQueueB, 2,s:  11,892,140 msg/sec
                    AtomicQueueB, 2,i:  11,432,651 msg/sec
                    AtomicQueueB, 3,s:  11,014,657 msg/sec
                    AtomicQueueB, 3,i:  10,117,646 msg/sec
                    AtomicQueueB, 4,s:   8,023,639 msg/sec
                    AtomicQueueB, 4,i:   7,968,977 msg/sec
                    AtomicQueueB, 5,s:   7,493,203 msg/sec
                    AtomicQueueB, 5,i:   7,835,785 msg/sec
                    AtomicQueueB, 6,s:   7,309,916 msg/sec
                    AtomicQueueB, 6,i:   7,540,620 msg/sec
                    AtomicQueueB, 7,s:   6,858,473 msg/sec
                    AtomicQueueB, 7,i:   7,730,364 msg/sec
                    AtomicQueueB, 8,s:   6,240,132 msg/sec
                    AtomicQueueB, 8,i:   7,171,369 msg/sec
             OptimistAtomicQueue, 1,s: 760,160,735 msg/sec
             OptimistAtomicQueue, 1,i: 790,009,695 msg/sec
             OptimistAtomicQueue, 2,s:  32,666,008 msg/sec
             OptimistAtomicQueue, 2,i:  32,719,422 msg/sec
             OptimistAtomicQueue, 3,s:  36,662,662 msg/sec
             OptimistAtomicQueue, 3,i:  37,373,693 msg/sec
             OptimistAtomicQueue, 4,s:  39,299,301 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,123 msg/sec
             OptimistAtomicQueue, 5,s:  42,305,788 msg/sec
             OptimistAtomicQueue, 5,i:  46,348,949 msg/sec
             OptimistAtomicQueue, 6,s:  42,233,458 msg/sec
             OptimistAtomicQueue, 6,i:  50,442,939 msg/sec
             OptimistAtomicQueue, 7,s:  43,978,028 msg/sec
             OptimistAtomicQueue, 7,i:  49,338,379 msg/sec
             OptimistAtomicQueue, 8,s:  46,374,343 msg/sec
             OptimistAtomicQueue, 8,i:  49,568,864 msg/sec
            OptimistAtomicQueueB, 1,s: 120,409,120 msg/sec
            OptimistAtomicQueueB, 1,i: 125,770,371 msg/sec
            OptimistAtomicQueueB, 2,s:  32,118,904 msg/sec
            OptimistAtomicQueueB, 2,i:  32,242,864 msg/sec
            OptimistAtomicQueueB, 3,s:  36,286,912 msg/sec
            OptimistAtomicQueueB, 3,i:  36,955,549 msg/sec
            OptimistAtomicQueueB, 4,s:  38,800,558 msg/sec
            OptimistAtomicQueueB, 4,i:  38,565,554 msg/sec
            OptimistAtomicQueueB, 5,s:  40,388,476 msg/sec
            OptimistAtomicQueueB, 5,i:  45,982,462 msg/sec
            OptimistAtomicQueueB, 6,s:  40,777,010 msg/sec
            OptimistAtomicQueueB, 6,i:  48,984,488 msg/sec
            OptimistAtomicQueueB, 7,s:  41,727,254 msg/sec
            OptimistAtomicQueueB, 7,i:  51,499,223 msg/sec
            OptimistAtomicQueueB, 8,s:  44,317,482 msg/sec
            OptimistAtomicQueueB, 8,i:  47,955,308 msg/sec
                    AtomicQueue2, 1,s:  22,877,602 msg/sec
                    AtomicQueue2, 1,i:  23,300,737 msg/sec
                    AtomicQueue2, 2,s:  11,923,034 msg/sec
                    AtomicQueue2, 2,i:  11,519,007 msg/sec
                    AtomicQueue2, 3,s:   9,322,718 msg/sec
                    AtomicQueue2, 3,i:   9,467,654 msg/sec
                    AtomicQueue2, 4,s:   8,047,583 msg/sec
                    AtomicQueue2, 4,i:   8,091,672 msg/sec
                    AtomicQueue2, 5,s:   7,957,046 msg/sec
                    AtomicQueue2, 5,i:   8,019,427 msg/sec
                    AtomicQueue2, 6,s:   7,903,705 msg/sec
                    AtomicQueue2, 6,i:   7,540,239 msg/sec
                    AtomicQueue2, 7,s:   7,010,519 msg/sec
                    AtomicQueue2, 7,i:   7,893,789 msg/sec
                    AtomicQueue2, 8,s:   6,394,742 msg/sec
                    AtomicQueue2, 8,i:   7,247,808 msg/sec
                   AtomicQueueB2, 1,s:  38,481,645 msg/sec
                   AtomicQueueB2, 1,i:  33,461,501 msg/sec
                   AtomicQueueB2, 2,s:  11,386,260 msg/sec
                   AtomicQueueB2, 2,i:  11,154,438 msg/sec
                   AtomicQueueB2, 3,s:   9,620,767 msg/sec
                   AtomicQueueB2, 3,i:   9,615,797 msg/sec
                   AtomicQueueB2, 4,s:   7,940,960 msg/sec
                   AtomicQueueB2, 4,i:   7,911,875 msg/sec
                   AtomicQueueB2, 5,s:   7,527,728 msg/sec
                   AtomicQueueB2, 5,i:   7,731,921 msg/sec
                   AtomicQueueB2, 6,s:   7,228,571 msg/sec
                   AtomicQueueB2, 6,i:   7,428,371 msg/sec
                   AtomicQueueB2, 7,s:   6,845,600 msg/sec
                   AtomicQueueB2, 7,i:   7,724,809 msg/sec
                   AtomicQueueB2, 8,s:   6,312,751 msg/sec
                   AtomicQueueB2, 8,i:   7,120,221 msg/sec
            OptimistAtomicQueue2, 1,s: 364,404,727 msg/sec
            OptimistAtomicQueue2, 1,i:  29,930,586 msg/sec
            OptimistAtomicQueue2, 2,s:  22,617,089 msg/sec
            OptimistAtomicQueue2, 2,i:  23,574,266 msg/sec
            OptimistAtomicQueue2, 3,s:  30,488,544 msg/sec
            OptimistAtomicQueue2, 3,i:  29,943,973 msg/sec
            OptimistAtomicQueue2, 4,s:  33,330,527 msg/sec
            OptimistAtomicQueue2, 4,i:  33,009,510 msg/sec
            OptimistAtomicQueue2, 5,s:  37,221,977 msg/sec
            OptimistAtomicQueue2, 5,i:  40,754,551 msg/sec
            OptimistAtomicQueue2, 6,s:  40,100,143 msg/sec
            OptimistAtomicQueue2, 6,i:  49,414,760 msg/sec
            OptimistAtomicQueue2, 7,s:  43,271,098 msg/sec
            OptimistAtomicQueue2, 7,i:  48,282,502 msg/sec
            OptimistAtomicQueue2, 8,s:  43,840,152 msg/sec
            OptimistAtomicQueue2, 8,i:  48,788,612 msg/sec
           OptimistAtomicQueueB2, 1,s:  98,066,888 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,858,280 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,818,891 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,121,154 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,748,875 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,979,997 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,878,736 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,570,626 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,558,991 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,333,253 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,167,509 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,476,085 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,101,278 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,208,118 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,620,665 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,291,729 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000130 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000215 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000186 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[225] 184m:25s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,729,237 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,423,067 msg/sec
          boost::lockfree::queue, 1,s:   6,961,153 msg/sec
          boost::lockfree::queue, 1,i:   6,921,532 msg/sec
          boost::lockfree::queue, 2,s:   7,629,886 msg/sec
          boost::lockfree::queue, 2,i:   7,605,687 msg/sec
          boost::lockfree::queue, 3,s:   7,405,618 msg/sec
          boost::lockfree::queue, 3,i:   7,541,388 msg/sec
          boost::lockfree::queue, 4,s:   6,425,763 msg/sec
          boost::lockfree::queue, 4,i:   6,761,350 msg/sec
          boost::lockfree::queue, 5,s:   6,445,088 msg/sec
          boost::lockfree::queue, 5,i:   6,521,576 msg/sec
          boost::lockfree::queue, 6,s:   5,960,885 msg/sec
          boost::lockfree::queue, 6,i:   6,109,537 msg/sec
          boost::lockfree::queue, 7,s:   5,788,992 msg/sec
          boost::lockfree::queue, 7,i:   6,094,293 msg/sec
          boost::lockfree::queue, 8,s:   5,459,161 msg/sec
          boost::lockfree::queue, 8,i:   5,576,662 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 104,574,157 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  94,426,622 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,175,829 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,580,544 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,984,820 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,075,688 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,693,306 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,916,844 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  41,872,267 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,946,519 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,316,961 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,792,324 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,469,537 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,059,867 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,051,580 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,733,587 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  31,482,250 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,598,451 msg/sec
                pthread_spinlock, 1,s:  29,044,745 msg/sec
                pthread_spinlock, 1,i:  25,435,819 msg/sec
                pthread_spinlock, 2,s:  15,620,653 msg/sec
                pthread_spinlock, 2,i:  16,937,329 msg/sec
                pthread_spinlock, 3,s:   8,358,717 msg/sec
                pthread_spinlock, 3,i:  12,075,540 msg/sec
                pthread_spinlock, 4,s:   6,519,817 msg/sec
                pthread_spinlock, 4,i:   8,990,407 msg/sec
                pthread_spinlock, 5,s:   8,549,260 msg/sec
                pthread_spinlock, 5,i:   9,493,992 msg/sec
                pthread_spinlock, 6,s:   8,530,552 msg/sec
                pthread_spinlock, 6,i:   8,373,859 msg/sec
                pthread_spinlock, 7,s:   7,868,972 msg/sec
                pthread_spinlock, 7,i:   7,655,697 msg/sec
                pthread_spinlock, 8,s:   6,639,960 msg/sec
                pthread_spinlock, 8,i:   6,852,072 msg/sec
                      std::mutex, 1,s:   5,904,995 msg/sec
                      std::mutex, 1,i:   6,129,070 msg/sec
                      std::mutex, 2,s:   5,397,094 msg/sec
                      std::mutex, 2,i:   5,391,232 msg/sec
                      std::mutex, 3,s:   6,011,607 msg/sec
                      std::mutex, 3,i:   6,138,556 msg/sec
                      std::mutex, 4,s:   6,201,118 msg/sec
                      std::mutex, 4,i:   6,269,157 msg/sec
                      std::mutex, 5,s:   5,994,504 msg/sec
                      std::mutex, 5,i:   5,777,319 msg/sec
                      std::mutex, 6,s:   5,636,683 msg/sec
                      std::mutex, 6,i:   5,951,422 msg/sec
                      std::mutex, 7,s:   5,871,755 msg/sec
                      std::mutex, 7,i:   5,852,610 msg/sec
                      std::mutex, 8,s:   5,707,441 msg/sec
                      std::mutex, 8,i:   5,681,294 msg/sec
                 tbb::spin_mutex, 1,s:  37,676,478 msg/sec
                 tbb::spin_mutex, 1,i:  32,876,253 msg/sec
                 tbb::spin_mutex, 2,s:  21,077,535 msg/sec
                 tbb::spin_mutex, 2,i:  18,278,798 msg/sec
                 tbb::spin_mutex, 3,s:   8,109,374 msg/sec
                 tbb::spin_mutex, 3,i:  10,289,119 msg/sec
                 tbb::spin_mutex, 4,s:   3,099,291 msg/sec
                 tbb::spin_mutex, 4,i:   6,345,560 msg/sec
                 tbb::spin_mutex, 5,s:   5,618,219 msg/sec
                 tbb::spin_mutex, 5,i:   5,859,707 msg/sec
                 tbb::spin_mutex, 6,s:   5,405,516 msg/sec
                 tbb::spin_mutex, 6,i:   4,343,699 msg/sec
                 tbb::spin_mutex, 7,s:   4,866,704 msg/sec
                 tbb::spin_mutex, 7,i:   4,359,272 msg/sec
                 tbb::spin_mutex, 8,s:   4,255,393 msg/sec
                 tbb::spin_mutex, 8,i:   4,144,461 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,242,844 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,248,756 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,864,861 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,953,701 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,302,605 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,546,343 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,140,139 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,537,308 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,642,331 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,609,962 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,743,198 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,652,726 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,822,379 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,730,780 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,107,474 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,079,586 msg/sec
     xenium::michael_scott_queue, 1,s:   9,601,524 msg/sec
     xenium::michael_scott_queue, 1,i:   9,609,997 msg/sec
     xenium::michael_scott_queue, 2,s:   8,419,770 msg/sec
     xenium::michael_scott_queue, 2,i:   8,397,656 msg/sec
     xenium::michael_scott_queue, 3,s:   7,174,299 msg/sec
     xenium::michael_scott_queue, 3,i:   7,552,446 msg/sec
     xenium::michael_scott_queue, 4,s:   6,310,888 msg/sec
     xenium::michael_scott_queue, 4,i:   6,466,602 msg/sec
     xenium::michael_scott_queue, 5,s:   6,337,177 msg/sec
     xenium::michael_scott_queue, 5,i:   6,733,776 msg/sec
     xenium::michael_scott_queue, 6,s:   6,483,777 msg/sec
     xenium::michael_scott_queue, 6,i:   6,972,664 msg/sec
     xenium::michael_scott_queue, 7,s:   6,335,272 msg/sec
     xenium::michael_scott_queue, 7,i:   6,495,951 msg/sec
     xenium::michael_scott_queue, 8,s:   5,951,006 msg/sec
     xenium::michael_scott_queue, 8,i:   6,090,002 msg/sec
         xenium::ramalhete_queue, 1,s:  32,352,093 msg/sec
         xenium::ramalhete_queue, 1,i:  32,483,202 msg/sec
         xenium::ramalhete_queue, 2,s:  23,696,040 msg/sec
         xenium::ramalhete_queue, 2,i:  23,426,143 msg/sec
         xenium::ramalhete_queue, 3,s:  29,144,680 msg/sec
         xenium::ramalhete_queue, 3,i:  28,690,681 msg/sec
         xenium::ramalhete_queue, 4,s:  33,805,753 msg/sec
         xenium::ramalhete_queue, 4,i:  33,565,518 msg/sec
         xenium::ramalhete_queue, 5,s:  32,208,445 msg/sec
         xenium::ramalhete_queue, 5,i:  36,076,058 msg/sec
         xenium::ramalhete_queue, 6,s:  34,241,117 msg/sec
         xenium::ramalhete_queue, 6,i:  39,062,060 msg/sec
         xenium::ramalhete_queue, 7,s:  35,245,397 msg/sec
         xenium::ramalhete_queue, 7,i:  40,940,666 msg/sec
         xenium::ramalhete_queue, 8,s:  35,490,469 msg/sec
         xenium::ramalhete_queue, 8,i:  43,602,582 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,363,960 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 110,674,766 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,920,150 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,014,618 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,428,368 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,538,578 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,548,954 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,466,681 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,875,580 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,220,611 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,150,100 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,396,808 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,235,226 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,111,597 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,404,460 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,308,697 msg/sec
                     AtomicQueue, 1,s: 197,546,453 msg/sec
                     AtomicQueue, 1,i: 284,919,421 msg/sec
                     AtomicQueue, 2,s:  12,226,935 msg/sec
                     AtomicQueue, 2,i:  11,718,878 msg/sec
                     AtomicQueue, 3,s:  10,777,841 msg/sec
                     AtomicQueue, 3,i:  10,004,876 msg/sec
                     AtomicQueue, 4,s:   8,150,066 msg/sec
                     AtomicQueue, 4,i:   8,181,126 msg/sec
                     AtomicQueue, 5,s:   8,037,859 msg/sec
                     AtomicQueue, 5,i:   8,084,248 msg/sec
                     AtomicQueue, 6,s:   7,860,884 msg/sec
                     AtomicQueue, 6,i:   7,612,288 msg/sec
                     AtomicQueue, 7,s:   7,130,636 msg/sec
                     AtomicQueue, 7,i:   7,988,482 msg/sec
                     AtomicQueue, 8,s:   6,369,858 msg/sec
                     AtomicQueue, 8,i:   7,457,406 msg/sec
                    AtomicQueueB, 1,s:  43,972,306 msg/sec
                    AtomicQueueB, 1,i:  43,175,421 msg/sec
                    AtomicQueueB, 2,s:  11,934,783 msg/sec
                    AtomicQueueB, 2,i:  11,508,584 msg/sec
                    AtomicQueueB, 3,s:  10,974,529 msg/sec
                    AtomicQueueB, 3,i:   9,986,937 msg/sec
                    AtomicQueueB, 4,s:   8,071,044 msg/sec
                    AtomicQueueB, 4,i:   8,062,889 msg/sec
                    AtomicQueueB, 5,s:   7,600,996 msg/sec
                    AtomicQueueB, 5,i:   7,863,505 msg/sec
                    AtomicQueueB, 6,s:   7,317,727 msg/sec
                    AtomicQueueB, 6,i:   7,534,293 msg/sec
                    AtomicQueueB, 7,s:   6,865,270 msg/sec
                    AtomicQueueB, 7,i:   7,746,311 msg/sec
                    AtomicQueueB, 8,s:   6,308,776 msg/sec
                    AtomicQueueB, 8,i:   7,011,590 msg/sec
             OptimistAtomicQueue, 1,s: 723,781,599 msg/sec
             OptimistAtomicQueue, 1,i: 525,775,002 msg/sec
             OptimistAtomicQueue, 2,s:  32,208,367 msg/sec
             OptimistAtomicQueue, 2,i:  32,255,042 msg/sec
             OptimistAtomicQueue, 3,s:  36,621,967 msg/sec
             OptimistAtomicQueue, 3,i:  37,404,927 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,301 msg/sec
             OptimistAtomicQueue, 4,i:  39,330,944 msg/sec
             OptimistAtomicQueue, 5,s:  39,900,888 msg/sec
             OptimistAtomicQueue, 5,i:  46,390,269 msg/sec
             OptimistAtomicQueue, 6,s:  41,989,294 msg/sec
             OptimistAtomicQueue, 6,i:  50,237,347 msg/sec
             OptimistAtomicQueue, 7,s:  44,864,688 msg/sec
             OptimistAtomicQueue, 7,i:  48,639,655 msg/sec
             OptimistAtomicQueue, 8,s:  46,324,352 msg/sec
             OptimistAtomicQueue, 8,i:  49,368,226 msg/sec
            OptimistAtomicQueueB, 1,s: 126,226,587 msg/sec
            OptimistAtomicQueueB, 1,i:  76,340,408 msg/sec
            OptimistAtomicQueueB, 2,s:  32,185,290 msg/sec
            OptimistAtomicQueueB, 2,i:  32,194,364 msg/sec
            OptimistAtomicQueueB, 3,s:  36,226,506 msg/sec
            OptimistAtomicQueueB, 3,i:  36,782,044 msg/sec
            OptimistAtomicQueueB, 4,s:  38,671,841 msg/sec
            OptimistAtomicQueueB, 4,i:  38,633,002 msg/sec
            OptimistAtomicQueueB, 5,s:  40,890,052 msg/sec
            OptimistAtomicQueueB, 5,i:  45,271,286 msg/sec
            OptimistAtomicQueueB, 6,s:  40,964,089 msg/sec
            OptimistAtomicQueueB, 6,i:  48,977,468 msg/sec
            OptimistAtomicQueueB, 7,s:  42,347,928 msg/sec
            OptimistAtomicQueueB, 7,i:  50,886,876 msg/sec
            OptimistAtomicQueueB, 8,s:  44,377,129 msg/sec
            OptimistAtomicQueueB, 8,i:  47,631,857 msg/sec
                    AtomicQueue2, 1,s:  22,912,990 msg/sec
                    AtomicQueue2, 1,i:  22,874,939 msg/sec
                    AtomicQueue2, 2,s:  11,807,380 msg/sec
                    AtomicQueue2, 2,i:  11,398,584 msg/sec
                    AtomicQueue2, 3,s:   9,590,386 msg/sec
                    AtomicQueue2, 3,i:   9,452,808 msg/sec
                    AtomicQueue2, 4,s:   8,032,830 msg/sec
                    AtomicQueue2, 4,i:   8,096,092 msg/sec
                    AtomicQueue2, 5,s:   7,913,203 msg/sec
                    AtomicQueue2, 5,i:   7,996,361 msg/sec
                    AtomicQueue2, 6,s:   7,822,589 msg/sec
                    AtomicQueue2, 6,i:   7,521,052 msg/sec
                    AtomicQueue2, 7,s:   7,100,425 msg/sec
                    AtomicQueue2, 7,i:   7,895,037 msg/sec
                    AtomicQueue2, 8,s:   6,395,449 msg/sec
                    AtomicQueue2, 8,i:   7,355,664 msg/sec
                   AtomicQueueB2, 1,s:  36,264,693 msg/sec
                   AtomicQueueB2, 1,i:  33,721,624 msg/sec
                   AtomicQueueB2, 2,s:  11,553,820 msg/sec
                   AtomicQueueB2, 2,i:  11,135,035 msg/sec
                   AtomicQueueB2, 3,s:   9,744,431 msg/sec
                   AtomicQueueB2, 3,i:   9,546,377 msg/sec
                   AtomicQueueB2, 4,s:   7,943,839 msg/sec
                   AtomicQueueB2, 4,i:   7,780,230 msg/sec
                   AtomicQueueB2, 5,s:   7,493,334 msg/sec
                   AtomicQueueB2, 5,i:   7,706,052 msg/sec
                   AtomicQueueB2, 6,s:   7,179,377 msg/sec
                   AtomicQueueB2, 6,i:   7,493,248 msg/sec
                   AtomicQueueB2, 7,s:   6,914,878 msg/sec
                   AtomicQueueB2, 7,i:   7,693,947 msg/sec
                   AtomicQueueB2, 8,s:   6,293,580 msg/sec
                   AtomicQueueB2, 8,i:   7,108,601 msg/sec
            OptimistAtomicQueue2, 1,s: 462,699,481 msg/sec
            OptimistAtomicQueue2, 1,i: 461,032,761 msg/sec
            OptimistAtomicQueue2, 2,s:  25,255,328 msg/sec
            OptimistAtomicQueue2, 2,i:  25,570,048 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,457 msg/sec
            OptimistAtomicQueue2, 3,i:  30,061,539 msg/sec
            OptimistAtomicQueue2, 4,s:  33,939,993 msg/sec
            OptimistAtomicQueue2, 4,i:  33,261,138 msg/sec
            OptimistAtomicQueue2, 5,s:  37,085,977 msg/sec
            OptimistAtomicQueue2, 5,i:  41,388,716 msg/sec
            OptimistAtomicQueue2, 6,s:  40,192,194 msg/sec
            OptimistAtomicQueue2, 6,i:  49,296,994 msg/sec
            OptimistAtomicQueue2, 7,s:  42,664,975 msg/sec
            OptimistAtomicQueue2, 7,i:  48,185,842 msg/sec
            OptimistAtomicQueue2, 8,s:  43,905,388 msg/sec
            OptimistAtomicQueue2, 8,i:  48,473,466 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,796,115 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,921,575 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,226,896 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,971,758 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,697,168 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,413,527 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,236,256 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,149,012 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,268,336 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,064,448 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,694,580 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,957,488 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,119,554 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,119,436 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,213,048 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,575,988 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000280 sec/round-trip
                      std::mutex: 0.000000443 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000304 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[226] 183m:6s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,747,642 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,809,920 msg/sec
          boost::lockfree::queue, 1,s:   6,994,650 msg/sec
          boost::lockfree::queue, 1,i:   6,875,705 msg/sec
          boost::lockfree::queue, 2,s:   7,618,317 msg/sec
          boost::lockfree::queue, 2,i:   7,442,625 msg/sec
          boost::lockfree::queue, 3,s:   7,381,670 msg/sec
          boost::lockfree::queue, 3,i:   7,626,453 msg/sec
          boost::lockfree::queue, 4,s:   6,420,427 msg/sec
          boost::lockfree::queue, 4,i:   6,791,687 msg/sec
          boost::lockfree::queue, 5,s:   6,443,494 msg/sec
          boost::lockfree::queue, 5,i:   6,463,762 msg/sec
          boost::lockfree::queue, 6,s:   5,976,720 msg/sec
          boost::lockfree::queue, 6,i:   6,140,080 msg/sec
          boost::lockfree::queue, 7,s:   5,804,098 msg/sec
          boost::lockfree::queue, 7,i:   6,065,112 msg/sec
          boost::lockfree::queue, 8,s:   5,485,239 msg/sec
          boost::lockfree::queue, 8,i:   5,550,516 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 391,755,620 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 391,359,563 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,940,125 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,772,040 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,790,850 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,668,965 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,950,506 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,647,469 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,658,261 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,973,222 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,250,699 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,635,866 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,316,814 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,812,332 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,912,983 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,333,706 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  52,093,433 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,364,450 msg/sec
                pthread_spinlock, 1,s:  28,990,805 msg/sec
                pthread_spinlock, 1,i:  26,878,293 msg/sec
                pthread_spinlock, 2,s:  15,667,217 msg/sec
                pthread_spinlock, 2,i:  16,942,631 msg/sec
                pthread_spinlock, 3,s:   8,335,187 msg/sec
                pthread_spinlock, 3,i:  12,158,528 msg/sec
                pthread_spinlock, 4,s:   6,569,534 msg/sec
                pthread_spinlock, 4,i:   8,816,639 msg/sec
                pthread_spinlock, 5,s:   8,680,869 msg/sec
                pthread_spinlock, 5,i:   8,938,670 msg/sec
                pthread_spinlock, 6,s:   8,618,508 msg/sec
                pthread_spinlock, 6,i:   8,885,842 msg/sec
                pthread_spinlock, 7,s:   7,581,793 msg/sec
                pthread_spinlock, 7,i:   8,037,201 msg/sec
                pthread_spinlock, 8,s:   6,662,031 msg/sec
                pthread_spinlock, 8,i:   7,452,239 msg/sec
                      std::mutex, 1,s:   5,800,280 msg/sec
                      std::mutex, 1,i:   7,011,123 msg/sec
                      std::mutex, 2,s:   5,960,122 msg/sec
                      std::mutex, 2,i:   5,607,383 msg/sec
                      std::mutex, 3,s:   4,872,914 msg/sec
                      std::mutex, 3,i:   5,390,084 msg/sec
                      std::mutex, 4,s:   6,057,016 msg/sec
                      std::mutex, 4,i:   6,191,731 msg/sec
                      std::mutex, 5,s:   5,862,470 msg/sec
                      std::mutex, 5,i:   5,918,913 msg/sec
                      std::mutex, 6,s:   5,764,385 msg/sec
                      std::mutex, 6,i:   5,826,367 msg/sec
                      std::mutex, 7,s:   5,775,086 msg/sec
                      std::mutex, 7,i:   5,821,310 msg/sec
                      std::mutex, 8,s:   5,632,111 msg/sec
                      std::mutex, 8,i:   5,627,535 msg/sec
                 tbb::spin_mutex, 1,s:  37,878,873 msg/sec
                 tbb::spin_mutex, 1,i:  37,681,151 msg/sec
                 tbb::spin_mutex, 2,s:  21,159,910 msg/sec
                 tbb::spin_mutex, 2,i:  18,408,422 msg/sec
                 tbb::spin_mutex, 3,s:   8,752,990 msg/sec
                 tbb::spin_mutex, 3,i:  10,919,106 msg/sec
                 tbb::spin_mutex, 4,s:   3,302,830 msg/sec
                 tbb::spin_mutex, 4,i:   6,348,803 msg/sec
                 tbb::spin_mutex, 5,s:   5,497,745 msg/sec
                 tbb::spin_mutex, 5,i:   5,470,458 msg/sec
                 tbb::spin_mutex, 6,s:   5,348,909 msg/sec
                 tbb::spin_mutex, 6,i:   4,290,497 msg/sec
                 tbb::spin_mutex, 7,s:   4,870,258 msg/sec
                 tbb::spin_mutex, 7,i:   4,367,190 msg/sec
                 tbb::spin_mutex, 8,s:   4,259,124 msg/sec
                 tbb::spin_mutex, 8,i:   4,023,875 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,447,094 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,429,220 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,995,234 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,580,894 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,002,983 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,631,039 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,334,298 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,310,505 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,561,565 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,195,809 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,910,023 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,406,533 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,041,350 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,683,669 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,077,465 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,714,613 msg/sec
     xenium::michael_scott_queue, 1,s:  10,149,418 msg/sec
     xenium::michael_scott_queue, 1,i:   9,996,064 msg/sec
     xenium::michael_scott_queue, 2,s:   8,600,626 msg/sec
     xenium::michael_scott_queue, 2,i:   8,566,211 msg/sec
     xenium::michael_scott_queue, 3,s:   7,220,606 msg/sec
     xenium::michael_scott_queue, 3,i:   7,542,763 msg/sec
     xenium::michael_scott_queue, 4,s:   6,292,597 msg/sec
     xenium::michael_scott_queue, 4,i:   6,284,323 msg/sec
     xenium::michael_scott_queue, 5,s:   6,291,421 msg/sec
     xenium::michael_scott_queue, 5,i:   6,744,020 msg/sec
     xenium::michael_scott_queue, 6,s:   6,498,328 msg/sec
     xenium::michael_scott_queue, 6,i:   6,754,940 msg/sec
     xenium::michael_scott_queue, 7,s:   6,259,034 msg/sec
     xenium::michael_scott_queue, 7,i:   6,562,313 msg/sec
     xenium::michael_scott_queue, 8,s:   5,964,958 msg/sec
     xenium::michael_scott_queue, 8,i:   6,123,368 msg/sec
         xenium::ramalhete_queue, 1,s:  31,312,021 msg/sec
         xenium::ramalhete_queue, 1,i:  32,214,783 msg/sec
         xenium::ramalhete_queue, 2,s:  23,612,407 msg/sec
         xenium::ramalhete_queue, 2,i:  23,328,218 msg/sec
         xenium::ramalhete_queue, 3,s:  29,032,299 msg/sec
         xenium::ramalhete_queue, 3,i:  28,430,763 msg/sec
         xenium::ramalhete_queue, 4,s:  33,740,485 msg/sec
         xenium::ramalhete_queue, 4,i:  33,445,319 msg/sec
         xenium::ramalhete_queue, 5,s:  32,173,644 msg/sec
         xenium::ramalhete_queue, 5,i:  36,217,248 msg/sec
         xenium::ramalhete_queue, 6,s:  34,161,402 msg/sec
         xenium::ramalhete_queue, 6,i:  39,006,719 msg/sec
         xenium::ramalhete_queue, 7,s:  35,212,550 msg/sec
         xenium::ramalhete_queue, 7,i:  41,340,695 msg/sec
         xenium::ramalhete_queue, 8,s:  35,504,359 msg/sec
         xenium::ramalhete_queue, 8,i:  43,824,111 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,358,788 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  61,258,336 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,692,487 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,680,736 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,743,807 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,227,640 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,566,050 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,100,005 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,006,837 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,354,626 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,175,887 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,432,565 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,265,250 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,389,005 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,468,783 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,587,647 msg/sec
                     AtomicQueue, 1,s:  62,711,410 msg/sec
                     AtomicQueue, 1,i:  56,699,731 msg/sec
                     AtomicQueue, 2,s:  12,261,255 msg/sec
                     AtomicQueue, 2,i:  11,766,340 msg/sec
                     AtomicQueue, 3,s:  10,797,898 msg/sec
                     AtomicQueue, 3,i:   9,978,445 msg/sec
                     AtomicQueue, 4,s:   8,130,427 msg/sec
                     AtomicQueue, 4,i:   8,214,642 msg/sec
                     AtomicQueue, 5,s:   8,020,343 msg/sec
                     AtomicQueue, 5,i:   8,073,074 msg/sec
                     AtomicQueue, 6,s:   7,852,367 msg/sec
                     AtomicQueue, 6,i:   7,609,508 msg/sec
                     AtomicQueue, 7,s:   7,113,065 msg/sec
                     AtomicQueue, 7,i:   7,952,926 msg/sec
                     AtomicQueue, 8,s:   6,343,282 msg/sec
                     AtomicQueue, 8,i:   7,458,026 msg/sec
                    AtomicQueueB, 1,s:  42,991,693 msg/sec
                    AtomicQueueB, 1,i:  43,073,778 msg/sec
                    AtomicQueueB, 2,s:  11,607,440 msg/sec
                    AtomicQueueB, 2,i:  11,505,069 msg/sec
                    AtomicQueueB, 3,s:  10,946,422 msg/sec
                    AtomicQueueB, 3,i:  10,131,382 msg/sec
                    AtomicQueueB, 4,s:   8,100,990 msg/sec
                    AtomicQueueB, 4,i:   7,975,128 msg/sec
                    AtomicQueueB, 5,s:   7,697,111 msg/sec
                    AtomicQueueB, 5,i:   7,857,357 msg/sec
                    AtomicQueueB, 6,s:   7,350,097 msg/sec
                    AtomicQueueB, 6,i:   7,561,589 msg/sec
                    AtomicQueueB, 7,s:   6,822,411 msg/sec
                    AtomicQueueB, 7,i:   7,756,964 msg/sec
                    AtomicQueueB, 8,s:   6,254,399 msg/sec
                    AtomicQueueB, 8,i:   7,198,359 msg/sec
             OptimistAtomicQueue, 1,s: 805,630,876 msg/sec
             OptimistAtomicQueue, 1,i: 650,868,991 msg/sec
             OptimistAtomicQueue, 2,s:  32,618,485 msg/sec
             OptimistAtomicQueue, 2,i:  32,707,718 msg/sec
             OptimistAtomicQueue, 3,s:  36,687,170 msg/sec
             OptimistAtomicQueue, 3,i:  37,402,517 msg/sec
             OptimistAtomicQueue, 4,s:  39,277,748 msg/sec
             OptimistAtomicQueue, 4,i:  39,376,618 msg/sec
             OptimistAtomicQueue, 5,s:  42,378,313 msg/sec
             OptimistAtomicQueue, 5,i:  48,589,332 msg/sec
             OptimistAtomicQueue, 6,s:  42,549,940 msg/sec
             OptimistAtomicQueue, 6,i:  50,209,733 msg/sec
             OptimistAtomicQueue, 7,s:  45,234,909 msg/sec
             OptimistAtomicQueue, 7,i:  49,221,990 msg/sec
             OptimistAtomicQueue, 8,s:  46,354,986 msg/sec
             OptimistAtomicQueue, 8,i:  48,890,431 msg/sec
            OptimistAtomicQueueB, 1,s: 207,598,758 msg/sec
            OptimistAtomicQueueB, 1,i:  76,531,108 msg/sec
            OptimistAtomicQueueB, 2,s:  32,193,764 msg/sec
            OptimistAtomicQueueB, 2,i:  32,275,640 msg/sec
            OptimistAtomicQueueB, 3,s:  36,199,151 msg/sec
            OptimistAtomicQueueB, 3,i:  36,875,733 msg/sec
            OptimistAtomicQueueB, 4,s:  38,618,542 msg/sec
            OptimistAtomicQueueB, 4,i:  38,599,975 msg/sec
            OptimistAtomicQueueB, 5,s:  41,155,678 msg/sec
            OptimistAtomicQueueB, 5,i:  45,145,424 msg/sec
            OptimistAtomicQueueB, 6,s:  41,136,708 msg/sec
            OptimistAtomicQueueB, 6,i:  49,048,167 msg/sec
            OptimistAtomicQueueB, 7,s:  42,512,846 msg/sec
            OptimistAtomicQueueB, 7,i:  47,986,255 msg/sec
            OptimistAtomicQueueB, 8,s:  44,051,675 msg/sec
            OptimistAtomicQueueB, 8,i:  48,078,610 msg/sec
                    AtomicQueue2, 1,s:  22,846,923 msg/sec
                    AtomicQueue2, 1,i:  22,858,945 msg/sec
                    AtomicQueue2, 2,s:  11,830,280 msg/sec
                    AtomicQueue2, 2,i:  11,430,804 msg/sec
                    AtomicQueue2, 3,s:   9,460,879 msg/sec
                    AtomicQueue2, 3,i:   9,589,131 msg/sec
                    AtomicQueue2, 4,s:   8,037,516 msg/sec
                    AtomicQueue2, 4,i:   8,085,229 msg/sec
                    AtomicQueue2, 5,s:   7,949,575 msg/sec
                    AtomicQueue2, 5,i:   8,045,264 msg/sec
                    AtomicQueue2, 6,s:   7,634,759 msg/sec
                    AtomicQueue2, 6,i:   7,509,522 msg/sec
                    AtomicQueue2, 7,s:   7,155,391 msg/sec
                    AtomicQueue2, 7,i:   7,915,142 msg/sec
                    AtomicQueue2, 8,s:   6,366,061 msg/sec
                    AtomicQueue2, 8,i:   7,349,009 msg/sec
                   AtomicQueueB2, 1,s:  36,022,771 msg/sec
                   AtomicQueueB2, 1,i:  33,887,265 msg/sec
                   AtomicQueueB2, 2,s:  11,383,835 msg/sec
                   AtomicQueueB2, 2,i:  11,134,684 msg/sec
                   AtomicQueueB2, 3,s:   9,781,628 msg/sec
                   AtomicQueueB2, 3,i:   9,551,595 msg/sec
                   AtomicQueueB2, 4,s:   7,974,699 msg/sec
                   AtomicQueueB2, 4,i:   7,829,948 msg/sec
                   AtomicQueueB2, 5,s:   7,441,123 msg/sec
                   AtomicQueueB2, 5,i:   7,746,212 msg/sec
                   AtomicQueueB2, 6,s:   7,252,761 msg/sec
                   AtomicQueueB2, 6,i:   7,447,250 msg/sec
                   AtomicQueueB2, 7,s:   6,831,256 msg/sec
                   AtomicQueueB2, 7,i:   7,724,265 msg/sec
                   AtomicQueueB2, 8,s:   6,277,591 msg/sec
                   AtomicQueueB2, 8,i:   7,078,551 msg/sec
            OptimistAtomicQueue2, 1,s: 465,376,456 msg/sec
            OptimistAtomicQueue2, 1,i:  56,060,567 msg/sec
            OptimistAtomicQueue2, 2,s:  24,275,372 msg/sec
            OptimistAtomicQueue2, 2,i:  24,013,205 msg/sec
            OptimistAtomicQueue2, 3,s:  30,305,749 msg/sec
            OptimistAtomicQueue2, 3,i:  29,886,227 msg/sec
            OptimistAtomicQueue2, 4,s:  33,146,523 msg/sec
            OptimistAtomicQueue2, 4,i:  33,178,069 msg/sec
            OptimistAtomicQueue2, 5,s:  36,847,518 msg/sec
            OptimistAtomicQueue2, 5,i:  40,118,737 msg/sec
            OptimistAtomicQueue2, 6,s:  40,183,382 msg/sec
            OptimistAtomicQueue2, 6,i:  49,254,650 msg/sec
            OptimistAtomicQueue2, 7,s:  43,430,908 msg/sec
            OptimistAtomicQueue2, 7,i:  51,654,465 msg/sec
            OptimistAtomicQueue2, 8,s:  43,893,754 msg/sec
            OptimistAtomicQueue2, 8,i:  48,470,203 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,819,579 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,919,037 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,188,463 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,294,029 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,692,018 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,026,268 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,764,015 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,291,679 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,366,179 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,225,045 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,258,954 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,368,057 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,117,845 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,354,253 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,985,903 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,181,988 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000123 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000233 sec/round-trip
                pthread_spinlock: 0.000000287 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000258 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[227] 181m:47s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,971,222 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,497,087 msg/sec
          boost::lockfree::queue, 1,s:   6,950,539 msg/sec
          boost::lockfree::queue, 1,i:   6,963,344 msg/sec
          boost::lockfree::queue, 2,s:   7,621,391 msg/sec
          boost::lockfree::queue, 2,i:   7,527,965 msg/sec
          boost::lockfree::queue, 3,s:   7,364,362 msg/sec
          boost::lockfree::queue, 3,i:   7,548,013 msg/sec
          boost::lockfree::queue, 4,s:   6,417,380 msg/sec
          boost::lockfree::queue, 4,i:   6,774,782 msg/sec
          boost::lockfree::queue, 5,s:   6,407,834 msg/sec
          boost::lockfree::queue, 5,i:   6,416,833 msg/sec
          boost::lockfree::queue, 6,s:   6,026,557 msg/sec
          boost::lockfree::queue, 6,i:   6,104,302 msg/sec
          boost::lockfree::queue, 7,s:   5,808,950 msg/sec
          boost::lockfree::queue, 7,i:   6,041,044 msg/sec
          boost::lockfree::queue, 8,s:   5,496,543 msg/sec
          boost::lockfree::queue, 8,i:   5,630,705 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 437,676,219 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 317,887,295 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,124,870 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,578,151 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,687,738 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,501,363 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,815,660 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  41,257,024 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,260,644 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,321,844 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,130,671 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,863,611 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,115,426 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,757,184 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,995,165 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,023,561 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,170,682 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  32,910,224 msg/sec
                pthread_spinlock, 1,s:  29,204,876 msg/sec
                pthread_spinlock, 1,i:  29,057,005 msg/sec
                pthread_spinlock, 2,s:  16,553,608 msg/sec
                pthread_spinlock, 2,i:  16,956,256 msg/sec
                pthread_spinlock, 3,s:   8,357,061 msg/sec
                pthread_spinlock, 3,i:  11,976,247 msg/sec
                pthread_spinlock, 4,s:   6,482,460 msg/sec
                pthread_spinlock, 4,i:   8,922,764 msg/sec
                pthread_spinlock, 5,s:   8,640,729 msg/sec
                pthread_spinlock, 5,i:   9,356,131 msg/sec
                pthread_spinlock, 6,s:   8,563,293 msg/sec
                pthread_spinlock, 6,i:   9,072,601 msg/sec
                pthread_spinlock, 7,s:   7,552,102 msg/sec
                pthread_spinlock, 7,i:   7,601,680 msg/sec
                pthread_spinlock, 8,s:   6,864,443 msg/sec
                pthread_spinlock, 8,i:   7,395,139 msg/sec
                      std::mutex, 1,s:   7,322,860 msg/sec
                      std::mutex, 1,i:   6,667,688 msg/sec
                      std::mutex, 2,s:   5,995,745 msg/sec
                      std::mutex, 2,i:   5,554,998 msg/sec
                      std::mutex, 3,s:   5,380,308 msg/sec
                      std::mutex, 3,i:   5,688,000 msg/sec
                      std::mutex, 4,s:   5,635,734 msg/sec
                      std::mutex, 4,i:   6,263,444 msg/sec
                      std::mutex, 5,s:   6,141,301 msg/sec
                      std::mutex, 5,i:   6,005,452 msg/sec
                      std::mutex, 6,s:   5,922,540 msg/sec
                      std::mutex, 6,i:   5,955,058 msg/sec
                      std::mutex, 7,s:   5,876,979 msg/sec
                      std::mutex, 7,i:   5,898,241 msg/sec
                      std::mutex, 8,s:   5,737,243 msg/sec
                      std::mutex, 8,i:   5,700,372 msg/sec
                 tbb::spin_mutex, 1,s:  37,758,047 msg/sec
                 tbb::spin_mutex, 1,i:  32,879,825 msg/sec
                 tbb::spin_mutex, 2,s:  21,274,875 msg/sec
                 tbb::spin_mutex, 2,i:  20,925,950 msg/sec
                 tbb::spin_mutex, 3,s:   8,762,866 msg/sec
                 tbb::spin_mutex, 3,i:  10,271,886 msg/sec
                 tbb::spin_mutex, 4,s:   3,301,789 msg/sec
                 tbb::spin_mutex, 4,i:   6,455,429 msg/sec
                 tbb::spin_mutex, 5,s:   5,224,829 msg/sec
                 tbb::spin_mutex, 5,i:   5,763,961 msg/sec
                 tbb::spin_mutex, 6,s:   5,356,683 msg/sec
                 tbb::spin_mutex, 6,i:   4,369,900 msg/sec
                 tbb::spin_mutex, 7,s:   4,862,750 msg/sec
                 tbb::spin_mutex, 7,i:   4,346,182 msg/sec
                 tbb::spin_mutex, 8,s:   4,249,559 msg/sec
                 tbb::spin_mutex, 8,i:   4,077,560 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,360,660 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,258,233 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,155,649 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,665,634 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,451,125 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,709,910 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,997,854 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,317,580 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,517,658 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,599,693 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,962,971 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,719,558 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,880,315 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,054,370 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,910,902 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,454,029 msg/sec
     xenium::michael_scott_queue, 1,s:   9,459,981 msg/sec
     xenium::michael_scott_queue, 1,i:   9,569,728 msg/sec
     xenium::michael_scott_queue, 2,s:   8,346,866 msg/sec
     xenium::michael_scott_queue, 2,i:   8,387,140 msg/sec
     xenium::michael_scott_queue, 3,s:   7,321,583 msg/sec
     xenium::michael_scott_queue, 3,i:   7,535,723 msg/sec
     xenium::michael_scott_queue, 4,s:   6,369,198 msg/sec
     xenium::michael_scott_queue, 4,i:   6,351,316 msg/sec
     xenium::michael_scott_queue, 5,s:   6,302,957 msg/sec
     xenium::michael_scott_queue, 5,i:   6,634,085 msg/sec
     xenium::michael_scott_queue, 6,s:   6,470,691 msg/sec
     xenium::michael_scott_queue, 6,i:   6,735,614 msg/sec
     xenium::michael_scott_queue, 7,s:   6,312,310 msg/sec
     xenium::michael_scott_queue, 7,i:   6,409,263 msg/sec
     xenium::michael_scott_queue, 8,s:   5,958,397 msg/sec
     xenium::michael_scott_queue, 8,i:   6,123,213 msg/sec
         xenium::ramalhete_queue, 1,s:  32,056,212 msg/sec
         xenium::ramalhete_queue, 1,i:  32,603,637 msg/sec
         xenium::ramalhete_queue, 2,s:  23,943,300 msg/sec
         xenium::ramalhete_queue, 2,i:  23,443,515 msg/sec
         xenium::ramalhete_queue, 3,s:  29,267,165 msg/sec
         xenium::ramalhete_queue, 3,i:  28,480,656 msg/sec
         xenium::ramalhete_queue, 4,s:  33,863,824 msg/sec
         xenium::ramalhete_queue, 4,i:  33,449,057 msg/sec
         xenium::ramalhete_queue, 5,s:  32,036,236 msg/sec
         xenium::ramalhete_queue, 5,i:  36,160,210 msg/sec
         xenium::ramalhete_queue, 6,s:  33,954,360 msg/sec
         xenium::ramalhete_queue, 6,i:  39,578,266 msg/sec
         xenium::ramalhete_queue, 7,s:  35,216,967 msg/sec
         xenium::ramalhete_queue, 7,i:  41,462,320 msg/sec
         xenium::ramalhete_queue, 8,s:  35,483,435 msg/sec
         xenium::ramalhete_queue, 8,i:  43,935,189 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,994,630 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,701,832 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,908,224 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,833,799 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,520,593 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,277,701 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,590,570 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,092,070 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,934,905 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,303,136 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,215,454 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,389,072 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,138,854 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,940,960 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,410,230 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,549,074 msg/sec
                     AtomicQueue, 1,s:  60,585,499 msg/sec
                     AtomicQueue, 1,i:  56,721,213 msg/sec
                     AtomicQueue, 2,s:  12,319,983 msg/sec
                     AtomicQueue, 2,i:  11,675,732 msg/sec
                     AtomicQueue, 3,s:  10,826,552 msg/sec
                     AtomicQueue, 3,i:  10,027,846 msg/sec
                     AtomicQueue, 4,s:   8,255,047 msg/sec
                     AtomicQueue, 4,i:   8,207,588 msg/sec
                     AtomicQueue, 5,s:   7,997,397 msg/sec
                     AtomicQueue, 5,i:   8,086,922 msg/sec
                     AtomicQueue, 6,s:   7,829,235 msg/sec
                     AtomicQueue, 6,i:   7,600,610 msg/sec
                     AtomicQueue, 7,s:   7,162,341 msg/sec
                     AtomicQueue, 7,i:   7,971,472 msg/sec
                     AtomicQueue, 8,s:   6,339,948 msg/sec
                     AtomicQueue, 8,i:   7,398,952 msg/sec
                    AtomicQueueB, 1,s:  43,833,158 msg/sec
                    AtomicQueueB, 1,i:  42,989,773 msg/sec
                    AtomicQueueB, 2,s:  11,859,494 msg/sec
                    AtomicQueueB, 2,i:  11,504,908 msg/sec
                    AtomicQueueB, 3,s:  11,014,841 msg/sec
                    AtomicQueueB, 3,i:  10,197,160 msg/sec
                    AtomicQueueB, 4,s:   8,037,028 msg/sec
                    AtomicQueueB, 4,i:   8,008,332 msg/sec
                    AtomicQueueB, 5,s:   7,629,644 msg/sec
                    AtomicQueueB, 5,i:   7,727,384 msg/sec
                    AtomicQueueB, 6,s:   7,431,239 msg/sec
                    AtomicQueueB, 6,i:   7,507,800 msg/sec
                    AtomicQueueB, 7,s:   6,920,231 msg/sec
                    AtomicQueueB, 7,i:   7,736,097 msg/sec
                    AtomicQueueB, 8,s:   6,201,109 msg/sec
                    AtomicQueueB, 8,i:   7,095,173 msg/sec
             OptimistAtomicQueue, 1,s: 791,675,845 msg/sec
             OptimistAtomicQueue, 1,i: 828,768,373 msg/sec
             OptimistAtomicQueue, 2,s:  32,645,197 msg/sec
             OptimistAtomicQueue, 2,i:  32,700,183 msg/sec
             OptimistAtomicQueue, 3,s:  36,673,790 msg/sec
             OptimistAtomicQueue, 3,i:  37,408,779 msg/sec
             OptimistAtomicQueue, 4,s:  39,278,302 msg/sec
             OptimistAtomicQueue, 4,i:  39,386,739 msg/sec
             OptimistAtomicQueue, 5,s:  42,395,831 msg/sec
             OptimistAtomicQueue, 5,i:  46,206,866 msg/sec
             OptimistAtomicQueue, 6,s:  42,588,115 msg/sec
             OptimistAtomicQueue, 6,i:  50,364,326 msg/sec
             OptimistAtomicQueue, 7,s:  45,021,790 msg/sec
             OptimistAtomicQueue, 7,i:  52,978,823 msg/sec
             OptimistAtomicQueue, 8,s:  46,374,811 msg/sec
             OptimistAtomicQueue, 8,i:  49,490,820 msg/sec
            OptimistAtomicQueueB, 1,s: 196,593,660 msg/sec
            OptimistAtomicQueueB, 1,i:  76,627,084 msg/sec
            OptimistAtomicQueueB, 2,s:  32,222,702 msg/sec
            OptimistAtomicQueueB, 2,i:  32,184,396 msg/sec
            OptimistAtomicQueueB, 3,s:  36,240,716 msg/sec
            OptimistAtomicQueueB, 3,i:  36,842,355 msg/sec
            OptimistAtomicQueueB, 4,s:  38,743,099 msg/sec
            OptimistAtomicQueueB, 4,i:  38,726,078 msg/sec
            OptimistAtomicQueueB, 5,s:  41,151,342 msg/sec
            OptimistAtomicQueueB, 5,i:  45,345,195 msg/sec
            OptimistAtomicQueueB, 6,s:  40,441,650 msg/sec
            OptimistAtomicQueueB, 6,i:  49,111,445 msg/sec
            OptimistAtomicQueueB, 7,s:  42,482,995 msg/sec
            OptimistAtomicQueueB, 7,i:  50,792,624 msg/sec
            OptimistAtomicQueueB, 8,s:  44,406,508 msg/sec
            OptimistAtomicQueueB, 8,i:  48,070,558 msg/sec
                    AtomicQueue2, 1,s:  22,831,752 msg/sec
                    AtomicQueue2, 1,i:  22,887,254 msg/sec
                    AtomicQueue2, 2,s:  11,863,704 msg/sec
                    AtomicQueue2, 2,i:  11,302,689 msg/sec
                    AtomicQueue2, 3,s:   9,453,542 msg/sec
                    AtomicQueue2, 3,i:   9,393,840 msg/sec
                    AtomicQueue2, 4,s:   8,048,101 msg/sec
                    AtomicQueue2, 4,i:   8,067,684 msg/sec
                    AtomicQueue2, 5,s:   7,928,280 msg/sec
                    AtomicQueue2, 5,i:   8,046,196 msg/sec
                    AtomicQueue2, 6,s:   7,768,240 msg/sec
                    AtomicQueue2, 6,i:   7,502,080 msg/sec
                    AtomicQueue2, 7,s:   7,112,925 msg/sec
                    AtomicQueue2, 7,i:   7,926,209 msg/sec
                    AtomicQueue2, 8,s:   6,371,807 msg/sec
                    AtomicQueue2, 8,i:   7,214,296 msg/sec
                   AtomicQueueB2, 1,s:  35,823,477 msg/sec
                   AtomicQueueB2, 1,i:  32,631,798 msg/sec
                   AtomicQueueB2, 2,s:  11,414,440 msg/sec
                   AtomicQueueB2, 2,i:  11,107,308 msg/sec
                   AtomicQueueB2, 3,s:   9,573,076 msg/sec
                   AtomicQueueB2, 3,i:   9,486,404 msg/sec
                   AtomicQueueB2, 4,s:   7,933,605 msg/sec
                   AtomicQueueB2, 4,i:   7,873,434 msg/sec
                   AtomicQueueB2, 5,s:   7,514,273 msg/sec
                   AtomicQueueB2, 5,i:   7,714,493 msg/sec
                   AtomicQueueB2, 6,s:   7,219,275 msg/sec
                   AtomicQueueB2, 6,i:   7,442,727 msg/sec
                   AtomicQueueB2, 7,s:   6,974,604 msg/sec
                   AtomicQueueB2, 7,i:   7,730,791 msg/sec
                   AtomicQueueB2, 8,s:   6,326,730 msg/sec
                   AtomicQueueB2, 8,i:   7,112,505 msg/sec
            OptimistAtomicQueue2, 1,s: 478,320,540 msg/sec
            OptimistAtomicQueue2, 1,i:  29,707,312 msg/sec
            OptimistAtomicQueue2, 2,s:  24,269,452 msg/sec
            OptimistAtomicQueue2, 2,i:  24,795,436 msg/sec
            OptimistAtomicQueue2, 3,s:  30,304,621 msg/sec
            OptimistAtomicQueue2, 3,i:  29,935,939 msg/sec
            OptimistAtomicQueue2, 4,s:  33,213,379 msg/sec
            OptimistAtomicQueue2, 4,i:  32,979,431 msg/sec
            OptimistAtomicQueue2, 5,s:  36,999,419 msg/sec
            OptimistAtomicQueue2, 5,i:  40,088,770 msg/sec
            OptimistAtomicQueue2, 6,s:  40,088,221 msg/sec
            OptimistAtomicQueue2, 6,i:  49,215,064 msg/sec
            OptimistAtomicQueue2, 7,s:  42,621,569 msg/sec
            OptimistAtomicQueue2, 7,i:  51,738,125 msg/sec
            OptimistAtomicQueue2, 8,s:  43,934,690 msg/sec
            OptimistAtomicQueue2, 8,i:  48,641,831 msg/sec
           OptimistAtomicQueueB2, 1,s:  71,790,138 msg/sec
           OptimistAtomicQueueB2, 1,i:  63,108,646 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,819,588 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,225,718 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,742,934 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,050,413 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,418,868 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,118,220 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,601,906 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,388,410 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,648,115 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,486,203 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,782,010 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,136,307 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,732,622 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,307,458 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000445 sec/round-trip
                 tbb::spin_mutex: 0.000000259 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[228] 180m:27s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  73,942,375 msg/sec
     boost::lockfree::spsc_queue, 1,i:  73,760,093 msg/sec
          boost::lockfree::queue, 1,s:   7,079,889 msg/sec
          boost::lockfree::queue, 1,i:   6,950,465 msg/sec
          boost::lockfree::queue, 2,s:   7,683,216 msg/sec
          boost::lockfree::queue, 2,i:   7,508,825 msg/sec
          boost::lockfree::queue, 3,s:   7,415,079 msg/sec
          boost::lockfree::queue, 3,i:   7,506,070 msg/sec
          boost::lockfree::queue, 4,s:   6,425,950 msg/sec
          boost::lockfree::queue, 4,i:   6,797,898 msg/sec
          boost::lockfree::queue, 5,s:   6,387,586 msg/sec
          boost::lockfree::queue, 5,i:   6,470,912 msg/sec
          boost::lockfree::queue, 6,s:   6,013,214 msg/sec
          boost::lockfree::queue, 6,i:   6,097,750 msg/sec
          boost::lockfree::queue, 7,s:   6,056,900 msg/sec
          boost::lockfree::queue, 7,i:   5,944,927 msg/sec
          boost::lockfree::queue, 8,s:   5,449,323 msg/sec
          boost::lockfree::queue, 8,i:   5,645,643 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 389,226,180 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 368,761,919 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,516,438 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,804,302 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,089,315 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,494,633 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,484,620 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,010,562 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,431,106 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,056,336 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,209,126 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,600,547 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,404,337 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,754,797 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,190,790 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,652,768 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,212,822 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,884,792 msg/sec
                pthread_spinlock, 1,s:  29,123,384 msg/sec
                pthread_spinlock, 1,i:  25,432,928 msg/sec
                pthread_spinlock, 2,s:  15,919,064 msg/sec
                pthread_spinlock, 2,i:  16,987,138 msg/sec
                pthread_spinlock, 3,s:   8,298,400 msg/sec
                pthread_spinlock, 3,i:  12,141,801 msg/sec
                pthread_spinlock, 4,s:   6,508,210 msg/sec
                pthread_spinlock, 4,i:   8,915,452 msg/sec
                pthread_spinlock, 5,s:   8,756,175 msg/sec
                pthread_spinlock, 5,i:   9,594,602 msg/sec
                pthread_spinlock, 6,s:   8,498,385 msg/sec
                pthread_spinlock, 6,i:   8,771,925 msg/sec
                pthread_spinlock, 7,s:   7,521,877 msg/sec
                pthread_spinlock, 7,i:   7,441,295 msg/sec
                pthread_spinlock, 8,s:   6,652,629 msg/sec
                pthread_spinlock, 8,i:   6,924,488 msg/sec
                      std::mutex, 1,s:   6,544,582 msg/sec
                      std::mutex, 1,i:   5,913,153 msg/sec
                      std::mutex, 2,s:   5,937,285 msg/sec
                      std::mutex, 2,i:   6,232,536 msg/sec
                      std::mutex, 3,s:   6,127,709 msg/sec
                      std::mutex, 3,i:   6,262,656 msg/sec
                      std::mutex, 4,s:   6,326,839 msg/sec
                      std::mutex, 4,i:   6,366,360 msg/sec
                      std::mutex, 5,s:   6,150,975 msg/sec
                      std::mutex, 5,i:   6,259,803 msg/sec
                      std::mutex, 6,s:   6,072,982 msg/sec
                      std::mutex, 6,i:   6,093,791 msg/sec
                      std::mutex, 7,s:   5,905,197 msg/sec
                      std::mutex, 7,i:   5,912,325 msg/sec
                      std::mutex, 8,s:   5,750,007 msg/sec
                      std::mutex, 8,i:   5,740,129 msg/sec
                 tbb::spin_mutex, 1,s:  37,688,762 msg/sec
                 tbb::spin_mutex, 1,i:  32,961,808 msg/sec
                 tbb::spin_mutex, 2,s:  21,075,400 msg/sec
                 tbb::spin_mutex, 2,i:  18,479,849 msg/sec
                 tbb::spin_mutex, 3,s:   8,012,834 msg/sec
                 tbb::spin_mutex, 3,i:  11,164,216 msg/sec
                 tbb::spin_mutex, 4,s:   3,181,167 msg/sec
                 tbb::spin_mutex, 4,i:   6,272,407 msg/sec
                 tbb::spin_mutex, 5,s:   5,476,736 msg/sec
                 tbb::spin_mutex, 5,i:   5,528,008 msg/sec
                 tbb::spin_mutex, 6,s:   5,349,802 msg/sec
                 tbb::spin_mutex, 6,i:   4,332,201 msg/sec
                 tbb::spin_mutex, 7,s:   4,835,703 msg/sec
                 tbb::spin_mutex, 7,i:   4,318,235 msg/sec
                 tbb::spin_mutex, 8,s:   3,876,011 msg/sec
                 tbb::spin_mutex, 8,i:   4,126,572 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,144,963 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,030,480 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,710,427 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,926,390 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,257,053 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,367,376 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,159,097 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,209,859 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,612,127 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,389,776 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,655,975 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,724,674 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,661,643 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,116,375 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,744,124 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,963,710 msg/sec
     xenium::michael_scott_queue, 1,s:   9,349,044 msg/sec
     xenium::michael_scott_queue, 1,i:   9,355,678 msg/sec
     xenium::michael_scott_queue, 2,s:   8,628,941 msg/sec
     xenium::michael_scott_queue, 2,i:   8,495,503 msg/sec
     xenium::michael_scott_queue, 3,s:   7,134,235 msg/sec
     xenium::michael_scott_queue, 3,i:   7,567,026 msg/sec
     xenium::michael_scott_queue, 4,s:   6,245,972 msg/sec
     xenium::michael_scott_queue, 4,i:   6,302,748 msg/sec
     xenium::michael_scott_queue, 5,s:   6,302,614 msg/sec
     xenium::michael_scott_queue, 5,i:   6,595,166 msg/sec
     xenium::michael_scott_queue, 6,s:   6,452,875 msg/sec
     xenium::michael_scott_queue, 6,i:   6,964,622 msg/sec
     xenium::michael_scott_queue, 7,s:   6,360,233 msg/sec
     xenium::michael_scott_queue, 7,i:   6,635,241 msg/sec
     xenium::michael_scott_queue, 8,s:   6,012,910 msg/sec
     xenium::michael_scott_queue, 8,i:   6,106,118 msg/sec
         xenium::ramalhete_queue, 1,s:  31,853,121 msg/sec
         xenium::ramalhete_queue, 1,i:  31,727,106 msg/sec
         xenium::ramalhete_queue, 2,s:  23,558,475 msg/sec
         xenium::ramalhete_queue, 2,i:  23,447,549 msg/sec
         xenium::ramalhete_queue, 3,s:  29,353,095 msg/sec
         xenium::ramalhete_queue, 3,i:  28,553,154 msg/sec
         xenium::ramalhete_queue, 4,s:  33,882,809 msg/sec
         xenium::ramalhete_queue, 4,i:  33,490,850 msg/sec
         xenium::ramalhete_queue, 5,s:  32,095,486 msg/sec
         xenium::ramalhete_queue, 5,i:  36,080,281 msg/sec
         xenium::ramalhete_queue, 6,s:  34,051,976 msg/sec
         xenium::ramalhete_queue, 6,i:  39,585,508 msg/sec
         xenium::ramalhete_queue, 7,s:  35,116,037 msg/sec
         xenium::ramalhete_queue, 7,i:  40,789,630 msg/sec
         xenium::ramalhete_queue, 8,s:  35,445,372 msg/sec
         xenium::ramalhete_queue, 8,i:  44,138,135 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,680,887 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  82,815,107 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,006,961 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,484,249 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,574,040 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,305,808 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,673,820 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,301,911 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,798,716 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,222,950 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,773,051 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,398,112 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,189,154 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,157,326 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,434,170 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,219,727 msg/sec
                     AtomicQueue, 1,s:  56,975,663 msg/sec
                     AtomicQueue, 1,i:  56,768,700 msg/sec
                     AtomicQueue, 2,s:  12,163,798 msg/sec
                     AtomicQueue, 2,i:  11,762,666 msg/sec
                     AtomicQueue, 3,s:  10,792,567 msg/sec
                     AtomicQueue, 3,i:   9,988,339 msg/sec
                     AtomicQueue, 4,s:   8,194,997 msg/sec
                     AtomicQueue, 4,i:   8,196,127 msg/sec
                     AtomicQueue, 5,s:   8,028,598 msg/sec
                     AtomicQueue, 5,i:   7,990,483 msg/sec
                     AtomicQueue, 6,s:   7,838,493 msg/sec
                     AtomicQueue, 6,i:   7,599,958 msg/sec
                     AtomicQueue, 7,s:   7,092,909 msg/sec
                     AtomicQueue, 7,i:   7,975,422 msg/sec
                     AtomicQueue, 8,s:   6,334,899 msg/sec
                     AtomicQueue, 8,i:   7,323,342 msg/sec
                    AtomicQueueB, 1,s:  44,587,182 msg/sec
                    AtomicQueueB, 1,i:  43,013,627 msg/sec
                    AtomicQueueB, 2,s:  11,851,688 msg/sec
                    AtomicQueueB, 2,i:  11,484,307 msg/sec
                    AtomicQueueB, 3,s:  10,960,966 msg/sec
                    AtomicQueueB, 3,i:  10,108,928 msg/sec
                    AtomicQueueB, 4,s:   8,043,278 msg/sec
                    AtomicQueueB, 4,i:   7,984,855 msg/sec
                    AtomicQueueB, 5,s:   7,632,185 msg/sec
                    AtomicQueueB, 5,i:   7,849,604 msg/sec
                    AtomicQueueB, 6,s:   7,312,008 msg/sec
                    AtomicQueueB, 6,i:   7,537,275 msg/sec
                    AtomicQueueB, 7,s:   6,891,544 msg/sec
                    AtomicQueueB, 7,i:   7,701,857 msg/sec
                    AtomicQueueB, 8,s:   6,178,545 msg/sec
                    AtomicQueueB, 8,i:   7,176,636 msg/sec
             OptimistAtomicQueue, 1,s: 770,238,745 msg/sec
             OptimistAtomicQueue, 1,i: 590,727,032 msg/sec
             OptimistAtomicQueue, 2,s:  32,132,651 msg/sec
             OptimistAtomicQueue, 2,i:  32,160,479 msg/sec
             OptimistAtomicQueue, 3,s:  36,646,909 msg/sec
             OptimistAtomicQueue, 3,i:  37,339,475 msg/sec
             OptimistAtomicQueue, 4,s:  39,265,435 msg/sec
             OptimistAtomicQueue, 4,i:  39,407,555 msg/sec
             OptimistAtomicQueue, 5,s:  41,777,594 msg/sec
             OptimistAtomicQueue, 5,i:  48,031,203 msg/sec
             OptimistAtomicQueue, 6,s:  42,235,854 msg/sec
             OptimistAtomicQueue, 6,i:  49,848,333 msg/sec
             OptimistAtomicQueue, 7,s:  45,071,928 msg/sec
             OptimistAtomicQueue, 7,i:  49,103,249 msg/sec
             OptimistAtomicQueue, 8,s:  46,412,441 msg/sec
             OptimistAtomicQueue, 8,i:  48,968,577 msg/sec
            OptimistAtomicQueueB, 1,s:  78,006,422 msg/sec
            OptimistAtomicQueueB, 1,i:  77,217,909 msg/sec
            OptimistAtomicQueueB, 2,s:  32,293,283 msg/sec
            OptimistAtomicQueueB, 2,i:  32,169,885 msg/sec
            OptimistAtomicQueueB, 3,s:  36,211,523 msg/sec
            OptimistAtomicQueueB, 3,i:  36,827,613 msg/sec
            OptimistAtomicQueueB, 4,s:  38,608,315 msg/sec
            OptimistAtomicQueueB, 4,i:  38,504,215 msg/sec
            OptimistAtomicQueueB, 5,s:  40,852,552 msg/sec
            OptimistAtomicQueueB, 5,i:  46,098,818 msg/sec
            OptimistAtomicQueueB, 6,s:  40,593,698 msg/sec
            OptimistAtomicQueueB, 6,i:  49,073,969 msg/sec
            OptimistAtomicQueueB, 7,s:  41,635,488 msg/sec
            OptimistAtomicQueueB, 7,i:  48,202,494 msg/sec
            OptimistAtomicQueueB, 8,s:  44,282,190 msg/sec
            OptimistAtomicQueueB, 8,i:  48,651,675 msg/sec
                    AtomicQueue2, 1,s:  22,908,747 msg/sec
                    AtomicQueue2, 1,i:  22,968,654 msg/sec
                    AtomicQueue2, 2,s:  11,835,737 msg/sec
                    AtomicQueue2, 2,i:  11,349,002 msg/sec
                    AtomicQueue2, 3,s:   9,468,498 msg/sec
                    AtomicQueue2, 3,i:   9,402,304 msg/sec
                    AtomicQueue2, 4,s:   7,996,595 msg/sec
                    AtomicQueue2, 4,i:   8,071,503 msg/sec
                    AtomicQueue2, 5,s:   7,919,232 msg/sec
                    AtomicQueue2, 5,i:   7,996,645 msg/sec
                    AtomicQueue2, 6,s:   7,685,868 msg/sec
                    AtomicQueue2, 6,i:   7,523,441 msg/sec
                    AtomicQueue2, 7,s:   7,110,124 msg/sec
                    AtomicQueue2, 7,i:   7,875,825 msg/sec
                    AtomicQueue2, 8,s:   6,410,222 msg/sec
                    AtomicQueue2, 8,i:   7,243,126 msg/sec
                   AtomicQueueB2, 1,s:  36,160,551 msg/sec
                   AtomicQueueB2, 1,i:  36,147,209 msg/sec
                   AtomicQueueB2, 2,s:  11,442,724 msg/sec
                   AtomicQueueB2, 2,i:  11,093,289 msg/sec
                   AtomicQueueB2, 3,s:   9,647,394 msg/sec
                   AtomicQueueB2, 3,i:   9,601,344 msg/sec
                   AtomicQueueB2, 4,s:   7,910,641 msg/sec
                   AtomicQueueB2, 4,i:   7,879,377 msg/sec
                   AtomicQueueB2, 5,s:   7,507,473 msg/sec
                   AtomicQueueB2, 5,i:   7,751,497 msg/sec
                   AtomicQueueB2, 6,s:   7,270,315 msg/sec
                   AtomicQueueB2, 6,i:   7,453,596 msg/sec
                   AtomicQueueB2, 7,s:   6,883,990 msg/sec
                   AtomicQueueB2, 7,i:   7,697,977 msg/sec
                   AtomicQueueB2, 8,s:   6,296,644 msg/sec
                   AtomicQueueB2, 8,i:   6,952,597 msg/sec
            OptimistAtomicQueue2, 1,s:  37,546,873 msg/sec
            OptimistAtomicQueue2, 1,i:  43,976,879 msg/sec
            OptimistAtomicQueue2, 2,s:  25,295,029 msg/sec
            OptimistAtomicQueue2, 2,i:  24,028,545 msg/sec
            OptimistAtomicQueue2, 3,s:  30,318,578 msg/sec
            OptimistAtomicQueue2, 3,i:  30,297,368 msg/sec
            OptimistAtomicQueue2, 4,s:  33,238,935 msg/sec
            OptimistAtomicQueue2, 4,i:  33,124,000 msg/sec
            OptimistAtomicQueue2, 5,s:  37,344,272 msg/sec
            OptimistAtomicQueue2, 5,i:  40,236,467 msg/sec
            OptimistAtomicQueue2, 6,s:  40,088,622 msg/sec
            OptimistAtomicQueue2, 6,i:  49,075,767 msg/sec
            OptimistAtomicQueue2, 7,s:  43,296,576 msg/sec
            OptimistAtomicQueue2, 7,i:  51,520,703 msg/sec
            OptimistAtomicQueue2, 8,s:  43,898,739 msg/sec
            OptimistAtomicQueue2, 8,i:  48,605,435 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,769,813 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,926,500 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,933,612 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,215,435 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,814,684 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,061,232 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,527,505 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,932,951 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,462,709 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,318,293 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,448,336 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,437,996 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,626,213 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,024,623 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,256,114 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,672,824 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000326 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000126 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000244 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[229] 179m:8s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,844,798 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,604,712 msg/sec
          boost::lockfree::queue, 1,s:   6,902,035 msg/sec
          boost::lockfree::queue, 1,i:   6,866,549 msg/sec
          boost::lockfree::queue, 2,s:   7,656,964 msg/sec
          boost::lockfree::queue, 2,i:   7,729,941 msg/sec
          boost::lockfree::queue, 3,s:   7,403,179 msg/sec
          boost::lockfree::queue, 3,i:   7,562,818 msg/sec
          boost::lockfree::queue, 4,s:   6,418,914 msg/sec
          boost::lockfree::queue, 4,i:   6,802,981 msg/sec
          boost::lockfree::queue, 5,s:   6,426,057 msg/sec
          boost::lockfree::queue, 5,i:   6,483,737 msg/sec
          boost::lockfree::queue, 6,s:   6,015,708 msg/sec
          boost::lockfree::queue, 6,i:   6,094,695 msg/sec
          boost::lockfree::queue, 7,s:   5,938,718 msg/sec
          boost::lockfree::queue, 7,i:   6,104,629 msg/sec
          boost::lockfree::queue, 8,s:   5,493,687 msg/sec
          boost::lockfree::queue, 8,i:   5,668,213 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  73,789,617 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  47,303,479 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,976,070 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,937,233 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,503,657 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,676,744 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,932,204 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,421,590 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,458,739 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,885,522 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  47,841,058 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,505,570 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,856,233 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,242,826 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,185,632 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,187,793 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,295,715 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,477,067 msg/sec
                pthread_spinlock, 1,s:  29,002,625 msg/sec
                pthread_spinlock, 1,i:  25,455,073 msg/sec
                pthread_spinlock, 2,s:  16,326,144 msg/sec
                pthread_spinlock, 2,i:  17,199,978 msg/sec
                pthread_spinlock, 3,s:   8,347,307 msg/sec
                pthread_spinlock, 3,i:  11,917,283 msg/sec
                pthread_spinlock, 4,s:   6,561,623 msg/sec
                pthread_spinlock, 4,i:   9,383,867 msg/sec
                pthread_spinlock, 5,s:   8,583,234 msg/sec
                pthread_spinlock, 5,i:   9,318,995 msg/sec
                pthread_spinlock, 6,s:   8,285,539 msg/sec
                pthread_spinlock, 6,i:   8,887,845 msg/sec
                pthread_spinlock, 7,s:   7,626,322 msg/sec
                pthread_spinlock, 7,i:   7,917,208 msg/sec
                pthread_spinlock, 8,s:   6,908,865 msg/sec
                pthread_spinlock, 8,i:   6,907,014 msg/sec
                      std::mutex, 1,s:   6,864,802 msg/sec
                      std::mutex, 1,i:   7,312,240 msg/sec
                      std::mutex, 2,s:   5,211,973 msg/sec
                      std::mutex, 2,i:   6,013,766 msg/sec
                      std::mutex, 3,s:   6,079,130 msg/sec
                      std::mutex, 3,i:   5,607,012 msg/sec
                      std::mutex, 4,s:   5,183,780 msg/sec
                      std::mutex, 4,i:   5,608,771 msg/sec
                      std::mutex, 5,s:   5,593,086 msg/sec
                      std::mutex, 5,i:   6,078,322 msg/sec
                      std::mutex, 6,s:   5,953,184 msg/sec
                      std::mutex, 6,i:   5,942,820 msg/sec
                      std::mutex, 7,s:   5,853,869 msg/sec
                      std::mutex, 7,i:   5,856,722 msg/sec
                      std::mutex, 8,s:   5,682,043 msg/sec
                      std::mutex, 8,i:   5,659,930 msg/sec
                 tbb::spin_mutex, 1,s:  37,639,804 msg/sec
                 tbb::spin_mutex, 1,i:  32,953,494 msg/sec
                 tbb::spin_mutex, 2,s:  21,106,892 msg/sec
                 tbb::spin_mutex, 2,i:  18,395,724 msg/sec
                 tbb::spin_mutex, 3,s:   7,675,443 msg/sec
                 tbb::spin_mutex, 3,i:  10,268,260 msg/sec
                 tbb::spin_mutex, 4,s:   3,121,430 msg/sec
                 tbb::spin_mutex, 4,i:   6,359,771 msg/sec
                 tbb::spin_mutex, 5,s:   5,228,134 msg/sec
                 tbb::spin_mutex, 5,i:   5,627,361 msg/sec
                 tbb::spin_mutex, 6,s:   5,320,808 msg/sec
                 tbb::spin_mutex, 6,i:   4,323,988 msg/sec
                 tbb::spin_mutex, 7,s:   4,834,387 msg/sec
                 tbb::spin_mutex, 7,i:   4,362,395 msg/sec
                 tbb::spin_mutex, 8,s:   4,227,756 msg/sec
                 tbb::spin_mutex, 8,i:   4,041,023 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,589,063 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,104,564 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,677,276 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,990,049 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,203,822 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,319,700 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,021,320 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,175,713 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,595,282 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,351,842 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,643,780 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,769,753 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,679,708 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,093,961 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,765,269 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,966,470 msg/sec
     xenium::michael_scott_queue, 1,s:   9,348,924 msg/sec
     xenium::michael_scott_queue, 1,i:   9,353,611 msg/sec
     xenium::michael_scott_queue, 2,s:   8,544,680 msg/sec
     xenium::michael_scott_queue, 2,i:   8,534,629 msg/sec
     xenium::michael_scott_queue, 3,s:   7,417,687 msg/sec
     xenium::michael_scott_queue, 3,i:   7,563,771 msg/sec
     xenium::michael_scott_queue, 4,s:   6,284,647 msg/sec
     xenium::michael_scott_queue, 4,i:   6,352,047 msg/sec
     xenium::michael_scott_queue, 5,s:   6,300,886 msg/sec
     xenium::michael_scott_queue, 5,i:   6,713,755 msg/sec
     xenium::michael_scott_queue, 6,s:   6,482,382 msg/sec
     xenium::michael_scott_queue, 6,i:   6,965,996 msg/sec
     xenium::michael_scott_queue, 7,s:   6,226,108 msg/sec
     xenium::michael_scott_queue, 7,i:   6,437,744 msg/sec
     xenium::michael_scott_queue, 8,s:   5,925,758 msg/sec
     xenium::michael_scott_queue, 8,i:   6,136,573 msg/sec
         xenium::ramalhete_queue, 1,s:  31,698,230 msg/sec
         xenium::ramalhete_queue, 1,i:  31,910,969 msg/sec
         xenium::ramalhete_queue, 2,s:  24,470,189 msg/sec
         xenium::ramalhete_queue, 2,i:  23,273,031 msg/sec
         xenium::ramalhete_queue, 3,s:  29,303,852 msg/sec
         xenium::ramalhete_queue, 3,i:  28,441,313 msg/sec
         xenium::ramalhete_queue, 4,s:  33,884,705 msg/sec
         xenium::ramalhete_queue, 4,i:  33,449,192 msg/sec
         xenium::ramalhete_queue, 5,s:  32,205,676 msg/sec
         xenium::ramalhete_queue, 5,i:  36,132,163 msg/sec
         xenium::ramalhete_queue, 6,s:  33,964,387 msg/sec
         xenium::ramalhete_queue, 6,i:  38,871,905 msg/sec
         xenium::ramalhete_queue, 7,s:  34,995,212 msg/sec
         xenium::ramalhete_queue, 7,i:  41,247,336 msg/sec
         xenium::ramalhete_queue, 8,s:  35,588,242 msg/sec
         xenium::ramalhete_queue, 8,i:  43,979,589 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,241,163 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,995,409 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,684,857 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,063,705 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,665,116 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,163,445 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,576,852 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,043,903 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,689,942 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,276,567 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,090,274 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,577,133 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,187,342 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,103,355 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,392,698 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,217,802 msg/sec
                     AtomicQueue, 1,s:  60,771,887 msg/sec
                     AtomicQueue, 1,i:  56,358,680 msg/sec
                     AtomicQueue, 2,s:  12,322,839 msg/sec
                     AtomicQueue, 2,i:  11,757,128 msg/sec
                     AtomicQueue, 3,s:  10,802,327 msg/sec
                     AtomicQueue, 3,i:   9,854,450 msg/sec
                     AtomicQueue, 4,s:   8,242,817 msg/sec
                     AtomicQueue, 4,i:   8,190,092 msg/sec
                     AtomicQueue, 5,s:   8,031,408 msg/sec
                     AtomicQueue, 5,i:   8,094,144 msg/sec
                     AtomicQueue, 6,s:   7,819,642 msg/sec
                     AtomicQueue, 6,i:   7,622,333 msg/sec
                     AtomicQueue, 7,s:   7,135,162 msg/sec
                     AtomicQueue, 7,i:   7,988,782 msg/sec
                     AtomicQueue, 8,s:   6,344,816 msg/sec
                     AtomicQueue, 8,i:   7,467,641 msg/sec
                    AtomicQueueB, 1,s:  43,901,193 msg/sec
                    AtomicQueueB, 1,i:  42,970,502 msg/sec
                    AtomicQueueB, 2,s:  11,759,579 msg/sec
                    AtomicQueueB, 2,i:  11,499,030 msg/sec
                    AtomicQueueB, 3,s:  10,964,399 msg/sec
                    AtomicQueueB, 3,i:  10,192,261 msg/sec
                    AtomicQueueB, 4,s:   8,102,435 msg/sec
                    AtomicQueueB, 4,i:   8,061,304 msg/sec
                    AtomicQueueB, 5,s:   7,434,904 msg/sec
                    AtomicQueueB, 5,i:   7,838,333 msg/sec
                    AtomicQueueB, 6,s:   7,315,604 msg/sec
                    AtomicQueueB, 6,i:   7,564,083 msg/sec
                    AtomicQueueB, 7,s:   6,775,960 msg/sec
                    AtomicQueueB, 7,i:   7,671,162 msg/sec
                    AtomicQueueB, 8,s:   6,225,930 msg/sec
                    AtomicQueueB, 8,i:   7,157,472 msg/sec
             OptimistAtomicQueue, 1,s: 732,935,251 msg/sec
             OptimistAtomicQueue, 1,i: 515,153,033 msg/sec
             OptimistAtomicQueue, 2,s:  32,569,812 msg/sec
             OptimistAtomicQueue, 2,i:  32,594,191 msg/sec
             OptimistAtomicQueue, 3,s:  36,685,031 msg/sec
             OptimistAtomicQueue, 3,i:  37,395,476 msg/sec
             OptimistAtomicQueue, 4,s:  39,273,956 msg/sec
             OptimistAtomicQueue, 4,i:  39,410,725 msg/sec
             OptimistAtomicQueue, 5,s:  42,477,569 msg/sec
             OptimistAtomicQueue, 5,i:  47,382,371 msg/sec
             OptimistAtomicQueue, 6,s:  42,579,750 msg/sec
             OptimistAtomicQueue, 6,i:  50,485,027 msg/sec
             OptimistAtomicQueue, 7,s:  44,286,693 msg/sec
             OptimistAtomicQueue, 7,i:  49,238,843 msg/sec
             OptimistAtomicQueue, 8,s:  46,448,967 msg/sec
             OptimistAtomicQueue, 8,i:  50,364,526 msg/sec
            OptimistAtomicQueueB, 1,s: 299,995,080 msg/sec
            OptimistAtomicQueueB, 1,i:  77,839,214 msg/sec
            OptimistAtomicQueueB, 2,s:  32,188,860 msg/sec
            OptimistAtomicQueueB, 2,i:  32,207,737 msg/sec
            OptimistAtomicQueueB, 3,s:  36,278,740 msg/sec
            OptimistAtomicQueueB, 3,i:  36,911,964 msg/sec
            OptimistAtomicQueueB, 4,s:  38,682,312 msg/sec
            OptimistAtomicQueueB, 4,i:  38,467,297 msg/sec
            OptimistAtomicQueueB, 5,s:  40,952,642 msg/sec
            OptimistAtomicQueueB, 5,i:  47,328,711 msg/sec
            OptimistAtomicQueueB, 6,s:  40,662,631 msg/sec
            OptimistAtomicQueueB, 6,i:  48,998,652 msg/sec
            OptimistAtomicQueueB, 7,s:  42,147,024 msg/sec
            OptimistAtomicQueueB, 7,i:  51,437,330 msg/sec
            OptimistAtomicQueueB, 8,s:  44,456,483 msg/sec
            OptimistAtomicQueueB, 8,i:  47,738,705 msg/sec
                    AtomicQueue2, 1,s:  23,128,924 msg/sec
                    AtomicQueue2, 1,i:  23,333,620 msg/sec
                    AtomicQueue2, 2,s:  11,986,452 msg/sec
                    AtomicQueue2, 2,i:  11,488,603 msg/sec
                    AtomicQueue2, 3,s:   9,319,247 msg/sec
                    AtomicQueue2, 3,i:   9,313,392 msg/sec
                    AtomicQueue2, 4,s:   8,063,063 msg/sec
                    AtomicQueue2, 4,i:   8,013,955 msg/sec
                    AtomicQueue2, 5,s:   7,951,221 msg/sec
                    AtomicQueue2, 5,i:   8,045,386 msg/sec
                    AtomicQueue2, 6,s:   7,741,096 msg/sec
                    AtomicQueue2, 6,i:   7,517,589 msg/sec
                    AtomicQueue2, 7,s:   7,137,241 msg/sec
                    AtomicQueue2, 7,i:   7,880,979 msg/sec
                    AtomicQueue2, 8,s:   6,386,193 msg/sec
                    AtomicQueue2, 8,i:   7,321,624 msg/sec
                   AtomicQueueB2, 1,s:  36,210,843 msg/sec
                   AtomicQueueB2, 1,i:  32,636,088 msg/sec
                   AtomicQueueB2, 2,s:  11,405,247 msg/sec
                   AtomicQueueB2, 2,i:  11,104,981 msg/sec
                   AtomicQueueB2, 3,s:   9,657,330 msg/sec
                   AtomicQueueB2, 3,i:   9,520,114 msg/sec
                   AtomicQueueB2, 4,s:   7,946,355 msg/sec
                   AtomicQueueB2, 4,i:   7,863,741 msg/sec
                   AtomicQueueB2, 5,s:   7,547,548 msg/sec
                   AtomicQueueB2, 5,i:   7,685,388 msg/sec
                   AtomicQueueB2, 6,s:   7,204,872 msg/sec
                   AtomicQueueB2, 6,i:   7,419,661 msg/sec
                   AtomicQueueB2, 7,s:   6,848,382 msg/sec
                   AtomicQueueB2, 7,i:   7,705,943 msg/sec
                   AtomicQueueB2, 8,s:   6,283,593 msg/sec
                   AtomicQueueB2, 8,i:   7,129,713 msg/sec
            OptimistAtomicQueue2, 1,s: 574,303,699 msg/sec
            OptimistAtomicQueue2, 1,i:  32,454,717 msg/sec
            OptimistAtomicQueue2, 2,s:  24,263,465 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,637 msg/sec
            OptimistAtomicQueue2, 3,s:  30,545,078 msg/sec
            OptimistAtomicQueue2, 3,i:  29,962,001 msg/sec
            OptimistAtomicQueue2, 4,s:  33,326,752 msg/sec
            OptimistAtomicQueue2, 4,i:  33,134,234 msg/sec
            OptimistAtomicQueue2, 5,s:  37,159,341 msg/sec
            OptimistAtomicQueue2, 5,i:  40,384,506 msg/sec
            OptimistAtomicQueue2, 6,s:  39,824,301 msg/sec
            OptimistAtomicQueue2, 6,i:  49,072,553 msg/sec
            OptimistAtomicQueue2, 7,s:  42,628,511 msg/sec
            OptimistAtomicQueue2, 7,i:  48,059,519 msg/sec
            OptimistAtomicQueue2, 8,s:  43,886,641 msg/sec
            OptimistAtomicQueue2, 8,i:  48,391,622 msg/sec
           OptimistAtomicQueueB2, 1,s: 173,806,220 msg/sec
           OptimistAtomicQueueB2, 1,i:  41,276,503 msg/sec
           OptimistAtomicQueueB2, 2,s:  23,563,097 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,150,660 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,898,010 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,663,108 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,518,897 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,871,073 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,621,199 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,233,383 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,493,336 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,303,215 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,218,467 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,490,710 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,427,734 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,917,583 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000142 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000271 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000273 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[230] 177m:49s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  74,271,043 msg/sec
     boost::lockfree::spsc_queue, 1,i:  73,900,910 msg/sec
          boost::lockfree::queue, 1,s:   7,967,600 msg/sec
          boost::lockfree::queue, 1,i:   7,906,530 msg/sec
          boost::lockfree::queue, 2,s:   7,651,921 msg/sec
          boost::lockfree::queue, 2,i:   7,551,946 msg/sec
          boost::lockfree::queue, 3,s:   7,513,086 msg/sec
          boost::lockfree::queue, 3,i:   7,540,545 msg/sec
          boost::lockfree::queue, 4,s:   6,416,832 msg/sec
          boost::lockfree::queue, 4,i:   6,744,448 msg/sec
          boost::lockfree::queue, 5,s:   6,410,925 msg/sec
          boost::lockfree::queue, 5,i:   6,502,377 msg/sec
          boost::lockfree::queue, 6,s:   5,992,957 msg/sec
          boost::lockfree::queue, 6,i:   6,116,629 msg/sec
          boost::lockfree::queue, 7,s:   6,041,195 msg/sec
          boost::lockfree::queue, 7,i:   5,919,757 msg/sec
          boost::lockfree::queue, 8,s:   5,582,309 msg/sec
          boost::lockfree::queue, 8,i:   5,553,334 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 409,232,238 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 131,449,240 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,790,953 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,817,065 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,516,651 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,512,543 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,603,457 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,687,215 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,745,305 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,908,865 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,258,078 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,802,736 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,421,063 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,310,959 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,009,145 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,005,764 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,253,910 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,169,025 msg/sec
                pthread_spinlock, 1,s:  29,204,817 msg/sec
                pthread_spinlock, 1,i:  25,344,430 msg/sec
                pthread_spinlock, 2,s:  15,558,620 msg/sec
                pthread_spinlock, 2,i:  17,081,226 msg/sec
                pthread_spinlock, 3,s:   8,332,551 msg/sec
                pthread_spinlock, 3,i:  11,979,730 msg/sec
                pthread_spinlock, 4,s:   6,479,877 msg/sec
                pthread_spinlock, 4,i:   8,968,487 msg/sec
                pthread_spinlock, 5,s:   8,796,901 msg/sec
                pthread_spinlock, 5,i:   9,162,147 msg/sec
                pthread_spinlock, 6,s:   8,543,766 msg/sec
                pthread_spinlock, 6,i:   8,919,672 msg/sec
                pthread_spinlock, 7,s:   7,539,795 msg/sec
                pthread_spinlock, 7,i:   7,845,749 msg/sec
                pthread_spinlock, 8,s:   6,705,334 msg/sec
                pthread_spinlock, 8,i:   7,315,583 msg/sec
                      std::mutex, 1,s:   6,610,550 msg/sec
                      std::mutex, 1,i:   6,579,040 msg/sec
                      std::mutex, 2,s:   5,490,365 msg/sec
                      std::mutex, 2,i:   4,882,227 msg/sec
                      std::mutex, 3,s:   5,642,014 msg/sec
                      std::mutex, 3,i:   6,138,110 msg/sec
                      std::mutex, 4,s:   6,217,506 msg/sec
                      std::mutex, 4,i:   6,178,916 msg/sec
                      std::mutex, 5,s:   6,048,838 msg/sec
                      std::mutex, 5,i:   5,608,545 msg/sec
                      std::mutex, 6,s:   5,953,209 msg/sec
                      std::mutex, 6,i:   5,945,893 msg/sec
                      std::mutex, 7,s:   5,784,610 msg/sec
                      std::mutex, 7,i:   5,796,522 msg/sec
                      std::mutex, 8,s:   5,664,519 msg/sec
                      std::mutex, 8,i:   5,687,291 msg/sec
                 tbb::spin_mutex, 1,s:  37,769,223 msg/sec
                 tbb::spin_mutex, 1,i:  32,864,908 msg/sec
                 tbb::spin_mutex, 2,s:  21,203,421 msg/sec
                 tbb::spin_mutex, 2,i:  18,424,416 msg/sec
                 tbb::spin_mutex, 3,s:   8,463,075 msg/sec
                 tbb::spin_mutex, 3,i:  10,118,192 msg/sec
                 tbb::spin_mutex, 4,s:   3,194,596 msg/sec
                 tbb::spin_mutex, 4,i:   6,354,632 msg/sec
                 tbb::spin_mutex, 5,s:   5,198,401 msg/sec
                 tbb::spin_mutex, 5,i:   5,739,950 msg/sec
                 tbb::spin_mutex, 6,s:   5,351,102 msg/sec
                 tbb::spin_mutex, 6,i:   4,375,958 msg/sec
                 tbb::spin_mutex, 7,s:   4,898,577 msg/sec
                 tbb::spin_mutex, 7,i:   4,343,720 msg/sec
                 tbb::spin_mutex, 8,s:   4,257,591 msg/sec
                 tbb::spin_mutex, 8,i:   4,040,292 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,981,156 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,446,899 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,800,210 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,262,534 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,376,032 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,386,517 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,078,917 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,167,164 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,539,443 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,362,332 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,618,987 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,731,662 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,640,054 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,065,383 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,721,346 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,915,669 msg/sec
     xenium::michael_scott_queue, 1,s:   9,220,970 msg/sec
     xenium::michael_scott_queue, 1,i:   9,023,541 msg/sec
     xenium::michael_scott_queue, 2,s:   8,363,390 msg/sec
     xenium::michael_scott_queue, 2,i:   8,684,650 msg/sec
     xenium::michael_scott_queue, 3,s:   7,304,818 msg/sec
     xenium::michael_scott_queue, 3,i:   7,570,655 msg/sec
     xenium::michael_scott_queue, 4,s:   6,277,397 msg/sec
     xenium::michael_scott_queue, 4,i:   6,374,155 msg/sec
     xenium::michael_scott_queue, 5,s:   6,326,043 msg/sec
     xenium::michael_scott_queue, 5,i:   6,687,504 msg/sec
     xenium::michael_scott_queue, 6,s:   6,519,950 msg/sec
     xenium::michael_scott_queue, 6,i:   6,810,184 msg/sec
     xenium::michael_scott_queue, 7,s:   6,357,634 msg/sec
     xenium::michael_scott_queue, 7,i:   6,533,908 msg/sec
     xenium::michael_scott_queue, 8,s:   6,016,599 msg/sec
     xenium::michael_scott_queue, 8,i:   6,226,707 msg/sec
         xenium::ramalhete_queue, 1,s:  32,017,627 msg/sec
         xenium::ramalhete_queue, 1,i:  32,197,626 msg/sec
         xenium::ramalhete_queue, 2,s:  23,607,860 msg/sec
         xenium::ramalhete_queue, 2,i:  23,402,535 msg/sec
         xenium::ramalhete_queue, 3,s:  29,153,166 msg/sec
         xenium::ramalhete_queue, 3,i:  28,707,024 msg/sec
         xenium::ramalhete_queue, 4,s:  33,763,781 msg/sec
         xenium::ramalhete_queue, 4,i:  33,510,995 msg/sec
         xenium::ramalhete_queue, 5,s:  31,965,088 msg/sec
         xenium::ramalhete_queue, 5,i:  36,253,281 msg/sec
         xenium::ramalhete_queue, 6,s:  34,022,779 msg/sec
         xenium::ramalhete_queue, 6,i:  38,960,285 msg/sec
         xenium::ramalhete_queue, 7,s:  35,239,659 msg/sec
         xenium::ramalhete_queue, 7,i:  41,261,544 msg/sec
         xenium::ramalhete_queue, 8,s:  35,494,450 msg/sec
         xenium::ramalhete_queue, 8,i:  44,128,261 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,444,792 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 117,239,001 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,214,650 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,565,563 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,669,406 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,326,525 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,536,579 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,483,578 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,985,249 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,232,766 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,006,347 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,220,588 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,247,748 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,385,450 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,381,356 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,321,902 msg/sec
                     AtomicQueue, 1,s:  59,595,915 msg/sec
                     AtomicQueue, 1,i:  56,730,340 msg/sec
                     AtomicQueue, 2,s:  12,289,623 msg/sec
                     AtomicQueue, 2,i:  11,741,415 msg/sec
                     AtomicQueue, 3,s:  10,744,718 msg/sec
                     AtomicQueue, 3,i:   9,872,181 msg/sec
                     AtomicQueue, 4,s:   8,144,178 msg/sec
                     AtomicQueue, 4,i:   8,171,947 msg/sec
                     AtomicQueue, 5,s:   8,028,228 msg/sec
                     AtomicQueue, 5,i:   8,126,358 msg/sec
                     AtomicQueue, 6,s:   7,777,464 msg/sec
                     AtomicQueue, 6,i:   7,624,505 msg/sec
                     AtomicQueue, 7,s:   7,140,161 msg/sec
                     AtomicQueue, 7,i:   7,978,773 msg/sec
                     AtomicQueue, 8,s:   6,324,395 msg/sec
                     AtomicQueue, 8,i:   7,455,947 msg/sec
                    AtomicQueueB, 1,s:  43,855,735 msg/sec
                    AtomicQueueB, 1,i:  43,139,938 msg/sec
                    AtomicQueueB, 2,s:  11,792,859 msg/sec
                    AtomicQueueB, 2,i:  11,492,253 msg/sec
                    AtomicQueueB, 3,s:  10,905,950 msg/sec
                    AtomicQueueB, 3,i:  10,102,715 msg/sec
                    AtomicQueueB, 4,s:   8,054,461 msg/sec
                    AtomicQueueB, 4,i:   8,037,197 msg/sec
                    AtomicQueueB, 5,s:   7,614,895 msg/sec
                    AtomicQueueB, 5,i:   7,809,585 msg/sec
                    AtomicQueueB, 6,s:   7,172,598 msg/sec
                    AtomicQueueB, 6,i:   7,534,479 msg/sec
                    AtomicQueueB, 7,s:   6,877,555 msg/sec
                    AtomicQueueB, 7,i:   7,735,510 msg/sec
                    AtomicQueueB, 8,s:   6,203,066 msg/sec
                    AtomicQueueB, 8,i:   7,153,015 msg/sec
             OptimistAtomicQueue, 1,s: 793,798,843 msg/sec
             OptimistAtomicQueue, 1,i: 639,990,169 msg/sec
             OptimistAtomicQueue, 2,s:  32,128,080 msg/sec
             OptimistAtomicQueue, 2,i:  32,310,808 msg/sec
             OptimistAtomicQueue, 3,s:  36,680,939 msg/sec
             OptimistAtomicQueue, 3,i:  37,420,415 msg/sec
             OptimistAtomicQueue, 4,s:  39,261,252 msg/sec
             OptimistAtomicQueue, 4,i:  39,408,860 msg/sec
             OptimistAtomicQueue, 5,s:  42,631,649 msg/sec
             OptimistAtomicQueue, 5,i:  47,410,836 msg/sec
             OptimistAtomicQueue, 6,s:  42,572,902 msg/sec
             OptimistAtomicQueue, 6,i:  49,822,767 msg/sec
             OptimistAtomicQueue, 7,s:  45,144,734 msg/sec
             OptimistAtomicQueue, 7,i:  49,325,212 msg/sec
             OptimistAtomicQueue, 8,s:  46,511,333 msg/sec
             OptimistAtomicQueue, 8,i:  48,883,137 msg/sec
            OptimistAtomicQueueB, 1,s: 135,752,621 msg/sec
            OptimistAtomicQueueB, 1,i:  76,432,351 msg/sec
            OptimistAtomicQueueB, 2,s:  32,136,191 msg/sec
            OptimistAtomicQueueB, 2,i:  32,144,190 msg/sec
            OptimistAtomicQueueB, 3,s:  36,287,410 msg/sec
            OptimistAtomicQueueB, 3,i:  36,876,278 msg/sec
            OptimistAtomicQueueB, 4,s:  38,677,606 msg/sec
            OptimistAtomicQueueB, 4,i:  38,515,819 msg/sec
            OptimistAtomicQueueB, 5,s:  41,158,766 msg/sec
            OptimistAtomicQueueB, 5,i:  45,372,847 msg/sec
            OptimistAtomicQueueB, 6,s:  41,265,512 msg/sec
            OptimistAtomicQueueB, 6,i:  48,631,330 msg/sec
            OptimistAtomicQueueB, 7,s:  42,021,378 msg/sec
            OptimistAtomicQueueB, 7,i:  47,693,176 msg/sec
            OptimistAtomicQueueB, 8,s:  43,907,930 msg/sec
            OptimistAtomicQueueB, 8,i:  47,916,308 msg/sec
                    AtomicQueue2, 1,s:  22,896,989 msg/sec
                    AtomicQueue2, 1,i:  22,930,021 msg/sec
                    AtomicQueue2, 2,s:  11,804,411 msg/sec
                    AtomicQueue2, 2,i:  11,442,957 msg/sec
                    AtomicQueue2, 3,s:   9,513,512 msg/sec
                    AtomicQueue2, 3,i:   9,541,949 msg/sec
                    AtomicQueue2, 4,s:   8,093,703 msg/sec
                    AtomicQueue2, 4,i:   8,066,014 msg/sec
                    AtomicQueue2, 5,s:   7,933,739 msg/sec
                    AtomicQueue2, 5,i:   8,013,876 msg/sec
                    AtomicQueue2, 6,s:   7,643,105 msg/sec
                    AtomicQueue2, 6,i:   7,513,244 msg/sec
                    AtomicQueue2, 7,s:   7,086,457 msg/sec
                    AtomicQueue2, 7,i:   7,932,294 msg/sec
                    AtomicQueue2, 8,s:   6,406,236 msg/sec
                    AtomicQueue2, 8,i:   7,206,490 msg/sec
                   AtomicQueueB2, 1,s:  32,707,525 msg/sec
                   AtomicQueueB2, 1,i:  32,605,110 msg/sec
                   AtomicQueueB2, 2,s:  11,388,784 msg/sec
                   AtomicQueueB2, 2,i:  11,104,245 msg/sec
                   AtomicQueueB2, 3,s:   9,769,379 msg/sec
                   AtomicQueueB2, 3,i:   9,561,284 msg/sec
                   AtomicQueueB2, 4,s:   7,934,051 msg/sec
                   AtomicQueueB2, 4,i:   7,840,377 msg/sec
                   AtomicQueueB2, 5,s:   7,498,918 msg/sec
                   AtomicQueueB2, 5,i:   7,724,274 msg/sec
                   AtomicQueueB2, 6,s:   7,171,074 msg/sec
                   AtomicQueueB2, 6,i:   7,433,397 msg/sec
                   AtomicQueueB2, 7,s:   6,937,746 msg/sec
                   AtomicQueueB2, 7,i:   7,711,227 msg/sec
                   AtomicQueueB2, 8,s:   6,246,584 msg/sec
                   AtomicQueueB2, 8,i:   7,085,538 msg/sec
            OptimistAtomicQueue2, 1,s: 470,627,657 msg/sec
            OptimistAtomicQueue2, 1,i:  42,907,669 msg/sec
            OptimistAtomicQueue2, 2,s:  25,247,742 msg/sec
            OptimistAtomicQueue2, 2,i:  25,002,805 msg/sec
            OptimistAtomicQueue2, 3,s:  30,339,720 msg/sec
            OptimistAtomicQueue2, 3,i:  30,098,856 msg/sec
            OptimistAtomicQueue2, 4,s:  33,277,562 msg/sec
            OptimistAtomicQueue2, 4,i:  33,332,904 msg/sec
            OptimistAtomicQueue2, 5,s:  37,015,360 msg/sec
            OptimistAtomicQueue2, 5,i:  40,851,590 msg/sec
            OptimistAtomicQueue2, 6,s:  40,376,210 msg/sec
            OptimistAtomicQueue2, 6,i:  49,278,421 msg/sec
            OptimistAtomicQueue2, 7,s:  42,737,068 msg/sec
            OptimistAtomicQueue2, 7,i:  51,295,403 msg/sec
            OptimistAtomicQueue2, 8,s:  44,328,663 msg/sec
            OptimistAtomicQueue2, 8,i:  48,738,672 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,832,489 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,922,908 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,480,771 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,127,439 msg/sec
           OptimistAtomicQueueB2, 3,s:  33,130,471 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,118,842 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,628,055 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,065,972 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,588,539 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,261,184 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,385,780 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,483,896 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,090,728 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,616,188 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,475,425 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,339,770 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000114 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000223 sec/round-trip
                pthread_spinlock: 0.000000237 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000271 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000190 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[231] 176m:30s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,601,397 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,018,742 msg/sec
          boost::lockfree::queue, 1,s:   6,917,446 msg/sec
          boost::lockfree::queue, 1,i:   6,923,793 msg/sec
          boost::lockfree::queue, 2,s:   7,672,398 msg/sec
          boost::lockfree::queue, 2,i:   7,516,366 msg/sec
          boost::lockfree::queue, 3,s:   7,420,461 msg/sec
          boost::lockfree::queue, 3,i:   7,550,015 msg/sec
          boost::lockfree::queue, 4,s:   6,399,681 msg/sec
          boost::lockfree::queue, 4,i:   6,757,383 msg/sec
          boost::lockfree::queue, 5,s:   6,426,092 msg/sec
          boost::lockfree::queue, 5,i:   6,426,692 msg/sec
          boost::lockfree::queue, 6,s:   5,973,383 msg/sec
          boost::lockfree::queue, 6,i:   6,085,442 msg/sec
          boost::lockfree::queue, 7,s:   5,926,360 msg/sec
          boost::lockfree::queue, 7,i:   5,975,650 msg/sec
          boost::lockfree::queue, 8,s:   5,399,640 msg/sec
          boost::lockfree::queue, 8,i:   5,574,461 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 496,405,650 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 498,067,126 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,721,589 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,215,413 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,277,184 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,633,339 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,932,306 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,291,747 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,369,560 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,744,181 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,108,223 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,935,565 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,372,490 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,318,470 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,015,452 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,487,213 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,296,162 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,062,532 msg/sec
                pthread_spinlock, 1,s:  28,989,813 msg/sec
                pthread_spinlock, 1,i:  25,440,271 msg/sec
                pthread_spinlock, 2,s:  15,486,772 msg/sec
                pthread_spinlock, 2,i:  16,877,720 msg/sec
                pthread_spinlock, 3,s:   8,263,253 msg/sec
                pthread_spinlock, 3,i:  11,997,748 msg/sec
                pthread_spinlock, 4,s:   6,524,791 msg/sec
                pthread_spinlock, 4,i:   9,282,098 msg/sec
                pthread_spinlock, 5,s:   8,654,308 msg/sec
                pthread_spinlock, 5,i:   9,330,292 msg/sec
                pthread_spinlock, 6,s:   8,274,544 msg/sec
                pthread_spinlock, 6,i:   9,036,607 msg/sec
                pthread_spinlock, 7,s:   7,563,512 msg/sec
                pthread_spinlock, 7,i:   8,104,311 msg/sec
                pthread_spinlock, 8,s:   6,853,752 msg/sec
                pthread_spinlock, 8,i:   6,994,984 msg/sec
                      std::mutex, 1,s:   6,861,595 msg/sec
                      std::mutex, 1,i:   7,058,726 msg/sec
                      std::mutex, 2,s:   5,758,794 msg/sec
                      std::mutex, 2,i:   5,762,192 msg/sec
                      std::mutex, 3,s:   5,431,681 msg/sec
                      std::mutex, 3,i:   5,145,461 msg/sec
                      std::mutex, 4,s:   6,205,304 msg/sec
                      std::mutex, 4,i:   6,222,283 msg/sec
                      std::mutex, 5,s:   5,926,489 msg/sec
                      std::mutex, 5,i:   6,056,347 msg/sec
                      std::mutex, 6,s:   5,866,171 msg/sec
                      std::mutex, 6,i:   5,866,309 msg/sec
                      std::mutex, 7,s:   5,764,974 msg/sec
                      std::mutex, 7,i:   5,751,977 msg/sec
                      std::mutex, 8,s:   5,685,613 msg/sec
                      std::mutex, 8,i:   5,677,315 msg/sec
                 tbb::spin_mutex, 1,s:  37,955,360 msg/sec
                 tbb::spin_mutex, 1,i:  33,092,590 msg/sec
                 tbb::spin_mutex, 2,s:  18,042,962 msg/sec
                 tbb::spin_mutex, 2,i:  18,361,775 msg/sec
                 tbb::spin_mutex, 3,s:   8,001,165 msg/sec
                 tbb::spin_mutex, 3,i:  10,060,008 msg/sec
                 tbb::spin_mutex, 4,s:   3,146,277 msg/sec
                 tbb::spin_mutex, 4,i:   6,273,446 msg/sec
                 tbb::spin_mutex, 5,s:   5,443,018 msg/sec
                 tbb::spin_mutex, 5,i:   5,697,621 msg/sec
                 tbb::spin_mutex, 6,s:   5,242,035 msg/sec
                 tbb::spin_mutex, 6,i:   4,316,673 msg/sec
                 tbb::spin_mutex, 7,s:   4,449,969 msg/sec
                 tbb::spin_mutex, 7,i:   4,336,797 msg/sec
                 tbb::spin_mutex, 8,s:   3,893,615 msg/sec
                 tbb::spin_mutex, 8,i:   4,066,726 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,510,785 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,444,107 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,281,161 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,771,478 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,531,988 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,962,377 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,096,682 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,384,821 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,653,915 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,698,143 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,891,977 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,923,478 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,762,417 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,142,800 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,618,149 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,309,604 msg/sec
     xenium::michael_scott_queue, 1,s:   9,298,783 msg/sec
     xenium::michael_scott_queue, 1,i:   9,165,384 msg/sec
     xenium::michael_scott_queue, 2,s:   8,411,112 msg/sec
     xenium::michael_scott_queue, 2,i:   8,402,813 msg/sec
     xenium::michael_scott_queue, 3,s:   7,118,148 msg/sec
     xenium::michael_scott_queue, 3,i:   7,670,760 msg/sec
     xenium::michael_scott_queue, 4,s:   6,361,751 msg/sec
     xenium::michael_scott_queue, 4,i:   6,315,954 msg/sec
     xenium::michael_scott_queue, 5,s:   6,300,254 msg/sec
     xenium::michael_scott_queue, 5,i:   6,608,682 msg/sec
     xenium::michael_scott_queue, 6,s:   6,510,054 msg/sec
     xenium::michael_scott_queue, 6,i:   6,725,213 msg/sec
     xenium::michael_scott_queue, 7,s:   6,322,875 msg/sec
     xenium::michael_scott_queue, 7,i:   6,528,311 msg/sec
     xenium::michael_scott_queue, 8,s:   6,021,812 msg/sec
     xenium::michael_scott_queue, 8,i:   6,098,480 msg/sec
         xenium::ramalhete_queue, 1,s:  32,499,846 msg/sec
         xenium::ramalhete_queue, 1,i:  32,789,880 msg/sec
         xenium::ramalhete_queue, 2,s:  24,005,115 msg/sec
         xenium::ramalhete_queue, 2,i:  23,333,171 msg/sec
         xenium::ramalhete_queue, 3,s:  29,109,093 msg/sec
         xenium::ramalhete_queue, 3,i:  28,451,018 msg/sec
         xenium::ramalhete_queue, 4,s:  33,707,710 msg/sec
         xenium::ramalhete_queue, 4,i:  33,410,934 msg/sec
         xenium::ramalhete_queue, 5,s:  32,070,051 msg/sec
         xenium::ramalhete_queue, 5,i:  36,105,059 msg/sec
         xenium::ramalhete_queue, 6,s:  33,984,454 msg/sec
         xenium::ramalhete_queue, 6,i:  40,269,807 msg/sec
         xenium::ramalhete_queue, 7,s:  35,026,437 msg/sec
         xenium::ramalhete_queue, 7,i:  42,209,471 msg/sec
         xenium::ramalhete_queue, 8,s:  35,475,987 msg/sec
         xenium::ramalhete_queue, 8,i:  44,134,122 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 108,627,078 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,010,724 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,550,240 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,855,339 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,744,901 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,770,198 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,702,624 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,038,308 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,511,050 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,321,298 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,995,418 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,598,401 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,264,682 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,990,935 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,412,755 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,319,758 msg/sec
                     AtomicQueue, 1,s:  58,802,480 msg/sec
                     AtomicQueue, 1,i:  56,566,375 msg/sec
                     AtomicQueue, 2,s:  12,228,718 msg/sec
                     AtomicQueue, 2,i:  11,745,783 msg/sec
                     AtomicQueue, 3,s:  10,779,247 msg/sec
                     AtomicQueue, 3,i:   9,943,075 msg/sec
                     AtomicQueue, 4,s:   8,171,575 msg/sec
                     AtomicQueue, 4,i:   8,183,124 msg/sec
                     AtomicQueue, 5,s:   8,043,322 msg/sec
                     AtomicQueue, 5,i:   8,128,790 msg/sec
                     AtomicQueue, 6,s:   7,795,946 msg/sec
                     AtomicQueue, 6,i:   7,615,343 msg/sec
                     AtomicQueue, 7,s:   7,177,449 msg/sec
                     AtomicQueue, 7,i:   7,992,418 msg/sec
                     AtomicQueue, 8,s:   6,316,333 msg/sec
                     AtomicQueue, 8,i:   7,460,136 msg/sec
                    AtomicQueueB, 1,s: 100,963,188 msg/sec
                    AtomicQueueB, 1,i:  43,914,418 msg/sec
                    AtomicQueueB, 2,s:  11,825,381 msg/sec
                    AtomicQueueB, 2,i:  11,454,104 msg/sec
                    AtomicQueueB, 3,s:  10,913,959 msg/sec
                    AtomicQueueB, 3,i:  10,019,129 msg/sec
                    AtomicQueueB, 4,s:   8,111,492 msg/sec
                    AtomicQueueB, 4,i:   7,995,288 msg/sec
                    AtomicQueueB, 5,s:   7,634,477 msg/sec
                    AtomicQueueB, 5,i:   7,795,011 msg/sec
                    AtomicQueueB, 6,s:   7,387,164 msg/sec
                    AtomicQueueB, 6,i:   7,513,674 msg/sec
                    AtomicQueueB, 7,s:   6,855,004 msg/sec
                    AtomicQueueB, 7,i:   7,720,415 msg/sec
                    AtomicQueueB, 8,s:   6,196,123 msg/sec
                    AtomicQueueB, 8,i:   7,046,158 msg/sec
             OptimistAtomicQueue, 1,s: 783,051,630 msg/sec
             OptimistAtomicQueue, 1,i: 597,651,468 msg/sec
             OptimistAtomicQueue, 2,s:  32,209,500 msg/sec
             OptimistAtomicQueue, 2,i:  32,188,969 msg/sec
             OptimistAtomicQueue, 3,s:  36,654,545 msg/sec
             OptimistAtomicQueue, 3,i:  37,288,542 msg/sec
             OptimistAtomicQueue, 4,s:  39,262,719 msg/sec
             OptimistAtomicQueue, 4,i:  39,362,634 msg/sec
             OptimistAtomicQueue, 5,s:  42,395,348 msg/sec
             OptimistAtomicQueue, 5,i:  46,270,955 msg/sec
             OptimistAtomicQueue, 6,s:  42,564,998 msg/sec
             OptimistAtomicQueue, 6,i:  50,429,294 msg/sec
             OptimistAtomicQueue, 7,s:  44,402,630 msg/sec
             OptimistAtomicQueue, 7,i:  53,024,666 msg/sec
             OptimistAtomicQueue, 8,s:  46,229,462 msg/sec
             OptimistAtomicQueue, 8,i:  48,929,977 msg/sec
            OptimistAtomicQueueB, 1,s: 168,263,593 msg/sec
            OptimistAtomicQueueB, 1,i:  77,451,461 msg/sec
            OptimistAtomicQueueB, 2,s:  32,150,960 msg/sec
            OptimistAtomicQueueB, 2,i:  31,750,758 msg/sec
            OptimistAtomicQueueB, 3,s:  36,268,114 msg/sec
            OptimistAtomicQueueB, 3,i:  36,934,902 msg/sec
            OptimistAtomicQueueB, 4,s:  38,682,142 msg/sec
            OptimistAtomicQueueB, 4,i:  38,625,220 msg/sec
            OptimistAtomicQueueB, 5,s:  40,421,721 msg/sec
            OptimistAtomicQueueB, 5,i:  46,335,788 msg/sec
            OptimistAtomicQueueB, 6,s:  41,106,266 msg/sec
            OptimistAtomicQueueB, 6,i:  49,068,252 msg/sec
            OptimistAtomicQueueB, 7,s:  41,726,131 msg/sec
            OptimistAtomicQueueB, 7,i:  47,937,788 msg/sec
            OptimistAtomicQueueB, 8,s:  44,478,191 msg/sec
            OptimistAtomicQueueB, 8,i:  47,895,171 msg/sec
                    AtomicQueue2, 1,s:  22,912,434 msg/sec
                    AtomicQueue2, 1,i:  22,897,490 msg/sec
                    AtomicQueue2, 2,s:  11,725,869 msg/sec
                    AtomicQueue2, 2,i:  11,430,328 msg/sec
                    AtomicQueue2, 3,s:   9,423,663 msg/sec
                    AtomicQueue2, 3,i:   9,403,706 msg/sec
                    AtomicQueue2, 4,s:   8,088,693 msg/sec
                    AtomicQueue2, 4,i:   8,081,088 msg/sec
                    AtomicQueue2, 5,s:   7,887,895 msg/sec
                    AtomicQueue2, 5,i:   8,051,745 msg/sec
                    AtomicQueue2, 6,s:   7,774,958 msg/sec
                    AtomicQueue2, 6,i:   7,521,910 msg/sec
                    AtomicQueue2, 7,s:   7,081,759 msg/sec
                    AtomicQueue2, 7,i:   7,892,444 msg/sec
                    AtomicQueue2, 8,s:   6,351,247 msg/sec
                    AtomicQueue2, 8,i:   7,384,562 msg/sec
                   AtomicQueueB2, 1,s:  36,115,707 msg/sec
                   AtomicQueueB2, 1,i:  32,622,536 msg/sec
                   AtomicQueueB2, 2,s:  11,437,037 msg/sec
                   AtomicQueueB2, 2,i:  11,119,735 msg/sec
                   AtomicQueueB2, 3,s:   9,605,463 msg/sec
                   AtomicQueueB2, 3,i:   9,530,980 msg/sec
                   AtomicQueueB2, 4,s:   7,912,249 msg/sec
                   AtomicQueueB2, 4,i:   7,850,856 msg/sec
                   AtomicQueueB2, 5,s:   7,437,321 msg/sec
                   AtomicQueueB2, 5,i:   7,704,039 msg/sec
                   AtomicQueueB2, 6,s:   7,173,061 msg/sec
                   AtomicQueueB2, 6,i:   7,418,256 msg/sec
                   AtomicQueueB2, 7,s:   6,885,269 msg/sec
                   AtomicQueueB2, 7,i:   7,715,348 msg/sec
                   AtomicQueueB2, 8,s:   6,269,596 msg/sec
                   AtomicQueueB2, 8,i:   7,096,965 msg/sec
            OptimistAtomicQueue2, 1,s: 474,242,018 msg/sec
            OptimistAtomicQueue2, 1,i:  33,598,724 msg/sec
            OptimistAtomicQueue2, 2,s:  24,263,845 msg/sec
            OptimistAtomicQueue2, 2,i:  24,392,682 msg/sec
            OptimistAtomicQueue2, 3,s:  30,313,981 msg/sec
            OptimistAtomicQueue2, 3,i:  29,970,658 msg/sec
            OptimistAtomicQueue2, 4,s:  33,167,392 msg/sec
            OptimistAtomicQueue2, 4,i:  33,091,819 msg/sec
            OptimistAtomicQueue2, 5,s:  37,434,791 msg/sec
            OptimistAtomicQueue2, 5,i:  41,005,670 msg/sec
            OptimistAtomicQueue2, 6,s:  40,218,014 msg/sec
            OptimistAtomicQueue2, 6,i:  49,235,192 msg/sec
            OptimistAtomicQueue2, 7,s:  43,144,097 msg/sec
            OptimistAtomicQueue2, 7,i:  48,065,417 msg/sec
            OptimistAtomicQueue2, 8,s:  43,904,459 msg/sec
            OptimistAtomicQueue2, 8,i:  48,414,776 msg/sec
           OptimistAtomicQueueB2, 1,s:  90,740,754 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,768,338 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,622,124 msg/sec
           OptimistAtomicQueueB2, 2,i:  21,826,376 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,328,780 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,835,307 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,246,185 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,107,956 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,530,146 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,275,318 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,469,236 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,294,012 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,765,304 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,574,475 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,022,269 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,852,961 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000241 sec/round-trip
                pthread_spinlock: 0.000000249 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000269 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[232] 175m:10s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,168,105 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,855,930 msg/sec
          boost::lockfree::queue, 1,s:   6,925,978 msg/sec
          boost::lockfree::queue, 1,i:   6,903,620 msg/sec
          boost::lockfree::queue, 2,s:   7,661,775 msg/sec
          boost::lockfree::queue, 2,i:   7,622,035 msg/sec
          boost::lockfree::queue, 3,s:   7,378,129 msg/sec
          boost::lockfree::queue, 3,i:   7,572,996 msg/sec
          boost::lockfree::queue, 4,s:   6,415,277 msg/sec
          boost::lockfree::queue, 4,i:   6,745,882 msg/sec
          boost::lockfree::queue, 5,s:   6,454,958 msg/sec
          boost::lockfree::queue, 5,i:   6,483,451 msg/sec
          boost::lockfree::queue, 6,s:   5,966,788 msg/sec
          boost::lockfree::queue, 6,i:   6,123,954 msg/sec
          boost::lockfree::queue, 7,s:   6,014,405 msg/sec
          boost::lockfree::queue, 7,i:   6,006,719 msg/sec
          boost::lockfree::queue, 8,s:   5,439,554 msg/sec
          boost::lockfree::queue, 8,i:   5,576,238 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 390,467,897 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 450,459,835 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,885,323 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,666,942 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,200,580 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,566,752 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,354,510 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  40,003,424 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,977,278 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,195,545 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,634,582 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,156,380 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,422,967 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,034,319 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  47,797,203 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,401,908 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,323,891 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,979,985 msg/sec
                pthread_spinlock, 1,s:  29,026,095 msg/sec
                pthread_spinlock, 1,i:  25,392,113 msg/sec
                pthread_spinlock, 2,s:  15,903,667 msg/sec
                pthread_spinlock, 2,i:  16,995,881 msg/sec
                pthread_spinlock, 3,s:   8,389,690 msg/sec
                pthread_spinlock, 3,i:  11,962,207 msg/sec
                pthread_spinlock, 4,s:   6,473,658 msg/sec
                pthread_spinlock, 4,i:   8,941,390 msg/sec
                pthread_spinlock, 5,s:   8,591,054 msg/sec
                pthread_spinlock, 5,i:   9,084,249 msg/sec
                pthread_spinlock, 6,s:   8,261,247 msg/sec
                pthread_spinlock, 6,i:   8,370,047 msg/sec
                pthread_spinlock, 7,s:   7,551,931 msg/sec
                pthread_spinlock, 7,i:   7,615,112 msg/sec
                pthread_spinlock, 8,s:   6,873,375 msg/sec
                pthread_spinlock, 8,i:   7,239,089 msg/sec
                      std::mutex, 1,s:   7,350,838 msg/sec
                      std::mutex, 1,i:   6,900,736 msg/sec
                      std::mutex, 2,s:   5,348,618 msg/sec
                      std::mutex, 2,i:   5,004,816 msg/sec
                      std::mutex, 3,s:   4,731,277 msg/sec
                      std::mutex, 3,i:   4,646,606 msg/sec
                      std::mutex, 4,s:   5,679,810 msg/sec
                      std::mutex, 4,i:   6,187,002 msg/sec
                      std::mutex, 5,s:   5,990,457 msg/sec
                      std::mutex, 5,i:   5,926,645 msg/sec
                      std::mutex, 6,s:   5,877,792 msg/sec
                      std::mutex, 6,i:   5,850,360 msg/sec
                      std::mutex, 7,s:   5,750,884 msg/sec
                      std::mutex, 7,i:   5,736,794 msg/sec
                      std::mutex, 8,s:   5,695,695 msg/sec
                      std::mutex, 8,i:   5,675,419 msg/sec
                 tbb::spin_mutex, 1,s:  37,910,081 msg/sec
                 tbb::spin_mutex, 1,i:  33,020,021 msg/sec
                 tbb::spin_mutex, 2,s:  21,183,619 msg/sec
                 tbb::spin_mutex, 2,i:  18,569,235 msg/sec
                 tbb::spin_mutex, 3,s:   8,285,885 msg/sec
                 tbb::spin_mutex, 3,i:  10,249,344 msg/sec
                 tbb::spin_mutex, 4,s:   3,190,901 msg/sec
                 tbb::spin_mutex, 4,i:   6,380,414 msg/sec
                 tbb::spin_mutex, 5,s:   5,525,988 msg/sec
                 tbb::spin_mutex, 5,i:   5,544,485 msg/sec
                 tbb::spin_mutex, 6,s:   5,370,169 msg/sec
                 tbb::spin_mutex, 6,i:   4,368,753 msg/sec
                 tbb::spin_mutex, 7,s:   4,865,230 msg/sec
                 tbb::spin_mutex, 7,i:   4,342,398 msg/sec
                 tbb::spin_mutex, 8,s:   3,845,835 msg/sec
                 tbb::spin_mutex, 8,i:   4,147,496 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,529,290 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,312,505 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,680,416 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,461,357 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,339,561 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,974,556 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,446,356 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,234,920 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,639,174 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,873,820 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,944,974 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,900,232 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,945,188 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,949,891 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,952,253 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,090,098 msg/sec
     xenium::michael_scott_queue, 1,s:   9,404,014 msg/sec
     xenium::michael_scott_queue, 1,i:   9,387,279 msg/sec
     xenium::michael_scott_queue, 2,s:   8,606,974 msg/sec
     xenium::michael_scott_queue, 2,i:   8,506,490 msg/sec
     xenium::michael_scott_queue, 3,s:   7,180,029 msg/sec
     xenium::michael_scott_queue, 3,i:   7,551,962 msg/sec
     xenium::michael_scott_queue, 4,s:   6,339,675 msg/sec
     xenium::michael_scott_queue, 4,i:   6,443,199 msg/sec
     xenium::michael_scott_queue, 5,s:   6,301,327 msg/sec
     xenium::michael_scott_queue, 5,i:   6,614,600 msg/sec
     xenium::michael_scott_queue, 6,s:   6,468,410 msg/sec
     xenium::michael_scott_queue, 6,i:   6,955,410 msg/sec
     xenium::michael_scott_queue, 7,s:   6,279,253 msg/sec
     xenium::michael_scott_queue, 7,i:   6,443,934 msg/sec
     xenium::michael_scott_queue, 8,s:   6,027,633 msg/sec
     xenium::michael_scott_queue, 8,i:   6,234,846 msg/sec
         xenium::ramalhete_queue, 1,s:  32,032,661 msg/sec
         xenium::ramalhete_queue, 1,i:  31,723,909 msg/sec
         xenium::ramalhete_queue, 2,s:  23,585,023 msg/sec
         xenium::ramalhete_queue, 2,i:  23,479,224 msg/sec
         xenium::ramalhete_queue, 3,s:  29,272,848 msg/sec
         xenium::ramalhete_queue, 3,i:  28,516,547 msg/sec
         xenium::ramalhete_queue, 4,s:  33,824,644 msg/sec
         xenium::ramalhete_queue, 4,i:  33,537,674 msg/sec
         xenium::ramalhete_queue, 5,s:  32,027,719 msg/sec
         xenium::ramalhete_queue, 5,i:  36,099,965 msg/sec
         xenium::ramalhete_queue, 6,s:  33,802,655 msg/sec
         xenium::ramalhete_queue, 6,i:  39,262,215 msg/sec
         xenium::ramalhete_queue, 7,s:  35,036,250 msg/sec
         xenium::ramalhete_queue, 7,i:  40,575,199 msg/sec
         xenium::ramalhete_queue, 8,s:  35,163,477 msg/sec
         xenium::ramalhete_queue, 8,i:  43,453,712 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,891,584 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,782,092 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,674,174 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  29,204,433 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,667,769 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,989,012 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,554,979 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,303,831 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,487,976 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,340,837 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,912,393 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,260,095 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,135,144 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,932,556 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,428,594 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,520,980 msg/sec
                     AtomicQueue, 1,s:  61,948,108 msg/sec
                     AtomicQueue, 1,i:  56,684,560 msg/sec
                     AtomicQueue, 2,s:  12,330,130 msg/sec
                     AtomicQueue, 2,i:  11,756,497 msg/sec
                     AtomicQueue, 3,s:  10,798,346 msg/sec
                     AtomicQueue, 3,i:   9,989,724 msg/sec
                     AtomicQueue, 4,s:   8,177,944 msg/sec
                     AtomicQueue, 4,i:   8,184,342 msg/sec
                     AtomicQueue, 5,s:   7,992,306 msg/sec
                     AtomicQueue, 5,i:   8,077,460 msg/sec
                     AtomicQueue, 6,s:   7,834,481 msg/sec
                     AtomicQueue, 6,i:   7,612,061 msg/sec
                     AtomicQueue, 7,s:   7,146,224 msg/sec
                     AtomicQueue, 7,i:   7,977,542 msg/sec
                     AtomicQueue, 8,s:   6,318,095 msg/sec
                     AtomicQueue, 8,i:   7,456,033 msg/sec
                    AtomicQueueB, 1,s:  43,880,337 msg/sec
                    AtomicQueueB, 1,i:  68,639,420 msg/sec
                    AtomicQueueB, 2,s:  11,843,888 msg/sec
                    AtomicQueueB, 2,i:  11,495,899 msg/sec
                    AtomicQueueB, 3,s:  11,019,695 msg/sec
                    AtomicQueueB, 3,i:   9,978,460 msg/sec
                    AtomicQueueB, 4,s:   8,055,259 msg/sec
                    AtomicQueueB, 4,i:   8,067,523 msg/sec
                    AtomicQueueB, 5,s:   7,652,700 msg/sec
                    AtomicQueueB, 5,i:   7,786,778 msg/sec
                    AtomicQueueB, 6,s:   7,286,402 msg/sec
                    AtomicQueueB, 6,i:   7,514,532 msg/sec
                    AtomicQueueB, 7,s:   6,893,270 msg/sec
                    AtomicQueueB, 7,i:   7,723,920 msg/sec
                    AtomicQueueB, 8,s:   6,294,059 msg/sec
                    AtomicQueueB, 8,i:   7,149,389 msg/sec
             OptimistAtomicQueue, 1,s: 749,081,485 msg/sec
             OptimistAtomicQueue, 1,i: 755,156,681 msg/sec
             OptimistAtomicQueue, 2,s:  32,644,196 msg/sec
             OptimistAtomicQueue, 2,i:  32,700,980 msg/sec
             OptimistAtomicQueue, 3,s:  36,648,001 msg/sec
             OptimistAtomicQueue, 3,i:  37,430,255 msg/sec
             OptimistAtomicQueue, 4,s:  39,272,127 msg/sec
             OptimistAtomicQueue, 4,i:  39,366,641 msg/sec
             OptimistAtomicQueue, 5,s:  41,767,179 msg/sec
             OptimistAtomicQueue, 5,i:  46,144,967 msg/sec
             OptimistAtomicQueue, 6,s:  42,079,950 msg/sec
             OptimistAtomicQueue, 6,i:  49,852,459 msg/sec
             OptimistAtomicQueue, 7,s:  44,426,244 msg/sec
             OptimistAtomicQueue, 7,i:  51,967,869 msg/sec
             OptimistAtomicQueue, 8,s:  46,373,415 msg/sec
             OptimistAtomicQueue, 8,i:  48,912,918 msg/sec
            OptimistAtomicQueueB, 1,s:  77,609,406 msg/sec
            OptimistAtomicQueueB, 1,i:  85,024,670 msg/sec
            OptimistAtomicQueueB, 2,s:  32,223,444 msg/sec
            OptimistAtomicQueueB, 2,i:  32,181,161 msg/sec
            OptimistAtomicQueueB, 3,s:  36,274,229 msg/sec
            OptimistAtomicQueueB, 3,i:  36,867,395 msg/sec
            OptimistAtomicQueueB, 4,s:  38,744,415 msg/sec
            OptimistAtomicQueueB, 4,i:  38,604,242 msg/sec
            OptimistAtomicQueueB, 5,s:  40,930,063 msg/sec
            OptimistAtomicQueueB, 5,i:  45,161,759 msg/sec
            OptimistAtomicQueueB, 6,s:  40,639,586 msg/sec
            OptimistAtomicQueueB, 6,i:  49,088,621 msg/sec
            OptimistAtomicQueueB, 7,s:  42,648,539 msg/sec
            OptimistAtomicQueueB, 7,i:  51,562,815 msg/sec
            OptimistAtomicQueueB, 8,s:  44,513,987 msg/sec
            OptimistAtomicQueueB, 8,i:  47,977,996 msg/sec
                    AtomicQueue2, 1,s:  22,841,465 msg/sec
                    AtomicQueue2, 1,i:  22,846,752 msg/sec
                    AtomicQueue2, 2,s:  11,823,254 msg/sec
                    AtomicQueue2, 2,i:  11,384,979 msg/sec
                    AtomicQueue2, 3,s:   9,435,135 msg/sec
                    AtomicQueue2, 3,i:   9,463,596 msg/sec
                    AtomicQueue2, 4,s:   8,061,632 msg/sec
                    AtomicQueue2, 4,i:   8,024,522 msg/sec
                    AtomicQueue2, 5,s:   7,946,967 msg/sec
                    AtomicQueue2, 5,i:   8,053,497 msg/sec
                    AtomicQueue2, 6,s:   7,897,139 msg/sec
                    AtomicQueue2, 6,i:   7,493,464 msg/sec
                    AtomicQueue2, 7,s:   7,089,273 msg/sec
                    AtomicQueue2, 7,i:   7,899,847 msg/sec
                    AtomicQueue2, 8,s:   6,367,400 msg/sec
                    AtomicQueue2, 8,i:   7,404,124 msg/sec
                   AtomicQueueB2, 1,s:  36,099,200 msg/sec
                   AtomicQueueB2, 1,i:  32,647,139 msg/sec
                   AtomicQueueB2, 2,s:  11,450,133 msg/sec
                   AtomicQueueB2, 2,i:  11,093,969 msg/sec
                   AtomicQueueB2, 3,s:   9,683,845 msg/sec
                   AtomicQueueB2, 3,i:   9,563,243 msg/sec
                   AtomicQueueB2, 4,s:   7,992,084 msg/sec
                   AtomicQueueB2, 4,i:   7,802,666 msg/sec
                   AtomicQueueB2, 5,s:   7,515,046 msg/sec
                   AtomicQueueB2, 5,i:   7,748,014 msg/sec
                   AtomicQueueB2, 6,s:   7,269,888 msg/sec
                   AtomicQueueB2, 6,i:   7,483,615 msg/sec
                   AtomicQueueB2, 7,s:   6,921,909 msg/sec
                   AtomicQueueB2, 7,i:   7,707,813 msg/sec
                   AtomicQueueB2, 8,s:   6,286,872 msg/sec
                   AtomicQueueB2, 8,i:   7,055,526 msg/sec
            OptimistAtomicQueue2, 1,s: 405,221,235 msg/sec
            OptimistAtomicQueue2, 1,i:  31,811,886 msg/sec
            OptimistAtomicQueue2, 2,s:  25,361,887 msg/sec
            OptimistAtomicQueue2, 2,i:  24,022,031 msg/sec
            OptimistAtomicQueue2, 3,s:  29,835,549 msg/sec
            OptimistAtomicQueue2, 3,i:  29,950,954 msg/sec
            OptimistAtomicQueue2, 4,s:  33,502,901 msg/sec
            OptimistAtomicQueue2, 4,i:  33,446,073 msg/sec
            OptimistAtomicQueue2, 5,s:  37,589,793 msg/sec
            OptimistAtomicQueue2, 5,i:  40,353,376 msg/sec
            OptimistAtomicQueue2, 6,s:  40,434,247 msg/sec
            OptimistAtomicQueue2, 6,i:  49,268,778 msg/sec
            OptimistAtomicQueue2, 7,s:  42,728,490 msg/sec
            OptimistAtomicQueue2, 7,i:  48,219,260 msg/sec
            OptimistAtomicQueue2, 8,s:  44,140,293 msg/sec
            OptimistAtomicQueue2, 8,i:  48,404,841 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,605,001 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,883,441 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,816,876 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,838,243 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,526,378 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,127,399 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,374,793 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,027,465 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,583,008 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,279,281 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,305,918 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,342,903 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,233,615 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,187,623 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,182,177 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,519,710 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000322 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000145 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000245 sec/round-trip
                pthread_spinlock: 0.000000239 sec/round-trip
                      std::mutex: 0.000000434 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000144 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[233] 173m:51s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,585,061 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,583,466 msg/sec
          boost::lockfree::queue, 1,s:   6,916,855 msg/sec
          boost::lockfree::queue, 1,i:   6,823,131 msg/sec
          boost::lockfree::queue, 2,s:   7,515,682 msg/sec
          boost::lockfree::queue, 2,i:   7,414,288 msg/sec
          boost::lockfree::queue, 3,s:   7,401,967 msg/sec
          boost::lockfree::queue, 3,i:   7,554,374 msg/sec
          boost::lockfree::queue, 4,s:   6,418,004 msg/sec
          boost::lockfree::queue, 4,i:   6,806,937 msg/sec
          boost::lockfree::queue, 5,s:   6,421,679 msg/sec
          boost::lockfree::queue, 5,i:   6,471,737 msg/sec
          boost::lockfree::queue, 6,s:   5,989,901 msg/sec
          boost::lockfree::queue, 6,i:   6,095,058 msg/sec
          boost::lockfree::queue, 7,s:   5,889,936 msg/sec
          boost::lockfree::queue, 7,i:   5,920,739 msg/sec
          boost::lockfree::queue, 8,s:   5,801,836 msg/sec
          boost::lockfree::queue, 8,i:   5,664,422 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 454,817,259 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 418,430,656 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,079,210 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,801,469 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,080,482 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,200,322 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,970,822 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,610,287 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,623,484 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,262,863 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,372,157 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,388,054 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,153,959 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,279,933 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,905,151 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,791,982 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  61,187,363 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,102,735 msg/sec
                pthread_spinlock, 1,s:  28,779,757 msg/sec
                pthread_spinlock, 1,i:  25,398,230 msg/sec
                pthread_spinlock, 2,s:  15,919,141 msg/sec
                pthread_spinlock, 2,i:  16,799,083 msg/sec
                pthread_spinlock, 3,s:   8,330,688 msg/sec
                pthread_spinlock, 3,i:  11,946,670 msg/sec
                pthread_spinlock, 4,s:   6,476,142 msg/sec
                pthread_spinlock, 4,i:   9,223,546 msg/sec
                pthread_spinlock, 5,s:   8,741,507 msg/sec
                pthread_spinlock, 5,i:   9,446,514 msg/sec
                pthread_spinlock, 6,s:   8,488,359 msg/sec
                pthread_spinlock, 6,i:   8,604,483 msg/sec
                pthread_spinlock, 7,s:   7,761,769 msg/sec
                pthread_spinlock, 7,i:   8,009,318 msg/sec
                pthread_spinlock, 8,s:   6,875,009 msg/sec
                pthread_spinlock, 8,i:   6,927,637 msg/sec
                      std::mutex, 1,s:   7,564,171 msg/sec
                      std::mutex, 1,i:   7,554,707 msg/sec
                      std::mutex, 2,s:   5,904,497 msg/sec
                      std::mutex, 2,i:   6,019,219 msg/sec
                      std::mutex, 3,s:   5,969,265 msg/sec
                      std::mutex, 3,i:   6,053,978 msg/sec
                      std::mutex, 4,s:   6,047,501 msg/sec
                      std::mutex, 4,i:   6,165,747 msg/sec
                      std::mutex, 5,s:   5,510,188 msg/sec
                      std::mutex, 5,i:   6,000,937 msg/sec
                      std::mutex, 6,s:   5,885,027 msg/sec
                      std::mutex, 6,i:   5,878,252 msg/sec
                      std::mutex, 7,s:   5,708,499 msg/sec
                      std::mutex, 7,i:   5,739,483 msg/sec
                      std::mutex, 8,s:   5,601,856 msg/sec
                      std::mutex, 8,i:   5,628,997 msg/sec
                 tbb::spin_mutex, 1,s:  37,565,853 msg/sec
                 tbb::spin_mutex, 1,i:  37,790,966 msg/sec
                 tbb::spin_mutex, 2,s:  21,110,007 msg/sec
                 tbb::spin_mutex, 2,i:  19,688,556 msg/sec
                 tbb::spin_mutex, 3,s:   8,371,927 msg/sec
                 tbb::spin_mutex, 3,i:  10,296,810 msg/sec
                 tbb::spin_mutex, 4,s:   3,244,268 msg/sec
                 tbb::spin_mutex, 4,i:   6,351,487 msg/sec
                 tbb::spin_mutex, 5,s:   5,615,299 msg/sec
                 tbb::spin_mutex, 5,i:   5,487,870 msg/sec
                 tbb::spin_mutex, 6,s:   5,299,418 msg/sec
                 tbb::spin_mutex, 6,i:   4,395,563 msg/sec
                 tbb::spin_mutex, 7,s:   4,861,511 msg/sec
                 tbb::spin_mutex, 7,i:   4,356,302 msg/sec
                 tbb::spin_mutex, 8,s:   4,237,039 msg/sec
                 tbb::spin_mutex, 8,i:   4,066,794 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,042,557 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,821,505 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,849,907 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,923,700 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,591,726 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,618,408 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,319,345 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,228,815 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,666,175 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,742,149 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,717,938 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,112,077 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,847,457 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,065,332 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,870,654 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,104,529 msg/sec
     xenium::michael_scott_queue, 1,s:  10,113,248 msg/sec
     xenium::michael_scott_queue, 1,i:  10,014,110 msg/sec
     xenium::michael_scott_queue, 2,s:   8,453,770 msg/sec
     xenium::michael_scott_queue, 2,i:   8,459,504 msg/sec
     xenium::michael_scott_queue, 3,s:   7,287,624 msg/sec
     xenium::michael_scott_queue, 3,i:   7,539,725 msg/sec
     xenium::michael_scott_queue, 4,s:   6,398,550 msg/sec
     xenium::michael_scott_queue, 4,i:   6,298,837 msg/sec
     xenium::michael_scott_queue, 5,s:   6,315,857 msg/sec
     xenium::michael_scott_queue, 5,i:   6,627,823 msg/sec
     xenium::michael_scott_queue, 6,s:   6,566,622 msg/sec
     xenium::michael_scott_queue, 6,i:   6,852,013 msg/sec
     xenium::michael_scott_queue, 7,s:   6,287,787 msg/sec
     xenium::michael_scott_queue, 7,i:   6,506,302 msg/sec
     xenium::michael_scott_queue, 8,s:   5,979,552 msg/sec
     xenium::michael_scott_queue, 8,i:   6,234,785 msg/sec
         xenium::ramalhete_queue, 1,s:  31,013,028 msg/sec
         xenium::ramalhete_queue, 1,i:  31,740,273 msg/sec
         xenium::ramalhete_queue, 2,s:  23,602,423 msg/sec
         xenium::ramalhete_queue, 2,i:  23,319,900 msg/sec
         xenium::ramalhete_queue, 3,s:  29,228,701 msg/sec
         xenium::ramalhete_queue, 3,i:  28,410,263 msg/sec
         xenium::ramalhete_queue, 4,s:  33,792,948 msg/sec
         xenium::ramalhete_queue, 4,i:  33,459,424 msg/sec
         xenium::ramalhete_queue, 5,s:  32,109,011 msg/sec
         xenium::ramalhete_queue, 5,i:  36,007,245 msg/sec
         xenium::ramalhete_queue, 6,s:  33,996,082 msg/sec
         xenium::ramalhete_queue, 6,i:  38,988,804 msg/sec
         xenium::ramalhete_queue, 7,s:  35,225,129 msg/sec
         xenium::ramalhete_queue, 7,i:  40,906,956 msg/sec
         xenium::ramalhete_queue, 8,s:  35,615,628 msg/sec
         xenium::ramalhete_queue, 8,i:  44,015,896 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,201,655 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,674,992 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,165,480 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,714,890 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,563,239 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,053,397 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,122,991 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,087,573 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,881,744 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,340,871 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,997,451 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,519,645 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,186,113 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,348,688 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,420,720 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,533,729 msg/sec
                     AtomicQueue, 1,s:  59,079,385 msg/sec
                     AtomicQueue, 1,i:  56,196,657 msg/sec
                     AtomicQueue, 2,s:  12,382,296 msg/sec
                     AtomicQueue, 2,i:  11,747,390 msg/sec
                     AtomicQueue, 3,s:  10,784,620 msg/sec
                     AtomicQueue, 3,i:   9,974,118 msg/sec
                     AtomicQueue, 4,s:   8,219,673 msg/sec
                     AtomicQueue, 4,i:   8,198,723 msg/sec
                     AtomicQueue, 5,s:   8,055,864 msg/sec
                     AtomicQueue, 5,i:   8,104,521 msg/sec
                     AtomicQueue, 6,s:   7,672,948 msg/sec
                     AtomicQueue, 6,i:   7,614,788 msg/sec
                     AtomicQueue, 7,s:   7,088,300 msg/sec
                     AtomicQueue, 7,i:   7,997,148 msg/sec
                     AtomicQueue, 8,s:   6,332,175 msg/sec
                     AtomicQueue, 8,i:   7,433,552 msg/sec
                    AtomicQueueB, 1,s:  44,623,667 msg/sec
                    AtomicQueueB, 1,i:  61,876,565 msg/sec
                    AtomicQueueB, 2,s:  11,827,215 msg/sec
                    AtomicQueueB, 2,i:  11,505,380 msg/sec
                    AtomicQueueB, 3,s:  10,932,582 msg/sec
                    AtomicQueueB, 3,i:  10,206,618 msg/sec
                    AtomicQueueB, 4,s:   8,059,594 msg/sec
                    AtomicQueueB, 4,i:   7,999,947 msg/sec
                    AtomicQueueB, 5,s:   7,634,092 msg/sec
                    AtomicQueueB, 5,i:   7,780,571 msg/sec
                    AtomicQueueB, 6,s:   7,275,880 msg/sec
                    AtomicQueueB, 6,i:   7,527,845 msg/sec
                    AtomicQueueB, 7,s:   6,914,350 msg/sec
                    AtomicQueueB, 7,i:   7,718,841 msg/sec
                    AtomicQueueB, 8,s:   6,237,380 msg/sec
                    AtomicQueueB, 8,i:   7,142,461 msg/sec
             OptimistAtomicQueue, 1,s: 798,697,324 msg/sec
             OptimistAtomicQueue, 1,i: 623,191,381 msg/sec
             OptimistAtomicQueue, 2,s:  32,648,134 msg/sec
             OptimistAtomicQueue, 2,i:  32,710,758 msg/sec
             OptimistAtomicQueue, 3,s:  36,649,153 msg/sec
             OptimistAtomicQueue, 3,i:  37,407,072 msg/sec
             OptimistAtomicQueue, 4,s:  39,279,888 msg/sec
             OptimistAtomicQueue, 4,i:  39,366,144 msg/sec
             OptimistAtomicQueue, 5,s:  42,371,650 msg/sec
             OptimistAtomicQueue, 5,i:  46,227,713 msg/sec
             OptimistAtomicQueue, 6,s:  42,857,723 msg/sec
             OptimistAtomicQueue, 6,i:  50,294,236 msg/sec
             OptimistAtomicQueue, 7,s:  45,149,556 msg/sec
             OptimistAtomicQueue, 7,i:  51,940,379 msg/sec
             OptimistAtomicQueue, 8,s:  46,388,180 msg/sec
             OptimistAtomicQueue, 8,i:  49,134,533 msg/sec
            OptimistAtomicQueueB, 1,s:  90,610,674 msg/sec
            OptimistAtomicQueueB, 1,i: 246,088,136 msg/sec
            OptimistAtomicQueueB, 2,s:  32,145,264 msg/sec
            OptimistAtomicQueueB, 2,i:  32,206,359 msg/sec
            OptimistAtomicQueueB, 3,s:  36,306,350 msg/sec
            OptimistAtomicQueueB, 3,i:  36,932,872 msg/sec
            OptimistAtomicQueueB, 4,s:  38,723,328 msg/sec
            OptimistAtomicQueueB, 4,i:  38,741,934 msg/sec
            OptimistAtomicQueueB, 5,s:  40,659,823 msg/sec
            OptimistAtomicQueueB, 5,i:  45,625,856 msg/sec
            OptimistAtomicQueueB, 6,s:  40,823,643 msg/sec
            OptimistAtomicQueueB, 6,i:  49,002,421 msg/sec
            OptimistAtomicQueueB, 7,s:  41,855,809 msg/sec
            OptimistAtomicQueueB, 7,i:  48,206,456 msg/sec
            OptimistAtomicQueueB, 8,s:  44,417,960 msg/sec
            OptimistAtomicQueueB, 8,i:  48,826,215 msg/sec
                    AtomicQueue2, 1,s:  23,236,221 msg/sec
                    AtomicQueue2, 1,i:  23,142,418 msg/sec
                    AtomicQueue2, 2,s:  11,803,177 msg/sec
                    AtomicQueue2, 2,i:  11,367,836 msg/sec
                    AtomicQueue2, 3,s:   9,727,816 msg/sec
                    AtomicQueue2, 3,i:   9,383,725 msg/sec
                    AtomicQueue2, 4,s:   8,066,141 msg/sec
                    AtomicQueue2, 4,i:   8,013,825 msg/sec
                    AtomicQueue2, 5,s:   7,934,370 msg/sec
                    AtomicQueue2, 5,i:   8,097,440 msg/sec
                    AtomicQueue2, 6,s:   7,649,052 msg/sec
                    AtomicQueue2, 6,i:   7,557,110 msg/sec
                    AtomicQueue2, 7,s:   7,157,334 msg/sec
                    AtomicQueue2, 7,i:   7,901,367 msg/sec
                    AtomicQueue2, 8,s:   6,372,579 msg/sec
                    AtomicQueue2, 8,i:   7,321,097 msg/sec
                   AtomicQueueB2, 1,s:  35,926,819 msg/sec
                   AtomicQueueB2, 1,i:  35,875,767 msg/sec
                   AtomicQueueB2, 2,s:  11,386,661 msg/sec
                   AtomicQueueB2, 2,i:  11,133,103 msg/sec
                   AtomicQueueB2, 3,s:   9,693,238 msg/sec
                   AtomicQueueB2, 3,i:   9,599,310 msg/sec
                   AtomicQueueB2, 4,s:   7,931,209 msg/sec
                   AtomicQueueB2, 4,i:   7,839,921 msg/sec
                   AtomicQueueB2, 5,s:   7,375,981 msg/sec
                   AtomicQueueB2, 5,i:   7,790,442 msg/sec
                   AtomicQueueB2, 6,s:   7,357,351 msg/sec
                   AtomicQueueB2, 6,i:   7,429,812 msg/sec
                   AtomicQueueB2, 7,s:   6,911,791 msg/sec
                   AtomicQueueB2, 7,i:   7,739,107 msg/sec
                   AtomicQueueB2, 8,s:   6,330,182 msg/sec
                   AtomicQueueB2, 8,i:   7,078,933 msg/sec
            OptimistAtomicQueue2, 1,s: 518,517,222 msg/sec
            OptimistAtomicQueue2, 1,i:  31,548,928 msg/sec
            OptimistAtomicQueue2, 2,s:  22,518,562 msg/sec
            OptimistAtomicQueue2, 2,i:  24,627,906 msg/sec
            OptimistAtomicQueue2, 3,s:  33,834,235 msg/sec
            OptimistAtomicQueue2, 3,i:  30,281,542 msg/sec
            OptimistAtomicQueue2, 4,s:  33,255,908 msg/sec
            OptimistAtomicQueue2, 4,i:  33,186,321 msg/sec
            OptimistAtomicQueue2, 5,s:  36,966,493 msg/sec
            OptimistAtomicQueue2, 5,i:  40,305,722 msg/sec
            OptimistAtomicQueue2, 6,s:  40,439,818 msg/sec
            OptimistAtomicQueue2, 6,i:  49,326,883 msg/sec
            OptimistAtomicQueue2, 7,s:  43,071,764 msg/sec
            OptimistAtomicQueue2, 7,i:  48,149,687 msg/sec
            OptimistAtomicQueue2, 8,s:  44,085,460 msg/sec
            OptimistAtomicQueue2, 8,i:  49,636,634 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,600,405 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,917,958 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,177,557 msg/sec
           OptimistAtomicQueueB2, 2,i:  28,774,588 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,382,283 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,229,842 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,672,715 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,660,794 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,541,038 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,144,264 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,174,028 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,319,438 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,200,267 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,410,402 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,302,996 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,196,448 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000324 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000126 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000451 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000303 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[234] 172m:32s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  73,802,736 msg/sec
     boost::lockfree::spsc_queue, 1,i:  73,855,405 msg/sec
          boost::lockfree::queue, 1,s:   7,685,525 msg/sec
          boost::lockfree::queue, 1,i:   6,976,132 msg/sec
          boost::lockfree::queue, 2,s:   7,634,106 msg/sec
          boost::lockfree::queue, 2,i:   7,497,670 msg/sec
          boost::lockfree::queue, 3,s:   7,390,338 msg/sec
          boost::lockfree::queue, 3,i:   7,572,915 msg/sec
          boost::lockfree::queue, 4,s:   6,425,766 msg/sec
          boost::lockfree::queue, 4,i:   6,808,801 msg/sec
          boost::lockfree::queue, 5,s:   6,426,587 msg/sec
          boost::lockfree::queue, 5,i:   6,438,704 msg/sec
          boost::lockfree::queue, 6,s:   5,973,481 msg/sec
          boost::lockfree::queue, 6,i:   6,145,132 msg/sec
          boost::lockfree::queue, 7,s:   6,026,093 msg/sec
          boost::lockfree::queue, 7,i:   6,065,442 msg/sec
          boost::lockfree::queue, 8,s:   5,415,081 msg/sec
          boost::lockfree::queue, 8,i:   5,670,518 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 102,012,939 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  60,159,141 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,294,808 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,822,164 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,210,937 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,894,967 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,270,729 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,737,795 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,120,084 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,077,480 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,448,547 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,422,007 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,382,054 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,162,481 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,939,169 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  30,610,591 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,087,520 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,501,507 msg/sec
                pthread_spinlock, 1,s:  28,852,553 msg/sec
                pthread_spinlock, 1,i:  25,327,968 msg/sec
                pthread_spinlock, 2,s:  15,719,536 msg/sec
                pthread_spinlock, 2,i:  16,991,475 msg/sec
                pthread_spinlock, 3,s:   8,306,759 msg/sec
                pthread_spinlock, 3,i:  12,127,477 msg/sec
                pthread_spinlock, 4,s:   6,477,627 msg/sec
                pthread_spinlock, 4,i:   8,919,518 msg/sec
                pthread_spinlock, 5,s:   8,668,693 msg/sec
                pthread_spinlock, 5,i:   9,255,120 msg/sec
                pthread_spinlock, 6,s:   8,295,433 msg/sec
                pthread_spinlock, 6,i:   8,449,200 msg/sec
                pthread_spinlock, 7,s:   7,990,797 msg/sec
                pthread_spinlock, 7,i:   7,660,773 msg/sec
                pthread_spinlock, 8,s:   6,940,851 msg/sec
                pthread_spinlock, 8,i:   7,352,592 msg/sec
                      std::mutex, 1,s:   6,290,297 msg/sec
                      std::mutex, 1,i:   6,264,090 msg/sec
                      std::mutex, 2,s:   5,903,203 msg/sec
                      std::mutex, 2,i:   5,992,107 msg/sec
                      std::mutex, 3,s:   5,921,639 msg/sec
                      std::mutex, 3,i:   5,997,987 msg/sec
                      std::mutex, 4,s:   6,006,094 msg/sec
                      std::mutex, 4,i:   6,173,072 msg/sec
                      std::mutex, 5,s:   5,962,889 msg/sec
                      std::mutex, 5,i:   5,949,354 msg/sec
                      std::mutex, 6,s:   5,857,631 msg/sec
                      std::mutex, 6,i:   5,829,136 msg/sec
                      std::mutex, 7,s:   5,803,341 msg/sec
                      std::mutex, 7,i:   5,755,964 msg/sec
                      std::mutex, 8,s:   5,651,917 msg/sec
                      std::mutex, 8,i:   5,653,354 msg/sec
                 tbb::spin_mutex, 1,s:  37,590,929 msg/sec
                 tbb::spin_mutex, 1,i:  33,074,830 msg/sec
                 tbb::spin_mutex, 2,s:  21,314,033 msg/sec
                 tbb::spin_mutex, 2,i:  18,450,876 msg/sec
                 tbb::spin_mutex, 3,s:   8,067,285 msg/sec
                 tbb::spin_mutex, 3,i:  11,347,442 msg/sec
                 tbb::spin_mutex, 4,s:   3,162,322 msg/sec
                 tbb::spin_mutex, 4,i:   6,379,099 msg/sec
                 tbb::spin_mutex, 5,s:   5,433,680 msg/sec
                 tbb::spin_mutex, 5,i:   5,685,227 msg/sec
                 tbb::spin_mutex, 6,s:   5,299,170 msg/sec
                 tbb::spin_mutex, 6,i:   4,374,594 msg/sec
                 tbb::spin_mutex, 7,s:   4,850,360 msg/sec
                 tbb::spin_mutex, 7,i:   4,316,680 msg/sec
                 tbb::spin_mutex, 8,s:   3,927,881 msg/sec
                 tbb::spin_mutex, 8,i:   4,184,448 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,515,825 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,488,804 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,099,118 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,576,448 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,957,712 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,606,430 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,324,780 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,285,485 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,615,984 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,173,094 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,812,202 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,434,573 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,958,394 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,639,457 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,063,663 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,703,261 msg/sec
     xenium::michael_scott_queue, 1,s:   9,286,082 msg/sec
     xenium::michael_scott_queue, 1,i:   9,535,758 msg/sec
     xenium::michael_scott_queue, 2,s:   8,372,511 msg/sec
     xenium::michael_scott_queue, 2,i:   8,339,640 msg/sec
     xenium::michael_scott_queue, 3,s:   7,278,732 msg/sec
     xenium::michael_scott_queue, 3,i:   7,498,598 msg/sec
     xenium::michael_scott_queue, 4,s:   6,294,939 msg/sec
     xenium::michael_scott_queue, 4,i:   6,384,722 msg/sec
     xenium::michael_scott_queue, 5,s:   6,325,312 msg/sec
     xenium::michael_scott_queue, 5,i:   6,684,534 msg/sec
     xenium::michael_scott_queue, 6,s:   6,503,037 msg/sec
     xenium::michael_scott_queue, 6,i:   6,936,478 msg/sec
     xenium::michael_scott_queue, 7,s:   6,272,217 msg/sec
     xenium::michael_scott_queue, 7,i:   6,398,584 msg/sec
     xenium::michael_scott_queue, 8,s:   5,975,613 msg/sec
     xenium::michael_scott_queue, 8,i:   6,105,216 msg/sec
         xenium::ramalhete_queue, 1,s:  32,404,337 msg/sec
         xenium::ramalhete_queue, 1,i:  32,947,527 msg/sec
         xenium::ramalhete_queue, 2,s:  23,591,236 msg/sec
         xenium::ramalhete_queue, 2,i:  23,405,443 msg/sec
         xenium::ramalhete_queue, 3,s:  29,360,879 msg/sec
         xenium::ramalhete_queue, 3,i:  28,514,091 msg/sec
         xenium::ramalhete_queue, 4,s:  33,925,453 msg/sec
         xenium::ramalhete_queue, 4,i:  33,563,556 msg/sec
         xenium::ramalhete_queue, 5,s:  32,100,157 msg/sec
         xenium::ramalhete_queue, 5,i:  36,046,743 msg/sec
         xenium::ramalhete_queue, 6,s:  34,079,630 msg/sec
         xenium::ramalhete_queue, 6,i:  39,652,606 msg/sec
         xenium::ramalhete_queue, 7,s:  35,113,469 msg/sec
         xenium::ramalhete_queue, 7,i:  41,058,222 msg/sec
         xenium::ramalhete_queue, 8,s:  35,427,289 msg/sec
         xenium::ramalhete_queue, 8,i:  43,182,302 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,187,999 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 117,704,249 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,405,306 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,676,855 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,635,092 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,876,633 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,701,184 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,048,139 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,988,696 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,350,793 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,967,976 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,733,110 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,275,486 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,883,299 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,095 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,226,392 msg/sec
                     AtomicQueue, 1,s:  61,102,815 msg/sec
                     AtomicQueue, 1,i:  55,785,532 msg/sec
                     AtomicQueue, 2,s:  12,386,114 msg/sec
                     AtomicQueue, 2,i:  11,758,069 msg/sec
                     AtomicQueue, 3,s:  10,820,290 msg/sec
                     AtomicQueue, 3,i:   9,946,739 msg/sec
                     AtomicQueue, 4,s:   8,196,386 msg/sec
                     AtomicQueue, 4,i:   8,197,879 msg/sec
                     AtomicQueue, 5,s:   8,033,943 msg/sec
                     AtomicQueue, 5,i:   8,126,128 msg/sec
                     AtomicQueue, 6,s:   7,804,685 msg/sec
                     AtomicQueue, 6,i:   7,607,893 msg/sec
                     AtomicQueue, 7,s:   7,085,168 msg/sec
                     AtomicQueue, 7,i:   8,011,628 msg/sec
                     AtomicQueue, 8,s:   6,325,999 msg/sec
                     AtomicQueue, 8,i:   7,421,782 msg/sec
                    AtomicQueueB, 1,s:  43,974,114 msg/sec
                    AtomicQueueB, 1,i:  43,025,584 msg/sec
                    AtomicQueueB, 2,s:  11,565,362 msg/sec
                    AtomicQueueB, 2,i:  11,394,818 msg/sec
                    AtomicQueueB, 3,s:  11,010,017 msg/sec
                    AtomicQueueB, 3,i:  10,126,830 msg/sec
                    AtomicQueueB, 4,s:   8,056,702 msg/sec
                    AtomicQueueB, 4,i:   8,057,910 msg/sec
                    AtomicQueueB, 5,s:   7,506,568 msg/sec
                    AtomicQueueB, 5,i:   7,833,008 msg/sec
                    AtomicQueueB, 6,s:   7,309,052 msg/sec
                    AtomicQueueB, 6,i:   7,589,936 msg/sec
                    AtomicQueueB, 7,s:   6,933,859 msg/sec
                    AtomicQueueB, 7,i:   7,576,609 msg/sec
                    AtomicQueueB, 8,s:   6,241,695 msg/sec
                    AtomicQueueB, 8,i:   7,154,439 msg/sec
             OptimistAtomicQueue, 1,s: 753,662,280 msg/sec
             OptimistAtomicQueue, 1,i: 534,332,892 msg/sec
             OptimistAtomicQueue, 2,s:  32,158,603 msg/sec
             OptimistAtomicQueue, 2,i:  32,246,284 msg/sec
             OptimistAtomicQueue, 3,s:  36,676,824 msg/sec
             OptimistAtomicQueue, 3,i:  37,379,639 msg/sec
             OptimistAtomicQueue, 4,s:  39,324,395 msg/sec
             OptimistAtomicQueue, 4,i:  39,371,175 msg/sec
             OptimistAtomicQueue, 5,s:  42,342,761 msg/sec
             OptimistAtomicQueue, 5,i:  46,873,355 msg/sec
             OptimistAtomicQueue, 6,s:  43,049,375 msg/sec
             OptimistAtomicQueue, 6,i:  50,469,019 msg/sec
             OptimistAtomicQueue, 7,s:  44,365,033 msg/sec
             OptimistAtomicQueue, 7,i:  52,953,402 msg/sec
             OptimistAtomicQueue, 8,s:  46,422,801 msg/sec
             OptimistAtomicQueue, 8,i:  49,346,137 msg/sec
            OptimistAtomicQueueB, 1,s:  77,688,234 msg/sec
            OptimistAtomicQueueB, 1,i:  77,804,842 msg/sec
            OptimistAtomicQueueB, 2,s:  32,251,211 msg/sec
            OptimistAtomicQueueB, 2,i:  32,218,728 msg/sec
            OptimistAtomicQueueB, 3,s:  36,217,449 msg/sec
            OptimistAtomicQueueB, 3,i:  36,695,523 msg/sec
            OptimistAtomicQueueB, 4,s:  38,580,189 msg/sec
            OptimistAtomicQueueB, 4,i:  38,620,433 msg/sec
            OptimistAtomicQueueB, 5,s:  37,006,707 msg/sec
            OptimistAtomicQueueB, 5,i:  45,334,290 msg/sec
            OptimistAtomicQueueB, 6,s:  41,187,247 msg/sec
            OptimistAtomicQueueB, 6,i:  49,069,209 msg/sec
            OptimistAtomicQueueB, 7,s:  41,786,617 msg/sec
            OptimistAtomicQueueB, 7,i:  47,989,941 msg/sec
            OptimistAtomicQueueB, 8,s:  44,610,331 msg/sec
            OptimistAtomicQueueB, 8,i:  48,581,296 msg/sec
                    AtomicQueue2, 1,s:  22,903,830 msg/sec
                    AtomicQueue2, 1,i:  23,100,281 msg/sec
                    AtomicQueue2, 2,s:  11,871,824 msg/sec
                    AtomicQueue2, 2,i:  11,515,525 msg/sec
                    AtomicQueue2, 3,s:   9,709,951 msg/sec
                    AtomicQueue2, 3,i:   9,454,257 msg/sec
                    AtomicQueue2, 4,s:   7,992,043 msg/sec
                    AtomicQueue2, 4,i:   8,036,586 msg/sec
                    AtomicQueue2, 5,s:   7,946,161 msg/sec
                    AtomicQueue2, 5,i:   8,057,803 msg/sec
                    AtomicQueue2, 6,s:   7,691,837 msg/sec
                    AtomicQueue2, 6,i:   7,524,100 msg/sec
                    AtomicQueue2, 7,s:   7,047,570 msg/sec
                    AtomicQueue2, 7,i:   7,896,997 msg/sec
                    AtomicQueue2, 8,s:   6,390,914 msg/sec
                    AtomicQueue2, 8,i:   7,382,060 msg/sec
                   AtomicQueueB2, 1,s:  39,249,673 msg/sec
                   AtomicQueueB2, 1,i:  33,419,645 msg/sec
                   AtomicQueueB2, 2,s:  11,327,403 msg/sec
                   AtomicQueueB2, 2,i:  11,108,875 msg/sec
                   AtomicQueueB2, 3,s:   9,551,653 msg/sec
                   AtomicQueueB2, 3,i:   9,483,341 msg/sec
                   AtomicQueueB2, 4,s:   7,956,970 msg/sec
                   AtomicQueueB2, 4,i:   7,913,478 msg/sec
                   AtomicQueueB2, 5,s:   7,348,393 msg/sec
                   AtomicQueueB2, 5,i:   7,759,557 msg/sec
                   AtomicQueueB2, 6,s:   7,301,471 msg/sec
                   AtomicQueueB2, 6,i:   7,459,753 msg/sec
                   AtomicQueueB2, 7,s:   6,876,330 msg/sec
                   AtomicQueueB2, 7,i:   7,707,871 msg/sec
                   AtomicQueueB2, 8,s:   6,334,977 msg/sec
                   AtomicQueueB2, 8,i:   7,067,992 msg/sec
            OptimistAtomicQueue2, 1,s:  57,464,986 msg/sec
            OptimistAtomicQueue2, 1,i:  29,571,330 msg/sec
            OptimistAtomicQueue2, 2,s:  24,815,986 msg/sec
            OptimistAtomicQueue2, 2,i:  24,844,395 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,904 msg/sec
            OptimistAtomicQueue2, 3,i:  30,357,429 msg/sec
            OptimistAtomicQueue2, 4,s:  33,269,748 msg/sec
            OptimistAtomicQueue2, 4,i:  33,054,424 msg/sec
            OptimistAtomicQueue2, 5,s:  37,231,862 msg/sec
            OptimistAtomicQueue2, 5,i:  42,107,459 msg/sec
            OptimistAtomicQueue2, 6,s:  39,841,982 msg/sec
            OptimistAtomicQueue2, 6,i:  49,121,714 msg/sec
            OptimistAtomicQueue2, 7,s:  43,021,302 msg/sec
            OptimistAtomicQueue2, 7,i:  48,092,346 msg/sec
            OptimistAtomicQueue2, 8,s:  43,991,430 msg/sec
            OptimistAtomicQueue2, 8,i:  48,350,657 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,332,307 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,931,466 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,409,452 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,156,542 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,358,202 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,273,762 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,225,302 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,053,124 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,771,698 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,343,359 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,188,076 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,262,632 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,108,115 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,456,649 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,407,169 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,680,881 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000329 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000143 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000222 sec/round-trip
                pthread_spinlock: 0.000000293 sec/round-trip
                      std::mutex: 0.000000452 sec/round-trip
                 tbb::spin_mutex: 0.000000246 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000257 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000188 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[235] 171m:13s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,388,650 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,075,882 msg/sec
          boost::lockfree::queue, 1,s:   7,043,418 msg/sec
          boost::lockfree::queue, 1,i:   6,851,847 msg/sec
          boost::lockfree::queue, 2,s:   7,579,488 msg/sec
          boost::lockfree::queue, 2,i:   7,474,071 msg/sec
          boost::lockfree::queue, 3,s:   7,347,951 msg/sec
          boost::lockfree::queue, 3,i:   7,563,244 msg/sec
          boost::lockfree::queue, 4,s:   6,424,327 msg/sec
          boost::lockfree::queue, 4,i:   6,841,189 msg/sec
          boost::lockfree::queue, 5,s:   6,412,060 msg/sec
          boost::lockfree::queue, 5,i:   6,462,511 msg/sec
          boost::lockfree::queue, 6,s:   5,993,948 msg/sec
          boost::lockfree::queue, 6,i:   6,161,597 msg/sec
          boost::lockfree::queue, 7,s:   6,039,148 msg/sec
          boost::lockfree::queue, 7,i:   5,911,229 msg/sec
          boost::lockfree::queue, 8,s:   5,485,972 msg/sec
          boost::lockfree::queue, 8,i:   5,585,208 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  96,835,847 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  74,919,309 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,866,599 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,057,566 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,823,981 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,602,854 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,609,870 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,786,485 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,799,856 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,192,120 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,306,899 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,255,203 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,569,519 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,229,511 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,983,094 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,349,503 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,162,380 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  35,099,315 msg/sec
                pthread_spinlock, 1,s:  29,233,624 msg/sec
                pthread_spinlock, 1,i:  25,470,650 msg/sec
                pthread_spinlock, 2,s:  15,636,252 msg/sec
                pthread_spinlock, 2,i:  17,168,013 msg/sec
                pthread_spinlock, 3,s:   8,275,670 msg/sec
                pthread_spinlock, 3,i:  11,989,458 msg/sec
                pthread_spinlock, 4,s:   6,501,307 msg/sec
                pthread_spinlock, 4,i:   8,879,577 msg/sec
                pthread_spinlock, 5,s:   8,686,286 msg/sec
                pthread_spinlock, 5,i:   9,128,231 msg/sec
                pthread_spinlock, 6,s:   8,536,362 msg/sec
                pthread_spinlock, 6,i:   9,022,649 msg/sec
                pthread_spinlock, 7,s:   7,686,605 msg/sec
                pthread_spinlock, 7,i:   7,985,278 msg/sec
                pthread_spinlock, 8,s:   6,662,756 msg/sec
                pthread_spinlock, 8,i:   6,894,047 msg/sec
                      std::mutex, 1,s:   7,351,315 msg/sec
                      std::mutex, 1,i:   7,739,571 msg/sec
                      std::mutex, 2,s:   4,949,156 msg/sec
                      std::mutex, 2,i:   5,450,586 msg/sec
                      std::mutex, 3,s:   5,758,884 msg/sec
                      std::mutex, 3,i:   5,925,253 msg/sec
                      std::mutex, 4,s:   6,264,039 msg/sec
                      std::mutex, 4,i:   6,219,383 msg/sec
                      std::mutex, 5,s:   6,106,563 msg/sec
                      std::mutex, 5,i:   6,044,005 msg/sec
                      std::mutex, 6,s:   5,932,741 msg/sec
                      std::mutex, 6,i:   5,953,101 msg/sec
                      std::mutex, 7,s:   5,806,272 msg/sec
                      std::mutex, 7,i:   5,836,068 msg/sec
                      std::mutex, 8,s:   5,694,012 msg/sec
                      std::mutex, 8,i:   5,729,284 msg/sec
                 tbb::spin_mutex, 1,s:  37,837,513 msg/sec
                 tbb::spin_mutex, 1,i:  32,961,351 msg/sec
                 tbb::spin_mutex, 2,s:  21,250,099 msg/sec
                 tbb::spin_mutex, 2,i:  18,410,526 msg/sec
                 tbb::spin_mutex, 3,s:   7,366,346 msg/sec
                 tbb::spin_mutex, 3,i:  10,340,767 msg/sec
                 tbb::spin_mutex, 4,s:   3,171,783 msg/sec
                 tbb::spin_mutex, 4,i:   6,323,912 msg/sec
                 tbb::spin_mutex, 5,s:   5,435,610 msg/sec
                 tbb::spin_mutex, 5,i:   5,494,049 msg/sec
                 tbb::spin_mutex, 6,s:   5,340,312 msg/sec
                 tbb::spin_mutex, 6,i:   4,354,708 msg/sec
                 tbb::spin_mutex, 7,s:   4,834,633 msg/sec
                 tbb::spin_mutex, 7,i:   4,328,829 msg/sec
                 tbb::spin_mutex, 8,s:   4,268,980 msg/sec
                 tbb::spin_mutex, 8,i:   4,079,832 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,428,174 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,254,791 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,772,940 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,859,427 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,945,627 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,761,985 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,261,426 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,289,843 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,550,451 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,177,914 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,887,276 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,509,681 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,018,053 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,590,570 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,063,124 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,680,900 msg/sec
     xenium::michael_scott_queue, 1,s:   9,199,663 msg/sec
     xenium::michael_scott_queue, 1,i:   9,003,648 msg/sec
     xenium::michael_scott_queue, 2,s:   8,345,963 msg/sec
     xenium::michael_scott_queue, 2,i:   8,436,964 msg/sec
     xenium::michael_scott_queue, 3,s:   7,250,774 msg/sec
     xenium::michael_scott_queue, 3,i:   7,560,974 msg/sec
     xenium::michael_scott_queue, 4,s:   6,277,922 msg/sec
     xenium::michael_scott_queue, 4,i:   6,312,963 msg/sec
     xenium::michael_scott_queue, 5,s:   6,285,243 msg/sec
     xenium::michael_scott_queue, 5,i:   6,597,863 msg/sec
     xenium::michael_scott_queue, 6,s:   6,461,013 msg/sec
     xenium::michael_scott_queue, 6,i:   6,768,674 msg/sec
     xenium::michael_scott_queue, 7,s:   6,337,547 msg/sec
     xenium::michael_scott_queue, 7,i:   6,617,361 msg/sec
     xenium::michael_scott_queue, 8,s:   6,008,845 msg/sec
     xenium::michael_scott_queue, 8,i:   6,135,637 msg/sec
         xenium::ramalhete_queue, 1,s:  31,029,614 msg/sec
         xenium::ramalhete_queue, 1,i:  31,378,039 msg/sec
         xenium::ramalhete_queue, 2,s:  23,549,083 msg/sec
         xenium::ramalhete_queue, 2,i:  23,314,862 msg/sec
         xenium::ramalhete_queue, 3,s:  29,214,057 msg/sec
         xenium::ramalhete_queue, 3,i:  28,405,276 msg/sec
         xenium::ramalhete_queue, 4,s:  33,860,100 msg/sec
         xenium::ramalhete_queue, 4,i:  33,466,957 msg/sec
         xenium::ramalhete_queue, 5,s:  31,808,107 msg/sec
         xenium::ramalhete_queue, 5,i:  35,963,262 msg/sec
         xenium::ramalhete_queue, 6,s:  33,862,892 msg/sec
         xenium::ramalhete_queue, 6,i:  39,419,901 msg/sec
         xenium::ramalhete_queue, 7,s:  35,131,293 msg/sec
         xenium::ramalhete_queue, 7,i:  41,834,838 msg/sec
         xenium::ramalhete_queue, 8,s:  35,651,302 msg/sec
         xenium::ramalhete_queue, 8,i:  44,015,233 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,766,169 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,745,247 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,212,200 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,300,033 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,659,544 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,759,068 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,443,581 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,538,526 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,819,120 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,341,663 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,091,955 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,511,457 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,279,751 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,070,593 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,409,735 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,244,891 msg/sec
                     AtomicQueue, 1,s: 222,156,315 msg/sec
                     AtomicQueue, 1,i:  98,435,115 msg/sec
                     AtomicQueue, 2,s:  12,301,901 msg/sec
                     AtomicQueue, 2,i:  11,773,366 msg/sec
                     AtomicQueue, 3,s:  10,727,485 msg/sec
                     AtomicQueue, 3,i:   9,909,673 msg/sec
                     AtomicQueue, 4,s:   8,148,772 msg/sec
                     AtomicQueue, 4,i:   8,195,974 msg/sec
                     AtomicQueue, 5,s:   8,033,561 msg/sec
                     AtomicQueue, 5,i:   8,078,239 msg/sec
                     AtomicQueue, 6,s:   7,789,764 msg/sec
                     AtomicQueue, 6,i:   7,643,782 msg/sec
                     AtomicQueue, 7,s:   7,165,363 msg/sec
                     AtomicQueue, 7,i:   7,984,972 msg/sec
                     AtomicQueue, 8,s:   6,336,235 msg/sec
                     AtomicQueue, 8,i:   7,494,775 msg/sec
                    AtomicQueueB, 1,s:  49,228,474 msg/sec
                    AtomicQueueB, 1,i:  43,061,532 msg/sec
                    AtomicQueueB, 2,s:  12,019,484 msg/sec
                    AtomicQueueB, 2,i:  11,313,406 msg/sec
                    AtomicQueueB, 3,s:  10,977,245 msg/sec
                    AtomicQueueB, 3,i:  10,308,153 msg/sec
                    AtomicQueueB, 4,s:   8,084,371 msg/sec
                    AtomicQueueB, 4,i:   8,038,299 msg/sec
                    AtomicQueueB, 5,s:   7,493,568 msg/sec
                    AtomicQueueB, 5,i:   7,823,190 msg/sec
                    AtomicQueueB, 6,s:   7,395,684 msg/sec
                    AtomicQueueB, 6,i:   7,527,855 msg/sec
                    AtomicQueueB, 7,s:   6,869,808 msg/sec
                    AtomicQueueB, 7,i:   7,700,157 msg/sec
                    AtomicQueueB, 8,s:   6,192,162 msg/sec
                    AtomicQueueB, 8,i:   7,164,780 msg/sec
             OptimistAtomicQueue, 1,s: 808,146,602 msg/sec
             OptimistAtomicQueue, 1,i: 674,622,034 msg/sec
             OptimistAtomicQueue, 2,s:  32,147,300 msg/sec
             OptimistAtomicQueue, 2,i:  32,722,151 msg/sec
             OptimistAtomicQueue, 3,s:  36,659,500 msg/sec
             OptimistAtomicQueue, 3,i:  37,421,154 msg/sec
             OptimistAtomicQueue, 4,s:  39,317,020 msg/sec
             OptimistAtomicQueue, 4,i:  39,393,162 msg/sec
             OptimistAtomicQueue, 5,s:  39,908,722 msg/sec
             OptimistAtomicQueue, 5,i:  46,515,913 msg/sec
             OptimistAtomicQueue, 6,s:  41,986,366 msg/sec
             OptimistAtomicQueue, 6,i:  50,306,246 msg/sec
             OptimistAtomicQueue, 7,s:  44,116,644 msg/sec
             OptimistAtomicQueue, 7,i:  49,198,650 msg/sec
             OptimistAtomicQueue, 8,s:  46,326,123 msg/sec
             OptimistAtomicQueue, 8,i:  48,805,818 msg/sec
            OptimistAtomicQueueB, 1,s: 129,991,756 msg/sec
            OptimistAtomicQueueB, 1,i: 161,469,195 msg/sec
            OptimistAtomicQueueB, 2,s:  32,190,235 msg/sec
            OptimistAtomicQueueB, 2,i:  32,230,580 msg/sec
            OptimistAtomicQueueB, 3,s:  36,237,938 msg/sec
            OptimistAtomicQueueB, 3,i:  36,957,941 msg/sec
            OptimistAtomicQueueB, 4,s:  38,753,746 msg/sec
            OptimistAtomicQueueB, 4,i:  38,726,656 msg/sec
            OptimistAtomicQueueB, 5,s:  41,188,845 msg/sec
            OptimistAtomicQueueB, 5,i:  46,170,198 msg/sec
            OptimistAtomicQueueB, 6,s:  40,808,766 msg/sec
            OptimistAtomicQueueB, 6,i:  48,530,148 msg/sec
            OptimistAtomicQueueB, 7,s:  41,897,579 msg/sec
            OptimistAtomicQueueB, 7,i:  47,847,042 msg/sec
            OptimistAtomicQueueB, 8,s:  44,299,011 msg/sec
            OptimistAtomicQueueB, 8,i:  47,872,522 msg/sec
                    AtomicQueue2, 1,s:  23,334,482 msg/sec
                    AtomicQueue2, 1,i:  23,131,553 msg/sec
                    AtomicQueue2, 2,s:  11,985,060 msg/sec
                    AtomicQueue2, 2,i:  11,572,711 msg/sec
                    AtomicQueue2, 3,s:   9,661,136 msg/sec
                    AtomicQueue2, 3,i:   9,468,816 msg/sec
                    AtomicQueue2, 4,s:   8,071,892 msg/sec
                    AtomicQueue2, 4,i:   8,042,502 msg/sec
                    AtomicQueue2, 5,s:   7,954,481 msg/sec
                    AtomicQueue2, 5,i:   8,007,958 msg/sec
                    AtomicQueue2, 6,s:   7,879,651 msg/sec
                    AtomicQueue2, 6,i:   7,520,790 msg/sec
                    AtomicQueue2, 7,s:   7,174,569 msg/sec
                    AtomicQueue2, 7,i:   7,909,656 msg/sec
                    AtomicQueue2, 8,s:   6,388,462 msg/sec
                    AtomicQueue2, 8,i:   7,379,293 msg/sec
                   AtomicQueueB2, 1,s:  36,075,893 msg/sec
                   AtomicQueueB2, 1,i:  32,637,998 msg/sec
                   AtomicQueueB2, 2,s:  11,427,531 msg/sec
                   AtomicQueueB2, 2,i:  11,137,197 msg/sec
                   AtomicQueueB2, 3,s:   9,743,058 msg/sec
                   AtomicQueueB2, 3,i:   9,414,358 msg/sec
                   AtomicQueueB2, 4,s:   7,922,394 msg/sec
                   AtomicQueueB2, 4,i:   7,830,885 msg/sec
                   AtomicQueueB2, 5,s:   7,428,379 msg/sec
                   AtomicQueueB2, 5,i:   7,668,575 msg/sec
                   AtomicQueueB2, 6,s:   7,243,385 msg/sec
                   AtomicQueueB2, 6,i:   7,441,307 msg/sec
                   AtomicQueueB2, 7,s:   6,879,630 msg/sec
                   AtomicQueueB2, 7,i:   7,724,377 msg/sec
                   AtomicQueueB2, 8,s:   6,273,695 msg/sec
                   AtomicQueueB2, 8,i:   6,990,206 msg/sec
            OptimistAtomicQueue2, 1,s: 529,842,448 msg/sec
            OptimistAtomicQueue2, 1,i:  31,940,619 msg/sec
            OptimistAtomicQueue2, 2,s:  28,323,333 msg/sec
            OptimistAtomicQueue2, 2,i:  29,009,559 msg/sec
            OptimistAtomicQueue2, 3,s:  30,436,729 msg/sec
            OptimistAtomicQueue2, 3,i:  29,986,847 msg/sec
            OptimistAtomicQueue2, 4,s:  33,393,609 msg/sec
            OptimistAtomicQueue2, 4,i:  33,191,377 msg/sec
            OptimistAtomicQueue2, 5,s:  37,148,660 msg/sec
            OptimistAtomicQueue2, 5,i:  40,357,632 msg/sec
            OptimistAtomicQueue2, 6,s:  40,238,111 msg/sec
            OptimistAtomicQueue2, 6,i:  49,081,532 msg/sec
            OptimistAtomicQueue2, 7,s:  42,876,810 msg/sec
            OptimistAtomicQueue2, 7,i:  51,480,240 msg/sec
            OptimistAtomicQueue2, 8,s:  43,910,291 msg/sec
            OptimistAtomicQueue2, 8,i:  48,562,728 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,882,120 msg/sec
           OptimistAtomicQueueB2, 1,i:  39,784,873 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,935,534 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,143,305 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,708,889 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,757,431 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,424,290 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,671,749 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,328,446 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,012,117 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,853,492 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,317,421 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,209,098 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,214,936 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,189,394 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,325,617 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000472 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000201 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[236] 169m:54s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,462,227 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,179,618 msg/sec
          boost::lockfree::queue, 1,s:   6,784,030 msg/sec
          boost::lockfree::queue, 1,i:   6,862,471 msg/sec
          boost::lockfree::queue, 2,s:   7,576,538 msg/sec
          boost::lockfree::queue, 2,i:   7,571,359 msg/sec
          boost::lockfree::queue, 3,s:   7,463,425 msg/sec
          boost::lockfree::queue, 3,i:   7,538,673 msg/sec
          boost::lockfree::queue, 4,s:   6,411,686 msg/sec
          boost::lockfree::queue, 4,i:   6,788,615 msg/sec
          boost::lockfree::queue, 5,s:   6,376,918 msg/sec
          boost::lockfree::queue, 5,i:   6,459,653 msg/sec
          boost::lockfree::queue, 6,s:   5,983,581 msg/sec
          boost::lockfree::queue, 6,i:   6,076,114 msg/sec
          boost::lockfree::queue, 7,s:   5,888,554 msg/sec
          boost::lockfree::queue, 7,i:   6,074,082 msg/sec
          boost::lockfree::queue, 8,s:   5,493,774 msg/sec
          boost::lockfree::queue, 8,i:   5,666,560 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 261,189,658 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 118,715,205 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,110,825 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,214,930 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,087,519 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,991,644 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,287,165 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,569,124 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,548,060 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,247,844 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,502,512 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,609,103 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,172,136 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,365,621 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  45,642,259 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,792,425 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  49,344,776 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,791,954 msg/sec
                pthread_spinlock, 1,s:  29,223,912 msg/sec
                pthread_spinlock, 1,i:  25,331,301 msg/sec
                pthread_spinlock, 2,s:  15,522,183 msg/sec
                pthread_spinlock, 2,i:  16,806,488 msg/sec
                pthread_spinlock, 3,s:   8,372,710 msg/sec
                pthread_spinlock, 3,i:  11,916,686 msg/sec
                pthread_spinlock, 4,s:   6,481,337 msg/sec
                pthread_spinlock, 4,i:   8,995,823 msg/sec
                pthread_spinlock, 5,s:   8,635,879 msg/sec
                pthread_spinlock, 5,i:   9,185,136 msg/sec
                pthread_spinlock, 6,s:   8,318,289 msg/sec
                pthread_spinlock, 6,i:   8,822,428 msg/sec
                pthread_spinlock, 7,s:   7,589,574 msg/sec
                pthread_spinlock, 7,i:   7,502,083 msg/sec
                pthread_spinlock, 8,s:   6,901,643 msg/sec
                pthread_spinlock, 8,i:   7,264,817 msg/sec
                      std::mutex, 1,s:   6,690,983 msg/sec
                      std::mutex, 1,i:   5,831,943 msg/sec
                      std::mutex, 2,s:   4,846,279 msg/sec
                      std::mutex, 2,i:   5,501,846 msg/sec
                      std::mutex, 3,s:   4,794,075 msg/sec
                      std::mutex, 3,i:   5,514,749 msg/sec
                      std::mutex, 4,s:   6,025,644 msg/sec
                      std::mutex, 4,i:   6,164,373 msg/sec
                      std::mutex, 5,s:   5,949,489 msg/sec
                      std::mutex, 5,i:   5,971,169 msg/sec
                      std::mutex, 6,s:   5,738,624 msg/sec
                      std::mutex, 6,i:   5,849,335 msg/sec
                      std::mutex, 7,s:   5,769,272 msg/sec
                      std::mutex, 7,i:   5,734,757 msg/sec
                      std::mutex, 8,s:   5,646,047 msg/sec
                      std::mutex, 8,i:   5,591,333 msg/sec
                 tbb::spin_mutex, 1,s:  37,676,422 msg/sec
                 tbb::spin_mutex, 1,i:  37,696,560 msg/sec
                 tbb::spin_mutex, 2,s:  21,152,004 msg/sec
                 tbb::spin_mutex, 2,i:  18,451,866 msg/sec
                 tbb::spin_mutex, 3,s:   7,779,738 msg/sec
                 tbb::spin_mutex, 3,i:  10,352,489 msg/sec
                 tbb::spin_mutex, 4,s:   3,152,317 msg/sec
                 tbb::spin_mutex, 4,i:   6,382,724 msg/sec
                 tbb::spin_mutex, 5,s:   5,400,168 msg/sec
                 tbb::spin_mutex, 5,i:   5,853,911 msg/sec
                 tbb::spin_mutex, 6,s:   5,318,981 msg/sec
                 tbb::spin_mutex, 6,i:   4,454,927 msg/sec
                 tbb::spin_mutex, 7,s:   4,804,817 msg/sec
                 tbb::spin_mutex, 7,i:   4,369,226 msg/sec
                 tbb::spin_mutex, 8,s:   3,919,179 msg/sec
                 tbb::spin_mutex, 8,i:   4,175,901 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,121,253 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,744,589 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,752,179 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,009,450 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,204,452 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,528,869 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,068,148 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,237,012 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,592,806 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,360,832 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,614,790 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,706,073 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,682,672 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,173,865 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,750,224 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,917,095 msg/sec
     xenium::michael_scott_queue, 1,s:   9,182,344 msg/sec
     xenium::michael_scott_queue, 1,i:   9,140,193 msg/sec
     xenium::michael_scott_queue, 2,s:   8,456,627 msg/sec
     xenium::michael_scott_queue, 2,i:   8,524,950 msg/sec
     xenium::michael_scott_queue, 3,s:   7,355,175 msg/sec
     xenium::michael_scott_queue, 3,i:   7,542,248 msg/sec
     xenium::michael_scott_queue, 4,s:   6,290,699 msg/sec
     xenium::michael_scott_queue, 4,i:   6,318,222 msg/sec
     xenium::michael_scott_queue, 5,s:   6,305,295 msg/sec
     xenium::michael_scott_queue, 5,i:   6,578,512 msg/sec
     xenium::michael_scott_queue, 6,s:   6,446,193 msg/sec
     xenium::michael_scott_queue, 6,i:   6,707,137 msg/sec
     xenium::michael_scott_queue, 7,s:   6,278,227 msg/sec
     xenium::michael_scott_queue, 7,i:   6,525,910 msg/sec
     xenium::michael_scott_queue, 8,s:   5,996,304 msg/sec
     xenium::michael_scott_queue, 8,i:   6,050,756 msg/sec
         xenium::ramalhete_queue, 1,s:  32,196,093 msg/sec
         xenium::ramalhete_queue, 1,i:  32,200,529 msg/sec
         xenium::ramalhete_queue, 2,s:  23,563,293 msg/sec
         xenium::ramalhete_queue, 2,i:  23,326,996 msg/sec
         xenium::ramalhete_queue, 3,s:  29,311,361 msg/sec
         xenium::ramalhete_queue, 3,i:  28,527,610 msg/sec
         xenium::ramalhete_queue, 4,s:  33,944,086 msg/sec
         xenium::ramalhete_queue, 4,i:  33,508,573 msg/sec
         xenium::ramalhete_queue, 5,s:  32,447,165 msg/sec
         xenium::ramalhete_queue, 5,i:  35,806,491 msg/sec
         xenium::ramalhete_queue, 6,s:  34,432,065 msg/sec
         xenium::ramalhete_queue, 6,i:  38,764,781 msg/sec
         xenium::ramalhete_queue, 7,s:  34,995,147 msg/sec
         xenium::ramalhete_queue, 7,i:  40,827,911 msg/sec
         xenium::ramalhete_queue, 8,s:  35,517,540 msg/sec
         xenium::ramalhete_queue, 8,i:  43,635,542 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,319,244 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,694,410 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,937,423 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,601,003 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,644,056 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,854,165 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,504,593 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,734,304 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,601,779 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,395,526 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,081,156 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,386,161 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,227,321 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,845,478 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,403,038 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,532,707 msg/sec
                     AtomicQueue, 1,s:  83,234,644 msg/sec
                     AtomicQueue, 1,i:  56,027,719 msg/sec
                     AtomicQueue, 2,s:  12,368,610 msg/sec
                     AtomicQueue, 2,i:  11,738,657 msg/sec
                     AtomicQueue, 3,s:  10,755,721 msg/sec
                     AtomicQueue, 3,i:   9,927,605 msg/sec
                     AtomicQueue, 4,s:   8,174,758 msg/sec
                     AtomicQueue, 4,i:   8,181,425 msg/sec
                     AtomicQueue, 5,s:   8,041,935 msg/sec
                     AtomicQueue, 5,i:   8,078,092 msg/sec
                     AtomicQueue, 6,s:   7,813,810 msg/sec
                     AtomicQueue, 6,i:   7,613,858 msg/sec
                     AtomicQueue, 7,s:   7,102,322 msg/sec
                     AtomicQueue, 7,i:   7,990,373 msg/sec
                     AtomicQueue, 8,s:   6,349,698 msg/sec
                     AtomicQueue, 8,i:   7,317,543 msg/sec
                    AtomicQueueB, 1,s:  45,042,429 msg/sec
                    AtomicQueueB, 1,i:  72,921,760 msg/sec
                    AtomicQueueB, 2,s:  11,824,416 msg/sec
                    AtomicQueueB, 2,i:  11,503,437 msg/sec
                    AtomicQueueB, 3,s:  10,984,095 msg/sec
                    AtomicQueueB, 3,i:  10,291,482 msg/sec
                    AtomicQueueB, 4,s:   8,050,021 msg/sec
                    AtomicQueueB, 4,i:   8,052,799 msg/sec
                    AtomicQueueB, 5,s:   7,571,931 msg/sec
                    AtomicQueueB, 5,i:   7,796,505 msg/sec
                    AtomicQueueB, 6,s:   7,407,968 msg/sec
                    AtomicQueueB, 6,i:   7,577,252 msg/sec
                    AtomicQueueB, 7,s:   6,826,548 msg/sec
                    AtomicQueueB, 7,i:   7,667,318 msg/sec
                    AtomicQueueB, 8,s:   6,167,485 msg/sec
                    AtomicQueueB, 8,i:   7,152,858 msg/sec
             OptimistAtomicQueue, 1,s: 777,307,895 msg/sec
             OptimistAtomicQueue, 1,i: 582,682,755 msg/sec
             OptimistAtomicQueue, 2,s:  32,195,028 msg/sec
             OptimistAtomicQueue, 2,i:  32,208,966 msg/sec
             OptimistAtomicQueue, 3,s:  36,590,513 msg/sec
             OptimistAtomicQueue, 3,i:  37,321,277 msg/sec
             OptimistAtomicQueue, 4,s:  39,270,829 msg/sec
             OptimistAtomicQueue, 4,i:  39,360,453 msg/sec
             OptimistAtomicQueue, 5,s:  42,578,736 msg/sec
             OptimistAtomicQueue, 5,i:  47,466,920 msg/sec
             OptimistAtomicQueue, 6,s:  42,466,137 msg/sec
             OptimistAtomicQueue, 6,i:  50,506,316 msg/sec
             OptimistAtomicQueue, 7,s:  44,006,142 msg/sec
             OptimistAtomicQueue, 7,i:  49,144,405 msg/sec
             OptimistAtomicQueue, 8,s:  46,494,816 msg/sec
             OptimistAtomicQueue, 8,i:  48,895,625 msg/sec
            OptimistAtomicQueueB, 1,s: 252,323,234 msg/sec
            OptimistAtomicQueueB, 1,i:  77,683,717 msg/sec
            OptimistAtomicQueueB, 2,s:  32,269,639 msg/sec
            OptimistAtomicQueueB, 2,i:  32,267,070 msg/sec
            OptimistAtomicQueueB, 3,s:  36,187,167 msg/sec
            OptimistAtomicQueueB, 3,i:  36,843,656 msg/sec
            OptimistAtomicQueueB, 4,s:  38,646,032 msg/sec
            OptimistAtomicQueueB, 4,i:  38,704,523 msg/sec
            OptimistAtomicQueueB, 5,s:  40,889,246 msg/sec
            OptimistAtomicQueueB, 5,i:  45,293,001 msg/sec
            OptimistAtomicQueueB, 6,s:  41,320,241 msg/sec
            OptimistAtomicQueueB, 6,i:  49,121,375 msg/sec
            OptimistAtomicQueueB, 7,s:  42,249,929 msg/sec
            OptimistAtomicQueueB, 7,i:  47,950,740 msg/sec
            OptimistAtomicQueueB, 8,s:  44,628,358 msg/sec
            OptimistAtomicQueueB, 8,i:  47,577,261 msg/sec
                    AtomicQueue2, 1,s:  22,984,858 msg/sec
                    AtomicQueue2, 1,i:  22,895,967 msg/sec
                    AtomicQueue2, 2,s:  11,698,705 msg/sec
                    AtomicQueue2, 2,i:  11,671,241 msg/sec
                    AtomicQueue2, 3,s:   9,705,121 msg/sec
                    AtomicQueue2, 3,i:   9,495,380 msg/sec
                    AtomicQueue2, 4,s:   8,050,351 msg/sec
                    AtomicQueue2, 4,i:   8,083,342 msg/sec
                    AtomicQueue2, 5,s:   7,888,855 msg/sec
                    AtomicQueue2, 5,i:   8,075,393 msg/sec
                    AtomicQueue2, 6,s:   7,763,007 msg/sec
                    AtomicQueue2, 6,i:   7,508,586 msg/sec
                    AtomicQueue2, 7,s:   7,184,951 msg/sec
                    AtomicQueue2, 7,i:   7,891,545 msg/sec
                    AtomicQueue2, 8,s:   6,384,093 msg/sec
                    AtomicQueue2, 8,i:   7,372,469 msg/sec
                   AtomicQueueB2, 1,s:  38,634,365 msg/sec
                   AtomicQueueB2, 1,i:  33,423,254 msg/sec
                   AtomicQueueB2, 2,s:  11,326,443 msg/sec
                   AtomicQueueB2, 2,i:  11,127,669 msg/sec
                   AtomicQueueB2, 3,s:   9,609,600 msg/sec
                   AtomicQueueB2, 3,i:   9,583,670 msg/sec
                   AtomicQueueB2, 4,s:   7,920,114 msg/sec
                   AtomicQueueB2, 4,i:   7,824,883 msg/sec
                   AtomicQueueB2, 5,s:   7,442,531 msg/sec
                   AtomicQueueB2, 5,i:   7,655,816 msg/sec
                   AtomicQueueB2, 6,s:   7,219,121 msg/sec
                   AtomicQueueB2, 6,i:   7,432,464 msg/sec
                   AtomicQueueB2, 7,s:   6,933,848 msg/sec
                   AtomicQueueB2, 7,i:   7,722,160 msg/sec
                   AtomicQueueB2, 8,s:   6,331,669 msg/sec
                   AtomicQueueB2, 8,i:   7,097,711 msg/sec
            OptimistAtomicQueue2, 1,s: 433,222,865 msg/sec
            OptimistAtomicQueue2, 1,i:  30,263,567 msg/sec
            OptimistAtomicQueue2, 2,s:  24,055,502 msg/sec
            OptimistAtomicQueue2, 2,i:  24,017,913 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,867 msg/sec
            OptimistAtomicQueue2, 3,i:  29,944,112 msg/sec
            OptimistAtomicQueue2, 4,s:  33,198,153 msg/sec
            OptimistAtomicQueue2, 4,i:  33,548,627 msg/sec
            OptimistAtomicQueue2, 5,s:  36,973,044 msg/sec
            OptimistAtomicQueue2, 5,i:  40,083,715 msg/sec
            OptimistAtomicQueue2, 6,s:  40,125,004 msg/sec
            OptimistAtomicQueue2, 6,i:  49,221,639 msg/sec
            OptimistAtomicQueue2, 7,s:  42,850,219 msg/sec
            OptimistAtomicQueue2, 7,i:  51,537,331 msg/sec
            OptimistAtomicQueue2, 8,s:  43,932,021 msg/sec
            OptimistAtomicQueue2, 8,i:  48,609,799 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,498,616 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,864,924 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,393,641 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,199,884 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,263,714 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,162,373 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,053,478 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,679,137 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,240,573 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,002,635 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,252,302 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,332,670 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,614,836 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,165,938 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,424,854 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,871,441 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000515 sec/round-trip
                 tbb::spin_mutex: 0.000000306 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000293 sec/round-trip
     xenium::michael_scott_queue: 0.000000389 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000171 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000191 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[237] 168m:34s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  74,149,165 msg/sec
     boost::lockfree::spsc_queue, 1,i:  74,335,570 msg/sec
          boost::lockfree::queue, 1,s:   7,978,401 msg/sec
          boost::lockfree::queue, 1,i:   8,011,034 msg/sec
          boost::lockfree::queue, 2,s:   7,598,061 msg/sec
          boost::lockfree::queue, 2,i:   7,425,799 msg/sec
          boost::lockfree::queue, 3,s:   7,469,723 msg/sec
          boost::lockfree::queue, 3,i:   7,553,281 msg/sec
          boost::lockfree::queue, 4,s:   6,422,452 msg/sec
          boost::lockfree::queue, 4,i:   6,837,843 msg/sec
          boost::lockfree::queue, 5,s:   6,443,688 msg/sec
          boost::lockfree::queue, 5,i:   6,465,397 msg/sec
          boost::lockfree::queue, 6,s:   6,005,365 msg/sec
          boost::lockfree::queue, 6,i:   6,135,931 msg/sec
          boost::lockfree::queue, 7,s:   5,998,233 msg/sec
          boost::lockfree::queue, 7,i:   5,924,046 msg/sec
          boost::lockfree::queue, 8,s:   5,458,921 msg/sec
          boost::lockfree::queue, 8,i:   5,499,442 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  86,662,601 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 102,306,664 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,017,551 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,725,786 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,345,076 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,656,108 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,272,554 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,596,566 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,872,852 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,050,081 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,429,000 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,396,651 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,424,603 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,152,435 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  30,783,269 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,548,072 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,306,499 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,749,390 msg/sec
                pthread_spinlock, 1,s:  29,465,648 msg/sec
                pthread_spinlock, 1,i:  25,429,907 msg/sec
                pthread_spinlock, 2,s:  15,509,211 msg/sec
                pthread_spinlock, 2,i:  16,941,351 msg/sec
                pthread_spinlock, 3,s:   8,349,873 msg/sec
                pthread_spinlock, 3,i:  11,989,713 msg/sec
                pthread_spinlock, 4,s:   6,573,112 msg/sec
                pthread_spinlock, 4,i:   9,156,196 msg/sec
                pthread_spinlock, 5,s:   8,630,578 msg/sec
                pthread_spinlock, 5,i:   9,119,266 msg/sec
                pthread_spinlock, 6,s:   8,326,963 msg/sec
                pthread_spinlock, 6,i:   9,068,273 msg/sec
                pthread_spinlock, 7,s:   7,550,575 msg/sec
                pthread_spinlock, 7,i:   7,406,099 msg/sec
                pthread_spinlock, 8,s:   6,650,471 msg/sec
                pthread_spinlock, 8,i:   7,144,014 msg/sec
                      std::mutex, 1,s:   6,580,401 msg/sec
                      std::mutex, 1,i:   7,380,064 msg/sec
                      std::mutex, 2,s:   6,146,321 msg/sec
                      std::mutex, 2,i:   5,967,981 msg/sec
                      std::mutex, 3,s:   5,528,803 msg/sec
                      std::mutex, 3,i:   5,460,414 msg/sec
                      std::mutex, 4,s:   5,258,120 msg/sec
                      std::mutex, 4,i:   6,171,671 msg/sec
                      std::mutex, 5,s:   5,927,364 msg/sec
                      std::mutex, 5,i:   6,142,708 msg/sec
                      std::mutex, 6,s:   5,860,374 msg/sec
                      std::mutex, 6,i:   5,903,492 msg/sec
                      std::mutex, 7,s:   5,773,618 msg/sec
                      std::mutex, 7,i:   5,766,620 msg/sec
                      std::mutex, 8,s:   5,667,303 msg/sec
                      std::mutex, 8,i:   5,719,915 msg/sec
                 tbb::spin_mutex, 1,s:  37,751,286 msg/sec
                 tbb::spin_mutex, 1,i:  32,588,344 msg/sec
                 tbb::spin_mutex, 2,s:  21,245,971 msg/sec
                 tbb::spin_mutex, 2,i:  18,871,033 msg/sec
                 tbb::spin_mutex, 3,s:   8,315,998 msg/sec
                 tbb::spin_mutex, 3,i:  10,223,584 msg/sec
                 tbb::spin_mutex, 4,s:   3,325,570 msg/sec
                 tbb::spin_mutex, 4,i:   6,249,433 msg/sec
                 tbb::spin_mutex, 5,s:   5,372,791 msg/sec
                 tbb::spin_mutex, 5,i:   5,732,781 msg/sec
                 tbb::spin_mutex, 6,s:   5,335,962 msg/sec
                 tbb::spin_mutex, 6,i:   4,352,005 msg/sec
                 tbb::spin_mutex, 7,s:   4,850,688 msg/sec
                 tbb::spin_mutex, 7,i:   4,310,104 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,809 msg/sec
                 tbb::spin_mutex, 8,i:   4,182,073 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,269,645 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,263,460 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,853,007 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,998,063 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,327,187 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,520,065 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,136,237 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,522,943 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,597,004 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,565,644 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,718,157 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,655,216 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,839,725 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,736,369 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,123,239 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,084,976 msg/sec
     xenium::michael_scott_queue, 1,s:   9,548,129 msg/sec
     xenium::michael_scott_queue, 1,i:   9,551,186 msg/sec
     xenium::michael_scott_queue, 2,s:   8,489,638 msg/sec
     xenium::michael_scott_queue, 2,i:   8,532,438 msg/sec
     xenium::michael_scott_queue, 3,s:   7,320,758 msg/sec
     xenium::michael_scott_queue, 3,i:   7,571,078 msg/sec
     xenium::michael_scott_queue, 4,s:   6,412,642 msg/sec
     xenium::michael_scott_queue, 4,i:   6,394,747 msg/sec
     xenium::michael_scott_queue, 5,s:   6,334,832 msg/sec
     xenium::michael_scott_queue, 5,i:   6,632,725 msg/sec
     xenium::michael_scott_queue, 6,s:   6,592,990 msg/sec
     xenium::michael_scott_queue, 6,i:   6,697,772 msg/sec
     xenium::michael_scott_queue, 7,s:   6,333,572 msg/sec
     xenium::michael_scott_queue, 7,i:   6,621,856 msg/sec
     xenium::michael_scott_queue, 8,s:   5,989,433 msg/sec
     xenium::michael_scott_queue, 8,i:   6,121,707 msg/sec
         xenium::ramalhete_queue, 1,s:  31,957,454 msg/sec
         xenium::ramalhete_queue, 1,i:  32,083,146 msg/sec
         xenium::ramalhete_queue, 2,s:  23,532,436 msg/sec
         xenium::ramalhete_queue, 2,i:  23,336,657 msg/sec
         xenium::ramalhete_queue, 3,s:  29,093,416 msg/sec
         xenium::ramalhete_queue, 3,i:  28,516,676 msg/sec
         xenium::ramalhete_queue, 4,s:  33,686,498 msg/sec
         xenium::ramalhete_queue, 4,i:  33,472,936 msg/sec
         xenium::ramalhete_queue, 5,s:  32,141,016 msg/sec
         xenium::ramalhete_queue, 5,i:  38,321,336 msg/sec
         xenium::ramalhete_queue, 6,s:  33,971,825 msg/sec
         xenium::ramalhete_queue, 6,i:  38,949,669 msg/sec
         xenium::ramalhete_queue, 7,s:  35,270,678 msg/sec
         xenium::ramalhete_queue, 7,i:  41,414,286 msg/sec
         xenium::ramalhete_queue, 8,s:  35,587,908 msg/sec
         xenium::ramalhete_queue, 8,i:  43,960,168 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,977,882 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 112,793,475 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,980,099 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,350,169 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,682,292 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,118,359 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,619,640 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,968,069 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,716,620 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,390,427 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,050,940 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,631,836 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,132,882 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,040,768 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,389,610 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,240,442 msg/sec
                     AtomicQueue, 1,s:  59,689,592 msg/sec
                     AtomicQueue, 1,i:  56,966,693 msg/sec
                     AtomicQueue, 2,s:  12,289,156 msg/sec
                     AtomicQueue, 2,i:  11,734,520 msg/sec
                     AtomicQueue, 3,s:  10,763,143 msg/sec
                     AtomicQueue, 3,i:   9,950,170 msg/sec
                     AtomicQueue, 4,s:   8,178,841 msg/sec
                     AtomicQueue, 4,i:   8,174,622 msg/sec
                     AtomicQueue, 5,s:   8,001,458 msg/sec
                     AtomicQueue, 5,i:   8,052,701 msg/sec
                     AtomicQueue, 6,s:   7,970,461 msg/sec
                     AtomicQueue, 6,i:   7,618,982 msg/sec
                     AtomicQueue, 7,s:   7,153,596 msg/sec
                     AtomicQueue, 7,i:   7,977,605 msg/sec
                     AtomicQueue, 8,s:   6,340,214 msg/sec
                     AtomicQueue, 8,i:   7,459,178 msg/sec
                    AtomicQueueB, 1,s:  43,954,912 msg/sec
                    AtomicQueueB, 1,i:  42,979,647 msg/sec
                    AtomicQueueB, 2,s:  11,813,634 msg/sec
                    AtomicQueueB, 2,i:  11,432,809 msg/sec
                    AtomicQueueB, 3,s:  10,969,379 msg/sec
                    AtomicQueueB, 3,i:  10,075,248 msg/sec
                    AtomicQueueB, 4,s:   8,032,745 msg/sec
                    AtomicQueueB, 4,i:   7,921,377 msg/sec
                    AtomicQueueB, 5,s:   7,545,245 msg/sec
                    AtomicQueueB, 5,i:   7,814,531 msg/sec
                    AtomicQueueB, 6,s:   7,168,102 msg/sec
                    AtomicQueueB, 6,i:   7,518,944 msg/sec
                    AtomicQueueB, 7,s:   6,927,797 msg/sec
                    AtomicQueueB, 7,i:   7,739,617 msg/sec
                    AtomicQueueB, 8,s:   6,288,681 msg/sec
                    AtomicQueueB, 8,i:   7,185,101 msg/sec
             OptimistAtomicQueue, 1,s: 749,738,575 msg/sec
             OptimistAtomicQueue, 1,i: 549,223,089 msg/sec
             OptimistAtomicQueue, 2,s:  32,177,356 msg/sec
             OptimistAtomicQueue, 2,i:  31,957,838 msg/sec
             OptimistAtomicQueue, 3,s:  36,582,749 msg/sec
             OptimistAtomicQueue, 3,i:  37,438,597 msg/sec
             OptimistAtomicQueue, 4,s:  39,251,902 msg/sec
             OptimistAtomicQueue, 4,i:  39,409,717 msg/sec
             OptimistAtomicQueue, 5,s:  42,432,331 msg/sec
             OptimistAtomicQueue, 5,i:  48,584,342 msg/sec
             OptimistAtomicQueue, 6,s:  42,233,241 msg/sec
             OptimistAtomicQueue, 6,i:  49,787,008 msg/sec
             OptimistAtomicQueue, 7,s:  45,293,937 msg/sec
             OptimistAtomicQueue, 7,i:  49,241,122 msg/sec
             OptimistAtomicQueue, 8,s:  46,453,974 msg/sec
             OptimistAtomicQueue, 8,i:  48,984,959 msg/sec
            OptimistAtomicQueueB, 1,s: 176,913,144 msg/sec
            OptimistAtomicQueueB, 1,i:  76,388,507 msg/sec
            OptimistAtomicQueueB, 2,s:  32,219,372 msg/sec
            OptimistAtomicQueueB, 2,i:  32,127,963 msg/sec
            OptimistAtomicQueueB, 3,s:  36,268,936 msg/sec
            OptimistAtomicQueueB, 3,i:  36,904,083 msg/sec
            OptimistAtomicQueueB, 4,s:  38,779,716 msg/sec
            OptimistAtomicQueueB, 4,i:  38,719,731 msg/sec
            OptimistAtomicQueueB, 5,s:  40,474,481 msg/sec
            OptimistAtomicQueueB, 5,i:  45,329,381 msg/sec
            OptimistAtomicQueueB, 6,s:  41,073,371 msg/sec
            OptimistAtomicQueueB, 6,i:  49,022,998 msg/sec
            OptimistAtomicQueueB, 7,s:  42,600,261 msg/sec
            OptimistAtomicQueueB, 7,i:  47,993,128 msg/sec
            OptimistAtomicQueueB, 8,s:  44,465,843 msg/sec
            OptimistAtomicQueueB, 8,i:  48,251,297 msg/sec
                    AtomicQueue2, 1,s:  22,895,427 msg/sec
                    AtomicQueue2, 1,i:  22,959,030 msg/sec
                    AtomicQueue2, 2,s:  11,693,302 msg/sec
                    AtomicQueue2, 2,i:  11,403,035 msg/sec
                    AtomicQueue2, 3,s:   9,341,988 msg/sec
                    AtomicQueue2, 3,i:   9,481,181 msg/sec
                    AtomicQueue2, 4,s:   8,053,945 msg/sec
                    AtomicQueue2, 4,i:   8,054,732 msg/sec
                    AtomicQueue2, 5,s:   7,925,616 msg/sec
                    AtomicQueue2, 5,i:   8,043,645 msg/sec
                    AtomicQueue2, 6,s:   7,695,727 msg/sec
                    AtomicQueue2, 6,i:   7,542,288 msg/sec
                    AtomicQueue2, 7,s:   7,132,201 msg/sec
                    AtomicQueue2, 7,i:   7,877,947 msg/sec
                    AtomicQueue2, 8,s:   6,385,833 msg/sec
                    AtomicQueue2, 8,i:   7,357,468 msg/sec
                   AtomicQueueB2, 1,s:  32,115,348 msg/sec
                   AtomicQueueB2, 1,i:  32,125,423 msg/sec
                   AtomicQueueB2, 2,s:  11,455,383 msg/sec
                   AtomicQueueB2, 2,i:  11,062,655 msg/sec
                   AtomicQueueB2, 3,s:   9,740,657 msg/sec
                   AtomicQueueB2, 3,i:   9,515,845 msg/sec
                   AtomicQueueB2, 4,s:   7,932,691 msg/sec
                   AtomicQueueB2, 4,i:   7,794,767 msg/sec
                   AtomicQueueB2, 5,s:   7,495,234 msg/sec
                   AtomicQueueB2, 5,i:   7,699,682 msg/sec
                   AtomicQueueB2, 6,s:   7,344,667 msg/sec
                   AtomicQueueB2, 6,i:   7,439,783 msg/sec
                   AtomicQueueB2, 7,s:   6,888,500 msg/sec
                   AtomicQueueB2, 7,i:   7,721,629 msg/sec
                   AtomicQueueB2, 8,s:   6,270,280 msg/sec
                   AtomicQueueB2, 8,i:   7,050,885 msg/sec
            OptimistAtomicQueue2, 1,s: 476,854,154 msg/sec
            OptimistAtomicQueue2, 1,i:  30,628,578 msg/sec
            OptimistAtomicQueue2, 2,s:  22,533,725 msg/sec
            OptimistAtomicQueue2, 2,i:  25,212,625 msg/sec
            OptimistAtomicQueue2, 3,s:  30,334,450 msg/sec
            OptimistAtomicQueue2, 3,i:  29,985,801 msg/sec
            OptimistAtomicQueue2, 4,s:  33,263,622 msg/sec
            OptimistAtomicQueue2, 4,i:  33,048,905 msg/sec
            OptimistAtomicQueue2, 5,s:  37,541,536 msg/sec
            OptimistAtomicQueue2, 5,i:  40,707,868 msg/sec
            OptimistAtomicQueue2, 6,s:  39,972,264 msg/sec
            OptimistAtomicQueue2, 6,i:  49,356,260 msg/sec
            OptimistAtomicQueue2, 7,s:  42,563,310 msg/sec
            OptimistAtomicQueue2, 7,i:  51,727,541 msg/sec
            OptimistAtomicQueue2, 8,s:  43,888,739 msg/sec
            OptimistAtomicQueue2, 8,i:  48,555,910 msg/sec
           OptimistAtomicQueueB2, 1,s:  79,154,760 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,917,948 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,257,989 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,808,832 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,400,998 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,005,181 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,416,058 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,822,732 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,421,355 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,275,305 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,372,357 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,368,767 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,184,216 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,178,518 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,210,751 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,670,536 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000257 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[238] 167m:15s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,290,222 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,774,900 msg/sec
          boost::lockfree::queue, 1,s:   7,834,869 msg/sec
          boost::lockfree::queue, 1,i:   7,769,742 msg/sec
          boost::lockfree::queue, 2,s:   7,598,543 msg/sec
          boost::lockfree::queue, 2,i:   7,547,745 msg/sec
          boost::lockfree::queue, 3,s:   7,364,099 msg/sec
          boost::lockfree::queue, 3,i:   7,615,501 msg/sec
          boost::lockfree::queue, 4,s:   6,429,356 msg/sec
          boost::lockfree::queue, 4,i:   6,748,636 msg/sec
          boost::lockfree::queue, 5,s:   6,472,568 msg/sec
          boost::lockfree::queue, 5,i:   6,418,406 msg/sec
          boost::lockfree::queue, 6,s:   5,995,768 msg/sec
          boost::lockfree::queue, 6,i:   6,126,315 msg/sec
          boost::lockfree::queue, 7,s:   5,894,384 msg/sec
          boost::lockfree::queue, 7,i:   6,014,543 msg/sec
          boost::lockfree::queue, 8,s:   5,447,946 msg/sec
          boost::lockfree::queue, 8,i:   5,554,039 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 400,411,863 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 110,357,778 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,327,260 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,575,671 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,681,647 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,501,180 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,292,292 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,610,906 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,358,694 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,229,948 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,373,702 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,768,072 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,340,845 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,300,744 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,041,695 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,636,073 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,291,990 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,384,334 msg/sec
                pthread_spinlock, 1,s:  28,852,727 msg/sec
                pthread_spinlock, 1,i:  25,376,181 msg/sec
                pthread_spinlock, 2,s:  15,964,562 msg/sec
                pthread_spinlock, 2,i:  16,966,206 msg/sec
                pthread_spinlock, 3,s:   8,345,864 msg/sec
                pthread_spinlock, 3,i:  12,003,968 msg/sec
                pthread_spinlock, 4,s:   6,516,729 msg/sec
                pthread_spinlock, 4,i:   8,828,746 msg/sec
                pthread_spinlock, 5,s:   8,719,551 msg/sec
                pthread_spinlock, 5,i:   9,419,124 msg/sec
                pthread_spinlock, 6,s:   8,309,456 msg/sec
                pthread_spinlock, 6,i:   8,967,411 msg/sec
                pthread_spinlock, 7,s:   7,714,380 msg/sec
                pthread_spinlock, 7,i:   8,100,940 msg/sec
                pthread_spinlock, 8,s:   6,733,484 msg/sec
                pthread_spinlock, 8,i:   7,398,572 msg/sec
                      std::mutex, 1,s:   7,092,240 msg/sec
                      std::mutex, 1,i:   6,822,571 msg/sec
                      std::mutex, 2,s:   6,260,978 msg/sec
                      std::mutex, 2,i:   6,215,714 msg/sec
                      std::mutex, 3,s:   6,036,268 msg/sec
                      std::mutex, 3,i:   6,205,437 msg/sec
                      std::mutex, 4,s:   6,249,064 msg/sec
                      std::mutex, 4,i:   6,387,454 msg/sec
                      std::mutex, 5,s:   6,022,167 msg/sec
                      std::mutex, 5,i:   6,039,119 msg/sec
                      std::mutex, 6,s:   5,943,853 msg/sec
                      std::mutex, 6,i:   5,965,799 msg/sec
                      std::mutex, 7,s:   5,824,402 msg/sec
                      std::mutex, 7,i:   5,855,942 msg/sec
                      std::mutex, 8,s:   5,763,854 msg/sec
                      std::mutex, 8,i:   5,690,598 msg/sec
                 tbb::spin_mutex, 1,s:  37,736,112 msg/sec
                 tbb::spin_mutex, 1,i:  33,385,665 msg/sec
                 tbb::spin_mutex, 2,s:  21,235,646 msg/sec
                 tbb::spin_mutex, 2,i:  18,332,810 msg/sec
                 tbb::spin_mutex, 3,s:   8,585,822 msg/sec
                 tbb::spin_mutex, 3,i:  10,145,320 msg/sec
                 tbb::spin_mutex, 4,s:   3,104,543 msg/sec
                 tbb::spin_mutex, 4,i:   6,364,226 msg/sec
                 tbb::spin_mutex, 5,s:   5,560,260 msg/sec
                 tbb::spin_mutex, 5,i:   5,763,858 msg/sec
                 tbb::spin_mutex, 6,s:   5,250,402 msg/sec
                 tbb::spin_mutex, 6,i:   4,307,055 msg/sec
                 tbb::spin_mutex, 7,s:   4,872,187 msg/sec
                 tbb::spin_mutex, 7,i:   4,304,115 msg/sec
                 tbb::spin_mutex, 8,s:   3,887,020 msg/sec
                 tbb::spin_mutex, 8,i:   4,158,031 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,738,497 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,991,068 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,554,480 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,010,309 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,218,329 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,843,883 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,421,703 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,298,082 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,672,418 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,857,792 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,077,819 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,905,248 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,002,006 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,995,089 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,990,890 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,089,609 msg/sec
     xenium::michael_scott_queue, 1,s:   9,517,365 msg/sec
     xenium::michael_scott_queue, 1,i:   9,541,417 msg/sec
     xenium::michael_scott_queue, 2,s:   8,511,137 msg/sec
     xenium::michael_scott_queue, 2,i:   8,466,927 msg/sec
     xenium::michael_scott_queue, 3,s:   7,291,612 msg/sec
     xenium::michael_scott_queue, 3,i:   7,535,100 msg/sec
     xenium::michael_scott_queue, 4,s:   6,262,715 msg/sec
     xenium::michael_scott_queue, 4,i:   6,316,479 msg/sec
     xenium::michael_scott_queue, 5,s:   6,309,523 msg/sec
     xenium::michael_scott_queue, 5,i:   6,704,914 msg/sec
     xenium::michael_scott_queue, 6,s:   6,511,162 msg/sec
     xenium::michael_scott_queue, 6,i:   6,985,232 msg/sec
     xenium::michael_scott_queue, 7,s:   6,347,723 msg/sec
     xenium::michael_scott_queue, 7,i:   6,522,937 msg/sec
     xenium::michael_scott_queue, 8,s:   6,031,305 msg/sec
     xenium::michael_scott_queue, 8,i:   6,131,530 msg/sec
         xenium::ramalhete_queue, 1,s:  31,244,537 msg/sec
         xenium::ramalhete_queue, 1,i:  31,572,512 msg/sec
         xenium::ramalhete_queue, 2,s:  23,450,665 msg/sec
         xenium::ramalhete_queue, 2,i:  23,307,393 msg/sec
         xenium::ramalhete_queue, 3,s:  29,260,265 msg/sec
         xenium::ramalhete_queue, 3,i:  28,463,694 msg/sec
         xenium::ramalhete_queue, 4,s:  33,846,991 msg/sec
         xenium::ramalhete_queue, 4,i:  33,526,041 msg/sec
         xenium::ramalhete_queue, 5,s:  32,197,412 msg/sec
         xenium::ramalhete_queue, 5,i:  35,912,117 msg/sec
         xenium::ramalhete_queue, 6,s:  33,922,654 msg/sec
         xenium::ramalhete_queue, 6,i:  39,623,075 msg/sec
         xenium::ramalhete_queue, 7,s:  35,243,521 msg/sec
         xenium::ramalhete_queue, 7,i:  41,153,191 msg/sec
         xenium::ramalhete_queue, 8,s:  35,511,093 msg/sec
         xenium::ramalhete_queue, 8,i:  44,047,295 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,613,425 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,722,719 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  21,418,746 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,660,569 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,675,924 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,684,197 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,539,104 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,999,384 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,084,438 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,329,869 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,866,613 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,459,901 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,145,495 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,367,399 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,403,182 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,242,977 msg/sec
                     AtomicQueue, 1,s:  58,256,014 msg/sec
                     AtomicQueue, 1,i:  57,710,177 msg/sec
                     AtomicQueue, 2,s:  12,180,638 msg/sec
                     AtomicQueue, 2,i:  11,736,470 msg/sec
                     AtomicQueue, 3,s:  10,793,795 msg/sec
                     AtomicQueue, 3,i:   9,902,859 msg/sec
                     AtomicQueue, 4,s:   8,178,809 msg/sec
                     AtomicQueue, 4,i:   8,197,926 msg/sec
                     AtomicQueue, 5,s:   8,052,636 msg/sec
                     AtomicQueue, 5,i:   8,113,597 msg/sec
                     AtomicQueue, 6,s:   7,815,158 msg/sec
                     AtomicQueue, 6,i:   7,615,176 msg/sec
                     AtomicQueue, 7,s:   7,179,297 msg/sec
                     AtomicQueue, 7,i:   7,993,716 msg/sec
                     AtomicQueue, 8,s:   6,347,767 msg/sec
                     AtomicQueue, 8,i:   7,349,667 msg/sec
                    AtomicQueueB, 1,s: 119,341,355 msg/sec
                    AtomicQueueB, 1,i:  43,122,870 msg/sec
                    AtomicQueueB, 2,s:  11,947,382 msg/sec
                    AtomicQueueB, 2,i:  11,507,753 msg/sec
                    AtomicQueueB, 3,s:  11,029,318 msg/sec
                    AtomicQueueB, 3,i:  10,034,513 msg/sec
                    AtomicQueueB, 4,s:   7,998,490 msg/sec
                    AtomicQueueB, 4,i:   8,058,871 msg/sec
                    AtomicQueueB, 5,s:   7,681,020 msg/sec
                    AtomicQueueB, 5,i:   7,754,547 msg/sec
                    AtomicQueueB, 6,s:   7,298,059 msg/sec
                    AtomicQueueB, 6,i:   7,515,937 msg/sec
                    AtomicQueueB, 7,s:   6,873,893 msg/sec
                    AtomicQueueB, 7,i:   7,710,512 msg/sec
                    AtomicQueueB, 8,s:   6,239,745 msg/sec
                    AtomicQueueB, 8,i:   7,111,688 msg/sec
             OptimistAtomicQueue, 1,s: 822,072,988 msg/sec
             OptimistAtomicQueue, 1,i: 659,448,018 msg/sec
             OptimistAtomicQueue, 2,s:  32,163,016 msg/sec
             OptimistAtomicQueue, 2,i:  32,113,818 msg/sec
             OptimistAtomicQueue, 3,s:  36,615,608 msg/sec
             OptimistAtomicQueue, 3,i:  37,297,151 msg/sec
             OptimistAtomicQueue, 4,s:  39,260,446 msg/sec
             OptimistAtomicQueue, 4,i:  39,399,872 msg/sec
             OptimistAtomicQueue, 5,s:  41,744,505 msg/sec
             OptimistAtomicQueue, 5,i:  46,256,687 msg/sec
             OptimistAtomicQueue, 6,s:  42,447,604 msg/sec
             OptimistAtomicQueue, 6,i:  50,496,342 msg/sec
             OptimistAtomicQueue, 7,s:  45,046,164 msg/sec
             OptimistAtomicQueue, 7,i:  53,041,266 msg/sec
             OptimistAtomicQueue, 8,s:  46,293,210 msg/sec
             OptimistAtomicQueue, 8,i:  49,613,613 msg/sec
            OptimistAtomicQueueB, 1,s:  77,892,234 msg/sec
            OptimistAtomicQueueB, 1,i: 159,071,385 msg/sec
            OptimistAtomicQueueB, 2,s:  31,996,111 msg/sec
            OptimistAtomicQueueB, 2,i:  32,301,619 msg/sec
            OptimistAtomicQueueB, 3,s:  36,284,954 msg/sec
            OptimistAtomicQueueB, 3,i:  36,933,424 msg/sec
            OptimistAtomicQueueB, 4,s:  38,584,988 msg/sec
            OptimistAtomicQueueB, 4,i:  38,564,867 msg/sec
            OptimistAtomicQueueB, 5,s:  40,188,429 msg/sec
            OptimistAtomicQueueB, 5,i:  45,291,828 msg/sec
            OptimistAtomicQueueB, 6,s:  41,349,550 msg/sec
            OptimistAtomicQueueB, 6,i:  48,545,101 msg/sec
            OptimistAtomicQueueB, 7,s:  41,985,049 msg/sec
            OptimistAtomicQueueB, 7,i:  51,491,984 msg/sec
            OptimistAtomicQueueB, 8,s:  44,204,738 msg/sec
            OptimistAtomicQueueB, 8,i:  47,825,887 msg/sec
                    AtomicQueue2, 1,s:  22,893,673 msg/sec
                    AtomicQueue2, 1,i:  22,907,883 msg/sec
                    AtomicQueue2, 2,s:  11,816,957 msg/sec
                    AtomicQueue2, 2,i:  11,564,701 msg/sec
                    AtomicQueue2, 3,s:   9,402,962 msg/sec
                    AtomicQueue2, 3,i:   9,361,878 msg/sec
                    AtomicQueue2, 4,s:   8,038,377 msg/sec
                    AtomicQueue2, 4,i:   8,111,941 msg/sec
                    AtomicQueue2, 5,s:   7,904,642 msg/sec
                    AtomicQueue2, 5,i:   7,975,593 msg/sec
                    AtomicQueue2, 6,s:   7,909,159 msg/sec
                    AtomicQueue2, 6,i:   7,536,260 msg/sec
                    AtomicQueue2, 7,s:   7,207,448 msg/sec
                    AtomicQueue2, 7,i:   7,872,984 msg/sec
                    AtomicQueue2, 8,s:   6,364,506 msg/sec
                    AtomicQueue2, 8,i:   7,288,964 msg/sec
                   AtomicQueueB2, 1,s:  36,129,398 msg/sec
                   AtomicQueueB2, 1,i:  32,645,786 msg/sec
                   AtomicQueueB2, 2,s:  11,463,512 msg/sec
                   AtomicQueueB2, 2,i:  11,137,713 msg/sec
                   AtomicQueueB2, 3,s:   9,603,666 msg/sec
                   AtomicQueueB2, 3,i:   9,536,725 msg/sec
                   AtomicQueueB2, 4,s:   7,902,606 msg/sec
                   AtomicQueueB2, 4,i:   7,885,880 msg/sec
                   AtomicQueueB2, 5,s:   7,415,857 msg/sec
                   AtomicQueueB2, 5,i:   7,752,128 msg/sec
                   AtomicQueueB2, 6,s:   7,262,086 msg/sec
                   AtomicQueueB2, 6,i:   7,415,165 msg/sec
                   AtomicQueueB2, 7,s:   6,901,286 msg/sec
                   AtomicQueueB2, 7,i:   7,667,921 msg/sec
                   AtomicQueueB2, 8,s:   6,254,015 msg/sec
                   AtomicQueueB2, 8,i:   7,094,828 msg/sec
            OptimistAtomicQueue2, 1,s:  44,589,176 msg/sec
            OptimistAtomicQueue2, 1,i:  32,067,215 msg/sec
            OptimistAtomicQueue2, 2,s:  26,196,304 msg/sec
            OptimistAtomicQueue2, 2,i:  24,029,187 msg/sec
            OptimistAtomicQueue2, 3,s:  30,316,577 msg/sec
            OptimistAtomicQueue2, 3,i:  30,114,738 msg/sec
            OptimistAtomicQueue2, 4,s:  33,229,617 msg/sec
            OptimistAtomicQueue2, 4,i:  33,100,009 msg/sec
            OptimistAtomicQueue2, 5,s:  37,461,373 msg/sec
            OptimistAtomicQueue2, 5,i:  40,311,288 msg/sec
            OptimistAtomicQueue2, 6,s:  40,166,535 msg/sec
            OptimistAtomicQueue2, 6,i:  49,378,441 msg/sec
            OptimistAtomicQueue2, 7,s:  42,618,315 msg/sec
            OptimistAtomicQueue2, 7,i:  51,370,732 msg/sec
            OptimistAtomicQueue2, 8,s:  44,334,442 msg/sec
            OptimistAtomicQueue2, 8,i:  48,737,719 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,119,873 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,875,672 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,933,847 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,174,778 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,218,288 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,506,184 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,327,995 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,235,910 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,594,160 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,270,829 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,362,729 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,448,145 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,314,334 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,330,541 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,116,363 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,090,056 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000272 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000271 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000216 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[239] 165m:56s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,338,328 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,540,733 msg/sec
          boost::lockfree::queue, 1,s:   6,865,715 msg/sec
          boost::lockfree::queue, 1,i:   6,908,047 msg/sec
          boost::lockfree::queue, 2,s:   7,677,992 msg/sec
          boost::lockfree::queue, 2,i:   7,439,177 msg/sec
          boost::lockfree::queue, 3,s:   7,508,557 msg/sec
          boost::lockfree::queue, 3,i:   7,576,767 msg/sec
          boost::lockfree::queue, 4,s:   6,415,945 msg/sec
          boost::lockfree::queue, 4,i:   6,796,853 msg/sec
          boost::lockfree::queue, 5,s:   6,445,775 msg/sec
          boost::lockfree::queue, 5,i:   6,493,999 msg/sec
          boost::lockfree::queue, 6,s:   5,954,180 msg/sec
          boost::lockfree::queue, 6,i:   6,097,946 msg/sec
          boost::lockfree::queue, 7,s:   5,906,254 msg/sec
          boost::lockfree::queue, 7,i:   5,902,197 msg/sec
          boost::lockfree::queue, 8,s:   5,464,126 msg/sec
          boost::lockfree::queue, 8,i:   5,673,571 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 152,003,624 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 118,414,040 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,581,680 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,707,997 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,154,347 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,415,785 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,196,158 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,795,629 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,830,974 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,895,100 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  42,054,527 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,674,334 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,522,249 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,526,601 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,379,105 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,360,102 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,273,207 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,052,110 msg/sec
                pthread_spinlock, 1,s:  29,232,654 msg/sec
                pthread_spinlock, 1,i:  25,329,972 msg/sec
                pthread_spinlock, 2,s:  15,850,564 msg/sec
                pthread_spinlock, 2,i:  16,996,561 msg/sec
                pthread_spinlock, 3,s:   8,351,830 msg/sec
                pthread_spinlock, 3,i:  11,963,558 msg/sec
                pthread_spinlock, 4,s:   6,483,410 msg/sec
                pthread_spinlock, 4,i:   9,030,771 msg/sec
                pthread_spinlock, 5,s:   8,838,602 msg/sec
                pthread_spinlock, 5,i:   9,285,753 msg/sec
                pthread_spinlock, 6,s:   8,285,258 msg/sec
                pthread_spinlock, 6,i:   8,587,667 msg/sec
                pthread_spinlock, 7,s:   7,519,554 msg/sec
                pthread_spinlock, 7,i:   7,724,060 msg/sec
                pthread_spinlock, 8,s:   6,684,847 msg/sec
                pthread_spinlock, 8,i:   7,407,582 msg/sec
                      std::mutex, 1,s:   8,886,205 msg/sec
                      std::mutex, 1,i:   8,212,851 msg/sec
                      std::mutex, 2,s:   6,598,427 msg/sec
                      std::mutex, 2,i:   6,311,091 msg/sec
                      std::mutex, 3,s:   6,423,436 msg/sec
                      std::mutex, 3,i:   6,438,358 msg/sec
                      std::mutex, 4,s:   6,763,091 msg/sec
                      std::mutex, 4,i:   6,819,021 msg/sec
                      std::mutex, 5,s:   6,504,327 msg/sec
                      std::mutex, 5,i:   6,401,632 msg/sec
                      std::mutex, 6,s:   5,926,005 msg/sec
                      std::mutex, 6,i:   6,225,078 msg/sec
                      std::mutex, 7,s:   6,171,061 msg/sec
                      std::mutex, 7,i:   6,101,987 msg/sec
                      std::mutex, 8,s:   6,045,835 msg/sec
                      std::mutex, 8,i:   6,011,977 msg/sec
                 tbb::spin_mutex, 1,s:  37,957,505 msg/sec
                 tbb::spin_mutex, 1,i:  33,132,612 msg/sec
                 tbb::spin_mutex, 2,s:  21,134,416 msg/sec
                 tbb::spin_mutex, 2,i:  18,474,796 msg/sec
                 tbb::spin_mutex, 3,s:   7,751,953 msg/sec
                 tbb::spin_mutex, 3,i:  10,150,201 msg/sec
                 tbb::spin_mutex, 4,s:   3,166,845 msg/sec
                 tbb::spin_mutex, 4,i:   6,354,804 msg/sec
                 tbb::spin_mutex, 5,s:   5,233,771 msg/sec
                 tbb::spin_mutex, 5,i:   5,723,389 msg/sec
                 tbb::spin_mutex, 6,s:   5,263,099 msg/sec
                 tbb::spin_mutex, 6,i:   4,302,308 msg/sec
                 tbb::spin_mutex, 7,s:   4,878,419 msg/sec
                 tbb::spin_mutex, 7,i:   4,347,780 msg/sec
                 tbb::spin_mutex, 8,s:   4,245,174 msg/sec
                 tbb::spin_mutex, 8,i:   4,232,490 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,585,943 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,085,323 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,094,601 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,929,386 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,009,927 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,648,430 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,351,912 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,219,079 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,696,395 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,201,604 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,779,210 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,419,504 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,899,684 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,619,655 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,042,180 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,766,643 msg/sec
     xenium::michael_scott_queue, 1,s:   9,167,103 msg/sec
     xenium::michael_scott_queue, 1,i:   9,107,341 msg/sec
     xenium::michael_scott_queue, 2,s:   8,398,671 msg/sec
     xenium::michael_scott_queue, 2,i:   8,565,847 msg/sec
     xenium::michael_scott_queue, 3,s:   7,310,724 msg/sec
     xenium::michael_scott_queue, 3,i:   7,553,982 msg/sec
     xenium::michael_scott_queue, 4,s:   6,369,193 msg/sec
     xenium::michael_scott_queue, 4,i:   6,361,709 msg/sec
     xenium::michael_scott_queue, 5,s:   6,328,927 msg/sec
     xenium::michael_scott_queue, 5,i:   6,662,629 msg/sec
     xenium::michael_scott_queue, 6,s:   6,482,855 msg/sec
     xenium::michael_scott_queue, 6,i:   7,118,668 msg/sec
     xenium::michael_scott_queue, 7,s:   6,305,065 msg/sec
     xenium::michael_scott_queue, 7,i:   6,728,490 msg/sec
     xenium::michael_scott_queue, 8,s:   6,093,595 msg/sec
     xenium::michael_scott_queue, 8,i:   6,146,925 msg/sec
         xenium::ramalhete_queue, 1,s:  31,719,628 msg/sec
         xenium::ramalhete_queue, 1,i:  32,091,711 msg/sec
         xenium::ramalhete_queue, 2,s:  23,454,747 msg/sec
         xenium::ramalhete_queue, 2,i:  23,322,258 msg/sec
         xenium::ramalhete_queue, 3,s:  29,135,334 msg/sec
         xenium::ramalhete_queue, 3,i:  28,393,297 msg/sec
         xenium::ramalhete_queue, 4,s:  33,734,365 msg/sec
         xenium::ramalhete_queue, 4,i:  33,438,486 msg/sec
         xenium::ramalhete_queue, 5,s:  32,191,273 msg/sec
         xenium::ramalhete_queue, 5,i:  36,139,902 msg/sec
         xenium::ramalhete_queue, 6,s:  34,273,649 msg/sec
         xenium::ramalhete_queue, 6,i:  39,698,841 msg/sec
         xenium::ramalhete_queue, 7,s:  35,157,545 msg/sec
         xenium::ramalhete_queue, 7,i:  41,472,131 msg/sec
         xenium::ramalhete_queue, 8,s:  35,495,801 msg/sec
         xenium::ramalhete_queue, 8,i:  44,021,899 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,492,164 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,748,468 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,469,867 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,418,463 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,485,083 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,831,838 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,443,380 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,239,031 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,273,091 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,253,822 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,931,365 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,507,506 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,205,758 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,019,533 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,399,710 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,311,893 msg/sec
                     AtomicQueue, 1,s:  62,353,834 msg/sec
                     AtomicQueue, 1,i:  56,568,984 msg/sec
                     AtomicQueue, 2,s:  12,259,851 msg/sec
                     AtomicQueue, 2,i:  11,742,839 msg/sec
                     AtomicQueue, 3,s:  10,808,223 msg/sec
                     AtomicQueue, 3,i:   9,953,754 msg/sec
                     AtomicQueue, 4,s:   8,203,833 msg/sec
                     AtomicQueue, 4,i:   8,186,742 msg/sec
                     AtomicQueue, 5,s:   7,973,301 msg/sec
                     AtomicQueue, 5,i:   8,050,324 msg/sec
                     AtomicQueue, 6,s:   7,968,406 msg/sec
                     AtomicQueue, 6,i:   7,612,027 msg/sec
                     AtomicQueue, 7,s:   7,186,881 msg/sec
                     AtomicQueue, 7,i:   7,965,781 msg/sec
                     AtomicQueue, 8,s:   6,336,338 msg/sec
                     AtomicQueue, 8,i:   7,452,762 msg/sec
                    AtomicQueueB, 1,s:  64,523,235 msg/sec
                    AtomicQueueB, 1,i:  43,282,184 msg/sec
                    AtomicQueueB, 2,s:  11,842,160 msg/sec
                    AtomicQueueB, 2,i:  11,467,172 msg/sec
                    AtomicQueueB, 3,s:  11,067,082 msg/sec
                    AtomicQueueB, 3,i:  10,169,407 msg/sec
                    AtomicQueueB, 4,s:   8,080,598 msg/sec
                    AtomicQueueB, 4,i:   8,026,575 msg/sec
                    AtomicQueueB, 5,s:   7,536,008 msg/sec
                    AtomicQueueB, 5,i:   7,808,803 msg/sec
                    AtomicQueueB, 6,s:   7,339,533 msg/sec
                    AtomicQueueB, 6,i:   7,534,364 msg/sec
                    AtomicQueueB, 7,s:   6,829,727 msg/sec
                    AtomicQueueB, 7,i:   7,727,947 msg/sec
                    AtomicQueueB, 8,s:   6,247,836 msg/sec
                    AtomicQueueB, 8,i:   7,182,238 msg/sec
             OptimistAtomicQueue, 1,s: 780,846,156 msg/sec
             OptimistAtomicQueue, 1,i: 594,597,398 msg/sec
             OptimistAtomicQueue, 2,s:  32,660,058 msg/sec
             OptimistAtomicQueue, 2,i:  32,731,259 msg/sec
             OptimistAtomicQueue, 3,s:  36,677,159 msg/sec
             OptimistAtomicQueue, 3,i:  37,413,584 msg/sec
             OptimistAtomicQueue, 4,s:  39,274,433 msg/sec
             OptimistAtomicQueue, 4,i:  39,381,361 msg/sec
             OptimistAtomicQueue, 5,s:  42,467,553 msg/sec
             OptimistAtomicQueue, 5,i:  47,076,316 msg/sec
             OptimistAtomicQueue, 6,s:  42,767,031 msg/sec
             OptimistAtomicQueue, 6,i:  49,861,280 msg/sec
             OptimistAtomicQueue, 7,s:  44,364,130 msg/sec
             OptimistAtomicQueue, 7,i:  53,123,239 msg/sec
             OptimistAtomicQueue, 8,s:  46,368,323 msg/sec
             OptimistAtomicQueue, 8,i:  48,500,671 msg/sec
            OptimistAtomicQueueB, 1,s: 191,720,281 msg/sec
            OptimistAtomicQueueB, 1,i: 200,168,712 msg/sec
            OptimistAtomicQueueB, 2,s:  32,186,189 msg/sec
            OptimistAtomicQueueB, 2,i:  32,161,369 msg/sec
            OptimistAtomicQueueB, 3,s:  36,299,389 msg/sec
            OptimistAtomicQueueB, 3,i:  36,940,526 msg/sec
            OptimistAtomicQueueB, 4,s:  38,641,973 msg/sec
            OptimistAtomicQueueB, 4,i:  38,655,415 msg/sec
            OptimistAtomicQueueB, 5,s:  40,943,603 msg/sec
            OptimistAtomicQueueB, 5,i:  45,387,576 msg/sec
            OptimistAtomicQueueB, 6,s:  41,311,520 msg/sec
            OptimistAtomicQueueB, 6,i:  49,099,920 msg/sec
            OptimistAtomicQueueB, 7,s:  41,760,226 msg/sec
            OptimistAtomicQueueB, 7,i:  50,612,719 msg/sec
            OptimistAtomicQueueB, 8,s:  44,500,327 msg/sec
            OptimistAtomicQueueB, 8,i:  47,831,949 msg/sec
                    AtomicQueue2, 1,s:  23,120,528 msg/sec
                    AtomicQueue2, 1,i:  23,076,704 msg/sec
                    AtomicQueue2, 2,s:  11,976,745 msg/sec
                    AtomicQueue2, 2,i:  11,494,596 msg/sec
                    AtomicQueue2, 3,s:   9,399,084 msg/sec
                    AtomicQueue2, 3,i:   9,465,725 msg/sec
                    AtomicQueue2, 4,s:   8,119,891 msg/sec
                    AtomicQueue2, 4,i:   8,037,411 msg/sec
                    AtomicQueue2, 5,s:   7,943,910 msg/sec
                    AtomicQueue2, 5,i:   8,012,554 msg/sec
                    AtomicQueue2, 6,s:   7,860,318 msg/sec
                    AtomicQueue2, 6,i:   7,531,457 msg/sec
                    AtomicQueue2, 7,s:   7,138,064 msg/sec
                    AtomicQueue2, 7,i:   7,873,570 msg/sec
                    AtomicQueue2, 8,s:   6,381,223 msg/sec
                    AtomicQueue2, 8,i:   7,385,334 msg/sec
                   AtomicQueueB2, 1,s:  35,989,103 msg/sec
                   AtomicQueueB2, 1,i:  32,646,416 msg/sec
                   AtomicQueueB2, 2,s:  11,364,487 msg/sec
                   AtomicQueueB2, 2,i:  11,121,270 msg/sec
                   AtomicQueueB2, 3,s:   9,559,424 msg/sec
                   AtomicQueueB2, 3,i:   9,590,982 msg/sec
                   AtomicQueueB2, 4,s:   7,980,656 msg/sec
                   AtomicQueueB2, 4,i:   7,769,315 msg/sec
                   AtomicQueueB2, 5,s:   7,392,559 msg/sec
                   AtomicQueueB2, 5,i:   7,726,407 msg/sec
                   AtomicQueueB2, 6,s:   7,096,798 msg/sec
                   AtomicQueueB2, 6,i:   7,465,966 msg/sec
                   AtomicQueueB2, 7,s:   6,916,231 msg/sec
                   AtomicQueueB2, 7,i:   7,733,488 msg/sec
                   AtomicQueueB2, 8,s:   6,252,569 msg/sec
                   AtomicQueueB2, 8,i:   7,065,576 msg/sec
            OptimistAtomicQueue2, 1,s: 458,512,893 msg/sec
            OptimistAtomicQueue2, 1,i:  30,056,523 msg/sec
            OptimistAtomicQueue2, 2,s:  26,258,402 msg/sec
            OptimistAtomicQueue2, 2,i:  22,634,372 msg/sec
            OptimistAtomicQueue2, 3,s:  30,542,373 msg/sec
            OptimistAtomicQueue2, 3,i:  29,634,634 msg/sec
            OptimistAtomicQueue2, 4,s:  33,385,575 msg/sec
            OptimistAtomicQueue2, 4,i:  33,566,687 msg/sec
            OptimistAtomicQueue2, 5,s:  37,296,431 msg/sec
            OptimistAtomicQueue2, 5,i:  40,075,590 msg/sec
            OptimistAtomicQueue2, 6,s:  40,438,261 msg/sec
            OptimistAtomicQueue2, 6,i:  48,874,386 msg/sec
            OptimistAtomicQueue2, 7,s:  42,834,621 msg/sec
            OptimistAtomicQueue2, 7,i:  51,337,644 msg/sec
            OptimistAtomicQueue2, 8,s:  43,932,516 msg/sec
            OptimistAtomicQueue2, 8,i:  49,691,938 msg/sec
           OptimistAtomicQueueB2, 1,s:  73,047,527 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,875,433 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,803,100 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,197,100 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,791,788 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,995,220 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,291,759 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,095,811 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,497,758 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,253,909 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,796,538 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,108,233 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,861,421 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,245,877 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,344,554 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,112,010 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000298 sec/round-trip
                      std::mutex: 0.000000456 sec/round-trip
                 tbb::spin_mutex: 0.000000275 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[240] 164m:38s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,886,758 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,177,880 msg/sec
          boost::lockfree::queue, 1,s:   6,864,746 msg/sec
          boost::lockfree::queue, 1,i:   6,903,566 msg/sec
          boost::lockfree::queue, 2,s:   7,670,856 msg/sec
          boost::lockfree::queue, 2,i:   7,602,916 msg/sec
          boost::lockfree::queue, 3,s:   7,383,182 msg/sec
          boost::lockfree::queue, 3,i:   7,529,758 msg/sec
          boost::lockfree::queue, 4,s:   6,422,935 msg/sec
          boost::lockfree::queue, 4,i:   6,850,943 msg/sec
          boost::lockfree::queue, 5,s:   6,408,746 msg/sec
          boost::lockfree::queue, 5,i:   6,459,411 msg/sec
          boost::lockfree::queue, 6,s:   5,968,349 msg/sec
          boost::lockfree::queue, 6,i:   6,088,018 msg/sec
          boost::lockfree::queue, 7,s:   6,032,846 msg/sec
          boost::lockfree::queue, 7,i:   6,006,174 msg/sec
          boost::lockfree::queue, 8,s:   5,430,190 msg/sec
          boost::lockfree::queue, 8,i:   5,632,533 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 309,369,016 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 146,838,021 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,510,528 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,440,172 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,804,002 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,762,132 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,536,004 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,476,994 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,809,383 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,883,157 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,262,599 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,670,373 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,572,036 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  63,384,866 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,009,650 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,493,343 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,582,152 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,798,074 msg/sec
                pthread_spinlock, 1,s:  28,743,787 msg/sec
                pthread_spinlock, 1,i:  25,362,187 msg/sec
                pthread_spinlock, 2,s:  16,061,586 msg/sec
                pthread_spinlock, 2,i:  18,062,928 msg/sec
                pthread_spinlock, 3,s:   8,327,167 msg/sec
                pthread_spinlock, 3,i:  11,957,079 msg/sec
                pthread_spinlock, 4,s:   6,554,862 msg/sec
                pthread_spinlock, 4,i:   9,184,368 msg/sec
                pthread_spinlock, 5,s:   8,605,915 msg/sec
                pthread_spinlock, 5,i:   9,501,544 msg/sec
                pthread_spinlock, 6,s:   8,260,903 msg/sec
                pthread_spinlock, 6,i:   8,555,835 msg/sec
                pthread_spinlock, 7,s:   8,126,242 msg/sec
                pthread_spinlock, 7,i:   7,707,927 msg/sec
                pthread_spinlock, 8,s:   6,705,463 msg/sec
                pthread_spinlock, 8,i:   6,852,641 msg/sec
                      std::mutex, 1,s:   7,461,385 msg/sec
                      std::mutex, 1,i:   7,468,640 msg/sec
                      std::mutex, 2,s:   5,894,486 msg/sec
                      std::mutex, 2,i:   5,950,481 msg/sec
                      std::mutex, 3,s:   6,114,302 msg/sec
                      std::mutex, 3,i:   5,781,552 msg/sec
                      std::mutex, 4,s:   6,323,402 msg/sec
                      std::mutex, 4,i:   6,236,185 msg/sec
                      std::mutex, 5,s:   6,071,320 msg/sec
                      std::mutex, 5,i:   5,775,348 msg/sec
                      std::mutex, 6,s:   5,955,878 msg/sec
                      std::mutex, 6,i:   5,987,538 msg/sec
                      std::mutex, 7,s:   5,836,273 msg/sec
                      std::mutex, 7,i:   5,821,720 msg/sec
                      std::mutex, 8,s:   5,731,118 msg/sec
                      std::mutex, 8,i:   5,654,658 msg/sec
                 tbb::spin_mutex, 1,s:  37,654,914 msg/sec
                 tbb::spin_mutex, 1,i:  37,449,326 msg/sec
                 tbb::spin_mutex, 2,s:  21,304,889 msg/sec
                 tbb::spin_mutex, 2,i:  18,311,589 msg/sec
                 tbb::spin_mutex, 3,s:   7,308,243 msg/sec
                 tbb::spin_mutex, 3,i:  11,129,049 msg/sec
                 tbb::spin_mutex, 4,s:   3,108,789 msg/sec
                 tbb::spin_mutex, 4,i:   6,357,455 msg/sec
                 tbb::spin_mutex, 5,s:   5,468,716 msg/sec
                 tbb::spin_mutex, 5,i:   5,702,381 msg/sec
                 tbb::spin_mutex, 6,s:   5,324,634 msg/sec
                 tbb::spin_mutex, 6,i:   4,315,653 msg/sec
                 tbb::spin_mutex, 7,s:   4,661,451 msg/sec
                 tbb::spin_mutex, 7,i:   4,295,226 msg/sec
                 tbb::spin_mutex, 8,s:   4,251,569 msg/sec
                 tbb::spin_mutex, 8,i:   4,103,920 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,284,081 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,364,583 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,551,086 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,032,466 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,136,592 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,921,152 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,430,407 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,323,301 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,694,278 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,882,385 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,054,185 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,026,631 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,937,923 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,945,081 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,954,961 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,096,657 msg/sec
     xenium::michael_scott_queue, 1,s:  10,098,425 msg/sec
     xenium::michael_scott_queue, 1,i:   9,965,366 msg/sec
     xenium::michael_scott_queue, 2,s:   8,557,417 msg/sec
     xenium::michael_scott_queue, 2,i:   8,514,207 msg/sec
     xenium::michael_scott_queue, 3,s:   7,191,269 msg/sec
     xenium::michael_scott_queue, 3,i:   7,549,573 msg/sec
     xenium::michael_scott_queue, 4,s:   6,271,068 msg/sec
     xenium::michael_scott_queue, 4,i:   6,303,377 msg/sec
     xenium::michael_scott_queue, 5,s:   6,335,570 msg/sec
     xenium::michael_scott_queue, 5,i:   6,708,033 msg/sec
     xenium::michael_scott_queue, 6,s:   6,558,191 msg/sec
     xenium::michael_scott_queue, 6,i:   7,007,229 msg/sec
     xenium::michael_scott_queue, 7,s:   6,306,646 msg/sec
     xenium::michael_scott_queue, 7,i:   6,429,863 msg/sec
     xenium::michael_scott_queue, 8,s:   6,012,670 msg/sec
     xenium::michael_scott_queue, 8,i:   6,156,693 msg/sec
         xenium::ramalhete_queue, 1,s:  31,950,165 msg/sec
         xenium::ramalhete_queue, 1,i:  31,248,459 msg/sec
         xenium::ramalhete_queue, 2,s:  23,505,848 msg/sec
         xenium::ramalhete_queue, 2,i:  23,357,325 msg/sec
         xenium::ramalhete_queue, 3,s:  29,195,621 msg/sec
         xenium::ramalhete_queue, 3,i:  28,529,689 msg/sec
         xenium::ramalhete_queue, 4,s:  33,864,090 msg/sec
         xenium::ramalhete_queue, 4,i:  33,428,986 msg/sec
         xenium::ramalhete_queue, 5,s:  32,077,590 msg/sec
         xenium::ramalhete_queue, 5,i:  35,722,905 msg/sec
         xenium::ramalhete_queue, 6,s:  34,017,143 msg/sec
         xenium::ramalhete_queue, 6,i:  39,493,287 msg/sec
         xenium::ramalhete_queue, 7,s:  35,178,975 msg/sec
         xenium::ramalhete_queue, 7,i:  41,990,492 msg/sec
         xenium::ramalhete_queue, 8,s:  35,528,949 msg/sec
         xenium::ramalhete_queue, 8,i:  44,144,725 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,142,294 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,131,179 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,559,928 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,646,174 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,636,538 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,270,308 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,548,747 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,488,978 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,541,683 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,532,118 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,029,618 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,180,510 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,133,700 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,317,852 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,429,939 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,257,719 msg/sec
                     AtomicQueue, 1,s:  63,836,513 msg/sec
                     AtomicQueue, 1,i:  56,644,174 msg/sec
                     AtomicQueue, 2,s:  12,274,958 msg/sec
                     AtomicQueue, 2,i:  11,752,113 msg/sec
                     AtomicQueue, 3,s:  10,819,103 msg/sec
                     AtomicQueue, 3,i:   9,932,184 msg/sec
                     AtomicQueue, 4,s:   8,221,188 msg/sec
                     AtomicQueue, 4,i:   8,179,804 msg/sec
                     AtomicQueue, 5,s:   8,033,866 msg/sec
                     AtomicQueue, 5,i:   8,164,037 msg/sec
                     AtomicQueue, 6,s:   7,725,067 msg/sec
                     AtomicQueue, 6,i:   7,602,578 msg/sec
                     AtomicQueue, 7,s:   7,168,777 msg/sec
                     AtomicQueue, 7,i:   7,787,556 msg/sec
                     AtomicQueue, 8,s:   6,366,594 msg/sec
                     AtomicQueue, 8,i:   7,305,016 msg/sec
                    AtomicQueueB, 1,s:  43,841,184 msg/sec
                    AtomicQueueB, 1,i:  43,018,690 msg/sec
                    AtomicQueueB, 2,s:  11,969,534 msg/sec
                    AtomicQueueB, 2,i:  11,469,933 msg/sec
                    AtomicQueueB, 3,s:  10,971,828 msg/sec
                    AtomicQueueB, 3,i:  10,118,024 msg/sec
                    AtomicQueueB, 4,s:   8,087,062 msg/sec
                    AtomicQueueB, 4,i:   8,074,024 msg/sec
                    AtomicQueueB, 5,s:   7,537,579 msg/sec
                    AtomicQueueB, 5,i:   7,791,279 msg/sec
                    AtomicQueueB, 6,s:   7,154,856 msg/sec
                    AtomicQueueB, 6,i:   7,536,730 msg/sec
                    AtomicQueueB, 7,s:   6,917,700 msg/sec
                    AtomicQueueB, 7,i:   7,714,161 msg/sec
                    AtomicQueueB, 8,s:   6,211,350 msg/sec
                    AtomicQueueB, 8,i:   7,151,137 msg/sec
             OptimistAtomicQueue, 1,s: 755,734,799 msg/sec
             OptimistAtomicQueue, 1,i: 727,767,874 msg/sec
             OptimistAtomicQueue, 2,s:  32,624,974 msg/sec
             OptimistAtomicQueue, 2,i:  32,704,913 msg/sec
             OptimistAtomicQueue, 3,s:  36,647,838 msg/sec
             OptimistAtomicQueue, 3,i:  37,378,786 msg/sec
             OptimistAtomicQueue, 4,s:  39,278,899 msg/sec
             OptimistAtomicQueue, 4,i:  39,408,776 msg/sec
             OptimistAtomicQueue, 5,s:  42,459,418 msg/sec
             OptimistAtomicQueue, 5,i:  46,408,150 msg/sec
             OptimistAtomicQueue, 6,s:  42,089,328 msg/sec
             OptimistAtomicQueue, 6,i:  50,488,453 msg/sec
             OptimistAtomicQueue, 7,s:  45,325,998 msg/sec
             OptimistAtomicQueue, 7,i:  53,051,745 msg/sec
             OptimistAtomicQueue, 8,s:  46,445,120 msg/sec
             OptimistAtomicQueue, 8,i:  48,923,753 msg/sec
            OptimistAtomicQueueB, 1,s: 233,735,336 msg/sec
            OptimistAtomicQueueB, 1,i:  76,501,761 msg/sec
            OptimistAtomicQueueB, 2,s:  32,153,954 msg/sec
            OptimistAtomicQueueB, 2,i:  32,130,727 msg/sec
            OptimistAtomicQueueB, 3,s:  36,320,667 msg/sec
            OptimistAtomicQueueB, 3,i:  36,840,832 msg/sec
            OptimistAtomicQueueB, 4,s:  38,618,409 msg/sec
            OptimistAtomicQueueB, 4,i:  38,675,931 msg/sec
            OptimistAtomicQueueB, 5,s:  40,925,453 msg/sec
            OptimistAtomicQueueB, 5,i:  45,348,517 msg/sec
            OptimistAtomicQueueB, 6,s:  40,527,843 msg/sec
            OptimistAtomicQueueB, 6,i:  49,150,955 msg/sec
            OptimistAtomicQueueB, 7,s:  42,105,290 msg/sec
            OptimistAtomicQueueB, 7,i:  51,392,250 msg/sec
            OptimistAtomicQueueB, 8,s:  44,384,208 msg/sec
            OptimistAtomicQueueB, 8,i:  48,087,923 msg/sec
                    AtomicQueue2, 1,s:  23,277,257 msg/sec
                    AtomicQueue2, 1,i:  22,879,878 msg/sec
                    AtomicQueue2, 2,s:  11,796,287 msg/sec
                    AtomicQueue2, 2,i:  11,396,731 msg/sec
                    AtomicQueue2, 3,s:   9,428,133 msg/sec
                    AtomicQueue2, 3,i:   9,403,054 msg/sec
                    AtomicQueue2, 4,s:   8,059,781 msg/sec
                    AtomicQueue2, 4,i:   8,063,385 msg/sec
                    AtomicQueue2, 5,s:   7,941,459 msg/sec
                    AtomicQueue2, 5,i:   8,094,865 msg/sec
                    AtomicQueue2, 6,s:   7,729,996 msg/sec
                    AtomicQueue2, 6,i:   7,508,481 msg/sec
                    AtomicQueue2, 7,s:   7,046,337 msg/sec
                    AtomicQueue2, 7,i:   7,874,785 msg/sec
                    AtomicQueue2, 8,s:   6,402,112 msg/sec
                    AtomicQueue2, 8,i:   7,371,227 msg/sec
                   AtomicQueueB2, 1,s:  39,132,575 msg/sec
                   AtomicQueueB2, 1,i:  33,438,453 msg/sec
                   AtomicQueueB2, 2,s:  11,494,101 msg/sec
                   AtomicQueueB2, 2,i:  11,156,457 msg/sec
                   AtomicQueueB2, 3,s:   9,569,693 msg/sec
                   AtomicQueueB2, 3,i:   9,540,955 msg/sec
                   AtomicQueueB2, 4,s:   7,981,053 msg/sec
                   AtomicQueueB2, 4,i:   7,976,969 msg/sec
                   AtomicQueueB2, 5,s:   7,562,567 msg/sec
                   AtomicQueueB2, 5,i:   7,648,066 msg/sec
                   AtomicQueueB2, 6,s:   7,163,917 msg/sec
                   AtomicQueueB2, 6,i:   7,427,957 msg/sec
                   AtomicQueueB2, 7,s:   6,903,591 msg/sec
                   AtomicQueueB2, 7,i:   7,718,170 msg/sec
                   AtomicQueueB2, 8,s:   6,246,991 msg/sec
                   AtomicQueueB2, 8,i:   7,099,114 msg/sec
            OptimistAtomicQueue2, 1,s:  32,576,654 msg/sec
            OptimistAtomicQueue2, 1,i:  29,640,424 msg/sec
            OptimistAtomicQueue2, 2,s:  24,264,724 msg/sec
            OptimistAtomicQueue2, 2,i:  25,954,762 msg/sec
            OptimistAtomicQueue2, 3,s:  30,374,317 msg/sec
            OptimistAtomicQueue2, 3,i:  29,976,183 msg/sec
            OptimistAtomicQueue2, 4,s:  33,197,960 msg/sec
            OptimistAtomicQueue2, 4,i:  32,967,630 msg/sec
            OptimistAtomicQueue2, 5,s:  37,200,222 msg/sec
            OptimistAtomicQueue2, 5,i:  40,754,366 msg/sec
            OptimistAtomicQueue2, 6,s:  40,095,647 msg/sec
            OptimistAtomicQueue2, 6,i:  49,279,520 msg/sec
            OptimistAtomicQueue2, 7,s:  42,642,324 msg/sec
            OptimistAtomicQueue2, 7,i:  48,203,801 msg/sec
            OptimistAtomicQueue2, 8,s:  43,925,282 msg/sec
            OptimistAtomicQueue2, 8,i:  48,483,202 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,056,205 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,871,195 msg/sec
           OptimistAtomicQueueB2, 2,s:  25,731,135 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,254,887 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,729,165 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,094,562 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,152,301 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,999,056 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,691,823 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,586,755 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,261,229 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,313,922 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,720,288 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,374,209 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,822,554 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,266,791 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000289 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000254 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[241] 163m:19s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  72,141,565 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,072,524 msg/sec
          boost::lockfree::queue, 1,s:   6,891,906 msg/sec
          boost::lockfree::queue, 1,i:   6,896,428 msg/sec
          boost::lockfree::queue, 2,s:   7,627,246 msg/sec
          boost::lockfree::queue, 2,i:   7,551,298 msg/sec
          boost::lockfree::queue, 3,s:   7,415,382 msg/sec
          boost::lockfree::queue, 3,i:   7,541,214 msg/sec
          boost::lockfree::queue, 4,s:   6,421,754 msg/sec
          boost::lockfree::queue, 4,i:   6,742,886 msg/sec
          boost::lockfree::queue, 5,s:   6,413,256 msg/sec
          boost::lockfree::queue, 5,i:   6,469,041 msg/sec
          boost::lockfree::queue, 6,s:   5,927,503 msg/sec
          boost::lockfree::queue, 6,i:   6,127,027 msg/sec
          boost::lockfree::queue, 7,s:   5,954,084 msg/sec
          boost::lockfree::queue, 7,i:   5,993,100 msg/sec
          boost::lockfree::queue, 8,s:   5,535,050 msg/sec
          boost::lockfree::queue, 8,i:   5,581,277 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  63,300,025 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  55,421,149 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,444,893 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,648,411 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,012,002 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,920,617 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,794,010 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,656,395 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,305,563 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,096,534 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,196,281 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,971,854 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,062,547 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,073,713 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,130,454 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,227,000 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,549,076 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,765,614 msg/sec
                pthread_spinlock, 1,s:  29,041,146 msg/sec
                pthread_spinlock, 1,i:  25,450,147 msg/sec
                pthread_spinlock, 2,s:  15,492,294 msg/sec
                pthread_spinlock, 2,i:  18,312,194 msg/sec
                pthread_spinlock, 3,s:   8,335,947 msg/sec
                pthread_spinlock, 3,i:  12,157,316 msg/sec
                pthread_spinlock, 4,s:   6,530,057 msg/sec
                pthread_spinlock, 4,i:   8,931,608 msg/sec
                pthread_spinlock, 5,s:   8,612,098 msg/sec
                pthread_spinlock, 5,i:   9,435,508 msg/sec
                pthread_spinlock, 6,s:   8,498,038 msg/sec
                pthread_spinlock, 6,i:   8,400,013 msg/sec
                pthread_spinlock, 7,s:   7,587,376 msg/sec
                pthread_spinlock, 7,i:   7,773,201 msg/sec
                pthread_spinlock, 8,s:   6,636,616 msg/sec
                pthread_spinlock, 8,i:   6,999,361 msg/sec
                      std::mutex, 1,s:   6,396,486 msg/sec
                      std::mutex, 1,i:   6,509,656 msg/sec
                      std::mutex, 2,s:   5,427,667 msg/sec
                      std::mutex, 2,i:   5,526,807 msg/sec
                      std::mutex, 3,s:   5,014,946 msg/sec
                      std::mutex, 3,i:   5,407,325 msg/sec
                      std::mutex, 4,s:   5,106,360 msg/sec
                      std::mutex, 4,i:   6,243,458 msg/sec
                      std::mutex, 5,s:   5,999,314 msg/sec
                      std::mutex, 5,i:   5,993,165 msg/sec
                      std::mutex, 6,s:   5,709,924 msg/sec
                      std::mutex, 6,i:   5,886,908 msg/sec
                      std::mutex, 7,s:   5,878,514 msg/sec
                      std::mutex, 7,i:   5,893,052 msg/sec
                      std::mutex, 8,s:   5,733,086 msg/sec
                      std::mutex, 8,i:   5,705,525 msg/sec
                 tbb::spin_mutex, 1,s:  37,971,490 msg/sec
                 tbb::spin_mutex, 1,i:  33,122,211 msg/sec
                 tbb::spin_mutex, 2,s:  21,101,530 msg/sec
                 tbb::spin_mutex, 2,i:  18,367,687 msg/sec
                 tbb::spin_mutex, 3,s:   7,401,325 msg/sec
                 tbb::spin_mutex, 3,i:  10,222,071 msg/sec
                 tbb::spin_mutex, 4,s:   3,138,673 msg/sec
                 tbb::spin_mutex, 4,i:   6,323,007 msg/sec
                 tbb::spin_mutex, 5,s:   5,605,369 msg/sec
                 tbb::spin_mutex, 5,i:   5,836,500 msg/sec
                 tbb::spin_mutex, 6,s:   5,292,502 msg/sec
                 tbb::spin_mutex, 6,i:   4,337,058 msg/sec
                 tbb::spin_mutex, 7,s:   4,804,832 msg/sec
                 tbb::spin_mutex, 7,i:   4,311,653 msg/sec
                 tbb::spin_mutex, 8,s:   4,248,260 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,851 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,177,830 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,866,577 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,691,877 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,731,886 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,489,767 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,507,038 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,402,422 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,238,751 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,682,658 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,772,246 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,702,590 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,119,772 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,893,725 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,940,619 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,886,582 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,111,039 msg/sec
     xenium::michael_scott_queue, 1,s:   9,448,036 msg/sec
     xenium::michael_scott_queue, 1,i:   9,648,862 msg/sec
     xenium::michael_scott_queue, 2,s:   8,499,662 msg/sec
     xenium::michael_scott_queue, 2,i:   8,554,752 msg/sec
     xenium::michael_scott_queue, 3,s:   7,159,235 msg/sec
     xenium::michael_scott_queue, 3,i:   7,517,579 msg/sec
     xenium::michael_scott_queue, 4,s:   6,247,782 msg/sec
     xenium::michael_scott_queue, 4,i:   6,344,175 msg/sec
     xenium::michael_scott_queue, 5,s:   6,303,759 msg/sec
     xenium::michael_scott_queue, 5,i:   6,707,752 msg/sec
     xenium::michael_scott_queue, 6,s:   6,467,548 msg/sec
     xenium::michael_scott_queue, 6,i:   6,787,231 msg/sec
     xenium::michael_scott_queue, 7,s:   6,323,003 msg/sec
     xenium::michael_scott_queue, 7,i:   6,454,607 msg/sec
     xenium::michael_scott_queue, 8,s:   5,907,947 msg/sec
     xenium::michael_scott_queue, 8,i:   6,118,051 msg/sec
         xenium::ramalhete_queue, 1,s:  32,042,617 msg/sec
         xenium::ramalhete_queue, 1,i:  32,041,912 msg/sec
         xenium::ramalhete_queue, 2,s:  23,418,296 msg/sec
         xenium::ramalhete_queue, 2,i:  23,321,013 msg/sec
         xenium::ramalhete_queue, 3,s:  29,089,831 msg/sec
         xenium::ramalhete_queue, 3,i:  28,419,357 msg/sec
         xenium::ramalhete_queue, 4,s:  33,801,407 msg/sec
         xenium::ramalhete_queue, 4,i:  33,496,181 msg/sec
         xenium::ramalhete_queue, 5,s:  32,179,317 msg/sec
         xenium::ramalhete_queue, 5,i:  36,124,384 msg/sec
         xenium::ramalhete_queue, 6,s:  33,986,127 msg/sec
         xenium::ramalhete_queue, 6,i:  39,958,981 msg/sec
         xenium::ramalhete_queue, 7,s:  35,188,403 msg/sec
         xenium::ramalhete_queue, 7,i:  41,177,197 msg/sec
         xenium::ramalhete_queue, 8,s:  35,558,813 msg/sec
         xenium::ramalhete_queue, 8,i:  43,855,290 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,630,516 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  76,485,158 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,990,342 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,369,677 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,684,578 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,674,433 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,426,658 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,202,644 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,996,557 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,323,872 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,143,311 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,448,992 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,203,335 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,953,839 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,402,514 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,220,528 msg/sec
                     AtomicQueue, 1,s:  60,061,318 msg/sec
                     AtomicQueue, 1,i:  57,239,853 msg/sec
                     AtomicQueue, 2,s:  12,336,209 msg/sec
                     AtomicQueue, 2,i:  11,754,591 msg/sec
                     AtomicQueue, 3,s:  10,762,624 msg/sec
                     AtomicQueue, 3,i:   9,897,130 msg/sec
                     AtomicQueue, 4,s:   8,212,087 msg/sec
                     AtomicQueue, 4,i:   8,191,432 msg/sec
                     AtomicQueue, 5,s:   8,042,872 msg/sec
                     AtomicQueue, 5,i:   8,087,717 msg/sec
                     AtomicQueue, 6,s:   7,653,960 msg/sec
                     AtomicQueue, 6,i:   7,612,876 msg/sec
                     AtomicQueue, 7,s:   7,137,127 msg/sec
                     AtomicQueue, 7,i:   7,962,176 msg/sec
                     AtomicQueue, 8,s:   6,376,921 msg/sec
                     AtomicQueue, 8,i:   7,477,346 msg/sec
                    AtomicQueueB, 1,s:  44,596,492 msg/sec
                    AtomicQueueB, 1,i:  42,714,903 msg/sec
                    AtomicQueueB, 2,s:  11,842,168 msg/sec
                    AtomicQueueB, 2,i:  11,434,275 msg/sec
                    AtomicQueueB, 3,s:  11,004,109 msg/sec
                    AtomicQueueB, 3,i:  10,213,336 msg/sec
                    AtomicQueueB, 4,s:   8,004,596 msg/sec
                    AtomicQueueB, 4,i:   7,978,205 msg/sec
                    AtomicQueueB, 5,s:   7,530,144 msg/sec
                    AtomicQueueB, 5,i:   7,768,821 msg/sec
                    AtomicQueueB, 6,s:   7,336,630 msg/sec
                    AtomicQueueB, 6,i:   7,583,956 msg/sec
                    AtomicQueueB, 7,s:   6,880,791 msg/sec
                    AtomicQueueB, 7,i:   7,747,817 msg/sec
                    AtomicQueueB, 8,s:   6,222,669 msg/sec
                    AtomicQueueB, 8,i:   7,079,504 msg/sec
             OptimistAtomicQueue, 1,s: 705,084,363 msg/sec
             OptimistAtomicQueue, 1,i: 531,304,599 msg/sec
             OptimistAtomicQueue, 2,s:  32,643,345 msg/sec
             OptimistAtomicQueue, 2,i:  32,719,559 msg/sec
             OptimistAtomicQueue, 3,s:  36,589,871 msg/sec
             OptimistAtomicQueue, 3,i:  37,360,704 msg/sec
             OptimistAtomicQueue, 4,s:  39,287,335 msg/sec
             OptimistAtomicQueue, 4,i:  39,396,309 msg/sec
             OptimistAtomicQueue, 5,s:  42,590,688 msg/sec
             OptimistAtomicQueue, 5,i:  46,265,522 msg/sec
             OptimistAtomicQueue, 6,s:  42,730,059 msg/sec
             OptimistAtomicQueue, 6,i:  50,421,932 msg/sec
             OptimistAtomicQueue, 7,s:  44,190,646 msg/sec
             OptimistAtomicQueue, 7,i:  53,070,245 msg/sec
             OptimistAtomicQueue, 8,s:  46,443,546 msg/sec
             OptimistAtomicQueue, 8,i:  49,702,964 msg/sec
            OptimistAtomicQueueB, 1,s: 122,119,256 msg/sec
            OptimistAtomicQueueB, 1,i:  76,604,120 msg/sec
            OptimistAtomicQueueB, 2,s:  32,239,797 msg/sec
            OptimistAtomicQueueB, 2,i:  32,079,472 msg/sec
            OptimistAtomicQueueB, 3,s:  36,302,935 msg/sec
            OptimistAtomicQueueB, 3,i:  36,931,796 msg/sec
            OptimistAtomicQueueB, 4,s:  38,733,263 msg/sec
            OptimistAtomicQueueB, 4,i:  38,597,688 msg/sec
            OptimistAtomicQueueB, 5,s:  41,122,077 msg/sec
            OptimistAtomicQueueB, 5,i:  45,915,024 msg/sec
            OptimistAtomicQueueB, 6,s:  40,863,186 msg/sec
            OptimistAtomicQueueB, 6,i:  49,065,164 msg/sec
            OptimistAtomicQueueB, 7,s:  42,599,753 msg/sec
            OptimistAtomicQueueB, 7,i:  51,515,207 msg/sec
            OptimistAtomicQueueB, 8,s:  44,469,793 msg/sec
            OptimistAtomicQueueB, 8,i:  48,050,547 msg/sec
                    AtomicQueue2, 1,s:  23,091,587 msg/sec
                    AtomicQueue2, 1,i:  23,136,097 msg/sec
                    AtomicQueue2, 2,s:  11,903,401 msg/sec
                    AtomicQueue2, 2,i:  11,685,828 msg/sec
                    AtomicQueue2, 3,s:   9,453,574 msg/sec
                    AtomicQueue2, 3,i:   9,397,888 msg/sec
                    AtomicQueue2, 4,s:   7,995,372 msg/sec
                    AtomicQueue2, 4,i:   8,102,468 msg/sec
                    AtomicQueue2, 5,s:   7,939,619 msg/sec
                    AtomicQueue2, 5,i:   8,006,661 msg/sec
                    AtomicQueue2, 6,s:   7,865,441 msg/sec
                    AtomicQueue2, 6,i:   7,539,470 msg/sec
                    AtomicQueue2, 7,s:   7,176,569 msg/sec
                    AtomicQueue2, 7,i:   7,893,519 msg/sec
                    AtomicQueue2, 8,s:   6,395,035 msg/sec
                    AtomicQueue2, 8,i:   7,207,018 msg/sec
                   AtomicQueueB2, 1,s:  35,867,051 msg/sec
                   AtomicQueueB2, 1,i:  32,642,409 msg/sec
                   AtomicQueueB2, 2,s:  11,423,058 msg/sec
                   AtomicQueueB2, 2,i:  11,123,335 msg/sec
                   AtomicQueueB2, 3,s:   9,742,644 msg/sec
                   AtomicQueueB2, 3,i:   9,466,865 msg/sec
                   AtomicQueueB2, 4,s:   7,910,586 msg/sec
                   AtomicQueueB2, 4,i:   7,933,581 msg/sec
                   AtomicQueueB2, 5,s:   7,569,003 msg/sec
                   AtomicQueueB2, 5,i:   7,707,970 msg/sec
                   AtomicQueueB2, 6,s:   7,231,286 msg/sec
                   AtomicQueueB2, 6,i:   7,416,473 msg/sec
                   AtomicQueueB2, 7,s:   6,896,333 msg/sec
                   AtomicQueueB2, 7,i:   7,693,156 msg/sec
                   AtomicQueueB2, 8,s:   6,333,633 msg/sec
                   AtomicQueueB2, 8,i:   7,087,248 msg/sec
            OptimistAtomicQueue2, 1,s: 561,261,795 msg/sec
            OptimistAtomicQueue2, 1,i:  63,692,230 msg/sec
            OptimistAtomicQueue2, 2,s:  26,211,610 msg/sec
            OptimistAtomicQueue2, 2,i:  24,011,075 msg/sec
            OptimistAtomicQueue2, 3,s:  30,340,272 msg/sec
            OptimistAtomicQueue2, 3,i:  30,094,513 msg/sec
            OptimistAtomicQueue2, 4,s:  33,218,068 msg/sec
            OptimistAtomicQueue2, 4,i:  33,171,648 msg/sec
            OptimistAtomicQueue2, 5,s:  37,484,089 msg/sec
            OptimistAtomicQueue2, 5,i:  40,102,138 msg/sec
            OptimistAtomicQueue2, 6,s:  40,367,984 msg/sec
            OptimistAtomicQueue2, 6,i:  49,390,741 msg/sec
            OptimistAtomicQueue2, 7,s:  42,759,746 msg/sec
            OptimistAtomicQueue2, 7,i:  51,572,990 msg/sec
            OptimistAtomicQueue2, 8,s:  43,844,135 msg/sec
            OptimistAtomicQueue2, 8,i:  48,415,124 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,947,666 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,908,872 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,187,106 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,164,272 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,724,957 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,823,024 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,824,594 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,634,318 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,375,579 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,621,998 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,215,659 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,362,880 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,724,256 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,242,371 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,908,328 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,125,295 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000274 sec/round-trip
                      std::mutex: 0.000000456 sec/round-trip
                 tbb::spin_mutex: 0.000000293 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000298 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[242] 161m:59s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  74,999,855 msg/sec
     boost::lockfree::spsc_queue, 1,i:  75,872,813 msg/sec
          boost::lockfree::queue, 1,s:   6,918,990 msg/sec
          boost::lockfree::queue, 1,i:   6,969,660 msg/sec
          boost::lockfree::queue, 2,s:   7,599,699 msg/sec
          boost::lockfree::queue, 2,i:   7,407,997 msg/sec
          boost::lockfree::queue, 3,s:   7,465,212 msg/sec
          boost::lockfree::queue, 3,i:   7,573,121 msg/sec
          boost::lockfree::queue, 4,s:   6,426,619 msg/sec
          boost::lockfree::queue, 4,i:   6,750,617 msg/sec
          boost::lockfree::queue, 5,s:   6,419,696 msg/sec
          boost::lockfree::queue, 5,i:   6,478,868 msg/sec
          boost::lockfree::queue, 6,s:   5,986,829 msg/sec
          boost::lockfree::queue, 6,i:   6,097,578 msg/sec
          boost::lockfree::queue, 7,s:   5,906,524 msg/sec
          boost::lockfree::queue, 7,i:   6,044,071 msg/sec
          boost::lockfree::queue, 8,s:   5,481,115 msg/sec
          boost::lockfree::queue, 8,i:   5,672,313 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  48,566,563 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  52,280,652 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,252,952 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,782,321 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,991,344 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,557,967 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,627,112 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,644,802 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,738,443 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,362,708 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,273,696 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,855,948 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,313,967 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,575,207 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,993,605 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,201,740 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,188,301 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,760,669 msg/sec
                pthread_spinlock, 1,s:  29,230,106 msg/sec
                pthread_spinlock, 1,i:  29,249,417 msg/sec
                pthread_spinlock, 2,s:  16,322,298 msg/sec
                pthread_spinlock, 2,i:  17,035,070 msg/sec
                pthread_spinlock, 3,s:   8,378,980 msg/sec
                pthread_spinlock, 3,i:  12,085,527 msg/sec
                pthread_spinlock, 4,s:   6,462,000 msg/sec
                pthread_spinlock, 4,i:   9,349,894 msg/sec
                pthread_spinlock, 5,s:   8,737,599 msg/sec
                pthread_spinlock, 5,i:   9,533,338 msg/sec
                pthread_spinlock, 6,s:   8,499,957 msg/sec
                pthread_spinlock, 6,i:   8,362,640 msg/sec
                pthread_spinlock, 7,s:   7,571,449 msg/sec
                pthread_spinlock, 7,i:   7,637,548 msg/sec
                pthread_spinlock, 8,s:   6,841,129 msg/sec
                pthread_spinlock, 8,i:   7,009,995 msg/sec
                      std::mutex, 1,s:   7,546,294 msg/sec
                      std::mutex, 1,i:   7,746,171 msg/sec
                      std::mutex, 2,s:   5,842,433 msg/sec
                      std::mutex, 2,i:   5,957,923 msg/sec
                      std::mutex, 3,s:   6,037,661 msg/sec
                      std::mutex, 3,i:   6,007,698 msg/sec
                      std::mutex, 4,s:   6,311,535 msg/sec
                      std::mutex, 4,i:   6,223,766 msg/sec
                      std::mutex, 5,s:   6,151,243 msg/sec
                      std::mutex, 5,i:   6,030,799 msg/sec
                      std::mutex, 6,s:   5,980,813 msg/sec
                      std::mutex, 6,i:   5,924,349 msg/sec
                      std::mutex, 7,s:   5,787,028 msg/sec
                      std::mutex, 7,i:   5,799,255 msg/sec
                      std::mutex, 8,s:   5,703,217 msg/sec
                      std::mutex, 8,i:   5,678,704 msg/sec
                 tbb::spin_mutex, 1,s:  37,892,047 msg/sec
                 tbb::spin_mutex, 1,i:  32,921,069 msg/sec
                 tbb::spin_mutex, 2,s:  21,361,503 msg/sec
                 tbb::spin_mutex, 2,i:  20,786,449 msg/sec
                 tbb::spin_mutex, 3,s:   8,600,362 msg/sec
                 tbb::spin_mutex, 3,i:  11,159,800 msg/sec
                 tbb::spin_mutex, 4,s:   3,253,295 msg/sec
                 tbb::spin_mutex, 4,i:   6,214,113 msg/sec
                 tbb::spin_mutex, 5,s:   5,237,607 msg/sec
                 tbb::spin_mutex, 5,i:   5,804,360 msg/sec
                 tbb::spin_mutex, 6,s:   5,241,111 msg/sec
                 tbb::spin_mutex, 6,i:   4,360,185 msg/sec
                 tbb::spin_mutex, 7,s:   4,863,955 msg/sec
                 tbb::spin_mutex, 7,i:   4,266,630 msg/sec
                 tbb::spin_mutex, 8,s:   3,754,465 msg/sec
                 tbb::spin_mutex, 8,i:   4,185,622 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,328,825 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,356,699 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,090,087 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,302,127 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,425,693 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,653,623 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,582,226 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,588,772 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,906,668 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,641,306 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,903,077 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,695,589 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,807,005 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,826,793 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,774,340 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,472,030 msg/sec
     xenium::michael_scott_queue, 1,s:  10,095,316 msg/sec
     xenium::michael_scott_queue, 1,i:   9,974,705 msg/sec
     xenium::michael_scott_queue, 2,s:   8,488,760 msg/sec
     xenium::michael_scott_queue, 2,i:   8,535,223 msg/sec
     xenium::michael_scott_queue, 3,s:   7,260,850 msg/sec
     xenium::michael_scott_queue, 3,i:   7,507,797 msg/sec
     xenium::michael_scott_queue, 4,s:   6,314,961 msg/sec
     xenium::michael_scott_queue, 4,i:   6,326,232 msg/sec
     xenium::michael_scott_queue, 5,s:   6,316,610 msg/sec
     xenium::michael_scott_queue, 5,i:   6,711,669 msg/sec
     xenium::michael_scott_queue, 6,s:   6,512,803 msg/sec
     xenium::michael_scott_queue, 6,i:   6,734,357 msg/sec
     xenium::michael_scott_queue, 7,s:   6,284,988 msg/sec
     xenium::michael_scott_queue, 7,i:   6,424,075 msg/sec
     xenium::michael_scott_queue, 8,s:   6,005,179 msg/sec
     xenium::michael_scott_queue, 8,i:   6,243,642 msg/sec
         xenium::ramalhete_queue, 1,s:  31,840,587 msg/sec
         xenium::ramalhete_queue, 1,i:  32,287,387 msg/sec
         xenium::ramalhete_queue, 2,s:  23,598,548 msg/sec
         xenium::ramalhete_queue, 2,i:  23,381,513 msg/sec
         xenium::ramalhete_queue, 3,s:  29,239,944 msg/sec
         xenium::ramalhete_queue, 3,i:  28,488,771 msg/sec
         xenium::ramalhete_queue, 4,s:  33,765,127 msg/sec
         xenium::ramalhete_queue, 4,i:  33,480,056 msg/sec
         xenium::ramalhete_queue, 5,s:  32,184,697 msg/sec
         xenium::ramalhete_queue, 5,i:  35,901,254 msg/sec
         xenium::ramalhete_queue, 6,s:  33,994,188 msg/sec
         xenium::ramalhete_queue, 6,i:  38,631,975 msg/sec
         xenium::ramalhete_queue, 7,s:  35,304,275 msg/sec
         xenium::ramalhete_queue, 7,i:  41,673,764 msg/sec
         xenium::ramalhete_queue, 8,s:  35,588,969 msg/sec
         xenium::ramalhete_queue, 8,i:  44,552,353 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,698,100 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 114,543,879 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,648,639 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,422,699 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,576,807 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,577,075 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,674,298 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,013,374 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,998,092 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,300,739 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,085,900 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,229,731 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,241,788 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,941,113 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,461,123 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,566,392 msg/sec
                     AtomicQueue, 1,s:  59,409,473 msg/sec
                     AtomicQueue, 1,i:  56,656,372 msg/sec
                     AtomicQueue, 2,s:  12,294,535 msg/sec
                     AtomicQueue, 2,i:  11,734,965 msg/sec
                     AtomicQueue, 3,s:  10,733,615 msg/sec
                     AtomicQueue, 3,i:   9,936,126 msg/sec
                     AtomicQueue, 4,s:   8,196,882 msg/sec
                     AtomicQueue, 4,i:   8,195,586 msg/sec
                     AtomicQueue, 5,s:   8,045,287 msg/sec
                     AtomicQueue, 5,i:   8,142,645 msg/sec
                     AtomicQueue, 6,s:   7,838,111 msg/sec
                     AtomicQueue, 6,i:   7,608,353 msg/sec
                     AtomicQueue, 7,s:   7,085,217 msg/sec
                     AtomicQueue, 7,i:   7,980,909 msg/sec
                     AtomicQueue, 8,s:   6,349,205 msg/sec
                     AtomicQueue, 8,i:   7,468,757 msg/sec
                    AtomicQueueB, 1,s:  44,099,486 msg/sec
                    AtomicQueueB, 1,i:  46,445,076 msg/sec
                    AtomicQueueB, 2,s:  11,582,152 msg/sec
                    AtomicQueueB, 2,i:  11,438,329 msg/sec
                    AtomicQueueB, 3,s:  11,030,782 msg/sec
                    AtomicQueueB, 3,i:  10,118,409 msg/sec
                    AtomicQueueB, 4,s:   8,081,582 msg/sec
                    AtomicQueueB, 4,i:   7,974,796 msg/sec
                    AtomicQueueB, 5,s:   7,541,530 msg/sec
                    AtomicQueueB, 5,i:   7,773,513 msg/sec
                    AtomicQueueB, 6,s:   7,409,625 msg/sec
                    AtomicQueueB, 6,i:   7,618,140 msg/sec
                    AtomicQueueB, 7,s:   6,898,904 msg/sec
                    AtomicQueueB, 7,i:   7,707,636 msg/sec
                    AtomicQueueB, 8,s:   6,207,945 msg/sec
                    AtomicQueueB, 8,i:   7,148,999 msg/sec
             OptimistAtomicQueue, 1,s: 745,547,728 msg/sec
             OptimistAtomicQueue, 1,i: 561,141,012 msg/sec
             OptimistAtomicQueue, 2,s:  32,641,470 msg/sec
             OptimistAtomicQueue, 2,i:  32,696,934 msg/sec
             OptimistAtomicQueue, 3,s:  36,676,335 msg/sec
             OptimistAtomicQueue, 3,i:  37,415,350 msg/sec
             OptimistAtomicQueue, 4,s:  39,286,600 msg/sec
             OptimistAtomicQueue, 4,i:  39,386,213 msg/sec
             OptimistAtomicQueue, 5,s:  42,441,540 msg/sec
             OptimistAtomicQueue, 5,i:  48,392,163 msg/sec
             OptimistAtomicQueue, 6,s:  42,651,569 msg/sec
             OptimistAtomicQueue, 6,i:  50,456,755 msg/sec
             OptimistAtomicQueue, 7,s:  44,247,059 msg/sec
             OptimistAtomicQueue, 7,i:  52,900,952 msg/sec
             OptimistAtomicQueue, 8,s:  46,341,408 msg/sec
             OptimistAtomicQueue, 8,i:  49,959,108 msg/sec
            OptimistAtomicQueueB, 1,s: 105,353,198 msg/sec
            OptimistAtomicQueueB, 1,i:  76,595,394 msg/sec
            OptimistAtomicQueueB, 2,s:  32,153,533 msg/sec
            OptimistAtomicQueueB, 2,i:  32,324,985 msg/sec
            OptimistAtomicQueueB, 3,s:  36,241,677 msg/sec
            OptimistAtomicQueueB, 3,i:  36,811,699 msg/sec
            OptimistAtomicQueueB, 4,s:  38,613,593 msg/sec
            OptimistAtomicQueueB, 4,i:  38,527,777 msg/sec
            OptimistAtomicQueueB, 5,s:  41,133,236 msg/sec
            OptimistAtomicQueueB, 5,i:  45,537,532 msg/sec
            OptimistAtomicQueueB, 6,s:  40,800,398 msg/sec
            OptimistAtomicQueueB, 6,i:  49,031,664 msg/sec
            OptimistAtomicQueueB, 7,s:  42,381,948 msg/sec
            OptimistAtomicQueueB, 7,i:  51,310,594 msg/sec
            OptimistAtomicQueueB, 8,s:  44,692,373 msg/sec
            OptimistAtomicQueueB, 8,i:  48,048,912 msg/sec
                    AtomicQueue2, 1,s:  23,110,883 msg/sec
                    AtomicQueue2, 1,i:  23,199,642 msg/sec
                    AtomicQueue2, 2,s:  11,882,705 msg/sec
                    AtomicQueue2, 2,i:  11,389,845 msg/sec
                    AtomicQueue2, 3,s:   9,608,152 msg/sec
                    AtomicQueue2, 3,i:   9,465,678 msg/sec
                    AtomicQueue2, 4,s:   8,052,506 msg/sec
                    AtomicQueue2, 4,i:   8,116,379 msg/sec
                    AtomicQueue2, 5,s:   7,927,630 msg/sec
                    AtomicQueue2, 5,i:   8,033,611 msg/sec
                    AtomicQueue2, 6,s:   7,623,461 msg/sec
                    AtomicQueue2, 6,i:   7,521,171 msg/sec
                    AtomicQueue2, 7,s:   7,079,335 msg/sec
                    AtomicQueue2, 7,i:   7,878,266 msg/sec
                    AtomicQueue2, 8,s:   6,394,143 msg/sec
                    AtomicQueue2, 8,i:   7,238,487 msg/sec
                   AtomicQueueB2, 1,s:  36,305,432 msg/sec
                   AtomicQueueB2, 1,i:  32,647,592 msg/sec
                   AtomicQueueB2, 2,s:  11,435,288 msg/sec
                   AtomicQueueB2, 2,i:  11,121,708 msg/sec
                   AtomicQueueB2, 3,s:   9,791,870 msg/sec
                   AtomicQueueB2, 3,i:   9,574,411 msg/sec
                   AtomicQueueB2, 4,s:   7,890,560 msg/sec
                   AtomicQueueB2, 4,i:   7,835,244 msg/sec
                   AtomicQueueB2, 5,s:   7,494,232 msg/sec
                   AtomicQueueB2, 5,i:   7,739,045 msg/sec
                   AtomicQueueB2, 6,s:   7,332,675 msg/sec
                   AtomicQueueB2, 6,i:   7,427,875 msg/sec
                   AtomicQueueB2, 7,s:   6,921,933 msg/sec
                   AtomicQueueB2, 7,i:   7,711,284 msg/sec
                   AtomicQueueB2, 8,s:   6,341,387 msg/sec
                   AtomicQueueB2, 8,i:   7,097,632 msg/sec
            OptimistAtomicQueue2, 1,s: 443,762,480 msg/sec
            OptimistAtomicQueue2, 1,i: 432,022,921 msg/sec
            OptimistAtomicQueue2, 2,s:  26,394,602 msg/sec
            OptimistAtomicQueue2, 2,i:  26,095,676 msg/sec
            OptimistAtomicQueue2, 3,s:  29,924,552 msg/sec
            OptimistAtomicQueue2, 3,i:  30,498,000 msg/sec
            OptimistAtomicQueue2, 4,s:  33,349,692 msg/sec
            OptimistAtomicQueue2, 4,i:  33,754,029 msg/sec
            OptimistAtomicQueue2, 5,s:  37,350,462 msg/sec
            OptimistAtomicQueue2, 5,i:  43,261,973 msg/sec
            OptimistAtomicQueue2, 6,s:  40,053,240 msg/sec
            OptimistAtomicQueue2, 6,i:  49,299,727 msg/sec
            OptimistAtomicQueue2, 7,s:  42,728,972 msg/sec
            OptimistAtomicQueue2, 7,i:  47,988,819 msg/sec
            OptimistAtomicQueue2, 8,s:  43,935,261 msg/sec
            OptimistAtomicQueue2, 8,i:  48,785,762 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,272,495 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,878,332 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,839,598 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,118,256 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,746,913 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,003,907 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,262,240 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,206,559 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,372,182 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,717,114 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,463,930 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,302,139 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,135,925 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,409,454 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,143,926 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,324,168 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000155 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000247 sec/round-trip
                      std::mutex: 0.000000452 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000207 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[243] 160m:40s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,142,278 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,391,941 msg/sec
          boost::lockfree::queue, 1,s:   6,860,780 msg/sec
          boost::lockfree::queue, 1,i:   6,869,338 msg/sec
          boost::lockfree::queue, 2,s:   7,460,204 msg/sec
          boost::lockfree::queue, 2,i:   7,445,501 msg/sec
          boost::lockfree::queue, 3,s:   7,348,971 msg/sec
          boost::lockfree::queue, 3,i:   7,555,230 msg/sec
          boost::lockfree::queue, 4,s:   6,420,313 msg/sec
          boost::lockfree::queue, 4,i:   6,907,607 msg/sec
          boost::lockfree::queue, 5,s:   6,440,350 msg/sec
          boost::lockfree::queue, 5,i:   6,522,366 msg/sec
          boost::lockfree::queue, 6,s:   5,965,481 msg/sec
          boost::lockfree::queue, 6,i:   6,086,422 msg/sec
          boost::lockfree::queue, 7,s:   5,956,298 msg/sec
          boost::lockfree::queue, 7,i:   6,028,388 msg/sec
          boost::lockfree::queue, 8,s:   5,450,254 msg/sec
          boost::lockfree::queue, 8,i:   5,614,797 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  72,571,049 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 166,338,978 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,096,145 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,526,081 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,129,272 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,995,974 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,179,530 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,215,973 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,325,599 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,333,687 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,361,970 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,090,378 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,351,881 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,898,492 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,060,508 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,157,955 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,307,776 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,470,421 msg/sec
                pthread_spinlock, 1,s:  29,410,462 msg/sec
                pthread_spinlock, 1,i:  29,014,318 msg/sec
                pthread_spinlock, 2,s:  16,351,926 msg/sec
                pthread_spinlock, 2,i:  17,001,983 msg/sec
                pthread_spinlock, 3,s:   8,304,625 msg/sec
                pthread_spinlock, 3,i:  11,979,401 msg/sec
                pthread_spinlock, 4,s:   6,544,030 msg/sec
                pthread_spinlock, 4,i:   9,345,704 msg/sec
                pthread_spinlock, 5,s:   8,667,095 msg/sec
                pthread_spinlock, 5,i:   9,443,987 msg/sec
                pthread_spinlock, 6,s:   8,313,969 msg/sec
                pthread_spinlock, 6,i:   8,576,367 msg/sec
                pthread_spinlock, 7,s:   7,590,893 msg/sec
                pthread_spinlock, 7,i:   7,695,183 msg/sec
                pthread_spinlock, 8,s:   6,760,295 msg/sec
                pthread_spinlock, 8,i:   7,131,923 msg/sec
                      std::mutex, 1,s:   5,529,027 msg/sec
                      std::mutex, 1,i:   5,916,504 msg/sec
                      std::mutex, 2,s:   5,696,436 msg/sec
                      std::mutex, 2,i:   5,962,692 msg/sec
                      std::mutex, 3,s:   5,945,957 msg/sec
                      std::mutex, 3,i:   6,093,848 msg/sec
                      std::mutex, 4,s:   6,200,007 msg/sec
                      std::mutex, 4,i:   6,409,040 msg/sec
                      std::mutex, 5,s:   6,060,500 msg/sec
                      std::mutex, 5,i:   6,017,325 msg/sec
                      std::mutex, 6,s:   5,939,868 msg/sec
                      std::mutex, 6,i:   5,875,363 msg/sec
                      std::mutex, 7,s:   5,841,587 msg/sec
                      std::mutex, 7,i:   5,783,150 msg/sec
                      std::mutex, 8,s:   5,758,662 msg/sec
                      std::mutex, 8,i:   5,613,027 msg/sec
                 tbb::spin_mutex, 1,s:  37,935,217 msg/sec
                 tbb::spin_mutex, 1,i:  37,967,114 msg/sec
                 tbb::spin_mutex, 2,s:  21,037,204 msg/sec
                 tbb::spin_mutex, 2,i:  18,280,880 msg/sec
                 tbb::spin_mutex, 3,s:   8,362,489 msg/sec
                 tbb::spin_mutex, 3,i:  10,322,969 msg/sec
                 tbb::spin_mutex, 4,s:   3,284,246 msg/sec
                 tbb::spin_mutex, 4,i:   6,357,680 msg/sec
                 tbb::spin_mutex, 5,s:   5,271,154 msg/sec
                 tbb::spin_mutex, 5,i:   5,673,067 msg/sec
                 tbb::spin_mutex, 6,s:   5,321,779 msg/sec
                 tbb::spin_mutex, 6,i:   4,406,066 msg/sec
                 tbb::spin_mutex, 7,s:   4,856,633 msg/sec
                 tbb::spin_mutex, 7,i:   4,361,917 msg/sec
                 tbb::spin_mutex, 8,s:   3,840,594 msg/sec
                 tbb::spin_mutex, 8,i:   4,086,705 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,483,163 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,542,665 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,125,291 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,050,497 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,044,862 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,847,487 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,312,636 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,291,376 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,564,124 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,205,277 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,981,553 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,428,088 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,008,732 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,630,764 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,047,578 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,719,456 msg/sec
     xenium::michael_scott_queue, 1,s:   9,499,296 msg/sec
     xenium::michael_scott_queue, 1,i:   9,466,282 msg/sec
     xenium::michael_scott_queue, 2,s:   8,490,599 msg/sec
     xenium::michael_scott_queue, 2,i:   8,537,614 msg/sec
     xenium::michael_scott_queue, 3,s:   7,242,666 msg/sec
     xenium::michael_scott_queue, 3,i:   7,619,420 msg/sec
     xenium::michael_scott_queue, 4,s:   6,309,218 msg/sec
     xenium::michael_scott_queue, 4,i:   6,307,933 msg/sec
     xenium::michael_scott_queue, 5,s:   6,316,070 msg/sec
     xenium::michael_scott_queue, 5,i:   6,658,122 msg/sec
     xenium::michael_scott_queue, 6,s:   6,487,964 msg/sec
     xenium::michael_scott_queue, 6,i:   6,828,875 msg/sec
     xenium::michael_scott_queue, 7,s:   6,241,587 msg/sec
     xenium::michael_scott_queue, 7,i:   6,519,919 msg/sec
     xenium::michael_scott_queue, 8,s:   5,984,368 msg/sec
     xenium::michael_scott_queue, 8,i:   6,101,441 msg/sec
         xenium::ramalhete_queue, 1,s:  32,016,157 msg/sec
         xenium::ramalhete_queue, 1,i:  31,810,332 msg/sec
         xenium::ramalhete_queue, 2,s:  23,708,769 msg/sec
         xenium::ramalhete_queue, 2,i:  23,380,573 msg/sec
         xenium::ramalhete_queue, 3,s:  29,075,036 msg/sec
         xenium::ramalhete_queue, 3,i:  28,406,839 msg/sec
         xenium::ramalhete_queue, 4,s:  33,783,987 msg/sec
         xenium::ramalhete_queue, 4,i:  33,419,647 msg/sec
         xenium::ramalhete_queue, 5,s:  32,043,146 msg/sec
         xenium::ramalhete_queue, 5,i:  36,040,871 msg/sec
         xenium::ramalhete_queue, 6,s:  33,995,042 msg/sec
         xenium::ramalhete_queue, 6,i:  39,726,306 msg/sec
         xenium::ramalhete_queue, 7,s:  35,104,936 msg/sec
         xenium::ramalhete_queue, 7,i:  41,842,358 msg/sec
         xenium::ramalhete_queue, 8,s:  35,475,484 msg/sec
         xenium::ramalhete_queue, 8,i:  43,994,355 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 117,975,067 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 102,178,911 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,787,028 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,551,081 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,743,496 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,387,201 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,553,928 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,216,688 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,978,455 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,370,783 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,314,274 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,268,367 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,216,557 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,158,589 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,414,300 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,373,759 msg/sec
                     AtomicQueue, 1,s:  60,527,279 msg/sec
                     AtomicQueue, 1,i:  56,856,005 msg/sec
                     AtomicQueue, 2,s:  12,271,010 msg/sec
                     AtomicQueue, 2,i:  11,715,334 msg/sec
                     AtomicQueue, 3,s:  10,794,760 msg/sec
                     AtomicQueue, 3,i:   9,950,623 msg/sec
                     AtomicQueue, 4,s:   8,173,162 msg/sec
                     AtomicQueue, 4,i:   8,173,588 msg/sec
                     AtomicQueue, 5,s:   8,043,805 msg/sec
                     AtomicQueue, 5,i:   8,106,195 msg/sec
                     AtomicQueue, 6,s:   7,809,309 msg/sec
                     AtomicQueue, 6,i:   7,602,643 msg/sec
                     AtomicQueue, 7,s:   7,162,841 msg/sec
                     AtomicQueue, 7,i:   7,989,290 msg/sec
                     AtomicQueue, 8,s:   6,335,390 msg/sec
                     AtomicQueue, 8,i:   7,399,712 msg/sec
                    AtomicQueueB, 1,s:  47,601,399 msg/sec
                    AtomicQueueB, 1,i:  42,989,372 msg/sec
                    AtomicQueueB, 2,s:  11,743,880 msg/sec
                    AtomicQueueB, 2,i:  11,510,380 msg/sec
                    AtomicQueueB, 3,s:  10,999,477 msg/sec
                    AtomicQueueB, 3,i:  10,210,925 msg/sec
                    AtomicQueueB, 4,s:   8,027,018 msg/sec
                    AtomicQueueB, 4,i:   8,091,830 msg/sec
                    AtomicQueueB, 5,s:   7,632,015 msg/sec
                    AtomicQueueB, 5,i:   7,775,558 msg/sec
                    AtomicQueueB, 6,s:   7,242,490 msg/sec
                    AtomicQueueB, 6,i:   7,536,190 msg/sec
                    AtomicQueueB, 7,s:   6,914,955 msg/sec
                    AtomicQueueB, 7,i:   7,696,659 msg/sec
                    AtomicQueueB, 8,s:   6,236,803 msg/sec
                    AtomicQueueB, 8,i:   7,163,020 msg/sec
             OptimistAtomicQueue, 1,s: 811,933,803 msg/sec
             OptimistAtomicQueue, 1,i: 630,925,275 msg/sec
             OptimistAtomicQueue, 2,s:  32,644,691 msg/sec
             OptimistAtomicQueue, 2,i:  32,707,606 msg/sec
             OptimistAtomicQueue, 3,s:  36,619,727 msg/sec
             OptimistAtomicQueue, 3,i:  37,329,862 msg/sec
             OptimistAtomicQueue, 4,s:  39,263,083 msg/sec
             OptimistAtomicQueue, 4,i:  39,424,746 msg/sec
             OptimistAtomicQueue, 5,s:  42,359,394 msg/sec
             OptimistAtomicQueue, 5,i:  46,135,917 msg/sec
             OptimistAtomicQueue, 6,s:  42,728,873 msg/sec
             OptimistAtomicQueue, 6,i:  50,434,610 msg/sec
             OptimistAtomicQueue, 7,s:  45,346,376 msg/sec
             OptimistAtomicQueue, 7,i:  53,092,172 msg/sec
             OptimistAtomicQueue, 8,s:  46,404,987 msg/sec
             OptimistAtomicQueue, 8,i:  48,872,054 msg/sec
            OptimistAtomicQueueB, 1,s: 197,464,018 msg/sec
            OptimistAtomicQueueB, 1,i: 201,048,649 msg/sec
            OptimistAtomicQueueB, 2,s:  32,072,803 msg/sec
            OptimistAtomicQueueB, 2,i:  32,179,311 msg/sec
            OptimistAtomicQueueB, 3,s:  36,219,477 msg/sec
            OptimistAtomicQueueB, 3,i:  36,801,438 msg/sec
            OptimistAtomicQueueB, 4,s:  38,771,353 msg/sec
            OptimistAtomicQueueB, 4,i:  38,718,344 msg/sec
            OptimistAtomicQueueB, 5,s:  41,054,536 msg/sec
            OptimistAtomicQueueB, 5,i:  45,459,838 msg/sec
            OptimistAtomicQueueB, 6,s:  41,387,774 msg/sec
            OptimistAtomicQueueB, 6,i:  48,956,572 msg/sec
            OptimistAtomicQueueB, 7,s:  42,257,816 msg/sec
            OptimistAtomicQueueB, 7,i:  48,089,609 msg/sec
            OptimistAtomicQueueB, 8,s:  44,344,110 msg/sec
            OptimistAtomicQueueB, 8,i:  47,785,353 msg/sec
                    AtomicQueue2, 1,s:  23,107,385 msg/sec
                    AtomicQueue2, 1,i:  23,143,451 msg/sec
                    AtomicQueue2, 2,s:  11,904,243 msg/sec
                    AtomicQueue2, 2,i:  11,403,129 msg/sec
                    AtomicQueue2, 3,s:   9,412,877 msg/sec
                    AtomicQueue2, 3,i:   9,326,490 msg/sec
                    AtomicQueue2, 4,s:   8,102,033 msg/sec
                    AtomicQueue2, 4,i:   8,057,246 msg/sec
                    AtomicQueue2, 5,s:   7,964,928 msg/sec
                    AtomicQueue2, 5,i:   8,073,336 msg/sec
                    AtomicQueue2, 6,s:   7,530,836 msg/sec
                    AtomicQueue2, 6,i:   7,518,536 msg/sec
                    AtomicQueue2, 7,s:   7,153,796 msg/sec
                    AtomicQueue2, 7,i:   7,882,645 msg/sec
                    AtomicQueue2, 8,s:   6,366,806 msg/sec
                    AtomicQueue2, 8,i:   7,363,083 msg/sec
                   AtomicQueueB2, 1,s:  35,923,953 msg/sec
                   AtomicQueueB2, 1,i:  32,628,128 msg/sec
                   AtomicQueueB2, 2,s:  11,442,885 msg/sec
                   AtomicQueueB2, 2,i:  11,157,569 msg/sec
                   AtomicQueueB2, 3,s:   9,524,076 msg/sec
                   AtomicQueueB2, 3,i:   9,554,833 msg/sec
                   AtomicQueueB2, 4,s:   7,875,447 msg/sec
                   AtomicQueueB2, 4,i:   7,909,309 msg/sec
                   AtomicQueueB2, 5,s:   7,471,587 msg/sec
                   AtomicQueueB2, 5,i:   7,715,890 msg/sec
                   AtomicQueueB2, 6,s:   7,152,628 msg/sec
                   AtomicQueueB2, 6,i:   7,434,619 msg/sec
                   AtomicQueueB2, 7,s:   6,827,078 msg/sec
                   AtomicQueueB2, 7,i:   7,686,917 msg/sec
                   AtomicQueueB2, 8,s:   6,271,392 msg/sec
                   AtomicQueueB2, 8,i:   7,105,129 msg/sec
            OptimistAtomicQueue2, 1,s: 441,965,509 msg/sec
            OptimistAtomicQueue2, 1,i:  29,659,553 msg/sec
            OptimistAtomicQueue2, 2,s:  24,254,055 msg/sec
            OptimistAtomicQueue2, 2,i:  24,018,720 msg/sec
            OptimistAtomicQueue2, 3,s:  29,933,672 msg/sec
            OptimistAtomicQueue2, 3,i:  29,587,451 msg/sec
            OptimistAtomicQueue2, 4,s:  33,149,372 msg/sec
            OptimistAtomicQueue2, 4,i:  33,043,741 msg/sec
            OptimistAtomicQueue2, 5,s:  37,030,376 msg/sec
            OptimistAtomicQueue2, 5,i:  41,326,176 msg/sec
            OptimistAtomicQueue2, 6,s:  40,467,075 msg/sec
            OptimistAtomicQueue2, 6,i:  49,741,386 msg/sec
            OptimistAtomicQueue2, 7,s:  42,709,269 msg/sec
            OptimistAtomicQueue2, 7,i:  51,658,294 msg/sec
            OptimistAtomicQueue2, 8,s:  43,873,769 msg/sec
            OptimistAtomicQueue2, 8,i:  49,452,122 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,069,726 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,879,415 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,781,844 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,478,205 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,904,083 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,590,459 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,184,618 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,792,023 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,202,462 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,478,307 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,690,924 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,317,557 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,707,453 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,206,397 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,644,677 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,669,403 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000445 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000215 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000188 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[244] 159m:21s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,240,018 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,307,905 msg/sec
          boost::lockfree::queue, 1,s:   6,815,296 msg/sec
          boost::lockfree::queue, 1,i:   6,829,329 msg/sec
          boost::lockfree::queue, 2,s:   7,537,434 msg/sec
          boost::lockfree::queue, 2,i:   7,472,575 msg/sec
          boost::lockfree::queue, 3,s:   7,357,283 msg/sec
          boost::lockfree::queue, 3,i:   7,570,134 msg/sec
          boost::lockfree::queue, 4,s:   6,431,017 msg/sec
          boost::lockfree::queue, 4,i:   6,845,403 msg/sec
          boost::lockfree::queue, 5,s:   6,426,212 msg/sec
          boost::lockfree::queue, 5,i:   6,514,660 msg/sec
          boost::lockfree::queue, 6,s:   6,010,000 msg/sec
          boost::lockfree::queue, 6,i:   6,135,733 msg/sec
          boost::lockfree::queue, 7,s:   6,025,852 msg/sec
          boost::lockfree::queue, 7,i:   6,028,320 msg/sec
          boost::lockfree::queue, 8,s:   5,387,824 msg/sec
          boost::lockfree::queue, 8,i:   5,587,805 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 175,613,431 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 175,773,066 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,352,487 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,029,809 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,339,977 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,282,225 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,470,084 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,865,487 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,115,519 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,917,867 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,293,679 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,757,280 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,433,722 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,009,736 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,933,336 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,296,077 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,331,231 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,819,575 msg/sec
                pthread_spinlock, 1,s:  28,966,896 msg/sec
                pthread_spinlock, 1,i:  25,391,829 msg/sec
                pthread_spinlock, 2,s:  15,451,818 msg/sec
                pthread_spinlock, 2,i:  16,887,130 msg/sec
                pthread_spinlock, 3,s:   8,406,496 msg/sec
                pthread_spinlock, 3,i:  12,153,682 msg/sec
                pthread_spinlock, 4,s:   6,506,614 msg/sec
                pthread_spinlock, 4,i:   9,099,880 msg/sec
                pthread_spinlock, 5,s:   8,463,891 msg/sec
                pthread_spinlock, 5,i:   8,991,368 msg/sec
                pthread_spinlock, 6,s:   8,279,615 msg/sec
                pthread_spinlock, 6,i:   8,983,472 msg/sec
                pthread_spinlock, 7,s:   7,579,493 msg/sec
                pthread_spinlock, 7,i:   7,910,226 msg/sec
                pthread_spinlock, 8,s:   6,629,165 msg/sec
                pthread_spinlock, 8,i:   7,268,584 msg/sec
                      std::mutex, 1,s:   7,294,696 msg/sec
                      std::mutex, 1,i:   6,784,562 msg/sec
                      std::mutex, 2,s:   5,740,755 msg/sec
                      std::mutex, 2,i:   6,289,134 msg/sec
                      std::mutex, 3,s:   5,627,841 msg/sec
                      std::mutex, 3,i:   6,043,455 msg/sec
                      std::mutex, 4,s:   6,250,655 msg/sec
                      std::mutex, 4,i:   6,261,944 msg/sec
                      std::mutex, 5,s:   6,036,505 msg/sec
                      std::mutex, 5,i:   5,968,865 msg/sec
                      std::mutex, 6,s:   5,888,336 msg/sec
                      std::mutex, 6,i:   5,913,007 msg/sec
                      std::mutex, 7,s:   5,755,363 msg/sec
                      std::mutex, 7,i:   5,785,994 msg/sec
                      std::mutex, 8,s:   5,698,339 msg/sec
                      std::mutex, 8,i:   5,683,589 msg/sec
                 tbb::spin_mutex, 1,s:  37,794,236 msg/sec
                 tbb::spin_mutex, 1,i:  37,610,257 msg/sec
                 tbb::spin_mutex, 2,s:  21,049,767 msg/sec
                 tbb::spin_mutex, 2,i:  18,201,023 msg/sec
                 tbb::spin_mutex, 3,s:   8,319,265 msg/sec
                 tbb::spin_mutex, 3,i:  10,180,391 msg/sec
                 tbb::spin_mutex, 4,s:   3,130,952 msg/sec
                 tbb::spin_mutex, 4,i:   6,341,523 msg/sec
                 tbb::spin_mutex, 5,s:   5,203,675 msg/sec
                 tbb::spin_mutex, 5,i:   5,736,414 msg/sec
                 tbb::spin_mutex, 6,s:   5,347,287 msg/sec
                 tbb::spin_mutex, 6,i:   4,379,011 msg/sec
                 tbb::spin_mutex, 7,s:   4,859,045 msg/sec
                 tbb::spin_mutex, 7,i:   4,338,500 msg/sec
                 tbb::spin_mutex, 8,s:   4,266,625 msg/sec
                 tbb::spin_mutex, 8,i:   4,065,930 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,292,563 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,386,528 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,673,723 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,476,070 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,486,337 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,839,009 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,420,847 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,297,142 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,665,253 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,830,008 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,035,820 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,905,589 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,022,540 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,953,714 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,981,670 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,080,360 msg/sec
     xenium::michael_scott_queue, 1,s:   9,508,466 msg/sec
     xenium::michael_scott_queue, 1,i:   9,497,219 msg/sec
     xenium::michael_scott_queue, 2,s:   8,512,821 msg/sec
     xenium::michael_scott_queue, 2,i:   8,510,322 msg/sec
     xenium::michael_scott_queue, 3,s:   7,152,950 msg/sec
     xenium::michael_scott_queue, 3,i:   7,620,448 msg/sec
     xenium::michael_scott_queue, 4,s:   6,361,353 msg/sec
     xenium::michael_scott_queue, 4,i:   6,325,135 msg/sec
     xenium::michael_scott_queue, 5,s:   6,304,994 msg/sec
     xenium::michael_scott_queue, 5,i:   6,783,838 msg/sec
     xenium::michael_scott_queue, 6,s:   6,529,614 msg/sec
     xenium::michael_scott_queue, 6,i:   6,933,859 msg/sec
     xenium::michael_scott_queue, 7,s:   6,283,460 msg/sec
     xenium::michael_scott_queue, 7,i:   6,545,398 msg/sec
     xenium::michael_scott_queue, 8,s:   5,915,856 msg/sec
     xenium::michael_scott_queue, 8,i:   6,127,895 msg/sec
         xenium::ramalhete_queue, 1,s:  32,249,163 msg/sec
         xenium::ramalhete_queue, 1,i:  32,423,932 msg/sec
         xenium::ramalhete_queue, 2,s:  24,439,351 msg/sec
         xenium::ramalhete_queue, 2,i:  23,299,655 msg/sec
         xenium::ramalhete_queue, 3,s:  29,163,949 msg/sec
         xenium::ramalhete_queue, 3,i:  28,568,305 msg/sec
         xenium::ramalhete_queue, 4,s:  33,842,374 msg/sec
         xenium::ramalhete_queue, 4,i:  33,483,240 msg/sec
         xenium::ramalhete_queue, 5,s:  31,992,388 msg/sec
         xenium::ramalhete_queue, 5,i:  36,186,280 msg/sec
         xenium::ramalhete_queue, 6,s:  33,912,408 msg/sec
         xenium::ramalhete_queue, 6,i:  39,071,153 msg/sec
         xenium::ramalhete_queue, 7,s:  35,062,512 msg/sec
         xenium::ramalhete_queue, 7,i:  41,150,784 msg/sec
         xenium::ramalhete_queue, 8,s:  35,539,209 msg/sec
         xenium::ramalhete_queue, 8,i:  43,868,605 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,646,580 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,712,842 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,660,876 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,019,650 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,631,799 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,746,695 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,717,808 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,246,447 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,793,614 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,322,766 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,111,194 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,120,522 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,207,623 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,284,865 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,384,280 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,261,865 msg/sec
                     AtomicQueue, 1,s:  64,650,716 msg/sec
                     AtomicQueue, 1,i:  56,467,766 msg/sec
                     AtomicQueue, 2,s:  12,378,027 msg/sec
                     AtomicQueue, 2,i:  11,744,849 msg/sec
                     AtomicQueue, 3,s:  10,785,291 msg/sec
                     AtomicQueue, 3,i:   9,882,534 msg/sec
                     AtomicQueue, 4,s:   8,167,628 msg/sec
                     AtomicQueue, 4,i:   8,180,226 msg/sec
                     AtomicQueue, 5,s:   7,997,476 msg/sec
                     AtomicQueue, 5,i:   8,011,722 msg/sec
                     AtomicQueue, 6,s:   7,831,464 msg/sec
                     AtomicQueue, 6,i:   7,618,012 msg/sec
                     AtomicQueue, 7,s:   7,120,376 msg/sec
                     AtomicQueue, 7,i:   7,984,056 msg/sec
                     AtomicQueue, 8,s:   6,318,665 msg/sec
                     AtomicQueue, 8,i:   7,486,972 msg/sec
                    AtomicQueueB, 1,s:  43,906,144 msg/sec
                    AtomicQueueB, 1,i:  43,048,696 msg/sec
                    AtomicQueueB, 2,s:  11,867,918 msg/sec
                    AtomicQueueB, 2,i:  11,507,366 msg/sec
                    AtomicQueueB, 3,s:  11,014,799 msg/sec
                    AtomicQueueB, 3,i:  10,039,486 msg/sec
                    AtomicQueueB, 4,s:   8,033,464 msg/sec
                    AtomicQueueB, 4,i:   8,032,079 msg/sec
                    AtomicQueueB, 5,s:   7,619,547 msg/sec
                    AtomicQueueB, 5,i:   7,835,411 msg/sec
                    AtomicQueueB, 6,s:   7,335,866 msg/sec
                    AtomicQueueB, 6,i:   7,586,037 msg/sec
                    AtomicQueueB, 7,s:   6,849,661 msg/sec
                    AtomicQueueB, 7,i:   7,760,397 msg/sec
                    AtomicQueueB, 8,s:   6,307,231 msg/sec
                    AtomicQueueB, 8,i:   7,186,462 msg/sec
             OptimistAtomicQueue, 1,s: 759,564,435 msg/sec
             OptimistAtomicQueue, 1,i: 712,926,570 msg/sec
             OptimistAtomicQueue, 2,s:  32,165,690 msg/sec
             OptimistAtomicQueue, 2,i:  32,166,661 msg/sec
             OptimistAtomicQueue, 3,s:  36,559,892 msg/sec
             OptimistAtomicQueue, 3,i:  37,314,824 msg/sec
             OptimistAtomicQueue, 4,s:  39,218,086 msg/sec
             OptimistAtomicQueue, 4,i:  39,320,078 msg/sec
             OptimistAtomicQueue, 5,s:  42,466,007 msg/sec
             OptimistAtomicQueue, 5,i:  46,342,774 msg/sec
             OptimistAtomicQueue, 6,s:  42,824,824 msg/sec
             OptimistAtomicQueue, 6,i:  50,287,172 msg/sec
             OptimistAtomicQueue, 7,s:  44,921,135 msg/sec
             OptimistAtomicQueue, 7,i:  49,510,034 msg/sec
             OptimistAtomicQueue, 8,s:  46,267,833 msg/sec
             OptimistAtomicQueue, 8,i:  48,907,310 msg/sec
            OptimistAtomicQueueB, 1,s:  90,714,374 msg/sec
            OptimistAtomicQueueB, 1,i: 138,261,952 msg/sec
            OptimistAtomicQueueB, 2,s:  32,099,658 msg/sec
            OptimistAtomicQueueB, 2,i:  31,800,099 msg/sec
            OptimistAtomicQueueB, 3,s:  36,198,780 msg/sec
            OptimistAtomicQueueB, 3,i:  36,870,464 msg/sec
            OptimistAtomicQueueB, 4,s:  38,642,082 msg/sec
            OptimistAtomicQueueB, 4,i:  38,564,993 msg/sec
            OptimistAtomicQueueB, 5,s:  40,896,727 msg/sec
            OptimistAtomicQueueB, 5,i:  45,379,888 msg/sec
            OptimistAtomicQueueB, 6,s:  41,073,138 msg/sec
            OptimistAtomicQueueB, 6,i:  49,086,252 msg/sec
            OptimistAtomicQueueB, 7,s:  42,512,550 msg/sec
            OptimistAtomicQueueB, 7,i:  48,235,758 msg/sec
            OptimistAtomicQueueB, 8,s:  43,966,479 msg/sec
            OptimistAtomicQueueB, 8,i:  48,336,792 msg/sec
                    AtomicQueue2, 1,s:  22,903,187 msg/sec
                    AtomicQueue2, 1,i:  22,877,147 msg/sec
                    AtomicQueue2, 2,s:  12,122,494 msg/sec
                    AtomicQueue2, 2,i:  11,812,484 msg/sec
                    AtomicQueue2, 3,s:   9,563,671 msg/sec
                    AtomicQueue2, 3,i:   9,355,928 msg/sec
                    AtomicQueue2, 4,s:   7,990,176 msg/sec
                    AtomicQueue2, 4,i:   8,062,619 msg/sec
                    AtomicQueue2, 5,s:   7,947,982 msg/sec
                    AtomicQueue2, 5,i:   8,036,587 msg/sec
                    AtomicQueue2, 6,s:   7,848,530 msg/sec
                    AtomicQueue2, 6,i:   7,529,469 msg/sec
                    AtomicQueue2, 7,s:   7,187,163 msg/sec
                    AtomicQueue2, 7,i:   7,911,232 msg/sec
                    AtomicQueue2, 8,s:   6,376,023 msg/sec
                    AtomicQueue2, 8,i:   7,337,155 msg/sec
                   AtomicQueueB2, 1,s:  35,916,881 msg/sec
                   AtomicQueueB2, 1,i:  32,642,558 msg/sec
                   AtomicQueueB2, 2,s:  11,367,917 msg/sec
                   AtomicQueueB2, 2,i:  11,112,081 msg/sec
                   AtomicQueueB2, 3,s:   9,707,855 msg/sec
                   AtomicQueueB2, 3,i:   9,475,598 msg/sec
                   AtomicQueueB2, 4,s:   7,915,016 msg/sec
                   AtomicQueueB2, 4,i:   7,916,074 msg/sec
                   AtomicQueueB2, 5,s:   7,461,375 msg/sec
                   AtomicQueueB2, 5,i:   7,685,803 msg/sec
                   AtomicQueueB2, 6,s:   7,261,553 msg/sec
                   AtomicQueueB2, 6,i:   7,441,672 msg/sec
                   AtomicQueueB2, 7,s:   6,894,734 msg/sec
                   AtomicQueueB2, 7,i:   7,688,591 msg/sec
                   AtomicQueueB2, 8,s:   6,362,380 msg/sec
                   AtomicQueueB2, 8,i:   7,101,663 msg/sec
            OptimistAtomicQueue2, 1,s: 367,477,235 msg/sec
            OptimistAtomicQueue2, 1,i: 370,564,196 msg/sec
            OptimistAtomicQueue2, 2,s:  24,381,129 msg/sec
            OptimistAtomicQueue2, 2,i:  24,620,307 msg/sec
            OptimistAtomicQueue2, 3,s:  30,332,171 msg/sec
            OptimistAtomicQueue2, 3,i:  30,082,079 msg/sec
            OptimistAtomicQueue2, 4,s:  34,981,830 msg/sec
            OptimistAtomicQueue2, 4,i:  33,247,093 msg/sec
            OptimistAtomicQueue2, 5,s:  36,947,368 msg/sec
            OptimistAtomicQueue2, 5,i:  40,235,440 msg/sec
            OptimistAtomicQueue2, 6,s:  40,128,805 msg/sec
            OptimistAtomicQueue2, 6,i:  49,293,739 msg/sec
            OptimistAtomicQueue2, 7,s:  43,139,208 msg/sec
            OptimistAtomicQueue2, 7,i:  51,572,128 msg/sec
            OptimistAtomicQueue2, 8,s:  43,946,378 msg/sec
            OptimistAtomicQueue2, 8,i:  48,380,311 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,248,348 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,883,290 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,984,842 msg/sec
           OptimistAtomicQueueB2, 2,i:  29,163,912 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,550,017 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,722,719 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,362,072 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,101,675 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,605,671 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,454,113 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,503,083 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,229,671 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,778,080 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,125,817 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,405,672 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,315,747 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000156 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000223 sec/round-trip
                pthread_spinlock: 0.000000254 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000250 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000268 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000208 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[245] 158m:2s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,096,301 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,093,648 msg/sec
          boost::lockfree::queue, 1,s:   6,837,634 msg/sec
          boost::lockfree::queue, 1,i:   6,882,040 msg/sec
          boost::lockfree::queue, 2,s:   7,543,992 msg/sec
          boost::lockfree::queue, 2,i:   7,583,959 msg/sec
          boost::lockfree::queue, 3,s:   7,399,990 msg/sec
          boost::lockfree::queue, 3,i:   7,554,083 msg/sec
          boost::lockfree::queue, 4,s:   6,427,502 msg/sec
          boost::lockfree::queue, 4,i:   6,774,848 msg/sec
          boost::lockfree::queue, 5,s:   6,480,313 msg/sec
          boost::lockfree::queue, 5,i:   6,488,003 msg/sec
          boost::lockfree::queue, 6,s:   6,009,727 msg/sec
          boost::lockfree::queue, 6,i:   6,097,009 msg/sec
          boost::lockfree::queue, 7,s:   5,925,147 msg/sec
          boost::lockfree::queue, 7,i:   6,089,815 msg/sec
          boost::lockfree::queue, 8,s:   5,447,353 msg/sec
          boost::lockfree::queue, 8,i:   5,641,196 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 292,269,387 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  87,813,185 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,020,721 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,212,157 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,021,656 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,967,402 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,071,696 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,515,641 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,121,716 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,248,360 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,520,260 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,241,478 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,740,632 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,308,011 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,122,246 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,296,305 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,293,920 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,341,402 msg/sec
                pthread_spinlock, 1,s:  29,484,592 msg/sec
                pthread_spinlock, 1,i:  25,291,569 msg/sec
                pthread_spinlock, 2,s:  15,559,909 msg/sec
                pthread_spinlock, 2,i:  16,991,665 msg/sec
                pthread_spinlock, 3,s:   8,267,433 msg/sec
                pthread_spinlock, 3,i:  12,112,366 msg/sec
                pthread_spinlock, 4,s:   6,511,755 msg/sec
                pthread_spinlock, 4,i:   8,812,830 msg/sec
                pthread_spinlock, 5,s:   8,755,982 msg/sec
                pthread_spinlock, 5,i:   9,567,712 msg/sec
                pthread_spinlock, 6,s:   8,339,685 msg/sec
                pthread_spinlock, 6,i:   8,408,491 msg/sec
                pthread_spinlock, 7,s:   7,549,337 msg/sec
                pthread_spinlock, 7,i:   7,865,312 msg/sec
                pthread_spinlock, 8,s:   6,864,805 msg/sec
                pthread_spinlock, 8,i:   6,935,075 msg/sec
                      std::mutex, 1,s:   7,815,647 msg/sec
                      std::mutex, 1,i:   7,311,309 msg/sec
                      std::mutex, 2,s:   5,375,481 msg/sec
                      std::mutex, 2,i:   5,521,823 msg/sec
                      std::mutex, 3,s:   5,365,332 msg/sec
                      std::mutex, 3,i:   4,887,585 msg/sec
                      std::mutex, 4,s:   5,379,711 msg/sec
                      std::mutex, 4,i:   6,285,748 msg/sec
                      std::mutex, 5,s:   6,118,270 msg/sec
                      std::mutex, 5,i:   6,032,818 msg/sec
                      std::mutex, 6,s:   5,963,084 msg/sec
                      std::mutex, 6,i:   5,977,232 msg/sec
                      std::mutex, 7,s:   5,842,918 msg/sec
                      std::mutex, 7,i:   5,850,702 msg/sec
                      std::mutex, 8,s:   5,708,894 msg/sec
                      std::mutex, 8,i:   5,704,858 msg/sec
                 tbb::spin_mutex, 1,s:  37,836,756 msg/sec
                 tbb::spin_mutex, 1,i:  37,758,511 msg/sec
                 tbb::spin_mutex, 2,s:  21,068,338 msg/sec
                 tbb::spin_mutex, 2,i:  18,306,537 msg/sec
                 tbb::spin_mutex, 3,s:   7,397,371 msg/sec
                 tbb::spin_mutex, 3,i:  10,779,437 msg/sec
                 tbb::spin_mutex, 4,s:   3,169,231 msg/sec
                 tbb::spin_mutex, 4,i:   6,313,267 msg/sec
                 tbb::spin_mutex, 5,s:   5,180,285 msg/sec
                 tbb::spin_mutex, 5,i:   5,658,189 msg/sec
                 tbb::spin_mutex, 6,s:   5,260,772 msg/sec
                 tbb::spin_mutex, 6,i:   4,377,538 msg/sec
                 tbb::spin_mutex, 7,s:   4,854,868 msg/sec
                 tbb::spin_mutex, 7,i:   4,344,277 msg/sec
                 tbb::spin_mutex, 8,s:   4,269,739 msg/sec
                 tbb::spin_mutex, 8,i:   4,171,091 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,379,478 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,396,501 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,124,705 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,977,593 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,415,450 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,763,945 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,145,941 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,368,461 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,679,402 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,726,450 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,811,998 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,945,083 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,797,795 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,199,580 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,641,128 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,291,889 msg/sec
     xenium::michael_scott_queue, 1,s:  10,158,010 msg/sec
     xenium::michael_scott_queue, 1,i:   9,894,476 msg/sec
     xenium::michael_scott_queue, 2,s:   8,428,541 msg/sec
     xenium::michael_scott_queue, 2,i:   8,430,992 msg/sec
     xenium::michael_scott_queue, 3,s:   7,269,151 msg/sec
     xenium::michael_scott_queue, 3,i:   7,560,960 msg/sec
     xenium::michael_scott_queue, 4,s:   6,397,792 msg/sec
     xenium::michael_scott_queue, 4,i:   6,372,066 msg/sec
     xenium::michael_scott_queue, 5,s:   6,336,234 msg/sec
     xenium::michael_scott_queue, 5,i:   6,658,496 msg/sec
     xenium::michael_scott_queue, 6,s:   6,549,657 msg/sec
     xenium::michael_scott_queue, 6,i:   6,734,359 msg/sec
     xenium::michael_scott_queue, 7,s:   6,259,443 msg/sec
     xenium::michael_scott_queue, 7,i:   6,570,952 msg/sec
     xenium::michael_scott_queue, 8,s:   5,998,539 msg/sec
     xenium::michael_scott_queue, 8,i:   6,106,290 msg/sec
         xenium::ramalhete_queue, 1,s:  31,937,872 msg/sec
         xenium::ramalhete_queue, 1,i:  32,433,506 msg/sec
         xenium::ramalhete_queue, 2,s:  23,403,459 msg/sec
         xenium::ramalhete_queue, 2,i:  23,284,279 msg/sec
         xenium::ramalhete_queue, 3,s:  29,245,828 msg/sec
         xenium::ramalhete_queue, 3,i:  28,453,584 msg/sec
         xenium::ramalhete_queue, 4,s:  33,850,851 msg/sec
         xenium::ramalhete_queue, 4,i:  33,497,086 msg/sec
         xenium::ramalhete_queue, 5,s:  32,432,740 msg/sec
         xenium::ramalhete_queue, 5,i:  36,110,493 msg/sec
         xenium::ramalhete_queue, 6,s:  34,026,127 msg/sec
         xenium::ramalhete_queue, 6,i:  38,854,391 msg/sec
         xenium::ramalhete_queue, 7,s:  35,161,975 msg/sec
         xenium::ramalhete_queue, 7,i:  42,267,038 msg/sec
         xenium::ramalhete_queue, 8,s:  35,513,885 msg/sec
         xenium::ramalhete_queue, 8,i:  44,250,803 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,452,786 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,736,337 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,420,141 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,631,801 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,639,204 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,015,119 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,555,474 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,365,953 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,919,000 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,320,121 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,054,855 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,410,820 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,319,004 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,906,022 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,424,108 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,337,825 msg/sec
                     AtomicQueue, 1,s:  58,349,084 msg/sec
                     AtomicQueue, 1,i:  56,644,838 msg/sec
                     AtomicQueue, 2,s:  12,311,624 msg/sec
                     AtomicQueue, 2,i:  11,746,547 msg/sec
                     AtomicQueue, 3,s:  10,769,401 msg/sec
                     AtomicQueue, 3,i:   9,932,065 msg/sec
                     AtomicQueue, 4,s:   8,200,788 msg/sec
                     AtomicQueue, 4,i:   8,207,543 msg/sec
                     AtomicQueue, 5,s:   8,035,457 msg/sec
                     AtomicQueue, 5,i:   8,134,936 msg/sec
                     AtomicQueue, 6,s:   7,733,502 msg/sec
                     AtomicQueue, 6,i:   7,630,135 msg/sec
                     AtomicQueue, 7,s:   7,117,463 msg/sec
                     AtomicQueue, 7,i:   7,983,008 msg/sec
                     AtomicQueue, 8,s:   6,378,701 msg/sec
                     AtomicQueue, 8,i:   7,438,312 msg/sec
                    AtomicQueueB, 1,s:  43,829,760 msg/sec
                    AtomicQueueB, 1,i:  43,254,567 msg/sec
                    AtomicQueueB, 2,s:  11,804,283 msg/sec
                    AtomicQueueB, 2,i:  11,495,933 msg/sec
                    AtomicQueueB, 3,s:  10,966,112 msg/sec
                    AtomicQueueB, 3,i:  10,117,959 msg/sec
                    AtomicQueueB, 4,s:   8,054,561 msg/sec
                    AtomicQueueB, 4,i:   8,056,251 msg/sec
                    AtomicQueueB, 5,s:   7,672,724 msg/sec
                    AtomicQueueB, 5,i:   7,733,177 msg/sec
                    AtomicQueueB, 6,s:   7,248,616 msg/sec
                    AtomicQueueB, 6,i:   7,511,575 msg/sec
                    AtomicQueueB, 7,s:   6,899,296 msg/sec
                    AtomicQueueB, 7,i:   7,749,965 msg/sec
                    AtomicQueueB, 8,s:   6,319,247 msg/sec
                    AtomicQueueB, 8,i:   7,008,829 msg/sec
             OptimistAtomicQueue, 1,s: 697,732,508 msg/sec
             OptimistAtomicQueue, 1,i: 512,645,556 msg/sec
             OptimistAtomicQueue, 2,s:  32,300,161 msg/sec
             OptimistAtomicQueue, 2,i:  32,122,723 msg/sec
             OptimistAtomicQueue, 3,s:  36,625,467 msg/sec
             OptimistAtomicQueue, 3,i:  37,343,791 msg/sec
             OptimistAtomicQueue, 4,s:  39,287,538 msg/sec
             OptimistAtomicQueue, 4,i:  39,361,546 msg/sec
             OptimistAtomicQueue, 5,s:  41,669,437 msg/sec
             OptimistAtomicQueue, 5,i:  46,402,553 msg/sec
             OptimistAtomicQueue, 6,s:  42,085,952 msg/sec
             OptimistAtomicQueue, 6,i:  50,474,640 msg/sec
             OptimistAtomicQueue, 7,s:  44,034,431 msg/sec
             OptimistAtomicQueue, 7,i:  52,994,713 msg/sec
             OptimistAtomicQueue, 8,s:  46,564,692 msg/sec
             OptimistAtomicQueue, 8,i:  49,742,389 msg/sec
            OptimistAtomicQueueB, 1,s: 109,371,197 msg/sec
            OptimistAtomicQueueB, 1,i: 126,523,753 msg/sec
            OptimistAtomicQueueB, 2,s:  32,416,645 msg/sec
            OptimistAtomicQueueB, 2,i:  32,401,025 msg/sec
            OptimistAtomicQueueB, 3,s:  36,289,878 msg/sec
            OptimistAtomicQueueB, 3,i:  36,985,576 msg/sec
            OptimistAtomicQueueB, 4,s:  38,715,232 msg/sec
            OptimistAtomicQueueB, 4,i:  38,675,903 msg/sec
            OptimistAtomicQueueB, 5,s:  41,116,451 msg/sec
            OptimistAtomicQueueB, 5,i:  45,684,283 msg/sec
            OptimistAtomicQueueB, 6,s:  41,183,756 msg/sec
            OptimistAtomicQueueB, 6,i:  49,093,298 msg/sec
            OptimistAtomicQueueB, 7,s:  42,535,957 msg/sec
            OptimistAtomicQueueB, 7,i:  51,449,605 msg/sec
            OptimistAtomicQueueB, 8,s:  44,148,697 msg/sec
            OptimistAtomicQueueB, 8,i:  47,937,856 msg/sec
                    AtomicQueue2, 1,s:  23,076,764 msg/sec
                    AtomicQueue2, 1,i:  23,184,130 msg/sec
                    AtomicQueue2, 2,s:  11,881,875 msg/sec
                    AtomicQueue2, 2,i:  11,593,898 msg/sec
                    AtomicQueue2, 3,s:   9,901,293 msg/sec
                    AtomicQueue2, 3,i:   9,370,918 msg/sec
                    AtomicQueue2, 4,s:   8,067,230 msg/sec
                    AtomicQueue2, 4,i:   8,027,946 msg/sec
                    AtomicQueue2, 5,s:   7,909,524 msg/sec
                    AtomicQueue2, 5,i:   8,034,844 msg/sec
                    AtomicQueue2, 6,s:   7,713,442 msg/sec
                    AtomicQueue2, 6,i:   7,525,460 msg/sec
                    AtomicQueue2, 7,s:   7,098,953 msg/sec
                    AtomicQueue2, 7,i:   7,902,481 msg/sec
                    AtomicQueue2, 8,s:   6,377,539 msg/sec
                    AtomicQueue2, 8,i:   7,352,482 msg/sec
                   AtomicQueueB2, 1,s:  35,960,616 msg/sec
                   AtomicQueueB2, 1,i:  36,024,905 msg/sec
                   AtomicQueueB2, 2,s:  11,393,018 msg/sec
                   AtomicQueueB2, 2,i:  11,127,024 msg/sec
                   AtomicQueueB2, 3,s:   9,677,125 msg/sec
                   AtomicQueueB2, 3,i:   9,531,102 msg/sec
                   AtomicQueueB2, 4,s:   7,985,660 msg/sec
                   AtomicQueueB2, 4,i:   7,880,863 msg/sec
                   AtomicQueueB2, 5,s:   7,460,184 msg/sec
                   AtomicQueueB2, 5,i:   7,775,211 msg/sec
                   AtomicQueueB2, 6,s:   7,276,680 msg/sec
                   AtomicQueueB2, 6,i:   7,432,467 msg/sec
                   AtomicQueueB2, 7,s:   6,871,077 msg/sec
                   AtomicQueueB2, 7,i:   7,756,858 msg/sec
                   AtomicQueueB2, 8,s:   6,281,019 msg/sec
                   AtomicQueueB2, 8,i:   7,124,056 msg/sec
            OptimistAtomicQueue2, 1,s: 499,635,515 msg/sec
            OptimistAtomicQueue2, 1,i:  33,710,086 msg/sec
            OptimistAtomicQueue2, 2,s:  26,073,301 msg/sec
            OptimistAtomicQueue2, 2,i:  24,018,622 msg/sec
            OptimistAtomicQueue2, 3,s:  30,308,722 msg/sec
            OptimistAtomicQueue2, 3,i:  30,061,392 msg/sec
            OptimistAtomicQueue2, 4,s:  33,205,585 msg/sec
            OptimistAtomicQueue2, 4,i:  33,003,344 msg/sec
            OptimistAtomicQueue2, 5,s:  37,085,953 msg/sec
            OptimistAtomicQueue2, 5,i:  40,562,300 msg/sec
            OptimistAtomicQueue2, 6,s:  40,387,785 msg/sec
            OptimistAtomicQueue2, 6,i:  49,028,064 msg/sec
            OptimistAtomicQueue2, 7,s:  42,688,136 msg/sec
            OptimistAtomicQueue2, 7,i:  48,186,939 msg/sec
            OptimistAtomicQueue2, 8,s:  43,973,528 msg/sec
            OptimistAtomicQueue2, 8,i:  49,794,559 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,129,373 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,866,522 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,858,464 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,219,819 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,884,273 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,070,854 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,521,748 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,158,010 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,883,179 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,254,998 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,818,952 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,325,463 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,157,176 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,245,955 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,946,361 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,066,461 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000156 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000244 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000283 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000262 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[246] 156m:43s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,458,889 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,187,322 msg/sec
          boost::lockfree::queue, 1,s:   6,896,428 msg/sec
          boost::lockfree::queue, 1,i:   6,905,208 msg/sec
          boost::lockfree::queue, 2,s:   7,652,683 msg/sec
          boost::lockfree::queue, 2,i:   7,410,802 msg/sec
          boost::lockfree::queue, 3,s:   7,374,128 msg/sec
          boost::lockfree::queue, 3,i:   7,542,311 msg/sec
          boost::lockfree::queue, 4,s:   6,424,298 msg/sec
          boost::lockfree::queue, 4,i:   6,868,439 msg/sec
          boost::lockfree::queue, 5,s:   6,436,399 msg/sec
          boost::lockfree::queue, 5,i:   6,500,092 msg/sec
          boost::lockfree::queue, 6,s:   5,981,351 msg/sec
          boost::lockfree::queue, 6,i:   6,109,932 msg/sec
          boost::lockfree::queue, 7,s:   5,977,786 msg/sec
          boost::lockfree::queue, 7,i:   6,031,599 msg/sec
          boost::lockfree::queue, 8,s:   5,527,132 msg/sec
          boost::lockfree::queue, 8,i:   5,687,451 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 423,500,733 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  44,695,535 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,909,791 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,851,187 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,752,229 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,558,917 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,832,980 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,727,134 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,466,292 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,570,765 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,285,792 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,732,527 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,499,885 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,985,943 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,011,672 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  35,026,518 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,206,456 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,392,024 msg/sec
                pthread_spinlock, 1,s:  29,185,436 msg/sec
                pthread_spinlock, 1,i:  25,311,567 msg/sec
                pthread_spinlock, 2,s:  16,016,175 msg/sec
                pthread_spinlock, 2,i:  16,944,418 msg/sec
                pthread_spinlock, 3,s:   8,294,029 msg/sec
                pthread_spinlock, 3,i:  12,061,875 msg/sec
                pthread_spinlock, 4,s:   6,519,855 msg/sec
                pthread_spinlock, 4,i:   9,304,231 msg/sec
                pthread_spinlock, 5,s:   8,721,490 msg/sec
                pthread_spinlock, 5,i:   9,341,282 msg/sec
                pthread_spinlock, 6,s:   8,619,648 msg/sec
                pthread_spinlock, 6,i:   8,337,528 msg/sec
                pthread_spinlock, 7,s:   7,531,642 msg/sec
                pthread_spinlock, 7,i:   7,687,097 msg/sec
                pthread_spinlock, 8,s:   6,702,084 msg/sec
                pthread_spinlock, 8,i:   7,127,556 msg/sec
                      std::mutex, 1,s:   6,111,649 msg/sec
                      std::mutex, 1,i:   6,667,682 msg/sec
                      std::mutex, 2,s:   5,414,094 msg/sec
                      std::mutex, 2,i:   5,025,099 msg/sec
                      std::mutex, 3,s:   5,280,616 msg/sec
                      std::mutex, 3,i:   5,786,007 msg/sec
                      std::mutex, 4,s:   6,002,095 msg/sec
                      std::mutex, 4,i:   6,139,663 msg/sec
                      std::mutex, 5,s:   6,101,017 msg/sec
                      std::mutex, 5,i:   6,070,016 msg/sec
                      std::mutex, 6,s:   5,788,182 msg/sec
                      std::mutex, 6,i:   5,883,223 msg/sec
                      std::mutex, 7,s:   5,867,005 msg/sec
                      std::mutex, 7,i:   5,820,744 msg/sec
                      std::mutex, 8,s:   5,777,901 msg/sec
                      std::mutex, 8,i:   5,721,488 msg/sec
                 tbb::spin_mutex, 1,s:  37,866,523 msg/sec
                 tbb::spin_mutex, 1,i:  37,784,898 msg/sec
                 tbb::spin_mutex, 2,s:  21,210,833 msg/sec
                 tbb::spin_mutex, 2,i:  18,445,581 msg/sec
                 tbb::spin_mutex, 3,s:   8,795,145 msg/sec
                 tbb::spin_mutex, 3,i:  11,055,491 msg/sec
                 tbb::spin_mutex, 4,s:   3,175,252 msg/sec
                 tbb::spin_mutex, 4,i:   6,299,994 msg/sec
                 tbb::spin_mutex, 5,s:   5,255,768 msg/sec
                 tbb::spin_mutex, 5,i:   5,470,489 msg/sec
                 tbb::spin_mutex, 6,s:   5,243,398 msg/sec
                 tbb::spin_mutex, 6,i:   4,370,672 msg/sec
                 tbb::spin_mutex, 7,s:   4,677,854 msg/sec
                 tbb::spin_mutex, 7,i:   4,311,767 msg/sec
                 tbb::spin_mutex, 8,s:   4,228,008 msg/sec
                 tbb::spin_mutex, 8,i:   4,165,296 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,581,574 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,199,825 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,995,767 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,902,027 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,450,577 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,424,957 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,331,955 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,284,216 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,742,211 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,741,507 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,717,094 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,017,145 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,899,648 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,965,667 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,876,776 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,128,818 msg/sec
     xenium::michael_scott_queue, 1,s:   9,210,622 msg/sec
     xenium::michael_scott_queue, 1,i:   8,997,557 msg/sec
     xenium::michael_scott_queue, 2,s:   8,489,039 msg/sec
     xenium::michael_scott_queue, 2,i:   8,540,354 msg/sec
     xenium::michael_scott_queue, 3,s:   7,323,040 msg/sec
     xenium::michael_scott_queue, 3,i:   7,614,236 msg/sec
     xenium::michael_scott_queue, 4,s:   6,361,586 msg/sec
     xenium::michael_scott_queue, 4,i:   6,316,292 msg/sec
     xenium::michael_scott_queue, 5,s:   6,300,080 msg/sec
     xenium::michael_scott_queue, 5,i:   6,781,120 msg/sec
     xenium::michael_scott_queue, 6,s:   6,601,187 msg/sec
     xenium::michael_scott_queue, 6,i:   6,740,700 msg/sec
     xenium::michael_scott_queue, 7,s:   6,398,325 msg/sec
     xenium::michael_scott_queue, 7,i:   6,576,432 msg/sec
     xenium::michael_scott_queue, 8,s:   5,996,117 msg/sec
     xenium::michael_scott_queue, 8,i:   6,259,035 msg/sec
         xenium::ramalhete_queue, 1,s:  31,352,947 msg/sec
         xenium::ramalhete_queue, 1,i:  28,864,332 msg/sec
         xenium::ramalhete_queue, 2,s:  23,155,304 msg/sec
         xenium::ramalhete_queue, 2,i:  23,227,826 msg/sec
         xenium::ramalhete_queue, 3,s:  29,213,846 msg/sec
         xenium::ramalhete_queue, 3,i:  28,550,444 msg/sec
         xenium::ramalhete_queue, 4,s:  33,854,395 msg/sec
         xenium::ramalhete_queue, 4,i:  33,438,790 msg/sec
         xenium::ramalhete_queue, 5,s:  31,987,998 msg/sec
         xenium::ramalhete_queue, 5,i:  36,216,466 msg/sec
         xenium::ramalhete_queue, 6,s:  34,006,443 msg/sec
         xenium::ramalhete_queue, 6,i:  38,876,837 msg/sec
         xenium::ramalhete_queue, 7,s:  35,050,768 msg/sec
         xenium::ramalhete_queue, 7,i:  41,167,881 msg/sec
         xenium::ramalhete_queue, 8,s:  35,647,864 msg/sec
         xenium::ramalhete_queue, 8,i:  43,839,215 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,233,932 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  82,851,863 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,656,100 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,029,985 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,663,753 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,854,755 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,747,022 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,055,721 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,567,605 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,285,012 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,994,042 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,356,719 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,155,634 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,978,422 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,439,418 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,238,203 msg/sec
                     AtomicQueue, 1,s:  62,950,083 msg/sec
                     AtomicQueue, 1,i:  56,688,839 msg/sec
                     AtomicQueue, 2,s:  12,307,169 msg/sec
                     AtomicQueue, 2,i:  11,736,384 msg/sec
                     AtomicQueue, 3,s:  10,593,171 msg/sec
                     AtomicQueue, 3,i:   9,992,750 msg/sec
                     AtomicQueue, 4,s:   8,220,632 msg/sec
                     AtomicQueue, 4,i:   8,202,192 msg/sec
                     AtomicQueue, 5,s:   8,044,786 msg/sec
                     AtomicQueue, 5,i:   8,084,227 msg/sec
                     AtomicQueue, 6,s:   7,823,448 msg/sec
                     AtomicQueue, 6,i:   7,617,776 msg/sec
                     AtomicQueue, 7,s:   7,116,936 msg/sec
                     AtomicQueue, 7,i:   7,975,115 msg/sec
                     AtomicQueue, 8,s:   6,347,824 msg/sec
                     AtomicQueue, 8,i:   7,489,051 msg/sec
                    AtomicQueueB, 1,s:  43,950,757 msg/sec
                    AtomicQueueB, 1,i:  43,091,952 msg/sec
                    AtomicQueueB, 2,s:  11,986,814 msg/sec
                    AtomicQueueB, 2,i:  11,507,253 msg/sec
                    AtomicQueueB, 3,s:  11,022,034 msg/sec
                    AtomicQueueB, 3,i:  10,261,044 msg/sec
                    AtomicQueueB, 4,s:   8,114,810 msg/sec
                    AtomicQueueB, 4,i:   7,991,823 msg/sec
                    AtomicQueueB, 5,s:   7,660,595 msg/sec
                    AtomicQueueB, 5,i:   7,825,122 msg/sec
                    AtomicQueueB, 6,s:   7,361,039 msg/sec
                    AtomicQueueB, 6,i:   7,535,335 msg/sec
                    AtomicQueueB, 7,s:   6,894,740 msg/sec
                    AtomicQueueB, 7,i:   7,746,506 msg/sec
                    AtomicQueueB, 8,s:   6,250,165 msg/sec
                    AtomicQueueB, 8,i:   7,164,137 msg/sec
             OptimistAtomicQueue, 1,s: 756,892,260 msg/sec
             OptimistAtomicQueue, 1,i: 598,717,965 msg/sec
             OptimistAtomicQueue, 2,s:  31,992,074 msg/sec
             OptimistAtomicQueue, 2,i:  32,019,639 msg/sec
             OptimistAtomicQueue, 3,s:  36,607,439 msg/sec
             OptimistAtomicQueue, 3,i:  37,455,115 msg/sec
             OptimistAtomicQueue, 4,s:  39,246,886 msg/sec
             OptimistAtomicQueue, 4,i:  39,379,884 msg/sec
             OptimistAtomicQueue, 5,s:  42,400,838 msg/sec
             OptimistAtomicQueue, 5,i:  46,405,104 msg/sec
             OptimistAtomicQueue, 6,s:  42,576,087 msg/sec
             OptimistAtomicQueue, 6,i:  50,473,756 msg/sec
             OptimistAtomicQueue, 7,s:  44,294,483 msg/sec
             OptimistAtomicQueue, 7,i:  52,983,291 msg/sec
             OptimistAtomicQueue, 8,s:  46,499,616 msg/sec
             OptimistAtomicQueue, 8,i:  49,287,135 msg/sec
            OptimistAtomicQueueB, 1,s: 142,229,185 msg/sec
            OptimistAtomicQueueB, 1,i:  76,459,684 msg/sec
            OptimistAtomicQueueB, 2,s:  32,193,935 msg/sec
            OptimistAtomicQueueB, 2,i:  32,177,677 msg/sec
            OptimistAtomicQueueB, 3,s:  36,293,108 msg/sec
            OptimistAtomicQueueB, 3,i:  36,798,841 msg/sec
            OptimistAtomicQueueB, 4,s:  38,598,047 msg/sec
            OptimistAtomicQueueB, 4,i:  38,746,596 msg/sec
            OptimistAtomicQueueB, 5,s:  41,089,275 msg/sec
            OptimistAtomicQueueB, 5,i:  46,158,563 msg/sec
            OptimistAtomicQueueB, 6,s:  40,716,432 msg/sec
            OptimistAtomicQueueB, 6,i:  48,671,206 msg/sec
            OptimistAtomicQueueB, 7,s:  42,062,143 msg/sec
            OptimistAtomicQueueB, 7,i:  51,468,713 msg/sec
            OptimistAtomicQueueB, 8,s:  44,023,232 msg/sec
            OptimistAtomicQueueB, 8,i:  48,234,075 msg/sec
                    AtomicQueue2, 1,s:  23,451,718 msg/sec
                    AtomicQueue2, 1,i:  61,696,929 msg/sec
                    AtomicQueue2, 2,s:  11,839,652 msg/sec
                    AtomicQueue2, 2,i:  11,403,251 msg/sec
                    AtomicQueue2, 3,s:   9,457,890 msg/sec
                    AtomicQueue2, 3,i:   9,426,166 msg/sec
                    AtomicQueue2, 4,s:   8,031,005 msg/sec
                    AtomicQueue2, 4,i:   8,105,145 msg/sec
                    AtomicQueue2, 5,s:   7,873,236 msg/sec
                    AtomicQueue2, 5,i:   8,048,941 msg/sec
                    AtomicQueue2, 6,s:   7,633,934 msg/sec
                    AtomicQueue2, 6,i:   7,524,962 msg/sec
                    AtomicQueue2, 7,s:   7,005,546 msg/sec
                    AtomicQueue2, 7,i:   7,879,224 msg/sec
                    AtomicQueue2, 8,s:   6,405,782 msg/sec
                    AtomicQueue2, 8,i:   7,358,022 msg/sec
                   AtomicQueueB2, 1,s:  39,366,669 msg/sec
                   AtomicQueueB2, 1,i:  33,483,616 msg/sec
                   AtomicQueueB2, 2,s:  11,330,564 msg/sec
                   AtomicQueueB2, 2,i:  11,118,095 msg/sec
                   AtomicQueueB2, 3,s:   9,671,689 msg/sec
                   AtomicQueueB2, 3,i:   9,557,198 msg/sec
                   AtomicQueueB2, 4,s:   7,937,542 msg/sec
                   AtomicQueueB2, 4,i:   7,852,762 msg/sec
                   AtomicQueueB2, 5,s:   7,505,483 msg/sec
                   AtomicQueueB2, 5,i:   7,658,735 msg/sec
                   AtomicQueueB2, 6,s:   7,018,286 msg/sec
                   AtomicQueueB2, 6,i:   7,459,970 msg/sec
                   AtomicQueueB2, 7,s:   6,870,571 msg/sec
                   AtomicQueueB2, 7,i:   7,708,270 msg/sec
                   AtomicQueueB2, 8,s:   6,332,800 msg/sec
                   AtomicQueueB2, 8,i:   6,976,573 msg/sec
            OptimistAtomicQueue2, 1,s: 467,479,278 msg/sec
            OptimistAtomicQueue2, 1,i:  29,581,212 msg/sec
            OptimistAtomicQueue2, 2,s:  25,057,120 msg/sec
            OptimistAtomicQueue2, 2,i:  25,551,877 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,292 msg/sec
            OptimistAtomicQueue2, 3,i:  29,993,977 msg/sec
            OptimistAtomicQueue2, 4,s:  33,248,556 msg/sec
            OptimistAtomicQueue2, 4,i:  33,082,572 msg/sec
            OptimistAtomicQueue2, 5,s:  36,989,926 msg/sec
            OptimistAtomicQueue2, 5,i:  41,133,710 msg/sec
            OptimistAtomicQueue2, 6,s:  40,096,388 msg/sec
            OptimistAtomicQueue2, 6,i:  49,323,944 msg/sec
            OptimistAtomicQueue2, 7,s:  43,392,923 msg/sec
            OptimistAtomicQueue2, 7,i:  48,222,015 msg/sec
            OptimistAtomicQueue2, 8,s:  43,910,058 msg/sec
            OptimistAtomicQueue2, 8,i:  48,769,977 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,369,033 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,858,723 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,901,431 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,189,236 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,801,880 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,118,536 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,283,801 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,728,983 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,472,141 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,707,981 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,238,568 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,389,338 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,116,724 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,019,833 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,561,918 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,186,226 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000322 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000259 sec/round-trip
                      std::mutex: 0.000000411 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000380 sec/round-trip
         xenium::ramalhete_queue: 0.000000276 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[247] 155m:23s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,341,125 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,655,597 msg/sec
          boost::lockfree::queue, 1,s:   6,852,699 msg/sec
          boost::lockfree::queue, 1,i:   6,897,584 msg/sec
          boost::lockfree::queue, 2,s:   7,638,249 msg/sec
          boost::lockfree::queue, 2,i:   7,506,704 msg/sec
          boost::lockfree::queue, 3,s:   7,523,030 msg/sec
          boost::lockfree::queue, 3,i:   7,552,144 msg/sec
          boost::lockfree::queue, 4,s:   6,426,422 msg/sec
          boost::lockfree::queue, 4,i:   6,857,368 msg/sec
          boost::lockfree::queue, 5,s:   6,429,474 msg/sec
          boost::lockfree::queue, 5,i:   6,472,018 msg/sec
          boost::lockfree::queue, 6,s:   6,028,821 msg/sec
          boost::lockfree::queue, 6,i:   6,118,036 msg/sec
          boost::lockfree::queue, 7,s:   5,831,020 msg/sec
          boost::lockfree::queue, 7,i:   6,070,819 msg/sec
          boost::lockfree::queue, 8,s:   5,410,226 msg/sec
          boost::lockfree::queue, 8,i:   5,593,706 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 473,501,158 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 485,346,244 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,103,782 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,057,488 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,541,308 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,879,086 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,531,631 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,587,496 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,714,226 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,194,170 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,338,270 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,651,659 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,215,529 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,802,445 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,153,419 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,414,351 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,347,092 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,320,335 msg/sec
                pthread_spinlock, 1,s:  29,076,440 msg/sec
                pthread_spinlock, 1,i:  25,507,227 msg/sec
                pthread_spinlock, 2,s:  16,016,092 msg/sec
                pthread_spinlock, 2,i:  16,873,606 msg/sec
                pthread_spinlock, 3,s:   8,317,379 msg/sec
                pthread_spinlock, 3,i:  12,063,490 msg/sec
                pthread_spinlock, 4,s:   6,545,856 msg/sec
                pthread_spinlock, 4,i:   9,285,963 msg/sec
                pthread_spinlock, 5,s:   8,668,886 msg/sec
                pthread_spinlock, 5,i:   9,413,472 msg/sec
                pthread_spinlock, 6,s:   8,282,372 msg/sec
                pthread_spinlock, 6,i:   8,902,648 msg/sec
                pthread_spinlock, 7,s:   7,528,352 msg/sec
                pthread_spinlock, 7,i:   8,078,050 msg/sec
                pthread_spinlock, 8,s:   6,802,838 msg/sec
                pthread_spinlock, 8,i:   6,927,048 msg/sec
                      std::mutex, 1,s:   7,007,353 msg/sec
                      std::mutex, 1,i:   6,555,113 msg/sec
                      std::mutex, 2,s:   5,676,773 msg/sec
                      std::mutex, 2,i:   5,844,051 msg/sec
                      std::mutex, 3,s:   4,730,145 msg/sec
                      std::mutex, 3,i:   5,245,330 msg/sec
                      std::mutex, 4,s:   5,276,450 msg/sec
                      std::mutex, 4,i:   6,287,170 msg/sec
                      std::mutex, 5,s:   5,980,572 msg/sec
                      std::mutex, 5,i:   6,056,972 msg/sec
                      std::mutex, 6,s:   5,883,772 msg/sec
                      std::mutex, 6,i:   5,935,431 msg/sec
                      std::mutex, 7,s:   5,779,038 msg/sec
                      std::mutex, 7,i:   5,838,977 msg/sec
                      std::mutex, 8,s:   5,642,733 msg/sec
                      std::mutex, 8,i:   5,710,514 msg/sec
                 tbb::spin_mutex, 1,s:  37,930,311 msg/sec
                 tbb::spin_mutex, 1,i:  37,582,287 msg/sec
                 tbb::spin_mutex, 2,s:  21,129,559 msg/sec
                 tbb::spin_mutex, 2,i:  18,337,465 msg/sec
                 tbb::spin_mutex, 3,s:   8,929,191 msg/sec
                 tbb::spin_mutex, 3,i:  11,066,658 msg/sec
                 tbb::spin_mutex, 4,s:   3,127,031 msg/sec
                 tbb::spin_mutex, 4,i:   6,341,382 msg/sec
                 tbb::spin_mutex, 5,s:   5,442,455 msg/sec
                 tbb::spin_mutex, 5,i:   5,737,920 msg/sec
                 tbb::spin_mutex, 6,s:   5,250,483 msg/sec
                 tbb::spin_mutex, 6,i:   4,371,176 msg/sec
                 tbb::spin_mutex, 7,s:   4,695,499 msg/sec
                 tbb::spin_mutex, 7,i:   4,341,118 msg/sec
                 tbb::spin_mutex, 8,s:   4,238,672 msg/sec
                 tbb::spin_mutex, 8,i:   4,167,537 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,141,350 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,134,554 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,352,037 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,993,059 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,329,914 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,800,443 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,109,187 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,567,170 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,535,516 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,567,182 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,744,184 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,635,523 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,815,149 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,813,773 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,069,413 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,076,518 msg/sec
     xenium::michael_scott_queue, 1,s:   9,514,780 msg/sec
     xenium::michael_scott_queue, 1,i:   9,486,844 msg/sec
     xenium::michael_scott_queue, 2,s:   8,441,874 msg/sec
     xenium::michael_scott_queue, 2,i:   8,587,599 msg/sec
     xenium::michael_scott_queue, 3,s:   7,304,943 msg/sec
     xenium::michael_scott_queue, 3,i:   7,538,695 msg/sec
     xenium::michael_scott_queue, 4,s:   6,250,067 msg/sec
     xenium::michael_scott_queue, 4,i:   6,321,725 msg/sec
     xenium::michael_scott_queue, 5,s:   6,246,918 msg/sec
     xenium::michael_scott_queue, 5,i:   6,615,376 msg/sec
     xenium::michael_scott_queue, 6,s:   6,478,546 msg/sec
     xenium::michael_scott_queue, 6,i:   6,695,449 msg/sec
     xenium::michael_scott_queue, 7,s:   6,310,445 msg/sec
     xenium::michael_scott_queue, 7,i:   6,581,270 msg/sec
     xenium::michael_scott_queue, 8,s:   6,011,526 msg/sec
     xenium::michael_scott_queue, 8,i:   6,153,056 msg/sec
         xenium::ramalhete_queue, 1,s:  32,136,296 msg/sec
         xenium::ramalhete_queue, 1,i:  31,947,279 msg/sec
         xenium::ramalhete_queue, 2,s:  23,530,209 msg/sec
         xenium::ramalhete_queue, 2,i:  23,297,291 msg/sec
         xenium::ramalhete_queue, 3,s:  29,176,560 msg/sec
         xenium::ramalhete_queue, 3,i:  28,460,138 msg/sec
         xenium::ramalhete_queue, 4,s:  33,717,974 msg/sec
         xenium::ramalhete_queue, 4,i:  33,525,801 msg/sec
         xenium::ramalhete_queue, 5,s:  32,114,860 msg/sec
         xenium::ramalhete_queue, 5,i:  35,956,679 msg/sec
         xenium::ramalhete_queue, 6,s:  34,010,803 msg/sec
         xenium::ramalhete_queue, 6,i:  38,934,961 msg/sec
         xenium::ramalhete_queue, 7,s:  35,123,586 msg/sec
         xenium::ramalhete_queue, 7,i:  40,985,140 msg/sec
         xenium::ramalhete_queue, 8,s:  35,390,714 msg/sec
         xenium::ramalhete_queue, 8,i:  44,082,067 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,405,940 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  91,591,581 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  22,163,537 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,036,401 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,566,592 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,669,918 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,685,184 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,959,391 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,978,499 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,291,459 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,001,910 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,416,688 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,139,768 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,072,956 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,381,515 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,512,742 msg/sec
                     AtomicQueue, 1,s:  61,111,464 msg/sec
                     AtomicQueue, 1,i:  56,836,439 msg/sec
                     AtomicQueue, 2,s:  12,241,425 msg/sec
                     AtomicQueue, 2,i:  11,732,411 msg/sec
                     AtomicQueue, 3,s:  10,754,061 msg/sec
                     AtomicQueue, 3,i:   9,883,828 msg/sec
                     AtomicQueue, 4,s:   8,200,581 msg/sec
                     AtomicQueue, 4,i:   8,200,088 msg/sec
                     AtomicQueue, 5,s:   8,002,106 msg/sec
                     AtomicQueue, 5,i:   8,128,277 msg/sec
                     AtomicQueue, 6,s:   7,764,313 msg/sec
                     AtomicQueue, 6,i:   7,603,410 msg/sec
                     AtomicQueue, 7,s:   7,062,685 msg/sec
                     AtomicQueue, 7,i:   8,017,021 msg/sec
                     AtomicQueue, 8,s:   6,314,807 msg/sec
                     AtomicQueue, 8,i:   7,407,058 msg/sec
                    AtomicQueueB, 1,s:  44,313,612 msg/sec
                    AtomicQueueB, 1,i:  42,977,015 msg/sec
                    AtomicQueueB, 2,s:  11,856,778 msg/sec
                    AtomicQueueB, 2,i:  11,460,325 msg/sec
                    AtomicQueueB, 3,s:  11,010,423 msg/sec
                    AtomicQueueB, 3,i:  10,146,343 msg/sec
                    AtomicQueueB, 4,s:   8,003,099 msg/sec
                    AtomicQueueB, 4,i:   8,000,771 msg/sec
                    AtomicQueueB, 5,s:   7,590,073 msg/sec
                    AtomicQueueB, 5,i:   7,895,116 msg/sec
                    AtomicQueueB, 6,s:   7,474,642 msg/sec
                    AtomicQueueB, 6,i:   7,499,218 msg/sec
                    AtomicQueueB, 7,s:   6,877,167 msg/sec
                    AtomicQueueB, 7,i:   7,724,352 msg/sec
                    AtomicQueueB, 8,s:   6,306,187 msg/sec
                    AtomicQueueB, 8,i:   7,151,596 msg/sec
             OptimistAtomicQueue, 1,s: 761,926,240 msg/sec
             OptimistAtomicQueue, 1,i: 598,809,387 msg/sec
             OptimistAtomicQueue, 2,s:  32,645,409 msg/sec
             OptimistAtomicQueue, 2,i:  32,736,653 msg/sec
             OptimistAtomicQueue, 3,s:  36,655,740 msg/sec
             OptimistAtomicQueue, 3,i:  37,405,000 msg/sec
             OptimistAtomicQueue, 4,s:  39,297,733 msg/sec
             OptimistAtomicQueue, 4,i:  39,384,437 msg/sec
             OptimistAtomicQueue, 5,s:  42,390,295 msg/sec
             OptimistAtomicQueue, 5,i:  46,392,285 msg/sec
             OptimistAtomicQueue, 6,s:  41,831,975 msg/sec
             OptimistAtomicQueue, 6,i:  50,437,590 msg/sec
             OptimistAtomicQueue, 7,s:  44,118,448 msg/sec
             OptimistAtomicQueue, 7,i:  49,462,450 msg/sec
             OptimistAtomicQueue, 8,s:  46,543,159 msg/sec
             OptimistAtomicQueue, 8,i:  49,036,881 msg/sec
            OptimistAtomicQueueB, 1,s: 197,117,763 msg/sec
            OptimistAtomicQueueB, 1,i:  77,217,161 msg/sec
            OptimistAtomicQueueB, 2,s:  32,135,701 msg/sec
            OptimistAtomicQueueB, 2,i:  31,897,506 msg/sec
            OptimistAtomicQueueB, 3,s:  36,217,937 msg/sec
            OptimistAtomicQueueB, 3,i:  36,999,322 msg/sec
            OptimistAtomicQueueB, 4,s:  38,653,796 msg/sec
            OptimistAtomicQueueB, 4,i:  38,681,465 msg/sec
            OptimistAtomicQueueB, 5,s:  40,927,488 msg/sec
            OptimistAtomicQueueB, 5,i:  45,358,107 msg/sec
            OptimistAtomicQueueB, 6,s:  41,647,097 msg/sec
            OptimistAtomicQueueB, 6,i:  48,989,580 msg/sec
            OptimistAtomicQueueB, 7,s:  42,534,739 msg/sec
            OptimistAtomicQueueB, 7,i:  51,474,212 msg/sec
            OptimistAtomicQueueB, 8,s:  44,512,941 msg/sec
            OptimistAtomicQueueB, 8,i:  47,810,369 msg/sec
                    AtomicQueue2, 1,s:  22,881,122 msg/sec
                    AtomicQueue2, 1,i:  23,015,631 msg/sec
                    AtomicQueue2, 2,s:  11,768,805 msg/sec
                    AtomicQueue2, 2,i:  11,572,159 msg/sec
                    AtomicQueue2, 3,s:   9,374,067 msg/sec
                    AtomicQueue2, 3,i:   9,382,455 msg/sec
                    AtomicQueue2, 4,s:   8,058,621 msg/sec
                    AtomicQueue2, 4,i:   8,040,203 msg/sec
                    AtomicQueue2, 5,s:   7,914,887 msg/sec
                    AtomicQueue2, 5,i:   8,014,360 msg/sec
                    AtomicQueue2, 6,s:   7,644,970 msg/sec
                    AtomicQueue2, 6,i:   7,526,167 msg/sec
                    AtomicQueue2, 7,s:   7,117,102 msg/sec
                    AtomicQueue2, 7,i:   7,938,330 msg/sec
                    AtomicQueue2, 8,s:   6,383,576 msg/sec
                    AtomicQueue2, 8,i:   7,354,277 msg/sec
                   AtomicQueueB2, 1,s:  36,073,097 msg/sec
                   AtomicQueueB2, 1,i:  32,642,149 msg/sec
                   AtomicQueueB2, 2,s:  11,464,475 msg/sec
                   AtomicQueueB2, 2,i:  11,113,976 msg/sec
                   AtomicQueueB2, 3,s:   9,565,913 msg/sec
                   AtomicQueueB2, 3,i:   9,484,038 msg/sec
                   AtomicQueueB2, 4,s:   7,877,180 msg/sec
                   AtomicQueueB2, 4,i:   7,722,477 msg/sec
                   AtomicQueueB2, 5,s:   7,510,101 msg/sec
                   AtomicQueueB2, 5,i:   7,692,822 msg/sec
                   AtomicQueueB2, 6,s:   7,339,909 msg/sec
                   AtomicQueueB2, 6,i:   7,441,190 msg/sec
                   AtomicQueueB2, 7,s:   6,878,669 msg/sec
                   AtomicQueueB2, 7,i:   7,727,671 msg/sec
                   AtomicQueueB2, 8,s:   6,267,211 msg/sec
                   AtomicQueueB2, 8,i:   7,115,937 msg/sec
            OptimistAtomicQueue2, 1,s:  30,433,218 msg/sec
            OptimistAtomicQueue2, 1,i:  29,712,901 msg/sec
            OptimistAtomicQueue2, 2,s:  29,481,597 msg/sec
            OptimistAtomicQueue2, 2,i:  24,019,815 msg/sec
            OptimistAtomicQueue2, 3,s:  30,324,708 msg/sec
            OptimistAtomicQueue2, 3,i:  29,955,195 msg/sec
            OptimistAtomicQueue2, 4,s:  33,188,175 msg/sec
            OptimistAtomicQueue2, 4,i:  33,149,159 msg/sec
            OptimistAtomicQueue2, 5,s:  37,211,092 msg/sec
            OptimistAtomicQueue2, 5,i:  40,151,035 msg/sec
            OptimistAtomicQueue2, 6,s:  39,991,221 msg/sec
            OptimistAtomicQueue2, 6,i:  49,208,364 msg/sec
            OptimistAtomicQueue2, 7,s:  43,178,795 msg/sec
            OptimistAtomicQueue2, 7,i:  48,258,143 msg/sec
            OptimistAtomicQueue2, 8,s:  44,016,122 msg/sec
            OptimistAtomicQueue2, 8,i:  49,798,467 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,808,524 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,931,801 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,276,406 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,288,488 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,912,281 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,763,480 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,051,777 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,895,296 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,341,321 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,214,974 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,182,147 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,133,487 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,351,104 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,269,766 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,320,290 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,091,132 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000120 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000302 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000247 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000184 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[248] 154m:4s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,691,203 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,888,220 msg/sec
          boost::lockfree::queue, 1,s:   7,910,164 msg/sec
          boost::lockfree::queue, 1,i:   7,833,179 msg/sec
          boost::lockfree::queue, 2,s:   7,636,662 msg/sec
          boost::lockfree::queue, 2,i:   7,503,999 msg/sec
          boost::lockfree::queue, 3,s:   7,347,962 msg/sec
          boost::lockfree::queue, 3,i:   7,577,292 msg/sec
          boost::lockfree::queue, 4,s:   6,427,231 msg/sec
          boost::lockfree::queue, 4,i:   6,811,175 msg/sec
          boost::lockfree::queue, 5,s:   6,453,552 msg/sec
          boost::lockfree::queue, 5,i:   6,503,937 msg/sec
          boost::lockfree::queue, 6,s:   5,952,324 msg/sec
          boost::lockfree::queue, 6,i:   6,124,334 msg/sec
          boost::lockfree::queue, 7,s:   6,043,234 msg/sec
          boost::lockfree::queue, 7,i:   6,013,102 msg/sec
          boost::lockfree::queue, 8,s:   5,464,547 msg/sec
          boost::lockfree::queue, 8,i:   5,685,233 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 221,617,366 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  52,667,526 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,132,412 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,727,258 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,192,101 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,427,215 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,322,125 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,112,805 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,394,118 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,111,825 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,410,674 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,789,096 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,248,536 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,614,579 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,957,845 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,322,232 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,358,021 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,790,622 msg/sec
                pthread_spinlock, 1,s:  28,985,826 msg/sec
                pthread_spinlock, 1,i:  25,383,443 msg/sec
                pthread_spinlock, 2,s:  15,960,608 msg/sec
                pthread_spinlock, 2,i:  16,869,238 msg/sec
                pthread_spinlock, 3,s:   8,279,960 msg/sec
                pthread_spinlock, 3,i:  11,995,627 msg/sec
                pthread_spinlock, 4,s:   6,537,657 msg/sec
                pthread_spinlock, 4,i:   8,915,509 msg/sec
                pthread_spinlock, 5,s:   8,640,762 msg/sec
                pthread_spinlock, 5,i:   8,986,653 msg/sec
                pthread_spinlock, 6,s:   8,572,505 msg/sec
                pthread_spinlock, 6,i:   8,655,298 msg/sec
                pthread_spinlock, 7,s:   7,522,115 msg/sec
                pthread_spinlock, 7,i:   7,743,138 msg/sec
                pthread_spinlock, 8,s:   6,947,990 msg/sec
                pthread_spinlock, 8,i:   7,333,907 msg/sec
                      std::mutex, 1,s:   6,504,112 msg/sec
                      std::mutex, 1,i:   7,059,985 msg/sec
                      std::mutex, 2,s:   4,871,509 msg/sec
                      std::mutex, 2,i:   5,695,123 msg/sec
                      std::mutex, 3,s:   4,778,798 msg/sec
                      std::mutex, 3,i:   5,167,221 msg/sec
                      std::mutex, 4,s:   6,347,267 msg/sec
                      std::mutex, 4,i:   6,278,997 msg/sec
                      std::mutex, 5,s:   6,136,836 msg/sec
                      std::mutex, 5,i:   6,070,098 msg/sec
                      std::mutex, 6,s:   5,973,368 msg/sec
                      std::mutex, 6,i:   5,921,617 msg/sec
                      std::mutex, 7,s:   5,843,807 msg/sec
                      std::mutex, 7,i:   5,822,227 msg/sec
                      std::mutex, 8,s:   5,707,003 msg/sec
                      std::mutex, 8,i:   5,712,644 msg/sec
                 tbb::spin_mutex, 1,s:  37,975,930 msg/sec
                 tbb::spin_mutex, 1,i:  37,740,856 msg/sec
                 tbb::spin_mutex, 2,s:  21,255,358 msg/sec
                 tbb::spin_mutex, 2,i:  21,806,602 msg/sec
                 tbb::spin_mutex, 3,s:   8,251,122 msg/sec
                 tbb::spin_mutex, 3,i:  11,274,956 msg/sec
                 tbb::spin_mutex, 4,s:   3,229,918 msg/sec
                 tbb::spin_mutex, 4,i:   6,357,054 msg/sec
                 tbb::spin_mutex, 5,s:   5,413,885 msg/sec
                 tbb::spin_mutex, 5,i:   5,820,083 msg/sec
                 tbb::spin_mutex, 6,s:   5,357,990 msg/sec
                 tbb::spin_mutex, 6,i:   4,374,756 msg/sec
                 tbb::spin_mutex, 7,s:   4,853,201 msg/sec
                 tbb::spin_mutex, 7,i:   4,303,805 msg/sec
                 tbb::spin_mutex, 8,s:   4,246,127 msg/sec
                 tbb::spin_mutex, 8,i:   4,104,437 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,152,448 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,364,175 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,248,888 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,016,336 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,540,605 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,642,942 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,978,067 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,324,479 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,545,586 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,671,827 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,808,100 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,740,686 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,923,140 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,142,843 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,938,078 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,467,032 msg/sec
     xenium::michael_scott_queue, 1,s:   9,505,310 msg/sec
     xenium::michael_scott_queue, 1,i:   9,500,987 msg/sec
     xenium::michael_scott_queue, 2,s:   8,529,133 msg/sec
     xenium::michael_scott_queue, 2,i:   8,462,179 msg/sec
     xenium::michael_scott_queue, 3,s:   7,327,133 msg/sec
     xenium::michael_scott_queue, 3,i:   7,531,581 msg/sec
     xenium::michael_scott_queue, 4,s:   6,244,387 msg/sec
     xenium::michael_scott_queue, 4,i:   6,395,674 msg/sec
     xenium::michael_scott_queue, 5,s:   6,298,422 msg/sec
     xenium::michael_scott_queue, 5,i:   6,616,659 msg/sec
     xenium::michael_scott_queue, 6,s:   6,481,198 msg/sec
     xenium::michael_scott_queue, 6,i:   6,718,218 msg/sec
     xenium::michael_scott_queue, 7,s:   6,259,528 msg/sec
     xenium::michael_scott_queue, 7,i:   6,537,926 msg/sec
     xenium::michael_scott_queue, 8,s:   6,050,625 msg/sec
     xenium::michael_scott_queue, 8,i:   6,126,396 msg/sec
         xenium::ramalhete_queue, 1,s:  31,477,317 msg/sec
         xenium::ramalhete_queue, 1,i:  32,389,091 msg/sec
         xenium::ramalhete_queue, 2,s:  24,371,940 msg/sec
         xenium::ramalhete_queue, 2,i:  23,381,932 msg/sec
         xenium::ramalhete_queue, 3,s:  29,349,190 msg/sec
         xenium::ramalhete_queue, 3,i:  28,583,178 msg/sec
         xenium::ramalhete_queue, 4,s:  33,935,744 msg/sec
         xenium::ramalhete_queue, 4,i:  33,407,837 msg/sec
         xenium::ramalhete_queue, 5,s:  32,101,097 msg/sec
         xenium::ramalhete_queue, 5,i:  36,286,326 msg/sec
         xenium::ramalhete_queue, 6,s:  34,001,929 msg/sec
         xenium::ramalhete_queue, 6,i:  38,907,218 msg/sec
         xenium::ramalhete_queue, 7,s:  35,246,476 msg/sec
         xenium::ramalhete_queue, 7,i:  41,315,103 msg/sec
         xenium::ramalhete_queue, 8,s:  35,563,716 msg/sec
         xenium::ramalhete_queue, 8,i:  44,213,391 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,644,964 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  86,193,792 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  25,007,883 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,188,693 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,661,975 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,795,226 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,553,535 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,103,159 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,981,119 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,237,968 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,121,762 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,144,662 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,224,103 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,913,762 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,972 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,527,701 msg/sec
                     AtomicQueue, 1,s:  61,612,730 msg/sec
                     AtomicQueue, 1,i:  56,469,701 msg/sec
                     AtomicQueue, 2,s:  12,261,988 msg/sec
                     AtomicQueue, 2,i:  11,760,073 msg/sec
                     AtomicQueue, 3,s:  10,854,540 msg/sec
                     AtomicQueue, 3,i:   9,818,884 msg/sec
                     AtomicQueue, 4,s:   8,209,264 msg/sec
                     AtomicQueue, 4,i:   8,226,487 msg/sec
                     AtomicQueue, 5,s:   8,025,156 msg/sec
                     AtomicQueue, 5,i:   8,069,489 msg/sec
                     AtomicQueue, 6,s:   7,728,963 msg/sec
                     AtomicQueue, 6,i:   7,606,864 msg/sec
                     AtomicQueue, 7,s:   7,089,252 msg/sec
                     AtomicQueue, 7,i:   7,990,790 msg/sec
                     AtomicQueue, 8,s:   6,320,137 msg/sec
                     AtomicQueue, 8,i:   7,323,444 msg/sec
                    AtomicQueueB, 1,s:  44,865,266 msg/sec
                    AtomicQueueB, 1,i:  44,171,370 msg/sec
                    AtomicQueueB, 2,s:  11,804,032 msg/sec
                    AtomicQueueB, 2,i:  11,467,141 msg/sec
                    AtomicQueueB, 3,s:  10,993,556 msg/sec
                    AtomicQueueB, 3,i:  10,160,813 msg/sec
                    AtomicQueueB, 4,s:   8,036,616 msg/sec
                    AtomicQueueB, 4,i:   8,077,581 msg/sec
                    AtomicQueueB, 5,s:   7,611,468 msg/sec
                    AtomicQueueB, 5,i:   7,747,272 msg/sec
                    AtomicQueueB, 6,s:   7,311,061 msg/sec
                    AtomicQueueB, 6,i:   7,565,446 msg/sec
                    AtomicQueueB, 7,s:   6,945,343 msg/sec
                    AtomicQueueB, 7,i:   7,727,621 msg/sec
                    AtomicQueueB, 8,s:   6,256,090 msg/sec
                    AtomicQueueB, 8,i:   7,184,655 msg/sec
             OptimistAtomicQueue, 1,s: 718,541,533 msg/sec
             OptimistAtomicQueue, 1,i: 519,671,178 msg/sec
             OptimistAtomicQueue, 2,s:  32,112,767 msg/sec
             OptimistAtomicQueue, 2,i:  32,195,295 msg/sec
             OptimistAtomicQueue, 3,s:  36,627,186 msg/sec
             OptimistAtomicQueue, 3,i:  37,336,825 msg/sec
             OptimistAtomicQueue, 4,s:  39,291,848 msg/sec
             OptimistAtomicQueue, 4,i:  39,414,655 msg/sec
             OptimistAtomicQueue, 5,s:  42,608,166 msg/sec
             OptimistAtomicQueue, 5,i:  46,298,056 msg/sec
             OptimistAtomicQueue, 6,s:  42,734,466 msg/sec
             OptimistAtomicQueue, 6,i:  50,327,387 msg/sec
             OptimistAtomicQueue, 7,s:  45,144,815 msg/sec
             OptimistAtomicQueue, 7,i:  52,047,012 msg/sec
             OptimistAtomicQueue, 8,s:  46,310,157 msg/sec
             OptimistAtomicQueue, 8,i:  48,861,275 msg/sec
            OptimistAtomicQueueB, 1,s: 129,739,867 msg/sec
            OptimistAtomicQueueB, 1,i: 134,234,192 msg/sec
            OptimistAtomicQueueB, 2,s:  32,210,656 msg/sec
            OptimistAtomicQueueB, 2,i:  31,878,160 msg/sec
            OptimistAtomicQueueB, 3,s:  36,210,388 msg/sec
            OptimistAtomicQueueB, 3,i:  36,788,381 msg/sec
            OptimistAtomicQueueB, 4,s:  38,609,875 msg/sec
            OptimistAtomicQueueB, 4,i:  38,698,902 msg/sec
            OptimistAtomicQueueB, 5,s:  41,209,899 msg/sec
            OptimistAtomicQueueB, 5,i:  45,468,214 msg/sec
            OptimistAtomicQueueB, 6,s:  41,094,408 msg/sec
            OptimistAtomicQueueB, 6,i:  48,716,478 msg/sec
            OptimistAtomicQueueB, 7,s:  42,380,145 msg/sec
            OptimistAtomicQueueB, 7,i:  48,243,390 msg/sec
            OptimistAtomicQueueB, 8,s:  44,599,557 msg/sec
            OptimistAtomicQueueB, 8,i:  47,615,539 msg/sec
                    AtomicQueue2, 1,s:  22,876,675 msg/sec
                    AtomicQueue2, 1,i:  22,890,748 msg/sec
                    AtomicQueue2, 2,s:  11,842,975 msg/sec
                    AtomicQueue2, 2,i:  11,404,597 msg/sec
                    AtomicQueue2, 3,s:   9,536,593 msg/sec
                    AtomicQueue2, 3,i:   9,386,500 msg/sec
                    AtomicQueue2, 4,s:   8,029,280 msg/sec
                    AtomicQueue2, 4,i:   8,019,777 msg/sec
                    AtomicQueue2, 5,s:   7,953,342 msg/sec
                    AtomicQueue2, 5,i:   8,000,718 msg/sec
                    AtomicQueue2, 6,s:   7,776,668 msg/sec
                    AtomicQueue2, 6,i:   7,568,105 msg/sec
                    AtomicQueue2, 7,s:   7,072,864 msg/sec
                    AtomicQueue2, 7,i:   7,900,441 msg/sec
                    AtomicQueue2, 8,s:   6,371,393 msg/sec
                    AtomicQueue2, 8,i:   7,228,478 msg/sec
                   AtomicQueueB2, 1,s:  36,302,547 msg/sec
                   AtomicQueueB2, 1,i:  32,648,269 msg/sec
                   AtomicQueueB2, 2,s:  11,398,565 msg/sec
                   AtomicQueueB2, 2,i:  11,197,510 msg/sec
                   AtomicQueueB2, 3,s:   9,572,276 msg/sec
                   AtomicQueueB2, 3,i:   9,527,336 msg/sec
                   AtomicQueueB2, 4,s:   7,900,065 msg/sec
                   AtomicQueueB2, 4,i:   7,775,362 msg/sec
                   AtomicQueueB2, 5,s:   7,520,706 msg/sec
                   AtomicQueueB2, 5,i:   7,636,850 msg/sec
                   AtomicQueueB2, 6,s:   7,248,756 msg/sec
                   AtomicQueueB2, 6,i:   7,452,187 msg/sec
                   AtomicQueueB2, 7,s:   6,924,084 msg/sec
                   AtomicQueueB2, 7,i:   7,695,643 msg/sec
                   AtomicQueueB2, 8,s:   6,264,309 msg/sec
                   AtomicQueueB2, 8,i:   7,145,114 msg/sec
            OptimistAtomicQueue2, 1,s: 493,128,075 msg/sec
            OptimistAtomicQueue2, 1,i:  29,479,859 msg/sec
            OptimistAtomicQueue2, 2,s:  24,272,678 msg/sec
            OptimistAtomicQueue2, 2,i:  22,559,246 msg/sec
            OptimistAtomicQueue2, 3,s:  29,825,593 msg/sec
            OptimistAtomicQueue2, 3,i:  29,957,594 msg/sec
            OptimistAtomicQueue2, 4,s:  33,325,462 msg/sec
            OptimistAtomicQueue2, 4,i:  33,321,991 msg/sec
            OptimistAtomicQueue2, 5,s:  37,113,014 msg/sec
            OptimistAtomicQueue2, 5,i:  41,183,065 msg/sec
            OptimistAtomicQueue2, 6,s:  40,196,137 msg/sec
            OptimistAtomicQueue2, 6,i:  49,336,390 msg/sec
            OptimistAtomicQueue2, 7,s:  42,829,415 msg/sec
            OptimistAtomicQueue2, 7,i:  51,322,958 msg/sec
            OptimistAtomicQueue2, 8,s:  43,750,522 msg/sec
            OptimistAtomicQueue2, 8,i:  48,444,928 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,113,140 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,869,536 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,345,714 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,795,703 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,735,748 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,142,547 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,071,239 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,903,389 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,427,933 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,024,783 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,545,099 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,506,913 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,058,465 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,126,289 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,091,548 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,237,661 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000247 sec/round-trip
                pthread_spinlock: 0.000000303 sec/round-trip
                      std::mutex: 0.000000446 sec/round-trip
                 tbb::spin_mutex: 0.000000285 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000217 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000175 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[249] 152m:45s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,864,012 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,652,435 msg/sec
          boost::lockfree::queue, 1,s:   6,780,728 msg/sec
          boost::lockfree::queue, 1,i:   6,891,021 msg/sec
          boost::lockfree::queue, 2,s:   7,652,175 msg/sec
          boost::lockfree::queue, 2,i:   7,526,988 msg/sec
          boost::lockfree::queue, 3,s:   7,372,414 msg/sec
          boost::lockfree::queue, 3,i:   7,561,950 msg/sec
          boost::lockfree::queue, 4,s:   6,410,221 msg/sec
          boost::lockfree::queue, 4,i:   6,766,550 msg/sec
          boost::lockfree::queue, 5,s:   6,384,776 msg/sec
          boost::lockfree::queue, 5,i:   6,468,193 msg/sec
          boost::lockfree::queue, 6,s:   6,002,160 msg/sec
          boost::lockfree::queue, 6,i:   6,094,678 msg/sec
          boost::lockfree::queue, 7,s:   6,015,439 msg/sec
          boost::lockfree::queue, 7,i:   5,984,652 msg/sec
          boost::lockfree::queue, 8,s:   5,419,360 msg/sec
          boost::lockfree::queue, 8,i:   5,555,448 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  47,585,938 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  43,435,588 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,590,123 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,789,449 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,835,566 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,982,535 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,786,134 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,709,102 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,504,461 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,477,479 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,017,127 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,378,114 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,274,019 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,534,715 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  30,745,234 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,578,969 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  31,192,998 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,553,383 msg/sec
                pthread_spinlock, 1,s:  28,646,667 msg/sec
                pthread_spinlock, 1,i:  25,410,451 msg/sec
                pthread_spinlock, 2,s:  15,530,525 msg/sec
                pthread_spinlock, 2,i:  17,057,274 msg/sec
                pthread_spinlock, 3,s:   8,313,258 msg/sec
                pthread_spinlock, 3,i:  12,103,998 msg/sec
                pthread_spinlock, 4,s:   6,535,160 msg/sec
                pthread_spinlock, 4,i:   9,232,840 msg/sec
                pthread_spinlock, 5,s:   8,622,923 msg/sec
                pthread_spinlock, 5,i:   8,920,104 msg/sec
                pthread_spinlock, 6,s:   8,639,080 msg/sec
                pthread_spinlock, 6,i:   8,602,038 msg/sec
                pthread_spinlock, 7,s:   7,465,922 msg/sec
                pthread_spinlock, 7,i:   7,966,913 msg/sec
                pthread_spinlock, 8,s:   6,939,413 msg/sec
                pthread_spinlock, 8,i:   6,915,991 msg/sec
                      std::mutex, 1,s:   6,981,244 msg/sec
                      std::mutex, 1,i:   6,436,958 msg/sec
                      std::mutex, 2,s:   5,677,051 msg/sec
                      std::mutex, 2,i:   5,474,209 msg/sec
                      std::mutex, 3,s:   5,545,050 msg/sec
                      std::mutex, 3,i:   4,752,096 msg/sec
                      std::mutex, 4,s:   4,941,923 msg/sec
                      std::mutex, 4,i:   5,245,854 msg/sec
                      std::mutex, 5,s:   5,981,131 msg/sec
                      std::mutex, 5,i:   6,025,157 msg/sec
                      std::mutex, 6,s:   5,876,139 msg/sec
                      std::mutex, 6,i:   5,984,104 msg/sec
                      std::mutex, 7,s:   5,797,922 msg/sec
                      std::mutex, 7,i:   5,828,837 msg/sec
                      std::mutex, 8,s:   5,687,927 msg/sec
                      std::mutex, 8,i:   5,760,892 msg/sec
                 tbb::spin_mutex, 1,s:  37,850,973 msg/sec
                 tbb::spin_mutex, 1,i:  32,960,550 msg/sec
                 tbb::spin_mutex, 2,s:  21,255,313 msg/sec
                 tbb::spin_mutex, 2,i:  18,718,696 msg/sec
                 tbb::spin_mutex, 3,s:   8,362,126 msg/sec
                 tbb::spin_mutex, 3,i:  10,252,765 msg/sec
                 tbb::spin_mutex, 4,s:   3,205,358 msg/sec
                 tbb::spin_mutex, 4,i:   6,324,099 msg/sec
                 tbb::spin_mutex, 5,s:   5,522,345 msg/sec
                 tbb::spin_mutex, 5,i:   5,811,403 msg/sec
                 tbb::spin_mutex, 6,s:   5,299,275 msg/sec
                 tbb::spin_mutex, 6,i:   4,318,367 msg/sec
                 tbb::spin_mutex, 7,s:   4,855,464 msg/sec
                 tbb::spin_mutex, 7,i:   4,239,796 msg/sec
                 tbb::spin_mutex, 8,s:   3,811,058 msg/sec
                 tbb::spin_mutex, 8,i:   4,160,612 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,762,535 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,158,256 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,653,135 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,887,491 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,389,329 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,629,941 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,374,131 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,173,420 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,628,464 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,738,281 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,735,739 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,966,346 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,896,117 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,967,326 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,880,570 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,112,210 msg/sec
     xenium::michael_scott_queue, 1,s:   9,581,722 msg/sec
     xenium::michael_scott_queue, 1,i:   9,580,397 msg/sec
     xenium::michael_scott_queue, 2,s:   8,512,443 msg/sec
     xenium::michael_scott_queue, 2,i:   8,485,142 msg/sec
     xenium::michael_scott_queue, 3,s:   7,357,800 msg/sec
     xenium::michael_scott_queue, 3,i:   7,570,193 msg/sec
     xenium::michael_scott_queue, 4,s:   6,295,482 msg/sec
     xenium::michael_scott_queue, 4,i:   6,335,223 msg/sec
     xenium::michael_scott_queue, 5,s:   6,302,514 msg/sec
     xenium::michael_scott_queue, 5,i:   6,679,932 msg/sec
     xenium::michael_scott_queue, 6,s:   6,485,550 msg/sec
     xenium::michael_scott_queue, 6,i:   6,973,984 msg/sec
     xenium::michael_scott_queue, 7,s:   6,283,174 msg/sec
     xenium::michael_scott_queue, 7,i:   6,526,878 msg/sec
     xenium::michael_scott_queue, 8,s:   6,111,426 msg/sec
     xenium::michael_scott_queue, 8,i:   6,129,178 msg/sec
         xenium::ramalhete_queue, 1,s:  33,099,769 msg/sec
         xenium::ramalhete_queue, 1,i:  32,482,491 msg/sec
         xenium::ramalhete_queue, 2,s:  23,641,202 msg/sec
         xenium::ramalhete_queue, 2,i:  23,386,649 msg/sec
         xenium::ramalhete_queue, 3,s:  29,156,730 msg/sec
         xenium::ramalhete_queue, 3,i:  28,481,884 msg/sec
         xenium::ramalhete_queue, 4,s:  33,867,121 msg/sec
         xenium::ramalhete_queue, 4,i:  33,470,736 msg/sec
         xenium::ramalhete_queue, 5,s:  32,754,628 msg/sec
         xenium::ramalhete_queue, 5,i:  36,818,609 msg/sec
         xenium::ramalhete_queue, 6,s:  34,193,475 msg/sec
         xenium::ramalhete_queue, 6,i:  39,175,475 msg/sec
         xenium::ramalhete_queue, 7,s:  35,030,384 msg/sec
         xenium::ramalhete_queue, 7,i:  41,278,061 msg/sec
         xenium::ramalhete_queue, 8,s:  35,367,789 msg/sec
         xenium::ramalhete_queue, 8,i:  44,030,945 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,079,682 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  99,027,748 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,702,734 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,224,865 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,477,975 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,815,839 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,549,389 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,324,393 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,962,281 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,262,526 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,036,442 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,334,775 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,174,523 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,058,813 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,400,217 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,224,631 msg/sec
                     AtomicQueue, 1,s:  59,006,270 msg/sec
                     AtomicQueue, 1,i:  56,585,199 msg/sec
                     AtomicQueue, 2,s:  12,284,979 msg/sec
                     AtomicQueue, 2,i:  11,764,990 msg/sec
                     AtomicQueue, 3,s:  10,803,339 msg/sec
                     AtomicQueue, 3,i:   9,919,081 msg/sec
                     AtomicQueue, 4,s:   8,229,019 msg/sec
                     AtomicQueue, 4,i:   8,220,651 msg/sec
                     AtomicQueue, 5,s:   8,044,372 msg/sec
                     AtomicQueue, 5,i:   8,121,141 msg/sec
                     AtomicQueue, 6,s:   7,958,463 msg/sec
                     AtomicQueue, 6,i:   7,611,941 msg/sec
                     AtomicQueue, 7,s:   7,091,086 msg/sec
                     AtomicQueue, 7,i:   8,002,197 msg/sec
                     AtomicQueue, 8,s:   6,378,540 msg/sec
                     AtomicQueue, 8,i:   7,461,423 msg/sec
                    AtomicQueueB, 1,s:  45,051,334 msg/sec
                    AtomicQueueB, 1,i:  43,085,156 msg/sec
                    AtomicQueueB, 2,s:  11,776,666 msg/sec
                    AtomicQueueB, 2,i:  11,480,125 msg/sec
                    AtomicQueueB, 3,s:  10,973,394 msg/sec
                    AtomicQueueB, 3,i:  10,151,870 msg/sec
                    AtomicQueueB, 4,s:   8,069,692 msg/sec
                    AtomicQueueB, 4,i:   8,076,136 msg/sec
                    AtomicQueueB, 5,s:   7,641,089 msg/sec
                    AtomicQueueB, 5,i:   7,774,806 msg/sec
                    AtomicQueueB, 6,s:   7,320,827 msg/sec
                    AtomicQueueB, 6,i:   7,597,919 msg/sec
                    AtomicQueueB, 7,s:   6,827,429 msg/sec
                    AtomicQueueB, 7,i:   7,735,830 msg/sec
                    AtomicQueueB, 8,s:   6,248,884 msg/sec
                    AtomicQueueB, 8,i:   7,148,928 msg/sec
             OptimistAtomicQueue, 1,s: 669,802,234 msg/sec
             OptimistAtomicQueue, 1,i: 513,934,498 msg/sec
             OptimistAtomicQueue, 2,s:  32,119,859 msg/sec
             OptimistAtomicQueue, 2,i:  31,981,342 msg/sec
             OptimistAtomicQueue, 3,s:  36,610,895 msg/sec
             OptimistAtomicQueue, 3,i:  37,417,062 msg/sec
             OptimistAtomicQueue, 4,s:  39,257,572 msg/sec
             OptimistAtomicQueue, 4,i:  39,388,267 msg/sec
             OptimistAtomicQueue, 5,s:  41,699,623 msg/sec
             OptimistAtomicQueue, 5,i:  47,897,641 msg/sec
             OptimistAtomicQueue, 6,s:  42,861,312 msg/sec
             OptimistAtomicQueue, 6,i:  50,520,338 msg/sec
             OptimistAtomicQueue, 7,s:  44,892,718 msg/sec
             OptimistAtomicQueue, 7,i:  48,642,050 msg/sec
             OptimistAtomicQueue, 8,s:  46,387,971 msg/sec
             OptimistAtomicQueue, 8,i:  48,876,144 msg/sec
            OptimistAtomicQueueB, 1,s:  78,026,261 msg/sec
            OptimistAtomicQueueB, 1,i:  85,680,619 msg/sec
            OptimistAtomicQueueB, 2,s:  32,326,173 msg/sec
            OptimistAtomicQueueB, 2,i:  32,305,876 msg/sec
            OptimistAtomicQueueB, 3,s:  36,232,255 msg/sec
            OptimistAtomicQueueB, 3,i:  36,850,563 msg/sec
            OptimistAtomicQueueB, 4,s:  38,651,106 msg/sec
            OptimistAtomicQueueB, 4,i:  38,595,178 msg/sec
            OptimistAtomicQueueB, 5,s:  40,439,842 msg/sec
            OptimistAtomicQueueB, 5,i:  45,503,458 msg/sec
            OptimistAtomicQueueB, 6,s:  41,047,941 msg/sec
            OptimistAtomicQueueB, 6,i:  48,736,839 msg/sec
            OptimistAtomicQueueB, 7,s:  41,819,671 msg/sec
            OptimistAtomicQueueB, 7,i:  51,407,762 msg/sec
            OptimistAtomicQueueB, 8,s:  44,270,550 msg/sec
            OptimistAtomicQueueB, 8,i:  47,655,709 msg/sec
                    AtomicQueue2, 1,s:  22,897,802 msg/sec
                    AtomicQueue2, 1,i:  22,851,938 msg/sec
                    AtomicQueue2, 2,s:  11,965,641 msg/sec
                    AtomicQueue2, 2,i:  11,567,794 msg/sec
                    AtomicQueue2, 3,s:   9,614,558 msg/sec
                    AtomicQueue2, 3,i:   9,393,693 msg/sec
                    AtomicQueue2, 4,s:   8,030,205 msg/sec
                    AtomicQueue2, 4,i:   8,048,887 msg/sec
                    AtomicQueue2, 5,s:   7,871,963 msg/sec
                    AtomicQueue2, 5,i:   7,983,002 msg/sec
                    AtomicQueue2, 6,s:   7,810,725 msg/sec
                    AtomicQueue2, 6,i:   7,528,924 msg/sec
                    AtomicQueue2, 7,s:   7,091,331 msg/sec
                    AtomicQueue2, 7,i:   7,924,821 msg/sec
                    AtomicQueue2, 8,s:   6,382,273 msg/sec
                    AtomicQueue2, 8,i:   7,213,900 msg/sec
                   AtomicQueueB2, 1,s:  38,841,718 msg/sec
                   AtomicQueueB2, 1,i:  39,185,176 msg/sec
                   AtomicQueueB2, 2,s:  11,334,078 msg/sec
                   AtomicQueueB2, 2,i:  11,104,121 msg/sec
                   AtomicQueueB2, 3,s:   9,629,061 msg/sec
                   AtomicQueueB2, 3,i:   9,604,639 msg/sec
                   AtomicQueueB2, 4,s:   7,976,419 msg/sec
                   AtomicQueueB2, 4,i:   7,917,693 msg/sec
                   AtomicQueueB2, 5,s:   7,458,902 msg/sec
                   AtomicQueueB2, 5,i:   7,723,536 msg/sec
                   AtomicQueueB2, 6,s:   7,105,238 msg/sec
                   AtomicQueueB2, 6,i:   7,424,387 msg/sec
                   AtomicQueueB2, 7,s:   6,840,485 msg/sec
                   AtomicQueueB2, 7,i:   7,689,593 msg/sec
                   AtomicQueueB2, 8,s:   6,295,392 msg/sec
                   AtomicQueueB2, 8,i:   7,119,013 msg/sec
            OptimistAtomicQueue2, 1,s: 481,935,723 msg/sec
            OptimistAtomicQueue2, 1,i:  29,527,922 msg/sec
            OptimistAtomicQueue2, 2,s:  24,266,114 msg/sec
            OptimistAtomicQueue2, 2,i:  24,016,000 msg/sec
            OptimistAtomicQueue2, 3,s:  29,899,138 msg/sec
            OptimistAtomicQueue2, 3,i:  29,602,565 msg/sec
            OptimistAtomicQueue2, 4,s:  33,187,683 msg/sec
            OptimistAtomicQueue2, 4,i:  33,097,138 msg/sec
            OptimistAtomicQueue2, 5,s:  37,280,985 msg/sec
            OptimistAtomicQueue2, 5,i:  40,993,085 msg/sec
            OptimistAtomicQueue2, 6,s:  40,407,227 msg/sec
            OptimistAtomicQueue2, 6,i:  48,961,559 msg/sec
            OptimistAtomicQueue2, 7,s:  42,844,189 msg/sec
            OptimistAtomicQueue2, 7,i:  51,518,737 msg/sec
            OptimistAtomicQueue2, 8,s:  43,897,554 msg/sec
            OptimistAtomicQueue2, 8,i:  49,617,167 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,888,736 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,919,872 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,651,955 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,796,634 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,677,390 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,149,071 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,283,779 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,788,860 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,599,905 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,519,751 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,165,252 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,312,776 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,813,875 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,552,280 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,496,747 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,264,720 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000129 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000300 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000378 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[250] 151m:25s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,475,409 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,753,394 msg/sec
          boost::lockfree::queue, 1,s:   7,982,506 msg/sec
          boost::lockfree::queue, 1,i:   7,900,908 msg/sec
          boost::lockfree::queue, 2,s:   7,657,542 msg/sec
          boost::lockfree::queue, 2,i:   7,536,140 msg/sec
          boost::lockfree::queue, 3,s:   7,398,684 msg/sec
          boost::lockfree::queue, 3,i:   7,515,474 msg/sec
          boost::lockfree::queue, 4,s:   6,421,159 msg/sec
          boost::lockfree::queue, 4,i:   6,769,845 msg/sec
          boost::lockfree::queue, 5,s:   6,400,416 msg/sec
          boost::lockfree::queue, 5,i:   6,482,985 msg/sec
          boost::lockfree::queue, 6,s:   5,990,316 msg/sec
          boost::lockfree::queue, 6,i:   6,125,314 msg/sec
          boost::lockfree::queue, 7,s:   5,936,005 msg/sec
          boost::lockfree::queue, 7,i:   5,883,921 msg/sec
          boost::lockfree::queue, 8,s:   5,434,518 msg/sec
          boost::lockfree::queue, 8,i:   5,649,633 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  78,058,155 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  65,575,075 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,631,367 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,782,780 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,348,780 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,429,531 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,898,730 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,773,540 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,284,058 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,233,681 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,065,621 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,943,155 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,326,514 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,694,296 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,933,280 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,913,639 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,122,642 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  19,957,932 msg/sec
                pthread_spinlock, 1,s:  29,004,843 msg/sec
                pthread_spinlock, 1,i:  25,453,846 msg/sec
                pthread_spinlock, 2,s:  15,918,133 msg/sec
                pthread_spinlock, 2,i:  17,422,393 msg/sec
                pthread_spinlock, 3,s:   8,428,456 msg/sec
                pthread_spinlock, 3,i:  12,052,724 msg/sec
                pthread_spinlock, 4,s:   6,487,435 msg/sec
                pthread_spinlock, 4,i:   9,005,166 msg/sec
                pthread_spinlock, 5,s:   8,736,663 msg/sec
                pthread_spinlock, 5,i:   8,957,325 msg/sec
                pthread_spinlock, 6,s:   8,315,273 msg/sec
                pthread_spinlock, 6,i:   8,367,992 msg/sec
                pthread_spinlock, 7,s:   7,562,589 msg/sec
                pthread_spinlock, 7,i:   7,640,111 msg/sec
                pthread_spinlock, 8,s:   6,838,267 msg/sec
                pthread_spinlock, 8,i:   6,877,346 msg/sec
                      std::mutex, 1,s:   6,520,567 msg/sec
                      std::mutex, 1,i:   6,724,453 msg/sec
                      std::mutex, 2,s:   5,437,112 msg/sec
                      std::mutex, 2,i:   5,491,850 msg/sec
                      std::mutex, 3,s:   4,771,749 msg/sec
                      std::mutex, 3,i:   6,037,549 msg/sec
                      std::mutex, 4,s:   6,333,686 msg/sec
                      std::mutex, 4,i:   6,238,158 msg/sec
                      std::mutex, 5,s:   6,082,658 msg/sec
                      std::mutex, 5,i:   5,614,214 msg/sec
                      std::mutex, 6,s:   5,904,595 msg/sec
                      std::mutex, 6,i:   5,974,905 msg/sec
                      std::mutex, 7,s:   5,857,241 msg/sec
                      std::mutex, 7,i:   5,819,011 msg/sec
                      std::mutex, 8,s:   5,664,113 msg/sec
                      std::mutex, 8,i:   5,685,082 msg/sec
                 tbb::spin_mutex, 1,s:  37,998,641 msg/sec
                 tbb::spin_mutex, 1,i:  37,705,695 msg/sec
                 tbb::spin_mutex, 2,s:  21,033,559 msg/sec
                 tbb::spin_mutex, 2,i:  18,315,114 msg/sec
                 tbb::spin_mutex, 3,s:   8,457,778 msg/sec
                 tbb::spin_mutex, 3,i:  10,271,218 msg/sec
                 tbb::spin_mutex, 4,s:   3,036,582 msg/sec
                 tbb::spin_mutex, 4,i:   6,227,360 msg/sec
                 tbb::spin_mutex, 5,s:   5,317,075 msg/sec
                 tbb::spin_mutex, 5,i:   5,729,386 msg/sec
                 tbb::spin_mutex, 6,s:   5,355,042 msg/sec
                 tbb::spin_mutex, 6,i:   4,281,192 msg/sec
                 tbb::spin_mutex, 7,s:   4,694,696 msg/sec
                 tbb::spin_mutex, 7,i:   4,342,076 msg/sec
                 tbb::spin_mutex, 8,s:   4,261,643 msg/sec
                 tbb::spin_mutex, 8,i:   4,193,782 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,077,980 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,118,998 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,171,416 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,132,996 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,198,136 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,264,410 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,977,257 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,276,164 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,592,634 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,390,140 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,627,258 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,722,277 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,673,182 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,107,633 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,738,808 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,901,390 msg/sec
     xenium::michael_scott_queue, 1,s:   9,427,975 msg/sec
     xenium::michael_scott_queue, 1,i:   9,494,600 msg/sec
     xenium::michael_scott_queue, 2,s:   8,498,496 msg/sec
     xenium::michael_scott_queue, 2,i:   8,466,057 msg/sec
     xenium::michael_scott_queue, 3,s:   7,177,414 msg/sec
     xenium::michael_scott_queue, 3,i:   7,543,638 msg/sec
     xenium::michael_scott_queue, 4,s:   6,276,764 msg/sec
     xenium::michael_scott_queue, 4,i:   6,421,033 msg/sec
     xenium::michael_scott_queue, 5,s:   6,293,764 msg/sec
     xenium::michael_scott_queue, 5,i:   6,628,906 msg/sec
     xenium::michael_scott_queue, 6,s:   6,499,087 msg/sec
     xenium::michael_scott_queue, 6,i:   7,048,249 msg/sec
     xenium::michael_scott_queue, 7,s:   6,323,320 msg/sec
     xenium::michael_scott_queue, 7,i:   6,472,211 msg/sec
     xenium::michael_scott_queue, 8,s:   5,954,663 msg/sec
     xenium::michael_scott_queue, 8,i:   6,080,749 msg/sec
         xenium::ramalhete_queue, 1,s:  31,975,428 msg/sec
         xenium::ramalhete_queue, 1,i:  32,708,195 msg/sec
         xenium::ramalhete_queue, 2,s:  24,407,693 msg/sec
         xenium::ramalhete_queue, 2,i:  23,287,979 msg/sec
         xenium::ramalhete_queue, 3,s:  29,334,475 msg/sec
         xenium::ramalhete_queue, 3,i:  28,586,683 msg/sec
         xenium::ramalhete_queue, 4,s:  33,971,478 msg/sec
         xenium::ramalhete_queue, 4,i:  33,575,530 msg/sec
         xenium::ramalhete_queue, 5,s:  32,160,937 msg/sec
         xenium::ramalhete_queue, 5,i:  35,887,191 msg/sec
         xenium::ramalhete_queue, 6,s:  34,082,798 msg/sec
         xenium::ramalhete_queue, 6,i:  39,375,662 msg/sec
         xenium::ramalhete_queue, 7,s:  35,259,115 msg/sec
         xenium::ramalhete_queue, 7,i:  41,151,212 msg/sec
         xenium::ramalhete_queue, 8,s:  35,529,915 msg/sec
         xenium::ramalhete_queue, 8,i:  44,133,771 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,305,525 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,748,579 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,729,562 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,063,635 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,729,543 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,997,583 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,312,569 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,202,990 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,112,556 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,168,939 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,163,275 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,162,761 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,263,300 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,144,684 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,412,646 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,267,076 msg/sec
                     AtomicQueue, 1,s:  60,162,648 msg/sec
                     AtomicQueue, 1,i:  56,425,877 msg/sec
                     AtomicQueue, 2,s:  12,245,925 msg/sec
                     AtomicQueue, 2,i:  11,723,373 msg/sec
                     AtomicQueue, 3,s:  10,758,095 msg/sec
                     AtomicQueue, 3,i:   9,859,838 msg/sec
                     AtomicQueue, 4,s:   8,148,775 msg/sec
                     AtomicQueue, 4,i:   8,214,302 msg/sec
                     AtomicQueue, 5,s:   8,048,009 msg/sec
                     AtomicQueue, 5,i:   8,092,925 msg/sec
                     AtomicQueue, 6,s:   7,695,966 msg/sec
                     AtomicQueue, 6,i:   7,602,722 msg/sec
                     AtomicQueue, 7,s:   7,095,271 msg/sec
                     AtomicQueue, 7,i:   7,996,319 msg/sec
                     AtomicQueue, 8,s:   6,327,715 msg/sec
                     AtomicQueue, 8,i:   7,396,593 msg/sec
                    AtomicQueueB, 1,s:  43,743,301 msg/sec
                    AtomicQueueB, 1,i:  43,760,729 msg/sec
                    AtomicQueueB, 2,s:  11,907,393 msg/sec
                    AtomicQueueB, 2,i:  11,487,484 msg/sec
                    AtomicQueueB, 3,s:  10,958,533 msg/sec
                    AtomicQueueB, 3,i:  10,179,898 msg/sec
                    AtomicQueueB, 4,s:   8,040,444 msg/sec
                    AtomicQueueB, 4,i:   8,018,589 msg/sec
                    AtomicQueueB, 5,s:   7,756,964 msg/sec
                    AtomicQueueB, 5,i:   7,811,972 msg/sec
                    AtomicQueueB, 6,s:   7,306,501 msg/sec
                    AtomicQueueB, 6,i:   7,478,085 msg/sec
                    AtomicQueueB, 7,s:   6,862,459 msg/sec
                    AtomicQueueB, 7,i:   7,749,275 msg/sec
                    AtomicQueueB, 8,s:   6,261,363 msg/sec
                    AtomicQueueB, 8,i:   7,108,619 msg/sec
             OptimistAtomicQueue, 1,s: 805,793,494 msg/sec
             OptimistAtomicQueue, 1,i: 595,038,774 msg/sec
             OptimistAtomicQueue, 2,s:  32,615,615 msg/sec
             OptimistAtomicQueue, 2,i:  32,662,061 msg/sec
             OptimistAtomicQueue, 3,s:  36,661,172 msg/sec
             OptimistAtomicQueue, 3,i:  37,401,087 msg/sec
             OptimistAtomicQueue, 4,s:  39,267,160 msg/sec
             OptimistAtomicQueue, 4,i:  39,371,155 msg/sec
             OptimistAtomicQueue, 5,s:  41,707,837 msg/sec
             OptimistAtomicQueue, 5,i:  47,047,810 msg/sec
             OptimistAtomicQueue, 6,s:  42,310,938 msg/sec
             OptimistAtomicQueue, 6,i:  50,367,060 msg/sec
             OptimistAtomicQueue, 7,s:  45,083,468 msg/sec
             OptimistAtomicQueue, 7,i:  53,034,764 msg/sec
             OptimistAtomicQueue, 8,s:  46,308,408 msg/sec
             OptimistAtomicQueue, 8,i:  48,778,117 msg/sec
            OptimistAtomicQueueB, 1,s:  78,042,523 msg/sec
            OptimistAtomicQueueB, 1,i:  77,770,073 msg/sec
            OptimistAtomicQueueB, 2,s:  31,739,564 msg/sec
            OptimistAtomicQueueB, 2,i:  31,996,800 msg/sec
            OptimistAtomicQueueB, 3,s:  36,268,428 msg/sec
            OptimistAtomicQueueB, 3,i:  36,938,862 msg/sec
            OptimistAtomicQueueB, 4,s:  38,708,554 msg/sec
            OptimistAtomicQueueB, 4,i:  38,633,057 msg/sec
            OptimistAtomicQueueB, 5,s:  41,003,480 msg/sec
            OptimistAtomicQueueB, 5,i:  45,446,935 msg/sec
            OptimistAtomicQueueB, 6,s:  41,147,834 msg/sec
            OptimistAtomicQueueB, 6,i:  48,722,433 msg/sec
            OptimistAtomicQueueB, 7,s:  41,912,421 msg/sec
            OptimistAtomicQueueB, 7,i:  47,848,070 msg/sec
            OptimistAtomicQueueB, 8,s:  44,626,376 msg/sec
            OptimistAtomicQueueB, 8,i:  48,369,961 msg/sec
                    AtomicQueue2, 1,s:  22,946,472 msg/sec
                    AtomicQueue2, 1,i:  22,855,976 msg/sec
                    AtomicQueue2, 2,s:  11,655,920 msg/sec
                    AtomicQueue2, 2,i:  11,416,406 msg/sec
                    AtomicQueue2, 3,s:   9,365,499 msg/sec
                    AtomicQueue2, 3,i:   9,376,273 msg/sec
                    AtomicQueue2, 4,s:   8,015,836 msg/sec
                    AtomicQueue2, 4,i:   8,045,487 msg/sec
                    AtomicQueue2, 5,s:   7,873,422 msg/sec
                    AtomicQueue2, 5,i:   8,055,896 msg/sec
                    AtomicQueue2, 6,s:   7,654,413 msg/sec
                    AtomicQueue2, 6,i:   7,524,329 msg/sec
                    AtomicQueue2, 7,s:   7,111,968 msg/sec
                    AtomicQueue2, 7,i:   7,900,002 msg/sec
                    AtomicQueue2, 8,s:   6,400,433 msg/sec
                    AtomicQueue2, 8,i:   7,317,912 msg/sec
                   AtomicQueueB2, 1,s:  36,123,529 msg/sec
                   AtomicQueueB2, 1,i:  32,642,381 msg/sec
                   AtomicQueueB2, 2,s:  11,467,024 msg/sec
                   AtomicQueueB2, 2,i:  11,154,043 msg/sec
                   AtomicQueueB2, 3,s:   9,759,212 msg/sec
                   AtomicQueueB2, 3,i:   9,480,447 msg/sec
                   AtomicQueueB2, 4,s:   7,990,735 msg/sec
                   AtomicQueueB2, 4,i:   7,855,836 msg/sec
                   AtomicQueueB2, 5,s:   7,518,685 msg/sec
                   AtomicQueueB2, 5,i:   7,683,010 msg/sec
                   AtomicQueueB2, 6,s:   7,068,235 msg/sec
                   AtomicQueueB2, 6,i:   7,420,708 msg/sec
                   AtomicQueueB2, 7,s:   6,883,909 msg/sec
                   AtomicQueueB2, 7,i:   7,711,464 msg/sec
                   AtomicQueueB2, 8,s:   6,257,424 msg/sec
                   AtomicQueueB2, 8,i:   7,136,216 msg/sec
            OptimistAtomicQueue2, 1,s:  32,638,547 msg/sec
            OptimistAtomicQueue2, 1,i:  29,488,273 msg/sec
            OptimistAtomicQueue2, 2,s:  29,510,520 msg/sec
            OptimistAtomicQueue2, 2,i:  24,017,256 msg/sec
            OptimistAtomicQueue2, 3,s:  30,530,741 msg/sec
            OptimistAtomicQueue2, 3,i:  29,664,309 msg/sec
            OptimistAtomicQueue2, 4,s:  33,547,290 msg/sec
            OptimistAtomicQueue2, 4,i:  33,251,676 msg/sec
            OptimistAtomicQueue2, 5,s:  37,296,499 msg/sec
            OptimistAtomicQueue2, 5,i:  40,497,550 msg/sec
            OptimistAtomicQueue2, 6,s:  40,414,714 msg/sec
            OptimistAtomicQueue2, 6,i:  49,182,125 msg/sec
            OptimistAtomicQueue2, 7,s:  43,229,850 msg/sec
            OptimistAtomicQueue2, 7,i:  51,687,859 msg/sec
            OptimistAtomicQueue2, 8,s:  44,849,821 msg/sec
            OptimistAtomicQueue2, 8,i:  48,691,340 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,772,051 msg/sec
           OptimistAtomicQueueB2, 1,i:  37,875,368 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,648,779 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,536,877 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,824,252 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,043,457 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,618,933 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,954,956 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,700,561 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,981,652 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,295,903 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,580,795 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,185,798 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,379,753 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,231,078 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,733,861 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000314 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000130 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000283 sec/round-trip
                      std::mutex: 0.000000447 sec/round-trip
                 tbb::spin_mutex: 0.000000257 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000258 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[251] 150m:6s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,698,966 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,596,304 msg/sec
          boost::lockfree::queue, 1,s:   6,807,868 msg/sec
          boost::lockfree::queue, 1,i:   6,919,092 msg/sec
          boost::lockfree::queue, 2,s:   7,572,745 msg/sec
          boost::lockfree::queue, 2,i:   7,526,364 msg/sec
          boost::lockfree::queue, 3,s:   7,391,469 msg/sec
          boost::lockfree::queue, 3,i:   7,521,099 msg/sec
          boost::lockfree::queue, 4,s:   6,423,615 msg/sec
          boost::lockfree::queue, 4,i:   6,760,155 msg/sec
          boost::lockfree::queue, 5,s:   6,447,191 msg/sec
          boost::lockfree::queue, 5,i:   6,471,014 msg/sec
          boost::lockfree::queue, 6,s:   5,967,222 msg/sec
          boost::lockfree::queue, 6,i:   6,138,868 msg/sec
          boost::lockfree::queue, 7,s:   6,063,494 msg/sec
          boost::lockfree::queue, 7,i:   5,904,659 msg/sec
          boost::lockfree::queue, 8,s:   5,505,847 msg/sec
          boost::lockfree::queue, 8,i:   5,544,615 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 501,954,485 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 482,009,826 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,308,854 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,454,097 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,638,995 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,798,620 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,156,512 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,970,981 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,245,428 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,415,226 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  46,109,385 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,788,068 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,459,660 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,053,056 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  45,643,804 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,537,395 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  50,865,380 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,790,118 msg/sec
                pthread_spinlock, 1,s:  28,904,740 msg/sec
                pthread_spinlock, 1,i:  25,337,501 msg/sec
                pthread_spinlock, 2,s:  15,664,471 msg/sec
                pthread_spinlock, 2,i:  17,016,277 msg/sec
                pthread_spinlock, 3,s:   8,244,965 msg/sec
                pthread_spinlock, 3,i:  11,943,983 msg/sec
                pthread_spinlock, 4,s:   6,486,182 msg/sec
                pthread_spinlock, 4,i:   8,903,829 msg/sec
                pthread_spinlock, 5,s:   8,512,909 msg/sec
                pthread_spinlock, 5,i:   9,556,732 msg/sec
                pthread_spinlock, 6,s:   8,287,490 msg/sec
                pthread_spinlock, 6,i:   8,415,324 msg/sec
                pthread_spinlock, 7,s:   7,526,521 msg/sec
                pthread_spinlock, 7,i:   7,716,008 msg/sec
                pthread_spinlock, 8,s:   6,658,301 msg/sec
                pthread_spinlock, 8,i:   7,410,766 msg/sec
                      std::mutex, 1,s:   6,855,990 msg/sec
                      std::mutex, 1,i:   6,479,844 msg/sec
                      std::mutex, 2,s:   5,544,628 msg/sec
                      std::mutex, 2,i:   5,434,117 msg/sec
                      std::mutex, 3,s:   4,680,301 msg/sec
                      std::mutex, 3,i:   5,106,359 msg/sec
                      std::mutex, 4,s:   6,158,013 msg/sec
                      std::mutex, 4,i:   6,224,790 msg/sec
                      std::mutex, 5,s:   6,034,490 msg/sec
                      std::mutex, 5,i:   5,588,127 msg/sec
                      std::mutex, 6,s:   5,985,467 msg/sec
                      std::mutex, 6,i:   5,938,650 msg/sec
                      std::mutex, 7,s:   5,861,508 msg/sec
                      std::mutex, 7,i:   5,878,501 msg/sec
                      std::mutex, 8,s:   5,755,228 msg/sec
                      std::mutex, 8,i:   5,700,760 msg/sec
                 tbb::spin_mutex, 1,s:  37,759,395 msg/sec
                 tbb::spin_mutex, 1,i:  32,911,052 msg/sec
                 tbb::spin_mutex, 2,s:  21,223,038 msg/sec
                 tbb::spin_mutex, 2,i:  18,383,879 msg/sec
                 tbb::spin_mutex, 3,s:   8,196,999 msg/sec
                 tbb::spin_mutex, 3,i:  10,146,717 msg/sec
                 tbb::spin_mutex, 4,s:   3,207,766 msg/sec
                 tbb::spin_mutex, 4,i:   6,363,222 msg/sec
                 tbb::spin_mutex, 5,s:   5,427,174 msg/sec
                 tbb::spin_mutex, 5,i:   5,696,433 msg/sec
                 tbb::spin_mutex, 6,s:   5,341,425 msg/sec
                 tbb::spin_mutex, 6,i:   4,366,424 msg/sec
                 tbb::spin_mutex, 7,s:   4,836,609 msg/sec
                 tbb::spin_mutex, 7,i:   4,346,409 msg/sec
                 tbb::spin_mutex, 8,s:   4,244,221 msg/sec
                 tbb::spin_mutex, 8,i:   4,041,286 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,487,467 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,544,314 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,610,584 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,843,694 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,409,163 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,831,922 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,084,471 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,357,749 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,661,182 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,785,455 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,895,774 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,960,352 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,764,406 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,167,940 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,640,273 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,298,655 msg/sec
     xenium::michael_scott_queue, 1,s:   9,374,154 msg/sec
     xenium::michael_scott_queue, 1,i:   9,222,846 msg/sec
     xenium::michael_scott_queue, 2,s:   8,424,713 msg/sec
     xenium::michael_scott_queue, 2,i:   8,491,239 msg/sec
     xenium::michael_scott_queue, 3,s:   7,194,023 msg/sec
     xenium::michael_scott_queue, 3,i:   7,603,638 msg/sec
     xenium::michael_scott_queue, 4,s:   6,354,058 msg/sec
     xenium::michael_scott_queue, 4,i:   6,415,085 msg/sec
     xenium::michael_scott_queue, 5,s:   6,327,377 msg/sec
     xenium::michael_scott_queue, 5,i:   6,657,514 msg/sec
     xenium::michael_scott_queue, 6,s:   6,477,243 msg/sec
     xenium::michael_scott_queue, 6,i:   6,902,233 msg/sec
     xenium::michael_scott_queue, 7,s:   6,252,831 msg/sec
     xenium::michael_scott_queue, 7,i:   6,616,045 msg/sec
     xenium::michael_scott_queue, 8,s:   5,993,159 msg/sec
     xenium::michael_scott_queue, 8,i:   6,074,788 msg/sec
         xenium::ramalhete_queue, 1,s:  31,969,973 msg/sec
         xenium::ramalhete_queue, 1,i:  31,337,148 msg/sec
         xenium::ramalhete_queue, 2,s:  24,082,190 msg/sec
         xenium::ramalhete_queue, 2,i:  23,342,019 msg/sec
         xenium::ramalhete_queue, 3,s:  29,202,567 msg/sec
         xenium::ramalhete_queue, 3,i:  28,689,741 msg/sec
         xenium::ramalhete_queue, 4,s:  33,753,603 msg/sec
         xenium::ramalhete_queue, 4,i:  33,405,377 msg/sec
         xenium::ramalhete_queue, 5,s:  31,999,336 msg/sec
         xenium::ramalhete_queue, 5,i:  35,975,518 msg/sec
         xenium::ramalhete_queue, 6,s:  34,235,012 msg/sec
         xenium::ramalhete_queue, 6,i:  39,789,685 msg/sec
         xenium::ramalhete_queue, 7,s:  35,038,866 msg/sec
         xenium::ramalhete_queue, 7,i:  41,585,515 msg/sec
         xenium::ramalhete_queue, 8,s:  35,665,321 msg/sec
         xenium::ramalhete_queue, 8,i:  43,885,536 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,741,642 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,559,907 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,880,286 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,460,231 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,589,550 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,934,689 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,525,240 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,294,363 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,077,220 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,370,677 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,008,864 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,270,839 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,196,373 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,005,665 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,394,520 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,261,657 msg/sec
                     AtomicQueue, 1,s:  54,129,635 msg/sec
                     AtomicQueue, 1,i:  53,526,225 msg/sec
                     AtomicQueue, 2,s:  12,252,943 msg/sec
                     AtomicQueue, 2,i:  11,733,335 msg/sec
                     AtomicQueue, 3,s:  10,811,101 msg/sec
                     AtomicQueue, 3,i:   9,970,169 msg/sec
                     AtomicQueue, 4,s:   8,150,711 msg/sec
                     AtomicQueue, 4,i:   8,228,945 msg/sec
                     AtomicQueue, 5,s:   8,044,160 msg/sec
                     AtomicQueue, 5,i:   8,127,572 msg/sec
                     AtomicQueue, 6,s:   7,708,990 msg/sec
                     AtomicQueue, 6,i:   7,606,335 msg/sec
                     AtomicQueue, 7,s:   7,144,618 msg/sec
                     AtomicQueue, 7,i:   8,017,228 msg/sec
                     AtomicQueue, 8,s:   6,368,098 msg/sec
                     AtomicQueue, 8,i:   7,425,836 msg/sec
                    AtomicQueueB, 1,s:  43,881,559 msg/sec
                    AtomicQueueB, 1,i:  43,087,753 msg/sec
                    AtomicQueueB, 2,s:  11,976,560 msg/sec
                    AtomicQueueB, 2,i:  11,525,732 msg/sec
                    AtomicQueueB, 3,s:  10,951,908 msg/sec
                    AtomicQueueB, 3,i:  10,087,016 msg/sec
                    AtomicQueueB, 4,s:   8,048,080 msg/sec
                    AtomicQueueB, 4,i:   8,026,029 msg/sec
                    AtomicQueueB, 5,s:   7,610,731 msg/sec
                    AtomicQueueB, 5,i:   7,899,470 msg/sec
                    AtomicQueueB, 6,s:   7,340,425 msg/sec
                    AtomicQueueB, 6,i:   7,571,480 msg/sec
                    AtomicQueueB, 7,s:   6,837,389 msg/sec
                    AtomicQueueB, 7,i:   7,745,342 msg/sec
                    AtomicQueueB, 8,s:   6,197,203 msg/sec
                    AtomicQueueB, 8,i:   7,140,539 msg/sec
             OptimistAtomicQueue, 1,s: 731,048,927 msg/sec
             OptimistAtomicQueue, 1,i: 514,545,030 msg/sec
             OptimistAtomicQueue, 2,s:  32,638,761 msg/sec
             OptimistAtomicQueue, 2,i:  32,717,833 msg/sec
             OptimistAtomicQueue, 3,s:  36,667,628 msg/sec
             OptimistAtomicQueue, 3,i:  37,398,969 msg/sec
             OptimistAtomicQueue, 4,s:  39,298,950 msg/sec
             OptimistAtomicQueue, 4,i:  39,383,124 msg/sec
             OptimistAtomicQueue, 5,s:  41,817,018 msg/sec
             OptimistAtomicQueue, 5,i:  47,120,233 msg/sec
             OptimistAtomicQueue, 6,s:  42,622,295 msg/sec
             OptimistAtomicQueue, 6,i:  50,440,246 msg/sec
             OptimistAtomicQueue, 7,s:  44,257,412 msg/sec
             OptimistAtomicQueue, 7,i:  52,934,604 msg/sec
             OptimistAtomicQueue, 8,s:  46,394,821 msg/sec
             OptimistAtomicQueue, 8,i:  48,894,243 msg/sec
            OptimistAtomicQueueB, 1,s: 248,852,262 msg/sec
            OptimistAtomicQueueB, 1,i:  76,573,115 msg/sec
            OptimistAtomicQueueB, 2,s:  32,268,612 msg/sec
            OptimistAtomicQueueB, 2,i:  32,264,113 msg/sec
            OptimistAtomicQueueB, 3,s:  36,221,201 msg/sec
            OptimistAtomicQueueB, 3,i:  36,894,231 msg/sec
            OptimistAtomicQueueB, 4,s:  38,698,107 msg/sec
            OptimistAtomicQueueB, 4,i:  38,501,601 msg/sec
            OptimistAtomicQueueB, 5,s:  40,381,953 msg/sec
            OptimistAtomicQueueB, 5,i:  45,824,584 msg/sec
            OptimistAtomicQueueB, 6,s:  41,138,333 msg/sec
            OptimistAtomicQueueB, 6,i:  49,231,981 msg/sec
            OptimistAtomicQueueB, 7,s:  42,725,975 msg/sec
            OptimistAtomicQueueB, 7,i:  51,541,759 msg/sec
            OptimistAtomicQueueB, 8,s:  44,107,611 msg/sec
            OptimistAtomicQueueB, 8,i:  48,830,353 msg/sec
                    AtomicQueue2, 1,s:  23,101,389 msg/sec
                    AtomicQueue2, 1,i:  23,162,637 msg/sec
                    AtomicQueue2, 2,s:  11,853,934 msg/sec
                    AtomicQueue2, 2,i:  11,767,167 msg/sec
                    AtomicQueue2, 3,s:   9,535,917 msg/sec
                    AtomicQueue2, 3,i:   9,404,408 msg/sec
                    AtomicQueue2, 4,s:   8,039,440 msg/sec
                    AtomicQueue2, 4,i:   8,066,866 msg/sec
                    AtomicQueue2, 5,s:   7,896,978 msg/sec
                    AtomicQueue2, 5,i:   8,081,883 msg/sec
                    AtomicQueue2, 6,s:   7,753,318 msg/sec
                    AtomicQueue2, 6,i:   7,463,006 msg/sec
                    AtomicQueue2, 7,s:   7,109,198 msg/sec
                    AtomicQueue2, 7,i:   7,881,791 msg/sec
                    AtomicQueue2, 8,s:   6,384,464 msg/sec
                    AtomicQueue2, 8,i:   7,347,130 msg/sec
                   AtomicQueueB2, 1,s:  36,099,723 msg/sec
                   AtomicQueueB2, 1,i:  32,625,945 msg/sec
                   AtomicQueueB2, 2,s:  11,341,296 msg/sec
                   AtomicQueueB2, 2,i:  11,104,816 msg/sec
                   AtomicQueueB2, 3,s:   9,614,496 msg/sec
                   AtomicQueueB2, 3,i:   9,572,964 msg/sec
                   AtomicQueueB2, 4,s:   7,938,058 msg/sec
                   AtomicQueueB2, 4,i:   7,848,669 msg/sec
                   AtomicQueueB2, 5,s:   7,536,386 msg/sec
                   AtomicQueueB2, 5,i:   7,600,322 msg/sec
                   AtomicQueueB2, 6,s:   7,215,880 msg/sec
                   AtomicQueueB2, 6,i:   7,400,709 msg/sec
                   AtomicQueueB2, 7,s:   6,839,486 msg/sec
                   AtomicQueueB2, 7,i:   7,693,439 msg/sec
                   AtomicQueueB2, 8,s:   6,248,848 msg/sec
                   AtomicQueueB2, 8,i:   7,074,108 msg/sec
            OptimistAtomicQueue2, 1,s:  28,304,652 msg/sec
            OptimistAtomicQueue2, 1,i:  28,094,567 msg/sec
            OptimistAtomicQueue2, 2,s:  27,922,595 msg/sec
            OptimistAtomicQueue2, 2,i:  23,309,912 msg/sec
            OptimistAtomicQueue2, 3,s:  30,320,556 msg/sec
            OptimistAtomicQueue2, 3,i:  29,967,603 msg/sec
            OptimistAtomicQueue2, 4,s:  33,204,393 msg/sec
            OptimistAtomicQueue2, 4,i:  33,151,615 msg/sec
            OptimistAtomicQueue2, 5,s:  37,279,633 msg/sec
            OptimistAtomicQueue2, 5,i:  41,011,065 msg/sec
            OptimistAtomicQueue2, 6,s:  39,955,697 msg/sec
            OptimistAtomicQueue2, 6,i:  49,425,421 msg/sec
            OptimistAtomicQueue2, 7,s:  43,135,338 msg/sec
            OptimistAtomicQueue2, 7,i:  48,190,680 msg/sec
            OptimistAtomicQueue2, 8,s:  43,987,540 msg/sec
            OptimistAtomicQueue2, 8,i:  49,017,301 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,126,441 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,872,371 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,201,936 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,224,090 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,765,390 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,936,759 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,382,700 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,626,747 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,436,004 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,124,646 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,395,180 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,285,557 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,958,207 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,208,656 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,333,678 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,723,011 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000142 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000250 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000226 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[252] 148m:46s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,157,523 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,017,403 msg/sec
          boost::lockfree::queue, 1,s:   6,871,867 msg/sec
          boost::lockfree::queue, 1,i:   6,940,984 msg/sec
          boost::lockfree::queue, 2,s:   7,544,433 msg/sec
          boost::lockfree::queue, 2,i:   7,548,317 msg/sec
          boost::lockfree::queue, 3,s:   7,390,606 msg/sec
          boost::lockfree::queue, 3,i:   7,519,385 msg/sec
          boost::lockfree::queue, 4,s:   6,416,570 msg/sec
          boost::lockfree::queue, 4,i:   6,714,020 msg/sec
          boost::lockfree::queue, 5,s:   6,433,468 msg/sec
          boost::lockfree::queue, 5,i:   6,474,039 msg/sec
          boost::lockfree::queue, 6,s:   6,024,667 msg/sec
          boost::lockfree::queue, 6,i:   6,073,298 msg/sec
          boost::lockfree::queue, 7,s:   5,902,199 msg/sec
          boost::lockfree::queue, 7,i:   6,042,908 msg/sec
          boost::lockfree::queue, 8,s:   5,485,980 msg/sec
          boost::lockfree::queue, 8,i:   5,558,751 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  69,391,321 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  61,713,100 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,827,053 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,048,005 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,460,690 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,408,532 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,639,606 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,407,362 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  15,945,680 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  39,051,970 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,162,952 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,211,102 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,457,096 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,389,373 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,104,925 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,339,054 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,270,711 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,906,431 msg/sec
                pthread_spinlock, 1,s:  28,868,644 msg/sec
                pthread_spinlock, 1,i:  25,353,101 msg/sec
                pthread_spinlock, 2,s:  16,129,068 msg/sec
                pthread_spinlock, 2,i:  17,084,713 msg/sec
                pthread_spinlock, 3,s:   8,317,059 msg/sec
                pthread_spinlock, 3,i:  12,158,012 msg/sec
                pthread_spinlock, 4,s:   6,498,363 msg/sec
                pthread_spinlock, 4,i:   8,976,474 msg/sec
                pthread_spinlock, 5,s:   8,764,273 msg/sec
                pthread_spinlock, 5,i:   9,029,147 msg/sec
                pthread_spinlock, 6,s:   8,348,156 msg/sec
                pthread_spinlock, 6,i:   9,070,410 msg/sec
                pthread_spinlock, 7,s:   7,642,168 msg/sec
                pthread_spinlock, 7,i:   8,407,549 msg/sec
                pthread_spinlock, 8,s:   6,812,503 msg/sec
                pthread_spinlock, 8,i:   7,454,728 msg/sec
                      std::mutex, 1,s:   7,311,603 msg/sec
                      std::mutex, 1,i:   7,611,936 msg/sec
                      std::mutex, 2,s:   6,060,179 msg/sec
                      std::mutex, 2,i:   6,142,969 msg/sec
                      std::mutex, 3,s:   6,043,038 msg/sec
                      std::mutex, 3,i:   6,037,880 msg/sec
                      std::mutex, 4,s:   6,245,715 msg/sec
                      std::mutex, 4,i:   6,253,199 msg/sec
                      std::mutex, 5,s:   5,995,506 msg/sec
                      std::mutex, 5,i:   6,049,765 msg/sec
                      std::mutex, 6,s:   5,823,476 msg/sec
                      std::mutex, 6,i:   5,936,893 msg/sec
                      std::mutex, 7,s:   5,731,726 msg/sec
                      std::mutex, 7,i:   5,752,658 msg/sec
                      std::mutex, 8,s:   5,613,986 msg/sec
                      std::mutex, 8,i:   5,665,892 msg/sec
                 tbb::spin_mutex, 1,s:  37,737,242 msg/sec
                 tbb::spin_mutex, 1,i:  37,730,967 msg/sec
                 tbb::spin_mutex, 2,s:  20,974,688 msg/sec
                 tbb::spin_mutex, 2,i:  18,169,912 msg/sec
                 tbb::spin_mutex, 3,s:   7,275,990 msg/sec
                 tbb::spin_mutex, 3,i:  10,646,856 msg/sec
                 tbb::spin_mutex, 4,s:   3,202,384 msg/sec
                 tbb::spin_mutex, 4,i:   6,322,579 msg/sec
                 tbb::spin_mutex, 5,s:   5,410,607 msg/sec
                 tbb::spin_mutex, 5,i:   5,852,923 msg/sec
                 tbb::spin_mutex, 6,s:   5,256,463 msg/sec
                 tbb::spin_mutex, 6,i:   4,278,115 msg/sec
                 tbb::spin_mutex, 7,s:   4,505,213 msg/sec
                 tbb::spin_mutex, 7,i:   4,356,739 msg/sec
                 tbb::spin_mutex, 8,s:   4,246,391 msg/sec
                 tbb::spin_mutex, 8,i:   4,084,532 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,476,697 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,991,220 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,098,489 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,681,677 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,502,742 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,706,696 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,153,481 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,363,124 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,697,160 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,715,421 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,908,689 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,966,547 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,693,690 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,157,666 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,649,074 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,301,826 msg/sec
     xenium::michael_scott_queue, 1,s:   9,508,869 msg/sec
     xenium::michael_scott_queue, 1,i:   9,538,018 msg/sec
     xenium::michael_scott_queue, 2,s:   8,616,356 msg/sec
     xenium::michael_scott_queue, 2,i:   8,499,343 msg/sec
     xenium::michael_scott_queue, 3,s:   7,182,729 msg/sec
     xenium::michael_scott_queue, 3,i:   7,529,516 msg/sec
     xenium::michael_scott_queue, 4,s:   6,277,358 msg/sec
     xenium::michael_scott_queue, 4,i:   6,347,608 msg/sec
     xenium::michael_scott_queue, 5,s:   6,313,796 msg/sec
     xenium::michael_scott_queue, 5,i:   6,712,883 msg/sec
     xenium::michael_scott_queue, 6,s:   6,565,557 msg/sec
     xenium::michael_scott_queue, 6,i:   6,959,659 msg/sec
     xenium::michael_scott_queue, 7,s:   6,307,327 msg/sec
     xenium::michael_scott_queue, 7,i:   6,511,473 msg/sec
     xenium::michael_scott_queue, 8,s:   5,970,438 msg/sec
     xenium::michael_scott_queue, 8,i:   6,111,407 msg/sec
         xenium::ramalhete_queue, 1,s:  31,474,494 msg/sec
         xenium::ramalhete_queue, 1,i:  30,811,197 msg/sec
         xenium::ramalhete_queue, 2,s:  23,401,593 msg/sec
         xenium::ramalhete_queue, 2,i:  23,344,168 msg/sec
         xenium::ramalhete_queue, 3,s:  29,196,722 msg/sec
         xenium::ramalhete_queue, 3,i:  28,581,121 msg/sec
         xenium::ramalhete_queue, 4,s:  33,801,755 msg/sec
         xenium::ramalhete_queue, 4,i:  33,440,874 msg/sec
         xenium::ramalhete_queue, 5,s:  32,089,576 msg/sec
         xenium::ramalhete_queue, 5,i:  36,214,046 msg/sec
         xenium::ramalhete_queue, 6,s:  33,917,699 msg/sec
         xenium::ramalhete_queue, 6,i:  38,897,544 msg/sec
         xenium::ramalhete_queue, 7,s:  35,229,326 msg/sec
         xenium::ramalhete_queue, 7,i:  41,629,293 msg/sec
         xenium::ramalhete_queue, 8,s:  35,608,621 msg/sec
         xenium::ramalhete_queue, 8,i:  44,517,570 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,796,059 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  93,057,648 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,524,925 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,855,981 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,546,860 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,063,641 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,700,512 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,281,318 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,841,671 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,162,463 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,834,357 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,400,039 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,201,368 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,185,762 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,397,018 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,299,998 msg/sec
                     AtomicQueue, 1,s:  58,901,015 msg/sec
                     AtomicQueue, 1,i:  55,943,053 msg/sec
                     AtomicQueue, 2,s:  12,183,716 msg/sec
                     AtomicQueue, 2,i:  11,753,571 msg/sec
                     AtomicQueue, 3,s:  10,778,644 msg/sec
                     AtomicQueue, 3,i:   9,985,489 msg/sec
                     AtomicQueue, 4,s:   8,143,748 msg/sec
                     AtomicQueue, 4,i:   8,198,224 msg/sec
                     AtomicQueue, 5,s:   8,018,291 msg/sec
                     AtomicQueue, 5,i:   8,084,737 msg/sec
                     AtomicQueue, 6,s:   7,775,104 msg/sec
                     AtomicQueue, 6,i:   7,613,736 msg/sec
                     AtomicQueue, 7,s:   7,157,309 msg/sec
                     AtomicQueue, 7,i:   7,958,954 msg/sec
                     AtomicQueue, 8,s:   6,291,117 msg/sec
                     AtomicQueue, 8,i:   7,464,632 msg/sec
                    AtomicQueueB, 1,s:  43,925,705 msg/sec
                    AtomicQueueB, 1,i:  43,074,112 msg/sec
                    AtomicQueueB, 2,s:  11,791,049 msg/sec
                    AtomicQueueB, 2,i:  11,412,548 msg/sec
                    AtomicQueueB, 3,s:  11,014,638 msg/sec
                    AtomicQueueB, 3,i:  10,127,520 msg/sec
                    AtomicQueueB, 4,s:   8,017,970 msg/sec
                    AtomicQueueB, 4,i:   7,890,358 msg/sec
                    AtomicQueueB, 5,s:   7,662,414 msg/sec
                    AtomicQueueB, 5,i:   7,760,211 msg/sec
                    AtomicQueueB, 6,s:   7,470,034 msg/sec
                    AtomicQueueB, 6,i:   7,492,759 msg/sec
                    AtomicQueueB, 7,s:   6,881,611 msg/sec
                    AtomicQueueB, 7,i:   7,735,508 msg/sec
                    AtomicQueueB, 8,s:   6,254,073 msg/sec
                    AtomicQueueB, 8,i:   7,180,322 msg/sec
             OptimistAtomicQueue, 1,s: 813,722,121 msg/sec
             OptimistAtomicQueue, 1,i: 569,351,333 msg/sec
             OptimistAtomicQueue, 2,s:  32,644,586 msg/sec
             OptimistAtomicQueue, 2,i:  32,708,879 msg/sec
             OptimistAtomicQueue, 3,s:  36,633,545 msg/sec
             OptimistAtomicQueue, 3,i:  37,338,210 msg/sec
             OptimistAtomicQueue, 4,s:  39,270,841 msg/sec
             OptimistAtomicQueue, 4,i:  39,382,887 msg/sec
             OptimistAtomicQueue, 5,s:  41,536,226 msg/sec
             OptimistAtomicQueue, 5,i:  46,507,726 msg/sec
             OptimistAtomicQueue, 6,s:  42,787,888 msg/sec
             OptimistAtomicQueue, 6,i:  50,355,876 msg/sec
             OptimistAtomicQueue, 7,s:  45,190,983 msg/sec
             OptimistAtomicQueue, 7,i:  51,955,349 msg/sec
             OptimistAtomicQueue, 8,s:  46,489,397 msg/sec
             OptimistAtomicQueue, 8,i:  49,514,972 msg/sec
            OptimistAtomicQueueB, 1,s:  78,871,885 msg/sec
            OptimistAtomicQueueB, 1,i:  76,717,012 msg/sec
            OptimistAtomicQueueB, 2,s:  32,129,440 msg/sec
            OptimistAtomicQueueB, 2,i:  31,851,171 msg/sec
            OptimistAtomicQueueB, 3,s:  36,237,741 msg/sec
            OptimistAtomicQueueB, 3,i:  36,862,660 msg/sec
            OptimistAtomicQueueB, 4,s:  38,678,507 msg/sec
            OptimistAtomicQueueB, 4,i:  38,769,372 msg/sec
            OptimistAtomicQueueB, 5,s:  40,852,576 msg/sec
            OptimistAtomicQueueB, 5,i:  46,024,905 msg/sec
            OptimistAtomicQueueB, 6,s:  41,320,706 msg/sec
            OptimistAtomicQueueB, 6,i:  49,292,385 msg/sec
            OptimistAtomicQueueB, 7,s:  41,594,119 msg/sec
            OptimistAtomicQueueB, 7,i:  47,895,956 msg/sec
            OptimistAtomicQueueB, 8,s:  44,245,925 msg/sec
            OptimistAtomicQueueB, 8,i:  48,100,882 msg/sec
                    AtomicQueue2, 1,s:  22,870,371 msg/sec
                    AtomicQueue2, 1,i:  22,988,410 msg/sec
                    AtomicQueue2, 2,s:  12,004,931 msg/sec
                    AtomicQueue2, 2,i:  11,494,935 msg/sec
                    AtomicQueue2, 3,s:   9,440,408 msg/sec
                    AtomicQueue2, 3,i:   9,383,768 msg/sec
                    AtomicQueue2, 4,s:   8,108,336 msg/sec
                    AtomicQueue2, 4,i:   8,016,048 msg/sec
                    AtomicQueue2, 5,s:   7,939,724 msg/sec
                    AtomicQueue2, 5,i:   8,010,892 msg/sec
                    AtomicQueue2, 6,s:   7,664,594 msg/sec
                    AtomicQueue2, 6,i:   7,556,483 msg/sec
                    AtomicQueue2, 7,s:   7,102,778 msg/sec
                    AtomicQueue2, 7,i:   7,894,553 msg/sec
                    AtomicQueue2, 8,s:   6,378,564 msg/sec
                    AtomicQueue2, 8,i:   7,243,863 msg/sec
                   AtomicQueueB2, 1,s:  36,318,034 msg/sec
                   AtomicQueueB2, 1,i:  32,601,286 msg/sec
                   AtomicQueueB2, 2,s:  11,484,271 msg/sec
                   AtomicQueueB2, 2,i:  11,122,860 msg/sec
                   AtomicQueueB2, 3,s:   9,675,845 msg/sec
                   AtomicQueueB2, 3,i:   9,555,761 msg/sec
                   AtomicQueueB2, 4,s:   8,006,078 msg/sec
                   AtomicQueueB2, 4,i:   7,925,547 msg/sec
                   AtomicQueueB2, 5,s:   7,547,542 msg/sec
                   AtomicQueueB2, 5,i:   7,721,035 msg/sec
                   AtomicQueueB2, 6,s:   7,214,316 msg/sec
                   AtomicQueueB2, 6,i:   7,436,215 msg/sec
                   AtomicQueueB2, 7,s:   6,864,290 msg/sec
                   AtomicQueueB2, 7,i:   7,709,540 msg/sec
                   AtomicQueueB2, 8,s:   6,267,380 msg/sec
                   AtomicQueueB2, 8,i:   7,115,284 msg/sec
            OptimistAtomicQueue2, 1,s: 461,960,658 msg/sec
            OptimistAtomicQueue2, 1,i:  58,129,127 msg/sec
            OptimistAtomicQueue2, 2,s:  28,967,798 msg/sec
            OptimistAtomicQueue2, 2,i:  24,025,620 msg/sec
            OptimistAtomicQueue2, 3,s:  30,404,524 msg/sec
            OptimistAtomicQueue2, 3,i:  29,949,980 msg/sec
            OptimistAtomicQueue2, 4,s:  33,156,218 msg/sec
            OptimistAtomicQueue2, 4,i:  33,665,317 msg/sec
            OptimistAtomicQueue2, 5,s:  37,502,338 msg/sec
            OptimistAtomicQueue2, 5,i:  40,321,492 msg/sec
            OptimistAtomicQueue2, 6,s:  40,101,024 msg/sec
            OptimistAtomicQueue2, 6,i:  49,097,173 msg/sec
            OptimistAtomicQueue2, 7,s:  42,783,622 msg/sec
            OptimistAtomicQueue2, 7,i:  48,144,727 msg/sec
            OptimistAtomicQueue2, 8,s:  43,904,828 msg/sec
            OptimistAtomicQueue2, 8,i:  48,849,674 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,799,604 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,860,432 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,100,383 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,157,055 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,661,631 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,012,396 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,324,433 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,066,458 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,518,699 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,461,326 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,420,873 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,438,895 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,878,604 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,101,630 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,208,216 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,699,508 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000330 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000153 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000249 sec/round-trip
                pthread_spinlock: 0.000000279 sec/round-trip
                      std::mutex: 0.000000449 sec/round-trip
                 tbb::spin_mutex: 0.000000284 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000196 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000175 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[253] 147m:27s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,995,295 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,518,335 msg/sec
          boost::lockfree::queue, 1,s:   6,887,921 msg/sec
          boost::lockfree::queue, 1,i:   6,891,205 msg/sec
          boost::lockfree::queue, 2,s:   7,637,106 msg/sec
          boost::lockfree::queue, 2,i:   7,429,507 msg/sec
          boost::lockfree::queue, 3,s:   7,324,772 msg/sec
          boost::lockfree::queue, 3,i:   7,608,557 msg/sec
          boost::lockfree::queue, 4,s:   6,424,799 msg/sec
          boost::lockfree::queue, 4,i:   6,784,823 msg/sec
          boost::lockfree::queue, 5,s:   6,421,841 msg/sec
          boost::lockfree::queue, 5,i:   6,457,808 msg/sec
          boost::lockfree::queue, 6,s:   5,985,697 msg/sec
          boost::lockfree::queue, 6,i:   6,072,972 msg/sec
          boost::lockfree::queue, 7,s:   6,011,592 msg/sec
          boost::lockfree::queue, 7,i:   6,027,311 msg/sec
          boost::lockfree::queue, 8,s:   5,496,396 msg/sec
          boost::lockfree::queue, 8,i:   5,653,259 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 508,642,600 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 465,648,959 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  28,787,644 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,607,031 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,091,340 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,690,823 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,373,353 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,567,889 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,423,119 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  44,348,985 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,441,222 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,373,480 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,546,353 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,194,898 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,244,732 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  34,195,044 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,305,001 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,226,545 msg/sec
                pthread_spinlock, 1,s:  29,224,109 msg/sec
                pthread_spinlock, 1,i:  25,312,515 msg/sec
                pthread_spinlock, 2,s:  15,576,739 msg/sec
                pthread_spinlock, 2,i:  16,979,293 msg/sec
                pthread_spinlock, 3,s:   8,416,438 msg/sec
                pthread_spinlock, 3,i:  11,995,219 msg/sec
                pthread_spinlock, 4,s:   6,512,448 msg/sec
                pthread_spinlock, 4,i:   8,745,912 msg/sec
                pthread_spinlock, 5,s:   8,611,637 msg/sec
                pthread_spinlock, 5,i:   9,157,973 msg/sec
                pthread_spinlock, 6,s:   8,554,258 msg/sec
                pthread_spinlock, 6,i:   8,891,934 msg/sec
                pthread_spinlock, 7,s:   7,640,295 msg/sec
                pthread_spinlock, 7,i:   7,964,865 msg/sec
                pthread_spinlock, 8,s:   6,804,482 msg/sec
                pthread_spinlock, 8,i:   7,009,723 msg/sec
                      std::mutex, 1,s:   6,074,309 msg/sec
                      std::mutex, 1,i:   7,411,890 msg/sec
                      std::mutex, 2,s:   5,865,562 msg/sec
                      std::mutex, 2,i:   5,992,066 msg/sec
                      std::mutex, 3,s:   6,068,001 msg/sec
                      std::mutex, 3,i:   6,200,607 msg/sec
                      std::mutex, 4,s:   6,139,831 msg/sec
                      std::mutex, 4,i:   6,176,790 msg/sec
                      std::mutex, 5,s:   6,039,307 msg/sec
                      std::mutex, 5,i:   6,140,473 msg/sec
                      std::mutex, 6,s:   5,672,044 msg/sec
                      std::mutex, 6,i:   5,952,345 msg/sec
                      std::mutex, 7,s:   5,798,854 msg/sec
                      std::mutex, 7,i:   5,819,946 msg/sec
                      std::mutex, 8,s:   5,727,354 msg/sec
                      std::mutex, 8,i:   5,687,442 msg/sec
                 tbb::spin_mutex, 1,s:  37,916,775 msg/sec
                 tbb::spin_mutex, 1,i:  33,082,151 msg/sec
                 tbb::spin_mutex, 2,s:  21,181,259 msg/sec
                 tbb::spin_mutex, 2,i:  18,348,107 msg/sec
                 tbb::spin_mutex, 3,s:   8,676,432 msg/sec
                 tbb::spin_mutex, 3,i:  11,181,447 msg/sec
                 tbb::spin_mutex, 4,s:   3,189,643 msg/sec
                 tbb::spin_mutex, 4,i:   6,418,353 msg/sec
                 tbb::spin_mutex, 5,s:   5,424,720 msg/sec
                 tbb::spin_mutex, 5,i:   5,374,329 msg/sec
                 tbb::spin_mutex, 6,s:   5,344,478 msg/sec
                 tbb::spin_mutex, 6,i:   4,325,486 msg/sec
                 tbb::spin_mutex, 7,s:   4,408,371 msg/sec
                 tbb::spin_mutex, 7,i:   4,322,471 msg/sec
                 tbb::spin_mutex, 8,s:   4,250,513 msg/sec
                 tbb::spin_mutex, 8,i:   4,168,693 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,902,561 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,265,409 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,390,417 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,225,412 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,599,181 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,437,768 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,584,506 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,589,943 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,892,381 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,680,624 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,968,565 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,680,368 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,874,936 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,807,536 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,762,116 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,494,009 msg/sec
     xenium::michael_scott_queue, 1,s:   9,285,286 msg/sec
     xenium::michael_scott_queue, 1,i:   9,288,503 msg/sec
     xenium::michael_scott_queue, 2,s:   8,588,220 msg/sec
     xenium::michael_scott_queue, 2,i:   8,533,003 msg/sec
     xenium::michael_scott_queue, 3,s:   7,249,809 msg/sec
     xenium::michael_scott_queue, 3,i:   7,551,917 msg/sec
     xenium::michael_scott_queue, 4,s:   6,269,666 msg/sec
     xenium::michael_scott_queue, 4,i:   6,401,645 msg/sec
     xenium::michael_scott_queue, 5,s:   6,294,521 msg/sec
     xenium::michael_scott_queue, 5,i:   6,590,252 msg/sec
     xenium::michael_scott_queue, 6,s:   6,484,414 msg/sec
     xenium::michael_scott_queue, 6,i:   6,962,908 msg/sec
     xenium::michael_scott_queue, 7,s:   6,322,627 msg/sec
     xenium::michael_scott_queue, 7,i:   6,425,727 msg/sec
     xenium::michael_scott_queue, 8,s:   6,000,370 msg/sec
     xenium::michael_scott_queue, 8,i:   6,134,738 msg/sec
         xenium::ramalhete_queue, 1,s:  31,593,670 msg/sec
         xenium::ramalhete_queue, 1,i:  31,790,838 msg/sec
         xenium::ramalhete_queue, 2,s:  24,197,686 msg/sec
         xenium::ramalhete_queue, 2,i:  23,356,025 msg/sec
         xenium::ramalhete_queue, 3,s:  29,165,848 msg/sec
         xenium::ramalhete_queue, 3,i:  28,439,347 msg/sec
         xenium::ramalhete_queue, 4,s:  33,738,884 msg/sec
         xenium::ramalhete_queue, 4,i:  33,469,051 msg/sec
         xenium::ramalhete_queue, 5,s:  32,094,238 msg/sec
         xenium::ramalhete_queue, 5,i:  36,257,538 msg/sec
         xenium::ramalhete_queue, 6,s:  34,057,854 msg/sec
         xenium::ramalhete_queue, 6,i:  39,616,718 msg/sec
         xenium::ramalhete_queue, 7,s:  35,074,237 msg/sec
         xenium::ramalhete_queue, 7,i:  41,506,101 msg/sec
         xenium::ramalhete_queue, 8,s:  35,496,897 msg/sec
         xenium::ramalhete_queue, 8,i:  44,004,196 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,967,400 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 114,765,848 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,450,795 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,090,126 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,690,898 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,639,307 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,637,450 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,108,161 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,603,655 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,339,938 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,854,329 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,357,691 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,125,588 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,943,831 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,405,109 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,218,614 msg/sec
                     AtomicQueue, 1,s:  58,543,872 msg/sec
                     AtomicQueue, 1,i:  56,620,403 msg/sec
                     AtomicQueue, 2,s:  12,255,020 msg/sec
                     AtomicQueue, 2,i:  11,738,600 msg/sec
                     AtomicQueue, 3,s:  10,794,800 msg/sec
                     AtomicQueue, 3,i:   9,951,807 msg/sec
                     AtomicQueue, 4,s:   8,201,506 msg/sec
                     AtomicQueue, 4,i:   8,203,975 msg/sec
                     AtomicQueue, 5,s:   8,055,117 msg/sec
                     AtomicQueue, 5,i:   7,995,330 msg/sec
                     AtomicQueue, 6,s:   7,779,309 msg/sec
                     AtomicQueue, 6,i:   7,614,966 msg/sec
                     AtomicQueue, 7,s:   7,152,787 msg/sec
                     AtomicQueue, 7,i:   7,991,009 msg/sec
                     AtomicQueue, 8,s:   6,351,464 msg/sec
                     AtomicQueue, 8,i:   7,466,958 msg/sec
                    AtomicQueueB, 1,s:  43,789,035 msg/sec
                    AtomicQueueB, 1,i:  42,997,224 msg/sec
                    AtomicQueueB, 2,s:  11,862,535 msg/sec
                    AtomicQueueB, 2,i:  11,429,700 msg/sec
                    AtomicQueueB, 3,s:  10,975,054 msg/sec
                    AtomicQueueB, 3,i:  10,019,486 msg/sec
                    AtomicQueueB, 4,s:   8,112,660 msg/sec
                    AtomicQueueB, 4,i:   7,991,037 msg/sec
                    AtomicQueueB, 5,s:   7,675,405 msg/sec
                    AtomicQueueB, 5,i:   7,806,694 msg/sec
                    AtomicQueueB, 6,s:   7,299,984 msg/sec
                    AtomicQueueB, 6,i:   7,539,214 msg/sec
                    AtomicQueueB, 7,s:   6,808,304 msg/sec
                    AtomicQueueB, 7,i:   7,733,402 msg/sec
                    AtomicQueueB, 8,s:   6,294,037 msg/sec
                    AtomicQueueB, 8,i:   7,039,799 msg/sec
             OptimistAtomicQueue, 1,s: 804,088,306 msg/sec
             OptimistAtomicQueue, 1,i: 637,435,063 msg/sec
             OptimistAtomicQueue, 2,s:  32,646,435 msg/sec
             OptimistAtomicQueue, 2,i:  32,556,730 msg/sec
             OptimistAtomicQueue, 3,s:  36,637,237 msg/sec
             OptimistAtomicQueue, 3,i:  37,344,730 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,803 msg/sec
             OptimistAtomicQueue, 4,i:  39,369,948 msg/sec
             OptimistAtomicQueue, 5,s:  41,641,223 msg/sec
             OptimistAtomicQueue, 5,i:  47,077,595 msg/sec
             OptimistAtomicQueue, 6,s:  42,245,731 msg/sec
             OptimistAtomicQueue, 6,i:  49,768,204 msg/sec
             OptimistAtomicQueue, 7,s:  44,208,649 msg/sec
             OptimistAtomicQueue, 7,i:  52,925,867 msg/sec
             OptimistAtomicQueue, 8,s:  46,423,344 msg/sec
             OptimistAtomicQueue, 8,i:  49,395,508 msg/sec
            OptimistAtomicQueueB, 1,s: 116,962,952 msg/sec
            OptimistAtomicQueueB, 1,i: 102,308,036 msg/sec
            OptimistAtomicQueueB, 2,s:  32,175,283 msg/sec
            OptimistAtomicQueueB, 2,i:  32,366,842 msg/sec
            OptimistAtomicQueueB, 3,s:  36,215,881 msg/sec
            OptimistAtomicQueueB, 3,i:  36,913,557 msg/sec
            OptimistAtomicQueueB, 4,s:  38,686,000 msg/sec
            OptimistAtomicQueueB, 4,i:  38,713,521 msg/sec
            OptimistAtomicQueueB, 5,s:  40,902,933 msg/sec
            OptimistAtomicQueueB, 5,i:  45,421,398 msg/sec
            OptimistAtomicQueueB, 6,s:  40,422,267 msg/sec
            OptimistAtomicQueueB, 6,i:  49,094,789 msg/sec
            OptimistAtomicQueueB, 7,s:  42,016,735 msg/sec
            OptimistAtomicQueueB, 7,i:  47,913,829 msg/sec
            OptimistAtomicQueueB, 8,s:  44,270,307 msg/sec
            OptimistAtomicQueueB, 8,i:  47,765,340 msg/sec
                    AtomicQueue2, 1,s:  23,474,720 msg/sec
                    AtomicQueue2, 1,i:  23,186,904 msg/sec
                    AtomicQueue2, 2,s:  11,923,949 msg/sec
                    AtomicQueue2, 2,i:  11,691,900 msg/sec
                    AtomicQueue2, 3,s:   9,741,395 msg/sec
                    AtomicQueue2, 3,i:   9,440,963 msg/sec
                    AtomicQueue2, 4,s:   8,056,230 msg/sec
                    AtomicQueue2, 4,i:   8,101,788 msg/sec
                    AtomicQueue2, 5,s:   7,907,948 msg/sec
                    AtomicQueue2, 5,i:   8,014,867 msg/sec
                    AtomicQueue2, 6,s:   7,870,421 msg/sec
                    AtomicQueue2, 6,i:   7,526,455 msg/sec
                    AtomicQueue2, 7,s:   7,082,325 msg/sec
                    AtomicQueue2, 7,i:   7,897,670 msg/sec
                    AtomicQueue2, 8,s:   6,400,643 msg/sec
                    AtomicQueue2, 8,i:   7,405,811 msg/sec
                   AtomicQueueB2, 1,s:  36,016,470 msg/sec
                   AtomicQueueB2, 1,i:  32,601,016 msg/sec
                   AtomicQueueB2, 2,s:  11,333,324 msg/sec
                   AtomicQueueB2, 2,i:  11,166,442 msg/sec
                   AtomicQueueB2, 3,s:   9,641,862 msg/sec
                   AtomicQueueB2, 3,i:   9,570,588 msg/sec
                   AtomicQueueB2, 4,s:   7,788,545 msg/sec
                   AtomicQueueB2, 4,i:   7,706,690 msg/sec
                   AtomicQueueB2, 5,s:   7,410,424 msg/sec
                   AtomicQueueB2, 5,i:   7,753,628 msg/sec
                   AtomicQueueB2, 6,s:   7,192,900 msg/sec
                   AtomicQueueB2, 6,i:   7,432,586 msg/sec
                   AtomicQueueB2, 7,s:   6,891,889 msg/sec
                   AtomicQueueB2, 7,i:   7,696,262 msg/sec
                   AtomicQueueB2, 8,s:   6,265,540 msg/sec
                   AtomicQueueB2, 8,i:   7,085,783 msg/sec
            OptimistAtomicQueue2, 1,s: 424,924,634 msg/sec
            OptimistAtomicQueue2, 1,i:  29,511,802 msg/sec
            OptimistAtomicQueue2, 2,s:  26,361,817 msg/sec
            OptimistAtomicQueue2, 2,i:  24,013,797 msg/sec
            OptimistAtomicQueue2, 3,s:  33,216,315 msg/sec
            OptimistAtomicQueue2, 3,i:  30,301,988 msg/sec
            OptimistAtomicQueue2, 4,s:  33,135,755 msg/sec
            OptimistAtomicQueue2, 4,i:  33,116,213 msg/sec
            OptimistAtomicQueue2, 5,s:  36,974,164 msg/sec
            OptimistAtomicQueue2, 5,i:  40,579,287 msg/sec
            OptimistAtomicQueue2, 6,s:  40,327,327 msg/sec
            OptimistAtomicQueue2, 6,i:  49,173,376 msg/sec
            OptimistAtomicQueue2, 7,s:  42,788,028 msg/sec
            OptimistAtomicQueue2, 7,i:  51,606,501 msg/sec
            OptimistAtomicQueue2, 8,s:  43,912,314 msg/sec
            OptimistAtomicQueue2, 8,i:  48,953,221 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,456,211 msg/sec
           OptimistAtomicQueueB2, 1,i:  68,069,113 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,887,910 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,033,712 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,686,644 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,100,947 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,250,363 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,914,869 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,662,918 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,244,946 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,619,427 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,475,899 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,650,675 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,550,580 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,335,751 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,515,458 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000146 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000236 sec/round-trip
                pthread_spinlock: 0.000000298 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000282 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[254] 146m:8s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,215,418 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,960,201 msg/sec
          boost::lockfree::queue, 1,s:   6,869,645 msg/sec
          boost::lockfree::queue, 1,i:   6,902,220 msg/sec
          boost::lockfree::queue, 2,s:   7,516,279 msg/sec
          boost::lockfree::queue, 2,i:   7,560,412 msg/sec
          boost::lockfree::queue, 3,s:   7,355,654 msg/sec
          boost::lockfree::queue, 3,i:   7,560,343 msg/sec
          boost::lockfree::queue, 4,s:   6,434,696 msg/sec
          boost::lockfree::queue, 4,i:   6,851,077 msg/sec
          boost::lockfree::queue, 5,s:   6,441,950 msg/sec
          boost::lockfree::queue, 5,i:   6,459,812 msg/sec
          boost::lockfree::queue, 6,s:   5,996,025 msg/sec
          boost::lockfree::queue, 6,i:   6,152,755 msg/sec
          boost::lockfree::queue, 7,s:   6,030,142 msg/sec
          boost::lockfree::queue, 7,i:   5,990,643 msg/sec
          boost::lockfree::queue, 8,s:   5,474,937 msg/sec
          boost::lockfree::queue, 8,i:   5,581,078 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  69,500,109 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  47,184,330 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,080,724 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,705,696 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,503,083 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,723,376 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,407,962 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,749,421 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,686,549 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,996,713 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,279,393 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,800,882 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,588,611 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,850,963 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,403,640 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,796,675 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,289,095 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,447,315 msg/sec
                pthread_spinlock, 1,s:  28,681,850 msg/sec
                pthread_spinlock, 1,i:  25,363,639 msg/sec
                pthread_spinlock, 2,s:  15,465,415 msg/sec
                pthread_spinlock, 2,i:  16,903,595 msg/sec
                pthread_spinlock, 3,s:   8,332,058 msg/sec
                pthread_spinlock, 3,i:  12,008,247 msg/sec
                pthread_spinlock, 4,s:   6,510,304 msg/sec
                pthread_spinlock, 4,i:   9,197,774 msg/sec
                pthread_spinlock, 5,s:   8,561,274 msg/sec
                pthread_spinlock, 5,i:   9,150,892 msg/sec
                pthread_spinlock, 6,s:   8,279,254 msg/sec
                pthread_spinlock, 6,i:   8,434,079 msg/sec
                pthread_spinlock, 7,s:   7,569,715 msg/sec
                pthread_spinlock, 7,i:   7,687,828 msg/sec
                pthread_spinlock, 8,s:   6,917,174 msg/sec
                pthread_spinlock, 8,i:   7,261,769 msg/sec
                      std::mutex, 1,s:   7,020,814 msg/sec
                      std::mutex, 1,i:   7,005,935 msg/sec
                      std::mutex, 2,s:   5,218,030 msg/sec
                      std::mutex, 2,i:   5,923,784 msg/sec
                      std::mutex, 3,s:   5,914,928 msg/sec
                      std::mutex, 3,i:   5,926,483 msg/sec
                      std::mutex, 4,s:   5,967,520 msg/sec
                      std::mutex, 4,i:   6,151,126 msg/sec
                      std::mutex, 5,s:   5,941,077 msg/sec
                      std::mutex, 5,i:   5,658,543 msg/sec
                      std::mutex, 6,s:   5,734,199 msg/sec
                      std::mutex, 6,i:   5,892,945 msg/sec
                      std::mutex, 7,s:   5,773,147 msg/sec
                      std::mutex, 7,i:   5,807,349 msg/sec
                      std::mutex, 8,s:   5,622,134 msg/sec
                      std::mutex, 8,i:   5,660,561 msg/sec
                 tbb::spin_mutex, 1,s:  37,700,643 msg/sec
                 tbb::spin_mutex, 1,i:  37,826,400 msg/sec
                 tbb::spin_mutex, 2,s:  21,091,069 msg/sec
                 tbb::spin_mutex, 2,i:  18,253,483 msg/sec
                 tbb::spin_mutex, 3,s:   7,409,391 msg/sec
                 tbb::spin_mutex, 3,i:  11,179,016 msg/sec
                 tbb::spin_mutex, 4,s:   3,136,861 msg/sec
                 tbb::spin_mutex, 4,i:   6,322,257 msg/sec
                 tbb::spin_mutex, 5,s:   5,447,673 msg/sec
                 tbb::spin_mutex, 5,i:   5,854,671 msg/sec
                 tbb::spin_mutex, 6,s:   5,279,630 msg/sec
                 tbb::spin_mutex, 6,i:   4,338,436 msg/sec
                 tbb::spin_mutex, 7,s:   4,604,879 msg/sec
                 tbb::spin_mutex, 7,i:   4,301,852 msg/sec
                 tbb::spin_mutex, 8,s:   4,253,235 msg/sec
                 tbb::spin_mutex, 8,i:   4,083,486 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,404,932 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,407,759 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,199,669 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,917,084 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,433,453 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,696,803 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,007,481 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,297,032 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,564,774 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,624,835 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,779,048 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,726,647 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,920,625 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,148,769 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,929,789 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,484,200 msg/sec
     xenium::michael_scott_queue, 1,s:   9,063,708 msg/sec
     xenium::michael_scott_queue, 1,i:   9,027,925 msg/sec
     xenium::michael_scott_queue, 2,s:   8,591,298 msg/sec
     xenium::michael_scott_queue, 2,i:   8,434,812 msg/sec
     xenium::michael_scott_queue, 3,s:   7,224,467 msg/sec
     xenium::michael_scott_queue, 3,i:   7,570,945 msg/sec
     xenium::michael_scott_queue, 4,s:   6,391,414 msg/sec
     xenium::michael_scott_queue, 4,i:   6,394,088 msg/sec
     xenium::michael_scott_queue, 5,s:   6,340,639 msg/sec
     xenium::michael_scott_queue, 5,i:   6,615,327 msg/sec
     xenium::michael_scott_queue, 6,s:   6,483,811 msg/sec
     xenium::michael_scott_queue, 6,i:   6,821,195 msg/sec
     xenium::michael_scott_queue, 7,s:   6,329,665 msg/sec
     xenium::michael_scott_queue, 7,i:   6,481,430 msg/sec
     xenium::michael_scott_queue, 8,s:   5,994,882 msg/sec
     xenium::michael_scott_queue, 8,i:   6,086,629 msg/sec
         xenium::ramalhete_queue, 1,s:  31,662,649 msg/sec
         xenium::ramalhete_queue, 1,i:  31,638,327 msg/sec
         xenium::ramalhete_queue, 2,s:  23,629,902 msg/sec
         xenium::ramalhete_queue, 2,i:  23,410,096 msg/sec
         xenium::ramalhete_queue, 3,s:  29,159,803 msg/sec
         xenium::ramalhete_queue, 3,i:  28,435,894 msg/sec
         xenium::ramalhete_queue, 4,s:  33,893,128 msg/sec
         xenium::ramalhete_queue, 4,i:  33,440,525 msg/sec
         xenium::ramalhete_queue, 5,s:  31,976,950 msg/sec
         xenium::ramalhete_queue, 5,i:  36,110,381 msg/sec
         xenium::ramalhete_queue, 6,s:  34,079,657 msg/sec
         xenium::ramalhete_queue, 6,i:  40,462,460 msg/sec
         xenium::ramalhete_queue, 7,s:  34,768,379 msg/sec
         xenium::ramalhete_queue, 7,i:  40,665,567 msg/sec
         xenium::ramalhete_queue, 8,s:  35,325,526 msg/sec
         xenium::ramalhete_queue, 8,i:  44,407,313 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,955,113 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,303,389 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,020,913 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,996,306 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,592,408 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,443,931 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,564,738 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,330,685 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,779,056 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,270,252 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,044,174 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,436,959 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,252,918 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,055,949 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,403,889 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,337,023 msg/sec
                     AtomicQueue, 1,s: 179,234,990 msg/sec
                     AtomicQueue, 1,i:  56,846,141 msg/sec
                     AtomicQueue, 2,s:  12,329,142 msg/sec
                     AtomicQueue, 2,i:  11,759,650 msg/sec
                     AtomicQueue, 3,s:  10,756,800 msg/sec
                     AtomicQueue, 3,i:   9,853,282 msg/sec
                     AtomicQueue, 4,s:   8,180,614 msg/sec
                     AtomicQueue, 4,i:   8,201,840 msg/sec
                     AtomicQueue, 5,s:   8,014,336 msg/sec
                     AtomicQueue, 5,i:   8,116,031 msg/sec
                     AtomicQueue, 6,s:   7,782,050 msg/sec
                     AtomicQueue, 6,i:   7,634,722 msg/sec
                     AtomicQueue, 7,s:   7,094,164 msg/sec
                     AtomicQueue, 7,i:   7,953,639 msg/sec
                     AtomicQueue, 8,s:   6,330,368 msg/sec
                     AtomicQueue, 8,i:   7,448,826 msg/sec
                    AtomicQueueB, 1,s:  44,109,557 msg/sec
                    AtomicQueueB, 1,i:  47,815,915 msg/sec
                    AtomicQueueB, 2,s:  11,808,497 msg/sec
                    AtomicQueueB, 2,i:  11,449,222 msg/sec
                    AtomicQueueB, 3,s:  11,000,520 msg/sec
                    AtomicQueueB, 3,i:  10,357,198 msg/sec
                    AtomicQueueB, 4,s:   8,099,472 msg/sec
                    AtomicQueueB, 4,i:   8,038,027 msg/sec
                    AtomicQueueB, 5,s:   7,532,445 msg/sec
                    AtomicQueueB, 5,i:   7,754,197 msg/sec
                    AtomicQueueB, 6,s:   7,403,338 msg/sec
                    AtomicQueueB, 6,i:   7,509,389 msg/sec
                    AtomicQueueB, 7,s:   6,895,021 msg/sec
                    AtomicQueueB, 7,i:   7,747,298 msg/sec
                    AtomicQueueB, 8,s:   6,226,398 msg/sec
                    AtomicQueueB, 8,i:   7,167,929 msg/sec
             OptimistAtomicQueue, 1,s: 770,410,534 msg/sec
             OptimistAtomicQueue, 1,i: 514,452,911 msg/sec
             OptimistAtomicQueue, 2,s:  32,657,862 msg/sec
             OptimistAtomicQueue, 2,i:  32,710,546 msg/sec
             OptimistAtomicQueue, 3,s:  36,666,362 msg/sec
             OptimistAtomicQueue, 3,i:  37,389,375 msg/sec
             OptimistAtomicQueue, 4,s:  39,262,976 msg/sec
             OptimistAtomicQueue, 4,i:  39,379,533 msg/sec
             OptimistAtomicQueue, 5,s:  41,754,342 msg/sec
             OptimistAtomicQueue, 5,i:  47,456,945 msg/sec
             OptimistAtomicQueue, 6,s:  41,838,268 msg/sec
             OptimistAtomicQueue, 6,i:  49,802,633 msg/sec
             OptimistAtomicQueue, 7,s:  44,365,730 msg/sec
             OptimistAtomicQueue, 7,i:  49,144,746 msg/sec
             OptimistAtomicQueue, 8,s:  46,377,904 msg/sec
             OptimistAtomicQueue, 8,i:  48,807,052 msg/sec
            OptimistAtomicQueueB, 1,s:  77,907,268 msg/sec
            OptimistAtomicQueueB, 1,i:  76,340,570 msg/sec
            OptimistAtomicQueueB, 2,s:  32,314,426 msg/sec
            OptimistAtomicQueueB, 2,i:  32,223,446 msg/sec
            OptimistAtomicQueueB, 3,s:  36,208,426 msg/sec
            OptimistAtomicQueueB, 3,i:  36,760,498 msg/sec
            OptimistAtomicQueueB, 4,s:  38,602,206 msg/sec
            OptimistAtomicQueueB, 4,i:  38,651,948 msg/sec
            OptimistAtomicQueueB, 5,s:  40,298,874 msg/sec
            OptimistAtomicQueueB, 5,i:  45,268,917 msg/sec
            OptimistAtomicQueueB, 6,s:  40,427,597 msg/sec
            OptimistAtomicQueueB, 6,i:  49,187,892 msg/sec
            OptimistAtomicQueueB, 7,s:  41,736,053 msg/sec
            OptimistAtomicQueueB, 7,i:  50,794,341 msg/sec
            OptimistAtomicQueueB, 8,s:  44,468,404 msg/sec
            OptimistAtomicQueueB, 8,i:  48,409,802 msg/sec
                    AtomicQueue2, 1,s:  23,070,112 msg/sec
                    AtomicQueue2, 1,i:  23,100,588 msg/sec
                    AtomicQueue2, 2,s:  11,877,688 msg/sec
                    AtomicQueue2, 2,i:  11,392,761 msg/sec
                    AtomicQueue2, 3,s:   9,372,689 msg/sec
                    AtomicQueue2, 3,i:   9,317,133 msg/sec
                    AtomicQueue2, 4,s:   8,070,986 msg/sec
                    AtomicQueue2, 4,i:   8,039,505 msg/sec
                    AtomicQueue2, 5,s:   7,935,353 msg/sec
                    AtomicQueue2, 5,i:   8,032,540 msg/sec
                    AtomicQueue2, 6,s:   7,596,643 msg/sec
                    AtomicQueue2, 6,i:   7,550,756 msg/sec
                    AtomicQueue2, 7,s:   7,158,037 msg/sec
                    AtomicQueue2, 7,i:   7,884,540 msg/sec
                    AtomicQueue2, 8,s:   6,378,798 msg/sec
                    AtomicQueue2, 8,i:   7,366,390 msg/sec
                   AtomicQueueB2, 1,s:  36,021,151 msg/sec
                   AtomicQueueB2, 1,i:  32,566,829 msg/sec
                   AtomicQueueB2, 2,s:  11,407,024 msg/sec
                   AtomicQueueB2, 2,i:  11,071,201 msg/sec
                   AtomicQueueB2, 3,s:   9,814,982 msg/sec
                   AtomicQueueB2, 3,i:   9,449,177 msg/sec
                   AtomicQueueB2, 4,s:   7,876,759 msg/sec
                   AtomicQueueB2, 4,i:   7,756,089 msg/sec
                   AtomicQueueB2, 5,s:   7,410,091 msg/sec
                   AtomicQueueB2, 5,i:   7,769,748 msg/sec
                   AtomicQueueB2, 6,s:   7,297,490 msg/sec
                   AtomicQueueB2, 6,i:   7,457,003 msg/sec
                   AtomicQueueB2, 7,s:   6,882,462 msg/sec
                   AtomicQueueB2, 7,i:   7,736,650 msg/sec
                   AtomicQueueB2, 8,s:   6,250,821 msg/sec
                   AtomicQueueB2, 8,i:   7,095,728 msg/sec
            OptimistAtomicQueue2, 1,s: 452,617,048 msg/sec
            OptimistAtomicQueue2, 1,i:  29,457,555 msg/sec
            OptimistAtomicQueue2, 2,s:  24,270,354 msg/sec
            OptimistAtomicQueue2, 2,i:  24,222,476 msg/sec
            OptimistAtomicQueue2, 3,s:  30,508,072 msg/sec
            OptimistAtomicQueue2, 3,i:  30,056,301 msg/sec
            OptimistAtomicQueue2, 4,s:  33,185,331 msg/sec
            OptimistAtomicQueue2, 4,i:  33,156,053 msg/sec
            OptimistAtomicQueue2, 5,s:  37,211,413 msg/sec
            OptimistAtomicQueue2, 5,i:  40,010,630 msg/sec
            OptimistAtomicQueue2, 6,s:  40,454,261 msg/sec
            OptimistAtomicQueue2, 6,i:  48,693,986 msg/sec
            OptimistAtomicQueue2, 7,s:  42,743,393 msg/sec
            OptimistAtomicQueue2, 7,i:  47,867,249 msg/sec
            OptimistAtomicQueue2, 8,s:  44,192,039 msg/sec
            OptimistAtomicQueue2, 8,i:  48,649,757 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,321,467 msg/sec
           OptimistAtomicQueueB2, 1,i:  68,003,132 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,731,617 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,135,366 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,808,862 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,755,914 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,402,628 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,828,511 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,371,952 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,790,665 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,017,221 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,423,942 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,064,365 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,447,178 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,242,407 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,085,939 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000324 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000299 sec/round-trip
                      std::mutex: 0.000000455 sec/round-trip
                 tbb::spin_mutex: 0.000000260 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000170 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[255] 144m:49s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,162,356 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,040,326 msg/sec
          boost::lockfree::queue, 1,s:   6,806,326 msg/sec
          boost::lockfree::queue, 1,i:   6,858,909 msg/sec
          boost::lockfree::queue, 2,s:   7,453,499 msg/sec
          boost::lockfree::queue, 2,i:   7,480,656 msg/sec
          boost::lockfree::queue, 3,s:   7,381,279 msg/sec
          boost::lockfree::queue, 3,i:   7,544,694 msg/sec
          boost::lockfree::queue, 4,s:   6,419,659 msg/sec
          boost::lockfree::queue, 4,i:   6,790,289 msg/sec
          boost::lockfree::queue, 5,s:   6,464,020 msg/sec
          boost::lockfree::queue, 5,i:   6,471,421 msg/sec
          boost::lockfree::queue, 6,s:   6,022,236 msg/sec
          boost::lockfree::queue, 6,i:   6,083,984 msg/sec
          boost::lockfree::queue, 7,s:   5,802,634 msg/sec
          boost::lockfree::queue, 7,i:   6,046,330 msg/sec
          boost::lockfree::queue, 8,s:   5,438,038 msg/sec
          boost::lockfree::queue, 8,i:   5,576,721 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 510,095,816 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  84,023,562 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,910,101 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,839,267 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,164,657 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,675,858 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,941,732 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,991,714 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,760,002 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,892,622 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  42,487,007 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,094,574 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,412,265 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,011,412 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,211,247 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,084,945 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,112,285 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,583,515 msg/sec
                pthread_spinlock, 1,s:  29,278,461 msg/sec
                pthread_spinlock, 1,i:  25,384,455 msg/sec
                pthread_spinlock, 2,s:  15,631,151 msg/sec
                pthread_spinlock, 2,i:  17,262,533 msg/sec
                pthread_spinlock, 3,s:   8,358,937 msg/sec
                pthread_spinlock, 3,i:  12,167,874 msg/sec
                pthread_spinlock, 4,s:   6,484,105 msg/sec
                pthread_spinlock, 4,i:   9,208,224 msg/sec
                pthread_spinlock, 5,s:   8,522,257 msg/sec
                pthread_spinlock, 5,i:   9,344,070 msg/sec
                pthread_spinlock, 6,s:   8,396,646 msg/sec
                pthread_spinlock, 6,i:   8,480,090 msg/sec
                pthread_spinlock, 7,s:   7,555,296 msg/sec
                pthread_spinlock, 7,i:   7,722,036 msg/sec
                pthread_spinlock, 8,s:   6,797,889 msg/sec
                pthread_spinlock, 8,i:   7,475,807 msg/sec
                      std::mutex, 1,s:   6,904,517 msg/sec
                      std::mutex, 1,i:   6,997,990 msg/sec
                      std::mutex, 2,s:   5,955,569 msg/sec
                      std::mutex, 2,i:   6,054,022 msg/sec
                      std::mutex, 3,s:   5,990,214 msg/sec
                      std::mutex, 3,i:   5,625,614 msg/sec
                      std::mutex, 4,s:   6,052,143 msg/sec
                      std::mutex, 4,i:   6,186,592 msg/sec
                      std::mutex, 5,s:   5,954,030 msg/sec
                      std::mutex, 5,i:   6,226,250 msg/sec
                      std::mutex, 6,s:   5,847,664 msg/sec
                      std::mutex, 6,i:   5,846,628 msg/sec
                      std::mutex, 7,s:   5,765,178 msg/sec
                      std::mutex, 7,i:   5,806,983 msg/sec
                      std::mutex, 8,s:   5,666,236 msg/sec
                      std::mutex, 8,i:   5,680,298 msg/sec
                 tbb::spin_mutex, 1,s:  37,808,618 msg/sec
                 tbb::spin_mutex, 1,i:  33,159,158 msg/sec
                 tbb::spin_mutex, 2,s:  21,262,961 msg/sec
                 tbb::spin_mutex, 2,i:  18,247,527 msg/sec
                 tbb::spin_mutex, 3,s:   8,886,645 msg/sec
                 tbb::spin_mutex, 3,i:  10,158,207 msg/sec
                 tbb::spin_mutex, 4,s:   3,275,086 msg/sec
                 tbb::spin_mutex, 4,i:   6,288,982 msg/sec
                 tbb::spin_mutex, 5,s:   5,375,972 msg/sec
                 tbb::spin_mutex, 5,i:   5,559,727 msg/sec
                 tbb::spin_mutex, 6,s:   5,381,043 msg/sec
                 tbb::spin_mutex, 6,i:   4,314,688 msg/sec
                 tbb::spin_mutex, 7,s:   4,820,907 msg/sec
                 tbb::spin_mutex, 7,i:   4,361,746 msg/sec
                 tbb::spin_mutex, 8,s:   4,235,755 msg/sec
                 tbb::spin_mutex, 8,i:   4,087,847 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,703,366 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,739,404 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,675,741 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,332,256 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,205,291 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,122,533 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,423,190 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,357,476 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,784,118 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,939,144 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,072,851 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,895,220 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,982,386 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,931,836 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,950,274 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,087,445 msg/sec
     xenium::michael_scott_queue, 1,s:   9,294,527 msg/sec
     xenium::michael_scott_queue, 1,i:   9,077,664 msg/sec
     xenium::michael_scott_queue, 2,s:   8,469,770 msg/sec
     xenium::michael_scott_queue, 2,i:   8,445,003 msg/sec
     xenium::michael_scott_queue, 3,s:   7,327,493 msg/sec
     xenium::michael_scott_queue, 3,i:   7,563,619 msg/sec
     xenium::michael_scott_queue, 4,s:   6,280,735 msg/sec
     xenium::michael_scott_queue, 4,i:   6,357,218 msg/sec
     xenium::michael_scott_queue, 5,s:   6,309,827 msg/sec
     xenium::michael_scott_queue, 5,i:   6,646,232 msg/sec
     xenium::michael_scott_queue, 6,s:   6,525,056 msg/sec
     xenium::michael_scott_queue, 6,i:   6,614,920 msg/sec
     xenium::michael_scott_queue, 7,s:   6,311,434 msg/sec
     xenium::michael_scott_queue, 7,i:   6,449,424 msg/sec
     xenium::michael_scott_queue, 8,s:   6,026,760 msg/sec
     xenium::michael_scott_queue, 8,i:   6,141,727 msg/sec
         xenium::ramalhete_queue, 1,s:  31,746,128 msg/sec
         xenium::ramalhete_queue, 1,i:  32,111,246 msg/sec
         xenium::ramalhete_queue, 2,s:  24,292,202 msg/sec
         xenium::ramalhete_queue, 2,i:  23,359,091 msg/sec
         xenium::ramalhete_queue, 3,s:  29,394,812 msg/sec
         xenium::ramalhete_queue, 3,i:  28,439,319 msg/sec
         xenium::ramalhete_queue, 4,s:  33,837,506 msg/sec
         xenium::ramalhete_queue, 4,i:  33,561,242 msg/sec
         xenium::ramalhete_queue, 5,s:  32,171,024 msg/sec
         xenium::ramalhete_queue, 5,i:  36,040,951 msg/sec
         xenium::ramalhete_queue, 6,s:  34,000,612 msg/sec
         xenium::ramalhete_queue, 6,i:  38,655,797 msg/sec
         xenium::ramalhete_queue, 7,s:  35,273,494 msg/sec
         xenium::ramalhete_queue, 7,i:  41,748,764 msg/sec
         xenium::ramalhete_queue, 8,s:  35,499,325 msg/sec
         xenium::ramalhete_queue, 8,i:  43,794,326 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,387,117 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  98,931,930 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,422,644 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,045,522 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,703,169 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,019,274 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,703,048 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,079,149 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,851,198 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,337,453 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,058,248 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,174,931 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,162,503 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,082,138 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,983 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,295,686 msg/sec
                     AtomicQueue, 1,s:  57,634,248 msg/sec
                     AtomicQueue, 1,i:  56,695,594 msg/sec
                     AtomicQueue, 2,s:  12,224,294 msg/sec
                     AtomicQueue, 2,i:  11,746,868 msg/sec
                     AtomicQueue, 3,s:  10,824,329 msg/sec
                     AtomicQueue, 3,i:   9,914,035 msg/sec
                     AtomicQueue, 4,s:   8,203,904 msg/sec
                     AtomicQueue, 4,i:   8,220,010 msg/sec
                     AtomicQueue, 5,s:   8,024,257 msg/sec
                     AtomicQueue, 5,i:   8,121,936 msg/sec
                     AtomicQueue, 6,s:   7,906,639 msg/sec
                     AtomicQueue, 6,i:   7,629,292 msg/sec
                     AtomicQueue, 7,s:   7,214,838 msg/sec
                     AtomicQueue, 7,i:   7,994,084 msg/sec
                     AtomicQueue, 8,s:   6,335,234 msg/sec
                     AtomicQueue, 8,i:   7,445,697 msg/sec
                    AtomicQueueB, 1,s:  49,356,971 msg/sec
                    AtomicQueueB, 1,i:  42,970,226 msg/sec
                    AtomicQueueB, 2,s:  11,846,979 msg/sec
                    AtomicQueueB, 2,i:  11,378,478 msg/sec
                    AtomicQueueB, 3,s:  10,972,232 msg/sec
                    AtomicQueueB, 3,i:  10,107,606 msg/sec
                    AtomicQueueB, 4,s:   8,129,973 msg/sec
                    AtomicQueueB, 4,i:   8,022,154 msg/sec
                    AtomicQueueB, 5,s:   7,559,328 msg/sec
                    AtomicQueueB, 5,i:   7,800,823 msg/sec
                    AtomicQueueB, 6,s:   7,416,989 msg/sec
                    AtomicQueueB, 6,i:   7,525,074 msg/sec
                    AtomicQueueB, 7,s:   6,884,449 msg/sec
                    AtomicQueueB, 7,i:   7,732,170 msg/sec
                    AtomicQueueB, 8,s:   6,297,752 msg/sec
                    AtomicQueueB, 8,i:   7,103,845 msg/sec
             OptimistAtomicQueue, 1,s: 695,828,248 msg/sec
             OptimistAtomicQueue, 1,i: 517,846,746 msg/sec
             OptimistAtomicQueue, 2,s:  31,996,931 msg/sec
             OptimistAtomicQueue, 2,i:  32,203,799 msg/sec
             OptimistAtomicQueue, 3,s:  36,657,841 msg/sec
             OptimistAtomicQueue, 3,i:  37,374,385 msg/sec
             OptimistAtomicQueue, 4,s:  39,265,574 msg/sec
             OptimistAtomicQueue, 4,i:  39,389,147 msg/sec
             OptimistAtomicQueue, 5,s:  42,361,697 msg/sec
             OptimistAtomicQueue, 5,i:  47,382,698 msg/sec
             OptimistAtomicQueue, 6,s:  42,551,238 msg/sec
             OptimistAtomicQueue, 6,i:  49,830,288 msg/sec
             OptimistAtomicQueue, 7,s:  45,109,213 msg/sec
             OptimistAtomicQueue, 7,i:  49,185,111 msg/sec
             OptimistAtomicQueue, 8,s:  46,428,382 msg/sec
             OptimistAtomicQueue, 8,i:  49,001,099 msg/sec
            OptimistAtomicQueueB, 1,s: 142,220,128 msg/sec
            OptimistAtomicQueueB, 1,i:  76,517,937 msg/sec
            OptimistAtomicQueueB, 2,s:  32,204,764 msg/sec
            OptimistAtomicQueueB, 2,i:  32,275,115 msg/sec
            OptimistAtomicQueueB, 3,s:  36,289,714 msg/sec
            OptimistAtomicQueueB, 3,i:  36,804,080 msg/sec
            OptimistAtomicQueueB, 4,s:  38,731,944 msg/sec
            OptimistAtomicQueueB, 4,i:  38,640,538 msg/sec
            OptimistAtomicQueueB, 5,s:  40,878,991 msg/sec
            OptimistAtomicQueueB, 5,i:  45,820,447 msg/sec
            OptimistAtomicQueueB, 6,s:  40,383,211 msg/sec
            OptimistAtomicQueueB, 6,i:  48,775,558 msg/sec
            OptimistAtomicQueueB, 7,s:  42,785,340 msg/sec
            OptimistAtomicQueueB, 7,i:  51,428,795 msg/sec
            OptimistAtomicQueueB, 8,s:  44,357,436 msg/sec
            OptimistAtomicQueueB, 8,i:  48,366,031 msg/sec
                    AtomicQueue2, 1,s:  23,590,090 msg/sec
                    AtomicQueue2, 1,i:  23,446,233 msg/sec
                    AtomicQueue2, 2,s:  11,892,538 msg/sec
                    AtomicQueue2, 2,i:  11,449,652 msg/sec
                    AtomicQueue2, 3,s:   9,336,808 msg/sec
                    AtomicQueue2, 3,i:   9,398,303 msg/sec
                    AtomicQueue2, 4,s:   8,069,992 msg/sec
                    AtomicQueue2, 4,i:   8,013,369 msg/sec
                    AtomicQueue2, 5,s:   7,914,982 msg/sec
                    AtomicQueue2, 5,i:   8,034,413 msg/sec
                    AtomicQueue2, 6,s:   7,647,434 msg/sec
                    AtomicQueue2, 6,i:   7,548,160 msg/sec
                    AtomicQueue2, 7,s:   7,080,719 msg/sec
                    AtomicQueue2, 7,i:   7,887,678 msg/sec
                    AtomicQueue2, 8,s:   6,370,839 msg/sec
                    AtomicQueue2, 8,i:   7,266,606 msg/sec
                   AtomicQueueB2, 1,s:  36,298,260 msg/sec
                   AtomicQueueB2, 1,i:  32,633,956 msg/sec
                   AtomicQueueB2, 2,s:  11,319,912 msg/sec
                   AtomicQueueB2, 2,i:  11,118,147 msg/sec
                   AtomicQueueB2, 3,s:   9,678,430 msg/sec
                   AtomicQueueB2, 3,i:   9,415,148 msg/sec
                   AtomicQueueB2, 4,s:   7,936,975 msg/sec
                   AtomicQueueB2, 4,i:   7,850,895 msg/sec
                   AtomicQueueB2, 5,s:   7,476,680 msg/sec
                   AtomicQueueB2, 5,i:   7,697,959 msg/sec
                   AtomicQueueB2, 6,s:   7,280,919 msg/sec
                   AtomicQueueB2, 6,i:   7,453,096 msg/sec
                   AtomicQueueB2, 7,s:   6,916,519 msg/sec
                   AtomicQueueB2, 7,i:   7,705,925 msg/sec
                   AtomicQueueB2, 8,s:   6,320,334 msg/sec
                   AtomicQueueB2, 8,i:   7,096,119 msg/sec
            OptimistAtomicQueue2, 1,s: 535,159,798 msg/sec
            OptimistAtomicQueue2, 1,i:  64,644,446 msg/sec
            OptimistAtomicQueue2, 2,s:  26,194,670 msg/sec
            OptimistAtomicQueue2, 2,i:  24,655,269 msg/sec
            OptimistAtomicQueue2, 3,s:  30,316,036 msg/sec
            OptimistAtomicQueue2, 3,i:  29,949,697 msg/sec
            OptimistAtomicQueue2, 4,s:  33,262,790 msg/sec
            OptimistAtomicQueue2, 4,i:  33,169,034 msg/sec
            OptimistAtomicQueue2, 5,s:  37,023,687 msg/sec
            OptimistAtomicQueue2, 5,i:  40,168,419 msg/sec
            OptimistAtomicQueue2, 6,s:  40,449,924 msg/sec
            OptimistAtomicQueue2, 6,i:  49,367,257 msg/sec
            OptimistAtomicQueue2, 7,s:  42,690,228 msg/sec
            OptimistAtomicQueue2, 7,i:  48,147,651 msg/sec
            OptimistAtomicQueue2, 8,s:  44,336,790 msg/sec
            OptimistAtomicQueue2, 8,i:  48,490,347 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,025,802 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,858,672 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,129,738 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,137,708 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,711,965 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,082,081 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,347,802 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,393,211 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,522,571 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,177,521 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,356,673 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,318,264 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,265,985 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,297,435 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,024,709 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,164,866 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000141 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000244 sec/round-trip
                pthread_spinlock: 0.000000299 sec/round-trip
                      std::mutex: 0.000000449 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[256] 143m:30s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,549,259 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,722,348 msg/sec
          boost::lockfree::queue, 1,s:   6,987,562 msg/sec
          boost::lockfree::queue, 1,i:   6,871,378 msg/sec
          boost::lockfree::queue, 2,s:   7,680,798 msg/sec
          boost::lockfree::queue, 2,i:   7,576,845 msg/sec
          boost::lockfree::queue, 3,s:   7,444,417 msg/sec
          boost::lockfree::queue, 3,i:   7,518,155 msg/sec
          boost::lockfree::queue, 4,s:   6,426,792 msg/sec
          boost::lockfree::queue, 4,i:   6,753,009 msg/sec
          boost::lockfree::queue, 5,s:   6,487,109 msg/sec
          boost::lockfree::queue, 5,i:   6,443,325 msg/sec
          boost::lockfree::queue, 6,s:   6,015,751 msg/sec
          boost::lockfree::queue, 6,i:   6,110,145 msg/sec
          boost::lockfree::queue, 7,s:   5,979,562 msg/sec
          boost::lockfree::queue, 7,i:   6,039,937 msg/sec
          boost::lockfree::queue, 8,s:   5,383,101 msg/sec
          boost::lockfree::queue, 8,i:   5,617,474 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 503,202,253 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 471,116,828 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,856,100 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,273,764 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,055,217 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,817,523 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,651,636 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,231,659 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,535,031 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,394,849 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,382,217 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,361,481 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,536,985 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,050,911 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,011,936 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,618,730 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,343,600 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,937,713 msg/sec
                pthread_spinlock, 1,s:  29,119,426 msg/sec
                pthread_spinlock, 1,i:  25,319,330 msg/sec
                pthread_spinlock, 2,s:  15,582,909 msg/sec
                pthread_spinlock, 2,i:  16,907,535 msg/sec
                pthread_spinlock, 3,s:   8,370,717 msg/sec
                pthread_spinlock, 3,i:  12,158,095 msg/sec
                pthread_spinlock, 4,s:   6,463,845 msg/sec
                pthread_spinlock, 4,i:   8,804,912 msg/sec
                pthread_spinlock, 5,s:   8,655,282 msg/sec
                pthread_spinlock, 5,i:   9,061,584 msg/sec
                pthread_spinlock, 6,s:   8,475,135 msg/sec
                pthread_spinlock, 6,i:   8,597,897 msg/sec
                pthread_spinlock, 7,s:   7,536,529 msg/sec
                pthread_spinlock, 7,i:   7,520,113 msg/sec
                pthread_spinlock, 8,s:   6,908,917 msg/sec
                pthread_spinlock, 8,i:   6,931,868 msg/sec
                      std::mutex, 1,s:   7,349,417 msg/sec
                      std::mutex, 1,i:   7,200,928 msg/sec
                      std::mutex, 2,s:   6,218,125 msg/sec
                      std::mutex, 2,i:   6,158,785 msg/sec
                      std::mutex, 3,s:   5,922,290 msg/sec
                      std::mutex, 3,i:   5,768,726 msg/sec
                      std::mutex, 4,s:   5,223,136 msg/sec
                      std::mutex, 4,i:   6,365,011 msg/sec
                      std::mutex, 5,s:   6,137,240 msg/sec
                      std::mutex, 5,i:   6,051,528 msg/sec
                      std::mutex, 6,s:   5,903,248 msg/sec
                      std::mutex, 6,i:   5,887,886 msg/sec
                      std::mutex, 7,s:   5,790,386 msg/sec
                      std::mutex, 7,i:   5,796,198 msg/sec
                      std::mutex, 8,s:   5,665,484 msg/sec
                      std::mutex, 8,i:   5,697,028 msg/sec
                 tbb::spin_mutex, 1,s:  37,607,512 msg/sec
                 tbb::spin_mutex, 1,i:  33,093,426 msg/sec
                 tbb::spin_mutex, 2,s:  21,017,741 msg/sec
                 tbb::spin_mutex, 2,i:  18,266,365 msg/sec
                 tbb::spin_mutex, 3,s:   8,389,332 msg/sec
                 tbb::spin_mutex, 3,i:  10,117,425 msg/sec
                 tbb::spin_mutex, 4,s:   3,073,616 msg/sec
                 tbb::spin_mutex, 4,i:   6,255,459 msg/sec
                 tbb::spin_mutex, 5,s:   5,515,796 msg/sec
                 tbb::spin_mutex, 5,i:   5,761,514 msg/sec
                 tbb::spin_mutex, 6,s:   5,331,064 msg/sec
                 tbb::spin_mutex, 6,i:   4,371,329 msg/sec
                 tbb::spin_mutex, 7,s:   4,606,884 msg/sec
                 tbb::spin_mutex, 7,i:   4,344,524 msg/sec
                 tbb::spin_mutex, 8,s:   4,232,139 msg/sec
                 tbb::spin_mutex, 8,i:   4,185,654 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,526,224 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,542,706 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,277,372 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,523,860 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,349,107 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,100,000 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,575,308 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,558,351 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,879,302 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,615,966 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,878,191 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,673,021 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,887,011 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,832,823 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,789,578 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,472,279 msg/sec
     xenium::michael_scott_queue, 1,s:   9,367,781 msg/sec
     xenium::michael_scott_queue, 1,i:   9,360,614 msg/sec
     xenium::michael_scott_queue, 2,s:   8,331,639 msg/sec
     xenium::michael_scott_queue, 2,i:   8,416,528 msg/sec
     xenium::michael_scott_queue, 3,s:   7,127,156 msg/sec
     xenium::michael_scott_queue, 3,i:   7,541,729 msg/sec
     xenium::michael_scott_queue, 4,s:   6,274,319 msg/sec
     xenium::michael_scott_queue, 4,i:   6,373,641 msg/sec
     xenium::michael_scott_queue, 5,s:   6,300,647 msg/sec
     xenium::michael_scott_queue, 5,i:   6,765,046 msg/sec
     xenium::michael_scott_queue, 6,s:   6,484,519 msg/sec
     xenium::michael_scott_queue, 6,i:   7,072,938 msg/sec
     xenium::michael_scott_queue, 7,s:   6,292,473 msg/sec
     xenium::michael_scott_queue, 7,i:   6,524,129 msg/sec
     xenium::michael_scott_queue, 8,s:   5,950,470 msg/sec
     xenium::michael_scott_queue, 8,i:   6,099,219 msg/sec
         xenium::ramalhete_queue, 1,s:  30,838,103 msg/sec
         xenium::ramalhete_queue, 1,i:  30,834,603 msg/sec
         xenium::ramalhete_queue, 2,s:  23,581,713 msg/sec
         xenium::ramalhete_queue, 2,i:  23,112,120 msg/sec
         xenium::ramalhete_queue, 3,s:  28,859,821 msg/sec
         xenium::ramalhete_queue, 3,i:  28,190,927 msg/sec
         xenium::ramalhete_queue, 4,s:  33,685,384 msg/sec
         xenium::ramalhete_queue, 4,i:  33,376,762 msg/sec
         xenium::ramalhete_queue, 5,s:  32,075,990 msg/sec
         xenium::ramalhete_queue, 5,i:  35,783,684 msg/sec
         xenium::ramalhete_queue, 6,s:  34,261,115 msg/sec
         xenium::ramalhete_queue, 6,i:  38,779,705 msg/sec
         xenium::ramalhete_queue, 7,s:  35,035,654 msg/sec
         xenium::ramalhete_queue, 7,i:  40,864,834 msg/sec
         xenium::ramalhete_queue, 8,s:  35,575,209 msg/sec
         xenium::ramalhete_queue, 8,i:  43,498,337 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,677,657 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,340,737 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  25,331,049 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,073,223 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,616,890 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,883,259 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,566,475 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,271,528 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,909,237 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,296,352 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,215,558 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,262,049 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,202,541 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,921,347 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,396,280 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,244,930 msg/sec
                     AtomicQueue, 1,s:  63,561,920 msg/sec
                     AtomicQueue, 1,i:  56,670,591 msg/sec
                     AtomicQueue, 2,s:  12,308,831 msg/sec
                     AtomicQueue, 2,i:  11,751,369 msg/sec
                     AtomicQueue, 3,s:  10,705,407 msg/sec
                     AtomicQueue, 3,i:   9,902,387 msg/sec
                     AtomicQueue, 4,s:   8,177,835 msg/sec
                     AtomicQueue, 4,i:   8,182,076 msg/sec
                     AtomicQueue, 5,s:   8,048,458 msg/sec
                     AtomicQueue, 5,i:   8,134,913 msg/sec
                     AtomicQueue, 6,s:   7,733,928 msg/sec
                     AtomicQueue, 6,i:   7,619,185 msg/sec
                     AtomicQueue, 7,s:   7,123,789 msg/sec
                     AtomicQueue, 7,i:   7,978,393 msg/sec
                     AtomicQueue, 8,s:   6,353,803 msg/sec
                     AtomicQueue, 8,i:   7,468,460 msg/sec
                    AtomicQueueB, 1,s:  44,740,549 msg/sec
                    AtomicQueueB, 1,i:  43,013,069 msg/sec
                    AtomicQueueB, 2,s:  11,851,552 msg/sec
                    AtomicQueueB, 2,i:  11,517,832 msg/sec
                    AtomicQueueB, 3,s:  10,957,618 msg/sec
                    AtomicQueueB, 3,i:  10,248,622 msg/sec
                    AtomicQueueB, 4,s:   7,988,787 msg/sec
                    AtomicQueueB, 4,i:   7,970,730 msg/sec
                    AtomicQueueB, 5,s:   7,659,926 msg/sec
                    AtomicQueueB, 5,i:   7,732,909 msg/sec
                    AtomicQueueB, 6,s:   7,285,380 msg/sec
                    AtomicQueueB, 6,i:   7,495,708 msg/sec
                    AtomicQueueB, 7,s:   6,877,779 msg/sec
                    AtomicQueueB, 7,i:   7,759,033 msg/sec
                    AtomicQueueB, 8,s:   6,204,021 msg/sec
                    AtomicQueueB, 8,i:   7,136,471 msg/sec
             OptimistAtomicQueue, 1,s: 737,223,773 msg/sec
             OptimistAtomicQueue, 1,i: 564,540,531 msg/sec
             OptimistAtomicQueue, 2,s:  32,183,671 msg/sec
             OptimistAtomicQueue, 2,i:  32,730,388 msg/sec
             OptimistAtomicQueue, 3,s:  36,654,033 msg/sec
             OptimistAtomicQueue, 3,i:  37,346,649 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,820 msg/sec
             OptimistAtomicQueue, 4,i:  39,379,244 msg/sec
             OptimistAtomicQueue, 5,s:  42,569,306 msg/sec
             OptimistAtomicQueue, 5,i:  46,286,459 msg/sec
             OptimistAtomicQueue, 6,s:  42,085,118 msg/sec
             OptimistAtomicQueue, 6,i:  50,271,489 msg/sec
             OptimistAtomicQueue, 7,s:  44,314,861 msg/sec
             OptimistAtomicQueue, 7,i:  53,128,349 msg/sec
             OptimistAtomicQueue, 8,s:  46,331,528 msg/sec
             OptimistAtomicQueue, 8,i:  48,907,212 msg/sec
            OptimistAtomicQueueB, 1,s:  78,007,160 msg/sec
            OptimistAtomicQueueB, 1,i:  76,589,003 msg/sec
            OptimistAtomicQueueB, 2,s:  32,143,566 msg/sec
            OptimistAtomicQueueB, 2,i:  32,305,301 msg/sec
            OptimistAtomicQueueB, 3,s:  36,278,953 msg/sec
            OptimistAtomicQueueB, 3,i:  36,849,234 msg/sec
            OptimistAtomicQueueB, 4,s:  38,675,459 msg/sec
            OptimistAtomicQueueB, 4,i:  38,632,051 msg/sec
            OptimistAtomicQueueB, 5,s:  40,329,847 msg/sec
            OptimistAtomicQueueB, 5,i:  45,369,397 msg/sec
            OptimistAtomicQueueB, 6,s:  40,615,300 msg/sec
            OptimistAtomicQueueB, 6,i:  49,030,489 msg/sec
            OptimistAtomicQueueB, 7,s:  42,392,223 msg/sec
            OptimistAtomicQueueB, 7,i:  51,472,193 msg/sec
            OptimistAtomicQueueB, 8,s:  44,368,763 msg/sec
            OptimistAtomicQueueB, 8,i:  47,761,419 msg/sec
                    AtomicQueue2, 1,s:  22,869,907 msg/sec
                    AtomicQueue2, 1,i:  22,821,261 msg/sec
                    AtomicQueue2, 2,s:  11,758,126 msg/sec
                    AtomicQueue2, 2,i:  11,343,658 msg/sec
                    AtomicQueue2, 3,s:   9,674,412 msg/sec
                    AtomicQueue2, 3,i:   9,386,426 msg/sec
                    AtomicQueue2, 4,s:   8,090,148 msg/sec
                    AtomicQueue2, 4,i:   8,045,740 msg/sec
                    AtomicQueue2, 5,s:   7,934,070 msg/sec
                    AtomicQueue2, 5,i:   8,008,434 msg/sec
                    AtomicQueue2, 6,s:   7,755,586 msg/sec
                    AtomicQueue2, 6,i:   7,533,039 msg/sec
                    AtomicQueue2, 7,s:   7,167,540 msg/sec
                    AtomicQueue2, 7,i:   7,875,479 msg/sec
                    AtomicQueue2, 8,s:   6,385,295 msg/sec
                    AtomicQueue2, 8,i:   7,392,255 msg/sec
                   AtomicQueueB2, 1,s:  36,396,383 msg/sec
                   AtomicQueueB2, 1,i:  32,676,234 msg/sec
                   AtomicQueueB2, 2,s:  11,414,471 msg/sec
                   AtomicQueueB2, 2,i:  11,105,440 msg/sec
                   AtomicQueueB2, 3,s:   9,651,991 msg/sec
                   AtomicQueueB2, 3,i:   9,493,811 msg/sec
                   AtomicQueueB2, 4,s:   7,908,047 msg/sec
                   AtomicQueueB2, 4,i:   7,906,122 msg/sec
                   AtomicQueueB2, 5,s:   7,578,692 msg/sec
                   AtomicQueueB2, 5,i:   7,644,531 msg/sec
                   AtomicQueueB2, 6,s:   7,270,986 msg/sec
                   AtomicQueueB2, 6,i:   7,427,596 msg/sec
                   AtomicQueueB2, 7,s:   6,989,160 msg/sec
                   AtomicQueueB2, 7,i:   7,708,169 msg/sec
                   AtomicQueueB2, 8,s:   6,322,658 msg/sec
                   AtomicQueueB2, 8,i:   6,968,024 msg/sec
            OptimistAtomicQueue2, 1,s: 367,438,652 msg/sec
            OptimistAtomicQueue2, 1,i:  32,291,996 msg/sec
            OptimistAtomicQueue2, 2,s:  26,191,450 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,446 msg/sec
            OptimistAtomicQueue2, 3,s:  30,521,728 msg/sec
            OptimistAtomicQueue2, 3,i:  29,975,632 msg/sec
            OptimistAtomicQueue2, 4,s:  33,270,550 msg/sec
            OptimistAtomicQueue2, 4,i:  33,060,962 msg/sec
            OptimistAtomicQueue2, 5,s:  36,988,472 msg/sec
            OptimistAtomicQueue2, 5,i:  40,047,179 msg/sec
            OptimistAtomicQueue2, 6,s:  39,909,013 msg/sec
            OptimistAtomicQueue2, 6,i:  49,174,115 msg/sec
            OptimistAtomicQueue2, 7,s:  43,231,732 msg/sec
            OptimistAtomicQueue2, 7,i:  48,107,476 msg/sec
            OptimistAtomicQueue2, 8,s:  43,829,900 msg/sec
            OptimistAtomicQueue2, 8,i:  48,412,616 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,268,746 msg/sec
           OptimistAtomicQueueB2, 1,i:  57,671,177 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,017,604 msg/sec
           OptimistAtomicQueueB2, 2,i:  29,825,513 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,664,741 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,025,505 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,142,015 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,889,931 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,654,547 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,073,839 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,224,147 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,305,030 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,266,784 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,381,488 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,287,670 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,489,077 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000328 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000124 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000241 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[257] 142m:11s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,887,483 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,502,048 msg/sec
          boost::lockfree::queue, 1,s:   6,841,598 msg/sec
          boost::lockfree::queue, 1,i:   6,946,693 msg/sec
          boost::lockfree::queue, 2,s:   7,547,818 msg/sec
          boost::lockfree::queue, 2,i:   7,559,163 msg/sec
          boost::lockfree::queue, 3,s:   7,375,125 msg/sec
          boost::lockfree::queue, 3,i:   7,575,879 msg/sec
          boost::lockfree::queue, 4,s:   6,428,745 msg/sec
          boost::lockfree::queue, 4,i:   6,807,186 msg/sec
          boost::lockfree::queue, 5,s:   6,397,293 msg/sec
          boost::lockfree::queue, 5,i:   6,505,428 msg/sec
          boost::lockfree::queue, 6,s:   5,988,620 msg/sec
          boost::lockfree::queue, 6,i:   6,144,001 msg/sec
          boost::lockfree::queue, 7,s:   5,961,459 msg/sec
          boost::lockfree::queue, 7,i:   6,014,829 msg/sec
          boost::lockfree::queue, 8,s:   5,458,920 msg/sec
          boost::lockfree::queue, 8,i:   5,698,215 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 500,643,827 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 501,739,405 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,819,300 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,439,317 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,086,078 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,606,660 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,511,202 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,509,953 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,345,665 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,016,038 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,498,537 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,904,839 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,451,807 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  21,101,414 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,120,671 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,717,893 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,320,084 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  40,352,214 msg/sec
                pthread_spinlock, 1,s:  28,747,216 msg/sec
                pthread_spinlock, 1,i:  25,369,234 msg/sec
                pthread_spinlock, 2,s:  15,257,550 msg/sec
                pthread_spinlock, 2,i:  16,730,509 msg/sec
                pthread_spinlock, 3,s:   8,337,531 msg/sec
                pthread_spinlock, 3,i:  11,481,669 msg/sec
                pthread_spinlock, 4,s:   6,498,207 msg/sec
                pthread_spinlock, 4,i:   9,006,155 msg/sec
                pthread_spinlock, 5,s:   8,757,389 msg/sec
                pthread_spinlock, 5,i:   9,406,982 msg/sec
                pthread_spinlock, 6,s:   8,500,411 msg/sec
                pthread_spinlock, 6,i:   8,669,814 msg/sec
                pthread_spinlock, 7,s:   7,937,872 msg/sec
                pthread_spinlock, 7,i:   7,953,091 msg/sec
                pthread_spinlock, 8,s:   6,913,729 msg/sec
                pthread_spinlock, 8,i:   6,886,830 msg/sec
                      std::mutex, 1,s:   7,515,017 msg/sec
                      std::mutex, 1,i:   7,224,160 msg/sec
                      std::mutex, 2,s:   6,018,057 msg/sec
                      std::mutex, 2,i:   6,346,572 msg/sec
                      std::mutex, 3,s:   6,140,332 msg/sec
                      std::mutex, 3,i:   6,205,343 msg/sec
                      std::mutex, 4,s:   6,161,931 msg/sec
                      std::mutex, 4,i:   6,214,311 msg/sec
                      std::mutex, 5,s:   6,053,961 msg/sec
                      std::mutex, 5,i:   6,109,590 msg/sec
                      std::mutex, 6,s:   6,005,208 msg/sec
                      std::mutex, 6,i:   5,946,203 msg/sec
                      std::mutex, 7,s:   5,876,811 msg/sec
                      std::mutex, 7,i:   5,886,695 msg/sec
                      std::mutex, 8,s:   5,694,125 msg/sec
                      std::mutex, 8,i:   5,661,882 msg/sec
                 tbb::spin_mutex, 1,s:  37,891,706 msg/sec
                 tbb::spin_mutex, 1,i:  32,878,250 msg/sec
                 tbb::spin_mutex, 2,s:  21,179,223 msg/sec
                 tbb::spin_mutex, 2,i:  18,428,595 msg/sec
                 tbb::spin_mutex, 3,s:   7,753,284 msg/sec
                 tbb::spin_mutex, 3,i:  11,120,168 msg/sec
                 tbb::spin_mutex, 4,s:   3,161,987 msg/sec
                 tbb::spin_mutex, 4,i:   6,365,556 msg/sec
                 tbb::spin_mutex, 5,s:   5,446,955 msg/sec
                 tbb::spin_mutex, 5,i:   5,581,068 msg/sec
                 tbb::spin_mutex, 6,s:   5,396,233 msg/sec
                 tbb::spin_mutex, 6,i:   4,325,768 msg/sec
                 tbb::spin_mutex, 7,s:   4,860,285 msg/sec
                 tbb::spin_mutex, 7,i:   4,333,276 msg/sec
                 tbb::spin_mutex, 8,s:   4,254,240 msg/sec
                 tbb::spin_mutex, 8,i:   4,184,289 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,098,835 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,351,370 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,946,726 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,271,756 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,515,498 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,665,897 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,975,169 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,353,750 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,782,338 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,632,019 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,833,100 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,731,735 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,875,815 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,151,315 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,898,725 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,499,625 msg/sec
     xenium::michael_scott_queue, 1,s:   9,382,032 msg/sec
     xenium::michael_scott_queue, 1,i:   9,506,085 msg/sec
     xenium::michael_scott_queue, 2,s:   8,563,003 msg/sec
     xenium::michael_scott_queue, 2,i:   8,525,992 msg/sec
     xenium::michael_scott_queue, 3,s:   7,326,309 msg/sec
     xenium::michael_scott_queue, 3,i:   7,580,325 msg/sec
     xenium::michael_scott_queue, 4,s:   6,274,601 msg/sec
     xenium::michael_scott_queue, 4,i:   6,277,656 msg/sec
     xenium::michael_scott_queue, 5,s:   6,306,608 msg/sec
     xenium::michael_scott_queue, 5,i:   6,662,904 msg/sec
     xenium::michael_scott_queue, 6,s:   6,523,351 msg/sec
     xenium::michael_scott_queue, 6,i:   6,609,586 msg/sec
     xenium::michael_scott_queue, 7,s:   6,314,918 msg/sec
     xenium::michael_scott_queue, 7,i:   6,508,942 msg/sec
     xenium::michael_scott_queue, 8,s:   6,017,324 msg/sec
     xenium::michael_scott_queue, 8,i:   6,102,335 msg/sec
         xenium::ramalhete_queue, 1,s:  32,140,693 msg/sec
         xenium::ramalhete_queue, 1,i:  31,337,817 msg/sec
         xenium::ramalhete_queue, 2,s:  23,504,030 msg/sec
         xenium::ramalhete_queue, 2,i:  23,339,425 msg/sec
         xenium::ramalhete_queue, 3,s:  29,101,358 msg/sec
         xenium::ramalhete_queue, 3,i:  28,414,071 msg/sec
         xenium::ramalhete_queue, 4,s:  33,763,675 msg/sec
         xenium::ramalhete_queue, 4,i:  33,450,398 msg/sec
         xenium::ramalhete_queue, 5,s:  32,180,917 msg/sec
         xenium::ramalhete_queue, 5,i:  36,154,376 msg/sec
         xenium::ramalhete_queue, 6,s:  34,216,126 msg/sec
         xenium::ramalhete_queue, 6,i:  38,998,136 msg/sec
         xenium::ramalhete_queue, 7,s:  35,254,923 msg/sec
         xenium::ramalhete_queue, 7,i:  42,154,421 msg/sec
         xenium::ramalhete_queue, 8,s:  35,589,167 msg/sec
         xenium::ramalhete_queue, 8,i:  44,251,364 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,692,297 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,821,119 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,940,055 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,707,045 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,641,400 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,868,137 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,444,265 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,362,630 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,104,112 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,104,452 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,212,925 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,676,968 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,282,412 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,952,288 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,393,141 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,231,045 msg/sec
                     AtomicQueue, 1,s:  92,079,867 msg/sec
                     AtomicQueue, 1,i:  56,026,782 msg/sec
                     AtomicQueue, 2,s:  12,279,344 msg/sec
                     AtomicQueue, 2,i:  11,781,272 msg/sec
                     AtomicQueue, 3,s:  10,800,498 msg/sec
                     AtomicQueue, 3,i:   9,946,418 msg/sec
                     AtomicQueue, 4,s:   8,227,158 msg/sec
                     AtomicQueue, 4,i:   8,179,715 msg/sec
                     AtomicQueue, 5,s:   8,036,057 msg/sec
                     AtomicQueue, 5,i:   8,131,397 msg/sec
                     AtomicQueue, 6,s:   7,955,528 msg/sec
                     AtomicQueue, 6,i:   7,600,450 msg/sec
                     AtomicQueue, 7,s:   7,162,660 msg/sec
                     AtomicQueue, 7,i:   7,970,919 msg/sec
                     AtomicQueue, 8,s:   6,372,364 msg/sec
                     AtomicQueue, 8,i:   7,396,984 msg/sec
                    AtomicQueueB, 1,s:  44,697,484 msg/sec
                    AtomicQueueB, 1,i:  43,036,138 msg/sec
                    AtomicQueueB, 2,s:  11,785,572 msg/sec
                    AtomicQueueB, 2,i:  11,367,755 msg/sec
                    AtomicQueueB, 3,s:  10,896,715 msg/sec
                    AtomicQueueB, 3,i:  10,122,265 msg/sec
                    AtomicQueueB, 4,s:   8,035,828 msg/sec
                    AtomicQueueB, 4,i:   8,004,195 msg/sec
                    AtomicQueueB, 5,s:   7,585,180 msg/sec
                    AtomicQueueB, 5,i:   7,791,742 msg/sec
                    AtomicQueueB, 6,s:   7,472,147 msg/sec
                    AtomicQueueB, 6,i:   7,533,037 msg/sec
                    AtomicQueueB, 7,s:   6,877,679 msg/sec
                    AtomicQueueB, 7,i:   7,747,204 msg/sec
                    AtomicQueueB, 8,s:   6,284,365 msg/sec
                    AtomicQueueB, 8,i:   7,024,776 msg/sec
             OptimistAtomicQueue, 1,s: 701,277,148 msg/sec
             OptimistAtomicQueue, 1,i: 548,746,977 msg/sec
             OptimistAtomicQueue, 2,s:  32,642,931 msg/sec
             OptimistAtomicQueue, 2,i:  32,716,183 msg/sec
             OptimistAtomicQueue, 3,s:  36,662,781 msg/sec
             OptimistAtomicQueue, 3,i:  37,341,976 msg/sec
             OptimistAtomicQueue, 4,s:  39,292,395 msg/sec
             OptimistAtomicQueue, 4,i:  39,387,894 msg/sec
             OptimistAtomicQueue, 5,s:  42,428,388 msg/sec
             OptimistAtomicQueue, 5,i:  48,653,351 msg/sec
             OptimistAtomicQueue, 6,s:  42,521,413 msg/sec
             OptimistAtomicQueue, 6,i:  50,476,582 msg/sec
             OptimistAtomicQueue, 7,s:  45,212,311 msg/sec
             OptimistAtomicQueue, 7,i:  53,020,607 msg/sec
             OptimistAtomicQueue, 8,s:  46,336,919 msg/sec
             OptimistAtomicQueue, 8,i:  49,643,655 msg/sec
            OptimistAtomicQueueB, 1,s: 110,395,207 msg/sec
            OptimistAtomicQueueB, 1,i:  76,568,735 msg/sec
            OptimistAtomicQueueB, 2,s:  32,121,243 msg/sec
            OptimistAtomicQueueB, 2,i:  32,188,514 msg/sec
            OptimistAtomicQueueB, 3,s:  36,243,351 msg/sec
            OptimistAtomicQueueB, 3,i:  36,963,561 msg/sec
            OptimistAtomicQueueB, 4,s:  38,618,766 msg/sec
            OptimistAtomicQueueB, 4,i:  38,699,655 msg/sec
            OptimistAtomicQueueB, 5,s:  40,693,961 msg/sec
            OptimistAtomicQueueB, 5,i:  45,311,015 msg/sec
            OptimistAtomicQueueB, 6,s:  40,895,757 msg/sec
            OptimistAtomicQueueB, 6,i:  49,031,601 msg/sec
            OptimistAtomicQueueB, 7,s:  42,420,281 msg/sec
            OptimistAtomicQueueB, 7,i:  50,858,042 msg/sec
            OptimistAtomicQueueB, 8,s:  44,120,863 msg/sec
            OptimistAtomicQueueB, 8,i:  47,656,352 msg/sec
                    AtomicQueue2, 1,s:  23,124,394 msg/sec
                    AtomicQueue2, 1,i:  23,077,774 msg/sec
                    AtomicQueue2, 2,s:  11,746,310 msg/sec
                    AtomicQueue2, 2,i:  11,456,102 msg/sec
                    AtomicQueue2, 3,s:   9,596,845 msg/sec
                    AtomicQueue2, 3,i:   9,250,720 msg/sec
                    AtomicQueue2, 4,s:   7,999,683 msg/sec
                    AtomicQueue2, 4,i:   7,993,982 msg/sec
                    AtomicQueue2, 5,s:   7,923,681 msg/sec
                    AtomicQueue2, 5,i:   8,010,686 msg/sec
                    AtomicQueue2, 6,s:   7,653,308 msg/sec
                    AtomicQueue2, 6,i:   7,544,020 msg/sec
                    AtomicQueue2, 7,s:   7,111,279 msg/sec
                    AtomicQueue2, 7,i:   7,878,035 msg/sec
                    AtomicQueue2, 8,s:   6,392,787 msg/sec
                    AtomicQueue2, 8,i:   7,290,220 msg/sec
                   AtomicQueueB2, 1,s:  35,939,489 msg/sec
                   AtomicQueueB2, 1,i:  32,649,580 msg/sec
                   AtomicQueueB2, 2,s:  11,506,893 msg/sec
                   AtomicQueueB2, 2,i:  11,119,833 msg/sec
                   AtomicQueueB2, 3,s:   9,660,994 msg/sec
                   AtomicQueueB2, 3,i:   9,478,809 msg/sec
                   AtomicQueueB2, 4,s:   7,929,609 msg/sec
                   AtomicQueueB2, 4,i:   7,860,111 msg/sec
                   AtomicQueueB2, 5,s:   7,571,123 msg/sec
                   AtomicQueueB2, 5,i:   7,764,639 msg/sec
                   AtomicQueueB2, 6,s:   7,307,682 msg/sec
                   AtomicQueueB2, 6,i:   7,466,228 msg/sec
                   AtomicQueueB2, 7,s:   6,802,175 msg/sec
                   AtomicQueueB2, 7,i:   7,709,992 msg/sec
                   AtomicQueueB2, 8,s:   6,332,219 msg/sec
                   AtomicQueueB2, 8,i:   7,116,830 msg/sec
            OptimistAtomicQueue2, 1,s:  31,887,483 msg/sec
            OptimistAtomicQueue2, 1,i:  32,143,808 msg/sec
            OptimistAtomicQueue2, 2,s:  29,478,847 msg/sec
            OptimistAtomicQueue2, 2,i:  25,409,433 msg/sec
            OptimistAtomicQueue2, 3,s:  31,171,990 msg/sec
            OptimistAtomicQueue2, 3,i:  30,484,033 msg/sec
            OptimistAtomicQueue2, 4,s:  35,690,954 msg/sec
            OptimistAtomicQueue2, 4,i:  33,354,763 msg/sec
            OptimistAtomicQueue2, 5,s:  37,350,794 msg/sec
            OptimistAtomicQueue2, 5,i:  43,179,720 msg/sec
            OptimistAtomicQueue2, 6,s:  40,451,855 msg/sec
            OptimistAtomicQueue2, 6,i:  49,080,983 msg/sec
            OptimistAtomicQueue2, 7,s:  42,781,222 msg/sec
            OptimistAtomicQueue2, 7,i:  47,997,868 msg/sec
            OptimistAtomicQueue2, 8,s:  43,919,591 msg/sec
            OptimistAtomicQueue2, 8,i:  48,321,174 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,702,090 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,872,551 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,209,800 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,219,373 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,717,035 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,131,599 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,474,360 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,922,075 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,700,228 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,280,624 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,665,213 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,355,094 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,302,750 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,146,438 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,110,410 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,412,785 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000157 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000290 sec/round-trip
                      std::mutex: 0.000000447 sec/round-trip
                 tbb::spin_mutex: 0.000000254 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[258] 140m:52s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,367,563 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,646,447 msg/sec
          boost::lockfree::queue, 1,s:   6,833,709 msg/sec
          boost::lockfree::queue, 1,i:   6,907,672 msg/sec
          boost::lockfree::queue, 2,s:   7,531,725 msg/sec
          boost::lockfree::queue, 2,i:   7,376,591 msg/sec
          boost::lockfree::queue, 3,s:   7,431,487 msg/sec
          boost::lockfree::queue, 3,i:   7,547,226 msg/sec
          boost::lockfree::queue, 4,s:   6,425,890 msg/sec
          boost::lockfree::queue, 4,i:   6,830,540 msg/sec
          boost::lockfree::queue, 5,s:   6,469,699 msg/sec
          boost::lockfree::queue, 5,i:   6,567,869 msg/sec
          boost::lockfree::queue, 6,s:   6,056,964 msg/sec
          boost::lockfree::queue, 6,i:   6,093,706 msg/sec
          boost::lockfree::queue, 7,s:   5,843,629 msg/sec
          boost::lockfree::queue, 7,i:   6,011,558 msg/sec
          boost::lockfree::queue, 8,s:   5,445,492 msg/sec
          boost::lockfree::queue, 8,i:   5,548,551 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 115,991,128 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  75,588,476 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,727,269 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,851,462 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,055,520 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,343,729 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,512,323 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,819,006 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,027,281 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,420,628 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  42,798,845 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,793,371 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,161,652 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,559,090 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,840,785 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,771,991 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,035,008 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,177,904 msg/sec
                pthread_spinlock, 1,s:  28,993,525 msg/sec
                pthread_spinlock, 1,i:  25,354,551 msg/sec
                pthread_spinlock, 2,s:  16,291,258 msg/sec
                pthread_spinlock, 2,i:  17,114,664 msg/sec
                pthread_spinlock, 3,s:   8,471,882 msg/sec
                pthread_spinlock, 3,i:  12,089,340 msg/sec
                pthread_spinlock, 4,s:   6,462,958 msg/sec
                pthread_spinlock, 4,i:   8,836,149 msg/sec
                pthread_spinlock, 5,s:   8,547,873 msg/sec
                pthread_spinlock, 5,i:   9,456,856 msg/sec
                pthread_spinlock, 6,s:   8,322,645 msg/sec
                pthread_spinlock, 6,i:   9,017,708 msg/sec
                pthread_spinlock, 7,s:   7,544,818 msg/sec
                pthread_spinlock, 7,i:   7,475,998 msg/sec
                pthread_spinlock, 8,s:   6,794,500 msg/sec
                pthread_spinlock, 8,i:   6,949,153 msg/sec
                      std::mutex, 1,s:   6,525,147 msg/sec
                      std::mutex, 1,i:   7,269,941 msg/sec
                      std::mutex, 2,s:   5,877,650 msg/sec
                      std::mutex, 2,i:   5,901,913 msg/sec
                      std::mutex, 3,s:   5,903,181 msg/sec
                      std::mutex, 3,i:   6,007,791 msg/sec
                      std::mutex, 4,s:   6,163,392 msg/sec
                      std::mutex, 4,i:   6,236,253 msg/sec
                      std::mutex, 5,s:   6,025,748 msg/sec
                      std::mutex, 5,i:   6,017,704 msg/sec
                      std::mutex, 6,s:   5,799,744 msg/sec
                      std::mutex, 6,i:   5,775,106 msg/sec
                      std::mutex, 7,s:   5,690,059 msg/sec
                      std::mutex, 7,i:   5,667,279 msg/sec
                      std::mutex, 8,s:   5,609,740 msg/sec
                      std::mutex, 8,i:   5,572,906 msg/sec
                 tbb::spin_mutex, 1,s:  37,749,949 msg/sec
                 tbb::spin_mutex, 1,i:  33,305,100 msg/sec
                 tbb::spin_mutex, 2,s:  21,189,494 msg/sec
                 tbb::spin_mutex, 2,i:  18,332,817 msg/sec
                 tbb::spin_mutex, 3,s:   8,250,776 msg/sec
                 tbb::spin_mutex, 3,i:  10,248,371 msg/sec
                 tbb::spin_mutex, 4,s:   3,297,658 msg/sec
                 tbb::spin_mutex, 4,i:   6,310,889 msg/sec
                 tbb::spin_mutex, 5,s:   5,209,978 msg/sec
                 tbb::spin_mutex, 5,i:   5,661,980 msg/sec
                 tbb::spin_mutex, 6,s:   5,202,700 msg/sec
                 tbb::spin_mutex, 6,i:   4,377,911 msg/sec
                 tbb::spin_mutex, 7,s:   4,661,606 msg/sec
                 tbb::spin_mutex, 7,i:   4,321,337 msg/sec
                 tbb::spin_mutex, 8,s:   4,242,534 msg/sec
                 tbb::spin_mutex, 8,i:   4,147,210 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,422,617 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,519,971 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,119,536 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,007,621 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,571,267 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,989,832 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,087,697 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,338,579 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,637,220 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,710,189 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,789,992 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,951,496 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,600,133 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,115,526 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,650,633 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,320,722 msg/sec
     xenium::michael_scott_queue, 1,s:   9,470,815 msg/sec
     xenium::michael_scott_queue, 1,i:   9,571,754 msg/sec
     xenium::michael_scott_queue, 2,s:   8,461,035 msg/sec
     xenium::michael_scott_queue, 2,i:   8,476,101 msg/sec
     xenium::michael_scott_queue, 3,s:   7,125,800 msg/sec
     xenium::michael_scott_queue, 3,i:   7,562,364 msg/sec
     xenium::michael_scott_queue, 4,s:   6,334,366 msg/sec
     xenium::michael_scott_queue, 4,i:   6,369,223 msg/sec
     xenium::michael_scott_queue, 5,s:   6,262,189 msg/sec
     xenium::michael_scott_queue, 5,i:   6,682,538 msg/sec
     xenium::michael_scott_queue, 6,s:   6,483,716 msg/sec
     xenium::michael_scott_queue, 6,i:   6,807,389 msg/sec
     xenium::michael_scott_queue, 7,s:   6,267,548 msg/sec
     xenium::michael_scott_queue, 7,i:   6,566,387 msg/sec
     xenium::michael_scott_queue, 8,s:   6,043,795 msg/sec
     xenium::michael_scott_queue, 8,i:   6,135,767 msg/sec
         xenium::ramalhete_queue, 1,s:  32,720,532 msg/sec
         xenium::ramalhete_queue, 1,i:  32,702,821 msg/sec
         xenium::ramalhete_queue, 2,s:  23,540,782 msg/sec
         xenium::ramalhete_queue, 2,i:  23,354,641 msg/sec
         xenium::ramalhete_queue, 3,s:  29,357,311 msg/sec
         xenium::ramalhete_queue, 3,i:  28,491,996 msg/sec
         xenium::ramalhete_queue, 4,s:  33,939,072 msg/sec
         xenium::ramalhete_queue, 4,i:  33,488,415 msg/sec
         xenium::ramalhete_queue, 5,s:  32,199,161 msg/sec
         xenium::ramalhete_queue, 5,i:  35,954,509 msg/sec
         xenium::ramalhete_queue, 6,s:  34,022,513 msg/sec
         xenium::ramalhete_queue, 6,i:  39,182,395 msg/sec
         xenium::ramalhete_queue, 7,s:  35,146,092 msg/sec
         xenium::ramalhete_queue, 7,i:  41,581,294 msg/sec
         xenium::ramalhete_queue, 8,s:  35,754,017 msg/sec
         xenium::ramalhete_queue, 8,i:  44,187,747 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,824,783 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  69,802,356 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,797,497 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,080,380 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,660,138 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,914,528 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,505,499 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,066,990 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,912,411 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,346,828 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,044,195 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,448,715 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,216,339 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,971,172 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,430,870 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,542,763 msg/sec
                     AtomicQueue, 1,s:  60,892,651 msg/sec
                     AtomicQueue, 1,i:  56,092,511 msg/sec
                     AtomicQueue, 2,s:  12,257,299 msg/sec
                     AtomicQueue, 2,i:  11,735,728 msg/sec
                     AtomicQueue, 3,s:  10,830,160 msg/sec
                     AtomicQueue, 3,i:   9,950,454 msg/sec
                     AtomicQueue, 4,s:   8,156,912 msg/sec
                     AtomicQueue, 4,i:   8,201,253 msg/sec
                     AtomicQueue, 5,s:   8,020,883 msg/sec
                     AtomicQueue, 5,i:   8,079,154 msg/sec
                     AtomicQueue, 6,s:   7,904,351 msg/sec
                     AtomicQueue, 6,i:   7,610,387 msg/sec
                     AtomicQueue, 7,s:   7,173,611 msg/sec
                     AtomicQueue, 7,i:   7,966,116 msg/sec
                     AtomicQueue, 8,s:   6,320,928 msg/sec
                     AtomicQueue, 8,i:   7,473,406 msg/sec
                    AtomicQueueB, 1,s:  46,726,944 msg/sec
                    AtomicQueueB, 1,i:  43,007,935 msg/sec
                    AtomicQueueB, 2,s:  11,814,962 msg/sec
                    AtomicQueueB, 2,i:  11,514,039 msg/sec
                    AtomicQueueB, 3,s:  10,882,296 msg/sec
                    AtomicQueueB, 3,i:  10,206,113 msg/sec
                    AtomicQueueB, 4,s:   8,030,216 msg/sec
                    AtomicQueueB, 4,i:   7,978,729 msg/sec
                    AtomicQueueB, 5,s:   7,625,350 msg/sec
                    AtomicQueueB, 5,i:   7,758,625 msg/sec
                    AtomicQueueB, 6,s:   7,324,817 msg/sec
                    AtomicQueueB, 6,i:   7,474,767 msg/sec
                    AtomicQueueB, 7,s:   6,897,442 msg/sec
                    AtomicQueueB, 7,i:   7,751,548 msg/sec
                    AtomicQueueB, 8,s:   6,293,925 msg/sec
                    AtomicQueueB, 8,i:   7,191,868 msg/sec
             OptimistAtomicQueue, 1,s: 802,754,088 msg/sec
             OptimistAtomicQueue, 1,i: 631,378,301 msg/sec
             OptimistAtomicQueue, 2,s:  32,139,589 msg/sec
             OptimistAtomicQueue, 2,i:  32,711,038 msg/sec
             OptimistAtomicQueue, 3,s:  36,647,688 msg/sec
             OptimistAtomicQueue, 3,i:  37,423,555 msg/sec
             OptimistAtomicQueue, 4,s:  39,309,233 msg/sec
             OptimistAtomicQueue, 4,i:  39,397,842 msg/sec
             OptimistAtomicQueue, 5,s:  41,684,476 msg/sec
             OptimistAtomicQueue, 5,i:  46,226,456 msg/sec
             OptimistAtomicQueue, 6,s:  42,442,995 msg/sec
             OptimistAtomicQueue, 6,i:  50,407,075 msg/sec
             OptimistAtomicQueue, 7,s:  45,302,540 msg/sec
             OptimistAtomicQueue, 7,i:  49,204,400 msg/sec
             OptimistAtomicQueue, 8,s:  46,579,221 msg/sec
             OptimistAtomicQueue, 8,i:  49,240,444 msg/sec
            OptimistAtomicQueueB, 1,s: 100,713,307 msg/sec
            OptimistAtomicQueueB, 1,i:  76,612,732 msg/sec
            OptimistAtomicQueueB, 2,s:  32,170,010 msg/sec
            OptimistAtomicQueueB, 2,i:  32,216,176 msg/sec
            OptimistAtomicQueueB, 3,s:  36,206,026 msg/sec
            OptimistAtomicQueueB, 3,i:  36,832,417 msg/sec
            OptimistAtomicQueueB, 4,s:  38,620,623 msg/sec
            OptimistAtomicQueueB, 4,i:  38,604,322 msg/sec
            OptimistAtomicQueueB, 5,s:  41,119,623 msg/sec
            OptimistAtomicQueueB, 5,i:  47,384,827 msg/sec
            OptimistAtomicQueueB, 6,s:  40,684,906 msg/sec
            OptimistAtomicQueueB, 6,i:  49,088,277 msg/sec
            OptimistAtomicQueueB, 7,s:  42,660,671 msg/sec
            OptimistAtomicQueueB, 7,i:  48,292,941 msg/sec
            OptimistAtomicQueueB, 8,s:  44,461,570 msg/sec
            OptimistAtomicQueueB, 8,i:  47,686,728 msg/sec
                    AtomicQueue2, 1,s:  22,851,252 msg/sec
                    AtomicQueue2, 1,i:  22,870,766 msg/sec
                    AtomicQueue2, 2,s:  11,832,032 msg/sec
                    AtomicQueue2, 2,i:  11,402,559 msg/sec
                    AtomicQueue2, 3,s:   9,319,101 msg/sec
                    AtomicQueue2, 3,i:   9,544,988 msg/sec
                    AtomicQueue2, 4,s:   8,046,763 msg/sec
                    AtomicQueue2, 4,i:   8,089,267 msg/sec
                    AtomicQueue2, 5,s:   7,954,564 msg/sec
                    AtomicQueue2, 5,i:   8,050,415 msg/sec
                    AtomicQueue2, 6,s:   7,789,576 msg/sec
                    AtomicQueue2, 6,i:   7,539,173 msg/sec
                    AtomicQueue2, 7,s:   7,108,873 msg/sec
                    AtomicQueue2, 7,i:   7,879,655 msg/sec
                    AtomicQueue2, 8,s:   6,365,962 msg/sec
                    AtomicQueue2, 8,i:   7,366,178 msg/sec
                   AtomicQueueB2, 1,s:  36,229,012 msg/sec
                   AtomicQueueB2, 1,i:  32,677,194 msg/sec
                   AtomicQueueB2, 2,s:  11,439,219 msg/sec
                   AtomicQueueB2, 2,i:  11,137,350 msg/sec
                   AtomicQueueB2, 3,s:   9,589,530 msg/sec
                   AtomicQueueB2, 3,i:   9,498,303 msg/sec
                   AtomicQueueB2, 4,s:   7,959,641 msg/sec
                   AtomicQueueB2, 4,i:   7,864,330 msg/sec
                   AtomicQueueB2, 5,s:   7,398,841 msg/sec
                   AtomicQueueB2, 5,i:   7,735,737 msg/sec
                   AtomicQueueB2, 6,s:   7,314,961 msg/sec
                   AtomicQueueB2, 6,i:   7,425,127 msg/sec
                   AtomicQueueB2, 7,s:   6,883,919 msg/sec
                   AtomicQueueB2, 7,i:   7,705,934 msg/sec
                   AtomicQueueB2, 8,s:   6,324,120 msg/sec
                   AtomicQueueB2, 8,i:   7,087,483 msg/sec
            OptimistAtomicQueue2, 1,s: 529,869,961 msg/sec
            OptimistAtomicQueue2, 1,i:  31,300,482 msg/sec
            OptimistAtomicQueue2, 2,s:  24,886,756 msg/sec
            OptimistAtomicQueue2, 2,i:  24,387,237 msg/sec
            OptimistAtomicQueue2, 3,s:  30,313,866 msg/sec
            OptimistAtomicQueue2, 3,i:  30,016,871 msg/sec
            OptimistAtomicQueue2, 4,s:  33,252,010 msg/sec
            OptimistAtomicQueue2, 4,i:  33,384,748 msg/sec
            OptimistAtomicQueue2, 5,s:  37,297,482 msg/sec
            OptimistAtomicQueue2, 5,i:  40,436,403 msg/sec
            OptimistAtomicQueue2, 6,s:  40,115,795 msg/sec
            OptimistAtomicQueue2, 6,i:  49,275,612 msg/sec
            OptimistAtomicQueue2, 7,s:  42,828,243 msg/sec
            OptimistAtomicQueue2, 7,i:  51,741,203 msg/sec
            OptimistAtomicQueue2, 8,s:  44,006,737 msg/sec
            OptimistAtomicQueue2, 8,i:  48,797,919 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,577,813 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,915,804 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,811,993 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,658,444 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,685,833 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,064,785 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,440,672 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,860,058 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,508,843 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,777,658 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,263,121 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,431,786 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,099,648 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,203,338 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,133,232 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,270,812 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000297 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[259] 139m:33s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,855,585 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,037,327 msg/sec
          boost::lockfree::queue, 1,s:   6,773,710 msg/sec
          boost::lockfree::queue, 1,i:   6,746,684 msg/sec
          boost::lockfree::queue, 2,s:   7,509,945 msg/sec
          boost::lockfree::queue, 2,i:   7,415,130 msg/sec
          boost::lockfree::queue, 3,s:   7,492,204 msg/sec
          boost::lockfree::queue, 3,i:   7,582,851 msg/sec
          boost::lockfree::queue, 4,s:   6,423,118 msg/sec
          boost::lockfree::queue, 4,i:   6,757,501 msg/sec
          boost::lockfree::queue, 5,s:   6,422,730 msg/sec
          boost::lockfree::queue, 5,i:   6,449,892 msg/sec
          boost::lockfree::queue, 6,s:   6,017,885 msg/sec
          boost::lockfree::queue, 6,i:   6,113,049 msg/sec
          boost::lockfree::queue, 7,s:   6,039,004 msg/sec
          boost::lockfree::queue, 7,i:   6,043,288 msg/sec
          boost::lockfree::queue, 8,s:   5,473,483 msg/sec
          boost::lockfree::queue, 8,i:   5,554,782 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 453,537,518 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  51,435,138 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,229,002 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,060,147 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,587,220 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,451,514 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,033,559 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,502,516 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,639,236 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,314,904 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,457,866 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,288,894 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,346,056 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,529,604 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  31,701,743 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,717,481 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,217,009 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,399,736 msg/sec
                pthread_spinlock, 1,s:  28,716,538 msg/sec
                pthread_spinlock, 1,i:  25,388,769 msg/sec
                pthread_spinlock, 2,s:  15,581,071 msg/sec
                pthread_spinlock, 2,i:  17,243,891 msg/sec
                pthread_spinlock, 3,s:   8,392,922 msg/sec
                pthread_spinlock, 3,i:  12,096,145 msg/sec
                pthread_spinlock, 4,s:   6,497,229 msg/sec
                pthread_spinlock, 4,i:   8,968,911 msg/sec
                pthread_spinlock, 5,s:   8,677,888 msg/sec
                pthread_spinlock, 5,i:   9,240,941 msg/sec
                pthread_spinlock, 6,s:   8,533,692 msg/sec
                pthread_spinlock, 6,i:   9,247,005 msg/sec
                pthread_spinlock, 7,s:   7,540,513 msg/sec
                pthread_spinlock, 7,i:   7,814,994 msg/sec
                pthread_spinlock, 8,s:   6,748,965 msg/sec
                pthread_spinlock, 8,i:   7,222,946 msg/sec
                      std::mutex, 1,s:   5,851,562 msg/sec
                      std::mutex, 1,i:   5,817,401 msg/sec
                      std::mutex, 2,s:   5,245,768 msg/sec
                      std::mutex, 2,i:   5,487,272 msg/sec
                      std::mutex, 3,s:   5,432,126 msg/sec
                      std::mutex, 3,i:   5,709,162 msg/sec
                      std::mutex, 4,s:   5,555,817 msg/sec
                      std::mutex, 4,i:   5,890,263 msg/sec
                      std::mutex, 5,s:   5,151,696 msg/sec
                      std::mutex, 5,i:   5,836,602 msg/sec
                      std::mutex, 6,s:   5,868,851 msg/sec
                      std::mutex, 6,i:   5,910,007 msg/sec
                      std::mutex, 7,s:   5,816,386 msg/sec
                      std::mutex, 7,i:   5,868,439 msg/sec
                      std::mutex, 8,s:   5,673,257 msg/sec
                      std::mutex, 8,i:   5,670,165 msg/sec
                 tbb::spin_mutex, 1,s:  37,443,632 msg/sec
                 tbb::spin_mutex, 1,i:  32,846,409 msg/sec
                 tbb::spin_mutex, 2,s:  21,084,206 msg/sec
                 tbb::spin_mutex, 2,i:  18,463,500 msg/sec
                 tbb::spin_mutex, 3,s:   7,355,267 msg/sec
                 tbb::spin_mutex, 3,i:  11,003,317 msg/sec
                 tbb::spin_mutex, 4,s:   3,092,364 msg/sec
                 tbb::spin_mutex, 4,i:   6,394,074 msg/sec
                 tbb::spin_mutex, 5,s:   5,371,274 msg/sec
                 tbb::spin_mutex, 5,i:   5,793,600 msg/sec
                 tbb::spin_mutex, 6,s:   5,318,437 msg/sec
                 tbb::spin_mutex, 6,i:   4,355,219 msg/sec
                 tbb::spin_mutex, 7,s:   4,835,208 msg/sec
                 tbb::spin_mutex, 7,i:   4,401,909 msg/sec
                 tbb::spin_mutex, 8,s:   3,811,787 msg/sec
                 tbb::spin_mutex, 8,i:   4,085,632 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,297,338 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,307,110 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,887,016 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,153,542 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,095,299 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,043,729 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,412,070 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,315,448 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,646,708 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,939,275 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,979,772 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,904,837 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,034,137 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,937,652 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,002,663 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,083,562 msg/sec
     xenium::michael_scott_queue, 1,s:  10,091,611 msg/sec
     xenium::michael_scott_queue, 1,i:   9,772,727 msg/sec
     xenium::michael_scott_queue, 2,s:   8,630,473 msg/sec
     xenium::michael_scott_queue, 2,i:   8,677,117 msg/sec
     xenium::michael_scott_queue, 3,s:   7,277,353 msg/sec
     xenium::michael_scott_queue, 3,i:   7,650,440 msg/sec
     xenium::michael_scott_queue, 4,s:   6,314,001 msg/sec
     xenium::michael_scott_queue, 4,i:   6,312,735 msg/sec
     xenium::michael_scott_queue, 5,s:   6,342,786 msg/sec
     xenium::michael_scott_queue, 5,i:   6,665,014 msg/sec
     xenium::michael_scott_queue, 6,s:   6,587,843 msg/sec
     xenium::michael_scott_queue, 6,i:   6,990,505 msg/sec
     xenium::michael_scott_queue, 7,s:   6,309,724 msg/sec
     xenium::michael_scott_queue, 7,i:   6,521,123 msg/sec
     xenium::michael_scott_queue, 8,s:   5,982,185 msg/sec
     xenium::michael_scott_queue, 8,i:   6,126,398 msg/sec
         xenium::ramalhete_queue, 1,s:  32,447,909 msg/sec
         xenium::ramalhete_queue, 1,i:  32,081,709 msg/sec
         xenium::ramalhete_queue, 2,s:  24,021,875 msg/sec
         xenium::ramalhete_queue, 2,i:  23,126,026 msg/sec
         xenium::ramalhete_queue, 3,s:  28,898,688 msg/sec
         xenium::ramalhete_queue, 3,i:  28,261,501 msg/sec
         xenium::ramalhete_queue, 4,s:  33,884,223 msg/sec
         xenium::ramalhete_queue, 4,i:  33,569,086 msg/sec
         xenium::ramalhete_queue, 5,s:  32,239,718 msg/sec
         xenium::ramalhete_queue, 5,i:  35,955,175 msg/sec
         xenium::ramalhete_queue, 6,s:  34,195,740 msg/sec
         xenium::ramalhete_queue, 6,i:  38,804,863 msg/sec
         xenium::ramalhete_queue, 7,s:  35,132,208 msg/sec
         xenium::ramalhete_queue, 7,i:  41,722,414 msg/sec
         xenium::ramalhete_queue, 8,s:  35,566,114 msg/sec
         xenium::ramalhete_queue, 8,i:  43,967,908 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,658,006 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,664,706 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,638,295 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,778,050 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,824,570 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,185,699 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,605,347 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,377,740 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,743,619 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,258,771 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,722,770 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,628,386 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,146,771 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,950,114 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,404,517 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,546,202 msg/sec
                     AtomicQueue, 1,s:  60,862,259 msg/sec
                     AtomicQueue, 1,i:  57,329,746 msg/sec
                     AtomicQueue, 2,s:  12,211,488 msg/sec
                     AtomicQueue, 2,i:  11,725,122 msg/sec
                     AtomicQueue, 3,s:  10,768,108 msg/sec
                     AtomicQueue, 3,i:   9,972,885 msg/sec
                     AtomicQueue, 4,s:   8,215,888 msg/sec
                     AtomicQueue, 4,i:   8,175,549 msg/sec
                     AtomicQueue, 5,s:   8,043,901 msg/sec
                     AtomicQueue, 5,i:   8,123,976 msg/sec
                     AtomicQueue, 6,s:   7,894,184 msg/sec
                     AtomicQueue, 6,i:   7,589,940 msg/sec
                     AtomicQueue, 7,s:   7,121,513 msg/sec
                     AtomicQueue, 7,i:   7,977,356 msg/sec
                     AtomicQueue, 8,s:   6,355,519 msg/sec
                     AtomicQueue, 8,i:   7,330,180 msg/sec
                    AtomicQueueB, 1,s:  68,332,476 msg/sec
                    AtomicQueueB, 1,i:  43,861,528 msg/sec
                    AtomicQueueB, 2,s:  11,887,916 msg/sec
                    AtomicQueueB, 2,i:  11,483,028 msg/sec
                    AtomicQueueB, 3,s:  11,104,088 msg/sec
                    AtomicQueueB, 3,i:  10,071,483 msg/sec
                    AtomicQueueB, 4,s:   8,064,998 msg/sec
                    AtomicQueueB, 4,i:   8,109,838 msg/sec
                    AtomicQueueB, 5,s:   7,682,985 msg/sec
                    AtomicQueueB, 5,i:   7,752,602 msg/sec
                    AtomicQueueB, 6,s:   7,332,850 msg/sec
                    AtomicQueueB, 6,i:   7,492,813 msg/sec
                    AtomicQueueB, 7,s:   6,874,780 msg/sec
                    AtomicQueueB, 7,i:   7,740,183 msg/sec
                    AtomicQueueB, 8,s:   6,335,700 msg/sec
                    AtomicQueueB, 8,i:   7,170,305 msg/sec
             OptimistAtomicQueue, 1,s: 736,682,710 msg/sec
             OptimistAtomicQueue, 1,i: 566,679,393 msg/sec
             OptimistAtomicQueue, 2,s:  32,629,719 msg/sec
             OptimistAtomicQueue, 2,i:  32,695,713 msg/sec
             OptimistAtomicQueue, 3,s:  36,652,312 msg/sec
             OptimistAtomicQueue, 3,i:  37,137,466 msg/sec
             OptimistAtomicQueue, 4,s:  39,298,633 msg/sec
             OptimistAtomicQueue, 4,i:  39,415,225 msg/sec
             OptimistAtomicQueue, 5,s:  42,556,361 msg/sec
             OptimistAtomicQueue, 5,i:  46,411,919 msg/sec
             OptimistAtomicQueue, 6,s:  42,818,045 msg/sec
             OptimistAtomicQueue, 6,i:  50,435,984 msg/sec
             OptimistAtomicQueue, 7,s:  44,133,240 msg/sec
             OptimistAtomicQueue, 7,i:  51,995,492 msg/sec
             OptimistAtomicQueue, 8,s:  46,345,555 msg/sec
             OptimistAtomicQueue, 8,i:  48,420,308 msg/sec
            OptimistAtomicQueueB, 1,s:  77,737,978 msg/sec
            OptimistAtomicQueueB, 1,i:  76,585,559 msg/sec
            OptimistAtomicQueueB, 2,s:  32,263,938 msg/sec
            OptimistAtomicQueueB, 2,i:  32,073,547 msg/sec
            OptimistAtomicQueueB, 3,s:  36,334,197 msg/sec
            OptimistAtomicQueueB, 3,i:  36,914,489 msg/sec
            OptimistAtomicQueueB, 4,s:  38,664,778 msg/sec
            OptimistAtomicQueueB, 4,i:  38,580,391 msg/sec
            OptimistAtomicQueueB, 5,s:  40,952,347 msg/sec
            OptimistAtomicQueueB, 5,i:  46,122,253 msg/sec
            OptimistAtomicQueueB, 6,s:  40,756,963 msg/sec
            OptimistAtomicQueueB, 6,i:  49,128,349 msg/sec
            OptimistAtomicQueueB, 7,s:  41,704,597 msg/sec
            OptimistAtomicQueueB, 7,i:  48,094,932 msg/sec
            OptimistAtomicQueueB, 8,s:  44,405,203 msg/sec
            OptimistAtomicQueueB, 8,i:  47,995,305 msg/sec
                    AtomicQueue2, 1,s:  23,042,594 msg/sec
                    AtomicQueue2, 1,i:  23,255,391 msg/sec
                    AtomicQueue2, 2,s:  11,675,471 msg/sec
                    AtomicQueue2, 2,i:  11,458,761 msg/sec
                    AtomicQueue2, 3,s:   9,656,246 msg/sec
                    AtomicQueue2, 3,i:   9,454,404 msg/sec
                    AtomicQueue2, 4,s:   8,025,331 msg/sec
                    AtomicQueue2, 4,i:   8,026,336 msg/sec
                    AtomicQueue2, 5,s:   7,956,185 msg/sec
                    AtomicQueue2, 5,i:   8,062,787 msg/sec
                    AtomicQueue2, 6,s:   7,920,176 msg/sec
                    AtomicQueue2, 6,i:   7,514,239 msg/sec
                    AtomicQueue2, 7,s:   7,105,707 msg/sec
                    AtomicQueue2, 7,i:   7,894,823 msg/sec
                    AtomicQueue2, 8,s:   6,401,436 msg/sec
                    AtomicQueue2, 8,i:   7,347,015 msg/sec
                   AtomicQueueB2, 1,s:  36,041,602 msg/sec
                   AtomicQueueB2, 1,i:  35,955,977 msg/sec
                   AtomicQueueB2, 2,s:  11,370,879 msg/sec
                   AtomicQueueB2, 2,i:  11,135,439 msg/sec
                   AtomicQueueB2, 3,s:   9,691,918 msg/sec
                   AtomicQueueB2, 3,i:   9,631,737 msg/sec
                   AtomicQueueB2, 4,s:   7,937,393 msg/sec
                   AtomicQueueB2, 4,i:   7,860,089 msg/sec
                   AtomicQueueB2, 5,s:   7,500,533 msg/sec
                   AtomicQueueB2, 5,i:   7,769,913 msg/sec
                   AtomicQueueB2, 6,s:   7,265,658 msg/sec
                   AtomicQueueB2, 6,i:   7,419,727 msg/sec
                   AtomicQueueB2, 7,s:   6,878,834 msg/sec
                   AtomicQueueB2, 7,i:   7,720,377 msg/sec
                   AtomicQueueB2, 8,s:   6,305,639 msg/sec
                   AtomicQueueB2, 8,i:   7,128,654 msg/sec
            OptimistAtomicQueue2, 1,s: 474,209,016 msg/sec
            OptimistAtomicQueue2, 1,i:  29,613,214 msg/sec
            OptimistAtomicQueue2, 2,s:  25,681,808 msg/sec
            OptimistAtomicQueue2, 2,i:  24,018,256 msg/sec
            OptimistAtomicQueue2, 3,s:  30,330,572 msg/sec
            OptimistAtomicQueue2, 3,i:  29,993,227 msg/sec
            OptimistAtomicQueue2, 4,s:  33,204,854 msg/sec
            OptimistAtomicQueue2, 4,i:  33,282,243 msg/sec
            OptimistAtomicQueue2, 5,s:  37,253,541 msg/sec
            OptimistAtomicQueue2, 5,i:  40,896,510 msg/sec
            OptimistAtomicQueue2, 6,s:  40,220,428 msg/sec
            OptimistAtomicQueue2, 6,i:  49,123,942 msg/sec
            OptimistAtomicQueue2, 7,s:  42,758,358 msg/sec
            OptimistAtomicQueue2, 7,i:  51,586,004 msg/sec
            OptimistAtomicQueue2, 8,s:  44,550,288 msg/sec
            OptimistAtomicQueue2, 8,i:  48,718,281 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,585,841 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,193,123 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,164,131 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,572,086 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,915,336 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,593,372 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,339,611 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,105,675 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,471,425 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,572,857 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,756,949 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,321,184 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,140,932 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,428,155 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,300,010 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,139,578 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000235 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000283 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000268 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000146 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[260] 138m:14s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,537,653 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,434,531 msg/sec
          boost::lockfree::queue, 1,s:   6,941,907 msg/sec
          boost::lockfree::queue, 1,i:   6,985,007 msg/sec
          boost::lockfree::queue, 2,s:   7,669,592 msg/sec
          boost::lockfree::queue, 2,i:   7,487,359 msg/sec
          boost::lockfree::queue, 3,s:   7,344,495 msg/sec
          boost::lockfree::queue, 3,i:   7,576,345 msg/sec
          boost::lockfree::queue, 4,s:   6,415,248 msg/sec
          boost::lockfree::queue, 4,i:   6,838,273 msg/sec
          boost::lockfree::queue, 5,s:   6,420,197 msg/sec
          boost::lockfree::queue, 5,i:   6,453,709 msg/sec
          boost::lockfree::queue, 6,s:   5,976,224 msg/sec
          boost::lockfree::queue, 6,i:   6,096,134 msg/sec
          boost::lockfree::queue, 7,s:   6,066,096 msg/sec
          boost::lockfree::queue, 7,i:   6,117,454 msg/sec
          boost::lockfree::queue, 8,s:   5,521,024 msg/sec
          boost::lockfree::queue, 8,i:   5,632,329 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 170,718,958 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  74,564,369 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,104,478 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,119,122 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,784,464 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,634,013 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,607,699 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,765,624 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,331,990 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,207,286 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  44,438,480 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,842,915 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,533,131 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,395,476 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,288,277 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,019,167 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,303,754 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,294,648 msg/sec
                pthread_spinlock, 1,s:  29,044,653 msg/sec
                pthread_spinlock, 1,i:  25,524,736 msg/sec
                pthread_spinlock, 2,s:  15,496,604 msg/sec
                pthread_spinlock, 2,i:  17,130,912 msg/sec
                pthread_spinlock, 3,s:   8,418,594 msg/sec
                pthread_spinlock, 3,i:  12,066,256 msg/sec
                pthread_spinlock, 4,s:   6,524,787 msg/sec
                pthread_spinlock, 4,i:   8,947,520 msg/sec
                pthread_spinlock, 5,s:   8,735,813 msg/sec
                pthread_spinlock, 5,i:   9,330,793 msg/sec
                pthread_spinlock, 6,s:   8,490,721 msg/sec
                pthread_spinlock, 6,i:   8,374,254 msg/sec
                pthread_spinlock, 7,s:   7,975,814 msg/sec
                pthread_spinlock, 7,i:   7,737,496 msg/sec
                pthread_spinlock, 8,s:   6,726,392 msg/sec
                pthread_spinlock, 8,i:   6,922,280 msg/sec
                      std::mutex, 1,s:   6,084,224 msg/sec
                      std::mutex, 1,i:   6,149,731 msg/sec
                      std::mutex, 2,s:   5,358,092 msg/sec
                      std::mutex, 2,i:   5,985,994 msg/sec
                      std::mutex, 3,s:   5,478,869 msg/sec
                      std::mutex, 3,i:   6,121,677 msg/sec
                      std::mutex, 4,s:   5,888,580 msg/sec
                      std::mutex, 4,i:   6,384,427 msg/sec
                      std::mutex, 5,s:   6,022,071 msg/sec
                      std::mutex, 5,i:   5,954,391 msg/sec
                      std::mutex, 6,s:   5,959,675 msg/sec
                      std::mutex, 6,i:   5,859,868 msg/sec
                      std::mutex, 7,s:   5,848,101 msg/sec
                      std::mutex, 7,i:   5,860,149 msg/sec
                      std::mutex, 8,s:   5,763,575 msg/sec
                      std::mutex, 8,i:   5,770,079 msg/sec
                 tbb::spin_mutex, 1,s:  37,576,813 msg/sec
                 tbb::spin_mutex, 1,i:  37,658,880 msg/sec
                 tbb::spin_mutex, 2,s:  18,003,529 msg/sec
                 tbb::spin_mutex, 2,i:  18,468,310 msg/sec
                 tbb::spin_mutex, 3,s:   8,483,922 msg/sec
                 tbb::spin_mutex, 3,i:  10,250,233 msg/sec
                 tbb::spin_mutex, 4,s:   3,338,740 msg/sec
                 tbb::spin_mutex, 4,i:   6,424,783 msg/sec
                 tbb::spin_mutex, 5,s:   5,518,952 msg/sec
                 tbb::spin_mutex, 5,i:   5,719,336 msg/sec
                 tbb::spin_mutex, 6,s:   5,357,523 msg/sec
                 tbb::spin_mutex, 6,i:   4,355,560 msg/sec
                 tbb::spin_mutex, 7,s:   4,866,684 msg/sec
                 tbb::spin_mutex, 7,i:   4,292,392 msg/sec
                 tbb::spin_mutex, 8,s:   4,225,426 msg/sec
                 tbb::spin_mutex, 8,i:   4,066,002 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,133,538 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,082,855 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,554,626 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,716,493 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,520,570 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,466,971 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,468,860 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,165,060 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,636,010 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,765,286 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,737,266 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,948,993 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,908,112 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,959,004 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,873,125 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,133,245 msg/sec
     xenium::michael_scott_queue, 1,s:   9,371,951 msg/sec
     xenium::michael_scott_queue, 1,i:   9,148,908 msg/sec
     xenium::michael_scott_queue, 2,s:   8,618,380 msg/sec
     xenium::michael_scott_queue, 2,i:   8,494,257 msg/sec
     xenium::michael_scott_queue, 3,s:   7,201,854 msg/sec
     xenium::michael_scott_queue, 3,i:   7,602,396 msg/sec
     xenium::michael_scott_queue, 4,s:   6,333,393 msg/sec
     xenium::michael_scott_queue, 4,i:   6,300,206 msg/sec
     xenium::michael_scott_queue, 5,s:   6,279,508 msg/sec
     xenium::michael_scott_queue, 5,i:   6,691,094 msg/sec
     xenium::michael_scott_queue, 6,s:   6,449,621 msg/sec
     xenium::michael_scott_queue, 6,i:   6,856,132 msg/sec
     xenium::michael_scott_queue, 7,s:   6,291,928 msg/sec
     xenium::michael_scott_queue, 7,i:   6,413,945 msg/sec
     xenium::michael_scott_queue, 8,s:   6,038,725 msg/sec
     xenium::michael_scott_queue, 8,i:   6,160,179 msg/sec
         xenium::ramalhete_queue, 1,s:  32,407,500 msg/sec
         xenium::ramalhete_queue, 1,i:  32,611,652 msg/sec
         xenium::ramalhete_queue, 2,s:  23,522,240 msg/sec
         xenium::ramalhete_queue, 2,i:  23,399,385 msg/sec
         xenium::ramalhete_queue, 3,s:  29,186,380 msg/sec
         xenium::ramalhete_queue, 3,i:  28,714,207 msg/sec
         xenium::ramalhete_queue, 4,s:  33,808,441 msg/sec
         xenium::ramalhete_queue, 4,i:  33,426,738 msg/sec
         xenium::ramalhete_queue, 5,s:  32,148,707 msg/sec
         xenium::ramalhete_queue, 5,i:  36,116,425 msg/sec
         xenium::ramalhete_queue, 6,s:  33,923,437 msg/sec
         xenium::ramalhete_queue, 6,i:  38,984,291 msg/sec
         xenium::ramalhete_queue, 7,s:  35,153,786 msg/sec
         xenium::ramalhete_queue, 7,i:  40,996,258 msg/sec
         xenium::ramalhete_queue, 8,s:  35,513,307 msg/sec
         xenium::ramalhete_queue, 8,i:  44,412,135 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,715,915 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 117,366,556 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,777,731 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,720,082 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,661,379 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,263,693 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,599,648 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,393,370 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,842,544 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,345,093 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,215,844 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,255,782 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,273,772 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,377,372 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,389,722 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,322,352 msg/sec
                     AtomicQueue, 1,s: 166,540,741 msg/sec
                     AtomicQueue, 1,i:  92,373,707 msg/sec
                     AtomicQueue, 2,s:  12,318,382 msg/sec
                     AtomicQueue, 2,i:  11,751,662 msg/sec
                     AtomicQueue, 3,s:  10,739,576 msg/sec
                     AtomicQueue, 3,i:   9,945,731 msg/sec
                     AtomicQueue, 4,s:   8,151,687 msg/sec
                     AtomicQueue, 4,i:   8,207,878 msg/sec
                     AtomicQueue, 5,s:   8,021,573 msg/sec
                     AtomicQueue, 5,i:   8,111,068 msg/sec
                     AtomicQueue, 6,s:   7,835,629 msg/sec
                     AtomicQueue, 6,i:   7,613,623 msg/sec
                     AtomicQueue, 7,s:   7,183,899 msg/sec
                     AtomicQueue, 7,i:   7,973,602 msg/sec
                     AtomicQueue, 8,s:   6,340,003 msg/sec
                     AtomicQueue, 8,i:   7,466,028 msg/sec
                    AtomicQueueB, 1,s: 130,059,370 msg/sec
                    AtomicQueueB, 1,i:  43,898,132 msg/sec
                    AtomicQueueB, 2,s:  11,849,078 msg/sec
                    AtomicQueueB, 2,i:  11,471,908 msg/sec
                    AtomicQueueB, 3,s:  10,971,171 msg/sec
                    AtomicQueueB, 3,i:  10,227,990 msg/sec
                    AtomicQueueB, 4,s:   8,032,184 msg/sec
                    AtomicQueueB, 4,i:   8,080,047 msg/sec
                    AtomicQueueB, 5,s:   7,718,107 msg/sec
                    AtomicQueueB, 5,i:   7,787,008 msg/sec
                    AtomicQueueB, 6,s:   7,323,705 msg/sec
                    AtomicQueueB, 6,i:   7,499,421 msg/sec
                    AtomicQueueB, 7,s:   6,839,372 msg/sec
                    AtomicQueueB, 7,i:   7,739,664 msg/sec
                    AtomicQueueB, 8,s:   6,245,217 msg/sec
                    AtomicQueueB, 8,i:   7,145,703 msg/sec
             OptimistAtomicQueue, 1,s: 704,040,045 msg/sec
             OptimistAtomicQueue, 1,i: 766,297,177 msg/sec
             OptimistAtomicQueue, 2,s:  32,643,113 msg/sec
             OptimistAtomicQueue, 2,i:  32,743,330 msg/sec
             OptimistAtomicQueue, 3,s:  36,618,869 msg/sec
             OptimistAtomicQueue, 3,i:  37,381,950 msg/sec
             OptimistAtomicQueue, 4,s:  39,270,465 msg/sec
             OptimistAtomicQueue, 4,i:  39,337,971 msg/sec
             OptimistAtomicQueue, 5,s:  42,436,424 msg/sec
             OptimistAtomicQueue, 5,i:  46,524,218 msg/sec
             OptimistAtomicQueue, 6,s:  41,977,804 msg/sec
             OptimistAtomicQueue, 6,i:  49,841,732 msg/sec
             OptimistAtomicQueue, 7,s:  44,014,235 msg/sec
             OptimistAtomicQueue, 7,i:  52,954,230 msg/sec
             OptimistAtomicQueue, 8,s:  46,470,953 msg/sec
             OptimistAtomicQueue, 8,i:  49,664,873 msg/sec
            OptimistAtomicQueueB, 1,s: 194,674,285 msg/sec
            OptimistAtomicQueueB, 1,i:  77,654,058 msg/sec
            OptimistAtomicQueueB, 2,s:  32,253,726 msg/sec
            OptimistAtomicQueueB, 2,i:  32,148,467 msg/sec
            OptimistAtomicQueueB, 3,s:  36,298,886 msg/sec
            OptimistAtomicQueueB, 3,i:  36,779,426 msg/sec
            OptimistAtomicQueueB, 4,s:  38,613,457 msg/sec
            OptimistAtomicQueueB, 4,i:  38,677,108 msg/sec
            OptimistAtomicQueueB, 5,s:  41,086,536 msg/sec
            OptimistAtomicQueueB, 5,i:  45,259,319 msg/sec
            OptimistAtomicQueueB, 6,s:  40,525,560 msg/sec
            OptimistAtomicQueueB, 6,i:  49,022,454 msg/sec
            OptimistAtomicQueueB, 7,s:  41,768,026 msg/sec
            OptimistAtomicQueueB, 7,i:  47,983,209 msg/sec
            OptimistAtomicQueueB, 8,s:  44,552,676 msg/sec
            OptimistAtomicQueueB, 8,i:  47,632,791 msg/sec
                    AtomicQueue2, 1,s:  22,977,682 msg/sec
                    AtomicQueue2, 1,i:  22,892,876 msg/sec
                    AtomicQueue2, 2,s:  11,812,596 msg/sec
                    AtomicQueue2, 2,i:  11,397,746 msg/sec
                    AtomicQueue2, 3,s:   9,874,186 msg/sec
                    AtomicQueue2, 3,i:   9,413,310 msg/sec
                    AtomicQueue2, 4,s:   8,011,144 msg/sec
                    AtomicQueue2, 4,i:   8,043,948 msg/sec
                    AtomicQueue2, 5,s:   7,934,227 msg/sec
                    AtomicQueue2, 5,i:   8,043,969 msg/sec
                    AtomicQueue2, 6,s:   7,706,316 msg/sec
                    AtomicQueue2, 6,i:   7,518,072 msg/sec
                    AtomicQueue2, 7,s:   7,168,098 msg/sec
                    AtomicQueue2, 7,i:   7,946,537 msg/sec
                    AtomicQueue2, 8,s:   6,375,326 msg/sec
                    AtomicQueue2, 8,i:   7,375,072 msg/sec
                   AtomicQueueB2, 1,s:  35,964,674 msg/sec
                   AtomicQueueB2, 1,i:  35,931,965 msg/sec
                   AtomicQueueB2, 2,s:  11,451,909 msg/sec
                   AtomicQueueB2, 2,i:  11,091,234 msg/sec
                   AtomicQueueB2, 3,s:   9,708,158 msg/sec
                   AtomicQueueB2, 3,i:   9,527,138 msg/sec
                   AtomicQueueB2, 4,s:   7,995,840 msg/sec
                   AtomicQueueB2, 4,i:   7,799,872 msg/sec
                   AtomicQueueB2, 5,s:   7,609,255 msg/sec
                   AtomicQueueB2, 5,i:   7,646,008 msg/sec
                   AtomicQueueB2, 6,s:   7,407,616 msg/sec
                   AtomicQueueB2, 6,i:   7,454,107 msg/sec
                   AtomicQueueB2, 7,s:   6,931,071 msg/sec
                   AtomicQueueB2, 7,i:   7,685,415 msg/sec
                   AtomicQueueB2, 8,s:   6,279,391 msg/sec
                   AtomicQueueB2, 8,i:   7,099,030 msg/sec
            OptimistAtomicQueue2, 1,s: 490,614,242 msg/sec
            OptimistAtomicQueue2, 1,i:  29,794,432 msg/sec
            OptimistAtomicQueue2, 2,s:  25,110,414 msg/sec
            OptimistAtomicQueue2, 2,i:  24,512,854 msg/sec
            OptimistAtomicQueue2, 3,s:  30,901,916 msg/sec
            OptimistAtomicQueue2, 3,i:  29,953,462 msg/sec
            OptimistAtomicQueue2, 4,s:  33,203,120 msg/sec
            OptimistAtomicQueue2, 4,i:  33,686,397 msg/sec
            OptimistAtomicQueue2, 5,s:  37,045,668 msg/sec
            OptimistAtomicQueue2, 5,i:  40,614,068 msg/sec
            OptimistAtomicQueue2, 6,s:  40,203,869 msg/sec
            OptimistAtomicQueue2, 6,i:  49,384,346 msg/sec
            OptimistAtomicQueue2, 7,s:  42,705,315 msg/sec
            OptimistAtomicQueue2, 7,i:  48,196,026 msg/sec
            OptimistAtomicQueue2, 8,s:  43,969,037 msg/sec
            OptimistAtomicQueue2, 8,i:  48,625,735 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,698,559 msg/sec
           OptimistAtomicQueueB2, 1,i:  54,479,398 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,996,315 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,240,598 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,732,152 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,038,201 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,415,833 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,171,417 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,437,840 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,348,746 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,590,990 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,328,819 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,850,074 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,213,873 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,186,349 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,934,797 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000324 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000125 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000246 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000449 sec/round-trip
                 tbb::spin_mutex: 0.000000282 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000399 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000186 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000184 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[261] 136m:55s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,916,265 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,998,403 msg/sec
          boost::lockfree::queue, 1,s:   6,829,208 msg/sec
          boost::lockfree::queue, 1,i:   6,850,253 msg/sec
          boost::lockfree::queue, 2,s:   7,537,757 msg/sec
          boost::lockfree::queue, 2,i:   7,486,329 msg/sec
          boost::lockfree::queue, 3,s:   7,386,536 msg/sec
          boost::lockfree::queue, 3,i:   7,538,292 msg/sec
          boost::lockfree::queue, 4,s:   6,419,399 msg/sec
          boost::lockfree::queue, 4,i:   6,798,663 msg/sec
          boost::lockfree::queue, 5,s:   6,506,688 msg/sec
          boost::lockfree::queue, 5,i:   6,444,587 msg/sec
          boost::lockfree::queue, 6,s:   6,056,274 msg/sec
          boost::lockfree::queue, 6,i:   6,079,082 msg/sec
          boost::lockfree::queue, 7,s:   5,882,921 msg/sec
          boost::lockfree::queue, 7,i:   6,072,246 msg/sec
          boost::lockfree::queue, 8,s:   5,508,284 msg/sec
          boost::lockfree::queue, 8,i:   5,503,075 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  66,577,154 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  60,404,492 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,182,911 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,618,542 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,815,123 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,780,577 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,069,221 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,696,401 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,879,832 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,932,291 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,159,783 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,288,973 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,278,911 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,327,419 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,122,843 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,793,298 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,355,387 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,113,040 msg/sec
                pthread_spinlock, 1,s:  29,037,051 msg/sec
                pthread_spinlock, 1,i:  25,299,263 msg/sec
                pthread_spinlock, 2,s:  15,807,303 msg/sec
                pthread_spinlock, 2,i:  17,109,158 msg/sec
                pthread_spinlock, 3,s:   8,442,867 msg/sec
                pthread_spinlock, 3,i:  12,143,160 msg/sec
                pthread_spinlock, 4,s:   6,519,568 msg/sec
                pthread_spinlock, 4,i:   8,711,885 msg/sec
                pthread_spinlock, 5,s:   8,613,674 msg/sec
                pthread_spinlock, 5,i:   9,130,544 msg/sec
                pthread_spinlock, 6,s:   8,623,315 msg/sec
                pthread_spinlock, 6,i:   8,379,268 msg/sec
                pthread_spinlock, 7,s:   7,562,795 msg/sec
                pthread_spinlock, 7,i:   7,595,641 msg/sec
                pthread_spinlock, 8,s:   6,687,489 msg/sec
                pthread_spinlock, 8,i:   6,976,183 msg/sec
                      std::mutex, 1,s:   7,030,534 msg/sec
                      std::mutex, 1,i:   7,256,094 msg/sec
                      std::mutex, 2,s:   5,928,293 msg/sec
                      std::mutex, 2,i:   6,178,102 msg/sec
                      std::mutex, 3,s:   6,111,449 msg/sec
                      std::mutex, 3,i:   5,808,715 msg/sec
                      std::mutex, 4,s:   6,303,351 msg/sec
                      std::mutex, 4,i:   6,216,353 msg/sec
                      std::mutex, 5,s:   5,959,504 msg/sec
                      std::mutex, 5,i:   5,960,038 msg/sec
                      std::mutex, 6,s:   5,599,111 msg/sec
                      std::mutex, 6,i:   5,973,162 msg/sec
                      std::mutex, 7,s:   5,758,838 msg/sec
                      std::mutex, 7,i:   5,825,491 msg/sec
                      std::mutex, 8,s:   5,671,137 msg/sec
                      std::mutex, 8,i:   5,670,073 msg/sec
                 tbb::spin_mutex, 1,s:  37,914,792 msg/sec
                 tbb::spin_mutex, 1,i:  33,098,931 msg/sec
                 tbb::spin_mutex, 2,s:  21,159,243 msg/sec
                 tbb::spin_mutex, 2,i:  19,439,990 msg/sec
                 tbb::spin_mutex, 3,s:   8,598,408 msg/sec
                 tbb::spin_mutex, 3,i:  10,262,098 msg/sec
                 tbb::spin_mutex, 4,s:   3,109,851 msg/sec
                 tbb::spin_mutex, 4,i:   6,320,298 msg/sec
                 tbb::spin_mutex, 5,s:   5,604,686 msg/sec
                 tbb::spin_mutex, 5,i:   5,451,169 msg/sec
                 tbb::spin_mutex, 6,s:   5,313,187 msg/sec
                 tbb::spin_mutex, 6,i:   4,323,073 msg/sec
                 tbb::spin_mutex, 7,s:   4,849,287 msg/sec
                 tbb::spin_mutex, 7,i:   4,349,240 msg/sec
                 tbb::spin_mutex, 8,s:   4,227,078 msg/sec
                 tbb::spin_mutex, 8,i:   4,160,988 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,785,950 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,211,653 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,771,207 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,939,645 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,166,771 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,554,576 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,312,163 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,226,503 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,781,865 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,182,286 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,834,690 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,434,462 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,984,802 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,572,911 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,076,356 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,721,295 msg/sec
     xenium::michael_scott_queue, 1,s:   9,353,805 msg/sec
     xenium::michael_scott_queue, 1,i:   9,157,440 msg/sec
     xenium::michael_scott_queue, 2,s:   8,514,182 msg/sec
     xenium::michael_scott_queue, 2,i:   8,511,284 msg/sec
     xenium::michael_scott_queue, 3,s:   7,385,823 msg/sec
     xenium::michael_scott_queue, 3,i:   7,570,472 msg/sec
     xenium::michael_scott_queue, 4,s:   6,410,506 msg/sec
     xenium::michael_scott_queue, 4,i:   6,353,251 msg/sec
     xenium::michael_scott_queue, 5,s:   6,299,656 msg/sec
     xenium::michael_scott_queue, 5,i:   6,641,690 msg/sec
     xenium::michael_scott_queue, 6,s:   6,477,114 msg/sec
     xenium::michael_scott_queue, 6,i:   6,960,991 msg/sec
     xenium::michael_scott_queue, 7,s:   6,355,065 msg/sec
     xenium::michael_scott_queue, 7,i:   6,468,656 msg/sec
     xenium::michael_scott_queue, 8,s:   6,037,147 msg/sec
     xenium::michael_scott_queue, 8,i:   6,137,554 msg/sec
         xenium::ramalhete_queue, 1,s:  32,385,750 msg/sec
         xenium::ramalhete_queue, 1,i:  32,305,715 msg/sec
         xenium::ramalhete_queue, 2,s:  23,488,806 msg/sec
         xenium::ramalhete_queue, 2,i:  23,400,163 msg/sec
         xenium::ramalhete_queue, 3,s:  29,114,757 msg/sec
         xenium::ramalhete_queue, 3,i:  28,398,312 msg/sec
         xenium::ramalhete_queue, 4,s:  33,864,810 msg/sec
         xenium::ramalhete_queue, 4,i:  33,498,007 msg/sec
         xenium::ramalhete_queue, 5,s:  32,163,991 msg/sec
         xenium::ramalhete_queue, 5,i:  35,996,850 msg/sec
         xenium::ramalhete_queue, 6,s:  33,905,635 msg/sec
         xenium::ramalhete_queue, 6,i:  39,358,685 msg/sec
         xenium::ramalhete_queue, 7,s:  34,987,610 msg/sec
         xenium::ramalhete_queue, 7,i:  41,307,846 msg/sec
         xenium::ramalhete_queue, 8,s:  35,627,730 msg/sec
         xenium::ramalhete_queue, 8,i:  43,937,403 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,945,056 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 110,068,720 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,617,203 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,021,655 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,658,575 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,924,938 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,522,833 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,464,645 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,751,208 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,389,324 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,015,268 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,344,095 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,176,632 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,296,607 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,401,199 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,349,813 msg/sec
                     AtomicQueue, 1,s:  59,363,972 msg/sec
                     AtomicQueue, 1,i:  57,144,889 msg/sec
                     AtomicQueue, 2,s:  12,345,155 msg/sec
                     AtomicQueue, 2,i:  11,738,450 msg/sec
                     AtomicQueue, 3,s:  10,857,296 msg/sec
                     AtomicQueue, 3,i:   9,979,991 msg/sec
                     AtomicQueue, 4,s:   8,140,157 msg/sec
                     AtomicQueue, 4,i:   8,239,351 msg/sec
                     AtomicQueue, 5,s:   8,006,743 msg/sec
                     AtomicQueue, 5,i:   8,109,058 msg/sec
                     AtomicQueue, 6,s:   7,858,542 msg/sec
                     AtomicQueue, 6,i:   7,621,303 msg/sec
                     AtomicQueue, 7,s:   7,196,219 msg/sec
                     AtomicQueue, 7,i:   7,978,941 msg/sec
                     AtomicQueue, 8,s:   6,317,213 msg/sec
                     AtomicQueue, 8,i:   7,474,732 msg/sec
                    AtomicQueueB, 1,s:  91,739,563 msg/sec
                    AtomicQueueB, 1,i:  43,011,736 msg/sec
                    AtomicQueueB, 2,s:  11,819,428 msg/sec
                    AtomicQueueB, 2,i:  11,465,921 msg/sec
                    AtomicQueueB, 3,s:  11,090,359 msg/sec
                    AtomicQueueB, 3,i:  10,246,229 msg/sec
                    AtomicQueueB, 4,s:   8,090,054 msg/sec
                    AtomicQueueB, 4,i:   7,932,478 msg/sec
                    AtomicQueueB, 5,s:   7,583,895 msg/sec
                    AtomicQueueB, 5,i:   7,768,457 msg/sec
                    AtomicQueueB, 6,s:   7,475,488 msg/sec
                    AtomicQueueB, 6,i:   7,548,594 msg/sec
                    AtomicQueueB, 7,s:   6,857,686 msg/sec
                    AtomicQueueB, 7,i:   7,722,598 msg/sec
                    AtomicQueueB, 8,s:   6,306,501 msg/sec
                    AtomicQueueB, 8,i:   7,154,495 msg/sec
             OptimistAtomicQueue, 1,s: 690,009,932 msg/sec
             OptimistAtomicQueue, 1,i: 577,447,971 msg/sec
             OptimistAtomicQueue, 2,s:  32,548,656 msg/sec
             OptimistAtomicQueue, 2,i:  32,330,018 msg/sec
             OptimistAtomicQueue, 3,s:  36,681,591 msg/sec
             OptimistAtomicQueue, 3,i:  37,413,139 msg/sec
             OptimistAtomicQueue, 4,s:  39,274,996 msg/sec
             OptimistAtomicQueue, 4,i:  39,377,740 msg/sec
             OptimistAtomicQueue, 5,s:  42,455,003 msg/sec
             OptimistAtomicQueue, 5,i:  47,107,838 msg/sec
             OptimistAtomicQueue, 6,s:  42,223,184 msg/sec
             OptimistAtomicQueue, 6,i:  50,370,255 msg/sec
             OptimistAtomicQueue, 7,s:  45,077,416 msg/sec
             OptimistAtomicQueue, 7,i:  52,981,178 msg/sec
             OptimistAtomicQueue, 8,s:  46,393,473 msg/sec
             OptimistAtomicQueue, 8,i:  49,117,819 msg/sec
            OptimistAtomicQueueB, 1,s: 166,122,704 msg/sec
            OptimistAtomicQueueB, 1,i:  76,612,360 msg/sec
            OptimistAtomicQueueB, 2,s:  32,324,402 msg/sec
            OptimistAtomicQueueB, 2,i:  32,352,038 msg/sec
            OptimistAtomicQueueB, 3,s:  36,301,665 msg/sec
            OptimistAtomicQueueB, 3,i:  36,933,029 msg/sec
            OptimistAtomicQueueB, 4,s:  38,678,060 msg/sec
            OptimistAtomicQueueB, 4,i:  38,640,779 msg/sec
            OptimistAtomicQueueB, 5,s:  40,551,170 msg/sec
            OptimistAtomicQueueB, 5,i:  45,443,514 msg/sec
            OptimistAtomicQueueB, 6,s:  41,181,497 msg/sec
            OptimistAtomicQueueB, 6,i:  49,046,005 msg/sec
            OptimistAtomicQueueB, 7,s:  41,914,497 msg/sec
            OptimistAtomicQueueB, 7,i:  48,121,361 msg/sec
            OptimistAtomicQueueB, 8,s:  44,171,857 msg/sec
            OptimistAtomicQueueB, 8,i:  48,313,846 msg/sec
                    AtomicQueue2, 1,s:  22,855,456 msg/sec
                    AtomicQueue2, 1,i:  22,852,460 msg/sec
                    AtomicQueue2, 2,s:  11,651,137 msg/sec
                    AtomicQueue2, 2,i:  11,378,058 msg/sec
                    AtomicQueue2, 3,s:   9,439,046 msg/sec
                    AtomicQueue2, 3,i:   9,538,034 msg/sec
                    AtomicQueue2, 4,s:   8,071,680 msg/sec
                    AtomicQueue2, 4,i:   8,077,004 msg/sec
                    AtomicQueue2, 5,s:   7,900,360 msg/sec
                    AtomicQueue2, 5,i:   8,061,928 msg/sec
                    AtomicQueue2, 6,s:   7,806,065 msg/sec
                    AtomicQueue2, 6,i:   7,548,386 msg/sec
                    AtomicQueue2, 7,s:   7,144,430 msg/sec
                    AtomicQueue2, 7,i:   7,879,934 msg/sec
                    AtomicQueue2, 8,s:   6,392,547 msg/sec
                    AtomicQueue2, 8,i:   7,337,464 msg/sec
                   AtomicQueueB2, 1,s:  36,339,451 msg/sec
                   AtomicQueueB2, 1,i:  32,633,239 msg/sec
                   AtomicQueueB2, 2,s:  11,388,361 msg/sec
                   AtomicQueueB2, 2,i:  11,160,400 msg/sec
                   AtomicQueueB2, 3,s:   9,685,319 msg/sec
                   AtomicQueueB2, 3,i:   9,536,018 msg/sec
                   AtomicQueueB2, 4,s:   7,960,166 msg/sec
                   AtomicQueueB2, 4,i:   7,853,791 msg/sec
                   AtomicQueueB2, 5,s:   7,542,909 msg/sec
                   AtomicQueueB2, 5,i:   7,673,244 msg/sec
                   AtomicQueueB2, 6,s:   7,320,793 msg/sec
                   AtomicQueueB2, 6,i:   7,442,500 msg/sec
                   AtomicQueueB2, 7,s:   6,866,458 msg/sec
                   AtomicQueueB2, 7,i:   7,685,642 msg/sec
                   AtomicQueueB2, 8,s:   6,327,278 msg/sec
                   AtomicQueueB2, 8,i:   7,109,629 msg/sec
            OptimistAtomicQueue2, 1,s: 108,997,171 msg/sec
            OptimistAtomicQueue2, 1,i:  28,696,850 msg/sec
            OptimistAtomicQueue2, 2,s:  24,900,337 msg/sec
            OptimistAtomicQueue2, 2,i:  22,314,219 msg/sec
            OptimistAtomicQueue2, 3,s:  30,220,481 msg/sec
            OptimistAtomicQueue2, 3,i:  29,862,119 msg/sec
            OptimistAtomicQueue2, 4,s:  33,283,746 msg/sec
            OptimistAtomicQueue2, 4,i:  33,155,283 msg/sec
            OptimistAtomicQueue2, 5,s:  37,694,797 msg/sec
            OptimistAtomicQueue2, 5,i:  40,295,075 msg/sec
            OptimistAtomicQueue2, 6,s:  40,065,089 msg/sec
            OptimistAtomicQueue2, 6,i:  49,252,413 msg/sec
            OptimistAtomicQueue2, 7,s:  43,412,105 msg/sec
            OptimistAtomicQueue2, 7,i:  47,900,678 msg/sec
            OptimistAtomicQueue2, 8,s:  43,987,047 msg/sec
            OptimistAtomicQueue2, 8,i:  48,430,905 msg/sec
           OptimistAtomicQueueB2, 1,s:  69,277,716 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,871,126 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,696,533 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,187,326 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,412,086 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,018,752 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,188,337 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,621,937 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,370,275 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,073,851 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,518,660 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,476,937 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,738,895 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,294,584 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,409,681 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,169,869 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000325 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000116 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000230 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000261 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[262] 135m:35s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,626,429 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,793,425 msg/sec
          boost::lockfree::queue, 1,s:   6,865,044 msg/sec
          boost::lockfree::queue, 1,i:   6,928,154 msg/sec
          boost::lockfree::queue, 2,s:   7,646,684 msg/sec
          boost::lockfree::queue, 2,i:   7,493,313 msg/sec
          boost::lockfree::queue, 3,s:   7,410,027 msg/sec
          boost::lockfree::queue, 3,i:   7,534,576 msg/sec
          boost::lockfree::queue, 4,s:   6,419,695 msg/sec
          boost::lockfree::queue, 4,i:   6,807,645 msg/sec
          boost::lockfree::queue, 5,s:   6,412,574 msg/sec
          boost::lockfree::queue, 5,i:   6,475,982 msg/sec
          boost::lockfree::queue, 6,s:   6,000,391 msg/sec
          boost::lockfree::queue, 6,i:   6,085,080 msg/sec
          boost::lockfree::queue, 7,s:   5,979,135 msg/sec
          boost::lockfree::queue, 7,i:   5,922,193 msg/sec
          boost::lockfree::queue, 8,s:   5,460,283 msg/sec
          boost::lockfree::queue, 8,i:   5,641,110 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 422,148,618 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 169,602,003 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,015,151 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,893,563 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,224,528 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,166,054 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,112,625 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,443,905 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,509,767 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,186,832 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,435,014 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,200,748 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  31,537,196 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  48,362,038 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  31,838,499 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,928,106 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,503,529 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,589,949 msg/sec
                pthread_spinlock, 1,s:  28,782,927 msg/sec
                pthread_spinlock, 1,i:  25,343,687 msg/sec
                pthread_spinlock, 2,s:  15,633,941 msg/sec
                pthread_spinlock, 2,i:  16,978,103 msg/sec
                pthread_spinlock, 3,s:   8,319,680 msg/sec
                pthread_spinlock, 3,i:  12,170,296 msg/sec
                pthread_spinlock, 4,s:   6,506,805 msg/sec
                pthread_spinlock, 4,i:   9,226,346 msg/sec
                pthread_spinlock, 5,s:   8,663,300 msg/sec
                pthread_spinlock, 5,i:   9,205,107 msg/sec
                pthread_spinlock, 6,s:   8,286,757 msg/sec
                pthread_spinlock, 6,i:   9,108,874 msg/sec
                pthread_spinlock, 7,s:   7,560,249 msg/sec
                pthread_spinlock, 7,i:   7,719,034 msg/sec
                pthread_spinlock, 8,s:   6,754,163 msg/sec
                pthread_spinlock, 8,i:   7,275,765 msg/sec
                      std::mutex, 1,s:   7,056,624 msg/sec
                      std::mutex, 1,i:   7,642,955 msg/sec
                      std::mutex, 2,s:   6,033,325 msg/sec
                      std::mutex, 2,i:   6,030,825 msg/sec
                      std::mutex, 3,s:   6,088,271 msg/sec
                      std::mutex, 3,i:   6,056,375 msg/sec
                      std::mutex, 4,s:   6,298,555 msg/sec
                      std::mutex, 4,i:   6,258,847 msg/sec
                      std::mutex, 5,s:   6,047,838 msg/sec
                      std::mutex, 5,i:   5,770,066 msg/sec
                      std::mutex, 6,s:   5,919,860 msg/sec
                      std::mutex, 6,i:   5,940,960 msg/sec
                      std::mutex, 7,s:   5,783,901 msg/sec
                      std::mutex, 7,i:   5,830,701 msg/sec
                      std::mutex, 8,s:   5,667,518 msg/sec
                      std::mutex, 8,i:   5,712,774 msg/sec
                 tbb::spin_mutex, 1,s:  37,831,257 msg/sec
                 tbb::spin_mutex, 1,i:  37,865,545 msg/sec
                 tbb::spin_mutex, 2,s:  21,077,655 msg/sec
                 tbb::spin_mutex, 2,i:  20,547,793 msg/sec
                 tbb::spin_mutex, 3,s:   8,359,178 msg/sec
                 tbb::spin_mutex, 3,i:  11,324,036 msg/sec
                 tbb::spin_mutex, 4,s:   3,163,467 msg/sec
                 tbb::spin_mutex, 4,i:   6,261,684 msg/sec
                 tbb::spin_mutex, 5,s:   5,613,638 msg/sec
                 tbb::spin_mutex, 5,i:   5,433,272 msg/sec
                 tbb::spin_mutex, 6,s:   5,319,426 msg/sec
                 tbb::spin_mutex, 6,i:   4,390,820 msg/sec
                 tbb::spin_mutex, 7,s:   4,840,961 msg/sec
                 tbb::spin_mutex, 7,i:   4,326,861 msg/sec
                 tbb::spin_mutex, 8,s:   4,226,971 msg/sec
                 tbb::spin_mutex, 8,i:   4,074,225 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,533,840 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,558,804 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,812,635 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,760,789 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,479,562 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,853,083 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,116,060 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,380,737 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,670,405 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,817,810 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,934,746 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,008,844 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,796,997 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,127,850 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,628,168 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,306,198 msg/sec
     xenium::michael_scott_queue, 1,s:  10,146,375 msg/sec
     xenium::michael_scott_queue, 1,i:  10,015,682 msg/sec
     xenium::michael_scott_queue, 2,s:   8,492,352 msg/sec
     xenium::michael_scott_queue, 2,i:   8,555,624 msg/sec
     xenium::michael_scott_queue, 3,s:   7,151,486 msg/sec
     xenium::michael_scott_queue, 3,i:   7,533,030 msg/sec
     xenium::michael_scott_queue, 4,s:   6,258,240 msg/sec
     xenium::michael_scott_queue, 4,i:   6,305,727 msg/sec
     xenium::michael_scott_queue, 5,s:   6,313,044 msg/sec
     xenium::michael_scott_queue, 5,i:   6,631,443 msg/sec
     xenium::michael_scott_queue, 6,s:   6,549,945 msg/sec
     xenium::michael_scott_queue, 6,i:   7,004,262 msg/sec
     xenium::michael_scott_queue, 7,s:   6,330,620 msg/sec
     xenium::michael_scott_queue, 7,i:   6,502,410 msg/sec
     xenium::michael_scott_queue, 8,s:   6,033,788 msg/sec
     xenium::michael_scott_queue, 8,i:   6,074,278 msg/sec
         xenium::ramalhete_queue, 1,s:  32,090,944 msg/sec
         xenium::ramalhete_queue, 1,i:  32,413,445 msg/sec
         xenium::ramalhete_queue, 2,s:  23,547,367 msg/sec
         xenium::ramalhete_queue, 2,i:  23,386,824 msg/sec
         xenium::ramalhete_queue, 3,s:  29,276,925 msg/sec
         xenium::ramalhete_queue, 3,i:  28,502,403 msg/sec
         xenium::ramalhete_queue, 4,s:  33,803,912 msg/sec
         xenium::ramalhete_queue, 4,i:  33,540,592 msg/sec
         xenium::ramalhete_queue, 5,s:  32,067,776 msg/sec
         xenium::ramalhete_queue, 5,i:  36,001,107 msg/sec
         xenium::ramalhete_queue, 6,s:  34,193,233 msg/sec
         xenium::ramalhete_queue, 6,i:  38,692,041 msg/sec
         xenium::ramalhete_queue, 7,s:  35,327,816 msg/sec
         xenium::ramalhete_queue, 7,i:  41,378,047 msg/sec
         xenium::ramalhete_queue, 8,s:  35,592,033 msg/sec
         xenium::ramalhete_queue, 8,i:  44,393,356 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,908,724 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,119,343 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,430,977 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,479,096 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,762,649 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,883,277 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,682,478 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,086,790 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,915,587 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,386,041 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,073,633 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,633,191 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,248,917 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,909,677 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,397,596 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,233,367 msg/sec
                     AtomicQueue, 1,s:  61,037,801 msg/sec
                     AtomicQueue, 1,i:  56,592,366 msg/sec
                     AtomicQueue, 2,s:  12,308,028 msg/sec
                     AtomicQueue, 2,i:  11,717,219 msg/sec
                     AtomicQueue, 3,s:  10,788,216 msg/sec
                     AtomicQueue, 3,i:   9,975,582 msg/sec
                     AtomicQueue, 4,s:   8,134,096 msg/sec
                     AtomicQueue, 4,i:   8,207,797 msg/sec
                     AtomicQueue, 5,s:   8,043,284 msg/sec
                     AtomicQueue, 5,i:   8,080,654 msg/sec
                     AtomicQueue, 6,s:   7,784,633 msg/sec
                     AtomicQueue, 6,i:   7,623,473 msg/sec
                     AtomicQueue, 7,s:   7,126,272 msg/sec
                     AtomicQueue, 7,i:   7,983,243 msg/sec
                     AtomicQueue, 8,s:   6,365,277 msg/sec
                     AtomicQueue, 8,i:   7,434,071 msg/sec
                    AtomicQueueB, 1,s: 106,309,805 msg/sec
                    AtomicQueueB, 1,i:  43,343,198 msg/sec
                    AtomicQueueB, 2,s:  11,856,470 msg/sec
                    AtomicQueueB, 2,i:  11,450,482 msg/sec
                    AtomicQueueB, 3,s:  11,004,747 msg/sec
                    AtomicQueueB, 3,i:  10,343,254 msg/sec
                    AtomicQueueB, 4,s:   8,067,341 msg/sec
                    AtomicQueueB, 4,i:   8,055,199 msg/sec
                    AtomicQueueB, 5,s:   7,523,775 msg/sec
                    AtomicQueueB, 5,i:   7,861,192 msg/sec
                    AtomicQueueB, 6,s:   7,300,045 msg/sec
                    AtomicQueueB, 6,i:   7,502,441 msg/sec
                    AtomicQueueB, 7,s:   6,877,850 msg/sec
                    AtomicQueueB, 7,i:   7,700,793 msg/sec
                    AtomicQueueB, 8,s:   6,298,024 msg/sec
                    AtomicQueueB, 8,i:   7,173,728 msg/sec
             OptimistAtomicQueue, 1,s: 771,534,244 msg/sec
             OptimistAtomicQueue, 1,i: 610,874,015 msg/sec
             OptimistAtomicQueue, 2,s:  32,642,846 msg/sec
             OptimistAtomicQueue, 2,i:  32,737,506 msg/sec
             OptimistAtomicQueue, 3,s:  36,644,593 msg/sec
             OptimistAtomicQueue, 3,i:  37,403,813 msg/sec
             OptimistAtomicQueue, 4,s:  39,265,869 msg/sec
             OptimistAtomicQueue, 4,i:  39,410,217 msg/sec
             OptimistAtomicQueue, 5,s:  42,466,590 msg/sec
             OptimistAtomicQueue, 5,i:  46,256,414 msg/sec
             OptimistAtomicQueue, 6,s:  42,505,644 msg/sec
             OptimistAtomicQueue, 6,i:  50,225,193 msg/sec
             OptimistAtomicQueue, 7,s:  44,029,361 msg/sec
             OptimistAtomicQueue, 7,i:  48,671,333 msg/sec
             OptimistAtomicQueue, 8,s:  46,317,281 msg/sec
             OptimistAtomicQueue, 8,i:  48,941,190 msg/sec
            OptimistAtomicQueueB, 1,s: 155,732,954 msg/sec
            OptimistAtomicQueueB, 1,i: 200,995,571 msg/sec
            OptimistAtomicQueueB, 2,s:  32,176,246 msg/sec
            OptimistAtomicQueueB, 2,i:  32,235,545 msg/sec
            OptimistAtomicQueueB, 3,s:  36,292,039 msg/sec
            OptimistAtomicQueueB, 3,i:  36,920,759 msg/sec
            OptimistAtomicQueueB, 4,s:  38,642,526 msg/sec
            OptimistAtomicQueueB, 4,i:  38,597,165 msg/sec
            OptimistAtomicQueueB, 5,s:  40,797,466 msg/sec
            OptimistAtomicQueueB, 5,i:  47,195,634 msg/sec
            OptimistAtomicQueueB, 6,s:  40,726,179 msg/sec
            OptimistAtomicQueueB, 6,i:  49,042,530 msg/sec
            OptimistAtomicQueueB, 7,s:  42,503,691 msg/sec
            OptimistAtomicQueueB, 7,i:  51,431,416 msg/sec
            OptimistAtomicQueueB, 8,s:  44,441,639 msg/sec
            OptimistAtomicQueueB, 8,i:  48,078,778 msg/sec
                    AtomicQueue2, 1,s:  23,287,916 msg/sec
                    AtomicQueue2, 1,i:  22,864,593 msg/sec
                    AtomicQueue2, 2,s:  11,749,066 msg/sec
                    AtomicQueue2, 2,i:  11,380,636 msg/sec
                    AtomicQueue2, 3,s:   9,430,095 msg/sec
                    AtomicQueue2, 3,i:   9,569,474 msg/sec
                    AtomicQueue2, 4,s:   8,060,649 msg/sec
                    AtomicQueue2, 4,i:   8,013,729 msg/sec
                    AtomicQueue2, 5,s:   7,928,692 msg/sec
                    AtomicQueue2, 5,i:   7,914,807 msg/sec
                    AtomicQueue2, 6,s:   7,832,357 msg/sec
                    AtomicQueue2, 6,i:   7,538,880 msg/sec
                    AtomicQueue2, 7,s:   7,190,577 msg/sec
                    AtomicQueue2, 7,i:   7,912,087 msg/sec
                    AtomicQueue2, 8,s:   6,385,084 msg/sec
                    AtomicQueue2, 8,i:   7,343,904 msg/sec
                   AtomicQueueB2, 1,s:  36,314,693 msg/sec
                   AtomicQueueB2, 1,i:  36,022,127 msg/sec
                   AtomicQueueB2, 2,s:  11,410,897 msg/sec
                   AtomicQueueB2, 2,i:  11,104,959 msg/sec
                   AtomicQueueB2, 3,s:   9,614,589 msg/sec
                   AtomicQueueB2, 3,i:   9,437,207 msg/sec
                   AtomicQueueB2, 4,s:   7,973,682 msg/sec
                   AtomicQueueB2, 4,i:   7,777,521 msg/sec
                   AtomicQueueB2, 5,s:   7,538,385 msg/sec
                   AtomicQueueB2, 5,i:   7,719,233 msg/sec
                   AtomicQueueB2, 6,s:   7,299,326 msg/sec
                   AtomicQueueB2, 6,i:   7,466,793 msg/sec
                   AtomicQueueB2, 7,s:   6,866,552 msg/sec
                   AtomicQueueB2, 7,i:   7,512,880 msg/sec
                   AtomicQueueB2, 8,s:   6,279,133 msg/sec
                   AtomicQueueB2, 8,i:   7,130,433 msg/sec
            OptimistAtomicQueue2, 1,s: 424,451,595 msg/sec
            OptimistAtomicQueue2, 1,i:  32,719,818 msg/sec
            OptimistAtomicQueue2, 2,s:  25,007,143 msg/sec
            OptimistAtomicQueue2, 2,i:  24,011,128 msg/sec
            OptimistAtomicQueue2, 3,s:  30,313,523 msg/sec
            OptimistAtomicQueue2, 3,i:  29,950,279 msg/sec
            OptimistAtomicQueue2, 4,s:  33,473,997 msg/sec
            OptimistAtomicQueue2, 4,i:  33,149,459 msg/sec
            OptimistAtomicQueue2, 5,s:  37,130,457 msg/sec
            OptimistAtomicQueue2, 5,i:  42,065,202 msg/sec
            OptimistAtomicQueue2, 6,s:  40,469,285 msg/sec
            OptimistAtomicQueue2, 6,i:  49,102,400 msg/sec
            OptimistAtomicQueue2, 7,s:  43,208,408 msg/sec
            OptimistAtomicQueue2, 7,i:  47,922,808 msg/sec
            OptimistAtomicQueue2, 8,s:  43,819,928 msg/sec
            OptimistAtomicQueue2, 8,i:  48,386,451 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,549,214 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,942,278 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,259,879 msg/sec
           OptimistAtomicQueueB2, 2,i:  29,186,835 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,668,460 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,093,778 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,134,496 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,390,817 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,383,673 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,272,247 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,755,362 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,422,262 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,798,906 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,232,587 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,374,966 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,818,873 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000151 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000222 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000453 sec/round-trip
                 tbb::spin_mutex: 0.000000286 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[263] 134m:17s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,911,089 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,098,808 msg/sec
          boost::lockfree::queue, 1,s:   6,971,286 msg/sec
          boost::lockfree::queue, 1,i:   6,875,557 msg/sec
          boost::lockfree::queue, 2,s:   7,553,350 msg/sec
          boost::lockfree::queue, 2,i:   7,382,730 msg/sec
          boost::lockfree::queue, 3,s:   7,430,223 msg/sec
          boost::lockfree::queue, 3,i:   7,562,221 msg/sec
          boost::lockfree::queue, 4,s:   6,433,707 msg/sec
          boost::lockfree::queue, 4,i:   6,799,547 msg/sec
          boost::lockfree::queue, 5,s:   6,433,555 msg/sec
          boost::lockfree::queue, 5,i:   6,449,906 msg/sec
          boost::lockfree::queue, 6,s:   5,970,248 msg/sec
          boost::lockfree::queue, 6,i:   6,107,193 msg/sec
          boost::lockfree::queue, 7,s:   5,996,025 msg/sec
          boost::lockfree::queue, 7,i:   5,903,826 msg/sec
          boost::lockfree::queue, 8,s:   5,434,834 msg/sec
          boost::lockfree::queue, 8,i:   5,717,108 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  84,019,236 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  43,555,103 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,890,263 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,774,645 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,387,796 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,998,032 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,420,603 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,403,837 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,453,977 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,136,760 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,403,650 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,095,163 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,299,196 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,124,620 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,039,694 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,792,059 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  31,247,267 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,270,325 msg/sec
                pthread_spinlock, 1,s:  29,216,728 msg/sec
                pthread_spinlock, 1,i:  25,399,966 msg/sec
                pthread_spinlock, 2,s:  15,535,808 msg/sec
                pthread_spinlock, 2,i:  16,835,526 msg/sec
                pthread_spinlock, 3,s:   8,373,358 msg/sec
                pthread_spinlock, 3,i:  12,010,150 msg/sec
                pthread_spinlock, 4,s:   6,469,182 msg/sec
                pthread_spinlock, 4,i:   9,108,355 msg/sec
                pthread_spinlock, 5,s:   8,614,540 msg/sec
                pthread_spinlock, 5,i:   9,605,958 msg/sec
                pthread_spinlock, 6,s:   8,330,460 msg/sec
                pthread_spinlock, 6,i:   8,393,024 msg/sec
                pthread_spinlock, 7,s:   7,582,054 msg/sec
                pthread_spinlock, 7,i:   7,600,576 msg/sec
                pthread_spinlock, 8,s:   6,915,257 msg/sec
                pthread_spinlock, 8,i:   7,201,785 msg/sec
                      std::mutex, 1,s:   6,517,277 msg/sec
                      std::mutex, 1,i:   6,919,161 msg/sec
                      std::mutex, 2,s:   4,741,993 msg/sec
                      std::mutex, 2,i:   6,123,652 msg/sec
                      std::mutex, 3,s:   6,097,871 msg/sec
                      std::mutex, 3,i:   6,210,733 msg/sec
                      std::mutex, 4,s:   6,265,296 msg/sec
                      std::mutex, 4,i:   6,342,415 msg/sec
                      std::mutex, 5,s:   6,234,141 msg/sec
                      std::mutex, 5,i:   6,058,552 msg/sec
                      std::mutex, 6,s:   6,116,392 msg/sec
                      std::mutex, 6,i:   6,019,689 msg/sec
                      std::mutex, 7,s:   5,911,697 msg/sec
                      std::mutex, 7,i:   5,904,552 msg/sec
                      std::mutex, 8,s:   5,699,809 msg/sec
                      std::mutex, 8,i:   5,739,006 msg/sec
                 tbb::spin_mutex, 1,s:  37,798,340 msg/sec
                 tbb::spin_mutex, 1,i:  33,036,562 msg/sec
                 tbb::spin_mutex, 2,s:  21,104,833 msg/sec
                 tbb::spin_mutex, 2,i:  18,426,737 msg/sec
                 tbb::spin_mutex, 3,s:   8,901,867 msg/sec
                 tbb::spin_mutex, 3,i:  10,983,744 msg/sec
                 tbb::spin_mutex, 4,s:   3,154,732 msg/sec
                 tbb::spin_mutex, 4,i:   6,339,911 msg/sec
                 tbb::spin_mutex, 5,s:   5,337,135 msg/sec
                 tbb::spin_mutex, 5,i:   5,725,418 msg/sec
                 tbb::spin_mutex, 6,s:   5,365,831 msg/sec
                 tbb::spin_mutex, 6,i:   4,384,550 msg/sec
                 tbb::spin_mutex, 7,s:   4,844,845 msg/sec
                 tbb::spin_mutex, 7,i:   4,353,526 msg/sec
                 tbb::spin_mutex, 8,s:   4,262,944 msg/sec
                 tbb::spin_mutex, 8,i:   4,088,882 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,122,865 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,103,731 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,745,240 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,259,943 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,302,779 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,392,535 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,107,833 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,248,141 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,596,637 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,383,277 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,633,219 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,685,106 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,652,608 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,062,546 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,741,244 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,919,544 msg/sec
     xenium::michael_scott_queue, 1,s:   9,157,971 msg/sec
     xenium::michael_scott_queue, 1,i:   8,990,990 msg/sec
     xenium::michael_scott_queue, 2,s:   8,411,387 msg/sec
     xenium::michael_scott_queue, 2,i:   8,521,232 msg/sec
     xenium::michael_scott_queue, 3,s:   7,181,096 msg/sec
     xenium::michael_scott_queue, 3,i:   7,537,711 msg/sec
     xenium::michael_scott_queue, 4,s:   6,304,200 msg/sec
     xenium::michael_scott_queue, 4,i:   6,331,656 msg/sec
     xenium::michael_scott_queue, 5,s:   6,272,321 msg/sec
     xenium::michael_scott_queue, 5,i:   6,709,408 msg/sec
     xenium::michael_scott_queue, 6,s:   6,481,021 msg/sec
     xenium::michael_scott_queue, 6,i:   7,052,764 msg/sec
     xenium::michael_scott_queue, 7,s:   6,320,285 msg/sec
     xenium::michael_scott_queue, 7,i:   6,669,903 msg/sec
     xenium::michael_scott_queue, 8,s:   5,998,119 msg/sec
     xenium::michael_scott_queue, 8,i:   6,275,196 msg/sec
         xenium::ramalhete_queue, 1,s:  32,121,551 msg/sec
         xenium::ramalhete_queue, 1,i:  32,285,151 msg/sec
         xenium::ramalhete_queue, 2,s:  23,578,207 msg/sec
         xenium::ramalhete_queue, 2,i:  23,378,681 msg/sec
         xenium::ramalhete_queue, 3,s:  29,212,862 msg/sec
         xenium::ramalhete_queue, 3,i:  28,502,032 msg/sec
         xenium::ramalhete_queue, 4,s:  33,832,245 msg/sec
         xenium::ramalhete_queue, 4,i:  33,457,885 msg/sec
         xenium::ramalhete_queue, 5,s:  32,188,343 msg/sec
         xenium::ramalhete_queue, 5,i:  38,470,220 msg/sec
         xenium::ramalhete_queue, 6,s:  34,000,355 msg/sec
         xenium::ramalhete_queue, 6,i:  39,803,986 msg/sec
         xenium::ramalhete_queue, 7,s:  35,215,990 msg/sec
         xenium::ramalhete_queue, 7,i:  40,958,310 msg/sec
         xenium::ramalhete_queue, 8,s:  35,536,780 msg/sec
         xenium::ramalhete_queue, 8,i:  43,884,110 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,107,110 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,707,232 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,111,821 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,361,096 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,620,005 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,934,874 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,572,258 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,233,806 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,959,276 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,423,415 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,867,887 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,642,909 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,292,964 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,153,802 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,225 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,292,816 msg/sec
                     AtomicQueue, 1,s:  58,098,133 msg/sec
                     AtomicQueue, 1,i:  56,514,614 msg/sec
                     AtomicQueue, 2,s:  12,316,444 msg/sec
                     AtomicQueue, 2,i:  11,773,231 msg/sec
                     AtomicQueue, 3,s:  10,727,547 msg/sec
                     AtomicQueue, 3,i:   9,923,158 msg/sec
                     AtomicQueue, 4,s:   8,148,558 msg/sec
                     AtomicQueue, 4,i:   8,218,911 msg/sec
                     AtomicQueue, 5,s:   8,010,324 msg/sec
                     AtomicQueue, 5,i:   7,988,563 msg/sec
                     AtomicQueue, 6,s:   7,817,993 msg/sec
                     AtomicQueue, 6,i:   7,622,802 msg/sec
                     AtomicQueue, 7,s:   7,042,793 msg/sec
                     AtomicQueue, 7,i:   7,986,197 msg/sec
                     AtomicQueue, 8,s:   6,340,607 msg/sec
                     AtomicQueue, 8,i:   7,460,193 msg/sec
                    AtomicQueueB, 1,s:  44,795,701 msg/sec
                    AtomicQueueB, 1,i:  48,833,671 msg/sec
                    AtomicQueueB, 2,s:  11,661,515 msg/sec
                    AtomicQueueB, 2,i:  11,410,851 msg/sec
                    AtomicQueueB, 3,s:  10,939,957 msg/sec
                    AtomicQueueB, 3,i:  10,003,793 msg/sec
                    AtomicQueueB, 4,s:   8,038,606 msg/sec
                    AtomicQueueB, 4,i:   7,925,417 msg/sec
                    AtomicQueueB, 5,s:   7,512,252 msg/sec
                    AtomicQueueB, 5,i:   7,803,676 msg/sec
                    AtomicQueueB, 6,s:   7,315,209 msg/sec
                    AtomicQueueB, 6,i:   7,535,967 msg/sec
                    AtomicQueueB, 7,s:   6,895,215 msg/sec
                    AtomicQueueB, 7,i:   7,545,191 msg/sec
                    AtomicQueueB, 8,s:   6,259,368 msg/sec
                    AtomicQueueB, 8,i:   7,181,848 msg/sec
             OptimistAtomicQueue, 1,s: 753,807,718 msg/sec
             OptimistAtomicQueue, 1,i: 684,596,359 msg/sec
             OptimistAtomicQueue, 2,s:  32,644,404 msg/sec
             OptimistAtomicQueue, 2,i:  32,718,404 msg/sec
             OptimistAtomicQueue, 3,s:  36,663,661 msg/sec
             OptimistAtomicQueue, 3,i:  37,387,303 msg/sec
             OptimistAtomicQueue, 4,s:  39,286,252 msg/sec
             OptimistAtomicQueue, 4,i:  39,401,828 msg/sec
             OptimistAtomicQueue, 5,s:  41,658,899 msg/sec
             OptimistAtomicQueue, 5,i:  46,307,501 msg/sec
             OptimistAtomicQueue, 6,s:  42,336,390 msg/sec
             OptimistAtomicQueue, 6,i:  50,278,545 msg/sec
             OptimistAtomicQueue, 7,s:  44,371,358 msg/sec
             OptimistAtomicQueue, 7,i:  51,964,985 msg/sec
             OptimistAtomicQueue, 8,s:  46,400,583 msg/sec
             OptimistAtomicQueue, 8,i:  49,200,367 msg/sec
            OptimistAtomicQueueB, 1,s: 381,691,044 msg/sec
            OptimistAtomicQueueB, 1,i: 201,610,250 msg/sec
            OptimistAtomicQueueB, 2,s:  32,212,456 msg/sec
            OptimistAtomicQueueB, 2,i:  32,127,458 msg/sec
            OptimistAtomicQueueB, 3,s:  36,273,097 msg/sec
            OptimistAtomicQueueB, 3,i:  36,946,346 msg/sec
            OptimistAtomicQueueB, 4,s:  38,759,423 msg/sec
            OptimistAtomicQueueB, 4,i:  38,741,295 msg/sec
            OptimistAtomicQueueB, 5,s:  41,017,324 msg/sec
            OptimistAtomicQueueB, 5,i:  45,183,439 msg/sec
            OptimistAtomicQueueB, 6,s:  41,097,294 msg/sec
            OptimistAtomicQueueB, 6,i:  49,187,143 msg/sec
            OptimistAtomicQueueB, 7,s:  42,387,867 msg/sec
            OptimistAtomicQueueB, 7,i:  51,573,319 msg/sec
            OptimistAtomicQueueB, 8,s:  44,579,193 msg/sec
            OptimistAtomicQueueB, 8,i:  48,073,062 msg/sec
                    AtomicQueue2, 1,s:  23,115,828 msg/sec
                    AtomicQueue2, 1,i:  23,037,622 msg/sec
                    AtomicQueue2, 2,s:  11,704,770 msg/sec
                    AtomicQueue2, 2,i:  11,399,653 msg/sec
                    AtomicQueue2, 3,s:   9,456,261 msg/sec
                    AtomicQueue2, 3,i:   9,471,083 msg/sec
                    AtomicQueue2, 4,s:   8,019,453 msg/sec
                    AtomicQueue2, 4,i:   8,035,383 msg/sec
                    AtomicQueue2, 5,s:   7,918,794 msg/sec
                    AtomicQueue2, 5,i:   8,035,358 msg/sec
                    AtomicQueue2, 6,s:   7,792,252 msg/sec
                    AtomicQueue2, 6,i:   7,518,287 msg/sec
                    AtomicQueue2, 7,s:   7,098,088 msg/sec
                    AtomicQueue2, 7,i:   7,883,408 msg/sec
                    AtomicQueue2, 8,s:   6,383,095 msg/sec
                    AtomicQueue2, 8,i:   7,363,997 msg/sec
                   AtomicQueueB2, 1,s:  36,178,128 msg/sec
                   AtomicQueueB2, 1,i:  36,032,751 msg/sec
                   AtomicQueueB2, 2,s:  11,423,005 msg/sec
                   AtomicQueueB2, 2,i:  11,115,286 msg/sec
                   AtomicQueueB2, 3,s:   9,757,621 msg/sec
                   AtomicQueueB2, 3,i:   9,593,616 msg/sec
                   AtomicQueueB2, 4,s:   7,952,289 msg/sec
                   AtomicQueueB2, 4,i:   7,826,990 msg/sec
                   AtomicQueueB2, 5,s:   7,358,146 msg/sec
                   AtomicQueueB2, 5,i:   7,683,519 msg/sec
                   AtomicQueueB2, 6,s:   7,233,381 msg/sec
                   AtomicQueueB2, 6,i:   7,445,194 msg/sec
                   AtomicQueueB2, 7,s:   6,888,525 msg/sec
                   AtomicQueueB2, 7,i:   7,704,013 msg/sec
                   AtomicQueueB2, 8,s:   6,336,546 msg/sec
                   AtomicQueueB2, 8,i:   7,127,100 msg/sec
            OptimistAtomicQueue2, 1,s: 552,577,164 msg/sec
            OptimistAtomicQueue2, 1,i:  40,100,352 msg/sec
            OptimistAtomicQueue2, 2,s:  29,250,345 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,016 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,737 msg/sec
            OptimistAtomicQueue2, 3,i:  30,140,066 msg/sec
            OptimistAtomicQueue2, 4,s:  33,312,874 msg/sec
            OptimistAtomicQueue2, 4,i:  33,364,453 msg/sec
            OptimistAtomicQueue2, 5,s:  37,103,579 msg/sec
            OptimistAtomicQueue2, 5,i:  40,361,793 msg/sec
            OptimistAtomicQueue2, 6,s:  40,340,570 msg/sec
            OptimistAtomicQueue2, 6,i:  49,129,488 msg/sec
            OptimistAtomicQueue2, 7,s:  43,154,768 msg/sec
            OptimistAtomicQueue2, 7,i:  51,683,282 msg/sec
            OptimistAtomicQueue2, 8,s:  44,233,510 msg/sec
            OptimistAtomicQueue2, 8,i:  48,945,522 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,896,751 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,932,898 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,243,770 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,631,903 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,249,331 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,755,177 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,882,385 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,809,662 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,563,032 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,570,450 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,512,448 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,351,789 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,048,008 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,222,923 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,390,357 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,297,596 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000139 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000243 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[264] 132m:58s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,330,121 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,374,668 msg/sec
          boost::lockfree::queue, 1,s:   6,841,938 msg/sec
          boost::lockfree::queue, 1,i:   6,858,997 msg/sec
          boost::lockfree::queue, 2,s:   7,650,370 msg/sec
          boost::lockfree::queue, 2,i:   7,431,748 msg/sec
          boost::lockfree::queue, 3,s:   7,437,138 msg/sec
          boost::lockfree::queue, 3,i:   7,505,366 msg/sec
          boost::lockfree::queue, 4,s:   6,419,295 msg/sec
          boost::lockfree::queue, 4,i:   6,764,031 msg/sec
          boost::lockfree::queue, 5,s:   6,426,225 msg/sec
          boost::lockfree::queue, 5,i:   6,447,267 msg/sec
          boost::lockfree::queue, 6,s:   6,007,354 msg/sec
          boost::lockfree::queue, 6,i:   6,131,823 msg/sec
          boost::lockfree::queue, 7,s:   5,984,429 msg/sec
          boost::lockfree::queue, 7,i:   5,955,542 msg/sec
          boost::lockfree::queue, 8,s:   5,382,110 msg/sec
          boost::lockfree::queue, 8,i:   5,623,791 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 502,773,487 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  69,882,972 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,167,304 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,765,316 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,870,602 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,868,914 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,282,251 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,928,581 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,427,193 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,960,936 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,530,484 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,343,675 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,731,541 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,257,678 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,053,545 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  52,588,387 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,284,153 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,058,073 msg/sec
                pthread_spinlock, 1,s:  29,126,661 msg/sec
                pthread_spinlock, 1,i:  25,394,034 msg/sec
                pthread_spinlock, 2,s:  15,278,673 msg/sec
                pthread_spinlock, 2,i:  17,883,573 msg/sec
                pthread_spinlock, 3,s:   8,346,877 msg/sec
                pthread_spinlock, 3,i:  12,067,273 msg/sec
                pthread_spinlock, 4,s:   6,484,916 msg/sec
                pthread_spinlock, 4,i:   9,157,490 msg/sec
                pthread_spinlock, 5,s:   8,584,555 msg/sec
                pthread_spinlock, 5,i:   9,242,511 msg/sec
                pthread_spinlock, 6,s:   8,541,558 msg/sec
                pthread_spinlock, 6,i:   8,340,769 msg/sec
                pthread_spinlock, 7,s:   7,582,227 msg/sec
                pthread_spinlock, 7,i:   7,845,019 msg/sec
                pthread_spinlock, 8,s:   6,789,139 msg/sec
                pthread_spinlock, 8,i:   7,485,603 msg/sec
                      std::mutex, 1,s:   7,097,284 msg/sec
                      std::mutex, 1,i:   6,803,052 msg/sec
                      std::mutex, 2,s:   5,641,922 msg/sec
                      std::mutex, 2,i:   5,580,972 msg/sec
                      std::mutex, 3,s:   5,025,492 msg/sec
                      std::mutex, 3,i:   5,756,359 msg/sec
                      std::mutex, 4,s:   6,211,675 msg/sec
                      std::mutex, 4,i:   6,261,002 msg/sec
                      std::mutex, 5,s:   6,021,358 msg/sec
                      std::mutex, 5,i:   5,974,622 msg/sec
                      std::mutex, 6,s:   5,866,141 msg/sec
                      std::mutex, 6,i:   5,906,484 msg/sec
                      std::mutex, 7,s:   5,745,215 msg/sec
                      std::mutex, 7,i:   5,833,064 msg/sec
                      std::mutex, 8,s:   5,651,021 msg/sec
                      std::mutex, 8,i:   5,661,026 msg/sec
                 tbb::spin_mutex, 1,s:  38,018,266 msg/sec
                 tbb::spin_mutex, 1,i:  33,324,935 msg/sec
                 tbb::spin_mutex, 2,s:  21,225,618 msg/sec
                 tbb::spin_mutex, 2,i:  18,459,499 msg/sec
                 tbb::spin_mutex, 3,s:   7,644,514 msg/sec
                 tbb::spin_mutex, 3,i:  10,176,884 msg/sec
                 tbb::spin_mutex, 4,s:   3,211,846 msg/sec
                 tbb::spin_mutex, 4,i:   6,375,174 msg/sec
                 tbb::spin_mutex, 5,s:   5,331,322 msg/sec
                 tbb::spin_mutex, 5,i:   5,679,521 msg/sec
                 tbb::spin_mutex, 6,s:   5,342,163 msg/sec
                 tbb::spin_mutex, 6,i:   4,319,013 msg/sec
                 tbb::spin_mutex, 7,s:   4,820,603 msg/sec
                 tbb::spin_mutex, 7,i:   4,252,039 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,810 msg/sec
                 tbb::spin_mutex, 8,i:   4,188,886 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,052,261 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,804,239 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,025,043 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,404,375 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,208,556 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,329,407 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,039,503 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,191,462 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,565,454 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,366,209 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,627,457 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,718,717 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,684,628 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,142,312 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,790,235 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,941,176 msg/sec
     xenium::michael_scott_queue, 1,s:   9,438,806 msg/sec
     xenium::michael_scott_queue, 1,i:   9,498,337 msg/sec
     xenium::michael_scott_queue, 2,s:   8,523,971 msg/sec
     xenium::michael_scott_queue, 2,i:   8,500,032 msg/sec
     xenium::michael_scott_queue, 3,s:   7,389,813 msg/sec
     xenium::michael_scott_queue, 3,i:   7,656,343 msg/sec
     xenium::michael_scott_queue, 4,s:   6,319,895 msg/sec
     xenium::michael_scott_queue, 4,i:   6,358,296 msg/sec
     xenium::michael_scott_queue, 5,s:   6,314,397 msg/sec
     xenium::michael_scott_queue, 5,i:   6,785,042 msg/sec
     xenium::michael_scott_queue, 6,s:   6,545,978 msg/sec
     xenium::michael_scott_queue, 6,i:   6,734,748 msg/sec
     xenium::michael_scott_queue, 7,s:   6,304,481 msg/sec
     xenium::michael_scott_queue, 7,i:   6,575,520 msg/sec
     xenium::michael_scott_queue, 8,s:   6,022,562 msg/sec
     xenium::michael_scott_queue, 8,i:   6,190,373 msg/sec
         xenium::ramalhete_queue, 1,s:  31,401,439 msg/sec
         xenium::ramalhete_queue, 1,i:  31,121,454 msg/sec
         xenium::ramalhete_queue, 2,s:  23,675,328 msg/sec
         xenium::ramalhete_queue, 2,i:  23,391,961 msg/sec
         xenium::ramalhete_queue, 3,s:  29,305,014 msg/sec
         xenium::ramalhete_queue, 3,i:  28,461,018 msg/sec
         xenium::ramalhete_queue, 4,s:  33,763,514 msg/sec
         xenium::ramalhete_queue, 4,i:  33,494,116 msg/sec
         xenium::ramalhete_queue, 5,s:  32,052,602 msg/sec
         xenium::ramalhete_queue, 5,i:  36,086,557 msg/sec
         xenium::ramalhete_queue, 6,s:  34,144,415 msg/sec
         xenium::ramalhete_queue, 6,i:  38,761,513 msg/sec
         xenium::ramalhete_queue, 7,s:  35,098,512 msg/sec
         xenium::ramalhete_queue, 7,i:  41,118,207 msg/sec
         xenium::ramalhete_queue, 8,s:  35,598,109 msg/sec
         xenium::ramalhete_queue, 8,i:  43,784,503 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,032,431 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,638,550 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,315,171 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,574,448 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,525,171 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,886,233 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,548,689 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,297,763 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,686,272 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,374,803 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,890,116 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,341,717 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,179,471 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,020,560 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,379,044 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,338,511 msg/sec
                     AtomicQueue, 1,s:  58,562,000 msg/sec
                     AtomicQueue, 1,i:  57,136,426 msg/sec
                     AtomicQueue, 2,s:  12,291,959 msg/sec
                     AtomicQueue, 2,i:  11,713,795 msg/sec
                     AtomicQueue, 3,s:  10,784,790 msg/sec
                     AtomicQueue, 3,i:   9,935,544 msg/sec
                     AtomicQueue, 4,s:   8,178,022 msg/sec
                     AtomicQueue, 4,i:   8,204,170 msg/sec
                     AtomicQueue, 5,s:   8,068,652 msg/sec
                     AtomicQueue, 5,i:   8,080,481 msg/sec
                     AtomicQueue, 6,s:   7,925,388 msg/sec
                     AtomicQueue, 6,i:   7,640,593 msg/sec
                     AtomicQueue, 7,s:   7,172,263 msg/sec
                     AtomicQueue, 7,i:   7,972,429 msg/sec
                     AtomicQueue, 8,s:   6,352,392 msg/sec
                     AtomicQueue, 8,i:   7,461,462 msg/sec
                    AtomicQueueB, 1,s:  43,854,813 msg/sec
                    AtomicQueueB, 1,i:  43,053,293 msg/sec
                    AtomicQueueB, 2,s:  11,919,315 msg/sec
                    AtomicQueueB, 2,i:  11,494,033 msg/sec
                    AtomicQueueB, 3,s:  11,010,889 msg/sec
                    AtomicQueueB, 3,i:  10,078,058 msg/sec
                    AtomicQueueB, 4,s:   8,080,865 msg/sec
                    AtomicQueueB, 4,i:   8,029,733 msg/sec
                    AtomicQueueB, 5,s:   7,659,016 msg/sec
                    AtomicQueueB, 5,i:   7,794,935 msg/sec
                    AtomicQueueB, 6,s:   7,432,213 msg/sec
                    AtomicQueueB, 6,i:   7,593,181 msg/sec
                    AtomicQueueB, 7,s:   6,836,222 msg/sec
                    AtomicQueueB, 7,i:   7,719,092 msg/sec
                    AtomicQueueB, 8,s:   6,216,161 msg/sec
                    AtomicQueueB, 8,i:   6,997,724 msg/sec
             OptimistAtomicQueue, 1,s: 715,766,584 msg/sec
             OptimistAtomicQueue, 1,i: 512,388,398 msg/sec
             OptimistAtomicQueue, 2,s:  32,253,525 msg/sec
             OptimistAtomicQueue, 2,i:  32,123,934 msg/sec
             OptimistAtomicQueue, 3,s:  36,663,970 msg/sec
             OptimistAtomicQueue, 3,i:  37,403,505 msg/sec
             OptimistAtomicQueue, 4,s:  39,270,336 msg/sec
             OptimistAtomicQueue, 4,i:  39,356,778 msg/sec
             OptimistAtomicQueue, 5,s:  41,710,937 msg/sec
             OptimistAtomicQueue, 5,i:  47,400,943 msg/sec
             OptimistAtomicQueue, 6,s:  41,997,608 msg/sec
             OptimistAtomicQueue, 6,i:  50,413,970 msg/sec
             OptimistAtomicQueue, 7,s:  44,353,165 msg/sec
             OptimistAtomicQueue, 7,i:  52,047,879 msg/sec
             OptimistAtomicQueue, 8,s:  46,363,017 msg/sec
             OptimistAtomicQueue, 8,i:  49,203,370 msg/sec
            OptimistAtomicQueueB, 1,s: 243,024,645 msg/sec
            OptimistAtomicQueueB, 1,i: 203,192,128 msg/sec
            OptimistAtomicQueueB, 2,s:  32,156,425 msg/sec
            OptimistAtomicQueueB, 2,i:  31,913,279 msg/sec
            OptimistAtomicQueueB, 3,s:  36,259,132 msg/sec
            OptimistAtomicQueueB, 3,i:  36,853,768 msg/sec
            OptimistAtomicQueueB, 4,s:  38,709,309 msg/sec
            OptimistAtomicQueueB, 4,i:  38,705,164 msg/sec
            OptimistAtomicQueueB, 5,s:  40,419,787 msg/sec
            OptimistAtomicQueueB, 5,i:  45,459,164 msg/sec
            OptimistAtomicQueueB, 6,s:  40,884,810 msg/sec
            OptimistAtomicQueueB, 6,i:  49,091,102 msg/sec
            OptimistAtomicQueueB, 7,s:  41,998,661 msg/sec
            OptimistAtomicQueueB, 7,i:  47,917,883 msg/sec
            OptimistAtomicQueueB, 8,s:  44,357,596 msg/sec
            OptimistAtomicQueueB, 8,i:  48,730,922 msg/sec
                    AtomicQueue2, 1,s:  22,883,675 msg/sec
                    AtomicQueue2, 1,i:  22,818,210 msg/sec
                    AtomicQueue2, 2,s:  11,953,966 msg/sec
                    AtomicQueue2, 2,i:  11,616,291 msg/sec
                    AtomicQueue2, 3,s:   9,700,581 msg/sec
                    AtomicQueue2, 3,i:   9,376,143 msg/sec
                    AtomicQueue2, 4,s:   8,036,444 msg/sec
                    AtomicQueue2, 4,i:   7,991,159 msg/sec
                    AtomicQueue2, 5,s:   7,912,377 msg/sec
                    AtomicQueue2, 5,i:   8,016,303 msg/sec
                    AtomicQueue2, 6,s:   7,746,479 msg/sec
                    AtomicQueue2, 6,i:   7,548,182 msg/sec
                    AtomicQueue2, 7,s:   7,183,355 msg/sec
                    AtomicQueue2, 7,i:   7,887,339 msg/sec
                    AtomicQueue2, 8,s:   6,396,958 msg/sec
                    AtomicQueue2, 8,i:   7,370,624 msg/sec
                   AtomicQueueB2, 1,s:  36,051,099 msg/sec
                   AtomicQueueB2, 1,i:  32,635,387 msg/sec
                   AtomicQueueB2, 2,s:  11,326,490 msg/sec
                   AtomicQueueB2, 2,i:  11,097,226 msg/sec
                   AtomicQueueB2, 3,s:   9,626,504 msg/sec
                   AtomicQueueB2, 3,i:   9,528,515 msg/sec
                   AtomicQueueB2, 4,s:   7,911,917 msg/sec
                   AtomicQueueB2, 4,i:   7,818,476 msg/sec
                   AtomicQueueB2, 5,s:   7,549,241 msg/sec
                   AtomicQueueB2, 5,i:   7,680,962 msg/sec
                   AtomicQueueB2, 6,s:   7,234,875 msg/sec
                   AtomicQueueB2, 6,i:   7,402,561 msg/sec
                   AtomicQueueB2, 7,s:   6,933,695 msg/sec
                   AtomicQueueB2, 7,i:   7,708,790 msg/sec
                   AtomicQueueB2, 8,s:   6,239,134 msg/sec
                   AtomicQueueB2, 8,i:   6,974,935 msg/sec
            OptimistAtomicQueue2, 1,s: 472,384,463 msg/sec
            OptimistAtomicQueue2, 1,i:  29,854,605 msg/sec
            OptimistAtomicQueue2, 2,s:  22,624,663 msg/sec
            OptimistAtomicQueue2, 2,i:  24,895,697 msg/sec
            OptimistAtomicQueue2, 3,s:  30,324,005 msg/sec
            OptimistAtomicQueue2, 3,i:  29,945,957 msg/sec
            OptimistAtomicQueue2, 4,s:  33,265,289 msg/sec
            OptimistAtomicQueue2, 4,i:  33,251,882 msg/sec
            OptimistAtomicQueue2, 5,s:  37,326,429 msg/sec
            OptimistAtomicQueue2, 5,i:  40,192,643 msg/sec
            OptimistAtomicQueue2, 6,s:  39,941,106 msg/sec
            OptimistAtomicQueue2, 6,i:  49,027,331 msg/sec
            OptimistAtomicQueue2, 7,s:  42,658,900 msg/sec
            OptimistAtomicQueue2, 7,i:  51,686,792 msg/sec
            OptimistAtomicQueue2, 8,s:  43,868,124 msg/sec
            OptimistAtomicQueue2, 8,i:  49,240,088 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,166,242 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,875,268 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,279,173 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,732,509 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,685,344 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,517,210 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,201,424 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,071,673 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,510,026 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,202,303 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,723,092 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,948,431 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,913,487 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,188,102 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,393,444 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,035,022 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000324 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000125 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000294 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000292 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000259 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[265] 131m:38s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,670,639 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,892,357 msg/sec
          boost::lockfree::queue, 1,s:   7,903,886 msg/sec
          boost::lockfree::queue, 1,i:   7,902,566 msg/sec
          boost::lockfree::queue, 2,s:   7,554,118 msg/sec
          boost::lockfree::queue, 2,i:   7,449,641 msg/sec
          boost::lockfree::queue, 3,s:   7,383,715 msg/sec
          boost::lockfree::queue, 3,i:   7,614,100 msg/sec
          boost::lockfree::queue, 4,s:   6,411,956 msg/sec
          boost::lockfree::queue, 4,i:   6,863,333 msg/sec
          boost::lockfree::queue, 5,s:   6,382,858 msg/sec
          boost::lockfree::queue, 5,i:   6,491,242 msg/sec
          boost::lockfree::queue, 6,s:   6,035,239 msg/sec
          boost::lockfree::queue, 6,i:   6,133,709 msg/sec
          boost::lockfree::queue, 7,s:   5,969,043 msg/sec
          boost::lockfree::queue, 7,i:   5,927,477 msg/sec
          boost::lockfree::queue, 8,s:   5,470,311 msg/sec
          boost::lockfree::queue, 8,i:   5,568,212 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  52,735,697 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  54,713,530 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,902,164 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,537,926 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,763,440 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,487,999 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,320,257 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,899,877 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,696,575 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,906,854 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  30,003,278 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,152,328 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,367,943 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  35,008,999 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,007,008 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  51,673,300 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,366,433 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,210,281 msg/sec
                pthread_spinlock, 1,s:  28,964,952 msg/sec
                pthread_spinlock, 1,i:  25,350,797 msg/sec
                pthread_spinlock, 2,s:  15,467,458 msg/sec
                pthread_spinlock, 2,i:  17,901,253 msg/sec
                pthread_spinlock, 3,s:   8,421,889 msg/sec
                pthread_spinlock, 3,i:  11,943,068 msg/sec
                pthread_spinlock, 4,s:   6,557,078 msg/sec
                pthread_spinlock, 4,i:   8,995,886 msg/sec
                pthread_spinlock, 5,s:   8,582,597 msg/sec
                pthread_spinlock, 5,i:   9,256,542 msg/sec
                pthread_spinlock, 6,s:   8,312,044 msg/sec
                pthread_spinlock, 6,i:   8,397,013 msg/sec
                pthread_spinlock, 7,s:   7,624,076 msg/sec
                pthread_spinlock, 7,i:   7,495,183 msg/sec
                pthread_spinlock, 8,s:   6,918,641 msg/sec
                pthread_spinlock, 8,i:   6,879,366 msg/sec
                      std::mutex, 1,s:   5,568,799 msg/sec
                      std::mutex, 1,i:   5,746,276 msg/sec
                      std::mutex, 2,s:   5,296,752 msg/sec
                      std::mutex, 2,i:   5,210,294 msg/sec
                      std::mutex, 3,s:   5,414,504 msg/sec
                      std::mutex, 3,i:   4,850,356 msg/sec
                      std::mutex, 4,s:   6,021,837 msg/sec
                      std::mutex, 4,i:   6,185,088 msg/sec
                      std::mutex, 5,s:   5,948,597 msg/sec
                      std::mutex, 5,i:   5,841,598 msg/sec
                      std::mutex, 6,s:   5,814,802 msg/sec
                      std::mutex, 6,i:   5,803,400 msg/sec
                      std::mutex, 7,s:   5,779,532 msg/sec
                      std::mutex, 7,i:   5,770,080 msg/sec
                      std::mutex, 8,s:   5,644,194 msg/sec
                      std::mutex, 8,i:   5,652,488 msg/sec
                 tbb::spin_mutex, 1,s:  37,958,783 msg/sec
                 tbb::spin_mutex, 1,i:  38,124,193 msg/sec
                 tbb::spin_mutex, 2,s:  21,134,478 msg/sec
                 tbb::spin_mutex, 2,i:  18,429,615 msg/sec
                 tbb::spin_mutex, 3,s:   7,290,107 msg/sec
                 tbb::spin_mutex, 3,i:  10,195,635 msg/sec
                 tbb::spin_mutex, 4,s:   3,228,730 msg/sec
                 tbb::spin_mutex, 4,i:   6,284,880 msg/sec
                 tbb::spin_mutex, 5,s:   5,309,759 msg/sec
                 tbb::spin_mutex, 5,i:   5,697,600 msg/sec
                 tbb::spin_mutex, 6,s:   5,305,919 msg/sec
                 tbb::spin_mutex, 6,i:   4,367,797 msg/sec
                 tbb::spin_mutex, 7,s:   4,839,606 msg/sec
                 tbb::spin_mutex, 7,i:   4,332,375 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,049 msg/sec
                 tbb::spin_mutex, 8,i:   4,162,439 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,484,492 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,401,176 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,938,483 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,226,882 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,336,960 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,030,952 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,404,229 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,279,959 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,648,300 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,865,048 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,102,263 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,912,007 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,982,366 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,988,907 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,013,040 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,096,317 msg/sec
     xenium::michael_scott_queue, 1,s:   9,538,796 msg/sec
     xenium::michael_scott_queue, 1,i:   9,534,650 msg/sec
     xenium::michael_scott_queue, 2,s:   8,507,050 msg/sec
     xenium::michael_scott_queue, 2,i:   8,524,777 msg/sec
     xenium::michael_scott_queue, 3,s:   7,286,990 msg/sec
     xenium::michael_scott_queue, 3,i:   7,535,185 msg/sec
     xenium::michael_scott_queue, 4,s:   6,301,980 msg/sec
     xenium::michael_scott_queue, 4,i:   6,356,919 msg/sec
     xenium::michael_scott_queue, 5,s:   6,296,573 msg/sec
     xenium::michael_scott_queue, 5,i:   6,607,521 msg/sec
     xenium::michael_scott_queue, 6,s:   6,471,606 msg/sec
     xenium::michael_scott_queue, 6,i:   6,902,768 msg/sec
     xenium::michael_scott_queue, 7,s:   6,370,226 msg/sec
     xenium::michael_scott_queue, 7,i:   6,524,465 msg/sec
     xenium::michael_scott_queue, 8,s:   5,970,543 msg/sec
     xenium::michael_scott_queue, 8,i:   6,244,729 msg/sec
         xenium::ramalhete_queue, 1,s:  32,225,286 msg/sec
         xenium::ramalhete_queue, 1,i:  32,884,821 msg/sec
         xenium::ramalhete_queue, 2,s:  24,443,345 msg/sec
         xenium::ramalhete_queue, 2,i:  23,331,280 msg/sec
         xenium::ramalhete_queue, 3,s:  29,168,631 msg/sec
         xenium::ramalhete_queue, 3,i:  28,502,636 msg/sec
         xenium::ramalhete_queue, 4,s:  33,892,364 msg/sec
         xenium::ramalhete_queue, 4,i:  33,477,360 msg/sec
         xenium::ramalhete_queue, 5,s:  32,014,405 msg/sec
         xenium::ramalhete_queue, 5,i:  36,625,708 msg/sec
         xenium::ramalhete_queue, 6,s:  34,009,627 msg/sec
         xenium::ramalhete_queue, 6,i:  38,904,412 msg/sec
         xenium::ramalhete_queue, 7,s:  35,099,618 msg/sec
         xenium::ramalhete_queue, 7,i:  40,944,307 msg/sec
         xenium::ramalhete_queue, 8,s:  35,591,931 msg/sec
         xenium::ramalhete_queue, 8,i:  43,797,800 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,317,907 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,826,158 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,718,907 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,956,755 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,679,719 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,024,922 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,456,325 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,054,654 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,975,486 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,362,794 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,862,607 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,236,214 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,175,348 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,332,194 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,382,867 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,531,272 msg/sec
                     AtomicQueue, 1,s:  54,723,676 msg/sec
                     AtomicQueue, 1,i:  54,183,254 msg/sec
                     AtomicQueue, 2,s:  12,306,901 msg/sec
                     AtomicQueue, 2,i:  11,748,250 msg/sec
                     AtomicQueue, 3,s:  10,792,943 msg/sec
                     AtomicQueue, 3,i:   9,947,837 msg/sec
                     AtomicQueue, 4,s:   8,253,137 msg/sec
                     AtomicQueue, 4,i:   8,209,410 msg/sec
                     AtomicQueue, 5,s:   8,040,625 msg/sec
                     AtomicQueue, 5,i:   8,107,940 msg/sec
                     AtomicQueue, 6,s:   7,841,926 msg/sec
                     AtomicQueue, 6,i:   7,603,146 msg/sec
                     AtomicQueue, 7,s:   7,176,291 msg/sec
                     AtomicQueue, 7,i:   7,969,010 msg/sec
                     AtomicQueue, 8,s:   6,339,008 msg/sec
                     AtomicQueue, 8,i:   7,450,253 msg/sec
                    AtomicQueueB, 1,s:  48,275,340 msg/sec
                    AtomicQueueB, 1,i:  43,587,727 msg/sec
                    AtomicQueueB, 2,s:  11,883,384 msg/sec
                    AtomicQueueB, 2,i:  11,524,046 msg/sec
                    AtomicQueueB, 3,s:  10,974,679 msg/sec
                    AtomicQueueB, 3,i:  10,143,258 msg/sec
                    AtomicQueueB, 4,s:   8,092,702 msg/sec
                    AtomicQueueB, 4,i:   8,116,929 msg/sec
                    AtomicQueueB, 5,s:   7,602,378 msg/sec
                    AtomicQueueB, 5,i:   7,814,891 msg/sec
                    AtomicQueueB, 6,s:   7,430,766 msg/sec
                    AtomicQueueB, 6,i:   7,568,738 msg/sec
                    AtomicQueueB, 7,s:   6,814,905 msg/sec
                    AtomicQueueB, 7,i:   7,749,684 msg/sec
                    AtomicQueueB, 8,s:   6,213,210 msg/sec
                    AtomicQueueB, 8,i:   7,103,272 msg/sec
             OptimistAtomicQueue, 1,s: 753,671,226 msg/sec
             OptimistAtomicQueue, 1,i: 601,601,282 msg/sec
             OptimistAtomicQueue, 2,s:  32,647,243 msg/sec
             OptimistAtomicQueue, 2,i:  32,704,057 msg/sec
             OptimistAtomicQueue, 3,s:  36,573,141 msg/sec
             OptimistAtomicQueue, 3,i:  37,326,474 msg/sec
             OptimistAtomicQueue, 4,s:  39,292,191 msg/sec
             OptimistAtomicQueue, 4,i:  39,378,948 msg/sec
             OptimistAtomicQueue, 5,s:  42,355,607 msg/sec
             OptimistAtomicQueue, 5,i:  46,353,664 msg/sec
             OptimistAtomicQueue, 6,s:  42,649,773 msg/sec
             OptimistAtomicQueue, 6,i:  50,213,588 msg/sec
             OptimistAtomicQueue, 7,s:  44,536,550 msg/sec
             OptimistAtomicQueue, 7,i:  52,032,098 msg/sec
             OptimistAtomicQueue, 8,s:  46,467,682 msg/sec
             OptimistAtomicQueue, 8,i:  49,534,939 msg/sec
            OptimistAtomicQueueB, 1,s:  77,704,373 msg/sec
            OptimistAtomicQueueB, 1,i: 137,085,242 msg/sec
            OptimistAtomicQueueB, 2,s:  32,083,918 msg/sec
            OptimistAtomicQueueB, 2,i:  31,894,123 msg/sec
            OptimistAtomicQueueB, 3,s:  36,217,126 msg/sec
            OptimistAtomicQueueB, 3,i:  36,857,486 msg/sec
            OptimistAtomicQueueB, 4,s:  38,692,115 msg/sec
            OptimistAtomicQueueB, 4,i:  38,658,144 msg/sec
            OptimistAtomicQueueB, 5,s:  40,337,485 msg/sec
            OptimistAtomicQueueB, 5,i:  45,599,025 msg/sec
            OptimistAtomicQueueB, 6,s:  41,212,583 msg/sec
            OptimistAtomicQueueB, 6,i:  49,040,532 msg/sec
            OptimistAtomicQueueB, 7,s:  42,743,737 msg/sec
            OptimistAtomicQueueB, 7,i:  48,318,837 msg/sec
            OptimistAtomicQueueB, 8,s:  44,339,485 msg/sec
            OptimistAtomicQueueB, 8,i:  48,328,167 msg/sec
                    AtomicQueue2, 1,s:  23,110,598 msg/sec
                    AtomicQueue2, 1,i:  23,084,002 msg/sec
                    AtomicQueue2, 2,s:  11,912,711 msg/sec
                    AtomicQueue2, 2,i:  11,421,897 msg/sec
                    AtomicQueue2, 3,s:   9,312,249 msg/sec
                    AtomicQueue2, 3,i:   9,404,295 msg/sec
                    AtomicQueue2, 4,s:   8,096,851 msg/sec
                    AtomicQueue2, 4,i:   8,073,026 msg/sec
                    AtomicQueue2, 5,s:   7,901,085 msg/sec
                    AtomicQueue2, 5,i:   8,035,547 msg/sec
                    AtomicQueue2, 6,s:   7,710,447 msg/sec
                    AtomicQueue2, 6,i:   7,537,655 msg/sec
                    AtomicQueue2, 7,s:   7,119,317 msg/sec
                    AtomicQueue2, 7,i:   7,886,247 msg/sec
                    AtomicQueue2, 8,s:   6,369,704 msg/sec
                    AtomicQueue2, 8,i:   7,366,061 msg/sec
                   AtomicQueueB2, 1,s:  36,323,022 msg/sec
                   AtomicQueueB2, 1,i:  36,211,846 msg/sec
                   AtomicQueueB2, 2,s:  11,361,888 msg/sec
                   AtomicQueueB2, 2,i:  11,116,002 msg/sec
                   AtomicQueueB2, 3,s:   9,650,082 msg/sec
                   AtomicQueueB2, 3,i:   9,617,572 msg/sec
                   AtomicQueueB2, 4,s:   7,929,658 msg/sec
                   AtomicQueueB2, 4,i:   7,769,047 msg/sec
                   AtomicQueueB2, 5,s:   7,541,852 msg/sec
                   AtomicQueueB2, 5,i:   7,727,696 msg/sec
                   AtomicQueueB2, 6,s:   7,200,098 msg/sec
                   AtomicQueueB2, 6,i:   7,432,846 msg/sec
                   AtomicQueueB2, 7,s:   6,866,331 msg/sec
                   AtomicQueueB2, 7,i:   7,725,498 msg/sec
                   AtomicQueueB2, 8,s:   6,331,143 msg/sec
                   AtomicQueueB2, 8,i:   7,095,280 msg/sec
            OptimistAtomicQueue2, 1,s: 435,410,830 msg/sec
            OptimistAtomicQueue2, 1,i:  29,748,528 msg/sec
            OptimistAtomicQueue2, 2,s:  24,251,798 msg/sec
            OptimistAtomicQueue2, 2,i:  24,012,186 msg/sec
            OptimistAtomicQueue2, 3,s:  30,309,744 msg/sec
            OptimistAtomicQueue2, 3,i:  30,014,673 msg/sec
            OptimistAtomicQueue2, 4,s:  33,153,936 msg/sec
            OptimistAtomicQueue2, 4,i:  33,294,667 msg/sec
            OptimistAtomicQueue2, 5,s:  37,231,852 msg/sec
            OptimistAtomicQueue2, 5,i:  41,177,384 msg/sec
            OptimistAtomicQueue2, 6,s:  40,019,463 msg/sec
            OptimistAtomicQueue2, 6,i:  49,028,882 msg/sec
            OptimistAtomicQueue2, 7,s:  42,764,997 msg/sec
            OptimistAtomicQueue2, 7,i:  48,156,990 msg/sec
            OptimistAtomicQueue2, 8,s:  44,015,615 msg/sec
            OptimistAtomicQueue2, 8,i:  48,329,565 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,261,922 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,859,138 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,196,244 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,639,581 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,759,281 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,685,068 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,488,098 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,669,797 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,434,675 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,257,223 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,140,798 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,436,318 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,294,470 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,121,961 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,066,122 msg/sec
           OptimistAtomicQueueB2, 8,i:  44,993,005 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000124 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000241 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[266] 130m:19s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,826,316 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,963,541 msg/sec
          boost::lockfree::queue, 1,s:   6,884,680 msg/sec
          boost::lockfree::queue, 1,i:   6,880,600 msg/sec
          boost::lockfree::queue, 2,s:   7,613,764 msg/sec
          boost::lockfree::queue, 2,i:   7,457,557 msg/sec
          boost::lockfree::queue, 3,s:   7,409,984 msg/sec
          boost::lockfree::queue, 3,i:   7,503,362 msg/sec
          boost::lockfree::queue, 4,s:   6,427,286 msg/sec
          boost::lockfree::queue, 4,i:   6,829,556 msg/sec
          boost::lockfree::queue, 5,s:   6,425,602 msg/sec
          boost::lockfree::queue, 5,i:   6,484,554 msg/sec
          boost::lockfree::queue, 6,s:   6,050,021 msg/sec
          boost::lockfree::queue, 6,i:   6,075,432 msg/sec
          boost::lockfree::queue, 7,s:   5,816,421 msg/sec
          boost::lockfree::queue, 7,i:   5,913,645 msg/sec
          boost::lockfree::queue, 8,s:   5,489,057 msg/sec
          boost::lockfree::queue, 8,i:   5,569,762 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  91,487,198 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  65,028,045 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,734,949 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,540,426 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,667,708 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,766,848 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,263,248 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,779,503 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,962,085 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,080,395 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,311,233 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,394,234 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,422,989 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,955,738 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,000,017 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  35,768,086 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,233,997 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,277,912 msg/sec
                pthread_spinlock, 1,s:  28,838,134 msg/sec
                pthread_spinlock, 1,i:  25,304,372 msg/sec
                pthread_spinlock, 2,s:  15,706,200 msg/sec
                pthread_spinlock, 2,i:  16,980,656 msg/sec
                pthread_spinlock, 3,s:   8,345,085 msg/sec
                pthread_spinlock, 3,i:  12,062,885 msg/sec
                pthread_spinlock, 4,s:   6,527,280 msg/sec
                pthread_spinlock, 4,i:   9,145,838 msg/sec
                pthread_spinlock, 5,s:   8,643,885 msg/sec
                pthread_spinlock, 5,i:   9,471,820 msg/sec
                pthread_spinlock, 6,s:   8,351,397 msg/sec
                pthread_spinlock, 6,i:   8,462,434 msg/sec
                pthread_spinlock, 7,s:   7,568,671 msg/sec
                pthread_spinlock, 7,i:   7,696,492 msg/sec
                pthread_spinlock, 8,s:   6,878,274 msg/sec
                pthread_spinlock, 8,i:   6,940,330 msg/sec
                      std::mutex, 1,s:   7,211,645 msg/sec
                      std::mutex, 1,i:   6,583,030 msg/sec
                      std::mutex, 2,s:   5,394,019 msg/sec
                      std::mutex, 2,i:   6,157,239 msg/sec
                      std::mutex, 3,s:   5,362,934 msg/sec
                      std::mutex, 3,i:   5,608,446 msg/sec
                      std::mutex, 4,s:   5,221,037 msg/sec
                      std::mutex, 4,i:   6,207,688 msg/sec
                      std::mutex, 5,s:   5,986,810 msg/sec
                      std::mutex, 5,i:   6,135,012 msg/sec
                      std::mutex, 6,s:   5,900,008 msg/sec
                      std::mutex, 6,i:   5,940,556 msg/sec
                      std::mutex, 7,s:   5,845,932 msg/sec
                      std::mutex, 7,i:   5,832,026 msg/sec
                      std::mutex, 8,s:   5,709,295 msg/sec
                      std::mutex, 8,i:   5,697,528 msg/sec
                 tbb::spin_mutex, 1,s:  38,136,671 msg/sec
                 tbb::spin_mutex, 1,i:  33,094,854 msg/sec
                 tbb::spin_mutex, 2,s:  21,091,670 msg/sec
                 tbb::spin_mutex, 2,i:  18,444,119 msg/sec
                 tbb::spin_mutex, 3,s:   8,469,618 msg/sec
                 tbb::spin_mutex, 3,i:  10,212,657 msg/sec
                 tbb::spin_mutex, 4,s:   3,044,002 msg/sec
                 tbb::spin_mutex, 4,i:   6,304,366 msg/sec
                 tbb::spin_mutex, 5,s:   5,215,141 msg/sec
                 tbb::spin_mutex, 5,i:   5,371,356 msg/sec
                 tbb::spin_mutex, 6,s:   5,374,028 msg/sec
                 tbb::spin_mutex, 6,i:   4,344,173 msg/sec
                 tbb::spin_mutex, 7,s:   4,701,305 msg/sec
                 tbb::spin_mutex, 7,i:   4,308,935 msg/sec
                 tbb::spin_mutex, 8,s:   4,236,754 msg/sec
                 tbb::spin_mutex, 8,i:   4,131,294 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,311,069 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,152,293 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,848,948 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,791,018 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,416,394 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,445,340 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,432,216 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,247,259 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,834,053 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,745,708 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,747,788 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,134,403 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,902,931 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,994,781 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,853,697 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,131,385 msg/sec
     xenium::michael_scott_queue, 1,s:   9,329,901 msg/sec
     xenium::michael_scott_queue, 1,i:   9,256,043 msg/sec
     xenium::michael_scott_queue, 2,s:   8,345,897 msg/sec
     xenium::michael_scott_queue, 2,i:   8,384,181 msg/sec
     xenium::michael_scott_queue, 3,s:   7,269,557 msg/sec
     xenium::michael_scott_queue, 3,i:   7,561,772 msg/sec
     xenium::michael_scott_queue, 4,s:   6,306,717 msg/sec
     xenium::michael_scott_queue, 4,i:   6,431,333 msg/sec
     xenium::michael_scott_queue, 5,s:   6,326,386 msg/sec
     xenium::michael_scott_queue, 5,i:   6,665,182 msg/sec
     xenium::michael_scott_queue, 6,s:   6,487,500 msg/sec
     xenium::michael_scott_queue, 6,i:   6,711,255 msg/sec
     xenium::michael_scott_queue, 7,s:   6,307,996 msg/sec
     xenium::michael_scott_queue, 7,i:   6,456,546 msg/sec
     xenium::michael_scott_queue, 8,s:   6,005,059 msg/sec
     xenium::michael_scott_queue, 8,i:   6,220,288 msg/sec
         xenium::ramalhete_queue, 1,s:  32,153,970 msg/sec
         xenium::ramalhete_queue, 1,i:  31,962,534 msg/sec
         xenium::ramalhete_queue, 2,s:  23,668,615 msg/sec
         xenium::ramalhete_queue, 2,i:  23,304,027 msg/sec
         xenium::ramalhete_queue, 3,s:  29,127,621 msg/sec
         xenium::ramalhete_queue, 3,i:  28,418,491 msg/sec
         xenium::ramalhete_queue, 4,s:  33,833,589 msg/sec
         xenium::ramalhete_queue, 4,i:  33,476,505 msg/sec
         xenium::ramalhete_queue, 5,s:  32,172,913 msg/sec
         xenium::ramalhete_queue, 5,i:  37,115,671 msg/sec
         xenium::ramalhete_queue, 6,s:  34,421,539 msg/sec
         xenium::ramalhete_queue, 6,i:  39,338,565 msg/sec
         xenium::ramalhete_queue, 7,s:  35,100,146 msg/sec
         xenium::ramalhete_queue, 7,i:  41,325,428 msg/sec
         xenium::ramalhete_queue, 8,s:  35,321,017 msg/sec
         xenium::ramalhete_queue, 8,i:  43,792,741 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,022,084 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  95,292,266 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,936,297 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,545,502 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,526,805 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,022,198 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,557,916 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,135,892 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,894,367 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,340,862 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,011,784 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,171,955 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,174,321 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,965,102 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,439,046 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,250,877 msg/sec
                     AtomicQueue, 1,s:  59,635,788 msg/sec
                     AtomicQueue, 1,i:  56,478,203 msg/sec
                     AtomicQueue, 2,s:  12,268,285 msg/sec
                     AtomicQueue, 2,i:  11,735,932 msg/sec
                     AtomicQueue, 3,s:  10,771,707 msg/sec
                     AtomicQueue, 3,i:   9,939,692 msg/sec
                     AtomicQueue, 4,s:   8,174,317 msg/sec
                     AtomicQueue, 4,i:   8,220,096 msg/sec
                     AtomicQueue, 5,s:   8,036,197 msg/sec
                     AtomicQueue, 5,i:   8,099,408 msg/sec
                     AtomicQueue, 6,s:   7,812,101 msg/sec
                     AtomicQueue, 6,i:   7,637,235 msg/sec
                     AtomicQueue, 7,s:   7,195,575 msg/sec
                     AtomicQueue, 7,i:   7,964,558 msg/sec
                     AtomicQueue, 8,s:   6,339,752 msg/sec
                     AtomicQueue, 8,i:   7,468,508 msg/sec
                    AtomicQueueB, 1,s: 146,767,242 msg/sec
                    AtomicQueueB, 1,i:  44,026,726 msg/sec
                    AtomicQueueB, 2,s:  11,848,915 msg/sec
                    AtomicQueueB, 2,i:  11,491,129 msg/sec
                    AtomicQueueB, 3,s:  11,009,288 msg/sec
                    AtomicQueueB, 3,i:  10,225,898 msg/sec
                    AtomicQueueB, 4,s:   8,042,647 msg/sec
                    AtomicQueueB, 4,i:   7,891,032 msg/sec
                    AtomicQueueB, 5,s:   7,632,562 msg/sec
                    AtomicQueueB, 5,i:   7,830,353 msg/sec
                    AtomicQueueB, 6,s:   7,404,668 msg/sec
                    AtomicQueueB, 6,i:   7,486,999 msg/sec
                    AtomicQueueB, 7,s:   6,906,863 msg/sec
                    AtomicQueueB, 7,i:   7,724,931 msg/sec
                    AtomicQueueB, 8,s:   6,195,848 msg/sec
                    AtomicQueueB, 8,i:   7,037,242 msg/sec
             OptimistAtomicQueue, 1,s: 680,217,043 msg/sec
             OptimistAtomicQueue, 1,i: 511,252,998 msg/sec
             OptimistAtomicQueue, 2,s:  32,088,984 msg/sec
             OptimistAtomicQueue, 2,i:  32,206,215 msg/sec
             OptimistAtomicQueue, 3,s:  36,640,898 msg/sec
             OptimistAtomicQueue, 3,i:  37,263,708 msg/sec
             OptimistAtomicQueue, 4,s:  39,266,328 msg/sec
             OptimistAtomicQueue, 4,i:  39,369,966 msg/sec
             OptimistAtomicQueue, 5,s:  39,854,456 msg/sec
             OptimistAtomicQueue, 5,i:  46,532,004 msg/sec
             OptimistAtomicQueue, 6,s:  42,042,468 msg/sec
             OptimistAtomicQueue, 6,i:  50,229,495 msg/sec
             OptimistAtomicQueue, 7,s:  44,322,086 msg/sec
             OptimistAtomicQueue, 7,i:  49,393,838 msg/sec
             OptimistAtomicQueue, 8,s:  46,458,581 msg/sec
             OptimistAtomicQueue, 8,i:  49,042,670 msg/sec
            OptimistAtomicQueueB, 1,s:  77,745,897 msg/sec
            OptimistAtomicQueueB, 1,i:  77,783,589 msg/sec
            OptimistAtomicQueueB, 2,s:  31,652,384 msg/sec
            OptimistAtomicQueueB, 2,i:  31,722,023 msg/sec
            OptimistAtomicQueueB, 3,s:  36,137,543 msg/sec
            OptimistAtomicQueueB, 3,i:  36,748,078 msg/sec
            OptimistAtomicQueueB, 4,s:  38,671,674 msg/sec
            OptimistAtomicQueueB, 4,i:  38,500,961 msg/sec
            OptimistAtomicQueueB, 5,s:  40,789,903 msg/sec
            OptimistAtomicQueueB, 5,i:  45,316,426 msg/sec
            OptimistAtomicQueueB, 6,s:  40,803,073 msg/sec
            OptimistAtomicQueueB, 6,i:  49,153,710 msg/sec
            OptimistAtomicQueueB, 7,s:  41,733,652 msg/sec
            OptimistAtomicQueueB, 7,i:  47,629,045 msg/sec
            OptimistAtomicQueueB, 8,s:  44,214,656 msg/sec
            OptimistAtomicQueueB, 8,i:  48,169,763 msg/sec
                    AtomicQueue2, 1,s:  22,861,590 msg/sec
                    AtomicQueue2, 1,i:  22,855,203 msg/sec
                    AtomicQueue2, 2,s:  12,008,015 msg/sec
                    AtomicQueue2, 2,i:  11,361,559 msg/sec
                    AtomicQueue2, 3,s:   9,840,792 msg/sec
                    AtomicQueue2, 3,i:   9,490,314 msg/sec
                    AtomicQueue2, 4,s:   8,027,462 msg/sec
                    AtomicQueue2, 4,i:   8,042,367 msg/sec
                    AtomicQueue2, 5,s:   7,921,769 msg/sec
                    AtomicQueue2, 5,i:   8,035,141 msg/sec
                    AtomicQueue2, 6,s:   7,615,029 msg/sec
                    AtomicQueue2, 6,i:   7,511,971 msg/sec
                    AtomicQueue2, 7,s:   7,085,382 msg/sec
                    AtomicQueue2, 7,i:   7,886,813 msg/sec
                    AtomicQueue2, 8,s:   6,425,971 msg/sec
                    AtomicQueue2, 8,i:   7,395,072 msg/sec
                   AtomicQueueB2, 1,s:  36,338,826 msg/sec
                   AtomicQueueB2, 1,i:  36,138,262 msg/sec
                   AtomicQueueB2, 2,s:  11,472,436 msg/sec
                   AtomicQueueB2, 2,i:  11,084,879 msg/sec
                   AtomicQueueB2, 3,s:   9,654,434 msg/sec
                   AtomicQueueB2, 3,i:   9,499,813 msg/sec
                   AtomicQueueB2, 4,s:   7,994,649 msg/sec
                   AtomicQueueB2, 4,i:   7,854,075 msg/sec
                   AtomicQueueB2, 5,s:   7,496,027 msg/sec
                   AtomicQueueB2, 5,i:   7,742,656 msg/sec
                   AtomicQueueB2, 6,s:   7,141,181 msg/sec
                   AtomicQueueB2, 6,i:   7,434,041 msg/sec
                   AtomicQueueB2, 7,s:   6,902,548 msg/sec
                   AtomicQueueB2, 7,i:   7,714,227 msg/sec
                   AtomicQueueB2, 8,s:   6,272,034 msg/sec
                   AtomicQueueB2, 8,i:   6,973,108 msg/sec
            OptimistAtomicQueue2, 1,s: 460,505,282 msg/sec
            OptimistAtomicQueue2, 1,i: 459,631,327 msg/sec
            OptimistAtomicQueue2, 2,s:  24,750,077 msg/sec
            OptimistAtomicQueue2, 2,i:  24,031,420 msg/sec
            OptimistAtomicQueue2, 3,s:  30,324,087 msg/sec
            OptimistAtomicQueue2, 3,i:  29,958,128 msg/sec
            OptimistAtomicQueue2, 4,s:  33,228,929 msg/sec
            OptimistAtomicQueue2, 4,i:  33,053,806 msg/sec
            OptimistAtomicQueue2, 5,s:  37,302,869 msg/sec
            OptimistAtomicQueue2, 5,i:  40,731,093 msg/sec
            OptimistAtomicQueue2, 6,s:  40,017,892 msg/sec
            OptimistAtomicQueue2, 6,i:  49,416,879 msg/sec
            OptimistAtomicQueue2, 7,s:  42,873,160 msg/sec
            OptimistAtomicQueue2, 7,i:  48,172,235 msg/sec
            OptimistAtomicQueue2, 8,s:  44,026,014 msg/sec
            OptimistAtomicQueue2, 8,i:  49,458,897 msg/sec
           OptimistAtomicQueueB2, 1,s:  79,114,521 msg/sec
           OptimistAtomicQueueB2, 1,i:  64,725,658 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,748,596 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,181,190 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,387,426 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,080,748 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,624,282 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,772,767 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,713,016 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,108,754 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,610,485 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,238,548 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,776,861 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,079,313 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,213,839 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,131,202 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000114 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000254 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000275 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000188 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[267] 128m:59s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,807,051 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,923,230 msg/sec
          boost::lockfree::queue, 1,s:   6,847,650 msg/sec
          boost::lockfree::queue, 1,i:   6,930,720 msg/sec
          boost::lockfree::queue, 2,s:   7,618,017 msg/sec
          boost::lockfree::queue, 2,i:   7,537,463 msg/sec
          boost::lockfree::queue, 3,s:   7,308,724 msg/sec
          boost::lockfree::queue, 3,i:   7,534,166 msg/sec
          boost::lockfree::queue, 4,s:   6,428,147 msg/sec
          boost::lockfree::queue, 4,i:   6,840,476 msg/sec
          boost::lockfree::queue, 5,s:   6,475,051 msg/sec
          boost::lockfree::queue, 5,i:   6,504,720 msg/sec
          boost::lockfree::queue, 6,s:   5,964,724 msg/sec
          boost::lockfree::queue, 6,i:   6,103,845 msg/sec
          boost::lockfree::queue, 7,s:   5,935,619 msg/sec
          boost::lockfree::queue, 7,i:   6,052,159 msg/sec
          boost::lockfree::queue, 8,s:   5,343,026 msg/sec
          boost::lockfree::queue, 8,i:   5,598,502 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 113,921,932 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  99,892,488 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,977,389 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,667,055 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,242,478 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,216,450 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,576,859 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,801,512 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,470,303 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,516,032 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,369,632 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,870,778 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,412,355 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,469,467 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,343,123 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,218,400 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,514,974 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,494,564 msg/sec
                pthread_spinlock, 1,s:  29,068,079 msg/sec
                pthread_spinlock, 1,i:  25,352,145 msg/sec
                pthread_spinlock, 2,s:  16,107,628 msg/sec
                pthread_spinlock, 2,i:  16,937,301 msg/sec
                pthread_spinlock, 3,s:   8,328,957 msg/sec
                pthread_spinlock, 3,i:  12,137,232 msg/sec
                pthread_spinlock, 4,s:   6,479,052 msg/sec
                pthread_spinlock, 4,i:   8,956,174 msg/sec
                pthread_spinlock, 5,s:   8,699,871 msg/sec
                pthread_spinlock, 5,i:   9,457,227 msg/sec
                pthread_spinlock, 6,s:   8,454,009 msg/sec
                pthread_spinlock, 6,i:   8,541,555 msg/sec
                pthread_spinlock, 7,s:   8,022,371 msg/sec
                pthread_spinlock, 7,i:   7,450,278 msg/sec
                pthread_spinlock, 8,s:   6,684,180 msg/sec
                pthread_spinlock, 8,i:   7,303,625 msg/sec
                      std::mutex, 1,s:   5,837,957 msg/sec
                      std::mutex, 1,i:   7,435,264 msg/sec
                      std::mutex, 2,s:   6,068,064 msg/sec
                      std::mutex, 2,i:   6,369,852 msg/sec
                      std::mutex, 3,s:   6,141,488 msg/sec
                      std::mutex, 3,i:   6,257,032 msg/sec
                      std::mutex, 4,s:   6,042,577 msg/sec
                      std::mutex, 4,i:   6,368,167 msg/sec
                      std::mutex, 5,s:   6,179,290 msg/sec
                      std::mutex, 5,i:   6,270,670 msg/sec
                      std::mutex, 6,s:   5,944,523 msg/sec
                      std::mutex, 6,i:   5,991,254 msg/sec
                      std::mutex, 7,s:   5,918,996 msg/sec
                      std::mutex, 7,i:   5,948,129 msg/sec
                      std::mutex, 8,s:   5,755,920 msg/sec
                      std::mutex, 8,i:   5,785,110 msg/sec
                 tbb::spin_mutex, 1,s:  37,677,928 msg/sec
                 tbb::spin_mutex, 1,i:  37,732,275 msg/sec
                 tbb::spin_mutex, 2,s:  21,200,835 msg/sec
                 tbb::spin_mutex, 2,i:  20,466,122 msg/sec
                 tbb::spin_mutex, 3,s:   9,064,063 msg/sec
                 tbb::spin_mutex, 3,i:  11,202,456 msg/sec
                 tbb::spin_mutex, 4,s:   3,115,371 msg/sec
                 tbb::spin_mutex, 4,i:   6,402,409 msg/sec
                 tbb::spin_mutex, 5,s:   5,267,688 msg/sec
                 tbb::spin_mutex, 5,i:   5,470,713 msg/sec
                 tbb::spin_mutex, 6,s:   5,404,292 msg/sec
                 tbb::spin_mutex, 6,i:   4,363,543 msg/sec
                 tbb::spin_mutex, 7,s:   4,864,379 msg/sec
                 tbb::spin_mutex, 7,i:   4,343,712 msg/sec
                 tbb::spin_mutex, 8,s:   4,246,598 msg/sec
                 tbb::spin_mutex, 8,i:   4,087,762 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,176,345 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,197,576 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,686,065 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,948,220 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,399,478 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,519,020 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,111,336 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,426,152 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,564,252 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,612,860 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,688,532 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,655,051 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,831,009 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,799,259 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,080,256 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,067,554 msg/sec
     xenium::michael_scott_queue, 1,s:  10,097,724 msg/sec
     xenium::michael_scott_queue, 1,i:   9,868,744 msg/sec
     xenium::michael_scott_queue, 2,s:   8,470,798 msg/sec
     xenium::michael_scott_queue, 2,i:   8,442,739 msg/sec
     xenium::michael_scott_queue, 3,s:   7,128,866 msg/sec
     xenium::michael_scott_queue, 3,i:   7,558,816 msg/sec
     xenium::michael_scott_queue, 4,s:   6,296,799 msg/sec
     xenium::michael_scott_queue, 4,i:   6,327,479 msg/sec
     xenium::michael_scott_queue, 5,s:   6,304,009 msg/sec
     xenium::michael_scott_queue, 5,i:   6,660,612 msg/sec
     xenium::michael_scott_queue, 6,s:   6,484,696 msg/sec
     xenium::michael_scott_queue, 6,i:   6,728,174 msg/sec
     xenium::michael_scott_queue, 7,s:   6,284,686 msg/sec
     xenium::michael_scott_queue, 7,i:   6,534,404 msg/sec
     xenium::michael_scott_queue, 8,s:   5,975,702 msg/sec
     xenium::michael_scott_queue, 8,i:   6,080,090 msg/sec
         xenium::ramalhete_queue, 1,s:  31,803,684 msg/sec
         xenium::ramalhete_queue, 1,i:  31,291,778 msg/sec
         xenium::ramalhete_queue, 2,s:  23,138,124 msg/sec
         xenium::ramalhete_queue, 2,i:  22,977,376 msg/sec
         xenium::ramalhete_queue, 3,s:  29,044,502 msg/sec
         xenium::ramalhete_queue, 3,i:  28,205,426 msg/sec
         xenium::ramalhete_queue, 4,s:  33,804,671 msg/sec
         xenium::ramalhete_queue, 4,i:  33,483,523 msg/sec
         xenium::ramalhete_queue, 5,s:  32,203,276 msg/sec
         xenium::ramalhete_queue, 5,i:  36,012,903 msg/sec
         xenium::ramalhete_queue, 6,s:  33,962,026 msg/sec
         xenium::ramalhete_queue, 6,i:  39,080,127 msg/sec
         xenium::ramalhete_queue, 7,s:  35,103,241 msg/sec
         xenium::ramalhete_queue, 7,i:  41,457,203 msg/sec
         xenium::ramalhete_queue, 8,s:  35,519,612 msg/sec
         xenium::ramalhete_queue, 8,i:  44,586,855 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 116,396,569 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  64,519,203 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,932,308 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,512,999 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  14,945,289 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,951,526 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,682,748 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,305,897 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,131,960 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,416,685 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,974,569 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,200,793 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,216,607 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,893,466 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,371,192 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,283,225 msg/sec
                     AtomicQueue, 1,s:  60,401,357 msg/sec
                     AtomicQueue, 1,i:  56,624,512 msg/sec
                     AtomicQueue, 2,s:  12,245,459 msg/sec
                     AtomicQueue, 2,i:  11,716,513 msg/sec
                     AtomicQueue, 3,s:  10,786,554 msg/sec
                     AtomicQueue, 3,i:   9,840,379 msg/sec
                     AtomicQueue, 4,s:   8,236,367 msg/sec
                     AtomicQueue, 4,i:   8,208,946 msg/sec
                     AtomicQueue, 5,s:   8,054,807 msg/sec
                     AtomicQueue, 5,i:   8,090,664 msg/sec
                     AtomicQueue, 6,s:   7,851,953 msg/sec
                     AtomicQueue, 6,i:   7,599,662 msg/sec
                     AtomicQueue, 7,s:   7,142,108 msg/sec
                     AtomicQueue, 7,i:   7,975,633 msg/sec
                     AtomicQueue, 8,s:   6,346,296 msg/sec
                     AtomicQueue, 8,i:   7,489,398 msg/sec
                    AtomicQueueB, 1,s:  44,285,336 msg/sec
                    AtomicQueueB, 1,i:  43,870,477 msg/sec
                    AtomicQueueB, 2,s:  11,807,683 msg/sec
                    AtomicQueueB, 2,i:  11,380,470 msg/sec
                    AtomicQueueB, 3,s:  10,879,044 msg/sec
                    AtomicQueueB, 3,i:  10,077,463 msg/sec
                    AtomicQueueB, 4,s:   8,016,169 msg/sec
                    AtomicQueueB, 4,i:   7,968,649 msg/sec
                    AtomicQueueB, 5,s:   7,593,034 msg/sec
                    AtomicQueueB, 5,i:   7,820,884 msg/sec
                    AtomicQueueB, 6,s:   7,297,581 msg/sec
                    AtomicQueueB, 6,i:   7,529,336 msg/sec
                    AtomicQueueB, 7,s:   6,853,388 msg/sec
                    AtomicQueueB, 7,i:   7,695,802 msg/sec
                    AtomicQueueB, 8,s:   6,230,008 msg/sec
                    AtomicQueueB, 8,i:   7,001,003 msg/sec
             OptimistAtomicQueue, 1,s: 703,922,467 msg/sec
             OptimistAtomicQueue, 1,i: 523,878,170 msg/sec
             OptimistAtomicQueue, 2,s:  31,967,995 msg/sec
             OptimistAtomicQueue, 2,i:  32,026,740 msg/sec
             OptimistAtomicQueue, 3,s:  36,619,135 msg/sec
             OptimistAtomicQueue, 3,i:  37,314,890 msg/sec
             OptimistAtomicQueue, 4,s:  39,270,122 msg/sec
             OptimistAtomicQueue, 4,i:  39,415,105 msg/sec
             OptimistAtomicQueue, 5,s:  42,442,365 msg/sec
             OptimistAtomicQueue, 5,i:  46,377,025 msg/sec
             OptimistAtomicQueue, 6,s:  41,941,008 msg/sec
             OptimistAtomicQueue, 6,i:  50,489,255 msg/sec
             OptimistAtomicQueue, 7,s:  45,158,476 msg/sec
             OptimistAtomicQueue, 7,i:  49,402,333 msg/sec
             OptimistAtomicQueue, 8,s:  46,345,776 msg/sec
             OptimistAtomicQueue, 8,i:  48,838,878 msg/sec
            OptimistAtomicQueueB, 1,s: 157,565,803 msg/sec
            OptimistAtomicQueueB, 1,i:  76,549,496 msg/sec
            OptimistAtomicQueueB, 2,s:  32,159,859 msg/sec
            OptimistAtomicQueueB, 2,i:  32,317,216 msg/sec
            OptimistAtomicQueueB, 3,s:  36,187,914 msg/sec
            OptimistAtomicQueueB, 3,i:  36,857,845 msg/sec
            OptimistAtomicQueueB, 4,s:  38,667,616 msg/sec
            OptimistAtomicQueueB, 4,i:  38,605,994 msg/sec
            OptimistAtomicQueueB, 5,s:  38,553,109 msg/sec
            OptimistAtomicQueueB, 5,i:  45,398,539 msg/sec
            OptimistAtomicQueueB, 6,s:  41,260,849 msg/sec
            OptimistAtomicQueueB, 6,i:  49,021,993 msg/sec
            OptimistAtomicQueueB, 7,s:  41,326,698 msg/sec
            OptimistAtomicQueueB, 7,i:  50,832,172 msg/sec
            OptimistAtomicQueueB, 8,s:  44,272,701 msg/sec
            OptimistAtomicQueueB, 8,i:  47,986,417 msg/sec
                    AtomicQueue2, 1,s:  22,914,054 msg/sec
                    AtomicQueue2, 1,i:  22,849,959 msg/sec
                    AtomicQueue2, 2,s:  11,825,648 msg/sec
                    AtomicQueue2, 2,i:  11,591,978 msg/sec
                    AtomicQueue2, 3,s:   9,391,917 msg/sec
                    AtomicQueue2, 3,i:   9,355,911 msg/sec
                    AtomicQueue2, 4,s:   7,997,735 msg/sec
                    AtomicQueue2, 4,i:   8,076,129 msg/sec
                    AtomicQueue2, 5,s:   7,925,445 msg/sec
                    AtomicQueue2, 5,i:   8,064,071 msg/sec
                    AtomicQueue2, 6,s:   7,806,725 msg/sec
                    AtomicQueue2, 6,i:   7,544,185 msg/sec
                    AtomicQueue2, 7,s:   7,094,181 msg/sec
                    AtomicQueue2, 7,i:   7,900,827 msg/sec
                    AtomicQueue2, 8,s:   6,383,439 msg/sec
                    AtomicQueue2, 8,i:   7,363,194 msg/sec
                   AtomicQueueB2, 1,s:  36,046,499 msg/sec
                   AtomicQueueB2, 1,i:  32,616,477 msg/sec
                   AtomicQueueB2, 2,s:  11,411,818 msg/sec
                   AtomicQueueB2, 2,i:  11,115,244 msg/sec
                   AtomicQueueB2, 3,s:   9,609,133 msg/sec
                   AtomicQueueB2, 3,i:   9,554,778 msg/sec
                   AtomicQueueB2, 4,s:   7,965,344 msg/sec
                   AtomicQueueB2, 4,i:   7,711,273 msg/sec
                   AtomicQueueB2, 5,s:   7,619,761 msg/sec
                   AtomicQueueB2, 5,i:   7,716,101 msg/sec
                   AtomicQueueB2, 6,s:   7,277,266 msg/sec
                   AtomicQueueB2, 6,i:   7,464,173 msg/sec
                   AtomicQueueB2, 7,s:   6,861,070 msg/sec
                   AtomicQueueB2, 7,i:   7,714,557 msg/sec
                   AtomicQueueB2, 8,s:   6,251,157 msg/sec
                   AtomicQueueB2, 8,i:   7,116,414 msg/sec
            OptimistAtomicQueue2, 1,s: 389,349,310 msg/sec
            OptimistAtomicQueue2, 1,i:  29,525,290 msg/sec
            OptimistAtomicQueue2, 2,s:  24,256,802 msg/sec
            OptimistAtomicQueue2, 2,i:  24,019,357 msg/sec
            OptimistAtomicQueue2, 3,s:  33,201,933 msg/sec
            OptimistAtomicQueue2, 3,i:  30,740,244 msg/sec
            OptimistAtomicQueue2, 4,s:  33,260,063 msg/sec
            OptimistAtomicQueue2, 4,i:  33,299,538 msg/sec
            OptimistAtomicQueue2, 5,s:  37,056,891 msg/sec
            OptimistAtomicQueue2, 5,i:  40,042,208 msg/sec
            OptimistAtomicQueue2, 6,s:  39,814,552 msg/sec
            OptimistAtomicQueue2, 6,i:  49,259,023 msg/sec
            OptimistAtomicQueue2, 7,s:  42,881,630 msg/sec
            OptimistAtomicQueue2, 7,i:  51,597,942 msg/sec
            OptimistAtomicQueue2, 8,s:  43,822,413 msg/sec
            OptimistAtomicQueue2, 8,i:  49,875,901 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,496,545 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,873,680 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,930,881 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,139,038 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,683,669 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,038,787 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,142,861 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,314,333 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,756,634 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,082,134 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,253,168 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,241,810 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,082,804 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,470,324 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,532,902 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,726,190 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000152 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000452 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000275 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000226 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[268] 127m:40s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,341,241 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,694,050 msg/sec
          boost::lockfree::queue, 1,s:   6,858,254 msg/sec
          boost::lockfree::queue, 1,i:   6,848,041 msg/sec
          boost::lockfree::queue, 2,s:   7,609,120 msg/sec
          boost::lockfree::queue, 2,i:   7,402,224 msg/sec
          boost::lockfree::queue, 3,s:   7,406,571 msg/sec
          boost::lockfree::queue, 3,i:   7,545,613 msg/sec
          boost::lockfree::queue, 4,s:   6,426,468 msg/sec
          boost::lockfree::queue, 4,i:   6,813,057 msg/sec
          boost::lockfree::queue, 5,s:   6,398,992 msg/sec
          boost::lockfree::queue, 5,i:   6,459,950 msg/sec
          boost::lockfree::queue, 6,s:   5,981,294 msg/sec
          boost::lockfree::queue, 6,i:   6,136,910 msg/sec
          boost::lockfree::queue, 7,s:   5,992,390 msg/sec
          boost::lockfree::queue, 7,i:   6,041,367 msg/sec
          boost::lockfree::queue, 8,s:   5,451,797 msg/sec
          boost::lockfree::queue, 8,i:   5,678,816 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 502,126,568 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 488,150,929 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,698,770 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,314,481 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,270,502 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,541,274 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,234,676 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,083,263 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,781,886 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,007,049 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,014,561 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,692,682 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,314,163 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,007,028 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,047,214 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,055,289 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,453,159 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,743,278 msg/sec
                pthread_spinlock, 1,s:  29,237,175 msg/sec
                pthread_spinlock, 1,i:  25,440,247 msg/sec
                pthread_spinlock, 2,s:  15,591,680 msg/sec
                pthread_spinlock, 2,i:  17,014,701 msg/sec
                pthread_spinlock, 3,s:   8,279,742 msg/sec
                pthread_spinlock, 3,i:  11,974,121 msg/sec
                pthread_spinlock, 4,s:   6,552,476 msg/sec
                pthread_spinlock, 4,i:   8,853,379 msg/sec
                pthread_spinlock, 5,s:   8,750,496 msg/sec
                pthread_spinlock, 5,i:   9,072,906 msg/sec
                pthread_spinlock, 6,s:   8,493,139 msg/sec
                pthread_spinlock, 6,i:   8,441,182 msg/sec
                pthread_spinlock, 7,s:   7,686,577 msg/sec
                pthread_spinlock, 7,i:   7,726,247 msg/sec
                pthread_spinlock, 8,s:   6,643,735 msg/sec
                pthread_spinlock, 8,i:   7,491,670 msg/sec
                      std::mutex, 1,s:   6,911,539 msg/sec
                      std::mutex, 1,i:   6,673,714 msg/sec
                      std::mutex, 2,s:   5,264,961 msg/sec
                      std::mutex, 2,i:   6,142,930 msg/sec
                      std::mutex, 3,s:   6,081,575 msg/sec
                      std::mutex, 3,i:   5,707,789 msg/sec
                      std::mutex, 4,s:   5,940,871 msg/sec
                      std::mutex, 4,i:   5,844,743 msg/sec
                      std::mutex, 5,s:   5,477,171 msg/sec
                      std::mutex, 5,i:   5,997,678 msg/sec
                      std::mutex, 6,s:   6,112,838 msg/sec
                      std::mutex, 6,i:   5,977,387 msg/sec
                      std::mutex, 7,s:   5,922,393 msg/sec
                      std::mutex, 7,i:   5,876,565 msg/sec
                      std::mutex, 8,s:   5,721,802 msg/sec
                      std::mutex, 8,i:   5,718,221 msg/sec
                 tbb::spin_mutex, 1,s:  37,705,233 msg/sec
                 tbb::spin_mutex, 1,i:  37,816,657 msg/sec
                 tbb::spin_mutex, 2,s:  21,167,422 msg/sec
                 tbb::spin_mutex, 2,i:  18,343,070 msg/sec
                 tbb::spin_mutex, 3,s:   8,308,459 msg/sec
                 tbb::spin_mutex, 3,i:  10,274,459 msg/sec
                 tbb::spin_mutex, 4,s:   3,052,785 msg/sec
                 tbb::spin_mutex, 4,i:   6,308,458 msg/sec
                 tbb::spin_mutex, 5,s:   5,439,612 msg/sec
                 tbb::spin_mutex, 5,i:   5,451,155 msg/sec
                 tbb::spin_mutex, 6,s:   5,311,799 msg/sec
                 tbb::spin_mutex, 6,i:   4,398,011 msg/sec
                 tbb::spin_mutex, 7,s:   4,827,322 msg/sec
                 tbb::spin_mutex, 7,i:   4,322,988 msg/sec
                 tbb::spin_mutex, 8,s:   4,229,372 msg/sec
                 tbb::spin_mutex, 8,i:   4,038,269 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,384,800 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,495,558 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,049,515 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,522,868 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,635,482 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,651,481 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,535,612 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,549,782 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,888,150 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,603,132 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,860,791 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,665,250 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,893,519 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,831,976 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,778,735 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,491,133 msg/sec
     xenium::michael_scott_queue, 1,s:   9,208,736 msg/sec
     xenium::michael_scott_queue, 1,i:   9,493,559 msg/sec
     xenium::michael_scott_queue, 2,s:   8,510,146 msg/sec
     xenium::michael_scott_queue, 2,i:   8,480,299 msg/sec
     xenium::michael_scott_queue, 3,s:   7,201,476 msg/sec
     xenium::michael_scott_queue, 3,i:   7,544,329 msg/sec
     xenium::michael_scott_queue, 4,s:   6,310,741 msg/sec
     xenium::michael_scott_queue, 4,i:   6,443,939 msg/sec
     xenium::michael_scott_queue, 5,s:   6,313,214 msg/sec
     xenium::michael_scott_queue, 5,i:   6,696,052 msg/sec
     xenium::michael_scott_queue, 6,s:   6,555,426 msg/sec
     xenium::michael_scott_queue, 6,i:   6,987,404 msg/sec
     xenium::michael_scott_queue, 7,s:   6,345,471 msg/sec
     xenium::michael_scott_queue, 7,i:   6,418,347 msg/sec
     xenium::michael_scott_queue, 8,s:   6,018,217 msg/sec
     xenium::michael_scott_queue, 8,i:   6,198,621 msg/sec
         xenium::ramalhete_queue, 1,s:  32,165,966 msg/sec
         xenium::ramalhete_queue, 1,i:  32,656,312 msg/sec
         xenium::ramalhete_queue, 2,s:  24,474,339 msg/sec
         xenium::ramalhete_queue, 2,i:  23,352,988 msg/sec
         xenium::ramalhete_queue, 3,s:  29,149,479 msg/sec
         xenium::ramalhete_queue, 3,i:  28,646,423 msg/sec
         xenium::ramalhete_queue, 4,s:  33,833,671 msg/sec
         xenium::ramalhete_queue, 4,i:  33,460,645 msg/sec
         xenium::ramalhete_queue, 5,s:  32,186,441 msg/sec
         xenium::ramalhete_queue, 5,i:  36,153,526 msg/sec
         xenium::ramalhete_queue, 6,s:  34,089,252 msg/sec
         xenium::ramalhete_queue, 6,i:  39,225,055 msg/sec
         xenium::ramalhete_queue, 7,s:  35,038,267 msg/sec
         xenium::ramalhete_queue, 7,i:  41,062,238 msg/sec
         xenium::ramalhete_queue, 8,s:  35,503,667 msg/sec
         xenium::ramalhete_queue, 8,i:  44,010,383 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,026,895 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,970,779 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,721,048 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,905,317 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,487,413 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,844,950 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,608,042 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,395,767 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,959,839 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,376,442 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,001,290 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,421,388 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,219,008 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,320,219 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,371,342 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,508,665 msg/sec
                     AtomicQueue, 1,s: 171,665,656 msg/sec
                     AtomicQueue, 1,i:  56,054,290 msg/sec
                     AtomicQueue, 2,s:  12,292,466 msg/sec
                     AtomicQueue, 2,i:  11,765,916 msg/sec
                     AtomicQueue, 3,s:  10,793,491 msg/sec
                     AtomicQueue, 3,i:   9,981,460 msg/sec
                     AtomicQueue, 4,s:   8,195,127 msg/sec
                     AtomicQueue, 4,i:   8,233,212 msg/sec
                     AtomicQueue, 5,s:   8,013,696 msg/sec
                     AtomicQueue, 5,i:   8,085,789 msg/sec
                     AtomicQueue, 6,s:   7,607,675 msg/sec
                     AtomicQueue, 6,i:   7,612,806 msg/sec
                     AtomicQueue, 7,s:   7,068,979 msg/sec
                     AtomicQueue, 7,i:   7,960,720 msg/sec
                     AtomicQueue, 8,s:   6,344,854 msg/sec
                     AtomicQueue, 8,i:   7,342,435 msg/sec
                    AtomicQueueB, 1,s:  44,684,841 msg/sec
                    AtomicQueueB, 1,i:  44,943,091 msg/sec
                    AtomicQueueB, 2,s:  11,863,992 msg/sec
                    AtomicQueueB, 2,i:  11,487,999 msg/sec
                    AtomicQueueB, 3,s:  10,979,652 msg/sec
                    AtomicQueueB, 3,i:  10,042,393 msg/sec
                    AtomicQueueB, 4,s:   8,044,205 msg/sec
                    AtomicQueueB, 4,i:   8,050,896 msg/sec
                    AtomicQueueB, 5,s:   7,567,190 msg/sec
                    AtomicQueueB, 5,i:   7,809,207 msg/sec
                    AtomicQueueB, 6,s:   7,279,374 msg/sec
                    AtomicQueueB, 6,i:   7,524,281 msg/sec
                    AtomicQueueB, 7,s:   6,899,137 msg/sec
                    AtomicQueueB, 7,i:   7,686,339 msg/sec
                    AtomicQueueB, 8,s:   6,246,006 msg/sec
                    AtomicQueueB, 8,i:   7,170,543 msg/sec
             OptimistAtomicQueue, 1,s: 688,708,554 msg/sec
             OptimistAtomicQueue, 1,i: 531,646,807 msg/sec
             OptimistAtomicQueue, 2,s:  32,166,530 msg/sec
             OptimistAtomicQueue, 2,i:  32,708,570 msg/sec
             OptimistAtomicQueue, 3,s:  36,670,771 msg/sec
             OptimistAtomicQueue, 3,i:  37,413,346 msg/sec
             OptimistAtomicQueue, 4,s:  39,262,256 msg/sec
             OptimistAtomicQueue, 4,i:  39,401,685 msg/sec
             OptimistAtomicQueue, 5,s:  41,631,059 msg/sec
             OptimistAtomicQueue, 5,i:  47,208,389 msg/sec
             OptimistAtomicQueue, 6,s:  42,840,828 msg/sec
             OptimistAtomicQueue, 6,i:  50,359,551 msg/sec
             OptimistAtomicQueue, 7,s:  44,473,733 msg/sec
             OptimistAtomicQueue, 7,i:  53,062,511 msg/sec
             OptimistAtomicQueue, 8,s:  46,687,382 msg/sec
             OptimistAtomicQueue, 8,i:  49,272,993 msg/sec
            OptimistAtomicQueueB, 1,s:  94,900,527 msg/sec
            OptimistAtomicQueueB, 1,i:  76,473,894 msg/sec
            OptimistAtomicQueueB, 2,s:  32,117,179 msg/sec
            OptimistAtomicQueueB, 2,i:  31,839,335 msg/sec
            OptimistAtomicQueueB, 3,s:  36,206,234 msg/sec
            OptimistAtomicQueueB, 3,i:  36,687,351 msg/sec
            OptimistAtomicQueueB, 4,s:  38,658,455 msg/sec
            OptimistAtomicQueueB, 4,i:  38,464,435 msg/sec
            OptimistAtomicQueueB, 5,s:  40,354,351 msg/sec
            OptimistAtomicQueueB, 5,i:  46,188,573 msg/sec
            OptimistAtomicQueueB, 6,s:  40,641,780 msg/sec
            OptimistAtomicQueueB, 6,i:  49,037,665 msg/sec
            OptimistAtomicQueueB, 7,s:  42,137,883 msg/sec
            OptimistAtomicQueueB, 7,i:  50,826,394 msg/sec
            OptimistAtomicQueueB, 8,s:  44,408,959 msg/sec
            OptimistAtomicQueueB, 8,i:  48,115,504 msg/sec
                    AtomicQueue2, 1,s:  23,050,086 msg/sec
                    AtomicQueue2, 1,i:  23,278,712 msg/sec
                    AtomicQueue2, 2,s:  11,727,418 msg/sec
                    AtomicQueue2, 2,i:  11,436,267 msg/sec
                    AtomicQueue2, 3,s:   9,420,747 msg/sec
                    AtomicQueue2, 3,i:   9,374,823 msg/sec
                    AtomicQueue2, 4,s:   8,091,918 msg/sec
                    AtomicQueue2, 4,i:   8,105,660 msg/sec
                    AtomicQueue2, 5,s:   7,955,490 msg/sec
                    AtomicQueue2, 5,i:   8,027,950 msg/sec
                    AtomicQueue2, 6,s:   7,689,732 msg/sec
                    AtomicQueue2, 6,i:   7,519,738 msg/sec
                    AtomicQueue2, 7,s:   7,145,679 msg/sec
                    AtomicQueue2, 7,i:   7,883,592 msg/sec
                    AtomicQueue2, 8,s:   6,391,160 msg/sec
                    AtomicQueue2, 8,i:   7,381,355 msg/sec
                   AtomicQueueB2, 1,s:  36,141,687 msg/sec
                   AtomicQueueB2, 1,i:  32,622,125 msg/sec
                   AtomicQueueB2, 2,s:  11,422,084 msg/sec
                   AtomicQueueB2, 2,i:  11,111,423 msg/sec
                   AtomicQueueB2, 3,s:   9,610,065 msg/sec
                   AtomicQueueB2, 3,i:   9,481,393 msg/sec
                   AtomicQueueB2, 4,s:   7,955,603 msg/sec
                   AtomicQueueB2, 4,i:   7,931,773 msg/sec
                   AtomicQueueB2, 5,s:   7,451,828 msg/sec
                   AtomicQueueB2, 5,i:   7,767,747 msg/sec
                   AtomicQueueB2, 6,s:   7,211,549 msg/sec
                   AtomicQueueB2, 6,i:   7,451,703 msg/sec
                   AtomicQueueB2, 7,s:   6,840,642 msg/sec
                   AtomicQueueB2, 7,i:   7,678,732 msg/sec
                   AtomicQueueB2, 8,s:   6,307,958 msg/sec
                   AtomicQueueB2, 8,i:   7,111,515 msg/sec
            OptimistAtomicQueue2, 1,s: 408,135,653 msg/sec
            OptimistAtomicQueue2, 1,i:  29,474,163 msg/sec
            OptimistAtomicQueue2, 2,s:  24,275,799 msg/sec
            OptimistAtomicQueue2, 2,i:  24,011,551 msg/sec
            OptimistAtomicQueue2, 3,s:  30,502,310 msg/sec
            OptimistAtomicQueue2, 3,i:  29,972,035 msg/sec
            OptimistAtomicQueue2, 4,s:  33,220,988 msg/sec
            OptimistAtomicQueue2, 4,i:  33,130,591 msg/sec
            OptimistAtomicQueue2, 5,s:  37,047,521 msg/sec
            OptimistAtomicQueue2, 5,i:  40,023,085 msg/sec
            OptimistAtomicQueue2, 6,s:  40,299,962 msg/sec
            OptimistAtomicQueue2, 6,i:  49,043,850 msg/sec
            OptimistAtomicQueue2, 7,s:  42,676,407 msg/sec
            OptimistAtomicQueue2, 7,i:  51,396,198 msg/sec
            OptimistAtomicQueue2, 8,s:  44,460,218 msg/sec
            OptimistAtomicQueue2, 8,i:  48,415,325 msg/sec
           OptimistAtomicQueueB2, 1,s: 119,601,287 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,876,064 msg/sec
           OptimistAtomicQueueB2, 2,s:  22,652,180 msg/sec
           OptimistAtomicQueueB2, 2,i:  22,036,348 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,833,205 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,637,330 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,803,823 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,743,041 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,198,944 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,877,414 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,070,534 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,298,851 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,124,886 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,227,956 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,365,479 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,384,251 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000114 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000237 sec/round-trip
                      std::mutex: 0.000000469 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000278 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[269] 126m:21s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,309,476 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,063,471 msg/sec
          boost::lockfree::queue, 1,s:   6,884,832 msg/sec
          boost::lockfree::queue, 1,i:   6,922,726 msg/sec
          boost::lockfree::queue, 2,s:   7,623,823 msg/sec
          boost::lockfree::queue, 2,i:   7,498,171 msg/sec
          boost::lockfree::queue, 3,s:   7,377,310 msg/sec
          boost::lockfree::queue, 3,i:   7,517,311 msg/sec
          boost::lockfree::queue, 4,s:   6,427,351 msg/sec
          boost::lockfree::queue, 4,i:   6,837,344 msg/sec
          boost::lockfree::queue, 5,s:   6,460,149 msg/sec
          boost::lockfree::queue, 5,i:   6,494,782 msg/sec
          boost::lockfree::queue, 6,s:   5,981,403 msg/sec
          boost::lockfree::queue, 6,i:   6,103,807 msg/sec
          boost::lockfree::queue, 7,s:   6,002,161 msg/sec
          boost::lockfree::queue, 7,i:   5,904,718 msg/sec
          boost::lockfree::queue, 8,s:   5,425,648 msg/sec
          boost::lockfree::queue, 8,i:   5,595,371 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 300,014,565 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 314,600,573 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,185,852 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,683,626 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,279,982 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,061,956 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,988,891 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,328,655 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,518,865 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,287,218 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,318,489 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,259,046 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,791,689 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,088,932 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,075,477 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,207,683 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,410,709 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,213,580 msg/sec
                pthread_spinlock, 1,s:  28,711,889 msg/sec
                pthread_spinlock, 1,i:  25,365,255 msg/sec
                pthread_spinlock, 2,s:  15,507,796 msg/sec
                pthread_spinlock, 2,i:  17,090,382 msg/sec
                pthread_spinlock, 3,s:   8,305,709 msg/sec
                pthread_spinlock, 3,i:  12,000,418 msg/sec
                pthread_spinlock, 4,s:   6,494,934 msg/sec
                pthread_spinlock, 4,i:   9,201,892 msg/sec
                pthread_spinlock, 5,s:   8,510,429 msg/sec
                pthread_spinlock, 5,i:   9,456,851 msg/sec
                pthread_spinlock, 6,s:   8,326,188 msg/sec
                pthread_spinlock, 6,i:   8,418,282 msg/sec
                pthread_spinlock, 7,s:   7,504,756 msg/sec
                pthread_spinlock, 7,i:   7,524,963 msg/sec
                pthread_spinlock, 8,s:   6,670,584 msg/sec
                pthread_spinlock, 8,i:   6,963,417 msg/sec
                      std::mutex, 1,s:   6,691,275 msg/sec
                      std::mutex, 1,i:   6,023,306 msg/sec
                      std::mutex, 2,s:   5,689,437 msg/sec
                      std::mutex, 2,i:   5,510,781 msg/sec
                      std::mutex, 3,s:   5,661,974 msg/sec
                      std::mutex, 3,i:   6,004,234 msg/sec
                      std::mutex, 4,s:   6,207,889 msg/sec
                      std::mutex, 4,i:   6,192,865 msg/sec
                      std::mutex, 5,s:   5,976,139 msg/sec
                      std::mutex, 5,i:   5,891,829 msg/sec
                      std::mutex, 6,s:   5,915,920 msg/sec
                      std::mutex, 6,i:   5,889,225 msg/sec
                      std::mutex, 7,s:   5,764,350 msg/sec
                      std::mutex, 7,i:   5,750,216 msg/sec
                      std::mutex, 8,s:   5,691,712 msg/sec
                      std::mutex, 8,i:   5,650,005 msg/sec
                 tbb::spin_mutex, 1,s:  37,765,149 msg/sec
                 tbb::spin_mutex, 1,i:  32,789,100 msg/sec
                 tbb::spin_mutex, 2,s:  21,108,046 msg/sec
                 tbb::spin_mutex, 2,i:  18,436,670 msg/sec
                 tbb::spin_mutex, 3,s:   7,970,519 msg/sec
                 tbb::spin_mutex, 3,i:  10,911,277 msg/sec
                 tbb::spin_mutex, 4,s:   3,042,085 msg/sec
                 tbb::spin_mutex, 4,i:   6,317,287 msg/sec
                 tbb::spin_mutex, 5,s:   5,172,112 msg/sec
                 tbb::spin_mutex, 5,i:   5,759,062 msg/sec
                 tbb::spin_mutex, 6,s:   5,343,397 msg/sec
                 tbb::spin_mutex, 6,i:   4,386,503 msg/sec
                 tbb::spin_mutex, 7,s:   4,854,980 msg/sec
                 tbb::spin_mutex, 7,i:   4,333,817 msg/sec
                 tbb::spin_mutex, 8,s:   4,256,726 msg/sec
                 tbb::spin_mutex, 8,i:   4,070,061 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,575,069 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,359,012 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,711,547 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,006,499 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,478,631 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,938,885 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,394,340 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,304,255 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,763,524 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,939,112 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,072,059 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,913,159 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,969,957 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,955,089 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,976,262 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,093,158 msg/sec
     xenium::michael_scott_queue, 1,s:   9,376,001 msg/sec
     xenium::michael_scott_queue, 1,i:   9,546,003 msg/sec
     xenium::michael_scott_queue, 2,s:   8,401,177 msg/sec
     xenium::michael_scott_queue, 2,i:   8,636,018 msg/sec
     xenium::michael_scott_queue, 3,s:   7,313,173 msg/sec
     xenium::michael_scott_queue, 3,i:   7,657,126 msg/sec
     xenium::michael_scott_queue, 4,s:   6,271,338 msg/sec
     xenium::michael_scott_queue, 4,i:   6,355,845 msg/sec
     xenium::michael_scott_queue, 5,s:   6,274,220 msg/sec
     xenium::michael_scott_queue, 5,i:   6,626,812 msg/sec
     xenium::michael_scott_queue, 6,s:   6,529,506 msg/sec
     xenium::michael_scott_queue, 6,i:   6,883,473 msg/sec
     xenium::michael_scott_queue, 7,s:   6,331,291 msg/sec
     xenium::michael_scott_queue, 7,i:   6,506,247 msg/sec
     xenium::michael_scott_queue, 8,s:   6,025,279 msg/sec
     xenium::michael_scott_queue, 8,i:   6,105,144 msg/sec
         xenium::ramalhete_queue, 1,s:  32,301,237 msg/sec
         xenium::ramalhete_queue, 1,i:  32,667,746 msg/sec
         xenium::ramalhete_queue, 2,s:  24,034,057 msg/sec
         xenium::ramalhete_queue, 2,i:  23,250,175 msg/sec
         xenium::ramalhete_queue, 3,s:  29,073,713 msg/sec
         xenium::ramalhete_queue, 3,i:  28,696,531 msg/sec
         xenium::ramalhete_queue, 4,s:  33,911,615 msg/sec
         xenium::ramalhete_queue, 4,i:  33,482,884 msg/sec
         xenium::ramalhete_queue, 5,s:  32,198,038 msg/sec
         xenium::ramalhete_queue, 5,i:  36,048,362 msg/sec
         xenium::ramalhete_queue, 6,s:  33,936,248 msg/sec
         xenium::ramalhete_queue, 6,i:  39,837,778 msg/sec
         xenium::ramalhete_queue, 7,s:  35,137,814 msg/sec
         xenium::ramalhete_queue, 7,i:  41,414,994 msg/sec
         xenium::ramalhete_queue, 8,s:  35,593,139 msg/sec
         xenium::ramalhete_queue, 8,i:  44,060,994 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,139,068 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,022,285 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,367,563 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,310,741 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,752,828 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,908,147 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,446,536 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,246,972 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,592,640 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,316,719 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,937,331 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,319,054 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,205,508 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,117,270 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,404,657 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,234,945 msg/sec
                     AtomicQueue, 1,s:  59,769,455 msg/sec
                     AtomicQueue, 1,i:  56,629,848 msg/sec
                     AtomicQueue, 2,s:  12,156,029 msg/sec
                     AtomicQueue, 2,i:  11,727,526 msg/sec
                     AtomicQueue, 3,s:  10,766,137 msg/sec
                     AtomicQueue, 3,i:   9,880,556 msg/sec
                     AtomicQueue, 4,s:   8,181,022 msg/sec
                     AtomicQueue, 4,i:   8,185,936 msg/sec
                     AtomicQueue, 5,s:   8,030,343 msg/sec
                     AtomicQueue, 5,i:   8,091,115 msg/sec
                     AtomicQueue, 6,s:   7,857,471 msg/sec
                     AtomicQueue, 6,i:   7,613,657 msg/sec
                     AtomicQueue, 7,s:   7,120,888 msg/sec
                     AtomicQueue, 7,i:   7,994,955 msg/sec
                     AtomicQueue, 8,s:   6,321,858 msg/sec
                     AtomicQueue, 8,i:   7,453,058 msg/sec
                    AtomicQueueB, 1,s:  43,917,113 msg/sec
                    AtomicQueueB, 1,i:  43,753,752 msg/sec
                    AtomicQueueB, 2,s:  11,670,102 msg/sec
                    AtomicQueueB, 2,i:  11,474,344 msg/sec
                    AtomicQueueB, 3,s:  10,955,264 msg/sec
                    AtomicQueueB, 3,i:  10,151,747 msg/sec
                    AtomicQueueB, 4,s:   8,080,229 msg/sec
                    AtomicQueueB, 4,i:   8,022,811 msg/sec
                    AtomicQueueB, 5,s:   7,727,688 msg/sec
                    AtomicQueueB, 5,i:   7,835,795 msg/sec
                    AtomicQueueB, 6,s:   7,315,118 msg/sec
                    AtomicQueueB, 6,i:   7,504,837 msg/sec
                    AtomicQueueB, 7,s:   6,853,066 msg/sec
                    AtomicQueueB, 7,i:   7,760,538 msg/sec
                    AtomicQueueB, 8,s:   6,207,026 msg/sec
                    AtomicQueueB, 8,i:   7,121,068 msg/sec
             OptimistAtomicQueue, 1,s: 787,175,649 msg/sec
             OptimistAtomicQueue, 1,i: 652,347,955 msg/sec
             OptimistAtomicQueue, 2,s:  32,164,927 msg/sec
             OptimistAtomicQueue, 2,i:  32,184,102 msg/sec
             OptimistAtomicQueue, 3,s:  36,646,575 msg/sec
             OptimistAtomicQueue, 3,i:  37,301,799 msg/sec
             OptimistAtomicQueue, 4,s:  39,310,804 msg/sec
             OptimistAtomicQueue, 4,i:  39,404,641 msg/sec
             OptimistAtomicQueue, 5,s:  42,378,791 msg/sec
             OptimistAtomicQueue, 5,i:  46,387,154 msg/sec
             OptimistAtomicQueue, 6,s:  41,953,324 msg/sec
             OptimistAtomicQueue, 6,i:  50,294,539 msg/sec
             OptimistAtomicQueue, 7,s:  45,129,434 msg/sec
             OptimistAtomicQueue, 7,i:  52,929,807 msg/sec
             OptimistAtomicQueue, 8,s:  46,279,172 msg/sec
             OptimistAtomicQueue, 8,i:  49,030,994 msg/sec
            OptimistAtomicQueueB, 1,s:  77,826,942 msg/sec
            OptimistAtomicQueueB, 1,i: 143,423,054 msg/sec
            OptimistAtomicQueueB, 2,s:  32,138,114 msg/sec
            OptimistAtomicQueueB, 2,i:  32,268,148 msg/sec
            OptimistAtomicQueueB, 3,s:  36,306,866 msg/sec
            OptimistAtomicQueueB, 3,i:  37,004,998 msg/sec
            OptimistAtomicQueueB, 4,s:  38,641,227 msg/sec
            OptimistAtomicQueueB, 4,i:  38,685,189 msg/sec
            OptimistAtomicQueueB, 5,s:  40,346,539 msg/sec
            OptimistAtomicQueueB, 5,i:  45,372,371 msg/sec
            OptimistAtomicQueueB, 6,s:  40,394,142 msg/sec
            OptimistAtomicQueueB, 6,i:  49,105,704 msg/sec
            OptimistAtomicQueueB, 7,s:  42,240,821 msg/sec
            OptimistAtomicQueueB, 7,i:  48,027,453 msg/sec
            OptimistAtomicQueueB, 8,s:  44,577,610 msg/sec
            OptimistAtomicQueueB, 8,i:  47,984,252 msg/sec
                    AtomicQueue2, 1,s:  23,108,863 msg/sec
                    AtomicQueue2, 1,i:  23,043,879 msg/sec
                    AtomicQueue2, 2,s:  12,081,527 msg/sec
                    AtomicQueue2, 2,i:  11,704,387 msg/sec
                    AtomicQueue2, 3,s:   9,761,444 msg/sec
                    AtomicQueue2, 3,i:   9,386,872 msg/sec
                    AtomicQueue2, 4,s:   8,047,353 msg/sec
                    AtomicQueue2, 4,i:   8,076,334 msg/sec
                    AtomicQueue2, 5,s:   7,961,567 msg/sec
                    AtomicQueue2, 5,i:   7,957,836 msg/sec
                    AtomicQueue2, 6,s:   7,796,030 msg/sec
                    AtomicQueue2, 6,i:   7,484,178 msg/sec
                    AtomicQueue2, 7,s:   7,229,427 msg/sec
                    AtomicQueue2, 7,i:   7,882,671 msg/sec
                    AtomicQueue2, 8,s:   6,390,959 msg/sec
                    AtomicQueue2, 8,i:   7,257,925 msg/sec
                   AtomicQueueB2, 1,s:  32,669,897 msg/sec
                   AtomicQueueB2, 1,i:  32,680,856 msg/sec
                   AtomicQueueB2, 2,s:  11,474,454 msg/sec
                   AtomicQueueB2, 2,i:  11,123,474 msg/sec
                   AtomicQueueB2, 3,s:   9,587,185 msg/sec
                   AtomicQueueB2, 3,i:   9,532,920 msg/sec
                   AtomicQueueB2, 4,s:   7,952,079 msg/sec
                   AtomicQueueB2, 4,i:   7,848,957 msg/sec
                   AtomicQueueB2, 5,s:   7,407,214 msg/sec
                   AtomicQueueB2, 5,i:   7,745,049 msg/sec
                   AtomicQueueB2, 6,s:   7,264,337 msg/sec
                   AtomicQueueB2, 6,i:   7,473,716 msg/sec
                   AtomicQueueB2, 7,s:   6,956,523 msg/sec
                   AtomicQueueB2, 7,i:   7,700,166 msg/sec
                   AtomicQueueB2, 8,s:   6,331,112 msg/sec
                   AtomicQueueB2, 8,i:   7,115,933 msg/sec
            OptimistAtomicQueue2, 1,s:  32,856,486 msg/sec
            OptimistAtomicQueue2, 1,i: 135,841,967 msg/sec
            OptimistAtomicQueue2, 2,s:  26,080,073 msg/sec
            OptimistAtomicQueue2, 2,i:  24,030,083 msg/sec
            OptimistAtomicQueue2, 3,s:  30,314,836 msg/sec
            OptimistAtomicQueue2, 3,i:  30,027,472 msg/sec
            OptimistAtomicQueue2, 4,s:  33,777,057 msg/sec
            OptimistAtomicQueue2, 4,i:  33,344,465 msg/sec
            OptimistAtomicQueue2, 5,s:  37,366,726 msg/sec
            OptimistAtomicQueue2, 5,i:  40,231,139 msg/sec
            OptimistAtomicQueue2, 6,s:  40,134,381 msg/sec
            OptimistAtomicQueue2, 6,i:  49,280,812 msg/sec
            OptimistAtomicQueue2, 7,s:  43,071,220 msg/sec
            OptimistAtomicQueue2, 7,i:  51,830,127 msg/sec
            OptimistAtomicQueue2, 8,s:  44,002,302 msg/sec
            OptimistAtomicQueue2, 8,i:  49,702,669 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,563,082 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,947,228 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,126,138 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,858,223 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,698,553 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,395,543 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,360,471 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,964,822 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,738,365 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,427,348 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,049,682 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,415,359 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,183,170 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,132,740 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,535,041 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,048,472 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000143 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000277 sec/round-trip
                      std::mutex: 0.000000457 sec/round-trip
                 tbb::spin_mutex: 0.000000279 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000379 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[270] 125m:2s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,451,223 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,012,637 msg/sec
          boost::lockfree::queue, 1,s:   6,917,906 msg/sec
          boost::lockfree::queue, 1,i:   6,790,170 msg/sec
          boost::lockfree::queue, 2,s:   7,687,686 msg/sec
          boost::lockfree::queue, 2,i:   7,421,392 msg/sec
          boost::lockfree::queue, 3,s:   7,494,702 msg/sec
          boost::lockfree::queue, 3,i:   7,515,320 msg/sec
          boost::lockfree::queue, 4,s:   6,421,886 msg/sec
          boost::lockfree::queue, 4,i:   6,748,408 msg/sec
          boost::lockfree::queue, 5,s:   6,396,027 msg/sec
          boost::lockfree::queue, 5,i:   6,503,577 msg/sec
          boost::lockfree::queue, 6,s:   5,980,817 msg/sec
          boost::lockfree::queue, 6,i:   6,130,906 msg/sec
          boost::lockfree::queue, 7,s:   6,022,777 msg/sec
          boost::lockfree::queue, 7,i:   6,054,413 msg/sec
          boost::lockfree::queue, 8,s:   5,494,950 msg/sec
          boost::lockfree::queue, 8,i:   5,520,891 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 455,332,403 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  48,274,083 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,660,950 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,801,216 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,262,963 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,119,957 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,391,834 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,167,566 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,359,383 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,055,150 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,171,932 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,502,798 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,494,589 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,527,137 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,039,065 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,416,040 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,147,992 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,923,865 msg/sec
                pthread_spinlock, 1,s:  28,626,697 msg/sec
                pthread_spinlock, 1,i:  25,290,240 msg/sec
                pthread_spinlock, 2,s:  15,565,748 msg/sec
                pthread_spinlock, 2,i:  17,264,400 msg/sec
                pthread_spinlock, 3,s:   8,435,679 msg/sec
                pthread_spinlock, 3,i:  11,951,978 msg/sec
                pthread_spinlock, 4,s:   6,567,760 msg/sec
                pthread_spinlock, 4,i:   9,110,593 msg/sec
                pthread_spinlock, 5,s:   8,581,594 msg/sec
                pthread_spinlock, 5,i:  10,420,313 msg/sec
                pthread_spinlock, 6,s:   8,204,230 msg/sec
                pthread_spinlock, 6,i:   8,514,331 msg/sec
                pthread_spinlock, 7,s:   7,500,672 msg/sec
                pthread_spinlock, 7,i:   7,978,839 msg/sec
                pthread_spinlock, 8,s:   6,644,198 msg/sec
                pthread_spinlock, 8,i:   6,937,688 msg/sec
                      std::mutex, 1,s:   7,724,504 msg/sec
                      std::mutex, 1,i:   6,984,630 msg/sec
                      std::mutex, 2,s:   6,151,602 msg/sec
                      std::mutex, 2,i:   6,213,367 msg/sec
                      std::mutex, 3,s:   6,012,149 msg/sec
                      std::mutex, 3,i:   4,808,672 msg/sec
                      std::mutex, 4,s:   6,211,995 msg/sec
                      std::mutex, 4,i:   6,019,800 msg/sec
                      std::mutex, 5,s:   5,968,544 msg/sec
                      std::mutex, 5,i:   6,080,857 msg/sec
                      std::mutex, 6,s:   5,888,655 msg/sec
                      std::mutex, 6,i:   5,871,244 msg/sec
                      std::mutex, 7,s:   5,819,980 msg/sec
                      std::mutex, 7,i:   5,790,543 msg/sec
                      std::mutex, 8,s:   5,732,526 msg/sec
                      std::mutex, 8,i:   5,729,905 msg/sec
                 tbb::spin_mutex, 1,s:  37,802,891 msg/sec
                 tbb::spin_mutex, 1,i:  37,564,406 msg/sec
                 tbb::spin_mutex, 2,s:  21,228,622 msg/sec
                 tbb::spin_mutex, 2,i:  18,449,092 msg/sec
                 tbb::spin_mutex, 3,s:   7,313,702 msg/sec
                 tbb::spin_mutex, 3,i:  10,104,626 msg/sec
                 tbb::spin_mutex, 4,s:   3,119,904 msg/sec
                 tbb::spin_mutex, 4,i:   6,290,040 msg/sec
                 tbb::spin_mutex, 5,s:   5,132,493 msg/sec
                 tbb::spin_mutex, 5,i:   5,702,607 msg/sec
                 tbb::spin_mutex, 6,s:   5,265,030 msg/sec
                 tbb::spin_mutex, 6,i:   4,332,408 msg/sec
                 tbb::spin_mutex, 7,s:   4,833,515 msg/sec
                 tbb::spin_mutex, 7,i:   4,310,513 msg/sec
                 tbb::spin_mutex, 8,s:   4,260,975 msg/sec
                 tbb::spin_mutex, 8,i:   4,102,271 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,556,371 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,524,026 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,885,852 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,834,998 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,019,966 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,661,021 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,360,441 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,272,462 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,535,275 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,161,681 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,907,552 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,452,235 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,955,752 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,608,010 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,040,571 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,778,092 msg/sec
     xenium::michael_scott_queue, 1,s:   9,155,019 msg/sec
     xenium::michael_scott_queue, 1,i:   9,240,284 msg/sec
     xenium::michael_scott_queue, 2,s:   8,497,758 msg/sec
     xenium::michael_scott_queue, 2,i:   8,457,281 msg/sec
     xenium::michael_scott_queue, 3,s:   7,325,894 msg/sec
     xenium::michael_scott_queue, 3,i:   7,558,025 msg/sec
     xenium::michael_scott_queue, 4,s:   6,270,488 msg/sec
     xenium::michael_scott_queue, 4,i:   6,426,128 msg/sec
     xenium::michael_scott_queue, 5,s:   6,279,869 msg/sec
     xenium::michael_scott_queue, 5,i:   6,613,349 msg/sec
     xenium::michael_scott_queue, 6,s:   6,499,091 msg/sec
     xenium::michael_scott_queue, 6,i:   6,756,455 msg/sec
     xenium::michael_scott_queue, 7,s:   6,332,013 msg/sec
     xenium::michael_scott_queue, 7,i:   6,461,544 msg/sec
     xenium::michael_scott_queue, 8,s:   6,006,198 msg/sec
     xenium::michael_scott_queue, 8,i:   6,061,406 msg/sec
         xenium::ramalhete_queue, 1,s:  32,762,664 msg/sec
         xenium::ramalhete_queue, 1,i:  32,977,478 msg/sec
         xenium::ramalhete_queue, 2,s:  23,514,014 msg/sec
         xenium::ramalhete_queue, 2,i:  23,421,583 msg/sec
         xenium::ramalhete_queue, 3,s:  29,238,135 msg/sec
         xenium::ramalhete_queue, 3,i:  28,599,386 msg/sec
         xenium::ramalhete_queue, 4,s:  34,003,906 msg/sec
         xenium::ramalhete_queue, 4,i:  33,584,370 msg/sec
         xenium::ramalhete_queue, 5,s:  32,184,585 msg/sec
         xenium::ramalhete_queue, 5,i:  35,963,566 msg/sec
         xenium::ramalhete_queue, 6,s:  34,222,859 msg/sec
         xenium::ramalhete_queue, 6,i:  39,004,932 msg/sec
         xenium::ramalhete_queue, 7,s:  35,102,805 msg/sec
         xenium::ramalhete_queue, 7,i:  42,053,735 msg/sec
         xenium::ramalhete_queue, 8,s:  35,568,023 msg/sec
         xenium::ramalhete_queue, 8,i:  44,169,334 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,855,990 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 102,692,476 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,510,645 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,794,356 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,605,690 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,154,583 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,576,581 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,219,504 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,937,484 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,374,808 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,905,747 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,322,803 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,158,505 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,291,591 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,399,408 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,545,118 msg/sec
                     AtomicQueue, 1,s:  59,775,222 msg/sec
                     AtomicQueue, 1,i:  56,673,829 msg/sec
                     AtomicQueue, 2,s:  12,373,662 msg/sec
                     AtomicQueue, 2,i:  11,739,716 msg/sec
                     AtomicQueue, 3,s:  10,813,744 msg/sec
                     AtomicQueue, 3,i:   9,860,388 msg/sec
                     AtomicQueue, 4,s:   8,189,957 msg/sec
                     AtomicQueue, 4,i:   8,208,841 msg/sec
                     AtomicQueue, 5,s:   7,960,257 msg/sec
                     AtomicQueue, 5,i:   8,091,335 msg/sec
                     AtomicQueue, 6,s:   7,800,388 msg/sec
                     AtomicQueue, 6,i:   7,617,702 msg/sec
                     AtomicQueue, 7,s:   7,123,054 msg/sec
                     AtomicQueue, 7,i:   7,977,276 msg/sec
                     AtomicQueue, 8,s:   6,305,856 msg/sec
                     AtomicQueue, 8,i:   7,443,632 msg/sec
                    AtomicQueueB, 1,s:  44,328,867 msg/sec
                    AtomicQueueB, 1,i:  43,031,304 msg/sec
                    AtomicQueueB, 2,s:  11,808,561 msg/sec
                    AtomicQueueB, 2,i:  11,495,080 msg/sec
                    AtomicQueueB, 3,s:  10,945,634 msg/sec
                    AtomicQueueB, 3,i:  10,138,985 msg/sec
                    AtomicQueueB, 4,s:   7,956,510 msg/sec
                    AtomicQueueB, 4,i:   7,931,976 msg/sec
                    AtomicQueueB, 5,s:   7,557,091 msg/sec
                    AtomicQueueB, 5,i:   7,761,443 msg/sec
                    AtomicQueueB, 6,s:   7,359,115 msg/sec
                    AtomicQueueB, 6,i:   7,521,413 msg/sec
                    AtomicQueueB, 7,s:   6,907,535 msg/sec
                    AtomicQueueB, 7,i:   7,726,185 msg/sec
                    AtomicQueueB, 8,s:   6,225,811 msg/sec
                    AtomicQueueB, 8,i:   7,162,111 msg/sec
             OptimistAtomicQueue, 1,s: 775,786,312 msg/sec
             OptimistAtomicQueue, 1,i: 640,815,732 msg/sec
             OptimistAtomicQueue, 2,s:  32,637,518 msg/sec
             OptimistAtomicQueue, 2,i:  32,723,098 msg/sec
             OptimistAtomicQueue, 3,s:  36,686,454 msg/sec
             OptimistAtomicQueue, 3,i:  37,404,755 msg/sec
             OptimistAtomicQueue, 4,s:  39,257,230 msg/sec
             OptimistAtomicQueue, 4,i:  39,397,156 msg/sec
             OptimistAtomicQueue, 5,s:  42,403,797 msg/sec
             OptimistAtomicQueue, 5,i:  46,294,379 msg/sec
             OptimistAtomicQueue, 6,s:  42,730,462 msg/sec
             OptimistAtomicQueue, 6,i:  50,380,042 msg/sec
             OptimistAtomicQueue, 7,s:  45,239,652 msg/sec
             OptimistAtomicQueue, 7,i:  53,089,120 msg/sec
             OptimistAtomicQueue, 8,s:  46,451,228 msg/sec
             OptimistAtomicQueue, 8,i:  48,597,557 msg/sec
            OptimistAtomicQueueB, 1,s: 107,297,098 msg/sec
            OptimistAtomicQueueB, 1,i:  76,476,316 msg/sec
            OptimistAtomicQueueB, 2,s:  32,141,670 msg/sec
            OptimistAtomicQueueB, 2,i:  32,272,851 msg/sec
            OptimistAtomicQueueB, 3,s:  36,252,647 msg/sec
            OptimistAtomicQueueB, 3,i:  36,951,280 msg/sec
            OptimistAtomicQueueB, 4,s:  38,688,101 msg/sec
            OptimistAtomicQueueB, 4,i:  38,579,864 msg/sec
            OptimistAtomicQueueB, 5,s:  40,615,696 msg/sec
            OptimistAtomicQueueB, 5,i:  45,194,097 msg/sec
            OptimistAtomicQueueB, 6,s:  40,684,455 msg/sec
            OptimistAtomicQueueB, 6,i:  49,225,853 msg/sec
            OptimistAtomicQueueB, 7,s:  42,215,317 msg/sec
            OptimistAtomicQueueB, 7,i:  51,456,061 msg/sec
            OptimistAtomicQueueB, 8,s:  44,394,014 msg/sec
            OptimistAtomicQueueB, 8,i:  47,716,369 msg/sec
                    AtomicQueue2, 1,s:  23,037,601 msg/sec
                    AtomicQueue2, 1,i:  23,024,690 msg/sec
                    AtomicQueue2, 2,s:  11,764,890 msg/sec
                    AtomicQueue2, 2,i:  11,398,610 msg/sec
                    AtomicQueue2, 3,s:   9,601,093 msg/sec
                    AtomicQueue2, 3,i:   9,529,312 msg/sec
                    AtomicQueue2, 4,s:   7,998,859 msg/sec
                    AtomicQueue2, 4,i:   8,023,883 msg/sec
                    AtomicQueue2, 5,s:   7,903,522 msg/sec
                    AtomicQueue2, 5,i:   8,015,236 msg/sec
                    AtomicQueue2, 6,s:   7,619,426 msg/sec
                    AtomicQueue2, 6,i:   7,521,396 msg/sec
                    AtomicQueue2, 7,s:   7,088,281 msg/sec
                    AtomicQueue2, 7,i:   7,894,545 msg/sec
                    AtomicQueue2, 8,s:   6,404,609 msg/sec
                    AtomicQueue2, 8,i:   7,366,586 msg/sec
                   AtomicQueueB2, 1,s:  36,070,131 msg/sec
                   AtomicQueueB2, 1,i:  32,634,807 msg/sec
                   AtomicQueueB2, 2,s:  11,354,057 msg/sec
                   AtomicQueueB2, 2,i:  11,092,577 msg/sec
                   AtomicQueueB2, 3,s:   9,613,679 msg/sec
                   AtomicQueueB2, 3,i:   9,547,679 msg/sec
                   AtomicQueueB2, 4,s:   7,905,554 msg/sec
                   AtomicQueueB2, 4,i:   7,865,434 msg/sec
                   AtomicQueueB2, 5,s:   7,481,710 msg/sec
                   AtomicQueueB2, 5,i:   7,707,887 msg/sec
                   AtomicQueueB2, 6,s:   7,276,446 msg/sec
                   AtomicQueueB2, 6,i:   7,457,063 msg/sec
                   AtomicQueueB2, 7,s:   6,828,049 msg/sec
                   AtomicQueueB2, 7,i:   7,680,898 msg/sec
                   AtomicQueueB2, 8,s:   6,273,001 msg/sec
                   AtomicQueueB2, 8,i:   7,113,107 msg/sec
            OptimistAtomicQueue2, 1,s: 515,920,001 msg/sec
            OptimistAtomicQueue2, 1,i:  31,513,113 msg/sec
            OptimistAtomicQueue2, 2,s:  24,782,451 msg/sec
            OptimistAtomicQueue2, 2,i:  24,006,385 msg/sec
            OptimistAtomicQueue2, 3,s:  30,326,806 msg/sec
            OptimistAtomicQueue2, 3,i:  29,991,951 msg/sec
            OptimistAtomicQueue2, 4,s:  35,372,452 msg/sec
            OptimistAtomicQueue2, 4,i:  33,050,929 msg/sec
            OptimistAtomicQueue2, 5,s:  36,962,436 msg/sec
            OptimistAtomicQueue2, 5,i:  40,406,074 msg/sec
            OptimistAtomicQueue2, 6,s:  40,321,499 msg/sec
            OptimistAtomicQueue2, 6,i:  49,440,735 msg/sec
            OptimistAtomicQueue2, 7,s:  43,020,598 msg/sec
            OptimistAtomicQueue2, 7,i:  48,176,552 msg/sec
            OptimistAtomicQueue2, 8,s:  43,873,841 msg/sec
            OptimistAtomicQueue2, 8,i:  49,409,786 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,680,962 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,919,733 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,124,960 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,049,627 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,352,720 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,127,535 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,374,101 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,094,914 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,475,800 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,332,849 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,227,740 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,357,736 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,150,548 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,257,484 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,361,291 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,425,691 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000314 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000129 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000235 sec/round-trip
                pthread_spinlock: 0.000000297 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000263 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[271] 123m:43s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,936,674 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,056,847 msg/sec
          boost::lockfree::queue, 1,s:   6,842,429 msg/sec
          boost::lockfree::queue, 1,i:   6,883,089 msg/sec
          boost::lockfree::queue, 2,s:   7,550,261 msg/sec
          boost::lockfree::queue, 2,i:   7,400,247 msg/sec
          boost::lockfree::queue, 3,s:   7,445,804 msg/sec
          boost::lockfree::queue, 3,i:   7,610,930 msg/sec
          boost::lockfree::queue, 4,s:   6,420,148 msg/sec
          boost::lockfree::queue, 4,i:   6,804,138 msg/sec
          boost::lockfree::queue, 5,s:   6,451,892 msg/sec
          boost::lockfree::queue, 5,i:   6,507,253 msg/sec
          boost::lockfree::queue, 6,s:   5,967,134 msg/sec
          boost::lockfree::queue, 6,i:   6,082,722 msg/sec
          boost::lockfree::queue, 7,s:   5,993,096 msg/sec
          boost::lockfree::queue, 7,i:   5,942,668 msg/sec
          boost::lockfree::queue, 8,s:   5,483,336 msg/sec
          boost::lockfree::queue, 8,i:   5,593,153 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 361,612,941 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  43,797,992 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,720,877 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,759,848 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,909,060 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,159,671 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,306,874 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,792,652 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,307,141 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,917,970 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  41,845,408 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,574,453 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,003,382 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,270,760 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,798,260 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,247,134 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,173,041 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,746,036 msg/sec
                pthread_spinlock, 1,s:  28,881,930 msg/sec
                pthread_spinlock, 1,i:  25,319,701 msg/sec
                pthread_spinlock, 2,s:  15,520,502 msg/sec
                pthread_spinlock, 2,i:  18,086,291 msg/sec
                pthread_spinlock, 3,s:   8,297,275 msg/sec
                pthread_spinlock, 3,i:  11,878,606 msg/sec
                pthread_spinlock, 4,s:   6,481,039 msg/sec
                pthread_spinlock, 4,i:   8,920,324 msg/sec
                pthread_spinlock, 5,s:   8,603,898 msg/sec
                pthread_spinlock, 5,i:   8,862,714 msg/sec
                pthread_spinlock, 6,s:   8,534,613 msg/sec
                pthread_spinlock, 6,i:   8,506,215 msg/sec
                pthread_spinlock, 7,s:   7,520,798 msg/sec
                pthread_spinlock, 7,i:   7,889,744 msg/sec
                pthread_spinlock, 8,s:   6,895,716 msg/sec
                pthread_spinlock, 8,i:   7,000,138 msg/sec
                      std::mutex, 1,s:   7,037,234 msg/sec
                      std::mutex, 1,i:   7,657,701 msg/sec
                      std::mutex, 2,s:   6,024,560 msg/sec
                      std::mutex, 2,i:   6,024,448 msg/sec
                      std::mutex, 3,s:   6,049,391 msg/sec
                      std::mutex, 3,i:   6,152,342 msg/sec
                      std::mutex, 4,s:   6,201,336 msg/sec
                      std::mutex, 4,i:   6,166,133 msg/sec
                      std::mutex, 5,s:   5,993,652 msg/sec
                      std::mutex, 5,i:   6,213,486 msg/sec
                      std::mutex, 6,s:   6,016,426 msg/sec
                      std::mutex, 6,i:   5,949,646 msg/sec
                      std::mutex, 7,s:   5,866,542 msg/sec
                      std::mutex, 7,i:   5,890,124 msg/sec
                      std::mutex, 8,s:   5,706,590 msg/sec
                      std::mutex, 8,i:   5,722,332 msg/sec
                 tbb::spin_mutex, 1,s:  38,014,565 msg/sec
                 tbb::spin_mutex, 1,i:  37,400,220 msg/sec
                 tbb::spin_mutex, 2,s:  21,162,610 msg/sec
                 tbb::spin_mutex, 2,i:  20,505,522 msg/sec
                 tbb::spin_mutex, 3,s:   8,004,542 msg/sec
                 tbb::spin_mutex, 3,i:  11,142,334 msg/sec
                 tbb::spin_mutex, 4,s:   3,214,292 msg/sec
                 tbb::spin_mutex, 4,i:   6,280,590 msg/sec
                 tbb::spin_mutex, 5,s:   5,473,037 msg/sec
                 tbb::spin_mutex, 5,i:   5,735,928 msg/sec
                 tbb::spin_mutex, 6,s:   5,364,813 msg/sec
                 tbb::spin_mutex, 6,i:   4,327,431 msg/sec
                 tbb::spin_mutex, 7,s:   4,860,293 msg/sec
                 tbb::spin_mutex, 7,i:   4,366,972 msg/sec
                 tbb::spin_mutex, 8,s:   4,246,235 msg/sec
                 tbb::spin_mutex, 8,i:   4,154,743 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,218,441 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,271,876 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,037,021 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,206,700 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,610,773 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,632,317 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,987,204 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,353,966 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,509,148 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,619,431 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,948,524 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,718,408 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,866,937 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,122,724 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,909,020 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,454,102 msg/sec
     xenium::michael_scott_queue, 1,s:   9,158,962 msg/sec
     xenium::michael_scott_queue, 1,i:   9,000,280 msg/sec
     xenium::michael_scott_queue, 2,s:   8,303,879 msg/sec
     xenium::michael_scott_queue, 2,i:   8,455,912 msg/sec
     xenium::michael_scott_queue, 3,s:   7,277,499 msg/sec
     xenium::michael_scott_queue, 3,i:   7,498,533 msg/sec
     xenium::michael_scott_queue, 4,s:   6,368,582 msg/sec
     xenium::michael_scott_queue, 4,i:   6,299,465 msg/sec
     xenium::michael_scott_queue, 5,s:   6,268,072 msg/sec
     xenium::michael_scott_queue, 5,i:   6,631,471 msg/sec
     xenium::michael_scott_queue, 6,s:   6,447,250 msg/sec
     xenium::michael_scott_queue, 6,i:   6,881,733 msg/sec
     xenium::michael_scott_queue, 7,s:   6,389,041 msg/sec
     xenium::michael_scott_queue, 7,i:   6,538,407 msg/sec
     xenium::michael_scott_queue, 8,s:   6,022,823 msg/sec
     xenium::michael_scott_queue, 8,i:   6,070,975 msg/sec
         xenium::ramalhete_queue, 1,s:  31,590,237 msg/sec
         xenium::ramalhete_queue, 1,i:  32,118,729 msg/sec
         xenium::ramalhete_queue, 2,s:  24,442,257 msg/sec
         xenium::ramalhete_queue, 2,i:  23,533,180 msg/sec
         xenium::ramalhete_queue, 3,s:  29,161,575 msg/sec
         xenium::ramalhete_queue, 3,i:  28,437,316 msg/sec
         xenium::ramalhete_queue, 4,s:  33,763,452 msg/sec
         xenium::ramalhete_queue, 4,i:  33,485,297 msg/sec
         xenium::ramalhete_queue, 5,s:  32,058,171 msg/sec
         xenium::ramalhete_queue, 5,i:  36,167,122 msg/sec
         xenium::ramalhete_queue, 6,s:  34,108,307 msg/sec
         xenium::ramalhete_queue, 6,i:  39,723,882 msg/sec
         xenium::ramalhete_queue, 7,s:  35,064,558 msg/sec
         xenium::ramalhete_queue, 7,i:  41,832,148 msg/sec
         xenium::ramalhete_queue, 8,s:  35,474,884 msg/sec
         xenium::ramalhete_queue, 8,i:  44,001,864 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,802,302 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 119,167,463 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,712,845 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,704,074 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,667,233 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,778,865 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,564,081 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,220,100 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,996,616 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,308,740 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,118,100 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,509,098 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,155,371 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,845,737 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,404,206 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,216,242 msg/sec
                     AtomicQueue, 1,s:  58,930,859 msg/sec
                     AtomicQueue, 1,i:  56,223,082 msg/sec
                     AtomicQueue, 2,s:  12,212,820 msg/sec
                     AtomicQueue, 2,i:  11,735,709 msg/sec
                     AtomicQueue, 3,s:  10,798,173 msg/sec
                     AtomicQueue, 3,i:   9,991,880 msg/sec
                     AtomicQueue, 4,s:   8,201,436 msg/sec
                     AtomicQueue, 4,i:   8,183,031 msg/sec
                     AtomicQueue, 5,s:   7,995,361 msg/sec
                     AtomicQueue, 5,i:   8,089,584 msg/sec
                     AtomicQueue, 6,s:   7,699,950 msg/sec
                     AtomicQueue, 6,i:   7,610,307 msg/sec
                     AtomicQueue, 7,s:   7,068,214 msg/sec
                     AtomicQueue, 7,i:   7,982,419 msg/sec
                     AtomicQueue, 8,s:   6,338,720 msg/sec
                     AtomicQueue, 8,i:   7,439,779 msg/sec
                    AtomicQueueB, 1,s:  45,240,300 msg/sec
                    AtomicQueueB, 1,i:  46,120,971 msg/sec
                    AtomicQueueB, 2,s:  11,743,652 msg/sec
                    AtomicQueueB, 2,i:  11,495,061 msg/sec
                    AtomicQueueB, 3,s:  10,956,620 msg/sec
                    AtomicQueueB, 3,i:  10,138,898 msg/sec
                    AtomicQueueB, 4,s:   8,083,297 msg/sec
                    AtomicQueueB, 4,i:   8,051,610 msg/sec
                    AtomicQueueB, 5,s:   7,696,869 msg/sec
                    AtomicQueueB, 5,i:   7,898,968 msg/sec
                    AtomicQueueB, 6,s:   7,399,225 msg/sec
                    AtomicQueueB, 6,i:   7,493,561 msg/sec
                    AtomicQueueB, 7,s:   6,818,929 msg/sec
                    AtomicQueueB, 7,i:   7,737,304 msg/sec
                    AtomicQueueB, 8,s:   6,314,015 msg/sec
                    AtomicQueueB, 8,i:   7,042,522 msg/sec
             OptimistAtomicQueue, 1,s: 665,972,612 msg/sec
             OptimistAtomicQueue, 1,i: 787,290,765 msg/sec
             OptimistAtomicQueue, 2,s:  32,627,227 msg/sec
             OptimistAtomicQueue, 2,i:  32,701,192 msg/sec
             OptimistAtomicQueue, 3,s:  36,663,055 msg/sec
             OptimistAtomicQueue, 3,i:  37,413,684 msg/sec
             OptimistAtomicQueue, 4,s:  39,306,706 msg/sec
             OptimistAtomicQueue, 4,i:  39,414,164 msg/sec
             OptimistAtomicQueue, 5,s:  42,460,460 msg/sec
             OptimistAtomicQueue, 5,i:  46,530,794 msg/sec
             OptimistAtomicQueue, 6,s:  42,263,292 msg/sec
             OptimistAtomicQueue, 6,i:  50,456,335 msg/sec
             OptimistAtomicQueue, 7,s:  45,156,336 msg/sec
             OptimistAtomicQueue, 7,i:  52,005,874 msg/sec
             OptimistAtomicQueue, 8,s:  46,370,016 msg/sec
             OptimistAtomicQueue, 8,i:  50,402,222 msg/sec
            OptimistAtomicQueueB, 1,s: 182,680,308 msg/sec
            OptimistAtomicQueueB, 1,i:  77,732,183 msg/sec
            OptimistAtomicQueueB, 2,s:  32,143,233 msg/sec
            OptimistAtomicQueueB, 2,i:  32,278,226 msg/sec
            OptimistAtomicQueueB, 3,s:  36,322,946 msg/sec
            OptimistAtomicQueueB, 3,i:  36,952,341 msg/sec
            OptimistAtomicQueueB, 4,s:  38,705,541 msg/sec
            OptimistAtomicQueueB, 4,i:  38,600,625 msg/sec
            OptimistAtomicQueueB, 5,s:  40,770,631 msg/sec
            OptimistAtomicQueueB, 5,i:  44,471,819 msg/sec
            OptimistAtomicQueueB, 6,s:  40,722,380 msg/sec
            OptimistAtomicQueueB, 6,i:  49,080,403 msg/sec
            OptimistAtomicQueueB, 7,s:  41,561,352 msg/sec
            OptimistAtomicQueueB, 7,i:  51,508,391 msg/sec
            OptimistAtomicQueueB, 8,s:  44,781,366 msg/sec
            OptimistAtomicQueueB, 8,i:  48,961,701 msg/sec
                    AtomicQueue2, 1,s:  22,882,816 msg/sec
                    AtomicQueue2, 1,i:  22,865,031 msg/sec
                    AtomicQueue2, 2,s:  11,865,062 msg/sec
                    AtomicQueue2, 2,i:  11,833,231 msg/sec
                    AtomicQueue2, 3,s:   9,333,432 msg/sec
                    AtomicQueue2, 3,i:   9,429,632 msg/sec
                    AtomicQueue2, 4,s:   8,077,571 msg/sec
                    AtomicQueue2, 4,i:   8,019,676 msg/sec
                    AtomicQueue2, 5,s:   7,877,095 msg/sec
                    AtomicQueue2, 5,i:   7,993,626 msg/sec
                    AtomicQueue2, 6,s:   7,669,533 msg/sec
                    AtomicQueue2, 6,i:   7,480,773 msg/sec
                    AtomicQueue2, 7,s:   7,115,089 msg/sec
                    AtomicQueue2, 7,i:   7,895,692 msg/sec
                    AtomicQueue2, 8,s:   6,393,178 msg/sec
                    AtomicQueue2, 8,i:   7,233,546 msg/sec
                   AtomicQueueB2, 1,s:  36,334,827 msg/sec
                   AtomicQueueB2, 1,i:  32,620,917 msg/sec
                   AtomicQueueB2, 2,s:  11,399,026 msg/sec
                   AtomicQueueB2, 2,i:  11,134,603 msg/sec
                   AtomicQueueB2, 3,s:   9,594,883 msg/sec
                   AtomicQueueB2, 3,i:   9,498,654 msg/sec
                   AtomicQueueB2, 4,s:   7,956,068 msg/sec
                   AtomicQueueB2, 4,i:   7,908,162 msg/sec
                   AtomicQueueB2, 5,s:   7,588,127 msg/sec
                   AtomicQueueB2, 5,i:   7,763,471 msg/sec
                   AtomicQueueB2, 6,s:   7,192,626 msg/sec
                   AtomicQueueB2, 6,i:   7,458,922 msg/sec
                   AtomicQueueB2, 7,s:   6,885,701 msg/sec
                   AtomicQueueB2, 7,i:   7,734,309 msg/sec
                   AtomicQueueB2, 8,s:   6,288,605 msg/sec
                   AtomicQueueB2, 8,i:   7,074,314 msg/sec
            OptimistAtomicQueue2, 1,s: 454,209,855 msg/sec
            OptimistAtomicQueue2, 1,i:  30,369,683 msg/sec
            OptimistAtomicQueue2, 2,s:  22,595,515 msg/sec
            OptimistAtomicQueue2, 2,i:  24,064,727 msg/sec
            OptimistAtomicQueue2, 3,s:  30,459,970 msg/sec
            OptimistAtomicQueue2, 3,i:  29,986,140 msg/sec
            OptimistAtomicQueue2, 4,s:  33,219,343 msg/sec
            OptimistAtomicQueue2, 4,i:  33,086,670 msg/sec
            OptimistAtomicQueue2, 5,s:  37,124,330 msg/sec
            OptimistAtomicQueue2, 5,i:  40,594,729 msg/sec
            OptimistAtomicQueue2, 6,s:  40,182,044 msg/sec
            OptimistAtomicQueue2, 6,i:  49,202,945 msg/sec
            OptimistAtomicQueue2, 7,s:  42,743,540 msg/sec
            OptimistAtomicQueue2, 7,i:  47,995,603 msg/sec
            OptimistAtomicQueue2, 8,s:  44,036,870 msg/sec
            OptimistAtomicQueue2, 8,i:  48,547,666 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,243,204 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,883,172 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,744,718 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,308,769 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,292,134 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,088,791 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,065,545 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,073,812 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,492,515 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,252,760 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,676,354 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,188,592 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,734,460 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,442,283 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,082,424 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,845,022 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000149 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000245 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000398 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[272] 122m:24s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,691,007 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,484,940 msg/sec
          boost::lockfree::queue, 1,s:   6,841,795 msg/sec
          boost::lockfree::queue, 1,i:   7,064,648 msg/sec
          boost::lockfree::queue, 2,s:   7,594,961 msg/sec
          boost::lockfree::queue, 2,i:   7,406,196 msg/sec
          boost::lockfree::queue, 3,s:   7,333,366 msg/sec
          boost::lockfree::queue, 3,i:   7,565,631 msg/sec
          boost::lockfree::queue, 4,s:   6,418,751 msg/sec
          boost::lockfree::queue, 4,i:   6,800,657 msg/sec
          boost::lockfree::queue, 5,s:   6,391,610 msg/sec
          boost::lockfree::queue, 5,i:   6,516,642 msg/sec
          boost::lockfree::queue, 6,s:   6,029,996 msg/sec
          boost::lockfree::queue, 6,i:   6,128,986 msg/sec
          boost::lockfree::queue, 7,s:   5,940,697 msg/sec
          boost::lockfree::queue, 7,i:   5,947,249 msg/sec
          boost::lockfree::queue, 8,s:   5,553,402 msg/sec
          boost::lockfree::queue, 8,i:   5,585,949 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 371,988,416 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  74,295,607 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,264,186 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,685,024 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,678,961 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  45,264,263 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,678,523 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  40,961,008 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,301,827 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,100,724 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,328,494 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,551,266 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  16,998,837 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,322,687 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,731,319 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,335,804 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,084,870 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,892,259 msg/sec
                pthread_spinlock, 1,s:  29,058,708 msg/sec
                pthread_spinlock, 1,i:  26,052,344 msg/sec
                pthread_spinlock, 2,s:  15,529,989 msg/sec
                pthread_spinlock, 2,i:  16,946,010 msg/sec
                pthread_spinlock, 3,s:   8,275,347 msg/sec
                pthread_spinlock, 3,i:  12,010,566 msg/sec
                pthread_spinlock, 4,s:   6,546,692 msg/sec
                pthread_spinlock, 4,i:   9,179,559 msg/sec
                pthread_spinlock, 5,s:   8,636,489 msg/sec
                pthread_spinlock, 5,i:   9,117,834 msg/sec
                pthread_spinlock, 6,s:   8,531,166 msg/sec
                pthread_spinlock, 6,i:   9,242,080 msg/sec
                pthread_spinlock, 7,s:   7,488,394 msg/sec
                pthread_spinlock, 7,i:   7,633,635 msg/sec
                pthread_spinlock, 8,s:   6,898,496 msg/sec
                pthread_spinlock, 8,i:   6,776,552 msg/sec
                      std::mutex, 1,s:   6,535,149 msg/sec
                      std::mutex, 1,i:   6,151,475 msg/sec
                      std::mutex, 2,s:   6,119,935 msg/sec
                      std::mutex, 2,i:   5,934,614 msg/sec
                      std::mutex, 3,s:   5,438,946 msg/sec
                      std::mutex, 3,i:   5,121,177 msg/sec
                      std::mutex, 4,s:   5,600,259 msg/sec
                      std::mutex, 4,i:   6,323,573 msg/sec
                      std::mutex, 5,s:   6,051,087 msg/sec
                      std::mutex, 5,i:   6,078,735 msg/sec
                      std::mutex, 6,s:   5,937,233 msg/sec
                      std::mutex, 6,i:   5,960,641 msg/sec
                      std::mutex, 7,s:   5,821,515 msg/sec
                      std::mutex, 7,i:   5,829,589 msg/sec
                      std::mutex, 8,s:   5,717,558 msg/sec
                      std::mutex, 8,i:   5,723,565 msg/sec
                 tbb::spin_mutex, 1,s:  37,757,183 msg/sec
                 tbb::spin_mutex, 1,i:  37,654,760 msg/sec
                 tbb::spin_mutex, 2,s:  20,627,851 msg/sec
                 tbb::spin_mutex, 2,i:  18,327,950 msg/sec
                 tbb::spin_mutex, 3,s:   8,107,902 msg/sec
                 tbb::spin_mutex, 3,i:  11,326,688 msg/sec
                 tbb::spin_mutex, 4,s:   3,156,284 msg/sec
                 tbb::spin_mutex, 4,i:   6,395,902 msg/sec
                 tbb::spin_mutex, 5,s:   5,618,038 msg/sec
                 tbb::spin_mutex, 5,i:   5,581,291 msg/sec
                 tbb::spin_mutex, 6,s:   5,303,491 msg/sec
                 tbb::spin_mutex, 6,i:   4,348,661 msg/sec
                 tbb::spin_mutex, 7,s:   4,860,834 msg/sec
                 tbb::spin_mutex, 7,i:   4,311,537 msg/sec
                 tbb::spin_mutex, 8,s:   3,893,224 msg/sec
                 tbb::spin_mutex, 8,i:   4,184,924 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,403,680 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,306,637 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,926,410 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,483,775 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,993,820 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,504,571 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,307,878 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,213,176 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,677,108 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,175,001 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,946,705 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,492,667 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,978,644 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,675,339 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,047,971 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,711,121 msg/sec
     xenium::michael_scott_queue, 1,s:  10,161,353 msg/sec
     xenium::michael_scott_queue, 1,i:  10,001,838 msg/sec
     xenium::michael_scott_queue, 2,s:   8,503,030 msg/sec
     xenium::michael_scott_queue, 2,i:   8,562,861 msg/sec
     xenium::michael_scott_queue, 3,s:   7,071,683 msg/sec
     xenium::michael_scott_queue, 3,i:   7,604,684 msg/sec
     xenium::michael_scott_queue, 4,s:   6,329,650 msg/sec
     xenium::michael_scott_queue, 4,i:   6,309,297 msg/sec
     xenium::michael_scott_queue, 5,s:   6,282,451 msg/sec
     xenium::michael_scott_queue, 5,i:   6,765,428 msg/sec
     xenium::michael_scott_queue, 6,s:   6,547,624 msg/sec
     xenium::michael_scott_queue, 6,i:   6,659,643 msg/sec
     xenium::michael_scott_queue, 7,s:   6,362,889 msg/sec
     xenium::michael_scott_queue, 7,i:   6,375,489 msg/sec
     xenium::michael_scott_queue, 8,s:   5,944,080 msg/sec
     xenium::michael_scott_queue, 8,i:   6,239,264 msg/sec
         xenium::ramalhete_queue, 1,s:  31,561,662 msg/sec
         xenium::ramalhete_queue, 1,i:  31,629,427 msg/sec
         xenium::ramalhete_queue, 2,s:  23,518,111 msg/sec
         xenium::ramalhete_queue, 2,i:  23,347,561 msg/sec
         xenium::ramalhete_queue, 3,s:  29,175,766 msg/sec
         xenium::ramalhete_queue, 3,i:  28,536,863 msg/sec
         xenium::ramalhete_queue, 4,s:  33,834,309 msg/sec
         xenium::ramalhete_queue, 4,i:  33,533,315 msg/sec
         xenium::ramalhete_queue, 5,s:  32,064,688 msg/sec
         xenium::ramalhete_queue, 5,i:  36,074,044 msg/sec
         xenium::ramalhete_queue, 6,s:  34,089,317 msg/sec
         xenium::ramalhete_queue, 6,i:  38,697,394 msg/sec
         xenium::ramalhete_queue, 7,s:  35,115,735 msg/sec
         xenium::ramalhete_queue, 7,i:  41,083,526 msg/sec
         xenium::ramalhete_queue, 8,s:  35,589,676 msg/sec
         xenium::ramalhete_queue, 8,i:  43,866,811 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,213,140 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,823,394 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,637,962 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,430,645 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,713,174 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,300,900 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,403,352 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,191,014 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,974,939 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,357,012 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,058,453 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,548,531 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,310,831 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,057,707 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,399,498 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,341,231 msg/sec
                     AtomicQueue, 1,s:  60,966,466 msg/sec
                     AtomicQueue, 1,i:  56,663,069 msg/sec
                     AtomicQueue, 2,s:  12,277,810 msg/sec
                     AtomicQueue, 2,i:  11,746,395 msg/sec
                     AtomicQueue, 3,s:  10,677,385 msg/sec
                     AtomicQueue, 3,i:   9,935,294 msg/sec
                     AtomicQueue, 4,s:   8,183,149 msg/sec
                     AtomicQueue, 4,i:   8,195,100 msg/sec
                     AtomicQueue, 5,s:   8,019,422 msg/sec
                     AtomicQueue, 5,i:   8,088,689 msg/sec
                     AtomicQueue, 6,s:   7,867,536 msg/sec
                     AtomicQueue, 6,i:   7,617,597 msg/sec
                     AtomicQueue, 7,s:   7,202,285 msg/sec
                     AtomicQueue, 7,i:   8,008,662 msg/sec
                     AtomicQueue, 8,s:   6,316,707 msg/sec
                     AtomicQueue, 8,i:   7,390,161 msg/sec
                    AtomicQueueB, 1,s:  44,939,901 msg/sec
                    AtomicQueueB, 1,i:  43,006,341 msg/sec
                    AtomicQueueB, 2,s:  11,838,988 msg/sec
                    AtomicQueueB, 2,i:  11,491,564 msg/sec
                    AtomicQueueB, 3,s:  11,004,430 msg/sec
                    AtomicQueueB, 3,i:  10,102,481 msg/sec
                    AtomicQueueB, 4,s:   8,054,201 msg/sec
                    AtomicQueueB, 4,i:   8,002,086 msg/sec
                    AtomicQueueB, 5,s:   7,468,194 msg/sec
                    AtomicQueueB, 5,i:   7,727,925 msg/sec
                    AtomicQueueB, 6,s:   7,044,646 msg/sec
                    AtomicQueueB, 6,i:   7,495,792 msg/sec
                    AtomicQueueB, 7,s:   6,868,068 msg/sec
                    AtomicQueueB, 7,i:   7,645,426 msg/sec
                    AtomicQueueB, 8,s:   6,191,785 msg/sec
                    AtomicQueueB, 8,i:   6,982,619 msg/sec
             OptimistAtomicQueue, 1,s: 683,177,472 msg/sec
             OptimistAtomicQueue, 1,i: 685,560,250 msg/sec
             OptimistAtomicQueue, 2,s:  32,271,952 msg/sec
             OptimistAtomicQueue, 2,i:  32,602,059 msg/sec
             OptimistAtomicQueue, 3,s:  36,686,850 msg/sec
             OptimistAtomicQueue, 3,i:  37,391,374 msg/sec
             OptimistAtomicQueue, 4,s:  39,266,374 msg/sec
             OptimistAtomicQueue, 4,i:  39,398,780 msg/sec
             OptimistAtomicQueue, 5,s:  42,317,497 msg/sec
             OptimistAtomicQueue, 5,i:  47,321,480 msg/sec
             OptimistAtomicQueue, 6,s:  42,667,341 msg/sec
             OptimistAtomicQueue, 6,i:  50,424,916 msg/sec
             OptimistAtomicQueue, 7,s:  44,241,004 msg/sec
             OptimistAtomicQueue, 7,i:  52,960,845 msg/sec
             OptimistAtomicQueue, 8,s:  46,177,415 msg/sec
             OptimistAtomicQueue, 8,i:  49,210,240 msg/sec
            OptimistAtomicQueueB, 1,s:  78,034,574 msg/sec
            OptimistAtomicQueueB, 1,i:  77,758,511 msg/sec
            OptimistAtomicQueueB, 2,s:  32,153,905 msg/sec
            OptimistAtomicQueueB, 2,i:  32,214,266 msg/sec
            OptimistAtomicQueueB, 3,s:  36,291,973 msg/sec
            OptimistAtomicQueueB, 3,i:  36,884,113 msg/sec
            OptimistAtomicQueueB, 4,s:  38,699,209 msg/sec
            OptimistAtomicQueueB, 4,i:  38,679,816 msg/sec
            OptimistAtomicQueueB, 5,s:  41,189,095 msg/sec
            OptimistAtomicQueueB, 5,i:  46,268,908 msg/sec
            OptimistAtomicQueueB, 6,s:  41,541,615 msg/sec
            OptimistAtomicQueueB, 6,i:  49,139,368 msg/sec
            OptimistAtomicQueueB, 7,s:  42,267,471 msg/sec
            OptimistAtomicQueueB, 7,i:  47,957,067 msg/sec
            OptimistAtomicQueueB, 8,s:  44,380,901 msg/sec
            OptimistAtomicQueueB, 8,i:  47,853,123 msg/sec
                    AtomicQueue2, 1,s:  22,856,771 msg/sec
                    AtomicQueue2, 1,i:  22,866,400 msg/sec
                    AtomicQueue2, 2,s:  11,860,728 msg/sec
                    AtomicQueue2, 2,i:  11,419,582 msg/sec
                    AtomicQueue2, 3,s:   9,438,985 msg/sec
                    AtomicQueue2, 3,i:   9,492,211 msg/sec
                    AtomicQueue2, 4,s:   8,109,303 msg/sec
                    AtomicQueue2, 4,i:   8,045,350 msg/sec
                    AtomicQueue2, 5,s:   7,957,383 msg/sec
                    AtomicQueue2, 5,i:   8,031,464 msg/sec
                    AtomicQueue2, 6,s:   7,791,675 msg/sec
                    AtomicQueue2, 6,i:   7,552,684 msg/sec
                    AtomicQueue2, 7,s:   7,075,132 msg/sec
                    AtomicQueue2, 7,i:   7,875,730 msg/sec
                    AtomicQueue2, 8,s:   6,368,226 msg/sec
                    AtomicQueue2, 8,i:   7,255,080 msg/sec
                   AtomicQueueB2, 1,s:  36,159,716 msg/sec
                   AtomicQueueB2, 1,i:  35,981,852 msg/sec
                   AtomicQueueB2, 2,s:  11,487,571 msg/sec
                   AtomicQueueB2, 2,i:  11,080,168 msg/sec
                   AtomicQueueB2, 3,s:   9,674,831 msg/sec
                   AtomicQueueB2, 3,i:   9,600,323 msg/sec
                   AtomicQueueB2, 4,s:   7,929,949 msg/sec
                   AtomicQueueB2, 4,i:   7,798,695 msg/sec
                   AtomicQueueB2, 5,s:   7,371,809 msg/sec
                   AtomicQueueB2, 5,i:   7,686,904 msg/sec
                   AtomicQueueB2, 6,s:   7,297,109 msg/sec
                   AtomicQueueB2, 6,i:   7,490,893 msg/sec
                   AtomicQueueB2, 7,s:   6,817,986 msg/sec
                   AtomicQueueB2, 7,i:   7,722,166 msg/sec
                   AtomicQueueB2, 8,s:   6,292,883 msg/sec
                   AtomicQueueB2, 8,i:   7,110,616 msg/sec
            OptimistAtomicQueue2, 1,s: 443,678,015 msg/sec
            OptimistAtomicQueue2, 1,i:  29,551,345 msg/sec
            OptimistAtomicQueue2, 2,s:  26,395,341 msg/sec
            OptimistAtomicQueue2, 2,i:  24,025,301 msg/sec
            OptimistAtomicQueue2, 3,s:  29,867,889 msg/sec
            OptimistAtomicQueue2, 3,i:  29,291,342 msg/sec
            OptimistAtomicQueue2, 4,s:  33,335,097 msg/sec
            OptimistAtomicQueue2, 4,i:  33,356,344 msg/sec
            OptimistAtomicQueue2, 5,s:  37,278,938 msg/sec
            OptimistAtomicQueue2, 5,i:  41,280,359 msg/sec
            OptimistAtomicQueue2, 6,s:  40,089,090 msg/sec
            OptimistAtomicQueue2, 6,i:  49,257,698 msg/sec
            OptimistAtomicQueue2, 7,s:  42,626,267 msg/sec
            OptimistAtomicQueue2, 7,i:  48,069,006 msg/sec
            OptimistAtomicQueue2, 8,s:  43,829,032 msg/sec
            OptimistAtomicQueue2, 8,i:  48,522,909 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,928,004 msg/sec
           OptimistAtomicQueueB2, 1,i:  73,280,018 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,583,747 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,449,846 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,713,742 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,202,241 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,119,169 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,037,273 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,509,886 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,330,963 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,660,517 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,339,801 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,126,996 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,577,431 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,095,216 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,830,948 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000323 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000131 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000250 sec/round-trip
                      std::mutex: 0.000000502 sec/round-trip
                 tbb::spin_mutex: 0.000000277 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[273] 121m:5s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,442,386 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,215,411 msg/sec
          boost::lockfree::queue, 1,s:   6,883,184 msg/sec
          boost::lockfree::queue, 1,i:   6,876,458 msg/sec
          boost::lockfree::queue, 2,s:   7,583,291 msg/sec
          boost::lockfree::queue, 2,i:   7,434,170 msg/sec
          boost::lockfree::queue, 3,s:   7,457,177 msg/sec
          boost::lockfree::queue, 3,i:   7,526,517 msg/sec
          boost::lockfree::queue, 4,s:   6,431,530 msg/sec
          boost::lockfree::queue, 4,i:   6,738,449 msg/sec
          boost::lockfree::queue, 5,s:   6,415,397 msg/sec
          boost::lockfree::queue, 5,i:   6,469,691 msg/sec
          boost::lockfree::queue, 6,s:   6,043,205 msg/sec
          boost::lockfree::queue, 6,i:   6,107,477 msg/sec
          boost::lockfree::queue, 7,s:   6,001,485 msg/sec
          boost::lockfree::queue, 7,i:   5,943,750 msg/sec
          boost::lockfree::queue, 8,s:   5,539,272 msg/sec
          boost::lockfree::queue, 8,i:   5,677,927 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  79,627,642 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  56,227,332 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,195,704 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,864,330 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,519,519 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,252,496 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,159,212 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,501,847 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,982,981 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,922,553 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,134,831 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,447,954 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,122,489 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,887,786 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,102,287 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,194,407 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,183,948 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  35,430,806 msg/sec
                pthread_spinlock, 1,s:  29,006,362 msg/sec
                pthread_spinlock, 1,i:  25,376,198 msg/sec
                pthread_spinlock, 2,s:  15,927,824 msg/sec
                pthread_spinlock, 2,i:  17,013,582 msg/sec
                pthread_spinlock, 3,s:   8,367,846 msg/sec
                pthread_spinlock, 3,i:  11,976,933 msg/sec
                pthread_spinlock, 4,s:   6,500,338 msg/sec
                pthread_spinlock, 4,i:   9,044,888 msg/sec
                pthread_spinlock, 5,s:   8,696,557 msg/sec
                pthread_spinlock, 5,i:   9,455,536 msg/sec
                pthread_spinlock, 6,s:   8,201,202 msg/sec
                pthread_spinlock, 6,i:   8,483,801 msg/sec
                pthread_spinlock, 7,s:   7,614,370 msg/sec
                pthread_spinlock, 7,i:   7,932,802 msg/sec
                pthread_spinlock, 8,s:   6,910,133 msg/sec
                pthread_spinlock, 8,i:   6,847,542 msg/sec
                      std::mutex, 1,s:   7,328,185 msg/sec
                      std::mutex, 1,i:   8,241,499 msg/sec
                      std::mutex, 2,s:   5,482,731 msg/sec
                      std::mutex, 2,i:   5,396,176 msg/sec
                      std::mutex, 3,s:   5,963,022 msg/sec
                      std::mutex, 3,i:   6,001,541 msg/sec
                      std::mutex, 4,s:   6,281,380 msg/sec
                      std::mutex, 4,i:   6,130,844 msg/sec
                      std::mutex, 5,s:   6,047,579 msg/sec
                      std::mutex, 5,i:   6,004,861 msg/sec
                      std::mutex, 6,s:   5,588,670 msg/sec
                      std::mutex, 6,i:   5,849,943 msg/sec
                      std::mutex, 7,s:   5,795,190 msg/sec
                      std::mutex, 7,i:   5,777,249 msg/sec
                      std::mutex, 8,s:   5,623,963 msg/sec
                      std::mutex, 8,i:   5,671,182 msg/sec
                 tbb::spin_mutex, 1,s:  38,165,693 msg/sec
                 tbb::spin_mutex, 1,i:  33,065,655 msg/sec
                 tbb::spin_mutex, 2,s:  21,069,266 msg/sec
                 tbb::spin_mutex, 2,i:  21,283,284 msg/sec
                 tbb::spin_mutex, 3,s:   8,138,823 msg/sec
                 tbb::spin_mutex, 3,i:  10,289,675 msg/sec
                 tbb::spin_mutex, 4,s:   3,146,350 msg/sec
                 tbb::spin_mutex, 4,i:   6,300,148 msg/sec
                 tbb::spin_mutex, 5,s:   5,543,655 msg/sec
                 tbb::spin_mutex, 5,i:   5,758,035 msg/sec
                 tbb::spin_mutex, 6,s:   5,368,065 msg/sec
                 tbb::spin_mutex, 6,i:   4,346,578 msg/sec
                 tbb::spin_mutex, 7,s:   4,847,106 msg/sec
                 tbb::spin_mutex, 7,i:   4,321,363 msg/sec
                 tbb::spin_mutex, 8,s:   4,273,744 msg/sec
                 tbb::spin_mutex, 8,i:   4,082,851 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,136,530 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,026,676 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,223,778 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,013,868 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,252,774 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,322,165 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,980,307 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,185,729 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,541,912 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,354,596 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,624,891 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,764,381 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,665,035 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,125,370 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,744,950 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,935,103 msg/sec
     xenium::michael_scott_queue, 1,s:   9,489,801 msg/sec
     xenium::michael_scott_queue, 1,i:   9,560,890 msg/sec
     xenium::michael_scott_queue, 2,s:   8,401,097 msg/sec
     xenium::michael_scott_queue, 2,i:   8,533,549 msg/sec
     xenium::michael_scott_queue, 3,s:   7,214,408 msg/sec
     xenium::michael_scott_queue, 3,i:   7,544,853 msg/sec
     xenium::michael_scott_queue, 4,s:   6,337,397 msg/sec
     xenium::michael_scott_queue, 4,i:   6,400,203 msg/sec
     xenium::michael_scott_queue, 5,s:   6,296,461 msg/sec
     xenium::michael_scott_queue, 5,i:   6,684,691 msg/sec
     xenium::michael_scott_queue, 6,s:   6,474,046 msg/sec
     xenium::michael_scott_queue, 6,i:   6,914,211 msg/sec
     xenium::michael_scott_queue, 7,s:   6,307,493 msg/sec
     xenium::michael_scott_queue, 7,i:   6,648,779 msg/sec
     xenium::michael_scott_queue, 8,s:   6,013,338 msg/sec
     xenium::michael_scott_queue, 8,i:   6,248,036 msg/sec
         xenium::ramalhete_queue, 1,s:  31,843,081 msg/sec
         xenium::ramalhete_queue, 1,i:  31,847,547 msg/sec
         xenium::ramalhete_queue, 2,s:  23,428,504 msg/sec
         xenium::ramalhete_queue, 2,i:  23,348,554 msg/sec
         xenium::ramalhete_queue, 3,s:  29,156,367 msg/sec
         xenium::ramalhete_queue, 3,i:  28,464,101 msg/sec
         xenium::ramalhete_queue, 4,s:  33,876,144 msg/sec
         xenium::ramalhete_queue, 4,i:  33,437,528 msg/sec
         xenium::ramalhete_queue, 5,s:  31,978,760 msg/sec
         xenium::ramalhete_queue, 5,i:  35,903,308 msg/sec
         xenium::ramalhete_queue, 6,s:  33,959,661 msg/sec
         xenium::ramalhete_queue, 6,i:  38,687,203 msg/sec
         xenium::ramalhete_queue, 7,s:  35,079,807 msg/sec
         xenium::ramalhete_queue, 7,i:  41,212,312 msg/sec
         xenium::ramalhete_queue, 8,s:  35,613,795 msg/sec
         xenium::ramalhete_queue, 8,i:  44,537,714 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,300,781 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  92,867,808 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,154,830 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,121,199 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,803,112 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,906,376 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,614,028 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,426,572 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,104,666 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,288,091 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,178,915 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,243,085 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,216,719 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,193,381 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,402,359 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,335,998 msg/sec
                     AtomicQueue, 1,s:  65,585,725 msg/sec
                     AtomicQueue, 1,i:  57,694,304 msg/sec
                     AtomicQueue, 2,s:  12,274,656 msg/sec
                     AtomicQueue, 2,i:  11,695,434 msg/sec
                     AtomicQueue, 3,s:  10,724,247 msg/sec
                     AtomicQueue, 3,i:   9,986,373 msg/sec
                     AtomicQueue, 4,s:   8,210,169 msg/sec
                     AtomicQueue, 4,i:   8,167,685 msg/sec
                     AtomicQueue, 5,s:   8,022,655 msg/sec
                     AtomicQueue, 5,i:   8,083,204 msg/sec
                     AtomicQueue, 6,s:   7,840,820 msg/sec
                     AtomicQueue, 6,i:   7,611,606 msg/sec
                     AtomicQueue, 7,s:   7,167,874 msg/sec
                     AtomicQueue, 7,i:   7,976,006 msg/sec
                     AtomicQueue, 8,s:   6,363,008 msg/sec
                     AtomicQueue, 8,i:   7,471,327 msg/sec
                    AtomicQueueB, 1,s:  43,985,444 msg/sec
                    AtomicQueueB, 1,i:  43,990,860 msg/sec
                    AtomicQueueB, 2,s:  11,912,651 msg/sec
                    AtomicQueueB, 2,i:  11,523,134 msg/sec
                    AtomicQueueB, 3,s:  11,055,113 msg/sec
                    AtomicQueueB, 3,i:  10,187,365 msg/sec
                    AtomicQueueB, 4,s:   8,083,181 msg/sec
                    AtomicQueueB, 4,i:   7,982,921 msg/sec
                    AtomicQueueB, 5,s:   7,561,669 msg/sec
                    AtomicQueueB, 5,i:   7,865,452 msg/sec
                    AtomicQueueB, 6,s:   7,447,376 msg/sec
                    AtomicQueueB, 6,i:   7,535,184 msg/sec
                    AtomicQueueB, 7,s:   6,863,525 msg/sec
                    AtomicQueueB, 7,i:   7,697,516 msg/sec
                    AtomicQueueB, 8,s:   6,193,056 msg/sec
                    AtomicQueueB, 8,i:   7,154,071 msg/sec
             OptimistAtomicQueue, 1,s: 752,309,307 msg/sec
             OptimistAtomicQueue, 1,i: 543,651,845 msg/sec
             OptimistAtomicQueue, 2,s:  32,151,959 msg/sec
             OptimistAtomicQueue, 2,i:  32,715,310 msg/sec
             OptimistAtomicQueue, 3,s:  36,659,813 msg/sec
             OptimistAtomicQueue, 3,i:  37,429,097 msg/sec
             OptimistAtomicQueue, 4,s:  39,289,286 msg/sec
             OptimistAtomicQueue, 4,i:  39,421,652 msg/sec
             OptimistAtomicQueue, 5,s:  42,566,335 msg/sec
             OptimistAtomicQueue, 5,i:  46,323,983 msg/sec
             OptimistAtomicQueue, 6,s:  41,667,572 msg/sec
             OptimistAtomicQueue, 6,i:  50,391,086 msg/sec
             OptimistAtomicQueue, 7,s:  45,197,437 msg/sec
             OptimistAtomicQueue, 7,i:  49,439,046 msg/sec
             OptimistAtomicQueue, 8,s:  46,444,976 msg/sec
             OptimistAtomicQueue, 8,i:  49,246,502 msg/sec
            OptimistAtomicQueueB, 1,s: 192,740,738 msg/sec
            OptimistAtomicQueueB, 1,i:  76,543,787 msg/sec
            OptimistAtomicQueueB, 2,s:  32,173,153 msg/sec
            OptimistAtomicQueueB, 2,i:  32,377,929 msg/sec
            OptimistAtomicQueueB, 3,s:  36,256,311 msg/sec
            OptimistAtomicQueueB, 3,i:  36,948,068 msg/sec
            OptimistAtomicQueueB, 4,s:  38,594,859 msg/sec
            OptimistAtomicQueueB, 4,i:  38,687,039 msg/sec
            OptimistAtomicQueueB, 5,s:  40,987,000 msg/sec
            OptimistAtomicQueueB, 5,i:  45,396,699 msg/sec
            OptimistAtomicQueueB, 6,s:  40,667,687 msg/sec
            OptimistAtomicQueueB, 6,i:  49,105,354 msg/sec
            OptimistAtomicQueueB, 7,s:  41,877,192 msg/sec
            OptimistAtomicQueueB, 7,i:  48,294,136 msg/sec
            OptimistAtomicQueueB, 8,s:  44,217,981 msg/sec
            OptimistAtomicQueueB, 8,i:  48,059,887 msg/sec
                    AtomicQueue2, 1,s:  23,177,569 msg/sec
                    AtomicQueue2, 1,i:  23,134,430 msg/sec
                    AtomicQueue2, 2,s:  11,708,351 msg/sec
                    AtomicQueue2, 2,i:  11,336,337 msg/sec
                    AtomicQueue2, 3,s:   9,593,485 msg/sec
                    AtomicQueue2, 3,i:   9,387,079 msg/sec
                    AtomicQueue2, 4,s:   8,051,240 msg/sec
                    AtomicQueue2, 4,i:   8,044,384 msg/sec
                    AtomicQueue2, 5,s:   7,895,724 msg/sec
                    AtomicQueue2, 5,i:   8,017,036 msg/sec
                    AtomicQueue2, 6,s:   7,797,211 msg/sec
                    AtomicQueue2, 6,i:   7,450,035 msg/sec
                    AtomicQueue2, 7,s:   7,115,408 msg/sec
                    AtomicQueue2, 7,i:   7,882,869 msg/sec
                    AtomicQueue2, 8,s:   6,402,658 msg/sec
                    AtomicQueue2, 8,i:   7,363,777 msg/sec
                   AtomicQueueB2, 1,s:  36,183,340 msg/sec
                   AtomicQueueB2, 1,i:  32,604,886 msg/sec
                   AtomicQueueB2, 2,s:  11,476,546 msg/sec
                   AtomicQueueB2, 2,i:  11,106,934 msg/sec
                   AtomicQueueB2, 3,s:   9,691,510 msg/sec
                   AtomicQueueB2, 3,i:   9,403,081 msg/sec
                   AtomicQueueB2, 4,s:   7,947,325 msg/sec
                   AtomicQueueB2, 4,i:   7,765,498 msg/sec
                   AtomicQueueB2, 5,s:   7,446,308 msg/sec
                   AtomicQueueB2, 5,i:   7,757,749 msg/sec
                   AtomicQueueB2, 6,s:   7,301,474 msg/sec
                   AtomicQueueB2, 6,i:   7,439,698 msg/sec
                   AtomicQueueB2, 7,s:   6,879,122 msg/sec
                   AtomicQueueB2, 7,i:   7,717,921 msg/sec
                   AtomicQueueB2, 8,s:   6,255,035 msg/sec
                   AtomicQueueB2, 8,i:   7,071,334 msg/sec
            OptimistAtomicQueue2, 1,s: 453,316,657 msg/sec
            OptimistAtomicQueue2, 1,i:  29,830,847 msg/sec
            OptimistAtomicQueue2, 2,s:  24,259,214 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,570 msg/sec
            OptimistAtomicQueue2, 3,s:  30,312,063 msg/sec
            OptimistAtomicQueue2, 3,i:  30,012,115 msg/sec
            OptimistAtomicQueue2, 4,s:  33,287,066 msg/sec
            OptimistAtomicQueue2, 4,i:  33,126,116 msg/sec
            OptimistAtomicQueue2, 5,s:  36,948,228 msg/sec
            OptimistAtomicQueue2, 5,i:  40,310,567 msg/sec
            OptimistAtomicQueue2, 6,s:  40,438,061 msg/sec
            OptimistAtomicQueue2, 6,i:  49,108,891 msg/sec
            OptimistAtomicQueue2, 7,s:  43,249,254 msg/sec
            OptimistAtomicQueue2, 7,i:  51,352,023 msg/sec
            OptimistAtomicQueue2, 8,s:  43,883,780 msg/sec
            OptimistAtomicQueue2, 8,i:  49,572,262 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,058,813 msg/sec
           OptimistAtomicQueueB2, 1,i:  76,255,964 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,454,689 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,752,030 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,893,749 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,198,505 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,171,916 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,866,246 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,377,680 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,590,443 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,213,137 msg/sec
           OptimistAtomicQueueB2, 6,i:  41,726,795 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,118,962 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,447,091 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,050,022 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,215,507 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000114 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000283 sec/round-trip
                      std::mutex: 0.000000452 sec/round-trip
                 tbb::spin_mutex: 0.000000280 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[274] 119m:45s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,636,112 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,235,323 msg/sec
          boost::lockfree::queue, 1,s:   6,862,132 msg/sec
          boost::lockfree::queue, 1,i:   6,964,800 msg/sec
          boost::lockfree::queue, 2,s:   7,598,612 msg/sec
          boost::lockfree::queue, 2,i:   7,391,592 msg/sec
          boost::lockfree::queue, 3,s:   7,355,227 msg/sec
          boost::lockfree::queue, 3,i:   7,568,771 msg/sec
          boost::lockfree::queue, 4,s:   6,419,819 msg/sec
          boost::lockfree::queue, 4,i:   6,895,706 msg/sec
          boost::lockfree::queue, 5,s:   6,410,796 msg/sec
          boost::lockfree::queue, 5,i:   6,425,477 msg/sec
          boost::lockfree::queue, 6,s:   6,024,225 msg/sec
          boost::lockfree::queue, 6,i:   6,091,989 msg/sec
          boost::lockfree::queue, 7,s:   5,810,158 msg/sec
          boost::lockfree::queue, 7,i:   6,008,226 msg/sec
          boost::lockfree::queue, 8,s:   5,486,554 msg/sec
          boost::lockfree::queue, 8,i:   5,625,483 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 431,956,673 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 431,186,745 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,679,297 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  20,190,901 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,477,265 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,216,874 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,974,659 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,512,211 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,520,083 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  44,683,567 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,270,847 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  31,106,146 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,188,625 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,419,503 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,029,763 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,790,592 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  50,865,296 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  35,885,112 msg/sec
                pthread_spinlock, 1,s:  28,597,818 msg/sec
                pthread_spinlock, 1,i:  28,983,816 msg/sec
                pthread_spinlock, 2,s:  15,464,166 msg/sec
                pthread_spinlock, 2,i:  16,906,199 msg/sec
                pthread_spinlock, 3,s:   8,364,518 msg/sec
                pthread_spinlock, 3,i:  12,160,069 msg/sec
                pthread_spinlock, 4,s:   6,482,808 msg/sec
                pthread_spinlock, 4,i:   9,148,760 msg/sec
                pthread_spinlock, 5,s:   8,796,681 msg/sec
                pthread_spinlock, 5,i:  10,261,969 msg/sec
                pthread_spinlock, 6,s:   8,328,511 msg/sec
                pthread_spinlock, 6,i:   9,090,774 msg/sec
                pthread_spinlock, 7,s:   7,592,261 msg/sec
                pthread_spinlock, 7,i:   7,994,403 msg/sec
                pthread_spinlock, 8,s:   6,812,837 msg/sec
                pthread_spinlock, 8,i:   6,806,228 msg/sec
                      std::mutex, 1,s:   6,017,580 msg/sec
                      std::mutex, 1,i:   5,989,330 msg/sec
                      std::mutex, 2,s:   5,485,491 msg/sec
                      std::mutex, 2,i:   5,359,859 msg/sec
                      std::mutex, 3,s:   5,030,225 msg/sec
                      std::mutex, 3,i:   6,195,579 msg/sec
                      std::mutex, 4,s:   6,191,515 msg/sec
                      std::mutex, 4,i:   6,222,725 msg/sec
                      std::mutex, 5,s:   6,041,287 msg/sec
                      std::mutex, 5,i:   6,087,271 msg/sec
                      std::mutex, 6,s:   5,949,209 msg/sec
                      std::mutex, 6,i:   5,921,084 msg/sec
                      std::mutex, 7,s:   5,818,006 msg/sec
                      std::mutex, 7,i:   5,823,216 msg/sec
                      std::mutex, 8,s:   5,700,563 msg/sec
                      std::mutex, 8,i:   5,658,228 msg/sec
                 tbb::spin_mutex, 1,s:  37,743,409 msg/sec
                 tbb::spin_mutex, 1,i:  37,646,640 msg/sec
                 tbb::spin_mutex, 2,s:  21,090,783 msg/sec
                 tbb::spin_mutex, 2,i:  18,480,970 msg/sec
                 tbb::spin_mutex, 3,s:   8,079,412 msg/sec
                 tbb::spin_mutex, 3,i:  10,198,798 msg/sec
                 tbb::spin_mutex, 4,s:   3,297,711 msg/sec
                 tbb::spin_mutex, 4,i:   6,256,494 msg/sec
                 tbb::spin_mutex, 5,s:   5,259,751 msg/sec
                 tbb::spin_mutex, 5,i:   5,763,409 msg/sec
                 tbb::spin_mutex, 6,s:   5,301,038 msg/sec
                 tbb::spin_mutex, 6,i:   4,321,556 msg/sec
                 tbb::spin_mutex, 7,s:   4,716,994 msg/sec
                 tbb::spin_mutex, 7,i:   4,353,548 msg/sec
                 tbb::spin_mutex, 8,s:   3,858,435 msg/sec
                 tbb::spin_mutex, 8,i:   4,100,232 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,128,455 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,063,033 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,258,388 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,155,398 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,287,324 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,527,277 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,506,718 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,573,577 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,917,976 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,612,418 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,953,905 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,759,849 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,903,605 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,839,541 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,793,000 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,456,845 msg/sec
     xenium::michael_scott_queue, 1,s:   9,561,167 msg/sec
     xenium::michael_scott_queue, 1,i:   9,428,351 msg/sec
     xenium::michael_scott_queue, 2,s:   8,409,240 msg/sec
     xenium::michael_scott_queue, 2,i:   8,441,383 msg/sec
     xenium::michael_scott_queue, 3,s:   7,291,760 msg/sec
     xenium::michael_scott_queue, 3,i:   7,655,023 msg/sec
     xenium::michael_scott_queue, 4,s:   6,288,433 msg/sec
     xenium::michael_scott_queue, 4,i:   6,357,711 msg/sec
     xenium::michael_scott_queue, 5,s:   6,285,246 msg/sec
     xenium::michael_scott_queue, 5,i:   6,640,417 msg/sec
     xenium::michael_scott_queue, 6,s:   6,569,262 msg/sec
     xenium::michael_scott_queue, 6,i:   6,907,165 msg/sec
     xenium::michael_scott_queue, 7,s:   6,262,802 msg/sec
     xenium::michael_scott_queue, 7,i:   6,560,298 msg/sec
     xenium::michael_scott_queue, 8,s:   6,016,632 msg/sec
     xenium::michael_scott_queue, 8,i:   6,112,110 msg/sec
         xenium::ramalhete_queue, 1,s:  31,951,333 msg/sec
         xenium::ramalhete_queue, 1,i:  32,533,968 msg/sec
         xenium::ramalhete_queue, 2,s:  23,445,803 msg/sec
         xenium::ramalhete_queue, 2,i:  23,267,322 msg/sec
         xenium::ramalhete_queue, 3,s:  29,113,381 msg/sec
         xenium::ramalhete_queue, 3,i:  28,444,765 msg/sec
         xenium::ramalhete_queue, 4,s:  33,875,986 msg/sec
         xenium::ramalhete_queue, 4,i:  33,491,476 msg/sec
         xenium::ramalhete_queue, 5,s:  32,064,495 msg/sec
         xenium::ramalhete_queue, 5,i:  36,102,539 msg/sec
         xenium::ramalhete_queue, 6,s:  34,263,407 msg/sec
         xenium::ramalhete_queue, 6,i:  38,912,214 msg/sec
         xenium::ramalhete_queue, 7,s:  35,087,308 msg/sec
         xenium::ramalhete_queue, 7,i:  40,923,545 msg/sec
         xenium::ramalhete_queue, 8,s:  35,599,751 msg/sec
         xenium::ramalhete_queue, 8,i:  44,075,830 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,701,149 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,820,116 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,633,824 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,611,498 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,678,323 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,732,578 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,646,669 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,225,563 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,514,251 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,259,028 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,843,044 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,712,817 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,298,438 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,100,018 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,419,137 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,210,945 msg/sec
                     AtomicQueue, 1,s:  60,449,219 msg/sec
                     AtomicQueue, 1,i:  56,483,904 msg/sec
                     AtomicQueue, 2,s:  12,372,028 msg/sec
                     AtomicQueue, 2,i:  11,736,148 msg/sec
                     AtomicQueue, 3,s:  10,763,400 msg/sec
                     AtomicQueue, 3,i:   9,799,847 msg/sec
                     AtomicQueue, 4,s:   8,215,435 msg/sec
                     AtomicQueue, 4,i:   8,164,930 msg/sec
                     AtomicQueue, 5,s:   8,021,349 msg/sec
                     AtomicQueue, 5,i:   8,139,334 msg/sec
                     AtomicQueue, 6,s:   7,721,536 msg/sec
                     AtomicQueue, 6,i:   7,614,678 msg/sec
                     AtomicQueue, 7,s:   7,144,866 msg/sec
                     AtomicQueue, 7,i:   7,982,599 msg/sec
                     AtomicQueue, 8,s:   6,307,728 msg/sec
                     AtomicQueue, 8,i:   7,472,603 msg/sec
                    AtomicQueueB, 1,s:  43,967,129 msg/sec
                    AtomicQueueB, 1,i:  43,851,629 msg/sec
                    AtomicQueueB, 2,s:  11,640,020 msg/sec
                    AtomicQueueB, 2,i:  11,486,548 msg/sec
                    AtomicQueueB, 3,s:  11,016,602 msg/sec
                    AtomicQueueB, 3,i:  10,238,493 msg/sec
                    AtomicQueueB, 4,s:   8,056,219 msg/sec
                    AtomicQueueB, 4,i:   8,076,616 msg/sec
                    AtomicQueueB, 5,s:   7,556,798 msg/sec
                    AtomicQueueB, 5,i:   7,718,223 msg/sec
                    AtomicQueueB, 6,s:   7,247,509 msg/sec
                    AtomicQueueB, 6,i:   7,576,922 msg/sec
                    AtomicQueueB, 7,s:   6,902,343 msg/sec
                    AtomicQueueB, 7,i:   7,706,643 msg/sec
                    AtomicQueueB, 8,s:   6,292,807 msg/sec
                    AtomicQueueB, 8,i:   7,165,117 msg/sec
             OptimistAtomicQueue, 1,s: 694,366,930 msg/sec
             OptimistAtomicQueue, 1,i: 513,291,688 msg/sec
             OptimistAtomicQueue, 2,s:  31,921,875 msg/sec
             OptimistAtomicQueue, 2,i:  32,029,895 msg/sec
             OptimistAtomicQueue, 3,s:  36,619,253 msg/sec
             OptimistAtomicQueue, 3,i:  37,253,189 msg/sec
             OptimistAtomicQueue, 4,s:  39,272,414 msg/sec
             OptimistAtomicQueue, 4,i:  39,374,477 msg/sec
             OptimistAtomicQueue, 5,s:  41,597,537 msg/sec
             OptimistAtomicQueue, 5,i:  46,383,839 msg/sec
             OptimistAtomicQueue, 6,s:  42,546,956 msg/sec
             OptimistAtomicQueue, 6,i:  50,545,515 msg/sec
             OptimistAtomicQueue, 7,s:  45,088,354 msg/sec
             OptimistAtomicQueue, 7,i:  52,021,649 msg/sec
             OptimistAtomicQueue, 8,s:  46,307,235 msg/sec
             OptimistAtomicQueue, 8,i:  49,474,433 msg/sec
            OptimistAtomicQueueB, 1,s: 197,681,639 msg/sec
            OptimistAtomicQueueB, 1,i:  77,627,293 msg/sec
            OptimistAtomicQueueB, 2,s:  32,277,931 msg/sec
            OptimistAtomicQueueB, 2,i:  32,037,158 msg/sec
            OptimistAtomicQueueB, 3,s:  36,216,614 msg/sec
            OptimistAtomicQueueB, 3,i:  36,881,600 msg/sec
            OptimistAtomicQueueB, 4,s:  38,687,591 msg/sec
            OptimistAtomicQueueB, 4,i:  38,580,048 msg/sec
            OptimistAtomicQueueB, 5,s:  40,199,437 msg/sec
            OptimistAtomicQueueB, 5,i:  45,963,847 msg/sec
            OptimistAtomicQueueB, 6,s:  40,903,590 msg/sec
            OptimistAtomicQueueB, 6,i:  49,070,556 msg/sec
            OptimistAtomicQueueB, 7,s:  41,976,964 msg/sec
            OptimistAtomicQueueB, 7,i:  51,342,636 msg/sec
            OptimistAtomicQueueB, 8,s:  44,527,119 msg/sec
            OptimistAtomicQueueB, 8,i:  47,826,422 msg/sec
                    AtomicQueue2, 1,s:  22,859,983 msg/sec
                    AtomicQueue2, 1,i:  22,883,550 msg/sec
                    AtomicQueue2, 2,s:  11,900,065 msg/sec
                    AtomicQueue2, 2,i:  11,419,234 msg/sec
                    AtomicQueue2, 3,s:   9,588,122 msg/sec
                    AtomicQueue2, 3,i:   9,508,667 msg/sec
                    AtomicQueue2, 4,s:   8,104,174 msg/sec
                    AtomicQueue2, 4,i:   8,025,275 msg/sec
                    AtomicQueue2, 5,s:   7,925,131 msg/sec
                    AtomicQueue2, 5,i:   7,995,423 msg/sec
                    AtomicQueue2, 6,s:   7,657,057 msg/sec
                    AtomicQueue2, 6,i:   7,506,856 msg/sec
                    AtomicQueue2, 7,s:   7,134,411 msg/sec
                    AtomicQueue2, 7,i:   7,876,908 msg/sec
                    AtomicQueue2, 8,s:   6,399,619 msg/sec
                    AtomicQueue2, 8,i:   7,332,357 msg/sec
                   AtomicQueueB2, 1,s:  35,991,027 msg/sec
                   AtomicQueueB2, 1,i:  32,604,553 msg/sec
                   AtomicQueueB2, 2,s:  11,338,392 msg/sec
                   AtomicQueueB2, 2,i:  11,129,209 msg/sec
                   AtomicQueueB2, 3,s:   9,710,449 msg/sec
                   AtomicQueueB2, 3,i:   9,579,745 msg/sec
                   AtomicQueueB2, 4,s:   7,980,807 msg/sec
                   AtomicQueueB2, 4,i:   7,858,301 msg/sec
                   AtomicQueueB2, 5,s:   7,472,424 msg/sec
                   AtomicQueueB2, 5,i:   7,699,941 msg/sec
                   AtomicQueueB2, 6,s:   7,004,711 msg/sec
                   AtomicQueueB2, 6,i:   7,427,044 msg/sec
                   AtomicQueueB2, 7,s:   6,867,257 msg/sec
                   AtomicQueueB2, 7,i:   7,708,442 msg/sec
                   AtomicQueueB2, 8,s:   6,245,359 msg/sec
                   AtomicQueueB2, 8,i:   7,150,990 msg/sec
            OptimistAtomicQueue2, 1,s: 292,527,758 msg/sec
            OptimistAtomicQueue2, 1,i: 357,135,044 msg/sec
            OptimistAtomicQueue2, 2,s:  24,782,152 msg/sec
            OptimistAtomicQueue2, 2,i:  24,022,730 msg/sec
            OptimistAtomicQueue2, 3,s:  30,316,307 msg/sec
            OptimistAtomicQueue2, 3,i:  30,172,398 msg/sec
            OptimistAtomicQueue2, 4,s:  33,224,127 msg/sec
            OptimistAtomicQueue2, 4,i:  33,112,874 msg/sec
            OptimistAtomicQueue2, 5,s:  36,970,902 msg/sec
            OptimistAtomicQueue2, 5,i:  40,753,722 msg/sec
            OptimistAtomicQueue2, 6,s:  40,193,308 msg/sec
            OptimistAtomicQueue2, 6,i:  49,176,883 msg/sec
            OptimistAtomicQueue2, 7,s:  43,254,448 msg/sec
            OptimistAtomicQueue2, 7,i:  48,245,317 msg/sec
            OptimistAtomicQueue2, 8,s:  44,254,245 msg/sec
            OptimistAtomicQueue2, 8,i:  48,129,771 msg/sec
           OptimistAtomicQueueB2, 1,s:  79,150,454 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,910,374 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,928,452 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,752,412 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,696,776 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,191,375 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,319,508 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,807,250 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,613,536 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,790,915 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,311,250 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,340,990 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,962,818 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,259,640 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,417,187 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,200,266 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000111 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000232 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000376 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000214 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[275] 118m:26s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,711,706 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,636,599 msg/sec
          boost::lockfree::queue, 1,s:   6,806,866 msg/sec
          boost::lockfree::queue, 1,i:   6,872,609 msg/sec
          boost::lockfree::queue, 2,s:   7,708,836 msg/sec
          boost::lockfree::queue, 2,i:   7,480,387 msg/sec
          boost::lockfree::queue, 3,s:   7,430,205 msg/sec
          boost::lockfree::queue, 3,i:   7,537,779 msg/sec
          boost::lockfree::queue, 4,s:   6,422,207 msg/sec
          boost::lockfree::queue, 4,i:   6,814,508 msg/sec
          boost::lockfree::queue, 5,s:   6,410,213 msg/sec
          boost::lockfree::queue, 5,i:   6,511,051 msg/sec
          boost::lockfree::queue, 6,s:   5,959,124 msg/sec
          boost::lockfree::queue, 6,i:   6,193,539 msg/sec
          boost::lockfree::queue, 7,s:   5,814,719 msg/sec
          boost::lockfree::queue, 7,i:   5,929,657 msg/sec
          boost::lockfree::queue, 8,s:   5,463,366 msg/sec
          boost::lockfree::queue, 8,i:   5,527,679 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 467,650,509 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  94,281,119 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,462,181 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,440,286 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,740,931 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,250,501 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,475,573 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,224,936 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,286,351 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,094,498 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,268,059 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,488,743 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,450,171 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,369,430 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,082,908 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,979,190 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,377,495 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,082,988 msg/sec
                pthread_spinlock, 1,s:  29,191,032 msg/sec
                pthread_spinlock, 1,i:  29,182,672 msg/sec
                pthread_spinlock, 2,s:  16,053,524 msg/sec
                pthread_spinlock, 2,i:  16,939,542 msg/sec
                pthread_spinlock, 3,s:   8,417,793 msg/sec
                pthread_spinlock, 3,i:  12,045,307 msg/sec
                pthread_spinlock, 4,s:   6,479,115 msg/sec
                pthread_spinlock, 4,i:   8,941,180 msg/sec
                pthread_spinlock, 5,s:   8,807,453 msg/sec
                pthread_spinlock, 5,i:   9,062,678 msg/sec
                pthread_spinlock, 6,s:   8,567,169 msg/sec
                pthread_spinlock, 6,i:   8,783,259 msg/sec
                pthread_spinlock, 7,s:   7,552,313 msg/sec
                pthread_spinlock, 7,i:   7,536,918 msg/sec
                pthread_spinlock, 8,s:   6,691,508 msg/sec
                pthread_spinlock, 8,i:   6,839,159 msg/sec
                      std::mutex, 1,s:   6,030,715 msg/sec
                      std::mutex, 1,i:   6,658,122 msg/sec
                      std::mutex, 2,s:   5,308,099 msg/sec
                      std::mutex, 2,i:   5,503,720 msg/sec
                      std::mutex, 3,s:   5,166,672 msg/sec
                      std::mutex, 3,i:   4,994,723 msg/sec
                      std::mutex, 4,s:   5,804,666 msg/sec
                      std::mutex, 4,i:   5,919,285 msg/sec
                      std::mutex, 5,s:   5,694,975 msg/sec
                      std::mutex, 5,i:   6,078,670 msg/sec
                      std::mutex, 6,s:   5,928,189 msg/sec
                      std::mutex, 6,i:   5,870,257 msg/sec
                      std::mutex, 7,s:   5,843,487 msg/sec
                      std::mutex, 7,i:   5,818,978 msg/sec
                      std::mutex, 8,s:   5,769,418 msg/sec
                      std::mutex, 8,i:   5,733,529 msg/sec
                 tbb::spin_mutex, 1,s:  37,730,587 msg/sec
                 tbb::spin_mutex, 1,i:  32,954,726 msg/sec
                 tbb::spin_mutex, 2,s:  21,183,697 msg/sec
                 tbb::spin_mutex, 2,i:  18,322,069 msg/sec
                 tbb::spin_mutex, 3,s:   7,669,358 msg/sec
                 tbb::spin_mutex, 3,i:  10,191,644 msg/sec
                 tbb::spin_mutex, 4,s:   3,131,681 msg/sec
                 tbb::spin_mutex, 4,i:   6,257,294 msg/sec
                 tbb::spin_mutex, 5,s:   5,162,290 msg/sec
                 tbb::spin_mutex, 5,i:   5,885,971 msg/sec
                 tbb::spin_mutex, 6,s:   5,328,052 msg/sec
                 tbb::spin_mutex, 6,i:   4,278,434 msg/sec
                 tbb::spin_mutex, 7,s:   4,845,699 msg/sec
                 tbb::spin_mutex, 7,i:   4,317,388 msg/sec
                 tbb::spin_mutex, 8,s:   3,769,763 msg/sec
                 tbb::spin_mutex, 8,i:   4,070,435 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,550,000 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,833,442 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,414,747 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,380,232 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,673,997 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,665,625 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,596,611 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,574,949 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,982,820 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,645,387 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,032,037 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,734,629 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,791,494 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,816,543 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,761,024 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,480,001 msg/sec
     xenium::michael_scott_queue, 1,s:   9,501,175 msg/sec
     xenium::michael_scott_queue, 1,i:   9,502,847 msg/sec
     xenium::michael_scott_queue, 2,s:   8,504,612 msg/sec
     xenium::michael_scott_queue, 2,i:   8,336,976 msg/sec
     xenium::michael_scott_queue, 3,s:   7,133,112 msg/sec
     xenium::michael_scott_queue, 3,i:   7,559,745 msg/sec
     xenium::michael_scott_queue, 4,s:   6,287,701 msg/sec
     xenium::michael_scott_queue, 4,i:   6,323,107 msg/sec
     xenium::michael_scott_queue, 5,s:   6,344,565 msg/sec
     xenium::michael_scott_queue, 5,i:   6,641,017 msg/sec
     xenium::michael_scott_queue, 6,s:   6,588,452 msg/sec
     xenium::michael_scott_queue, 6,i:   6,750,944 msg/sec
     xenium::michael_scott_queue, 7,s:   6,303,226 msg/sec
     xenium::michael_scott_queue, 7,i:   6,359,600 msg/sec
     xenium::michael_scott_queue, 8,s:   6,088,101 msg/sec
     xenium::michael_scott_queue, 8,i:   6,157,758 msg/sec
         xenium::ramalhete_queue, 1,s:  30,232,029 msg/sec
         xenium::ramalhete_queue, 1,i:  30,631,922 msg/sec
         xenium::ramalhete_queue, 2,s:  23,502,531 msg/sec
         xenium::ramalhete_queue, 2,i:  23,245,327 msg/sec
         xenium::ramalhete_queue, 3,s:  29,415,992 msg/sec
         xenium::ramalhete_queue, 3,i:  28,511,650 msg/sec
         xenium::ramalhete_queue, 4,s:  33,942,719 msg/sec
         xenium::ramalhete_queue, 4,i:  33,503,650 msg/sec
         xenium::ramalhete_queue, 5,s:  32,164,753 msg/sec
         xenium::ramalhete_queue, 5,i:  36,161,812 msg/sec
         xenium::ramalhete_queue, 6,s:  33,910,497 msg/sec
         xenium::ramalhete_queue, 6,i:  38,696,087 msg/sec
         xenium::ramalhete_queue, 7,s:  35,101,578 msg/sec
         xenium::ramalhete_queue, 7,i:  41,358,893 msg/sec
         xenium::ramalhete_queue, 8,s:  35,608,216 msg/sec
         xenium::ramalhete_queue, 8,i:  44,032,466 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,943,414 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  98,960,261 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,690,408 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,378,651 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,477,233 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,745,806 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,514,903 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,315,272 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,882,203 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,372,158 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,044,096 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,301,144 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,191,229 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,354,847 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,429,535 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,314,877 msg/sec
                     AtomicQueue, 1,s:  58,732,048 msg/sec
                     AtomicQueue, 1,i:  56,710,617 msg/sec
                     AtomicQueue, 2,s:  12,348,138 msg/sec
                     AtomicQueue, 2,i:  11,731,597 msg/sec
                     AtomicQueue, 3,s:  10,793,440 msg/sec
                     AtomicQueue, 3,i:   9,919,573 msg/sec
                     AtomicQueue, 4,s:   8,212,992 msg/sec
                     AtomicQueue, 4,i:   8,205,252 msg/sec
                     AtomicQueue, 5,s:   8,009,617 msg/sec
                     AtomicQueue, 5,i:   8,128,312 msg/sec
                     AtomicQueue, 6,s:   7,767,755 msg/sec
                     AtomicQueue, 6,i:   7,613,087 msg/sec
                     AtomicQueue, 7,s:   7,157,465 msg/sec
                     AtomicQueue, 7,i:   7,972,523 msg/sec
                     AtomicQueue, 8,s:   6,336,099 msg/sec
                     AtomicQueue, 8,i:   7,458,292 msg/sec
                    AtomicQueueB, 1,s:  43,921,189 msg/sec
                    AtomicQueueB, 1,i:  43,669,426 msg/sec
                    AtomicQueueB, 2,s:  11,991,289 msg/sec
                    AtomicQueueB, 2,i:  11,494,620 msg/sec
                    AtomicQueueB, 3,s:  10,965,194 msg/sec
                    AtomicQueueB, 3,i:  10,172,221 msg/sec
                    AtomicQueueB, 4,s:   8,057,425 msg/sec
                    AtomicQueueB, 4,i:   7,938,735 msg/sec
                    AtomicQueueB, 5,s:   7,636,073 msg/sec
                    AtomicQueueB, 5,i:   7,804,172 msg/sec
                    AtomicQueueB, 6,s:   7,295,538 msg/sec
                    AtomicQueueB, 6,i:   7,473,383 msg/sec
                    AtomicQueueB, 7,s:   6,882,713 msg/sec
                    AtomicQueueB, 7,i:   7,747,514 msg/sec
                    AtomicQueueB, 8,s:   6,243,447 msg/sec
                    AtomicQueueB, 8,i:   7,021,470 msg/sec
             OptimistAtomicQueue, 1,s: 698,493,402 msg/sec
             OptimistAtomicQueue, 1,i: 513,825,172 msg/sec
             OptimistAtomicQueue, 2,s:  32,220,903 msg/sec
             OptimistAtomicQueue, 2,i:  32,121,966 msg/sec
             OptimistAtomicQueue, 3,s:  36,646,044 msg/sec
             OptimistAtomicQueue, 3,i:  37,369,381 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,050 msg/sec
             OptimistAtomicQueue, 4,i:  39,376,427 msg/sec
             OptimistAtomicQueue, 5,s:  41,906,939 msg/sec
             OptimistAtomicQueue, 5,i:  46,245,473 msg/sec
             OptimistAtomicQueue, 6,s:  42,117,689 msg/sec
             OptimistAtomicQueue, 6,i:  49,805,754 msg/sec
             OptimistAtomicQueue, 7,s:  43,993,579 msg/sec
             OptimistAtomicQueue, 7,i:  53,036,307 msg/sec
             OptimistAtomicQueue, 8,s:  46,492,282 msg/sec
             OptimistAtomicQueue, 8,i:  49,541,700 msg/sec
            OptimistAtomicQueueB, 1,s: 118,515,108 msg/sec
            OptimistAtomicQueueB, 1,i:  76,643,920 msg/sec
            OptimistAtomicQueueB, 2,s:  32,135,948 msg/sec
            OptimistAtomicQueueB, 2,i:  32,218,801 msg/sec
            OptimistAtomicQueueB, 3,s:  36,261,344 msg/sec
            OptimistAtomicQueueB, 3,i:  36,845,949 msg/sec
            OptimistAtomicQueueB, 4,s:  38,725,186 msg/sec
            OptimistAtomicQueueB, 4,i:  38,517,243 msg/sec
            OptimistAtomicQueueB, 5,s:  40,502,446 msg/sec
            OptimistAtomicQueueB, 5,i:  46,073,872 msg/sec
            OptimistAtomicQueueB, 6,s:  41,132,592 msg/sec
            OptimistAtomicQueueB, 6,i:  49,111,240 msg/sec
            OptimistAtomicQueueB, 7,s:  41,635,610 msg/sec
            OptimistAtomicQueueB, 7,i:  48,159,832 msg/sec
            OptimistAtomicQueueB, 8,s:  44,412,092 msg/sec
            OptimistAtomicQueueB, 8,i:  48,103,491 msg/sec
                    AtomicQueue2, 1,s:  23,075,030 msg/sec
                    AtomicQueue2, 1,i:  23,101,871 msg/sec
                    AtomicQueue2, 2,s:  11,927,259 msg/sec
                    AtomicQueue2, 2,i:  11,579,670 msg/sec
                    AtomicQueue2, 3,s:   9,432,102 msg/sec
                    AtomicQueue2, 3,i:   9,460,710 msg/sec
                    AtomicQueue2, 4,s:   8,031,247 msg/sec
                    AtomicQueue2, 4,i:   8,089,797 msg/sec
                    AtomicQueue2, 5,s:   7,901,481 msg/sec
                    AtomicQueue2, 5,i:   8,048,107 msg/sec
                    AtomicQueue2, 6,s:   7,774,874 msg/sec
                    AtomicQueue2, 6,i:   7,524,519 msg/sec
                    AtomicQueue2, 7,s:   7,186,429 msg/sec
                    AtomicQueue2, 7,i:   7,883,274 msg/sec
                    AtomicQueue2, 8,s:   6,373,036 msg/sec
                    AtomicQueue2, 8,i:   7,367,049 msg/sec
                   AtomicQueueB2, 1,s:  36,059,519 msg/sec
                   AtomicQueueB2, 1,i:  36,039,432 msg/sec
                   AtomicQueueB2, 2,s:  11,412,568 msg/sec
                   AtomicQueueB2, 2,i:  11,084,444 msg/sec
                   AtomicQueueB2, 3,s:   9,744,107 msg/sec
                   AtomicQueueB2, 3,i:   9,659,683 msg/sec
                   AtomicQueueB2, 4,s:   7,972,450 msg/sec
                   AtomicQueueB2, 4,i:   7,731,674 msg/sec
                   AtomicQueueB2, 5,s:   7,601,358 msg/sec
                   AtomicQueueB2, 5,i:   7,778,756 msg/sec
                   AtomicQueueB2, 6,s:   7,265,802 msg/sec
                   AtomicQueueB2, 6,i:   7,447,693 msg/sec
                   AtomicQueueB2, 7,s:   6,882,681 msg/sec
                   AtomicQueueB2, 7,i:   7,701,154 msg/sec
                   AtomicQueueB2, 8,s:   6,337,773 msg/sec
                   AtomicQueueB2, 8,i:   7,109,768 msg/sec
            OptimistAtomicQueue2, 1,s: 469,322,334 msg/sec
            OptimistAtomicQueue2, 1,i:  32,197,833 msg/sec
            OptimistAtomicQueue2, 2,s:  25,163,008 msg/sec
            OptimistAtomicQueue2, 2,i:  24,078,447 msg/sec
            OptimistAtomicQueue2, 3,s:  30,327,096 msg/sec
            OptimistAtomicQueue2, 3,i:  29,943,198 msg/sec
            OptimistAtomicQueue2, 4,s:  33,415,886 msg/sec
            OptimistAtomicQueue2, 4,i:  33,100,727 msg/sec
            OptimistAtomicQueue2, 5,s:  37,220,100 msg/sec
            OptimistAtomicQueue2, 5,i:  40,228,753 msg/sec
            OptimistAtomicQueue2, 6,s:  39,995,476 msg/sec
            OptimistAtomicQueue2, 6,i:  49,336,212 msg/sec
            OptimistAtomicQueue2, 7,s:  43,305,432 msg/sec
            OptimistAtomicQueue2, 7,i:  51,636,001 msg/sec
            OptimistAtomicQueue2, 8,s:  43,930,368 msg/sec
            OptimistAtomicQueue2, 8,i:  48,443,115 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,858,506 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,872,735 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,020,873 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,067,283 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,973,068 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,163,033 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,475,848 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,042,048 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,708,194 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,300,186 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,564,649 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,226,109 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,138,693 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,154,067 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,393,105 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,675,921 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000142 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000298 sec/round-trip
                      std::mutex: 0.000000457 sec/round-trip
                 tbb::spin_mutex: 0.000000267 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000283 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[276] 117m:6s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,344,013 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,127,613 msg/sec
          boost::lockfree::queue, 1,s:   6,844,908 msg/sec
          boost::lockfree::queue, 1,i:   6,931,395 msg/sec
          boost::lockfree::queue, 2,s:   7,647,198 msg/sec
          boost::lockfree::queue, 2,i:   7,532,573 msg/sec
          boost::lockfree::queue, 3,s:   7,362,280 msg/sec
          boost::lockfree::queue, 3,i:   7,552,821 msg/sec
          boost::lockfree::queue, 4,s:   6,417,056 msg/sec
          boost::lockfree::queue, 4,i:   6,755,379 msg/sec
          boost::lockfree::queue, 5,s:   6,375,187 msg/sec
          boost::lockfree::queue, 5,i:   6,451,553 msg/sec
          boost::lockfree::queue, 6,s:   6,032,255 msg/sec
          boost::lockfree::queue, 6,i:   6,135,194 msg/sec
          boost::lockfree::queue, 7,s:   5,805,722 msg/sec
          boost::lockfree::queue, 7,i:   5,912,346 msg/sec
          boost::lockfree::queue, 8,s:   5,488,909 msg/sec
          boost::lockfree::queue, 8,i:   5,600,346 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 422,620,777 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 481,423,839 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,711,947 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,714,073 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,032,525 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,392,916 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,808,529 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,764,833 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,381,895 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,142,735 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,242,359 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,281,149 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,640,655 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,325,086 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,929,084 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,776,481 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,298,677 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,472,027 msg/sec
                pthread_spinlock, 1,s:  29,191,502 msg/sec
                pthread_spinlock, 1,i:  25,289,072 msg/sec
                pthread_spinlock, 2,s:  15,503,254 msg/sec
                pthread_spinlock, 2,i:  17,104,587 msg/sec
                pthread_spinlock, 3,s:   8,296,203 msg/sec
                pthread_spinlock, 3,i:  11,899,152 msg/sec
                pthread_spinlock, 4,s:   6,512,550 msg/sec
                pthread_spinlock, 4,i:   9,264,517 msg/sec
                pthread_spinlock, 5,s:   8,752,278 msg/sec
                pthread_spinlock, 5,i:   9,519,977 msg/sec
                pthread_spinlock, 6,s:   8,487,741 msg/sec
                pthread_spinlock, 6,i:   8,587,746 msg/sec
                pthread_spinlock, 7,s:   7,590,474 msg/sec
                pthread_spinlock, 7,i:   7,945,259 msg/sec
                pthread_spinlock, 8,s:   6,863,527 msg/sec
                pthread_spinlock, 8,i:   6,839,179 msg/sec
                      std::mutex, 1,s:   7,776,531 msg/sec
                      std::mutex, 1,i:   7,849,697 msg/sec
                      std::mutex, 2,s:   5,382,846 msg/sec
                      std::mutex, 2,i:   4,900,188 msg/sec
                      std::mutex, 3,s:   4,976,522 msg/sec
                      std::mutex, 3,i:   5,518,598 msg/sec
                      std::mutex, 4,s:   5,361,664 msg/sec
                      std::mutex, 4,i:   6,321,044 msg/sec
                      std::mutex, 5,s:   6,101,746 msg/sec
                      std::mutex, 5,i:   6,091,388 msg/sec
                      std::mutex, 6,s:   6,066,642 msg/sec
                      std::mutex, 6,i:   6,007,298 msg/sec
                      std::mutex, 7,s:   5,917,121 msg/sec
                      std::mutex, 7,i:   5,978,183 msg/sec
                      std::mutex, 8,s:   5,713,602 msg/sec
                      std::mutex, 8,i:   5,762,448 msg/sec
                 tbb::spin_mutex, 1,s:  37,938,458 msg/sec
                 tbb::spin_mutex, 1,i:  33,297,269 msg/sec
                 tbb::spin_mutex, 2,s:  21,355,577 msg/sec
                 tbb::spin_mutex, 2,i:  18,387,206 msg/sec
                 tbb::spin_mutex, 3,s:   8,333,043 msg/sec
                 tbb::spin_mutex, 3,i:  10,241,591 msg/sec
                 tbb::spin_mutex, 4,s:   3,260,468 msg/sec
                 tbb::spin_mutex, 4,i:   6,453,515 msg/sec
                 tbb::spin_mutex, 5,s:   5,518,137 msg/sec
                 tbb::spin_mutex, 5,i:   5,630,056 msg/sec
                 tbb::spin_mutex, 6,s:   5,340,058 msg/sec
                 tbb::spin_mutex, 6,i:   4,404,605 msg/sec
                 tbb::spin_mutex, 7,s:   4,825,907 msg/sec
                 tbb::spin_mutex, 7,i:   4,314,279 msg/sec
                 tbb::spin_mutex, 8,s:   3,848,813 msg/sec
                 tbb::spin_mutex, 8,i:   4,065,064 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,332,404 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,262,811 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,053,085 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,979,730 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,495,872 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,769,077 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,970,177 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,349,667 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,746,444 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,654,493 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,816,482 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,731,197 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,960,861 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,128,069 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,921,762 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,460,889 msg/sec
     xenium::michael_scott_queue, 1,s:  10,142,164 msg/sec
     xenium::michael_scott_queue, 1,i:  10,039,305 msg/sec
     xenium::michael_scott_queue, 2,s:   8,600,854 msg/sec
     xenium::michael_scott_queue, 2,i:   8,513,000 msg/sec
     xenium::michael_scott_queue, 3,s:   7,116,856 msg/sec
     xenium::michael_scott_queue, 3,i:   7,577,198 msg/sec
     xenium::michael_scott_queue, 4,s:   6,425,220 msg/sec
     xenium::michael_scott_queue, 4,i:   6,371,576 msg/sec
     xenium::michael_scott_queue, 5,s:   6,364,225 msg/sec
     xenium::michael_scott_queue, 5,i:   6,757,371 msg/sec
     xenium::michael_scott_queue, 6,s:   6,515,341 msg/sec
     xenium::michael_scott_queue, 6,i:   6,848,414 msg/sec
     xenium::michael_scott_queue, 7,s:   6,280,086 msg/sec
     xenium::michael_scott_queue, 7,i:   6,426,380 msg/sec
     xenium::michael_scott_queue, 8,s:   6,081,803 msg/sec
     xenium::michael_scott_queue, 8,i:   6,103,911 msg/sec
         xenium::ramalhete_queue, 1,s:  31,566,633 msg/sec
         xenium::ramalhete_queue, 1,i:  31,784,200 msg/sec
         xenium::ramalhete_queue, 2,s:  23,767,815 msg/sec
         xenium::ramalhete_queue, 2,i:  23,338,738 msg/sec
         xenium::ramalhete_queue, 3,s:  29,260,523 msg/sec
         xenium::ramalhete_queue, 3,i:  28,532,734 msg/sec
         xenium::ramalhete_queue, 4,s:  33,809,468 msg/sec
         xenium::ramalhete_queue, 4,i:  33,456,246 msg/sec
         xenium::ramalhete_queue, 5,s:  32,151,253 msg/sec
         xenium::ramalhete_queue, 5,i:  36,000,162 msg/sec
         xenium::ramalhete_queue, 6,s:  34,048,799 msg/sec
         xenium::ramalhete_queue, 6,i:  38,934,570 msg/sec
         xenium::ramalhete_queue, 7,s:  34,991,273 msg/sec
         xenium::ramalhete_queue, 7,i:  41,268,937 msg/sec
         xenium::ramalhete_queue, 8,s:  35,572,862 msg/sec
         xenium::ramalhete_queue, 8,i:  44,544,160 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,550,227 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,976,703 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,475,738 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,053,886 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,590,741 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,249,466 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,706,284 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,989,814 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,384,698 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,372,214 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,975,429 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,479,401 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,217,371 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,018,520 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,417,257 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,222,188 msg/sec
                     AtomicQueue, 1,s:  63,802,942 msg/sec
                     AtomicQueue, 1,i:  56,893,562 msg/sec
                     AtomicQueue, 2,s:  12,183,525 msg/sec
                     AtomicQueue, 2,i:  11,739,796 msg/sec
                     AtomicQueue, 3,s:  10,779,147 msg/sec
                     AtomicQueue, 3,i:   9,904,648 msg/sec
                     AtomicQueue, 4,s:   8,221,170 msg/sec
                     AtomicQueue, 4,i:   8,204,190 msg/sec
                     AtomicQueue, 5,s:   8,037,161 msg/sec
                     AtomicQueue, 5,i:   8,097,750 msg/sec
                     AtomicQueue, 6,s:   7,853,148 msg/sec
                     AtomicQueue, 6,i:   7,601,822 msg/sec
                     AtomicQueue, 7,s:   7,158,592 msg/sec
                     AtomicQueue, 7,i:   7,987,372 msg/sec
                     AtomicQueue, 8,s:   6,338,104 msg/sec
                     AtomicQueue, 8,i:   7,350,986 msg/sec
                    AtomicQueueB, 1,s:  99,560,988 msg/sec
                    AtomicQueueB, 1,i:  42,986,065 msg/sec
                    AtomicQueueB, 2,s:  11,863,919 msg/sec
                    AtomicQueueB, 2,i:  11,511,822 msg/sec
                    AtomicQueueB, 3,s:  11,033,063 msg/sec
                    AtomicQueueB, 3,i:  10,027,565 msg/sec
                    AtomicQueueB, 4,s:   8,037,348 msg/sec
                    AtomicQueueB, 4,i:   7,968,386 msg/sec
                    AtomicQueueB, 5,s:   7,600,794 msg/sec
                    AtomicQueueB, 5,i:   7,831,234 msg/sec
                    AtomicQueueB, 6,s:   7,390,028 msg/sec
                    AtomicQueueB, 6,i:   7,590,584 msg/sec
                    AtomicQueueB, 7,s:   6,867,466 msg/sec
                    AtomicQueueB, 7,i:   7,718,354 msg/sec
                    AtomicQueueB, 8,s:   6,244,875 msg/sec
                    AtomicQueueB, 8,i:   6,983,917 msg/sec
             OptimistAtomicQueue, 1,s: 718,477,388 msg/sec
             OptimistAtomicQueue, 1,i: 552,482,830 msg/sec
             OptimistAtomicQueue, 2,s:  32,652,382 msg/sec
             OptimistAtomicQueue, 2,i:  32,761,745 msg/sec
             OptimistAtomicQueue, 3,s:  36,647,511 msg/sec
             OptimistAtomicQueue, 3,i:  37,484,673 msg/sec
             OptimistAtomicQueue, 4,s:  39,267,895 msg/sec
             OptimistAtomicQueue, 4,i:  39,346,951 msg/sec
             OptimistAtomicQueue, 5,s:  42,467,067 msg/sec
             OptimistAtomicQueue, 5,i:  46,320,105 msg/sec
             OptimistAtomicQueue, 6,s:  42,485,109 msg/sec
             OptimistAtomicQueue, 6,i:  49,790,114 msg/sec
             OptimistAtomicQueue, 7,s:  44,237,171 msg/sec
             OptimistAtomicQueue, 7,i:  52,013,833 msg/sec
             OptimistAtomicQueue, 8,s:  46,404,955 msg/sec
             OptimistAtomicQueue, 8,i:  49,637,609 msg/sec
            OptimistAtomicQueueB, 1,s: 115,985,195 msg/sec
            OptimistAtomicQueueB, 1,i:  76,428,464 msg/sec
            OptimistAtomicQueueB, 2,s:  32,182,257 msg/sec
            OptimistAtomicQueueB, 2,i:  32,185,780 msg/sec
            OptimistAtomicQueueB, 3,s:  36,188,686 msg/sec
            OptimistAtomicQueueB, 3,i:  36,838,535 msg/sec
            OptimistAtomicQueueB, 4,s:  38,599,081 msg/sec
            OptimistAtomicQueueB, 4,i:  38,642,698 msg/sec
            OptimistAtomicQueueB, 5,s:  40,211,165 msg/sec
            OptimistAtomicQueueB, 5,i:  45,347,487 msg/sec
            OptimistAtomicQueueB, 6,s:  41,145,217 msg/sec
            OptimistAtomicQueueB, 6,i:  49,100,530 msg/sec
            OptimistAtomicQueueB, 7,s:  42,456,349 msg/sec
            OptimistAtomicQueueB, 7,i:  50,730,672 msg/sec
            OptimistAtomicQueueB, 8,s:  44,027,849 msg/sec
            OptimistAtomicQueueB, 8,i:  48,163,799 msg/sec
                    AtomicQueue2, 1,s:  23,432,301 msg/sec
                    AtomicQueue2, 1,i:  23,441,360 msg/sec
                    AtomicQueue2, 2,s:  11,978,960 msg/sec
                    AtomicQueue2, 2,i:  11,577,223 msg/sec
                    AtomicQueue2, 3,s:   9,339,260 msg/sec
                    AtomicQueue2, 3,i:   9,441,384 msg/sec
                    AtomicQueue2, 4,s:   8,023,836 msg/sec
                    AtomicQueue2, 4,i:   8,073,225 msg/sec
                    AtomicQueue2, 5,s:   7,852,495 msg/sec
                    AtomicQueue2, 5,i:   8,057,878 msg/sec
                    AtomicQueue2, 6,s:   7,712,840 msg/sec
                    AtomicQueue2, 6,i:   7,511,942 msg/sec
                    AtomicQueue2, 7,s:   7,104,956 msg/sec
                    AtomicQueue2, 7,i:   7,878,837 msg/sec
                    AtomicQueue2, 8,s:   6,382,486 msg/sec
                    AtomicQueue2, 8,i:   7,333,418 msg/sec
                   AtomicQueueB2, 1,s:  36,037,325 msg/sec
                   AtomicQueueB2, 1,i:  36,101,059 msg/sec
                   AtomicQueueB2, 2,s:  11,446,850 msg/sec
                   AtomicQueueB2, 2,i:  11,096,990 msg/sec
                   AtomicQueueB2, 3,s:   9,621,670 msg/sec
                   AtomicQueueB2, 3,i:   9,566,730 msg/sec
                   AtomicQueueB2, 4,s:   7,910,700 msg/sec
                   AtomicQueueB2, 4,i:   7,864,440 msg/sec
                   AtomicQueueB2, 5,s:   7,576,892 msg/sec
                   AtomicQueueB2, 5,i:   7,665,943 msg/sec
                   AtomicQueueB2, 6,s:   7,341,655 msg/sec
                   AtomicQueueB2, 6,i:   7,465,042 msg/sec
                   AtomicQueueB2, 7,s:   6,930,613 msg/sec
                   AtomicQueueB2, 7,i:   7,712,928 msg/sec
                   AtomicQueueB2, 8,s:   6,320,556 msg/sec
                   AtomicQueueB2, 8,i:   7,082,434 msg/sec
            OptimistAtomicQueue2, 1,s: 499,034,555 msg/sec
            OptimistAtomicQueue2, 1,i:  31,860,827 msg/sec
            OptimistAtomicQueue2, 2,s:  24,882,366 msg/sec
            OptimistAtomicQueue2, 2,i:  24,010,384 msg/sec
            OptimistAtomicQueue2, 3,s:  30,315,096 msg/sec
            OptimistAtomicQueue2, 3,i:  29,953,346 msg/sec
            OptimistAtomicQueue2, 4,s:  33,186,162 msg/sec
            OptimistAtomicQueue2, 4,i:  33,140,714 msg/sec
            OptimistAtomicQueue2, 5,s:  37,349,059 msg/sec
            OptimistAtomicQueue2, 5,i:  39,948,855 msg/sec
            OptimistAtomicQueue2, 6,s:  40,228,562 msg/sec
            OptimistAtomicQueue2, 6,i:  49,427,745 msg/sec
            OptimistAtomicQueue2, 7,s:  42,956,257 msg/sec
            OptimistAtomicQueue2, 7,i:  51,816,018 msg/sec
            OptimistAtomicQueue2, 8,s:  43,884,634 msg/sec
            OptimistAtomicQueue2, 8,i:  48,441,612 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,033,554 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,915,270 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,869,060 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,114,349 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,252,742 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,165,613 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,354,828 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,995,770 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,589,402 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,284,029 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,153,937 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,422,556 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,231,198 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,313,617 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,325,211 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,598,570 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000287 sec/round-trip
                      std::mutex: 0.000000452 sec/round-trip
                 tbb::spin_mutex: 0.000000259 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000206 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[277] 115m:47s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,941,712 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,145,553 msg/sec
          boost::lockfree::queue, 1,s:   6,894,814 msg/sec
          boost::lockfree::queue, 1,i:   6,921,724 msg/sec
          boost::lockfree::queue, 2,s:   7,754,721 msg/sec
          boost::lockfree::queue, 2,i:   7,571,775 msg/sec
          boost::lockfree::queue, 3,s:   7,399,408 msg/sec
          boost::lockfree::queue, 3,i:   7,574,915 msg/sec
          boost::lockfree::queue, 4,s:   6,416,472 msg/sec
          boost::lockfree::queue, 4,i:   6,715,586 msg/sec
          boost::lockfree::queue, 5,s:   6,407,047 msg/sec
          boost::lockfree::queue, 5,i:   6,557,053 msg/sec
          boost::lockfree::queue, 6,s:   5,993,746 msg/sec
          boost::lockfree::queue, 6,i:   6,091,574 msg/sec
          boost::lockfree::queue, 7,s:   5,789,630 msg/sec
          boost::lockfree::queue, 7,i:   5,986,524 msg/sec
          boost::lockfree::queue, 8,s:   5,417,257 msg/sec
          boost::lockfree::queue, 8,i:   5,594,677 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  87,800,415 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  47,393,664 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,892,416 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,042,887 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,495,748 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,369,195 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,761,322 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,656,122 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,299,784 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,685,386 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,233,494 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,380,198 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,510,244 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,020,344 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,182,666 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  33,432,889 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,158,854 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,802,127 msg/sec
                pthread_spinlock, 1,s:  29,227,859 msg/sec
                pthread_spinlock, 1,i:  29,277,246 msg/sec
                pthread_spinlock, 2,s:  15,570,399 msg/sec
                pthread_spinlock, 2,i:  17,024,764 msg/sec
                pthread_spinlock, 3,s:   8,357,920 msg/sec
                pthread_spinlock, 3,i:  12,005,893 msg/sec
                pthread_spinlock, 4,s:   6,501,521 msg/sec
                pthread_spinlock, 4,i:   9,134,097 msg/sec
                pthread_spinlock, 5,s:   8,695,161 msg/sec
                pthread_spinlock, 5,i:   9,337,807 msg/sec
                pthread_spinlock, 6,s:   8,285,917 msg/sec
                pthread_spinlock, 6,i:   8,685,034 msg/sec
                pthread_spinlock, 7,s:   7,492,006 msg/sec
                pthread_spinlock, 7,i:   7,966,657 msg/sec
                pthread_spinlock, 8,s:   6,681,260 msg/sec
                pthread_spinlock, 8,i:   6,881,639 msg/sec
                      std::mutex, 1,s:   6,251,746 msg/sec
                      std::mutex, 1,i:   7,688,064 msg/sec
                      std::mutex, 2,s:   5,856,100 msg/sec
                      std::mutex, 2,i:   6,450,311 msg/sec
                      std::mutex, 3,s:   6,008,574 msg/sec
                      std::mutex, 3,i:   5,621,507 msg/sec
                      std::mutex, 4,s:   5,190,445 msg/sec
                      std::mutex, 4,i:   5,431,315 msg/sec
                      std::mutex, 5,s:   5,685,154 msg/sec
                      std::mutex, 5,i:   6,208,072 msg/sec
                      std::mutex, 6,s:   5,976,587 msg/sec
                      std::mutex, 6,i:   5,876,879 msg/sec
                      std::mutex, 7,s:   5,794,097 msg/sec
                      std::mutex, 7,i:   5,842,545 msg/sec
                      std::mutex, 8,s:   5,708,229 msg/sec
                      std::mutex, 8,i:   5,733,952 msg/sec
                 tbb::spin_mutex, 1,s:  38,111,788 msg/sec
                 tbb::spin_mutex, 1,i:  33,018,386 msg/sec
                 tbb::spin_mutex, 2,s:  21,219,576 msg/sec
                 tbb::spin_mutex, 2,i:  19,482,480 msg/sec
                 tbb::spin_mutex, 3,s:   8,781,116 msg/sec
                 tbb::spin_mutex, 3,i:  10,918,926 msg/sec
                 tbb::spin_mutex, 4,s:   3,118,159 msg/sec
                 tbb::spin_mutex, 4,i:   6,202,994 msg/sec
                 tbb::spin_mutex, 5,s:   5,453,834 msg/sec
                 tbb::spin_mutex, 5,i:   5,445,768 msg/sec
                 tbb::spin_mutex, 6,s:   5,318,252 msg/sec
                 tbb::spin_mutex, 6,i:   4,344,373 msg/sec
                 tbb::spin_mutex, 7,s:   4,836,492 msg/sec
                 tbb::spin_mutex, 7,i:   4,319,484 msg/sec
                 tbb::spin_mutex, 8,s:   4,223,808 msg/sec
                 tbb::spin_mutex, 8,i:   4,085,067 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,291,502 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,835,781 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,039,603 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,981,671 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,170,557 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,333,807 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,133,783 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,184,580 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,630,935 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,393,074 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,610,390 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,745,964 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,699,278 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,088,104 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,737,075 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,942,438 msg/sec
     xenium::michael_scott_queue, 1,s:   9,517,281 msg/sec
     xenium::michael_scott_queue, 1,i:   9,493,174 msg/sec
     xenium::michael_scott_queue, 2,s:   8,487,182 msg/sec
     xenium::michael_scott_queue, 2,i:   8,514,819 msg/sec
     xenium::michael_scott_queue, 3,s:   7,296,070 msg/sec
     xenium::michael_scott_queue, 3,i:   7,549,928 msg/sec
     xenium::michael_scott_queue, 4,s:   6,311,762 msg/sec
     xenium::michael_scott_queue, 4,i:   6,301,663 msg/sec
     xenium::michael_scott_queue, 5,s:   6,288,124 msg/sec
     xenium::michael_scott_queue, 5,i:   6,771,944 msg/sec
     xenium::michael_scott_queue, 6,s:   6,524,410 msg/sec
     xenium::michael_scott_queue, 6,i:   6,704,487 msg/sec
     xenium::michael_scott_queue, 7,s:   6,302,004 msg/sec
     xenium::michael_scott_queue, 7,i:   6,636,647 msg/sec
     xenium::michael_scott_queue, 8,s:   5,961,535 msg/sec
     xenium::michael_scott_queue, 8,i:   6,104,642 msg/sec
         xenium::ramalhete_queue, 1,s:  32,173,996 msg/sec
         xenium::ramalhete_queue, 1,i:  32,268,038 msg/sec
         xenium::ramalhete_queue, 2,s:  23,541,795 msg/sec
         xenium::ramalhete_queue, 2,i:  23,340,788 msg/sec
         xenium::ramalhete_queue, 3,s:  29,125,479 msg/sec
         xenium::ramalhete_queue, 3,i:  28,660,540 msg/sec
         xenium::ramalhete_queue, 4,s:  33,861,315 msg/sec
         xenium::ramalhete_queue, 4,i:  33,527,911 msg/sec
         xenium::ramalhete_queue, 5,s:  32,094,616 msg/sec
         xenium::ramalhete_queue, 5,i:  36,037,148 msg/sec
         xenium::ramalhete_queue, 6,s:  33,806,257 msg/sec
         xenium::ramalhete_queue, 6,i:  38,391,964 msg/sec
         xenium::ramalhete_queue, 7,s:  34,877,571 msg/sec
         xenium::ramalhete_queue, 7,i:  40,499,067 msg/sec
         xenium::ramalhete_queue, 8,s:  35,355,234 msg/sec
         xenium::ramalhete_queue, 8,i:  43,861,022 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,146,606 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,826,324 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,483,623 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,980,445 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,634,717 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,920,643 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,553,612 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,199,121 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,912,363 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,297,207 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,053,798 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,475,042 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,190,505 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,127,118 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,362,228 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,247,001 msg/sec
                     AtomicQueue, 1,s:  57,396,000 msg/sec
                     AtomicQueue, 1,i:  56,849,639 msg/sec
                     AtomicQueue, 2,s:  12,372,605 msg/sec
                     AtomicQueue, 2,i:  11,743,845 msg/sec
                     AtomicQueue, 3,s:  10,736,021 msg/sec
                     AtomicQueue, 3,i:   9,885,244 msg/sec
                     AtomicQueue, 4,s:   8,170,898 msg/sec
                     AtomicQueue, 4,i:   8,180,664 msg/sec
                     AtomicQueue, 5,s:   8,028,812 msg/sec
                     AtomicQueue, 5,i:   8,088,450 msg/sec
                     AtomicQueue, 6,s:   7,680,104 msg/sec
                     AtomicQueue, 6,i:   7,605,914 msg/sec
                     AtomicQueue, 7,s:   7,151,104 msg/sec
                     AtomicQueue, 7,i:   7,985,691 msg/sec
                     AtomicQueue, 8,s:   6,315,884 msg/sec
                     AtomicQueue, 8,i:   7,428,954 msg/sec
                    AtomicQueueB, 1,s:  43,939,491 msg/sec
                    AtomicQueueB, 1,i:  43,041,768 msg/sec
                    AtomicQueueB, 2,s:  11,773,709 msg/sec
                    AtomicQueueB, 2,i:  11,521,923 msg/sec
                    AtomicQueueB, 3,s:  11,006,154 msg/sec
                    AtomicQueueB, 3,i:  10,144,997 msg/sec
                    AtomicQueueB, 4,s:   8,064,269 msg/sec
                    AtomicQueueB, 4,i:   8,050,301 msg/sec
                    AtomicQueueB, 5,s:   7,527,421 msg/sec
                    AtomicQueueB, 5,i:   7,922,868 msg/sec
                    AtomicQueueB, 6,s:   7,363,128 msg/sec
                    AtomicQueueB, 6,i:   7,521,507 msg/sec
                    AtomicQueueB, 7,s:   6,847,384 msg/sec
                    AtomicQueueB, 7,i:   7,736,011 msg/sec
                    AtomicQueueB, 8,s:   6,192,225 msg/sec
                    AtomicQueueB, 8,i:   6,972,630 msg/sec
             OptimistAtomicQueue, 1,s: 740,692,458 msg/sec
             OptimistAtomicQueue, 1,i: 550,752,610 msg/sec
             OptimistAtomicQueue, 2,s:  32,643,133 msg/sec
             OptimistAtomicQueue, 2,i:  32,723,141 msg/sec
             OptimistAtomicQueue, 3,s:  36,659,327 msg/sec
             OptimistAtomicQueue, 3,i:  37,388,359 msg/sec
             OptimistAtomicQueue, 4,s:  39,298,327 msg/sec
             OptimistAtomicQueue, 4,i:  39,386,216 msg/sec
             OptimistAtomicQueue, 5,s:  41,818,205 msg/sec
             OptimistAtomicQueue, 5,i:  46,318,291 msg/sec
             OptimistAtomicQueue, 6,s:  42,252,418 msg/sec
             OptimistAtomicQueue, 6,i:  50,415,415 msg/sec
             OptimistAtomicQueue, 7,s:  43,996,702 msg/sec
             OptimistAtomicQueue, 7,i:  52,988,748 msg/sec
             OptimistAtomicQueue, 8,s:  46,243,287 msg/sec
             OptimistAtomicQueue, 8,i:  49,089,253 msg/sec
            OptimistAtomicQueueB, 1,s:  78,001,497 msg/sec
            OptimistAtomicQueueB, 1,i:  76,623,363 msg/sec
            OptimistAtomicQueueB, 2,s:  32,169,961 msg/sec
            OptimistAtomicQueueB, 2,i:  32,094,540 msg/sec
            OptimistAtomicQueueB, 3,s:  36,301,445 msg/sec
            OptimistAtomicQueueB, 3,i:  36,880,115 msg/sec
            OptimistAtomicQueueB, 4,s:  38,714,105 msg/sec
            OptimistAtomicQueueB, 4,i:  38,732,585 msg/sec
            OptimistAtomicQueueB, 5,s:  40,946,047 msg/sec
            OptimistAtomicQueueB, 5,i:  45,248,412 msg/sec
            OptimistAtomicQueueB, 6,s:  41,402,408 msg/sec
            OptimistAtomicQueueB, 6,i:  49,184,698 msg/sec
            OptimistAtomicQueueB, 7,s:  41,823,257 msg/sec
            OptimistAtomicQueueB, 7,i:  50,733,400 msg/sec
            OptimistAtomicQueueB, 8,s:  44,629,618 msg/sec
            OptimistAtomicQueueB, 8,i:  48,068,879 msg/sec
                    AtomicQueue2, 1,s:  23,304,833 msg/sec
                    AtomicQueue2, 1,i:  22,878,866 msg/sec
                    AtomicQueue2, 2,s:  11,802,417 msg/sec
                    AtomicQueue2, 2,i:  11,654,339 msg/sec
                    AtomicQueue2, 3,s:   9,372,032 msg/sec
                    AtomicQueue2, 3,i:   9,421,850 msg/sec
                    AtomicQueue2, 4,s:   8,028,285 msg/sec
                    AtomicQueue2, 4,i:   8,039,018 msg/sec
                    AtomicQueue2, 5,s:   7,926,789 msg/sec
                    AtomicQueue2, 5,i:   8,041,492 msg/sec
                    AtomicQueue2, 6,s:   7,920,784 msg/sec
                    AtomicQueue2, 6,i:   7,508,473 msg/sec
                    AtomicQueue2, 7,s:   7,141,626 msg/sec
                    AtomicQueue2, 7,i:   7,898,470 msg/sec
                    AtomicQueue2, 8,s:   6,390,655 msg/sec
                    AtomicQueue2, 8,i:   7,268,251 msg/sec
                   AtomicQueueB2, 1,s:  33,454,330 msg/sec
                   AtomicQueueB2, 1,i:  38,449,921 msg/sec
                   AtomicQueueB2, 2,s:  11,329,905 msg/sec
                   AtomicQueueB2, 2,i:  11,125,985 msg/sec
                   AtomicQueueB2, 3,s:   9,560,221 msg/sec
                   AtomicQueueB2, 3,i:   9,420,080 msg/sec
                   AtomicQueueB2, 4,s:   7,907,075 msg/sec
                   AtomicQueueB2, 4,i:   7,873,804 msg/sec
                   AtomicQueueB2, 5,s:   7,567,517 msg/sec
                   AtomicQueueB2, 5,i:   7,800,698 msg/sec
                   AtomicQueueB2, 6,s:   7,304,324 msg/sec
                   AtomicQueueB2, 6,i:   7,464,827 msg/sec
                   AtomicQueueB2, 7,s:   6,896,849 msg/sec
                   AtomicQueueB2, 7,i:   7,744,610 msg/sec
                   AtomicQueueB2, 8,s:   6,282,356 msg/sec
                   AtomicQueueB2, 8,i:   7,175,857 msg/sec
            OptimistAtomicQueue2, 1,s: 452,109,917 msg/sec
            OptimistAtomicQueue2, 1,i:  29,682,247 msg/sec
            OptimistAtomicQueue2, 2,s:  25,219,378 msg/sec
            OptimistAtomicQueue2, 2,i:  24,028,146 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,557 msg/sec
            OptimistAtomicQueue2, 3,i:  30,013,111 msg/sec
            OptimistAtomicQueue2, 4,s:  33,703,811 msg/sec
            OptimistAtomicQueue2, 4,i:  33,144,088 msg/sec
            OptimistAtomicQueue2, 5,s:  37,201,717 msg/sec
            OptimistAtomicQueue2, 5,i:  40,558,762 msg/sec
            OptimistAtomicQueue2, 6,s:  39,747,081 msg/sec
            OptimistAtomicQueue2, 6,i:  49,285,522 msg/sec
            OptimistAtomicQueue2, 7,s:  42,918,992 msg/sec
            OptimistAtomicQueue2, 7,i:  51,587,272 msg/sec
            OptimistAtomicQueue2, 8,s:  43,845,477 msg/sec
            OptimistAtomicQueue2, 8,i:  48,681,649 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,112,888 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,908,781 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,783,342 msg/sec
           OptimistAtomicQueueB2, 2,i:  29,750,409 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,716,278 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,094,565 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,221,290 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,231,489 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,582,919 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,416,861 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,730,002 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,237,103 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,148,389 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,254,954 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,406,737 msg/sec
           OptimistAtomicQueueB2, 8,i:  44,621,356 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000138 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000285 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000294 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000258 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000199 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000184 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[278] 114m:28s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,348,187 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,420,638 msg/sec
          boost::lockfree::queue, 1,s:   6,909,251 msg/sec
          boost::lockfree::queue, 1,i:   6,945,865 msg/sec
          boost::lockfree::queue, 2,s:   7,683,757 msg/sec
          boost::lockfree::queue, 2,i:   7,401,233 msg/sec
          boost::lockfree::queue, 3,s:   7,335,355 msg/sec
          boost::lockfree::queue, 3,i:   7,555,330 msg/sec
          boost::lockfree::queue, 4,s:   6,423,157 msg/sec
          boost::lockfree::queue, 4,i:   6,771,484 msg/sec
          boost::lockfree::queue, 5,s:   6,488,005 msg/sec
          boost::lockfree::queue, 5,i:   6,441,517 msg/sec
          boost::lockfree::queue, 6,s:   5,989,112 msg/sec
          boost::lockfree::queue, 6,i:   6,124,379 msg/sec
          boost::lockfree::queue, 7,s:   6,062,283 msg/sec
          boost::lockfree::queue, 7,i:   5,896,944 msg/sec
          boost::lockfree::queue, 8,s:   5,452,364 msg/sec
          boost::lockfree::queue, 8,i:   5,572,255 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 196,706,726 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  87,770,291 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,203,638 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,607,796 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,956,336 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,805,654 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,183,840 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,609,253 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,119,641 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,105,479 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,333,886 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,415,775 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,539,092 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,082,998 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,042,274 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,439,866 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,192,572 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,869,923 msg/sec
                pthread_spinlock, 1,s:  29,080,605 msg/sec
                pthread_spinlock, 1,i:  27,803,160 msg/sec
                pthread_spinlock, 2,s:  15,534,670 msg/sec
                pthread_spinlock, 2,i:  17,875,168 msg/sec
                pthread_spinlock, 3,s:   8,376,607 msg/sec
                pthread_spinlock, 3,i:  12,062,208 msg/sec
                pthread_spinlock, 4,s:   6,502,351 msg/sec
                pthread_spinlock, 4,i:   8,976,212 msg/sec
                pthread_spinlock, 5,s:   8,517,828 msg/sec
                pthread_spinlock, 5,i:   8,776,900 msg/sec
                pthread_spinlock, 6,s:   8,547,044 msg/sec
                pthread_spinlock, 6,i:   8,570,377 msg/sec
                pthread_spinlock, 7,s:   7,566,260 msg/sec
                pthread_spinlock, 7,i:   7,885,627 msg/sec
                pthread_spinlock, 8,s:   6,888,806 msg/sec
                pthread_spinlock, 8,i:   6,873,724 msg/sec
                      std::mutex, 1,s:   6,566,041 msg/sec
                      std::mutex, 1,i:   7,487,976 msg/sec
                      std::mutex, 2,s:   5,975,811 msg/sec
                      std::mutex, 2,i:   6,003,675 msg/sec
                      std::mutex, 3,s:   5,955,509 msg/sec
                      std::mutex, 3,i:   6,078,242 msg/sec
                      std::mutex, 4,s:   6,181,519 msg/sec
                      std::mutex, 4,i:   6,321,370 msg/sec
                      std::mutex, 5,s:   6,044,166 msg/sec
                      std::mutex, 5,i:   5,627,879 msg/sec
                      std::mutex, 6,s:   5,988,782 msg/sec
                      std::mutex, 6,i:   5,898,635 msg/sec
                      std::mutex, 7,s:   5,871,135 msg/sec
                      std::mutex, 7,i:   5,840,545 msg/sec
                      std::mutex, 8,s:   5,804,483 msg/sec
                      std::mutex, 8,i:   5,809,269 msg/sec
                 tbb::spin_mutex, 1,s:  37,803,172 msg/sec
                 tbb::spin_mutex, 1,i:  38,053,704 msg/sec
                 tbb::spin_mutex, 2,s:  21,190,293 msg/sec
                 tbb::spin_mutex, 2,i:  18,462,898 msg/sec
                 tbb::spin_mutex, 3,s:   7,355,376 msg/sec
                 tbb::spin_mutex, 3,i:  10,519,039 msg/sec
                 tbb::spin_mutex, 4,s:   3,147,989 msg/sec
                 tbb::spin_mutex, 4,i:   6,343,714 msg/sec
                 tbb::spin_mutex, 5,s:   5,546,245 msg/sec
                 tbb::spin_mutex, 5,i:   5,807,902 msg/sec
                 tbb::spin_mutex, 6,s:   5,215,631 msg/sec
                 tbb::spin_mutex, 6,i:   4,352,267 msg/sec
                 tbb::spin_mutex, 7,s:   4,835,394 msg/sec
                 tbb::spin_mutex, 7,i:   4,370,900 msg/sec
                 tbb::spin_mutex, 8,s:   4,259,913 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,922 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,161,150 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,684,995 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,852,857 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,797,665 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,198,400 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,610,501 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,147,324 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,538,037 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,529,083 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,539,604 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,719,260 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,657,110 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,821,790 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,784,722 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,096,631 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,062,210 msg/sec
     xenium::michael_scott_queue, 1,s:   9,197,091 msg/sec
     xenium::michael_scott_queue, 1,i:   9,209,640 msg/sec
     xenium::michael_scott_queue, 2,s:   8,507,777 msg/sec
     xenium::michael_scott_queue, 2,i:   8,556,325 msg/sec
     xenium::michael_scott_queue, 3,s:   7,219,820 msg/sec
     xenium::michael_scott_queue, 3,i:   7,571,532 msg/sec
     xenium::michael_scott_queue, 4,s:   6,374,335 msg/sec
     xenium::michael_scott_queue, 4,i:   6,346,505 msg/sec
     xenium::michael_scott_queue, 5,s:   6,321,913 msg/sec
     xenium::michael_scott_queue, 5,i:   6,742,148 msg/sec
     xenium::michael_scott_queue, 6,s:   6,594,151 msg/sec
     xenium::michael_scott_queue, 6,i:   6,723,884 msg/sec
     xenium::michael_scott_queue, 7,s:   6,358,060 msg/sec
     xenium::michael_scott_queue, 7,i:   6,563,052 msg/sec
     xenium::michael_scott_queue, 8,s:   6,039,642 msg/sec
     xenium::michael_scott_queue, 8,i:   6,125,486 msg/sec
         xenium::ramalhete_queue, 1,s:  32,403,912 msg/sec
         xenium::ramalhete_queue, 1,i:  32,987,762 msg/sec
         xenium::ramalhete_queue, 2,s:  23,601,530 msg/sec
         xenium::ramalhete_queue, 2,i:  23,306,635 msg/sec
         xenium::ramalhete_queue, 3,s:  29,209,294 msg/sec
         xenium::ramalhete_queue, 3,i:  28,428,427 msg/sec
         xenium::ramalhete_queue, 4,s:  33,769,913 msg/sec
         xenium::ramalhete_queue, 4,i:  33,528,719 msg/sec
         xenium::ramalhete_queue, 5,s:  31,993,197 msg/sec
         xenium::ramalhete_queue, 5,i:  36,175,816 msg/sec
         xenium::ramalhete_queue, 6,s:  33,859,633 msg/sec
         xenium::ramalhete_queue, 6,i:  39,043,135 msg/sec
         xenium::ramalhete_queue, 7,s:  34,947,231 msg/sec
         xenium::ramalhete_queue, 7,i:  41,584,151 msg/sec
         xenium::ramalhete_queue, 8,s:  35,524,701 msg/sec
         xenium::ramalhete_queue, 8,i:  44,242,087 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,114,529 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,124,826 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,188,691 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,418,155 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,779,346 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,090,778 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,373,548 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,106,179 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,305,111 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,343,625 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,030,197 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,179,611 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,162,886 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,392,571 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,416,963 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,333,203 msg/sec
                     AtomicQueue, 1,s:  59,182,784 msg/sec
                     AtomicQueue, 1,i:  56,567,094 msg/sec
                     AtomicQueue, 2,s:  12,282,032 msg/sec
                     AtomicQueue, 2,i:  11,776,009 msg/sec
                     AtomicQueue, 3,s:  10,733,706 msg/sec
                     AtomicQueue, 3,i:   9,987,131 msg/sec
                     AtomicQueue, 4,s:   8,220,200 msg/sec
                     AtomicQueue, 4,i:   8,198,031 msg/sec
                     AtomicQueue, 5,s:   8,016,600 msg/sec
                     AtomicQueue, 5,i:   8,123,166 msg/sec
                     AtomicQueue, 6,s:   7,849,182 msg/sec
                     AtomicQueue, 6,i:   7,613,421 msg/sec
                     AtomicQueue, 7,s:   7,068,734 msg/sec
                     AtomicQueue, 7,i:   7,997,939 msg/sec
                     AtomicQueue, 8,s:   6,353,061 msg/sec
                     AtomicQueue, 8,i:   7,422,542 msg/sec
                    AtomicQueueB, 1,s:  44,004,518 msg/sec
                    AtomicQueueB, 1,i:  43,016,300 msg/sec
                    AtomicQueueB, 2,s:  11,996,043 msg/sec
                    AtomicQueueB, 2,i:  11,429,381 msg/sec
                    AtomicQueueB, 3,s:  10,973,627 msg/sec
                    AtomicQueueB, 3,i:  10,330,089 msg/sec
                    AtomicQueueB, 4,s:   8,081,118 msg/sec
                    AtomicQueueB, 4,i:   8,006,822 msg/sec
                    AtomicQueueB, 5,s:   7,704,755 msg/sec
                    AtomicQueueB, 5,i:   7,851,909 msg/sec
                    AtomicQueueB, 6,s:   7,500,915 msg/sec
                    AtomicQueueB, 6,i:   7,583,591 msg/sec
                    AtomicQueueB, 7,s:   6,862,801 msg/sec
                    AtomicQueueB, 7,i:   7,739,508 msg/sec
                    AtomicQueueB, 8,s:   6,192,246 msg/sec
                    AtomicQueueB, 8,i:   7,144,675 msg/sec
             OptimistAtomicQueue, 1,s: 722,870,968 msg/sec
             OptimistAtomicQueue, 1,i: 544,192,661 msg/sec
             OptimistAtomicQueue, 2,s:  32,176,257 msg/sec
             OptimistAtomicQueue, 2,i:  32,684,078 msg/sec
             OptimistAtomicQueue, 3,s:  36,667,543 msg/sec
             OptimistAtomicQueue, 3,i:  37,402,078 msg/sec
             OptimistAtomicQueue, 4,s:  39,288,958 msg/sec
             OptimistAtomicQueue, 4,i:  39,432,611 msg/sec
             OptimistAtomicQueue, 5,s:  42,370,421 msg/sec
             OptimistAtomicQueue, 5,i:  46,219,410 msg/sec
             OptimistAtomicQueue, 6,s:  42,265,140 msg/sec
             OptimistAtomicQueue, 6,i:  50,381,248 msg/sec
             OptimistAtomicQueue, 7,s:  45,119,912 msg/sec
             OptimistAtomicQueue, 7,i:  49,383,819 msg/sec
             OptimistAtomicQueue, 8,s:  46,384,671 msg/sec
             OptimistAtomicQueue, 8,i:  48,802,180 msg/sec
            OptimistAtomicQueueB, 1,s: 174,719,861 msg/sec
            OptimistAtomicQueueB, 1,i:  95,057,447 msg/sec
            OptimistAtomicQueueB, 2,s:  32,265,317 msg/sec
            OptimistAtomicQueueB, 2,i:  32,384,306 msg/sec
            OptimistAtomicQueueB, 3,s:  36,288,962 msg/sec
            OptimistAtomicQueueB, 3,i:  36,781,379 msg/sec
            OptimistAtomicQueueB, 4,s:  38,618,142 msg/sec
            OptimistAtomicQueueB, 4,i:  38,581,605 msg/sec
            OptimistAtomicQueueB, 5,s:  41,105,292 msg/sec
            OptimistAtomicQueueB, 5,i:  45,541,729 msg/sec
            OptimistAtomicQueueB, 6,s:  41,050,498 msg/sec
            OptimistAtomicQueueB, 6,i:  48,639,170 msg/sec
            OptimistAtomicQueueB, 7,s:  42,197,921 msg/sec
            OptimistAtomicQueueB, 7,i:  50,781,312 msg/sec
            OptimistAtomicQueueB, 8,s:  44,333,775 msg/sec
            OptimistAtomicQueueB, 8,i:  48,988,766 msg/sec
                    AtomicQueue2, 1,s:  22,935,087 msg/sec
                    AtomicQueue2, 1,i:  22,953,060 msg/sec
                    AtomicQueue2, 2,s:  11,884,910 msg/sec
                    AtomicQueue2, 2,i:  11,488,422 msg/sec
                    AtomicQueue2, 3,s:   9,326,054 msg/sec
                    AtomicQueue2, 3,i:   9,459,456 msg/sec
                    AtomicQueue2, 4,s:   8,034,368 msg/sec
                    AtomicQueue2, 4,i:   8,111,711 msg/sec
                    AtomicQueue2, 5,s:   7,931,746 msg/sec
                    AtomicQueue2, 5,i:   8,044,130 msg/sec
                    AtomicQueue2, 6,s:   7,691,742 msg/sec
                    AtomicQueue2, 6,i:   7,484,721 msg/sec
                    AtomicQueue2, 7,s:   7,061,153 msg/sec
                    AtomicQueue2, 7,i:   7,900,888 msg/sec
                    AtomicQueue2, 8,s:   6,397,720 msg/sec
                    AtomicQueue2, 8,i:   7,334,242 msg/sec
                   AtomicQueueB2, 1,s:  36,260,631 msg/sec
                   AtomicQueueB2, 1,i:  32,604,423 msg/sec
                   AtomicQueueB2, 2,s:  11,374,243 msg/sec
                   AtomicQueueB2, 2,i:  11,101,458 msg/sec
                   AtomicQueueB2, 3,s:   9,562,902 msg/sec
                   AtomicQueueB2, 3,i:   9,648,899 msg/sec
                   AtomicQueueB2, 4,s:   7,976,181 msg/sec
                   AtomicQueueB2, 4,i:   7,793,809 msg/sec
                   AtomicQueueB2, 5,s:   7,445,734 msg/sec
                   AtomicQueueB2, 5,i:   7,779,292 msg/sec
                   AtomicQueueB2, 6,s:   7,263,538 msg/sec
                   AtomicQueueB2, 6,i:   7,459,246 msg/sec
                   AtomicQueueB2, 7,s:   6,931,074 msg/sec
                   AtomicQueueB2, 7,i:   7,634,956 msg/sec
                   AtomicQueueB2, 8,s:   6,276,729 msg/sec
                   AtomicQueueB2, 8,i:   7,083,552 msg/sec
            OptimistAtomicQueue2, 1,s: 499,518,963 msg/sec
            OptimistAtomicQueue2, 1,i: 402,522,163 msg/sec
            OptimistAtomicQueue2, 2,s:  24,578,209 msg/sec
            OptimistAtomicQueue2, 2,i:  24,016,691 msg/sec
            OptimistAtomicQueue2, 3,s:  30,522,374 msg/sec
            OptimistAtomicQueue2, 3,i:  29,947,163 msg/sec
            OptimistAtomicQueue2, 4,s:  33,921,830 msg/sec
            OptimistAtomicQueue2, 4,i:  33,253,978 msg/sec
            OptimistAtomicQueue2, 5,s:  37,188,958 msg/sec
            OptimistAtomicQueue2, 5,i:  41,875,890 msg/sec
            OptimistAtomicQueue2, 6,s:  40,224,554 msg/sec
            OptimistAtomicQueue2, 6,i:  49,278,324 msg/sec
            OptimistAtomicQueue2, 7,s:  43,133,238 msg/sec
            OptimistAtomicQueue2, 7,i:  48,199,059 msg/sec
            OptimistAtomicQueue2, 8,s:  43,827,599 msg/sec
            OptimistAtomicQueue2, 8,i:  48,258,287 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,861,191 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,875,394 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,392,952 msg/sec
           OptimistAtomicQueueB2, 2,i:  29,059,966 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,403,041 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,087,515 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,175,546 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,057,281 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,518,243 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,221,429 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,321,442 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,410,390 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,067,895 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,375,837 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,481,998 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,335,943 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000312 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000143 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000237 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000140 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[279] 113m:9s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,830,821 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,151,779 msg/sec
          boost::lockfree::queue, 1,s:   6,944,831 msg/sec
          boost::lockfree::queue, 1,i:   6,985,311 msg/sec
          boost::lockfree::queue, 2,s:   7,621,309 msg/sec
          boost::lockfree::queue, 2,i:   7,384,743 msg/sec
          boost::lockfree::queue, 3,s:   7,419,498 msg/sec
          boost::lockfree::queue, 3,i:   7,602,806 msg/sec
          boost::lockfree::queue, 4,s:   6,418,208 msg/sec
          boost::lockfree::queue, 4,i:   6,896,194 msg/sec
          boost::lockfree::queue, 5,s:   6,454,776 msg/sec
          boost::lockfree::queue, 5,i:   6,649,875 msg/sec
          boost::lockfree::queue, 6,s:   6,096,525 msg/sec
          boost::lockfree::queue, 6,i:   6,128,451 msg/sec
          boost::lockfree::queue, 7,s:   5,807,221 msg/sec
          boost::lockfree::queue, 7,i:   5,936,481 msg/sec
          boost::lockfree::queue, 8,s:   5,482,291 msg/sec
          boost::lockfree::queue, 8,i:   5,525,856 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 336,744,073 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  83,563,755 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,951,274 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,848,263 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,362,773 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,127,855 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,231,822 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,509,235 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,373,529 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,221,402 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,365,638 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,870,862 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,534,642 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,000,441 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,999,976 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,894,332 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,110,662 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,773,955 msg/sec
                pthread_spinlock, 1,s:  29,009,084 msg/sec
                pthread_spinlock, 1,i:  25,358,931 msg/sec
                pthread_spinlock, 2,s:  15,487,353 msg/sec
                pthread_spinlock, 2,i:  16,996,621 msg/sec
                pthread_spinlock, 3,s:   8,308,500 msg/sec
                pthread_spinlock, 3,i:  12,154,709 msg/sec
                pthread_spinlock, 4,s:   6,493,330 msg/sec
                pthread_spinlock, 4,i:   9,143,568 msg/sec
                pthread_spinlock, 5,s:   8,629,119 msg/sec
                pthread_spinlock, 5,i:  10,454,716 msg/sec
                pthread_spinlock, 6,s:   8,428,749 msg/sec
                pthread_spinlock, 6,i:   8,466,575 msg/sec
                pthread_spinlock, 7,s:   7,574,751 msg/sec
                pthread_spinlock, 7,i:   7,645,994 msg/sec
                pthread_spinlock, 8,s:   6,757,732 msg/sec
                pthread_spinlock, 8,i:   7,300,556 msg/sec
                      std::mutex, 1,s:   6,730,415 msg/sec
                      std::mutex, 1,i:   6,615,705 msg/sec
                      std::mutex, 2,s:   5,192,215 msg/sec
                      std::mutex, 2,i:   5,352,579 msg/sec
                      std::mutex, 3,s:   5,906,749 msg/sec
                      std::mutex, 3,i:   6,018,246 msg/sec
                      std::mutex, 4,s:   6,037,771 msg/sec
                      std::mutex, 4,i:   6,137,802 msg/sec
                      std::mutex, 5,s:   5,968,046 msg/sec
                      std::mutex, 5,i:   5,813,880 msg/sec
                      std::mutex, 6,s:   5,819,603 msg/sec
                      std::mutex, 6,i:   5,934,654 msg/sec
                      std::mutex, 7,s:   5,774,604 msg/sec
                      std::mutex, 7,i:   5,742,516 msg/sec
                      std::mutex, 8,s:   5,649,477 msg/sec
                      std::mutex, 8,i:   5,653,356 msg/sec
                 tbb::spin_mutex, 1,s:  37,831,539 msg/sec
                 tbb::spin_mutex, 1,i:  32,967,398 msg/sec
                 tbb::spin_mutex, 2,s:  21,048,381 msg/sec
                 tbb::spin_mutex, 2,i:  18,296,225 msg/sec
                 tbb::spin_mutex, 3,s:   8,320,064 msg/sec
                 tbb::spin_mutex, 3,i:  10,712,834 msg/sec
                 tbb::spin_mutex, 4,s:   3,178,331 msg/sec
                 tbb::spin_mutex, 4,i:   6,270,137 msg/sec
                 tbb::spin_mutex, 5,s:   5,577,326 msg/sec
                 tbb::spin_mutex, 5,i:   5,815,060 msg/sec
                 tbb::spin_mutex, 6,s:   5,323,771 msg/sec
                 tbb::spin_mutex, 6,i:   4,328,843 msg/sec
                 tbb::spin_mutex, 7,s:   4,860,900 msg/sec
                 tbb::spin_mutex, 7,i:   4,306,590 msg/sec
                 tbb::spin_mutex, 8,s:   4,255,846 msg/sec
                 tbb::spin_mutex, 8,i:   4,078,391 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,744,504 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,309,282 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,138,058 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,490,031 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,626,314 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,658,778 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,572,566 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,591,463 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,866,275 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,663,933 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,929,818 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,668,322 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,885,859 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,812,200 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,787,366 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,490,014 msg/sec
     xenium::michael_scott_queue, 1,s:   9,421,252 msg/sec
     xenium::michael_scott_queue, 1,i:   9,427,749 msg/sec
     xenium::michael_scott_queue, 2,s:   8,439,299 msg/sec
     xenium::michael_scott_queue, 2,i:   8,625,571 msg/sec
     xenium::michael_scott_queue, 3,s:   7,245,607 msg/sec
     xenium::michael_scott_queue, 3,i:   7,553,212 msg/sec
     xenium::michael_scott_queue, 4,s:   6,232,498 msg/sec
     xenium::michael_scott_queue, 4,i:   6,343,205 msg/sec
     xenium::michael_scott_queue, 5,s:   6,310,842 msg/sec
     xenium::michael_scott_queue, 5,i:   6,754,962 msg/sec
     xenium::michael_scott_queue, 6,s:   6,477,327 msg/sec
     xenium::michael_scott_queue, 6,i:   6,988,730 msg/sec
     xenium::michael_scott_queue, 7,s:   6,324,872 msg/sec
     xenium::michael_scott_queue, 7,i:   6,450,390 msg/sec
     xenium::michael_scott_queue, 8,s:   5,970,940 msg/sec
     xenium::michael_scott_queue, 8,i:   6,066,387 msg/sec
         xenium::ramalhete_queue, 1,s:  32,492,396 msg/sec
         xenium::ramalhete_queue, 1,i:  32,506,636 msg/sec
         xenium::ramalhete_queue, 2,s:  23,570,982 msg/sec
         xenium::ramalhete_queue, 2,i:  23,313,194 msg/sec
         xenium::ramalhete_queue, 3,s:  29,161,124 msg/sec
         xenium::ramalhete_queue, 3,i:  28,423,774 msg/sec
         xenium::ramalhete_queue, 4,s:  33,879,044 msg/sec
         xenium::ramalhete_queue, 4,i:  33,428,226 msg/sec
         xenium::ramalhete_queue, 5,s:  32,307,845 msg/sec
         xenium::ramalhete_queue, 5,i:  38,418,620 msg/sec
         xenium::ramalhete_queue, 6,s:  33,980,484 msg/sec
         xenium::ramalhete_queue, 6,i:  39,619,035 msg/sec
         xenium::ramalhete_queue, 7,s:  34,869,827 msg/sec
         xenium::ramalhete_queue, 7,i:  41,019,543 msg/sec
         xenium::ramalhete_queue, 8,s:  35,454,129 msg/sec
         xenium::ramalhete_queue, 8,i:  43,968,213 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,868,788 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 118,785,506 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,444,362 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,596,408 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,763,712 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,121,811 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,596,051 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,264,605 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,040,910 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,334,700 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,110,902 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,291,623 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,263,433 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,242,641 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,370,202 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,336,999 msg/sec
                     AtomicQueue, 1,s:  60,733,224 msg/sec
                     AtomicQueue, 1,i:  56,781,245 msg/sec
                     AtomicQueue, 2,s:  12,246,262 msg/sec
                     AtomicQueue, 2,i:  11,732,119 msg/sec
                     AtomicQueue, 3,s:  10,799,062 msg/sec
                     AtomicQueue, 3,i:   9,900,770 msg/sec
                     AtomicQueue, 4,s:   8,201,788 msg/sec
                     AtomicQueue, 4,i:   8,212,883 msg/sec
                     AtomicQueue, 5,s:   8,042,162 msg/sec
                     AtomicQueue, 5,i:   8,042,809 msg/sec
                     AtomicQueue, 6,s:   7,899,997 msg/sec
                     AtomicQueue, 6,i:   7,596,742 msg/sec
                     AtomicQueue, 7,s:   7,121,635 msg/sec
                     AtomicQueue, 7,i:   7,974,157 msg/sec
                     AtomicQueue, 8,s:   6,352,879 msg/sec
                     AtomicQueue, 8,i:   7,429,854 msg/sec
                    AtomicQueueB, 1,s:  45,000,481 msg/sec
                    AtomicQueueB, 1,i:  43,997,480 msg/sec
                    AtomicQueueB, 2,s:  11,902,498 msg/sec
                    AtomicQueueB, 2,i:  11,453,128 msg/sec
                    AtomicQueueB, 3,s:  11,046,168 msg/sec
                    AtomicQueueB, 3,i:  10,097,520 msg/sec
                    AtomicQueueB, 4,s:   8,097,131 msg/sec
                    AtomicQueueB, 4,i:   8,013,021 msg/sec
                    AtomicQueueB, 5,s:   7,537,721 msg/sec
                    AtomicQueueB, 5,i:   7,734,320 msg/sec
                    AtomicQueueB, 6,s:   7,291,718 msg/sec
                    AtomicQueueB, 6,i:   7,568,850 msg/sec
                    AtomicQueueB, 7,s:   6,900,650 msg/sec
                    AtomicQueueB, 7,i:   7,738,709 msg/sec
                    AtomicQueueB, 8,s:   6,329,728 msg/sec
                    AtomicQueueB, 8,i:   7,194,646 msg/sec
             OptimistAtomicQueue, 1,s: 765,393,937 msg/sec
             OptimistAtomicQueue, 1,i: 598,320,335 msg/sec
             OptimistAtomicQueue, 2,s:  32,654,347 msg/sec
             OptimistAtomicQueue, 2,i:  32,478,325 msg/sec
             OptimistAtomicQueue, 3,s:  36,664,674 msg/sec
             OptimistAtomicQueue, 3,i:  37,397,957 msg/sec
             OptimistAtomicQueue, 4,s:  39,291,692 msg/sec
             OptimistAtomicQueue, 4,i:  39,421,223 msg/sec
             OptimistAtomicQueue, 5,s:  42,492,137 msg/sec
             OptimistAtomicQueue, 5,i:  46,408,340 msg/sec
             OptimistAtomicQueue, 6,s:  42,469,433 msg/sec
             OptimistAtomicQueue, 6,i:  50,323,089 msg/sec
             OptimistAtomicQueue, 7,s:  44,164,215 msg/sec
             OptimistAtomicQueue, 7,i:  51,972,739 msg/sec
             OptimistAtomicQueue, 8,s:  46,326,473 msg/sec
             OptimistAtomicQueue, 8,i:  48,900,234 msg/sec
            OptimistAtomicQueueB, 1,s:  77,820,702 msg/sec
            OptimistAtomicQueueB, 1,i: 163,368,161 msg/sec
            OptimistAtomicQueueB, 2,s:  32,187,471 msg/sec
            OptimistAtomicQueueB, 2,i:  32,249,678 msg/sec
            OptimistAtomicQueueB, 3,s:  36,248,470 msg/sec
            OptimistAtomicQueueB, 3,i:  36,796,223 msg/sec
            OptimistAtomicQueueB, 4,s:  38,709,873 msg/sec
            OptimistAtomicQueueB, 4,i:  38,719,214 msg/sec
            OptimistAtomicQueueB, 5,s:  39,025,529 msg/sec
            OptimistAtomicQueueB, 5,i:  45,945,354 msg/sec
            OptimistAtomicQueueB, 6,s:  40,729,931 msg/sec
            OptimistAtomicQueueB, 6,i:  48,959,805 msg/sec
            OptimistAtomicQueueB, 7,s:  42,345,845 msg/sec
            OptimistAtomicQueueB, 7,i:  48,202,369 msg/sec
            OptimistAtomicQueueB, 8,s:  44,213,155 msg/sec
            OptimistAtomicQueueB, 8,i:  47,687,100 msg/sec
                    AtomicQueue2, 1,s:  22,860,382 msg/sec
                    AtomicQueue2, 1,i:  22,843,468 msg/sec
                    AtomicQueue2, 2,s:  11,713,392 msg/sec
                    AtomicQueue2, 2,i:  11,383,429 msg/sec
                    AtomicQueue2, 3,s:   9,563,296 msg/sec
                    AtomicQueue2, 3,i:   9,561,092 msg/sec
                    AtomicQueue2, 4,s:   8,089,884 msg/sec
                    AtomicQueue2, 4,i:   8,060,298 msg/sec
                    AtomicQueue2, 5,s:   7,919,790 msg/sec
                    AtomicQueue2, 5,i:   8,043,812 msg/sec
                    AtomicQueue2, 6,s:   7,846,029 msg/sec
                    AtomicQueue2, 6,i:   7,573,499 msg/sec
                    AtomicQueue2, 7,s:   7,146,250 msg/sec
                    AtomicQueue2, 7,i:   7,908,913 msg/sec
                    AtomicQueue2, 8,s:   6,374,889 msg/sec
                    AtomicQueue2, 8,i:   7,363,957 msg/sec
                   AtomicQueueB2, 1,s:  36,176,259 msg/sec
                   AtomicQueueB2, 1,i:  32,624,549 msg/sec
                   AtomicQueueB2, 2,s:  11,412,062 msg/sec
                   AtomicQueueB2, 2,i:  11,030,041 msg/sec
                   AtomicQueueB2, 3,s:   9,664,755 msg/sec
                   AtomicQueueB2, 3,i:   9,536,185 msg/sec
                   AtomicQueueB2, 4,s:   7,933,530 msg/sec
                   AtomicQueueB2, 4,i:   7,806,241 msg/sec
                   AtomicQueueB2, 5,s:   7,455,680 msg/sec
                   AtomicQueueB2, 5,i:   7,751,687 msg/sec
                   AtomicQueueB2, 6,s:   7,305,039 msg/sec
                   AtomicQueueB2, 6,i:   7,458,096 msg/sec
                   AtomicQueueB2, 7,s:   6,903,549 msg/sec
                   AtomicQueueB2, 7,i:   7,689,394 msg/sec
                   AtomicQueueB2, 8,s:   6,281,556 msg/sec
                   AtomicQueueB2, 8,i:   7,083,798 msg/sec
            OptimistAtomicQueue2, 1,s: 509,774,349 msg/sec
            OptimistAtomicQueue2, 1,i:  29,926,443 msg/sec
            OptimistAtomicQueue2, 2,s:  26,264,793 msg/sec
            OptimistAtomicQueue2, 2,i:  24,024,242 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,402 msg/sec
            OptimistAtomicQueue2, 3,i:  30,026,557 msg/sec
            OptimistAtomicQueue2, 4,s:  33,284,593 msg/sec
            OptimistAtomicQueue2, 4,i:  32,979,602 msg/sec
            OptimistAtomicQueue2, 5,s:  37,179,462 msg/sec
            OptimistAtomicQueue2, 5,i:  40,751,277 msg/sec
            OptimistAtomicQueue2, 6,s:  40,116,047 msg/sec
            OptimistAtomicQueue2, 6,i:  49,284,699 msg/sec
            OptimistAtomicQueue2, 7,s:  43,221,852 msg/sec
            OptimistAtomicQueue2, 7,i:  51,575,947 msg/sec
            OptimistAtomicQueue2, 8,s:  44,374,136 msg/sec
            OptimistAtomicQueue2, 8,i:  48,391,597 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,708,682 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,922,294 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,822,845 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,633,873 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,701,979 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,114,558 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,002,821 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,077,992 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,645,752 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,229,696 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,156,494 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,577,143 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,153,535 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,327,546 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,042,253 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,035,431 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000273 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000279 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000170 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[280] 111m:49s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,469,727 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,068,426 msg/sec
          boost::lockfree::queue, 1,s:   6,800,843 msg/sec
          boost::lockfree::queue, 1,i:   6,855,593 msg/sec
          boost::lockfree::queue, 2,s:   7,759,360 msg/sec
          boost::lockfree::queue, 2,i:   7,479,428 msg/sec
          boost::lockfree::queue, 3,s:   7,407,700 msg/sec
          boost::lockfree::queue, 3,i:   7,503,997 msg/sec
          boost::lockfree::queue, 4,s:   6,427,857 msg/sec
          boost::lockfree::queue, 4,i:   6,804,824 msg/sec
          boost::lockfree::queue, 5,s:   6,493,450 msg/sec
          boost::lockfree::queue, 5,i:   6,445,920 msg/sec
          boost::lockfree::queue, 6,s:   5,967,020 msg/sec
          boost::lockfree::queue, 6,i:   6,101,615 msg/sec
          boost::lockfree::queue, 7,s:   5,878,800 msg/sec
          boost::lockfree::queue, 7,i:   6,019,947 msg/sec
          boost::lockfree::queue, 8,s:   5,468,561 msg/sec
          boost::lockfree::queue, 8,i:   5,599,358 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  58,135,100 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  53,558,823 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,362,855 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,660,040 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,167,839 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,941,163 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,663,477 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,967,683 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,455,268 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,195,374 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,383,121 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,796,746 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,521,653 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  21,110,539 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,208,151 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,673,779 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  50,719,418 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  22,029,366 msg/sec
                pthread_spinlock, 1,s:  28,930,332 msg/sec
                pthread_spinlock, 1,i:  29,023,575 msg/sec
                pthread_spinlock, 2,s:  15,978,605 msg/sec
                pthread_spinlock, 2,i:  16,908,260 msg/sec
                pthread_spinlock, 3,s:   8,382,714 msg/sec
                pthread_spinlock, 3,i:  12,056,626 msg/sec
                pthread_spinlock, 4,s:   6,478,188 msg/sec
                pthread_spinlock, 4,i:   8,819,886 msg/sec
                pthread_spinlock, 5,s:   8,712,268 msg/sec
                pthread_spinlock, 5,i:   9,127,116 msg/sec
                pthread_spinlock, 6,s:   8,582,858 msg/sec
                pthread_spinlock, 6,i:   8,516,291 msg/sec
                pthread_spinlock, 7,s:   7,967,049 msg/sec
                pthread_spinlock, 7,i:   7,640,349 msg/sec
                pthread_spinlock, 8,s:   6,845,815 msg/sec
                pthread_spinlock, 8,i:   6,910,964 msg/sec
                      std::mutex, 1,s:   6,745,112 msg/sec
                      std::mutex, 1,i:   6,948,236 msg/sec
                      std::mutex, 2,s:   5,548,825 msg/sec
                      std::mutex, 2,i:   5,932,451 msg/sec
                      std::mutex, 3,s:   5,263,049 msg/sec
                      std::mutex, 3,i:   6,040,401 msg/sec
                      std::mutex, 4,s:   6,248,644 msg/sec
                      std::mutex, 4,i:   6,236,209 msg/sec
                      std::mutex, 5,s:   5,990,088 msg/sec
                      std::mutex, 5,i:   5,822,337 msg/sec
                      std::mutex, 6,s:   5,854,817 msg/sec
                      std::mutex, 6,i:   5,884,843 msg/sec
                      std::mutex, 7,s:   5,780,267 msg/sec
                      std::mutex, 7,i:   5,816,473 msg/sec
                      std::mutex, 8,s:   5,693,495 msg/sec
                      std::mutex, 8,i:   5,717,726 msg/sec
                 tbb::spin_mutex, 1,s:  37,698,027 msg/sec
                 tbb::spin_mutex, 1,i:  33,009,134 msg/sec
                 tbb::spin_mutex, 2,s:  21,293,279 msg/sec
                 tbb::spin_mutex, 2,i:  18,443,112 msg/sec
                 tbb::spin_mutex, 3,s:   7,467,297 msg/sec
                 tbb::spin_mutex, 3,i:  11,034,836 msg/sec
                 tbb::spin_mutex, 4,s:   3,086,967 msg/sec
                 tbb::spin_mutex, 4,i:   6,212,274 msg/sec
                 tbb::spin_mutex, 5,s:   5,392,352 msg/sec
                 tbb::spin_mutex, 5,i:   5,687,470 msg/sec
                 tbb::spin_mutex, 6,s:   5,279,068 msg/sec
                 tbb::spin_mutex, 6,i:   4,364,579 msg/sec
                 tbb::spin_mutex, 7,s:   4,830,384 msg/sec
                 tbb::spin_mutex, 7,i:   4,322,207 msg/sec
                 tbb::spin_mutex, 8,s:   4,250,530 msg/sec
                 tbb::spin_mutex, 8,i:   4,213,589 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,912,622 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,685,017 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,849,713 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,786,446 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,222,574 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,660,260 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,328,822 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,199,852 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,672,144 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,186,732 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,953,629 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,486,341 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,983,397 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,625,819 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,062,987 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,684,189 msg/sec
     xenium::michael_scott_queue, 1,s:   9,165,023 msg/sec
     xenium::michael_scott_queue, 1,i:   9,174,695 msg/sec
     xenium::michael_scott_queue, 2,s:   8,453,590 msg/sec
     xenium::michael_scott_queue, 2,i:   8,472,094 msg/sec
     xenium::michael_scott_queue, 3,s:   7,301,905 msg/sec
     xenium::michael_scott_queue, 3,i:   7,659,849 msg/sec
     xenium::michael_scott_queue, 4,s:   6,311,325 msg/sec
     xenium::michael_scott_queue, 4,i:   6,373,418 msg/sec
     xenium::michael_scott_queue, 5,s:   6,295,659 msg/sec
     xenium::michael_scott_queue, 5,i:   6,678,810 msg/sec
     xenium::michael_scott_queue, 6,s:   6,537,391 msg/sec
     xenium::michael_scott_queue, 6,i:   7,088,929 msg/sec
     xenium::michael_scott_queue, 7,s:   6,381,303 msg/sec
     xenium::michael_scott_queue, 7,i:   6,555,304 msg/sec
     xenium::michael_scott_queue, 8,s:   5,944,902 msg/sec
     xenium::michael_scott_queue, 8,i:   6,294,841 msg/sec
         xenium::ramalhete_queue, 1,s:  30,605,699 msg/sec
         xenium::ramalhete_queue, 1,i:  31,791,091 msg/sec
         xenium::ramalhete_queue, 2,s:  23,530,922 msg/sec
         xenium::ramalhete_queue, 2,i:  23,333,991 msg/sec
         xenium::ramalhete_queue, 3,s:  29,123,804 msg/sec
         xenium::ramalhete_queue, 3,i:  28,494,407 msg/sec
         xenium::ramalhete_queue, 4,s:  33,876,375 msg/sec
         xenium::ramalhete_queue, 4,i:  33,446,731 msg/sec
         xenium::ramalhete_queue, 5,s:  32,143,293 msg/sec
         xenium::ramalhete_queue, 5,i:  35,962,374 msg/sec
         xenium::ramalhete_queue, 6,s:  33,939,178 msg/sec
         xenium::ramalhete_queue, 6,i:  39,405,672 msg/sec
         xenium::ramalhete_queue, 7,s:  35,210,778 msg/sec
         xenium::ramalhete_queue, 7,i:  41,866,840 msg/sec
         xenium::ramalhete_queue, 8,s:  35,467,156 msg/sec
         xenium::ramalhete_queue, 8,i:  44,676,898 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,177,071 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,921,959 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,668,007 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,083,047 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,576,089 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,859,799 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,574,199 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,247,222 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,983,013 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,340,454 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,939,268 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,572,927 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,212,642 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,922,086 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,407,102 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,232,510 msg/sec
                     AtomicQueue, 1,s:  59,382,020 msg/sec
                     AtomicQueue, 1,i:  56,692,389 msg/sec
                     AtomicQueue, 2,s:  12,299,825 msg/sec
                     AtomicQueue, 2,i:  11,761,912 msg/sec
                     AtomicQueue, 3,s:  10,816,162 msg/sec
                     AtomicQueue, 3,i:   9,955,009 msg/sec
                     AtomicQueue, 4,s:   8,147,813 msg/sec
                     AtomicQueue, 4,i:   8,192,896 msg/sec
                     AtomicQueue, 5,s:   7,975,839 msg/sec
                     AtomicQueue, 5,i:   8,130,449 msg/sec
                     AtomicQueue, 6,s:   7,847,192 msg/sec
                     AtomicQueue, 6,i:   7,618,537 msg/sec
                     AtomicQueue, 7,s:   7,150,385 msg/sec
                     AtomicQueue, 7,i:   7,959,097 msg/sec
                     AtomicQueue, 8,s:   6,349,972 msg/sec
                     AtomicQueue, 8,i:   7,442,269 msg/sec
                    AtomicQueueB, 1,s:  43,336,007 msg/sec
                    AtomicQueueB, 1,i:  48,475,119 msg/sec
                    AtomicQueueB, 2,s:  11,720,819 msg/sec
                    AtomicQueueB, 2,i:  11,494,549 msg/sec
                    AtomicQueueB, 3,s:  11,052,195 msg/sec
                    AtomicQueueB, 3,i:  10,146,784 msg/sec
                    AtomicQueueB, 4,s:   8,101,234 msg/sec
                    AtomicQueueB, 4,i:   8,001,231 msg/sec
                    AtomicQueueB, 5,s:   7,704,997 msg/sec
                    AtomicQueueB, 5,i:   7,775,363 msg/sec
                    AtomicQueueB, 6,s:   7,430,112 msg/sec
                    AtomicQueueB, 6,i:   7,577,272 msg/sec
                    AtomicQueueB, 7,s:   6,861,946 msg/sec
                    AtomicQueueB, 7,i:   7,712,979 msg/sec
                    AtomicQueueB, 8,s:   6,238,243 msg/sec
                    AtomicQueueB, 8,i:   7,163,992 msg/sec
             OptimistAtomicQueue, 1,s: 754,074,452 msg/sec
             OptimistAtomicQueue, 1,i: 526,721,364 msg/sec
             OptimistAtomicQueue, 2,s:  32,117,097 msg/sec
             OptimistAtomicQueue, 2,i:  32,195,147 msg/sec
             OptimistAtomicQueue, 3,s:  36,585,566 msg/sec
             OptimistAtomicQueue, 3,i:  37,316,797 msg/sec
             OptimistAtomicQueue, 4,s:  39,281,630 msg/sec
             OptimistAtomicQueue, 4,i:  39,389,574 msg/sec
             OptimistAtomicQueue, 5,s:  42,519,143 msg/sec
             OptimistAtomicQueue, 5,i:  46,410,137 msg/sec
             OptimistAtomicQueue, 6,s:  42,590,270 msg/sec
             OptimistAtomicQueue, 6,i:  50,269,016 msg/sec
             OptimistAtomicQueue, 7,s:  45,164,008 msg/sec
             OptimistAtomicQueue, 7,i:  49,403,744 msg/sec
             OptimistAtomicQueue, 8,s:  46,386,443 msg/sec
             OptimistAtomicQueue, 8,i:  50,220,366 msg/sec
            OptimistAtomicQueueB, 1,s:  98,941,298 msg/sec
            OptimistAtomicQueueB, 1,i:  76,486,632 msg/sec
            OptimistAtomicQueueB, 2,s:  32,121,179 msg/sec
            OptimistAtomicQueueB, 2,i:  31,903,755 msg/sec
            OptimistAtomicQueueB, 3,s:  36,075,062 msg/sec
            OptimistAtomicQueueB, 3,i:  36,771,778 msg/sec
            OptimistAtomicQueueB, 4,s:  38,525,822 msg/sec
            OptimistAtomicQueueB, 4,i:  38,584,322 msg/sec
            OptimistAtomicQueueB, 5,s:  41,150,016 msg/sec
            OptimistAtomicQueueB, 5,i:  46,092,950 msg/sec
            OptimistAtomicQueueB, 6,s:  41,581,031 msg/sec
            OptimistAtomicQueueB, 6,i:  48,614,061 msg/sec
            OptimistAtomicQueueB, 7,s:  41,751,353 msg/sec
            OptimistAtomicQueueB, 7,i:  51,514,070 msg/sec
            OptimistAtomicQueueB, 8,s:  44,345,985 msg/sec
            OptimistAtomicQueueB, 8,i:  48,065,385 msg/sec
                    AtomicQueue2, 1,s:  22,954,135 msg/sec
                    AtomicQueue2, 1,i:  22,896,793 msg/sec
                    AtomicQueue2, 2,s:  11,821,132 msg/sec
                    AtomicQueue2, 2,i:  11,384,531 msg/sec
                    AtomicQueue2, 3,s:   9,426,668 msg/sec
                    AtomicQueue2, 3,i:   9,494,107 msg/sec
                    AtomicQueue2, 4,s:   8,009,367 msg/sec
                    AtomicQueue2, 4,i:   8,070,547 msg/sec
                    AtomicQueue2, 5,s:   7,946,099 msg/sec
                    AtomicQueue2, 5,i:   7,913,207 msg/sec
                    AtomicQueue2, 6,s:   7,819,239 msg/sec
                    AtomicQueue2, 6,i:   7,534,753 msg/sec
                    AtomicQueue2, 7,s:   7,142,047 msg/sec
                    AtomicQueue2, 7,i:   7,871,240 msg/sec
                    AtomicQueue2, 8,s:   6,393,910 msg/sec
                    AtomicQueue2, 8,i:   7,355,319 msg/sec
                   AtomicQueueB2, 1,s:  36,141,201 msg/sec
                   AtomicQueueB2, 1,i:  32,575,191 msg/sec
                   AtomicQueueB2, 2,s:  11,418,387 msg/sec
                   AtomicQueueB2, 2,i:  11,178,072 msg/sec
                   AtomicQueueB2, 3,s:   9,578,498 msg/sec
                   AtomicQueueB2, 3,i:   9,479,757 msg/sec
                   AtomicQueueB2, 4,s:   7,954,656 msg/sec
                   AtomicQueueB2, 4,i:   7,812,466 msg/sec
                   AtomicQueueB2, 5,s:   7,517,732 msg/sec
                   AtomicQueueB2, 5,i:   7,715,589 msg/sec
                   AtomicQueueB2, 6,s:   7,212,313 msg/sec
                   AtomicQueueB2, 6,i:   7,384,769 msg/sec
                   AtomicQueueB2, 7,s:   6,922,612 msg/sec
                   AtomicQueueB2, 7,i:   7,649,112 msg/sec
                   AtomicQueueB2, 8,s:   6,258,877 msg/sec
                   AtomicQueueB2, 8,i:   7,072,242 msg/sec
            OptimistAtomicQueue2, 1,s: 425,715,561 msg/sec
            OptimistAtomicQueue2, 1,i:  29,483,783 msg/sec
            OptimistAtomicQueue2, 2,s:  24,432,152 msg/sec
            OptimistAtomicQueue2, 2,i:  24,019,962 msg/sec
            OptimistAtomicQueue2, 3,s:  30,315,002 msg/sec
            OptimistAtomicQueue2, 3,i:  29,965,114 msg/sec
            OptimistAtomicQueue2, 4,s:  33,222,477 msg/sec
            OptimistAtomicQueue2, 4,i:  32,951,478 msg/sec
            OptimistAtomicQueue2, 5,s:  37,188,172 msg/sec
            OptimistAtomicQueue2, 5,i:  40,554,815 msg/sec
            OptimistAtomicQueue2, 6,s:  40,039,931 msg/sec
            OptimistAtomicQueue2, 6,i:  49,138,713 msg/sec
            OptimistAtomicQueue2, 7,s:  42,706,044 msg/sec
            OptimistAtomicQueue2, 7,i:  48,065,186 msg/sec
            OptimistAtomicQueue2, 8,s:  43,828,563 msg/sec
            OptimistAtomicQueue2, 8,i:  48,602,075 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,747,368 msg/sec
           OptimistAtomicQueueB2, 1,i:  62,525,231 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,782,516 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,139,205 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,639,319 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,061,599 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,227,813 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,029,309 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,436,135 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,988,889 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,627,157 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,268,847 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,769,136 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,289,530 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,082,056 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,038,884 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000130 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000290 sec/round-trip
                      std::mutex: 0.000000520 sec/round-trip
                 tbb::spin_mutex: 0.000000308 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000393 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000172 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[281] 110m:30s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,067,792 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,464,283 msg/sec
          boost::lockfree::queue, 1,s:   6,818,027 msg/sec
          boost::lockfree::queue, 1,i:   6,874,337 msg/sec
          boost::lockfree::queue, 2,s:   7,620,848 msg/sec
          boost::lockfree::queue, 2,i:   7,433,571 msg/sec
          boost::lockfree::queue, 3,s:   7,341,266 msg/sec
          boost::lockfree::queue, 3,i:   7,549,437 msg/sec
          boost::lockfree::queue, 4,s:   6,414,807 msg/sec
          boost::lockfree::queue, 4,i:   6,857,030 msg/sec
          boost::lockfree::queue, 5,s:   6,451,865 msg/sec
          boost::lockfree::queue, 5,i:   6,448,072 msg/sec
          boost::lockfree::queue, 6,s:   5,943,345 msg/sec
          boost::lockfree::queue, 6,i:   6,091,970 msg/sec
          boost::lockfree::queue, 7,s:   5,888,290 msg/sec
          boost::lockfree::queue, 7,i:   6,026,668 msg/sec
          boost::lockfree::queue, 8,s:   5,418,199 msg/sec
          boost::lockfree::queue, 8,i:   5,677,463 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  50,497,822 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  46,461,594 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,617,972 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,519,445 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,598,976 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,615,125 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,674,380 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,713,453 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  15,987,809 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,862,118 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  44,155,096 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  43,873,474 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,504,848 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,666,470 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,044,405 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,504,822 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,179,539 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,184,529 msg/sec
                pthread_spinlock, 1,s:  28,865,025 msg/sec
                pthread_spinlock, 1,i:  25,437,792 msg/sec
                pthread_spinlock, 2,s:  15,550,666 msg/sec
                pthread_spinlock, 2,i:  17,009,828 msg/sec
                pthread_spinlock, 3,s:   8,389,767 msg/sec
                pthread_spinlock, 3,i:  12,014,848 msg/sec
                pthread_spinlock, 4,s:   6,559,010 msg/sec
                pthread_spinlock, 4,i:   9,169,095 msg/sec
                pthread_spinlock, 5,s:   8,680,110 msg/sec
                pthread_spinlock, 5,i:   9,336,231 msg/sec
                pthread_spinlock, 6,s:   8,316,413 msg/sec
                pthread_spinlock, 6,i:   8,984,042 msg/sec
                pthread_spinlock, 7,s:   7,572,750 msg/sec
                pthread_spinlock, 7,i:   7,654,736 msg/sec
                pthread_spinlock, 8,s:   6,685,879 msg/sec
                pthread_spinlock, 8,i:   6,990,637 msg/sec
                      std::mutex, 1,s:   6,332,399 msg/sec
                      std::mutex, 1,i:   6,261,292 msg/sec
                      std::mutex, 2,s:   5,493,163 msg/sec
                      std::mutex, 2,i:   5,485,059 msg/sec
                      std::mutex, 3,s:   5,074,510 msg/sec
                      std::mutex, 3,i:   4,819,796 msg/sec
                      std::mutex, 4,s:   6,275,659 msg/sec
                      std::mutex, 4,i:   6,373,920 msg/sec
                      std::mutex, 5,s:   6,132,356 msg/sec
                      std::mutex, 5,i:   6,097,478 msg/sec
                      std::mutex, 6,s:   6,026,976 msg/sec
                      std::mutex, 6,i:   6,053,159 msg/sec
                      std::mutex, 7,s:   5,939,342 msg/sec
                      std::mutex, 7,i:   5,890,884 msg/sec
                      std::mutex, 8,s:   5,741,557 msg/sec
                      std::mutex, 8,i:   5,733,013 msg/sec
                 tbb::spin_mutex, 1,s:  37,979,145 msg/sec
                 tbb::spin_mutex, 1,i:  32,857,785 msg/sec
                 tbb::spin_mutex, 2,s:  21,132,075 msg/sec
                 tbb::spin_mutex, 2,i:  18,468,849 msg/sec
                 tbb::spin_mutex, 3,s:   8,312,146 msg/sec
                 tbb::spin_mutex, 3,i:  10,284,471 msg/sec
                 tbb::spin_mutex, 4,s:   3,062,694 msg/sec
                 tbb::spin_mutex, 4,i:   6,346,222 msg/sec
                 tbb::spin_mutex, 5,s:   5,483,285 msg/sec
                 tbb::spin_mutex, 5,i:   5,428,161 msg/sec
                 tbb::spin_mutex, 6,s:   5,321,971 msg/sec
                 tbb::spin_mutex, 6,i:   4,362,029 msg/sec
                 tbb::spin_mutex, 7,s:   4,864,250 msg/sec
                 tbb::spin_mutex, 7,i:   4,341,292 msg/sec
                 tbb::spin_mutex, 8,s:   4,245,068 msg/sec
                 tbb::spin_mutex, 8,i:   4,181,588 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,440,594 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,433,850 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,013,474 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,958,561 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,852,634 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,913,002 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,303,420 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,218,642 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,670,569 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,179,907 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,029,652 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,474,820 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,029,313 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,601,029 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,056,690 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,736,950 msg/sec
     xenium::michael_scott_queue, 1,s:   9,620,016 msg/sec
     xenium::michael_scott_queue, 1,i:   9,493,397 msg/sec
     xenium::michael_scott_queue, 2,s:   8,369,958 msg/sec
     xenium::michael_scott_queue, 2,i:   8,593,443 msg/sec
     xenium::michael_scott_queue, 3,s:   7,307,215 msg/sec
     xenium::michael_scott_queue, 3,i:   7,542,406 msg/sec
     xenium::michael_scott_queue, 4,s:   6,341,887 msg/sec
     xenium::michael_scott_queue, 4,i:   6,310,826 msg/sec
     xenium::michael_scott_queue, 5,s:   6,318,608 msg/sec
     xenium::michael_scott_queue, 5,i:   6,654,355 msg/sec
     xenium::michael_scott_queue, 6,s:   6,532,811 msg/sec
     xenium::michael_scott_queue, 6,i:   6,869,575 msg/sec
     xenium::michael_scott_queue, 7,s:   6,293,241 msg/sec
     xenium::michael_scott_queue, 7,i:   6,507,455 msg/sec
     xenium::michael_scott_queue, 8,s:   5,964,490 msg/sec
     xenium::michael_scott_queue, 8,i:   6,136,106 msg/sec
         xenium::ramalhete_queue, 1,s:  32,243,210 msg/sec
         xenium::ramalhete_queue, 1,i:  32,695,734 msg/sec
         xenium::ramalhete_queue, 2,s:  24,058,353 msg/sec
         xenium::ramalhete_queue, 2,i:  23,336,180 msg/sec
         xenium::ramalhete_queue, 3,s:  29,207,094 msg/sec
         xenium::ramalhete_queue, 3,i:  28,551,673 msg/sec
         xenium::ramalhete_queue, 4,s:  33,876,853 msg/sec
         xenium::ramalhete_queue, 4,i:  33,566,496 msg/sec
         xenium::ramalhete_queue, 5,s:  32,257,890 msg/sec
         xenium::ramalhete_queue, 5,i:  35,919,268 msg/sec
         xenium::ramalhete_queue, 6,s:  34,169,248 msg/sec
         xenium::ramalhete_queue, 6,i:  39,596,377 msg/sec
         xenium::ramalhete_queue, 7,s:  35,125,175 msg/sec
         xenium::ramalhete_queue, 7,i:  42,313,858 msg/sec
         xenium::ramalhete_queue, 8,s:  35,565,875 msg/sec
         xenium::ramalhete_queue, 8,i:  43,857,121 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,856,619 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 101,664,592 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,805,464 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,959,991 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,644,432 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,805,713 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,549,244 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,244,819 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,678,924 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,444,812 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,212,838 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,462,652 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,209,632 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,002,247 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,413,154 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,341,807 msg/sec
                     AtomicQueue, 1,s:  59,937,593 msg/sec
                     AtomicQueue, 1,i:  56,306,925 msg/sec
                     AtomicQueue, 2,s:  12,296,782 msg/sec
                     AtomicQueue, 2,i:  11,759,564 msg/sec
                     AtomicQueue, 3,s:  10,775,084 msg/sec
                     AtomicQueue, 3,i:   9,863,360 msg/sec
                     AtomicQueue, 4,s:   8,170,237 msg/sec
                     AtomicQueue, 4,i:   8,193,722 msg/sec
                     AtomicQueue, 5,s:   8,033,145 msg/sec
                     AtomicQueue, 5,i:   8,078,473 msg/sec
                     AtomicQueue, 6,s:   7,836,739 msg/sec
                     AtomicQueue, 6,i:   7,606,982 msg/sec
                     AtomicQueue, 7,s:   7,135,053 msg/sec
                     AtomicQueue, 7,i:   7,996,105 msg/sec
                     AtomicQueue, 8,s:   6,329,654 msg/sec
                     AtomicQueue, 8,i:   7,327,573 msg/sec
                    AtomicQueueB, 1,s:  44,075,667 msg/sec
                    AtomicQueueB, 1,i:  43,664,368 msg/sec
                    AtomicQueueB, 2,s:  11,825,953 msg/sec
                    AtomicQueueB, 2,i:  11,415,138 msg/sec
                    AtomicQueueB, 3,s:  11,046,769 msg/sec
                    AtomicQueueB, 3,i:  10,221,373 msg/sec
                    AtomicQueueB, 4,s:   8,035,619 msg/sec
                    AtomicQueueB, 4,i:   8,040,473 msg/sec
                    AtomicQueueB, 5,s:   7,643,458 msg/sec
                    AtomicQueueB, 5,i:   7,770,724 msg/sec
                    AtomicQueueB, 6,s:   7,352,170 msg/sec
                    AtomicQueueB, 6,i:   7,510,869 msg/sec
                    AtomicQueueB, 7,s:   6,972,461 msg/sec
                    AtomicQueueB, 7,i:   7,701,758 msg/sec
                    AtomicQueueB, 8,s:   6,200,097 msg/sec
                    AtomicQueueB, 8,i:   7,129,349 msg/sec
             OptimistAtomicQueue, 1,s: 730,025,587 msg/sec
             OptimistAtomicQueue, 1,i: 518,140,956 msg/sec
             OptimistAtomicQueue, 2,s:  32,643,108 msg/sec
             OptimistAtomicQueue, 2,i:  32,191,902 msg/sec
             OptimistAtomicQueue, 3,s:  36,641,275 msg/sec
             OptimistAtomicQueue, 3,i:  37,317,942 msg/sec
             OptimistAtomicQueue, 4,s:  39,270,421 msg/sec
             OptimistAtomicQueue, 4,i:  39,385,114 msg/sec
             OptimistAtomicQueue, 5,s:  41,646,190 msg/sec
             OptimistAtomicQueue, 5,i:  46,315,681 msg/sec
             OptimistAtomicQueue, 6,s:  42,480,898 msg/sec
             OptimistAtomicQueue, 6,i:  50,340,972 msg/sec
             OptimistAtomicQueue, 7,s:  45,310,042 msg/sec
             OptimistAtomicQueue, 7,i:  52,983,916 msg/sec
             OptimistAtomicQueue, 8,s:  46,483,185 msg/sec
             OptimistAtomicQueue, 8,i:  49,249,018 msg/sec
            OptimistAtomicQueueB, 1,s: 259,001,650 msg/sec
            OptimistAtomicQueueB, 1,i: 144,595,877 msg/sec
            OptimistAtomicQueueB, 2,s:  32,131,634 msg/sec
            OptimistAtomicQueueB, 2,i:  32,190,982 msg/sec
            OptimistAtomicQueueB, 3,s:  36,231,979 msg/sec
            OptimistAtomicQueueB, 3,i:  36,804,148 msg/sec
            OptimistAtomicQueueB, 4,s:  38,662,419 msg/sec
            OptimistAtomicQueueB, 4,i:  38,655,876 msg/sec
            OptimistAtomicQueueB, 5,s:  40,994,983 msg/sec
            OptimistAtomicQueueB, 5,i:  46,201,532 msg/sec
            OptimistAtomicQueueB, 6,s:  40,617,065 msg/sec
            OptimistAtomicQueueB, 6,i:  49,019,628 msg/sec
            OptimistAtomicQueueB, 7,s:  42,042,841 msg/sec
            OptimistAtomicQueueB, 7,i:  48,280,636 msg/sec
            OptimistAtomicQueueB, 8,s:  44,486,928 msg/sec
            OptimistAtomicQueueB, 8,i:  48,337,409 msg/sec
                    AtomicQueue2, 1,s:  22,897,074 msg/sec
                    AtomicQueue2, 1,i:  22,861,272 msg/sec
                    AtomicQueue2, 2,s:  11,746,549 msg/sec
                    AtomicQueue2, 2,i:  11,413,597 msg/sec
                    AtomicQueue2, 3,s:   9,431,412 msg/sec
                    AtomicQueue2, 3,i:   9,400,851 msg/sec
                    AtomicQueue2, 4,s:   8,015,499 msg/sec
                    AtomicQueue2, 4,i:   8,060,404 msg/sec
                    AtomicQueue2, 5,s:   7,909,726 msg/sec
                    AtomicQueue2, 5,i:   8,032,582 msg/sec
                    AtomicQueue2, 6,s:   7,648,663 msg/sec
                    AtomicQueue2, 6,i:   7,525,210 msg/sec
                    AtomicQueue2, 7,s:   7,102,594 msg/sec
                    AtomicQueue2, 7,i:   7,896,018 msg/sec
                    AtomicQueue2, 8,s:   6,385,543 msg/sec
                    AtomicQueue2, 8,i:   7,393,317 msg/sec
                   AtomicQueueB2, 1,s:  36,275,310 msg/sec
                   AtomicQueueB2, 1,i:  32,626,325 msg/sec
                   AtomicQueueB2, 2,s:  11,406,927 msg/sec
                   AtomicQueueB2, 2,i:  11,077,258 msg/sec
                   AtomicQueueB2, 3,s:   9,562,555 msg/sec
                   AtomicQueueB2, 3,i:   9,637,987 msg/sec
                   AtomicQueueB2, 4,s:   7,898,751 msg/sec
                   AtomicQueueB2, 4,i:   7,876,226 msg/sec
                   AtomicQueueB2, 5,s:   7,524,751 msg/sec
                   AtomicQueueB2, 5,i:   7,748,881 msg/sec
                   AtomicQueueB2, 6,s:   7,192,653 msg/sec
                   AtomicQueueB2, 6,i:   7,452,367 msg/sec
                   AtomicQueueB2, 7,s:   6,863,448 msg/sec
                   AtomicQueueB2, 7,i:   7,695,678 msg/sec
                   AtomicQueueB2, 8,s:   6,290,923 msg/sec
                   AtomicQueueB2, 8,i:   7,082,941 msg/sec
            OptimistAtomicQueue2, 1,s: 461,337,016 msg/sec
            OptimistAtomicQueue2, 1,i: 142,783,099 msg/sec
            OptimistAtomicQueue2, 2,s:  24,760,122 msg/sec
            OptimistAtomicQueue2, 2,i:  23,607,565 msg/sec
            OptimistAtomicQueue2, 3,s:  30,337,711 msg/sec
            OptimistAtomicQueue2, 3,i:  30,009,480 msg/sec
            OptimistAtomicQueue2, 4,s:  33,217,283 msg/sec
            OptimistAtomicQueue2, 4,i:  33,310,910 msg/sec
            OptimistAtomicQueue2, 5,s:  37,221,067 msg/sec
            OptimistAtomicQueue2, 5,i:  40,736,765 msg/sec
            OptimistAtomicQueue2, 6,s:  40,115,077 msg/sec
            OptimistAtomicQueue2, 6,i:  49,268,304 msg/sec
            OptimistAtomicQueue2, 7,s:  42,745,530 msg/sec
            OptimistAtomicQueue2, 7,i:  47,901,233 msg/sec
            OptimistAtomicQueue2, 8,s:  44,376,731 msg/sec
            OptimistAtomicQueue2, 8,i:  48,326,211 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,426,904 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,947,487 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,791,590 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,201,989 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,180,144 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,341,972 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,180,465 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,811,201 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,464,936 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,354,303 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,621,274 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,620,065 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,834,172 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,423,074 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,039,504 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,032,550 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000135 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000449 sec/round-trip
                 tbb::spin_mutex: 0.000000274 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000273 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000170 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[282] 109m:11s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,556,655 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,485,570 msg/sec
          boost::lockfree::queue, 1,s:   6,856,371 msg/sec
          boost::lockfree::queue, 1,i:   6,961,515 msg/sec
          boost::lockfree::queue, 2,s:   7,684,720 msg/sec
          boost::lockfree::queue, 2,i:   7,581,890 msg/sec
          boost::lockfree::queue, 3,s:   7,415,255 msg/sec
          boost::lockfree::queue, 3,i:   7,544,467 msg/sec
          boost::lockfree::queue, 4,s:   6,428,715 msg/sec
          boost::lockfree::queue, 4,i:   6,756,693 msg/sec
          boost::lockfree::queue, 5,s:   6,383,010 msg/sec
          boost::lockfree::queue, 5,i:   6,462,734 msg/sec
          boost::lockfree::queue, 6,s:   5,992,304 msg/sec
          boost::lockfree::queue, 6,i:   6,068,613 msg/sec
          boost::lockfree::queue, 7,s:   6,028,608 msg/sec
          boost::lockfree::queue, 7,i:   6,023,275 msg/sec
          boost::lockfree::queue, 8,s:   5,439,593 msg/sec
          boost::lockfree::queue, 8,i:   5,714,021 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 381,572,781 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  47,099,103 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,972,937 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,385,801 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,940,175 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,017,634 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,132,867 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,019,007 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,200,735 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,083,721 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,336,688 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,786,980 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,495,011 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,095,895 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,067,208 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,388,349 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,288,184 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,328,746 msg/sec
                pthread_spinlock, 1,s:  29,157,375 msg/sec
                pthread_spinlock, 1,i:  25,338,642 msg/sec
                pthread_spinlock, 2,s:  15,540,769 msg/sec
                pthread_spinlock, 2,i:  17,004,477 msg/sec
                pthread_spinlock, 3,s:   8,376,625 msg/sec
                pthread_spinlock, 3,i:  11,919,461 msg/sec
                pthread_spinlock, 4,s:   6,569,545 msg/sec
                pthread_spinlock, 4,i:   8,804,366 msg/sec
                pthread_spinlock, 5,s:   8,754,315 msg/sec
                pthread_spinlock, 5,i:   9,094,275 msg/sec
                pthread_spinlock, 6,s:   8,158,059 msg/sec
                pthread_spinlock, 6,i:   8,706,869 msg/sec
                pthread_spinlock, 7,s:   7,552,468 msg/sec
                pthread_spinlock, 7,i:   7,577,694 msg/sec
                pthread_spinlock, 8,s:   6,822,589 msg/sec
                pthread_spinlock, 8,i:   6,933,850 msg/sec
                      std::mutex, 1,s:   7,064,983 msg/sec
                      std::mutex, 1,i:   6,689,620 msg/sec
                      std::mutex, 2,s:   5,413,786 msg/sec
                      std::mutex, 2,i:   5,613,925 msg/sec
                      std::mutex, 3,s:   4,988,697 msg/sec
                      std::mutex, 3,i:   5,401,675 msg/sec
                      std::mutex, 4,s:   5,380,961 msg/sec
                      std::mutex, 4,i:   6,256,379 msg/sec
                      std::mutex, 5,s:   6,143,713 msg/sec
                      std::mutex, 5,i:   6,145,703 msg/sec
                      std::mutex, 6,s:   5,590,898 msg/sec
                      std::mutex, 6,i:   5,958,495 msg/sec
                      std::mutex, 7,s:   5,840,752 msg/sec
                      std::mutex, 7,i:   5,848,321 msg/sec
                      std::mutex, 8,s:   5,755,248 msg/sec
                      std::mutex, 8,i:   5,778,051 msg/sec
                 tbb::spin_mutex, 1,s:  37,805,966 msg/sec
                 tbb::spin_mutex, 1,i:  37,738,362 msg/sec
                 tbb::spin_mutex, 2,s:  21,187,409 msg/sec
                 tbb::spin_mutex, 2,i:  18,378,458 msg/sec
                 tbb::spin_mutex, 3,s:   7,984,546 msg/sec
                 tbb::spin_mutex, 3,i:  10,248,343 msg/sec
                 tbb::spin_mutex, 4,s:   3,258,803 msg/sec
                 tbb::spin_mutex, 4,i:   6,323,355 msg/sec
                 tbb::spin_mutex, 5,s:   5,366,243 msg/sec
                 tbb::spin_mutex, 5,i:   5,675,033 msg/sec
                 tbb::spin_mutex, 6,s:   5,163,010 msg/sec
                 tbb::spin_mutex, 6,i:   4,276,196 msg/sec
                 tbb::spin_mutex, 7,s:   4,492,667 msg/sec
                 tbb::spin_mutex, 7,i:   4,322,594 msg/sec
                 tbb::spin_mutex, 8,s:   3,853,253 msg/sec
                 tbb::spin_mutex, 8,i:   4,071,239 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,486,359 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,597,742 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,575,593 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,881,437 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,554,803 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,747,370 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,079,956 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,324,770 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,698,524 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,702,577 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,852,697 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,977,103 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,766,467 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,194,117 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,642,406 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,297,868 msg/sec
     xenium::michael_scott_queue, 1,s:   9,289,762 msg/sec
     xenium::michael_scott_queue, 1,i:   9,297,210 msg/sec
     xenium::michael_scott_queue, 2,s:   8,405,117 msg/sec
     xenium::michael_scott_queue, 2,i:   8,243,464 msg/sec
     xenium::michael_scott_queue, 3,s:   7,210,205 msg/sec
     xenium::michael_scott_queue, 3,i:   7,497,993 msg/sec
     xenium::michael_scott_queue, 4,s:   6,374,508 msg/sec
     xenium::michael_scott_queue, 4,i:   6,470,930 msg/sec
     xenium::michael_scott_queue, 5,s:   6,258,052 msg/sec
     xenium::michael_scott_queue, 5,i:   6,681,751 msg/sec
     xenium::michael_scott_queue, 6,s:   6,514,799 msg/sec
     xenium::michael_scott_queue, 6,i:   6,921,878 msg/sec
     xenium::michael_scott_queue, 7,s:   6,318,125 msg/sec
     xenium::michael_scott_queue, 7,i:   6,498,138 msg/sec
     xenium::michael_scott_queue, 8,s:   5,988,871 msg/sec
     xenium::michael_scott_queue, 8,i:   6,212,911 msg/sec
         xenium::ramalhete_queue, 1,s:  31,871,217 msg/sec
         xenium::ramalhete_queue, 1,i:  32,113,676 msg/sec
         xenium::ramalhete_queue, 2,s:  23,601,342 msg/sec
         xenium::ramalhete_queue, 2,i:  23,313,009 msg/sec
         xenium::ramalhete_queue, 3,s:  29,105,181 msg/sec
         xenium::ramalhete_queue, 3,i:  28,382,415 msg/sec
         xenium::ramalhete_queue, 4,s:  33,824,599 msg/sec
         xenium::ramalhete_queue, 4,i:  33,399,341 msg/sec
         xenium::ramalhete_queue, 5,s:  32,054,367 msg/sec
         xenium::ramalhete_queue, 5,i:  36,069,452 msg/sec
         xenium::ramalhete_queue, 6,s:  34,142,499 msg/sec
         xenium::ramalhete_queue, 6,i:  39,237,369 msg/sec
         xenium::ramalhete_queue, 7,s:  35,111,650 msg/sec
         xenium::ramalhete_queue, 7,i:  40,872,857 msg/sec
         xenium::ramalhete_queue, 8,s:  35,485,073 msg/sec
         xenium::ramalhete_queue, 8,i:  43,962,858 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,606,258 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,877,967 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,268,347 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,918,889 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,621,226 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,843,213 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,533,166 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,186,214 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,981,026 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,324,423 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,047,824 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,223,584 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,163,351 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,026,784 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,977 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,244,680 msg/sec
                     AtomicQueue, 1,s: 102,457,108 msg/sec
                     AtomicQueue, 1,i: 103,420,790 msg/sec
                     AtomicQueue, 2,s:  12,305,820 msg/sec
                     AtomicQueue, 2,i:  11,726,436 msg/sec
                     AtomicQueue, 3,s:  10,845,233 msg/sec
                     AtomicQueue, 3,i:   9,967,246 msg/sec
                     AtomicQueue, 4,s:   8,159,145 msg/sec
                     AtomicQueue, 4,i:   8,177,143 msg/sec
                     AtomicQueue, 5,s:   7,965,410 msg/sec
                     AtomicQueue, 5,i:   8,120,859 msg/sec
                     AtomicQueue, 6,s:   7,820,766 msg/sec
                     AtomicQueue, 6,i:   7,604,787 msg/sec
                     AtomicQueue, 7,s:   7,078,443 msg/sec
                     AtomicQueue, 7,i:   8,009,437 msg/sec
                     AtomicQueue, 8,s:   6,323,988 msg/sec
                     AtomicQueue, 8,i:   7,515,622 msg/sec
                    AtomicQueueB, 1,s:  64,358,850 msg/sec
                    AtomicQueueB, 1,i:  43,984,496 msg/sec
                    AtomicQueueB, 2,s:  11,811,521 msg/sec
                    AtomicQueueB, 2,i:  11,527,446 msg/sec
                    AtomicQueueB, 3,s:  11,010,495 msg/sec
                    AtomicQueueB, 3,i:  10,311,502 msg/sec
                    AtomicQueueB, 4,s:   7,996,684 msg/sec
                    AtomicQueueB, 4,i:   8,107,872 msg/sec
                    AtomicQueueB, 5,s:   7,676,390 msg/sec
                    AtomicQueueB, 5,i:   7,742,708 msg/sec
                    AtomicQueueB, 6,s:   7,403,351 msg/sec
                    AtomicQueueB, 6,i:   7,478,196 msg/sec
                    AtomicQueueB, 7,s:   6,870,903 msg/sec
                    AtomicQueueB, 7,i:   7,718,824 msg/sec
                    AtomicQueueB, 8,s:   6,250,571 msg/sec
                    AtomicQueueB, 8,i:   7,145,826 msg/sec
             OptimistAtomicQueue, 1,s: 690,544,307 msg/sec
             OptimistAtomicQueue, 1,i: 512,393,912 msg/sec
             OptimistAtomicQueue, 2,s:  31,903,921 msg/sec
             OptimistAtomicQueue, 2,i:  32,202,019 msg/sec
             OptimistAtomicQueue, 3,s:  36,651,232 msg/sec
             OptimistAtomicQueue, 3,i:  37,307,379 msg/sec
             OptimistAtomicQueue, 4,s:  39,296,385 msg/sec
             OptimistAtomicQueue, 4,i:  39,427,945 msg/sec
             OptimistAtomicQueue, 5,s:  42,363,222 msg/sec
             OptimistAtomicQueue, 5,i:  47,368,810 msg/sec
             OptimistAtomicQueue, 6,s:  42,535,277 msg/sec
             OptimistAtomicQueue, 6,i:  49,756,120 msg/sec
             OptimistAtomicQueue, 7,s:  45,059,085 msg/sec
             OptimistAtomicQueue, 7,i:  49,197,156 msg/sec
             OptimistAtomicQueue, 8,s:  46,525,384 msg/sec
             OptimistAtomicQueue, 8,i:  49,466,844 msg/sec
            OptimistAtomicQueueB, 1,s: 192,616,758 msg/sec
            OptimistAtomicQueueB, 1,i:  77,433,605 msg/sec
            OptimistAtomicQueueB, 2,s:  32,162,210 msg/sec
            OptimistAtomicQueueB, 2,i:  32,238,151 msg/sec
            OptimistAtomicQueueB, 3,s:  36,151,101 msg/sec
            OptimistAtomicQueueB, 3,i:  36,740,493 msg/sec
            OptimistAtomicQueueB, 4,s:  38,592,345 msg/sec
            OptimistAtomicQueueB, 4,i:  38,537,228 msg/sec
            OptimistAtomicQueueB, 5,s:  40,499,456 msg/sec
            OptimistAtomicQueueB, 5,i:  45,218,884 msg/sec
            OptimistAtomicQueueB, 6,s:  41,277,008 msg/sec
            OptimistAtomicQueueB, 6,i:  49,148,908 msg/sec
            OptimistAtomicQueueB, 7,s:  41,953,224 msg/sec
            OptimistAtomicQueueB, 7,i:  51,431,618 msg/sec
            OptimistAtomicQueueB, 8,s:  44,219,690 msg/sec
            OptimistAtomicQueueB, 8,i:  48,032,640 msg/sec
                    AtomicQueue2, 1,s:  23,448,642 msg/sec
                    AtomicQueue2, 1,i:  23,146,307 msg/sec
                    AtomicQueue2, 2,s:  12,024,528 msg/sec
                    AtomicQueue2, 2,i:  11,668,295 msg/sec
                    AtomicQueue2, 3,s:   9,325,121 msg/sec
                    AtomicQueue2, 3,i:   9,398,748 msg/sec
                    AtomicQueue2, 4,s:   7,995,882 msg/sec
                    AtomicQueue2, 4,i:   8,024,968 msg/sec
                    AtomicQueue2, 5,s:   7,950,855 msg/sec
                    AtomicQueue2, 5,i:   8,060,057 msg/sec
                    AtomicQueue2, 6,s:   7,726,491 msg/sec
                    AtomicQueue2, 6,i:   7,513,419 msg/sec
                    AtomicQueue2, 7,s:   7,107,205 msg/sec
                    AtomicQueue2, 7,i:   7,893,376 msg/sec
                    AtomicQueue2, 8,s:   6,396,222 msg/sec
                    AtomicQueue2, 8,i:   7,329,980 msg/sec
                   AtomicQueueB2, 1,s:  33,423,775 msg/sec
                   AtomicQueueB2, 1,i:  33,462,353 msg/sec
                   AtomicQueueB2, 2,s:  11,348,216 msg/sec
                   AtomicQueueB2, 2,i:  11,119,822 msg/sec
                   AtomicQueueB2, 3,s:   9,773,789 msg/sec
                   AtomicQueueB2, 3,i:   9,437,711 msg/sec
                   AtomicQueueB2, 4,s:   7,924,725 msg/sec
                   AtomicQueueB2, 4,i:   7,830,609 msg/sec
                   AtomicQueueB2, 5,s:   7,484,769 msg/sec
                   AtomicQueueB2, 5,i:   7,633,870 msg/sec
                   AtomicQueueB2, 6,s:   7,264,878 msg/sec
                   AtomicQueueB2, 6,i:   7,399,318 msg/sec
                   AtomicQueueB2, 7,s:   6,895,317 msg/sec
                   AtomicQueueB2, 7,i:   7,701,625 msg/sec
                   AtomicQueueB2, 8,s:   6,255,321 msg/sec
                   AtomicQueueB2, 8,i:   7,023,673 msg/sec
            OptimistAtomicQueue2, 1,s: 447,232,391 msg/sec
            OptimistAtomicQueue2, 1,i: 415,015,165 msg/sec
            OptimistAtomicQueue2, 2,s:  25,320,146 msg/sec
            OptimistAtomicQueue2, 2,i:  25,191,661 msg/sec
            OptimistAtomicQueue2, 3,s:  31,805,390 msg/sec
            OptimistAtomicQueue2, 3,i:  30,019,813 msg/sec
            OptimistAtomicQueue2, 4,s:  33,236,300 msg/sec
            OptimistAtomicQueue2, 4,i:  33,435,911 msg/sec
            OptimistAtomicQueue2, 5,s:  37,237,045 msg/sec
            OptimistAtomicQueue2, 5,i:  41,479,370 msg/sec
            OptimistAtomicQueue2, 6,s:  40,196,439 msg/sec
            OptimistAtomicQueue2, 6,i:  49,163,715 msg/sec
            OptimistAtomicQueue2, 7,s:  42,901,222 msg/sec
            OptimistAtomicQueue2, 7,i:  48,141,956 msg/sec
            OptimistAtomicQueue2, 8,s:  43,982,485 msg/sec
            OptimistAtomicQueue2, 8,i:  48,736,478 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,690,058 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,913,298 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,367,943 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,744,953 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,685,613 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,982,152 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,073,074 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,121,211 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,641,943 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,360,723 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,518,785 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,187,399 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,748,721 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,606,359 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,094,116 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,338,290 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000232 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[283] 107m:51s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,192,923 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,167,271 msg/sec
          boost::lockfree::queue, 1,s:   6,854,647 msg/sec
          boost::lockfree::queue, 1,i:   6,825,456 msg/sec
          boost::lockfree::queue, 2,s:   7,611,781 msg/sec
          boost::lockfree::queue, 2,i:   7,510,260 msg/sec
          boost::lockfree::queue, 3,s:   7,448,335 msg/sec
          boost::lockfree::queue, 3,i:   7,562,188 msg/sec
          boost::lockfree::queue, 4,s:   6,428,872 msg/sec
          boost::lockfree::queue, 4,i:   6,744,249 msg/sec
          boost::lockfree::queue, 5,s:   6,419,052 msg/sec
          boost::lockfree::queue, 5,i:   6,428,098 msg/sec
          boost::lockfree::queue, 6,s:   5,999,957 msg/sec
          boost::lockfree::queue, 6,i:   6,085,423 msg/sec
          boost::lockfree::queue, 7,s:   6,059,621 msg/sec
          boost::lockfree::queue, 7,i:   6,027,005 msg/sec
          boost::lockfree::queue, 8,s:   5,514,796 msg/sec
          boost::lockfree::queue, 8,i:   5,701,373 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 527,818,196 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 528,093,379 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,656,489 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,595,448 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,121,550 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,342,753 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,472,155 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,689,089 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,238,446 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,997,707 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,229,717 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,698,200 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,686,761 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,156,171 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,004,809 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,391,334 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,126,635 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,876,398 msg/sec
                pthread_spinlock, 1,s:  29,109,563 msg/sec
                pthread_spinlock, 1,i:  25,472,002 msg/sec
                pthread_spinlock, 2,s:  15,596,134 msg/sec
                pthread_spinlock, 2,i:  17,104,011 msg/sec
                pthread_spinlock, 3,s:   8,310,152 msg/sec
                pthread_spinlock, 3,i:  11,923,853 msg/sec
                pthread_spinlock, 4,s:   6,544,100 msg/sec
                pthread_spinlock, 4,i:   8,911,633 msg/sec
                pthread_spinlock, 5,s:   8,722,950 msg/sec
                pthread_spinlock, 5,i:   9,500,807 msg/sec
                pthread_spinlock, 6,s:   8,297,936 msg/sec
                pthread_spinlock, 6,i:   8,506,895 msg/sec
                pthread_spinlock, 7,s:   7,471,696 msg/sec
                pthread_spinlock, 7,i:   8,085,046 msg/sec
                pthread_spinlock, 8,s:   6,950,239 msg/sec
                pthread_spinlock, 8,i:   7,348,090 msg/sec
                      std::mutex, 1,s:   6,580,158 msg/sec
                      std::mutex, 1,i:   7,266,119 msg/sec
                      std::mutex, 2,s:   6,048,135 msg/sec
                      std::mutex, 2,i:   6,010,846 msg/sec
                      std::mutex, 3,s:   6,069,864 msg/sec
                      std::mutex, 3,i:   6,055,242 msg/sec
                      std::mutex, 4,s:   6,252,491 msg/sec
                      std::mutex, 4,i:   6,195,563 msg/sec
                      std::mutex, 5,s:   6,050,820 msg/sec
                      std::mutex, 5,i:   5,944,198 msg/sec
                      std::mutex, 6,s:   5,882,142 msg/sec
                      std::mutex, 6,i:   5,957,465 msg/sec
                      std::mutex, 7,s:   5,832,598 msg/sec
                      std::mutex, 7,i:   5,792,428 msg/sec
                      std::mutex, 8,s:   5,681,611 msg/sec
                      std::mutex, 8,i:   5,671,431 msg/sec
                 tbb::spin_mutex, 1,s:  37,639,309 msg/sec
                 tbb::spin_mutex, 1,i:  37,531,283 msg/sec
                 tbb::spin_mutex, 2,s:  20,997,548 msg/sec
                 tbb::spin_mutex, 2,i:  20,593,182 msg/sec
                 tbb::spin_mutex, 3,s:   8,307,401 msg/sec
                 tbb::spin_mutex, 3,i:  11,247,080 msg/sec
                 tbb::spin_mutex, 4,s:   3,024,378 msg/sec
                 tbb::spin_mutex, 4,i:   6,319,113 msg/sec
                 tbb::spin_mutex, 5,s:   5,391,375 msg/sec
                 tbb::spin_mutex, 5,i:   5,456,996 msg/sec
                 tbb::spin_mutex, 6,s:   5,299,863 msg/sec
                 tbb::spin_mutex, 6,i:   4,418,407 msg/sec
                 tbb::spin_mutex, 7,s:   4,498,434 msg/sec
                 tbb::spin_mutex, 7,i:   4,335,372 msg/sec
                 tbb::spin_mutex, 8,s:   4,237,675 msg/sec
                 tbb::spin_mutex, 8,i:   4,182,836 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,460,077 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,300,549 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,796,703 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,891,990 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,449,064 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,651,660 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,102,400 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,395,167 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,667,392 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,739,837 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,918,143 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,018,518 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,798,036 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,101,651 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,651,969 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,327,350 msg/sec
     xenium::michael_scott_queue, 1,s:  10,103,630 msg/sec
     xenium::michael_scott_queue, 1,i:  10,082,310 msg/sec
     xenium::michael_scott_queue, 2,s:   8,518,453 msg/sec
     xenium::michael_scott_queue, 2,i:   8,470,144 msg/sec
     xenium::michael_scott_queue, 3,s:   7,203,141 msg/sec
     xenium::michael_scott_queue, 3,i:   7,541,548 msg/sec
     xenium::michael_scott_queue, 4,s:   6,322,902 msg/sec
     xenium::michael_scott_queue, 4,i:   6,299,783 msg/sec
     xenium::michael_scott_queue, 5,s:   6,288,864 msg/sec
     xenium::michael_scott_queue, 5,i:   6,685,068 msg/sec
     xenium::michael_scott_queue, 6,s:   6,426,628 msg/sec
     xenium::michael_scott_queue, 6,i:   6,703,534 msg/sec
     xenium::michael_scott_queue, 7,s:   6,303,319 msg/sec
     xenium::michael_scott_queue, 7,i:   6,566,044 msg/sec
     xenium::michael_scott_queue, 8,s:   6,028,124 msg/sec
     xenium::michael_scott_queue, 8,i:   6,131,287 msg/sec
         xenium::ramalhete_queue, 1,s:  31,697,556 msg/sec
         xenium::ramalhete_queue, 1,i:  32,093,102 msg/sec
         xenium::ramalhete_queue, 2,s:  23,595,135 msg/sec
         xenium::ramalhete_queue, 2,i:  23,441,776 msg/sec
         xenium::ramalhete_queue, 3,s:  29,215,114 msg/sec
         xenium::ramalhete_queue, 3,i:  28,513,655 msg/sec
         xenium::ramalhete_queue, 4,s:  33,844,576 msg/sec
         xenium::ramalhete_queue, 4,i:  33,554,603 msg/sec
         xenium::ramalhete_queue, 5,s:  32,163,258 msg/sec
         xenium::ramalhete_queue, 5,i:  36,230,041 msg/sec
         xenium::ramalhete_queue, 6,s:  34,134,656 msg/sec
         xenium::ramalhete_queue, 6,i:  39,470,297 msg/sec
         xenium::ramalhete_queue, 7,s:  34,980,179 msg/sec
         xenium::ramalhete_queue, 7,i:  40,849,791 msg/sec
         xenium::ramalhete_queue, 8,s:  35,405,115 msg/sec
         xenium::ramalhete_queue, 8,i:  43,817,472 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,869,632 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,739,229 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,959,164 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,466,970 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,641,218 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,883,362 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,567,460 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,074,591 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,047,481 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,198,217 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,115,907 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,249,252 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,227,891 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,912,602 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,403,110 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,333,296 msg/sec
                     AtomicQueue, 1,s:  58,738,884 msg/sec
                     AtomicQueue, 1,i:  56,966,230 msg/sec
                     AtomicQueue, 2,s:  12,222,813 msg/sec
                     AtomicQueue, 2,i:  11,744,289 msg/sec
                     AtomicQueue, 3,s:  10,792,596 msg/sec
                     AtomicQueue, 3,i:   9,953,300 msg/sec
                     AtomicQueue, 4,s:   8,209,751 msg/sec
                     AtomicQueue, 4,i:   8,195,092 msg/sec
                     AtomicQueue, 5,s:   8,010,673 msg/sec
                     AtomicQueue, 5,i:   8,071,465 msg/sec
                     AtomicQueue, 6,s:   7,843,103 msg/sec
                     AtomicQueue, 6,i:   7,607,905 msg/sec
                     AtomicQueue, 7,s:   7,133,091 msg/sec
                     AtomicQueue, 7,i:   7,965,613 msg/sec
                     AtomicQueue, 8,s:   6,357,144 msg/sec
                     AtomicQueue, 8,i:   7,359,205 msg/sec
                    AtomicQueueB, 1,s:  43,931,134 msg/sec
                    AtomicQueueB, 1,i:  43,031,846 msg/sec
                    AtomicQueueB, 2,s:  11,857,550 msg/sec
                    AtomicQueueB, 2,i:  11,492,426 msg/sec
                    AtomicQueueB, 3,s:  10,985,787 msg/sec
                    AtomicQueueB, 3,i:  10,279,857 msg/sec
                    AtomicQueueB, 4,s:   8,029,590 msg/sec
                    AtomicQueueB, 4,i:   7,966,285 msg/sec
                    AtomicQueueB, 5,s:   7,554,128 msg/sec
                    AtomicQueueB, 5,i:   7,743,633 msg/sec
                    AtomicQueueB, 6,s:   7,388,834 msg/sec
                    AtomicQueueB, 6,i:   7,565,570 msg/sec
                    AtomicQueueB, 7,s:   6,880,704 msg/sec
                    AtomicQueueB, 7,i:   7,744,580 msg/sec
                    AtomicQueueB, 8,s:   6,222,155 msg/sec
                    AtomicQueueB, 8,i:   7,136,527 msg/sec
             OptimistAtomicQueue, 1,s: 721,988,167 msg/sec
             OptimistAtomicQueue, 1,i: 711,136,901 msg/sec
             OptimistAtomicQueue, 2,s:  32,629,107 msg/sec
             OptimistAtomicQueue, 2,i:  32,720,874 msg/sec
             OptimistAtomicQueue, 3,s:  36,667,179 msg/sec
             OptimistAtomicQueue, 3,i:  37,420,611 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,706 msg/sec
             OptimistAtomicQueue, 4,i:  39,427,723 msg/sec
             OptimistAtomicQueue, 5,s:  41,661,574 msg/sec
             OptimistAtomicQueue, 5,i:  46,384,161 msg/sec
             OptimistAtomicQueue, 6,s:  41,945,842 msg/sec
             OptimistAtomicQueue, 6,i:  50,505,006 msg/sec
             OptimistAtomicQueue, 7,s:  44,042,264 msg/sec
             OptimistAtomicQueue, 7,i:  52,010,504 msg/sec
             OptimistAtomicQueue, 8,s:  46,320,740 msg/sec
             OptimistAtomicQueue, 8,i:  49,456,558 msg/sec
            OptimistAtomicQueueB, 1,s: 623,643,283 msg/sec
            OptimistAtomicQueueB, 1,i: 176,412,929 msg/sec
            OptimistAtomicQueueB, 2,s:  32,211,507 msg/sec
            OptimistAtomicQueueB, 2,i:  32,436,142 msg/sec
            OptimistAtomicQueueB, 3,s:  36,250,605 msg/sec
            OptimistAtomicQueueB, 3,i:  37,003,821 msg/sec
            OptimistAtomicQueueB, 4,s:  38,694,682 msg/sec
            OptimistAtomicQueueB, 4,i:  38,655,917 msg/sec
            OptimistAtomicQueueB, 5,s:  40,869,965 msg/sec
            OptimistAtomicQueueB, 5,i:  45,827,884 msg/sec
            OptimistAtomicQueueB, 6,s:  40,672,701 msg/sec
            OptimistAtomicQueueB, 6,i:  49,148,963 msg/sec
            OptimistAtomicQueueB, 7,s:  42,456,874 msg/sec
            OptimistAtomicQueueB, 7,i:  50,870,835 msg/sec
            OptimistAtomicQueueB, 8,s:  44,367,446 msg/sec
            OptimistAtomicQueueB, 8,i:  48,421,623 msg/sec
                    AtomicQueue2, 1,s:  23,061,275 msg/sec
                    AtomicQueue2, 1,i:  23,069,579 msg/sec
                    AtomicQueue2, 2,s:  11,734,070 msg/sec
                    AtomicQueue2, 2,i:  11,420,410 msg/sec
                    AtomicQueue2, 3,s:   9,416,590 msg/sec
                    AtomicQueue2, 3,i:   9,526,431 msg/sec
                    AtomicQueue2, 4,s:   8,074,819 msg/sec
                    AtomicQueue2, 4,i:   8,087,992 msg/sec
                    AtomicQueue2, 5,s:   7,918,577 msg/sec
                    AtomicQueue2, 5,i:   8,028,399 msg/sec
                    AtomicQueue2, 6,s:   7,857,518 msg/sec
                    AtomicQueue2, 6,i:   7,525,531 msg/sec
                    AtomicQueue2, 7,s:   7,131,043 msg/sec
                    AtomicQueue2, 7,i:   7,876,576 msg/sec
                    AtomicQueue2, 8,s:   6,409,965 msg/sec
                    AtomicQueue2, 8,i:   7,326,464 msg/sec
                   AtomicQueueB2, 1,s:  36,358,679 msg/sec
                   AtomicQueueB2, 1,i:  33,694,752 msg/sec
                   AtomicQueueB2, 2,s:  11,364,807 msg/sec
                   AtomicQueueB2, 2,i:  11,083,849 msg/sec
                   AtomicQueueB2, 3,s:   9,743,971 msg/sec
                   AtomicQueueB2, 3,i:   9,499,668 msg/sec
                   AtomicQueueB2, 4,s:   7,919,137 msg/sec
                   AtomicQueueB2, 4,i:   7,922,667 msg/sec
                   AtomicQueueB2, 5,s:   7,496,250 msg/sec
                   AtomicQueueB2, 5,i:   7,683,460 msg/sec
                   AtomicQueueB2, 6,s:   7,262,022 msg/sec
                   AtomicQueueB2, 6,i:   7,397,333 msg/sec
                   AtomicQueueB2, 7,s:   6,907,588 msg/sec
                   AtomicQueueB2, 7,i:   7,740,209 msg/sec
                   AtomicQueueB2, 8,s:   6,203,998 msg/sec
                   AtomicQueueB2, 8,i:   7,096,412 msg/sec
            OptimistAtomicQueue2, 1,s: 480,132,939 msg/sec
            OptimistAtomicQueue2, 1,i:  29,414,605 msg/sec
            OptimistAtomicQueue2, 2,s:  25,235,700 msg/sec
            OptimistAtomicQueue2, 2,i:  24,021,945 msg/sec
            OptimistAtomicQueue2, 3,s:  30,308,447 msg/sec
            OptimistAtomicQueue2, 3,i:  29,880,110 msg/sec
            OptimistAtomicQueue2, 4,s:  33,508,800 msg/sec
            OptimistAtomicQueue2, 4,i:  33,388,870 msg/sec
            OptimistAtomicQueue2, 5,s:  37,279,221 msg/sec
            OptimistAtomicQueue2, 5,i:  40,904,132 msg/sec
            OptimistAtomicQueue2, 6,s:  40,146,902 msg/sec
            OptimistAtomicQueue2, 6,i:  49,321,813 msg/sec
            OptimistAtomicQueue2, 7,s:  43,217,880 msg/sec
            OptimistAtomicQueue2, 7,i:  48,165,245 msg/sec
            OptimistAtomicQueue2, 8,s:  44,015,541 msg/sec
            OptimistAtomicQueue2, 8,i:  48,665,679 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,355,727 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,922,765 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,815,412 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,985,881 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,204,889 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,938,483 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,379,341 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,275,389 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,436,534 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,400,430 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,437,779 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,144,687 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,343,507 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,272,235 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,285,843 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,129,781 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000129 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000455 sec/round-trip
                 tbb::spin_mutex: 0.000000287 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[284] 106m:33s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,725,473 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,879,295 msg/sec
          boost::lockfree::queue, 1,s:   6,819,850 msg/sec
          boost::lockfree::queue, 1,i:   6,871,845 msg/sec
          boost::lockfree::queue, 2,s:   7,554,914 msg/sec
          boost::lockfree::queue, 2,i:   7,467,694 msg/sec
          boost::lockfree::queue, 3,s:   7,419,121 msg/sec
          boost::lockfree::queue, 3,i:   7,548,716 msg/sec
          boost::lockfree::queue, 4,s:   6,425,046 msg/sec
          boost::lockfree::queue, 4,i:   6,757,672 msg/sec
          boost::lockfree::queue, 5,s:   6,399,399 msg/sec
          boost::lockfree::queue, 5,i:   6,428,828 msg/sec
          boost::lockfree::queue, 6,s:   5,957,388 msg/sec
          boost::lockfree::queue, 6,i:   6,223,887 msg/sec
          boost::lockfree::queue, 7,s:   5,979,467 msg/sec
          boost::lockfree::queue, 7,i:   6,016,355 msg/sec
          boost::lockfree::queue, 8,s:   5,473,077 msg/sec
          boost::lockfree::queue, 8,i:   5,609,798 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  56,874,439 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  51,624,327 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,024,493 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,395,753 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,190,614 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,200,715 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  40,351,884 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,845,895 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,556,553 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,881,095 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,414,642 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,155,948 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,199,628 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,113,308 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,964,164 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,598,975 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,377,509 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,359,197 msg/sec
                pthread_spinlock, 1,s:  29,359,106 msg/sec
                pthread_spinlock, 1,i:  25,326,885 msg/sec
                pthread_spinlock, 2,s:  15,578,285 msg/sec
                pthread_spinlock, 2,i:  17,115,723 msg/sec
                pthread_spinlock, 3,s:   8,472,139 msg/sec
                pthread_spinlock, 3,i:  12,010,013 msg/sec
                pthread_spinlock, 4,s:   6,482,369 msg/sec
                pthread_spinlock, 4,i:   8,938,876 msg/sec
                pthread_spinlock, 5,s:   8,801,550 msg/sec
                pthread_spinlock, 5,i:   9,210,661 msg/sec
                pthread_spinlock, 6,s:   8,450,127 msg/sec
                pthread_spinlock, 6,i:   8,254,795 msg/sec
                pthread_spinlock, 7,s:   7,535,519 msg/sec
                pthread_spinlock, 7,i:   7,661,947 msg/sec
                pthread_spinlock, 8,s:   6,802,736 msg/sec
                pthread_spinlock, 8,i:   6,947,184 msg/sec
                      std::mutex, 1,s:   6,680,706 msg/sec
                      std::mutex, 1,i:   5,866,330 msg/sec
                      std::mutex, 2,s:   4,879,807 msg/sec
                      std::mutex, 2,i:   5,544,382 msg/sec
                      std::mutex, 3,s:   5,933,753 msg/sec
                      std::mutex, 3,i:   5,478,547 msg/sec
                      std::mutex, 4,s:   6,013,638 msg/sec
                      std::mutex, 4,i:   5,936,010 msg/sec
                      std::mutex, 5,s:   5,705,042 msg/sec
                      std::mutex, 5,i:   6,084,835 msg/sec
                      std::mutex, 6,s:   5,877,260 msg/sec
                      std::mutex, 6,i:   5,876,282 msg/sec
                      std::mutex, 7,s:   5,796,919 msg/sec
                      std::mutex, 7,i:   5,746,780 msg/sec
                      std::mutex, 8,s:   5,627,836 msg/sec
                      std::mutex, 8,i:   5,599,182 msg/sec
                 tbb::spin_mutex, 1,s:  37,741,126 msg/sec
                 tbb::spin_mutex, 1,i:  37,441,444 msg/sec
                 tbb::spin_mutex, 2,s:  21,203,958 msg/sec
                 tbb::spin_mutex, 2,i:  19,083,645 msg/sec
                 tbb::spin_mutex, 3,s:   8,341,134 msg/sec
                 tbb::spin_mutex, 3,i:  10,215,035 msg/sec
                 tbb::spin_mutex, 4,s:   3,233,488 msg/sec
                 tbb::spin_mutex, 4,i:   6,250,067 msg/sec
                 tbb::spin_mutex, 5,s:   5,605,090 msg/sec
                 tbb::spin_mutex, 5,i:   5,374,286 msg/sec
                 tbb::spin_mutex, 6,s:   5,265,341 msg/sec
                 tbb::spin_mutex, 6,i:   4,399,846 msg/sec
                 tbb::spin_mutex, 7,s:   4,864,439 msg/sec
                 tbb::spin_mutex, 7,i:   4,364,327 msg/sec
                 tbb::spin_mutex, 8,s:   4,270,788 msg/sec
                 tbb::spin_mutex, 8,i:   4,110,066 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,310,794 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,373,963 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,914,896 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,140,399 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,409,847 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,605,008 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,949,178 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,290,761 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,480,488 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,626,926 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,840,626 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,760,960 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,892,409 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,143,606 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,911,793 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,481,526 msg/sec
     xenium::michael_scott_queue, 1,s:   9,069,655 msg/sec
     xenium::michael_scott_queue, 1,i:   9,275,151 msg/sec
     xenium::michael_scott_queue, 2,s:   8,267,501 msg/sec
     xenium::michael_scott_queue, 2,i:   8,230,532 msg/sec
     xenium::michael_scott_queue, 3,s:   7,265,051 msg/sec
     xenium::michael_scott_queue, 3,i:   7,536,607 msg/sec
     xenium::michael_scott_queue, 4,s:   6,240,257 msg/sec
     xenium::michael_scott_queue, 4,i:   6,383,317 msg/sec
     xenium::michael_scott_queue, 5,s:   6,303,392 msg/sec
     xenium::michael_scott_queue, 5,i:   6,650,072 msg/sec
     xenium::michael_scott_queue, 6,s:   6,517,606 msg/sec
     xenium::michael_scott_queue, 6,i:   6,735,630 msg/sec
     xenium::michael_scott_queue, 7,s:   6,287,099 msg/sec
     xenium::michael_scott_queue, 7,i:   6,486,635 msg/sec
     xenium::michael_scott_queue, 8,s:   5,946,931 msg/sec
     xenium::michael_scott_queue, 8,i:   6,105,247 msg/sec
         xenium::ramalhete_queue, 1,s:  30,727,235 msg/sec
         xenium::ramalhete_queue, 1,i:  30,861,251 msg/sec
         xenium::ramalhete_queue, 2,s:  23,372,373 msg/sec
         xenium::ramalhete_queue, 2,i:  23,199,688 msg/sec
         xenium::ramalhete_queue, 3,s:  28,825,532 msg/sec
         xenium::ramalhete_queue, 3,i:  28,121,330 msg/sec
         xenium::ramalhete_queue, 4,s:  33,669,698 msg/sec
         xenium::ramalhete_queue, 4,i:  33,408,585 msg/sec
         xenium::ramalhete_queue, 5,s:  32,034,263 msg/sec
         xenium::ramalhete_queue, 5,i:  35,967,451 msg/sec
         xenium::ramalhete_queue, 6,s:  34,121,017 msg/sec
         xenium::ramalhete_queue, 6,i:  39,431,155 msg/sec
         xenium::ramalhete_queue, 7,s:  35,063,691 msg/sec
         xenium::ramalhete_queue, 7,i:  41,144,657 msg/sec
         xenium::ramalhete_queue, 8,s:  35,522,414 msg/sec
         xenium::ramalhete_queue, 8,i:  43,507,626 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,961,134 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,211,805 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,837,862 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,021,896 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,671,690 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,728,580 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,585,445 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,326,867 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,850,099 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,336,116 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,008,081 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,256,028 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,185,750 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,147,484 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,384,697 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,525,744 msg/sec
                     AtomicQueue, 1,s:  98,155,371 msg/sec
                     AtomicQueue, 1,i:  56,479,011 msg/sec
                     AtomicQueue, 2,s:  12,279,047 msg/sec
                     AtomicQueue, 2,i:  11,733,496 msg/sec
                     AtomicQueue, 3,s:  10,732,041 msg/sec
                     AtomicQueue, 3,i:   9,924,777 msg/sec
                     AtomicQueue, 4,s:   8,197,574 msg/sec
                     AtomicQueue, 4,i:   8,173,811 msg/sec
                     AtomicQueue, 5,s:   8,018,853 msg/sec
                     AtomicQueue, 5,i:   8,089,283 msg/sec
                     AtomicQueue, 6,s:   7,745,165 msg/sec
                     AtomicQueue, 6,i:   7,606,998 msg/sec
                     AtomicQueue, 7,s:   7,158,257 msg/sec
                     AtomicQueue, 7,i:   7,983,789 msg/sec
                     AtomicQueue, 8,s:   6,337,885 msg/sec
                     AtomicQueue, 8,i:   7,398,381 msg/sec
                    AtomicQueueB, 1,s:  47,375,981 msg/sec
                    AtomicQueueB, 1,i:  43,053,100 msg/sec
                    AtomicQueueB, 2,s:  12,003,180 msg/sec
                    AtomicQueueB, 2,i:  11,498,178 msg/sec
                    AtomicQueueB, 3,s:  11,025,093 msg/sec
                    AtomicQueueB, 3,i:  10,158,994 msg/sec
                    AtomicQueueB, 4,s:   8,117,687 msg/sec
                    AtomicQueueB, 4,i:   8,056,021 msg/sec
                    AtomicQueueB, 5,s:   7,620,450 msg/sec
                    AtomicQueueB, 5,i:   7,880,426 msg/sec
                    AtomicQueueB, 6,s:   7,267,968 msg/sec
                    AtomicQueueB, 6,i:   7,593,533 msg/sec
                    AtomicQueueB, 7,s:   6,837,733 msg/sec
                    AtomicQueueB, 7,i:   7,730,307 msg/sec
                    AtomicQueueB, 8,s:   6,286,346 msg/sec
                    AtomicQueueB, 8,i:   7,196,123 msg/sec
             OptimistAtomicQueue, 1,s: 742,774,153 msg/sec
             OptimistAtomicQueue, 1,i: 646,240,511 msg/sec
             OptimistAtomicQueue, 2,s:  32,659,493 msg/sec
             OptimistAtomicQueue, 2,i:  32,699,192 msg/sec
             OptimistAtomicQueue, 3,s:  36,655,903 msg/sec
             OptimistAtomicQueue, 3,i:  37,400,819 msg/sec
             OptimistAtomicQueue, 4,s:  39,296,868 msg/sec
             OptimistAtomicQueue, 4,i:  39,400,088 msg/sec
             OptimistAtomicQueue, 5,s:  42,780,766 msg/sec
             OptimistAtomicQueue, 5,i:  47,338,949 msg/sec
             OptimistAtomicQueue, 6,s:  42,235,842 msg/sec
             OptimistAtomicQueue, 6,i:  50,341,285 msg/sec
             OptimistAtomicQueue, 7,s:  45,119,531 msg/sec
             OptimistAtomicQueue, 7,i:  52,049,013 msg/sec
             OptimistAtomicQueue, 8,s:  46,453,785 msg/sec
             OptimistAtomicQueue, 8,i:  49,168,430 msg/sec
            OptimistAtomicQueueB, 1,s: 197,023,167 msg/sec
            OptimistAtomicQueueB, 1,i: 130,008,365 msg/sec
            OptimistAtomicQueueB, 2,s:  32,198,643 msg/sec
            OptimistAtomicQueueB, 2,i:  32,251,950 msg/sec
            OptimistAtomicQueueB, 3,s:  36,276,208 msg/sec
            OptimistAtomicQueueB, 3,i:  36,970,186 msg/sec
            OptimistAtomicQueueB, 4,s:  38,584,452 msg/sec
            OptimistAtomicQueueB, 4,i:  38,712,623 msg/sec
            OptimistAtomicQueueB, 5,s:  41,119,755 msg/sec
            OptimistAtomicQueueB, 5,i:  45,283,485 msg/sec
            OptimistAtomicQueueB, 6,s:  41,345,845 msg/sec
            OptimistAtomicQueueB, 6,i:  49,245,897 msg/sec
            OptimistAtomicQueueB, 7,s:  42,358,788 msg/sec
            OptimistAtomicQueueB, 7,i:  51,600,869 msg/sec
            OptimistAtomicQueueB, 8,s:  44,318,970 msg/sec
            OptimistAtomicQueueB, 8,i:  47,705,281 msg/sec
                    AtomicQueue2, 1,s:  22,906,144 msg/sec
                    AtomicQueue2, 1,i:  22,836,356 msg/sec
                    AtomicQueue2, 2,s:  11,806,563 msg/sec
                    AtomicQueue2, 2,i:  11,651,718 msg/sec
                    AtomicQueue2, 3,s:   9,726,182 msg/sec
                    AtomicQueue2, 3,i:   9,436,516 msg/sec
                    AtomicQueue2, 4,s:   8,056,848 msg/sec
                    AtomicQueue2, 4,i:   8,054,736 msg/sec
                    AtomicQueue2, 5,s:   7,931,914 msg/sec
                    AtomicQueue2, 5,i:   8,069,934 msg/sec
                    AtomicQueue2, 6,s:   7,813,203 msg/sec
                    AtomicQueue2, 6,i:   7,548,249 msg/sec
                    AtomicQueue2, 7,s:   7,133,235 msg/sec
                    AtomicQueue2, 7,i:   7,873,924 msg/sec
                    AtomicQueue2, 8,s:   6,387,073 msg/sec
                    AtomicQueue2, 8,i:   7,271,701 msg/sec
                   AtomicQueueB2, 1,s:  36,207,644 msg/sec
                   AtomicQueueB2, 1,i:  32,622,810 msg/sec
                   AtomicQueueB2, 2,s:  11,424,841 msg/sec
                   AtomicQueueB2, 2,i:  11,111,004 msg/sec
                   AtomicQueueB2, 3,s:   9,596,681 msg/sec
                   AtomicQueueB2, 3,i:   9,416,735 msg/sec
                   AtomicQueueB2, 4,s:   7,928,321 msg/sec
                   AtomicQueueB2, 4,i:   7,789,645 msg/sec
                   AtomicQueueB2, 5,s:   7,507,843 msg/sec
                   AtomicQueueB2, 5,i:   7,607,824 msg/sec
                   AtomicQueueB2, 6,s:   7,346,635 msg/sec
                   AtomicQueueB2, 6,i:   7,455,924 msg/sec
                   AtomicQueueB2, 7,s:   6,884,011 msg/sec
                   AtomicQueueB2, 7,i:   7,714,371 msg/sec
                   AtomicQueueB2, 8,s:   6,286,754 msg/sec
                   AtomicQueueB2, 8,i:   7,101,300 msg/sec
            OptimistAtomicQueue2, 1,s:  31,667,497 msg/sec
            OptimistAtomicQueue2, 1,i:  29,539,048 msg/sec
            OptimistAtomicQueue2, 2,s:  24,257,890 msg/sec
            OptimistAtomicQueue2, 2,i:  24,078,710 msg/sec
            OptimistAtomicQueue2, 3,s:  30,320,687 msg/sec
            OptimistAtomicQueue2, 3,i:  30,063,601 msg/sec
            OptimistAtomicQueue2, 4,s:  33,172,864 msg/sec
            OptimistAtomicQueue2, 4,i:  33,356,612 msg/sec
            OptimistAtomicQueue2, 5,s:  37,116,656 msg/sec
            OptimistAtomicQueue2, 5,i:  40,954,356 msg/sec
            OptimistAtomicQueue2, 6,s:  40,121,786 msg/sec
            OptimistAtomicQueue2, 6,i:  48,895,601 msg/sec
            OptimistAtomicQueue2, 7,s:  42,712,246 msg/sec
            OptimistAtomicQueue2, 7,i:  51,070,541 msg/sec
            OptimistAtomicQueue2, 8,s:  44,155,984 msg/sec
            OptimistAtomicQueue2, 8,i:  48,793,706 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,904,908 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,865,619 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,940,175 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,154,660 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,768,487 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,966,309 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,939,615 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,931,999 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,708,370 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,453,854 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,477,667 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,288,471 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,129,538 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,454,332 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,587,581 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,143,086 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000328 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000145 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000272 sec/round-trip
                      std::mutex: 0.000000516 sec/round-trip
                 tbb::spin_mutex: 0.000000307 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[285] 105m:13s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,750,927 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,836,766 msg/sec
          boost::lockfree::queue, 1,s:   7,854,382 msg/sec
          boost::lockfree::queue, 1,i:   7,890,569 msg/sec
          boost::lockfree::queue, 2,s:   7,710,074 msg/sec
          boost::lockfree::queue, 2,i:   7,497,968 msg/sec
          boost::lockfree::queue, 3,s:   7,309,143 msg/sec
          boost::lockfree::queue, 3,i:   7,554,928 msg/sec
          boost::lockfree::queue, 4,s:   6,427,478 msg/sec
          boost::lockfree::queue, 4,i:   6,766,106 msg/sec
          boost::lockfree::queue, 5,s:   6,421,142 msg/sec
          boost::lockfree::queue, 5,i:   6,529,355 msg/sec
          boost::lockfree::queue, 6,s:   5,998,386 msg/sec
          boost::lockfree::queue, 6,i:   6,116,370 msg/sec
          boost::lockfree::queue, 7,s:   5,986,291 msg/sec
          boost::lockfree::queue, 7,i:   5,932,364 msg/sec
          boost::lockfree::queue, 8,s:   5,471,011 msg/sec
          boost::lockfree::queue, 8,i:   5,569,318 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 495,998,162 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 476,488,394 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,019,578 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,683,433 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,790,033 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,512,842 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,805,649 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,898,942 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,552,086 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,302,093 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,325,067 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,487,763 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,818,415 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,125,487 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,399,563 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,971,405 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,230,025 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,444,295 msg/sec
                pthread_spinlock, 1,s:  28,968,415 msg/sec
                pthread_spinlock, 1,i:  25,274,107 msg/sec
                pthread_spinlock, 2,s:  15,527,150 msg/sec
                pthread_spinlock, 2,i:  16,897,368 msg/sec
                pthread_spinlock, 3,s:   8,255,195 msg/sec
                pthread_spinlock, 3,i:  12,041,700 msg/sec
                pthread_spinlock, 4,s:   6,527,190 msg/sec
                pthread_spinlock, 4,i:   8,969,405 msg/sec
                pthread_spinlock, 5,s:   8,596,420 msg/sec
                pthread_spinlock, 5,i:   8,818,971 msg/sec
                pthread_spinlock, 6,s:   8,192,344 msg/sec
                pthread_spinlock, 6,i:   8,414,567 msg/sec
                pthread_spinlock, 7,s:   7,495,664 msg/sec
                pthread_spinlock, 7,i:   8,072,434 msg/sec
                pthread_spinlock, 8,s:   6,809,487 msg/sec
                pthread_spinlock, 8,i:   6,982,102 msg/sec
                      std::mutex, 1,s:   5,839,404 msg/sec
                      std::mutex, 1,i:   6,738,939 msg/sec
                      std::mutex, 2,s:   5,526,000 msg/sec
                      std::mutex, 2,i:   5,590,260 msg/sec
                      std::mutex, 3,s:   5,492,402 msg/sec
                      std::mutex, 3,i:   6,127,170 msg/sec
                      std::mutex, 4,s:   6,187,325 msg/sec
                      std::mutex, 4,i:   6,219,843 msg/sec
                      std::mutex, 5,s:   6,129,725 msg/sec
                      std::mutex, 5,i:   6,031,484 msg/sec
                      std::mutex, 6,s:   6,061,487 msg/sec
                      std::mutex, 6,i:   5,881,326 msg/sec
                      std::mutex, 7,s:   5,866,315 msg/sec
                      std::mutex, 7,i:   5,898,537 msg/sec
                      std::mutex, 8,s:   5,756,850 msg/sec
                      std::mutex, 8,i:   5,717,359 msg/sec
                 tbb::spin_mutex, 1,s:  38,018,173 msg/sec
                 tbb::spin_mutex, 1,i:  37,646,712 msg/sec
                 tbb::spin_mutex, 2,s:  20,852,196 msg/sec
                 tbb::spin_mutex, 2,i:  21,489,500 msg/sec
                 tbb::spin_mutex, 3,s:   8,272,842 msg/sec
                 tbb::spin_mutex, 3,i:  11,074,310 msg/sec
                 tbb::spin_mutex, 4,s:   3,262,850 msg/sec
                 tbb::spin_mutex, 4,i:   6,350,781 msg/sec
                 tbb::spin_mutex, 5,s:   5,397,846 msg/sec
                 tbb::spin_mutex, 5,i:   5,854,817 msg/sec
                 tbb::spin_mutex, 6,s:   5,363,965 msg/sec
                 tbb::spin_mutex, 6,i:   4,348,177 msg/sec
                 tbb::spin_mutex, 7,s:   4,664,329 msg/sec
                 tbb::spin_mutex, 7,i:   4,342,597 msg/sec
                 tbb::spin_mutex, 8,s:   4,224,129 msg/sec
                 tbb::spin_mutex, 8,i:   4,089,090 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,434,116 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,115,028 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,046,184 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,111,924 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,609,193 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,782,415 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,349,899 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,204,475 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,806,224 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,728,268 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,752,262 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,955,197 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,848,592 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,939,083 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,878,765 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,111,478 msg/sec
     xenium::michael_scott_queue, 1,s:   9,446,958 msg/sec
     xenium::michael_scott_queue, 1,i:   9,391,593 msg/sec
     xenium::michael_scott_queue, 2,s:   8,494,821 msg/sec
     xenium::michael_scott_queue, 2,i:   8,502,114 msg/sec
     xenium::michael_scott_queue, 3,s:   7,276,092 msg/sec
     xenium::michael_scott_queue, 3,i:   7,558,158 msg/sec
     xenium::michael_scott_queue, 4,s:   6,331,939 msg/sec
     xenium::michael_scott_queue, 4,i:   6,317,821 msg/sec
     xenium::michael_scott_queue, 5,s:   6,319,228 msg/sec
     xenium::michael_scott_queue, 5,i:   6,695,291 msg/sec
     xenium::michael_scott_queue, 6,s:   6,498,996 msg/sec
     xenium::michael_scott_queue, 6,i:   6,724,992 msg/sec
     xenium::michael_scott_queue, 7,s:   6,296,532 msg/sec
     xenium::michael_scott_queue, 7,i:   6,633,395 msg/sec
     xenium::michael_scott_queue, 8,s:   6,041,588 msg/sec
     xenium::michael_scott_queue, 8,i:   6,068,284 msg/sec
         xenium::ramalhete_queue, 1,s:  32,267,015 msg/sec
         xenium::ramalhete_queue, 1,i:  32,138,898 msg/sec
         xenium::ramalhete_queue, 2,s:  23,730,003 msg/sec
         xenium::ramalhete_queue, 2,i:  23,691,375 msg/sec
         xenium::ramalhete_queue, 3,s:  29,324,305 msg/sec
         xenium::ramalhete_queue, 3,i:  28,395,089 msg/sec
         xenium::ramalhete_queue, 4,s:  33,804,956 msg/sec
         xenium::ramalhete_queue, 4,i:  33,545,328 msg/sec
         xenium::ramalhete_queue, 5,s:  32,119,451 msg/sec
         xenium::ramalhete_queue, 5,i:  36,131,841 msg/sec
         xenium::ramalhete_queue, 6,s:  33,934,655 msg/sec
         xenium::ramalhete_queue, 6,i:  38,838,214 msg/sec
         xenium::ramalhete_queue, 7,s:  35,027,766 msg/sec
         xenium::ramalhete_queue, 7,i:  41,049,582 msg/sec
         xenium::ramalhete_queue, 8,s:  35,574,806 msg/sec
         xenium::ramalhete_queue, 8,i:  44,116,214 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,624,577 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,749,276 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,129,352 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,567,528 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,700,722 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,704,940 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,642,455 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,906,319 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,543,968 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,327,006 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,008,503 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,302,284 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,157,808 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,115,252 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,377,702 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,312,830 msg/sec
                     AtomicQueue, 1,s:  60,280,477 msg/sec
                     AtomicQueue, 1,i:  56,855,016 msg/sec
                     AtomicQueue, 2,s:  12,371,208 msg/sec
                     AtomicQueue, 2,i:  11,732,731 msg/sec
                     AtomicQueue, 3,s:  10,793,105 msg/sec
                     AtomicQueue, 3,i:   9,997,634 msg/sec
                     AtomicQueue, 4,s:   8,207,947 msg/sec
                     AtomicQueue, 4,i:   8,197,353 msg/sec
                     AtomicQueue, 5,s:   8,055,576 msg/sec
                     AtomicQueue, 5,i:   8,077,304 msg/sec
                     AtomicQueue, 6,s:   7,743,378 msg/sec
                     AtomicQueue, 6,i:   7,619,957 msg/sec
                     AtomicQueue, 7,s:   7,073,610 msg/sec
                     AtomicQueue, 7,i:   7,980,103 msg/sec
                     AtomicQueue, 8,s:   6,355,422 msg/sec
                     AtomicQueue, 8,i:   7,462,135 msg/sec
                    AtomicQueueB, 1,s:  43,946,948 msg/sec
                    AtomicQueueB, 1,i:  44,951,930 msg/sec
                    AtomicQueueB, 2,s:  11,812,570 msg/sec
                    AtomicQueueB, 2,i:  11,484,678 msg/sec
                    AtomicQueueB, 3,s:  10,972,201 msg/sec
                    AtomicQueueB, 3,i:  10,190,710 msg/sec
                    AtomicQueueB, 4,s:   8,088,760 msg/sec
                    AtomicQueueB, 4,i:   7,984,643 msg/sec
                    AtomicQueueB, 5,s:   7,685,461 msg/sec
                    AtomicQueueB, 5,i:   7,790,871 msg/sec
                    AtomicQueueB, 6,s:   7,339,132 msg/sec
                    AtomicQueueB, 6,i:   7,589,758 msg/sec
                    AtomicQueueB, 7,s:   6,886,865 msg/sec
                    AtomicQueueB, 7,i:   7,722,431 msg/sec
                    AtomicQueueB, 8,s:   6,226,640 msg/sec
                    AtomicQueueB, 8,i:   7,011,059 msg/sec
             OptimistAtomicQueue, 1,s: 615,204,502 msg/sec
             OptimistAtomicQueue, 1,i: 521,952,472 msg/sec
             OptimistAtomicQueue, 2,s:  32,564,035 msg/sec
             OptimistAtomicQueue, 2,i:  32,600,143 msg/sec
             OptimistAtomicQueue, 3,s:  36,689,578 msg/sec
             OptimistAtomicQueue, 3,i:  37,406,838 msg/sec
             OptimistAtomicQueue, 4,s:  39,265,378 msg/sec
             OptimistAtomicQueue, 4,i:  39,366,360 msg/sec
             OptimistAtomicQueue, 5,s:  42,452,933 msg/sec
             OptimistAtomicQueue, 5,i:  46,286,539 msg/sec
             OptimistAtomicQueue, 6,s:  42,579,967 msg/sec
             OptimistAtomicQueue, 6,i:  49,750,322 msg/sec
             OptimistAtomicQueue, 7,s:  45,106,298 msg/sec
             OptimistAtomicQueue, 7,i:  49,114,194 msg/sec
             OptimistAtomicQueue, 8,s:  46,406,177 msg/sec
             OptimistAtomicQueue, 8,i:  48,792,155 msg/sec
            OptimistAtomicQueueB, 1,s:  82,800,568 msg/sec
            OptimistAtomicQueueB, 1,i:  76,528,618 msg/sec
            OptimistAtomicQueueB, 2,s:  32,184,663 msg/sec
            OptimistAtomicQueueB, 2,i:  32,127,513 msg/sec
            OptimistAtomicQueueB, 3,s:  36,311,581 msg/sec
            OptimistAtomicQueueB, 3,i:  36,964,431 msg/sec
            OptimistAtomicQueueB, 4,s:  38,735,374 msg/sec
            OptimistAtomicQueueB, 4,i:  38,674,836 msg/sec
            OptimistAtomicQueueB, 5,s:  40,965,533 msg/sec
            OptimistAtomicQueueB, 5,i:  45,460,551 msg/sec
            OptimistAtomicQueueB, 6,s:  41,376,697 msg/sec
            OptimistAtomicQueueB, 6,i:  49,172,144 msg/sec
            OptimistAtomicQueueB, 7,s:  41,780,449 msg/sec
            OptimistAtomicQueueB, 7,i:  47,803,651 msg/sec
            OptimistAtomicQueueB, 8,s:  44,348,933 msg/sec
            OptimistAtomicQueueB, 8,i:  47,933,462 msg/sec
                    AtomicQueue2, 1,s:  22,876,179 msg/sec
                    AtomicQueue2, 1,i:  22,883,932 msg/sec
                    AtomicQueue2, 2,s:  11,798,605 msg/sec
                    AtomicQueue2, 2,i:  11,515,369 msg/sec
                    AtomicQueue2, 3,s:   9,819,173 msg/sec
                    AtomicQueue2, 3,i:   9,370,894 msg/sec
                    AtomicQueue2, 4,s:   8,031,611 msg/sec
                    AtomicQueue2, 4,i:   8,083,831 msg/sec
                    AtomicQueue2, 5,s:   7,939,222 msg/sec
                    AtomicQueue2, 5,i:   8,055,311 msg/sec
                    AtomicQueue2, 6,s:   7,785,220 msg/sec
                    AtomicQueue2, 6,i:   7,542,942 msg/sec
                    AtomicQueue2, 7,s:   7,083,343 msg/sec
                    AtomicQueue2, 7,i:   7,874,934 msg/sec
                    AtomicQueue2, 8,s:   6,390,252 msg/sec
                    AtomicQueue2, 8,i:   7,412,553 msg/sec
                   AtomicQueueB2, 1,s:  36,069,424 msg/sec
                   AtomicQueueB2, 1,i:  32,618,303 msg/sec
                   AtomicQueueB2, 2,s:  11,332,949 msg/sec
                   AtomicQueueB2, 2,i:  11,134,240 msg/sec
                   AtomicQueueB2, 3,s:   9,643,124 msg/sec
                   AtomicQueueB2, 3,i:   9,471,273 msg/sec
                   AtomicQueueB2, 4,s:   7,947,788 msg/sec
                   AtomicQueueB2, 4,i:   7,882,458 msg/sec
                   AtomicQueueB2, 5,s:   7,538,455 msg/sec
                   AtomicQueueB2, 5,i:   7,709,297 msg/sec
                   AtomicQueueB2, 6,s:   7,222,475 msg/sec
                   AtomicQueueB2, 6,i:   7,400,947 msg/sec
                   AtomicQueueB2, 7,s:   6,905,070 msg/sec
                   AtomicQueueB2, 7,i:   7,705,061 msg/sec
                   AtomicQueueB2, 8,s:   6,267,350 msg/sec
                   AtomicQueueB2, 8,i:   7,016,153 msg/sec
            OptimistAtomicQueue2, 1,s: 478,562,207 msg/sec
            OptimistAtomicQueue2, 1,i:  33,065,172 msg/sec
            OptimistAtomicQueue2, 2,s:  24,260,030 msg/sec
            OptimistAtomicQueue2, 2,i:  24,025,359 msg/sec
            OptimistAtomicQueue2, 3,s:  30,310,830 msg/sec
            OptimistAtomicQueue2, 3,i:  30,254,251 msg/sec
            OptimistAtomicQueue2, 4,s:  34,330,291 msg/sec
            OptimistAtomicQueue2, 4,i:  33,101,260 msg/sec
            OptimistAtomicQueue2, 5,s:  37,256,332 msg/sec
            OptimistAtomicQueue2, 5,i:  40,072,672 msg/sec
            OptimistAtomicQueue2, 6,s:  40,136,616 msg/sec
            OptimistAtomicQueue2, 6,i:  48,681,104 msg/sec
            OptimistAtomicQueue2, 7,s:  42,718,576 msg/sec
            OptimistAtomicQueue2, 7,i:  48,008,698 msg/sec
            OptimistAtomicQueue2, 8,s:  44,267,969 msg/sec
            OptimistAtomicQueue2, 8,i:  48,676,927 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,897,508 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,881,542 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,788,752 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,191,321 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,815,598 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,549,098 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,067,322 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,335,060 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,204,197 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,064,854 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,296,103 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,267,399 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,290,538 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,414,985 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,261,205 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,812,465 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000523 sec/round-trip
                 tbb::spin_mutex: 0.000000307 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000393 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000172 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000173 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[286] 103m:54s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,632,526 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,496,486 msg/sec
          boost::lockfree::queue, 1,s:   6,839,268 msg/sec
          boost::lockfree::queue, 1,i:   6,897,158 msg/sec
          boost::lockfree::queue, 2,s:   7,665,424 msg/sec
          boost::lockfree::queue, 2,i:   7,478,496 msg/sec
          boost::lockfree::queue, 3,s:   7,335,748 msg/sec
          boost::lockfree::queue, 3,i:   7,594,132 msg/sec
          boost::lockfree::queue, 4,s:   6,423,545 msg/sec
          boost::lockfree::queue, 4,i:   6,780,021 msg/sec
          boost::lockfree::queue, 5,s:   6,469,024 msg/sec
          boost::lockfree::queue, 5,i:   6,473,818 msg/sec
          boost::lockfree::queue, 6,s:   5,995,341 msg/sec
          boost::lockfree::queue, 6,i:   6,089,060 msg/sec
          boost::lockfree::queue, 7,s:   5,818,475 msg/sec
          boost::lockfree::queue, 7,i:   6,038,261 msg/sec
          boost::lockfree::queue, 8,s:   5,511,527 msg/sec
          boost::lockfree::queue, 8,i:   5,579,565 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 302,892,624 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 395,980,559 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,121,916 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,431,634 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,217,062 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,998,522 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,237,745 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,805,458 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,025,618 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,973,523 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  31,024,734 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,402,397 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  30,593,821 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  46,185,927 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,017,437 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,879,019 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  52,499,755 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  55,055,851 msg/sec
                pthread_spinlock, 1,s:  28,934,261 msg/sec
                pthread_spinlock, 1,i:  25,406,095 msg/sec
                pthread_spinlock, 2,s:  15,573,313 msg/sec
                pthread_spinlock, 2,i:  17,025,574 msg/sec
                pthread_spinlock, 3,s:   8,360,076 msg/sec
                pthread_spinlock, 3,i:  12,027,712 msg/sec
                pthread_spinlock, 4,s:   6,526,549 msg/sec
                pthread_spinlock, 4,i:   9,078,115 msg/sec
                pthread_spinlock, 5,s:   8,632,242 msg/sec
                pthread_spinlock, 5,i:   8,738,068 msg/sec
                pthread_spinlock, 6,s:   8,748,801 msg/sec
                pthread_spinlock, 6,i:   8,343,741 msg/sec
                pthread_spinlock, 7,s:   7,536,244 msg/sec
                pthread_spinlock, 7,i:   7,664,293 msg/sec
                pthread_spinlock, 8,s:   6,766,495 msg/sec
                pthread_spinlock, 8,i:   6,813,132 msg/sec
                      std::mutex, 1,s:   7,087,213 msg/sec
                      std::mutex, 1,i:   7,453,262 msg/sec
                      std::mutex, 2,s:   5,211,510 msg/sec
                      std::mutex, 2,i:   5,486,234 msg/sec
                      std::mutex, 3,s:   5,028,515 msg/sec
                      std::mutex, 3,i:   5,169,132 msg/sec
                      std::mutex, 4,s:   5,784,996 msg/sec
                      std::mutex, 4,i:   6,231,343 msg/sec
                      std::mutex, 5,s:   5,948,347 msg/sec
                      std::mutex, 5,i:   6,070,139 msg/sec
                      std::mutex, 6,s:   5,829,664 msg/sec
                      std::mutex, 6,i:   5,774,545 msg/sec
                      std::mutex, 7,s:   5,791,369 msg/sec
                      std::mutex, 7,i:   5,736,245 msg/sec
                      std::mutex, 8,s:   5,721,304 msg/sec
                      std::mutex, 8,i:   5,640,005 msg/sec
                 tbb::spin_mutex, 1,s:  37,604,537 msg/sec
                 tbb::spin_mutex, 1,i:  33,217,085 msg/sec
                 tbb::spin_mutex, 2,s:  21,046,578 msg/sec
                 tbb::spin_mutex, 2,i:  18,411,743 msg/sec
                 tbb::spin_mutex, 3,s:   7,678,348 msg/sec
                 tbb::spin_mutex, 3,i:  10,238,569 msg/sec
                 tbb::spin_mutex, 4,s:   3,120,926 msg/sec
                 tbb::spin_mutex, 4,i:   6,281,035 msg/sec
                 tbb::spin_mutex, 5,s:   5,462,140 msg/sec
                 tbb::spin_mutex, 5,i:   5,394,427 msg/sec
                 tbb::spin_mutex, 6,s:   5,413,219 msg/sec
                 tbb::spin_mutex, 6,i:   4,381,754 msg/sec
                 tbb::spin_mutex, 7,s:   4,884,575 msg/sec
                 tbb::spin_mutex, 7,i:   4,409,518 msg/sec
                 tbb::spin_mutex, 8,s:   4,253,330 msg/sec
                 tbb::spin_mutex, 8,i:   4,100,435 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,536,813 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,732,058 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,755,979 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,110,232 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,408,982 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,799,704 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,370,410 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,248,722 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,625,712 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,711,979 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,771,665 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,001,171 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,797,530 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,057,191 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,879,844 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,130,554 msg/sec
     xenium::michael_scott_queue, 1,s:   9,225,755 msg/sec
     xenium::michael_scott_queue, 1,i:   8,992,655 msg/sec
     xenium::michael_scott_queue, 2,s:   8,493,615 msg/sec
     xenium::michael_scott_queue, 2,i:   8,339,397 msg/sec
     xenium::michael_scott_queue, 3,s:   7,251,002 msg/sec
     xenium::michael_scott_queue, 3,i:   7,621,609 msg/sec
     xenium::michael_scott_queue, 4,s:   6,319,637 msg/sec
     xenium::michael_scott_queue, 4,i:   6,386,114 msg/sec
     xenium::michael_scott_queue, 5,s:   6,316,419 msg/sec
     xenium::michael_scott_queue, 5,i:   6,659,751 msg/sec
     xenium::michael_scott_queue, 6,s:   6,532,758 msg/sec
     xenium::michael_scott_queue, 6,i:   6,785,063 msg/sec
     xenium::michael_scott_queue, 7,s:   6,342,209 msg/sec
     xenium::michael_scott_queue, 7,i:   6,531,535 msg/sec
     xenium::michael_scott_queue, 8,s:   5,947,117 msg/sec
     xenium::michael_scott_queue, 8,i:   6,042,184 msg/sec
         xenium::ramalhete_queue, 1,s:  31,748,259 msg/sec
         xenium::ramalhete_queue, 1,i:  32,209,949 msg/sec
         xenium::ramalhete_queue, 2,s:  23,629,995 msg/sec
         xenium::ramalhete_queue, 2,i:  23,289,082 msg/sec
         xenium::ramalhete_queue, 3,s:  29,196,289 msg/sec
         xenium::ramalhete_queue, 3,i:  28,452,493 msg/sec
         xenium::ramalhete_queue, 4,s:  33,960,074 msg/sec
         xenium::ramalhete_queue, 4,i:  33,523,177 msg/sec
         xenium::ramalhete_queue, 5,s:  32,273,677 msg/sec
         xenium::ramalhete_queue, 5,i:  36,065,213 msg/sec
         xenium::ramalhete_queue, 6,s:  34,238,911 msg/sec
         xenium::ramalhete_queue, 6,i:  38,848,756 msg/sec
         xenium::ramalhete_queue, 7,s:  35,102,027 msg/sec
         xenium::ramalhete_queue, 7,i:  40,751,276 msg/sec
         xenium::ramalhete_queue, 8,s:  35,550,896 msg/sec
         xenium::ramalhete_queue, 8,i:  43,909,566 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,270,915 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,765,639 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,515,936 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,701,610 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,642,986 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,054,243 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,457,250 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,288,863 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,004,405 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,360,540 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,991,262 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,326,993 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,237,013 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,117,179 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,469,218 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,242,578 msg/sec
                     AtomicQueue, 1,s:  52,801,952 msg/sec
                     AtomicQueue, 1,i:  52,660,493 msg/sec
                     AtomicQueue, 2,s:  12,313,490 msg/sec
                     AtomicQueue, 2,i:  11,918,084 msg/sec
                     AtomicQueue, 3,s:  10,737,185 msg/sec
                     AtomicQueue, 3,i:   9,936,370 msg/sec
                     AtomicQueue, 4,s:   8,209,747 msg/sec
                     AtomicQueue, 4,i:   8,169,889 msg/sec
                     AtomicQueue, 5,s:   8,025,661 msg/sec
                     AtomicQueue, 5,i:   8,065,192 msg/sec
                     AtomicQueue, 6,s:   7,934,940 msg/sec
                     AtomicQueue, 6,i:   7,611,860 msg/sec
                     AtomicQueue, 7,s:   7,136,043 msg/sec
                     AtomicQueue, 7,i:   7,972,118 msg/sec
                     AtomicQueue, 8,s:   6,346,204 msg/sec
                     AtomicQueue, 8,i:   7,373,169 msg/sec
                    AtomicQueueB, 1,s:  43,814,990 msg/sec
                    AtomicQueueB, 1,i:  43,025,598 msg/sec
                    AtomicQueueB, 2,s:  12,040,910 msg/sec
                    AtomicQueueB, 2,i:  11,535,138 msg/sec
                    AtomicQueueB, 3,s:  11,006,512 msg/sec
                    AtomicQueueB, 3,i:  10,098,017 msg/sec
                    AtomicQueueB, 4,s:   8,022,327 msg/sec
                    AtomicQueueB, 4,i:   7,963,102 msg/sec
                    AtomicQueueB, 5,s:   7,702,336 msg/sec
                    AtomicQueueB, 5,i:   7,857,271 msg/sec
                    AtomicQueueB, 6,s:   7,350,213 msg/sec
                    AtomicQueueB, 6,i:   7,533,168 msg/sec
                    AtomicQueueB, 7,s:   6,866,440 msg/sec
                    AtomicQueueB, 7,i:   7,744,325 msg/sec
                    AtomicQueueB, 8,s:   6,237,526 msg/sec
                    AtomicQueueB, 8,i:   7,164,545 msg/sec
             OptimistAtomicQueue, 1,s: 755,525,107 msg/sec
             OptimistAtomicQueue, 1,i: 589,865,752 msg/sec
             OptimistAtomicQueue, 2,s:  32,663,916 msg/sec
             OptimistAtomicQueue, 2,i:  32,524,905 msg/sec
             OptimistAtomicQueue, 3,s:  36,690,433 msg/sec
             OptimistAtomicQueue, 3,i:  37,400,385 msg/sec
             OptimistAtomicQueue, 4,s:  39,264,514 msg/sec
             OptimistAtomicQueue, 4,i:  39,421,691 msg/sec
             OptimistAtomicQueue, 5,s:  41,699,426 msg/sec
             OptimistAtomicQueue, 5,i:  47,209,541 msg/sec
             OptimistAtomicQueue, 6,s:  42,765,446 msg/sec
             OptimistAtomicQueue, 6,i:  50,386,465 msg/sec
             OptimistAtomicQueue, 7,s:  45,056,671 msg/sec
             OptimistAtomicQueue, 7,i:  49,214,785 msg/sec
             OptimistAtomicQueue, 8,s:  46,403,790 msg/sec
             OptimistAtomicQueue, 8,i:  49,654,567 msg/sec
            OptimistAtomicQueueB, 1,s: 149,468,167 msg/sec
            OptimistAtomicQueueB, 1,i:  76,584,608 msg/sec
            OptimistAtomicQueueB, 2,s:  32,197,884 msg/sec
            OptimistAtomicQueueB, 2,i:  32,183,233 msg/sec
            OptimistAtomicQueueB, 3,s:  36,305,361 msg/sec
            OptimistAtomicQueueB, 3,i:  36,937,696 msg/sec
            OptimistAtomicQueueB, 4,s:  38,717,019 msg/sec
            OptimistAtomicQueueB, 4,i:  38,537,153 msg/sec
            OptimistAtomicQueueB, 5,s:  40,492,248 msg/sec
            OptimistAtomicQueueB, 5,i:  45,505,373 msg/sec
            OptimistAtomicQueueB, 6,s:  41,584,409 msg/sec
            OptimistAtomicQueueB, 6,i:  49,185,610 msg/sec
            OptimistAtomicQueueB, 7,s:  42,185,478 msg/sec
            OptimistAtomicQueueB, 7,i:  50,757,404 msg/sec
            OptimistAtomicQueueB, 8,s:  44,609,561 msg/sec
            OptimistAtomicQueueB, 8,i:  47,784,085 msg/sec
                    AtomicQueue2, 1,s:  23,085,814 msg/sec
                    AtomicQueue2, 1,i:  23,098,850 msg/sec
                    AtomicQueue2, 2,s:  11,857,650 msg/sec
                    AtomicQueue2, 2,i:  11,453,010 msg/sec
                    AtomicQueue2, 3,s:   9,535,150 msg/sec
                    AtomicQueue2, 3,i:   9,405,508 msg/sec
                    AtomicQueue2, 4,s:   8,060,544 msg/sec
                    AtomicQueue2, 4,i:   8,038,985 msg/sec
                    AtomicQueue2, 5,s:   7,950,083 msg/sec
                    AtomicQueue2, 5,i:   8,052,359 msg/sec
                    AtomicQueue2, 6,s:   7,808,685 msg/sec
                    AtomicQueue2, 6,i:   7,549,739 msg/sec
                    AtomicQueue2, 7,s:   7,132,347 msg/sec
                    AtomicQueue2, 7,i:   7,912,024 msg/sec
                    AtomicQueue2, 8,s:   6,377,619 msg/sec
                    AtomicQueue2, 8,i:   7,313,245 msg/sec
                   AtomicQueueB2, 1,s:  35,690,967 msg/sec
                   AtomicQueueB2, 1,i:  32,752,416 msg/sec
                   AtomicQueueB2, 2,s:  11,456,044 msg/sec
                   AtomicQueueB2, 2,i:  11,095,296 msg/sec
                   AtomicQueueB2, 3,s:   9,811,007 msg/sec
                   AtomicQueueB2, 3,i:   9,530,896 msg/sec
                   AtomicQueueB2, 4,s:   7,943,804 msg/sec
                   AtomicQueueB2, 4,i:   7,782,131 msg/sec
                   AtomicQueueB2, 5,s:   7,503,995 msg/sec
                   AtomicQueueB2, 5,i:   7,666,051 msg/sec
                   AtomicQueueB2, 6,s:   7,211,203 msg/sec
                   AtomicQueueB2, 6,i:   7,420,112 msg/sec
                   AtomicQueueB2, 7,s:   6,964,920 msg/sec
                   AtomicQueueB2, 7,i:   7,698,481 msg/sec
                   AtomicQueueB2, 8,s:   6,250,482 msg/sec
                   AtomicQueueB2, 8,i:   7,109,708 msg/sec
            OptimistAtomicQueue2, 1,s: 411,197,821 msg/sec
            OptimistAtomicQueue2, 1,i: 424,215,672 msg/sec
            OptimistAtomicQueue2, 2,s:  24,275,079 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,814 msg/sec
            OptimistAtomicQueue2, 3,s:  30,316,668 msg/sec
            OptimistAtomicQueue2, 3,i:  30,292,849 msg/sec
            OptimistAtomicQueue2, 4,s:  33,282,153 msg/sec
            OptimistAtomicQueue2, 4,i:  33,174,427 msg/sec
            OptimistAtomicQueue2, 5,s:  37,213,741 msg/sec
            OptimistAtomicQueue2, 5,i:  40,771,499 msg/sec
            OptimistAtomicQueue2, 6,s:  40,418,184 msg/sec
            OptimistAtomicQueue2, 6,i:  49,226,029 msg/sec
            OptimistAtomicQueue2, 7,s:  43,315,420 msg/sec
            OptimistAtomicQueue2, 7,i:  51,692,404 msg/sec
            OptimistAtomicQueue2, 8,s:  43,905,476 msg/sec
            OptimistAtomicQueue2, 8,i:  49,025,039 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,691,467 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,865,321 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,522,962 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,513,984 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,960,995 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,344,063 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,407,866 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,873,525 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,663,923 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,491,725 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,580,297 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,563,842 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,194,020 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,631,684 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,288,715 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,901,820 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000223 sec/round-trip
                pthread_spinlock: 0.000000300 sec/round-trip
                      std::mutex: 0.000000439 sec/round-trip
                 tbb::spin_mutex: 0.000000251 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000305 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000143 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[287] 102m:35s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,588,185 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,225,868 msg/sec
          boost::lockfree::queue, 1,s:   6,833,990 msg/sec
          boost::lockfree::queue, 1,i:   6,898,899 msg/sec
          boost::lockfree::queue, 2,s:   7,644,799 msg/sec
          boost::lockfree::queue, 2,i:   7,587,001 msg/sec
          boost::lockfree::queue, 3,s:   7,378,155 msg/sec
          boost::lockfree::queue, 3,i:   7,531,725 msg/sec
          boost::lockfree::queue, 4,s:   6,427,190 msg/sec
          boost::lockfree::queue, 4,i:   6,781,194 msg/sec
          boost::lockfree::queue, 5,s:   6,415,267 msg/sec
          boost::lockfree::queue, 5,i:   6,537,582 msg/sec
          boost::lockfree::queue, 6,s:   5,972,981 msg/sec
          boost::lockfree::queue, 6,i:   6,130,872 msg/sec
          boost::lockfree::queue, 7,s:   5,895,059 msg/sec
          boost::lockfree::queue, 7,i:   6,049,387 msg/sec
          boost::lockfree::queue, 8,s:   5,425,252 msg/sec
          boost::lockfree::queue, 8,i:   5,584,147 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 538,089,253 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 125,223,520 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,616,813 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,805,344 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,446,807 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,587,526 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,645,342 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,626,905 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  15,858,289 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,698,818 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  16,999,457 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,315,065 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,367,632 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,878,559 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,030,967 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,945,320 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  17,991,531 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,332,448 msg/sec
                pthread_spinlock, 1,s:  29,126,077 msg/sec
                pthread_spinlock, 1,i:  25,353,809 msg/sec
                pthread_spinlock, 2,s:  16,022,676 msg/sec
                pthread_spinlock, 2,i:  17,054,000 msg/sec
                pthread_spinlock, 3,s:   8,353,328 msg/sec
                pthread_spinlock, 3,i:  12,033,063 msg/sec
                pthread_spinlock, 4,s:   6,522,382 msg/sec
                pthread_spinlock, 4,i:   9,189,702 msg/sec
                pthread_spinlock, 5,s:   8,737,489 msg/sec
                pthread_spinlock, 5,i:   8,900,486 msg/sec
                pthread_spinlock, 6,s:   8,655,037 msg/sec
                pthread_spinlock, 6,i:   8,442,468 msg/sec
                pthread_spinlock, 7,s:   7,693,259 msg/sec
                pthread_spinlock, 7,i:   8,016,169 msg/sec
                pthread_spinlock, 8,s:   6,669,928 msg/sec
                pthread_spinlock, 8,i:   7,264,793 msg/sec
                      std::mutex, 1,s:   6,723,338 msg/sec
                      std::mutex, 1,i:   6,147,818 msg/sec
                      std::mutex, 2,s:   5,508,958 msg/sec
                      std::mutex, 2,i:   5,517,138 msg/sec
                      std::mutex, 3,s:   5,290,209 msg/sec
                      std::mutex, 3,i:   5,007,707 msg/sec
                      std::mutex, 4,s:   5,321,081 msg/sec
                      std::mutex, 4,i:   6,172,060 msg/sec
                      std::mutex, 5,s:   6,095,806 msg/sec
                      std::mutex, 5,i:   5,987,051 msg/sec
                      std::mutex, 6,s:   5,661,774 msg/sec
                      std::mutex, 6,i:   5,885,304 msg/sec
                      std::mutex, 7,s:   5,765,658 msg/sec
                      std::mutex, 7,i:   5,742,032 msg/sec
                      std::mutex, 8,s:   5,651,982 msg/sec
                      std::mutex, 8,i:   5,621,041 msg/sec
                 tbb::spin_mutex, 1,s:  38,020,021 msg/sec
                 tbb::spin_mutex, 1,i:  37,833,986 msg/sec
                 tbb::spin_mutex, 2,s:  21,265,428 msg/sec
                 tbb::spin_mutex, 2,i:  18,417,216 msg/sec
                 tbb::spin_mutex, 3,s:   7,790,749 msg/sec
                 tbb::spin_mutex, 3,i:  10,597,547 msg/sec
                 tbb::spin_mutex, 4,s:   3,115,902 msg/sec
                 tbb::spin_mutex, 4,i:   6,319,363 msg/sec
                 tbb::spin_mutex, 5,s:   5,476,669 msg/sec
                 tbb::spin_mutex, 5,i:   5,461,837 msg/sec
                 tbb::spin_mutex, 6,s:   5,302,390 msg/sec
                 tbb::spin_mutex, 6,i:   4,384,082 msg/sec
                 tbb::spin_mutex, 7,s:   4,481,626 msg/sec
                 tbb::spin_mutex, 7,i:   4,315,246 msg/sec
                 tbb::spin_mutex, 8,s:   3,857,964 msg/sec
                 tbb::spin_mutex, 8,i:   4,131,884 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,342,911 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,317,258 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,609,706 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,902,080 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,550,104 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,488,873 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,184,477 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,520,714 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,560,776 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,618,444 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,765,158 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,693,273 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,825,983 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,823,389 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,098,840 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,085,228 msg/sec
     xenium::michael_scott_queue, 1,s:   9,303,570 msg/sec
     xenium::michael_scott_queue, 1,i:   9,096,895 msg/sec
     xenium::michael_scott_queue, 2,s:   8,417,743 msg/sec
     xenium::michael_scott_queue, 2,i:   8,423,195 msg/sec
     xenium::michael_scott_queue, 3,s:   7,303,992 msg/sec
     xenium::michael_scott_queue, 3,i:   7,521,358 msg/sec
     xenium::michael_scott_queue, 4,s:   6,319,315 msg/sec
     xenium::michael_scott_queue, 4,i:   6,320,950 msg/sec
     xenium::michael_scott_queue, 5,s:   6,267,453 msg/sec
     xenium::michael_scott_queue, 5,i:   6,724,384 msg/sec
     xenium::michael_scott_queue, 6,s:   6,538,248 msg/sec
     xenium::michael_scott_queue, 6,i:   6,721,227 msg/sec
     xenium::michael_scott_queue, 7,s:   6,301,364 msg/sec
     xenium::michael_scott_queue, 7,i:   6,530,054 msg/sec
     xenium::michael_scott_queue, 8,s:   6,062,110 msg/sec
     xenium::michael_scott_queue, 8,i:   6,214,559 msg/sec
         xenium::ramalhete_queue, 1,s:  31,131,375 msg/sec
         xenium::ramalhete_queue, 1,i:  31,165,971 msg/sec
         xenium::ramalhete_queue, 2,s:  23,712,696 msg/sec
         xenium::ramalhete_queue, 2,i:  23,372,669 msg/sec
         xenium::ramalhete_queue, 3,s:  29,170,225 msg/sec
         xenium::ramalhete_queue, 3,i:  28,472,571 msg/sec
         xenium::ramalhete_queue, 4,s:  33,701,143 msg/sec
         xenium::ramalhete_queue, 4,i:  33,485,537 msg/sec
         xenium::ramalhete_queue, 5,s:  32,072,502 msg/sec
         xenium::ramalhete_queue, 5,i:  35,879,293 msg/sec
         xenium::ramalhete_queue, 6,s:  33,820,113 msg/sec
         xenium::ramalhete_queue, 6,i:  38,826,263 msg/sec
         xenium::ramalhete_queue, 7,s:  35,051,632 msg/sec
         xenium::ramalhete_queue, 7,i:  41,420,588 msg/sec
         xenium::ramalhete_queue, 8,s:  35,522,330 msg/sec
         xenium::ramalhete_queue, 8,i:  43,993,430 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,629,692 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,745,370 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,311,564 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,275,182 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,622,391 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,912,952 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,517,724 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,335,375 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,944,459 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,357,914 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,116,594 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,609,584 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,291,718 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,309,505 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,377,968 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,528,898 msg/sec
                     AtomicQueue, 1,s:  59,739,799 msg/sec
                     AtomicQueue, 1,i:  56,680,730 msg/sec
                     AtomicQueue, 2,s:  12,255,339 msg/sec
                     AtomicQueue, 2,i:  11,784,314 msg/sec
                     AtomicQueue, 3,s:  10,750,426 msg/sec
                     AtomicQueue, 3,i:   9,990,094 msg/sec
                     AtomicQueue, 4,s:   8,212,191 msg/sec
                     AtomicQueue, 4,i:   8,200,039 msg/sec
                     AtomicQueue, 5,s:   8,037,417 msg/sec
                     AtomicQueue, 5,i:   8,095,836 msg/sec
                     AtomicQueue, 6,s:   7,892,164 msg/sec
                     AtomicQueue, 6,i:   7,630,901 msg/sec
                     AtomicQueue, 7,s:   7,098,104 msg/sec
                     AtomicQueue, 7,i:   7,991,849 msg/sec
                     AtomicQueue, 8,s:   6,347,549 msg/sec
                     AtomicQueue, 8,i:   7,352,849 msg/sec
                    AtomicQueueB, 1,s:  43,845,367 msg/sec
                    AtomicQueueB, 1,i:  43,182,737 msg/sec
                    AtomicQueueB, 2,s:  11,658,708 msg/sec
                    AtomicQueueB, 2,i:  11,454,730 msg/sec
                    AtomicQueueB, 3,s:  10,999,166 msg/sec
                    AtomicQueueB, 3,i:  10,160,874 msg/sec
                    AtomicQueueB, 4,s:   8,029,033 msg/sec
                    AtomicQueueB, 4,i:   8,052,131 msg/sec
                    AtomicQueueB, 5,s:   7,564,026 msg/sec
                    AtomicQueueB, 5,i:   7,864,726 msg/sec
                    AtomicQueueB, 6,s:   7,267,726 msg/sec
                    AtomicQueueB, 6,i:   7,511,720 msg/sec
                    AtomicQueueB, 7,s:   6,908,317 msg/sec
                    AtomicQueueB, 7,i:   7,721,884 msg/sec
                    AtomicQueueB, 8,s:   6,298,214 msg/sec
                    AtomicQueueB, 8,i:   7,017,406 msg/sec
             OptimistAtomicQueue, 1,s: 801,027,237 msg/sec
             OptimistAtomicQueue, 1,i: 588,276,906 msg/sec
             OptimistAtomicQueue, 2,s:  32,244,025 msg/sec
             OptimistAtomicQueue, 2,i:  32,269,204 msg/sec
             OptimistAtomicQueue, 3,s:  36,666,758 msg/sec
             OptimistAtomicQueue, 3,i:  37,417,053 msg/sec
             OptimistAtomicQueue, 4,s:  39,252,306 msg/sec
             OptimistAtomicQueue, 4,i:  39,372,639 msg/sec
             OptimistAtomicQueue, 5,s:  41,803,153 msg/sec
             OptimistAtomicQueue, 5,i:  48,491,469 msg/sec
             OptimistAtomicQueue, 6,s:  42,901,915 msg/sec
             OptimistAtomicQueue, 6,i:  50,318,737 msg/sec
             OptimistAtomicQueue, 7,s:  44,040,352 msg/sec
             OptimistAtomicQueue, 7,i:  49,107,475 msg/sec
             OptimistAtomicQueue, 8,s:  46,463,963 msg/sec
             OptimistAtomicQueue, 8,i:  49,370,252 msg/sec
            OptimistAtomicQueueB, 1,s: 200,346,860 msg/sec
            OptimistAtomicQueueB, 1,i:  76,451,044 msg/sec
            OptimistAtomicQueueB, 2,s:  32,121,285 msg/sec
            OptimistAtomicQueueB, 2,i:  32,209,111 msg/sec
            OptimistAtomicQueueB, 3,s:  36,291,499 msg/sec
            OptimistAtomicQueueB, 3,i:  36,863,231 msg/sec
            OptimistAtomicQueueB, 4,s:  38,699,669 msg/sec
            OptimistAtomicQueueB, 4,i:  38,717,107 msg/sec
            OptimistAtomicQueueB, 5,s:  41,137,687 msg/sec
            OptimistAtomicQueueB, 5,i:  45,209,987 msg/sec
            OptimistAtomicQueueB, 6,s:  40,957,480 msg/sec
            OptimistAtomicQueueB, 6,i:  49,251,553 msg/sec
            OptimistAtomicQueueB, 7,s:  42,855,969 msg/sec
            OptimistAtomicQueueB, 7,i:  51,537,583 msg/sec
            OptimistAtomicQueueB, 8,s:  44,258,656 msg/sec
            OptimistAtomicQueueB, 8,i:  48,329,801 msg/sec
                    AtomicQueue2, 1,s:  22,943,557 msg/sec
                    AtomicQueue2, 1,i:  22,898,025 msg/sec
                    AtomicQueue2, 2,s:  11,848,367 msg/sec
                    AtomicQueue2, 2,i:  11,643,858 msg/sec
                    AtomicQueue2, 3,s:   9,430,217 msg/sec
                    AtomicQueue2, 3,i:   9,397,301 msg/sec
                    AtomicQueue2, 4,s:   8,016,930 msg/sec
                    AtomicQueue2, 4,i:   8,021,157 msg/sec
                    AtomicQueue2, 5,s:   7,978,188 msg/sec
                    AtomicQueue2, 5,i:   8,040,622 msg/sec
                    AtomicQueue2, 6,s:   7,841,882 msg/sec
                    AtomicQueue2, 6,i:   7,534,162 msg/sec
                    AtomicQueue2, 7,s:   7,187,062 msg/sec
                    AtomicQueue2, 7,i:   7,889,851 msg/sec
                    AtomicQueue2, 8,s:   6,364,280 msg/sec
                    AtomicQueue2, 8,i:   7,364,774 msg/sec
                   AtomicQueueB2, 1,s:  36,264,985 msg/sec
                   AtomicQueueB2, 1,i:  32,656,155 msg/sec
                   AtomicQueueB2, 2,s:  11,467,432 msg/sec
                   AtomicQueueB2, 2,i:  11,077,935 msg/sec
                   AtomicQueueB2, 3,s:   9,598,394 msg/sec
                   AtomicQueueB2, 3,i:   9,542,052 msg/sec
                   AtomicQueueB2, 4,s:   7,867,812 msg/sec
                   AtomicQueueB2, 4,i:   7,786,874 msg/sec
                   AtomicQueueB2, 5,s:   7,499,283 msg/sec
                   AtomicQueueB2, 5,i:   7,749,363 msg/sec
                   AtomicQueueB2, 6,s:   7,215,207 msg/sec
                   AtomicQueueB2, 6,i:   7,438,741 msg/sec
                   AtomicQueueB2, 7,s:   6,870,096 msg/sec
                   AtomicQueueB2, 7,i:   7,727,685 msg/sec
                   AtomicQueueB2, 8,s:   6,318,697 msg/sec
                   AtomicQueueB2, 8,i:   7,068,141 msg/sec
            OptimistAtomicQueue2, 1,s: 519,611,164 msg/sec
            OptimistAtomicQueue2, 1,i:  36,875,721 msg/sec
            OptimistAtomicQueue2, 2,s:  25,952,571 msg/sec
            OptimistAtomicQueue2, 2,i:  25,072,393 msg/sec
            OptimistAtomicQueue2, 3,s:  31,173,664 msg/sec
            OptimistAtomicQueue2, 3,i:  30,093,778 msg/sec
            OptimistAtomicQueue2, 4,s:  33,190,600 msg/sec
            OptimistAtomicQueue2, 4,i:  33,308,143 msg/sec
            OptimistAtomicQueue2, 5,s:  37,262,876 msg/sec
            OptimistAtomicQueue2, 5,i:  40,326,617 msg/sec
            OptimistAtomicQueue2, 6,s:  40,321,516 msg/sec
            OptimistAtomicQueue2, 6,i:  49,268,221 msg/sec
            OptimistAtomicQueue2, 7,s:  43,099,800 msg/sec
            OptimistAtomicQueue2, 7,i:  48,003,997 msg/sec
            OptimistAtomicQueue2, 8,s:  43,933,280 msg/sec
            OptimistAtomicQueue2, 8,i:  48,914,840 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,813,554 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,879,319 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,253,133 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,199,501 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,748,782 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,263,891 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,990,167 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,628,240 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,592,329 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,450,745 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,654,522 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,270,402 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,274,438 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,479,315 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,356,043 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,850,168 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000323 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000164 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000208 sec/round-trip
                pthread_spinlock: 0.000000244 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000264 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[288] 101m:15s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,491,637 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,656,120 msg/sec
          boost::lockfree::queue, 1,s:   6,820,731 msg/sec
          boost::lockfree::queue, 1,i:   6,879,450 msg/sec
          boost::lockfree::queue, 2,s:   7,636,914 msg/sec
          boost::lockfree::queue, 2,i:   7,399,465 msg/sec
          boost::lockfree::queue, 3,s:   7,403,841 msg/sec
          boost::lockfree::queue, 3,i:   7,551,832 msg/sec
          boost::lockfree::queue, 4,s:   6,419,642 msg/sec
          boost::lockfree::queue, 4,i:   6,750,435 msg/sec
          boost::lockfree::queue, 5,s:   6,496,848 msg/sec
          boost::lockfree::queue, 5,i:   6,516,944 msg/sec
          boost::lockfree::queue, 6,s:   5,975,250 msg/sec
          boost::lockfree::queue, 6,i:   6,116,665 msg/sec
          boost::lockfree::queue, 7,s:   5,805,881 msg/sec
          boost::lockfree::queue, 7,i:   6,044,699 msg/sec
          boost::lockfree::queue, 8,s:   5,442,333 msg/sec
          boost::lockfree::queue, 8,i:   5,624,660 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 469,925,253 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 469,345,684 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,002,640 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,107,765 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,923,187 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,843,898 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,487,350 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,435,062 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,618,810 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,683,403 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,106,220 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,566,464 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,689,324 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,478,225 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,395,336 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,426,072 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,011,330 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,983,321 msg/sec
                pthread_spinlock, 1,s:  29,383,147 msg/sec
                pthread_spinlock, 1,i:  25,496,106 msg/sec
                pthread_spinlock, 2,s:  15,625,284 msg/sec
                pthread_spinlock, 2,i:  17,152,583 msg/sec
                pthread_spinlock, 3,s:   8,313,238 msg/sec
                pthread_spinlock, 3,i:  12,035,930 msg/sec
                pthread_spinlock, 4,s:   6,475,495 msg/sec
                pthread_spinlock, 4,i:   8,933,229 msg/sec
                pthread_spinlock, 5,s:   8,675,205 msg/sec
                pthread_spinlock, 5,i:   9,265,290 msg/sec
                pthread_spinlock, 6,s:   8,504,984 msg/sec
                pthread_spinlock, 6,i:   8,472,836 msg/sec
                pthread_spinlock, 7,s:   7,566,384 msg/sec
                pthread_spinlock, 7,i:   7,858,657 msg/sec
                pthread_spinlock, 8,s:   6,682,089 msg/sec
                pthread_spinlock, 8,i:   6,917,922 msg/sec
                      std::mutex, 1,s:   5,681,974 msg/sec
                      std::mutex, 1,i:   7,615,392 msg/sec
                      std::mutex, 2,s:   6,249,927 msg/sec
                      std::mutex, 2,i:   6,245,832 msg/sec
                      std::mutex, 3,s:   4,645,350 msg/sec
                      std::mutex, 3,i:   4,752,224 msg/sec
                      std::mutex, 4,s:   5,755,484 msg/sec
                      std::mutex, 4,i:   5,664,179 msg/sec
                      std::mutex, 5,s:   5,970,795 msg/sec
                      std::mutex, 5,i:   5,839,949 msg/sec
                      std::mutex, 6,s:   5,930,583 msg/sec
                      std::mutex, 6,i:   5,922,136 msg/sec
                      std::mutex, 7,s:   5,824,289 msg/sec
                      std::mutex, 7,i:   5,845,707 msg/sec
                      std::mutex, 8,s:   5,722,995 msg/sec
                      std::mutex, 8,i:   5,769,861 msg/sec
                 tbb::spin_mutex, 1,s:  37,590,715 msg/sec
                 tbb::spin_mutex, 1,i:  32,797,325 msg/sec
                 tbb::spin_mutex, 2,s:  21,153,226 msg/sec
                 tbb::spin_mutex, 2,i:  18,513,578 msg/sec
                 tbb::spin_mutex, 3,s:   8,100,772 msg/sec
                 tbb::spin_mutex, 3,i:  11,119,698 msg/sec
                 tbb::spin_mutex, 4,s:   3,169,212 msg/sec
                 tbb::spin_mutex, 4,i:   6,382,505 msg/sec
                 tbb::spin_mutex, 5,s:   5,399,593 msg/sec
                 tbb::spin_mutex, 5,i:   5,674,040 msg/sec
                 tbb::spin_mutex, 6,s:   5,237,392 msg/sec
                 tbb::spin_mutex, 6,i:   4,371,495 msg/sec
                 tbb::spin_mutex, 7,s:   4,717,010 msg/sec
                 tbb::spin_mutex, 7,i:   4,349,378 msg/sec
                 tbb::spin_mutex, 8,s:   3,823,761 msg/sec
                 tbb::spin_mutex, 8,i:   4,163,156 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,286,708 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,381,473 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,094,023 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,465,681 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,486,690 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,470,088 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,534,612 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,606,375 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,920,658 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,655,901 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,950,565 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,655,440 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,906,778 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,828,208 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,768,662 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,459,597 msg/sec
     xenium::michael_scott_queue, 1,s:   9,414,988 msg/sec
     xenium::michael_scott_queue, 1,i:   9,399,906 msg/sec
     xenium::michael_scott_queue, 2,s:   8,447,266 msg/sec
     xenium::michael_scott_queue, 2,i:   8,430,206 msg/sec
     xenium::michael_scott_queue, 3,s:   7,283,544 msg/sec
     xenium::michael_scott_queue, 3,i:   7,557,238 msg/sec
     xenium::michael_scott_queue, 4,s:   6,311,915 msg/sec
     xenium::michael_scott_queue, 4,i:   6,379,565 msg/sec
     xenium::michael_scott_queue, 5,s:   6,321,743 msg/sec
     xenium::michael_scott_queue, 5,i:   6,674,614 msg/sec
     xenium::michael_scott_queue, 6,s:   6,561,474 msg/sec
     xenium::michael_scott_queue, 6,i:   6,948,606 msg/sec
     xenium::michael_scott_queue, 7,s:   6,274,621 msg/sec
     xenium::michael_scott_queue, 7,i:   6,383,508 msg/sec
     xenium::michael_scott_queue, 8,s:   6,023,228 msg/sec
     xenium::michael_scott_queue, 8,i:   6,085,529 msg/sec
         xenium::ramalhete_queue, 1,s:  32,225,887 msg/sec
         xenium::ramalhete_queue, 1,i:  32,054,313 msg/sec
         xenium::ramalhete_queue, 2,s:  24,216,643 msg/sec
         xenium::ramalhete_queue, 2,i:  23,333,655 msg/sec
         xenium::ramalhete_queue, 3,s:  29,221,955 msg/sec
         xenium::ramalhete_queue, 3,i:  28,546,409 msg/sec
         xenium::ramalhete_queue, 4,s:  33,904,026 msg/sec
         xenium::ramalhete_queue, 4,i:  33,443,465 msg/sec
         xenium::ramalhete_queue, 5,s:  31,940,017 msg/sec
         xenium::ramalhete_queue, 5,i:  36,294,904 msg/sec
         xenium::ramalhete_queue, 6,s:  34,154,921 msg/sec
         xenium::ramalhete_queue, 6,i:  39,120,787 msg/sec
         xenium::ramalhete_queue, 7,s:  34,999,588 msg/sec
         xenium::ramalhete_queue, 7,i:  40,752,559 msg/sec
         xenium::ramalhete_queue, 8,s:  35,533,816 msg/sec
         xenium::ramalhete_queue, 8,i:  43,901,283 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,449,306 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,736,076 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,957,897 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,239,872 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,436,309 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,160,520 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,633,116 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,443,147 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,475,846 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,335,066 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,141,173 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,516,874 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,268,467 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,127,406 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,411,039 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,327,201 msg/sec
                     AtomicQueue, 1,s: 145,604,549 msg/sec
                     AtomicQueue, 1,i: 111,644,389 msg/sec
                     AtomicQueue, 2,s:  12,242,522 msg/sec
                     AtomicQueue, 2,i:  11,756,619 msg/sec
                     AtomicQueue, 3,s:  10,787,906 msg/sec
                     AtomicQueue, 3,i:   9,920,701 msg/sec
                     AtomicQueue, 4,s:   8,204,535 msg/sec
                     AtomicQueue, 4,i:   8,169,668 msg/sec
                     AtomicQueue, 5,s:   8,049,417 msg/sec
                     AtomicQueue, 5,i:   8,108,096 msg/sec
                     AtomicQueue, 6,s:   7,819,692 msg/sec
                     AtomicQueue, 6,i:   7,609,967 msg/sec
                     AtomicQueue, 7,s:   7,161,674 msg/sec
                     AtomicQueue, 7,i:   7,989,800 msg/sec
                     AtomicQueue, 8,s:   6,316,783 msg/sec
                     AtomicQueue, 8,i:   7,429,117 msg/sec
                    AtomicQueueB, 1,s:  43,722,230 msg/sec
                    AtomicQueueB, 1,i:  43,016,088 msg/sec
                    AtomicQueueB, 2,s:  11,857,759 msg/sec
                    AtomicQueueB, 2,i:  11,337,664 msg/sec
                    AtomicQueueB, 3,s:  10,998,046 msg/sec
                    AtomicQueueB, 3,i:  10,116,857 msg/sec
                    AtomicQueueB, 4,s:   8,012,420 msg/sec
                    AtomicQueueB, 4,i:   8,051,757 msg/sec
                    AtomicQueueB, 5,s:   7,561,468 msg/sec
                    AtomicQueueB, 5,i:   7,765,696 msg/sec
                    AtomicQueueB, 6,s:   7,235,781 msg/sec
                    AtomicQueueB, 6,i:   7,527,687 msg/sec
                    AtomicQueueB, 7,s:   6,848,665 msg/sec
                    AtomicQueueB, 7,i:   7,712,851 msg/sec
                    AtomicQueueB, 8,s:   6,230,686 msg/sec
                    AtomicQueueB, 8,i:   7,141,909 msg/sec
             OptimistAtomicQueue, 1,s: 717,849,452 msg/sec
             OptimistAtomicQueue, 1,i: 523,384,834 msg/sec
             OptimistAtomicQueue, 2,s:  32,663,270 msg/sec
             OptimistAtomicQueue, 2,i:  32,724,532 msg/sec
             OptimistAtomicQueue, 3,s:  36,700,808 msg/sec
             OptimistAtomicQueue, 3,i:  37,421,400 msg/sec
             OptimistAtomicQueue, 4,s:  39,266,080 msg/sec
             OptimistAtomicQueue, 4,i:  39,383,358 msg/sec
             OptimistAtomicQueue, 5,s:  41,688,299 msg/sec
             OptimistAtomicQueue, 5,i:  48,661,245 msg/sec
             OptimistAtomicQueue, 6,s:  42,565,488 msg/sec
             OptimistAtomicQueue, 6,i:  50,216,334 msg/sec
             OptimistAtomicQueue, 7,s:  45,209,155 msg/sec
             OptimistAtomicQueue, 7,i:  49,137,974 msg/sec
             OptimistAtomicQueue, 8,s:  46,346,799 msg/sec
             OptimistAtomicQueue, 8,i:  48,860,817 msg/sec
            OptimistAtomicQueueB, 1,s:  77,783,770 msg/sec
            OptimistAtomicQueueB, 1,i:  76,688,676 msg/sec
            OptimistAtomicQueueB, 2,s:  32,212,448 msg/sec
            OptimistAtomicQueueB, 2,i:  32,285,258 msg/sec
            OptimistAtomicQueueB, 3,s:  36,286,787 msg/sec
            OptimistAtomicQueueB, 3,i:  36,631,906 msg/sec
            OptimistAtomicQueueB, 4,s:  38,629,904 msg/sec
            OptimistAtomicQueueB, 4,i:  38,513,545 msg/sec
            OptimistAtomicQueueB, 5,s:  40,021,507 msg/sec
            OptimistAtomicQueueB, 5,i:  45,970,379 msg/sec
            OptimistAtomicQueueB, 6,s:  41,118,466 msg/sec
            OptimistAtomicQueueB, 6,i:  48,728,162 msg/sec
            OptimistAtomicQueueB, 7,s:  41,662,772 msg/sec
            OptimistAtomicQueueB, 7,i:  51,579,075 msg/sec
            OptimistAtomicQueueB, 8,s:  44,429,827 msg/sec
            OptimistAtomicQueueB, 8,i:  48,109,030 msg/sec
                    AtomicQueue2, 1,s:  22,863,874 msg/sec
                    AtomicQueue2, 1,i:  22,869,168 msg/sec
                    AtomicQueue2, 2,s:  11,864,018 msg/sec
                    AtomicQueue2, 2,i:  11,587,916 msg/sec
                    AtomicQueue2, 3,s:   9,447,301 msg/sec
                    AtomicQueue2, 3,i:   9,389,899 msg/sec
                    AtomicQueue2, 4,s:   8,016,386 msg/sec
                    AtomicQueue2, 4,i:   8,064,869 msg/sec
                    AtomicQueue2, 5,s:   7,895,693 msg/sec
                    AtomicQueue2, 5,i:   8,050,011 msg/sec
                    AtomicQueue2, 6,s:   7,714,643 msg/sec
                    AtomicQueue2, 6,i:   7,468,414 msg/sec
                    AtomicQueue2, 7,s:   7,152,990 msg/sec
                    AtomicQueue2, 7,i:   7,924,089 msg/sec
                    AtomicQueue2, 8,s:   6,379,940 msg/sec
                    AtomicQueue2, 8,i:   7,321,819 msg/sec
                   AtomicQueueB2, 1,s:  36,212,781 msg/sec
                   AtomicQueueB2, 1,i:  32,605,492 msg/sec
                   AtomicQueueB2, 2,s:  11,423,054 msg/sec
                   AtomicQueueB2, 2,i:  11,096,998 msg/sec
                   AtomicQueueB2, 3,s:   9,652,059 msg/sec
                   AtomicQueueB2, 3,i:   9,481,658 msg/sec
                   AtomicQueueB2, 4,s:   7,930,556 msg/sec
                   AtomicQueueB2, 4,i:   7,809,495 msg/sec
                   AtomicQueueB2, 5,s:   7,525,524 msg/sec
                   AtomicQueueB2, 5,i:   7,678,945 msg/sec
                   AtomicQueueB2, 6,s:   7,190,709 msg/sec
                   AtomicQueueB2, 6,i:   7,472,552 msg/sec
                   AtomicQueueB2, 7,s:   6,896,260 msg/sec
                   AtomicQueueB2, 7,i:   7,718,970 msg/sec
                   AtomicQueueB2, 8,s:   6,365,051 msg/sec
                   AtomicQueueB2, 8,i:   7,051,945 msg/sec
            OptimistAtomicQueue2, 1,s: 546,577,264 msg/sec
            OptimistAtomicQueue2, 1,i: 145,164,764 msg/sec
            OptimistAtomicQueue2, 2,s:  27,991,581 msg/sec
            OptimistAtomicQueue2, 2,i:  22,561,190 msg/sec
            OptimistAtomicQueue2, 3,s:  32,629,713 msg/sec
            OptimistAtomicQueue2, 3,i:  29,977,101 msg/sec
            OptimistAtomicQueue2, 4,s:  33,206,139 msg/sec
            OptimistAtomicQueue2, 4,i:  33,129,878 msg/sec
            OptimistAtomicQueue2, 5,s:  37,166,053 msg/sec
            OptimistAtomicQueue2, 5,i:  40,251,870 msg/sec
            OptimistAtomicQueue2, 6,s:  40,412,928 msg/sec
            OptimistAtomicQueue2, 6,i:  49,292,767 msg/sec
            OptimistAtomicQueue2, 7,s:  42,741,701 msg/sec
            OptimistAtomicQueue2, 7,i:  48,095,758 msg/sec
            OptimistAtomicQueue2, 8,s:  43,856,810 msg/sec
            OptimistAtomicQueue2, 8,i:  48,791,117 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,005,921 msg/sec
           OptimistAtomicQueueB2, 1,i:  78,950,794 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,898,230 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,182,759 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,783,663 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,606,495 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,928,966 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,829,253 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,467,806 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,095,743 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,386,528 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,259,598 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,636,291 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,640,758 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,082,568 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,061,692 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000129 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000249 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000260 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000203 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[289] 99m:56s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,209,681 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,081,741 msg/sec
          boost::lockfree::queue, 1,s:   6,860,748 msg/sec
          boost::lockfree::queue, 1,i:   6,989,643 msg/sec
          boost::lockfree::queue, 2,s:   7,527,044 msg/sec
          boost::lockfree::queue, 2,i:   7,588,434 msg/sec
          boost::lockfree::queue, 3,s:   7,449,143 msg/sec
          boost::lockfree::queue, 3,i:   7,568,196 msg/sec
          boost::lockfree::queue, 4,s:   6,423,975 msg/sec
          boost::lockfree::queue, 4,i:   6,766,398 msg/sec
          boost::lockfree::queue, 5,s:   6,420,275 msg/sec
          boost::lockfree::queue, 5,i:   6,469,414 msg/sec
          boost::lockfree::queue, 6,s:   6,034,613 msg/sec
          boost::lockfree::queue, 6,i:   6,086,857 msg/sec
          boost::lockfree::queue, 7,s:   6,061,058 msg/sec
          boost::lockfree::queue, 7,i:   6,031,395 msg/sec
          boost::lockfree::queue, 8,s:   5,443,530 msg/sec
          boost::lockfree::queue, 8,i:   5,723,037 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 109,592,322 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  48,297,544 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,748,365 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,544,319 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,094,557 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,392,531 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,198,475 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,796,196 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,692,332 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,710,795 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,349,339 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  41,800,810 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,331,476 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,941,577 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,040,849 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,438,552 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,290,583 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,494,757 msg/sec
                pthread_spinlock, 1,s:  28,850,799 msg/sec
                pthread_spinlock, 1,i:  25,386,954 msg/sec
                pthread_spinlock, 2,s:  15,669,120 msg/sec
                pthread_spinlock, 2,i:  17,003,666 msg/sec
                pthread_spinlock, 3,s:   8,299,880 msg/sec
                pthread_spinlock, 3,i:  11,973,298 msg/sec
                pthread_spinlock, 4,s:   6,591,695 msg/sec
                pthread_spinlock, 4,i:   8,689,990 msg/sec
                pthread_spinlock, 5,s:   8,743,595 msg/sec
                pthread_spinlock, 5,i:   9,019,536 msg/sec
                pthread_spinlock, 6,s:   8,683,751 msg/sec
                pthread_spinlock, 6,i:   9,057,824 msg/sec
                pthread_spinlock, 7,s:   7,600,516 msg/sec
                pthread_spinlock, 7,i:   7,645,786 msg/sec
                pthread_spinlock, 8,s:   6,687,694 msg/sec
                pthread_spinlock, 8,i:   7,208,083 msg/sec
                      std::mutex, 1,s:   7,337,837 msg/sec
                      std::mutex, 1,i:   6,205,106 msg/sec
                      std::mutex, 2,s:   5,849,796 msg/sec
                      std::mutex, 2,i:   5,954,808 msg/sec
                      std::mutex, 3,s:   6,097,532 msg/sec
                      std::mutex, 3,i:   5,399,430 msg/sec
                      std::mutex, 4,s:   5,297,607 msg/sec
                      std::mutex, 4,i:   6,247,930 msg/sec
                      std::mutex, 5,s:   6,097,743 msg/sec
                      std::mutex, 5,i:   6,025,871 msg/sec
                      std::mutex, 6,s:   5,987,460 msg/sec
                      std::mutex, 6,i:   5,925,662 msg/sec
                      std::mutex, 7,s:   5,828,851 msg/sec
                      std::mutex, 7,i:   5,834,876 msg/sec
                      std::mutex, 8,s:   5,705,434 msg/sec
                      std::mutex, 8,i:   5,703,673 msg/sec
                 tbb::spin_mutex, 1,s:  37,693,930 msg/sec
                 tbb::spin_mutex, 1,i:  33,062,878 msg/sec
                 tbb::spin_mutex, 2,s:  21,274,850 msg/sec
                 tbb::spin_mutex, 2,i:  18,427,151 msg/sec
                 tbb::spin_mutex, 3,s:   8,469,434 msg/sec
                 tbb::spin_mutex, 3,i:  10,697,064 msg/sec
                 tbb::spin_mutex, 4,s:   3,088,877 msg/sec
                 tbb::spin_mutex, 4,i:   6,301,152 msg/sec
                 tbb::spin_mutex, 5,s:   5,586,795 msg/sec
                 tbb::spin_mutex, 5,i:   5,486,440 msg/sec
                 tbb::spin_mutex, 6,s:   5,205,006 msg/sec
                 tbb::spin_mutex, 6,i:   4,379,221 msg/sec
                 tbb::spin_mutex, 7,s:   4,826,962 msg/sec
                 tbb::spin_mutex, 7,i:   4,284,013 msg/sec
                 tbb::spin_mutex, 8,s:   4,257,294 msg/sec
                 tbb::spin_mutex, 8,i:   4,074,756 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,302,889 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,317,992 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,266,546 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,075,625 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,546,567 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,706,019 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,978,020 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,275,769 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,764,104 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,657,636 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,809,317 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,702,159 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,878,949 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,125,410 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,890,974 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,439,353 msg/sec
     xenium::michael_scott_queue, 1,s:   9,494,971 msg/sec
     xenium::michael_scott_queue, 1,i:   9,516,100 msg/sec
     xenium::michael_scott_queue, 2,s:   8,591,132 msg/sec
     xenium::michael_scott_queue, 2,i:   8,585,319 msg/sec
     xenium::michael_scott_queue, 3,s:   7,339,341 msg/sec
     xenium::michael_scott_queue, 3,i:   7,647,100 msg/sec
     xenium::michael_scott_queue, 4,s:   6,309,904 msg/sec
     xenium::michael_scott_queue, 4,i:   6,351,541 msg/sec
     xenium::michael_scott_queue, 5,s:   6,291,625 msg/sec
     xenium::michael_scott_queue, 5,i:   6,619,832 msg/sec
     xenium::michael_scott_queue, 6,s:   6,556,061 msg/sec
     xenium::michael_scott_queue, 6,i:   6,979,064 msg/sec
     xenium::michael_scott_queue, 7,s:   6,319,286 msg/sec
     xenium::michael_scott_queue, 7,i:   6,555,607 msg/sec
     xenium::michael_scott_queue, 8,s:   6,001,023 msg/sec
     xenium::michael_scott_queue, 8,i:   6,096,718 msg/sec
         xenium::ramalhete_queue, 1,s:  31,947,460 msg/sec
         xenium::ramalhete_queue, 1,i:  32,580,972 msg/sec
         xenium::ramalhete_queue, 2,s:  23,561,944 msg/sec
         xenium::ramalhete_queue, 2,i:  23,363,643 msg/sec
         xenium::ramalhete_queue, 3,s:  29,377,821 msg/sec
         xenium::ramalhete_queue, 3,i:  28,485,427 msg/sec
         xenium::ramalhete_queue, 4,s:  33,938,728 msg/sec
         xenium::ramalhete_queue, 4,i:  33,441,216 msg/sec
         xenium::ramalhete_queue, 5,s:  31,949,029 msg/sec
         xenium::ramalhete_queue, 5,i:  36,075,271 msg/sec
         xenium::ramalhete_queue, 6,s:  34,067,186 msg/sec
         xenium::ramalhete_queue, 6,i:  38,924,386 msg/sec
         xenium::ramalhete_queue, 7,s:  35,044,710 msg/sec
         xenium::ramalhete_queue, 7,i:  41,809,717 msg/sec
         xenium::ramalhete_queue, 8,s:  35,540,807 msg/sec
         xenium::ramalhete_queue, 8,i:  44,340,098 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,940,268 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 102,438,557 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,062,276 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  22,570,763 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  14,968,003 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,776,429 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,469,067 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,286,048 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,013,132 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,436,500 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,829,472 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,539,500 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,181,072 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,066,396 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,399,663 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,212,527 msg/sec
                     AtomicQueue, 1,s: 286,258,811 msg/sec
                     AtomicQueue, 1,i: 215,797,079 msg/sec
                     AtomicQueue, 2,s:  12,334,009 msg/sec
                     AtomicQueue, 2,i:  11,733,457 msg/sec
                     AtomicQueue, 3,s:  10,803,429 msg/sec
                     AtomicQueue, 3,i:   9,906,325 msg/sec
                     AtomicQueue, 4,s:   8,195,640 msg/sec
                     AtomicQueue, 4,i:   8,209,297 msg/sec
                     AtomicQueue, 5,s:   8,015,926 msg/sec
                     AtomicQueue, 5,i:   8,103,431 msg/sec
                     AtomicQueue, 6,s:   7,834,615 msg/sec
                     AtomicQueue, 6,i:   7,623,485 msg/sec
                     AtomicQueue, 7,s:   7,110,930 msg/sec
                     AtomicQueue, 7,i:   7,942,194 msg/sec
                     AtomicQueue, 8,s:   6,318,384 msg/sec
                     AtomicQueue, 8,i:   7,323,651 msg/sec
                    AtomicQueueB, 1,s:  54,273,443 msg/sec
                    AtomicQueueB, 1,i:  43,056,596 msg/sec
                    AtomicQueueB, 2,s:  11,839,210 msg/sec
                    AtomicQueueB, 2,i:  11,485,644 msg/sec
                    AtomicQueueB, 3,s:  11,051,657 msg/sec
                    AtomicQueueB, 3,i:  10,122,187 msg/sec
                    AtomicQueueB, 4,s:   8,021,805 msg/sec
                    AtomicQueueB, 4,i:   7,978,303 msg/sec
                    AtomicQueueB, 5,s:   7,585,580 msg/sec
                    AtomicQueueB, 5,i:   7,737,759 msg/sec
                    AtomicQueueB, 6,s:   7,395,817 msg/sec
                    AtomicQueueB, 6,i:   7,567,792 msg/sec
                    AtomicQueueB, 7,s:   6,871,646 msg/sec
                    AtomicQueueB, 7,i:   7,737,673 msg/sec
                    AtomicQueueB, 8,s:   6,194,050 msg/sec
                    AtomicQueueB, 8,i:   7,142,046 msg/sec
             OptimistAtomicQueue, 1,s: 720,964,289 msg/sec
             OptimistAtomicQueue, 1,i: 541,978,247 msg/sec
             OptimistAtomicQueue, 2,s:  32,288,154 msg/sec
             OptimistAtomicQueue, 2,i:  32,386,464 msg/sec
             OptimistAtomicQueue, 3,s:  36,633,221 msg/sec
             OptimistAtomicQueue, 3,i:  37,396,585 msg/sec
             OptimistAtomicQueue, 4,s:  39,280,883 msg/sec
             OptimistAtomicQueue, 4,i:  39,401,504 msg/sec
             OptimistAtomicQueue, 5,s:  41,734,860 msg/sec
             OptimistAtomicQueue, 5,i:  46,533,100 msg/sec
             OptimistAtomicQueue, 6,s:  42,322,269 msg/sec
             OptimistAtomicQueue, 6,i:  50,261,822 msg/sec
             OptimistAtomicQueue, 7,s:  44,951,983 msg/sec
             OptimistAtomicQueue, 7,i:  53,044,142 msg/sec
             OptimistAtomicQueue, 8,s:  46,396,324 msg/sec
             OptimistAtomicQueue, 8,i:  50,201,689 msg/sec
            OptimistAtomicQueueB, 1,s:  78,008,555 msg/sec
            OptimistAtomicQueueB, 1,i: 182,346,331 msg/sec
            OptimistAtomicQueueB, 2,s:  32,214,688 msg/sec
            OptimistAtomicQueueB, 2,i:  31,876,728 msg/sec
            OptimistAtomicQueueB, 3,s:  36,269,475 msg/sec
            OptimistAtomicQueueB, 3,i:  36,910,799 msg/sec
            OptimistAtomicQueueB, 4,s:  38,698,372 msg/sec
            OptimistAtomicQueueB, 4,i:  38,631,256 msg/sec
            OptimistAtomicQueueB, 5,s:  40,514,307 msg/sec
            OptimistAtomicQueueB, 5,i:  45,179,042 msg/sec
            OptimistAtomicQueueB, 6,s:  40,640,302 msg/sec
            OptimistAtomicQueueB, 6,i:  49,292,916 msg/sec
            OptimistAtomicQueueB, 7,s:  41,908,351 msg/sec
            OptimistAtomicQueueB, 7,i:  51,555,066 msg/sec
            OptimistAtomicQueueB, 8,s:  44,424,625 msg/sec
            OptimistAtomicQueueB, 8,i:  47,755,093 msg/sec
                    AtomicQueue2, 1,s:  23,151,176 msg/sec
                    AtomicQueue2, 1,i:  23,029,731 msg/sec
                    AtomicQueue2, 2,s:  11,747,877 msg/sec
                    AtomicQueue2, 2,i:  11,441,940 msg/sec
                    AtomicQueue2, 3,s:   9,347,906 msg/sec
                    AtomicQueue2, 3,i:   9,365,856 msg/sec
                    AtomicQueue2, 4,s:   8,093,229 msg/sec
                    AtomicQueue2, 4,i:   8,069,328 msg/sec
                    AtomicQueue2, 5,s:   7,936,110 msg/sec
                    AtomicQueue2, 5,i:   8,046,061 msg/sec
                    AtomicQueue2, 6,s:   7,808,347 msg/sec
                    AtomicQueue2, 6,i:   7,537,345 msg/sec
                    AtomicQueue2, 7,s:   7,124,483 msg/sec
                    AtomicQueue2, 7,i:   7,884,382 msg/sec
                    AtomicQueue2, 8,s:   6,381,604 msg/sec
                    AtomicQueue2, 8,i:   7,269,637 msg/sec
                   AtomicQueueB2, 1,s:  36,235,162 msg/sec
                   AtomicQueueB2, 1,i:  32,634,122 msg/sec
                   AtomicQueueB2, 2,s:  11,432,875 msg/sec
                   AtomicQueueB2, 2,i:  11,122,374 msg/sec
                   AtomicQueueB2, 3,s:   9,668,583 msg/sec
                   AtomicQueueB2, 3,i:   9,527,331 msg/sec
                   AtomicQueueB2, 4,s:   7,919,949 msg/sec
                   AtomicQueueB2, 4,i:   7,798,802 msg/sec
                   AtomicQueueB2, 5,s:   7,372,331 msg/sec
                   AtomicQueueB2, 5,i:   7,722,233 msg/sec
                   AtomicQueueB2, 6,s:   7,269,013 msg/sec
                   AtomicQueueB2, 6,i:   7,440,457 msg/sec
                   AtomicQueueB2, 7,s:   6,906,418 msg/sec
                   AtomicQueueB2, 7,i:   7,672,092 msg/sec
                   AtomicQueueB2, 8,s:   6,320,670 msg/sec
                   AtomicQueueB2, 8,i:   7,097,845 msg/sec
            OptimistAtomicQueue2, 1,s: 465,672,649 msg/sec
            OptimistAtomicQueue2, 1,i:  29,847,786 msg/sec
            OptimistAtomicQueue2, 2,s:  24,270,418 msg/sec
            OptimistAtomicQueue2, 2,i:  24,016,555 msg/sec
            OptimistAtomicQueue2, 3,s:  30,303,841 msg/sec
            OptimistAtomicQueue2, 3,i:  29,946,271 msg/sec
            OptimistAtomicQueue2, 4,s:  35,960,414 msg/sec
            OptimistAtomicQueue2, 4,i:  33,155,185 msg/sec
            OptimistAtomicQueue2, 5,s:  37,262,448 msg/sec
            OptimistAtomicQueue2, 5,i:  41,013,200 msg/sec
            OptimistAtomicQueue2, 6,s:  40,512,760 msg/sec
            OptimistAtomicQueue2, 6,i:  49,147,296 msg/sec
            OptimistAtomicQueue2, 7,s:  43,181,879 msg/sec
            OptimistAtomicQueue2, 7,i:  51,497,160 msg/sec
            OptimistAtomicQueue2, 8,s:  43,763,517 msg/sec
            OptimistAtomicQueue2, 8,i:  49,804,663 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,568,667 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,938,629 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,310,082 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,172,745 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,737,570 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,774,421 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,346,990 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,898,055 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,685,631 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,360,069 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,316,350 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,393,608 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,689,630 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,137,302 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,028,856 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,216,324 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000158 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000474 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000224 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[290] 98m:36s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,019,399 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,088,414 msg/sec
          boost::lockfree::queue, 1,s:   6,825,371 msg/sec
          boost::lockfree::queue, 1,i:   6,990,543 msg/sec
          boost::lockfree::queue, 2,s:   7,559,024 msg/sec
          boost::lockfree::queue, 2,i:   7,374,771 msg/sec
          boost::lockfree::queue, 3,s:   7,427,452 msg/sec
          boost::lockfree::queue, 3,i:   7,586,517 msg/sec
          boost::lockfree::queue, 4,s:   6,408,414 msg/sec
          boost::lockfree::queue, 4,i:   6,761,836 msg/sec
          boost::lockfree::queue, 5,s:   6,478,843 msg/sec
          boost::lockfree::queue, 5,i:   6,422,990 msg/sec
          boost::lockfree::queue, 6,s:   6,031,236 msg/sec
          boost::lockfree::queue, 6,i:   6,127,144 msg/sec
          boost::lockfree::queue, 7,s:   6,022,463 msg/sec
          boost::lockfree::queue, 7,i:   6,140,170 msg/sec
          boost::lockfree::queue, 8,s:   5,552,907 msg/sec
          boost::lockfree::queue, 8,i:   5,671,218 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  53,642,251 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  46,570,559 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,915,966 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,125,388 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,770,638 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,717,135 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,559,706 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,809,942 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,640,394 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,076,725 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,415,160 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,892,773 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,741,871 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,093,789 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,066,094 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,554,411 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,814,924 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,672,675 msg/sec
                pthread_spinlock, 1,s:  28,862,747 msg/sec
                pthread_spinlock, 1,i:  25,436,993 msg/sec
                pthread_spinlock, 2,s:  15,519,362 msg/sec
                pthread_spinlock, 2,i:  16,993,311 msg/sec
                pthread_spinlock, 3,s:   8,413,028 msg/sec
                pthread_spinlock, 3,i:  11,959,463 msg/sec
                pthread_spinlock, 4,s:   6,515,189 msg/sec
                pthread_spinlock, 4,i:   9,080,494 msg/sec
                pthread_spinlock, 5,s:   8,698,801 msg/sec
                pthread_spinlock, 5,i:   9,391,103 msg/sec
                pthread_spinlock, 6,s:   8,385,615 msg/sec
                pthread_spinlock, 6,i:   8,900,985 msg/sec
                pthread_spinlock, 7,s:   7,528,157 msg/sec
                pthread_spinlock, 7,i:   7,904,142 msg/sec
                pthread_spinlock, 8,s:   6,776,230 msg/sec
                pthread_spinlock, 8,i:   6,959,532 msg/sec
                      std::mutex, 1,s:   7,537,893 msg/sec
                      std::mutex, 1,i:   6,976,868 msg/sec
                      std::mutex, 2,s:   5,727,537 msg/sec
                      std::mutex, 2,i:   6,121,074 msg/sec
                      std::mutex, 3,s:   5,970,653 msg/sec
                      std::mutex, 3,i:   5,959,921 msg/sec
                      std::mutex, 4,s:   6,181,883 msg/sec
                      std::mutex, 4,i:   6,195,634 msg/sec
                      std::mutex, 5,s:   6,044,255 msg/sec
                      std::mutex, 5,i:   5,645,718 msg/sec
                      std::mutex, 6,s:   5,874,240 msg/sec
                      std::mutex, 6,i:   5,852,717 msg/sec
                      std::mutex, 7,s:   5,791,189 msg/sec
                      std::mutex, 7,i:   5,758,940 msg/sec
                      std::mutex, 8,s:   5,649,610 msg/sec
                      std::mutex, 8,i:   5,673,160 msg/sec
                 tbb::spin_mutex, 1,s:  38,018,615 msg/sec
                 tbb::spin_mutex, 1,i:  33,155,420 msg/sec
                 tbb::spin_mutex, 2,s:  21,251,792 msg/sec
                 tbb::spin_mutex, 2,i:  18,307,702 msg/sec
                 tbb::spin_mutex, 3,s:   8,303,076 msg/sec
                 tbb::spin_mutex, 3,i:  10,264,270 msg/sec
                 tbb::spin_mutex, 4,s:   3,193,861 msg/sec
                 tbb::spin_mutex, 4,i:   6,316,841 msg/sec
                 tbb::spin_mutex, 5,s:   5,547,881 msg/sec
                 tbb::spin_mutex, 5,i:   5,644,917 msg/sec
                 tbb::spin_mutex, 6,s:   5,253,998 msg/sec
                 tbb::spin_mutex, 6,i:   4,378,600 msg/sec
                 tbb::spin_mutex, 7,s:   4,846,185 msg/sec
                 tbb::spin_mutex, 7,i:   4,344,289 msg/sec
                 tbb::spin_mutex, 8,s:   4,245,823 msg/sec
                 tbb::spin_mutex, 8,i:   4,063,468 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,276,217 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,193,217 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,770,915 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,863,279 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,438,409 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,481,903 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,078,632 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,519,052 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,579,889 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,549,653 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,720,811 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,696,583 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,839,278 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,805,661 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,068,381 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,077,984 msg/sec
     xenium::michael_scott_queue, 1,s:  10,148,901 msg/sec
     xenium::michael_scott_queue, 1,i:   9,814,873 msg/sec
     xenium::michael_scott_queue, 2,s:   8,514,512 msg/sec
     xenium::michael_scott_queue, 2,i:   8,621,958 msg/sec
     xenium::michael_scott_queue, 3,s:   7,082,227 msg/sec
     xenium::michael_scott_queue, 3,i:   7,518,707 msg/sec
     xenium::michael_scott_queue, 4,s:   6,349,656 msg/sec
     xenium::michael_scott_queue, 4,i:   6,324,273 msg/sec
     xenium::michael_scott_queue, 5,s:   6,261,881 msg/sec
     xenium::michael_scott_queue, 5,i:   6,577,477 msg/sec
     xenium::michael_scott_queue, 6,s:   6,562,946 msg/sec
     xenium::michael_scott_queue, 6,i:   6,994,428 msg/sec
     xenium::michael_scott_queue, 7,s:   6,323,842 msg/sec
     xenium::michael_scott_queue, 7,i:   6,531,474 msg/sec
     xenium::michael_scott_queue, 8,s:   5,968,151 msg/sec
     xenium::michael_scott_queue, 8,i:   6,065,602 msg/sec
         xenium::ramalhete_queue, 1,s:  31,513,629 msg/sec
         xenium::ramalhete_queue, 1,i:  31,586,668 msg/sec
         xenium::ramalhete_queue, 2,s:  23,480,494 msg/sec
         xenium::ramalhete_queue, 2,i:  23,283,797 msg/sec
         xenium::ramalhete_queue, 3,s:  29,153,117 msg/sec
         xenium::ramalhete_queue, 3,i:  28,658,547 msg/sec
         xenium::ramalhete_queue, 4,s:  33,767,344 msg/sec
         xenium::ramalhete_queue, 4,i:  33,484,861 msg/sec
         xenium::ramalhete_queue, 5,s:  32,035,241 msg/sec
         xenium::ramalhete_queue, 5,i:  35,912,155 msg/sec
         xenium::ramalhete_queue, 6,s:  33,960,410 msg/sec
         xenium::ramalhete_queue, 6,i:  39,123,893 msg/sec
         xenium::ramalhete_queue, 7,s:  35,073,430 msg/sec
         xenium::ramalhete_queue, 7,i:  42,053,237 msg/sec
         xenium::ramalhete_queue, 8,s:  35,575,836 msg/sec
         xenium::ramalhete_queue, 8,i:  43,913,679 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,113,388 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,782,832 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,053,413 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,915,087 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,386,184 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,200,082 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,502,172 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,153,255 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,905,567 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,284,959 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,954,671 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,278,321 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,249,431 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,947,726 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,414,209 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,374,074 msg/sec
                     AtomicQueue, 1,s:  60,045,898 msg/sec
                     AtomicQueue, 1,i:  56,914,855 msg/sec
                     AtomicQueue, 2,s:  12,321,114 msg/sec
                     AtomicQueue, 2,i:  11,736,524 msg/sec
                     AtomicQueue, 3,s:  10,751,047 msg/sec
                     AtomicQueue, 3,i:   9,949,215 msg/sec
                     AtomicQueue, 4,s:   8,206,468 msg/sec
                     AtomicQueue, 4,i:   8,189,933 msg/sec
                     AtomicQueue, 5,s:   7,997,421 msg/sec
                     AtomicQueue, 5,i:   8,148,610 msg/sec
                     AtomicQueue, 6,s:   7,688,655 msg/sec
                     AtomicQueue, 6,i:   7,618,742 msg/sec
                     AtomicQueue, 7,s:   7,168,570 msg/sec
                     AtomicQueue, 7,i:   7,987,841 msg/sec
                     AtomicQueue, 8,s:   6,325,494 msg/sec
                     AtomicQueue, 8,i:   7,440,412 msg/sec
                    AtomicQueueB, 1,s:  44,055,708 msg/sec
                    AtomicQueueB, 1,i:  45,551,133 msg/sec
                    AtomicQueueB, 2,s:  11,768,001 msg/sec
                    AtomicQueueB, 2,i:  11,466,767 msg/sec
                    AtomicQueueB, 3,s:  11,058,521 msg/sec
                    AtomicQueueB, 3,i:  10,069,052 msg/sec
                    AtomicQueueB, 4,s:   8,032,961 msg/sec
                    AtomicQueueB, 4,i:   8,085,183 msg/sec
                    AtomicQueueB, 5,s:   7,458,567 msg/sec
                    AtomicQueueB, 5,i:   7,840,798 msg/sec
                    AtomicQueueB, 6,s:   7,193,912 msg/sec
                    AtomicQueueB, 6,i:   7,523,030 msg/sec
                    AtomicQueueB, 7,s:   6,927,563 msg/sec
                    AtomicQueueB, 7,i:   7,700,283 msg/sec
                    AtomicQueueB, 8,s:   6,253,764 msg/sec
                    AtomicQueueB, 8,i:   6,996,780 msg/sec
             OptimistAtomicQueue, 1,s: 785,247,862 msg/sec
             OptimistAtomicQueue, 1,i: 516,041,737 msg/sec
             OptimistAtomicQueue, 2,s:  32,646,605 msg/sec
             OptimistAtomicQueue, 2,i:  32,712,399 msg/sec
             OptimistAtomicQueue, 3,s:  36,683,013 msg/sec
             OptimistAtomicQueue, 3,i:  37,404,529 msg/sec
             OptimistAtomicQueue, 4,s:  39,265,529 msg/sec
             OptimistAtomicQueue, 4,i:  39,392,026 msg/sec
             OptimistAtomicQueue, 5,s:  42,500,699 msg/sec
             OptimistAtomicQueue, 5,i:  46,360,860 msg/sec
             OptimistAtomicQueue, 6,s:  42,436,894 msg/sec
             OptimistAtomicQueue, 6,i:  50,510,860 msg/sec
             OptimistAtomicQueue, 7,s:  45,144,827 msg/sec
             OptimistAtomicQueue, 7,i:  52,944,386 msg/sec
             OptimistAtomicQueue, 8,s:  46,414,181 msg/sec
             OptimistAtomicQueue, 8,i:  48,829,373 msg/sec
            OptimistAtomicQueueB, 1,s:  77,981,252 msg/sec
            OptimistAtomicQueueB, 1,i:  77,594,164 msg/sec
            OptimistAtomicQueueB, 2,s:  31,722,519 msg/sec
            OptimistAtomicQueueB, 2,i:  32,224,346 msg/sec
            OptimistAtomicQueueB, 3,s:  36,250,284 msg/sec
            OptimistAtomicQueueB, 3,i:  36,824,062 msg/sec
            OptimistAtomicQueueB, 4,s:  38,723,410 msg/sec
            OptimistAtomicQueueB, 4,i:  38,682,181 msg/sec
            OptimistAtomicQueueB, 5,s:  41,050,553 msg/sec
            OptimistAtomicQueueB, 5,i:  45,974,218 msg/sec
            OptimistAtomicQueueB, 6,s:  41,045,564 msg/sec
            OptimistAtomicQueueB, 6,i:  49,249,491 msg/sec
            OptimistAtomicQueueB, 7,s:  42,426,903 msg/sec
            OptimistAtomicQueueB, 7,i:  48,182,890 msg/sec
            OptimistAtomicQueueB, 8,s:  44,463,992 msg/sec
            OptimistAtomicQueueB, 8,i:  47,969,898 msg/sec
                    AtomicQueue2, 1,s:  23,100,294 msg/sec
                    AtomicQueue2, 1,i:  23,131,117 msg/sec
                    AtomicQueue2, 2,s:  11,824,537 msg/sec
                    AtomicQueue2, 2,i:  11,492,315 msg/sec
                    AtomicQueue2, 3,s:   9,475,748 msg/sec
                    AtomicQueue2, 3,i:   9,387,290 msg/sec
                    AtomicQueue2, 4,s:   8,014,238 msg/sec
                    AtomicQueue2, 4,i:   8,024,929 msg/sec
                    AtomicQueue2, 5,s:   7,949,344 msg/sec
                    AtomicQueue2, 5,i:   8,027,745 msg/sec
                    AtomicQueue2, 6,s:   7,703,589 msg/sec
                    AtomicQueue2, 6,i:   7,537,819 msg/sec
                    AtomicQueue2, 7,s:   7,158,678 msg/sec
                    AtomicQueue2, 7,i:   7,885,812 msg/sec
                    AtomicQueue2, 8,s:   6,384,475 msg/sec
                    AtomicQueue2, 8,i:   7,241,135 msg/sec
                   AtomicQueueB2, 1,s:  36,329,936 msg/sec
                   AtomicQueueB2, 1,i:  36,364,862 msg/sec
                   AtomicQueueB2, 2,s:  11,428,443 msg/sec
                   AtomicQueueB2, 2,i:  11,138,811 msg/sec
                   AtomicQueueB2, 3,s:   9,558,106 msg/sec
                   AtomicQueueB2, 3,i:   9,580,396 msg/sec
                   AtomicQueueB2, 4,s:   7,903,015 msg/sec
                   AtomicQueueB2, 4,i:   7,835,417 msg/sec
                   AtomicQueueB2, 5,s:   7,419,874 msg/sec
                   AtomicQueueB2, 5,i:   7,604,242 msg/sec
                   AtomicQueueB2, 6,s:   7,245,028 msg/sec
                   AtomicQueueB2, 6,i:   7,455,933 msg/sec
                   AtomicQueueB2, 7,s:   6,895,126 msg/sec
                   AtomicQueueB2, 7,i:   7,713,223 msg/sec
                   AtomicQueueB2, 8,s:   6,256,051 msg/sec
                   AtomicQueueB2, 8,i:   6,950,077 msg/sec
            OptimistAtomicQueue2, 1,s:  32,672,818 msg/sec
            OptimistAtomicQueue2, 1,i:  31,566,280 msg/sec
            OptimistAtomicQueue2, 2,s:  29,516,399 msg/sec
            OptimistAtomicQueue2, 2,i:  24,237,323 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,503 msg/sec
            OptimistAtomicQueue2, 3,i:  29,899,655 msg/sec
            OptimistAtomicQueue2, 4,s:  33,239,657 msg/sec
            OptimistAtomicQueue2, 4,i:  33,168,317 msg/sec
            OptimistAtomicQueue2, 5,s:  36,934,388 msg/sec
            OptimistAtomicQueue2, 5,i:  40,155,371 msg/sec
            OptimistAtomicQueue2, 6,s:  40,470,801 msg/sec
            OptimistAtomicQueue2, 6,i:  49,395,818 msg/sec
            OptimistAtomicQueue2, 7,s:  42,913,023 msg/sec
            OptimistAtomicQueue2, 7,i:  51,542,919 msg/sec
            OptimistAtomicQueue2, 8,s:  43,942,986 msg/sec
            OptimistAtomicQueue2, 8,i:  48,443,556 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,208,463 msg/sec
           OptimistAtomicQueueB2, 1,i:  72,783,547 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,474,579 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,931,782 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,371,392 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,957,691 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,352,529 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,799,096 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,596,093 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,572,192 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,585,233 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,364,759 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,148,625 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,259,538 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,223,459 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,027,372 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000150 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000293 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000307 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[291] 97m:17s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,374,989 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,698,080 msg/sec
          boost::lockfree::queue, 1,s:   7,936,088 msg/sec
          boost::lockfree::queue, 1,i:   6,865,152 msg/sec
          boost::lockfree::queue, 2,s:   7,648,558 msg/sec
          boost::lockfree::queue, 2,i:   7,497,554 msg/sec
          boost::lockfree::queue, 3,s:   7,354,727 msg/sec
          boost::lockfree::queue, 3,i:   7,569,678 msg/sec
          boost::lockfree::queue, 4,s:   6,423,633 msg/sec
          boost::lockfree::queue, 4,i:   6,805,358 msg/sec
          boost::lockfree::queue, 5,s:   6,425,286 msg/sec
          boost::lockfree::queue, 5,i:   6,455,249 msg/sec
          boost::lockfree::queue, 6,s:   5,966,981 msg/sec
          boost::lockfree::queue, 6,i:   6,074,276 msg/sec
          boost::lockfree::queue, 7,s:   5,987,853 msg/sec
          boost::lockfree::queue, 7,i:   6,050,952 msg/sec
          boost::lockfree::queue, 8,s:   5,386,790 msg/sec
          boost::lockfree::queue, 8,i:   5,614,910 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 473,354,575 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 448,334,895 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,159,022 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,591,371 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,231,545 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,019,430 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,632,017 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,084,352 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,499,908 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,003,868 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,320,589 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,038,877 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,588,862 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,929,115 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,906,374 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  51,826,019 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,299,332 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,748,482 msg/sec
                pthread_spinlock, 1,s:  28,695,012 msg/sec
                pthread_spinlock, 1,i:  27,255,390 msg/sec
                pthread_spinlock, 2,s:  15,593,925 msg/sec
                pthread_spinlock, 2,i:  16,944,418 msg/sec
                pthread_spinlock, 3,s:   8,427,676 msg/sec
                pthread_spinlock, 3,i:  12,147,377 msg/sec
                pthread_spinlock, 4,s:   6,474,449 msg/sec
                pthread_spinlock, 4,i:   8,891,988 msg/sec
                pthread_spinlock, 5,s:   8,832,237 msg/sec
                pthread_spinlock, 5,i:   9,658,657 msg/sec
                pthread_spinlock, 6,s:   8,534,663 msg/sec
                pthread_spinlock, 6,i:   8,477,772 msg/sec
                pthread_spinlock, 7,s:   7,520,109 msg/sec
                pthread_spinlock, 7,i:   7,603,695 msg/sec
                pthread_spinlock, 8,s:   6,844,033 msg/sec
                pthread_spinlock, 8,i:   6,821,338 msg/sec
                      std::mutex, 1,s:   6,327,897 msg/sec
                      std::mutex, 1,i:   6,283,207 msg/sec
                      std::mutex, 2,s:   5,474,902 msg/sec
                      std::mutex, 2,i:   5,313,587 msg/sec
                      std::mutex, 3,s:   4,927,406 msg/sec
                      std::mutex, 3,i:   6,075,796 msg/sec
                      std::mutex, 4,s:   6,212,324 msg/sec
                      std::mutex, 4,i:   6,360,672 msg/sec
                      std::mutex, 5,s:   6,160,663 msg/sec
                      std::mutex, 5,i:   5,710,105 msg/sec
                      std::mutex, 6,s:   5,913,344 msg/sec
                      std::mutex, 6,i:   6,015,544 msg/sec
                      std::mutex, 7,s:   5,891,646 msg/sec
                      std::mutex, 7,i:   5,889,022 msg/sec
                      std::mutex, 8,s:   5,764,269 msg/sec
                      std::mutex, 8,i:   5,779,805 msg/sec
                 tbb::spin_mutex, 1,s:  37,965,671 msg/sec
                 tbb::spin_mutex, 1,i:  32,769,178 msg/sec
                 tbb::spin_mutex, 2,s:  21,259,516 msg/sec
                 tbb::spin_mutex, 2,i:  18,464,052 msg/sec
                 tbb::spin_mutex, 3,s:   7,426,969 msg/sec
                 tbb::spin_mutex, 3,i:  10,137,503 msg/sec
                 tbb::spin_mutex, 4,s:   3,160,089 msg/sec
                 tbb::spin_mutex, 4,i:   6,300,274 msg/sec
                 tbb::spin_mutex, 5,s:   5,486,008 msg/sec
                 tbb::spin_mutex, 5,i:   5,918,090 msg/sec
                 tbb::spin_mutex, 6,s:   5,378,229 msg/sec
                 tbb::spin_mutex, 6,i:   4,326,751 msg/sec
                 tbb::spin_mutex, 7,s:   4,830,610 msg/sec
                 tbb::spin_mutex, 7,i:   4,342,129 msg/sec
                 tbb::spin_mutex, 8,s:   4,248,249 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,968 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,508,159 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,140,676 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,881,884 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,495,787 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,964,259 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,634,892 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,340,539 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,192,218 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,813,978 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,179,349 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,007,970 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,455,800 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,988,137 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,613,017 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,041,858 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,756,548 msg/sec
     xenium::michael_scott_queue, 1,s:   9,352,716 msg/sec
     xenium::michael_scott_queue, 1,i:   9,193,843 msg/sec
     xenium::michael_scott_queue, 2,s:   8,401,987 msg/sec
     xenium::michael_scott_queue, 2,i:   8,450,469 msg/sec
     xenium::michael_scott_queue, 3,s:   7,146,761 msg/sec
     xenium::michael_scott_queue, 3,i:   7,564,358 msg/sec
     xenium::michael_scott_queue, 4,s:   6,303,980 msg/sec
     xenium::michael_scott_queue, 4,i:   6,395,344 msg/sec
     xenium::michael_scott_queue, 5,s:   6,288,708 msg/sec
     xenium::michael_scott_queue, 5,i:   6,686,557 msg/sec
     xenium::michael_scott_queue, 6,s:   6,558,670 msg/sec
     xenium::michael_scott_queue, 6,i:   6,961,887 msg/sec
     xenium::michael_scott_queue, 7,s:   6,324,004 msg/sec
     xenium::michael_scott_queue, 7,i:   6,521,183 msg/sec
     xenium::michael_scott_queue, 8,s:   5,946,066 msg/sec
     xenium::michael_scott_queue, 8,i:   6,235,202 msg/sec
         xenium::ramalhete_queue, 1,s:  32,385,354 msg/sec
         xenium::ramalhete_queue, 1,i:  32,586,053 msg/sec
         xenium::ramalhete_queue, 2,s:  23,543,134 msg/sec
         xenium::ramalhete_queue, 2,i:  23,320,542 msg/sec
         xenium::ramalhete_queue, 3,s:  29,126,041 msg/sec
         xenium::ramalhete_queue, 3,i:  28,441,038 msg/sec
         xenium::ramalhete_queue, 4,s:  33,715,906 msg/sec
         xenium::ramalhete_queue, 4,i:  33,473,126 msg/sec
         xenium::ramalhete_queue, 5,s:  31,966,284 msg/sec
         xenium::ramalhete_queue, 5,i:  36,198,329 msg/sec
         xenium::ramalhete_queue, 6,s:  34,000,878 msg/sec
         xenium::ramalhete_queue, 6,i:  38,937,367 msg/sec
         xenium::ramalhete_queue, 7,s:  35,184,880 msg/sec
         xenium::ramalhete_queue, 7,i:  41,780,293 msg/sec
         xenium::ramalhete_queue, 8,s:  35,516,301 msg/sec
         xenium::ramalhete_queue, 8,i:  43,784,670 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,472,616 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,421,129 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,357,112 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,034,049 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,703,205 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,922,827 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,632,637 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,318,718 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,813,528 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,247,752 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,022,302 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,693,518 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,288,352 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,915,410 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,402,157 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,250,147 msg/sec
                     AtomicQueue, 1,s:  56,373,844 msg/sec
                     AtomicQueue, 1,i:  55,858,116 msg/sec
                     AtomicQueue, 2,s:  12,267,604 msg/sec
                     AtomicQueue, 2,i:  11,740,264 msg/sec
                     AtomicQueue, 3,s:  10,790,603 msg/sec
                     AtomicQueue, 3,i:   9,949,293 msg/sec
                     AtomicQueue, 4,s:   8,202,554 msg/sec
                     AtomicQueue, 4,i:   8,192,303 msg/sec
                     AtomicQueue, 5,s:   7,993,973 msg/sec
                     AtomicQueue, 5,i:   8,127,014 msg/sec
                     AtomicQueue, 6,s:   7,839,122 msg/sec
                     AtomicQueue, 6,i:   7,615,103 msg/sec
                     AtomicQueue, 7,s:   7,100,932 msg/sec
                     AtomicQueue, 7,i:   8,001,669 msg/sec
                     AtomicQueue, 8,s:   6,343,041 msg/sec
                     AtomicQueue, 8,i:   7,436,539 msg/sec
                    AtomicQueueB, 1,s:  43,792,194 msg/sec
                    AtomicQueueB, 1,i:  43,008,376 msg/sec
                    AtomicQueueB, 2,s:  11,782,163 msg/sec
                    AtomicQueueB, 2,i:  11,477,499 msg/sec
                    AtomicQueueB, 3,s:  10,992,221 msg/sec
                    AtomicQueueB, 3,i:  10,219,663 msg/sec
                    AtomicQueueB, 4,s:   8,061,343 msg/sec
                    AtomicQueueB, 4,i:   7,939,842 msg/sec
                    AtomicQueueB, 5,s:   7,477,905 msg/sec
                    AtomicQueueB, 5,i:   7,763,116 msg/sec
                    AtomicQueueB, 6,s:   7,343,914 msg/sec
                    AtomicQueueB, 6,i:   7,492,053 msg/sec
                    AtomicQueueB, 7,s:   6,889,796 msg/sec
                    AtomicQueueB, 7,i:   7,732,930 msg/sec
                    AtomicQueueB, 8,s:   6,262,970 msg/sec
                    AtomicQueueB, 8,i:   7,141,161 msg/sec
             OptimistAtomicQueue, 1,s: 771,227,506 msg/sec
             OptimistAtomicQueue, 1,i: 527,445,842 msg/sec
             OptimistAtomicQueue, 2,s:  32,571,985 msg/sec
             OptimistAtomicQueue, 2,i:  32,629,570 msg/sec
             OptimistAtomicQueue, 3,s:  36,615,994 msg/sec
             OptimistAtomicQueue, 3,i:  37,390,426 msg/sec
             OptimistAtomicQueue, 4,s:  39,262,835 msg/sec
             OptimistAtomicQueue, 4,i:  39,371,305 msg/sec
             OptimistAtomicQueue, 5,s:  42,365,367 msg/sec
             OptimistAtomicQueue, 5,i:  46,481,672 msg/sec
             OptimistAtomicQueue, 6,s:  41,953,008 msg/sec
             OptimistAtomicQueue, 6,i:  50,410,607 msg/sec
             OptimistAtomicQueue, 7,s:  45,143,857 msg/sec
             OptimistAtomicQueue, 7,i:  49,481,287 msg/sec
             OptimistAtomicQueue, 8,s:  46,529,692 msg/sec
             OptimistAtomicQueue, 8,i:  49,202,509 msg/sec
            OptimistAtomicQueueB, 1,s: 142,967,462 msg/sec
            OptimistAtomicQueueB, 1,i:  77,644,679 msg/sec
            OptimistAtomicQueueB, 2,s:  32,368,732 msg/sec
            OptimistAtomicQueueB, 2,i:  32,356,990 msg/sec
            OptimistAtomicQueueB, 3,s:  36,236,005 msg/sec
            OptimistAtomicQueueB, 3,i:  36,702,376 msg/sec
            OptimistAtomicQueueB, 4,s:  38,752,487 msg/sec
            OptimistAtomicQueueB, 4,i:  38,745,646 msg/sec
            OptimistAtomicQueueB, 5,s:  41,043,562 msg/sec
            OptimistAtomicQueueB, 5,i:  46,051,026 msg/sec
            OptimistAtomicQueueB, 6,s:  40,579,651 msg/sec
            OptimistAtomicQueueB, 6,i:  48,645,779 msg/sec
            OptimistAtomicQueueB, 7,s:  41,886,059 msg/sec
            OptimistAtomicQueueB, 7,i:  51,498,731 msg/sec
            OptimistAtomicQueueB, 8,s:  44,245,255 msg/sec
            OptimistAtomicQueueB, 8,i:  48,233,613 msg/sec
                    AtomicQueue2, 1,s:  22,889,156 msg/sec
                    AtomicQueue2, 1,i:  22,853,700 msg/sec
                    AtomicQueue2, 2,s:  11,804,251 msg/sec
                    AtomicQueue2, 2,i:  11,490,617 msg/sec
                    AtomicQueue2, 3,s:   9,636,506 msg/sec
                    AtomicQueue2, 3,i:   9,428,169 msg/sec
                    AtomicQueue2, 4,s:   8,007,238 msg/sec
                    AtomicQueue2, 4,i:   8,073,713 msg/sec
                    AtomicQueue2, 5,s:   7,891,542 msg/sec
                    AtomicQueue2, 5,i:   8,064,820 msg/sec
                    AtomicQueue2, 6,s:   7,630,342 msg/sec
                    AtomicQueue2, 6,i:   7,481,753 msg/sec
                    AtomicQueue2, 7,s:   7,097,019 msg/sec
                    AtomicQueue2, 7,i:   7,876,047 msg/sec
                    AtomicQueue2, 8,s:   6,385,604 msg/sec
                    AtomicQueue2, 8,i:   7,274,193 msg/sec
                   AtomicQueueB2, 1,s:  36,672,164 msg/sec
                   AtomicQueueB2, 1,i:  32,609,731 msg/sec
                   AtomicQueueB2, 2,s:  11,281,187 msg/sec
                   AtomicQueueB2, 2,i:  11,102,347 msg/sec
                   AtomicQueueB2, 3,s:   9,577,515 msg/sec
                   AtomicQueueB2, 3,i:   9,571,253 msg/sec
                   AtomicQueueB2, 4,s:   7,886,426 msg/sec
                   AtomicQueueB2, 4,i:   7,801,693 msg/sec
                   AtomicQueueB2, 5,s:   7,427,545 msg/sec
                   AtomicQueueB2, 5,i:   7,704,676 msg/sec
                   AtomicQueueB2, 6,s:   7,229,621 msg/sec
                   AtomicQueueB2, 6,i:   7,439,650 msg/sec
                   AtomicQueueB2, 7,s:   6,895,707 msg/sec
                   AtomicQueueB2, 7,i:   7,714,630 msg/sec
                   AtomicQueueB2, 8,s:   6,262,284 msg/sec
                   AtomicQueueB2, 8,i:   7,059,520 msg/sec
            OptimistAtomicQueue2, 1,s:  32,063,736 msg/sec
            OptimistAtomicQueue2, 1,i:  29,490,339 msg/sec
            OptimistAtomicQueue2, 2,s:  24,273,614 msg/sec
            OptimistAtomicQueue2, 2,i:  24,349,796 msg/sec
            OptimistAtomicQueue2, 3,s:  30,502,883 msg/sec
            OptimistAtomicQueue2, 3,i:  29,949,962 msg/sec
            OptimistAtomicQueue2, 4,s:  33,180,350 msg/sec
            OptimistAtomicQueue2, 4,i:  33,164,446 msg/sec
            OptimistAtomicQueue2, 5,s:  36,963,571 msg/sec
            OptimistAtomicQueue2, 5,i:  40,037,694 msg/sec
            OptimistAtomicQueue2, 6,s:  40,119,050 msg/sec
            OptimistAtomicQueue2, 6,i:  49,217,898 msg/sec
            OptimistAtomicQueue2, 7,s:  42,821,587 msg/sec
            OptimistAtomicQueue2, 7,i:  47,907,626 msg/sec
            OptimistAtomicQueue2, 8,s:  43,896,649 msg/sec
            OptimistAtomicQueue2, 8,i:  48,294,829 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,309,589 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,876,060 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,840,276 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,195,506 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,744,276 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,576,018 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,212,521 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,973,967 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,513,313 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,139,992 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,537,409 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,394,515 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,714,177 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,184,357 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,170,011 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,003,526 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000233 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000514 sec/round-trip
                 tbb::spin_mutex: 0.000000308 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000393 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[292] 95m:58s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,861,504 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,757,954 msg/sec
          boost::lockfree::queue, 1,s:   8,019,137 msg/sec
          boost::lockfree::queue, 1,i:   6,814,025 msg/sec
          boost::lockfree::queue, 2,s:   7,665,704 msg/sec
          boost::lockfree::queue, 2,i:   7,452,732 msg/sec
          boost::lockfree::queue, 3,s:   7,460,263 msg/sec
          boost::lockfree::queue, 3,i:   7,542,039 msg/sec
          boost::lockfree::queue, 4,s:   6,421,310 msg/sec
          boost::lockfree::queue, 4,i:   6,814,454 msg/sec
          boost::lockfree::queue, 5,s:   6,426,085 msg/sec
          boost::lockfree::queue, 5,i:   6,485,962 msg/sec
          boost::lockfree::queue, 6,s:   5,974,814 msg/sec
          boost::lockfree::queue, 6,i:   6,094,189 msg/sec
          boost::lockfree::queue, 7,s:   5,850,436 msg/sec
          boost::lockfree::queue, 7,i:   6,075,073 msg/sec
          boost::lockfree::queue, 8,s:   5,465,532 msg/sec
          boost::lockfree::queue, 8,i:   5,704,245 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  99,733,241 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  95,439,727 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,858,281 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,040,472 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,674,285 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,281,776 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,972,799 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,016,298 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,242,681 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,984,485 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,408,288 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,323,807 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,440,874 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,161,160 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,177,092 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,507,123 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,486,066 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,243,046 msg/sec
                pthread_spinlock, 1,s:  29,089,454 msg/sec
                pthread_spinlock, 1,i:  29,457,411 msg/sec
                pthread_spinlock, 2,s:  15,596,125 msg/sec
                pthread_spinlock, 2,i:  17,110,047 msg/sec
                pthread_spinlock, 3,s:   8,347,096 msg/sec
                pthread_spinlock, 3,i:  11,980,567 msg/sec
                pthread_spinlock, 4,s:   6,500,612 msg/sec
                pthread_spinlock, 4,i:   8,779,383 msg/sec
                pthread_spinlock, 5,s:   8,644,399 msg/sec
                pthread_spinlock, 5,i:   9,476,963 msg/sec
                pthread_spinlock, 6,s:   8,623,769 msg/sec
                pthread_spinlock, 6,i:   8,412,639 msg/sec
                pthread_spinlock, 7,s:   7,528,417 msg/sec
                pthread_spinlock, 7,i:   7,550,762 msg/sec
                pthread_spinlock, 8,s:   6,661,337 msg/sec
                pthread_spinlock, 8,i:   6,852,655 msg/sec
                      std::mutex, 1,s:   8,170,536 msg/sec
                      std::mutex, 1,i:   8,401,664 msg/sec
                      std::mutex, 2,s:   6,183,833 msg/sec
                      std::mutex, 2,i:   6,557,336 msg/sec
                      std::mutex, 3,s:   5,506,124 msg/sec
                      std::mutex, 3,i:   5,016,559 msg/sec
                      std::mutex, 4,s:   6,943,922 msg/sec
                      std::mutex, 4,i:   7,045,638 msg/sec
                      std::mutex, 5,s:   6,739,344 msg/sec
                      std::mutex, 5,i:   6,502,769 msg/sec
                      std::mutex, 6,s:   6,541,530 msg/sec
                      std::mutex, 6,i:   6,488,906 msg/sec
                      std::mutex, 7,s:   6,346,160 msg/sec
                      std::mutex, 7,i:   6,354,678 msg/sec
                      std::mutex, 8,s:   6,133,073 msg/sec
                      std::mutex, 8,i:   6,181,434 msg/sec
                 tbb::spin_mutex, 1,s:  37,719,029 msg/sec
                 tbb::spin_mutex, 1,i:  37,707,790 msg/sec
                 tbb::spin_mutex, 2,s:  21,055,732 msg/sec
                 tbb::spin_mutex, 2,i:  18,314,254 msg/sec
                 tbb::spin_mutex, 3,s:   7,993,631 msg/sec
                 tbb::spin_mutex, 3,i:  10,389,417 msg/sec
                 tbb::spin_mutex, 4,s:   3,158,689 msg/sec
                 tbb::spin_mutex, 4,i:   6,307,422 msg/sec
                 tbb::spin_mutex, 5,s:   5,252,306 msg/sec
                 tbb::spin_mutex, 5,i:   5,803,249 msg/sec
                 tbb::spin_mutex, 6,s:   5,305,042 msg/sec
                 tbb::spin_mutex, 6,i:   4,388,798 msg/sec
                 tbb::spin_mutex, 7,s:   4,697,624 msg/sec
                 tbb::spin_mutex, 7,i:   4,324,430 msg/sec
                 tbb::spin_mutex, 8,s:   4,232,503 msg/sec
                 tbb::spin_mutex, 8,i:   4,086,516 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,486,301 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,044,241 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,793,457 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,712,937 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,979,568 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,709,934 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,289,319 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,212,524 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,559,441 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,172,927 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,966,926 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,457,443 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,003,698 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,604,240 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,059,409 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,706,875 msg/sec
     xenium::michael_scott_queue, 1,s:   9,265,902 msg/sec
     xenium::michael_scott_queue, 1,i:   9,302,372 msg/sec
     xenium::michael_scott_queue, 2,s:   8,409,415 msg/sec
     xenium::michael_scott_queue, 2,i:   8,484,604 msg/sec
     xenium::michael_scott_queue, 3,s:   7,385,929 msg/sec
     xenium::michael_scott_queue, 3,i:   7,566,238 msg/sec
     xenium::michael_scott_queue, 4,s:   6,228,541 msg/sec
     xenium::michael_scott_queue, 4,i:   6,399,664 msg/sec
     xenium::michael_scott_queue, 5,s:   6,268,743 msg/sec
     xenium::michael_scott_queue, 5,i:   6,623,783 msg/sec
     xenium::michael_scott_queue, 6,s:   6,447,163 msg/sec
     xenium::michael_scott_queue, 6,i:   6,684,317 msg/sec
     xenium::michael_scott_queue, 7,s:   6,294,801 msg/sec
     xenium::michael_scott_queue, 7,i:   6,509,145 msg/sec
     xenium::michael_scott_queue, 8,s:   5,973,831 msg/sec
     xenium::michael_scott_queue, 8,i:   6,105,518 msg/sec
         xenium::ramalhete_queue, 1,s:  32,389,640 msg/sec
         xenium::ramalhete_queue, 1,i:  32,685,615 msg/sec
         xenium::ramalhete_queue, 2,s:  23,377,772 msg/sec
         xenium::ramalhete_queue, 2,i:  23,337,462 msg/sec
         xenium::ramalhete_queue, 3,s:  29,204,945 msg/sec
         xenium::ramalhete_queue, 3,i:  28,630,223 msg/sec
         xenium::ramalhete_queue, 4,s:  33,868,810 msg/sec
         xenium::ramalhete_queue, 4,i:  33,518,187 msg/sec
         xenium::ramalhete_queue, 5,s:  32,194,873 msg/sec
         xenium::ramalhete_queue, 5,i:  36,170,846 msg/sec
         xenium::ramalhete_queue, 6,s:  34,037,435 msg/sec
         xenium::ramalhete_queue, 6,i:  38,801,784 msg/sec
         xenium::ramalhete_queue, 7,s:  35,147,071 msg/sec
         xenium::ramalhete_queue, 7,i:  41,095,673 msg/sec
         xenium::ramalhete_queue, 8,s:  35,615,592 msg/sec
         xenium::ramalhete_queue, 8,i:  44,086,664 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,889,520 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,167,187 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,711,003 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,093,660 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,621,972 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,909,048 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,623,131 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,428,965 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,993,714 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,341,786 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,909,388 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,203,304 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,262,842 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,105,857 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,395,244 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,469,199 msg/sec
                     AtomicQueue, 1,s: 168,318,870 msg/sec
                     AtomicQueue, 1,i:  57,150,123 msg/sec
                     AtomicQueue, 2,s:  12,278,048 msg/sec
                     AtomicQueue, 2,i:  11,727,653 msg/sec
                     AtomicQueue, 3,s:  10,768,570 msg/sec
                     AtomicQueue, 3,i:   9,912,560 msg/sec
                     AtomicQueue, 4,s:   8,179,338 msg/sec
                     AtomicQueue, 4,i:   8,184,713 msg/sec
                     AtomicQueue, 5,s:   8,032,859 msg/sec
                     AtomicQueue, 5,i:   8,148,083 msg/sec
                     AtomicQueue, 6,s:   7,793,199 msg/sec
                     AtomicQueue, 6,i:   7,636,526 msg/sec
                     AtomicQueue, 7,s:   7,141,949 msg/sec
                     AtomicQueue, 7,i:   8,010,108 msg/sec
                     AtomicQueue, 8,s:   6,337,382 msg/sec
                     AtomicQueue, 8,i:   7,451,757 msg/sec
                    AtomicQueueB, 1,s:  76,100,380 msg/sec
                    AtomicQueueB, 1,i:  47,995,655 msg/sec
                    AtomicQueueB, 2,s:  11,933,582 msg/sec
                    AtomicQueueB, 2,i:  11,520,176 msg/sec
                    AtomicQueueB, 3,s:  10,992,972 msg/sec
                    AtomicQueueB, 3,i:  10,187,787 msg/sec
                    AtomicQueueB, 4,s:   8,076,767 msg/sec
                    AtomicQueueB, 4,i:   8,000,357 msg/sec
                    AtomicQueueB, 5,s:   7,700,917 msg/sec
                    AtomicQueueB, 5,i:   7,813,086 msg/sec
                    AtomicQueueB, 6,s:   7,303,286 msg/sec
                    AtomicQueueB, 6,i:   7,559,730 msg/sec
                    AtomicQueueB, 7,s:   6,857,629 msg/sec
                    AtomicQueueB, 7,i:   7,691,438 msg/sec
                    AtomicQueueB, 8,s:   6,252,411 msg/sec
                    AtomicQueueB, 8,i:   7,098,264 msg/sec
             OptimistAtomicQueue, 1,s: 813,155,721 msg/sec
             OptimistAtomicQueue, 1,i: 640,218,596 msg/sec
             OptimistAtomicQueue, 2,s:  32,159,159 msg/sec
             OptimistAtomicQueue, 2,i:  32,719,735 msg/sec
             OptimistAtomicQueue, 3,s:  36,694,752 msg/sec
             OptimistAtomicQueue, 3,i:  37,409,013 msg/sec
             OptimistAtomicQueue, 4,s:  39,248,954 msg/sec
             OptimistAtomicQueue, 4,i:  39,367,915 msg/sec
             OptimistAtomicQueue, 5,s:  42,318,272 msg/sec
             OptimistAtomicQueue, 5,i:  48,221,718 msg/sec
             OptimistAtomicQueue, 6,s:  42,081,271 msg/sec
             OptimistAtomicQueue, 6,i:  50,490,762 msg/sec
             OptimistAtomicQueue, 7,s:  44,362,803 msg/sec
             OptimistAtomicQueue, 7,i:  52,037,351 msg/sec
             OptimistAtomicQueue, 8,s:  46,340,526 msg/sec
             OptimistAtomicQueue, 8,i:  49,748,773 msg/sec
            OptimistAtomicQueueB, 1,s: 188,674,839 msg/sec
            OptimistAtomicQueueB, 1,i:  76,660,489 msg/sec
            OptimistAtomicQueueB, 2,s:  32,165,373 msg/sec
            OptimistAtomicQueueB, 2,i:  32,159,389 msg/sec
            OptimistAtomicQueueB, 3,s:  36,209,825 msg/sec
            OptimistAtomicQueueB, 3,i:  36,877,742 msg/sec
            OptimistAtomicQueueB, 4,s:  38,712,918 msg/sec
            OptimistAtomicQueueB, 4,i:  38,704,776 msg/sec
            OptimistAtomicQueueB, 5,s:  40,251,089 msg/sec
            OptimistAtomicQueueB, 5,i:  46,087,251 msg/sec
            OptimistAtomicQueueB, 6,s:  40,813,516 msg/sec
            OptimistAtomicQueueB, 6,i:  48,752,718 msg/sec
            OptimistAtomicQueueB, 7,s:  42,248,287 msg/sec
            OptimistAtomicQueueB, 7,i:  51,501,337 msg/sec
            OptimistAtomicQueueB, 8,s:  44,115,316 msg/sec
            OptimistAtomicQueueB, 8,i:  48,020,497 msg/sec
                    AtomicQueue2, 1,s:  23,156,023 msg/sec
                    AtomicQueue2, 1,i:  23,074,690 msg/sec
                    AtomicQueue2, 2,s:  11,806,512 msg/sec
                    AtomicQueue2, 2,i:  11,406,081 msg/sec
                    AtomicQueue2, 3,s:   9,483,909 msg/sec
                    AtomicQueue2, 3,i:   9,445,180 msg/sec
                    AtomicQueue2, 4,s:   8,049,705 msg/sec
                    AtomicQueue2, 4,i:   8,037,546 msg/sec
                    AtomicQueue2, 5,s:   7,880,647 msg/sec
                    AtomicQueue2, 5,i:   7,983,221 msg/sec
                    AtomicQueue2, 6,s:   7,840,588 msg/sec
                    AtomicQueue2, 6,i:   7,528,329 msg/sec
                    AtomicQueue2, 7,s:   7,214,622 msg/sec
                    AtomicQueue2, 7,i:   7,884,097 msg/sec
                    AtomicQueue2, 8,s:   6,374,914 msg/sec
                    AtomicQueue2, 8,i:   7,362,405 msg/sec
                   AtomicQueueB2, 1,s:  36,001,914 msg/sec
                   AtomicQueueB2, 1,i:  32,627,089 msg/sec
                   AtomicQueueB2, 2,s:  11,366,080 msg/sec
                   AtomicQueueB2, 2,i:  11,128,724 msg/sec
                   AtomicQueueB2, 3,s:   9,744,371 msg/sec
                   AtomicQueueB2, 3,i:   9,418,972 msg/sec
                   AtomicQueueB2, 4,s:   7,954,549 msg/sec
                   AtomicQueueB2, 4,i:   7,794,443 msg/sec
                   AtomicQueueB2, 5,s:   7,470,456 msg/sec
                   AtomicQueueB2, 5,i:   7,724,518 msg/sec
                   AtomicQueueB2, 6,s:   7,235,898 msg/sec
                   AtomicQueueB2, 6,i:   7,450,019 msg/sec
                   AtomicQueueB2, 7,s:   6,838,286 msg/sec
                   AtomicQueueB2, 7,i:   7,775,829 msg/sec
                   AtomicQueueB2, 8,s:   6,247,402 msg/sec
                   AtomicQueueB2, 8,i:   7,079,718 msg/sec
            OptimistAtomicQueue2, 1,s: 437,651,748 msg/sec
            OptimistAtomicQueue2, 1,i: 169,079,844 msg/sec
            OptimistAtomicQueue2, 2,s:  22,641,288 msg/sec
            OptimistAtomicQueue2, 2,i:  24,536,388 msg/sec
            OptimistAtomicQueue2, 3,s:  30,809,978 msg/sec
            OptimistAtomicQueue2, 3,i:  30,065,334 msg/sec
            OptimistAtomicQueue2, 4,s:  33,160,559 msg/sec
            OptimistAtomicQueue2, 4,i:  33,389,631 msg/sec
            OptimistAtomicQueue2, 5,s:  36,972,063 msg/sec
            OptimistAtomicQueue2, 5,i:  40,111,445 msg/sec
            OptimistAtomicQueue2, 6,s:  40,116,613 msg/sec
            OptimistAtomicQueue2, 6,i:  48,950,522 msg/sec
            OptimistAtomicQueue2, 7,s:  43,043,571 msg/sec
            OptimistAtomicQueue2, 7,i:  51,389,564 msg/sec
            OptimistAtomicQueue2, 8,s:  43,959,863 msg/sec
            OptimistAtomicQueue2, 8,i:  49,512,521 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,930,808 msg/sec
           OptimistAtomicQueueB2, 1,i:  39,479,199 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,736,628 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,875,135 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,762,073 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,164,278 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,284,119 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,914,944 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,641,062 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,615,385 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,316,764 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,219,208 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,094,026 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,418,810 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,185,891 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,868,601 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000135 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000221 sec/round-trip
                pthread_spinlock: 0.000000264 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000282 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000198 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000150 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[293] 94m:40s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,336,564 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,661,860 msg/sec
          boost::lockfree::queue, 1,s:   6,891,447 msg/sec
          boost::lockfree::queue, 1,i:   6,882,693 msg/sec
          boost::lockfree::queue, 2,s:   7,597,116 msg/sec
          boost::lockfree::queue, 2,i:   7,480,044 msg/sec
          boost::lockfree::queue, 3,s:   7,385,288 msg/sec
          boost::lockfree::queue, 3,i:   7,566,423 msg/sec
          boost::lockfree::queue, 4,s:   6,425,157 msg/sec
          boost::lockfree::queue, 4,i:   6,751,355 msg/sec
          boost::lockfree::queue, 5,s:   6,488,776 msg/sec
          boost::lockfree::queue, 5,i:   6,442,546 msg/sec
          boost::lockfree::queue, 6,s:   6,021,324 msg/sec
          boost::lockfree::queue, 6,i:   6,154,060 msg/sec
          boost::lockfree::queue, 7,s:   5,928,633 msg/sec
          boost::lockfree::queue, 7,i:   6,050,642 msg/sec
          boost::lockfree::queue, 8,s:   5,467,018 msg/sec
          boost::lockfree::queue, 8,i:   5,680,856 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 452,424,713 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 179,993,781 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,248,485 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,195,929 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,951,989 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,771,450 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,159,799 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,676,085 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,735,068 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,852,958 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,343,960 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,054,314 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,510,032 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  29,704,645 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,193,164 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,673,051 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,403,125 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,784,109 msg/sec
                pthread_spinlock, 1,s:  28,848,316 msg/sec
                pthread_spinlock, 1,i:  25,518,962 msg/sec
                pthread_spinlock, 2,s:  15,634,512 msg/sec
                pthread_spinlock, 2,i:  17,098,600 msg/sec
                pthread_spinlock, 3,s:   8,330,036 msg/sec
                pthread_spinlock, 3,i:  12,007,992 msg/sec
                pthread_spinlock, 4,s:   6,535,160 msg/sec
                pthread_spinlock, 4,i:   9,168,796 msg/sec
                pthread_spinlock, 5,s:   8,663,403 msg/sec
                pthread_spinlock, 5,i:   9,130,245 msg/sec
                pthread_spinlock, 6,s:   8,550,028 msg/sec
                pthread_spinlock, 6,i:   8,372,123 msg/sec
                pthread_spinlock, 7,s:   7,645,520 msg/sec
                pthread_spinlock, 7,i:   7,521,073 msg/sec
                pthread_spinlock, 8,s:   6,664,177 msg/sec
                pthread_spinlock, 8,i:   6,885,014 msg/sec
                      std::mutex, 1,s:   6,292,365 msg/sec
                      std::mutex, 1,i:   6,387,382 msg/sec
                      std::mutex, 2,s:   5,761,759 msg/sec
                      std::mutex, 2,i:   5,949,826 msg/sec
                      std::mutex, 3,s:   5,971,603 msg/sec
                      std::mutex, 3,i:   6,100,776 msg/sec
                      std::mutex, 4,s:   6,204,919 msg/sec
                      std::mutex, 4,i:   6,349,166 msg/sec
                      std::mutex, 5,s:   6,074,127 msg/sec
                      std::mutex, 5,i:   6,004,707 msg/sec
                      std::mutex, 6,s:   6,034,192 msg/sec
                      std::mutex, 6,i:   5,912,572 msg/sec
                      std::mutex, 7,s:   5,884,266 msg/sec
                      std::mutex, 7,i:   5,859,628 msg/sec
                      std::mutex, 8,s:   5,807,792 msg/sec
                      std::mutex, 8,i:   5,696,493 msg/sec
                 tbb::spin_mutex, 1,s:  37,959,602 msg/sec
                 tbb::spin_mutex, 1,i:  37,910,686 msg/sec
                 tbb::spin_mutex, 2,s:  21,315,844 msg/sec
                 tbb::spin_mutex, 2,i:  18,311,539 msg/sec
                 tbb::spin_mutex, 3,s:   8,322,403 msg/sec
                 tbb::spin_mutex, 3,i:  11,192,702 msg/sec
                 tbb::spin_mutex, 4,s:   3,286,428 msg/sec
                 tbb::spin_mutex, 4,i:   6,421,501 msg/sec
                 tbb::spin_mutex, 5,s:   5,485,367 msg/sec
                 tbb::spin_mutex, 5,i:   5,478,076 msg/sec
                 tbb::spin_mutex, 6,s:   5,241,012 msg/sec
                 tbb::spin_mutex, 6,i:   4,384,264 msg/sec
                 tbb::spin_mutex, 7,s:   4,820,875 msg/sec
                 tbb::spin_mutex, 7,i:   4,373,412 msg/sec
                 tbb::spin_mutex, 8,s:   3,865,857 msg/sec
                 tbb::spin_mutex, 8,i:   4,091,500 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,573,817 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,183,003 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,937,529 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,809,840 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,396,762 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,693,600 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,110,849 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,455,730 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,664,692 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,789,653 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,927,734 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,012,868 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,799,190 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,136,439 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,646,812 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,323,984 msg/sec
     xenium::michael_scott_queue, 1,s:   9,463,412 msg/sec
     xenium::michael_scott_queue, 1,i:   9,469,964 msg/sec
     xenium::michael_scott_queue, 2,s:   8,398,613 msg/sec
     xenium::michael_scott_queue, 2,i:   8,484,542 msg/sec
     xenium::michael_scott_queue, 3,s:   7,279,497 msg/sec
     xenium::michael_scott_queue, 3,i:   7,521,700 msg/sec
     xenium::michael_scott_queue, 4,s:   6,265,692 msg/sec
     xenium::michael_scott_queue, 4,i:   6,319,877 msg/sec
     xenium::michael_scott_queue, 5,s:   6,276,414 msg/sec
     xenium::michael_scott_queue, 5,i:   6,601,457 msg/sec
     xenium::michael_scott_queue, 6,s:   6,493,473 msg/sec
     xenium::michael_scott_queue, 6,i:   6,903,341 msg/sec
     xenium::michael_scott_queue, 7,s:   6,344,387 msg/sec
     xenium::michael_scott_queue, 7,i:   6,486,921 msg/sec
     xenium::michael_scott_queue, 8,s:   5,912,374 msg/sec
     xenium::michael_scott_queue, 8,i:   6,316,992 msg/sec
         xenium::ramalhete_queue, 1,s:  31,824,017 msg/sec
         xenium::ramalhete_queue, 1,i:  31,425,074 msg/sec
         xenium::ramalhete_queue, 2,s:  23,496,027 msg/sec
         xenium::ramalhete_queue, 2,i:  23,306,096 msg/sec
         xenium::ramalhete_queue, 3,s:  29,124,672 msg/sec
         xenium::ramalhete_queue, 3,i:  28,437,076 msg/sec
         xenium::ramalhete_queue, 4,s:  33,974,625 msg/sec
         xenium::ramalhete_queue, 4,i:  33,550,317 msg/sec
         xenium::ramalhete_queue, 5,s:  32,606,458 msg/sec
         xenium::ramalhete_queue, 5,i:  38,098,395 msg/sec
         xenium::ramalhete_queue, 6,s:  33,835,562 msg/sec
         xenium::ramalhete_queue, 6,i:  38,499,534 msg/sec
         xenium::ramalhete_queue, 7,s:  34,867,387 msg/sec
         xenium::ramalhete_queue, 7,i:  41,496,942 msg/sec
         xenium::ramalhete_queue, 8,s:  35,368,667 msg/sec
         xenium::ramalhete_queue, 8,i:  44,227,562 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,992,497 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 118,253,630 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,199,950 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,207,935 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,752,046 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,872,363 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,484,561 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,413,867 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,946,614 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,331,486 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,789,916 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,738,177 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,210,933 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,014,505 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,062 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,226,499 msg/sec
                     AtomicQueue, 1,s:  84,268,794 msg/sec
                     AtomicQueue, 1,i:  56,660,911 msg/sec
                     AtomicQueue, 2,s:  12,109,530 msg/sec
                     AtomicQueue, 2,i:  11,745,627 msg/sec
                     AtomicQueue, 3,s:  10,738,319 msg/sec
                     AtomicQueue, 3,i:  10,018,979 msg/sec
                     AtomicQueue, 4,s:   8,198,819 msg/sec
                     AtomicQueue, 4,i:   8,204,124 msg/sec
                     AtomicQueue, 5,s:   8,025,456 msg/sec
                     AtomicQueue, 5,i:   8,137,353 msg/sec
                     AtomicQueue, 6,s:   7,763,352 msg/sec
                     AtomicQueue, 6,i:   7,618,455 msg/sec
                     AtomicQueue, 7,s:   7,053,983 msg/sec
                     AtomicQueue, 7,i:   8,007,742 msg/sec
                     AtomicQueue, 8,s:   6,347,555 msg/sec
                     AtomicQueue, 8,i:   7,397,654 msg/sec
                    AtomicQueueB, 1,s:  92,722,401 msg/sec
                    AtomicQueueB, 1,i:  42,613,077 msg/sec
                    AtomicQueueB, 2,s:  11,832,718 msg/sec
                    AtomicQueueB, 2,i:  11,478,747 msg/sec
                    AtomicQueueB, 3,s:  11,049,035 msg/sec
                    AtomicQueueB, 3,i:  10,065,589 msg/sec
                    AtomicQueueB, 4,s:   8,079,970 msg/sec
                    AtomicQueueB, 4,i:   7,992,734 msg/sec
                    AtomicQueueB, 5,s:   7,633,646 msg/sec
                    AtomicQueueB, 5,i:   7,824,291 msg/sec
                    AtomicQueueB, 6,s:   7,310,672 msg/sec
                    AtomicQueueB, 6,i:   7,511,484 msg/sec
                    AtomicQueueB, 7,s:   6,883,199 msg/sec
                    AtomicQueueB, 7,i:   7,754,923 msg/sec
                    AtomicQueueB, 8,s:   6,327,408 msg/sec
                    AtomicQueueB, 8,i:   7,194,033 msg/sec
             OptimistAtomicQueue, 1,s: 707,512,294 msg/sec
             OptimistAtomicQueue, 1,i: 528,653,760 msg/sec
             OptimistAtomicQueue, 2,s:  32,163,276 msg/sec
             OptimistAtomicQueue, 2,i:  32,343,608 msg/sec
             OptimistAtomicQueue, 3,s:  36,657,392 msg/sec
             OptimistAtomicQueue, 3,i:  37,330,732 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,423 msg/sec
             OptimistAtomicQueue, 4,i:  39,368,376 msg/sec
             OptimistAtomicQueue, 5,s:  42,525,420 msg/sec
             OptimistAtomicQueue, 5,i:  48,374,109 msg/sec
             OptimistAtomicQueue, 6,s:  42,675,245 msg/sec
             OptimistAtomicQueue, 6,i:  50,484,272 msg/sec
             OptimistAtomicQueue, 7,s:  45,414,310 msg/sec
             OptimistAtomicQueue, 7,i:  51,801,874 msg/sec
             OptimistAtomicQueue, 8,s:  46,481,407 msg/sec
             OptimistAtomicQueue, 8,i:  49,238,885 msg/sec
            OptimistAtomicQueueB, 1,s: 144,045,969 msg/sec
            OptimistAtomicQueueB, 1,i:  76,997,062 msg/sec
            OptimistAtomicQueueB, 2,s:  32,107,567 msg/sec
            OptimistAtomicQueueB, 2,i:  32,229,935 msg/sec
            OptimistAtomicQueueB, 3,s:  36,247,562 msg/sec
            OptimistAtomicQueueB, 3,i:  36,987,099 msg/sec
            OptimistAtomicQueueB, 4,s:  38,724,686 msg/sec
            OptimistAtomicQueueB, 4,i:  38,813,889 msg/sec
            OptimistAtomicQueueB, 5,s:  40,261,171 msg/sec
            OptimistAtomicQueueB, 5,i:  45,308,759 msg/sec
            OptimistAtomicQueueB, 6,s:  41,165,874 msg/sec
            OptimistAtomicQueueB, 6,i:  49,016,234 msg/sec
            OptimistAtomicQueueB, 7,s:  41,682,489 msg/sec
            OptimistAtomicQueueB, 7,i:  51,372,082 msg/sec
            OptimistAtomicQueueB, 8,s:  44,499,828 msg/sec
            OptimistAtomicQueueB, 8,i:  47,868,758 msg/sec
                    AtomicQueue2, 1,s:  23,207,148 msg/sec
                    AtomicQueue2, 1,i:  22,886,452 msg/sec
                    AtomicQueue2, 2,s:  11,838,136 msg/sec
                    AtomicQueue2, 2,i:  11,414,212 msg/sec
                    AtomicQueue2, 3,s:   9,705,102 msg/sec
                    AtomicQueue2, 3,i:   9,541,122 msg/sec
                    AtomicQueue2, 4,s:   8,157,226 msg/sec
                    AtomicQueue2, 4,i:   8,018,368 msg/sec
                    AtomicQueue2, 5,s:   7,887,318 msg/sec
                    AtomicQueue2, 5,i:   8,017,939 msg/sec
                    AtomicQueue2, 6,s:   7,831,789 msg/sec
                    AtomicQueue2, 6,i:   7,552,303 msg/sec
                    AtomicQueue2, 7,s:   7,096,087 msg/sec
                    AtomicQueue2, 7,i:   7,898,589 msg/sec
                    AtomicQueue2, 8,s:   6,366,736 msg/sec
                    AtomicQueue2, 8,i:   7,343,655 msg/sec
                   AtomicQueueB2, 1,s:  36,340,682 msg/sec
                   AtomicQueueB2, 1,i:  36,124,196 msg/sec
                   AtomicQueueB2, 2,s:  11,333,306 msg/sec
                   AtomicQueueB2, 2,i:  11,106,930 msg/sec
                   AtomicQueueB2, 3,s:   9,645,050 msg/sec
                   AtomicQueueB2, 3,i:   9,311,302 msg/sec
                   AtomicQueueB2, 4,s:   7,843,490 msg/sec
                   AtomicQueueB2, 4,i:   7,791,267 msg/sec
                   AtomicQueueB2, 5,s:   7,333,530 msg/sec
                   AtomicQueueB2, 5,i:   7,685,615 msg/sec
                   AtomicQueueB2, 6,s:   7,241,580 msg/sec
                   AtomicQueueB2, 6,i:   7,448,851 msg/sec
                   AtomicQueueB2, 7,s:   6,920,082 msg/sec
                   AtomicQueueB2, 7,i:   7,605,819 msg/sec
                   AtomicQueueB2, 8,s:   6,298,434 msg/sec
                   AtomicQueueB2, 8,i:   7,144,586 msg/sec
            OptimistAtomicQueue2, 1,s: 377,156,284 msg/sec
            OptimistAtomicQueue2, 1,i:  31,805,361 msg/sec
            OptimistAtomicQueue2, 2,s:  25,072,266 msg/sec
            OptimistAtomicQueue2, 2,i:  24,162,647 msg/sec
            OptimistAtomicQueue2, 3,s:  30,338,473 msg/sec
            OptimistAtomicQueue2, 3,i:  30,658,873 msg/sec
            OptimistAtomicQueue2, 4,s:  33,240,202 msg/sec
            OptimistAtomicQueue2, 4,i:  32,970,649 msg/sec
            OptimistAtomicQueue2, 5,s:  37,462,717 msg/sec
            OptimistAtomicQueue2, 5,i:  40,275,895 msg/sec
            OptimistAtomicQueue2, 6,s:  40,109,804 msg/sec
            OptimistAtomicQueue2, 6,i:  49,249,407 msg/sec
            OptimistAtomicQueue2, 7,s:  42,859,535 msg/sec
            OptimistAtomicQueue2, 7,i:  51,403,781 msg/sec
            OptimistAtomicQueue2, 8,s:  43,858,917 msg/sec
            OptimistAtomicQueue2, 8,i:  48,750,380 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,818,810 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,870,918 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,837,493 msg/sec
           OptimistAtomicQueueB2, 2,i:  27,392,617 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,682,120 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,028,044 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,338,376 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,730,252 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,536,579 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,113,220 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,566,027 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,275,560 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,161,820 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,470,186 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,205,873 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,004,269 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000314 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000261 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000257 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000173 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[294] 93m:21s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,625,310 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,988,355 msg/sec
          boost::lockfree::queue, 1,s:   6,847,954 msg/sec
          boost::lockfree::queue, 1,i:   6,856,671 msg/sec
          boost::lockfree::queue, 2,s:   7,625,065 msg/sec
          boost::lockfree::queue, 2,i:   7,479,630 msg/sec
          boost::lockfree::queue, 3,s:   7,407,771 msg/sec
          boost::lockfree::queue, 3,i:   7,587,528 msg/sec
          boost::lockfree::queue, 4,s:   6,418,065 msg/sec
          boost::lockfree::queue, 4,i:   6,766,816 msg/sec
          boost::lockfree::queue, 5,s:   6,438,941 msg/sec
          boost::lockfree::queue, 5,i:   6,457,070 msg/sec
          boost::lockfree::queue, 6,s:   5,992,620 msg/sec
          boost::lockfree::queue, 6,i:   6,094,969 msg/sec
          boost::lockfree::queue, 7,s:   6,030,871 msg/sec
          boost::lockfree::queue, 7,i:   6,028,671 msg/sec
          boost::lockfree::queue, 8,s:   5,462,086 msg/sec
          boost::lockfree::queue, 8,i:   5,569,166 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 473,623,437 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 446,122,608 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,794,141 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,392,787 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,624,653 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,362,391 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,217,013 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,687,268 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,180,269 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,968,341 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,391,122 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,966,918 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  44,861,459 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,317,627 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,116,955 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,447,663 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,522,850 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,725,701 msg/sec
                pthread_spinlock, 1,s:  29,125,504 msg/sec
                pthread_spinlock, 1,i:  25,292,383 msg/sec
                pthread_spinlock, 2,s:  15,466,094 msg/sec
                pthread_spinlock, 2,i:  17,800,716 msg/sec
                pthread_spinlock, 3,s:   8,433,751 msg/sec
                pthread_spinlock, 3,i:  12,042,261 msg/sec
                pthread_spinlock, 4,s:   6,501,762 msg/sec
                pthread_spinlock, 4,i:   9,156,430 msg/sec
                pthread_spinlock, 5,s:   8,627,343 msg/sec
                pthread_spinlock, 5,i:   9,526,924 msg/sec
                pthread_spinlock, 6,s:   8,525,403 msg/sec
                pthread_spinlock, 6,i:   9,191,194 msg/sec
                pthread_spinlock, 7,s:   7,885,435 msg/sec
                pthread_spinlock, 7,i:   7,478,578 msg/sec
                pthread_spinlock, 8,s:   6,680,241 msg/sec
                pthread_spinlock, 8,i:   7,023,284 msg/sec
                      std::mutex, 1,s:   7,193,761 msg/sec
                      std::mutex, 1,i:   6,780,384 msg/sec
                      std::mutex, 2,s:   5,431,468 msg/sec
                      std::mutex, 2,i:   5,724,967 msg/sec
                      std::mutex, 3,s:   5,635,548 msg/sec
                      std::mutex, 3,i:   5,947,333 msg/sec
                      std::mutex, 4,s:   6,299,882 msg/sec
                      std::mutex, 4,i:   6,199,501 msg/sec
                      std::mutex, 5,s:   6,078,549 msg/sec
                      std::mutex, 5,i:   5,988,750 msg/sec
                      std::mutex, 6,s:   5,925,690 msg/sec
                      std::mutex, 6,i:   5,837,993 msg/sec
                      std::mutex, 7,s:   5,823,466 msg/sec
                      std::mutex, 7,i:   5,868,509 msg/sec
                      std::mutex, 8,s:   5,746,654 msg/sec
                      std::mutex, 8,i:   5,690,228 msg/sec
                 tbb::spin_mutex, 1,s:  37,778,859 msg/sec
                 tbb::spin_mutex, 1,i:  37,734,671 msg/sec
                 tbb::spin_mutex, 2,s:  21,112,405 msg/sec
                 tbb::spin_mutex, 2,i:  18,621,925 msg/sec
                 tbb::spin_mutex, 3,s:   7,383,407 msg/sec
                 tbb::spin_mutex, 3,i:  10,222,079 msg/sec
                 tbb::spin_mutex, 4,s:   3,060,161 msg/sec
                 tbb::spin_mutex, 4,i:   6,316,953 msg/sec
                 tbb::spin_mutex, 5,s:   5,464,921 msg/sec
                 tbb::spin_mutex, 5,i:   5,615,863 msg/sec
                 tbb::spin_mutex, 6,s:   5,314,038 msg/sec
                 tbb::spin_mutex, 6,i:   4,390,532 msg/sec
                 tbb::spin_mutex, 7,s:   4,861,384 msg/sec
                 tbb::spin_mutex, 7,i:   4,388,465 msg/sec
                 tbb::spin_mutex, 8,s:   4,261,325 msg/sec
                 tbb::spin_mutex, 8,i:   4,069,187 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,017,381 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,471,433 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,899,926 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,266,740 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,052,979 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,807,807 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,437,754 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,268,483 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,763,260 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,906,574 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,059,654 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,930,496 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,907,899 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,951,924 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,962,681 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,077,253 msg/sec
     xenium::michael_scott_queue, 1,s:   9,268,641 msg/sec
     xenium::michael_scott_queue, 1,i:   9,399,924 msg/sec
     xenium::michael_scott_queue, 2,s:   8,458,767 msg/sec
     xenium::michael_scott_queue, 2,i:   8,463,865 msg/sec
     xenium::michael_scott_queue, 3,s:   7,173,048 msg/sec
     xenium::michael_scott_queue, 3,i:   7,532,930 msg/sec
     xenium::michael_scott_queue, 4,s:   6,296,254 msg/sec
     xenium::michael_scott_queue, 4,i:   6,319,866 msg/sec
     xenium::michael_scott_queue, 5,s:   6,292,423 msg/sec
     xenium::michael_scott_queue, 5,i:   6,689,935 msg/sec
     xenium::michael_scott_queue, 6,s:   6,582,005 msg/sec
     xenium::michael_scott_queue, 6,i:   6,697,849 msg/sec
     xenium::michael_scott_queue, 7,s:   6,297,443 msg/sec
     xenium::michael_scott_queue, 7,i:   6,501,231 msg/sec
     xenium::michael_scott_queue, 8,s:   5,981,836 msg/sec
     xenium::michael_scott_queue, 8,i:   6,136,651 msg/sec
         xenium::ramalhete_queue, 1,s:  32,183,262 msg/sec
         xenium::ramalhete_queue, 1,i:  32,196,819 msg/sec
         xenium::ramalhete_queue, 2,s:  24,279,814 msg/sec
         xenium::ramalhete_queue, 2,i:  23,381,031 msg/sec
         xenium::ramalhete_queue, 3,s:  29,222,418 msg/sec
         xenium::ramalhete_queue, 3,i:  28,486,788 msg/sec
         xenium::ramalhete_queue, 4,s:  33,794,548 msg/sec
         xenium::ramalhete_queue, 4,i:  33,494,223 msg/sec
         xenium::ramalhete_queue, 5,s:  32,207,302 msg/sec
         xenium::ramalhete_queue, 5,i:  38,430,903 msg/sec
         xenium::ramalhete_queue, 6,s:  33,958,266 msg/sec
         xenium::ramalhete_queue, 6,i:  39,826,767 msg/sec
         xenium::ramalhete_queue, 7,s:  35,105,051 msg/sec
         xenium::ramalhete_queue, 7,i:  41,153,598 msg/sec
         xenium::ramalhete_queue, 8,s:  35,535,875 msg/sec
         xenium::ramalhete_queue, 8,i:  43,997,590 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,380,546 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  97,904,385 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,619,642 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,619,582 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,631,767 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,922,348 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,503,082 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,216,680 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,961,184 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,337,191 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,020,761 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,278,537 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,210,386 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,372,602 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,418,687 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,562,868 msg/sec
                     AtomicQueue, 1,s:  61,160,248 msg/sec
                     AtomicQueue, 1,i:  57,332,545 msg/sec
                     AtomicQueue, 2,s:  12,217,290 msg/sec
                     AtomicQueue, 2,i:  11,736,334 msg/sec
                     AtomicQueue, 3,s:  10,833,686 msg/sec
                     AtomicQueue, 3,i:   9,975,612 msg/sec
                     AtomicQueue, 4,s:   8,194,848 msg/sec
                     AtomicQueue, 4,i:   8,213,264 msg/sec
                     AtomicQueue, 5,s:   8,029,708 msg/sec
                     AtomicQueue, 5,i:   8,004,617 msg/sec
                     AtomicQueue, 6,s:   7,832,906 msg/sec
                     AtomicQueue, 6,i:   7,613,259 msg/sec
                     AtomicQueue, 7,s:   7,144,226 msg/sec
                     AtomicQueue, 7,i:   7,972,635 msg/sec
                     AtomicQueue, 8,s:   6,337,284 msg/sec
                     AtomicQueue, 8,i:   7,471,251 msg/sec
                    AtomicQueueB, 1,s:  50,975,101 msg/sec
                    AtomicQueueB, 1,i:  50,620,298 msg/sec
                    AtomicQueueB, 2,s:  11,928,623 msg/sec
                    AtomicQueueB, 2,i:  11,480,307 msg/sec
                    AtomicQueueB, 3,s:  10,976,365 msg/sec
                    AtomicQueueB, 3,i:  10,227,033 msg/sec
                    AtomicQueueB, 4,s:   8,038,725 msg/sec
                    AtomicQueueB, 4,i:   7,962,894 msg/sec
                    AtomicQueueB, 5,s:   7,549,022 msg/sec
                    AtomicQueueB, 5,i:   7,832,746 msg/sec
                    AtomicQueueB, 6,s:   7,305,841 msg/sec
                    AtomicQueueB, 6,i:   7,542,121 msg/sec
                    AtomicQueueB, 7,s:   6,814,583 msg/sec
                    AtomicQueueB, 7,i:   7,711,616 msg/sec
                    AtomicQueueB, 8,s:   6,231,217 msg/sec
                    AtomicQueueB, 8,i:   7,120,569 msg/sec
             OptimistAtomicQueue, 1,s: 498,625,165 msg/sec
             OptimistAtomicQueue, 1,i: 487,380,322 msg/sec
             OptimistAtomicQueue, 2,s:  32,557,246 msg/sec
             OptimistAtomicQueue, 2,i:  32,680,216 msg/sec
             OptimistAtomicQueue, 3,s:  36,639,646 msg/sec
             OptimistAtomicQueue, 3,i:  37,423,855 msg/sec
             OptimistAtomicQueue, 4,s:  39,272,616 msg/sec
             OptimistAtomicQueue, 4,i:  39,396,541 msg/sec
             OptimistAtomicQueue, 5,s:  41,691,659 msg/sec
             OptimistAtomicQueue, 5,i:  46,302,026 msg/sec
             OptimistAtomicQueue, 6,s:  42,173,636 msg/sec
             OptimistAtomicQueue, 6,i:  49,876,612 msg/sec
             OptimistAtomicQueue, 7,s:  44,329,911 msg/sec
             OptimistAtomicQueue, 7,i:  49,359,438 msg/sec
             OptimistAtomicQueue, 8,s:  46,369,644 msg/sec
             OptimistAtomicQueue, 8,i:  49,920,492 msg/sec
            OptimistAtomicQueueB, 1,s:  77,600,558 msg/sec
            OptimistAtomicQueueB, 1,i:  76,535,840 msg/sec
            OptimistAtomicQueueB, 2,s:  32,278,037 msg/sec
            OptimistAtomicQueueB, 2,i:  32,135,962 msg/sec
            OptimistAtomicQueueB, 3,s:  36,249,339 msg/sec
            OptimistAtomicQueueB, 3,i:  36,919,427 msg/sec
            OptimistAtomicQueueB, 4,s:  38,608,329 msg/sec
            OptimistAtomicQueueB, 4,i:  38,590,542 msg/sec
            OptimistAtomicQueueB, 5,s:  41,085,688 msg/sec
            OptimistAtomicQueueB, 5,i:  45,166,532 msg/sec
            OptimistAtomicQueueB, 6,s:  40,548,542 msg/sec
            OptimistAtomicQueueB, 6,i:  48,580,275 msg/sec
            OptimistAtomicQueueB, 7,s:  41,694,978 msg/sec
            OptimistAtomicQueueB, 7,i:  48,190,391 msg/sec
            OptimistAtomicQueueB, 8,s:  44,309,807 msg/sec
            OptimistAtomicQueueB, 8,i:  48,480,313 msg/sec
                    AtomicQueue2, 1,s:  23,113,924 msg/sec
                    AtomicQueue2, 1,i:  23,099,736 msg/sec
                    AtomicQueue2, 2,s:  11,783,302 msg/sec
                    AtomicQueue2, 2,i:  11,474,838 msg/sec
                    AtomicQueue2, 3,s:   9,534,549 msg/sec
                    AtomicQueue2, 3,i:   9,372,210 msg/sec
                    AtomicQueue2, 4,s:   8,013,687 msg/sec
                    AtomicQueue2, 4,i:   8,025,162 msg/sec
                    AtomicQueue2, 5,s:   7,919,323 msg/sec
                    AtomicQueue2, 5,i:   8,011,252 msg/sec
                    AtomicQueue2, 6,s:   7,790,187 msg/sec
                    AtomicQueue2, 6,i:   7,550,746 msg/sec
                    AtomicQueue2, 7,s:   7,093,861 msg/sec
                    AtomicQueue2, 7,i:   7,865,843 msg/sec
                    AtomicQueue2, 8,s:   6,363,403 msg/sec
                    AtomicQueue2, 8,i:   7,230,626 msg/sec
                   AtomicQueueB2, 1,s:  36,087,595 msg/sec
                   AtomicQueueB2, 1,i:  32,627,172 msg/sec
                   AtomicQueueB2, 2,s:  11,440,158 msg/sec
                   AtomicQueueB2, 2,i:  11,133,383 msg/sec
                   AtomicQueueB2, 3,s:   9,531,387 msg/sec
                   AtomicQueueB2, 3,i:   9,479,887 msg/sec
                   AtomicQueueB2, 4,s:   7,915,009 msg/sec
                   AtomicQueueB2, 4,i:   7,888,734 msg/sec
                   AtomicQueueB2, 5,s:   7,406,261 msg/sec
                   AtomicQueueB2, 5,i:   7,677,924 msg/sec
                   AtomicQueueB2, 6,s:   7,207,841 msg/sec
                   AtomicQueueB2, 6,i:   7,419,316 msg/sec
                   AtomicQueueB2, 7,s:   6,877,300 msg/sec
                   AtomicQueueB2, 7,i:   7,691,446 msg/sec
                   AtomicQueueB2, 8,s:   6,281,280 msg/sec
                   AtomicQueueB2, 8,i:   6,987,266 msg/sec
            OptimistAtomicQueue2, 1,s: 525,867,003 msg/sec
            OptimistAtomicQueue2, 1,i:  31,817,282 msg/sec
            OptimistAtomicQueue2, 2,s:  24,774,978 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,892 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,429 msg/sec
            OptimistAtomicQueue2, 3,i:  29,990,154 msg/sec
            OptimistAtomicQueue2, 4,s:  33,376,712 msg/sec
            OptimistAtomicQueue2, 4,i:  33,336,071 msg/sec
            OptimistAtomicQueue2, 5,s:  37,246,946 msg/sec
            OptimistAtomicQueue2, 5,i:  42,051,821 msg/sec
            OptimistAtomicQueue2, 6,s:  40,266,127 msg/sec
            OptimistAtomicQueue2, 6,i:  49,170,376 msg/sec
            OptimistAtomicQueue2, 7,s:  42,662,497 msg/sec
            OptimistAtomicQueue2, 7,i:  47,828,176 msg/sec
            OptimistAtomicQueue2, 8,s:  44,063,705 msg/sec
            OptimistAtomicQueue2, 8,i:  48,824,452 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,987,618 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,860,715 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,140,730 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,266,685 msg/sec
           OptimistAtomicQueueB2, 3,s:  32,430,813 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,165,986 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,778,113 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,859,188 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,988,832 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,411,636 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,320,096 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,129,316 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,844,711 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,069,179 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,010,255 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,163,931 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000150 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000258 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000207 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[295] 92m:2s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,442,183 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,401,135 msg/sec
          boost::lockfree::queue, 1,s:   6,917,238 msg/sec
          boost::lockfree::queue, 1,i:   6,983,808 msg/sec
          boost::lockfree::queue, 2,s:   7,620,265 msg/sec
          boost::lockfree::queue, 2,i:   7,552,980 msg/sec
          boost::lockfree::queue, 3,s:   7,380,423 msg/sec
          boost::lockfree::queue, 3,i:   7,516,891 msg/sec
          boost::lockfree::queue, 4,s:   6,415,740 msg/sec
          boost::lockfree::queue, 4,i:   6,802,041 msg/sec
          boost::lockfree::queue, 5,s:   6,493,418 msg/sec
          boost::lockfree::queue, 5,i:   6,527,246 msg/sec
          boost::lockfree::queue, 6,s:   6,078,176 msg/sec
          boost::lockfree::queue, 6,i:   6,128,065 msg/sec
          boost::lockfree::queue, 7,s:   5,842,354 msg/sec
          boost::lockfree::queue, 7,i:   5,949,863 msg/sec
          boost::lockfree::queue, 8,s:   5,550,080 msg/sec
          boost::lockfree::queue, 8,i:   5,668,590 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 443,001,392 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  81,696,691 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,879,097 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,249,652 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,250,970 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,563,727 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,461,175 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,723,513 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,400,894 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,166,344 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,377,097 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,860,484 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,341,053 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,133,232 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,239,054 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,329,558 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,292,582 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,388,348 msg/sec
                pthread_spinlock, 1,s:  29,417,289 msg/sec
                pthread_spinlock, 1,i:  25,323,880 msg/sec
                pthread_spinlock, 2,s:  15,931,764 msg/sec
                pthread_spinlock, 2,i:  17,384,188 msg/sec
                pthread_spinlock, 3,s:   8,391,780 msg/sec
                pthread_spinlock, 3,i:  11,919,617 msg/sec
                pthread_spinlock, 4,s:   6,525,624 msg/sec
                pthread_spinlock, 4,i:   9,231,350 msg/sec
                pthread_spinlock, 5,s:   8,636,837 msg/sec
                pthread_spinlock, 5,i:   9,155,504 msg/sec
                pthread_spinlock, 6,s:   8,522,762 msg/sec
                pthread_spinlock, 6,i:   8,626,825 msg/sec
                pthread_spinlock, 7,s:   7,534,404 msg/sec
                pthread_spinlock, 7,i:   7,448,662 msg/sec
                pthread_spinlock, 8,s:   6,619,259 msg/sec
                pthread_spinlock, 8,i:   6,877,295 msg/sec
                      std::mutex, 1,s:   6,638,244 msg/sec
                      std::mutex, 1,i:   6,570,744 msg/sec
                      std::mutex, 2,s:   5,242,560 msg/sec
                      std::mutex, 2,i:   5,163,141 msg/sec
                      std::mutex, 3,s:   5,939,773 msg/sec
                      std::mutex, 3,i:   6,095,696 msg/sec
                      std::mutex, 4,s:   6,206,348 msg/sec
                      std::mutex, 4,i:   6,308,840 msg/sec
                      std::mutex, 5,s:   6,015,696 msg/sec
                      std::mutex, 5,i:   5,901,714 msg/sec
                      std::mutex, 6,s:   5,882,820 msg/sec
                      std::mutex, 6,i:   5,816,455 msg/sec
                      std::mutex, 7,s:   5,822,994 msg/sec
                      std::mutex, 7,i:   5,747,483 msg/sec
                      std::mutex, 8,s:   5,765,254 msg/sec
                      std::mutex, 8,i:   5,663,159 msg/sec
                 tbb::spin_mutex, 1,s:  37,926,536 msg/sec
                 tbb::spin_mutex, 1,i:  33,162,319 msg/sec
                 tbb::spin_mutex, 2,s:  18,008,440 msg/sec
                 tbb::spin_mutex, 2,i:  18,225,933 msg/sec
                 tbb::spin_mutex, 3,s:   8,381,876 msg/sec
                 tbb::spin_mutex, 3,i:  11,206,699 msg/sec
                 tbb::spin_mutex, 4,s:   3,160,915 msg/sec
                 tbb::spin_mutex, 4,i:   6,335,531 msg/sec
                 tbb::spin_mutex, 5,s:   5,521,317 msg/sec
                 tbb::spin_mutex, 5,i:   5,753,355 msg/sec
                 tbb::spin_mutex, 6,s:   5,355,974 msg/sec
                 tbb::spin_mutex, 6,i:   4,389,435 msg/sec
                 tbb::spin_mutex, 7,s:   4,845,719 msg/sec
                 tbb::spin_mutex, 7,i:   4,356,187 msg/sec
                 tbb::spin_mutex, 8,s:   4,232,257 msg/sec
                 tbb::spin_mutex, 8,i:   4,141,254 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,366,856 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,849,326 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,995,701 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,656,765 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,387,107 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,531,261 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,421,992 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,251,153 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,717,385 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,841,043 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,756,350 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,129,657 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,791,432 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,982,715 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,892,979 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,123,511 msg/sec
     xenium::michael_scott_queue, 1,s:  10,101,061 msg/sec
     xenium::michael_scott_queue, 1,i:   9,736,388 msg/sec
     xenium::michael_scott_queue, 2,s:   8,482,070 msg/sec
     xenium::michael_scott_queue, 2,i:   8,556,297 msg/sec
     xenium::michael_scott_queue, 3,s:   7,335,899 msg/sec
     xenium::michael_scott_queue, 3,i:   7,547,032 msg/sec
     xenium::michael_scott_queue, 4,s:   6,280,980 msg/sec
     xenium::michael_scott_queue, 4,i:   6,302,500 msg/sec
     xenium::michael_scott_queue, 5,s:   6,306,893 msg/sec
     xenium::michael_scott_queue, 5,i:   6,621,652 msg/sec
     xenium::michael_scott_queue, 6,s:   6,502,448 msg/sec
     xenium::michael_scott_queue, 6,i:   6,769,737 msg/sec
     xenium::michael_scott_queue, 7,s:   6,288,393 msg/sec
     xenium::michael_scott_queue, 7,i:   6,625,228 msg/sec
     xenium::michael_scott_queue, 8,s:   6,011,073 msg/sec
     xenium::michael_scott_queue, 8,i:   6,155,992 msg/sec
         xenium::ramalhete_queue, 1,s:  31,376,652 msg/sec
         xenium::ramalhete_queue, 1,i:  31,839,880 msg/sec
         xenium::ramalhete_queue, 2,s:  23,533,636 msg/sec
         xenium::ramalhete_queue, 2,i:  23,320,060 msg/sec
         xenium::ramalhete_queue, 3,s:  29,284,274 msg/sec
         xenium::ramalhete_queue, 3,i:  28,522,109 msg/sec
         xenium::ramalhete_queue, 4,s:  33,840,193 msg/sec
         xenium::ramalhete_queue, 4,i:  33,475,822 msg/sec
         xenium::ramalhete_queue, 5,s:  32,221,801 msg/sec
         xenium::ramalhete_queue, 5,i:  38,347,692 msg/sec
         xenium::ramalhete_queue, 6,s:  34,053,712 msg/sec
         xenium::ramalhete_queue, 6,i:  39,927,213 msg/sec
         xenium::ramalhete_queue, 7,s:  35,199,043 msg/sec
         xenium::ramalhete_queue, 7,i:  40,895,269 msg/sec
         xenium::ramalhete_queue, 8,s:  35,530,741 msg/sec
         xenium::ramalhete_queue, 8,i:  43,800,702 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,689,846 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,751,025 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,950,896 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,817,504 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,669,959 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,661,842 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,543,720 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,149,074 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,923,009 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,268,666 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,218,465 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,429,013 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,355,517 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,317,558 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,386,687 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,247,019 msg/sec
                     AtomicQueue, 1,s:  59,439,028 msg/sec
                     AtomicQueue, 1,i:  55,798,075 msg/sec
                     AtomicQueue, 2,s:  12,216,715 msg/sec
                     AtomicQueue, 2,i:  11,729,477 msg/sec
                     AtomicQueue, 3,s:  10,816,120 msg/sec
                     AtomicQueue, 3,i:   9,990,384 msg/sec
                     AtomicQueue, 4,s:   8,155,888 msg/sec
                     AtomicQueue, 4,i:   8,185,162 msg/sec
                     AtomicQueue, 5,s:   8,045,803 msg/sec
                     AtomicQueue, 5,i:   8,094,312 msg/sec
                     AtomicQueue, 6,s:   7,824,342 msg/sec
                     AtomicQueue, 6,i:   7,618,169 msg/sec
                     AtomicQueue, 7,s:   7,063,354 msg/sec
                     AtomicQueue, 7,i:   7,988,078 msg/sec
                     AtomicQueue, 8,s:   6,385,329 msg/sec
                     AtomicQueue, 8,i:   7,447,357 msg/sec
                    AtomicQueueB, 1,s:  76,599,640 msg/sec
                    AtomicQueueB, 1,i:  46,893,498 msg/sec
                    AtomicQueueB, 2,s:  12,050,929 msg/sec
                    AtomicQueueB, 2,i:  11,502,304 msg/sec
                    AtomicQueueB, 3,s:  11,028,811 msg/sec
                    AtomicQueueB, 3,i:  10,167,421 msg/sec
                    AtomicQueueB, 4,s:   8,045,109 msg/sec
                    AtomicQueueB, 4,i:   7,918,455 msg/sec
                    AtomicQueueB, 5,s:   7,706,456 msg/sec
                    AtomicQueueB, 5,i:   7,795,415 msg/sec
                    AtomicQueueB, 6,s:   7,295,916 msg/sec
                    AtomicQueueB, 6,i:   7,593,044 msg/sec
                    AtomicQueueB, 7,s:   6,851,437 msg/sec
                    AtomicQueueB, 7,i:   7,674,645 msg/sec
                    AtomicQueueB, 8,s:   6,293,385 msg/sec
                    AtomicQueueB, 8,i:   7,098,016 msg/sec
             OptimistAtomicQueue, 1,s: 793,678,351 msg/sec
             OptimistAtomicQueue, 1,i: 510,221,913 msg/sec
             OptimistAtomicQueue, 2,s:  32,647,898 msg/sec
             OptimistAtomicQueue, 2,i:  32,713,946 msg/sec
             OptimistAtomicQueue, 3,s:  36,589,099 msg/sec
             OptimistAtomicQueue, 3,i:  37,410,774 msg/sec
             OptimistAtomicQueue, 4,s:  39,296,889 msg/sec
             OptimistAtomicQueue, 4,i:  39,410,754 msg/sec
             OptimistAtomicQueue, 5,s:  42,431,654 msg/sec
             OptimistAtomicQueue, 5,i:  46,236,284 msg/sec
             OptimistAtomicQueue, 6,s:  42,656,149 msg/sec
             OptimistAtomicQueue, 6,i:  49,778,184 msg/sec
             OptimistAtomicQueue, 7,s:  45,140,932 msg/sec
             OptimistAtomicQueue, 7,i:  53,013,978 msg/sec
             OptimistAtomicQueue, 8,s:  46,321,472 msg/sec
             OptimistAtomicQueue, 8,i:  50,388,259 msg/sec
            OptimistAtomicQueueB, 1,s:  77,613,145 msg/sec
            OptimistAtomicQueueB, 1,i:  77,074,004 msg/sec
            OptimistAtomicQueueB, 2,s:  32,277,523 msg/sec
            OptimistAtomicQueueB, 2,i:  32,113,419 msg/sec
            OptimistAtomicQueueB, 3,s:  36,273,304 msg/sec
            OptimistAtomicQueueB, 3,i:  36,990,246 msg/sec
            OptimistAtomicQueueB, 4,s:  38,749,481 msg/sec
            OptimistAtomicQueueB, 4,i:  38,596,882 msg/sec
            OptimistAtomicQueueB, 5,s:  40,975,043 msg/sec
            OptimistAtomicQueueB, 5,i:  45,214,856 msg/sec
            OptimistAtomicQueueB, 6,s:  40,716,189 msg/sec
            OptimistAtomicQueueB, 6,i:  49,212,522 msg/sec
            OptimistAtomicQueueB, 7,s:  41,879,362 msg/sec
            OptimistAtomicQueueB, 7,i:  47,956,206 msg/sec
            OptimistAtomicQueueB, 8,s:  44,527,246 msg/sec
            OptimistAtomicQueueB, 8,i:  47,678,491 msg/sec
                    AtomicQueue2, 1,s:  23,214,941 msg/sec
                    AtomicQueue2, 1,i:  23,140,662 msg/sec
                    AtomicQueue2, 2,s:  11,789,025 msg/sec
                    AtomicQueue2, 2,i:  11,581,137 msg/sec
                    AtomicQueue2, 3,s:   9,465,356 msg/sec
                    AtomicQueue2, 3,i:   9,358,366 msg/sec
                    AtomicQueue2, 4,s:   8,076,731 msg/sec
                    AtomicQueue2, 4,i:   8,069,670 msg/sec
                    AtomicQueue2, 5,s:   7,930,727 msg/sec
                    AtomicQueue2, 5,i:   8,053,019 msg/sec
                    AtomicQueue2, 6,s:   7,794,204 msg/sec
                    AtomicQueue2, 6,i:   7,511,364 msg/sec
                    AtomicQueue2, 7,s:   7,130,222 msg/sec
                    AtomicQueue2, 7,i:   7,892,259 msg/sec
                    AtomicQueue2, 8,s:   6,377,525 msg/sec
                    AtomicQueue2, 8,i:   7,219,869 msg/sec
                   AtomicQueueB2, 1,s:  39,205,266 msg/sec
                   AtomicQueueB2, 1,i:  35,944,667 msg/sec
                   AtomicQueueB2, 2,s:  11,432,665 msg/sec
                   AtomicQueueB2, 2,i:  11,057,435 msg/sec
                   AtomicQueueB2, 3,s:   9,640,514 msg/sec
                   AtomicQueueB2, 3,i:   9,553,919 msg/sec
                   AtomicQueueB2, 4,s:   7,985,465 msg/sec
                   AtomicQueueB2, 4,i:   7,919,130 msg/sec
                   AtomicQueueB2, 5,s:   7,470,621 msg/sec
                   AtomicQueueB2, 5,i:   7,751,883 msg/sec
                   AtomicQueueB2, 6,s:   7,301,412 msg/sec
                   AtomicQueueB2, 6,i:   7,454,780 msg/sec
                   AtomicQueueB2, 7,s:   6,907,427 msg/sec
                   AtomicQueueB2, 7,i:   7,701,132 msg/sec
                   AtomicQueueB2, 8,s:   6,321,417 msg/sec
                   AtomicQueueB2, 8,i:   7,123,579 msg/sec
            OptimistAtomicQueue2, 1,s: 547,122,348 msg/sec
            OptimistAtomicQueue2, 1,i:  31,366,895 msg/sec
            OptimistAtomicQueue2, 2,s:  25,759,934 msg/sec
            OptimistAtomicQueue2, 2,i:  24,022,025 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,583 msg/sec
            OptimistAtomicQueue2, 3,i:  30,595,490 msg/sec
            OptimistAtomicQueue2, 4,s:  33,191,009 msg/sec
            OptimistAtomicQueue2, 4,i:  33,030,075 msg/sec
            OptimistAtomicQueue2, 5,s:  37,109,064 msg/sec
            OptimistAtomicQueue2, 5,i:  40,108,420 msg/sec
            OptimistAtomicQueue2, 6,s:  40,142,121 msg/sec
            OptimistAtomicQueue2, 6,i:  49,234,370 msg/sec
            OptimistAtomicQueue2, 7,s:  42,959,959 msg/sec
            OptimistAtomicQueue2, 7,i:  47,978,595 msg/sec
            OptimistAtomicQueue2, 8,s:  43,868,415 msg/sec
            OptimistAtomicQueue2, 8,i:  49,336,598 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,087,945 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,882,990 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,853,797 msg/sec
           OptimistAtomicQueueB2, 2,i:  29,731,057 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,732,947 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,025,922 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,105,730 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,108,967 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,690,087 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,245,306 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,256,636 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,297,808 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,276,936 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,460,966 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,280,452 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,277,593 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000322 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000298 sec/round-trip
                      std::mutex: 0.000000450 sec/round-trip
                 tbb::spin_mutex: 0.000000251 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000301 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000186 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000145 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[296] 90m:43s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,651,685 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,143,608 msg/sec
          boost::lockfree::queue, 1,s:   6,922,779 msg/sec
          boost::lockfree::queue, 1,i:   6,928,114 msg/sec
          boost::lockfree::queue, 2,s:   7,648,454 msg/sec
          boost::lockfree::queue, 2,i:   7,536,866 msg/sec
          boost::lockfree::queue, 3,s:   7,402,330 msg/sec
          boost::lockfree::queue, 3,i:   7,594,070 msg/sec
          boost::lockfree::queue, 4,s:   6,429,300 msg/sec
          boost::lockfree::queue, 4,i:   6,780,224 msg/sec
          boost::lockfree::queue, 5,s:   6,397,291 msg/sec
          boost::lockfree::queue, 5,i:   6,504,260 msg/sec
          boost::lockfree::queue, 6,s:   5,938,452 msg/sec
          boost::lockfree::queue, 6,i:   6,149,286 msg/sec
          boost::lockfree::queue, 7,s:   5,923,614 msg/sec
          boost::lockfree::queue, 7,i:   5,985,614 msg/sec
          boost::lockfree::queue, 8,s:   5,444,332 msg/sec
          boost::lockfree::queue, 8,i:   5,538,851 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  54,698,143 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  45,586,193 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,766,530 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,499,118 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,609,148 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,629,968 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,946,928 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,569,819 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,024,574 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,303,839 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,041,621 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,682,604 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,097,485 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,092,330 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,150,283 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,637,471 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,321,423 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,752,379 msg/sec
                pthread_spinlock, 1,s:  28,854,008 msg/sec
                pthread_spinlock, 1,i:  25,369,396 msg/sec
                pthread_spinlock, 2,s:  16,100,805 msg/sec
                pthread_spinlock, 2,i:  16,782,953 msg/sec
                pthread_spinlock, 3,s:   8,250,365 msg/sec
                pthread_spinlock, 3,i:  12,075,288 msg/sec
                pthread_spinlock, 4,s:   6,517,465 msg/sec
                pthread_spinlock, 4,i:   8,877,975 msg/sec
                pthread_spinlock, 5,s:   8,722,946 msg/sec
                pthread_spinlock, 5,i:   9,416,332 msg/sec
                pthread_spinlock, 6,s:   8,439,181 msg/sec
                pthread_spinlock, 6,i:   8,877,402 msg/sec
                pthread_spinlock, 7,s:   7,728,111 msg/sec
                pthread_spinlock, 7,i:   8,038,900 msg/sec
                pthread_spinlock, 8,s:   6,752,208 msg/sec
                pthread_spinlock, 8,i:   7,518,513 msg/sec
                      std::mutex, 1,s:   7,608,357 msg/sec
                      std::mutex, 1,i:   7,561,299 msg/sec
                      std::mutex, 2,s:   6,203,913 msg/sec
                      std::mutex, 2,i:   6,204,803 msg/sec
                      std::mutex, 3,s:   5,999,531 msg/sec
                      std::mutex, 3,i:   6,076,226 msg/sec
                      std::mutex, 4,s:   5,543,145 msg/sec
                      std::mutex, 4,i:   5,702,659 msg/sec
                      std::mutex, 5,s:   5,974,390 msg/sec
                      std::mutex, 5,i:   5,697,078 msg/sec
                      std::mutex, 6,s:   5,852,238 msg/sec
                      std::mutex, 6,i:   5,880,365 msg/sec
                      std::mutex, 7,s:   5,778,732 msg/sec
                      std::mutex, 7,i:   5,787,674 msg/sec
                      std::mutex, 8,s:   5,636,378 msg/sec
                      std::mutex, 8,i:   5,638,124 msg/sec
                 tbb::spin_mutex, 1,s:  37,477,865 msg/sec
                 tbb::spin_mutex, 1,i:  37,695,887 msg/sec
                 tbb::spin_mutex, 2,s:  21,102,743 msg/sec
                 tbb::spin_mutex, 2,i:  18,512,515 msg/sec
                 tbb::spin_mutex, 3,s:   7,814,115 msg/sec
                 tbb::spin_mutex, 3,i:  11,276,547 msg/sec
                 tbb::spin_mutex, 4,s:   3,159,446 msg/sec
                 tbb::spin_mutex, 4,i:   6,252,009 msg/sec
                 tbb::spin_mutex, 5,s:   5,189,420 msg/sec
                 tbb::spin_mutex, 5,i:   5,803,232 msg/sec
                 tbb::spin_mutex, 6,s:   5,340,704 msg/sec
                 tbb::spin_mutex, 6,i:   4,361,592 msg/sec
                 tbb::spin_mutex, 7,s:   4,713,470 msg/sec
                 tbb::spin_mutex, 7,i:   4,335,996 msg/sec
                 tbb::spin_mutex, 8,s:   3,824,623 msg/sec
                 tbb::spin_mutex, 8,i:   4,078,330 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,357,892 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,536,099 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,729,682 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,843,437 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,524,667 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,848,705 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,131,364 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,395,558 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,720,700 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,740,119 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,815,461 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,011,729 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,767,292 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,131,594 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,652,441 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,294,629 msg/sec
     xenium::michael_scott_queue, 1,s:   9,386,481 msg/sec
     xenium::michael_scott_queue, 1,i:   9,251,311 msg/sec
     xenium::michael_scott_queue, 2,s:   8,585,379 msg/sec
     xenium::michael_scott_queue, 2,i:   8,479,182 msg/sec
     xenium::michael_scott_queue, 3,s:   7,258,343 msg/sec
     xenium::michael_scott_queue, 3,i:   7,596,147 msg/sec
     xenium::michael_scott_queue, 4,s:   6,373,188 msg/sec
     xenium::michael_scott_queue, 4,i:   6,301,977 msg/sec
     xenium::michael_scott_queue, 5,s:   6,346,525 msg/sec
     xenium::michael_scott_queue, 5,i:   6,698,208 msg/sec
     xenium::michael_scott_queue, 6,s:   6,559,202 msg/sec
     xenium::michael_scott_queue, 6,i:   6,723,183 msg/sec
     xenium::michael_scott_queue, 7,s:   6,256,121 msg/sec
     xenium::michael_scott_queue, 7,i:   6,617,402 msg/sec
     xenium::michael_scott_queue, 8,s:   6,048,431 msg/sec
     xenium::michael_scott_queue, 8,i:   6,070,785 msg/sec
         xenium::ramalhete_queue, 1,s:  32,453,628 msg/sec
         xenium::ramalhete_queue, 1,i:  33,095,422 msg/sec
         xenium::ramalhete_queue, 2,s:  24,026,147 msg/sec
         xenium::ramalhete_queue, 2,i:  23,424,847 msg/sec
         xenium::ramalhete_queue, 3,s:  29,256,099 msg/sec
         xenium::ramalhete_queue, 3,i:  28,426,010 msg/sec
         xenium::ramalhete_queue, 4,s:  33,731,305 msg/sec
         xenium::ramalhete_queue, 4,i:  33,517,448 msg/sec
         xenium::ramalhete_queue, 5,s:  32,006,702 msg/sec
         xenium::ramalhete_queue, 5,i:  36,064,957 msg/sec
         xenium::ramalhete_queue, 6,s:  34,090,393 msg/sec
         xenium::ramalhete_queue, 6,i:  39,847,694 msg/sec
         xenium::ramalhete_queue, 7,s:  35,002,971 msg/sec
         xenium::ramalhete_queue, 7,i:  40,948,669 msg/sec
         xenium::ramalhete_queue, 8,s:  35,500,893 msg/sec
         xenium::ramalhete_queue, 8,i:  44,292,640 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,331,735 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 119,873,044 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,176,299 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,009,555 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,628,100 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,203,861 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,730,613 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,243,095 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,726,944 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,321,935 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,955,463 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,167,563 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,109,189 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,922,670 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,438,224 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,328,029 msg/sec
                     AtomicQueue, 1,s: 272,391,259 msg/sec
                     AtomicQueue, 1,i: 170,741,636 msg/sec
                     AtomicQueue, 2,s:  12,214,828 msg/sec
                     AtomicQueue, 2,i:  11,727,856 msg/sec
                     AtomicQueue, 3,s:  10,801,277 msg/sec
                     AtomicQueue, 3,i:   9,885,500 msg/sec
                     AtomicQueue, 4,s:   8,223,456 msg/sec
                     AtomicQueue, 4,i:   8,218,490 msg/sec
                     AtomicQueue, 5,s:   8,021,681 msg/sec
                     AtomicQueue, 5,i:   8,143,767 msg/sec
                     AtomicQueue, 6,s:   7,715,579 msg/sec
                     AtomicQueue, 6,i:   7,586,276 msg/sec
                     AtomicQueue, 7,s:   7,109,597 msg/sec
                     AtomicQueue, 7,i:   7,792,325 msg/sec
                     AtomicQueue, 8,s:   6,360,585 msg/sec
                     AtomicQueue, 8,i:   7,474,319 msg/sec
                    AtomicQueueB, 1,s:  44,084,701 msg/sec
                    AtomicQueueB, 1,i:  43,114,017 msg/sec
                    AtomicQueueB, 2,s:  11,957,554 msg/sec
                    AtomicQueueB, 2,i:  11,531,410 msg/sec
                    AtomicQueueB, 3,s:  11,063,001 msg/sec
                    AtomicQueueB, 3,i:  10,211,236 msg/sec
                    AtomicQueueB, 4,s:   8,071,322 msg/sec
                    AtomicQueueB, 4,i:   8,026,826 msg/sec
                    AtomicQueueB, 5,s:   7,538,409 msg/sec
                    AtomicQueueB, 5,i:   7,750,283 msg/sec
                    AtomicQueueB, 6,s:   7,381,029 msg/sec
                    AtomicQueueB, 6,i:   7,541,588 msg/sec
                    AtomicQueueB, 7,s:   6,831,038 msg/sec
                    AtomicQueueB, 7,i:   7,761,734 msg/sec
                    AtomicQueueB, 8,s:   6,301,440 msg/sec
                    AtomicQueueB, 8,i:   7,140,871 msg/sec
             OptimistAtomicQueue, 1,s: 734,102,550 msg/sec
             OptimistAtomicQueue, 1,i: 574,318,130 msg/sec
             OptimistAtomicQueue, 2,s:  32,646,482 msg/sec
             OptimistAtomicQueue, 2,i:  32,724,070 msg/sec
             OptimistAtomicQueue, 3,s:  36,643,598 msg/sec
             OptimistAtomicQueue, 3,i:  37,300,602 msg/sec
             OptimistAtomicQueue, 4,s:  39,259,410 msg/sec
             OptimistAtomicQueue, 4,i:  39,425,178 msg/sec
             OptimistAtomicQueue, 5,s:  42,245,966 msg/sec
             OptimistAtomicQueue, 5,i:  47,149,666 msg/sec
             OptimistAtomicQueue, 6,s:  42,551,518 msg/sec
             OptimistAtomicQueue, 6,i:  49,817,331 msg/sec
             OptimistAtomicQueue, 7,s:  44,467,022 msg/sec
             OptimistAtomicQueue, 7,i:  52,907,814 msg/sec
             OptimistAtomicQueue, 8,s:  46,405,004 msg/sec
             OptimistAtomicQueue, 8,i:  49,427,713 msg/sec
            OptimistAtomicQueueB, 1,s: 181,050,093 msg/sec
            OptimistAtomicQueueB, 1,i:  77,547,925 msg/sec
            OptimistAtomicQueueB, 2,s:  31,682,487 msg/sec
            OptimistAtomicQueueB, 2,i:  31,657,953 msg/sec
            OptimistAtomicQueueB, 3,s:  36,206,143 msg/sec
            OptimistAtomicQueueB, 3,i:  36,747,270 msg/sec
            OptimistAtomicQueueB, 4,s:  38,552,276 msg/sec
            OptimistAtomicQueueB, 4,i:  38,610,087 msg/sec
            OptimistAtomicQueueB, 5,s:  40,295,526 msg/sec
            OptimistAtomicQueueB, 5,i:  45,551,214 msg/sec
            OptimistAtomicQueueB, 6,s:  41,474,296 msg/sec
            OptimistAtomicQueueB, 6,i:  49,135,823 msg/sec
            OptimistAtomicQueueB, 7,s:  42,071,475 msg/sec
            OptimistAtomicQueueB, 7,i:  51,444,747 msg/sec
            OptimistAtomicQueueB, 8,s:  44,258,812 msg/sec
            OptimistAtomicQueueB, 8,i:  47,726,614 msg/sec
                    AtomicQueue2, 1,s:  22,859,614 msg/sec
                    AtomicQueue2, 1,i:  22,843,823 msg/sec
                    AtomicQueue2, 2,s:  11,886,978 msg/sec
                    AtomicQueue2, 2,i:  11,325,653 msg/sec
                    AtomicQueue2, 3,s:   9,470,059 msg/sec
                    AtomicQueue2, 3,i:   9,362,084 msg/sec
                    AtomicQueue2, 4,s:   8,068,302 msg/sec
                    AtomicQueue2, 4,i:   8,046,208 msg/sec
                    AtomicQueue2, 5,s:   7,882,592 msg/sec
                    AtomicQueue2, 5,i:   8,017,871 msg/sec
                    AtomicQueue2, 6,s:   7,773,387 msg/sec
                    AtomicQueue2, 6,i:   7,527,969 msg/sec
                    AtomicQueue2, 7,s:   7,153,775 msg/sec
                    AtomicQueue2, 7,i:   7,873,235 msg/sec
                    AtomicQueue2, 8,s:   6,379,284 msg/sec
                    AtomicQueue2, 8,i:   7,332,324 msg/sec
                   AtomicQueueB2, 1,s:  36,046,025 msg/sec
                   AtomicQueueB2, 1,i:  32,645,537 msg/sec
                   AtomicQueueB2, 2,s:  11,340,176 msg/sec
                   AtomicQueueB2, 2,i:  11,109,525 msg/sec
                   AtomicQueueB2, 3,s:   9,785,066 msg/sec
                   AtomicQueueB2, 3,i:   9,656,090 msg/sec
                   AtomicQueueB2, 4,s:   7,944,995 msg/sec
                   AtomicQueueB2, 4,i:   7,782,049 msg/sec
                   AtomicQueueB2, 5,s:   7,428,238 msg/sec
                   AtomicQueueB2, 5,i:   7,766,689 msg/sec
                   AtomicQueueB2, 6,s:   7,279,911 msg/sec
                   AtomicQueueB2, 6,i:   7,449,681 msg/sec
                   AtomicQueueB2, 7,s:   6,914,352 msg/sec
                   AtomicQueueB2, 7,i:   7,694,105 msg/sec
                   AtomicQueueB2, 8,s:   6,272,733 msg/sec
                   AtomicQueueB2, 8,i:   7,126,635 msg/sec
            OptimistAtomicQueue2, 1,s: 501,270,030 msg/sec
            OptimistAtomicQueue2, 1,i:  29,776,512 msg/sec
            OptimistAtomicQueue2, 2,s:  26,291,003 msg/sec
            OptimistAtomicQueue2, 2,i:  24,026,065 msg/sec
            OptimistAtomicQueue2, 3,s:  30,755,891 msg/sec
            OptimistAtomicQueue2, 3,i:  29,963,627 msg/sec
            OptimistAtomicQueue2, 4,s:  33,357,822 msg/sec
            OptimistAtomicQueue2, 4,i:  33,112,546 msg/sec
            OptimistAtomicQueue2, 5,s:  37,080,254 msg/sec
            OptimistAtomicQueue2, 5,i:  41,145,997 msg/sec
            OptimistAtomicQueue2, 6,s:  40,067,314 msg/sec
            OptimistAtomicQueue2, 6,i:  49,176,619 msg/sec
            OptimistAtomicQueue2, 7,s:  42,889,968 msg/sec
            OptimistAtomicQueue2, 7,i:  48,021,850 msg/sec
            OptimistAtomicQueue2, 8,s:  44,001,171 msg/sec
            OptimistAtomicQueue2, 8,i:  48,718,895 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,232,321 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,905,418 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,928,920 msg/sec
           OptimistAtomicQueueB2, 2,i:  28,492,253 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,557,281 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,503,754 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,157,573 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,112,165 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,446,215 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,334,822 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,154,557 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,228,911 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,217,536 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,363,759 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,327,307 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,999,794 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000223 sec/round-trip
                pthread_spinlock: 0.000000234 sec/round-trip
                      std::mutex: 0.000000457 sec/round-trip
                 tbb::spin_mutex: 0.000000260 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000206 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[297] 89m:24s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,477,336 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,339,852 msg/sec
          boost::lockfree::queue, 1,s:   6,814,909 msg/sec
          boost::lockfree::queue, 1,i:   6,895,274 msg/sec
          boost::lockfree::queue, 2,s:   7,692,275 msg/sec
          boost::lockfree::queue, 2,i:   7,511,460 msg/sec
          boost::lockfree::queue, 3,s:   7,374,756 msg/sec
          boost::lockfree::queue, 3,i:   7,537,658 msg/sec
          boost::lockfree::queue, 4,s:   6,425,333 msg/sec
          boost::lockfree::queue, 4,i:   6,741,772 msg/sec
          boost::lockfree::queue, 5,s:   6,484,107 msg/sec
          boost::lockfree::queue, 5,i:   6,484,089 msg/sec
          boost::lockfree::queue, 6,s:   6,009,235 msg/sec
          boost::lockfree::queue, 6,i:   6,162,886 msg/sec
          boost::lockfree::queue, 7,s:   5,904,482 msg/sec
          boost::lockfree::queue, 7,i:   5,875,652 msg/sec
          boost::lockfree::queue, 8,s:   5,446,801 msg/sec
          boost::lockfree::queue, 8,i:   5,551,978 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  68,802,342 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  62,470,586 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,569,636 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,851,058 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,268,959 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,561,363 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,439,898 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,002,903 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,862,497 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,044,012 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,428,307 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,552,832 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  18,066,296 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  35,288,536 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,074,285 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,322,208 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,281,078 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,787,648 msg/sec
                pthread_spinlock, 1,s:  29,025,458 msg/sec
                pthread_spinlock, 1,i:  25,343,980 msg/sec
                pthread_spinlock, 2,s:  15,696,770 msg/sec
                pthread_spinlock, 2,i:  17,105,728 msg/sec
                pthread_spinlock, 3,s:   8,366,428 msg/sec
                pthread_spinlock, 3,i:  11,957,874 msg/sec
                pthread_spinlock, 4,s:   6,503,163 msg/sec
                pthread_spinlock, 4,i:   8,923,558 msg/sec
                pthread_spinlock, 5,s:   8,590,989 msg/sec
                pthread_spinlock, 5,i:   9,237,096 msg/sec
                pthread_spinlock, 6,s:   8,504,330 msg/sec
                pthread_spinlock, 6,i:   8,991,374 msg/sec
                pthread_spinlock, 7,s:   7,557,294 msg/sec
                pthread_spinlock, 7,i:   8,086,609 msg/sec
                pthread_spinlock, 8,s:   6,613,198 msg/sec
                pthread_spinlock, 8,i:   6,892,702 msg/sec
                      std::mutex, 1,s:   5,973,604 msg/sec
                      std::mutex, 1,i:   5,891,940 msg/sec
                      std::mutex, 2,s:   5,866,135 msg/sec
                      std::mutex, 2,i:   5,827,775 msg/sec
                      std::mutex, 3,s:   5,954,486 msg/sec
                      std::mutex, 3,i:   5,517,968 msg/sec
                      std::mutex, 4,s:   5,410,859 msg/sec
                      std::mutex, 4,i:   6,024,897 msg/sec
                      std::mutex, 5,s:   5,482,626 msg/sec
                      std::mutex, 5,i:   5,774,493 msg/sec
                      std::mutex, 6,s:   5,969,059 msg/sec
                      std::mutex, 6,i:   5,879,257 msg/sec
                      std::mutex, 7,s:   5,880,187 msg/sec
                      std::mutex, 7,i:   5,839,146 msg/sec
                      std::mutex, 8,s:   5,784,346 msg/sec
                      std::mutex, 8,i:   5,757,874 msg/sec
                 tbb::spin_mutex, 1,s:  37,856,372 msg/sec
                 tbb::spin_mutex, 1,i:  37,801,905 msg/sec
                 tbb::spin_mutex, 2,s:  21,041,755 msg/sec
                 tbb::spin_mutex, 2,i:  20,955,291 msg/sec
                 tbb::spin_mutex, 3,s:   9,037,742 msg/sec
                 tbb::spin_mutex, 3,i:  11,345,983 msg/sec
                 tbb::spin_mutex, 4,s:   3,250,074 msg/sec
                 tbb::spin_mutex, 4,i:   6,330,362 msg/sec
                 tbb::spin_mutex, 5,s:   5,618,376 msg/sec
                 tbb::spin_mutex, 5,i:   5,731,538 msg/sec
                 tbb::spin_mutex, 6,s:   5,318,782 msg/sec
                 tbb::spin_mutex, 6,i:   4,370,528 msg/sec
                 tbb::spin_mutex, 7,s:   4,846,479 msg/sec
                 tbb::spin_mutex, 7,i:   4,347,478 msg/sec
                 tbb::spin_mutex, 8,s:   4,237,214 msg/sec
                 tbb::spin_mutex, 8,i:   4,151,654 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,572,994 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,214,217 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,913,666 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,012,125 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,557,853 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,620,860 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,388,096 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,243,197 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,658,396 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,756,459 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,741,109 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,990,962 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,825,166 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,998,289 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,899,754 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,132,539 msg/sec
     xenium::michael_scott_queue, 1,s:   9,249,682 msg/sec
     xenium::michael_scott_queue, 1,i:   9,166,634 msg/sec
     xenium::michael_scott_queue, 2,s:   8,626,630 msg/sec
     xenium::michael_scott_queue, 2,i:   8,560,538 msg/sec
     xenium::michael_scott_queue, 3,s:   7,389,608 msg/sec
     xenium::michael_scott_queue, 3,i:   7,641,555 msg/sec
     xenium::michael_scott_queue, 4,s:   6,387,740 msg/sec
     xenium::michael_scott_queue, 4,i:   6,339,591 msg/sec
     xenium::michael_scott_queue, 5,s:   6,285,341 msg/sec
     xenium::michael_scott_queue, 5,i:   6,692,421 msg/sec
     xenium::michael_scott_queue, 6,s:   6,522,359 msg/sec
     xenium::michael_scott_queue, 6,i:   6,727,457 msg/sec
     xenium::michael_scott_queue, 7,s:   6,298,537 msg/sec
     xenium::michael_scott_queue, 7,i:   6,393,731 msg/sec
     xenium::michael_scott_queue, 8,s:   6,048,118 msg/sec
     xenium::michael_scott_queue, 8,i:   6,261,797 msg/sec
         xenium::ramalhete_queue, 1,s:  31,505,503 msg/sec
         xenium::ramalhete_queue, 1,i:  31,607,261 msg/sec
         xenium::ramalhete_queue, 2,s:  23,552,363 msg/sec
         xenium::ramalhete_queue, 2,i:  23,298,846 msg/sec
         xenium::ramalhete_queue, 3,s:  29,073,279 msg/sec
         xenium::ramalhete_queue, 3,i:  28,414,577 msg/sec
         xenium::ramalhete_queue, 4,s:  33,835,652 msg/sec
         xenium::ramalhete_queue, 4,i:  33,414,889 msg/sec
         xenium::ramalhete_queue, 5,s:  32,262,904 msg/sec
         xenium::ramalhete_queue, 5,i:  36,207,154 msg/sec
         xenium::ramalhete_queue, 6,s:  34,052,347 msg/sec
         xenium::ramalhete_queue, 6,i:  39,281,678 msg/sec
         xenium::ramalhete_queue, 7,s:  35,064,941 msg/sec
         xenium::ramalhete_queue, 7,i:  40,996,424 msg/sec
         xenium::ramalhete_queue, 8,s:  35,575,949 msg/sec
         xenium::ramalhete_queue, 8,i:  43,846,228 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,855,725 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,625,042 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,514,477 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,377,154 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,690,341 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,856,264 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,609,371 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,351,634 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,884,845 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,429,668 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,123,835 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,411,692 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,172,820 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,861,078 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,422,989 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,232,332 msg/sec
                     AtomicQueue, 1,s:  57,156,744 msg/sec
                     AtomicQueue, 1,i:  56,221,927 msg/sec
                     AtomicQueue, 2,s:  12,250,036 msg/sec
                     AtomicQueue, 2,i:  11,751,387 msg/sec
                     AtomicQueue, 3,s:  10,818,281 msg/sec
                     AtomicQueue, 3,i:   9,901,156 msg/sec
                     AtomicQueue, 4,s:   8,132,352 msg/sec
                     AtomicQueue, 4,i:   8,204,421 msg/sec
                     AtomicQueue, 5,s:   8,013,382 msg/sec
                     AtomicQueue, 5,i:   8,137,558 msg/sec
                     AtomicQueue, 6,s:   7,649,998 msg/sec
                     AtomicQueue, 6,i:   7,615,640 msg/sec
                     AtomicQueue, 7,s:   7,115,110 msg/sec
                     AtomicQueue, 7,i:   7,801,760 msg/sec
                     AtomicQueue, 8,s:   6,330,572 msg/sec
                     AtomicQueue, 8,i:   7,485,576 msg/sec
                    AtomicQueueB, 1,s:  43,798,555 msg/sec
                    AtomicQueueB, 1,i:  42,973,308 msg/sec
                    AtomicQueueB, 2,s:  11,523,534 msg/sec
                    AtomicQueueB, 2,i:  11,516,173 msg/sec
                    AtomicQueueB, 3,s:  10,934,269 msg/sec
                    AtomicQueueB, 3,i:  10,184,133 msg/sec
                    AtomicQueueB, 4,s:   8,053,644 msg/sec
                    AtomicQueueB, 4,i:   7,972,943 msg/sec
                    AtomicQueueB, 5,s:   7,718,846 msg/sec
                    AtomicQueueB, 5,i:   7,863,646 msg/sec
                    AtomicQueueB, 6,s:   7,240,948 msg/sec
                    AtomicQueueB, 6,i:   7,539,529 msg/sec
                    AtomicQueueB, 7,s:   6,855,171 msg/sec
                    AtomicQueueB, 7,i:   7,759,551 msg/sec
                    AtomicQueueB, 8,s:   6,258,568 msg/sec
                    AtomicQueueB, 8,i:   7,179,587 msg/sec
             OptimistAtomicQueue, 1,s: 781,393,001 msg/sec
             OptimistAtomicQueue, 1,i: 614,147,721 msg/sec
             OptimistAtomicQueue, 2,s:  32,648,872 msg/sec
             OptimistAtomicQueue, 2,i:  32,725,941 msg/sec
             OptimistAtomicQueue, 3,s:  36,680,239 msg/sec
             OptimistAtomicQueue, 3,i:  37,377,800 msg/sec
             OptimistAtomicQueue, 4,s:  39,316,221 msg/sec
             OptimistAtomicQueue, 4,i:  39,355,441 msg/sec
             OptimistAtomicQueue, 5,s:  42,550,267 msg/sec
             OptimistAtomicQueue, 5,i:  48,500,534 msg/sec
             OptimistAtomicQueue, 6,s:  42,021,332 msg/sec
             OptimistAtomicQueue, 6,i:  50,310,586 msg/sec
             OptimistAtomicQueue, 7,s:  44,437,011 msg/sec
             OptimistAtomicQueue, 7,i:  49,211,935 msg/sec
             OptimistAtomicQueue, 8,s:  46,346,171 msg/sec
             OptimistAtomicQueue, 8,i:  49,258,592 msg/sec
            OptimistAtomicQueueB, 1,s: 153,839,029 msg/sec
            OptimistAtomicQueueB, 1,i:  76,558,234 msg/sec
            OptimistAtomicQueueB, 2,s:  32,192,344 msg/sec
            OptimistAtomicQueueB, 2,i:  32,190,918 msg/sec
            OptimistAtomicQueueB, 3,s:  36,219,119 msg/sec
            OptimistAtomicQueueB, 3,i:  36,753,623 msg/sec
            OptimistAtomicQueueB, 4,s:  38,698,860 msg/sec
            OptimistAtomicQueueB, 4,i:  38,511,511 msg/sec
            OptimistAtomicQueueB, 5,s:  41,073,537 msg/sec
            OptimistAtomicQueueB, 5,i:  46,014,877 msg/sec
            OptimistAtomicQueueB, 6,s:  40,797,479 msg/sec
            OptimistAtomicQueueB, 6,i:  48,580,201 msg/sec
            OptimistAtomicQueueB, 7,s:  41,644,263 msg/sec
            OptimistAtomicQueueB, 7,i:  51,473,768 msg/sec
            OptimistAtomicQueueB, 8,s:  44,675,490 msg/sec
            OptimistAtomicQueueB, 8,i:  47,417,652 msg/sec
                    AtomicQueue2, 1,s:  23,213,011 msg/sec
                    AtomicQueue2, 1,i:  23,114,030 msg/sec
                    AtomicQueue2, 2,s:  11,816,870 msg/sec
                    AtomicQueue2, 2,i:  11,424,333 msg/sec
                    AtomicQueue2, 3,s:   9,537,323 msg/sec
                    AtomicQueue2, 3,i:   9,538,717 msg/sec
                    AtomicQueue2, 4,s:   8,059,701 msg/sec
                    AtomicQueue2, 4,i:   8,080,483 msg/sec
                    AtomicQueue2, 5,s:   7,920,883 msg/sec
                    AtomicQueue2, 5,i:   8,032,324 msg/sec
                    AtomicQueue2, 6,s:   7,774,827 msg/sec
                    AtomicQueue2, 6,i:   7,535,039 msg/sec
                    AtomicQueue2, 7,s:   7,045,179 msg/sec
                    AtomicQueue2, 7,i:   7,912,220 msg/sec
                    AtomicQueue2, 8,s:   6,387,513 msg/sec
                    AtomicQueue2, 8,i:   7,347,566 msg/sec
                   AtomicQueueB2, 1,s:  36,186,336 msg/sec
                   AtomicQueueB2, 1,i:  32,643,149 msg/sec
                   AtomicQueueB2, 2,s:  11,376,890 msg/sec
                   AtomicQueueB2, 2,i:  11,118,891 msg/sec
                   AtomicQueueB2, 3,s:   9,562,291 msg/sec
                   AtomicQueueB2, 3,i:   9,563,742 msg/sec
                   AtomicQueueB2, 4,s:   8,022,445 msg/sec
                   AtomicQueueB2, 4,i:   7,828,415 msg/sec
                   AtomicQueueB2, 5,s:   7,585,058 msg/sec
                   AtomicQueueB2, 5,i:   7,672,398 msg/sec
                   AtomicQueueB2, 6,s:   7,296,010 msg/sec
                   AtomicQueueB2, 6,i:   7,442,564 msg/sec
                   AtomicQueueB2, 7,s:   6,931,012 msg/sec
                   AtomicQueueB2, 7,i:   7,692,804 msg/sec
                   AtomicQueueB2, 8,s:   6,225,810 msg/sec
                   AtomicQueueB2, 8,i:   7,068,190 msg/sec
            OptimistAtomicQueue2, 1,s: 478,603,721 msg/sec
            OptimistAtomicQueue2, 1,i:  32,163,919 msg/sec
            OptimistAtomicQueue2, 2,s:  24,750,920 msg/sec
            OptimistAtomicQueue2, 2,i:  22,695,397 msg/sec
            OptimistAtomicQueue2, 3,s:  30,468,764 msg/sec
            OptimistAtomicQueue2, 3,i:  32,224,555 msg/sec
            OptimistAtomicQueue2, 4,s:  33,155,355 msg/sec
            OptimistAtomicQueue2, 4,i:  33,123,156 msg/sec
            OptimistAtomicQueue2, 5,s:  37,055,757 msg/sec
            OptimistAtomicQueue2, 5,i:  40,688,977 msg/sec
            OptimistAtomicQueue2, 6,s:  40,052,661 msg/sec
            OptimistAtomicQueue2, 6,i:  49,230,283 msg/sec
            OptimistAtomicQueue2, 7,s:  42,971,701 msg/sec
            OptimistAtomicQueue2, 7,i:  51,734,088 msg/sec
            OptimistAtomicQueue2, 8,s:  43,982,814 msg/sec
            OptimistAtomicQueue2, 8,i:  48,715,560 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,571,882 msg/sec
           OptimistAtomicQueueB2, 1,i:  63,807,147 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,860,661 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,527,778 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,721,398 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,115,160 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,325,374 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,838,550 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,582,388 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,170,462 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,173,910 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,089,727 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,022,229 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,186,634 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,601,097 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,638,403 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000155 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000457 sec/round-trip
                 tbb::spin_mutex: 0.000000283 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[298] 88m:4s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,870,108 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,637,925 msg/sec
          boost::lockfree::queue, 1,s:   6,832,387 msg/sec
          boost::lockfree::queue, 1,i:   6,914,534 msg/sec
          boost::lockfree::queue, 2,s:   7,683,194 msg/sec
          boost::lockfree::queue, 2,i:   7,435,036 msg/sec
          boost::lockfree::queue, 3,s:   7,395,985 msg/sec
          boost::lockfree::queue, 3,i:   7,514,290 msg/sec
          boost::lockfree::queue, 4,s:   6,422,728 msg/sec
          boost::lockfree::queue, 4,i:   6,734,794 msg/sec
          boost::lockfree::queue, 5,s:   6,502,135 msg/sec
          boost::lockfree::queue, 5,i:   6,449,247 msg/sec
          boost::lockfree::queue, 6,s:   6,043,945 msg/sec
          boost::lockfree::queue, 6,i:   6,103,463 msg/sec
          boost::lockfree::queue, 7,s:   5,969,796 msg/sec
          boost::lockfree::queue, 7,i:   5,921,759 msg/sec
          boost::lockfree::queue, 8,s:   5,480,655 msg/sec
          boost::lockfree::queue, 8,i:   5,650,814 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 508,681,540 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  62,435,939 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,395,638 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,673,260 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,303,348 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,482,681 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,002,158 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,847,290 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,368,654 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,159,100 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,610,483 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,701,244 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,360,826 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  48,104,001 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,959,847 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,627,915 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,386,294 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,624,948 msg/sec
                pthread_spinlock, 1,s:  29,027,164 msg/sec
                pthread_spinlock, 1,i:  25,300,659 msg/sec
                pthread_spinlock, 2,s:  15,957,105 msg/sec
                pthread_spinlock, 2,i:  17,023,874 msg/sec
                pthread_spinlock, 3,s:   8,361,861 msg/sec
                pthread_spinlock, 3,i:  12,105,870 msg/sec
                pthread_spinlock, 4,s:   6,502,558 msg/sec
                pthread_spinlock, 4,i:   8,974,052 msg/sec
                pthread_spinlock, 5,s:   8,558,358 msg/sec
                pthread_spinlock, 5,i:   9,446,852 msg/sec
                pthread_spinlock, 6,s:   8,275,469 msg/sec
                pthread_spinlock, 6,i:   8,392,164 msg/sec
                pthread_spinlock, 7,s:   7,353,993 msg/sec
                pthread_spinlock, 7,i:   7,733,834 msg/sec
                pthread_spinlock, 8,s:   6,671,584 msg/sec
                pthread_spinlock, 8,i:   6,987,653 msg/sec
                      std::mutex, 1,s:   7,755,808 msg/sec
                      std::mutex, 1,i:   7,222,282 msg/sec
                      std::mutex, 2,s:   5,311,812 msg/sec
                      std::mutex, 2,i:   6,288,021 msg/sec
                      std::mutex, 3,s:   6,102,804 msg/sec
                      std::mutex, 3,i:   5,595,238 msg/sec
                      std::mutex, 4,s:   5,753,923 msg/sec
                      std::mutex, 4,i:   5,698,771 msg/sec
                      std::mutex, 5,s:   5,925,800 msg/sec
                      std::mutex, 5,i:   5,667,546 msg/sec
                      std::mutex, 6,s:   5,940,931 msg/sec
                      std::mutex, 6,i:   5,885,931 msg/sec
                      std::mutex, 7,s:   5,810,844 msg/sec
                      std::mutex, 7,i:   5,820,018 msg/sec
                      std::mutex, 8,s:   5,713,218 msg/sec
                      std::mutex, 8,i:   5,708,575 msg/sec
                 tbb::spin_mutex, 1,s:  37,739,506 msg/sec
                 tbb::spin_mutex, 1,i:  32,629,476 msg/sec
                 tbb::spin_mutex, 2,s:  21,095,224 msg/sec
                 tbb::spin_mutex, 2,i:  18,359,026 msg/sec
                 tbb::spin_mutex, 3,s:   7,714,925 msg/sec
                 tbb::spin_mutex, 3,i:  10,239,714 msg/sec
                 tbb::spin_mutex, 4,s:   3,107,519 msg/sec
                 tbb::spin_mutex, 4,i:   6,352,957 msg/sec
                 tbb::spin_mutex, 5,s:   5,196,401 msg/sec
                 tbb::spin_mutex, 5,i:   5,465,990 msg/sec
                 tbb::spin_mutex, 6,s:   5,410,438 msg/sec
                 tbb::spin_mutex, 6,i:   4,314,901 msg/sec
                 tbb::spin_mutex, 7,s:   4,871,998 msg/sec
                 tbb::spin_mutex, 7,i:   4,332,555 msg/sec
                 tbb::spin_mutex, 8,s:   4,253,173 msg/sec
                 tbb::spin_mutex, 8,i:   4,072,634 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,413,246 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,534,517 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,702,295 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,171,588 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,425,564 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,911,263 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,112,805 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,330,908 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,809,224 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,751,160 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,887,564 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,873,653 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,781,866 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,167,048 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,646,362 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,331,862 msg/sec
     xenium::michael_scott_queue, 1,s:   9,481,051 msg/sec
     xenium::michael_scott_queue, 1,i:   9,486,755 msg/sec
     xenium::michael_scott_queue, 2,s:   8,506,552 msg/sec
     xenium::michael_scott_queue, 2,i:   8,468,296 msg/sec
     xenium::michael_scott_queue, 3,s:   7,309,044 msg/sec
     xenium::michael_scott_queue, 3,i:   7,552,405 msg/sec
     xenium::michael_scott_queue, 4,s:   6,266,002 msg/sec
     xenium::michael_scott_queue, 4,i:   6,339,931 msg/sec
     xenium::michael_scott_queue, 5,s:   6,282,773 msg/sec
     xenium::michael_scott_queue, 5,i:   6,712,874 msg/sec
     xenium::michael_scott_queue, 6,s:   6,558,559 msg/sec
     xenium::michael_scott_queue, 6,i:   6,704,353 msg/sec
     xenium::michael_scott_queue, 7,s:   6,307,224 msg/sec
     xenium::michael_scott_queue, 7,i:   6,476,374 msg/sec
     xenium::michael_scott_queue, 8,s:   5,950,733 msg/sec
     xenium::michael_scott_queue, 8,i:   6,145,071 msg/sec
         xenium::ramalhete_queue, 1,s:  32,699,925 msg/sec
         xenium::ramalhete_queue, 1,i:  32,434,158 msg/sec
         xenium::ramalhete_queue, 2,s:  24,339,480 msg/sec
         xenium::ramalhete_queue, 2,i:  23,483,692 msg/sec
         xenium::ramalhete_queue, 3,s:  29,186,995 msg/sec
         xenium::ramalhete_queue, 3,i:  28,475,101 msg/sec
         xenium::ramalhete_queue, 4,s:  33,735,500 msg/sec
         xenium::ramalhete_queue, 4,i:  33,500,340 msg/sec
         xenium::ramalhete_queue, 5,s:  32,222,475 msg/sec
         xenium::ramalhete_queue, 5,i:  36,132,009 msg/sec
         xenium::ramalhete_queue, 6,s:  33,927,490 msg/sec
         xenium::ramalhete_queue, 6,i:  38,700,212 msg/sec
         xenium::ramalhete_queue, 7,s:  35,174,670 msg/sec
         xenium::ramalhete_queue, 7,i:  40,827,401 msg/sec
         xenium::ramalhete_queue, 8,s:  35,608,490 msg/sec
         xenium::ramalhete_queue, 8,i:  44,200,471 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,728,722 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 101,129,689 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  20,941,419 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,621,165 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,554,635 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,100,976 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,477,210 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,293,578 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,012,357 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,320,553 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,081,456 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,434,898 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,217,564 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,150,661 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,380,757 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,230,259 msg/sec
                     AtomicQueue, 1,s:  62,644,375 msg/sec
                     AtomicQueue, 1,i:  56,963,048 msg/sec
                     AtomicQueue, 2,s:  12,332,209 msg/sec
                     AtomicQueue, 2,i:  11,731,761 msg/sec
                     AtomicQueue, 3,s:  10,739,434 msg/sec
                     AtomicQueue, 3,i:   9,961,191 msg/sec
                     AtomicQueue, 4,s:   8,171,561 msg/sec
                     AtomicQueue, 4,i:   8,214,881 msg/sec
                     AtomicQueue, 5,s:   8,041,751 msg/sec
                     AtomicQueue, 5,i:   8,121,636 msg/sec
                     AtomicQueue, 6,s:   7,776,475 msg/sec
                     AtomicQueue, 6,i:   7,615,823 msg/sec
                     AtomicQueue, 7,s:   7,087,916 msg/sec
                     AtomicQueue, 7,i:   7,992,093 msg/sec
                     AtomicQueue, 8,s:   6,379,493 msg/sec
                     AtomicQueue, 8,i:   7,453,686 msg/sec
                    AtomicQueueB, 1,s:  43,940,196 msg/sec
                    AtomicQueueB, 1,i:  42,960,971 msg/sec
                    AtomicQueueB, 2,s:  11,787,581 msg/sec
                    AtomicQueueB, 2,i:  11,475,764 msg/sec
                    AtomicQueueB, 3,s:  11,001,185 msg/sec
                    AtomicQueueB, 3,i:  10,248,767 msg/sec
                    AtomicQueueB, 4,s:   8,103,824 msg/sec
                    AtomicQueueB, 4,i:   8,053,465 msg/sec
                    AtomicQueueB, 5,s:   7,602,083 msg/sec
                    AtomicQueueB, 5,i:   7,852,907 msg/sec
                    AtomicQueueB, 6,s:   7,381,408 msg/sec
                    AtomicQueueB, 6,i:   7,525,973 msg/sec
                    AtomicQueueB, 7,s:   6,947,800 msg/sec
                    AtomicQueueB, 7,i:   7,518,762 msg/sec
                    AtomicQueueB, 8,s:   6,198,220 msg/sec
                    AtomicQueueB, 8,i:   7,147,779 msg/sec
             OptimistAtomicQueue, 1,s: 773,460,258 msg/sec
             OptimistAtomicQueue, 1,i: 650,873,015 msg/sec
             OptimistAtomicQueue, 2,s:  32,314,857 msg/sec
             OptimistAtomicQueue, 2,i:  32,556,175 msg/sec
             OptimistAtomicQueue, 3,s:  36,660,948 msg/sec
             OptimistAtomicQueue, 3,i:  37,422,501 msg/sec
             OptimistAtomicQueue, 4,s:  39,267,928 msg/sec
             OptimistAtomicQueue, 4,i:  39,367,728 msg/sec
             OptimistAtomicQueue, 5,s:  42,529,188 msg/sec
             OptimistAtomicQueue, 5,i:  46,357,840 msg/sec
             OptimistAtomicQueue, 6,s:  42,795,025 msg/sec
             OptimistAtomicQueue, 6,i:  50,430,291 msg/sec
             OptimistAtomicQueue, 7,s:  44,010,095 msg/sec
             OptimistAtomicQueue, 7,i:  52,028,940 msg/sec
             OptimistAtomicQueue, 8,s:  46,342,798 msg/sec
             OptimistAtomicQueue, 8,i:  49,519,769 msg/sec
            OptimistAtomicQueueB, 1,s:  94,375,520 msg/sec
            OptimistAtomicQueueB, 1,i:  76,559,129 msg/sec
            OptimistAtomicQueueB, 2,s:  32,104,434 msg/sec
            OptimistAtomicQueueB, 2,i:  31,895,393 msg/sec
            OptimistAtomicQueueB, 3,s:  36,255,121 msg/sec
            OptimistAtomicQueueB, 3,i:  36,868,174 msg/sec
            OptimistAtomicQueueB, 4,s:  38,672,015 msg/sec
            OptimistAtomicQueueB, 4,i:  38,473,613 msg/sec
            OptimistAtomicQueueB, 5,s:  40,604,638 msg/sec
            OptimistAtomicQueueB, 5,i:  45,670,864 msg/sec
            OptimistAtomicQueueB, 6,s:  40,927,233 msg/sec
            OptimistAtomicQueueB, 6,i:  48,560,458 msg/sec
            OptimistAtomicQueueB, 7,s:  41,803,698 msg/sec
            OptimistAtomicQueueB, 7,i:  51,377,593 msg/sec
            OptimistAtomicQueueB, 8,s:  44,690,918 msg/sec
            OptimistAtomicQueueB, 8,i:  48,340,982 msg/sec
                    AtomicQueue2, 1,s:  22,889,093 msg/sec
                    AtomicQueue2, 1,i:  23,087,067 msg/sec
                    AtomicQueue2, 2,s:  12,036,627 msg/sec
                    AtomicQueue2, 2,i:  11,575,902 msg/sec
                    AtomicQueue2, 3,s:   9,446,850 msg/sec
                    AtomicQueue2, 3,i:   9,519,875 msg/sec
                    AtomicQueue2, 4,s:   8,030,877 msg/sec
                    AtomicQueue2, 4,i:   8,046,241 msg/sec
                    AtomicQueue2, 5,s:   7,906,259 msg/sec
                    AtomicQueue2, 5,i:   7,947,601 msg/sec
                    AtomicQueue2, 6,s:   7,634,354 msg/sec
                    AtomicQueue2, 6,i:   7,516,862 msg/sec
                    AtomicQueue2, 7,s:   7,138,149 msg/sec
                    AtomicQueue2, 7,i:   7,872,725 msg/sec
                    AtomicQueue2, 8,s:   6,378,781 msg/sec
                    AtomicQueue2, 8,i:   7,387,000 msg/sec
                   AtomicQueueB2, 1,s:  36,200,029 msg/sec
                   AtomicQueueB2, 1,i:  32,655,240 msg/sec
                   AtomicQueueB2, 2,s:  11,488,783 msg/sec
                   AtomicQueueB2, 2,i:  11,146,946 msg/sec
                   AtomicQueueB2, 3,s:   9,620,627 msg/sec
                   AtomicQueueB2, 3,i:   9,545,581 msg/sec
                   AtomicQueueB2, 4,s:   7,931,686 msg/sec
                   AtomicQueueB2, 4,i:   7,838,523 msg/sec
                   AtomicQueueB2, 5,s:   7,540,259 msg/sec
                   AtomicQueueB2, 5,i:   7,623,243 msg/sec
                   AtomicQueueB2, 6,s:   7,319,620 msg/sec
                   AtomicQueueB2, 6,i:   7,424,209 msg/sec
                   AtomicQueueB2, 7,s:   6,857,641 msg/sec
                   AtomicQueueB2, 7,i:   7,686,749 msg/sec
                   AtomicQueueB2, 8,s:   6,270,673 msg/sec
                   AtomicQueueB2, 8,i:   7,046,782 msg/sec
            OptimistAtomicQueue2, 1,s: 439,444,686 msg/sec
            OptimistAtomicQueue2, 1,i:  32,389,726 msg/sec
            OptimistAtomicQueue2, 2,s:  26,173,370 msg/sec
            OptimistAtomicQueue2, 2,i:  24,629,879 msg/sec
            OptimistAtomicQueue2, 3,s:  30,325,446 msg/sec
            OptimistAtomicQueue2, 3,i:  30,444,143 msg/sec
            OptimistAtomicQueue2, 4,s:  33,237,336 msg/sec
            OptimistAtomicQueue2, 4,i:  33,392,211 msg/sec
            OptimistAtomicQueue2, 5,s:  37,264,189 msg/sec
            OptimistAtomicQueue2, 5,i:  40,042,048 msg/sec
            OptimistAtomicQueue2, 6,s:  40,002,785 msg/sec
            OptimistAtomicQueue2, 6,i:  49,096,843 msg/sec
            OptimistAtomicQueue2, 7,s:  42,660,756 msg/sec
            OptimistAtomicQueue2, 7,i:  51,564,304 msg/sec
            OptimistAtomicQueue2, 8,s:  43,820,914 msg/sec
            OptimistAtomicQueue2, 8,i:  48,487,224 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,823,857 msg/sec
           OptimistAtomicQueueB2, 1,i:  34,540,022 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,187,615 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,907,093 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,677,185 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,748,958 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,283,604 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,922,195 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,761,340 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,415,684 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,783,681 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,224,232 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,096,364 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,507,196 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,556,452 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,503,378 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000135 sec/round-trip
          boost::lockfree::queue: 0.000000332 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000149 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000244 sec/round-trip
                pthread_spinlock: 0.000000239 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000270 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000365 sec/round-trip
         xenium::ramalhete_queue: 0.000000257 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000169 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[299] 86m:45s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,311,446 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,405,725 msg/sec
          boost::lockfree::queue, 1,s:   7,868,522 msg/sec
          boost::lockfree::queue, 1,i:   6,934,217 msg/sec
          boost::lockfree::queue, 2,s:   7,704,960 msg/sec
          boost::lockfree::queue, 2,i:   7,393,299 msg/sec
          boost::lockfree::queue, 3,s:   7,392,827 msg/sec
          boost::lockfree::queue, 3,i:   7,562,851 msg/sec
          boost::lockfree::queue, 4,s:   6,430,142 msg/sec
          boost::lockfree::queue, 4,i:   6,874,685 msg/sec
          boost::lockfree::queue, 5,s:   6,436,517 msg/sec
          boost::lockfree::queue, 5,i:   6,532,569 msg/sec
          boost::lockfree::queue, 6,s:   6,031,715 msg/sec
          boost::lockfree::queue, 6,i:   6,124,670 msg/sec
          boost::lockfree::queue, 7,s:   5,943,799 msg/sec
          boost::lockfree::queue, 7,i:   6,031,985 msg/sec
          boost::lockfree::queue, 8,s:   5,418,887 msg/sec
          boost::lockfree::queue, 8,i:   5,631,300 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 176,611,147 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  94,337,482 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,015,924 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,873,716 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,056,054 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,101,313 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,697,348 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,587,016 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,579,495 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  40,374,699 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,296,882 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,169,457 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,174,737 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,144,198 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,940,623 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,710,683 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,190,055 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,673,967 msg/sec
                pthread_spinlock, 1,s:  29,036,849 msg/sec
                pthread_spinlock, 1,i:  25,362,464 msg/sec
                pthread_spinlock, 2,s:  15,608,811 msg/sec
                pthread_spinlock, 2,i:  17,031,602 msg/sec
                pthread_spinlock, 3,s:   8,411,527 msg/sec
                pthread_spinlock, 3,i:  12,139,896 msg/sec
                pthread_spinlock, 4,s:   6,455,134 msg/sec
                pthread_spinlock, 4,i:   9,132,726 msg/sec
                pthread_spinlock, 5,s:   8,734,549 msg/sec
                pthread_spinlock, 5,i:   8,947,362 msg/sec
                pthread_spinlock, 6,s:   8,494,217 msg/sec
                pthread_spinlock, 6,i:   8,343,673 msg/sec
                pthread_spinlock, 7,s:   7,536,893 msg/sec
                pthread_spinlock, 7,i:   7,448,718 msg/sec
                pthread_spinlock, 8,s:   6,663,149 msg/sec
                pthread_spinlock, 8,i:   7,250,710 msg/sec
                      std::mutex, 1,s:   7,115,315 msg/sec
                      std::mutex, 1,i:   6,242,264 msg/sec
                      std::mutex, 2,s:   5,660,512 msg/sec
                      std::mutex, 2,i:   5,064,588 msg/sec
                      std::mutex, 3,s:   5,799,470 msg/sec
                      std::mutex, 3,i:   5,969,274 msg/sec
                      std::mutex, 4,s:   6,283,476 msg/sec
                      std::mutex, 4,i:   6,166,170 msg/sec
                      std::mutex, 5,s:   6,122,828 msg/sec
                      std::mutex, 5,i:   5,973,899 msg/sec
                      std::mutex, 6,s:   5,944,315 msg/sec
                      std::mutex, 6,i:   5,888,139 msg/sec
                      std::mutex, 7,s:   5,800,123 msg/sec
                      std::mutex, 7,i:   5,745,088 msg/sec
                      std::mutex, 8,s:   5,672,992 msg/sec
                      std::mutex, 8,i:   5,708,802 msg/sec
                 tbb::spin_mutex, 1,s:  37,754,849 msg/sec
                 tbb::spin_mutex, 1,i:  37,648,653 msg/sec
                 tbb::spin_mutex, 2,s:  21,200,734 msg/sec
                 tbb::spin_mutex, 2,i:  18,538,137 msg/sec
                 tbb::spin_mutex, 3,s:   7,710,903 msg/sec
                 tbb::spin_mutex, 3,i:  10,263,817 msg/sec
                 tbb::spin_mutex, 4,s:   3,139,970 msg/sec
                 tbb::spin_mutex, 4,i:   6,266,615 msg/sec
                 tbb::spin_mutex, 5,s:   5,213,371 msg/sec
                 tbb::spin_mutex, 5,i:   5,828,391 msg/sec
                 tbb::spin_mutex, 6,s:   5,291,544 msg/sec
                 tbb::spin_mutex, 6,i:   4,279,351 msg/sec
                 tbb::spin_mutex, 7,s:   4,844,360 msg/sec
                 tbb::spin_mutex, 7,i:   4,366,476 msg/sec
                 tbb::spin_mutex, 8,s:   4,265,439 msg/sec
                 tbb::spin_mutex, 8,i:   4,065,465 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,235,960 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,385,341 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,898,475 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,576,857 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,680,454 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,644,179 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,988,741 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,307,186 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,489,049 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,624,790 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,817,823 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,717,422 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,941,405 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,121,776 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,840,448 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,442,950 msg/sec
     xenium::michael_scott_queue, 1,s:   9,618,672 msg/sec
     xenium::michael_scott_queue, 1,i:   9,615,543 msg/sec
     xenium::michael_scott_queue, 2,s:   8,436,680 msg/sec
     xenium::michael_scott_queue, 2,i:   8,483,915 msg/sec
     xenium::michael_scott_queue, 3,s:   7,294,675 msg/sec
     xenium::michael_scott_queue, 3,i:   7,539,885 msg/sec
     xenium::michael_scott_queue, 4,s:   6,264,397 msg/sec
     xenium::michael_scott_queue, 4,i:   6,391,250 msg/sec
     xenium::michael_scott_queue, 5,s:   6,336,702 msg/sec
     xenium::michael_scott_queue, 5,i:   6,625,612 msg/sec
     xenium::michael_scott_queue, 6,s:   6,476,213 msg/sec
     xenium::michael_scott_queue, 6,i:   7,078,772 msg/sec
     xenium::michael_scott_queue, 7,s:   6,246,790 msg/sec
     xenium::michael_scott_queue, 7,i:   6,560,082 msg/sec
     xenium::michael_scott_queue, 8,s:   6,046,997 msg/sec
     xenium::michael_scott_queue, 8,i:   6,089,530 msg/sec
         xenium::ramalhete_queue, 1,s:  32,717,041 msg/sec
         xenium::ramalhete_queue, 1,i:  32,727,459 msg/sec
         xenium::ramalhete_queue, 2,s:  24,416,118 msg/sec
         xenium::ramalhete_queue, 2,i:  23,403,931 msg/sec
         xenium::ramalhete_queue, 3,s:  29,175,882 msg/sec
         xenium::ramalhete_queue, 3,i:  28,449,455 msg/sec
         xenium::ramalhete_queue, 4,s:  34,047,588 msg/sec
         xenium::ramalhete_queue, 4,i:  33,476,173 msg/sec
         xenium::ramalhete_queue, 5,s:  32,401,402 msg/sec
         xenium::ramalhete_queue, 5,i:  36,354,389 msg/sec
         xenium::ramalhete_queue, 6,s:  33,921,151 msg/sec
         xenium::ramalhete_queue, 6,i:  39,798,432 msg/sec
         xenium::ramalhete_queue, 7,s:  35,159,153 msg/sec
         xenium::ramalhete_queue, 7,i:  41,664,063 msg/sec
         xenium::ramalhete_queue, 8,s:  35,376,369 msg/sec
         xenium::ramalhete_queue, 8,i:  44,100,263 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,460,589 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,743,163 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,794,071 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,453,805 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,899,887 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,524,617 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,534,645 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,040,009 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,939,634 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,291,196 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,157,793 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,467,884 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,200,424 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,069,968 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,371,190 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,530,455 msg/sec
                     AtomicQueue, 1,s:  59,330,866 msg/sec
                     AtomicQueue, 1,i:  57,039,198 msg/sec
                     AtomicQueue, 2,s:  12,239,158 msg/sec
                     AtomicQueue, 2,i:  11,728,884 msg/sec
                     AtomicQueue, 3,s:  10,757,778 msg/sec
                     AtomicQueue, 3,i:   9,926,800 msg/sec
                     AtomicQueue, 4,s:   8,151,530 msg/sec
                     AtomicQueue, 4,i:   8,184,651 msg/sec
                     AtomicQueue, 5,s:   8,027,465 msg/sec
                     AtomicQueue, 5,i:   8,126,970 msg/sec
                     AtomicQueue, 6,s:   7,724,126 msg/sec
                     AtomicQueue, 6,i:   7,609,974 msg/sec
                     AtomicQueue, 7,s:   7,128,677 msg/sec
                     AtomicQueue, 7,i:   7,974,265 msg/sec
                     AtomicQueue, 8,s:   6,332,229 msg/sec
                     AtomicQueue, 8,i:   7,442,540 msg/sec
                    AtomicQueueB, 1,s:  43,779,112 msg/sec
                    AtomicQueueB, 1,i:  42,998,512 msg/sec
                    AtomicQueueB, 2,s:  11,610,416 msg/sec
                    AtomicQueueB, 2,i:  11,447,590 msg/sec
                    AtomicQueueB, 3,s:  11,044,331 msg/sec
                    AtomicQueueB, 3,i:  10,253,368 msg/sec
                    AtomicQueueB, 4,s:   8,049,255 msg/sec
                    AtomicQueueB, 4,i:   7,929,733 msg/sec
                    AtomicQueueB, 5,s:   7,476,009 msg/sec
                    AtomicQueueB, 5,i:   7,888,553 msg/sec
                    AtomicQueueB, 6,s:   7,301,253 msg/sec
                    AtomicQueueB, 6,i:   7,491,360 msg/sec
                    AtomicQueueB, 7,s:   6,844,647 msg/sec
                    AtomicQueueB, 7,i:   7,749,403 msg/sec
                    AtomicQueueB, 8,s:   6,218,208 msg/sec
                    AtomicQueueB, 8,i:   7,168,339 msg/sec
             OptimistAtomicQueue, 1,s: 729,408,435 msg/sec
             OptimistAtomicQueue, 1,i: 558,194,108 msg/sec
             OptimistAtomicQueue, 2,s:  32,134,158 msg/sec
             OptimistAtomicQueue, 2,i:  32,228,385 msg/sec
             OptimistAtomicQueue, 3,s:  36,615,380 msg/sec
             OptimistAtomicQueue, 3,i:  37,317,551 msg/sec
             OptimistAtomicQueue, 4,s:  39,269,886 msg/sec
             OptimistAtomicQueue, 4,i:  39,382,417 msg/sec
             OptimistAtomicQueue, 5,s:  42,344,753 msg/sec
             OptimistAtomicQueue, 5,i:  46,291,380 msg/sec
             OptimistAtomicQueue, 6,s:  42,544,564 msg/sec
             OptimistAtomicQueue, 6,i:  50,277,074 msg/sec
             OptimistAtomicQueue, 7,s:  44,212,680 msg/sec
             OptimistAtomicQueue, 7,i:  49,174,853 msg/sec
             OptimistAtomicQueue, 8,s:  46,379,200 msg/sec
             OptimistAtomicQueue, 8,i:  49,024,664 msg/sec
            OptimistAtomicQueueB, 1,s: 120,532,093 msg/sec
            OptimistAtomicQueueB, 1,i: 140,012,846 msg/sec
            OptimistAtomicQueueB, 2,s:  32,189,163 msg/sec
            OptimistAtomicQueueB, 2,i:  32,187,611 msg/sec
            OptimistAtomicQueueB, 3,s:  36,254,724 msg/sec
            OptimistAtomicQueueB, 3,i:  36,859,745 msg/sec
            OptimistAtomicQueueB, 4,s:  38,658,097 msg/sec
            OptimistAtomicQueueB, 4,i:  38,594,451 msg/sec
            OptimistAtomicQueueB, 5,s:  41,022,711 msg/sec
            OptimistAtomicQueueB, 5,i:  45,390,992 msg/sec
            OptimistAtomicQueueB, 6,s:  40,631,304 msg/sec
            OptimistAtomicQueueB, 6,i:  49,115,158 msg/sec
            OptimistAtomicQueueB, 7,s:  41,910,554 msg/sec
            OptimistAtomicQueueB, 7,i:  51,434,464 msg/sec
            OptimistAtomicQueueB, 8,s:  44,580,624 msg/sec
            OptimistAtomicQueueB, 8,i:  47,964,476 msg/sec
                    AtomicQueue2, 1,s:  22,884,942 msg/sec
                    AtomicQueue2, 1,i:  22,903,410 msg/sec
                    AtomicQueue2, 2,s:  12,002,124 msg/sec
                    AtomicQueue2, 2,i:  11,399,940 msg/sec
                    AtomicQueue2, 3,s:   9,703,308 msg/sec
                    AtomicQueue2, 3,i:   9,559,262 msg/sec
                    AtomicQueue2, 4,s:   8,024,599 msg/sec
                    AtomicQueue2, 4,i:   8,040,720 msg/sec
                    AtomicQueue2, 5,s:   7,896,303 msg/sec
                    AtomicQueue2, 5,i:   7,979,149 msg/sec
                    AtomicQueue2, 6,s:   7,696,742 msg/sec
                    AtomicQueue2, 6,i:   7,485,471 msg/sec
                    AtomicQueue2, 7,s:   7,167,198 msg/sec
                    AtomicQueue2, 7,i:   7,894,105 msg/sec
                    AtomicQueue2, 8,s:   6,371,467 msg/sec
                    AtomicQueue2, 8,i:   7,398,650 msg/sec
                   AtomicQueueB2, 1,s:  36,243,195 msg/sec
                   AtomicQueueB2, 1,i:  32,618,940 msg/sec
                   AtomicQueueB2, 2,s:  11,441,470 msg/sec
                   AtomicQueueB2, 2,i:  11,101,727 msg/sec
                   AtomicQueueB2, 3,s:   9,654,977 msg/sec
                   AtomicQueueB2, 3,i:   9,513,252 msg/sec
                   AtomicQueueB2, 4,s:   7,934,048 msg/sec
                   AtomicQueueB2, 4,i:   7,905,037 msg/sec
                   AtomicQueueB2, 5,s:   7,488,076 msg/sec
                   AtomicQueueB2, 5,i:   7,705,600 msg/sec
                   AtomicQueueB2, 6,s:   7,314,005 msg/sec
                   AtomicQueueB2, 6,i:   7,440,981 msg/sec
                   AtomicQueueB2, 7,s:   6,858,032 msg/sec
                   AtomicQueueB2, 7,i:   7,724,319 msg/sec
                   AtomicQueueB2, 8,s:   6,336,751 msg/sec
                   AtomicQueueB2, 8,i:   7,102,397 msg/sec
            OptimistAtomicQueue2, 1,s:  32,150,612 msg/sec
            OptimistAtomicQueue2, 1,i:  29,700,577 msg/sec
            OptimistAtomicQueue2, 2,s:  24,951,304 msg/sec
            OptimistAtomicQueue2, 2,i:  24,026,241 msg/sec
            OptimistAtomicQueue2, 3,s:  30,323,748 msg/sec
            OptimistAtomicQueue2, 3,i:  30,471,924 msg/sec
            OptimistAtomicQueue2, 4,s:  33,267,200 msg/sec
            OptimistAtomicQueue2, 4,i:  33,343,357 msg/sec
            OptimistAtomicQueue2, 5,s:  37,327,937 msg/sec
            OptimistAtomicQueue2, 5,i:  40,758,969 msg/sec
            OptimistAtomicQueue2, 6,s:  40,155,630 msg/sec
            OptimistAtomicQueue2, 6,i:  49,235,290 msg/sec
            OptimistAtomicQueue2, 7,s:  42,694,124 msg/sec
            OptimistAtomicQueue2, 7,i:  51,656,871 msg/sec
            OptimistAtomicQueue2, 8,s:  43,979,636 msg/sec
            OptimistAtomicQueue2, 8,i:  48,528,099 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,342,120 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,931,471 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,156,510 msg/sec
           OptimistAtomicQueueB2, 2,i:  27,286,793 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,311,162 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,298,202 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,026,984 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,651,625 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,530,768 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,134,631 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,218,509 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,351,135 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,447,058 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,420,528 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,675,322 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,573,983 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000291 sec/round-trip
                      std::mutex: 0.000000459 sec/round-trip
                 tbb::spin_mutex: 0.000000262 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[300] 85m:26s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,333,674 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,302,217 msg/sec
          boost::lockfree::queue, 1,s:   6,881,510 msg/sec
          boost::lockfree::queue, 1,i:   6,768,949 msg/sec
          boost::lockfree::queue, 2,s:   7,640,204 msg/sec
          boost::lockfree::queue, 2,i:   7,529,721 msg/sec
          boost::lockfree::queue, 3,s:   7,357,392 msg/sec
          boost::lockfree::queue, 3,i:   7,522,768 msg/sec
          boost::lockfree::queue, 4,s:   6,430,648 msg/sec
          boost::lockfree::queue, 4,i:   6,738,342 msg/sec
          boost::lockfree::queue, 5,s:   6,410,631 msg/sec
          boost::lockfree::queue, 5,i:   6,498,996 msg/sec
          boost::lockfree::queue, 6,s:   6,041,373 msg/sec
          boost::lockfree::queue, 6,i:   6,112,033 msg/sec
          boost::lockfree::queue, 7,s:   5,827,057 msg/sec
          boost::lockfree::queue, 7,i:   5,940,844 msg/sec
          boost::lockfree::queue, 8,s:   5,381,219 msg/sec
          boost::lockfree::queue, 8,i:   5,667,577 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  51,338,408 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  55,229,412 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,428,730 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,372,370 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,038,031 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,046,388 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,372,790 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,120,072 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,030,832 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,349,989 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  45,076,956 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,202,260 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,446,447 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,277,384 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,029,204 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,640,713 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,200,256 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,438,471 msg/sec
                pthread_spinlock, 1,s:  28,688,547 msg/sec
                pthread_spinlock, 1,i:  25,452,928 msg/sec
                pthread_spinlock, 2,s:  15,424,526 msg/sec
                pthread_spinlock, 2,i:  17,084,415 msg/sec
                pthread_spinlock, 3,s:   8,359,134 msg/sec
                pthread_spinlock, 3,i:  11,963,333 msg/sec
                pthread_spinlock, 4,s:   6,524,198 msg/sec
                pthread_spinlock, 4,i:   8,877,919 msg/sec
                pthread_spinlock, 5,s:   8,687,096 msg/sec
                pthread_spinlock, 5,i:   9,550,974 msg/sec
                pthread_spinlock, 6,s:   8,318,658 msg/sec
                pthread_spinlock, 6,i:   8,393,463 msg/sec
                pthread_spinlock, 7,s:   7,614,076 msg/sec
                pthread_spinlock, 7,i:   7,862,231 msg/sec
                pthread_spinlock, 8,s:   6,880,877 msg/sec
                pthread_spinlock, 8,i:   6,875,544 msg/sec
                      std::mutex, 1,s:   7,138,165 msg/sec
                      std::mutex, 1,i:   7,038,164 msg/sec
                      std::mutex, 2,s:   5,432,113 msg/sec
                      std::mutex, 2,i:   5,115,660 msg/sec
                      std::mutex, 3,s:   5,443,591 msg/sec
                      std::mutex, 3,i:   5,627,716 msg/sec
                      std::mutex, 4,s:   6,189,487 msg/sec
                      std::mutex, 4,i:   6,219,589 msg/sec
                      std::mutex, 5,s:   5,975,297 msg/sec
                      std::mutex, 5,i:   5,899,467 msg/sec
                      std::mutex, 6,s:   5,928,057 msg/sec
                      std::mutex, 6,i:   5,838,026 msg/sec
                      std::mutex, 7,s:   5,715,724 msg/sec
                      std::mutex, 7,i:   5,714,589 msg/sec
                      std::mutex, 8,s:   5,614,662 msg/sec
                      std::mutex, 8,i:   5,604,387 msg/sec
                 tbb::spin_mutex, 1,s:  37,487,762 msg/sec
                 tbb::spin_mutex, 1,i:  33,175,405 msg/sec
                 tbb::spin_mutex, 2,s:  21,206,407 msg/sec
                 tbb::spin_mutex, 2,i:  18,982,551 msg/sec
                 tbb::spin_mutex, 3,s:   7,890,276 msg/sec
                 tbb::spin_mutex, 3,i:  10,149,267 msg/sec
                 tbb::spin_mutex, 4,s:   3,045,628 msg/sec
                 tbb::spin_mutex, 4,i:   6,341,688 msg/sec
                 tbb::spin_mutex, 5,s:   5,376,547 msg/sec
                 tbb::spin_mutex, 5,i:   5,816,303 msg/sec
                 tbb::spin_mutex, 6,s:   5,119,154 msg/sec
                 tbb::spin_mutex, 6,i:   4,350,891 msg/sec
                 tbb::spin_mutex, 7,s:   4,835,850 msg/sec
                 tbb::spin_mutex, 7,i:   4,300,229 msg/sec
                 tbb::spin_mutex, 8,s:   4,270,406 msg/sec
                 tbb::spin_mutex, 8,i:   4,091,401 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,360,653 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,164,367 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,843,110 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,359,170 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,561,937 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,835,753 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,010,226 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,312,276 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,427,441 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,624,730 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,822,328 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,754,733 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,922,163 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,082,187 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,871,318 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,473,794 msg/sec
     xenium::michael_scott_queue, 1,s:   9,396,000 msg/sec
     xenium::michael_scott_queue, 1,i:   9,450,500 msg/sec
     xenium::michael_scott_queue, 2,s:   8,465,578 msg/sec
     xenium::michael_scott_queue, 2,i:   8,575,061 msg/sec
     xenium::michael_scott_queue, 3,s:   7,286,107 msg/sec
     xenium::michael_scott_queue, 3,i:   7,668,734 msg/sec
     xenium::michael_scott_queue, 4,s:   6,376,052 msg/sec
     xenium::michael_scott_queue, 4,i:   6,318,123 msg/sec
     xenium::michael_scott_queue, 5,s:   6,280,642 msg/sec
     xenium::michael_scott_queue, 5,i:   6,626,346 msg/sec
     xenium::michael_scott_queue, 6,s:   6,539,856 msg/sec
     xenium::michael_scott_queue, 6,i:   6,829,564 msg/sec
     xenium::michael_scott_queue, 7,s:   6,266,683 msg/sec
     xenium::michael_scott_queue, 7,i:   6,577,291 msg/sec
     xenium::michael_scott_queue, 8,s:   5,957,581 msg/sec
     xenium::michael_scott_queue, 8,i:   6,083,284 msg/sec
         xenium::ramalhete_queue, 1,s:  31,832,808 msg/sec
         xenium::ramalhete_queue, 1,i:  32,235,161 msg/sec
         xenium::ramalhete_queue, 2,s:  23,699,693 msg/sec
         xenium::ramalhete_queue, 2,i:  23,377,585 msg/sec
         xenium::ramalhete_queue, 3,s:  29,153,496 msg/sec
         xenium::ramalhete_queue, 3,i:  28,553,491 msg/sec
         xenium::ramalhete_queue, 4,s:  33,905,415 msg/sec
         xenium::ramalhete_queue, 4,i:  33,570,959 msg/sec
         xenium::ramalhete_queue, 5,s:  32,099,386 msg/sec
         xenium::ramalhete_queue, 5,i:  38,265,573 msg/sec
         xenium::ramalhete_queue, 6,s:  34,108,807 msg/sec
         xenium::ramalhete_queue, 6,i:  39,641,162 msg/sec
         xenium::ramalhete_queue, 7,s:  35,287,186 msg/sec
         xenium::ramalhete_queue, 7,i:  41,298,711 msg/sec
         xenium::ramalhete_queue, 8,s:  35,399,972 msg/sec
         xenium::ramalhete_queue, 8,i:  43,684,409 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,784,392 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,886,372 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,811,790 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,543,650 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,525,313 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,776,965 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,666,326 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,179,890 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,659,914 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,339,582 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,029,810 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,586,488 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,207,044 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,054,912 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,404,448 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,343,247 msg/sec
                     AtomicQueue, 1,s:  59,366,442 msg/sec
                     AtomicQueue, 1,i:  56,607,898 msg/sec
                     AtomicQueue, 2,s:  12,256,195 msg/sec
                     AtomicQueue, 2,i:  11,765,240 msg/sec
                     AtomicQueue, 3,s:  10,673,662 msg/sec
                     AtomicQueue, 3,i:   9,904,198 msg/sec
                     AtomicQueue, 4,s:   8,178,676 msg/sec
                     AtomicQueue, 4,i:   8,193,554 msg/sec
                     AtomicQueue, 5,s:   8,032,544 msg/sec
                     AtomicQueue, 5,i:   8,087,411 msg/sec
                     AtomicQueue, 6,s:   7,765,035 msg/sec
                     AtomicQueue, 6,i:   7,626,425 msg/sec
                     AtomicQueue, 7,s:   7,203,760 msg/sec
                     AtomicQueue, 7,i:   7,993,676 msg/sec
                     AtomicQueue, 8,s:   6,321,532 msg/sec
                     AtomicQueue, 8,i:   7,444,636 msg/sec
                    AtomicQueueB, 1,s:  44,553,036 msg/sec
                    AtomicQueueB, 1,i:  42,709,770 msg/sec
                    AtomicQueueB, 2,s:  11,769,074 msg/sec
                    AtomicQueueB, 2,i:  11,480,900 msg/sec
                    AtomicQueueB, 3,s:  11,021,686 msg/sec
                    AtomicQueueB, 3,i:  10,153,416 msg/sec
                    AtomicQueueB, 4,s:   8,032,830 msg/sec
                    AtomicQueueB, 4,i:   8,050,825 msg/sec
                    AtomicQueueB, 5,s:   7,603,838 msg/sec
                    AtomicQueueB, 5,i:   7,693,859 msg/sec
                    AtomicQueueB, 6,s:   7,436,755 msg/sec
                    AtomicQueueB, 6,i:   7,537,691 msg/sec
                    AtomicQueueB, 7,s:   6,871,593 msg/sec
                    AtomicQueueB, 7,i:   7,739,924 msg/sec
                    AtomicQueueB, 8,s:   6,275,587 msg/sec
                    AtomicQueueB, 8,i:   7,168,242 msg/sec
             OptimistAtomicQueue, 1,s: 768,472,050 msg/sec
             OptimistAtomicQueue, 1,i: 614,563,558 msg/sec
             OptimistAtomicQueue, 2,s:  32,623,795 msg/sec
             OptimistAtomicQueue, 2,i:  32,696,309 msg/sec
             OptimistAtomicQueue, 3,s:  36,652,975 msg/sec
             OptimistAtomicQueue, 3,i:  37,445,708 msg/sec
             OptimistAtomicQueue, 4,s:  39,289,820 msg/sec
             OptimistAtomicQueue, 4,i:  39,413,736 msg/sec
             OptimistAtomicQueue, 5,s:  42,420,582 msg/sec
             OptimistAtomicQueue, 5,i:  46,414,068 msg/sec
             OptimistAtomicQueue, 6,s:  42,331,130 msg/sec
             OptimistAtomicQueue, 6,i:  50,509,398 msg/sec
             OptimistAtomicQueue, 7,s:  44,375,990 msg/sec
             OptimistAtomicQueue, 7,i:  52,919,890 msg/sec
             OptimistAtomicQueue, 8,s:  46,309,432 msg/sec
             OptimistAtomicQueue, 8,i:  49,881,555 msg/sec
            OptimistAtomicQueueB, 1,s: 155,268,081 msg/sec
            OptimistAtomicQueueB, 1,i:  76,372,412 msg/sec
            OptimistAtomicQueueB, 2,s:  32,194,713 msg/sec
            OptimistAtomicQueueB, 2,i:  31,847,244 msg/sec
            OptimistAtomicQueueB, 3,s:  36,219,210 msg/sec
            OptimistAtomicQueueB, 3,i:  36,863,177 msg/sec
            OptimistAtomicQueueB, 4,s:  38,684,751 msg/sec
            OptimistAtomicQueueB, 4,i:  38,613,607 msg/sec
            OptimistAtomicQueueB, 5,s:  40,979,428 msg/sec
            OptimistAtomicQueueB, 5,i:  45,310,767 msg/sec
            OptimistAtomicQueueB, 6,s:  40,535,299 msg/sec
            OptimistAtomicQueueB, 6,i:  48,695,124 msg/sec
            OptimistAtomicQueueB, 7,s:  41,637,096 msg/sec
            OptimistAtomicQueueB, 7,i:  51,551,436 msg/sec
            OptimistAtomicQueueB, 8,s:  44,580,088 msg/sec
            OptimistAtomicQueueB, 8,i:  48,366,341 msg/sec
                    AtomicQueue2, 1,s:  22,885,248 msg/sec
                    AtomicQueue2, 1,i:  22,876,090 msg/sec
                    AtomicQueue2, 2,s:  11,737,694 msg/sec
                    AtomicQueue2, 2,i:  11,462,659 msg/sec
                    AtomicQueue2, 3,s:   9,408,598 msg/sec
                    AtomicQueue2, 3,i:   9,393,103 msg/sec
                    AtomicQueue2, 4,s:   8,061,121 msg/sec
                    AtomicQueue2, 4,i:   8,061,715 msg/sec
                    AtomicQueue2, 5,s:   7,938,821 msg/sec
                    AtomicQueue2, 5,i:   8,074,266 msg/sec
                    AtomicQueue2, 6,s:   7,467,141 msg/sec
                    AtomicQueue2, 6,i:   7,512,307 msg/sec
                    AtomicQueue2, 7,s:   7,178,367 msg/sec
                    AtomicQueue2, 7,i:   7,878,189 msg/sec
                    AtomicQueue2, 8,s:   6,389,403 msg/sec
                    AtomicQueue2, 8,i:   7,204,896 msg/sec
                   AtomicQueueB2, 1,s:  39,134,849 msg/sec
                   AtomicQueueB2, 1,i:  33,440,295 msg/sec
                   AtomicQueueB2, 2,s:  11,421,344 msg/sec
                   AtomicQueueB2, 2,i:  11,133,823 msg/sec
                   AtomicQueueB2, 3,s:   9,625,262 msg/sec
                   AtomicQueueB2, 3,i:   9,556,716 msg/sec
                   AtomicQueueB2, 4,s:   7,949,553 msg/sec
                   AtomicQueueB2, 4,i:   7,890,454 msg/sec
                   AtomicQueueB2, 5,s:   7,470,369 msg/sec
                   AtomicQueueB2, 5,i:   7,636,694 msg/sec
                   AtomicQueueB2, 6,s:   7,367,111 msg/sec
                   AtomicQueueB2, 6,i:   7,439,100 msg/sec
                   AtomicQueueB2, 7,s:   6,922,829 msg/sec
                   AtomicQueueB2, 7,i:   7,715,220 msg/sec
                   AtomicQueueB2, 8,s:   6,339,816 msg/sec
                   AtomicQueueB2, 8,i:   7,095,966 msg/sec
            OptimistAtomicQueue2, 1,s: 480,694,468 msg/sec
            OptimistAtomicQueue2, 1,i:  32,208,120 msg/sec
            OptimistAtomicQueue2, 2,s:  29,498,088 msg/sec
            OptimistAtomicQueue2, 2,i:  24,280,210 msg/sec
            OptimistAtomicQueue2, 3,s:  30,325,469 msg/sec
            OptimistAtomicQueue2, 3,i:  29,972,467 msg/sec
            OptimistAtomicQueue2, 4,s:  33,223,020 msg/sec
            OptimistAtomicQueue2, 4,i:  33,161,927 msg/sec
            OptimistAtomicQueue2, 5,s:  37,148,950 msg/sec
            OptimistAtomicQueue2, 5,i:  40,707,178 msg/sec
            OptimistAtomicQueue2, 6,s:  40,183,725 msg/sec
            OptimistAtomicQueue2, 6,i:  49,323,227 msg/sec
            OptimistAtomicQueue2, 7,s:  43,277,973 msg/sec
            OptimistAtomicQueue2, 7,i:  48,235,690 msg/sec
            OptimistAtomicQueue2, 8,s:  43,984,923 msg/sec
            OptimistAtomicQueue2, 8,i:  48,417,094 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,675,562 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,856,156 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,550,560 msg/sec
           OptimistAtomicQueueB2, 2,i:  22,047,243 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,776,657 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,813,991 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,157,821 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,732,245 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,238,311 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,229,691 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,720,025 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,545,068 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,804,918 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,070,231 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,181,515 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,071,695 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000117 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000249 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000250 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[301] 84m:6s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,996,921 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,083,299 msg/sec
          boost::lockfree::queue, 1,s:   6,933,881 msg/sec
          boost::lockfree::queue, 1,i:   6,851,806 msg/sec
          boost::lockfree::queue, 2,s:   7,640,316 msg/sec
          boost::lockfree::queue, 2,i:   7,468,830 msg/sec
          boost::lockfree::queue, 3,s:   7,416,974 msg/sec
          boost::lockfree::queue, 3,i:   7,579,368 msg/sec
          boost::lockfree::queue, 4,s:   6,424,684 msg/sec
          boost::lockfree::queue, 4,i:   6,720,799 msg/sec
          boost::lockfree::queue, 5,s:   6,423,444 msg/sec
          boost::lockfree::queue, 5,i:   6,486,969 msg/sec
          boost::lockfree::queue, 6,s:   5,970,005 msg/sec
          boost::lockfree::queue, 6,i:   6,110,127 msg/sec
          boost::lockfree::queue, 7,s:   5,889,227 msg/sec
          boost::lockfree::queue, 7,i:   5,902,224 msg/sec
          boost::lockfree::queue, 8,s:   5,485,947 msg/sec
          boost::lockfree::queue, 8,i:   5,642,186 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 256,819,389 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 270,676,028 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,362,317 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,185,424 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,972,862 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,148,284 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,703,174 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,773,397 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,386,716 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,235,641 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,114,842 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,990,686 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,259,930 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,236,649 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,836,667 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,541,126 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,307,226 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,751,379 msg/sec
                pthread_spinlock, 1,s:  28,966,128 msg/sec
                pthread_spinlock, 1,i:  25,352,180 msg/sec
                pthread_spinlock, 2,s:  15,655,264 msg/sec
                pthread_spinlock, 2,i:  17,050,836 msg/sec
                pthread_spinlock, 3,s:   8,359,903 msg/sec
                pthread_spinlock, 3,i:  12,038,212 msg/sec
                pthread_spinlock, 4,s:   6,511,456 msg/sec
                pthread_spinlock, 4,i:   9,180,747 msg/sec
                pthread_spinlock, 5,s:   8,589,259 msg/sec
                pthread_spinlock, 5,i:   9,605,624 msg/sec
                pthread_spinlock, 6,s:   8,624,009 msg/sec
                pthread_spinlock, 6,i:   9,236,936 msg/sec
                pthread_spinlock, 7,s:   7,565,240 msg/sec
                pthread_spinlock, 7,i:   7,649,915 msg/sec
                pthread_spinlock, 8,s:   6,641,609 msg/sec
                pthread_spinlock, 8,i:   6,893,855 msg/sec
                      std::mutex, 1,s:   6,871,708 msg/sec
                      std::mutex, 1,i:   6,935,238 msg/sec
                      std::mutex, 2,s:   5,228,439 msg/sec
                      std::mutex, 2,i:   5,340,205 msg/sec
                      std::mutex, 3,s:   4,874,684 msg/sec
                      std::mutex, 3,i:   5,053,874 msg/sec
                      std::mutex, 4,s:   5,645,561 msg/sec
                      std::mutex, 4,i:   5,949,206 msg/sec
                      std::mutex, 5,s:   6,068,074 msg/sec
                      std::mutex, 5,i:   5,770,328 msg/sec
                      std::mutex, 6,s:   5,963,996 msg/sec
                      std::mutex, 6,i:   5,897,880 msg/sec
                      std::mutex, 7,s:   5,896,228 msg/sec
                      std::mutex, 7,i:   5,833,316 msg/sec
                      std::mutex, 8,s:   5,817,034 msg/sec
                      std::mutex, 8,i:   5,787,836 msg/sec
                 tbb::spin_mutex, 1,s:  37,882,775 msg/sec
                 tbb::spin_mutex, 1,i:  37,718,308 msg/sec
                 tbb::spin_mutex, 2,s:  18,041,116 msg/sec
                 tbb::spin_mutex, 2,i:  18,488,801 msg/sec
                 tbb::spin_mutex, 3,s:   8,283,073 msg/sec
                 tbb::spin_mutex, 3,i:  11,217,278 msg/sec
                 tbb::spin_mutex, 4,s:   3,127,521 msg/sec
                 tbb::spin_mutex, 4,i:   6,331,605 msg/sec
                 tbb::spin_mutex, 5,s:   5,479,967 msg/sec
                 tbb::spin_mutex, 5,i:   5,748,334 msg/sec
                 tbb::spin_mutex, 6,s:   5,281,652 msg/sec
                 tbb::spin_mutex, 6,i:   4,289,910 msg/sec
                 tbb::spin_mutex, 7,s:   4,615,220 msg/sec
                 tbb::spin_mutex, 7,i:   4,336,175 msg/sec
                 tbb::spin_mutex, 8,s:   3,789,973 msg/sec
                 tbb::spin_mutex, 8,i:   4,144,525 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,515,813 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,713,785 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,010,628 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,822,905 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,381,142 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,957,234 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,131,461 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,356,281 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,693,637 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,752,585 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,902,478 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,866,745 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,769,748 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,195,237 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,629,668 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,327,994 msg/sec
     xenium::michael_scott_queue, 1,s:  10,151,455 msg/sec
     xenium::michael_scott_queue, 1,i:   9,996,397 msg/sec
     xenium::michael_scott_queue, 2,s:   8,438,336 msg/sec
     xenium::michael_scott_queue, 2,i:   8,555,006 msg/sec
     xenium::michael_scott_queue, 3,s:   7,287,604 msg/sec
     xenium::michael_scott_queue, 3,i:   7,521,994 msg/sec
     xenium::michael_scott_queue, 4,s:   6,242,380 msg/sec
     xenium::michael_scott_queue, 4,i:   6,340,428 msg/sec
     xenium::michael_scott_queue, 5,s:   6,289,558 msg/sec
     xenium::michael_scott_queue, 5,i:   6,602,469 msg/sec
     xenium::michael_scott_queue, 6,s:   6,534,985 msg/sec
     xenium::michael_scott_queue, 6,i:   7,066,245 msg/sec
     xenium::michael_scott_queue, 7,s:   6,343,717 msg/sec
     xenium::michael_scott_queue, 7,i:   6,492,900 msg/sec
     xenium::michael_scott_queue, 8,s:   5,991,295 msg/sec
     xenium::michael_scott_queue, 8,i:   6,047,613 msg/sec
         xenium::ramalhete_queue, 1,s:  31,452,080 msg/sec
         xenium::ramalhete_queue, 1,i:  30,551,850 msg/sec
         xenium::ramalhete_queue, 2,s:  23,497,013 msg/sec
         xenium::ramalhete_queue, 2,i:  23,332,032 msg/sec
         xenium::ramalhete_queue, 3,s:  29,295,962 msg/sec
         xenium::ramalhete_queue, 3,i:  28,524,402 msg/sec
         xenium::ramalhete_queue, 4,s:  33,788,689 msg/sec
         xenium::ramalhete_queue, 4,i:  33,494,620 msg/sec
         xenium::ramalhete_queue, 5,s:  31,943,504 msg/sec
         xenium::ramalhete_queue, 5,i:  38,474,617 msg/sec
         xenium::ramalhete_queue, 6,s:  34,044,121 msg/sec
         xenium::ramalhete_queue, 6,i:  40,100,903 msg/sec
         xenium::ramalhete_queue, 7,s:  35,102,197 msg/sec
         xenium::ramalhete_queue, 7,i:  41,160,967 msg/sec
         xenium::ramalhete_queue, 8,s:  35,603,498 msg/sec
         xenium::ramalhete_queue, 8,i:  44,206,224 msg/sec
    xenium::vyukov_bounded_queue, 1,s:  73,690,789 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,005,691 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,639,346 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,985,327 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,645,076 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,221,770 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,586,496 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,328,549 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,849,893 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,236,023 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,940,688 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,176,557 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,258,711 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,121,041 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,409,246 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,530,927 msg/sec
                     AtomicQueue, 1,s:  60,023,778 msg/sec
                     AtomicQueue, 1,i:  57,324,357 msg/sec
                     AtomicQueue, 2,s:  12,353,204 msg/sec
                     AtomicQueue, 2,i:  11,713,352 msg/sec
                     AtomicQueue, 3,s:  10,796,821 msg/sec
                     AtomicQueue, 3,i:   9,924,986 msg/sec
                     AtomicQueue, 4,s:   8,216,643 msg/sec
                     AtomicQueue, 4,i:   8,179,181 msg/sec
                     AtomicQueue, 5,s:   7,961,189 msg/sec
                     AtomicQueue, 5,i:   8,120,430 msg/sec
                     AtomicQueue, 6,s:   7,733,480 msg/sec
                     AtomicQueue, 6,i:   7,622,091 msg/sec
                     AtomicQueue, 7,s:   7,128,123 msg/sec
                     AtomicQueue, 7,i:   7,986,362 msg/sec
                     AtomicQueue, 8,s:   6,328,648 msg/sec
                     AtomicQueue, 8,i:   7,367,103 msg/sec
                    AtomicQueueB, 1,s:  43,252,086 msg/sec
                    AtomicQueueB, 1,i:  42,945,084 msg/sec
                    AtomicQueueB, 2,s:  12,079,415 msg/sec
                    AtomicQueueB, 2,i:  11,468,969 msg/sec
                    AtomicQueueB, 3,s:  11,031,885 msg/sec
                    AtomicQueueB, 3,i:  10,139,195 msg/sec
                    AtomicQueueB, 4,s:   8,109,084 msg/sec
                    AtomicQueueB, 4,i:   8,079,652 msg/sec
                    AtomicQueueB, 5,s:   7,530,031 msg/sec
                    AtomicQueueB, 5,i:   7,806,511 msg/sec
                    AtomicQueueB, 6,s:   7,098,274 msg/sec
                    AtomicQueueB, 6,i:   7,510,708 msg/sec
                    AtomicQueueB, 7,s:   6,868,301 msg/sec
                    AtomicQueueB, 7,i:   7,728,091 msg/sec
                    AtomicQueueB, 8,s:   6,327,693 msg/sec
                    AtomicQueueB, 8,i:   7,147,853 msg/sec
             OptimistAtomicQueue, 1,s: 720,860,606 msg/sec
             OptimistAtomicQueue, 1,i: 548,625,049 msg/sec
             OptimistAtomicQueue, 2,s:  32,647,453 msg/sec
             OptimistAtomicQueue, 2,i:  32,552,372 msg/sec
             OptimistAtomicQueue, 3,s:  36,674,801 msg/sec
             OptimistAtomicQueue, 3,i:  37,400,193 msg/sec
             OptimistAtomicQueue, 4,s:  39,301,627 msg/sec
             OptimistAtomicQueue, 4,i:  39,377,925 msg/sec
             OptimistAtomicQueue, 5,s:  42,410,020 msg/sec
             OptimistAtomicQueue, 5,i:  46,382,392 msg/sec
             OptimistAtomicQueue, 6,s:  42,695,296 msg/sec
             OptimistAtomicQueue, 6,i:  50,240,182 msg/sec
             OptimistAtomicQueue, 7,s:  44,439,838 msg/sec
             OptimistAtomicQueue, 7,i:  49,216,263 msg/sec
             OptimistAtomicQueue, 8,s:  46,543,294 msg/sec
             OptimistAtomicQueue, 8,i:  49,743,282 msg/sec
            OptimistAtomicQueueB, 1,s: 129,474,476 msg/sec
            OptimistAtomicQueueB, 1,i: 160,720,335 msg/sec
            OptimistAtomicQueueB, 2,s:  32,211,935 msg/sec
            OptimistAtomicQueueB, 2,i:  32,422,300 msg/sec
            OptimistAtomicQueueB, 3,s:  36,282,896 msg/sec
            OptimistAtomicQueueB, 3,i:  36,979,799 msg/sec
            OptimistAtomicQueueB, 4,s:  38,666,998 msg/sec
            OptimistAtomicQueueB, 4,i:  38,626,263 msg/sec
            OptimistAtomicQueueB, 5,s:  40,358,421 msg/sec
            OptimistAtomicQueueB, 5,i:  45,231,254 msg/sec
            OptimistAtomicQueueB, 6,s:  40,848,714 msg/sec
            OptimistAtomicQueueB, 6,i:  48,910,086 msg/sec
            OptimistAtomicQueueB, 7,s:  41,760,876 msg/sec
            OptimistAtomicQueueB, 7,i:  51,551,885 msg/sec
            OptimistAtomicQueueB, 8,s:  44,513,409 msg/sec
            OptimistAtomicQueueB, 8,i:  48,372,177 msg/sec
                    AtomicQueue2, 1,s:  23,468,561 msg/sec
                    AtomicQueue2, 1,i:  23,460,133 msg/sec
                    AtomicQueue2, 2,s:  11,873,018 msg/sec
                    AtomicQueue2, 2,i:  11,475,547 msg/sec
                    AtomicQueue2, 3,s:   9,358,785 msg/sec
                    AtomicQueue2, 3,i:   9,507,688 msg/sec
                    AtomicQueue2, 4,s:   8,057,805 msg/sec
                    AtomicQueue2, 4,i:   8,043,633 msg/sec
                    AtomicQueue2, 5,s:   7,956,659 msg/sec
                    AtomicQueue2, 5,i:   8,032,560 msg/sec
                    AtomicQueue2, 6,s:   7,840,618 msg/sec
                    AtomicQueue2, 6,i:   7,523,839 msg/sec
                    AtomicQueue2, 7,s:   7,093,032 msg/sec
                    AtomicQueue2, 7,i:   7,877,397 msg/sec
                    AtomicQueue2, 8,s:   6,382,649 msg/sec
                    AtomicQueue2, 8,i:   7,338,499 msg/sec
                   AtomicQueueB2, 1,s:  36,199,681 msg/sec
                   AtomicQueueB2, 1,i:  32,660,727 msg/sec
                   AtomicQueueB2, 2,s:  11,447,222 msg/sec
                   AtomicQueueB2, 2,i:  11,067,380 msg/sec
                   AtomicQueueB2, 3,s:   9,584,088 msg/sec
                   AtomicQueueB2, 3,i:   9,507,356 msg/sec
                   AtomicQueueB2, 4,s:   7,917,881 msg/sec
                   AtomicQueueB2, 4,i:   7,829,766 msg/sec
                   AtomicQueueB2, 5,s:   7,351,964 msg/sec
                   AtomicQueueB2, 5,i:   7,690,326 msg/sec
                   AtomicQueueB2, 6,s:   7,129,114 msg/sec
                   AtomicQueueB2, 6,i:   7,442,343 msg/sec
                   AtomicQueueB2, 7,s:   6,835,273 msg/sec
                   AtomicQueueB2, 7,i:   7,731,898 msg/sec
                   AtomicQueueB2, 8,s:   6,295,850 msg/sec
                   AtomicQueueB2, 8,i:   7,116,778 msg/sec
            OptimistAtomicQueue2, 1,s: 504,282,493 msg/sec
            OptimistAtomicQueue2, 1,i:  29,832,811 msg/sec
            OptimistAtomicQueue2, 2,s:  22,775,243 msg/sec
            OptimistAtomicQueue2, 2,i:  24,008,432 msg/sec
            OptimistAtomicQueue2, 3,s:  30,309,793 msg/sec
            OptimistAtomicQueue2, 3,i:  29,944,396 msg/sec
            OptimistAtomicQueue2, 4,s:  33,455,201 msg/sec
            OptimistAtomicQueue2, 4,i:  33,337,331 msg/sec
            OptimistAtomicQueue2, 5,s:  37,546,347 msg/sec
            OptimistAtomicQueue2, 5,i:  40,531,267 msg/sec
            OptimistAtomicQueue2, 6,s:  40,207,354 msg/sec
            OptimistAtomicQueue2, 6,i:  49,286,389 msg/sec
            OptimistAtomicQueue2, 7,s:  42,966,457 msg/sec
            OptimistAtomicQueue2, 7,i:  47,940,718 msg/sec
            OptimistAtomicQueue2, 8,s:  43,869,512 msg/sec
            OptimistAtomicQueue2, 8,i:  49,325,878 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,686,494 msg/sec
           OptimistAtomicQueueB2, 1,i:  37,052,071 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,210,009 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,150,479 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,254,497 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,404,711 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,142,362 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,377,858 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,689,044 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,405,910 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,721,683 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,478,399 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,295,841 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,723,458 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,740,252 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,998,019 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000160 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000236 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000250 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[302] 82m:47s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,179,981 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,993,384 msg/sec
          boost::lockfree::queue, 1,s:   6,839,073 msg/sec
          boost::lockfree::queue, 1,i:   6,842,530 msg/sec
          boost::lockfree::queue, 2,s:   7,535,042 msg/sec
          boost::lockfree::queue, 2,i:   7,554,524 msg/sec
          boost::lockfree::queue, 3,s:   7,344,375 msg/sec
          boost::lockfree::queue, 3,i:   7,586,016 msg/sec
          boost::lockfree::queue, 4,s:   6,423,548 msg/sec
          boost::lockfree::queue, 4,i:   6,786,503 msg/sec
          boost::lockfree::queue, 5,s:   6,454,340 msg/sec
          boost::lockfree::queue, 5,i:   6,489,698 msg/sec
          boost::lockfree::queue, 6,s:   5,970,009 msg/sec
          boost::lockfree::queue, 6,i:   6,124,276 msg/sec
          boost::lockfree::queue, 7,s:   5,814,904 msg/sec
          boost::lockfree::queue, 7,i:   6,029,663 msg/sec
          boost::lockfree::queue, 8,s:   5,456,157 msg/sec
          boost::lockfree::queue, 8,i:   5,617,273 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 105,302,965 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 103,656,076 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,609,534 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,497,007 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,107,617 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,280,941 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,085,638 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,556,331 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,221,287 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,748,659 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,265,647 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,594,668 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,363,456 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,938,470 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,897,106 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,497,607 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,290,018 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,044,580 msg/sec
                pthread_spinlock, 1,s:  28,949,393 msg/sec
                pthread_spinlock, 1,i:  25,381,856 msg/sec
                pthread_spinlock, 2,s:  16,010,063 msg/sec
                pthread_spinlock, 2,i:  17,281,743 msg/sec
                pthread_spinlock, 3,s:   8,301,569 msg/sec
                pthread_spinlock, 3,i:  12,075,005 msg/sec
                pthread_spinlock, 4,s:   6,554,794 msg/sec
                pthread_spinlock, 4,i:   8,733,426 msg/sec
                pthread_spinlock, 5,s:   8,731,019 msg/sec
                pthread_spinlock, 5,i:   9,538,460 msg/sec
                pthread_spinlock, 6,s:   8,474,697 msg/sec
                pthread_spinlock, 6,i:   8,862,487 msg/sec
                pthread_spinlock, 7,s:   7,724,858 msg/sec
                pthread_spinlock, 7,i:   7,693,761 msg/sec
                pthread_spinlock, 8,s:   6,690,705 msg/sec
                pthread_spinlock, 8,i:   6,868,771 msg/sec
                      std::mutex, 1,s:   7,185,741 msg/sec
                      std::mutex, 1,i:   7,155,990 msg/sec
                      std::mutex, 2,s:   6,031,222 msg/sec
                      std::mutex, 2,i:   6,056,714 msg/sec
                      std::mutex, 3,s:   6,037,483 msg/sec
                      std::mutex, 3,i:   6,070,160 msg/sec
                      std::mutex, 4,s:   6,319,858 msg/sec
                      std::mutex, 4,i:   6,213,134 msg/sec
                      std::mutex, 5,s:   5,954,066 msg/sec
                      std::mutex, 5,i:   6,059,789 msg/sec
                      std::mutex, 6,s:   5,987,610 msg/sec
                      std::mutex, 6,i:   5,926,901 msg/sec
                      std::mutex, 7,s:   5,793,013 msg/sec
                      std::mutex, 7,i:   5,766,728 msg/sec
                      std::mutex, 8,s:   5,711,624 msg/sec
                      std::mutex, 8,i:   5,696,064 msg/sec
                 tbb::spin_mutex, 1,s:  37,965,943 msg/sec
                 tbb::spin_mutex, 1,i:  37,621,413 msg/sec
                 tbb::spin_mutex, 2,s:  21,048,702 msg/sec
                 tbb::spin_mutex, 2,i:  18,373,273 msg/sec
                 tbb::spin_mutex, 3,s:   8,171,726 msg/sec
                 tbb::spin_mutex, 3,i:  11,069,483 msg/sec
                 tbb::spin_mutex, 4,s:   3,157,362 msg/sec
                 tbb::spin_mutex, 4,i:   6,218,199 msg/sec
                 tbb::spin_mutex, 5,s:   5,401,823 msg/sec
                 tbb::spin_mutex, 5,i:   5,394,428 msg/sec
                 tbb::spin_mutex, 6,s:   5,286,780 msg/sec
                 tbb::spin_mutex, 6,i:   4,315,929 msg/sec
                 tbb::spin_mutex, 7,s:   4,856,585 msg/sec
                 tbb::spin_mutex, 7,i:   4,352,265 msg/sec
                 tbb::spin_mutex, 8,s:   4,236,943 msg/sec
                 tbb::spin_mutex, 8,i:   4,066,469 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,297,530 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,270,130 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,890,791 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,964,214 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,512,607 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,678,952 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,964,575 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,303,795 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,504,176 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,594,583 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,911,744 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,724,154 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,919,139 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,129,338 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,915,634 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,474,049 msg/sec
     xenium::michael_scott_queue, 1,s:   9,222,721 msg/sec
     xenium::michael_scott_queue, 1,i:   9,244,268 msg/sec
     xenium::michael_scott_queue, 2,s:   8,595,482 msg/sec
     xenium::michael_scott_queue, 2,i:   8,515,048 msg/sec
     xenium::michael_scott_queue, 3,s:   7,320,220 msg/sec
     xenium::michael_scott_queue, 3,i:   7,568,425 msg/sec
     xenium::michael_scott_queue, 4,s:   6,288,764 msg/sec
     xenium::michael_scott_queue, 4,i:   6,477,697 msg/sec
     xenium::michael_scott_queue, 5,s:   6,307,658 msg/sec
     xenium::michael_scott_queue, 5,i:   6,819,457 msg/sec
     xenium::michael_scott_queue, 6,s:   6,582,791 msg/sec
     xenium::michael_scott_queue, 6,i:   6,758,622 msg/sec
     xenium::michael_scott_queue, 7,s:   6,315,334 msg/sec
     xenium::michael_scott_queue, 7,i:   6,446,183 msg/sec
     xenium::michael_scott_queue, 8,s:   6,015,066 msg/sec
     xenium::michael_scott_queue, 8,i:   6,159,668 msg/sec
         xenium::ramalhete_queue, 1,s:  31,896,565 msg/sec
         xenium::ramalhete_queue, 1,i:  32,639,846 msg/sec
         xenium::ramalhete_queue, 2,s:  23,573,399 msg/sec
         xenium::ramalhete_queue, 2,i:  23,405,831 msg/sec
         xenium::ramalhete_queue, 3,s:  29,237,941 msg/sec
         xenium::ramalhete_queue, 3,i:  28,457,488 msg/sec
         xenium::ramalhete_queue, 4,s:  33,703,306 msg/sec
         xenium::ramalhete_queue, 4,i:  33,441,653 msg/sec
         xenium::ramalhete_queue, 5,s:  32,331,530 msg/sec
         xenium::ramalhete_queue, 5,i:  36,025,505 msg/sec
         xenium::ramalhete_queue, 6,s:  33,998,703 msg/sec
         xenium::ramalhete_queue, 6,i:  39,099,802 msg/sec
         xenium::ramalhete_queue, 7,s:  35,139,499 msg/sec
         xenium::ramalhete_queue, 7,i:  40,733,978 msg/sec
         xenium::ramalhete_queue, 8,s:  35,513,348 msg/sec
         xenium::ramalhete_queue, 8,i:  43,835,856 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,192,667 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 110,872,826 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,941,058 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,402,820 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,659,027 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,651,958 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,693,769 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,227,712 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,969,512 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,429,173 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,840,539 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,586,510 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,271,361 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,860,205 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,422,818 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,548,216 msg/sec
                     AtomicQueue, 1,s:  58,385,509 msg/sec
                     AtomicQueue, 1,i:  56,738,389 msg/sec
                     AtomicQueue, 2,s:  12,333,428 msg/sec
                     AtomicQueue, 2,i:  11,712,244 msg/sec
                     AtomicQueue, 3,s:  10,784,384 msg/sec
                     AtomicQueue, 3,i:   9,980,470 msg/sec
                     AtomicQueue, 4,s:   8,183,705 msg/sec
                     AtomicQueue, 4,i:   8,198,961 msg/sec
                     AtomicQueue, 5,s:   8,043,762 msg/sec
                     AtomicQueue, 5,i:   8,096,326 msg/sec
                     AtomicQueue, 6,s:   7,733,743 msg/sec
                     AtomicQueue, 6,i:   7,614,821 msg/sec
                     AtomicQueue, 7,s:   7,112,015 msg/sec
                     AtomicQueue, 7,i:   7,996,691 msg/sec
                     AtomicQueue, 8,s:   6,352,890 msg/sec
                     AtomicQueue, 8,i:   7,446,436 msg/sec
                    AtomicQueueB, 1,s:  44,556,363 msg/sec
                    AtomicQueueB, 1,i:  43,049,330 msg/sec
                    AtomicQueueB, 2,s:  11,984,231 msg/sec
                    AtomicQueueB, 2,i:  11,485,209 msg/sec
                    AtomicQueueB, 3,s:  11,016,427 msg/sec
                    AtomicQueueB, 3,i:  10,080,219 msg/sec
                    AtomicQueueB, 4,s:   8,027,238 msg/sec
                    AtomicQueueB, 4,i:   7,967,178 msg/sec
                    AtomicQueueB, 5,s:   7,561,178 msg/sec
                    AtomicQueueB, 5,i:   7,719,685 msg/sec
                    AtomicQueueB, 6,s:   7,199,195 msg/sec
                    AtomicQueueB, 6,i:   7,510,770 msg/sec
                    AtomicQueueB, 7,s:   6,880,902 msg/sec
                    AtomicQueueB, 7,i:   7,745,255 msg/sec
                    AtomicQueueB, 8,s:   6,264,079 msg/sec
                    AtomicQueueB, 8,i:   7,177,533 msg/sec
             OptimistAtomicQueue, 1,s: 794,076,349 msg/sec
             OptimistAtomicQueue, 1,i: 621,898,379 msg/sec
             OptimistAtomicQueue, 2,s:  32,216,263 msg/sec
             OptimistAtomicQueue, 2,i:  32,243,313 msg/sec
             OptimistAtomicQueue, 3,s:  36,619,476 msg/sec
             OptimistAtomicQueue, 3,i:  37,388,366 msg/sec
             OptimistAtomicQueue, 4,s:  39,292,777 msg/sec
             OptimistAtomicQueue, 4,i:  39,445,696 msg/sec
             OptimistAtomicQueue, 5,s:  42,521,474 msg/sec
             OptimistAtomicQueue, 5,i:  47,142,610 msg/sec
             OptimistAtomicQueue, 6,s:  42,520,034 msg/sec
             OptimistAtomicQueue, 6,i:  50,278,765 msg/sec
             OptimistAtomicQueue, 7,s:  45,228,758 msg/sec
             OptimistAtomicQueue, 7,i:  49,199,288 msg/sec
             OptimistAtomicQueue, 8,s:  46,437,170 msg/sec
             OptimistAtomicQueue, 8,i:  49,769,805 msg/sec
            OptimistAtomicQueueB, 1,s:  90,052,691 msg/sec
            OptimistAtomicQueueB, 1,i:  77,524,690 msg/sec
            OptimistAtomicQueueB, 2,s:  32,176,866 msg/sec
            OptimistAtomicQueueB, 2,i:  32,338,233 msg/sec
            OptimistAtomicQueueB, 3,s:  36,198,981 msg/sec
            OptimistAtomicQueueB, 3,i:  36,886,610 msg/sec
            OptimistAtomicQueueB, 4,s:  38,641,718 msg/sec
            OptimistAtomicQueueB, 4,i:  38,632,961 msg/sec
            OptimistAtomicQueueB, 5,s:  40,294,949 msg/sec
            OptimistAtomicQueueB, 5,i:  45,902,291 msg/sec
            OptimistAtomicQueueB, 6,s:  41,100,779 msg/sec
            OptimistAtomicQueueB, 6,i:  49,128,717 msg/sec
            OptimistAtomicQueueB, 7,s:  42,398,840 msg/sec
            OptimistAtomicQueueB, 7,i:  51,526,485 msg/sec
            OptimistAtomicQueueB, 8,s:  44,458,227 msg/sec
            OptimistAtomicQueueB, 8,i:  47,993,111 msg/sec
                    AtomicQueue2, 1,s:  23,063,180 msg/sec
                    AtomicQueue2, 1,i:  23,076,627 msg/sec
                    AtomicQueue2, 2,s:  11,954,600 msg/sec
                    AtomicQueue2, 2,i:  11,691,718 msg/sec
                    AtomicQueue2, 3,s:   9,555,665 msg/sec
                    AtomicQueue2, 3,i:   9,533,377 msg/sec
                    AtomicQueue2, 4,s:   7,994,989 msg/sec
                    AtomicQueue2, 4,i:   8,057,904 msg/sec
                    AtomicQueue2, 5,s:   7,946,120 msg/sec
                    AtomicQueue2, 5,i:   8,054,312 msg/sec
                    AtomicQueue2, 6,s:   7,635,476 msg/sec
                    AtomicQueue2, 6,i:   7,527,553 msg/sec
                    AtomicQueue2, 7,s:   7,196,022 msg/sec
                    AtomicQueue2, 7,i:   7,897,136 msg/sec
                    AtomicQueue2, 8,s:   6,380,310 msg/sec
                    AtomicQueue2, 8,i:   7,352,957 msg/sec
                   AtomicQueueB2, 1,s:  36,098,068 msg/sec
                   AtomicQueueB2, 1,i:  32,583,302 msg/sec
                   AtomicQueueB2, 2,s:  11,337,219 msg/sec
                   AtomicQueueB2, 2,i:  11,077,666 msg/sec
                   AtomicQueueB2, 3,s:   9,628,750 msg/sec
                   AtomicQueueB2, 3,i:   9,503,578 msg/sec
                   AtomicQueueB2, 4,s:   7,971,501 msg/sec
                   AtomicQueueB2, 4,i:   7,830,103 msg/sec
                   AtomicQueueB2, 5,s:   7,474,019 msg/sec
                   AtomicQueueB2, 5,i:   7,678,842 msg/sec
                   AtomicQueueB2, 6,s:   7,300,685 msg/sec
                   AtomicQueueB2, 6,i:   7,421,453 msg/sec
                   AtomicQueueB2, 7,s:   6,887,099 msg/sec
                   AtomicQueueB2, 7,i:   7,722,712 msg/sec
                   AtomicQueueB2, 8,s:   6,254,010 msg/sec
                   AtomicQueueB2, 8,i:   7,098,619 msg/sec
            OptimistAtomicQueue2, 1,s: 426,421,684 msg/sec
            OptimistAtomicQueue2, 1,i: 412,865,465 msg/sec
            OptimistAtomicQueue2, 2,s:  25,048,995 msg/sec
            OptimistAtomicQueue2, 2,i:  24,273,008 msg/sec
            OptimistAtomicQueue2, 3,s:  30,435,068 msg/sec
            OptimistAtomicQueue2, 3,i:  29,541,585 msg/sec
            OptimistAtomicQueue2, 4,s:  33,139,470 msg/sec
            OptimistAtomicQueue2, 4,i:  33,088,928 msg/sec
            OptimistAtomicQueue2, 5,s:  37,153,701 msg/sec
            OptimistAtomicQueue2, 5,i:  42,119,014 msg/sec
            OptimistAtomicQueue2, 6,s:  40,165,525 msg/sec
            OptimistAtomicQueue2, 6,i:  49,310,933 msg/sec
            OptimistAtomicQueue2, 7,s:  42,917,577 msg/sec
            OptimistAtomicQueue2, 7,i:  48,114,117 msg/sec
            OptimistAtomicQueue2, 8,s:  44,174,324 msg/sec
            OptimistAtomicQueue2, 8,i:  48,374,670 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,743,089 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,869,296 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,354,082 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,197,222 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,703,982 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,202,174 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,599,481 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,200,774 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,512,830 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,562,647 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,771,691 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,157,430 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,850,219 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,547,493 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,180,902 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,966,947 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000158 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000221 sec/round-trip
                pthread_spinlock: 0.000000248 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[303] 81m:28s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,744,106 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,554,235 msg/sec
          boost::lockfree::queue, 1,s:   6,793,283 msg/sec
          boost::lockfree::queue, 1,i:   6,941,260 msg/sec
          boost::lockfree::queue, 2,s:   7,488,899 msg/sec
          boost::lockfree::queue, 2,i:   7,420,915 msg/sec
          boost::lockfree::queue, 3,s:   7,352,485 msg/sec
          boost::lockfree::queue, 3,i:   7,555,519 msg/sec
          boost::lockfree::queue, 4,s:   6,425,315 msg/sec
          boost::lockfree::queue, 4,i:   6,836,798 msg/sec
          boost::lockfree::queue, 5,s:   6,395,315 msg/sec
          boost::lockfree::queue, 5,i:   6,479,184 msg/sec
          boost::lockfree::queue, 6,s:   6,008,997 msg/sec
          boost::lockfree::queue, 6,i:   6,124,586 msg/sec
          boost::lockfree::queue, 7,s:   6,030,417 msg/sec
          boost::lockfree::queue, 7,i:   5,929,601 msg/sec
          boost::lockfree::queue, 8,s:   5,406,487 msg/sec
          boost::lockfree::queue, 8,i:   5,597,508 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 173,497,306 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  83,447,724 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,859,438 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,609,305 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,150,051 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,984,707 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,474,190 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,975,493 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,562,052 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,459,679 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,380,779 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,673,173 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  46,602,691 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,343,808 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,997,754 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,114,190 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,342,259 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,339,611 msg/sec
                pthread_spinlock, 1,s:  28,974,043 msg/sec
                pthread_spinlock, 1,i:  25,245,905 msg/sec
                pthread_spinlock, 2,s:  15,514,389 msg/sec
                pthread_spinlock, 2,i:  17,057,562 msg/sec
                pthread_spinlock, 3,s:   8,361,921 msg/sec
                pthread_spinlock, 3,i:  11,926,166 msg/sec
                pthread_spinlock, 4,s:   6,501,105 msg/sec
                pthread_spinlock, 4,i:   8,987,417 msg/sec
                pthread_spinlock, 5,s:   8,761,758 msg/sec
                pthread_spinlock, 5,i:   9,439,250 msg/sec
                pthread_spinlock, 6,s:   8,320,821 msg/sec
                pthread_spinlock, 6,i:   8,484,110 msg/sec
                pthread_spinlock, 7,s:   7,586,271 msg/sec
                pthread_spinlock, 7,i:   7,696,741 msg/sec
                pthread_spinlock, 8,s:   6,899,579 msg/sec
                pthread_spinlock, 8,i:   6,917,007 msg/sec
                      std::mutex, 1,s:   7,003,786 msg/sec
                      std::mutex, 1,i:   7,546,870 msg/sec
                      std::mutex, 2,s:   6,029,222 msg/sec
                      std::mutex, 2,i:   5,975,680 msg/sec
                      std::mutex, 3,s:   5,967,138 msg/sec
                      std::mutex, 3,i:   5,636,487 msg/sec
                      std::mutex, 4,s:   5,985,161 msg/sec
                      std::mutex, 4,i:   6,210,873 msg/sec
                      std::mutex, 5,s:   6,008,494 msg/sec
                      std::mutex, 5,i:   6,213,186 msg/sec
                      std::mutex, 6,s:   5,847,553 msg/sec
                      std::mutex, 6,i:   5,934,900 msg/sec
                      std::mutex, 7,s:   5,838,937 msg/sec
                      std::mutex, 7,i:   5,793,340 msg/sec
                      std::mutex, 8,s:   5,655,458 msg/sec
                      std::mutex, 8,i:   5,586,916 msg/sec
                 tbb::spin_mutex, 1,s:  37,714,220 msg/sec
                 tbb::spin_mutex, 1,i:  37,853,536 msg/sec
                 tbb::spin_mutex, 2,s:  21,120,839 msg/sec
                 tbb::spin_mutex, 2,i:  18,529,537 msg/sec
                 tbb::spin_mutex, 3,s:   8,320,050 msg/sec
                 tbb::spin_mutex, 3,i:  10,731,177 msg/sec
                 tbb::spin_mutex, 4,s:   3,228,001 msg/sec
                 tbb::spin_mutex, 4,i:   6,404,005 msg/sec
                 tbb::spin_mutex, 5,s:   5,438,007 msg/sec
                 tbb::spin_mutex, 5,i:   5,813,240 msg/sec
                 tbb::spin_mutex, 6,s:   5,323,491 msg/sec
                 tbb::spin_mutex, 6,i:   4,378,496 msg/sec
                 tbb::spin_mutex, 7,s:   4,870,061 msg/sec
                 tbb::spin_mutex, 7,i:   4,274,047 msg/sec
                 tbb::spin_mutex, 8,s:   4,244,715 msg/sec
                 tbb::spin_mutex, 8,i:   4,071,936 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,129,981 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,353,557 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,825,757 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,603,979 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,540,516 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,783,614 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,137,528 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,369,875 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,689,470 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,766,683 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,829,199 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,967,947 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,737,253 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,114,837 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,644,909 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,303,440 msg/sec
     xenium::michael_scott_queue, 1,s:   9,282,467 msg/sec
     xenium::michael_scott_queue, 1,i:   9,492,828 msg/sec
     xenium::michael_scott_queue, 2,s:   8,461,649 msg/sec
     xenium::michael_scott_queue, 2,i:   8,583,561 msg/sec
     xenium::michael_scott_queue, 3,s:   7,248,606 msg/sec
     xenium::michael_scott_queue, 3,i:   7,529,671 msg/sec
     xenium::michael_scott_queue, 4,s:   6,287,009 msg/sec
     xenium::michael_scott_queue, 4,i:   6,309,079 msg/sec
     xenium::michael_scott_queue, 5,s:   6,298,440 msg/sec
     xenium::michael_scott_queue, 5,i:   6,702,489 msg/sec
     xenium::michael_scott_queue, 6,s:   6,530,753 msg/sec
     xenium::michael_scott_queue, 6,i:   6,709,643 msg/sec
     xenium::michael_scott_queue, 7,s:   6,220,683 msg/sec
     xenium::michael_scott_queue, 7,i:   6,552,925 msg/sec
     xenium::michael_scott_queue, 8,s:   6,010,901 msg/sec
     xenium::michael_scott_queue, 8,i:   6,241,270 msg/sec
         xenium::ramalhete_queue, 1,s:  32,827,001 msg/sec
         xenium::ramalhete_queue, 1,i:  32,496,520 msg/sec
         xenium::ramalhete_queue, 2,s:  24,189,190 msg/sec
         xenium::ramalhete_queue, 2,i:  23,426,426 msg/sec
         xenium::ramalhete_queue, 3,s:  29,260,104 msg/sec
         xenium::ramalhete_queue, 3,i:  28,512,385 msg/sec
         xenium::ramalhete_queue, 4,s:  33,742,249 msg/sec
         xenium::ramalhete_queue, 4,i:  33,440,558 msg/sec
         xenium::ramalhete_queue, 5,s:  31,990,007 msg/sec
         xenium::ramalhete_queue, 5,i:  36,002,031 msg/sec
         xenium::ramalhete_queue, 6,s:  33,902,300 msg/sec
         xenium::ramalhete_queue, 6,i:  39,298,627 msg/sec
         xenium::ramalhete_queue, 7,s:  35,122,692 msg/sec
         xenium::ramalhete_queue, 7,i:  41,223,033 msg/sec
         xenium::ramalhete_queue, 8,s:  35,524,286 msg/sec
         xenium::ramalhete_queue, 8,i:  43,951,527 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,273,642 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,015,441 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,233,432 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,136,990 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,291,727 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,748,621 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,611,146 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,409,655 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,989,597 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,362,240 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,830,733 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,611,213 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,225,119 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,030,156 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,412,880 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,212,724 msg/sec
                     AtomicQueue, 1,s:  61,532,214 msg/sec
                     AtomicQueue, 1,i:  57,528,855 msg/sec
                     AtomicQueue, 2,s:  12,136,601 msg/sec
                     AtomicQueue, 2,i:  11,753,275 msg/sec
                     AtomicQueue, 3,s:  10,780,096 msg/sec
                     AtomicQueue, 3,i:   9,924,305 msg/sec
                     AtomicQueue, 4,s:   8,196,729 msg/sec
                     AtomicQueue, 4,i:   8,216,148 msg/sec
                     AtomicQueue, 5,s:   8,025,604 msg/sec
                     AtomicQueue, 5,i:   8,110,641 msg/sec
                     AtomicQueue, 6,s:   7,855,643 msg/sec
                     AtomicQueue, 6,i:   7,604,147 msg/sec
                     AtomicQueue, 7,s:   7,182,998 msg/sec
                     AtomicQueue, 7,i:   7,963,756 msg/sec
                     AtomicQueue, 8,s:   6,354,619 msg/sec
                     AtomicQueue, 8,i:   7,344,359 msg/sec
                    AtomicQueueB, 1,s:  44,035,731 msg/sec
                    AtomicQueueB, 1,i: 102,796,174 msg/sec
                    AtomicQueueB, 2,s:  11,966,042 msg/sec
                    AtomicQueueB, 2,i:  11,512,037 msg/sec
                    AtomicQueueB, 3,s:  11,041,844 msg/sec
                    AtomicQueueB, 3,i:  10,247,977 msg/sec
                    AtomicQueueB, 4,s:   8,099,444 msg/sec
                    AtomicQueueB, 4,i:   7,967,483 msg/sec
                    AtomicQueueB, 5,s:   7,636,843 msg/sec
                    AtomicQueueB, 5,i:   7,768,888 msg/sec
                    AtomicQueueB, 6,s:   7,222,084 msg/sec
                    AtomicQueueB, 6,i:   7,517,417 msg/sec
                    AtomicQueueB, 7,s:   6,771,050 msg/sec
                    AtomicQueueB, 7,i:   7,702,943 msg/sec
                    AtomicQueueB, 8,s:   6,217,976 msg/sec
                    AtomicQueueB, 8,i:   7,143,808 msg/sec
             OptimistAtomicQueue, 1,s: 787,967,887 msg/sec
             OptimistAtomicQueue, 1,i: 638,089,916 msg/sec
             OptimistAtomicQueue, 2,s:  31,892,370 msg/sec
             OptimistAtomicQueue, 2,i:  31,997,117 msg/sec
             OptimistAtomicQueue, 3,s:  36,611,384 msg/sec
             OptimistAtomicQueue, 3,i:  37,294,940 msg/sec
             OptimistAtomicQueue, 4,s:  39,249,730 msg/sec
             OptimistAtomicQueue, 4,i:  39,363,158 msg/sec
             OptimistAtomicQueue, 5,s:  42,464,237 msg/sec
             OptimistAtomicQueue, 5,i:  47,305,792 msg/sec
             OptimistAtomicQueue, 6,s:  42,146,957 msg/sec
             OptimistAtomicQueue, 6,i:  50,229,978 msg/sec
             OptimistAtomicQueue, 7,s:  44,131,786 msg/sec
             OptimistAtomicQueue, 7,i:  52,915,799 msg/sec
             OptimistAtomicQueue, 8,s:  46,381,613 msg/sec
             OptimistAtomicQueue, 8,i:  48,941,315 msg/sec
            OptimistAtomicQueueB, 1,s: 125,450,870 msg/sec
            OptimistAtomicQueueB, 1,i:  76,528,621 msg/sec
            OptimistAtomicQueueB, 2,s:  32,114,875 msg/sec
            OptimistAtomicQueueB, 2,i:  32,187,697 msg/sec
            OptimistAtomicQueueB, 3,s:  36,294,498 msg/sec
            OptimistAtomicQueueB, 3,i:  36,919,684 msg/sec
            OptimistAtomicQueueB, 4,s:  38,634,253 msg/sec
            OptimistAtomicQueueB, 4,i:  38,601,879 msg/sec
            OptimistAtomicQueueB, 5,s:  40,930,120 msg/sec
            OptimistAtomicQueueB, 5,i:  45,158,146 msg/sec
            OptimistAtomicQueueB, 6,s:  41,322,655 msg/sec
            OptimistAtomicQueueB, 6,i:  48,654,394 msg/sec
            OptimistAtomicQueueB, 7,s:  42,800,386 msg/sec
            OptimistAtomicQueueB, 7,i:  47,849,988 msg/sec
            OptimistAtomicQueueB, 8,s:  44,417,150 msg/sec
            OptimistAtomicQueueB, 8,i:  47,791,059 msg/sec
                    AtomicQueue2, 1,s:  23,439,383 msg/sec
                    AtomicQueue2, 1,i:  23,826,834 msg/sec
                    AtomicQueue2, 2,s:  11,928,971 msg/sec
                    AtomicQueue2, 2,i:  11,582,521 msg/sec
                    AtomicQueue2, 3,s:   9,433,473 msg/sec
                    AtomicQueue2, 3,i:   9,477,534 msg/sec
                    AtomicQueue2, 4,s:   8,077,527 msg/sec
                    AtomicQueue2, 4,i:   8,037,703 msg/sec
                    AtomicQueue2, 5,s:   7,900,103 msg/sec
                    AtomicQueue2, 5,i:   8,034,999 msg/sec
                    AtomicQueue2, 6,s:   7,685,695 msg/sec
                    AtomicQueue2, 6,i:   7,516,062 msg/sec
                    AtomicQueue2, 7,s:   7,170,121 msg/sec
                    AtomicQueue2, 7,i:   7,888,434 msg/sec
                    AtomicQueue2, 8,s:   6,382,097 msg/sec
                    AtomicQueue2, 8,i:   7,203,999 msg/sec
                   AtomicQueueB2, 1,s:  36,165,533 msg/sec
                   AtomicQueueB2, 1,i:  32,621,281 msg/sec
                   AtomicQueueB2, 2,s:  11,399,051 msg/sec
                   AtomicQueueB2, 2,i:  11,007,668 msg/sec
                   AtomicQueueB2, 3,s:   9,649,544 msg/sec
                   AtomicQueueB2, 3,i:   9,390,199 msg/sec
                   AtomicQueueB2, 4,s:   7,872,883 msg/sec
                   AtomicQueueB2, 4,i:   7,837,778 msg/sec
                   AtomicQueueB2, 5,s:   7,383,095 msg/sec
                   AtomicQueueB2, 5,i:   7,718,238 msg/sec
                   AtomicQueueB2, 6,s:   7,161,586 msg/sec
                   AtomicQueueB2, 6,i:   7,476,094 msg/sec
                   AtomicQueueB2, 7,s:   6,905,269 msg/sec
                   AtomicQueueB2, 7,i:   7,721,458 msg/sec
                   AtomicQueueB2, 8,s:   6,267,800 msg/sec
                   AtomicQueueB2, 8,i:   7,134,063 msg/sec
            OptimistAtomicQueue2, 1,s: 127,806,727 msg/sec
            OptimistAtomicQueue2, 1,i:  32,138,374 msg/sec
            OptimistAtomicQueue2, 2,s:  29,475,472 msg/sec
            OptimistAtomicQueue2, 2,i:  24,449,167 msg/sec
            OptimistAtomicQueue2, 3,s:  30,315,430 msg/sec
            OptimistAtomicQueue2, 3,i:  29,994,372 msg/sec
            OptimistAtomicQueue2, 4,s:  33,228,326 msg/sec
            OptimistAtomicQueue2, 4,i:  33,140,946 msg/sec
            OptimistAtomicQueue2, 5,s:  37,015,346 msg/sec
            OptimistAtomicQueue2, 5,i:  40,813,024 msg/sec
            OptimistAtomicQueue2, 6,s:  40,098,460 msg/sec
            OptimistAtomicQueue2, 6,i:  49,486,500 msg/sec
            OptimistAtomicQueue2, 7,s:  42,760,961 msg/sec
            OptimistAtomicQueue2, 7,i:  48,157,353 msg/sec
            OptimistAtomicQueue2, 8,s:  43,795,997 msg/sec
            OptimistAtomicQueue2, 8,i:  49,815,088 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,931,101 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,865,497 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,767,423 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,193,073 msg/sec
           OptimistAtomicQueueB2, 3,s:  32,870,297 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,605,637 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,965,276 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,123,376 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,542,903 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,341,180 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,412,771 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,374,968 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,855,926 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,213,118 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,058,303 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,714,866 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000154 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000274 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[304] 80m:9s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,180,375 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,751,582 msg/sec
          boost::lockfree::queue, 1,s:   6,892,711 msg/sec
          boost::lockfree::queue, 1,i:   6,941,642 msg/sec
          boost::lockfree::queue, 2,s:   7,692,572 msg/sec
          boost::lockfree::queue, 2,i:   7,481,461 msg/sec
          boost::lockfree::queue, 3,s:   7,373,296 msg/sec
          boost::lockfree::queue, 3,i:   7,599,962 msg/sec
          boost::lockfree::queue, 4,s:   6,422,081 msg/sec
          boost::lockfree::queue, 4,i:   6,851,753 msg/sec
          boost::lockfree::queue, 5,s:   6,456,222 msg/sec
          boost::lockfree::queue, 5,i:   6,446,268 msg/sec
          boost::lockfree::queue, 6,s:   5,972,002 msg/sec
          boost::lockfree::queue, 6,i:   6,175,989 msg/sec
          boost::lockfree::queue, 7,s:   5,927,358 msg/sec
          boost::lockfree::queue, 7,i:   6,052,506 msg/sec
          boost::lockfree::queue, 8,s:   5,398,380 msg/sec
          boost::lockfree::queue, 8,i:   5,676,720 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 432,995,701 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  84,950,276 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,292,528 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  20,829,650 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  17,281,692 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,210,727 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,226,447 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,843,186 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,477,817 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,768,054 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,285,808 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,862,676 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,528,305 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,496,707 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,151,382 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,334,583 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,160,694 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,792,438 msg/sec
                pthread_spinlock, 1,s:  28,983,693 msg/sec
                pthread_spinlock, 1,i:  25,352,666 msg/sec
                pthread_spinlock, 2,s:  15,092,165 msg/sec
                pthread_spinlock, 2,i:  16,899,360 msg/sec
                pthread_spinlock, 3,s:   8,340,209 msg/sec
                pthread_spinlock, 3,i:  12,006,790 msg/sec
                pthread_spinlock, 4,s:   6,461,190 msg/sec
                pthread_spinlock, 4,i:   8,906,491 msg/sec
                pthread_spinlock, 5,s:   8,691,072 msg/sec
                pthread_spinlock, 5,i:   9,071,254 msg/sec
                pthread_spinlock, 6,s:   8,289,221 msg/sec
                pthread_spinlock, 6,i:   8,382,470 msg/sec
                pthread_spinlock, 7,s:   7,341,335 msg/sec
                pthread_spinlock, 7,i:   7,506,696 msg/sec
                pthread_spinlock, 8,s:   6,702,845 msg/sec
                pthread_spinlock, 8,i:   6,779,304 msg/sec
                      std::mutex, 1,s:   6,694,447 msg/sec
                      std::mutex, 1,i:   6,102,509 msg/sec
                      std::mutex, 2,s:   5,131,506 msg/sec
                      std::mutex, 2,i:   6,100,976 msg/sec
                      std::mutex, 3,s:   5,719,123 msg/sec
                      std::mutex, 3,i:   5,375,082 msg/sec
                      std::mutex, 4,s:   6,205,049 msg/sec
                      std::mutex, 4,i:   6,235,082 msg/sec
                      std::mutex, 5,s:   6,060,023 msg/sec
                      std::mutex, 5,i:   6,059,675 msg/sec
                      std::mutex, 6,s:   5,622,241 msg/sec
                      std::mutex, 6,i:   5,890,578 msg/sec
                      std::mutex, 7,s:   5,814,547 msg/sec
                      std::mutex, 7,i:   5,780,836 msg/sec
                      std::mutex, 8,s:   5,634,600 msg/sec
                      std::mutex, 8,i:   5,679,784 msg/sec
                 tbb::spin_mutex, 1,s:  37,653,927 msg/sec
                 tbb::spin_mutex, 1,i:  33,088,212 msg/sec
                 tbb::spin_mutex, 2,s:  21,222,103 msg/sec
                 tbb::spin_mutex, 2,i:  18,475,950 msg/sec
                 tbb::spin_mutex, 3,s:   7,390,290 msg/sec
                 tbb::spin_mutex, 3,i:  10,264,232 msg/sec
                 tbb::spin_mutex, 4,s:   3,165,754 msg/sec
                 tbb::spin_mutex, 4,i:   6,319,949 msg/sec
                 tbb::spin_mutex, 5,s:   5,592,661 msg/sec
                 tbb::spin_mutex, 5,i:   5,748,979 msg/sec
                 tbb::spin_mutex, 6,s:   5,194,285 msg/sec
                 tbb::spin_mutex, 6,i:   4,327,103 msg/sec
                 tbb::spin_mutex, 7,s:   4,839,753 msg/sec
                 tbb::spin_mutex, 7,i:   4,278,715 msg/sec
                 tbb::spin_mutex, 8,s:   4,238,295 msg/sec
                 tbb::spin_mutex, 8,i:   4,140,431 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,410,662 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,457,232 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,882,710 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,995,203 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,453,259 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  12,075,291 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,097,251 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,339,495 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,832,124 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,788,644 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,874,682 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,939,110 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,788,144 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,128,725 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,627,436 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,311,097 msg/sec
     xenium::michael_scott_queue, 1,s:   9,189,293 msg/sec
     xenium::michael_scott_queue, 1,i:   9,014,414 msg/sec
     xenium::michael_scott_queue, 2,s:   8,454,034 msg/sec
     xenium::michael_scott_queue, 2,i:   8,461,039 msg/sec
     xenium::michael_scott_queue, 3,s:   7,235,291 msg/sec
     xenium::michael_scott_queue, 3,i:   7,584,890 msg/sec
     xenium::michael_scott_queue, 4,s:   6,300,019 msg/sec
     xenium::michael_scott_queue, 4,i:   6,476,370 msg/sec
     xenium::michael_scott_queue, 5,s:   6,309,386 msg/sec
     xenium::michael_scott_queue, 5,i:   6,639,296 msg/sec
     xenium::michael_scott_queue, 6,s:   6,514,920 msg/sec
     xenium::michael_scott_queue, 6,i:   6,719,205 msg/sec
     xenium::michael_scott_queue, 7,s:   6,263,701 msg/sec
     xenium::michael_scott_queue, 7,i:   6,508,645 msg/sec
     xenium::michael_scott_queue, 8,s:   5,961,419 msg/sec
     xenium::michael_scott_queue, 8,i:   6,129,485 msg/sec
         xenium::ramalhete_queue, 1,s:  31,997,863 msg/sec
         xenium::ramalhete_queue, 1,i:  32,324,886 msg/sec
         xenium::ramalhete_queue, 2,s:  23,450,087 msg/sec
         xenium::ramalhete_queue, 2,i:  23,349,299 msg/sec
         xenium::ramalhete_queue, 3,s:  29,233,657 msg/sec
         xenium::ramalhete_queue, 3,i:  28,524,115 msg/sec
         xenium::ramalhete_queue, 4,s:  33,826,029 msg/sec
         xenium::ramalhete_queue, 4,i:  33,448,643 msg/sec
         xenium::ramalhete_queue, 5,s:  32,216,000 msg/sec
         xenium::ramalhete_queue, 5,i:  38,346,364 msg/sec
         xenium::ramalhete_queue, 6,s:  33,932,290 msg/sec
         xenium::ramalhete_queue, 6,i:  38,891,454 msg/sec
         xenium::ramalhete_queue, 7,s:  35,179,460 msg/sec
         xenium::ramalhete_queue, 7,i:  41,449,327 msg/sec
         xenium::ramalhete_queue, 8,s:  35,528,300 msg/sec
         xenium::ramalhete_queue, 8,i:  43,848,074 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,253,858 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 116,875,361 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,032,836 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,721,234 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,648,448 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,001,188 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,568,750 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,473,466 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,948,521 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,307,821 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,017,147 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,474,581 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,269,823 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,937,870 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,378,376 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,271,037 msg/sec
                     AtomicQueue, 1,s:  62,851,025 msg/sec
                     AtomicQueue, 1,i:  57,027,999 msg/sec
                     AtomicQueue, 2,s:  12,217,583 msg/sec
                     AtomicQueue, 2,i:  11,754,486 msg/sec
                     AtomicQueue, 3,s:  10,772,929 msg/sec
                     AtomicQueue, 3,i:   9,899,897 msg/sec
                     AtomicQueue, 4,s:   8,204,325 msg/sec
                     AtomicQueue, 4,i:   8,202,583 msg/sec
                     AtomicQueue, 5,s:   8,021,222 msg/sec
                     AtomicQueue, 5,i:   8,077,773 msg/sec
                     AtomicQueue, 6,s:   7,875,017 msg/sec
                     AtomicQueue, 6,i:   7,620,962 msg/sec
                     AtomicQueue, 7,s:   7,136,880 msg/sec
                     AtomicQueue, 7,i:   7,992,040 msg/sec
                     AtomicQueue, 8,s:   6,342,575 msg/sec
                     AtomicQueue, 8,i:   7,483,910 msg/sec
                    AtomicQueueB, 1,s:  45,301,868 msg/sec
                    AtomicQueueB, 1,i:  43,173,359 msg/sec
                    AtomicQueueB, 2,s:  11,954,814 msg/sec
                    AtomicQueueB, 2,i:  11,498,667 msg/sec
                    AtomicQueueB, 3,s:  11,044,006 msg/sec
                    AtomicQueueB, 3,i:  10,123,044 msg/sec
                    AtomicQueueB, 4,s:   8,083,071 msg/sec
                    AtomicQueueB, 4,i:   8,007,124 msg/sec
                    AtomicQueueB, 5,s:   7,524,769 msg/sec
                    AtomicQueueB, 5,i:   7,834,371 msg/sec
                    AtomicQueueB, 6,s:   7,269,685 msg/sec
                    AtomicQueueB, 6,i:   7,533,473 msg/sec
                    AtomicQueueB, 7,s:   6,884,654 msg/sec
                    AtomicQueueB, 7,i:   7,688,380 msg/sec
                    AtomicQueueB, 8,s:   6,213,655 msg/sec
                    AtomicQueueB, 8,i:   7,193,798 msg/sec
             OptimistAtomicQueue, 1,s: 758,260,777 msg/sec
             OptimistAtomicQueue, 1,i: 590,138,403 msg/sec
             OptimistAtomicQueue, 2,s:  32,107,340 msg/sec
             OptimistAtomicQueue, 2,i:  32,194,737 msg/sec
             OptimistAtomicQueue, 3,s:  36,623,387 msg/sec
             OptimistAtomicQueue, 3,i:  37,321,400 msg/sec
             OptimistAtomicQueue, 4,s:  39,315,834 msg/sec
             OptimistAtomicQueue, 4,i:  39,333,268 msg/sec
             OptimistAtomicQueue, 5,s:  42,536,769 msg/sec
             OptimistAtomicQueue, 5,i:  46,504,416 msg/sec
             OptimistAtomicQueue, 6,s:  42,220,366 msg/sec
             OptimistAtomicQueue, 6,i:  49,741,293 msg/sec
             OptimistAtomicQueue, 7,s:  45,214,009 msg/sec
             OptimistAtomicQueue, 7,i:  53,045,352 msg/sec
             OptimistAtomicQueue, 8,s:  46,375,896 msg/sec
             OptimistAtomicQueue, 8,i:  49,028,572 msg/sec
            OptimistAtomicQueueB, 1,s:  86,975,344 msg/sec
            OptimistAtomicQueueB, 1,i:  76,522,146 msg/sec
            OptimistAtomicQueueB, 2,s:  32,153,312 msg/sec
            OptimistAtomicQueueB, 2,i:  32,265,823 msg/sec
            OptimistAtomicQueueB, 3,s:  36,214,413 msg/sec
            OptimistAtomicQueueB, 3,i:  36,758,735 msg/sec
            OptimistAtomicQueueB, 4,s:  38,662,616 msg/sec
            OptimistAtomicQueueB, 4,i:  38,593,011 msg/sec
            OptimistAtomicQueueB, 5,s:  40,698,602 msg/sec
            OptimistAtomicQueueB, 5,i:  45,423,955 msg/sec
            OptimistAtomicQueueB, 6,s:  41,226,827 msg/sec
            OptimistAtomicQueueB, 6,i:  49,158,847 msg/sec
            OptimistAtomicQueueB, 7,s:  41,761,692 msg/sec
            OptimistAtomicQueueB, 7,i:  47,923,811 msg/sec
            OptimistAtomicQueueB, 8,s:  44,394,194 msg/sec
            OptimistAtomicQueueB, 8,i:  48,284,357 msg/sec
                    AtomicQueue2, 1,s:  22,859,539 msg/sec
                    AtomicQueue2, 1,i:  22,845,211 msg/sec
                    AtomicQueue2, 2,s:  11,768,563 msg/sec
                    AtomicQueue2, 2,i:  11,408,932 msg/sec
                    AtomicQueue2, 3,s:   9,539,330 msg/sec
                    AtomicQueue2, 3,i:   9,513,463 msg/sec
                    AtomicQueue2, 4,s:   8,051,827 msg/sec
                    AtomicQueue2, 4,i:   8,060,278 msg/sec
                    AtomicQueue2, 5,s:   7,926,989 msg/sec
                    AtomicQueue2, 5,i:   8,052,395 msg/sec
                    AtomicQueue2, 6,s:   7,905,126 msg/sec
                    AtomicQueue2, 6,i:   7,552,070 msg/sec
                    AtomicQueue2, 7,s:   7,126,040 msg/sec
                    AtomicQueue2, 7,i:   7,898,464 msg/sec
                    AtomicQueue2, 8,s:   6,378,511 msg/sec
                    AtomicQueue2, 8,i:   7,329,267 msg/sec
                   AtomicQueueB2, 1,s:  36,136,753 msg/sec
                   AtomicQueueB2, 1,i:  32,594,982 msg/sec
                   AtomicQueueB2, 2,s:  11,405,354 msg/sec
                   AtomicQueueB2, 2,i:  11,100,257 msg/sec
                   AtomicQueueB2, 3,s:   9,645,123 msg/sec
                   AtomicQueueB2, 3,i:   9,579,786 msg/sec
                   AtomicQueueB2, 4,s:   7,932,916 msg/sec
                   AtomicQueueB2, 4,i:   7,837,212 msg/sec
                   AtomicQueueB2, 5,s:   7,532,475 msg/sec
                   AtomicQueueB2, 5,i:   7,735,709 msg/sec
                   AtomicQueueB2, 6,s:   7,277,067 msg/sec
                   AtomicQueueB2, 6,i:   7,480,648 msg/sec
                   AtomicQueueB2, 7,s:   6,897,310 msg/sec
                   AtomicQueueB2, 7,i:   7,685,407 msg/sec
                   AtomicQueueB2, 8,s:   6,294,397 msg/sec
                   AtomicQueueB2, 8,i:   7,102,158 msg/sec
            OptimistAtomicQueue2, 1,s: 478,215,834 msg/sec
            OptimistAtomicQueue2, 1,i: 102,114,309 msg/sec
            OptimistAtomicQueue2, 2,s:  24,926,740 msg/sec
            OptimistAtomicQueue2, 2,i:  24,007,429 msg/sec
            OptimistAtomicQueue2, 3,s:  30,469,501 msg/sec
            OptimistAtomicQueue2, 3,i:  30,749,041 msg/sec
            OptimistAtomicQueue2, 4,s:  33,163,891 msg/sec
            OptimistAtomicQueue2, 4,i:  33,098,932 msg/sec
            OptimistAtomicQueue2, 5,s:  37,263,888 msg/sec
            OptimistAtomicQueue2, 5,i:  40,204,749 msg/sec
            OptimistAtomicQueue2, 6,s:  40,309,741 msg/sec
            OptimistAtomicQueue2, 6,i:  49,181,549 msg/sec
            OptimistAtomicQueue2, 7,s:  43,099,199 msg/sec
            OptimistAtomicQueue2, 7,i:  48,130,781 msg/sec
            OptimistAtomicQueue2, 8,s:  44,021,319 msg/sec
            OptimistAtomicQueue2, 8,i:  48,609,767 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,024,001 msg/sec
           OptimistAtomicQueueB2, 1,i:  62,388,047 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,914,702 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,916,315 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,954,788 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,086,769 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,958,935 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,136,516 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,715,965 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,001,784 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,083,339 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,348,263 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,773,436 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,177,065 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,231,357 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,614,640 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000110 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000217 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000258 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000274 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[305] 78m:50s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,862,836 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,502,437 msg/sec
          boost::lockfree::queue, 1,s:   6,844,934 msg/sec
          boost::lockfree::queue, 1,i:   6,931,479 msg/sec
          boost::lockfree::queue, 2,s:   7,679,476 msg/sec
          boost::lockfree::queue, 2,i:   7,453,604 msg/sec
          boost::lockfree::queue, 3,s:   7,393,275 msg/sec
          boost::lockfree::queue, 3,i:   7,546,112 msg/sec
          boost::lockfree::queue, 4,s:   6,411,737 msg/sec
          boost::lockfree::queue, 4,i:   6,843,911 msg/sec
          boost::lockfree::queue, 5,s:   6,438,947 msg/sec
          boost::lockfree::queue, 5,i:   6,425,182 msg/sec
          boost::lockfree::queue, 6,s:   5,973,891 msg/sec
          boost::lockfree::queue, 6,i:   6,105,094 msg/sec
          boost::lockfree::queue, 7,s:   5,932,482 msg/sec
          boost::lockfree::queue, 7,i:   6,097,785 msg/sec
          boost::lockfree::queue, 8,s:   5,486,994 msg/sec
          boost::lockfree::queue, 8,i:   5,693,368 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 522,979,250 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 170,974,248 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,313,103 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,181,355 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,586,661 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,635,658 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,576,367 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,691,803 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,952,238 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,975,908 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,254,608 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,894,274 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,521,481 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,149,374 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,033,984 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  21,158,427 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,351,181 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,603,982 msg/sec
                pthread_spinlock, 1,s:  28,765,527 msg/sec
                pthread_spinlock, 1,i:  25,455,054 msg/sec
                pthread_spinlock, 2,s:  15,429,632 msg/sec
                pthread_spinlock, 2,i:  16,924,551 msg/sec
                pthread_spinlock, 3,s:   8,296,581 msg/sec
                pthread_spinlock, 3,i:  12,047,741 msg/sec
                pthread_spinlock, 4,s:   6,502,321 msg/sec
                pthread_spinlock, 4,i:   8,956,031 msg/sec
                pthread_spinlock, 5,s:   8,558,287 msg/sec
                pthread_spinlock, 5,i:   9,013,605 msg/sec
                pthread_spinlock, 6,s:   8,529,371 msg/sec
                pthread_spinlock, 6,i:   8,367,058 msg/sec
                pthread_spinlock, 7,s:   7,552,971 msg/sec
                pthread_spinlock, 7,i:   7,748,581 msg/sec
                pthread_spinlock, 8,s:   6,805,523 msg/sec
                pthread_spinlock, 8,i:   7,466,834 msg/sec
                      std::mutex, 1,s:   6,988,903 msg/sec
                      std::mutex, 1,i:   6,960,228 msg/sec
                      std::mutex, 2,s:   4,938,028 msg/sec
                      std::mutex, 2,i:   5,526,492 msg/sec
                      std::mutex, 3,s:   5,038,392 msg/sec
                      std::mutex, 3,i:   5,616,457 msg/sec
                      std::mutex, 4,s:   5,985,993 msg/sec
                      std::mutex, 4,i:   6,190,081 msg/sec
                      std::mutex, 5,s:   5,888,471 msg/sec
                      std::mutex, 5,i:   5,929,711 msg/sec
                      std::mutex, 6,s:   5,906,509 msg/sec
                      std::mutex, 6,i:   5,898,269 msg/sec
                      std::mutex, 7,s:   5,793,355 msg/sec
                      std::mutex, 7,i:   5,744,662 msg/sec
                      std::mutex, 8,s:   5,630,330 msg/sec
                      std::mutex, 8,i:   5,634,543 msg/sec
                 tbb::spin_mutex, 1,s:  37,783,759 msg/sec
                 tbb::spin_mutex, 1,i:  32,891,113 msg/sec
                 tbb::spin_mutex, 2,s:  21,162,760 msg/sec
                 tbb::spin_mutex, 2,i:  18,310,781 msg/sec
                 tbb::spin_mutex, 3,s:   7,956,467 msg/sec
                 tbb::spin_mutex, 3,i:  10,717,085 msg/sec
                 tbb::spin_mutex, 4,s:   3,211,605 msg/sec
                 tbb::spin_mutex, 4,i:   6,281,292 msg/sec
                 tbb::spin_mutex, 5,s:   5,285,475 msg/sec
                 tbb::spin_mutex, 5,i:   5,793,233 msg/sec
                 tbb::spin_mutex, 6,s:   5,307,839 msg/sec
                 tbb::spin_mutex, 6,i:   4,357,327 msg/sec
                 tbb::spin_mutex, 7,s:   4,845,135 msg/sec
                 tbb::spin_mutex, 7,i:   4,346,071 msg/sec
                 tbb::spin_mutex, 8,s:   4,258,244 msg/sec
                 tbb::spin_mutex, 8,i:   4,170,036 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,422,158 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,786,470 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,306,515 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,019,156 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,371,728 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,701,382 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,609,787 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,572,856 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,972,924 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,632,321 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,915,716 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,699,752 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,854,577 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,805,572 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,781,679 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,481,615 msg/sec
     xenium::michael_scott_queue, 1,s:  10,147,254 msg/sec
     xenium::michael_scott_queue, 1,i:   9,975,617 msg/sec
     xenium::michael_scott_queue, 2,s:   8,499,496 msg/sec
     xenium::michael_scott_queue, 2,i:   8,575,961 msg/sec
     xenium::michael_scott_queue, 3,s:   7,276,114 msg/sec
     xenium::michael_scott_queue, 3,i:   7,565,466 msg/sec
     xenium::michael_scott_queue, 4,s:   6,320,220 msg/sec
     xenium::michael_scott_queue, 4,i:   6,298,115 msg/sec
     xenium::michael_scott_queue, 5,s:   6,365,800 msg/sec
     xenium::michael_scott_queue, 5,i:   6,739,334 msg/sec
     xenium::michael_scott_queue, 6,s:   6,475,139 msg/sec
     xenium::michael_scott_queue, 6,i:   6,745,338 msg/sec
     xenium::michael_scott_queue, 7,s:   6,334,468 msg/sec
     xenium::michael_scott_queue, 7,i:   6,604,942 msg/sec
     xenium::michael_scott_queue, 8,s:   6,102,851 msg/sec
     xenium::michael_scott_queue, 8,i:   6,081,133 msg/sec
         xenium::ramalhete_queue, 1,s:  32,154,263 msg/sec
         xenium::ramalhete_queue, 1,i:  32,146,585 msg/sec
         xenium::ramalhete_queue, 2,s:  23,530,488 msg/sec
         xenium::ramalhete_queue, 2,i:  23,268,131 msg/sec
         xenium::ramalhete_queue, 3,s:  29,105,087 msg/sec
         xenium::ramalhete_queue, 3,i:  28,394,978 msg/sec
         xenium::ramalhete_queue, 4,s:  33,757,278 msg/sec
         xenium::ramalhete_queue, 4,i:  33,454,809 msg/sec
         xenium::ramalhete_queue, 5,s:  32,248,081 msg/sec
         xenium::ramalhete_queue, 5,i:  38,547,781 msg/sec
         xenium::ramalhete_queue, 6,s:  34,062,018 msg/sec
         xenium::ramalhete_queue, 6,i:  39,123,584 msg/sec
         xenium::ramalhete_queue, 7,s:  35,102,699 msg/sec
         xenium::ramalhete_queue, 7,i:  41,700,491 msg/sec
         xenium::ramalhete_queue, 8,s:  35,463,268 msg/sec
         xenium::ramalhete_queue, 8,i:  44,482,363 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,276,470 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 107,690,191 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,731,081 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  29,036,802 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,388,876 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,917,729 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,657,160 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,236,783 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,729,715 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,379,233 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,093,916 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,407,176 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,122,322 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,981,746 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,401,276 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,338,350 msg/sec
                     AtomicQueue, 1,s:  61,963,779 msg/sec
                     AtomicQueue, 1,i:  56,310,984 msg/sec
                     AtomicQueue, 2,s:  12,280,464 msg/sec
                     AtomicQueue, 2,i:  11,739,593 msg/sec
                     AtomicQueue, 3,s:  10,784,551 msg/sec
                     AtomicQueue, 3,i:   9,939,176 msg/sec
                     AtomicQueue, 4,s:   8,176,506 msg/sec
                     AtomicQueue, 4,i:   8,172,657 msg/sec
                     AtomicQueue, 5,s:   8,031,232 msg/sec
                     AtomicQueue, 5,i:   8,097,066 msg/sec
                     AtomicQueue, 6,s:   7,786,165 msg/sec
                     AtomicQueue, 6,i:   7,634,171 msg/sec
                     AtomicQueue, 7,s:   7,083,044 msg/sec
                     AtomicQueue, 7,i:   7,967,535 msg/sec
                     AtomicQueue, 8,s:   6,344,994 msg/sec
                     AtomicQueue, 8,i:   7,326,397 msg/sec
                    AtomicQueueB, 1,s:  46,508,607 msg/sec
                    AtomicQueueB, 1,i:  43,052,638 msg/sec
                    AtomicQueueB, 2,s:  11,766,444 msg/sec
                    AtomicQueueB, 2,i:  11,357,585 msg/sec
                    AtomicQueueB, 3,s:  10,981,635 msg/sec
                    AtomicQueueB, 3,i:  10,192,538 msg/sec
                    AtomicQueueB, 4,s:   8,082,564 msg/sec
                    AtomicQueueB, 4,i:   8,078,649 msg/sec
                    AtomicQueueB, 5,s:   7,589,640 msg/sec
                    AtomicQueueB, 5,i:   7,800,984 msg/sec
                    AtomicQueueB, 6,s:   7,349,317 msg/sec
                    AtomicQueueB, 6,i:   7,501,233 msg/sec
                    AtomicQueueB, 7,s:   6,873,859 msg/sec
                    AtomicQueueB, 7,i:   7,684,773 msg/sec
                    AtomicQueueB, 8,s:   6,254,061 msg/sec
                    AtomicQueueB, 8,i:   7,176,110 msg/sec
             OptimistAtomicQueue, 1,s: 700,373,912 msg/sec
             OptimistAtomicQueue, 1,i: 526,008,835 msg/sec
             OptimistAtomicQueue, 2,s:  32,147,969 msg/sec
             OptimistAtomicQueue, 2,i:  32,327,308 msg/sec
             OptimistAtomicQueue, 3,s:  36,665,871 msg/sec
             OptimistAtomicQueue, 3,i:  37,333,988 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,415 msg/sec
             OptimistAtomicQueue, 4,i:  39,320,202 msg/sec
             OptimistAtomicQueue, 5,s:  42,544,522 msg/sec
             OptimistAtomicQueue, 5,i:  46,195,712 msg/sec
             OptimistAtomicQueue, 6,s:  42,391,334 msg/sec
             OptimistAtomicQueue, 6,i:  50,515,125 msg/sec
             OptimistAtomicQueue, 7,s:  44,239,345 msg/sec
             OptimistAtomicQueue, 7,i:  48,660,586 msg/sec
             OptimistAtomicQueue, 8,s:  46,264,341 msg/sec
             OptimistAtomicQueue, 8,i:  49,168,243 msg/sec
            OptimistAtomicQueueB, 1,s:  77,643,558 msg/sec
            OptimistAtomicQueueB, 1,i:  76,634,787 msg/sec
            OptimistAtomicQueueB, 2,s:  32,214,590 msg/sec
            OptimistAtomicQueueB, 2,i:  32,115,517 msg/sec
            OptimistAtomicQueueB, 3,s:  36,221,599 msg/sec
            OptimistAtomicQueueB, 3,i:  36,868,941 msg/sec
            OptimistAtomicQueueB, 4,s:  38,716,516 msg/sec
            OptimistAtomicQueueB, 4,i:  38,706,223 msg/sec
            OptimistAtomicQueueB, 5,s:  40,420,592 msg/sec
            OptimistAtomicQueueB, 5,i:  46,228,579 msg/sec
            OptimistAtomicQueueB, 6,s:  41,191,693 msg/sec
            OptimistAtomicQueueB, 6,i:  48,599,751 msg/sec
            OptimistAtomicQueueB, 7,s:  41,991,649 msg/sec
            OptimistAtomicQueueB, 7,i:  47,908,507 msg/sec
            OptimistAtomicQueueB, 8,s:  44,409,413 msg/sec
            OptimistAtomicQueueB, 8,i:  48,658,921 msg/sec
                    AtomicQueue2, 1,s:  22,844,193 msg/sec
                    AtomicQueue2, 1,i:  22,853,422 msg/sec
                    AtomicQueue2, 2,s:  12,002,422 msg/sec
                    AtomicQueue2, 2,i:  11,596,161 msg/sec
                    AtomicQueue2, 3,s:   9,516,403 msg/sec
                    AtomicQueue2, 3,i:   9,506,877 msg/sec
                    AtomicQueue2, 4,s:   8,116,994 msg/sec
                    AtomicQueue2, 4,i:   8,061,531 msg/sec
                    AtomicQueue2, 5,s:   7,940,614 msg/sec
                    AtomicQueue2, 5,i:   8,025,607 msg/sec
                    AtomicQueue2, 6,s:   7,620,069 msg/sec
                    AtomicQueue2, 6,i:   7,571,690 msg/sec
                    AtomicQueue2, 7,s:   7,162,440 msg/sec
                    AtomicQueue2, 7,i:   7,886,043 msg/sec
                    AtomicQueue2, 8,s:   6,385,826 msg/sec
                    AtomicQueue2, 8,i:   7,362,711 msg/sec
                   AtomicQueueB2, 1,s:  36,255,032 msg/sec
                   AtomicQueueB2, 1,i:  32,645,487 msg/sec
                   AtomicQueueB2, 2,s:  11,393,224 msg/sec
                   AtomicQueueB2, 2,i:  11,167,088 msg/sec
                   AtomicQueueB2, 3,s:   9,714,828 msg/sec
                   AtomicQueueB2, 3,i:   9,606,925 msg/sec
                   AtomicQueueB2, 4,s:   7,904,266 msg/sec
                   AtomicQueueB2, 4,i:   7,944,234 msg/sec
                   AtomicQueueB2, 5,s:   7,456,361 msg/sec
                   AtomicQueueB2, 5,i:   7,560,247 msg/sec
                   AtomicQueueB2, 6,s:   7,342,052 msg/sec
                   AtomicQueueB2, 6,i:   7,409,191 msg/sec
                   AtomicQueueB2, 7,s:   6,924,427 msg/sec
                   AtomicQueueB2, 7,i:   7,703,164 msg/sec
                   AtomicQueueB2, 8,s:   6,283,699 msg/sec
                   AtomicQueueB2, 8,i:   7,089,248 msg/sec
            OptimistAtomicQueue2, 1,s: 457,238,903 msg/sec
            OptimistAtomicQueue2, 1,i: 148,684,082 msg/sec
            OptimistAtomicQueue2, 2,s:  25,417,970 msg/sec
            OptimistAtomicQueue2, 2,i:  24,014,434 msg/sec
            OptimistAtomicQueue2, 3,s:  30,312,468 msg/sec
            OptimistAtomicQueue2, 3,i:  29,933,817 msg/sec
            OptimistAtomicQueue2, 4,s:  33,225,530 msg/sec
            OptimistAtomicQueue2, 4,i:  33,404,443 msg/sec
            OptimistAtomicQueue2, 5,s:  37,165,471 msg/sec
            OptimistAtomicQueue2, 5,i:  41,377,731 msg/sec
            OptimistAtomicQueue2, 6,s:  39,985,954 msg/sec
            OptimistAtomicQueue2, 6,i:  49,166,861 msg/sec
            OptimistAtomicQueue2, 7,s:  43,030,094 msg/sec
            OptimistAtomicQueue2, 7,i:  48,192,855 msg/sec
            OptimistAtomicQueue2, 8,s:  43,987,852 msg/sec
            OptimistAtomicQueue2, 8,i:  48,408,801 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,027,788 msg/sec
           OptimistAtomicQueueB2, 1,i:  76,154,666 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,890,354 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,143,855 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,676,630 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,107,026 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,045,744 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,279,098 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,523,301 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,977,702 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,013,499 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,241,051 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,872,432 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,283,159 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,208,414 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,594,450 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000296 sec/round-trip
                      std::mutex: 0.000000468 sec/round-trip
                 tbb::spin_mutex: 0.000000273 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000282 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000260 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000187 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[306] 77m:30s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,342,667 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,101,629 msg/sec
          boost::lockfree::queue, 1,s:   6,876,303 msg/sec
          boost::lockfree::queue, 1,i:   6,839,329 msg/sec
          boost::lockfree::queue, 2,s:   7,498,348 msg/sec
          boost::lockfree::queue, 2,i:   7,528,865 msg/sec
          boost::lockfree::queue, 3,s:   7,358,757 msg/sec
          boost::lockfree::queue, 3,i:   7,570,039 msg/sec
          boost::lockfree::queue, 4,s:   6,423,325 msg/sec
          boost::lockfree::queue, 4,i:   6,850,450 msg/sec
          boost::lockfree::queue, 5,s:   6,468,355 msg/sec
          boost::lockfree::queue, 5,i:   6,457,952 msg/sec
          boost::lockfree::queue, 6,s:   5,986,064 msg/sec
          boost::lockfree::queue, 6,i:   6,192,533 msg/sec
          boost::lockfree::queue, 7,s:   5,935,825 msg/sec
          boost::lockfree::queue, 7,i:   5,944,666 msg/sec
          boost::lockfree::queue, 8,s:   5,498,310 msg/sec
          boost::lockfree::queue, 8,i:   5,586,116 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 397,460,940 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 299,944,352 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,195,206 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,977,933 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,626,743 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,425,009 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,698,112 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,216,900 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,690,036 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,486,750 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  30,325,597 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,419,865 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,225,330 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,478,391 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,050,971 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,935,873 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,285,960 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,450,191 msg/sec
                pthread_spinlock, 1,s:  29,091,987 msg/sec
                pthread_spinlock, 1,i:  25,311,591 msg/sec
                pthread_spinlock, 2,s:  15,633,849 msg/sec
                pthread_spinlock, 2,i:  16,983,822 msg/sec
                pthread_spinlock, 3,s:   8,433,713 msg/sec
                pthread_spinlock, 3,i:  12,043,395 msg/sec
                pthread_spinlock, 4,s:   6,496,374 msg/sec
                pthread_spinlock, 4,i:   8,984,199 msg/sec
                pthread_spinlock, 5,s:   8,594,891 msg/sec
                pthread_spinlock, 5,i:   9,159,608 msg/sec
                pthread_spinlock, 6,s:   8,604,626 msg/sec
                pthread_spinlock, 6,i:   8,940,544 msg/sec
                pthread_spinlock, 7,s:   7,485,383 msg/sec
                pthread_spinlock, 7,i:   8,015,417 msg/sec
                pthread_spinlock, 8,s:   6,762,829 msg/sec
                pthread_spinlock, 8,i:   7,470,538 msg/sec
                      std::mutex, 1,s:   6,568,054 msg/sec
                      std::mutex, 1,i:   7,229,291 msg/sec
                      std::mutex, 2,s:   6,111,353 msg/sec
                      std::mutex, 2,i:   5,509,685 msg/sec
                      std::mutex, 3,s:   4,681,206 msg/sec
                      std::mutex, 3,i:   6,338,531 msg/sec
                      std::mutex, 4,s:   6,330,161 msg/sec
                      std::mutex, 4,i:   6,399,578 msg/sec
                      std::mutex, 5,s:   6,163,313 msg/sec
                      std::mutex, 5,i:   6,156,315 msg/sec
                      std::mutex, 6,s:   6,110,115 msg/sec
                      std::mutex, 6,i:   6,045,230 msg/sec
                      std::mutex, 7,s:   5,962,504 msg/sec
                      std::mutex, 7,i:   5,972,587 msg/sec
                      std::mutex, 8,s:   5,767,278 msg/sec
                      std::mutex, 8,i:   5,805,104 msg/sec
                 tbb::spin_mutex, 1,s:  38,182,793 msg/sec
                 tbb::spin_mutex, 1,i:  33,323,026 msg/sec
                 tbb::spin_mutex, 2,s:  21,209,555 msg/sec
                 tbb::spin_mutex, 2,i:  18,345,761 msg/sec
                 tbb::spin_mutex, 3,s:   8,357,939 msg/sec
                 tbb::spin_mutex, 3,i:  10,297,477 msg/sec
                 tbb::spin_mutex, 4,s:   3,195,475 msg/sec
                 tbb::spin_mutex, 4,i:   6,367,626 msg/sec
                 tbb::spin_mutex, 5,s:   5,272,112 msg/sec
                 tbb::spin_mutex, 5,i:   5,779,596 msg/sec
                 tbb::spin_mutex, 6,s:   5,318,770 msg/sec
                 tbb::spin_mutex, 6,i:   4,306,758 msg/sec
                 tbb::spin_mutex, 7,s:   4,849,167 msg/sec
                 tbb::spin_mutex, 7,i:   4,328,837 msg/sec
                 tbb::spin_mutex, 8,s:   4,254,762 msg/sec
                 tbb::spin_mutex, 8,i:   4,074,755 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,327,009 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,319,531 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,936,095 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,799,398 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,386,354 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,834,872 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,981,906 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,327,771 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,768,587 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,607,738 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,896,868 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,735,920 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,856,176 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,137,297 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,933,266 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,459,365 msg/sec
     xenium::michael_scott_queue, 1,s:   9,326,282 msg/sec
     xenium::michael_scott_queue, 1,i:   9,231,226 msg/sec
     xenium::michael_scott_queue, 2,s:   8,556,587 msg/sec
     xenium::michael_scott_queue, 2,i:   8,544,754 msg/sec
     xenium::michael_scott_queue, 3,s:   7,301,796 msg/sec
     xenium::michael_scott_queue, 3,i:   7,547,857 msg/sec
     xenium::michael_scott_queue, 4,s:   6,411,366 msg/sec
     xenium::michael_scott_queue, 4,i:   6,293,430 msg/sec
     xenium::michael_scott_queue, 5,s:   6,299,742 msg/sec
     xenium::michael_scott_queue, 5,i:   6,650,287 msg/sec
     xenium::michael_scott_queue, 6,s:   6,504,757 msg/sec
     xenium::michael_scott_queue, 6,i:   7,080,599 msg/sec
     xenium::michael_scott_queue, 7,s:   6,272,594 msg/sec
     xenium::michael_scott_queue, 7,i:   6,487,312 msg/sec
     xenium::michael_scott_queue, 8,s:   6,006,463 msg/sec
     xenium::michael_scott_queue, 8,i:   6,054,607 msg/sec
         xenium::ramalhete_queue, 1,s:  31,903,726 msg/sec
         xenium::ramalhete_queue, 1,i:  32,002,826 msg/sec
         xenium::ramalhete_queue, 2,s:  24,310,560 msg/sec
         xenium::ramalhete_queue, 2,i:  23,328,692 msg/sec
         xenium::ramalhete_queue, 3,s:  29,246,323 msg/sec
         xenium::ramalhete_queue, 3,i:  28,517,568 msg/sec
         xenium::ramalhete_queue, 4,s:  33,838,020 msg/sec
         xenium::ramalhete_queue, 4,i:  33,502,656 msg/sec
         xenium::ramalhete_queue, 5,s:  32,094,269 msg/sec
         xenium::ramalhete_queue, 5,i:  36,495,953 msg/sec
         xenium::ramalhete_queue, 6,s:  33,961,318 msg/sec
         xenium::ramalhete_queue, 6,i:  38,838,552 msg/sec
         xenium::ramalhete_queue, 7,s:  34,894,467 msg/sec
         xenium::ramalhete_queue, 7,i:  41,023,505 msg/sec
         xenium::ramalhete_queue, 8,s:  35,363,732 msg/sec
         xenium::ramalhete_queue, 8,i:  43,788,077 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,734,426 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,000,328 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,828,758 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,345,021 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,567,004 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,177,058 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,583,386 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,138,895 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,244,889 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,352,488 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,974,644 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,148,601 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,222,559 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,271,822 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,421,400 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,205,918 msg/sec
                     AtomicQueue, 1,s:  58,104,531 msg/sec
                     AtomicQueue, 1,i:  57,187,735 msg/sec
                     AtomicQueue, 2,s:  12,332,320 msg/sec
                     AtomicQueue, 2,i:  11,750,296 msg/sec
                     AtomicQueue, 3,s:  10,834,316 msg/sec
                     AtomicQueue, 3,i:   9,940,810 msg/sec
                     AtomicQueue, 4,s:   8,158,435 msg/sec
                     AtomicQueue, 4,i:   8,203,046 msg/sec
                     AtomicQueue, 5,s:   8,002,663 msg/sec
                     AtomicQueue, 5,i:   8,086,822 msg/sec
                     AtomicQueue, 6,s:   7,724,029 msg/sec
                     AtomicQueue, 6,i:   7,602,022 msg/sec
                     AtomicQueue, 7,s:   7,112,674 msg/sec
                     AtomicQueue, 7,i:   7,993,328 msg/sec
                     AtomicQueue, 8,s:   6,357,352 msg/sec
                     AtomicQueue, 8,i:   7,443,244 msg/sec
                    AtomicQueueB, 1,s:  44,829,360 msg/sec
                    AtomicQueueB, 1,i:  42,965,775 msg/sec
                    AtomicQueueB, 2,s:  11,794,464 msg/sec
                    AtomicQueueB, 2,i:  11,522,329 msg/sec
                    AtomicQueueB, 3,s:  11,021,345 msg/sec
                    AtomicQueueB, 3,i:  10,170,921 msg/sec
                    AtomicQueueB, 4,s:   8,087,111 msg/sec
                    AtomicQueueB, 4,i:   7,949,569 msg/sec
                    AtomicQueueB, 5,s:   7,626,584 msg/sec
                    AtomicQueueB, 5,i:   7,823,435 msg/sec
                    AtomicQueueB, 6,s:   7,430,776 msg/sec
                    AtomicQueueB, 6,i:   7,559,316 msg/sec
                    AtomicQueueB, 7,s:   6,908,229 msg/sec
                    AtomicQueueB, 7,i:   7,718,222 msg/sec
                    AtomicQueueB, 8,s:   6,250,900 msg/sec
                    AtomicQueueB, 8,i:   7,171,660 msg/sec
             OptimistAtomicQueue, 1,s: 784,991,126 msg/sec
             OptimistAtomicQueue, 1,i: 603,724,922 msg/sec
             OptimistAtomicQueue, 2,s:  32,643,355 msg/sec
             OptimistAtomicQueue, 2,i:  32,729,413 msg/sec
             OptimistAtomicQueue, 3,s:  36,694,724 msg/sec
             OptimistAtomicQueue, 3,i:  37,391,272 msg/sec
             OptimistAtomicQueue, 4,s:  39,287,690 msg/sec
             OptimistAtomicQueue, 4,i:  39,379,892 msg/sec
             OptimistAtomicQueue, 5,s:  41,788,895 msg/sec
             OptimistAtomicQueue, 5,i:  46,183,056 msg/sec
             OptimistAtomicQueue, 6,s:  42,868,859 msg/sec
             OptimistAtomicQueue, 6,i:  50,340,815 msg/sec
             OptimistAtomicQueue, 7,s:  44,277,104 msg/sec
             OptimistAtomicQueue, 7,i:  52,882,403 msg/sec
             OptimistAtomicQueue, 8,s:  46,421,679 msg/sec
             OptimistAtomicQueue, 8,i:  49,618,372 msg/sec
            OptimistAtomicQueueB, 1,s:  88,560,600 msg/sec
            OptimistAtomicQueueB, 1,i:  77,806,378 msg/sec
            OptimistAtomicQueueB, 2,s:  32,219,471 msg/sec
            OptimistAtomicQueueB, 2,i:  31,842,637 msg/sec
            OptimistAtomicQueueB, 3,s:  36,326,947 msg/sec
            OptimistAtomicQueueB, 3,i:  36,955,283 msg/sec
            OptimistAtomicQueueB, 4,s:  38,627,003 msg/sec
            OptimistAtomicQueueB, 4,i:  38,644,664 msg/sec
            OptimistAtomicQueueB, 5,s:  40,944,787 msg/sec
            OptimistAtomicQueueB, 5,i:  45,340,089 msg/sec
            OptimistAtomicQueueB, 6,s:  41,251,795 msg/sec
            OptimistAtomicQueueB, 6,i:  48,764,098 msg/sec
            OptimistAtomicQueueB, 7,s:  42,297,783 msg/sec
            OptimistAtomicQueueB, 7,i:  51,544,588 msg/sec
            OptimistAtomicQueueB, 8,s:  44,485,775 msg/sec
            OptimistAtomicQueueB, 8,i:  48,019,442 msg/sec
                    AtomicQueue2, 1,s:  22,873,373 msg/sec
                    AtomicQueue2, 1,i:  22,858,441 msg/sec
                    AtomicQueue2, 2,s:  11,785,286 msg/sec
                    AtomicQueue2, 2,i:  11,388,922 msg/sec
                    AtomicQueue2, 3,s:   9,768,791 msg/sec
                    AtomicQueue2, 3,i:   9,344,431 msg/sec
                    AtomicQueue2, 4,s:   8,082,919 msg/sec
                    AtomicQueue2, 4,i:   8,094,838 msg/sec
                    AtomicQueue2, 5,s:   7,884,528 msg/sec
                    AtomicQueue2, 5,i:   8,048,640 msg/sec
                    AtomicQueue2, 6,s:   7,776,375 msg/sec
                    AtomicQueue2, 6,i:   7,521,680 msg/sec
                    AtomicQueue2, 7,s:   7,160,781 msg/sec
                    AtomicQueue2, 7,i:   7,876,351 msg/sec
                    AtomicQueue2, 8,s:   6,373,423 msg/sec
                    AtomicQueue2, 8,i:   7,343,487 msg/sec
                   AtomicQueueB2, 1,s:  36,277,886 msg/sec
                   AtomicQueueB2, 1,i:  32,652,094 msg/sec
                   AtomicQueueB2, 2,s:  11,309,929 msg/sec
                   AtomicQueueB2, 2,i:  11,119,336 msg/sec
                   AtomicQueueB2, 3,s:   9,567,223 msg/sec
                   AtomicQueueB2, 3,i:   9,440,813 msg/sec
                   AtomicQueueB2, 4,s:   7,974,678 msg/sec
                   AtomicQueueB2, 4,i:   7,841,822 msg/sec
                   AtomicQueueB2, 5,s:   7,506,497 msg/sec
                   AtomicQueueB2, 5,i:   7,731,912 msg/sec
                   AtomicQueueB2, 6,s:   7,176,035 msg/sec
                   AtomicQueueB2, 6,i:   7,428,967 msg/sec
                   AtomicQueueB2, 7,s:   6,887,559 msg/sec
                   AtomicQueueB2, 7,i:   7,712,998 msg/sec
                   AtomicQueueB2, 8,s:   6,278,463 msg/sec
                   AtomicQueueB2, 8,i:   7,081,820 msg/sec
            OptimistAtomicQueue2, 1,s:  75,159,566 msg/sec
            OptimistAtomicQueue2, 1,i:  58,934,393 msg/sec
            OptimistAtomicQueue2, 2,s:  26,179,191 msg/sec
            OptimistAtomicQueue2, 2,i:  24,009,300 msg/sec
            OptimistAtomicQueue2, 3,s:  30,325,732 msg/sec
            OptimistAtomicQueue2, 3,i:  30,134,657 msg/sec
            OptimistAtomicQueue2, 4,s:  33,230,374 msg/sec
            OptimistAtomicQueue2, 4,i:  33,269,458 msg/sec
            OptimistAtomicQueue2, 5,s:  37,234,097 msg/sec
            OptimistAtomicQueue2, 5,i:  40,137,252 msg/sec
            OptimistAtomicQueue2, 6,s:  40,165,818 msg/sec
            OptimistAtomicQueue2, 6,i:  48,855,808 msg/sec
            OptimistAtomicQueue2, 7,s:  43,299,157 msg/sec
            OptimistAtomicQueue2, 7,i:  48,140,375 msg/sec
            OptimistAtomicQueue2, 8,s:  44,083,779 msg/sec
            OptimistAtomicQueue2, 8,i:  48,579,727 msg/sec
           OptimistAtomicQueueB2, 1,s:  73,504,663 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,925,946 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,321,765 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,145,462 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,776,000 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,130,839 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,651,456 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,097,008 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,731,061 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,264,806 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,896,021 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,234,095 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,129,575 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,228,007 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,276,369 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,799,294 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000330 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000163 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000451 sec/round-trip
                 tbb::spin_mutex: 0.000000279 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[307] 76m:11s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,493,701 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,104,047 msg/sec
          boost::lockfree::queue, 1,s:   6,892,344 msg/sec
          boost::lockfree::queue, 1,i:   6,959,253 msg/sec
          boost::lockfree::queue, 2,s:   7,641,016 msg/sec
          boost::lockfree::queue, 2,i:   7,524,331 msg/sec
          boost::lockfree::queue, 3,s:   7,465,802 msg/sec
          boost::lockfree::queue, 3,i:   7,541,962 msg/sec
          boost::lockfree::queue, 4,s:   6,423,058 msg/sec
          boost::lockfree::queue, 4,i:   6,750,433 msg/sec
          boost::lockfree::queue, 5,s:   6,454,058 msg/sec
          boost::lockfree::queue, 5,i:   6,481,049 msg/sec
          boost::lockfree::queue, 6,s:   5,986,988 msg/sec
          boost::lockfree::queue, 6,i:   6,111,466 msg/sec
          boost::lockfree::queue, 7,s:   5,838,385 msg/sec
          boost::lockfree::queue, 7,i:   6,062,426 msg/sec
          boost::lockfree::queue, 8,s:   5,425,933 msg/sec
          boost::lockfree::queue, 8,i:   5,702,076 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 436,158,974 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 436,004,748 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,147,045 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,493,833 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,564,457 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,673,064 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,696,558 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,290,677 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,696,645 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,310,417 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,383,236 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,237,814 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,443,347 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,626,057 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,090,620 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,262,058 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,245,748 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,261,967 msg/sec
                pthread_spinlock, 1,s:  29,069,932 msg/sec
                pthread_spinlock, 1,i:  25,451,356 msg/sec
                pthread_spinlock, 2,s:  16,126,892 msg/sec
                pthread_spinlock, 2,i:  17,068,811 msg/sec
                pthread_spinlock, 3,s:   8,328,863 msg/sec
                pthread_spinlock, 3,i:  12,011,589 msg/sec
                pthread_spinlock, 4,s:   6,508,102 msg/sec
                pthread_spinlock, 4,i:   9,136,087 msg/sec
                pthread_spinlock, 5,s:   8,721,609 msg/sec
                pthread_spinlock, 5,i:   9,034,893 msg/sec
                pthread_spinlock, 6,s:   8,304,477 msg/sec
                pthread_spinlock, 6,i:   8,550,414 msg/sec
                pthread_spinlock, 7,s:   7,498,039 msg/sec
                pthread_spinlock, 7,i:   7,625,561 msg/sec
                pthread_spinlock, 8,s:   6,680,290 msg/sec
                pthread_spinlock, 8,i:   7,450,903 msg/sec
                      std::mutex, 1,s:   6,912,035 msg/sec
                      std::mutex, 1,i:   6,521,711 msg/sec
                      std::mutex, 2,s:   5,863,377 msg/sec
                      std::mutex, 2,i:   5,738,244 msg/sec
                      std::mutex, 3,s:   5,517,618 msg/sec
                      std::mutex, 3,i:   5,628,388 msg/sec
                      std::mutex, 4,s:   5,820,174 msg/sec
                      std::mutex, 4,i:   5,847,855 msg/sec
                      std::mutex, 5,s:   5,827,591 msg/sec
                      std::mutex, 5,i:   6,106,003 msg/sec
                      std::mutex, 6,s:   5,839,379 msg/sec
                      std::mutex, 6,i:   5,928,166 msg/sec
                      std::mutex, 7,s:   5,822,054 msg/sec
                      std::mutex, 7,i:   5,845,873 msg/sec
                      std::mutex, 8,s:   5,709,669 msg/sec
                      std::mutex, 8,i:   5,689,757 msg/sec
                 tbb::spin_mutex, 1,s:  38,015,926 msg/sec
                 tbb::spin_mutex, 1,i:  32,910,504 msg/sec
                 tbb::spin_mutex, 2,s:  21,179,221 msg/sec
                 tbb::spin_mutex, 2,i:  18,369,705 msg/sec
                 tbb::spin_mutex, 3,s:   9,109,114 msg/sec
                 tbb::spin_mutex, 3,i:  11,156,976 msg/sec
                 tbb::spin_mutex, 4,s:   3,015,500 msg/sec
                 tbb::spin_mutex, 4,i:   6,266,583 msg/sec
                 tbb::spin_mutex, 5,s:   5,472,735 msg/sec
                 tbb::spin_mutex, 5,i:   5,817,038 msg/sec
                 tbb::spin_mutex, 6,s:   5,246,965 msg/sec
                 tbb::spin_mutex, 6,i:   4,310,307 msg/sec
                 tbb::spin_mutex, 7,s:   4,856,322 msg/sec
                 tbb::spin_mutex, 7,i:   4,355,820 msg/sec
                 tbb::spin_mutex, 8,s:   4,228,796 msg/sec
                 tbb::spin_mutex, 8,i:   4,055,142 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,947,835 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,361,063 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,496,905 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,438,074 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,766,267 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,860,965 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,530,473 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,607,348 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,841,969 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,649,204 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,920,542 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,721,868 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,866,592 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,844,537 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,793,585 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,466,699 msg/sec
     xenium::michael_scott_queue, 1,s:  10,144,846 msg/sec
     xenium::michael_scott_queue, 1,i:   9,951,054 msg/sec
     xenium::michael_scott_queue, 2,s:   8,501,075 msg/sec
     xenium::michael_scott_queue, 2,i:   8,495,267 msg/sec
     xenium::michael_scott_queue, 3,s:   7,145,247 msg/sec
     xenium::michael_scott_queue, 3,i:   7,571,796 msg/sec
     xenium::michael_scott_queue, 4,s:   6,340,637 msg/sec
     xenium::michael_scott_queue, 4,i:   6,362,445 msg/sec
     xenium::michael_scott_queue, 5,s:   6,299,039 msg/sec
     xenium::michael_scott_queue, 5,i:   6,646,569 msg/sec
     xenium::michael_scott_queue, 6,s:   6,488,326 msg/sec
     xenium::michael_scott_queue, 6,i:   6,720,160 msg/sec
     xenium::michael_scott_queue, 7,s:   6,298,642 msg/sec
     xenium::michael_scott_queue, 7,i:   6,415,122 msg/sec
     xenium::michael_scott_queue, 8,s:   5,990,455 msg/sec
     xenium::michael_scott_queue, 8,i:   6,252,609 msg/sec
         xenium::ramalhete_queue, 1,s:  32,169,112 msg/sec
         xenium::ramalhete_queue, 1,i:  31,937,203 msg/sec
         xenium::ramalhete_queue, 2,s:  23,533,696 msg/sec
         xenium::ramalhete_queue, 2,i:  23,416,480 msg/sec
         xenium::ramalhete_queue, 3,s:  29,150,897 msg/sec
         xenium::ramalhete_queue, 3,i:  28,483,224 msg/sec
         xenium::ramalhete_queue, 4,s:  33,798,839 msg/sec
         xenium::ramalhete_queue, 4,i:  33,540,742 msg/sec
         xenium::ramalhete_queue, 5,s:  32,292,027 msg/sec
         xenium::ramalhete_queue, 5,i:  36,153,652 msg/sec
         xenium::ramalhete_queue, 6,s:  34,051,052 msg/sec
         xenium::ramalhete_queue, 6,i:  39,253,293 msg/sec
         xenium::ramalhete_queue, 7,s:  35,188,249 msg/sec
         xenium::ramalhete_queue, 7,i:  41,457,833 msg/sec
         xenium::ramalhete_queue, 8,s:  35,550,862 msg/sec
         xenium::ramalhete_queue, 8,i:  44,049,554 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,501,279 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  84,627,499 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  21,896,542 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,025,410 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,653,606 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,617,631 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,613,502 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,335,254 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,956,983 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,377,013 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,168,167 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,444,577 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,220,580 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,421,370 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,432,304 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,219,273 msg/sec
                     AtomicQueue, 1,s:  60,330,529 msg/sec
                     AtomicQueue, 1,i:  56,508,984 msg/sec
                     AtomicQueue, 2,s:  12,316,302 msg/sec
                     AtomicQueue, 2,i:  11,736,662 msg/sec
                     AtomicQueue, 3,s:  10,773,422 msg/sec
                     AtomicQueue, 3,i:   9,867,323 msg/sec
                     AtomicQueue, 4,s:   8,145,963 msg/sec
                     AtomicQueue, 4,i:   8,221,934 msg/sec
                     AtomicQueue, 5,s:   8,041,899 msg/sec
                     AtomicQueue, 5,i:   8,076,401 msg/sec
                     AtomicQueue, 6,s:   7,796,742 msg/sec
                     AtomicQueue, 6,i:   7,633,479 msg/sec
                     AtomicQueue, 7,s:   7,155,080 msg/sec
                     AtomicQueue, 7,i:   7,940,164 msg/sec
                     AtomicQueue, 8,s:   6,322,962 msg/sec
                     AtomicQueue, 8,i:   7,455,731 msg/sec
                    AtomicQueueB, 1,s:  44,538,460 msg/sec
                    AtomicQueueB, 1,i:  43,090,609 msg/sec
                    AtomicQueueB, 2,s:  11,765,410 msg/sec
                    AtomicQueueB, 2,i:  11,493,527 msg/sec
                    AtomicQueueB, 3,s:  11,048,981 msg/sec
                    AtomicQueueB, 3,i:  10,180,030 msg/sec
                    AtomicQueueB, 4,s:   8,085,376 msg/sec
                    AtomicQueueB, 4,i:   8,020,496 msg/sec
                    AtomicQueueB, 5,s:   7,578,789 msg/sec
                    AtomicQueueB, 5,i:   7,804,694 msg/sec
                    AtomicQueueB, 6,s:   7,285,856 msg/sec
                    AtomicQueueB, 6,i:   7,507,242 msg/sec
                    AtomicQueueB, 7,s:   6,869,647 msg/sec
                    AtomicQueueB, 7,i:   7,812,016 msg/sec
                    AtomicQueueB, 8,s:   6,222,492 msg/sec
                    AtomicQueueB, 8,i:   7,034,459 msg/sec
             OptimistAtomicQueue, 1,s: 786,335,996 msg/sec
             OptimistAtomicQueue, 1,i: 518,011,385 msg/sec
             OptimistAtomicQueue, 2,s:  32,114,788 msg/sec
             OptimistAtomicQueue, 2,i:  32,185,702 msg/sec
             OptimistAtomicQueue, 3,s:  36,616,040 msg/sec
             OptimistAtomicQueue, 3,i:  37,324,951 msg/sec
             OptimistAtomicQueue, 4,s:  39,297,249 msg/sec
             OptimistAtomicQueue, 4,i:  39,443,447 msg/sec
             OptimistAtomicQueue, 5,s:  42,344,731 msg/sec
             OptimistAtomicQueue, 5,i:  46,261,340 msg/sec
             OptimistAtomicQueue, 6,s:  42,597,105 msg/sec
             OptimistAtomicQueue, 6,i:  50,271,650 msg/sec
             OptimistAtomicQueue, 7,s:  44,152,807 msg/sec
             OptimistAtomicQueue, 7,i:  53,084,166 msg/sec
             OptimistAtomicQueue, 8,s:  46,481,383 msg/sec
             OptimistAtomicQueue, 8,i:  49,296,362 msg/sec
            OptimistAtomicQueueB, 1,s:  77,791,299 msg/sec
            OptimistAtomicQueueB, 1,i:  76,351,075 msg/sec
            OptimistAtomicQueueB, 2,s:  32,181,616 msg/sec
            OptimistAtomicQueueB, 2,i:  32,385,796 msg/sec
            OptimistAtomicQueueB, 3,s:  36,271,751 msg/sec
            OptimistAtomicQueueB, 3,i:  36,989,487 msg/sec
            OptimistAtomicQueueB, 4,s:  38,706,944 msg/sec
            OptimistAtomicQueueB, 4,i:  38,603,073 msg/sec
            OptimistAtomicQueueB, 5,s:  41,066,910 msg/sec
            OptimistAtomicQueueB, 5,i:  45,401,554 msg/sec
            OptimistAtomicQueueB, 6,s:  40,857,782 msg/sec
            OptimistAtomicQueueB, 6,i:  49,181,008 msg/sec
            OptimistAtomicQueueB, 7,s:  41,640,017 msg/sec
            OptimistAtomicQueueB, 7,i:  51,478,201 msg/sec
            OptimistAtomicQueueB, 8,s:  44,291,992 msg/sec
            OptimistAtomicQueueB, 8,i:  48,044,293 msg/sec
                    AtomicQueue2, 1,s:  22,888,971 msg/sec
                    AtomicQueue2, 1,i:  22,946,628 msg/sec
                    AtomicQueue2, 2,s:  11,848,315 msg/sec
                    AtomicQueue2, 2,i:  11,379,252 msg/sec
                    AtomicQueue2, 3,s:   9,438,555 msg/sec
                    AtomicQueue2, 3,i:   9,323,167 msg/sec
                    AtomicQueue2, 4,s:   8,125,806 msg/sec
                    AtomicQueue2, 4,i:   8,071,936 msg/sec
                    AtomicQueue2, 5,s:   7,946,403 msg/sec
                    AtomicQueue2, 5,i:   8,006,665 msg/sec
                    AtomicQueue2, 6,s:   7,727,603 msg/sec
                    AtomicQueue2, 6,i:   7,515,833 msg/sec
                    AtomicQueue2, 7,s:   7,129,689 msg/sec
                    AtomicQueue2, 7,i:   7,889,211 msg/sec
                    AtomicQueue2, 8,s:   6,371,672 msg/sec
                    AtomicQueue2, 8,i:   7,409,175 msg/sec
                   AtomicQueueB2, 1,s:  35,985,711 msg/sec
                   AtomicQueueB2, 1,i:  32,654,222 msg/sec
                   AtomicQueueB2, 2,s:  11,403,913 msg/sec
                   AtomicQueueB2, 2,i:  11,101,216 msg/sec
                   AtomicQueueB2, 3,s:   9,630,672 msg/sec
                   AtomicQueueB2, 3,i:   9,559,338 msg/sec
                   AtomicQueueB2, 4,s:   7,916,650 msg/sec
                   AtomicQueueB2, 4,i:   7,804,038 msg/sec
                   AtomicQueueB2, 5,s:   7,606,277 msg/sec
                   AtomicQueueB2, 5,i:   7,721,105 msg/sec
                   AtomicQueueB2, 6,s:   7,322,672 msg/sec
                   AtomicQueueB2, 6,i:   7,457,041 msg/sec
                   AtomicQueueB2, 7,s:   6,939,429 msg/sec
                   AtomicQueueB2, 7,i:   7,735,266 msg/sec
                   AtomicQueueB2, 8,s:   6,313,929 msg/sec
                   AtomicQueueB2, 8,i:   7,106,588 msg/sec
            OptimistAtomicQueue2, 1,s: 548,707,081 msg/sec
            OptimistAtomicQueue2, 1,i:  31,565,470 msg/sec
            OptimistAtomicQueue2, 2,s:  25,739,267 msg/sec
            OptimistAtomicQueue2, 2,i:  28,012,714 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,157 msg/sec
            OptimistAtomicQueue2, 3,i:  29,942,898 msg/sec
            OptimistAtomicQueue2, 4,s:  33,268,333 msg/sec
            OptimistAtomicQueue2, 4,i:  33,115,633 msg/sec
            OptimistAtomicQueue2, 5,s:  36,930,443 msg/sec
            OptimistAtomicQueue2, 5,i:  40,099,777 msg/sec
            OptimistAtomicQueue2, 6,s:  40,186,643 msg/sec
            OptimistAtomicQueue2, 6,i:  49,328,974 msg/sec
            OptimistAtomicQueue2, 7,s:  42,793,081 msg/sec
            OptimistAtomicQueue2, 7,i:  51,342,355 msg/sec
            OptimistAtomicQueue2, 8,s:  43,815,861 msg/sec
            OptimistAtomicQueue2, 8,i:  48,285,726 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,348,615 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,884,120 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,312,681 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,437,047 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,787,602 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,680,968 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,532,703 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,531,946 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,623,232 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,303,482 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,326,286 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,308,328 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,856,843 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,427,384 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,265,541 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,788,615 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000152 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000222 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000260 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000281 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[308] 74m:52s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,630,151 msg/sec
     boost::lockfree::spsc_queue, 1,i:  73,084,001 msg/sec
          boost::lockfree::queue, 1,s:   7,656,304 msg/sec
          boost::lockfree::queue, 1,i:   6,895,002 msg/sec
          boost::lockfree::queue, 2,s:   7,461,496 msg/sec
          boost::lockfree::queue, 2,i:   7,502,200 msg/sec
          boost::lockfree::queue, 3,s:   7,403,360 msg/sec
          boost::lockfree::queue, 3,i:   7,504,629 msg/sec
          boost::lockfree::queue, 4,s:   6,408,563 msg/sec
          boost::lockfree::queue, 4,i:   6,845,993 msg/sec
          boost::lockfree::queue, 5,s:   6,423,943 msg/sec
          boost::lockfree::queue, 5,i:   6,512,972 msg/sec
          boost::lockfree::queue, 6,s:   5,966,413 msg/sec
          boost::lockfree::queue, 6,i:   6,111,618 msg/sec
          boost::lockfree::queue, 7,s:   6,023,934 msg/sec
          boost::lockfree::queue, 7,i:   6,039,060 msg/sec
          boost::lockfree::queue, 8,s:   5,472,054 msg/sec
          boost::lockfree::queue, 8,i:   5,618,792 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  63,100,709 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  51,068,435 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,452,069 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,877,688 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,776,347 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,728,587 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,488,066 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,718,647 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,206,192 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,867,443 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,412,355 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,910,809 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,588,258 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,529,749 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,272,123 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,346,934 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,292,720 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,850,838 msg/sec
                pthread_spinlock, 1,s:  28,896,335 msg/sec
                pthread_spinlock, 1,i:  25,305,821 msg/sec
                pthread_spinlock, 2,s:  15,585,295 msg/sec
                pthread_spinlock, 2,i:  17,105,222 msg/sec
                pthread_spinlock, 3,s:   8,360,242 msg/sec
                pthread_spinlock, 3,i:  12,039,885 msg/sec
                pthread_spinlock, 4,s:   6,588,518 msg/sec
                pthread_spinlock, 4,i:   9,248,406 msg/sec
                pthread_spinlock, 5,s:   8,782,160 msg/sec
                pthread_spinlock, 5,i:   9,415,402 msg/sec
                pthread_spinlock, 6,s:   8,360,188 msg/sec
                pthread_spinlock, 6,i:   8,510,537 msg/sec
                pthread_spinlock, 7,s:   7,590,507 msg/sec
                pthread_spinlock, 7,i:   7,893,108 msg/sec
                pthread_spinlock, 8,s:   6,744,770 msg/sec
                pthread_spinlock, 8,i:   6,951,119 msg/sec
                      std::mutex, 1,s:   7,021,810 msg/sec
                      std::mutex, 1,i:   6,704,313 msg/sec
                      std::mutex, 2,s:   5,617,408 msg/sec
                      std::mutex, 2,i:   6,532,893 msg/sec
                      std::mutex, 3,s:   6,157,586 msg/sec
                      std::mutex, 3,i:   6,120,319 msg/sec
                      std::mutex, 4,s:   6,257,590 msg/sec
                      std::mutex, 4,i:   6,229,355 msg/sec
                      std::mutex, 5,s:   6,018,103 msg/sec
                      std::mutex, 5,i:   6,112,414 msg/sec
                      std::mutex, 6,s:   5,883,233 msg/sec
                      std::mutex, 6,i:   5,937,277 msg/sec
                      std::mutex, 7,s:   5,738,411 msg/sec
                      std::mutex, 7,i:   5,818,337 msg/sec
                      std::mutex, 8,s:   5,669,010 msg/sec
                      std::mutex, 8,i:   5,705,827 msg/sec
                 tbb::spin_mutex, 1,s:  37,875,117 msg/sec
                 tbb::spin_mutex, 1,i:  32,902,988 msg/sec
                 tbb::spin_mutex, 2,s:  21,205,646 msg/sec
                 tbb::spin_mutex, 2,i:  18,372,848 msg/sec
                 tbb::spin_mutex, 3,s:   8,197,999 msg/sec
                 tbb::spin_mutex, 3,i:  10,985,752 msg/sec
                 tbb::spin_mutex, 4,s:   3,200,585 msg/sec
                 tbb::spin_mutex, 4,i:   6,375,806 msg/sec
                 tbb::spin_mutex, 5,s:   5,489,228 msg/sec
                 tbb::spin_mutex, 5,i:   5,819,958 msg/sec
                 tbb::spin_mutex, 6,s:   5,312,526 msg/sec
                 tbb::spin_mutex, 6,i:   4,396,275 msg/sec
                 tbb::spin_mutex, 7,s:   4,824,623 msg/sec
                 tbb::spin_mutex, 7,i:   4,306,985 msg/sec
                 tbb::spin_mutex, 8,s:   4,247,386 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,511 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,537,285 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,488,571 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,725,825 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,011,133 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,421,852 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,815,536 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,130,900 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,386,686 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,817,078 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,755,482 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,911,592 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,864,851 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,664,723 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,112,672 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,649,109 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,311,513 msg/sec
     xenium::michael_scott_queue, 1,s:  10,107,269 msg/sec
     xenium::michael_scott_queue, 1,i:  10,059,845 msg/sec
     xenium::michael_scott_queue, 2,s:   8,495,350 msg/sec
     xenium::michael_scott_queue, 2,i:   8,583,309 msg/sec
     xenium::michael_scott_queue, 3,s:   7,340,420 msg/sec
     xenium::michael_scott_queue, 3,i:   7,593,108 msg/sec
     xenium::michael_scott_queue, 4,s:   6,315,425 msg/sec
     xenium::michael_scott_queue, 4,i:   6,312,491 msg/sec
     xenium::michael_scott_queue, 5,s:   6,286,166 msg/sec
     xenium::michael_scott_queue, 5,i:   6,643,460 msg/sec
     xenium::michael_scott_queue, 6,s:   6,548,728 msg/sec
     xenium::michael_scott_queue, 6,i:   6,942,013 msg/sec
     xenium::michael_scott_queue, 7,s:   6,278,140 msg/sec
     xenium::michael_scott_queue, 7,i:   6,473,917 msg/sec
     xenium::michael_scott_queue, 8,s:   5,978,713 msg/sec
     xenium::michael_scott_queue, 8,i:   6,150,062 msg/sec
         xenium::ramalhete_queue, 1,s:  32,557,950 msg/sec
         xenium::ramalhete_queue, 1,i:  32,442,453 msg/sec
         xenium::ramalhete_queue, 2,s:  23,590,745 msg/sec
         xenium::ramalhete_queue, 2,i:  23,467,622 msg/sec
         xenium::ramalhete_queue, 3,s:  29,121,185 msg/sec
         xenium::ramalhete_queue, 3,i:  28,610,275 msg/sec
         xenium::ramalhete_queue, 4,s:  33,790,487 msg/sec
         xenium::ramalhete_queue, 4,i:  33,463,595 msg/sec
         xenium::ramalhete_queue, 5,s:  32,146,089 msg/sec
         xenium::ramalhete_queue, 5,i:  36,040,966 msg/sec
         xenium::ramalhete_queue, 6,s:  34,035,507 msg/sec
         xenium::ramalhete_queue, 6,i:  38,801,445 msg/sec
         xenium::ramalhete_queue, 7,s:  35,082,207 msg/sec
         xenium::ramalhete_queue, 7,i:  40,973,269 msg/sec
         xenium::ramalhete_queue, 8,s:  35,567,943 msg/sec
         xenium::ramalhete_queue, 8,i:  44,117,764 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,024,525 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  95,822,647 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,571,177 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,972,745 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,644,927 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,868,474 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,612,453 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,271,767 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,964,623 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,322,546 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,957,837 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,441,313 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,083,652 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,353,389 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,392,922 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,277,446 msg/sec
                     AtomicQueue, 1,s:  60,300,813 msg/sec
                     AtomicQueue, 1,i:  55,753,282 msg/sec
                     AtomicQueue, 2,s:  12,178,559 msg/sec
                     AtomicQueue, 2,i:  11,708,163 msg/sec
                     AtomicQueue, 3,s:  10,737,925 msg/sec
                     AtomicQueue, 3,i:  10,007,704 msg/sec
                     AtomicQueue, 4,s:   8,168,344 msg/sec
                     AtomicQueue, 4,i:   8,163,816 msg/sec
                     AtomicQueue, 5,s:   8,031,321 msg/sec
                     AtomicQueue, 5,i:   8,080,769 msg/sec
                     AtomicQueue, 6,s:   7,876,767 msg/sec
                     AtomicQueue, 6,i:   7,623,353 msg/sec
                     AtomicQueue, 7,s:   7,119,847 msg/sec
                     AtomicQueue, 7,i:   7,970,336 msg/sec
                     AtomicQueue, 8,s:   6,353,069 msg/sec
                     AtomicQueue, 8,i:   7,459,946 msg/sec
                    AtomicQueueB, 1,s:  43,999,222 msg/sec
                    AtomicQueueB, 1,i:  42,989,447 msg/sec
                    AtomicQueueB, 2,s:  11,776,449 msg/sec
                    AtomicQueueB, 2,i:  11,502,005 msg/sec
                    AtomicQueueB, 3,s:  10,927,736 msg/sec
                    AtomicQueueB, 3,i:  10,323,824 msg/sec
                    AtomicQueueB, 4,s:   8,045,242 msg/sec
                    AtomicQueueB, 4,i:   8,035,931 msg/sec
                    AtomicQueueB, 5,s:   7,680,334 msg/sec
                    AtomicQueueB, 5,i:   7,735,282 msg/sec
                    AtomicQueueB, 6,s:   7,173,692 msg/sec
                    AtomicQueueB, 6,i:   7,599,814 msg/sec
                    AtomicQueueB, 7,s:   6,823,013 msg/sec
                    AtomicQueueB, 7,i:   7,747,678 msg/sec
                    AtomicQueueB, 8,s:   6,263,403 msg/sec
                    AtomicQueueB, 8,i:   7,155,975 msg/sec
             OptimistAtomicQueue, 1,s: 706,509,317 msg/sec
             OptimistAtomicQueue, 1,i: 527,576,836 msg/sec
             OptimistAtomicQueue, 2,s:  32,617,648 msg/sec
             OptimistAtomicQueue, 2,i:  32,624,773 msg/sec
             OptimistAtomicQueue, 3,s:  36,654,872 msg/sec
             OptimistAtomicQueue, 3,i:  37,420,795 msg/sec
             OptimistAtomicQueue, 4,s:  39,274,389 msg/sec
             OptimistAtomicQueue, 4,i:  39,397,899 msg/sec
             OptimistAtomicQueue, 5,s:  41,758,227 msg/sec
             OptimistAtomicQueue, 5,i:  48,347,316 msg/sec
             OptimistAtomicQueue, 6,s:  42,743,926 msg/sec
             OptimistAtomicQueue, 6,i:  50,281,777 msg/sec
             OptimistAtomicQueue, 7,s:  43,953,680 msg/sec
             OptimistAtomicQueue, 7,i:  52,983,166 msg/sec
             OptimistAtomicQueue, 8,s:  46,348,356 msg/sec
             OptimistAtomicQueue, 8,i:  49,439,189 msg/sec
            OptimistAtomicQueueB, 1,s: 170,240,228 msg/sec
            OptimistAtomicQueueB, 1,i:  77,690,556 msg/sec
            OptimistAtomicQueueB, 2,s:  32,177,021 msg/sec
            OptimistAtomicQueueB, 2,i:  32,142,396 msg/sec
            OptimistAtomicQueueB, 3,s:  36,140,252 msg/sec
            OptimistAtomicQueueB, 3,i:  36,895,531 msg/sec
            OptimistAtomicQueueB, 4,s:  38,664,603 msg/sec
            OptimistAtomicQueueB, 4,i:  38,416,688 msg/sec
            OptimistAtomicQueueB, 5,s:  40,471,239 msg/sec
            OptimistAtomicQueueB, 5,i:  45,322,840 msg/sec
            OptimistAtomicQueueB, 6,s:  40,807,042 msg/sec
            OptimistAtomicQueueB, 6,i:  49,019,874 msg/sec
            OptimistAtomicQueueB, 7,s:  42,164,370 msg/sec
            OptimistAtomicQueueB, 7,i:  50,750,196 msg/sec
            OptimistAtomicQueueB, 8,s:  44,130,492 msg/sec
            OptimistAtomicQueueB, 8,i:  47,892,816 msg/sec
                    AtomicQueue2, 1,s:  22,885,279 msg/sec
                    AtomicQueue2, 1,i:  22,869,552 msg/sec
                    AtomicQueue2, 2,s:  11,704,469 msg/sec
                    AtomicQueue2, 2,i:  11,468,385 msg/sec
                    AtomicQueue2, 3,s:   9,469,677 msg/sec
                    AtomicQueue2, 3,i:   9,365,258 msg/sec
                    AtomicQueue2, 4,s:   8,019,674 msg/sec
                    AtomicQueue2, 4,i:   8,008,416 msg/sec
                    AtomicQueue2, 5,s:   7,910,528 msg/sec
                    AtomicQueue2, 5,i:   8,065,728 msg/sec
                    AtomicQueue2, 6,s:   7,765,477 msg/sec
                    AtomicQueue2, 6,i:   7,503,192 msg/sec
                    AtomicQueue2, 7,s:   7,112,768 msg/sec
                    AtomicQueue2, 7,i:   7,930,746 msg/sec
                    AtomicQueue2, 8,s:   6,384,195 msg/sec
                    AtomicQueue2, 8,i:   7,382,577 msg/sec
                   AtomicQueueB2, 1,s:  36,214,291 msg/sec
                   AtomicQueueB2, 1,i:  32,656,418 msg/sec
                   AtomicQueueB2, 2,s:  11,472,392 msg/sec
                   AtomicQueueB2, 2,i:  11,117,346 msg/sec
                   AtomicQueueB2, 3,s:   9,726,960 msg/sec
                   AtomicQueueB2, 3,i:   9,492,937 msg/sec
                   AtomicQueueB2, 4,s:   7,973,712 msg/sec
                   AtomicQueueB2, 4,i:   7,875,700 msg/sec
                   AtomicQueueB2, 5,s:   7,483,812 msg/sec
                   AtomicQueueB2, 5,i:   7,702,998 msg/sec
                   AtomicQueueB2, 6,s:   7,213,023 msg/sec
                   AtomicQueueB2, 6,i:   7,447,764 msg/sec
                   AtomicQueueB2, 7,s:   6,867,012 msg/sec
                   AtomicQueueB2, 7,i:   7,680,929 msg/sec
                   AtomicQueueB2, 8,s:   6,314,976 msg/sec
                   AtomicQueueB2, 8,i:   7,166,413 msg/sec
            OptimistAtomicQueue2, 1,s:  32,348,662 msg/sec
            OptimistAtomicQueue2, 1,i:  29,528,765 msg/sec
            OptimistAtomicQueue2, 2,s:  23,914,985 msg/sec
            OptimistAtomicQueue2, 2,i:  24,897,898 msg/sec
            OptimistAtomicQueue2, 3,s:  30,315,232 msg/sec
            OptimistAtomicQueue2, 3,i:  29,952,719 msg/sec
            OptimistAtomicQueue2, 4,s:  33,263,845 msg/sec
            OptimistAtomicQueue2, 4,i:  33,260,643 msg/sec
            OptimistAtomicQueue2, 5,s:  37,250,243 msg/sec
            OptimistAtomicQueue2, 5,i:  40,184,006 msg/sec
            OptimistAtomicQueue2, 6,s:  40,027,316 msg/sec
            OptimistAtomicQueue2, 6,i:  49,114,741 msg/sec
            OptimistAtomicQueue2, 7,s:  43,129,688 msg/sec
            OptimistAtomicQueue2, 7,i:  48,004,325 msg/sec
            OptimistAtomicQueue2, 8,s:  43,957,962 msg/sec
            OptimistAtomicQueue2, 8,i:  48,066,904 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,019,714 msg/sec
           OptimistAtomicQueueB2, 1,i:  65,041,604 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,712,482 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,209,711 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,700,836 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,030,364 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,129,999 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,531,198 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,542,321 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,331,696 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,558,726 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,465,588 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,778,185 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,632,941 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,339,369 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,114,379 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000327 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000163 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000245 sec/round-trip
                      std::mutex: 0.000000513 sec/round-trip
                 tbb::spin_mutex: 0.000000309 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000294 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[309] 73m:33s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,906,179 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,090,982 msg/sec
          boost::lockfree::queue, 1,s:   7,888,476 msg/sec
          boost::lockfree::queue, 1,i:   7,843,538 msg/sec
          boost::lockfree::queue, 2,s:   7,487,950 msg/sec
          boost::lockfree::queue, 2,i:   7,545,767 msg/sec
          boost::lockfree::queue, 3,s:   7,355,422 msg/sec
          boost::lockfree::queue, 3,i:   7,583,751 msg/sec
          boost::lockfree::queue, 4,s:   6,421,644 msg/sec
          boost::lockfree::queue, 4,i:   6,754,313 msg/sec
          boost::lockfree::queue, 5,s:   6,401,796 msg/sec
          boost::lockfree::queue, 5,i:   6,447,571 msg/sec
          boost::lockfree::queue, 6,s:   5,993,130 msg/sec
          boost::lockfree::queue, 6,i:   6,116,378 msg/sec
          boost::lockfree::queue, 7,s:   5,949,826 msg/sec
          boost::lockfree::queue, 7,i:   6,009,444 msg/sec
          boost::lockfree::queue, 8,s:   5,436,476 msg/sec
          boost::lockfree::queue, 8,i:   5,618,881 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 418,530,741 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 454,978,666 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,516,900 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,881,442 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,494,835 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,389,574 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,921,177 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,455,762 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,198,335 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,077,686 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,164,210 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,813,362 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,463,047 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,658,162 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,018,213 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,105,315 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,324,657 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,457,883 msg/sec
                pthread_spinlock, 1,s:  28,878,184 msg/sec
                pthread_spinlock, 1,i:  25,321,687 msg/sec
                pthread_spinlock, 2,s:  16,041,196 msg/sec
                pthread_spinlock, 2,i:  16,994,388 msg/sec
                pthread_spinlock, 3,s:   8,371,559 msg/sec
                pthread_spinlock, 3,i:  12,015,968 msg/sec
                pthread_spinlock, 4,s:   6,526,733 msg/sec
                pthread_spinlock, 4,i:   8,942,402 msg/sec
                pthread_spinlock, 5,s:   8,465,229 msg/sec
                pthread_spinlock, 5,i:   9,503,172 msg/sec
                pthread_spinlock, 6,s:   8,513,726 msg/sec
                pthread_spinlock, 6,i:   8,295,199 msg/sec
                pthread_spinlock, 7,s:   7,517,362 msg/sec
                pthread_spinlock, 7,i:   7,938,995 msg/sec
                pthread_spinlock, 8,s:   6,906,387 msg/sec
                pthread_spinlock, 8,i:   7,358,407 msg/sec
                      std::mutex, 1,s:   9,149,990 msg/sec
                      std::mutex, 1,i:   8,951,565 msg/sec
                      std::mutex, 2,s:   5,386,546 msg/sec
                      std::mutex, 2,i:   6,536,006 msg/sec
                      std::mutex, 3,s:   5,462,210 msg/sec
                      std::mutex, 3,i:   6,900,299 msg/sec
                      std::mutex, 4,s:   6,942,307 msg/sec
                      std::mutex, 4,i:   7,100,935 msg/sec
                      std::mutex, 5,s:   6,617,334 msg/sec
                      std::mutex, 5,i:   6,464,616 msg/sec
                      std::mutex, 6,s:   6,546,089 msg/sec
                      std::mutex, 6,i:   6,504,410 msg/sec
                      std::mutex, 7,s:   6,319,113 msg/sec
                      std::mutex, 7,i:   6,304,918 msg/sec
                      std::mutex, 8,s:   6,106,815 msg/sec
                      std::mutex, 8,i:   6,155,144 msg/sec
                 tbb::spin_mutex, 1,s:  37,688,366 msg/sec
                 tbb::spin_mutex, 1,i:  37,894,724 msg/sec
                 tbb::spin_mutex, 2,s:  21,186,805 msg/sec
                 tbb::spin_mutex, 2,i:  18,374,569 msg/sec
                 tbb::spin_mutex, 3,s:   8,895,903 msg/sec
                 tbb::spin_mutex, 3,i:  10,558,883 msg/sec
                 tbb::spin_mutex, 4,s:   3,230,140 msg/sec
                 tbb::spin_mutex, 4,i:   6,385,790 msg/sec
                 tbb::spin_mutex, 5,s:   5,616,371 msg/sec
                 tbb::spin_mutex, 5,i:   5,744,154 msg/sec
                 tbb::spin_mutex, 6,s:   5,306,365 msg/sec
                 tbb::spin_mutex, 6,i:   4,351,987 msg/sec
                 tbb::spin_mutex, 7,s:   4,850,486 msg/sec
                 tbb::spin_mutex, 7,i:   4,346,997 msg/sec
                 tbb::spin_mutex, 8,s:   3,829,627 msg/sec
                 tbb::spin_mutex, 8,i:   4,191,208 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,092,472 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,165,303 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  15,095,662 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,015,936 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,100,703 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,887,041 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,413,494 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,319,762 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,752,327 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,880,040 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,035,909 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,920,341 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,989,397 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,008,781 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,962,075 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,085,490 msg/sec
     xenium::michael_scott_queue, 1,s:  10,146,400 msg/sec
     xenium::michael_scott_queue, 1,i:   9,900,700 msg/sec
     xenium::michael_scott_queue, 2,s:   8,417,537 msg/sec
     xenium::michael_scott_queue, 2,i:   8,604,845 msg/sec
     xenium::michael_scott_queue, 3,s:   7,293,354 msg/sec
     xenium::michael_scott_queue, 3,i:   7,517,319 msg/sec
     xenium::michael_scott_queue, 4,s:   6,336,647 msg/sec
     xenium::michael_scott_queue, 4,i:   6,392,646 msg/sec
     xenium::michael_scott_queue, 5,s:   6,311,675 msg/sec
     xenium::michael_scott_queue, 5,i:   6,691,735 msg/sec
     xenium::michael_scott_queue, 6,s:   6,486,374 msg/sec
     xenium::michael_scott_queue, 6,i:   6,962,054 msg/sec
     xenium::michael_scott_queue, 7,s:   6,314,837 msg/sec
     xenium::michael_scott_queue, 7,i:   6,449,502 msg/sec
     xenium::michael_scott_queue, 8,s:   6,051,966 msg/sec
     xenium::michael_scott_queue, 8,i:   6,234,036 msg/sec
         xenium::ramalhete_queue, 1,s:  31,830,110 msg/sec
         xenium::ramalhete_queue, 1,i:  31,720,831 msg/sec
         xenium::ramalhete_queue, 2,s:  23,565,496 msg/sec
         xenium::ramalhete_queue, 2,i:  23,336,975 msg/sec
         xenium::ramalhete_queue, 3,s:  29,154,393 msg/sec
         xenium::ramalhete_queue, 3,i:  28,474,354 msg/sec
         xenium::ramalhete_queue, 4,s:  33,699,491 msg/sec
         xenium::ramalhete_queue, 4,i:  33,415,009 msg/sec
         xenium::ramalhete_queue, 5,s:  32,139,311 msg/sec
         xenium::ramalhete_queue, 5,i:  36,129,542 msg/sec
         xenium::ramalhete_queue, 6,s:  34,066,776 msg/sec
         xenium::ramalhete_queue, 6,i:  39,207,202 msg/sec
         xenium::ramalhete_queue, 7,s:  35,284,771 msg/sec
         xenium::ramalhete_queue, 7,i:  41,428,942 msg/sec
         xenium::ramalhete_queue, 8,s:  35,666,520 msg/sec
         xenium::ramalhete_queue, 8,i:  43,874,875 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,608,317 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,151,561 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  17,390,825 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,831,552 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,532,547 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,807,843 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,593,831 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,362,689 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,147,643 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,343,647 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,851,186 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,263,529 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,323,229 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,314,559 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,411,840 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,324,761 msg/sec
                     AtomicQueue, 1,s:  59,588,641 msg/sec
                     AtomicQueue, 1,i:  56,582,524 msg/sec
                     AtomicQueue, 2,s:  12,224,044 msg/sec
                     AtomicQueue, 2,i:  11,734,519 msg/sec
                     AtomicQueue, 3,s:  10,767,995 msg/sec
                     AtomicQueue, 3,i:   9,901,615 msg/sec
                     AtomicQueue, 4,s:   8,186,784 msg/sec
                     AtomicQueue, 4,i:   8,184,808 msg/sec
                     AtomicQueue, 5,s:   8,037,403 msg/sec
                     AtomicQueue, 5,i:   8,086,559 msg/sec
                     AtomicQueue, 6,s:   7,889,133 msg/sec
                     AtomicQueue, 6,i:   7,598,991 msg/sec
                     AtomicQueue, 7,s:   7,165,719 msg/sec
                     AtomicQueue, 7,i:   7,987,140 msg/sec
                     AtomicQueue, 8,s:   6,340,315 msg/sec
                     AtomicQueue, 8,i:   7,447,143 msg/sec
                    AtomicQueueB, 1,s:  49,181,861 msg/sec
                    AtomicQueueB, 1,i:  43,852,406 msg/sec
                    AtomicQueueB, 2,s:  11,759,464 msg/sec
                    AtomicQueueB, 2,i:  11,503,855 msg/sec
                    AtomicQueueB, 3,s:  10,926,157 msg/sec
                    AtomicQueueB, 3,i:  10,131,254 msg/sec
                    AtomicQueueB, 4,s:   8,022,374 msg/sec
                    AtomicQueueB, 4,i:   8,119,651 msg/sec
                    AtomicQueueB, 5,s:   7,648,524 msg/sec
                    AtomicQueueB, 5,i:   7,826,383 msg/sec
                    AtomicQueueB, 6,s:   7,346,487 msg/sec
                    AtomicQueueB, 6,i:   7,526,154 msg/sec
                    AtomicQueueB, 7,s:   6,856,598 msg/sec
                    AtomicQueueB, 7,i:   7,728,398 msg/sec
                    AtomicQueueB, 8,s:   6,198,483 msg/sec
                    AtomicQueueB, 8,i:   7,137,627 msg/sec
             OptimistAtomicQueue, 1,s: 709,504,163 msg/sec
             OptimistAtomicQueue, 1,i: 528,183,753 msg/sec
             OptimistAtomicQueue, 2,s:  32,633,674 msg/sec
             OptimistAtomicQueue, 2,i:  32,699,432 msg/sec
             OptimistAtomicQueue, 3,s:  36,665,533 msg/sec
             OptimistAtomicQueue, 3,i:  37,387,929 msg/sec
             OptimistAtomicQueue, 4,s:  39,266,022 msg/sec
             OptimistAtomicQueue, 4,i:  39,410,904 msg/sec
             OptimistAtomicQueue, 5,s:  41,725,638 msg/sec
             OptimistAtomicQueue, 5,i:  46,516,395 msg/sec
             OptimistAtomicQueue, 6,s:  42,206,429 msg/sec
             OptimistAtomicQueue, 6,i:  50,393,339 msg/sec
             OptimistAtomicQueue, 7,s:  45,374,175 msg/sec
             OptimistAtomicQueue, 7,i:  49,514,315 msg/sec
             OptimistAtomicQueue, 8,s:  46,399,850 msg/sec
             OptimistAtomicQueue, 8,i:  50,198,677 msg/sec
            OptimistAtomicQueueB, 1,s: 159,870,536 msg/sec
            OptimistAtomicQueueB, 1,i: 115,012,960 msg/sec
            OptimistAtomicQueueB, 2,s:  32,214,740 msg/sec
            OptimistAtomicQueueB, 2,i:  32,101,311 msg/sec
            OptimistAtomicQueueB, 3,s:  36,310,843 msg/sec
            OptimistAtomicQueueB, 3,i:  36,855,737 msg/sec
            OptimistAtomicQueueB, 4,s:  38,677,370 msg/sec
            OptimistAtomicQueueB, 4,i:  38,626,396 msg/sec
            OptimistAtomicQueueB, 5,s:  40,400,651 msg/sec
            OptimistAtomicQueueB, 5,i:  45,217,032 msg/sec
            OptimistAtomicQueueB, 6,s:  40,645,495 msg/sec
            OptimistAtomicQueueB, 6,i:  49,123,591 msg/sec
            OptimistAtomicQueueB, 7,s:  42,629,311 msg/sec
            OptimistAtomicQueueB, 7,i:  50,780,438 msg/sec
            OptimistAtomicQueueB, 8,s:  44,200,390 msg/sec
            OptimistAtomicQueueB, 8,i:  48,932,099 msg/sec
                    AtomicQueue2, 1,s:  22,887,424 msg/sec
                    AtomicQueue2, 1,i:  22,854,959 msg/sec
                    AtomicQueue2, 2,s:  11,799,347 msg/sec
                    AtomicQueue2, 2,i:  11,434,941 msg/sec
                    AtomicQueue2, 3,s:   9,739,788 msg/sec
                    AtomicQueue2, 3,i:   9,517,726 msg/sec
                    AtomicQueue2, 4,s:   8,055,852 msg/sec
                    AtomicQueue2, 4,i:   8,058,387 msg/sec
                    AtomicQueue2, 5,s:   7,908,596 msg/sec
                    AtomicQueue2, 5,i:   8,021,382 msg/sec
                    AtomicQueue2, 6,s:   7,665,104 msg/sec
                    AtomicQueue2, 6,i:   7,525,913 msg/sec
                    AtomicQueue2, 7,s:   7,116,346 msg/sec
                    AtomicQueue2, 7,i:   7,878,986 msg/sec
                    AtomicQueue2, 8,s:   6,387,756 msg/sec
                    AtomicQueue2, 8,i:   7,256,198 msg/sec
                   AtomicQueueB2, 1,s:  36,013,795 msg/sec
                   AtomicQueueB2, 1,i:  32,619,045 msg/sec
                   AtomicQueueB2, 2,s:  11,486,342 msg/sec
                   AtomicQueueB2, 2,i:  11,055,319 msg/sec
                   AtomicQueueB2, 3,s:   9,583,559 msg/sec
                   AtomicQueueB2, 3,i:   9,527,621 msg/sec
                   AtomicQueueB2, 4,s:   7,992,823 msg/sec
                   AtomicQueueB2, 4,i:   7,860,743 msg/sec
                   AtomicQueueB2, 5,s:   7,460,943 msg/sec
                   AtomicQueueB2, 5,i:   7,723,765 msg/sec
                   AtomicQueueB2, 6,s:   7,310,048 msg/sec
                   AtomicQueueB2, 6,i:   7,457,772 msg/sec
                   AtomicQueueB2, 7,s:   6,901,976 msg/sec
                   AtomicQueueB2, 7,i:   7,700,911 msg/sec
                   AtomicQueueB2, 8,s:   6,273,285 msg/sec
                   AtomicQueueB2, 8,i:   7,093,324 msg/sec
            OptimistAtomicQueue2, 1,s:  32,636,208 msg/sec
            OptimistAtomicQueue2, 1,i:  32,176,986 msg/sec
            OptimistAtomicQueue2, 2,s:  29,493,836 msg/sec
            OptimistAtomicQueue2, 2,i:  23,284,556 msg/sec
            OptimistAtomicQueue2, 3,s:  30,449,452 msg/sec
            OptimistAtomicQueue2, 3,i:  29,947,777 msg/sec
            OptimistAtomicQueue2, 4,s:  33,295,368 msg/sec
            OptimistAtomicQueue2, 4,i:  33,151,245 msg/sec
            OptimistAtomicQueue2, 5,s:  37,195,617 msg/sec
            OptimistAtomicQueue2, 5,i:  41,221,494 msg/sec
            OptimistAtomicQueue2, 6,s:  40,122,845 msg/sec
            OptimistAtomicQueue2, 6,i:  49,327,196 msg/sec
            OptimistAtomicQueue2, 7,s:  42,704,297 msg/sec
            OptimistAtomicQueue2, 7,i:  48,261,656 msg/sec
            OptimistAtomicQueue2, 8,s:  43,927,047 msg/sec
            OptimistAtomicQueue2, 8,i:  48,798,456 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,430,163 msg/sec
           OptimistAtomicQueueB2, 1,i:  62,498,102 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,827,960 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,704,123 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,952,076 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,906,217 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,422,331 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,653,859 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,725,070 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,231,628 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,463,797 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,145,730 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,884,230 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,553,974 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,294,532 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,262,511 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000156 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000245 sec/round-trip
                pthread_spinlock: 0.000000294 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000276 sec/round-trip
     xenium::michael_scott_queue: 0.000000377 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000208 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000175 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[310] 72m:15s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,677,596 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,490,654 msg/sec
          boost::lockfree::queue, 1,s:   6,795,554 msg/sec
          boost::lockfree::queue, 1,i:   6,860,223 msg/sec
          boost::lockfree::queue, 2,s:   7,691,318 msg/sec
          boost::lockfree::queue, 2,i:   7,605,409 msg/sec
          boost::lockfree::queue, 3,s:   7,428,839 msg/sec
          boost::lockfree::queue, 3,i:   7,538,389 msg/sec
          boost::lockfree::queue, 4,s:   6,422,779 msg/sec
          boost::lockfree::queue, 4,i:   6,708,407 msg/sec
          boost::lockfree::queue, 5,s:   6,406,522 msg/sec
          boost::lockfree::queue, 5,i:   6,468,627 msg/sec
          boost::lockfree::queue, 6,s:   6,025,566 msg/sec
          boost::lockfree::queue, 6,i:   6,076,967 msg/sec
          boost::lockfree::queue, 7,s:   5,813,732 msg/sec
          boost::lockfree::queue, 7,i:   6,050,170 msg/sec
          boost::lockfree::queue, 8,s:   5,473,609 msg/sec
          boost::lockfree::queue, 8,i:   5,576,383 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  74,151,438 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  59,079,644 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,967,630 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,186,989 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,697,253 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,635,030 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,184,361 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,631,232 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,220,997 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,306,653 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,333,920 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,786,515 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,545,816 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,334,971 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,992,139 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,104,499 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,080,402 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,863,320 msg/sec
                pthread_spinlock, 1,s:  28,952,622 msg/sec
                pthread_spinlock, 1,i:  25,348,432 msg/sec
                pthread_spinlock, 2,s:  16,331,347 msg/sec
                pthread_spinlock, 2,i:  18,137,601 msg/sec
                pthread_spinlock, 3,s:   8,401,994 msg/sec
                pthread_spinlock, 3,i:  12,041,876 msg/sec
                pthread_spinlock, 4,s:   6,483,464 msg/sec
                pthread_spinlock, 4,i:   8,912,011 msg/sec
                pthread_spinlock, 5,s:   8,642,116 msg/sec
                pthread_spinlock, 5,i:   9,120,563 msg/sec
                pthread_spinlock, 6,s:   8,258,272 msg/sec
                pthread_spinlock, 6,i:   8,543,731 msg/sec
                pthread_spinlock, 7,s:   7,525,322 msg/sec
                pthread_spinlock, 7,i:   7,770,771 msg/sec
                pthread_spinlock, 8,s:   6,599,793 msg/sec
                pthread_spinlock, 8,i:   7,498,859 msg/sec
                      std::mutex, 1,s:   7,315,459 msg/sec
                      std::mutex, 1,i:   7,704,265 msg/sec
                      std::mutex, 2,s:   5,902,496 msg/sec
                      std::mutex, 2,i:   6,031,899 msg/sec
                      std::mutex, 3,s:   6,091,362 msg/sec
                      std::mutex, 3,i:   6,048,688 msg/sec
                      std::mutex, 4,s:   6,211,709 msg/sec
                      std::mutex, 4,i:   6,168,222 msg/sec
                      std::mutex, 5,s:   5,967,781 msg/sec
                      std::mutex, 5,i:   6,069,215 msg/sec
                      std::mutex, 6,s:   5,839,801 msg/sec
                      std::mutex, 6,i:   5,897,329 msg/sec
                      std::mutex, 7,s:   5,778,936 msg/sec
                      std::mutex, 7,i:   5,791,978 msg/sec
                      std::mutex, 8,s:   5,624,829 msg/sec
                      std::mutex, 8,i:   5,670,635 msg/sec
                 tbb::spin_mutex, 1,s:  37,566,128 msg/sec
                 tbb::spin_mutex, 1,i:  37,831,078 msg/sec
                 tbb::spin_mutex, 2,s:  21,090,084 msg/sec
                 tbb::spin_mutex, 2,i:  18,883,629 msg/sec
                 tbb::spin_mutex, 3,s:   8,560,590 msg/sec
                 tbb::spin_mutex, 3,i:  11,178,718 msg/sec
                 tbb::spin_mutex, 4,s:   3,079,253 msg/sec
                 tbb::spin_mutex, 4,i:   6,418,923 msg/sec
                 tbb::spin_mutex, 5,s:   5,438,171 msg/sec
                 tbb::spin_mutex, 5,i:   5,779,851 msg/sec
                 tbb::spin_mutex, 6,s:   5,346,806 msg/sec
                 tbb::spin_mutex, 6,i:   4,387,293 msg/sec
                 tbb::spin_mutex, 7,s:   4,833,516 msg/sec
                 tbb::spin_mutex, 7,i:   4,273,228 msg/sec
                 tbb::spin_mutex, 8,s:   4,246,806 msg/sec
                 tbb::spin_mutex, 8,i:   4,133,262 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,099,679 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,623,820 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,810,100 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,019,861 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,278,710 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,301,301 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,028,270 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,199,281 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,464,060 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,362,385 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,637,517 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,749,143 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,603,445 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,095,257 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,734,514 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,923,516 msg/sec
     xenium::michael_scott_queue, 1,s:   9,303,163 msg/sec
     xenium::michael_scott_queue, 1,i:   9,088,749 msg/sec
     xenium::michael_scott_queue, 2,s:   8,481,140 msg/sec
     xenium::michael_scott_queue, 2,i:   8,502,283 msg/sec
     xenium::michael_scott_queue, 3,s:   7,113,724 msg/sec
     xenium::michael_scott_queue, 3,i:   7,605,076 msg/sec
     xenium::michael_scott_queue, 4,s:   6,363,771 msg/sec
     xenium::michael_scott_queue, 4,i:   6,346,612 msg/sec
     xenium::michael_scott_queue, 5,s:   6,275,058 msg/sec
     xenium::michael_scott_queue, 5,i:   6,639,046 msg/sec
     xenium::michael_scott_queue, 6,s:   6,475,559 msg/sec
     xenium::michael_scott_queue, 6,i:   6,690,008 msg/sec
     xenium::michael_scott_queue, 7,s:   6,255,399 msg/sec
     xenium::michael_scott_queue, 7,i:   6,517,000 msg/sec
     xenium::michael_scott_queue, 8,s:   5,983,224 msg/sec
     xenium::michael_scott_queue, 8,i:   6,172,611 msg/sec
         xenium::ramalhete_queue, 1,s:  32,124,960 msg/sec
         xenium::ramalhete_queue, 1,i:  32,440,643 msg/sec
         xenium::ramalhete_queue, 2,s:  24,525,261 msg/sec
         xenium::ramalhete_queue, 2,i:  23,300,553 msg/sec
         xenium::ramalhete_queue, 3,s:  29,224,341 msg/sec
         xenium::ramalhete_queue, 3,i:  28,705,321 msg/sec
         xenium::ramalhete_queue, 4,s:  33,893,761 msg/sec
         xenium::ramalhete_queue, 4,i:  33,492,676 msg/sec
         xenium::ramalhete_queue, 5,s:  32,181,778 msg/sec
         xenium::ramalhete_queue, 5,i:  36,041,240 msg/sec
         xenium::ramalhete_queue, 6,s:  34,161,159 msg/sec
         xenium::ramalhete_queue, 6,i:  38,856,454 msg/sec
         xenium::ramalhete_queue, 7,s:  35,311,554 msg/sec
         xenium::ramalhete_queue, 7,i:  41,309,021 msg/sec
         xenium::ramalhete_queue, 8,s:  35,608,942 msg/sec
         xenium::ramalhete_queue, 8,i:  44,088,583 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,155,099 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,774,242 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,735,027 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,804,423 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,491,858 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,896,172 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,544,295 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,128,150 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,996,970 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,396,850 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,108,951 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,503,779 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,182,137 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,083,044 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,391,148 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,320,674 msg/sec
                     AtomicQueue, 1,s:  59,074,256 msg/sec
                     AtomicQueue, 1,i:  57,419,512 msg/sec
                     AtomicQueue, 2,s:  12,268,862 msg/sec
                     AtomicQueue, 2,i:  11,715,065 msg/sec
                     AtomicQueue, 3,s:  10,830,004 msg/sec
                     AtomicQueue, 3,i:   9,947,777 msg/sec
                     AtomicQueue, 4,s:   8,161,478 msg/sec
                     AtomicQueue, 4,i:   8,208,571 msg/sec
                     AtomicQueue, 5,s:   8,039,931 msg/sec
                     AtomicQueue, 5,i:   8,070,215 msg/sec
                     AtomicQueue, 6,s:   7,944,012 msg/sec
                     AtomicQueue, 6,i:   7,610,960 msg/sec
                     AtomicQueue, 7,s:   7,064,728 msg/sec
                     AtomicQueue, 7,i:   7,970,631 msg/sec
                     AtomicQueue, 8,s:   6,362,569 msg/sec
                     AtomicQueue, 8,i:   7,445,173 msg/sec
                    AtomicQueueB, 1,s:  44,216,440 msg/sec
                    AtomicQueueB, 1,i:  43,512,773 msg/sec
                    AtomicQueueB, 2,s:  11,751,424 msg/sec
                    AtomicQueueB, 2,i:  11,451,062 msg/sec
                    AtomicQueueB, 3,s:  11,084,204 msg/sec
                    AtomicQueueB, 3,i:  10,283,860 msg/sec
                    AtomicQueueB, 4,s:   8,074,599 msg/sec
                    AtomicQueueB, 4,i:   8,081,875 msg/sec
                    AtomicQueueB, 5,s:   7,517,154 msg/sec
                    AtomicQueueB, 5,i:   7,839,022 msg/sec
                    AtomicQueueB, 6,s:   7,282,966 msg/sec
                    AtomicQueueB, 6,i:   7,609,816 msg/sec
                    AtomicQueueB, 7,s:   6,847,933 msg/sec
                    AtomicQueueB, 7,i:   7,747,056 msg/sec
                    AtomicQueueB, 8,s:   6,209,536 msg/sec
                    AtomicQueueB, 8,i:   7,159,217 msg/sec
             OptimistAtomicQueue, 1,s: 662,417,918 msg/sec
             OptimistAtomicQueue, 1,i: 533,358,507 msg/sec
             OptimistAtomicQueue, 2,s:  32,540,981 msg/sec
             OptimistAtomicQueue, 2,i:  32,332,802 msg/sec
             OptimistAtomicQueue, 3,s:  36,652,617 msg/sec
             OptimistAtomicQueue, 3,i:  37,355,058 msg/sec
             OptimistAtomicQueue, 4,s:  39,250,154 msg/sec
             OptimistAtomicQueue, 4,i:  39,370,678 msg/sec
             OptimistAtomicQueue, 5,s:  42,488,608 msg/sec
             OptimistAtomicQueue, 5,i:  46,332,825 msg/sec
             OptimistAtomicQueue, 6,s:  42,772,100 msg/sec
             OptimistAtomicQueue, 6,i:  50,484,464 msg/sec
             OptimistAtomicQueue, 7,s:  44,349,368 msg/sec
             OptimistAtomicQueue, 7,i:  53,077,460 msg/sec
             OptimistAtomicQueue, 8,s:  46,449,763 msg/sec
             OptimistAtomicQueue, 8,i:  48,802,912 msg/sec
            OptimistAtomicQueueB, 1,s:  77,628,935 msg/sec
            OptimistAtomicQueueB, 1,i: 126,386,802 msg/sec
            OptimistAtomicQueueB, 2,s:  32,119,853 msg/sec
            OptimistAtomicQueueB, 2,i:  32,233,720 msg/sec
            OptimistAtomicQueueB, 3,s:  36,302,677 msg/sec
            OptimistAtomicQueueB, 3,i:  36,938,234 msg/sec
            OptimistAtomicQueueB, 4,s:  38,658,069 msg/sec
            OptimistAtomicQueueB, 4,i:  38,905,937 msg/sec
            OptimistAtomicQueueB, 5,s:  40,369,264 msg/sec
            OptimistAtomicQueueB, 5,i:  45,426,307 msg/sec
            OptimistAtomicQueueB, 6,s:  40,517,760 msg/sec
            OptimistAtomicQueueB, 6,i:  48,582,818 msg/sec
            OptimistAtomicQueueB, 7,s:  42,870,330 msg/sec
            OptimistAtomicQueueB, 7,i:  50,745,798 msg/sec
            OptimistAtomicQueueB, 8,s:  44,207,960 msg/sec
            OptimistAtomicQueueB, 8,i:  47,926,735 msg/sec
                    AtomicQueue2, 1,s:  23,223,799 msg/sec
                    AtomicQueue2, 1,i:  23,126,899 msg/sec
                    AtomicQueue2, 2,s:  11,748,625 msg/sec
                    AtomicQueue2, 2,i:  11,306,738 msg/sec
                    AtomicQueue2, 3,s:   9,578,314 msg/sec
                    AtomicQueue2, 3,i:   9,418,903 msg/sec
                    AtomicQueue2, 4,s:   8,093,068 msg/sec
                    AtomicQueue2, 4,i:   8,056,213 msg/sec
                    AtomicQueue2, 5,s:   7,912,619 msg/sec
                    AtomicQueue2, 5,i:   7,999,860 msg/sec
                    AtomicQueue2, 6,s:   7,581,918 msg/sec
                    AtomicQueue2, 6,i:   7,525,567 msg/sec
                    AtomicQueue2, 7,s:   7,172,146 msg/sec
                    AtomicQueue2, 7,i:   7,896,493 msg/sec
                    AtomicQueue2, 8,s:   6,385,619 msg/sec
                    AtomicQueue2, 8,i:   7,249,543 msg/sec
                   AtomicQueueB2, 1,s:  36,028,222 msg/sec
                   AtomicQueueB2, 1,i:  32,587,627 msg/sec
                   AtomicQueueB2, 2,s:  11,488,546 msg/sec
                   AtomicQueueB2, 2,i:  11,200,234 msg/sec
                   AtomicQueueB2, 3,s:   9,733,815 msg/sec
                   AtomicQueueB2, 3,i:   9,522,802 msg/sec
                   AtomicQueueB2, 4,s:   7,852,068 msg/sec
                   AtomicQueueB2, 4,i:   7,800,417 msg/sec
                   AtomicQueueB2, 5,s:   7,341,197 msg/sec
                   AtomicQueueB2, 5,i:   7,726,386 msg/sec
                   AtomicQueueB2, 6,s:   7,246,445 msg/sec
                   AtomicQueueB2, 6,i:   7,441,490 msg/sec
                   AtomicQueueB2, 7,s:   6,810,510 msg/sec
                   AtomicQueueB2, 7,i:   7,695,775 msg/sec
                   AtomicQueueB2, 8,s:   6,263,163 msg/sec
                   AtomicQueueB2, 8,i:   7,106,028 msg/sec
            OptimistAtomicQueue2, 1,s: 454,386,264 msg/sec
            OptimistAtomicQueue2, 1,i:  29,559,540 msg/sec
            OptimistAtomicQueue2, 2,s:  24,276,854 msg/sec
            OptimistAtomicQueue2, 2,i:  24,021,618 msg/sec
            OptimistAtomicQueue2, 3,s:  30,469,374 msg/sec
            OptimistAtomicQueue2, 3,i:  29,974,203 msg/sec
            OptimistAtomicQueue2, 4,s:  33,232,010 msg/sec
            OptimistAtomicQueue2, 4,i:  33,774,719 msg/sec
            OptimistAtomicQueue2, 5,s:  37,822,272 msg/sec
            OptimistAtomicQueue2, 5,i:  40,048,884 msg/sec
            OptimistAtomicQueue2, 6,s:  40,168,303 msg/sec
            OptimistAtomicQueue2, 6,i:  49,248,030 msg/sec
            OptimistAtomicQueue2, 7,s:  42,589,860 msg/sec
            OptimistAtomicQueue2, 7,i:  51,427,513 msg/sec
            OptimistAtomicQueue2, 8,s:  43,835,727 msg/sec
            OptimistAtomicQueue2, 8,i:  48,998,163 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,116,559 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,897,706 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,247,412 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,936,213 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,048,088 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,064,242 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,103,504 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,791,970 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,344,811 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,197,865 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,694,890 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,250,401 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,073,290 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,401,783 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,470,095 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,169,836 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000158 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000255 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000265 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000260 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000147 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000170 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[311] 70m:56s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,516,732 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,118,422 msg/sec
          boost::lockfree::queue, 1,s:   6,898,146 msg/sec
          boost::lockfree::queue, 1,i:   6,961,751 msg/sec
          boost::lockfree::queue, 2,s:   7,612,658 msg/sec
          boost::lockfree::queue, 2,i:   7,525,825 msg/sec
          boost::lockfree::queue, 3,s:   7,374,294 msg/sec
          boost::lockfree::queue, 3,i:   7,547,905 msg/sec
          boost::lockfree::queue, 4,s:   6,417,562 msg/sec
          boost::lockfree::queue, 4,i:   6,803,109 msg/sec
          boost::lockfree::queue, 5,s:   6,391,000 msg/sec
          boost::lockfree::queue, 5,i:   6,532,390 msg/sec
          boost::lockfree::queue, 6,s:   5,981,718 msg/sec
          boost::lockfree::queue, 6,i:   6,148,031 msg/sec
          boost::lockfree::queue, 7,s:   5,983,280 msg/sec
          boost::lockfree::queue, 7,i:   6,109,961 msg/sec
          boost::lockfree::queue, 8,s:   5,374,300 msg/sec
          boost::lockfree::queue, 8,i:   5,583,317 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 402,886,196 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 414,710,614 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,934,420 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,682,233 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,270,121 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,525,158 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,948,572 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,009,909 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,200,903 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,024,133 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,491,367 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,270,581 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,485,391 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,272,842 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,075,269 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,185,698 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,343,908 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,228,292 msg/sec
                pthread_spinlock, 1,s:  29,033,949 msg/sec
                pthread_spinlock, 1,i:  25,548,028 msg/sec
                pthread_spinlock, 2,s:  15,655,748 msg/sec
                pthread_spinlock, 2,i:  17,126,269 msg/sec
                pthread_spinlock, 3,s:   8,278,926 msg/sec
                pthread_spinlock, 3,i:  12,168,322 msg/sec
                pthread_spinlock, 4,s:   6,530,462 msg/sec
                pthread_spinlock, 4,i:   9,126,390 msg/sec
                pthread_spinlock, 5,s:   8,663,104 msg/sec
                pthread_spinlock, 5,i:   9,241,087 msg/sec
                pthread_spinlock, 6,s:   8,275,417 msg/sec
                pthread_spinlock, 6,i:   8,598,255 msg/sec
                pthread_spinlock, 7,s:   7,731,035 msg/sec
                pthread_spinlock, 7,i:   7,639,131 msg/sec
                pthread_spinlock, 8,s:   6,802,627 msg/sec
                pthread_spinlock, 8,i:   7,267,622 msg/sec
                      std::mutex, 1,s:   7,400,328 msg/sec
                      std::mutex, 1,i:   7,646,295 msg/sec
                      std::mutex, 2,s:   5,819,934 msg/sec
                      std::mutex, 2,i:   6,031,103 msg/sec
                      std::mutex, 3,s:   6,042,947 msg/sec
                      std::mutex, 3,i:   5,462,433 msg/sec
                      std::mutex, 4,s:   6,229,714 msg/sec
                      std::mutex, 4,i:   6,181,772 msg/sec
                      std::mutex, 5,s:   6,027,091 msg/sec
                      std::mutex, 5,i:   6,002,853 msg/sec
                      std::mutex, 6,s:   5,882,212 msg/sec
                      std::mutex, 6,i:   5,970,624 msg/sec
                      std::mutex, 7,s:   5,791,314 msg/sec
                      std::mutex, 7,i:   5,780,303 msg/sec
                      std::mutex, 8,s:   5,682,870 msg/sec
                      std::mutex, 8,i:   5,660,167 msg/sec
                 tbb::spin_mutex, 1,s:  37,737,677 msg/sec
                 tbb::spin_mutex, 1,i:  38,014,940 msg/sec
                 tbb::spin_mutex, 2,s:  21,000,398 msg/sec
                 tbb::spin_mutex, 2,i:  18,552,818 msg/sec
                 tbb::spin_mutex, 3,s:   9,002,720 msg/sec
                 tbb::spin_mutex, 3,i:  10,278,216 msg/sec
                 tbb::spin_mutex, 4,s:   3,217,982 msg/sec
                 tbb::spin_mutex, 4,i:   6,308,153 msg/sec
                 tbb::spin_mutex, 5,s:   5,396,271 msg/sec
                 tbb::spin_mutex, 5,i:   5,695,388 msg/sec
                 tbb::spin_mutex, 6,s:   5,330,726 msg/sec
                 tbb::spin_mutex, 6,i:   4,370,522 msg/sec
                 tbb::spin_mutex, 7,s:   4,872,416 msg/sec
                 tbb::spin_mutex, 7,i:   4,332,227 msg/sec
                 tbb::spin_mutex, 8,s:   3,893,657 msg/sec
                 tbb::spin_mutex, 8,i:   4,074,360 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,283,552 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,311,320 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,426,507 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,616,464 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,456,846 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,656,279 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,543,283 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,606,574 msg/sec
   tbb::concurrent_bounded_queue, 5,s:  10,014,690 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,704,760 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,919,994 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,693,146 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,909,822 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,824,596 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,777,707 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,482,930 msg/sec
     xenium::michael_scott_queue, 1,s:  10,047,046 msg/sec
     xenium::michael_scott_queue, 1,i:   9,804,430 msg/sec
     xenium::michael_scott_queue, 2,s:   8,697,821 msg/sec
     xenium::michael_scott_queue, 2,i:   8,512,726 msg/sec
     xenium::michael_scott_queue, 3,s:   7,306,377 msg/sec
     xenium::michael_scott_queue, 3,i:   7,534,132 msg/sec
     xenium::michael_scott_queue, 4,s:   6,332,059 msg/sec
     xenium::michael_scott_queue, 4,i:   6,314,652 msg/sec
     xenium::michael_scott_queue, 5,s:   6,273,064 msg/sec
     xenium::michael_scott_queue, 5,i:   6,630,488 msg/sec
     xenium::michael_scott_queue, 6,s:   6,531,041 msg/sec
     xenium::michael_scott_queue, 6,i:   6,732,223 msg/sec
     xenium::michael_scott_queue, 7,s:   6,313,995 msg/sec
     xenium::michael_scott_queue, 7,i:   6,491,670 msg/sec
     xenium::michael_scott_queue, 8,s:   6,057,084 msg/sec
     xenium::michael_scott_queue, 8,i:   6,221,383 msg/sec
         xenium::ramalhete_queue, 1,s:  32,037,040 msg/sec
         xenium::ramalhete_queue, 1,i:  31,461,526 msg/sec
         xenium::ramalhete_queue, 2,s:  23,449,283 msg/sec
         xenium::ramalhete_queue, 2,i:  23,334,502 msg/sec
         xenium::ramalhete_queue, 3,s:  29,158,792 msg/sec
         xenium::ramalhete_queue, 3,i:  28,490,473 msg/sec
         xenium::ramalhete_queue, 4,s:  33,734,905 msg/sec
         xenium::ramalhete_queue, 4,i:  33,517,360 msg/sec
         xenium::ramalhete_queue, 5,s:  32,198,498 msg/sec
         xenium::ramalhete_queue, 5,i:  38,260,674 msg/sec
         xenium::ramalhete_queue, 6,s:  34,087,088 msg/sec
         xenium::ramalhete_queue, 6,i:  38,829,293 msg/sec
         xenium::ramalhete_queue, 7,s:  35,052,478 msg/sec
         xenium::ramalhete_queue, 7,i:  41,106,846 msg/sec
         xenium::ramalhete_queue, 8,s:  35,568,007 msg/sec
         xenium::ramalhete_queue, 8,i:  44,022,281 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 104,467,846 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  61,368,021 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,089,581 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,326,570 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,614,014 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,740,970 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,708,039 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,491,066 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,920,260 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,395,236 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,992,614 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,484,031 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,233,874 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,150,641 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,392,224 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,591,244 msg/sec
                     AtomicQueue, 1,s:  66,513,963 msg/sec
                     AtomicQueue, 1,i:  56,635,488 msg/sec
                     AtomicQueue, 2,s:  12,279,734 msg/sec
                     AtomicQueue, 2,i:  11,725,678 msg/sec
                     AtomicQueue, 3,s:  10,828,912 msg/sec
                     AtomicQueue, 3,i:   9,894,522 msg/sec
                     AtomicQueue, 4,s:   8,146,051 msg/sec
                     AtomicQueue, 4,i:   8,188,753 msg/sec
                     AtomicQueue, 5,s:   8,010,386 msg/sec
                     AtomicQueue, 5,i:   8,137,089 msg/sec
                     AtomicQueue, 6,s:   7,839,321 msg/sec
                     AtomicQueue, 6,i:   7,602,499 msg/sec
                     AtomicQueue, 7,s:   7,165,211 msg/sec
                     AtomicQueue, 7,i:   7,984,200 msg/sec
                     AtomicQueue, 8,s:   6,342,456 msg/sec
                     AtomicQueue, 8,i:   7,462,326 msg/sec
                    AtomicQueueB, 1,s:  43,828,862 msg/sec
                    AtomicQueueB, 1,i:  44,009,715 msg/sec
                    AtomicQueueB, 2,s:  11,909,015 msg/sec
                    AtomicQueueB, 2,i:  11,489,806 msg/sec
                    AtomicQueueB, 3,s:  10,958,104 msg/sec
                    AtomicQueueB, 3,i:  10,210,814 msg/sec
                    AtomicQueueB, 4,s:   8,048,158 msg/sec
                    AtomicQueueB, 4,i:   8,093,797 msg/sec
                    AtomicQueueB, 5,s:   7,628,599 msg/sec
                    AtomicQueueB, 5,i:   7,791,673 msg/sec
                    AtomicQueueB, 6,s:   7,236,184 msg/sec
                    AtomicQueueB, 6,i:   7,519,836 msg/sec
                    AtomicQueueB, 7,s:   6,804,726 msg/sec
                    AtomicQueueB, 7,i:   7,750,385 msg/sec
                    AtomicQueueB, 8,s:   6,210,283 msg/sec
                    AtomicQueueB, 8,i:   7,158,110 msg/sec
             OptimistAtomicQueue, 1,s: 697,904,158 msg/sec
             OptimistAtomicQueue, 1,i: 542,491,604 msg/sec
             OptimistAtomicQueue, 2,s:  32,106,378 msg/sec
             OptimistAtomicQueue, 2,i:  32,194,164 msg/sec
             OptimistAtomicQueue, 3,s:  36,658,782 msg/sec
             OptimistAtomicQueue, 3,i:  37,353,131 msg/sec
             OptimistAtomicQueue, 4,s:  39,262,269 msg/sec
             OptimistAtomicQueue, 4,i:  39,362,785 msg/sec
             OptimistAtomicQueue, 5,s:  42,326,731 msg/sec
             OptimistAtomicQueue, 5,i:  46,227,433 msg/sec
             OptimistAtomicQueue, 6,s:  41,950,401 msg/sec
             OptimistAtomicQueue, 6,i:  49,763,023 msg/sec
             OptimistAtomicQueue, 7,s:  44,381,550 msg/sec
             OptimistAtomicQueue, 7,i:  52,157,292 msg/sec
             OptimistAtomicQueue, 8,s:  46,390,068 msg/sec
             OptimistAtomicQueue, 8,i:  49,399,763 msg/sec
            OptimistAtomicQueueB, 1,s: 251,828,622 msg/sec
            OptimistAtomicQueueB, 1,i:  77,355,209 msg/sec
            OptimistAtomicQueueB, 2,s:  31,861,823 msg/sec
            OptimistAtomicQueueB, 2,i:  32,164,640 msg/sec
            OptimistAtomicQueueB, 3,s:  36,268,786 msg/sec
            OptimistAtomicQueueB, 3,i:  36,863,951 msg/sec
            OptimistAtomicQueueB, 4,s:  38,606,567 msg/sec
            OptimistAtomicQueueB, 4,i:  38,637,000 msg/sec
            OptimistAtomicQueueB, 5,s:  41,124,453 msg/sec
            OptimistAtomicQueueB, 5,i:  46,082,827 msg/sec
            OptimistAtomicQueueB, 6,s:  40,702,201 msg/sec
            OptimistAtomicQueueB, 6,i:  49,349,289 msg/sec
            OptimistAtomicQueueB, 7,s:  42,685,775 msg/sec
            OptimistAtomicQueueB, 7,i:  50,816,428 msg/sec
            OptimistAtomicQueueB, 8,s:  44,661,570 msg/sec
            OptimistAtomicQueueB, 8,i:  48,010,382 msg/sec
                    AtomicQueue2, 1,s:  22,873,147 msg/sec
                    AtomicQueue2, 1,i:  23,195,981 msg/sec
                    AtomicQueue2, 2,s:  11,898,694 msg/sec
                    AtomicQueue2, 2,i:  11,429,180 msg/sec
                    AtomicQueue2, 3,s:   9,328,694 msg/sec
                    AtomicQueue2, 3,i:   9,443,059 msg/sec
                    AtomicQueue2, 4,s:   8,116,166 msg/sec
                    AtomicQueue2, 4,i:   8,068,060 msg/sec
                    AtomicQueue2, 5,s:   7,914,897 msg/sec
                    AtomicQueue2, 5,i:   8,047,701 msg/sec
                    AtomicQueue2, 6,s:   7,843,789 msg/sec
                    AtomicQueue2, 6,i:   7,537,578 msg/sec
                    AtomicQueue2, 7,s:   7,111,260 msg/sec
                    AtomicQueue2, 7,i:   7,879,417 msg/sec
                    AtomicQueue2, 8,s:   6,411,995 msg/sec
                    AtomicQueue2, 8,i:   7,330,933 msg/sec
                   AtomicQueueB2, 1,s:  35,890,672 msg/sec
                   AtomicQueueB2, 1,i:  36,288,592 msg/sec
                   AtomicQueueB2, 2,s:  11,428,274 msg/sec
                   AtomicQueueB2, 2,i:  11,150,332 msg/sec
                   AtomicQueueB2, 3,s:   9,588,451 msg/sec
                   AtomicQueueB2, 3,i:   9,499,854 msg/sec
                   AtomicQueueB2, 4,s:   7,964,382 msg/sec
                   AtomicQueueB2, 4,i:   7,846,375 msg/sec
                   AtomicQueueB2, 5,s:   7,511,138 msg/sec
                   AtomicQueueB2, 5,i:   7,709,387 msg/sec
                   AtomicQueueB2, 6,s:   7,211,863 msg/sec
                   AtomicQueueB2, 6,i:   7,500,311 msg/sec
                   AtomicQueueB2, 7,s:   6,859,133 msg/sec
                   AtomicQueueB2, 7,i:   7,724,200 msg/sec
                   AtomicQueueB2, 8,s:   6,267,382 msg/sec
                   AtomicQueueB2, 8,i:   7,095,193 msg/sec
            OptimistAtomicQueue2, 1,s: 515,254,097 msg/sec
            OptimistAtomicQueue2, 1,i:  29,455,927 msg/sec
            OptimistAtomicQueue2, 2,s:  23,345,360 msg/sec
            OptimistAtomicQueue2, 2,i:  24,557,420 msg/sec
            OptimistAtomicQueue2, 3,s:  30,312,904 msg/sec
            OptimistAtomicQueue2, 3,i:  29,944,974 msg/sec
            OptimistAtomicQueue2, 4,s:  33,430,482 msg/sec
            OptimistAtomicQueue2, 4,i:  32,920,458 msg/sec
            OptimistAtomicQueue2, 5,s:  37,197,890 msg/sec
            OptimistAtomicQueue2, 5,i:  40,424,358 msg/sec
            OptimistAtomicQueue2, 6,s:  40,458,099 msg/sec
            OptimistAtomicQueue2, 6,i:  49,288,756 msg/sec
            OptimistAtomicQueue2, 7,s:  42,671,929 msg/sec
            OptimistAtomicQueue2, 7,i:  51,516,349 msg/sec
            OptimistAtomicQueue2, 8,s:  44,081,337 msg/sec
            OptimistAtomicQueue2, 8,i:  49,466,093 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,067,751 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,919,100 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,186,544 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,866,328 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,816,083 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,976,861 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,058,630 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,189,028 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,371,962 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,162,184 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,268,859 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,363,132 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,769,501 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,239,521 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,327,881 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,360,737 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000325 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000147 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000228 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000271 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000274 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000169 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[312] 69m:37s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,211,350 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,628,978 msg/sec
          boost::lockfree::queue, 1,s:   6,876,509 msg/sec
          boost::lockfree::queue, 1,i:   6,960,467 msg/sec
          boost::lockfree::queue, 2,s:   7,654,706 msg/sec
          boost::lockfree::queue, 2,i:   7,440,272 msg/sec
          boost::lockfree::queue, 3,s:   7,392,037 msg/sec
          boost::lockfree::queue, 3,i:   7,547,869 msg/sec
          boost::lockfree::queue, 4,s:   6,428,551 msg/sec
          boost::lockfree::queue, 4,i:   6,841,084 msg/sec
          boost::lockfree::queue, 5,s:   6,404,848 msg/sec
          boost::lockfree::queue, 5,i:   6,473,355 msg/sec
          boost::lockfree::queue, 6,s:   5,939,322 msg/sec
          boost::lockfree::queue, 6,i:   6,102,801 msg/sec
          boost::lockfree::queue, 7,s:   5,840,870 msg/sec
          boost::lockfree::queue, 7,i:   6,088,175 msg/sec
          boost::lockfree::queue, 8,s:   5,491,393 msg/sec
          boost::lockfree::queue, 8,i:   5,683,731 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 457,638,361 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 455,916,987 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  28,717,731 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,579,657 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,396,404 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,712,121 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  41,608,679 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,836,312 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,655,868 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,859,834 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,522,455 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,085,655 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,775,381 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,848,421 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,347,050 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,538,000 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,254,703 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,894,699 msg/sec
                pthread_spinlock, 1,s:  28,739,666 msg/sec
                pthread_spinlock, 1,i:  25,385,706 msg/sec
                pthread_spinlock, 2,s:  15,987,814 msg/sec
                pthread_spinlock, 2,i:  17,109,138 msg/sec
                pthread_spinlock, 3,s:   8,343,801 msg/sec
                pthread_spinlock, 3,i:  12,155,185 msg/sec
                pthread_spinlock, 4,s:   6,473,870 msg/sec
                pthread_spinlock, 4,i:   8,800,406 msg/sec
                pthread_spinlock, 5,s:   8,791,775 msg/sec
                pthread_spinlock, 5,i:   9,043,777 msg/sec
                pthread_spinlock, 6,s:   8,305,993 msg/sec
                pthread_spinlock, 6,i:   8,496,754 msg/sec
                pthread_spinlock, 7,s:   7,548,864 msg/sec
                pthread_spinlock, 7,i:   7,472,208 msg/sec
                pthread_spinlock, 8,s:   6,909,884 msg/sec
                pthread_spinlock, 8,i:   7,400,010 msg/sec
                      std::mutex, 1,s:   7,219,622 msg/sec
                      std::mutex, 1,i:   6,229,736 msg/sec
                      std::mutex, 2,s:   5,562,725 msg/sec
                      std::mutex, 2,i:   5,497,988 msg/sec
                      std::mutex, 3,s:   5,638,294 msg/sec
                      std::mutex, 3,i:   5,919,926 msg/sec
                      std::mutex, 4,s:   6,191,483 msg/sec
                      std::mutex, 4,i:   6,146,118 msg/sec
                      std::mutex, 5,s:   5,889,692 msg/sec
                      std::mutex, 5,i:   5,700,618 msg/sec
                      std::mutex, 6,s:   5,842,168 msg/sec
                      std::mutex, 6,i:   5,836,317 msg/sec
                      std::mutex, 7,s:   5,656,636 msg/sec
                      std::mutex, 7,i:   5,661,966 msg/sec
                      std::mutex, 8,s:   5,642,490 msg/sec
                      std::mutex, 8,i:   5,625,785 msg/sec
                 tbb::spin_mutex, 1,s:  37,742,516 msg/sec
                 tbb::spin_mutex, 1,i:  37,621,367 msg/sec
                 tbb::spin_mutex, 2,s:  21,079,902 msg/sec
                 tbb::spin_mutex, 2,i:  20,790,070 msg/sec
                 tbb::spin_mutex, 3,s:   8,275,543 msg/sec
                 tbb::spin_mutex, 3,i:  11,158,167 msg/sec
                 tbb::spin_mutex, 4,s:   3,302,241 msg/sec
                 tbb::spin_mutex, 4,i:   6,308,074 msg/sec
                 tbb::spin_mutex, 5,s:   5,496,953 msg/sec
                 tbb::spin_mutex, 5,i:   5,769,027 msg/sec
                 tbb::spin_mutex, 6,s:   5,391,267 msg/sec
                 tbb::spin_mutex, 6,i:   4,404,641 msg/sec
                 tbb::spin_mutex, 7,s:   4,873,985 msg/sec
                 tbb::spin_mutex, 7,i:   4,308,801 msg/sec
                 tbb::spin_mutex, 8,s:   4,259,453 msg/sec
                 tbb::spin_mutex, 8,i:   4,107,205 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,698,332 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,611,211 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,704,349 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,127,063 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,150,583 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,797,003 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,423,087 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,306,501 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,749,271 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,884,380 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,988,486 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,927,978 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,006,572 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,946,344 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,936,103 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,082,494 msg/sec
     xenium::michael_scott_queue, 1,s:   9,344,530 msg/sec
     xenium::michael_scott_queue, 1,i:   9,441,324 msg/sec
     xenium::michael_scott_queue, 2,s:   8,508,838 msg/sec
     xenium::michael_scott_queue, 2,i:   8,579,326 msg/sec
     xenium::michael_scott_queue, 3,s:   7,206,951 msg/sec
     xenium::michael_scott_queue, 3,i:   7,559,754 msg/sec
     xenium::michael_scott_queue, 4,s:   6,275,496 msg/sec
     xenium::michael_scott_queue, 4,i:   6,306,652 msg/sec
     xenium::michael_scott_queue, 5,s:   6,337,066 msg/sec
     xenium::michael_scott_queue, 5,i:   6,662,840 msg/sec
     xenium::michael_scott_queue, 6,s:   6,517,718 msg/sec
     xenium::michael_scott_queue, 6,i:   6,695,363 msg/sec
     xenium::michael_scott_queue, 7,s:   6,332,570 msg/sec
     xenium::michael_scott_queue, 7,i:   6,566,810 msg/sec
     xenium::michael_scott_queue, 8,s:   5,997,068 msg/sec
     xenium::michael_scott_queue, 8,i:   6,124,482 msg/sec
         xenium::ramalhete_queue, 1,s:  31,843,085 msg/sec
         xenium::ramalhete_queue, 1,i:  31,608,195 msg/sec
         xenium::ramalhete_queue, 2,s:  24,441,571 msg/sec
         xenium::ramalhete_queue, 2,i:  23,362,349 msg/sec
         xenium::ramalhete_queue, 3,s:  29,123,732 msg/sec
         xenium::ramalhete_queue, 3,i:  28,390,583 msg/sec
         xenium::ramalhete_queue, 4,s:  33,804,275 msg/sec
         xenium::ramalhete_queue, 4,i:  33,472,716 msg/sec
         xenium::ramalhete_queue, 5,s:  32,097,734 msg/sec
         xenium::ramalhete_queue, 5,i:  38,432,187 msg/sec
         xenium::ramalhete_queue, 6,s:  34,038,195 msg/sec
         xenium::ramalhete_queue, 6,i:  39,408,002 msg/sec
         xenium::ramalhete_queue, 7,s:  35,105,089 msg/sec
         xenium::ramalhete_queue, 7,i:  41,412,252 msg/sec
         xenium::ramalhete_queue, 8,s:  35,541,609 msg/sec
         xenium::ramalhete_queue, 8,i:  44,156,237 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,037,311 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  82,182,119 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,544,621 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,470,754 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,543,582 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  14,479,182 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,654,151 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,678,227 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,986,062 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,216,653 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,160,319 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,210,459 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,202,303 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,276,160 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,433,591 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,300,498 msg/sec
                     AtomicQueue, 1,s:  60,312,842 msg/sec
                     AtomicQueue, 1,i:  56,951,452 msg/sec
                     AtomicQueue, 2,s:  12,285,018 msg/sec
                     AtomicQueue, 2,i:  11,731,395 msg/sec
                     AtomicQueue, 3,s:  10,780,622 msg/sec
                     AtomicQueue, 3,i:   9,999,902 msg/sec
                     AtomicQueue, 4,s:   8,171,935 msg/sec
                     AtomicQueue, 4,i:   8,219,432 msg/sec
                     AtomicQueue, 5,s:   8,066,760 msg/sec
                     AtomicQueue, 5,i:   8,086,481 msg/sec
                     AtomicQueue, 6,s:   7,828,236 msg/sec
                     AtomicQueue, 6,i:   7,612,864 msg/sec
                     AtomicQueue, 7,s:   7,160,464 msg/sec
                     AtomicQueue, 7,i:   7,987,687 msg/sec
                     AtomicQueue, 8,s:   6,361,300 msg/sec
                     AtomicQueue, 8,i:   7,412,658 msg/sec
                    AtomicQueueB, 1,s:  43,903,658 msg/sec
                    AtomicQueueB, 1,i:  43,775,667 msg/sec
                    AtomicQueueB, 2,s:  11,945,884 msg/sec
                    AtomicQueueB, 2,i:  11,473,309 msg/sec
                    AtomicQueueB, 3,s:  11,029,883 msg/sec
                    AtomicQueueB, 3,i:  10,102,373 msg/sec
                    AtomicQueueB, 4,s:   8,035,786 msg/sec
                    AtomicQueueB, 4,i:   8,109,424 msg/sec
                    AtomicQueueB, 5,s:   7,452,554 msg/sec
                    AtomicQueueB, 5,i:   7,699,072 msg/sec
                    AtomicQueueB, 6,s:   7,303,922 msg/sec
                    AtomicQueueB, 6,i:   7,596,612 msg/sec
                    AtomicQueueB, 7,s:   6,885,726 msg/sec
                    AtomicQueueB, 7,i:   7,720,107 msg/sec
                    AtomicQueueB, 8,s:   6,256,089 msg/sec
                    AtomicQueueB, 8,i:   7,153,366 msg/sec
             OptimistAtomicQueue, 1,s: 819,463,403 msg/sec
             OptimistAtomicQueue, 1,i: 604,344,542 msg/sec
             OptimistAtomicQueue, 2,s:  32,142,816 msg/sec
             OptimistAtomicQueue, 2,i:  32,202,118 msg/sec
             OptimistAtomicQueue, 3,s:  36,615,721 msg/sec
             OptimistAtomicQueue, 3,i:  37,365,444 msg/sec
             OptimistAtomicQueue, 4,s:  39,296,871 msg/sec
             OptimistAtomicQueue, 4,i:  39,393,569 msg/sec
             OptimistAtomicQueue, 5,s:  42,606,187 msg/sec
             OptimistAtomicQueue, 5,i:  47,356,462 msg/sec
             OptimistAtomicQueue, 6,s:  42,299,509 msg/sec
             OptimistAtomicQueue, 6,i:  50,241,290 msg/sec
             OptimistAtomicQueue, 7,s:  45,196,575 msg/sec
             OptimistAtomicQueue, 7,i:  49,443,257 msg/sec
             OptimistAtomicQueue, 8,s:  46,429,055 msg/sec
             OptimistAtomicQueue, 8,i:  49,339,890 msg/sec
            OptimistAtomicQueueB, 1,s:  81,399,842 msg/sec
            OptimistAtomicQueueB, 1,i:  77,700,500 msg/sec
            OptimistAtomicQueueB, 2,s:  31,664,532 msg/sec
            OptimistAtomicQueueB, 2,i:  32,277,602 msg/sec
            OptimistAtomicQueueB, 3,s:  36,220,132 msg/sec
            OptimistAtomicQueueB, 3,i:  36,943,314 msg/sec
            OptimistAtomicQueueB, 4,s:  38,657,688 msg/sec
            OptimistAtomicQueueB, 4,i:  38,575,832 msg/sec
            OptimistAtomicQueueB, 5,s:  40,415,492 msg/sec
            OptimistAtomicQueueB, 5,i:  45,540,636 msg/sec
            OptimistAtomicQueueB, 6,s:  40,499,521 msg/sec
            OptimistAtomicQueueB, 6,i:  49,218,364 msg/sec
            OptimistAtomicQueueB, 7,s:  42,497,043 msg/sec
            OptimistAtomicQueueB, 7,i:  51,528,361 msg/sec
            OptimistAtomicQueueB, 8,s:  44,331,789 msg/sec
            OptimistAtomicQueueB, 8,i:  48,050,712 msg/sec
                    AtomicQueue2, 1,s:  22,876,364 msg/sec
                    AtomicQueue2, 1,i:  22,864,091 msg/sec
                    AtomicQueue2, 2,s:  11,985,129 msg/sec
                    AtomicQueue2, 2,i:  11,635,779 msg/sec
                    AtomicQueue2, 3,s:   9,730,766 msg/sec
                    AtomicQueue2, 3,i:   9,398,011 msg/sec
                    AtomicQueue2, 4,s:   8,077,412 msg/sec
                    AtomicQueue2, 4,i:   8,059,480 msg/sec
                    AtomicQueue2, 5,s:   7,946,114 msg/sec
                    AtomicQueue2, 5,i:   8,040,181 msg/sec
                    AtomicQueue2, 6,s:   7,881,933 msg/sec
                    AtomicQueue2, 6,i:   7,520,370 msg/sec
                    AtomicQueue2, 7,s:   7,119,037 msg/sec
                    AtomicQueue2, 7,i:   7,893,860 msg/sec
                    AtomicQueue2, 8,s:   6,396,235 msg/sec
                    AtomicQueue2, 8,i:   7,285,220 msg/sec
                   AtomicQueueB2, 1,s:  38,509,256 msg/sec
                   AtomicQueueB2, 1,i:  36,776,129 msg/sec
                   AtomicQueueB2, 2,s:  11,316,780 msg/sec
                   AtomicQueueB2, 2,i:  11,117,742 msg/sec
                   AtomicQueueB2, 3,s:   9,523,254 msg/sec
                   AtomicQueueB2, 3,i:   9,481,706 msg/sec
                   AtomicQueueB2, 4,s:   7,929,363 msg/sec
                   AtomicQueueB2, 4,i:   7,856,527 msg/sec
                   AtomicQueueB2, 5,s:   7,489,277 msg/sec
                   AtomicQueueB2, 5,i:   7,750,360 msg/sec
                   AtomicQueueB2, 6,s:   7,413,931 msg/sec
                   AtomicQueueB2, 6,i:   7,442,503 msg/sec
                   AtomicQueueB2, 7,s:   6,923,754 msg/sec
                   AtomicQueueB2, 7,i:   7,733,506 msg/sec
                   AtomicQueueB2, 8,s:   6,326,755 msg/sec
                   AtomicQueueB2, 8,i:   7,071,087 msg/sec
            OptimistAtomicQueue2, 1,s: 418,271,216 msg/sec
            OptimistAtomicQueue2, 1,i: 457,682,661 msg/sec
            OptimistAtomicQueue2, 2,s:  23,566,143 msg/sec
            OptimistAtomicQueue2, 2,i:  25,862,134 msg/sec
            OptimistAtomicQueue2, 3,s:  30,456,446 msg/sec
            OptimistAtomicQueue2, 3,i:  29,982,453 msg/sec
            OptimistAtomicQueue2, 4,s:  33,255,144 msg/sec
            OptimistAtomicQueue2, 4,i:  33,463,988 msg/sec
            OptimistAtomicQueue2, 5,s:  36,920,795 msg/sec
            OptimistAtomicQueue2, 5,i:  40,419,672 msg/sec
            OptimistAtomicQueue2, 6,s:  40,039,660 msg/sec
            OptimistAtomicQueue2, 6,i:  49,279,829 msg/sec
            OptimistAtomicQueue2, 7,s:  42,625,859 msg/sec
            OptimistAtomicQueue2, 7,i:  47,964,065 msg/sec
            OptimistAtomicQueue2, 8,s:  43,874,686 msg/sec
            OptimistAtomicQueue2, 8,i:  48,075,524 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,611,573 msg/sec
           OptimistAtomicQueueB2, 1,i:  46,641,890 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,924,944 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,189,031 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,791,577 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,704,011 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,970,707 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,865,196 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,668,613 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,645,134 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,383,175 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,273,534 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,816,228 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,476,601 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,287,591 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,848,475 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000128 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000246 sec/round-trip
                pthread_spinlock: 0.000000242 sec/round-trip
                      std::mutex: 0.000000451 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000170 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[313] 68m:18s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,653,516 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,375,146 msg/sec
          boost::lockfree::queue, 1,s:   7,987,218 msg/sec
          boost::lockfree::queue, 1,i:   8,002,286 msg/sec
          boost::lockfree::queue, 2,s:   7,552,713 msg/sec
          boost::lockfree::queue, 2,i:   7,468,067 msg/sec
          boost::lockfree::queue, 3,s:   7,372,126 msg/sec
          boost::lockfree::queue, 3,i:   7,546,103 msg/sec
          boost::lockfree::queue, 4,s:   6,426,246 msg/sec
          boost::lockfree::queue, 4,i:   6,766,406 msg/sec
          boost::lockfree::queue, 5,s:   6,384,255 msg/sec
          boost::lockfree::queue, 5,i:   6,467,856 msg/sec
          boost::lockfree::queue, 6,s:   6,005,442 msg/sec
          boost::lockfree::queue, 6,i:   6,114,754 msg/sec
          boost::lockfree::queue, 7,s:   5,898,589 msg/sec
          boost::lockfree::queue, 7,i:   6,003,232 msg/sec
          boost::lockfree::queue, 8,s:   5,472,659 msg/sec
          boost::lockfree::queue, 8,i:   5,589,974 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 482,578,144 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 116,817,465 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,281,082 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,735,960 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,465,121 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,263,733 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,033,948 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,821,960 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,219,752 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,925,193 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  30,888,104 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,215,246 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,510,124 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,892,805 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,020,737 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,925,074 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,381,752 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  33,758,443 msg/sec
                pthread_spinlock, 1,s:  28,692,592 msg/sec
                pthread_spinlock, 1,i:  25,361,883 msg/sec
                pthread_spinlock, 2,s:  15,616,562 msg/sec
                pthread_spinlock, 2,i:  17,010,061 msg/sec
                pthread_spinlock, 3,s:   8,348,691 msg/sec
                pthread_spinlock, 3,i:  12,018,713 msg/sec
                pthread_spinlock, 4,s:   6,538,319 msg/sec
                pthread_spinlock, 4,i:   9,011,751 msg/sec
                pthread_spinlock, 5,s:   8,711,121 msg/sec
                pthread_spinlock, 5,i:   8,953,897 msg/sec
                pthread_spinlock, 6,s:   8,294,465 msg/sec
                pthread_spinlock, 6,i:   8,865,115 msg/sec
                pthread_spinlock, 7,s:   7,937,758 msg/sec
                pthread_spinlock, 7,i:   7,677,354 msg/sec
                pthread_spinlock, 8,s:   6,814,920 msg/sec
                pthread_spinlock, 8,i:   7,398,079 msg/sec
                      std::mutex, 1,s:   5,803,279 msg/sec
                      std::mutex, 1,i:   7,005,105 msg/sec
                      std::mutex, 2,s:   5,886,621 msg/sec
                      std::mutex, 2,i:   5,966,179 msg/sec
                      std::mutex, 3,s:   5,968,758 msg/sec
                      std::mutex, 3,i:   6,130,808 msg/sec
                      std::mutex, 4,s:   6,181,258 msg/sec
                      std::mutex, 4,i:   6,363,029 msg/sec
                      std::mutex, 5,s:   6,046,532 msg/sec
                      std::mutex, 5,i:   6,017,770 msg/sec
                      std::mutex, 6,s:   5,919,116 msg/sec
                      std::mutex, 6,i:   5,876,862 msg/sec
                      std::mutex, 7,s:   5,890,716 msg/sec
                      std::mutex, 7,i:   5,805,585 msg/sec
                      std::mutex, 8,s:   5,746,642 msg/sec
                      std::mutex, 8,i:   5,710,127 msg/sec
                 tbb::spin_mutex, 1,s:  37,768,476 msg/sec
                 tbb::spin_mutex, 1,i:  32,941,787 msg/sec
                 tbb::spin_mutex, 2,s:  20,993,982 msg/sec
                 tbb::spin_mutex, 2,i:  18,468,497 msg/sec
                 tbb::spin_mutex, 3,s:   7,664,128 msg/sec
                 tbb::spin_mutex, 3,i:  10,120,774 msg/sec
                 tbb::spin_mutex, 4,s:   3,148,258 msg/sec
                 tbb::spin_mutex, 4,i:   6,309,546 msg/sec
                 tbb::spin_mutex, 5,s:   5,472,978 msg/sec
                 tbb::spin_mutex, 5,i:   5,339,191 msg/sec
                 tbb::spin_mutex, 6,s:   5,321,427 msg/sec
                 tbb::spin_mutex, 6,i:   4,320,170 msg/sec
                 tbb::spin_mutex, 7,s:   4,844,182 msg/sec
                 tbb::spin_mutex, 7,i:   4,369,127 msg/sec
                 tbb::spin_mutex, 8,s:   4,253,902 msg/sec
                 tbb::spin_mutex, 8,i:   4,065,123 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,213,995 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,185,736 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,887,525 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,671,990 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,322,451 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,588,559 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,027,189 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,539,762 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,478,860 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,501,779 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,760,404 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,668,264 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,844,999 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,813,177 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,085,743 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,082,176 msg/sec
     xenium::michael_scott_queue, 1,s:   9,222,903 msg/sec
     xenium::michael_scott_queue, 1,i:   9,131,299 msg/sec
     xenium::michael_scott_queue, 2,s:   8,394,581 msg/sec
     xenium::michael_scott_queue, 2,i:   8,500,221 msg/sec
     xenium::michael_scott_queue, 3,s:   7,113,639 msg/sec
     xenium::michael_scott_queue, 3,i:   7,556,445 msg/sec
     xenium::michael_scott_queue, 4,s:   6,404,797 msg/sec
     xenium::michael_scott_queue, 4,i:   6,353,716 msg/sec
     xenium::michael_scott_queue, 5,s:   6,313,368 msg/sec
     xenium::michael_scott_queue, 5,i:   6,807,283 msg/sec
     xenium::michael_scott_queue, 6,s:   6,557,202 msg/sec
     xenium::michael_scott_queue, 6,i:   7,003,396 msg/sec
     xenium::michael_scott_queue, 7,s:   6,309,449 msg/sec
     xenium::michael_scott_queue, 7,i:   6,480,235 msg/sec
     xenium::michael_scott_queue, 8,s:   5,988,230 msg/sec
     xenium::michael_scott_queue, 8,i:   6,204,344 msg/sec
         xenium::ramalhete_queue, 1,s:  31,113,210 msg/sec
         xenium::ramalhete_queue, 1,i:  31,608,351 msg/sec
         xenium::ramalhete_queue, 2,s:  23,436,003 msg/sec
         xenium::ramalhete_queue, 2,i:  23,281,639 msg/sec
         xenium::ramalhete_queue, 3,s:  29,126,909 msg/sec
         xenium::ramalhete_queue, 3,i:  28,499,945 msg/sec
         xenium::ramalhete_queue, 4,s:  33,761,762 msg/sec
         xenium::ramalhete_queue, 4,i:  33,463,313 msg/sec
         xenium::ramalhete_queue, 5,s:  32,214,458 msg/sec
         xenium::ramalhete_queue, 5,i:  35,911,077 msg/sec
         xenium::ramalhete_queue, 6,s:  34,051,337 msg/sec
         xenium::ramalhete_queue, 6,i:  38,931,937 msg/sec
         xenium::ramalhete_queue, 7,s:  35,087,139 msg/sec
         xenium::ramalhete_queue, 7,i:  41,593,940 msg/sec
         xenium::ramalhete_queue, 8,s:  35,590,460 msg/sec
         xenium::ramalhete_queue, 8,i:  43,841,276 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,897,272 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 112,924,557 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,571,347 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,863,944 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,617,235 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,995,488 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,653,110 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,314,963 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,958,731 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,295,016 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,108,913 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,276,334 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,244,133 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,920,430 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,400,995 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,257,547 msg/sec
                     AtomicQueue, 1,s:  62,639,814 msg/sec
                     AtomicQueue, 1,i:  56,909,962 msg/sec
                     AtomicQueue, 2,s:  12,273,054 msg/sec
                     AtomicQueue, 2,i:  11,751,242 msg/sec
                     AtomicQueue, 3,s:  10,815,106 msg/sec
                     AtomicQueue, 3,i:   9,832,320 msg/sec
                     AtomicQueue, 4,s:   8,203,806 msg/sec
                     AtomicQueue, 4,i:   8,239,738 msg/sec
                     AtomicQueue, 5,s:   8,033,159 msg/sec
                     AtomicQueue, 5,i:   8,115,707 msg/sec
                     AtomicQueue, 6,s:   7,670,093 msg/sec
                     AtomicQueue, 6,i:   7,603,505 msg/sec
                     AtomicQueue, 7,s:   7,111,074 msg/sec
                     AtomicQueue, 7,i:   7,991,120 msg/sec
                     AtomicQueue, 8,s:   6,363,736 msg/sec
                     AtomicQueue, 8,i:   7,308,934 msg/sec
                    AtomicQueueB, 1,s:  43,905,608 msg/sec
                    AtomicQueueB, 1,i:  43,019,092 msg/sec
                    AtomicQueueB, 2,s:  11,792,645 msg/sec
                    AtomicQueueB, 2,i:  11,507,250 msg/sec
                    AtomicQueueB, 3,s:  11,014,024 msg/sec
                    AtomicQueueB, 3,i:  10,031,729 msg/sec
                    AtomicQueueB, 4,s:   8,089,461 msg/sec
                    AtomicQueueB, 4,i:   8,039,243 msg/sec
                    AtomicQueueB, 5,s:   7,601,130 msg/sec
                    AtomicQueueB, 5,i:   7,807,256 msg/sec
                    AtomicQueueB, 6,s:   7,321,714 msg/sec
                    AtomicQueueB, 6,i:   7,587,403 msg/sec
                    AtomicQueueB, 7,s:   6,900,695 msg/sec
                    AtomicQueueB, 7,i:   7,731,275 msg/sec
                    AtomicQueueB, 8,s:   6,252,636 msg/sec
                    AtomicQueueB, 8,i:   7,182,519 msg/sec
             OptimistAtomicQueue, 1,s: 708,482,860 msg/sec
             OptimistAtomicQueue, 1,i: 589,232,657 msg/sec
             OptimistAtomicQueue, 2,s:  32,190,945 msg/sec
             OptimistAtomicQueue, 2,i:  32,197,638 msg/sec
             OptimistAtomicQueue, 3,s:  36,610,634 msg/sec
             OptimistAtomicQueue, 3,i:  37,348,739 msg/sec
             OptimistAtomicQueue, 4,s:  39,246,626 msg/sec
             OptimistAtomicQueue, 4,i:  39,400,972 msg/sec
             OptimistAtomicQueue, 5,s:  41,743,969 msg/sec
             OptimistAtomicQueue, 5,i:  46,293,221 msg/sec
             OptimistAtomicQueue, 6,s:  42,489,948 msg/sec
             OptimistAtomicQueue, 6,i:  50,512,716 msg/sec
             OptimistAtomicQueue, 7,s:  44,972,460 msg/sec
             OptimistAtomicQueue, 7,i:  52,035,449 msg/sec
             OptimistAtomicQueue, 8,s:  46,355,890 msg/sec
             OptimistAtomicQueue, 8,i:  49,347,539 msg/sec
            OptimistAtomicQueueB, 1,s: 163,720,871 msg/sec
            OptimistAtomicQueueB, 1,i:  76,534,558 msg/sec
            OptimistAtomicQueueB, 2,s:  32,178,411 msg/sec
            OptimistAtomicQueueB, 2,i:  32,269,543 msg/sec
            OptimistAtomicQueueB, 3,s:  36,276,141 msg/sec
            OptimistAtomicQueueB, 3,i:  36,922,503 msg/sec
            OptimistAtomicQueueB, 4,s:  38,713,700 msg/sec
            OptimistAtomicQueueB, 4,i:  38,669,050 msg/sec
            OptimistAtomicQueueB, 5,s:  40,786,784 msg/sec
            OptimistAtomicQueueB, 5,i:  45,246,731 msg/sec
            OptimistAtomicQueueB, 6,s:  40,957,007 msg/sec
            OptimistAtomicQueueB, 6,i:  49,183,559 msg/sec
            OptimistAtomicQueueB, 7,s:  42,990,299 msg/sec
            OptimistAtomicQueueB, 7,i:  50,897,982 msg/sec
            OptimistAtomicQueueB, 8,s:  44,434,775 msg/sec
            OptimistAtomicQueueB, 8,i:  48,134,168 msg/sec
                    AtomicQueue2, 1,s:  23,488,148 msg/sec
                    AtomicQueue2, 1,i:  23,535,795 msg/sec
                    AtomicQueue2, 2,s:  11,915,983 msg/sec
                    AtomicQueue2, 2,i:  11,607,948 msg/sec
                    AtomicQueue2, 3,s:   9,412,881 msg/sec
                    AtomicQueue2, 3,i:   9,415,936 msg/sec
                    AtomicQueue2, 4,s:   8,060,943 msg/sec
                    AtomicQueue2, 4,i:   8,077,212 msg/sec
                    AtomicQueue2, 5,s:   7,915,705 msg/sec
                    AtomicQueue2, 5,i:   8,053,921 msg/sec
                    AtomicQueue2, 6,s:   7,952,026 msg/sec
                    AtomicQueue2, 6,i:   7,515,267 msg/sec
                    AtomicQueue2, 7,s:   7,101,893 msg/sec
                    AtomicQueue2, 7,i:   7,841,455 msg/sec
                    AtomicQueue2, 8,s:   6,386,776 msg/sec
                    AtomicQueue2, 8,i:   7,301,008 msg/sec
                   AtomicQueueB2, 1,s:  35,844,758 msg/sec
                   AtomicQueueB2, 1,i:  32,624,992 msg/sec
                   AtomicQueueB2, 2,s:  11,419,471 msg/sec
                   AtomicQueueB2, 2,i:  11,108,240 msg/sec
                   AtomicQueueB2, 3,s:   9,702,703 msg/sec
                   AtomicQueueB2, 3,i:   9,495,168 msg/sec
                   AtomicQueueB2, 4,s:   7,964,381 msg/sec
                   AtomicQueueB2, 4,i:   7,757,935 msg/sec
                   AtomicQueueB2, 5,s:   7,548,492 msg/sec
                   AtomicQueueB2, 5,i:   7,701,691 msg/sec
                   AtomicQueueB2, 6,s:   7,354,525 msg/sec
                   AtomicQueueB2, 6,i:   7,421,107 msg/sec
                   AtomicQueueB2, 7,s:   6,984,037 msg/sec
                   AtomicQueueB2, 7,i:   7,692,623 msg/sec
                   AtomicQueueB2, 8,s:   6,276,672 msg/sec
                   AtomicQueueB2, 8,i:   7,077,820 msg/sec
            OptimistAtomicQueue2, 1,s: 504,097,239 msg/sec
            OptimistAtomicQueue2, 1,i:  35,386,868 msg/sec
            OptimistAtomicQueue2, 2,s:  26,138,488 msg/sec
            OptimistAtomicQueue2, 2,i:  24,012,123 msg/sec
            OptimistAtomicQueue2, 3,s:  30,431,295 msg/sec
            OptimistAtomicQueue2, 3,i:  29,998,410 msg/sec
            OptimistAtomicQueue2, 4,s:  33,227,383 msg/sec
            OptimistAtomicQueue2, 4,i:  33,066,773 msg/sec
            OptimistAtomicQueue2, 5,s:  37,396,711 msg/sec
            OptimistAtomicQueue2, 5,i:  41,084,132 msg/sec
            OptimistAtomicQueue2, 6,s:  40,222,099 msg/sec
            OptimistAtomicQueue2, 6,i:  49,269,225 msg/sec
            OptimistAtomicQueue2, 7,s:  42,784,313 msg/sec
            OptimistAtomicQueue2, 7,i:  51,517,314 msg/sec
            OptimistAtomicQueue2, 8,s:  43,911,134 msg/sec
            OptimistAtomicQueue2, 8,i:  48,394,469 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,335,537 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,892,635 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,862,821 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,142,484 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,931,577 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,248,991 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,408,464 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,630,355 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,500,035 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,916,820 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,303,290 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,346,352 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,656,311 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,156,417 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,280,324 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,670,233 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000325 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000290 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000305 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[314] 66m:59s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,597,616 msg/sec
     boost::lockfree::spsc_queue, 1,i:  66,233,147 msg/sec
          boost::lockfree::queue, 1,s:   6,815,641 msg/sec
          boost::lockfree::queue, 1,i:   6,934,460 msg/sec
          boost::lockfree::queue, 2,s:   7,544,790 msg/sec
          boost::lockfree::queue, 2,i:   7,470,439 msg/sec
          boost::lockfree::queue, 3,s:   7,326,244 msg/sec
          boost::lockfree::queue, 3,i:   7,554,025 msg/sec
          boost::lockfree::queue, 4,s:   6,424,859 msg/sec
          boost::lockfree::queue, 4,i:   6,825,570 msg/sec
          boost::lockfree::queue, 5,s:   6,385,309 msg/sec
          boost::lockfree::queue, 5,i:   6,493,619 msg/sec
          boost::lockfree::queue, 6,s:   6,012,051 msg/sec
          boost::lockfree::queue, 6,i:   6,099,840 msg/sec
          boost::lockfree::queue, 7,s:   6,021,274 msg/sec
          boost::lockfree::queue, 7,i:   6,058,512 msg/sec
          boost::lockfree::queue, 8,s:   5,398,887 msg/sec
          boost::lockfree::queue, 8,i:   5,634,627 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  61,429,132 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 102,839,395 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,118,729 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,747,110 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,128,776 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,668,277 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,414,037 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,820,867 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,294,916 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,143,592 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  44,494,772 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,121,694 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,343,670 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,171,539 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  49,691,434 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,981,669 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,576,413 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  57,818,173 msg/sec
                pthread_spinlock, 1,s:  29,015,574 msg/sec
                pthread_spinlock, 1,i:  25,388,716 msg/sec
                pthread_spinlock, 2,s:  15,612,116 msg/sec
                pthread_spinlock, 2,i:  16,862,636 msg/sec
                pthread_spinlock, 3,s:   8,283,424 msg/sec
                pthread_spinlock, 3,i:  11,994,706 msg/sec
                pthread_spinlock, 4,s:   6,521,786 msg/sec
                pthread_spinlock, 4,i:   9,104,333 msg/sec
                pthread_spinlock, 5,s:   8,691,059 msg/sec
                pthread_spinlock, 5,i:   9,085,645 msg/sec
                pthread_spinlock, 6,s:   8,489,704 msg/sec
                pthread_spinlock, 6,i:   8,607,756 msg/sec
                pthread_spinlock, 7,s:   7,584,001 msg/sec
                pthread_spinlock, 7,i:   7,912,514 msg/sec
                pthread_spinlock, 8,s:   6,842,845 msg/sec
                pthread_spinlock, 8,i:   7,561,235 msg/sec
                      std::mutex, 1,s:   6,967,024 msg/sec
                      std::mutex, 1,i:   6,834,557 msg/sec
                      std::mutex, 2,s:   5,106,608 msg/sec
                      std::mutex, 2,i:   5,112,349 msg/sec
                      std::mutex, 3,s:   4,998,030 msg/sec
                      std::mutex, 3,i:   5,554,302 msg/sec
                      std::mutex, 4,s:   6,186,158 msg/sec
                      std::mutex, 4,i:   6,325,044 msg/sec
                      std::mutex, 5,s:   6,130,083 msg/sec
                      std::mutex, 5,i:   6,021,756 msg/sec
                      std::mutex, 6,s:   5,910,312 msg/sec
                      std::mutex, 6,i:   5,899,064 msg/sec
                      std::mutex, 7,s:   5,893,827 msg/sec
                      std::mutex, 7,i:   5,830,749 msg/sec
                      std::mutex, 8,s:   5,786,052 msg/sec
                      std::mutex, 8,i:   5,767,426 msg/sec
                 tbb::spin_mutex, 1,s:  37,787,054 msg/sec
                 tbb::spin_mutex, 1,i:  37,654,085 msg/sec
                 tbb::spin_mutex, 2,s:  20,918,489 msg/sec
                 tbb::spin_mutex, 2,i:  18,977,569 msg/sec
                 tbb::spin_mutex, 3,s:   7,387,086 msg/sec
                 tbb::spin_mutex, 3,i:  10,742,649 msg/sec
                 tbb::spin_mutex, 4,s:   3,140,060 msg/sec
                 tbb::spin_mutex, 4,i:   6,345,170 msg/sec
                 tbb::spin_mutex, 5,s:   5,488,816 msg/sec
                 tbb::spin_mutex, 5,i:   5,629,826 msg/sec
                 tbb::spin_mutex, 6,s:   5,264,383 msg/sec
                 tbb::spin_mutex, 6,i:   4,281,788 msg/sec
                 tbb::spin_mutex, 7,s:   4,860,129 msg/sec
                 tbb::spin_mutex, 7,i:   4,341,043 msg/sec
                 tbb::spin_mutex, 8,s:   3,804,727 msg/sec
                 tbb::spin_mutex, 8,i:   4,151,986 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,207,855 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,253,723 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,087,070 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,918,652 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,161,077 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,642,700 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,300,285 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,162,163 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,764,540 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,193,020 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,729,697 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,438,850 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,984,558 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,652,551 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,079,625 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,692,346 msg/sec
     xenium::michael_scott_queue, 1,s:   9,409,320 msg/sec
     xenium::michael_scott_queue, 1,i:   9,368,965 msg/sec
     xenium::michael_scott_queue, 2,s:   8,617,247 msg/sec
     xenium::michael_scott_queue, 2,i:   8,575,068 msg/sec
     xenium::michael_scott_queue, 3,s:   7,136,408 msg/sec
     xenium::michael_scott_queue, 3,i:   7,544,229 msg/sec
     xenium::michael_scott_queue, 4,s:   6,405,072 msg/sec
     xenium::michael_scott_queue, 4,i:   6,368,980 msg/sec
     xenium::michael_scott_queue, 5,s:   6,300,374 msg/sec
     xenium::michael_scott_queue, 5,i:   6,701,416 msg/sec
     xenium::michael_scott_queue, 6,s:   6,513,784 msg/sec
     xenium::michael_scott_queue, 6,i:   6,751,925 msg/sec
     xenium::michael_scott_queue, 7,s:   6,304,569 msg/sec
     xenium::michael_scott_queue, 7,i:   6,448,817 msg/sec
     xenium::michael_scott_queue, 8,s:   6,014,380 msg/sec
     xenium::michael_scott_queue, 8,i:   6,204,046 msg/sec
         xenium::ramalhete_queue, 1,s:  32,120,216 msg/sec
         xenium::ramalhete_queue, 1,i:  32,199,395 msg/sec
         xenium::ramalhete_queue, 2,s:  23,532,736 msg/sec
         xenium::ramalhete_queue, 2,i:  23,335,832 msg/sec
         xenium::ramalhete_queue, 3,s:  29,160,270 msg/sec
         xenium::ramalhete_queue, 3,i:  28,445,870 msg/sec
         xenium::ramalhete_queue, 4,s:  33,698,617 msg/sec
         xenium::ramalhete_queue, 4,i:  33,414,051 msg/sec
         xenium::ramalhete_queue, 5,s:  32,253,039 msg/sec
         xenium::ramalhete_queue, 5,i:  38,402,145 msg/sec
         xenium::ramalhete_queue, 6,s:  33,961,768 msg/sec
         xenium::ramalhete_queue, 6,i:  38,694,922 msg/sec
         xenium::ramalhete_queue, 7,s:  35,132,830 msg/sec
         xenium::ramalhete_queue, 7,i:  41,134,450 msg/sec
         xenium::ramalhete_queue, 8,s:  35,495,475 msg/sec
         xenium::ramalhete_queue, 8,i:  43,801,388 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,584,567 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 110,671,260 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,977,301 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,007,051 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,530,858 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,600,847 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,476,585 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,288,468 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,573,355 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,438,652 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,958,564 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,607,987 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,241,727 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,367,096 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,417,522 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,478,427 msg/sec
                     AtomicQueue, 1,s:  59,629,135 msg/sec
                     AtomicQueue, 1,i:  56,534,304 msg/sec
                     AtomicQueue, 2,s:  12,260,179 msg/sec
                     AtomicQueue, 2,i:  11,748,407 msg/sec
                     AtomicQueue, 3,s:  10,800,071 msg/sec
                     AtomicQueue, 3,i:   9,958,471 msg/sec
                     AtomicQueue, 4,s:   8,170,432 msg/sec
                     AtomicQueue, 4,i:   8,211,277 msg/sec
                     AtomicQueue, 5,s:   7,994,278 msg/sec
                     AtomicQueue, 5,i:   8,122,365 msg/sec
                     AtomicQueue, 6,s:   7,821,249 msg/sec
                     AtomicQueue, 6,i:   7,606,951 msg/sec
                     AtomicQueue, 7,s:   7,099,065 msg/sec
                     AtomicQueue, 7,i:   7,962,511 msg/sec
                     AtomicQueue, 8,s:   6,324,906 msg/sec
                     AtomicQueue, 8,i:   7,489,690 msg/sec
                    AtomicQueueB, 1,s:  57,330,377 msg/sec
                    AtomicQueueB, 1,i:  42,987,441 msg/sec
                    AtomicQueueB, 2,s:  11,830,716 msg/sec
                    AtomicQueueB, 2,i:  11,467,648 msg/sec
                    AtomicQueueB, 3,s:  10,951,400 msg/sec
                    AtomicQueueB, 3,i:  10,080,754 msg/sec
                    AtomicQueueB, 4,s:   8,071,881 msg/sec
                    AtomicQueueB, 4,i:   8,095,863 msg/sec
                    AtomicQueueB, 5,s:   7,686,011 msg/sec
                    AtomicQueueB, 5,i:   7,848,245 msg/sec
                    AtomicQueueB, 6,s:   7,423,507 msg/sec
                    AtomicQueueB, 6,i:   7,547,890 msg/sec
                    AtomicQueueB, 7,s:   6,888,078 msg/sec
                    AtomicQueueB, 7,i:   7,718,339 msg/sec
                    AtomicQueueB, 8,s:   6,188,676 msg/sec
                    AtomicQueueB, 8,i:   6,981,747 msg/sec
             OptimistAtomicQueue, 1,s: 767,754,318 msg/sec
             OptimistAtomicQueue, 1,i: 637,696,843 msg/sec
             OptimistAtomicQueue, 2,s:  32,558,595 msg/sec
             OptimistAtomicQueue, 2,i:  32,625,915 msg/sec
             OptimistAtomicQueue, 3,s:  36,669,666 msg/sec
             OptimistAtomicQueue, 3,i:  37,374,108 msg/sec
             OptimistAtomicQueue, 4,s:  39,276,154 msg/sec
             OptimistAtomicQueue, 4,i:  39,403,968 msg/sec
             OptimistAtomicQueue, 5,s:  42,442,469 msg/sec
             OptimistAtomicQueue, 5,i:  47,351,856 msg/sec
             OptimistAtomicQueue, 6,s:  42,080,641 msg/sec
             OptimistAtomicQueue, 6,i:  49,848,747 msg/sec
             OptimistAtomicQueue, 7,s:  45,152,321 msg/sec
             OptimistAtomicQueue, 7,i:  53,086,450 msg/sec
             OptimistAtomicQueue, 8,s:  46,323,546 msg/sec
             OptimistAtomicQueue, 8,i:  48,868,524 msg/sec
            OptimistAtomicQueueB, 1,s: 129,477,187 msg/sec
            OptimistAtomicQueueB, 1,i:  76,634,252 msg/sec
            OptimistAtomicQueueB, 2,s:  32,134,585 msg/sec
            OptimistAtomicQueueB, 2,i:  32,116,334 msg/sec
            OptimistAtomicQueueB, 3,s:  36,284,105 msg/sec
            OptimistAtomicQueueB, 3,i:  36,976,456 msg/sec
            OptimistAtomicQueueB, 4,s:  38,747,615 msg/sec
            OptimistAtomicQueueB, 4,i:  38,682,985 msg/sec
            OptimistAtomicQueueB, 5,s:  40,245,702 msg/sec
            OptimistAtomicQueueB, 5,i:  45,207,395 msg/sec
            OptimistAtomicQueueB, 6,s:  40,877,205 msg/sec
            OptimistAtomicQueueB, 6,i:  49,207,348 msg/sec
            OptimistAtomicQueueB, 7,s:  42,708,581 msg/sec
            OptimistAtomicQueueB, 7,i:  51,457,414 msg/sec
            OptimistAtomicQueueB, 8,s:  44,393,629 msg/sec
            OptimistAtomicQueueB, 8,i:  48,804,213 msg/sec
                    AtomicQueue2, 1,s:  22,909,249 msg/sec
                    AtomicQueue2, 1,i:  22,891,192 msg/sec
                    AtomicQueue2, 2,s:  11,755,295 msg/sec
                    AtomicQueue2, 2,i:  11,406,939 msg/sec
                    AtomicQueue2, 3,s:   9,327,806 msg/sec
                    AtomicQueue2, 3,i:   9,389,589 msg/sec
                    AtomicQueue2, 4,s:   8,049,574 msg/sec
                    AtomicQueue2, 4,i:   8,073,347 msg/sec
                    AtomicQueue2, 5,s:   7,910,860 msg/sec
                    AtomicQueue2, 5,i:   8,060,309 msg/sec
                    AtomicQueue2, 6,s:   7,892,778 msg/sec
                    AtomicQueue2, 6,i:   7,524,459 msg/sec
                    AtomicQueue2, 7,s:   7,134,666 msg/sec
                    AtomicQueue2, 7,i:   7,894,182 msg/sec
                    AtomicQueue2, 8,s:   6,380,723 msg/sec
                    AtomicQueue2, 8,i:   7,286,334 msg/sec
                   AtomicQueueB2, 1,s:  36,375,830 msg/sec
                   AtomicQueueB2, 1,i:  32,648,088 msg/sec
                   AtomicQueueB2, 2,s:  11,344,165 msg/sec
                   AtomicQueueB2, 2,i:  11,099,460 msg/sec
                   AtomicQueueB2, 3,s:   9,687,406 msg/sec
                   AtomicQueueB2, 3,i:   9,383,607 msg/sec
                   AtomicQueueB2, 4,s:   7,994,114 msg/sec
                   AtomicQueueB2, 4,i:   7,757,648 msg/sec
                   AtomicQueueB2, 5,s:   7,421,837 msg/sec
                   AtomicQueueB2, 5,i:   7,623,448 msg/sec
                   AtomicQueueB2, 6,s:   7,310,306 msg/sec
                   AtomicQueueB2, 6,i:   7,423,368 msg/sec
                   AtomicQueueB2, 7,s:   6,822,768 msg/sec
                   AtomicQueueB2, 7,i:   7,710,680 msg/sec
                   AtomicQueueB2, 8,s:   6,262,289 msg/sec
                   AtomicQueueB2, 8,i:   7,104,839 msg/sec
            OptimistAtomicQueue2, 1,s:  32,331,356 msg/sec
            OptimistAtomicQueue2, 1,i:  38,929,460 msg/sec
            OptimistAtomicQueue2, 2,s:  29,476,564 msg/sec
            OptimistAtomicQueue2, 2,i:  25,121,710 msg/sec
            OptimistAtomicQueue2, 3,s:  30,323,823 msg/sec
            OptimistAtomicQueue2, 3,i:  30,277,703 msg/sec
            OptimistAtomicQueue2, 4,s:  33,178,799 msg/sec
            OptimistAtomicQueue2, 4,i:  33,125,028 msg/sec
            OptimistAtomicQueue2, 5,s:  37,235,581 msg/sec
            OptimistAtomicQueue2, 5,i:  40,293,765 msg/sec
            OptimistAtomicQueue2, 6,s:  40,322,753 msg/sec
            OptimistAtomicQueue2, 6,i:  49,270,443 msg/sec
            OptimistAtomicQueue2, 7,s:  43,218,719 msg/sec
            OptimistAtomicQueue2, 7,i:  48,085,896 msg/sec
            OptimistAtomicQueue2, 8,s:  43,810,728 msg/sec
            OptimistAtomicQueue2, 8,i:  48,750,014 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,508,118 msg/sec
           OptimistAtomicQueueB2, 1,i:  71,253,265 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,147,955 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,485,375 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,708,504 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,090,454 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,129,236 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,152,392 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,748,359 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,244,361 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,493,694 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,315,027 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,107,999 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,503,495 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,337,648 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,595,744 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000236 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[315] 65m:40s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,345,608 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,966,150 msg/sec
          boost::lockfree::queue, 1,s:   6,815,011 msg/sec
          boost::lockfree::queue, 1,i:   6,836,164 msg/sec
          boost::lockfree::queue, 2,s:   7,715,291 msg/sec
          boost::lockfree::queue, 2,i:   7,445,846 msg/sec
          boost::lockfree::queue, 3,s:   7,451,107 msg/sec
          boost::lockfree::queue, 3,i:   7,501,925 msg/sec
          boost::lockfree::queue, 4,s:   6,416,539 msg/sec
          boost::lockfree::queue, 4,i:   6,780,168 msg/sec
          boost::lockfree::queue, 5,s:   6,391,832 msg/sec
          boost::lockfree::queue, 5,i:   6,493,307 msg/sec
          boost::lockfree::queue, 6,s:   5,978,773 msg/sec
          boost::lockfree::queue, 6,i:   6,102,282 msg/sec
          boost::lockfree::queue, 7,s:   5,921,062 msg/sec
          boost::lockfree::queue, 7,i:   5,910,068 msg/sec
          boost::lockfree::queue, 8,s:   5,468,907 msg/sec
          boost::lockfree::queue, 8,i:   5,721,658 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 514,030,923 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 112,135,616 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,692,470 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,483,525 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,917,886 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,969,583 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,044,354 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,921,222 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,172,873 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,320,447 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,363,386 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,986,038 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,227,692 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,485,547 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,975,670 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  30,956,556 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,351,045 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,254,194 msg/sec
                pthread_spinlock, 1,s:  28,474,146 msg/sec
                pthread_spinlock, 1,i:  25,309,981 msg/sec
                pthread_spinlock, 2,s:  15,626,911 msg/sec
                pthread_spinlock, 2,i:  17,139,424 msg/sec
                pthread_spinlock, 3,s:   8,354,775 msg/sec
                pthread_spinlock, 3,i:  12,009,454 msg/sec
                pthread_spinlock, 4,s:   6,554,337 msg/sec
                pthread_spinlock, 4,i:   8,939,352 msg/sec
                pthread_spinlock, 5,s:   8,629,798 msg/sec
                pthread_spinlock, 5,i:   9,209,508 msg/sec
                pthread_spinlock, 6,s:   8,602,331 msg/sec
                pthread_spinlock, 6,i:   8,838,918 msg/sec
                pthread_spinlock, 7,s:   7,608,196 msg/sec
                pthread_spinlock, 7,i:   7,490,532 msg/sec
                pthread_spinlock, 8,s:   6,747,882 msg/sec
                pthread_spinlock, 8,i:   7,086,729 msg/sec
                      std::mutex, 1,s:   6,045,251 msg/sec
                      std::mutex, 1,i:   6,048,812 msg/sec
                      std::mutex, 2,s:   6,102,939 msg/sec
                      std::mutex, 2,i:   6,062,448 msg/sec
                      std::mutex, 3,s:   6,140,698 msg/sec
                      std::mutex, 3,i:   6,032,390 msg/sec
                      std::mutex, 4,s:   6,227,047 msg/sec
                      std::mutex, 4,i:   6,241,415 msg/sec
                      std::mutex, 5,s:   6,045,179 msg/sec
                      std::mutex, 5,i:   6,076,445 msg/sec
                      std::mutex, 6,s:   5,847,066 msg/sec
                      std::mutex, 6,i:   5,993,120 msg/sec
                      std::mutex, 7,s:   5,820,352 msg/sec
                      std::mutex, 7,i:   5,815,419 msg/sec
                      std::mutex, 8,s:   5,735,280 msg/sec
                      std::mutex, 8,i:   5,741,384 msg/sec
                 tbb::spin_mutex, 1,s:  37,907,883 msg/sec
                 tbb::spin_mutex, 1,i:  33,388,936 msg/sec
                 tbb::spin_mutex, 2,s:  21,103,058 msg/sec
                 tbb::spin_mutex, 2,i:  18,498,801 msg/sec
                 tbb::spin_mutex, 3,s:   7,294,216 msg/sec
                 tbb::spin_mutex, 3,i:  10,408,344 msg/sec
                 tbb::spin_mutex, 4,s:   3,294,044 msg/sec
                 tbb::spin_mutex, 4,i:   6,368,563 msg/sec
                 tbb::spin_mutex, 5,s:   5,458,518 msg/sec
                 tbb::spin_mutex, 5,i:   5,497,842 msg/sec
                 tbb::spin_mutex, 6,s:   5,245,241 msg/sec
                 tbb::spin_mutex, 6,i:   4,349,520 msg/sec
                 tbb::spin_mutex, 7,s:   4,841,919 msg/sec
                 tbb::spin_mutex, 7,i:   4,351,921 msg/sec
                 tbb::spin_mutex, 8,s:   4,232,081 msg/sec
                 tbb::spin_mutex, 8,i:   4,064,699 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,052,010 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,077,350 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,261,283 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,261,509 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,681,039 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,518,160 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,585,873 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,589,163 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,972,608 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,593,238 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,903,240 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,650,510 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,867,675 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,790,844 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,789,522 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,449,984 msg/sec
     xenium::michael_scott_queue, 1,s:   9,201,616 msg/sec
     xenium::michael_scott_queue, 1,i:   9,519,863 msg/sec
     xenium::michael_scott_queue, 2,s:   8,519,340 msg/sec
     xenium::michael_scott_queue, 2,i:   8,467,564 msg/sec
     xenium::michael_scott_queue, 3,s:   7,280,584 msg/sec
     xenium::michael_scott_queue, 3,i:   7,524,898 msg/sec
     xenium::michael_scott_queue, 4,s:   6,315,437 msg/sec
     xenium::michael_scott_queue, 4,i:   6,292,091 msg/sec
     xenium::michael_scott_queue, 5,s:   6,287,893 msg/sec
     xenium::michael_scott_queue, 5,i:   6,678,679 msg/sec
     xenium::michael_scott_queue, 6,s:   6,518,848 msg/sec
     xenium::michael_scott_queue, 6,i:   6,708,028 msg/sec
     xenium::michael_scott_queue, 7,s:   6,315,407 msg/sec
     xenium::michael_scott_queue, 7,i:   6,416,084 msg/sec
     xenium::michael_scott_queue, 8,s:   6,003,067 msg/sec
     xenium::michael_scott_queue, 8,i:   6,277,977 msg/sec
         xenium::ramalhete_queue, 1,s:  32,674,968 msg/sec
         xenium::ramalhete_queue, 1,i:  31,969,597 msg/sec
         xenium::ramalhete_queue, 2,s:  23,604,134 msg/sec
         xenium::ramalhete_queue, 2,i:  23,325,394 msg/sec
         xenium::ramalhete_queue, 3,s:  29,268,243 msg/sec
         xenium::ramalhete_queue, 3,i:  28,538,533 msg/sec
         xenium::ramalhete_queue, 4,s:  33,911,512 msg/sec
         xenium::ramalhete_queue, 4,i:  33,532,277 msg/sec
         xenium::ramalhete_queue, 5,s:  32,081,125 msg/sec
         xenium::ramalhete_queue, 5,i:  38,717,573 msg/sec
         xenium::ramalhete_queue, 6,s:  34,043,687 msg/sec
         xenium::ramalhete_queue, 6,i:  39,852,436 msg/sec
         xenium::ramalhete_queue, 7,s:  35,269,630 msg/sec
         xenium::ramalhete_queue, 7,i:  41,340,945 msg/sec
         xenium::ramalhete_queue, 8,s:  35,677,447 msg/sec
         xenium::ramalhete_queue, 8,i:  44,213,636 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,368,208 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  66,663,303 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,658,456 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,678,589 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,143,411 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,963,785 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,625,514 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,357,265 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,910,950 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,247,925 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,024,906 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,169,150 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,202,976 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,958,675 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,402,072 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,213,849 msg/sec
                     AtomicQueue, 1,s:  64,149,037 msg/sec
                     AtomicQueue, 1,i:  56,506,618 msg/sec
                     AtomicQueue, 2,s:  12,511,844 msg/sec
                     AtomicQueue, 2,i:  11,726,207 msg/sec
                     AtomicQueue, 3,s:  10,847,560 msg/sec
                     AtomicQueue, 3,i:   9,929,683 msg/sec
                     AtomicQueue, 4,s:   8,240,133 msg/sec
                     AtomicQueue, 4,i:   8,224,835 msg/sec
                     AtomicQueue, 5,s:   8,002,852 msg/sec
                     AtomicQueue, 5,i:   8,067,650 msg/sec
                     AtomicQueue, 6,s:   7,659,844 msg/sec
                     AtomicQueue, 6,i:   7,628,611 msg/sec
                     AtomicQueue, 7,s:   7,169,742 msg/sec
                     AtomicQueue, 7,i:   7,970,926 msg/sec
                     AtomicQueue, 8,s:   6,315,299 msg/sec
                     AtomicQueue, 8,i:   7,459,729 msg/sec
                    AtomicQueueB, 1,s:  44,373,977 msg/sec
                    AtomicQueueB, 1,i:  43,053,708 msg/sec
                    AtomicQueueB, 2,s:  11,744,828 msg/sec
                    AtomicQueueB, 2,i:  11,497,936 msg/sec
                    AtomicQueueB, 3,s:  11,033,942 msg/sec
                    AtomicQueueB, 3,i:  10,113,437 msg/sec
                    AtomicQueueB, 4,s:   8,038,110 msg/sec
                    AtomicQueueB, 4,i:   8,062,584 msg/sec
                    AtomicQueueB, 5,s:   7,564,929 msg/sec
                    AtomicQueueB, 5,i:   7,821,137 msg/sec
                    AtomicQueueB, 6,s:   7,335,992 msg/sec
                    AtomicQueueB, 6,i:   7,508,598 msg/sec
                    AtomicQueueB, 7,s:   6,869,721 msg/sec
                    AtomicQueueB, 7,i:   7,710,588 msg/sec
                    AtomicQueueB, 8,s:   6,203,773 msg/sec
                    AtomicQueueB, 8,i:   6,962,783 msg/sec
             OptimistAtomicQueue, 1,s: 728,284,778 msg/sec
             OptimistAtomicQueue, 1,i: 549,566,199 msg/sec
             OptimistAtomicQueue, 2,s:  32,640,561 msg/sec
             OptimistAtomicQueue, 2,i:  32,746,041 msg/sec
             OptimistAtomicQueue, 3,s:  36,666,460 msg/sec
             OptimistAtomicQueue, 3,i:  37,409,100 msg/sec
             OptimistAtomicQueue, 4,s:  39,266,337 msg/sec
             OptimistAtomicQueue, 4,i:  39,402,722 msg/sec
             OptimistAtomicQueue, 5,s:  42,355,984 msg/sec
             OptimistAtomicQueue, 5,i:  46,285,619 msg/sec
             OptimistAtomicQueue, 6,s:  42,501,069 msg/sec
             OptimistAtomicQueue, 6,i:  49,804,179 msg/sec
             OptimistAtomicQueue, 7,s:  45,286,899 msg/sec
             OptimistAtomicQueue, 7,i:  49,413,166 msg/sec
             OptimistAtomicQueue, 8,s:  46,253,856 msg/sec
             OptimistAtomicQueue, 8,i:  49,332,177 msg/sec
            OptimistAtomicQueueB, 1,s: 120,280,432 msg/sec
            OptimistAtomicQueueB, 1,i: 159,856,186 msg/sec
            OptimistAtomicQueueB, 2,s:  32,210,813 msg/sec
            OptimistAtomicQueueB, 2,i:  32,330,297 msg/sec
            OptimistAtomicQueueB, 3,s:  36,277,608 msg/sec
            OptimistAtomicQueueB, 3,i:  36,993,512 msg/sec
            OptimistAtomicQueueB, 4,s:  38,756,793 msg/sec
            OptimistAtomicQueueB, 4,i:  38,713,302 msg/sec
            OptimistAtomicQueueB, 5,s:  40,231,776 msg/sec
            OptimistAtomicQueueB, 5,i:  46,316,145 msg/sec
            OptimistAtomicQueueB, 6,s:  40,674,771 msg/sec
            OptimistAtomicQueueB, 6,i:  48,908,469 msg/sec
            OptimistAtomicQueueB, 7,s:  42,554,235 msg/sec
            OptimistAtomicQueueB, 7,i:  51,432,820 msg/sec
            OptimistAtomicQueueB, 8,s:  44,498,278 msg/sec
            OptimistAtomicQueueB, 8,i:  49,107,610 msg/sec
                    AtomicQueue2, 1,s:  23,072,010 msg/sec
                    AtomicQueue2, 1,i:  22,992,199 msg/sec
                    AtomicQueue2, 2,s:  12,024,850 msg/sec
                    AtomicQueue2, 2,i:  11,690,931 msg/sec
                    AtomicQueue2, 3,s:   9,456,911 msg/sec
                    AtomicQueue2, 3,i:   9,383,951 msg/sec
                    AtomicQueue2, 4,s:   8,109,593 msg/sec
                    AtomicQueue2, 4,i:   8,022,639 msg/sec
                    AtomicQueue2, 5,s:   7,940,241 msg/sec
                    AtomicQueue2, 5,i:   7,989,037 msg/sec
                    AtomicQueue2, 6,s:   7,680,672 msg/sec
                    AtomicQueue2, 6,i:   7,517,930 msg/sec
                    AtomicQueue2, 7,s:   7,128,456 msg/sec
                    AtomicQueue2, 7,i:   7,886,340 msg/sec
                    AtomicQueue2, 8,s:   6,367,968 msg/sec
                    AtomicQueue2, 8,i:   7,333,110 msg/sec
                   AtomicQueueB2, 1,s:  35,954,506 msg/sec
                   AtomicQueueB2, 1,i:  32,655,428 msg/sec
                   AtomicQueueB2, 2,s:  11,481,613 msg/sec
                   AtomicQueueB2, 2,i:  11,171,414 msg/sec
                   AtomicQueueB2, 3,s:   9,610,449 msg/sec
                   AtomicQueueB2, 3,i:   9,498,017 msg/sec
                   AtomicQueueB2, 4,s:   7,828,751 msg/sec
                   AtomicQueueB2, 4,i:   7,815,484 msg/sec
                   AtomicQueueB2, 5,s:   7,527,852 msg/sec
                   AtomicQueueB2, 5,i:   7,728,238 msg/sec
                   AtomicQueueB2, 6,s:   7,083,323 msg/sec
                   AtomicQueueB2, 6,i:   7,407,779 msg/sec
                   AtomicQueueB2, 7,s:   6,913,269 msg/sec
                   AtomicQueueB2, 7,i:   7,713,895 msg/sec
                   AtomicQueueB2, 8,s:   6,278,399 msg/sec
                   AtomicQueueB2, 8,i:   7,142,738 msg/sec
            OptimistAtomicQueue2, 1,s: 479,926,705 msg/sec
            OptimistAtomicQueue2, 1,i:  30,047,019 msg/sec
            OptimistAtomicQueue2, 2,s:  22,623,662 msg/sec
            OptimistAtomicQueue2, 2,i:  25,070,740 msg/sec
            OptimistAtomicQueue2, 3,s:  30,324,629 msg/sec
            OptimistAtomicQueue2, 3,i:  29,877,123 msg/sec
            OptimistAtomicQueue2, 4,s:  33,305,799 msg/sec
            OptimistAtomicQueue2, 4,i:  33,140,985 msg/sec
            OptimistAtomicQueue2, 5,s:  37,315,759 msg/sec
            OptimistAtomicQueue2, 5,i:  41,901,326 msg/sec
            OptimistAtomicQueue2, 6,s:  40,363,285 msg/sec
            OptimistAtomicQueue2, 6,i:  49,218,667 msg/sec
            OptimistAtomicQueue2, 7,s:  42,669,100 msg/sec
            OptimistAtomicQueue2, 7,i:  51,427,085 msg/sec
            OptimistAtomicQueue2, 8,s:  43,992,176 msg/sec
            OptimistAtomicQueue2, 8,i:  48,418,981 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,161,495 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,884,877 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,164,934 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,826,010 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,728,673 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,066,951 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,315,815 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,274,911 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,473,498 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,527,260 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,047,983 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,214,557 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,329,363 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,604,804 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,349,660 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,222,504 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000115 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000269 sec/round-trip
                      std::mutex: 0.000000441 sec/round-trip
                 tbb::spin_mutex: 0.000000289 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[316] 64m:21s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,906,762 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,656,956 msg/sec
          boost::lockfree::queue, 1,s:   6,898,953 msg/sec
          boost::lockfree::queue, 1,i:   6,918,158 msg/sec
          boost::lockfree::queue, 2,s:   7,562,279 msg/sec
          boost::lockfree::queue, 2,i:   7,463,840 msg/sec
          boost::lockfree::queue, 3,s:   7,325,208 msg/sec
          boost::lockfree::queue, 3,i:   7,640,768 msg/sec
          boost::lockfree::queue, 4,s:   6,419,346 msg/sec
          boost::lockfree::queue, 4,i:   6,796,945 msg/sec
          boost::lockfree::queue, 5,s:   6,424,958 msg/sec
          boost::lockfree::queue, 5,i:   6,472,530 msg/sec
          boost::lockfree::queue, 6,s:   5,989,933 msg/sec
          boost::lockfree::queue, 6,i:   6,075,637 msg/sec
          boost::lockfree::queue, 7,s:   5,934,231 msg/sec
          boost::lockfree::queue, 7,i:   6,020,193 msg/sec
          boost::lockfree::queue, 8,s:   5,444,719 msg/sec
          boost::lockfree::queue, 8,i:   5,578,981 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 349,140,890 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 389,518,561 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,562,891 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,387,515 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,861,493 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,072,938 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,509,530 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,649,783 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,292,127 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,937,765 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,214,111 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,355,922 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,412,818 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,002,245 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,072,624 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,979,049 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  50,766,770 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,197,851 msg/sec
                pthread_spinlock, 1,s:  28,739,610 msg/sec
                pthread_spinlock, 1,i:  25,305,178 msg/sec
                pthread_spinlock, 2,s:  15,528,441 msg/sec
                pthread_spinlock, 2,i:  17,101,079 msg/sec
                pthread_spinlock, 3,s:   8,345,045 msg/sec
                pthread_spinlock, 3,i:  12,062,918 msg/sec
                pthread_spinlock, 4,s:   6,501,190 msg/sec
                pthread_spinlock, 4,i:   8,884,926 msg/sec
                pthread_spinlock, 5,s:   8,565,794 msg/sec
                pthread_spinlock, 5,i:   8,842,661 msg/sec
                pthread_spinlock, 6,s:   8,222,964 msg/sec
                pthread_spinlock, 6,i:   8,853,624 msg/sec
                pthread_spinlock, 7,s:   7,943,261 msg/sec
                pthread_spinlock, 7,i:   7,444,547 msg/sec
                pthread_spinlock, 8,s:   6,841,640 msg/sec
                pthread_spinlock, 8,i:   7,295,255 msg/sec
                      std::mutex, 1,s:   7,070,188 msg/sec
                      std::mutex, 1,i:   7,522,685 msg/sec
                      std::mutex, 2,s:   5,965,524 msg/sec
                      std::mutex, 2,i:   6,106,867 msg/sec
                      std::mutex, 3,s:   6,104,953 msg/sec
                      std::mutex, 3,i:   6,033,128 msg/sec
                      std::mutex, 4,s:   6,239,345 msg/sec
                      std::mutex, 4,i:   6,172,722 msg/sec
                      std::mutex, 5,s:   5,966,073 msg/sec
                      std::mutex, 5,i:   6,095,490 msg/sec
                      std::mutex, 6,s:   5,876,991 msg/sec
                      std::mutex, 6,i:   5,867,108 msg/sec
                      std::mutex, 7,s:   5,743,582 msg/sec
                      std::mutex, 7,i:   5,745,492 msg/sec
                      std::mutex, 8,s:   5,622,467 msg/sec
                      std::mutex, 8,i:   5,688,766 msg/sec
                 tbb::spin_mutex, 1,s:  37,761,523 msg/sec
                 tbb::spin_mutex, 1,i:  37,574,704 msg/sec
                 tbb::spin_mutex, 2,s:  21,152,311 msg/sec
                 tbb::spin_mutex, 2,i:  18,270,332 msg/sec
                 tbb::spin_mutex, 3,s:   7,403,045 msg/sec
                 tbb::spin_mutex, 3,i:  10,469,009 msg/sec
                 tbb::spin_mutex, 4,s:   3,153,830 msg/sec
                 tbb::spin_mutex, 4,i:   6,436,732 msg/sec
                 tbb::spin_mutex, 5,s:   5,442,436 msg/sec
                 tbb::spin_mutex, 5,i:   5,622,739 msg/sec
                 tbb::spin_mutex, 6,s:   5,288,190 msg/sec
                 tbb::spin_mutex, 6,i:   4,385,488 msg/sec
                 tbb::spin_mutex, 7,s:   4,650,520 msg/sec
                 tbb::spin_mutex, 7,i:   4,344,705 msg/sec
                 tbb::spin_mutex, 8,s:   4,240,987 msg/sec
                 tbb::spin_mutex, 8,i:   4,061,683 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,176,836 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,055,378 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,708,751 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,025,500 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,442,899 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,579,780 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,335,015 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,283,684 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,737,713 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,772,733 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,723,550 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,977,173 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,943,540 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,067,815 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,871,642 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,140,270 msg/sec
     xenium::michael_scott_queue, 1,s:   9,301,221 msg/sec
     xenium::michael_scott_queue, 1,i:   9,113,809 msg/sec
     xenium::michael_scott_queue, 2,s:   8,419,816 msg/sec
     xenium::michael_scott_queue, 2,i:   8,527,542 msg/sec
     xenium::michael_scott_queue, 3,s:   7,196,358 msg/sec
     xenium::michael_scott_queue, 3,i:   7,521,054 msg/sec
     xenium::michael_scott_queue, 4,s:   6,345,849 msg/sec
     xenium::michael_scott_queue, 4,i:   6,352,502 msg/sec
     xenium::michael_scott_queue, 5,s:   6,348,616 msg/sec
     xenium::michael_scott_queue, 5,i:   6,621,708 msg/sec
     xenium::michael_scott_queue, 6,s:   6,591,456 msg/sec
     xenium::michael_scott_queue, 6,i:   6,730,170 msg/sec
     xenium::michael_scott_queue, 7,s:   6,298,769 msg/sec
     xenium::michael_scott_queue, 7,i:   6,518,613 msg/sec
     xenium::michael_scott_queue, 8,s:   6,066,876 msg/sec
     xenium::michael_scott_queue, 8,i:   6,100,194 msg/sec
         xenium::ramalhete_queue, 1,s:  31,558,416 msg/sec
         xenium::ramalhete_queue, 1,i:  31,672,004 msg/sec
         xenium::ramalhete_queue, 2,s:  24,516,211 msg/sec
         xenium::ramalhete_queue, 2,i:  23,341,311 msg/sec
         xenium::ramalhete_queue, 3,s:  29,116,103 msg/sec
         xenium::ramalhete_queue, 3,i:  28,379,364 msg/sec
         xenium::ramalhete_queue, 4,s:  33,779,726 msg/sec
         xenium::ramalhete_queue, 4,i:  33,522,086 msg/sec
         xenium::ramalhete_queue, 5,s:  32,005,272 msg/sec
         xenium::ramalhete_queue, 5,i:  36,203,717 msg/sec
         xenium::ramalhete_queue, 6,s:  34,131,131 msg/sec
         xenium::ramalhete_queue, 6,i:  38,979,652 msg/sec
         xenium::ramalhete_queue, 7,s:  35,012,760 msg/sec
         xenium::ramalhete_queue, 7,i:  40,925,039 msg/sec
         xenium::ramalhete_queue, 8,s:  35,508,393 msg/sec
         xenium::ramalhete_queue, 8,i:  43,855,037 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,335,982 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,346,910 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,031,382 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,594,649 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,596,708 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,715,412 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,424,739 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,339,914 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,205,581 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,337,415 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,985,173 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,270,805 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,143,087 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,077,862 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,393,672 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,530,823 msg/sec
                     AtomicQueue, 1,s:  58,565,657 msg/sec
                     AtomicQueue, 1,i:  56,405,458 msg/sec
                     AtomicQueue, 2,s:  12,278,797 msg/sec
                     AtomicQueue, 2,i:  11,740,058 msg/sec
                     AtomicQueue, 3,s:  10,754,081 msg/sec
                     AtomicQueue, 3,i:   9,969,362 msg/sec
                     AtomicQueue, 4,s:   8,218,606 msg/sec
                     AtomicQueue, 4,i:   8,199,266 msg/sec
                     AtomicQueue, 5,s:   8,001,985 msg/sec
                     AtomicQueue, 5,i:   8,094,152 msg/sec
                     AtomicQueue, 6,s:   7,752,031 msg/sec
                     AtomicQueue, 6,i:   7,609,145 msg/sec
                     AtomicQueue, 7,s:   7,192,381 msg/sec
                     AtomicQueue, 7,i:   7,994,363 msg/sec
                     AtomicQueue, 8,s:   6,350,236 msg/sec
                     AtomicQueue, 8,i:   7,472,931 msg/sec
                    AtomicQueueB, 1,s:  43,904,357 msg/sec
                    AtomicQueueB, 1,i:  43,036,957 msg/sec
                    AtomicQueueB, 2,s:  11,673,387 msg/sec
                    AtomicQueueB, 2,i:  11,501,939 msg/sec
                    AtomicQueueB, 3,s:  10,992,916 msg/sec
                    AtomicQueueB, 3,i:  10,185,643 msg/sec
                    AtomicQueueB, 4,s:   8,018,477 msg/sec
                    AtomicQueueB, 4,i:   7,881,009 msg/sec
                    AtomicQueueB, 5,s:   7,655,452 msg/sec
                    AtomicQueueB, 5,i:   7,770,637 msg/sec
                    AtomicQueueB, 6,s:   7,390,712 msg/sec
                    AtomicQueueB, 6,i:   7,530,550 msg/sec
                    AtomicQueueB, 7,s:   6,845,703 msg/sec
                    AtomicQueueB, 7,i:   7,703,296 msg/sec
                    AtomicQueueB, 8,s:   6,198,493 msg/sec
                    AtomicQueueB, 8,i:   7,132,061 msg/sec
             OptimistAtomicQueue, 1,s: 781,542,315 msg/sec
             OptimistAtomicQueue, 1,i: 607,752,459 msg/sec
             OptimistAtomicQueue, 2,s:  32,149,850 msg/sec
             OptimistAtomicQueue, 2,i:  32,238,949 msg/sec
             OptimistAtomicQueue, 3,s:  36,602,949 msg/sec
             OptimistAtomicQueue, 3,i:  37,399,797 msg/sec
             OptimistAtomicQueue, 4,s:  39,281,848 msg/sec
             OptimistAtomicQueue, 4,i:  39,423,334 msg/sec
             OptimistAtomicQueue, 5,s:  41,688,916 msg/sec
             OptimistAtomicQueue, 5,i:  46,216,369 msg/sec
             OptimistAtomicQueue, 6,s:  42,660,400 msg/sec
             OptimistAtomicQueue, 6,i:  50,419,924 msg/sec
             OptimistAtomicQueue, 7,s:  44,070,721 msg/sec
             OptimistAtomicQueue, 7,i:  49,104,185 msg/sec
             OptimistAtomicQueue, 8,s:  46,468,940 msg/sec
             OptimistAtomicQueue, 8,i:  49,399,065 msg/sec
            OptimistAtomicQueueB, 1,s:  77,965,894 msg/sec
            OptimistAtomicQueueB, 1,i: 194,800,701 msg/sec
            OptimistAtomicQueueB, 2,s:  32,192,901 msg/sec
            OptimistAtomicQueueB, 2,i:  32,274,284 msg/sec
            OptimistAtomicQueueB, 3,s:  36,345,572 msg/sec
            OptimistAtomicQueueB, 3,i:  36,813,400 msg/sec
            OptimistAtomicQueueB, 4,s:  38,649,773 msg/sec
            OptimistAtomicQueueB, 4,i:  38,572,928 msg/sec
            OptimistAtomicQueueB, 5,s:  39,115,030 msg/sec
            OptimistAtomicQueueB, 5,i:  45,325,995 msg/sec
            OptimistAtomicQueueB, 6,s:  41,428,204 msg/sec
            OptimistAtomicQueueB, 6,i:  48,526,058 msg/sec
            OptimistAtomicQueueB, 7,s:  41,735,785 msg/sec
            OptimistAtomicQueueB, 7,i:  47,996,881 msg/sec
            OptimistAtomicQueueB, 8,s:  44,546,183 msg/sec
            OptimistAtomicQueueB, 8,i:  47,919,680 msg/sec
                    AtomicQueue2, 1,s:  22,841,007 msg/sec
                    AtomicQueue2, 1,i:  22,858,825 msg/sec
                    AtomicQueue2, 2,s:  11,859,902 msg/sec
                    AtomicQueue2, 2,i:  11,464,636 msg/sec
                    AtomicQueue2, 3,s:   9,382,531 msg/sec
                    AtomicQueue2, 3,i:   9,492,592 msg/sec
                    AtomicQueue2, 4,s:   8,028,163 msg/sec
                    AtomicQueue2, 4,i:   8,060,157 msg/sec
                    AtomicQueue2, 5,s:   7,946,103 msg/sec
                    AtomicQueue2, 5,i:   8,045,659 msg/sec
                    AtomicQueue2, 6,s:   7,765,473 msg/sec
                    AtomicQueue2, 6,i:   7,528,654 msg/sec
                    AtomicQueue2, 7,s:   7,141,952 msg/sec
                    AtomicQueue2, 7,i:   7,887,851 msg/sec
                    AtomicQueue2, 8,s:   6,389,209 msg/sec
                    AtomicQueue2, 8,i:   7,253,300 msg/sec
                   AtomicQueueB2, 1,s:  36,165,363 msg/sec
                   AtomicQueueB2, 1,i:  36,055,396 msg/sec
                   AtomicQueueB2, 2,s:  11,351,083 msg/sec
                   AtomicQueueB2, 2,i:  11,131,512 msg/sec
                   AtomicQueueB2, 3,s:   9,607,162 msg/sec
                   AtomicQueueB2, 3,i:   9,469,035 msg/sec
                   AtomicQueueB2, 4,s:   7,971,339 msg/sec
                   AtomicQueueB2, 4,i:   7,838,166 msg/sec
                   AtomicQueueB2, 5,s:   7,533,655 msg/sec
                   AtomicQueueB2, 5,i:   7,756,480 msg/sec
                   AtomicQueueB2, 6,s:   7,114,368 msg/sec
                   AtomicQueueB2, 6,i:   7,421,107 msg/sec
                   AtomicQueueB2, 7,s:   6,895,111 msg/sec
                   AtomicQueueB2, 7,i:   7,721,885 msg/sec
                   AtomicQueueB2, 8,s:   6,275,070 msg/sec
                   AtomicQueueB2, 8,i:   7,113,573 msg/sec
            OptimistAtomicQueue2, 1,s:  79,732,527 msg/sec
            OptimistAtomicQueue2, 1,i:  29,691,926 msg/sec
            OptimistAtomicQueue2, 2,s:  24,276,292 msg/sec
            OptimistAtomicQueue2, 2,i:  24,024,717 msg/sec
            OptimistAtomicQueue2, 3,s:  29,880,060 msg/sec
            OptimistAtomicQueue2, 3,i:  30,471,480 msg/sec
            OptimistAtomicQueue2, 4,s:  33,160,171 msg/sec
            OptimistAtomicQueue2, 4,i:  33,953,965 msg/sec
            OptimistAtomicQueue2, 5,s:  37,476,851 msg/sec
            OptimistAtomicQueue2, 5,i:  41,854,306 msg/sec
            OptimistAtomicQueue2, 6,s:  40,227,063 msg/sec
            OptimistAtomicQueue2, 6,i:  49,106,710 msg/sec
            OptimistAtomicQueue2, 7,s:  43,313,012 msg/sec
            OptimistAtomicQueue2, 7,i:  48,190,276 msg/sec
            OptimistAtomicQueue2, 8,s:  43,900,048 msg/sec
            OptimistAtomicQueue2, 8,i:  48,348,367 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,723,180 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,937,593 msg/sec
           OptimistAtomicQueueB2, 2,s:  29,173,766 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,750,123 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,330,587 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,067,857 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,971,155 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,910,603 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,306,553 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,471,369 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,285,008 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,213,686 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,922,237 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,158,511 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,265,146 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,196,835 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000131 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000252 sec/round-trip
                      std::mutex: 0.000000514 sec/round-trip
                 tbb::spin_mutex: 0.000000273 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000304 sec/round-trip
     xenium::michael_scott_queue: 0.000000382 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000182 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[317] 63m:1s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,845,630 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,934,299 msg/sec
          boost::lockfree::queue, 1,s:   6,825,387 msg/sec
          boost::lockfree::queue, 1,i:   6,927,299 msg/sec
          boost::lockfree::queue, 2,s:   7,529,076 msg/sec
          boost::lockfree::queue, 2,i:   7,492,252 msg/sec
          boost::lockfree::queue, 3,s:   7,390,481 msg/sec
          boost::lockfree::queue, 3,i:   7,486,130 msg/sec
          boost::lockfree::queue, 4,s:   6,419,308 msg/sec
          boost::lockfree::queue, 4,i:   6,787,121 msg/sec
          boost::lockfree::queue, 5,s:   6,410,672 msg/sec
          boost::lockfree::queue, 5,i:   6,549,332 msg/sec
          boost::lockfree::queue, 6,s:   5,999,364 msg/sec
          boost::lockfree::queue, 6,i:   6,116,600 msg/sec
          boost::lockfree::queue, 7,s:   5,975,927 msg/sec
          boost::lockfree::queue, 7,i:   6,105,917 msg/sec
          boost::lockfree::queue, 8,s:   5,473,131 msg/sec
          boost::lockfree::queue, 8,i:   5,667,561 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 528,996,479 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 528,837,928 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,888,565 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,824,003 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,854,500 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,619,014 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,067,417 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,357,482 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,839,793 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,381,485 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,503,103 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,658,256 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,781,949 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,980,873 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,989,729 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,315,272 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,185,033 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,015,954 msg/sec
                pthread_spinlock, 1,s:  28,731,802 msg/sec
                pthread_spinlock, 1,i:  25,404,377 msg/sec
                pthread_spinlock, 2,s:  16,061,043 msg/sec
                pthread_spinlock, 2,i:  18,027,620 msg/sec
                pthread_spinlock, 3,s:   8,299,267 msg/sec
                pthread_spinlock, 3,i:  11,983,601 msg/sec
                pthread_spinlock, 4,s:   6,501,858 msg/sec
                pthread_spinlock, 4,i:   9,104,389 msg/sec
                pthread_spinlock, 5,s:   8,613,957 msg/sec
                pthread_spinlock, 5,i:   9,388,378 msg/sec
                pthread_spinlock, 6,s:   8,492,819 msg/sec
                pthread_spinlock, 6,i:   9,133,974 msg/sec
                pthread_spinlock, 7,s:   7,574,159 msg/sec
                pthread_spinlock, 7,i:   7,744,958 msg/sec
                pthread_spinlock, 8,s:   6,686,125 msg/sec
                pthread_spinlock, 8,i:   6,803,916 msg/sec
                      std::mutex, 1,s:   6,270,540 msg/sec
                      std::mutex, 1,i:   6,495,187 msg/sec
                      std::mutex, 2,s:   5,432,749 msg/sec
                      std::mutex, 2,i:   5,564,475 msg/sec
                      std::mutex, 3,s:   4,955,859 msg/sec
                      std::mutex, 3,i:   5,857,861 msg/sec
                      std::mutex, 4,s:   6,192,678 msg/sec
                      std::mutex, 4,i:   6,263,636 msg/sec
                      std::mutex, 5,s:   6,054,644 msg/sec
                      std::mutex, 5,i:   5,642,880 msg/sec
                      std::mutex, 6,s:   5,937,097 msg/sec
                      std::mutex, 6,i:   5,936,876 msg/sec
                      std::mutex, 7,s:   5,847,692 msg/sec
                      std::mutex, 7,i:   5,868,629 msg/sec
                      std::mutex, 8,s:   5,697,326 msg/sec
                      std::mutex, 8,i:   5,712,194 msg/sec
                 tbb::spin_mutex, 1,s:  37,690,471 msg/sec
                 tbb::spin_mutex, 1,i:  32,983,090 msg/sec
                 tbb::spin_mutex, 2,s:  21,216,050 msg/sec
                 tbb::spin_mutex, 2,i:  18,435,280 msg/sec
                 tbb::spin_mutex, 3,s:   7,301,820 msg/sec
                 tbb::spin_mutex, 3,i:  10,096,000 msg/sec
                 tbb::spin_mutex, 4,s:   3,077,129 msg/sec
                 tbb::spin_mutex, 4,i:   6,341,743 msg/sec
                 tbb::spin_mutex, 5,s:   5,434,671 msg/sec
                 tbb::spin_mutex, 5,i:   5,826,363 msg/sec
                 tbb::spin_mutex, 6,s:   5,351,105 msg/sec
                 tbb::spin_mutex, 6,i:   4,386,603 msg/sec
                 tbb::spin_mutex, 7,s:   4,821,860 msg/sec
                 tbb::spin_mutex, 7,i:   4,271,937 msg/sec
                 tbb::spin_mutex, 8,s:   4,260,243 msg/sec
                 tbb::spin_mutex, 8,i:   4,129,645 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,569,135 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,732,946 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,740,070 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,851,677 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,463,895 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,719,973 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,098,024 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,365,866 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,718,805 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,756,985 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,933,050 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,009,623 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,795,115 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,198,245 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,641,871 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,308,170 msg/sec
     xenium::michael_scott_queue, 1,s:  10,087,393 msg/sec
     xenium::michael_scott_queue, 1,i:   9,776,971 msg/sec
     xenium::michael_scott_queue, 2,s:   8,543,925 msg/sec
     xenium::michael_scott_queue, 2,i:   8,526,045 msg/sec
     xenium::michael_scott_queue, 3,s:   7,083,634 msg/sec
     xenium::michael_scott_queue, 3,i:   7,617,807 msg/sec
     xenium::michael_scott_queue, 4,s:   6,269,245 msg/sec
     xenium::michael_scott_queue, 4,i:   6,359,989 msg/sec
     xenium::michael_scott_queue, 5,s:   6,312,425 msg/sec
     xenium::michael_scott_queue, 5,i:   6,693,104 msg/sec
     xenium::michael_scott_queue, 6,s:   6,536,765 msg/sec
     xenium::michael_scott_queue, 6,i:   7,041,690 msg/sec
     xenium::michael_scott_queue, 7,s:   6,302,019 msg/sec
     xenium::michael_scott_queue, 7,i:   6,614,848 msg/sec
     xenium::michael_scott_queue, 8,s:   6,003,203 msg/sec
     xenium::michael_scott_queue, 8,i:   6,132,496 msg/sec
         xenium::ramalhete_queue, 1,s:  31,887,695 msg/sec
         xenium::ramalhete_queue, 1,i:  31,984,268 msg/sec
         xenium::ramalhete_queue, 2,s:  23,646,158 msg/sec
         xenium::ramalhete_queue, 2,i:  23,370,042 msg/sec
         xenium::ramalhete_queue, 3,s:  29,128,743 msg/sec
         xenium::ramalhete_queue, 3,i:  28,527,818 msg/sec
         xenium::ramalhete_queue, 4,s:  33,805,965 msg/sec
         xenium::ramalhete_queue, 4,i:  33,396,977 msg/sec
         xenium::ramalhete_queue, 5,s:  32,198,050 msg/sec
         xenium::ramalhete_queue, 5,i:  38,353,456 msg/sec
         xenium::ramalhete_queue, 6,s:  33,940,708 msg/sec
         xenium::ramalhete_queue, 6,i:  40,179,054 msg/sec
         xenium::ramalhete_queue, 7,s:  35,140,809 msg/sec
         xenium::ramalhete_queue, 7,i:  41,770,518 msg/sec
         xenium::ramalhete_queue, 8,s:  35,554,128 msg/sec
         xenium::ramalhete_queue, 8,i:  43,899,102 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,099,282 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  93,477,233 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,269,769 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,896,282 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,643,239 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,534,892 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,645,065 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,241,712 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,898,028 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,167,498 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,951,752 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,550,125 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,245,152 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,024,447 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,389,653 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,349,770 msg/sec
                     AtomicQueue, 1,s:  57,597,643 msg/sec
                     AtomicQueue, 1,i:  55,313,844 msg/sec
                     AtomicQueue, 2,s:  12,312,741 msg/sec
                     AtomicQueue, 2,i:  11,748,103 msg/sec
                     AtomicQueue, 3,s:  10,817,870 msg/sec
                     AtomicQueue, 3,i:   9,926,883 msg/sec
                     AtomicQueue, 4,s:   8,251,520 msg/sec
                     AtomicQueue, 4,i:   8,179,867 msg/sec
                     AtomicQueue, 5,s:   7,980,758 msg/sec
                     AtomicQueue, 5,i:   8,090,349 msg/sec
                     AtomicQueue, 6,s:   7,840,159 msg/sec
                     AtomicQueue, 6,i:   7,596,072 msg/sec
                     AtomicQueue, 7,s:   7,094,831 msg/sec
                     AtomicQueue, 7,i:   7,982,113 msg/sec
                     AtomicQueue, 8,s:   6,344,223 msg/sec
                     AtomicQueue, 8,i:   7,485,067 msg/sec
                    AtomicQueueB, 1,s:  82,887,302 msg/sec
                    AtomicQueueB, 1,i:  43,074,863 msg/sec
                    AtomicQueueB, 2,s:  11,955,870 msg/sec
                    AtomicQueueB, 2,i:  11,506,337 msg/sec
                    AtomicQueueB, 3,s:  10,906,184 msg/sec
                    AtomicQueueB, 3,i:  10,207,251 msg/sec
                    AtomicQueueB, 4,s:   8,094,167 msg/sec
                    AtomicQueueB, 4,i:   7,965,613 msg/sec
                    AtomicQueueB, 5,s:   7,608,059 msg/sec
                    AtomicQueueB, 5,i:   7,759,113 msg/sec
                    AtomicQueueB, 6,s:   7,356,179 msg/sec
                    AtomicQueueB, 6,i:   7,482,700 msg/sec
                    AtomicQueueB, 7,s:   6,820,255 msg/sec
                    AtomicQueueB, 7,i:   7,666,029 msg/sec
                    AtomicQueueB, 8,s:   6,213,629 msg/sec
                    AtomicQueueB, 8,i:   7,170,351 msg/sec
             OptimistAtomicQueue, 1,s: 719,694,345 msg/sec
             OptimistAtomicQueue, 1,i: 561,894,032 msg/sec
             OptimistAtomicQueue, 2,s:  32,116,046 msg/sec
             OptimistAtomicQueue, 2,i:  32,202,863 msg/sec
             OptimistAtomicQueue, 3,s:  36,616,936 msg/sec
             OptimistAtomicQueue, 3,i:  37,303,904 msg/sec
             OptimistAtomicQueue, 4,s:  39,283,742 msg/sec
             OptimistAtomicQueue, 4,i:  39,413,226 msg/sec
             OptimistAtomicQueue, 5,s:  41,681,178 msg/sec
             OptimistAtomicQueue, 5,i:  46,312,175 msg/sec
             OptimistAtomicQueue, 6,s:  41,632,399 msg/sec
             OptimistAtomicQueue, 6,i:  50,511,974 msg/sec
             OptimistAtomicQueue, 7,s:  44,124,809 msg/sec
             OptimistAtomicQueue, 7,i:  49,251,376 msg/sec
             OptimistAtomicQueue, 8,s:  46,366,436 msg/sec
             OptimistAtomicQueue, 8,i:  48,936,538 msg/sec
            OptimistAtomicQueueB, 1,s: 163,442,704 msg/sec
            OptimistAtomicQueueB, 1,i:  80,291,503 msg/sec
            OptimistAtomicQueueB, 2,s:  32,092,117 msg/sec
            OptimistAtomicQueueB, 2,i:  32,383,154 msg/sec
            OptimistAtomicQueueB, 3,s:  36,307,356 msg/sec
            OptimistAtomicQueueB, 3,i:  36,869,304 msg/sec
            OptimistAtomicQueueB, 4,s:  38,750,756 msg/sec
            OptimistAtomicQueueB, 4,i:  38,637,575 msg/sec
            OptimistAtomicQueueB, 5,s:  41,164,522 msg/sec
            OptimistAtomicQueueB, 5,i:  46,147,257 msg/sec
            OptimistAtomicQueueB, 6,s:  41,203,147 msg/sec
            OptimistAtomicQueueB, 6,i:  49,261,621 msg/sec
            OptimistAtomicQueueB, 7,s:  42,360,490 msg/sec
            OptimistAtomicQueueB, 7,i:  47,899,360 msg/sec
            OptimistAtomicQueueB, 8,s:  44,457,112 msg/sec
            OptimistAtomicQueueB, 8,i:  48,758,657 msg/sec
                    AtomicQueue2, 1,s:  22,898,896 msg/sec
                    AtomicQueue2, 1,i:  22,885,088 msg/sec
                    AtomicQueue2, 2,s:  11,755,150 msg/sec
                    AtomicQueue2, 2,i:  11,375,889 msg/sec
                    AtomicQueue2, 3,s:   9,907,732 msg/sec
                    AtomicQueue2, 3,i:   9,361,167 msg/sec
                    AtomicQueue2, 4,s:   8,123,036 msg/sec
                    AtomicQueue2, 4,i:   8,054,496 msg/sec
                    AtomicQueue2, 5,s:   7,919,275 msg/sec
                    AtomicQueue2, 5,i:   8,018,867 msg/sec
                    AtomicQueue2, 6,s:   7,725,218 msg/sec
                    AtomicQueue2, 6,i:   7,544,684 msg/sec
                    AtomicQueue2, 7,s:   7,101,987 msg/sec
                    AtomicQueue2, 7,i:   7,898,188 msg/sec
                    AtomicQueue2, 8,s:   6,389,896 msg/sec
                    AtomicQueue2, 8,i:   7,349,941 msg/sec
                   AtomicQueueB2, 1,s:  36,251,286 msg/sec
                   AtomicQueueB2, 1,i:  32,954,905 msg/sec
                   AtomicQueueB2, 2,s:  11,456,417 msg/sec
                   AtomicQueueB2, 2,i:  11,110,745 msg/sec
                   AtomicQueueB2, 3,s:   9,682,896 msg/sec
                   AtomicQueueB2, 3,i:   9,545,643 msg/sec
                   AtomicQueueB2, 4,s:   7,928,059 msg/sec
                   AtomicQueueB2, 4,i:   7,885,955 msg/sec
                   AtomicQueueB2, 5,s:   7,569,328 msg/sec
                   AtomicQueueB2, 5,i:   7,668,352 msg/sec
                   AtomicQueueB2, 6,s:   7,265,059 msg/sec
                   AtomicQueueB2, 6,i:   7,430,590 msg/sec
                   AtomicQueueB2, 7,s:   6,809,102 msg/sec
                   AtomicQueueB2, 7,i:   7,695,845 msg/sec
                   AtomicQueueB2, 8,s:   6,275,305 msg/sec
                   AtomicQueueB2, 8,i:   7,079,421 msg/sec
            OptimistAtomicQueue2, 1,s: 635,823,605 msg/sec
            OptimistAtomicQueue2, 1,i:  29,460,333 msg/sec
            OptimistAtomicQueue2, 2,s:  26,439,641 msg/sec
            OptimistAtomicQueue2, 2,i:  26,007,953 msg/sec
            OptimistAtomicQueue2, 3,s:  30,325,776 msg/sec
            OptimistAtomicQueue2, 3,i:  29,950,923 msg/sec
            OptimistAtomicQueue2, 4,s:  33,427,097 msg/sec
            OptimistAtomicQueue2, 4,i:  33,015,538 msg/sec
            OptimistAtomicQueue2, 5,s:  37,025,327 msg/sec
            OptimistAtomicQueue2, 5,i:  40,178,822 msg/sec
            OptimistAtomicQueue2, 6,s:  39,943,004 msg/sec
            OptimistAtomicQueue2, 6,i:  49,283,801 msg/sec
            OptimistAtomicQueue2, 7,s:  42,674,339 msg/sec
            OptimistAtomicQueue2, 7,i:  48,062,575 msg/sec
            OptimistAtomicQueue2, 8,s:  44,003,405 msg/sec
            OptimistAtomicQueue2, 8,i:  48,413,146 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,448,488 msg/sec
           OptimistAtomicQueueB2, 1,i:  73,272,914 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,830,621 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,168,349 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,649,099 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,068,571 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,596,200 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,869,198 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,678,946 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,180,582 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,527,600 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,343,903 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,119,345 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,059,083 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,436,304 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,142,217 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000151 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000249 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000277 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000157 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[318] 61m:42s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,871,679 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,354,907 msg/sec
          boost::lockfree::queue, 1,s:   6,810,376 msg/sec
          boost::lockfree::queue, 1,i:   6,918,667 msg/sec
          boost::lockfree::queue, 2,s:   7,586,633 msg/sec
          boost::lockfree::queue, 2,i:   7,575,290 msg/sec
          boost::lockfree::queue, 3,s:   7,458,286 msg/sec
          boost::lockfree::queue, 3,i:   7,538,050 msg/sec
          boost::lockfree::queue, 4,s:   6,424,394 msg/sec
          boost::lockfree::queue, 4,i:   6,827,943 msg/sec
          boost::lockfree::queue, 5,s:   6,409,690 msg/sec
          boost::lockfree::queue, 5,i:   6,464,298 msg/sec
          boost::lockfree::queue, 6,s:   5,990,904 msg/sec
          boost::lockfree::queue, 6,i:   6,116,620 msg/sec
          boost::lockfree::queue, 7,s:   6,037,365 msg/sec
          boost::lockfree::queue, 7,i:   6,060,823 msg/sec
          boost::lockfree::queue, 8,s:   5,461,168 msg/sec
          boost::lockfree::queue, 8,i:   5,596,720 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 112,465,900 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 112,603,650 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,151,996 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,808,732 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,201,545 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,722,954 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,316,900 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,602,616 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,125,818 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,179,235 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,357,951 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,258,266 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,446,648 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,095,354 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,211,209 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,791,401 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,273,113 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,611,664 msg/sec
                pthread_spinlock, 1,s:  28,773,273 msg/sec
                pthread_spinlock, 1,i:  25,325,911 msg/sec
                pthread_spinlock, 2,s:  16,465,599 msg/sec
                pthread_spinlock, 2,i:  17,204,911 msg/sec
                pthread_spinlock, 3,s:   8,401,909 msg/sec
                pthread_spinlock, 3,i:  12,022,071 msg/sec
                pthread_spinlock, 4,s:   6,455,414 msg/sec
                pthread_spinlock, 4,i:   8,837,635 msg/sec
                pthread_spinlock, 5,s:   8,667,140 msg/sec
                pthread_spinlock, 5,i:   9,439,414 msg/sec
                pthread_spinlock, 6,s:   8,279,085 msg/sec
                pthread_spinlock, 6,i:   8,439,844 msg/sec
                pthread_spinlock, 7,s:   7,526,415 msg/sec
                pthread_spinlock, 7,i:   7,899,155 msg/sec
                pthread_spinlock, 8,s:   6,660,386 msg/sec
                pthread_spinlock, 8,i:   6,967,899 msg/sec
                      std::mutex, 1,s:   5,946,790 msg/sec
                      std::mutex, 1,i:   6,322,230 msg/sec
                      std::mutex, 2,s:   5,299,630 msg/sec
                      std::mutex, 2,i:   5,492,404 msg/sec
                      std::mutex, 3,s:   4,724,365 msg/sec
                      std::mutex, 3,i:   4,899,996 msg/sec
                      std::mutex, 4,s:   5,980,878 msg/sec
                      std::mutex, 4,i:   6,157,287 msg/sec
                      std::mutex, 5,s:   5,921,341 msg/sec
                      std::mutex, 5,i:   5,967,916 msg/sec
                      std::mutex, 6,s:   5,867,963 msg/sec
                      std::mutex, 6,i:   5,933,418 msg/sec
                      std::mutex, 7,s:   5,819,519 msg/sec
                      std::mutex, 7,i:   5,824,581 msg/sec
                      std::mutex, 8,s:   5,724,554 msg/sec
                      std::mutex, 8,i:   5,691,081 msg/sec
                 tbb::spin_mutex, 1,s:  37,759,048 msg/sec
                 tbb::spin_mutex, 1,i:  37,470,380 msg/sec
                 tbb::spin_mutex, 2,s:  21,137,365 msg/sec
                 tbb::spin_mutex, 2,i:  18,432,134 msg/sec
                 tbb::spin_mutex, 3,s:   8,321,469 msg/sec
                 tbb::spin_mutex, 3,i:  10,231,502 msg/sec
                 tbb::spin_mutex, 4,s:   3,247,119 msg/sec
                 tbb::spin_mutex, 4,i:   6,347,302 msg/sec
                 tbb::spin_mutex, 5,s:   5,373,846 msg/sec
                 tbb::spin_mutex, 5,i:   5,397,587 msg/sec
                 tbb::spin_mutex, 6,s:   5,364,086 msg/sec
                 tbb::spin_mutex, 6,i:   4,387,767 msg/sec
                 tbb::spin_mutex, 7,s:   4,838,425 msg/sec
                 tbb::spin_mutex, 7,i:   4,310,912 msg/sec
                 tbb::spin_mutex, 8,s:   4,266,113 msg/sec
                 tbb::spin_mutex, 8,i:   4,125,428 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,863,822 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,389,305 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,756,340 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,976,883 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,313,426 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,539,001 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,394,259 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,225,130 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,652,777 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,734,798 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,749,252 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,035,647 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,937,154 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,966,934 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,869,255 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,108,408 msg/sec
     xenium::michael_scott_queue, 1,s:  10,082,480 msg/sec
     xenium::michael_scott_queue, 1,i:   9,956,623 msg/sec
     xenium::michael_scott_queue, 2,s:   8,484,029 msg/sec
     xenium::michael_scott_queue, 2,i:   8,538,378 msg/sec
     xenium::michael_scott_queue, 3,s:   7,079,555 msg/sec
     xenium::michael_scott_queue, 3,i:   7,588,338 msg/sec
     xenium::michael_scott_queue, 4,s:   6,284,810 msg/sec
     xenium::michael_scott_queue, 4,i:   6,325,264 msg/sec
     xenium::michael_scott_queue, 5,s:   6,302,610 msg/sec
     xenium::michael_scott_queue, 5,i:   6,660,712 msg/sec
     xenium::michael_scott_queue, 6,s:   6,561,657 msg/sec
     xenium::michael_scott_queue, 6,i:   6,696,982 msg/sec
     xenium::michael_scott_queue, 7,s:   6,268,930 msg/sec
     xenium::michael_scott_queue, 7,i:   6,691,285 msg/sec
     xenium::michael_scott_queue, 8,s:   6,035,375 msg/sec
     xenium::michael_scott_queue, 8,i:   6,118,920 msg/sec
         xenium::ramalhete_queue, 1,s:  32,629,676 msg/sec
         xenium::ramalhete_queue, 1,i:  32,441,397 msg/sec
         xenium::ramalhete_queue, 2,s:  23,474,001 msg/sec
         xenium::ramalhete_queue, 2,i:  23,334,840 msg/sec
         xenium::ramalhete_queue, 3,s:  29,266,039 msg/sec
         xenium::ramalhete_queue, 3,i:  28,575,397 msg/sec
         xenium::ramalhete_queue, 4,s:  33,979,473 msg/sec
         xenium::ramalhete_queue, 4,i:  33,520,723 msg/sec
         xenium::ramalhete_queue, 5,s:  32,137,677 msg/sec
         xenium::ramalhete_queue, 5,i:  38,481,865 msg/sec
         xenium::ramalhete_queue, 6,s:  33,967,906 msg/sec
         xenium::ramalhete_queue, 6,i:  39,000,852 msg/sec
         xenium::ramalhete_queue, 7,s:  35,290,261 msg/sec
         xenium::ramalhete_queue, 7,i:  41,657,014 msg/sec
         xenium::ramalhete_queue, 8,s:  35,560,139 msg/sec
         xenium::ramalhete_queue, 8,i:  44,081,217 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,485,633 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,043,096 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,209,261 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,847,459 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,670,820 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,296,001 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,585,641 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,225,811 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,787,765 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,335,957 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,018,312 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,465,469 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,323,678 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,309,353 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,398,555 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,362,795 msg/sec
                     AtomicQueue, 1,s:  61,490,642 msg/sec
                     AtomicQueue, 1,i:  56,688,391 msg/sec
                     AtomicQueue, 2,s:  12,272,570 msg/sec
                     AtomicQueue, 2,i:  11,733,467 msg/sec
                     AtomicQueue, 3,s:  10,711,340 msg/sec
                     AtomicQueue, 3,i:   9,898,117 msg/sec
                     AtomicQueue, 4,s:   8,203,400 msg/sec
                     AtomicQueue, 4,i:   8,195,659 msg/sec
                     AtomicQueue, 5,s:   8,018,912 msg/sec
                     AtomicQueue, 5,i:   8,095,541 msg/sec
                     AtomicQueue, 6,s:   7,837,523 msg/sec
                     AtomicQueue, 6,i:   7,601,197 msg/sec
                     AtomicQueue, 7,s:   7,115,910 msg/sec
                     AtomicQueue, 7,i:   7,990,276 msg/sec
                     AtomicQueue, 8,s:   6,363,209 msg/sec
                     AtomicQueue, 8,i:   7,447,189 msg/sec
                    AtomicQueueB, 1,s:  45,512,642 msg/sec
                    AtomicQueueB, 1,i:  43,919,087 msg/sec
                    AtomicQueueB, 2,s:  11,709,268 msg/sec
                    AtomicQueueB, 2,i:  11,376,095 msg/sec
                    AtomicQueueB, 3,s:  11,107,912 msg/sec
                    AtomicQueueB, 3,i:  10,229,194 msg/sec
                    AtomicQueueB, 4,s:   8,086,286 msg/sec
                    AtomicQueueB, 4,i:   8,013,597 msg/sec
                    AtomicQueueB, 5,s:   7,574,737 msg/sec
                    AtomicQueueB, 5,i:   7,867,307 msg/sec
                    AtomicQueueB, 6,s:   7,311,332 msg/sec
                    AtomicQueueB, 6,i:   7,510,412 msg/sec
                    AtomicQueueB, 7,s:   6,919,214 msg/sec
                    AtomicQueueB, 7,i:   7,741,895 msg/sec
                    AtomicQueueB, 8,s:   6,232,716 msg/sec
                    AtomicQueueB, 8,i:   7,168,304 msg/sec
             OptimistAtomicQueue, 1,s: 681,828,138 msg/sec
             OptimistAtomicQueue, 1,i: 517,713,837 msg/sec
             OptimistAtomicQueue, 2,s:  32,637,887 msg/sec
             OptimistAtomicQueue, 2,i:  32,718,087 msg/sec
             OptimistAtomicQueue, 3,s:  36,657,107 msg/sec
             OptimistAtomicQueue, 3,i:  37,404,526 msg/sec
             OptimistAtomicQueue, 4,s:  39,299,780 msg/sec
             OptimistAtomicQueue, 4,i:  39,381,492 msg/sec
             OptimistAtomicQueue, 5,s:  42,402,861 msg/sec
             OptimistAtomicQueue, 5,i:  46,317,793 msg/sec
             OptimistAtomicQueue, 6,s:  42,573,299 msg/sec
             OptimistAtomicQueue, 6,i:  50,485,198 msg/sec
             OptimistAtomicQueue, 7,s:  45,215,244 msg/sec
             OptimistAtomicQueue, 7,i:  52,999,890 msg/sec
             OptimistAtomicQueue, 8,s:  46,275,885 msg/sec
             OptimistAtomicQueue, 8,i:  49,347,773 msg/sec
            OptimistAtomicQueueB, 1,s: 150,777,137 msg/sec
            OptimistAtomicQueueB, 1,i:  77,541,972 msg/sec
            OptimistAtomicQueueB, 2,s:  32,101,056 msg/sec
            OptimistAtomicQueueB, 2,i:  32,234,499 msg/sec
            OptimistAtomicQueueB, 3,s:  36,215,106 msg/sec
            OptimistAtomicQueueB, 3,i:  36,840,187 msg/sec
            OptimistAtomicQueueB, 4,s:  38,714,030 msg/sec
            OptimistAtomicQueueB, 4,i:  38,582,916 msg/sec
            OptimistAtomicQueueB, 5,s:  40,822,509 msg/sec
            OptimistAtomicQueueB, 5,i:  45,344,272 msg/sec
            OptimistAtomicQueueB, 6,s:  41,155,721 msg/sec
            OptimistAtomicQueueB, 6,i:  48,703,216 msg/sec
            OptimistAtomicQueueB, 7,s:  41,998,413 msg/sec
            OptimistAtomicQueueB, 7,i:  50,821,990 msg/sec
            OptimistAtomicQueueB, 8,s:  44,333,200 msg/sec
            OptimistAtomicQueueB, 8,i:  48,416,986 msg/sec
                    AtomicQueue2, 1,s:  23,129,044 msg/sec
                    AtomicQueue2, 1,i:  23,109,217 msg/sec
                    AtomicQueue2, 2,s:  11,727,251 msg/sec
                    AtomicQueue2, 2,i:  11,308,829 msg/sec
                    AtomicQueue2, 3,s:   9,421,008 msg/sec
                    AtomicQueue2, 3,i:   9,430,350 msg/sec
                    AtomicQueue2, 4,s:   8,000,222 msg/sec
                    AtomicQueue2, 4,i:   8,072,503 msg/sec
                    AtomicQueue2, 5,s:   7,931,301 msg/sec
                    AtomicQueue2, 5,i:   7,974,008 msg/sec
                    AtomicQueue2, 6,s:   7,793,307 msg/sec
                    AtomicQueue2, 6,i:   7,521,262 msg/sec
                    AtomicQueue2, 7,s:   7,149,923 msg/sec
                    AtomicQueue2, 7,i:   7,859,992 msg/sec
                    AtomicQueue2, 8,s:   6,371,608 msg/sec
                    AtomicQueue2, 8,i:   7,328,977 msg/sec
                   AtomicQueueB2, 1,s:  36,037,772 msg/sec
                   AtomicQueueB2, 1,i:  35,896,199 msg/sec
                   AtomicQueueB2, 2,s:  11,456,219 msg/sec
                   AtomicQueueB2, 2,i:  11,039,561 msg/sec
                   AtomicQueueB2, 3,s:   9,616,379 msg/sec
                   AtomicQueueB2, 3,i:   9,489,603 msg/sec
                   AtomicQueueB2, 4,s:   7,966,090 msg/sec
                   AtomicQueueB2, 4,i:   7,874,415 msg/sec
                   AtomicQueueB2, 5,s:   7,473,913 msg/sec
                   AtomicQueueB2, 5,i:   7,671,536 msg/sec
                   AtomicQueueB2, 6,s:   7,255,595 msg/sec
                   AtomicQueueB2, 6,i:   7,412,956 msg/sec
                   AtomicQueueB2, 7,s:   6,947,109 msg/sec
                   AtomicQueueB2, 7,i:   7,720,669 msg/sec
                   AtomicQueueB2, 8,s:   6,267,878 msg/sec
                   AtomicQueueB2, 8,i:   7,067,711 msg/sec
            OptimistAtomicQueue2, 1,s: 471,312,615 msg/sec
            OptimistAtomicQueue2, 1,i:  31,897,422 msg/sec
            OptimistAtomicQueue2, 2,s:  27,690,347 msg/sec
            OptimistAtomicQueue2, 2,i:  25,594,050 msg/sec
            OptimistAtomicQueue2, 3,s:  32,925,989 msg/sec
            OptimistAtomicQueue2, 3,i:  30,547,070 msg/sec
            OptimistAtomicQueue2, 4,s:  33,222,031 msg/sec
            OptimistAtomicQueue2, 4,i:  33,068,167 msg/sec
            OptimistAtomicQueue2, 5,s:  37,226,742 msg/sec
            OptimistAtomicQueue2, 5,i:  40,405,870 msg/sec
            OptimistAtomicQueue2, 6,s:  40,284,639 msg/sec
            OptimistAtomicQueue2, 6,i:  49,166,992 msg/sec
            OptimistAtomicQueue2, 7,s:  42,722,636 msg/sec
            OptimistAtomicQueue2, 7,i:  47,902,410 msg/sec
            OptimistAtomicQueue2, 8,s:  43,804,672 msg/sec
            OptimistAtomicQueue2, 8,i:  48,673,508 msg/sec
           OptimistAtomicQueueB2, 1,s:  79,080,982 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,918,318 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,713,060 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,202,228 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,113,379 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,056,122 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,082,256 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,143,231 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,702,604 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,194,385 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,568,167 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,163,044 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,713,939 msg/sec
           OptimistAtomicQueueB2, 7,i:  42,951,724 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,256,455 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,919,315 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000322 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000452 sec/round-trip
                 tbb::spin_mutex: 0.000000246 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[319] 60m:22s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,148,512 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,928,797 msg/sec
          boost::lockfree::queue, 1,s:   6,800,637 msg/sec
          boost::lockfree::queue, 1,i:   6,903,005 msg/sec
          boost::lockfree::queue, 2,s:   7,534,723 msg/sec
          boost::lockfree::queue, 2,i:   7,578,069 msg/sec
          boost::lockfree::queue, 3,s:   7,387,141 msg/sec
          boost::lockfree::queue, 3,i:   7,563,197 msg/sec
          boost::lockfree::queue, 4,s:   6,425,387 msg/sec
          boost::lockfree::queue, 4,i:   6,998,203 msg/sec
          boost::lockfree::queue, 5,s:   6,397,414 msg/sec
          boost::lockfree::queue, 5,i:   6,690,043 msg/sec
          boost::lockfree::queue, 6,s:   5,976,541 msg/sec
          boost::lockfree::queue, 6,i:   6,102,392 msg/sec
          boost::lockfree::queue, 7,s:   5,947,282 msg/sec
          boost::lockfree::queue, 7,i:   6,039,082 msg/sec
          boost::lockfree::queue, 8,s:   5,492,723 msg/sec
          boost::lockfree::queue, 8,i:   5,642,455 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 106,654,832 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  68,907,358 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,054,852 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,864,562 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,248,027 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,430,006 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,891,444 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,631,035 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,482,534 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,076,683 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,299,057 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,594,733 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,362,292 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,824,639 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,852,218 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,841,100 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,196,618 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,950,967 msg/sec
                pthread_spinlock, 1,s:  29,211,865 msg/sec
                pthread_spinlock, 1,i:  25,360,809 msg/sec
                pthread_spinlock, 2,s:  15,195,725 msg/sec
                pthread_spinlock, 2,i:  16,905,295 msg/sec
                pthread_spinlock, 3,s:   8,323,379 msg/sec
                pthread_spinlock, 3,i:  12,112,147 msg/sec
                pthread_spinlock, 4,s:   6,485,183 msg/sec
                pthread_spinlock, 4,i:   8,848,604 msg/sec
                pthread_spinlock, 5,s:   8,767,801 msg/sec
                pthread_spinlock, 5,i:   9,228,881 msg/sec
                pthread_spinlock, 6,s:   8,292,724 msg/sec
                pthread_spinlock, 6,i:   8,512,475 msg/sec
                pthread_spinlock, 7,s:   7,477,960 msg/sec
                pthread_spinlock, 7,i:   7,414,673 msg/sec
                pthread_spinlock, 8,s:   6,935,801 msg/sec
                pthread_spinlock, 8,i:   6,848,150 msg/sec
                      std::mutex, 1,s:   6,617,713 msg/sec
                      std::mutex, 1,i:   6,584,349 msg/sec
                      std::mutex, 2,s:   5,454,278 msg/sec
                      std::mutex, 2,i:   5,563,333 msg/sec
                      std::mutex, 3,s:   5,088,321 msg/sec
                      std::mutex, 3,i:   5,140,167 msg/sec
                      std::mutex, 4,s:   5,683,968 msg/sec
                      std::mutex, 4,i:   6,239,746 msg/sec
                      std::mutex, 5,s:   5,943,832 msg/sec
                      std::mutex, 5,i:   6,129,780 msg/sec
                      std::mutex, 6,s:   5,875,627 msg/sec
                      std::mutex, 6,i:   5,842,309 msg/sec
                      std::mutex, 7,s:   5,798,824 msg/sec
                      std::mutex, 7,i:   5,792,546 msg/sec
                      std::mutex, 8,s:   5,668,191 msg/sec
                      std::mutex, 8,i:   5,746,437 msg/sec
                 tbb::spin_mutex, 1,s:  37,968,090 msg/sec
                 tbb::spin_mutex, 1,i:  33,086,857 msg/sec
                 tbb::spin_mutex, 2,s:  21,015,242 msg/sec
                 tbb::spin_mutex, 2,i:  18,309,842 msg/sec
                 tbb::spin_mutex, 3,s:   7,336,304 msg/sec
                 tbb::spin_mutex, 3,i:  11,230,791 msg/sec
                 tbb::spin_mutex, 4,s:   3,039,386 msg/sec
                 tbb::spin_mutex, 4,i:   6,322,446 msg/sec
                 tbb::spin_mutex, 5,s:   5,542,156 msg/sec
                 tbb::spin_mutex, 5,i:   5,784,403 msg/sec
                 tbb::spin_mutex, 6,s:   5,213,238 msg/sec
                 tbb::spin_mutex, 6,i:   4,309,908 msg/sec
                 tbb::spin_mutex, 7,s:   4,731,877 msg/sec
                 tbb::spin_mutex, 7,i:   4,332,792 msg/sec
                 tbb::spin_mutex, 8,s:   4,249,536 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,800 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,401,312 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,287,598 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,875,718 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,705,304 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,001,192 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,549,575 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,341,495 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,224,324 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,814,601 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,196,071 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,897,837 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,490,737 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,040,125 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,606,322 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,059,142 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,743,918 msg/sec
     xenium::michael_scott_queue, 1,s:  10,060,550 msg/sec
     xenium::michael_scott_queue, 1,i:  10,013,591 msg/sec
     xenium::michael_scott_queue, 2,s:   8,497,489 msg/sec
     xenium::michael_scott_queue, 2,i:   8,492,493 msg/sec
     xenium::michael_scott_queue, 3,s:   7,175,878 msg/sec
     xenium::michael_scott_queue, 3,i:   7,560,924 msg/sec
     xenium::michael_scott_queue, 4,s:   6,262,999 msg/sec
     xenium::michael_scott_queue, 4,i:   6,297,827 msg/sec
     xenium::michael_scott_queue, 5,s:   6,292,872 msg/sec
     xenium::michael_scott_queue, 5,i:   6,600,852 msg/sec
     xenium::michael_scott_queue, 6,s:   6,492,592 msg/sec
     xenium::michael_scott_queue, 6,i:   6,927,277 msg/sec
     xenium::michael_scott_queue, 7,s:   6,278,043 msg/sec
     xenium::michael_scott_queue, 7,i:   6,510,606 msg/sec
     xenium::michael_scott_queue, 8,s:   6,028,616 msg/sec
     xenium::michael_scott_queue, 8,i:   6,287,674 msg/sec
         xenium::ramalhete_queue, 1,s:  32,347,267 msg/sec
         xenium::ramalhete_queue, 1,i:  31,966,239 msg/sec
         xenium::ramalhete_queue, 2,s:  24,511,606 msg/sec
         xenium::ramalhete_queue, 2,i:  23,471,634 msg/sec
         xenium::ramalhete_queue, 3,s:  29,192,397 msg/sec
         xenium::ramalhete_queue, 3,i:  28,568,204 msg/sec
         xenium::ramalhete_queue, 4,s:  33,724,928 msg/sec
         xenium::ramalhete_queue, 4,i:  33,540,678 msg/sec
         xenium::ramalhete_queue, 5,s:  32,037,076 msg/sec
         xenium::ramalhete_queue, 5,i:  36,144,559 msg/sec
         xenium::ramalhete_queue, 6,s:  34,015,326 msg/sec
         xenium::ramalhete_queue, 6,i:  39,079,076 msg/sec
         xenium::ramalhete_queue, 7,s:  35,027,093 msg/sec
         xenium::ramalhete_queue, 7,i:  41,030,689 msg/sec
         xenium::ramalhete_queue, 8,s:  35,650,288 msg/sec
         xenium::ramalhete_queue, 8,i:  44,113,870 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,933,319 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,901,170 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,926,986 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,070,556 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,621,725 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,995,114 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,539,692 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,218,732 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,213,733 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,382,120 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,845,723 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,331,587 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,242,745 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,898,780 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,438,100 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,220,563 msg/sec
                     AtomicQueue, 1,s:  60,452,734 msg/sec
                     AtomicQueue, 1,i:  56,926,399 msg/sec
                     AtomicQueue, 2,s:  12,256,759 msg/sec
                     AtomicQueue, 2,i:  11,764,094 msg/sec
                     AtomicQueue, 3,s:  10,728,336 msg/sec
                     AtomicQueue, 3,i:   9,867,108 msg/sec
                     AtomicQueue, 4,s:   8,149,876 msg/sec
                     AtomicQueue, 4,i:   8,232,309 msg/sec
                     AtomicQueue, 5,s:   7,882,302 msg/sec
                     AtomicQueue, 5,i:   8,147,236 msg/sec
                     AtomicQueue, 6,s:   7,778,383 msg/sec
                     AtomicQueue, 6,i:   7,610,852 msg/sec
                     AtomicQueue, 7,s:   7,119,223 msg/sec
                     AtomicQueue, 7,i:   7,993,828 msg/sec
                     AtomicQueue, 8,s:   6,370,001 msg/sec
                     AtomicQueue, 8,i:   7,468,676 msg/sec
                    AtomicQueueB, 1,s:  50,651,882 msg/sec
                    AtomicQueueB, 1,i:  43,072,880 msg/sec
                    AtomicQueueB, 2,s:  11,800,185 msg/sec
                    AtomicQueueB, 2,i:  11,499,877 msg/sec
                    AtomicQueueB, 3,s:  10,962,721 msg/sec
                    AtomicQueueB, 3,i:  10,246,348 msg/sec
                    AtomicQueueB, 4,s:   7,998,365 msg/sec
                    AtomicQueueB, 4,i:   8,022,044 msg/sec
                    AtomicQueueB, 5,s:   7,558,340 msg/sec
                    AtomicQueueB, 5,i:   7,848,074 msg/sec
                    AtomicQueueB, 6,s:   7,249,311 msg/sec
                    AtomicQueueB, 6,i:   7,531,673 msg/sec
                    AtomicQueueB, 7,s:   6,888,326 msg/sec
                    AtomicQueueB, 7,i:   7,739,440 msg/sec
                    AtomicQueueB, 8,s:   6,281,278 msg/sec
                    AtomicQueueB, 8,i:   7,203,129 msg/sec
             OptimistAtomicQueue, 1,s: 745,329,069 msg/sec
             OptimistAtomicQueue, 1,i: 584,276,647 msg/sec
             OptimistAtomicQueue, 2,s:  32,658,729 msg/sec
             OptimistAtomicQueue, 2,i:  32,680,663 msg/sec
             OptimistAtomicQueue, 3,s:  36,683,802 msg/sec
             OptimistAtomicQueue, 3,i:  37,331,692 msg/sec
             OptimistAtomicQueue, 4,s:  39,283,341 msg/sec
             OptimistAtomicQueue, 4,i:  39,366,738 msg/sec
             OptimistAtomicQueue, 5,s:  42,394,060 msg/sec
             OptimistAtomicQueue, 5,i:  46,373,028 msg/sec
             OptimistAtomicQueue, 6,s:  42,917,034 msg/sec
             OptimistAtomicQueue, 6,i:  50,342,037 msg/sec
             OptimistAtomicQueue, 7,s:  45,357,084 msg/sec
             OptimistAtomicQueue, 7,i:  49,134,183 msg/sec
             OptimistAtomicQueue, 8,s:  46,392,199 msg/sec
             OptimistAtomicQueue, 8,i:  49,516,352 msg/sec
            OptimistAtomicQueueB, 1,s: 157,261,739 msg/sec
            OptimistAtomicQueueB, 1,i:  76,439,717 msg/sec
            OptimistAtomicQueueB, 2,s:  32,171,760 msg/sec
            OptimistAtomicQueueB, 2,i:  32,169,252 msg/sec
            OptimistAtomicQueueB, 3,s:  36,279,483 msg/sec
            OptimistAtomicQueueB, 3,i:  36,972,850 msg/sec
            OptimistAtomicQueueB, 4,s:  38,658,616 msg/sec
            OptimistAtomicQueueB, 4,i:  38,602,004 msg/sec
            OptimistAtomicQueueB, 5,s:  41,345,916 msg/sec
            OptimistAtomicQueueB, 5,i:  45,571,801 msg/sec
            OptimistAtomicQueueB, 6,s:  41,321,012 msg/sec
            OptimistAtomicQueueB, 6,i:  49,065,653 msg/sec
            OptimistAtomicQueueB, 7,s:  41,839,951 msg/sec
            OptimistAtomicQueueB, 7,i:  48,329,406 msg/sec
            OptimistAtomicQueueB, 8,s:  44,490,508 msg/sec
            OptimistAtomicQueueB, 8,i:  48,098,685 msg/sec
                    AtomicQueue2, 1,s:  22,890,165 msg/sec
                    AtomicQueue2, 1,i:  22,923,321 msg/sec
                    AtomicQueue2, 2,s:  11,754,166 msg/sec
                    AtomicQueue2, 2,i:  11,378,624 msg/sec
                    AtomicQueue2, 3,s:   9,585,045 msg/sec
                    AtomicQueue2, 3,i:   9,528,832 msg/sec
                    AtomicQueue2, 4,s:   8,062,012 msg/sec
                    AtomicQueue2, 4,i:   8,015,247 msg/sec
                    AtomicQueue2, 5,s:   7,939,708 msg/sec
                    AtomicQueue2, 5,i:   8,074,082 msg/sec
                    AtomicQueue2, 6,s:   7,778,035 msg/sec
                    AtomicQueue2, 6,i:   7,519,349 msg/sec
                    AtomicQueue2, 7,s:   7,165,030 msg/sec
                    AtomicQueue2, 7,i:   7,908,707 msg/sec
                    AtomicQueue2, 8,s:   6,402,202 msg/sec
                    AtomicQueue2, 8,i:   7,383,673 msg/sec
                   AtomicQueueB2, 1,s:  36,124,117 msg/sec
                   AtomicQueueB2, 1,i:  32,648,381 msg/sec
                   AtomicQueueB2, 2,s:  11,380,751 msg/sec
                   AtomicQueueB2, 2,i:  11,168,631 msg/sec
                   AtomicQueueB2, 3,s:   9,750,712 msg/sec
                   AtomicQueueB2, 3,i:   9,517,452 msg/sec
                   AtomicQueueB2, 4,s:   7,929,337 msg/sec
                   AtomicQueueB2, 4,i:   7,822,952 msg/sec
                   AtomicQueueB2, 5,s:   7,534,722 msg/sec
                   AtomicQueueB2, 5,i:   7,737,461 msg/sec
                   AtomicQueueB2, 6,s:   7,361,422 msg/sec
                   AtomicQueueB2, 6,i:   7,424,378 msg/sec
                   AtomicQueueB2, 7,s:   6,900,295 msg/sec
                   AtomicQueueB2, 7,i:   7,692,141 msg/sec
                   AtomicQueueB2, 8,s:   6,287,933 msg/sec
                   AtomicQueueB2, 8,i:   6,963,124 msg/sec
            OptimistAtomicQueue2, 1,s:  32,770,110 msg/sec
            OptimistAtomicQueue2, 1,i:  60,907,172 msg/sec
            OptimistAtomicQueue2, 2,s:  26,179,540 msg/sec
            OptimistAtomicQueue2, 2,i:  24,008,292 msg/sec
            OptimistAtomicQueue2, 3,s:  30,314,689 msg/sec
            OptimistAtomicQueue2, 3,i:  29,937,561 msg/sec
            OptimistAtomicQueue2, 4,s:  33,614,098 msg/sec
            OptimistAtomicQueue2, 4,i:  33,139,863 msg/sec
            OptimistAtomicQueue2, 5,s:  37,006,169 msg/sec
            OptimistAtomicQueue2, 5,i:  41,211,996 msg/sec
            OptimistAtomicQueue2, 6,s:  39,975,873 msg/sec
            OptimistAtomicQueue2, 6,i:  49,276,281 msg/sec
            OptimistAtomicQueue2, 7,s:  42,754,844 msg/sec
            OptimistAtomicQueue2, 7,i:  51,465,149 msg/sec
            OptimistAtomicQueue2, 8,s:  43,829,603 msg/sec
            OptimistAtomicQueue2, 8,i:  49,123,302 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,714,898 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,902,280 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,168,978 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,171,530 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,893,498 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,094,119 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,039,088 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,633,975 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,831,675 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,745,034 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,606,384 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,363,128 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,137,510 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,412,547 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,621,798 msg/sec
           OptimistAtomicQueueB2, 8,i:  44,915,359 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000128 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000239 sec/round-trip
                      std::mutex: 0.000000440 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000284 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[320] 59m:3s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,071,763 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,715,820 msg/sec
          boost::lockfree::queue, 1,s:   7,140,948 msg/sec
          boost::lockfree::queue, 1,i:   6,891,840 msg/sec
          boost::lockfree::queue, 2,s:   7,645,233 msg/sec
          boost::lockfree::queue, 2,i:   7,435,190 msg/sec
          boost::lockfree::queue, 3,s:   7,495,480 msg/sec
          boost::lockfree::queue, 3,i:   7,545,425 msg/sec
          boost::lockfree::queue, 4,s:   6,424,449 msg/sec
          boost::lockfree::queue, 4,i:   6,746,500 msg/sec
          boost::lockfree::queue, 5,s:   6,404,282 msg/sec
          boost::lockfree::queue, 5,i:   6,512,035 msg/sec
          boost::lockfree::queue, 6,s:   6,015,486 msg/sec
          boost::lockfree::queue, 6,i:   6,162,124 msg/sec
          boost::lockfree::queue, 7,s:   5,924,360 msg/sec
          boost::lockfree::queue, 7,i:   6,087,927 msg/sec
          boost::lockfree::queue, 8,s:   5,467,906 msg/sec
          boost::lockfree::queue, 8,i:   5,571,316 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 455,200,270 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 423,717,278 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,136,313 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,604,549 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,598,050 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,480,263 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,410,158 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,054,648 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,389,809 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,450,997 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,360,155 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,844,016 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,333,537 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,213,480 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,990,646 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,810,304 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,522,903 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,953,224 msg/sec
                pthread_spinlock, 1,s:  29,071,248 msg/sec
                pthread_spinlock, 1,i:  25,305,213 msg/sec
                pthread_spinlock, 2,s:  16,372,710 msg/sec
                pthread_spinlock, 2,i:  16,893,531 msg/sec
                pthread_spinlock, 3,s:   8,303,216 msg/sec
                pthread_spinlock, 3,i:  12,050,845 msg/sec
                pthread_spinlock, 4,s:   6,506,417 msg/sec
                pthread_spinlock, 4,i:   8,880,418 msg/sec
                pthread_spinlock, 5,s:   8,680,065 msg/sec
                pthread_spinlock, 5,i:  10,412,152 msg/sec
                pthread_spinlock, 6,s:   8,363,780 msg/sec
                pthread_spinlock, 6,i:   9,032,994 msg/sec
                pthread_spinlock, 7,s:   7,381,011 msg/sec
                pthread_spinlock, 7,i:   8,009,638 msg/sec
                pthread_spinlock, 8,s:   6,658,464 msg/sec
                pthread_spinlock, 8,i:   6,816,217 msg/sec
                      std::mutex, 1,s:   7,264,371 msg/sec
                      std::mutex, 1,i:   7,589,718 msg/sec
                      std::mutex, 2,s:   5,423,046 msg/sec
                      std::mutex, 2,i:   5,476,968 msg/sec
                      std::mutex, 3,s:   5,091,047 msg/sec
                      std::mutex, 3,i:   4,700,764 msg/sec
                      std::mutex, 4,s:   6,191,150 msg/sec
                      std::mutex, 4,i:   5,963,689 msg/sec
                      std::mutex, 5,s:   5,563,852 msg/sec
                      std::mutex, 5,i:   5,965,677 msg/sec
                      std::mutex, 6,s:   5,878,995 msg/sec
                      std::mutex, 6,i:   5,914,608 msg/sec
                      std::mutex, 7,s:   5,781,416 msg/sec
                      std::mutex, 7,i:   5,817,094 msg/sec
                      std::mutex, 8,s:   5,655,938 msg/sec
                      std::mutex, 8,i:   5,708,459 msg/sec
                 tbb::spin_mutex, 1,s:  37,953,669 msg/sec
                 tbb::spin_mutex, 1,i:  33,130,185 msg/sec
                 tbb::spin_mutex, 2,s:  21,123,088 msg/sec
                 tbb::spin_mutex, 2,i:  18,370,237 msg/sec
                 tbb::spin_mutex, 3,s:   9,040,859 msg/sec
                 tbb::spin_mutex, 3,i:  11,308,037 msg/sec
                 tbb::spin_mutex, 4,s:   3,185,792 msg/sec
                 tbb::spin_mutex, 4,i:   6,374,662 msg/sec
                 tbb::spin_mutex, 5,s:   5,233,135 msg/sec
                 tbb::spin_mutex, 5,i:   5,830,973 msg/sec
                 tbb::spin_mutex, 6,s:   5,212,577 msg/sec
                 tbb::spin_mutex, 6,i:   4,315,860 msg/sec
                 tbb::spin_mutex, 7,s:   4,826,884 msg/sec
                 tbb::spin_mutex, 7,i:   4,360,470 msg/sec
                 tbb::spin_mutex, 8,s:   3,772,190 msg/sec
                 tbb::spin_mutex, 8,i:   4,084,931 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,517,906 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,596,455 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,872,713 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,143,898 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,369,376 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,772,148 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,057,568 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,391,046 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,820,805 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,706,300 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,860,944 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,944,009 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,737,802 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,117,956 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,632,943 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,324,475 msg/sec
     xenium::michael_scott_queue, 1,s:  10,158,229 msg/sec
     xenium::michael_scott_queue, 1,i:  10,069,666 msg/sec
     xenium::michael_scott_queue, 2,s:   8,446,070 msg/sec
     xenium::michael_scott_queue, 2,i:   8,464,263 msg/sec
     xenium::michael_scott_queue, 3,s:   7,291,853 msg/sec
     xenium::michael_scott_queue, 3,i:   7,575,663 msg/sec
     xenium::michael_scott_queue, 4,s:   6,295,957 msg/sec
     xenium::michael_scott_queue, 4,i:   6,366,051 msg/sec
     xenium::michael_scott_queue, 5,s:   6,295,452 msg/sec
     xenium::michael_scott_queue, 5,i:   6,694,876 msg/sec
     xenium::michael_scott_queue, 6,s:   6,572,940 msg/sec
     xenium::michael_scott_queue, 6,i:   6,962,362 msg/sec
     xenium::michael_scott_queue, 7,s:   6,387,173 msg/sec
     xenium::michael_scott_queue, 7,i:   6,597,984 msg/sec
     xenium::michael_scott_queue, 8,s:   6,017,037 msg/sec
     xenium::michael_scott_queue, 8,i:   6,187,126 msg/sec
         xenium::ramalhete_queue, 1,s:  30,559,703 msg/sec
         xenium::ramalhete_queue, 1,i:  31,063,233 msg/sec
         xenium::ramalhete_queue, 2,s:  23,455,329 msg/sec
         xenium::ramalhete_queue, 2,i:  23,053,479 msg/sec
         xenium::ramalhete_queue, 3,s:  29,156,040 msg/sec
         xenium::ramalhete_queue, 3,i:  28,489,595 msg/sec
         xenium::ramalhete_queue, 4,s:  33,852,478 msg/sec
         xenium::ramalhete_queue, 4,i:  33,471,284 msg/sec
         xenium::ramalhete_queue, 5,s:  31,985,005 msg/sec
         xenium::ramalhete_queue, 5,i:  36,017,842 msg/sec
         xenium::ramalhete_queue, 6,s:  34,057,778 msg/sec
         xenium::ramalhete_queue, 6,i:  39,094,124 msg/sec
         xenium::ramalhete_queue, 7,s:  35,162,632 msg/sec
         xenium::ramalhete_queue, 7,i:  41,506,134 msg/sec
         xenium::ramalhete_queue, 8,s:  35,597,573 msg/sec
         xenium::ramalhete_queue, 8,i:  44,453,799 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,044,983 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,920,638 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,910,476 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,154,701 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,746,812 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,944,151 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,588,770 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,264,227 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,003,122 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,324,501 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,160,970 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,209,463 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,211,609 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,994,304 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,417,349 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,208,049 msg/sec
                     AtomicQueue, 1,s:  58,781,257 msg/sec
                     AtomicQueue, 1,i:  57,153,724 msg/sec
                     AtomicQueue, 2,s:  12,212,018 msg/sec
                     AtomicQueue, 2,i:  11,734,575 msg/sec
                     AtomicQueue, 3,s:  10,842,261 msg/sec
                     AtomicQueue, 3,i:   9,910,512 msg/sec
                     AtomicQueue, 4,s:   8,165,290 msg/sec
                     AtomicQueue, 4,i:   8,184,824 msg/sec
                     AtomicQueue, 5,s:   8,029,630 msg/sec
                     AtomicQueue, 5,i:   8,095,280 msg/sec
                     AtomicQueue, 6,s:   7,842,340 msg/sec
                     AtomicQueue, 6,i:   7,619,793 msg/sec
                     AtomicQueue, 7,s:   7,195,011 msg/sec
                     AtomicQueue, 7,i:   7,985,905 msg/sec
                     AtomicQueue, 8,s:   6,337,766 msg/sec
                     AtomicQueue, 8,i:   7,502,304 msg/sec
                    AtomicQueueB, 1,s: 116,970,734 msg/sec
                    AtomicQueueB, 1,i:  43,792,676 msg/sec
                    AtomicQueueB, 2,s:  11,664,380 msg/sec
                    AtomicQueueB, 2,i:  11,472,693 msg/sec
                    AtomicQueueB, 3,s:  11,044,129 msg/sec
                    AtomicQueueB, 3,i:  10,195,813 msg/sec
                    AtomicQueueB, 4,s:   8,083,553 msg/sec
                    AtomicQueueB, 4,i:   8,079,256 msg/sec
                    AtomicQueueB, 5,s:   7,472,647 msg/sec
                    AtomicQueueB, 5,i:   7,784,383 msg/sec
                    AtomicQueueB, 6,s:   7,252,883 msg/sec
                    AtomicQueueB, 6,i:   7,556,801 msg/sec
                    AtomicQueueB, 7,s:   6,820,340 msg/sec
                    AtomicQueueB, 7,i:   7,760,457 msg/sec
                    AtomicQueueB, 8,s:   6,189,000 msg/sec
                    AtomicQueueB, 8,i:   7,134,844 msg/sec
             OptimistAtomicQueue, 1,s: 699,296,053 msg/sec
             OptimistAtomicQueue, 1,i: 540,787,622 msg/sec
             OptimistAtomicQueue, 2,s:  32,098,323 msg/sec
             OptimistAtomicQueue, 2,i:  32,146,635 msg/sec
             OptimistAtomicQueue, 3,s:  36,660,602 msg/sec
             OptimistAtomicQueue, 3,i:  37,354,132 msg/sec
             OptimistAtomicQueue, 4,s:  39,274,236 msg/sec
             OptimistAtomicQueue, 4,i:  39,396,063 msg/sec
             OptimistAtomicQueue, 5,s:  41,702,193 msg/sec
             OptimistAtomicQueue, 5,i:  47,143,037 msg/sec
             OptimistAtomicQueue, 6,s:  42,647,957 msg/sec
             OptimistAtomicQueue, 6,i:  50,168,215 msg/sec
             OptimistAtomicQueue, 7,s:  44,303,922 msg/sec
             OptimistAtomicQueue, 7,i:  53,078,291 msg/sec
             OptimistAtomicQueue, 8,s:  46,387,985 msg/sec
             OptimistAtomicQueue, 8,i:  49,630,956 msg/sec
            OptimistAtomicQueueB, 1,s: 179,388,961 msg/sec
            OptimistAtomicQueueB, 1,i:  80,688,825 msg/sec
            OptimistAtomicQueueB, 2,s:  32,248,173 msg/sec
            OptimistAtomicQueueB, 2,i:  32,206,281 msg/sec
            OptimistAtomicQueueB, 3,s:  36,303,991 msg/sec
            OptimistAtomicQueueB, 3,i:  36,938,074 msg/sec
            OptimistAtomicQueueB, 4,s:  38,632,342 msg/sec
            OptimistAtomicQueueB, 4,i:  38,705,811 msg/sec
            OptimistAtomicQueueB, 5,s:  40,729,570 msg/sec
            OptimistAtomicQueueB, 5,i:  45,178,940 msg/sec
            OptimistAtomicQueueB, 6,s:  40,767,194 msg/sec
            OptimistAtomicQueueB, 6,i:  49,004,795 msg/sec
            OptimistAtomicQueueB, 7,s:  41,978,086 msg/sec
            OptimistAtomicQueueB, 7,i:  51,583,650 msg/sec
            OptimistAtomicQueueB, 8,s:  44,380,909 msg/sec
            OptimistAtomicQueueB, 8,i:  48,011,520 msg/sec
                    AtomicQueue2, 1,s:  23,156,028 msg/sec
                    AtomicQueue2, 1,i:  23,120,061 msg/sec
                    AtomicQueue2, 2,s:  11,985,735 msg/sec
                    AtomicQueue2, 2,i:  11,474,120 msg/sec
                    AtomicQueue2, 3,s:   9,427,052 msg/sec
                    AtomicQueue2, 3,i:   9,386,444 msg/sec
                    AtomicQueue2, 4,s:   8,074,981 msg/sec
                    AtomicQueue2, 4,i:   8,018,513 msg/sec
                    AtomicQueue2, 5,s:   7,937,016 msg/sec
                    AtomicQueue2, 5,i:   7,936,504 msg/sec
                    AtomicQueue2, 6,s:   7,865,475 msg/sec
                    AtomicQueue2, 6,i:   7,540,939 msg/sec
                    AtomicQueue2, 7,s:   7,141,113 msg/sec
                    AtomicQueue2, 7,i:   7,693,240 msg/sec
                    AtomicQueue2, 8,s:   6,380,306 msg/sec
                    AtomicQueue2, 8,i:   7,344,407 msg/sec
                   AtomicQueueB2, 1,s:  36,083,583 msg/sec
                   AtomicQueueB2, 1,i:  36,055,971 msg/sec
                   AtomicQueueB2, 2,s:  11,347,685 msg/sec
                   AtomicQueueB2, 2,i:  11,106,603 msg/sec
                   AtomicQueueB2, 3,s:   9,665,683 msg/sec
                   AtomicQueueB2, 3,i:   9,580,185 msg/sec
                   AtomicQueueB2, 4,s:   7,920,070 msg/sec
                   AtomicQueueB2, 4,i:   7,878,634 msg/sec
                   AtomicQueueB2, 5,s:   7,515,360 msg/sec
                   AtomicQueueB2, 5,i:   7,747,478 msg/sec
                   AtomicQueueB2, 6,s:   7,222,112 msg/sec
                   AtomicQueueB2, 6,i:   7,457,144 msg/sec
                   AtomicQueueB2, 7,s:   6,901,697 msg/sec
                   AtomicQueueB2, 7,i:   7,694,774 msg/sec
                   AtomicQueueB2, 8,s:   6,271,384 msg/sec
                   AtomicQueueB2, 8,i:   6,955,450 msg/sec
            OptimistAtomicQueue2, 1,s:  43,635,289 msg/sec
            OptimistAtomicQueue2, 1,i:  29,626,624 msg/sec
            OptimistAtomicQueue2, 2,s:  22,602,570 msg/sec
            OptimistAtomicQueue2, 2,i:  24,267,220 msg/sec
            OptimistAtomicQueue2, 3,s:  30,446,087 msg/sec
            OptimistAtomicQueue2, 3,i:  29,974,550 msg/sec
            OptimistAtomicQueue2, 4,s:  33,212,766 msg/sec
            OptimistAtomicQueue2, 4,i:  33,060,533 msg/sec
            OptimistAtomicQueue2, 5,s:  37,193,303 msg/sec
            OptimistAtomicQueue2, 5,i:  40,307,263 msg/sec
            OptimistAtomicQueue2, 6,s:  40,004,385 msg/sec
            OptimistAtomicQueue2, 6,i:  49,078,029 msg/sec
            OptimistAtomicQueue2, 7,s:  43,236,780 msg/sec
            OptimistAtomicQueue2, 7,i:  51,505,277 msg/sec
            OptimistAtomicQueue2, 8,s:  44,201,902 msg/sec
            OptimistAtomicQueue2, 8,i:  48,258,510 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,009,251 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,872,658 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,892,047 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,830,032 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,606,094 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,550,292 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,305,011 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,026,659 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,621,340 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,364,701 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,233,154 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,398,761 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,148,787 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,268,346 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,461,603 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,833,574 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000251 sec/round-trip
                pthread_spinlock: 0.000000236 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000376 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000189 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[321] 57m:44s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,372,849 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,247,249 msg/sec
          boost::lockfree::queue, 1,s:   6,820,693 msg/sec
          boost::lockfree::queue, 1,i:   6,979,742 msg/sec
          boost::lockfree::queue, 2,s:   7,520,267 msg/sec
          boost::lockfree::queue, 2,i:   7,538,315 msg/sec
          boost::lockfree::queue, 3,s:   7,434,713 msg/sec
          boost::lockfree::queue, 3,i:   7,581,149 msg/sec
          boost::lockfree::queue, 4,s:   6,418,891 msg/sec
          boost::lockfree::queue, 4,i:   6,877,923 msg/sec
          boost::lockfree::queue, 5,s:   6,399,421 msg/sec
          boost::lockfree::queue, 5,i:   6,522,467 msg/sec
          boost::lockfree::queue, 6,s:   5,962,467 msg/sec
          boost::lockfree::queue, 6,i:   6,121,308 msg/sec
          boost::lockfree::queue, 7,s:   5,877,284 msg/sec
          boost::lockfree::queue, 7,i:   6,094,270 msg/sec
          boost::lockfree::queue, 8,s:   5,512,472 msg/sec
          boost::lockfree::queue, 8,i:   5,610,800 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 467,266,247 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  68,471,956 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,607,822 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,469,575 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,547,181 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,600,183 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,756,948 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,547,634 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,465,797 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,806,120 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,396,402 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,828,948 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,578,179 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,808,311 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,903,962 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,809,595 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,280,075 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,458,159 msg/sec
                pthread_spinlock, 1,s:  28,751,787 msg/sec
                pthread_spinlock, 1,i:  25,287,599 msg/sec
                pthread_spinlock, 2,s:  16,044,510 msg/sec
                pthread_spinlock, 2,i:  16,987,221 msg/sec
                pthread_spinlock, 3,s:   8,348,243 msg/sec
                pthread_spinlock, 3,i:  12,081,362 msg/sec
                pthread_spinlock, 4,s:   6,492,666 msg/sec
                pthread_spinlock, 4,i:   9,157,913 msg/sec
                pthread_spinlock, 5,s:   8,598,417 msg/sec
                pthread_spinlock, 5,i:   8,792,026 msg/sec
                pthread_spinlock, 6,s:   8,626,121 msg/sec
                pthread_spinlock, 6,i:   8,573,535 msg/sec
                pthread_spinlock, 7,s:   7,524,638 msg/sec
                pthread_spinlock, 7,i:   7,472,294 msg/sec
                pthread_spinlock, 8,s:   6,778,128 msg/sec
                pthread_spinlock, 8,i:   6,945,648 msg/sec
                      std::mutex, 1,s:   6,342,339 msg/sec
                      std::mutex, 1,i:   6,997,481 msg/sec
                      std::mutex, 2,s:   6,105,549 msg/sec
                      std::mutex, 2,i:   5,900,759 msg/sec
                      std::mutex, 3,s:   5,329,763 msg/sec
                      std::mutex, 3,i:   4,990,879 msg/sec
                      std::mutex, 4,s:   5,634,241 msg/sec
                      std::mutex, 4,i:   5,733,867 msg/sec
                      std::mutex, 5,s:   5,277,866 msg/sec
                      std::mutex, 5,i:   5,932,377 msg/sec
                      std::mutex, 6,s:   5,872,462 msg/sec
                      std::mutex, 6,i:   5,837,822 msg/sec
                      std::mutex, 7,s:   5,691,346 msg/sec
                      std::mutex, 7,i:   5,718,216 msg/sec
                      std::mutex, 8,s:   5,614,875 msg/sec
                      std::mutex, 8,i:   5,575,592 msg/sec
                 tbb::spin_mutex, 1,s:  37,617,220 msg/sec
                 tbb::spin_mutex, 1,i:  33,055,809 msg/sec
                 tbb::spin_mutex, 2,s:  21,069,695 msg/sec
                 tbb::spin_mutex, 2,i:  21,060,240 msg/sec
                 tbb::spin_mutex, 3,s:   8,830,731 msg/sec
                 tbb::spin_mutex, 3,i:  10,237,781 msg/sec
                 tbb::spin_mutex, 4,s:   3,123,890 msg/sec
                 tbb::spin_mutex, 4,i:   6,409,890 msg/sec
                 tbb::spin_mutex, 5,s:   5,515,596 msg/sec
                 tbb::spin_mutex, 5,i:   5,651,078 msg/sec
                 tbb::spin_mutex, 6,s:   5,332,976 msg/sec
                 tbb::spin_mutex, 6,i:   4,367,280 msg/sec
                 tbb::spin_mutex, 7,s:   4,435,413 msg/sec
                 tbb::spin_mutex, 7,i:   4,342,947 msg/sec
                 tbb::spin_mutex, 8,s:   3,909,985 msg/sec
                 tbb::spin_mutex, 8,i:   4,172,923 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,545,729 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,899,362 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,413,039 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,088,044 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,498,954 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,750,373 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,349,410 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,257,368 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,677,133 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,807,374 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,762,415 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,966,005 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,851,142 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,067,700 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,869,164 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,118,316 msg/sec
     xenium::michael_scott_queue, 1,s:   9,397,503 msg/sec
     xenium::michael_scott_queue, 1,i:   9,242,938 msg/sec
     xenium::michael_scott_queue, 2,s:   8,414,978 msg/sec
     xenium::michael_scott_queue, 2,i:   8,465,921 msg/sec
     xenium::michael_scott_queue, 3,s:   7,374,605 msg/sec
     xenium::michael_scott_queue, 3,i:   7,550,965 msg/sec
     xenium::michael_scott_queue, 4,s:   6,275,736 msg/sec
     xenium::michael_scott_queue, 4,i:   6,328,166 msg/sec
     xenium::michael_scott_queue, 5,s:   6,255,488 msg/sec
     xenium::michael_scott_queue, 5,i:   6,636,739 msg/sec
     xenium::michael_scott_queue, 6,s:   6,449,366 msg/sec
     xenium::michael_scott_queue, 6,i:   6,687,785 msg/sec
     xenium::michael_scott_queue, 7,s:   6,279,667 msg/sec
     xenium::michael_scott_queue, 7,i:   6,385,652 msg/sec
     xenium::michael_scott_queue, 8,s:   6,028,808 msg/sec
     xenium::michael_scott_queue, 8,i:   6,250,704 msg/sec
         xenium::ramalhete_queue, 1,s:  31,732,538 msg/sec
         xenium::ramalhete_queue, 1,i:  31,799,970 msg/sec
         xenium::ramalhete_queue, 2,s:  24,466,576 msg/sec
         xenium::ramalhete_queue, 2,i:  23,379,607 msg/sec
         xenium::ramalhete_queue, 3,s:  29,123,994 msg/sec
         xenium::ramalhete_queue, 3,i:  28,470,256 msg/sec
         xenium::ramalhete_queue, 4,s:  33,670,400 msg/sec
         xenium::ramalhete_queue, 4,i:  33,444,052 msg/sec
         xenium::ramalhete_queue, 5,s:  32,202,848 msg/sec
         xenium::ramalhete_queue, 5,i:  36,004,361 msg/sec
         xenium::ramalhete_queue, 6,s:  34,145,020 msg/sec
         xenium::ramalhete_queue, 6,i:  38,472,915 msg/sec
         xenium::ramalhete_queue, 7,s:  35,196,430 msg/sec
         xenium::ramalhete_queue, 7,i:  40,932,923 msg/sec
         xenium::ramalhete_queue, 8,s:  35,228,566 msg/sec
         xenium::ramalhete_queue, 8,i:  43,713,310 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,884,619 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,290,495 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,925,761 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,458,813 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,629,934 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,768,497 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,544,170 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,389,200 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,384,663 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,424,992 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,824,210 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,442,394 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,169,031 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,103,024 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,405,149 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,384,142 msg/sec
                     AtomicQueue, 1,s:  60,201,982 msg/sec
                     AtomicQueue, 1,i:  56,911,273 msg/sec
                     AtomicQueue, 2,s:  12,296,510 msg/sec
                     AtomicQueue, 2,i:  11,740,900 msg/sec
                     AtomicQueue, 3,s:  10,753,899 msg/sec
                     AtomicQueue, 3,i:   9,944,745 msg/sec
                     AtomicQueue, 4,s:   8,184,439 msg/sec
                     AtomicQueue, 4,i:   8,199,237 msg/sec
                     AtomicQueue, 5,s:   8,007,738 msg/sec
                     AtomicQueue, 5,i:   8,087,352 msg/sec
                     AtomicQueue, 6,s:   7,680,028 msg/sec
                     AtomicQueue, 6,i:   7,606,962 msg/sec
                     AtomicQueue, 7,s:   7,173,563 msg/sec
                     AtomicQueue, 7,i:   7,978,133 msg/sec
                     AtomicQueue, 8,s:   6,323,177 msg/sec
                     AtomicQueue, 8,i:   7,461,924 msg/sec
                    AtomicQueueB, 1,s:  44,030,844 msg/sec
                    AtomicQueueB, 1,i:  75,217,078 msg/sec
                    AtomicQueueB, 2,s:  11,769,971 msg/sec
                    AtomicQueueB, 2,i:  11,421,570 msg/sec
                    AtomicQueueB, 3,s:  11,012,302 msg/sec
                    AtomicQueueB, 3,i:  10,366,259 msg/sec
                    AtomicQueueB, 4,s:   8,031,126 msg/sec
                    AtomicQueueB, 4,i:   8,060,795 msg/sec
                    AtomicQueueB, 5,s:   7,523,656 msg/sec
                    AtomicQueueB, 5,i:   7,797,329 msg/sec
                    AtomicQueueB, 6,s:   7,317,036 msg/sec
                    AtomicQueueB, 6,i:   7,543,788 msg/sec
                    AtomicQueueB, 7,s:   6,893,624 msg/sec
                    AtomicQueueB, 7,i:   7,706,024 msg/sec
                    AtomicQueueB, 8,s:   6,213,354 msg/sec
                    AtomicQueueB, 8,i:   7,156,315 msg/sec
             OptimistAtomicQueue, 1,s: 771,114,661 msg/sec
             OptimistAtomicQueue, 1,i: 565,154,388 msg/sec
             OptimistAtomicQueue, 2,s:  32,168,854 msg/sec
             OptimistAtomicQueue, 2,i:  32,741,853 msg/sec
             OptimistAtomicQueue, 3,s:  36,666,718 msg/sec
             OptimistAtomicQueue, 3,i:  37,417,537 msg/sec
             OptimistAtomicQueue, 4,s:  39,293,282 msg/sec
             OptimistAtomicQueue, 4,i:  39,413,471 msg/sec
             OptimistAtomicQueue, 5,s:  42,406,811 msg/sec
             OptimistAtomicQueue, 5,i:  46,266,873 msg/sec
             OptimistAtomicQueue, 6,s:  42,667,727 msg/sec
             OptimistAtomicQueue, 6,i:  50,395,120 msg/sec
             OptimistAtomicQueue, 7,s:  45,104,270 msg/sec
             OptimistAtomicQueue, 7,i:  52,912,407 msg/sec
             OptimistAtomicQueue, 8,s:  46,389,812 msg/sec
             OptimistAtomicQueue, 8,i:  48,773,134 msg/sec
            OptimistAtomicQueueB, 1,s: 129,245,300 msg/sec
            OptimistAtomicQueueB, 1,i:  76,507,719 msg/sec
            OptimistAtomicQueueB, 2,s:  31,864,603 msg/sec
            OptimistAtomicQueueB, 2,i:  32,117,235 msg/sec
            OptimistAtomicQueueB, 3,s:  36,019,269 msg/sec
            OptimistAtomicQueueB, 3,i:  36,784,666 msg/sec
            OptimistAtomicQueueB, 4,s:  38,635,090 msg/sec
            OptimistAtomicQueueB, 4,i:  38,705,981 msg/sec
            OptimistAtomicQueueB, 5,s:  40,125,938 msg/sec
            OptimistAtomicQueueB, 5,i:  45,880,491 msg/sec
            OptimistAtomicQueueB, 6,s:  41,580,737 msg/sec
            OptimistAtomicQueueB, 6,i:  49,065,412 msg/sec
            OptimistAtomicQueueB, 7,s:  42,554,669 msg/sec
            OptimistAtomicQueueB, 7,i:  50,915,231 msg/sec
            OptimistAtomicQueueB, 8,s:  44,364,058 msg/sec
            OptimistAtomicQueueB, 8,i:  48,047,263 msg/sec
                    AtomicQueue2, 1,s:  22,876,872 msg/sec
                    AtomicQueue2, 1,i:  22,873,870 msg/sec
                    AtomicQueue2, 2,s:  11,758,936 msg/sec
                    AtomicQueue2, 2,i:  11,374,856 msg/sec
                    AtomicQueue2, 3,s:   9,451,654 msg/sec
                    AtomicQueue2, 3,i:   9,468,808 msg/sec
                    AtomicQueue2, 4,s:   8,002,297 msg/sec
                    AtomicQueue2, 4,i:   8,096,610 msg/sec
                    AtomicQueue2, 5,s:   7,953,269 msg/sec
                    AtomicQueue2, 5,i:   8,005,905 msg/sec
                    AtomicQueue2, 6,s:   7,796,556 msg/sec
                    AtomicQueue2, 6,i:   7,534,847 msg/sec
                    AtomicQueue2, 7,s:   7,186,826 msg/sec
                    AtomicQueue2, 7,i:   7,912,095 msg/sec
                    AtomicQueue2, 8,s:   6,390,714 msg/sec
                    AtomicQueue2, 8,i:   7,371,475 msg/sec
                   AtomicQueueB2, 1,s:  36,275,643 msg/sec
                   AtomicQueueB2, 1,i:  32,662,350 msg/sec
                   AtomicQueueB2, 2,s:  11,502,428 msg/sec
                   AtomicQueueB2, 2,i:  11,132,519 msg/sec
                   AtomicQueueB2, 3,s:   9,479,815 msg/sec
                   AtomicQueueB2, 3,i:   9,558,162 msg/sec
                   AtomicQueueB2, 4,s:   7,936,581 msg/sec
                   AtomicQueueB2, 4,i:   7,838,609 msg/sec
                   AtomicQueueB2, 5,s:   7,495,918 msg/sec
                   AtomicQueueB2, 5,i:   7,704,743 msg/sec
                   AtomicQueueB2, 6,s:   7,353,370 msg/sec
                   AtomicQueueB2, 6,i:   7,460,856 msg/sec
                   AtomicQueueB2, 7,s:   6,921,556 msg/sec
                   AtomicQueueB2, 7,i:   7,716,937 msg/sec
                   AtomicQueueB2, 8,s:   6,276,757 msg/sec
                   AtomicQueueB2, 8,i:   7,031,718 msg/sec
            OptimistAtomicQueue2, 1,s: 434,577,176 msg/sec
            OptimistAtomicQueue2, 1,i:  29,397,819 msg/sec
            OptimistAtomicQueue2, 2,s:  26,800,161 msg/sec
            OptimistAtomicQueue2, 2,i:  25,444,567 msg/sec
            OptimistAtomicQueue2, 3,s:  29,894,922 msg/sec
            OptimistAtomicQueue2, 3,i:  30,444,087 msg/sec
            OptimistAtomicQueue2, 4,s:  33,224,058 msg/sec
            OptimistAtomicQueue2, 4,i:  33,001,812 msg/sec
            OptimistAtomicQueue2, 5,s:  37,463,788 msg/sec
            OptimistAtomicQueue2, 5,i:  41,526,112 msg/sec
            OptimistAtomicQueue2, 6,s:  40,428,257 msg/sec
            OptimistAtomicQueue2, 6,i:  49,215,813 msg/sec
            OptimistAtomicQueue2, 7,s:  43,321,365 msg/sec
            OptimistAtomicQueue2, 7,i:  48,205,500 msg/sec
            OptimistAtomicQueue2, 8,s:  43,865,387 msg/sec
            OptimistAtomicQueue2, 8,i:  48,311,045 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,115,270 msg/sec
           OptimistAtomicQueueB2, 1,i:  62,404,352 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,756,120 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,167,382 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,221,451 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,202,597 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,085,828 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,402,401 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,511,925 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,227,496 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,206,139 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,245,418 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,958,516 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,365,513 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,345,884 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,268,273 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000121 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[322] 56m:24s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,539,260 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,471,196 msg/sec
          boost::lockfree::queue, 1,s:   8,022,177 msg/sec
          boost::lockfree::queue, 1,i:   7,987,246 msg/sec
          boost::lockfree::queue, 2,s:   7,499,606 msg/sec
          boost::lockfree::queue, 2,i:   7,559,604 msg/sec
          boost::lockfree::queue, 3,s:   7,371,547 msg/sec
          boost::lockfree::queue, 3,i:   7,562,250 msg/sec
          boost::lockfree::queue, 4,s:   6,424,212 msg/sec
          boost::lockfree::queue, 4,i:   6,781,422 msg/sec
          boost::lockfree::queue, 5,s:   6,432,753 msg/sec
          boost::lockfree::queue, 5,i:   6,483,758 msg/sec
          boost::lockfree::queue, 6,s:   5,949,546 msg/sec
          boost::lockfree::queue, 6,i:   6,087,413 msg/sec
          boost::lockfree::queue, 7,s:   5,885,398 msg/sec
          boost::lockfree::queue, 7,i:   6,045,539 msg/sec
          boost::lockfree::queue, 8,s:   5,417,467 msg/sec
          boost::lockfree::queue, 8,i:   5,570,654 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 455,278,452 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 424,847,639 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,995,731 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,710,924 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,019,021 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,938,602 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,171,503 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,977,634 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  42,851,822 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,889,279 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,439,349 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,130,328 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  29,797,165 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,883,535 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,080,725 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,492,421 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,270,200 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,479,653 msg/sec
                pthread_spinlock, 1,s:  29,150,213 msg/sec
                pthread_spinlock, 1,i:  25,385,808 msg/sec
                pthread_spinlock, 2,s:  15,128,613 msg/sec
                pthread_spinlock, 2,i:  16,765,080 msg/sec
                pthread_spinlock, 3,s:   8,269,044 msg/sec
                pthread_spinlock, 3,i:  12,048,103 msg/sec
                pthread_spinlock, 4,s:   6,491,946 msg/sec
                pthread_spinlock, 4,i:   9,111,095 msg/sec
                pthread_spinlock, 5,s:   8,587,856 msg/sec
                pthread_spinlock, 5,i:   9,340,504 msg/sec
                pthread_spinlock, 6,s:   8,286,943 msg/sec
                pthread_spinlock, 6,i:   8,895,736 msg/sec
                pthread_spinlock, 7,s:   7,516,019 msg/sec
                pthread_spinlock, 7,i:   7,706,416 msg/sec
                pthread_spinlock, 8,s:   6,676,241 msg/sec
                pthread_spinlock, 8,i:   6,893,259 msg/sec
                      std::mutex, 1,s:   6,067,573 msg/sec
                      std::mutex, 1,i:   5,895,075 msg/sec
                      std::mutex, 2,s:   4,988,186 msg/sec
                      std::mutex, 2,i:   6,098,710 msg/sec
                      std::mutex, 3,s:   6,032,157 msg/sec
                      std::mutex, 3,i:   5,598,643 msg/sec
                      std::mutex, 4,s:   5,328,560 msg/sec
                      std::mutex, 4,i:   5,854,151 msg/sec
                      std::mutex, 5,s:   5,582,547 msg/sec
                      std::mutex, 5,i:   6,204,045 msg/sec
                      std::mutex, 6,s:   5,910,713 msg/sec
                      std::mutex, 6,i:   5,886,211 msg/sec
                      std::mutex, 7,s:   5,781,225 msg/sec
                      std::mutex, 7,i:   5,808,738 msg/sec
                      std::mutex, 8,s:   5,658,600 msg/sec
                      std::mutex, 8,i:   5,734,212 msg/sec
                 tbb::spin_mutex, 1,s:  37,912,799 msg/sec
                 tbb::spin_mutex, 1,i:  37,885,139 msg/sec
                 tbb::spin_mutex, 2,s:  21,136,179 msg/sec
                 tbb::spin_mutex, 2,i:  18,936,364 msg/sec
                 tbb::spin_mutex, 3,s:   9,072,299 msg/sec
                 tbb::spin_mutex, 3,i:  11,203,715 msg/sec
                 tbb::spin_mutex, 4,s:   3,279,380 msg/sec
                 tbb::spin_mutex, 4,i:   6,399,070 msg/sec
                 tbb::spin_mutex, 5,s:   5,421,509 msg/sec
                 tbb::spin_mutex, 5,i:   5,850,253 msg/sec
                 tbb::spin_mutex, 6,s:   5,281,756 msg/sec
                 tbb::spin_mutex, 6,i:   4,437,763 msg/sec
                 tbb::spin_mutex, 7,s:   4,853,575 msg/sec
                 tbb::spin_mutex, 7,i:   4,272,396 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,206 msg/sec
                 tbb::spin_mutex, 8,i:   4,186,449 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,406,364 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,401,918 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,921,815 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,114,680 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,096,077 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,989,602 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,384,026 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,265,939 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,617,978 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,916,787 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,074,231 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,906,338 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,990,792 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,947,556 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,985,077 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,083,520 msg/sec
     xenium::michael_scott_queue, 1,s:   9,533,041 msg/sec
     xenium::michael_scott_queue, 1,i:   9,701,207 msg/sec
     xenium::michael_scott_queue, 2,s:   8,437,630 msg/sec
     xenium::michael_scott_queue, 2,i:   8,429,454 msg/sec
     xenium::michael_scott_queue, 3,s:   7,164,994 msg/sec
     xenium::michael_scott_queue, 3,i:   7,533,545 msg/sec
     xenium::michael_scott_queue, 4,s:   6,270,979 msg/sec
     xenium::michael_scott_queue, 4,i:   6,349,846 msg/sec
     xenium::michael_scott_queue, 5,s:   6,298,713 msg/sec
     xenium::michael_scott_queue, 5,i:   6,749,992 msg/sec
     xenium::michael_scott_queue, 6,s:   6,517,633 msg/sec
     xenium::michael_scott_queue, 6,i:   6,756,107 msg/sec
     xenium::michael_scott_queue, 7,s:   6,318,655 msg/sec
     xenium::michael_scott_queue, 7,i:   6,476,474 msg/sec
     xenium::michael_scott_queue, 8,s:   6,007,002 msg/sec
     xenium::michael_scott_queue, 8,i:   6,176,198 msg/sec
         xenium::ramalhete_queue, 1,s:  31,726,585 msg/sec
         xenium::ramalhete_queue, 1,i:  31,538,330 msg/sec
         xenium::ramalhete_queue, 2,s:  23,462,615 msg/sec
         xenium::ramalhete_queue, 2,i:  23,290,561 msg/sec
         xenium::ramalhete_queue, 3,s:  29,182,703 msg/sec
         xenium::ramalhete_queue, 3,i:  28,409,857 msg/sec
         xenium::ramalhete_queue, 4,s:  33,849,799 msg/sec
         xenium::ramalhete_queue, 4,i:  33,402,339 msg/sec
         xenium::ramalhete_queue, 5,s:  32,165,880 msg/sec
         xenium::ramalhete_queue, 5,i:  36,195,325 msg/sec
         xenium::ramalhete_queue, 6,s:  33,985,723 msg/sec
         xenium::ramalhete_queue, 6,i:  39,954,982 msg/sec
         xenium::ramalhete_queue, 7,s:  35,123,215 msg/sec
         xenium::ramalhete_queue, 7,i:  41,103,340 msg/sec
         xenium::ramalhete_queue, 8,s:  35,571,967 msg/sec
         xenium::ramalhete_queue, 8,i:  44,524,384 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,987,098 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 111,196,176 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,009,296 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,509,269 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,652,121 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,940,910 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,692,856 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,375,631 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,456,792 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,349,109 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,034,422 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,349,416 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,169,781 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,120,281 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,412,651 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,303,253 msg/sec
                     AtomicQueue, 1,s:  58,884,828 msg/sec
                     AtomicQueue, 1,i:  56,680,602 msg/sec
                     AtomicQueue, 2,s:  12,267,158 msg/sec
                     AtomicQueue, 2,i:  11,752,133 msg/sec
                     AtomicQueue, 3,s:  10,818,699 msg/sec
                     AtomicQueue, 3,i:   9,967,860 msg/sec
                     AtomicQueue, 4,s:   8,127,944 msg/sec
                     AtomicQueue, 4,i:   8,192,405 msg/sec
                     AtomicQueue, 5,s:   8,034,191 msg/sec
                     AtomicQueue, 5,i:   8,060,359 msg/sec
                     AtomicQueue, 6,s:   7,825,986 msg/sec
                     AtomicQueue, 6,i:   7,602,947 msg/sec
                     AtomicQueue, 7,s:   7,216,558 msg/sec
                     AtomicQueue, 7,i:   7,984,518 msg/sec
                     AtomicQueue, 8,s:   6,352,029 msg/sec
                     AtomicQueue, 8,i:   7,440,440 msg/sec
                    AtomicQueueB, 1,s:  44,256,888 msg/sec
                    AtomicQueueB, 1,i:  47,077,518 msg/sec
                    AtomicQueueB, 2,s:  11,846,149 msg/sec
                    AtomicQueueB, 2,i:  11,511,033 msg/sec
                    AtomicQueueB, 3,s:  11,106,962 msg/sec
                    AtomicQueueB, 3,i:  10,128,645 msg/sec
                    AtomicQueueB, 4,s:   8,056,441 msg/sec
                    AtomicQueueB, 4,i:   8,030,519 msg/sec
                    AtomicQueueB, 5,s:   7,640,600 msg/sec
                    AtomicQueueB, 5,i:   7,819,963 msg/sec
                    AtomicQueueB, 6,s:   7,329,242 msg/sec
                    AtomicQueueB, 6,i:   7,517,540 msg/sec
                    AtomicQueueB, 7,s:   6,901,906 msg/sec
                    AtomicQueueB, 7,i:   7,734,828 msg/sec
                    AtomicQueueB, 8,s:   6,226,433 msg/sec
                    AtomicQueueB, 8,i:   7,175,553 msg/sec
             OptimistAtomicQueue, 1,s: 778,455,012 msg/sec
             OptimistAtomicQueue, 1,i: 685,755,352 msg/sec
             OptimistAtomicQueue, 2,s:  32,174,282 msg/sec
             OptimistAtomicQueue, 2,i:  32,702,796 msg/sec
             OptimistAtomicQueue, 3,s:  36,663,507 msg/sec
             OptimistAtomicQueue, 3,i:  37,422,352 msg/sec
             OptimistAtomicQueue, 4,s:  39,332,649 msg/sec
             OptimistAtomicQueue, 4,i:  39,414,650 msg/sec
             OptimistAtomicQueue, 5,s:  42,546,270 msg/sec
             OptimistAtomicQueue, 5,i:  46,286,868 msg/sec
             OptimistAtomicQueue, 6,s:  42,631,902 msg/sec
             OptimistAtomicQueue, 6,i:  50,463,803 msg/sec
             OptimistAtomicQueue, 7,s:  45,211,997 msg/sec
             OptimistAtomicQueue, 7,i:  53,095,717 msg/sec
             OptimistAtomicQueue, 8,s:  46,402,027 msg/sec
             OptimistAtomicQueue, 8,i:  48,833,240 msg/sec
            OptimistAtomicQueueB, 1,s:  96,182,668 msg/sec
            OptimistAtomicQueueB, 1,i:  76,484,451 msg/sec
            OptimistAtomicQueueB, 2,s:  32,279,216 msg/sec
            OptimistAtomicQueueB, 2,i:  32,139,922 msg/sec
            OptimistAtomicQueueB, 3,s:  36,307,570 msg/sec
            OptimistAtomicQueueB, 3,i:  36,984,181 msg/sec
            OptimistAtomicQueueB, 4,s:  38,729,664 msg/sec
            OptimistAtomicQueueB, 4,i:  38,562,535 msg/sec
            OptimistAtomicQueueB, 5,s:  40,968,401 msg/sec
            OptimistAtomicQueueB, 5,i:  45,411,986 msg/sec
            OptimistAtomicQueueB, 6,s:  41,222,300 msg/sec
            OptimistAtomicQueueB, 6,i:  49,126,633 msg/sec
            OptimistAtomicQueueB, 7,s:  41,437,874 msg/sec
            OptimistAtomicQueueB, 7,i:  51,432,164 msg/sec
            OptimistAtomicQueueB, 8,s:  44,358,168 msg/sec
            OptimistAtomicQueueB, 8,i:  48,116,599 msg/sec
                    AtomicQueue2, 1,s:  23,537,150 msg/sec
                    AtomicQueue2, 1,i:  23,820,417 msg/sec
                    AtomicQueue2, 2,s:  11,936,213 msg/sec
                    AtomicQueue2, 2,i:  11,619,428 msg/sec
                    AtomicQueue2, 3,s:   9,340,324 msg/sec
                    AtomicQueue2, 3,i:   9,499,147 msg/sec
                    AtomicQueue2, 4,s:   7,992,434 msg/sec
                    AtomicQueue2, 4,i:   8,059,908 msg/sec
                    AtomicQueue2, 5,s:   7,924,276 msg/sec
                    AtomicQueue2, 5,i:   7,995,322 msg/sec
                    AtomicQueue2, 6,s:   7,807,339 msg/sec
                    AtomicQueue2, 6,i:   7,540,710 msg/sec
                    AtomicQueue2, 7,s:   7,113,801 msg/sec
                    AtomicQueue2, 7,i:   7,879,400 msg/sec
                    AtomicQueue2, 8,s:   6,376,161 msg/sec
                    AtomicQueue2, 8,i:   7,356,180 msg/sec
                   AtomicQueueB2, 1,s:  36,041,274 msg/sec
                   AtomicQueueB2, 1,i:  32,625,172 msg/sec
                   AtomicQueueB2, 2,s:  11,503,899 msg/sec
                   AtomicQueueB2, 2,i:  11,194,527 msg/sec
                   AtomicQueueB2, 3,s:   9,722,146 msg/sec
                   AtomicQueueB2, 3,i:   9,560,850 msg/sec
                   AtomicQueueB2, 4,s:   7,967,581 msg/sec
                   AtomicQueueB2, 4,i:   7,815,880 msg/sec
                   AtomicQueueB2, 5,s:   7,456,321 msg/sec
                   AtomicQueueB2, 5,i:   7,674,730 msg/sec
                   AtomicQueueB2, 6,s:   7,227,912 msg/sec
                   AtomicQueueB2, 6,i:   7,486,223 msg/sec
                   AtomicQueueB2, 7,s:   6,924,953 msg/sec
                   AtomicQueueB2, 7,i:   7,700,144 msg/sec
                   AtomicQueueB2, 8,s:   6,311,452 msg/sec
                   AtomicQueueB2, 8,i:   7,125,438 msg/sec
            OptimistAtomicQueue2, 1,s: 136,495,823 msg/sec
            OptimistAtomicQueue2, 1,i:  76,999,063 msg/sec
            OptimistAtomicQueue2, 2,s:  25,385,539 msg/sec
            OptimistAtomicQueue2, 2,i:  24,383,673 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,193 msg/sec
            OptimistAtomicQueue2, 3,i:  29,968,858 msg/sec
            OptimistAtomicQueue2, 4,s:  33,203,125 msg/sec
            OptimistAtomicQueue2, 4,i:  33,278,976 msg/sec
            OptimistAtomicQueue2, 5,s:  37,341,686 msg/sec
            OptimistAtomicQueue2, 5,i:  41,672,738 msg/sec
            OptimistAtomicQueue2, 6,s:  40,444,316 msg/sec
            OptimistAtomicQueue2, 6,i:  49,297,171 msg/sec
            OptimistAtomicQueue2, 7,s:  42,569,519 msg/sec
            OptimistAtomicQueue2, 7,i:  51,529,588 msg/sec
            OptimistAtomicQueue2, 8,s:  43,880,558 msg/sec
            OptimistAtomicQueue2, 8,i:  48,851,559 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,982,150 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,922,371 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,167,486 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,500,142 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,352,631 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,568,310 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,915,897 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,732,409 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,697,146 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,472,013 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,140,812 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,364,383 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,183,938 msg/sec
           OptimistAtomicQueueB2, 7,i:  42,953,108 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,210,881 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,158,657 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000242 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000261 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000270 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000201 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[323] 55m:5s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  73,713,696 msg/sec
     boost::lockfree::spsc_queue, 1,i:  73,168,132 msg/sec
          boost::lockfree::queue, 1,s:   7,967,946 msg/sec
          boost::lockfree::queue, 1,i:   7,855,949 msg/sec
          boost::lockfree::queue, 2,s:   7,656,562 msg/sec
          boost::lockfree::queue, 2,i:   7,464,556 msg/sec
          boost::lockfree::queue, 3,s:   7,363,781 msg/sec
          boost::lockfree::queue, 3,i:   7,511,611 msg/sec
          boost::lockfree::queue, 4,s:   6,426,577 msg/sec
          boost::lockfree::queue, 4,i:   6,825,242 msg/sec
          boost::lockfree::queue, 5,s:   6,456,069 msg/sec
          boost::lockfree::queue, 5,i:   6,479,215 msg/sec
          boost::lockfree::queue, 6,s:   6,021,325 msg/sec
          boost::lockfree::queue, 6,i:   6,082,364 msg/sec
          boost::lockfree::queue, 7,s:   5,936,366 msg/sec
          boost::lockfree::queue, 7,i:   5,965,549 msg/sec
          boost::lockfree::queue, 8,s:   5,431,663 msg/sec
          boost::lockfree::queue, 8,i:   5,578,458 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 515,555,136 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 111,882,384 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,312,561 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,665,350 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,206,556 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,216,535 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,908,193 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,593,733 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,447,078 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,112,930 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,365,078 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,413,001 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,494,755 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,891,364 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,028,958 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,262,749 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,211,086 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,941,334 msg/sec
                pthread_spinlock, 1,s:  28,882,042 msg/sec
                pthread_spinlock, 1,i:  25,457,300 msg/sec
                pthread_spinlock, 2,s:  15,652,844 msg/sec
                pthread_spinlock, 2,i:  17,294,347 msg/sec
                pthread_spinlock, 3,s:   8,319,793 msg/sec
                pthread_spinlock, 3,i:  12,001,173 msg/sec
                pthread_spinlock, 4,s:   6,505,087 msg/sec
                pthread_spinlock, 4,i:   8,893,013 msg/sec
                pthread_spinlock, 5,s:   8,549,789 msg/sec
                pthread_spinlock, 5,i:   9,130,574 msg/sec
                pthread_spinlock, 6,s:   8,516,521 msg/sec
                pthread_spinlock, 6,i:   8,475,933 msg/sec
                pthread_spinlock, 7,s:   7,542,559 msg/sec
                pthread_spinlock, 7,i:   7,641,989 msg/sec
                pthread_spinlock, 8,s:   6,679,214 msg/sec
                pthread_spinlock, 8,i:   6,885,862 msg/sec
                      std::mutex, 1,s:   6,338,109 msg/sec
                      std::mutex, 1,i:   6,350,894 msg/sec
                      std::mutex, 2,s:   5,240,720 msg/sec
                      std::mutex, 2,i:   5,759,342 msg/sec
                      std::mutex, 3,s:   5,299,098 msg/sec
                      std::mutex, 3,i:   5,589,750 msg/sec
                      std::mutex, 4,s:   5,891,482 msg/sec
                      std::mutex, 4,i:   5,895,803 msg/sec
                      std::mutex, 5,s:   5,993,164 msg/sec
                      std::mutex, 5,i:   6,024,119 msg/sec
                      std::mutex, 6,s:   5,951,287 msg/sec
                      std::mutex, 6,i:   5,876,596 msg/sec
                      std::mutex, 7,s:   5,736,616 msg/sec
                      std::mutex, 7,i:   5,790,600 msg/sec
                      std::mutex, 8,s:   5,653,457 msg/sec
                      std::mutex, 8,i:   5,690,127 msg/sec
                 tbb::spin_mutex, 1,s:  37,950,615 msg/sec
                 tbb::spin_mutex, 1,i:  33,232,852 msg/sec
                 tbb::spin_mutex, 2,s:  21,306,799 msg/sec
                 tbb::spin_mutex, 2,i:  18,467,064 msg/sec
                 tbb::spin_mutex, 3,s:   7,707,478 msg/sec
                 tbb::spin_mutex, 3,i:  11,111,743 msg/sec
                 tbb::spin_mutex, 4,s:   3,094,333 msg/sec
                 tbb::spin_mutex, 4,i:   6,315,989 msg/sec
                 tbb::spin_mutex, 5,s:   5,471,111 msg/sec
                 tbb::spin_mutex, 5,i:   5,727,683 msg/sec
                 tbb::spin_mutex, 6,s:   5,348,779 msg/sec
                 tbb::spin_mutex, 6,i:   4,377,606 msg/sec
                 tbb::spin_mutex, 7,s:   4,809,068 msg/sec
                 tbb::spin_mutex, 7,i:   4,304,051 msg/sec
                 tbb::spin_mutex, 8,s:   4,249,765 msg/sec
                 tbb::spin_mutex, 8,i:   4,063,355 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,360,381 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,346,009 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  14,334,410 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,879,126 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,591,134 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,594,824 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,009,318 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,324,108 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,488,211 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,582,778 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,915,747 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,705,977 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,894,461 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,105,120 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,840,138 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,466,464 msg/sec
     xenium::michael_scott_queue, 1,s:   9,263,272 msg/sec
     xenium::michael_scott_queue, 1,i:   9,076,928 msg/sec
     xenium::michael_scott_queue, 2,s:   8,429,208 msg/sec
     xenium::michael_scott_queue, 2,i:   8,398,176 msg/sec
     xenium::michael_scott_queue, 3,s:   7,149,661 msg/sec
     xenium::michael_scott_queue, 3,i:   7,526,824 msg/sec
     xenium::michael_scott_queue, 4,s:   6,351,078 msg/sec
     xenium::michael_scott_queue, 4,i:   6,322,046 msg/sec
     xenium::michael_scott_queue, 5,s:   6,287,829 msg/sec
     xenium::michael_scott_queue, 5,i:   6,629,166 msg/sec
     xenium::michael_scott_queue, 6,s:   6,514,592 msg/sec
     xenium::michael_scott_queue, 6,i:   6,800,810 msg/sec
     xenium::michael_scott_queue, 7,s:   6,322,717 msg/sec
     xenium::michael_scott_queue, 7,i:   6,474,786 msg/sec
     xenium::michael_scott_queue, 8,s:   5,997,646 msg/sec
     xenium::michael_scott_queue, 8,i:   6,120,453 msg/sec
         xenium::ramalhete_queue, 1,s:  30,959,764 msg/sec
         xenium::ramalhete_queue, 1,i:  26,889,784 msg/sec
         xenium::ramalhete_queue, 2,s:  23,769,805 msg/sec
         xenium::ramalhete_queue, 2,i:  23,325,960 msg/sec
         xenium::ramalhete_queue, 3,s:  29,177,039 msg/sec
         xenium::ramalhete_queue, 3,i:  28,405,062 msg/sec
         xenium::ramalhete_queue, 4,s:  33,746,626 msg/sec
         xenium::ramalhete_queue, 4,i:  33,474,561 msg/sec
         xenium::ramalhete_queue, 5,s:  32,086,363 msg/sec
         xenium::ramalhete_queue, 5,i:  36,013,541 msg/sec
         xenium::ramalhete_queue, 6,s:  34,040,011 msg/sec
         xenium::ramalhete_queue, 6,i:  40,073,096 msg/sec
         xenium::ramalhete_queue, 7,s:  35,282,568 msg/sec
         xenium::ramalhete_queue, 7,i:  41,025,103 msg/sec
         xenium::ramalhete_queue, 8,s:  35,528,397 msg/sec
         xenium::ramalhete_queue, 8,i:  43,965,149 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,942,073 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,261,713 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,944,768 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,358,592 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,514,203 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,712,806 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,500,179 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,116,544 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,010,265 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,307,135 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,853,589 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,293,738 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,325,562 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,924,597 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,396,327 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,401,437 msg/sec
                     AtomicQueue, 1,s:  62,086,407 msg/sec
                     AtomicQueue, 1,i:  57,053,897 msg/sec
                     AtomicQueue, 2,s:  12,307,674 msg/sec
                     AtomicQueue, 2,i:  11,728,301 msg/sec
                     AtomicQueue, 3,s:  10,799,824 msg/sec
                     AtomicQueue, 3,i:   9,924,022 msg/sec
                     AtomicQueue, 4,s:   8,225,641 msg/sec
                     AtomicQueue, 4,i:   8,201,571 msg/sec
                     AtomicQueue, 5,s:   8,015,145 msg/sec
                     AtomicQueue, 5,i:   8,071,998 msg/sec
                     AtomicQueue, 6,s:   7,973,718 msg/sec
                     AtomicQueue, 6,i:   7,613,521 msg/sec
                     AtomicQueue, 7,s:   7,151,205 msg/sec
                     AtomicQueue, 7,i:   8,000,668 msg/sec
                     AtomicQueue, 8,s:   6,344,230 msg/sec
                     AtomicQueue, 8,i:   7,471,796 msg/sec
                    AtomicQueueB, 1,s:  43,956,114 msg/sec
                    AtomicQueueB, 1,i:  43,022,755 msg/sec
                    AtomicQueueB, 2,s:  11,818,449 msg/sec
                    AtomicQueueB, 2,i:  11,490,826 msg/sec
                    AtomicQueueB, 3,s:  10,981,935 msg/sec
                    AtomicQueueB, 3,i:  10,111,395 msg/sec
                    AtomicQueueB, 4,s:   8,143,210 msg/sec
                    AtomicQueueB, 4,i:   8,017,154 msg/sec
                    AtomicQueueB, 5,s:   7,686,339 msg/sec
                    AtomicQueueB, 5,i:   7,833,376 msg/sec
                    AtomicQueueB, 6,s:   7,348,939 msg/sec
                    AtomicQueueB, 6,i:   7,500,910 msg/sec
                    AtomicQueueB, 7,s:   6,864,171 msg/sec
                    AtomicQueueB, 7,i:   7,748,434 msg/sec
                    AtomicQueueB, 8,s:   6,241,866 msg/sec
                    AtomicQueueB, 8,i:   7,122,273 msg/sec
             OptimistAtomicQueue, 1,s: 800,334,219 msg/sec
             OptimistAtomicQueue, 1,i: 645,080,239 msg/sec
             OptimistAtomicQueue, 2,s:  32,646,296 msg/sec
             OptimistAtomicQueue, 2,i:  32,723,653 msg/sec
             OptimistAtomicQueue, 3,s:  36,674,152 msg/sec
             OptimistAtomicQueue, 3,i:  37,377,088 msg/sec
             OptimistAtomicQueue, 4,s:  39,272,990 msg/sec
             OptimistAtomicQueue, 4,i:  39,400,739 msg/sec
             OptimistAtomicQueue, 5,s:  42,590,338 msg/sec
             OptimistAtomicQueue, 5,i:  46,184,040 msg/sec
             OptimistAtomicQueue, 6,s:  42,782,992 msg/sec
             OptimistAtomicQueue, 6,i:  49,813,662 msg/sec
             OptimistAtomicQueue, 7,s:  44,048,827 msg/sec
             OptimistAtomicQueue, 7,i:  53,015,933 msg/sec
             OptimistAtomicQueue, 8,s:  46,448,726 msg/sec
             OptimistAtomicQueue, 8,i:  49,619,103 msg/sec
            OptimistAtomicQueueB, 1,s: 233,265,979 msg/sec
            OptimistAtomicQueueB, 1,i:  76,566,407 msg/sec
            OptimistAtomicQueueB, 2,s:  32,181,256 msg/sec
            OptimistAtomicQueueB, 2,i:  32,118,336 msg/sec
            OptimistAtomicQueueB, 3,s:  36,272,747 msg/sec
            OptimistAtomicQueueB, 3,i:  37,037,279 msg/sec
            OptimistAtomicQueueB, 4,s:  38,634,728 msg/sec
            OptimistAtomicQueueB, 4,i:  38,695,116 msg/sec
            OptimistAtomicQueueB, 5,s:  41,093,200 msg/sec
            OptimistAtomicQueueB, 5,i:  46,086,946 msg/sec
            OptimistAtomicQueueB, 6,s:  41,057,583 msg/sec
            OptimistAtomicQueueB, 6,i:  49,034,280 msg/sec
            OptimistAtomicQueueB, 7,s:  42,614,924 msg/sec
            OptimistAtomicQueueB, 7,i:  51,277,266 msg/sec
            OptimistAtomicQueueB, 8,s:  44,616,191 msg/sec
            OptimistAtomicQueueB, 8,i:  47,784,773 msg/sec
                    AtomicQueue2, 1,s:  22,959,263 msg/sec
                    AtomicQueue2, 1,i:  22,875,919 msg/sec
                    AtomicQueue2, 2,s:  12,061,552 msg/sec
                    AtomicQueue2, 2,i:  11,399,556 msg/sec
                    AtomicQueue2, 3,s:   9,357,589 msg/sec
                    AtomicQueue2, 3,i:   9,362,959 msg/sec
                    AtomicQueue2, 4,s:   8,023,948 msg/sec
                    AtomicQueue2, 4,i:   8,047,367 msg/sec
                    AtomicQueue2, 5,s:   7,885,510 msg/sec
                    AtomicQueue2, 5,i:   8,014,865 msg/sec
                    AtomicQueue2, 6,s:   7,713,665 msg/sec
                    AtomicQueue2, 6,i:   7,536,586 msg/sec
                    AtomicQueue2, 7,s:   7,186,487 msg/sec
                    AtomicQueue2, 7,i:   7,877,242 msg/sec
                    AtomicQueue2, 8,s:   6,386,205 msg/sec
                    AtomicQueue2, 8,i:   7,356,130 msg/sec
                   AtomicQueueB2, 1,s:  38,676,860 msg/sec
                   AtomicQueueB2, 1,i:  39,127,880 msg/sec
                   AtomicQueueB2, 2,s:  11,312,565 msg/sec
                   AtomicQueueB2, 2,i:  11,079,148 msg/sec
                   AtomicQueueB2, 3,s:   9,549,849 msg/sec
                   AtomicQueueB2, 3,i:   9,420,568 msg/sec
                   AtomicQueueB2, 4,s:   7,883,943 msg/sec
                   AtomicQueueB2, 4,i:   7,878,239 msg/sec
                   AtomicQueueB2, 5,s:   7,542,771 msg/sec
                   AtomicQueueB2, 5,i:   7,763,697 msg/sec
                   AtomicQueueB2, 6,s:   7,304,110 msg/sec
                   AtomicQueueB2, 6,i:   7,457,820 msg/sec
                   AtomicQueueB2, 7,s:   6,901,682 msg/sec
                   AtomicQueueB2, 7,i:   7,702,241 msg/sec
                   AtomicQueueB2, 8,s:   6,275,791 msg/sec
                   AtomicQueueB2, 8,i:   7,109,966 msg/sec
            OptimistAtomicQueue2, 1,s: 537,214,240 msg/sec
            OptimistAtomicQueue2, 1,i:  32,401,563 msg/sec
            OptimistAtomicQueue2, 2,s:  26,036,181 msg/sec
            OptimistAtomicQueue2, 2,i:  24,019,380 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,646 msg/sec
            OptimistAtomicQueue2, 3,i:  30,051,620 msg/sec
            OptimistAtomicQueue2, 4,s:  33,333,471 msg/sec
            OptimistAtomicQueue2, 4,i:  33,340,768 msg/sec
            OptimistAtomicQueue2, 5,s:  37,309,121 msg/sec
            OptimistAtomicQueue2, 5,i:  41,790,883 msg/sec
            OptimistAtomicQueue2, 6,s:  40,152,004 msg/sec
            OptimistAtomicQueue2, 6,i:  49,317,770 msg/sec
            OptimistAtomicQueue2, 7,s:  43,211,852 msg/sec
            OptimistAtomicQueue2, 7,i:  51,536,667 msg/sec
            OptimistAtomicQueue2, 8,s:  43,917,190 msg/sec
            OptimistAtomicQueue2, 8,i:  48,335,733 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,782,073 msg/sec
           OptimistAtomicQueueB2, 1,i:  76,703,477 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,738,870 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,881,250 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,077,219 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,091,101 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,560,225 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,037,872 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,477,379 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,284,910 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,509,863 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,145,713 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,145,132 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,620,551 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,013,144 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,727,720 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000155 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000260 sec/round-trip
                      std::mutex: 0.000000499 sec/round-trip
                 tbb::spin_mutex: 0.000000308 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000388 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000173 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[324] 53m:46s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,865,122 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,909,334 msg/sec
          boost::lockfree::queue, 1,s:   6,853,163 msg/sec
          boost::lockfree::queue, 1,i:   6,946,364 msg/sec
          boost::lockfree::queue, 2,s:   7,646,689 msg/sec
          boost::lockfree::queue, 2,i:   7,486,249 msg/sec
          boost::lockfree::queue, 3,s:   7,397,747 msg/sec
          boost::lockfree::queue, 3,i:   7,548,251 msg/sec
          boost::lockfree::queue, 4,s:   6,417,631 msg/sec
          boost::lockfree::queue, 4,i:   6,800,624 msg/sec
          boost::lockfree::queue, 5,s:   6,406,982 msg/sec
          boost::lockfree::queue, 5,i:   6,449,839 msg/sec
          boost::lockfree::queue, 6,s:   5,981,158 msg/sec
          boost::lockfree::queue, 6,i:   6,161,756 msg/sec
          boost::lockfree::queue, 7,s:   6,064,481 msg/sec
          boost::lockfree::queue, 7,i:   6,051,010 msg/sec
          boost::lockfree::queue, 8,s:   5,540,620 msg/sec
          boost::lockfree::queue, 8,i:   5,584,302 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  52,471,743 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  58,509,201 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,120,260 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,218,009 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,583,293 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,815,863 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,748,426 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,988,590 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,485,403 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,117,765 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,537,305 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  32,537,187 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,433,569 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,630,841 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,451,428 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,642,729 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,430,815 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,047,129 msg/sec
                pthread_spinlock, 1,s:  28,938,800 msg/sec
                pthread_spinlock, 1,i:  27,255,011 msg/sec
                pthread_spinlock, 2,s:  15,519,916 msg/sec
                pthread_spinlock, 2,i:  16,994,491 msg/sec
                pthread_spinlock, 3,s:   8,370,210 msg/sec
                pthread_spinlock, 3,i:  12,041,557 msg/sec
                pthread_spinlock, 4,s:   6,472,887 msg/sec
                pthread_spinlock, 4,i:   8,813,130 msg/sec
                pthread_spinlock, 5,s:   8,746,968 msg/sec
                pthread_spinlock, 5,i:   9,484,599 msg/sec
                pthread_spinlock, 6,s:   8,328,860 msg/sec
                pthread_spinlock, 6,i:   8,386,810 msg/sec
                pthread_spinlock, 7,s:   7,492,431 msg/sec
                pthread_spinlock, 7,i:   7,530,502 msg/sec
                pthread_spinlock, 8,s:   6,746,178 msg/sec
                pthread_spinlock, 8,i:   6,875,097 msg/sec
                      std::mutex, 1,s:   5,006,882 msg/sec
                      std::mutex, 1,i:   5,650,137 msg/sec
                      std::mutex, 2,s:   5,284,920 msg/sec
                      std::mutex, 2,i:   5,378,211 msg/sec
                      std::mutex, 3,s:   4,974,772 msg/sec
                      std::mutex, 3,i:   6,061,367 msg/sec
                      std::mutex, 4,s:   6,158,731 msg/sec
                      std::mutex, 4,i:   6,253,242 msg/sec
                      std::mutex, 5,s:   6,050,774 msg/sec
                      std::mutex, 5,i:   5,971,805 msg/sec
                      std::mutex, 6,s:   5,853,784 msg/sec
                      std::mutex, 6,i:   5,944,530 msg/sec
                      std::mutex, 7,s:   5,848,972 msg/sec
                      std::mutex, 7,i:   5,816,630 msg/sec
                      std::mutex, 8,s:   5,730,390 msg/sec
                      std::mutex, 8,i:   5,734,675 msg/sec
                 tbb::spin_mutex, 1,s:  38,247,372 msg/sec
                 tbb::spin_mutex, 1,i:  32,845,298 msg/sec
                 tbb::spin_mutex, 2,s:  21,265,532 msg/sec
                 tbb::spin_mutex, 2,i:  18,488,223 msg/sec
                 tbb::spin_mutex, 3,s:   8,419,053 msg/sec
                 tbb::spin_mutex, 3,i:  10,290,596 msg/sec
                 tbb::spin_mutex, 4,s:   3,192,840 msg/sec
                 tbb::spin_mutex, 4,i:   6,384,286 msg/sec
                 tbb::spin_mutex, 5,s:   5,530,435 msg/sec
                 tbb::spin_mutex, 5,i:   5,582,120 msg/sec
                 tbb::spin_mutex, 6,s:   5,369,026 msg/sec
                 tbb::spin_mutex, 6,i:   4,356,418 msg/sec
                 tbb::spin_mutex, 7,s:   4,864,139 msg/sec
                 tbb::spin_mutex, 7,i:   4,311,158 msg/sec
                 tbb::spin_mutex, 8,s:   4,252,761 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,699 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,416,634 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,200,196 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  15,036,283 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,271,190 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,373,310 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,844,753 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,407,696 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,343,524 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,677,344 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,945,612 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   9,021,733 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,867,686 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,047,060 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,936,228 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,979,354 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,097,717 msg/sec
     xenium::michael_scott_queue, 1,s:   9,459,867 msg/sec
     xenium::michael_scott_queue, 1,i:   9,405,819 msg/sec
     xenium::michael_scott_queue, 2,s:   8,505,208 msg/sec
     xenium::michael_scott_queue, 2,i:   8,505,492 msg/sec
     xenium::michael_scott_queue, 3,s:   7,292,872 msg/sec
     xenium::michael_scott_queue, 3,i:   7,667,314 msg/sec
     xenium::michael_scott_queue, 4,s:   6,298,366 msg/sec
     xenium::michael_scott_queue, 4,i:   6,379,346 msg/sec
     xenium::michael_scott_queue, 5,s:   6,295,409 msg/sec
     xenium::michael_scott_queue, 5,i:   6,701,105 msg/sec
     xenium::michael_scott_queue, 6,s:   6,501,968 msg/sec
     xenium::michael_scott_queue, 6,i:   6,909,552 msg/sec
     xenium::michael_scott_queue, 7,s:   6,239,527 msg/sec
     xenium::michael_scott_queue, 7,i:   6,493,860 msg/sec
     xenium::michael_scott_queue, 8,s:   6,024,917 msg/sec
     xenium::michael_scott_queue, 8,i:   6,067,126 msg/sec
         xenium::ramalhete_queue, 1,s:  32,213,223 msg/sec
         xenium::ramalhete_queue, 1,i:  32,493,977 msg/sec
         xenium::ramalhete_queue, 2,s:  23,485,090 msg/sec
         xenium::ramalhete_queue, 2,i:  23,351,207 msg/sec
         xenium::ramalhete_queue, 3,s:  29,155,168 msg/sec
         xenium::ramalhete_queue, 3,i:  28,412,972 msg/sec
         xenium::ramalhete_queue, 4,s:  33,824,190 msg/sec
         xenium::ramalhete_queue, 4,i:  33,543,500 msg/sec
         xenium::ramalhete_queue, 5,s:  32,195,042 msg/sec
         xenium::ramalhete_queue, 5,i:  36,066,729 msg/sec
         xenium::ramalhete_queue, 6,s:  34,081,780 msg/sec
         xenium::ramalhete_queue, 6,i:  39,089,098 msg/sec
         xenium::ramalhete_queue, 7,s:  35,183,964 msg/sec
         xenium::ramalhete_queue, 7,i:  41,006,527 msg/sec
         xenium::ramalhete_queue, 8,s:  35,568,295 msg/sec
         xenium::ramalhete_queue, 8,i:  43,815,828 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,649,019 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 102,706,714 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,062,684 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,936,555 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,627,253 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,931,139 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,389,686 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,322,662 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,314,425 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,075,654 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,903,102 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,770,646 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,188,312 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,164,674 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,366,226 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,258,392 msg/sec
                     AtomicQueue, 1,s:  58,949,560 msg/sec
                     AtomicQueue, 1,i:  56,360,832 msg/sec
                     AtomicQueue, 2,s:  12,204,328 msg/sec
                     AtomicQueue, 2,i:  11,775,153 msg/sec
                     AtomicQueue, 3,s:  10,765,873 msg/sec
                     AtomicQueue, 3,i:   9,858,019 msg/sec
                     AtomicQueue, 4,s:   8,163,302 msg/sec
                     AtomicQueue, 4,i:   8,192,971 msg/sec
                     AtomicQueue, 5,s:   8,037,349 msg/sec
                     AtomicQueue, 5,i:   8,082,488 msg/sec
                     AtomicQueue, 6,s:   7,820,291 msg/sec
                     AtomicQueue, 6,i:   7,607,681 msg/sec
                     AtomicQueue, 7,s:   7,152,839 msg/sec
                     AtomicQueue, 7,i:   7,973,271 msg/sec
                     AtomicQueue, 8,s:   6,309,680 msg/sec
                     AtomicQueue, 8,i:   7,436,383 msg/sec
                    AtomicQueueB, 1,s:  44,173,936 msg/sec
                    AtomicQueueB, 1,i:  43,021,663 msg/sec
                    AtomicQueueB, 2,s:  11,997,498 msg/sec
                    AtomicQueueB, 2,i:  11,517,991 msg/sec
                    AtomicQueueB, 3,s:  11,010,812 msg/sec
                    AtomicQueueB, 3,i:  10,185,380 msg/sec
                    AtomicQueueB, 4,s:   8,009,649 msg/sec
                    AtomicQueueB, 4,i:   8,109,400 msg/sec
                    AtomicQueueB, 5,s:   7,660,992 msg/sec
                    AtomicQueueB, 5,i:   7,786,378 msg/sec
                    AtomicQueueB, 6,s:   7,406,190 msg/sec
                    AtomicQueueB, 6,i:   7,490,717 msg/sec
                    AtomicQueueB, 7,s:   6,866,478 msg/sec
                    AtomicQueueB, 7,i:   7,727,842 msg/sec
                    AtomicQueueB, 8,s:   6,225,977 msg/sec
                    AtomicQueueB, 8,i:   7,186,301 msg/sec
             OptimistAtomicQueue, 1,s: 678,825,679 msg/sec
             OptimistAtomicQueue, 1,i: 519,363,966 msg/sec
             OptimistAtomicQueue, 2,s:  32,143,287 msg/sec
             OptimistAtomicQueue, 2,i:  32,176,958 msg/sec
             OptimistAtomicQueue, 3,s:  36,578,554 msg/sec
             OptimistAtomicQueue, 3,i:  37,335,245 msg/sec
             OptimistAtomicQueue, 4,s:  39,275,806 msg/sec
             OptimistAtomicQueue, 4,i:  39,400,017 msg/sec
             OptimistAtomicQueue, 5,s:  42,407,367 msg/sec
             OptimistAtomicQueue, 5,i:  48,094,280 msg/sec
             OptimistAtomicQueue, 6,s:  41,973,477 msg/sec
             OptimistAtomicQueue, 6,i:  49,795,505 msg/sec
             OptimistAtomicQueue, 7,s:  44,136,891 msg/sec
             OptimistAtomicQueue, 7,i:  48,722,418 msg/sec
             OptimistAtomicQueue, 8,s:  46,585,233 msg/sec
             OptimistAtomicQueue, 8,i:  49,233,443 msg/sec
            OptimistAtomicQueueB, 1,s: 118,969,106 msg/sec
            OptimistAtomicQueueB, 1,i: 125,669,551 msg/sec
            OptimistAtomicQueueB, 2,s:  32,131,949 msg/sec
            OptimistAtomicQueueB, 2,i:  31,899,163 msg/sec
            OptimistAtomicQueueB, 3,s:  36,194,526 msg/sec
            OptimistAtomicQueueB, 3,i:  36,867,555 msg/sec
            OptimistAtomicQueueB, 4,s:  38,674,696 msg/sec
            OptimistAtomicQueueB, 4,i:  38,669,100 msg/sec
            OptimistAtomicQueueB, 5,s:  41,139,763 msg/sec
            OptimistAtomicQueueB, 5,i:  45,839,556 msg/sec
            OptimistAtomicQueueB, 6,s:  40,569,426 msg/sec
            OptimistAtomicQueueB, 6,i:  48,952,188 msg/sec
            OptimistAtomicQueueB, 7,s:  41,897,455 msg/sec
            OptimistAtomicQueueB, 7,i:  47,681,610 msg/sec
            OptimistAtomicQueueB, 8,s:  44,260,771 msg/sec
            OptimistAtomicQueueB, 8,i:  47,649,399 msg/sec
                    AtomicQueue2, 1,s:  22,892,393 msg/sec
                    AtomicQueue2, 1,i:  22,876,810 msg/sec
                    AtomicQueue2, 2,s:  11,974,730 msg/sec
                    AtomicQueue2, 2,i:  11,512,677 msg/sec
                    AtomicQueue2, 3,s:   9,360,525 msg/sec
                    AtomicQueue2, 3,i:   9,373,731 msg/sec
                    AtomicQueue2, 4,s:   8,067,980 msg/sec
                    AtomicQueue2, 4,i:   8,007,918 msg/sec
                    AtomicQueue2, 5,s:   7,941,218 msg/sec
                    AtomicQueue2, 5,i:   7,935,818 msg/sec
                    AtomicQueue2, 6,s:   7,698,719 msg/sec
                    AtomicQueue2, 6,i:   7,475,836 msg/sec
                    AtomicQueue2, 7,s:   7,151,008 msg/sec
                    AtomicQueue2, 7,i:   7,898,823 msg/sec
                    AtomicQueue2, 8,s:   6,399,321 msg/sec
                    AtomicQueue2, 8,i:   7,339,796 msg/sec
                   AtomicQueueB2, 1,s:  35,995,603 msg/sec
                   AtomicQueueB2, 1,i:  32,645,558 msg/sec
                   AtomicQueueB2, 2,s:  11,335,436 msg/sec
                   AtomicQueueB2, 2,i:  11,194,428 msg/sec
                   AtomicQueueB2, 3,s:   9,612,543 msg/sec
                   AtomicQueueB2, 3,i:   9,558,740 msg/sec
                   AtomicQueueB2, 4,s:   7,977,790 msg/sec
                   AtomicQueueB2, 4,i:   7,921,278 msg/sec
                   AtomicQueueB2, 5,s:   7,429,270 msg/sec
                   AtomicQueueB2, 5,i:   7,669,583 msg/sec
                   AtomicQueueB2, 6,s:   7,310,226 msg/sec
                   AtomicQueueB2, 6,i:   7,406,606 msg/sec
                   AtomicQueueB2, 7,s:   6,908,355 msg/sec
                   AtomicQueueB2, 7,i:   7,697,592 msg/sec
                   AtomicQueueB2, 8,s:   6,295,930 msg/sec
                   AtomicQueueB2, 8,i:   7,091,390 msg/sec
            OptimistAtomicQueue2, 1,s: 481,913,775 msg/sec
            OptimistAtomicQueue2, 1,i:  30,098,115 msg/sec
            OptimistAtomicQueue2, 2,s:  24,263,179 msg/sec
            OptimistAtomicQueue2, 2,i:  24,573,481 msg/sec
            OptimistAtomicQueue2, 3,s:  30,342,318 msg/sec
            OptimistAtomicQueue2, 3,i:  29,957,527 msg/sec
            OptimistAtomicQueue2, 4,s:  33,258,944 msg/sec
            OptimistAtomicQueue2, 4,i:  33,041,807 msg/sec
            OptimistAtomicQueue2, 5,s:  36,974,053 msg/sec
            OptimistAtomicQueue2, 5,i:  40,142,287 msg/sec
            OptimistAtomicQueue2, 6,s:  40,288,937 msg/sec
            OptimistAtomicQueue2, 6,i:  48,996,907 msg/sec
            OptimistAtomicQueue2, 7,s:  42,739,813 msg/sec
            OptimistAtomicQueue2, 7,i:  51,261,895 msg/sec
            OptimistAtomicQueue2, 8,s:  44,037,250 msg/sec
            OptimistAtomicQueue2, 8,i:  49,691,070 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,133,077 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,866,088 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,783,505 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,687,033 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,693,589 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,213,176 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,313,356 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,738,651 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,695,370 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,683,387 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,178,417 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,235,062 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,201,205 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,502,578 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,947,991 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,660,990 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000143 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000290 sec/round-trip
                      std::mutex: 0.000000515 sec/round-trip
                 tbb::spin_mutex: 0.000000305 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000269 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000262 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000184 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[325] 52m:26s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,288,485 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,604,961 msg/sec
          boost::lockfree::queue, 1,s:   6,857,242 msg/sec
          boost::lockfree::queue, 1,i:   6,877,556 msg/sec
          boost::lockfree::queue, 2,s:   7,563,991 msg/sec
          boost::lockfree::queue, 2,i:   7,563,575 msg/sec
          boost::lockfree::queue, 3,s:   7,435,063 msg/sec
          boost::lockfree::queue, 3,i:   7,612,724 msg/sec
          boost::lockfree::queue, 4,s:   6,435,925 msg/sec
          boost::lockfree::queue, 4,i:   7,098,293 msg/sec
          boost::lockfree::queue, 5,s:   6,380,924 msg/sec
          boost::lockfree::queue, 5,i:   6,524,092 msg/sec
          boost::lockfree::queue, 6,s:   6,053,794 msg/sec
          boost::lockfree::queue, 6,i:   6,137,578 msg/sec
          boost::lockfree::queue, 7,s:   5,987,544 msg/sec
          boost::lockfree::queue, 7,i:   5,925,664 msg/sec
          boost::lockfree::queue, 8,s:   5,427,849 msg/sec
          boost::lockfree::queue, 8,i:   5,591,280 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 418,282,763 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  55,457,311 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,043,407 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,198,370 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,187,565 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,093,207 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,477,869 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,808,729 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,426,652 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,235,612 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,162,635 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,365,819 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,296,897 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,560,922 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,141,891 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  37,481,413 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,312,953 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,603,417 msg/sec
                pthread_spinlock, 1,s:  28,931,495 msg/sec
                pthread_spinlock, 1,i:  29,400,556 msg/sec
                pthread_spinlock, 2,s:  15,458,538 msg/sec
                pthread_spinlock, 2,i:  17,717,430 msg/sec
                pthread_spinlock, 3,s:   8,342,915 msg/sec
                pthread_spinlock, 3,i:  11,930,902 msg/sec
                pthread_spinlock, 4,s:   6,513,159 msg/sec
                pthread_spinlock, 4,i:   9,003,571 msg/sec
                pthread_spinlock, 5,s:   8,758,272 msg/sec
                pthread_spinlock, 5,i:   9,368,911 msg/sec
                pthread_spinlock, 6,s:   8,319,087 msg/sec
                pthread_spinlock, 6,i:   8,448,394 msg/sec
                pthread_spinlock, 7,s:   7,675,108 msg/sec
                pthread_spinlock, 7,i:   7,978,303 msg/sec
                pthread_spinlock, 8,s:   6,968,093 msg/sec
                pthread_spinlock, 8,i:   7,249,756 msg/sec
                      std::mutex, 1,s:   5,565,754 msg/sec
                      std::mutex, 1,i:   6,520,750 msg/sec
                      std::mutex, 2,s:   5,369,990 msg/sec
                      std::mutex, 2,i:   5,431,809 msg/sec
                      std::mutex, 3,s:   5,370,633 msg/sec
                      std::mutex, 3,i:   4,977,052 msg/sec
                      std::mutex, 4,s:   6,024,973 msg/sec
                      std::mutex, 4,i:   6,192,117 msg/sec
                      std::mutex, 5,s:   5,959,014 msg/sec
                      std::mutex, 5,i:   5,810,396 msg/sec
                      std::mutex, 6,s:   5,862,219 msg/sec
                      std::mutex, 6,i:   5,920,084 msg/sec
                      std::mutex, 7,s:   5,876,649 msg/sec
                      std::mutex, 7,i:   5,792,056 msg/sec
                      std::mutex, 8,s:   5,658,283 msg/sec
                      std::mutex, 8,i:   5,594,614 msg/sec
                 tbb::spin_mutex, 1,s:  37,852,221 msg/sec
                 tbb::spin_mutex, 1,i:  32,782,994 msg/sec
                 tbb::spin_mutex, 2,s:  21,123,168 msg/sec
                 tbb::spin_mutex, 2,i:  20,924,998 msg/sec
                 tbb::spin_mutex, 3,s:   8,755,048 msg/sec
                 tbb::spin_mutex, 3,i:  10,649,970 msg/sec
                 tbb::spin_mutex, 4,s:   3,130,157 msg/sec
                 tbb::spin_mutex, 4,i:   6,369,234 msg/sec
                 tbb::spin_mutex, 5,s:   5,443,885 msg/sec
                 tbb::spin_mutex, 5,i:   5,666,265 msg/sec
                 tbb::spin_mutex, 6,s:   5,041,107 msg/sec
                 tbb::spin_mutex, 6,i:   4,356,100 msg/sec
                 tbb::spin_mutex, 7,s:   4,481,988 msg/sec
                 tbb::spin_mutex, 7,i:   4,356,282 msg/sec
                 tbb::spin_mutex, 8,s:   4,259,015 msg/sec
                 tbb::spin_mutex, 8,i:   4,158,641 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,398,246 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,260,181 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,675,368 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,123,000 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,535,896 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,708,567 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,984,083 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,265,464 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,647,979 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,657,096 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,926,992 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,690,195 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,919,106 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,101,476 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,874,425 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,454,877 msg/sec
     xenium::michael_scott_queue, 1,s:  10,111,495 msg/sec
     xenium::michael_scott_queue, 1,i:  10,005,598 msg/sec
     xenium::michael_scott_queue, 2,s:   8,430,949 msg/sec
     xenium::michael_scott_queue, 2,i:   8,506,498 msg/sec
     xenium::michael_scott_queue, 3,s:   7,264,858 msg/sec
     xenium::michael_scott_queue, 3,i:   7,554,588 msg/sec
     xenium::michael_scott_queue, 4,s:   6,226,384 msg/sec
     xenium::michael_scott_queue, 4,i:   6,292,073 msg/sec
     xenium::michael_scott_queue, 5,s:   6,312,067 msg/sec
     xenium::michael_scott_queue, 5,i:   6,617,917 msg/sec
     xenium::michael_scott_queue, 6,s:   6,550,906 msg/sec
     xenium::michael_scott_queue, 6,i:   6,879,736 msg/sec
     xenium::michael_scott_queue, 7,s:   6,280,445 msg/sec
     xenium::michael_scott_queue, 7,i:   6,400,325 msg/sec
     xenium::michael_scott_queue, 8,s:   6,000,422 msg/sec
     xenium::michael_scott_queue, 8,i:   6,121,538 msg/sec
         xenium::ramalhete_queue, 1,s:  30,883,016 msg/sec
         xenium::ramalhete_queue, 1,i:  32,198,363 msg/sec
         xenium::ramalhete_queue, 2,s:  23,953,284 msg/sec
         xenium::ramalhete_queue, 2,i:  23,263,662 msg/sec
         xenium::ramalhete_queue, 3,s:  29,280,648 msg/sec
         xenium::ramalhete_queue, 3,i:  28,508,117 msg/sec
         xenium::ramalhete_queue, 4,s:  33,919,867 msg/sec
         xenium::ramalhete_queue, 4,i:  33,496,212 msg/sec
         xenium::ramalhete_queue, 5,s:  32,063,564 msg/sec
         xenium::ramalhete_queue, 5,i:  38,307,911 msg/sec
         xenium::ramalhete_queue, 6,s:  34,105,550 msg/sec
         xenium::ramalhete_queue, 6,i:  39,273,378 msg/sec
         xenium::ramalhete_queue, 7,s:  35,157,367 msg/sec
         xenium::ramalhete_queue, 7,i:  41,193,220 msg/sec
         xenium::ramalhete_queue, 8,s:  35,516,011 msg/sec
         xenium::ramalhete_queue, 8,i:  44,118,918 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,997,276 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  89,371,189 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,106,034 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,389,704 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,569,601 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,405,614 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,322,284 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,151,579 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,687,668 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,356,707 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,909,248 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,642,191 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,227,848 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,046,909 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,426,413 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,512,136 msg/sec
                     AtomicQueue, 1,s:  67,817,349 msg/sec
                     AtomicQueue, 1,i:  57,195,730 msg/sec
                     AtomicQueue, 2,s:  12,359,011 msg/sec
                     AtomicQueue, 2,i:  11,772,422 msg/sec
                     AtomicQueue, 3,s:  10,805,140 msg/sec
                     AtomicQueue, 3,i:   9,935,628 msg/sec
                     AtomicQueue, 4,s:   8,192,691 msg/sec
                     AtomicQueue, 4,i:   8,185,552 msg/sec
                     AtomicQueue, 5,s:   7,953,206 msg/sec
                     AtomicQueue, 5,i:   8,093,034 msg/sec
                     AtomicQueue, 6,s:   7,762,443 msg/sec
                     AtomicQueue, 6,i:   7,655,337 msg/sec
                     AtomicQueue, 7,s:   7,100,021 msg/sec
                     AtomicQueue, 7,i:   7,991,702 msg/sec
                     AtomicQueue, 8,s:   6,328,098 msg/sec
                     AtomicQueue, 8,i:   7,295,089 msg/sec
                    AtomicQueueB, 1,s:  43,122,029 msg/sec
                    AtomicQueueB, 1,i:  43,157,022 msg/sec
                    AtomicQueueB, 2,s:  11,896,534 msg/sec
                    AtomicQueueB, 2,i:  11,518,840 msg/sec
                    AtomicQueueB, 3,s:  11,003,414 msg/sec
                    AtomicQueueB, 3,i:  10,209,527 msg/sec
                    AtomicQueueB, 4,s:   8,129,749 msg/sec
                    AtomicQueueB, 4,i:   8,062,498 msg/sec
                    AtomicQueueB, 5,s:   7,617,937 msg/sec
                    AtomicQueueB, 5,i:   7,808,288 msg/sec
                    AtomicQueueB, 6,s:   7,342,211 msg/sec
                    AtomicQueueB, 6,i:   7,556,488 msg/sec
                    AtomicQueueB, 7,s:   6,892,827 msg/sec
                    AtomicQueueB, 7,i:   7,714,009 msg/sec
                    AtomicQueueB, 8,s:   6,214,558 msg/sec
                    AtomicQueueB, 8,i:   7,201,641 msg/sec
             OptimistAtomicQueue, 1,s: 678,173,921 msg/sec
             OptimistAtomicQueue, 1,i: 543,481,362 msg/sec
             OptimistAtomicQueue, 2,s:  32,196,019 msg/sec
             OptimistAtomicQueue, 2,i:  32,241,931 msg/sec
             OptimistAtomicQueue, 3,s:  36,676,523 msg/sec
             OptimistAtomicQueue, 3,i:  37,391,919 msg/sec
             OptimistAtomicQueue, 4,s:  39,283,698 msg/sec
             OptimistAtomicQueue, 4,i:  39,358,672 msg/sec
             OptimistAtomicQueue, 5,s:  42,395,993 msg/sec
             OptimistAtomicQueue, 5,i:  46,530,498 msg/sec
             OptimistAtomicQueue, 6,s:  42,090,255 msg/sec
             OptimistAtomicQueue, 6,i:  50,428,610 msg/sec
             OptimistAtomicQueue, 7,s:  45,063,574 msg/sec
             OptimistAtomicQueue, 7,i:  49,097,759 msg/sec
             OptimistAtomicQueue, 8,s:  46,461,118 msg/sec
             OptimistAtomicQueue, 8,i:  49,360,439 msg/sec
            OptimistAtomicQueueB, 1,s: 137,763,153 msg/sec
            OptimistAtomicQueueB, 1,i: 170,726,259 msg/sec
            OptimistAtomicQueueB, 2,s:  32,161,879 msg/sec
            OptimistAtomicQueueB, 2,i:  32,249,862 msg/sec
            OptimistAtomicQueueB, 3,s:  36,278,593 msg/sec
            OptimistAtomicQueueB, 3,i:  36,858,542 msg/sec
            OptimistAtomicQueueB, 4,s:  38,706,761 msg/sec
            OptimistAtomicQueueB, 4,i:  38,619,046 msg/sec
            OptimistAtomicQueueB, 5,s:  40,998,773 msg/sec
            OptimistAtomicQueueB, 5,i:  45,336,700 msg/sec
            OptimistAtomicQueueB, 6,s:  40,555,597 msg/sec
            OptimistAtomicQueueB, 6,i:  49,135,962 msg/sec
            OptimistAtomicQueueB, 7,s:  41,845,441 msg/sec
            OptimistAtomicQueueB, 7,i:  50,718,235 msg/sec
            OptimistAtomicQueueB, 8,s:  44,445,402 msg/sec
            OptimistAtomicQueueB, 8,i:  47,960,588 msg/sec
                    AtomicQueue2, 1,s:  23,628,548 msg/sec
                    AtomicQueue2, 1,i:  23,091,961 msg/sec
                    AtomicQueue2, 2,s:  11,829,160 msg/sec
                    AtomicQueue2, 2,i:  11,691,754 msg/sec
                    AtomicQueue2, 3,s:   9,665,538 msg/sec
                    AtomicQueue2, 3,i:   9,363,863 msg/sec
                    AtomicQueue2, 4,s:   8,046,705 msg/sec
                    AtomicQueue2, 4,i:   8,040,387 msg/sec
                    AtomicQueue2, 5,s:   7,922,124 msg/sec
                    AtomicQueue2, 5,i:   8,001,946 msg/sec
                    AtomicQueue2, 6,s:   7,729,766 msg/sec
                    AtomicQueue2, 6,i:   7,537,528 msg/sec
                    AtomicQueue2, 7,s:   7,180,231 msg/sec
                    AtomicQueue2, 7,i:   7,888,696 msg/sec
                    AtomicQueue2, 8,s:   6,390,878 msg/sec
                    AtomicQueue2, 8,i:   7,264,866 msg/sec
                   AtomicQueueB2, 1,s:  35,999,245 msg/sec
                   AtomicQueueB2, 1,i:  32,433,798 msg/sec
                   AtomicQueueB2, 2,s:  11,387,083 msg/sec
                   AtomicQueueB2, 2,i:  11,065,543 msg/sec
                   AtomicQueueB2, 3,s:   9,683,875 msg/sec
                   AtomicQueueB2, 3,i:   9,487,547 msg/sec
                   AtomicQueueB2, 4,s:   7,939,788 msg/sec
                   AtomicQueueB2, 4,i:   7,842,343 msg/sec
                   AtomicQueueB2, 5,s:   7,531,080 msg/sec
                   AtomicQueueB2, 5,i:   7,737,910 msg/sec
                   AtomicQueueB2, 6,s:   7,340,141 msg/sec
                   AtomicQueueB2, 6,i:   7,467,282 msg/sec
                   AtomicQueueB2, 7,s:   6,914,010 msg/sec
                   AtomicQueueB2, 7,i:   7,679,407 msg/sec
                   AtomicQueueB2, 8,s:   6,337,394 msg/sec
                   AtomicQueueB2, 8,i:   7,053,973 msg/sec
            OptimistAtomicQueue2, 1,s: 505,547,179 msg/sec
            OptimistAtomicQueue2, 1,i:  29,421,095 msg/sec
            OptimistAtomicQueue2, 2,s:  24,269,538 msg/sec
            OptimistAtomicQueue2, 2,i:  24,011,483 msg/sec
            OptimistAtomicQueue2, 3,s:  29,877,633 msg/sec
            OptimistAtomicQueue2, 3,i:  29,566,801 msg/sec
            OptimistAtomicQueue2, 4,s:  33,207,330 msg/sec
            OptimistAtomicQueue2, 4,i:  34,216,968 msg/sec
            OptimistAtomicQueue2, 5,s:  37,526,660 msg/sec
            OptimistAtomicQueue2, 5,i:  40,762,062 msg/sec
            OptimistAtomicQueue2, 6,s:  40,118,955 msg/sec
            OptimistAtomicQueue2, 6,i:  49,305,820 msg/sec
            OptimistAtomicQueue2, 7,s:  42,598,604 msg/sec
            OptimistAtomicQueue2, 7,i:  48,154,814 msg/sec
            OptimistAtomicQueue2, 8,s:  43,803,205 msg/sec
            OptimistAtomicQueue2, 8,i:  48,137,781 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,919,367 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,914,717 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,257,505 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,977,556 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,725,111 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,093,354 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,146,717 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,080,663 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,720,100 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,230,893 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,651,262 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,318,092 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,100,607 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,234,400 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,242,746 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,496,731 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000119 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000292 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000286 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000203 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[326] 51m:7s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,756,465 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,763,441 msg/sec
          boost::lockfree::queue, 1,s:   6,859,373 msg/sec
          boost::lockfree::queue, 1,i:   6,927,670 msg/sec
          boost::lockfree::queue, 2,s:   7,537,510 msg/sec
          boost::lockfree::queue, 2,i:   7,492,852 msg/sec
          boost::lockfree::queue, 3,s:   7,437,252 msg/sec
          boost::lockfree::queue, 3,i:   7,526,339 msg/sec
          boost::lockfree::queue, 4,s:   6,427,551 msg/sec
          boost::lockfree::queue, 4,i:   6,816,025 msg/sec
          boost::lockfree::queue, 5,s:   6,416,614 msg/sec
          boost::lockfree::queue, 5,i:   6,420,288 msg/sec
          boost::lockfree::queue, 6,s:   6,021,509 msg/sec
          boost::lockfree::queue, 6,i:   6,144,919 msg/sec
          boost::lockfree::queue, 7,s:   6,039,811 msg/sec
          boost::lockfree::queue, 7,i:   6,057,231 msg/sec
          boost::lockfree::queue, 8,s:   5,474,330 msg/sec
          boost::lockfree::queue, 8,i:   5,565,131 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 343,417,266 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 450,396,686 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,256,280 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,883,192 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,967,500 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,914,694 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,975,468 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,962,771 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  41,189,102 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,282,654 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,275,504 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,220,926 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,459,542 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,649,053 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,891,599 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,935,056 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,125,937 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,124,391 msg/sec
                pthread_spinlock, 1,s:  29,072,895 msg/sec
                pthread_spinlock, 1,i:  25,294,250 msg/sec
                pthread_spinlock, 2,s:  15,218,915 msg/sec
                pthread_spinlock, 2,i:  16,628,275 msg/sec
                pthread_spinlock, 3,s:   8,300,250 msg/sec
                pthread_spinlock, 3,i:  12,084,553 msg/sec
                pthread_spinlock, 4,s:   6,514,070 msg/sec
                pthread_spinlock, 4,i:   8,956,286 msg/sec
                pthread_spinlock, 5,s:   8,742,108 msg/sec
                pthread_spinlock, 5,i:   8,862,210 msg/sec
                pthread_spinlock, 6,s:   8,275,407 msg/sec
                pthread_spinlock, 6,i:   8,509,162 msg/sec
                pthread_spinlock, 7,s:   7,625,954 msg/sec
                pthread_spinlock, 7,i:   7,723,969 msg/sec
                pthread_spinlock, 8,s:   6,637,920 msg/sec
                pthread_spinlock, 8,i:   7,392,245 msg/sec
                      std::mutex, 1,s:   7,165,354 msg/sec
                      std::mutex, 1,i:   7,558,690 msg/sec
                      std::mutex, 2,s:   6,249,644 msg/sec
                      std::mutex, 2,i:   5,468,180 msg/sec
                      std::mutex, 3,s:   4,897,198 msg/sec
                      std::mutex, 3,i:   4,971,433 msg/sec
                      std::mutex, 4,s:   5,646,459 msg/sec
                      std::mutex, 4,i:   6,143,815 msg/sec
                      std::mutex, 5,s:   5,876,170 msg/sec
                      std::mutex, 5,i:   5,614,078 msg/sec
                      std::mutex, 6,s:   5,976,709 msg/sec
                      std::mutex, 6,i:   5,901,340 msg/sec
                      std::mutex, 7,s:   5,869,603 msg/sec
                      std::mutex, 7,i:   5,786,017 msg/sec
                      std::mutex, 8,s:   5,774,209 msg/sec
                      std::mutex, 8,i:   5,764,227 msg/sec
                 tbb::spin_mutex, 1,s:  37,835,015 msg/sec
                 tbb::spin_mutex, 1,i:  37,799,744 msg/sec
                 tbb::spin_mutex, 2,s:  21,202,360 msg/sec
                 tbb::spin_mutex, 2,i:  20,912,307 msg/sec
                 tbb::spin_mutex, 3,s:   8,970,053 msg/sec
                 tbb::spin_mutex, 3,i:  11,250,689 msg/sec
                 tbb::spin_mutex, 4,s:   3,099,274 msg/sec
                 tbb::spin_mutex, 4,i:   6,336,787 msg/sec
                 tbb::spin_mutex, 5,s:   5,309,615 msg/sec
                 tbb::spin_mutex, 5,i:   5,708,391 msg/sec
                 tbb::spin_mutex, 6,s:   5,269,306 msg/sec
                 tbb::spin_mutex, 6,i:   4,364,661 msg/sec
                 tbb::spin_mutex, 7,s:   4,851,081 msg/sec
                 tbb::spin_mutex, 7,i:   4,307,110 msg/sec
                 tbb::spin_mutex, 8,s:   4,261,401 msg/sec
                 tbb::spin_mutex, 8,i:   4,083,536 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,572,461 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,201,715 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,667,926 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,842,603 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,626,690 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,419,433 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,384,599 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,201,571 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,668,290 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,710,146 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,770,246 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,960,129 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,872,439 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,984,696 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,880,919 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,103,431 msg/sec
     xenium::michael_scott_queue, 1,s:   9,020,470 msg/sec
     xenium::michael_scott_queue, 1,i:   8,973,241 msg/sec
     xenium::michael_scott_queue, 2,s:   8,472,103 msg/sec
     xenium::michael_scott_queue, 2,i:   8,479,701 msg/sec
     xenium::michael_scott_queue, 3,s:   7,154,928 msg/sec
     xenium::michael_scott_queue, 3,i:   7,543,406 msg/sec
     xenium::michael_scott_queue, 4,s:   6,291,200 msg/sec
     xenium::michael_scott_queue, 4,i:   6,348,933 msg/sec
     xenium::michael_scott_queue, 5,s:   6,298,494 msg/sec
     xenium::michael_scott_queue, 5,i:   6,737,208 msg/sec
     xenium::michael_scott_queue, 6,s:   6,547,095 msg/sec
     xenium::michael_scott_queue, 6,i:   6,703,203 msg/sec
     xenium::michael_scott_queue, 7,s:   6,290,061 msg/sec
     xenium::michael_scott_queue, 7,i:   6,503,124 msg/sec
     xenium::michael_scott_queue, 8,s:   5,989,663 msg/sec
     xenium::michael_scott_queue, 8,i:   6,258,787 msg/sec
         xenium::ramalhete_queue, 1,s:  32,422,427 msg/sec
         xenium::ramalhete_queue, 1,i:  31,661,739 msg/sec
         xenium::ramalhete_queue, 2,s:  23,508,322 msg/sec
         xenium::ramalhete_queue, 2,i:  23,285,229 msg/sec
         xenium::ramalhete_queue, 3,s:  29,142,835 msg/sec
         xenium::ramalhete_queue, 3,i:  28,618,378 msg/sec
         xenium::ramalhete_queue, 4,s:  33,893,761 msg/sec
         xenium::ramalhete_queue, 4,i:  33,454,877 msg/sec
         xenium::ramalhete_queue, 5,s:  32,208,172 msg/sec
         xenium::ramalhete_queue, 5,i:  38,146,181 msg/sec
         xenium::ramalhete_queue, 6,s:  34,070,086 msg/sec
         xenium::ramalhete_queue, 6,i:  38,706,683 msg/sec
         xenium::ramalhete_queue, 7,s:  35,158,879 msg/sec
         xenium::ramalhete_queue, 7,i:  41,632,488 msg/sec
         xenium::ramalhete_queue, 8,s:  35,544,553 msg/sec
         xenium::ramalhete_queue, 8,i:  43,933,175 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,417,869 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 115,250,389 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,932,399 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,484,439 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  14,944,344 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,154,049 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,566,819 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,508,460 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,908,134 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,426,496 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,096,898 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,376,610 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,290,186 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,915,678 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,421,744 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,379,981 msg/sec
                     AtomicQueue, 1,s:  60,297,328 msg/sec
                     AtomicQueue, 1,i:  56,537,146 msg/sec
                     AtomicQueue, 2,s:  12,315,478 msg/sec
                     AtomicQueue, 2,i:  11,783,742 msg/sec
                     AtomicQueue, 3,s:  10,760,114 msg/sec
                     AtomicQueue, 3,i:   9,905,509 msg/sec
                     AtomicQueue, 4,s:   8,176,322 msg/sec
                     AtomicQueue, 4,i:   8,194,955 msg/sec
                     AtomicQueue, 5,s:   8,031,697 msg/sec
                     AtomicQueue, 5,i:   8,104,799 msg/sec
                     AtomicQueue, 6,s:   7,713,511 msg/sec
                     AtomicQueue, 6,i:   7,602,698 msg/sec
                     AtomicQueue, 7,s:   7,153,165 msg/sec
                     AtomicQueue, 7,i:   7,964,584 msg/sec
                     AtomicQueue, 8,s:   6,342,537 msg/sec
                     AtomicQueue, 8,i:   7,462,759 msg/sec
                    AtomicQueueB, 1,s:  45,194,587 msg/sec
                    AtomicQueueB, 1,i:  43,904,639 msg/sec
                    AtomicQueueB, 2,s:  11,806,961 msg/sec
                    AtomicQueueB, 2,i:  11,464,907 msg/sec
                    AtomicQueueB, 3,s:  10,881,240 msg/sec
                    AtomicQueueB, 3,i:  10,108,269 msg/sec
                    AtomicQueueB, 4,s:   8,057,815 msg/sec
                    AtomicQueueB, 4,i:   7,967,938 msg/sec
                    AtomicQueueB, 5,s:   7,634,093 msg/sec
                    AtomicQueueB, 5,i:   7,882,049 msg/sec
                    AtomicQueueB, 6,s:   7,401,580 msg/sec
                    AtomicQueueB, 6,i:   7,531,847 msg/sec
                    AtomicQueueB, 7,s:   6,853,192 msg/sec
                    AtomicQueueB, 7,i:   7,680,262 msg/sec
                    AtomicQueueB, 8,s:   6,202,896 msg/sec
                    AtomicQueueB, 8,i:   7,000,801 msg/sec
             OptimistAtomicQueue, 1,s: 809,474,084 msg/sec
             OptimistAtomicQueue, 1,i: 667,660,702 msg/sec
             OptimistAtomicQueue, 2,s:  32,635,409 msg/sec
             OptimistAtomicQueue, 2,i:  32,712,156 msg/sec
             OptimistAtomicQueue, 3,s:  36,666,110 msg/sec
             OptimistAtomicQueue, 3,i:  37,325,024 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,153 msg/sec
             OptimistAtomicQueue, 4,i:  39,428,133 msg/sec
             OptimistAtomicQueue, 5,s:  41,753,397 msg/sec
             OptimistAtomicQueue, 5,i:  46,262,289 msg/sec
             OptimistAtomicQueue, 6,s:  42,763,729 msg/sec
             OptimistAtomicQueue, 6,i:  49,718,291 msg/sec
             OptimistAtomicQueue, 7,s:  45,064,556 msg/sec
             OptimistAtomicQueue, 7,i:  52,019,578 msg/sec
             OptimistAtomicQueue, 8,s:  46,259,299 msg/sec
             OptimistAtomicQueue, 8,i:  48,650,913 msg/sec
            OptimistAtomicQueueB, 1,s:  77,793,617 msg/sec
            OptimistAtomicQueueB, 1,i: 147,649,252 msg/sec
            OptimistAtomicQueueB, 2,s:  32,183,697 msg/sec
            OptimistAtomicQueueB, 2,i:  31,878,091 msg/sec
            OptimistAtomicQueueB, 3,s:  36,234,961 msg/sec
            OptimistAtomicQueueB, 3,i:  36,920,255 msg/sec
            OptimistAtomicQueueB, 4,s:  38,648,039 msg/sec
            OptimistAtomicQueueB, 4,i:  38,483,623 msg/sec
            OptimistAtomicQueueB, 5,s:  41,100,984 msg/sec
            OptimistAtomicQueueB, 5,i:  45,139,389 msg/sec
            OptimistAtomicQueueB, 6,s:  41,120,778 msg/sec
            OptimistAtomicQueueB, 6,i:  49,220,948 msg/sec
            OptimistAtomicQueueB, 7,s:  41,619,269 msg/sec
            OptimistAtomicQueueB, 7,i:  51,312,585 msg/sec
            OptimistAtomicQueueB, 8,s:  44,253,574 msg/sec
            OptimistAtomicQueueB, 8,i:  47,693,748 msg/sec
                    AtomicQueue2, 1,s:  23,088,067 msg/sec
                    AtomicQueue2, 1,i:  23,128,862 msg/sec
                    AtomicQueue2, 2,s:  11,748,745 msg/sec
                    AtomicQueue2, 2,i:  11,275,810 msg/sec
                    AtomicQueue2, 3,s:   9,521,195 msg/sec
                    AtomicQueue2, 3,i:   9,361,331 msg/sec
                    AtomicQueue2, 4,s:   8,026,454 msg/sec
                    AtomicQueue2, 4,i:   8,115,174 msg/sec
                    AtomicQueue2, 5,s:   7,947,096 msg/sec
                    AtomicQueue2, 5,i:   7,964,665 msg/sec
                    AtomicQueue2, 6,s:   7,680,666 msg/sec
                    AtomicQueue2, 6,i:   7,517,184 msg/sec
                    AtomicQueue2, 7,s:   7,160,198 msg/sec
                    AtomicQueue2, 7,i:   7,912,016 msg/sec
                    AtomicQueue2, 8,s:   6,397,712 msg/sec
                    AtomicQueue2, 8,i:   7,371,101 msg/sec
                   AtomicQueueB2, 1,s:  35,990,529 msg/sec
                   AtomicQueueB2, 1,i:  32,648,563 msg/sec
                   AtomicQueueB2, 2,s:  11,382,323 msg/sec
                   AtomicQueueB2, 2,i:  11,100,040 msg/sec
                   AtomicQueueB2, 3,s:   9,662,304 msg/sec
                   AtomicQueueB2, 3,i:   9,503,461 msg/sec
                   AtomicQueueB2, 4,s:   7,921,975 msg/sec
                   AtomicQueueB2, 4,i:   7,922,443 msg/sec
                   AtomicQueueB2, 5,s:   7,470,360 msg/sec
                   AtomicQueueB2, 5,i:   7,711,192 msg/sec
                   AtomicQueueB2, 6,s:   7,130,285 msg/sec
                   AtomicQueueB2, 6,i:   7,405,514 msg/sec
                   AtomicQueueB2, 7,s:   6,879,554 msg/sec
                   AtomicQueueB2, 7,i:   7,658,319 msg/sec
                   AtomicQueueB2, 8,s:   6,275,215 msg/sec
                   AtomicQueueB2, 8,i:   7,094,312 msg/sec
            OptimistAtomicQueue2, 1,s: 430,107,480 msg/sec
            OptimistAtomicQueue2, 1,i: 461,419,237 msg/sec
            OptimistAtomicQueue2, 2,s:  26,282,372 msg/sec
            OptimistAtomicQueue2, 2,i:  24,982,884 msg/sec
            OptimistAtomicQueue2, 3,s:  30,333,083 msg/sec
            OptimistAtomicQueue2, 3,i:  30,064,209 msg/sec
            OptimistAtomicQueue2, 4,s:  33,190,678 msg/sec
            OptimistAtomicQueue2, 4,i:  33,225,771 msg/sec
            OptimistAtomicQueue2, 5,s:  37,015,174 msg/sec
            OptimistAtomicQueue2, 5,i:  40,889,898 msg/sec
            OptimistAtomicQueue2, 6,s:  39,975,243 msg/sec
            OptimistAtomicQueue2, 6,i:  49,207,906 msg/sec
            OptimistAtomicQueue2, 7,s:  42,957,573 msg/sec
            OptimistAtomicQueue2, 7,i:  48,187,839 msg/sec
            OptimistAtomicQueue2, 8,s:  43,922,130 msg/sec
            OptimistAtomicQueue2, 8,i:  48,204,832 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,429,012 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,860,036 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,753,448 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,265,276 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,847,941 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,088,280 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,490,400 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,343,772 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,501,603 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,437,879 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,432,062 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,562,446 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,677,901 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,014,709 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,440,289 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,007,799 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000137 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000449 sec/round-trip
                 tbb::spin_mutex: 0.000000286 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000376 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000225 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[327] 49m:47s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,367,593 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,639,516 msg/sec
          boost::lockfree::queue, 1,s:   6,937,486 msg/sec
          boost::lockfree::queue, 1,i:   6,908,511 msg/sec
          boost::lockfree::queue, 2,s:   7,620,931 msg/sec
          boost::lockfree::queue, 2,i:   7,486,479 msg/sec
          boost::lockfree::queue, 3,s:   7,362,569 msg/sec
          boost::lockfree::queue, 3,i:   7,567,249 msg/sec
          boost::lockfree::queue, 4,s:   6,426,773 msg/sec
          boost::lockfree::queue, 4,i:   6,735,735 msg/sec
          boost::lockfree::queue, 5,s:   6,444,800 msg/sec
          boost::lockfree::queue, 5,i:   6,450,673 msg/sec
          boost::lockfree::queue, 6,s:   5,969,214 msg/sec
          boost::lockfree::queue, 6,i:   6,090,701 msg/sec
          boost::lockfree::queue, 7,s:   5,954,662 msg/sec
          boost::lockfree::queue, 7,i:   6,036,770 msg/sec
          boost::lockfree::queue, 8,s:   5,533,979 msg/sec
          boost::lockfree::queue, 8,i:   5,690,473 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 455,076,187 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  57,074,569 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,930,197 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,806,753 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,215,925 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,556,839 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,971,463 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,556,201 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,129,262 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,969,269 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  16,978,910 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,793,306 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,494,725 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,733,878 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,899,423 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,682,211 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  50,695,228 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,090,783 msg/sec
                pthread_spinlock, 1,s:  28,750,296 msg/sec
                pthread_spinlock, 1,i:  25,342,955 msg/sec
                pthread_spinlock, 2,s:  15,258,473 msg/sec
                pthread_spinlock, 2,i:  16,806,044 msg/sec
                pthread_spinlock, 3,s:   8,306,426 msg/sec
                pthread_spinlock, 3,i:  12,008,273 msg/sec
                pthread_spinlock, 4,s:   6,437,791 msg/sec
                pthread_spinlock, 4,i:   9,009,034 msg/sec
                pthread_spinlock, 5,s:   8,642,059 msg/sec
                pthread_spinlock, 5,i:   9,230,788 msg/sec
                pthread_spinlock, 6,s:   8,585,311 msg/sec
                pthread_spinlock, 6,i:   8,577,477 msg/sec
                pthread_spinlock, 7,s:   7,696,164 msg/sec
                pthread_spinlock, 7,i:   8,064,354 msg/sec
                pthread_spinlock, 8,s:   6,682,128 msg/sec
                pthread_spinlock, 8,i:   7,195,301 msg/sec
                      std::mutex, 1,s:   6,940,320 msg/sec
                      std::mutex, 1,i:   7,478,478 msg/sec
                      std::mutex, 2,s:   6,296,666 msg/sec
                      std::mutex, 2,i:   5,913,501 msg/sec
                      std::mutex, 3,s:   5,510,121 msg/sec
                      std::mutex, 3,i:   5,662,472 msg/sec
                      std::mutex, 4,s:   5,269,590 msg/sec
                      std::mutex, 4,i:   5,657,264 msg/sec
                      std::mutex, 5,s:   5,605,099 msg/sec
                      std::mutex, 5,i:   6,014,027 msg/sec
                      std::mutex, 6,s:   5,953,131 msg/sec
                      std::mutex, 6,i:   5,870,733 msg/sec
                      std::mutex, 7,s:   5,747,187 msg/sec
                      std::mutex, 7,i:   5,714,446 msg/sec
                      std::mutex, 8,s:   5,659,757 msg/sec
                      std::mutex, 8,i:   5,640,483 msg/sec
                 tbb::spin_mutex, 1,s:  37,722,461 msg/sec
                 tbb::spin_mutex, 1,i:  33,071,151 msg/sec
                 tbb::spin_mutex, 2,s:  21,223,434 msg/sec
                 tbb::spin_mutex, 2,i:  18,424,836 msg/sec
                 tbb::spin_mutex, 3,s:   9,038,739 msg/sec
                 tbb::spin_mutex, 3,i:  10,273,126 msg/sec
                 tbb::spin_mutex, 4,s:   3,094,923 msg/sec
                 tbb::spin_mutex, 4,i:   6,348,647 msg/sec
                 tbb::spin_mutex, 5,s:   5,505,033 msg/sec
                 tbb::spin_mutex, 5,i:   5,765,796 msg/sec
                 tbb::spin_mutex, 6,s:   5,326,926 msg/sec
                 tbb::spin_mutex, 6,i:   4,337,245 msg/sec
                 tbb::spin_mutex, 7,s:   4,806,251 msg/sec
                 tbb::spin_mutex, 7,i:   4,354,928 msg/sec
                 tbb::spin_mutex, 8,s:   3,837,300 msg/sec
                 tbb::spin_mutex, 8,i:   4,080,770 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,796,060 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,133,718 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,668,643 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,062,801 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,324,387 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,328,799 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,102,840 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,272,009 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,562,706 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,377,845 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,615,827 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,734,315 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,663,116 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,068,720 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,719,690 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,911,647 msg/sec
     xenium::michael_scott_queue, 1,s:   9,173,789 msg/sec
     xenium::michael_scott_queue, 1,i:   9,371,563 msg/sec
     xenium::michael_scott_queue, 2,s:   8,455,930 msg/sec
     xenium::michael_scott_queue, 2,i:   8,360,714 msg/sec
     xenium::michael_scott_queue, 3,s:   7,199,625 msg/sec
     xenium::michael_scott_queue, 3,i:   7,584,125 msg/sec
     xenium::michael_scott_queue, 4,s:   6,302,821 msg/sec
     xenium::michael_scott_queue, 4,i:   6,341,548 msg/sec
     xenium::michael_scott_queue, 5,s:   6,269,643 msg/sec
     xenium::michael_scott_queue, 5,i:   6,607,308 msg/sec
     xenium::michael_scott_queue, 6,s:   6,503,694 msg/sec
     xenium::michael_scott_queue, 6,i:   6,917,274 msg/sec
     xenium::michael_scott_queue, 7,s:   6,345,400 msg/sec
     xenium::michael_scott_queue, 7,i:   6,455,220 msg/sec
     xenium::michael_scott_queue, 8,s:   5,995,452 msg/sec
     xenium::michael_scott_queue, 8,i:   6,179,556 msg/sec
         xenium::ramalhete_queue, 1,s:  32,808,478 msg/sec
         xenium::ramalhete_queue, 1,i:  27,495,750 msg/sec
         xenium::ramalhete_queue, 2,s:  23,504,970 msg/sec
         xenium::ramalhete_queue, 2,i:  23,399,362 msg/sec
         xenium::ramalhete_queue, 3,s:  29,178,070 msg/sec
         xenium::ramalhete_queue, 3,i:  28,577,949 msg/sec
         xenium::ramalhete_queue, 4,s:  33,752,001 msg/sec
         xenium::ramalhete_queue, 4,i:  33,449,322 msg/sec
         xenium::ramalhete_queue, 5,s:  32,107,190 msg/sec
         xenium::ramalhete_queue, 5,i:  36,033,577 msg/sec
         xenium::ramalhete_queue, 6,s:  34,107,752 msg/sec
         xenium::ramalhete_queue, 6,i:  38,817,594 msg/sec
         xenium::ramalhete_queue, 7,s:  35,165,376 msg/sec
         xenium::ramalhete_queue, 7,i:  41,001,792 msg/sec
         xenium::ramalhete_queue, 8,s:  35,533,478 msg/sec
         xenium::ramalhete_queue, 8,i:  43,590,212 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,042,650 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 118,870,533 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,844,555 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,199,116 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,653,939 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,805,509 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,507,581 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,031,318 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,687,683 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,251,093 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,107,452 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,440,340 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,198,863 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,120,334 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,403,745 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,511,530 msg/sec
                     AtomicQueue, 1,s:  57,826,315 msg/sec
                     AtomicQueue, 1,i:  56,771,720 msg/sec
                     AtomicQueue, 2,s:  12,323,247 msg/sec
                     AtomicQueue, 2,i:  11,769,834 msg/sec
                     AtomicQueue, 3,s:  10,828,172 msg/sec
                     AtomicQueue, 3,i:  10,002,385 msg/sec
                     AtomicQueue, 4,s:   8,189,584 msg/sec
                     AtomicQueue, 4,i:   8,217,267 msg/sec
                     AtomicQueue, 5,s:   8,043,556 msg/sec
                     AtomicQueue, 5,i:   8,114,557 msg/sec
                     AtomicQueue, 6,s:   7,794,392 msg/sec
                     AtomicQueue, 6,i:   7,613,642 msg/sec
                     AtomicQueue, 7,s:   7,124,775 msg/sec
                     AtomicQueue, 7,i:   7,948,860 msg/sec
                     AtomicQueue, 8,s:   6,333,237 msg/sec
                     AtomicQueue, 8,i:   7,445,301 msg/sec
                    AtomicQueueB, 1,s:  43,813,737 msg/sec
                    AtomicQueueB, 1,i:  43,099,507 msg/sec
                    AtomicQueueB, 2,s:  11,720,197 msg/sec
                    AtomicQueueB, 2,i:  11,450,344 msg/sec
                    AtomicQueueB, 3,s:  11,051,758 msg/sec
                    AtomicQueueB, 3,i:  10,094,264 msg/sec
                    AtomicQueueB, 4,s:   8,028,382 msg/sec
                    AtomicQueueB, 4,i:   7,981,430 msg/sec
                    AtomicQueueB, 5,s:   7,546,781 msg/sec
                    AtomicQueueB, 5,i:   7,776,862 msg/sec
                    AtomicQueueB, 6,s:   7,305,948 msg/sec
                    AtomicQueueB, 6,i:   7,511,141 msg/sec
                    AtomicQueueB, 7,s:   6,957,838 msg/sec
                    AtomicQueueB, 7,i:   7,751,065 msg/sec
                    AtomicQueueB, 8,s:   6,201,865 msg/sec
                    AtomicQueueB, 8,i:   7,165,115 msg/sec
             OptimistAtomicQueue, 1,s: 763,177,305 msg/sec
             OptimistAtomicQueue, 1,i: 612,143,269 msg/sec
             OptimistAtomicQueue, 2,s:  32,633,999 msg/sec
             OptimistAtomicQueue, 2,i:  32,708,374 msg/sec
             OptimistAtomicQueue, 3,s:  36,657,768 msg/sec
             OptimistAtomicQueue, 3,i:  37,392,364 msg/sec
             OptimistAtomicQueue, 4,s:  39,295,506 msg/sec
             OptimistAtomicQueue, 4,i:  39,350,871 msg/sec
             OptimistAtomicQueue, 5,s:  41,736,080 msg/sec
             OptimistAtomicQueue, 5,i:  48,308,716 msg/sec
             OptimistAtomicQueue, 6,s:  42,573,852 msg/sec
             OptimistAtomicQueue, 6,i:  50,374,898 msg/sec
             OptimistAtomicQueue, 7,s:  45,148,533 msg/sec
             OptimistAtomicQueue, 7,i:  49,147,944 msg/sec
             OptimistAtomicQueue, 8,s:  46,477,872 msg/sec
             OptimistAtomicQueue, 8,i:  49,454,649 msg/sec
            OptimistAtomicQueueB, 1,s: 165,028,136 msg/sec
            OptimistAtomicQueueB, 1,i: 143,784,274 msg/sec
            OptimistAtomicQueueB, 2,s:  32,278,322 msg/sec
            OptimistAtomicQueueB, 2,i:  31,477,141 msg/sec
            OptimistAtomicQueueB, 3,s:  36,132,848 msg/sec
            OptimistAtomicQueueB, 3,i:  36,852,728 msg/sec
            OptimistAtomicQueueB, 4,s:  38,649,725 msg/sec
            OptimistAtomicQueueB, 4,i:  38,626,443 msg/sec
            OptimistAtomicQueueB, 5,s:  41,116,155 msg/sec
            OptimistAtomicQueueB, 5,i:  45,555,390 msg/sec
            OptimistAtomicQueueB, 6,s:  40,864,789 msg/sec
            OptimistAtomicQueueB, 6,i:  49,204,900 msg/sec
            OptimistAtomicQueueB, 7,s:  42,114,030 msg/sec
            OptimistAtomicQueueB, 7,i:  48,012,742 msg/sec
            OptimistAtomicQueueB, 8,s:  44,450,777 msg/sec
            OptimistAtomicQueueB, 8,i:  48,053,062 msg/sec
                    AtomicQueue2, 1,s:  22,994,856 msg/sec
                    AtomicQueue2, 1,i:  22,911,971 msg/sec
                    AtomicQueue2, 2,s:  11,898,307 msg/sec
                    AtomicQueue2, 2,i:  11,503,372 msg/sec
                    AtomicQueue2, 3,s:   9,781,221 msg/sec
                    AtomicQueue2, 3,i:   9,581,195 msg/sec
                    AtomicQueue2, 4,s:   8,068,295 msg/sec
                    AtomicQueue2, 4,i:   8,097,635 msg/sec
                    AtomicQueue2, 5,s:   7,958,498 msg/sec
                    AtomicQueue2, 5,i:   8,021,039 msg/sec
                    AtomicQueue2, 6,s:   7,905,434 msg/sec
                    AtomicQueue2, 6,i:   7,539,375 msg/sec
                    AtomicQueue2, 7,s:   7,183,537 msg/sec
                    AtomicQueue2, 7,i:   7,902,358 msg/sec
                    AtomicQueue2, 8,s:   6,392,350 msg/sec
                    AtomicQueue2, 8,i:   7,358,471 msg/sec
                   AtomicQueueB2, 1,s:  38,514,994 msg/sec
                   AtomicQueueB2, 1,i:  33,432,134 msg/sec
                   AtomicQueueB2, 2,s:  11,363,282 msg/sec
                   AtomicQueueB2, 2,i:  11,116,614 msg/sec
                   AtomicQueueB2, 3,s:   9,648,321 msg/sec
                   AtomicQueueB2, 3,i:   9,602,692 msg/sec
                   AtomicQueueB2, 4,s:   7,861,054 msg/sec
                   AtomicQueueB2, 4,i:   7,900,247 msg/sec
                   AtomicQueueB2, 5,s:   7,491,757 msg/sec
                   AtomicQueueB2, 5,i:   7,706,186 msg/sec
                   AtomicQueueB2, 6,s:   7,103,597 msg/sec
                   AtomicQueueB2, 6,i:   7,423,576 msg/sec
                   AtomicQueueB2, 7,s:   6,898,883 msg/sec
                   AtomicQueueB2, 7,i:   7,701,585 msg/sec
                   AtomicQueueB2, 8,s:   6,263,796 msg/sec
                   AtomicQueueB2, 8,i:   7,118,622 msg/sec
            OptimistAtomicQueue2, 1,s:  31,989,976 msg/sec
            OptimistAtomicQueue2, 1,i:  31,679,004 msg/sec
            OptimistAtomicQueue2, 2,s:  29,501,054 msg/sec
            OptimistAtomicQueue2, 2,i:  24,013,402 msg/sec
            OptimistAtomicQueue2, 3,s:  30,330,044 msg/sec
            OptimistAtomicQueue2, 3,i:  29,948,026 msg/sec
            OptimistAtomicQueue2, 4,s:  33,182,682 msg/sec
            OptimistAtomicQueue2, 4,i:  32,967,643 msg/sec
            OptimistAtomicQueue2, 5,s:  36,968,372 msg/sec
            OptimistAtomicQueue2, 5,i:  39,976,403 msg/sec
            OptimistAtomicQueue2, 6,s:  40,460,799 msg/sec
            OptimistAtomicQueue2, 6,i:  49,185,134 msg/sec
            OptimistAtomicQueue2, 7,s:  43,207,974 msg/sec
            OptimistAtomicQueue2, 7,i:  48,076,145 msg/sec
            OptimistAtomicQueue2, 8,s:  43,979,526 msg/sec
            OptimistAtomicQueue2, 8,i:  48,616,332 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,855,840 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,881,115 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,652,360 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,215,688 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,654,405 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,231,108 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,092,195 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,080,762 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,646,338 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,178,352 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,241,674 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,280,837 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,486,289 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,543,744 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,066,991 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,307,429 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000327 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000445 sec/round-trip
                 tbb::spin_mutex: 0.000000256 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000375 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[328] 48m:28s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,203,825 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,194,346 msg/sec
          boost::lockfree::queue, 1,s:   7,542,617 msg/sec
          boost::lockfree::queue, 1,i:   6,886,125 msg/sec
          boost::lockfree::queue, 2,s:   7,364,825 msg/sec
          boost::lockfree::queue, 2,i:   7,440,525 msg/sec
          boost::lockfree::queue, 3,s:   7,340,315 msg/sec
          boost::lockfree::queue, 3,i:   7,579,129 msg/sec
          boost::lockfree::queue, 4,s:   6,412,384 msg/sec
          boost::lockfree::queue, 4,i:   6,880,696 msg/sec
          boost::lockfree::queue, 5,s:   6,502,476 msg/sec
          boost::lockfree::queue, 5,i:   6,438,828 msg/sec
          boost::lockfree::queue, 6,s:   5,977,563 msg/sec
          boost::lockfree::queue, 6,i:   6,116,595 msg/sec
          boost::lockfree::queue, 7,s:   6,021,948 msg/sec
          boost::lockfree::queue, 7,i:   5,951,015 msg/sec
          boost::lockfree::queue, 8,s:   5,456,824 msg/sec
          boost::lockfree::queue, 8,i:   5,606,319 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 467,318,981 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 432,060,766 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,581,541 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,528,219 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,131,719 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,492,981 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,512,810 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,931,184 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,190,780 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,036,225 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,313,686 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,394,939 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,498,011 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,175,460 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,129,679 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,960,668 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,170,423 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,827,706 msg/sec
                pthread_spinlock, 1,s:  29,112,065 msg/sec
                pthread_spinlock, 1,i:  25,294,387 msg/sec
                pthread_spinlock, 2,s:  15,505,387 msg/sec
                pthread_spinlock, 2,i:  17,009,640 msg/sec
                pthread_spinlock, 3,s:   8,271,133 msg/sec
                pthread_spinlock, 3,i:  12,258,101 msg/sec
                pthread_spinlock, 4,s:   6,464,569 msg/sec
                pthread_spinlock, 4,i:   9,204,565 msg/sec
                pthread_spinlock, 5,s:   8,711,566 msg/sec
                pthread_spinlock, 5,i:   9,051,732 msg/sec
                pthread_spinlock, 6,s:   8,313,903 msg/sec
                pthread_spinlock, 6,i:   8,420,267 msg/sec
                pthread_spinlock, 7,s:   7,485,282 msg/sec
                pthread_spinlock, 7,i:   7,773,918 msg/sec
                pthread_spinlock, 8,s:   6,925,606 msg/sec
                pthread_spinlock, 8,i:   6,872,969 msg/sec
                      std::mutex, 1,s:   6,558,685 msg/sec
                      std::mutex, 1,i:   7,118,857 msg/sec
                      std::mutex, 2,s:   5,343,758 msg/sec
                      std::mutex, 2,i:   6,240,365 msg/sec
                      std::mutex, 3,s:   6,100,591 msg/sec
                      std::mutex, 3,i:   5,588,175 msg/sec
                      std::mutex, 4,s:   5,725,980 msg/sec
                      std::mutex, 4,i:   5,432,600 msg/sec
                      std::mutex, 5,s:   6,105,558 msg/sec
                      std::mutex, 5,i:   5,990,598 msg/sec
                      std::mutex, 6,s:   5,875,874 msg/sec
                      std::mutex, 6,i:   5,935,666 msg/sec
                      std::mutex, 7,s:   5,756,233 msg/sec
                      std::mutex, 7,i:   5,796,725 msg/sec
                      std::mutex, 8,s:   5,696,322 msg/sec
                      std::mutex, 8,i:   5,713,218 msg/sec
                 tbb::spin_mutex, 1,s:  37,651,149 msg/sec
                 tbb::spin_mutex, 1,i:  33,255,020 msg/sec
                 tbb::spin_mutex, 2,s:  21,130,161 msg/sec
                 tbb::spin_mutex, 2,i:  18,941,479 msg/sec
                 tbb::spin_mutex, 3,s:   7,892,865 msg/sec
                 tbb::spin_mutex, 3,i:  11,075,601 msg/sec
                 tbb::spin_mutex, 4,s:   3,168,750 msg/sec
                 tbb::spin_mutex, 4,i:   6,333,156 msg/sec
                 tbb::spin_mutex, 5,s:   5,438,712 msg/sec
                 tbb::spin_mutex, 5,i:   5,865,765 msg/sec
                 tbb::spin_mutex, 6,s:   5,309,823 msg/sec
                 tbb::spin_mutex, 6,i:   4,427,074 msg/sec
                 tbb::spin_mutex, 7,s:   4,851,304 msg/sec
                 tbb::spin_mutex, 7,i:   4,329,061 msg/sec
                 tbb::spin_mutex, 8,s:   4,255,452 msg/sec
                 tbb::spin_mutex, 8,i:   4,147,540 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,136,644 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,072,408 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,807,794 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,176,708 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,263,656 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,386,395 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,080,422 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,237,710 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,611,067 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,377,536 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,655,628 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,758,044 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,683,224 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,097,136 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,755,666 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,950,328 msg/sec
     xenium::michael_scott_queue, 1,s:   9,515,828 msg/sec
     xenium::michael_scott_queue, 1,i:   9,557,187 msg/sec
     xenium::michael_scott_queue, 2,s:   8,452,600 msg/sec
     xenium::michael_scott_queue, 2,i:   8,449,897 msg/sec
     xenium::michael_scott_queue, 3,s:   7,334,604 msg/sec
     xenium::michael_scott_queue, 3,i:   7,541,755 msg/sec
     xenium::michael_scott_queue, 4,s:   6,271,995 msg/sec
     xenium::michael_scott_queue, 4,i:   6,377,165 msg/sec
     xenium::michael_scott_queue, 5,s:   6,262,897 msg/sec
     xenium::michael_scott_queue, 5,i:   6,758,033 msg/sec
     xenium::michael_scott_queue, 6,s:   6,485,730 msg/sec
     xenium::michael_scott_queue, 6,i:   6,752,776 msg/sec
     xenium::michael_scott_queue, 7,s:   6,320,680 msg/sec
     xenium::michael_scott_queue, 7,i:   6,524,774 msg/sec
     xenium::michael_scott_queue, 8,s:   6,008,071 msg/sec
     xenium::michael_scott_queue, 8,i:   6,158,996 msg/sec
         xenium::ramalhete_queue, 1,s:  31,587,049 msg/sec
         xenium::ramalhete_queue, 1,i:  32,228,765 msg/sec
         xenium::ramalhete_queue, 2,s:  23,475,047 msg/sec
         xenium::ramalhete_queue, 2,i:  23,287,461 msg/sec
         xenium::ramalhete_queue, 3,s:  29,229,996 msg/sec
         xenium::ramalhete_queue, 3,i:  28,477,208 msg/sec
         xenium::ramalhete_queue, 4,s:  33,853,772 msg/sec
         xenium::ramalhete_queue, 4,i:  33,441,919 msg/sec
         xenium::ramalhete_queue, 5,s:  32,238,920 msg/sec
         xenium::ramalhete_queue, 5,i:  35,959,247 msg/sec
         xenium::ramalhete_queue, 6,s:  34,120,817 msg/sec
         xenium::ramalhete_queue, 6,i:  39,552,444 msg/sec
         xenium::ramalhete_queue, 7,s:  34,850,589 msg/sec
         xenium::ramalhete_queue, 7,i:  41,517,481 msg/sec
         xenium::ramalhete_queue, 8,s:  35,260,259 msg/sec
         xenium::ramalhete_queue, 8,i:  44,242,289 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,637,364 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,777,120 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,970,933 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,596,132 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,738,046 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,012,748 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,639,181 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,303,225 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,982,767 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,320,224 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,010,709 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,292,887 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,151,166 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,025,891 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,484,802 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,211,470 msg/sec
                     AtomicQueue, 1,s:  57,354,306 msg/sec
                     AtomicQueue, 1,i:  56,751,351 msg/sec
                     AtomicQueue, 2,s:  12,202,550 msg/sec
                     AtomicQueue, 2,i:  11,747,686 msg/sec
                     AtomicQueue, 3,s:  10,817,509 msg/sec
                     AtomicQueue, 3,i:   9,931,333 msg/sec
                     AtomicQueue, 4,s:   8,169,228 msg/sec
                     AtomicQueue, 4,i:   8,202,875 msg/sec
                     AtomicQueue, 5,s:   8,027,113 msg/sec
                     AtomicQueue, 5,i:   8,055,705 msg/sec
                     AtomicQueue, 6,s:   7,816,666 msg/sec
                     AtomicQueue, 6,i:   7,622,508 msg/sec
                     AtomicQueue, 7,s:   7,121,108 msg/sec
                     AtomicQueue, 7,i:   7,986,117 msg/sec
                     AtomicQueue, 8,s:   6,352,286 msg/sec
                     AtomicQueue, 8,i:   7,432,567 msg/sec
                    AtomicQueueB, 1,s:  43,864,358 msg/sec
                    AtomicQueueB, 1,i:  42,990,219 msg/sec
                    AtomicQueueB, 2,s:  11,820,822 msg/sec
                    AtomicQueueB, 2,i:  11,407,219 msg/sec
                    AtomicQueueB, 3,s:  11,001,330 msg/sec
                    AtomicQueueB, 3,i:  10,197,250 msg/sec
                    AtomicQueueB, 4,s:   8,084,387 msg/sec
                    AtomicQueueB, 4,i:   7,956,209 msg/sec
                    AtomicQueueB, 5,s:   7,743,326 msg/sec
                    AtomicQueueB, 5,i:   7,776,778 msg/sec
                    AtomicQueueB, 6,s:   7,192,726 msg/sec
                    AtomicQueueB, 6,i:   7,499,325 msg/sec
                    AtomicQueueB, 7,s:   6,874,577 msg/sec
                    AtomicQueueB, 7,i:   7,717,627 msg/sec
                    AtomicQueueB, 8,s:   6,225,133 msg/sec
                    AtomicQueueB, 8,i:   7,176,303 msg/sec
             OptimistAtomicQueue, 1,s: 724,621,009 msg/sec
             OptimistAtomicQueue, 1,i: 532,101,978 msg/sec
             OptimistAtomicQueue, 2,s:  32,115,772 msg/sec
             OptimistAtomicQueue, 2,i:  32,210,710 msg/sec
             OptimistAtomicQueue, 3,s:  36,655,541 msg/sec
             OptimistAtomicQueue, 3,i:  37,355,622 msg/sec
             OptimistAtomicQueue, 4,s:  39,257,441 msg/sec
             OptimistAtomicQueue, 4,i:  39,385,098 msg/sec
             OptimistAtomicQueue, 5,s:  42,377,317 msg/sec
             OptimistAtomicQueue, 5,i:  46,237,086 msg/sec
             OptimistAtomicQueue, 6,s:  42,603,490 msg/sec
             OptimistAtomicQueue, 6,i:  49,767,593 msg/sec
             OptimistAtomicQueue, 7,s:  45,195,162 msg/sec
             OptimistAtomicQueue, 7,i:  49,102,560 msg/sec
             OptimistAtomicQueue, 8,s:  46,298,858 msg/sec
             OptimistAtomicQueue, 8,i:  49,263,941 msg/sec
            OptimistAtomicQueueB, 1,s:  88,290,161 msg/sec
            OptimistAtomicQueueB, 1,i:  76,566,961 msg/sec
            OptimistAtomicQueueB, 2,s:  32,196,880 msg/sec
            OptimistAtomicQueueB, 2,i:  32,138,071 msg/sec
            OptimistAtomicQueueB, 3,s:  36,267,487 msg/sec
            OptimistAtomicQueueB, 3,i:  36,724,303 msg/sec
            OptimistAtomicQueueB, 4,s:  38,536,781 msg/sec
            OptimistAtomicQueueB, 4,i:  38,693,327 msg/sec
            OptimistAtomicQueueB, 5,s:  40,366,739 msg/sec
            OptimistAtomicQueueB, 5,i:  45,458,096 msg/sec
            OptimistAtomicQueueB, 6,s:  40,783,543 msg/sec
            OptimistAtomicQueueB, 6,i:  48,740,675 msg/sec
            OptimistAtomicQueueB, 7,s:  41,646,462 msg/sec
            OptimistAtomicQueueB, 7,i:  51,526,374 msg/sec
            OptimistAtomicQueueB, 8,s:  44,528,639 msg/sec
            OptimistAtomicQueueB, 8,i:  47,809,350 msg/sec
                    AtomicQueue2, 1,s:  23,425,426 msg/sec
                    AtomicQueue2, 1,i:  23,399,378 msg/sec
                    AtomicQueue2, 2,s:  11,779,557 msg/sec
                    AtomicQueue2, 2,i:  11,400,193 msg/sec
                    AtomicQueue2, 3,s:   9,938,154 msg/sec
                    AtomicQueue2, 3,i:   9,381,652 msg/sec
                    AtomicQueue2, 4,s:   8,080,124 msg/sec
                    AtomicQueue2, 4,i:   8,047,382 msg/sec
                    AtomicQueue2, 5,s:   7,953,544 msg/sec
                    AtomicQueue2, 5,i:   8,051,756 msg/sec
                    AtomicQueue2, 6,s:   7,706,579 msg/sec
                    AtomicQueue2, 6,i:   7,523,462 msg/sec
                    AtomicQueue2, 7,s:   7,125,826 msg/sec
                    AtomicQueue2, 7,i:   7,910,629 msg/sec
                    AtomicQueue2, 8,s:   6,397,434 msg/sec
                    AtomicQueue2, 8,i:   7,267,077 msg/sec
                   AtomicQueueB2, 1,s:  35,948,077 msg/sec
                   AtomicQueueB2, 1,i:  32,653,126 msg/sec
                   AtomicQueueB2, 2,s:  11,439,241 msg/sec
                   AtomicQueueB2, 2,i:  11,058,112 msg/sec
                   AtomicQueueB2, 3,s:   9,614,996 msg/sec
                   AtomicQueueB2, 3,i:   9,632,905 msg/sec
                   AtomicQueueB2, 4,s:   7,914,108 msg/sec
                   AtomicQueueB2, 4,i:   7,778,920 msg/sec
                   AtomicQueueB2, 5,s:   7,580,423 msg/sec
                   AtomicQueueB2, 5,i:   7,737,847 msg/sec
                   AtomicQueueB2, 6,s:   7,150,332 msg/sec
                   AtomicQueueB2, 6,i:   7,453,764 msg/sec
                   AtomicQueueB2, 7,s:   6,911,054 msg/sec
                   AtomicQueueB2, 7,i:   7,720,515 msg/sec
                   AtomicQueueB2, 8,s:   6,271,556 msg/sec
                   AtomicQueueB2, 8,i:   7,080,788 msg/sec
            OptimistAtomicQueue2, 1,s: 521,200,888 msg/sec
            OptimistAtomicQueue2, 1,i:  31,486,279 msg/sec
            OptimistAtomicQueue2, 2,s:  24,930,107 msg/sec
            OptimistAtomicQueue2, 2,i:  24,574,783 msg/sec
            OptimistAtomicQueue2, 3,s:  30,324,858 msg/sec
            OptimistAtomicQueue2, 3,i:  29,964,930 msg/sec
            OptimistAtomicQueue2, 4,s:  33,231,332 msg/sec
            OptimistAtomicQueue2, 4,i:  35,201,922 msg/sec
            OptimistAtomicQueue2, 5,s:  37,433,257 msg/sec
            OptimistAtomicQueue2, 5,i:  40,329,666 msg/sec
            OptimistAtomicQueue2, 6,s:  40,139,802 msg/sec
            OptimistAtomicQueue2, 6,i:  49,180,690 msg/sec
            OptimistAtomicQueue2, 7,s:  43,097,550 msg/sec
            OptimistAtomicQueue2, 7,i:  47,936,978 msg/sec
            OptimistAtomicQueue2, 8,s:  43,992,527 msg/sec
            OptimistAtomicQueue2, 8,i:  48,191,797 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,387,725 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,880,910 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,388,961 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,207,595 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,723,983 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,069,008 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,092,644 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,146,931 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,747,293 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,383,053 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,208,582 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,209,594 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,163,259 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,605,002 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,385,956 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,435,802 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000120 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000292 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000292 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000257 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000153 sec/round-trip

[329] 47m:9s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,933,276 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,952,411 msg/sec
          boost::lockfree::queue, 1,s:   6,808,905 msg/sec
          boost::lockfree::queue, 1,i:   6,945,180 msg/sec
          boost::lockfree::queue, 2,s:   7,550,184 msg/sec
          boost::lockfree::queue, 2,i:   7,442,288 msg/sec
          boost::lockfree::queue, 3,s:   7,366,440 msg/sec
          boost::lockfree::queue, 3,i:   7,563,862 msg/sec
          boost::lockfree::queue, 4,s:   6,422,205 msg/sec
          boost::lockfree::queue, 4,i:   6,799,172 msg/sec
          boost::lockfree::queue, 5,s:   6,400,181 msg/sec
          boost::lockfree::queue, 5,i:   6,442,816 msg/sec
          boost::lockfree::queue, 6,s:   6,005,420 msg/sec
          boost::lockfree::queue, 6,i:   6,091,333 msg/sec
          boost::lockfree::queue, 7,s:   5,907,655 msg/sec
          boost::lockfree::queue, 7,i:   6,053,791 msg/sec
          boost::lockfree::queue, 8,s:   5,480,930 msg/sec
          boost::lockfree::queue, 8,i:   5,603,400 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 105,604,187 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  99,166,748 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,683,016 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,487,430 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,387,495 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,661,842 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,820,974 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,589,812 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,080,285 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  30,736,421 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,251,514 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,788,689 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,301,422 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,621,724 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,216,277 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,165,596 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,302,134 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,182,451 msg/sec
                pthread_spinlock, 1,s:  29,018,212 msg/sec
                pthread_spinlock, 1,i:  25,388,947 msg/sec
                pthread_spinlock, 2,s:  15,643,052 msg/sec
                pthread_spinlock, 2,i:  16,946,660 msg/sec
                pthread_spinlock, 3,s:   8,331,120 msg/sec
                pthread_spinlock, 3,i:  12,019,724 msg/sec
                pthread_spinlock, 4,s:   6,468,225 msg/sec
                pthread_spinlock, 4,i:   9,034,129 msg/sec
                pthread_spinlock, 5,s:   8,442,872 msg/sec
                pthread_spinlock, 5,i:   9,586,082 msg/sec
                pthread_spinlock, 6,s:   8,301,120 msg/sec
                pthread_spinlock, 6,i:   8,412,501 msg/sec
                pthread_spinlock, 7,s:   7,850,598 msg/sec
                pthread_spinlock, 7,i:   7,639,686 msg/sec
                pthread_spinlock, 8,s:   6,876,955 msg/sec
                pthread_spinlock, 8,i:   7,132,372 msg/sec
                      std::mutex, 1,s:   5,874,735 msg/sec
                      std::mutex, 1,i:   6,876,058 msg/sec
                      std::mutex, 2,s:   5,944,850 msg/sec
                      std::mutex, 2,i:   5,934,347 msg/sec
                      std::mutex, 3,s:   5,857,449 msg/sec
                      std::mutex, 3,i:   5,955,349 msg/sec
                      std::mutex, 4,s:   6,012,820 msg/sec
                      std::mutex, 4,i:   6,157,922 msg/sec
                      std::mutex, 5,s:   5,975,061 msg/sec
                      std::mutex, 5,i:   5,704,061 msg/sec
                      std::mutex, 6,s:   5,900,526 msg/sec
                      std::mutex, 6,i:   5,881,876 msg/sec
                      std::mutex, 7,s:   5,735,049 msg/sec
                      std::mutex, 7,i:   5,793,674 msg/sec
                      std::mutex, 8,s:   5,627,358 msg/sec
                      std::mutex, 8,i:   5,631,880 msg/sec
                 tbb::spin_mutex, 1,s:  37,948,041 msg/sec
                 tbb::spin_mutex, 1,i:  32,816,815 msg/sec
                 tbb::spin_mutex, 2,s:  18,449,050 msg/sec
                 tbb::spin_mutex, 2,i:  18,508,061 msg/sec
                 tbb::spin_mutex, 3,s:   8,673,411 msg/sec
                 tbb::spin_mutex, 3,i:  10,132,684 msg/sec
                 tbb::spin_mutex, 4,s:   3,046,039 msg/sec
                 tbb::spin_mutex, 4,i:   6,303,470 msg/sec
                 tbb::spin_mutex, 5,s:   5,471,834 msg/sec
                 tbb::spin_mutex, 5,i:   5,865,058 msg/sec
                 tbb::spin_mutex, 6,s:   5,348,108 msg/sec
                 tbb::spin_mutex, 6,i:   4,423,040 msg/sec
                 tbb::spin_mutex, 7,s:   4,856,271 msg/sec
                 tbb::spin_mutex, 7,i:   4,335,198 msg/sec
                 tbb::spin_mutex, 8,s:   4,251,281 msg/sec
                 tbb::spin_mutex, 8,i:   4,080,110 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,378,609 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,544,172 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,750,917 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,003,388 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,375,216 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,768,712 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,093,507 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,344,537 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,695,837 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,782,052 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,799,510 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,947,267 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,790,726 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,156,642 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,632,885 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,308,902 msg/sec
     xenium::michael_scott_queue, 1,s:  10,064,483 msg/sec
     xenium::michael_scott_queue, 1,i:  10,028,637 msg/sec
     xenium::michael_scott_queue, 2,s:   8,455,372 msg/sec
     xenium::michael_scott_queue, 2,i:   8,541,767 msg/sec
     xenium::michael_scott_queue, 3,s:   7,196,153 msg/sec
     xenium::michael_scott_queue, 3,i:   7,631,416 msg/sec
     xenium::michael_scott_queue, 4,s:   6,227,621 msg/sec
     xenium::michael_scott_queue, 4,i:   6,351,156 msg/sec
     xenium::michael_scott_queue, 5,s:   6,313,544 msg/sec
     xenium::michael_scott_queue, 5,i:   6,653,226 msg/sec
     xenium::michael_scott_queue, 6,s:   6,525,373 msg/sec
     xenium::michael_scott_queue, 6,i:   6,980,310 msg/sec
     xenium::michael_scott_queue, 7,s:   6,321,190 msg/sec
     xenium::michael_scott_queue, 7,i:   6,360,456 msg/sec
     xenium::michael_scott_queue, 8,s:   5,949,081 msg/sec
     xenium::michael_scott_queue, 8,i:   6,077,589 msg/sec
         xenium::ramalhete_queue, 1,s:  31,642,064 msg/sec
         xenium::ramalhete_queue, 1,i:  32,369,616 msg/sec
         xenium::ramalhete_queue, 2,s:  23,751,878 msg/sec
         xenium::ramalhete_queue, 2,i:  23,340,170 msg/sec
         xenium::ramalhete_queue, 3,s:  29,083,982 msg/sec
         xenium::ramalhete_queue, 3,i:  28,457,074 msg/sec
         xenium::ramalhete_queue, 4,s:  33,649,056 msg/sec
         xenium::ramalhete_queue, 4,i:  33,460,577 msg/sec
         xenium::ramalhete_queue, 5,s:  32,062,895 msg/sec
         xenium::ramalhete_queue, 5,i:  36,014,829 msg/sec
         xenium::ramalhete_queue, 6,s:  34,015,121 msg/sec
         xenium::ramalhete_queue, 6,i:  39,125,273 msg/sec
         xenium::ramalhete_queue, 7,s:  35,094,264 msg/sec
         xenium::ramalhete_queue, 7,i:  41,044,832 msg/sec
         xenium::ramalhete_queue, 8,s:  35,414,638 msg/sec
         xenium::ramalhete_queue, 8,i:  43,528,818 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,415,764 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 119,937,757 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,342,369 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,315,497 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,581,007 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,756,244 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,521,239 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,404,828 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,926,994 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,367,975 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,902,937 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,345,386 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,171,140 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,880,608 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,380,256 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,250,122 msg/sec
                     AtomicQueue, 1,s:  59,130,544 msg/sec
                     AtomicQueue, 1,i:  56,365,611 msg/sec
                     AtomicQueue, 2,s:  12,254,570 msg/sec
                     AtomicQueue, 2,i:  11,753,885 msg/sec
                     AtomicQueue, 3,s:  10,785,654 msg/sec
                     AtomicQueue, 3,i:   9,902,787 msg/sec
                     AtomicQueue, 4,s:   8,186,832 msg/sec
                     AtomicQueue, 4,i:   8,201,121 msg/sec
                     AtomicQueue, 5,s:   8,037,615 msg/sec
                     AtomicQueue, 5,i:   8,083,822 msg/sec
                     AtomicQueue, 6,s:   7,835,557 msg/sec
                     AtomicQueue, 6,i:   7,616,790 msg/sec
                     AtomicQueue, 7,s:   7,131,654 msg/sec
                     AtomicQueue, 7,i:   7,946,277 msg/sec
                     AtomicQueue, 8,s:   6,368,597 msg/sec
                     AtomicQueue, 8,i:   7,401,983 msg/sec
                    AtomicQueueB, 1,s:  44,104,937 msg/sec
                    AtomicQueueB, 1,i:  43,008,239 msg/sec
                    AtomicQueueB, 2,s:  11,823,280 msg/sec
                    AtomicQueueB, 2,i:  11,393,425 msg/sec
                    AtomicQueueB, 3,s:  11,067,253 msg/sec
                    AtomicQueueB, 3,i:  10,170,362 msg/sec
                    AtomicQueueB, 4,s:   8,028,598 msg/sec
                    AtomicQueueB, 4,i:   8,089,442 msg/sec
                    AtomicQueueB, 5,s:   7,611,766 msg/sec
                    AtomicQueueB, 5,i:   7,771,199 msg/sec
                    AtomicQueueB, 6,s:   7,347,971 msg/sec
                    AtomicQueueB, 6,i:   7,514,861 msg/sec
                    AtomicQueueB, 7,s:   6,816,164 msg/sec
                    AtomicQueueB, 7,i:   7,739,590 msg/sec
                    AtomicQueueB, 8,s:   6,211,845 msg/sec
                    AtomicQueueB, 8,i:   7,093,100 msg/sec
             OptimistAtomicQueue, 1,s: 777,548,444 msg/sec
             OptimistAtomicQueue, 1,i: 554,138,039 msg/sec
             OptimistAtomicQueue, 2,s:  32,659,026 msg/sec
             OptimistAtomicQueue, 2,i:  32,611,064 msg/sec
             OptimistAtomicQueue, 3,s:  36,663,960 msg/sec
             OptimistAtomicQueue, 3,i:  37,289,883 msg/sec
             OptimistAtomicQueue, 4,s:  39,247,190 msg/sec
             OptimistAtomicQueue, 4,i:  39,328,797 msg/sec
             OptimistAtomicQueue, 5,s:  42,360,333 msg/sec
             OptimistAtomicQueue, 5,i:  46,856,666 msg/sec
             OptimistAtomicQueue, 6,s:  42,558,509 msg/sec
             OptimistAtomicQueue, 6,i:  50,206,631 msg/sec
             OptimistAtomicQueue, 7,s:  44,147,005 msg/sec
             OptimistAtomicQueue, 7,i:  49,413,974 msg/sec
             OptimistAtomicQueue, 8,s:  46,544,359 msg/sec
             OptimistAtomicQueue, 8,i:  49,357,299 msg/sec
            OptimistAtomicQueueB, 1,s: 140,728,978 msg/sec
            OptimistAtomicQueueB, 1,i:  76,674,920 msg/sec
            OptimistAtomicQueueB, 2,s:  32,216,155 msg/sec
            OptimistAtomicQueueB, 2,i:  32,212,263 msg/sec
            OptimistAtomicQueueB, 3,s:  36,237,706 msg/sec
            OptimistAtomicQueueB, 3,i:  36,937,427 msg/sec
            OptimistAtomicQueueB, 4,s:  38,627,025 msg/sec
            OptimistAtomicQueueB, 4,i:  38,605,553 msg/sec
            OptimistAtomicQueueB, 5,s:  41,343,930 msg/sec
            OptimistAtomicQueueB, 5,i:  45,375,476 msg/sec
            OptimistAtomicQueueB, 6,s:  41,127,066 msg/sec
            OptimistAtomicQueueB, 6,i:  48,674,272 msg/sec
            OptimistAtomicQueueB, 7,s:  42,068,620 msg/sec
            OptimistAtomicQueueB, 7,i:  50,810,780 msg/sec
            OptimistAtomicQueueB, 8,s:  44,653,209 msg/sec
            OptimistAtomicQueueB, 8,i:  48,101,457 msg/sec
                    AtomicQueue2, 1,s:  22,911,821 msg/sec
                    AtomicQueue2, 1,i:  22,915,870 msg/sec
                    AtomicQueue2, 2,s:  11,796,798 msg/sec
                    AtomicQueue2, 2,i:  11,367,704 msg/sec
                    AtomicQueue2, 3,s:   9,454,720 msg/sec
                    AtomicQueue2, 3,i:   9,349,853 msg/sec
                    AtomicQueue2, 4,s:   8,009,589 msg/sec
                    AtomicQueue2, 4,i:   7,997,234 msg/sec
                    AtomicQueue2, 5,s:   7,892,441 msg/sec
                    AtomicQueue2, 5,i:   7,995,694 msg/sec
                    AtomicQueue2, 6,s:   7,751,655 msg/sec
                    AtomicQueue2, 6,i:   7,517,781 msg/sec
                    AtomicQueue2, 7,s:   7,082,300 msg/sec
                    AtomicQueue2, 7,i:   7,890,358 msg/sec
                    AtomicQueue2, 8,s:   6,402,951 msg/sec
                    AtomicQueue2, 8,i:   7,365,425 msg/sec
                   AtomicQueueB2, 1,s:  35,127,433 msg/sec
                   AtomicQueueB2, 1,i:  32,521,497 msg/sec
                   AtomicQueueB2, 2,s:  11,359,254 msg/sec
                   AtomicQueueB2, 2,i:  11,095,260 msg/sec
                   AtomicQueueB2, 3,s:   9,730,487 msg/sec
                   AtomicQueueB2, 3,i:   9,595,056 msg/sec
                   AtomicQueueB2, 4,s:   7,933,711 msg/sec
                   AtomicQueueB2, 4,i:   7,888,500 msg/sec
                   AtomicQueueB2, 5,s:   7,505,925 msg/sec
                   AtomicQueueB2, 5,i:   7,717,756 msg/sec
                   AtomicQueueB2, 6,s:   7,319,925 msg/sec
                   AtomicQueueB2, 6,i:   7,406,908 msg/sec
                   AtomicQueueB2, 7,s:   6,905,359 msg/sec
                   AtomicQueueB2, 7,i:   7,520,017 msg/sec
                   AtomicQueueB2, 8,s:   6,283,450 msg/sec
                   AtomicQueueB2, 8,i:   7,087,569 msg/sec
            OptimistAtomicQueue2, 1,s:  32,039,125 msg/sec
            OptimistAtomicQueue2, 1,i:  31,989,443 msg/sec
            OptimistAtomicQueue2, 2,s:  29,359,426 msg/sec
            OptimistAtomicQueue2, 2,i:  28,047,955 msg/sec
            OptimistAtomicQueue2, 3,s:  30,586,393 msg/sec
            OptimistAtomicQueue2, 3,i:  30,575,911 msg/sec
            OptimistAtomicQueue2, 4,s:  33,198,491 msg/sec
            OptimistAtomicQueue2, 4,i:  33,134,660 msg/sec
            OptimistAtomicQueue2, 5,s:  37,284,884 msg/sec
            OptimistAtomicQueue2, 5,i:  42,057,091 msg/sec
            OptimistAtomicQueue2, 6,s:  40,121,732 msg/sec
            OptimistAtomicQueue2, 6,i:  49,218,257 msg/sec
            OptimistAtomicQueue2, 7,s:  43,033,342 msg/sec
            OptimistAtomicQueue2, 7,i:  51,594,201 msg/sec
            OptimistAtomicQueue2, 8,s:  43,907,465 msg/sec
            OptimistAtomicQueue2, 8,i:  48,704,592 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,832,841 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,924,170 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,887,963 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,131,964 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,792,364 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,079,085 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,918,487 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,522,760 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,686,172 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,450,622 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,151,416 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,304,948 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,051,196 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,416,859 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,532,165 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,797,206 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000154 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[330] 45m:49s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,759,063 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,624,697 msg/sec
          boost::lockfree::queue, 1,s:   6,949,810 msg/sec
          boost::lockfree::queue, 1,i:   6,823,965 msg/sec
          boost::lockfree::queue, 2,s:   7,579,978 msg/sec
          boost::lockfree::queue, 2,i:   7,558,660 msg/sec
          boost::lockfree::queue, 3,s:   7,353,065 msg/sec
          boost::lockfree::queue, 3,i:   7,559,840 msg/sec
          boost::lockfree::queue, 4,s:   6,424,359 msg/sec
          boost::lockfree::queue, 4,i:   6,807,576 msg/sec
          boost::lockfree::queue, 5,s:   6,436,563 msg/sec
          boost::lockfree::queue, 5,i:   6,505,443 msg/sec
          boost::lockfree::queue, 6,s:   6,028,646 msg/sec
          boost::lockfree::queue, 6,i:   6,110,165 msg/sec
          boost::lockfree::queue, 7,s:   5,921,169 msg/sec
          boost::lockfree::queue, 7,i:   5,934,240 msg/sec
          boost::lockfree::queue, 8,s:   5,489,928 msg/sec
          boost::lockfree::queue, 8,i:   5,603,043 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  54,440,735 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  54,706,152 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,973,115 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,548,189 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,113,883 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,979,278 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,315,095 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,678,439 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,194,823 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,893,064 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,390,849 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,318,073 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,289,900 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,190,095 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,022,497 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,913,646 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,167,545 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,171,616 msg/sec
                pthread_spinlock, 1,s:  28,865,923 msg/sec
                pthread_spinlock, 1,i:  29,600,392 msg/sec
                pthread_spinlock, 2,s:  15,422,295 msg/sec
                pthread_spinlock, 2,i:  17,054,080 msg/sec
                pthread_spinlock, 3,s:   8,422,834 msg/sec
                pthread_spinlock, 3,i:  12,006,525 msg/sec
                pthread_spinlock, 4,s:   6,512,589 msg/sec
                pthread_spinlock, 4,i:   8,885,033 msg/sec
                pthread_spinlock, 5,s:   8,639,298 msg/sec
                pthread_spinlock, 5,i:   9,123,301 msg/sec
                pthread_spinlock, 6,s:   8,294,669 msg/sec
                pthread_spinlock, 6,i:   8,911,113 msg/sec
                pthread_spinlock, 7,s:   7,617,751 msg/sec
                pthread_spinlock, 7,i:   7,665,433 msg/sec
                pthread_spinlock, 8,s:   6,648,214 msg/sec
                pthread_spinlock, 8,i:   7,235,932 msg/sec
                      std::mutex, 1,s:   7,362,864 msg/sec
                      std::mutex, 1,i:   7,424,446 msg/sec
                      std::mutex, 2,s:   5,888,156 msg/sec
                      std::mutex, 2,i:   6,078,708 msg/sec
                      std::mutex, 3,s:   5,935,807 msg/sec
                      std::mutex, 3,i:   6,039,066 msg/sec
                      std::mutex, 4,s:   5,965,833 msg/sec
                      std::mutex, 4,i:   6,148,135 msg/sec
                      std::mutex, 5,s:   5,844,551 msg/sec
                      std::mutex, 5,i:   5,977,235 msg/sec
                      std::mutex, 6,s:   5,788,864 msg/sec
                      std::mutex, 6,i:   5,826,324 msg/sec
                      std::mutex, 7,s:   5,728,716 msg/sec
                      std::mutex, 7,i:   5,761,434 msg/sec
                      std::mutex, 8,s:   5,679,601 msg/sec
                      std::mutex, 8,i:   5,584,716 msg/sec
                 tbb::spin_mutex, 1,s:  37,765,735 msg/sec
                 tbb::spin_mutex, 1,i:  37,223,939 msg/sec
                 tbb::spin_mutex, 2,s:  21,171,879 msg/sec
                 tbb::spin_mutex, 2,i:  18,506,295 msg/sec
                 tbb::spin_mutex, 3,s:   8,261,899 msg/sec
                 tbb::spin_mutex, 3,i:  10,655,329 msg/sec
                 tbb::spin_mutex, 4,s:   3,131,607 msg/sec
                 tbb::spin_mutex, 4,i:   6,297,907 msg/sec
                 tbb::spin_mutex, 5,s:   5,124,540 msg/sec
                 tbb::spin_mutex, 5,i:   5,715,061 msg/sec
                 tbb::spin_mutex, 6,s:   5,308,672 msg/sec
                 tbb::spin_mutex, 6,i:   4,295,921 msg/sec
                 tbb::spin_mutex, 7,s:   4,877,526 msg/sec
                 tbb::spin_mutex, 7,i:   4,349,886 msg/sec
                 tbb::spin_mutex, 8,s:   4,247,896 msg/sec
                 tbb::spin_mutex, 8,i:   4,166,008 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,963,951 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,380,169 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,136,590 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,189,822 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,387,952 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,451,203 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,566,084 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,597,901 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,858,652 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,615,390 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,846,403 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,686,745 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,896,479 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,803,544 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,792,922 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,468,849 msg/sec
     xenium::michael_scott_queue, 1,s:   9,120,756 msg/sec
     xenium::michael_scott_queue, 1,i:   9,532,935 msg/sec
     xenium::michael_scott_queue, 2,s:   8,345,444 msg/sec
     xenium::michael_scott_queue, 2,i:   8,449,231 msg/sec
     xenium::michael_scott_queue, 3,s:   7,118,461 msg/sec
     xenium::michael_scott_queue, 3,i:   7,542,191 msg/sec
     xenium::michael_scott_queue, 4,s:   6,377,602 msg/sec
     xenium::michael_scott_queue, 4,i:   6,405,555 msg/sec
     xenium::michael_scott_queue, 5,s:   6,284,665 msg/sec
     xenium::michael_scott_queue, 5,i:   6,608,276 msg/sec
     xenium::michael_scott_queue, 6,s:   6,507,116 msg/sec
     xenium::michael_scott_queue, 6,i:   6,978,920 msg/sec
     xenium::michael_scott_queue, 7,s:   6,375,903 msg/sec
     xenium::michael_scott_queue, 7,i:   6,468,109 msg/sec
     xenium::michael_scott_queue, 8,s:   6,012,974 msg/sec
     xenium::michael_scott_queue, 8,i:   6,180,871 msg/sec
         xenium::ramalhete_queue, 1,s:  31,831,802 msg/sec
         xenium::ramalhete_queue, 1,i:  31,769,680 msg/sec
         xenium::ramalhete_queue, 2,s:  24,268,995 msg/sec
         xenium::ramalhete_queue, 2,i:  23,705,955 msg/sec
         xenium::ramalhete_queue, 3,s:  29,127,659 msg/sec
         xenium::ramalhete_queue, 3,i:  28,449,123 msg/sec
         xenium::ramalhete_queue, 4,s:  33,785,251 msg/sec
         xenium::ramalhete_queue, 4,i:  33,470,213 msg/sec
         xenium::ramalhete_queue, 5,s:  32,231,526 msg/sec
         xenium::ramalhete_queue, 5,i:  35,956,723 msg/sec
         xenium::ramalhete_queue, 6,s:  33,897,301 msg/sec
         xenium::ramalhete_queue, 6,i:  38,943,609 msg/sec
         xenium::ramalhete_queue, 7,s:  35,240,762 msg/sec
         xenium::ramalhete_queue, 7,i:  40,985,860 msg/sec
         xenium::ramalhete_queue, 8,s:  35,566,222 msg/sec
         xenium::ramalhete_queue, 8,i:  44,057,870 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,161,971 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,922,797 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,841,493 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,842,866 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,625,854 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,824,942 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,637,383 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,185,924 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,704,038 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,370,326 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,040,224 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,491,526 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,253,622 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,919,755 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,412,236 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,232,919 msg/sec
                     AtomicQueue, 1,s: 274,599,649 msg/sec
                     AtomicQueue, 1,i: 197,023,924 msg/sec
                     AtomicQueue, 2,s:  12,271,074 msg/sec
                     AtomicQueue, 2,i:  11,870,430 msg/sec
                     AtomicQueue, 3,s:  10,746,611 msg/sec
                     AtomicQueue, 3,i:   9,991,676 msg/sec
                     AtomicQueue, 4,s:   8,212,703 msg/sec
                     AtomicQueue, 4,i:   8,233,382 msg/sec
                     AtomicQueue, 5,s:   8,009,016 msg/sec
                     AtomicQueue, 5,i:   8,090,183 msg/sec
                     AtomicQueue, 6,s:   7,697,658 msg/sec
                     AtomicQueue, 6,i:   7,608,203 msg/sec
                     AtomicQueue, 7,s:   7,117,083 msg/sec
                     AtomicQueue, 7,i:   7,989,853 msg/sec
                     AtomicQueue, 8,s:   6,354,378 msg/sec
                     AtomicQueue, 8,i:   7,471,967 msg/sec
                    AtomicQueueB, 1,s:  44,454,193 msg/sec
                    AtomicQueueB, 1,i:  43,041,527 msg/sec
                    AtomicQueueB, 2,s:  11,823,672 msg/sec
                    AtomicQueueB, 2,i:  11,507,860 msg/sec
                    AtomicQueueB, 3,s:  10,983,115 msg/sec
                    AtomicQueueB, 3,i:  10,220,642 msg/sec
                    AtomicQueueB, 4,s:   8,049,112 msg/sec
                    AtomicQueueB, 4,i:   8,090,664 msg/sec
                    AtomicQueueB, 5,s:   7,639,841 msg/sec
                    AtomicQueueB, 5,i:   7,762,259 msg/sec
                    AtomicQueueB, 6,s:   7,424,424 msg/sec
                    AtomicQueueB, 6,i:   7,574,057 msg/sec
                    AtomicQueueB, 7,s:   6,835,288 msg/sec
                    AtomicQueueB, 7,i:   7,745,399 msg/sec
                    AtomicQueueB, 8,s:   6,280,416 msg/sec
                    AtomicQueueB, 8,i:   7,171,014 msg/sec
             OptimistAtomicQueue, 1,s: 773,741,084 msg/sec
             OptimistAtomicQueue, 1,i: 601,740,564 msg/sec
             OptimistAtomicQueue, 2,s:  32,649,039 msg/sec
             OptimistAtomicQueue, 2,i:  32,704,499 msg/sec
             OptimistAtomicQueue, 3,s:  36,663,311 msg/sec
             OptimistAtomicQueue, 3,i:  37,368,835 msg/sec
             OptimistAtomicQueue, 4,s:  39,309,409 msg/sec
             OptimistAtomicQueue, 4,i:  39,438,028 msg/sec
             OptimistAtomicQueue, 5,s:  42,399,322 msg/sec
             OptimistAtomicQueue, 5,i:  48,098,769 msg/sec
             OptimistAtomicQueue, 6,s:  42,345,729 msg/sec
             OptimistAtomicQueue, 6,i:  50,250,743 msg/sec
             OptimistAtomicQueue, 7,s:  44,246,997 msg/sec
             OptimistAtomicQueue, 7,i:  51,967,032 msg/sec
             OptimistAtomicQueue, 8,s:  46,389,145 msg/sec
             OptimistAtomicQueue, 8,i:  49,659,079 msg/sec
            OptimistAtomicQueueB, 1,s: 165,187,263 msg/sec
            OptimistAtomicQueueB, 1,i:  76,479,791 msg/sec
            OptimistAtomicQueueB, 2,s:  32,201,428 msg/sec
            OptimistAtomicQueueB, 2,i:  32,052,254 msg/sec
            OptimistAtomicQueueB, 3,s:  36,195,282 msg/sec
            OptimistAtomicQueueB, 3,i:  36,798,998 msg/sec
            OptimistAtomicQueueB, 4,s:  38,745,013 msg/sec
            OptimistAtomicQueueB, 4,i:  38,718,238 msg/sec
            OptimistAtomicQueueB, 5,s:  36,926,729 msg/sec
            OptimistAtomicQueueB, 5,i:  46,049,714 msg/sec
            OptimistAtomicQueueB, 6,s:  41,012,416 msg/sec
            OptimistAtomicQueueB, 6,i:  48,950,188 msg/sec
            OptimistAtomicQueueB, 7,s:  42,910,713 msg/sec
            OptimistAtomicQueueB, 7,i:  51,416,848 msg/sec
            OptimistAtomicQueueB, 8,s:  44,464,479 msg/sec
            OptimistAtomicQueueB, 8,i:  49,155,064 msg/sec
                    AtomicQueue2, 1,s:  22,908,678 msg/sec
                    AtomicQueue2, 1,i:  22,870,134 msg/sec
                    AtomicQueue2, 2,s:  11,915,995 msg/sec
                    AtomicQueue2, 2,i:  11,405,561 msg/sec
                    AtomicQueue2, 3,s:   9,748,031 msg/sec
                    AtomicQueue2, 3,i:   9,363,715 msg/sec
                    AtomicQueue2, 4,s:   8,025,420 msg/sec
                    AtomicQueue2, 4,i:   8,054,267 msg/sec
                    AtomicQueue2, 5,s:   7,929,036 msg/sec
                    AtomicQueue2, 5,i:   8,015,285 msg/sec
                    AtomicQueue2, 6,s:   7,704,084 msg/sec
                    AtomicQueue2, 6,i:   7,522,255 msg/sec
                    AtomicQueue2, 7,s:   7,148,388 msg/sec
                    AtomicQueue2, 7,i:   7,861,835 msg/sec
                    AtomicQueue2, 8,s:   6,386,897 msg/sec
                    AtomicQueue2, 8,i:   7,351,754 msg/sec
                   AtomicQueueB2, 1,s:  33,448,017 msg/sec
                   AtomicQueueB2, 1,i:  33,404,731 msg/sec
                   AtomicQueueB2, 2,s:  11,395,692 msg/sec
                   AtomicQueueB2, 2,i:  11,181,157 msg/sec
                   AtomicQueueB2, 3,s:   9,622,710 msg/sec
                   AtomicQueueB2, 3,i:   9,567,024 msg/sec
                   AtomicQueueB2, 4,s:   7,976,131 msg/sec
                   AtomicQueueB2, 4,i:   7,816,235 msg/sec
                   AtomicQueueB2, 5,s:   7,588,345 msg/sec
                   AtomicQueueB2, 5,i:   7,625,351 msg/sec
                   AtomicQueueB2, 6,s:   7,394,768 msg/sec
                   AtomicQueueB2, 6,i:   7,414,347 msg/sec
                   AtomicQueueB2, 7,s:   6,903,283 msg/sec
                   AtomicQueueB2, 7,i:   7,708,609 msg/sec
                   AtomicQueueB2, 8,s:   6,266,434 msg/sec
                   AtomicQueueB2, 8,i:   7,111,491 msg/sec
            OptimistAtomicQueue2, 1,s: 426,379,321 msg/sec
            OptimistAtomicQueue2, 1,i:  29,639,898 msg/sec
            OptimistAtomicQueue2, 2,s:  24,426,339 msg/sec
            OptimistAtomicQueue2, 2,i:  24,010,324 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,263 msg/sec
            OptimistAtomicQueue2, 3,i:  29,931,365 msg/sec
            OptimistAtomicQueue2, 4,s:  33,116,761 msg/sec
            OptimistAtomicQueue2, 4,i:  33,020,425 msg/sec
            OptimistAtomicQueue2, 5,s:  37,154,525 msg/sec
            OptimistAtomicQueue2, 5,i:  41,465,843 msg/sec
            OptimistAtomicQueue2, 6,s:  40,232,589 msg/sec
            OptimistAtomicQueue2, 6,i:  49,077,466 msg/sec
            OptimistAtomicQueue2, 7,s:  43,339,967 msg/sec
            OptimistAtomicQueue2, 7,i:  51,176,598 msg/sec
            OptimistAtomicQueue2, 8,s:  43,883,706 msg/sec
            OptimistAtomicQueue2, 8,i:  48,764,060 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,933,402 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,871,135 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,912,029 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,189,324 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,687,436 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,156,921 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,338,764 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,774,612 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,334,154 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,005,385 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,626,153 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,470,559 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,128,106 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,632,546 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,917,721 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,492,427 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000136 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000220 sec/round-trip
                pthread_spinlock: 0.000000234 sec/round-trip
                      std::mutex: 0.000000455 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000274 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000210 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[331] 44m:30s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,319,247 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,313,998 msg/sec
          boost::lockfree::queue, 1,s:   6,762,129 msg/sec
          boost::lockfree::queue, 1,i:   6,899,218 msg/sec
          boost::lockfree::queue, 2,s:   7,538,288 msg/sec
          boost::lockfree::queue, 2,i:   7,476,010 msg/sec
          boost::lockfree::queue, 3,s:   7,306,210 msg/sec
          boost::lockfree::queue, 3,i:   7,568,119 msg/sec
          boost::lockfree::queue, 4,s:   6,411,228 msg/sec
          boost::lockfree::queue, 4,i:   6,863,712 msg/sec
          boost::lockfree::queue, 5,s:   6,474,443 msg/sec
          boost::lockfree::queue, 5,i:   6,450,556 msg/sec
          boost::lockfree::queue, 6,s:   6,021,966 msg/sec
          boost::lockfree::queue, 6,i:   6,158,522 msg/sec
          boost::lockfree::queue, 7,s:   6,019,293 msg/sec
          boost::lockfree::queue, 7,i:   5,924,742 msg/sec
          boost::lockfree::queue, 8,s:   5,364,102 msg/sec
          boost::lockfree::queue, 8,i:   5,585,652 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 492,585,419 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 496,665,511 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,956,723 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,674,357 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,473,792 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,316,556 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,774,849 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,321,691 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,033,693 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,153,050 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,195,753 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,792,299 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,433,184 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  29,766,130 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,956,048 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,902,910 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,220,375 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,747,156 msg/sec
                pthread_spinlock, 1,s:  28,696,415 msg/sec
                pthread_spinlock, 1,i:  25,325,202 msg/sec
                pthread_spinlock, 2,s:  15,698,421 msg/sec
                pthread_spinlock, 2,i:  18,108,815 msg/sec
                pthread_spinlock, 3,s:   8,309,932 msg/sec
                pthread_spinlock, 3,i:  11,862,553 msg/sec
                pthread_spinlock, 4,s:   6,475,740 msg/sec
                pthread_spinlock, 4,i:   9,132,761 msg/sec
                pthread_spinlock, 5,s:   8,543,989 msg/sec
                pthread_spinlock, 5,i:   9,268,277 msg/sec
                pthread_spinlock, 6,s:   8,534,448 msg/sec
                pthread_spinlock, 6,i:   8,459,456 msg/sec
                pthread_spinlock, 7,s:   7,532,670 msg/sec
                pthread_spinlock, 7,i:   8,086,235 msg/sec
                pthread_spinlock, 8,s:   6,953,797 msg/sec
                pthread_spinlock, 8,i:   6,960,027 msg/sec
                      std::mutex, 1,s:   6,664,676 msg/sec
                      std::mutex, 1,i:   7,565,450 msg/sec
                      std::mutex, 2,s:   6,027,442 msg/sec
                      std::mutex, 2,i:   6,213,154 msg/sec
                      std::mutex, 3,s:   4,981,541 msg/sec
                      std::mutex, 3,i:   5,022,132 msg/sec
                      std::mutex, 4,s:   5,604,184 msg/sec
                      std::mutex, 4,i:   6,387,719 msg/sec
                      std::mutex, 5,s:   6,137,178 msg/sec
                      std::mutex, 5,i:   6,109,422 msg/sec
                      std::mutex, 6,s:   5,861,724 msg/sec
                      std::mutex, 6,i:   5,909,049 msg/sec
                      std::mutex, 7,s:   5,794,068 msg/sec
                      std::mutex, 7,i:   5,819,590 msg/sec
                      std::mutex, 8,s:   5,737,579 msg/sec
                      std::mutex, 8,i:   5,749,801 msg/sec
                 tbb::spin_mutex, 1,s:  37,755,532 msg/sec
                 tbb::spin_mutex, 1,i:  32,702,333 msg/sec
                 tbb::spin_mutex, 2,s:  21,102,253 msg/sec
                 tbb::spin_mutex, 2,i:  18,493,962 msg/sec
                 tbb::spin_mutex, 3,s:   8,297,433 msg/sec
                 tbb::spin_mutex, 3,i:  10,554,747 msg/sec
                 tbb::spin_mutex, 4,s:   3,178,982 msg/sec
                 tbb::spin_mutex, 4,i:   6,302,674 msg/sec
                 tbb::spin_mutex, 5,s:   5,581,478 msg/sec
                 tbb::spin_mutex, 5,i:   5,725,420 msg/sec
                 tbb::spin_mutex, 6,s:   5,330,441 msg/sec
                 tbb::spin_mutex, 6,i:   4,412,131 msg/sec
                 tbb::spin_mutex, 7,s:   4,852,383 msg/sec
                 tbb::spin_mutex, 7,i:   4,378,249 msg/sec
                 tbb::spin_mutex, 8,s:   4,255,339 msg/sec
                 tbb::spin_mutex, 8,i:   4,046,862 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,584,739 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,759,254 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,518,436 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,180,846 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,611,074 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,703,042 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,128,732 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,431,141 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,659,049 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,719,802 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,763,717 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,001,114 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,776,213 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,127,738 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,640,569 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,313,384 msg/sec
     xenium::michael_scott_queue, 1,s:   9,423,116 msg/sec
     xenium::michael_scott_queue, 1,i:   9,430,402 msg/sec
     xenium::michael_scott_queue, 2,s:   8,484,802 msg/sec
     xenium::michael_scott_queue, 2,i:   8,484,657 msg/sec
     xenium::michael_scott_queue, 3,s:   7,310,814 msg/sec
     xenium::michael_scott_queue, 3,i:   7,644,105 msg/sec
     xenium::michael_scott_queue, 4,s:   6,250,802 msg/sec
     xenium::michael_scott_queue, 4,i:   6,418,218 msg/sec
     xenium::michael_scott_queue, 5,s:   6,338,180 msg/sec
     xenium::michael_scott_queue, 5,i:   6,705,611 msg/sec
     xenium::michael_scott_queue, 6,s:   6,516,797 msg/sec
     xenium::michael_scott_queue, 6,i:   6,719,241 msg/sec
     xenium::michael_scott_queue, 7,s:   6,312,497 msg/sec
     xenium::michael_scott_queue, 7,i:   6,485,772 msg/sec
     xenium::michael_scott_queue, 8,s:   6,012,344 msg/sec
     xenium::michael_scott_queue, 8,i:   6,248,990 msg/sec
         xenium::ramalhete_queue, 1,s:  32,494,083 msg/sec
         xenium::ramalhete_queue, 1,i:  31,586,532 msg/sec
         xenium::ramalhete_queue, 2,s:  24,456,032 msg/sec
         xenium::ramalhete_queue, 2,i:  23,322,446 msg/sec
         xenium::ramalhete_queue, 3,s:  29,157,099 msg/sec
         xenium::ramalhete_queue, 3,i:  28,530,546 msg/sec
         xenium::ramalhete_queue, 4,s:  33,752,538 msg/sec
         xenium::ramalhete_queue, 4,i:  33,499,558 msg/sec
         xenium::ramalhete_queue, 5,s:  32,218,147 msg/sec
         xenium::ramalhete_queue, 5,i:  36,040,770 msg/sec
         xenium::ramalhete_queue, 6,s:  33,856,878 msg/sec
         xenium::ramalhete_queue, 6,i:  39,805,979 msg/sec
         xenium::ramalhete_queue, 7,s:  35,052,063 msg/sec
         xenium::ramalhete_queue, 7,i:  41,638,246 msg/sec
         xenium::ramalhete_queue, 8,s:  35,521,604 msg/sec
         xenium::ramalhete_queue, 8,i:  44,246,916 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,025,923 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,665,846 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,834,528 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,885,070 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,754,270 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,943,657 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,556,149 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,318,324 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,867,047 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,400,651 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,945,771 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,209,244 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,154,681 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,828,032 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,413,526 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,377,255 msg/sec
                     AtomicQueue, 1,s:  58,593,869 msg/sec
                     AtomicQueue, 1,i:  56,846,412 msg/sec
                     AtomicQueue, 2,s:  12,334,902 msg/sec
                     AtomicQueue, 2,i:  11,818,931 msg/sec
                     AtomicQueue, 3,s:  10,805,228 msg/sec
                     AtomicQueue, 3,i:   9,940,190 msg/sec
                     AtomicQueue, 4,s:   8,186,046 msg/sec
                     AtomicQueue, 4,i:   8,223,924 msg/sec
                     AtomicQueue, 5,s:   8,036,952 msg/sec
                     AtomicQueue, 5,i:   8,099,965 msg/sec
                     AtomicQueue, 6,s:   7,628,746 msg/sec
                     AtomicQueue, 6,i:   7,614,178 msg/sec
                     AtomicQueue, 7,s:   7,177,087 msg/sec
                     AtomicQueue, 7,i:   7,960,389 msg/sec
                     AtomicQueue, 8,s:   6,348,912 msg/sec
                     AtomicQueue, 8,i:   7,430,021 msg/sec
                    AtomicQueueB, 1,s:  43,874,257 msg/sec
                    AtomicQueueB, 1,i:  43,108,675 msg/sec
                    AtomicQueueB, 2,s:  11,896,039 msg/sec
                    AtomicQueueB, 2,i:  11,505,590 msg/sec
                    AtomicQueueB, 3,s:  11,037,656 msg/sec
                    AtomicQueueB, 3,i:  10,137,449 msg/sec
                    AtomicQueueB, 4,s:   8,003,329 msg/sec
                    AtomicQueueB, 4,i:   8,047,543 msg/sec
                    AtomicQueueB, 5,s:   7,659,024 msg/sec
                    AtomicQueueB, 5,i:   7,848,617 msg/sec
                    AtomicQueueB, 6,s:   7,374,792 msg/sec
                    AtomicQueueB, 6,i:   7,481,876 msg/sec
                    AtomicQueueB, 7,s:   6,892,913 msg/sec
                    AtomicQueueB, 7,i:   7,723,165 msg/sec
                    AtomicQueueB, 8,s:   6,264,624 msg/sec
                    AtomicQueueB, 8,i:   7,147,724 msg/sec
             OptimistAtomicQueue, 1,s: 769,298,970 msg/sec
             OptimistAtomicQueue, 1,i: 525,727,389 msg/sec
             OptimistAtomicQueue, 2,s:  32,656,434 msg/sec
             OptimistAtomicQueue, 2,i:  32,712,986 msg/sec
             OptimistAtomicQueue, 3,s:  36,668,598 msg/sec
             OptimistAtomicQueue, 3,i:  37,447,774 msg/sec
             OptimistAtomicQueue, 4,s:  39,269,847 msg/sec
             OptimistAtomicQueue, 4,i:  39,382,379 msg/sec
             OptimistAtomicQueue, 5,s:  42,414,091 msg/sec
             OptimistAtomicQueue, 5,i:  46,342,070 msg/sec
             OptimistAtomicQueue, 6,s:  42,537,571 msg/sec
             OptimistAtomicQueue, 6,i:  50,498,170 msg/sec
             OptimistAtomicQueue, 7,s:  44,069,938 msg/sec
             OptimistAtomicQueue, 7,i:  53,032,101 msg/sec
             OptimistAtomicQueue, 8,s:  46,378,078 msg/sec
             OptimistAtomicQueue, 8,i:  49,218,523 msg/sec
            OptimistAtomicQueueB, 1,s: 113,631,798 msg/sec
            OptimistAtomicQueueB, 1,i: 142,066,476 msg/sec
            OptimistAtomicQueueB, 2,s:  32,133,844 msg/sec
            OptimistAtomicQueueB, 2,i:  32,210,976 msg/sec
            OptimistAtomicQueueB, 3,s:  36,236,819 msg/sec
            OptimistAtomicQueueB, 3,i:  36,897,442 msg/sec
            OptimistAtomicQueueB, 4,s:  38,763,801 msg/sec
            OptimistAtomicQueueB, 4,i:  38,638,742 msg/sec
            OptimistAtomicQueueB, 5,s:  41,065,524 msg/sec
            OptimistAtomicQueueB, 5,i:  45,544,240 msg/sec
            OptimistAtomicQueueB, 6,s:  41,124,583 msg/sec
            OptimistAtomicQueueB, 6,i:  49,047,537 msg/sec
            OptimistAtomicQueueB, 7,s:  41,852,597 msg/sec
            OptimistAtomicQueueB, 7,i:  51,516,596 msg/sec
            OptimistAtomicQueueB, 8,s:  44,501,517 msg/sec
            OptimistAtomicQueueB, 8,i:  47,887,844 msg/sec
                    AtomicQueue2, 1,s:  22,912,756 msg/sec
                    AtomicQueue2, 1,i:  22,848,673 msg/sec
                    AtomicQueue2, 2,s:  11,960,129 msg/sec
                    AtomicQueue2, 2,i:  11,691,937 msg/sec
                    AtomicQueue2, 3,s:   9,497,340 msg/sec
                    AtomicQueue2, 3,i:   9,350,867 msg/sec
                    AtomicQueue2, 4,s:   8,110,536 msg/sec
                    AtomicQueue2, 4,i:   8,078,244 msg/sec
                    AtomicQueue2, 5,s:   7,910,888 msg/sec
                    AtomicQueue2, 5,i:   8,008,631 msg/sec
                    AtomicQueue2, 6,s:   7,719,155 msg/sec
                    AtomicQueue2, 6,i:   7,536,920 msg/sec
                    AtomicQueue2, 7,s:   7,143,354 msg/sec
                    AtomicQueue2, 7,i:   7,887,507 msg/sec
                    AtomicQueue2, 8,s:   6,376,330 msg/sec
                    AtomicQueue2, 8,i:   7,243,240 msg/sec
                   AtomicQueueB2, 1,s:  36,025,607 msg/sec
                   AtomicQueueB2, 1,i:  32,613,803 msg/sec
                   AtomicQueueB2, 2,s:  11,379,249 msg/sec
                   AtomicQueueB2, 2,i:  11,101,301 msg/sec
                   AtomicQueueB2, 3,s:   9,629,139 msg/sec
                   AtomicQueueB2, 3,i:   9,595,476 msg/sec
                   AtomicQueueB2, 4,s:   7,946,662 msg/sec
                   AtomicQueueB2, 4,i:   7,752,894 msg/sec
                   AtomicQueueB2, 5,s:   7,474,611 msg/sec
                   AtomicQueueB2, 5,i:   7,742,750 msg/sec
                   AtomicQueueB2, 6,s:   7,167,171 msg/sec
                   AtomicQueueB2, 6,i:   7,429,561 msg/sec
                   AtomicQueueB2, 7,s:   6,983,922 msg/sec
                   AtomicQueueB2, 7,i:   7,681,505 msg/sec
                   AtomicQueueB2, 8,s:   6,278,555 msg/sec
                   AtomicQueueB2, 8,i:   7,092,814 msg/sec
            OptimistAtomicQueue2, 1,s: 451,219,199 msg/sec
            OptimistAtomicQueue2, 1,i:  41,376,812 msg/sec
            OptimistAtomicQueue2, 2,s:  24,910,950 msg/sec
            OptimistAtomicQueue2, 2,i:  24,016,887 msg/sec
            OptimistAtomicQueue2, 3,s:  30,303,323 msg/sec
            OptimistAtomicQueue2, 3,i:  30,170,755 msg/sec
            OptimistAtomicQueue2, 4,s:  33,320,344 msg/sec
            OptimistAtomicQueue2, 4,i:  33,338,466 msg/sec
            OptimistAtomicQueue2, 5,s:  37,095,969 msg/sec
            OptimistAtomicQueue2, 5,i:  42,062,956 msg/sec
            OptimistAtomicQueue2, 6,s:  40,364,900 msg/sec
            OptimistAtomicQueue2, 6,i:  49,417,843 msg/sec
            OptimistAtomicQueue2, 7,s:  43,118,030 msg/sec
            OptimistAtomicQueue2, 7,i:  51,359,006 msg/sec
            OptimistAtomicQueue2, 8,s:  44,085,694 msg/sec
            OptimistAtomicQueue2, 8,i:  48,380,759 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,544,576 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,871,067 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,895,876 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,688,091 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,664,781 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,555,765 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,481,182 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,110,282 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,541,276 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,168,124 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,562,242 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,178,680 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,293,493 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,161,925 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,613,387 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,091,694 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000135 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000143 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000234 sec/round-trip
                      std::mutex: 0.000000451 sec/round-trip
                 tbb::spin_mutex: 0.000000254 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000204 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000184 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[332] 43m:11s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,999,056 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,486,573 msg/sec
          boost::lockfree::queue, 1,s:   6,828,960 msg/sec
          boost::lockfree::queue, 1,i:   6,963,275 msg/sec
          boost::lockfree::queue, 2,s:   7,559,840 msg/sec
          boost::lockfree::queue, 2,i:   7,388,598 msg/sec
          boost::lockfree::queue, 3,s:   7,377,994 msg/sec
          boost::lockfree::queue, 3,i:   7,545,263 msg/sec
          boost::lockfree::queue, 4,s:   6,420,318 msg/sec
          boost::lockfree::queue, 4,i:   6,774,142 msg/sec
          boost::lockfree::queue, 5,s:   6,471,813 msg/sec
          boost::lockfree::queue, 5,i:   6,528,733 msg/sec
          boost::lockfree::queue, 6,s:   6,026,817 msg/sec
          boost::lockfree::queue, 6,i:   6,152,294 msg/sec
          boost::lockfree::queue, 7,s:   5,919,444 msg/sec
          boost::lockfree::queue, 7,i:   5,924,562 msg/sec
          boost::lockfree::queue, 8,s:   5,458,824 msg/sec
          boost::lockfree::queue, 8,i:   5,674,557 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 203,582,875 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 112,175,985 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,899,948 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,829,243 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,215,858 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,124,478 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,190,905 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,398,474 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,091,500 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,457,517 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,216,824 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,064,711 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,637,809 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,956,475 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,987,213 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,744,960 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,056,137 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,605,874 msg/sec
                pthread_spinlock, 1,s:  29,090,809 msg/sec
                pthread_spinlock, 1,i:  25,333,006 msg/sec
                pthread_spinlock, 2,s:  16,012,474 msg/sec
                pthread_spinlock, 2,i:  17,008,051 msg/sec
                pthread_spinlock, 3,s:   8,272,705 msg/sec
                pthread_spinlock, 3,i:  11,968,627 msg/sec
                pthread_spinlock, 4,s:   6,520,301 msg/sec
                pthread_spinlock, 4,i:   9,006,881 msg/sec
                pthread_spinlock, 5,s:   8,717,331 msg/sec
                pthread_spinlock, 5,i:   8,896,364 msg/sec
                pthread_spinlock, 6,s:   8,606,581 msg/sec
                pthread_spinlock, 6,i:   8,567,266 msg/sec
                pthread_spinlock, 7,s:   7,564,233 msg/sec
                pthread_spinlock, 7,i:   7,634,370 msg/sec
                pthread_spinlock, 8,s:   6,871,541 msg/sec
                pthread_spinlock, 8,i:   7,505,819 msg/sec
                      std::mutex, 1,s:   6,160,875 msg/sec
                      std::mutex, 1,i:   7,348,566 msg/sec
                      std::mutex, 2,s:   5,996,269 msg/sec
                      std::mutex, 2,i:   5,986,160 msg/sec
                      std::mutex, 3,s:   5,986,084 msg/sec
                      std::mutex, 3,i:   6,057,466 msg/sec
                      std::mutex, 4,s:   6,183,065 msg/sec
                      std::mutex, 4,i:   6,301,767 msg/sec
                      std::mutex, 5,s:   6,019,024 msg/sec
                      std::mutex, 5,i:   6,029,153 msg/sec
                      std::mutex, 6,s:   5,972,268 msg/sec
                      std::mutex, 6,i:   5,913,951 msg/sec
                      std::mutex, 7,s:   5,843,432 msg/sec
                      std::mutex, 7,i:   5,805,503 msg/sec
                      std::mutex, 8,s:   5,758,817 msg/sec
                      std::mutex, 8,i:   5,699,304 msg/sec
                 tbb::spin_mutex, 1,s:  37,951,649 msg/sec
                 tbb::spin_mutex, 1,i:  37,890,316 msg/sec
                 tbb::spin_mutex, 2,s:  21,118,169 msg/sec
                 tbb::spin_mutex, 2,i:  21,004,068 msg/sec
                 tbb::spin_mutex, 3,s:   8,658,821 msg/sec
                 tbb::spin_mutex, 3,i:  10,373,997 msg/sec
                 tbb::spin_mutex, 4,s:   3,208,057 msg/sec
                 tbb::spin_mutex, 4,i:   6,363,092 msg/sec
                 tbb::spin_mutex, 5,s:   5,532,299 msg/sec
                 tbb::spin_mutex, 5,i:   5,737,155 msg/sec
                 tbb::spin_mutex, 6,s:   5,336,435 msg/sec
                 tbb::spin_mutex, 6,i:   4,363,276 msg/sec
                 tbb::spin_mutex, 7,s:   4,856,154 msg/sec
                 tbb::spin_mutex, 7,i:   4,332,217 msg/sec
                 tbb::spin_mutex, 8,s:   4,233,679 msg/sec
                 tbb::spin_mutex, 8,i:   4,088,025 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,553,380 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,412,436 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,731,176 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,787,141 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,522,872 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,828,835 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,110,550 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,373,612 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,712,379 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,711,829 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,839,505 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,875,225 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,814,885 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,151,429 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,624,116 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,292,294 msg/sec
     xenium::michael_scott_queue, 1,s:  10,148,303 msg/sec
     xenium::michael_scott_queue, 1,i:   9,996,913 msg/sec
     xenium::michael_scott_queue, 2,s:   8,484,141 msg/sec
     xenium::michael_scott_queue, 2,i:   8,536,173 msg/sec
     xenium::michael_scott_queue, 3,s:   7,351,824 msg/sec
     xenium::michael_scott_queue, 3,i:   7,558,888 msg/sec
     xenium::michael_scott_queue, 4,s:   6,309,949 msg/sec
     xenium::michael_scott_queue, 4,i:   6,380,994 msg/sec
     xenium::michael_scott_queue, 5,s:   6,308,514 msg/sec
     xenium::michael_scott_queue, 5,i:   6,706,504 msg/sec
     xenium::michael_scott_queue, 6,s:   6,566,005 msg/sec
     xenium::michael_scott_queue, 6,i:   7,064,635 msg/sec
     xenium::michael_scott_queue, 7,s:   6,327,891 msg/sec
     xenium::michael_scott_queue, 7,i:   6,557,458 msg/sec
     xenium::michael_scott_queue, 8,s:   6,017,785 msg/sec
     xenium::michael_scott_queue, 8,i:   6,094,139 msg/sec
         xenium::ramalhete_queue, 1,s:  29,316,204 msg/sec
         xenium::ramalhete_queue, 1,i:  30,593,670 msg/sec
         xenium::ramalhete_queue, 2,s:  23,550,098 msg/sec
         xenium::ramalhete_queue, 2,i:  23,346,488 msg/sec
         xenium::ramalhete_queue, 3,s:  29,260,099 msg/sec
         xenium::ramalhete_queue, 3,i:  28,498,765 msg/sec
         xenium::ramalhete_queue, 4,s:  33,404,650 msg/sec
         xenium::ramalhete_queue, 4,i:  33,457,133 msg/sec
         xenium::ramalhete_queue, 5,s:  31,949,744 msg/sec
         xenium::ramalhete_queue, 5,i:  36,268,736 msg/sec
         xenium::ramalhete_queue, 6,s:  34,000,215 msg/sec
         xenium::ramalhete_queue, 6,i:  38,945,097 msg/sec
         xenium::ramalhete_queue, 7,s:  35,171,596 msg/sec
         xenium::ramalhete_queue, 7,i:  41,050,380 msg/sec
         xenium::ramalhete_queue, 8,s:  35,484,603 msg/sec
         xenium::ramalhete_queue, 8,i:  43,605,151 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,662,953 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,804,696 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,405,844 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,272,315 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,739,302 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,716,211 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,405,445 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,053,920 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,825,539 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,426,916 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,987,586 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,422,368 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,219,754 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,873,955 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,390,859 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,352,215 msg/sec
                     AtomicQueue, 1,s:  69,703,256 msg/sec
                     AtomicQueue, 1,i:  58,517,746 msg/sec
                     AtomicQueue, 2,s:  12,255,464 msg/sec
                     AtomicQueue, 2,i:  11,753,448 msg/sec
                     AtomicQueue, 3,s:  10,814,659 msg/sec
                     AtomicQueue, 3,i:   9,944,062 msg/sec
                     AtomicQueue, 4,s:   8,163,827 msg/sec
                     AtomicQueue, 4,i:   8,184,785 msg/sec
                     AtomicQueue, 5,s:   7,968,501 msg/sec
                     AtomicQueue, 5,i:   8,066,142 msg/sec
                     AtomicQueue, 6,s:   7,770,405 msg/sec
                     AtomicQueue, 6,i:   7,628,056 msg/sec
                     AtomicQueue, 7,s:   7,116,268 msg/sec
                     AtomicQueue, 7,i:   8,006,792 msg/sec
                     AtomicQueue, 8,s:   6,325,369 msg/sec
                     AtomicQueue, 8,i:   7,451,121 msg/sec
                    AtomicQueueB, 1,s:  70,612,230 msg/sec
                    AtomicQueueB, 1,i:  43,027,491 msg/sec
                    AtomicQueueB, 2,s:  11,758,201 msg/sec
                    AtomicQueueB, 2,i:  11,476,394 msg/sec
                    AtomicQueueB, 3,s:  11,049,288 msg/sec
                    AtomicQueueB, 3,i:  10,082,027 msg/sec
                    AtomicQueueB, 4,s:   8,044,577 msg/sec
                    AtomicQueueB, 4,i:   8,035,673 msg/sec
                    AtomicQueueB, 5,s:   7,547,023 msg/sec
                    AtomicQueueB, 5,i:   7,828,653 msg/sec
                    AtomicQueueB, 6,s:   7,376,257 msg/sec
                    AtomicQueueB, 6,i:   7,514,229 msg/sec
                    AtomicQueueB, 7,s:   6,927,680 msg/sec
                    AtomicQueueB, 7,i:   7,769,567 msg/sec
                    AtomicQueueB, 8,s:   6,269,578 msg/sec
                    AtomicQueueB, 8,i:   7,155,915 msg/sec
             OptimistAtomicQueue, 1,s: 687,656,108 msg/sec
             OptimistAtomicQueue, 1,i: 513,206,075 msg/sec
             OptimistAtomicQueue, 2,s:  32,109,749 msg/sec
             OptimistAtomicQueue, 2,i:  32,179,007 msg/sec
             OptimistAtomicQueue, 3,s:  36,630,947 msg/sec
             OptimistAtomicQueue, 3,i:  37,311,074 msg/sec
             OptimistAtomicQueue, 4,s:  39,275,075 msg/sec
             OptimistAtomicQueue, 4,i:  39,354,203 msg/sec
             OptimistAtomicQueue, 5,s:  41,763,852 msg/sec
             OptimistAtomicQueue, 5,i:  46,296,320 msg/sec
             OptimistAtomicQueue, 6,s:  42,461,015 msg/sec
             OptimistAtomicQueue, 6,i:  49,832,218 msg/sec
             OptimistAtomicQueue, 7,s:  44,277,489 msg/sec
             OptimistAtomicQueue, 7,i:  49,418,990 msg/sec
             OptimistAtomicQueue, 8,s:  46,265,799 msg/sec
             OptimistAtomicQueue, 8,i:  49,524,309 msg/sec
            OptimistAtomicQueueB, 1,s: 230,671,807 msg/sec
            OptimistAtomicQueueB, 1,i:  76,475,768 msg/sec
            OptimistAtomicQueueB, 2,s:  32,188,891 msg/sec
            OptimistAtomicQueueB, 2,i:  32,173,668 msg/sec
            OptimistAtomicQueueB, 3,s:  36,047,593 msg/sec
            OptimistAtomicQueueB, 3,i:  36,791,268 msg/sec
            OptimistAtomicQueueB, 4,s:  38,723,201 msg/sec
            OptimistAtomicQueueB, 4,i:  38,618,644 msg/sec
            OptimistAtomicQueueB, 5,s:  40,996,707 msg/sec
            OptimistAtomicQueueB, 5,i:  46,165,916 msg/sec
            OptimistAtomicQueueB, 6,s:  41,116,107 msg/sec
            OptimistAtomicQueueB, 6,i:  49,221,218 msg/sec
            OptimistAtomicQueueB, 7,s:  42,457,948 msg/sec
            OptimistAtomicQueueB, 7,i:  47,999,891 msg/sec
            OptimistAtomicQueueB, 8,s:  44,477,863 msg/sec
            OptimistAtomicQueueB, 8,i:  48,180,409 msg/sec
                    AtomicQueue2, 1,s:  22,925,641 msg/sec
                    AtomicQueue2, 1,i:  22,876,384 msg/sec
                    AtomicQueue2, 2,s:  11,893,706 msg/sec
                    AtomicQueue2, 2,i:  11,409,314 msg/sec
                    AtomicQueue2, 3,s:   9,536,973 msg/sec
                    AtomicQueue2, 3,i:   9,544,155 msg/sec
                    AtomicQueue2, 4,s:   8,115,367 msg/sec
                    AtomicQueue2, 4,i:   8,052,311 msg/sec
                    AtomicQueue2, 5,s:   7,923,088 msg/sec
                    AtomicQueue2, 5,i:   8,024,184 msg/sec
                    AtomicQueue2, 6,s:   7,837,651 msg/sec
                    AtomicQueue2, 6,i:   7,515,216 msg/sec
                    AtomicQueue2, 7,s:   7,107,683 msg/sec
                    AtomicQueue2, 7,i:   7,896,744 msg/sec
                    AtomicQueue2, 8,s:   6,374,804 msg/sec
                    AtomicQueue2, 8,i:   7,260,240 msg/sec
                   AtomicQueueB2, 1,s:  36,296,516 msg/sec
                   AtomicQueueB2, 1,i:  32,639,101 msg/sec
                   AtomicQueueB2, 2,s:  11,435,428 msg/sec
                   AtomicQueueB2, 2,i:  11,097,539 msg/sec
                   AtomicQueueB2, 3,s:   9,595,522 msg/sec
                   AtomicQueueB2, 3,i:   9,505,086 msg/sec
                   AtomicQueueB2, 4,s:   8,002,950 msg/sec
                   AtomicQueueB2, 4,i:   7,830,662 msg/sec
                   AtomicQueueB2, 5,s:   7,465,883 msg/sec
                   AtomicQueueB2, 5,i:   7,693,346 msg/sec
                   AtomicQueueB2, 6,s:   7,183,469 msg/sec
                   AtomicQueueB2, 6,i:   7,418,341 msg/sec
                   AtomicQueueB2, 7,s:   6,898,715 msg/sec
                   AtomicQueueB2, 7,i:   7,699,478 msg/sec
                   AtomicQueueB2, 8,s:   6,292,127 msg/sec
                   AtomicQueueB2, 8,i:   6,962,718 msg/sec
            OptimistAtomicQueue2, 1,s: 520,276,745 msg/sec
            OptimistAtomicQueue2, 1,i:  30,028,791 msg/sec
            OptimistAtomicQueue2, 2,s:  26,535,570 msg/sec
            OptimistAtomicQueue2, 2,i:  23,586,169 msg/sec
            OptimistAtomicQueue2, 3,s:  30,479,217 msg/sec
            OptimistAtomicQueue2, 3,i:  29,982,733 msg/sec
            OptimistAtomicQueue2, 4,s:  33,204,241 msg/sec
            OptimistAtomicQueue2, 4,i:  33,178,417 msg/sec
            OptimistAtomicQueue2, 5,s:  37,062,791 msg/sec
            OptimistAtomicQueue2, 5,i:  40,308,708 msg/sec
            OptimistAtomicQueue2, 6,s:  40,323,103 msg/sec
            OptimistAtomicQueue2, 6,i:  49,133,395 msg/sec
            OptimistAtomicQueue2, 7,s:  42,850,973 msg/sec
            OptimistAtomicQueue2, 7,i:  51,364,493 msg/sec
            OptimistAtomicQueue2, 8,s:  43,856,828 msg/sec
            OptimistAtomicQueue2, 8,i:  48,605,070 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,570,917 msg/sec
           OptimistAtomicQueueB2, 1,i:  32,746,847 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,470,902 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,167,937 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,721,857 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,061,385 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,206,911 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,984,023 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,476,996 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,067,861 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,405,754 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,340,401 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,833,101 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,097,471 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,822,064 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,088,516 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000125 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000290 sec/round-trip
                      std::mutex: 0.000000458 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000377 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000206 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[333] 41m:52s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,419,744 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,079,406 msg/sec
          boost::lockfree::queue, 1,s:   7,945,200 msg/sec
          boost::lockfree::queue, 1,i:   7,938,848 msg/sec
          boost::lockfree::queue, 2,s:   7,449,656 msg/sec
          boost::lockfree::queue, 2,i:   7,569,481 msg/sec
          boost::lockfree::queue, 3,s:   7,403,890 msg/sec
          boost::lockfree::queue, 3,i:   7,589,051 msg/sec
          boost::lockfree::queue, 4,s:   6,421,476 msg/sec
          boost::lockfree::queue, 4,i:   6,765,380 msg/sec
          boost::lockfree::queue, 5,s:   6,375,334 msg/sec
          boost::lockfree::queue, 5,i:   6,469,100 msg/sec
          boost::lockfree::queue, 6,s:   5,947,840 msg/sec
          boost::lockfree::queue, 6,i:   6,185,949 msg/sec
          boost::lockfree::queue, 7,s:   5,823,193 msg/sec
          boost::lockfree::queue, 7,i:   6,103,055 msg/sec
          boost::lockfree::queue, 8,s:   5,462,000 msg/sec
          boost::lockfree::queue, 8,i:   5,588,969 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 476,980,674 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 489,120,971 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,013,301 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,199,136 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,003,297 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,896,381 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,420,157 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,686,555 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,505,602 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,319,215 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,286,164 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,772,559 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,437,180 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  31,304,703 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,098,937 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,004,385 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,170,836 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,472,208 msg/sec
                pthread_spinlock, 1,s:  28,724,256 msg/sec
                pthread_spinlock, 1,i:  25,413,958 msg/sec
                pthread_spinlock, 2,s:  15,244,365 msg/sec
                pthread_spinlock, 2,i:  16,802,996 msg/sec
                pthread_spinlock, 3,s:   8,357,146 msg/sec
                pthread_spinlock, 3,i:  12,027,023 msg/sec
                pthread_spinlock, 4,s:   6,469,968 msg/sec
                pthread_spinlock, 4,i:   8,961,002 msg/sec
                pthread_spinlock, 5,s:   8,522,953 msg/sec
                pthread_spinlock, 5,i:   9,321,386 msg/sec
                pthread_spinlock, 6,s:   8,519,724 msg/sec
                pthread_spinlock, 6,i:   8,568,797 msg/sec
                pthread_spinlock, 7,s:   7,565,602 msg/sec
                pthread_spinlock, 7,i:   7,619,730 msg/sec
                pthread_spinlock, 8,s:   6,938,261 msg/sec
                pthread_spinlock, 8,i:   7,198,881 msg/sec
                      std::mutex, 1,s:   7,399,259 msg/sec
                      std::mutex, 1,i:   7,065,825 msg/sec
                      std::mutex, 2,s:   5,958,618 msg/sec
                      std::mutex, 2,i:   6,107,835 msg/sec
                      std::mutex, 3,s:   5,995,989 msg/sec
                      std::mutex, 3,i:   6,022,664 msg/sec
                      std::mutex, 4,s:   6,337,681 msg/sec
                      std::mutex, 4,i:   6,173,447 msg/sec
                      std::mutex, 5,s:   6,105,778 msg/sec
                      std::mutex, 5,i:   5,963,204 msg/sec
                      std::mutex, 6,s:   5,958,022 msg/sec
                      std::mutex, 6,i:   5,958,629 msg/sec
                      std::mutex, 7,s:   5,832,936 msg/sec
                      std::mutex, 7,i:   5,828,480 msg/sec
                      std::mutex, 8,s:   5,708,788 msg/sec
                      std::mutex, 8,i:   5,652,883 msg/sec
                 tbb::spin_mutex, 1,s:  37,561,664 msg/sec
                 tbb::spin_mutex, 1,i:  37,565,575 msg/sec
                 tbb::spin_mutex, 2,s:  21,142,895 msg/sec
                 tbb::spin_mutex, 2,i:  18,413,567 msg/sec
                 tbb::spin_mutex, 3,s:   7,792,141 msg/sec
                 tbb::spin_mutex, 3,i:  11,339,222 msg/sec
                 tbb::spin_mutex, 4,s:   3,179,039 msg/sec
                 tbb::spin_mutex, 4,i:   6,310,277 msg/sec
                 tbb::spin_mutex, 5,s:   5,217,602 msg/sec
                 tbb::spin_mutex, 5,i:   5,739,111 msg/sec
                 tbb::spin_mutex, 6,s:   5,298,702 msg/sec
                 tbb::spin_mutex, 6,i:   4,363,675 msg/sec
                 tbb::spin_mutex, 7,s:   4,822,294 msg/sec
                 tbb::spin_mutex, 7,i:   4,351,947 msg/sec
                 tbb::spin_mutex, 8,s:   4,257,123 msg/sec
                 tbb::spin_mutex, 8,i:   4,164,441 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,178,359 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,777,369 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,681,758 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,948,931 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,171,493 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,549,586 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,305,130 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,217,034 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,573,902 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,187,435 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,947,655 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,412,998 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,998,015 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,693,321 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,057,533 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,768,020 msg/sec
     xenium::michael_scott_queue, 1,s:  10,099,276 msg/sec
     xenium::michael_scott_queue, 1,i:   9,764,905 msg/sec
     xenium::michael_scott_queue, 2,s:   8,468,736 msg/sec
     xenium::michael_scott_queue, 2,i:   8,534,149 msg/sec
     xenium::michael_scott_queue, 3,s:   7,341,323 msg/sec
     xenium::michael_scott_queue, 3,i:   7,570,358 msg/sec
     xenium::michael_scott_queue, 4,s:   6,237,492 msg/sec
     xenium::michael_scott_queue, 4,i:   6,347,302 msg/sec
     xenium::michael_scott_queue, 5,s:   6,279,834 msg/sec
     xenium::michael_scott_queue, 5,i:   6,599,955 msg/sec
     xenium::michael_scott_queue, 6,s:   6,478,434 msg/sec
     xenium::michael_scott_queue, 6,i:   6,768,809 msg/sec
     xenium::michael_scott_queue, 7,s:   6,273,818 msg/sec
     xenium::michael_scott_queue, 7,i:   6,498,764 msg/sec
     xenium::michael_scott_queue, 8,s:   6,010,400 msg/sec
     xenium::michael_scott_queue, 8,i:   6,149,467 msg/sec
         xenium::ramalhete_queue, 1,s:  32,132,383 msg/sec
         xenium::ramalhete_queue, 1,i:  32,153,042 msg/sec
         xenium::ramalhete_queue, 2,s:  23,535,996 msg/sec
         xenium::ramalhete_queue, 2,i:  23,281,497 msg/sec
         xenium::ramalhete_queue, 3,s:  29,255,361 msg/sec
         xenium::ramalhete_queue, 3,i:  28,517,630 msg/sec
         xenium::ramalhete_queue, 4,s:  33,882,710 msg/sec
         xenium::ramalhete_queue, 4,i:  33,502,075 msg/sec
         xenium::ramalhete_queue, 5,s:  32,091,632 msg/sec
         xenium::ramalhete_queue, 5,i:  36,734,232 msg/sec
         xenium::ramalhete_queue, 6,s:  34,142,637 msg/sec
         xenium::ramalhete_queue, 6,i:  38,942,296 msg/sec
         xenium::ramalhete_queue, 7,s:  35,082,521 msg/sec
         xenium::ramalhete_queue, 7,i:  42,278,950 msg/sec
         xenium::ramalhete_queue, 8,s:  35,556,568 msg/sec
         xenium::ramalhete_queue, 8,i:  44,588,832 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,418,609 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 119,869,222 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,679,077 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,892,283 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,636,755 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,722,226 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,534,317 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,311,407 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,691,027 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,291,682 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,873,351 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,279,054 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,142,948 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,885,436 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,437 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,223,546 msg/sec
                     AtomicQueue, 1,s:  62,232,514 msg/sec
                     AtomicQueue, 1,i:  56,637,613 msg/sec
                     AtomicQueue, 2,s:  12,276,825 msg/sec
                     AtomicQueue, 2,i:  11,732,741 msg/sec
                     AtomicQueue, 3,s:  10,779,269 msg/sec
                     AtomicQueue, 3,i:   9,949,916 msg/sec
                     AtomicQueue, 4,s:   8,197,898 msg/sec
                     AtomicQueue, 4,i:   8,199,176 msg/sec
                     AtomicQueue, 5,s:   8,026,535 msg/sec
                     AtomicQueue, 5,i:   8,116,092 msg/sec
                     AtomicQueue, 6,s:   7,680,399 msg/sec
                     AtomicQueue, 6,i:   7,603,098 msg/sec
                     AtomicQueue, 7,s:   7,162,622 msg/sec
                     AtomicQueue, 7,i:   7,977,102 msg/sec
                     AtomicQueue, 8,s:   6,345,275 msg/sec
                     AtomicQueue, 8,i:   7,458,748 msg/sec
                    AtomicQueueB, 1,s:  44,167,782 msg/sec
                    AtomicQueueB, 1,i:  43,014,892 msg/sec
                    AtomicQueueB, 2,s:  12,044,246 msg/sec
                    AtomicQueueB, 2,i:  11,501,743 msg/sec
                    AtomicQueueB, 3,s:  10,979,998 msg/sec
                    AtomicQueueB, 3,i:  10,062,671 msg/sec
                    AtomicQueueB, 4,s:   8,051,655 msg/sec
                    AtomicQueueB, 4,i:   7,970,451 msg/sec
                    AtomicQueueB, 5,s:   7,569,775 msg/sec
                    AtomicQueueB, 5,i:   7,859,244 msg/sec
                    AtomicQueueB, 6,s:   7,381,295 msg/sec
                    AtomicQueueB, 6,i:   7,526,687 msg/sec
                    AtomicQueueB, 7,s:   6,884,134 msg/sec
                    AtomicQueueB, 7,i:   7,719,461 msg/sec
                    AtomicQueueB, 8,s:   6,201,858 msg/sec
                    AtomicQueueB, 8,i:   7,181,176 msg/sec
             OptimistAtomicQueue, 1,s: 777,656,074 msg/sec
             OptimistAtomicQueue, 1,i: 570,286,857 msg/sec
             OptimistAtomicQueue, 2,s:  32,637,706 msg/sec
             OptimistAtomicQueue, 2,i:  32,716,030 msg/sec
             OptimistAtomicQueue, 3,s:  36,603,979 msg/sec
             OptimistAtomicQueue, 3,i:  37,402,189 msg/sec
             OptimistAtomicQueue, 4,s:  39,294,919 msg/sec
             OptimistAtomicQueue, 4,i:  39,373,692 msg/sec
             OptimistAtomicQueue, 5,s:  42,388,000 msg/sec
             OptimistAtomicQueue, 5,i:  47,289,576 msg/sec
             OptimistAtomicQueue, 6,s:  42,632,779 msg/sec
             OptimistAtomicQueue, 6,i:  50,396,156 msg/sec
             OptimistAtomicQueue, 7,s:  45,110,693 msg/sec
             OptimistAtomicQueue, 7,i:  53,008,307 msg/sec
             OptimistAtomicQueue, 8,s:  46,317,604 msg/sec
             OptimistAtomicQueue, 8,i:  49,432,228 msg/sec
            OptimistAtomicQueueB, 1,s: 196,846,848 msg/sec
            OptimistAtomicQueueB, 1,i:  91,780,475 msg/sec
            OptimistAtomicQueueB, 2,s:  32,211,067 msg/sec
            OptimistAtomicQueueB, 2,i:  31,857,954 msg/sec
            OptimistAtomicQueueB, 3,s:  36,214,868 msg/sec
            OptimistAtomicQueueB, 3,i:  36,811,603 msg/sec
            OptimistAtomicQueueB, 4,s:  38,553,950 msg/sec
            OptimistAtomicQueueB, 4,i:  38,569,661 msg/sec
            OptimistAtomicQueueB, 5,s:  41,000,173 msg/sec
            OptimistAtomicQueueB, 5,i:  45,346,077 msg/sec
            OptimistAtomicQueueB, 6,s:  41,033,554 msg/sec
            OptimistAtomicQueueB, 6,i:  48,594,024 msg/sec
            OptimistAtomicQueueB, 7,s:  41,736,818 msg/sec
            OptimistAtomicQueueB, 7,i:  47,533,394 msg/sec
            OptimistAtomicQueueB, 8,s:  44,162,916 msg/sec
            OptimistAtomicQueueB, 8,i:  47,537,162 msg/sec
                    AtomicQueue2, 1,s:  23,557,200 msg/sec
                    AtomicQueue2, 1,i:  23,105,220 msg/sec
                    AtomicQueue2, 2,s:  11,776,541 msg/sec
                    AtomicQueue2, 2,i:  11,406,270 msg/sec
                    AtomicQueue2, 3,s:   9,666,255 msg/sec
                    AtomicQueue2, 3,i:   9,440,431 msg/sec
                    AtomicQueue2, 4,s:   8,010,542 msg/sec
                    AtomicQueue2, 4,i:   8,106,862 msg/sec
                    AtomicQueue2, 5,s:   7,854,426 msg/sec
                    AtomicQueue2, 5,i:   7,998,728 msg/sec
                    AtomicQueue2, 6,s:   7,834,277 msg/sec
                    AtomicQueue2, 6,i:   7,525,145 msg/sec
                    AtomicQueue2, 7,s:   7,204,589 msg/sec
                    AtomicQueue2, 7,i:   7,880,376 msg/sec
                    AtomicQueue2, 8,s:   6,397,909 msg/sec
                    AtomicQueue2, 8,i:   7,247,754 msg/sec
                   AtomicQueueB2, 1,s:  32,749,672 msg/sec
                   AtomicQueueB2, 1,i:  32,655,696 msg/sec
                   AtomicQueueB2, 2,s:  11,523,142 msg/sec
                   AtomicQueueB2, 2,i:  11,130,467 msg/sec
                   AtomicQueueB2, 3,s:   9,553,109 msg/sec
                   AtomicQueueB2, 3,i:   9,554,659 msg/sec
                   AtomicQueueB2, 4,s:   7,918,850 msg/sec
                   AtomicQueueB2, 4,i:   7,895,279 msg/sec
                   AtomicQueueB2, 5,s:   7,530,230 msg/sec
                   AtomicQueueB2, 5,i:   7,713,420 msg/sec
                   AtomicQueueB2, 6,s:   7,284,298 msg/sec
                   AtomicQueueB2, 6,i:   7,420,860 msg/sec
                   AtomicQueueB2, 7,s:   6,929,569 msg/sec
                   AtomicQueueB2, 7,i:   7,723,956 msg/sec
                   AtomicQueueB2, 8,s:   6,266,926 msg/sec
                   AtomicQueueB2, 8,i:   7,086,130 msg/sec
            OptimistAtomicQueue2, 1,s: 538,836,796 msg/sec
            OptimistAtomicQueue2, 1,i:  29,505,824 msg/sec
            OptimistAtomicQueue2, 2,s:  24,255,648 msg/sec
            OptimistAtomicQueue2, 2,i:  24,007,090 msg/sec
            OptimistAtomicQueue2, 3,s:  30,454,305 msg/sec
            OptimistAtomicQueue2, 3,i:  29,960,385 msg/sec
            OptimistAtomicQueue2, 4,s:  33,203,303 msg/sec
            OptimistAtomicQueue2, 4,i:  33,414,978 msg/sec
            OptimistAtomicQueue2, 5,s:  37,190,027 msg/sec
            OptimistAtomicQueue2, 5,i:  40,627,803 msg/sec
            OptimistAtomicQueue2, 6,s:  40,099,688 msg/sec
            OptimistAtomicQueue2, 6,i:  49,100,211 msg/sec
            OptimistAtomicQueue2, 7,s:  43,394,722 msg/sec
            OptimistAtomicQueue2, 7,i:  48,166,109 msg/sec
            OptimistAtomicQueue2, 8,s:  44,050,886 msg/sec
            OptimistAtomicQueue2, 8,i:  48,236,529 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,419,100 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,875,047 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,601,766 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,325,715 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,644,933 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,044,564 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,435,927 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,106,697 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,742,276 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,478,876 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,327,728 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,722,036 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,164,343 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,619,455 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,414,078 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,196,904 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000229 sec/round-trip
                pthread_spinlock: 0.000000251 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000251 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000200 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000189 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[334] 40m:34s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  69,323,662 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,590,092 msg/sec
          boost::lockfree::queue, 1,s:   7,011,102 msg/sec
          boost::lockfree::queue, 1,i:   6,881,678 msg/sec
          boost::lockfree::queue, 2,s:   7,498,990 msg/sec
          boost::lockfree::queue, 2,i:   7,363,739 msg/sec
          boost::lockfree::queue, 3,s:   7,441,144 msg/sec
          boost::lockfree::queue, 3,i:   7,535,584 msg/sec
          boost::lockfree::queue, 4,s:   6,406,438 msg/sec
          boost::lockfree::queue, 4,i:   6,777,436 msg/sec
          boost::lockfree::queue, 5,s:   6,441,951 msg/sec
          boost::lockfree::queue, 5,i:   6,473,615 msg/sec
          boost::lockfree::queue, 6,s:   5,982,134 msg/sec
          boost::lockfree::queue, 6,i:   6,093,745 msg/sec
          boost::lockfree::queue, 7,s:   5,816,506 msg/sec
          boost::lockfree::queue, 7,i:   6,128,971 msg/sec
          boost::lockfree::queue, 8,s:   5,426,661 msg/sec
          boost::lockfree::queue, 8,i:   5,581,172 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 415,249,713 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 446,974,468 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,973,040 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,151,173 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,924,379 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,898,522 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,230,274 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,424,666 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,475,457 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,826,721 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,217,551 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,669,246 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,540,950 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,065,644 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,102,019 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,661,480 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,225,974 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,590,277 msg/sec
                pthread_spinlock, 1,s:  29,121,684 msg/sec
                pthread_spinlock, 1,i:  29,318,733 msg/sec
                pthread_spinlock, 2,s:  15,394,407 msg/sec
                pthread_spinlock, 2,i:  16,811,139 msg/sec
                pthread_spinlock, 3,s:   8,261,725 msg/sec
                pthread_spinlock, 3,i:  12,044,694 msg/sec
                pthread_spinlock, 4,s:   6,548,677 msg/sec
                pthread_spinlock, 4,i:   8,734,382 msg/sec
                pthread_spinlock, 5,s:   8,705,226 msg/sec
                pthread_spinlock, 5,i:   9,504,834 msg/sec
                pthread_spinlock, 6,s:   8,491,093 msg/sec
                pthread_spinlock, 6,i:   8,618,633 msg/sec
                pthread_spinlock, 7,s:   7,835,482 msg/sec
                pthread_spinlock, 7,i:   7,650,109 msg/sec
                pthread_spinlock, 8,s:   6,880,502 msg/sec
                pthread_spinlock, 8,i:   7,241,059 msg/sec
                      std::mutex, 1,s:   6,631,763 msg/sec
                      std::mutex, 1,i:   6,894,525 msg/sec
                      std::mutex, 2,s:   5,938,041 msg/sec
                      std::mutex, 2,i:   5,911,423 msg/sec
                      std::mutex, 3,s:   6,107,190 msg/sec
                      std::mutex, 3,i:   5,825,116 msg/sec
                      std::mutex, 4,s:   6,361,577 msg/sec
                      std::mutex, 4,i:   6,211,625 msg/sec
                      std::mutex, 5,s:   6,088,448 msg/sec
                      std::mutex, 5,i:   6,044,051 msg/sec
                      std::mutex, 6,s:   6,001,006 msg/sec
                      std::mutex, 6,i:   5,944,836 msg/sec
                      std::mutex, 7,s:   5,809,458 msg/sec
                      std::mutex, 7,i:   5,795,139 msg/sec
                      std::mutex, 8,s:   5,682,034 msg/sec
                      std::mutex, 8,i:   5,666,215 msg/sec
                 tbb::spin_mutex, 1,s:  37,921,362 msg/sec
                 tbb::spin_mutex, 1,i:  37,682,232 msg/sec
                 tbb::spin_mutex, 2,s:  21,083,623 msg/sec
                 tbb::spin_mutex, 2,i:  18,447,334 msg/sec
                 tbb::spin_mutex, 3,s:   7,302,383 msg/sec
                 tbb::spin_mutex, 3,i:  11,056,227 msg/sec
                 tbb::spin_mutex, 4,s:   3,091,607 msg/sec
                 tbb::spin_mutex, 4,i:   6,273,124 msg/sec
                 tbb::spin_mutex, 5,s:   5,528,491 msg/sec
                 tbb::spin_mutex, 5,i:   5,771,707 msg/sec
                 tbb::spin_mutex, 6,s:   5,346,525 msg/sec
                 tbb::spin_mutex, 6,i:   4,399,963 msg/sec
                 tbb::spin_mutex, 7,s:   4,503,038 msg/sec
                 tbb::spin_mutex, 7,i:   4,224,171 msg/sec
                 tbb::spin_mutex, 8,s:   4,244,150 msg/sec
                 tbb::spin_mutex, 8,i:   4,090,512 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,287,064 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,237,393 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,098,452 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,853,460 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,328,716 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,769,583 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,153,337 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,512,342 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,617,521 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,598,967 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,741,584 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,661,578 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,803,067 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,725,706 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,119,904 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,083,284 msg/sec
     xenium::michael_scott_queue, 1,s:  10,112,300 msg/sec
     xenium::michael_scott_queue, 1,i:  10,051,102 msg/sec
     xenium::michael_scott_queue, 2,s:   8,512,782 msg/sec
     xenium::michael_scott_queue, 2,i:   8,458,001 msg/sec
     xenium::michael_scott_queue, 3,s:   7,283,772 msg/sec
     xenium::michael_scott_queue, 3,i:   7,556,370 msg/sec
     xenium::michael_scott_queue, 4,s:   6,264,808 msg/sec
     xenium::michael_scott_queue, 4,i:   6,317,765 msg/sec
     xenium::michael_scott_queue, 5,s:   6,261,386 msg/sec
     xenium::michael_scott_queue, 5,i:   6,739,824 msg/sec
     xenium::michael_scott_queue, 6,s:   6,547,569 msg/sec
     xenium::michael_scott_queue, 6,i:   6,751,711 msg/sec
     xenium::michael_scott_queue, 7,s:   6,234,662 msg/sec
     xenium::michael_scott_queue, 7,i:   6,526,937 msg/sec
     xenium::michael_scott_queue, 8,s:   6,005,533 msg/sec
     xenium::michael_scott_queue, 8,i:   6,079,145 msg/sec
         xenium::ramalhete_queue, 1,s:  31,544,409 msg/sec
         xenium::ramalhete_queue, 1,i:  31,521,529 msg/sec
         xenium::ramalhete_queue, 2,s:  24,508,780 msg/sec
         xenium::ramalhete_queue, 2,i:  23,261,133 msg/sec
         xenium::ramalhete_queue, 3,s:  29,305,526 msg/sec
         xenium::ramalhete_queue, 3,i:  28,567,317 msg/sec
         xenium::ramalhete_queue, 4,s:  33,908,074 msg/sec
         xenium::ramalhete_queue, 4,i:  33,532,059 msg/sec
         xenium::ramalhete_queue, 5,s:  32,009,801 msg/sec
         xenium::ramalhete_queue, 5,i:  38,304,232 msg/sec
         xenium::ramalhete_queue, 6,s:  33,979,812 msg/sec
         xenium::ramalhete_queue, 6,i:  39,430,499 msg/sec
         xenium::ramalhete_queue, 7,s:  35,105,647 msg/sec
         xenium::ramalhete_queue, 7,i:  41,026,577 msg/sec
         xenium::ramalhete_queue, 8,s:  35,465,233 msg/sec
         xenium::ramalhete_queue, 8,i:  44,066,080 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,275,086 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,138,354 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,515,537 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,440,394 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,723,652 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,337,370 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,484,191 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,311,503 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,011,727 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,201,870 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,196,052 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,173,326 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,198,646 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,098,690 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,414,465 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,312,729 msg/sec
                     AtomicQueue, 1,s:  63,421,841 msg/sec
                     AtomicQueue, 1,i:  56,929,051 msg/sec
                     AtomicQueue, 2,s:  12,304,772 msg/sec
                     AtomicQueue, 2,i:  11,750,353 msg/sec
                     AtomicQueue, 3,s:  10,851,398 msg/sec
                     AtomicQueue, 3,i:  10,018,417 msg/sec
                     AtomicQueue, 4,s:   8,169,527 msg/sec
                     AtomicQueue, 4,i:   8,199,867 msg/sec
                     AtomicQueue, 5,s:   8,047,461 msg/sec
                     AtomicQueue, 5,i:   8,100,652 msg/sec
                     AtomicQueue, 6,s:   7,610,986 msg/sec
                     AtomicQueue, 6,i:   7,614,337 msg/sec
                     AtomicQueue, 7,s:   7,144,575 msg/sec
                     AtomicQueue, 7,i:   7,983,935 msg/sec
                     AtomicQueue, 8,s:   6,355,393 msg/sec
                     AtomicQueue, 8,i:   7,444,187 msg/sec
                    AtomicQueueB, 1,s:  43,891,969 msg/sec
                    AtomicQueueB, 1,i:  43,031,573 msg/sec
                    AtomicQueueB, 2,s:  11,803,266 msg/sec
                    AtomicQueueB, 2,i:  11,487,003 msg/sec
                    AtomicQueueB, 3,s:  11,055,200 msg/sec
                    AtomicQueueB, 3,i:  10,142,546 msg/sec
                    AtomicQueueB, 4,s:   8,107,393 msg/sec
                    AtomicQueueB, 4,i:   7,958,213 msg/sec
                    AtomicQueueB, 5,s:   7,528,765 msg/sec
                    AtomicQueueB, 5,i:   7,855,294 msg/sec
                    AtomicQueueB, 6,s:   7,227,050 msg/sec
                    AtomicQueueB, 6,i:   7,572,431 msg/sec
                    AtomicQueueB, 7,s:   6,814,507 msg/sec
                    AtomicQueueB, 7,i:   7,736,571 msg/sec
                    AtomicQueueB, 8,s:   6,233,824 msg/sec
                    AtomicQueueB, 8,i:   7,000,159 msg/sec
             OptimistAtomicQueue, 1,s: 702,268,767 msg/sec
             OptimistAtomicQueue, 1,i: 531,569,726 msg/sec
             OptimistAtomicQueue, 2,s:  32,013,098 msg/sec
             OptimistAtomicQueue, 2,i:  32,193,473 msg/sec
             OptimistAtomicQueue, 3,s:  36,618,744 msg/sec
             OptimistAtomicQueue, 3,i:  37,341,430 msg/sec
             OptimistAtomicQueue, 4,s:  39,292,995 msg/sec
             OptimistAtomicQueue, 4,i:  39,401,350 msg/sec
             OptimistAtomicQueue, 5,s:  42,432,339 msg/sec
             OptimistAtomicQueue, 5,i:  46,234,114 msg/sec
             OptimistAtomicQueue, 6,s:  42,240,096 msg/sec
             OptimistAtomicQueue, 6,i:  50,513,704 msg/sec
             OptimistAtomicQueue, 7,s:  44,429,079 msg/sec
             OptimistAtomicQueue, 7,i:  53,083,272 msg/sec
             OptimistAtomicQueue, 8,s:  46,437,486 msg/sec
             OptimistAtomicQueue, 8,i:  49,417,323 msg/sec
            OptimistAtomicQueueB, 1,s: 115,389,014 msg/sec
            OptimistAtomicQueueB, 1,i:  76,517,228 msg/sec
            OptimistAtomicQueueB, 2,s:  32,195,450 msg/sec
            OptimistAtomicQueueB, 2,i:  32,227,400 msg/sec
            OptimistAtomicQueueB, 3,s:  36,329,618 msg/sec
            OptimistAtomicQueueB, 3,i:  36,870,966 msg/sec
            OptimistAtomicQueueB, 4,s:  38,551,150 msg/sec
            OptimistAtomicQueueB, 4,i:  38,580,614 msg/sec
            OptimistAtomicQueueB, 5,s:  41,050,249 msg/sec
            OptimistAtomicQueueB, 5,i:  45,949,087 msg/sec
            OptimistAtomicQueueB, 6,s:  40,789,633 msg/sec
            OptimistAtomicQueueB, 6,i:  48,973,358 msg/sec
            OptimistAtomicQueueB, 7,s:  41,868,165 msg/sec
            OptimistAtomicQueueB, 7,i:  48,241,061 msg/sec
            OptimistAtomicQueueB, 8,s:  44,485,034 msg/sec
            OptimistAtomicQueueB, 8,i:  48,066,140 msg/sec
                    AtomicQueue2, 1,s:  23,306,641 msg/sec
                    AtomicQueue2, 1,i:  23,024,127 msg/sec
                    AtomicQueue2, 2,s:  11,900,490 msg/sec
                    AtomicQueue2, 2,i:  11,468,003 msg/sec
                    AtomicQueue2, 3,s:   9,525,232 msg/sec
                    AtomicQueue2, 3,i:   9,558,192 msg/sec
                    AtomicQueue2, 4,s:   8,084,523 msg/sec
                    AtomicQueue2, 4,i:   8,002,066 msg/sec
                    AtomicQueue2, 5,s:   7,902,631 msg/sec
                    AtomicQueue2, 5,i:   8,055,419 msg/sec
                    AtomicQueue2, 6,s:   7,679,817 msg/sec
                    AtomicQueue2, 6,i:   7,539,331 msg/sec
                    AtomicQueue2, 7,s:   7,093,043 msg/sec
                    AtomicQueue2, 7,i:   7,899,074 msg/sec
                    AtomicQueue2, 8,s:   6,391,870 msg/sec
                    AtomicQueue2, 8,i:   7,234,742 msg/sec
                   AtomicQueueB2, 1,s:  36,312,553 msg/sec
                   AtomicQueueB2, 1,i:  36,136,597 msg/sec
                   AtomicQueueB2, 2,s:  11,465,673 msg/sec
                   AtomicQueueB2, 2,i:  11,055,342 msg/sec
                   AtomicQueueB2, 3,s:   9,603,304 msg/sec
                   AtomicQueueB2, 3,i:   9,533,771 msg/sec
                   AtomicQueueB2, 4,s:   7,891,669 msg/sec
                   AtomicQueueB2, 4,i:   7,786,907 msg/sec
                   AtomicQueueB2, 5,s:   7,449,273 msg/sec
                   AtomicQueueB2, 5,i:   7,704,509 msg/sec
                   AtomicQueueB2, 6,s:   7,290,775 msg/sec
                   AtomicQueueB2, 6,i:   7,436,823 msg/sec
                   AtomicQueueB2, 7,s:   6,884,923 msg/sec
                   AtomicQueueB2, 7,i:   7,699,829 msg/sec
                   AtomicQueueB2, 8,s:   6,296,040 msg/sec
                   AtomicQueueB2, 8,i:   7,024,991 msg/sec
            OptimistAtomicQueue2, 1,s: 619,934,745 msg/sec
            OptimistAtomicQueue2, 1,i:  29,678,111 msg/sec
            OptimistAtomicQueue2, 2,s:  24,261,570 msg/sec
            OptimistAtomicQueue2, 2,i:  24,019,678 msg/sec
            OptimistAtomicQueue2, 3,s:  30,488,729 msg/sec
            OptimistAtomicQueue2, 3,i:  29,962,140 msg/sec
            OptimistAtomicQueue2, 4,s:  33,189,755 msg/sec
            OptimistAtomicQueue2, 4,i:  33,137,384 msg/sec
            OptimistAtomicQueue2, 5,s:  36,892,780 msg/sec
            OptimistAtomicQueue2, 5,i:  40,336,778 msg/sec
            OptimistAtomicQueue2, 6,s:  39,927,864 msg/sec
            OptimistAtomicQueue2, 6,i:  49,197,163 msg/sec
            OptimistAtomicQueue2, 7,s:  42,716,408 msg/sec
            OptimistAtomicQueue2, 7,i:  48,145,508 msg/sec
            OptimistAtomicQueue2, 8,s:  44,618,600 msg/sec
            OptimistAtomicQueue2, 8,i:  48,273,549 msg/sec
           OptimistAtomicQueueB2, 1,s:  70,827,031 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,877,590 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,178,521 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,189,834 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,696,306 msg/sec
           OptimistAtomicQueueB2, 3,i:  32,532,152 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,307,415 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,981,178 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,666,070 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,042,505 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,213,810 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,447,406 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,232,647 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,434,407 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,128,853 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,273,264 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000128 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000267 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000303 sec/round-trip
     xenium::michael_scott_queue: 0.000000377 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000184 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[335] 39m:14s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,940,848 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,846,327 msg/sec
          boost::lockfree::queue, 1,s:   6,869,648 msg/sec
          boost::lockfree::queue, 1,i:   6,822,973 msg/sec
          boost::lockfree::queue, 2,s:   7,656,008 msg/sec
          boost::lockfree::queue, 2,i:   7,635,662 msg/sec
          boost::lockfree::queue, 3,s:   7,347,115 msg/sec
          boost::lockfree::queue, 3,i:   7,585,078 msg/sec
          boost::lockfree::queue, 4,s:   6,421,525 msg/sec
          boost::lockfree::queue, 4,i:   6,720,440 msg/sec
          boost::lockfree::queue, 5,s:   6,462,658 msg/sec
          boost::lockfree::queue, 5,i:   6,435,620 msg/sec
          boost::lockfree::queue, 6,s:   5,983,393 msg/sec
          boost::lockfree::queue, 6,i:   6,131,041 msg/sec
          boost::lockfree::queue, 7,s:   6,037,304 msg/sec
          boost::lockfree::queue, 7,i:   6,073,574 msg/sec
          boost::lockfree::queue, 8,s:   5,384,781 msg/sec
          boost::lockfree::queue, 8,i:   5,701,326 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 183,873,503 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 113,193,327 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,899,841 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,433,181 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,491,789 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,445,209 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,342,051 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,222,358 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,139,073 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,939,411 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,081,463 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,180,728 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,347,464 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,203,352 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  30,555,772 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,067,843 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  50,893,709 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,887,635 msg/sec
                pthread_spinlock, 1,s:  28,794,185 msg/sec
                pthread_spinlock, 1,i:  25,520,314 msg/sec
                pthread_spinlock, 2,s:  15,627,872 msg/sec
                pthread_spinlock, 2,i:  17,166,820 msg/sec
                pthread_spinlock, 3,s:   8,346,644 msg/sec
                pthread_spinlock, 3,i:  11,954,999 msg/sec
                pthread_spinlock, 4,s:   6,530,080 msg/sec
                pthread_spinlock, 4,i:   9,059,474 msg/sec
                pthread_spinlock, 5,s:   8,738,421 msg/sec
                pthread_spinlock, 5,i:   8,907,090 msg/sec
                pthread_spinlock, 6,s:   8,321,837 msg/sec
                pthread_spinlock, 6,i:   8,544,832 msg/sec
                pthread_spinlock, 7,s:   7,577,871 msg/sec
                pthread_spinlock, 7,i:   7,510,274 msg/sec
                pthread_spinlock, 8,s:   6,684,020 msg/sec
                pthread_spinlock, 8,i:   6,970,924 msg/sec
                      std::mutex, 1,s:   7,170,698 msg/sec
                      std::mutex, 1,i:   7,668,128 msg/sec
                      std::mutex, 2,s:   5,074,224 msg/sec
                      std::mutex, 2,i:   6,086,119 msg/sec
                      std::mutex, 3,s:   6,076,038 msg/sec
                      std::mutex, 3,i:   5,745,204 msg/sec
                      std::mutex, 4,s:   5,701,606 msg/sec
                      std::mutex, 4,i:   5,718,133 msg/sec
                      std::mutex, 5,s:   6,114,006 msg/sec
                      std::mutex, 5,i:   5,801,879 msg/sec
                      std::mutex, 6,s:   5,941,701 msg/sec
                      std::mutex, 6,i:   5,911,131 msg/sec
                      std::mutex, 7,s:   5,838,277 msg/sec
                      std::mutex, 7,i:   5,775,020 msg/sec
                      std::mutex, 8,s:   5,650,910 msg/sec
                      std::mutex, 8,i:   5,600,658 msg/sec
                 tbb::spin_mutex, 1,s:  37,886,660 msg/sec
                 tbb::spin_mutex, 1,i:  37,938,534 msg/sec
                 tbb::spin_mutex, 2,s:  21,218,158 msg/sec
                 tbb::spin_mutex, 2,i:  18,401,954 msg/sec
                 tbb::spin_mutex, 3,s:   8,411,272 msg/sec
                 tbb::spin_mutex, 3,i:  11,092,532 msg/sec
                 tbb::spin_mutex, 4,s:   3,168,257 msg/sec
                 tbb::spin_mutex, 4,i:   6,338,193 msg/sec
                 tbb::spin_mutex, 5,s:   5,541,899 msg/sec
                 tbb::spin_mutex, 5,i:   5,359,659 msg/sec
                 tbb::spin_mutex, 6,s:   5,259,795 msg/sec
                 tbb::spin_mutex, 6,i:   4,332,004 msg/sec
                 tbb::spin_mutex, 7,s:   4,852,717 msg/sec
                 tbb::spin_mutex, 7,i:   4,361,902 msg/sec
                 tbb::spin_mutex, 8,s:   4,245,529 msg/sec
                 tbb::spin_mutex, 8,i:   4,081,762 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,228,268 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,708,149 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,111,963 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,870,572 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,479,156 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,604,188 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,162,438 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,542,104 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,766,875 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,531,457 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,802,411 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,689,091 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,838,379 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,713,299 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,080,456 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,070,662 msg/sec
     xenium::michael_scott_queue, 1,s:   9,550,462 msg/sec
     xenium::michael_scott_queue, 1,i:   9,439,657 msg/sec
     xenium::michael_scott_queue, 2,s:   8,510,457 msg/sec
     xenium::michael_scott_queue, 2,i:   8,556,186 msg/sec
     xenium::michael_scott_queue, 3,s:   7,130,800 msg/sec
     xenium::michael_scott_queue, 3,i:   7,538,313 msg/sec
     xenium::michael_scott_queue, 4,s:   6,333,244 msg/sec
     xenium::michael_scott_queue, 4,i:   6,404,888 msg/sec
     xenium::michael_scott_queue, 5,s:   6,317,019 msg/sec
     xenium::michael_scott_queue, 5,i:   6,672,784 msg/sec
     xenium::michael_scott_queue, 6,s:   6,517,352 msg/sec
     xenium::michael_scott_queue, 6,i:   6,951,693 msg/sec
     xenium::michael_scott_queue, 7,s:   6,266,909 msg/sec
     xenium::michael_scott_queue, 7,i:   6,545,304 msg/sec
     xenium::michael_scott_queue, 8,s:   6,051,028 msg/sec
     xenium::michael_scott_queue, 8,i:   6,081,657 msg/sec
         xenium::ramalhete_queue, 1,s:  31,632,994 msg/sec
         xenium::ramalhete_queue, 1,i:  31,746,589 msg/sec
         xenium::ramalhete_queue, 2,s:  23,526,582 msg/sec
         xenium::ramalhete_queue, 2,i:  23,308,964 msg/sec
         xenium::ramalhete_queue, 3,s:  29,245,219 msg/sec
         xenium::ramalhete_queue, 3,i:  28,431,727 msg/sec
         xenium::ramalhete_queue, 4,s:  33,673,931 msg/sec
         xenium::ramalhete_queue, 4,i:  33,452,593 msg/sec
         xenium::ramalhete_queue, 5,s:  32,131,679 msg/sec
         xenium::ramalhete_queue, 5,i:  38,210,959 msg/sec
         xenium::ramalhete_queue, 6,s:  34,116,276 msg/sec
         xenium::ramalhete_queue, 6,i:  39,372,771 msg/sec
         xenium::ramalhete_queue, 7,s:  35,075,280 msg/sec
         xenium::ramalhete_queue, 7,i:  41,279,472 msg/sec
         xenium::ramalhete_queue, 8,s:  35,532,222 msg/sec
         xenium::ramalhete_queue, 8,i:  43,707,442 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,063,445 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,867,856 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,198,017 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,966,648 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  14,882,666 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,082,410 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,463,651 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,314,224 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,865,522 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,323,683 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,041,339 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,199,880 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,201,319 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,345,723 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,439,265 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,510,657 msg/sec
                     AtomicQueue, 1,s:  59,031,652 msg/sec
                     AtomicQueue, 1,i:  56,882,323 msg/sec
                     AtomicQueue, 2,s:  12,284,570 msg/sec
                     AtomicQueue, 2,i:  11,739,607 msg/sec
                     AtomicQueue, 3,s:  10,742,765 msg/sec
                     AtomicQueue, 3,i:   9,956,408 msg/sec
                     AtomicQueue, 4,s:   8,213,113 msg/sec
                     AtomicQueue, 4,i:   8,187,594 msg/sec
                     AtomicQueue, 5,s:   8,027,849 msg/sec
                     AtomicQueue, 5,i:   8,092,397 msg/sec
                     AtomicQueue, 6,s:   7,673,654 msg/sec
                     AtomicQueue, 6,i:   7,619,423 msg/sec
                     AtomicQueue, 7,s:   7,091,642 msg/sec
                     AtomicQueue, 7,i:   7,979,904 msg/sec
                     AtomicQueue, 8,s:   6,344,322 msg/sec
                     AtomicQueue, 8,i:   7,357,290 msg/sec
                    AtomicQueueB, 1,s:  43,875,001 msg/sec
                    AtomicQueueB, 1,i:  43,595,123 msg/sec
                    AtomicQueueB, 2,s:  11,784,980 msg/sec
                    AtomicQueueB, 2,i:  11,495,622 msg/sec
                    AtomicQueueB, 3,s:  10,986,257 msg/sec
                    AtomicQueueB, 3,i:  10,122,361 msg/sec
                    AtomicQueueB, 4,s:   8,005,397 msg/sec
                    AtomicQueueB, 4,i:   8,015,738 msg/sec
                    AtomicQueueB, 5,s:   7,573,154 msg/sec
                    AtomicQueueB, 5,i:   7,759,724 msg/sec
                    AtomicQueueB, 6,s:   7,362,963 msg/sec
                    AtomicQueueB, 6,i:   7,514,947 msg/sec
                    AtomicQueueB, 7,s:   6,847,917 msg/sec
                    AtomicQueueB, 7,i:   7,745,434 msg/sec
                    AtomicQueueB, 8,s:   6,223,441 msg/sec
                    AtomicQueueB, 8,i:   7,134,995 msg/sec
             OptimistAtomicQueue, 1,s: 620,979,256 msg/sec
             OptimistAtomicQueue, 1,i: 534,839,727 msg/sec
             OptimistAtomicQueue, 2,s:  32,645,607 msg/sec
             OptimistAtomicQueue, 2,i:  32,720,797 msg/sec
             OptimistAtomicQueue, 3,s:  36,656,927 msg/sec
             OptimistAtomicQueue, 3,i:  37,425,875 msg/sec
             OptimistAtomicQueue, 4,s:  39,290,983 msg/sec
             OptimistAtomicQueue, 4,i:  39,343,716 msg/sec
             OptimistAtomicQueue, 5,s:  41,781,701 msg/sec
             OptimistAtomicQueue, 5,i:  46,200,746 msg/sec
             OptimistAtomicQueue, 6,s:  42,239,917 msg/sec
             OptimistAtomicQueue, 6,i:  50,322,596 msg/sec
             OptimistAtomicQueue, 7,s:  44,406,661 msg/sec
             OptimistAtomicQueue, 7,i:  49,450,208 msg/sec
             OptimistAtomicQueue, 8,s:  46,409,904 msg/sec
             OptimistAtomicQueue, 8,i:  49,184,419 msg/sec
            OptimistAtomicQueueB, 1,s:  77,929,603 msg/sec
            OptimistAtomicQueueB, 1,i:  76,389,718 msg/sec
            OptimistAtomicQueueB, 2,s:  32,298,307 msg/sec
            OptimistAtomicQueueB, 2,i:  32,274,722 msg/sec
            OptimistAtomicQueueB, 3,s:  36,231,188 msg/sec
            OptimistAtomicQueueB, 3,i:  36,919,901 msg/sec
            OptimistAtomicQueueB, 4,s:  38,735,566 msg/sec
            OptimistAtomicQueueB, 4,i:  38,692,888 msg/sec
            OptimistAtomicQueueB, 5,s:  40,986,942 msg/sec
            OptimistAtomicQueueB, 5,i:  46,194,486 msg/sec
            OptimistAtomicQueueB, 6,s:  40,917,343 msg/sec
            OptimistAtomicQueueB, 6,i:  49,187,028 msg/sec
            OptimistAtomicQueueB, 7,s:  42,019,171 msg/sec
            OptimistAtomicQueueB, 7,i:  47,720,040 msg/sec
            OptimistAtomicQueueB, 8,s:  44,263,143 msg/sec
            OptimistAtomicQueueB, 8,i:  47,979,496 msg/sec
                    AtomicQueue2, 1,s:  23,340,145 msg/sec
                    AtomicQueue2, 1,i:  23,352,353 msg/sec
                    AtomicQueue2, 2,s:  11,940,670 msg/sec
                    AtomicQueue2, 2,i:  11,454,801 msg/sec
                    AtomicQueue2, 3,s:   9,460,921 msg/sec
                    AtomicQueue2, 3,i:   9,422,927 msg/sec
                    AtomicQueue2, 4,s:   8,016,308 msg/sec
                    AtomicQueue2, 4,i:   8,059,236 msg/sec
                    AtomicQueue2, 5,s:   7,904,829 msg/sec
                    AtomicQueue2, 5,i:   8,044,749 msg/sec
                    AtomicQueue2, 6,s:   7,678,267 msg/sec
                    AtomicQueue2, 6,i:   7,563,105 msg/sec
                    AtomicQueue2, 7,s:   7,143,438 msg/sec
                    AtomicQueue2, 7,i:   7,870,696 msg/sec
                    AtomicQueue2, 8,s:   6,374,557 msg/sec
                    AtomicQueue2, 8,i:   7,204,146 msg/sec
                   AtomicQueueB2, 1,s:  35,957,008 msg/sec
                   AtomicQueueB2, 1,i:  32,610,032 msg/sec
                   AtomicQueueB2, 2,s:  11,396,226 msg/sec
                   AtomicQueueB2, 2,i:  11,145,083 msg/sec
                   AtomicQueueB2, 3,s:   9,727,568 msg/sec
                   AtomicQueueB2, 3,i:   9,415,451 msg/sec
                   AtomicQueueB2, 4,s:   7,903,751 msg/sec
                   AtomicQueueB2, 4,i:   7,806,269 msg/sec
                   AtomicQueueB2, 5,s:   7,552,641 msg/sec
                   AtomicQueueB2, 5,i:   7,724,464 msg/sec
                   AtomicQueueB2, 6,s:   7,280,929 msg/sec
                   AtomicQueueB2, 6,i:   7,414,753 msg/sec
                   AtomicQueueB2, 7,s:   6,834,956 msg/sec
                   AtomicQueueB2, 7,i:   7,724,100 msg/sec
                   AtomicQueueB2, 8,s:   6,341,878 msg/sec
                   AtomicQueueB2, 8,i:   7,062,544 msg/sec
            OptimistAtomicQueue2, 1,s: 348,234,520 msg/sec
            OptimistAtomicQueue2, 1,i:  35,999,095 msg/sec
            OptimistAtomicQueue2, 2,s:  22,715,025 msg/sec
            OptimistAtomicQueue2, 2,i:  24,017,108 msg/sec
            OptimistAtomicQueue2, 3,s:  30,320,119 msg/sec
            OptimistAtomicQueue2, 3,i:  29,943,341 msg/sec
            OptimistAtomicQueue2, 4,s:  33,286,030 msg/sec
            OptimistAtomicQueue2, 4,i:  33,066,359 msg/sec
            OptimistAtomicQueue2, 5,s:  36,950,017 msg/sec
            OptimistAtomicQueue2, 5,i:  40,293,569 msg/sec
            OptimistAtomicQueue2, 6,s:  40,198,862 msg/sec
            OptimistAtomicQueue2, 6,i:  49,156,159 msg/sec
            OptimistAtomicQueue2, 7,s:  43,233,746 msg/sec
            OptimistAtomicQueue2, 7,i:  48,148,774 msg/sec
            OptimistAtomicQueue2, 8,s:  44,096,768 msg/sec
            OptimistAtomicQueue2, 8,i:  48,590,516 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,273,356 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,882,477 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,313,951 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,161,199 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,707,517 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,097,692 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,152,617 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,586,082 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,397,276 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,187,011 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,700,978 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,123,713 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,128,576 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,420,196 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,292,522 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,176,613 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000143 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000226 sec/round-trip
                pthread_spinlock: 0.000000282 sec/round-trip
                      std::mutex: 0.000000467 sec/round-trip
                 tbb::spin_mutex: 0.000000286 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[336] 37m:55s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,770,690 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,428,141 msg/sec
          boost::lockfree::queue, 1,s:   6,871,387 msg/sec
          boost::lockfree::queue, 1,i:   6,916,567 msg/sec
          boost::lockfree::queue, 2,s:   7,586,524 msg/sec
          boost::lockfree::queue, 2,i:   7,428,963 msg/sec
          boost::lockfree::queue, 3,s:   7,282,777 msg/sec
          boost::lockfree::queue, 3,i:   7,521,230 msg/sec
          boost::lockfree::queue, 4,s:   6,425,187 msg/sec
          boost::lockfree::queue, 4,i:   6,835,443 msg/sec
          boost::lockfree::queue, 5,s:   6,397,686 msg/sec
          boost::lockfree::queue, 5,i:   6,520,534 msg/sec
          boost::lockfree::queue, 6,s:   5,973,873 msg/sec
          boost::lockfree::queue, 6,i:   6,115,833 msg/sec
          boost::lockfree::queue, 7,s:   5,790,845 msg/sec
          boost::lockfree::queue, 7,i:   6,071,971 msg/sec
          boost::lockfree::queue, 8,s:   5,462,119 msg/sec
          boost::lockfree::queue, 8,i:   5,534,142 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 480,773,160 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 482,435,721 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  26,306,388 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,921,302 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,940,261 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,686,634 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,530,793 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,501,702 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,687,248 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,106,669 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,226,898 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,720,812 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  45,108,909 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  34,353,808 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,205,306 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,345,595 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,432,543 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,153,264 msg/sec
                pthread_spinlock, 1,s:  28,907,284 msg/sec
                pthread_spinlock, 1,i:  25,314,238 msg/sec
                pthread_spinlock, 2,s:  16,049,944 msg/sec
                pthread_spinlock, 2,i:  17,028,796 msg/sec
                pthread_spinlock, 3,s:   8,349,936 msg/sec
                pthread_spinlock, 3,i:  12,262,378 msg/sec
                pthread_spinlock, 4,s:   6,470,945 msg/sec
                pthread_spinlock, 4,i:   9,079,070 msg/sec
                pthread_spinlock, 5,s:   8,708,245 msg/sec
                pthread_spinlock, 5,i:   9,247,576 msg/sec
                pthread_spinlock, 6,s:   8,321,229 msg/sec
                pthread_spinlock, 6,i:   8,894,162 msg/sec
                pthread_spinlock, 7,s:   7,484,278 msg/sec
                pthread_spinlock, 7,i:   7,734,067 msg/sec
                pthread_spinlock, 8,s:   6,680,194 msg/sec
                pthread_spinlock, 8,i:   7,289,217 msg/sec
                      std::mutex, 1,s:   5,890,311 msg/sec
                      std::mutex, 1,i:   7,586,304 msg/sec
                      std::mutex, 2,s:   5,853,279 msg/sec
                      std::mutex, 2,i:   6,186,352 msg/sec
                      std::mutex, 3,s:   6,062,996 msg/sec
                      std::mutex, 3,i:   5,610,945 msg/sec
                      std::mutex, 4,s:   5,721,774 msg/sec
                      std::mutex, 4,i:   6,247,873 msg/sec
                      std::mutex, 5,s:   6,098,445 msg/sec
                      std::mutex, 5,i:   6,089,884 msg/sec
                      std::mutex, 6,s:   5,980,260 msg/sec
                      std::mutex, 6,i:   5,939,822 msg/sec
                      std::mutex, 7,s:   5,864,565 msg/sec
                      std::mutex, 7,i:   5,888,028 msg/sec
                      std::mutex, 8,s:   5,730,031 msg/sec
                      std::mutex, 8,i:   5,701,749 msg/sec
                 tbb::spin_mutex, 1,s:  38,178,385 msg/sec
                 tbb::spin_mutex, 1,i:  38,056,803 msg/sec
                 tbb::spin_mutex, 2,s:  21,087,498 msg/sec
                 tbb::spin_mutex, 2,i:  18,477,129 msg/sec
                 tbb::spin_mutex, 3,s:   8,224,598 msg/sec
                 tbb::spin_mutex, 3,i:  10,849,707 msg/sec
                 tbb::spin_mutex, 4,s:   3,164,212 msg/sec
                 tbb::spin_mutex, 4,i:   6,322,579 msg/sec
                 tbb::spin_mutex, 5,s:   5,539,529 msg/sec
                 tbb::spin_mutex, 5,i:   5,503,499 msg/sec
                 tbb::spin_mutex, 6,s:   5,355,127 msg/sec
                 tbb::spin_mutex, 6,i:   4,337,668 msg/sec
                 tbb::spin_mutex, 7,s:   4,841,874 msg/sec
                 tbb::spin_mutex, 7,i:   4,279,071 msg/sec
                 tbb::spin_mutex, 8,s:   3,723,136 msg/sec
                 tbb::spin_mutex, 8,i:   4,085,427 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,331,660 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,284,239 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,990,667 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,329,720 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,492,205 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,463,961 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,479,188 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,607,898 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,845,764 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,671,573 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,974,149 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,685,152 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,879,802 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,826,477 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,779,902 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,474,817 msg/sec
     xenium::michael_scott_queue, 1,s:   9,981,457 msg/sec
     xenium::michael_scott_queue, 1,i:   9,713,350 msg/sec
     xenium::michael_scott_queue, 2,s:   8,514,198 msg/sec
     xenium::michael_scott_queue, 2,i:   8,517,270 msg/sec
     xenium::michael_scott_queue, 3,s:   7,203,785 msg/sec
     xenium::michael_scott_queue, 3,i:   7,557,586 msg/sec
     xenium::michael_scott_queue, 4,s:   6,259,080 msg/sec
     xenium::michael_scott_queue, 4,i:   6,435,025 msg/sec
     xenium::michael_scott_queue, 5,s:   6,318,517 msg/sec
     xenium::michael_scott_queue, 5,i:   6,655,632 msg/sec
     xenium::michael_scott_queue, 6,s:   6,558,070 msg/sec
     xenium::michael_scott_queue, 6,i:   6,989,342 msg/sec
     xenium::michael_scott_queue, 7,s:   6,337,504 msg/sec
     xenium::michael_scott_queue, 7,i:   6,381,220 msg/sec
     xenium::michael_scott_queue, 8,s:   5,988,251 msg/sec
     xenium::michael_scott_queue, 8,i:   6,261,435 msg/sec
         xenium::ramalhete_queue, 1,s:  31,876,508 msg/sec
         xenium::ramalhete_queue, 1,i:  31,951,560 msg/sec
         xenium::ramalhete_queue, 2,s:  23,558,525 msg/sec
         xenium::ramalhete_queue, 2,i:  23,319,908 msg/sec
         xenium::ramalhete_queue, 3,s:  29,167,466 msg/sec
         xenium::ramalhete_queue, 3,i:  28,472,868 msg/sec
         xenium::ramalhete_queue, 4,s:  33,661,059 msg/sec
         xenium::ramalhete_queue, 4,i:  33,518,552 msg/sec
         xenium::ramalhete_queue, 5,s:  32,146,074 msg/sec
         xenium::ramalhete_queue, 5,i:  35,744,903 msg/sec
         xenium::ramalhete_queue, 6,s:  34,079,124 msg/sec
         xenium::ramalhete_queue, 6,i:  38,627,513 msg/sec
         xenium::ramalhete_queue, 7,s:  35,205,907 msg/sec
         xenium::ramalhete_queue, 7,i:  41,123,446 msg/sec
         xenium::ramalhete_queue, 8,s:  35,566,334 msg/sec
         xenium::ramalhete_queue, 8,i:  44,128,234 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,741,876 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 115,372,626 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,356,526 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,880,585 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,717,193 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,747,956 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,571,287 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,509,160 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,909,196 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,324,454 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,125,116 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,546,764 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,225,083 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,922,370 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,384,618 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,335,922 msg/sec
                     AtomicQueue, 1,s:  62,783,297 msg/sec
                     AtomicQueue, 1,i:  57,305,330 msg/sec
                     AtomicQueue, 2,s:  12,376,688 msg/sec
                     AtomicQueue, 2,i:  11,734,229 msg/sec
                     AtomicQueue, 3,s:  10,711,225 msg/sec
                     AtomicQueue, 3,i:   9,870,731 msg/sec
                     AtomicQueue, 4,s:   8,214,555 msg/sec
                     AtomicQueue, 4,i:   8,189,391 msg/sec
                     AtomicQueue, 5,s:   8,021,326 msg/sec
                     AtomicQueue, 5,i:   8,105,748 msg/sec
                     AtomicQueue, 6,s:   7,827,784 msg/sec
                     AtomicQueue, 6,i:   7,609,349 msg/sec
                     AtomicQueue, 7,s:   7,102,021 msg/sec
                     AtomicQueue, 7,i:   7,984,730 msg/sec
                     AtomicQueue, 8,s:   6,313,453 msg/sec
                     AtomicQueue, 8,i:   7,453,357 msg/sec
                    AtomicQueueB, 1,s:  44,428,282 msg/sec
                    AtomicQueueB, 1,i:  42,982,445 msg/sec
                    AtomicQueueB, 2,s:  11,952,177 msg/sec
                    AtomicQueueB, 2,i:  11,498,397 msg/sec
                    AtomicQueueB, 3,s:  11,060,689 msg/sec
                    AtomicQueueB, 3,i:  10,160,224 msg/sec
                    AtomicQueueB, 4,s:   8,054,622 msg/sec
                    AtomicQueueB, 4,i:   8,045,369 msg/sec
                    AtomicQueueB, 5,s:   7,603,393 msg/sec
                    AtomicQueueB, 5,i:   7,805,558 msg/sec
                    AtomicQueueB, 6,s:   7,378,303 msg/sec
                    AtomicQueueB, 6,i:   7,493,777 msg/sec
                    AtomicQueueB, 7,s:   6,861,210 msg/sec
                    AtomicQueueB, 7,i:   7,665,535 msg/sec
                    AtomicQueueB, 8,s:   6,219,981 msg/sec
                    AtomicQueueB, 8,i:   7,177,749 msg/sec
             OptimistAtomicQueue, 1,s: 709,470,059 msg/sec
             OptimistAtomicQueue, 1,i: 557,165,376 msg/sec
             OptimistAtomicQueue, 2,s:  32,623,371 msg/sec
             OptimistAtomicQueue, 2,i:  32,691,869 msg/sec
             OptimistAtomicQueue, 3,s:  36,657,846 msg/sec
             OptimistAtomicQueue, 3,i:  37,398,529 msg/sec
             OptimistAtomicQueue, 4,s:  39,279,654 msg/sec
             OptimistAtomicQueue, 4,i:  39,311,335 msg/sec
             OptimistAtomicQueue, 5,s:  42,245,242 msg/sec
             OptimistAtomicQueue, 5,i:  46,260,872 msg/sec
             OptimistAtomicQueue, 6,s:  42,088,677 msg/sec
             OptimistAtomicQueue, 6,i:  49,802,839 msg/sec
             OptimistAtomicQueue, 7,s:  44,331,339 msg/sec
             OptimistAtomicQueue, 7,i:  49,515,605 msg/sec
             OptimistAtomicQueue, 8,s:  46,347,534 msg/sec
             OptimistAtomicQueue, 8,i:  49,269,170 msg/sec
            OptimistAtomicQueueB, 1,s: 201,853,550 msg/sec
            OptimistAtomicQueueB, 1,i:  76,647,392 msg/sec
            OptimistAtomicQueueB, 2,s:  31,674,161 msg/sec
            OptimistAtomicQueueB, 2,i:  32,086,249 msg/sec
            OptimistAtomicQueueB, 3,s:  36,274,968 msg/sec
            OptimistAtomicQueueB, 3,i:  36,923,686 msg/sec
            OptimistAtomicQueueB, 4,s:  38,588,791 msg/sec
            OptimistAtomicQueueB, 4,i:  38,683,296 msg/sec
            OptimistAtomicQueueB, 5,s:  40,779,230 msg/sec
            OptimistAtomicQueueB, 5,i:  45,919,993 msg/sec
            OptimistAtomicQueueB, 6,s:  40,937,903 msg/sec
            OptimistAtomicQueueB, 6,i:  48,634,331 msg/sec
            OptimistAtomicQueueB, 7,s:  42,419,683 msg/sec
            OptimistAtomicQueueB, 7,i:  50,458,893 msg/sec
            OptimistAtomicQueueB, 8,s:  44,339,368 msg/sec
            OptimistAtomicQueueB, 8,i:  47,773,694 msg/sec
                    AtomicQueue2, 1,s:  22,907,129 msg/sec
                    AtomicQueue2, 1,i:  22,868,067 msg/sec
                    AtomicQueue2, 2,s:  12,000,049 msg/sec
                    AtomicQueue2, 2,i:  11,563,856 msg/sec
                    AtomicQueue2, 3,s:   9,449,059 msg/sec
                    AtomicQueue2, 3,i:   9,413,264 msg/sec
                    AtomicQueue2, 4,s:   8,086,288 msg/sec
                    AtomicQueue2, 4,i:   8,093,247 msg/sec
                    AtomicQueue2, 5,s:   7,953,751 msg/sec
                    AtomicQueue2, 5,i:   8,019,799 msg/sec
                    AtomicQueue2, 6,s:   7,628,991 msg/sec
                    AtomicQueue2, 6,i:   7,524,927 msg/sec
                    AtomicQueue2, 7,s:   7,174,959 msg/sec
                    AtomicQueue2, 7,i:   7,911,035 msg/sec
                    AtomicQueue2, 8,s:   6,378,922 msg/sec
                    AtomicQueue2, 8,i:   7,358,747 msg/sec
                   AtomicQueueB2, 1,s:  35,967,513 msg/sec
                   AtomicQueueB2, 1,i:  32,615,888 msg/sec
                   AtomicQueueB2, 2,s:  11,471,302 msg/sec
                   AtomicQueueB2, 2,i:  11,157,626 msg/sec
                   AtomicQueueB2, 3,s:   9,557,795 msg/sec
                   AtomicQueueB2, 3,i:   9,537,869 msg/sec
                   AtomicQueueB2, 4,s:   7,941,799 msg/sec
                   AtomicQueueB2, 4,i:   7,788,767 msg/sec
                   AtomicQueueB2, 5,s:   7,530,765 msg/sec
                   AtomicQueueB2, 5,i:   7,722,622 msg/sec
                   AtomicQueueB2, 6,s:   7,239,038 msg/sec
                   AtomicQueueB2, 6,i:   7,459,240 msg/sec
                   AtomicQueueB2, 7,s:   6,853,324 msg/sec
                   AtomicQueueB2, 7,i:   7,700,394 msg/sec
                   AtomicQueueB2, 8,s:   6,294,562 msg/sec
                   AtomicQueueB2, 8,i:   7,165,451 msg/sec
            OptimistAtomicQueue2, 1,s: 433,425,093 msg/sec
            OptimistAtomicQueue2, 1,i: 408,252,664 msg/sec
            OptimistAtomicQueue2, 2,s:  26,458,131 msg/sec
            OptimistAtomicQueue2, 2,i:  24,023,969 msg/sec
            OptimistAtomicQueue2, 3,s:  30,309,706 msg/sec
            OptimistAtomicQueue2, 3,i:  30,371,543 msg/sec
            OptimistAtomicQueue2, 4,s:  33,189,541 msg/sec
            OptimistAtomicQueue2, 4,i:  33,201,592 msg/sec
            OptimistAtomicQueue2, 5,s:  36,951,915 msg/sec
            OptimistAtomicQueue2, 5,i:  41,441,520 msg/sec
            OptimistAtomicQueue2, 6,s:  40,405,093 msg/sec
            OptimistAtomicQueue2, 6,i:  49,048,546 msg/sec
            OptimistAtomicQueue2, 7,s:  42,734,681 msg/sec
            OptimistAtomicQueue2, 7,i:  51,334,395 msg/sec
            OptimistAtomicQueue2, 8,s:  43,972,977 msg/sec
            OptimistAtomicQueue2, 8,i:  48,663,265 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,602,004 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,896,756 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,293,424 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,242,396 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,759,579 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,091,743 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,399,144 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,927,380 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,625,186 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,189,743 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,585,763 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,488,461 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,662,883 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,347,511 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,287,836 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,589,823 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000135 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000273 sec/round-trip
                      std::mutex: 0.000000469 sec/round-trip
                 tbb::spin_mutex: 0.000000253 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000279 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[337] 36m:36s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  72,688,693 msg/sec
     boost::lockfree::spsc_queue, 1,i:  72,176,785 msg/sec
          boost::lockfree::queue, 1,s:   7,933,332 msg/sec
          boost::lockfree::queue, 1,i:   7,878,339 msg/sec
          boost::lockfree::queue, 2,s:   7,614,086 msg/sec
          boost::lockfree::queue, 2,i:   7,545,268 msg/sec
          boost::lockfree::queue, 3,s:   7,390,536 msg/sec
          boost::lockfree::queue, 3,i:   7,551,831 msg/sec
          boost::lockfree::queue, 4,s:   6,425,304 msg/sec
          boost::lockfree::queue, 4,i:   6,867,973 msg/sec
          boost::lockfree::queue, 5,s:   6,414,886 msg/sec
          boost::lockfree::queue, 5,i:   6,463,277 msg/sec
          boost::lockfree::queue, 6,s:   5,975,054 msg/sec
          boost::lockfree::queue, 6,i:   6,097,464 msg/sec
          boost::lockfree::queue, 7,s:   5,761,252 msg/sec
          boost::lockfree::queue, 7,i:   5,978,065 msg/sec
          boost::lockfree::queue, 8,s:   5,534,661 msg/sec
          boost::lockfree::queue, 8,i:   5,551,405 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 134,456,493 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 101,296,806 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,236,515 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,408,369 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,299,333 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,004,820 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,762,698 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,930,409 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,797,278 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,207,445 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,368,022 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,522,359 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,269,068 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,215,662 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,818,253 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,816,071 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,209,501 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,537,319 msg/sec
                pthread_spinlock, 1,s:  28,985,788 msg/sec
                pthread_spinlock, 1,i:  25,439,835 msg/sec
                pthread_spinlock, 2,s:  15,588,616 msg/sec
                pthread_spinlock, 2,i:  17,036,080 msg/sec
                pthread_spinlock, 3,s:   8,288,123 msg/sec
                pthread_spinlock, 3,i:  12,061,372 msg/sec
                pthread_spinlock, 4,s:   6,550,018 msg/sec
                pthread_spinlock, 4,i:   9,256,342 msg/sec
                pthread_spinlock, 5,s:   8,680,111 msg/sec
                pthread_spinlock, 5,i:   8,976,939 msg/sec
                pthread_spinlock, 6,s:   8,312,782 msg/sec
                pthread_spinlock, 6,i:   8,396,746 msg/sec
                pthread_spinlock, 7,s:   7,493,968 msg/sec
                pthread_spinlock, 7,i:   7,667,325 msg/sec
                pthread_spinlock, 8,s:   6,753,863 msg/sec
                pthread_spinlock, 8,i:   7,507,170 msg/sec
                      std::mutex, 1,s:   5,869,885 msg/sec
                      std::mutex, 1,i:   5,858,863 msg/sec
                      std::mutex, 2,s:   5,191,722 msg/sec
                      std::mutex, 2,i:   6,235,256 msg/sec
                      std::mutex, 3,s:   5,952,595 msg/sec
                      std::mutex, 3,i:   6,074,802 msg/sec
                      std::mutex, 4,s:   6,204,670 msg/sec
                      std::mutex, 4,i:   6,333,889 msg/sec
                      std::mutex, 5,s:   5,983,711 msg/sec
                      std::mutex, 5,i:   5,954,025 msg/sec
                      std::mutex, 6,s:   5,900,634 msg/sec
                      std::mutex, 6,i:   5,788,621 msg/sec
                      std::mutex, 7,s:   5,742,794 msg/sec
                      std::mutex, 7,i:   5,748,911 msg/sec
                      std::mutex, 8,s:   5,661,369 msg/sec
                      std::mutex, 8,i:   5,694,619 msg/sec
                 tbb::spin_mutex, 1,s:  37,901,948 msg/sec
                 tbb::spin_mutex, 1,i:  37,687,285 msg/sec
                 tbb::spin_mutex, 2,s:  21,114,328 msg/sec
                 tbb::spin_mutex, 2,i:  18,365,473 msg/sec
                 tbb::spin_mutex, 3,s:   7,351,149 msg/sec
                 tbb::spin_mutex, 3,i:  10,858,811 msg/sec
                 tbb::spin_mutex, 4,s:   3,292,153 msg/sec
                 tbb::spin_mutex, 4,i:   6,289,381 msg/sec
                 tbb::spin_mutex, 5,s:   5,220,355 msg/sec
                 tbb::spin_mutex, 5,i:   5,634,042 msg/sec
                 tbb::spin_mutex, 6,s:   5,272,090 msg/sec
                 tbb::spin_mutex, 6,i:   4,307,242 msg/sec
                 tbb::spin_mutex, 7,s:   4,842,020 msg/sec
                 tbb::spin_mutex, 7,i:   4,377,876 msg/sec
                 tbb::spin_mutex, 8,s:   4,229,762 msg/sec
                 tbb::spin_mutex, 8,i:   4,067,566 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,144,154 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,190,320 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,071,155 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,998,203 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,438,957 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,371,696 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,101,328 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,508,893 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,695,340 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,536,002 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,740,652 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,664,185 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,842,293 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,792,860 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,077,138 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,068,662 msg/sec
     xenium::michael_scott_queue, 1,s:   9,592,610 msg/sec
     xenium::michael_scott_queue, 1,i:   9,560,932 msg/sec
     xenium::michael_scott_queue, 2,s:   8,479,887 msg/sec
     xenium::michael_scott_queue, 2,i:   8,517,128 msg/sec
     xenium::michael_scott_queue, 3,s:   7,167,819 msg/sec
     xenium::michael_scott_queue, 3,i:   7,537,291 msg/sec
     xenium::michael_scott_queue, 4,s:   6,216,347 msg/sec
     xenium::michael_scott_queue, 4,i:   6,322,776 msg/sec
     xenium::michael_scott_queue, 5,s:   6,298,107 msg/sec
     xenium::michael_scott_queue, 5,i:   6,718,345 msg/sec
     xenium::michael_scott_queue, 6,s:   6,535,323 msg/sec
     xenium::michael_scott_queue, 6,i:   6,780,929 msg/sec
     xenium::michael_scott_queue, 7,s:   6,279,261 msg/sec
     xenium::michael_scott_queue, 7,i:   6,517,097 msg/sec
     xenium::michael_scott_queue, 8,s:   5,984,737 msg/sec
     xenium::michael_scott_queue, 8,i:   6,243,154 msg/sec
         xenium::ramalhete_queue, 1,s:  31,698,761 msg/sec
         xenium::ramalhete_queue, 1,i:  31,495,721 msg/sec
         xenium::ramalhete_queue, 2,s:  23,544,682 msg/sec
         xenium::ramalhete_queue, 2,i:  23,335,188 msg/sec
         xenium::ramalhete_queue, 3,s:  29,214,309 msg/sec
         xenium::ramalhete_queue, 3,i:  28,476,857 msg/sec
         xenium::ramalhete_queue, 4,s:  33,753,356 msg/sec
         xenium::ramalhete_queue, 4,i:  33,586,076 msg/sec
         xenium::ramalhete_queue, 5,s:  32,162,420 msg/sec
         xenium::ramalhete_queue, 5,i:  35,971,998 msg/sec
         xenium::ramalhete_queue, 6,s:  33,722,377 msg/sec
         xenium::ramalhete_queue, 6,i:  38,971,307 msg/sec
         xenium::ramalhete_queue, 7,s:  35,112,558 msg/sec
         xenium::ramalhete_queue, 7,i:  42,000,846 msg/sec
         xenium::ramalhete_queue, 8,s:  35,540,294 msg/sec
         xenium::ramalhete_queue, 8,i:  43,918,922 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,267,793 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  97,564,971 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,688,174 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,190,222 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,598,883 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,224,334 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,411,741 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,277,594 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,868,471 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,325,271 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,171,347 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,448,849 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,263,525 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,088,009 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,396,176 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,359,562 msg/sec
                     AtomicQueue, 1,s:  61,928,910 msg/sec
                     AtomicQueue, 1,i:  56,200,090 msg/sec
                     AtomicQueue, 2,s:  12,250,264 msg/sec
                     AtomicQueue, 2,i:  11,738,141 msg/sec
                     AtomicQueue, 3,s:  10,821,195 msg/sec
                     AtomicQueue, 3,i:   9,925,064 msg/sec
                     AtomicQueue, 4,s:   8,213,475 msg/sec
                     AtomicQueue, 4,i:   8,195,286 msg/sec
                     AtomicQueue, 5,s:   8,036,825 msg/sec
                     AtomicQueue, 5,i:   8,084,414 msg/sec
                     AtomicQueue, 6,s:   7,870,015 msg/sec
                     AtomicQueue, 6,i:   7,621,540 msg/sec
                     AtomicQueue, 7,s:   7,168,383 msg/sec
                     AtomicQueue, 7,i:   7,994,268 msg/sec
                     AtomicQueue, 8,s:   6,332,925 msg/sec
                     AtomicQueue, 8,i:   7,471,693 msg/sec
                    AtomicQueueB, 1,s:  43,907,358 msg/sec
                    AtomicQueueB, 1,i:  42,952,224 msg/sec
                    AtomicQueueB, 2,s:  11,837,051 msg/sec
                    AtomicQueueB, 2,i:  11,520,939 msg/sec
                    AtomicQueueB, 3,s:  10,973,168 msg/sec
                    AtomicQueueB, 3,i:  10,024,345 msg/sec
                    AtomicQueueB, 4,s:   8,041,910 msg/sec
                    AtomicQueueB, 4,i:   8,063,303 msg/sec
                    AtomicQueueB, 5,s:   7,472,885 msg/sec
                    AtomicQueueB, 5,i:   7,847,819 msg/sec
                    AtomicQueueB, 6,s:   7,395,815 msg/sec
                    AtomicQueueB, 6,i:   7,534,747 msg/sec
                    AtomicQueueB, 7,s:   6,868,399 msg/sec
                    AtomicQueueB, 7,i:   7,736,245 msg/sec
                    AtomicQueueB, 8,s:   6,263,293 msg/sec
                    AtomicQueueB, 8,i:   7,103,032 msg/sec
             OptimistAtomicQueue, 1,s: 732,747,282 msg/sec
             OptimistAtomicQueue, 1,i: 514,508,430 msg/sec
             OptimistAtomicQueue, 2,s:  32,612,403 msg/sec
             OptimistAtomicQueue, 2,i:  32,729,243 msg/sec
             OptimistAtomicQueue, 3,s:  36,674,095 msg/sec
             OptimistAtomicQueue, 3,i:  37,404,715 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,239 msg/sec
             OptimistAtomicQueue, 4,i:  39,371,889 msg/sec
             OptimistAtomicQueue, 5,s:  42,602,143 msg/sec
             OptimistAtomicQueue, 5,i:  46,230,600 msg/sec
             OptimistAtomicQueue, 6,s:  42,577,355 msg/sec
             OptimistAtomicQueue, 6,i:  50,275,075 msg/sec
             OptimistAtomicQueue, 7,s:  44,178,824 msg/sec
             OptimistAtomicQueue, 7,i:  52,045,748 msg/sec
             OptimistAtomicQueue, 8,s:  46,430,251 msg/sec
             OptimistAtomicQueue, 8,i:  49,626,843 msg/sec
            OptimistAtomicQueueB, 1,s:  80,287,379 msg/sec
            OptimistAtomicQueueB, 1,i:  78,769,520 msg/sec
            OptimistAtomicQueueB, 2,s:  31,586,127 msg/sec
            OptimistAtomicQueueB, 2,i:  32,336,407 msg/sec
            OptimistAtomicQueueB, 3,s:  36,312,182 msg/sec
            OptimistAtomicQueueB, 3,i:  36,897,882 msg/sec
            OptimistAtomicQueueB, 4,s:  38,645,248 msg/sec
            OptimistAtomicQueueB, 4,i:  38,640,780 msg/sec
            OptimistAtomicQueueB, 5,s:  40,948,177 msg/sec
            OptimistAtomicQueueB, 5,i:  45,279,821 msg/sec
            OptimistAtomicQueueB, 6,s:  40,991,506 msg/sec
            OptimistAtomicQueueB, 6,i:  49,198,978 msg/sec
            OptimistAtomicQueueB, 7,s:  42,896,397 msg/sec
            OptimistAtomicQueueB, 7,i:  47,942,289 msg/sec
            OptimistAtomicQueueB, 8,s:  44,254,279 msg/sec
            OptimistAtomicQueueB, 8,i:  48,044,013 msg/sec
                    AtomicQueue2, 1,s:  53,723,655 msg/sec
                    AtomicQueue2, 1,i:  23,451,579 msg/sec
                    AtomicQueue2, 2,s:  11,651,430 msg/sec
                    AtomicQueue2, 2,i:  11,432,595 msg/sec
                    AtomicQueue2, 3,s:   9,319,551 msg/sec
                    AtomicQueue2, 3,i:   9,456,399 msg/sec
                    AtomicQueue2, 4,s:   8,105,472 msg/sec
                    AtomicQueue2, 4,i:   8,055,856 msg/sec
                    AtomicQueue2, 5,s:   7,883,634 msg/sec
                    AtomicQueue2, 5,i:   8,035,378 msg/sec
                    AtomicQueue2, 6,s:   7,809,766 msg/sec
                    AtomicQueue2, 6,i:   7,517,583 msg/sec
                    AtomicQueue2, 7,s:   7,130,182 msg/sec
                    AtomicQueue2, 7,i:   7,873,203 msg/sec
                    AtomicQueue2, 8,s:   6,383,447 msg/sec
                    AtomicQueue2, 8,i:   7,356,107 msg/sec
                   AtomicQueueB2, 1,s:  32,605,314 msg/sec
                   AtomicQueueB2, 1,i:  32,631,025 msg/sec
                   AtomicQueueB2, 2,s:  11,316,119 msg/sec
                   AtomicQueueB2, 2,i:  11,077,443 msg/sec
                   AtomicQueueB2, 3,s:   9,657,797 msg/sec
                   AtomicQueueB2, 3,i:   9,467,346 msg/sec
                   AtomicQueueB2, 4,s:   7,963,208 msg/sec
                   AtomicQueueB2, 4,i:   7,822,112 msg/sec
                   AtomicQueueB2, 5,s:   7,486,489 msg/sec
                   AtomicQueueB2, 5,i:   7,758,742 msg/sec
                   AtomicQueueB2, 6,s:   7,196,171 msg/sec
                   AtomicQueueB2, 6,i:   7,437,916 msg/sec
                   AtomicQueueB2, 7,s:   6,921,910 msg/sec
                   AtomicQueueB2, 7,i:   7,720,233 msg/sec
                   AtomicQueueB2, 8,s:   6,239,145 msg/sec
                   AtomicQueueB2, 8,i:   7,121,236 msg/sec
            OptimistAtomicQueue2, 1,s: 415,506,667 msg/sec
            OptimistAtomicQueue2, 1,i:  29,767,827 msg/sec
            OptimistAtomicQueue2, 2,s:  24,942,807 msg/sec
            OptimistAtomicQueue2, 2,i:  24,018,007 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,176 msg/sec
            OptimistAtomicQueue2, 3,i:  29,949,179 msg/sec
            OptimistAtomicQueue2, 4,s:  35,107,037 msg/sec
            OptimistAtomicQueue2, 4,i:  33,579,017 msg/sec
            OptimistAtomicQueue2, 5,s:  37,226,800 msg/sec
            OptimistAtomicQueue2, 5,i:  40,226,375 msg/sec
            OptimistAtomicQueue2, 6,s:  40,327,069 msg/sec
            OptimistAtomicQueue2, 6,i:  49,188,381 msg/sec
            OptimistAtomicQueue2, 7,s:  42,812,664 msg/sec
            OptimistAtomicQueue2, 7,i:  51,607,122 msg/sec
            OptimistAtomicQueue2, 8,s:  43,833,770 msg/sec
            OptimistAtomicQueue2, 8,i:  49,505,577 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,851,283 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,868,543 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,828,876 msg/sec
           OptimistAtomicQueueB2, 2,i:  28,850,587 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,735,135 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,564,526 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,249,027 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,165,438 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,419,495 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,858,111 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,234,725 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,233,541 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,064,598 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,459,365 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,557,009 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,247,469 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000457 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000222 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[338] 35m:17s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,460,516 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,564,805 msg/sec
          boost::lockfree::queue, 1,s:   6,916,036 msg/sec
          boost::lockfree::queue, 1,i:   6,870,693 msg/sec
          boost::lockfree::queue, 2,s:   7,612,089 msg/sec
          boost::lockfree::queue, 2,i:   7,441,048 msg/sec
          boost::lockfree::queue, 3,s:   7,448,411 msg/sec
          boost::lockfree::queue, 3,i:   7,554,971 msg/sec
          boost::lockfree::queue, 4,s:   6,430,400 msg/sec
          boost::lockfree::queue, 4,i:   6,813,596 msg/sec
          boost::lockfree::queue, 5,s:   6,440,597 msg/sec
          boost::lockfree::queue, 5,i:   6,451,165 msg/sec
          boost::lockfree::queue, 6,s:   5,993,688 msg/sec
          boost::lockfree::queue, 6,i:   6,298,061 msg/sec
          boost::lockfree::queue, 7,s:   5,932,283 msg/sec
          boost::lockfree::queue, 7,i:   6,048,706 msg/sec
          boost::lockfree::queue, 8,s:   5,452,633 msg/sec
          boost::lockfree::queue, 8,i:   5,731,068 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  77,368,316 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  67,182,288 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,331,702 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,762,071 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,094,676 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,919,543 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,369,292 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,357,551 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,597,408 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,188,904 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,423,633 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,172,634 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,534,663 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,017,987 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,050,755 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,276,744 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,342,038 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,302,065 msg/sec
                pthread_spinlock, 1,s:  29,156,090 msg/sec
                pthread_spinlock, 1,i:  29,015,091 msg/sec
                pthread_spinlock, 2,s:  15,451,091 msg/sec
                pthread_spinlock, 2,i:  17,025,743 msg/sec
                pthread_spinlock, 3,s:   8,401,481 msg/sec
                pthread_spinlock, 3,i:  11,957,153 msg/sec
                pthread_spinlock, 4,s:   6,438,024 msg/sec
                pthread_spinlock, 4,i:   8,940,364 msg/sec
                pthread_spinlock, 5,s:   8,709,272 msg/sec
                pthread_spinlock, 5,i:  10,346,215 msg/sec
                pthread_spinlock, 6,s:   8,641,752 msg/sec
                pthread_spinlock, 6,i:   8,473,800 msg/sec
                pthread_spinlock, 7,s:   7,485,395 msg/sec
                pthread_spinlock, 7,i:   8,060,213 msg/sec
                pthread_spinlock, 8,s:   6,717,271 msg/sec
                pthread_spinlock, 8,i:   7,362,417 msg/sec
                      std::mutex, 1,s:   5,790,561 msg/sec
                      std::mutex, 1,i:   5,772,360 msg/sec
                      std::mutex, 2,s:   4,883,264 msg/sec
                      std::mutex, 2,i:   5,071,091 msg/sec
                      std::mutex, 3,s:   5,981,102 msg/sec
                      std::mutex, 3,i:   6,170,359 msg/sec
                      std::mutex, 4,s:   6,170,654 msg/sec
                      std::mutex, 4,i:   6,224,838 msg/sec
                      std::mutex, 5,s:   5,995,326 msg/sec
                      std::mutex, 5,i:   6,080,946 msg/sec
                      std::mutex, 6,s:   5,978,944 msg/sec
                      std::mutex, 6,i:   5,894,645 msg/sec
                      std::mutex, 7,s:   5,813,311 msg/sec
                      std::mutex, 7,i:   5,809,208 msg/sec
                      std::mutex, 8,s:   5,703,159 msg/sec
                      std::mutex, 8,i:   5,659,559 msg/sec
                 tbb::spin_mutex, 1,s:  37,514,861 msg/sec
                 tbb::spin_mutex, 1,i:  32,953,940 msg/sec
                 tbb::spin_mutex, 2,s:  17,753,221 msg/sec
                 tbb::spin_mutex, 2,i:  18,486,398 msg/sec
                 tbb::spin_mutex, 3,s:   8,004,600 msg/sec
                 tbb::spin_mutex, 3,i:  10,227,749 msg/sec
                 tbb::spin_mutex, 4,s:   3,099,154 msg/sec
                 tbb::spin_mutex, 4,i:   6,271,724 msg/sec
                 tbb::spin_mutex, 5,s:   5,550,641 msg/sec
                 tbb::spin_mutex, 5,i:   5,758,209 msg/sec
                 tbb::spin_mutex, 6,s:   5,235,402 msg/sec
                 tbb::spin_mutex, 6,i:   4,347,575 msg/sec
                 tbb::spin_mutex, 7,s:   4,332,462 msg/sec
                 tbb::spin_mutex, 7,i:   4,260,494 msg/sec
                 tbb::spin_mutex, 8,s:   4,232,722 msg/sec
                 tbb::spin_mutex, 8,i:   4,084,914 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,245,330 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,071,116 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,174,123 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,518,689 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,419,477 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,573,551 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,536,844 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,625,416 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,849,449 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,677,429 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,851,085 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,758,095 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,900,464 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,846,516 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,776,839 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,473,935 msg/sec
     xenium::michael_scott_queue, 1,s:   9,410,814 msg/sec
     xenium::michael_scott_queue, 1,i:   9,430,232 msg/sec
     xenium::michael_scott_queue, 2,s:   8,463,315 msg/sec
     xenium::michael_scott_queue, 2,i:   8,559,290 msg/sec
     xenium::michael_scott_queue, 3,s:   7,378,499 msg/sec
     xenium::michael_scott_queue, 3,i:   7,536,034 msg/sec
     xenium::michael_scott_queue, 4,s:   6,263,016 msg/sec
     xenium::michael_scott_queue, 4,i:   6,415,304 msg/sec
     xenium::michael_scott_queue, 5,s:   6,321,053 msg/sec
     xenium::michael_scott_queue, 5,i:   6,711,619 msg/sec
     xenium::michael_scott_queue, 6,s:   6,473,196 msg/sec
     xenium::michael_scott_queue, 6,i:   7,018,542 msg/sec
     xenium::michael_scott_queue, 7,s:   6,371,322 msg/sec
     xenium::michael_scott_queue, 7,i:   6,408,176 msg/sec
     xenium::michael_scott_queue, 8,s:   6,009,543 msg/sec
     xenium::michael_scott_queue, 8,i:   6,146,111 msg/sec
         xenium::ramalhete_queue, 1,s:  32,030,526 msg/sec
         xenium::ramalhete_queue, 1,i:  31,562,183 msg/sec
         xenium::ramalhete_queue, 2,s:  23,521,892 msg/sec
         xenium::ramalhete_queue, 2,i:  23,317,737 msg/sec
         xenium::ramalhete_queue, 3,s:  29,274,844 msg/sec
         xenium::ramalhete_queue, 3,i:  28,494,222 msg/sec
         xenium::ramalhete_queue, 4,s:  33,855,971 msg/sec
         xenium::ramalhete_queue, 4,i:  33,512,071 msg/sec
         xenium::ramalhete_queue, 5,s:  32,073,116 msg/sec
         xenium::ramalhete_queue, 5,i:  36,050,983 msg/sec
         xenium::ramalhete_queue, 6,s:  34,051,533 msg/sec
         xenium::ramalhete_queue, 6,i:  39,045,378 msg/sec
         xenium::ramalhete_queue, 7,s:  35,190,303 msg/sec
         xenium::ramalhete_queue, 7,i:  41,195,512 msg/sec
         xenium::ramalhete_queue, 8,s:  35,528,518 msg/sec
         xenium::ramalhete_queue, 8,i:  44,069,673 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,838,492 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,123,652 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,262,614 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,230,107 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,640,039 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,255,475 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,430,762 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,212,242 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,002,358 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,319,621 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,038,062 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,564,188 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,224,791 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,055,353 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,392,407 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,222,787 msg/sec
                     AtomicQueue, 1,s:  63,672,729 msg/sec
                     AtomicQueue, 1,i:  56,772,322 msg/sec
                     AtomicQueue, 2,s:  12,213,200 msg/sec
                     AtomicQueue, 2,i:  11,757,857 msg/sec
                     AtomicQueue, 3,s:  10,788,348 msg/sec
                     AtomicQueue, 3,i:   9,944,453 msg/sec
                     AtomicQueue, 4,s:   8,189,083 msg/sec
                     AtomicQueue, 4,i:   8,160,176 msg/sec
                     AtomicQueue, 5,s:   8,063,414 msg/sec
                     AtomicQueue, 5,i:   8,106,574 msg/sec
                     AtomicQueue, 6,s:   7,687,053 msg/sec
                     AtomicQueue, 6,i:   7,611,361 msg/sec
                     AtomicQueue, 7,s:   7,167,512 msg/sec
                     AtomicQueue, 7,i:   7,960,385 msg/sec
                     AtomicQueue, 8,s:   6,353,576 msg/sec
                     AtomicQueue, 8,i:   7,396,243 msg/sec
                    AtomicQueueB, 1,s:  43,801,888 msg/sec
                    AtomicQueueB, 1,i:  42,964,645 msg/sec
                    AtomicQueueB, 2,s:  11,970,639 msg/sec
                    AtomicQueueB, 2,i:  11,454,740 msg/sec
                    AtomicQueueB, 3,s:  11,040,955 msg/sec
                    AtomicQueueB, 3,i:  10,083,090 msg/sec
                    AtomicQueueB, 4,s:   8,009,341 msg/sec
                    AtomicQueueB, 4,i:   8,048,964 msg/sec
                    AtomicQueueB, 5,s:   7,527,321 msg/sec
                    AtomicQueueB, 5,i:   7,783,807 msg/sec
                    AtomicQueueB, 6,s:   7,327,424 msg/sec
                    AtomicQueueB, 6,i:   7,508,415 msg/sec
                    AtomicQueueB, 7,s:   6,909,719 msg/sec
                    AtomicQueueB, 7,i:   7,742,454 msg/sec
                    AtomicQueueB, 8,s:   6,298,846 msg/sec
                    AtomicQueueB, 8,i:   7,190,524 msg/sec
             OptimistAtomicQueue, 1,s: 716,846,006 msg/sec
             OptimistAtomicQueue, 1,i: 517,404,116 msg/sec
             OptimistAtomicQueue, 2,s:  32,199,317 msg/sec
             OptimistAtomicQueue, 2,i:  32,224,493 msg/sec
             OptimistAtomicQueue, 3,s:  36,663,674 msg/sec
             OptimistAtomicQueue, 3,i:  37,402,596 msg/sec
             OptimistAtomicQueue, 4,s:  39,258,436 msg/sec
             OptimistAtomicQueue, 4,i:  39,384,060 msg/sec
             OptimistAtomicQueue, 5,s:  41,807,001 msg/sec
             OptimistAtomicQueue, 5,i:  48,660,715 msg/sec
             OptimistAtomicQueue, 6,s:  42,375,286 msg/sec
             OptimistAtomicQueue, 6,i:  49,841,313 msg/sec
             OptimistAtomicQueue, 7,s:  44,400,491 msg/sec
             OptimistAtomicQueue, 7,i:  53,039,635 msg/sec
             OptimistAtomicQueue, 8,s:  46,306,838 msg/sec
             OptimistAtomicQueue, 8,i:  50,271,314 msg/sec
            OptimistAtomicQueueB, 1,s:  92,775,375 msg/sec
            OptimistAtomicQueueB, 1,i:  86,648,792 msg/sec
            OptimistAtomicQueueB, 2,s:  32,108,701 msg/sec
            OptimistAtomicQueueB, 2,i:  31,857,356 msg/sec
            OptimistAtomicQueueB, 3,s:  36,168,188 msg/sec
            OptimistAtomicQueueB, 3,i:  36,847,023 msg/sec
            OptimistAtomicQueueB, 4,s:  38,684,487 msg/sec
            OptimistAtomicQueueB, 4,i:  38,685,218 msg/sec
            OptimistAtomicQueueB, 5,s:  40,360,232 msg/sec
            OptimistAtomicQueueB, 5,i:  45,203,269 msg/sec
            OptimistAtomicQueueB, 6,s:  40,601,754 msg/sec
            OptimistAtomicQueueB, 6,i:  48,570,229 msg/sec
            OptimistAtomicQueueB, 7,s:  41,959,987 msg/sec
            OptimistAtomicQueueB, 7,i:  47,301,634 msg/sec
            OptimistAtomicQueueB, 8,s:  44,348,464 msg/sec
            OptimistAtomicQueueB, 8,i:  47,703,148 msg/sec
                    AtomicQueue2, 1,s:  23,089,665 msg/sec
                    AtomicQueue2, 1,i:  23,211,692 msg/sec
                    AtomicQueue2, 2,s:  11,759,302 msg/sec
                    AtomicQueue2, 2,i:  11,324,363 msg/sec
                    AtomicQueue2, 3,s:   9,672,032 msg/sec
                    AtomicQueue2, 3,i:   9,346,967 msg/sec
                    AtomicQueue2, 4,s:   8,023,379 msg/sec
                    AtomicQueue2, 4,i:   8,042,831 msg/sec
                    AtomicQueue2, 5,s:   7,918,839 msg/sec
                    AtomicQueue2, 5,i:   8,050,406 msg/sec
                    AtomicQueue2, 6,s:   7,695,257 msg/sec
                    AtomicQueue2, 6,i:   7,535,794 msg/sec
                    AtomicQueue2, 7,s:   7,143,567 msg/sec
                    AtomicQueue2, 7,i:   7,895,307 msg/sec
                    AtomicQueue2, 8,s:   6,371,611 msg/sec
                    AtomicQueue2, 8,i:   7,317,575 msg/sec
                   AtomicQueueB2, 1,s:  37,668,400 msg/sec
                   AtomicQueueB2, 1,i:  33,240,743 msg/sec
                   AtomicQueueB2, 2,s:  11,410,224 msg/sec
                   AtomicQueueB2, 2,i:  11,018,428 msg/sec
                   AtomicQueueB2, 3,s:   9,611,345 msg/sec
                   AtomicQueueB2, 3,i:   9,378,820 msg/sec
                   AtomicQueueB2, 4,s:   7,898,917 msg/sec
                   AtomicQueueB2, 4,i:   7,887,800 msg/sec
                   AtomicQueueB2, 5,s:   7,503,418 msg/sec
                   AtomicQueueB2, 5,i:   7,679,053 msg/sec
                   AtomicQueueB2, 6,s:   7,239,205 msg/sec
                   AtomicQueueB2, 6,i:   7,411,511 msg/sec
                   AtomicQueueB2, 7,s:   6,893,077 msg/sec
                   AtomicQueueB2, 7,i:   7,683,341 msg/sec
                   AtomicQueueB2, 8,s:   6,343,542 msg/sec
                   AtomicQueueB2, 8,i:   7,107,061 msg/sec
            OptimistAtomicQueue2, 1,s:  32,366,093 msg/sec
            OptimistAtomicQueue2, 1,i:  29,644,889 msg/sec
            OptimistAtomicQueue2, 2,s:  24,268,772 msg/sec
            OptimistAtomicQueue2, 2,i:  24,006,453 msg/sec
            OptimistAtomicQueue2, 3,s:  30,480,824 msg/sec
            OptimistAtomicQueue2, 3,i:  30,257,145 msg/sec
            OptimistAtomicQueue2, 4,s:  33,173,747 msg/sec
            OptimistAtomicQueue2, 4,i:  33,325,838 msg/sec
            OptimistAtomicQueue2, 5,s:  37,187,167 msg/sec
            OptimistAtomicQueue2, 5,i:  41,496,824 msg/sec
            OptimistAtomicQueue2, 6,s:  40,278,961 msg/sec
            OptimistAtomicQueue2, 6,i:  49,328,951 msg/sec
            OptimistAtomicQueue2, 7,s:  43,049,192 msg/sec
            OptimistAtomicQueue2, 7,i:  51,368,907 msg/sec
            OptimistAtomicQueue2, 8,s:  43,793,935 msg/sec
            OptimistAtomicQueue2, 8,i:  48,344,584 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,448,495 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,868,759 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,160,318 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,196,598 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,456,036 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,903,889 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,174,838 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,090,937 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,412,987 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,142,751 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,377,925 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,279,443 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,087,743 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,412,769 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,056,657 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,162,222 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000130 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000246 sec/round-trip
                pthread_spinlock: 0.000000240 sec/round-trip
                      std::mutex: 0.000000449 sec/round-trip
                 tbb::spin_mutex: 0.000000292 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000278 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000260 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[339] 33m:57s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,112,309 msg/sec
     boost::lockfree::spsc_queue, 1,i:  72,142,176 msg/sec
          boost::lockfree::queue, 1,s:   7,904,218 msg/sec
          boost::lockfree::queue, 1,i:   7,885,141 msg/sec
          boost::lockfree::queue, 2,s:   7,660,229 msg/sec
          boost::lockfree::queue, 2,i:   7,532,257 msg/sec
          boost::lockfree::queue, 3,s:   7,371,806 msg/sec
          boost::lockfree::queue, 3,i:   7,589,983 msg/sec
          boost::lockfree::queue, 4,s:   6,422,772 msg/sec
          boost::lockfree::queue, 4,i:   6,785,935 msg/sec
          boost::lockfree::queue, 5,s:   6,412,176 msg/sec
          boost::lockfree::queue, 5,i:   6,449,748 msg/sec
          boost::lockfree::queue, 6,s:   5,982,062 msg/sec
          boost::lockfree::queue, 6,i:   6,108,226 msg/sec
          boost::lockfree::queue, 7,s:   6,017,264 msg/sec
          boost::lockfree::queue, 7,i:   6,017,730 msg/sec
          boost::lockfree::queue, 8,s:   5,448,097 msg/sec
          boost::lockfree::queue, 8,i:   5,576,578 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 153,886,460 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  57,345,259 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,741,885 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,777,861 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,965,040 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,374,494 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,980,154 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,500,896 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,115,149 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,714,257 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,262,103 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,203,694 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,153,070 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,795,948 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,876,064 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,716,818 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,291,265 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,179,322 msg/sec
                pthread_spinlock, 1,s:  29,107,605 msg/sec
                pthread_spinlock, 1,i:  25,462,471 msg/sec
                pthread_spinlock, 2,s:  15,508,663 msg/sec
                pthread_spinlock, 2,i:  16,770,579 msg/sec
                pthread_spinlock, 3,s:   8,416,583 msg/sec
                pthread_spinlock, 3,i:  12,004,535 msg/sec
                pthread_spinlock, 4,s:   6,478,310 msg/sec
                pthread_spinlock, 4,i:   8,923,184 msg/sec
                pthread_spinlock, 5,s:   8,598,683 msg/sec
                pthread_spinlock, 5,i:   9,524,373 msg/sec
                pthread_spinlock, 6,s:   8,303,087 msg/sec
                pthread_spinlock, 6,i:   8,418,818 msg/sec
                pthread_spinlock, 7,s:   7,669,321 msg/sec
                pthread_spinlock, 7,i:   7,503,276 msg/sec
                pthread_spinlock, 8,s:   6,657,490 msg/sec
                pthread_spinlock, 8,i:   6,829,866 msg/sec
                      std::mutex, 1,s:   5,778,834 msg/sec
                      std::mutex, 1,i:   6,010,093 msg/sec
                      std::mutex, 2,s:   6,082,137 msg/sec
                      std::mutex, 2,i:   5,833,166 msg/sec
                      std::mutex, 3,s:   5,958,293 msg/sec
                      std::mutex, 3,i:   6,067,602 msg/sec
                      std::mutex, 4,s:   6,219,370 msg/sec
                      std::mutex, 4,i:   6,383,725 msg/sec
                      std::mutex, 5,s:   5,986,885 msg/sec
                      std::mutex, 5,i:   5,976,008 msg/sec
                      std::mutex, 6,s:   5,979,717 msg/sec
                      std::mutex, 6,i:   5,892,664 msg/sec
                      std::mutex, 7,s:   5,895,261 msg/sec
                      std::mutex, 7,i:   5,787,634 msg/sec
                      std::mutex, 8,s:   5,814,276 msg/sec
                      std::mutex, 8,i:   5,718,226 msg/sec
                 tbb::spin_mutex, 1,s:  38,293,380 msg/sec
                 tbb::spin_mutex, 1,i:  38,311,510 msg/sec
                 tbb::spin_mutex, 2,s:  18,017,021 msg/sec
                 tbb::spin_mutex, 2,i:  18,353,248 msg/sec
                 tbb::spin_mutex, 3,s:   7,408,827 msg/sec
                 tbb::spin_mutex, 3,i:  10,389,268 msg/sec
                 tbb::spin_mutex, 4,s:   3,247,661 msg/sec
                 tbb::spin_mutex, 4,i:   6,363,140 msg/sec
                 tbb::spin_mutex, 5,s:   5,425,828 msg/sec
                 tbb::spin_mutex, 5,i:   5,354,602 msg/sec
                 tbb::spin_mutex, 6,s:   5,231,527 msg/sec
                 tbb::spin_mutex, 6,i:   4,280,717 msg/sec
                 tbb::spin_mutex, 7,s:   4,828,006 msg/sec
                 tbb::spin_mutex, 7,i:   4,356,401 msg/sec
                 tbb::spin_mutex, 8,s:   4,251,842 msg/sec
                 tbb::spin_mutex, 8,i:   4,148,505 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,161,563 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,081,833 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,695,555 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,235,228 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,099,805 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,371,540 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,018,196 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,231,249 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,659,530 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,366,219 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,653,279 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,717,944 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,690,216 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,118,830 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,771,100 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   8,013,655 msg/sec
     xenium::michael_scott_queue, 1,s:   9,387,012 msg/sec
     xenium::michael_scott_queue, 1,i:   9,354,018 msg/sec
     xenium::michael_scott_queue, 2,s:   8,458,918 msg/sec
     xenium::michael_scott_queue, 2,i:   8,446,076 msg/sec
     xenium::michael_scott_queue, 3,s:   7,390,829 msg/sec
     xenium::michael_scott_queue, 3,i:   7,560,739 msg/sec
     xenium::michael_scott_queue, 4,s:   6,239,482 msg/sec
     xenium::michael_scott_queue, 4,i:   6,327,283 msg/sec
     xenium::michael_scott_queue, 5,s:   6,280,448 msg/sec
     xenium::michael_scott_queue, 5,i:   6,660,618 msg/sec
     xenium::michael_scott_queue, 6,s:   6,469,642 msg/sec
     xenium::michael_scott_queue, 6,i:   7,004,423 msg/sec
     xenium::michael_scott_queue, 7,s:   6,317,625 msg/sec
     xenium::michael_scott_queue, 7,i:   6,518,897 msg/sec
     xenium::michael_scott_queue, 8,s:   5,961,246 msg/sec
     xenium::michael_scott_queue, 8,i:   6,088,265 msg/sec
         xenium::ramalhete_queue, 1,s:  31,701,060 msg/sec
         xenium::ramalhete_queue, 1,i:  31,435,099 msg/sec
         xenium::ramalhete_queue, 2,s:  23,493,289 msg/sec
         xenium::ramalhete_queue, 2,i:  23,377,412 msg/sec
         xenium::ramalhete_queue, 3,s:  29,110,292 msg/sec
         xenium::ramalhete_queue, 3,i:  28,478,849 msg/sec
         xenium::ramalhete_queue, 4,s:  33,757,832 msg/sec
         xenium::ramalhete_queue, 4,i:  33,436,202 msg/sec
         xenium::ramalhete_queue, 5,s:  32,185,653 msg/sec
         xenium::ramalhete_queue, 5,i:  38,387,132 msg/sec
         xenium::ramalhete_queue, 6,s:  34,027,111 msg/sec
         xenium::ramalhete_queue, 6,i:  39,200,990 msg/sec
         xenium::ramalhete_queue, 7,s:  35,056,009 msg/sec
         xenium::ramalhete_queue, 7,i:  41,511,463 msg/sec
         xenium::ramalhete_queue, 8,s:  35,344,841 msg/sec
         xenium::ramalhete_queue, 8,i:  43,491,242 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,795,017 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,002,638 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,612,108 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,939,143 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,557,956 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,811,583 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,637,617 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,066,068 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,308,359 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,334,274 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,046,148 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,393,428 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,177,351 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,058,437 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,380,683 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,275,644 msg/sec
                     AtomicQueue, 1,s:  60,926,892 msg/sec
                     AtomicQueue, 1,i:  56,105,164 msg/sec
                     AtomicQueue, 2,s:  12,337,406 msg/sec
                     AtomicQueue, 2,i:  11,725,756 msg/sec
                     AtomicQueue, 3,s:  10,757,868 msg/sec
                     AtomicQueue, 3,i:   9,884,601 msg/sec
                     AtomicQueue, 4,s:   8,252,695 msg/sec
                     AtomicQueue, 4,i:   8,187,523 msg/sec
                     AtomicQueue, 5,s:   7,999,200 msg/sec
                     AtomicQueue, 5,i:   8,079,101 msg/sec
                     AtomicQueue, 6,s:   7,740,847 msg/sec
                     AtomicQueue, 6,i:   7,617,248 msg/sec
                     AtomicQueue, 7,s:   7,070,360 msg/sec
                     AtomicQueue, 7,i:   7,967,061 msg/sec
                     AtomicQueue, 8,s:   6,344,554 msg/sec
                     AtomicQueue, 8,i:   7,450,071 msg/sec
                    AtomicQueueB, 1,s:  43,850,916 msg/sec
                    AtomicQueueB, 1,i:  44,032,893 msg/sec
                    AtomicQueueB, 2,s:  11,729,559 msg/sec
                    AtomicQueueB, 2,i:  11,419,666 msg/sec
                    AtomicQueueB, 3,s:  11,067,224 msg/sec
                    AtomicQueueB, 3,i:  10,098,209 msg/sec
                    AtomicQueueB, 4,s:   8,063,751 msg/sec
                    AtomicQueueB, 4,i:   7,969,374 msg/sec
                    AtomicQueueB, 5,s:   7,575,103 msg/sec
                    AtomicQueueB, 5,i:   7,771,627 msg/sec
                    AtomicQueueB, 6,s:   7,331,400 msg/sec
                    AtomicQueueB, 6,i:   7,479,676 msg/sec
                    AtomicQueueB, 7,s:   6,857,536 msg/sec
                    AtomicQueueB, 7,i:   7,736,417 msg/sec
                    AtomicQueueB, 8,s:   6,211,184 msg/sec
                    AtomicQueueB, 8,i:   7,209,530 msg/sec
             OptimistAtomicQueue, 1,s: 710,406,387 msg/sec
             OptimistAtomicQueue, 1,i: 642,763,264 msg/sec
             OptimistAtomicQueue, 2,s:  32,642,722 msg/sec
             OptimistAtomicQueue, 2,i:  32,736,362 msg/sec
             OptimistAtomicQueue, 3,s:  36,687,001 msg/sec
             OptimistAtomicQueue, 3,i:  37,424,164 msg/sec
             OptimistAtomicQueue, 4,s:  39,289,663 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,418 msg/sec
             OptimistAtomicQueue, 5,s:  42,505,371 msg/sec
             OptimistAtomicQueue, 5,i:  46,418,921 msg/sec
             OptimistAtomicQueue, 6,s:  42,902,423 msg/sec
             OptimistAtomicQueue, 6,i:  50,255,455 msg/sec
             OptimistAtomicQueue, 7,s:  45,185,905 msg/sec
             OptimistAtomicQueue, 7,i:  49,182,039 msg/sec
             OptimistAtomicQueue, 8,s:  46,438,743 msg/sec
             OptimistAtomicQueue, 8,i:  48,609,122 msg/sec
            OptimistAtomicQueueB, 1,s: 688,087,164 msg/sec
            OptimistAtomicQueueB, 1,i:  77,704,020 msg/sec
            OptimistAtomicQueueB, 2,s:  32,219,450 msg/sec
            OptimistAtomicQueueB, 2,i:  32,249,955 msg/sec
            OptimistAtomicQueueB, 3,s:  36,292,856 msg/sec
            OptimistAtomicQueueB, 3,i:  36,891,590 msg/sec
            OptimistAtomicQueueB, 4,s:  38,751,316 msg/sec
            OptimistAtomicQueueB, 4,i:  38,646,222 msg/sec
            OptimistAtomicQueueB, 5,s:  41,103,143 msg/sec
            OptimistAtomicQueueB, 5,i:  45,934,753 msg/sec
            OptimistAtomicQueueB, 6,s:  40,991,360 msg/sec
            OptimistAtomicQueueB, 6,i:  48,628,184 msg/sec
            OptimistAtomicQueueB, 7,s:  42,058,750 msg/sec
            OptimistAtomicQueueB, 7,i:  48,191,744 msg/sec
            OptimistAtomicQueueB, 8,s:  44,423,639 msg/sec
            OptimistAtomicQueueB, 8,i:  47,648,882 msg/sec
                    AtomicQueue2, 1,s:  22,900,092 msg/sec
                    AtomicQueue2, 1,i:  22,965,809 msg/sec
                    AtomicQueue2, 2,s:  11,732,578 msg/sec
                    AtomicQueue2, 2,i:  11,414,585 msg/sec
                    AtomicQueue2, 3,s:   9,740,029 msg/sec
                    AtomicQueue2, 3,i:   9,438,520 msg/sec
                    AtomicQueue2, 4,s:   8,095,987 msg/sec
                    AtomicQueue2, 4,i:   8,034,846 msg/sec
                    AtomicQueue2, 5,s:   7,898,615 msg/sec
                    AtomicQueue2, 5,i:   7,981,507 msg/sec
                    AtomicQueue2, 6,s:   7,831,645 msg/sec
                    AtomicQueue2, 6,i:   7,516,663 msg/sec
                    AtomicQueue2, 7,s:   7,189,688 msg/sec
                    AtomicQueue2, 7,i:   7,889,537 msg/sec
                    AtomicQueue2, 8,s:   6,381,572 msg/sec
                    AtomicQueue2, 8,i:   7,353,027 msg/sec
                   AtomicQueueB2, 1,s:  36,029,289 msg/sec
                   AtomicQueueB2, 1,i:  35,911,482 msg/sec
                   AtomicQueueB2, 2,s:  11,435,029 msg/sec
                   AtomicQueueB2, 2,i:  11,107,229 msg/sec
                   AtomicQueueB2, 3,s:   9,673,180 msg/sec
                   AtomicQueueB2, 3,i:   9,551,173 msg/sec
                   AtomicQueueB2, 4,s:   7,948,849 msg/sec
                   AtomicQueueB2, 4,i:   7,784,815 msg/sec
                   AtomicQueueB2, 5,s:   7,537,134 msg/sec
                   AtomicQueueB2, 5,i:   7,668,547 msg/sec
                   AtomicQueueB2, 6,s:   7,160,704 msg/sec
                   AtomicQueueB2, 6,i:   7,427,571 msg/sec
                   AtomicQueueB2, 7,s:   6,905,289 msg/sec
                   AtomicQueueB2, 7,i:   7,690,761 msg/sec
                   AtomicQueueB2, 8,s:   6,317,816 msg/sec
                   AtomicQueueB2, 8,i:   7,101,032 msg/sec
            OptimistAtomicQueue2, 1,s: 325,309,017 msg/sec
            OptimistAtomicQueue2, 1,i:  32,208,041 msg/sec
            OptimistAtomicQueue2, 2,s:  24,928,221 msg/sec
            OptimistAtomicQueue2, 2,i:  24,024,940 msg/sec
            OptimistAtomicQueue2, 3,s:  30,322,848 msg/sec
            OptimistAtomicQueue2, 3,i:  29,945,984 msg/sec
            OptimistAtomicQueue2, 4,s:  33,265,085 msg/sec
            OptimistAtomicQueue2, 4,i:  33,068,278 msg/sec
            OptimistAtomicQueue2, 5,s:  37,484,173 msg/sec
            OptimistAtomicQueue2, 5,i:  41,178,509 msg/sec
            OptimistAtomicQueue2, 6,s:  40,492,341 msg/sec
            OptimistAtomicQueue2, 6,i:  49,049,149 msg/sec
            OptimistAtomicQueue2, 7,s:  43,291,059 msg/sec
            OptimistAtomicQueue2, 7,i:  48,160,549 msg/sec
            OptimistAtomicQueue2, 8,s:  43,918,079 msg/sec
            OptimistAtomicQueue2, 8,i:  49,349,560 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,843,812 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,876,579 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,211,900 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,171,054 msg/sec
           OptimistAtomicQueueB2, 3,s:  31,334,044 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,509,577 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,821,871 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,366,118 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,348,912 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,315,296 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,375,084 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,351,747 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,946,048 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,005,652 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,922,807 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,270,122 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000317 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000128 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000269 sec/round-trip
                      std::mutex: 0.000000454 sec/round-trip
                 tbb::spin_mutex: 0.000000286 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000291 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[340] 32m:38s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,593,226 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,527,440 msg/sec
          boost::lockfree::queue, 1,s:   8,170,875 msg/sec
          boost::lockfree::queue, 1,i:   8,277,185 msg/sec
          boost::lockfree::queue, 2,s:   7,626,115 msg/sec
          boost::lockfree::queue, 2,i:   7,477,148 msg/sec
          boost::lockfree::queue, 3,s:   7,385,905 msg/sec
          boost::lockfree::queue, 3,i:   7,567,595 msg/sec
          boost::lockfree::queue, 4,s:   6,420,181 msg/sec
          boost::lockfree::queue, 4,i:   6,785,737 msg/sec
          boost::lockfree::queue, 5,s:   6,436,097 msg/sec
          boost::lockfree::queue, 5,i:   6,489,511 msg/sec
          boost::lockfree::queue, 6,s:   5,975,697 msg/sec
          boost::lockfree::queue, 6,i:   6,103,515 msg/sec
          boost::lockfree::queue, 7,s:   5,990,182 msg/sec
          boost::lockfree::queue, 7,i:   5,939,170 msg/sec
          boost::lockfree::queue, 8,s:   5,344,715 msg/sec
          boost::lockfree::queue, 8,i:   5,676,543 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 467,292,067 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 477,329,418 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,948,358 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  23,971,051 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,703,265 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,810,792 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,889,860 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,695,603 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,018,529 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,104,903 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,044,787 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,733,706 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,347,266 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,503,208 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,934,119 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  46,775,448 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  31,232,530 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,612,560 msg/sec
                pthread_spinlock, 1,s:  28,789,130 msg/sec
                pthread_spinlock, 1,i:  25,343,881 msg/sec
                pthread_spinlock, 2,s:  15,652,300 msg/sec
                pthread_spinlock, 2,i:  17,087,785 msg/sec
                pthread_spinlock, 3,s:   8,404,274 msg/sec
                pthread_spinlock, 3,i:  12,006,495 msg/sec
                pthread_spinlock, 4,s:   6,514,839 msg/sec
                pthread_spinlock, 4,i:   9,181,755 msg/sec
                pthread_spinlock, 5,s:   8,790,344 msg/sec
                pthread_spinlock, 5,i:   8,826,986 msg/sec
                pthread_spinlock, 6,s:   8,368,933 msg/sec
                pthread_spinlock, 6,i:   8,583,413 msg/sec
                pthread_spinlock, 7,s:   7,516,700 msg/sec
                pthread_spinlock, 7,i:   7,598,917 msg/sec
                pthread_spinlock, 8,s:   6,874,086 msg/sec
                pthread_spinlock, 8,i:   6,937,966 msg/sec
                      std::mutex, 1,s:   6,868,324 msg/sec
                      std::mutex, 1,i:   6,851,725 msg/sec
                      std::mutex, 2,s:   5,566,715 msg/sec
                      std::mutex, 2,i:   5,620,479 msg/sec
                      std::mutex, 3,s:   5,335,509 msg/sec
                      std::mutex, 3,i:   6,117,352 msg/sec
                      std::mutex, 4,s:   6,136,862 msg/sec
                      std::mutex, 4,i:   6,382,767 msg/sec
                      std::mutex, 5,s:   6,104,101 msg/sec
                      std::mutex, 5,i:   5,782,458 msg/sec
                      std::mutex, 6,s:   6,096,877 msg/sec
                      std::mutex, 6,i:   6,090,964 msg/sec
                      std::mutex, 7,s:   5,939,645 msg/sec
                      std::mutex, 7,i:   5,924,284 msg/sec
                      std::mutex, 8,s:   5,784,573 msg/sec
                      std::mutex, 8,i:   5,774,782 msg/sec
                 tbb::spin_mutex, 1,s:  37,583,126 msg/sec
                 tbb::spin_mutex, 1,i:  37,565,742 msg/sec
                 tbb::spin_mutex, 2,s:  21,149,895 msg/sec
                 tbb::spin_mutex, 2,i:  18,380,253 msg/sec
                 tbb::spin_mutex, 3,s:   7,316,464 msg/sec
                 tbb::spin_mutex, 3,i:  10,631,950 msg/sec
                 tbb::spin_mutex, 4,s:   3,112,343 msg/sec
                 tbb::spin_mutex, 4,i:   6,383,424 msg/sec
                 tbb::spin_mutex, 5,s:   5,496,564 msg/sec
                 tbb::spin_mutex, 5,i:   5,611,589 msg/sec
                 tbb::spin_mutex, 6,s:   5,124,724 msg/sec
                 tbb::spin_mutex, 6,i:   4,276,462 msg/sec
                 tbb::spin_mutex, 7,s:   4,842,401 msg/sec
                 tbb::spin_mutex, 7,i:   4,341,032 msg/sec
                 tbb::spin_mutex, 8,s:   4,240,532 msg/sec
                 tbb::spin_mutex, 8,i:   4,147,001 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,881,374 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,149,352 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,393,942 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,806,965 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,295,512 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,870,719 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,349,781 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,246,363 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,801,472 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,784,254 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,724,441 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,106,751 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,863,832 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,961,250 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,874,160 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,118,130 msg/sec
     xenium::michael_scott_queue, 1,s:   9,990,721 msg/sec
     xenium::michael_scott_queue, 1,i:   9,740,403 msg/sec
     xenium::michael_scott_queue, 2,s:   8,409,638 msg/sec
     xenium::michael_scott_queue, 2,i:   8,487,621 msg/sec
     xenium::michael_scott_queue, 3,s:   7,278,988 msg/sec
     xenium::michael_scott_queue, 3,i:   7,566,442 msg/sec
     xenium::michael_scott_queue, 4,s:   6,302,177 msg/sec
     xenium::michael_scott_queue, 4,i:   6,296,061 msg/sec
     xenium::michael_scott_queue, 5,s:   6,324,021 msg/sec
     xenium::michael_scott_queue, 5,i:   6,648,114 msg/sec
     xenium::michael_scott_queue, 6,s:   6,493,833 msg/sec
     xenium::michael_scott_queue, 6,i:   6,621,966 msg/sec
     xenium::michael_scott_queue, 7,s:   6,303,605 msg/sec
     xenium::michael_scott_queue, 7,i:   6,557,542 msg/sec
     xenium::michael_scott_queue, 8,s:   5,992,598 msg/sec
     xenium::michael_scott_queue, 8,i:   6,148,068 msg/sec
         xenium::ramalhete_queue, 1,s:  31,700,214 msg/sec
         xenium::ramalhete_queue, 1,i:  32,163,934 msg/sec
         xenium::ramalhete_queue, 2,s:  23,543,790 msg/sec
         xenium::ramalhete_queue, 2,i:  23,314,831 msg/sec
         xenium::ramalhete_queue, 3,s:  29,118,861 msg/sec
         xenium::ramalhete_queue, 3,i:  28,434,343 msg/sec
         xenium::ramalhete_queue, 4,s:  33,824,521 msg/sec
         xenium::ramalhete_queue, 4,i:  33,467,890 msg/sec
         xenium::ramalhete_queue, 5,s:  31,972,034 msg/sec
         xenium::ramalhete_queue, 5,i:  35,958,760 msg/sec
         xenium::ramalhete_queue, 6,s:  34,069,538 msg/sec
         xenium::ramalhete_queue, 6,i:  38,849,764 msg/sec
         xenium::ramalhete_queue, 7,s:  35,014,063 msg/sec
         xenium::ramalhete_queue, 7,i:  40,896,138 msg/sec
         xenium::ramalhete_queue, 8,s:  35,513,294 msg/sec
         xenium::ramalhete_queue, 8,i:  43,927,906 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,710,572 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,774,054 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,033,144 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,852,079 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,556,676 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,671,703 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,578,026 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,294,452 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,789,628 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,310,888 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,108,593 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,552,670 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,240,363 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,872,310 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,401,338 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,489,866 msg/sec
                     AtomicQueue, 1,s: 160,937,907 msg/sec
                     AtomicQueue, 1,i: 261,469,934 msg/sec
                     AtomicQueue, 2,s:  12,280,763 msg/sec
                     AtomicQueue, 2,i:  11,774,535 msg/sec
                     AtomicQueue, 3,s:  10,726,472 msg/sec
                     AtomicQueue, 3,i:   9,888,937 msg/sec
                     AtomicQueue, 4,s:   8,195,859 msg/sec
                     AtomicQueue, 4,i:   8,181,630 msg/sec
                     AtomicQueue, 5,s:   8,052,827 msg/sec
                     AtomicQueue, 5,i:   8,148,690 msg/sec
                     AtomicQueue, 6,s:   7,726,704 msg/sec
                     AtomicQueue, 6,i:   7,606,961 msg/sec
                     AtomicQueue, 7,s:   7,146,640 msg/sec
                     AtomicQueue, 7,i:   7,996,151 msg/sec
                     AtomicQueue, 8,s:   6,312,388 msg/sec
                     AtomicQueue, 8,i:   7,465,146 msg/sec
                    AtomicQueueB, 1,s:  51,582,763 msg/sec
                    AtomicQueueB, 1,i:  43,066,781 msg/sec
                    AtomicQueueB, 2,s:  11,897,174 msg/sec
                    AtomicQueueB, 2,i:  11,522,275 msg/sec
                    AtomicQueueB, 3,s:  11,037,427 msg/sec
                    AtomicQueueB, 3,i:  10,014,983 msg/sec
                    AtomicQueueB, 4,s:   8,037,587 msg/sec
                    AtomicQueueB, 4,i:   8,108,054 msg/sec
                    AtomicQueueB, 5,s:   7,582,456 msg/sec
                    AtomicQueueB, 5,i:   7,771,436 msg/sec
                    AtomicQueueB, 6,s:   7,410,172 msg/sec
                    AtomicQueueB, 6,i:   7,562,002 msg/sec
                    AtomicQueueB, 7,s:   6,901,671 msg/sec
                    AtomicQueueB, 7,i:   7,538,155 msg/sec
                    AtomicQueueB, 8,s:   6,228,515 msg/sec
                    AtomicQueueB, 8,i:   6,989,574 msg/sec
             OptimistAtomicQueue, 1,s: 770,370,918 msg/sec
             OptimistAtomicQueue, 1,i: 517,891,534 msg/sec
             OptimistAtomicQueue, 2,s:  32,654,497 msg/sec
             OptimistAtomicQueue, 2,i:  32,740,785 msg/sec
             OptimistAtomicQueue, 3,s:  36,696,681 msg/sec
             OptimistAtomicQueue, 3,i:  37,394,703 msg/sec
             OptimistAtomicQueue, 4,s:  39,293,876 msg/sec
             OptimistAtomicQueue, 4,i:  39,413,226 msg/sec
             OptimistAtomicQueue, 5,s:  42,330,747 msg/sec
             OptimistAtomicQueue, 5,i:  46,149,843 msg/sec
             OptimistAtomicQueue, 6,s:  42,468,463 msg/sec
             OptimistAtomicQueue, 6,i:  50,248,311 msg/sec
             OptimistAtomicQueue, 7,s:  45,037,564 msg/sec
             OptimistAtomicQueue, 7,i:  52,966,791 msg/sec
             OptimistAtomicQueue, 8,s:  46,363,370 msg/sec
             OptimistAtomicQueue, 8,i:  48,837,141 msg/sec
            OptimistAtomicQueueB, 1,s:  77,700,791 msg/sec
            OptimistAtomicQueueB, 1,i:  76,511,477 msg/sec
            OptimistAtomicQueueB, 2,s:  32,223,002 msg/sec
            OptimistAtomicQueueB, 2,i:  32,068,335 msg/sec
            OptimistAtomicQueueB, 3,s:  36,316,552 msg/sec
            OptimistAtomicQueueB, 3,i:  36,954,468 msg/sec
            OptimistAtomicQueueB, 4,s:  38,713,303 msg/sec
            OptimistAtomicQueueB, 4,i:  38,608,492 msg/sec
            OptimistAtomicQueueB, 5,s:  40,314,011 msg/sec
            OptimistAtomicQueueB, 5,i:  46,527,824 msg/sec
            OptimistAtomicQueueB, 6,s:  41,082,323 msg/sec
            OptimistAtomicQueueB, 6,i:  49,090,202 msg/sec
            OptimistAtomicQueueB, 7,s:  42,365,287 msg/sec
            OptimistAtomicQueueB, 7,i:  48,075,821 msg/sec
            OptimistAtomicQueueB, 8,s:  44,370,099 msg/sec
            OptimistAtomicQueueB, 8,i:  48,843,516 msg/sec
                    AtomicQueue2, 1,s:  22,910,196 msg/sec
                    AtomicQueue2, 1,i:  22,845,950 msg/sec
                    AtomicQueue2, 2,s:  11,770,231 msg/sec
                    AtomicQueue2, 2,i:  11,388,207 msg/sec
                    AtomicQueue2, 3,s:   9,388,062 msg/sec
                    AtomicQueue2, 3,i:   9,519,969 msg/sec
                    AtomicQueue2, 4,s:   8,093,345 msg/sec
                    AtomicQueue2, 4,i:   8,027,556 msg/sec
                    AtomicQueue2, 5,s:   7,906,428 msg/sec
                    AtomicQueue2, 5,i:   8,033,034 msg/sec
                    AtomicQueue2, 6,s:   7,869,635 msg/sec
                    AtomicQueue2, 6,i:   7,524,095 msg/sec
                    AtomicQueue2, 7,s:   7,149,866 msg/sec
                    AtomicQueue2, 7,i:   7,907,667 msg/sec
                    AtomicQueue2, 8,s:   6,371,418 msg/sec
                    AtomicQueue2, 8,i:   7,331,185 msg/sec
                   AtomicQueueB2, 1,s:  33,426,881 msg/sec
                   AtomicQueueB2, 1,i:  33,451,780 msg/sec
                   AtomicQueueB2, 2,s:  11,318,552 msg/sec
                   AtomicQueueB2, 2,i:  11,097,976 msg/sec
                   AtomicQueueB2, 3,s:   9,723,914 msg/sec
                   AtomicQueueB2, 3,i:   9,514,200 msg/sec
                   AtomicQueueB2, 4,s:   7,946,419 msg/sec
                   AtomicQueueB2, 4,i:   7,886,557 msg/sec
                   AtomicQueueB2, 5,s:   7,495,551 msg/sec
                   AtomicQueueB2, 5,i:   7,739,538 msg/sec
                   AtomicQueueB2, 6,s:   7,221,962 msg/sec
                   AtomicQueueB2, 6,i:   7,442,855 msg/sec
                   AtomicQueueB2, 7,s:   6,961,379 msg/sec
                   AtomicQueueB2, 7,i:   7,715,390 msg/sec
                   AtomicQueueB2, 8,s:   6,254,965 msg/sec
                   AtomicQueueB2, 8,i:   7,104,957 msg/sec
            OptimistAtomicQueue2, 1,s: 437,572,657 msg/sec
            OptimistAtomicQueue2, 1,i:  29,571,347 msg/sec
            OptimistAtomicQueue2, 2,s:  24,264,787 msg/sec
            OptimistAtomicQueue2, 2,i:  24,015,015 msg/sec
            OptimistAtomicQueue2, 3,s:  30,301,738 msg/sec
            OptimistAtomicQueue2, 3,i:  29,932,665 msg/sec
            OptimistAtomicQueue2, 4,s:  33,327,371 msg/sec
            OptimistAtomicQueue2, 4,i:  33,178,990 msg/sec
            OptimistAtomicQueue2, 5,s:  37,222,231 msg/sec
            OptimistAtomicQueue2, 5,i:  39,981,439 msg/sec
            OptimistAtomicQueue2, 6,s:  40,245,249 msg/sec
            OptimistAtomicQueue2, 6,i:  49,097,185 msg/sec
            OptimistAtomicQueue2, 7,s:  42,788,379 msg/sec
            OptimistAtomicQueue2, 7,i:  51,593,488 msg/sec
            OptimistAtomicQueue2, 8,s:  43,921,128 msg/sec
            OptimistAtomicQueue2, 8,i:  48,338,675 msg/sec
           OptimistAtomicQueueB2, 1,s:  73,978,707 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,947,499 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,891,490 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,674,129 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,634,099 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,193,875 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,998,105 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,877,953 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,504,270 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,434,055 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,691,903 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,237,059 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,097,306 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,449,370 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,268,705 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,641,854 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000135 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000134 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000241 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000283 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000368 sec/round-trip
         xenium::ramalhete_queue: 0.000000272 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000184 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000144 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[341] 31m:19s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,222,806 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,212,344 msg/sec
          boost::lockfree::queue, 1,s:   6,877,497 msg/sec
          boost::lockfree::queue, 1,i:   6,956,438 msg/sec
          boost::lockfree::queue, 2,s:   7,637,009 msg/sec
          boost::lockfree::queue, 2,i:   7,519,333 msg/sec
          boost::lockfree::queue, 3,s:   7,304,373 msg/sec
          boost::lockfree::queue, 3,i:   7,521,061 msg/sec
          boost::lockfree::queue, 4,s:   6,426,836 msg/sec
          boost::lockfree::queue, 4,i:   6,759,120 msg/sec
          boost::lockfree::queue, 5,s:   6,391,491 msg/sec
          boost::lockfree::queue, 5,i:   6,488,269 msg/sec
          boost::lockfree::queue, 6,s:   5,988,098 msg/sec
          boost::lockfree::queue, 6,i:   6,105,509 msg/sec
          boost::lockfree::queue, 7,s:   5,812,494 msg/sec
          boost::lockfree::queue, 7,i:   5,937,764 msg/sec
          boost::lockfree::queue, 8,s:   5,491,215 msg/sec
          boost::lockfree::queue, 8,i:   5,586,971 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 152,195,129 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  69,726,790 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,378,028 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,691,992 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,606,887 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,434,087 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,447,112 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,048,451 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,685,386 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,436,245 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,298,937 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,381,415 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,357,355 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,189,458 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  48,786,433 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,348,545 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,405,514 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,436,960 msg/sec
                pthread_spinlock, 1,s:  29,072,758 msg/sec
                pthread_spinlock, 1,i:  25,464,722 msg/sec
                pthread_spinlock, 2,s:  15,868,434 msg/sec
                pthread_spinlock, 2,i:  17,169,645 msg/sec
                pthread_spinlock, 3,s:   8,332,888 msg/sec
                pthread_spinlock, 3,i:  12,185,345 msg/sec
                pthread_spinlock, 4,s:   6,494,734 msg/sec
                pthread_spinlock, 4,i:   8,991,977 msg/sec
                pthread_spinlock, 5,s:   8,778,734 msg/sec
                pthread_spinlock, 5,i:   9,256,162 msg/sec
                pthread_spinlock, 6,s:   8,287,339 msg/sec
                pthread_spinlock, 6,i:   8,388,547 msg/sec
                pthread_spinlock, 7,s:   7,474,988 msg/sec
                pthread_spinlock, 7,i:   7,604,807 msg/sec
                pthread_spinlock, 8,s:   6,786,085 msg/sec
                pthread_spinlock, 8,i:   6,933,584 msg/sec
                      std::mutex, 1,s:   6,893,469 msg/sec
                      std::mutex, 1,i:   6,031,853 msg/sec
                      std::mutex, 2,s:   5,775,985 msg/sec
                      std::mutex, 2,i:   5,509,345 msg/sec
                      std::mutex, 3,s:   5,029,606 msg/sec
                      std::mutex, 3,i:   5,467,265 msg/sec
                      std::mutex, 4,s:   5,587,970 msg/sec
                      std::mutex, 4,i:   6,251,220 msg/sec
                      std::mutex, 5,s:   6,014,100 msg/sec
                      std::mutex, 5,i:   6,186,045 msg/sec
                      std::mutex, 6,s:   5,881,400 msg/sec
                      std::mutex, 6,i:   5,829,756 msg/sec
                      std::mutex, 7,s:   5,800,529 msg/sec
                      std::mutex, 7,i:   5,763,459 msg/sec
                      std::mutex, 8,s:   5,662,127 msg/sec
                      std::mutex, 8,i:   5,643,635 msg/sec
                 tbb::spin_mutex, 1,s:  37,660,987 msg/sec
                 tbb::spin_mutex, 1,i:  33,077,753 msg/sec
                 tbb::spin_mutex, 2,s:  21,109,988 msg/sec
                 tbb::spin_mutex, 2,i:  18,754,285 msg/sec
                 tbb::spin_mutex, 3,s:   8,372,136 msg/sec
                 tbb::spin_mutex, 3,i:  10,997,475 msg/sec
                 tbb::spin_mutex, 4,s:   3,217,268 msg/sec
                 tbb::spin_mutex, 4,i:   6,366,341 msg/sec
                 tbb::spin_mutex, 5,s:   5,500,989 msg/sec
                 tbb::spin_mutex, 5,i:   5,741,957 msg/sec
                 tbb::spin_mutex, 6,s:   5,328,369 msg/sec
                 tbb::spin_mutex, 6,i:   4,333,589 msg/sec
                 tbb::spin_mutex, 7,s:   4,847,220 msg/sec
                 tbb::spin_mutex, 7,i:   4,354,308 msg/sec
                 tbb::spin_mutex, 8,s:   4,276,340 msg/sec
                 tbb::spin_mutex, 8,i:   4,081,285 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,193,312 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,149,042 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,967,585 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,806,737 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,467,992 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,768,685 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,069,032 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,543,824 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,533,119 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,550,302 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,776,511 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,652,418 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,793,914 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,798,090 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,086,099 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,083,500 msg/sec
     xenium::michael_scott_queue, 1,s:   9,452,373 msg/sec
     xenium::michael_scott_queue, 1,i:   9,327,018 msg/sec
     xenium::michael_scott_queue, 2,s:   8,521,932 msg/sec
     xenium::michael_scott_queue, 2,i:   8,549,765 msg/sec
     xenium::michael_scott_queue, 3,s:   7,272,563 msg/sec
     xenium::michael_scott_queue, 3,i:   7,558,904 msg/sec
     xenium::michael_scott_queue, 4,s:   6,338,809 msg/sec
     xenium::michael_scott_queue, 4,i:   6,355,039 msg/sec
     xenium::michael_scott_queue, 5,s:   6,340,920 msg/sec
     xenium::michael_scott_queue, 5,i:   6,652,340 msg/sec
     xenium::michael_scott_queue, 6,s:   6,512,901 msg/sec
     xenium::michael_scott_queue, 6,i:   6,642,595 msg/sec
     xenium::michael_scott_queue, 7,s:   6,384,702 msg/sec
     xenium::michael_scott_queue, 7,i:   6,415,140 msg/sec
     xenium::michael_scott_queue, 8,s:   6,000,829 msg/sec
     xenium::michael_scott_queue, 8,i:   6,246,297 msg/sec
         xenium::ramalhete_queue, 1,s:  31,919,808 msg/sec
         xenium::ramalhete_queue, 1,i:  31,937,171 msg/sec
         xenium::ramalhete_queue, 2,s:  23,598,028 msg/sec
         xenium::ramalhete_queue, 2,i:  23,431,810 msg/sec
         xenium::ramalhete_queue, 3,s:  29,121,770 msg/sec
         xenium::ramalhete_queue, 3,i:  28,394,247 msg/sec
         xenium::ramalhete_queue, 4,s:  33,792,130 msg/sec
         xenium::ramalhete_queue, 4,i:  33,438,175 msg/sec
         xenium::ramalhete_queue, 5,s:  31,977,492 msg/sec
         xenium::ramalhete_queue, 5,i:  38,549,256 msg/sec
         xenium::ramalhete_queue, 6,s:  34,035,717 msg/sec
         xenium::ramalhete_queue, 6,i:  38,850,790 msg/sec
         xenium::ramalhete_queue, 7,s:  35,340,928 msg/sec
         xenium::ramalhete_queue, 7,i:  41,351,572 msg/sec
         xenium::ramalhete_queue, 8,s:  35,567,025 msg/sec
         xenium::ramalhete_queue, 8,i:  44,388,191 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,492,383 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,770,529 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,421,047 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,428,729 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,597,834 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,649,827 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,543,486 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,305,683 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,908,058 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,337,775 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,021,352 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,492,927 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,235,810 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,890,102 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,413,892 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,545,816 msg/sec
                     AtomicQueue, 1,s:  82,504,200 msg/sec
                     AtomicQueue, 1,i:  56,758,948 msg/sec
                     AtomicQueue, 2,s:  12,330,186 msg/sec
                     AtomicQueue, 2,i:  11,755,477 msg/sec
                     AtomicQueue, 3,s:  10,817,788 msg/sec
                     AtomicQueue, 3,i:   9,898,678 msg/sec
                     AtomicQueue, 4,s:   8,195,068 msg/sec
                     AtomicQueue, 4,i:   8,198,336 msg/sec
                     AtomicQueue, 5,s:   8,014,265 msg/sec
                     AtomicQueue, 5,i:   8,107,435 msg/sec
                     AtomicQueue, 6,s:   7,815,110 msg/sec
                     AtomicQueue, 6,i:   7,617,675 msg/sec
                     AtomicQueue, 7,s:   7,063,481 msg/sec
                     AtomicQueue, 7,i:   7,957,114 msg/sec
                     AtomicQueue, 8,s:   6,360,416 msg/sec
                     AtomicQueue, 8,i:   7,462,648 msg/sec
                    AtomicQueueB, 1,s:  44,523,171 msg/sec
                    AtomicQueueB, 1,i:  43,226,774 msg/sec
                    AtomicQueueB, 2,s:  11,791,000 msg/sec
                    AtomicQueueB, 2,i:  11,521,495 msg/sec
                    AtomicQueueB, 3,s:  10,966,532 msg/sec
                    AtomicQueueB, 3,i:  10,243,385 msg/sec
                    AtomicQueueB, 4,s:   8,058,829 msg/sec
                    AtomicQueueB, 4,i:   7,990,771 msg/sec
                    AtomicQueueB, 5,s:   7,680,275 msg/sec
                    AtomicQueueB, 5,i:   7,768,559 msg/sec
                    AtomicQueueB, 6,s:   7,409,855 msg/sec
                    AtomicQueueB, 6,i:   7,541,614 msg/sec
                    AtomicQueueB, 7,s:   6,888,281 msg/sec
                    AtomicQueueB, 7,i:   7,717,388 msg/sec
                    AtomicQueueB, 8,s:   6,306,241 msg/sec
                    AtomicQueueB, 8,i:   7,189,810 msg/sec
             OptimistAtomicQueue, 1,s: 722,404,769 msg/sec
             OptimistAtomicQueue, 1,i: 537,564,178 msg/sec
             OptimistAtomicQueue, 2,s:  32,205,155 msg/sec
             OptimistAtomicQueue, 2,i:  32,105,832 msg/sec
             OptimistAtomicQueue, 3,s:  36,625,703 msg/sec
             OptimistAtomicQueue, 3,i:  37,337,328 msg/sec
             OptimistAtomicQueue, 4,s:  39,243,677 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,034 msg/sec
             OptimistAtomicQueue, 5,s:  42,501,977 msg/sec
             OptimistAtomicQueue, 5,i:  48,017,066 msg/sec
             OptimistAtomicQueue, 6,s:  42,637,830 msg/sec
             OptimistAtomicQueue, 6,i:  50,433,221 msg/sec
             OptimistAtomicQueue, 7,s:  44,369,267 msg/sec
             OptimistAtomicQueue, 7,i:  52,903,834 msg/sec
             OptimistAtomicQueue, 8,s:  46,476,263 msg/sec
             OptimistAtomicQueue, 8,i:  50,377,637 msg/sec
            OptimistAtomicQueueB, 1,s: 266,026,040 msg/sec
            OptimistAtomicQueueB, 1,i:  76,434,722 msg/sec
            OptimistAtomicQueueB, 2,s:  32,232,731 msg/sec
            OptimistAtomicQueueB, 2,i:  32,170,464 msg/sec
            OptimistAtomicQueueB, 3,s:  36,327,662 msg/sec
            OptimistAtomicQueueB, 3,i:  36,957,612 msg/sec
            OptimistAtomicQueueB, 4,s:  38,706,202 msg/sec
            OptimistAtomicQueueB, 4,i:  38,601,727 msg/sec
            OptimistAtomicQueueB, 5,s:  41,258,704 msg/sec
            OptimistAtomicQueueB, 5,i:  45,477,063 msg/sec
            OptimistAtomicQueueB, 6,s:  41,106,947 msg/sec
            OptimistAtomicQueueB, 6,i:  48,986,344 msg/sec
            OptimistAtomicQueueB, 7,s:  42,331,266 msg/sec
            OptimistAtomicQueueB, 7,i:  47,931,092 msg/sec
            OptimistAtomicQueueB, 8,s:  43,899,112 msg/sec
            OptimistAtomicQueueB, 8,i:  47,792,322 msg/sec
                    AtomicQueue2, 1,s:  23,480,339 msg/sec
                    AtomicQueue2, 1,i:  23,387,503 msg/sec
                    AtomicQueue2, 2,s:  11,763,042 msg/sec
                    AtomicQueue2, 2,i:  11,645,628 msg/sec
                    AtomicQueue2, 3,s:   9,612,580 msg/sec
                    AtomicQueue2, 3,i:   9,364,947 msg/sec
                    AtomicQueue2, 4,s:   8,061,875 msg/sec
                    AtomicQueue2, 4,i:   8,045,346 msg/sec
                    AtomicQueue2, 5,s:   7,888,965 msg/sec
                    AtomicQueue2, 5,i:   8,023,776 msg/sec
                    AtomicQueue2, 6,s:   7,699,138 msg/sec
                    AtomicQueue2, 6,i:   7,516,665 msg/sec
                    AtomicQueue2, 7,s:   7,068,550 msg/sec
                    AtomicQueue2, 7,i:   7,903,536 msg/sec
                    AtomicQueue2, 8,s:   6,401,190 msg/sec
                    AtomicQueue2, 8,i:   7,379,839 msg/sec
                   AtomicQueueB2, 1,s:  36,300,226 msg/sec
                   AtomicQueueB2, 1,i:  32,655,007 msg/sec
                   AtomicQueueB2, 2,s:  11,397,679 msg/sec
                   AtomicQueueB2, 2,i:  11,078,704 msg/sec
                   AtomicQueueB2, 3,s:   9,650,903 msg/sec
                   AtomicQueueB2, 3,i:   9,551,375 msg/sec
                   AtomicQueueB2, 4,s:   7,898,718 msg/sec
                   AtomicQueueB2, 4,i:   7,847,212 msg/sec
                   AtomicQueueB2, 5,s:   7,513,664 msg/sec
                   AtomicQueueB2, 5,i:   7,704,238 msg/sec
                   AtomicQueueB2, 6,s:   7,298,735 msg/sec
                   AtomicQueueB2, 6,i:   7,441,851 msg/sec
                   AtomicQueueB2, 7,s:   6,882,391 msg/sec
                   AtomicQueueB2, 7,i:   7,716,907 msg/sec
                   AtomicQueueB2, 8,s:   6,302,525 msg/sec
                   AtomicQueueB2, 8,i:   7,071,844 msg/sec
            OptimistAtomicQueue2, 1,s:  68,702,234 msg/sec
            OptimistAtomicQueue2, 1,i:  29,755,486 msg/sec
            OptimistAtomicQueue2, 2,s:  24,266,180 msg/sec
            OptimistAtomicQueue2, 2,i:  24,024,314 msg/sec
            OptimistAtomicQueue2, 3,s:  29,846,021 msg/sec
            OptimistAtomicQueue2, 3,i:  30,598,469 msg/sec
            OptimistAtomicQueue2, 4,s:  33,392,591 msg/sec
            OptimistAtomicQueue2, 4,i:  33,043,603 msg/sec
            OptimistAtomicQueue2, 5,s:  37,311,258 msg/sec
            OptimistAtomicQueue2, 5,i:  41,600,565 msg/sec
            OptimistAtomicQueue2, 6,s:  40,042,052 msg/sec
            OptimistAtomicQueue2, 6,i:  48,832,590 msg/sec
            OptimistAtomicQueue2, 7,s:  43,172,549 msg/sec
            OptimistAtomicQueue2, 7,i:  48,253,585 msg/sec
            OptimistAtomicQueue2, 8,s:  43,855,687 msg/sec
            OptimistAtomicQueue2, 8,i:  49,772,185 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,973,467 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,921,001 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,900,641 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,203,970 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,012,629 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,907,103 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,295,353 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,369,571 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,563,392 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,039,842 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,454,886 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,194,930 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,319,708 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,060,778 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,212,080 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,456,347 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000324 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000117 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000232 sec/round-trip
                pthread_spinlock: 0.000000291 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000140 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[342] 29m:59s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,080,851 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,966,657 msg/sec
          boost::lockfree::queue, 1,s:   6,899,447 msg/sec
          boost::lockfree::queue, 1,i:   6,916,913 msg/sec
          boost::lockfree::queue, 2,s:   7,613,243 msg/sec
          boost::lockfree::queue, 2,i:   7,546,105 msg/sec
          boost::lockfree::queue, 3,s:   7,561,046 msg/sec
          boost::lockfree::queue, 3,i:   7,536,100 msg/sec
          boost::lockfree::queue, 4,s:   6,420,602 msg/sec
          boost::lockfree::queue, 4,i:   6,869,123 msg/sec
          boost::lockfree::queue, 5,s:   6,447,659 msg/sec
          boost::lockfree::queue, 5,i:   6,536,746 msg/sec
          boost::lockfree::queue, 6,s:   6,045,116 msg/sec
          boost::lockfree::queue, 6,i:   6,173,912 msg/sec
          boost::lockfree::queue, 7,s:   5,915,614 msg/sec
          boost::lockfree::queue, 7,i:   6,051,191 msg/sec
          boost::lockfree::queue, 8,s:   5,434,184 msg/sec
          boost::lockfree::queue, 8,i:   5,617,421 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 429,225,030 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 432,117,057 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,333,994 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,979,262 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,971,714 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,260,388 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,070,680 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,337,904 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,341,697 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,956,625 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,331,071 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,617,876 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,376,286 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,797,078 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,138,222 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,949,060 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,232,671 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  39,422,408 msg/sec
                pthread_spinlock, 1,s:  28,905,162 msg/sec
                pthread_spinlock, 1,i:  25,355,718 msg/sec
                pthread_spinlock, 2,s:  16,136,023 msg/sec
                pthread_spinlock, 2,i:  16,889,600 msg/sec
                pthread_spinlock, 3,s:   8,391,444 msg/sec
                pthread_spinlock, 3,i:  11,985,428 msg/sec
                pthread_spinlock, 4,s:   6,531,058 msg/sec
                pthread_spinlock, 4,i:   9,283,766 msg/sec
                pthread_spinlock, 5,s:   8,717,182 msg/sec
                pthread_spinlock, 5,i:   9,044,600 msg/sec
                pthread_spinlock, 6,s:   8,512,491 msg/sec
                pthread_spinlock, 6,i:   8,388,988 msg/sec
                pthread_spinlock, 7,s:   8,003,816 msg/sec
                pthread_spinlock, 7,i:   7,547,219 msg/sec
                pthread_spinlock, 8,s:   6,645,706 msg/sec
                pthread_spinlock, 8,i:   6,858,700 msg/sec
                      std::mutex, 1,s:   6,703,368 msg/sec
                      std::mutex, 1,i:   7,437,787 msg/sec
                      std::mutex, 2,s:   6,176,851 msg/sec
                      std::mutex, 2,i:   5,808,509 msg/sec
                      std::mutex, 3,s:   4,868,464 msg/sec
                      std::mutex, 3,i:   5,494,367 msg/sec
                      std::mutex, 4,s:   6,162,700 msg/sec
                      std::mutex, 4,i:   6,197,962 msg/sec
                      std::mutex, 5,s:   6,034,719 msg/sec
                      std::mutex, 5,i:   5,969,821 msg/sec
                      std::mutex, 6,s:   5,846,109 msg/sec
                      std::mutex, 6,i:   5,846,822 msg/sec
                      std::mutex, 7,s:   5,802,389 msg/sec
                      std::mutex, 7,i:   5,772,915 msg/sec
                      std::mutex, 8,s:   5,715,765 msg/sec
                      std::mutex, 8,i:   5,651,043 msg/sec
                 tbb::spin_mutex, 1,s:  37,773,636 msg/sec
                 tbb::spin_mutex, 1,i:  37,744,098 msg/sec
                 tbb::spin_mutex, 2,s:  21,118,936 msg/sec
                 tbb::spin_mutex, 2,i:  18,611,659 msg/sec
                 tbb::spin_mutex, 3,s:   7,619,599 msg/sec
                 tbb::spin_mutex, 3,i:  11,063,451 msg/sec
                 tbb::spin_mutex, 4,s:   3,145,871 msg/sec
                 tbb::spin_mutex, 4,i:   6,308,734 msg/sec
                 tbb::spin_mutex, 5,s:   5,517,480 msg/sec
                 tbb::spin_mutex, 5,i:   5,762,983 msg/sec
                 tbb::spin_mutex, 6,s:   5,327,188 msg/sec
                 tbb::spin_mutex, 6,i:   4,428,127 msg/sec
                 tbb::spin_mutex, 7,s:   4,873,189 msg/sec
                 tbb::spin_mutex, 7,i:   4,289,514 msg/sec
                 tbb::spin_mutex, 8,s:   4,225,321 msg/sec
                 tbb::spin_mutex, 8,i:   4,158,927 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,991,413 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,329,816 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,820,244 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,964,561 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,499,430 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,793,436 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,990,609 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,319,388 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,489,665 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,615,345 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,763,857 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,739,366 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,896,275 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,149,226 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,899,913 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,514,694 msg/sec
     xenium::michael_scott_queue, 1,s:  10,143,512 msg/sec
     xenium::michael_scott_queue, 1,i:   9,944,549 msg/sec
     xenium::michael_scott_queue, 2,s:   8,469,610 msg/sec
     xenium::michael_scott_queue, 2,i:   8,483,751 msg/sec
     xenium::michael_scott_queue, 3,s:   7,225,055 msg/sec
     xenium::michael_scott_queue, 3,i:   7,620,552 msg/sec
     xenium::michael_scott_queue, 4,s:   6,411,894 msg/sec
     xenium::michael_scott_queue, 4,i:   6,386,622 msg/sec
     xenium::michael_scott_queue, 5,s:   6,328,265 msg/sec
     xenium::michael_scott_queue, 5,i:   6,645,077 msg/sec
     xenium::michael_scott_queue, 6,s:   6,481,000 msg/sec
     xenium::michael_scott_queue, 6,i:   6,886,599 msg/sec
     xenium::michael_scott_queue, 7,s:   6,294,590 msg/sec
     xenium::michael_scott_queue, 7,i:   6,515,132 msg/sec
     xenium::michael_scott_queue, 8,s:   6,006,090 msg/sec
     xenium::michael_scott_queue, 8,i:   6,167,802 msg/sec
         xenium::ramalhete_queue, 1,s:  27,547,497 msg/sec
         xenium::ramalhete_queue, 1,i:  28,376,101 msg/sec
         xenium::ramalhete_queue, 2,s:  23,516,773 msg/sec
         xenium::ramalhete_queue, 2,i:  23,349,887 msg/sec
         xenium::ramalhete_queue, 3,s:  29,313,307 msg/sec
         xenium::ramalhete_queue, 3,i:  28,411,546 msg/sec
         xenium::ramalhete_queue, 4,s:  33,811,844 msg/sec
         xenium::ramalhete_queue, 4,i:  33,387,049 msg/sec
         xenium::ramalhete_queue, 5,s:  32,080,330 msg/sec
         xenium::ramalhete_queue, 5,i:  36,091,521 msg/sec
         xenium::ramalhete_queue, 6,s:  34,067,301 msg/sec
         xenium::ramalhete_queue, 6,i:  40,156,775 msg/sec
         xenium::ramalhete_queue, 7,s:  35,202,216 msg/sec
         xenium::ramalhete_queue, 7,i:  41,157,371 msg/sec
         xenium::ramalhete_queue, 8,s:  35,447,116 msg/sec
         xenium::ramalhete_queue, 8,i:  43,670,519 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,113,533 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,895,500 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,921,119 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,754,302 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,606,499 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,906,408 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,584,383 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,142,465 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,405,238 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,421,156 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,099,783 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,468,290 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,226,688 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,196,507 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,379,135 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,346,725 msg/sec
                     AtomicQueue, 1,s:  59,471,746 msg/sec
                     AtomicQueue, 1,i:  56,349,626 msg/sec
                     AtomicQueue, 2,s:  12,237,629 msg/sec
                     AtomicQueue, 2,i:  11,767,420 msg/sec
                     AtomicQueue, 3,s:  10,776,983 msg/sec
                     AtomicQueue, 3,i:   9,899,327 msg/sec
                     AtomicQueue, 4,s:   8,190,808 msg/sec
                     AtomicQueue, 4,i:   8,214,452 msg/sec
                     AtomicQueue, 5,s:   8,018,694 msg/sec
                     AtomicQueue, 5,i:   8,063,382 msg/sec
                     AtomicQueue, 6,s:   7,837,117 msg/sec
                     AtomicQueue, 6,i:   7,610,747 msg/sec
                     AtomicQueue, 7,s:   7,173,459 msg/sec
                     AtomicQueue, 7,i:   7,985,459 msg/sec
                     AtomicQueue, 8,s:   6,333,146 msg/sec
                     AtomicQueue, 8,i:   7,448,458 msg/sec
                    AtomicQueueB, 1,s:  43,974,751 msg/sec
                    AtomicQueueB, 1,i:  43,644,545 msg/sec
                    AtomicQueueB, 2,s:  11,726,744 msg/sec
                    AtomicQueueB, 2,i:  11,449,003 msg/sec
                    AtomicQueueB, 3,s:  10,979,187 msg/sec
                    AtomicQueueB, 3,i:  10,163,005 msg/sec
                    AtomicQueueB, 4,s:   8,081,883 msg/sec
                    AtomicQueueB, 4,i:   7,966,526 msg/sec
                    AtomicQueueB, 5,s:   7,600,250 msg/sec
                    AtomicQueueB, 5,i:   7,810,694 msg/sec
                    AtomicQueueB, 6,s:   7,133,404 msg/sec
                    AtomicQueueB, 6,i:   7,595,044 msg/sec
                    AtomicQueueB, 7,s:   6,848,300 msg/sec
                    AtomicQueueB, 7,i:   7,744,167 msg/sec
                    AtomicQueueB, 8,s:   6,283,597 msg/sec
                    AtomicQueueB, 8,i:   7,214,447 msg/sec
             OptimistAtomicQueue, 1,s: 778,233,887 msg/sec
             OptimistAtomicQueue, 1,i: 561,372,544 msg/sec
             OptimistAtomicQueue, 2,s:  32,615,906 msg/sec
             OptimistAtomicQueue, 2,i:  32,643,447 msg/sec
             OptimistAtomicQueue, 3,s:  36,678,107 msg/sec
             OptimistAtomicQueue, 3,i:  37,422,585 msg/sec
             OptimistAtomicQueue, 4,s:  39,285,067 msg/sec
             OptimistAtomicQueue, 4,i:  39,346,111 msg/sec
             OptimistAtomicQueue, 5,s:  39,715,429 msg/sec
             OptimistAtomicQueue, 5,i:  47,369,879 msg/sec
             OptimistAtomicQueue, 6,s:  42,188,768 msg/sec
             OptimistAtomicQueue, 6,i:  49,880,355 msg/sec
             OptimistAtomicQueue, 7,s:  45,279,307 msg/sec
             OptimistAtomicQueue, 7,i:  52,989,310 msg/sec
             OptimistAtomicQueue, 8,s:  46,222,360 msg/sec
             OptimistAtomicQueue, 8,i:  48,877,580 msg/sec
            OptimistAtomicQueueB, 1,s: 542,474,756 msg/sec
            OptimistAtomicQueueB, 1,i: 141,748,030 msg/sec
            OptimistAtomicQueueB, 2,s:  31,549,494 msg/sec
            OptimistAtomicQueueB, 2,i:  32,319,683 msg/sec
            OptimistAtomicQueueB, 3,s:  36,307,986 msg/sec
            OptimistAtomicQueueB, 3,i:  36,974,883 msg/sec
            OptimistAtomicQueueB, 4,s:  38,721,742 msg/sec
            OptimistAtomicQueueB, 4,i:  38,761,529 msg/sec
            OptimistAtomicQueueB, 5,s:  41,016,921 msg/sec
            OptimistAtomicQueueB, 5,i:  45,448,669 msg/sec
            OptimistAtomicQueueB, 6,s:  41,211,939 msg/sec
            OptimistAtomicQueueB, 6,i:  49,239,401 msg/sec
            OptimistAtomicQueueB, 7,s:  42,729,281 msg/sec
            OptimistAtomicQueueB, 7,i:  50,656,792 msg/sec
            OptimistAtomicQueueB, 8,s:  44,434,262 msg/sec
            OptimistAtomicQueueB, 8,i:  47,989,573 msg/sec
                    AtomicQueue2, 1,s:  22,884,251 msg/sec
                    AtomicQueue2, 1,i:  22,881,658 msg/sec
                    AtomicQueue2, 2,s:  11,748,427 msg/sec
                    AtomicQueue2, 2,i:  11,409,988 msg/sec
                    AtomicQueue2, 3,s:   9,415,373 msg/sec
                    AtomicQueue2, 3,i:   9,473,280 msg/sec
                    AtomicQueue2, 4,s:   8,034,882 msg/sec
                    AtomicQueue2, 4,i:   8,008,146 msg/sec
                    AtomicQueue2, 5,s:   7,891,217 msg/sec
                    AtomicQueue2, 5,i:   8,015,564 msg/sec
                    AtomicQueue2, 6,s:   7,735,812 msg/sec
                    AtomicQueue2, 6,i:   7,541,801 msg/sec
                    AtomicQueue2, 7,s:   7,114,705 msg/sec
                    AtomicQueue2, 7,i:   7,918,297 msg/sec
                    AtomicQueue2, 8,s:   6,383,134 msg/sec
                    AtomicQueue2, 8,i:   7,378,215 msg/sec
                   AtomicQueueB2, 1,s:  36,478,398 msg/sec
                   AtomicQueueB2, 1,i:  32,618,914 msg/sec
                   AtomicQueueB2, 2,s:  11,386,597 msg/sec
                   AtomicQueueB2, 2,i:  11,099,071 msg/sec
                   AtomicQueueB2, 3,s:   9,707,295 msg/sec
                   AtomicQueueB2, 3,i:   9,559,627 msg/sec
                   AtomicQueueB2, 4,s:   7,917,640 msg/sec
                   AtomicQueueB2, 4,i:   7,946,842 msg/sec
                   AtomicQueueB2, 5,s:   7,539,839 msg/sec
                   AtomicQueueB2, 5,i:   7,724,105 msg/sec
                   AtomicQueueB2, 6,s:   7,275,790 msg/sec
                   AtomicQueueB2, 6,i:   7,405,157 msg/sec
                   AtomicQueueB2, 7,s:   6,864,703 msg/sec
                   AtomicQueueB2, 7,i:   7,713,002 msg/sec
                   AtomicQueueB2, 8,s:   6,262,270 msg/sec
                   AtomicQueueB2, 8,i:   7,069,073 msg/sec
            OptimistAtomicQueue2, 1,s: 422,468,077 msg/sec
            OptimistAtomicQueue2, 1,i:  43,152,383 msg/sec
            OptimistAtomicQueue2, 2,s:  25,316,651 msg/sec
            OptimistAtomicQueue2, 2,i:  24,079,998 msg/sec
            OptimistAtomicQueue2, 3,s:  31,406,091 msg/sec
            OptimistAtomicQueue2, 3,i:  29,962,362 msg/sec
            OptimistAtomicQueue2, 4,s:  33,188,729 msg/sec
            OptimistAtomicQueue2, 4,i:  33,124,585 msg/sec
            OptimistAtomicQueue2, 5,s:  37,000,707 msg/sec
            OptimistAtomicQueue2, 5,i:  40,235,782 msg/sec
            OptimistAtomicQueue2, 6,s:  40,133,122 msg/sec
            OptimistAtomicQueue2, 6,i:  49,362,043 msg/sec
            OptimistAtomicQueue2, 7,s:  42,883,266 msg/sec
            OptimistAtomicQueue2, 7,i:  48,182,064 msg/sec
            OptimistAtomicQueue2, 8,s:  43,977,306 msg/sec
            OptimistAtomicQueue2, 8,i:  48,380,472 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,872,966 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,941,094 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,196,788 msg/sec
           OptimistAtomicQueueB2, 2,i:  27,597,168 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,776,657 msg/sec
           OptimistAtomicQueueB2, 3,i:  34,057,706 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,245,398 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,113,342 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,559,514 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,745,393 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,241,806 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,252,868 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,038,784 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,632,386 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,017,606 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,900,913 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000322 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000157 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000236 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000257 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000286 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000186 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[343] 28m:40s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,454,730 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,593,408 msg/sec
          boost::lockfree::queue, 1,s:   6,789,321 msg/sec
          boost::lockfree::queue, 1,i:   6,880,515 msg/sec
          boost::lockfree::queue, 2,s:   7,640,809 msg/sec
          boost::lockfree::queue, 2,i:   7,553,189 msg/sec
          boost::lockfree::queue, 3,s:   7,336,474 msg/sec
          boost::lockfree::queue, 3,i:   7,601,849 msg/sec
          boost::lockfree::queue, 4,s:   6,423,977 msg/sec
          boost::lockfree::queue, 4,i:   6,823,864 msg/sec
          boost::lockfree::queue, 5,s:   6,433,322 msg/sec
          boost::lockfree::queue, 5,i:   6,493,775 msg/sec
          boost::lockfree::queue, 6,s:   5,989,652 msg/sec
          boost::lockfree::queue, 6,i:   6,139,254 msg/sec
          boost::lockfree::queue, 7,s:   6,109,663 msg/sec
          boost::lockfree::queue, 7,i:   6,027,666 msg/sec
          boost::lockfree::queue, 8,s:   5,493,722 msg/sec
          boost::lockfree::queue, 8,i:   5,589,711 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  97,763,704 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  47,998,484 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,028,198 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,923,607 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,865,480 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,229,305 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,807,764 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,612,579 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,942,176 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,004,369 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,116,141 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,154,724 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,459,184 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,201,484 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,993,537 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,096,973 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,255,202 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,246,970 msg/sec
                pthread_spinlock, 1,s:  28,815,789 msg/sec
                pthread_spinlock, 1,i:  25,325,967 msg/sec
                pthread_spinlock, 2,s:  16,084,780 msg/sec
                pthread_spinlock, 2,i:  16,917,394 msg/sec
                pthread_spinlock, 3,s:   8,321,987 msg/sec
                pthread_spinlock, 3,i:  12,064,036 msg/sec
                pthread_spinlock, 4,s:   6,483,033 msg/sec
                pthread_spinlock, 4,i:   9,166,437 msg/sec
                pthread_spinlock, 5,s:   8,591,224 msg/sec
                pthread_spinlock, 5,i:   9,635,450 msg/sec
                pthread_spinlock, 6,s:   8,354,792 msg/sec
                pthread_spinlock, 6,i:   8,511,597 msg/sec
                pthread_spinlock, 7,s:   7,672,907 msg/sec
                pthread_spinlock, 7,i:   7,944,587 msg/sec
                pthread_spinlock, 8,s:   6,822,297 msg/sec
                pthread_spinlock, 8,i:   6,846,624 msg/sec
                      std::mutex, 1,s:   5,777,819 msg/sec
                      std::mutex, 1,i:   7,351,929 msg/sec
                      std::mutex, 2,s:   6,402,004 msg/sec
                      std::mutex, 2,i:   6,167,823 msg/sec
                      std::mutex, 3,s:   5,072,196 msg/sec
                      std::mutex, 3,i:   5,138,728 msg/sec
                      std::mutex, 4,s:   5,722,791 msg/sec
                      std::mutex, 4,i:   5,421,583 msg/sec
                      std::mutex, 5,s:   5,634,936 msg/sec
                      std::mutex, 5,i:   6,060,141 msg/sec
                      std::mutex, 6,s:   5,872,539 msg/sec
                      std::mutex, 6,i:   5,867,791 msg/sec
                      std::mutex, 7,s:   5,814,571 msg/sec
                      std::mutex, 7,i:   5,776,624 msg/sec
                      std::mutex, 8,s:   5,652,998 msg/sec
                      std::mutex, 8,i:   5,662,382 msg/sec
                 tbb::spin_mutex, 1,s:  37,632,817 msg/sec
                 tbb::spin_mutex, 1,i:  33,324,414 msg/sec
                 tbb::spin_mutex, 2,s:  21,140,971 msg/sec
                 tbb::spin_mutex, 2,i:  18,448,202 msg/sec
                 tbb::spin_mutex, 3,s:   8,733,247 msg/sec
                 tbb::spin_mutex, 3,i:  11,070,146 msg/sec
                 tbb::spin_mutex, 4,s:   3,153,127 msg/sec
                 tbb::spin_mutex, 4,i:   6,313,606 msg/sec
                 tbb::spin_mutex, 5,s:   5,553,011 msg/sec
                 tbb::spin_mutex, 5,i:   5,782,464 msg/sec
                 tbb::spin_mutex, 6,s:   5,238,595 msg/sec
                 tbb::spin_mutex, 6,i:   4,434,143 msg/sec
                 tbb::spin_mutex, 7,s:   4,859,560 msg/sec
                 tbb::spin_mutex, 7,i:   4,337,807 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,644 msg/sec
                 tbb::spin_mutex, 8,i:   4,154,062 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,226,257 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,735,852 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,785,605 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,821,194 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,349,028 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,620,121 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,343,761 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,248,344 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,732,140 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,781,280 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,710,836 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,956,050 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,805,411 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,065,244 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,903,513 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,100,757 msg/sec
     xenium::michael_scott_queue, 1,s:  10,017,743 msg/sec
     xenium::michael_scott_queue, 1,i:  10,083,908 msg/sec
     xenium::michael_scott_queue, 2,s:   8,504,089 msg/sec
     xenium::michael_scott_queue, 2,i:   8,555,495 msg/sec
     xenium::michael_scott_queue, 3,s:   7,171,102 msg/sec
     xenium::michael_scott_queue, 3,i:   7,548,375 msg/sec
     xenium::michael_scott_queue, 4,s:   6,347,080 msg/sec
     xenium::michael_scott_queue, 4,i:   6,332,226 msg/sec
     xenium::michael_scott_queue, 5,s:   6,311,751 msg/sec
     xenium::michael_scott_queue, 5,i:   6,708,718 msg/sec
     xenium::michael_scott_queue, 6,s:   6,533,359 msg/sec
     xenium::michael_scott_queue, 6,i:   6,707,606 msg/sec
     xenium::michael_scott_queue, 7,s:   6,327,018 msg/sec
     xenium::michael_scott_queue, 7,i:   6,520,985 msg/sec
     xenium::michael_scott_queue, 8,s:   6,057,204 msg/sec
     xenium::michael_scott_queue, 8,i:   6,293,227 msg/sec
         xenium::ramalhete_queue, 1,s:  31,382,223 msg/sec
         xenium::ramalhete_queue, 1,i:  31,655,154 msg/sec
         xenium::ramalhete_queue, 2,s:  23,650,783 msg/sec
         xenium::ramalhete_queue, 2,i:  23,309,525 msg/sec
         xenium::ramalhete_queue, 3,s:  29,290,019 msg/sec
         xenium::ramalhete_queue, 3,i:  28,424,766 msg/sec
         xenium::ramalhete_queue, 4,s:  33,751,756 msg/sec
         xenium::ramalhete_queue, 4,i:  33,400,795 msg/sec
         xenium::ramalhete_queue, 5,s:  31,949,999 msg/sec
         xenium::ramalhete_queue, 5,i:  36,036,420 msg/sec
         xenium::ramalhete_queue, 6,s:  33,997,902 msg/sec
         xenium::ramalhete_queue, 6,i:  39,657,322 msg/sec
         xenium::ramalhete_queue, 7,s:  35,250,493 msg/sec
         xenium::ramalhete_queue, 7,i:  41,898,405 msg/sec
         xenium::ramalhete_queue, 8,s:  35,500,144 msg/sec
         xenium::ramalhete_queue, 8,i:  43,906,399 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,995,792 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,812,004 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,098,497 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,965,984 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,539,530 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,850,808 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,636,809 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,189,036 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,012,339 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,437,910 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,828,517 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,456,530 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,183,259 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,279,583 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,408,972 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,321,692 msg/sec
                     AtomicQueue, 1,s:  59,744,796 msg/sec
                     AtomicQueue, 1,i:  56,669,218 msg/sec
                     AtomicQueue, 2,s:  12,367,222 msg/sec
                     AtomicQueue, 2,i:  11,716,199 msg/sec
                     AtomicQueue, 3,s:  10,789,896 msg/sec
                     AtomicQueue, 3,i:   9,952,661 msg/sec
                     AtomicQueue, 4,s:   8,184,969 msg/sec
                     AtomicQueue, 4,i:   8,217,074 msg/sec
                     AtomicQueue, 5,s:   8,028,741 msg/sec
                     AtomicQueue, 5,i:   7,999,324 msg/sec
                     AtomicQueue, 6,s:   7,818,639 msg/sec
                     AtomicQueue, 6,i:   7,615,468 msg/sec
                     AtomicQueue, 7,s:   7,077,613 msg/sec
                     AtomicQueue, 7,i:   7,973,576 msg/sec
                     AtomicQueue, 8,s:   6,318,115 msg/sec
                     AtomicQueue, 8,i:   7,440,967 msg/sec
                    AtomicQueueB, 1,s:  56,491,023 msg/sec
                    AtomicQueueB, 1,i:  43,703,594 msg/sec
                    AtomicQueueB, 2,s:  11,847,379 msg/sec
                    AtomicQueueB, 2,i:  11,513,637 msg/sec
                    AtomicQueueB, 3,s:  11,038,772 msg/sec
                    AtomicQueueB, 3,i:  10,211,054 msg/sec
                    AtomicQueueB, 4,s:   8,043,377 msg/sec
                    AtomicQueueB, 4,i:   8,026,731 msg/sec
                    AtomicQueueB, 5,s:   7,658,557 msg/sec
                    AtomicQueueB, 5,i:   7,830,530 msg/sec
                    AtomicQueueB, 6,s:   7,363,662 msg/sec
                    AtomicQueueB, 6,i:   7,529,529 msg/sec
                    AtomicQueueB, 7,s:   6,844,105 msg/sec
                    AtomicQueueB, 7,i:   7,742,422 msg/sec
                    AtomicQueueB, 8,s:   6,226,253 msg/sec
                    AtomicQueueB, 8,i:   7,157,767 msg/sec
             OptimistAtomicQueue, 1,s: 722,338,107 msg/sec
             OptimistAtomicQueue, 1,i: 734,301,595 msg/sec
             OptimistAtomicQueue, 2,s:  32,628,036 msg/sec
             OptimistAtomicQueue, 2,i:  32,737,843 msg/sec
             OptimistAtomicQueue, 3,s:  36,679,126 msg/sec
             OptimistAtomicQueue, 3,i:  37,365,991 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,466 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,095 msg/sec
             OptimistAtomicQueue, 5,s:  42,424,826 msg/sec
             OptimistAtomicQueue, 5,i:  46,186,055 msg/sec
             OptimistAtomicQueue, 6,s:  42,411,839 msg/sec
             OptimistAtomicQueue, 6,i:  50,472,093 msg/sec
             OptimistAtomicQueue, 7,s:  45,310,490 msg/sec
             OptimistAtomicQueue, 7,i:  52,928,411 msg/sec
             OptimistAtomicQueue, 8,s:  46,379,436 msg/sec
             OptimistAtomicQueue, 8,i:  49,275,156 msg/sec
            OptimistAtomicQueueB, 1,s: 647,655,914 msg/sec
            OptimistAtomicQueueB, 1,i:  77,710,386 msg/sec
            OptimistAtomicQueueB, 2,s:  32,197,679 msg/sec
            OptimistAtomicQueueB, 2,i:  32,403,668 msg/sec
            OptimistAtomicQueueB, 3,s:  36,261,288 msg/sec
            OptimistAtomicQueueB, 3,i:  36,755,328 msg/sec
            OptimistAtomicQueueB, 4,s:  38,723,135 msg/sec
            OptimistAtomicQueueB, 4,i:  38,676,115 msg/sec
            OptimistAtomicQueueB, 5,s:  40,348,006 msg/sec
            OptimistAtomicQueueB, 5,i:  45,941,580 msg/sec
            OptimistAtomicQueueB, 6,s:  40,681,617 msg/sec
            OptimistAtomicQueueB, 6,i:  49,152,088 msg/sec
            OptimistAtomicQueueB, 7,s:  41,952,258 msg/sec
            OptimistAtomicQueueB, 7,i:  51,445,675 msg/sec
            OptimistAtomicQueueB, 8,s:  44,205,013 msg/sec
            OptimistAtomicQueueB, 8,i:  48,120,533 msg/sec
                    AtomicQueue2, 1,s:  23,105,498 msg/sec
                    AtomicQueue2, 1,i:  23,046,054 msg/sec
                    AtomicQueue2, 2,s:  11,725,338 msg/sec
                    AtomicQueue2, 2,i:  11,406,488 msg/sec
                    AtomicQueue2, 3,s:   9,429,458 msg/sec
                    AtomicQueue2, 3,i:   9,442,053 msg/sec
                    AtomicQueue2, 4,s:   8,133,367 msg/sec
                    AtomicQueue2, 4,i:   8,070,624 msg/sec
                    AtomicQueue2, 5,s:   7,897,607 msg/sec
                    AtomicQueue2, 5,i:   8,025,906 msg/sec
                    AtomicQueue2, 6,s:   7,826,834 msg/sec
                    AtomicQueue2, 6,i:   7,538,360 msg/sec
                    AtomicQueue2, 7,s:   7,165,984 msg/sec
                    AtomicQueue2, 7,i:   7,918,644 msg/sec
                    AtomicQueue2, 8,s:   6,385,302 msg/sec
                    AtomicQueue2, 8,i:   7,405,869 msg/sec
                   AtomicQueueB2, 1,s:  36,311,264 msg/sec
                   AtomicQueueB2, 1,i:  32,622,862 msg/sec
                   AtomicQueueB2, 2,s:  11,455,112 msg/sec
                   AtomicQueueB2, 2,i:  11,107,660 msg/sec
                   AtomicQueueB2, 3,s:   9,620,810 msg/sec
                   AtomicQueueB2, 3,i:   9,519,333 msg/sec
                   AtomicQueueB2, 4,s:   7,855,360 msg/sec
                   AtomicQueueB2, 4,i:   7,745,255 msg/sec
                   AtomicQueueB2, 5,s:   7,556,464 msg/sec
                   AtomicQueueB2, 5,i:   7,606,281 msg/sec
                   AtomicQueueB2, 6,s:   7,251,285 msg/sec
                   AtomicQueueB2, 6,i:   7,430,419 msg/sec
                   AtomicQueueB2, 7,s:   6,882,209 msg/sec
                   AtomicQueueB2, 7,i:   7,678,834 msg/sec
                   AtomicQueueB2, 8,s:   6,346,349 msg/sec
                   AtomicQueueB2, 8,i:   7,107,185 msg/sec
            OptimistAtomicQueue2, 1,s:  31,762,330 msg/sec
            OptimistAtomicQueue2, 1,i:  31,971,705 msg/sec
            OptimistAtomicQueue2, 2,s:  29,488,402 msg/sec
            OptimistAtomicQueue2, 2,i:  27,379,216 msg/sec
            OptimistAtomicQueue2, 3,s:  33,763,345 msg/sec
            OptimistAtomicQueue2, 3,i:  31,500,673 msg/sec
            OptimistAtomicQueue2, 4,s:  33,137,188 msg/sec
            OptimistAtomicQueue2, 4,i:  33,167,846 msg/sec
            OptimistAtomicQueue2, 5,s:  36,830,993 msg/sec
            OptimistAtomicQueue2, 5,i:  40,981,844 msg/sec
            OptimistAtomicQueue2, 6,s:  40,122,040 msg/sec
            OptimistAtomicQueue2, 6,i:  49,275,977 msg/sec
            OptimistAtomicQueue2, 7,s:  42,735,651 msg/sec
            OptimistAtomicQueue2, 7,i:  51,317,528 msg/sec
            OptimistAtomicQueue2, 8,s:  44,106,636 msg/sec
            OptimistAtomicQueue2, 8,i:  48,694,201 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,463,050 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,917,171 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,174,513 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,180,185 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,706,745 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,392,280 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,214,591 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,070,949 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,656,372 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,410,390 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,576,143 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,151,527 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,251,179 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,219,556 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,200,685 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,809,895 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000111 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000243 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000364 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000225 sec/round-trip
                     AtomicQueue: 0.000000169 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[344] 27m:20s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,184,875 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,144,515 msg/sec
          boost::lockfree::queue, 1,s:   7,963,864 msg/sec
          boost::lockfree::queue, 1,i:   6,845,927 msg/sec
          boost::lockfree::queue, 2,s:   7,497,129 msg/sec
          boost::lockfree::queue, 2,i:   7,495,009 msg/sec
          boost::lockfree::queue, 3,s:   7,408,913 msg/sec
          boost::lockfree::queue, 3,i:   7,596,270 msg/sec
          boost::lockfree::queue, 4,s:   6,424,690 msg/sec
          boost::lockfree::queue, 4,i:   6,757,646 msg/sec
          boost::lockfree::queue, 5,s:   6,495,639 msg/sec
          boost::lockfree::queue, 5,i:   6,473,261 msg/sec
          boost::lockfree::queue, 6,s:   5,965,564 msg/sec
          boost::lockfree::queue, 6,i:   6,108,907 msg/sec
          boost::lockfree::queue, 7,s:   5,939,674 msg/sec
          boost::lockfree::queue, 7,i:   6,044,783 msg/sec
          boost::lockfree::queue, 8,s:   5,446,831 msg/sec
          boost::lockfree::queue, 8,i:   5,619,790 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  57,726,120 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  57,255,647 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,946,756 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  20,316,477 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,035,919 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,814,184 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,180,234 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,846,168 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,443,941 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,301,085 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,316,222 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  46,727,868 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,313,778 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,712,160 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,929,129 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,349,437 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,366,300 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,907,621 msg/sec
                pthread_spinlock, 1,s:  29,208,467 msg/sec
                pthread_spinlock, 1,i:  25,305,744 msg/sec
                pthread_spinlock, 2,s:  15,967,749 msg/sec
                pthread_spinlock, 2,i:  17,021,484 msg/sec
                pthread_spinlock, 3,s:   8,370,920 msg/sec
                pthread_spinlock, 3,i:  12,045,547 msg/sec
                pthread_spinlock, 4,s:   6,551,391 msg/sec
                pthread_spinlock, 4,i:   9,261,403 msg/sec
                pthread_spinlock, 5,s:   8,705,558 msg/sec
                pthread_spinlock, 5,i:   9,415,881 msg/sec
                pthread_spinlock, 6,s:   8,299,113 msg/sec
                pthread_spinlock, 6,i:   8,492,152 msg/sec
                pthread_spinlock, 7,s:   7,640,482 msg/sec
                pthread_spinlock, 7,i:   7,884,571 msg/sec
                pthread_spinlock, 8,s:   6,715,139 msg/sec
                pthread_spinlock, 8,i:   7,278,545 msg/sec
                      std::mutex, 1,s:   7,484,000 msg/sec
                      std::mutex, 1,i:   7,425,892 msg/sec
                      std::mutex, 2,s:   6,071,054 msg/sec
                      std::mutex, 2,i:   5,908,464 msg/sec
                      std::mutex, 3,s:   5,946,667 msg/sec
                      std::mutex, 3,i:   5,993,650 msg/sec
                      std::mutex, 4,s:   6,269,198 msg/sec
                      std::mutex, 4,i:   6,211,160 msg/sec
                      std::mutex, 5,s:   6,124,078 msg/sec
                      std::mutex, 5,i:   6,063,272 msg/sec
                      std::mutex, 6,s:   5,916,721 msg/sec
                      std::mutex, 6,i:   5,916,779 msg/sec
                      std::mutex, 7,s:   5,821,967 msg/sec
                      std::mutex, 7,i:   5,792,769 msg/sec
                      std::mutex, 8,s:   5,666,702 msg/sec
                      std::mutex, 8,i:   5,699,110 msg/sec
                 tbb::spin_mutex, 1,s:  37,610,909 msg/sec
                 tbb::spin_mutex, 1,i:  33,113,090 msg/sec
                 tbb::spin_mutex, 2,s:  21,114,207 msg/sec
                 tbb::spin_mutex, 2,i:  18,389,202 msg/sec
                 tbb::spin_mutex, 3,s:   8,765,844 msg/sec
                 tbb::spin_mutex, 3,i:  10,201,926 msg/sec
                 tbb::spin_mutex, 4,s:   3,141,560 msg/sec
                 tbb::spin_mutex, 4,i:   6,353,431 msg/sec
                 tbb::spin_mutex, 5,s:   5,217,947 msg/sec
                 tbb::spin_mutex, 5,i:   5,717,983 msg/sec
                 tbb::spin_mutex, 6,s:   5,341,758 msg/sec
                 tbb::spin_mutex, 6,i:   4,375,904 msg/sec
                 tbb::spin_mutex, 7,s:   4,875,112 msg/sec
                 tbb::spin_mutex, 7,i:   4,255,012 msg/sec
                 tbb::spin_mutex, 8,s:   4,261,792 msg/sec
                 tbb::spin_mutex, 8,i:   4,115,539 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,266,724 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,544,826 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,971,883 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,176,710 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,347,316 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,397,361 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,003,137 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,256,459 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,567,849 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,379,747 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,591,435 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,709,428 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,659,223 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,074,798 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,744,894 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,961,460 msg/sec
     xenium::michael_scott_queue, 1,s:   9,125,003 msg/sec
     xenium::michael_scott_queue, 1,i:   8,964,468 msg/sec
     xenium::michael_scott_queue, 2,s:   8,307,564 msg/sec
     xenium::michael_scott_queue, 2,i:   8,469,075 msg/sec
     xenium::michael_scott_queue, 3,s:   7,260,195 msg/sec
     xenium::michael_scott_queue, 3,i:   7,542,995 msg/sec
     xenium::michael_scott_queue, 4,s:   6,358,386 msg/sec
     xenium::michael_scott_queue, 4,i:   6,362,446 msg/sec
     xenium::michael_scott_queue, 5,s:   6,334,853 msg/sec
     xenium::michael_scott_queue, 5,i:   6,698,251 msg/sec
     xenium::michael_scott_queue, 6,s:   6,588,656 msg/sec
     xenium::michael_scott_queue, 6,i:   6,956,035 msg/sec
     xenium::michael_scott_queue, 7,s:   6,281,123 msg/sec
     xenium::michael_scott_queue, 7,i:   6,479,792 msg/sec
     xenium::michael_scott_queue, 8,s:   6,012,670 msg/sec
     xenium::michael_scott_queue, 8,i:   6,187,671 msg/sec
         xenium::ramalhete_queue, 1,s:  32,626,285 msg/sec
         xenium::ramalhete_queue, 1,i:  32,668,360 msg/sec
         xenium::ramalhete_queue, 2,s:  23,482,024 msg/sec
         xenium::ramalhete_queue, 2,i:  23,328,244 msg/sec
         xenium::ramalhete_queue, 3,s:  29,125,744 msg/sec
         xenium::ramalhete_queue, 3,i:  28,466,285 msg/sec
         xenium::ramalhete_queue, 4,s:  33,849,529 msg/sec
         xenium::ramalhete_queue, 4,i:  33,494,064 msg/sec
         xenium::ramalhete_queue, 5,s:  32,103,111 msg/sec
         xenium::ramalhete_queue, 5,i:  37,022,042 msg/sec
         xenium::ramalhete_queue, 6,s:  34,155,361 msg/sec
         xenium::ramalhete_queue, 6,i:  38,785,289 msg/sec
         xenium::ramalhete_queue, 7,s:  35,181,830 msg/sec
         xenium::ramalhete_queue, 7,i:  41,337,505 msg/sec
         xenium::ramalhete_queue, 8,s:  35,521,668 msg/sec
         xenium::ramalhete_queue, 8,i:  44,017,783 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,863,117 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,196,561 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,286,664 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,571,127 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,735,178 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,748,378 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,668,421 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,368,468 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,930,791 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,359,063 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,087,098 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,378,999 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,137,732 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,991,876 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,394,362 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,351,288 msg/sec
                     AtomicQueue, 1,s:  58,037,159 msg/sec
                     AtomicQueue, 1,i:  56,635,248 msg/sec
                     AtomicQueue, 2,s:  12,398,705 msg/sec
                     AtomicQueue, 2,i:  11,886,499 msg/sec
                     AtomicQueue, 3,s:  10,801,770 msg/sec
                     AtomicQueue, 3,i:   9,901,532 msg/sec
                     AtomicQueue, 4,s:   8,209,537 msg/sec
                     AtomicQueue, 4,i:   8,193,977 msg/sec
                     AtomicQueue, 5,s:   8,019,774 msg/sec
                     AtomicQueue, 5,i:   8,096,541 msg/sec
                     AtomicQueue, 6,s:   7,826,910 msg/sec
                     AtomicQueue, 6,i:   7,603,054 msg/sec
                     AtomicQueue, 7,s:   7,168,295 msg/sec
                     AtomicQueue, 7,i:   7,970,261 msg/sec
                     AtomicQueue, 8,s:   6,330,290 msg/sec
                     AtomicQueue, 8,i:   7,515,466 msg/sec
                    AtomicQueueB, 1,s:  58,512,616 msg/sec
                    AtomicQueueB, 1,i:  83,539,470 msg/sec
                    AtomicQueueB, 2,s:  11,759,132 msg/sec
                    AtomicQueueB, 2,i:  11,508,004 msg/sec
                    AtomicQueueB, 3,s:  10,976,345 msg/sec
                    AtomicQueueB, 3,i:  10,256,627 msg/sec
                    AtomicQueueB, 4,s:   8,067,627 msg/sec
                    AtomicQueueB, 4,i:   8,015,599 msg/sec
                    AtomicQueueB, 5,s:   7,647,017 msg/sec
                    AtomicQueueB, 5,i:   7,848,012 msg/sec
                    AtomicQueueB, 6,s:   7,286,871 msg/sec
                    AtomicQueueB, 6,i:   7,533,657 msg/sec
                    AtomicQueueB, 7,s:   6,815,300 msg/sec
                    AtomicQueueB, 7,i:   7,680,473 msg/sec
                    AtomicQueueB, 8,s:   6,222,578 msg/sec
                    AtomicQueueB, 8,i:   7,153,931 msg/sec
             OptimistAtomicQueue, 1,s: 789,511,809 msg/sec
             OptimistAtomicQueue, 1,i: 531,957,902 msg/sec
             OptimistAtomicQueue, 2,s:  32,111,332 msg/sec
             OptimistAtomicQueue, 2,i:  32,193,485 msg/sec
             OptimistAtomicQueue, 3,s:  36,628,928 msg/sec
             OptimistAtomicQueue, 3,i:  37,251,050 msg/sec
             OptimistAtomicQueue, 4,s:  39,248,666 msg/sec
             OptimistAtomicQueue, 4,i:  39,385,783 msg/sec
             OptimistAtomicQueue, 5,s:  42,295,138 msg/sec
             OptimistAtomicQueue, 5,i:  46,540,287 msg/sec
             OptimistAtomicQueue, 6,s:  42,202,616 msg/sec
             OptimistAtomicQueue, 6,i:  50,448,914 msg/sec
             OptimistAtomicQueue, 7,s:  44,000,666 msg/sec
             OptimistAtomicQueue, 7,i:  52,956,727 msg/sec
             OptimistAtomicQueue, 8,s:  46,419,014 msg/sec
             OptimistAtomicQueue, 8,i:  49,008,177 msg/sec
            OptimistAtomicQueueB, 1,s: 144,814,895 msg/sec
            OptimistAtomicQueueB, 1,i:  77,550,702 msg/sec
            OptimistAtomicQueueB, 2,s:  32,202,706 msg/sec
            OptimistAtomicQueueB, 2,i:  31,905,050 msg/sec
            OptimistAtomicQueueB, 3,s:  36,166,948 msg/sec
            OptimistAtomicQueueB, 3,i:  36,915,330 msg/sec
            OptimistAtomicQueueB, 4,s:  38,621,064 msg/sec
            OptimistAtomicQueueB, 4,i:  38,642,920 msg/sec
            OptimistAtomicQueueB, 5,s:  41,281,272 msg/sec
            OptimistAtomicQueueB, 5,i:  45,191,039 msg/sec
            OptimistAtomicQueueB, 6,s:  41,167,631 msg/sec
            OptimistAtomicQueueB, 6,i:  49,037,250 msg/sec
            OptimistAtomicQueueB, 7,s:  41,946,090 msg/sec
            OptimistAtomicQueueB, 7,i:  51,434,029 msg/sec
            OptimistAtomicQueueB, 8,s:  44,259,985 msg/sec
            OptimistAtomicQueueB, 8,i:  47,775,997 msg/sec
                    AtomicQueue2, 1,s:  22,933,562 msg/sec
                    AtomicQueue2, 1,i:  22,884,758 msg/sec
                    AtomicQueue2, 2,s:  11,749,623 msg/sec
                    AtomicQueue2, 2,i:  11,387,114 msg/sec
                    AtomicQueue2, 3,s:   9,435,796 msg/sec
                    AtomicQueue2, 3,i:   9,452,707 msg/sec
                    AtomicQueue2, 4,s:   8,047,413 msg/sec
                    AtomicQueue2, 4,i:   8,033,304 msg/sec
                    AtomicQueue2, 5,s:   7,944,690 msg/sec
                    AtomicQueue2, 5,i:   7,999,176 msg/sec
                    AtomicQueue2, 6,s:   7,823,396 msg/sec
                    AtomicQueue2, 6,i:   7,537,925 msg/sec
                    AtomicQueue2, 7,s:   7,124,890 msg/sec
                    AtomicQueue2, 7,i:   7,940,472 msg/sec
                    AtomicQueue2, 8,s:   6,381,562 msg/sec
                    AtomicQueue2, 8,i:   7,348,403 msg/sec
                   AtomicQueueB2, 1,s:  36,242,031 msg/sec
                   AtomicQueueB2, 1,i:  32,621,756 msg/sec
                   AtomicQueueB2, 2,s:  11,302,369 msg/sec
                   AtomicQueueB2, 2,i:  11,071,812 msg/sec
                   AtomicQueueB2, 3,s:   9,662,772 msg/sec
                   AtomicQueueB2, 3,i:   9,634,372 msg/sec
                   AtomicQueueB2, 4,s:   7,918,589 msg/sec
                   AtomicQueueB2, 4,i:   7,882,226 msg/sec
                   AtomicQueueB2, 5,s:   7,424,528 msg/sec
                   AtomicQueueB2, 5,i:   7,695,222 msg/sec
                   AtomicQueueB2, 6,s:   7,260,264 msg/sec
                   AtomicQueueB2, 6,i:   7,414,673 msg/sec
                   AtomicQueueB2, 7,s:   6,891,947 msg/sec
                   AtomicQueueB2, 7,i:   7,721,724 msg/sec
                   AtomicQueueB2, 8,s:   6,269,281 msg/sec
                   AtomicQueueB2, 8,i:   7,087,373 msg/sec
            OptimistAtomicQueue2, 1,s: 510,767,554 msg/sec
            OptimistAtomicQueue2, 1,i:  29,512,238 msg/sec
            OptimistAtomicQueue2, 2,s:  26,443,748 msg/sec
            OptimistAtomicQueue2, 2,i:  24,018,400 msg/sec
            OptimistAtomicQueue2, 3,s:  30,320,304 msg/sec
            OptimistAtomicQueue2, 3,i:  30,000,767 msg/sec
            OptimistAtomicQueue2, 4,s:  33,155,964 msg/sec
            OptimistAtomicQueue2, 4,i:  33,176,448 msg/sec
            OptimistAtomicQueue2, 5,s:  37,117,120 msg/sec
            OptimistAtomicQueue2, 5,i:  40,333,607 msg/sec
            OptimistAtomicQueue2, 6,s:  40,152,110 msg/sec
            OptimistAtomicQueue2, 6,i:  49,226,736 msg/sec
            OptimistAtomicQueue2, 7,s:  43,202,548 msg/sec
            OptimistAtomicQueue2, 7,i:  51,399,153 msg/sec
            OptimistAtomicQueue2, 8,s:  43,750,178 msg/sec
            OptimistAtomicQueue2, 8,i:  47,828,566 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,122,760 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,869,329 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,910,070 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,594,280 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,166,576 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,764,382 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,118,959 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,686,693 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,673,367 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,291,765 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,352,017 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,410,624 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,195,408 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,481,807 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,501,175 msg/sec
           OptimistAtomicQueueB2, 8,i:  44,775,886 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000131 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000233 sec/round-trip
                pthread_spinlock: 0.000000258 sec/round-trip
                      std::mutex: 0.000000452 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000292 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000227 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000143 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000178 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000154 sec/round-trip

[345] 26m:1s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,699,016 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,641,042 msg/sec
          boost::lockfree::queue, 1,s:   6,815,184 msg/sec
          boost::lockfree::queue, 1,i:   6,843,663 msg/sec
          boost::lockfree::queue, 2,s:   7,450,489 msg/sec
          boost::lockfree::queue, 2,i:   7,394,517 msg/sec
          boost::lockfree::queue, 3,s:   7,328,638 msg/sec
          boost::lockfree::queue, 3,i:   7,541,021 msg/sec
          boost::lockfree::queue, 4,s:   6,421,152 msg/sec
          boost::lockfree::queue, 4,i:   6,779,937 msg/sec
          boost::lockfree::queue, 5,s:   6,386,145 msg/sec
          boost::lockfree::queue, 5,i:   6,514,080 msg/sec
          boost::lockfree::queue, 6,s:   5,994,260 msg/sec
          boost::lockfree::queue, 6,i:   6,088,866 msg/sec
          boost::lockfree::queue, 7,s:   5,909,806 msg/sec
          boost::lockfree::queue, 7,i:   6,065,378 msg/sec
          boost::lockfree::queue, 8,s:   5,454,918 msg/sec
          boost::lockfree::queue, 8,i:   5,514,590 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 119,385,340 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  98,794,014 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  29,345,095 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,867,822 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,324,999 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,438,128 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,702,938 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,587,801 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,313,788 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,997,518 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,263,146 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,376,511 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,532,160 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,442,559 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,854,737 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  37,715,681 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,154,167 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,638,575 msg/sec
                pthread_spinlock, 1,s:  29,022,894 msg/sec
                pthread_spinlock, 1,i:  25,330,974 msg/sec
                pthread_spinlock, 2,s:  15,369,109 msg/sec
                pthread_spinlock, 2,i:  17,190,153 msg/sec
                pthread_spinlock, 3,s:   8,314,131 msg/sec
                pthread_spinlock, 3,i:  12,045,329 msg/sec
                pthread_spinlock, 4,s:   6,494,019 msg/sec
                pthread_spinlock, 4,i:   8,994,568 msg/sec
                pthread_spinlock, 5,s:   8,675,294 msg/sec
                pthread_spinlock, 5,i:   9,298,253 msg/sec
                pthread_spinlock, 6,s:   8,360,118 msg/sec
                pthread_spinlock, 6,i:   8,559,885 msg/sec
                pthread_spinlock, 7,s:   7,676,435 msg/sec
                pthread_spinlock, 7,i:   7,676,004 msg/sec
                pthread_spinlock, 8,s:   6,667,871 msg/sec
                pthread_spinlock, 8,i:   7,371,104 msg/sec
                      std::mutex, 1,s:   6,757,182 msg/sec
                      std::mutex, 1,i:   6,180,338 msg/sec
                      std::mutex, 2,s:   5,564,249 msg/sec
                      std::mutex, 2,i:   5,665,199 msg/sec
                      std::mutex, 3,s:   4,955,303 msg/sec
                      std::mutex, 3,i:   6,058,627 msg/sec
                      std::mutex, 4,s:   6,259,755 msg/sec
                      std::mutex, 4,i:   6,388,853 msg/sec
                      std::mutex, 5,s:   6,005,967 msg/sec
                      std::mutex, 5,i:   6,154,091 msg/sec
                      std::mutex, 6,s:   5,925,808 msg/sec
                      std::mutex, 6,i:   6,007,319 msg/sec
                      std::mutex, 7,s:   5,771,349 msg/sec
                      std::mutex, 7,i:   5,840,397 msg/sec
                      std::mutex, 8,s:   5,721,995 msg/sec
                      std::mutex, 8,i:   5,737,065 msg/sec
                 tbb::spin_mutex, 1,s:  38,208,980 msg/sec
                 tbb::spin_mutex, 1,i:  33,046,905 msg/sec
                 tbb::spin_mutex, 2,s:  21,163,034 msg/sec
                 tbb::spin_mutex, 2,i:  18,478,750 msg/sec
                 tbb::spin_mutex, 3,s:   7,255,499 msg/sec
                 tbb::spin_mutex, 3,i:  10,721,225 msg/sec
                 tbb::spin_mutex, 4,s:   3,184,912 msg/sec
                 tbb::spin_mutex, 4,i:   6,341,874 msg/sec
                 tbb::spin_mutex, 5,s:   5,144,405 msg/sec
                 tbb::spin_mutex, 5,i:   5,485,442 msg/sec
                 tbb::spin_mutex, 6,s:   5,323,156 msg/sec
                 tbb::spin_mutex, 6,i:   4,345,510 msg/sec
                 tbb::spin_mutex, 7,s:   4,678,502 msg/sec
                 tbb::spin_mutex, 7,i:   4,354,565 msg/sec
                 tbb::spin_mutex, 8,s:   4,241,083 msg/sec
                 tbb::spin_mutex, 8,i:   4,056,429 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,074,462 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,167,918 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,765,142 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,757,594 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,526,041 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,628,048 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,117,895 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,543,754 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,666,688 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,524,669 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,735,245 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,678,963 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,835,028 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,705,748 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,029,484 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,074,759 msg/sec
     xenium::michael_scott_queue, 1,s:  10,145,948 msg/sec
     xenium::michael_scott_queue, 1,i:  10,012,981 msg/sec
     xenium::michael_scott_queue, 2,s:   8,494,579 msg/sec
     xenium::michael_scott_queue, 2,i:   8,517,099 msg/sec
     xenium::michael_scott_queue, 3,s:   7,253,617 msg/sec
     xenium::michael_scott_queue, 3,i:   7,625,442 msg/sec
     xenium::michael_scott_queue, 4,s:   6,335,174 msg/sec
     xenium::michael_scott_queue, 4,i:   6,323,523 msg/sec
     xenium::michael_scott_queue, 5,s:   6,254,811 msg/sec
     xenium::michael_scott_queue, 5,i:   6,614,925 msg/sec
     xenium::michael_scott_queue, 6,s:   6,546,720 msg/sec
     xenium::michael_scott_queue, 6,i:   6,694,592 msg/sec
     xenium::michael_scott_queue, 7,s:   6,277,700 msg/sec
     xenium::michael_scott_queue, 7,i:   6,459,332 msg/sec
     xenium::michael_scott_queue, 8,s:   5,995,049 msg/sec
     xenium::michael_scott_queue, 8,i:   6,125,922 msg/sec
         xenium::ramalhete_queue, 1,s:  27,606,707 msg/sec
         xenium::ramalhete_queue, 1,i:  27,073,487 msg/sec
         xenium::ramalhete_queue, 2,s:  23,494,338 msg/sec
         xenium::ramalhete_queue, 2,i:  23,250,852 msg/sec
         xenium::ramalhete_queue, 3,s:  29,205,192 msg/sec
         xenium::ramalhete_queue, 3,i:  28,645,914 msg/sec
         xenium::ramalhete_queue, 4,s:  33,940,178 msg/sec
         xenium::ramalhete_queue, 4,i:  33,502,686 msg/sec
         xenium::ramalhete_queue, 5,s:  32,062,295 msg/sec
         xenium::ramalhete_queue, 5,i:  35,984,801 msg/sec
         xenium::ramalhete_queue, 6,s:  34,079,300 msg/sec
         xenium::ramalhete_queue, 6,i:  38,880,402 msg/sec
         xenium::ramalhete_queue, 7,s:  35,214,909 msg/sec
         xenium::ramalhete_queue, 7,i:  41,214,226 msg/sec
         xenium::ramalhete_queue, 8,s:  35,604,081 msg/sec
         xenium::ramalhete_queue, 8,i:  44,071,938 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,723,627 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,106,532 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,970,115 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,250,397 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,588,958 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,891,657 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,593,335 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,228,813 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,563,099 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,233,371 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,987,468 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,415,329 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,244,865 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,288,339 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,371,299 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,582,289 msg/sec
                     AtomicQueue, 1,s:  59,124,616 msg/sec
                     AtomicQueue, 1,i:  57,058,063 msg/sec
                     AtomicQueue, 2,s:  12,279,471 msg/sec
                     AtomicQueue, 2,i:  11,703,309 msg/sec
                     AtomicQueue, 3,s:  10,799,969 msg/sec
                     AtomicQueue, 3,i:   9,938,299 msg/sec
                     AtomicQueue, 4,s:   8,195,749 msg/sec
                     AtomicQueue, 4,i:   8,216,051 msg/sec
                     AtomicQueue, 5,s:   7,965,650 msg/sec
                     AtomicQueue, 5,i:   7,997,653 msg/sec
                     AtomicQueue, 6,s:   7,710,688 msg/sec
                     AtomicQueue, 6,i:   7,592,581 msg/sec
                     AtomicQueue, 7,s:   7,225,487 msg/sec
                     AtomicQueue, 7,i:   7,802,804 msg/sec
                     AtomicQueue, 8,s:   6,342,953 msg/sec
                     AtomicQueue, 8,i:   7,460,544 msg/sec
                    AtomicQueueB, 1,s:  44,300,339 msg/sec
                    AtomicQueueB, 1,i:  43,308,040 msg/sec
                    AtomicQueueB, 2,s:  11,887,566 msg/sec
                    AtomicQueueB, 2,i:  11,524,467 msg/sec
                    AtomicQueueB, 3,s:  11,057,093 msg/sec
                    AtomicQueueB, 3,i:  10,059,728 msg/sec
                    AtomicQueueB, 4,s:   8,044,897 msg/sec
                    AtomicQueueB, 4,i:   8,103,902 msg/sec
                    AtomicQueueB, 5,s:   7,697,639 msg/sec
                    AtomicQueueB, 5,i:   7,840,982 msg/sec
                    AtomicQueueB, 6,s:   7,276,704 msg/sec
                    AtomicQueueB, 6,i:   7,529,315 msg/sec
                    AtomicQueueB, 7,s:   6,873,364 msg/sec
                    AtomicQueueB, 7,i:   7,744,218 msg/sec
                    AtomicQueueB, 8,s:   6,247,824 msg/sec
                    AtomicQueueB, 8,i:   7,168,601 msg/sec
             OptimistAtomicQueue, 1,s: 764,948,235 msg/sec
             OptimistAtomicQueue, 1,i: 511,534,855 msg/sec
             OptimistAtomicQueue, 2,s:  32,634,510 msg/sec
             OptimistAtomicQueue, 2,i:  32,686,799 msg/sec
             OptimistAtomicQueue, 3,s:  36,672,172 msg/sec
             OptimistAtomicQueue, 3,i:  37,426,367 msg/sec
             OptimistAtomicQueue, 4,s:  39,303,315 msg/sec
             OptimistAtomicQueue, 4,i:  39,343,839 msg/sec
             OptimistAtomicQueue, 5,s:  42,380,645 msg/sec
             OptimistAtomicQueue, 5,i:  46,250,353 msg/sec
             OptimistAtomicQueue, 6,s:  42,348,621 msg/sec
             OptimistAtomicQueue, 6,i:  50,432,657 msg/sec
             OptimistAtomicQueue, 7,s:  45,194,647 msg/sec
             OptimistAtomicQueue, 7,i:  52,071,611 msg/sec
             OptimistAtomicQueue, 8,s:  46,398,603 msg/sec
             OptimistAtomicQueue, 8,i:  49,641,519 msg/sec
            OptimistAtomicQueueB, 1,s: 136,441,739 msg/sec
            OptimistAtomicQueueB, 1,i:  80,151,089 msg/sec
            OptimistAtomicQueueB, 2,s:  32,242,733 msg/sec
            OptimistAtomicQueueB, 2,i:  32,261,338 msg/sec
            OptimistAtomicQueueB, 3,s:  36,328,214 msg/sec
            OptimistAtomicQueueB, 3,i:  36,835,163 msg/sec
            OptimistAtomicQueueB, 4,s:  38,721,751 msg/sec
            OptimistAtomicQueueB, 4,i:  38,568,910 msg/sec
            OptimistAtomicQueueB, 5,s:  41,044,120 msg/sec
            OptimistAtomicQueueB, 5,i:  45,209,595 msg/sec
            OptimistAtomicQueueB, 6,s:  40,581,903 msg/sec
            OptimistAtomicQueueB, 6,i:  48,923,938 msg/sec
            OptimistAtomicQueueB, 7,s:  42,225,142 msg/sec
            OptimistAtomicQueueB, 7,i:  51,573,357 msg/sec
            OptimistAtomicQueueB, 8,s:  44,028,110 msg/sec
            OptimistAtomicQueueB, 8,i:  47,912,819 msg/sec
                    AtomicQueue2, 1,s:  22,914,724 msg/sec
                    AtomicQueue2, 1,i:  22,850,308 msg/sec
                    AtomicQueue2, 2,s:  11,904,550 msg/sec
                    AtomicQueue2, 2,i:  11,426,509 msg/sec
                    AtomicQueue2, 3,s:   9,428,126 msg/sec
                    AtomicQueue2, 3,i:   9,395,344 msg/sec
                    AtomicQueue2, 4,s:   8,119,343 msg/sec
                    AtomicQueue2, 4,i:   8,115,976 msg/sec
                    AtomicQueue2, 5,s:   7,925,564 msg/sec
                    AtomicQueue2, 5,i:   8,010,851 msg/sec
                    AtomicQueue2, 6,s:   7,712,036 msg/sec
                    AtomicQueue2, 6,i:   7,516,155 msg/sec
                    AtomicQueue2, 7,s:   7,161,367 msg/sec
                    AtomicQueue2, 7,i:   7,831,551 msg/sec
                    AtomicQueue2, 8,s:   6,380,573 msg/sec
                    AtomicQueue2, 8,i:   7,400,472 msg/sec
                   AtomicQueueB2, 1,s:  36,037,316 msg/sec
                   AtomicQueueB2, 1,i:  32,642,406 msg/sec
                   AtomicQueueB2, 2,s:  11,374,909 msg/sec
                   AtomicQueueB2, 2,i:  11,122,830 msg/sec
                   AtomicQueueB2, 3,s:   9,581,024 msg/sec
                   AtomicQueueB2, 3,i:   9,578,040 msg/sec
                   AtomicQueueB2, 4,s:   7,989,332 msg/sec
                   AtomicQueueB2, 4,i:   7,884,625 msg/sec
                   AtomicQueueB2, 5,s:   7,389,439 msg/sec
                   AtomicQueueB2, 5,i:   7,718,945 msg/sec
                   AtomicQueueB2, 6,s:   7,330,328 msg/sec
                   AtomicQueueB2, 6,i:   7,427,174 msg/sec
                   AtomicQueueB2, 7,s:   6,878,701 msg/sec
                   AtomicQueueB2, 7,i:   7,691,854 msg/sec
                   AtomicQueueB2, 8,s:   6,307,600 msg/sec
                   AtomicQueueB2, 8,i:   6,989,616 msg/sec
            OptimistAtomicQueue2, 1,s:  33,051,783 msg/sec
            OptimistAtomicQueue2, 1,i:  29,827,371 msg/sec
            OptimistAtomicQueue2, 2,s:  24,297,830 msg/sec
            OptimistAtomicQueue2, 2,i:  22,763,893 msg/sec
            OptimistAtomicQueue2, 3,s:  29,900,795 msg/sec
            OptimistAtomicQueue2, 3,i:  29,587,590 msg/sec
            OptimistAtomicQueue2, 4,s:  33,655,407 msg/sec
            OptimistAtomicQueue2, 4,i:  33,576,188 msg/sec
            OptimistAtomicQueue2, 5,s:  37,389,046 msg/sec
            OptimistAtomicQueue2, 5,i:  40,958,104 msg/sec
            OptimistAtomicQueue2, 6,s:  40,159,589 msg/sec
            OptimistAtomicQueue2, 6,i:  49,106,512 msg/sec
            OptimistAtomicQueue2, 7,s:  42,611,657 msg/sec
            OptimistAtomicQueue2, 7,i:  48,174,066 msg/sec
            OptimistAtomicQueue2, 8,s:  44,090,083 msg/sec
            OptimistAtomicQueue2, 8,i:  48,217,860 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,761,292 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,918,140 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,180,777 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,082,513 msg/sec
           OptimistAtomicQueueB2, 3,s:  32,020,650 msg/sec
           OptimistAtomicQueueB2, 3,i:  33,197,229 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,106,832 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,261,542 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,706,860 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,406,843 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,576,168 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,221,187 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,112,660 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,280,756 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,022,994 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,309,732 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000149 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000233 sec/round-trip
                pthread_spinlock: 0.000000285 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000361 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000203 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000186 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[346] 24m:42s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,979,404 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,500,060 msg/sec
          boost::lockfree::queue, 1,s:   6,843,054 msg/sec
          boost::lockfree::queue, 1,i:   6,899,603 msg/sec
          boost::lockfree::queue, 2,s:   7,560,770 msg/sec
          boost::lockfree::queue, 2,i:   7,564,828 msg/sec
          boost::lockfree::queue, 3,s:   7,410,336 msg/sec
          boost::lockfree::queue, 3,i:   7,543,560 msg/sec
          boost::lockfree::queue, 4,s:   6,417,324 msg/sec
          boost::lockfree::queue, 4,i:   6,778,324 msg/sec
          boost::lockfree::queue, 5,s:   6,398,164 msg/sec
          boost::lockfree::queue, 5,i:   6,467,680 msg/sec
          boost::lockfree::queue, 6,s:   5,982,307 msg/sec
          boost::lockfree::queue, 6,i:   6,106,880 msg/sec
          boost::lockfree::queue, 7,s:   5,918,376 msg/sec
          boost::lockfree::queue, 7,i:   6,111,709 msg/sec
          boost::lockfree::queue, 8,s:   5,452,499 msg/sec
          boost::lockfree::queue, 8,i:   5,522,520 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 472,026,249 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 472,833,415 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  28,453,329 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,595,127 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,901,303 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,108,920 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,258,411 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,471,216 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,554,296 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,912,748 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,162,735 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,129,078 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,266,867 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,839,732 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,083,083 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,170,676 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,269,398 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  33,145,049 msg/sec
                pthread_spinlock, 1,s:  29,109,865 msg/sec
                pthread_spinlock, 1,i:  25,346,580 msg/sec
                pthread_spinlock, 2,s:  15,524,187 msg/sec
                pthread_spinlock, 2,i:  16,836,414 msg/sec
                pthread_spinlock, 3,s:   8,305,708 msg/sec
                pthread_spinlock, 3,i:  12,025,671 msg/sec
                pthread_spinlock, 4,s:   6,569,122 msg/sec
                pthread_spinlock, 4,i:   9,229,821 msg/sec
                pthread_spinlock, 5,s:   8,650,040 msg/sec
                pthread_spinlock, 5,i:   9,643,817 msg/sec
                pthread_spinlock, 6,s:   8,217,415 msg/sec
                pthread_spinlock, 6,i:   8,668,396 msg/sec
                pthread_spinlock, 7,s:   7,684,003 msg/sec
                pthread_spinlock, 7,i:   7,421,414 msg/sec
                pthread_spinlock, 8,s:   6,973,105 msg/sec
                pthread_spinlock, 8,i:   6,819,714 msg/sec
                      std::mutex, 1,s:   6,581,391 msg/sec
                      std::mutex, 1,i:   6,390,713 msg/sec
                      std::mutex, 2,s:   5,340,141 msg/sec
                      std::mutex, 2,i:   5,449,986 msg/sec
                      std::mutex, 3,s:   5,195,371 msg/sec
                      std::mutex, 3,i:   5,664,912 msg/sec
                      std::mutex, 4,s:   6,195,491 msg/sec
                      std::mutex, 4,i:   6,324,657 msg/sec
                      std::mutex, 5,s:   6,092,313 msg/sec
                      std::mutex, 5,i:   5,970,513 msg/sec
                      std::mutex, 6,s:   5,971,116 msg/sec
                      std::mutex, 6,i:   5,867,204 msg/sec
                      std::mutex, 7,s:   5,834,291 msg/sec
                      std::mutex, 7,i:   5,831,357 msg/sec
                      std::mutex, 8,s:   5,756,612 msg/sec
                      std::mutex, 8,i:   5,705,940 msg/sec
                 tbb::spin_mutex, 1,s:  37,925,565 msg/sec
                 tbb::spin_mutex, 1,i:  37,717,636 msg/sec
                 tbb::spin_mutex, 2,s:  21,048,498 msg/sec
                 tbb::spin_mutex, 2,i:  18,366,244 msg/sec
                 tbb::spin_mutex, 3,s:   8,589,006 msg/sec
                 tbb::spin_mutex, 3,i:  10,174,117 msg/sec
                 tbb::spin_mutex, 4,s:   3,186,216 msg/sec
                 tbb::spin_mutex, 4,i:   6,342,652 msg/sec
                 tbb::spin_mutex, 5,s:   5,125,725 msg/sec
                 tbb::spin_mutex, 5,i:   5,758,389 msg/sec
                 tbb::spin_mutex, 6,s:   5,342,709 msg/sec
                 tbb::spin_mutex, 6,i:   4,343,546 msg/sec
                 tbb::spin_mutex, 7,s:   4,879,895 msg/sec
                 tbb::spin_mutex, 7,i:   4,253,548 msg/sec
                 tbb::spin_mutex, 8,s:   4,250,008 msg/sec
                 tbb::spin_mutex, 8,i:   4,083,658 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,428,157 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,482,342 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,819,443 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,775,257 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,026,563 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,572,918 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,339,888 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,332,534 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,622,542 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,204,009 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,985,965 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,441,888 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,005,422 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,624,856 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,085,983 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,720,135 msg/sec
     xenium::michael_scott_queue, 1,s:   9,509,598 msg/sec
     xenium::michael_scott_queue, 1,i:   9,582,189 msg/sec
     xenium::michael_scott_queue, 2,s:   8,331,063 msg/sec
     xenium::michael_scott_queue, 2,i:   8,479,600 msg/sec
     xenium::michael_scott_queue, 3,s:   7,114,413 msg/sec
     xenium::michael_scott_queue, 3,i:   7,501,861 msg/sec
     xenium::michael_scott_queue, 4,s:   6,322,080 msg/sec
     xenium::michael_scott_queue, 4,i:   6,374,019 msg/sec
     xenium::michael_scott_queue, 5,s:   6,300,041 msg/sec
     xenium::michael_scott_queue, 5,i:   6,741,352 msg/sec
     xenium::michael_scott_queue, 6,s:   6,487,436 msg/sec
     xenium::michael_scott_queue, 6,i:   6,720,717 msg/sec
     xenium::michael_scott_queue, 7,s:   6,321,010 msg/sec
     xenium::michael_scott_queue, 7,i:   6,577,861 msg/sec
     xenium::michael_scott_queue, 8,s:   5,993,578 msg/sec
     xenium::michael_scott_queue, 8,i:   6,042,169 msg/sec
         xenium::ramalhete_queue, 1,s:  32,104,388 msg/sec
         xenium::ramalhete_queue, 1,i:  32,061,235 msg/sec
         xenium::ramalhete_queue, 2,s:  23,603,319 msg/sec
         xenium::ramalhete_queue, 2,i:  23,295,724 msg/sec
         xenium::ramalhete_queue, 3,s:  29,293,590 msg/sec
         xenium::ramalhete_queue, 3,i:  28,424,600 msg/sec
         xenium::ramalhete_queue, 4,s:  33,880,193 msg/sec
         xenium::ramalhete_queue, 4,i:  33,518,017 msg/sec
         xenium::ramalhete_queue, 5,s:  32,165,974 msg/sec
         xenium::ramalhete_queue, 5,i:  36,031,332 msg/sec
         xenium::ramalhete_queue, 6,s:  34,091,315 msg/sec
         xenium::ramalhete_queue, 6,i:  39,014,270 msg/sec
         xenium::ramalhete_queue, 7,s:  34,970,470 msg/sec
         xenium::ramalhete_queue, 7,i:  42,233,186 msg/sec
         xenium::ramalhete_queue, 8,s:  35,341,683 msg/sec
         xenium::ramalhete_queue, 8,i:  44,120,703 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,759,453 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,098,513 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  22,285,905 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,604,403 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,682,866 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,742,591 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,572,332 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,357,871 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,842,065 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,358,810 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,723,451 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,637,370 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,232,535 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,301,147 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,404,089 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,321,493 msg/sec
                     AtomicQueue, 1,s: 233,980,578 msg/sec
                     AtomicQueue, 1,i:  56,596,720 msg/sec
                     AtomicQueue, 2,s:  12,244,237 msg/sec
                     AtomicQueue, 2,i:  11,720,953 msg/sec
                     AtomicQueue, 3,s:  10,760,360 msg/sec
                     AtomicQueue, 3,i:   9,901,190 msg/sec
                     AtomicQueue, 4,s:   8,180,814 msg/sec
                     AtomicQueue, 4,i:   8,169,256 msg/sec
                     AtomicQueue, 5,s:   8,003,002 msg/sec
                     AtomicQueue, 5,i:   8,077,374 msg/sec
                     AtomicQueue, 6,s:   7,768,023 msg/sec
                     AtomicQueue, 6,i:   7,600,471 msg/sec
                     AtomicQueue, 7,s:   7,096,318 msg/sec
                     AtomicQueue, 7,i:   7,970,055 msg/sec
                     AtomicQueue, 8,s:   6,367,906 msg/sec
                     AtomicQueue, 8,i:   7,452,482 msg/sec
                    AtomicQueueB, 1,s:  57,850,893 msg/sec
                    AtomicQueueB, 1,i:  43,003,983 msg/sec
                    AtomicQueueB, 2,s:  11,885,801 msg/sec
                    AtomicQueueB, 2,i:  11,460,861 msg/sec
                    AtomicQueueB, 3,s:  11,004,824 msg/sec
                    AtomicQueueB, 3,i:  10,112,548 msg/sec
                    AtomicQueueB, 4,s:   8,061,067 msg/sec
                    AtomicQueueB, 4,i:   8,004,822 msg/sec
                    AtomicQueueB, 5,s:   7,585,270 msg/sec
                    AtomicQueueB, 5,i:   7,752,736 msg/sec
                    AtomicQueueB, 6,s:   7,491,438 msg/sec
                    AtomicQueueB, 6,i:   7,496,716 msg/sec
                    AtomicQueueB, 7,s:   6,895,296 msg/sec
                    AtomicQueueB, 7,i:   7,758,146 msg/sec
                    AtomicQueueB, 8,s:   6,201,322 msg/sec
                    AtomicQueueB, 8,i:   7,149,733 msg/sec
             OptimistAtomicQueue, 1,s: 729,702,237 msg/sec
             OptimistAtomicQueue, 1,i: 552,344,363 msg/sec
             OptimistAtomicQueue, 2,s:  32,650,955 msg/sec
             OptimistAtomicQueue, 2,i:  32,668,321 msg/sec
             OptimistAtomicQueue, 3,s:  36,621,328 msg/sec
             OptimistAtomicQueue, 3,i:  37,316,360 msg/sec
             OptimistAtomicQueue, 4,s:  39,305,592 msg/sec
             OptimistAtomicQueue, 4,i:  39,372,266 msg/sec
             OptimistAtomicQueue, 5,s:  42,451,002 msg/sec
             OptimistAtomicQueue, 5,i:  46,279,182 msg/sec
             OptimistAtomicQueue, 6,s:  42,663,880 msg/sec
             OptimistAtomicQueue, 6,i:  49,831,662 msg/sec
             OptimistAtomicQueue, 7,s:  44,157,491 msg/sec
             OptimistAtomicQueue, 7,i:  52,945,818 msg/sec
             OptimistAtomicQueue, 8,s:  46,344,371 msg/sec
             OptimistAtomicQueue, 8,i:  49,241,690 msg/sec
            OptimistAtomicQueueB, 1,s: 176,555,410 msg/sec
            OptimistAtomicQueueB, 1,i:  75,869,612 msg/sec
            OptimistAtomicQueueB, 2,s:  32,265,487 msg/sec
            OptimistAtomicQueueB, 2,i:  32,165,070 msg/sec
            OptimistAtomicQueueB, 3,s:  36,303,050 msg/sec
            OptimistAtomicQueueB, 3,i:  36,878,834 msg/sec
            OptimistAtomicQueueB, 4,s:  38,627,128 msg/sec
            OptimistAtomicQueueB, 4,i:  38,614,740 msg/sec
            OptimistAtomicQueueB, 5,s:  40,276,148 msg/sec
            OptimistAtomicQueueB, 5,i:  45,446,370 msg/sec
            OptimistAtomicQueueB, 6,s:  41,441,083 msg/sec
            OptimistAtomicQueueB, 6,i:  48,571,775 msg/sec
            OptimistAtomicQueueB, 7,s:  41,983,350 msg/sec
            OptimistAtomicQueueB, 7,i:  51,378,300 msg/sec
            OptimistAtomicQueueB, 8,s:  44,455,883 msg/sec
            OptimistAtomicQueueB, 8,i:  48,049,987 msg/sec
                    AtomicQueue2, 1,s:  22,863,466 msg/sec
                    AtomicQueue2, 1,i:  22,852,194 msg/sec
                    AtomicQueue2, 2,s:  11,768,600 msg/sec
                    AtomicQueue2, 2,i:  11,384,310 msg/sec
                    AtomicQueue2, 3,s:   9,712,299 msg/sec
                    AtomicQueue2, 3,i:   9,468,564 msg/sec
                    AtomicQueue2, 4,s:   8,001,421 msg/sec
                    AtomicQueue2, 4,i:   8,051,150 msg/sec
                    AtomicQueue2, 5,s:   7,942,209 msg/sec
                    AtomicQueue2, 5,i:   8,054,206 msg/sec
                    AtomicQueue2, 6,s:   7,783,171 msg/sec
                    AtomicQueue2, 6,i:   7,521,251 msg/sec
                    AtomicQueue2, 7,s:   7,114,654 msg/sec
                    AtomicQueue2, 7,i:   7,899,620 msg/sec
                    AtomicQueue2, 8,s:   6,384,479 msg/sec
                    AtomicQueue2, 8,i:   7,353,234 msg/sec
                   AtomicQueueB2, 1,s:  36,122,977 msg/sec
                   AtomicQueueB2, 1,i:  36,049,664 msg/sec
                   AtomicQueueB2, 2,s:  11,426,295 msg/sec
                   AtomicQueueB2, 2,i:  11,093,049 msg/sec
                   AtomicQueueB2, 3,s:   9,652,422 msg/sec
                   AtomicQueueB2, 3,i:   9,605,869 msg/sec
                   AtomicQueueB2, 4,s:   7,966,972 msg/sec
                   AtomicQueueB2, 4,i:   7,920,395 msg/sec
                   AtomicQueueB2, 5,s:   7,630,231 msg/sec
                   AtomicQueueB2, 5,i:   7,760,762 msg/sec
                   AtomicQueueB2, 6,s:   7,350,327 msg/sec
                   AtomicQueueB2, 6,i:   7,473,323 msg/sec
                   AtomicQueueB2, 7,s:   6,835,874 msg/sec
                   AtomicQueueB2, 7,i:   7,692,789 msg/sec
                   AtomicQueueB2, 8,s:   6,270,873 msg/sec
                   AtomicQueueB2, 8,i:   7,102,534 msg/sec
            OptimistAtomicQueue2, 1,s: 468,291,513 msg/sec
            OptimistAtomicQueue2, 1,i:  32,142,012 msg/sec
            OptimistAtomicQueue2, 2,s:  25,486,907 msg/sec
            OptimistAtomicQueue2, 2,i:  24,012,535 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,219 msg/sec
            OptimistAtomicQueue2, 3,i:  29,996,117 msg/sec
            OptimistAtomicQueue2, 4,s:  35,152,352 msg/sec
            OptimistAtomicQueue2, 4,i:  33,251,034 msg/sec
            OptimistAtomicQueue2, 5,s:  37,015,027 msg/sec
            OptimistAtomicQueue2, 5,i:  40,152,152 msg/sec
            OptimistAtomicQueue2, 6,s:  40,117,021 msg/sec
            OptimistAtomicQueue2, 6,i:  48,683,031 msg/sec
            OptimistAtomicQueue2, 7,s:  43,344,199 msg/sec
            OptimistAtomicQueue2, 7,i:  48,194,946 msg/sec
            OptimistAtomicQueue2, 8,s:  43,894,601 msg/sec
            OptimistAtomicQueue2, 8,i:  49,856,437 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,205,045 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,876,538 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,925,209 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,920,602 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,273,030 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,582,275 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,259,545 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,050,881 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,464,985 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,298,956 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,701,608 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,215,404 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,799,513 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,101,064 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,240,759 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,835,752 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000133 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000234 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000461 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000202 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000179 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000184 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[347] 23m:23s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,574,359 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,388,433 msg/sec
          boost::lockfree::queue, 1,s:   6,821,975 msg/sec
          boost::lockfree::queue, 1,i:   6,846,907 msg/sec
          boost::lockfree::queue, 2,s:   7,541,581 msg/sec
          boost::lockfree::queue, 2,i:   7,512,401 msg/sec
          boost::lockfree::queue, 3,s:   7,380,135 msg/sec
          boost::lockfree::queue, 3,i:   7,562,041 msg/sec
          boost::lockfree::queue, 4,s:   6,424,585 msg/sec
          boost::lockfree::queue, 4,i:   6,892,331 msg/sec
          boost::lockfree::queue, 5,s:   6,384,308 msg/sec
          boost::lockfree::queue, 5,i:   6,470,824 msg/sec
          boost::lockfree::queue, 6,s:   5,959,683 msg/sec
          boost::lockfree::queue, 6,i:   6,106,791 msg/sec
          boost::lockfree::queue, 7,s:   5,811,753 msg/sec
          boost::lockfree::queue, 7,i:   5,913,396 msg/sec
          boost::lockfree::queue, 8,s:   5,465,354 msg/sec
          boost::lockfree::queue, 8,i:   5,478,589 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  87,868,321 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  47,290,604 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,036,390 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,984,061 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,952,108 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  17,214,427 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,214,456 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,524,861 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,483,079 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,057,917 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,217,628 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,809,022 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,306,226 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,223,383 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,920,497 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,063,603 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  52,371,804 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,831,033 msg/sec
                pthread_spinlock, 1,s:  29,136,593 msg/sec
                pthread_spinlock, 1,i:  25,276,940 msg/sec
                pthread_spinlock, 2,s:  16,134,341 msg/sec
                pthread_spinlock, 2,i:  16,830,074 msg/sec
                pthread_spinlock, 3,s:   8,343,770 msg/sec
                pthread_spinlock, 3,i:  11,970,348 msg/sec
                pthread_spinlock, 4,s:   6,514,883 msg/sec
                pthread_spinlock, 4,i:   8,749,064 msg/sec
                pthread_spinlock, 5,s:   8,770,303 msg/sec
                pthread_spinlock, 5,i:   8,835,189 msg/sec
                pthread_spinlock, 6,s:   8,315,516 msg/sec
                pthread_spinlock, 6,i:   8,464,392 msg/sec
                pthread_spinlock, 7,s:   7,966,363 msg/sec
                pthread_spinlock, 7,i:   7,729,554 msg/sec
                pthread_spinlock, 8,s:   6,652,440 msg/sec
                pthread_spinlock, 8,i:   7,528,044 msg/sec
                      std::mutex, 1,s:   7,266,268 msg/sec
                      std::mutex, 1,i:   6,648,841 msg/sec
                      std::mutex, 2,s:   4,941,366 msg/sec
                      std::mutex, 2,i:   5,399,392 msg/sec
                      std::mutex, 3,s:   5,057,567 msg/sec
                      std::mutex, 3,i:   5,658,873 msg/sec
                      std::mutex, 4,s:   5,042,873 msg/sec
                      std::mutex, 4,i:   6,342,911 msg/sec
                      std::mutex, 5,s:   6,169,960 msg/sec
                      std::mutex, 5,i:   6,102,241 msg/sec
                      std::mutex, 6,s:   6,070,690 msg/sec
                      std::mutex, 6,i:   6,030,946 msg/sec
                      std::mutex, 7,s:   5,945,295 msg/sec
                      std::mutex, 7,i:   5,932,529 msg/sec
                      std::mutex, 8,s:   5,715,560 msg/sec
                      std::mutex, 8,i:   5,747,522 msg/sec
                 tbb::spin_mutex, 1,s:  37,661,511 msg/sec
                 tbb::spin_mutex, 1,i:  32,941,397 msg/sec
                 tbb::spin_mutex, 2,s:  20,978,206 msg/sec
                 tbb::spin_mutex, 2,i:  18,634,795 msg/sec
                 tbb::spin_mutex, 3,s:   7,370,788 msg/sec
                 tbb::spin_mutex, 3,i:  10,056,306 msg/sec
                 tbb::spin_mutex, 4,s:   2,990,899 msg/sec
                 tbb::spin_mutex, 4,i:   6,278,598 msg/sec
                 tbb::spin_mutex, 5,s:   5,445,071 msg/sec
                 tbb::spin_mutex, 5,i:   5,717,009 msg/sec
                 tbb::spin_mutex, 6,s:   5,291,589 msg/sec
                 tbb::spin_mutex, 6,i:   4,372,056 msg/sec
                 tbb::spin_mutex, 7,s:   4,832,044 msg/sec
                 tbb::spin_mutex, 7,i:   4,336,812 msg/sec
                 tbb::spin_mutex, 8,s:   3,827,640 msg/sec
                 tbb::spin_mutex, 8,i:   4,184,419 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,240,099 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,214,462 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,489,449 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,675,141 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,392,623 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,556,429 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,124,316 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,493,416 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,546,537 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,611,011 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,823,931 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,636,688 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,834,491 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,814,966 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,060,503 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,085,006 msg/sec
     xenium::michael_scott_queue, 1,s:   9,107,186 msg/sec
     xenium::michael_scott_queue, 1,i:   9,058,554 msg/sec
     xenium::michael_scott_queue, 2,s:   8,486,712 msg/sec
     xenium::michael_scott_queue, 2,i:   8,451,051 msg/sec
     xenium::michael_scott_queue, 3,s:   7,300,378 msg/sec
     xenium::michael_scott_queue, 3,i:   7,519,296 msg/sec
     xenium::michael_scott_queue, 4,s:   6,268,550 msg/sec
     xenium::michael_scott_queue, 4,i:   6,276,457 msg/sec
     xenium::michael_scott_queue, 5,s:   6,304,364 msg/sec
     xenium::michael_scott_queue, 5,i:   6,642,560 msg/sec
     xenium::michael_scott_queue, 6,s:   6,500,351 msg/sec
     xenium::michael_scott_queue, 6,i:   6,974,928 msg/sec
     xenium::michael_scott_queue, 7,s:   6,310,225 msg/sec
     xenium::michael_scott_queue, 7,i:   6,573,390 msg/sec
     xenium::michael_scott_queue, 8,s:   5,962,936 msg/sec
     xenium::michael_scott_queue, 8,i:   6,122,266 msg/sec
         xenium::ramalhete_queue, 1,s:  31,945,970 msg/sec
         xenium::ramalhete_queue, 1,i:  31,779,322 msg/sec
         xenium::ramalhete_queue, 2,s:  23,588,619 msg/sec
         xenium::ramalhete_queue, 2,i:  23,352,615 msg/sec
         xenium::ramalhete_queue, 3,s:  29,315,574 msg/sec
         xenium::ramalhete_queue, 3,i:  28,541,219 msg/sec
         xenium::ramalhete_queue, 4,s:  33,838,221 msg/sec
         xenium::ramalhete_queue, 4,i:  33,420,745 msg/sec
         xenium::ramalhete_queue, 5,s:  32,130,068 msg/sec
         xenium::ramalhete_queue, 5,i:  36,265,068 msg/sec
         xenium::ramalhete_queue, 6,s:  33,951,512 msg/sec
         xenium::ramalhete_queue, 6,i:  38,571,226 msg/sec
         xenium::ramalhete_queue, 7,s:  34,823,449 msg/sec
         xenium::ramalhete_queue, 7,i:  40,859,010 msg/sec
         xenium::ramalhete_queue, 8,s:  35,445,941 msg/sec
         xenium::ramalhete_queue, 8,i:  43,839,263 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,307,058 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,917,287 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  24,817,033 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  26,161,941 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,641,758 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,632,012 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,602,178 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,413,214 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,751,497 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,316,347 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,098,082 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,470,474 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,280,366 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,025,462 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,418,454 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,232,366 msg/sec
                     AtomicQueue, 1,s:  59,561,103 msg/sec
                     AtomicQueue, 1,i:  56,559,210 msg/sec
                     AtomicQueue, 2,s:  12,334,869 msg/sec
                     AtomicQueue, 2,i:  11,761,230 msg/sec
                     AtomicQueue, 3,s:  10,760,826 msg/sec
                     AtomicQueue, 3,i:   9,924,514 msg/sec
                     AtomicQueue, 4,s:   8,238,350 msg/sec
                     AtomicQueue, 4,i:   8,222,315 msg/sec
                     AtomicQueue, 5,s:   8,015,122 msg/sec
                     AtomicQueue, 5,i:   8,130,079 msg/sec
                     AtomicQueue, 6,s:   7,946,768 msg/sec
                     AtomicQueue, 6,i:   7,591,982 msg/sec
                     AtomicQueue, 7,s:   7,073,050 msg/sec
                     AtomicQueue, 7,i:   7,981,493 msg/sec
                     AtomicQueue, 8,s:   6,347,059 msg/sec
                     AtomicQueue, 8,i:   7,435,501 msg/sec
                    AtomicQueueB, 1,s:  43,851,206 msg/sec
                    AtomicQueueB, 1,i:  93,256,936 msg/sec
                    AtomicQueueB, 2,s:  11,573,741 msg/sec
                    AtomicQueueB, 2,i:  11,389,493 msg/sec
                    AtomicQueueB, 3,s:  10,878,722 msg/sec
                    AtomicQueueB, 3,i:  10,286,198 msg/sec
                    AtomicQueueB, 4,s:   8,092,493 msg/sec
                    AtomicQueueB, 4,i:   8,103,877 msg/sec
                    AtomicQueueB, 5,s:   7,661,307 msg/sec
                    AtomicQueueB, 5,i:   7,859,644 msg/sec
                    AtomicQueueB, 6,s:   7,365,688 msg/sec
                    AtomicQueueB, 6,i:   7,515,946 msg/sec
                    AtomicQueueB, 7,s:   6,866,075 msg/sec
                    AtomicQueueB, 7,i:   7,722,455 msg/sec
                    AtomicQueueB, 8,s:   6,279,569 msg/sec
                    AtomicQueueB, 8,i:   7,166,122 msg/sec
             OptimistAtomicQueue, 1,s: 753,729,169 msg/sec
             OptimistAtomicQueue, 1,i: 590,190,212 msg/sec
             OptimistAtomicQueue, 2,s:  32,634,700 msg/sec
             OptimistAtomicQueue, 2,i:  32,634,934 msg/sec
             OptimistAtomicQueue, 3,s:  36,648,204 msg/sec
             OptimistAtomicQueue, 3,i:  37,374,254 msg/sec
             OptimistAtomicQueue, 4,s:  39,280,457 msg/sec
             OptimistAtomicQueue, 4,i:  39,418,022 msg/sec
             OptimistAtomicQueue, 5,s:  41,716,692 msg/sec
             OptimistAtomicQueue, 5,i:  47,267,401 msg/sec
             OptimistAtomicQueue, 6,s:  42,727,862 msg/sec
             OptimistAtomicQueue, 6,i:  50,494,565 msg/sec
             OptimistAtomicQueue, 7,s:  44,467,691 msg/sec
             OptimistAtomicQueue, 7,i:  52,908,633 msg/sec
             OptimistAtomicQueue, 8,s:  46,401,183 msg/sec
             OptimistAtomicQueue, 8,i:  49,485,261 msg/sec
            OptimistAtomicQueueB, 1,s:  78,035,457 msg/sec
            OptimistAtomicQueueB, 1,i:  76,584,697 msg/sec
            OptimistAtomicQueueB, 2,s:  32,268,979 msg/sec
            OptimistAtomicQueueB, 2,i:  32,040,000 msg/sec
            OptimistAtomicQueueB, 3,s:  36,219,155 msg/sec
            OptimistAtomicQueueB, 3,i:  36,942,423 msg/sec
            OptimistAtomicQueueB, 4,s:  38,706,323 msg/sec
            OptimistAtomicQueueB, 4,i:  38,539,647 msg/sec
            OptimistAtomicQueueB, 5,s:  40,464,583 msg/sec
            OptimistAtomicQueueB, 5,i:  45,521,167 msg/sec
            OptimistAtomicQueueB, 6,s:  40,982,586 msg/sec
            OptimistAtomicQueueB, 6,i:  49,091,216 msg/sec
            OptimistAtomicQueueB, 7,s:  41,909,672 msg/sec
            OptimistAtomicQueueB, 7,i:  51,326,850 msg/sec
            OptimistAtomicQueueB, 8,s:  44,244,752 msg/sec
            OptimistAtomicQueueB, 8,i:  48,314,335 msg/sec
                    AtomicQueue2, 1,s:  22,866,021 msg/sec
                    AtomicQueue2, 1,i:  22,873,604 msg/sec
                    AtomicQueue2, 2,s:  11,852,250 msg/sec
                    AtomicQueue2, 2,i:  11,491,408 msg/sec
                    AtomicQueue2, 3,s:   9,315,265 msg/sec
                    AtomicQueue2, 3,i:   9,495,168 msg/sec
                    AtomicQueue2, 4,s:   8,090,071 msg/sec
                    AtomicQueue2, 4,i:   8,103,074 msg/sec
                    AtomicQueue2, 5,s:   7,949,107 msg/sec
                    AtomicQueue2, 5,i:   8,028,130 msg/sec
                    AtomicQueue2, 6,s:   7,633,584 msg/sec
                    AtomicQueue2, 6,i:   7,534,709 msg/sec
                    AtomicQueue2, 7,s:   7,158,558 msg/sec
                    AtomicQueue2, 7,i:   7,886,062 msg/sec
                    AtomicQueue2, 8,s:   6,392,929 msg/sec
                    AtomicQueue2, 8,i:   7,285,530 msg/sec
                   AtomicQueueB2, 1,s:  35,820,125 msg/sec
                   AtomicQueueB2, 1,i:  32,628,669 msg/sec
                   AtomicQueueB2, 2,s:  11,394,036 msg/sec
                   AtomicQueueB2, 2,i:  11,079,839 msg/sec
                   AtomicQueueB2, 3,s:   9,586,424 msg/sec
                   AtomicQueueB2, 3,i:   9,517,185 msg/sec
                   AtomicQueueB2, 4,s:   7,948,147 msg/sec
                   AtomicQueueB2, 4,i:   7,898,607 msg/sec
                   AtomicQueueB2, 5,s:   7,498,675 msg/sec
                   AtomicQueueB2, 5,i:   7,739,208 msg/sec
                   AtomicQueueB2, 6,s:   7,284,807 msg/sec
                   AtomicQueueB2, 6,i:   7,428,770 msg/sec
                   AtomicQueueB2, 7,s:   6,877,403 msg/sec
                   AtomicQueueB2, 7,i:   7,719,750 msg/sec
                   AtomicQueueB2, 8,s:   6,296,554 msg/sec
                   AtomicQueueB2, 8,i:   7,042,775 msg/sec
            OptimistAtomicQueue2, 1,s: 465,811,963 msg/sec
            OptimistAtomicQueue2, 1,i:  33,156,680 msg/sec
            OptimistAtomicQueue2, 2,s:  24,801,470 msg/sec
            OptimistAtomicQueue2, 2,i:  24,030,520 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,258 msg/sec
            OptimistAtomicQueue2, 3,i:  29,944,239 msg/sec
            OptimistAtomicQueue2, 4,s:  33,227,617 msg/sec
            OptimistAtomicQueue2, 4,i:  33,310,692 msg/sec
            OptimistAtomicQueue2, 5,s:  37,282,896 msg/sec
            OptimistAtomicQueue2, 5,i:  40,088,646 msg/sec
            OptimistAtomicQueue2, 6,s:  40,405,512 msg/sec
            OptimistAtomicQueue2, 6,i:  49,421,118 msg/sec
            OptimistAtomicQueue2, 7,s:  42,659,502 msg/sec
            OptimistAtomicQueue2, 7,i:  51,515,034 msg/sec
            OptimistAtomicQueue2, 8,s:  43,975,934 msg/sec
            OptimistAtomicQueue2, 8,i:  48,642,312 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,753,592 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,871,963 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,245,829 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,121,110 msg/sec
           OptimistAtomicQueueB2, 3,s:  32,313,807 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,005,649 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,385,759 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,124,645 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,570,255 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,031,468 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,729,755 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,339,235 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,123,691 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,527,622 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,639,293 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,431,933 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000322 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000242 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000469 sec/round-trip
                 tbb::spin_mutex: 0.000000295 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000300 sec/round-trip
     xenium::michael_scott_queue: 0.000000362 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000201 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000175 sec/round-trip
             OptimistAtomicQueue: 0.000000154 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000189 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[348] 22m:3s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  65,161,537 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,123,305 msg/sec
          boost::lockfree::queue, 1,s:   6,919,924 msg/sec
          boost::lockfree::queue, 1,i:   6,940,835 msg/sec
          boost::lockfree::queue, 2,s:   7,702,774 msg/sec
          boost::lockfree::queue, 2,i:   7,619,063 msg/sec
          boost::lockfree::queue, 3,s:   7,399,677 msg/sec
          boost::lockfree::queue, 3,i:   7,550,968 msg/sec
          boost::lockfree::queue, 4,s:   6,424,830 msg/sec
          boost::lockfree::queue, 4,i:   6,824,047 msg/sec
          boost::lockfree::queue, 5,s:   6,372,629 msg/sec
          boost::lockfree::queue, 5,i:   6,494,937 msg/sec
          boost::lockfree::queue, 6,s:   5,990,907 msg/sec
          boost::lockfree::queue, 6,i:   6,195,471 msg/sec
          boost::lockfree::queue, 7,s:   5,845,510 msg/sec
          boost::lockfree::queue, 7,i:   5,958,018 msg/sec
          boost::lockfree::queue, 8,s:   5,432,139 msg/sec
          boost::lockfree::queue, 8,i:   5,680,483 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 454,210,990 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 452,084,828 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,799,832 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,583,025 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,635,331 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,190,993 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,987,657 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,341,504 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  31,369,738 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,364,744 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  30,378,705 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,867,706 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,073,893 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  34,324,722 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,922,319 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  52,773,019 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,219,688 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,256,579 msg/sec
                pthread_spinlock, 1,s:  29,010,931 msg/sec
                pthread_spinlock, 1,i:  25,327,054 msg/sec
                pthread_spinlock, 2,s:  15,585,414 msg/sec
                pthread_spinlock, 2,i:  17,008,907 msg/sec
                pthread_spinlock, 3,s:   8,300,925 msg/sec
                pthread_spinlock, 3,i:  12,033,332 msg/sec
                pthread_spinlock, 4,s:   6,488,514 msg/sec
                pthread_spinlock, 4,i:   9,234,491 msg/sec
                pthread_spinlock, 5,s:   8,742,652 msg/sec
                pthread_spinlock, 5,i:   9,619,022 msg/sec
                pthread_spinlock, 6,s:   8,294,363 msg/sec
                pthread_spinlock, 6,i:   9,040,007 msg/sec
                pthread_spinlock, 7,s:   7,719,418 msg/sec
                pthread_spinlock, 7,i:   7,992,700 msg/sec
                pthread_spinlock, 8,s:   6,928,505 msg/sec
                pthread_spinlock, 8,i:   6,840,056 msg/sec
                      std::mutex, 1,s:   5,797,404 msg/sec
                      std::mutex, 1,i:   7,612,473 msg/sec
                      std::mutex, 2,s:   6,184,420 msg/sec
                      std::mutex, 2,i:   5,574,842 msg/sec
                      std::mutex, 3,s:   4,595,591 msg/sec
                      std::mutex, 3,i:   5,156,002 msg/sec
                      std::mutex, 4,s:   5,168,900 msg/sec
                      std::mutex, 4,i:   6,001,404 msg/sec
                      std::mutex, 5,s:   6,050,271 msg/sec
                      std::mutex, 5,i:   6,173,395 msg/sec
                      std::mutex, 6,s:   5,986,713 msg/sec
                      std::mutex, 6,i:   5,962,803 msg/sec
                      std::mutex, 7,s:   5,870,793 msg/sec
                      std::mutex, 7,i:   5,855,314 msg/sec
                      std::mutex, 8,s:   5,736,340 msg/sec
                      std::mutex, 8,i:   5,746,173 msg/sec
                 tbb::spin_mutex, 1,s:  37,809,901 msg/sec
                 tbb::spin_mutex, 1,i:  32,989,041 msg/sec
                 tbb::spin_mutex, 2,s:  21,158,840 msg/sec
                 tbb::spin_mutex, 2,i:  18,354,329 msg/sec
                 tbb::spin_mutex, 3,s:   7,986,681 msg/sec
                 tbb::spin_mutex, 3,i:  10,248,884 msg/sec
                 tbb::spin_mutex, 4,s:   3,257,020 msg/sec
                 tbb::spin_mutex, 4,i:   6,338,299 msg/sec
                 tbb::spin_mutex, 5,s:   5,524,983 msg/sec
                 tbb::spin_mutex, 5,i:   5,726,909 msg/sec
                 tbb::spin_mutex, 6,s:   5,359,030 msg/sec
                 tbb::spin_mutex, 6,i:   4,364,840 msg/sec
                 tbb::spin_mutex, 7,s:   4,665,669 msg/sec
                 tbb::spin_mutex, 7,i:   4,389,140 msg/sec
                 tbb::spin_mutex, 8,s:   4,230,068 msg/sec
                 tbb::spin_mutex, 8,i:   4,190,288 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,802,900 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,049,213 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,481,162 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,342,534 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,594,072 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,489,970 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,620,837 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,580,149 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,888,908 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,598,398 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,896,828 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,667,749 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,871,826 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,843,103 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,782,848 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,472,242 msg/sec
     xenium::michael_scott_queue, 1,s:  10,149,928 msg/sec
     xenium::michael_scott_queue, 1,i:   9,920,185 msg/sec
     xenium::michael_scott_queue, 2,s:   8,410,426 msg/sec
     xenium::michael_scott_queue, 2,i:   8,502,153 msg/sec
     xenium::michael_scott_queue, 3,s:   7,284,386 msg/sec
     xenium::michael_scott_queue, 3,i:   7,524,686 msg/sec
     xenium::michael_scott_queue, 4,s:   6,272,998 msg/sec
     xenium::michael_scott_queue, 4,i:   6,333,123 msg/sec
     xenium::michael_scott_queue, 5,s:   6,290,758 msg/sec
     xenium::michael_scott_queue, 5,i:   6,649,812 msg/sec
     xenium::michael_scott_queue, 6,s:   6,495,260 msg/sec
     xenium::michael_scott_queue, 6,i:   6,973,007 msg/sec
     xenium::michael_scott_queue, 7,s:   6,298,838 msg/sec
     xenium::michael_scott_queue, 7,i:   6,442,793 msg/sec
     xenium::michael_scott_queue, 8,s:   6,053,118 msg/sec
     xenium::michael_scott_queue, 8,i:   6,140,071 msg/sec
         xenium::ramalhete_queue, 1,s:  32,532,812 msg/sec
         xenium::ramalhete_queue, 1,i:  32,412,295 msg/sec
         xenium::ramalhete_queue, 2,s:  23,522,146 msg/sec
         xenium::ramalhete_queue, 2,i:  23,384,774 msg/sec
         xenium::ramalhete_queue, 3,s:  29,117,959 msg/sec
         xenium::ramalhete_queue, 3,i:  28,475,075 msg/sec
         xenium::ramalhete_queue, 4,s:  33,825,717 msg/sec
         xenium::ramalhete_queue, 4,i:  33,454,128 msg/sec
         xenium::ramalhete_queue, 5,s:  32,183,736 msg/sec
         xenium::ramalhete_queue, 5,i:  36,222,682 msg/sec
         xenium::ramalhete_queue, 6,s:  33,945,508 msg/sec
         xenium::ramalhete_queue, 6,i:  38,803,450 msg/sec
         xenium::ramalhete_queue, 7,s:  35,198,902 msg/sec
         xenium::ramalhete_queue, 7,i:  41,570,926 msg/sec
         xenium::ramalhete_queue, 8,s:  35,472,189 msg/sec
         xenium::ramalhete_queue, 8,i:  44,414,585 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,468,926 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 122,210,346 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,063,311 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,613,424 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,592,324 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,568,109 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,559,149 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,287,518 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,774,438 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,304,240 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,961,785 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,480,076 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,260,437 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,937,032 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,478,738 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,356,384 msg/sec
                     AtomicQueue, 1,s:  62,615,755 msg/sec
                     AtomicQueue, 1,i:  57,221,054 msg/sec
                     AtomicQueue, 2,s:  12,305,928 msg/sec
                     AtomicQueue, 2,i:  11,754,287 msg/sec
                     AtomicQueue, 3,s:  10,776,410 msg/sec
                     AtomicQueue, 3,i:   9,982,247 msg/sec
                     AtomicQueue, 4,s:   8,199,644 msg/sec
                     AtomicQueue, 4,i:   8,232,226 msg/sec
                     AtomicQueue, 5,s:   8,041,737 msg/sec
                     AtomicQueue, 5,i:   8,123,055 msg/sec
                     AtomicQueue, 6,s:   7,841,096 msg/sec
                     AtomicQueue, 6,i:   7,608,131 msg/sec
                     AtomicQueue, 7,s:   7,176,861 msg/sec
                     AtomicQueue, 7,i:   7,993,271 msg/sec
                     AtomicQueue, 8,s:   6,353,264 msg/sec
                     AtomicQueue, 8,i:   7,351,029 msg/sec
                    AtomicQueueB, 1,s:  56,743,349 msg/sec
                    AtomicQueueB, 1,i:  43,060,736 msg/sec
                    AtomicQueueB, 2,s:  11,816,051 msg/sec
                    AtomicQueueB, 2,i:  11,501,258 msg/sec
                    AtomicQueueB, 3,s:  11,040,966 msg/sec
                    AtomicQueueB, 3,i:  10,075,317 msg/sec
                    AtomicQueueB, 4,s:   8,099,467 msg/sec
                    AtomicQueueB, 4,i:   8,082,426 msg/sec
                    AtomicQueueB, 5,s:   7,539,866 msg/sec
                    AtomicQueueB, 5,i:   7,817,970 msg/sec
                    AtomicQueueB, 6,s:   7,217,059 msg/sec
                    AtomicQueueB, 6,i:   7,594,093 msg/sec
                    AtomicQueueB, 7,s:   6,955,933 msg/sec
                    AtomicQueueB, 7,i:   7,755,335 msg/sec
                    AtomicQueueB, 8,s:   6,224,882 msg/sec
                    AtomicQueueB, 8,i:   7,180,476 msg/sec
             OptimistAtomicQueue, 1,s: 829,842,979 msg/sec
             OptimistAtomicQueue, 1,i: 590,304,484 msg/sec
             OptimistAtomicQueue, 2,s:  32,191,612 msg/sec
             OptimistAtomicQueue, 2,i:  32,425,945 msg/sec
             OptimistAtomicQueue, 3,s:  36,657,850 msg/sec
             OptimistAtomicQueue, 3,i:  37,299,292 msg/sec
             OptimistAtomicQueue, 4,s:  39,290,908 msg/sec
             OptimistAtomicQueue, 4,i:  39,370,713 msg/sec
             OptimistAtomicQueue, 5,s:  42,481,949 msg/sec
             OptimistAtomicQueue, 5,i:  48,327,049 msg/sec
             OptimistAtomicQueue, 6,s:  42,233,460 msg/sec
             OptimistAtomicQueue, 6,i:  49,709,628 msg/sec
             OptimistAtomicQueue, 7,s:  45,173,418 msg/sec
             OptimistAtomicQueue, 7,i:  52,925,512 msg/sec
             OptimistAtomicQueue, 8,s:  46,396,624 msg/sec
             OptimistAtomicQueue, 8,i:  49,301,404 msg/sec
            OptimistAtomicQueueB, 1,s: 473,989,977 msg/sec
            OptimistAtomicQueueB, 1,i: 121,332,902 msg/sec
            OptimistAtomicQueueB, 2,s:  32,162,823 msg/sec
            OptimistAtomicQueueB, 2,i:  31,917,236 msg/sec
            OptimistAtomicQueueB, 3,s:  36,248,905 msg/sec
            OptimistAtomicQueueB, 3,i:  36,833,494 msg/sec
            OptimistAtomicQueueB, 4,s:  38,620,933 msg/sec
            OptimistAtomicQueueB, 4,i:  38,668,049 msg/sec
            OptimistAtomicQueueB, 5,s:  41,057,162 msg/sec
            OptimistAtomicQueueB, 5,i:  46,086,153 msg/sec
            OptimistAtomicQueueB, 6,s:  41,005,289 msg/sec
            OptimistAtomicQueueB, 6,i:  49,063,721 msg/sec
            OptimistAtomicQueueB, 7,s:  41,780,305 msg/sec
            OptimistAtomicQueueB, 7,i:  48,309,635 msg/sec
            OptimistAtomicQueueB, 8,s:  44,695,301 msg/sec
            OptimistAtomicQueueB, 8,i:  48,276,869 msg/sec
                    AtomicQueue2, 1,s:  23,149,500 msg/sec
                    AtomicQueue2, 1,i:  23,186,963 msg/sec
                    AtomicQueue2, 2,s:  11,950,272 msg/sec
                    AtomicQueue2, 2,i:  11,474,839 msg/sec
                    AtomicQueue2, 3,s:   9,435,450 msg/sec
                    AtomicQueue2, 3,i:   9,344,431 msg/sec
                    AtomicQueue2, 4,s:   8,121,239 msg/sec
                    AtomicQueue2, 4,i:   8,075,604 msg/sec
                    AtomicQueue2, 5,s:   7,899,554 msg/sec
                    AtomicQueue2, 5,i:   8,045,931 msg/sec
                    AtomicQueue2, 6,s:   7,650,477 msg/sec
                    AtomicQueue2, 6,i:   7,520,258 msg/sec
                    AtomicQueue2, 7,s:   7,114,896 msg/sec
                    AtomicQueue2, 7,i:   7,891,080 msg/sec
                    AtomicQueue2, 8,s:   6,378,032 msg/sec
                    AtomicQueue2, 8,i:   7,325,752 msg/sec
                   AtomicQueueB2, 1,s:  35,966,360 msg/sec
                   AtomicQueueB2, 1,i:  36,253,839 msg/sec
                   AtomicQueueB2, 2,s:  11,475,012 msg/sec
                   AtomicQueueB2, 2,i:  11,137,018 msg/sec
                   AtomicQueueB2, 3,s:   9,675,849 msg/sec
                   AtomicQueueB2, 3,i:   9,549,225 msg/sec
                   AtomicQueueB2, 4,s:   7,947,841 msg/sec
                   AtomicQueueB2, 4,i:   7,774,453 msg/sec
                   AtomicQueueB2, 5,s:   7,479,533 msg/sec
                   AtomicQueueB2, 5,i:   7,672,822 msg/sec
                   AtomicQueueB2, 6,s:   7,160,289 msg/sec
                   AtomicQueueB2, 6,i:   7,435,988 msg/sec
                   AtomicQueueB2, 7,s:   6,957,844 msg/sec
                   AtomicQueueB2, 7,i:   7,690,515 msg/sec
                   AtomicQueueB2, 8,s:   6,263,665 msg/sec
                   AtomicQueueB2, 8,i:   7,072,204 msg/sec
            OptimistAtomicQueue2, 1,s: 440,501,709 msg/sec
            OptimistAtomicQueue2, 1,i: 402,929,783 msg/sec
            OptimistAtomicQueue2, 2,s:  24,796,022 msg/sec
            OptimistAtomicQueue2, 2,i:  25,678,323 msg/sec
            OptimistAtomicQueue2, 3,s:  30,323,621 msg/sec
            OptimistAtomicQueue2, 3,i:  30,072,579 msg/sec
            OptimistAtomicQueue2, 4,s:  34,895,717 msg/sec
            OptimistAtomicQueue2, 4,i:  33,148,299 msg/sec
            OptimistAtomicQueue2, 5,s:  37,281,693 msg/sec
            OptimistAtomicQueue2, 5,i:  40,349,942 msg/sec
            OptimistAtomicQueue2, 6,s:  40,060,186 msg/sec
            OptimistAtomicQueue2, 6,i:  49,245,647 msg/sec
            OptimistAtomicQueue2, 7,s:  42,713,140 msg/sec
            OptimistAtomicQueue2, 7,i:  48,216,658 msg/sec
            OptimistAtomicQueue2, 8,s:  44,018,162 msg/sec
            OptimistAtomicQueue2, 8,i:  48,538,709 msg/sec
           OptimistAtomicQueueB2, 1,s:  79,077,891 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,939,350 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,468,931 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,689,456 msg/sec
           OptimistAtomicQueueB2, 3,s:  30,056,072 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,615,437 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,428,130 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,575,113 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,666,337 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,206,536 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,475,534 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,381,396 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,086,624 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,611,160 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,537,329 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,315,026 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000146 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000231 sec/round-trip
                pthread_spinlock: 0.000000298 sec/round-trip
                      std::mutex: 0.000000468 sec/round-trip
                 tbb::spin_mutex: 0.000000287 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000281 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000258 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000208 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000185 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[349] 20m:44s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,618,082 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,710,874 msg/sec
          boost::lockfree::queue, 1,s:   6,950,990 msg/sec
          boost::lockfree::queue, 1,i:   6,946,840 msg/sec
          boost::lockfree::queue, 2,s:   7,584,619 msg/sec
          boost::lockfree::queue, 2,i:   7,450,683 msg/sec
          boost::lockfree::queue, 3,s:   7,415,201 msg/sec
          boost::lockfree::queue, 3,i:   7,568,296 msg/sec
          boost::lockfree::queue, 4,s:   6,425,582 msg/sec
          boost::lockfree::queue, 4,i:   6,815,980 msg/sec
          boost::lockfree::queue, 5,s:   6,402,311 msg/sec
          boost::lockfree::queue, 5,i:   6,502,774 msg/sec
          boost::lockfree::queue, 6,s:   5,993,788 msg/sec
          boost::lockfree::queue, 6,i:   6,108,672 msg/sec
          boost::lockfree::queue, 7,s:   5,927,723 msg/sec
          boost::lockfree::queue, 7,i:   5,940,045 msg/sec
          boost::lockfree::queue, 8,s:   5,458,261 msg/sec
          boost::lockfree::queue, 8,i:   5,673,719 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  62,970,286 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  66,287,622 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,055,546 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,031,137 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,838,620 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,829,439 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,551,446 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,839,963 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,650,453 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,019,798 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,187,094 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  30,211,783 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,827,388 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,212,017 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,985,160 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,759,241 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,366,154 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,209,703 msg/sec
                pthread_spinlock, 1,s:  28,629,935 msg/sec
                pthread_spinlock, 1,i:  25,371,896 msg/sec
                pthread_spinlock, 2,s:  15,603,762 msg/sec
                pthread_spinlock, 2,i:  17,119,936 msg/sec
                pthread_spinlock, 3,s:   8,305,122 msg/sec
                pthread_spinlock, 3,i:  11,995,000 msg/sec
                pthread_spinlock, 4,s:   6,471,590 msg/sec
                pthread_spinlock, 4,i:   9,038,449 msg/sec
                pthread_spinlock, 5,s:   8,703,050 msg/sec
                pthread_spinlock, 5,i:   9,376,126 msg/sec
                pthread_spinlock, 6,s:   8,304,960 msg/sec
                pthread_spinlock, 6,i:   8,512,583 msg/sec
                pthread_spinlock, 7,s:   7,922,416 msg/sec
                pthread_spinlock, 7,i:   7,668,852 msg/sec
                pthread_spinlock, 8,s:   6,917,541 msg/sec
                pthread_spinlock, 8,i:   6,830,436 msg/sec
                      std::mutex, 1,s:   6,997,711 msg/sec
                      std::mutex, 1,i:   6,179,811 msg/sec
                      std::mutex, 2,s:   6,186,523 msg/sec
                      std::mutex, 2,i:   5,811,992 msg/sec
                      std::mutex, 3,s:   5,281,232 msg/sec
                      std::mutex, 3,i:   4,916,155 msg/sec
                      std::mutex, 4,s:   5,183,431 msg/sec
                      std::mutex, 4,i:   6,229,080 msg/sec
                      std::mutex, 5,s:   5,583,710 msg/sec
                      std::mutex, 5,i:   5,979,769 msg/sec
                      std::mutex, 6,s:   5,831,560 msg/sec
                      std::mutex, 6,i:   5,756,831 msg/sec
                      std::mutex, 7,s:   5,717,598 msg/sec
                      std::mutex, 7,i:   5,705,621 msg/sec
                      std::mutex, 8,s:   5,638,575 msg/sec
                      std::mutex, 8,i:   5,607,581 msg/sec
                 tbb::spin_mutex, 1,s:  37,719,864 msg/sec
                 tbb::spin_mutex, 1,i:  37,534,468 msg/sec
                 tbb::spin_mutex, 2,s:  21,249,408 msg/sec
                 tbb::spin_mutex, 2,i:  18,445,864 msg/sec
                 tbb::spin_mutex, 3,s:   8,415,846 msg/sec
                 tbb::spin_mutex, 3,i:  10,279,815 msg/sec
                 tbb::spin_mutex, 4,s:   3,154,334 msg/sec
                 tbb::spin_mutex, 4,i:   6,267,454 msg/sec
                 tbb::spin_mutex, 5,s:   5,252,491 msg/sec
                 tbb::spin_mutex, 5,i:   5,655,441 msg/sec
                 tbb::spin_mutex, 6,s:   5,256,585 msg/sec
                 tbb::spin_mutex, 6,i:   4,343,406 msg/sec
                 tbb::spin_mutex, 7,s:   4,852,639 msg/sec
                 tbb::spin_mutex, 7,i:   4,307,285 msg/sec
                 tbb::spin_mutex, 8,s:   3,824,397 msg/sec
                 tbb::spin_mutex, 8,i:   4,081,780 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,297,280 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,240,638 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,649,430 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,825,254 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,251,146 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,633,177 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,155,108 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,526,972 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,636,106 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,599,312 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,749,481 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,698,401 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,877,936 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,834,228 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,082,049 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,081,557 msg/sec
     xenium::michael_scott_queue, 1,s:   9,306,868 msg/sec
     xenium::michael_scott_queue, 1,i:   9,319,934 msg/sec
     xenium::michael_scott_queue, 2,s:   8,547,087 msg/sec
     xenium::michael_scott_queue, 2,i:   8,574,953 msg/sec
     xenium::michael_scott_queue, 3,s:   7,456,405 msg/sec
     xenium::michael_scott_queue, 3,i:   7,551,674 msg/sec
     xenium::michael_scott_queue, 4,s:   6,335,384 msg/sec
     xenium::michael_scott_queue, 4,i:   6,321,975 msg/sec
     xenium::michael_scott_queue, 5,s:   6,318,824 msg/sec
     xenium::michael_scott_queue, 5,i:   6,626,998 msg/sec
     xenium::michael_scott_queue, 6,s:   6,529,405 msg/sec
     xenium::michael_scott_queue, 6,i:   6,965,151 msg/sec
     xenium::michael_scott_queue, 7,s:   6,338,386 msg/sec
     xenium::michael_scott_queue, 7,i:   6,461,207 msg/sec
     xenium::michael_scott_queue, 8,s:   5,992,012 msg/sec
     xenium::michael_scott_queue, 8,i:   6,132,618 msg/sec
         xenium::ramalhete_queue, 1,s:  32,619,457 msg/sec
         xenium::ramalhete_queue, 1,i:  32,037,316 msg/sec
         xenium::ramalhete_queue, 2,s:  23,583,027 msg/sec
         xenium::ramalhete_queue, 2,i:  23,399,143 msg/sec
         xenium::ramalhete_queue, 3,s:  29,123,901 msg/sec
         xenium::ramalhete_queue, 3,i:  28,454,027 msg/sec
         xenium::ramalhete_queue, 4,s:  33,734,445 msg/sec
         xenium::ramalhete_queue, 4,i:  33,505,087 msg/sec
         xenium::ramalhete_queue, 5,s:  31,993,763 msg/sec
         xenium::ramalhete_queue, 5,i:  35,840,307 msg/sec
         xenium::ramalhete_queue, 6,s:  34,029,260 msg/sec
         xenium::ramalhete_queue, 6,i:  38,631,847 msg/sec
         xenium::ramalhete_queue, 7,s:  35,196,290 msg/sec
         xenium::ramalhete_queue, 7,i:  41,262,407 msg/sec
         xenium::ramalhete_queue, 8,s:  35,535,940 msg/sec
         xenium::ramalhete_queue, 8,i:  44,067,913 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,299,717 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,674,002 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,865,127 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,872,583 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,702,481 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,003,311 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,659,093 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,160,822 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,616,204 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,306,001 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,910,219 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,193,587 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,165,705 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,282,510 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,385,355 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,217,451 msg/sec
                     AtomicQueue, 1,s:  57,771,714 msg/sec
                     AtomicQueue, 1,i:  56,648,965 msg/sec
                     AtomicQueue, 2,s:  12,246,780 msg/sec
                     AtomicQueue, 2,i:  11,844,165 msg/sec
                     AtomicQueue, 3,s:  10,831,089 msg/sec
                     AtomicQueue, 3,i:   9,953,642 msg/sec
                     AtomicQueue, 4,s:   8,183,936 msg/sec
                     AtomicQueue, 4,i:   8,178,355 msg/sec
                     AtomicQueue, 5,s:   8,052,065 msg/sec
                     AtomicQueue, 5,i:   8,119,425 msg/sec
                     AtomicQueue, 6,s:   7,782,057 msg/sec
                     AtomicQueue, 6,i:   7,619,544 msg/sec
                     AtomicQueue, 7,s:   7,148,095 msg/sec
                     AtomicQueue, 7,i:   7,983,661 msg/sec
                     AtomicQueue, 8,s:   6,352,313 msg/sec
                     AtomicQueue, 8,i:   7,468,729 msg/sec
                    AtomicQueueB, 1,s:  43,769,840 msg/sec
                    AtomicQueueB, 1,i:  43,047,482 msg/sec
                    AtomicQueueB, 2,s:  11,831,350 msg/sec
                    AtomicQueueB, 2,i:  11,461,943 msg/sec
                    AtomicQueueB, 3,s:  11,022,999 msg/sec
                    AtomicQueueB, 3,i:  10,244,429 msg/sec
                    AtomicQueueB, 4,s:   8,031,273 msg/sec
                    AtomicQueueB, 4,i:   7,901,947 msg/sec
                    AtomicQueueB, 5,s:   7,523,359 msg/sec
                    AtomicQueueB, 5,i:   7,825,553 msg/sec
                    AtomicQueueB, 6,s:   7,420,967 msg/sec
                    AtomicQueueB, 6,i:   7,506,813 msg/sec
                    AtomicQueueB, 7,s:   6,801,032 msg/sec
                    AtomicQueueB, 7,i:   7,727,453 msg/sec
                    AtomicQueueB, 8,s:   6,258,972 msg/sec
                    AtomicQueueB, 8,i:   7,025,260 msg/sec
             OptimistAtomicQueue, 1,s: 775,658,893 msg/sec
             OptimistAtomicQueue, 1,i: 602,266,690 msg/sec
             OptimistAtomicQueue, 2,s:  32,218,328 msg/sec
             OptimistAtomicQueue, 2,i:  32,731,079 msg/sec
             OptimistAtomicQueue, 3,s:  36,659,224 msg/sec
             OptimistAtomicQueue, 3,i:  37,418,046 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,126 msg/sec
             OptimistAtomicQueue, 4,i:  39,408,770 msg/sec
             OptimistAtomicQueue, 5,s:  42,399,709 msg/sec
             OptimistAtomicQueue, 5,i:  46,573,102 msg/sec
             OptimistAtomicQueue, 6,s:  42,628,791 msg/sec
             OptimistAtomicQueue, 6,i:  50,410,066 msg/sec
             OptimistAtomicQueue, 7,s:  44,412,762 msg/sec
             OptimistAtomicQueue, 7,i:  49,443,864 msg/sec
             OptimistAtomicQueue, 8,s:  46,248,915 msg/sec
             OptimistAtomicQueue, 8,i:  49,503,061 msg/sec
            OptimistAtomicQueueB, 1,s:  77,695,687 msg/sec
            OptimistAtomicQueueB, 1,i: 186,426,509 msg/sec
            OptimistAtomicQueueB, 2,s:  31,763,158 msg/sec
            OptimistAtomicQueueB, 2,i:  32,317,454 msg/sec
            OptimistAtomicQueueB, 3,s:  36,289,414 msg/sec
            OptimistAtomicQueueB, 3,i:  36,727,674 msg/sec
            OptimistAtomicQueueB, 4,s:  38,717,622 msg/sec
            OptimistAtomicQueueB, 4,i:  38,687,179 msg/sec
            OptimistAtomicQueueB, 5,s:  41,059,797 msg/sec
            OptimistAtomicQueueB, 5,i:  45,080,035 msg/sec
            OptimistAtomicQueueB, 6,s:  40,810,094 msg/sec
            OptimistAtomicQueueB, 6,i:  49,065,050 msg/sec
            OptimistAtomicQueueB, 7,s:  41,947,335 msg/sec
            OptimistAtomicQueueB, 7,i:  48,046,257 msg/sec
            OptimistAtomicQueueB, 8,s:  44,215,204 msg/sec
            OptimistAtomicQueueB, 8,i:  48,032,544 msg/sec
                    AtomicQueue2, 1,s:  22,905,893 msg/sec
                    AtomicQueue2, 1,i:  23,069,765 msg/sec
                    AtomicQueue2, 2,s:  11,932,057 msg/sec
                    AtomicQueue2, 2,i:  11,620,884 msg/sec
                    AtomicQueue2, 3,s:   9,345,630 msg/sec
                    AtomicQueue2, 3,i:   9,426,924 msg/sec
                    AtomicQueue2, 4,s:   8,028,267 msg/sec
                    AtomicQueue2, 4,i:   8,074,311 msg/sec
                    AtomicQueue2, 5,s:   7,890,555 msg/sec
                    AtomicQueue2, 5,i:   8,031,090 msg/sec
                    AtomicQueue2, 6,s:   7,795,791 msg/sec
                    AtomicQueue2, 6,i:   7,522,349 msg/sec
                    AtomicQueue2, 7,s:   7,094,816 msg/sec
                    AtomicQueue2, 7,i:   7,882,151 msg/sec
                    AtomicQueue2, 8,s:   6,401,721 msg/sec
                    AtomicQueue2, 8,i:   7,355,741 msg/sec
                   AtomicQueueB2, 1,s:  35,985,258 msg/sec
                   AtomicQueueB2, 1,i:  32,652,123 msg/sec
                   AtomicQueueB2, 2,s:  11,431,809 msg/sec
                   AtomicQueueB2, 2,i:  11,224,924 msg/sec
                   AtomicQueueB2, 3,s:   9,625,232 msg/sec
                   AtomicQueueB2, 3,i:   9,506,915 msg/sec
                   AtomicQueueB2, 4,s:   7,947,192 msg/sec
                   AtomicQueueB2, 4,i:   7,786,360 msg/sec
                   AtomicQueueB2, 5,s:   7,389,967 msg/sec
                   AtomicQueueB2, 5,i:   7,711,388 msg/sec
                   AtomicQueueB2, 6,s:   7,230,391 msg/sec
                   AtomicQueueB2, 6,i:   7,448,928 msg/sec
                   AtomicQueueB2, 7,s:   6,916,166 msg/sec
                   AtomicQueueB2, 7,i:   7,728,365 msg/sec
                   AtomicQueueB2, 8,s:   6,314,743 msg/sec
                   AtomicQueueB2, 8,i:   7,120,824 msg/sec
            OptimistAtomicQueue2, 1,s: 495,394,319 msg/sec
            OptimistAtomicQueue2, 1,i:  35,457,747 msg/sec
            OptimistAtomicQueue2, 2,s:  24,825,944 msg/sec
            OptimistAtomicQueue2, 2,i:  24,517,498 msg/sec
            OptimistAtomicQueue2, 3,s:  30,320,146 msg/sec
            OptimistAtomicQueue2, 3,i:  29,948,425 msg/sec
            OptimistAtomicQueue2, 4,s:  33,944,572 msg/sec
            OptimistAtomicQueue2, 4,i:  33,137,330 msg/sec
            OptimistAtomicQueue2, 5,s:  37,198,958 msg/sec
            OptimistAtomicQueue2, 5,i:  40,713,461 msg/sec
            OptimistAtomicQueue2, 6,s:  40,042,338 msg/sec
            OptimistAtomicQueue2, 6,i:  49,283,052 msg/sec
            OptimistAtomicQueue2, 7,s:  42,710,381 msg/sec
            OptimistAtomicQueue2, 7,i:  51,659,944 msg/sec
            OptimistAtomicQueue2, 8,s:  43,781,800 msg/sec
            OptimistAtomicQueue2, 8,i:  48,360,816 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,844,053 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,865,198 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,137,249 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,179,613 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,775,268 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,948,342 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,416,937 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,053,689 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,804,298 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,435,643 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,774,679 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,331,451 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,799,445 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,115,568 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,183,596 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,263,016 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000244 sec/round-trip
                pthread_spinlock: 0.000000245 sec/round-trip
                      std::mutex: 0.000000460 sec/round-trip
                 tbb::spin_mutex: 0.000000255 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000302 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000262 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000203 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000149 sec/round-trip

[350] 19m:24s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,475,163 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,480,626 msg/sec
          boost::lockfree::queue, 1,s:   8,067,853 msg/sec
          boost::lockfree::queue, 1,i:   7,805,387 msg/sec
          boost::lockfree::queue, 2,s:   7,563,955 msg/sec
          boost::lockfree::queue, 2,i:   7,531,085 msg/sec
          boost::lockfree::queue, 3,s:   7,383,523 msg/sec
          boost::lockfree::queue, 3,i:   7,572,825 msg/sec
          boost::lockfree::queue, 4,s:   6,416,776 msg/sec
          boost::lockfree::queue, 4,i:   6,835,209 msg/sec
          boost::lockfree::queue, 5,s:   6,386,741 msg/sec
          boost::lockfree::queue, 5,i:   6,451,166 msg/sec
          boost::lockfree::queue, 6,s:   5,963,084 msg/sec
          boost::lockfree::queue, 6,i:   6,146,069 msg/sec
          boost::lockfree::queue, 7,s:   5,901,632 msg/sec
          boost::lockfree::queue, 7,i:   6,061,883 msg/sec
          boost::lockfree::queue, 8,s:   5,521,432 msg/sec
          boost::lockfree::queue, 8,i:   5,590,112 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 446,188,993 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 474,066,151 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,138,582 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,665,814 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,277,506 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,954,840 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,472,129 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,702,209 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,395,969 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,417,041 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,475,404 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,224,442 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,383,772 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  47,288,131 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,984,212 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,554,850 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,256,866 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,269,343 msg/sec
                pthread_spinlock, 1,s:  29,166,837 msg/sec
                pthread_spinlock, 1,i:  25,411,828 msg/sec
                pthread_spinlock, 2,s:  15,591,981 msg/sec
                pthread_spinlock, 2,i:  16,883,135 msg/sec
                pthread_spinlock, 3,s:   8,361,672 msg/sec
                pthread_spinlock, 3,i:  12,221,434 msg/sec
                pthread_spinlock, 4,s:   6,525,069 msg/sec
                pthread_spinlock, 4,i:   9,186,266 msg/sec
                pthread_spinlock, 5,s:   8,752,657 msg/sec
                pthread_spinlock, 5,i:  10,189,785 msg/sec
                pthread_spinlock, 6,s:   8,527,115 msg/sec
                pthread_spinlock, 6,i:   9,006,050 msg/sec
                pthread_spinlock, 7,s:   7,566,111 msg/sec
                pthread_spinlock, 7,i:   8,127,803 msg/sec
                pthread_spinlock, 8,s:   6,712,608 msg/sec
                pthread_spinlock, 8,i:   6,925,118 msg/sec
                      std::mutex, 1,s:   6,009,230 msg/sec
                      std::mutex, 1,i:   7,156,936 msg/sec
                      std::mutex, 2,s:   5,423,827 msg/sec
                      std::mutex, 2,i:   5,779,108 msg/sec
                      std::mutex, 3,s:   5,001,713 msg/sec
                      std::mutex, 3,i:   5,135,298 msg/sec
                      std::mutex, 4,s:   6,047,562 msg/sec
                      std::mutex, 4,i:   6,202,066 msg/sec
                      std::mutex, 5,s:   5,963,765 msg/sec
                      std::mutex, 5,i:   6,048,526 msg/sec
                      std::mutex, 6,s:   5,849,280 msg/sec
                      std::mutex, 6,i:   5,725,762 msg/sec
                      std::mutex, 7,s:   5,746,510 msg/sec
                      std::mutex, 7,i:   5,716,814 msg/sec
                      std::mutex, 8,s:   5,644,651 msg/sec
                      std::mutex, 8,i:   5,658,760 msg/sec
                 tbb::spin_mutex, 1,s:  37,582,805 msg/sec
                 tbb::spin_mutex, 1,i:  32,804,034 msg/sec
                 tbb::spin_mutex, 2,s:  21,061,163 msg/sec
                 tbb::spin_mutex, 2,i:  18,971,886 msg/sec
                 tbb::spin_mutex, 3,s:   7,361,150 msg/sec
                 tbb::spin_mutex, 3,i:  10,498,420 msg/sec
                 tbb::spin_mutex, 4,s:   3,041,525 msg/sec
                 tbb::spin_mutex, 4,i:   6,287,046 msg/sec
                 tbb::spin_mutex, 5,s:   5,238,788 msg/sec
                 tbb::spin_mutex, 5,i:   5,738,441 msg/sec
                 tbb::spin_mutex, 6,s:   5,276,978 msg/sec
                 tbb::spin_mutex, 6,i:   4,370,732 msg/sec
                 tbb::spin_mutex, 7,s:   4,487,551 msg/sec
                 tbb::spin_mutex, 7,i:   4,298,451 msg/sec
                 tbb::spin_mutex, 8,s:   4,257,435 msg/sec
                 tbb::spin_mutex, 8,i:   4,059,435 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,307,840 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,539,571 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,902,246 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,663,227 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,008,282 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,655,837 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,327,531 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,231,800 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,809,010 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,161,835 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,991,799 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,410,587 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   8,051,080 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,661,668 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,070,689 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,762,811 msg/sec
     xenium::michael_scott_queue, 1,s:   9,481,223 msg/sec
     xenium::michael_scott_queue, 1,i:   9,493,247 msg/sec
     xenium::michael_scott_queue, 2,s:   8,469,586 msg/sec
     xenium::michael_scott_queue, 2,i:   8,448,325 msg/sec
     xenium::michael_scott_queue, 3,s:   7,338,321 msg/sec
     xenium::michael_scott_queue, 3,i:   7,520,907 msg/sec
     xenium::michael_scott_queue, 4,s:   6,363,101 msg/sec
     xenium::michael_scott_queue, 4,i:   6,364,927 msg/sec
     xenium::michael_scott_queue, 5,s:   6,328,326 msg/sec
     xenium::michael_scott_queue, 5,i:   6,764,481 msg/sec
     xenium::michael_scott_queue, 6,s:   6,471,581 msg/sec
     xenium::michael_scott_queue, 6,i:   6,911,146 msg/sec
     xenium::michael_scott_queue, 7,s:   6,387,834 msg/sec
     xenium::michael_scott_queue, 7,i:   6,520,267 msg/sec
     xenium::michael_scott_queue, 8,s:   5,981,750 msg/sec
     xenium::michael_scott_queue, 8,i:   6,154,608 msg/sec
         xenium::ramalhete_queue, 1,s:  32,296,620 msg/sec
         xenium::ramalhete_queue, 1,i:  31,784,102 msg/sec
         xenium::ramalhete_queue, 2,s:  23,635,827 msg/sec
         xenium::ramalhete_queue, 2,i:  23,441,557 msg/sec
         xenium::ramalhete_queue, 3,s:  29,348,561 msg/sec
         xenium::ramalhete_queue, 3,i:  28,526,248 msg/sec
         xenium::ramalhete_queue, 4,s:  33,846,368 msg/sec
         xenium::ramalhete_queue, 4,i:  33,560,939 msg/sec
         xenium::ramalhete_queue, 5,s:  32,200,851 msg/sec
         xenium::ramalhete_queue, 5,i:  38,380,652 msg/sec
         xenium::ramalhete_queue, 6,s:  34,036,365 msg/sec
         xenium::ramalhete_queue, 6,i:  39,173,502 msg/sec
         xenium::ramalhete_queue, 7,s:  35,109,581 msg/sec
         xenium::ramalhete_queue, 7,i:  40,875,016 msg/sec
         xenium::ramalhete_queue, 8,s:  35,479,843 msg/sec
         xenium::ramalhete_queue, 8,i:  44,078,280 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,226,815 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,127,683 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,704,867 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,481,914 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,726,608 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,661,450 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,520,245 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,300,263 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,989,096 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,213,803 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,111,487 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,739,768 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,193,528 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,315,570 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,395,404 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,550,134 msg/sec
                     AtomicQueue, 1,s:  62,965,589 msg/sec
                     AtomicQueue, 1,i:  56,827,069 msg/sec
                     AtomicQueue, 2,s:  12,165,848 msg/sec
                     AtomicQueue, 2,i:  11,727,111 msg/sec
                     AtomicQueue, 3,s:  10,809,993 msg/sec
                     AtomicQueue, 3,i:  10,003,142 msg/sec
                     AtomicQueue, 4,s:   8,164,199 msg/sec
                     AtomicQueue, 4,i:   8,208,378 msg/sec
                     AtomicQueue, 5,s:   8,030,624 msg/sec
                     AtomicQueue, 5,i:   8,149,689 msg/sec
                     AtomicQueue, 6,s:   7,825,339 msg/sec
                     AtomicQueue, 6,i:   7,609,837 msg/sec
                     AtomicQueue, 7,s:   7,129,917 msg/sec
                     AtomicQueue, 7,i:   7,979,058 msg/sec
                     AtomicQueue, 8,s:   6,350,094 msg/sec
                     AtomicQueue, 8,i:   7,489,039 msg/sec
                    AtomicQueueB, 1,s:  43,845,916 msg/sec
                    AtomicQueueB, 1,i:  43,044,705 msg/sec
                    AtomicQueueB, 2,s:  11,704,662 msg/sec
                    AtomicQueueB, 2,i:  11,394,251 msg/sec
                    AtomicQueueB, 3,s:  10,966,062 msg/sec
                    AtomicQueueB, 3,i:  10,211,965 msg/sec
                    AtomicQueueB, 4,s:   8,084,503 msg/sec
                    AtomicQueueB, 4,i:   8,059,915 msg/sec
                    AtomicQueueB, 5,s:   7,536,328 msg/sec
                    AtomicQueueB, 5,i:   7,758,300 msg/sec
                    AtomicQueueB, 6,s:   7,293,115 msg/sec
                    AtomicQueueB, 6,i:   7,517,234 msg/sec
                    AtomicQueueB, 7,s:   6,893,108 msg/sec
                    AtomicQueueB, 7,i:   7,702,309 msg/sec
                    AtomicQueueB, 8,s:   6,198,963 msg/sec
                    AtomicQueueB, 8,i:   7,151,570 msg/sec
             OptimistAtomicQueue, 1,s: 680,850,020 msg/sec
             OptimistAtomicQueue, 1,i: 519,701,358 msg/sec
             OptimistAtomicQueue, 2,s:  32,207,558 msg/sec
             OptimistAtomicQueue, 2,i:  32,202,887 msg/sec
             OptimistAtomicQueue, 3,s:  36,640,880 msg/sec
             OptimistAtomicQueue, 3,i:  37,361,290 msg/sec
             OptimistAtomicQueue, 4,s:  39,290,582 msg/sec
             OptimistAtomicQueue, 4,i:  39,374,938 msg/sec
             OptimistAtomicQueue, 5,s:  42,340,671 msg/sec
             OptimistAtomicQueue, 5,i:  48,638,206 msg/sec
             OptimistAtomicQueue, 6,s:  42,581,981 msg/sec
             OptimistAtomicQueue, 6,i:  50,416,463 msg/sec
             OptimistAtomicQueue, 7,s:  44,023,121 msg/sec
             OptimistAtomicQueue, 7,i:  52,952,323 msg/sec
             OptimistAtomicQueue, 8,s:  46,335,821 msg/sec
             OptimistAtomicQueue, 8,i:  48,864,543 msg/sec
            OptimistAtomicQueueB, 1,s:  77,857,357 msg/sec
            OptimistAtomicQueueB, 1,i:  76,588,922 msg/sec
            OptimistAtomicQueueB, 2,s:  32,233,366 msg/sec
            OptimistAtomicQueueB, 2,i:  32,169,192 msg/sec
            OptimistAtomicQueueB, 3,s:  36,282,699 msg/sec
            OptimistAtomicQueueB, 3,i:  36,957,275 msg/sec
            OptimistAtomicQueueB, 4,s:  38,694,165 msg/sec
            OptimistAtomicQueueB, 4,i:  38,479,269 msg/sec
            OptimistAtomicQueueB, 5,s:  40,428,169 msg/sec
            OptimistAtomicQueueB, 5,i:  45,229,241 msg/sec
            OptimistAtomicQueueB, 6,s:  41,019,347 msg/sec
            OptimistAtomicQueueB, 6,i:  48,951,422 msg/sec
            OptimistAtomicQueueB, 7,s:  42,626,926 msg/sec
            OptimistAtomicQueueB, 7,i:  51,539,458 msg/sec
            OptimistAtomicQueueB, 8,s:  44,371,443 msg/sec
            OptimistAtomicQueueB, 8,i:  47,874,854 msg/sec
                    AtomicQueue2, 1,s:  22,916,954 msg/sec
                    AtomicQueue2, 1,i:  22,854,292 msg/sec
                    AtomicQueue2, 2,s:  11,767,283 msg/sec
                    AtomicQueue2, 2,i:  11,582,187 msg/sec
                    AtomicQueue2, 3,s:   9,403,360 msg/sec
                    AtomicQueue2, 3,i:   9,420,044 msg/sec
                    AtomicQueue2, 4,s:   8,041,089 msg/sec
                    AtomicQueue2, 4,i:   8,050,631 msg/sec
                    AtomicQueue2, 5,s:   7,942,771 msg/sec
                    AtomicQueue2, 5,i:   8,019,444 msg/sec
                    AtomicQueue2, 6,s:   7,820,831 msg/sec
                    AtomicQueue2, 6,i:   7,555,545 msg/sec
                    AtomicQueue2, 7,s:   7,080,574 msg/sec
                    AtomicQueue2, 7,i:   7,895,544 msg/sec
                    AtomicQueue2, 8,s:   6,421,685 msg/sec
                    AtomicQueue2, 8,i:   7,356,230 msg/sec
                   AtomicQueueB2, 1,s:  36,212,272 msg/sec
                   AtomicQueueB2, 1,i:  36,112,337 msg/sec
                   AtomicQueueB2, 2,s:  11,325,852 msg/sec
                   AtomicQueueB2, 2,i:  11,106,701 msg/sec
                   AtomicQueueB2, 3,s:   9,640,908 msg/sec
                   AtomicQueueB2, 3,i:   9,510,887 msg/sec
                   AtomicQueueB2, 4,s:   7,953,666 msg/sec
                   AtomicQueueB2, 4,i:   7,835,184 msg/sec
                   AtomicQueueB2, 5,s:   7,357,237 msg/sec
                   AtomicQueueB2, 5,i:   7,718,461 msg/sec
                   AtomicQueueB2, 6,s:   7,258,976 msg/sec
                   AtomicQueueB2, 6,i:   7,449,868 msg/sec
                   AtomicQueueB2, 7,s:   6,914,374 msg/sec
                   AtomicQueueB2, 7,i:   7,718,758 msg/sec
                   AtomicQueueB2, 8,s:   6,248,015 msg/sec
                   AtomicQueueB2, 8,i:   7,107,012 msg/sec
            OptimistAtomicQueue2, 1,s:  33,806,587 msg/sec
            OptimistAtomicQueue2, 1,i:  29,659,602 msg/sec
            OptimistAtomicQueue2, 2,s:  25,272,266 msg/sec
            OptimistAtomicQueue2, 2,i:  24,022,455 msg/sec
            OptimistAtomicQueue2, 3,s:  30,297,716 msg/sec
            OptimistAtomicQueue2, 3,i:  29,520,205 msg/sec
            OptimistAtomicQueue2, 4,s:  33,382,339 msg/sec
            OptimistAtomicQueue2, 4,i:  33,219,099 msg/sec
            OptimistAtomicQueue2, 5,s:  37,536,098 msg/sec
            OptimistAtomicQueue2, 5,i:  40,182,365 msg/sec
            OptimistAtomicQueue2, 6,s:  39,888,515 msg/sec
            OptimistAtomicQueue2, 6,i:  49,334,635 msg/sec
            OptimistAtomicQueue2, 7,s:  43,159,880 msg/sec
            OptimistAtomicQueue2, 7,i:  47,793,514 msg/sec
            OptimistAtomicQueue2, 8,s:  44,073,748 msg/sec
            OptimistAtomicQueue2, 8,i:  48,435,190 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,905,401 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,908,160 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,905,123 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,041,800 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,657,778 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,085,903 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,359,238 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,896,377 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,477,056 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,284,714 msg/sec
           OptimistAtomicQueueB2, 6,s:  36,916,700 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,436,136 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,170,735 msg/sec
           OptimistAtomicQueueB2, 7,i:  42,980,610 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,464,240 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,911,273 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000335 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000148 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000237 sec/round-trip
                pthread_spinlock: 0.000000240 sec/round-trip
                      std::mutex: 0.000000513 sec/round-trip
                 tbb::spin_mutex: 0.000000295 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000374 sec/round-trip
         xenium::ramalhete_queue: 0.000000265 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000216 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000148 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000184 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[351] 18m:4s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,015,981 msg/sec
     boost::lockfree::spsc_queue, 1,i:  69,362,701 msg/sec
          boost::lockfree::queue, 1,s:   6,922,525 msg/sec
          boost::lockfree::queue, 1,i:   6,927,385 msg/sec
          boost::lockfree::queue, 2,s:   7,532,741 msg/sec
          boost::lockfree::queue, 2,i:   7,449,906 msg/sec
          boost::lockfree::queue, 3,s:   7,378,967 msg/sec
          boost::lockfree::queue, 3,i:   7,582,010 msg/sec
          boost::lockfree::queue, 4,s:   6,425,982 msg/sec
          boost::lockfree::queue, 4,i:   6,807,111 msg/sec
          boost::lockfree::queue, 5,s:   6,469,764 msg/sec
          boost::lockfree::queue, 5,i:   6,460,922 msg/sec
          boost::lockfree::queue, 6,s:   6,012,755 msg/sec
          boost::lockfree::queue, 6,i:   6,085,481 msg/sec
          boost::lockfree::queue, 7,s:   6,053,009 msg/sec
          boost::lockfree::queue, 7,i:   5,933,145 msg/sec
          boost::lockfree::queue, 8,s:   5,487,696 msg/sec
          boost::lockfree::queue, 8,i:   5,542,552 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 531,578,839 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 535,677,170 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,218,881 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,893,533 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,522,425 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,982,520 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,607,522 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,735,127 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,683,607 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  41,955,998 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,248,149 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,849,233 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,250,709 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,443,056 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,156,742 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,459,823 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,189,422 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,802,504 msg/sec
                pthread_spinlock, 1,s:  28,849,015 msg/sec
                pthread_spinlock, 1,i:  25,373,709 msg/sec
                pthread_spinlock, 2,s:  15,438,639 msg/sec
                pthread_spinlock, 2,i:  17,120,880 msg/sec
                pthread_spinlock, 3,s:   8,389,149 msg/sec
                pthread_spinlock, 3,i:  12,009,863 msg/sec
                pthread_spinlock, 4,s:   6,485,163 msg/sec
                pthread_spinlock, 4,i:   9,225,434 msg/sec
                pthread_spinlock, 5,s:   8,780,685 msg/sec
                pthread_spinlock, 5,i:   9,561,677 msg/sec
                pthread_spinlock, 6,s:   8,333,041 msg/sec
                pthread_spinlock, 6,i:   8,565,884 msg/sec
                pthread_spinlock, 7,s:   7,986,997 msg/sec
                pthread_spinlock, 7,i:   7,724,555 msg/sec
                pthread_spinlock, 8,s:   6,690,438 msg/sec
                pthread_spinlock, 8,i:   6,933,815 msg/sec
                      std::mutex, 1,s:   6,429,492 msg/sec
                      std::mutex, 1,i:   6,617,318 msg/sec
                      std::mutex, 2,s:   5,206,908 msg/sec
                      std::mutex, 2,i:   5,436,302 msg/sec
                      std::mutex, 3,s:   5,887,055 msg/sec
                      std::mutex, 3,i:   6,058,694 msg/sec
                      std::mutex, 4,s:   6,253,685 msg/sec
                      std::mutex, 4,i:   6,362,778 msg/sec
                      std::mutex, 5,s:   6,011,081 msg/sec
                      std::mutex, 5,i:   5,845,045 msg/sec
                      std::mutex, 6,s:   5,964,337 msg/sec
                      std::mutex, 6,i:   5,798,841 msg/sec
                      std::mutex, 7,s:   5,832,486 msg/sec
                      std::mutex, 7,i:   5,780,138 msg/sec
                      std::mutex, 8,s:   5,799,969 msg/sec
                      std::mutex, 8,i:   5,713,166 msg/sec
                 tbb::spin_mutex, 1,s:  37,663,824 msg/sec
                 tbb::spin_mutex, 1,i:  37,731,962 msg/sec
                 tbb::spin_mutex, 2,s:  21,223,830 msg/sec
                 tbb::spin_mutex, 2,i:  18,463,216 msg/sec
                 tbb::spin_mutex, 3,s:   9,100,793 msg/sec
                 tbb::spin_mutex, 3,i:  10,195,458 msg/sec
                 tbb::spin_mutex, 4,s:   3,301,438 msg/sec
                 tbb::spin_mutex, 4,i:   6,310,517 msg/sec
                 tbb::spin_mutex, 5,s:   5,475,913 msg/sec
                 tbb::spin_mutex, 5,i:   5,854,993 msg/sec
                 tbb::spin_mutex, 6,s:   5,361,338 msg/sec
                 tbb::spin_mutex, 6,i:   4,368,556 msg/sec
                 tbb::spin_mutex, 7,s:   4,847,563 msg/sec
                 tbb::spin_mutex, 7,i:   4,335,634 msg/sec
                 tbb::spin_mutex, 8,s:   4,250,255 msg/sec
                 tbb::spin_mutex, 8,i:   4,150,147 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,513,681 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,119,163 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,828,965 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,817,455 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,402,888 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,992,981 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,099,304 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,380,823 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,774,921 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,747,323 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,778,712 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,025,769 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,739,945 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,104,015 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,650,443 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,300,496 msg/sec
     xenium::michael_scott_queue, 1,s:   9,361,201 msg/sec
     xenium::michael_scott_queue, 1,i:   9,360,434 msg/sec
     xenium::michael_scott_queue, 2,s:   8,461,218 msg/sec
     xenium::michael_scott_queue, 2,i:   8,533,121 msg/sec
     xenium::michael_scott_queue, 3,s:   7,316,496 msg/sec
     xenium::michael_scott_queue, 3,i:   7,531,660 msg/sec
     xenium::michael_scott_queue, 4,s:   6,319,051 msg/sec
     xenium::michael_scott_queue, 4,i:   6,306,859 msg/sec
     xenium::michael_scott_queue, 5,s:   6,277,163 msg/sec
     xenium::michael_scott_queue, 5,i:   6,679,373 msg/sec
     xenium::michael_scott_queue, 6,s:   6,505,807 msg/sec
     xenium::michael_scott_queue, 6,i:   6,752,191 msg/sec
     xenium::michael_scott_queue, 7,s:   6,327,149 msg/sec
     xenium::michael_scott_queue, 7,i:   6,548,960 msg/sec
     xenium::michael_scott_queue, 8,s:   6,019,760 msg/sec
     xenium::michael_scott_queue, 8,i:   6,072,751 msg/sec
         xenium::ramalhete_queue, 1,s:  32,096,493 msg/sec
         xenium::ramalhete_queue, 1,i:  32,048,309 msg/sec
         xenium::ramalhete_queue, 2,s:  23,730,596 msg/sec
         xenium::ramalhete_queue, 2,i:  23,245,815 msg/sec
         xenium::ramalhete_queue, 3,s:  29,090,349 msg/sec
         xenium::ramalhete_queue, 3,i:  28,365,308 msg/sec
         xenium::ramalhete_queue, 4,s:  33,635,728 msg/sec
         xenium::ramalhete_queue, 4,i:  33,426,277 msg/sec
         xenium::ramalhete_queue, 5,s:  32,161,694 msg/sec
         xenium::ramalhete_queue, 5,i:  36,153,810 msg/sec
         xenium::ramalhete_queue, 6,s:  33,939,282 msg/sec
         xenium::ramalhete_queue, 6,i:  39,251,697 msg/sec
         xenium::ramalhete_queue, 7,s:  35,208,915 msg/sec
         xenium::ramalhete_queue, 7,i:  42,129,023 msg/sec
         xenium::ramalhete_queue, 8,s:  35,537,356 msg/sec
         xenium::ramalhete_queue, 8,i:  43,929,728 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,781,974 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,088,128 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,255,380 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,428,347 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,568,767 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,762,782 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,601,387 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,171,783 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,002,316 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,247,861 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,059,479 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,494,519 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,206,795 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,158,739 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,412,866 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,380,449 msg/sec
                     AtomicQueue, 1,s:  59,231,806 msg/sec
                     AtomicQueue, 1,i:  56,298,677 msg/sec
                     AtomicQueue, 2,s:  12,345,578 msg/sec
                     AtomicQueue, 2,i:  11,765,200 msg/sec
                     AtomicQueue, 3,s:  10,808,455 msg/sec
                     AtomicQueue, 3,i:   9,915,960 msg/sec
                     AtomicQueue, 4,s:   8,231,691 msg/sec
                     AtomicQueue, 4,i:   8,217,409 msg/sec
                     AtomicQueue, 5,s:   8,001,354 msg/sec
                     AtomicQueue, 5,i:   8,112,671 msg/sec
                     AtomicQueue, 6,s:   7,689,245 msg/sec
                     AtomicQueue, 6,i:   7,607,934 msg/sec
                     AtomicQueue, 7,s:   7,158,258 msg/sec
                     AtomicQueue, 7,i:   7,989,842 msg/sec
                     AtomicQueue, 8,s:   6,378,252 msg/sec
                     AtomicQueue, 8,i:   7,447,623 msg/sec
                    AtomicQueueB, 1,s:  43,839,495 msg/sec
                    AtomicQueueB, 1,i:  44,009,427 msg/sec
                    AtomicQueueB, 2,s:  11,787,299 msg/sec
                    AtomicQueueB, 2,i:  11,463,982 msg/sec
                    AtomicQueueB, 3,s:  10,987,671 msg/sec
                    AtomicQueueB, 3,i:  10,123,276 msg/sec
                    AtomicQueueB, 4,s:   8,101,115 msg/sec
                    AtomicQueueB, 4,i:   7,923,515 msg/sec
                    AtomicQueueB, 5,s:   7,644,136 msg/sec
                    AtomicQueueB, 5,i:   7,832,773 msg/sec
                    AtomicQueueB, 6,s:   7,265,481 msg/sec
                    AtomicQueueB, 6,i:   7,508,493 msg/sec
                    AtomicQueueB, 7,s:   6,852,859 msg/sec
                    AtomicQueueB, 7,i:   7,760,784 msg/sec
                    AtomicQueueB, 8,s:   6,274,956 msg/sec
                    AtomicQueueB, 8,i:   7,146,908 msg/sec
             OptimistAtomicQueue, 1,s: 808,846,516 msg/sec
             OptimistAtomicQueue, 1,i: 519,283,124 msg/sec
             OptimistAtomicQueue, 2,s:  32,627,241 msg/sec
             OptimistAtomicQueue, 2,i:  32,704,050 msg/sec
             OptimistAtomicQueue, 3,s:  36,652,983 msg/sec
             OptimistAtomicQueue, 3,i:  37,046,817 msg/sec
             OptimistAtomicQueue, 4,s:  39,259,581 msg/sec
             OptimistAtomicQueue, 4,i:  39,359,708 msg/sec
             OptimistAtomicQueue, 5,s:  42,366,377 msg/sec
             OptimistAtomicQueue, 5,i:  47,231,904 msg/sec
             OptimistAtomicQueue, 6,s:  42,588,191 msg/sec
             OptimistAtomicQueue, 6,i:  49,805,030 msg/sec
             OptimistAtomicQueue, 7,s:  45,161,637 msg/sec
             OptimistAtomicQueue, 7,i:  49,067,678 msg/sec
             OptimistAtomicQueue, 8,s:  46,381,463 msg/sec
             OptimistAtomicQueue, 8,i:  49,450,998 msg/sec
            OptimistAtomicQueueB, 1,s: 111,788,390 msg/sec
            OptimistAtomicQueueB, 1,i:  76,569,717 msg/sec
            OptimistAtomicQueueB, 2,s:  32,148,009 msg/sec
            OptimistAtomicQueueB, 2,i:  32,072,258 msg/sec
            OptimistAtomicQueueB, 3,s:  36,132,108 msg/sec
            OptimistAtomicQueueB, 3,i:  36,798,154 msg/sec
            OptimistAtomicQueueB, 4,s:  38,580,354 msg/sec
            OptimistAtomicQueueB, 4,i:  38,525,371 msg/sec
            OptimistAtomicQueueB, 5,s:  41,215,896 msg/sec
            OptimistAtomicQueueB, 5,i:  45,275,274 msg/sec
            OptimistAtomicQueueB, 6,s:  40,499,397 msg/sec
            OptimistAtomicQueueB, 6,i:  49,068,652 msg/sec
            OptimistAtomicQueueB, 7,s:  42,000,530 msg/sec
            OptimistAtomicQueueB, 7,i:  50,774,584 msg/sec
            OptimistAtomicQueueB, 8,s:  44,511,361 msg/sec
            OptimistAtomicQueueB, 8,i:  47,924,546 msg/sec
                    AtomicQueue2, 1,s:  22,886,633 msg/sec
                    AtomicQueue2, 1,i:  22,895,292 msg/sec
                    AtomicQueue2, 2,s:  12,028,131 msg/sec
                    AtomicQueue2, 2,i:  11,359,115 msg/sec
                    AtomicQueue2, 3,s:   9,348,248 msg/sec
                    AtomicQueue2, 3,i:   9,431,126 msg/sec
                    AtomicQueue2, 4,s:   8,010,497 msg/sec
                    AtomicQueue2, 4,i:   8,049,191 msg/sec
                    AtomicQueue2, 5,s:   7,897,254 msg/sec
                    AtomicQueue2, 5,i:   8,059,161 msg/sec
                    AtomicQueue2, 6,s:   7,790,043 msg/sec
                    AtomicQueue2, 6,i:   7,533,630 msg/sec
                    AtomicQueue2, 7,s:   7,091,305 msg/sec
                    AtomicQueue2, 7,i:   7,878,440 msg/sec
                    AtomicQueue2, 8,s:   6,374,904 msg/sec
                    AtomicQueue2, 8,i:   7,389,316 msg/sec
                   AtomicQueueB2, 1,s:  32,662,092 msg/sec
                   AtomicQueueB2, 1,i:  32,649,624 msg/sec
                   AtomicQueueB2, 2,s:  11,417,208 msg/sec
                   AtomicQueueB2, 2,i:  11,096,589 msg/sec
                   AtomicQueueB2, 3,s:   9,640,063 msg/sec
                   AtomicQueueB2, 3,i:   9,574,676 msg/sec
                   AtomicQueueB2, 4,s:   7,919,131 msg/sec
                   AtomicQueueB2, 4,i:   7,834,070 msg/sec
                   AtomicQueueB2, 5,s:   7,523,307 msg/sec
                   AtomicQueueB2, 5,i:   7,783,330 msg/sec
                   AtomicQueueB2, 6,s:   7,243,828 msg/sec
                   AtomicQueueB2, 6,i:   7,469,504 msg/sec
                   AtomicQueueB2, 7,s:   6,845,198 msg/sec
                   AtomicQueueB2, 7,i:   7,739,645 msg/sec
                   AtomicQueueB2, 8,s:   6,335,032 msg/sec
                   AtomicQueueB2, 8,i:   7,085,028 msg/sec
            OptimistAtomicQueue2, 1,s: 447,648,764 msg/sec
            OptimistAtomicQueue2, 1,i:  32,608,987 msg/sec
            OptimistAtomicQueue2, 2,s:  24,266,695 msg/sec
            OptimistAtomicQueue2, 2,i:  24,012,772 msg/sec
            OptimistAtomicQueue2, 3,s:  30,319,813 msg/sec
            OptimistAtomicQueue2, 3,i:  30,478,509 msg/sec
            OptimistAtomicQueue2, 4,s:  33,156,068 msg/sec
            OptimistAtomicQueue2, 4,i:  33,317,170 msg/sec
            OptimistAtomicQueue2, 5,s:  37,014,728 msg/sec
            OptimistAtomicQueue2, 5,i:  40,719,360 msg/sec
            OptimistAtomicQueue2, 6,s:  40,177,715 msg/sec
            OptimistAtomicQueue2, 6,i:  49,231,264 msg/sec
            OptimistAtomicQueue2, 7,s:  42,607,396 msg/sec
            OptimistAtomicQueue2, 7,i:  51,432,713 msg/sec
            OptimistAtomicQueue2, 8,s:  44,146,537 msg/sec
            OptimistAtomicQueue2, 8,i:  48,650,964 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,150,646 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,877,355 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,215,220 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,185,618 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,725,169 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,036,819 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,450,868 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,670,496 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,787,609 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,102,337 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,673,013 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,330,592 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,313,460 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,460,380 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,327,322 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,394,177 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000332 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000240 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000513 sec/round-trip
                 tbb::spin_mutex: 0.000000284 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000294 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000153 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000187 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[352] 16m:45s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,534,265 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,921,584 msg/sec
          boost::lockfree::queue, 1,s:   6,832,993 msg/sec
          boost::lockfree::queue, 1,i:   6,781,508 msg/sec
          boost::lockfree::queue, 2,s:   7,740,101 msg/sec
          boost::lockfree::queue, 2,i:   7,604,205 msg/sec
          boost::lockfree::queue, 3,s:   7,425,834 msg/sec
          boost::lockfree::queue, 3,i:   7,568,046 msg/sec
          boost::lockfree::queue, 4,s:   6,425,670 msg/sec
          boost::lockfree::queue, 4,i:   6,758,248 msg/sec
          boost::lockfree::queue, 5,s:   6,389,618 msg/sec
          boost::lockfree::queue, 5,i:   6,461,566 msg/sec
          boost::lockfree::queue, 6,s:   6,013,089 msg/sec
          boost::lockfree::queue, 6,i:   6,128,899 msg/sec
          boost::lockfree::queue, 7,s:   5,833,899 msg/sec
          boost::lockfree::queue, 7,i:   5,924,591 msg/sec
          boost::lockfree::queue, 8,s:   5,476,188 msg/sec
          boost::lockfree::queue, 8,i:   5,591,586 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 505,850,796 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 506,936,732 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,545,820 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,273,713 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,506,942 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,603,548 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  17,028,608 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,525,423 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  31,416,893 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,509,465 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,334,284 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,782,985 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  46,369,516 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,117,357 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,234,285 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,184,750 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,413,764 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,527,256 msg/sec
                pthread_spinlock, 1,s:  28,570,681 msg/sec
                pthread_spinlock, 1,i:  25,313,918 msg/sec
                pthread_spinlock, 2,s:  15,444,414 msg/sec
                pthread_spinlock, 2,i:  17,052,428 msg/sec
                pthread_spinlock, 3,s:   8,426,424 msg/sec
                pthread_spinlock, 3,i:  12,053,185 msg/sec
                pthread_spinlock, 4,s:   6,480,045 msg/sec
                pthread_spinlock, 4,i:   9,178,459 msg/sec
                pthread_spinlock, 5,s:   8,749,870 msg/sec
                pthread_spinlock, 5,i:   9,455,949 msg/sec
                pthread_spinlock, 6,s:   8,232,107 msg/sec
                pthread_spinlock, 6,i:   8,908,510 msg/sec
                pthread_spinlock, 7,s:   7,512,993 msg/sec
                pthread_spinlock, 7,i:   7,616,887 msg/sec
                pthread_spinlock, 8,s:   6,730,742 msg/sec
                pthread_spinlock, 8,i:   7,188,471 msg/sec
                      std::mutex, 1,s:   6,293,844 msg/sec
                      std::mutex, 1,i:   6,207,511 msg/sec
                      std::mutex, 2,s:   5,244,675 msg/sec
                      std::mutex, 2,i:   5,542,009 msg/sec
                      std::mutex, 3,s:   4,970,127 msg/sec
                      std::mutex, 3,i:   6,048,274 msg/sec
                      std::mutex, 4,s:   6,242,899 msg/sec
                      std::mutex, 4,i:   6,256,989 msg/sec
                      std::mutex, 5,s:   6,087,524 msg/sec
                      std::mutex, 5,i:   6,064,088 msg/sec
                      std::mutex, 6,s:   5,865,047 msg/sec
                      std::mutex, 6,i:   5,917,647 msg/sec
                      std::mutex, 7,s:   5,739,056 msg/sec
                      std::mutex, 7,i:   5,751,242 msg/sec
                      std::mutex, 8,s:   5,632,019 msg/sec
                      std::mutex, 8,i:   5,701,690 msg/sec
                 tbb::spin_mutex, 1,s:  37,988,796 msg/sec
                 tbb::spin_mutex, 1,i:  37,901,253 msg/sec
                 tbb::spin_mutex, 2,s:  21,122,678 msg/sec
                 tbb::spin_mutex, 2,i:  20,748,915 msg/sec
                 tbb::spin_mutex, 3,s:   8,267,864 msg/sec
                 tbb::spin_mutex, 3,i:  11,178,671 msg/sec
                 tbb::spin_mutex, 4,s:   3,292,120 msg/sec
                 tbb::spin_mutex, 4,i:   6,350,962 msg/sec
                 tbb::spin_mutex, 5,s:   5,384,859 msg/sec
                 tbb::spin_mutex, 5,i:   5,814,962 msg/sec
                 tbb::spin_mutex, 6,s:   5,249,478 msg/sec
                 tbb::spin_mutex, 6,i:   4,388,729 msg/sec
                 tbb::spin_mutex, 7,s:   4,538,722 msg/sec
                 tbb::spin_mutex, 7,i:   4,383,328 msg/sec
                 tbb::spin_mutex, 8,s:   4,246,878 msg/sec
                 tbb::spin_mutex, 8,i:   4,075,228 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,202,848 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,509,864 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,935,715 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,092,444 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,187,396 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,431,016 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,024,820 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,137,879 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,583,769 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,372,578 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,639,202 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,758,143 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,688,972 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,138,458 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,776,297 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,923,412 msg/sec
     xenium::michael_scott_queue, 1,s:   9,483,734 msg/sec
     xenium::michael_scott_queue, 1,i:   9,497,745 msg/sec
     xenium::michael_scott_queue, 2,s:   8,474,889 msg/sec
     xenium::michael_scott_queue, 2,i:   8,515,064 msg/sec
     xenium::michael_scott_queue, 3,s:   7,427,478 msg/sec
     xenium::michael_scott_queue, 3,i:   7,659,553 msg/sec
     xenium::michael_scott_queue, 4,s:   6,301,886 msg/sec
     xenium::michael_scott_queue, 4,i:   6,327,385 msg/sec
     xenium::michael_scott_queue, 5,s:   6,278,363 msg/sec
     xenium::michael_scott_queue, 5,i:   6,641,038 msg/sec
     xenium::michael_scott_queue, 6,s:   6,463,359 msg/sec
     xenium::michael_scott_queue, 6,i:   6,925,056 msg/sec
     xenium::michael_scott_queue, 7,s:   6,301,531 msg/sec
     xenium::michael_scott_queue, 7,i:   6,534,455 msg/sec
     xenium::michael_scott_queue, 8,s:   5,975,940 msg/sec
     xenium::michael_scott_queue, 8,i:   6,172,214 msg/sec
         xenium::ramalhete_queue, 1,s:  32,946,600 msg/sec
         xenium::ramalhete_queue, 1,i:  32,175,716 msg/sec
         xenium::ramalhete_queue, 2,s:  23,580,733 msg/sec
         xenium::ramalhete_queue, 2,i:  23,333,578 msg/sec
         xenium::ramalhete_queue, 3,s:  29,303,295 msg/sec
         xenium::ramalhete_queue, 3,i:  28,476,022 msg/sec
         xenium::ramalhete_queue, 4,s:  33,819,610 msg/sec
         xenium::ramalhete_queue, 4,i:  33,562,693 msg/sec
         xenium::ramalhete_queue, 5,s:  32,143,133 msg/sec
         xenium::ramalhete_queue, 5,i:  38,511,224 msg/sec
         xenium::ramalhete_queue, 6,s:  33,928,784 msg/sec
         xenium::ramalhete_queue, 6,i:  38,884,252 msg/sec
         xenium::ramalhete_queue, 7,s:  35,031,995 msg/sec
         xenium::ramalhete_queue, 7,i:  41,105,131 msg/sec
         xenium::ramalhete_queue, 8,s:  35,611,816 msg/sec
         xenium::ramalhete_queue, 8,i:  44,088,252 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,934,970 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  63,178,868 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  26,804,465 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,952,967 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,621,177 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,169,948 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,618,830 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  11,941,869 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,888,915 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,335,980 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,983,021 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,401,186 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,164,203 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,077,697 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,428,122 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,204,365 msg/sec
                     AtomicQueue, 1,s:  58,234,902 msg/sec
                     AtomicQueue, 1,i:  56,702,415 msg/sec
                     AtomicQueue, 2,s:  12,226,067 msg/sec
                     AtomicQueue, 2,i:  11,823,651 msg/sec
                     AtomicQueue, 3,s:  10,730,014 msg/sec
                     AtomicQueue, 3,i:   9,869,875 msg/sec
                     AtomicQueue, 4,s:   8,124,141 msg/sec
                     AtomicQueue, 4,i:   8,213,912 msg/sec
                     AtomicQueue, 5,s:   8,048,411 msg/sec
                     AtomicQueue, 5,i:   8,128,672 msg/sec
                     AtomicQueue, 6,s:   7,738,512 msg/sec
                     AtomicQueue, 6,i:   7,600,505 msg/sec
                     AtomicQueue, 7,s:   7,174,217 msg/sec
                     AtomicQueue, 7,i:   7,972,399 msg/sec
                     AtomicQueue, 8,s:   6,329,927 msg/sec
                     AtomicQueue, 8,i:   7,355,157 msg/sec
                    AtomicQueueB, 1,s:  43,858,553 msg/sec
                    AtomicQueueB, 1,i:  44,041,134 msg/sec
                    AtomicQueueB, 2,s:  11,842,421 msg/sec
                    AtomicQueueB, 2,i:  11,409,197 msg/sec
                    AtomicQueueB, 3,s:  10,885,919 msg/sec
                    AtomicQueueB, 3,i:  10,075,877 msg/sec
                    AtomicQueueB, 4,s:   8,058,079 msg/sec
                    AtomicQueueB, 4,i:   8,073,739 msg/sec
                    AtomicQueueB, 5,s:   7,581,952 msg/sec
                    AtomicQueueB, 5,i:   7,839,204 msg/sec
                    AtomicQueueB, 6,s:   7,348,930 msg/sec
                    AtomicQueueB, 6,i:   7,518,121 msg/sec
                    AtomicQueueB, 7,s:   6,917,742 msg/sec
                    AtomicQueueB, 7,i:   7,712,877 msg/sec
                    AtomicQueueB, 8,s:   6,235,308 msg/sec
                    AtomicQueueB, 8,i:   7,155,673 msg/sec
             OptimistAtomicQueue, 1,s: 692,571,015 msg/sec
             OptimistAtomicQueue, 1,i: 520,193,860 msg/sec
             OptimistAtomicQueue, 2,s:  32,127,190 msg/sec
             OptimistAtomicQueue, 2,i:  32,186,236 msg/sec
             OptimistAtomicQueue, 3,s:  36,646,142 msg/sec
             OptimistAtomicQueue, 3,i:  37,383,999 msg/sec
             OptimistAtomicQueue, 4,s:  39,246,127 msg/sec
             OptimistAtomicQueue, 4,i:  39,396,841 msg/sec
             OptimistAtomicQueue, 5,s:  42,355,299 msg/sec
             OptimistAtomicQueue, 5,i:  46,262,253 msg/sec
             OptimistAtomicQueue, 6,s:  41,821,793 msg/sec
             OptimistAtomicQueue, 6,i:  50,296,370 msg/sec
             OptimistAtomicQueue, 7,s:  44,326,586 msg/sec
             OptimistAtomicQueue, 7,i:  49,424,235 msg/sec
             OptimistAtomicQueue, 8,s:  46,434,229 msg/sec
             OptimistAtomicQueue, 8,i:  50,073,548 msg/sec
            OptimistAtomicQueueB, 1,s:  77,951,092 msg/sec
            OptimistAtomicQueueB, 1,i:  76,431,642 msg/sec
            OptimistAtomicQueueB, 2,s:  32,216,370 msg/sec
            OptimistAtomicQueueB, 2,i:  31,851,278 msg/sec
            OptimistAtomicQueueB, 3,s:  36,301,328 msg/sec
            OptimistAtomicQueueB, 3,i:  36,965,087 msg/sec
            OptimistAtomicQueueB, 4,s:  38,792,780 msg/sec
            OptimistAtomicQueueB, 4,i:  38,621,954 msg/sec
            OptimistAtomicQueueB, 5,s:  40,890,600 msg/sec
            OptimistAtomicQueueB, 5,i:  46,278,027 msg/sec
            OptimistAtomicQueueB, 6,s:  41,099,941 msg/sec
            OptimistAtomicQueueB, 6,i:  49,035,561 msg/sec
            OptimistAtomicQueueB, 7,s:  42,184,287 msg/sec
            OptimistAtomicQueueB, 7,i:  48,308,936 msg/sec
            OptimistAtomicQueueB, 8,s:  44,348,225 msg/sec
            OptimistAtomicQueueB, 8,i:  48,292,456 msg/sec
                    AtomicQueue2, 1,s:  23,093,880 msg/sec
                    AtomicQueue2, 1,i:  23,117,397 msg/sec
                    AtomicQueue2, 2,s:  11,778,969 msg/sec
                    AtomicQueue2, 2,i:  11,411,526 msg/sec
                    AtomicQueue2, 3,s:   9,821,401 msg/sec
                    AtomicQueue2, 3,i:   9,515,554 msg/sec
                    AtomicQueue2, 4,s:   8,083,850 msg/sec
                    AtomicQueue2, 4,i:   8,087,910 msg/sec
                    AtomicQueue2, 5,s:   7,824,569 msg/sec
                    AtomicQueue2, 5,i:   8,066,088 msg/sec
                    AtomicQueue2, 6,s:   7,549,490 msg/sec
                    AtomicQueue2, 6,i:   7,508,348 msg/sec
                    AtomicQueue2, 7,s:   7,079,859 msg/sec
                    AtomicQueue2, 7,i:   7,884,670 msg/sec
                    AtomicQueue2, 8,s:   6,412,144 msg/sec
                    AtomicQueue2, 8,i:   7,391,707 msg/sec
                   AtomicQueueB2, 1,s:  36,263,886 msg/sec
                   AtomicQueueB2, 1,i:  32,603,639 msg/sec
                   AtomicQueueB2, 2,s:  11,454,360 msg/sec
                   AtomicQueueB2, 2,i:  11,099,706 msg/sec
                   AtomicQueueB2, 3,s:   9,578,617 msg/sec
                   AtomicQueueB2, 3,i:   9,535,659 msg/sec
                   AtomicQueueB2, 4,s:   7,948,811 msg/sec
                   AtomicQueueB2, 4,i:   7,880,061 msg/sec
                   AtomicQueueB2, 5,s:   7,483,787 msg/sec
                   AtomicQueueB2, 5,i:   7,739,695 msg/sec
                   AtomicQueueB2, 6,s:   7,293,956 msg/sec
                   AtomicQueueB2, 6,i:   7,440,997 msg/sec
                   AtomicQueueB2, 7,s:   6,923,422 msg/sec
                   AtomicQueueB2, 7,i:   7,724,080 msg/sec
                   AtomicQueueB2, 8,s:   6,269,646 msg/sec
                   AtomicQueueB2, 8,i:   7,118,881 msg/sec
            OptimistAtomicQueue2, 1,s: 294,835,875 msg/sec
            OptimistAtomicQueue2, 1,i:  26,396,847 msg/sec
            OptimistAtomicQueue2, 2,s:  22,486,449 msg/sec
            OptimistAtomicQueue2, 2,i:  24,698,029 msg/sec
            OptimistAtomicQueue2, 3,s:  30,326,926 msg/sec
            OptimistAtomicQueue2, 3,i:  29,981,151 msg/sec
            OptimistAtomicQueue2, 4,s:  33,255,484 msg/sec
            OptimistAtomicQueue2, 4,i:  33,276,403 msg/sec
            OptimistAtomicQueue2, 5,s:  36,966,740 msg/sec
            OptimistAtomicQueue2, 5,i:  40,560,128 msg/sec
            OptimistAtomicQueue2, 6,s:  40,045,717 msg/sec
            OptimistAtomicQueue2, 6,i:  49,330,604 msg/sec
            OptimistAtomicQueue2, 7,s:  42,832,487 msg/sec
            OptimistAtomicQueue2, 7,i:  48,156,466 msg/sec
            OptimistAtomicQueue2, 8,s:  43,754,570 msg/sec
            OptimistAtomicQueue2, 8,i:  48,482,315 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,877,108 msg/sec
           OptimistAtomicQueueB2, 1,i:  59,940,579 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,867,660 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,168,447 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,688,126 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,052,776 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,852,509 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,096,889 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,586,455 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,374,290 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,757,753 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,179,029 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,978,726 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,205,582 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,315,008 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,613,741 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000132 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000239 sec/round-trip
                pthread_spinlock: 0.000000302 sec/round-trip
                      std::mutex: 0.000000466 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000263 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000150 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[353] 15m:26s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,801,293 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,976,415 msg/sec
          boost::lockfree::queue, 1,s:   7,895,815 msg/sec
          boost::lockfree::queue, 1,i:   6,790,006 msg/sec
          boost::lockfree::queue, 2,s:   7,700,252 msg/sec
          boost::lockfree::queue, 2,i:   7,617,283 msg/sec
          boost::lockfree::queue, 3,s:   7,351,646 msg/sec
          boost::lockfree::queue, 3,i:   7,564,857 msg/sec
          boost::lockfree::queue, 4,s:   6,426,017 msg/sec
          boost::lockfree::queue, 4,i:   6,765,691 msg/sec
          boost::lockfree::queue, 5,s:   6,417,426 msg/sec
          boost::lockfree::queue, 5,i:   6,449,146 msg/sec
          boost::lockfree::queue, 6,s:   5,964,759 msg/sec
          boost::lockfree::queue, 6,i:   6,134,301 msg/sec
          boost::lockfree::queue, 7,s:   5,981,893 msg/sec
          boost::lockfree::queue, 7,i:   5,925,140 msg/sec
          boost::lockfree::queue, 8,s:   5,650,642 msg/sec
          boost::lockfree::queue, 8,i:   5,567,178 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 466,347,381 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  71,245,811 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,792,109 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  24,371,110 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,107,989 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,098,837 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,547,125 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,120,439 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,444,431 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,220,740 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,369,161 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,908,774 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,261,456 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,816,360 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,187,368 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,632,503 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,255,252 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,212,711 msg/sec
                pthread_spinlock, 1,s:  28,956,795 msg/sec
                pthread_spinlock, 1,i:  25,422,699 msg/sec
                pthread_spinlock, 2,s:  15,636,166 msg/sec
                pthread_spinlock, 2,i:  17,962,490 msg/sec
                pthread_spinlock, 3,s:   8,250,042 msg/sec
                pthread_spinlock, 3,i:  12,015,435 msg/sec
                pthread_spinlock, 4,s:   6,596,600 msg/sec
                pthread_spinlock, 4,i:   9,280,829 msg/sec
                pthread_spinlock, 5,s:   8,744,282 msg/sec
                pthread_spinlock, 5,i:   9,274,292 msg/sec
                pthread_spinlock, 6,s:   8,317,409 msg/sec
                pthread_spinlock, 6,i:   8,371,177 msg/sec
                pthread_spinlock, 7,s:   7,610,785 msg/sec
                pthread_spinlock, 7,i:   7,407,767 msg/sec
                pthread_spinlock, 8,s:   6,713,920 msg/sec
                pthread_spinlock, 8,i:   6,808,909 msg/sec
                      std::mutex, 1,s:   7,378,355 msg/sec
                      std::mutex, 1,i:   7,441,662 msg/sec
                      std::mutex, 2,s:   5,076,923 msg/sec
                      std::mutex, 2,i:   5,478,420 msg/sec
                      std::mutex, 3,s:   5,285,256 msg/sec
                      std::mutex, 3,i:   4,664,628 msg/sec
                      std::mutex, 4,s:   6,320,654 msg/sec
                      std::mutex, 4,i:   6,208,231 msg/sec
                      std::mutex, 5,s:   6,094,035 msg/sec
                      std::mutex, 5,i:   6,110,703 msg/sec
                      std::mutex, 6,s:   5,949,724 msg/sec
                      std::mutex, 6,i:   5,947,101 msg/sec
                      std::mutex, 7,s:   5,828,275 msg/sec
                      std::mutex, 7,i:   5,808,500 msg/sec
                      std::mutex, 8,s:   5,716,040 msg/sec
                      std::mutex, 8,i:   5,671,298 msg/sec
                 tbb::spin_mutex, 1,s:  37,622,459 msg/sec
                 tbb::spin_mutex, 1,i:  32,868,585 msg/sec
                 tbb::spin_mutex, 2,s:  21,292,266 msg/sec
                 tbb::spin_mutex, 2,i:  18,679,194 msg/sec
                 tbb::spin_mutex, 3,s:   8,164,016 msg/sec
                 tbb::spin_mutex, 3,i:  11,017,653 msg/sec
                 tbb::spin_mutex, 4,s:   3,232,495 msg/sec
                 tbb::spin_mutex, 4,i:   6,215,317 msg/sec
                 tbb::spin_mutex, 5,s:   5,510,445 msg/sec
                 tbb::spin_mutex, 5,i:   5,860,330 msg/sec
                 tbb::spin_mutex, 6,s:   5,288,502 msg/sec
                 tbb::spin_mutex, 6,i:   4,328,869 msg/sec
                 tbb::spin_mutex, 7,s:   4,647,991 msg/sec
                 tbb::spin_mutex, 7,i:   4,334,803 msg/sec
                 tbb::spin_mutex, 8,s:   4,228,567 msg/sec
                 tbb::spin_mutex, 8,i:   4,197,229 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,559,506 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  13,035,270 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,121,361 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,910,047 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,180,910 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,476,246 msg/sec
   tbb::concurrent_bounded_queue, 4,s:   9,993,625 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,197,858 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,545,848 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,364,091 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,618,350 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,757,908 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,563,859 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,136,243 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,712,535 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,878,144 msg/sec
     xenium::michael_scott_queue, 1,s:  10,027,020 msg/sec
     xenium::michael_scott_queue, 1,i:   9,783,345 msg/sec
     xenium::michael_scott_queue, 2,s:   8,462,732 msg/sec
     xenium::michael_scott_queue, 2,i:   8,412,665 msg/sec
     xenium::michael_scott_queue, 3,s:   7,199,969 msg/sec
     xenium::michael_scott_queue, 3,i:   7,624,488 msg/sec
     xenium::michael_scott_queue, 4,s:   6,287,584 msg/sec
     xenium::michael_scott_queue, 4,i:   6,314,579 msg/sec
     xenium::michael_scott_queue, 5,s:   6,308,439 msg/sec
     xenium::michael_scott_queue, 5,i:   6,638,475 msg/sec
     xenium::michael_scott_queue, 6,s:   6,479,956 msg/sec
     xenium::michael_scott_queue, 6,i:   6,919,672 msg/sec
     xenium::michael_scott_queue, 7,s:   6,245,220 msg/sec
     xenium::michael_scott_queue, 7,i:   6,499,904 msg/sec
     xenium::michael_scott_queue, 8,s:   6,056,183 msg/sec
     xenium::michael_scott_queue, 8,i:   6,243,875 msg/sec
         xenium::ramalhete_queue, 1,s:  31,017,969 msg/sec
         xenium::ramalhete_queue, 1,i:  30,532,436 msg/sec
         xenium::ramalhete_queue, 2,s:  23,342,354 msg/sec
         xenium::ramalhete_queue, 2,i:  23,154,679 msg/sec
         xenium::ramalhete_queue, 3,s:  29,308,837 msg/sec
         xenium::ramalhete_queue, 3,i:  28,542,820 msg/sec
         xenium::ramalhete_queue, 4,s:  33,759,255 msg/sec
         xenium::ramalhete_queue, 4,i:  33,480,465 msg/sec
         xenium::ramalhete_queue, 5,s:  32,001,602 msg/sec
         xenium::ramalhete_queue, 5,i:  35,741,570 msg/sec
         xenium::ramalhete_queue, 6,s:  34,027,195 msg/sec
         xenium::ramalhete_queue, 6,i:  38,878,133 msg/sec
         xenium::ramalhete_queue, 7,s:  35,064,213 msg/sec
         xenium::ramalhete_queue, 7,i:  41,158,940 msg/sec
         xenium::ramalhete_queue, 8,s:  35,418,121 msg/sec
         xenium::ramalhete_queue, 8,i:  43,987,218 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,625,145 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 106,556,768 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  28,048,269 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,320,938 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,622,988 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,778,793 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,609,581 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,236,656 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,339,720 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,172,973 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,916,021 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,182,374 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,231,544 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,124,601 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,380,974 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,204,443 msg/sec
                     AtomicQueue, 1,s:  60,432,019 msg/sec
                     AtomicQueue, 1,i:  56,394,306 msg/sec
                     AtomicQueue, 2,s:  12,368,176 msg/sec
                     AtomicQueue, 2,i:  11,756,274 msg/sec
                     AtomicQueue, 3,s:  10,816,216 msg/sec
                     AtomicQueue, 3,i:   9,831,456 msg/sec
                     AtomicQueue, 4,s:   8,191,251 msg/sec
                     AtomicQueue, 4,i:   8,183,773 msg/sec
                     AtomicQueue, 5,s:   8,057,507 msg/sec
                     AtomicQueue, 5,i:   7,991,875 msg/sec
                     AtomicQueue, 6,s:   7,675,662 msg/sec
                     AtomicQueue, 6,i:   7,631,233 msg/sec
                     AtomicQueue, 7,s:   7,112,538 msg/sec
                     AtomicQueue, 7,i:   7,987,045 msg/sec
                     AtomicQueue, 8,s:   6,334,949 msg/sec
                     AtomicQueue, 8,i:   7,462,334 msg/sec
                    AtomicQueueB, 1,s:  43,772,065 msg/sec
                    AtomicQueueB, 1,i:  43,059,205 msg/sec
                    AtomicQueueB, 2,s:  11,807,255 msg/sec
                    AtomicQueueB, 2,i:  11,460,627 msg/sec
                    AtomicQueueB, 3,s:  11,047,596 msg/sec
                    AtomicQueueB, 3,i:  10,101,008 msg/sec
                    AtomicQueueB, 4,s:   8,045,053 msg/sec
                    AtomicQueueB, 4,i:   7,948,415 msg/sec
                    AtomicQueueB, 5,s:   7,578,972 msg/sec
                    AtomicQueueB, 5,i:   7,828,202 msg/sec
                    AtomicQueueB, 6,s:   7,314,511 msg/sec
                    AtomicQueueB, 6,i:   7,522,725 msg/sec
                    AtomicQueueB, 7,s:   6,869,804 msg/sec
                    AtomicQueueB, 7,i:   7,747,640 msg/sec
                    AtomicQueueB, 8,s:   6,240,301 msg/sec
                    AtomicQueueB, 8,i:   7,147,853 msg/sec
             OptimistAtomicQueue, 1,s: 700,304,509 msg/sec
             OptimistAtomicQueue, 1,i: 705,582,480 msg/sec
             OptimistAtomicQueue, 2,s:  32,164,314 msg/sec
             OptimistAtomicQueue, 2,i:  32,708,040 msg/sec
             OptimistAtomicQueue, 3,s:  36,665,333 msg/sec
             OptimistAtomicQueue, 3,i:  37,418,455 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,109 msg/sec
             OptimistAtomicQueue, 4,i:  39,402,971 msg/sec
             OptimistAtomicQueue, 5,s:  41,656,715 msg/sec
             OptimistAtomicQueue, 5,i:  46,280,223 msg/sec
             OptimistAtomicQueue, 6,s:  42,145,881 msg/sec
             OptimistAtomicQueue, 6,i:  50,213,777 msg/sec
             OptimistAtomicQueue, 7,s:  44,095,898 msg/sec
             OptimistAtomicQueue, 7,i:  53,031,576 msg/sec
             OptimistAtomicQueue, 8,s:  46,413,163 msg/sec
             OptimistAtomicQueue, 8,i:  48,847,379 msg/sec
            OptimistAtomicQueueB, 1,s: 174,069,001 msg/sec
            OptimistAtomicQueueB, 1,i:  76,634,149 msg/sec
            OptimistAtomicQueueB, 2,s:  32,110,731 msg/sec
            OptimistAtomicQueueB, 2,i:  32,230,662 msg/sec
            OptimistAtomicQueueB, 3,s:  36,275,025 msg/sec
            OptimistAtomicQueueB, 3,i:  36,874,677 msg/sec
            OptimistAtomicQueueB, 4,s:  38,648,422 msg/sec
            OptimistAtomicQueueB, 4,i:  38,460,942 msg/sec
            OptimistAtomicQueueB, 5,s:  41,189,870 msg/sec
            OptimistAtomicQueueB, 5,i:  45,377,018 msg/sec
            OptimistAtomicQueueB, 6,s:  41,160,697 msg/sec
            OptimistAtomicQueueB, 6,i:  49,158,797 msg/sec
            OptimistAtomicQueueB, 7,s:  41,786,229 msg/sec
            OptimistAtomicQueueB, 7,i:  51,499,824 msg/sec
            OptimistAtomicQueueB, 8,s:  44,108,100 msg/sec
            OptimistAtomicQueueB, 8,i:  47,780,416 msg/sec
                    AtomicQueue2, 1,s:  22,905,737 msg/sec
                    AtomicQueue2, 1,i:  22,991,439 msg/sec
                    AtomicQueue2, 2,s:  11,874,064 msg/sec
                    AtomicQueue2, 2,i:  11,409,190 msg/sec
                    AtomicQueue2, 3,s:   9,497,232 msg/sec
                    AtomicQueue2, 3,i:   9,350,154 msg/sec
                    AtomicQueue2, 4,s:   8,089,758 msg/sec
                    AtomicQueue2, 4,i:   8,042,650 msg/sec
                    AtomicQueue2, 5,s:   7,935,512 msg/sec
                    AtomicQueue2, 5,i:   8,003,175 msg/sec
                    AtomicQueue2, 6,s:   7,689,115 msg/sec
                    AtomicQueue2, 6,i:   7,524,580 msg/sec
                    AtomicQueue2, 7,s:   7,106,833 msg/sec
                    AtomicQueue2, 7,i:   7,884,552 msg/sec
                    AtomicQueue2, 8,s:   6,369,904 msg/sec
                    AtomicQueue2, 8,i:   7,203,391 msg/sec
                   AtomicQueueB2, 1,s:  35,869,545 msg/sec
                   AtomicQueueB2, 1,i:  32,707,533 msg/sec
                   AtomicQueueB2, 2,s:  11,357,063 msg/sec
                   AtomicQueueB2, 2,i:  11,094,711 msg/sec
                   AtomicQueueB2, 3,s:   9,689,772 msg/sec
                   AtomicQueueB2, 3,i:   9,540,982 msg/sec
                   AtomicQueueB2, 4,s:   7,960,874 msg/sec
                   AtomicQueueB2, 4,i:   7,787,819 msg/sec
                   AtomicQueueB2, 5,s:   7,550,487 msg/sec
                   AtomicQueueB2, 5,i:   7,768,829 msg/sec
                   AtomicQueueB2, 6,s:   7,284,830 msg/sec
                   AtomicQueueB2, 6,i:   7,470,158 msg/sec
                   AtomicQueueB2, 7,s:   6,895,765 msg/sec
                   AtomicQueueB2, 7,i:   7,683,322 msg/sec
                   AtomicQueueB2, 8,s:   6,288,141 msg/sec
                   AtomicQueueB2, 8,i:   6,953,909 msg/sec
            OptimistAtomicQueue2, 1,s:  32,612,299 msg/sec
            OptimistAtomicQueue2, 1,i:  32,252,731 msg/sec
            OptimistAtomicQueue2, 2,s:  29,422,830 msg/sec
            OptimistAtomicQueue2, 2,i:  24,422,921 msg/sec
            OptimistAtomicQueue2, 3,s:  32,918,399 msg/sec
            OptimistAtomicQueue2, 3,i:  30,157,517 msg/sec
            OptimistAtomicQueue2, 4,s:  33,231,281 msg/sec
            OptimistAtomicQueue2, 4,i:  33,296,155 msg/sec
            OptimistAtomicQueue2, 5,s:  37,228,114 msg/sec
            OptimistAtomicQueue2, 5,i:  40,305,817 msg/sec
            OptimistAtomicQueue2, 6,s:  40,234,112 msg/sec
            OptimistAtomicQueue2, 6,i:  49,175,689 msg/sec
            OptimistAtomicQueue2, 7,s:  42,582,436 msg/sec
            OptimistAtomicQueue2, 7,i:  48,182,331 msg/sec
            OptimistAtomicQueue2, 8,s:  44,695,138 msg/sec
            OptimistAtomicQueue2, 8,i:  48,440,842 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,643,287 msg/sec
           OptimistAtomicQueueB2, 1,i:  40,709,860 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,239,455 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,954,383 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,715,586 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,416,806 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,959,749 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,616,142 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,628,440 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,423,783 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,740,563 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,285,773 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,180,390 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,632,939 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,381,669 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,812,744 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000131 sec/round-trip
          boost::lockfree::queue: 0.000000319 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000152 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000249 sec/round-trip
                      std::mutex: 0.000000518 sec/round-trip
                 tbb::spin_mutex: 0.000000307 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000298 sec/round-trip
     xenium::michael_scott_queue: 0.000000383 sec/round-trip
         xenium::ramalhete_queue: 0.000000270 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[354] 14m:6s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,318,849 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,820,877 msg/sec
          boost::lockfree::queue, 1,s:   6,886,502 msg/sec
          boost::lockfree::queue, 1,i:   6,847,839 msg/sec
          boost::lockfree::queue, 2,s:   7,588,144 msg/sec
          boost::lockfree::queue, 2,i:   7,573,408 msg/sec
          boost::lockfree::queue, 3,s:   7,388,204 msg/sec
          boost::lockfree::queue, 3,i:   7,618,274 msg/sec
          boost::lockfree::queue, 4,s:   6,430,278 msg/sec
          boost::lockfree::queue, 4,i:   6,750,486 msg/sec
          boost::lockfree::queue, 5,s:   6,443,361 msg/sec
          boost::lockfree::queue, 5,i:   6,467,883 msg/sec
          boost::lockfree::queue, 6,s:   5,990,642 msg/sec
          boost::lockfree::queue, 6,i:   6,084,543 msg/sec
          boost::lockfree::queue, 7,s:   6,064,064 msg/sec
          boost::lockfree::queue, 7,i:   6,084,466 msg/sec
          boost::lockfree::queue, 8,s:   5,483,702 msg/sec
          boost::lockfree::queue, 8,i:   5,609,281 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 472,830,844 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 466,233,885 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,130,916 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,800,233 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,001,707 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,797,496 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,454,240 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,609,639 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  43,357,352 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,145,965 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,215,775 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,142,859 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,115,004 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,010,826 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,856,951 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,542,436 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,208,371 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,554,693 msg/sec
                pthread_spinlock, 1,s:  29,093,068 msg/sec
                pthread_spinlock, 1,i:  29,202,916 msg/sec
                pthread_spinlock, 2,s:  15,526,307 msg/sec
                pthread_spinlock, 2,i:  17,173,131 msg/sec
                pthread_spinlock, 3,s:   8,315,375 msg/sec
                pthread_spinlock, 3,i:  12,068,499 msg/sec
                pthread_spinlock, 4,s:   6,524,425 msg/sec
                pthread_spinlock, 4,i:   8,885,381 msg/sec
                pthread_spinlock, 5,s:   8,705,789 msg/sec
                pthread_spinlock, 5,i:   9,278,409 msg/sec
                pthread_spinlock, 6,s:   8,260,268 msg/sec
                pthread_spinlock, 6,i:   8,451,965 msg/sec
                pthread_spinlock, 7,s:   7,527,100 msg/sec
                pthread_spinlock, 7,i:   7,670,048 msg/sec
                pthread_spinlock, 8,s:   6,718,052 msg/sec
                pthread_spinlock, 8,i:   7,229,304 msg/sec
                      std::mutex, 1,s:   7,143,001 msg/sec
                      std::mutex, 1,i:   6,340,935 msg/sec
                      std::mutex, 2,s:   5,203,414 msg/sec
                      std::mutex, 2,i:   5,432,818 msg/sec
                      std::mutex, 3,s:   4,605,893 msg/sec
                      std::mutex, 3,i:   5,870,997 msg/sec
                      std::mutex, 4,s:   5,585,122 msg/sec
                      std::mutex, 4,i:   6,263,205 msg/sec
                      std::mutex, 5,s:   6,101,802 msg/sec
                      std::mutex, 5,i:   6,216,913 msg/sec
                      std::mutex, 6,s:   6,003,966 msg/sec
                      std::mutex, 6,i:   5,972,452 msg/sec
                      std::mutex, 7,s:   5,888,264 msg/sec
                      std::mutex, 7,i:   5,902,491 msg/sec
                      std::mutex, 8,s:   5,780,093 msg/sec
                      std::mutex, 8,i:   5,742,078 msg/sec
                 tbb::spin_mutex, 1,s:  37,873,639 msg/sec
                 tbb::spin_mutex, 1,i:  32,925,362 msg/sec
                 tbb::spin_mutex, 2,s:  21,127,731 msg/sec
                 tbb::spin_mutex, 2,i:  18,344,649 msg/sec
                 tbb::spin_mutex, 3,s:   8,427,493 msg/sec
                 tbb::spin_mutex, 3,i:  10,341,435 msg/sec
                 tbb::spin_mutex, 4,s:   3,126,412 msg/sec
                 tbb::spin_mutex, 4,i:   6,407,625 msg/sec
                 tbb::spin_mutex, 5,s:   5,504,827 msg/sec
                 tbb::spin_mutex, 5,i:   5,754,364 msg/sec
                 tbb::spin_mutex, 6,s:   5,364,034 msg/sec
                 tbb::spin_mutex, 6,i:   4,420,765 msg/sec
                 tbb::spin_mutex, 7,s:   4,869,225 msg/sec
                 tbb::spin_mutex, 7,i:   4,321,533 msg/sec
                 tbb::spin_mutex, 8,s:   4,221,123 msg/sec
                 tbb::spin_mutex, 8,i:   4,078,535 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,276,061 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,175,723 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,890,128 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,473,597 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,458,742 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,686,486 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,543,187 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,584,135 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,916,449 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,646,575 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,915,177 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,685,123 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,870,068 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,838,600 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,786,059 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,482,677 msg/sec
     xenium::michael_scott_queue, 1,s:   9,500,604 msg/sec
     xenium::michael_scott_queue, 1,i:   9,519,091 msg/sec
     xenium::michael_scott_queue, 2,s:   8,409,594 msg/sec
     xenium::michael_scott_queue, 2,i:   8,394,025 msg/sec
     xenium::michael_scott_queue, 3,s:   7,121,931 msg/sec
     xenium::michael_scott_queue, 3,i:   7,590,693 msg/sec
     xenium::michael_scott_queue, 4,s:   6,256,087 msg/sec
     xenium::michael_scott_queue, 4,i:   6,392,565 msg/sec
     xenium::michael_scott_queue, 5,s:   6,289,893 msg/sec
     xenium::michael_scott_queue, 5,i:   6,672,663 msg/sec
     xenium::michael_scott_queue, 6,s:   6,449,007 msg/sec
     xenium::michael_scott_queue, 6,i:   6,713,491 msg/sec
     xenium::michael_scott_queue, 7,s:   6,333,777 msg/sec
     xenium::michael_scott_queue, 7,i:   6,434,971 msg/sec
     xenium::michael_scott_queue, 8,s:   5,975,647 msg/sec
     xenium::michael_scott_queue, 8,i:   6,069,730 msg/sec
         xenium::ramalhete_queue, 1,s:  32,388,978 msg/sec
         xenium::ramalhete_queue, 1,i:  32,806,179 msg/sec
         xenium::ramalhete_queue, 2,s:  24,411,165 msg/sec
         xenium::ramalhete_queue, 2,i:  23,604,489 msg/sec
         xenium::ramalhete_queue, 3,s:  29,259,143 msg/sec
         xenium::ramalhete_queue, 3,i:  28,510,463 msg/sec
         xenium::ramalhete_queue, 4,s:  33,832,763 msg/sec
         xenium::ramalhete_queue, 4,i:  33,461,769 msg/sec
         xenium::ramalhete_queue, 5,s:  32,217,220 msg/sec
         xenium::ramalhete_queue, 5,i:  35,763,905 msg/sec
         xenium::ramalhete_queue, 6,s:  33,908,930 msg/sec
         xenium::ramalhete_queue, 6,i:  38,835,978 msg/sec
         xenium::ramalhete_queue, 7,s:  34,970,683 msg/sec
         xenium::ramalhete_queue, 7,i:  40,834,714 msg/sec
         xenium::ramalhete_queue, 8,s:  35,452,106 msg/sec
         xenium::ramalhete_queue, 8,i:  43,691,519 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,010,272 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 121,611,726 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,256,577 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,971,151 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,713,873 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,787,597 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,537,868 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,285,854 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,851,900 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,264,135 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,986,224 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,477,196 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,158,570 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,954,884 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,429,618 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,512,684 msg/sec
                     AtomicQueue, 1,s:  62,033,639 msg/sec
                     AtomicQueue, 1,i:  56,858,141 msg/sec
                     AtomicQueue, 2,s:  12,282,045 msg/sec
                     AtomicQueue, 2,i:  11,764,138 msg/sec
                     AtomicQueue, 3,s:  10,797,458 msg/sec
                     AtomicQueue, 3,i:   9,942,227 msg/sec
                     AtomicQueue, 4,s:   8,201,161 msg/sec
                     AtomicQueue, 4,i:   8,220,954 msg/sec
                     AtomicQueue, 5,s:   8,029,035 msg/sec
                     AtomicQueue, 5,i:   8,150,820 msg/sec
                     AtomicQueue, 6,s:   7,821,501 msg/sec
                     AtomicQueue, 6,i:   7,615,264 msg/sec
                     AtomicQueue, 7,s:   7,078,131 msg/sec
                     AtomicQueue, 7,i:   7,960,412 msg/sec
                     AtomicQueue, 8,s:   6,347,417 msg/sec
                     AtomicQueue, 8,i:   7,491,072 msg/sec
                    AtomicQueueB, 1,s:  51,534,664 msg/sec
                    AtomicQueueB, 1,i:  43,064,426 msg/sec
                    AtomicQueueB, 2,s:  11,769,814 msg/sec
                    AtomicQueueB, 2,i:  11,468,530 msg/sec
                    AtomicQueueB, 3,s:  11,038,906 msg/sec
                    AtomicQueueB, 3,i:  10,253,233 msg/sec
                    AtomicQueueB, 4,s:   8,014,589 msg/sec
                    AtomicQueueB, 4,i:   7,988,697 msg/sec
                    AtomicQueueB, 5,s:   7,652,256 msg/sec
                    AtomicQueueB, 5,i:   7,789,141 msg/sec
                    AtomicQueueB, 6,s:   7,398,842 msg/sec
                    AtomicQueueB, 6,i:   7,541,381 msg/sec
                    AtomicQueueB, 7,s:   6,844,072 msg/sec
                    AtomicQueueB, 7,i:   7,693,501 msg/sec
                    AtomicQueueB, 8,s:   6,200,830 msg/sec
                    AtomicQueueB, 8,i:   7,199,973 msg/sec
             OptimistAtomicQueue, 1,s: 735,488,805 msg/sec
             OptimistAtomicQueue, 1,i: 703,763,321 msg/sec
             OptimistAtomicQueue, 2,s:  32,179,043 msg/sec
             OptimistAtomicQueue, 2,i:  32,572,940 msg/sec
             OptimistAtomicQueue, 3,s:  36,615,429 msg/sec
             OptimistAtomicQueue, 3,i:  37,339,281 msg/sec
             OptimistAtomicQueue, 4,s:  39,248,090 msg/sec
             OptimistAtomicQueue, 4,i:  39,373,556 msg/sec
             OptimistAtomicQueue, 5,s:  42,436,950 msg/sec
             OptimistAtomicQueue, 5,i:  47,495,866 msg/sec
             OptimistAtomicQueue, 6,s:  42,759,373 msg/sec
             OptimistAtomicQueue, 6,i:  50,392,562 msg/sec
             OptimistAtomicQueue, 7,s:  44,999,587 msg/sec
             OptimistAtomicQueue, 7,i:  49,121,398 msg/sec
             OptimistAtomicQueue, 8,s:  46,401,807 msg/sec
             OptimistAtomicQueue, 8,i:  49,229,884 msg/sec
            OptimistAtomicQueueB, 1,s:  77,883,165 msg/sec
            OptimistAtomicQueueB, 1,i:  76,655,347 msg/sec
            OptimistAtomicQueueB, 2,s:  32,202,225 msg/sec
            OptimistAtomicQueueB, 2,i:  32,264,678 msg/sec
            OptimistAtomicQueueB, 3,s:  36,228,061 msg/sec
            OptimistAtomicQueueB, 3,i:  36,866,950 msg/sec
            OptimistAtomicQueueB, 4,s:  38,591,463 msg/sec
            OptimistAtomicQueueB, 4,i:  38,551,780 msg/sec
            OptimistAtomicQueueB, 5,s:  41,103,907 msg/sec
            OptimistAtomicQueueB, 5,i:  46,050,568 msg/sec
            OptimistAtomicQueueB, 6,s:  40,491,134 msg/sec
            OptimistAtomicQueueB, 6,i:  49,212,401 msg/sec
            OptimistAtomicQueueB, 7,s:  42,572,331 msg/sec
            OptimistAtomicQueueB, 7,i:  51,401,824 msg/sec
            OptimistAtomicQueueB, 8,s:  44,449,783 msg/sec
            OptimistAtomicQueueB, 8,i:  47,518,341 msg/sec
                    AtomicQueue2, 1,s:  22,907,610 msg/sec
                    AtomicQueue2, 1,i:  22,817,297 msg/sec
                    AtomicQueue2, 2,s:  11,850,230 msg/sec
                    AtomicQueue2, 2,i:  11,646,892 msg/sec
                    AtomicQueue2, 3,s:   9,418,030 msg/sec
                    AtomicQueue2, 3,i:   9,415,567 msg/sec
                    AtomicQueue2, 4,s:   8,039,572 msg/sec
                    AtomicQueue2, 4,i:   8,059,785 msg/sec
                    AtomicQueue2, 5,s:   7,940,780 msg/sec
                    AtomicQueue2, 5,i:   7,937,571 msg/sec
                    AtomicQueue2, 6,s:   7,781,986 msg/sec
                    AtomicQueue2, 6,i:   7,522,799 msg/sec
                    AtomicQueue2, 7,s:   7,144,787 msg/sec
                    AtomicQueue2, 7,i:   7,889,287 msg/sec
                    AtomicQueue2, 8,s:   6,380,187 msg/sec
                    AtomicQueue2, 8,i:   7,362,010 msg/sec
                   AtomicQueueB2, 1,s:  36,450,859 msg/sec
                   AtomicQueueB2, 1,i:  32,663,358 msg/sec
                   AtomicQueueB2, 2,s:  11,447,840 msg/sec
                   AtomicQueueB2, 2,i:  11,116,084 msg/sec
                   AtomicQueueB2, 3,s:   9,718,295 msg/sec
                   AtomicQueueB2, 3,i:   9,587,345 msg/sec
                   AtomicQueueB2, 4,s:   7,964,111 msg/sec
                   AtomicQueueB2, 4,i:   7,859,385 msg/sec
                   AtomicQueueB2, 5,s:   7,574,055 msg/sec
                   AtomicQueueB2, 5,i:   7,662,629 msg/sec
                   AtomicQueueB2, 6,s:   7,302,635 msg/sec
                   AtomicQueueB2, 6,i:   7,458,738 msg/sec
                   AtomicQueueB2, 7,s:   6,844,300 msg/sec
                   AtomicQueueB2, 7,i:   7,724,199 msg/sec
                   AtomicQueueB2, 8,s:   6,264,101 msg/sec
                   AtomicQueueB2, 8,i:   7,104,459 msg/sec
            OptimistAtomicQueue2, 1,s: 454,412,951 msg/sec
            OptimistAtomicQueue2, 1,i:  29,658,743 msg/sec
            OptimistAtomicQueue2, 2,s:  24,262,337 msg/sec
            OptimistAtomicQueue2, 2,i:  24,211,427 msg/sec
            OptimistAtomicQueue2, 3,s:  30,311,495 msg/sec
            OptimistAtomicQueue2, 3,i:  29,932,428 msg/sec
            OptimistAtomicQueue2, 4,s:  33,091,015 msg/sec
            OptimistAtomicQueue2, 4,i:  33,140,917 msg/sec
            OptimistAtomicQueue2, 5,s:  37,113,607 msg/sec
            OptimistAtomicQueue2, 5,i:  41,169,969 msg/sec
            OptimistAtomicQueue2, 6,s:  40,439,391 msg/sec
            OptimistAtomicQueue2, 6,i:  49,239,733 msg/sec
            OptimistAtomicQueue2, 7,s:  42,731,518 msg/sec
            OptimistAtomicQueue2, 7,i:  51,469,723 msg/sec
            OptimistAtomicQueue2, 8,s:  44,038,793 msg/sec
            OptimistAtomicQueue2, 8,i:  48,610,828 msg/sec
           OptimistAtomicQueueB2, 1,s:  74,409,358 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,872,304 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,318,825 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,217,417 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,710,427 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,574,327 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,566,154 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,680,455 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,575,466 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,398,215 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,505,534 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,266,415 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,462,756 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,102,741 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,174,760 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,194,436 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000165 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000244 sec/round-trip
                pthread_spinlock: 0.000000247 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000283 sec/round-trip
     xenium::michael_scott_queue: 0.000000362 sec/round-trip
         xenium::ramalhete_queue: 0.000000259 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000155 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[355] 12m:47s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  66,569,896 msg/sec
     boost::lockfree::spsc_queue, 1,i:  65,975,391 msg/sec
          boost::lockfree::queue, 1,s:   6,877,948 msg/sec
          boost::lockfree::queue, 1,i:   6,881,091 msg/sec
          boost::lockfree::queue, 2,s:   7,631,519 msg/sec
          boost::lockfree::queue, 2,i:   7,556,763 msg/sec
          boost::lockfree::queue, 3,s:   7,409,401 msg/sec
          boost::lockfree::queue, 3,i:   7,537,504 msg/sec
          boost::lockfree::queue, 4,s:   6,418,873 msg/sec
          boost::lockfree::queue, 4,i:   6,821,541 msg/sec
          boost::lockfree::queue, 5,s:   6,389,315 msg/sec
          boost::lockfree::queue, 5,i:   6,517,921 msg/sec
          boost::lockfree::queue, 6,s:   5,984,809 msg/sec
          boost::lockfree::queue, 6,i:   6,095,675 msg/sec
          boost::lockfree::queue, 7,s:   5,841,964 msg/sec
          boost::lockfree::queue, 7,i:   5,953,025 msg/sec
          boost::lockfree::queue, 8,s:   5,516,595 msg/sec
          boost::lockfree::queue, 8,i:   5,542,103 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  55,866,289 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  54,577,211 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,568,674 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,667,685 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,187,395 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,754,167 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  40,903,892 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,846,360 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,310,643 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,738,464 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,293,833 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,214,482 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,788,977 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,864,413 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,040,414 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,189,563 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,207,202 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,582,825 msg/sec
                pthread_spinlock, 1,s:  28,884,296 msg/sec
                pthread_spinlock, 1,i:  25,207,686 msg/sec
                pthread_spinlock, 2,s:  15,420,164 msg/sec
                pthread_spinlock, 2,i:  17,074,676 msg/sec
                pthread_spinlock, 3,s:   8,363,629 msg/sec
                pthread_spinlock, 3,i:  12,147,699 msg/sec
                pthread_spinlock, 4,s:   6,526,711 msg/sec
                pthread_spinlock, 4,i:   9,026,585 msg/sec
                pthread_spinlock, 5,s:   8,775,911 msg/sec
                pthread_spinlock, 5,i:   9,307,167 msg/sec
                pthread_spinlock, 6,s:   8,348,088 msg/sec
                pthread_spinlock, 6,i:   9,061,362 msg/sec
                pthread_spinlock, 7,s:   7,600,298 msg/sec
                pthread_spinlock, 7,i:   8,054,177 msg/sec
                pthread_spinlock, 8,s:   6,775,929 msg/sec
                pthread_spinlock, 8,i:   7,002,657 msg/sec
                      std::mutex, 1,s:   7,316,504 msg/sec
                      std::mutex, 1,i:   7,590,907 msg/sec
                      std::mutex, 2,s:   5,955,400 msg/sec
                      std::mutex, 2,i:   6,130,545 msg/sec
                      std::mutex, 3,s:   6,033,126 msg/sec
                      std::mutex, 3,i:   6,083,355 msg/sec
                      std::mutex, 4,s:   6,210,935 msg/sec
                      std::mutex, 4,i:   6,204,466 msg/sec
                      std::mutex, 5,s:   5,944,385 msg/sec
                      std::mutex, 5,i:   6,077,996 msg/sec
                      std::mutex, 6,s:   5,839,294 msg/sec
                      std::mutex, 6,i:   5,965,307 msg/sec
                      std::mutex, 7,s:   5,784,195 msg/sec
                      std::mutex, 7,i:   5,791,407 msg/sec
                      std::mutex, 8,s:   5,650,764 msg/sec
                      std::mutex, 8,i:   5,745,869 msg/sec
                 tbb::spin_mutex, 1,s:  37,620,245 msg/sec
                 tbb::spin_mutex, 1,i:  32,941,835 msg/sec
                 tbb::spin_mutex, 2,s:  21,076,269 msg/sec
                 tbb::spin_mutex, 2,i:  18,959,884 msg/sec
                 tbb::spin_mutex, 3,s:   7,904,595 msg/sec
                 tbb::spin_mutex, 3,i:  11,231,755 msg/sec
                 tbb::spin_mutex, 4,s:   3,189,428 msg/sec
                 tbb::spin_mutex, 4,i:   6,346,231 msg/sec
                 tbb::spin_mutex, 5,s:   5,392,688 msg/sec
                 tbb::spin_mutex, 5,i:   5,726,259 msg/sec
                 tbb::spin_mutex, 6,s:   5,346,715 msg/sec
                 tbb::spin_mutex, 6,i:   4,364,219 msg/sec
                 tbb::spin_mutex, 7,s:   4,875,627 msg/sec
                 tbb::spin_mutex, 7,i:   4,347,374 msg/sec
                 tbb::spin_mutex, 8,s:   3,874,514 msg/sec
                 tbb::spin_mutex, 8,i:   4,079,022 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,362,953 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,470,045 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,693,187 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,835,234 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,575,275 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,528,836 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,089,426 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,415,840 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,673,958 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,728,621 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,847,721 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,958,747 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,821,858 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,148,759 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,615,544 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,312,384 msg/sec
     xenium::michael_scott_queue, 1,s:   9,348,124 msg/sec
     xenium::michael_scott_queue, 1,i:   9,378,054 msg/sec
     xenium::michael_scott_queue, 2,s:   8,553,938 msg/sec
     xenium::michael_scott_queue, 2,i:   8,569,178 msg/sec
     xenium::michael_scott_queue, 3,s:   7,368,701 msg/sec
     xenium::michael_scott_queue, 3,i:   7,558,691 msg/sec
     xenium::michael_scott_queue, 4,s:   6,351,481 msg/sec
     xenium::michael_scott_queue, 4,i:   6,363,005 msg/sec
     xenium::michael_scott_queue, 5,s:   6,311,548 msg/sec
     xenium::michael_scott_queue, 5,i:   6,688,790 msg/sec
     xenium::michael_scott_queue, 6,s:   6,528,368 msg/sec
     xenium::michael_scott_queue, 6,i:   6,739,978 msg/sec
     xenium::michael_scott_queue, 7,s:   6,304,416 msg/sec
     xenium::michael_scott_queue, 7,i:   6,498,088 msg/sec
     xenium::michael_scott_queue, 8,s:   6,028,382 msg/sec
     xenium::michael_scott_queue, 8,i:   6,098,197 msg/sec
         xenium::ramalhete_queue, 1,s:  31,967,861 msg/sec
         xenium::ramalhete_queue, 1,i:  32,287,261 msg/sec
         xenium::ramalhete_queue, 2,s:  24,009,452 msg/sec
         xenium::ramalhete_queue, 2,i:  23,343,741 msg/sec
         xenium::ramalhete_queue, 3,s:  29,135,224 msg/sec
         xenium::ramalhete_queue, 3,i:  28,452,836 msg/sec
         xenium::ramalhete_queue, 4,s:  33,899,655 msg/sec
         xenium::ramalhete_queue, 4,i:  33,487,981 msg/sec
         xenium::ramalhete_queue, 5,s:  32,519,350 msg/sec
         xenium::ramalhete_queue, 5,i:  37,436,839 msg/sec
         xenium::ramalhete_queue, 6,s:  34,292,719 msg/sec
         xenium::ramalhete_queue, 6,i:  39,245,015 msg/sec
         xenium::ramalhete_queue, 7,s:  35,456,784 msg/sec
         xenium::ramalhete_queue, 7,i:  40,807,624 msg/sec
         xenium::ramalhete_queue, 8,s:  35,455,167 msg/sec
         xenium::ramalhete_queue, 8,i:  43,375,023 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,789,086 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,949,639 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,804,692 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,402,879 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,821,597 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,923,486 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,471,507 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,361,387 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,742,620 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,354,208 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,054,156 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,220,544 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,229,718 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,385,374 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,432,030 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,255,699 msg/sec
                     AtomicQueue, 1,s: 218,392,503 msg/sec
                     AtomicQueue, 1,i: 139,094,531 msg/sec
                     AtomicQueue, 2,s:  12,288,136 msg/sec
                     AtomicQueue, 2,i:  11,749,156 msg/sec
                     AtomicQueue, 3,s:  10,824,015 msg/sec
                     AtomicQueue, 3,i:   9,943,496 msg/sec
                     AtomicQueue, 4,s:   8,155,716 msg/sec
                     AtomicQueue, 4,i:   8,186,701 msg/sec
                     AtomicQueue, 5,s:   8,023,277 msg/sec
                     AtomicQueue, 5,i:   8,085,177 msg/sec
                     AtomicQueue, 6,s:   7,683,642 msg/sec
                     AtomicQueue, 6,i:   7,621,956 msg/sec
                     AtomicQueue, 7,s:   7,137,874 msg/sec
                     AtomicQueue, 7,i:   7,984,694 msg/sec
                     AtomicQueue, 8,s:   6,326,808 msg/sec
                     AtomicQueue, 8,i:   7,464,148 msg/sec
                    AtomicQueueB, 1,s:  50,788,686 msg/sec
                    AtomicQueueB, 1,i:  43,077,044 msg/sec
                    AtomicQueueB, 2,s:  11,778,543 msg/sec
                    AtomicQueueB, 2,i:  11,515,016 msg/sec
                    AtomicQueueB, 3,s:  10,943,407 msg/sec
                    AtomicQueueB, 3,i:  10,226,101 msg/sec
                    AtomicQueueB, 4,s:   8,094,962 msg/sec
                    AtomicQueueB, 4,i:   8,015,813 msg/sec
                    AtomicQueueB, 5,s:   7,562,528 msg/sec
                    AtomicQueueB, 5,i:   7,813,568 msg/sec
                    AtomicQueueB, 6,s:   7,411,457 msg/sec
                    AtomicQueueB, 6,i:   7,585,009 msg/sec
                    AtomicQueueB, 7,s:   6,870,656 msg/sec
                    AtomicQueueB, 7,i:   7,738,093 msg/sec
                    AtomicQueueB, 8,s:   6,299,590 msg/sec
                    AtomicQueueB, 8,i:   7,171,704 msg/sec
             OptimistAtomicQueue, 1,s: 774,636,990 msg/sec
             OptimistAtomicQueue, 1,i: 535,262,705 msg/sec
             OptimistAtomicQueue, 2,s:  32,157,460 msg/sec
             OptimistAtomicQueue, 2,i:  32,223,340 msg/sec
             OptimistAtomicQueue, 3,s:  36,649,887 msg/sec
             OptimistAtomicQueue, 3,i:  37,436,958 msg/sec
             OptimistAtomicQueue, 4,s:  39,269,259 msg/sec
             OptimistAtomicQueue, 4,i:  39,402,097 msg/sec
             OptimistAtomicQueue, 5,s:  37,568,030 msg/sec
             OptimistAtomicQueue, 5,i:  46,540,030 msg/sec
             OptimistAtomicQueue, 6,s:  42,436,455 msg/sec
             OptimistAtomicQueue, 6,i:  50,212,286 msg/sec
             OptimistAtomicQueue, 7,s:  45,105,199 msg/sec
             OptimistAtomicQueue, 7,i:  53,110,323 msg/sec
             OptimistAtomicQueue, 8,s:  46,420,089 msg/sec
             OptimistAtomicQueue, 8,i:  49,187,450 msg/sec
            OptimistAtomicQueueB, 1,s: 169,149,950 msg/sec
            OptimistAtomicQueueB, 1,i:  77,526,551 msg/sec
            OptimistAtomicQueueB, 2,s:  31,669,299 msg/sec
            OptimistAtomicQueueB, 2,i:  31,663,001 msg/sec
            OptimistAtomicQueueB, 3,s:  36,034,383 msg/sec
            OptimistAtomicQueueB, 3,i:  36,725,501 msg/sec
            OptimistAtomicQueueB, 4,s:  38,703,405 msg/sec
            OptimistAtomicQueueB, 4,i:  38,639,872 msg/sec
            OptimistAtomicQueueB, 5,s:  41,169,196 msg/sec
            OptimistAtomicQueueB, 5,i:  45,447,602 msg/sec
            OptimistAtomicQueueB, 6,s:  40,737,239 msg/sec
            OptimistAtomicQueueB, 6,i:  49,222,132 msg/sec
            OptimistAtomicQueueB, 7,s:  42,134,237 msg/sec
            OptimistAtomicQueueB, 7,i:  47,654,210 msg/sec
            OptimistAtomicQueueB, 8,s:  44,360,606 msg/sec
            OptimistAtomicQueueB, 8,i:  47,899,273 msg/sec
                    AtomicQueue2, 1,s:  22,918,584 msg/sec
                    AtomicQueue2, 1,i:  22,881,408 msg/sec
                    AtomicQueue2, 2,s:  11,817,493 msg/sec
                    AtomicQueue2, 2,i:  11,396,594 msg/sec
                    AtomicQueue2, 3,s:   9,483,676 msg/sec
                    AtomicQueue2, 3,i:   9,395,765 msg/sec
                    AtomicQueue2, 4,s:   8,074,762 msg/sec
                    AtomicQueue2, 4,i:   8,037,852 msg/sec
                    AtomicQueue2, 5,s:   7,885,217 msg/sec
                    AtomicQueue2, 5,i:   8,021,606 msg/sec
                    AtomicQueue2, 6,s:   7,837,966 msg/sec
                    AtomicQueue2, 6,i:   7,516,592 msg/sec
                    AtomicQueue2, 7,s:   7,111,262 msg/sec
                    AtomicQueue2, 7,i:   7,900,411 msg/sec
                    AtomicQueue2, 8,s:   6,363,942 msg/sec
                    AtomicQueue2, 8,i:   7,331,441 msg/sec
                   AtomicQueueB2, 1,s:  35,852,953 msg/sec
                   AtomicQueueB2, 1,i:  32,624,195 msg/sec
                   AtomicQueueB2, 2,s:  11,469,690 msg/sec
                   AtomicQueueB2, 2,i:  11,094,977 msg/sec
                   AtomicQueueB2, 3,s:   9,481,558 msg/sec
                   AtomicQueueB2, 3,i:   9,558,985 msg/sec
                   AtomicQueueB2, 4,s:   7,909,664 msg/sec
                   AtomicQueueB2, 4,i:   7,816,484 msg/sec
                   AtomicQueueB2, 5,s:   7,585,981 msg/sec
                   AtomicQueueB2, 5,i:   7,726,036 msg/sec
                   AtomicQueueB2, 6,s:   7,286,574 msg/sec
                   AtomicQueueB2, 6,i:   7,436,930 msg/sec
                   AtomicQueueB2, 7,s:   6,849,238 msg/sec
                   AtomicQueueB2, 7,i:   7,706,235 msg/sec
                   AtomicQueueB2, 8,s:   6,274,109 msg/sec
                   AtomicQueueB2, 8,i:   7,101,777 msg/sec
            OptimistAtomicQueue2, 1,s: 515,103,809 msg/sec
            OptimistAtomicQueue2, 1,i:  74,683,681 msg/sec
            OptimistAtomicQueue2, 2,s:  24,401,617 msg/sec
            OptimistAtomicQueue2, 2,i:  25,040,608 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,424 msg/sec
            OptimistAtomicQueue2, 3,i:  29,958,518 msg/sec
            OptimistAtomicQueue2, 4,s:  33,363,698 msg/sec
            OptimistAtomicQueue2, 4,i:  33,424,493 msg/sec
            OptimistAtomicQueue2, 5,s:  36,980,594 msg/sec
            OptimistAtomicQueue2, 5,i:  39,947,310 msg/sec
            OptimistAtomicQueue2, 6,s:  40,300,618 msg/sec
            OptimistAtomicQueue2, 6,i:  49,354,600 msg/sec
            OptimistAtomicQueue2, 7,s:  42,645,664 msg/sec
            OptimistAtomicQueue2, 7,i:  48,262,731 msg/sec
            OptimistAtomicQueue2, 8,s:  43,967,914 msg/sec
            OptimistAtomicQueue2, 8,i:  48,451,738 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,433,686 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,883,208 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,850,056 msg/sec
           OptimistAtomicQueueB2, 2,i:  22,525,130 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,731,189 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,366,378 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,261,801 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,589,154 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,611,150 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,321,938 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,144,479 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,179,480 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,124,968 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,656,967 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,369,690 msg/sec
           OptimistAtomicQueueB2, 8,i:  46,485,017 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000328 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000145 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000241 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000287 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000287 sec/round-trip
     xenium::michael_scott_queue: 0.000000372 sec/round-trip
         xenium::ramalhete_queue: 0.000000268 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000182 sec/round-trip
            OptimistAtomicQueue2: 0.000000175 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[356] 11m:28s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,934,618 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,908,385 msg/sec
          boost::lockfree::queue, 1,s:   8,037,989 msg/sec
          boost::lockfree::queue, 1,i:   8,024,188 msg/sec
          boost::lockfree::queue, 2,s:   7,357,397 msg/sec
          boost::lockfree::queue, 2,i:   7,529,540 msg/sec
          boost::lockfree::queue, 3,s:   7,400,268 msg/sec
          boost::lockfree::queue, 3,i:   7,528,346 msg/sec
          boost::lockfree::queue, 4,s:   6,428,797 msg/sec
          boost::lockfree::queue, 4,i:   7,051,963 msg/sec
          boost::lockfree::queue, 5,s:   6,433,103 msg/sec
          boost::lockfree::queue, 5,i:   6,477,264 msg/sec
          boost::lockfree::queue, 6,s:   5,963,294 msg/sec
          boost::lockfree::queue, 6,i:   6,106,797 msg/sec
          boost::lockfree::queue, 7,s:   6,025,737 msg/sec
          boost::lockfree::queue, 7,i:   6,097,926 msg/sec
          boost::lockfree::queue, 8,s:   5,464,870 msg/sec
          boost::lockfree::queue, 8,i:   5,575,122 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  78,796,605 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  75,971,165 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  28,703,087 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,709,586 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,146,497 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,751,849 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,074,965 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,991,914 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,484,385 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,255,617 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,297,526 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,919,845 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,506,742 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  20,238,784 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,884,356 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,351,254 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,228,960 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,992,140 msg/sec
                pthread_spinlock, 1,s:  29,165,322 msg/sec
                pthread_spinlock, 1,i:  25,378,602 msg/sec
                pthread_spinlock, 2,s:  15,606,812 msg/sec
                pthread_spinlock, 2,i:  16,867,490 msg/sec
                pthread_spinlock, 3,s:   8,346,374 msg/sec
                pthread_spinlock, 3,i:  12,007,348 msg/sec
                pthread_spinlock, 4,s:   6,499,769 msg/sec
                pthread_spinlock, 4,i:   9,315,576 msg/sec
                pthread_spinlock, 5,s:   8,730,704 msg/sec
                pthread_spinlock, 5,i:   8,961,216 msg/sec
                pthread_spinlock, 6,s:   8,625,296 msg/sec
                pthread_spinlock, 6,i:   8,969,805 msg/sec
                pthread_spinlock, 7,s:   7,605,969 msg/sec
                pthread_spinlock, 7,i:   8,010,088 msg/sec
                pthread_spinlock, 8,s:   6,662,755 msg/sec
                pthread_spinlock, 8,i:   7,485,457 msg/sec
                      std::mutex, 1,s:   6,723,860 msg/sec
                      std::mutex, 1,i:   7,759,187 msg/sec
                      std::mutex, 2,s:   6,081,396 msg/sec
                      std::mutex, 2,i:   5,920,214 msg/sec
                      std::mutex, 3,s:   6,145,577 msg/sec
                      std::mutex, 3,i:   6,262,465 msg/sec
                      std::mutex, 4,s:   6,290,440 msg/sec
                      std::mutex, 4,i:   6,133,505 msg/sec
                      std::mutex, 5,s:   5,660,030 msg/sec
                      std::mutex, 5,i:   5,986,560 msg/sec
                      std::mutex, 6,s:   6,110,462 msg/sec
                      std::mutex, 6,i:   5,988,520 msg/sec
                      std::mutex, 7,s:   5,962,755 msg/sec
                      std::mutex, 7,i:   5,974,850 msg/sec
                      std::mutex, 8,s:   5,779,623 msg/sec
                      std::mutex, 8,i:   5,835,954 msg/sec
                 tbb::spin_mutex, 1,s:  37,875,782 msg/sec
                 tbb::spin_mutex, 1,i:  33,163,850 msg/sec
                 tbb::spin_mutex, 2,s:  21,360,551 msg/sec
                 tbb::spin_mutex, 2,i:  18,296,135 msg/sec
                 tbb::spin_mutex, 3,s:   8,557,554 msg/sec
                 tbb::spin_mutex, 3,i:  10,147,173 msg/sec
                 tbb::spin_mutex, 4,s:   3,059,515 msg/sec
                 tbb::spin_mutex, 4,i:   6,309,876 msg/sec
                 tbb::spin_mutex, 5,s:   5,472,182 msg/sec
                 tbb::spin_mutex, 5,i:   5,739,344 msg/sec
                 tbb::spin_mutex, 6,s:   5,383,496 msg/sec
                 tbb::spin_mutex, 6,i:   4,317,135 msg/sec
                 tbb::spin_mutex, 7,s:   4,481,857 msg/sec
                 tbb::spin_mutex, 7,i:   4,333,622 msg/sec
                 tbb::spin_mutex, 8,s:   3,825,190 msg/sec
                 tbb::spin_mutex, 8,i:   4,206,612 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  11,129,682 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,113,024 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,816,058 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,792,340 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,754,971 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,479,047 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,348,706 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,231,675 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,658,555 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,797,018 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,735,566 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,968,151 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,826,367 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,950,407 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,872,456 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,129,047 msg/sec
     xenium::michael_scott_queue, 1,s:   9,223,621 msg/sec
     xenium::michael_scott_queue, 1,i:   9,210,233 msg/sec
     xenium::michael_scott_queue, 2,s:   8,518,803 msg/sec
     xenium::michael_scott_queue, 2,i:   8,575,957 msg/sec
     xenium::michael_scott_queue, 3,s:   7,294,568 msg/sec
     xenium::michael_scott_queue, 3,i:   7,562,738 msg/sec
     xenium::michael_scott_queue, 4,s:   6,258,115 msg/sec
     xenium::michael_scott_queue, 4,i:   6,356,875 msg/sec
     xenium::michael_scott_queue, 5,s:   6,301,279 msg/sec
     xenium::michael_scott_queue, 5,i:   6,633,285 msg/sec
     xenium::michael_scott_queue, 6,s:   6,446,411 msg/sec
     xenium::michael_scott_queue, 6,i:   6,952,564 msg/sec
     xenium::michael_scott_queue, 7,s:   6,350,690 msg/sec
     xenium::michael_scott_queue, 7,i:   6,523,530 msg/sec
     xenium::michael_scott_queue, 8,s:   6,010,051 msg/sec
     xenium::michael_scott_queue, 8,i:   6,109,230 msg/sec
         xenium::ramalhete_queue, 1,s:  31,634,387 msg/sec
         xenium::ramalhete_queue, 1,i:  31,972,459 msg/sec
         xenium::ramalhete_queue, 2,s:  23,505,146 msg/sec
         xenium::ramalhete_queue, 2,i:  23,334,749 msg/sec
         xenium::ramalhete_queue, 3,s:  29,163,459 msg/sec
         xenium::ramalhete_queue, 3,i:  28,447,491 msg/sec
         xenium::ramalhete_queue, 4,s:  33,791,805 msg/sec
         xenium::ramalhete_queue, 4,i:  33,482,211 msg/sec
         xenium::ramalhete_queue, 5,s:  31,950,252 msg/sec
         xenium::ramalhete_queue, 5,i:  35,941,302 msg/sec
         xenium::ramalhete_queue, 6,s:  34,201,813 msg/sec
         xenium::ramalhete_queue, 6,i:  39,010,982 msg/sec
         xenium::ramalhete_queue, 7,s:  34,866,848 msg/sec
         xenium::ramalhete_queue, 7,i:  40,917,092 msg/sec
         xenium::ramalhete_queue, 8,s:  35,454,889 msg/sec
         xenium::ramalhete_queue, 8,i:  43,631,420 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,540,416 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 117,683,429 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,969,573 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,978,592 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,656,211 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,782,932 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,644,424 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,355,879 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,919,195 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,256,941 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,144,862 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,454,283 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,128,967 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,868,453 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,388,778 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,245,640 msg/sec
                     AtomicQueue, 1,s: 220,660,789 msg/sec
                     AtomicQueue, 1,i: 196,805,008 msg/sec
                     AtomicQueue, 2,s:  12,228,951 msg/sec
                     AtomicQueue, 2,i:  11,721,112 msg/sec
                     AtomicQueue, 3,s:  10,778,975 msg/sec
                     AtomicQueue, 3,i:   9,930,460 msg/sec
                     AtomicQueue, 4,s:   8,172,412 msg/sec
                     AtomicQueue, 4,i:   8,180,081 msg/sec
                     AtomicQueue, 5,s:   7,991,191 msg/sec
                     AtomicQueue, 5,i:   8,060,018 msg/sec
                     AtomicQueue, 6,s:   7,812,901 msg/sec
                     AtomicQueue, 6,i:   7,614,100 msg/sec
                     AtomicQueue, 7,s:   7,123,755 msg/sec
                     AtomicQueue, 7,i:   7,958,888 msg/sec
                     AtomicQueue, 8,s:   6,357,114 msg/sec
                     AtomicQueue, 8,i:   7,444,520 msg/sec
                    AtomicQueueB, 1,s:  43,891,426 msg/sec
                    AtomicQueueB, 1,i:  42,986,493 msg/sec
                    AtomicQueueB, 2,s:  11,887,637 msg/sec
                    AtomicQueueB, 2,i:  11,450,047 msg/sec
                    AtomicQueueB, 3,s:  11,040,087 msg/sec
                    AtomicQueueB, 3,i:  10,283,808 msg/sec
                    AtomicQueueB, 4,s:   8,090,700 msg/sec
                    AtomicQueueB, 4,i:   8,079,018 msg/sec
                    AtomicQueueB, 5,s:   7,497,007 msg/sec
                    AtomicQueueB, 5,i:   7,899,631 msg/sec
                    AtomicQueueB, 6,s:   7,288,489 msg/sec
                    AtomicQueueB, 6,i:   7,534,622 msg/sec
                    AtomicQueueB, 7,s:   6,867,849 msg/sec
                    AtomicQueueB, 7,i:   7,717,002 msg/sec
                    AtomicQueueB, 8,s:   6,226,757 msg/sec
                    AtomicQueueB, 8,i:   7,204,698 msg/sec
             OptimistAtomicQueue, 1,s: 808,902,784 msg/sec
             OptimistAtomicQueue, 1,i: 651,770,983 msg/sec
             OptimistAtomicQueue, 2,s:  32,652,587 msg/sec
             OptimistAtomicQueue, 2,i:  32,205,973 msg/sec
             OptimistAtomicQueue, 3,s:  36,618,645 msg/sec
             OptimistAtomicQueue, 3,i:  37,420,575 msg/sec
             OptimistAtomicQueue, 4,s:  39,252,438 msg/sec
             OptimistAtomicQueue, 4,i:  39,373,761 msg/sec
             OptimistAtomicQueue, 5,s:  41,810,234 msg/sec
             OptimistAtomicQueue, 5,i:  46,333,240 msg/sec
             OptimistAtomicQueue, 6,s:  42,302,693 msg/sec
             OptimistAtomicQueue, 6,i:  50,242,483 msg/sec
             OptimistAtomicQueue, 7,s:  45,293,030 msg/sec
             OptimistAtomicQueue, 7,i:  51,906,552 msg/sec
             OptimistAtomicQueue, 8,s:  46,425,978 msg/sec
             OptimistAtomicQueue, 8,i:  48,897,972 msg/sec
            OptimistAtomicQueueB, 1,s:  88,796,577 msg/sec
            OptimistAtomicQueueB, 1,i: 158,407,058 msg/sec
            OptimistAtomicQueueB, 2,s:  32,162,288 msg/sec
            OptimistAtomicQueueB, 2,i:  32,249,313 msg/sec
            OptimistAtomicQueueB, 3,s:  36,307,077 msg/sec
            OptimistAtomicQueueB, 3,i:  36,944,719 msg/sec
            OptimistAtomicQueueB, 4,s:  38,679,920 msg/sec
            OptimistAtomicQueueB, 4,i:  38,618,390 msg/sec
            OptimistAtomicQueueB, 5,s:  40,778,939 msg/sec
            OptimistAtomicQueueB, 5,i:  45,251,491 msg/sec
            OptimistAtomicQueueB, 6,s:  40,572,218 msg/sec
            OptimistAtomicQueueB, 6,i:  48,537,243 msg/sec
            OptimistAtomicQueueB, 7,s:  42,768,704 msg/sec
            OptimistAtomicQueueB, 7,i:  51,419,983 msg/sec
            OptimistAtomicQueueB, 8,s:  44,237,734 msg/sec
            OptimistAtomicQueueB, 8,i:  48,131,387 msg/sec
                    AtomicQueue2, 1,s:  22,870,151 msg/sec
                    AtomicQueue2, 1,i:  22,826,505 msg/sec
                    AtomicQueue2, 2,s:  12,112,420 msg/sec
                    AtomicQueue2, 2,i:  11,406,011 msg/sec
                    AtomicQueue2, 3,s:   9,606,398 msg/sec
                    AtomicQueue2, 3,i:   9,482,983 msg/sec
                    AtomicQueue2, 4,s:   8,093,785 msg/sec
                    AtomicQueue2, 4,i:   8,078,786 msg/sec
                    AtomicQueue2, 5,s:   7,927,936 msg/sec
                    AtomicQueue2, 5,i:   8,010,438 msg/sec
                    AtomicQueue2, 6,s:   7,808,074 msg/sec
                    AtomicQueue2, 6,i:   7,526,912 msg/sec
                    AtomicQueue2, 7,s:   7,151,607 msg/sec
                    AtomicQueue2, 7,i:   7,892,112 msg/sec
                    AtomicQueue2, 8,s:   6,387,159 msg/sec
                    AtomicQueue2, 8,i:   7,255,293 msg/sec
                   AtomicQueueB2, 1,s:  35,983,633 msg/sec
                   AtomicQueueB2, 1,i:  32,608,244 msg/sec
                   AtomicQueueB2, 2,s:  11,442,578 msg/sec
                   AtomicQueueB2, 2,i:  11,141,552 msg/sec
                   AtomicQueueB2, 3,s:   9,658,804 msg/sec
                   AtomicQueueB2, 3,i:   9,579,654 msg/sec
                   AtomicQueueB2, 4,s:   7,810,173 msg/sec
                   AtomicQueueB2, 4,i:   7,913,351 msg/sec
                   AtomicQueueB2, 5,s:   7,461,032 msg/sec
                   AtomicQueueB2, 5,i:   7,747,439 msg/sec
                   AtomicQueueB2, 6,s:   7,188,894 msg/sec
                   AtomicQueueB2, 6,i:   7,435,764 msg/sec
                   AtomicQueueB2, 7,s:   6,931,011 msg/sec
                   AtomicQueueB2, 7,i:   7,693,980 msg/sec
                   AtomicQueueB2, 8,s:   6,277,287 msg/sec
                   AtomicQueueB2, 8,i:   7,123,284 msg/sec
            OptimistAtomicQueue2, 1,s: 501,040,849 msg/sec
            OptimistAtomicQueue2, 1,i:  29,498,072 msg/sec
            OptimistAtomicQueue2, 2,s:  24,268,582 msg/sec
            OptimistAtomicQueue2, 2,i:  24,013,112 msg/sec
            OptimistAtomicQueue2, 3,s:  30,313,570 msg/sec
            OptimistAtomicQueue2, 3,i:  29,964,553 msg/sec
            OptimistAtomicQueue2, 4,s:  33,216,648 msg/sec
            OptimistAtomicQueue2, 4,i:  33,124,336 msg/sec
            OptimistAtomicQueue2, 5,s:  37,460,056 msg/sec
            OptimistAtomicQueue2, 5,i:  40,592,468 msg/sec
            OptimistAtomicQueue2, 6,s:  40,276,939 msg/sec
            OptimistAtomicQueue2, 6,i:  49,341,370 msg/sec
            OptimistAtomicQueue2, 7,s:  42,829,526 msg/sec
            OptimistAtomicQueue2, 7,i:  51,523,669 msg/sec
            OptimistAtomicQueue2, 8,s:  44,081,496 msg/sec
            OptimistAtomicQueue2, 8,i:  49,036,942 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,685,937 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,866,601 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,160,267 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,294,306 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,652,194 msg/sec
           OptimistAtomicQueueB2, 3,i:  31,260,486 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,256,272 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,819,140 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,630,024 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,478,606 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,787,647 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,317,934 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,083,143 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,016,230 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,143,650 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,830,142 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000135 sec/round-trip
          boost::lockfree::queue: 0.000000315 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000117 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000245 sec/round-trip
                      std::mutex: 0.000000465 sec/round-trip
                 tbb::spin_mutex: 0.000000271 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000304 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000205 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000156 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000175 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[357] 10m:9s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,776,500 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,593,586 msg/sec
          boost::lockfree::queue, 1,s:   6,865,370 msg/sec
          boost::lockfree::queue, 1,i:   6,850,379 msg/sec
          boost::lockfree::queue, 2,s:   7,685,373 msg/sec
          boost::lockfree::queue, 2,i:   7,576,637 msg/sec
          boost::lockfree::queue, 3,s:   7,372,000 msg/sec
          boost::lockfree::queue, 3,i:   7,535,563 msg/sec
          boost::lockfree::queue, 4,s:   6,414,682 msg/sec
          boost::lockfree::queue, 4,i:   6,825,355 msg/sec
          boost::lockfree::queue, 5,s:   6,452,289 msg/sec
          boost::lockfree::queue, 5,i:   6,497,062 msg/sec
          boost::lockfree::queue, 6,s:   5,982,410 msg/sec
          boost::lockfree::queue, 6,i:   6,114,561 msg/sec
          boost::lockfree::queue, 7,s:   5,983,036 msg/sec
          boost::lockfree::queue, 7,i:   5,998,325 msg/sec
          boost::lockfree::queue, 8,s:   5,474,458 msg/sec
          boost::lockfree::queue, 8,i:   5,646,486 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 459,445,809 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 440,721,328 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,022,061 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,731,453 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,020,218 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,393,012 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,609,755 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,837,304 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,476,725 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,841,142 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,176,757 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,712,692 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,242,802 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,215,618 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,990,348 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,097,663 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,006,595 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  19,964,579 msg/sec
                pthread_spinlock, 1,s:  29,085,361 msg/sec
                pthread_spinlock, 1,i:  25,304,733 msg/sec
                pthread_spinlock, 2,s:  16,105,634 msg/sec
                pthread_spinlock, 2,i:  16,964,355 msg/sec
                pthread_spinlock, 3,s:   8,397,357 msg/sec
                pthread_spinlock, 3,i:  12,153,342 msg/sec
                pthread_spinlock, 4,s:   6,493,042 msg/sec
                pthread_spinlock, 4,i:   8,991,059 msg/sec
                pthread_spinlock, 5,s:   8,619,570 msg/sec
                pthread_spinlock, 5,i:   9,583,768 msg/sec
                pthread_spinlock, 6,s:   8,541,371 msg/sec
                pthread_spinlock, 6,i:   8,446,731 msg/sec
                pthread_spinlock, 7,s:   7,518,454 msg/sec
                pthread_spinlock, 7,i:   7,916,630 msg/sec
                pthread_spinlock, 8,s:   6,662,149 msg/sec
                pthread_spinlock, 8,i:   6,998,592 msg/sec
                      std::mutex, 1,s:   6,849,493 msg/sec
                      std::mutex, 1,i:   6,701,777 msg/sec
                      std::mutex, 2,s:   5,457,688 msg/sec
                      std::mutex, 2,i:   6,269,625 msg/sec
                      std::mutex, 3,s:   6,124,724 msg/sec
                      std::mutex, 3,i:   6,077,572 msg/sec
                      std::mutex, 4,s:   6,243,359 msg/sec
                      std::mutex, 4,i:   6,284,353 msg/sec
                      std::mutex, 5,s:   6,114,269 msg/sec
                      std::mutex, 5,i:   6,107,771 msg/sec
                      std::mutex, 6,s:   5,909,361 msg/sec
                      std::mutex, 6,i:   5,882,339 msg/sec
                      std::mutex, 7,s:   5,809,268 msg/sec
                      std::mutex, 7,i:   5,826,788 msg/sec
                      std::mutex, 8,s:   5,721,975 msg/sec
                      std::mutex, 8,i:   5,704,068 msg/sec
                 tbb::spin_mutex, 1,s:  38,023,244 msg/sec
                 tbb::spin_mutex, 1,i:  32,957,705 msg/sec
                 tbb::spin_mutex, 2,s:  21,205,322 msg/sec
                 tbb::spin_mutex, 2,i:  18,510,336 msg/sec
                 tbb::spin_mutex, 3,s:   7,328,140 msg/sec
                 tbb::spin_mutex, 3,i:  10,181,322 msg/sec
                 tbb::spin_mutex, 4,s:   3,134,043 msg/sec
                 tbb::spin_mutex, 4,i:   6,278,863 msg/sec
                 tbb::spin_mutex, 5,s:   5,476,228 msg/sec
                 tbb::spin_mutex, 5,i:   5,703,850 msg/sec
                 tbb::spin_mutex, 6,s:   5,318,644 msg/sec
                 tbb::spin_mutex, 6,i:   4,359,628 msg/sec
                 tbb::spin_mutex, 7,s:   4,851,020 msg/sec
                 tbb::spin_mutex, 7,i:   4,311,888 msg/sec
                 tbb::spin_mutex, 8,s:   4,252,672 msg/sec
                 tbb::spin_mutex, 8,i:   4,081,037 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,296,707 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,183,047 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,469,592 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,673,349 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,346,003 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,587,885 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,416,561 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,247,624 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,670,146 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,775,518 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,813,210 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,021,421 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,911,249 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,058,331 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,892,460 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,137,811 msg/sec
     xenium::michael_scott_queue, 1,s:   9,114,663 msg/sec
     xenium::michael_scott_queue, 1,i:   9,043,723 msg/sec
     xenium::michael_scott_queue, 2,s:   8,495,794 msg/sec
     xenium::michael_scott_queue, 2,i:   8,452,286 msg/sec
     xenium::michael_scott_queue, 3,s:   7,281,249 msg/sec
     xenium::michael_scott_queue, 3,i:   7,648,599 msg/sec
     xenium::michael_scott_queue, 4,s:   6,274,281 msg/sec
     xenium::michael_scott_queue, 4,i:   6,418,791 msg/sec
     xenium::michael_scott_queue, 5,s:   6,319,419 msg/sec
     xenium::michael_scott_queue, 5,i:   6,627,964 msg/sec
     xenium::michael_scott_queue, 6,s:   6,506,779 msg/sec
     xenium::michael_scott_queue, 6,i:   6,800,772 msg/sec
     xenium::michael_scott_queue, 7,s:   6,288,370 msg/sec
     xenium::michael_scott_queue, 7,i:   6,489,952 msg/sec
     xenium::michael_scott_queue, 8,s:   6,007,314 msg/sec
     xenium::michael_scott_queue, 8,i:   6,105,066 msg/sec
         xenium::ramalhete_queue, 1,s:  32,034,914 msg/sec
         xenium::ramalhete_queue, 1,i:  32,556,747 msg/sec
         xenium::ramalhete_queue, 2,s:  23,533,374 msg/sec
         xenium::ramalhete_queue, 2,i:  23,297,736 msg/sec
         xenium::ramalhete_queue, 3,s:  29,157,106 msg/sec
         xenium::ramalhete_queue, 3,i:  28,470,724 msg/sec
         xenium::ramalhete_queue, 4,s:  33,765,722 msg/sec
         xenium::ramalhete_queue, 4,i:  33,483,473 msg/sec
         xenium::ramalhete_queue, 5,s:  32,187,688 msg/sec
         xenium::ramalhete_queue, 5,i:  36,094,334 msg/sec
         xenium::ramalhete_queue, 6,s:  33,950,409 msg/sec
         xenium::ramalhete_queue, 6,i:  38,770,819 msg/sec
         xenium::ramalhete_queue, 7,s:  35,112,969 msg/sec
         xenium::ramalhete_queue, 7,i:  41,242,859 msg/sec
         xenium::ramalhete_queue, 8,s:  35,584,898 msg/sec
         xenium::ramalhete_queue, 8,i:  44,089,438 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,815,601 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  62,841,159 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  19,473,852 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,897,125 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,649,910 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,818,002 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,553,986 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,202,680 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,914,607 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,339,076 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,975,054 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,200,080 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,267,507 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,040,977 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,398,358 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,215,280 msg/sec
                     AtomicQueue, 1,s:  59,920,614 msg/sec
                     AtomicQueue, 1,i:  56,592,786 msg/sec
                     AtomicQueue, 2,s:  12,109,637 msg/sec
                     AtomicQueue, 2,i:  11,738,238 msg/sec
                     AtomicQueue, 3,s:  10,765,015 msg/sec
                     AtomicQueue, 3,i:   9,809,707 msg/sec
                     AtomicQueue, 4,s:   8,171,303 msg/sec
                     AtomicQueue, 4,i:   8,187,370 msg/sec
                     AtomicQueue, 5,s:   8,025,536 msg/sec
                     AtomicQueue, 5,i:   8,101,606 msg/sec
                     AtomicQueue, 6,s:   7,769,318 msg/sec
                     AtomicQueue, 6,i:   7,626,098 msg/sec
                     AtomicQueue, 7,s:   7,094,228 msg/sec
                     AtomicQueue, 7,i:   7,952,090 msg/sec
                     AtomicQueue, 8,s:   6,326,379 msg/sec
                     AtomicQueue, 8,i:   7,493,017 msg/sec
                    AtomicQueueB, 1,s:  88,214,841 msg/sec
                    AtomicQueueB, 1,i:  61,398,312 msg/sec
                    AtomicQueueB, 2,s:  11,811,645 msg/sec
                    AtomicQueueB, 2,i:  11,307,287 msg/sec
                    AtomicQueueB, 3,s:  10,990,662 msg/sec
                    AtomicQueueB, 3,i:  10,116,676 msg/sec
                    AtomicQueueB, 4,s:   8,059,596 msg/sec
                    AtomicQueueB, 4,i:   8,084,912 msg/sec
                    AtomicQueueB, 5,s:   7,518,193 msg/sec
                    AtomicQueueB, 5,i:   7,785,328 msg/sec
                    AtomicQueueB, 6,s:   7,323,438 msg/sec
                    AtomicQueueB, 6,i:   7,490,201 msg/sec
                    AtomicQueueB, 7,s:   6,824,295 msg/sec
                    AtomicQueueB, 7,i:   7,742,513 msg/sec
                    AtomicQueueB, 8,s:   6,275,913 msg/sec
                    AtomicQueueB, 8,i:   7,148,437 msg/sec
             OptimistAtomicQueue, 1,s: 750,260,856 msg/sec
             OptimistAtomicQueue, 1,i: 507,910,580 msg/sec
             OptimistAtomicQueue, 2,s:  32,572,840 msg/sec
             OptimistAtomicQueue, 2,i:  32,332,110 msg/sec
             OptimistAtomicQueue, 3,s:  36,659,761 msg/sec
             OptimistAtomicQueue, 3,i:  37,320,172 msg/sec
             OptimistAtomicQueue, 4,s:  39,259,111 msg/sec
             OptimistAtomicQueue, 4,i:  39,406,078 msg/sec
             OptimistAtomicQueue, 5,s:  42,547,655 msg/sec
             OptimistAtomicQueue, 5,i:  48,427,551 msg/sec
             OptimistAtomicQueue, 6,s:  42,918,851 msg/sec
             OptimistAtomicQueue, 6,i:  49,799,488 msg/sec
             OptimistAtomicQueue, 7,s:  45,087,174 msg/sec
             OptimistAtomicQueue, 7,i:  49,110,270 msg/sec
             OptimistAtomicQueue, 8,s:  46,454,410 msg/sec
             OptimistAtomicQueue, 8,i:  49,449,675 msg/sec
            OptimistAtomicQueueB, 1,s: 128,889,564 msg/sec
            OptimistAtomicQueueB, 1,i: 192,092,862 msg/sec
            OptimistAtomicQueueB, 2,s:  32,158,519 msg/sec
            OptimistAtomicQueueB, 2,i:  32,271,318 msg/sec
            OptimistAtomicQueueB, 3,s:  36,276,731 msg/sec
            OptimistAtomicQueueB, 3,i:  36,804,595 msg/sec
            OptimistAtomicQueueB, 4,s:  38,642,499 msg/sec
            OptimistAtomicQueueB, 4,i:  38,605,836 msg/sec
            OptimistAtomicQueueB, 5,s:  40,719,825 msg/sec
            OptimistAtomicQueueB, 5,i:  45,237,383 msg/sec
            OptimistAtomicQueueB, 6,s:  40,582,367 msg/sec
            OptimistAtomicQueueB, 6,i:  49,096,561 msg/sec
            OptimistAtomicQueueB, 7,s:  41,914,406 msg/sec
            OptimistAtomicQueueB, 7,i:  51,532,778 msg/sec
            OptimistAtomicQueueB, 8,s:  44,363,753 msg/sec
            OptimistAtomicQueueB, 8,i:  48,198,678 msg/sec
                    AtomicQueue2, 1,s:  22,864,060 msg/sec
                    AtomicQueue2, 1,i:  22,876,106 msg/sec
                    AtomicQueue2, 2,s:  11,697,551 msg/sec
                    AtomicQueue2, 2,i:  11,398,089 msg/sec
                    AtomicQueue2, 3,s:   9,867,214 msg/sec
                    AtomicQueue2, 3,i:   9,349,216 msg/sec
                    AtomicQueue2, 4,s:   7,995,106 msg/sec
                    AtomicQueue2, 4,i:   8,062,730 msg/sec
                    AtomicQueue2, 5,s:   7,955,888 msg/sec
                    AtomicQueue2, 5,i:   8,036,204 msg/sec
                    AtomicQueue2, 6,s:   7,776,107 msg/sec
                    AtomicQueue2, 6,i:   7,526,391 msg/sec
                    AtomicQueue2, 7,s:   7,121,312 msg/sec
                    AtomicQueue2, 7,i:   7,876,153 msg/sec
                    AtomicQueue2, 8,s:   6,372,508 msg/sec
                    AtomicQueue2, 8,i:   7,349,499 msg/sec
                   AtomicQueueB2, 1,s:  35,890,458 msg/sec
                   AtomicQueueB2, 1,i:  32,626,695 msg/sec
                   AtomicQueueB2, 2,s:  11,388,767 msg/sec
                   AtomicQueueB2, 2,i:  11,087,221 msg/sec
                   AtomicQueueB2, 3,s:   9,665,726 msg/sec
                   AtomicQueueB2, 3,i:   9,611,323 msg/sec
                   AtomicQueueB2, 4,s:   7,953,617 msg/sec
                   AtomicQueueB2, 4,i:   7,904,193 msg/sec
                   AtomicQueueB2, 5,s:   7,406,536 msg/sec
                   AtomicQueueB2, 5,i:   7,620,777 msg/sec
                   AtomicQueueB2, 6,s:   7,322,443 msg/sec
                   AtomicQueueB2, 6,i:   7,399,303 msg/sec
                   AtomicQueueB2, 7,s:   6,877,311 msg/sec
                   AtomicQueueB2, 7,i:   7,712,967 msg/sec
                   AtomicQueueB2, 8,s:   6,338,624 msg/sec
                   AtomicQueueB2, 8,i:   7,102,147 msg/sec
            OptimistAtomicQueue2, 1,s: 433,464,076 msg/sec
            OptimistAtomicQueue2, 1,i: 431,131,440 msg/sec
            OptimistAtomicQueue2, 2,s:  24,269,366 msg/sec
            OptimistAtomicQueue2, 2,i:  24,022,688 msg/sec
            OptimistAtomicQueue2, 3,s:  30,341,144 msg/sec
            OptimistAtomicQueue2, 3,i:  29,954,798 msg/sec
            OptimistAtomicQueue2, 4,s:  33,230,970 msg/sec
            OptimistAtomicQueue2, 4,i:  33,275,349 msg/sec
            OptimistAtomicQueue2, 5,s:  37,332,986 msg/sec
            OptimistAtomicQueue2, 5,i:  43,357,072 msg/sec
            OptimistAtomicQueue2, 6,s:  40,110,318 msg/sec
            OptimistAtomicQueue2, 6,i:  48,794,540 msg/sec
            OptimistAtomicQueue2, 7,s:  43,047,078 msg/sec
            OptimistAtomicQueue2, 7,i:  47,880,397 msg/sec
            OptimistAtomicQueue2, 8,s:  43,966,570 msg/sec
            OptimistAtomicQueue2, 8,i:  48,437,825 msg/sec
           OptimistAtomicQueueB2, 1,s:  67,269,898 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,927,386 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,951,837 msg/sec
           OptimistAtomicQueueB2, 2,i:  26,019,062 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,818,181 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,938,014 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,406,879 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,147,594 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,587,767 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,390,339 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,218,494 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,418,185 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,753,734 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,001,260 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,345,118 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,990,027 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000235 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000453 sec/round-trip
                 tbb::spin_mutex: 0.000000293 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000373 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000149 sec/round-trip
            OptimistAtomicQueueB: 0.000000140 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000172 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[358] 8m:50s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,294,029 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,987,471 msg/sec
          boost::lockfree::queue, 1,s:   7,987,394 msg/sec
          boost::lockfree::queue, 1,i:   7,990,007 msg/sec
          boost::lockfree::queue, 2,s:   7,607,567 msg/sec
          boost::lockfree::queue, 2,i:   7,423,879 msg/sec
          boost::lockfree::queue, 3,s:   7,365,140 msg/sec
          boost::lockfree::queue, 3,i:   7,486,869 msg/sec
          boost::lockfree::queue, 4,s:   6,425,267 msg/sec
          boost::lockfree::queue, 4,i:   6,797,239 msg/sec
          boost::lockfree::queue, 5,s:   6,399,388 msg/sec
          boost::lockfree::queue, 5,i:   6,540,824 msg/sec
          boost::lockfree::queue, 6,s:   5,969,999 msg/sec
          boost::lockfree::queue, 6,i:   6,095,795 msg/sec
          boost::lockfree::queue, 7,s:   5,908,422 msg/sec
          boost::lockfree::queue, 7,i:   6,059,439 msg/sec
          boost::lockfree::queue, 8,s:   5,542,613 msg/sec
          boost::lockfree::queue, 8,i:   5,573,185 msg/sec
   moodycamel::ReaderWriterQueue, 1,s:  56,300,860 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  59,157,675 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,255,531 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  22,586,142 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  48,675,054 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,462,429 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,771,772 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,824,327 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,166,352 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,051,224 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,133,009 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,406,223 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  45,080,624 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,543,372 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,961,410 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,732,604 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,224,263 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,005,595 msg/sec
                pthread_spinlock, 1,s:  29,087,300 msg/sec
                pthread_spinlock, 1,i:  29,157,326 msg/sec
                pthread_spinlock, 2,s:  16,311,190 msg/sec
                pthread_spinlock, 2,i:  16,945,062 msg/sec
                pthread_spinlock, 3,s:   8,351,923 msg/sec
                pthread_spinlock, 3,i:  11,966,950 msg/sec
                pthread_spinlock, 4,s:   6,471,784 msg/sec
                pthread_spinlock, 4,i:   8,948,640 msg/sec
                pthread_spinlock, 5,s:   8,742,990 msg/sec
                pthread_spinlock, 5,i:   9,535,032 msg/sec
                pthread_spinlock, 6,s:   8,292,765 msg/sec
                pthread_spinlock, 6,i:   8,529,917 msg/sec
                pthread_spinlock, 7,s:   7,544,412 msg/sec
                pthread_spinlock, 7,i:   7,695,384 msg/sec
                pthread_spinlock, 8,s:   6,838,558 msg/sec
                pthread_spinlock, 8,i:   6,906,388 msg/sec
                      std::mutex, 1,s:   6,939,662 msg/sec
                      std::mutex, 1,i:   6,430,877 msg/sec
                      std::mutex, 2,s:   4,886,681 msg/sec
                      std::mutex, 2,i:   6,009,211 msg/sec
                      std::mutex, 3,s:   5,350,881 msg/sec
                      std::mutex, 3,i:   6,024,172 msg/sec
                      std::mutex, 4,s:   5,782,807 msg/sec
                      std::mutex, 4,i:   6,183,372 msg/sec
                      std::mutex, 5,s:   5,977,951 msg/sec
                      std::mutex, 5,i:   5,883,804 msg/sec
                      std::mutex, 6,s:   5,864,403 msg/sec
                      std::mutex, 6,i:   5,885,216 msg/sec
                      std::mutex, 7,s:   5,698,401 msg/sec
                      std::mutex, 7,i:   5,695,844 msg/sec
                      std::mutex, 8,s:   5,649,745 msg/sec
                      std::mutex, 8,i:   5,644,090 msg/sec
                 tbb::spin_mutex, 1,s:  37,950,966 msg/sec
                 tbb::spin_mutex, 1,i:  37,617,547 msg/sec
                 tbb::spin_mutex, 2,s:  21,069,047 msg/sec
                 tbb::spin_mutex, 2,i:  18,298,220 msg/sec
                 tbb::spin_mutex, 3,s:   8,310,617 msg/sec
                 tbb::spin_mutex, 3,i:  10,240,125 msg/sec
                 tbb::spin_mutex, 4,s:   3,294,727 msg/sec
                 tbb::spin_mutex, 4,i:   6,257,201 msg/sec
                 tbb::spin_mutex, 5,s:   5,456,536 msg/sec
                 tbb::spin_mutex, 5,i:   5,697,286 msg/sec
                 tbb::spin_mutex, 6,s:   5,279,739 msg/sec
                 tbb::spin_mutex, 6,i:   4,340,423 msg/sec
                 tbb::spin_mutex, 7,s:   4,874,895 msg/sec
                 tbb::spin_mutex, 7,i:   4,268,713 msg/sec
                 tbb::spin_mutex, 8,s:   4,240,207 msg/sec
                 tbb::spin_mutex, 8,i:   4,158,006 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,351,407 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,286,791 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,614,470 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,931,275 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,599,140 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,772,127 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,019,752 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,353,936 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,450,182 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,616,864 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,938,625 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,719,331 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,967,897 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,112,972 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,888,870 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,425,340 msg/sec
     xenium::michael_scott_queue, 1,s:   9,455,252 msg/sec
     xenium::michael_scott_queue, 1,i:   9,596,721 msg/sec
     xenium::michael_scott_queue, 2,s:   8,469,233 msg/sec
     xenium::michael_scott_queue, 2,i:   8,434,761 msg/sec
     xenium::michael_scott_queue, 3,s:   7,374,903 msg/sec
     xenium::michael_scott_queue, 3,i:   7,553,529 msg/sec
     xenium::michael_scott_queue, 4,s:   6,316,102 msg/sec
     xenium::michael_scott_queue, 4,i:   6,350,769 msg/sec
     xenium::michael_scott_queue, 5,s:   6,262,885 msg/sec
     xenium::michael_scott_queue, 5,i:   6,612,434 msg/sec
     xenium::michael_scott_queue, 6,s:   6,515,572 msg/sec
     xenium::michael_scott_queue, 6,i:   6,922,198 msg/sec
     xenium::michael_scott_queue, 7,s:   6,344,386 msg/sec
     xenium::michael_scott_queue, 7,i:   6,503,265 msg/sec
     xenium::michael_scott_queue, 8,s:   5,997,517 msg/sec
     xenium::michael_scott_queue, 8,i:   6,244,303 msg/sec
         xenium::ramalhete_queue, 1,s:  31,876,602 msg/sec
         xenium::ramalhete_queue, 1,i:  31,914,102 msg/sec
         xenium::ramalhete_queue, 2,s:  23,594,666 msg/sec
         xenium::ramalhete_queue, 2,i:  23,380,278 msg/sec
         xenium::ramalhete_queue, 3,s:  28,991,070 msg/sec
         xenium::ramalhete_queue, 3,i:  28,444,216 msg/sec
         xenium::ramalhete_queue, 4,s:  33,713,039 msg/sec
         xenium::ramalhete_queue, 4,i:  33,436,430 msg/sec
         xenium::ramalhete_queue, 5,s:  32,099,508 msg/sec
         xenium::ramalhete_queue, 5,i:  38,204,413 msg/sec
         xenium::ramalhete_queue, 6,s:  34,054,946 msg/sec
         xenium::ramalhete_queue, 6,i:  39,033,343 msg/sec
         xenium::ramalhete_queue, 7,s:  35,001,274 msg/sec
         xenium::ramalhete_queue, 7,i:  40,838,703 msg/sec
         xenium::ramalhete_queue, 8,s:  35,570,423 msg/sec
         xenium::ramalhete_queue, 8,i:  43,902,774 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,408,157 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 117,506,562 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,862,067 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,457,868 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,695,889 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,759,390 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,584,669 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,108,885 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,052,532 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,332,157 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,876,246 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,270,079 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,198,405 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,121,986 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,382,229 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,259,575 msg/sec
                     AtomicQueue, 1,s:  66,592,017 msg/sec
                     AtomicQueue, 1,i:  56,657,685 msg/sec
                     AtomicQueue, 2,s:  12,357,435 msg/sec
                     AtomicQueue, 2,i:  11,772,406 msg/sec
                     AtomicQueue, 3,s:  10,805,060 msg/sec
                     AtomicQueue, 3,i:   9,883,032 msg/sec
                     AtomicQueue, 4,s:   8,214,240 msg/sec
                     AtomicQueue, 4,i:   8,196,510 msg/sec
                     AtomicQueue, 5,s:   8,047,322 msg/sec
                     AtomicQueue, 5,i:   8,078,960 msg/sec
                     AtomicQueue, 6,s:   7,837,385 msg/sec
                     AtomicQueue, 6,i:   7,605,301 msg/sec
                     AtomicQueue, 7,s:   7,107,618 msg/sec
                     AtomicQueue, 7,i:   7,964,875 msg/sec
                     AtomicQueue, 8,s:   6,368,513 msg/sec
                     AtomicQueue, 8,i:   7,454,965 msg/sec
                    AtomicQueueB, 1,s:  43,839,262 msg/sec
                    AtomicQueueB, 1,i:  43,827,431 msg/sec
                    AtomicQueueB, 2,s:  11,784,333 msg/sec
                    AtomicQueueB, 2,i:  11,502,434 msg/sec
                    AtomicQueueB, 3,s:  10,922,567 msg/sec
                    AtomicQueueB, 3,i:  10,133,710 msg/sec
                    AtomicQueueB, 4,s:   8,023,727 msg/sec
                    AtomicQueueB, 4,i:   8,056,178 msg/sec
                    AtomicQueueB, 5,s:   7,542,574 msg/sec
                    AtomicQueueB, 5,i:   7,813,685 msg/sec
                    AtomicQueueB, 6,s:   7,344,946 msg/sec
                    AtomicQueueB, 6,i:   7,583,210 msg/sec
                    AtomicQueueB, 7,s:   6,892,017 msg/sec
                    AtomicQueueB, 7,i:   7,747,122 msg/sec
                    AtomicQueueB, 8,s:   6,314,308 msg/sec
                    AtomicQueueB, 8,i:   7,210,072 msg/sec
             OptimistAtomicQueue, 1,s: 706,128,168 msg/sec
             OptimistAtomicQueue, 1,i: 515,521,182 msg/sec
             OptimistAtomicQueue, 2,s:  32,153,066 msg/sec
             OptimistAtomicQueue, 2,i:  32,019,847 msg/sec
             OptimistAtomicQueue, 3,s:  36,658,667 msg/sec
             OptimistAtomicQueue, 3,i:  37,379,993 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,317 msg/sec
             OptimistAtomicQueue, 4,i:  39,380,236 msg/sec
             OptimistAtomicQueue, 5,s:  41,843,621 msg/sec
             OptimistAtomicQueue, 5,i:  46,211,717 msg/sec
             OptimistAtomicQueue, 6,s:  42,180,097 msg/sec
             OptimistAtomicQueue, 6,i:  50,444,003 msg/sec
             OptimistAtomicQueue, 7,s:  45,320,375 msg/sec
             OptimistAtomicQueue, 7,i:  49,429,913 msg/sec
             OptimistAtomicQueue, 8,s:  46,410,966 msg/sec
             OptimistAtomicQueue, 8,i:  48,799,458 msg/sec
            OptimistAtomicQueueB, 1,s: 151,190,184 msg/sec
            OptimistAtomicQueueB, 1,i: 125,619,839 msg/sec
            OptimistAtomicQueueB, 2,s:  32,141,859 msg/sec
            OptimistAtomicQueueB, 2,i:  32,178,172 msg/sec
            OptimistAtomicQueueB, 3,s:  36,282,606 msg/sec
            OptimistAtomicQueueB, 3,i:  36,906,581 msg/sec
            OptimistAtomicQueueB, 4,s:  38,623,648 msg/sec
            OptimistAtomicQueueB, 4,i:  38,559,328 msg/sec
            OptimistAtomicQueueB, 5,s:  41,013,181 msg/sec
            OptimistAtomicQueueB, 5,i:  45,337,053 msg/sec
            OptimistAtomicQueueB, 6,s:  40,741,631 msg/sec
            OptimistAtomicQueueB, 6,i:  48,664,422 msg/sec
            OptimistAtomicQueueB, 7,s:  42,288,151 msg/sec
            OptimistAtomicQueueB, 7,i:  48,007,634 msg/sec
            OptimistAtomicQueueB, 8,s:  44,609,144 msg/sec
            OptimistAtomicQueueB, 8,i:  47,839,974 msg/sec
                    AtomicQueue2, 1,s:  22,945,427 msg/sec
                    AtomicQueue2, 1,i:  22,840,055 msg/sec
                    AtomicQueue2, 2,s:  11,947,562 msg/sec
                    AtomicQueue2, 2,i:  11,669,573 msg/sec
                    AtomicQueue2, 3,s:   9,775,261 msg/sec
                    AtomicQueue2, 3,i:   9,466,171 msg/sec
                    AtomicQueue2, 4,s:   8,085,884 msg/sec
                    AtomicQueue2, 4,i:   8,047,688 msg/sec
                    AtomicQueue2, 5,s:   7,901,451 msg/sec
                    AtomicQueue2, 5,i:   8,038,404 msg/sec
                    AtomicQueue2, 6,s:   7,803,927 msg/sec
                    AtomicQueue2, 6,i:   7,528,726 msg/sec
                    AtomicQueue2, 7,s:   7,120,329 msg/sec
                    AtomicQueue2, 7,i:   7,905,214 msg/sec
                    AtomicQueue2, 8,s:   6,405,114 msg/sec
                    AtomicQueue2, 8,i:   7,276,715 msg/sec
                   AtomicQueueB2, 1,s:  36,297,800 msg/sec
                   AtomicQueueB2, 1,i:  32,638,008 msg/sec
                   AtomicQueueB2, 2,s:  11,439,618 msg/sec
                   AtomicQueueB2, 2,i:  11,101,009 msg/sec
                   AtomicQueueB2, 3,s:   9,630,787 msg/sec
                   AtomicQueueB2, 3,i:   9,615,335 msg/sec
                   AtomicQueueB2, 4,s:   7,912,959 msg/sec
                   AtomicQueueB2, 4,i:   7,835,780 msg/sec
                   AtomicQueueB2, 5,s:   7,476,941 msg/sec
                   AtomicQueueB2, 5,i:   7,745,929 msg/sec
                   AtomicQueueB2, 6,s:   7,216,949 msg/sec
                   AtomicQueueB2, 6,i:   7,439,156 msg/sec
                   AtomicQueueB2, 7,s:   6,881,855 msg/sec
                   AtomicQueueB2, 7,i:   7,704,062 msg/sec
                   AtomicQueueB2, 8,s:   6,336,540 msg/sec
                   AtomicQueueB2, 8,i:   7,074,856 msg/sec
            OptimistAtomicQueue2, 1,s: 491,652,840 msg/sec
            OptimistAtomicQueue2, 1,i:  29,557,417 msg/sec
            OptimistAtomicQueue2, 2,s:  24,268,136 msg/sec
            OptimistAtomicQueue2, 2,i:  24,012,400 msg/sec
            OptimistAtomicQueue2, 3,s:  30,317,555 msg/sec
            OptimistAtomicQueue2, 3,i:  29,959,363 msg/sec
            OptimistAtomicQueue2, 4,s:  33,316,146 msg/sec
            OptimistAtomicQueue2, 4,i:  33,212,095 msg/sec
            OptimistAtomicQueue2, 5,s:  37,065,751 msg/sec
            OptimistAtomicQueue2, 5,i:  40,932,584 msg/sec
            OptimistAtomicQueue2, 6,s:  40,082,307 msg/sec
            OptimistAtomicQueue2, 6,i:  49,351,682 msg/sec
            OptimistAtomicQueue2, 7,s:  43,332,483 msg/sec
            OptimistAtomicQueue2, 7,i:  51,588,034 msg/sec
            OptimistAtomicQueue2, 8,s:  44,226,985 msg/sec
            OptimistAtomicQueue2, 8,i:  48,204,167 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,074,642 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,872,332 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,154,635 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,223,349 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,777,188 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,070,977 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,794,590 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,727,389 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,278,798 msg/sec
           OptimistAtomicQueueB2, 5,i:  40,040,032 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,663,573 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,314,625 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,864,690 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,078,328 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,376,474 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,946,037 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000321 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000157 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000224 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000463 sec/round-trip
                 tbb::spin_mutex: 0.000000269 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000288 sec/round-trip
     xenium::michael_scott_queue: 0.000000367 sec/round-trip
         xenium::ramalhete_queue: 0.000000273 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000168 sec/round-trip
                    AtomicQueueB: 0.000000176 sec/round-trip
             OptimistAtomicQueue: 0.000000157 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000180 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[359] 7m:31s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  70,018,967 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,654,265 msg/sec
          boost::lockfree::queue, 1,s:   6,844,276 msg/sec
          boost::lockfree::queue, 1,i:   6,857,992 msg/sec
          boost::lockfree::queue, 2,s:   7,608,123 msg/sec
          boost::lockfree::queue, 2,i:   7,516,763 msg/sec
          boost::lockfree::queue, 3,s:   7,479,204 msg/sec
          boost::lockfree::queue, 3,i:   7,592,531 msg/sec
          boost::lockfree::queue, 4,s:   6,427,273 msg/sec
          boost::lockfree::queue, 4,i:   6,844,333 msg/sec
          boost::lockfree::queue, 5,s:   6,476,006 msg/sec
          boost::lockfree::queue, 5,i:   6,476,798 msg/sec
          boost::lockfree::queue, 6,s:   6,015,646 msg/sec
          boost::lockfree::queue, 6,i:   6,094,682 msg/sec
          boost::lockfree::queue, 7,s:   5,975,366 msg/sec
          boost::lockfree::queue, 7,i:   6,052,516 msg/sec
          boost::lockfree::queue, 8,s:   5,494,356 msg/sec
          boost::lockfree::queue, 8,i:   5,605,421 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 190,685,408 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  56,249,119 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,626,559 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,737,635 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,353,997 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,739,984 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,651,867 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,785,428 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,264,033 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,419,284 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,055,476 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,746,095 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,564,298 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,300,733 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,929,285 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,579,035 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,345,819 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  36,306,859 msg/sec
                pthread_spinlock, 1,s:  29,202,181 msg/sec
                pthread_spinlock, 1,i:  25,463,360 msg/sec
                pthread_spinlock, 2,s:  15,516,378 msg/sec
                pthread_spinlock, 2,i:  16,999,409 msg/sec
                pthread_spinlock, 3,s:   8,349,184 msg/sec
                pthread_spinlock, 3,i:  12,048,017 msg/sec
                pthread_spinlock, 4,s:   6,395,961 msg/sec
                pthread_spinlock, 4,i:   8,769,250 msg/sec
                pthread_spinlock, 5,s:   8,720,927 msg/sec
                pthread_spinlock, 5,i:   9,474,631 msg/sec
                pthread_spinlock, 6,s:   8,465,499 msg/sec
                pthread_spinlock, 6,i:   9,134,906 msg/sec
                pthread_spinlock, 7,s:   7,585,120 msg/sec
                pthread_spinlock, 7,i:   8,055,215 msg/sec
                pthread_spinlock, 8,s:   6,845,360 msg/sec
                pthread_spinlock, 8,i:   7,474,603 msg/sec
                      std::mutex, 1,s:   6,182,700 msg/sec
                      std::mutex, 1,i:   6,991,824 msg/sec
                      std::mutex, 2,s:   5,743,094 msg/sec
                      std::mutex, 2,i:   5,511,329 msg/sec
                      std::mutex, 3,s:   4,930,040 msg/sec
                      std::mutex, 3,i:   4,801,802 msg/sec
                      std::mutex, 4,s:   6,203,999 msg/sec
                      std::mutex, 4,i:   6,350,993 msg/sec
                      std::mutex, 5,s:   6,080,016 msg/sec
                      std::mutex, 5,i:   5,688,433 msg/sec
                      std::mutex, 6,s:   5,947,800 msg/sec
                      std::mutex, 6,i:   5,902,857 msg/sec
                      std::mutex, 7,s:   5,871,701 msg/sec
                      std::mutex, 7,i:   5,840,713 msg/sec
                      std::mutex, 8,s:   5,775,851 msg/sec
                      std::mutex, 8,i:   5,724,384 msg/sec
                 tbb::spin_mutex, 1,s:  37,777,912 msg/sec
                 tbb::spin_mutex, 1,i:  37,327,460 msg/sec
                 tbb::spin_mutex, 2,s:  21,144,566 msg/sec
                 tbb::spin_mutex, 2,i:  18,434,475 msg/sec
                 tbb::spin_mutex, 3,s:   8,178,899 msg/sec
                 tbb::spin_mutex, 3,i:  11,127,362 msg/sec
                 tbb::spin_mutex, 4,s:   3,248,143 msg/sec
                 tbb::spin_mutex, 4,i:   6,231,028 msg/sec
                 tbb::spin_mutex, 5,s:   5,394,884 msg/sec
                 tbb::spin_mutex, 5,i:   5,843,242 msg/sec
                 tbb::spin_mutex, 6,s:   5,331,352 msg/sec
                 tbb::spin_mutex, 6,i:   4,409,846 msg/sec
                 tbb::spin_mutex, 7,s:   4,825,491 msg/sec
                 tbb::spin_mutex, 7,i:   4,355,092 msg/sec
                 tbb::spin_mutex, 8,s:   4,254,927 msg/sec
                 tbb::spin_mutex, 8,i:   4,081,340 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,594,771 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,556,545 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,546,673 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  14,155,481 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,576,695 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,708,830 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,107,593 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,381,772 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,825,413 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,713,227 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,869,335 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,901,058 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,782,763 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,142,364 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,646,388 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,320,947 msg/sec
     xenium::michael_scott_queue, 1,s:   9,452,830 msg/sec
     xenium::michael_scott_queue, 1,i:   9,747,401 msg/sec
     xenium::michael_scott_queue, 2,s:   8,467,641 msg/sec
     xenium::michael_scott_queue, 2,i:   8,626,730 msg/sec
     xenium::michael_scott_queue, 3,s:   7,279,322 msg/sec
     xenium::michael_scott_queue, 3,i:   7,533,085 msg/sec
     xenium::michael_scott_queue, 4,s:   6,227,668 msg/sec
     xenium::michael_scott_queue, 4,i:   6,343,175 msg/sec
     xenium::michael_scott_queue, 5,s:   6,294,611 msg/sec
     xenium::michael_scott_queue, 5,i:   6,631,911 msg/sec
     xenium::michael_scott_queue, 6,s:   6,497,889 msg/sec
     xenium::michael_scott_queue, 6,i:   6,710,797 msg/sec
     xenium::michael_scott_queue, 7,s:   6,285,370 msg/sec
     xenium::michael_scott_queue, 7,i:   6,456,821 msg/sec
     xenium::michael_scott_queue, 8,s:   5,973,361 msg/sec
     xenium::michael_scott_queue, 8,i:   6,033,452 msg/sec
         xenium::ramalhete_queue, 1,s:  32,031,075 msg/sec
         xenium::ramalhete_queue, 1,i:  32,414,538 msg/sec
         xenium::ramalhete_queue, 2,s:  24,476,232 msg/sec
         xenium::ramalhete_queue, 2,i:  23,294,033 msg/sec
         xenium::ramalhete_queue, 3,s:  29,243,502 msg/sec
         xenium::ramalhete_queue, 3,i:  28,448,952 msg/sec
         xenium::ramalhete_queue, 4,s:  33,775,233 msg/sec
         xenium::ramalhete_queue, 4,i:  33,443,266 msg/sec
         xenium::ramalhete_queue, 5,s:  31,900,557 msg/sec
         xenium::ramalhete_queue, 5,i:  36,253,527 msg/sec
         xenium::ramalhete_queue, 6,s:  33,960,793 msg/sec
         xenium::ramalhete_queue, 6,i:  40,073,603 msg/sec
         xenium::ramalhete_queue, 7,s:  35,361,422 msg/sec
         xenium::ramalhete_queue, 7,i:  41,506,505 msg/sec
         xenium::ramalhete_queue, 8,s:  35,543,334 msg/sec
         xenium::ramalhete_queue, 8,i:  43,863,493 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 118,842,195 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 116,643,155 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,251,508 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,867,621 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,676,782 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,994,528 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,655,601 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,166,207 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,929,292 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,380,763 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,896,186 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,265,393 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,223,996 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,946,522 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,410,242 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,511,185 msg/sec
                     AtomicQueue, 1,s:  57,785,932 msg/sec
                     AtomicQueue, 1,i:  56,361,735 msg/sec
                     AtomicQueue, 2,s:  12,199,130 msg/sec
                     AtomicQueue, 2,i:  11,723,356 msg/sec
                     AtomicQueue, 3,s:  10,766,667 msg/sec
                     AtomicQueue, 3,i:   9,934,484 msg/sec
                     AtomicQueue, 4,s:   8,197,721 msg/sec
                     AtomicQueue, 4,i:   8,205,933 msg/sec
                     AtomicQueue, 5,s:   8,028,209 msg/sec
                     AtomicQueue, 5,i:   8,069,529 msg/sec
                     AtomicQueue, 6,s:   7,774,768 msg/sec
                     AtomicQueue, 6,i:   7,597,320 msg/sec
                     AtomicQueue, 7,s:   7,056,526 msg/sec
                     AtomicQueue, 7,i:   7,977,638 msg/sec
                     AtomicQueue, 8,s:   6,343,378 msg/sec
                     AtomicQueue, 8,i:   7,323,638 msg/sec
                    AtomicQueueB, 1,s:  43,065,114 msg/sec
                    AtomicQueueB, 1,i:  44,558,653 msg/sec
                    AtomicQueueB, 2,s:  11,822,887 msg/sec
                    AtomicQueueB, 2,i:  11,463,072 msg/sec
                    AtomicQueueB, 3,s:  11,047,135 msg/sec
                    AtomicQueueB, 3,i:  10,178,195 msg/sec
                    AtomicQueueB, 4,s:   8,031,414 msg/sec
                    AtomicQueueB, 4,i:   7,996,861 msg/sec
                    AtomicQueueB, 5,s:   7,541,656 msg/sec
                    AtomicQueueB, 5,i:   7,871,168 msg/sec
                    AtomicQueueB, 6,s:   7,366,358 msg/sec
                    AtomicQueueB, 6,i:   7,601,766 msg/sec
                    AtomicQueueB, 7,s:   6,853,116 msg/sec
                    AtomicQueueB, 7,i:   7,712,787 msg/sec
                    AtomicQueueB, 8,s:   6,226,734 msg/sec
                    AtomicQueueB, 8,i:   7,145,874 msg/sec
             OptimistAtomicQueue, 1,s: 762,436,724 msg/sec
             OptimistAtomicQueue, 1,i: 555,863,596 msg/sec
             OptimistAtomicQueue, 2,s:  32,186,333 msg/sec
             OptimistAtomicQueue, 2,i:  32,240,843 msg/sec
             OptimistAtomicQueue, 3,s:  36,612,287 msg/sec
             OptimistAtomicQueue, 3,i:  37,394,574 msg/sec
             OptimistAtomicQueue, 4,s:  39,272,690 msg/sec
             OptimistAtomicQueue, 4,i:  39,402,651 msg/sec
             OptimistAtomicQueue, 5,s:  42,402,990 msg/sec
             OptimistAtomicQueue, 5,i:  48,565,440 msg/sec
             OptimistAtomicQueue, 6,s:  42,712,033 msg/sec
             OptimistAtomicQueue, 6,i:  50,393,296 msg/sec
             OptimistAtomicQueue, 7,s:  44,302,163 msg/sec
             OptimistAtomicQueue, 7,i:  53,058,409 msg/sec
             OptimistAtomicQueue, 8,s:  46,343,733 msg/sec
             OptimistAtomicQueue, 8,i:  48,869,920 msg/sec
            OptimistAtomicQueueB, 1,s: 195,342,850 msg/sec
            OptimistAtomicQueueB, 1,i:  77,667,028 msg/sec
            OptimistAtomicQueueB, 2,s:  32,239,446 msg/sec
            OptimistAtomicQueueB, 2,i:  31,766,054 msg/sec
            OptimistAtomicQueueB, 3,s:  36,126,549 msg/sec
            OptimistAtomicQueueB, 3,i:  36,669,262 msg/sec
            OptimistAtomicQueueB, 4,s:  38,663,071 msg/sec
            OptimistAtomicQueueB, 4,i:  38,522,249 msg/sec
            OptimistAtomicQueueB, 5,s:  40,414,636 msg/sec
            OptimistAtomicQueueB, 5,i:  46,052,026 msg/sec
            OptimistAtomicQueueB, 6,s:  41,276,545 msg/sec
            OptimistAtomicQueueB, 6,i:  49,159,262 msg/sec
            OptimistAtomicQueueB, 7,s:  41,693,488 msg/sec
            OptimistAtomicQueueB, 7,i:  51,302,463 msg/sec
            OptimistAtomicQueueB, 8,s:  44,220,773 msg/sec
            OptimistAtomicQueueB, 8,i:  47,586,812 msg/sec
                    AtomicQueue2, 1,s:  22,863,211 msg/sec
                    AtomicQueue2, 1,i:  22,902,891 msg/sec
                    AtomicQueue2, 2,s:  11,976,862 msg/sec
                    AtomicQueue2, 2,i:  11,635,131 msg/sec
                    AtomicQueue2, 3,s:   9,617,703 msg/sec
                    AtomicQueue2, 3,i:   9,492,784 msg/sec
                    AtomicQueue2, 4,s:   8,125,960 msg/sec
                    AtomicQueue2, 4,i:   8,111,888 msg/sec
                    AtomicQueue2, 5,s:   7,922,628 msg/sec
                    AtomicQueue2, 5,i:   7,913,930 msg/sec
                    AtomicQueue2, 6,s:   7,634,754 msg/sec
                    AtomicQueue2, 6,i:   7,530,552 msg/sec
                    AtomicQueue2, 7,s:   7,151,724 msg/sec
                    AtomicQueue2, 7,i:   7,917,478 msg/sec
                    AtomicQueue2, 8,s:   6,398,067 msg/sec
                    AtomicQueue2, 8,i:   7,374,480 msg/sec
                   AtomicQueueB2, 1,s:  35,934,971 msg/sec
                   AtomicQueueB2, 1,i:  32,632,609 msg/sec
                   AtomicQueueB2, 2,s:  11,484,113 msg/sec
                   AtomicQueueB2, 2,i:  11,110,189 msg/sec
                   AtomicQueueB2, 3,s:   9,580,173 msg/sec
                   AtomicQueueB2, 3,i:   9,472,982 msg/sec
                   AtomicQueueB2, 4,s:   7,926,965 msg/sec
                   AtomicQueueB2, 4,i:   7,848,506 msg/sec
                   AtomicQueueB2, 5,s:   7,465,903 msg/sec
                   AtomicQueueB2, 5,i:   7,731,767 msg/sec
                   AtomicQueueB2, 6,s:   7,184,250 msg/sec
                   AtomicQueueB2, 6,i:   7,439,462 msg/sec
                   AtomicQueueB2, 7,s:   6,899,007 msg/sec
                   AtomicQueueB2, 7,i:   7,712,752 msg/sec
                   AtomicQueueB2, 8,s:   6,264,264 msg/sec
                   AtomicQueueB2, 8,i:   7,090,099 msg/sec
            OptimistAtomicQueue2, 1,s: 441,438,785 msg/sec
            OptimistAtomicQueue2, 1,i:  78,770,099 msg/sec
            OptimistAtomicQueue2, 2,s:  29,256,281 msg/sec
            OptimistAtomicQueue2, 2,i:  24,020,814 msg/sec
            OptimistAtomicQueue2, 3,s:  30,313,257 msg/sec
            OptimistAtomicQueue2, 3,i:  30,145,117 msg/sec
            OptimistAtomicQueue2, 4,s:  35,882,577 msg/sec
            OptimistAtomicQueue2, 4,i:  33,154,562 msg/sec
            OptimistAtomicQueue2, 5,s:  37,011,875 msg/sec
            OptimistAtomicQueue2, 5,i:  40,049,721 msg/sec
            OptimistAtomicQueue2, 6,s:  40,241,486 msg/sec
            OptimistAtomicQueue2, 6,i:  49,246,317 msg/sec
            OptimistAtomicQueue2, 7,s:  43,158,072 msg/sec
            OptimistAtomicQueue2, 7,i:  48,267,556 msg/sec
            OptimistAtomicQueue2, 8,s:  44,391,752 msg/sec
            OptimistAtomicQueue2, 8,i:  48,492,221 msg/sec
           OptimistAtomicQueueB2, 1,s:  75,792,186 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,885,788 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,901,882 msg/sec
           OptimistAtomicQueueB2, 2,i:  27,321,087 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,687,022 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,053,884 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,642,199 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,052,717 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,569,975 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,914,256 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,676,365 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,264,774 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,137,968 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,153,122 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,206,157 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,146,526 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000134 sec/round-trip
          boost::lockfree::queue: 0.000000323 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000140 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000233 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000457 sec/round-trip
                 tbb::spin_mutex: 0.000000285 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000290 sec/round-trip
     xenium::michael_scott_queue: 0.000000369 sec/round-trip
         xenium::ramalhete_queue: 0.000000267 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000220 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000178 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000183 sec/round-trip
            OptimistAtomicQueue2: 0.000000171 sec/round-trip
           OptimistAtomicQueueB2: 0.000000152 sec/round-trip

[360] 6m:12s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,279,331 msg/sec
     boost::lockfree::spsc_queue, 1,i:  70,952,471 msg/sec
          boost::lockfree::queue, 1,s:   6,910,127 msg/sec
          boost::lockfree::queue, 1,i:   6,832,043 msg/sec
          boost::lockfree::queue, 2,s:   7,548,161 msg/sec
          boost::lockfree::queue, 2,i:   7,460,065 msg/sec
          boost::lockfree::queue, 3,s:   7,446,885 msg/sec
          boost::lockfree::queue, 3,i:   7,503,257 msg/sec
          boost::lockfree::queue, 4,s:   6,428,981 msg/sec
          boost::lockfree::queue, 4,i:   6,853,727 msg/sec
          boost::lockfree::queue, 5,s:   6,454,790 msg/sec
          boost::lockfree::queue, 5,i:   6,528,416 msg/sec
          boost::lockfree::queue, 6,s:   6,014,695 msg/sec
          boost::lockfree::queue, 6,i:   6,107,663 msg/sec
          boost::lockfree::queue, 7,s:   5,850,213 msg/sec
          boost::lockfree::queue, 7,i:   6,031,527 msg/sec
          boost::lockfree::queue, 8,s:   5,439,004 msg/sec
          boost::lockfree::queue, 8,i:   5,697,533 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 476,329,689 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 496,002,468 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,946,083 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,746,144 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,762,537 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,870,350 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,275,260 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  15,904,183 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,138,718 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,977,739 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,377,454 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  33,063,537 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,444,944 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,142,254 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,013,331 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,021,551 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,346,204 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,169,417 msg/sec
                pthread_spinlock, 1,s:  29,184,350 msg/sec
                pthread_spinlock, 1,i:  25,466,040 msg/sec
                pthread_spinlock, 2,s:  15,597,996 msg/sec
                pthread_spinlock, 2,i:  16,900,832 msg/sec
                pthread_spinlock, 3,s:   8,288,848 msg/sec
                pthread_spinlock, 3,i:  12,009,384 msg/sec
                pthread_spinlock, 4,s:   6,512,070 msg/sec
                pthread_spinlock, 4,i:   9,045,186 msg/sec
                pthread_spinlock, 5,s:   8,701,510 msg/sec
                pthread_spinlock, 5,i:   8,806,339 msg/sec
                pthread_spinlock, 6,s:   8,444,422 msg/sec
                pthread_spinlock, 6,i:   8,990,370 msg/sec
                pthread_spinlock, 7,s:   7,549,656 msg/sec
                pthread_spinlock, 7,i:   7,885,420 msg/sec
                pthread_spinlock, 8,s:   6,651,514 msg/sec
                pthread_spinlock, 8,i:   6,940,486 msg/sec
                      std::mutex, 1,s:   7,396,986 msg/sec
                      std::mutex, 1,i:   6,727,526 msg/sec
                      std::mutex, 2,s:   5,791,362 msg/sec
                      std::mutex, 2,i:   6,206,769 msg/sec
                      std::mutex, 3,s:   6,105,216 msg/sec
                      std::mutex, 3,i:   5,850,793 msg/sec
                      std::mutex, 4,s:   5,413,927 msg/sec
                      std::mutex, 4,i:   6,356,880 msg/sec
                      std::mutex, 5,s:   5,921,075 msg/sec
                      std::mutex, 5,i:   6,138,727 msg/sec
                      std::mutex, 6,s:   6,085,754 msg/sec
                      std::mutex, 6,i:   5,978,477 msg/sec
                      std::mutex, 7,s:   5,923,897 msg/sec
                      std::mutex, 7,i:   5,963,251 msg/sec
                      std::mutex, 8,s:   5,741,580 msg/sec
                      std::mutex, 8,i:   5,741,265 msg/sec
                 tbb::spin_mutex, 1,s:  37,668,162 msg/sec
                 tbb::spin_mutex, 1,i:  32,690,899 msg/sec
                 tbb::spin_mutex, 2,s:  21,155,103 msg/sec
                 tbb::spin_mutex, 2,i:  19,021,586 msg/sec
                 tbb::spin_mutex, 3,s:   7,523,950 msg/sec
                 tbb::spin_mutex, 3,i:  10,756,058 msg/sec
                 tbb::spin_mutex, 4,s:   3,203,842 msg/sec
                 tbb::spin_mutex, 4,i:   6,351,447 msg/sec
                 tbb::spin_mutex, 5,s:   5,521,626 msg/sec
                 tbb::spin_mutex, 5,i:   5,785,210 msg/sec
                 tbb::spin_mutex, 6,s:   5,357,318 msg/sec
                 tbb::spin_mutex, 6,i:   4,322,349 msg/sec
                 tbb::spin_mutex, 7,s:   4,884,015 msg/sec
                 tbb::spin_mutex, 7,i:   4,369,166 msg/sec
                 tbb::spin_mutex, 8,s:   4,245,229 msg/sec
                 tbb::spin_mutex, 8,i:   4,167,989 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,077,025 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,694,323 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,328,008 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,466,476 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,570,349 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,476,551 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,468,275 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,607,681 msg/sec
   tbb::concurrent_bounded_queue, 5,s:  10,015,302 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,638,417 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,876,062 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,663,835 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,881,956 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,796,796 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,786,059 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,495,556 msg/sec
     xenium::michael_scott_queue, 1,s:   9,568,369 msg/sec
     xenium::michael_scott_queue, 1,i:   9,562,420 msg/sec
     xenium::michael_scott_queue, 2,s:   8,557,125 msg/sec
     xenium::michael_scott_queue, 2,i:   8,495,951 msg/sec
     xenium::michael_scott_queue, 3,s:   7,310,590 msg/sec
     xenium::michael_scott_queue, 3,i:   7,568,142 msg/sec
     xenium::michael_scott_queue, 4,s:   6,233,714 msg/sec
     xenium::michael_scott_queue, 4,i:   6,320,414 msg/sec
     xenium::michael_scott_queue, 5,s:   6,289,347 msg/sec
     xenium::michael_scott_queue, 5,i:   6,651,734 msg/sec
     xenium::michael_scott_queue, 6,s:   6,472,520 msg/sec
     xenium::michael_scott_queue, 6,i:   6,906,488 msg/sec
     xenium::michael_scott_queue, 7,s:   6,300,313 msg/sec
     xenium::michael_scott_queue, 7,i:   6,540,504 msg/sec
     xenium::michael_scott_queue, 8,s:   6,050,357 msg/sec
     xenium::michael_scott_queue, 8,i:   6,071,631 msg/sec
         xenium::ramalhete_queue, 1,s:  32,337,329 msg/sec
         xenium::ramalhete_queue, 1,i:  32,478,460 msg/sec
         xenium::ramalhete_queue, 2,s:  23,518,489 msg/sec
         xenium::ramalhete_queue, 2,i:  23,366,262 msg/sec
         xenium::ramalhete_queue, 3,s:  29,242,418 msg/sec
         xenium::ramalhete_queue, 3,i:  28,510,147 msg/sec
         xenium::ramalhete_queue, 4,s:  33,840,881 msg/sec
         xenium::ramalhete_queue, 4,i:  33,452,069 msg/sec
         xenium::ramalhete_queue, 5,s:  32,140,811 msg/sec
         xenium::ramalhete_queue, 5,i:  36,094,894 msg/sec
         xenium::ramalhete_queue, 6,s:  34,078,890 msg/sec
         xenium::ramalhete_queue, 6,i:  39,641,033 msg/sec
         xenium::ramalhete_queue, 7,s:  35,140,975 msg/sec
         xenium::ramalhete_queue, 7,i:  41,368,892 msg/sec
         xenium::ramalhete_queue, 8,s:  35,565,002 msg/sec
         xenium::ramalhete_queue, 8,i:  43,929,925 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 122,030,997 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 108,588,533 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,943,315 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,345,914 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,679,029 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,991,224 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,559,728 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,186,384 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,070,627 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,263,156 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,164,172 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,412,070 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,293,731 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,900,982 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,441,975 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,348,128 msg/sec
                     AtomicQueue, 1,s:  60,696,661 msg/sec
                     AtomicQueue, 1,i:  56,827,630 msg/sec
                     AtomicQueue, 2,s:  12,273,326 msg/sec
                     AtomicQueue, 2,i:  11,743,386 msg/sec
                     AtomicQueue, 3,s:  10,857,240 msg/sec
                     AtomicQueue, 3,i:   9,894,497 msg/sec
                     AtomicQueue, 4,s:   8,178,983 msg/sec
                     AtomicQueue, 4,i:   8,187,190 msg/sec
                     AtomicQueue, 5,s:   8,026,846 msg/sec
                     AtomicQueue, 5,i:   8,130,313 msg/sec
                     AtomicQueue, 6,s:   7,832,088 msg/sec
                     AtomicQueue, 6,i:   7,599,575 msg/sec
                     AtomicQueue, 7,s:   7,051,376 msg/sec
                     AtomicQueue, 7,i:   8,000,890 msg/sec
                     AtomicQueue, 8,s:   6,326,910 msg/sec
                     AtomicQueue, 8,i:   7,436,544 msg/sec
                    AtomicQueueB, 1,s: 127,835,756 msg/sec
                    AtomicQueueB, 1,i:  42,984,862 msg/sec
                    AtomicQueueB, 2,s:  11,888,747 msg/sec
                    AtomicQueueB, 2,i:  11,521,481 msg/sec
                    AtomicQueueB, 3,s:  10,913,626 msg/sec
                    AtomicQueueB, 3,i:  10,128,221 msg/sec
                    AtomicQueueB, 4,s:   8,102,774 msg/sec
                    AtomicQueueB, 4,i:   7,935,110 msg/sec
                    AtomicQueueB, 5,s:   7,747,319 msg/sec
                    AtomicQueueB, 5,i:   7,838,063 msg/sec
                    AtomicQueueB, 6,s:   7,471,476 msg/sec
                    AtomicQueueB, 6,i:   7,519,902 msg/sec
                    AtomicQueueB, 7,s:   6,934,318 msg/sec
                    AtomicQueueB, 7,i:   7,741,176 msg/sec
                    AtomicQueueB, 8,s:   6,284,555 msg/sec
                    AtomicQueueB, 8,i:   7,146,344 msg/sec
             OptimistAtomicQueue, 1,s: 799,222,995 msg/sec
             OptimistAtomicQueue, 1,i: 525,464,744 msg/sec
             OptimistAtomicQueue, 2,s:  32,649,006 msg/sec
             OptimistAtomicQueue, 2,i:  32,698,344 msg/sec
             OptimistAtomicQueue, 3,s:  36,668,406 msg/sec
             OptimistAtomicQueue, 3,i:  37,147,230 msg/sec
             OptimistAtomicQueue, 4,s:  39,282,568 msg/sec
             OptimistAtomicQueue, 4,i:  39,404,548 msg/sec
             OptimistAtomicQueue, 5,s:  42,411,906 msg/sec
             OptimistAtomicQueue, 5,i:  46,328,734 msg/sec
             OptimistAtomicQueue, 6,s:  42,328,811 msg/sec
             OptimistAtomicQueue, 6,i:  49,801,559 msg/sec
             OptimistAtomicQueue, 7,s:  45,270,525 msg/sec
             OptimistAtomicQueue, 7,i:  53,065,375 msg/sec
             OptimistAtomicQueue, 8,s:  46,493,439 msg/sec
             OptimistAtomicQueue, 8,i:  50,016,869 msg/sec
            OptimistAtomicQueueB, 1,s: 103,368,671 msg/sec
            OptimistAtomicQueueB, 1,i:  76,605,516 msg/sec
            OptimistAtomicQueueB, 2,s:  32,204,764 msg/sec
            OptimistAtomicQueueB, 2,i:  32,307,947 msg/sec
            OptimistAtomicQueueB, 3,s:  36,319,047 msg/sec
            OptimistAtomicQueueB, 3,i:  36,887,662 msg/sec
            OptimistAtomicQueueB, 4,s:  38,549,248 msg/sec
            OptimistAtomicQueueB, 4,i:  38,407,948 msg/sec
            OptimistAtomicQueueB, 5,s:  41,038,295 msg/sec
            OptimistAtomicQueueB, 5,i:  45,463,082 msg/sec
            OptimistAtomicQueueB, 6,s:  40,671,186 msg/sec
            OptimistAtomicQueueB, 6,i:  49,006,889 msg/sec
            OptimistAtomicQueueB, 7,s:  42,062,633 msg/sec
            OptimistAtomicQueueB, 7,i:  48,219,778 msg/sec
            OptimistAtomicQueueB, 8,s:  44,276,229 msg/sec
            OptimistAtomicQueueB, 8,i:  48,037,084 msg/sec
                    AtomicQueue2, 1,s:  23,336,417 msg/sec
                    AtomicQueue2, 1,i:  23,130,177 msg/sec
                    AtomicQueue2, 2,s:  11,980,766 msg/sec
                    AtomicQueue2, 2,i:  11,690,709 msg/sec
                    AtomicQueue2, 3,s:   9,417,566 msg/sec
                    AtomicQueue2, 3,i:   9,387,315 msg/sec
                    AtomicQueue2, 4,s:   8,030,314 msg/sec
                    AtomicQueue2, 4,i:   8,053,770 msg/sec
                    AtomicQueue2, 5,s:   7,890,397 msg/sec
                    AtomicQueue2, 5,i:   7,999,587 msg/sec
                    AtomicQueue2, 6,s:   7,877,015 msg/sec
                    AtomicQueue2, 6,i:   7,526,382 msg/sec
                    AtomicQueue2, 7,s:   7,118,600 msg/sec
                    AtomicQueue2, 7,i:   7,891,063 msg/sec
                    AtomicQueue2, 8,s:   6,396,651 msg/sec
                    AtomicQueue2, 8,i:   7,374,858 msg/sec
                   AtomicQueueB2, 1,s:  36,196,162 msg/sec
                   AtomicQueueB2, 1,i:  32,604,192 msg/sec
                   AtomicQueueB2, 2,s:  11,452,609 msg/sec
                   AtomicQueueB2, 2,i:  11,152,433 msg/sec
                   AtomicQueueB2, 3,s:   9,650,588 msg/sec
                   AtomicQueueB2, 3,i:   9,607,545 msg/sec
                   AtomicQueueB2, 4,s:   7,959,438 msg/sec
                   AtomicQueueB2, 4,i:   7,714,071 msg/sec
                   AtomicQueueB2, 5,s:   7,516,350 msg/sec
                   AtomicQueueB2, 5,i:   7,672,002 msg/sec
                   AtomicQueueB2, 6,s:   7,188,105 msg/sec
                   AtomicQueueB2, 6,i:   7,420,743 msg/sec
                   AtomicQueueB2, 7,s:   6,898,051 msg/sec
                   AtomicQueueB2, 7,i:   7,670,154 msg/sec
                   AtomicQueueB2, 8,s:   6,279,417 msg/sec
                   AtomicQueueB2, 8,i:   7,088,676 msg/sec
            OptimistAtomicQueue2, 1,s: 396,153,664 msg/sec
            OptimistAtomicQueue2, 1,i:  31,897,594 msg/sec
            OptimistAtomicQueue2, 2,s:  26,188,957 msg/sec
            OptimistAtomicQueue2, 2,i:  24,023,585 msg/sec
            OptimistAtomicQueue2, 3,s:  30,321,484 msg/sec
            OptimistAtomicQueue2, 3,i:  31,878,686 msg/sec
            OptimistAtomicQueue2, 4,s:  33,182,395 msg/sec
            OptimistAtomicQueue2, 4,i:  33,192,207 msg/sec
            OptimistAtomicQueue2, 5,s:  37,770,423 msg/sec
            OptimistAtomicQueue2, 5,i:  40,310,761 msg/sec
            OptimistAtomicQueue2, 6,s:  40,278,496 msg/sec
            OptimistAtomicQueue2, 6,i:  49,020,434 msg/sec
            OptimistAtomicQueue2, 7,s:  42,779,904 msg/sec
            OptimistAtomicQueue2, 7,i:  51,712,616 msg/sec
            OptimistAtomicQueue2, 8,s:  43,984,658 msg/sec
            OptimistAtomicQueue2, 8,i:  48,309,326 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,728,992 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,864,200 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,842,633 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,033,334 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,665,961 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,103,282 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,104,677 msg/sec
           OptimistAtomicQueueB2, 4,i:  31,658,347 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,281,257 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,090,264 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,279,297 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,602,439 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,126,370 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,328,996 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,131,850 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,323,686 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000320 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000121 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000235 sec/round-trip
                pthread_spinlock: 0.000000245 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000291 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000281 sec/round-trip
     xenium::michael_scott_queue: 0.000000370 sec/round-trip
         xenium::ramalhete_queue: 0.000000266 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000177 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000141 sec/round-trip
                    AtomicQueue2: 0.000000174 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000174 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[361] 4m:53s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  68,166,326 msg/sec
     boost::lockfree::spsc_queue, 1,i:  68,041,655 msg/sec
          boost::lockfree::queue, 1,s:   6,932,880 msg/sec
          boost::lockfree::queue, 1,i:   6,883,832 msg/sec
          boost::lockfree::queue, 2,s:   7,401,558 msg/sec
          boost::lockfree::queue, 2,i:   7,357,882 msg/sec
          boost::lockfree::queue, 3,s:   7,357,411 msg/sec
          boost::lockfree::queue, 3,i:   7,507,185 msg/sec
          boost::lockfree::queue, 4,s:   6,422,748 msg/sec
          boost::lockfree::queue, 4,i:   6,787,943 msg/sec
          boost::lockfree::queue, 5,s:   6,447,479 msg/sec
          boost::lockfree::queue, 5,i:   6,437,698 msg/sec
          boost::lockfree::queue, 6,s:   5,969,801 msg/sec
          boost::lockfree::queue, 6,i:   6,096,214 msg/sec
          boost::lockfree::queue, 7,s:   6,051,300 msg/sec
          boost::lockfree::queue, 7,i:   6,111,300 msg/sec
          boost::lockfree::queue, 8,s:   5,390,176 msg/sec
          boost::lockfree::queue, 8,i:   5,586,414 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 503,355,430 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  97,081,058 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,536,289 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  26,509,724 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  14,851,668 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  14,957,146 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  15,876,695 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,523,138 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  30,089,388 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,084,333 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,272,754 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,270,104 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  46,174,782 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  19,198,099 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  17,835,049 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,156,899 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,115,567 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,372,270 msg/sec
                pthread_spinlock, 1,s:  28,750,496 msg/sec
                pthread_spinlock, 1,i:  25,437,866 msg/sec
                pthread_spinlock, 2,s:  16,130,159 msg/sec
                pthread_spinlock, 2,i:  16,775,751 msg/sec
                pthread_spinlock, 3,s:   8,386,808 msg/sec
                pthread_spinlock, 3,i:  11,996,519 msg/sec
                pthread_spinlock, 4,s:   6,554,331 msg/sec
                pthread_spinlock, 4,i:   9,170,958 msg/sec
                pthread_spinlock, 5,s:   8,694,150 msg/sec
                pthread_spinlock, 5,i:   9,074,858 msg/sec
                pthread_spinlock, 6,s:   8,573,618 msg/sec
                pthread_spinlock, 6,i:   8,405,582 msg/sec
                pthread_spinlock, 7,s:   7,616,581 msg/sec
                pthread_spinlock, 7,i:   7,588,307 msg/sec
                pthread_spinlock, 8,s:   6,666,009 msg/sec
                pthread_spinlock, 8,i:   6,999,517 msg/sec
                      std::mutex, 1,s:   6,895,890 msg/sec
                      std::mutex, 1,i:   6,919,514 msg/sec
                      std::mutex, 2,s:   6,027,563 msg/sec
                      std::mutex, 2,i:   6,021,151 msg/sec
                      std::mutex, 3,s:   5,997,004 msg/sec
                      std::mutex, 3,i:   6,010,949 msg/sec
                      std::mutex, 4,s:   6,214,945 msg/sec
                      std::mutex, 4,i:   6,239,617 msg/sec
                      std::mutex, 5,s:   6,027,467 msg/sec
                      std::mutex, 5,i:   5,744,548 msg/sec
                      std::mutex, 6,s:   5,851,274 msg/sec
                      std::mutex, 6,i:   5,957,844 msg/sec
                      std::mutex, 7,s:   5,779,622 msg/sec
                      std::mutex, 7,i:   5,786,890 msg/sec
                      std::mutex, 8,s:   5,687,583 msg/sec
                      std::mutex, 8,i:   5,646,163 msg/sec
                 tbb::spin_mutex, 1,s:  37,623,669 msg/sec
                 tbb::spin_mutex, 1,i:  33,075,253 msg/sec
                 tbb::spin_mutex, 2,s:  20,941,416 msg/sec
                 tbb::spin_mutex, 2,i:  18,136,294 msg/sec
                 tbb::spin_mutex, 3,s:   7,417,261 msg/sec
                 tbb::spin_mutex, 3,i:  11,219,829 msg/sec
                 tbb::spin_mutex, 4,s:   3,124,212 msg/sec
                 tbb::spin_mutex, 4,i:   6,334,502 msg/sec
                 tbb::spin_mutex, 5,s:   5,485,232 msg/sec
                 tbb::spin_mutex, 5,i:   5,811,689 msg/sec
                 tbb::spin_mutex, 6,s:   5,355,056 msg/sec
                 tbb::spin_mutex, 6,i:   4,297,214 msg/sec
                 tbb::spin_mutex, 7,s:   4,840,557 msg/sec
                 tbb::spin_mutex, 7,i:   4,349,647 msg/sec
                 tbb::spin_mutex, 8,s:   4,266,604 msg/sec
                 tbb::spin_mutex, 8,i:   4,174,161 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  14,346,423 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  14,488,034 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,953,693 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,920,981 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  12,069,845 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,607,191 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,285,822 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,291,615 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,728,950 msg/sec
   tbb::concurrent_bounded_queue, 5,i:  10,189,378 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,825,993 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,407,605 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,900,229 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,601,913 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   7,040,432 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,766,894 msg/sec
     xenium::michael_scott_queue, 1,s:   9,592,945 msg/sec
     xenium::michael_scott_queue, 1,i:   9,611,770 msg/sec
     xenium::michael_scott_queue, 2,s:   8,508,543 msg/sec
     xenium::michael_scott_queue, 2,i:   8,648,634 msg/sec
     xenium::michael_scott_queue, 3,s:   7,207,638 msg/sec
     xenium::michael_scott_queue, 3,i:   7,560,352 msg/sec
     xenium::michael_scott_queue, 4,s:   6,315,954 msg/sec
     xenium::michael_scott_queue, 4,i:   6,295,926 msg/sec
     xenium::michael_scott_queue, 5,s:   6,270,222 msg/sec
     xenium::michael_scott_queue, 5,i:   6,634,906 msg/sec
     xenium::michael_scott_queue, 6,s:   6,491,412 msg/sec
     xenium::michael_scott_queue, 6,i:   6,992,084 msg/sec
     xenium::michael_scott_queue, 7,s:   6,272,620 msg/sec
     xenium::michael_scott_queue, 7,i:   6,542,455 msg/sec
     xenium::michael_scott_queue, 8,s:   5,998,114 msg/sec
     xenium::michael_scott_queue, 8,i:   6,084,573 msg/sec
         xenium::ramalhete_queue, 1,s:  31,518,850 msg/sec
         xenium::ramalhete_queue, 1,i:  31,462,924 msg/sec
         xenium::ramalhete_queue, 2,s:  23,857,472 msg/sec
         xenium::ramalhete_queue, 2,i:  23,315,340 msg/sec
         xenium::ramalhete_queue, 3,s:  29,191,860 msg/sec
         xenium::ramalhete_queue, 3,i:  28,461,717 msg/sec
         xenium::ramalhete_queue, 4,s:  33,824,536 msg/sec
         xenium::ramalhete_queue, 4,i:  33,499,931 msg/sec
         xenium::ramalhete_queue, 5,s:  32,230,325 msg/sec
         xenium::ramalhete_queue, 5,i:  36,081,728 msg/sec
         xenium::ramalhete_queue, 6,s:  34,096,279 msg/sec
         xenium::ramalhete_queue, 6,i:  38,975,235 msg/sec
         xenium::ramalhete_queue, 7,s:  35,166,946 msg/sec
         xenium::ramalhete_queue, 7,i:  41,232,349 msg/sec
         xenium::ramalhete_queue, 8,s:  35,543,896 msg/sec
         xenium::ramalhete_queue, 8,i:  43,723,050 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,714,646 msg/sec
    xenium::vyukov_bounded_queue, 1,i: 120,619,237 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,925,134 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  25,124,599 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,728,096 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  16,028,871 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,531,802 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,395,251 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  11,051,739 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,358,751 msg/sec
    xenium::vyukov_bounded_queue, 6,s:  10,028,990 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,177,164 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,304,887 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,317,676 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,416,088 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,551,312 msg/sec
                     AtomicQueue, 1,s:  62,890,817 msg/sec
                     AtomicQueue, 1,i:  56,537,942 msg/sec
                     AtomicQueue, 2,s:  12,312,377 msg/sec
                     AtomicQueue, 2,i:  11,733,100 msg/sec
                     AtomicQueue, 3,s:  10,757,824 msg/sec
                     AtomicQueue, 3,i:   9,933,351 msg/sec
                     AtomicQueue, 4,s:   8,157,851 msg/sec
                     AtomicQueue, 4,i:   8,206,119 msg/sec
                     AtomicQueue, 5,s:   8,055,639 msg/sec
                     AtomicQueue, 5,i:   8,132,031 msg/sec
                     AtomicQueue, 6,s:   7,896,136 msg/sec
                     AtomicQueue, 6,i:   7,610,847 msg/sec
                     AtomicQueue, 7,s:   7,071,383 msg/sec
                     AtomicQueue, 7,i:   7,967,757 msg/sec
                     AtomicQueue, 8,s:   6,318,032 msg/sec
                     AtomicQueue, 8,i:   7,447,844 msg/sec
                    AtomicQueueB, 1,s:  89,732,769 msg/sec
                    AtomicQueueB, 1,i:  44,377,497 msg/sec
                    AtomicQueueB, 2,s:  11,861,450 msg/sec
                    AtomicQueueB, 2,i:  11,457,596 msg/sec
                    AtomicQueueB, 3,s:  11,035,307 msg/sec
                    AtomicQueueB, 3,i:  10,187,596 msg/sec
                    AtomicQueueB, 4,s:   8,063,830 msg/sec
                    AtomicQueueB, 4,i:   8,029,246 msg/sec
                    AtomicQueueB, 5,s:   7,678,841 msg/sec
                    AtomicQueueB, 5,i:   7,809,604 msg/sec
                    AtomicQueueB, 6,s:   7,402,382 msg/sec
                    AtomicQueueB, 6,i:   7,539,654 msg/sec
                    AtomicQueueB, 7,s:   6,883,219 msg/sec
                    AtomicQueueB, 7,i:   7,731,641 msg/sec
                    AtomicQueueB, 8,s:   6,204,006 msg/sec
                    AtomicQueueB, 8,i:   7,182,610 msg/sec
             OptimistAtomicQueue, 1,s: 741,250,968 msg/sec
             OptimistAtomicQueue, 1,i: 573,558,686 msg/sec
             OptimistAtomicQueue, 2,s:  32,147,790 msg/sec
             OptimistAtomicQueue, 2,i:  32,191,681 msg/sec
             OptimistAtomicQueue, 3,s:  36,618,745 msg/sec
             OptimistAtomicQueue, 3,i:  37,331,911 msg/sec
             OptimistAtomicQueue, 4,s:  39,274,694 msg/sec
             OptimistAtomicQueue, 4,i:  39,410,356 msg/sec
             OptimistAtomicQueue, 5,s:  41,680,280 msg/sec
             OptimistAtomicQueue, 5,i:  46,378,013 msg/sec
             OptimistAtomicQueue, 6,s:  42,705,801 msg/sec
             OptimistAtomicQueue, 6,i:  50,247,561 msg/sec
             OptimistAtomicQueue, 7,s:  44,336,219 msg/sec
             OptimistAtomicQueue, 7,i:  49,113,103 msg/sec
             OptimistAtomicQueue, 8,s:  46,253,605 msg/sec
             OptimistAtomicQueue, 8,i:  49,144,473 msg/sec
            OptimistAtomicQueueB, 1,s: 176,763,680 msg/sec
            OptimistAtomicQueueB, 1,i:  77,849,125 msg/sec
            OptimistAtomicQueueB, 2,s:  32,270,281 msg/sec
            OptimistAtomicQueueB, 2,i:  32,324,824 msg/sec
            OptimistAtomicQueueB, 3,s:  36,249,574 msg/sec
            OptimistAtomicQueueB, 3,i:  36,896,822 msg/sec
            OptimistAtomicQueueB, 4,s:  38,728,824 msg/sec
            OptimistAtomicQueueB, 4,i:  38,811,013 msg/sec
            OptimistAtomicQueueB, 5,s:  40,637,236 msg/sec
            OptimistAtomicQueueB, 5,i:  45,317,613 msg/sec
            OptimistAtomicQueueB, 6,s:  40,706,686 msg/sec
            OptimistAtomicQueueB, 6,i:  49,226,789 msg/sec
            OptimistAtomicQueueB, 7,s:  41,622,172 msg/sec
            OptimistAtomicQueueB, 7,i:  51,359,450 msg/sec
            OptimistAtomicQueueB, 8,s:  44,355,102 msg/sec
            OptimistAtomicQueueB, 8,i:  48,709,807 msg/sec
                    AtomicQueue2, 1,s:  22,836,031 msg/sec
                    AtomicQueue2, 1,i:  22,829,132 msg/sec
                    AtomicQueue2, 2,s:  11,807,535 msg/sec
                    AtomicQueue2, 2,i:  11,435,326 msg/sec
                    AtomicQueue2, 3,s:   9,681,657 msg/sec
                    AtomicQueue2, 3,i:   9,503,648 msg/sec
                    AtomicQueue2, 4,s:   8,070,300 msg/sec
                    AtomicQueue2, 4,i:   8,117,502 msg/sec
                    AtomicQueue2, 5,s:   7,906,487 msg/sec
                    AtomicQueue2, 5,i:   8,064,398 msg/sec
                    AtomicQueue2, 6,s:   7,827,317 msg/sec
                    AtomicQueue2, 6,i:   7,536,047 msg/sec
                    AtomicQueue2, 7,s:   7,148,465 msg/sec
                    AtomicQueue2, 7,i:   7,908,857 msg/sec
                    AtomicQueue2, 8,s:   6,403,419 msg/sec
                    AtomicQueue2, 8,i:   7,335,295 msg/sec
                   AtomicQueueB2, 1,s:  36,090,439 msg/sec
                   AtomicQueueB2, 1,i:  32,647,392 msg/sec
                   AtomicQueueB2, 2,s:  11,413,987 msg/sec
                   AtomicQueueB2, 2,i:  11,126,491 msg/sec
                   AtomicQueueB2, 3,s:   9,666,853 msg/sec
                   AtomicQueueB2, 3,i:   9,463,031 msg/sec
                   AtomicQueueB2, 4,s:   7,915,248 msg/sec
                   AtomicQueueB2, 4,i:   7,838,700 msg/sec
                   AtomicQueueB2, 5,s:   7,407,206 msg/sec
                   AtomicQueueB2, 5,i:   7,794,421 msg/sec
                   AtomicQueueB2, 6,s:   7,153,583 msg/sec
                   AtomicQueueB2, 6,i:   7,465,279 msg/sec
                   AtomicQueueB2, 7,s:   6,888,704 msg/sec
                   AtomicQueueB2, 7,i:   7,710,024 msg/sec
                   AtomicQueueB2, 8,s:   6,297,183 msg/sec
                   AtomicQueueB2, 8,i:   7,112,945 msg/sec
            OptimistAtomicQueue2, 1,s: 476,744,407 msg/sec
            OptimistAtomicQueue2, 1,i:  29,879,255 msg/sec
            OptimistAtomicQueue2, 2,s:  24,265,872 msg/sec
            OptimistAtomicQueue2, 2,i:  24,013,761 msg/sec
            OptimistAtomicQueue2, 3,s:  30,490,991 msg/sec
            OptimistAtomicQueue2, 3,i:  30,238,467 msg/sec
            OptimistAtomicQueue2, 4,s:  33,288,520 msg/sec
            OptimistAtomicQueue2, 4,i:  33,113,362 msg/sec
            OptimistAtomicQueue2, 5,s:  37,022,041 msg/sec
            OptimistAtomicQueue2, 5,i:  40,507,109 msg/sec
            OptimistAtomicQueue2, 6,s:  40,266,997 msg/sec
            OptimistAtomicQueue2, 6,i:  49,346,086 msg/sec
            OptimistAtomicQueue2, 7,s:  43,227,290 msg/sec
            OptimistAtomicQueue2, 7,i:  51,258,857 msg/sec
            OptimistAtomicQueue2, 8,s:  43,980,731 msg/sec
            OptimistAtomicQueue2, 8,i:  49,421,762 msg/sec
           OptimistAtomicQueueB2, 1,s:  76,478,369 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,860,499 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,313,339 msg/sec
           OptimistAtomicQueueB2, 2,i:  25,720,304 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,705,695 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,406,881 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,426,232 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,156,598 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,231,465 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,072,977 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,256,471 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,429,931 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,202,318 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,070,025 msg/sec
           OptimistAtomicQueueB2, 8,s:  41,862,553 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,606,203 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000318 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000144 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000227 sec/round-trip
                pthread_spinlock: 0.000000250 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000252 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000285 sec/round-trip
     xenium::michael_scott_queue: 0.000000371 sec/round-trip
         xenium::ramalhete_queue: 0.000000269 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000219 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000180 sec/round-trip
             OptimistAtomicQueue: 0.000000158 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000181 sec/round-trip
            OptimistAtomicQueue2: 0.000000176 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[362] 3m:34s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,534,540 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,055,423 msg/sec
          boost::lockfree::queue, 1,s:   6,895,463 msg/sec
          boost::lockfree::queue, 1,i:   6,858,389 msg/sec
          boost::lockfree::queue, 2,s:   7,594,007 msg/sec
          boost::lockfree::queue, 2,i:   7,547,170 msg/sec
          boost::lockfree::queue, 3,s:   7,404,893 msg/sec
          boost::lockfree::queue, 3,i:   7,543,747 msg/sec
          boost::lockfree::queue, 4,s:   6,422,458 msg/sec
          boost::lockfree::queue, 4,i:   6,768,437 msg/sec
          boost::lockfree::queue, 5,s:   6,383,937 msg/sec
          boost::lockfree::queue, 5,i:   6,497,070 msg/sec
          boost::lockfree::queue, 6,s:   6,027,175 msg/sec
          boost::lockfree::queue, 6,i:   6,109,065 msg/sec
          boost::lockfree::queue, 7,s:   6,029,063 msg/sec
          boost::lockfree::queue, 7,i:   5,965,517 msg/sec
          boost::lockfree::queue, 8,s:   5,519,615 msg/sec
          boost::lockfree::queue, 8,i:   5,697,274 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 138,079,002 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  85,698,739 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  25,152,936 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  21,699,219 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,718,920 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,529,988 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,392,101 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,278,448 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  16,583,235 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  16,514,510 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,377,097 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  17,728,088 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,482,394 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  45,505,733 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  47,368,115 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,674,777 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,256,886 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,455,775 msg/sec
                pthread_spinlock, 1,s:  29,151,241 msg/sec
                pthread_spinlock, 1,i:  25,504,485 msg/sec
                pthread_spinlock, 2,s:  15,549,345 msg/sec
                pthread_spinlock, 2,i:  17,135,730 msg/sec
                pthread_spinlock, 3,s:   8,272,784 msg/sec
                pthread_spinlock, 3,i:  11,973,313 msg/sec
                pthread_spinlock, 4,s:   6,492,348 msg/sec
                pthread_spinlock, 4,i:   8,908,179 msg/sec
                pthread_spinlock, 5,s:   8,702,764 msg/sec
                pthread_spinlock, 5,i:   9,500,270 msg/sec
                pthread_spinlock, 6,s:   8,563,657 msg/sec
                pthread_spinlock, 6,i:   8,547,316 msg/sec
                pthread_spinlock, 7,s:   7,463,596 msg/sec
                pthread_spinlock, 7,i:   7,732,304 msg/sec
                pthread_spinlock, 8,s:   6,634,791 msg/sec
                pthread_spinlock, 8,i:   6,859,773 msg/sec
                      std::mutex, 1,s:   7,050,647 msg/sec
                      std::mutex, 1,i:   6,098,968 msg/sec
                      std::mutex, 2,s:   5,577,002 msg/sec
                      std::mutex, 2,i:   5,530,882 msg/sec
                      std::mutex, 3,s:   5,104,099 msg/sec
                      std::mutex, 3,i:   5,532,835 msg/sec
                      std::mutex, 4,s:   6,203,701 msg/sec
                      std::mutex, 4,i:   6,224,294 msg/sec
                      std::mutex, 5,s:   6,075,409 msg/sec
                      std::mutex, 5,i:   6,168,567 msg/sec
                      std::mutex, 6,s:   5,828,670 msg/sec
                      std::mutex, 6,i:   5,933,432 msg/sec
                      std::mutex, 7,s:   5,781,159 msg/sec
                      std::mutex, 7,i:   5,810,021 msg/sec
                      std::mutex, 8,s:   5,685,223 msg/sec
                      std::mutex, 8,i:   5,684,626 msg/sec
                 tbb::spin_mutex, 1,s:  37,839,430 msg/sec
                 tbb::spin_mutex, 1,i:  33,143,112 msg/sec
                 tbb::spin_mutex, 2,s:  21,068,149 msg/sec
                 tbb::spin_mutex, 2,i:  18,486,189 msg/sec
                 tbb::spin_mutex, 3,s:   8,517,650 msg/sec
                 tbb::spin_mutex, 3,i:  10,256,168 msg/sec
                 tbb::spin_mutex, 4,s:   3,170,267 msg/sec
                 tbb::spin_mutex, 4,i:   6,321,945 msg/sec
                 tbb::spin_mutex, 5,s:   5,280,141 msg/sec
                 tbb::spin_mutex, 5,i:   5,857,518 msg/sec
                 tbb::spin_mutex, 6,s:   5,319,539 msg/sec
                 tbb::spin_mutex, 6,i:   4,328,477 msg/sec
                 tbb::spin_mutex, 7,s:   4,857,383 msg/sec
                 tbb::spin_mutex, 7,i:   4,328,567 msg/sec
                 tbb::spin_mutex, 8,s:   4,226,233 msg/sec
                 tbb::spin_mutex, 8,i:   4,093,751 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,002,259 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,903,217 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,163,612 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,849,604 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,470,609 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,561,354 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,397,628 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,286,656 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,731,812 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,778,104 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,820,272 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   9,132,838 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,956,207 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,963,921 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,893,862 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,127,320 msg/sec
     xenium::michael_scott_queue, 1,s:   9,416,178 msg/sec
     xenium::michael_scott_queue, 1,i:   9,418,987 msg/sec
     xenium::michael_scott_queue, 2,s:   8,637,879 msg/sec
     xenium::michael_scott_queue, 2,i:   8,521,244 msg/sec
     xenium::michael_scott_queue, 3,s:   7,254,763 msg/sec
     xenium::michael_scott_queue, 3,i:   7,603,721 msg/sec
     xenium::michael_scott_queue, 4,s:   6,216,111 msg/sec
     xenium::michael_scott_queue, 4,i:   6,338,412 msg/sec
     xenium::michael_scott_queue, 5,s:   6,299,180 msg/sec
     xenium::michael_scott_queue, 5,i:   6,724,987 msg/sec
     xenium::michael_scott_queue, 6,s:   6,509,815 msg/sec
     xenium::michael_scott_queue, 6,i:   6,974,081 msg/sec
     xenium::michael_scott_queue, 7,s:   6,333,828 msg/sec
     xenium::michael_scott_queue, 7,i:   6,578,295 msg/sec
     xenium::michael_scott_queue, 8,s:   5,963,922 msg/sec
     xenium::michael_scott_queue, 8,i:   6,089,216 msg/sec
         xenium::ramalhete_queue, 1,s:  32,339,527 msg/sec
         xenium::ramalhete_queue, 1,i:  33,212,406 msg/sec
         xenium::ramalhete_queue, 2,s:  24,367,321 msg/sec
         xenium::ramalhete_queue, 2,i:  24,026,474 msg/sec
         xenium::ramalhete_queue, 3,s:  29,177,748 msg/sec
         xenium::ramalhete_queue, 3,i:  28,421,990 msg/sec
         xenium::ramalhete_queue, 4,s:  33,908,284 msg/sec
         xenium::ramalhete_queue, 4,i:  33,570,654 msg/sec
         xenium::ramalhete_queue, 5,s:  32,059,055 msg/sec
         xenium::ramalhete_queue, 5,i:  38,487,732 msg/sec
         xenium::ramalhete_queue, 6,s:  34,062,724 msg/sec
         xenium::ramalhete_queue, 6,i:  38,821,892 msg/sec
         xenium::ramalhete_queue, 7,s:  35,192,516 msg/sec
         xenium::ramalhete_queue, 7,i:  41,270,368 msg/sec
         xenium::ramalhete_queue, 8,s:  35,593,268 msg/sec
         xenium::ramalhete_queue, 8,i:  43,898,691 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 121,444,153 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  72,972,558 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,731,873 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,718,671 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,627,346 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,806,815 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,474,013 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,504,502 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,774,317 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,266,986 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,972,493 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,411,631 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,140,212 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,308,432 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,387,508 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,322,947 msg/sec
                     AtomicQueue, 1,s:  57,948,987 msg/sec
                     AtomicQueue, 1,i:  56,712,325 msg/sec
                     AtomicQueue, 2,s:  12,274,262 msg/sec
                     AtomicQueue, 2,i:  11,735,016 msg/sec
                     AtomicQueue, 3,s:  10,774,652 msg/sec
                     AtomicQueue, 3,i:  10,017,663 msg/sec
                     AtomicQueue, 4,s:   8,149,887 msg/sec
                     AtomicQueue, 4,i:   8,213,646 msg/sec
                     AtomicQueue, 5,s:   8,008,200 msg/sec
                     AtomicQueue, 5,i:   8,092,843 msg/sec
                     AtomicQueue, 6,s:   7,735,037 msg/sec
                     AtomicQueue, 6,i:   7,603,200 msg/sec
                     AtomicQueue, 7,s:   7,097,242 msg/sec
                     AtomicQueue, 7,i:   7,978,031 msg/sec
                     AtomicQueue, 8,s:   6,347,754 msg/sec
                     AtomicQueue, 8,i:   7,474,471 msg/sec
                    AtomicQueueB, 1,s:  45,920,050 msg/sec
                    AtomicQueueB, 1,i:  43,041,845 msg/sec
                    AtomicQueueB, 2,s:  11,764,916 msg/sec
                    AtomicQueueB, 2,i:  11,433,155 msg/sec
                    AtomicQueueB, 3,s:  11,020,046 msg/sec
                    AtomicQueueB, 3,i:  10,170,583 msg/sec
                    AtomicQueueB, 4,s:   8,071,053 msg/sec
                    AtomicQueueB, 4,i:   8,008,584 msg/sec
                    AtomicQueueB, 5,s:   7,592,598 msg/sec
                    AtomicQueueB, 5,i:   7,675,221 msg/sec
                    AtomicQueueB, 6,s:   7,326,411 msg/sec
                    AtomicQueueB, 6,i:   7,527,587 msg/sec
                    AtomicQueueB, 7,s:   6,858,393 msg/sec
                    AtomicQueueB, 7,i:   7,749,259 msg/sec
                    AtomicQueueB, 8,s:   6,279,275 msg/sec
                    AtomicQueueB, 8,i:   7,159,645 msg/sec
             OptimistAtomicQueue, 1,s: 512,361,030 msg/sec
             OptimistAtomicQueue, 1,i: 510,281,600 msg/sec
             OptimistAtomicQueue, 2,s:  32,209,219 msg/sec
             OptimistAtomicQueue, 2,i:  32,692,817 msg/sec
             OptimistAtomicQueue, 3,s:  36,628,537 msg/sec
             OptimistAtomicQueue, 3,i:  37,392,660 msg/sec
             OptimistAtomicQueue, 4,s:  39,284,266 msg/sec
             OptimistAtomicQueue, 4,i:  39,405,810 msg/sec
             OptimistAtomicQueue, 5,s:  41,771,121 msg/sec
             OptimistAtomicQueue, 5,i:  46,240,820 msg/sec
             OptimistAtomicQueue, 6,s:  41,941,759 msg/sec
             OptimistAtomicQueue, 6,i:  49,775,429 msg/sec
             OptimistAtomicQueue, 7,s:  44,427,482 msg/sec
             OptimistAtomicQueue, 7,i:  52,094,223 msg/sec
             OptimistAtomicQueue, 8,s:  46,411,877 msg/sec
             OptimistAtomicQueue, 8,i:  49,246,335 msg/sec
            OptimistAtomicQueueB, 1,s:  78,055,984 msg/sec
            OptimistAtomicQueueB, 1,i: 260,257,123 msg/sec
            OptimistAtomicQueueB, 2,s:  32,241,194 msg/sec
            OptimistAtomicQueueB, 2,i:  32,075,517 msg/sec
            OptimistAtomicQueueB, 3,s:  36,260,568 msg/sec
            OptimistAtomicQueueB, 3,i:  36,850,082 msg/sec
            OptimistAtomicQueueB, 4,s:  38,661,638 msg/sec
            OptimistAtomicQueueB, 4,i:  38,532,630 msg/sec
            OptimistAtomicQueueB, 5,s:  40,398,198 msg/sec
            OptimistAtomicQueueB, 5,i:  45,264,843 msg/sec
            OptimistAtomicQueueB, 6,s:  40,421,516 msg/sec
            OptimistAtomicQueueB, 6,i:  49,273,890 msg/sec
            OptimistAtomicQueueB, 7,s:  42,482,675 msg/sec
            OptimistAtomicQueueB, 7,i:  51,456,032 msg/sec
            OptimistAtomicQueueB, 8,s:  44,860,723 msg/sec
            OptimistAtomicQueueB, 8,i:  47,992,125 msg/sec
                    AtomicQueue2, 1,s:  22,831,415 msg/sec
                    AtomicQueue2, 1,i:  22,843,566 msg/sec
                    AtomicQueue2, 2,s:  11,781,786 msg/sec
                    AtomicQueue2, 2,i:  11,571,884 msg/sec
                    AtomicQueue2, 3,s:   9,446,376 msg/sec
                    AtomicQueue2, 3,i:   9,458,042 msg/sec
                    AtomicQueue2, 4,s:   7,993,443 msg/sec
                    AtomicQueue2, 4,i:   7,979,235 msg/sec
                    AtomicQueue2, 5,s:   7,953,265 msg/sec
                    AtomicQueue2, 5,i:   8,033,855 msg/sec
                    AtomicQueue2, 6,s:   7,811,978 msg/sec
                    AtomicQueue2, 6,i:   7,522,854 msg/sec
                    AtomicQueue2, 7,s:   7,159,646 msg/sec
                    AtomicQueue2, 7,i:   7,879,848 msg/sec
                    AtomicQueue2, 8,s:   6,360,632 msg/sec
                    AtomicQueue2, 8,i:   7,348,033 msg/sec
                   AtomicQueueB2, 1,s:  36,383,645 msg/sec
                   AtomicQueueB2, 1,i:  32,604,164 msg/sec
                   AtomicQueueB2, 2,s:  11,475,207 msg/sec
                   AtomicQueueB2, 2,i:  11,104,373 msg/sec
                   AtomicQueueB2, 3,s:   9,514,865 msg/sec
                   AtomicQueueB2, 3,i:   9,634,412 msg/sec
                   AtomicQueueB2, 4,s:   7,901,290 msg/sec
                   AtomicQueueB2, 4,i:   7,923,122 msg/sec
                   AtomicQueueB2, 5,s:   7,508,802 msg/sec
                   AtomicQueueB2, 5,i:   7,699,092 msg/sec
                   AtomicQueueB2, 6,s:   7,362,914 msg/sec
                   AtomicQueueB2, 6,i:   7,458,762 msg/sec
                   AtomicQueueB2, 7,s:   6,910,312 msg/sec
                   AtomicQueueB2, 7,i:   7,708,802 msg/sec
                   AtomicQueueB2, 8,s:   6,300,377 msg/sec
                   AtomicQueueB2, 8,i:   7,028,531 msg/sec
            OptimistAtomicQueue2, 1,s: 536,502,633 msg/sec
            OptimistAtomicQueue2, 1,i:  29,501,897 msg/sec
            OptimistAtomicQueue2, 2,s:  26,334,584 msg/sec
            OptimistAtomicQueue2, 2,i:  24,291,364 msg/sec
            OptimistAtomicQueue2, 3,s:  30,316,236 msg/sec
            OptimistAtomicQueue2, 3,i:  30,000,730 msg/sec
            OptimistAtomicQueue2, 4,s:  33,210,677 msg/sec
            OptimistAtomicQueue2, 4,i:  33,160,751 msg/sec
            OptimistAtomicQueue2, 5,s:  37,169,949 msg/sec
            OptimistAtomicQueue2, 5,i:  40,716,389 msg/sec
            OptimistAtomicQueue2, 6,s:  40,496,120 msg/sec
            OptimistAtomicQueue2, 6,i:  49,148,437 msg/sec
            OptimistAtomicQueue2, 7,s:  43,273,159 msg/sec
            OptimistAtomicQueue2, 7,i:  48,182,172 msg/sec
            OptimistAtomicQueue2, 8,s:  43,806,282 msg/sec
            OptimistAtomicQueue2, 8,i:  48,939,211 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,754,180 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,874,001 msg/sec
           OptimistAtomicQueueB2, 2,s:  26,826,707 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,189,384 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,742,939 msg/sec
           OptimistAtomicQueueB2, 3,i:  28,999,087 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,295,591 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,947,521 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,702,738 msg/sec
           OptimistAtomicQueueB2, 5,i:  38,873,792 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,034,766 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,481,668 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,089,588 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,296,793 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,354,873 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,157,462 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000133 sec/round-trip
          boost::lockfree::queue: 0.000000313 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000122 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000238 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000462 sec/round-trip
                 tbb::spin_mutex: 0.000000254 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000299 sec/round-trip
     xenium::michael_scott_queue: 0.000000366 sec/round-trip
         xenium::ramalhete_queue: 0.000000271 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000221 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000151 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000177 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

[363] 2m:14s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  71,086,095 msg/sec
     boost::lockfree::spsc_queue, 1,i:  71,246,013 msg/sec
          boost::lockfree::queue, 1,s:   6,872,100 msg/sec
          boost::lockfree::queue, 1,i:   6,908,595 msg/sec
          boost::lockfree::queue, 2,s:   7,651,344 msg/sec
          boost::lockfree::queue, 2,i:   7,462,969 msg/sec
          boost::lockfree::queue, 3,s:   7,417,474 msg/sec
          boost::lockfree::queue, 3,i:   7,616,885 msg/sec
          boost::lockfree::queue, 4,s:   6,420,764 msg/sec
          boost::lockfree::queue, 4,i:   6,789,362 msg/sec
          boost::lockfree::queue, 5,s:   6,414,847 msg/sec
          boost::lockfree::queue, 5,i:   6,512,192 msg/sec
          boost::lockfree::queue, 6,s:   5,997,258 msg/sec
          boost::lockfree::queue, 6,i:   6,175,097 msg/sec
          boost::lockfree::queue, 7,s:   5,978,454 msg/sec
          boost::lockfree::queue, 7,i:   6,035,319 msg/sec
          boost::lockfree::queue, 8,s:   5,439,939 msg/sec
          boost::lockfree::queue, 8,i:   5,560,524 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 522,601,604 msg/sec
   moodycamel::ReaderWriterQueue, 1,i: 109,586,525 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,545,370 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,684,436 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  15,055,422 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  15,213,960 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,012,911 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  16,531,343 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,428,277 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  43,048,683 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,309,884 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  18,347,300 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,331,201 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  18,811,760 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  46,998,349 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  19,921,925 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  18,256,676 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  20,992,508 msg/sec
                pthread_spinlock, 1,s:  29,005,279 msg/sec
                pthread_spinlock, 1,i:  25,418,563 msg/sec
                pthread_spinlock, 2,s:  15,904,652 msg/sec
                pthread_spinlock, 2,i:  16,888,275 msg/sec
                pthread_spinlock, 3,s:   8,368,875 msg/sec
                pthread_spinlock, 3,i:  12,124,892 msg/sec
                pthread_spinlock, 4,s:   6,492,018 msg/sec
                pthread_spinlock, 4,i:   9,044,396 msg/sec
                pthread_spinlock, 5,s:   8,690,487 msg/sec
                pthread_spinlock, 5,i:   9,047,528 msg/sec
                pthread_spinlock, 6,s:   8,490,924 msg/sec
                pthread_spinlock, 6,i:   8,676,989 msg/sec
                pthread_spinlock, 7,s:   7,619,798 msg/sec
                pthread_spinlock, 7,i:   7,740,849 msg/sec
                pthread_spinlock, 8,s:   6,947,147 msg/sec
                pthread_spinlock, 8,i:   7,272,393 msg/sec
                      std::mutex, 1,s:   7,497,227 msg/sec
                      std::mutex, 1,i:   7,734,537 msg/sec
                      std::mutex, 2,s:   5,496,865 msg/sec
                      std::mutex, 2,i:   5,633,407 msg/sec
                      std::mutex, 3,s:   4,966,039 msg/sec
                      std::mutex, 3,i:   6,262,407 msg/sec
                      std::mutex, 4,s:   6,358,504 msg/sec
                      std::mutex, 4,i:   6,382,309 msg/sec
                      std::mutex, 5,s:   6,264,547 msg/sec
                      std::mutex, 5,i:   6,105,207 msg/sec
                      std::mutex, 6,s:   5,720,133 msg/sec
                      std::mutex, 6,i:   6,139,082 msg/sec
                      std::mutex, 7,s:   5,934,283 msg/sec
                      std::mutex, 7,i:   5,939,260 msg/sec
                      std::mutex, 8,s:   5,768,463 msg/sec
                      std::mutex, 8,i:   5,784,584 msg/sec
                 tbb::spin_mutex, 1,s:  38,156,286 msg/sec
                 tbb::spin_mutex, 1,i:  33,413,202 msg/sec
                 tbb::spin_mutex, 2,s:  21,131,231 msg/sec
                 tbb::spin_mutex, 2,i:  18,418,662 msg/sec
                 tbb::spin_mutex, 3,s:   8,112,057 msg/sec
                 tbb::spin_mutex, 3,i:  10,095,863 msg/sec
                 tbb::spin_mutex, 4,s:   3,199,786 msg/sec
                 tbb::spin_mutex, 4,i:   6,295,747 msg/sec
                 tbb::spin_mutex, 5,s:   5,360,998 msg/sec
                 tbb::spin_mutex, 5,i:   5,630,445 msg/sec
                 tbb::spin_mutex, 6,s:   5,337,420 msg/sec
                 tbb::spin_mutex, 6,i:   4,419,711 msg/sec
                 tbb::spin_mutex, 7,s:   4,802,331 msg/sec
                 tbb::spin_mutex, 7,i:   4,367,892 msg/sec
                 tbb::spin_mutex, 8,s:   4,242,963 msg/sec
                 tbb::spin_mutex, 8,i:   4,084,528 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  13,194,371 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  11,132,298 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  12,570,940 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  12,933,189 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,224,235 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,280,391 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,087,194 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,238,329 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,593,725 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,369,328 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,680,492 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,759,906 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,675,993 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   8,140,254 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,716,052 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,953,333 msg/sec
     xenium::michael_scott_queue, 1,s:  10,128,388 msg/sec
     xenium::michael_scott_queue, 1,i:   9,830,637 msg/sec
     xenium::michael_scott_queue, 2,s:   8,404,847 msg/sec
     xenium::michael_scott_queue, 2,i:   8,421,095 msg/sec
     xenium::michael_scott_queue, 3,s:   7,124,178 msg/sec
     xenium::michael_scott_queue, 3,i:   7,512,424 msg/sec
     xenium::michael_scott_queue, 4,s:   6,368,028 msg/sec
     xenium::michael_scott_queue, 4,i:   6,353,888 msg/sec
     xenium::michael_scott_queue, 5,s:   6,286,060 msg/sec
     xenium::michael_scott_queue, 5,i:   6,676,912 msg/sec
     xenium::michael_scott_queue, 6,s:   6,477,609 msg/sec
     xenium::michael_scott_queue, 6,i:   6,701,812 msg/sec
     xenium::michael_scott_queue, 7,s:   6,300,308 msg/sec
     xenium::michael_scott_queue, 7,i:   6,429,761 msg/sec
     xenium::michael_scott_queue, 8,s:   5,991,974 msg/sec
     xenium::michael_scott_queue, 8,i:   6,079,911 msg/sec
         xenium::ramalhete_queue, 1,s:  31,476,456 msg/sec
         xenium::ramalhete_queue, 1,i:  32,192,558 msg/sec
         xenium::ramalhete_queue, 2,s:  23,538,332 msg/sec
         xenium::ramalhete_queue, 2,i:  23,312,462 msg/sec
         xenium::ramalhete_queue, 3,s:  29,059,645 msg/sec
         xenium::ramalhete_queue, 3,i:  28,423,541 msg/sec
         xenium::ramalhete_queue, 4,s:  33,851,347 msg/sec
         xenium::ramalhete_queue, 4,i:  33,451,673 msg/sec
         xenium::ramalhete_queue, 5,s:  32,142,539 msg/sec
         xenium::ramalhete_queue, 5,i:  35,999,878 msg/sec
         xenium::ramalhete_queue, 6,s:  33,935,934 msg/sec
         xenium::ramalhete_queue, 6,i:  39,706,248 msg/sec
         xenium::ramalhete_queue, 7,s:  35,064,120 msg/sec
         xenium::ramalhete_queue, 7,i:  40,953,342 msg/sec
         xenium::ramalhete_queue, 8,s:  35,584,985 msg/sec
         xenium::ramalhete_queue, 8,i:  43,946,245 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 119,582,330 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  99,818,654 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  27,711,215 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  28,358,798 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,622,122 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,759,715 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,552,340 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,391,332 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,465,876 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,333,133 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,988,750 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  11,268,618 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,195,916 msg/sec
    xenium::vyukov_bounded_queue, 7,i:  10,310,396 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,429,603 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,315,325 msg/sec
                     AtomicQueue, 1,s:  59,691,165 msg/sec
                     AtomicQueue, 1,i:  56,290,191 msg/sec
                     AtomicQueue, 2,s:  12,297,275 msg/sec
                     AtomicQueue, 2,i:  11,781,191 msg/sec
                     AtomicQueue, 3,s:  10,780,558 msg/sec
                     AtomicQueue, 3,i:   9,960,399 msg/sec
                     AtomicQueue, 4,s:   8,190,380 msg/sec
                     AtomicQueue, 4,i:   8,141,166 msg/sec
                     AtomicQueue, 5,s:   8,047,978 msg/sec
                     AtomicQueue, 5,i:   7,977,904 msg/sec
                     AtomicQueue, 6,s:   7,691,485 msg/sec
                     AtomicQueue, 6,i:   7,623,769 msg/sec
                     AtomicQueue, 7,s:   7,092,129 msg/sec
                     AtomicQueue, 7,i:   7,930,322 msg/sec
                     AtomicQueue, 8,s:   6,320,184 msg/sec
                     AtomicQueue, 8,i:   7,325,195 msg/sec
                    AtomicQueueB, 1,s:  43,835,226 msg/sec
                    AtomicQueueB, 1,i:  43,775,084 msg/sec
                    AtomicQueueB, 2,s:  11,811,417 msg/sec
                    AtomicQueueB, 2,i:  11,479,323 msg/sec
                    AtomicQueueB, 3,s:  10,884,494 msg/sec
                    AtomicQueueB, 3,i:  10,223,911 msg/sec
                    AtomicQueueB, 4,s:   7,967,443 msg/sec
                    AtomicQueueB, 4,i:   8,076,339 msg/sec
                    AtomicQueueB, 5,s:   7,708,362 msg/sec
                    AtomicQueueB, 5,i:   7,831,201 msg/sec
                    AtomicQueueB, 6,s:   7,354,409 msg/sec
                    AtomicQueueB, 6,i:   7,576,027 msg/sec
                    AtomicQueueB, 7,s:   6,854,193 msg/sec
                    AtomicQueueB, 7,i:   7,749,040 msg/sec
                    AtomicQueueB, 8,s:   6,229,896 msg/sec
                    AtomicQueueB, 8,i:   7,199,602 msg/sec
             OptimistAtomicQueue, 1,s: 706,793,701 msg/sec
             OptimistAtomicQueue, 1,i: 687,462,877 msg/sec
             OptimistAtomicQueue, 2,s:  32,654,592 msg/sec
             OptimistAtomicQueue, 2,i:  32,079,908 msg/sec
             OptimistAtomicQueue, 3,s:  36,610,062 msg/sec
             OptimistAtomicQueue, 3,i:  37,312,448 msg/sec
             OptimistAtomicQueue, 4,s:  39,269,328 msg/sec
             OptimistAtomicQueue, 4,i:  39,394,620 msg/sec
             OptimistAtomicQueue, 5,s:  42,311,725 msg/sec
             OptimistAtomicQueue, 5,i:  47,333,570 msg/sec
             OptimistAtomicQueue, 6,s:  42,340,394 msg/sec
             OptimistAtomicQueue, 6,i:  49,741,695 msg/sec
             OptimistAtomicQueue, 7,s:  45,192,365 msg/sec
             OptimistAtomicQueue, 7,i:  49,372,026 msg/sec
             OptimistAtomicQueue, 8,s:  46,394,227 msg/sec
             OptimistAtomicQueue, 8,i:  49,836,812 msg/sec
            OptimistAtomicQueueB, 1,s: 100,799,846 msg/sec
            OptimistAtomicQueueB, 1,i:  77,746,287 msg/sec
            OptimistAtomicQueueB, 2,s:  32,201,287 msg/sec
            OptimistAtomicQueueB, 2,i:  31,723,523 msg/sec
            OptimistAtomicQueueB, 3,s:  36,099,758 msg/sec
            OptimistAtomicQueueB, 3,i:  36,735,247 msg/sec
            OptimistAtomicQueueB, 4,s:  38,617,919 msg/sec
            OptimistAtomicQueueB, 4,i:  38,686,652 msg/sec
            OptimistAtomicQueueB, 5,s:  41,147,889 msg/sec
            OptimistAtomicQueueB, 5,i:  45,398,434 msg/sec
            OptimistAtomicQueueB, 6,s:  40,821,273 msg/sec
            OptimistAtomicQueueB, 6,i:  49,076,685 msg/sec
            OptimistAtomicQueueB, 7,s:  42,819,515 msg/sec
            OptimistAtomicQueueB, 7,i:  51,383,632 msg/sec
            OptimistAtomicQueueB, 8,s:  44,193,265 msg/sec
            OptimistAtomicQueueB, 8,i:  48,324,462 msg/sec
                    AtomicQueue2, 1,s:  23,373,710 msg/sec
                    AtomicQueue2, 1,i:  23,395,296 msg/sec
                    AtomicQueue2, 2,s:  11,688,042 msg/sec
                    AtomicQueue2, 2,i:  11,571,484 msg/sec
                    AtomicQueue2, 3,s:   9,388,251 msg/sec
                    AtomicQueue2, 3,i:   9,412,247 msg/sec
                    AtomicQueue2, 4,s:   8,027,916 msg/sec
                    AtomicQueue2, 4,i:   8,015,642 msg/sec
                    AtomicQueue2, 5,s:   7,903,478 msg/sec
                    AtomicQueue2, 5,i:   8,044,860 msg/sec
                    AtomicQueue2, 6,s:   7,844,750 msg/sec
                    AtomicQueue2, 6,i:   7,532,264 msg/sec
                    AtomicQueue2, 7,s:   7,089,979 msg/sec
                    AtomicQueue2, 7,i:   7,892,919 msg/sec
                    AtomicQueue2, 8,s:   6,389,721 msg/sec
                    AtomicQueue2, 8,i:   7,406,435 msg/sec
                   AtomicQueueB2, 1,s:  35,980,764 msg/sec
                   AtomicQueueB2, 1,i:  32,626,501 msg/sec
                   AtomicQueueB2, 2,s:  11,379,847 msg/sec
                   AtomicQueueB2, 2,i:  11,188,862 msg/sec
                   AtomicQueueB2, 3,s:   9,589,437 msg/sec
                   AtomicQueueB2, 3,i:   9,616,845 msg/sec
                   AtomicQueueB2, 4,s:   7,958,778 msg/sec
                   AtomicQueueB2, 4,i:   7,800,976 msg/sec
                   AtomicQueueB2, 5,s:   7,473,211 msg/sec
                   AtomicQueueB2, 5,i:   7,730,197 msg/sec
                   AtomicQueueB2, 6,s:   7,273,611 msg/sec
                   AtomicQueueB2, 6,i:   7,436,967 msg/sec
                   AtomicQueueB2, 7,s:   6,854,969 msg/sec
                   AtomicQueueB2, 7,i:   7,696,293 msg/sec
                   AtomicQueueB2, 8,s:   6,246,084 msg/sec
                   AtomicQueueB2, 8,i:   7,083,029 msg/sec
            OptimistAtomicQueue2, 1,s:  32,747,865 msg/sec
            OptimistAtomicQueue2, 1,i:  30,699,871 msg/sec
            OptimistAtomicQueue2, 2,s:  29,099,701 msg/sec
            OptimistAtomicQueue2, 2,i:  24,800,976 msg/sec
            OptimistAtomicQueue2, 3,s:  29,929,461 msg/sec
            OptimistAtomicQueue2, 3,i:  30,430,692 msg/sec
            OptimistAtomicQueue2, 4,s:  33,138,565 msg/sec
            OptimistAtomicQueue2, 4,i:  33,702,233 msg/sec
            OptimistAtomicQueue2, 5,s:  37,770,116 msg/sec
            OptimistAtomicQueue2, 5,i:  42,364,303 msg/sec
            OptimistAtomicQueue2, 6,s:  40,196,146 msg/sec
            OptimistAtomicQueue2, 6,i:  49,086,010 msg/sec
            OptimistAtomicQueue2, 7,s:  42,843,627 msg/sec
            OptimistAtomicQueue2, 7,i:  48,252,362 msg/sec
            OptimistAtomicQueue2, 8,s:  44,483,754 msg/sec
            OptimistAtomicQueue2, 8,i:  48,464,292 msg/sec
           OptimistAtomicQueueB2, 1,s:  78,698,097 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,950,262 msg/sec
           OptimistAtomicQueueB2, 2,s:  28,859,286 msg/sec
           OptimistAtomicQueueB2, 2,i:  24,393,301 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,671,701 msg/sec
           OptimistAtomicQueueB2, 3,i:  29,123,284 msg/sec
           OptimistAtomicQueueB2, 4,s:  32,856,003 msg/sec
           OptimistAtomicQueueB2, 4,i:  33,021,804 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,644,291 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,456,251 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,355,040 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,273,635 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,729,467 msg/sec
           OptimistAtomicQueueB2, 7,i:  43,270,701 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,036,829 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,376,038 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000316 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000120 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000213 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000288 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000289 sec/round-trip
     xenium::michael_scott_queue: 0.000000376 sec/round-trip
         xenium::ramalhete_queue: 0.000000264 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000218 sec/round-trip
                     AtomicQueue: 0.000000166 sec/round-trip
                    AtomicQueueB: 0.000000181 sec/round-trip
             OptimistAtomicQueue: 0.000000152 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000179 sec/round-trip
            OptimistAtomicQueue2: 0.000000173 sec/round-trip
           OptimistAtomicQueueB2: 0.000000151 sec/round-trip

[364] 0m:55s to go...
---- Running throughput benchmarks (higher is better) ----
     boost::lockfree::spsc_queue, 1,s:  67,750,219 msg/sec
     boost::lockfree::spsc_queue, 1,i:  67,069,437 msg/sec
          boost::lockfree::queue, 1,s:   6,966,803 msg/sec
          boost::lockfree::queue, 1,i:   6,879,743 msg/sec
          boost::lockfree::queue, 2,s:   7,440,809 msg/sec
          boost::lockfree::queue, 2,i:   7,500,720 msg/sec
          boost::lockfree::queue, 3,s:   7,382,176 msg/sec
          boost::lockfree::queue, 3,i:   7,586,248 msg/sec
          boost::lockfree::queue, 4,s:   6,425,566 msg/sec
          boost::lockfree::queue, 4,i:   6,761,397 msg/sec
          boost::lockfree::queue, 5,s:   6,418,001 msg/sec
          boost::lockfree::queue, 5,i:   6,422,572 msg/sec
          boost::lockfree::queue, 6,s:   5,978,465 msg/sec
          boost::lockfree::queue, 6,i:   6,106,882 msg/sec
          boost::lockfree::queue, 7,s:   6,034,946 msg/sec
          boost::lockfree::queue, 7,i:   6,046,371 msg/sec
          boost::lockfree::queue, 8,s:   5,469,832 msg/sec
          boost::lockfree::queue, 8,i:   5,616,984 msg/sec
   moodycamel::ReaderWriterQueue, 1,s: 220,583,349 msg/sec
   moodycamel::ReaderWriterQueue, 1,i:  90,160,858 msg/sec
     moodycamel::ConcurrentQueue, 1,s:  24,867,725 msg/sec
     moodycamel::ConcurrentQueue, 1,i:  25,841,691 msg/sec
     moodycamel::ConcurrentQueue, 2,s:  16,537,222 msg/sec
     moodycamel::ConcurrentQueue, 2,i:  16,753,426 msg/sec
     moodycamel::ConcurrentQueue, 3,s:  16,388,884 msg/sec
     moodycamel::ConcurrentQueue, 3,i:  17,015,154 msg/sec
     moodycamel::ConcurrentQueue, 4,s:  17,008,839 msg/sec
     moodycamel::ConcurrentQueue, 4,i:  17,066,791 msg/sec
     moodycamel::ConcurrentQueue, 5,s:  17,400,454 msg/sec
     moodycamel::ConcurrentQueue, 5,i:  19,279,956 msg/sec
     moodycamel::ConcurrentQueue, 6,s:  17,801,874 msg/sec
     moodycamel::ConcurrentQueue, 6,i:  32,671,804 msg/sec
     moodycamel::ConcurrentQueue, 7,s:  18,095,775 msg/sec
     moodycamel::ConcurrentQueue, 7,i:  20,241,394 msg/sec
     moodycamel::ConcurrentQueue, 8,s:  51,686,956 msg/sec
     moodycamel::ConcurrentQueue, 8,i:  21,428,354 msg/sec
                pthread_spinlock, 1,s:  28,916,129 msg/sec
                pthread_spinlock, 1,i:  29,164,348 msg/sec
                pthread_spinlock, 2,s:  15,434,870 msg/sec
                pthread_spinlock, 2,i:  16,898,804 msg/sec
                pthread_spinlock, 3,s:   8,401,539 msg/sec
                pthread_spinlock, 3,i:  12,023,865 msg/sec
                pthread_spinlock, 4,s:   6,520,068 msg/sec
                pthread_spinlock, 4,i:   8,851,234 msg/sec
                pthread_spinlock, 5,s:   8,717,120 msg/sec
                pthread_spinlock, 5,i:   9,302,070 msg/sec
                pthread_spinlock, 6,s:   8,286,477 msg/sec
                pthread_spinlock, 6,i:   8,997,813 msg/sec
                pthread_spinlock, 7,s:   7,523,101 msg/sec
                pthread_spinlock, 7,i:   7,652,072 msg/sec
                pthread_spinlock, 8,s:   6,653,500 msg/sec
                pthread_spinlock, 8,i:   6,913,743 msg/sec
                      std::mutex, 1,s:   5,983,935 msg/sec
                      std::mutex, 1,i:   7,624,797 msg/sec
                      std::mutex, 2,s:   5,944,659 msg/sec
                      std::mutex, 2,i:   5,994,253 msg/sec
                      std::mutex, 3,s:   6,128,789 msg/sec
                      std::mutex, 3,i:   6,173,869 msg/sec
                      std::mutex, 4,s:   6,232,073 msg/sec
                      std::mutex, 4,i:   6,254,042 msg/sec
                      std::mutex, 5,s:   6,073,179 msg/sec
                      std::mutex, 5,i:   6,245,181 msg/sec
                      std::mutex, 6,s:   5,987,020 msg/sec
                      std::mutex, 6,i:   5,989,741 msg/sec
                      std::mutex, 7,s:   5,868,621 msg/sec
                      std::mutex, 7,i:   5,884,516 msg/sec
                      std::mutex, 8,s:   5,712,825 msg/sec
                      std::mutex, 8,i:   5,688,689 msg/sec
                 tbb::spin_mutex, 1,s:  37,516,211 msg/sec
                 tbb::spin_mutex, 1,i:  37,839,260 msg/sec
                 tbb::spin_mutex, 2,s:  21,226,067 msg/sec
                 tbb::spin_mutex, 2,i:  18,397,950 msg/sec
                 tbb::spin_mutex, 3,s:   8,225,024 msg/sec
                 tbb::spin_mutex, 3,i:  10,358,365 msg/sec
                 tbb::spin_mutex, 4,s:   3,196,759 msg/sec
                 tbb::spin_mutex, 4,i:   6,273,178 msg/sec
                 tbb::spin_mutex, 5,s:   5,529,784 msg/sec
                 tbb::spin_mutex, 5,i:   5,811,568 msg/sec
                 tbb::spin_mutex, 6,s:   5,238,600 msg/sec
                 tbb::spin_mutex, 6,i:   4,394,621 msg/sec
                 tbb::spin_mutex, 7,s:   4,849,478 msg/sec
                 tbb::spin_mutex, 7,i:   4,342,243 msg/sec
                 tbb::spin_mutex, 8,s:   4,249,879 msg/sec
                 tbb::spin_mutex, 8,i:   4,087,261 msg/sec
   tbb::concurrent_bounded_queue, 1,s:  12,174,015 msg/sec
   tbb::concurrent_bounded_queue, 1,i:  12,814,895 msg/sec
   tbb::concurrent_bounded_queue, 2,s:  13,338,373 msg/sec
   tbb::concurrent_bounded_queue, 2,i:  13,343,262 msg/sec
   tbb::concurrent_bounded_queue, 3,s:  11,740,032 msg/sec
   tbb::concurrent_bounded_queue, 3,i:  11,618,788 msg/sec
   tbb::concurrent_bounded_queue, 4,s:  10,584,087 msg/sec
   tbb::concurrent_bounded_queue, 4,i:  10,567,683 msg/sec
   tbb::concurrent_bounded_queue, 5,s:   9,848,623 msg/sec
   tbb::concurrent_bounded_queue, 5,i:   9,583,791 msg/sec
   tbb::concurrent_bounded_queue, 6,s:   8,858,010 msg/sec
   tbb::concurrent_bounded_queue, 6,i:   8,738,108 msg/sec
   tbb::concurrent_bounded_queue, 7,s:   7,878,452 msg/sec
   tbb::concurrent_bounded_queue, 7,i:   7,805,878 msg/sec
   tbb::concurrent_bounded_queue, 8,s:   6,784,795 msg/sec
   tbb::concurrent_bounded_queue, 8,i:   7,453,051 msg/sec
     xenium::michael_scott_queue, 1,s:   9,576,072 msg/sec
     xenium::michael_scott_queue, 1,i:   9,598,514 msg/sec
     xenium::michael_scott_queue, 2,s:   8,430,988 msg/sec
     xenium::michael_scott_queue, 2,i:   8,505,180 msg/sec
     xenium::michael_scott_queue, 3,s:   7,224,811 msg/sec
     xenium::michael_scott_queue, 3,i:   7,544,054 msg/sec
     xenium::michael_scott_queue, 4,s:   6,355,479 msg/sec
     xenium::michael_scott_queue, 4,i:   6,331,536 msg/sec
     xenium::michael_scott_queue, 5,s:   6,304,097 msg/sec
     xenium::michael_scott_queue, 5,i:   6,578,355 msg/sec
     xenium::michael_scott_queue, 6,s:   6,567,007 msg/sec
     xenium::michael_scott_queue, 6,i:   7,005,447 msg/sec
     xenium::michael_scott_queue, 7,s:   6,338,427 msg/sec
     xenium::michael_scott_queue, 7,i:   6,480,186 msg/sec
     xenium::michael_scott_queue, 8,s:   5,987,458 msg/sec
     xenium::michael_scott_queue, 8,i:   6,109,508 msg/sec
         xenium::ramalhete_queue, 1,s:  30,695,299 msg/sec
         xenium::ramalhete_queue, 1,i:  30,429,841 msg/sec
         xenium::ramalhete_queue, 2,s:  23,629,518 msg/sec
         xenium::ramalhete_queue, 2,i:  23,298,658 msg/sec
         xenium::ramalhete_queue, 3,s:  29,168,209 msg/sec
         xenium::ramalhete_queue, 3,i:  28,426,677 msg/sec
         xenium::ramalhete_queue, 4,s:  33,860,313 msg/sec
         xenium::ramalhete_queue, 4,i:  33,449,319 msg/sec
         xenium::ramalhete_queue, 5,s:  32,250,296 msg/sec
         xenium::ramalhete_queue, 5,i:  38,309,923 msg/sec
         xenium::ramalhete_queue, 6,s:  34,041,887 msg/sec
         xenium::ramalhete_queue, 6,i:  38,926,660 msg/sec
         xenium::ramalhete_queue, 7,s:  35,216,282 msg/sec
         xenium::ramalhete_queue, 7,i:  41,625,337 msg/sec
         xenium::ramalhete_queue, 8,s:  35,529,757 msg/sec
         xenium::ramalhete_queue, 8,i:  43,724,726 msg/sec
    xenium::vyukov_bounded_queue, 1,s: 120,202,659 msg/sec
    xenium::vyukov_bounded_queue, 1,i:  65,366,864 msg/sec
    xenium::vyukov_bounded_queue, 2,s:  18,076,523 msg/sec
    xenium::vyukov_bounded_queue, 2,i:  24,605,341 msg/sec
    xenium::vyukov_bounded_queue, 3,s:  15,609,573 msg/sec
    xenium::vyukov_bounded_queue, 3,i:  15,788,654 msg/sec
    xenium::vyukov_bounded_queue, 4,s:  12,511,864 msg/sec
    xenium::vyukov_bounded_queue, 4,i:  12,142,380 msg/sec
    xenium::vyukov_bounded_queue, 5,s:  10,894,446 msg/sec
    xenium::vyukov_bounded_queue, 5,i:  11,304,924 msg/sec
    xenium::vyukov_bounded_queue, 6,s:   9,958,735 msg/sec
    xenium::vyukov_bounded_queue, 6,i:  12,489,665 msg/sec
    xenium::vyukov_bounded_queue, 7,s:   9,269,627 msg/sec
    xenium::vyukov_bounded_queue, 7,i:   9,921,103 msg/sec
    xenium::vyukov_bounded_queue, 8,s:   8,440,503 msg/sec
    xenium::vyukov_bounded_queue, 8,i:   8,333,989 msg/sec
                     AtomicQueue, 1,s:  63,859,192 msg/sec
                     AtomicQueue, 1,i:  56,425,247 msg/sec
                     AtomicQueue, 2,s:  12,288,265 msg/sec
                     AtomicQueue, 2,i:  11,716,583 msg/sec
                     AtomicQueue, 3,s:  10,777,343 msg/sec
                     AtomicQueue, 3,i:   9,901,244 msg/sec
                     AtomicQueue, 4,s:   8,189,508 msg/sec
                     AtomicQueue, 4,i:   8,176,190 msg/sec
                     AtomicQueue, 5,s:   8,030,159 msg/sec
                     AtomicQueue, 5,i:   8,104,078 msg/sec
                     AtomicQueue, 6,s:   7,901,632 msg/sec
                     AtomicQueue, 6,i:   7,603,624 msg/sec
                     AtomicQueue, 7,s:   7,085,659 msg/sec
                     AtomicQueue, 7,i:   8,002,306 msg/sec
                     AtomicQueue, 8,s:   6,356,669 msg/sec
                     AtomicQueue, 8,i:   7,356,506 msg/sec
                    AtomicQueueB, 1,s:  43,802,597 msg/sec
                    AtomicQueueB, 1,i:  43,012,794 msg/sec
                    AtomicQueueB, 2,s:  11,832,751 msg/sec
                    AtomicQueueB, 2,i:  11,482,966 msg/sec
                    AtomicQueueB, 3,s:  10,992,771 msg/sec
                    AtomicQueueB, 3,i:  10,206,933 msg/sec
                    AtomicQueueB, 4,s:   8,055,047 msg/sec
                    AtomicQueueB, 4,i:   8,069,695 msg/sec
                    AtomicQueueB, 5,s:   7,584,213 msg/sec
                    AtomicQueueB, 5,i:   7,832,566 msg/sec
                    AtomicQueueB, 6,s:   7,380,423 msg/sec
                    AtomicQueueB, 6,i:   7,523,578 msg/sec
                    AtomicQueueB, 7,s:   6,918,455 msg/sec
                    AtomicQueueB, 7,i:   7,659,068 msg/sec
                    AtomicQueueB, 8,s:   6,215,148 msg/sec
                    AtomicQueueB, 8,i:   7,150,175 msg/sec
             OptimistAtomicQueue, 1,s: 740,703,979 msg/sec
             OptimistAtomicQueue, 1,i: 521,977,061 msg/sec
             OptimistAtomicQueue, 2,s:  32,140,929 msg/sec
             OptimistAtomicQueue, 2,i:  32,064,087 msg/sec
             OptimistAtomicQueue, 3,s:  36,643,805 msg/sec
             OptimistAtomicQueue, 3,i:  37,302,186 msg/sec
             OptimistAtomicQueue, 4,s:  39,301,817 msg/sec
             OptimistAtomicQueue, 4,i:  39,390,436 msg/sec
             OptimistAtomicQueue, 5,s:  42,408,892 msg/sec
             OptimistAtomicQueue, 5,i:  47,406,126 msg/sec
             OptimistAtomicQueue, 6,s:  42,026,041 msg/sec
             OptimistAtomicQueue, 6,i:  50,423,032 msg/sec
             OptimistAtomicQueue, 7,s:  45,319,743 msg/sec
             OptimistAtomicQueue, 7,i:  52,052,661 msg/sec
             OptimistAtomicQueue, 8,s:  46,487,428 msg/sec
             OptimistAtomicQueue, 8,i:  49,661,132 msg/sec
            OptimistAtomicQueueB, 1,s: 157,826,725 msg/sec
            OptimistAtomicQueueB, 1,i:  76,419,887 msg/sec
            OptimistAtomicQueueB, 2,s:  32,216,863 msg/sec
            OptimistAtomicQueueB, 2,i:  32,177,292 msg/sec
            OptimistAtomicQueueB, 3,s:  36,222,876 msg/sec
            OptimistAtomicQueueB, 3,i:  36,842,492 msg/sec
            OptimistAtomicQueueB, 4,s:  38,664,626 msg/sec
            OptimistAtomicQueueB, 4,i:  38,456,194 msg/sec
            OptimistAtomicQueueB, 5,s:  40,921,117 msg/sec
            OptimistAtomicQueueB, 5,i:  46,031,864 msg/sec
            OptimistAtomicQueueB, 6,s:  41,269,756 msg/sec
            OptimistAtomicQueueB, 6,i:  49,174,003 msg/sec
            OptimistAtomicQueueB, 7,s:  42,189,840 msg/sec
            OptimistAtomicQueueB, 7,i:  48,331,751 msg/sec
            OptimistAtomicQueueB, 8,s:  44,365,969 msg/sec
            OptimistAtomicQueueB, 8,i:  48,007,506 msg/sec
                    AtomicQueue2, 1,s:  23,237,665 msg/sec
                    AtomicQueue2, 1,i:  22,849,953 msg/sec
                    AtomicQueue2, 2,s:  11,772,612 msg/sec
                    AtomicQueue2, 2,i:  11,415,076 msg/sec
                    AtomicQueue2, 3,s:   9,345,259 msg/sec
                    AtomicQueue2, 3,i:   9,409,234 msg/sec
                    AtomicQueue2, 4,s:   8,007,153 msg/sec
                    AtomicQueue2, 4,i:   8,083,426 msg/sec
                    AtomicQueue2, 5,s:   7,905,325 msg/sec
                    AtomicQueue2, 5,i:   7,982,366 msg/sec
                    AtomicQueue2, 6,s:   7,760,030 msg/sec
                    AtomicQueue2, 6,i:   7,550,646 msg/sec
                    AtomicQueue2, 7,s:   7,138,190 msg/sec
                    AtomicQueue2, 7,i:   7,919,740 msg/sec
                    AtomicQueue2, 8,s:   6,390,222 msg/sec
                    AtomicQueue2, 8,i:   7,362,105 msg/sec
                   AtomicQueueB2, 1,s:  36,394,553 msg/sec
                   AtomicQueueB2, 1,i:  36,207,023 msg/sec
                   AtomicQueueB2, 2,s:  11,414,344 msg/sec
                   AtomicQueueB2, 2,i:  11,061,121 msg/sec
                   AtomicQueueB2, 3,s:   9,647,766 msg/sec
                   AtomicQueueB2, 3,i:   9,526,151 msg/sec
                   AtomicQueueB2, 4,s:   7,943,704 msg/sec
                   AtomicQueueB2, 4,i:   7,826,472 msg/sec
                   AtomicQueueB2, 5,s:   7,462,971 msg/sec
                   AtomicQueueB2, 5,i:   7,745,790 msg/sec
                   AtomicQueueB2, 6,s:   7,295,837 msg/sec
                   AtomicQueueB2, 6,i:   7,446,787 msg/sec
                   AtomicQueueB2, 7,s:   6,830,780 msg/sec
                   AtomicQueueB2, 7,i:   7,753,488 msg/sec
                   AtomicQueueB2, 8,s:   6,306,594 msg/sec
                   AtomicQueueB2, 8,i:   7,082,920 msg/sec
            OptimistAtomicQueue2, 1,s: 377,552,645 msg/sec
            OptimistAtomicQueue2, 1,i:  31,864,340 msg/sec
            OptimistAtomicQueue2, 2,s:  29,499,915 msg/sec
            OptimistAtomicQueue2, 2,i:  23,656,011 msg/sec
            OptimistAtomicQueue2, 3,s:  30,448,060 msg/sec
            OptimistAtomicQueue2, 3,i:  31,608,459 msg/sec
            OptimistAtomicQueue2, 4,s:  33,227,711 msg/sec
            OptimistAtomicQueue2, 4,i:  33,351,004 msg/sec
            OptimistAtomicQueue2, 5,s:  37,462,861 msg/sec
            OptimistAtomicQueue2, 5,i:  40,755,219 msg/sec
            OptimistAtomicQueue2, 6,s:  40,113,613 msg/sec
            OptimistAtomicQueue2, 6,i:  49,140,029 msg/sec
            OptimistAtomicQueue2, 7,s:  42,820,335 msg/sec
            OptimistAtomicQueue2, 7,i:  51,450,121 msg/sec
            OptimistAtomicQueue2, 8,s:  44,329,629 msg/sec
            OptimistAtomicQueue2, 8,i:  48,736,697 msg/sec
           OptimistAtomicQueueB2, 1,s:  77,258,000 msg/sec
           OptimistAtomicQueueB2, 1,i:  33,915,332 msg/sec
           OptimistAtomicQueueB2, 2,s:  27,838,221 msg/sec
           OptimistAtomicQueueB2, 2,i:  23,173,898 msg/sec
           OptimistAtomicQueueB2, 3,s:  29,686,914 msg/sec
           OptimistAtomicQueueB2, 3,i:  30,714,729 msg/sec
           OptimistAtomicQueueB2, 4,s:  33,271,391 msg/sec
           OptimistAtomicQueueB2, 4,i:  32,347,105 msg/sec
           OptimistAtomicQueueB2, 5,s:  34,667,696 msg/sec
           OptimistAtomicQueueB2, 5,i:  39,299,212 msg/sec
           OptimistAtomicQueueB2, 6,s:  37,252,096 msg/sec
           OptimistAtomicQueueB2, 6,i:  42,397,954 msg/sec
           OptimistAtomicQueueB2, 7,s:  40,977,756 msg/sec
           OptimistAtomicQueueB2, 7,i:  45,584,299 msg/sec
           OptimistAtomicQueueB2, 8,s:  42,526,590 msg/sec
           OptimistAtomicQueueB2, 8,i:  45,036,222 msg/sec

---- Running ping-pong benchmarks (lower is better) ----
     boost::lockfree::spsc_queue: 0.000000132 sec/round-trip
          boost::lockfree::queue: 0.000000314 sec/round-trip
   moodycamel::ReaderWriterQueue: 0.000000127 sec/round-trip
     moodycamel::ConcurrentQueue: 0.000000225 sec/round-trip
                pthread_spinlock: 0.000000301 sec/round-trip
                      std::mutex: 0.000000464 sec/round-trip
                 tbb::spin_mutex: 0.000000290 sec/round-trip
   tbb::concurrent_bounded_queue: 0.000000280 sec/round-trip
     xenium::michael_scott_queue: 0.000000384 sec/round-trip
         xenium::ramalhete_queue: 0.000000275 sec/round-trip
    xenium::vyukov_bounded_queue: 0.000000223 sec/round-trip
                     AtomicQueue: 0.000000167 sec/round-trip
                    AtomicQueueB: 0.000000183 sec/round-trip
             OptimistAtomicQueue: 0.000000159 sec/round-trip
            OptimistAtomicQueueB: 0.000000142 sec/round-trip
                    AtomicQueue2: 0.000000176 sec/round-trip
                   AtomicQueueB2: 0.000000176 sec/round-trip
            OptimistAtomicQueue2: 0.000000170 sec/round-trip
           OptimistAtomicQueueB2: 0.000000150 sec/round-trip

