Use volatiles & var handles instead of atomics

[adamw]

Closes #15

[github-actions]

Benchmark results

Java:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt     Score    Error  Units
BufferedBenchmark.arrayBlockingQueue             1            N/A            N/A  avgt    5  1064.017 ± 45.253  ns/op
BufferedBenchmark.arrayBlockingQueue            10            N/A            N/A  avgt    5   196.087 ± 53.846  ns/op
BufferedBenchmark.arrayBlockingQueue           100            N/A            N/A  avgt    5   118.181 ±  5.530  ns/op
BufferedBenchmark.channel                        1            N/A            N/A  avgt    5   218.944 ± 15.451  ns/op
BufferedBenchmark.channel                       10            N/A            N/A  avgt    5   181.335 ± 21.019  ns/op
BufferedBenchmark.channel                      100            N/A            N/A  avgt    5   159.739 ± 35.174  ns/op
ChainedBenchmark.channelChain                    0          10000            N/A  avgt    5  1026.615 ±  5.075  ns/op
ChainedBenchmark.channelChain                  100          10000            N/A  avgt    5    37.682 ±  1.699  ns/op
ChainedBenchmark.queueChain                      0          10000            N/A  avgt    5   127.851 ± 44.923  ns/op
ChainedBenchmark.queueChain                    100          10000            N/A  avgt    5     9.272 ±  0.170  ns/op
ParallelBenchmark.parallelChannels               0            N/A          10000  avgt    5  1016.851 ± 15.853  ns/op
ParallelBenchmark.parallelChannels             100            N/A          10000  avgt    5    43.811 ±  0.638  ns/op
ParallelBenchmark.parallelQueues                 0            N/A          10000  avgt    5   126.506 ± 22.808  ns/op
ParallelBenchmark.parallelQueues               100            N/A          10000  avgt    5    12.934 ±  0.267  ns/op
RendezvousBenchmark.channel                    N/A            N/A            N/A  avgt    5   201.012 ± 27.653  ns/op
RendezvousBenchmark.exchanger                  N/A            N/A            N/A  avgt    5    89.271 ± 19.119  ns/op
RendezvousBenchmark.synchronousQueue           N/A            N/A            N/A  avgt    5   699.960 ± 26.130  ns/op
SelectBenchmark.selectWithSingleClause         N/A            N/A            N/A  avgt    5   233.280 ± 45.556  ns/op
SelectBenchmark.selectWithTwoClauses           N/A            N/A            N/A  avgt    5   203.364 ±  6.262  ns/op

Kotlin:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt    Score   Error  Units
BufferedKotlinBenchmark.channel_defaultDispatcher                        1            N/A            N/A  avgt    5  110.761 ± 1.575  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                       10            N/A            N/A  avgt    5   53.239 ± 0.553  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                      100            N/A            N/A  avgt    5   32.310 ± 0.703  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                    0          10000            N/A  avgt    5   60.136 ± 3.818  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                  100          10000            N/A  avgt    5   15.137 ± 0.486  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                            0          10000            N/A  avgt    5   96.760 ± 3.729  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                          100          10000            N/A  avgt    5   30.893 ± 0.678  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher               0            N/A          10000  avgt    5   66.592 ± 2.201  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher             100            N/A          10000  avgt    5   17.396 ± 2.642  ns/op
RendezvousKotlinBenchmark.channel_defaultDispatcher                    N/A            N/A            N/A  avgt    5  141.492 ± 1.779  ns/op
SelectKotlinBenchmark.selectWithSingleClause_defaultDispatcher         N/A            N/A            N/A  avgt    5  252.333 ± 5.404  ns/op
SelectKotlinBenchmark.selectWithTwoClauses_defaultDispatcher           N/A            N/A            N/A  avgt    5  345.870 ± 4.993  ns/op

[github-actions]

Benchmark results

Java:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt     Score     Error  Units
BufferedBenchmark.arrayBlockingQueue             1            N/A            N/A  avgt    5  1023.368 ±  47.094  ns/op
BufferedBenchmark.arrayBlockingQueue            10            N/A            N/A  avgt    5   185.803 ±  30.125  ns/op
BufferedBenchmark.arrayBlockingQueue           100            N/A            N/A  avgt    5   109.388 ±   6.270  ns/op
BufferedBenchmark.channel                        1            N/A            N/A  avgt    5   205.846 ±  27.531  ns/op
BufferedBenchmark.channel                       10            N/A            N/A  avgt    5   177.904 ±  23.083  ns/op
BufferedBenchmark.channel                      100            N/A            N/A  avgt    5   146.108 ±  14.468  ns/op
ChainedBenchmark.channelChain                    0          10000            N/A  avgt    5  1022.412 ±  24.135  ns/op
ChainedBenchmark.channelChain                  100          10000            N/A  avgt    5    36.987 ±   2.490  ns/op
ChainedBenchmark.queueChain                      0          10000            N/A  avgt    5   116.652 ±  39.769  ns/op
ChainedBenchmark.queueChain                    100          10000            N/A  avgt    5    10.044 ±   0.136  ns/op
ParallelBenchmark.parallelChannels               0            N/A          10000  avgt    5  1011.786 ±   8.639  ns/op
ParallelBenchmark.parallelChannels             100            N/A          10000  avgt    5    43.860 ±   0.956  ns/op
ParallelBenchmark.parallelQueues                 0            N/A          10000  avgt    5   109.244 ±   5.477  ns/op
ParallelBenchmark.parallelQueues               100            N/A          10000  avgt    5    13.005 ±   0.622  ns/op
RendezvousBenchmark.channel                    N/A            N/A            N/A  avgt    5   199.937 ±  35.596  ns/op
RendezvousBenchmark.exchanger                  N/A            N/A            N/A  avgt    5    86.709 ±  15.931  ns/op
RendezvousBenchmark.synchronousQueue           N/A            N/A            N/A  avgt    5   635.181 ± 116.326  ns/op
SelectBenchmark.selectWithSingleClause         N/A            N/A            N/A  avgt    5   229.060 ±  15.302  ns/op
SelectBenchmark.selectWithTwoClauses           N/A            N/A            N/A  avgt    5   214.236 ±  13.935  ns/op

Kotlin:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt    Score    Error  Units
BufferedKotlinBenchmark.channel_defaultDispatcher                        1            N/A            N/A  avgt    5  109.287 ± 10.511  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                       10            N/A            N/A  avgt    5   51.938 ±  2.466  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                      100            N/A            N/A  avgt    5   31.926 ±  0.375  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                    0          10000            N/A  avgt    5   59.048 ±  4.171  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                  100          10000            N/A  avgt    5   14.702 ±  0.674  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                            0          10000            N/A  avgt    5   97.380 ±  2.419  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                          100          10000            N/A  avgt    5   30.922 ±  0.195  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher               0            N/A          10000  avgt    5   89.306 ±  3.243  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher             100            N/A          10000  avgt    5   16.209 ±  0.181  ns/op
RendezvousKotlinBenchmark.channel_defaultDispatcher                    N/A            N/A            N/A  avgt    5  137.241 ±  1.296  ns/op
SelectKotlinBenchmark.selectWithSingleClause_defaultDispatcher         N/A            N/A            N/A  avgt    5  264.097 ±  1.430  ns/op
SelectKotlinBenchmark.selectWithTwoClauses_defaultDispatcher           N/A            N/A            N/A  avgt    5  319.361 ±  3.589  ns/op

[github-actions]

Benchmark results

Java:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt     Score     Error  Units
BufferedBenchmark.arrayBlockingQueue             1            N/A            N/A  avgt    5  1042.459 ± 215.910  ns/op
BufferedBenchmark.arrayBlockingQueue            10            N/A            N/A  avgt    5   184.222 ±  42.282  ns/op
BufferedBenchmark.arrayBlockingQueue           100            N/A            N/A  avgt    5   117.989 ±   4.556  ns/op
BufferedBenchmark.channel                        1            N/A            N/A  avgt    5   239.651 ±  44.572  ns/op
BufferedBenchmark.channel                       10            N/A            N/A  avgt    5   197.434 ±  19.101  ns/op
BufferedBenchmark.channel                      100            N/A            N/A  avgt    5   154.547 ±  27.814  ns/op
ChainedBenchmark.channelChain                    0          10000            N/A  avgt    5  1028.543 ±  13.547  ns/op
ChainedBenchmark.channelChain                  100          10000            N/A  avgt    5    38.501 ±   1.214  ns/op
ChainedBenchmark.queueChain                      0          10000            N/A  avgt    5   108.465 ±   7.330  ns/op
ChainedBenchmark.queueChain                    100          10000            N/A  avgt    5     9.421 ±   0.239  ns/op
ParallelBenchmark.parallelChannels               0            N/A          10000  avgt    5  1012.729 ±  14.184  ns/op
ParallelBenchmark.parallelChannels             100            N/A          10000  avgt    5    44.826 ±   2.524  ns/op
ParallelBenchmark.parallelQueues                 0            N/A          10000  avgt    5   108.990 ±  16.862  ns/op
ParallelBenchmark.parallelQueues               100            N/A          10000  avgt    5    13.633 ±   0.341  ns/op
RendezvousBenchmark.channel                    N/A            N/A            N/A  avgt    5   228.189 ±  44.038  ns/op
RendezvousBenchmark.exchanger                  N/A            N/A            N/A  avgt    5    92.621 ±  13.420  ns/op
RendezvousBenchmark.synchronousQueue           N/A            N/A            N/A  avgt    5   609.335 ±  51.773  ns/op
SelectBenchmark.selectWithSingleClause         N/A            N/A            N/A  avgt    5   263.861 ±  48.069  ns/op
SelectBenchmark.selectWithTwoClauses           N/A            N/A            N/A  avgt    5   250.203 ±  10.029  ns/op

Kotlin:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt    Score   Error  Units
BufferedKotlinBenchmark.channel_defaultDispatcher                        1            N/A            N/A  avgt    5  117.727 ± 1.890  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                       10            N/A            N/A  avgt    5   52.672 ± 1.176  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                      100            N/A            N/A  avgt    5   31.957 ± 0.381  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                    0          10000            N/A  avgt    5   57.444 ± 3.345  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                  100          10000            N/A  avgt    5   14.706 ± 0.524  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                            0          10000            N/A  avgt    5   94.183 ± 4.337  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                          100          10000            N/A  avgt    5   31.638 ± 0.245  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher               0            N/A          10000  avgt    5   71.608 ± 9.974  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher             100            N/A          10000  avgt    5   15.237 ± 0.747  ns/op
RendezvousKotlinBenchmark.channel_defaultDispatcher                    N/A            N/A            N/A  avgt    5  144.250 ± 1.403  ns/op
SelectKotlinBenchmark.selectWithSingleClause_defaultDispatcher         N/A            N/A            N/A  avgt    5  262.230 ± 1.545  ns/op
SelectKotlinBenchmark.selectWithTwoClauses_defaultDispatcher           N/A            N/A            N/A  avgt    5  342.331 ± 2.089  ns/op

[github-actions]

Benchmark results

Java:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt     Score     Error  Units
BufferedBenchmark.arrayBlockingQueue             1            N/A            N/A  avgt    5  1031.935 ± 101.604  ns/op
BufferedBenchmark.arrayBlockingQueue            10            N/A            N/A  avgt    5   185.498 ±  55.936  ns/op
BufferedBenchmark.arrayBlockingQueue           100            N/A            N/A  avgt    5   114.884 ±   2.935  ns/op
BufferedBenchmark.channel                        1            N/A            N/A  avgt    5   217.424 ±  34.532  ns/op
BufferedBenchmark.channel                       10            N/A            N/A  avgt    5   186.638 ±  55.385  ns/op
BufferedBenchmark.channel                      100            N/A            N/A  avgt    5   151.278 ±  34.008  ns/op
ChainedBenchmark.channelChain                    0          10000            N/A  avgt    5  1018.738 ±   6.204  ns/op
ChainedBenchmark.channelChain                  100          10000            N/A  avgt    5    36.990 ±   1.984  ns/op
ChainedBenchmark.queueChain                      0          10000            N/A  avgt    5   103.374 ±  10.069  ns/op
ChainedBenchmark.queueChain                    100          10000            N/A  avgt    5     9.769 ±   0.144  ns/op
ParallelBenchmark.parallelChannels               0            N/A          10000  avgt    5  1019.334 ±  18.417  ns/op
ParallelBenchmark.parallelChannels             100            N/A          10000  avgt    5    42.995 ±   0.547  ns/op
ParallelBenchmark.parallelQueues                 0            N/A          10000  avgt    5   123.261 ±  56.626  ns/op
ParallelBenchmark.parallelQueues               100            N/A          10000  avgt    5    16.155 ±   1.997  ns/op
RendezvousBenchmark.channel                    N/A            N/A            N/A  avgt    5   209.355 ±  34.655  ns/op
RendezvousBenchmark.exchanger                  N/A            N/A            N/A  avgt    5    89.884 ±  17.890  ns/op
RendezvousBenchmark.synchronousQueue           N/A            N/A            N/A  avgt    5   613.185 ± 169.898  ns/op
SelectBenchmark.selectWithSingleClause         N/A            N/A            N/A  avgt    5   249.589 ±  48.461  ns/op
SelectBenchmark.selectWithTwoClauses           N/A            N/A            N/A  avgt    5   226.880 ±  16.776  ns/op

Kotlin:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt    Score    Error  Units
BufferedKotlinBenchmark.channel_defaultDispatcher                        1            N/A            N/A  avgt    5  109.455 ±  1.710  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                       10            N/A            N/A  avgt    5   53.887 ±  2.680  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                      100            N/A            N/A  avgt    5   32.054 ±  0.626  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                    0          10000            N/A  avgt    5   63.639 ±  5.604  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                  100          10000            N/A  avgt    5   15.183 ±  0.712  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                            0          10000            N/A  avgt    5   96.763 ± 17.340  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                          100          10000            N/A  avgt    5   30.863 ±  0.342  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher               0            N/A          10000  avgt    5   68.289 ±  1.576  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher             100            N/A          10000  avgt    5   15.862 ±  0.626  ns/op
RendezvousKotlinBenchmark.channel_defaultDispatcher                    N/A            N/A            N/A  avgt    5  146.475 ±  0.573  ns/op
SelectKotlinBenchmark.selectWithSingleClause_defaultDispatcher         N/A            N/A            N/A  avgt    5  255.162 ±  3.779  ns/op
SelectKotlinBenchmark.selectWithTwoClauses_defaultDispatcher           N/A            N/A            N/A  avgt    5  332.618 ±  8.943  ns/op

[github-actions]

Benchmark results

Java:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt     Score     Error  Units
BufferedBenchmark.arrayBlockingQueue             1            N/A            N/A  avgt    5  1036.379 ± 115.931  ns/op
BufferedBenchmark.arrayBlockingQueue            10            N/A            N/A  avgt    5   185.245 ±  42.938  ns/op
BufferedBenchmark.arrayBlockingQueue           100            N/A            N/A  avgt    5   116.835 ±   4.820  ns/op
BufferedBenchmark.channel                        1            N/A            N/A  avgt    5   196.366 ±  50.816  ns/op
BufferedBenchmark.channel                       10            N/A            N/A  avgt    5   178.386 ±  44.532  ns/op
BufferedBenchmark.channel                      100            N/A            N/A  avgt    5   145.859 ±  11.693  ns/op
ChainedBenchmark.channelChain                    0          10000            N/A  avgt    5  1025.913 ±  20.594  ns/op
ChainedBenchmark.channelChain                  100          10000            N/A  avgt    5    35.012 ±   2.698  ns/op
ChainedBenchmark.queueChain                      0          10000            N/A  avgt    5   125.040 ±  19.508  ns/op
ChainedBenchmark.queueChain                    100          10000            N/A  avgt    5    10.247 ±   0.339  ns/op
ParallelBenchmark.parallelChannels               0            N/A          10000  avgt    5  1008.349 ±  24.088  ns/op
ParallelBenchmark.parallelChannels             100            N/A          10000  avgt    5    43.031 ±   1.764  ns/op
ParallelBenchmark.parallelQueues                 0            N/A          10000  avgt    5   118.122 ±  55.635  ns/op
ParallelBenchmark.parallelQueues               100            N/A          10000  avgt    5    16.324 ±   1.763  ns/op
RendezvousBenchmark.channel                    N/A            N/A            N/A  avgt    5   224.040 ±  29.807  ns/op
RendezvousBenchmark.exchanger                  N/A            N/A            N/A  avgt    5    88.997 ±  14.917  ns/op
RendezvousBenchmark.synchronousQueue           N/A            N/A            N/A  avgt    5   596.663 ±  59.209  ns/op
SelectBenchmark.selectWithSingleClause         N/A            N/A            N/A  avgt    5   251.300 ±  33.096  ns/op
SelectBenchmark.selectWithTwoClauses           N/A            N/A            N/A  avgt    5   239.912 ±  28.853  ns/op

Kotlin:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt    Score   Error  Units
BufferedKotlinBenchmark.channel_defaultDispatcher                        1            N/A            N/A  avgt    5  108.879 ± 3.855  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                       10            N/A            N/A  avgt    5   50.636 ± 2.846  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                      100            N/A            N/A  avgt    5   32.209 ± 1.136  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                    0          10000            N/A  avgt    5   64.326 ± 0.757  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                  100          10000            N/A  avgt    5   13.282 ± 0.384  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                            0          10000            N/A  avgt    5   93.923 ± 3.354  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                          100          10000            N/A  avgt    5   31.185 ± 0.405  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher               0            N/A          10000  avgt    5   64.351 ± 2.274  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher             100            N/A          10000  avgt    5   15.078 ± 0.212  ns/op
RendezvousKotlinBenchmark.channel_defaultDispatcher                    N/A            N/A            N/A  avgt    5  145.222 ± 0.586  ns/op
SelectKotlinBenchmark.selectWithSingleClause_defaultDispatcher         N/A            N/A            N/A  avgt    5  256.798 ± 1.845  ns/op
SelectKotlinBenchmark.selectWithTwoClauses_defaultDispatcher           N/A            N/A            N/A  avgt    5  315.290 ± 0.741  ns/op

[github-actions]

Benchmark results

Java:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt     Score     Error  Units
BufferedBenchmark.arrayBlockingQueue             1            N/A            N/A  avgt    5  1065.247 ± 199.490  ns/op
BufferedBenchmark.arrayBlockingQueue            10            N/A            N/A  avgt    5   166.920 ±  38.600  ns/op
BufferedBenchmark.arrayBlockingQueue           100            N/A            N/A  avgt    5   117.085 ±   5.850  ns/op
BufferedBenchmark.channel                        1            N/A            N/A  avgt    5   196.986 ±  42.040  ns/op
BufferedBenchmark.channel                       10            N/A            N/A  avgt    5   178.155 ±  18.394  ns/op
BufferedBenchmark.channel                      100            N/A            N/A  avgt    5   138.355 ±  17.460  ns/op
ChainedBenchmark.channelChain                    0          10000            N/A  avgt    5  1031.783 ±  23.731  ns/op
ChainedBenchmark.channelChain                  100          10000            N/A  avgt    5    35.123 ±   1.223  ns/op
ChainedBenchmark.queueChain                      0          10000            N/A  avgt    5   105.054 ±  14.004  ns/op
ChainedBenchmark.queueChain                    100          10000            N/A  avgt    5    10.036 ±   0.463  ns/op
ParallelBenchmark.parallelChannels               0            N/A          10000  avgt    5  1015.822 ±  19.485  ns/op
ParallelBenchmark.parallelChannels             100            N/A          10000  avgt    5    40.478 ±   1.576  ns/op
ParallelBenchmark.parallelQueues                 0            N/A          10000  avgt    5   133.519 ±   6.759  ns/op
ParallelBenchmark.parallelQueues               100            N/A          10000  avgt    5    14.066 ±   0.289  ns/op
RendezvousBenchmark.channel                    N/A            N/A            N/A  avgt    5   215.109 ±  25.829  ns/op
RendezvousBenchmark.exchanger                  N/A            N/A            N/A  avgt    5    89.788 ±  10.470  ns/op
RendezvousBenchmark.synchronousQueue           N/A            N/A            N/A  avgt    5   686.118 ± 524.516  ns/op
SelectBenchmark.selectWithSingleClause         N/A            N/A            N/A  avgt    5   250.331 ±  58.681  ns/op
SelectBenchmark.selectWithTwoClauses           N/A            N/A            N/A  avgt    5   225.020 ±  18.204  ns/op

Kotlin:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt    Score   Error  Units
BufferedKotlinBenchmark.channel_defaultDispatcher                        1            N/A            N/A  avgt    5  108.864 ± 1.571  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                       10            N/A            N/A  avgt    5   51.593 ± 3.661  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                      100            N/A            N/A  avgt    5   32.232 ± 0.381  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                    0          10000            N/A  avgt    5   60.792 ± 0.935  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                  100          10000            N/A  avgt    5   15.279 ± 1.276  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                            0          10000            N/A  avgt    5   94.226 ± 2.850  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                          100          10000            N/A  avgt    5   31.543 ± 0.176  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher               0            N/A          10000  avgt    5   90.470 ± 7.166  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher             100            N/A          10000  avgt    5   15.539 ± 0.270  ns/op
RendezvousKotlinBenchmark.channel_defaultDispatcher                    N/A            N/A            N/A  avgt    5  142.988 ± 1.530  ns/op
SelectKotlinBenchmark.selectWithSingleClause_defaultDispatcher         N/A            N/A            N/A  avgt    5  258.025 ± 1.563  ns/op
SelectKotlinBenchmark.selectWithTwoClauses_defaultDispatcher           N/A            N/A            N/A  avgt    5  314.446 ± 2.834  ns/op

[github-actions]

Benchmark results

Java:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt     Score     Error  Units
BufferedBenchmark.arrayBlockingQueue             1            N/A            N/A  avgt    5  1029.215 ± 278.239  ns/op
BufferedBenchmark.arrayBlockingQueue            10            N/A            N/A  avgt    5   192.563 ±  44.722  ns/op
BufferedBenchmark.arrayBlockingQueue           100            N/A            N/A  avgt    5   113.946 ±  11.684  ns/op
BufferedBenchmark.channel                        1            N/A            N/A  avgt    5   200.951 ±  26.388  ns/op
BufferedBenchmark.channel                       10            N/A            N/A  avgt    5   168.874 ±   3.125  ns/op
BufferedBenchmark.channel                      100            N/A            N/A  avgt    5   145.252 ±  30.469  ns/op
ChainedBenchmark.channelChain                    0          10000            N/A  avgt    5  1040.108 ±  21.953  ns/op
ChainedBenchmark.channelChain                  100          10000            N/A  avgt    5    28.570 ±   1.781  ns/op
ChainedBenchmark.queueChain                      0          10000            N/A  avgt    5   124.682 ±  39.540  ns/op
ChainedBenchmark.queueChain                    100          10000            N/A  avgt    5    10.855 ±   0.338  ns/op
ParallelBenchmark.parallelChannels               0            N/A          10000  avgt    5  1011.146 ±  12.406  ns/op
ParallelBenchmark.parallelChannels             100            N/A          10000  avgt    5    34.475 ±   1.654  ns/op
ParallelBenchmark.parallelQueues                 0            N/A          10000  avgt    5   125.831 ±  43.770  ns/op
ParallelBenchmark.parallelQueues               100            N/A          10000  avgt    5    13.145 ±   0.327  ns/op
RendezvousBenchmark.channel                    N/A            N/A            N/A  avgt    5   192.495 ±  31.016  ns/op
RendezvousBenchmark.exchanger                  N/A            N/A            N/A  avgt    5    95.375 ±  18.735  ns/op
RendezvousBenchmark.synchronousQueue           N/A            N/A            N/A  avgt    5   583.325 ± 220.246  ns/op
SelectBenchmark.selectWithSingleClause         N/A            N/A            N/A  avgt    5   221.507 ±  36.354  ns/op
SelectBenchmark.selectWithTwoClauses           N/A            N/A            N/A  avgt    5   207.277 ±  12.248  ns/op

Kotlin:
(capacity)  (chainLength)  (parallelism)  Mode  Cnt    Score    Error  Units
BufferedKotlinBenchmark.channel_defaultDispatcher                        1            N/A            N/A  avgt    5  108.094 ±  0.425  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                       10            N/A            N/A  avgt    5   52.964 ±  0.456  ns/op
BufferedKotlinBenchmark.channel_defaultDispatcher                      100            N/A            N/A  avgt    5   32.218 ±  0.595  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                    0          10000            N/A  avgt    5   58.412 ±  0.770  ns/op
ChainedKotlinBenchmark.channelChain_defaultDispatcher                  100          10000            N/A  avgt    5   15.648 ±  1.061  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                            0          10000            N/A  avgt    5   98.466 ±  7.956  ns/op
ChainedKotlinBenchmark.channelChain_eventLoop                          100          10000            N/A  avgt    5   31.972 ±  0.758  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher               0            N/A          10000  avgt    5  102.764 ± 13.279  ns/op
ParallelKotlinBenchmark.parallelChannels_defaultDispatcher             100            N/A          10000  avgt    5   16.181 ±  1.585  ns/op
RendezvousKotlinBenchmark.channel_defaultDispatcher                    N/A            N/A            N/A  avgt    5  139.042 ±  5.767  ns/op
SelectKotlinBenchmark.selectWithSingleClause_defaultDispatcher         N/A            N/A            N/A  avgt    5  248.529 ±  2.404  ns/op
SelectKotlinBenchmark.selectWithTwoClauses_defaultDispatcher           N/A            N/A            N/A  avgt    5  342.408 ±  2.536  ns/op