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spytheman123
Jul 3rd, 2025
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  1. #0 13:32:27 ^ add_sleeps_experiment ~/v>./v -gc none run vlib/datatypes/lockfree/bench/bench_ringbuffer.v
  2. Lock-Free Ring Buffer Performance Test
  3. ======================================
  4.  
  5. Testing scenario: SPSC
  6. Completed 1000000 items in 326ms
  7. Completed 1000000 items in 229ms
  8. Completed 1000000 items in 335ms
  9. Completed 1000000 items in 397ms
  10. Completed 1000000 items in 143ms
  11.  
  12. Testing scenario: MPSC (2P1C)
  13. Completed 2000000 items in 607ms
  14. Completed 2000000 items in 705ms
  15. Completed 2000000 items in 358ms
  16. Completed 2000000 items in 288ms
  17. Completed 2000000 items in 933ms
  18.  
  19. Testing scenario: MPSC (4P1C)
  20. Completed 4000000 items in 442ms
  21. Completed 4000000 items in 1523ms
  22. Completed 4000000 items in 1716ms
  23. Completed 4000000 items in 1562ms
  24. Completed 4000000 items in 956ms
  25.  
  26. Testing scenario: MPSC (8P1C)
  27. Completed 8000000 items in 1382ms
  28. Completed 8000000 items in 3306ms
  29. Completed 8000000 items in 1983ms
  30. Completed 8000000 items in 1349ms
  31. Completed 8000000 items in 1891ms
  32.  
  33. Testing scenario: SPMC (1P2C)
  34. Completed 1000000 items in 33ms
  35. Completed 1000000 items in 129ms
  36. Completed 1000000 items in 69ms
  37. Completed 1000000 items in 660ms
  38. Completed 1000000 items in 234ms
  39.  
  40. Testing scenario: SPMC (1P4C)
  41. Completed 1000000 items in 756ms
  42. Completed 1000000 items in 546ms
  43. Completed 1000000 items in 490ms
  44. Completed 1000000 items in 245ms
  45. Completed 1000000 items in 353ms
  46.  
  47. Testing scenario: MPMC (2P2C)
  48. Completed 2000000 items in 333ms
  49. Completed 2000000 items in 386ms
  50. Completed 2000000 items in 337ms
  51. Completed 2000000 items in 232ms
  52. Completed 2000000 items in 628ms
  53.  
  54. Testing scenario: MPMC (4P4C)
  55. Completed 4000000 items in 1042ms
  56. Completed 4000000 items in 993ms
  57. Completed 4000000 items in 1087ms
  58. Completed 4000000 items in 421ms
  59. Completed 4000000 items in 667ms
  60.  
  61. Performance Results
  62. ====================================================================
  63. Scenario Throughput (M ops/s) Avg Latency (ns) CPU Usage (%)
  64. --------------------------------------------------------------------
  65. SPSC 17.45 286.57 0.0
  66. MPSC (2P1C) 17.28 289.39 0.0
  67. MPSC (4P1C) 16.13 310.07 0.0
  68. MPSC (8P1C) 20.17 247.86 0.0
  69. SPMC (1P2C) 22.18 225.44 0.0
  70. SPMC (1P4C) 10.45 478.36 0.0
  71. MPMC (2P2C) 26.06 191.84 0.0
  72. MPMC (4P4C) 23.74 210.64 0.0
  73. ====================================================================
  74.  
  75. Best performance: MPMC (2P2C) with 26.06 M ops/s
  76. #0 13:33:21 ^ add_sleeps_experiment ~/v>
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