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DPM diskspd SQL drive

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Jun 23rd, 2020
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  1. Command Line: C:\Users\admin\Desktop\diskspd.exe -b64K -d300 -L -o8 -t4 -r -w70 -c500M D:\Tes2.dat
  2.  
  3. Input parameters:
  4.  
  5. timespan: 1
  6. -------------
  7. duration: 300s
  8. warm up time: 5s
  9. cool down time: 0s
  10. measuring latency
  11. random seed: 0
  12. path: 'D:\Tes2.dat'
  13. think time: 0ms
  14. burst size: 0
  15. using software cache
  16. using hardware write cache, writethrough off
  17. performing mix test (read/write ratio: 30/70)
  18. block size: 65536
  19. using random I/O (alignment: 65536)
  20. number of outstanding I/O operations: 8
  21. thread stride size: 0
  22. threads per file: 4
  23. using I/O Completion Ports
  24. IO priority: normal
  25.  
  26. System information:
  27.  
  28. computer name: <redacted>
  29. start time: 2020/06/23 07:58:58 UTC
  30.  
  31. Results for timespan 1:
  32. *******************************************************************************
  33.  
  34. actual test time: 300.00s
  35. thread count: 4
  36. proc count: 2
  37.  
  38. CPU | Usage | User | Kernel | Idle
  39. -------------------------------------------
  40. 0| 99.99%| 3.47%| 96.52%| 0.01%
  41. 1| 99.96%| 3.76%| 96.20%| 0.04%
  42. -------------------------------------------
  43. avg.| 99.97%| 3.62%| 96.36%| 0.03%
  44.  
  45. Total IO
  46. thread | bytes | I/Os | MiB/s | I/O per s | AvgLat | LatStdDev | file
  47. -----------------------------------------------------------------------------------------------------
  48. 0 | 306898075648 | 4682893 | 975.60 | 15609.64 | 0.512 | 3.282 | D:\Tes2.dat (500MiB)
  49. 1 | 304294854656 | 4643171 | 967.33 | 15477.24 | 0.516 | 3.446 | D:\Tes2.dat (500MiB)
  50. 2 | 299317460992 | 4567222 | 951.50 | 15224.07 | 0.525 | 3.440 | D:\Tes2.dat (500MiB)
  51. 3 | 306294095872 | 4673677 | 973.68 | 15578.92 | 0.513 | 3.348 | D:\Tes2.dat (500MiB)
  52. -----------------------------------------------------------------------------------------------------
  53. total: 1216804487168 | 18566963 | 3868.12 | 61889.88 | 0.517 | 3.379
  54.  
  55. Read IO
  56. thread | bytes | I/Os | MiB/s | I/O per s | AvgLat | LatStdDev | file
  57. -----------------------------------------------------------------------------------------------------
  58. 0 | 92079456256 | 1405021 | 292.71 | 4683.40 | 0.518 | 3.349 | D:\Tes2.dat (500MiB)
  59. 1 | 91307835392 | 1393247 | 290.26 | 4644.16 | 0.514 | 3.359 | D:\Tes2.dat (500MiB)
  60. 2 | 89769639936 | 1369776 | 285.37 | 4565.92 | 0.527 | 3.438 | D:\Tes2.dat (500MiB)
  61. 3 | 91912929280 | 1402480 | 292.18 | 4674.93 | 0.515 | 3.341 | D:\Tes2.dat (500MiB)
  62. -----------------------------------------------------------------------------------------------------
  63. total: 365069860864 | 5570524 | 1160.53 | 18568.41 | 0.518 | 3.371
  64.  
  65. Write IO
  66. thread | bytes | I/Os | MiB/s | I/O per s | AvgLat | LatStdDev | file
  67. -----------------------------------------------------------------------------------------------------
  68. 0 | 214818619392 | 3277872 | 682.89 | 10926.24 | 0.509 | 3.252 | D:\Tes2.dat (500MiB)
  69. 1 | 212987019264 | 3249924 | 677.07 | 10833.08 | 0.518 | 3.483 | D:\Tes2.dat (500MiB)
  70. 2 | 209547821056 | 3197446 | 666.13 | 10658.15 | 0.524 | 3.441 | D:\Tes2.dat (500MiB)
  71. 3 | 214381166592 | 3271197 | 681.50 | 10903.99 | 0.512 | 3.351 | D:\Tes2.dat (500MiB)
  72. -----------------------------------------------------------------------------------------------------
  73. total: 851734626304 | 12996439 | 2707.59 | 43321.46 | 0.516 | 3.382
  74.  
  75.  
  76.  
  77. total:
  78. %-ile | Read (ms) | Write (ms) | Total (ms)
  79. ----------------------------------------------
  80. min | 0.109 | 0.108 | 0.108
  81. 25th | 0.218 | 0.216 | 0.217
  82. 50th | 0.245 | 0.243 | 0.244
  83. 75th | 0.282 | 0.281 | 0.281
  84. 90th | 0.341 | 0.339 | 0.340
  85. 95th | 0.585 | 0.577 | 0.580
  86. 99th | 5.375 | 5.356 | 5.362
  87. 3-nines | 54.799 | 54.384 | 54.487
  88. 4-nines | 135.294 | 138.480 | 137.391
  89. 5-nines | 186.630 | 189.751 | 189.279
  90. 6-nines | 206.333 | 225.615 | 219.498
  91. 7-nines | 251.976 | 267.788 | 267.788
  92. 8-nines | 251.976 | 270.354 | 270.354
  93. 9-nines | 251.976 | 270.354 | 270.354
  94. max | 251.976 | 270.354 | 270.354
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