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peetaur

fio; Crucial m4 SSD, USB3 adapter

peetaur
Mar 11th, 2013
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  1. Crucial m4 SSD on USB3 adapter
  2. NEC Corporation uPD720200 USB 3.0 Host Controller
  3.  
  4. peter@peter:/mnt/test$ ~/archive/software/fio/fio-2.0.10/fio ~/archive/software/fio/fio-2.0.10/examples/ssd-test
  5. seq-read: (g=0): rw=read, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=4
  6. rand-read: (g=1): rw=randread, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=4
  7. seq-write: (g=2): rw=write, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=4
  8. rand-write: (g=3): rw=randwrite, bs=4K-4K/4K-4K/4K-4K, ioengine=libaio, iodepth=4
  9. fio-2.0.10
  10. Starting 4 processes
  11. seq-read: Laying out IO file(s) (1 file(s) / 1024MB)
  12. Jobs: 1 (f=1): [___w] [64.1% done] [0K/8872K/0K /s] [0 /2218 /0 iops] [eta 01m:50s]
  13. seq-read: (groupid=0, jobs=1): err= 0: pid=28117: Tue Oct 30 14:39:15 2012
  14. read : io=1024.0MB, bw=28336KB/s, iops=7084 , runt= 37005msec
  15. slat (usec): min=1 , max=200 , avg= 7.03, stdev= 3.28
  16. clat (usec): min=120 , max=28043 , avg=555.21, stdev=999.73
  17. lat (usec): min=136 , max=28049 , avg=562.54, stdev=999.67
  18. clat percentiles (usec):
  19. | 1.00th=[ 338], 5.00th=[ 406], 10.00th=[ 426], 20.00th=[ 454],
  20. | 30.00th=[ 474], 40.00th=[ 490], 50.00th=[ 502], 60.00th=[ 516],
  21. | 70.00th=[ 532], 80.00th=[ 556], 90.00th=[ 580], 95.00th=[ 612],
  22. | 99.00th=[ 676], 99.50th=[ 756], 99.90th=[20096], 99.95th=[20352],
  23. | 99.99th=[20608]
  24. bw (KB/s) : min=26880, max=30040, per=100.00%, avg=28347.55, stdev=787.66
  25. lat (usec) : 250=0.13%, 500=47.64%, 750=51.72%, 1000=0.08%
  26. lat (msec) : 2=0.14%, 4=0.03%, 10=0.01%, 20=0.12%, 50=0.13%
  27. cpu : usr=4.31%, sys=9.09%, ctx=195333, majf=0, minf=28
  28. IO depths : 1=0.1%, 2=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
  29. submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  30. complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  31. issued : total=r=262144/w=0/d=0, short=r=0/w=0/d=0
  32. rand-read: (groupid=1, jobs=1): err= 0: pid=28118: Tue Oct 30 14:39:15 2012
  33. read : io=775524KB, bw=12925KB/s, iops=3231 , runt= 60002msec
  34. slat (usec): min=3 , max=815 , avg=11.59, stdev= 3.73
  35. clat (usec): min=258 , max=9762 , avg=1222.37, stdev=323.33
  36. lat (usec): min=272 , max=9770 , avg=1234.41, stdev=323.29
  37. clat percentiles (usec):
  38. | 1.00th=[ 780], 5.00th=[ 836], 10.00th=[ 868], 20.00th=[ 916],
  39. | 30.00th=[ 988], 40.00th=[ 1128], 50.00th=[ 1192], 60.00th=[ 1240],
  40. | 70.00th=[ 1320], 80.00th=[ 1480], 90.00th=[ 1624], 95.00th=[ 1816],
  41. | 99.00th=[ 2160], 99.50th=[ 2320], 99.90th=[ 2768], 99.95th=[ 3344],
  42. | 99.99th=[ 5280]
  43. bw (KB/s) : min=12360, max=13528, per=100.00%, avg=12930.89, stdev=243.58
  44. lat (usec) : 500=0.02%, 750=0.51%, 1000=30.61%
  45. lat (msec) : 2=66.82%, 4=2.01%, 10=0.03%
  46. cpu : usr=4.17%, sys=9.19%, ctx=194617, majf=0, minf=27
  47. IO depths : 1=0.1%, 2=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
  48. submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  49. complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  50. issued : total=r=193881/w=0/d=0, short=r=0/w=0/d=0
  51. seq-write: (groupid=2, jobs=1): err= 0: pid=28120: Tue Oct 30 14:39:15 2012
  52. write: io=1024.0MB, bw=27363KB/s, iops=6840 , runt= 38321msec
  53. slat (usec): min=2 , max=499737 , avg=10.62, stdev=984.45
  54. clat (usec): min=105 , max=715516 , avg=571.63, stdev=2920.80
  55. lat (usec): min=126 , max=715525 , avg=582.57, stdev=3121.44
  56. clat percentiles (usec):
  57. | 1.00th=[ 350], 5.00th=[ 402], 10.00th=[ 422], 20.00th=[ 442],
  58. | 30.00th=[ 458], 40.00th=[ 470], 50.00th=[ 486], 60.00th=[ 498],
  59. | 70.00th=[ 516], 80.00th=[ 532], 90.00th=[ 556], 95.00th=[ 580],
  60. | 99.00th=[ 644], 99.50th=[ 692], 99.90th=[20096], 99.95th=[20864],
  61. | 99.99th=[97792]
  62. bw (KB/s) : min= 181, max=31464, per=100.00%, avg=27749.37, stdev=5991.58
  63. lat (usec) : 250=0.14%, 500=61.58%, 750=37.88%, 1000=0.03%
  64. lat (msec) : 2=0.05%, 4=0.02%, 10=0.02%, 20=0.13%, 50=0.12%
  65. lat (msec) : 100=0.02%, 250=0.01%, 750=0.01%
  66. cpu : usr=4.80%, sys=8.57%, ctx=195893, majf=0, minf=25
  67. IO depths : 1=0.1%, 2=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
  68. submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  69. complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  70. issued : total=r=0/w=262144/d=0, short=r=0/w=0/d=0
  71. rand-write: (groupid=3, jobs=1): err= 0: pid=28123: Tue Oct 30 14:39:15 2012
  72. write: io=376160KB, bw=6268.1KB/s, iops=1567 , runt= 60004msec
  73. slat (usec): min=3 , max=729500 , avg=38.89, stdev=3692.91
  74. clat (usec): min=126 , max=845095 , avg=2509.29, stdev=12004.56
  75. lat (usec): min=157 , max=845129 , avg=2548.66, stdev=12652.41
  76. clat percentiles (usec):
  77. | 1.00th=[ 482], 5.00th=[ 684], 10.00th=[ 820], 20.00th=[ 1012],
  78. | 30.00th=[ 1176], 40.00th=[ 1368], 50.00th=[ 1624], 60.00th=[ 1944],
  79. | 70.00th=[ 2224], 80.00th=[ 2576], 90.00th=[ 3280], 95.00th=[ 4048],
  80. | 99.00th=[ 5472], 99.50th=[ 8768], 99.90th=[166912], 99.95th=[197632],
  81. | 99.99th=[536576]
  82. bw (KB/s) : min= 26, max= 9240, per=100.00%, avg=6410.65, stdev=3450.22
  83. lat (usec) : 250=0.01%, 500=1.23%, 750=5.88%, 1000=12.23%
  84. lat (msec) : 2=42.64%, 4=32.67%, 10=4.84%, 20=0.02%, 50=0.05%
  85. lat (msec) : 100=0.10%, 250=0.30%, 500=0.01%, 750=0.01%, 1000=0.01%
  86. cpu : usr=1.95%, sys=4.79%, ctx=94390, majf=0, minf=22
  87. IO depths : 1=0.1%, 2=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
  88. submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  89. complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  90. issued : total=r=0/w=94040/d=0, short=r=0/w=0/d=0
  91.  
  92. Run status group 0 (all jobs):
  93. READ: io=1024.0MB, aggrb=28336KB/s, minb=28336KB/s, maxb=28336KB/s, mint=37005msec, maxt=37005msec
  94.  
  95. Run status group 1 (all jobs):
  96. READ: io=775524KB, aggrb=12924KB/s, minb=12924KB/s, maxb=12924KB/s, mint=60002msec, maxt=60002msec
  97.  
  98. Run status group 2 (all jobs):
  99. WRITE: io=1024.0MB, aggrb=27362KB/s, minb=27362KB/s, maxb=27362KB/s, mint=38321msec, maxt=38321msec
  100.  
  101. Run status group 3 (all jobs):
  102. WRITE: io=376160KB, aggrb=6268KB/s, minb=6268KB/s, maxb=6268KB/s, mint=60004msec, maxt=60004msec
  103.  
  104. Disk stats (read/write):
  105. sdc: ios=388423/295069, merge=67602/67178, ticks=333708/2239548, in_queue=2646840, util=99.64%
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