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  1. fio --name=write_throughput --directory=$TEST_DIR --numjobs=8 \
  2. --size=10G --time_based --runtime=60s --ramp_time=2s --ioengine=libaio \
  3. --direct=1 --verify=0 --bs=1M --iodepth=64 --rw=write \
  4. --group_reporting=1
  5. write_throughput: (g=0): rw=write, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=libaio, iodepth=64
  6. ...
  7. fio-3.33
  8. Starting 8 processes
  9. write_throughput: Laying out IO file (1 file / 10240MiB)
  10. write_throughput: Laying out IO file (1 file / 10240MiB)
  11. write_throughput: Laying out IO file (1 file / 10240MiB)
  12. write_throughput: Laying out IO file (1 file / 10240MiB)
  13. write_throughput: Laying out IO file (1 file / 10240MiB)
  14. write_throughput: Laying out IO file (1 file / 10240MiB)
  15. write_throughput: Laying out IO file (1 file / 10240MiB)
  16. write_throughput: Laying out IO file (1 file / 10240MiB)
  17. Jobs: 8 (f=3): [f(2),W(1),f(2),W(1),f(1),W(1)][26.7%][w=707MiB/s][w=706 IOPS][eta 02m:53s]
  18. write_throughput: (groupid=0, jobs=8): err= 0: pid=22750: Tue Dec 17 00:17:58 2024
  19.   write: IOPS=354, BW=363MiB/s (381MB/s)(21.3GiB/60007msec); 0 zone resets
  20.     slat (msec): min=16, max=125, avg=22.56, stdev= 8.58
  21.     clat (usec): min=6, max=2443.4k, avg=1399824.31, stdev=339507.12
  22.      lat (msec): min=20, max=2466, avg=1422.20, stdev=342.35
  23.     clat percentiles (msec):
  24.      |  1.00th=[  550],  5.00th=[ 1200], 10.00th=[ 1217], 20.00th=[ 1234],
  25.      | 30.00th=[ 1250], 40.00th=[ 1267], 50.00th=[ 1284], 60.00th=[ 1318],
  26.      | 70.00th=[ 1351], 80.00th=[ 1418], 90.00th=[ 2056], 95.00th=[ 2232],
  27.      | 99.00th=[ 2400], 99.50th=[ 2433], 99.90th=[ 2433], 99.95th=[ 2433],
  28.      | 99.99th=[ 2433]
  29.    bw (  KiB/s): min=92184, max=442478, per=97.67%, avg=363061.01, stdev=10574.50, samples=952
  30.    iops        : min=   90, max=  432, avg=354.52, stdev=10.33, samples=952
  31.   lat (usec)   : 10=0.03%, 20=0.01%, 50=0.01%
  32.   lat (msec)   : 50=0.08%, 100=0.08%, 250=0.30%, 500=0.45%, 750=0.45%
  33.   lat (msec)   : 1000=1.00%, 2000=89.18%, >=2000=10.80%
  34.   cpu          : usr=0.21%, sys=1.14%, ctx=21742, majf=0, minf=294
  35.   IO depths    : 1=0.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=100.0%
  36.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  37.      complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.1%, >=64=0.0%
  38.      issued rwts: total=0,21272,0,0 short=0,0,0,0 dropped=0,0,0,0
  39.      latency   : target=0, window=0, percentile=100.00%, depth=64
  40.  
  41. Run status group 0 (all jobs):
  42.   WRITE: bw=363MiB/s (381MB/s), 363MiB/s-363MiB/s (381MB/s-381MB/s), io=21.3GiB (22.8GB), run=60007-60007msec
  43.  
  44.  
  45.  
  46.  
  47. fio --name=write_iops --directory=$TEST_DIR --size=10G --time_based --runtime=60s --ramp_time=2s --ioengine=libaio --direct=1 --verify=0 --bs=4K --iodepth=64 --rw=randwrite --group_reporting=1
  48. write_iops: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=64
  49. fio-3.33
  50. Starting 1 process
  51. Jobs: 1 (f=1): [w(1)][100.0%][w=632KiB/s][w=158 IOPS][eta 00m:00s]
  52. write_iops: (groupid=0, jobs=1): err= 0: pid=23844: Tue Dec 17 00:23:19 2024
  53.   write: IOPS=208, BW=840KiB/s (860kB/s)(49.2MiB/60010msec); 0 zone resets
  54.     slat (usec): min=8, max=92777, avg=4777.57, stdev=6747.00
  55.     clat (usec): min=29, max=707920, avg=300854.90, stdev=100890.12
  56.      lat (msec): min=22, max=715, avg=305.64, stdev=102.09
  57.     clat percentiles (msec):
  58.      |  1.00th=[  146],  5.00th=[  174], 10.00th=[  188], 20.00th=[  209],
  59.      | 30.00th=[  230], 40.00th=[  255], 50.00th=[  284], 60.00th=[  313],
  60.      | 70.00th=[  347], 80.00th=[  388], 90.00th=[  443], 95.00th=[  489],
  61.      | 99.00th=[  575], 99.50th=[  609], 99.90th=[  676], 99.95th=[  684],
  62.      | 99.99th=[  709]
  63.    bw (  KiB/s): min=  352, max= 1400, per=99.51%, avg=836.27, stdev=251.98, samples=120
  64.    iops        : min=   88, max=  350, avg=209.00, stdev=62.97, samples=120
  65.   lat (usec)   : 50=0.01%
  66.   lat (msec)   : 50=0.01%, 100=0.10%, 250=37.92%, 500=58.19%, 750=4.27%
  67.   cpu          : usr=0.20%, sys=1.91%, ctx=12050, majf=0, minf=37
  68.   IO depths    : 1=0.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=100.0%
  69.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  70.      complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.1%, >=64=0.0%
  71.      issued rwts: total=0,12540,0,0 short=0,0,0,0 dropped=0,0,0,0
  72.      latency   : target=0, window=0, percentile=100.00%, depth=64
  73.  
  74. Run status group 0 (all jobs):
  75.   WRITE: bw=840KiB/s (860kB/s), 840KiB/s-840KiB/s (860kB/s-860kB/s), io=49.2MiB (51.6MB), run=60010-60010msec
  76.  
  77.  
  78.  
  79. fio --name=read_throughput --directory=$TEST_DIR --numjobs=8 \
  80. --size=10G --time_based --runtime=60s --ramp_time=2s --ioengine=libaio \
  81. --direct=1 --verify=0 --bs=1M --iodepth=64 --rw=read \
  82. --group_reporting=1
  83. read_throughput: (g=0): rw=read, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=libaio, iodepth=64
  84. ...
  85. fio-3.33
  86. Starting 8 processes
  87. read_throughput: Laying out IO file (1 file / 10240MiB)
  88. read_throughput: Laying out IO file (1 file / 10240MiB)
  89. read_throughput: Laying out IO file (1 file / 10240MiB)
  90. read_throughput: Laying out IO file (1 file / 10240MiB)
  91. read_throughput: Laying out IO file (1 file / 10240MiB)
  92. read_throughput: Laying out IO file (1 file / 10240MiB)
  93. read_throughput: Laying out IO file (1 file / 10240MiB)
  94. read_throughput: Laying out IO file (1 file / 10240MiB)
  95. Jobs: 6 (f=6): [_(1),R(3),_(1),R(3)][34.4%][r=199MiB/s][r=199 IOPS][eta 02m:00s]
  96. read_throughput: (groupid=0, jobs=8): err= 0: pid=25452: Tue Dec 17 00:31:01 2024
  97.   read: IOPS=57, BW=62.4MiB/s (65.4MB/s)(3747MiB/60090msec)
  98.     slat (usec): min=241, max=360640, avg=140149.50, stdev=63370.23
  99.     clat (usec): min=5, max=10931k, avg=8083806.87, stdev=2409404.28
  100.      lat (msec): min=69, max=11057, avg=8215.64, stdev=2428.31
  101.     clat percentiles (msec):
  102.      |  1.00th=[  409],  5.00th=[ 2265], 10.00th=[ 4245], 20.00th=[ 6409],
  103.      | 30.00th=[ 8423], 40.00th=[ 8926], 50.00th=[ 9060], 60.00th=[ 9194],
  104.      | 70.00th=[ 9463], 80.00th=[ 9597], 90.00th=[10000], 95.00th=[10134],
  105.      | 99.00th=[10537], 99.50th=[10671], 99.90th=[10939], 99.95th=[10939],
  106.      | 99.99th=[10939]
  107.    bw (  KiB/s): min=28672, max=149581, per=88.91%, avg=56773.66, stdev=2622.23, samples=923
  108.    iops        : min=   28, max=  146, avg=55.43, stdev= 2.56, samples=923
  109.   lat (usec)   : 10=0.20%, 20=0.03%
  110.   lat (msec)   : 100=0.09%, 250=0.32%, 500=0.79%, 750=0.52%, 1000=0.58%
  111.   lat (msec)   : 2000=2.30%, >=2000=104.37%
  112.   cpu          : usr=0.01%, sys=0.43%, ctx=3421, majf=0, minf=49967
  113.   IO depths    : 1=0.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.3%, 32=5.2%, >=64=94.5%
  114.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  115.      complete  : 0=0.0%, 4=99.8%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.2%, >=64=0.0%
  116.      issued rwts: total=3429,0,0,0 short=0,0,0,0 dropped=0,0,0,0
  117.      latency   : target=0, window=0, percentile=100.00%, depth=64
  118.  
  119. Run status group 0 (all jobs):
  120.    READ: bw=62.4MiB/s (65.4MB/s), 62.4MiB/s-62.4MiB/s (65.4MB/s-65.4MB/s), io=3747MiB (3929MB), run=60090-60090msec
  121.  
  122.  
  123.  
  124. fio --name=read_iops --directory=$TEST_DIR --size=10G \
  125. --time_based --runtime=60s --ramp_time=2s --ioengine=libaio --direct=1 \
  126. --verify=0 --bs=4K --iodepth=64 --rw=randread --group_reporting=1
  127. read_iops: (g=0): rw=randread, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=64
  128. fio-3.33
  129. Starting 1 process
  130. read_iops: Laying out IO file (1 file / 10240MiB)
  131. Jobs: 1 (f=1): [r(1)][100.0%][r=380KiB/s][r=95 IOPS][eta 00m:00s]
  132. read_iops: (groupid=0, jobs=1): err= 0: pid=27222: Tue Dec 17 00:39:06 2024
  133.   read: IOPS=116, BW=470KiB/s (481kB/s)(27.5MiB/60002msec)
  134.     slat (usec): min=9, max=43108, avg=8585.60, stdev=4003.61
  135.     clat (usec): min=6, max=812030, avg=539802.75, stdev=72255.90
  136.      lat (msec): min=4, max=821, avg=548.40, stdev=73.03
  137.     clat percentiles (msec):
  138.      |  1.00th=[  451],  5.00th=[  468], 10.00th=[  477], 20.00th=[  489],
  139.      | 30.00th=[  498], 40.00th=[  510], 50.00th=[  518], 60.00th=[  531],
  140.      | 70.00th=[  558], 80.00th=[  600], 90.00th=[  651], 95.00th=[  676],
  141.      | 99.00th=[  735], 99.50th=[  768], 99.90th=[  793], 99.95th=[  802],
  142.      | 99.99th=[  810]
  143.    bw (  KiB/s): min=  312, max=  561, per=99.01%, avg=465.48, stdev=55.66, samples=120
  144.    iops        : min=   78, max=  140, avg=116.35, stdev=13.89, samples=120
  145.   lat (usec)   : 10=0.01%
  146.   lat (msec)   : 10=0.01%, 50=0.04%, 100=0.07%, 250=0.21%, 500=32.13%
  147.   lat (msec)   : 750=67.63%, 1000=0.79%
  148.   cpu          : usr=0.14%, sys=1.11%, ctx=6974, majf=0, minf=37
  149.   IO depths    : 1=0.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=100.0%
  150.      submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
  151.      complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.1%, >=64=0.0%
  152.      issued rwts: total=6981,0,0,0 short=0,0,0,0 dropped=0,0,0,0
  153.      latency   : target=0, window=0, percentile=100.00%, depth=64
  154.  
  155. Run status group 0 (all jobs):
  156.    READ: bw=470KiB/s (481kB/s), 470KiB/s-470KiB/s (481kB/s-481kB/s), io=27.5MiB (28.9MB), run=60002-60002msec
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