add notes on site
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конфиг
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[fiotest]
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rw=write
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name=fiotest
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blocksize=8k
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filename=/mnt/pve/test/write
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size=1g
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ioengine=libaio
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iodepth=128
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numjobs=1
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runtime=60
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direct=1
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Результат
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fiotest: (g=0): rw=write, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=1
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fio-3.28
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Starting 1 process
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fiotest: Laying out IO file (1 file / 1024MiB)
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^Cbs: 1 (f=1): [W(1)][33.3%][w=1001KiB/s][w=250 IOPS][eta 00m:40s]
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fio: terminating on signal 2
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fiotest: (groupid=0, jobs=1): err= 0: pid=2515: Sat May 3 00:11:44 2025
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write: IOPS=306, BW=1227KiB/s (1257kB/s)(24.2MiB/20224msec); 0 zone resets
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slat (nsec): min=9129, max=61388, avg=11072.73, stdev=2469.71
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clat (usec): min=1575, max=237505, avg=3247.15, stdev=5187.99
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lat (usec): min=1585, max=237546, avg=3258.36, stdev=5188.33
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clat percentiles (usec):
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| 1.00th=[ 1745], 5.00th=[ 1909], 10.00th=[ 2008], 20.00th=[ 2180],
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| 30.00th=[ 2311], 40.00th=[ 2442], 50.00th=[ 2573], 60.00th=[ 2737],
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| 70.00th=[ 2966], 80.00th=[ 3294], 90.00th=[ 4228], 95.00th=[ 5866],
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| 99.00th=[ 11994], 99.50th=[ 16319], 99.90th=[ 90702], 99.95th=[103285],
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| 99.99th=[238027]
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bw ( KiB/s): min= 672, max= 1888, per=99.49%, avg=1221.60, stdev=244.70, samples=40
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iops : min= 168, max= 472, avg=305.40, stdev=61.18, samples=40
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lat (msec) : 2=9.88%, 4=78.65%, 10=9.69%, 20=1.50%, 50=0.10%
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lat (msec) : 100=0.11%, 250=0.08%
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cpu : usr=0.17%, sys=0.29%, ctx=6206, majf=0, minf=12
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IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
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submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
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complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
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issued rwts: total=0,6205,0,0 short=0,0,0,0 dropped=0,0,0,0
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latency : target=0, window=0, percentile=100.00%, depth=1
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Run status group 0 (all jobs):
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WRITE: bw=1227KiB/s (1257kB/s), 1227KiB/s-1227KiB/s (1257kB/s-1257kB/s), io=24.2MiB (25.4MB), run=20224-20224msec
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Disk stats (read/write):
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dm-0: ios=54/8018, merge=0/0, ticks=636/27836, in_queue=28472, util=97.85%, aggrios=54/7434, aggrmerge=0/861, aggrticks=638/24232, aggrin_queue=24906, aggrutil=97.59%
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sda: ios=54/7434, merge=0/861, ticks=638/24232, in_queue=24906, util=97.59%
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Конфиг
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[fiotest]
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rw=write
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name=fiotest
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blocksize=8k
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filename=/mnt/pve/test/write
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size=1g
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ioengine=libaio
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iodepth=32
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numjobs=1
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runtime=60
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direct=1
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Результат
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fiotest: (g=0): rw=write, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=libaio, iodepth=32
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fio-3.28
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Starting 1 process
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Jobs: 1 (f=1): [W(1)][100.0%][w=11.0MiB/s][w=1409 IOPS][eta 00m:00s]
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fiotest: (groupid=0, jobs=1): err= 0: pid=3588: Sat May 3 00:16:19 2025
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write: IOPS=1530, BW=12.0MiB/s (12.5MB/s)(718MiB/60022msec); 0 zone resets
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slat (usec): min=3, max=141739, avg=94.73, stdev=1480.44
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clat (msec): min=2, max=262, avg=20.81, stdev=14.28
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lat (msec): min=2, max=262, avg=20.91, stdev=14.27
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clat percentiles (msec):
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| 1.00th=[ 4], 5.00th=[ 8], 10.00th=[ 12], 20.00th=[ 14],
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| 30.00th=[ 16], 40.00th=[ 17], 50.00th=[ 18], 60.00th=[ 20],
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| 70.00th=[ 23], 80.00th=[ 26], 90.00th=[ 33], 95.00th=[ 40],
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| 99.00th=[ 69], 99.50th=[ 95], 99.90th=[ 203], 99.95th=[ 226],
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| 99.99th=[ 247]
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bw ( KiB/s): min= 5584, max=17216, per=99.85%, avg=12226.15, stdev=2529.45, samples=119
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iops : min= 698, max= 2152, avg=1528.27, stdev=316.18, samples=119
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lat (msec) : 4=1.24%, 10=6.83%, 20=52.96%, 50=36.68%, 100=1.86%
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lat (msec) : 250=0.43%, 500=0.01%
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cpu : usr=0.48%, sys=1.47%, ctx=68734, majf=0, minf=10
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IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=100.0%, >=64=0.0%
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submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
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complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.1%, 64=0.0%, >=64=0.0%
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issued rwts: total=0,91862,0,0 short=0,0,0,0 dropped=0,0,0,0
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latency : target=0, window=0, percentile=100.00%, depth=32
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Run status group 0 (all jobs):
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WRITE: bw=12.0MiB/s (12.5MB/s), 12.0MiB/s-12.0MiB/s (12.5MB/s-12.5MB/s), io=718MiB (753MB), run=60022-60022msec
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Disk stats (read/write):
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dm-0: ios=126/98119, merge=0/0, ticks=3940/1857428, in_queue=1861368, util=99.31%, aggrios=126/96396, aggrmerge=0/2709, aggrticks=3928/1803591, aggrin_queue=1807713, aggrutil=99.23%
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sda: ios=126/96396, merge=0/2709, ticks=3928/1803591, in_queue=1807713, util=99.23%
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конфиг
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[fiotest]
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rw=write
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name=fiotest
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blocksize=8k
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filename=/mnt/pve/test/write
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size=1g
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ioengine=libaio
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iodepth=1
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numjobs=1
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runtime=60
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direct=1
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Результат
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fiotest: (g=0): rw=write, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=libaio, iodepth=1
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fio-3.28
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Starting 1 process
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Jobs: 1 (f=1): [W(1)][100.0%][w=1632KiB/s][w=204 IOPS][eta 00m:00s]
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fiotest: (groupid=0, jobs=1): err= 0: pid=3616: Sat May 3 00:18:47 2025
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write: IOPS=282, BW=2258KiB/s (2312kB/s)(132MiB/60002msec); 0 zone resets
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slat (usec): min=6, max=42146, avg=91.13, stdev=759.96
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clat (usec): min=1609, max=285038, avg=3450.64, stdev=5465.66
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lat (usec): min=1617, max=285046, avg=3541.91, stdev=5565.78
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clat percentiles (usec):
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| 1.00th=[ 1778], 5.00th=[ 1909], 10.00th=[ 2008], 20.00th=[ 2147],
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| 30.00th=[ 2278], 40.00th=[ 2409], 50.00th=[ 2573], 60.00th=[ 2802],
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| 70.00th=[ 3130], 80.00th=[ 3916], 90.00th=[ 5407], 95.00th=[ 6980],
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| 99.00th=[ 11338], 99.50th=[ 16581], 99.90th=[ 83362], 99.95th=[124257],
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| 99.99th=[238027]
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bw ( KiB/s): min= 656, max= 3552, per=100.00%, avg=2266.08, stdev=760.91, samples=119
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iops : min= 82, max= 444, avg=283.26, stdev=95.11, samples=119
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lat (msec) : 2=9.96%, 4=70.89%, 10=17.68%, 20=1.12%, 50=0.21%
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lat (msec) : 100=0.08%, 250=0.06%, 500=0.01%
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cpu : usr=0.12%, sys=0.26%, ctx=17491, majf=0, minf=12
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IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
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submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
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complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
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issued rwts: total=0,16936,0,0 short=0,0,0,0 dropped=0,0,0,0
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latency : target=0, window=0, percentile=100.00%, depth=1
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Run status group 0 (all jobs):
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WRITE: bw=2258KiB/s (2312kB/s), 2258KiB/s-2258KiB/s (2312kB/s-2312kB/s), io=132MiB (139MB), run=60002-60002msec
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Disk stats (read/write):
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dm-0: ios=220/23472, merge=0/0, ticks=2652/93376, in_queue=96028, util=97.68%, aggrios=220/21785, aggrmerge=0/2623, aggrticks=2622/79363, aggrin_queue=82138, aggrutil=97.58%
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sda: ios=220/21785, merge=0/2623, ticks=2622/79363, in_queue=82138, util=97.58%
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