root@disk-test-0:/# fio –section=test8 jobs.fio test9: (g=0): rw=randwrite, bs=(R) 256KiB-256KiB, (W) 256KiB-256KiB, (T) 256KiB-256KiB, ioengine=libaio, iodepth=16 fio-3.12 Starting 1 thread Jobs: 1 (f=1): [w(1)][100.0%][w=106MiB/s][w=424 IOPS][eta 00m:00s] test9: (groupid=0, jobs=1): err= 0: pid=1431: Wed Feb 27 18:04:11 2019 write: IOPS=784, BW=196MiB/s (206MB/s)(10.0GiB/52189msec); 0 zone resets slat (usec): min=88, max=3200.2k, avg=1210.52, stdev=16143.60 clat (usec): min=2, max=3235.0k, avg=18224.70, stdev=62800.13 lat (usec): min=126, max=3239.5k, avg=19435.93, stdev=64999.30 clat percentiles (usec): | 1.00th=[ 1991], 5.00th=[ 2024], 10.00th=[ 2040], | 20.00th=[ 2089], 30.00th=[ 2147], 40.00th=[ 11994], | 50.00th=[ 23987], 60.00th=[ 23987], 70.00th=[ 23987], | 80.00th=[ 24249], 90.00th=[ 32375], 95.00th=[ 39584], | 99.00th=[ 47973], 99.50th=[ 48497], 99.90th=[ 63177], | 99.95th=[ 63701], 99.99th=[3238003] bw ( KiB/s): min=81920, max=1837568, per=100.00%, avg=222524.26, stdev=345396.12, samples=94 iops : min= 320, max= 7178, avg=869.21, stdev=1349.21, samples=94 lat (usec) : 4=0.01%, 250=0.01%, 500=0.01% lat (msec) : 2=1.68%, 4=37.29%, 10=0.02%, 20=4.00%, 50=56.59% lat (msec) : 100=0.38% cpu : usr=0.38%, sys=16.29%, ctx=3637, majf=0, minf=1 IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=100.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,40960,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16

Run status group 0 (all jobs): WRITE: bw=196MiB/s (206MB/s), 196MiB/s-196MiB/s (206MB/s-206MB/s), io=10.0GiB (10.7GB), run=52189-52189msec

Disk stats (read/write): sdc: ios=0/13877, merge=0/27, ticks=0/47074892, in_queue=49468412, util=92.56%