root@disk-test-0:/# fio –section=test7 jobs.fio test8: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=1 fio-3.12 Starting 1 thread Jobs: 1 (f=1): [w(1)][100.0%][w=71.0MiB/s][w=18.4k IOPS][eta 00m:00s] test8: (groupid=0, jobs=1): err= 0: pid=1394: Wed Feb 27 17:52:13 2019 write: IOPS=8330, BW=32.5MiB/s (34.1MB/s)(9762MiB/300003msec); 0 zone resets slat (usec): min=2, max=1027.5k, avg=116.73, stdev=1955.96 clat (nsec): min=600, max=2830.0k, avg=870.11, stdev=3243.87 lat (usec): min=3, max=1027.5k, avg=118.07, stdev=1956.29 clat percentiles (nsec): | 1.00th=[ 604], 5.00th=[ 604], 10.00th=[ 700], 20.00th=[ 700], | 30.00th=[ 700], 40.00th=[ 700], 50.00th=[ 700], 60.00th=[ 804], | 70.00th=[ 804], 80.00th=[ 804], 90.00th=[ 804], 95.00th=[ 900], | 99.00th=[ 2800], 99.50th=[ 5984], 99.90th=[18560], 99.95th=[31616], | 99.99th=[69120] bw ( KiB/s): min= 776, max=659600, per=100.00%, avg=33598.44, stdev=90163.49, samples=595 iops : min= 194, max=164900, avg=8399.59, stdev=22540.88, samples=595 lat (nsec) : 750=57.34%, 1000=38.27% lat (usec) : 2=2.99%, 4=0.77%, 10=0.26%, 20=0.27%, 50=0.07% lat (usec) : 100=0.02%, 250=0.01%, 500=0.01%, 750=0.01%, 1000=0.01% lat (msec) : 2=0.01%, 4=0.01% cpu : usr=1.37%, sys=5.10%, ctx=17663, majf=0, minf=1 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 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=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2499097,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=1

Run status group 0 (all jobs): WRITE: bw=32.5MiB/s (34.1MB/s), 32.5MiB/s-32.5MiB/s (34.1MB/s-34.1MB/s), io=9762MiB (10.2GB), run=300003-300003msec

Disk stats (read/write): sdc: ios=0/329033, merge=0/338, ticks=0/309996948, in_queue=311911340, util=98.53%