task1: (g=0): rw=randread, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=6 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=8218: Sat Jul 20 21:17:25 2024 read: IOPS=35.2k, BW=137MiB/s (144MB/s)(4122MiB/30001msec) slat (nsec): min=1035, max=64251, avg=1905.38, stdev=288.26 clat (usec): min=54, max=1592, avg=168.35, stdev=47.66 lat (usec): min=56, max=1594, avg=170.26, stdev=47.64 clat percentiles (usec): | 1.00th=[ 93], 5.00th=[ 112], 10.00th=[ 123], 20.00th=[ 135], | 30.00th=[ 145], 40.00th=[ 153], 50.00th=[ 159], 60.00th=[ 169], | 70.00th=[ 180], 80.00th=[ 196], 90.00th=[ 225], 95.00th=[ 258], | 99.00th=[ 326], 99.50th=[ 359], 99.90th=[ 465], 99.95th=[ 570], | 99.99th=[ 848] bw ( KiB/s): min=128328, max=156248, per=99.99%, avg=140683.39, stdev=5554.48, samples=59 iops : min=32082, max=39062, avg=35170.85, stdev=1388.62, samples=59 lat (usec) : 100=2.00%, 250=92.11%, 500=5.81%, 750=0.06%, 1000=0.02% lat (msec) : 2=0.01% cpu : usr=2.85%, sys=9.67%, ctx=751130, majf=0, minf=15 IO depths : 1=0.1%, 2=0.1%, 4=100.0%, 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=0.1%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1055258,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=6 Run status group 0 (all jobs): READ: bw=137MiB/s (144MB/s), 137MiB/s-137MiB/s (144MB/s-144MB/s), io=4122MiB (4322MB), run=30001-30001msec