task1: (g=0): rw=randread, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=16 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=8353: Sat Jul 20 21:18:56 2024 read: IOPS=41.4k, BW=162MiB/s (170MB/s)(4856MiB/30001msec) slat (nsec): min=1002, max=59374, avg=1983.17, stdev=455.55 clat (usec): min=63, max=2110, avg=383.87, stdev=110.33 lat (usec): min=65, max=2112, avg=385.85, stdev=110.30 clat percentiles (usec): | 1.00th=[ 157], 5.00th=[ 221], 10.00th=[ 255], 20.00th=[ 297], | 30.00th=[ 330], 40.00th=[ 359], 50.00th=[ 379], 60.00th=[ 404], | 70.00th=[ 429], 80.00th=[ 457], 90.00th=[ 510], 95.00th=[ 562], | 99.00th=[ 717], 99.50th=[ 783], 99.90th=[ 1037], 99.95th=[ 1172], | 99.99th=[ 1434] bw ( KiB/s): min=135416, max=189736, per=99.99%, avg=165733.15, stdev=10768.60, samples=59 iops : min=33854, max=47434, avg=41433.29, stdev=2692.16, samples=59 lat (usec) : 100=0.17%, 250=9.11%, 500=79.33%, 750=10.68%, 1000=0.58% lat (msec) : 2=0.12%, 4=0.01% cpu : usr=2.91%, sys=10.06%, ctx=436052, majf=0, minf=25 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=1243185,0,0,0 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): READ: bw=162MiB/s (170MB/s), 162MiB/s-162MiB/s (170MB/s-170MB/s), io=4856MiB (5092MB), run=30001-30001msec