task1: (g=0): rw=randread, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=libaio, iodepth=64 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=13227: Sat Jul 20 22:15:34 2024 read: IOPS=180k, BW=1403MiB/s (1471MB/s)(41.1GiB/30001msec) slat (nsec): min=1217, max=127492, avg=2125.26, stdev=418.77 clat (usec): min=212, max=18696, avg=353.95, stdev=119.46 lat (usec): min=214, max=18698, avg=356.08, stdev=119.46 clat percentiles (usec): | 1.00th=[ 322], 5.00th=[ 330], 10.00th=[ 334], 20.00th=[ 343], | 30.00th=[ 343], 40.00th=[ 347], 50.00th=[ 351], 60.00th=[ 355], | 70.00th=[ 355], 80.00th=[ 359], 90.00th=[ 367], 95.00th=[ 371], | 99.00th=[ 429], 99.50th=[ 594], 99.90th=[ 906], 99.95th=[ 1012], | 99.99th=[ 3851] bw ( MiB/s): min= 1313, max= 1457, per=100.00%, avg=1403.42, stdev=27.60, samples=59 iops : min=168068, max=186524, avg=179638.14, stdev=3532.98, samples=59 lat (usec) : 250=0.01%, 500=99.32%, 750=0.42%, 1000=0.20% lat (msec) : 2=0.03%, 4=0.01%, 10=0.01%, 20=0.01% cpu : usr=12.13%, sys=53.93%, ctx=3541100, majf=0, minf=138 IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.1%, >=64=100.0% 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=0.1%, >=64=0.0% issued rwts: total=5388021,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=64 Run status group 0 (all jobs): READ: bw=1403MiB/s (1471MB/s), 1403MiB/s-1403MiB/s (1471MB/s-1471MB/s), io=41.1GiB (44.1GB), run=30001-30001msec