task1: (g=0): rw=randread, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=libaio, iodepth=16 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=8877: Sat Jul 20 21:25:04 2024 read: IOPS=44.1k, BW=344MiB/s (361MB/s)(10.1GiB/30001msec) slat (nsec): min=1132, max=61841, avg=2221.04, stdev=444.14 clat (usec): min=67, max=1993, avg=360.52, stdev=108.54 lat (usec): min=71, max=1995, avg=362.74, stdev=108.52 clat percentiles (usec): | 1.00th=[ 182], 5.00th=[ 233], 10.00th=[ 251], 20.00th=[ 277], | 30.00th=[ 293], 40.00th=[ 314], 50.00th=[ 334], 60.00th=[ 363], | 70.00th=[ 400], 80.00th=[ 449], 90.00th=[ 506], 95.00th=[ 553], | 99.00th=[ 676], 99.50th=[ 734], 99.90th=[ 1020], 99.95th=[ 1172], | 99.99th=[ 1418] bw ( KiB/s): min=312880, max=388992, per=100.00%, avg=352799.46, stdev=16341.23, samples=59 iops : min=39110, max=48624, avg=44099.93, stdev=2042.65, samples=59 lat (usec) : 100=0.07%, 250=9.40%, 500=79.47%, 750=10.63%, 1000=0.32% lat (msec) : 2=0.11% cpu : usr=2.62%, sys=12.72%, ctx=554735, majf=0, minf=42 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=1322307,0,0,0 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=344MiB/s (361MB/s), 344MiB/s-344MiB/s (361MB/s-361MB/s), io=10.1GiB (10.8GB), run=30001-30001msec