task1: (g=0): rw=randread, bs=(R) 256KiB-256KiB, (W) 256KiB-256KiB, (T) 256KiB-256KiB, ioengine=libaio, iodepth=4 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=11301: Sat Jul 20 21:53:37 2024 read: IOPS=8835, BW=2209MiB/s (2316MB/s)(64.7GiB/30001msec) slat (usec): min=9, max=241, avg=12.30, stdev= 1.19 clat (usec): min=187, max=5130, avg=440.05, stdev=93.92 lat (usec): min=201, max=5143, avg=452.35, stdev=93.94 clat percentiles (usec): | 1.00th=[ 302], 5.00th=[ 326], 10.00th=[ 343], 20.00th=[ 363], | 30.00th=[ 379], 40.00th=[ 404], 50.00th=[ 424], 60.00th=[ 441], | 70.00th=[ 465], 80.00th=[ 515], 90.00th=[ 586], 95.00th=[ 619], | 99.00th=[ 693], 99.50th=[ 725], 99.90th=[ 799], 99.95th=[ 832], | 99.99th=[ 955] bw ( MiB/s): min= 2040, max= 2361, per=100.00%, avg=2208.99, stdev=61.49, samples=59 iops : min= 8160, max= 9446, avg=8835.97, stdev=245.95, samples=59 lat (usec) : 250=0.02%, 500=78.03%, 750=21.64%, 1000=0.30% lat (msec) : 2=0.01%, 10=0.01% cpu : usr=0.70%, sys=12.08%, ctx=263876, majf=0, minf=265 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=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=265071,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=4 Run status group 0 (all jobs): READ: bw=2209MiB/s (2316MB/s), 2209MiB/s-2209MiB/s (2316MB/s-2316MB/s), io=64.7GiB (69.5GB), run=30001-30001msec