task1: (g=0): rw=randread, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=libaio, iodepth=16 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=17447: Sat Jul 20 23:11:37 2024 read: IOPS=2756, BW=2756MiB/s (2890MB/s)(80.8GiB/30006msec) slat (usec): min=31, max=1178, avg=34.65, stdev= 7.36 clat (usec): min=1123, max=15515, avg=5769.05, stdev=152.97 lat (usec): min=1224, max=15551, avg=5803.70, stdev=151.96 clat percentiles (usec): | 1.00th=[ 5735], 5.00th=[ 5735], 10.00th=[ 5735], 20.00th=[ 5735], | 30.00th=[ 5735], 40.00th=[ 5735], 50.00th=[ 5800], 60.00th=[ 5800], | 70.00th=[ 5800], 80.00th=[ 5800], 90.00th=[ 5800], 95.00th=[ 5800], | 99.00th=[ 5800], 99.50th=[ 5800], 99.90th=[ 6194], 99.95th=[ 6521], | 99.99th=[15008] bw ( MiB/s): min= 2688, max= 2760, per=100.00%, avg=2756.81, stdev= 9.14, samples=59 iops : min= 2688, max= 2760, avg=2756.81, stdev= 9.14, samples=59 lat (msec) : 2=0.01%, 4=0.04%, 10=99.93%, 20=0.02% cpu : usr=0.43%, sys=9.97%, ctx=82696, majf=0, minf=527 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=82699,0,0,0 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=2756MiB/s (2890MB/s), 2756MiB/s-2756MiB/s (2890MB/s-2890MB/s), io=80.8GiB (86.7GB), run=30006-30006msec