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=16858: Sat Jul 20 23:05:29 2024 read: IOPS=2655, BW=2655MiB/s (2784MB/s)(77.8GiB/30007msec) slat (usec): min=30, max=2542, avg=36.70, stdev=13.33 clat (usec): min=1678, max=11498, avg=5987.02, stdev=861.26 lat (usec): min=1877, max=11554, avg=6023.73, stdev=861.01 clat percentiles (usec): | 1.00th=[ 3589], 5.00th=[ 4047], 10.00th=[ 4948], 20.00th=[ 5669], | 30.00th=[ 5735], 40.00th=[ 5800], 50.00th=[ 5997], 60.00th=[ 6128], | 70.00th=[ 6325], 80.00th=[ 6521], 90.00th=[ 6915], 95.00th=[ 7308], | 99.00th=[ 8225], 99.50th=[ 8586], 99.90th=[ 9241], 99.95th=[10028], | 99.99th=[10945] bw ( MiB/s): min= 2354, max= 2750, per=100.00%, avg=2656.47, stdev=82.58, samples=59 iops : min= 2354, max= 2750, avg=2656.47, stdev=82.58, samples=59 lat (msec) : 2=0.01%, 4=4.50%, 10=95.44%, 20=0.05% cpu : usr=0.25%, sys=10.22%, ctx=79676, majf=0, minf=529 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=79678,0,0,0 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=2655MiB/s (2784MB/s), 2655MiB/s-2655MiB/s (2784MB/s-2784MB/s), io=77.8GiB (83.5GB), run=30007-30007msec