task1: (g=0): rw=randread, bs=(R) 512KiB-512KiB, (W) 512KiB-512KiB, (T) 512KiB-512KiB, ioengine=libaio, iodepth=16 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=16197: Sat Jul 20 22:50:45 2024 read: IOPS=5511, BW=2756MiB/s (2889MB/s)(80.7GiB/30003msec) slat (usec): min=15, max=828, avg=18.58, stdev= 4.65 clat (usec): min=434, max=6165, avg=2884.01, stdev=41.38 lat (usec): min=552, max=6182, avg=2902.59, stdev=41.29 clat percentiles (usec): | 1.00th=[ 2868], 5.00th=[ 2868], 10.00th=[ 2868], 20.00th=[ 2868], | 30.00th=[ 2868], 40.00th=[ 2868], 50.00th=[ 2900], 60.00th=[ 2900], | 70.00th=[ 2900], 80.00th=[ 2900], 90.00th=[ 2900], 95.00th=[ 2900], | 99.00th=[ 2900], 99.50th=[ 2900], 99.90th=[ 3064], 99.95th=[ 3064], | 99.99th=[ 5407] bw ( MiB/s): min= 2722, max= 2757, per=100.00%, avg=2756.22, stdev= 4.55, samples=59 iops : min= 5444, max= 5514, avg=5512.44, stdev= 9.10, samples=59 lat (usec) : 500=0.01%, 750=0.01%, 1000=0.01% lat (msec) : 2=0.01%, 4=99.97%, 10=0.02% cpu : usr=0.43%, sys=11.03%, ctx=165337, majf=0, minf=524 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=165347,0,0,0 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 (2889MB/s), 2756MiB/s-2756MiB/s (2889MB/s-2889MB/s), io=80.7GiB (86.7GB), run=30003-30003msec