task1: (g=0): rw=randread, bs=(R) 512KiB-512KiB, (W) 512KiB-512KiB, (T) 512KiB-512KiB, ioengine=libaio, iodepth=12 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=16154: Sat Jul 20 22:50:15 2024 read: IOPS=5511, BW=2756MiB/s (2889MB/s)(80.7GiB/30003msec) slat (usec): min=16, max=828, avg=18.91, stdev= 3.96 clat (usec): min=373, max=4910, avg=2157.78, stdev=23.99 lat (usec): min=530, max=4928, avg=2176.69, stdev=23.63 clat percentiles (usec): | 1.00th=[ 2147], 5.00th=[ 2147], 10.00th=[ 2147], 20.00th=[ 2147], | 30.00th=[ 2147], 40.00th=[ 2147], 50.00th=[ 2147], 60.00th=[ 2147], | 70.00th=[ 2147], 80.00th=[ 2147], 90.00th=[ 2147], 95.00th=[ 2180], | 99.00th=[ 2180], 99.50th=[ 2180], 99.90th=[ 2180], 99.95th=[ 2212], | 99.99th=[ 3097] bw ( MiB/s): min= 2745, max= 2757, per=100.00%, avg=2756.42, stdev= 2.19, samples=59 iops : min= 5490, max= 5514, avg=5512.85, stdev= 4.38, samples=59 lat (usec) : 500=0.01%, 750=0.01%, 1000=0.01% lat (msec) : 2=0.01%, 4=99.98%, 10=0.01% cpu : usr=0.59%, sys=11.16%, ctx=165353, majf=0, minf=522 IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=100.0%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=165355,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=12 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