task1: (g=0): rw=randread, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=libaio, iodepth=12 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=13055: Sat Jul 20 22:13:32 2024 read: IOPS=155k, BW=1211MiB/s (1270MB/s)(35.5GiB/30001msec) slat (nsec): min=1156, max=118175, avg=2132.36, stdev=381.09 clat (usec): min=41, max=2639, avg=74.98, stdev=13.60 lat (usec): min=46, max=2641, avg=77.11, stdev=13.59 clat percentiles (usec): | 1.00th=[ 62], 5.00th=[ 65], 10.00th=[ 68], 20.00th=[ 70], | 30.00th=[ 72], 40.00th=[ 73], 50.00th=[ 75], 60.00th=[ 76], | 70.00th=[ 78], 80.00th=[ 80], 90.00th=[ 83], 95.00th=[ 85], | 99.00th=[ 96], 99.50th=[ 121], 99.90th=[ 251], 99.95th=[ 379], | 99.99th=[ 529] bw ( MiB/s): min= 1191, max= 1238, per=100.00%, avg=1211.05, stdev=10.67, samples=59 iops : min=152494, max=158588, avg=155014.92, stdev=1365.37, samples=59 lat (usec) : 50=0.01%, 100=99.17%, 250=0.73%, 500=0.09%, 750=0.01% lat (usec) : 1000=0.01% lat (msec) : 2=0.01%, 4=0.01% cpu : usr=11.70%, sys=47.41%, ctx=3332171, majf=0, minf=33 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=4650210,0,0,0 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=1211MiB/s (1270MB/s), 1211MiB/s-1211MiB/s (1270MB/s-1270MB/s), io=35.5GiB (38.1GB), run=30001-30001msec