task1: (g=0): rw=randread, bs=(R) 16.0KiB-16.0KiB, (W) 16.0KiB-16.0KiB, (T) 16.0KiB-16.0KiB, ioengine=libaio, iodepth=2 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=13361: Sat Jul 20 22:17:06 2024 read: IOPS=35.7k, BW=558MiB/s (586MB/s)(16.4GiB/30001msec) slat (nsec): min=1399, max=71378, avg=2400.07, stdev=271.00 clat (usec): min=40, max=59702, avg=53.25, stdev=82.52 lat (usec): min=43, max=59713, avg=55.65, stdev=82.54 clat percentiles (usec): | 1.00th=[ 45], 5.00th=[ 49], 10.00th=[ 50], 20.00th=[ 52], | 30.00th=[ 52], 40.00th=[ 53], 50.00th=[ 53], 60.00th=[ 54], | 70.00th=[ 55], 80.00th=[ 55], 90.00th=[ 56], 95.00th=[ 57], | 99.00th=[ 60], 99.50th=[ 65], 99.90th=[ 113], 99.95th=[ 198], | 99.99th=[ 742] bw ( KiB/s): min=528480, max=634624, per=100.00%, avg=572035.25, stdev=14937.33, samples=59 iops : min=33030, max=39664, avg=35752.20, stdev=933.58, samples=59 lat (usec) : 50=11.92%, 100=87.96%, 250=0.08%, 500=0.01%, 750=0.02% lat (usec) : 1000=0.01% lat (msec) : 2=0.01%, 4=0.01%, 100=0.01% cpu : usr=2.97%, sys=12.69%, ctx=1060495, majf=0, minf=18 IO depths : 1=0.1%, 2=100.0%, 4=0.0%, 8=0.0%, 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=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1072303,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=2 Run status group 0 (all jobs): READ: bw=558MiB/s (586MB/s), 558MiB/s-558MiB/s (586MB/s-586MB/s), io=16.4GiB (17.6GB), run=30001-30001msec