task1: (g=0): rw=randread, bs=(R) 16.0KiB-16.0KiB, (W) 16.0KiB-16.0KiB, (T) 16.0KiB-16.0KiB, ioengine=libaio, iodepth=16 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=13619: Sat Jul 20 22:20:10 2024 read: IOPS=158k, BW=2476MiB/s (2596MB/s)(72.5GiB/30001msec) slat (nsec): min=1416, max=71397, avg=2569.24, stdev=490.33 clat (usec): min=46, max=2845, avg=98.13, stdev=15.97 lat (usec): min=52, max=2847, avg=100.70, stdev=15.95 clat percentiles (usec): | 1.00th=[ 83], 5.00th=[ 88], 10.00th=[ 89], 20.00th=[ 91], | 30.00th=[ 92], 40.00th=[ 94], 50.00th=[ 96], 60.00th=[ 98], | 70.00th=[ 101], 80.00th=[ 104], 90.00th=[ 110], 95.00th=[ 113], | 99.00th=[ 127], 99.50th=[ 151], 99.90th=[ 334], 99.95th=[ 445], | 99.99th=[ 586] bw ( MiB/s): min= 2455, max= 2489, per=100.00%, avg=2476.46, stdev= 7.15, samples=59 iops : min=157148, max=159310, avg=158493.29, stdev=457.81, samples=59 lat (usec) : 50=0.01%, 100=66.59%, 250=33.26%, 500=0.12%, 750=0.03% lat (usec) : 1000=0.01% lat (msec) : 2=0.01%, 4=0.01% cpu : usr=11.41%, sys=54.57%, ctx=3125984, majf=0, minf=73 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=4753711,0,0,0 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=2476MiB/s (2596MB/s), 2476MiB/s-2476MiB/s (2596MB/s-2596MB/s), io=72.5GiB (77.9GB), run=30001-30001msec