task1: (g=0): rw=randread, bs=(R) 128KiB-128KiB, (W) 128KiB-128KiB, (T) 128KiB-128KiB, ioengine=libaio, iodepth=16 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=10947: Sat Jul 20 21:49:33 2024 read: IOPS=20.6k, BW=2570MiB/s (2695MB/s)(75.3GiB/30001msec) slat (usec): min=5, max=148, avg= 7.30, stdev= 1.06 clat (usec): min=315, max=10691, avg=770.45, stdev=130.48 lat (usec): min=352, max=10698, avg=777.75, stdev=130.49 clat percentiles (usec): | 1.00th=[ 619], 5.00th=[ 627], 10.00th=[ 644], 20.00th=[ 693], | 30.00th=[ 709], 40.00th=[ 734], 50.00th=[ 742], 60.00th=[ 750], | 70.00th=[ 783], 80.00th=[ 840], 90.00th=[ 938], 95.00th=[ 1037], | 99.00th=[ 1156], 99.50th=[ 1221], 99.90th=[ 1401], 99.95th=[ 1483], | 99.99th=[ 1713] bw ( MiB/s): min= 2474, max= 2657, per=99.98%, avg=2569.77, stdev=36.61, samples=59 iops : min=19796, max=21260, avg=20558.17, stdev=292.91, samples=59 lat (usec) : 500=0.03%, 750=59.12%, 1000=34.17% lat (msec) : 2=6.68%, 4=0.01%, 20=0.01% cpu : usr=1.85%, sys=17.63%, ctx=613345, majf=0, minf=520 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=616865,0,0,0 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=2570MiB/s (2695MB/s), 2570MiB/s-2570MiB/s (2695MB/s-2695MB/s), io=75.3GiB (80.9GB), run=30001-30001msec