task1: (g=0): rw=randread, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=libaio, iodepth=16 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=13097: Sat Jul 20 22:14:03 2024 read: IOPS=166k, BW=1298MiB/s (1361MB/s)(38.0GiB/30001msec) slat (nsec): min=1169, max=64651, avg=2169.23, stdev=337.50 clat (usec): min=44, max=3799, avg=93.86, stdev=18.66 lat (usec): min=48, max=3802, avg=96.03, stdev=18.65 clat percentiles (usec): | 1.00th=[ 76], 5.00th=[ 80], 10.00th=[ 83], 20.00th=[ 85], | 30.00th=[ 87], 40.00th=[ 89], 50.00th=[ 91], 60.00th=[ 93], | 70.00th=[ 97], 80.00th=[ 101], 90.00th=[ 110], 95.00th=[ 117], | 99.00th=[ 130], 99.50th=[ 147], 99.90th=[ 351], 99.95th=[ 457], | 99.99th=[ 619] bw ( MiB/s): min= 1271, max= 1323, per=99.98%, avg=1297.60, stdev=11.30, samples=59 iops : min=162752, max=169386, avg=166092.34, stdev=1446.48, samples=59 lat (usec) : 50=0.01%, 100=77.80%, 250=22.06%, 500=0.11%, 750=0.03% lat (usec) : 1000=0.01% lat (msec) : 2=0.01%, 4=0.01% cpu : usr=12.42%, sys=49.88%, ctx=3369197, majf=0, minf=41 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=4983911,0,0,0 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=1298MiB/s (1361MB/s), 1298MiB/s-1298MiB/s (1361MB/s-1361MB/s), io=38.0GiB (40.8GB), run=30001-30001msec