task1: (g=0): rw=randread, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=libaio, iodepth=32 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=8962: Sat Jul 20 21:26:05 2024 read: IOPS=50.7k, BW=396MiB/s (415MB/s)(11.6GiB/30001msec) slat (nsec): min=1181, max=62771, avg=2304.29, stdev=508.19 clat (usec): min=221, max=3078, avg=629.04, stdev=145.94 lat (usec): min=223, max=3080, avg=631.34, stdev=145.91 clat percentiles (usec): | 1.00th=[ 383], 5.00th=[ 433], 10.00th=[ 465], 20.00th=[ 502], | 30.00th=[ 537], 40.00th=[ 578], 50.00th=[ 611], 60.00th=[ 652], | 70.00th=[ 693], 80.00th=[ 742], 90.00th=[ 816], 95.00th=[ 881], | 99.00th=[ 1045], 99.50th=[ 1139], 99.90th=[ 1467], 99.95th=[ 1598], | 99.99th=[ 1876] bw ( KiB/s): min=357648, max=452640, per=99.92%, avg=404942.92, stdev=22322.54, samples=59 iops : min=44706, max=56580, avg=50617.86, stdev=2790.32, samples=59 lat (usec) : 250=0.01%, 500=19.08%, 750=62.19%, 1000=17.23% lat (msec) : 2=1.49%, 4=0.01% cpu : usr=3.73%, sys=14.77%, ctx=679930, majf=0, minf=72 IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=100.0%, >=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=0.1%, 64=0.0%, >=64=0.0% issued rwts: total=1519861,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=32 Run status group 0 (all jobs): READ: bw=396MiB/s (415MB/s), 396MiB/s-396MiB/s (415MB/s-415MB/s), io=11.6GiB (12.5GB), run=30001-30001msec