task1: (g=0): rw=randread, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=libaio, iodepth=24 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=8920: Sat Jul 20 21:25:34 2024 read: IOPS=49.8k, BW=389MiB/s (408MB/s)(11.4GiB/30001msec) slat (nsec): min=1123, max=70479, avg=2178.62, stdev=462.68 clat (usec): min=102, max=2645, avg=479.49, stdev=120.86 lat (usec): min=106, max=2647, avg=481.67, stdev=120.86 clat percentiles (usec): | 1.00th=[ 247], 5.00th=[ 293], 10.00th=[ 330], 20.00th=[ 392], | 30.00th=[ 424], 40.00th=[ 449], 50.00th=[ 474], 60.00th=[ 498], | 70.00th=[ 523], 80.00th=[ 562], 90.00th=[ 619], 95.00th=[ 685], | 99.00th=[ 840], 99.50th=[ 914], 99.90th=[ 1254], 99.95th=[ 1418], | 99.99th=[ 1778] bw ( KiB/s): min=342848, max=448224, per=99.98%, avg=398303.46, stdev=22825.05, samples=59 iops : min=42856, max=56028, avg=49787.90, stdev=2853.13, samples=59 lat (usec) : 250=1.19%, 500=59.62%, 750=36.73%, 1000=2.17% lat (msec) : 2=0.28%, 4=0.01% cpu : usr=3.48%, sys=13.81%, ctx=647430, majf=0, minf=57 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=0.0%, 32=0.1%, 64=0.0%, >=64=0.0% issued rwts: total=1493968,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=24 Run status group 0 (all jobs): READ: bw=389MiB/s (408MB/s), 389MiB/s-389MiB/s (408MB/s-408MB/s), io=11.4GiB (12.2GB), run=30001-30001msec