task1: (g=0): rw=randread, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=libaio, iodepth=1 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=16552: Sat Jul 20 23:01:55 2024 read: IOPS=1690, BW=1690MiB/s (1772MB/s)(49.5GiB/30001msec) slat (usec): min=35, max=802, avg=46.14, stdev= 7.95 clat (usec): min=474, max=2285, avg=544.48, stdev=43.32 lat (usec): min=513, max=3088, avg=590.62, stdev=48.94 clat percentiles (usec): | 1.00th=[ 486], 5.00th=[ 498], 10.00th=[ 510], 20.00th=[ 523], | 30.00th=[ 529], 40.00th=[ 537], 50.00th=[ 545], 60.00th=[ 545], | 70.00th=[ 553], 80.00th=[ 553], 90.00th=[ 570], 95.00th=[ 603], | 99.00th=[ 676], 99.50th=[ 701], 99.90th=[ 1237], 99.95th=[ 1270], | 99.99th=[ 1352] bw ( MiB/s): min= 1376, max= 1762, per=100.00%, avg=1690.78, stdev=51.10, samples=59 iops : min= 1376, max= 1762, avg=1690.78, stdev=51.10, samples=59 lat (usec) : 500=6.05%, 750=93.74%, 1000=0.05% lat (msec) : 2=0.16%, 4=0.01% cpu : usr=0.37%, sys=8.28%, ctx=50713, majf=0, minf=264 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 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=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=50709,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=1 Run status group 0 (all jobs): READ: bw=1690MiB/s (1772MB/s), 1690MiB/s-1690MiB/s (1772MB/s-1772MB/s), io=49.5GiB (53.2GB), run=30001-30001msec