task1: (g=0): rw=randread, bs=(R) 512KiB-512KiB, (W) 512KiB-512KiB, (T) 512KiB-512KiB, ioengine=libaio, iodepth=64 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=12114: Sat Jul 20 22:03:18 2024 read: IOPS=5208, BW=2604MiB/s (2731MB/s)(76.3GiB/30014msec) slat (usec): min=16, max=879, avg=19.19, stdev= 5.86 clat (usec): min=2901, max=24610, avg=12265.84, stdev=1253.00 lat (usec): min=2919, max=24627, avg=12285.02, stdev=1252.64 clat percentiles (usec): | 1.00th=[10814], 5.00th=[11338], 10.00th=[11338], 20.00th=[11469], | 30.00th=[11600], 40.00th=[11731], 50.00th=[11994], 60.00th=[12125], | 70.00th=[12387], 80.00th=[12780], 90.00th=[13304], 95.00th=[14091], | 99.00th=[19006], 99.50th=[20317], 99.90th=[21103], 99.95th=[21365], | 99.99th=[22414] bw ( MiB/s): min= 2156, max= 2731, per=100.00%, avg=2604.20, stdev=98.78, samples=60 iops : min= 4312, max= 5462, avg=5208.40, stdev=197.57, samples=60 lat (msec) : 4=0.01%, 10=0.04%, 20=99.22%, 50=0.73% cpu : usr=0.58%, sys=10.89%, ctx=156223, majf=0, minf=26 IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.1%, >=64=100.0% 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=0.1%, >=64=0.0% issued rwts: total=156315,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=64 Run status group 0 (all jobs): READ: bw=2604MiB/s (2731MB/s), 2604MiB/s-2604MiB/s (2731MB/s-2731MB/s), io=76.3GiB (82.0GB), run=30014-30014msec