task1: (g=0): rw=randread, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=6 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=12447: Sat Jul 20 22:06:23 2024 read: IOPS=102k, BW=398MiB/s (417MB/s)(11.6GiB/30001msec) slat (nsec): min=992, max=57487, avg=1973.74, stdev=346.27 clat (usec): min=18, max=2736, avg=56.62, stdev=11.64 lat (usec): min=39, max=2737, avg=58.59, stdev=11.63 clat percentiles (usec): | 1.00th=[ 46], 5.00th=[ 48], 10.00th=[ 50], 20.00th=[ 52], | 30.00th=[ 53], 40.00th=[ 55], 50.00th=[ 57], 60.00th=[ 58], | 70.00th=[ 59], 80.00th=[ 61], 90.00th=[ 64], 95.00th=[ 66], | 99.00th=[ 74], 99.50th=[ 92], 99.90th=[ 137], 99.95th=[ 210], | 99.99th=[ 392] bw ( KiB/s): min=397312, max=419712, per=99.97%, avg=407037.69, stdev=4785.11, samples=59 iops : min=99328, max=104928, avg=101759.46, stdev=1196.29, samples=59 lat (usec) : 20=0.01%, 50=11.50%, 100=88.19%, 250=0.27%, 500=0.03% lat (usec) : 750=0.01%, 1000=0.01% lat (msec) : 2=0.01%, 4=0.01% cpu : usr=8.76%, sys=30.42%, ctx=2541530, majf=0, minf=15 IO depths : 1=0.1%, 2=0.1%, 4=100.0%, 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=0.1%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=3053918,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=6 Run status group 0 (all jobs): READ: bw=398MiB/s (417MB/s), 398MiB/s-398MiB/s (417MB/s-417MB/s), io=11.6GiB (12.5GB), run=30001-30001msec