task1: (g=0): rw=randread, bs=(R) 16.0KiB-16.0KiB, (W) 16.0KiB-16.0KiB, (T) 16.0KiB-16.0KiB, ioengine=libaio, iodepth=12 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=9355: Sat Jul 20 21:30:41 2024 read: IOPS=41.8k, BW=653MiB/s (685MB/s)(19.1GiB/30001msec) slat (nsec): min=1424, max=77644, avg=2467.43, stdev=437.09 clat (usec): min=76, max=1940, avg=284.40, stdev=77.54 lat (usec): min=80, max=1943, avg=286.87, stdev=77.54 clat percentiles (usec): | 1.00th=[ 155], 5.00th=[ 178], 10.00th=[ 192], 20.00th=[ 217], | 30.00th=[ 241], 40.00th=[ 265], 50.00th=[ 281], 60.00th=[ 302], | 70.00th=[ 318], 80.00th=[ 338], 90.00th=[ 375], 95.00th=[ 412], | 99.00th=[ 506], 99.50th=[ 553], 99.90th=[ 783], 99.95th=[ 947], | 99.99th=[ 1336] bw ( KiB/s): min=614176, max=730368, per=99.92%, avg=668107.39, stdev=20333.49, samples=59 iops : min=38386, max=45648, avg=41756.71, stdev=1270.84, samples=59 lat (usec) : 100=0.01%, 250=33.78%, 500=65.12%, 750=0.99%, 1000=0.07% lat (msec) : 2=0.04% cpu : usr=2.93%, sys=13.55%, ctx=746075, majf=0, minf=57 IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=100.0%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1253767,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=12 Run status group 0 (all jobs): READ: bw=653MiB/s (685MB/s), 653MiB/s-653MiB/s (685MB/s-685MB/s), io=19.1GiB (20.5GB), run=30001-30001msec