task1: (g=0): rw=randread, bs=(R) 512KiB-512KiB, (W) 512KiB-512KiB, (T) 512KiB-512KiB, ioengine=libaio, iodepth=16 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=11986: Sat Jul 20 22:01:47 2024 read: IOPS=5327, BW=2664MiB/s (2793MB/s)(78.0GiB/30003msec) slat (usec): min=15, max=809, avg=18.89, stdev= 4.64 clat (usec): min=1066, max=8773, avg=2983.89, stdev=386.97 lat (usec): min=1178, max=8790, avg=3002.79, stdev=386.94 clat percentiles (usec): | 1.00th=[ 1909], 5.00th=[ 2376], 10.00th=[ 2638], 20.00th=[ 2802], | 30.00th=[ 2835], 40.00th=[ 2868], 50.00th=[ 2933], 60.00th=[ 2999], | 70.00th=[ 3097], 80.00th=[ 3195], 90.00th=[ 3392], 95.00th=[ 3621], | 99.00th=[ 4293], 99.50th=[ 4490], 99.90th=[ 5145], 99.95th=[ 5473], | 99.99th=[ 6325] bw ( MiB/s): min= 2404, max= 2749, per=100.00%, avg=2665.69, stdev=66.60, samples=59 iops : min= 4808, max= 5498, avg=5331.39, stdev=133.19, samples=59 lat (msec) : 2=1.47%, 4=96.53%, 10=2.01% cpu : usr=0.47%, sys=10.81%, ctx=159662, majf=0, minf=524 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=159830,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=2664MiB/s (2793MB/s), 2664MiB/s-2664MiB/s (2793MB/s-2793MB/s), io=78.0GiB (83.8GB), run=30003-30003msec