task1: (g=0): rw=randread, bs=(R) 16.0KiB-16.0KiB, (W) 16.0KiB-16.0KiB, (T) 16.0KiB-16.0KiB, ioengine=libaio, iodepth=128 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=13792: Sat Jul 20 22:22:12 2024 read: IOPS=161k, BW=2519MiB/s (2642MB/s)(73.8GiB/30001msec) slat (nsec): min=1461, max=83822, avg=2459.04, stdev=463.48 clat (usec): min=405, max=23921, avg=791.07, stdev=221.45 lat (usec): min=408, max=23923, avg=793.53, stdev=221.45 clat percentiles (usec): | 1.00th=[ 750], 5.00th=[ 758], 10.00th=[ 766], 20.00th=[ 775], | 30.00th=[ 775], 40.00th=[ 775], 50.00th=[ 783], 60.00th=[ 783], | 70.00th=[ 791], 80.00th=[ 791], 90.00th=[ 799], 95.00th=[ 807], | 99.00th=[ 996], 99.50th=[ 1188], 99.90th=[ 2737], 99.95th=[ 3982], | 99.99th=[13960] bw ( MiB/s): min= 2368, max= 2554, per=100.00%, avg=2519.25, stdev=37.44, samples=59 iops : min=151600, max=163510, avg=161232.00, stdev=2395.94, samples=59 lat (usec) : 500=0.01%, 750=0.50%, 1000=98.51% lat (msec) : 2=0.82%, 4=0.12%, 10=0.04%, 20=0.01%, 50=0.01% cpu : usr=10.75%, sys=53.51%, ctx=3150520, majf=0, minf=520 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=0.0%, >=64=0.1% issued rwts: total=4837318,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=128 Run status group 0 (all jobs): READ: bw=2519MiB/s (2642MB/s), 2519MiB/s-2519MiB/s (2642MB/s-2642MB/s), io=73.8GiB (79.3GB), run=30001-30001msec