task1: (g=0): rw=randread, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=libaio, iodepth=24 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=13140: Sat Jul 20 22:14:33 2024 read: IOPS=178k, BW=1390MiB/s (1458MB/s)(40.7GiB/30001msec) slat (nsec): min=1115, max=117857, avg=2041.46, stdev=335.02 clat (usec): min=55, max=3828, avg=132.57, stdev=24.42 lat (usec): min=59, max=3830, avg=134.61, stdev=24.42 clat percentiles (usec): | 1.00th=[ 114], 5.00th=[ 120], 10.00th=[ 123], 20.00th=[ 125], | 30.00th=[ 127], 40.00th=[ 129], 50.00th=[ 131], 60.00th=[ 133], | 70.00th=[ 135], 80.00th=[ 137], 90.00th=[ 143], 95.00th=[ 149], | 99.00th=[ 172], 99.50th=[ 196], 99.90th=[ 523], 99.95th=[ 619], | 99.99th=[ 775] bw ( MiB/s): min= 1353, max= 1421, per=100.00%, avg=1390.49, stdev=15.14, samples=59 iops : min=173224, max=181996, avg=177982.37, stdev=1938.22, samples=59 lat (usec) : 100=0.11%, 250=99.62%, 500=0.15%, 750=0.11%, 1000=0.01% lat (msec) : 2=0.01%, 4=0.01% cpu : usr=11.52%, sys=52.15%, ctx=3692341, majf=0, minf=57 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=0.0%, 32=0.1%, 64=0.0%, >=64=0.0% issued rwts: total=5338867,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=24 Run status group 0 (all jobs): READ: bw=1390MiB/s (1458MB/s), 1390MiB/s-1390MiB/s (1458MB/s-1458MB/s), io=40.7GiB (43.7GB), run=30001-30001msec