task1: (g=0): rw=randread, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=4 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=12403: Sat Jul 20 22:05:52 2024 read: IOPS=73.9k, BW=289MiB/s (303MB/s)(8662MiB/30001msec) slat (nsec): min=1039, max=59909, avg=1943.03, stdev=228.59 clat (usec): min=35, max=2300, avg=51.89, stdev=11.97 lat (usec): min=37, max=2302, avg=53.83, stdev=11.97 clat percentiles (usec): | 1.00th=[ 44], 5.00th=[ 47], 10.00th=[ 48], 20.00th=[ 49], | 30.00th=[ 50], 40.00th=[ 51], 50.00th=[ 52], 60.00th=[ 52], | 70.00th=[ 53], 80.00th=[ 55], 90.00th=[ 57], 95.00th=[ 58], | 99.00th=[ 65], 99.50th=[ 82], 99.90th=[ 114], 99.95th=[ 157], | 99.99th=[ 603] bw ( KiB/s): min=285984, max=306008, per=100.00%, avg=295835.12, stdev=3968.26, samples=59 iops : min=71496, max=76502, avg=73958.78, stdev=992.07, samples=59 lat (usec) : 50=31.51%, 100=68.34%, 250=0.13%, 500=0.01%, 750=0.01% lat (usec) : 1000=0.01% lat (msec) : 2=0.01%, 4=0.01% cpu : usr=5.83%, sys=22.12%, ctx=2036102, majf=0, minf=13 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=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=2217588,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=4 Run status group 0 (all jobs): READ: bw=289MiB/s (303MB/s), 289MiB/s-289MiB/s (303MB/s-303MB/s), io=8662MiB (9083MB), run=30001-30001msec