task1: (g=0): rw=randread, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=2 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=12319: Sat Jul 20 22:04:51 2024 read: IOPS=38.6k, BW=151MiB/s (158MB/s)(4519MiB/30001msec) slat (nsec): min=1055, max=57739, avg=1930.21, stdev=224.28 clat (usec): min=36, max=2102, avg=49.65, stdev=13.31 lat (usec): min=38, max=2104, avg=51.58, stdev=13.32 clat percentiles (usec): | 1.00th=[ 43], 5.00th=[ 46], 10.00th=[ 47], 20.00th=[ 48], | 30.00th=[ 49], 40.00th=[ 49], 50.00th=[ 50], 60.00th=[ 50], | 70.00th=[ 51], 80.00th=[ 51], 90.00th=[ 52], 95.00th=[ 53], | 99.00th=[ 57], 99.50th=[ 62], 99.90th=[ 101], 99.95th=[ 157], | 99.99th=[ 791] bw ( KiB/s): min=149216, max=161888, per=100.00%, avg=154303.19, stdev=2717.39, samples=59 iops : min=37304, max=40472, avg=38575.80, stdev=679.28, samples=59 lat (usec) : 50=63.63%, 100=36.27%, 250=0.07%, 500=0.01%, 750=0.01% lat (usec) : 1000=0.01% lat (msec) : 2=0.01%, 4=0.01% cpu : usr=3.29%, sys=11.45%, ctx=1121587, majf=0, minf=11 IO depths : 1=0.1%, 2=100.0%, 4=0.0%, 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=1156812,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=2 Run status group 0 (all jobs): READ: bw=151MiB/s (158MB/s), 151MiB/s-151MiB/s (158MB/s-158MB/s), io=4519MiB (4738MB), run=30001-30001msec