task1: (g=0): rw=randread, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=8 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=12489: Sat Jul 20 22:06:53 2024 read: IOPS=125k, BW=486MiB/s (510MB/s)(14.3GiB/30001msec) slat (nsec): min=1012, max=57607, avg=2028.05, stdev=375.02 clat (usec): min=35, max=1524, avg=61.89, stdev=11.33 lat (usec): min=41, max=1526, avg=63.92, stdev=11.32 clat percentiles (usec): | 1.00th=[ 49], 5.00th=[ 52], 10.00th=[ 54], 20.00th=[ 57], | 30.00th=[ 59], 40.00th=[ 61], 50.00th=[ 62], 60.00th=[ 64], | 70.00th=[ 65], 80.00th=[ 67], 90.00th=[ 70], 95.00th=[ 72], | 99.00th=[ 81], 99.50th=[ 99], 99.90th=[ 165], 99.95th=[ 281], | 99.99th=[ 486] bw ( KiB/s): min=481640, max=508776, per=100.00%, avg=498163.53, stdev=5507.15, samples=59 iops : min=120410, max=127194, avg=124540.88, stdev=1376.79, samples=59 lat (usec) : 50=2.05%, 100=97.47%, 250=0.42%, 500=0.05%, 750=0.01% lat (usec) : 1000=0.01% lat (msec) : 2=0.01% cpu : usr=10.15%, sys=37.51%, ctx=2902849, majf=0, minf=17 IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=100.0%, 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=0.1%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=3736214,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=8 Run status group 0 (all jobs): READ: bw=486MiB/s (510MB/s), 486MiB/s-486MiB/s (510MB/s-510MB/s), io=14.3GiB (15.3GB), run=30001-30001msec