task1: (g=0): rw=randread, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=12 fio-3.33 Starting 1 process task1: (groupid=0, jobs=1): err= 0: pid=8309: Sat Jul 20 21:18:26 2024 read: IOPS=38.0k, BW=149MiB/s (156MB/s)(4456MiB/30001msec) slat (nsec): min=1013, max=61338, avg=2002.77, stdev=443.01 clat (usec): min=58, max=3516, avg=313.34, stdev=102.05 lat (usec): min=60, max=3518, avg=315.35, stdev=102.03 clat percentiles (usec): | 1.00th=[ 95], 5.00th=[ 167], 10.00th=[ 196], 20.00th=[ 231], | 30.00th=[ 258], 40.00th=[ 281], 50.00th=[ 306], 60.00th=[ 330], | 70.00th=[ 359], 80.00th=[ 392], 90.00th=[ 437], 95.00th=[ 482], | 99.00th=[ 594], 99.50th=[ 660], 99.90th=[ 873], 99.95th=[ 1012], | 99.99th=[ 1287] bw ( KiB/s): min=132672, max=168640, per=100.00%, avg=152240.00, stdev=7396.95, samples=59 iops : min=33168, max=42160, avg=38059.97, stdev=1849.16, samples=59 lat (usec) : 100=1.20%, 250=25.93%, 500=69.05%, 750=3.61%, 1000=0.16% lat (msec) : 2=0.05%, 4=0.01% cpu : usr=2.45%, sys=9.71%, ctx=423728, majf=0, minf=21 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=0.0%, 16=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1140678,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=12 Run status group 0 (all jobs): READ: bw=149MiB/s (156MB/s), 149MiB/s-149MiB/s (156MB/s-156MB/s), io=4456MiB (4672MB), run=30001-30001msec