stresser: (g=0): rw=write, bs=16K-16K/16K-16K, ioengine=mmap, iodepth=1
fio: mixed read/write workload with verify. May not work as expected, unless you pre-populated the file
stresser: (g=1): rw=randrw, bs=16K-16K/16K-16K, ioengine=mmap, iodepth=4
fio: mixed read/write workload with verify. May not work as expected, unless you pre-populated the file
fio: mixed read/write workload with verify. May not work as expected, unless you pre-populated the file
...
fio: mixed read/write workload with verify. May not work as expected, unless you pre-populated the file
stresser: (g=1): rw=randrw, bs=16K-16K/16K-16K, ioengine=mmap, iodepth=4
Starting 5 processes
crc32: verify failed at 3347120128/16384
crc32: wanted bf3b922f, got 22b7634d
fio: pid=6674, got signal=7
fio: pid=6673, got signal=7
fio: pid=6671, got signal=7
fio: file hash not empty on exit
stresser: Laying out IO file(s) (1 file(s) / 4096MiB)

stresser: (groupid=0, jobs=1): err= 0: pid=6359
  read : io=4,096MiB, bw=242MiB/s, iops=15,500, runt= 16912msec
    clat (usec): min=10, max=312, avg=12.19, stdev= 2.05
    bw (KiB/s) : min=    0, max=251104, per=97.16%, avg=240965.65, stdev=42798.14
  write: io=4,096MiB, bw=21,176KiB/s, iops=1,323, runt=198063msec
    clat (usec): min=14, max=1,968K, avg=658.35, stdev=12416.79
    bw (KiB/s) : min=    0, max=46976, per=113.34%, avg=24000.82, stdev=21162.12
  cpu          : usr=20.13%, sys=2.61%, ctx=17898, majf=0, minf=2102351
  IO depths    : 1=100.0%, 2=0.0%, 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 r/w: total=262144/262144, short=0/0
     lat (usec): 20=90.64%, 50=6.02%, 100=0.01%, 250=0.01%, 500=0.03%
     lat (usec): 750=0.01%, 1000=0.01%
     lat (msec): 2=0.28%, 4=1.90%, 10=1.01%, 20=0.01%, 50=0.01%
     lat (msec): 100=0.01%, 250=0.03%, 500=0.03%, 750=0.01%, 1000=0.01%
     lat (msec): 2000=0.01%
stresser: (groupid=1, jobs=1): err= 0: pid=6671
  cpu          : usr=0.00%, sys=0.00%, ctx=0, majf=0, minf=0
  IO depths    : 1=100.0%, 2=0.0%, 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 r/w: total=196608/65536, short=0/0
     lat (usec): 4=0.01%, 10=15.59%, 20=23.39%, 50=60.91%, 100=0.03%
     lat (usec): 250=0.02%, 500=0.01%
     lat (msec): 2=0.01%, 50=0.01%, 100=0.01%, 250=0.01%, 500=0.01%
     lat (msec): 750=0.01%, 1000=0.01%, 2000=0.01%, >=2000=0.02%
stresser: (groupid=1, jobs=1): err=84 (file:io_u.c:986, func=io_u_sync_complete, error=Invalid or incomplete multibyte or wide character): pid=6672
  read : io=1,064MiB, bw=140MiB/s, iops=8,937, runt=  7621msec
    clat (usec): min=2, max=407, avg=17.80, stdev= 4.73
    bw (KiB/s) : min=134976, max=148352, per=100.05%, avg=143095.47, stdev=3318.44
  write: io=357MiB, bw=47,991KiB/s, iops=2,999, runt=  7621msec
    clat (usec): min=5, max=220, avg=22.78, stdev= 5.04
    bw (KiB/s) : min=    0, max=49344, per=93.71%, avg=44978.00, stdev=12046.69
  cpu          : usr=85.97%, sys=14.00%, ctx=31, majf=0, minf=344223
  IO depths    : 1=100.0%, 2=0.0%, 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=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued r/w: total=68115/22859, short=0/0
     lat (usec): 4=0.01%, 10=5.50%, 20=54.86%, 50=39.44%, 100=0.15%
     lat (usec): 250=0.04%, 500=0.01%

stresser: (groupid=1, jobs=1): err= 0: pid=6673
  cpu          : usr=0.00%, sys=0.00%, ctx=0, majf=0, minf=0
  IO depths    : 1=100.0%, 2=0.0%, 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 r/w: total=196608/65536, short=0/0
     lat (usec): 4=0.01%, 10=14.98%, 20=24.57%, 50=60.35%, 100=0.04%
     lat (usec): 250=0.01%, 500=0.01%, 750=0.01%
     lat (msec): 2=0.01%, 10=0.01%, 500=0.01%, 750=0.01%, 1000=0.01%
     lat (msec): 2000=0.01%, >=2000=0.02%
stresser: (groupid=1, jobs=1): err= 0: pid=6674
  cpu          : usr=0.00%, sys=0.00%, ctx=0, majf=0, minf=0
  IO depths    : 1=100.0%, 2=0.0%, 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 r/w: total=196608/65536, short=0/0
     lat (usec): 4=0.01%, 10=16.55%, 20=46.72%, 50=36.52%, 100=0.15%
     lat (usec): 250=0.03%, 500=0.01%
     lat (msec): 2=0.01%, 4=0.01%, 10=0.01%, 500=0.01%, 750=0.01%
     lat (msec): 1000=0.01%, 2000=0.01%, >=2000=0.02%

Run status group 0 (all jobs):
   READ: io=4,096MiB, aggrb=242MiB/s, minb=242MiB/s, maxb=242MiB/s, mint=16912msec, maxt=16912msec
  WRITE: io=4,096MiB, aggrb=21,176KiB/s, minb=21,176KiB/s, maxb=21,176KiB/s, mint=198063msec, maxt=198063msec

Run status group 1 (all jobs):
   READ: io=1,064MiB, aggrb=140MiB/s, minb=140MiB/s, maxb=140MiB/s, mint=7621msec, maxt=7621msec
  WRITE: io=357MiB, aggrb=47,997KiB/s, minb=47,997KiB/s, maxb=47,997KiB/s, mint=7621msec, maxt=7621msec

Disk stats (read/write):
  sda: ios=17443/104860, merge=0/1630045, ticks=209696/181852334, in_queue=182069591, util=97.10%
Command exited with non-zero status 1
107.90user 35.45system 16:28.91elapsed 14%CPU (0avgtext+0avgdata 0maxresident)k
8388912inputs+22351264outputs (27major+5074468minor)pagefaults 0swaps