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 2894020608/16384
crc32: wanted 8bb2dfbf, got c2184f0b
crc32: verify failed at 2894020608/16384
crc32: wanted 8bb2dfbf, got c2184f0b
fio: pid=6362, got signal=7
fio: pid=6361, got signal=7
stresser: Laying out IO file(s) (1 file(s) / 4096MiB)

stresser: (groupid=0, jobs=1): err= 0: pid=6180
  read : io=4,096MiB, bw=243MiB/s, iops=15,567, runt= 16839msec
    clat (usec): min=10, max=109, avg=12.09, stdev= 1.47
    bw (KiB/s) : min=    0, max=251552, per=97.13%, avg=241946.35, stdev=42905.83
  write: io=4,096MiB, bw=25,563KiB/s, iops=1,597, runt=164077msec
    clat (usec): min=14, max=5,382K, avg=529.90, stdev=18630.56
    bw (KiB/s) : min=    0, max=80512, per=117.91%, avg=30140.62, stdev=28434.37
  cpu          : usr=22.30%, sys=2.78%, ctx=17469, majf=1, minf=2102311
  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=91.43%, 50=5.23%, 100=0.14%, 250=0.13%, 500=0.13%
     lat (usec): 750=0.21%, 1000=0.31%
     lat (msec): 2=1.30%, 4=0.70%, 10=0.16%, 20=0.06%, 50=0.09%
     lat (msec): 100=0.07%, 250=0.01%, 500=0.02%, 750=0.01%, 1000=0.01%
     lat (msec): >=2000=0.01%
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=6359
  read : io=2,210MiB, bw=8,971KiB/s, iops=560, runt=252288msec
    clat (usec): min=2, max=1,051, avg=14.69, stdev= 5.62
    bw (KiB/s) : min=    2, max=153568, per=163.92%, avg=26922.28, stdev=51663.98
  write: io=736MiB, bw=2,987KiB/s, iops=186, runt=252288msec
    clat (usec): min=3, max=10,983K, avg=5053.73, stdev=142073.32
    bw (KiB/s) : min=    0, max=51456, per=159.63%, avg=8741.53, stdev=17065.95
  cpu          : usr=5.50%, sys=0.59%, ctx=4382, majf=0, minf=670708
  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=141456/47103, short=0/0
     lat (usec): 4=0.01%, 10=9.60%, 20=74.72%, 50=15.54%, 100=0.04%
     lat (usec): 250=0.02%, 500=0.01%, 750=0.01%
     lat (msec): 2=0.01%, 20=0.01%, 50=0.01%, 100=0.01%, 250=0.01%
     lat (msec): 500=0.01%, 750=0.01%, 1000=0.01%, 2000=0.02%, >=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=6360
  read : io=2,529MiB, bw=8,765KiB/s, iops=547, runt=295487msec
    clat (usec): min=2, max=52,623, avg=13.61, stdev=137.73
    bw (KiB/s) : min=  292, max=156640, per=118.59%, avg=19477.97, stdev=38444.08
  write: io=844MiB, bw=2,925KiB/s, iops=182, runt=295487msec
    clat (usec): min=3, max=8,218K, avg=5165.93, stdev=134118.74
    bw (KiB/s) : min=    0, max=53280, per=118.08%, avg=6466.04, stdev=12876.16
  cpu          : usr=5.30%, sys=0.46%, ctx=6325, majf=0, minf=752136
  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=161876/54036, short=0/0
     lat (usec): 4=0.01%, 10=12.49%, 20=81.78%, 50=5.48%, 100=0.06%
     lat (usec): 250=0.04%, 500=0.02%, 750=0.01%, 1000=0.01%
     lat (msec): 2=0.01%, 4=0.01%, 10=0.01%, 20=0.01%, 50=0.01%
     lat (msec): 100=0.01%, 250=0.02%, 500=0.02%, 750=0.01%, 1000=0.01%
     lat (msec): 2000=0.01%, >=2000=0.02%
stresser: (groupid=1, jobs=1): err= 0: pid=6361
  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=14.87%, 20=76.60%, 50=8.33%, 100=0.06%
     lat (usec): 250=0.04%, 500=0.01%, 750=0.01%, 1000=0.01%
     lat (msec): 2=0.01%, 4=0.01%, 10=0.01%, 20=0.01%, 50=0.01%
     lat (msec): 100=0.01%, 250=0.02%, 500=0.02%, 750=0.01%, 1000=0.01%
     lat (msec): 2000=0.01%, >=2000=0.02%
stresser: (groupid=1, jobs=1): err= 0: pid=6362
  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=15.49%, 20=79.45%, 50=4.84%, 100=0.09%
     lat (usec): 250=0.03%, 500=0.01%, 750=0.01%, 1000=0.01%
     lat (msec): 2=0.01%, 4=0.01%, 10=0.01%, 20=0.01%, 50=0.01%
     lat (msec): 100=0.01%, 250=0.02%, 500=0.01%, 750=0.01%, 1000=0.01%
     lat (msec): 2000=0.01%, >=2000=0.02%

Run status group 0 (all jobs):
   READ: io=4,096MiB, aggrb=243MiB/s, minb=243MiB/s, maxb=243MiB/s, mint=16839msec, maxt=16839msec
  WRITE: io=4,096MiB, aggrb=25,563KiB/s, minb=25,563KiB/s, maxb=25,563KiB/s, mint=164077msec, maxt=164077msec

Run status group 1 (all jobs):
   READ: io=4,740MiB, aggrb=16,424KiB/s, minb=8,765KiB/s, maxb=8,971KiB/s, mint=252288msec, maxt=295487msec
  WRITE: io=1,580MiB, aggrb=5,476KiB/s, minb=2,925KiB/s, maxb=2,987KiB/s, mint=252288msec, maxt=295487msec

Disk stats (read/write):
  sda: ios=17440/111015, merge=0/1661116, ticks=280050/139914351, in_queue=140194360, util=97.14%
Command exited with non-zero status 2
111.45user 33.93system 15:36.04elapsed 15%CPU (0avgtext+0avgdata 0maxresident)k
8388920inputs+22792528outputs (2major+5290020minor)pagefaults 0swaps