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=1
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=1
stresser: ioengine=cpu, cpuload=25, cpucycle=50000
...
stresser: ioengine=cpu, cpuload=25, cpucycle=50000
Starting 9 processes
Bad verify header 55ef4567
Bad verify header 55ef4567
Bad verify header 55ef4567
Bad verify header 55ef4567

stresser: (groupid=0, jobs=1): err= 0: pid=21610
  write: io=4,096MiB, bw=28,292KiB/s, iops=1,768, runt=148246msec
    clat (usec): min=13, max=449K, avg=563.19, stdev=5319.43
    bw (KiB/s) : min=    0, max=61860, per=100.85%, avg=28533.73, stdev=12826.85
  cpu          : usr=2.16%, sys=4.86%, ctx=42388, majf=0, minf=1048599
  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=0/262144, short=0/0
     lat (usec): 20=77.31%, 50=6.89%, 100=1.07%, 250=2.77%, 500=0.34%
     lat (usec): 750=1.07%, 1000=0.22%
     lat (msec): 2=6.86%, 4=1.67%, 10=1.05%, 20=0.25%, 50=0.31%
     lat (msec): 100=0.03%, 250=0.15%, 500=0.01%
stresser: (groupid=1, jobs=1): err= 5 (file:io_u.c:985, func=io_u_sync_complete, error=Input/output error): pid=21763
  read : io=16KiB, bw=16,000KiB/s, iops=1,000, runt=     1msec
    clat (usec): min=51, max=51, avg=51.00, stdev= 0.00
  cpu          : usr=0.00%, sys=0.00%, ctx=1, majf=0, minf=54
  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=50.0%, 4=50.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued r/w: total=1/0, short=0/0
     lat (usec): 100=100.00%

stresser: (groupid=1, jobs=1): err= 5 (file:io_u.c:985, func=io_u_sync_complete, error=Input/output error): pid=21764
  read : io=16KiB, bw=16,000KiB/s, iops=1,000, runt=     1msec
    clat (usec): min=27, max=27, avg=27.00, stdev= 0.00
  write: io=16KiB, bw=16,000KiB/s, iops=1,000, runt=     1msec
    clat (usec): min=49, max=49, avg=49.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=    0, per=0.00%, avg= 0.00, stdev= 0.00
  cpu          : usr=0.00%, sys=0.00%, ctx=1, majf=0, minf=60
  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=33.3%, 4=66.7%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued r/w: total=1/1, short=0/0
     lat (usec): 50=100.00%

stresser: (groupid=1, jobs=1): err= 5 (file:io_u.c:985, func=io_u_sync_complete, error=Input/output error): pid=21765
  read : io=32KiB, bw=336KiB/s, iops=21, runt=    95msec
    clat (usec): min=20, max=54, avg=37.00, stdev=24.04
  write: io=16KiB, bw=168KiB/s, iops=10, runt=    95msec
    clat (usec): min=27, max=27, avg=27.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=    0, per=0.00%, avg= 0.00, stdev= 0.00
  cpu          : usr=0.00%, sys=0.00%, ctx=1, majf=0, minf=63
  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=25.0%, 4=75.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued r/w: total=2/1, short=0/0
     lat (usec): 50=66.67%, 100=33.33%

stresser: (groupid=1, jobs=1): err= 5 (file:io_u.c:985, func=io_u_sync_complete, error=Input/output error): pid=21766
  read : io=32KiB, bw=32,000KiB/s, iops=2,000, runt=     1msec
    clat (usec): min=17, max=41, avg=29.00, stdev=16.97
  cpu          : usr=0.00%, sys=0.00%, ctx=0, majf=0, minf=60
  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=33.3%, 4=66.7%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
     issued r/w: total=2/0, short=0/0
     lat (usec): 20=50.00%, 50=50.00%

stresser: (groupid=2, jobs=1): err= 0: pid=21767
  cpu          : usr=98.75%, sys=0.01%, ctx=125529, majf=0, minf=730
  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=71608/0, short=0/0

     lat (msec): 100=99.93%, 250=0.07%, 500=0.01%, 750=0.01%
stresser: (groupid=2, jobs=1): err= 0: pid=21768
  cpu          : usr=98.70%, sys=0.01%, ctx=122594, majf=0, minf=730
  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=71568/0, short=0/0

     lat (msec): 100=99.92%, 250=0.08%, 500=0.01%
stresser: (groupid=2, jobs=1): err= 0: pid=21769
  cpu          : usr=98.80%, sys=0.01%, ctx=112122, majf=0, minf=730
  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=71613/0, short=0/0

     lat (msec): 100=99.96%, 250=0.04%, 500=0.01%, 750=0.01%
stresser: (groupid=2, jobs=1): err= 0: pid=21770
  cpu          : usr=98.78%, sys=0.01%, ctx=135541, majf=0, minf=730
  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=71583/0, short=0/0

     lat (msec): 100=99.92%, 250=0.07%, 500=0.01%

Run status group 0 (all jobs):
  WRITE: io=4,096MiB, aggrb=28,293KiB/s, minb=28,293KiB/s, maxb=28,293KiB/s, mint=148246msec, maxt=148246msec

Run status group 1 (all jobs):
   READ: io=96KiB, aggrb=1,013KiB/s, minb=337KiB/s, maxb=32,768KiB/s, mint=1msec, maxt=95msec
  WRITE: io=32KiB, aggrb=337KiB/s, minb=168KiB/s, maxb=16,384KiB/s, mint=1msec, maxt=95msec

Run status group 2 (all jobs):

Disk stats (read/write):
  cciss!c0d0: ios=50797/39604, merge=459/1015265, ticks=347474/25866758, in_queue=26214225, util=5.30%
Command exited with non-zero status 4
14225.85user 12.65system 1:02:57elapsed 376%CPU (0avgtext+0avgdata 0maxresident)k
8398744inputs+8408488outputs (39major+1069137minor)pagefaults 0swaps