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: Laying out IO file(s) (1 file(s) / 4096MiB)

stresser: (groupid=0, jobs=1): err= 0: pid=6349
  write: io=4,096MiB, bw=27,281KiB/s, iops=1,705, runt=153740msec
    clat (usec): min=13, max=454K, avg=584.27, stdev=5540.51
    bw (KiB/s) : min=    0, max=60576, per=100.73%, avg=27479.89, stdev=11831.47
  cpu          : usr=2.10%, sys=4.75%, ctx=43917, majf=0, minf=1048598
  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=77.02%, 50=6.63%, 100=0.77%, 250=2.90%, 500=0.56%
     lat (usec): 750=1.46%, 1000=0.26%
     lat (msec): 2=6.98%, 4=1.68%, 10=0.94%, 20=0.31%, 50=0.30%
     lat (msec): 100=0.02%, 250=0.16%, 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=6629
  read : io=16KiB, bw=484KiB/s, iops=30, runt=    33msec
    clat (usec): min=46, max=46, avg=46.00, stdev= 0.00
  cpu          : usr=0.00%, sys=0.00%, ctx=3, majf=0, minf=52
  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): 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=6630
  read : io=16KiB, bw=16,000KiB/s, iops=1,000, runt=     1msec
    clat (usec): min=52, max=52, avg=52.00, stdev= 0.00
  cpu          : usr=0.00%, sys=0.00%, ctx=1, majf=0, minf=53
  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=6631
  read : io=16KiB, bw=16,000KiB/s, iops=1,000, runt=     1msec
    clat (usec): min=41, max=41, avg=41.00, stdev= 0.00
  cpu          : usr=0.00%, sys=0.00%, ctx=0, majf=0, minf=53
  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): 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=6632
  read : io=16KiB, bw=500KiB/s, iops=31, runt=    32msec
    clat (usec): min=53, max=53, avg=53.00, stdev= 0.00
  cpu          : usr=0.00%, sys=0.00%, ctx=1, majf=0, minf=53
  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=2, jobs=1): err= 0: pid=6633
  cpu          : usr=98.80%, sys=0.01%, ctx=121761, 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=71647/0, short=0/0

     lat (msec): 100=99.95%, 250=0.04%, 500=0.01%, 750=0.01%
stresser: (groupid=2, jobs=1): err= 0: pid=6634
  cpu          : usr=98.84%, sys=0.00%, ctx=58799, 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=71625/0, short=0/0

     lat (msec): 100=99.93%, 250=0.06%, 500=0.01%
stresser: (groupid=2, jobs=1): err= 0: pid=6635
  cpu          : usr=98.77%, sys=0.01%, ctx=158038, 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=71580/0, short=0/0

     lat (msec): 100=99.91%, 250=0.07%, 500=0.01%, 750=0.01%, 1000=0.01%
stresser: (groupid=2, jobs=1): err= 0: pid=6636
  cpu          : usr=98.76%, sys=0.01%, ctx=155050, 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=71619/0, 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=27,281KiB/s, minb=27,281KiB/s, maxb=27,281KiB/s, mint=153740msec, maxt=153740msec

Run status group 1 (all jobs):
   READ: io=64KiB, aggrb=1,985KiB/s, minb=496KiB/s, maxb=16,384KiB/s, mint=1msec, maxt=33msec

Run status group 2 (all jobs):

Disk stats (read/write):
  cciss!c0d0: ios=51167/38946, merge=1095/1015992, ticks=378615/26443223, in_queue=26812920, util=5.35%
Command exited with non-zero status 4
14231.30user 31.38system 1:04:18elapsed 369%CPU (0avgtext+0avgdata 0maxresident)k
8388888inputs+16797096outputs (30major+1069131minor)pagefaults 0swaps