fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [15.8% done] [ 18137/ 35159 kb/s] [eta 00m:16s]
Threads: 3: [mFF] [57.1% done] [  6992/122216 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [     0/ 20898 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [66.7% done] [  7935/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [76.5% done] [ 51393/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [87.5% done] [ 50579/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 52812/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [100.0% done] [ 50700/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=2936
  read : io=100MiB, bw=6,562KiB/s, runt= 15978msec
    slat (msec): min=   29, max=11895, avg=8405.31, stdev=3597.44
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   10, max=20833, per=67.20%, avg=12525.86, stdev=6427.08
  write: io=74,416KiB, bw=6,565KiB/s, runt= 11606msec
    slat (msec): min=    0, max=    7, avg= 1.22, stdev= 1.28
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=138830, per=307.25%, avg=69415.00, stdev=98167.63
  cpu          : usr=9.01%, sys=4.28%, ctx=1368
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=2937
  read : io=100MiB, bw=6,213KiB/s, runt= 16875msec
    slat (msec): min=   63, max=13664, avg=10779.08, stdev=3272.09
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    7, max=27651, per=65.11%, avg=12137.00, stdev=8778.04
  write: io=94,200KiB, bw=8,306KiB/s, runt= 11613msec
    slat (msec): min=    0, max=   97, avg= 3.73, stdev= 5.10
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=55271, per=113.65%, avg=25675.75, stdev=29817.90
  cpu          : usr=12.47%, sys=4.72%, ctx=963
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=2938
  read : io=100MiB, bw=6,248KiB/s, runt= 16782msec
    slat (msec): min=   55, max=13185, avg=10206.02, stdev=3449.32
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   10, max=26615, per=68.16%, avg=12705.67, stdev=8879.99
  write: io=87,908KiB, bw=7,742KiB/s, runt= 11627msec
    slat (msec): min=    0, max=  137, avg= 3.66, stdev= 7.98
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=45428, per=80.36%, avg=18154.80, stdev=24567.13
  cpu          : usr=11.58%, sys=4.58%, ctx=1215
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=18,641KiB/s, minb=6,213KiB/s, maxb=6,562KiB/s, mint=15978msec, maxt=16875msec
  WRITE: io=251MiB, aggrb=22,592KiB/s, minb=6,565KiB/s, maxb=8,306KiB/s, mint=15978msec, maxt=16875msec

Disk stats (read/write):
  cciss!c0d0: ios=5943/2909, merge=1221/61006, ticks=57496/1242572, in_queue=1305104, util=97.45%
5.55user 2.27system 0:17.07elapsed 45%CPU (0avgtext+0avgdata 0maxresident)k
740296inputs+513072outputs (0major+2378minor)pagefaults 0swaps