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] [14.3% done] [  7528/ 15940 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [20.0% done] [ 18995/  5007 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [25.0% done] [  9888/ 12511 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [28.6% done] [ 11889/  8423 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [33.3% done] [ 15607/  5194 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [38.1% done] [ 18478/  4571 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [42.9% done] [ 12214/  7489 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [47.6% done] [ 11283/  7398 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [50.0% done] [ 17653/     0 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [54.5% done] [ 13707/  1716 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [56.5% done] [  5088/  8273 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [60.9% done] [  6748/  6451 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [62.5% done] [  6939/  4966 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [64.0% done] [  5954/  3636 kb/s] [eta 00m:09s]
Threads: 3: [mVV] [68.0% done] [  6715/  2273 kb/s] [eta 00m:08s]
Threads: 3: [mVV] [66.7% done] [ 18161/     0 kb/s] [eta 00m:09s]
Threads: 3: [VVV] [70.4% done] [ 17555/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [74.1% done] [ 18462/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [77.8% done] [ 20305/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [84.6% done] [ 17547/     0 kb/s] [eta 00m:04s]
Threads: 1: [V__] [92.0% done] [ 18381/     0 kb/s] [eta 00m:02s]
fio: (groupid=0): err= 0: pid=26940
  read : io=100MiB, bw=4,502KiB/s, runt= 23288msec
    slat (msec): min=    0, max= 6078, avg=1156.27, stdev=1989.79
    clat (msec): min=    0, max=  319, avg=71.88, stdev=68.18
    bw (KiB/s) : min=   79, max=11091, per=35.27%, avg=4763.92, stdev=3155.89
  write: io=34,200KiB, bw=2,037KiB/s, runt= 17192msec
    slat (msec): min=    0, max=  107, avg= 2.17, stdev= 8.55
    clat (msec): min=    6, max=  382, avg=97.62, stdev=68.62
    bw (KiB/s) : min=    0, max= 7704, per=45.81%, avg=2981.65, stdev=2658.45
  cpu          : usr=7.68%, sys=0.82%, ctx=810
  IO depths    : 1=0.7%, 2=3.9%, 4=56.7%, 8=38.7%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.3%, 4=0.4%, 10=2.4%, 20=11.1%, 50=31.5%, 100=28.4%
     lat (msec): 250=21.1%, 500=4.7%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=26941
  read : io=100MiB, bw=4,552KiB/s, runt= 23032msec
    slat (msec): min=    0, max= 6725, avg=1652.49, stdev=2214.96
    clat (msec): min=    0, max=  313, avg=72.70, stdev=68.57
    bw (KiB/s) : min=   98, max=11424, per=38.66%, avg=5222.30, stdev=3091.08
  write: io=41,512KiB, bw=2,599KiB/s, runt= 16353msec
    slat (msec): min=    0, max=   16, avg= 0.96, stdev= 1.94
    clat (msec): min=    4, max=  340, avg=73.06, stdev=53.15
    bw (KiB/s) : min=    0, max= 8470, per=56.04%, avg=3647.33, stdev=2942.37
  cpu          : usr=8.06%, sys=0.56%, ctx=869
  IO depths    : 1=0.6%, 2=3.9%, 4=56.9%, 8=38.6%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.3%, 4=0.7%, 10=3.5%, 20=13.4%, 50=29.2%, 100=28.1%
     lat (msec): 250=21.3%, 500=3.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=26942
  read : io=100MiB, bw=4,688KiB/s, runt= 22365msec
    slat (msec): min=    0, max= 5654, avg=941.69, stdev=1605.71
    clat (msec): min=    0, max=  321, avg=76.97, stdev=69.65
    bw (KiB/s) : min=  145, max= 9999, per=37.34%, avg=5043.22, stdev=2781.62
  write: io=33,584KiB, bw=2,060KiB/s, runt= 16693msec
    slat (msec): min=    0, max=   11, avg= 1.04, stdev= 1.90
    clat (msec): min=    9, max=  242, avg=83.02, stdev=56.49
    bw (KiB/s) : min=    0, max= 9467, per=53.89%, avg=3507.47, stdev=3440.26
  cpu          : usr=8.12%, sys=0.80%, ctx=805
  IO depths    : 1=0.7%, 2=4.9%, 4=56.6%, 8=37.8%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.8%, 4=0.3%, 10=2.9%, 20=9.4%, 50=31.2%, 100=28.4%
     lat (msec): 250=22.8%, 500=4.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=13,507KiB/s, minb=4,502KiB/s, maxb=4,688KiB/s, mint=22365msec, maxt=23288msec
  WRITE: io=107MiB, aggrb=6,509KiB/s, minb=2,037KiB/s, maxb=2,599KiB/s, mint=22365msec, maxt=23288msec

Disk stats (read/write):
  cciss!c0d0: ios=5337/2154, merge=1392/371, ticks=404392/190824, in_queue=595200, util=99.33%
5.52user 0.54system 0:23.53elapsed 25%CPU (0avgtext+0avgdata 0maxresident)k
614400inputs+218624outputs (0major+2370minor)pagefaults 0swaps