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: [FmF] [23.1% done] [  4685/ 42257 kb/s] [eta 00m:10s]
Threads: 3: [FmF] [66.7% done] [  1989/ 62680 kb/s] [eta 00m:02s]
Threads: 3: [FFF] [100.0% done] [     0/  4303 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] [70.6% done] [ 28879/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [81.2% done] [ 55472/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [93.3% done] [ 57592/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 57787/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 52877/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=12104
  read : io=100MiB, bw=6,275KiB/s, runt= 16708msec
    slat (msec): min=  138, max=14029, avg=11303.72, stdev=2240.57
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    9, max=33879, per=79.46%, avg=14852.55, stdev=12960.01
  write: io=98,240KiB, bw=8,957KiB/s, runt= 11231msec
    slat (msec): min=    0, max=  233, avg= 3.67, stdev=10.02
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=40528, per=76.27%, avg=20450.20, stdev=18732.39
  cpu          : usr=12.57%, sys=3.90%, ctx=1208
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 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=12105
  read : io=100MiB, bw=6,643KiB/s, runt= 15783msec
    slat (msec): min=  196, max=11846, avg=9380.43, stdev=2477.69
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    4, max=29571, per=69.95%, avg=13075.08, stdev=10650.47
  write: io=93,460KiB, bw=8,535KiB/s, runt= 11213msec
    slat (msec): min=    0, max=   26, avg= 2.88, stdev= 3.76
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=98034, per=132.67%, avg=35575.33, stdev=54265.10
  cpu          : usr=11.05%, sys=4.92%, ctx=1410
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 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=12106
  read : io=100MiB, bw=6,230KiB/s, runt= 16830msec
    slat (msec): min= 9933, max=15404, avg=13313.12, stdev=1749.39
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   11, max=42861, per=96.84%, avg=18099.60, stdev=13312.15
  write: io=100MiB, bw=9,351KiB/s, runt= 11213msec
    slat (msec): min=    0, max=   26, avg= 3.35, stdev= 4.52
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=57717, per=138.79%, avg=37214.33, stdev=32284.25
  cpu          : usr=12.00%, sys=4.09%, ctx=1224
  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=18,691KiB/s, minb=6,230KiB/s, maxb=6,643KiB/s, mint=15783msec, maxt=16830msec
  WRITE: io=287MiB, aggrb=26,814KiB/s, minb=8,535KiB/s, maxb=9,351KiB/s, mint=15783msec, maxt=16830msec

Disk stats (read/write):
  cciss!c0d0: ios=5120/3508, merge=1078/70132, ticks=58160/1637104, in_queue=1695272, util=99.69%
5.92user 2.14system 0:17.05elapsed 47%CPU (0avgtext+0avgdata 0maxresident)k
650816inputs+588224outputs (0major+2390minor)pagefaults 0swaps