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: [mFF] [11.5% done] [  6589/ 11511 kb/s] [eta 00m:23s]
Threads: 3: [mFF] [26.7% done] [  2811/ 20654 kb/s] [eta 00m:11s]
Threads: 3: [mFF] [33.3% done] [  1647/  7866 kb/s] [eta 00m:10s]
Threads: 3: [mFF] [35.3% done] [  2391/     0 kb/s] [eta 00m:11s]
Threads: 3: [mFF] [53.8% done] [   447/ 28000 kb/s] [eta 00m:06s]
Threads: 3: [FFF] [100.0% done] [   866/ 21431 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FVF] [76.9% done] [ 13007/     0 kb/s] [eta 00m:03s]
Threads: 3: [FVF] [100.0% done] [ 26870/     0 kb/s] [eta 00m:00s]
Threads: 3: [FVF] [100.0% done] [ 32824/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [68.4% done] [ 33801/     0 kb/s] [eta 00m:06s]
Threads: 2: [V_V] [82.4% done] [ 52670/     0 kb/s] [eta 00m:03s]
Threads: 2: [V_V] [100.0% done] [ 53386/     0 kb/s] [eta 00m:00s]
Threads: 1: [__V] [100.0% done] [ 64527/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=23609
  read : io=100MiB, bw=6,789KiB/s, runt= 15443msec
    slat (msec): min=   55, max= 7861, avg=5726.48, stdev=2391.35
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   14, max=38677, per=56.66%, avg=11059.73, stdev=13205.79
  write: io=76,680KiB, bw=6,105KiB/s, runt= 12860msec
    slat (msec): min=    0, max=  182, avg= 3.76, stdev= 8.60
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=43153, per=78.46%, avg=17444.50, stdev=21196.63
  cpu          : usr=13.37%, sys=4.51%, ctx=1599
  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=23610
  read : io=100MiB, bw=8,244KiB/s, runt= 12719msec
    slat (msec): min= 8190, max=11307, avg=9913.57, stdev=960.93
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   14, max=48201, per=146.32%, avg=28562.43, stdev=15484.46
  write: io=100MiB, bw=11,165KiB/s, runt=  9391msec
    slat (msec): min=    0, max=   21, avg= 3.27, stdev= 4.20
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=59045, per=173.79%, avg=38639.33, stdev=33480.26
  cpu          : usr=15.72%, sys=5.88%, ctx=1041
  IO depths    : 1=12.6%, 2=25.1%, 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=23611
  read : io=100MiB, bw=6,507KiB/s, runt= 16114msec
    slat (msec): min=  127, max=13310, avg=11835.73, stdev=2351.98
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   19, max=42220, per=76.72%, avg=14976.67, stdev=15348.73
  write: io=98MiB, bw=7,988KiB/s, runt= 12836msec
    slat (msec): min=    0, max=   20, avg= 2.51, stdev= 3.63
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=57684, per=143.15%, avg=31827.00, stdev=29301.73
  cpu          : usr=11.07%, sys=4.42%, ctx=852
  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%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=19,521KiB/s, minb=6,507KiB/s, maxb=8,244KiB/s, mint=12719msec, maxt=16114msec
  WRITE: io=273MiB, aggrb=22,233KiB/s, minb=6,105KiB/s, maxb=11,165KiB/s, mint=12719msec, maxt=16114msec

Disk stats (read/write):
  cciss!c0d0: ios=5513/3238, merge=1071/66311, ticks=39404/1511648, in_queue=1558320, util=95.79%
5.90user 2.18system 0:16.33elapsed 49%CPU (0avgtext+0avgdata 0maxresident)k
686232inputs+558464outputs (0major+2384minor)pagefaults 0swaps