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] [7.5% done] [ 10469/ 30433 kb/s] [eta 00m:37s]
Threads: 3: [mFm] [10.0% done] [  7362/ 37425 kb/s] [eta 00m:36s]
Threads: 3: [mFm] [10.9% done] [  1570/ 11978 kb/s] [eta 00m:41s]
Threads: 3: [mFm] [11.1% done] [   577/ 44372 kb/s] [eta 00m:48s]
Threads: 3: [mFm] [11.7% done] [   166/    61 kb/s] [eta 00m:53s]
Threads: 3: [mFF] [13.3% done] [  1106/  4295 kb/s] [eta 00m:52s]
Threads: 3: [mFF] [15.0% done] [  1297/     0 kb/s] [eta 00m:51s]
Threads: 3: [mVF] [16.7% done] [  3660/     0 kb/s] [eta 00m:50s]
Threads: 3: [mVV] [18.3% done] [ 21138/     0 kb/s] [eta 00m:49s]
Threads: 3: [mVV] [33.3% done] [ 24698/ 28570 kb/s] [eta 00m:24s]
Threads: 3: [mVV] [36.1% done] [ 24925/  2859 kb/s] [eta 00m:23s]
Threads: 3: [FVV] [100.0% done] [ 27089/ 48789 kb/s] [eta 00m:00s]
Threads: 3: [FVV] [100.0% done] [ 26479/     0 kb/s] [eta 00m:00s]
Threads: 3: [FVV] [100.0% done] [ 22115/     0 kb/s] [eta 00m:00s]
Threads: 3: [FVV] [100.0% done] [ 23156/     0 kb/s] [eta 00m:00s]
Threads: 1: [F__] [100.0% done] [ 16298/     0 kb/s] [eta 00m:00s]
Threads: 1: [F__] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 1: [F__] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 1: [F__] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [75.9% done] [ 11620/     0 kb/s] [eta 00m:07s]
Threads: 1: [V__] [88.5% done] [ 18303/     0 kb/s] [eta 00m:03s]
Threads: 1: [V__] [100.0% done] [ 19930/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [100.0% done] [ 21871/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=18007
  read : io=100MiB, bw=4,113KiB/s, runt= 25489msec
    slat (msec): min=  118, max=11693, avg=8698.40, stdev=3196.92
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=22801, per=63.64%, avg=7853.55, stdev=8761.08
  write: io=78,888KiB, bw=3,785KiB/s, runt= 21340msec
    slat (msec): min=    0, max=  274, avg= 4.46, stdev=17.14
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=58472, per=192.17%, avg=24049.50, stdev=28934.05
  cpu          : usr=8.47%, sys=3.33%, ctx=1124
  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=18008
  read : io=100MiB, bw=5,960KiB/s, runt= 17592msec
    slat (msec): min=  129, max=14158, avg=9832.20, stdev=2943.83
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   13, max=15608, per=81.08%, avg=10005.71, stdev=4925.57
  write: io=94,252KiB, bw=10,059KiB/s, runt=  9594msec
    slat (msec): min=    0, max=  137, avg= 3.82, stdev= 5.10
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=57895, per=226.14%, avg=28301.25, stdev=27625.63
  cpu          : usr=12.05%, sys=4.84%, ctx=975
  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=18009
  read : io=100MiB, bw=5,928KiB/s, runt= 17688msec
    slat (msec): min=   13, max=10549, avg=6530.34, stdev=2908.80
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=16742, per=64.68%, avg=7981.86, stdev=5473.74
  write: io=87,684KiB, bw=9,011KiB/s, runt=  9964msec
    slat (msec): min=    0, max=  727, avg= 5.23, stdev=27.09
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=55115, per=136.34%, avg=17063.20, stdev=23421.62
  cpu          : usr=12.51%, sys=4.45%, ctx=1066
  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=12,341KiB/s, minb=4,113KiB/s, maxb=5,960KiB/s, mint=17592msec, maxt=25489msec
  WRITE: io=255MiB, aggrb=12,515KiB/s, minb=3,785KiB/s, maxb=10,059KiB/s, mint=17592msec, maxt=25489msec

Disk stats (read/write):
  cciss!c0d0: ios=5866/4133, merge=49/61174, ticks=100096/1945528, in_queue=2045616, util=97.09%
6.60user 2.50system 0:25.73elapsed 35%CPU (0avgtext+0avgdata 0maxresident)k
741016inputs+521680outputs (0major+2414minor)pagefaults 0swaps