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] [11.5% done] [ 15066/  6447 kb/s] [eta 00m:23s]
Threads: 3: [mmm] [16.7% done] [ 19231/  4482 kb/s] [eta 00m:20s]
Threads: 3: [mmm] [20.0% done] [  9851/ 14403 kb/s] [eta 00m:20s]
Threads: 3: [mmm] [27.3% done] [ 14895/  5727 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [29.2% done] [ 18401/  2643 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [30.8% done] [ 21208/   500 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [34.6% done] [ 12877/  4811 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [40.0% done] [ 17592/    56 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [42.3% done] [ 12466/  2778 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [48.0% done] [  9928/  7533 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [50.0% done] [  9264/  4156 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [50.0% done] [ 10317/  2141 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [53.6% done] [ 10142/  1354 kb/s] [eta 00m:13s]
Threads: 3: [Vmm] [57.1% done] [  4932/  7755 kb/s] [eta 00m:12s]
Threads: 3: [VmV] [56.7% done] [ 15038/   597 kb/s] [eta 00m:13s]
Threads: 3: [VmV] [58.1% done] [ 15688/   105 kb/s] [eta 00m:13s]
Threads: 1: [_m_] [59.4% done] [ 17034/     0 kb/s] [eta 00m:13s]
Threads: 1: [_m_] [66.7% done] [  8033/  3404 kb/s] [eta 00m:10s]
Threads: 1: [_V_] [77.8% done] [ 14756/  1895 kb/s] [eta 00m:06s]
fio: (groupid=0): err= 0: pid=12029
  read : io=100MiB, bw=5,622KiB/s, runt= 18651msec
    slat (msec): min=    0, max= 3320, avg=373.43, stdev=862.75
    clat (msec): min=    0, max=  321, avg=47.24, stdev=46.65
    bw (KiB/s) : min=   48, max=16464, per=48.68%, avg=7020.04, stdev=4625.37
  write: io=20,288KiB, bw=1,339KiB/s, runt= 15511msec
    slat (msec): min=    0, max=   31, avg= 2.35, stdev= 4.66
    clat (msec): min=    8, max= 1112, avg=199.31, stdev=230.49
    bw (KiB/s) : min=    0, max= 4806, per=39.97%, avg=1549.06, stdev=1509.87
  cpu          : usr=8.90%, sys=0.43%, ctx=839
  IO depths    : 1=0.8%, 2=5.2%, 4=57.7%, 8=36.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.6%, 4=0.2%, 10=3.3%, 20=15.1%, 50=42.3%, 100=21.9%
     lat (msec): 250=11.5%, 500=3.4%, 750=0.8%, 1000=0.3%, >=2000=0.4%
fio: (groupid=0): err= 0: pid=12030
  read : io=100MiB, bw=4,807KiB/s, runt= 21812msec
    slat (msec): min=    0, max= 1600, avg=339.07, stdev=528.12
    clat (msec): min=    0, max=  448, avg=41.71, stdev=50.19
    bw (KiB/s) : min=   37, max=27325, per=47.19%, avg=6805.32, stdev=7266.61
  write: io=34,276KiB, bw=1,736KiB/s, runt= 20209msec
    slat (msec): min=    0, max=   29, avg= 1.63, stdev= 3.49
    clat (msec): min=    2, max= 1590, avg=162.60, stdev=275.19
    bw (KiB/s) : min=    0, max=10565, per=56.85%, avg=2203.62, stdev=2776.48
  cpu          : usr=8.14%, sys=0.37%, ctx=993
  IO depths    : 1=1.0%, 2=6.7%, 4=53.2%, 8=39.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.4%, 4=2.4%, 10=8.5%, 20=21.6%, 50=34.6%, 100=18.1%
     lat (msec): 250=9.3%, 500=2.0%, 750=1.6%, 1000=0.8%, >=2000=0.5%
fio: (groupid=0): err= 0: pid=12031
  read : io=100MiB, bw=5,547KiB/s, runt= 18901msec
    slat (msec): min=    0, max= 2763, avg=361.94, stdev=752.91
    clat (msec): min=    0, max=  221, avg=45.39, stdev=37.38
    bw (KiB/s) : min=  235, max=20119, per=51.14%, avg=7375.70, stdev=5340.23
  write: io=21,944KiB, bw=1,390KiB/s, runt= 16156msec
    slat (msec): min=    0, max=   38, avg= 2.17, stdev= 5.08
    clat (msec): min=    0, max= 1570, avg=184.68, stdev=289.79
    bw (KiB/s) : min=    0, max=10990, per=54.70%, avg=2120.07, stdev=3037.94
  cpu          : usr=8.85%, sys=0.63%, ctx=819
  IO depths    : 1=1.1%, 2=5.6%, 4=58.1%, 8=35.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.5%, 4=0.5%, 10=4.4%, 20=13.6%, 50=45.2%, 100=21.9%
     lat (msec): 250=10.0%, 500=2.1%, 750=1.1%, 1000=0.1%, >=2000=0.6%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=14,422KiB/s, minb=4,807KiB/s, maxb=5,622KiB/s, mint=18651msec, maxt=21812msec
  WRITE: io=76,508KiB, aggrb=3,876KiB/s, minb=1,339KiB/s, maxb=1,736KiB/s, mint=18651msec, maxt=21812msec

Disk stats (read/write):
  cciss!c0d0: ios=5625/1516, merge=1037/233, ticks=252048/272048, in_queue=524100, util=99.00%
5.17user 0.30system 0:22.09elapsed 24%CPU (0avgtext+0avgdata 0maxresident)k
614400inputs+153048outputs (0major+2362minor)pagefaults 0swaps