fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmF] [30.0% done] [  4502/     0 kb/s] [eta 00m:07s]
Threads: 3: [mFF] [30.8% done] [  2387/  3510 kb/s] [eta 00m:09s]
Threads: 3: [mFF] [33.3% done] [  2167/     0 kb/s] [eta 00m:10s]
Threads: 3: [mFF] [35.3% done] [  2713/     0 kb/s] [eta 00m:11s]
Threads: 3: [mFF] [36.8% done] [  2664/     0 kb/s] [eta 00m:12s]
Threads: 3: [mFF] [38.1% done] [  2298/     0 kb/s] [eta 00m:13s]
Threads: 2: [mV_] [40.9% done] [  3449/     0 kb/s] [eta 00m:13s]
Threads: 2: [mV_] [50.0% done] [ 64417/ 11974 kb/s] [eta 00m:10s]
Threads: 1: [m__] [52.4% done] [ 36058/     0 kb/s] [eta 00m:10s]
Threads: 1: [F__] [100.0% done] [  3644/ 19349 kb/s] [eta 00m:00s]
Threads: 1: [F__] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [93.3% done] [ 34614/     0 kb/s] [eta 00m:01s]
fio: (groupid=0): err= 0: pid=14680
  read : io=100MiB, bw=7,142KiB/s, runt= 14681msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  538, avg=56.92, stdev=95.98
    bw (KiB/s) : min=    1, max=49485, per=47.57%, avg=6794.17, stdev=11868.11
  write: io=59,936KiB, bw=4,637KiB/s, runt= 13235msec
    slat (msec): min=    0, max=    1, avg= 0.00, stdev= 0.03
    clat (msec): min=    0, max=  303, avg= 2.10, stdev=18.26
    bw (KiB/s) : min=    0, max=59171, per=84.04%, avg=16480.25, stdev=28637.35
  cpu          : usr=8.75%, sys=4.47%, ctx=5662
  IO depths    : 1=1.0%, 2=45.0%, 4=27.7%, 8=26.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=34.1%, 4=11.4%, 10=22.3%, 20=8.5%, 50=8.2%, 100=4.5%
     lat (msec): 250=5.4%, 500=5.4%, 750=0.1%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=14681
  read : io=100MiB, bw=9,869KiB/s, runt= 10622msec
    slat (msec): min=    0, max=    9, avg= 0.05, stdev= 0.68
    clat (msec): min=    0, max=  303, avg=14.76, stdev=35.82
    bw (KiB/s) : min=    4, max=68223, per=158.78%, avg=22676.67, stdev=29145.26
  write: io=91,108KiB, bw=10,367KiB/s, runt=  8999msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  117, avg= 1.21, stdev= 6.49
    bw (KiB/s) : min=    0, max=79757, per=177.68%, avg=34842.00, stdev=40821.49
  cpu          : usr=12.54%, sys=7.98%, ctx=5289
  IO depths    : 1=1.5%, 2=54.9%, 4=31.6%, 8=12.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=49.3%, 4=16.3%, 10=23.2%, 20=4.3%, 50=1.5%, 100=2.9%
     lat (msec): 250=1.9%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=14682
  read : io=0KiB, bw=0KiB/s, runt=  9005msec
  write: io=100MiB, bw=11,714KiB/s, runt=  8951msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=    5, avg= 0.53, stdev= 1.00
    bw (KiB/s) : min=    0, max=67878, per=219.55%, avg=43051.33, stdev=37429.39
  cpu          : usr=13.55%, sys=4.93%, ctx=6700
  IO depths    : 1=64.7%, 2=34.4%, 4=0.9%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=83.6%, 4=14.4%, 10=1.5%, 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=200MiB, aggrb=14,282KiB/s, minb=0KiB/s, maxb=9,869KiB/s, mint=9005msec, maxt=14681msec
  WRITE: io=248MiB, aggrb=19,609KiB/s, minb=4,637KiB/s, maxb=11,714KiB/s, mint=9005msec, maxt=14681msec

Disk stats (read/write):
  cciss!c0d0: ios=4232/2910, merge=901/60493, ticks=29240/1254788, in_queue=1286460, util=94.18%
3.89user 2.07system 0:15.02elapsed 39%CPU (0avgtext+0avgdata 0maxresident)k
508928inputs+506920outputs (1major+2423minor)pagefaults 0swaps