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] [13.6% done] [ 15623/  5784 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [18.2% done] [ 19406/  2847 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [22.7% done] [ 13368/  8114 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [25.0% done] [  3022/ 14211 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [29.2% done] [ 11838/  8949 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [34.8% done] [ 12698/  7866 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [39.1% done] [ 12820/  5698 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [43.5% done] [  5572/ 12458 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [47.8% done] [ 11856/  6300 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [52.2% done] [  9444/  7520 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [56.5% done] [ 10506/  6634 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [58.3% done] [ 11730/  2688 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [60.0% done] [ 10524/  2019 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [64.0% done] [  9501/  2086 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [65.4% done] [  6764/  4071 kb/s] [eta 00m:09s]
Threads: 3: [VVV] [66.7% done] [  7105/  5718 kb/s] [eta 00m:09s]
Threads: 3: [VVV] [73.1% done] [ 36880/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [76.9% done] [ 34252/     0 kb/s] [eta 00m:06s]
Threads: 2: [VV_] [84.0% done] [ 32646/     0 kb/s] [eta 00m:04s]
fio: (groupid=0): err= 0: pid=29805
  read : io=100MiB, bw=4,940KiB/s, runt= 21225msec
    slat (msec): min=    0, max= 3901, avg=661.21, stdev=1227.13
    clat (msec): min=    0, max=  371, avg=74.12, stdev=74.67
    bw (KiB/s) : min=   79, max=10966, per=35.31%, avg=5232.53, stdev=2792.80
  write: io=27,764KiB, bw=1,637KiB/s, runt= 17358msec
    slat (msec): min=    0, max=  125, avg= 1.76, stdev= 8.24
    clat (msec): min=    9, max=  222, avg=69.69, stdev=46.47
    bw (KiB/s) : min=    0, max= 8646, per=54.56%, avg=3539.50, stdev=3297.13
  cpu          : usr=8.39%, sys=0.57%, ctx=1226
  IO depths    : 1=0.5%, 2=2.6%, 4=43.5%, 8=53.4%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.3%, 4=0.1%, 10=4.8%, 20=16.2%, 50=27.0%, 100=25.3%
     lat (msec): 250=23.1%, 500=3.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=29806
  read : io=100MiB, bw=4,975KiB/s, runt= 21076msec
    slat (msec): min=    0, max= 4573, avg=1252.85, stdev=1693.22
    clat (msec): min=    0, max=  357, avg=64.21, stdev=74.10
    bw (KiB/s) : min=   83, max=19133, per=37.93%, avg=5621.28, stdev=4380.20
  write: io=39,256KiB, bw=2,428KiB/s, runt= 16551msec
    slat (msec): min=    0, max=  131, avg= 2.22, stdev=12.95
    clat (msec): min=    3, max=  309, avg=74.42, stdev=52.31
    bw (KiB/s) : min=    0, max= 9509, per=58.71%, avg=3808.47, stdev=3042.42
  cpu          : usr=8.71%, sys=0.49%, ctx=1232
  IO depths    : 1=0.6%, 2=3.0%, 4=46.7%, 8=49.7%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.2%, 4=1.1%, 10=10.2%, 20=16.8%, 50=24.4%, 100=24.1%
     lat (msec): 250=20.0%, 500=3.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=29807
  read : io=100MiB, bw=5,084KiB/s, runt= 20625msec
    slat (msec): min=    0, max= 2884, avg=700.06, stdev=952.78
    clat (msec): min=    0, max=  367, avg=56.74, stdev=62.89
    bw (KiB/s) : min=  101, max=23627, per=42.96%, avg=6366.66, stdev=6264.99
  write: io=45,364KiB, bw=2,618KiB/s, runt= 17739msec
    slat (msec): min=    0, max=   13, avg= 0.76, stdev= 1.64
    clat (msec): min=    3, max=  581, avg=83.41, stdev=72.61
    bw (KiB/s) : min=    0, max=10538, per=58.95%, avg=3824.24, stdev=3051.36
  cpu          : usr=8.57%, sys=0.56%, ctx=1332
  IO depths    : 1=0.4%, 2=2.5%, 4=46.2%, 8=50.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.6%, 4=0.8%, 10=11.0%, 20=18.0%, 50=25.3%, 100=21.7%
     lat (msec): 250=20.2%, 500=2.2%, 750=0.1%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=14,820KiB/s, minb=4,940KiB/s, maxb=5,084KiB/s, mint=20625msec, maxt=21225msec
  WRITE: io=110MiB, aggrb=6,487KiB/s, minb=1,637KiB/s, maxb=2,618KiB/s, mint=20625msec, maxt=21225msec

Disk stats (read/write):
  cciss!c0d0: ios=5418/2184, merge=1264/384, ticks=377276/297256, in_queue=674540, util=99.64%
5.43user 0.36system 0:21.41elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k
614400inputs+224800outputs (0major+2364minor)pagefaults 0swaps