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] [13.0% done] [ 14407/  7707 kb/s] [eta 00m:20s]
Threads: 3: [mmm] [18.2% done] [ 11991/  9996 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [23.8% done] [ 13166/  8029 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [28.6% done] [ 12097/ 10512 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [31.8% done] [ 10142/  8769 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [36.4% done] [  9383/  9143 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [39.1% done] [ 11101/  7923 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [43.5% done] [ 15030/  4071 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [47.8% done] [ 13056/  3998 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [52.2% done] [  9652/  7378 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [56.5% done] [  7992/  6371 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [58.3% done] [ 10808/  3636 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [60.0% done] [  6951/  6377 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [64.0% done] [ 10437/   902 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [65.4% done] [  4258/  5149 kb/s] [eta 00m:09s]
Threads: 3: [mmV] [66.7% done] [ 10087/  2045 kb/s] [eta 00m:09s]
Threads: 2: [VV_] [67.9% done] [ 29334/     0 kb/s] [eta 00m:09s]
Threads: 2: [VV_] [80.0% done] [ 36506/     0 kb/s] [eta 00m:05s]
Threads: 2: [VV_] [91.3% done] [ 37299/     0 kb/s] [eta 00m:02s]
fio: (groupid=0): err= 0: pid=30359
  read : io=100MiB, bw=4,914KiB/s, runt= 21335msec
    slat (msec): min=    0, max= 3526, avg=900.75, stdev=1249.02
    clat (msec): min=    0, max=  290, avg=54.33, stdev=52.31
    bw (KiB/s) : min=    2, max=23722, per=40.73%, avg=6005.28, stdev=6218.24
  write: io=47,188KiB, bw=2,712KiB/s, runt= 17817msec
    slat (msec): min=    0, max=  166, avg= 1.96, stdev=11.48
    clat (msec): min=    3, max=  327, avg=92.58, stdev=56.52
    bw (KiB/s) : min=    0, max= 7793, per=61.30%, avg=4146.00, stdev=2878.62
  cpu          : usr=8.40%, sys=0.79%, ctx=1393
  IO depths    : 1=0.2%, 2=1.9%, 4=42.7%, 8=55.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.1%, 4=0.4%, 10=6.1%, 20=19.2%, 50=24.8%, 100=25.4%
     lat (msec): 250=22.6%, 500=1.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=30360
  read : io=100MiB, bw=4,950KiB/s, runt= 21183msec
    slat (msec): min=    0, max= 3847, avg=1332.45, stdev=1444.55
    clat (msec): min=    0, max=  297, avg=53.10, stdev=55.94
    bw (KiB/s) : min=   16, max=24018, per=43.96%, avg=6482.18, stdev=6295.71
  write: io=42,692KiB, bw=2,514KiB/s, runt= 17387msec
    slat (msec): min=    0, max=  146, avg= 1.20, stdev= 7.83
    clat (msec): min=    4, max=  291, avg=71.13, stdev=47.50
    bw (KiB/s) : min=    0, max= 9800, per=51.80%, avg=3503.63, stdev=2824.18
  cpu          : usr=8.65%, sys=0.53%, ctx=1305
  IO depths    : 1=0.3%, 2=2.1%, 4=48.7%, 8=48.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.9%, 4=2.1%, 10=15.7%, 20=12.8%, 50=21.8%, 100=25.8%
     lat (msec): 250=20.1%, 500=0.6%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=30361
  read : io=100MiB, bw=5,561KiB/s, runt= 18855msec
    slat (msec): min=    0, max= 1666, avg=327.79, stdev=552.65
    clat (msec): min=    0, max=  271, avg=57.83, stdev=49.44
    bw (KiB/s) : min=   17, max=31085, per=38.09%, avg=5616.32, stdev=5623.23
  write: io=27,824KiB, bw=1,657KiB/s, runt= 17187msec
    slat (msec): min=    0, max=   24, avg= 1.11, stdev= 3.13
    clat (msec): min=    5, max=  256, avg=77.65, stdev=51.72
    bw (KiB/s) : min=    0, max= 8262, per=43.00%, avg=2908.71, stdev=2978.25
  cpu          : usr=9.06%, sys=0.68%, ctx=1199
  IO depths    : 1=0.4%, 2=2.5%, 4=45.2%, 8=51.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.5%, 4=0.4%, 10=5.4%, 20=16.7%, 50=26.0%, 100=32.2%
     lat (msec): 250=18.3%, 500=0.4%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=14,744KiB/s, minb=4,914KiB/s, maxb=5,561KiB/s, mint=18855msec, maxt=21335msec
  WRITE: io=115MiB, aggrb=6,764KiB/s, minb=1,657KiB/s, maxb=2,712KiB/s, mint=18855msec, maxt=21335msec

Disk stats (read/write):
  cciss!c0d0: ios=5507/2256, merge=1321/452, ticks=326708/192864, in_queue=519596, util=99.47%
5.40user 0.42system 0:21.54elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k
614400inputs+235440outputs (0major+2366minor)pagefaults 0swaps