fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [15.0% done] [ 26498/  2096 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [19.0% done] [ 14210/  9935 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [22.7% done] [ 25579/  3449 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [26.1% done] [  4433/ 11243 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [28.0% done] [ 11308/  4335 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [32.0% done] [ 18403/  5331 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [36.0% done] [ 17485/  6078 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [40.0% done] [ 22158/  1613 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [42.3% done] [ 11246/   760 kb/s] [eta 00m:15s]
Threads: 3: [mmF] [44.4% done] [  5554/  6204 kb/s] [eta 00m:15s]
Threads: 3: [mmF] [46.4% done] [  6001/  1365 kb/s] [eta 00m:15s]
Threads: 2: [mm_] [48.3% done] [ 25453/  5924 kb/s] [eta 00m:15s]
Threads: 2: [mm_] [51.7% done] [  4668/  5627 kb/s] [eta 00m:14s]
Threads: 2: [mF_] [53.3% done] [  5189/   568 kb/s] [eta 00m:14s]
Threads: 1: [m__] [58.6% done] [ 42731/     0 kb/s] [eta 00m:12s]
Threads: 1: [m__] [62.1% done] [  6948/     0 kb/s] [eta 00m:11s]
Threads: 1: [m__] [67.9% done] [  7285/     0 kb/s] [eta 00m:09s]
fio: (groupid=0): err= 0: pid=5425
  read : io=100MiB, bw=5,360KiB/s, runt= 19560msec
    clat (msec): min=    0, max=  415, avg= 8.00, stdev=30.33
    bw (KiB/s) : min=   15, max=10949, per=30.42%, avg=4892.52, stdev=3140.92
  write: io=23,016KiB, bw=1,219KiB/s, runt= 19320msec
    clat (msec): min=    0, max=  752, avg=14.89, stdev=55.56
    bw (KiB/s) : min=    0, max= 6985, per=68.81%, avg=2950.57, stdev=3034.56
  cpu          : usr=9.30%, sys=1.23%, ctx=4474
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=78.4%, 4=0.9%, 10=3.9%, 20=5.9%, 50=5.8%, 100=2.7%
     lat (msec): 250=1.7%, 500=0.4%, 750=0.0%, 1000=0.1%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=5426
  read : io=100MiB, bw=6,223KiB/s, runt= 16850msec
    clat (msec): min=    0, max=  314, avg= 5.05, stdev=22.56
    bw (KiB/s) : min=    9, max=12991, per=32.26%, avg=5188.04, stdev=3917.22
  write: io=34,900KiB, bw=2,167KiB/s, runt= 16485msec
    clat (msec): min=    0, max=  282, avg= 8.32, stdev=29.01
    bw (KiB/s) : min=    0, max=12862, per=87.10%, avg=3734.88, stdev=4031.84
  cpu          : usr=11.77%, sys=1.35%, ctx=3316
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=84.7%, 4=1.0%, 10=2.4%, 20=4.8%, 50=3.4%, 100=1.5%
     lat (msec): 250=1.8%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=5427
  read : io=100MiB, bw=7,536KiB/s, runt= 13913msec
    clat (msec): min=    0, max=  263, avg= 4.11, stdev=18.41
    bw (KiB/s) : min=   42, max=17883, per=48.73%, avg=7836.00, stdev=5403.82
  write: io=22,988KiB, bw=1,722KiB/s, runt= 13669msec
    clat (msec): min=    0, max=  200, avg= 5.42, stdev=20.51
    bw (KiB/s) : min=    0, max=10624, per=101.88%, avg=4368.78, stdev=4369.78
  cpu          : usr=12.59%, sys=1.70%, ctx=2688
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=87.5%, 4=0.9%, 10=1.6%, 20=3.5%, 50=3.7%, 100=1.8%
     lat (msec): 250=0.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=16,082KiB/s, minb=5,360KiB/s, maxb=7,536KiB/s, mint=13913msec, maxt=19560msec
  WRITE: io=80,904KiB, aggrb=4,288KiB/s, minb=1,219KiB/s, maxb=2,167KiB/s, mint=13913msec, maxt=19560msec

Disk stats (read/write):
  cciss!c0d0: ios=9485/1341, merge=0/18934, ticks=39728/765572, in_queue=805300, util=95.67%
5.56user 0.71system 0:19.80elapsed 31%CPU (0avgtext+0avgdata 0maxresident)k
75880inputs+161840outputs (0major+98013minor)pagefaults 0swaps