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] [13.0% done] [ 16998/  8053 kb/s] [eta 00m:20s]
Threads: 3: [mmm] [19.0% done] [ 19202/  7891 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [21.7% done] [ 16400/  5873 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [27.3% done] [ 21228/  1004 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [31.8% done] [ 20223/  3900 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [36.4% done] [ 13308/ 10392 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [40.9% done] [ 17474/  8737 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [45.5% done] [ 19922/     0 kb/s] [eta 00m:12s]
Threads: 3: [mmF] [45.8% done] [  5680/  5408 kb/s] [eta 00m:13s]
Threads: 3: [mmF] [48.0% done] [  7081/     0 kb/s] [eta 00m:13s]
Threads: 2: [mm_] [56.5% done] [ 35192/  7191 kb/s] [eta 00m:10s]
Threads: 2: [mm_] [60.9% done] [  7813/  1317 kb/s] [eta 00m:09s]
Threads: 2: [mm_] [62.5% done] [  3827/  4067 kb/s] [eta 00m:09s]
Threads: 2: [mF_] [61.5% done] [  4523/  2196 kb/s] [eta 00m:10s]
Threads: 2: [mF_] [63.0% done] [   520/   357 kb/s] [eta 00m:10s]
Threads: 1: [m__] [66.7% done] [ 28533/  2896 kb/s] [eta 00m:09s]
Threads: 1: [F__] [100.0% done] [   545/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=20260
  read : io=100MiB, bw=5,344KiB/s, runt= 19618msec
    clat (msec): min=    0, max=  253, avg= 7.52, stdev=26.04
    bw (KiB/s) : min=   15, max=10072, per=27.12%, avg=4348.90, stdev=3262.11
  write: io=28,140KiB, bw=1,492KiB/s, runt= 19310msec
    clat (msec): min=    0, max=  624, avg= 8.32, stdev=35.36
    bw (KiB/s) : min=    0, max=14169, per=89.67%, avg=3396.57, stdev=4179.15
  cpu          : usr=9.48%, sys=1.61%, ctx=3952
  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=81.6%, 4=1.0%, 10=2.6%, 20=4.9%, 50=4.8%, 100=2.9%
     lat (msec): 250=2.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=20261
  read : io=100MiB, bw=6,058KiB/s, runt= 17308msec
    clat (msec): min=    0, max=  276, avg= 6.32, stdev=22.55
    bw (KiB/s) : min=    8, max=11582, per=31.49%, avg=5049.10, stdev=3778.29
  write: io=23,304KiB, bw=1,399KiB/s, runt= 17053msec
    clat (msec): min=    0, max=  499, avg= 8.73, stdev=33.40
    bw (KiB/s) : min=    0, max= 9644, per=77.01%, avg=2917.23, stdev=3533.48
  cpu          : usr=10.75%, sys=1.57%, ctx=4078
  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=80.0%, 4=1.5%, 10=3.4%, 20=5.7%, 50=5.3%, 100=2.4%
     lat (msec): 250=1.4%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=20262
  read : io=100MiB, bw=8,552KiB/s, runt= 12260msec
    clat (msec): min=    0, max=  218, avg= 4.33, stdev=16.41
    bw (KiB/s) : min=   34, max=13849, per=47.05%, avg=7544.10, stdev=4646.54
  write: io=19,992KiB, bw=1,700KiB/s, runt= 12038msec
    clat (msec): min=    0, max=  149, avg= 5.51, stdev=16.05
    bw (KiB/s) : min=    0, max=10774, per=125.53%, avg=4755.14, stdev=4923.24
  cpu          : usr=14.45%, sys=2.51%, ctx=3243
  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=84.9%, 4=1.0%, 10=2.1%, 20=4.7%, 50=4.4%, 100=2.2%
     lat (msec): 250=0.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=16,034KiB/s, minb=5,344KiB/s, maxb=8,552KiB/s, mint=12260msec, maxt=19618msec
  WRITE: io=71,436KiB, aggrb=3,788KiB/s, minb=1,399KiB/s, maxb=1,700KiB/s, mint=12260msec, maxt=19618msec

Disk stats (read/write):
  cciss!c0d0: ios=10436/1176, merge=0/16828, ticks=38596/383216, in_queue=421800, util=95.61%
5.50user 0.90system 0:19.84elapsed 32%CPU (0avgtext+0avgdata 0maxresident)k
83488inputs+142904outputs (0major+95650minor)pagefaults 0swaps