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] [15.8% done] [ 26969/  4100 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [21.1% done] [ 13031/ 13218 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [26.3% done] [ 13698/  8695 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [31.6% done] [ 16640/ 10378 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [35.0% done] [ 13864/  9301 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [36.4% done] [  8041/  8736 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [39.1% done] [ 13494/  3653 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [41.7% done] [ 13137/  2608 kb/s] [eta 00m:14s]
Threads: 3: [mmF] [44.0% done] [  5290/  4075 kb/s] [eta 00m:14s]
Threads: 3: [mmF] [46.2% done] [  7021/   166 kb/s] [eta 00m:14s]
Threads: 2: [mm_] [54.2% done] [ 49204/  4412 kb/s] [eta 00m:11s]
Threads: 2: [mm_] [58.3% done] [ 15985/     0 kb/s] [eta 00m:10s]
Threads: 2: [mm_] [60.0% done] [  4673/  3453 kb/s] [eta 00m:10s]
Threads: 2: [mm_] [61.5% done] [  4323/  3112 kb/s] [eta 00m:10s]
Threads: 2: [mF_] [60.7% done] [   881/   471 kb/s] [eta 00m:11s]
Threads: 2: [mV_] [64.3% done] [ 31609/   751 kb/s] [eta 00m:10s]
Threads: 1: [F__] [100.0% done] [ 18753/  2616 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=3742
  read : io=100MiB, bw=5,440KiB/s, runt= 19273msec
    clat (msec): min=    0, max=  332, avg= 8.37, stdev=29.42
    bw (KiB/s) : min=    7, max=13563, per=28.72%, avg=4686.77, stdev=3816.45
  write: io=17,560KiB, bw=942KiB/s, runt= 19087msec
    clat (msec): min=    0, max=  299, avg=10.77, stdev=34.32
    bw (KiB/s) : min=    0, max= 3865, per=28.88%, avg=1470.73, stdev=1678.08
  cpu          : usr=9.19%, sys=0.66%, ctx=3766
  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=79.3%, 4=1.5%, 10=3.3%, 20=5.9%, 50=4.6%, 100=2.7%
     lat (msec): 250=2.2%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=3743
  read : io=100MiB, bw=5,765KiB/s, runt= 18188msec
    clat (msec): min=    0, max=  292, avg= 5.33, stdev=23.77
    bw (KiB/s) : min=    7, max=19817, per=27.27%, avg=4450.75, stdev=4604.78
  write: io=43,696KiB, bw=2,523KiB/s, runt= 17729msec
    clat (msec): min=    0, max=  424, avg= 8.30, stdev=29.74
    bw (KiB/s) : min=    0, max=15548, per=85.53%, avg=4356.11, stdev=4831.26
  cpu          : usr=11.00%, sys=1.50%, ctx=3778
  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=84.2%, 4=0.7%, 10=2.6%, 20=4.6%, 50=4.0%, 100=2.1%
     lat (msec): 250=1.2%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=3744
  read : io=100MiB, bw=8,185KiB/s, runt= 12810msec
    clat (msec): min=    0, max=  224, avg= 3.19, stdev=14.78
    bw (KiB/s) : min=   19, max=19136, per=42.53%, avg=6941.37, stdev=6315.07
  write: io=33,684KiB, bw=2,768KiB/s, runt= 12457msec
    clat (msec): min=    0, max=  190, avg= 5.72, stdev=21.53
    bw (KiB/s) : min=    0, max=10215, per=94.39%, avg=4807.50, stdev=4441.27
  cpu          : usr=15.30%, sys=1.47%, ctx=2993
  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=88.5%, 4=0.4%, 10=2.0%, 20=3.4%, 50=3.5%, 100=1.2%
     lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=16,321KiB/s, minb=5,440KiB/s, maxb=8,185KiB/s, mint=12810msec, maxt=19273msec
  WRITE: io=94,940KiB, aggrb=5,093KiB/s, minb=942KiB/s, maxb=2,768KiB/s, mint=12810msec, maxt=19273msec

Disk stats (read/write):
  cciss!c0d0: ios=9484/1457, merge=0/22327, ticks=38868/713352, in_queue=752220, util=96.52%
5.73user 0.61system 0:19.49elapsed 32%CPU (0avgtext+0avgdata 0maxresident)k
75872inputs+189912outputs (0major+101523minor)pagefaults 0swaps