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] [ 20349/ 12015 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [21.1% done] [ 15232/ 11523 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [26.3% done] [  9733/ 11869 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [30.0% done] [ 21338/  2997 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [36.8% done] [ 17099/  9176 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [42.1% done] [ 12080/ 11372 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [47.4% done] [ 26386/     0 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [52.6% done] [ 22725/     0 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [55.0% done] [ 12894/  3941 kb/s] [eta 00m:09s]
Threads: 3: [mmF] [54.5% done] [  7130/   695 kb/s] [eta 00m:10s]
Threads: 3: [mmF] [56.5% done] [  1305/  1008 kb/s] [eta 00m:10s]
Threads: 2: [mm_] [58.3% done] [ 31002/  2692 kb/s] [eta 00m:10s]
Threads: 2: [mm_] [60.0% done] [  8566/     0 kb/s] [eta 00m:10s]
Threads: 2: [mF_] [59.3% done] [  2255/     0 kb/s] [eta 00m:11s]
Threads: 1: [m__] [63.0% done] [ 21907/     0 kb/s] [eta 00m:10s]
Threads: 1: [F__] [100.0% done] [  3111/  3489 kb/s] [eta 00m:00s]
Threads: 1: [F__] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=567
  read : io=100MiB, bw=5,297KiB/s, runt= 19793msec
    clat (msec): min=    0, max=  902, avg= 7.29, stdev=38.91
    bw (KiB/s) : min=   11, max=11837, per=26.53%, avg=4216.20, stdev=3675.54
  write: io=36,908KiB, bw=1,949KiB/s, runt= 19386msec
    clat (msec): min=    0, max=  172, avg= 8.22, stdev=21.15
    bw (KiB/s) : min=    0, max=11245, per=95.97%, avg=3960.71, stdev=4145.45
  cpu          : usr=9.98%, sys=1.84%, ctx=4127
  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=80.3%, 4=0.9%, 10=2.9%, 20=6.5%, 50=5.3%, 100=2.5%
     lat (msec): 250=1.3%, 500=0.0%, 750=0.1%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=568
  read : io=100MiB, bw=6,442KiB/s, runt= 16276msec
    clat (msec): min=    0, max=  250, avg= 6.77, stdev=20.57
    bw (KiB/s) : min=   16, max=10530, per=37.27%, avg=5923.14, stdev=3727.33
  write: io=15,192KiB, bw=967KiB/s, runt= 16079msec
    clat (msec): min=    0, max=  334, avg=11.84, stdev=38.76
    bw (KiB/s) : min=    0, max= 8714, per=63.05%, avg=2601.88, stdev=3150.84
  cpu          : usr=10.96%, sys=1.99%, ctx=4184
  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=78.0%, 4=1.6%, 10=3.6%, 20=6.3%, 50=5.8%, 100=3.1%
     lat (msec): 250=1.3%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=569
  read : io=100MiB, bw=7,888KiB/s, runt= 13293msec
    clat (msec): min=    0, max=  209, avg= 4.15, stdev=15.52
    bw (KiB/s) : min=   10, max=16282, per=40.61%, avg=6453.45, stdev=4861.88
  write: io=26,036KiB, bw=2,048KiB/s, runt= 13012msec
    clat (msec): min=    0, max=  154, avg= 6.29, stdev=19.53
    bw (KiB/s) : min=    0, max=10971, per=96.85%, avg=3996.82, stdev=4223.97
  cpu          : usr=14.08%, sys=2.44%, ctx=3201
  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=84.8%, 4=1.0%, 10=2.4%, 20=4.5%, 50=4.3%, 100=2.0%
     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=15,893KiB/s, minb=5,297KiB/s, maxb=7,888KiB/s, mint=13293msec, maxt=19793msec
  WRITE: io=78,136KiB, aggrb=4,127KiB/s, minb=967KiB/s, maxb=2,048KiB/s, mint=13293msec, maxt=19793msec

Disk stats (read/write):
  cciss!c0d0: ios=10473/1123, merge=0/18461, ticks=38348/386588, in_queue=424936, util=92.97%
5.63user 1.04system 0:20.27elapsed 32%CPU (0avgtext+0avgdata 0maxresident)k
83784inputs+156304outputs (0major+97323minor)pagefaults 0swaps