fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mFF] [50.0% done] [  1541/ 39829 kb/s] [eta 00m:03s]
Threads: 3: [mFF] [57.1% done] [  1219/ 15477 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [     0/ 17307 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [FFE] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [VV_] [78.6% done] [ 49794/     0 kb/s] [eta 00m:03s]
Threads: 2: [VV_] [100.0% done] [ 61578/     0 kb/s] [eta 00m:00s]
Threads: 1: [_V_] [100.0% done] [ 65255/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=6726
  read : io=100MiB, bw=8,039KiB/s, runt= 13043msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  318, avg=21.91, stdev=50.10
    bw (KiB/s) : min=    0, max=43472, per=94.20%, avg=14897.54, stdev=16275.78
  write: io=89,920KiB, bw=9,042KiB/s, runt= 10183msec
    slat (msec): min=    0, max=    1, avg= 0.00, stdev= 0.03
    clat (msec): min=    0, max=  279, avg= 2.67, stdev=17.71
    bw (KiB/s) : min=    0, max=50500, per=75.64%, avg=21658.40, stdev=18436.97
  cpu          : usr=14.17%, sys=6.10%, ctx=8803
  IO depths    : 1=31.3%, 2=31.4%, 4=26.9%, 8=10.4%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=49.7%, 4=17.3%, 10=20.6%, 20=3.5%, 50=1.3%, 100=1.9%
     lat (msec): 250=4.9%, 500=0.6%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=6727
  read : io=100MiB, bw=7,907KiB/s, runt= 13260msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  328, avg=16.74, stdev=38.71
    bw (KiB/s) : min=   26, max=42531, per=116.59%, avg=18438.00, stdev=15553.11
  write: io=92,432KiB, bw=9,294KiB/s, runt= 10183msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  151, avg= 1.45, stdev= 8.17
    bw (KiB/s) : min=    0, max=102424, per=153.59%, avg=43979.33, stdev=52721.94
  cpu          : usr=10.35%, sys=6.09%, ctx=5393
  IO depths    : 1=1.9%, 2=58.9%, 4=29.4%, 8=9.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=51.3%, 4=13.9%, 10=25.6%, 20=2.2%, 50=0.9%, 100=2.2%
     lat (msec): 250=3.6%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=6728
  read : io=0KiB, bw=0KiB/s, runt= 10051msec
  write: io=100MiB, bw=10,499KiB/s, runt=  9987msec
    slat (msec): min=    0, max=    1, avg= 0.00, stdev= 0.02
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=68526, per=146.53%, avg=41956.67, stdev=36763.17
  cpu          : usr=10.39%, sys=4.93%, ctx=8828
  IO depths    : 1=99.9%, 2=0.1%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.8%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=200MiB, aggrb=15,815KiB/s, minb=0KiB/s, maxb=8,039KiB/s, mint=10051msec, maxt=13260msec
  WRITE: io=278MiB, aggrb=28,634KiB/s, minb=9,042KiB/s, maxb=10,499KiB/s, mint=10051msec, maxt=13260msec

Disk stats (read/write):
  cciss!c0d0: ios=3748/3407, merge=1073/67759, ticks=27112/1282528, in_queue=1309640, util=94.84%
4.30user 2.28system 0:13.61elapsed 48%CPU (0avgtext+0avgdata 0maxresident)k
472408inputs+569544outputs (0major+2430minor)pagefaults 0swaps