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: [FFF] [100.0% done] [   548/ 77194 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: 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: [VVV] [68.8% done] [  6115/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [85.7% done] [ 73333/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 71054/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 64686/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=5381
  read : io=100MiB, bw=6,951KiB/s, runt= 15085msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  384, avg=20.87, stdev=59.57
    bw (KiB/s) : min=    0, max=41041, per=71.62%, avg=14932.83, stdev=12782.08
  write: io=93,508KiB, bw=8,781KiB/s, runt= 10904msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=   59, avg= 0.55, stdev= 3.13
    bw (KiB/s) : min=    0, max=58400, per=108.32%, avg=28345.75, stdev=23877.01
  cpu          : usr=12.36%, sys=5.06%, ctx=9356
  IO depths    : 1=43.6%, 2=22.5%, 4=24.0%, 8=9.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=55.3%, 4=20.3%, 10=15.0%, 20=1.5%, 50=1.3%, 100=4.2%
     lat (msec): 250=1.3%, 500=1.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=5382
  read : io=100MiB, bw=7,457KiB/s, runt= 14061msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  439, avg=13.91, stdev=44.06
    bw (KiB/s) : min=    9, max=49730, per=104.08%, avg=21701.12, stdev=19573.31
  write: io=97,268KiB, bw=9,137KiB/s, runt= 10900msec
    slat (msec): min=    0, max=    1, avg= 0.00, stdev= 0.05
    clat (msec): min=    0, max=   57, avg= 0.43, stdev= 2.53
    bw (KiB/s) : min=    0, max=58433, per=110.81%, avg=28997.33, stdev=29218.97
  cpu          : usr=13.09%, sys=4.55%, ctx=8955
  IO depths    : 1=45.6%, 2=23.5%, 4=23.6%, 8=7.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=56.4%, 4=20.5%, 10=17.0%, 20=1.0%, 50=1.3%, 100=1.7%
     lat (msec): 250=1.8%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=5383
  read : io=100MiB, bw=7,009KiB/s, runt= 14956msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  447, avg=20.60, stdev=58.56
    bw (KiB/s) : min=    6, max=33488, per=76.14%, avg=15876.10, stdev=11271.35
  write: io=87,892KiB, bw=8,257KiB/s, runt= 10900msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=   59, avg= 0.47, stdev= 3.18
    bw (KiB/s) : min=    0, max=58809, per=108.04%, avg=28272.67, stdev=29469.78
  cpu          : usr=10.14%, sys=4.04%, ctx=9545
  IO depths    : 1=44.8%, 2=20.8%, 4=24.2%, 8=10.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=56.4%, 4=15.3%, 10=18.3%, 20=1.4%, 50=2.8%, 100=2.4%
     lat (msec): 250=2.1%, 500=1.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=20,851KiB/s, minb=6,951KiB/s, maxb=7,457KiB/s, mint=14061msec, maxt=15085msec
  WRITE: io=272MiB, aggrb=26,169KiB/s, minb=8,257KiB/s, maxb=9,137KiB/s, mint=14061msec, maxt=15085msec

Disk stats (read/write):
  cciss!c0d0: ios=1207/3076, merge=7507/66451, ticks=169680/1360600, in_queue=1533704, util=94.64%
5.32user 2.11system 0:15.40elapsed 48%CPU (0avgtext+0avgdata 0maxresident)k
671464inputs+557360outputs (0major+2428minor)pagefaults 0swaps