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: [mFm] [25.0% done] [  4815/     0 kb/s] [eta 00m:09s]
Threads: 3: [mFm] [33.3% done] [  2653/ 29712 kb/s] [eta 00m:08s]
Threads: 3: [mFm] [45.5% done] [  2320/ 28017 kb/s] [eta 00m:06s]
Threads: 3: [mFm] [54.5% done] [  2978/ 12763 kb/s] [eta 00m:05s]
Threads: 2: [F_m] [53.8% done] [  1239/ 11016 kb/s] [eta 00m:06s]
Threads: 2: [F_m] [53.3% done] [  1098/     0 kb/s] [eta 00m:07s]
Threads: 2: [F_F] [100.0% done] [   394/ 21589 kb/s] [eta 00m:00s]
Threads: 2: [F_F] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [F_F] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [75.0% done] [ 33848/     0 kb/s] [eta 00m:04s]
Threads: 2: [V_V] [92.9% done] [ 67774/     0 kb/s] [eta 00m:01s]
Threads: 1: [__V] [100.0% done] [ 64563/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=16105
  read : io=100MiB, bw=7,564KiB/s, runt= 13861msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  391, avg=30.07, stdev=70.11
    bw (KiB/s) : min=   45, max=50206, per=75.56%, avg=11079.88, stdev=17236.15
  write: io=88,596KiB, bw=7,858KiB/s, runt= 11544msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  245, avg= 3.35, stdev=19.82
    bw (KiB/s) : min=    0, max=16243, per=43.48%, avg=10511.80, stdev=6823.13
  cpu          : usr=13.22%, sys=5.34%, ctx=5695
  IO depths    : 1=9.8%, 2=52.8%, 4=25.4%, 8=12.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=52.1%, 4=16.7%, 10=18.3%, 20=2.7%, 50=1.1%, 100=1.9%
     lat (msec): 250=5.1%, 500=2.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=16106
  read : io=0KiB, bw=0KiB/s, runt=  6949msec
  write: io=100MiB, bw=15,240KiB/s, runt=  6880msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=    2, avg= 0.30, stdev= 0.56
    bw (KiB/s) : min=    0, max=104275, per=284.24%, avg=68716.67, stdev=59522.48
  cpu          : usr=14.62%, sys=5.41%, ctx=3079
  IO depths    : 1=0.2%, 2=98.3%, 4=1.5%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=94.5%, 4=5.0%, 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%
fio: (groupid=0): err= 0: pid=16107
  read : io=100MiB, bw=7,331KiB/s, runt= 14302msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  454, avg=40.00, stdev=90.52
    bw (KiB/s) : min=   22, max=34693, per=49.41%, avg=7244.95, stdev=10860.67
  write: io=81,552KiB, bw=7,233KiB/s, runt= 11544msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  303, avg= 3.89, stdev=24.78
    bw (KiB/s) : min=    0, max=13673, per=34.10%, avg=8243.00, stdev=5676.62
  cpu          : usr=12.25%, sys=5.03%, ctx=5205
  IO depths    : 1=2.9%, 2=58.9%, 4=24.6%, 8=13.6%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=48.2%, 4=20.5%, 10=18.5%, 20=1.7%, 50=0.9%, 100=1.9%
     lat (msec): 250=3.9%, 500=4.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=200MiB, aggrb=14,663KiB/s, minb=0KiB/s, maxb=7,564KiB/s, mint=6949msec, maxt=14302msec
  WRITE: io=266MiB, aggrb=24,176KiB/s, minb=7,233KiB/s, maxb=15,240KiB/s, mint=6949msec, maxt=14302msec

Disk stats (read/write):
  cciss!c0d0: ios=1637/3573, merge=3422/64554, ticks=140780/1464384, in_queue=1605348, util=98.05%
4.64user 1.91system 0:14.56elapsed 45%CPU (0avgtext+0avgdata 0maxresident)k
479424inputs+545128outputs (0major+2424minor)pagefaults 0swaps