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: [Fmm] [30.0% done] [  5376/ 46522 kb/s] [eta 00m:07s]
Threads: 3: [Fmm] [33.3% done] [  6833/     0 kb/s] [eta 00m:08s]
Threads: 3: [Fmm] [50.0% done] [  2928/ 47736 kb/s] [eta 00m:05s]
Threads: 3: [FFm] [54.5% done] [  2517/  9387 kb/s] [eta 00m:05s]
Threads: 3: [FFm] [53.8% done] [  1090/     0 kb/s] [eta 00m:06s]
Threads: 3: [FFm] [61.5% done] [  1271/ 12064 kb/s] [eta 00m:05s]
Threads: 3: [FFm] [64.3% done] [  1134/     0 kb/s] [eta 00m:05s]
Threads: 3: [VFm] [62.5% done] [ 19504/     0 kb/s] [eta 00m:06s]
Threads: 3: [VFm] [68.8% done] [ 61688/  5544 kb/s] [eta 00m:05s]
Threads: 2: [_FF] [100.0% done] [ 24958/  1228 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [70.0% done] [ 27894/     0 kb/s] [eta 00m:06s]
Threads: 2: [_VV] [88.2% done] [ 60602/     0 kb/s] [eta 00m:02s]
Threads: 1: [__V] [100.0% done] [ 54093/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=28399
  read : io=100MiB, bw=9,076KiB/s, runt= 11553msec
    clat (msec): min=    0, max=   84, avg= 5.00, stdev= 7.17
    bw (KiB/s) : min=    9, max=67180, per=246.81%, avg=47337.25, stdev=31766.43
  write: io=100MiB, bw=10,788KiB/s, runt=  9719msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=   11, avg= 0.64, stdev= 1.25
    bw (KiB/s) : min=    0, max=79314, per=261.37%, avg=49411.75, stdev=34285.40
  cpu          : usr=17.24%, sys=5.75%, ctx=8114
  IO depths    : 1=30.8%, 2=37.8%, 4=25.0%, 8=6.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=52.3%, 4=20.8%, 10=20.7%, 20=4.5%, 50=1.3%, 100=0.2%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=28400
  read : io=100MiB, bw=6,499KiB/s, runt= 16132msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  391, avg=31.12, stdev=59.14
    bw (KiB/s) : min=    7, max=49645, per=59.61%, avg=11433.19, stdev=16423.03
  write: io=84,476KiB, bw=6,338KiB/s, runt= 13647msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  303, avg= 1.96, stdev=14.14
    bw (KiB/s) : min=    0, max=19140, per=56.54%, avg=10689.75, stdev=7921.38
  cpu          : usr=10.91%, sys=5.08%, ctx=6938
  IO depths    : 1=9.4%, 2=49.4%, 4=26.6%, 8=14.6%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=45.1%, 4=16.2%, 10=22.6%, 20=4.1%, 50=0.7%, 100=3.1%
     lat (msec): 250=7.6%, 500=0.5%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=28401
  read : io=100MiB, bw=6,393KiB/s, runt= 16400msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  598, avg=57.72, stdev=89.06
    bw (KiB/s) : min=   12, max=33289, per=32.30%, avg=6194.30, stdev=8691.22
  write: io=65,820KiB, bw=4,924KiB/s, runt= 13687msec
    slat (msec): min=    0, max=    1, avg= 0.00, stdev= 0.04
    clat (msec): min=    0, max=  407, avg= 3.37, stdev=24.49
    bw (KiB/s) : min=    0, max=11036, per=33.84%, avg=6397.20, stdev=4477.78
  cpu          : usr=8.07%, sys=4.59%, ctx=7441
  IO depths    : 1=10.9%, 2=39.3%, 4=28.1%, 8=21.8%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=40.2%, 4=11.7%, 10=20.5%, 20=5.2%, 50=2.4%, 100=5.3%
     lat (msec): 250=11.8%, 500=2.7%, 750=0.1%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=19,180KiB/s, minb=6,393KiB/s, maxb=9,076KiB/s, mint=11553msec, maxt=16400msec
  WRITE: io=247MiB, aggrb=18,905KiB/s, minb=4,924KiB/s, maxb=10,788KiB/s, mint=11553msec, maxt=16400msec

Disk stats (read/write):
  cciss!c0d0: ios=5947/3250, merge=1185/59876, ticks=42584/1644328, in_queue=1686920, util=98.63%
5.14user 2.33system 0:16.68elapsed 44%CPU (0avgtext+0avgdata 0maxresident)k
725872inputs+505424outputs (0major+2437minor)pagefaults 0swaps