fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [12.0% done] [ 17119/  5347 kb/s] [eta 00m:22s]
Threads: 3: [mmm] [17.4% done] [ 15855/  6221 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [21.7% done] [  3941/ 17034 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [27.3% done] [ 17575/  3733 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [30.4% done] [ 14356/  6790 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [34.8% done] [  5718/ 12849 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [39.1% done] [  9496/  9033 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [43.5% done] [ 13988/  4893 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [45.8% done] [ 12885/  5233 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [50.0% done] [  8643/  6525 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [54.2% done] [ 13768/  2290 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [56.0% done] [ 10201/  5100 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [60.0% done] [  9217/  4352 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [61.5% done] [  7757/  4315 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [65.4% done] [  5678/  4730 kb/s] [eta 00m:09s]
Threads: 3: [VVV] [69.2% done] [ 17986/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [76.0% done] [ 31490/     0 kb/s] [eta 00m:06s]
Threads: 2: [V_V] [83.3% done] [ 31512/     0 kb/s] [eta 00m:04s]
Threads: 1: [__V] [95.5% done] [ 33858/     0 kb/s] [eta 00m:01s]
fio: (groupid=0): err= 0: pid=32720
  read : io=100MiB, bw=5,041KiB/s, runt= 20800msec
    slat (msec): min=    0, max= 3639, avg=777.30, stdev=1263.52
    clat (msec): min=    0, max=  375, avg=64.07, stdev=64.85
    bw (KiB/s) : min=   28, max=22461, per=40.53%, avg=6024.16, stdev=4833.70
  write: io=37,136KiB, bw=2,216KiB/s, runt= 17154msec
    slat (msec): min=    0, max=   10, avg= 0.68, stdev= 1.43
    clat (msec): min=    4, max=  304, avg=88.68, stdev=71.72
    bw (KiB/s) : min=    0, max= 8948, per=63.98%, avg=4090.79, stdev=3385.30
  cpu          : usr=8.25%, sys=0.40%, ctx=1098
  IO depths    : 1=0.1%, 2=1.1%, 4=46.8%, 8=52.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.4%, 4=0.4%, 10=6.2%, 20=13.2%, 50=30.2%, 100=26.8%
     lat (msec): 250=19.9%, 500=2.7%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=32721
  read : io=100MiB, bw=5,252KiB/s, runt= 19963msec
    slat (msec): min=    0, max= 3364, avg=699.84, stdev=1117.85
    clat (msec): min=    0, max=  408, avg=61.55, stdev=66.95
    bw (KiB/s) : min=   41, max=18076, per=42.00%, avg=6241.77, stdev=4457.01
  write: io=30,936KiB, bw=1,936KiB/s, runt= 16355msec
    slat (msec): min=    0, max=   12, avg= 0.86, stdev= 1.69
    clat (msec): min=    9, max=  262, avg=81.83, stdev=50.16
    bw (KiB/s) : min=    0, max= 7176, per=52.15%, avg=3334.46, stdev=2604.30
  cpu          : usr=8.70%, sys=0.56%, ctx=1133
  IO depths    : 1=0.1%, 2=1.0%, 4=42.0%, 8=56.8%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.1%, 4=0.3%, 10=5.5%, 20=18.8%, 50=27.4%, 100=27.2%
     lat (msec): 250=17.8%, 500=2.8%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=32722
  read : io=100MiB, bw=4,954KiB/s, runt= 21165msec
    slat (msec): min=    0, max= 3563, avg=915.13, stdev=1268.84
    clat (msec): min=    0, max=  419, avg=60.97, stdev=75.77
    bw (KiB/s) : min=   49, max=17795, per=36.45%, avg=5417.91, stdev=4272.88
  write: io=41,904KiB, bw=2,436KiB/s, runt= 17611msec
    slat (msec): min=    0, max=    8, avg= 0.65, stdev= 1.20
    clat (msec): min=   10, max=  313, avg=80.94, stdev=49.91
    bw (KiB/s) : min=    0, max= 9626, per=57.75%, avg=3692.78, stdev=2604.63
  cpu          : usr=8.67%, sys=0.68%, ctx=1224
  IO depths    : 1=0.1%, 2=1.5%, 4=42.8%, 8=55.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.3%, 4=0.2%, 10=10.6%, 20=17.1%, 50=25.3%, 100=24.3%
     lat (msec): 250=18.6%, 500=3.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=14,862KiB/s, minb=4,954KiB/s, maxb=5,252KiB/s, mint=19963msec, maxt=21165msec
  WRITE: io=107MiB, aggrb=6,394KiB/s, minb=1,936KiB/s, maxb=2,436KiB/s, mint=19963msec, maxt=21165msec

Disk stats (read/write):
  cciss!c0d0: ios=5535/1991, merge=1282/383, ticks=367036/191528, in_queue=558564, util=99.49%
5.34user 0.36system 0:21.38elapsed 26%CPU (0avgtext+0avgdata 0maxresident)k
614400inputs+219992outputs (0major+2366minor)pagefaults 0swaps