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] [17.6% done] [  7026/ 22185 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [23.5% done] [  8332/ 16936 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [29.4% done] [ 14954/ 11230 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [33.3% done] [ 16488/  5997 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [36.8% done] [ 12644/  7183 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [42.1% done] [ 17701/   412 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [45.0% done] [ 10148/  8952 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [50.0% done] [ 13212/  5649 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [52.4% done] [ 11836/  3224 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [57.1% done] [  8248/  5008 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [59.1% done] [  9080/  4540 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [60.9% done] [  5997/  6226 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [62.5% done] [  7723/  2322 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [66.7% done] [  9429/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVm] [68.0% done] [ 16868/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [72.0% done] [ 21228/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [76.0% done] [ 18666/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [80.0% done] [ 20347/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [84.0% done] [ 18850/     0 kb/s] [eta 00m:04s]
Threads: 1: [__V] [91.7% done] [ 20339/     0 kb/s] [eta 00m:02s]
fio: (groupid=0): err= 0: pid=6711
  read : io=100MiB, bw=4,729KiB/s, runt= 22170msec
    slat (msec): min=    0, max= 6208, avg=1077.25, stdev=1795.93
    clat (msec): min=    0, max=  336, avg=72.04, stdev=62.18
    bw (KiB/s) : min=   90, max=12462, per=34.80%, avg=4827.09, stdev=3008.98
  write: io=41,448KiB, bw=2,652KiB/s, runt= 16003msec
    slat (msec): min=    0, max=   16, avg= 1.81, stdev= 2.88
    clat (msec): min=    8, max=  309, avg=80.04, stdev=44.18
    bw (KiB/s) : min=    0, max=10818, per=51.59%, avg=3864.25, stdev=3702.29
  cpu          : usr=8.17%, sys=0.87%, ctx=831
  IO depths    : 1=0.6%, 2=4.8%, 4=57.8%, 8=36.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.2%, 4=0.3%, 10=2.3%, 20=9.2%, 50=30.0%, 100=35.7%
     lat (msec): 250=19.5%, 500=2.7%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=6712
  read : io=100MiB, bw=4,805KiB/s, runt= 21820msec
    slat (msec): min=    0, max= 6842, avg=1276.92, stdev=2056.68
    clat (msec): min=    0, max=  324, avg=69.43, stdev=63.95
    bw (KiB/s) : min=   10, max=11137, per=42.19%, avg=5851.87, stdev=2968.90
  write: io=36,556KiB, bw=2,503KiB/s, runt= 14954msec
    slat (msec): min=    0, max=   19, avg= 1.93, stdev= 3.12
    clat (msec): min=    6, max=  215, avg=75.15, stdev=39.78
    bw (KiB/s) : min=    0, max= 9707, per=62.38%, avg=4672.46, stdev=3705.42
  cpu          : usr=8.03%, sys=0.75%, ctx=778
  IO depths    : 1=0.6%, 2=4.8%, 4=58.3%, 8=36.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.3%, 4=0.5%, 10=2.5%, 20=10.3%, 50=29.9%, 100=37.3%
     lat (msec): 250=15.9%, 500=3.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=6713
  read : io=100MiB, bw=4,623KiB/s, runt= 22680msec
    slat (msec): min=    0, max= 6167, avg=1496.16, stdev=2185.49
    clat (msec): min=    0, max=  314, avg=66.50, stdev=64.82
    bw (KiB/s) : min=   19, max=19187, per=38.58%, avg=5351.13, stdev=3807.63
  write: io=42,816KiB, bw=2,654KiB/s, runt= 16516msec
    slat (msec): min=    0, max=   16, avg= 1.49, stdev= 2.50
    clat (msec): min=    7, max=  261, avg=80.39, stdev=42.37
    bw (KiB/s) : min=    0, max= 8909, per=54.43%, avg=4077.11, stdev=3206.35
  cpu          : usr=8.04%, sys=0.85%, ctx=884
  IO depths    : 1=0.8%, 2=4.9%, 4=55.2%, 8=39.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.3%, 4=0.5%, 10=3.1%, 20=11.5%, 50=31.2%, 100=31.0%
     lat (msec): 250=19.2%, 500=2.9%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=13,870KiB/s, minb=4,623KiB/s, maxb=4,805KiB/s, mint=21820msec, maxt=22680msec
  WRITE: io=118MiB, aggrb=7,490KiB/s, minb=2,503KiB/s, maxb=2,654KiB/s, mint=21820msec, maxt=22680msec

Disk stats (read/write):
  cciss!c0d0: ios=5204/2093, merge=1304/189, ticks=360348/197152, in_queue=557496, util=98.66%
5.44user 0.59system 0:23.14elapsed 26%CPU (0avgtext+0avgdata 0maxresident)k
614400inputs+241672outputs (0major+2366minor)pagefaults 0swaps