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] [13.6% done] [  7891/ 13487 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [17.4% done] [ 12487/  6939 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [20.8% done] [  5466/ 14199 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [26.1% done] [ 19011/  2290 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [30.4% done] [ 18509/  1206 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [34.8% done] [ 11559/  7236 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [39.1% done] [  9532/  8744 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [43.5% done] [ 15936/  1012 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [47.8% done] [ 17156/     0 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [50.0% done] [ 14923/  1956 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [54.2% done] [  8940/  7638 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [56.0% done] [ 10453/  3323 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [60.0% done] [  6509/  7940 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [61.5% done] [  6977/  5099 kb/s] [eta 00m:10s]
Threads: 3: [mmV] [63.0% done] [ 10111/  1517 kb/s] [eta 00m:10s]
Threads: 3: [mmV] [66.7% done] [ 14350/  1720 kb/s] [eta 00m:09s]
Threads: 3: [VmV] [67.9% done] [ 21195/  2330 kb/s] [eta 00m:09s]
Threads: 3: [VVV] [71.4% done] [ 25023/     0 kb/s] [eta 00m:08s]
Threads: 2: [VV_] [80.8% done] [ 28509/     0 kb/s] [eta 00m:05s]
fio: (groupid=0): err= 0: pid=931
  read : io=100MiB, bw=4,771KiB/s, runt= 21976msec
    slat (msec): min=    0, max= 3781, avg=728.53, stdev=1156.39
    clat (msec): min=    0, max=  339, avg=68.93, stdev=76.15
    bw (KiB/s) : min=  122, max=16130, per=36.85%, avg=5260.00, stdev=4016.33
  write: io=35,960KiB, bw=1,984KiB/s, runt= 18556msec
    slat (msec): min=    0, max=  280, avg= 1.31, stdev=11.89
    clat (msec): min=    4, max=  338, avg=85.96, stdev=81.00
    bw (KiB/s) : min=    0, max= 7856, per=56.94%, avg=3221.29, stdev=2781.04
  cpu          : usr=8.43%, sys=0.95%, ctx=1279
  IO depths    : 1=0.6%, 2=3.1%, 4=42.3%, 8=54.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.1%, 4=0.3%, 10=5.3%, 20=20.0%, 50=32.2%, 100=17.8%
     lat (msec): 250=19.0%, 500=5.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=932
  read : io=100MiB, bw=4,758KiB/s, runt= 22035msec
    slat (msec): min=    0, max= 3165, avg=713.75, stdev=1086.85
    clat (msec): min=    0, max=  547, avg=68.86, stdev=78.04
    bw (KiB/s) : min=   54, max=14136, per=35.69%, avg=5095.62, stdev=3809.88
  write: io=32,620KiB, bw=1,754KiB/s, runt= 19040msec
    slat (msec): min=    0, max=  452, avg= 2.28, stdev=26.95
    clat (msec): min=    8, max=  346, avg=92.94, stdev=88.19
    bw (KiB/s) : min=    0, max= 7074, per=45.17%, avg=2555.19, stdev=2306.48
  cpu          : usr=7.93%, sys=0.78%, ctx=1127
  IO depths    : 1=0.9%, 2=4.0%, 4=46.8%, 8=48.4%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.1%, 4=0.8%, 10=6.4%, 20=20.8%, 50=28.3%, 100=16.7%
     lat (msec): 250=20.9%, 500=5.5%, 750=0.3%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=933
  read : io=100MiB, bw=5,125KiB/s, runt= 20459msec
    slat (msec): min=    0, max= 3574, avg=678.43, stdev=1022.30
    clat (msec): min=    0, max=  325, avg=64.71, stdev=76.38
    bw (KiB/s) : min=   21, max=17136, per=41.33%, avg=5899.70, stdev=4231.05
  write: io=36,608KiB, bw=2,217KiB/s, runt= 16903msec
    slat (msec): min=    0, max=   34, avg= 0.95, stdev= 2.09
    clat (msec): min=    3, max=  410, avg=87.43, stdev=80.94
    bw (KiB/s) : min=    0, max= 8171, per=58.80%, avg=3326.56, stdev=2731.75
  cpu          : usr=9.23%, sys=0.86%, ctx=1211
  IO depths    : 1=0.5%, 2=2.8%, 4=44.3%, 8=52.4%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.1%, 4=0.4%, 10=6.7%, 20=21.8%, 50=31.4%, 100=16.7%
     lat (msec): 250=16.6%, 500=6.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=14,276KiB/s, minb=4,758KiB/s, maxb=5,125KiB/s, mint=20459msec, maxt=22035msec
  WRITE: io=103MiB, aggrb=5,657KiB/s, minb=1,754KiB/s, maxb=2,217KiB/s, mint=20459msec, maxt=22035msec

Disk stats (read/write):
  cciss!c0d0: ios=5388/1990, merge=1369/320, ticks=383900/186988, in_queue=570880, util=98.74%
5.59user 0.60system 0:22.62elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k
614400inputs+210440outputs (0major+2368minor)pagefaults 0swaps