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] [  6672/ 14116 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [19.0% done] [ 15534/  7866 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [23.8% done] [ 21647/   540 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [27.3% done] [  7324/ 12807 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [31.8% done] [ 13290/  7148 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [36.4% done] [ 11394/  9520 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [40.9% done] [ 18387/  1304 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [45.5% done] [ 18080/   687 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [47.8% done] [  7196/  9110 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [52.2% done] [ 12560/  4238 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [56.5% done] [  9485/  5450 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [58.3% done] [  8122/  5867 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [62.5% done] [ 10136/  3607 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [64.0% done] [  8236/  3933 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [65.4% done] [  1830/  8993 kb/s] [eta 00m:09s]
Threads: 3: [VVm] [66.7% done] [ 18234/  1138 kb/s] [eta 00m:09s]
Threads: 3: [VVV] [67.9% done] [ 32621/     0 kb/s] [eta 00m:09s]
Threads: 2: [V_V] [76.9% done] [ 34137/     0 kb/s] [eta 00m:06s]
Threads: 1: [__V] [95.5% done] [ 32682/     0 kb/s] [eta 00m:01s]
fio: (groupid=0): err= 0: pid=3262
  read : io=100MiB, bw=5,137KiB/s, runt= 20410msec
    slat (msec): min=    0, max= 3184, avg=709.98, stdev=1083.98
    clat (msec): min=    0, max=  534, avg=68.45, stdev=68.98
    bw (KiB/s) : min=  101, max=18989, per=38.24%, avg=5685.42, stdev=4200.86
  write: io=34,752KiB, bw=2,064KiB/s, runt= 17238msec
    slat (msec): min=    0, max=   17, avg= 0.78, stdev= 1.82
    clat (msec): min=    5, max=  341, avg=72.47, stdev=60.36
    bw (KiB/s) : min=    0, max= 9083, per=49.04%, avg=3358.93, stdev=3133.21
  cpu          : usr=8.68%, sys=0.63%, ctx=1068
  IO depths    : 1=0.2%, 2=1.3%, 4=47.4%, 8=51.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.5%, 4=0.5%, 10=7.9%, 20=14.5%, 50=24.8%, 100=29.5%
     lat (msec): 250=20.3%, 500=1.6%, 750=0.3%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=3263
  read : io=100MiB, bw=5,273KiB/s, runt= 19882msec
    slat (msec): min=    0, max= 3335, avg=748.97, stdev=1069.02
    clat (msec): min=    0, max=  295, avg=62.19, stdev=57.98
    bw (KiB/s) : min=   97, max=22749, per=40.35%, avg=5998.60, stdev=5013.44
  write: io=38,136KiB, bw=2,342KiB/s, runt= 16674msec
    slat (msec): min=    0, max=   16, avg= 0.90, stdev= 1.94
    clat (msec): min=    2, max=  298, avg=74.44, stdev=60.78
    bw (KiB/s) : min=    0, max=16819, per=49.17%, avg=3367.94, stdev=4163.01
  cpu          : usr=8.81%, sys=0.64%, ctx=1069
  IO depths    : 1=0.2%, 2=1.2%, 4=46.4%, 8=52.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.0%, 4=0.4%, 10=7.7%, 20=15.5%, 50=27.3%, 100=28.0%
     lat (msec): 250=19.9%, 500=1.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=3264
  read : io=100MiB, bw=4,955KiB/s, runt= 21159msec
    slat (msec): min=    0, max= 3777, avg=1278.86, stdev=1530.08
    clat (msec): min=    0, max=  614, avg=55.63, stdev=63.57
    bw (KiB/s) : min=   25, max=33169, per=43.90%, avg=6526.77, stdev=7014.85
  write: io=43,348KiB, bw=2,554KiB/s, runt= 17376msec
    slat (msec): min=    0, max=   12, avg= 0.72, stdev= 1.50
    clat (msec): min=    6, max=  299, avg=84.57, stdev=61.39
    bw (KiB/s) : min=    0, max= 9818, per=59.44%, avg=4071.59, stdev=2896.53
  cpu          : usr=8.32%, sys=0.68%, ctx=1198
  IO depths    : 1=0.1%, 2=1.1%, 4=42.8%, 8=56.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.2%, 4=0.8%, 10=10.8%, 20=17.1%, 50=24.8%, 100=24.6%
     lat (msec): 250=19.7%, 500=1.7%, 750=0.1%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=14,867KiB/s, minb=4,955KiB/s, maxb=5,273KiB/s, mint=19882msec, maxt=21159msec
  WRITE: io=114MiB, aggrb=6,850KiB/s, minb=2,064KiB/s, maxb=2,554KiB/s, mint=19882msec, maxt=21159msec

Disk stats (read/write):
  cciss!c0d0: ios=5388/2219, merge=1366/353, ticks=346048/318148, in_queue=664196, util=99.46%
5.33user 0.42system 0:21.37elapsed 26%CPU (0avgtext+0avgdata 0maxresident)k
614400inputs+232512outputs (0major+2364minor)pagefaults 0swaps