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] [ 12531/ 10902 kb/s] [eta 00m:19s]
Threads: 3: [mmm] [19.0% done] [ 15037/  8362 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [23.8% done] [ 11840/  9550 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [25.0% done] [  6822/ 13076 kb/s] [eta 00m:18s]
Threads: 3: [mmm] [30.4% done] [  8582/ 12109 kb/s] [eta 00m:16s]
Threads: 3: [mmm] [34.8% done] [ 16347/  2267 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [39.1% done] [ 12584/  6536 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [43.5% done] [ 14683/  5129 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [47.8% done] [  7293/  8955 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [50.0% done] [  2802/ 13264 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [54.2% done] [  9538/  5755 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [58.3% done] [  5371/  9199 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [60.0% done] [  7643/  4510 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [64.0% done] [  8574/  3481 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [65.4% done] [ 10425/  1598 kb/s] [eta 00m:09s]
Threads: 3: [VVV] [72.0% done] [ 24006/  2501 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [79.2% done] [ 41985/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [87.0% done] [ 39215/     0 kb/s] [eta 00m:03s]
Threads: 2: [_VV] [95.5% done] [ 31576/     0 kb/s] [eta 00m:01s]
fio: (groupid=0): err= 0: pid=26149
  read : io=100MiB, bw=5,101KiB/s, runt= 20554msec
    slat (msec): min=    0, max= 3597, avg=728.57, stdev=1076.87
    clat (msec): min=    0, max=  694, avg=62.33, stdev=70.05
    bw (KiB/s) : min=   34, max=17232, per=37.95%, avg=5608.27, stdev=4437.49
  write: io=40,184KiB, bw=2,428KiB/s, runt= 16941msec
    slat (msec): min=    0, max=    9, avg= 0.84, stdev= 1.54
    clat (msec): min=   12, max=  286, avg=78.70, stdev=49.33
    bw (KiB/s) : min=    0, max= 7061, per=42.90%, avg=3567.24, stdev=2739.38
  cpu          : usr=8.84%, sys=0.53%, ctx=1148
  IO depths    : 1=0.1%, 2=1.0%, 4=43.6%, 8=55.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.2%, 4=0.0%, 10=8.2%, 20=18.3%, 50=25.3%, 100=25.6%
     lat (msec): 250=21.4%, 500=0.8%, 750=0.2%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=26150
  read : io=100MiB, bw=4,967KiB/s, runt= 21108msec
    slat (msec): min=    0, max= 5054, avg=1854.81, stdev=1799.44
    clat (msec): min=    0, max=  343, avg=51.12, stdev=67.91
    bw (KiB/s) : min=   14, max=18260, per=45.77%, avg=6763.00, stdev=5991.49
  write: io=57,176KiB, bw=3,648KiB/s, runt= 16048msec
    slat (msec): min=    0, max=   23, avg= 0.83, stdev= 2.08
    clat (msec): min=    4, max=  314, avg=68.55, stdev=44.83
    bw (KiB/s) : min=    0, max=14408, per=59.49%, avg=4946.37, stdev=3827.40
  cpu          : usr=9.21%, sys=0.34%, ctx=1223
  IO depths    : 1=0.1%, 2=1.1%, 4=47.3%, 8=51.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.6%, 4=3.8%, 10=17.6%, 20=15.1%, 50=21.0%, 100=22.2%
     lat (msec): 250=18.5%, 500=1.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=26151
  read : io=100MiB, bw=4,925KiB/s, runt= 21287msec
    slat (msec): min=    0, max= 3975, avg=933.20, stdev=1418.31
    clat (msec): min=    0, max=  708, avg=67.66, stdev=74.58
    bw (KiB/s) : min=    5, max=16631, per=37.83%, avg=5590.42, stdev=4102.39
  write: io=43,404KiB, bw=2,563KiB/s, runt= 17335msec
    slat (msec): min=    0, max=   18, avg= 0.99, stdev= 2.11
    clat (msec): min=    4, max=  288, avg=79.31, stdev=62.71
    bw (KiB/s) : min=    0, max= 7924, per=49.99%, avg=4156.88, stdev=2938.94
  cpu          : usr=8.64%, sys=0.47%, ctx=1104
  IO depths    : 1=0.2%, 2=1.7%, 4=45.0%, 8=53.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=0.3%, 4=1.0%, 10=8.1%, 20=14.9%, 50=26.7%, 100=24.3%
     lat (msec): 250=22.1%, 500=2.0%, 750=0.3%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=14,777KiB/s, minb=4,925KiB/s, maxb=5,101KiB/s, mint=20554msec, maxt=21287msec
  WRITE: io=137MiB, aggrb=8,315KiB/s, minb=2,428KiB/s, maxb=3,648KiB/s, mint=20554msec, maxt=21287msec

Disk stats (read/write):
  cciss!c0d0: ios=5268/2578, merge=1595/575, ticks=335816/253132, in_queue=588948, util=99.58%
5.65user 0.29system 0:21.50elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k
614400inputs+281560outputs (0major+2371minor)pagefaults 0swaps