fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mFm] [50.0% done] [  9786/ 39540 kb/s] [eta 00m:03s]
Threads: 3: [mFF] [57.1% done] [  1651/ 28013 kb/s] [eta 00m:03s]
Threads: 3: [mFF] [71.4% done] [  1301/ 11108 kb/s] [eta 00m:02s]
Threads: 3: [mFF] [66.7% done] [   759/  1280 kb/s] [eta 00m:03s]
fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed.
fio: pid=22567, got signal=6
Threads: 2: [_FF] [100.0% done] [  1149/     0 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [72.2% done] [ 17531/     0 kb/s] [eta 00m:05s]
Threads: 2: [_VV] [93.3% done] [ 71665/     0 kb/s] [eta 00m:01s]
Threads: 2: [_VV] [100.0% done] [ 68346/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=22567
  cpu          : usr=0.00%, sys=0.00%, ctx=0
  IO depths    : 1=59.4%, 2=18.4%, 4=4.2%, 8=18.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=69.8%, 4=6.4%, 10=1.3%, 20=0.6%, 50=2.9%, 100=9.0%
     lat (msec): 250=8.2%, 500=1.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=22568
  read : io=100MiB, bw=6,684KiB/s, runt= 15686msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  203, avg=14.73, stdev=31.83
    bw (KiB/s) : min=    2, max=37562, per=136.09%, avg=20204.11, stdev=16044.56
  write: io=93,548KiB, bw=7,507KiB/s, runt= 12760msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=   91, avg= 0.61, stdev= 3.63
    bw (KiB/s) : min=    0, max=61031, per=165.63%, avg=35664.00, stdev=32541.09
  cpu          : usr=13.11%, sys=4.64%, ctx=10612
  IO depths    : 1=34.7%, 2=38.4%, 4=19.4%, 8=7.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=59.9%, 4=14.9%, 10=16.6%, 20=1.7%, 50=0.2%, 100=3.6%
     lat (msec): 250=3.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=22569
  read : io=100MiB, bw=6,707KiB/s, runt= 15632msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  267, avg=18.24, stdev=34.83
    bw (KiB/s) : min=    0, max=42561, per=113.68%, avg=16876.73, stdev=17072.39
  write: io=95,092KiB, bw=7,631KiB/s, runt= 12759msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  212, avg= 1.36, stdev= 9.12
    bw (KiB/s) : min=    0, max=61046, per=121.49%, avg=26159.25, stdev=25970.11
  cpu          : usr=12.51%, sys=4.99%, ctx=8799
  IO depths    : 1=27.7%, 2=36.1%, 4=25.0%, 8=11.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=46.5%, 4=20.3%, 10=20.1%, 20=3.2%, 50=1.2%, 100=5.2%
     lat (msec): 250=3.3%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=222MiB, aggrb=14,846KiB/s, minb=0KiB/s, maxb=6,707KiB/s, mint=15632msec, maxt=15686msec
  WRITE: io=262MiB, aggrb=21,532KiB/s, minb=0KiB/s, maxb=7,631KiB/s, mint=15632msec, maxt=15686msec

Disk stats (read/write):
  cciss!c0d0: ios=4129/3584, merge=817/63380, ticks=28912/1436696, in_queue=1465600, util=96.21%
5.33user 2.01system 0:15.99elapsed 45%CPU (0avgtext+0avgdata 0maxresident)k
506272inputs+536648outputs (0major+2454minor)pagefaults 0swaps