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: [mmm] [30.0% done] [ 16863/ 27931 kb/s] [eta 00m:07s]
Threads: 3: [Fmm] [36.4% done] [ 14032/ 12434 kb/s] [eta 00m:07s]
Threads: 3: [Fmm] [35.7% done] [  3815/ 19536 kb/s] [eta 00m:09s]
Threads: 3: [Fmm] [46.2% done] [  4754/ 11555 kb/s] [eta 00m:07s]
fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed.
fio: pid=426, got signal=6
Threads: 2: [F_m] [63.6% done] [   805/ 34781 kb/s] [eta 00m:04s]
Threads: 2: [F_m] [61.5% done] [  1121/     0 kb/s] [eta 00m:05s]
Threads: 2: [F_F] [100.0% done] [   911/  7504 kb/s] [eta 00m:00s]
Threads: 2: [F_F] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [F_F] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [F_F] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [F_F] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [F_F] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [75.0% done] [ 37684/     0 kb/s] [eta 00m:05s]
Threads: 2: [V_V] [100.0% done] [ 57905/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 62155/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=425
  read : io=100MiB, bw=6,049KiB/s, runt= 17334msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  222, avg=21.07, stdev=37.04
    bw (KiB/s) : min=    8, max=53402, per=110.05%, avg=15489.83, stdev=17761.38
  write: io=92,600KiB, bw=6,563KiB/s, runt= 14447msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  126, avg= 1.27, stdev= 6.20
    bw (KiB/s) : min=    0, max=61513, per=147.30%, avg=24829.50, stdev=26822.59
  cpu          : usr=11.51%, sys=5.01%, ctx=7845
  IO depths    : 1=11.4%, 2=49.2%, 4=26.6%, 8=12.8%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=42.3%, 4=20.2%, 10=22.1%, 20=4.2%, 50=1.2%, 100=6.3%
     lat (msec): 250=3.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=426
  cpu          : usr=0.00%, sys=0.00%, ctx=0
  IO depths    : 1=0.2%, 2=76.3%, 4=4.5%, 8=18.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=67.2%, 4=10.1%, 10=1.2%, 20=0.1%, 50=0.5%, 100=8.9%
     lat (msec): 250=10.8%, 500=1.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=427
  read : io=100MiB, bw=6,085KiB/s, runt= 17230msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  351, avg=45.71, stdev=73.85
    bw (KiB/s) : min=   21, max=41107, per=63.39%, avg=8922.82, stdev=12402.86
  write: io=76,284KiB, bw=5,406KiB/s, runt= 14447msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  143, avg= 2.06, stdev= 9.60
    bw (KiB/s) : min=    0, max=25229, per=67.94%, avg=11452.00, stdev=11492.34
  cpu          : usr=9.38%, sys=4.69%, ctx=6623
  IO depths    : 1=1.2%, 2=53.0%, 4=26.7%, 8=19.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=38.2%, 4=15.2%, 10=22.0%, 20=5.7%, 50=1.8%, 100=5.0%
     lat (msec): 250=9.8%, 500=2.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=233MiB, aggrb=14,075KiB/s, minb=0KiB/s, maxb=6,085KiB/s, mint=17230msec, maxt=17334msec
  WRITE: io=232MiB, aggrb=16,856KiB/s, minb=0KiB/s, maxb=6,563KiB/s, mint=17230msec, maxt=17334msec

Disk stats (read/write):
  cciss!c0d0: ios=4724/3735, merge=1075/55554, ticks=41636/1496468, in_queue=1539136, util=92.05%
4.84user 2.12system 0:18.82elapsed 37%CPU (0avgtext+0avgdata 0maxresident)k
571704inputs+475656outputs (0major+2455minor)pagefaults 0swaps