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: [Fmm] [60.0% done] [  3183/ 85382 kb/s] [eta 00m:02s]
fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed.
Threads: 3: [FFF] [100.0% done] [  1154/ 34897 kb/s] [eta 00m:00s]
fio: pid=13804, got signal=6
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: [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] [87.5% done] [ 55155/     0 kb/s] [eta 00m:02s]
Threads: 2: [V_V] [100.0% done] [ 65775/     0 kb/s] [eta 00m:00s]
Threads: 1: [__V] [100.0% done] [ 60732/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=13803
  read : io=100MiB, bw=6,494KiB/s, runt= 16146msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  211, avg=16.03, stdev=33.02
    bw (KiB/s) : min=    7, max=35442, per=174.32%, avg=23419.62, stdev=14482.90
  write: io=91,332KiB, bw=7,072KiB/s, runt= 13223msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=   94, avg= 0.43, stdev= 3.74
    bw (KiB/s) : min=    0, max=61423, per=185.15%, avg=39878.33, stdev=34572.95
  cpu          : usr=10.70%, sys=4.95%, ctx=10506
  IO depths    : 1=45.8%, 2=19.1%, 4=25.8%, 8=9.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=54.4%, 4=14.7%, 10=20.0%, 20=3.4%, 50=0.9%, 100=4.1%
     lat (msec): 250=2.5%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=13804
  cpu          : usr=0.00%, sys=0.00%, ctx=0
  IO depths    : 1=28.4%, 2=57.1%, 4=6.0%, 8=8.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=66.4%, 4=17.0%, 10=5.8%, 20=1.0%, 50=0.9%, 100=3.6%
     lat (msec): 250=4.2%, 500=0.7%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=13805
  read : io=100MiB, bw=6,445KiB/s, runt= 16269msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  259, avg=18.56, stdev=38.95
    bw (KiB/s) : min=    2, max=35968, per=105.18%, avg=14131.42, stdev=14728.64
  write: io=93,100KiB, bw=7,209KiB/s, runt= 13223msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  146, avg= 1.58, stdev= 9.25
    bw (KiB/s) : min=    0, max=26392, per=83.59%, avg=18003.75, stdev=12122.79
  cpu          : usr=11.21%, sys=5.04%, ctx=6513
  IO depths    : 1=1.7%, 2=61.8%, 4=26.1%, 8=10.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.1%, 4=19.0%, 10=22.4%, 20=2.7%, 50=1.3%, 100=3.1%
     lat (msec): 250=4.3%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=208MiB, aggrb=13,435KiB/s, minb=0KiB/s, maxb=6,494KiB/s, mint=16269msec, maxt=16269msec
  WRITE: io=272MiB, aggrb=21,538KiB/s, minb=0KiB/s, maxb=7,209KiB/s, mint=16269msec, maxt=16269msec

Disk stats (read/write):
  cciss!c0d0: ios=3920/3699, merge=832/65743, ticks=27788/1551944, in_queue=1579880, util=93.06%
5.15user 2.12system 0:16.58elapsed 43%CPU (0avgtext+0avgdata 0maxresident)k
487048inputs+556296outputs (0major+2459minor)pagefaults 0swaps