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: [FmF] [50.0% done] [  3138/ 55323 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [     0/ 29967 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [68.2% done] [  3926/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 14784/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [77.3% done] [ 26750/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [81.8% done] [ 32070/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [86.4% done] [ 26257/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [95.5% done] [ 30613/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 31951/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 32614/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 25312/     0 kb/s] [eta 00m:00s]
Threads: 1: [__V] [100.0% done] [ 31405/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=6750
  read : io=100MiB, bw=4,347KiB/s, runt= 24025msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  355, avg=45.57, stdev=74.68
    bw (KiB/s) : min=    6, max=16488, per=76.74%, avg=9358.00, stdev=4551.00
  write: io=93,984KiB, bw=6,225KiB/s, runt= 15460msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  154, avg= 1.08, stdev= 6.83
    bw (KiB/s) : min=    0, max=128786, per=348.13%, avg=64393.00, stdev=91065.45
  cpu          : usr=3.21%, sys=1.83%, ctx=4346
  IO depths    : 1=4.2%, 2=54.7%, 4=30.9%, 8=10.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=48.0%, 4=0.7%, 10=16.5%, 20=15.8%, 50=8.7%, 100=1.3%
     lat (msec): 250=6.8%, 500=1.9%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=6751
  read : io=100MiB, bw=4,194KiB/s, runt= 25001msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  683, avg=52.93, stdev=94.88
    bw (KiB/s) : min=    6, max=20764, per=69.19%, avg=8437.41, stdev=4978.44
  write: io=91,916KiB, bw=6,088KiB/s, runt= 15460msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  454, avg= 1.87, stdev=18.19
    bw (KiB/s) : min=    0, max=27861, per=75.31%, avg=13930.50, stdev=19700.70
  cpu          : usr=3.14%, sys=1.68%, ctx=4756
  IO depths    : 1=4.5%, 2=56.9%, 4=28.4%, 8=10.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=49.0%, 4=0.9%, 10=12.7%, 20=19.2%, 50=6.9%, 100=1.4%
     lat (msec): 250=7.3%, 500=1.8%, 750=0.6%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=6752
  read : io=100MiB, bw=4,070KiB/s, runt= 25762msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  746, avg=51.88, stdev=95.36
    bw (KiB/s) : min=   19, max=25337, per=67.36%, avg=8213.73, stdev=6785.42
  write: io=94,388KiB, bw=6,229KiB/s, runt= 15516msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  371, avg= 1.12, stdev=17.48
    bw (KiB/s) : min=    0, max=26810, per=72.47%, avg=13405.00, stdev=18957.53
  cpu          : usr=3.14%, sys=1.61%, ctx=5036
  IO depths    : 1=4.1%, 2=57.9%, 4=27.9%, 8=10.1%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=51.6%, 4=0.4%, 10=15.2%, 20=15.2%, 50=6.6%, 100=2.2%
     lat (msec): 250=6.1%, 500=2.3%, 750=0.5%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,194KiB/s, minb=4,070KiB/s, maxb=4,347KiB/s, mint=24025msec, maxt=25762msec
  WRITE: io=274MiB, aggrb=18,497KiB/s, minb=6,088KiB/s, maxb=6,229KiB/s, mint=24025msec, maxt=25762msec

Disk stats (read/write):
  sda: ios=1630/2105, merge=8584/67746, ticks=222776/1859720, in_queue=2084624, util=97.83%
2.43user 1.33system 0:26.37elapsed 14%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2475minor)pagefaults 0swaps