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: [mmF] [27.3% done] [  2084/ 88212 kb/s] [eta 00m:08s]
Threads: 3: [mmF] [44.4% done] [  1344/ 24892 kb/s] [eta 00m:05s]
Threads: 3: [mmF] [45.5% done] [  1320/  1028 kb/s] [eta 00m:06s]
Threads: 3: [FFF] [100.0% done] [   464/ 72008 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] [  3640/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 29152/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 35312/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [78.3% done] [ 25704/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [82.6% done] [ 35136/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [90.9% done] [ 34396/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 32664/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 37204/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 29040/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=15149
  read : io=100MiB, bw=4,347KiB/s, runt= 24118msec
    slat (msec): min=  170, max=18809, avg=15248.34, stdev=3992.85
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    8, max=38221, per=59.22%, avg=7723.64, stdev=8571.28
  write: io=93,068KiB, bw=6,536KiB/s, runt= 14579msec
    slat (msec): min=    0, max=  354, avg= 2.77, stdev=19.66
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=67999, per=112.93%, avg=22719.67, stdev=39213.13
  cpu          : usr=5.06%, sys=1.46%, ctx=953
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=15150
  read : io=100MiB, bw=4,465KiB/s, runt= 23482msec
    slat (msec): min=   82, max=17936, avg=12843.22, stdev=3882.43
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   14, max=18325, per=57.32%, avg=7475.64, stdev=5690.70
  write: io=93,072KiB, bw=6,538KiB/s, runt= 14576msec
    slat (msec): min=    0, max=  177, avg= 2.48, stdev=11.13
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=85960, per=143.13%, avg=28795.00, stdev=49506.80
  cpu          : usr=5.06%, sys=1.64%, ctx=1005
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=15151
  read : io=100MiB, bw=4,454KiB/s, runt= 23539msec
    slat (msec): min=  231, max=22048, avg=17758.91, stdev=2984.91
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=21861, per=82.68%, avg=10784.31, stdev=6132.48
  write: io=98MiB, bw=7,086KiB/s, runt= 14492msec
    slat (msec): min=    0, max=   18, avg= 1.88, stdev= 2.12
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=115121, per=286.11%, avg=57560.50, stdev=81402.84
  cpu          : usr=5.25%, sys=1.21%, ctx=927
  IO depths    : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0%
     lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=13,043KiB/s, minb=4,347KiB/s, maxb=4,465KiB/s, mint=23482msec, maxt=24118msec
  WRITE: io=280MiB, aggrb=20,118KiB/s, minb=6,536KiB/s, maxb=7,086KiB/s, mint=23482msec, maxt=24118msec

Disk stats (read/write):
  sda: ios=3189/1919, merge=1315/69660, ticks=105460/1804460, in_queue=1909920, util=99.27%
3.70user 1.04system 0:24.54elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2421minor)pagefaults 0swaps