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: [mFF] [60.0% done] [  4908/ 32168 kb/s] [eta 00m:02s]
Threads: 3: [FFF] [100.0% done] [     0/ 23919 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: [FFV] [70.0% done] [  4828/     0 kb/s] [eta 00m:06s]
Threads: 3: [FFV] [83.3% done] [ 20532/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [69.6% done] [ 24280/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.0% done] [ 35022/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [75.0% done] [ 31136/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [79.2% done] [ 27748/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [90.9% done] [ 34660/     0 kb/s] [eta 00m:02s]
Threads: 2: [VVE] [100.0% done] [ 34460/     0 kb/s] [eta 00m:00s]
Threads: 2: [VV_] [100.0% done] [ 33564/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [100.0% done] [ 39156/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=14618
  read : io=100MiB, bw=4,440KiB/s, runt= 23614msec
    slat (msec): min=   79, max=20467, avg=17107.20, stdev=4309.05
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=20797, per=65.00%, avg=8658.82, stdev=7324.56
  write: io=96,668KiB, bw=6,399KiB/s, runt= 15469msec
    slat (msec): min=    0, max=  134, avg= 3.01, stdev= 6.54
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=78530, per=164.93%, avg=31910.00, stdev=38678.37
  cpu          : usr=6.50%, sys=1.71%, ctx=955
  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=14619
  read : io=100MiB, bw=4,535KiB/s, runt= 23120msec
    slat (msec): min=   44, max=20524, avg=16737.35, stdev=4116.42
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   17, max=24982, per=81.00%, avg=10789.35, stdev=7319.94
  write: io=96,964KiB, bw=6,419KiB/s, runt= 15466msec
    slat (msec): min=    0, max=  136, avg= 2.87, stdev= 5.87
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=63012, per=162.26%, avg=31394.25, stdev=36051.78
  cpu          : usr=6.73%, sys=2.02%, ctx=982
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 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=14620
  read : io=100MiB, bw=4,976KiB/s, runt= 21069msec
    slat (msec): min=  192, max=19556, avg=15386.08, stdev=2660.76
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   11, max=22872, per=91.25%, avg=12155.73, stdev=7269.08
  write: io=98,652KiB, bw=7,600KiB/s, runt= 13291msec
    slat (msec): min=    0, max=   11, avg= 1.82, stdev= 1.88
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=115512, per=298.51%, avg=57756.00, stdev=81679.32
  cpu          : usr=5.58%, sys=2.20%, ctx=811
  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=13,321KiB/s, minb=4,440KiB/s, maxb=4,976KiB/s, mint=21069msec, maxt=23614msec
  WRITE: io=285MiB, aggrb=19,348KiB/s, minb=6,399KiB/s, maxb=7,600KiB/s, mint=21069msec, maxt=23614msec

Disk stats (read/write):
  sda: ios=3168/2017, merge=1199/70829, ticks=63012/1871940, in_queue=1945964, util=94.29%
4.32user 1.34system 0:24.56elapsed 23%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2412minor)pagefaults 0swaps