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: [mmm] [7.3% done] [  6904/ 76348 kb/s] [eta 00m:38s]
Threads: 3: [mmm] [44.4% done] [  2988/ 84832 kb/s] [eta 00m:05s]
Threads: 3: [FmF] [45.5% done] [     0/ 44548 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [46.2% done] [     0/     0 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [43.8% done] [     0/     0 kb/s] [eta 00m:09s]
Threads: 3: [FmF] [44.4% done] [     0/     0 kb/s] [eta 00m:10s]
Threads: 3: [FmF] [45.0% done] [     0/     0 kb/s] [eta 00m:11s]
Threads: 3: [FmF] [43.5% done] [     0/     0 kb/s] [eta 00m:13s]
Threads: 3: [FmF] [55.0% done] [   684/ 13692 kb/s] [eta 00m:09s]
Threads: 3: [FFF] [100.0% done] [     0/ 21813 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] [66.7% done] [  7060/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [68.0% done] [ 25652/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [72.0% done] [ 36352/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.1% done] [ 22862/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [80.0% done] [ 30400/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [91.3% done] [ 34457/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.7% done] [ 29024/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 36336/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [100.0% done] [ 31728/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=17935
  read : io=100MiB, bw=4,188KiB/s, runt= 25035msec
    slat (msec): min=  152, max=20789, avg=17224.59, stdev=4608.87
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    7, max=32998, per=65.73%, avg=8259.16, stdev=7546.74
  write: io=90,440KiB, bw=5,958KiB/s, runt= 15543msec
    slat (msec): min=    0, max=   10, avg= 1.65, stdev= 1.72
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=115154, per=317.26%, avg=57577.00, stdev=81426.17
  cpu          : usr=4.59%, sys=1.44%, ctx=976
  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=17936
  read : io=100MiB, bw=4,350KiB/s, runt= 24105msec
    slat (msec): min=   80, max=12802, avg=8046.58, stdev=3096.88
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   11, max=17166, per=61.33%, avg=7706.52, stdev=5466.22
  write: io=91,732KiB, bw=6,032KiB/s, runt= 15572msec
    slat (msec): min=    0, max=  426, avg= 2.05, stdev=11.04
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=62968, per=115.68%, avg=20993.33, stdev=36351.13
  cpu          : usr=5.01%, sys=1.54%, ctx=1049
  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=17937
  read : io=100MiB, bw=4,297KiB/s, runt= 24397msec
    slat (msec): min=  137, max=20333, avg=15697.63, stdev=4259.70
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    7, max=19757, per=67.32%, avg=8459.15, stdev=6022.96
  write: io=93,812KiB, bw=6,182KiB/s, runt= 15537msec
    slat (msec): min=    0, max=   14, avg= 1.73, stdev= 1.87
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=26450, per=72.87%, avg=13225.00, stdev=18702.97
  cpu          : usr=4.89%, sys=1.44%, ctx=1057
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 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=12,565KiB/s, minb=4,188KiB/s, maxb=4,350KiB/s, mint=24105msec, maxt=25035msec
  WRITE: io=270MiB, aggrb=18,148KiB/s, minb=5,958KiB/s, maxb=6,182KiB/s, mint=24105msec, maxt=25035msec

Disk stats (read/write):
  sda: ios=3394/2318, merge=1278/66664, ticks=113608/1782240, in_queue=1895920, util=98.80%
3.58user 1.11system 0:25.40elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2425minor)pagefaults 0swaps