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: [FmF] [37.5% done] [  3761/ 46844 kb/s] [eta 00m:05s]
Threads: 3: [FmF] [50.0% done] [   858/  9952 kb/s] [eta 00m:04s]
Threads: 3: [FFF] [100.0% done] [     0/ 33693 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] [66.7% done] [     0/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [68.0% done] [ 16016/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [72.0% done] [ 36324/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [76.0% done] [ 29850/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [83.3% done] [ 27252/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [91.3% done] [ 37828/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.7% done] [ 29818/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 36662/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 34522/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=5136
  read : io=100MiB, bw=4,066KiB/s, runt= 25788msec
    slat (msec): min=   69, max=22976, avg=19137.04, stdev=4556.65
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=31885, per=77.38%, avg=9438.89, stdev=7404.87
  write: io=93,956KiB, bw=5,897KiB/s, runt= 16315msec
    slat (msec): min=    0, max=  621, avg= 2.25, stdev=15.48
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=43039, per=119.56%, avg=21519.50, stdev=30433.17
  cpu          : usr=5.01%, sys=1.27%, ctx=932
  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=5137
  read : io=100MiB, bw=4,200KiB/s, runt= 24964msec
    slat (msec): min=   44, max=20656, avg=15247.71, stdev=4840.78
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   19, max=19243, per=67.09%, avg=8184.15, stdev=6147.84
  write: io=94,648KiB, bw=5,941KiB/s, runt= 16311msec
    slat (msec): min=    0, max=   96, avg= 2.14, stdev= 4.07
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=87597, per=162.34%, avg=29219.33, stdev=50556.55
  cpu          : usr=5.11%, sys=1.35%, ctx=1047
  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=5138
  read : io=100MiB, bw=4,127KiB/s, runt= 25405msec
    slat (msec): min=    3, max=23187, avg=17790.17, stdev=5366.26
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    9, max=20545, per=81.71%, avg=9966.53, stdev=5995.20
  write: io=98,176KiB, bw=6,162KiB/s, runt= 16314msec
    slat (msec): min=    0, max=   14, avg= 2.28, stdev= 2.32
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=46165, per=128.24%, avg=23082.50, stdev=32643.58
  cpu          : usr=4.98%, sys=1.75%, ctx=1101
  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=12,198KiB/s, minb=4,066KiB/s, maxb=4,200KiB/s, mint=24964msec, maxt=25788msec
  WRITE: io=280MiB, aggrb=17,999KiB/s, minb=5,897KiB/s, maxb=6,162KiB/s, mint=24964msec, maxt=25788msec

Disk stats (read/write):
  sda: ios=3360/2168, merge=1140/69420, ticks=99004/2013088, in_queue=2113416, util=98.76%
3.88user 1.12system 0:28.58elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2423minor)pagefaults 0swaps