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] [42.9% done] [  1253/  7603 kb/s] [eta 00m:04s]
Threads: 3: [FFF] [100.0% done] [   328/ 40344 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: [FVF] [66.7% done] [     0/     0 kb/s] [eta 00m:04s]
Threads: 3: [FVF] [75.0% done] [  8656/     0 kb/s] [eta 00m:03s]
Threads: 3: [FVF] [83.3% done] [  9696/     0 kb/s] [eta 00m:02s]
Threads: 3: [FVF] [91.7% done] [ 11888/     0 kb/s] [eta 00m:01s]
Threads: 3: [FVF] [92.3% done] [  8520/     0 kb/s] [eta 00m:01s]
Threads: 3: [FVF] [100.0% done] [ 13496/     0 kb/s] [eta 00m:00s]
Threads: 3: [FVF] [100.0% done] [ 21104/     0 kb/s] [eta 00m:00s]
Threads: 3: [FVF] [100.0% done] [  7536/     0 kb/s] [eta 00m:00s]
Threads: 3: [FVF] [100.0% done] [ 12896/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [68.0% done] [  5268/     0 kb/s] [eta 00m:08s]
Threads: 2: [V_V] [72.0% done] [ 23212/     0 kb/s] [eta 00m:07s]
Threads: 2: [V_V] [86.4% done] [ 33984/     0 kb/s] [eta 00m:03s]
Threads: 2: [V_V] [95.2% done] [ 33012/     0 kb/s] [eta 00m:01s]
Threads: 2: [V_V] [100.0% done] [ 38548/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 33196/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=9021
  read : io=100MiB, bw=4,492KiB/s, runt= 23343msec
    slat (msec): min=  157, max=20002, avg=16409.79, stdev=3941.69
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=24203, per=87.33%, avg=11769.13, stdev=8290.94
  write: io=94,140KiB, bw=5,656KiB/s, runt= 17042msec
    slat (msec): min=    0, max=  408, avg= 2.57, stdev=17.88
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=60862, per=116.69%, avg=20364.67, stdev=35071.91
  cpu          : usr=5.24%, sys=1.44%, ctx=903
  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%
fio: (groupid=0): err= 0: pid=9022
  read : io=100MiB, bw=6,163KiB/s, runt= 17014msec
    slat (msec): min=  133, max=15570, avg=11277.95, stdev=2702.50
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   30, max=29991, per=78.72%, avg=10607.65, stdev=6299.93
  write: io=99,060KiB, bw=12,778KiB/s, runt=  7938msec
    slat (msec): min=    0, max=   11, avg= 1.89, stdev= 1.99
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=112415, per=322.07%, avg=56207.50, stdev=79489.41
  cpu          : usr=7.17%, sys=2.09%, ctx=826
  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=9023
  read : io=100MiB, bw=4,510KiB/s, runt= 23245msec
    slat (msec): min=   72, max=21257, avg=18045.42, stdev=3844.03
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   16, max=30676, per=90.96%, avg=12257.14, stdev=9398.85
  write: io=97,384KiB, bw=5,848KiB/s, runt= 17050msec
    slat (msec): min=    0, max=   92, avg= 2.09, stdev= 4.98
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=97367, per=186.53%, avg=32554.00, stdev=56129.90
  cpu          : usr=5.20%, sys=1.74%, ctx=900
  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=13,476KiB/s, minb=4,492KiB/s, maxb=6,163KiB/s, mint=17014msec, maxt=23343msec
  WRITE: io=284MiB, aggrb=17,452KiB/s, minb=5,656KiB/s, maxb=12,778KiB/s, mint=17014msec, maxt=23343msec

Disk stats (read/write):
  sda: ios=3185/1774, merge=1237/70725, ticks=58972/2099912, in_queue=2216964, util=98.83%
3.71user 1.10system 0:23.60elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2406minor)pagefaults 0swaps