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] [8.1% done] [  9396/ 90356 kb/s] [eta 00m:34s]
Threads: 3: [mFF] [8.2% done] [     0/ 38922 kb/s] [eta 00m:45s]
Threads: 3: [mFF] [45.5% done] [   808/ 55928 kb/s] [eta 00m:06s]
Threads: 3: [mFF] [46.2% done] [   296/     0 kb/s] [eta 00m:07s]
Threads: 3: [mFF] [46.7% done] [     0/     0 kb/s] [eta 00m:08s]
Threads: 3: [mFF] [47.1% done] [   336/     0 kb/s] [eta 00m:09s]
Threads: 3: [FFF] [100.0% done] [   556/ 32160 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] [68.4% done] [     0/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [70.0% done] [ 16356/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [71.4% done] [ 30560/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [80.0% done] [ 27560/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [89.5% done] [ 26024/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [94.7% done] [ 34652/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 34392/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 37256/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 26628/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 30832/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=32155
  read : io=100MiB, bw=4,680KiB/s, runt= 22404msec
    slat (msec): min=   84, max=13896, avg=9566.93, stdev=3420.53
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   15, max=19866, per=50.17%, avg=6966.83, stdev=6062.05
  write: io=88,088KiB, bw=6,880KiB/s, runt= 13110msec
    slat (msec): min=    0, max=    9, avg= 1.65, stdev= 1.72
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=13561, per=31.75%, avg=6780.50, stdev=9589.08
  cpu          : usr=5.18%, sys=1.82%, ctx=1017
  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=32156
  read : io=100MiB, bw=4,723KiB/s, runt= 22199msec
    slat (msec): min=   76, max=18908, avg=14335.78, stdev=4333.70
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   18, max=19404, per=63.28%, avg=8787.58, stdev=5661.54
  write: io=90,744KiB, bw=7,087KiB/s, runt= 13110msec
    slat (msec): min=    0, max=   13, avg= 1.62, stdev= 1.86
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=115355, per=270.10%, avg=57677.50, stdev=81568.30
  cpu          : usr=5.26%, sys=1.89%, ctx=970
  IO depths    : 1=12.6%, 2=25.1%, 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=32157
  read : io=100MiB, bw=4,629KiB/s, runt= 22651msec
    slat (msec): min=   31, max=20018, avg=15082.23, stdev=4088.78
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=22256, per=60.07%, avg=8341.68, stdev=6024.65
  write: io=94,628KiB, bw=7,389KiB/s, runt= 13113msec
    slat (msec): min=    0, max=  107, avg= 2.06, stdev= 5.82
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=107952, per=170.27%, avg=36359.00, stdev=62003.91
  cpu          : usr=5.09%, sys=1.85%, ctx=931
  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=13,887KiB/s, minb=4,629KiB/s, maxb=4,723KiB/s, mint=22199msec, maxt=22651msec
  WRITE: io=267MiB, aggrb=21,354KiB/s, minb=6,880KiB/s, maxb=7,389KiB/s, mint=22199msec, maxt=22651msec

Disk stats (read/write):
  sda: ios=3445/1450, merge=1392/66655, ticks=79572/1359256, in_queue=1517960, util=98.95%
3.52user 1.28system 0:22.92elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2414minor)pagefaults 0swaps