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] [7.5% done] [  1996/  5348 kb/s] [eta 00m:37s]
Threads: 3: [FmF] [8.3% done] [  1116/     0 kb/s] [eta 00m:44s]
Threads: 3: [FmF] [10.0% done] [  2516/     0 kb/s] [eta 00m:45s]
Threads: 3: [FmF] [11.5% done] [  2333/     0 kb/s] [eta 00m:46s]
Threads: 3: [FmF] [13.0% done] [  2365/     0 kb/s] [eta 00m:47s]
Threads: 3: [FmF] [15.1% done] [  3052/     0 kb/s] [eta 00m:45s]
Threads: 3: [FmF] [16.4% done] [  2020/     0 kb/s] [eta 00m:46s]
Threads: 3: [FmF] [18.5% done] [  3112/     0 kb/s] [eta 00m:44s]
Threads: 3: [FFF] [100.0% done] [   800/ 73636 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] [68.2% done] [ 15208/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 21624/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [81.0% done] [ 28924/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [85.7% done] [ 26704/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [95.0% done] [ 35940/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 35316/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 29292/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 36380/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 28092/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=25839
  read : io=100MiB, bw=4,441KiB/s, runt= 23608msec
    slat (msec): min=  220, max=22128, avg=18615.34, stdev=2928.22
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=17179, per=72.95%, avg=9615.00, stdev=4974.46
  write: io=98MiB, bw=7,209KiB/s, runt= 14267msec
    slat (msec): min=    0, max=   13, avg= 1.84, stdev= 2.06
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=110867, per=284.17%, avg=55433.50, stdev=78394.81
  cpu          : usr=5.27%, sys=1.76%, ctx=759
  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=25840
  read : io=100MiB, bw=4,667KiB/s, runt= 22467msec
    slat (msec): min=   76, max=11364, avg=6391.76, stdev=3476.26
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   44, max=17185, per=43.26%, avg=5702.00, stdev=4590.60
  write: io=73,636KiB, bw=5,283KiB/s, runt= 14271msec
    slat (msec): min=    0, max=    9, avg= 1.38, stdev= 1.51
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=117813, per=301.98%, avg=58906.50, stdev=83306.37
  cpu          : usr=5.18%, sys=1.50%, ctx=1069
  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=25841
  read : io=100MiB, bw=4,393KiB/s, runt= 23864msec
    slat (msec): min=   24, max=21891, avg=17711.88, stdev=3719.79
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    5, max=18011, per=67.11%, avg=8846.06, stdev=5682.73
  write: io=97,856KiB, bw=7,019KiB/s, runt= 14275msec
    slat (msec): min=    0, max=   26, avg= 1.97, stdev= 2.47
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=105458, per=180.73%, avg=35255.67, stdev=60797.20
  cpu          : usr=4.88%, sys=1.81%, ctx=873
  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=13,181KiB/s, minb=4,393KiB/s, maxb=4,667KiB/s, mint=22467msec, maxt=23864msec
  WRITE: io=266MiB, aggrb=19,507KiB/s, minb=5,283KiB/s, maxb=7,209KiB/s, mint=22467msec, maxt=23864msec

Disk stats (read/write):
  sda: ios=3425/1933, merge=1335/65871, ticks=98680/1691732, in_queue=1842328, util=98.96%
3.62user 1.20system 0:24.09elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2419minor)pagefaults 0swaps