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] [10.3% done] [  6448/ 43700 kb/s] [eta 00m:26s]
Threads: 3: [FmF] [50.0% done] [   196/ 54361 kb/s] [eta 00m:04s]
Threads: 3: [FmF] [55.6% done] [   624/ 10900 kb/s] [eta 00m:04s]
Threads: 3: [FFF] [100.0% done] [     0/ 20756 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:07s]
Threads: 3: [VVV] [68.2% done] [ 19480/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [72.7% done] [ 28903/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.0% done] [ 29611/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [90.0% done] [ 29123/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.0% done] [ 35556/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 36360/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33948/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 31598/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 32467/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=22737
  read : io=100MiB, bw=4,448KiB/s, runt= 23572msec
    slat (msec): min=   62, max=20795, avg=16388.80, stdev=4114.72
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    7, max=18674, per=66.51%, avg=8875.63, stdev=5968.80
  write: io=95,936KiB, bw=7,030KiB/s, runt= 13973msec
    slat (msec): min=    0, max=   66, avg= 2.21, stdev= 3.88
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=97452, per=157.67%, avg=32603.33, stdev=56160.88
  cpu          : usr=5.33%, sys=1.82%, ctx=844
  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=22738
  read : io=100MiB, bw=4,518KiB/s, runt= 23207msec
    slat (msec): min=   67, max=18031, avg=12792.67, stdev=4697.38
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   22, max=21895, per=57.94%, avg=7731.68, stdev=5613.75
  write: io=86,868KiB, bw=6,364KiB/s, runt= 13976msec
    slat (msec): min=    0, max=  160, avg= 2.04, stdev= 8.18
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=86651, per=139.84%, avg=28917.00, stdev=49999.14
  cpu          : usr=4.96%, sys=1.69%, ctx=919
  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=22739
  read : io=100MiB, bw=4,468KiB/s, runt= 23466msec
    slat (msec): min=  155, max=21882, avg=17487.19, stdev=3201.14
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   15, max=17514, per=75.66%, avg=10096.71, stdev=5481.65
  write: io=99,432KiB, bw=7,285KiB/s, runt= 13976msec
    slat (msec): min=    0, max=   10, avg= 1.97, stdev= 2.00
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=107542, per=260.04%, avg=53771.00, stdev=76043.68
  cpu          : usr=5.27%, sys=1.96%, ctx=789
  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=13,345KiB/s, minb=4,448KiB/s, maxb=4,518KiB/s, mint=23207msec, maxt=23572msec
  WRITE: io=276MiB, aggrb=20,678KiB/s, minb=6,364KiB/s, maxb=7,285KiB/s, mint=23207msec, maxt=23572msec

Disk stats (read/write):
  sda: ios=3247/2078, merge=1695/68207, ticks=80556/1730332, in_queue=1823204, util=98.96%
3.70user 1.32system 0:23.87elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2441minor)pagefaults 0swaps