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] [42.9% done] [  4444/ 55288 kb/s] [eta 00m:04s]
Threads: 3: [mFF] [50.0% done] [  3512/ 40084 kb/s] [eta 00m:04s]
Threads: 3: [mFF] [50.0% done] [  1268/     0 kb/s] [eta 00m:05s]
Threads: 3: [FFF] [100.0% done] [   120/ 31120 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] [  1624/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.2% done] [ 25196/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [72.7% done] [ 29284/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [77.3% done] [ 25908/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [85.7% done] [ 32092/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [95.0% done] [ 39088/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 34060/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 30317/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 34244/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=1095
  read : io=100MiB, bw=4,497KiB/s, runt= 23316msec
    slat (msec): min=   62, max=18041, avg=13023.32, stdev=4806.69
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=17914, per=56.97%, avg=7685.91, stdev=5349.96
  write: io=86,408KiB, bw=6,396KiB/s, runt= 13833msec
    slat (msec): min=    0, max=  271, avg= 2.42, stdev=14.07
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=73566, per=117.72%, avg=24579.33, stdev=42423.78
  cpu          : usr=5.06%, sys=1.54%, ctx=953
  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=1096
  read : io=100MiB, bw=4,614KiB/s, runt= 22724msec
    slat (msec): min=   78, max=18810, avg=13980.74, stdev=4569.86
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    3, max=18325, per=62.57%, avg=8441.11, stdev=6031.42
  write: io=93,264KiB, bw=6,905KiB/s, runt= 13829msec
    slat (msec): min=    0, max=  178, avg= 2.18, stdev= 6.76
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=81704, per=130.70%, avg=27289.33, stdev=47124.56
  cpu          : usr=4.96%, sys=1.80%, ctx=928
  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=1097
  read : io=100MiB, bw=4,517KiB/s, runt= 23210msec
    slat (msec): min=13082, max=22264, avg=18094.32, stdev=2458.81
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    2, max=19449, per=77.22%, avg=10417.12, stdev=5809.62
  write: io=100MiB, bw=7,598KiB/s, runt= 13800msec
    slat (msec): min=    0, max=   13, avg= 1.96, stdev= 2.05
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=111550, per=267.12%, avg=55775.00, stdev=78877.76
  cpu          : usr=5.58%, sys=1.60%, ctx=729
  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=13,491KiB/s, minb=4,497KiB/s, maxb=4,614KiB/s, mint=22724msec, maxt=23316msec
  WRITE: io=275MiB, aggrb=20,880KiB/s, minb=6,396KiB/s, maxb=7,598KiB/s, mint=22724msec, maxt=23316msec

Disk stats (read/write):
  sda: ios=3270/1827, merge=1380/68532, ticks=78016/1793716, in_queue=1880616, util=99.04%
3.66user 1.16system 0:23.57elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2413minor)pagefaults 0swaps