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] [42.9% done] [  1468/ 13112 kb/s] [eta 00m:04s]
Threads: 3: [FmF] [40.0% done] [   504/     0 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [62.5% done] [   984/ 29020 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [     0/ 12664 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: [FFV] [66.7% done] [     0/     0 kb/s] [eta 00m:06s]
Threads: 3: [FFV] [76.5% done] [ 10336/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [66.7% done] [ 19024/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.2% done] [ 27748/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [76.2% done] [ 33916/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [81.0% done] [ 30300/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [90.0% done] [ 30164/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.0% done] [ 31380/     0 kb/s] [eta 00m:01s]
Threads: 2: [VVE] [100.0% done] [ 34000/     0 kb/s] [eta 00m:00s]
Threads: 2: [VV_] [100.0% done] [ 28296/     0 kb/s] [eta 00m:00s]
Threads: 2: [VV_] [100.0% done] [ 37464/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=3705
  read : io=100MiB, bw=4,640KiB/s, runt= 22596msec
    slat (msec): min=   61, max=20566, avg=16564.89, stdev=3808.40
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=22762, per=76.29%, avg=10619.80, stdev=7115.22
  write: io=94,180KiB, bw=6,972KiB/s, runt= 13832msec
    slat (msec): min=    0, max=   10, avg= 1.71, stdev= 1.89
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=115570, per=270.68%, avg=57785.00, stdev=81720.33
  cpu          : usr=5.81%, sys=1.70%, ctx=885
  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=3706
  read : io=100MiB, bw=4,666KiB/s, runt= 22471msec
    slat (msec): min=   41, max=17365, avg=13437.75, stdev=4074.90
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=22404, per=61.53%, avg=8565.90, stdev=7137.73
  write: io=94,088KiB, bw=6,963KiB/s, runt= 13836msec
    slat (msec): min=    0, max=   47, avg= 2.05, stdev= 3.17
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=99147, per=155.08%, avg=33105.67, stdev=57193.54
  cpu          : usr=5.20%, sys=2.01%, ctx=943
  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=3707
  read : io=100MiB, bw=5,155KiB/s, runt= 20339msec
    slat (msec): min=  150, max=18871, avg=14572.00, stdev=2662.33
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   10, max=21978, per=80.86%, avg=11256.56, stdev=6846.24
  write: io=98MiB, bw=8,787KiB/s, runt= 11674msec
    slat (msec): min=    0, max=   11, avg= 2.04, stdev= 2.06
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=110437, per=258.66%, avg=55218.50, stdev=78090.75
  cpu          : usr=6.14%, sys=1.93%, ctx=786
  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=13,921KiB/s, minb=4,640KiB/s, maxb=5,155KiB/s, mint=20339msec, maxt=22596msec
  WRITE: io=282MiB, aggrb=21,348KiB/s, minb=6,963KiB/s, maxb=8,787KiB/s, mint=20339msec, maxt=22596msec

Disk stats (read/write):
  sda: ios=3208/1769, merge=1339/70224, ticks=79248/1607788, in_queue=1694724, util=98.84%
3.76user 1.24system 0:22.83elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2417minor)pagefaults 0swaps