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: [FFm] [42.9% done] [   861/ 55569 kb/s] [eta 00m:04s]
Threads: 3: [FFm] [40.0% done] [  1181/     0 kb/s] [eta 00m:06s]
Threads: 3: [FFF] [100.0% done] [   553/ 40192 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: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [70.0% done] [  8053/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [75.0% done] [ 35859/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [84.2% done] [ 36761/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [94.4% done] [ 34351/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 33081/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 35373/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 30059/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 38085/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 27366/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=5089
  read : io=100MiB, bw=4,592KiB/s, runt= 22831msec
    slat (msec): min=  131, max=21343, avg=16824.07, stdev=3216.56
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=20480, per=75.86%, avg=10322.06, stdev=5298.04
  write: io=99,444KiB, bw=7,491KiB/s, runt= 13593msec
    slat (msec): min=    0, max=   13, avg= 1.82, stdev= 2.12
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=113574, per=252.85%, avg=56787.00, stdev=80308.95
  cpu          : usr=5.22%, sys=1.63%, ctx=894
  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%
fio: (groupid=0): err= 0: pid=5090
  read : io=100MiB, bw=4,535KiB/s, runt= 23119msec
    slat (msec): min=12872, max=22204, avg=17888.23, stdev=2611.42
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   10, max=15003, per=74.07%, avg=10078.27, stdev=4730.32
  write: io=100MiB, bw=7,713KiB/s, runt= 13594msec
    slat (msec): min=    0, max=   15, avg= 1.83, stdev= 1.97
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=113737, per=253.21%, avg=56868.50, stdev=80424.20
  cpu          : usr=5.26%, sys=1.75%, ctx=883
  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=5091
  read : io=100MiB, bw=4,560KiB/s, runt= 22992msec
    slat (msec): min=  116, max=18312, avg=13890.37, stdev=3572.60
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    9, max=14852, per=59.47%, avg=8091.10, stdev=5354.03
  write: io=96,668KiB, bw=7,273KiB/s, runt= 13610msec
    slat (msec): min=    0, max=  120, avg= 2.29, stdev= 7.48
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=93514, per=139.17%, avg=31256.00, stdev=53917.16
  cpu          : usr=4.99%, sys=1.74%, ctx=949
  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%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=13,606KiB/s, minb=4,535KiB/s, maxb=4,592KiB/s, mint=22831msec, maxt=23119msec
  WRITE: io=292MiB, aggrb=22,459KiB/s, minb=7,273KiB/s, maxb=7,713KiB/s, mint=22831msec, maxt=23119msec

Disk stats (read/write):
  sda: ios=3005/1681, merge=1318/72835, ticks=118332/1792420, in_queue=1939140, util=99.30%
3.60user 1.18system 0:23.46elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2420minor)pagefaults 0swaps