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: [Fmm] [6.0% done] [  3124/ 13194 kb/s] [eta 00m:47s]
Threads: 3: [FmF] [6.7% done] [  1069/ 37439 kb/s] [eta 00m:56s]
Threads: 3: [FmF] [8.3% done] [   788/     0 kb/s] [eta 00m:55s]
Threads: 3: [FmF] [10.0% done] [  2165/     0 kb/s] [eta 00m:54s]
Threads: 3: [FmF] [11.7% done] [   930/     0 kb/s] [eta 00m:53s]
Threads: 3: [FmF] [50.0% done] [  1267/ 58286 kb/s] [eta 00m:08s]
Threads: 3: [FFF] [100.0% done] [   426/ 29793 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] [  1605/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.2% done] [ 15823/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [72.7% done] [ 31081/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.0% done] [ 33292/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [85.7% done] [ 24848/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [90.5% done] [ 35506/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 38985/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 32056/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 36790/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [100.0% done] [ 35397/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=17018
  read : io=100MiB, bw=4,520KiB/s, runt= 23195msec
    slat (msec): min=13211, max=22226, avg=19025.00, stdev=2377.03
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=25542, per=80.22%, avg=10879.00, stdev=6543.74
  write: io=100MiB, bw=7,702KiB/s, runt= 13614msec
    slat (msec): min=    0, max=   18, avg= 1.95, stdev= 2.11
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=114769, per=267.49%, avg=57384.50, stdev=81153.94
  cpu          : usr=5.57%, sys=1.45%, ctx=792
  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=17019
  read : io=100MiB, bw=4,635KiB/s, runt= 22621msec
    slat (msec): min=   63, max=13930, avg=9015.84, stdev=3549.95
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   40, max=15771, per=47.28%, avg=6412.15, stdev=4892.82
  write: io=86,704KiB, bw=6,487KiB/s, runt= 13685msec
    slat (msec): min=    0, max=  454, avg= 1.91, stdev=11.72
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=61981, per=96.61%, avg=20726.33, stdev=35727.73
  cpu          : usr=5.00%, sys=1.59%, ctx=1076
  IO depths    : 1=12.6%, 2=25.1%, 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=17020
  read : io=100MiB, bw=4,573KiB/s, runt= 22926msec
    slat (msec): min=  170, max=19720, avg=15390.49, stdev=3441.94
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    3, max=16143, per=62.21%, avg=8437.22, stdev=5242.88
  write: io=97,608KiB, bw=7,303KiB/s, runt= 13685msec
    slat (msec): min=    0, max=  301, avg= 2.65, stdev=14.91
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=61565, per=96.14%, avg=20625.67, stdev=35454.85
  cpu          : usr=5.50%, sys=1.64%, ctx=959
  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=13,562KiB/s, minb=4,520KiB/s, maxb=4,635KiB/s, mint=22621msec, maxt=23195msec
  WRITE: io=280MiB, aggrb=21,453KiB/s, minb=6,487KiB/s, maxb=7,702KiB/s, mint=22621msec, maxt=23195msec

Disk stats (read/write):
  sda: ios=3207/1671, merge=1332/69968, ticks=97636/1640020, in_queue=1737660, util=98.12%
3.73user 1.15system 0:23.69elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2418minor)pagefaults 0swaps