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: [mmm] [37.5% done] [  4525/     0 kb/s] [eta 00m:05s]
Threads: 3: [mmF] [40.0% done] [  2973/ 36371 kb/s] [eta 00m:06s]
Threads: 3: [FFF] [100.0% done] [  1142/ 82601 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: [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] [68.0% done] [     0/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [69.2% done] [ 14166/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [73.1% done] [ 34256/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [76.9% done] [ 27242/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [84.0% done] [ 26411/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [91.7% done] [ 32468/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 35296/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 31865/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 38719/     0 kb/s] [eta 00m:00s]
Threads: 1: [V__] [100.0% done] [ 32563/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=3012
  read : io=100MiB, bw=3,877KiB/s, runt= 27042msec
    slat (msec): min=   30, max=22185, avg=17805.70, stdev=5109.02
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=21145, per=64.40%, avg=7491.57, stdev=6022.06
  write: io=94,964KiB, bw=5,589KiB/s, runt= 17396msec
    slat (msec): min=    0, max=   33, avg= 2.20, stdev= 2.78
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=106189, per=213.26%, avg=35428.67, stdev=61280.27
  cpu          : usr=4.72%, sys=1.38%, ctx=956
  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=3013
  read : io=100MiB, bw=3,974KiB/s, runt= 26385msec
    slat (msec): min=  126, max=21339, avg=16114.83, stdev=4804.97
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   17, max=16122, per=67.31%, avg=7829.25, stdev=5409.12
  write: io=94,672KiB, bw=5,572KiB/s, runt= 17396msec
    slat (msec): min=    0, max=   14, avg= 2.15, stdev= 2.35
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=11440, per=34.43%, avg=5720.00, stdev=8089.30
  cpu          : usr=4.85%, sys=1.59%, ctx=998
  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=3014
  read : io=100MiB, bw=3,902KiB/s, runt= 26868msec
    slat (msec): min=   70, max=22976, avg=17739.32, stdev=5423.61
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   14, max=18529, per=67.90%, avg=7898.42, stdev=4909.99
  write: io=92,596KiB, bw=5,451KiB/s, runt= 17392msec
    slat (msec): min=    0, max=   11, avg= 1.68, stdev= 1.87
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=18772, per=56.50%, avg=9386.00, stdev=13273.81
  cpu          : usr=4.64%, sys=1.34%, ctx=1083
  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=11,632KiB/s, minb=3,877KiB/s, maxb=3,974KiB/s, mint=26385msec, maxt=27042msec
  WRITE: io=276MiB, aggrb=16,613KiB/s, minb=5,451KiB/s, maxb=5,589KiB/s, mint=26385msec, maxt=27042msec

Disk stats (read/write):
  sda: ios=3361/2294, merge=1328/68257, ticks=109676/2044396, in_queue=2154636, util=98.65%
3.85user 1.16system 0:27.44elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2426minor)pagefaults 0swaps