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: [mFm] [10.3% done] [ 10164/ 47600 kb/s] [eta 00m:26s]
Threads: 3: [FFm] [26.7% done] [  3984/ 68708 kb/s] [eta 00m:11s]
Threads: 3: [FFm] [62.5% done] [   704/ 54928 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [     0/  6612 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] [66.7% done] [  5304/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [70.8% done] [ 25644/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [75.0% done] [ 26412/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [82.6% done] [ 26216/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [95.2% done] [ 32388/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 36800/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 32424/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 31284/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 27388/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=31540
  read : io=100MiB, bw=4,150KiB/s, runt= 25265msec
    slat (msec): min=   66, max=21555, avg=16527.02, stdev=4973.51
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    4, max=20859, per=67.38%, avg=8389.40, stdev=6011.69
  write: io=93,324KiB, bw=6,097KiB/s, runt= 15673msec
    slat (msec): min=    0, max=  155, avg= 2.12, stdev= 4.64
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=75258, per=141.34%, avg=25117.00, stdev=43423.40
  cpu          : usr=5.15%, sys=1.27%, ctx=960
  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=31541
  read : io=100MiB, bw=4,170KiB/s, runt= 25145msec
    slat (msec): min=   32, max=22510, avg=17582.34, stdev=4854.46
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    2, max=23208, per=66.08%, avg=8227.15, stdev=6566.36
  write: io=94,980KiB, bw=6,202KiB/s, runt= 15681msec
    slat (msec): min=    0, max=   37, avg= 2.14, stdev= 3.04
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=91628, per=172.68%, avg=30687.67, stdev=52776.32
  cpu          : usr=5.04%, sys=1.40%, ctx=897
  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=31542
  read : io=100MiB, bw=4,207KiB/s, runt= 24924msec
    slat (msec): min=   62, max=19879, avg=14322.78, stdev=5116.74
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    5, max=23268, per=63.18%, avg=7865.61, stdev=5928.45
  write: io=83,836KiB, bw=5,476KiB/s, runt= 15677msec
    slat (msec): min=    0, max=   75, avg= 1.83, stdev= 5.18
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=102516, per=204.84%, avg=36402.67, stdev=57353.51
  cpu          : usr=4.57%, sys=1.24%, ctx=1081
  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=12,450KiB/s, minb=4,150KiB/s, maxb=4,207KiB/s, mint=24924msec, maxt=25265msec
  WRITE: io=266MiB, aggrb=17,771KiB/s, minb=5,476KiB/s, maxb=6,202KiB/s, mint=24924msec, maxt=25265msec

Disk stats (read/write):
  sda: ios=3519/2235, merge=1465/65782, ticks=85952/1897224, in_queue=1983180, util=99.05%
3.75user 0.99system 0:25.53elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2423minor)pagefaults 0swaps