fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [9.4% done] [ 11424/ 24716 kb/s] [eta 00m:29s]
Threads: 3: [mmm] [40.0% done] [ 10628/ 87828 kb/s] [eta 00m:06s]
Threads: 3: [mFm] [50.0% done] [  2900/ 50520 kb/s] [eta 00m:05s]
Threads: 3: [mFF] [66.7% done] [  4064/ 28656 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [   224/  6440 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] [69.6% done] [  3368/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.0% done] [ 21760/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [75.0% done] [ 25748/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [79.2% done] [ 22804/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [90.9% done] [ 31992/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 33908/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 31540/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 27868/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 25916/     0 kb/s] [eta 00m:00s]
Threads: 1: [__V] [100.0% done] [ 28572/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=22193
  read : io=100MiB, bw=4,085KiB/s, runt= 25660msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  918, avg=68.98, stdev=111.67
    bw (KiB/s) : min=    0, max=18240, per=52.93%, avg=6477.93, stdev=5224.11
  write: io=84,368KiB, bw=5,400KiB/s, runt= 15996msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  374, avg= 3.08, stdev=23.98
    bw (KiB/s) : min=    0, max=18990, per=77.18%, avg=12559.75, stdev=8841.81
  cpu          : usr=2.67%, sys=1.42%, ctx=5675
  IO depths    : 1=1.3%, 2=51.1%, 4=30.6%, 8=17.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=45.5%, 4=0.2%, 10=17.2%, 20=14.8%, 50=5.5%, 100=2.9%
     lat (msec): 250=9.3%, 500=3.7%, 750=0.5%, 1000=0.1%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=22194
  read : io=100MiB, bw=4,138KiB/s, runt= 25314msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  751, avg=57.60, stdev=93.11
    bw (KiB/s) : min=    9, max=17846, per=57.05%, avg=6981.75, stdev=4689.35
  write: io=89,524KiB, bw=5,732KiB/s, runt= 15992msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  194, avg= 0.94, stdev= 9.32
    bw (KiB/s) : min=    0, max=53875, per=141.92%, avg=23096.33, stdev=27746.94
  cpu          : usr=2.86%, sys=1.52%, ctx=5655
  IO depths    : 1=1.2%, 2=53.0%, 4=30.5%, 8=15.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.7%, 4=0.3%, 10=15.3%, 20=13.2%, 50=9.6%, 100=3.7%
     lat (msec): 250=7.5%, 500=2.2%, 750=0.2%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=22195
  read : io=100MiB, bw=4,081KiB/s, runt= 25693msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  544, avg=70.90, stdev=101.46
    bw (KiB/s) : min=   19, max=15163, per=51.69%, avg=6325.46, stdev=4149.45
  write: io=80,328KiB, bw=5,144KiB/s, runt= 15988msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=   95, avg= 0.56, stdev= 5.30
    bw (KiB/s) : min=    0, max=26364, per=81.00%, avg=13182.00, stdev=18642.16
  cpu          : usr=2.48%, sys=1.37%, ctx=5740
  IO depths    : 1=1.1%, 2=51.8%, 4=29.6%, 8=17.4%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=46.9%, 4=0.1%, 10=14.8%, 20=14.6%, 50=6.6%, 100=2.0%
     lat (msec): 250=10.5%, 500=4.1%, 750=0.2%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,238KiB/s, minb=4,081KiB/s, maxb=4,138KiB/s, mint=25314msec, maxt=25693msec
  WRITE: io=248MiB, aggrb=16,274KiB/s, minb=5,144KiB/s, maxb=5,732KiB/s, mint=25314msec, maxt=25693msec

Disk stats (read/write):
  sda: ios=4057/1892, merge=1443/61500, ticks=76948/1633988, in_queue=1732340, util=99.07%
2.10user 1.14system 0:26.08elapsed 12%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2465minor)pagefaults 0swaps