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] [21.4% done] [ 10326/ 23351 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [40.0% done] [  8861/ 58856 kb/s] [eta 00m:06s]
Threads: 3: [mmm] [62.5% done] [  6955/ 44264 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [  2345/ 34459 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: [FFV] [68.0% done] [   292/     0 kb/s] [eta 00m:08s]
Threads: 3: [VFV] [72.0% done] [ 16744/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.1% done] [ 23583/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [76.9% done] [ 21814/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [84.0% done] [ 32891/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [88.0% done] [ 29456/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [88.5% done] [ 31078/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [96.0% done] [ 31824/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 27048/     0 kb/s] [eta 00m:00s]
Threads: 1: [_V_] [100.0% done] [ 26638/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=30709
  read : io=100MiB, bw=3,986KiB/s, runt= 26297msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  526, avg=58.88, stdev=93.04
    bw (KiB/s) : min=   10, max=20341, per=65.31%, avg=7550.38, stdev=5903.18
  write: io=89,684KiB, bw=5,186KiB/s, runt= 17708msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  221, avg= 2.60, stdev=11.72
    bw (KiB/s) : min=    0, max=31431, per=95.47%, avg=13543.67, stdev=16159.44
  cpu          : usr=3.19%, sys=1.37%, ctx=5384
  IO depths    : 1=3.3%, 2=50.9%, 4=32.5%, 8=13.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=39.5%, 4=3.0%, 10=17.1%, 20=20.7%, 50=5.7%, 100=2.8%
     lat (msec): 250=8.3%, 500=2.6%, 750=0.2%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=30710
  read : io=100MiB, bw=3,853KiB/s, runt= 27209msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  775, avg=62.09, stdev=91.93
    bw (KiB/s) : min=    4, max=25411, per=54.92%, avg=6348.23, stdev=5406.28
  write: io=84,092KiB, bw=4,600KiB/s, runt= 18716msec
    slat (msec): min=    0, max=    1, avg= 0.00, stdev= 0.03
    clat (msec): min=    0, max=  206, avg= 4.30, stdev=15.75
    bw (KiB/s) : min=    0, max=21289, per=79.95%, avg=11341.25, stdev=8767.46
  cpu          : usr=2.59%, sys=1.38%, ctx=5629
  IO depths    : 1=5.8%, 2=41.9%, 4=33.8%, 8=18.4%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=35.1%, 4=1.0%, 10=14.8%, 20=22.7%, 50=9.1%, 100=4.7%
     lat (msec): 250=10.3%, 500=2.1%, 750=0.2%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=30711
  read : io=100MiB, bw=4,077KiB/s, runt= 25714msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  622, avg=59.40, stdev=85.39
    bw (KiB/s) : min=    4, max=20781, per=63.76%, avg=7370.35, stdev=5368.65
  write: io=85,508KiB, bw=5,087KiB/s, runt= 17212msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  183, avg= 1.29, stdev=10.42
    bw (KiB/s) : min=    0, max=41836, per=129.29%, avg=18340.67, stdev=21389.03
  cpu          : usr=2.54%, sys=1.48%, ctx=5647
  IO depths    : 1=2.4%, 2=53.4%, 4=29.0%, 8=15.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=46.9%, 4=0.0%, 10=12.4%, 20=17.5%, 50=6.8%, 100=2.3%
     lat (msec): 250=11.9%, 500=1.9%, 750=0.2%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=11,560KiB/s, minb=3,853KiB/s, maxb=4,077KiB/s, mint=25714msec, maxt=27209msec
  WRITE: io=253MiB, aggrb=14,186KiB/s, minb=4,600KiB/s, maxb=5,186KiB/s, mint=25714msec, maxt=27209msec

Disk stats (read/write):
  sda: ios=4009/2486, merge=1291/62211, ticks=75408/2117772, in_queue=2204576, util=98.72%
2.25user 1.17system 0:27.57elapsed 12%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2475minor)pagefaults 0swaps