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: [mmF] [6.0% done] [  1732/ 50700 kb/s] [eta 00m:47s]
Threads: 3: [mmF] [6.9% done] [  2178/   272 kb/s] [eta 00m:54s]
Threads: 3: [mFF] [8.3% done] [  1877/ 42579 kb/s] [eta 00m:55s]
Threads: 3: [mFF] [10.0% done] [  1353/   758 kb/s] [eta 00m:54s]
Threads: 3: [mFF] [11.7% done] [  1195/     0 kb/s] [eta 00m:53s]
Threads: 3: [mFF] [13.3% done] [  3784/     0 kb/s] [eta 00m:52s]
Threads: 3: [mFF] [15.0% done] [  1468/   792 kb/s] [eta 00m:51s]
Threads: 3: [mFF] [16.7% done] [  1477/     0 kb/s] [eta 00m:50s]
Threads: 3: [mFF] [52.4% done] [   707/ 56017 kb/s] [eta 00m:10s]
Threads: 3: [FFF] [100.0% done] [     0/ 22136 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] [  4560/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.0% done] [ 28196/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [75.0% done] [ 31684/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [76.0% done] [ 23184/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [83.3% done] [ 30986/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [91.3% done] [ 31763/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.7% done] [ 31640/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 31844/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 30464/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=14589
  read : io=100MiB, bw=4,113KiB/s, runt= 25490msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  998, avg=89.65, stdev=174.85
    bw (KiB/s) : min=   17, max=31573, per=40.05%, avg=4942.14, stdev=5902.54
  write: io=80,728KiB, bw=5,216KiB/s, runt= 15848msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  855, avg= 7.44, stdev=62.68
    bw (KiB/s) : min=    0, max=128507, per=147.62%, avg=25951.80, stdev=57330.54
  cpu          : usr=2.46%, sys=1.38%, ctx=6151
  IO depths    : 1=2.0%, 2=55.7%, 4=28.1%, 8=14.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=49.1%, 4=0.1%, 10=15.3%, 20=18.5%, 50=3.3%, 100=0.8%
     lat (msec): 250=6.7%, 500=3.1%, 750=2.2%, 1000=0.9%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=14590
  read : io=100MiB, bw=4,209KiB/s, runt= 24905msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  694, avg=57.43, stdev=104.83
    bw (KiB/s) : min=   15, max=17235, per=60.26%, avg=7435.88, stdev=5511.72
  write: io=93,248KiB, bw=6,022KiB/s, runt= 15856msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  650, avg= 3.52, stdev=39.57
    bw (KiB/s) : min=    0, max=25482, per=72.47%, avg=12741.00, stdev=18018.49
  cpu          : usr=2.79%, sys=1.48%, ctx=5909
  IO depths    : 1=2.9%, 2=57.0%, 4=28.8%, 8=11.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=49.4%, 4=0.4%, 10=17.0%, 20=17.4%, 50=4.7%, 100=0.1%
     lat (msec): 250=7.9%, 500=2.0%, 750=0.9%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=14591
  read : io=100MiB, bw=4,181KiB/s, runt= 25074msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  518, avg=48.33, stdev=87.20
    bw (KiB/s) : min=    2, max=19157, per=75.95%, avg=9372.37, stdev=4982.53
  write: io=98,248KiB, bw=6,352KiB/s, runt= 15836msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  219, avg= 0.74, stdev= 9.58
    bw (KiB/s) : min=    0, max=135380, per=385.04%, avg=67690.00, stdev=95728.12
  cpu          : usr=3.00%, sys=1.28%, ctx=5855
  IO depths    : 1=2.3%, 2=59.5%, 4=28.8%, 8=9.5%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=52.0%, 4=0.4%, 10=17.7%, 20=15.8%, 50=5.0%, 100=0.1%
     lat (msec): 250=6.8%, 500=1.9%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,340KiB/s, minb=4,113KiB/s, maxb=4,209KiB/s, mint=24905msec, maxt=25490msec
  WRITE: io=266MiB, aggrb=17,580KiB/s, minb=5,216KiB/s, maxb=6,352KiB/s, mint=24905msec, maxt=25490msec

Disk stats (read/write):
  sda: ios=3467/1749, merge=1370/66298, ticks=110704/1818136, in_queue=1929864, util=98.95%
2.11user 1.10system 0:25.82elapsed 12%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2477minor)pagefaults 0swaps