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] [37.5% done] [  1629/  3815 kb/s] [eta 00m:05s]
Threads: 3: [mmF] [36.4% done] [  1437/   295 kb/s] [eta 00m:07s]
Threads: 3: [mmF] [38.5% done] [   996/  1252 kb/s] [eta 00m:08s]
Threads: 3: [mmF] [37.5% done] [  1602/   606 kb/s] [eta 00m:10s]
Threads: 3: [mmF] [43.8% done] [  1453/  9357 kb/s] [eta 00m:09s]
Threads: 3: [mmF] [44.4% done] [  1268/   244 kb/s] [eta 00m:10s]
Threads: 3: [mmF] [50.0% done] [  1721/  5041 kb/s] [eta 00m:09s]
Threads: 3: [mmF] [55.6% done] [  1236/  8491 kb/s] [eta 00m:08s]
Threads: 3: [FmF] [57.9% done] [   729/ 23791 kb/s] [eta 00m:08s]
Threads: 3: [FmF] [60.0% done] [   626/     0 kb/s] [eta 00m:08s]
Threads: 3: [FmF] [59.1% done] [   622/     0 kb/s] [eta 00m:09s]
Threads: 3: [FFF] [100.0% done] [   389/ 12965 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] [67.9% done] [  7054/     0 kb/s] [eta 00m:09s]
Threads: 3: [VVV] [72.4% done] [ 33004/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [75.9% done] [ 25867/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [79.3% done] [ 27045/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [88.9% done] [ 35072/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [96.2% done] [ 35068/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 31062/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 27994/     0 kb/s] [eta 00m:00s]
Threads: 2: [VV_] [100.0% done] [ 32437/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=14707
  read : io=100MiB, bw=3,660KiB/s, runt= 28611msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  791, avg=87.00, stdev=160.76
    bw (KiB/s) : min=    0, max=17116, per=41.81%, avg=4591.36, stdev=5439.04
  write: io=93,132KiB, bw=5,019KiB/s, runt= 19000msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  671, avg= 5.92, stdev=41.45
    bw (KiB/s) : min=    0, max=26188, per=51.24%, avg=7567.20, stdev=11523.53
  cpu          : usr=2.87%, sys=1.52%, ctx=4886
  IO depths    : 1=3.2%, 2=53.9%, 4=29.3%, 8=13.6%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=43.9%, 4=1.3%, 10=16.0%, 20=17.6%, 50=7.1%, 100=0.8%
     lat (msec): 250=6.7%, 500=3.6%, 750=2.6%, 1000=0.1%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=14708
  read : io=100MiB, bw=3,688KiB/s, runt= 28418msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  883, avg=100.56, stdev=164.21
    bw (KiB/s) : min=    4, max=19333, per=38.73%, avg=4252.84, stdev=5161.15
  write: io=87,892KiB, bw=4,736KiB/s, runt= 19000msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  586, avg=11.56, stdev=61.11
    bw (KiB/s) : min=    0, max=16299, per=26.48%, avg=3910.33, stdev=5316.11
  cpu          : usr=2.83%, sys=1.49%, ctx=5086
  IO depths    : 1=2.8%, 2=51.7%, 4=29.2%, 8=16.2%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=42.5%, 4=2.6%, 10=11.4%, 20=14.4%, 50=10.7%, 100=0.9%
     lat (msec): 250=9.2%, 500=4.7%, 750=3.2%, 1000=0.1%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=14709
  read : io=100MiB, bw=3,789KiB/s, runt= 27626msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  537, avg=45.99, stdev=81.09
    bw (KiB/s) : min=    2, max=18139, per=92.71%, avg=10181.53, stdev=4769.04
  write: io=93,012KiB, bw=5,017KiB/s, runt= 18984msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  226, avg= 0.68, stdev= 8.93
    bw (KiB/s) : min=    0, max=129441, per=438.22%, avg=64720.50, stdev=91528.61
  cpu          : usr=2.69%, sys=1.33%, ctx=4799
  IO depths    : 1=3.6%, 2=58.1%, 4=28.4%, 8=9.9%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=49.6%, 4=0.4%, 10=16.5%, 20=17.5%, 50=5.7%, 100=1.6%
     lat (msec): 250=6.9%, 500=1.2%, 750=0.2%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=10,982KiB/s, minb=3,660KiB/s, maxb=3,789KiB/s, mint=27626msec, maxt=28611msec
  WRITE: io=268MiB, aggrb=14,769KiB/s, minb=4,736KiB/s, maxb=5,019KiB/s, mint=27626msec, maxt=28611msec

Disk stats (read/write):
  sda: ios=3641/2551, merge=1362/65736, ticks=105852/2251488, in_queue=2368628, util=98.76%
2.42user 1.29system 0:29.05elapsed 12%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2479minor)pagefaults 0swaps