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: [FFm] [42.9% done] [  2076/  1068 kb/s] [eta 00m:04s]
Threads: 3: [FFF] [100.0% done] [     0/ 37893 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: [FVF] [66.7% done] [     0/     0 kb/s] [eta 00m:04s]
Threads: 3: [FVF] [75.0% done] [  5696/     0 kb/s] [eta 00m:03s]
Threads: 3: [FVF] [76.9% done] [  6232/     0 kb/s] [eta 00m:03s]
Threads: 3: [FVF] [84.6% done] [  8232/     0 kb/s] [eta 00m:02s]
Threads: 3: [FVF] [85.7% done] [  7904/     0 kb/s] [eta 00m:02s]
Threads: 3: [FVF] [92.9% done] [  9140/     0 kb/s] [eta 00m:01s]
Threads: 3: [FVF] [100.0% done] [ 14616/     0 kb/s] [eta 00m:00s]
Threads: 3: [FVF] [100.0% done] [ 15876/     0 kb/s] [eta 00m:00s]
Threads: 3: [FVF] [100.0% done] [  8360/     0 kb/s] [eta 00m:00s]
Threads: 3: [FVF] [100.0% done] [ 15396/     0 kb/s] [eta 00m:00s]
Threads: 2: [F_F] [100.0% done] [ 10948/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [67.9% done] [  3936/     0 kb/s] [eta 00m:09s]
Threads: 2: [V_V] [76.9% done] [ 30348/     0 kb/s] [eta 00m:06s]
Threads: 2: [V_V] [80.8% done] [ 28980/     0 kb/s] [eta 00m:05s]
Threads: 2: [V_V] [95.7% done] [ 40392/     0 kb/s] [eta 00m:01s]
Threads: 2: [V_V] [100.0% done] [ 39524/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 31780/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=11935
  read : io=100MiB, bw=4,168KiB/s, runt= 25154msec
    slat (msec): min=17784, max=23779, avg=21368.95, stdev=1551.21
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=24775, per=127.19%, avg=15869.33, stdev=7750.73
  write: io=100MiB, bw=5,601KiB/s, runt= 18720msec
    slat (msec): min=    0, max=   22, avg= 2.99, stdev= 3.83
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=64002, per=254.19%, avg=42257.00, stdev=36600.83
  cpu          : usr=6.33%, sys=1.70%, ctx=776
  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=11936
  read : io=100MiB, bw=5,799KiB/s, runt= 18080msec
    slat (msec): min= 7191, max=17145, avg=13189.75, stdev=2646.00
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   21, max=20465, per=79.60%, avg=9931.37, stdev=5361.72
  write: io=100MiB, bw=13,653KiB/s, runt=  7680msec
    slat (msec): min=    0, max=   10, avg= 1.91, stdev= 1.93
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=114028, per=342.96%, avg=57014.00, stdev=80629.97
  cpu          : usr=7.21%, sys=1.95%, ctx=748
  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=11937
  read : io=100MiB, bw=4,159KiB/s, runt= 25212msec
    slat (msec): min=  243, max=21952, avg=18308.30, stdev=3555.01
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    9, max=26908, per=95.03%, avg=11857.20, stdev=9183.55
  write: io=99,184KiB, bw=5,424KiB/s, runt= 18724msec
    slat (msec): min=    0, max=   22, avg= 3.03, stdev= 3.84
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=60769, per=147.75%, avg=24562.00, stdev=32014.41
  cpu          : usr=6.41%, sys=1.81%, ctx=844
  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%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=12,477KiB/s, minb=4,159KiB/s, maxb=5,799KiB/s, mint=18080msec, maxt=25212msec
  WRITE: io=297MiB, aggrb=16,624KiB/s, minb=5,424KiB/s, maxb=13,653KiB/s, mint=18080msec, maxt=25212msec

Disk stats (read/write):
  sda: ios=2933/2163, merge=1035/73634, ticks=64380/2538680, in_queue=2624408, util=96.33%
4.54user 1.25system 0:25.48elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2430minor)pagefaults 0swaps