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: [Fmm] [50.0% done] [  7821/ 39935 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [  3843/ 67052 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: [VVV] [68.2% done] [     0/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 21322/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [77.3% done] [ 28274/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [85.7% done] [ 28506/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [90.5% done] [ 31700/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [90.9% done] [ 36930/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 36194/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 30330/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 29124/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=14434
  read : io=100MiB, bw=4,307KiB/s, runt= 24343msec
    slat (msec): min=   75, max=21860, avg=16846.94, stdev=4641.74
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=19508, per=76.48%, avg=9726.17, stdev=6080.98
  write: io=96,824KiB, bw=6,502KiB/s, runt= 15248msec
    slat (msec): min=    0, max=  107, avg= 2.11, stdev= 5.67
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=96355, per=173.53%, avg=32189.00, stdev=55569.49
  cpu          : usr=4.81%, sys=1.61%, ctx=890
  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=14435
  read : io=100MiB, bw=4,239KiB/s, runt= 24733msec
    slat (msec): min=   33, max=20964, avg=15242.47, stdev=6070.18
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    4, max=21006, per=62.19%, avg=7908.77, stdev=6354.79
  write: io=89,464KiB, bw=6,008KiB/s, runt= 15248msec
    slat (msec): min=    0, max=   44, avg= 2.31, stdev= 4.14
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=107349, per=193.29%, avg=35853.33, stdev=61917.15
  cpu          : usr=5.19%, sys=1.50%, ctx=1094
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 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=14436
  read : io=100MiB, bw=4,262KiB/s, runt= 24600msec
    slat (msec): min=   39, max=20828, avg=15074.65, stdev=5247.36
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=17876, per=63.89%, avg=8125.48, stdev=5427.58
  write: io=89,932KiB, bw=6,042KiB/s, runt= 15240msec
    slat (msec): min=    0, max=  118, avg= 2.66, stdev= 8.85
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=106064, per=190.85%, avg=35401.00, stdev=61195.99
  cpu          : usr=4.98%, sys=1.43%, ctx=1055
  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=12,718KiB/s, minb=4,239KiB/s, maxb=4,307KiB/s, mint=24343msec, maxt=24733msec
  WRITE: io=270MiB, aggrb=18,549KiB/s, minb=6,008KiB/s, maxb=6,502KiB/s, mint=24343msec, maxt=24733msec

Disk stats (read/write):
  sda: ios=3567/2182, merge=1235/66668, ticks=84928/1819724, in_queue=1910644, util=99.08%
3.74user 1.12system 0:25.11elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2410minor)pagefaults 0swaps