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: [mFF] [9.7% done] [  3064/ 37900 kb/s] [eta 00m:28s]
Threads: 3: [mFF] [30.8% done] [   992/ 30140 kb/s] [eta 00m:09s]
Threads: 3: [mFF] [50.0% done] [   160/ 25924 kb/s] [eta 00m:05s]
Threads: 3: [FFF] [100.0% done] [   488/ 30200 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] [70.0% done] [ 13016/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [75.0% done] [ 28774/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [80.0% done] [ 28991/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [89.5% done] [ 30310/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 36210/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33122/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 31421/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 31247/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [100.0% done] [ 33181/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=28669
  read : io=100MiB, bw=4,712KiB/s, runt= 22252msec
    slat (msec): min=   61, max=16403, avg=11608.22, stdev=3965.30
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=20653, per=58.37%, avg=8000.14, stdev=6259.33
  write: io=86,264KiB, bw=6,668KiB/s, runt= 13246msec
    slat (msec): min=    0, max=  457, avg= 3.22, stdev=26.49
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=60155, per=92.02%, avg=20178.67, stdev=34621.04
  cpu          : usr=5.27%, sys=1.55%, ctx=913
  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=28670
  read : io=100MiB, bw=4,626KiB/s, runt= 22666msec
    slat (msec): min=  149, max=20405, avg=15835.70, stdev=4020.08
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   13, max=18544, per=67.45%, avg=9244.53, stdev=5804.57
  write: io=97,224KiB, bw=7,518KiB/s, runt= 13242msec
    slat (msec): min=    0, max=  234, avg= 2.14, stdev= 6.34
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=74106, per=172.25%, avg=37770.33, stdev=37073.83
  cpu          : usr=5.59%, sys=1.62%, ctx=836
  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=28671
  read : io=100MiB, bw=4,568KiB/s, runt= 22951msec
    slat (msec): min=  259, max=21445, avg=17433.58, stdev=3054.82
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   16, max=17851, per=69.21%, avg=9486.24, stdev=5417.97
  write: io=98MiB, bw=7,743KiB/s, runt= 13246msec
    slat (msec): min=    0, max=   12, avg= 1.90, stdev= 2.01
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=113072, per=257.83%, avg=56536.00, stdev=79953.98
  cpu          : usr=5.35%, sys=1.60%, ctx=782
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 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=13,706KiB/s, minb=4,568KiB/s, maxb=4,712KiB/s, mint=22252msec, maxt=22951msec
  WRITE: io=277MiB, aggrb=21,928KiB/s, minb=6,668KiB/s, maxb=7,743KiB/s, mint=22252msec, maxt=22951msec

Disk stats (read/write):
  sda: ios=3246/1707, merge=1409/68999, ticks=83584/1618748, in_queue=1725852, util=98.83%
3.72user 1.10system 0:23.23elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2425minor)pagefaults 0swaps