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: [FmF] [42.9% done] [  6332/100116 kb/s] [eta 00m:04s]
Threads: 3: [FFF] [100.0% done] [     0/ 41352 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] [66.7% done] [  7276/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [71.4% done] [ 26736/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [76.2% done] [ 28088/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [85.0% done] [ 24784/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [90.0% done] [ 36060/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.0% done] [ 36456/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 36020/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 34144/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 29793/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=26886
  read : io=100MiB, bw=4,635KiB/s, runt= 22620msec
    slat (msec): min=  115, max=20389, avg=15804.73, stdev=3703.87
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=19891, per=71.10%, avg=9869.53, stdev=6057.85
  write: io=96,704KiB, bw=7,568KiB/s, runt= 13083msec
    slat (msec): min=    0, max=   17, avg= 2.08, stdev= 2.53
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=40819, per=91.30%, avg=20409.50, stdev=28863.39
  cpu          : usr=5.96%, sys=1.56%, ctx=858
  IO depths    : 1=12.6%, 2=25.1%, 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=26887
  read : io=100MiB, bw=4,657KiB/s, runt= 22514msec
    slat (msec): min=   50, max=19705, avg=15130.09, stdev=4531.81
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   18, max=18168, per=64.42%, avg=8942.11, stdev=6024.66
  write: io=94,300KiB, bw=7,358KiB/s, runt= 13122msec
    slat (msec): min=    0, max=   54, avg= 2.02, stdev= 3.01
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=83235, per=124.55%, avg=27841.00, stdev=47972.83
  cpu          : usr=5.63%, sys=1.51%, ctx=936
  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=26888
  read : io=100MiB, bw=4,627KiB/s, runt= 22659msec
    slat (msec): min=   51, max=20702, avg=15425.87, stdev=4224.92
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    2, max=23104, per=68.48%, avg=9506.65, stdev=6017.24
  write: io=95,452KiB, bw=7,468KiB/s, runt= 13087msec
    slat (msec): min=    0, max=   12, avg= 1.71, stdev= 1.92
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=35640, per=79.72%, avg=17820.00, stdev=25201.29
  cpu          : usr=5.54%, sys=1.50%, ctx=928
  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=13,882KiB/s, minb=4,627KiB/s, maxb=4,657KiB/s, mint=22514msec, maxt=22659msec
  WRITE: io=280MiB, aggrb=22,354KiB/s, minb=7,358KiB/s, maxb=7,568KiB/s, mint=22514msec, maxt=22659msec

Disk stats (read/write):
  sda: ios=3231/1695, merge=1314/69795, ticks=67384/1568212, in_queue=1646336, util=96.65%
3.93user 1.03system 0:23.41elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2409minor)pagefaults 0swaps