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] [5.0% done] [  1212/ 20748 kb/s] [eta 00m:57s]
Threads: 3: [FmF] [6.7% done] [  1872/     0 kb/s] [eta 00m:56s]
Threads: 3: [FmF] [45.5% done] [   860/ 55092 kb/s] [eta 00m:06s]
Threads: 3: [FFF] [100.0% done] [   268/ 36872 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] [68.4% done] [     0/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [70.0% done] [ 19324/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [75.0% done] [ 31648/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [80.0% done] [ 30890/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [89.5% done] [ 29696/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [94.7% done] [ 38381/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 38327/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33940/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 27312/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33596/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=25098
  read : io=100MiB, bw=4,674KiB/s, runt= 22432msec
    slat (msec): min=  290, max=20824, avg=16700.28, stdev=2708.53
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=24711, per=74.22%, avg=10348.19, stdev=7124.36
  write: io=99MiB, bw=8,003KiB/s, runt= 12940msec
    slat (msec): min=    0, max=  292, avg= 2.17, stdev= 7.42
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=69915, per=143.66%, avg=32998.00, stdev=35121.87
  cpu          : usr=5.71%, sys=1.91%, ctx=757
  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=25099
  read : io=100MiB, bw=4,647KiB/s, runt= 22561msec
    slat (msec): min=  129, max=17068, avg=12313.25, stdev=4086.84
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   27, max=18619, per=53.10%, avg=7403.14, stdev=5760.81
  write: io=91,964KiB, bw=7,275KiB/s, runt= 12943msec
    slat (msec): min=    0, max=   10, avg= 1.79, stdev= 1.92
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=56975, per=124.02%, avg=28487.50, stdev=40287.41
  cpu          : usr=5.28%, sys=1.97%, ctx=3240
  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=25100
  read : io=100MiB, bw=4,653KiB/s, runt= 22533msec
    slat (msec): min=  160, max=20449, avg=15692.64, stdev=3375.80
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=20422, per=69.09%, avg=9633.53, stdev=6473.54
  write: io=97,232KiB, bw=7,698KiB/s, runt= 12933msec
    slat (msec): min=    0, max=   12, avg= 1.90, stdev= 2.04
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=112676, per=245.27%, avg=56338.00, stdev=79673.96
  cpu          : usr=5.47%, sys=1.67%, ctx=843
  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=13,943KiB/s, minb=4,647KiB/s, maxb=4,674KiB/s, mint=22432msec, maxt=22561msec
  WRITE: io=284MiB, aggrb=22,970KiB/s, minb=7,275KiB/s, maxb=8,003KiB/s, mint=22432msec, maxt=22561msec

Disk stats (read/write):
  sda: ios=3177/1792, merge=1607/70639, ticks=89556/1781528, in_queue=1874696, util=99.14%
3.77user 1.27system 0:22.80elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2426minor)pagefaults 0swaps