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] [6.8% done] [   804/     0 kb/s] [eta 00m:41s]
Threads: 3: [FmF] [44.4% done] [  1672/ 55820 kb/s] [eta 00m:05s]
Threads: 3: [FmF] [45.5% done] [   944/     0 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [46.2% done] [  1220/     0 kb/s] [eta 00m:07s]
Threads: 3: [FFF] [100.0% done] [   288/ 32072 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] [ 10504/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [75.0% done] [ 29976/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [80.0% done] [ 33340/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [89.5% done] [ 27500/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [94.7% done] [ 35372/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 34516/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 36472/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 27084/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 32644/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=31557
  read : io=100MiB, bw=4,574KiB/s, runt= 22923msec
    slat (msec): min=   68, max=21045, avg=16433.63, stdev=4063.00
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=19772, per=67.36%, avg=9244.24, stdev=5539.34
  write: io=97,188KiB, bw=7,496KiB/s, runt= 13276msec
    slat (msec): min=    0, max=   72, avg= 1.95, stdev= 3.20
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=101076, per=154.07%, avg=33774.67, stdev=58284.80
  cpu          : usr=5.36%, sys=1.41%, ctx=899
  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=31558
  read : io=100MiB, bw=4,601KiB/s, runt= 22788msec
    slat (msec): min=  112, max=16118, avg=10932.51, stdev=4315.01
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   29, max=14406, per=47.66%, avg=6540.67, stdev=4387.72
  write: io=87,892KiB, bw=6,772KiB/s, runt= 13290msec
    slat (msec): min=    0, max=   11, avg= 1.72, stdev= 1.94
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=17201, per=39.23%, avg=8600.50, stdev=12162.94
  cpu          : usr=5.13%, sys=1.42%, ctx=1037
  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=31559
  read : io=100MiB, bw=4,663KiB/s, runt= 22484msec
    slat (msec): min=  135, max=21053, avg=16712.49, stdev=3077.72
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   12, max=19677, per=78.89%, avg=10826.19, stdev=5469.24
  write: io=99,436KiB, bw=7,682KiB/s, runt= 13254msec
    slat (msec): min=    0, max=   13, avg= 1.89, stdev= 2.07
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=114017, per=260.05%, avg=57008.50, stdev=80622.19
  cpu          : usr=4.98%, sys=1.71%, ctx=805
  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%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=13,723KiB/s, minb=4,574KiB/s, maxb=4,663KiB/s, mint=22484msec, maxt=22923msec
  WRITE: io=278MiB, aggrb=21,922KiB/s, minb=6,772KiB/s, maxb=7,682KiB/s, mint=22484msec, maxt=22923msec

Disk stats (read/write):
  sda: ios=3263/1733, merge=1089/69317, ticks=89804/1638716, in_queue=1732256, util=99.13%
3.56user 1.06system 0:23.20elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2416minor)pagefaults 0swaps