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: [FFm] [42.9% done] [  3665/ 40866 kb/s] [eta 00m:04s]
Threads: 3: [FFm] [66.7% done] [   532/ 28481 kb/s] [eta 00m:02s]
Threads: 3: [FFm] [62.5% done] [   589/     0 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [   674/  8517 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: [VFF] [73.7% done] [  6586/     0 kb/s] [eta 00m:05s]
Threads: 3: [VFF] [83.3% done] [ 15091/     0 kb/s] [eta 00m:03s]
Threads: 3: [VFF] [94.1% done] [ 14965/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [68.0% done] [ 21333/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [69.2% done] [ 23092/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [73.1% done] [ 31553/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [83.3% done] [ 36746/     0 kb/s] [eta 00m:04s]
Threads: 2: [_VV] [91.3% done] [ 28090/     0 kb/s] [eta 00m:02s]
Threads: 2: [_VV] [100.0% done] [ 33540/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [100.0% done] [ 32093/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [100.0% done] [ 27786/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=331
  read : io=100MiB, bw=5,060KiB/s, runt= 20721msec
    slat (msec): min=   68, max=19235, avg=15100.58, stdev=3026.44
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=32399, per=100.18%, avg=12789.79, stdev=9230.59
  write: io=99,696KiB, bw=7,558KiB/s, runt= 13507msec
    slat (msec): min=    0, max=   75, avg= 2.12, stdev= 3.39
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=97378, per=186.66%, avg=32533.00, stdev=56157.53
  cpu          : usr=6.12%, sys=1.85%, ctx=838
  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=332
  read : io=100MiB, bw=4,282KiB/s, runt= 24486msec
    slat (msec): min=   53, max=22007, avg=18077.95, stdev=4960.32
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    3, max=32112, per=82.92%, avg=10586.93, stdev=9069.10
  write: io=94,556KiB, bw=5,780KiB/s, runt= 16749msec
    slat (msec): min=    0, max=  151, avg= 1.97, stdev= 4.33
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=86946, per=166.64%, avg=29043.67, stdev=50144.98
  cpu          : usr=5.23%, sys=1.37%, ctx=941
  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%
fio: (groupid=0): err= 0: pid=333
  read : io=100MiB, bw=4,255KiB/s, runt= 24639msec
    slat (msec): min=   36, max=18978, avg=14424.28, stdev=4766.31
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=23332, per=64.95%, avg=8292.43, stdev=7807.54
  write: io=90,832KiB, bw=5,554KiB/s, runt= 16745msec
    slat (msec): min=    0, max=  325, avg= 3.55, stdev=23.31
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=104131, per=178.43%, avg=31098.20, stdev=46333.92
  cpu          : usr=4.76%, sys=1.33%, ctx=1072
  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=12,767KiB/s, minb=4,255KiB/s, maxb=5,060KiB/s, mint=20721msec, maxt=24639msec
  WRITE: io=278MiB, aggrb=17,429KiB/s, minb=5,554KiB/s, maxb=7,558KiB/s, mint=20721msec, maxt=24639msec

Disk stats (read/write):
  sda: ios=3394/2238, merge=1074/68879, ticks=74432/2074288, in_queue=2152804, util=99.35%
3.79user 1.05system 0:24.91elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2423minor)pagefaults 0swaps