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] [  1373/136585 kb/s] [eta 00m:04s]
Threads: 3: [FFF] [100.0% done] [   784/ 37084 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] [ 12308/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.2% done] [ 22412/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [76.2% done] [ 26112/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [85.0% done] [ 30048/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [90.0% done] [ 32936/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [90.5% done] [ 35588/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 34477/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 32424/     0 kb/s] [eta 00m:00s]
Threads: 2: [VEV] [100.0% done] [ 36004/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=15028
  read : io=100MiB, bw=4,624KiB/s, runt= 22676msec
    slat (msec): min=   30, max=20944, avg=16877.55, stdev=2868.33
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=27141, per=73.46%, avg=9963.63, stdev=7251.24
  write: io=98MiB, bw=7,626KiB/s, runt= 13539msec
    slat (msec): min=    0, max=   33, avg= 1.89, stdev= 2.55
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=108374, per=171.99%, avg=36304.67, stdev=62414.46
  cpu          : usr=5.50%, sys=1.46%, ctx=759
  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=15029
  read : io=100MiB, bw=4,687KiB/s, runt= 22368msec
    slat (msec): min=  112, max=18425, avg=13454.71, stdev=4135.18
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    1, max=21780, per=63.63%, avg=8630.37, stdev=6340.19
  write: io=92,280KiB, bw=6,944KiB/s, runt= 13607msec
    slat (msec): min=    0, max=  372, avg= 2.44, stdev=13.98
    clat (msec): min=    0, max=    2, avg= 0.01, stdev= 0.14
    bw (KiB/s) : min=    0, max=65874, per=143.79%, avg=30350.67, stdev=33240.24
  cpu          : usr=5.40%, sys=1.68%, ctx=946
  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=99.6%, 4=0.2%, 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=15030
  read : io=100MiB, bw=4,521KiB/s, runt= 23191msec
    slat (msec): min=  101, max=20551, avg=16520.00, stdev=4374.15
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   10, max=18847, per=66.44%, avg=9011.61, stdev=5414.15
  write: io=92,268KiB, bw=6,824KiB/s, runt= 13844msec
    slat (msec): min=    0, max=   17, avg= 1.76, stdev= 1.93
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=113876, per=269.75%, avg=56938.00, stdev=80522.49
  cpu          : usr=5.38%, sys=1.79%, ctx=929
  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=13,564KiB/s, minb=4,521KiB/s, maxb=4,687KiB/s, mint=22368msec, maxt=23191msec
  WRITE: io=279MiB, aggrb=21,108KiB/s, minb=6,824KiB/s, maxb=7,626KiB/s, mint=22368msec, maxt=23191msec

Disk stats (read/write):
  sda: ios=3240/2041, merge=1355/69156, ticks=73280/1660376, in_queue=1736156, util=99.15%
3.74user 1.14system 0:23.47elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2408minor)pagefaults 0swaps