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: [mFF] [12.5% done] [  5744/ 72412 kb/s] [eta 00m:21s]
Threads: 3: [mFF] [50.0% done] [     0/ 49592 kb/s] [eta 00m:04s]
Threads: 3: [mFF] [45.5% done] [   644/     0 kb/s] [eta 00m:06s]
Threads: 3: [mFF] [46.2% done] [   304/     0 kb/s] [eta 00m:07s]
Threads: 3: [mFF] [63.6% done] [   964/ 19976 kb/s] [eta 00m:04s]
Threads: 3: [FFF] [100.0% done] [     0/ 12184 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] [     0/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.2% done] [ 16248/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [72.7% done] [ 29676/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [77.3% done] [ 26240/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [85.7% done] [ 27468/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [90.5% done] [ 35156/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.2% done] [ 35724/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 31356/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 28992/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 35184/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=22738
  read : io=100MiB, bw=4,399KiB/s, runt= 23834msec
    slat (msec): min=  137, max=16690, avg=12234.30, stdev=4224.73
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   11, max=27421, per=53.84%, avg=7105.39, stdev=6585.32
  write: io=88,388KiB, bw=6,397KiB/s, runt= 14148msec
    slat (msec): min=    0, max=   12, avg= 1.66, stdev= 1.89
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=14518, per=35.69%, avg=7259.00, stdev=10265.78
  cpu          : usr=4.82%, sys=1.56%, ctx=884
  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=22739
  read : io=100MiB, bw=4,523KiB/s, runt= 23183msec
    slat (msec): min=  122, max=21030, avg=16626.70, stdev=4103.32
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=21980, per=70.76%, avg=9339.28, stdev=6835.70
  write: io=96,644KiB, bw=6,992KiB/s, runt= 14152msec
    slat (msec): min=    0, max=  126, avg= 2.11, stdev= 5.81
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=90564, per=148.99%, avg=30304.00, stdev=52186.98
  cpu          : usr=4.88%, sys=1.81%, ctx=832
  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=22740
  read : io=100MiB, bw=4,472KiB/s, runt= 23445msec
    slat (msec): min=   17, max=20830, avg=15801.07, stdev=4196.92
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    8, max=21826, per=69.17%, avg=9129.11, stdev=7010.94
  write: io=96,068KiB, bw=6,953KiB/s, runt= 14148msec
    slat (msec): min=    0, max=   21, avg= 1.89, stdev= 2.31
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=112469, per=184.77%, avg=37581.33, stdev=64854.77
  cpu          : usr=5.27%, sys=1.55%, ctx=873
  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=13,198KiB/s, minb=4,399KiB/s, maxb=4,523KiB/s, mint=23183msec, maxt=23834msec
  WRITE: io=275MiB, aggrb=20,339KiB/s, minb=6,397KiB/s, maxb=6,992KiB/s, mint=23183msec, maxt=23834msec

Disk stats (read/write):
  sda: ios=3260/2107, merge=1687/68026, ticks=85608/1699404, in_queue=1787244, util=99.08%
3.56user 1.20system 0:24.08elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2421minor)pagefaults 0swaps