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: [FFF] [100.0% done] [   663/ 43053 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: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVF] [66.7% done] [     0/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.2% done] [ 18585/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [72.7% done] [ 28423/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.0% done] [ 28408/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [90.0% done] [ 30960/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 37706/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 36084/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33020/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33728/     0 kb/s] [eta 00m:00s]
Threads: 2: [VEV] [100.0% done] [ 30999/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=14066
  read : io=100MiB, bw=4,354KiB/s, runt= 24081msec
    slat (msec): min=   72, max=22135, avg=17485.82, stdev=4245.26
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=15526, per=70.17%, avg=9166.33, stdev=5111.45
  write: io=98,032KiB, bw=7,002KiB/s, runt= 14335msec
    slat (msec): min=    0, max=   12, avg= 1.96, stdev= 2.13
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=35038, per=84.80%, avg=17519.00, stdev=24775.61
  cpu          : usr=5.25%, sys=1.51%, ctx=879
  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=14067
  read : io=100MiB, bw=4,475KiB/s, runt= 23431msec
    slat (msec): min=   53, max=21995, avg=17388.90, stdev=4095.00
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   18, max=20640, per=79.11%, avg=10334.53, stdev=5875.91
  write: io=97,284KiB, bw=6,947KiB/s, runt= 14339msec
    slat (msec): min=    0, max=   13, avg= 1.80, stdev= 1.99
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=116080, per=280.94%, avg=58040.00, stdev=82080.96
  cpu          : usr=5.19%, sys=1.57%, ctx=856
  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=14068
  read : io=100MiB, bw=4,358KiB/s, runt= 24060msec
    slat (msec): min=   85, max=21403, avg=16504.34, stdev=4706.60
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    2, max=18463, per=64.57%, avg=8434.61, stdev=5608.29
  write: io=96,060KiB, bw=6,811KiB/s, runt= 14442msec
    slat (msec): min=    0, max=  120, avg= 1.99, stdev= 3.69
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=88433, per=142.74%, avg=29489.00, stdev=51047.00
  cpu          : usr=5.05%, sys=1.75%, ctx=966
  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=13,063KiB/s, minb=4,354KiB/s, maxb=4,475KiB/s, mint=23431msec, maxt=24081msec
  WRITE: io=285MiB, aggrb=20,659KiB/s, minb=6,811KiB/s, maxb=7,002KiB/s, mint=23431msec, maxt=24081msec

Disk stats (read/write):
  sda: ios=3204/2375, merge=1252/70190, ticks=79284/1827900, in_queue=1919868, util=96.71%
3.74user 1.16system 0:25.04elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2408minor)pagefaults 0swaps