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] [60.0% done] [  3831/ 99735 kb/s] [eta 00m:02s]
Threads: 3: [FmF] [66.7% done] [     0/     0 kb/s] [eta 00m:02s]
Threads: 3: [FmF] [62.5% done] [   121/     0 kb/s] [eta 00m:03s]
Threads: 3: [FmF] [60.0% done] [     0/     0 kb/s] [eta 00m:04s]
Threads: 3: [FmF] [63.6% done] [   182/     0 kb/s] [eta 00m:04s]
Threads: 3: [FmF] [61.5% done] [     0/     0 kb/s] [eta 00m:05s]
Threads: 3: [FmF] [60.0% done] [   386/     0 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [62.5% done] [     0/     0 kb/s] [eta 00m:06s]
Threads: 3: [FmF] [61.1% done] [   247/     0 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [60.0% done] [   304/     0 kb/s] [eta 00m:08s]
Threads: 3: [FmF] [61.9% done] [   325/     0 kb/s] [eta 00m:08s]
Threads: 3: [FmF] [60.9% done] [   211/     0 kb/s] [eta 00m:09s]
Threads: 3: [FFF] [100.0% done] [   548/ 10296 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [69.6% done] [ 17295/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 30870/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.8% done] [ 25307/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [86.4% done] [ 21715/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [90.9% done] [ 29175/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [91.3% done] [ 28948/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.7% done] [ 27940/     0 kb/s] [eta 00m:01s]
Threads: 2: [VV_] [100.0% done] [ 30939/     0 kb/s] [eta 00m:00s]
Threads: 2: [VV_] [100.0% done] [ 30980/     0 kb/s] [eta 00m:00s]
Threads: 2: [VV_] [100.0% done] [ 24872/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=20039
  read : io=100MiB, bw=4,128KiB/s, runt= 25396msec
    slat (msec): min=   77, max=22890, avg=17868.53, stdev=5197.68
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=21190, per=69.49%, avg=8490.90, stdev=5615.45
  write: io=95,568KiB, bw=6,528KiB/s, runt= 14989msec
    slat (msec): min=    0, max=   12, avg= 2.12, stdev= 2.17
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=25665, per=65.87%, avg=12832.50, stdev=18147.90
  cpu          : usr=4.80%, sys=1.42%, ctx=356
  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=20040
  read : io=100MiB, bw=4,073KiB/s, runt= 25744msec
    slat (msec): min=   30, max=11606, avg=6663.38, stdev=4103.59
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   17, max=23516, per=45.33%, avg=5539.14, stdev=6296.64
  write: io=94,952KiB, bw=6,464KiB/s, runt= 15041msec
    slat (msec): min=    0, max=  160, avg= 3.22, stdev= 7.08
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=85888, per=190.40%, avg=37092.25, stdev=43881.12
  cpu          : usr=5.53%, sys=1.68%, ctx=510
  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=20041
  read : io=100MiB, bw=4,584KiB/s, runt= 22870msec
    slat (msec): min=   20, max=20473, avg=16675.24, stdev=3852.41
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    1, max=20064, per=84.81%, avg=10362.61, stdev=6370.57
  write: io=95,628KiB, bw=6,531KiB/s, runt= 14992msec
    slat (msec): min=    0, max=   30, avg= 2.53, stdev= 3.55
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=110780, per=217.43%, avg=42358.25, stdev=53132.80
  cpu          : usr=6.10%, sys=1.84%, ctx=333
  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=12,219KiB/s, minb=4,073KiB/s, maxb=4,584KiB/s, mint=22870msec, maxt=25744msec
  WRITE: io=279MiB, aggrb=19,481KiB/s, minb=6,464KiB/s, maxb=6,531KiB/s, mint=22870msec, maxt=25744msec

Disk stats (read/write):
  sda: ios=1698/2347, merge=27/69113, ticks=93156/1592564, in_queue=1695156, util=97.38%
4.10user 1.21system 0:26.01elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2429minor)pagefaults 0swaps