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: [mmF] [75.0% done] [  2154/ 56619 kb/s] [eta 00m:01s]
Threads: 3: [FmF] [66.7% done] [   500/  4352 kb/s] [eta 00m:02s]
Threads: 3: [FmF] [71.4% done] [   268/     0 kb/s] [eta 00m:02s]
Threads: 3: [FFF] [100.0% done] [   268/  4888 kb/s] [eta 00m:00s]
Threads: 3: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFV] [66.7% done] [     0/     0 kb/s] [eta 00m:04s]
Threads: 3: [FFV] [69.2% done] [  1568/     0 kb/s] [eta 00m:04s]
Threads: 3: [FFV] [76.9% done] [  7216/     0 kb/s] [eta 00m:03s]
Threads: 3: [FFV] [84.6% done] [ 13456/     0 kb/s] [eta 00m:02s]
Threads: 3: [FFV] [85.7% done] [  3200/     0 kb/s] [eta 00m:02s]
Threads: 3: [FFV] [86.7% done] [  3188/     0 kb/s] [eta 00m:02s]
Threads: 3: [FFV] [93.3% done] [  6650/     0 kb/s] [eta 00m:01s]
Threads: 3: [FFV] [100.0% done] [ 14180/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFV] [100.0% done] [  5540/     0 kb/s] [eta 00m:00s]
Threads: 3: [FFV] [100.0% done] [ 17336/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [69.2% done] [ 23984/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [73.1% done] [ 31776/     0 kb/s] [eta 00m:07s]
Threads: 2: [VV_] [83.3% done] [ 25828/     0 kb/s] [eta 00m:04s]
Threads: 2: [VV_] [95.5% done] [ 35020/     0 kb/s] [eta 00m:01s]
Threads: 2: [VV_] [100.0% done] [ 34828/     0 kb/s] [eta 00m:00s]
Threads: 2: [VV_] [100.0% done] [ 27892/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=25798
  read : io=100MiB, bw=4,308KiB/s, runt= 24339msec
    slat (msec): min=   47, max=21353, avg=17382.82, stdev=4750.98
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    5, max=24106, per=86.40%, avg=11166.67, stdev=9092.03
  write: io=95,704KiB, bw=5,669KiB/s, runt= 17285msec
    slat (msec): min=    0, max=  163, avg= 2.89, stdev= 7.19
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=87199, per=182.05%, avg=30851.20, stdev=42683.88
  cpu          : usr=5.82%, sys=1.84%, ctx=899
  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=25799
  read : io=100MiB, bw=4,327KiB/s, runt= 24232msec
    slat (msec): min=   38, max=18586, avg=14464.02, stdev=4781.18
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   16, max=31368, per=70.83%, avg=9154.53, stdev=8713.56
  write: io=94,588KiB, bw=5,604KiB/s, runt= 17281msec
    slat (msec): min=    0, max=  212, avg= 2.52, stdev= 5.85
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=52789, per=151.37%, avg=25653.50, stdev=29640.09
  cpu          : usr=5.63%, sys=1.68%, ctx=936
  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=25800
  read : io=100MiB, bw=5,346KiB/s, runt= 19614msec
    slat (msec): min=   47, max=17555, avg=12698.53, stdev=3817.87
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   34, max=25541, per=60.03%, avg=7758.61, stdev=6225.66
  write: io=95,776KiB, bw=12,643KiB/s, runt=  7757msec
    slat (msec): min=    0, max=   51, avg= 2.06, stdev= 3.37
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=102271, per=202.98%, avg=34399.33, stdev=58780.41
  cpu          : usr=6.10%, sys=1.96%, ctx=813
  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=12,924KiB/s, minb=4,308KiB/s, maxb=5,346KiB/s, mint=19614msec, maxt=24339msec
  WRITE: io=279MiB, aggrb=16,947KiB/s, minb=5,604KiB/s, maxb=12,643KiB/s, mint=19614msec, maxt=24339msec

Disk stats (read/write):
  sda: ios=3259/2028, merge=1184/69366, ticks=80332/2061876, in_queue=2144480, util=98.46%
4.01user 1.28system 0:24.74elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2424minor)pagefaults 0swaps