fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [7.7% done] [  9751/ 44914 kb/s] [eta 00m:36s]
Threads: 3: [Fmm] [44.4% done] [  7880/136818 kb/s] [eta 00m:05s]
Threads: 3: [Fmm] [41.7% done] [  1390/   267 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [66.7% done] [  1072/ 43739 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [     0/  1340 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] [68.0% done] [  6584/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [69.2% done] [ 24499/     0 kb/s] [eta 00m:08s]
Threads: 3: [VVV] [73.1% done] [ 32624/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [80.0% done] [ 25680/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [84.0% done] [ 29120/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [91.7% done] [ 31480/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 26460/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 35116/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 30836/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=5156
  read : io=100MiB, bw=3,961KiB/s, runt= 26351msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max= 1059, avg=60.36, stdev=122.74
    bw (KiB/s) : min=    0, max=23527, per=61.78%, avg=7363.00, stdev=6209.44
  write: io=90,472KiB, bw=5,470KiB/s, runt= 16936msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  218, avg= 1.01, stdev= 8.61
    bw (KiB/s) : min=    0, max=134234, per=420.88%, avg=67117.00, stdev=94917.77
  cpu          : usr=2.72%, sys=1.44%, ctx=7525
  IO depths    : 1=1.6%, 2=51.2%, 4=33.2%, 8=14.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.2%, 4=1.2%, 10=21.2%, 20=16.9%, 50=3.4%, 100=0.4%
     lat (msec): 250=5.3%, 500=3.5%, 750=0.3%, 1000=0.3%, >=2000=0.1%
fio: (groupid=0): err= 0: pid=5157
  read : io=100MiB, bw=4,148KiB/s, runt= 25273msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  911, avg=65.91, stdev=118.60
    bw (KiB/s) : min=    8, max=16944, per=56.82%, avg=6772.36, stdev=4741.16
  write: io=84,832KiB, bw=5,119KiB/s, runt= 16968msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  627, avg= 2.63, stdev=31.60
    bw (KiB/s) : min=    0, max=14299, per=44.83%, avg=7149.50, stdev=10110.92
  cpu          : usr=2.61%, sys=1.44%, ctx=7673
  IO depths    : 1=1.0%, 2=51.1%, 4=30.5%, 8=17.3%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=46.8%, 4=0.8%, 10=13.5%, 20=20.3%, 50=5.1%, 100=1.7%
     lat (msec): 250=8.1%, 500=2.7%, 750=0.8%, 1000=0.2%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=5158
  read : io=100MiB, bw=4,048KiB/s, runt= 25902msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  834, avg=64.43, stdev=110.00
    bw (KiB/s) : min=   10, max=18276, per=56.00%, avg=6674.33, stdev=5389.44
  write: io=88,948KiB, bw=5,370KiB/s, runt= 16960msec
    slat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    clat (msec): min=    0, max=  515, avg= 2.45, stdev=24.41
    bw (KiB/s) : min=    0, max=33951, per=77.19%, avg=12309.50, stdev=15996.20
  cpu          : usr=2.72%, sys=1.45%, ctx=7740
  IO depths    : 1=0.8%, 2=51.8%, 4=30.9%, 8=16.4%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=47.5%, 4=0.6%, 10=13.5%, 20=21.3%, 50=4.0%, 100=0.9%
     lat (msec): 250=8.0%, 500=3.8%, 750=0.3%, 1000=0.1%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=11,919KiB/s, minb=3,961KiB/s, maxb=4,148KiB/s, mint=25273msec, maxt=26351msec
  WRITE: io=258MiB, aggrb=15,947KiB/s, minb=5,119KiB/s, maxb=5,470KiB/s, mint=25273msec, maxt=26351msec

Disk stats (read/write):
  sda: ios=3678/2071, merge=1407/63826, ticks=110812/1819480, in_queue=1943280, util=99.14%
2.13user 1.17system 0:26.71elapsed 12%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2475minor)pagefaults 0swaps