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: [mFm] [9.1% done] [  7164/     0 kb/s] [eta 00m:30s]
Threads: 3: [FFm] [10.8% done] [  3308/ 38427 kb/s] [eta 00m:33s]
Threads: 3: [FFm] [11.9% done] [  2028/     0 kb/s] [eta 00m:37s]
Threads: 3: [FFm] [13.0% done] [  1516/     0 kb/s] [eta 00m:40s]
Threads: 3: [FFm] [13.7% done] [   858/     0 kb/s] [eta 00m:44s]
Threads: 3: [FFm] [36.4% done] [  1693/ 30649 kb/s] [eta 00m:14s]
Threads: 3: [FFF] [100.0% done] [   448/ 47659 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] [70.0% done] [ 14247/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [75.0% done] [ 28349/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [80.0% done] [ 29835/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [89.5% done] [ 27412/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [94.7% done] [ 30000/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 32612/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 35600/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33424/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [100.0% done] [ 25580/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=19763
  read : io=100MiB, bw=4,712KiB/s, runt= 22250msec
    slat (msec): min=  100, max=18428, avg=13831.16, stdev=3828.71
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    8, max=30466, per=64.81%, avg=8828.05, stdev=7359.96
  write: io=94,216KiB, bw=7,207KiB/s, runt= 13386msec
    slat (msec): min=    0, max=   12, avg= 1.80, stdev= 2.04
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=27313, per=65.00%, avg=13656.50, stdev=19313.21
  cpu          : usr=5.16%, sys=1.73%, ctx=863
  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=19764
  read : io=100MiB, bw=4,540KiB/s, runt= 23094msec
    slat (msec): min=  162, max=21625, avg=17641.43, stdev=3729.33
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   11, max=22683, per=67.58%, avg=9204.75, stdev=6933.52
  write: io=99MiB, bw=7,721KiB/s, runt= 13390msec
    slat (msec): min=    0, max=   16, avg= 2.10, stdev= 2.25
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=52807, per=125.68%, avg=26403.50, stdev=37340.19
  cpu          : usr=5.28%, sys=1.89%, ctx=786
  IO depths    : 1=12.6%, 2=25.0%, 4=50.0%, 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=19765
  read : io=100MiB, bw=4,590KiB/s, runt= 22841msec
    slat (msec): min=  128, max=13678, avg=8656.27, stdev=3735.62
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   41, max=14249, per=41.66%, avg=5674.59, stdev=4406.07
  write: io=79,532KiB, bw=6,084KiB/s, runt= 13386msec
    slat (msec): min=    0, max=   11, avg= 1.51, stdev= 1.68
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=54720, per=130.23%, avg=27360.00, stdev=38692.88
  cpu          : usr=5.13%, sys=1.75%, ctx=1020
  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%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=13,621KiB/s, minb=4,540KiB/s, maxb=4,712KiB/s, mint=22250msec, maxt=23094msec
  WRITE: io=268MiB, aggrb=21,009KiB/s, minb=6,084KiB/s, maxb=7,721KiB/s, mint=22250msec, maxt=23094msec

Disk stats (read/write):
  sda: ios=3447/1554, merge=1033/66901, ticks=97784/1556192, in_queue=1726640, util=99.25%
3.59user 1.24system 0:23.37elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2414minor)pagefaults 0swaps