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: [FFm] [7.0% done] [  1157/ 46056 kb/s] [eta 00m:40s]
Threads: 3: [FFm] [10.3% done] [   728/  4308 kb/s] [eta 00m:35s]
Threads: 3: [FFF] [100.0% done] [     0/ 86852 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] [68.2% done] [  8600/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [72.7% done] [ 29692/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [73.9% done] [ 29324/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.8% done] [ 28516/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [86.4% done] [ 34232/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [95.2% done] [ 35440/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 31666/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 36696/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 33416/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=13663
  read : io=100MiB, bw=4,367KiB/s, runt= 24010msec
    slat (msec): min=  226, max=22552, avg=19504.24, stdev=3007.88
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=26386, per=67.93%, avg=8899.06, stdev=6605.57
  write: io=98MiB, bw=7,138KiB/s, runt= 14432msec
    slat (msec): min=    0, max=   17, avg= 1.78, stdev= 2.01
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=109743, per=266.74%, avg=54871.50, stdev=77600.02
  cpu          : usr=5.26%, sys=1.42%, ctx=808
  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=13664
  read : io=100MiB, bw=4,513KiB/s, runt= 23232msec
    slat (msec): min=   46, max=20855, avg=16245.81, stdev=3757.29
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   12, max=19932, per=75.75%, avg=9923.44, stdev=6297.22
  write: io=98,968KiB, bw=7,002KiB/s, runt= 14472msec
    slat (msec): min=    0, max=   50, avg= 2.08, stdev= 3.53
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=100131, per=162.96%, avg=33523.33, stdev=57684.35
  cpu          : usr=5.44%, sys=1.55%, ctx=1022
  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=13665
  read : io=100MiB, bw=4,462KiB/s, runt= 23497msec
    slat (msec): min=   65, max=18776, avg=13916.15, stdev=4086.63
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   15, max=13434, per=61.78%, avg=8093.95, stdev=4912.81
  write: io=91,160KiB, bw=6,456KiB/s, runt= 14458msec
    slat (msec): min=    0, max=   10, avg= 1.61, stdev= 1.82
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=116228, per=282.50%, avg=58114.00, stdev=82185.61
  cpu          : usr=5.00%, sys=1.46%, ctx=1053
  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=13,101KiB/s, minb=4,367KiB/s, maxb=4,513KiB/s, mint=23232msec, maxt=24010msec
  WRITE: io=284MiB, aggrb=20,571KiB/s, minb=6,456KiB/s, maxb=7,138KiB/s, mint=23232msec, maxt=24010msec

Disk stats (read/write):
  sda: ios=3132/2012, merge=1453/70533, ticks=96280/1788264, in_queue=1892448, util=98.71%
3.75user 1.09system 0:24.25elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2419minor)pagefaults 0swaps