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] [6.1% done] [  1105/ 34277 kb/s] [eta 00m:46s]
Threads: 3: [FFm] [28.6% done] [  1032/ 32388 kb/s] [eta 00m:10s]
Threads: 3: [FFm] [29.4% done] [   592/     0 kb/s] [eta 00m:12s]
Threads: 3: [FFm] [30.0% done] [  1655/     0 kb/s] [eta 00m:14s]
Threads: 3: [FFm] [30.4% done] [  1476/     0 kb/s] [eta 00m:16s]
Threads: 3: [FFF] [100.0% done] [   567/ 54504 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] [  6891/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 24452/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 32984/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.8% done] [ 28272/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [90.5% done] [ 36432/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [95.2% done] [ 35792/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 30336/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 38528/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 33296/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=8979
  read : io=100MiB, bw=4,339KiB/s, runt= 24161msec
    slat (msec): min=  109, max=21940, avg=18513.43, stdev=3351.70
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=27222, per=79.44%, avg=10342.19, stdev=7313.64
  write: io=99,936KiB, bw=6,869KiB/s, runt= 14897msec
    slat (msec): min=    0, max=  112, avg= 2.10, stdev= 4.46
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=89409, per=149.75%, avg=29859.00, stdev=51571.88
  cpu          : usr=5.20%, sys=1.36%, ctx=900
  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=8980
  read : io=100MiB, bw=4,492KiB/s, runt= 23339msec
    slat (msec): min=14130, max=22391, avg=18219.98, stdev=2548.73
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   13, max=19567, per=90.57%, avg=11791.00, stdev=5144.55
  write: io=100MiB, bw=7,052KiB/s, runt= 14868msec
    slat (msec): min=    0, max=   15, avg= 1.90, stdev= 2.08
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=107861, per=270.48%, avg=53930.50, stdev=76269.24
  cpu          : usr=5.24%, sys=1.71%, ctx=814
  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=8981
  read : io=100MiB, bw=4,379KiB/s, runt= 23944msec
    slat (msec): min=   59, max=15959, avg=11141.38, stdev=3905.63
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   17, max=15642, per=50.34%, avg=6553.26, stdev=5465.00
  write: io=87,744KiB, bw=6,031KiB/s, runt= 14897msec
    slat (msec): min=    0, max=  216, avg= 2.73, stdev=15.39
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max= 7743, per=19.42%, avg=3871.50, stdev=5475.13
  cpu          : usr=4.84%, sys=1.55%, ctx=1069
  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%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=13,019KiB/s, minb=4,339KiB/s, maxb=4,492KiB/s, mint=23339msec, maxt=24161msec
  WRITE: io=283MiB, aggrb=19,939KiB/s, minb=6,031KiB/s, maxb=7,052KiB/s, mint=23339msec, maxt=24161msec

Disk stats (read/write):
  sda: ios=3130/2106, merge=1160/70293, ticks=101416/1956868, in_queue=2060716, util=98.84%
3.70user 1.14system 0:24.51elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2424minor)pagefaults 0swaps