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] [60.0% done] [  3656/ 60344 kb/s] [eta 00m:02s]
Threads: 3: [FFF] [100.0% done] [     0/ 18428 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: [VFF] [66.7% done] [     0/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.2% done] [ 19808/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 24988/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [77.3% done] [ 33944/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [85.7% done] [ 35876/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [95.0% done] [ 32336/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 35392/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33900/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 32872/     0 kb/s] [eta 00m:00s]
Threads: 1: [_EV] [100.0% done] [ 30684/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=17375
  read : io=100MiB, bw=4,554KiB/s, runt= 23021msec
    slat (msec): min=  573, max=21487, avg=17154.95, stdev=2687.86
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    2, max=20632, per=79.27%, avg=10529.31, stdev=6161.53
  write: io=99MiB, bw=7,779KiB/s, runt= 13360msec
    slat (msec): min=    0, max=   18, avg= 1.98, stdev= 2.18
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=106676, per=257.29%, avg=53338.00, stdev=75431.32
  cpu          : usr=5.20%, sys=1.91%, ctx=778
  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=17376
  read : io=100MiB, bw=4,478KiB/s, runt= 23411msec
    slat (msec): min=    0, max=20613, avg=15580.97, stdev=4694.50
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    6, max=17841, per=63.67%, avg=8457.53, stdev=5526.54
  write: io=92,512KiB, bw=6,647KiB/s, runt= 14250msec
    slat (msec): min=    0, max=   30, avg= 2.00, stdev= 2.81
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=48512, per=117.00%, avg=24256.00, stdev=34303.16
  cpu          : usr=5.23%, sys=1.64%, ctx=882
  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=17377
  read : io=100MiB, bw=4,427KiB/s, runt= 23681msec
    slat (msec): min=   61, max=20585, avg=16366.46, stdev=4305.17
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    8, max=20933, per=70.02%, avg=9301.26, stdev=6740.42
  write: io=94,480KiB, bw=6,791KiB/s, runt= 14246msec
    slat (msec): min=    0, max=  166, avg= 1.94, stdev= 6.05
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=83655, per=134.79%, avg=27943.00, stdev=48248.09
  cpu          : usr=4.93%, sys=1.84%, ctx=883
  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=13,283KiB/s, minb=4,427KiB/s, maxb=4,554KiB/s, mint=23021msec, maxt=23681msec
  WRITE: io=282MiB, aggrb=20,731KiB/s, minb=6,647KiB/s, maxb=7,779KiB/s, mint=23021msec, maxt=23681msec

Disk stats (read/write):
  sda: ios=3148/2166, merge=1635/69820, ticks=75984/1771964, in_queue=1855980, util=98.97%
3.62user 1.29system 0:23.98elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2420minor)pagefaults 0swaps