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] [50.0% done] [  8232/ 50136 kb/s] [eta 00m:03s]
Threads: 3: [mFF] [50.0% done] [  2700/ 26288 kb/s] [eta 00m:04s]
Threads: 3: [mFF] [45.5% done] [  1088/     0 kb/s] [eta 00m:06s]
Threads: 3: [FFF] [100.0% done] [   836/ 31928 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] [  6548/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 26248/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 23384/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [85.7% done] [ 32892/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [90.5% done] [ 31700/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 35472/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 38124/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 28007/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 34804/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=3699
  read : io=100MiB, bw=4,404KiB/s, runt= 23805msec
    slat (msec): min=   48, max=17975, avg=12025.93, stdev=5317.91
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    9, max=17148, per=56.08%, avg=7329.17, stdev=5245.41
  write: io=87,036KiB, bw=6,087KiB/s, runt= 14640msec
    slat (msec): min=    0, max=  104, avg= 2.27, stdev= 6.80
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=95761, per=166.51%, avg=31971.00, stdev=55243.81
  cpu          : usr=4.92%, sys=1.39%, ctx=1143
  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=3700
  read : io=100MiB, bw=4,463KiB/s, runt= 23490msec
    slat (msec): min=   52, max=21250, avg=16526.74, stdev=4352.15
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=22209, per=73.90%, avg=9658.17, stdev=6841.17
  write: io=95,580KiB, bw=6,674KiB/s, runt= 14664msec
    slat (msec): min=    0, max=   58, avg= 2.05, stdev= 3.24
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=96436, per=168.08%, avg=32274.00, stdev=55566.26
  cpu          : usr=5.28%, sys=1.46%, ctx=893
  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=3701
  read : io=100MiB, bw=4,356KiB/s, runt= 24070msec
    slat (msec): min=   57, max=20924, avg=16157.82, stdev=5126.29
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   12, max=18916, per=68.00%, avg=8886.30, stdev=5766.41
  write: io=92,352KiB, bw=6,463KiB/s, runt= 14632msec
    slat (msec): min=    0, max=   12, avg= 1.91, stdev= 2.10
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=24594, per=64.04%, avg=12297.00, stdev=17390.58
  cpu          : usr=5.04%, sys=1.46%, ctx=992
  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=13,069KiB/s, minb=4,356KiB/s, maxb=4,463KiB/s, mint=23490msec, maxt=24070msec
  WRITE: io=269MiB, aggrb=19,201KiB/s, minb=6,087KiB/s, maxb=6,674KiB/s, mint=23490msec, maxt=24070msec

Disk stats (read/write):
  sda: ios=3590/1772, merge=1304/66994, ticks=74864/1767588, in_queue=1842596, util=98.92%
3.66user 1.06system 0:24.35elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2414minor)pagefaults 0swaps