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] [7.1% done] [   884/ 79788 kb/s] [eta 00m:39s]
Threads: 3: [FFm] [7.5% done] [   828/     0 kb/s] [eta 00m:49s]
Threads: 3: [FFF] [100.0% done] [   956/ 89868 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] [70.0% done] [ 12564/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [75.0% done] [ 31716/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [80.0% done] [ 27560/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [85.0% done] [ 26176/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [94.7% done] [ 35624/     0 kb/s] [eta 00m:01s]
Threads: 3: [VVV] [100.0% done] [ 37860/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 36344/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 26044/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 33856/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=13816
  read : io=100MiB, bw=4,639KiB/s, runt= 22603msec
    slat (msec): min=  154, max=21029, avg=17059.86, stdev=2920.09
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=22903, per=74.59%, avg=10267.38, stdev=7901.19
  write: io=99MiB, bw=7,847KiB/s, runt= 13204msec
    slat (msec): min=    0, max=  157, avg= 1.96, stdev= 4.34
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=85470, per=135.23%, avg=29632.00, stdev=48387.46
  cpu          : usr=5.38%, sys=2.05%, ctx=764
  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=13817
  read : io=100MiB, bw=4,588KiB/s, runt= 22853msec
    slat (msec): min=  121, max=20228, avg=15496.84, stdev=4480.88
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   19, max=20150, per=65.15%, avg=8968.06, stdev=5321.69
  write: io=92,624KiB, bw=7,154KiB/s, runt= 13257msec
    slat (msec): min=    0, max=   15, avg= 1.86, stdev= 2.12
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=115502, per=263.56%, avg=57751.00, stdev=81672.25
  cpu          : usr=5.37%, sys=1.70%, ctx=919
  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=13818
  read : io=100MiB, bw=4,666KiB/s, runt= 22469msec
    slat (msec): min=   54, max=17638, avg=12699.66, stdev=3975.54
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    9, max=20055, per=60.37%, avg=8310.10, stdev=5827.67
  write: io=89,868KiB, bw=6,942KiB/s, runt= 13255msec
    slat (msec): min=    0, max=    9, avg= 1.65, stdev= 1.76
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=117974, per=269.20%, avg=58987.00, stdev=83420.22
  cpu          : usr=5.32%, sys=1.58%, ctx=1012
  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=13,765KiB/s, minb=4,588KiB/s, maxb=4,666KiB/s, mint=22469msec, maxt=22853msec
  WRITE: io=277MiB, aggrb=21,912KiB/s, minb=6,942KiB/s, maxb=7,847KiB/s, mint=22469msec, maxt=22853msec

Disk stats (read/write):
  sda: ios=3268/1962, merge=1386/68804, ticks=79368/1642052, in_queue=1722412, util=99.28%
3.70user 1.21system 0:23.14elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2410minor)pagefaults 0swaps