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: [FmF] [60.0% done] [   945/ 89408 kb/s] [eta 00m:02s]
Threads: 3: [FFF] [100.0% done] [     0/ 25188 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: [FFF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [68.2% done] [  5041/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 25690/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [73.9% done] [ 30739/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.8% done] [ 31574/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [90.5% done] [ 30566/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 36180/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 32598/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 38128/     0 kb/s] [eta 00m:00s]
Threads: 2: [V_V] [100.0% done] [ 33472/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=5133
  read : io=100MiB, bw=4,316KiB/s, runt= 24295msec
    slat (msec): min=  263, max=22710, avg=19239.27, stdev=2933.14
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=23123, per=81.75%, avg=10584.53, stdev=6107.98
  write: io=99,800KiB, bw=6,899KiB/s, runt= 14812msec
    slat (msec): min=    0, max=   14, avg= 1.91, stdev= 2.00
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=113567, per=285.24%, avg=56783.50, stdev=80304.00
  cpu          : usr=5.25%, sys=1.60%, ctx=830
  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=5134
  read : io=100MiB, bw=4,499KiB/s, runt= 23306msec
    slat (msec): min=   55, max=20128, avg=14967.25, stdev=4363.96
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    8, max=21252, per=72.90%, avg=9438.56, stdev=5040.39
  write: io=92,076KiB, bw=6,356KiB/s, runt= 14834msec
    slat (msec): min=    0, max=    9, avg= 1.62, stdev= 1.76
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=117070, per=294.04%, avg=58535.00, stdev=82780.99
  cpu          : usr=5.17%, sys=1.46%, ctx=1003
  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=5135
  read : io=100MiB, bw=4,322KiB/s, runt= 24256msec
    slat (msec): min=  179, max=22123, avg=18067.44, stdev=3668.24
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   14, max=20127, per=75.57%, avg=9785.19, stdev=5364.51
  write: io=96,700KiB, bw=6,670KiB/s, runt= 14844msec
    slat (msec): min=    0, max=   17, avg= 1.71, stdev= 2.00
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=111869, per=280.98%, avg=55934.50, stdev=79103.33
  cpu          : usr=4.90%, sys=1.55%, ctx=1064
  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=12,948KiB/s, minb=4,316KiB/s, maxb=4,499KiB/s, mint=23306msec, maxt=24295msec
  WRITE: io=282MiB, aggrb=19,907KiB/s, minb=6,356KiB/s, maxb=6,899KiB/s, mint=23306msec, maxt=24295msec

Disk stats (read/write):
  sda: ios=3164/2192, merge=1271/69768, ticks=98024/1860984, in_queue=1961884, util=98.62%
3.70user 1.11system 0:24.71elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2421minor)pagefaults 0swaps