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: [mmF] [18.8% done] [  7318/103277 kb/s] [eta 00m:13s]
Threads: 3: [mFF] [44.4% done] [  1024/ 74906 kb/s] [eta 00m:05s]
Threads: 3: [FFF] [100.0% done] [   614/ 40337 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: [FVF] [66.7% done] [     0/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [68.2% done] [ 13223/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [72.7% done] [ 28533/     0 kb/s] [eta 00m:06s]
Threads: 3: [VVV] [81.0% done] [ 27765/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [85.7% done] [ 25323/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [90.5% done] [ 34316/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 35571/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 35470/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 30325/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 32292/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=27487
  read : io=100MiB, bw=4,436KiB/s, runt= 23635msec
    slat (msec): min=   30, max=18847, avg=14023.77, stdev=4123.79
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=21550, per=56.86%, avg=7563.58, stdev=5975.65
  write: io=95,592KiB, bw=7,040KiB/s, runt= 13903msec
    slat (msec): min=    0, max=   36, avg= 1.91, stdev= 2.83
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=109119, per=177.82%, avg=36406.00, stdev=62971.32
  cpu          : usr=5.11%, sys=1.47%, ctx=869
  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=27488
  read : io=100MiB, bw=4,434KiB/s, runt= 23648msec
    slat (msec): min=  121, max=20115, avg=14993.43, stdev=4759.57
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    1, max=18702, per=63.15%, avg=8399.62, stdev=5274.47
  write: io=89,708KiB, bw=6,587KiB/s, runt= 13944msec
    slat (msec): min=    0, max=   16, avg= 1.62, stdev= 1.84
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=115518, per=282.11%, avg=57759.00, stdev=81683.56
  cpu          : usr=4.97%, sys=1.44%, ctx=902
  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=27489
  read : io=100MiB, bw=4,456KiB/s, runt= 23531msec
    slat (msec): min=  113, max=20883, avg=15855.62, stdev=4264.89
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   19, max=16841, per=67.89%, avg=9030.42, stdev=5130.84
  write: io=93,508KiB, bw=6,867KiB/s, runt= 13942msec
    slat (msec): min=    0, max=   12, avg= 1.74, stdev= 1.86
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=114402, per=279.38%, avg=57201.00, stdev=80894.43
  cpu          : usr=4.95%, sys=1.60%, ctx=842
  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=13,302KiB/s, minb=4,434KiB/s, maxb=4,456KiB/s, mint=23531msec, maxt=23648msec
  WRITE: io=272MiB, aggrb=20,474KiB/s, minb=6,587KiB/s, maxb=7,040KiB/s, mint=23531msec, maxt=23648msec

Disk stats (read/write):
  sda: ios=3351/1816, merge=1397/67880, ticks=74532/1559836, in_queue=1634364, util=99.19%
3.62user 1.09system 0:23.87elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2444minor)pagefaults 0swaps