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: [Fmm] [7.5% done] [  5407/ 28636 kb/s] [eta 00m:37s]
Threads: 3: [Fmm] [9.8% done] [  4734/ 26820 kb/s] [eta 00m:37s]
Threads: 3: [Fmm] [50.0% done] [  4671/ 62932 kb/s] [eta 00m:05s]
Threads: 3: [FmF] [66.7% done] [  1693/ 40188 kb/s] [eta 00m:03s]
Threads: 3: [FFF] [100.0% done] [     0/  9913 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] [73.7% done] [  7660/     0 kb/s] [eta 00m:05s]
Threads: 3: [VVV] [68.2% done] [ 17562/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [69.6% done] [ 27250/     0 kb/s] [eta 00m:07s]
Threads: 3: [VVV] [81.0% done] [ 36702/     0 kb/s] [eta 00m:04s]
Threads: 3: [VVV] [85.7% done] [ 30631/     0 kb/s] [eta 00m:03s]
Threads: 3: [VVV] [90.5% done] [ 33811/     0 kb/s] [eta 00m:02s]
Threads: 3: [VVV] [100.0% done] [ 31560/     0 kb/s] [eta 00m:00s]
Threads: 3: [VVV] [100.0% done] [ 35031/     0 kb/s] [eta 00m:00s]
Threads: 2: [_VV] [100.0% done] [ 29324/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=14480
  read : io=100MiB, bw=4,825KiB/s, runt= 21731msec
    slat (msec): min=13086, max=20825, avg=17053.74, stdev=2074.51
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=22691, per=97.85%, avg=13000.54, stdev=6471.13
  write: io=100MiB, bw=7,668KiB/s, runt= 13673msec
    slat (msec): min=    0, max=   12, avg= 1.87, stdev= 2.03
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=115862, per=298.03%, avg=57931.00, stdev=81926.81
  cpu          : usr=5.49%, sys=1.79%, ctx=742
  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%
fio: (groupid=0): err= 0: pid=14481
  read : io=100MiB, bw=4,482KiB/s, runt= 23393msec
    slat (msec): min=  124, max=17200, avg=12049.02, stdev=4920.05
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=   18, max=18072, per=53.41%, avg=7095.83, stdev=5613.27
  write: io=86,412KiB, bw=6,144KiB/s, runt= 14401msec
    slat (msec): min=    0, max=  319, avg= 1.86, stdev= 8.49
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=70731, per=121.39%, avg=23595.00, stdev=40820.98
  cpu          : usr=5.03%, sys=1.54%, ctx=1119
  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=14482
  read : io=100MiB, bw=4,428KiB/s, runt= 23676msec
    slat (msec): min=   93, max=18423, avg=13627.28, stdev=4639.17
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    1, max=18544, per=59.35%, avg=7885.05, stdev=5368.42
  write: io=84,712KiB, bw=6,020KiB/s, runt= 14409msec
    slat (msec): min=    0, max=   11, avg= 1.59, stdev= 1.74
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=    0, max=116242, per=299.01%, avg=58121.00, stdev=82195.51
  cpu          : usr=4.70%, sys=1.59%, ctx=1044
  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=13,286KiB/s, minb=4,428KiB/s, maxb=4,825KiB/s, mint=21731msec, maxt=23676msec
  WRITE: io=267MiB, aggrb=19,438KiB/s, minb=6,020KiB/s, maxb=7,668KiB/s, mint=21731msec, maxt=23676msec

Disk stats (read/write):
  sda: ios=3512/1844, merge=1238/66559, ticks=72588/1864188, in_queue=1937580, util=99.34%
3.53user 1.14system 0:24.04elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+2405minor)pagefaults 0swaps