fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1
...
fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1
Starting 3 threads
Threads: 3
Threads: 3
Threads: 3: [mmm] [16.7% done] [ 23972/ 11424 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [22.2% done] [ 17420/ 18176 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [27.8% done] [  6584/ 26568 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [33.3% done] [ 13316/  9272 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [36.8% done] [ 13072/ 12584 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [42.1% done] [ 24412/  3820 kb/s] [eta 00m:11s]
Threads: 3: [mmF] [47.4% done] [  5744/  8540 kb/s] [eta 00m:10s]
Threads: 3: [mmF] [52.6% done] [  9724/  2556 kb/s] [eta 00m:09s]
Threads: 3: [mmF] [55.0% done] [  3700/  2652 kb/s] [eta 00m:09s]
Threads: 3: [FmF] [54.5% done] [   712/   520 kb/s] [eta 00m:10s]
Threads: 3: [FmF] [56.5% done] [  1424/   188 kb/s] [eta 00m:10s]
Threads: 3: [FmF] [56.0% done] [   740/     0 kb/s] [eta 00m:11s]
Threads: 1: [_m_] [62.5% done] [ 79824/     0 kb/s] [eta 00m:09s]
Threads: 1: [_m_] [66.7% done] [  5432/  2944 kb/s] [eta 00m:08s]
Threads: 1: [_F_] [100.0% done] [     0/  1404 kb/s] [eta 00m:00s]
Threads: 1: [_V_] [75.0% done] [ 12604/     0 kb/s] [eta 00m:06s]
fio: (groupid=0): err= 0: pid=15707
  read : io=100MiB, bw=7,096KiB/s, runt= 14776msec
    clat (msec): min=    0, max=  229, avg= 2.88, stdev=19.31
    bw (KiB/s) : min=    3, max=13381, per=31.22%, avg=5318.12, stdev=5752.43
  write: io=56,212KiB, bw=3,985KiB/s, runt= 14444msec
    clat (msec): min=    0, max=  258, avg= 6.17, stdev=29.21
    bw (KiB/s) : min=    0, max=15152, per=89.98%, avg=5709.94, stdev=4991.19
  cpu          : usr=7.36%, sys=1.60%, ctx=2866
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=87.9%, 4=1.4%, 10=3.6%, 20=4.7%, 50=0.4%, 100=0.1%
     lat (msec): 250=1.7%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=15708
  read : io=100MiB, bw=5,679KiB/s, runt= 18464msec
    clat (msec): min=    0, max=  709, avg= 5.96, stdev=35.89
    bw (KiB/s) : min=   14, max=10477, per=25.79%, avg=4394.31, stdev=3989.73
  write: io=39,924KiB, bw=2,241KiB/s, runt= 18237msec
    clat (msec): min=    0, max=  773, avg= 9.19, stdev=43.03
    bw (KiB/s) : min=    0, max=10582, per=58.34%, avg=3702.06, stdev=3995.90
  cpu          : usr=5.35%, sys=1.36%, ctx=5576
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=76.6%, 4=2.4%, 10=7.8%, 20=9.3%, 50=1.6%, 100=0.1%
     lat (msec): 250=1.8%, 500=0.1%, 750=0.1%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=15709
  read : io=100MiB, bw=7,156KiB/s, runt= 14652msec
    clat (msec): min=    0, max=  339, avg= 3.75, stdev=28.53
    bw (KiB/s) : min=   10, max=22544, per=58.51%, avg=9968.86, stdev=7485.02
  write: io=16,892KiB, bw=1,188KiB/s, runt= 14550msec
    clat (msec): min=    0, max=  244, avg= 3.58, stdev=25.71
    bw (KiB/s) : min=    0, max=18323, per=115.14%, avg=7306.67, stdev=9708.47
  cpu          : usr=5.90%, sys=0.90%, ctx=633
  IO depths    : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
     lat (msec): 2=95.6%, 4=0.8%, 10=1.3%, 20=0.6%, 50=0.0%, 100=0.0%
     lat (msec): 250=1.4%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=17,037KiB/s, minb=5,679KiB/s, maxb=7,156KiB/s, mint=14652msec, maxt=18464msec
  WRITE: io=110MiB, aggrb=6,346KiB/s, minb=1,188KiB/s, maxb=3,985KiB/s, mint=14652msec, maxt=18464msec

Disk stats (read/write):
  sda: ios=8981/1201, merge=0/27142, ticks=38676/1092880, in_queue=1131556, util=96.91%
2.94user 0.69system 0:18.79elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (8967major+97097minor)pagefaults 0swaps