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: 2
Threads: 2: [_mm] [23.1% done] [ 17155/  9822 kb/s] [eta 00m:10s]
Threads: 2: [_mm] [33.3% done] [ 21070/  4375 kb/s] [eta 00m:08s]
Threads: 2: [_mm] [41.7% done] [  2276/ 22023 kb/s] [eta 00m:07s]
Threads: 2: [_mm] [50.0% done] [ 15096/ 12591 kb/s] [eta 00m:06s]
Threads: 2: [_mm] [53.8% done] [ 19247/  2095 kb/s] [eta 00m:06s]
Threads: 2: [_mm] [57.1% done] [  4198/  3875 kb/s] [eta 00m:06s]
Threads: 2: [_mF] [60.0% done] [  2201/  5395 kb/s] [eta 00m:06s]
Threads: 2: [_mF] [62.5% done] [  3997/   326 kb/s] [eta 00m:06s]
Threads: 2: [_mF] [64.7% done] [  5360/     0 kb/s] [eta 00m:06s]
Threads: 2: [_FF] [100.0% done] [  2504/  2674 kb/s] [eta 00m:00s]
Threads: 2: [_FF] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
Threads: 1: [_FE] [100.0% done] [ 31688/     0 kb/s] [eta 00m:00s]
Threads: 1: [_F_] [100.0% done] [     0/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=5191
  read : io=100MiB, bw=75,709KiB/s, runt=  1385msec
    clat (msec): min=    0, max=    0, avg= 0.00, stdev= 0.00
    bw (KiB/s) : min=115941, max=115941, per=581.27%, avg=115941.00, stdev=-1.00
  cpu          : usr=60.61%, sys=5.19%, ctx=4
  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=99.8%, 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=5192
  read : io=100MiB, bw=6,648KiB/s, runt= 15771msec
    clat (msec): min=    0, max=  151, avg= 3.99, stdev=15.00
    bw (KiB/s) : min=    8, max=12802, per=25.05%, avg=4997.11, stdev=4456.88
  write: io=45,692KiB, bw=3,016KiB/s, runt= 15512msec
    clat (msec): min=    0, max=  157, avg= 6.75, stdev=20.45
    bw (KiB/s) : min=    0, max=21712, per=104.43%, avg=5367.81, stdev=6234.53
  cpu          : usr=6.72%, sys=1.39%, ctx=5806
  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=76.1%, 4=3.3%, 10=7.4%, 20=8.7%, 50=2.1%, 100=1.1%
     lat (msec): 250=1.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=5193
  read : io=100MiB, bw=7,404KiB/s, runt= 14162msec
    clat (msec): min=    0, max=  329, avg= 3.03, stdev=18.90
    bw (KiB/s) : min=    9, max=19405, per=49.43%, avg=9859.54, stdev=8003.33
  write: io=32,184KiB, bw=2,358KiB/s, runt= 13975msec
    clat (msec): min=    0, max=  138, avg= 4.70, stdev=18.28
    bw (KiB/s) : min=    0, max=15720, per=127.34%, avg=6545.25, stdev=7203.24
  cpu          : usr=7.03%, sys=1.33%, ctx=2549
  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=87.6%, 4=1.6%, 10=4.0%, 20=4.0%, 50=0.7%, 100=0.2%
     lat (msec): 250=1.6%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=19,946KiB/s, minb=6,648KiB/s, maxb=75,709KiB/s, mint=1385msec, maxt=15771msec
  WRITE: io=77,876KiB, aggrb=5,140KiB/s, minb=0KiB/s, maxb=3,016KiB/s, mint=1385msec, maxt=15771msec

Disk stats (read/write):
  sda: ios=8297/923, merge=0/18593, ticks=19080/929212, in_queue=948288, util=96.60%
2.90user 0.48system 0:16.36elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (8297major+88958minor)pagefaults 0swaps