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: [mmF] [27.3% done] [ 17380/  9248 kb/s] [eta 00m:08s]
Threads: 3: [mmF] [33.3% done] [  8860/  8976 kb/s] [eta 00m:08s]
Threads: 3: [mmF] [41.7% done] [ 12420/  8248 kb/s] [eta 00m:07s]
Threads: 3: [mmF] [46.2% done] [ 11736/  3668 kb/s] [eta 00m:07s]
Threads: 3: [mmF] [50.0% done] [ 13720/  4516 kb/s] [eta 00m:07s]
Threads: 3: [mmF] [57.1% done] [  9552/  6248 kb/s] [eta 00m:06s]
Threads: 3: [mmF] [56.2% done] [  6980/  3164 kb/s] [eta 00m:07s]
Threads: 3: [mmF] [58.8% done] [  5824/  1692 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [61.1% done] [  4636/  2248 kb/s] [eta 00m:07s]
Threads: 3: [FmF] [66.7% done] [  4692/   836 kb/s] [eta 00m:06s]
Threads: 3: [FFF] [100.0% done] [  3548/   908 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: 1: [_F_] [100.0% done] [ 88796/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=11690
  read : io=100MiB, bw=6,577KiB/s, runt= 15941msec
    clat (msec): min=    0, max=  203, avg= 3.24, stdev=19.54
    bw (KiB/s) : min=    6, max=13609, per=34.40%, avg=6411.65, stdev=5580.74
  write: io=44,388KiB, bw=2,897KiB/s, runt= 15686msec
    clat (msec): min=    0, max=  205, avg= 5.91, stdev=28.07
    bw (KiB/s) : min=    0, max=22583, per=81.06%, avg=6023.54, stdev=6461.52
  cpu          : usr=6.25%, sys=1.30%, ctx=2425
  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=89.6%, 4=1.1%, 10=3.3%, 20=3.2%, 50=0.6%, 100=0.3%
     lat (msec): 250=1.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=11691
  read : io=100MiB, bw=6,213KiB/s, runt= 16876msec
    clat (msec): min=    0, max=  214, avg= 5.14, stdev=20.61
    bw (KiB/s) : min=   17, max=15428, per=31.27%, avg=5827.86, stdev=4846.21
  write: io=32,340KiB, bw=1,984KiB/s, runt= 16691msec
    clat (msec): min=    0, max=  208, avg= 7.43, stdev=26.08
    bw (KiB/s) : min=    0, max=17996, per=68.95%, avg=5123.42, stdev=5901.33
  cpu          : usr=5.83%, sys=1.61%, ctx=4988
  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=76.4%, 4=2.4%, 10=7.8%, 20=9.0%, 50=1.3%, 100=1.4%
     lat (msec): 250=1.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=11692
  read : io=100MiB, bw=6,754KiB/s, runt= 15523msec
    clat (msec): min=    0, max=    6, avg= 0.00, stdev= 0.15
    bw (KiB/s) : min=    5, max=118530, per=212.00%, avg=39516.00, stdev=68428.13
  write: io=44,408KiB, bw=2,978KiB/s, runt= 15266msec
    clat (msec): min=    0, max= 1113, avg= 1.16, stdev=34.69
    bw (KiB/s) : min=    0, max=28342, per=190.70%, avg=14171.00, stdev=20040.82
  cpu          : usr=6.65%, sys=1.21%, ctx=60
  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%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=18,640KiB/s, minb=6,213KiB/s, maxb=6,754KiB/s, mint=15523msec, maxt=16876msec
  WRITE: io=118MiB, aggrb=7,431KiB/s, minb=1,984KiB/s, maxb=2,978KiB/s, mint=15523msec, maxt=16876msec

Disk stats (read/write):
  sda: ios=7247/1217, merge=0/29139, ticks=23144/1912232, in_queue=1935376, util=97.95%
3.01user 0.69system 0:17.26elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (7245major+100839minor)pagefaults 0swaps