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] [15.0% done] [ 31948/  2216 kb/s] [eta 00m:17s]
Threads: 3: [mmm] [22.2% done] [ 27320/     0 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [27.8% done] [ 18520/  9720 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [33.3% done] [ 10100/ 13896 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [36.8% done] [ 10012/ 10464 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [42.1% done] [ 15484/  8508 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [50.0% done] [ 14328/ 15196 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [55.6% done] [  5216/ 15616 kb/s] [eta 00m:08s]
Threads: 3: [mmm] [55.0% done] [  1420/ 11048 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [57.1% done] [  3076/  4504 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [59.1% done] [  5656/   584 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [60.9% done] [  8584/   944 kb/s] [eta 00m:09s]
Threads: 3: [mFF] [65.2% done] [  3932/  2112 kb/s] [eta 00m:08s]
Threads: 3: [FFF] [100.0% done] [  2204/  3396 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] [74.1% done] [  8420/     0 kb/s] [eta 00m:07s]
Threads: 1: [E_F] [100.0% done] [ 82868/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=12332
  read : io=100MiB, bw=4,936KiB/s, runt= 21243msec
    clat (msec): min=    0, max=  311, avg= 6.03, stdev=31.65
    bw (KiB/s) : min=   24, max=12767, per=36.64%, avg=5215.35, stdev=4152.73
  write: io=29,420KiB, bw=1,429KiB/s, runt= 21070msec
    clat (msec): min=    0, max=  298, avg= 9.59, stdev=37.92
    bw (KiB/s) : min=    0, max=13173, per=62.95%, avg=3887.29, stdev=3994.96
  cpu          : usr=4.46%, sys=1.17%, ctx=4497
  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=79.6%, 4=2.6%, 10=6.1%, 20=8.3%, 50=0.7%, 100=0.4%
     lat (msec): 250=1.5%, 500=0.7%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=12333
  read : io=100MiB, bw=5,074KiB/s, runt= 20664msec
    clat (msec): min=    0, max=  308, avg= 3.57, stdev=25.63
    bw (KiB/s) : min=    9, max=12972, per=29.70%, avg=4227.40, stdev=4589.70
  write: io=61,868KiB, bw=3,119KiB/s, runt= 20310msec
    clat (msec): min=    0, max=  340, avg= 7.31, stdev=35.73
    bw (KiB/s) : min=    0, max=16783, per=97.02%, avg=5990.89, stdev=5149.72
  cpu          : usr=5.59%, sys=0.97%, ctx=3170
  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=86.0%, 4=2.0%, 10=5.0%, 20=4.7%, 50=0.5%, 100=0.0%
     lat (msec): 250=1.2%, 500=0.5%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=12334
  read : io=100MiB, bw=4,745KiB/s, runt= 22098msec
    clat (msec): min=    0, max= 1166, avg= 5.00, stdev=41.23
    bw (KiB/s) : min=   10, max=15776, per=39.95%, avg=5686.63, stdev=5414.05
  write: io=40,588KiB, bw=1,900KiB/s, runt= 21866msec
    clat (msec): min=    0, max=  311, avg= 6.18, stdev=36.61
    bw (KiB/s) : min=    0, max=13292, per=87.23%, avg=5386.25, stdev=4660.44
  cpu          : usr=4.69%, sys=0.87%, ctx=2328
  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=88.9%, 4=1.5%, 10=4.0%, 20=3.4%, 50=0.4%, 100=0.0%
     lat (msec): 250=1.0%, 500=0.6%, 750=0.0%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=14,235KiB/s, minb=4,745KiB/s, maxb=5,074KiB/s, mint=20664msec, maxt=22098msec
  WRITE: io=129MiB, aggrb=6,175KiB/s, minb=1,429KiB/s, maxb=3,119KiB/s, mint=20664msec, maxt=22098msec

Disk stats (read/write):
  sda: ios=9783/1422, merge=0/31597, ticks=41892/1405904, in_queue=1447796, util=94.23%
3.14user 0.70system 0:23.50elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (9783major+101012minor)pagefaults 0swaps