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] [ 18284/ 30104 kb/s] [eta 00m:15s]
Threads: 3: [mmm] [23.5% done] [ 24484/ 15192 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [31.2% done] [ 26684/ 17700 kb/s] [eta 00m:11s]
Threads: 3: [mFm] [37.5% done] [  8860/  6496 kb/s] [eta 00m:10s]
Threads: 3: [mFm] [41.2% done] [ 10420/  3964 kb/s] [eta 00m:10s]
Threads: 3: [mFm] [44.4% done] [  9496/  3712 kb/s] [eta 00m:10s]
Threads: 3: [mFm] [47.4% done] [  6232/  2636 kb/s] [eta 00m:10s]
Threads: 3: [mFm] [50.0% done] [  6000/  2924 kb/s] [eta 00m:10s]
Threads: 3: [mFm] [57.9% done] [ 11040/  1392 kb/s] [eta 00m:08s]
Threads: 3: [mFm] [63.2% done] [  5072/  4968 kb/s] [eta 00m:07s]
Threads: 2: [mEm] [65.0% done] [ 38356/  4256 kb/s] [eta 00m:07s]
Threads: 2: [F_m] [66.7% done] [  2830/  1089 kb/s] [eta 00m:07s]
Threads: 2: [F_m] [68.2% done] [     0/     0 kb/s] [eta 00m:07s]
Threads: 1: [E_F] [100.0% done] [ 51532/     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=31815
  read : io=100MiB, bw=6,473KiB/s, runt= 16197msec
    clat (msec): min=    0, max=  318, avg= 3.85, stdev=20.20
    bw (KiB/s) : min=    6, max=14426, per=27.34%, avg=4854.75, stdev=5227.43
  write: io=49,972KiB, bw=3,217KiB/s, runt= 15904msec
    clat (msec): min=    0, max=  317, avg= 7.31, stdev=27.76
    bw (KiB/s) : min=    0, max=13939, per=73.28%, avg=4705.05, stdev=5286.30
  cpu          : usr=6.45%, sys=1.51%, ctx=4359
  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=82.0%, 4=2.0%, 10=6.2%, 20=6.0%, 50=1.1%, 100=0.6%
     lat (msec): 250=1.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=31816
  read : io=100MiB, bw=8,013KiB/s, runt= 13085msec
    clat (msec): min=    0, max=  229, avg= 1.51, stdev=15.20
    bw (KiB/s) : min=    7, max=28729, per=94.10%, avg=16708.00, stdev=11290.92
  write: io=34,932KiB, bw=2,777KiB/s, runt= 12877msec
    clat (msec): min=    0, max=  220, avg= 2.24, stdev=17.45
    bw (KiB/s) : min=    0, max=18405, per=162.09%, avg=10407.60, stdev=9523.26
  cpu          : usr=7.64%, sys=1.10%, ctx=547
  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=97.3%, 4=0.1%, 10=0.8%, 20=0.5%, 50=0.0%, 100=0.1%
     lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=31817
  read : io=100MiB, bw=5,918KiB/s, runt= 17716msec
    clat (msec): min=    0, max= 2144, avg= 7.41, stdev=63.65
    bw (KiB/s) : min=   26, max=17273, per=30.20%, avg=5362.36, stdev=5203.48
  write: io=25,276KiB, bw=1,473KiB/s, runt= 17569msec
    clat (msec): min=    0, max=  314, avg= 6.88, stdev=30.21
    bw (KiB/s) : min=    0, max=13588, per=59.55%, avg=3823.44, stdev=4609.53
  cpu          : usr=5.26%, sys=1.06%, ctx=2734
  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=85.2%, 4=1.4%, 10=4.8%, 20=5.1%, 50=0.4%, 100=0.2%
     lat (msec): 250=2.3%, 500=0.2%, 750=0.1%, 1000=0.0%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=17,756KiB/s, minb=5,918KiB/s, maxb=8,013KiB/s, mint=13085msec, maxt=17716msec
  WRITE: io=108MiB, aggrb=6,421KiB/s, minb=1,473KiB/s, maxb=3,217KiB/s, mint=13085msec, maxt=17716msec

Disk stats (read/write):
  sda: ios=7527/1306, merge=0/26294, ticks=32008/1352856, in_queue=1384864, util=97.38%
2.98user 0.60system 0:18.18elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (7527major+97821minor)pagefaults 0swaps