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] [13.0% done] [ 21050/  7023 kb/s] [eta 00m:20s]
Threads: 3: [mmm] [22.2% done] [ 34576/     0 kb/s] [eta 00m:14s]
Threads: 3: [mmm] [27.8% done] [ 10824/ 17596 kb/s] [eta 00m:13s]
Threads: 3: [mmm] [33.3% done] [ 23620/  3280 kb/s] [eta 00m:12s]
Threads: 3: [mmm] [38.9% done] [ 12400/ 17276 kb/s] [eta 00m:11s]
Threads: 3: [mmm] [44.4% done] [ 21952/  6184 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [47.4% done] [ 14340/  5032 kb/s] [eta 00m:10s]
Threads: 3: [mmm] [52.6% done] [ 13008/  6244 kb/s] [eta 00m:09s]
Threads: 3: [mmm] [57.9% done] [  1480/ 10856 kb/s] [eta 00m:08s]
Threads: 3: [Fmm] [60.0% done] [  4612/  2756 kb/s] [eta 00m:08s]
Threads: 3: [Fmm] [61.9% done] [  3740/  2256 kb/s] [eta 00m:08s]
Threads: 3: [FmF] [63.6% done] [  5844/     0 kb/s] [eta 00m:08s]
Threads: 3: [FmF] [68.2% done] [  3852/  1564 kb/s] [eta 00m:07s]
Threads: 3: [FFF] [100.0% done] [     0/   365 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: 2: [_FF] [100.0% done] [ 41004/     0 kb/s] [eta 00m:00s]
fio: (groupid=0): err= 0: pid=5230
  read : io=100MiB, bw=5,568KiB/s, runt= 18831msec
    clat (msec): min=    0, max=  274, avg= 4.03, stdev=22.67
    bw (KiB/s) : min=    3, max=15374, per=40.32%, avg=6239.74, stdev=5233.23
  write: io=40,844KiB, bw=2,249KiB/s, runt= 18595msec
    clat (msec): min=    0, max=  267, avg= 6.61, stdev=30.34
    bw (KiB/s) : min=    0, max=26552, per=109.81%, avg=5849.75, stdev=7798.51
  cpu          : usr=5.01%, sys=1.17%, ctx=3075
  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=1.5%, 10=5.0%, 20=5.5%, 50=0.5%, 100=0.0%
     lat (msec): 250=1.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=5231
  read : io=100MiB, bw=5,158KiB/s, runt= 20326msec
    clat (msec): min=    0, max=  274, avg= 4.63, stdev=23.19
    bw (KiB/s) : min=    3, max=13762, per=29.68%, avg=4592.83, stdev=4180.67
  write: io=45,936KiB, bw=2,344KiB/s, runt= 20065msec
    clat (msec): min=    0, max=  313, avg= 8.50, stdev=32.60
    bw (KiB/s) : min=    0, max=11550, per=75.60%, avg=4027.00, stdev=3929.87
  cpu          : usr=5.23%, sys=1.36%, ctx=4882
  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=80.0%, 4=2.1%, 10=6.6%, 20=7.7%, 50=0.8%, 100=0.7%
     lat (msec): 250=1.8%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0%
fio: (groupid=0): err= 0: pid=5232
  read : io=100MiB, bw=5,303KiB/s, runt= 19770msec
    clat (msec): min=    0, max=  789, avg= 5.99, stdev=38.56
    bw (KiB/s) : min=    6, max=13380, per=42.50%, avg=6577.82, stdev=4878.45
  write: io=17,604KiB, bw=916KiB/s, runt= 19664msec
    clat (msec): min=    0, max=  345, avg= 7.57, stdev=39.50
    bw (KiB/s) : min=    0, max=11609, per=69.10%, avg=3681.11, stdev=4576.71
  cpu          : usr=4.59%, sys=0.67%, ctx=1821
  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=89.7%, 4=0.9%, 10=3.5%, 20=3.0%, 50=0.3%, 100=0.1%
     lat (msec): 250=1.9%, 500=0.5%, 750=0.1%, 1000=0.1%, >=2000=0.0%

Run status group 0 (all jobs):
   READ: io=300MiB, aggrb=15,476KiB/s, minb=5,158KiB/s, maxb=5,568KiB/s, mint=18831msec, maxt=20326msec
  WRITE: io=102MiB, aggrb=5,327KiB/s, minb=916KiB/s, maxb=2,344KiB/s, mint=18831msec, maxt=20326msec

Disk stats (read/write):
  sda: ios=9522/1195, merge=0/24968, ticks=37284/1514060, in_queue=1551344, util=98.08%
2.92user 0.75system 0:20.66elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (9521major+94381minor)pagefaults 0swaps