Comment 4 for bug 1622567

Verified fix using kernel 3.2.0-111.

Before patched kernel:

ubuntu@lp1622567:~$ uname -a
Linux lp1622567 3.2.0-110-virtual #151-Ubuntu SMP Tue Aug 30 14:46:28 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
ubuntu@lp1622567:~$ free
             total used free shared buffers cached
Mem: 3786332 146904 3639428 0 11224 43648
-/+ buffers/cache: 92032 3694300
Swap: 0 0 0

After patched kernel:

ubuntu@lp1622567:~$ uname -a
Linux lp1622567 3.2.0-111-virtual #153-Ubuntu SMP Wed Sep 21 21:49:22 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
ubuntu@lp1622567:~$ free
             total used free shared buffers cached
Mem: 4048476 147860 3900616 0 11612 43616
-/+ buffers/cache: 92632 3955844
Swap: 0 0 0