schneems/get_process_mem — pull request #4 by ksoderstrom (2014-04-03 02:05:18+00:00)
Title: add 0.5 to all PSS values to handle truncation in kernel

The [linux kernel apparently bit shifts the PSS value](http://lxr.free-electrons.com/source/fs/proc/task_mmu.c#L614), so it's truncated. Adding 0.5 to all the values averages this out and gives us a more accurate result.