Demo: Memory Sharing

Demo	What it shows
uss-pss-rss/	RSS, PSS and USS for one process, area by area, from /proc/<pid>/smaps and smem.
uss-pss-rss-multiple/	Ten processes from one executable or from ten, static or dynamic, and what each metric says.
fork-cow/	fork() shares 64 MB at no cost; the child reads it with 0 faults and writes it with 16,384.