[Catalyst] Catalyst benchmark 5.7 VS 5.8

[Tomas Doran]

Fayland Lam wrote:
> from the top, each httpd takes 20M more RAM in 5.8 compared with 5.7

No, that'll be 20Mb of RAM _in total_, as all of those pages should be 
shared between your apache processes (given that you're preloading your 
application in the parent process).

top totally doesn't show how much RAM is shared by copy on write at all, 
and so is misleading you here.

Cheers
t0m