> What I understood from Arjan is that the problem isn't swapspace, but rather
> that shared-libs are implement via a COW trick, which always overcommits, no
> matter what.
The zero overcommit layer accounts address space not pages.
> Are you saying there is some new no-overcommit functionality in 2.6.19, or
> has this been there before?
Red Hat Enterprise Linux for a very long time, got merged upstream a long
long time ago to. Then got various fixes along the way. It's old
functionality.
Alan
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