Re: 2.4.10 VM: what avoids from having lots of unwriteable inactive

Linus Torvalds (
Mon, 24 Sep 2001 16:54:59 -0700 (PDT)

On Mon, 24 Sep 2001, Marcelo Tosatti wrote:
> What avoids us from having a lot of unfreeable (eg mapped by ptes) pages
> on the inactive list ?


If we can't shrink them, we'll fall out and do vmscanning.

Which is exactly what we want to do - it automatically acts as a "uhhuh,
we've got to do something now" thing.

The tuning may be way off, of course. If we scan too many pages, we won't
fall out early enough..


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