Re: Is swap == 2 * RAM a permanent thing?

From: Rik van Riel (riel@conectiva.com.br)
Date: Thu Mar 15 2001 - 18:26:35 EST

On Thu, 15 Mar 2001, christophe barbe wrote:

> Please Rik, could you explain what you mean with "reclaim swap
> space when we run out". In my (limited) understanding, when
> there's no more free memory (ram and swap space), the kernel
> starts to kill process (and the choice is a difficult point).
> Are you proposing to add an API to reclaim swap instead of
> killing process ?

When we swap something in from swap, it is in effect "duplicated"
in memory and swap. Freeing the swap space of these duplicates
will mean we have, effectively, more swap space.

Rik 

--
Linux MM bugzilla: http://linux-mm.org/bugzilla.shtml

Virtual memory is like a game you can't win;
However, without VM there's truly nothing to lose...

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This archive was generated by hypermail 2b29 : Thu Mar 15 2001 - 21:00:18 EST