Re: Linux 2.4.1-ac7

Rik van Riel (riel@conectiva.com.br)
Sat, 10 Feb 2001 10:36:05 -0200 (BRDT)


On Sat, 10 Feb 2001, Marcelo Tosatti wrote:
> On Sat, 10 Feb 2001, Mike Galbraith wrote:
>
> > This change makes my box swap madly under load.
>
> Swapped out pages were not being counted in the flushing limitation.
>
> Could you try the following patch?

Marcelo's patch should do the trick wrt. to making page_launder()
well-behaved again. It should fix the problems some people have
seen with bursty swap behaviour.

> --- linux.orig/mm/vmscan.c Sat Feb 10 08:26:17 2001
> +++ linux/mm/vmscan.c Sat Feb 10 09:34:20 2001
> @@ -515,6 +515,7 @@
>
> writepage(page);
> flushed_pages++;
> + max_launder--;
> page_cache_release(page);
>
> /* And re-start the thing.. */

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...

http://www.surriel.com/ http://www.conectiva.com/ http://distro.conectiva.com/

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