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Re: [PATCH] vma limited swapin readahead
On Thu, 1 Feb 2001, David Gould wrote:
> On Thu, Feb 01, 2001 at 11:26:01AM +0000, Stephen C. Tweedie wrote:
> > Also remember that the readahead pages won't actually get mapped into
> > memory, so they can be recycled easily. So, under swapping you tend
> > to find that the extra readin pages are going to be replacing old,
> > unneeded readahead pages to some extent, rather than swapping out
> > useful pages.
>
> Ok. I am convinced. I would have even thought of this myself
> eventually...
See http://distro.conectiva.com.br/bugzilla/show_bug.cgi?id=1175
for more information about this bug, and a proposed way to fix
the problem.
Or the whole Linux-MM bugzilla:
http://www.linux-mm.org/bugzilla.shtml
cheers,
Rik
--
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.br/
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