Re: Kernel 2.4.16 & Heavy I/O

Rik van Riel (riel@conectiva.com.br)
Fri, 7 Dec 2001 20:02:01 -0200 (BRST)

On Fri, 7 Dec 2001, Mike Galbraith wrote:
> On Fri, 7 Dec 2001, Alan Cox wrote:
>
> > > In Rik's VM I had a problem with use-once when Bonnie was doing
> > > rewrite. It's used-twice data became too hard to get rid of at
> >
> > You are not supposed to use Riel's VM with use-once. The two were never
> > intended to be combined.
>
> I like the idea behind use-once very much, but given the side-effects
> seen here.... I'm not sure.

Page aging achieves something pretty close to use-once, but
without the side effects. Pages which are used once put some
pressure on the working set, but very little.

kind regards,

Rik

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


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