On Sat, 10 Feb 2001, Rik van Riel wrote:
> 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.
It's still reluctant to shrink cache. I'm hitting I/O saturation
at 20 jobs vs 30 with ac5. (difference seems to be the delta in
space taken by cache.. ~same space shows as additional swap volume).
-Mike
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