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SubjectRe: Plain 2.4.5 VM

On Wed, 30 May 2001, Mike Galbraith wrote:

> On Wed, 30 May 2001, Rik van Riel wrote:
> > On Wed, 30 May 2001, Marcelo Tosatti wrote:
> >
> > > The problem is that we allow _every_ task to age pages on the system
> > > at the same time --- this is one of the things which is fucking up.
> >
> > This should not have any effect on the ratio of cache
> > reclaiming vs. swapout use, though...
> It shouldn't.. but when many tasks are aging, it does.

What Rik means is that they are independant problems.

> Excluding these guys certainly seems to make a difference.

Sure, those guys are going to "help" kswapd to unmap pte's and allocate
swap space.

Now even if only kswapd does this job (meaning a sane amount of cache
reclaims/swapouts), you still have to deal with the reclaim/swapout


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