On Tuesday 07 February 2006 18:11, Christoph Lameter wrote:
> On Tue, 7 Feb 2006, Andi Kleen wrote:
>
> > > are you sure this is not some older VM issue?
> >
> > Unless you implement page migration for all caches it's still there.
> > The only way to get rid of caches on a node currently is to throw them
> > away. And refetching them from disk is quite costly.
>
> The caches on a node are shrunk dynamically see the zone_reclaim
> functionality introduced in 2.6.16-rc2.
Yes, they're thrown away which is wasteful. If they were spread
around in the first place that often wouldn't be needed.
-Andi
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