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SubjectRe: [PATCH] Add __GFP_MOVABLE for callers to flag allocations that may be migrated
On Tue, 5 Dec 2006 08:05:16 -0800 (PST)
Christoph Lameter <clameter@sgi.com> wrote:

> On Tue, 5 Dec 2006, Mel Gorman wrote:
>
> > That is one possibility. There are people working on fake nodes for containers
> > at the moment. If that pans out, the infrastructure would be available to
> > create one node per DIMM.
>
> Right that is a hack in use for one project.

Other projects can use it too. It has the distinct advantage that it works
with today's VM.

> We would be adding huge
> amounts of VM overhead if we do a node per DIMM.

No we wouldn't.

> So a desktop system with two dimms is to be treated like a NUMA
> system?

Could do that. Or make them separate zones.

> Or how else do we deal with the multitude of load balancing
> situations that the additional nodes will generate?

No such problems are known.
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