Re: Migrate pages from a ccNUMA node to another - patch

From: IWAMOTO Toshihiro <>
Date: 2004-03-30 18:27:41
Hi Zoltan,

At Fri, 26 Mar 2004 09:20:46 -0800,
Dave Hansen wrote:
> Have you considered any common ground your patch might share with the
> people doing memory hotplug?
> They have a similar problem to your migration that occurs when a user
> wants to remove a whole or partial NUMA node.  

Processes must be migrated to other nodes when a node is being
removed.  Conversely, processes may be migrated from other nodes when
a node is added.  I'm not familiar with NUMA things, and I think our
team doesn't have a particular solution.  If you have some idea,
that's great.

BTW, it seems page migration can use my remap_onepage function.  Our
code can move most kinds of pages including hugetlbfs pages and page

IWAMOTO Toshihiro
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Received on Tue Mar 30 03:33:31 2004

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