From: Robin Holt <holt@sgi.com>
To: Paul Jackson <pj@sgi.com>
Cc: raybry@sgi.com, linux-mm@kvack.org, holt@sgi.com, ak@muc.de,
haveblue@us.ibm.com, marcello@cyclades.com,
stevel@mwwireless.net, peterc@gelato.unsw.edu.au
Subject: Re: manual page migration -- issue list
Date: Tue, 15 Feb 2005 20:01:38 -0600 [thread overview]
Message-ID: <20050216020138.GC28354@lnx-holt.americas.sgi.com> (raw)
In-Reply-To: <20050215171709.64b155ec.pj@sgi.com>
On Tue, Feb 15, 2005 at 05:17:09PM -0800, Paul Jackson wrote:
> As a straw man, let me push the factored migration call to the
> extreme, and propose a call:
>
> sys_page_migrate(pid, oldnode, newnode)
Go look at the mappings in /proc/<pid>/maps once and you will see
how painful this can make things. Especially for an applications
with shared mappings. Overlapping nodes with the above will make
a complete mess of your memory placement.
Robin
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next prev parent reply other threads:[~2005-02-16 2:01 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-15 23:52 Ray Bryant
2005-02-16 0:09 ` Paul Jackson
2005-02-16 0:28 ` Ray Bryant
2005-02-16 0:51 ` Paul Jackson
2005-02-16 1:17 ` Paul Jackson
2005-02-16 2:01 ` Robin Holt [this message]
2005-02-16 4:04 ` Ray Bryant
2005-02-16 4:28 ` Paul Jackson
2005-02-16 4:24 ` Paul Jackson
2005-02-16 3:55 ` Ray Bryant
2005-02-16 1:56 ` Robin Holt
2005-02-16 4:22 ` Paul Jackson
2005-02-16 9:20 ` Robin Holt
2005-02-16 10:20 ` Paul Jackson
2005-02-16 11:30 ` Robin Holt
2005-02-16 15:45 ` Paul Jackson
2005-02-16 16:08 ` Robin Holt
2005-02-16 19:23 ` Paul Jackson
2005-02-16 19:56 ` Robin Holt
2005-02-16 23:08 ` Ray Bryant
2005-02-16 23:05 ` Ray Bryant
2005-02-17 0:28 ` Paul Jackson
2005-02-16 1:41 ` Paul Jackson
2005-02-16 3:56 ` Ray Bryant
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