linux-kernel - RE: Superpages Project - sourceforge.net/projects/linuxsuperpages

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Message-ID: <F9E7AD49A6823D4AA5A36E1DE32F0F9B27570B8D13@GVW1092EXB.americas.hpqcorp.net>
Date:	Wed, 15 Oct 2008 11:17:33 +0000
From:	"Wildman, Tom" <tom.wildman@...com>
To:	Alan Jenkins <alan-jenkins@...fmail.co.uk>
CC:	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"alan@...hat.com" <alan@...hat.com>
Subject: RE: Superpages Project  -  sourceforge.net/projects/linuxsuperpages


Alan,

I agree that it is not easy to find so I will add a link to the wiki section on the front page (if possible).

http://linuxsuperpages.wiki.sourceforge.net/

/Tom

-----Original Message-----
From: Alan Jenkins [mailto:alan.christopher.jenkins@...glemail.com] On Behalf Of Alan Jenkins
Sent: Wednesday, October 15, 2008 4:30 AM
To: Wildman, Tom
Cc: linux-mm@...ck.org; linux-kernel@...r.kernel.org; alan@...hat.com
Subject: Re: Superpages Project - sourceforge.net/projects/linuxsuperpages

Wildman, Tom wrote:
> A new project has been created at SourceForge with an implementation of the Rice University's Superpages FreeBSD prototype that has been ported to the 2.6 Linux kernel for IA64, x86-64, and x86-32.
>
> The project can be found at:
> http://sourceforge.net/projects/linuxsuperpages
>

Maybe I'm just struggling with the re-designed Sourceforge, but I can't find a link to the "Wiki section" mentioned in the summary.

> The major benefit of supporting Superpages is increased memory reach of the processor's TLB, which reduces the number of TLB misses in applications that have large data sets.  Some benchmarks have been improved 20% in execution time.
>
> Reference www.cs.rice.edu/~jnavarro/superpages/ for more information about the Rice University's Superpages project.
>
> The project is being made available to the Open Source community to share the implementation and knowledge.  With the enhancements to the x86 architectures to support multiple and large page sizes there should be increased interest in this functionality.
>
> /Tom
>

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