linux-kernel - Re: Benchmark results: "Enhanced NUMA scheduling with adaptive affinity"

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Message-ID: <20121116195018.GA8908@redhat.com>
Date:	Fri, 16 Nov 2012 20:50:18 +0100
From:	Andrea Arcangeli <aarcange@...hat.com>
To:	Mel Gorman <mgorman@...e.de>
Cc:	Rik van Riel <riel@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>, Paul Turner <pjt@...gle.com>,
	Lee Schermerhorn <Lee.Schermerhorn@...com>,
	Christoph Lameter <cl@...ux.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: Benchmark results: "Enhanced NUMA scheduling with adaptive
 affinity"

Hi,

On Fri, Nov 16, 2012 at 02:14:28PM +0000, Mel Gorman wrote:
> With some shuffling the question on what to consider for merging
> becomes
> 
>
> 1. TLB optimisation patches 1-3?	 	Patches  1-3

I assume you mean simply reshuffling 33-35 as 1-3.

> 2. Stats for migration?				Patches  4-6
> 3. Common NUMA infrastructure?			Patches  7-21
> 4. Basic fault-driven policy, stats, ratelimits	Patches 22-35
> 
> Patches 36-43 are complete cabbage and should not be considered at this
> stage. It should be possible to build the placement policies and the
> scheduling decisions from schednuma, autonuma, some combination of the
> above or something completely different on top of patches 1-35.
> 
> Peter, Ingo, Andrea?

The patches 1-35 looks a great foundation so I think they'd be an
ideal candidate for a first upstream inclusion.

Thanks,
Andrea
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