linux-kernel - Re: [tip:sched/numa] sched/numa: Introduce sys_numa

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Message-ID: <20120519110959.GB2012@gmail.com>
Date:	Sat, 19 May 2012 13:09:59 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	Rik van Riel <riel@...hat.com>, hpa@...or.com,
	linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
	pjt@...gle.com, cl@...ux.com, bharata.rao@...il.com,
	akpm@...ux-foundation.org, Lee.Schermerhorn@...com,
	aarcange@...hat.com, danms@...ibm.com, suresh.b.siddha@...el.com,
	tglx@...utronix.de, linux-tip-commits@...r.kernel.org
Subject: Re: [tip:sched/numa] sched/numa: Introduce sys_numa_{t,m}bind()


* Peter Zijlstra <a.p.zijlstra@...llo.nl> wrote:

< [...]
> 
> That said, I'll leave the door open and will consider 
> something like his scanning stuff as an optional add on on-top 
> of this.
> 
> I very much believe in doing the simple thing first, and this 
> is that, this is much like what the userspace daemons try to 
> do and many of the traditional Unixes have also done (albeit 
> many of those didn't go the way of home-node migration).

Probably because those Unices didnt survive long enough to reach 
NUMA machines in earnest. SMP was a big deal already.

Thanks,

	Ingo
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