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[Xen-devel] Re: Cpu pools discussion

To: George Dunlap <dunlapg@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Juergen Gross <juergen.gross@xxxxxxxxxxxxxx>
Subject: [Xen-devel] Re: Cpu pools discussion
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Mon, 27 Jul 2009 16:50:59 +0100
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On 27/07/2009 16:20, "George Dunlap" <dunlapg@xxxxxxxxx> wrote:

> Keir (and community),
> Any thoughts on Jeurgen Gross' patch on cpu pools?
> As a reminder, the idea is to allow "pools" of cpus that would have
> separate schedulers.  Physical cpus and domains can be moved from one
> pool to another only by an explicit command.  The main purpose Fujitsu
> seems to have is to allow a simple machine "partitioning" that is more
> robust than using simple affinity masks.  Another potential advantage
> would be the ability to use different schedulers for different
> purposes.

My own opinion, if it was not clear before, is that I'm not personally super
excited about this feature. I'd like to know how interested users are in it
before we spend developer effort on polishing it for inclusion.

 -- Keir

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