linux-kernel - Re: Are we properly prepared to handle 3 Socket setups?

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Message-ID: <9a8748490708111852y569a3e18i1c3d192e60eceafe@mail.gmail.com>
Date:	Sun, 12 Aug 2007 03:52:48 +0200
From:	"Jesper Juhl" <jesper.juhl@...il.com>
To:	"Rene Herman" <rene.herman@...il.com>
Cc:	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: Re: Are we properly prepared to handle 3 Socket setups?

On 12/08/07, Rene Herman <rene.herman@...il.com> wrote:
> On 08/12/2007 03:08 AM, Jesper Juhl wrote:
>
> > This may be a little off topic, but I think it's interresting enough
> > to warrent a single mail.
> >
> > I just saw a news article (http://www.theinquirer.net/?article=41610)
> > about a 3 Socket Opteron motherboard and couldn't help but wonder if
> > we are prepared to deal with such a beast, so I thought I'd inform
> > everyone :-)
> >
> > I'm guessing equipping such a board with 3 single core CPU's could
> > show up some interresting corner cases in schedular code and
> > elsewhere, I'll bet we have some assumptions somewhere about
> > nr_of_cpus being an even number...
>
> I would hope the N=1 case will have flushed out enough of those... :-|
>
Hehe, true, but I was thinking more of nr_of_cpus is an odd number > 1. :-)
Just thinking of having to divide things by 3 makes me worry ;-)  ...

-- 
Jesper Juhl <jesper.juhl@...il.com>
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