Re: [patch 2.6.16-rc6-mm2] x86: add NUMA to oops messages

[Andreas Kleen]

Am So 18.06.2006 14:13 schrieb Chuck Ebbert <76306.1226@xxxxxxxxxxxxxx>:

> In-Reply-To: <200606181059.44576.ak@xxxxxxx>
>
> On Sun, 18 Jun 2006 10:59:44 +0200, Andi Kleen wrote:
>
> > On Sunday 18 June 2006 10:13, Chuck Ebbert wrote:
> > > Add "NUMA" to x86 oops printouts to help with debugging. Use
> > > vermagic.h
> > > defines to clean up the code, suggested by Arjan van de Ven.
> >
> > I don't see any particular value in printing NUMA here,
>
> It helps a lot when trying to decode oopses posted to the list, as the
> NUMA kernel is very different now that the slab allocator and
> scheduler
> are NUMA-aware.

And there are a thousand other things that change with other
CONFIG_* options. I also can't remember a bug where
this wasn't clear.

In general the rule of thumb is: i386: NUMA is not
used and x86-64 SMP: NUMA is used.

-Andi


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