kernel and kernel-smp
Randal, Phil
prandal at herefordshire.gov.uk
Thu Jan 22 17:22:46 UTC 2004
Rich Lafferty wrote:
> On Thu, Jan 22, 2004 at 05:16:47PM +0100, Julien Le Houérou
> <julien.le-houerou at uhb.fr> wrote:
> >
> > Ok, so i'd better use smp for my p4-hyper-threading?
>
> I believe so, since a hyperthreaded processor appears as two
> processors.
> But all of my machines with hyperthreaded CPUs also have multiple
> CPUs, so I'm not sure. You could try booting the uniprocessor kernel
> to see if "both" CPUs show up.
>
> -Rich
>
> --
> Rich Lafferty
No, you need an SMP kernel to access both "processors" on a hyperthreading
P4.
And if you have problems with SMP enabled but not on UP the check out:
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=109497
Cheers,
Phil
---------------------------------------------
Phil Randal
Network Engineer
Herefordshire Council
Hereford, UK
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