Re: [gentoo-amd64] Re: amd64 and kernel configuration

[netpython]

I have enabled SMP on my gentoo AMD64 system and my
box doesn't run any slower (or faster).


On 7/27/05, Michal Žeravík <michalz@×××××××.com> wrote:
> So does it mean I should enable SMP support for Athlon64 (winchester,
> venice) ?
>
> michal
>
>
> Dulmandakh Sukhbaatar wrote:
>
> > Thanks. How can I enable hypertransport in kernel or somewhere? Anyone
> > knows about NUMA? I read about it, and it seems technology for
> > multiprocessor systems. Thus I have single CPU, I don't need it. Right?
> >
> >>
> >> On 27/07/2005, at 4:10 PM, Duncan wrote:
> >>
> >>>
> >>> SMP is short for Symmetrical Multi-Processing.  Traditionally, it meant
> >>> you had two CPUs.  However, hyperthreading is treated by the kernel
> >>> as two
> >>> CPUs, which is why SMP must be enabled to get the hyperthreading
> >>> option.
> >>> Note that the newest thing to come to x86/x86_64 is dual-core CPUs.
> >>> These
> >>> CPUs actually have two logical CPUs in one package.  This is better
> >>> than
> >>> hyperthreading because it's the real thing.
> >>
> >>
> >> Actually, dual-core means they have two physical cores in one
> >> package. Two logical cores = hyperthreading. ;P
> >> On that note, you want the AMD dual cores as well, because they are
> >> much better designed (they have the crossbar architecture all ready
> >> to drop in additional cores, whereas the current Intel dual-core are
> >> really ugly hacks and perform terribly compared to the AMD ones)
> >> --
> >> gentoo-amd64@g.o mailing list
> >
> >
> >
>
> --
> gentoo-amd64@g.o mailing list
>
>

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