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 <[EMAIL PROTECTED]> 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) > >> -- > >> [email protected] mailing list > > > > > > > > -- > [email protected] mailing list > > -- [email protected] mailing list
