Can I disable HyperThreading in OS?

Giorgos Keramidas keramida at ceid.upatras.gr
Sat Oct 1 04:05:44 PDT 2005


On 2005-10-01 18:19, hshh <hunreal at gmail.com> wrote:
> I have a dual XEON smp box. There is option about disable HTT in bios, but
> it can't work. It's still display 4 cpu in my OS.
> Can I disablt HTT in OS directly? I am running FreeBSD 4.11.

I'm not 100% sure, but I think 4.X doesn't have any support for HTT.
So, just disable it in the BIOS of your system and that's all.

- Giorgos



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