Re: Hyper Threaded Pentium 4

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I'm new to the CPU-level stuff and don't have much background in them. 
So some of the terms are new for me. Let me get really basic: why would 
you want multiple processors on a motherboard as opposed to a single 
fast processor? I take it that the Xeon line is for multiple CPU 
motherboards -- you don't just run one Xeon, am I right? What does it 
mean, to be 'cpu cache bound'?

Do your comments also mean the Red Hat kernel won't need testing on the 
new Hyper Threaded P4s?

Thanks

Bob Cochran

Samuel Flory wrote:

> Red Hat has support this since one of the 7.2 kernel updates. This is 
> old hat on the current crop of Xeon (aka P4 Xeon). Linux treats them 
> as multiple cpus. Don't assume that this will make your system faster. 
> If you tend to only one process active at a time then it will slow 
> things down. It's also really bad if you are cpu cache bound.
>
>
>
>



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