[CentOS] recognizing correct number of cores on CPU

Fri Jun 18 14:25:05 UTC 2010
JJ <jjohanns at sewanee.edu>


-----Original Message-----
From: centos-bounces at centos.org [mailto:centos-bounces at centos.org] On Behalf
Of Peter Kjellstrom
Sent: Friday, June 18, 2010 9:19 AM
To: centos at centos.org
Cc: Jerry Geis
Subject: Re: [CentOS] recognizing correct number of cores on CPU

On Friday 18 June 2010, Jerry Geis wrote:
> I just installed centos 5.5 x86_64 on a new HP laptop.
> It has the core i5 processor.
>
> only 1 cpu is detected should be 2.
>
> This has happened before. Is upstream not keeping up with new 
> processors released and updating the kernel?

I've used the stock CentOS kernel with even unreleased CPUs, there is no
general need for CPU to be supported.

Maybe this is a bios problem.

More information would also be nice (like dmesg output).

/Peter

> I'd rather not go through the process again of putting a newer kernel 
> on the machine and having something different out there than "stock"
> centos.
>
> Jerry