Re: Server 2003 & new dual processor MB

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From: wdeagle1 (wdeagle1_at_discussions.microsoft.com)
Date: 03/10/05 

Date: Thu, 10 Mar 2005 06:29:08 -0800

What is the possibilty that SP1 will install the new HAL?

Thanks
Charles

"Chris M" wrote:

> "wdeagle1" <wdeagle1@discussions.microsoft.com> wrote in message
> news:3459DBEA-C5AC-4BD5-8A78-112EE98BFCDE@microsoft.com...
> >I changed MBs to an ASUS P2B-DS and added 1 Ghz PIII processors. My OS does
> > not recognize the dual processors, but the BIOS sees it fine.
> >
> > Any ideas what I need to do for Server 2003 to recognize the second
> > processor?
>
> It's the HAL, which is chosen at install time. Your old motherboard only
> supported one processor, am I right?
>
> If so, then by changing the motherboard to a dual-processor but not doing a
> reinstallation of Windows, you have kept the old HAL which doesn't support
> multiple processors.
>
> The following is not recommended - IT MIGHT TRASH YOUR INSTALLATION!
>
> <UNSAFE>
> You might have some success by manually changing the HAL. You can do this
> using the Device Manager - choose to update the driver the object under the
> 'Computer' subtree. It's probably currently saying "Advanced Configuration
> and Power Interface (ACPI) PC", or maybe "ACPI Uniprocessor PC". If you
> choose to upgrade the driver, you can manually choose the "ACPI
> Multiprocessor PC".
> </UNSAFE>
>
> According to MS though, you have to reinstall to change to a multiprocessor
> HAL. If I fitted a new motherboard to a server, I'd do a clean install as a
> matter of course.
>
> In short, a reinstall is the only way to go unless you want to risk things
> going seriously wrong. If you back up all your data first then I guess you
> have nothing to lose by trying the above - you're gonna have to back up your
> data anyway.
>
> --
> Chris M.
>
>
>

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