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Re: [Xen-users] 32bit or 64bit?

from [Ulrich Windl] [Permanent Link][Original]
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Subject: Re: [Xen-users] 32bit or 64bit?
From: "Ulrich Windl" <ulrich.windl@xxxxxxxxxxxxxxxxxxxx>
Date: Fri, 02 Mar 2007 09:23:06 +0100
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On 2 Mar 2007 at 0:24, Peter Peltonen wrote:

> My processor is AMD Athlon(tm) 64 X2 Dual Core Processor 5200+ and
> I've got 6 Gb of memory.
> 
> I'm planning to put up a few database / web servers under RHEL5.
> 
> Should I install 32bit or 64bit OS for my dom0 / domUs?
> 
> I remember faintly reading from somewhere that you benefit from 64bit
> only if you have
> lots of memory (over 8 gigs). Is this true?

I'd say > 2 GB, and I'd say if you are dealing with large files like DVD 
images, a 
true 64 bit register can handle the amount of data (=file size) more easily.

Regards,
Ulrich


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