Big mem issue

[Matthew Carpenter]

On Monday 23 July 2007, Rashkae wrote:
> Stereotypical Rage wrote:
> > To my knowledge, you are going to want the 64-bit version of whatever
> > version of Ubuntu. As currently ALL 32-bit OSes can't handle more than 4
> > GB of RAM ( I think only 3.6 ish)
>
> Actually, using a bunch of tricks I don't really understand, the 32-bit
> Linux kernel can use up to 64 GB of memory.  (though individual
> processes will only be able to 'see' 4 GB each).
>
> What you need in Ubuntu is the -server kernel package, which comes with
> is compiled with Highmem64 support.

PAE is a mode that a processor can be placed in and uses 36-bits for 
addressing.
Quite interesting.  It impacts *everything* about the processor.
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