4 Gig in new Prec 490 showing as 3 Gig?

[abreauj at gmail.com (John Abreau)]

If the system is reserving address space for the PCI-Express
and other integrated devices, then the sum of 4GB RAM plus
the reserved space is indeed more than 4GB total.

On 5/7/07, Derek Atkins <warlord at mit.edu> wrote:
> Hi,
>
> "Charles C. Bennett, Jr." <ccb at acm.org> writes:
>
> > If you're running Fedora and need PAE, try
> >
> >  yum install kernel-PAE
>
> I dont want to do that unless I know that it will help.  I shouldn't
> need PAE to read the 4th GB of memory; I thought I only need PAE for
> MORE than 4GB?
>
> > dmidecode should let you see your memory sticks...
>
> I already use dmidecode and send the memory info in a previous message
> to this list.  Basically, according to dmidecode the system CAN hold
> up to 4GB and I have two 2GB sticks.  But Linux still only sees 3GB.
>
> -derek
>
> > ccb
>
> --
>        Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
>        Member, MIT Student Information Processing Board  (SIPB)
>        URL: http://web.mit.edu/warlord/    PP-ASEL-IA     N1NWH
>        warlord at MIT.EDU                        PGP key available
>
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