[CentOS] CentOS 5.4 x86_64 only detects 32GB RAM while Fedora x86_64 correctly lists 128GB

Mon Dec 7 13:49:20 UTC 2009
Peter Kjellstrom <cap at nsc.liu.se>

On Monday 07 December 2009, Diederick Stoffers wrote:
> Hi,
>
> We have a new 24-core Dell PowerEdge R905 server with 128GB's RAM. The 64
> bits version of Fedora 12 lists the correct amount of 128GB, CentOS only
> finds 32GB (and so does Scientific Linux).

Hmm.. maybe this has to do with the Xen kernel. Redhat says x86_64 should do 
256G/1T (AMD/Intel) and we're successfully running 72G on Centos-5.4.

/Peter

> I would much prefer to use 
> CentOS (most of the software we use is specifically designed for CentOS).
> Does anyone know what is causing this/how to fix it?
>
> Many Thanks,
>
> Diederick
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 189 bytes
Desc: This is a digitally signed message part.
URL: <http://lists.centos.org/pipermail/centos/attachments/20091207/02347870/attachment-0005.sig>