On Tuesday 10 June 2008, rmoktali at vsnl.net wrote: > hi, > > Hardware: core2duo(E8400)/Intel Classic Board DG33FBC / 2x2GB > > I have been trying to install 5.1x64 for it's longterm support and xen but > it just does not install till acpi=off is passed. works with one core after > that and does not power off. I have a similar board, try passing "pci=nommconf" instead of "acpi=off". That enables me to run smp ok. /Peter -------------- 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/20080610/edb43f75/attachment-0004.sig>