[Fedora-xen] 32 bit F7 HVM hangs under 64 bit F6 host

[Daniel P. Berrange]

On Tue, Jun 19, 2007 at 07:14:08PM +0000, Tom Horsley wrote:
> All my attempts to install a Fedora 7 HVM under the x86_64 Fedora 6
> host I have have gone into 100% cpu use hangs during the install.
> 
> Today I tried something new - I installed Fedora Core 6 as an HVM,
> then built a repo from the F7 dvd image and updated all the packages.
> 
> That actually ran, but it only works if I boot the old Fedora Core 6
> kernel. Any attempt to boot any F7 kernel I've tried gets far enough
> to print:
> 
> PCI: PIIX3: Enabling Passive Release on 0000:00:01.0
> 
> then it is hung in the same ol 100% cpu usage state.
> 
> Anyone know what is happening right there (or right after there)?

The GA  baremetal kernel was screwed up with last minute dynamic tick
patches which make it impossible to boot under Xen HVM. 

> Any good kernel boot parameters to try?

Use the paravirt kernel instead.

Dan.
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