Re: [Xen-devel] Reporting some xen 4.1.2* issues like limitations to 4 VCPUs for debian squeeze HVMs

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Tue, 23 Aug 2011, Pasi KÃrkkÃinen wrote:
> On Tue, Aug 23, 2011 at 06:57:05PM +0100, Stefano Stabellini wrote:
> > On Sat, 13 Aug 2011, Mark Schneider wrote:
> > > Am 13.08.2011 20:39, schrieb Pasi KÃrkkÃinen:
> > > > On Tue, Aug 09, 2011 at 11:05:14PM +0200, Mark Schneider wrote:
> > > >
> > > >>>> The error looks like:
> > > >>>> http://www.it-infrastrukturen.com/fileadmin/linux/paste/squeeze/squeeze-xen4.1.2-issue-install-menu-pic1.png
> > > >>>> http://www.it-infrastrukturen.com/fileadmin/linux/paste/squeeze/squeeze-xen4.1.2-issue-error-pic2.png
> > > >>>>
> > > >>>>
> > > >>> So based on the "squeeze-xen4.1.2-issue-error-pic2.png" I recommend 
> > > >>> you to enable debugging options for the kernel, from the boot menu.
> > > >>>
> > > >>> Add at least "nomodeset initcall_debug debug loglevel=10"
> > > >>> Then paste/capture the output.
> > > >>>
> > > >>>
> > > > Please do this:
> > > >
> > > >       - start the HVM Squeeze VM with 8 vcpus
> > > >       - Use kernel options: "console=tty1 console=ttyS0 nomodeset 
> > > > initcall_debug debug loglevel=10"
> > > >       - Paste the full console output to reply-email, as inline text
> > > >
> > > 
> > > Done. s. below the output
> > 
> > Are you sure it is the default Squeeze kernel?
> > If so I cannot reproduce the bug on my box (Intel, 4 cpus).
> >
> 
> The crash only happens when you have more than 4 vcpus for the squeeze hvm 
> guest..

I am testing with 8 vcpus but only 4 pcpus.

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