Re: [Xen-devel] xen-unstable & pvops on *Suse distro? successful howto?

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Wed, Feb 03, 2010 at 10:40:03AM -0800, 0bo0 wrote:
> On Wed, Feb 3, 2010 at 10:16 AM, Pasi Kärkkäinen <pasik@xxxxxx> wrote:
> > Opensuse's kernel is NOT pvops, it's based on forward-ported xenlinux 
> > 2.6.18 patches.
> > So that explains why opensuse's .config didn't work.
> 
> perhaps so.  i'm simply documenting the steps i've taken.
>

Yep. You should add the notes to the wiki when you get it working :)
 
> a diff with your config is not null, but it's not huge ... yes, of
> course, the details matter.
> 
> > That's my .config, and it builds/works for me ;)
> 
> if works for you building/installing on opensuse?  if not, hence my questions.
> 

I've been using mostly Fedora for testing pv_ops dom0.


> > Please paste your grub.conf.
> 
> ...
> title pvops1
>       root (hd0,0)
>       kernel /xen.gz dom0_mem=1024M loglvl=all guest_loglvl=all
>       module /vmlinuz-xen root=/dev/VG0/ROOT rootfstype=ext4
> rootflags=journal_checksum resume=/dev/VG0/SWAP nomodeset
>       module /initrd-xen
>

That looks ok.. it should set up a VGA text console.
 
> title pvops2
>       root (hd0,0)
>       kernel /xen.gz dom0_mem=1024M loglvl=all guest_loglvl=all
> sync_console console_to_ring com1=57600,8n1 console=vga,com1
>       module /vmlinuz-xen root=/dev/VG0/ROOT rootfstype=ext4
> rootflags=journal_checksum resume=/dev/VG0/SWAP console=hvc0
> earlyprintk=xen
>       module /initrd-xen
>

That looks OK aswell.


> ...
> > Did you check the grub configuration examples in:
> > http://wiki.xensource.com/xenwiki/XenParavirtOps
> >
> > Also check this wiki page for setting up a serial console for debugging 
> > boot problems:
> > http://wiki.xensource.com/xenwiki/XenSerialConsole
> 
> again, yes, i'd followed both: " ... Following the various/disparate
> Wiki pages, ..."
> 
> like i said, boot doesn't get past grub ... so there's no console output.
> 

Grub doesn't give any errors? 
No output from Xen, at all?

What version of grub is your distro using?

If there's nothing from Xen, then the problem is related to either grub or xen,
not to pv_ops dom0 kernel.


> 
> > so I assume that's why there aren't many pvops+suse stories out there.
> >
> > I'm sure it can be done though. You'll figure it out :)
> 
> i don't need many, i need one.  after the n-th failure trying to
> "figure it out", i thought the lists were for asking questions ...
> 

There shouldn't be anything *suse specific in running pv_ops dom0..


> there are active developers on this list who work @ *suse.  i'm hoping
> that one of them will pipe up.

Let's hope so.

-- Pasi


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