Re: NetBSD/xen kernel failures?

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Mon, Oct 23, 2006 at 10:57:00PM -0500, John D. Baker wrote:
> On 20 Oct 2006, at 13:49, Manuel Bouyer wrote:
> 
> >On Fri, Oct 20, 2006 at 08:18:46PM +0200, Juan RP wrote:
> >>On Fri, 20 Oct 2006 20:16:19 +0200
> >>Manuel Bouyer <bouyer%antioche.eu.org@localhost> wrote:
> >>
> >>>I already noticed that grub has troubles reading ffs in some
> >>>circunstances (it  fails to find the file, or loads the wrong
> >>>blocks). What parameters do you have for / ? I suspect for a working
> >>>grub, you need a 8k/1k block/fragment size, ffsv1 only.
> >>
> >>Looks like there's a size limit in grub loading kernel files, because
> >>days ago when I added the bluetooth devices into XEN2_DOM0
> >>I had this error too.
> >>
> >>My workaround was to compress it with gzip, worked perfectly.
> >
> >Hum, the issues I had was with loading smaller kernels, I think.
> >After repartitionning, with a small 8k/1k / partition I could load the
> >kernel.
> 
> Ok, I tried gzip-ing things.  This seemed to work for the rebuilt
> stock XEN3_DOM0 kernel.  No change on anything else.
> 
> After some trial and tribulation, I converted my / partition to
> ffsv1 with 8k block and 1k fragment sizes and reinstalled grub.
> Still no change.
> 
> The NetBSD/xen kernels that boot successfully cause the following
> message when trying to start a DomU:
> 
>     [Error 2] No such file or directory: "/kern/xen/balloon"

This should not be a problem, unless you don't have enough free ram in
your Xen system. Look at 'xen info' to know the amount of free ram.

-- 
Manuel Bouyer, LIP6, Universite Paris VI.           
Manuel.Bouyer%lip6.fr@localhost
     NetBSD: 26 ans d'experience feront toujours la difference
--