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xen-users
Re: [Xen-users] pygrub on a ext2 filesystem
--- Michael Paesold <mpaesold@xxxxxx> a écrit :
> Robert Hendrickx wrote:
>
> > Hello,
> >
> > I installed a guest system directly on a LVM volume of my host. I mean
> > this volume does not
> > contain a partition table, but directly an ext3 fs.
> >
> > When I try to use pygrub on it, I receive :
> >
> > [...]
> > fs = fstype.open_fs(fn, offset)
> > File "/usr/lib/python/grub/fsys/ext2/__init__.py", line 35, in open_fs
> > return Ext2Fs(fn, offset = offset)
> > ValueError: unable to open file
> > Error: Boot loader didn't return any data!
> >
> > I checked the values for fn (this is well my LVM volume device driver) and
> > offset (0 as it must be
> > if I understand correctly).
> >
> > The volume can be mounted without problem by the host, and was formatted
> > by the command "mke2fs -j
> > /dev/VolGroup/guest_root".
> >
> > Has someone an idea ?
> >
>
> I receive the very same error for a partitioned image file. I have reported
> this about one or two weeks ago to this mailing list and have not yet
> received a single answer.
>
> I don't have an idea, but I am also interested in a solution. Perhaps it
> does not work with ext3, only ext2?
>
> Best Regards,
> Michael Paesold
>
>
>
I was wondering if it was a problem with the fs size... (in my working disk
image, there is a
100Mb /boot partition).
Same problem occurs when I try to use a 96Mb volume directly formatted in ext3
or ext2...
-----------------------------------------------------------
Robert Hendrickx.
Please, use only my address "robert.hendrickx@xxxxxxxxxxx"
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