WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

RE: [Xen-devel] Resolved - domU won't recognise my block devices

To: <mark.williamson@xxxxxxxxxxxx>
Subject: RE: [Xen-devel] Resolved - domU won't recognise my block devices
From: "James Harper" <james.harper@xxxxxxxxxxxxxxxx>
Date: Sat, 3 Dec 2005 10:14:56 +1100
Cc: James Bulpin <james@xxxxxxxxxxxxx>, Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx>, Xen-devel@xxxxxxxxxxxxxxxxxxx, "Langsdorf, Mark" <mark.langsdorf@xxxxxxx>
Delivery-date: Fri, 02 Dec 2005 23:14:47 +0000
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: AcX3ZqESPFiumn7LRa6yNZSEnl9kXQAL3qtQ
Thread-topic: [Xen-devel] Resolved - domU won't recognise my block devices
I tried using the xvd* devices in domU and it still didn't function. It
got the major number right (202?) but claimed that it didn't see the
device.

James

> -----Original Message-----
> From: M.A. Williamson [mailto:maw48@xxxxxxxxxxxxxxxx] On Behalf Of
M.A.
> Williamson
> Sent: Saturday, 3 December 2005 04:34
> To: James Harper
> Cc: James Bulpin; Langsdorf, Mark; Ian Pratt; Xen-
> devel@xxxxxxxxxxxxxxxxxxx
> Subject: RE: [Xen-devel] Resolved - domU won't recognise my block
devices
> 
> >Can someone please confirm that we should be building the -xen (not
xen0
> >+ xenU) kernels and using those? If that's the case, then the default
> >config is broken for me as devfs just doesn't work.
> 
> Arg, that's a bit broken... things shouldn't really be quite like
that.
> 
> DevFS works fine in dom0 but breaks things within domUs... I don't
know
> quite if it b0rks on the new xvd* devices, but certainly for hd* and
sd*
> it
> will not work. Hmmm.
> 
> Given DevFS is deprecated, do we really need it in the default config?
> 
> Cheers,
> Mark
> 
> >Of course, the initrd tools under debian want devfs, so to have a
> >devfs-less kernel I had to move over to initramfs-tools... but my
> >network booting off AoE is working nicely under that now after some
> >tweaking...
> 
> 
> 
> >Thanks
> >
> >James
> >
> >> -----Original Message-----
> >> From: James Bulpin [mailto:james@xxxxxxxxxxxxx]
> >> Sent: Friday, 2 December 2005 04:19
> >> To: Langsdorf, Mark
> >> Cc: Ian Pratt; James Harper; Xen-devel@xxxxxxxxxxxxxxxxxxx
> >> Subject: Re: [Xen-devel] domU won't recognise my block devices
> >>
> >> We're testing both 32 and 64 bit builds on a mixture of Xeon and
> >> Opteron. Many of my colleagues use Opteron machines as their
personal
> >> test boxes as well. I've just fired off a test run explicitly on an
> >> Opteron-based Sun V20z to make sure all is well: it it has booted
and
> >> started a guest just fine.
> >>
> >> Regards,
> >> James
> >>
> >> Langsdorf, Mark wrote:
> >> >>>No initrd. AoE is only used by dom0. Boot messages follow:
> >> >>
> >> >>It works for me... Are you sure you haven't borked your config?
> >> >
> >> >
> >> > Ian, are you testing on Opterons in 64-bit mode or some other
> >> > hardware?  One of the common themes in these bug reports (see
> >> > also bugzilla #392) is 64-bit Opterons.  64-bit Intel Xeon
> >> > does not seem to be affected in the same way.
> >> >
> >> > -Mark Langsdorf
> >> > AMD, Inc.
> >> >
> >> >
> >> > _______________________________________________
> >> > Xen-devel mailing list
> >> > Xen-devel@xxxxxxxxxxxxxxxxxxx
> >> > http://lists.xensource.com/xen-devel
> >
> >
> >_______________________________________________
> >Xen-devel mailing list
> >Xen-devel@xxxxxxxxxxxxxxxxxxx
> >http://lists.xensource.com/xen-devel
> >


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel