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

["James Harper" <james.harper@xxxxxxxxxxxxxxxx>]

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
> >


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