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Re: [Xen-devel] Booting DomU

To: Stephan Böni <boeni@xxxxxx>
Subject: Re: [Xen-devel] Booting DomU
From: Ewan Mellor <ewan@xxxxxxxxxxxxx>
Date: Wed, 19 Oct 2005 17:00:50 +0100
Cc: Gerd Knorr <kraxel@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, Kurt Garloff <garloff@xxxxxxx>
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On Wed, Oct 19, 2005 at 05:52:47PM +0200, Stephan Böni wrote:

> Hi Gerd
> 
> > > That's correct as well, as udevd already eats all the 
> > hotplug events.
> > > But my fear is that the events just don't arrive :-(
> > 
> > The block script calls should show up in /var/log/messages 
> > already with latest tools.
> 
> I can find in /var/log/messages an interesting thing. For all
> 16 devices i've found an entry like:
> "...xen1 logger: /etc/xen/scripts/block: bind ..."
> But only for 9 devices i've found an entry like:
> "...xen1 logger: /etc/xen/scripts/block: Writing backend/vbd/1/..."
> 
> On the second try i've found 12 "Writing backend" entries and on
> the third try 10 of them.
> 
> If /dev/xenvg/inhouse-root (that's hda1) one of them, i can logon
> to my domU. The missing /dev/hd*'s are these ones, which haven't
> a "Writing backend" entry in the /var/log/messages file.

What version of Xen are you running?  That sounds to me like a transaction
problem in xenstore-write that was fixed on Oct 12 -- changeset 7343.

Ewan.

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