RE: [Xen-devel] using domain0 file as root disk for domU

To:	"Paul Larson" <plars@xxxxxxxxxxxxxxxxxxxx>
Subject:	RE: [Xen-devel] using domain0 file as root disk for domU
From:	"Magenheimer, Dan (HP Labs Fort Collins)" <dan.magenheimer@xxxxxx>
Date:	Sun, 17 Jul 2005 15:29:44 -0700
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Thread-topic:	[Xen-devel] using domain0 file as root disk for domU

Error: Error creating domain: cannot concatenate 'str' and 'NoneType'
objects 

> >Can someone provide a pointer to (or if simple,
> >just a quick reply) how to use a domain0 file as
> >a root disk for a domU?
> >
> >I am able to mount the file as a loopback device:
> >
> >mount -o loop,offset=512 -t ext2 /var/xen/sda /mnt
> >
> >But how do I specify it in xmdefconfig?  I tried:
> >
> >disk = [ 'phy:/mnt,hda1,w' ]
> >
> >disk = [ '/mnt,hda1,w' ]
> >  
> >
> disk = [ 'file:/var/xen/sda,hda1,w' ]
> 
> Make sure you unmount it in dom0 first! :)

Hmmm... when I try this, I get:

Error: Error creating domain: cannot concatenate 'str' and 'NoneType'
objects 

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RE: [Xen-devel] using domain0 file as root disk for domU