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] Error: Device 768 (vbd) could not be connected. Backend

To: "Jonathan M. McCune" <jonmccune@xxxxxxx>
Subject: Re: [Xen-devel] Error: Device 768 (vbd) could not be connected. Backend device not found.
From: Ryan Harper <ryanh@xxxxxxxxxx>
Date: Wed, 19 Apr 2006 09:52:15 -0500
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Wed, 19 Apr 2006 07:52:45 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <44464534.1090009@xxxxxxx>
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>
References: <44464534.1090009@xxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Mutt/1.5.6+20040907i
* Jonathan M. McCune <jonmccune@xxxxxxx> [2006-04-19 09:14]:
> Hello,
> 
> I am getting this error when I try to start an HVM guest on an AMD 
> Sahara system.  The xen-unstable-hvm.hg revision 8724 works fine.  I 
> tried to upgrade to xen-unstable.hg revision 9668.  I got 9668 to boot 
> using 'yaird' to build the initrd for the -xen kernel. I can 
> successfully start a paravirtualized guest, but I am now having trouble 
> starting an HVM guest.  The error message is:
> 
> Error: Device 768 (vbd) could not be connected. Backend device not found.
<snip>
> disk = [ 'file:/sarge/disk.img,ioemu:hda,w' ]

I got this when the loop driver (which is a module in -xen kernel config
is used) wasn't loaded.  Try modprobe loop, and re-run your create
command.


-- 
Ryan Harper
Software Engineer; Linux Technology Center
IBM Corp., Austin, Tx
(512) 838-9253   T/L: 678-9253
ryanh@xxxxxxxxxx

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

<Prev in Thread] Current Thread [Next in Thread>