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RE: [Xen-users] Backup

To: "James Harper" <james.harper@xxxxxxxxxxxxxxxx>, "Paras pradhan" <pradhanparas@xxxxxxxxx>, "Xen Users" <xen-users@xxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-users] Backup
From: "Robert Dunkley" <Robert@xxxxxxxxx>
Date: Wed, 19 Nov 2008 08:02:39 -0000
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Thread-topic: [Xen-users] Backup
With DRBD I disconnect the node that is currently on secondary using
drbdadm, make it primary, take an image with DD and then make it
secondary again, reconnect and resynch. Actually very easy and no


-----Original Message-----
From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
[mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of James Harper
Sent: 19 November 2008 02:17
To: Paras pradhan; Xen Users
Subject: RE: [Xen-users] Backup

> hi all,
> What is the preferred method/tool to backup Xen guests?
> Xm save and DD seems to work but 'xm save' stops the virtual machine
> DD is slow.
> Any better option?
> I am under CentOS/DRBD

I use Bacula and treat the VM's like normal computers.

Alternatively you could use LVM to create a snapshot and back that up,
assuming you are using LVM in the first place.


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