I too had the same question. However, I did think about mounting an iscsi
volume and create a secondary LV on it to move the snapshot to. Other
options would be to boot the server with something like clonezilla and the
target machine with the same and do a direct copy that way. I am actually
looking at moving our production backuppc machine to a Xen domu on top of a
DRBD LVM so I can have fully redundant live failover. Plus that makes it
just that much easier to move between machines if need be.

On Fri, Apr 23, 2010 at 4:33 PM, B. Alexander <stor...@gmail.com> wrote:

> Thanks Tyler,
>
> However, for snapshotting to work, don't you have to have at least as much
> space for the snapshot as you do for the original partition? I currently am
> using nearly 60% of the VG just for backups, which is the root of the
> problem. It wasn't apparent in my scanning of the article (I'll go back and
> read for content in a bit).
>
> --b
>
>
> On Fri, Apr 23, 2010 at 4:44 PM, Tyler J. Wagner <ty...@tolaris.com>wrote:
>
>> On Wednesday 21 April 2010 06:03:08 Tyler J. Wagner wrote:
>> > I am currently in the process of doing this in two steps:
>> >
>> > 1. Moving the cpool to a partition with LVM, so as to be able to make
>> >  snapshot binary backups in future.
>> >
>> > 2. Copying the snapshot over the network to a backup server.
>> >
>> > I'll blog it soon and post here.  In short, the fastest way to duplicate
>> >  your pool is: dd if=/dev/partition1 of=/dev/partition2
>>
>> As promised, how to use LVM to clone a BackupPC pool.
>>
>>
>> http://www.tolaris.com/2010/04/23/using-lvm-to-make-a-live-copy-of-a-backuppc-
>> pool/<http://www.tolaris.com/2010/04/23/using-lvm-to-make-a-live-copy-of-a-backuppc-%0Apool/>
>>
>> Regards,
>> Tyler
>>
>> --
>> "Before we got into this war there were countless 'military experts'
>> and intelligence analysts that told us this was a good idea, that we
>> had to do it.  That presented their information, and were so terribly
>> wrong.  These people are still affecting public policy.  They are still
>> considered experts.  I'm sorry, shouldn't there be a rule or law that
>> says if you fuck things up so badly, you can no longer be considered
>> an expert?"
>>   -- Tim Robbins
>>
>>
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>
>
>
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