Pasi Kärkkäinen schrieb:
> On Thu, May 29, 2008 at 11:35:21AM +0300, Pasi Kärkkäinen wrote:
>> On Wed, May 28, 2008 at 10:05:33PM +0300, Pasi Kärkkäinen wrote:
>>> Hello list!
>>>
>>> I'm just planning my Bacula environment and I have a couple of questions..
>>>
>>> Description of what I want to do:
>>>
>>> - Backup multiple servers first to disk (all backups go to the same disk
>>> pool),
>>> and then move/copy from disk to tape.
>>> - I have read about Migration support in bacula, so that's one
>>> possibility if "Copy jobs" (in bacula 2.3 beta) doesn't work
>>> well enough yet..
>>>
>>> - I want to have just one pool, because making separate pool for each client
>>> would be too much work.. too many clients/servers for that.
>>>
>> Or actually I guess I need two pools for the automatic volume labeling to
>> work.. one for full backups, and one for incremental backups..
>>
>> It feels like a much easier solution to have a common pools shared with all
>> clients.. when the amount of clients gets big.
>>
>>> - Run backup jobs of multiple servers simultaneously to make the backup
>>> window
>>> shorter.
>>>
>
> I just realized multiple concurrent backups jobs is not going to work with
> the
> "one file/volume for each client" strategy.. because the disk device is a
> virtual
> "tape drive", it can only have a single tape (=volume/file) mounted and in
> use.. damn.
>
> Is there any way to get around this?
>
> I really don't want to create separate device for each client to back up..
you could create a virtual "tape"-changer with multiple drives. with
debian you get the script disk-changer in /etc/bacula/scripts - think
this is a standard file. haven't seen any docs on this script.
- Thomas
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