Bacula-users

Re: [Bacula-users] Automatic volume numbering

2009-04-05 18:13:00
Subject: Re: [Bacula-users] Automatic volume numbering
From: Dan Langille <dan AT langille DOT org>
To: John Drescher <drescherjm AT gmail DOT com>
Date: Sun, 05 Apr 2009 18:08:49 -0400
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John Drescher wrote:
>> On 04/04/2009 04:52, Kevin Keane wrote:
>>> No, it's documented behavior. The numbers are actually the media IDs -
>>> basically, the database primary key. If you deleted these volumes from
>>> bacula completely, the numbering would start at 0005.
>>>
>> Documented where, exactly?  I see no reference to this in the Director
>> configuration documentation.
>>
>>> The reason for this scheme is to ensure that there are no collisions.
>>>
> 
> This happened as a result of a bugfix. I am not sure of the exact
> conditions that could lead to the bug but I believe deleting a volume
> could cause 2 volumes to have the same label. There were long
> discussions on the lists a few years back on how to fix this bug and
> the current method was what was chosen by the developers.

Also, you are not guaranteed to not have gaps.  All this solution
promises is that labeling will work.

- --
Dan Langille

BSDCan - The Technical BSD Conference : http://www.bsdcan.org/
PGCon  - The PostgreSQL Conference:     http://www.pgcon.org/
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