Bacula-users

Re: [Bacula-users] Bacula mixing up pools and mount points

2009-06-15 16:42:35
Subject: Re: [Bacula-users] Bacula mixing up pools and mount points
From: Arno Lehmann <al AT its-lehmann DOT de>
To: bacula-users AT lists.sourceforge DOT net
Date: Mon, 15 Jun 2009 22:36:18 +0200
Hi,

15.06.2009 21:38, Jonathan Bayer wrote:
> On Mon, 2009-06-15 at 21:09 +0200, Arno Lehmann wrote:
>> Hello,
>>
>> 15.06.2009 19:49, Dirk Bartley wrote:
>>> OK, just re-read the storage= option under pool and it is a little bit
>>> confusing to me because I always thought the storage came from the job
>>> defaults, then the schedule resource for that run if it has an override.
>>>
>>> >From the docs, this means my assumtion was incorrect.
>>>
>>> "The Storage resource may also be specified in the Job resource, but the
>>> value, if any, in the Pool resource overrides any value in the Job. This
>>> Storage resource definition is not required by either the Job resource
>>> or in the Pool, but it must be specified in one or the other. If not
>>> configuration error will result."
>>>
>>> I'd still look at the storage on the job's log.  You may want to choose
>>> to put the storage= in the schedule resource just to make sure.
>> It's also important to NOT use the same media type for volumes handled 
>> by different storage devices that don't really share the same set of 
>> volumes.
> 
> But this is EXACTLY what I'm doing.  Same media type (File), two
> different devices. 

Then you decided you'd move the volumes from one storage device to the 
other manually :-)

> In fact, I can see this happening in many environments.  What about a
> site that has multiple tape drives, all of the same type?

Either they choose to keep volumes assigned to each storage device 
(different media types) or they move media (shared media type).

> This is a bug, not a "Feature"

As this behaviour is documented it can't be a bug :-)

Actually, if you'd call it a limitation of Bacula, I'd agree.

> For now, I've solved the problem by putting two labels on the same
> external drive.  This way it can read from one and write to the second.

Uuuh... good luck :-)

How do you ensure that physical drive is never used by two jobs at the 
same time?

Arno

-- 
Arno Lehmann
IT-Service Lehmann
Sandstr. 6, 49080 Osnabrück
www.its-lehmann.de

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