Hi,

On 5/5/2007 6:29 PM, Lars Volker wrote:
> Hi everybody,
> 
> i recently started testing bacula for our purposes and am still in the
> phase of understanding how things work.
...
> tape-library with ~20 
> tapes and two sony ait3 drives
...
> i need to have data written to both drives at the 
> same time. I set "Maximum Concurrent Jobs = 2" where necessary to achive 
> that which means everywhere where it wasn't already set to a higher 
> value. The way things should work is, that 2 jobs run at a time, one on 
> each drive.

Did yu read the explanation of the job directive "Prefer Mounted Volumes"?

> However if i understand things right, there is the 
> possibility that if the second drive is idle because there is no job to 
> run on it with its own pool, then a second job could be started and be 
> written to the first tape if it is told to use the same pool as the one 
> currently running on drive1.

Yes.

> So basically i think of a missing "Maximum Concurrent Jobs" option for
> Drive resources as well which would fill the gap which is created by the
> fact, that one Storage resource can have two Drives.

Hmm... possible, but that's not how your problem is handled :-)

> Is it clear, what problem i'm facing? How could that be solved? Am i
> getting something substantially wrong here or would this qualify as a
> feature request?

I think you want to use both drives simultaneously, writing jobs to the 
same pool. Bacula by default prefers to use only one volume, but you can 
override this with the directive given above.

I even know it works :-)

> Thanks alot for your help
> Lars Volker

Arno

-- 
IT-Service Lehmann                    [EMAIL PROTECTED]
Arno Lehmann                  http://www.its-lehmann.de

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