On Wed, Apr 15, 2009 at 2:07 PM, Dirk Kleinhesselink
<dkleinh AT phy.ucsf DOT edu> wrote:
> I'm having a problem with over-writing recycled volumes.  I have my
> jobs setup so that I retain file information for 90 days and job
> retention for 6 months:
>
>   File Retention = 90 days            # 90 days
>   Job Retention = 6 months            # six months
>
> And my catalog has:
>   Volume REtention = 6 months
>
> I have my tapes labelled sequentially and I overwrite them - no earlier
> than 6 months.  However sometimes it will decide to skip a tape - I don't
> know why.  I have purged the volume when putting it into my autoloader,
> so it should be considered available.  The most recent time this
> happened, I noticed that it shows the tape as being written less
> than 6 months ago.  That apparently happened when I did a restore from
> that tape - and for some reason bacula decided it had written to the tape.
> I'm pretty sure that when I did the restore, I set the tape read-only
> out of paranoia I'd forget the tape in the drive and it would've been
> over written.  I believe I did unset the read-only switch on the tape and
> I did purge the volume:
>
>
> +---------+------------+-----------+---------+--------------+----------+--------------+---------+------+-----------+-----------+---------------------+
> | MediaId | VolumeName | VolStatus | Enabled | VolBytes     | VolFiles |
> VolRetention | Recycle | Slot | InChanger | MediaType | LastWritten
> |
> +---------+------------+-----------+---------+--------------+----------+--------------+---------+------+-----------+-----------+---------------------+
> +---------+------------+-----------+---------+--------------+----------+--------------+---------+------+-----------+-----------+---------------------+
> | 85      | Keck-084   | Full      | 1       | 590132745216 | 720      |
> 15552000     | 1       | 1    | 1         | LTO-3     | 2009-04-11
> 17:48:50 |
> | 86      | Keck-085   | Full      | 1       | 583355114496 | 585      |
> 15552000     | 1       | 2    | 1         | LTO-3     | 2009-04-12
> 00:04:31 |
> | 87      | Keck-086   | Purged    | 1       | 579806631936 | 583      |
> 15552000     | 1       | 3    | 1         | LTO-3     | 2009-01-14
> 13:08:05 |
> | 88      | Keck-087   | Full      | 1       | 573925976064 | 596      |
> 15552000     | 1       | 4    | 1         | LTO-3     | 2009-04-13
> 20:53:37 |
> | 89      | Keck-088   | Append    | 1       | 106350418944 | 151      |
> 15552000     | 1       | 5    | 1         | LTO-3     | 2009-04-15
> 02:40:12 |
>
> So you can see it skipped tape Keck-086.  How can I make it use this tape?
>
Mark Keck-088 as Full or Used. A word of caution is that you should
NEVER rely on bacula automatically using the tapes in some sequential
order. If you really want this do this, perform the volume recycling
by your own rules in a cron job.

John

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