2011/3/22 Martin Simmons <mar...@lispworks.com>
> >>>>> On Mon, 21 Mar 2011 20:44:15 -0400, Ivan Adzhubey said:
> >
> > Hi,
> >
> > We have recently experienced a tape drive failure in one of our
> autochangers.
> > Unfortunately, I noticed this after the malfunctioning drive had already
> > trashed quite a few tapes. I would like to get rid of corrupted tapes as
> > seamlessly as possible (the drive has been already replaced and new one
> tested
> > successfully). Can I just delete corresponding tape volumes in the
> catalog and
> > expect bacula to catch up automatically? We normally run full backups
> every
> > 2-3 months and incremental backups in between. If some of the
> incrementals
> > were to be deleted, would bacula be able to roll back and find last
> available
> > valid one to compare current file set against it? What I would like to
> avoid is
> > starting from scratch, e.g., by running full backups for all our clients.
>
> Possibly -- it depends on your requirements for restore. Note that an
> incremental backup only stores the changes since the last incremental (if
> there is one) [FIX: ... since last backup: Full, Differential or
> Incremental].
>
> If you delete some incrementals from the middle of the sequence then a
> disaster recovery restore will fail to recover the current state. To fix
> that, you need to delete all incrementals from the time of the
> malfunctioning
> drive up to the current one. The next incremental will then contain all of
> the changes since before the malfunctioning started.
>
> Deleting a volume will delete all of the jobs on that volume. You can also
> delete jobs directly.
>
> __Martin
>
>
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Really your tapes are damaged?
A tape error 6 is generated when the tape drive cant write on tape, but you
shouldn´t forget these tapes.
The error 6 only block write access to tapes.
Try read data from these tapes. If you can read data you can copy all jobs
to another tapes.
Kleber
------------------------------------------------------------------------------
Enable your software for Intel(R) Active Management Technology to meet the
growing manageability and security demands of your customers. Businesses
are taking advantage of Intel(R) vPro (TM) technology - will your software
be a part of the solution? Download the Intel(R) Manageability Checker
today! http://p.sf.net/sfu/intel-dev2devmar
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