[rear-users] Unexpected Netbackup Restore behavior

Zweimueller Wolfgang w.zweimueller at salk.at
Wed Sep 3 10:48:20 CEST 2014


Hi,

Gratien D'haese <gratien.dhaese at it3.be> writes:

> Hi,
> Great - just create an account on GitHub and create an issue for this
> on rear issues pages.

Done.

> If you feel lucky you could make a pull request to get it fixed...

Hmm. I am pretty new to git... lets see what I can do ;-)


Regards,
Wolfgang

>
> regards,
> Gratien
>
> On Wed, 03 Sep 2014 09:42:33 +0200, Zweimueller Wolfgang
> <w.zweimueller at salk.at> wrote:
>> Hi Gratien,
>>
>> Gratien D'haese <gratien.dhaese at it3.be> writes:
>>
>>> Hi Wolfgang,
>>>
>>> welcome our rear community.
>>
>> Thx!
>>
>>> Indeed seems not the expected behavior -so why don't you make an
>>> issue
>>> of it.
>>
>> I will do that.
>>
>>> In the meantime you could have a look at the script
>>> /usr/share/rear/restore/NBU/default/40_restore_with_nbu.sh
>>> which is playing with dates to retrieve its files from NBU.
>>
>> I had a look at the script and saw the reason for my problems. It is
>> the way backup images are listed and selected.
>>
>> Regards,
>> Wolfgang
>>
>>
>>
>>>
>>> regards,
>>> Gratien
>>>
>>> On Tue, 02 Sep 2014 14:08:54 +0200, Zweimueller Wolfgang
>>> <w.zweimueller at salk.at> wrote:
>>>> Hello everyone,
>>>>
>>>> I am new to this list and ReaR. I am testing ReaR since about two
>>>> weeks
>>>> now and have to say it is very good work. Now we are in the process
>>>> to
>>>> set it up for production use for about 100 machines.
>>>>
>>>>
>>>> When I do a "rear recover" I get asked for the date from which I
>>>> want
>>>> to restore. There I have two choices: hit RETURN and restore the
>>>> latest backup or enter a date stamp to do a Point-In-Time restore.
>>>>
>>>> What did I expect? When I hit the ENTER key I want a complete
>>>> restore
>>>> consisting of the last full backup and all incremental backups
>>>> afterwards. I think this is what most people do when they are in a
>>>> situation where they need a disaster recovery. This is also the
>>>> behavior of a pure "bprestore" without any time restrictions.
>>>>
>>>> Now my tests showed me that I really get the latest backup which is
>>>> sometimes only a incremental backup! Needless to say that ReaR
>>>> cannot
>>>> complete the recovery of such a system.
>>>>
>>>> Has anyone an explanation of how it came to this implementation?
>>>> Any
>>>> plans to change that behavior?
>>>>
>>>>
>>>> Regards,
>>>> Wolfgang
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-- 
Servicebereich Informatik und Medizintechnik
Infrastruktur

Wolfgang Zweimüller
Rechenzentrumsleiter Unix

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