[rear-users] change md-device for recovery

Nils Haug nils91haug at googlemail.com
Thu Jul 12 11:00:00 CEST 2012


I tried to configure the disklayout.conf but it didnt work because I
do not have the directory 'layout/' , but only 'recovery/'.

Where is my problem now and how can i fix it?

2012/7/11 Dag Wieers <dag at wieers.com>:
> On Wed, 11 Jul 2012, Nils Haug wrote:
>
>> I'm just trying to recover my system with rear and have a problem with
>> the md(Multiple-disk)-devices on the machine.
>>
>> I created the iso-image on the rootvg1 with "rear mkbackup". This
>> rootvg has other MD-devices than the rootvg2.
>> The problem is that I started the recovering process on the rootvg2
>> and now the rootvg1 is my "backup".
>>
>> Is there any possibility to change the MD-Deviceinfos. There has to be
>> a file somewhere with the informations about MultipleDisks.
>> Is it possible, if there is such a file, to manipulate and correct it?
>> Or isnt it as easy as it sounds like?
>>
>> I hope my problem is clear and someone can help me.
>
> You can make modifications to the 'storage' layout before starting the
> recovery process, this includes the MD devices. In fact, if your system is
> dissimilar Relax-and-Recover will provide an interactive menu interface
> for making the required modifications to do a successful recovery.
>
> There are two options:
>
>   - Modify the file /var/lib/rear/layout/disklayout.conf to your needs
>     after booting the rescue image and before doing the recovery.
>
>   - Copy the file /var/lib/rear/layout/disklayout.conf to
>     /etc/rear/disklayout.conf after booting the rescue image and before
>     doing the recovery. Then modify it to your needs in order to activate
>     the interactive menu interface.
>
> The user-guide (which is not yet on the website) contains a chapter about
> the storage layout configuration file, which you can find here:
>
>      https://github.com/rear/rear/blob/master/doc/user-guide/
>
> The chapter you need is:
>
>      06-layout-configuration.txt
>
> If you have any questions, issues or ideas we would like to hear them. We
> welcome every initiative to improve the documentation or
> improve Relax-and-Recover itself.
>
> Kind regards,
> --
> -- dag wieers, dag at wieers.com, http://dag.wieers.com/
> -- dagit linux solutions, info at dagit.net, http://dagit.net/
>
> [Any errors in spelling, tact or fact are transmission errors]
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