[Borgbackup] Disaster Recovery or backup of backup

[Oliver Hoffmann]

> 
> Am 10.05.21 um 13:39 schrieb Oliver Hoffmann:
>>>> Simply rsyncing all folders to a nas or something and setting up a new
>>>> borg server won't work
>>>
>>> Why?
>>
>> As I understood that way you can't access your backups anymore, because
>> the repos are encrypted by the server which made the backups.
> 
> Well you can also copy the repo-specific secret key to a save location
> and load that key to the machine which needs to restore from that borg
> repo :-)
> 

Thank you, Felix! I didn't think about this simple solution.

>>>> and two independent backups as suggested means to
>>>> much traffic for the network as well as for some clients. There is
>>>> simply not enough time for a double backup.
>>>
>>> Did you actually try that? Except the first backup, backups are usually
>>> rather quick and not causing much traffic.
> 
> You might have to look at remote storage replication if you really have
> too much data to backup. Keep in mind that restoring from a borg backup
> also needs some time as borg does not utilize all server cores so
> restoring a couple of TB will take a while.
> 
> Felix

It is a bit too much right now, but later with two new systems it wont ;)

Oliver

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