Re: [rdiff-backup-users] backup incrementals to optical media?

[Chris Wilson]

Hi Brandon,

> the rdiff-backup represents not only a current 'mirror' (I backup daily) 
> of my data, but also true 'backups' through the incremental storage 
> facility.
>
> The problem is this: If I lose my USB hard drive, then I lose all my 
> backups. Now, I know that a real backup scheme requires one to have two 
> copies of the backups, but that kind of defeats the purpose of using an 
> efficient tool like rdiff-backup. I don't want to copy all the data to a 
> second drive and I don't want to run RAID1 mirror either.

Rsync the entire mirror copy to another disk, or another location across 
the network.

> Would it make sense to make a backup copy to optical or tape media of 
> all the data in the rdiff-backup-data directories? Would I be able to 
> use these increments if the USB drive failed? Would these files still be 
> able to be used if files needed to be recovered?

rdiff-backup-data contains only patches, they are useless without the 
latest matching version of the full file, which is in the mirror. So back 
up the entire mirror.

Cheers, Chris.
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