[CentOS] Deduplicated archives via hardlinks [Was: XFS or EXT3 ?]

Fri Dec 3 23:06:20 UTC 2010
Gavin Carr <gavin at openfusion.com.au>

On Fri, Dec 03, 2010 at 04:54:50PM -0600, Les Mikesell wrote:
>On 12/3/2010 4:32 PM, Gavin Carr wrote:
>> We've moved to brackup (http://code.google.com/p/brackup/) for these
>> reasons, and are doing nightly backups of 18TB of data quite happily.
>> Brackup does fancy chunk-based deduplication (somewhat like git), and so
>> avoids the hard link approach entirely.
>
>Brackup looks more like a 'push out a backup from a single host' concept
>as opposed to backuppc's 'pull all backups from many targets to a common
>server with appropriate scheduling' so you'd probably use them in
>different scenarios.  

Yeah, you're right, the brackup model is push, and backuppc is quite a
different beast in that respect. I was really talking more generally about 
hard-linked based backups than backuppc in particular.

Cheers,
Gavin