On 25 February 2016 at 14:52, Colin Percival <[email protected]> wrote:
> On 02/24/16 15:34, Nicholas Lee wrote: > > On 25 February 2016 at 09:13, Colin Percival <[email protected] > > <mailto:[email protected]>> wrote: > > On 02/23/16 08:10, John Gamble wrote: > > > 2). Instead of simply copying across some files to the new hard > disk, as > > > mentioned above, would it be better, from a backup point of view, > to copy > > > across my entire /home directory to the new disk, rather than > individual > > > files? (I'm currently running Linux, with my /home directory > located on a > > > separate disk partition from the operating system.) > > > > Tarsnap doesn't care. The deduplication will recognize duplicate > data even if > > files move around. > > > > Needs to be the same machine key though. > > Right, I should have been clearer about that. Every machine is its own > deduplication domain. As far as I understand. If you migrate the private key, then you migrate this dedup domain. In fact I think you can run the same key on different machines, but only if the tarsnap backend is not be used by the same key at the same time. Nicholas
