duplicity-team team mailing list archive

[Michael Terry <mike@xxxxxxxxxxx>]

2009/8/24 Rob Oakes <lyx-devel@xxxxxxxxxxx>:
> How does does the process work?  Are newly detected files somehow added to
> the underlying "full" backup?  Do the incremental snapshots exist in
> independence, each containing only the data about how files have changed
> relative to the full backup?  Or do the incremental backups exist as part of
> a chain, where previous incremental snapshots are required to restore data
> form a later time point?

Each incremental backup is really just a set of patches against the
full backup, applied in sequence (as a chain).  If you delete a file,
I believe it uses some metadata (puts an empty file in a toplevel
'deleted' directory in the incremental tarball).

-mt