Question about in-place option.

Mickaël CANÉVET canevet at
Thu Jun 23 00:53:15 MDT 2011


Thank you very much, it's working with --inplace --no-whole-file.
Now snapshots of a 15GB database backup only takes a few kilobytes a day
instead of 15GB.


On Wed, 2011-06-22 at 18:02 +0100, jeremy at wrote:
> Mickaël CANÉVET wrote:
> > I was wondering if there is a way top specify rsync to replace only
> > different block in case of in-place update.
> > 
> > When I rsync a huge binary file that change often to a Copy-On-Write
> > filesystem for backing it up (ZFS in my case, but I suppose that btrfs
> > will act the same way) ; rsync replaces the whole file even with
> > '--inplace' and so snapshots are inefficient.
> Are you doing local copies? You should also use the --no-whole-file option.
> I think --inplace would be better if it made the default --no-whole-file for 
> local copies.
> Jeremy
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