Re: [Duplicity-talk] Verbose output/Progress & rename

[Kenneth Loafman]

Peter Schuller wrote:
>>> IMHO if you have a slow uplink, such as a DSL line, you are much better
>>> off using rsync. Use an external usb disk to create your Duplicity
>>> backup and then rsync this to your upstream storage device.
> 
> Be careful though. If you just do a plain rsync --delete -avWP for
> example, you're toast if you have badly timed problems. I *believe* it
> should be enough to -avWP first and then --delete -avWP, but don't
> quote me on it.
> 
> The problem being that by default rsync removes files first, and then
> uploads new files. In the case of duplicity, I think it should be safe
> to use rsync as long as it's used in such a way that deletions always
> happen after new files are transfered. But this relies on the details
> of duplicity's file management, and is not true in general for other
> software (or potentially for future versions of duplicity).

You could always use --delete-after so that the deletions would not
happen until after the file transfers were done.

I like the default --delete option because it frees up the space I need
to do the next backup.  I usually keep 90 days worth, full on Sunday,
incremental every other day.

...Ken

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