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Re: Re: [rdiff-backup-users] can rdiff-backup be stopped / paused / res


From: Maarten Bezemer
Subject: Re: Re: [rdiff-backup-users] can rdiff-backup be stopped / paused / restarted? - HOWTO?
Date: Mon, 14 Jan 2008 00:23:05 +0100 (CET)

On Sun, 13 Jan 2008 address@hidden wrote:

> when rdiff-backup is really cancelled while running there is no return
> and rdiff-backup will need to recover first on the next run......

Although I can understand why it is done this way, I'm not entirely
convinced that it can't be done differently.
I mean: resume isn't considered the Right Thing because rdiff-backup is
supposed to be a 'snapshot' at 1 point in time. But in practice, if you
have slow links or a lot of stuff to back up, the data backed up at the
end of the run may be from a much later time than the data backup up at
the beginning of that run. This wouldn't be much different from starting a
backup, network link breaking, and resuming 5 minutes later.
Yet, this isn't supported... :-(

Not knowing the python code very well, I'm not sure if saving checkpoint
data in the exception handler is feasible. Same goes for reading
checkpoint data and continuing from that point. Would be nice to have, but
I'm not expecting anything like this to happen before we get
increment-merging ;-)

--
Maarten





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