On Wed, 2005-12-21 at 13:22, Marty wrote:
> >> That brings up another question for anyone here -- does cp -al work
> >> (within the filesystem) on the pool, or on the cpool, or is it also
> >> prohibitively time-consuming? If it works (and you don't run out of
> >> inodes) then it seems you could use it to take an snapshot for the
> >> above scripts to work from, to minimize backuppc server downtime.
> >
> > You'd need -aH to do hardlinks,
>
> Are you sure? If that's true, then all my backup scripts are wrong!
Right - I was thinking of rsync - and misunderstood the question
in the first place.
> Sorry, I think I asked the wrong question. In the original question,
> substitute the pc directory for the pool/cpool directory. Then you
> have your snapshot, right? The pool file is handled by the script,
> but it's much fast the second time around.
Yes, that should work.
> >
> > There is a linux program called 'hardlink' that will do a
> > brute-force matchup of indentical files under the specified
> > directories and convert to hardlinks. I'm not sure how
> > fast it is but I'd expect it to be slower than something
> > that knows the backuppc name conventions.
> >
>
> I've used it. Same problem as the other methods. It took a day or so
> to replicate a small pool (about 40 GB).
It might run faster if you give it the pool and one pc directory
at a time instead of all at once. But it still has the disadvantage
that you have to explicitly copy the pool.
--
Les Mikesell
[EMAIL PROTECTED]
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