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Date: Thu, 30 Nov 2006 11:12:42 -0500
From: Jerry McAllister <jerrymc@msu.edu>
To: Christian Walther <cptsalek@gmail.com>
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Cc: Rachel Florentine <rachel_florentine@yahoo.com>,
	Marcelo Maraboli <marcelo.maraboli@usm.cl>, freebsd-questions@freebsd.org
Subject: Re: Data Recovery
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On Thu, Nov 30, 2006 at 03:47:53PM +0100, Christian Walther wrote:

> I don't think that rsync can cope with hardlinks.
> Best way to do a "backup" like this is:
> 
> tar -clf - / | ( cd /ad2 ; tar -xf - )
> 
> The "-l" flag will stay on the specified filesystem. If you forget
> this option tar (and any other command, even cp and rsync with their
> respective option) will copy /ad2 into itself, e.g. /ad2/ad2, which
> might lead to a kind of recursion.

No.  Tar isn't good enough.
Use dump/restore.
It is made for that.

////jerry

> 
> BTW: No, there isn't any tool that might recover from a desaster like
> the one you specified. Either the files you describe as being "fried"
> have either been overwritten with some other content, or changed in
> any other way. You need a backup to recover from this. ;)
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