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From: Jerry McAllister <jerrymc@clunix.cl.msu.edu>
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To: freebsd@philip.pjkh.com (Philip Hallstrom)
Date: Thu, 11 May 2006 13:52:31 -0400 (EDT)
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Cc: Don O'Neil <don@lizardhill.com>, freebsd-questions@freebsd.org
Subject: Re: Copying a file system w/ tar - symbolic links not copied right
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> 
> > Hi all...
> >
> > Ok... More info for the puzzle.....
> >
> > I'm trying to move a file system from one disk to another, and when I do
> > this:
> >
> > tar cf - /source/* | ( cd /destination && tar xfv - )
> >
> > It copies all the files, but the symbolic links are copied as files of 0
> > length, rather than re-established as links.
> >
> > BUT
> >
> > When I just:
> >
> > tar -cf file.tar /source/*
> >
> > And then:
> >
> > tar -xf file.tar
> >
> > Then the symbolic links are made correctly.... Any reason why this should
> > work and not the piped version for 'all in one' copying?
> 
> If it's an actual filesystem why not use dump/restore?

Ditto on dump/restore.
It is the clean and reliable way to do it.
The complete filesystem will be recreated in the new location
with all links, permission, etc intact.

////jerry

> 
> Otherwise I'm not sure, but you might also want to add in -pS to handle 
> permissions and sparse files as well...
> 
> -philip
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