From owner-freebsd-questions  Fri Jan 26 17:10:10 2001
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To: peter@sysadmin-inc.com
Cc: freebsd-questions@freebsd.org
Subject: Re: 3 dump questions 
In-Reply-To: Message from "Peter Brezny" <peter@sysadmin-inc.com> 
   of "Fri, 26 Jan 2001 16:14:17 EST." <003101c087dc$f1936ee0$46010a0a@sysadmininc.com> 
Date: Fri, 26 Jan 2001 17:09:47 -0800
From: Dima Dorfman <dima@unixfreak.org>
Message-Id: <20010127010952.96DDB3E02@bazooka.unixfreak.org>
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> What's the difference between -1 and -2 etc in the incrimental level.

A level x dump will only dump files which have been modified since the
last x-1 dump (a level 0 dump will always copy everything).

> 
> Can dump be used to back up parts of a file system as opposed to the entire
> file system?

I'm not sure, but I don't think so.

> 
> Is there a way to configure dump to compress its output?  I noticed on a
> small file system the dump file was larger than the entire contents of the
> filesystem.

Not tested:

dump -f- /my/filesystem | gzip > my.filesystem.dump.gz

Hope this helps

					Dima Dorfman
					dima@unixfreak.org


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