From owner-freebsd-questions  Tue Oct 22  7:20: 7 2002
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From: Jerry McAllister <jerrymc@clunix.cl.msu.edu>
Message-Id: <200210221419.g9MEJub17821@clunix.cl.msu.edu>
Subject: Re: DUMP: bad sblock magic number
To: brent@kearneys.ca
Date: Tue, 22 Oct 2002 10:19:56 -0400 (EDT)
Cc: freebsd-questions@FreeBSD.ORG
In-Reply-To: <20021021174837.A77115@kearneys.ca> from "Brent Kearney" at Oct 21, 2002 05:48:37 PM
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> 
> Hello, I'm trying the following on FreeBSD 4.2:
> 
> dump -0 -h 0 -u -a -f /dev/nsa0 /home/foo
> 
> And the dump is dying with the message:
> 
>   DUMP: Dumping /home/shared to /dev/nsa0
>   DUMP: bad sblock magic number
>   DUMP: The ENTIRE dump is aborted.
> 
> /home/foo is not a mount point, but I seem to remember FreeBSD's dump 
> being able to dump subdirectories.  I can dump /home (which is a mount
> point) without any errors, so its not a problem with /dev/nsa0.  What
> does "bad sblock magic number" mean?

As far as I know, dump will only work for file systems and not
on sub-directories.   The bad magic is basically telling you that
as well.   If you find a way, let us know.

////jerry

> 
> Please CC: me on any replies, as I'm not subscribed -- and thanks in
> advance.
> 
> Cheers,
> 
> Brent
> 
> 
> 
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