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Date: Wed, 14 Aug 1996 11:31:28 -0700
From: Julian Elischer <julian@whistle.com>
Organization: Whistle Communications
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To: armando_ferreira@il.us.swissbank.com
CC: Paul Richards <p.richards@elsevier.co.uk>,
        Philip Milne <philip_milne@il.us.swissbank.com>, hackers@FreeBSD.org,
        charlie_conklin@il.us.swissbank.com
Subject: Re: Nightmare.
References: <4826.839936227@time.cdrom.com> <9608140942.AA00451@ln1d278nwk>
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Armando Ferreira wrote:
> 
> Hi,
> 
> The command that I actually used was tar -cvf /dev/rsd0a /

this is good because it limitted teh damage.
ONLY the root partition will be damaged (excep maybe small things
elsewhere due to the system being brought down suddenly).

> 
> I have since built FreeBSD on a different disk which is working fine. What I
> need to do now, is to check that the /usr partition of the old disk was not
> damaged.
you can find out which is which by running 
fsck on the subdevices.. /dev/rsd0[defgh]
(unless it's now sd1 :-)
fsck will tell you where the filesystem was last mounted..
> 
> I don't know how to mount the /usr partition of the old disk because I expect
> it to have the same device name as /usr in the new disk.
> 
> Is there a way I can distinguish them ?
> 
> Thanks for your help,
> Armando