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Date:      Tue, 5 Sep 1995 10:32:51 -0700 (MST)
From:      Terry Lambert <terry@lambert.org>
To:        peter@taronga.com (Peter da Silva)
Cc:        hackers@freebsd.org
Subject:   Re: Bad superblock?
Message-ID:  <199509051732.KAA23660@phaeton.artisoft.com>
In-Reply-To: <199509041706.MAA00208@bonkers.taronga.com> from "Peter da Silva" at Sep 4, 95 12:06:29 pm

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> I take it 2.0.5 updates the clean flag in the superblock but not in
> the first alternate, so when 1.1 looks it sees the clean flag doesn't
> match and so the superblocks don't match. Is that correct?
> 
> If so, is there any reason it can't write the clean flag in the first
> alternate superblock as well?

To answer this, ask yourself "why is my first superblock bad?".

If the answer could be "controller failure" than the reason it doesn't
update the backup superblocks should be obvious.

If you fsck with a backup superblock, the clean flag will be set in
the backup.


					Terry Lambert
					terry@lambert.org
---
Any opinions in this posting are my own and not those of my present
or previous employers.



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