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Date:      Sun, 04 May 2003 13:02:24 -0700
From:      Terry Lambert <tlambert2@mindspring.com>
To:        Robert Watson <rwatson@freebsd.org>
Cc:        freebsd-current@freebsd.org
Subject:   Re: panic: ffs_blkfree: freeing free frag
Message-ID:  <3EB571D0.2972A5C8@mindspring.com>
References:  <Pine.NEB.3.96L.1030504122645.92658z-100000@fledge.watson.org>

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Robert Watson wrote:
> On Mon, 5 May 2003, NAKAJI Hiroyuki wrote:
> > Sad news...
> >
> > Just after I posted this message, I got same panic again and lost some
> > files in my $HOME. :(
> 
> Could you boot to single user mode, manually fsck all of your file
> systems, and then try running your various load tests again?  Perhaps a
> free list problem persisted on disk after the fix left over from earlier
> operation with the bug...

FWIW, given the way this bug exhibits, this *WILL* happen;
once it's messed up, you *WILL* need a full fsck in single
user mode before it'll be usable again.  BG fsck *WILL NOT*
fix this (it only fixes overreferences, not underreferences).

-- Terry



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