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Date:      Sat, 09 Nov 2002 11:55:06 -0500
From:      Larry Sica <lomifeh@earthlink.net>
To:        Nick Rogness <nick@rogness.net>
Cc:        freebsd-hackers@freebsd.org
Subject:   Re: Filesystem corruption
Message-ID:  <FFCEB30D-F403-11D6-BCF2-000393A335A2@earthlink.net>
In-Reply-To: <20021108154806.G70152-100000@skywalker.rogness.net>

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Not sure if hackers is the correct place to ask about this but...

On Friday, November 8, 2002, at 06:28 PM, Nick Rogness wrote:

>
> We have a server that is doing some wierd things.  /var/mail filesystem
> (/dev/idad2s1e)  is reporting errors during certain tasks (like dump).
> It does fsck clean umounted.  I have yet to see this type of error and
> can't tell whether this is a bug or a hardware problem:
>
> Nov  8 15:41:20 pop1 /kernel: dscheck(#idad/0x20014): negative b_blkno
> -791620152
> Nov  8 15:41:20 pop1 /kernel: dscheck(#idad/0x20014): negative b_blkno
> -791620151
> Nov  8 15:41:20 pop1 /kernel: dscheck(#idad/0x20014): negative b_blkno
> -791620150
> Nov  8 15:41:20 pop1 /kernel: dscheck(#idad/0x20014): negative b_blkno
> -791620149
> Nov  8 15:41:20 pop1 /kernel: dscheck(#idad/0x20014): negative b_blkno
> -791620148
> Nov  8 15:41:20 pop1 /kernel: dscheck(#idad/0x20014): negative b_blkno
> -791620147
>

I've seen mention of this before, not sure what the fix was.  I heard 
about this a few years ago on some quantam drives, the guy updated his 
firmware and it went away iirc.  Does it do this only when you dump or 
under other circumstances?  If other circumstances, which ones?

Thanks,

Larry

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