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Date:      Wed, 11 Jul 2007 22:37:54 +0100 (BST)
From:      Robert Watson <rwatson@FreeBSD.org>
To:        Alfred Perlstein <alfred@freebsd.org>
Cc:        current@freebsd.org, fs@freebsd.org
Subject:   Re: bgfsck hosed (lockups) in -current?
Message-ID:  <20070711223720.C97304@fledge.watson.org>
In-Reply-To: <20070711202640.GV45894@elvis.mu.org>
References:  <20070711202640.GV45894@elvis.mu.org>

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On Wed, 11 Jul 2007, Alfred Perlstein wrote:

> I have current as of last week.
>
> I noticed that if I needed a bgfsck on ufs when rebooting my system would 
> lock up almost immediately.  Everything would deadlock.
>
> If I rebooted single user and did a regular "fsck -y" then continued to 
> boot, I'd be OK.
>
> Has anyone else experienced this?  I'm going to update to the most recent 
> current and get more information (which wait channels etc) but wanted to 
> know if anyone knew about this.
>
> I recall seeing a LOT of fixes for various deadlocks in snapshots and bgfsck 
> going in lately, but nothing that looked to me as if it'd trigger a 
> regression.

I'm not seeing this either -- have you tried running a manual fsck to see if 
it turns up anything deeply unsatisfying that could be causing bgfsck some 
bother?

Robert N M Watson
Computer Laboratory
University of Cambridge



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