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From: Don Bowman <don@sandvine.com>
To: 'Tim Robbins' <tim@robbins.dropbear.id.au>,
	Don Bowman <don@sandvine.com>
Date: Mon, 31 May 2004 09:01:04 -0400
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cc: "'current@freebsd.org'" <current@freebsd.org>
Subject: RE: sysctl lock, system lockup
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From: Tim Robbins [mailto:tim@robbins.dropbear.id.au]
 ...
> 
> I'm not sure where to go from here. A deadlock doesn't seem 
> likely, but
> it's possible that background fsck could lock up the system for quite
> some time by using this sysctl. How long did you wait before 
> dropping to
> ddb (approximately)?

i waited 10 minutes or so.