Date: Wed, 15 Oct 2008 22:55:54 -0400 From: heliocentric@gmail.com To: "Alfred Perlstein" <alfred@freebsd.org> Cc: freebsd-stable@freebsd.org Subject: Re: System hanging during dump Message-ID: <bdf82f800810151955t2e0b916ds4245afab485d02f4@mail.gmail.com> In-Reply-To: <20081015194613.GK46393@elvis.mu.org> References: <20081015082428.GE26536@server.vk2pj.dyndns.org> <20081015083538.GA72190@icarus.home.lan> <20081015085843.GF26536@server.vk2pj.dyndns.org> <20081015090848.GA72852@icarus.home.lan> <20081015094809.GG26536@server.vk2pj.dyndns.org> <20081015105338.GA75226@icarus.home.lan> <bdf82f800810151159h7ba52920h6673838cbebe1291@mail.gmail.com> <20081015194613.GK46393@elvis.mu.org>
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On 10/15/08, Alfred Perlstein <alfred@freebsd.org> wrote: > * heliocentric@gmail.com <heliocentric@gmail.com> [081015 12:00] wrote: >> >> Perhaps a 'show locks' with an 8-CURRENT kernel with WITNESS enabled >> will shed light on the problem? As most of the filesystem locking >> doesn't use lockmgr in 7-STABLE, it would be silent with that kernel. > > I might be wrong here, but I think it's actually that lockmgr > in 7.x isn't watched by witness (but it is in 8.x) is why you > can only see this warnings in 8.x. > > (In other words, filesystems use lockmgr in just about every version > of FreeBSD back to 2.x or before.) Yes, you're right. I misread the email about the change.
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