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Date: Wed, 16 Jan 2013 22:57:15 +0200
From: Andriy Gapon <avg@FreeBSD.org>
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To: Willem Jan Withagen <wjw@digiware.nl>,
 Julian Stecklina <jsteckli@os.inf.tu-dresden.de>
Subject: Re: Some new hardware with 9.1 does not reboot easily
References: <50ACA518.4050309@digiware.nl> <50AD0AC2.5070804@FreeBSD.org>
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on 11/01/2013 21:38 Willem Jan Withagen said the following:
> On 2013-01-07 18:06, Julian Stecklina wrote:
>> Has this been resolved? I still see a hang on reboot/shutdown on my box
>> (zfs root on USB thumb drive), but I am not sure if the problem is
>> related.
> 
> Could very well be be.
> 
> I have again the same problem as I reported before with the full and new
> 9.1 code.
> But did not have time yet to build a system te test with.
> 
> My other 9.1 box is my ZFS only fileserver. And I do not want to fidle
> to much with it.

Have you guys tried to obtain a stack trace of the stuck reboot thread (in ddb)?
Not all hangs in reboot have the same cause...

-- 
Andriy Gapon