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Date: Mon, 26 Jun 2006 02:20:12 -0300 (ADT)
From: "Marc G. Fournier" <scrappy@hub.org>
To: Kostik Belousov <kostikbel@gmail.com>
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Cc: freebsd-stable@freebsd.org, Dmitry Morozovsky <marck@rinet.ru>
Subject: Re: vmstat 'b' (disk busy?) field keeps climbing ...
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On Mon, 26 Jun 2006, Kostik Belousov wrote:

> Yes, this looks like a deadlock. As I understand, that's on 6.1-STABLE ?

Yes, kernel sources, it seems, from May 25th, according to my /usr/src 
tree ...

> BTW, do you use snapshots ?

Not that I've explicitly enabled ...

> I think that without ddb access, diagnose and debug the problem would be 
> quite hard.

Would it be a simple matter of:

CTL-ALT-ESC
panic

to get it to dump core?  Or would more be involved?  Would a core dump 
even work?

----
Marc G. Fournier           Hub.Org Networking Services (http://www.hub.org)
Email . scrappy@hub.org                              MSN . scrappy@hub.org
Yahoo . yscrappy               Skype: hub.org        ICQ . 7615664