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Date: Sat, 7 Nov 2009 11:52:56 +0100
From: Gary Jennejohn <gary.jennejohn@freenet.de>
To: S.N.Grigoriev <serguey-grigoriev@yandex.ru>
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Subject: Re: 8.0RC2 amd64 - kernel panic running make buildworld
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On Sat, 07 Nov 2009 12:20:51 +0300
S.N.Grigoriev <serguey-grigoriev@yandex.ru> wrote:

> I've recompiled the kernel with 'options DDB' (using 7-stable).
> The sysctl variable 'debug.debugger_on_panic' is now set to '1'.
> But I still have silent reboots every time I try to build world/kernel.
> 'savecore -v' reports: 'no dumps found'. What did I do incorrectly?
> 

It could be that you also need "options KDB" for the kernel to enter
ddb on panic, but I'm not 100% sure about that.

Can't hurt to try it.

Do you also have dumpdev defined in /etc/rc.conf?  It's set to AUTO
by default, but who knows whether that really works?

---
Gary Jennejohn