Re: why panic(9) ?

From: Gary Jennejohn <gljennjohn_at_googlemail.com>
Date: Mon, 24 Jan 2011 11:51:12 +0100
On Sun, 23 Jan 2011 19:28:30 -0800
Doug Barton <dougb_at_FreeBSD.org> wrote:

> On 01/23/2011 15:00, David Demelier wrote:
> > In any case, when panic occurs, switching display to the tty can be
> > great. Why not a sysctl like kern.tty_on_panic? Because when you're
> > running X and a panic occurs not everybody understand what happens.
> 
> Putting the following in /etc/sysctl.conf can help:
> 
> debug.debugger_on_panic=0
> 
> The reason being that sometimes when you panic in X the system is 
> attempting to drop to the debugger, but can't, which is why it hangs.
> 

For what it's worth this appears to be the default on -current.

-- 
Gary Jennejohn
Received on Mon Jan 24 2011 - 09:51:17 UTC

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