why panic(9) ?

Doug Barton dougb at FreeBSD.org
Mon Jan 24 03:28:32 UTC 2011

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:


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.




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