What is correct way to enable watchdog?

[Mel]

On Tuesday 24 February 2009 08:12:11 Peter Steele wrote:
> >Panic, or overheating. Check the dumpdev/dumpdir variables in rc.conf(5).
>
> BTW, what's the difference between setting kern.corefile in /etc/sysctl and
> these dumpdev/dumpdir variables?

They are two different things.
kern.corefile is used for userland processes. See core(5) for details. Handy 
if you want to collect all coredumps for review or when large parts of the 
system are read-only.

-- 
Mel

Problem with today's modular software: they start with the modules
    and never get to the software part.