Panic on boot. How do I get a kernel dump.

[Steve Kargl]

On Thu, Apr 26, 2007 at 09:43:17PM -0400, Kris Kennaway wrote:
> On Thu, Apr 26, 2007 at 06:37:42PM -0700, Steve Kargl wrote:
> > 
> > Re-read the text that you quoted.  Tom doesn't have 
> > dumpdev set, so there is no core for savecore to
> > retrieve.  ISTR, that one could set dumpdev in the
> > loader.  At the loader prompt, do 
> > 
> > set dumpdev="/dev/ad0s2b"  
> 
> I don't think this has existed for many years (it was removed during
> GEOM development).
> 

Bummer.  I know I used this a long time ago to do some debugging.
Is there a sysctl tunable that can be set in the loader?

-- 
Steve