Subject: Re: how to crash & reboot?
To: Bill Studenmund <wrstuden@netbsd.org>
From: Charlie Allom <charlie@rubberduck.com>
List: current-users
Date: 10/19/2002 15:36:45
On Fri, Oct 18, 2002 at 09:17:30AM -0700, Bill Studenmund wrote:
> On Sat, 19 Oct 2002, Charlie Allom wrote:
> 
> > On Fri, Oct 18, 2002 at 08:55:52AM -0700, Bill Studenmund wrote:
> > > On Fri, 18 Oct 2002, Julio Merino wrote:
> > >
> > > Note: the kernel will dump to your dump device, which is typically local
> > > swap. savecore will then come along and save the kernel core to /var/crash
> > > as Julio mentioned. Upshot is if you didn't add swap, no core. :-(
> >
> > OK I have 256 MB RAM and 256 MB local swap - and 128 MB in /var.
> >
> > How big will a kernel core be? Everything in RAM? (ie 256MB) or is it
> > more selective. Am I missing the FAQ?
> 
> The core will be 256 MB, but savecore may generate it compressed, so it
> might fit in your /var. You can also boot single-user and symlink
> /var/crash somewhere w/ more space.

Er,

I can reproduce this pmap panic - the machine is now rebooting - but
not dumping. I have DDB_ONPANIC=0 and the sysctl as well..

there is nothing to say 'dump' as well?

  C.
-- 
 charlie@rubberduck.com
 http://rubberduck.com/yeled/pgp.txt