[amd64] Instability worse than ever

[Conrad J. Sabatier]

On 25-Jul-2004 Brian Fundakowski Feldman wrote:
> On Sat, Jul 24, 2004 at 08:33:57PM -0500, Conrad J. Sabatier wrote:
>> 
>> 
>> Been meaning to ask about that.  Would a null modem connection from
>> my other machine be useable as the serial console?  I have all the
>> kernel config options and the sio flags set to enable the serial
>> console, but wasn't sure if that would work or not.  If so, I could
>> try that.
> 
> Absolutely; I just set this up a few days ago, so I know this works
> with -CURRENT.  First, set the sio.0.flags hint in
> /boot/device.hints to "0x90" so it is a vailable for use as a serial
> console.  Then, set up the kernel with DDB and KDB and set
> /etc/sysctl.conf to turn the debug.debugger_on_panic switch to 1. 
> You should probably be running with at least WITNESS and INVARIANTS,
> but not necessarily DIAGNOSTIC.

Thanks, will do!

-- 
Conrad J. Sabatier <conrads at cox.net> -- "In Unix veritas"