| To: | Alan Jones <alan.jones@xxxxxxx> |
|---|---|
| Subject: | Re: can't enter KDB after panic? |
| From: | Ken Preslan <kpreslan@xxxxxxxxxxx> |
| Date: | Thu, 22 Feb 2001 17:48:20 -0600 |
| Cc: | kdb@xxxxxxxxxxx |
| In-reply-to: | <200102221836.KAA10373@oscar0.cobalt.com>; from alan.jones@sun.com on Thu, Feb 22, 2001 at 06:36:09PM +0000 |
| References: | <32656.982815208@kao2.melbourne.sgi.com> <200102221836.KAA10373@oscar0.cobalt.com> |
| Sender: | owner-kdb@xxxxxxxxxxx |
| User-agent: | Mutt/1.2.5i |
On Thu, Feb 22, 2001 at 06:36:09PM +0000, Alan Jones wrote: > I'm also using getty, > not minigetty but getty, but I've also disabled it in the passed and > it is not strictly needed to use kdb. That is, I think kdb performs > I/O to the serial device regardless of it's open state in Linux. This may be true if KDB automatically breaks because of an oops. But there are cases where you get your kernel into some sort of deadlock state, and you need to force a break manually. You need to have a program that has that device open to make KDB respond to the ctrl-A. At least that's been my experience. -- Ken Preslan <kpreslan@xxxxxxxxxxx> Code Monkey Sistina Software, Inc. |
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