Date: Mon, 21 Sep 1998 10:04:23 +0100 (BST) From: Doug Rabson <dfr@nlsystems.com> To: Andrzej Bialecki <abial@nask.pl> Cc: ben@rosengart.com, Mark Murray <mark@grondar.za>, current@FreeBSD.ORG Subject: Re: shouting in a void? Message-ID: <Pine.BSF.4.01.9809211002490.451-100000@herring.nlsystems.com> In-Reply-To: <Pine.BSF.4.02A.9809210905441.21790-100000@korin.warman.org.pl>
next in thread | previous in thread | raw e-mail | index | archive | help
On Mon, 21 Sep 1998, Andrzej Bialecki wrote: > On Sun, 20 Sep 1998, Snob Art Genre wrote: > > > On Sun, 20 Sep 1998, Mark Murray wrote: > > > > > With a panic, you also need to supply the stack bactrace, > > > > That would be a lot easier if the kernel would be kind enough to dump > > core. > > I was recently helping Julian to debug problems with DEVFS, and nothing > you could do could make the system to dump core. I had to read the > handbook and try to use something called "remote GDB". > > Boy, is that fantastic!!! If you have some other machine nearby, and a > null modem cable, pleasy try it - it's extremely helpful, it just allows > you to debug kernel just like any other program, with full source code > display. I'd say, try it even to only gain some experience - you won't > regret it. > > And, did I mention that it doesn't require to dump any core? :-) I have to agree with this. The alpha port wouldn't be anywhere near working if I didn't have a working kernel gdb. Any other method of debugging kernels is like trying to fix a watch while wearing boxing gloves. -- Doug Rabson Mail: dfr@nlsystems.com Nonlinear Systems Ltd. Phone: +44 181 951 1891 Fax: +44 181 381 1039 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.BSF.4.01.9809211002490.451-100000>