From owner-freebsd-hackers Sat Sep 7 0:49:27 2002 Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id DBE9137B400 for ; Sat, 7 Sep 2002 00:49:25 -0700 (PDT) Received: from moutng.kundenserver.de (moutng.kundenserver.de [212.227.126.188]) by mx1.FreeBSD.org (Postfix) with ESMTP id E53F343E6A for ; Sat, 7 Sep 2002 00:49:24 -0700 (PDT) (envelope-from phoenix@minion.de) Received: from [212.227.126.162] (helo=mrelayng3.kundenserver.de) by moutng4.kundenserver.de with esmtp (Exim 3.35 #2) id 17naKk-0000bs-00; Sat, 07 Sep 2002 09:48:46 +0200 Received: from [80.144.20.168] (helo=chronos) by mrelayng3.kundenserver.de with asmtp (Exim 3.35 #1) id 17naKk-0006v8-00; Sat, 07 Sep 2002 09:48:46 +0200 Received: from phoenix by chronos with local (Exim 3.35 #1 (Debian)) id 17naJT-0000jb-00; Sat, 07 Sep 2002 09:47:27 +0200 Date: Sat, 7 Sep 2002 09:47:26 +0200 From: Christian Zander To: Nate Lawson Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: interrupting the remote kernel Message-ID: <20020907094726.K652@chronos> Reply-To: Christian Zander References: <20020906220033.A1830@gicco.cablecom.ch> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.3.22.1i X-Operating-System: GNU/Linux [2.4.19][i686] Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Fri, Sep 06, 2002 at 05:17:07PM -0700, Nate Lawson wrote: > > > But I want to be able to pass control to the debugger when > > the target kernel `hangs', that is when no `ctl-alt-f1', > > `ctl-alt-del' has any effect. > > If the hang is not a system hang, the console break will have > an effect. But if the kernel is so hung that the keyboard > doesn't work, the remote serial console will not do you any > better. In this case you need a box with a real console (i.e. > Sun). > What I found to work well is remote GDB debugging with the UDP wrapper (ip-gdb), it responds to CTRL-C as expected. -- christian zander zander@minion.de To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message