From owner-freebsd-current Wed Jun 9 11:48:55 1999 Delivered-To: freebsd-current@freebsd.org Received: from thelab.hub.org (nat192.211.mpoweredpc.net [142.177.192.211]) by hub.freebsd.org (Postfix) with ESMTP id 15AB514BDB; Wed, 9 Jun 1999 11:48:51 -0700 (PDT) (envelope-from scrappy@hub.org) Received: from localhost (scrappy@localhost) by thelab.hub.org (8.9.3/8.9.1) with ESMTP id PAA97131; Wed, 9 Jun 1999 15:48:58 -0300 (ADT) (envelope-from scrappy@hub.org) X-Authentication-Warning: thelab.hub.org: scrappy owned process doing -bs Date: Wed, 9 Jun 1999 15:48:58 -0300 (ADT) From: The Hermit Hacker To: "David E. Cross" Cc: freebsd-current@FreeBSD.ORG, freebsd-stable@FreeBSD.ORG Subject: Re: MMAP() in STABLE/CURRENT ... In-Reply-To: <199906091835.OAA35583@cs.rpi.edu> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Wed, 9 Jun 1999, David E. Cross wrote: > by "break" I mean a serial break condition. Take the Tx line out of your > box and bring it negative 3-5 volts for a short time, that will be a break. > > Seriously, the break will need to be sent from the piece of equipment that is > connected to the other end of the serial line. It isn't a telnet issue at all. > There should be a way to drop into a command mode on the livingston (I have > never used one, so I don't know how), and send a RS-232 break to the remote > side. After that go back to terminal mode, you should be at a DDB prompt. > "trace" should give you what we want to see. Also, if you can configure > 'dumpon' and 'savecore' (man savecore, see 'dumpon' in /etc/rc.conf), at that > prompt enter 'panic' to get a core dump of your system... you may have to > enter 'panic' more than once. Actually, I have all that enabled, but don't have a file system large enough to dump to :( memory is 384Meg, swap is another 1.6gig :) Will look into the break thing...don't believe there is a way of doing it, but have to search the docs to be certain...thanks... Marc G. Fournier ICQ#7615664 IRC Nick: Scrappy Systems Administrator @ hub.org primary: scrappy@hub.org secondary: scrappy@{freebsd|postgresql}.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message