From owner-freebsd-current Sat Jul 13 21:20:16 2002 Delivered-To: freebsd-current@freebsd.org Received: by hub.freebsd.org (Postfix, from userid 931) id ECC8537B400; Sat, 13 Jul 2002 21:20:11 -0700 (PDT) Date: Sat, 13 Jul 2002 21:20:11 -0700 From: Juli Mallett To: Don Lewis Cc: zipzippy@sonic.net, current@freebsd.org Subject: Re: Here's a new(er) one Message-ID: <20020713212011.B66764@FreeBSD.ORG> References: <20020713193357.A2600@sonic.net> <200207140356.g6E3uSwr020127@gw.catspoiler.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <200207140356.g6E3uSwr020127@gw.catspoiler.org>; from dl-freebsd@catspoiler.org on Sat, Jul 13, 2002 at 08:56:28PM -0700 Organisation: The FreeBSD Project X-Alternate-Addresses: , , , X-Affiliated-Projects: FreeBSD, xMach, ircd-hybrid-7 X-Towel: Yes X-LiveJournal: flata X-Negacore: Yes X-Warning: If you make me read stupid email, don't be surprised if I respond. If you don't want me to reply to something, don't send it to me. Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG * De: Don Lewis [ Data: 2002-07-13 ] [ Subjecte: Re: Here's a new(er) one ] > On 13 Jul, zipzippy wrote: > > On Sat, Jul 13, 2002 at 07:28:43PM -0700, Don Lewis wrote: > > > >> What was the original panic message, the one where uma_core.c prints the > >> name of the lock being held and where it was locked? > > > > Any way to determine this post-mortem? I woke up and the system had > > rebooted. Unfortunately the power supply also decided to start smoking, so > > the box is down until I the new one arrives. But I still have the kernel > > and core dump. > > It should be in the kernel message buffer. It looks like dmesg(8) has > the options that would allow it to be pointed at a core file to print > that out. Anything which uses kvm should accept the -N option, which points to a file to take the symbol name list from (for lookup of a datum based on a symbol name), and a -M option, which points to a file to take core memory from, such as a core memory dump, or system-in-a-memory-image setup. Just for the sake of verbosity and actually pointing to something one can do, rather than expecting someone to figure out that those flags exist, etc. Here's an example: -M kernel.core -N /obj/sys/vmunix.build/kernel.debug Where utility::=ps,w,uptime,dmesg,netstat,... -- Juli Mallett | FreeBSD: The Power To Serve Will break world for fulltime employment. | finger jmallett@FreeBSD.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message