From owner-freebsd-hackers Sat Mar 2 15:38:55 2002 Delivered-To: freebsd-hackers@freebsd.org Received: from rwcrmhc52.attbi.com (rwcrmhc52.attbi.com [216.148.227.88]) by hub.freebsd.org (Postfix) with ESMTP id 219F237B400 for ; Sat, 2 Mar 2002 15:38:53 -0800 (PST) Received: from blossom.cjclark.org ([12.234.91.48]) by rwcrmhc52.attbi.com (InterMail vM.4.01.03.27 201-229-121-127-20010626) with ESMTP id <20020302233847.UBHZ1147.rwcrmhc52.attbi.com@blossom.cjclark.org>; Sat, 2 Mar 2002 23:38:47 +0000 Received: (from cjc@localhost) by blossom.cjclark.org (8.11.6/8.11.6) id g22Ncls82993; Sat, 2 Mar 2002 15:38:47 -0800 (PST) (envelope-from cjc) Date: Sat, 2 Mar 2002 15:38:47 -0800 From: "Crist J. Clark" To: Michael Lucas Cc: hackers@FreeBSD.ORG Subject: Re: crash partition Message-ID: <20020302153847.K66092@blossom.cjclark.org> References: <20020302152858.A83208@blackhelicopters.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20020302152858.A83208@blackhelicopters.org>; from mwlucas@blackhelicopters.org on Sat, Mar 02, 2002 at 03:28:58PM -0500 X-URL: http://people.freebsd.org/~cjc/ 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 Sat, Mar 02, 2002 at 03:28:58PM -0500, Michael Lucas wrote: > After some comments from Greg Lehey during his kernel debugging > tutorial, (to paraphrase, "you can save your panic to a UFS partition, > but it won't be a UFS partition any longer"), I've been experimenting > with the idea of a "panic partition" for dumpdevs. The purpose is to > have a rapid reboot after a panic. > > Now, my laptop has a DOS sleep partition. Is it safe to use that as a > dumpdev? I have to use 320meg for a sleep partition, and 321 meg for > a dumpdev, when I could just use a 321-meg sleep/dump partition. > > It *seems* to work, but that means absolutely nothing in the real world. And what's the problem with the age-old solution of using your swap partition? -- Crist J. Clark | cjclark@alum.mit.edu | cjclark@jhu.edu http://people.freebsd.org/~cjc/ | cjc@freebsd.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message