From owner-freebsd-questions@FreeBSD.ORG Sun Feb 22 20:31:18 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5208A16A4CF for ; Sun, 22 Feb 2004 20:31:18 -0800 (PST) Received: from ozlabs.org (ozlabs.org [203.10.76.45]) by mx1.FreeBSD.org (Postfix) with ESMTP id F024543D2D for ; Sun, 22 Feb 2004 20:31:17 -0800 (PST) (envelope-from grog@lemis.com) Received: from blackwater.lemis.com (blackwater.lemis.com [192.109.197.80]) by ozlabs.org (Postfix) with ESMTP id F00622BD45 for ; Mon, 23 Feb 2004 15:31:15 +1100 (EST) Received: by blackwater.lemis.com (Postfix, from userid 1004) id B75FA51212; Mon, 23 Feb 2004 15:01:13 +1030 (CST) Date: Mon, 23 Feb 2004 15:01:13 +1030 From: Greg 'groggy' Lehey To: Tony Frank Message-ID: <20040223043113.GV87020@wantadilla.lemis.com> References: <00ed01c3f559$d7f1ac20$8052260a@capgemini.nl> <20040217223827.GM33797@wantadilla.lemis.com> <1077093269.15aypd5fp76s@mailsrv.dannysplace.net> <20040218111653.GB289@marvin.home.local> <1077106518.yyrhxqeampw@mailsrv.dannysplace.net> <20040218140429.GG289@marvin.home.local> <1077180395.4prky8v4skqo@mailsrv.dannysplace.net> <20040219222221.GA88317@marvin.home.local> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="QVzQgM+zdZ3YWXqn" Content-Disposition: inline In-Reply-To: <20040219222221.GA88317@marvin.home.local> User-Agent: Mutt/1.4.1i Organization: The FreeBSD Project Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-418-838-708 WWW-Home-Page: http://www.FreeBSD.org/ X-PGP-Fingerprint: 9A1B 8202 BCCE B846 F92F 09AC 22E6 F290 507A 4223 cc: freebsd-questions@freebsd.org cc: Danny Carroll Subject: Re: Help with Vinum disk crash... X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 23 Feb 2004 04:31:18 -0000 --QVzQgM+zdZ3YWXqn Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Friday, 20 February 2004 at 9:22:21 +1100, Tony Frank wrote: > Hi, > > On Thu, Feb 19, 2004 at 09:46:35AM +0100, Danny Carroll wrote: >> Thanks for the information... I really need the space now so I am going= to wipe >> it and start from scratch, although I am not sure if I will use vinum ag= ain. >> >> I guess my main concern is that when one of my disks crashed, the ufs fi= lesystem >> got corrupted and I really did not expect that to happen. >> >> It could be ignorance on my part, I dont know but perhaps someone can he= lp me >> understand how this could have happened? > > Filesystems can get corrupted if the system crashes and does not cleanly = close the > filesystem first. > In your case I'm personally not too sure - some more questions perhaps ca= n help. The kind of corruption caused by an unclean shutdown is nothing like this. > - Were you using softupdates on the filesystem? This shouldn't make any difference. > - Did the system panic/reboot when the disk crashed without shutting down= cleanly? > - What version of FreeBSD are you / were you running? >> Another thing, Greg, you mentioned that I should have a second plex if I= wanted >> to protect the data. You mean like a mirror? Surely 1 is enough when w= e are >> talking raid-5? > > Raid-5 should still work if a single subdisk fails. > In your original post you did not indicate if you were using raid5 setup. Yes, he did: V data State: up Plexes: 1 Size: 320 GB= =20 P data.p0 R5 State: degraded Subdisks: 4 Size: 320 GB S data.p0.s0 State: stale PO: 0 B Size: 106 GB S data.p0.s1 State: up PO: 3924 kB Size: 106 GB S data.p0.s2 State: up PO: 7848 kB Size: 106 GB S data.p0.s3 State: up PO: 11 MB Size: 106 GB The "R5" on the plex line indicates that it's RAID-5. Greg -- When replying to this message, please copy the original recipients. If you don't, I may ignore the reply or reply to the original recipients. For more information, see http://www.lemis.com/questions.html Note: I discard all HTML mail unseen. Finger grog@FreeBSD.org for PGP public key. See complete headers for address and phone numbers. --QVzQgM+zdZ3YWXqn Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.0 (FreeBSD) iD8DBQFAOYIRIubykFB6QiMRArNeAJ9viPQ5pqlfBKqmnPPYnNE8s34OfwCeMtB6 4K8wYlNTRzyvHv32xrflV7Y= =kxtq -----END PGP SIGNATURE----- --QVzQgM+zdZ3YWXqn--