From owner-freebsd-questions@freebsd.org Wed Aug 3 16:40:56 2016 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 794D6BAE3CA for ; Wed, 3 Aug 2016 16:40:56 +0000 (UTC) (envelope-from zarniwhoop@ntlworld.com) Received: from know-smtprelay-omc-10.server.virginmedia.net (know-smtprelay-omc-10.server.virginmedia.net [80.0.253.74]) by mx1.freebsd.org (Postfix) with ESMTP id DE59E10CD for ; Wed, 3 Aug 2016 16:40:55 +0000 (UTC) (envelope-from zarniwhoop@ntlworld.com) Received: from localhost.localdomain ([81.100.29.190]) by know-smtprelay-10-imp with bizsmtp id Sgfd1t00s466fER01gfdgj; Wed, 03 Aug 2016 17:39:37 +0100 X-Originating-IP: [81.100.29.190] X-Spam: 0 X-Authority: v=2.1 cv=Ha/pNXw8 c=1 sm=1 tr=0 a=+He7s6SjlwGdCRwhjLOitA==:117 a=+He7s6SjlwGdCRwhjLOitA==:17 a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=IkcTkHD0fZMA:10 a=7z1cN_iqozsA:10 a=-Z53KwaH7bQ1aHMzd98A:9 a=QEXdDO2ut3YA:10 Received: by localhost.localdomain (Postfix, from userid 500) id B8BF860053; Wed, 3 Aug 2016 17:39:37 +0100 (BST) Date: Wed, 3 Aug 2016 17:39:37 +0100 From: Ken Moffat To: freebsd-questions@freebsd.org Subject: Re: Ominous smartd messages .... Message-ID: <20160803163937.GA21629@milliways.localdomain> References: <020caa94-b329-d5a6-5bd4-bfcc575c039f@freebsd.org> <10b1ff8b-c738-3cee-30bb-9812f75436c1@hiwaay.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline X-Clacks-Overhead: GNU Terry Pratchett Content-Transfer-Encoding: 8bit In-Reply-To: <10b1ff8b-c738-3cee-30bb-9812f75436c1@hiwaay.net> User-Agent: Mutt/1.6.2 (2016-07-01) X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 03 Aug 2016 16:40:56 -0000 On Wed, Aug 03, 2016 at 07:37:50AM -0453, William A. Mahaffey III wrote: > On 08/03/16 07:24, Matthew Seaman wrote: > > On 08/03/16 04:41, William A. Mahaffey III wrote: > > > My question is: Are these messages benign, or am I in the market for > > > more hardware ? *ANY* more questions, please ask. TIA & have a good one. > > It doesn't look particularly good. Do you run the smartd selftests at > > all? Worth giving that a go -- > > > > # smartctl -t long /dev/ada5 > > > > This can be done while the disk is in use without upsetting anything. > > It will scan the disk for unreadable areas. The disk does have a number > > of spare sectors it can use instead of any broken ones, but it generally > > needs to see a failed write to the affected area to trigger the > > substitution mechanism. Once you run out of substitute sectors, the > > disk is basically toast and should be replaced. With modern drives, > > seeing that mechanism in use at all typically means the drive is on the > > downward spiral and you should plan on replacing it PDQ. > > > > Cheers, > > > > Matthew > > > > Thanks, I kicked that off just now, it says it will take 169 min. to > complete, so we'll see. No more new messages overnight, maybe my luck is > good .... > I agree with Matthew, and since your custom script seemed to ignore all the items which I regard as relevant, after the long test has finished run smartctl -a on that drive and look at things like Reallocated Sector Count and Pending (if that is still present). plus any other error fields. ĸen -- `I shall take my mountains', said Lu-Tze. `The climate will be good for them.' -- Small Gods