From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id D548213877A for ; Tue, 1 Jul 2014 10:20:47 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id DE0CBE099F; Tue, 1 Jul 2014 10:20:42 +0000 (UTC) Received: from smtpq1.tb.mail.iss.as9143.net (smtpq1.tb.mail.iss.as9143.net [212.54.42.164]) by pigeon.gentoo.org (Postfix) with ESMTP id C4772E0983 for ; Tue, 1 Jul 2014 10:20:41 +0000 (UTC) Received: from [212.54.42.135] (helo=smtp4.tb.mail.iss.as9143.net) by smtpq1.tb.mail.iss.as9143.net with esmtp (Exim 4.76) (envelope-from ) id 1X1vB3-0004E2-5X for gentoo-user@lists.gentoo.org; Tue, 01 Jul 2014 12:20:41 +0200 Received: from 53579160.cm-6-8c.dynamic.ziggo.nl ([83.87.145.96] helo=data.antarean.org) by smtp4.tb.mail.iss.as9143.net with esmtp (Exim 4.76) (envelope-from ) id 1X1vB2-0004xv-TC for gentoo-user@lists.gentoo.org; Tue, 01 Jul 2014 12:20:41 +0200 Received: from andromeda.localnet (unknown [213.19.196.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by data.antarean.org (Postfix) with ESMTPSA id 361364C for ; Tue, 1 Jul 2014 12:19:20 +0200 (CEST) From: "J. Roeleveld" To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] smartctrl drive error @60% Date: Tue, 01 Jul 2014 12:19:19 +0200 Message-ID: <10252048.2RCMLJ115Y@andromeda> Organization: Antarean User-Agent: KMail/4.12.5 (Linux/3.12.21-gentoo-r1; KDE/4.12.5; x86_64; ; ) In-Reply-To: <53B27DA9.7000301@gmail.com> References: <53AA050F.4070907@gmail.com> <3444022.2QCjfBFgDO@andromeda> <53B27DA9.7000301@gmail.com> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" X-Ziggo-spambar: ---- X-Ziggo-spamscore: -4.8 X-Ziggo-spamreport: ALL_TRUSTED=-1,BAYES_00=-1.9,PROLO_TRUST_RDNS=-3,RDNS_DYNAMIC=0.982,TW_HD=0.077 X-Ziggo-Spam-Status: No X-Spam-Status: No X-Spam-Flag: No X-Archives-Salt: 9a9c7903-563c-42ad-a2b6-249e1228e070 X-Archives-Hash: 90da9e3d9d87f2d58281e2a4382cd939 On Tuesday, July 01, 2014 04:21:45 AM Dale wrote: > J. Roeleveld wrote: > >>> root@fireball / # hdparm -tT /dev/sdb > >>> > >>> /dev/sdb: > >>> Timing cached reads: 6604 MB in 2.00 seconds = 3303.39 MB/sec > >>> Timing buffered disk reads: 542 MB in 3.01 seconds = 180.33 MB/sec > >>> > >>> root@fireball / # > >> > >> Try a real life example like dd. I have seen the above mentioned speed > >> on disks with a file system on it which does limit the speed anyway. > > > > +1 > > > > -- > > Joost > > I watched the dd process when I was erasing the old drive. I got about > the same results. It started out a little over 200 and went as low as > 170 or so close to the end. On average, about what hdparm shows. Close > enough it seems. ;-) Yep, but do the same after adding a filesystem to the mix? Eg. mount it somewhere, then dd to a file on that drive. -- Joost