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 9690113877A for ; Sat, 26 Jul 2014 10:12:09 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id A555BE0A88; Sat, 26 Jul 2014 10:12:02 +0000 (UTC) Received: from mout.gmx.net (mout.gmx.net [212.227.15.19]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 631F2E0A80 for ; Sat, 26 Jul 2014 10:12:01 +0000 (UTC) Received: from localhost ([84.133.163.187]) by mail.gmx.com (mrgmx002) with ESMTPSA (Nemesis) id 0LztD9-1WNm961vTH-0154E3 for ; Sat, 26 Jul 2014 12:11:59 +0200 Date: Sat, 26 Jul 2014 12:11:58 +0200 From: meino.cramer@gmx.de To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] [OT] Badblocks on my harddisk Message-ID: <20140726101158.GB3835@solfire> References: <20140726014915.GA3845@solfire> <201407261025.55867.michaelkintzios@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-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable In-Reply-To: <201407261025.55867.michaelkintzios@gmail.com> User-Agent: mutt-ng/devel-r804 (Linux) X-Provags-ID: V03:K0:yLZuzu33Qf18tRnnj9c+Du8SX5RowtBGZBKt+Sph/dsAhLHHPiX anESPCyyiwLPIG71f2XSZzm4+1zwLg/R6X2FXdDlkOlP3qbQ3vu6nyVLhm8Hdxzl7BUVTtr 6JkPiLeZE95tzi3DK31IsGe5XLK8PZShGOpcSII632vaTA5vyG7C7VnacMBHmjONVK9dXe1 HgpfBgi49ZU3LHdYIDMCQ== X-Archives-Salt: 8aa496c0-6e56-403b-9998-00ac1730c944 X-Archives-Hash: 7c5375ce5a058aa6ede51099d4c5dc66 Mick [14-07-26 11:28]: > On Saturday 26 Jul 2014 02:49:15 meino.cramer@gmx.de wrote: > > Hi, > >=20 > > After running smartctl for an extended offline test I got > > a badblock (information extracted from the report): > >=20 > > SMART Self-test log structure revision number 1 > > Num Test_Description Status Remaining LifeTime(ho= urs) > > LBA_of_first_error # 1 Extended offline Completed: read failure = =20 > > 90% 14460 4288352511 197 Current_Pending_Sector 0x0032 2= 00=20 > > 200 000 Old_age Always - 1 > >=20 > > I found a explanation to map the LBA to a partition here: > > http://smartmontools.sourceforge.net/badblockhowto.html > >=20 > > My partition layout is: > > #> sudo fdisk -lu /dev/sda > >=20 > > Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors > > Units: sectors of 1 * 512 =3D 512 bytes > > Sector size (logical/physical): 512 bytes / 512 bytes > > I/O size (minimum/optimal): 512 bytes / 512 bytes > > Disklabel type: dos > > Disk identifier: 0x07ec16a2 > >=20 > > Device Boot Start End Blocks Id System > > /dev/sda1 * 2048 104447 51200 83 Linux > > /dev/sda2 104448 12687359 6291456 82 Linux swap / Solaris > > /dev/sda3 12687360 222402559 104857600 83 Linux > > /dev/sda4 222402560 1953525167 865561304 5 Extended > > /dev/sda5 222404608 232890367 5242880 83 Linux > > /dev/sda6 232892416 442607615 104857600 83 Linux > > /dev/sda7 442609664 652324863 104857600 83 Linux > > /dev/sda8 652326912 862042111 104857600 83 Linux > > /dev/sda9 862044160 1071759359 104857600 83 Linux > > /dev/sda10 1071761408 1281476607 104857600 83 Linux > > /dev/sda11 1281478656 1491193855 104857600 83 Linux > > /dev/sda12 1491195904 1953525167 231164632 83 Linux > > 4288352511 <<< The number reported by smartctl > >=20 > >=20 > > Following the linked document... > > It seems the bad LBA is not on the checked harddisk. > >=20 > > Or (more obvious) I did something wrong... >=20 > You are probably comparing different units. The Start and End of fdisk a= re=20 > reporting sectors, each sector being 512 bytes. Therefore if the LBA is= =20 > reported by smartctl in bytes, you have: >=20 > 4,288,352,511 =F7 512 =3D 8,375,688.5 >=20 > which would place it within your swap partition. >=20 > I would do this: >=20 > swapoff /dev/sda2 >=20 > dd if=3D/dev/zero of=3D/dev/sda2 bs=3D512 conv=3Dnotrunc >=20 > mkswap -L swap -c /dev/sda2 >=20 > swapon /dev/sda2 >=20 > and hopefully the problem will be gone when you run the next smartctl tes= t. >=20 > --=20 > Regards, > Mick Hi MIck,=20 thanks a lot for the clearification! It also solves "the problem", that fsck does not report any problem for the partitions...because there is none ;) Which are good news. I will clear the swap and report later what happens! Best regards and have a nice weekend! mcc