Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030440AbVIVQq5 (ORCPT ); Thu, 22 Sep 2005 12:46:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030445AbVIVQq5 (ORCPT ); Thu, 22 Sep 2005 12:46:57 -0400 Received: from h80ad25aa.async.vt.edu ([128.173.37.170]:47590 "EHLO h80ad25aa.async.vt.edu") by vger.kernel.org with ESMTP id S1030440AbVIVQq4 (ORCPT ); Thu, 22 Sep 2005 12:46:56 -0400 Message-Id: <200509221646.j8MGkYo3017314@turing-police.cc.vt.edu> X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.1-RC3 To: "Artem B. Bityutskiy" Cc: Pavel Machek , J Engel , Peter Menzebach , linux-kernel Subject: Re: data loss on jffs2 filesystem on dataflash In-Reply-To: Your message of "Thu, 22 Sep 2005 14:48:39 +0400." <43328C07.9070001@yandex.ru> From: Valdis.Kletnieks@vt.edu References: <432817FF.10307@yandex.ru> <4329251C.7050102@mw-itcon.de> <4329288B.8050909@yandex.ru> <43292AC6.40809@mw-itcon.de> <43292E16.70401@yandex.ru> <43292F91.9010302@mw-itcon.de> <432FE1EF.9000807@yandex.ru> <432FEF55.5090700@mw-itcon.de> <433006D8.4010502@yandex.ru> <20050920133244.GC4634@wohnheim.fh-wedel.de> <20050921190759.GC467@openzaurus.ucw.cz> <43328C07.9070001@yandex.ru> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1127407593_8815P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Thu, 22 Sep 2005 12:46:33 -0400 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1182 Lines: 32 --==_Exmh_1127407593_8815P Content-Type: text/plain; charset=us-ascii On Thu, 22 Sep 2005 14:48:39 +0400, "Artem B. Bityutskiy" said: > Joern meant that if HDD starts a block write operation, it will > accomplish it even if power-fail happens (probably there are some > capacitors there). So, it is impossible, say, that HDD has written one > half of a sector and has not written the other half. Hard drives contain capacitors to prevent writing of runt sectors on a powerfail? Didn't we go around this a while ago and decide it's mostly urban legend, and that plenty of people have seen runt/bad sectors? --==_Exmh_1127407593_8815P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFDMt/pcC3lWbTT17ARAvWrAKD+ol8IKTtsWzg7oVXZraXsj1yxFACeNym8 XjbFyaWC2g76EDoe+PeoqJk= =0Kbc -----END PGP SIGNATURE----- --==_Exmh_1127407593_8815P-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/