Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754066AbYAPUV4 (ORCPT ); Wed, 16 Jan 2008 15:21:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752009AbYAPUVt (ORCPT ); Wed, 16 Jan 2008 15:21:49 -0500 Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:58064 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751672AbYAPUVs (ORCPT ); Wed, 16 Jan 2008 15:21:48 -0500 Date: Wed, 16 Jan 2008 20:05:28 +0000 From: Alan Cox To: Bryan Henderson Cc: "Daniel Phillips" , "Al Boldi" , "David Chinner" , linux-kernel@vger.kernel.org, "Pavel Machek" , "Rik van Riel" , "Theodore Tso" , "Valerie Henson" Subject: Re: [Patch] document ext3 requirements (was Re: [RFD] Incremental fsck) Message-ID: <20080116200528.4629ad80@lxorguk.ukuu.org.uk> In-Reply-To: References: <4d47a5d10801151724m418e18efp9a0dd936e9a3584c@mail.gmail.com> X-Mailer: Claws Mail 3.2.0 (GTK+ 2.12.3; x86_64-redhat-linux-gnu) Organization: Red Hat UK Cyf., Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SL4 1TE, Y Deyrnas Gyfunol. Cofrestrwyd yng Nghymru a Lloegr o'r rhif cofrestru 3798903 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 625 Lines: 14 > And I think there's a problem with drives that, upon sensing the > unreadable sector, assign an alternate even though the sector is fine, and > you eventually run out of spares. You are assuming drives can't tell the difference between stray data loss and sectors that can't be recovered by rewriting and reuse. I was under the impression modern drives could do this ? Alan -- 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/