From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261390AbVGAQi3 (ORCPT ); Fri, 1 Jul 2005 12:38:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263378AbVGAQi3 (ORCPT ); Fri, 1 Jul 2005 12:38:29 -0400 Received: from vsmtp14.tin.it ([212.216.176.118]:34531 "EHLO vsmtp14.tin.it") by vger.kernel.org with ESMTP id S261390AbVGAQiS (ORCPT ); Fri, 1 Jul 2005 12:38:18 -0400 Message-ID: <2873.192.167.206.189.1120235893.squirrel@new.host.name> In-Reply-To: References: Date: Fri, 1 Jul 2005 18:38:13 +0200 (CEST) Subject: Re: reiser4 plugins From: "Luigi Genoni" To: "M." Cc: linux-kernel@vger.kernel.org User-Agent: SquirrelMail/1.5.1 [CVS] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, July 1, 2005 15:01, M. wrote: > When your hard disk get a bad block you can't keep using it and rely > on the "badblocks-proof filesystem structure that prevents you to do > backups"..even with FAT, the simpler filesystem structure around, if you > keep using you disk you are likely going to loose some data (yes, maybe > not entire files). But, even with the metadata's richer filesystem, if you > detect the first badblock you can save almost everything. problem is when you detect it... > > Does it really makes sense to design a filesystem in a way that gives > users some more time to use their filesystem from the first happened > badblock or it's better to focus on new features that give better everyday > use in terms of performance, functionalities, etc ? to give users more times means that most users will wait more time, but won't take any action to prevent data loss. on the other side, I doubt home users are really sensitive about performances. they do care about performances, but I do not know if they are able to evaluate performances as well. even for servers, if they are not stressed, it is difficoult with modern hardware to evaluate I/O performances. > > And, are you sure that users who dont do and dont know they have to do > backups of sensitive data are able to recover a corrupted filesystem ? > My experience taught me they aren't. but they complain anyway.