From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1NewSB-0006Ez-Cw for garchives@archives.gentoo.org; Tue, 09 Feb 2010 20:12:59 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 0A47AE1947 for ; Tue, 9 Feb 2010 20:12:59 +0000 (UTC) Received: from smtpq4.gn.mail.iss.as9143.net (smtpq4.gn.mail.iss.as9143.net [212.54.34.167]) by pigeon.gentoo.org (Postfix) with ESMTP id A324CE1798 for ; Tue, 9 Feb 2010 19:37:45 +0000 (UTC) Received: from [212.54.34.143] (helo=smtp12.gn.mail.iss.as9143.net) by smtpq4.gn.mail.iss.as9143.net with esmtp (Exim 4.69) (envelope-from ) id 1Nevu4-0007Gf-GJ for gentoo-user@lists.gentoo.org; Tue, 09 Feb 2010 20:37:44 +0100 Received: from 5353258a.cable.casema.nl ([83.83.37.138] helo=data.hosts.antarean.org) by smtp12.gn.mail.iss.as9143.net with esmtp (Exim 4.69) (envelope-from ) id 1Nevtz-0005I4-3L for gentoo-user@lists.gentoo.org; Tue, 09 Feb 2010 20:37:39 +0100 Received: from localhost (localhost [127.0.0.1]) by data.hosts.antarean.org (Postfix) with ESMTP id 900AF29637 for ; Tue, 9 Feb 2010 20:37:38 +0100 (CET) X-Virus-Scanned: amavisd-new at antarean.org Received: from data.hosts.antarean.org ([127.0.0.1]) by localhost (data.hosts.antarean.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id qOVihEXrBBl2 for ; Tue, 9 Feb 2010 20:37:38 +0100 (CET) Received: from eve.localnet (eve.hosts.antarean.org [10.1.5.100]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by data.hosts.antarean.org (Postfix) with ESMTPS id 74B7B27888 for ; Tue, 9 Feb 2010 20:37:38 +0100 (CET) From: "J. Roeleveld" To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] 1-Terabyte drives - 4K sector sizes? -> bar performance so far Date: Tue, 9 Feb 2010 20:37:38 +0100 User-Agent: KMail/1.12.3 (Linux/2.6.30-gentoo-r5; KDE/4.3.3; x86_64; ; ) References: <5bdc1c8b1002070827i14f59047k39a695900ebe9889@mail.gmail.com> <20100209154340.11d2ea18@zaphod.digimed.co.uk> <4B71A37B.1020001@ep.mine.nu> In-Reply-To: <4B71A37B.1020001@ep.mine.nu> 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-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201002092037.38105.joost@antarean.org> X-ZiggoSMTP-MailScanner-Information: Please contact the ISP for more information X-ZiggoSMTP-MailScanner-ID: 1Nevtz-0005I4-3L X-ZiggoSMTP-MailScanner: Found to be clean X-ZiggoSMTP-MailScanner-SpamCheck: geen spam, SpamAssassin (niet cached, score=-2.599, vereist 5, autolearn=not spam, BAYES_00 -2.60) X-ZiggoSMTP-MailScanner-From: joost@antarean.org X-Spam-Status: No X-Archives-Salt: 5131a5d3-7b14-4ff3-a890-0adb1c8e990f X-Archives-Hash: 193cf14b63040fb554639ee324924cf0 On Tuesday 09 February 2010 19:03:39 Neil Walker wrote: > Hey guys, > > There seems to be a lot of confusion over this RAID thing. > > Hardware RAID does not use partitions. The entire drive is used (or, > actually, the amount defined in setting up the array) and all I/O is > handled by the BIOS on the RAID controller. The array appears as a > single drive to the OS and can then be partitioned and formatted like > any other drive. > > Software RAID can be created within existing MSDOS-style partitions - > indeed must be if the array is to be bootable. > > The OP seems to be doing the latter so the comments about removing a > drive and re-formatting are perfectly valid. > > In order not to confuse the matter further, I deliberately left out the > pseudo-hardware controllers on many modern motherboards. ;) Don't get me started on those ;) The reason I use Linux Software Raid is because: 1) I can't afford hardware raid adapters 2) It's generally faster then hardware fakeraid -- Joost