Received: from localhost (unknown [200.46.204.184]) by postgresql.org (Postfix) with ESMTP id 1941E9F9703 for ; Fri, 9 Nov 2007 07:30:46 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.184]) (amavisd-maia, port 10024) with ESMTP id 86277-05 for ; Fri, 9 Nov 2007 07:30:32 -0400 (AST) Received: from mx01.bfk.de (mx01.bfk.de [193.227.124.2]) by postgresql.org (Postfix) with ESMTP id 784609F96EE for ; Fri, 9 Nov 2007 07:30:38 -0400 (AST) Received: from mx00.int.bfk.de ([10.119.110.2]) by mx01.bfk.de with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) id 1IqS4H-0000ZU-TA; Fri, 09 Nov 2007 12:30:33 +0100 Received: from fweimer by bfk.de with local id 1IqS4H-0005ve-Nu; Fri, 09 Nov 2007 12:30:33 +0100 To: "Scott Marlowe" Cc: "Alan Hodgson" , pgsql-performance@postgresql.org Subject: Re: dell versus hp References: <82607932-FC46-4B73-BF78-2290EE55F7F5@pvv.ntnu.no> <200711082114.36788.dfontaine@hi-media.com> <200711081256.41880@hal.medialogik.com> From: Florian Weimer Date: Fri, 09 Nov 2007 12:30:33 +0100 In-Reply-To: (Scott Marlowe's message of "Thu, 8 Nov 2007 17:24:51 -0600") Message-ID: <82bqa3ejvq.fsf@mid.bfk.de> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200711/132 X-Sequence-Number: 27547 * Scott Marlowe: > If the right two disks fail in a RAID-10 you lose everything. > Admittedly, that's a pretty remote possibility, It's not, unless you carefully layout the RAID-1 subunits so that their drives aren't physically adjacent. 8-/ I don't think many controllers support that. --=20 Florian Weimer BFK edv-consulting GmbH http://www.bfk.de/ Kriegsstra=DFe 100 tel: +49-721-96201-1 D-76133 Karlsruhe fax: +49-721-96201-99