Received: from localhost (maia-5.hub.org [200.46.204.182]) by postgresql.org (Postfix) with ESMTP id E6D2F9FB60B for ; Wed, 7 Mar 2007 05:34:41 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.182]) (amavisd-new, port 10024) with ESMTP id 69194-01 for ; Wed, 7 Mar 2007 05:34:35 -0400 (AST) X-Greylist: from auto-whitelisted by SQLgrey-1.7.4 Received: from mx01.bfk.de (mx01.bfk.de [193.227.124.2]) by postgresql.org (Postfix) with ESMTP id 423209FB28E for ; Wed, 7 Mar 2007 05:34:38 -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 1HOsXU-0008Vb-1e; Wed, 07 Mar 2007 10:34:28 +0100 Received: from fweimer by bfk.de with local id 1HOsXP-00056B-T4; Wed, 07 Mar 2007 10:34:23 +0100 To: "James Mansion" Cc: Subject: Re: compact flash disks? References: From: Florian Weimer Date: Wed, 07 Mar 2007 10:34:23 +0100 In-Reply-To: (James Mansion's message of "Tue, 6 Mar 2007 22:18:57 -0000") Message-ID: <82abyp2y8w.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-Spam-Status: No, hits=0.045 tagged_above=0 required=5 tests=AWL, BAYES_50 X-Spam-Level: X-Archive-Number: 200703/150 X-Sequence-Number: 23555 * James Mansion: > If I were to use a filesystem with noatime etc and little non-sql traffic, > does the physical update pattern tend to have hot sectors that will tend = to > wear out CF? Thanks to the FAT file system and its update pattern, most (if not all) CF disks implement wear leveling nowadays. I wouldn't worry about the issue, unless your write rates are pretty high. --=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