Received: from localhost (maia-4.hub.org [200.46.204.183]) by postgresql.org (Postfix) with ESMTP id D59D89FA1DE for ; Mon, 4 Dec 2006 14:03:54 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.183]) (amavisd-new, port 10024) with ESMTP id 47377-10 for ; Mon, 4 Dec 2006 14:03:45 -0400 (AST) X-Greylist: from auto-whitelisted by SQLgrey-1.7.4 Received: from vms044pub.verizon.net (vms044pub.verizon.net [206.46.252.44]) by postgresql.org (Postfix) with ESMTP id 860419FA19A for ; Mon, 4 Dec 2006 14:03:45 -0400 (AST) Received: from osgiliath.mathom.us ([71.246.251.8]) by vms044.mailsrvcs.net (Sun Java System Messaging Server 6.2-6.01 (built Apr 3 2006)) with ESMTPA id <0J9R007T3GTK3IG0@vms044.mailsrvcs.net> for pgsql-performance@postgresql.org; Mon, 04 Dec 2006 12:03:21 -0600 (CST) Received: from localhost (localhost [127.0.0.1]) by osgiliath.mathom.us (Postfix) with ESMTP id 0F821709A5; Mon, 04 Dec 2006 13:03:19 -0500 (EST) Received: from osgiliath.mathom.us ([127.0.0.1]) by localhost (osgiliath.home.mathom.us [127.0.0.1]) (amavisd-new, port 10024) with LMTP id caaI5FAPbai7; Mon, 04 Dec 2006 13:03:18 -0500 (EST) Received: by osgiliath.mathom.us (Postfix, from userid 1000) id C638A709A6; Mon, 04 Dec 2006 13:03:17 -0500 (EST) Date: Mon, 04 Dec 2006 13:03:17 -0500 From: Michael Stone Subject: Re: Bad iostat numbers In-reply-to: <33c6269f0612040952l461407dcsd52b3f2c57825431@mail.gmail.com> To: Alex Turner Cc: pgsql-performance@postgresql.org Mail-followup-to: Alex Turner , pgsql-performance@postgresql.org Message-id: <20061204180315.GY1622@mathom.us> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii; format=flowed Content-disposition: inline X-Virus-Scanned: Debian amavisd-new at mathom.us X-Pgp-Fingerprint: 53 FF 38 00 E7 DD 0A 9C 84 52 84 C5 EE DF 7C 88 References: <33c6269f0612032317t9f0bc77n3ff791a5cd88fc80@mail.gmail.com> <1165249513.14565.329.camel@state.g2switchworks.com> <33c6269f0612040937l276c5178naecac1983d355e29@mail.gmail.com> <20061204174320.GX1622@mathom.us> <33c6269f0612040952l461407dcsd52b3f2c57825431@mail.gmail.com> User-Agent: Mutt/1.5.13 (2006-08-11) X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200612/55 X-Sequence-Number: 22111 On Mon, Dec 04, 2006 at 12:52:46PM -0500, Alex Turner wrote: >http://en.wikipedia.org/wiki/RAID_controller What is the wikipedia quote supposed to prove? Pray tell, if you consider RAID==HBA, what would you call a SCSI (e.g.) controller that has no RAID functionality? If you'd call it an HBA, then there is a useful distinction to be made, no? Mike Stone