Received: from maia.hub.org (maia-2.hub.org [200.46.204.251]) by mail.postgresql.org (Postfix) with ESMTP id 54681632649 for ; Tue, 7 Sep 2010 16:06:51 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.251]) (amavisd-maia, port 10024) with ESMTP id 64671-09 for ; Tue, 7 Sep 2010 19:06:43 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from shrek.krogh.cc (2605ds1-ynoe.0.fullrate.dk [90.184.12.24]) by mail.postgresql.org (Postfix) with ESMTP id 0444E6321C1 for ; Tue, 7 Sep 2010 16:06:43 -0300 (ADT) Received: from localhost (localhost [127.0.0.1]) by shrek.krogh.cc (Postfix) with ESMTP id 71203C44002; Tue, 7 Sep 2010 21:06:41 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at shrek.krogh.cc Received: from shrek.krogh.cc ([127.0.0.1]) by localhost (shrek.krogh.cc [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id OzmMRNp8UmdE; Tue, 7 Sep 2010 21:06:38 +0200 (CEST) Received: from [90.184.13.151] (2605ds1-ynoe.2.fullrate.dk [90.184.13.151]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: jesper@krogh.cc) by shrek.krogh.cc (Postfix) with ESMTPSA id D77E8C44001; Tue, 7 Sep 2010 21:06:37 +0200 (CEST) Message-ID: <4C868D3C.4050906@krogh.cc> Date: Tue, 07 Sep 2010 21:06:36 +0200 From: Jesper Krogh User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.11) Gecko/20100713 Thunderbird/3.0.6 MIME-Version: 1.0 To: Scott Marlowe CC: "Joshua D. Drake" , fel , pgsql-admin@postgresql.org Subject: Re: [NOVICE] - SAN/NAS/DAS - Need advises References: <89d324187ce4d7f05371a28b479db866@commandprompt.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=-0.5 tagged_above=-10 required=5 tests=BAYES_05=-0.5 X-Spam-Level: X-Archive-Number: 201009/57 X-Sequence-Number: 35601 On 2010-09-07 20:42, Scott Marlowe wrote: > With the right supplier, you can plug in literally 100 hard drives to > a regular server with DAS and for a fraction of the cost of a SAN. > Ok, recently I have compared prices a NexSan SASBeast with 42 15K SAS drives with a HP MDS600 with 15K SAS drives. The first is 8gbit Fibre Channel, the last is 3Gbit DAS SAS. The fibre channel version is about 20% more expensive pr TB. So of course it is a "fraction of the cost of a SAN", but it is a fairly small one. -- Jesper