X-Original-To: pgsql-performance-postgresql.org@postgresql.org Received: from localhost (mx1.hub.org [200.46.208.251]) by postgresql.org (Postfix) with ESMTP id 0868B9FB20F for ; Sat, 16 Sep 2006 21:08:51 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.208.251]) (amavisd-new, port 10024) with ESMTP id 42524-05 for ; Sat, 16 Sep 2006 21:08:42 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- Received: from cassarossa.samfundet.no (cassarossa.samfundet.no [129.241.93.19]) by postgresql.org (Postfix) with ESMTP id 681D59FB1C6 for ; Sat, 16 Sep 2006 21:08:42 -0300 (ADT) Received: from trofast.ipv6.sesse.net ([2001:700:300:dc03:20e:cff:fe36:a766] helo=trofast.sesse.net) by cassarossa.samfundet.no with esmtp (Exim 4.50) id 1GOkD8-0007Gb-QQ for pgsql-performance@postgresql.org; Sun, 17 Sep 2006 02:08:39 +0200 Received: from sesse by trofast.sesse.net with local (Exim 3.36 #1 (Debian)) id 1GOkDD-0004Br-00 for ; Sun, 17 Sep 2006 02:08:43 +0200 Date: Sun, 17 Sep 2006 02:08:43 +0200 From: "Steinar H. Gunderson" To: pgsql-performance@postgresql.org Subject: Re: RAID 0 not as fast as expected Message-ID: <20060917000843.GA16058@uio.no> Mail-Followup-To: pgsql-performance@postgresql.org References: <78ED28FACE63744386D68D8A9D1CF5D42099AF@MAIL.corp.lumeta.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: X-Operating-System: Linux 2.6.17.11 on a x86_64 X-Message-Flag: Outlook? --> http://www.mozilla.org/products/thunderbird/ User-Agent: Mutt/1.5.13 (2006-08-11) X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=0.04 tagged_above=0 required=5 tests=AWL X-Spam-Level: X-Archive-Number: 200609/216 X-Sequence-Number: 20902 On Sat, Sep 16, 2006 at 04:46:04PM -0700, Luke Lonergan wrote: > Yes. What's pretty large? We've had to redefine large recently, now we're > talking about systems with between 100TB and 1,000TB. Do you actually have PostgreSQL databases in that size range? /* Steinar */ -- Homepage: http://www.sesse.net/