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 A39999FB1E2 for ; Fri, 15 Sep 2006 00:38:41 -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 78164-01 for ; Fri, 15 Sep 2006 00:37:44 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- Received: from mail.Mi8.com (d01gw01.mi8.com [63.240.6.47]) by postgresql.org (Postfix) with ESMTP id E06B79FA0FF for ; Fri, 15 Sep 2006 00:37:43 -0300 (ADT) Received: from 172.16.1.110 by mail.Mi8.com with ESMTP (- Welcome to Mi8 Corporation www.Mi8.com (D1)); Thu, 14 Sep 2006 23:37:32 -0400 X-Server-Uuid: 241911D6-425B-44B9-A073-E3FE0F8FC774 Received: from MI8NYCMAIL06.Mi8.com ([172.16.1.175]) by D01SMTP01.Mi8.com with Microsoft SMTPSVC(6.0.3790.1830); Thu, 14 Sep 2006 23:36:57 -0400 Received: from 69.181.100.71 ([69.181.100.71]) by MI8NYCMAIL06.Mi8.com ( [172.16.1.219]) via Exchange Front-End Server mi8owa.mi8.com ( [172.16.1.106]) with Microsoft Exchange Server HTTP-DAV ; Fri, 15 Sep 2006 03:36:56 +0000 User-Agent: Microsoft-Entourage/11.2.5.060620 Date: Thu, 14 Sep 2006 20:36:54 -0700 Subject: Re: RAID 0 not as fast as expected From: "Luke Lonergan" To: "Joshua Drake" , "Craig A. James" cc: pgsql-performance@postgresql.org Message-ID: Thread-Topic: [PERFORM] RAID 0 not as fast as expected Thread-Index: AcbYeDAFbmy6xkRrEduGjAAWy4o9DA== In-Reply-To: <4509A447.3000507@commandprompt.com> MIME-Version: 1.0 X-OriginalArrivalTime: 15 Sep 2006 03:36:58.0071 (UTC) FILETIME=[3272FE70:01C6D878] X-WSS-ID: 6914C07632S4670703-02-01 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=3.508 tagged_above=0 required=5 tests=AWL, RCVD_NUMERIC_HELO, SPF_HELO_SOFTFAIL, SPF_SOFTFAIL X-Spam-Level: *** X-Archive-Number: 200609/196 X-Sequence-Number: 20882 Josh, On 9/14/06 11:49 AM, "Joshua D. Drake" wrote: > I am assuming linux here, Linux software raid 0 is known not to be super > duper. I've obtained 1,950 MB/s using Linux software RAID on SATA drives. - Luke