Received: from localhost (unknown [200.46.204.187]) by postgresql.org (Postfix) with ESMTP id 60B452E0232 for ; Wed, 26 Dec 2007 11:22:43 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.187]) (amavisd-maia, port 10024) with ESMTP id 65146-04-2 for ; Wed, 26 Dec 2007 11:22:08 -0400 (AST) Received: from mx00.pub.collaborativefusion.com (mx00.pub.collaborativefusion.com [206.210.89.199]) by postgresql.org (Postfix) with ESMTP id 674972E00D4 for ; Wed, 26 Dec 2007 11:21:07 -0400 (AST) Received: from vanquish.pitbpa0.priv.collaborativefusion.com (vanquish.pitbpa0.priv.collaborativefusion.com [192.168.2.61]) (SSL: TLSv1/SSLv3,256bits,AES256-SHA) by wingspan with esmtp; Wed, 26 Dec 2007 10:21:05 -0500 id 00056416.47727161.00010637 Date: Wed, 26 Dec 2007 10:21:05 -0500 From: Bill Moran To: "Fernando Hevia" Cc: "'pgsql-performance'" Subject: Re: With 4 disks should I go for RAID 5 or RAID 10 Message-Id: <20071226102105.57d9b502.wmoran@collaborativefusion.com> In-Reply-To: <0ea101c847d2$16f94bc0$8f01010a@iptel.com.ar> References: <0ea101c847d2$16f94bc0$8f01010a@iptel.com.ar> Organization: Collaborative Fusion X-Mailer: Sylpheed 2.4.7 (GTK+ 2.12.1; i386-portbld-freebsd6.2) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200712/358 X-Sequence-Number: 28174 RAID 10. I snipped the rest of your message because none of it matters. Never use RAID 5 on a database system. Ever. There is absolutely NO reason to every put yourself through that much suffering. If you hate yourself that much just commit suicide, it's less drastic. -- Bill Moran Collaborative Fusion Inc. http://people.collaborativefusion.com/~wmoran/ wmoran@collaborativefusion.com Phone: 412-422-3463x4023