Received: from localhost (unknown [200.46.204.183]) by mail.postgresql.org (Postfix) with ESMTP id 2EAA8650340 for ; Fri, 5 Dec 2008 21:39:38 -0400 (AST) Received: from mail.postgresql.org ([200.46.204.86]) by localhost (mx1.hub.org [200.46.204.183]) (amavisd-maia, port 10024) with ESMTP id 39094-03 for ; Fri, 5 Dec 2008 21:39:35 -0400 (AST) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from wa-out-1112.google.com (wa-out-1112.google.com [209.85.146.179]) by mail.postgresql.org (Postfix) with ESMTP id C708265036B for ; Fri, 5 Dec 2008 21:39:35 -0400 (AST) Received: by wa-out-1112.google.com with SMTP id j4so118519wah.19 for ; Fri, 05 Dec 2008 17:39:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to :subject:cc:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references; bh=jSNYz7iBlttBgeREAFz4zWkVrJLbK5tUkitg1UCwuWA=; b=ksdAJRGaY3T+8srlg7EgZops1qZJquOVhSJs5Zxwunwgn+CZGWiJJ+lA5oOeDmt6xh QS7XrM7SI0+R0UogEMyfkCTPbfg/8WrY6qOtc5uOv+Qn1tWjrbHMqU+CLPLKWX2s4duz 9ThP4v3vpZM/dfkOAU5RzRZWzn4YEGPqFi/ew= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=PX6e0k/zRrv8JBxwiQaarG/XDIs1q8G7xR/qMtwyu2TtsJmbgbnVB5FpdtyBIB305l E0nRHn7UQrzfFfJzkvIjIolgcoP61Ue6w8+7MiUol74CpdkRqecJGxVxJHn5lX8k3g9q FvR9vXmG2CZEGIKhNiGqOglLBNozAGgeoYQz8= Received: by 10.114.182.1 with SMTP id e1mr487368waf.163.1228527574302; Fri, 05 Dec 2008 17:39:34 -0800 (PST) Received: by 10.114.133.4 with HTTP; Fri, 5 Dec 2008 17:39:34 -0800 (PST) Message-ID: Date: Fri, 5 Dec 2008 18:39:34 -0700 From: "Scott Marlowe" To: "Greg Smith" Subject: Re: Experience with HP Smart Array P400 and SATA drives? Cc: pgsql-performance@postgresql.org In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <4934FE60.30702@sime.com> <49395B57.EE98.0025.0@wicourts.gov> <200812051530.01258@hal.medialogik.com> X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=0 tagged_above=0 required=5 tests=none X-Spam-Level: X-Archive-Number: 200812/48 X-Sequence-Number: 32084 On Fri, Dec 5, 2008 at 5:29 PM, Greg Smith wrote: > XFS has good performance, but I can't get over how many system failure > corruption reports I hear about it. In any case, there's no reason this > system shouldn't perform fine on ext3. For simple testing you can take the file system out of the equation by just using dd to / from the raw partition. I have a feeling this HP RAID controller is just a low end piece o crap is the problem. I seem to remember references to the P800 series controller being quite a bit better than this one. But that was a while back.