Received: from localhost (unknown [200.46.208.211]) by mail.postgresql.org (Postfix) with ESMTP id 752F7633D58 for ; Tue, 31 Mar 2009 11:10:16 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by localhost (mx1.hub.org [200.46.208.211]) (amavisd-maia, port 10024) with ESMTP id 20264-06 for ; Tue, 31 Mar 2009 11:10:06 -0300 (ADT) X-Greylist: delayed 00:06:51.796712 by SQLgrey-1.7.6 Received: from wf-out-1314.google.com (wf-out-1314.google.com [209.85.200.169]) by mail.postgresql.org (Postfix) with ESMTP id A442D633D50 for ; Tue, 31 Mar 2009 11:10:14 -0300 (ADT) Received: by wf-out-1314.google.com with SMTP id 29so2936594wff.28 for ; Tue, 31 Mar 2009 07:10:12 -0700 (PDT) Received: by 10.142.76.15 with SMTP id y15mr2644638wfa.263.1238508200849; Tue, 31 Mar 2009 07:03:20 -0700 (PDT) Received: from ?192.168.0.82? (rrcs-64-183-7-130.west.biz.rr.com [64.183.7.130]) by mx.google.com with ESMTPS id 24sm9818489wfc.37.2009.03.31.07.03.18 (version=SSLv3 cipher=RC4-MD5); Tue, 31 Mar 2009 07:03:19 -0700 (PDT) Message-ID: <49D2229C.8040306@emolecules.com> Date: Tue, 31 Mar 2009 07:03:08 -0700 From: Craig James User-Agent: Thunderbird 2.0.0.21 (X11/20090318) MIME-Version: 1.0 To: Dave Cramer CC: pgsql-performance@postgresql.org Subject: Re: I have a fusion IO drive available for testing References: <491f66a50903260547p552f6d86kc51f8988898c19e4@mail.gmail.com> <72dbd3150903271333pfd63105i8076bf26858eaee1@mail.gmail.com> <491f66a50903310520j2d540fa9q3c0f8403bad60c14@mail.gmail.com> In-Reply-To: <491f66a50903310520j2d540fa9q3c0f8403bad60c14@mail.gmail.com> 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 tagged_above=0 required=5 tests=none X-Spam-Level: X-Archive-Number: 200903/438 X-Sequence-Number: 33360 Dave Cramer wrote: > So I tried writing directly to the device, gets around 250MB/s, reads at > around 500MB/s > > The client is using redhat so xfs is not an option. I'm using Red Hat and XFS, and have been for years. Why is XFS not an option with Red Hat? Craig