Received: from localhost (unknown [200.46.208.211]) by mail.postgresql.org (Postfix) with ESMTP id 0E68D635152 for ; Tue, 31 Mar 2009 12:23:27 -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 37698-02 for ; Tue, 31 Mar 2009 12:23:24 -0300 (ADT) Received: from news.hub.org (news.hub.org [200.46.204.72]) by mail.postgresql.org (Postfix) with ESMTP id EE974635127 for ; Tue, 31 Mar 2009 12:23:23 -0300 (ADT) Received: from news.hub.org (news.hub.org [200.46.204.72]) by news.hub.org (8.14.3/8.14.3) with ESMTP id n2VFNN4j082505 for ; Tue, 31 Mar 2009 12:23:23 -0300 (ADT) (envelope-from news@news.hub.org) Received: (from news@localhost) by news.hub.org (8.14.3/8.14.3/Submit) id n2VFDLBp078940 for pgsql-performance@postgresql.org; Tue, 31 Mar 2009 12:13:21 -0300 (ADT) (envelope-from news) From: Chris Browne X-Newsgroups: pgsql.performance Subject: Re: I have a fusion IO drive available for testing Date: Tue, 31 Mar 2009 11:13:09 -0400 Organization: cbbrowne Computing Inc Lines: 17 Message-ID: <878wmliv3u.fsf@dba2.int.libertyrms.com> References: <491f66a50903260547p552f6d86kc51f8988898c19e4@mail.gmail.com> <72dbd3150903271333pfd63105i8076bf26858eaee1@mail.gmail.com> <491f66a50903310520j2d540fa9q3c0f8403bad60c14@mail.gmail.com> <49D2229C.8040306@emolecules.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Complaints-To: usenet@news.hub.org User-Agent: Gnus/5.110006 (No Gnus v0.6) XEmacs/21.4.21 (linux) Cancel-Lock: sha1:lv1AX3LsKn6mn80OeOvkktdZnhM= To: pgsql-performance@postgresql.org 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: 200903/439 X-Sequence-Number: 33361 craig_james@emolecules.com (Craig James) writes: > 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? If you report practically any kind of problem, and you're using XFS, or JFS, or such, their "support offering" is to tell you to use a supported filesystem. -- let name="cbbrowne" and tld="cbbrowne.com" in name ^ "@" ^ tld;; http://linuxdatabases.info/info/linuxxian.html "The only thing better than TV with the sound off is Radio with the sound off." -- Dave Moon