Received: from localhost (unknown [200.46.204.183]) by postgresql.org (Postfix) with ESMTP id B9E51650164 for ; Tue, 5 Aug 2008 13:51:49 -0300 (ADT) Received: from postgresql.org ([200.46.204.86]) by localhost (mx1.hub.org [200.46.204.183]) (amavisd-maia, port 10024) with ESMTP id 45947-05 for ; Tue, 5 Aug 2008 13:51:45 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from rv-out-0506.google.com (rv-out-0506.google.com [209.85.198.235]) by postgresql.org (Postfix) with ESMTP id 2212B650098 for ; Tue, 5 Aug 2008 13:51:45 -0300 (ADT) Received: by rv-out-0506.google.com with SMTP id b25so3830512rvf.43 for ; Tue, 05 Aug 2008 09:51:44 -0700 (PDT) Received: by 10.141.142.15 with SMTP id u15mr8337318rvn.171.1217955104718; Tue, 05 Aug 2008 09:51:44 -0700 (PDT) Received: by 10.140.188.17 with HTTP; Tue, 5 Aug 2008 09:51:44 -0700 (PDT) Message-ID: <1ed3e91a0808050951y13ed375dydf0a57601c38d7b3@mail.gmail.com> Date: Tue, 5 Aug 2008 16:51:44 +0000 From: "Fernando Ike" To: "Mark Wong" Subject: Re: file system and raid performance Cc: pgsql-performance@postgresql.org In-Reply-To: <70c01d1d0808042154u7b78d988vac1e461a93b0ba10@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <70c01d1d0808042154u7b78d988vac1e461a93b0ba10@mail.gmail.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: 200808/12 X-Sequence-Number: 30893 On Tue, Aug 5, 2008 at 4:54 AM, Mark Wong wrote: > Hi all, Hi > We've thrown together some results from simple i/o tests on Linux > comparing various file systems, hardware and software raid with a > little bit of volume management: > > http://wiki.postgresql.org/wiki/HP_ProLiant_DL380_G5_Tuning_Guide > > > Any suggestions/comments/criticisms for what would be more relevant or > interesting also appreciated. We've started with Linux but we'd also > like to hit some other OS's. I'm assuming FreeBSD would be the other > popular choice for the DL-380 that we're using. > Would be interesting also tests with Ext4. Despite of don't consider stable in kernel linux, on the case is possible because the version kernel and assuming that is e2fsprogs is supported. Regards, -- Fernando Ike http://www.midstorm.org/~fike/weblog