Received: from localhost (unknown [200.46.204.183]) by mail.postgresql.org (Postfix) with ESMTP id 2836D6336AE for ; Tue, 7 Apr 2009 00:44:19 -0300 (ADT) 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 58039-10 for ; Tue, 7 Apr 2009 00:44:04 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from mx1.ctgameinfo.com (eureka.ctgameinfo.com [67.228.20.98]) by mail.postgresql.org (Postfix) with ESMTP id A3D59632B9D for ; Tue, 7 Apr 2009 00:44:04 -0300 (ADT) Received: from [192.168.1.103] (S01060016b606ed02.vc.shawcable.net [24.84.173.161]) by mx1.ctgameinfo.com (Postfix) with ESMTP id 1E6275645D; Mon, 6 Apr 2009 20:44:03 -0700 (PDT) Message-ID: <49DACC14.3050601@on-track.ca> Date: Mon, 06 Apr 2009 20:44:20 -0700 From: Lists User-Agent: Thunderbird 2.0.0.21 (Windows/20090302) MIME-Version: 1.0 To: Heikki Linnakangas CC: ries van Twisk , pgsql-performance@postgresql.org Subject: Re: Best replication solution? References: <49D8FA31.8010407@on-track.ca> <480ED41A-B4AF-4A14-A10B-9F7181D7949D@rvt.dds.nl> <49D9293D.2020101@on-track.ca> <49D9BCCA.7060609@enterprisedb.com> In-Reply-To: <49D9BCCA.7060609@enterprisedb.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: ClamAV 0.94.2/9209/Mon Apr 6 10:51:36 2009 on eureka.ctgameinfo.com X-Virus-Status: Clean X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=1.899 tagged_above=0 required=5 tests=FS_REPLICA=1.179, SARE_SPEC_REPLICA=0.72 X-Spam-Level: * X-Archive-Number: 200904/134 X-Sequence-Number: 33501 I'm currently running 32bit FreeBSD so I can't really add more ram (PAE doesn't work well under FreeBSD from what I've read) and there are enough writes that more ram won't solve the problem completely. However I will add plenty more ram next time I rebuild it. Heikki Linnakangas wrote: > Lists wrote: >> Server is a dual core xeon 3GB ram and 2 mirrors of 15k SAS drives (1 >> for most data, 1 for wal and a few tables and indexes) >> >> In total all databases on the server are about 10G on disk (about 2GB >> in pgdump format). > > I'd suggest buying as much RAM as you can fit into the server. RAM is > cheap, and with a database of that size more cache could have a > dramatic effect. >