Received: from maia.hub.org (maia-2.hub.org [200.46.204.251]) by mail.postgresql.org (Postfix) with ESMTP id 909CC13380E7 for ; Fri, 12 Nov 2010 12:27:14 -0400 (AST) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.251]) (amavisd-maia, port 10024) with ESMTP id 74437-01 for ; Fri, 12 Nov 2010 16:27:07 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from mh7.mail.rice.edu (mh7.mail.rice.edu [128.42.199.46]) by mail.postgresql.org (Postfix) with ESMTP id F1F191337DB1 for ; Fri, 12 Nov 2010 12:22:04 -0400 (AST) Received: from mh7.mail.rice.edu (localhost.localdomain [127.0.0.1]) by mh7.mail.rice.edu (Postfix) with ESMTP id 34A8628F7F1; Fri, 12 Nov 2010 10:22:04 -0600 (CST) X-Virus-Scanned: by amavis-2.6.4 at mh7.mail.rice.edu, auth channel Received: from mh7.mail.rice.edu ([127.0.0.1]) by mh7.mail.rice.edu (mh7.mail.rice.edu [127.0.0.1]) (amavis, port 10026) with ESMTP id 3HGIGiTeoyst; Fri, 12 Nov 2010 10:22:04 -0600 (CST) X-SMTP-Auth: no X-SMTP-Auth: no X-SMTP-Auth: no Received: from aart.is.rice.edu (aart.is.rice.edu [168.7.56.48]) by mh7.mail.rice.edu (Postfix) with ESMTP id F01E028F7E8; Fri, 12 Nov 2010 10:22:03 -0600 (CST) Received: by aart.is.rice.edu (Postfix, from userid 18612) id AA30F2D5A6; Fri, 12 Nov 2010 10:22:03 -0600 (CST) Date: Fri, 12 Nov 2010 10:22:03 -0600 From: Kenneth Marshall To: Kyriacos Kyriacou Cc: Thom Brown , pgsql-performance@postgresql.org Subject: Re: MVCC performance issue Message-ID: <20101112162203.GM14016@aart.is.rice.edu> References: <8BCBF9DB739F034B87FE7C7D30EAE55C279F054F@hqex2k.francoudi.com> <8BCBF9DB739F034B87FE7C7D30EAE55C240D4BCA@hqex2k.francoudi.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <8BCBF9DB739F034B87FE7C7D30EAE55C240D4BCA@hqex2k.francoudi.com> User-Agent: Mutt/1.5.16 (2007-06-09) X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=-1.91 tagged_above=-10 required=5 tests=BAYES_00=-1.9, T_RP_MATCHES_RCVD=-0.01 X-Spam-Level: X-Archive-Number: 201011/199 X-Sequence-Number: 41223 Ah, this is a very old version. If you can take advantage of a version with HOT support, you should be much, much happier. Cheers, Ken On Fri, Nov 12, 2010 at 06:14:00PM +0200, Kyriacos Kyriacou wrote: > > > We are still using PostgreSQL 8.2.4. We are running a 24x7 system and > database size is over 200Gb so upgrade is not an easy decision! > > I have it in my plans so in next few months I will setup new servers and > upgrade to version 9. > > > >> Which version of PostgreSQL are you basing this on? > > >> > >>-- > >>Thom Brown > >>Twitter: @darkixion > >>IRC (freenode): dark_ixion > >>Registered Linux user: #516935 >