Received: from localhost (maia-3.hub.org [200.46.204.184]) by postgresql.org (Postfix) with ESMTP id 79A419FB27F for ; Tue, 28 Nov 2006 15:45:39 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.184]) (amavisd-new, port 10024) with ESMTP id 35068-05 for ; Tue, 28 Nov 2006 15:45:31 -0400 (AST) X-Greylist: from auto-whitelisted by SQLgrey-1.7.4 Received: from davinci.ethosmedia.com (server227.ethosmedia.com [209.128.84.227]) by postgresql.org (Postfix) with ESMTP id C938E9FB273 for ; Tue, 28 Nov 2006 15:45:32 -0400 (AST) X-EthosMedia-Virus-Scanned: no infections found Received: from [63.195.55.98] (account josh@agliodbs.com HELO spooky.sf.agliodbs.com) by davinci.ethosmedia.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 10727182; Tue, 28 Nov 2006 11:49:16 -0800 From: Josh Berkus Organization: PostgreSQL @ Sun To: pgsql-performance@postgresql.org Subject: Re: RES: Priority to a mission critical transaction Date: Tue, 28 Nov 2006 11:45:44 -0800 User-Agent: KMail/1.8.2 Cc: Andreas Kostyrka , "Carlos H. Reimer" , "Jim C. Nasby" , Brad Nicholson References: <20061127005143.GJ39519@nasby.net> <20061128192036.GB7489@andi-lap.la.revver.com> In-Reply-To: <20061128192036.GB7489@andi-lap.la.revver.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200611281145.44277.josh@agliodbs.com> X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200611/255 X-Sequence-Number: 22025 All, The Bizgres project is working on resource management for PostgreSQL. So far, however, they have been able to come up with schemes that work for BI/DW at the expense of OLTP. Becuase of O^N lock checking issues, resource management for OLTP which doesn't greatly reduce overall performance seems a near-impossible task. -- Josh Berkus PostgreSQL @ Sun San Francisco