Received: from localhost (unknown [200.46.208.211]) by mail.postgresql.org (Postfix) with ESMTP id DF4656328CC for ; Tue, 17 Mar 2009 19:38:59 -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 52875-01 for ; Tue, 17 Mar 2009 19:38:53 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from westnet.com (westnet.com [216.187.52.2]) by mail.postgresql.org (Postfix) with ESMTP id 1ACC9632FCB for ; Tue, 17 Mar 2009 19:38:55 -0300 (ADT) Received: from westnet.com (localhost [127.0.0.1]) by westnet.com (8.14.0/8.14.0) with ESMTP id n2HMcj51020612; Tue, 17 Mar 2009 18:38:45 -0400 (EDT) Received: from localhost (gsmith@localhost) by westnet.com (8.14.0/8.13.2/Submit) with ESMTP id n2HMcja2020609; Tue, 17 Mar 2009 18:38:45 -0400 (EDT) X-Authentication-Warning: westnet.com: gsmith owned process doing -bs Date: Tue, 17 Mar 2009 18:38:44 -0400 (EDT) From: Greg Smith X-X-Sender: gsmith@westnet.com To: Marinos Yannikos cc: pgsql-performance@postgresql.org Subject: Re: parallelizing slow queries for multiple cores (PostgreSQL + Gearman) In-Reply-To: <49C01CD8.8050109@geizhals.at> Message-ID: References: <49C01CD8.8050109@geizhals.at> User-Agent: Alpine 2.01 (GSO 1184 2008-12-16) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=0 tagged_above=0 required=5 tests=AWL=0.000 X-Spam-Level: X-Archive-Number: 200903/236 X-Sequence-Number: 33158 On Tue, 17 Mar 2009, Marinos Yannikos wrote: > It should be easy to implement this for any of the various connection > pooling solutions also. pgpool-II has something very similar in its "Parallel Mode", and the example given at http://pgpool.projects.postgresql.org/pgpool-II/doc/pgpool-en.html looks just like your example. I wonder if anyone has tried using that feature but just pointing pgpool-II at the same database instance multiple times? -- * Greg Smith gsmith@gregsmith.com http://www.gregsmith.com Baltimore, MD