Received: from maia.hub.org (maia-3.hub.org [200.46.204.243]) by mail.postgresql.org (Postfix) with ESMTP id 8F57E632484 for ; Thu, 2 Sep 2010 10:14:48 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.243]) (amavisd-maia, port 10024) with ESMTP id 05568-05 for ; Thu, 2 Sep 2010 13:14:39 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by mail.postgresql.org (Postfix) with ESMTP id B26196310AC for ; Thu, 2 Sep 2010 10:14:40 -0300 (ADT) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.14.2/8.14.2) with ESMTP id o82DEcHR021282; Thu, 2 Sep 2010 09:14:39 -0400 (EDT) To: Gerhard Wiesinger cc: Pavel Stehule , Andreas Kretschmer , pgsql-performance@postgresql.org Subject: Re: Major performance problem after upgrade from 8.3 to 8.4 In-reply-to: References: <20100830072230.GA28373@tux> <11111.1283185373@sss.pgh.pa.us> <12837.1283186981@sss.pgh.pa.us> Comments: In-reply-to Gerhard Wiesinger message dated "Thu, 02 Sep 2010 07:53:28 +0200" Date: Thu, 02 Sep 2010 09:14:38 -0400 Message-ID: <21281.1283433278@sss.pgh.pa.us> From: Tom Lane 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: 201009/2 X-Sequence-Number: 40205 Gerhard Wiesinger writes: > Problem is that PostgreSQL doesn't listen and take much CPU and also disk > I/O. 8.3 was shut down cleanly. Hm, you sure about that? What's in the postmaster log? regards, tom lane