X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [200.46.204.144]) by svr1.postgresql.org (Postfix) with ESMTP id 50E2452CA9 for ; Mon, 18 Jul 2005 10:47:49 -0300 (ADT) Received: from svr1.postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 07276-04 for ; Mon, 18 Jul 2005 13:47:45 +0000 (GMT) Received: from rambo.iniquinet.com (rambo.iniquinet.com [69.39.89.10]) by svr1.postgresql.org (Postfix) with ESMTP id 75BEE52C92 for ; Mon, 18 Jul 2005 10:47:44 -0300 (ADT) Received: (qmail 2307 invoked by uid 1010); 18 Jul 2005 09:47:48 -0400 Received: from Robert_Creager@LogicalChaos.org by rambo.iniquinet.com by uid 1002 with qmail-scanner-1.20 (clamscan: 0.70. spamassassin: 3.0.3. Clear:RC:0(63.147.78.131):SA:0(?/?):. Processed in 1.930243 secs); 18 Jul 2005 13:47:48 -0000 Received: from unknown (HELO thunder.logicalchaos.org) (perl?test@logicalchaos.org@63.147.78.131) by rambo.iniquinet.com with AES256-SHA encrypted SMTP; 18 Jul 2005 09:47:46 -0400 Received: from logicalchaos.org (thunder.logicalchaos.org [192.168.0.250]) by thunder.logicalchaos.org (Postfix) with ESMTP id 3FD5EB3281; Mon, 18 Jul 2005 07:47:45 -0600 (MDT) Date: Mon, 18 Jul 2005 07:47:44 -0600 From: Robert Creager To: Tom Lane Cc: Robert Creager , PGPerformance , Andy Hewitt Subject: Re: Huge performance problem between 7.4.1 and 8.0.3 - CS Message-ID: <20050718074744.03afadc3@thunder.logicalchaos.org> In-Reply-To: <2466.1121692991@sss.pgh.pa.us> References: <20050717213416.59dcb52e@thunder.logicalchaos.org> <24520.1121659853@sss.pgh.pa.us> <20050717235630.26a7c979@thunder.logicalchaos.org> <2466.1121692991@sss.pgh.pa.us> Organization: Starlight Vision, LLC. X-Mailer: Sylpheed-Claws 1.0.3 (GTK+ 1.2.10; i586-mandrake-linux-gnu) Mime-Version: 1.0 Content-Type: multipart/signed; boundary=Signature_Mon__18_Jul_2005_07_47_44_-0600_XnmEX04qaPa4tVZp; protocol="application/pgp-signature"; micalg=pgp-sha1 X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.001 tagged_above=0 required=5 tests=AWL X-Spam-Level: X-Archive-Number: 200507/258 X-Sequence-Number: 13499 --Signature_Mon__18_Jul_2005_07_47_44_-0600_XnmEX04qaPa4tVZp Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable When grilled further on (Mon, 18 Jul 2005 09:23:11 -0400), Tom Lane confessed: > It's still far from clear what's going on there, but it might be > interesting to see if turning off the vacuum delay changes your results > with 8.0. >=20 Can that be affected by hupping the server, or do I need a restart? Thanks, Rob --=20 07:46:53 up 4 days, 11:21, 6 users, load average: 0.77, 0.43, 0.27 Linux 2.6.5-02 #8 SMP Mon Jul 12 21:34:44 MDT 2004 --Signature_Mon__18_Jul_2005_07_47_44_-0600_XnmEX04qaPa4tVZp Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iEYEARECAAYFAkLbswAACgkQLQ/DKuwDYznL2gCfThEJTfYMCMQIovWPcVxUbHSe PQ8An2/1naVwenNBHzQSc2JuyT/HkaK8 =Cs86 -----END PGP SIGNATURE----- --Signature_Mon__18_Jul_2005_07_47_44_-0600_XnmEX04qaPa4tVZp--