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 9633152B0A for ; Mon, 18 Jul 2005 02:27:24 -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 88157-05 for ; Mon, 18 Jul 2005 05:27:11 +0000 (GMT) Received: from rambo.iniquinet.com (rambo.iniquinet.com [69.39.89.10]) by svr1.postgresql.org (Postfix) with ESMTP id 7A7BE52AED for ; Mon, 18 Jul 2005 02:27:11 -0300 (ADT) Received: (qmail 5148 invoked by uid 1010); 18 Jul 2005 01:27:12 -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 1.583789 secs); 18 Jul 2005 05:27:12 -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 01:27:10 -0400 Received: from logicalchaos.org (thunder.logicalchaos.org [192.168.0.250]) by thunder.logicalchaos.org (Postfix) with ESMTP id DDBF772328; Sun, 17 Jul 2005 23:27:08 -0600 (MDT) Date: Sun, 17 Jul 2005 23:27:08 -0600 From: Robert Creager To: "Jeffrey W. Baker" Cc: Robert Creager , PGPerformance , Andy Hewitt Subject: Re: Huge performance problem between 7.4.1 and 8.0.3 - CS Message-ID: <20050717232708.382bb715@thunder.logicalchaos.org> In-Reply-To: <1121663351.10108.1.camel@noodles> References: <20050717213416.59dcb52e@thunder.logicalchaos.org> <1121663351.10108.1.camel@noodles> 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_Sun__17_Jul_2005_23_27_08_-0600_aqD+2JK2Qri3H/mX"; protocol="application/pgp-signature"; micalg=pgp-sha1 X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.002 tagged_above=0 required=5 tests=AWL X-Spam-Level: X-Archive-Number: 200507/251 X-Sequence-Number: 13492 --Signature_Sun__17_Jul_2005_23_27_08_-0600_aqD+2JK2Qri3H/mX Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable When grilled further on (Sun, 17 Jul 2005 22:09:11 -0700), "Jeffrey W. Baker" confessed: >=20 > Did you build 8.0.3 yourself, or install it from packages? I've seen in > the past where pg would build with the wrong kind of mutexes on some > machines, and that would send the CS through the roof. If you did build > it yourself, check your ./configure logs. If not, try strace. I always build PG from source. I did check the config.log command line (./configure) and they were similar enough. The system has not changed bet= ween building the two versions (if it ain't broke...). Cheers, Rob --=20 23:25:21 up 4 days, 3:00, 6 users, load average: 0.25, 0.15, 0.11 Linux 2.6.5-02 #8 SMP Mon Jul 12 21:34:44 MDT 2004 --Signature_Sun__17_Jul_2005_23_27_08_-0600_aqD+2JK2Qri3H/mX Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iEYEARECAAYFAkLbPawACgkQLQ/DKuwDYzn38ACgmY+9GhBnWSolj8/ju3/UNvRG pm4AnRw7hD7Agm1/KLLQ4d8awLjdT+lq =11o7 -----END PGP SIGNATURE----- --Signature_Sun__17_Jul_2005_23_27_08_-0600_aqD+2JK2Qri3H/mX--