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 99A8652896 for ; Sun, 3 Jul 2005 20:58:55 -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 62330-02 for ; Sun, 3 Jul 2005 23:58:54 +0000 (GMT) Received: from metux.de (seven.metux.de [193.16.1.1]) by svr1.postgresql.org (Postfix) with ESMTP id 2C33152882 for ; Sun, 3 Jul 2005 20:58:52 -0300 (ADT) Received: (from weigelt@localhost) by metux.de (8.12.10/8.12.10) id j63MvxA3013173 for pgsql-performance@postgresql.org; Mon, 4 Jul 2005 00:57:59 +0200 Date: Mon, 4 Jul 2005 00:57:59 +0200 From: Enrico Weigelt To: postgresql performance list Subject: Re: plain inserts and deletes very slow Message-ID: <20050703225759.GC9777@nibiru.borg.metux.de> Reply-To: weigelt@metux.de Mail-Followup-To: postgresql performance list References: <20050703224537.GA9777@nibiru.borg.metux.de> <20050703235424.GA16122@uio.no> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050703235424.GA16122@uio.no> User-Agent: Mutt/1.4.1i X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0 tagged_above=0 required=5 tests= X-Spam-Level: X-Archive-Number: 200507/21 X-Sequence-Number: 13262 * Steinar H. Gunderson wrote: > On Mon, Jul 04, 2005 at 12:45:37AM +0200, Enrico Weigelt wrote: > > my application reads and writes some table quite often > > (multiple times per second). these tables are quite small > > (not more than 20 tuples), but the operations take quite a > > long time (>300 ms!). > > Are you VACUUMing often enough? I've just VACUUM'ed multiple times, so it's perhaps not the problem. cu -- --------------------------------------------------------------------- Enrico Weigelt == metux IT service phone: +49 36207 519931 www: http://www.metux.de/ fax: +49 36207 519932 email: contact@metux.de --------------------------------------------------------------------- Realtime Forex/Stock Exchange trading powered by postgresSQL :)) http://www.fxignal.net/ ---------------------------------------------------------------------