Received: from localhost (maia-5.hub.org [200.46.204.182]) by postgresql.org (Postfix) with ESMTP id DA06F9FB665 for ; Mon, 23 Apr 2007 05:53:26 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.182]) (amavisd-maia, port 10024) with ESMTP id 80429-06 for ; Mon, 23 Apr 2007 05:53:21 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey-1.7.4 Received: from relay.icomedias.com (relay.icomedias.com [62.99.232.66]) by postgresql.org (Postfix) with ESMTP id BAD359FB2F8 for ; Mon, 23 Apr 2007 05:53:23 -0300 (ADT) Received: from [10.192.17.128] ([10.192.17.128]) by relay.icomedias.com (8.13.7/8.13.7) with ESMTP id l3N8rJDn017062; Mon, 23 Apr 2007 10:53:19 +0200 From: Mario Weilguni To: pgsql-performance@postgresql.org Subject: Re: postgres: 100% CPU utilization Date: Mon, 23 Apr 2007 10:53:38 +0200 User-Agent: KMail/1.9.6 Cc: "Sergey Tsukinovsky" References: <2C20E65455FC964690D89F8C4A2E9B1D03A669CD@STRAIGHTFLUSH.cryptologic.com> In-Reply-To: <2C20E65455FC964690D89F8C4A2E9B1D03A669CD@STRAIGHTFLUSH.cryptologic.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200704231053.38952.mweilguni@sime.com> X-Scanned-By: MIMEDefang 2.57 on 10.192.64.104 X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200704/387 X-Sequence-Number: 24264 Am Donnerstag, 19. April 2007 schrieb Sergey Tsukinovsky: > 2. What would be the recommended set of parameters to tune up in order > to improve the performance over the time, instead of considering an > option to vacuum every 30 minutes or so? > > 3. Is it safe to run 'vacuum' as frequently as every 15-30 minutes? No problem. > > 4. Suggestions? Do yourself a favor and upgrade at least to 8.1.x and use autovacuum. Best regards Mario Weilguni