Received: from localhost (unknown [200.46.204.183]) by postgresql.org (Postfix) with ESMTP id 49466650338 for ; Mon, 1 Sep 2008 11:35:35 -0300 (ADT) Received: from postgresql.org ([200.46.204.86]) by localhost (mx1.hub.org [200.46.204.183]) (amavisd-maia, port 10024) with ESMTP id 03675-01-7 for ; Mon, 1 Sep 2008 11:35:24 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from lists.commandprompt.com (host-159.commandprompt.net [207.173.203.159]) by postgresql.org (Postfix) with ESMTP id 35E816502BD for ; Mon, 1 Sep 2008 11:34:41 -0300 (ADT) Received: from perhan.alvh.no-ip.org (200-126-66-230.bk5-dsl.surnet.cl [200.126.66.230]) (authenticated bits=0) by lists.commandprompt.com (8.13.8/8.13.8) with ESMTP id m81EbCrv017901 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 1 Sep 2008 07:37:16 -0700 Received: by perhan.alvh.no-ip.org (Postfix, from userid 1000) id A246E47CA7; Mon, 1 Sep 2008 10:33:59 -0400 (CLT) Date: Mon, 1 Sep 2008 10:33:59 -0400 From: Alvaro Herrera To: Duan Ligong Cc: pgsql-performance@postgresql.org Subject: Re: too many clog files Message-ID: <20080901143359.GC3776@alvh.no-ip.org> References: <20080901191255.E398.DUANLG@nec-as.nec.com.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080901191255.E398.DUANLG@nec-as.nec.com.cn> User-Agent: Mutt/1.5.18 (2008-05-17) X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0 (lists.commandprompt.com [207.173.203.159]); Mon, 01 Sep 2008 07:37:16 -0700 (PDT) X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=0 tagged_above=0 required=5 tests=none X-Spam-Level: X-Archive-Number: 200809/8 X-Sequence-Number: 31321 Duan Ligong wrote: > Hi, there. > > I have encountered an issue that there are too many > clog file under the .../pg_clog/ directory. Some of them > were even produced one month ago. If you're going to repost a question, it is only polite that you link to the answers already provided. Particularly so when some of your questions were already answered. -- Alvaro Herrera http://www.CommandPrompt.com/ PostgreSQL Replication, Consulting, Custom Development, 24x7 support