Received: from localhost (unknown [200.46.204.183]) by postgresql.org (Postfix) with ESMTP id D42AC2E008F for ; Wed, 19 Mar 2008 10:56:04 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.183]) (amavisd-maia, port 10024) with ESMTP id 96274-06 for ; Wed, 19 Mar 2008 10:56:02 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey-1.7.5 Received: from mx00.pub.collaborativefusion.com (mx00.pub.collaborativefusion.com [206.210.89.199]) by postgresql.org (Postfix) with ESMTP id 029702E007E for ; Wed, 19 Mar 2008 10:56:01 -0300 (ADT) Received: from vanquish.ws.pitbpa0.priv.collaborativefusion.com (vanquish.ws.pitbpa0.priv.collaborativefusion.com [192.168.2.162]) (SSL: TLSv1/SSLv3,256bits,AES256-SHA) by wingspan with esmtp; Wed, 19 Mar 2008 09:56:00 -0400 id 00056416.47E11B70.0000A600 Date: Wed, 19 Mar 2008 09:55:59 -0400 From: Bill Moran To: "Mark Steben" Cc: pgsql-performance@postgresql.org Subject: Re: question on TRUNCATE vs VACUUM FULL Message-Id: <20080319095559.9de777dd.wmoran@collaborativefusion.com> In-Reply-To: <011f01c889c7$2b421f30$14010a0a@dei26g028575> References: <20080319093450.29f6cf6e.wmoran@collaborativefusion.com> <011f01c889c7$2b421f30$14010a0a@dei26g028575> Organization: Collaborative Fusion X-Mailer: Sylpheed 2.4.8 (GTK+ 2.12.8; i386-portbld-freebsd6.3) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200803/401 X-Sequence-Number: 29355 In response to "Mark Steben" : > Bill, > Thanks for your quick response. > We are at version 8.2.5 - just recently upgraded from 7.4.5. > This strategy using truncate was just implemented yesterday. > Now I will revisit the vacuum full strategy. Does seem to > Be redundant. > Is there a procedure to begin reporting a bug? Is there > Someone or an email address that I could bring evidence to? You're kinda on the right path already. The next thing to do (if nobody gets back to you with an explanation or solution) is to put together a simple, reproducible case that others can use to reproduce the behaviour on systems where they can investigate it. Once you have that, use the bug reporting form on the web site to report it as a bug. -- Bill Moran Collaborative Fusion Inc. http://people.collaborativefusion.com/~wmoran/ wmoran@collaborativefusion.com Phone: 412-422-3463x4023