Received: from localhost (maia-5.hub.org [200.46.204.182]) by postgresql.org (Postfix) with ESMTP id A9B879FB94E; Sun, 13 May 2007 23:15:09 -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 72585-04; Sun, 13 May 2007 23:14:59 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey-1.7.5 X-Greylist: from auto-whitelisted by SQLgrey-1.7.5 Received: from fetter.org (start.fetter.org [66.92.188.65]) by postgresql.org (Postfix) with ESMTP id 1E52A9FB943; Sun, 13 May 2007 23:15:05 -0300 (ADT) Received: by fetter.org (Postfix, from userid 500) id 308D4F3C489; Sun, 13 May 2007 19:15:03 -0700 (PDT) Date: Sun, 13 May 2007 19:15:03 -0700 From: David Fetter To: Tom Lane Cc: PostgreSQL Docs , PostgreSQL Patches Subject: Re: Autovacuum and XID wraparound Message-ID: <20070514021502.GL14860@fetter.org> References: <20070514011740.GH14860@fetter.org> <23394.1179108400@sss.pgh.pa.us> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <23394.1179108400@sss.pgh.pa.us> User-Agent: Mutt/1.4.2.2i X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200705/25 X-Sequence-Number: 4254 On Sun, May 13, 2007 at 10:06:40PM -0400, Tom Lane wrote: > David Fetter writes: > > Per Neil Conway, here's some doc patches re: the autovacuum > > daemon's behavior. Should this be back-patched to 8.2x? > > This fact is already documented in at least three places; do we > really need two more? Yes. > The proposed addition to postgresql.conf seems particularly > over-the-top, since there is no entry in that file that even > pretends to offer a complete description of the associated behavior. I think that a boolean that doesn't do what you expect booleans to do, i.e. turn the thing all the way off, is worth a mention. Cheers, David. -- David Fetter http://fetter.org/ phone: +1 415 235 3778 AIM: dfetter666 Skype: davidfetter Remember to vote! Consider donating to PostgreSQL: http://www.postgresql.org/about/donate