Received: from maia.hub.org (maia-2.hub.org [200.46.204.251]) by mail.postgresql.org (Postfix) with ESMTP id D98AA633067 for ; Mon, 23 Aug 2010 16:15:55 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.251]) (amavisd-maia, port 10024) with ESMTP id 03260-03 for ; Mon, 23 Aug 2010 19:15:48 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by mail.postgresql.org (Postfix) with ESMTP id C6F1E632FFD for ; Mon, 23 Aug 2010 16:15:48 -0300 (ADT) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.14.2/8.14.2) with ESMTP id o7NJFYD5010190; Mon, 23 Aug 2010 15:15:34 -0400 (EDT) To: Bruce Momjian cc: Alvaro Herrera , Josh Berkus , PostgreSQL-development Subject: Re: Return of the Solaris vacuum polling problem -- anyone remember this? In-reply-to: <201008231855.o7NItt310271@momjian.us> References: <201008231855.o7NItt310271@momjian.us> Comments: In-reply-to Bruce Momjian message dated "Mon, 23 Aug 2010 14:55:55 -0400" Date: Mon, 23 Aug 2010 15:15:34 -0400 Message-ID: <10189.1282590934@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=-1.91 tagged_above=-5 required=5 tests=BAYES_00=-1.9, T_RP_MATCHES_RCVD=-0.01 X-Spam-Level: X-Archive-Number: 201008/1656 X-Sequence-Number: 168459 Bruce Momjian writes: > OK, I have attached a proposed patch to improve this. I moved the > pg_clog mention to a new paragraph and linked it to the reason the > default is relatively low. The references to "vacuum freeze" are incorrect; autovacuum does NOT do the equivalent of VACUUM FREEZE. Please stop playing around with the perfectly good existing wording. regards, tom lane