Received: from localhost (unknown [200.46.204.183]) by postgresql.org (Postfix) with ESMTP id 5C02E65016C for ; Tue, 8 Jul 2008 23:09:17 -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 88527-09 for ; Tue, 8 Jul 2008 23:09:03 -0300 (ADT) 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 postgresql.org (Postfix) with ESMTP id A9CE165015E for ; Tue, 8 Jul 2008 23:09:08 -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 m6928leV020557; Tue, 8 Jul 2008 22:08:47 -0400 (EDT) To: Tatsuo Ishii cc: threshar@threshar.is-a-geek.com, achill@matrix.gatewaynet.com, pgsql-performance@postgresql.org Subject: Re: syslog performance when logging big statements In-reply-to: <20080709.103134.88014194.t-ishii@sraoss.co.jp> References: <200807081524.47366.achill@matrix.gatewaynet.com> <194C32C6-C8A8-4AAA-8A15-F9E9F1855E09@torgo.978.org> <16218.1215553157@sss.pgh.pa.us> <20080709.103134.88014194.t-ishii@sraoss.co.jp> Comments: In-reply-to Tatsuo Ishii message dated "Wed, 09 Jul 2008 10:31:34 +0900" Date: Tue, 08 Jul 2008 22:08:46 -0400 Message-ID: <20556.1215569326@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200807/80 X-Sequence-Number: 30680 Tatsuo Ishii writes: > I'm a little bit worried about cranking up PG_SYSLOG_LIMIT in the back > branches. Cranking it up will definitely change syslog messages text > style and might confuse syslog handling scripts(I have no evince that > such scripts exist though). So I suggest to change PG_SYSLOG_LIMIT > only in CVS HEAD. Hmm, good point. It would be an externally visible behavior change, not just a speedup. regards, tom lane