X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (mx1.hub.org [200.46.208.251]) by postgresql.org (Postfix) with ESMTP id C0FEC9FA176 for ; Thu, 11 May 2006 12:26:31 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.208.251]) (amavisd-new, port 10024) with ESMTP id 26823-08 for ; Thu, 11 May 2006 12:26:24 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- Received: from floppy.pyrenet.fr (news.pyrenet.fr [194.116.145.2]) by postgresql.org (Postfix) with ESMTP id B76859F9430 for ; Thu, 11 May 2006 12:26:24 -0300 (ADT) Received: by floppy.pyrenet.fr (Postfix, from userid 106) id 784DA314BF; Thu, 11 May 2006 17:26:23 +0200 (MET DST) From: "Qingqing Zhou" X-Newsgroups: pgsql.performance Subject: Re: Postgres gets stuck Date: Thu, 11 May 2006 23:26:12 +0800 Organization: Hub.Org Networking Services Lines: 20 Message-ID: References: <446135F9.1060608@modgraph-usa.com> X-Complaints-To: usenet@news.hub.org X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2900.2869 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2869 X-RFC2646: Format=Flowed; Response To: pgsql-performance@postgresql.org X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200605/291 X-Sequence-Number: 19078 ""Craig A. James"" wrote > I'm having a rare but deadly problem. On our web servers, a process > occasionally gets stuck, and can't be unstuck. Once it's stuck, all > Postgres activities cease. "kill -9" is required to kill it -- > signals 2 and 15 don't work, and "/etc/init.d/postgresql stop" fails. > > Details: > > Postgres 8.0.3 > [Scanning 8.0.4 ~ 8.0.7 ...] Didn't find related bug fix in the upgrade release. Can you attach to the problematic process and "bt" it (so we could see where it stucks)? Regards, Qingqing