Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kZeQu-0007IY-Ca for pgsql-admin@arkaria.postgresql.org; Mon, 02 Nov 2020 18:19:56 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1kZeQt-0006QA-0m for pgsql-admin@arkaria.postgresql.org; Mon, 02 Nov 2020 18:19:55 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kZeQs-0006Q3-PP for pgsql-admin@lists.postgresql.org; Mon, 02 Nov 2020 18:19:54 +0000 Received: from sss.pgh.pa.us ([66.207.139.130]) by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kZeQq-0006DG-Rd for pgsql-admin@postgresql.org; Mon, 02 Nov 2020 18:19:53 +0000 Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1]) by sss.pgh.pa.us (8.15.2/8.15.2) with ESMTP id 0A2IJop4687575; Mon, 2 Nov 2020 13:19:50 -0500 From: Tom Lane To: S Bob cc: Peter Geoghegan , pgsql-admin Subject: Re: How to analyze a core dump In-reply-to: References: <328ba050-4a99-d4ea-0f65-6b268c0e8b89@quadratum-braccas.com> <293bf7b3-9fe0-e49e-eaee-031aaf11066f@quadratum-braccas.com> <686892.1604340246@sss.pgh.pa.us> Comments: In-reply-to S Bob message dated "Mon, 02 Nov 2020 11:10:17 -0700" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <687573.1604341190.1@sss.pgh.pa.us> Date: Mon, 02 Nov 2020 13:19:50 -0500 Message-ID: <687574.1604341190@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk S Bob writes: > On 11/2/20 11:04 AM, Tom Lane wrote: >> What PG version are you running, exactly? > This client is running Postgres version 9.0.4 TBH, the first thing you should do is upgrade to a supported PG version, or failing that, at least the last minor version in the 9.0 branch (9.0.23). It's highly likely that you are hitting a bug that was fixed years ago. regards, tom lane