Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vLbEp-004gbr-2X for pgsql-bugs@arkaria.postgresql.org; Wed, 19 Nov 2025 06:00:19 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1vLbEn-00AkCU-1G for pgsql-bugs@arkaria.postgresql.org; Wed, 19 Nov 2025 06:00:17 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vLbEn-00AkCM-0S for pgsql-bugs@lists.postgresql.org; Wed, 19 Nov 2025 06:00:17 +0000 Received: from sss.pgh.pa.us ([68.162.161.243]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vLbEl-000Hnx-07 for pgsql-bugs@lists.postgresql.org; Wed, 19 Nov 2025 06:00:16 +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 5AJ60B9V1400685; Wed, 19 Nov 2025 01:00:11 -0500 From: Tom Lane To: jrizelo@gmail.com cc: pgsql-bugs@lists.postgresql.org Subject: Re: BUG #19119: Linux 6.14.0-1015-aws #15~24.04.1-Ubuntu SMP aarch64 aarch64 aarch64 GNU/Linux In-reply-to: <19119-38e3080000698080@postgresql.org> References: <19119-38e3080000698080@postgresql.org> Comments: In-reply-to PG Bug reporting form message dated "Tue, 18 Nov 2025 22:01:50 +0000" MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-ID: <1400683.1763532011.1@sss.pgh.pa.us> Content-Transfer-Encoding: 8bit Date: Wed, 19 Nov 2025 01:00:11 -0500 Message-ID: <1400684.1763532011@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk PG Bug reporting form writes: > When executing the materialized view refresh, the error occasionally occurs. > It’s not consistent, but it has been happening frequently after upgrading > from PG13 to PG17. There's pretty much zero chance that we can identify this problem from the given information. Can you create a self-contained reproducer script? It's okay if it doesn't fail every time, so long as it fails some of the time. regards, tom lane