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 4.94.2) (envelope-from ) id 1qu0fd-00FbCz-1O for pgsql-bugs@arkaria.postgresql.org; Sat, 21 Oct 2023 01:20:53 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1qu0eb-00Ah60-E0 for pgsql-bugs@arkaria.postgresql.org; Sat, 21 Oct 2023 01:19:50 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qu0eb-00Ah5s-4x for pgsql-bugs@lists.postgresql.org; Sat, 21 Oct 2023 01:19:49 +0000 Received: from sss.pgh.pa.us ([68.162.161.243]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qu0eU-001onU-Kg for pgsql-bugs@lists.postgresql.org; Sat, 21 Oct 2023 01:19:49 +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 39L1Jbof4019766; Fri, 20 Oct 2023 21:19:37 -0400 From: Tom Lane To: Andres Freund cc: maxime.boyer@cra-arc.gc.ca, pgsql-bugs@lists.postgresql.org Subject: Re: BUG #18165: Could not duplicate handle for "Global/PostgreSQL.xxxxxxxxxx": Bad file descriptor In-reply-to: <20231020225433.yhcw4qjbeixpgglh@awork3.anarazel.de> References: <18165-bf4f525cea6e51de@postgresql.org> <3998077.1697840164@sss.pgh.pa.us> <20231020225433.yhcw4qjbeixpgglh@awork3.anarazel.de> Comments: In-reply-to Andres Freund message dated "Fri, 20 Oct 2023 15:54:33 -0700" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <4019764.1697851177.1@sss.pgh.pa.us> Date: Fri, 20 Oct 2023 21:19:37 -0400 Message-ID: <4019765.1697851177@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Andres Freund writes: > On 2023-10-20 18:16:04 -0400, Tom Lane wrote: >> That must be coming from dsm_impl_pin_segment or dsm_impl_unpin_segment; >> noplace else has the same error message spelling. > I guess we might now parallelize queries that we didn't in 11 and thus it's > more likely that we end up needing the typmod registry? Maybe. Disabling parallel queries should be an easy stopgap workaround, in any case. regards, tom lane