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 1pWNK7-00062M-Bq for pgsql-hackers@arkaria.postgresql.org; Sun, 26 Feb 2023 20:08:43 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1pWNK6-0006Pp-6w for pgsql-hackers@arkaria.postgresql.org; Sun, 26 Feb 2023 20:08:42 +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 1pWNK5-0006Pg-Tw for pgsql-hackers@lists.postgresql.org; Sun, 26 Feb 2023 20:08:41 +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 1pWNK3-0004Qq-NU for pgsql-hackers@postgresql.org; Sun, 26 Feb 2023 20:08:40 +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 31QK8Xlp033571; Sun, 26 Feb 2023 15:08:33 -0500 From: Tom Lane To: Andres Freund cc: Kyotaro Horiguchi , melanieplageman@gmail.com, vignesh21@gmail.com, pryzby@telsasoft.com, lukas@fittl.com, alvherre@alvh.no-ip.org, magnus@hagander.net, pgsql-hackers@postgresql.org, thomas.munro@gmail.com, m.sakrejda@gmail.com Subject: Re: pg_stat_bgwriter.buffers_backend is pretty meaningless (and more?) In-reply-to: <20230226195353.l5rh5y53kmosr3ao@awork3.anarazel.de> References: <20230124.172203.448918351330829200.horikyota.ntt@gmail.com> <20230124223512.xqp7tjgqvzqokaxq@awork3.anarazel.de> <20230125.165617.724951472557617342.horikyota.ntt@gmail.com> <20230208063814.boyh5ibydbfuo2uk@awork3.anarazel.de> <20230209050319.chyyup4vtq4jzobq@awork3.anarazel.de> <20520.1677435600@sss.pgh.pa.us> <20230226193325.2lpaebd3njhgedpo@awork3.anarazel.de> <29036.1677440400@sss.pgh.pa.us> <20230226195353.l5rh5y53kmosr3ao@awork3.anarazel.de> Comments: In-reply-to Andres Freund message dated "Sun, 26 Feb 2023 11:53:53 -0800" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <33569.1677442113.1@sss.pgh.pa.us> Content-Transfer-Encoding: quoted-printable Date: Sun, 26 Feb 2023 15:08:33 -0500 Message-ID: <33570.1677442113@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Andres Freund writes: > They're all animals for testing older LLVM versions. They're using > pretty old clang versions. phycodurus and dragonet are clang 3.9, petalu= ra and > desmoxytes is clang 4, idiacanthus and pogona are clang 5. [ shrug ... ] If I thought this was actually good code, I might agree with ignoring these warnings; but I think what it mostly is is misleading overcomplication. regards, tom lane