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 1rVThc-00H95J-Kn for pgsql-hackers@arkaria.postgresql.org; Thu, 01 Feb 2024 09:49:49 +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 1rVThb-003BOQ-Jl for pgsql-hackers@arkaria.postgresql.org; Thu, 01 Feb 2024 09:49:47 +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 4.94.2) (envelope-from ) id 1rVTha-003BLQ-21 for pgsql-hackers@lists.postgresql.org; Thu, 01 Feb 2024 09:49:47 +0000 Received: from wout5-smtp.messagingengine.com ([64.147.123.21]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1rVThS-004UCz-JX for pgsql-hackers@lists.postgresql.org; Thu, 01 Feb 2024 09:49:44 +0000 Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailout.west.internal (Postfix) with ESMTP id BFC5A3200A9A; Thu, 1 Feb 2024 04:49:33 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute3.internal (MEProxy); Thu, 01 Feb 2024 04:49:34 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:content-type:date:date:feedback-id:feedback-id :from:from:in-reply-to:in-reply-to:message-id:mime-version :reply-to:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm3; t=1706780973; x= 1706867373; bh=GBYFceuNK7D93aOTuGgLVlIqZNQpxKK9CpwVcDT5uWM=; b=q ZIIxcGxkW0wduAXKSwqK6JtQmwixqP0DMauxHKHGmsrBAq6wiHnkmAfBC0naO7PR 33ZUor1DKA+N0MeluQMmI9Uvu1u9R9sfbDi0Px4LdynWmBy/+BdGk2A0ledWsxoQ AhK0W9XL4xCcHAjLqS/66Q/qZh6LsERxNDS6/Y4QDemPm3oXBHkimu6MDsbIowNR 7Z9V9ZRzzqj6bDNIG+fySNSeQaYUakX0uCpH/qzJy/OHFiAMJoze7GDH/WO7EQHg jpVZJfHC3PZREsAuHa7bZ1pj6GBg1n3OIBN7bxW41wkbtfcatiqJEprwOn0Tvh1a 2yGeILKpa1mXzEDEW+l1g== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvkedrfeduuddgtdejucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfffhvfevuffkgggtugfgjgesthekredttddtjeenucfhrhhomheptehlvhgr rhhoucfjvghrrhgvrhgruceorghlvhhhvghrrhgvsegrlhhvhhdrnhhoqdhiphdrohhrgh eqnecuggftrfgrthhtvghrnhepvdektdffudfftdffffehfffhjeejhffgieeuueekjeek fffgudffhfduffffueevnecuffhomhgrihhnpegvnhhtvghrphhrihhsvggusgdrtghomh enucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpegrlhhv hhgvrhhrvgesrghlvhhhrdhnohdqihhprdhorhhg X-ME-Proxy: Feedback-ID: ia2694551:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 1 Feb 2024 04:49:32 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alvh.no-ip.org; s=schmee; t=1706780969; bh=TxpSO2IriBhLAWxwdO02avPclOm5Faf2iDn/BcQjGLI=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=BjEttPxbPxM21ZwDVVwJVpkHe7Vu8HLsWpHC+s38/ZiThKLeIlJBO/+10HcfiJt9a h74jmQqHbKGt/QWnxi6hn6QDm1DKaDSBMEjNVSi/je/Wdz/OE/XFGdM4CFyPbWv7di JvZMWca2PE4qIqg6afZG2wt6n2WW5QittHqGwsjadBr8XJ8iR+20tAUo+lbvMPRy4m 57HNga4nlt+zSPEwyHKaNtiAGBsGRCPmAz+W1OW9e31NFBRhPBuob+v4qEhFsYbng0 C0IpsTU35PTcw2/SZzDvxL8D/Oxf+8qxH4cknkmzzPcRpDXEYo2yEbOBuDdaPfulRm fEs+RBWXXC3YQ== Received: by schmee.alvh.no-ip.org (Postfix, from userid 1000) id 91BC68B; Thu, 1 Feb 2024 10:49:29 +0100 (CET) Date: Thu, 1 Feb 2024 10:49:29 +0100 From: Alvaro Herrera To: Dilip Kumar Cc: tender wang , PostgreSQL Hackers Subject: Re: SLRU optimization - configurable buffer pool and partitioning the SLRU lock Message-ID: <202402010949.itne2xoopx5o@alvherre.pgsql> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <202401312331.dozxsouzpsvd@alvherre.pgsql> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Hah: postgres -c lc_messages=C -c shared_buffers=$((512*17)) 2024-02-01 10:48:13.548 CET [1535379] FATAL: invalid value for parameter "transaction_buffers": 17 2024-02-01 10:48:13.548 CET [1535379] DETAIL: "transaction_buffers" must be a multiple of 16 -- Álvaro Herrera PostgreSQL Developer — https://www.EnterpriseDB.com/ It does it in a really, really complicated way why does it need to be complicated? Because it's MakeMaker.