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 1nLXUz-0005R9-3M for pgsql-hackers@arkaria.postgresql.org; Sat, 19 Feb 2022 21:42:37 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1nLXUx-0008Tv-QK for pgsql-hackers@arkaria.postgresql.org; Sat, 19 Feb 2022 21:42:35 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nLXUx-0008Tm-HP for pgsql-hackers@lists.postgresql.org; Sat, 19 Feb 2022 21:42:35 +0000 Received: from wout1-smtp.messagingengine.com ([64.147.123.24]) by magus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nLXUq-0005DV-Pp for pgsql-hackers@postgresql.org; Sat, 19 Feb 2022 21:42:35 +0000 Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.west.internal (Postfix) with ESMTP id 01C093200258; Sat, 19 Feb 2022 16:42:25 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute1.internal (MEProxy); Sat, 19 Feb 2022 16:42:26 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=anarazel.de; h= cc:cc:content-type:date:date:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:sender:subject :subject:to:to; s=fm3; bh=rNCAx5sNLKlsPurCkwVwadfR5rQva+nb2+/l11 uRpsU=; b=EXwE/ccaal+gHceRKVh17DdXpILk79rPUICoRW+rrFXnW6/xQpFZT7 pazdbAFhH8nh/d496uc2cGYNj0g9iicDKriatMg7nNLU9dZ/WFu8SyggO9exzFBa jOWXigLSryKlYl2r3HOWUD4gad74wcphlz3R8203AfFRKMksMb3NuI4fN1Eo4t1c pPIIE4juwkHmPNNqZQY+aynqpEnHB289DpfJ716BBU9Tb+cLpOvvwvdZsO846mpA Jf737TKZc6OqopOUuHnu7N5SzlnH0Nj83W1pyss+U5EK3+a6RjRkhABn4m210EIE Do0GXyTqhnVpZzCIR1SOD4RcykIJsIQA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm2; bh=rNCAx5sNLKlsPurCk wVwadfR5rQva+nb2+/l11uRpsU=; b=W/tr/WMM+c19hOpfGipFGI5sXX3bzUUNX OxOuJPcyr8LNXoCXGFe0K2KgSoSQY24aC09VcPf4aBiPhkftvFK3/Y1XSbGoWmko IYUmr9z2AaX2Pwt0WtPJ1QpqJ5OwGYfoea54bJWU2Mh9LL5NUIeBgMdHtN9mHF3r 2QqhaG1Qdjg6nkErkF92wne2QGXzvAMx589H2IO56BWEqgj2MEfEXvxlDbg49Tvs lUEMGDZ9vteyYQuI4t7m6VV34e1dtiFiW04KtL9uHfVF+4BAiXW1pzd2S1PIHDE8 pDGm8wev9DWucyir9Kxg1tah9eQ5xhtpVRWiFY2UODmE2SHcKCz/w== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvvddrkedvgdduheefucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfffhvffukfhfgggtuggjsehttdertddttddvnecuhfhrohhmpeetnhgurhgv shcuhfhrvghunhguuceorghnughrvghssegrnhgrrhgriigvlhdruggvqeenucggtffrrg htthgvrhhnpedukefhkeelueegveetheelffffjeegleeuudelfeefuedtleffueejfffh ueffudenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpe grnhgurhgvshesrghnrghrrgiivghlrdguvg X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sat, 19 Feb 2022 16:42:24 -0500 (EST) Date: Sat, 19 Feb 2022 13:42:23 -0800 From: Andres Freund To: Thomas Munro Cc: Andrey Borodin , Gilles Darold , Tomas Vondra , Tomas Vondra , Alexander Korotkov , Anastasia Lubennikova , Daniel Gustafsson , Kyotaro Horiguchi , pgsql-hackers Subject: Re: MultiXact\SLRU buffers configuration Message-ID: <20220219214223.w4bmhiozeimcqhzb@alap3.anarazel.de> References: <27D90FFC-B897-4BC5-B4F5-9047B9886AA3@yandex-team.ru> <15CA416B-3446-462D-902B-4883DD3ADEE6@yandex-team.ru> <3130B767-FEB7-4F18-AE90-DD95B4367316@yandex-team.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On 2022-02-20 10:38:53 +1300, Thomas Munro wrote: > Back to this patch: assuming we can settle on a good-enough-for-now > replacement algorithm, do we want to add this set of 7 GUCs? Does > anyone else want to weigh in on that? I'm -0.2 on it, given that we have a better path forward.