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 1o9rd5-0001gH-5a for pgsql-hackers@arkaria.postgresql.org; Fri, 08 Jul 2022 17:18:59 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1o9rd3-0002jQ-Nu for pgsql-hackers@arkaria.postgresql.org; Fri, 08 Jul 2022 17:18:57 +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 1o9rd3-0002dw-CC for pgsql-hackers@lists.postgresql.org; Fri, 08 Jul 2022 17:18:57 +0000 Received: from mail-pj1-x1036.google.com ([2607:f8b0:4864:20::1036]) by magus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1o9rcz-0006D5-4G for pgsql-hackers@postgresql.org; Fri, 08 Jul 2022 17:18:56 +0000 Received: by mail-pj1-x1036.google.com with SMTP id x18-20020a17090a8a9200b001ef83b332f5so2573938pjn.0 for ; Fri, 08 Jul 2022 10:18:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=avnp3GXfwSCcXR+Y6EgPvoP/3j0C46t1rKpnqycbd6s=; b=Cv3v7bl5PXmJDI6KpBbms91zMkCKSyAWGKBYlzthLpiPKV9BRfJiceZ8zerMrDc1dw mSY4Gk3mD2cbJYBL1lGitcQqKBQNHGVXuDp4o0l6O+QFPO1TkhMStg4hKfqNgIjz/ww+ nxpMEJxW6vTIQfMXxfy3p8Fbp5A+1yzThL4DZYPkCf+4K8XISSAKKR8gN5aLYmhkdXsX BnYXEjUIP8wEc+ANiS1nIjFcUjCuCwZE5Ai/i1c25IyUUc5fByXotaknrud2bL626aNB Vb2SkA9Z5QtCWi9+cJt19Sxszum5fcbzYhKuGvCcrOb+YEImTYyg3UU0GtVNdQQLkBWc Cvew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=avnp3GXfwSCcXR+Y6EgPvoP/3j0C46t1rKpnqycbd6s=; b=H1QDv1JhwlLzk496GwFJRRYqg+4PiRIuqyfyYeniRWVIrUDd57cLFWuzZLvu+jxnrb 3qeGlULrZmDK0IiYF4wth/xit2uvfZ2JQcudKosl4EGfnVqPKcus2ZQzEIldpS1TinMF I2V26hGR0UWOH9M18FoNCI13UxQ1kPexyscIt2bEaVloxhNuLCIMyygrj3DKD72Fe1+Z rNuqviEjo3rioBZb612/nYuFJt7VG/VW+s2/JFlnpbx82VGiJoNRZqOcUuVjAt7ogxIM 8SX5Dg1HXeAGIYIKy4fUN2zXkjSiohbjr+xeR95vJSzg7RT2p5XBHYXFlMk8UkKc2Kgk +kVA== X-Gm-Message-State: AJIora+dsltp2v71fLYUTp713et+OsgPmbqqLfEPPbIbIsODQewYNzZo aT7SqADbVCWYOAjwxb35CwA= X-Google-Smtp-Source: AGRyM1uOEJOSQP8j9TP8/roH709Q04sJS0WUlYQZjIimbGXrTpjHrjdyhqebKGPKKzRWEAzGo1LxrQ== X-Received: by 2002:a17:902:ce12:b0:16b:af7d:c2a9 with SMTP id k18-20020a170902ce1200b0016baf7dc2a9mr4890825plg.63.1657300731146; Fri, 08 Jul 2022 10:18:51 -0700 (PDT) Received: from nathanxps13 ([50.54.155.70]) by smtp.gmail.com with ESMTPSA id d16-20020a17090ac25000b001ef87123615sm1883036pjx.37.2022.07.08.10.18.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Jul 2022 10:18:50 -0700 (PDT) Date: Fri, 8 Jul 2022 10:18:48 -0700 From: Nathan Bossart To: David Steele Cc: Kyotaro Horiguchi , robertmhaas@gmail.com, masao.fujii@oss.nttdata.com, pgsql-hackers@postgresql.org Subject: Re: remove more archiving overhead Message-ID: <20220708171848.GC2356733@nathanxps13> References: <20220707182251.GA2255242@nathanxps13> <20220707220716.GA2258527@nathanxps13> <20220708.105652.1551158050191356887.horikyota.ntt@gmail.com> <44dbf5e4-8eec-da56-daba-755128b3723e@pgmasters.net> <20220708165450.GA2356733@nathanxps13> <983e1c05-d479-dec3-b96e-0e5e359f5aa7@pgmasters.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <983e1c05-d479-dec3-b96e-0e5e359f5aa7@pgmasters.net> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On Fri, Jul 08, 2022 at 01:02:51PM -0400, David Steele wrote: > I think I wrote this before I'd had enough coffee. "fully persisted to > storage" can mean many things depending on the storage (Posix, CIFS, S3, > etc.) so I think this is fine. The basic_archive module is there for people > who would like implementation details for Posix. Perhaps this section should warn against reading without sufficient caffeination. :) -- Nathan Bossart Amazon Web Services: https://aws.amazon.com