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 1tBz9p-0084fz-Gd for pgsql-docs@arkaria.postgresql.org; Fri, 15 Nov 2024 16:26:53 +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 1tBz9m-00AmDM-Rt for pgsql-docs@arkaria.postgresql.org; Fri, 15 Nov 2024 16:26:51 +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 1tByHt-00AQ20-Jg for pgsql-docs@lists.postgresql.org; Fri, 15 Nov 2024 15:31:10 +0000 Received: from mahout.postgresql.org ([2001:4800:3e1:1::227]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1tByHq-0022eQ-04 for pgsql-docs@lists.postgresql.org; Fri, 15 Nov 2024 15:31:08 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=postgresql.org; s=20171124; h=Message-ID:Date:Reply-To:Cc:From:To:Subject: MIME-Version:Content-Type:Sender:Content-Transfer-Encoding:Content-ID: Content-Description:In-Reply-To:References; bh=tzVAVmBlRh1s9ZdVEWJDYIJzou4G4UCF5eX27Bf1hfQ=; b=C69Zu9+tUHpFSNoo7aLJ+bECwG pyddJWZDBTEog6L/T4JxZBx558Dzu8EeLIZ+1QNNW+jGBOi5KZLGUW8ivaE34gh1N0ldWNUhNRX/f DMfJfoNpHx8RfpnUL3+iFjPTxGJd4l43k9lSJEjNIjxgN7QkfHeIih5B9EHrMrTtorMsSCKk4fR0s cvi7EUae+kBhm9EFweFlEVrWmLu4IqCfoA41UZjgWeUoqswaWrCYYSMkt4+Hh7caJM6UTOgys4sJP y2kyNby7ir7tgl5gxfHn/E4bWJ8CjsXTdyfb/8V/bZaFnXi8nSfAy/dkoXjNbTTL+JGE7uwUvCA5O vXrXW3RQ==; Received: from wrigleys.postgresql.org ([2a02:16a8:dc51::60]) by mahout.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1tByHo-006NkI-6C for pgsql-docs@lists.postgresql.org; Fri, 15 Nov 2024 15:31:05 +0000 Received: from localhost ([127.0.0.1] helo=wrigleys.postgresql.org) by wrigleys.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1tByHl-009K57-SQ for pgsql-docs@lists.postgresql.org; Fri, 15 Nov 2024 15:31:02 +0000 Content-Type: multipart/mixed; boundary="===============4765689487555455314==" MIME-Version: 1.0 Subject: wal_compression = on: what is the algorithm? To: pgsql-docs@lists.postgresql.org From: PG Doc comments form Cc: christophe.courtois@dalibo.com Reply-To: christophe.courtois@dalibo.com, pgsql-docs@lists.postgresql.org Date: Fri, 15 Nov 2024 15:30:59 +0000 Message-ID: <173168465965.1547981.1990746268682320616@wrigleys.postgresql.org> X-Auto-Response-Suppress: All Auto-Submitted: auto-generated List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============4765689487555455314== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 VGhlIGZvbGxvd2luZyBkb2N1bWVudGF0aW9uIGNvbW1lbnQgaGFzIGJlZW4gbG9nZ2VkIG9uIHRo ZSB3ZWJzaXRlOgoKUGFnZTogaHR0cHM6Ly93d3cucG9zdGdyZXNxbC5vcmcvZG9jcy8xNi9ydW50 aW1lLWNvbmZpZy13YWwuaHRtbApEZXNjcmlwdGlvbjoKCkluCmh0dHBzOi8vd3d3LnBvc3RncmVz cWwub3JnL2RvY3MvMTYvcnVudGltZS1jb25maWctd2FsLmh0bWwjR1VDLVdBTC1DT01QUkVTU0lP TiwKdGhlIG9wdGlvbiAib24iIGlzIG5vdCBkZXNjcmliZWQ6DQoNCuKAnFRoZSBzdXBwb3J0ZWQg bWV0aG9kcyBhcmUgcGdseiwgbHo0IChpZiBQb3N0Z3JlU1FMIHdhcyBjb21waWxlZCB3aXRoCi0t d2l0aC1sejQpIGFuZCB6c3RkIChpZiBQb3N0Z3JlU1FMIHdhcyBjb21waWxlZCB3aXRoIC0td2l0 aC16c3RkKS4gVGhlCmRlZmF1bHQgdmFsdWUgaXMgb2ZmLiDigJ0NCg0KIm9uIiB3YXMgYW4gYXZh aWxhYmxlIG9wdGlvbiBiZWZvcmUgUEcgMTUsIGFuZCBzdGlsbCBzZWVuIGluIHNvbWUgZG9jcy4N CklmIEkgdW5kZXJzdGFuZCB0aGUgY29kZSBpbiBzcmMvYmFja2VuZC91dGlscy9taXNjL2d1Y190 YWJsZXMuYywgIm9uIiBpcyB0aGUKc2FtZSBhcyAicGdseiIuIFNvIEkgc3VnZ2VzdDoNCg0K4oCc VGhlIHN1cHBvcnRlZCBtZXRob2RzIGFyZSBwZ2x6LCBsejQgKGlmIFBvc3RncmVTUUwgd2FzIGNv bXBpbGVkIHdpdGgKLS13aXRoLWx6NCkgYW5kIHpzdGQgKGlmIFBvc3RncmVTUUwgd2FzIGNvbXBp bGVkIHdpdGggLS13aXRoLXpzdGQpLiBUaGUKZGVmYXVsdCB2YWx1ZSBpcyBvZmYuICBUaGUgdmFs dWUgb24gaXMgc3lub255bSBvZiBwZ2x6LuKAnQ0KDQpJIGRpZG4ndCBzZWUgdGhpcyBkaXNjdXNz ZWQgaW4KaHR0cHM6Ly93d3cucG9zdGdyZXNxbC5vcmcvbWVzc2FnZS1pZC9mbGF0LzMwMzczMTBE LUVDQjctNEJGMS1BRjIwLTAxQzEwQkIzM0EzMyU0MHlhbmRleC10ZWFtLnJ1Cg== --===============4765689487555455314==--