From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp0 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id iNf7K5gu41/nYQAA0tVLHw (envelope-from ) for ; Wed, 23 Dec 2020 11:48:40 +0000 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp0 with LMTPS id sHj/J5gu41/NXgAA1q6Kng (envelope-from ) for ; Wed, 23 Dec 2020 11:48:40 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id DFA2E9404FC for ; Wed, 23 Dec 2020 11:48:39 +0000 (UTC) Received: from localhost ([::1]:47556 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ks2dC-0004ZN-Ne for larch@yhetil.org; Wed, 23 Dec 2020 06:48:38 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:33990) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ks2d4-0004ZE-66 for guix-devel@gnu.org; Wed, 23 Dec 2020 06:48:30 -0500 Received: from mira.cbaines.net ([212.71.252.8]:54726) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ks2d2-0002BA-JO; Wed, 23 Dec 2020 06:48:29 -0500 Received: from localhost (188.29.98.108.threembb.co.uk [188.29.98.108]) by mira.cbaines.net (Postfix) with ESMTPSA id BBDF227BC05; Wed, 23 Dec 2020 11:48:26 +0000 (GMT) Received: from capella (localhost [127.0.0.1]) by localhost (OpenSMTPD) with ESMTP id 49af6120; Wed, 23 Dec 2020 11:48:24 +0000 (UTC) References: <87wnx9wlea.fsf@gnu.org> User-agent: mu4e 1.4.13; emacs 27.1 From: Christopher Baines To: Ludovic =?utf-8?Q?Court=C3=A8s?= Subject: Re: Identical files across subsequent package revisions In-reply-to: <87wnx9wlea.fsf@gnu.org> Date: Wed, 23 Dec 2020 11:48:24 +0000 Message-ID: <877dp8bv5j.fsf@cbaines.net> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" Received-SPF: pass client-ip=212.71.252.8; envelope-from=mail@cbaines.net; helo=mira.cbaines.net X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: guix-devel@gnu.org Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: "Guix-devel" X-Migadu-Flow: FLOW_IN X-Migadu-Spam-Score: -4.43 Authentication-Results: aspmx1.migadu.com; dkim=none; dmarc=none; spf=pass (aspmx1.migadu.com: domain of guix-devel-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-devel-bounces@gnu.org X-Migadu-Queue-Id: DFA2E9404FC X-Spam-Score: -4.43 X-Migadu-Scanner: scn0.migadu.com X-TUID: N9atif89Jyk+ --=-=-= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Ludovic Court=C3=A8s writes: > The reason I=E2=80=99m looking at this is to understand how much would be= gained > in terms of bandwidth usage if we were able to avoid downloading > individual files already in the store. It would seem to be rather > encouraging. Very cool! This might help guide the implementation of using things like IPFS for substitutes. --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQKlBAEBCgCPFiEEPonu50WOcg2XVOCyXiijOwuE9XcFAl/jLohfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldDNF ODlFRUU3NDU4RTcyMEQ5NzU0RTBCMjVFMjhBMzNCMEI4NEY1NzcRHG1haWxAY2Jh aW5lcy5uZXQACgkQXiijOwuE9XcSwQ//ZuU+CJjt7sPL6qIYe/Zngp7TljLatEgW cIEPIR0n57sFeNnRvVMBe8uy/hiL6u/Dkfv7jNIXPs9JzKQY+H5AZeYlyrtV1eRe KpME4hkyZtEIx0QpVbrbu6dfuG22WlFSvYMvU0/uFn+gEJWN5am72DboNfdxWxja Aq1S6cGcvnliBzg9kkbCMPkj1TOaoLbWS9GPWn+rzfOlgg26ymRhQItxt8P3/WPV o5WQn/LBPiSUl8aAFNCsxdrag2kHks4BuBRajoHceqCZK8JyN0L28yAWSJhXqTtn s9ZqFXliy9sSwKuLddC1g66Dpx19dDg05JlTMUnRe4UQ+EZRaBRFoRqu+x2NhCd0 f8Da7jrbA+BwLcWHmk5o4b6s9EVcGJJsKr+sd3UzFj3vgFAHAer7h2xZZqM00vM6 v2Xm4ghUO9pDoD9ThoSBq3jfBfcYTCRej7x2zjW1Igr2JUuQaAgWWHXqI5Uca/Sk fuQXGy4HAb0mhETV9qw+18jPIpMhMpwp9g6dY03Ywcw3YltBnff92YJQ8F+q73vh 6VGdUtrvIp6xX1ulHMgWAvFATpFMRNrbNFBi+E5HRExhXaUeODAEFsc1UpJ4STI0 lqKDWDPYtaH4rTFWoAhfHtX+4Glg9f47QhnquJbAWlc7ECF8h6BPo0XLyDeUcscf JpTVMCt0Mw8= =olBs -----END PGP SIGNATURE----- --=-=-=--