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Thu, 3 Dec 2020 11:48:26 +0000 Received: from TYAP286MB0185.JPNP286.PROD.OUTLOOK.COM (10.152.248.59) by HK2APC01FT054.mail.protection.outlook.com (10.152.249.28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3632.17 via Frontend Transport; Thu, 3 Dec 2020 11:48:26 +0000 X-IncomingTopHeaderMarker: OriginalChecksum:A215D47A707979B95B535D707D7D8AC8E00C0655FE0CE3B0FECF7B1260729C47; UpperCasedChecksum:978E15A81DEF47158C5C6A6BAE9875DC618987938490518E41C6E92669079A6E; SizeAsReceived:8778; Count:47 Received: from TYAP286MB0185.JPNP286.PROD.OUTLOOK.COM ([fe80::d802:80c9:f6bd:1fbb]) by TYAP286MB0185.JPNP286.PROD.OUTLOOK.COM ([fe80::d802:80c9:f6bd:1fbb%8]) with mapi id 15.20.3632.017; Thu, 3 Dec 2020 11:48:26 +0000 From: =?utf-8?B?5a6L5paH5q2m?= To: Ludovic =?utf-8?Q?Court=C3=A8s?= Subject: Re: [bug#45018] [PATCH 0/6] Process and connection reuse for substitutions References: <20201203101314.10842-1-ludo@gnu.org> Date: Thu, 03 Dec 2020 19:48:49 +0800 In-Reply-To: <20201203101314.10842-1-ludo@gnu.org> ("Ludovic =?utf-8?Q?Cou?= =?utf-8?Q?rt=C3=A8s=22's?= message of "Thu, 3 Dec 2020 11:13:14 +0100") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-TMN: [d6U0K1ZjTWd3aTp36D91pS/Ja8fGZBQqDCQZgfB+ZSQIYaGLzzvbTwk91Bk09eDp] X-ClientProxiedBy: SJ0PR05CA0066.namprd05.prod.outlook.com (2603:10b6:a03:332::11) To TYAP286MB0185.JPNP286.PROD.OUTLOOK.COM (2603:1096:404:8038::14) X-Microsoft-Original-Message-ID: <87y2ifaz4u.fsf@outlook.com> MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost (2409:8a62:37c:2f0:2f1:f5ff:fe18:6bb) by SJ0PR05CA0066.namprd05.prod.outlook.com (2603:10b6:a03:332::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3654.5 via Frontend Transport; Thu, 3 Dec 2020 11:48:25 +0000 X-MS-PublicTrafficType: Email X-IncomingHeaderCount: 47 X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-Correlation-Id: 36bfdf5c-7f79-42c7-1644-08d897815874 X-MS-TrafficTypeDiagnostic: HK2APC01HT060: X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: vVX7iVJjIYwlmzYkcwXz0hGSIUPXltofs6Xx0qz/YeyNJo6AkewNrGwBUs8IVCfWf6oyYCub5mrPLDkWjgmDuMhknA7H2OW7zw5Rg1S1iv8lJrOyrYY253r3Vsg4zi0BXNB+9xnZrYSkw9X7bQTAnSw/M3+/Lkn04nYe3oOsnt8UmFiYax6vI6SUCyxAfA0x7UmNSBVH5DJ4n8SaHiXMHg== X-MS-Exchange-AntiSpam-MessageData: 38bwLpVqzqGhha9ZkiSMwy5M/tFs5a+jjWGioHY/yhxpHNPq+aYgadD4EHZE3jZ7qSK+YY0ryMoSPy+xK0LsyhDF93t6nbK41e4cSbVgQvUkg2qhXMlFoQrCPXOxxIemHHfX1RcO4b0KvWz9Us/n16QvpCDrocVuhRsU4F6gQ8wefIqwH5KBVqq1iF0NIZhW67Ip6qcLBAFuumCPR5znqw== X-OriginatorOrg: outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 36bfdf5c-7f79-42c7-1644-08d897815874 X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Dec 2020 11:48:26.6788 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa X-MS-Exchange-CrossTenant-AuthSource: HK2APC01FT054.eop-APC01.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: Internet X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-Transport-CrossTenantHeadersStamped: HK2APC01HT060 X-Spam-Score: -0.0 (/) X-Debbugs-Envelope-To: 45018 X-Mailman-Approved-At: Thu, 03 Dec 2020 10:34:30 -0500 Cc: 45018@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) Ludovic Court=C3=A8s writes: > Hi Guix! > > The attached patches optimize substitute downloads by: (1) keeping > a single =E2=80=98guix substitute=E2=80=99 process for all the substitute= s (instead > of respawning a new one each time a store item is substituted), and > (2) reusing connections to substitute servers in between substitutions. > ... > Anyway, I think it=E2=80=99s a welcome improvement, especially when > downloading lots of stuff such as during the initial system installation. > Plus, there are more deletions than insertions. :-) > > Thoughts? I think this will definitely help my unstable internet connections and slow hdd, thank you!