Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/99310/?format=api
https://patches.dpdk.org/api/patches/99310/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20210920125302.820273-1-dkozlyuk@nvidia.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20210920125302.820273-1-dkozlyuk@nvidia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20210920125302.820273-1-dkozlyuk@nvidia.com", "date": "2021-09-20T12:52:59", "name": "[v4,0/3] eal: add memory pre-allocation from existing files", "commit_ref": null, "pull_url": null, "state": null, "archived": false, "hash": null, "submitter": { "id": 2367, "url": "https://patches.dpdk.org/api/people/2367/?format=api", "name": "Dmitry Kozlyuk", "email": "dkozlyuk@oss.nvidia.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20210920125302.820273-1-dkozlyuk@nvidia.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/99310/comments/", "check": "pending", "checks": "https://patches.dpdk.org/api/patches/99310/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id B5FB9A0548;\n\tMon, 20 Sep 2021 14:53:21 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 3553C40DF7;\n\tMon, 20 Sep 2021 14:53:21 +0200 (CEST)", "from AZHDRRW-EX02.NVIDIA.COM (azhdrrw-ex02.nvidia.com\n [20.64.145.131]) by mails.dpdk.org (Postfix) with ESMTP id 4B9C840DF5\n for <dev@dpdk.org>; Mon, 20 Sep 2021 14:53:20 +0200 (CEST)", "from NAM10-BN7-obe.outbound.protection.outlook.com (104.47.70.101)\n by mxs.oss.nvidia.com (10.13.234.37) with Microsoft SMTP Server\n (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id\n 15.2.858.15; Mon, 20 Sep 2021 05:53:19 -0700", "from MWHPR17CA0081.namprd17.prod.outlook.com (2603:10b6:300:c2::19)\n by BN6PR12MB1859.namprd12.prod.outlook.com (2603:10b6:404:ff::23)\n with Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4523.18; Mon, 20 Sep\n 2021 12:53:17 +0000", "from CO1NAM11FT033.eop-nam11.prod.protection.outlook.com\n (2603:10b6:300:c2:cafe::eb) by MWHPR17CA0081.outlook.office365.com\n (2603:10b6:300:c2::19) with Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4523.14 via Frontend\n Transport; Mon, 20 Sep 2021 12:53:17 +0000", "from mail.nvidia.com (216.228.112.32) by\n CO1NAM11FT033.mail.protection.outlook.com (10.13.174.247) with Microsoft SMTP\n Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id\n 15.20.4523.14 via Frontend Transport; Mon, 20 Sep 2021 12:53:16 +0000", "from DRHQMAIL107.nvidia.com (10.27.9.16) by HQMAIL109.nvidia.com\n (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Mon, 20 Sep\n 2021 05:53:16 -0700", "from nvidia.com (172.20.187.5) by DRHQMAIL107.nvidia.com\n (10.27.9.16) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Mon, 20 Sep\n 2021 12:53:15 +0000" ], "ARC-Seal": "i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none;\n b=CttL5gv7RQ6XwbMiRdUpBKebSr6USY1J9bNsY7X+iggo/qD6zDolgy/y8Wy9iJ1DGea8/y4tYjVnXfcQ6hQb3u4yhXHphrsZx9hNbNljjIxbh+Ab91l7+K4Suj8rCQhjc4/8441VpxEZM0dn1YlGRTIpJ/fTndMvSzBLQTJ+Ir/l5Fix84gTdhxQtQUY7GXVXuAemE0W7TEBAuPjPu1ols/SuOWPrijNUxR4aawkIjSENrTpuf/UUPmDQj4vDYLiomdmPVxaolNEiN7mrZdV6UiYaaSIx9hr759365muy+bkSBanoCab4BAKmL0K9KO0UJBvVzwtqkKiGptuIRX7cw==", "ARC-Message-Signature": "i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com;\n s=arcselector9901;\n h=From:Date:Subject:Message-ID:Content-Type:MIME-Version;\n bh=pRhjBlm0llFriNxJi9aQLbucWJPQeVJKc7MmWWd0cJI=;\n b=KngBFxJPq0qp1Isqq2/2mJiCRk+o3gUh7TNlGT34+0R3psXHSDYjXLD5mksfB3v48L4tLSZhdZtGfHjVvnXmk3g4uHxDIXp5GoyhXLDRoP/kDVO6NzvvlF7GQ9+IywmztTeuUSXAqUhU/cUSw6ffX5ipeHX/Wqo3jlbTn/cjv2G0ld1KSzt7XmbRU/bDy9IEOfaVpVpQAy0QOBKOgmjxD12lhmXuSOd3jPEz8LA1ImG5zqlMnjcnGzqls413/NMCXICOMYFkoT42pL+CDWg2zJYAptMp7I/PIQEnVkuz34+7HqlCSmRjjZ2rUXBQU0vJ9JMNw3E8///RlKyRXrjqgg==", "ARC-Authentication-Results": "i=1; mx.microsoft.com 1; spf=pass (sender ip is\n 216.228.112.32) smtp.rcpttodomain=dpdk.org smtp.mailfrom=nvidia.com;\n dmarc=pass (p=quarantine sp=none pct=100) action=none header.from=nvidia.com;\n dkim=none (message not signed); arc=none", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com;\n s=selector2;\n h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;\n bh=pRhjBlm0llFriNxJi9aQLbucWJPQeVJKc7MmWWd0cJI=;\n b=JsE6Zc2Ksw1L83rsx3P/DR6H0nqh2CvmaAPmg7w6O531l/rZwruqf4JagIwiAoZPpX5YkQkHgBJb1O8OKneDwtBIDpW454cSDvi5XSgBlt8sRGkaaiGSWd8mXilvYPmxy9p9L6yFPKmxtyWWRR77FtPOZBwgreCL1XLKv7aGCV5PAlAXYmaGfZxb4+9rcSX09AGDw2DqLnP0la5rhS9YMg0ut1UQWRBrBtbORWDwGhsXu7g1hI0boXKXNp6YnYFAAFqluWHLmbxGXpKgQChRdS0ek8Ehk0kVavBv7aIzrPxM3rt3TWgaZBq67UulaiFdc/UA5Dic3WEayCmQIU4vqw==", "X-MS-Exchange-Authentication-Results": "spf=pass (sender IP is 216.228.112.32)\n smtp.mailfrom=nvidia.com; dpdk.org; dkim=none (message not signed)\n header.d=none;dpdk.org; dmarc=pass action=none header.from=nvidia.com;", "Received-SPF": "Pass (protection.outlook.com: domain of nvidia.com designates\n 216.228.112.32 as permitted sender) receiver=protection.outlook.com;\n client-ip=216.228.112.32; helo=mail.nvidia.com;", "From": "<dkozlyuk@oss.nvidia.com>", "To": "<dev@dpdk.org>", "CC": "Anatoly Burakov <anatoly.burakov@intel.com>, Dmitry Kozlyuk\n <dkozlyuk@oss.nvidia.com>", "Date": "Mon, 20 Sep 2021 15:52:59 +0300", "Message-ID": "<20210920125302.820273-1-dkozlyuk@nvidia.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20210914103456.535427-1-dkozlyuk@nvidia.com>", "References": "<20210914103456.535427-1-dkozlyuk@nvidia.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[172.20.187.5]", "X-ClientProxiedBy": "HQMAIL105.nvidia.com (172.20.187.12) To\n DRHQMAIL107.nvidia.com (10.27.9.16)", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "4a97a77a-a343-4c6d-7b83-08d97c359dba", "X-MS-TrafficTypeDiagnostic": "BN6PR12MB1859:", "X-Microsoft-Antispam-PRVS": "\n <BN6PR12MB1859C804B9852CCDC10B490DB9A09@BN6PR12MB1859.namprd12.prod.outlook.com>", "X-MS-Exchange-Transport-Forked": "True", "X-MS-Oob-TLC-OOBClassifiers": "OLM:5797;", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam": "BCL:0;", "X-Microsoft-Antispam-Message-Info": "\n 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", "X-Forefront-Antispam-Report": "CIP:216.228.112.32; CTRY:US; LANG:en; SCL:1;\n SRV:;\n IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:schybrid01.nvidia.com; CAT:NONE;\n SFS:(4636009)(36840700001)(46966006)(8676002)(2616005)(8936002)(16526019)(2906002)(55016002)(36756003)(2876002)(4326008)(70586007)(7636003)(6916009)(70206006)(7696005)(54906003)(107886003)(82310400003)(1076003)(6666004)(47076005)(6286002)(508600001)(426003)(316002)(336012)(83380400001)(356005)(26005)(5660300002)(86362001)(36860700001)(186003);\n DIR:OUT; SFP:1101;", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "20 Sep 2021 12:53:16.9871 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n 4a97a77a-a343-4c6d-7b83-08d97c359dba", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.112.32];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n CO1NAM11FT033.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BN6PR12MB1859", "Subject": "[dpdk-dev] [PATCH v4 0/3] eal: add memory pre-allocation from\n existing files", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "From: Dmitry Kozlyuk <dkozlyuk@oss.nvidia.com>\n\nHugepage allocation from the system takes time, resulting in slow\nstartup or sporadic delays later. Most of the time spent in kernel\nis zero-filling memory for security reasons, which may be irrelevant\nin a controlled environment. The bottleneck is memory access speed,\nso for speeduup the amount of memory cleared must be reduced.\nWe propose a new EAL option --mem-file FILE1,FILE2,... to quickly\nallocate dirty pages from existing files and clean it as necessary.\nA new malloc_perf_autotest is provided to estimate the impact.\nMore details are explained in relevant patches.\n\nv4: getmntent() -> getmntent_r(), better error detection (John Levon)\nv3: fix hugepage mount point detection\nv2: fix CI failures\n\nDmitry Kozlyuk (2):\n eal/linux: make hugetlbfs analysis reusable\n app/test: add allocator performance autotest\n\nViacheslav Ovsiienko (1):\n eal: add memory pre-allocation from existing files\n\n app/test/meson.build | 2 +\n app/test/test_malloc_perf.c | 157 +++++++++\n doc/guides/linux_gsg/linux_eal_parameters.rst | 17 +\n lib/eal/common/eal_common_dynmem.c | 6 +\n lib/eal/common/eal_common_options.c | 23 ++\n lib/eal/common/eal_internal_cfg.h | 4 +\n lib/eal/common/eal_memalloc.h | 8 +-\n lib/eal/common/eal_options.h | 2 +\n lib/eal/common/malloc_elem.c | 5 +\n lib/eal/common/malloc_heap.h | 8 +\n lib/eal/common/rte_malloc.c | 16 +-\n lib/eal/include/rte_memory.h | 4 +-\n lib/eal/linux/eal.c | 28 ++\n lib/eal/linux/eal_hugepage_info.c | 158 ++++++---\n lib/eal/linux/eal_hugepage_info.h | 39 +++\n lib/eal/linux/eal_memalloc.c | 328 +++++++++++++++++-\n 16 files changed, 735 insertions(+), 70 deletions(-)\n create mode 100644 app/test/test_malloc_perf.c\n create mode 100644 lib/eal/linux/eal_hugepage_info.h", "diff": null, "prefixes": [ "v4", "0/3" ] }{ "id": 99310, "url": "