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helo=mail.nvidia.com;", "From": "Dmitry Kozlyuk <dkozlyuk@nvidia.com>", "To": "<dev@dpdk.org>", "CC": "Anatoly Burakov <anatoly.burakov@intel.com>", "Date": "Mon, 5 Jul 2021 15:49:46 +0300", "Message-ID": "<20210705124950.902701-1-dkozlyuk@nvidia.com>", "X-Mailer": "git-send-email 2.25.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[172.20.187.5]", "X-ClientProxiedBy": "HQMAIL111.nvidia.com (172.20.187.18) To\n HQMAIL107.nvidia.com (172.20.187.13)", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "6dd7eada-2e40-4e1c-4871-08d93fb369ae", "X-MS-TrafficTypeDiagnostic": "CH2PR12MB4229:", "X-Microsoft-Antispam-PRVS": "\n <CH2PR12MB42291B08A64B8E34811AE7D9B91C9@CH2PR12MB4229.namprd12.prod.outlook.com>", "X-MS-Oob-TLC-OOBClassifiers": "OLM:5797;", "X-MS-Exchange-SenderADCheck": "1", "X-Microsoft-Antispam": "BCL:0;", "X-Microsoft-Antispam-Message-Info": "\n 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", "X-Forefront-Antispam-Report": "CIP:216.228.112.34; CTRY:US; LANG:en; SCL:1;\n SRV:;\n IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:schybrid03.nvidia.com; CAT:NONE;\n SFS:(4636009)(39860400002)(376002)(396003)(136003)(346002)(46966006)(36840700001)(36860700001)(7636003)(356005)(82310400003)(70586007)(47076005)(2906002)(86362001)(1076003)(83380400001)(5660300002)(82740400003)(70206006)(6666004)(36756003)(36906005)(6286002)(2616005)(7696005)(8676002)(316002)(186003)(6916009)(426003)(8936002)(16526019)(478600001)(336012)(26005)(55016002)(4326008);\n DIR:OUT; SFP:1101;", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "05 Jul 2021 12:50:05.3271 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n 6dd7eada-2e40-4e1c-4871-08d93fb369ae", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.112.34];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n CO1NAM11FT059.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "CH2PR12MB4229", "Subject": "[dpdk-dev] [PATCH 21.11 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": "Hugepage 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\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 | 155 +++++++++\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, 733 insertions(+), 70 deletions(-)\n create mode 100644 app/test/test_malloc_perf.c\n create mode 100644 lib/eal/linux/eal_hugepage_info.h" }