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Mon, 5 Jul 2021 12:50:05 +0000 Received: from nvidia.com (172.20.187.5) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 5 Jul 2021 12:50:04 +0000 From: Dmitry Kozlyuk To: CC: Anatoly Burakov 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 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: X-MS-Oob-TLC-OOBClassifiers: OLM:5797; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.112.34; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:schybrid03.nvidia.com; CAT:NONE; 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); 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: 6dd7eada-2e40-4e1c-4871-08d93fb369ae X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.112.34]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: 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 existing files X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Hugepage allocation from the system takes time, resulting in slow startup or sporadic delays later. Most of the time spent in kernel is zero-filling memory for security reasons, which may be irrelevant in a controlled environment. The bottleneck is memory access speed, so for speeduup the amount of memory cleared must be reduced. We propose a new EAL option --mem-file FILE1,FILE2,... to quickly allocate dirty pages from existing files and clean it as necessary. A new malloc_perf_autotest is provided to estimate the impact. More details are explained in relevant patches. Dmitry Kozlyuk (2): eal/linux: make hugetlbfs analysis reusable app/test: add allocator performance autotest Viacheslav Ovsiienko (1): eal: add memory pre-allocation from existing files app/test/meson.build | 2 + app/test/test_malloc_perf.c | 155 +++++++++ doc/guides/linux_gsg/linux_eal_parameters.rst | 17 + lib/eal/common/eal_common_dynmem.c | 6 + lib/eal/common/eal_common_options.c | 23 ++ lib/eal/common/eal_internal_cfg.h | 4 + lib/eal/common/eal_memalloc.h | 8 +- lib/eal/common/eal_options.h | 2 + lib/eal/common/malloc_elem.c | 5 + lib/eal/common/malloc_heap.h | 8 + lib/eal/common/rte_malloc.c | 16 +- lib/eal/include/rte_memory.h | 4 +- lib/eal/linux/eal.c | 28 ++ lib/eal/linux/eal_hugepage_info.c | 158 ++++++--- lib/eal/linux/eal_hugepage_info.h | 39 +++ lib/eal/linux/eal_memalloc.c | 328 +++++++++++++++++- 16 files changed, 733 insertions(+), 70 deletions(-) create mode 100644 app/test/test_malloc_perf.c create mode 100644 lib/eal/linux/eal_hugepage_info.h -- 2.25.1