No[1][1]

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  • No[1][1]

    1. 1. 英特网数据中心概述 10/26/2007 James Blakley Director of Server Platform/EPI 优化 , 专用 , 创新
    2. 2. 2003 2007E Capital Expenditures (US$ in Millions) Amazon.com Yahoo Google 英特网数据中心的崛起 Source: Morgan Stanley, Thomson, Morningstar 0 1000 2000 3000 4000 5000 6000 MS Live eBay
    3. 3. 要成功所面临的挑战 <ul><li>如何支持指数性的不断增长 </li></ul><ul><li>如何管理大规模的系统安装 </li></ul><ul><li>如何控制资本和运营的开闸放水 </li></ul><ul><li>如何在使用环境的限定范围之内有效的实施管理 </li></ul><ul><li>如何融合新的技术 </li></ul><ul><li>如何优化处理能力和系统使用率 </li></ul>
    4. 4. Intel: 一个值得信赖的合作伙伴 <ul><li>服务器诸多元素的不断创新 </li></ul><ul><li>为 IPDC 客户进行专用设计 </li></ul><ul><li>优化的处理能力和能耗 </li></ul><ul><li>不依赖与 OEM 的特定解决方案 </li></ul>
    5. 5. Intel 与客户的团队式协作 优化 , 专用 , 创新 战略协作关系 软件优化 全新技术的 合作研发 CPU/ 主板 合作 TCO, 能耗管理 数据中心的 优化
    6. 6. Backup
    7. 7. Customer Case Study: Software Optimization (2006) <ul><li>Background </li></ul><ul><ul><li>Top IPDC player in the market </li></ul></ul><ul><ul><li>Optimized key IPDC application running on a very large cluster </li></ul></ul><ul><ul><li>Delivered best performance/watt solution </li></ul></ul><ul><ul><li>Used Intel tools to deliver performance (Compilers, VTune, etc.) </li></ul></ul><ul><ul><li>Source code mods as well as compiler driven optimization </li></ul></ul><ul><li>Gains </li></ul><ul><ul><li>Overall +17% gains vs. already well tuned code </li></ul></ul><ul><ul><ul><li>Profile guided optimizations (+5%) </li></ul></ul></ul><ul><ul><ul><li>Critical code path function inlining (+5%) </li></ul></ul></ul><ul><ul><ul><li>Core loop assembly analyzed to schedule better code (+3%) </li></ul></ul></ul><ul><ul><ul><li>Hand tune to convert indirect calls to direct (+2%) </li></ul></ul></ul><ul><ul><ul><li>Data layout improved to suit better inlining (+2%) </li></ul></ul></ul><ul><li>Critical factors for success </li></ul><ul><ul><li>Visibility to entire source code </li></ul></ul><ul><ul><li>Access to representative workloads and platforms </li></ul></ul><ul><ul><li>Ability to use profiling & other performance tools on target platforms </li></ul></ul><ul><ul><li>Create custom tools for analysis when necessary - e.g. difference of before and after profile data at module, function and assembly level </li></ul></ul>

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