基于i_o高效性的mapreduce系统

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1、华中科技大学硕士学位论文目录摘要.................................................................................................................IAbstract............................................................................................................II1.绪论1.1问题的提出....

2、...........................................................................................(1)1.2国内外研究现状.......................................................................................(2)1.3研究内容...............................................................

3、....................................(4)1.4文章框架结构...........................................................................................(5)2.Dumbo系统设计2.1Dumbo系统概述......................................................................................(7)2.2Hadoop简

4、介..............................................................................................(9)2.3Dumbo系统的工作流程........................................................................(12)2.4Dumbo系统的功能模块............................................................

5、............(16)2.5关键问题与难点分析.............................................................................(25)2.6小结.........................................................................................................(26)3.Dumbo系统的主要关键技术3.1Dumbo全局网络调度模块技术实现.....

6、...............................................(27)3.2Dumbo全局流水线模块技术实现........................................................(29)3.3Dumbo系统的全局I/O调度模块技术实现.........................................(30)3.4Dumbo自适应数据压缩技术实现..............................................

7、..........(31)3.5Dumbo内存管理模块技术实现............................................................(32)3.6小结.........................................................................................................(33)4.系统测试与性能分析4.1测试环境....................................

8、.............................................................(34)4.2功能测试................................................................................