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本文在概述数据中心网络的涵义、分类、基本功能等基础上,重点探析了云计算环境中数据中心网络可以采用的结构类型及其选择问题,最后分别从网络结构、路由开销、可扩展性和构建成本几个方面对不同数据中心网络结构进行了比较;以期对提高我国数据中心网络建设科学化水平、促进云计算环境中分布式存储技术的发展与完善有所贡献。
On the basis of summarizing the connotation, classification and basic functions of data center network, this paper focuses on the structure types and their selection problems that can be adopted in the data center network in cloud computing environment. Finally, from the network structure, routing overhead, scalability and Construction cost of several aspects of different data center network structure were compared; with a view to improving the scientific level of China’s data center network construction, and promote cloud computing environment, distributed storage technology development and improvement contribute.