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文章介绍了曙光3000超级服务器机群文件系统COSMOS中元数据服务器的设计与实现。针对机群文件系统对单一系统映象和可扩展性的要求,分析了机群文件系统元数据服务器基本操作的特点,找出了多个不同的元数据操作进行并行处理的可行办法,并给出了实现方案及系统性能的测试模型和测试结果。
This paper introduces the design and implementation of the metadata server of COSMOS in Dawning 3000 super server cluster file system. In view of the requirements of cluster file system for single system image and scalability, this paper analyzes the characteristics of the basic operation of cluster file system metadata server and finds out the feasible ways to process multiple metadata operations in parallel. Test models and test results to achieve solutions and system performance.