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METHOD FOR SETTING FILE ACCESS PATH FOR DISTRIBUTE FILE SYSTEM BASED ON TORUS NETWORK AND APPARATUS USING THE SAME

机译:基于Torus网络和设备的分布式文件系统文件访问路径设置方法

摘要

The present invention relates to a method for setting a file access path for a distributed file system based on a torus network that provides another path similar to the shortest path according to cases requesting an access to a file, thereby preventing file input and output performance from being limited in a maximum bandwidth of a single path. According to the present invention, the method for setting a file access path includes the steps of: obtaining layout information on a file to which a client desires to access; searching for a given data server from a plurality of data servers on the basis of the layout information and determining a file access pattern on the basis of file access location and size; and setting any one of the shortest path and a second path longer by one hop than the shortest path as an access path in consideration of the file access pattern and a bandwidth usage rate of a network address on the shortest path for the access to the given data server.
机译:本发明涉及一种用于基于环面网络为分布式文件系统设置文件访问路径的方法,该环面网络根据请求访问文件的情况提供与最短路径相似的另一路径,从而防止文件输入和输出性能的降低。被限制在单个路径的最大带宽中。根据本发明,用于设置文件访问路径的方法包括以下步骤:获得关于客户希望访问的文件的布局信息;以及根据所述布局信息从多个数据服务器中搜索给定的数据服务器,并根据文件访问位置和大小确定文件访问模式;并考虑最短路径和比最短路径长一跳的第二路径中的任何一个作为访问路径,以考虑文件访问模式和最短路径上网络地址对给定访问的带宽使用率数据服务器。

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