策略克服在较高通信开销时动态负载平衡策略的缺点，有效提高分布式系统的综合性能。

When the system is in high communication overhead, the new scheme overcomes the disadvantage of dynamic load balance scheme and enhances the comprehensive properties of system effectively.

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在并行文件系统中实现客户端缓存，既能够减轻集群服务器系统的通信负载，又能有效地提高文件系统的性能。

The implementation of client caching could reduces the traffic of the cluster server system and effectively improves the performance of the parallel file system.

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