| 1. | A node fault detection algorithm in distributed parallel server
一种分布式并行服务器节点故障检测算法 |
| 2. | Fuzzy control of the information flow switching in the parallel servers
并行服务器信息流切换的模糊控制 |
| 3. | Approximate optimization thread quantity of inner communication in distributed parallel server
分布式并行服务器内部通信的近似最佳线程数 |
| 4. | And the problems must be considered in the design of the dpfs . the paper analyzes requirement we must meet when designing dpfs and presents the logic structure of dpfs
然后分析了为满足分布式并行服务器的功能需求dpfs应达到的设计目标,接着介绍了dpfs设计的总体逻辑结构。 |
| 5. | The video server with parallel architecture can extend the area of video service system , because it can disperse users " requests and reduce the local load of server and local traffic of networks
采用并行服务器体系结构可以分散用户请求、减轻服务器局部压力和网络局部流量，扩大视频应用的规模。 |
| 6. | It is used to manage data stored in the system intelligently . and the high reliability of the system can be achieved . dpfs also improved system ’ s ability of service
它用于智能地管理分布式并行服务器中的文件资源,保证系统的高度可靠性,并且提高了系统的服务能力,它是分布式并行系统的核心部件。 |
| 7. | It is an important direction to store data in a distributed server system , which is composed by several high - performance pcs connected by the high - speed lan and managed by the distributed operating system
其中一个重要的发展方向是将多台高性能的pc服务器通过高速局域网连接，在分布式并行操作系统的协调管理下构成分布式并行服务器来存储数据。 |
| 8. | Dpfs ( distributed and parallel file system ) discussed in this thesis is the core of distribute and parallel system . based on linux , dpfs is designed specifically for the distributed and parallel servers
本文所研究的分布式并行文件系统dpfs ( distributedandparallelfilesystem )便是基于linux的、专门为分布式并行服务器而设计开发的文件系统。 |
| 9. | Based on the linux for the distributed parallel servers , dpfs ( distributed parallel file system ) , one core of the distribute system , was designed to manage the data intelligently so as to get the highest performance and reliability for the system
本文研究的分布式并行文件系统dpfs ( distributedparallelfilesystem )是基于linux的、为分布式并行服务器而设计开发的数据存储系统，用于智能地管理分布式并行服务器中的文件资源。 |
| 10. | The goal we must achieve , when designing distributed parallel file system , was analyzed also . the thesis present the logic structure of dpfs , the structure and the flush strategy of the module of directory cache and its role in the read - write operation , duplicate table ' s physical and logical structure , the management and synchronization algorithm of the duplicate table , and the model and the management algorithm of the module of intelligent duplicate management . also the effects that dpfs exerts to the system reliability and the read and write performance compared to ext2 were analyzed
本文首先介绍了数据存储的发展概况与新的需求，分布式文件系统对其发展的重要影响以及设计分布式文件系统需要考虑的各种问题；然后分析了为满足分布式并行服务器的功能需求， dpfs应实现的目标；接着介绍了dpfs设计的总体逻辑结构，目录缓存管理模块的结构设计、刷新策略以及该模块在文件读写重定向中的作用，副本表的逻辑、物理结构、对其缓存的管理和同步算法的实现，以及副本智能管理的设计模型及其管理算法的设计与实现，还分析了dpfs对系统可靠性的影响以及在读写文件时与ext2文件系统性能的比较。 |
