一个视频网格系统的节目调度及实现Program scheduling and implementing in a Grid-VOD system
王安福
摘要(Abstract):
采用OGSA-GT3实现一个新型VOD系统,从系统全局负载均衡和视频对象流行度两个方面讨论系统的节目调度策略,给出具体实现过程.用OptorSim网格模拟器模拟表明,该系统采用的节目调度策略大大降低了骨干网络的带宽需求,提升了整个VOD系统的服务能力.
关键词(KeyWords): 视频网格;节目调度;全局负载均衡;视频对象流行度
基金项目(Foundation): 国家自然科学基金资助项目(编号:60273077)
作者(Author): 王安福
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