【摘要】 为解决三网融合进程推进下,海量视频点播业务呈现出的内容杂、平台多、业务量激增等特征对传统点播模式提出的巨大挑战,在分析云计算的基本架构和技术特点的基础上,结合视频点播业务的特点,利用云计算强大的计算能力和高效的海量数据处理方式,论述了云计算在视频点播系统中的应用。讨论了云系统的系统架构、工作原理,并对数据的冗余备份、心跳检测、智能节点替换、负载均衡等关键技术进行了详细阐述,为解决海量视频的流畅传播提出了一个全新的思路。更多还原

【Abstract】 With the promotion of the triple net fusion,the mass VOD emerges out some characteristics such as complicating data,multiple platforms and huge business,which make a huge challenge to the traditional on demand mode.By using the powerful computing ability and mass data efficient processing of cloud computation,the application of cloud computation in mass VOD system is discussed on the basis of analysis of the basic framework and technical characteristics of cloud computation and in combination with the characteristics of VOD service.The framework and working principle of the cloud computing system are analyzed.Some main technologies,such as redundancy backup of data,heartbeat detection,replacement of intelligent nodes and load balancing are elaborated.A new idea to make the mass video propagation smooth is put forward.更多还原