【摘要】 通过分析目前几种虚拟计算环境的现状、特点及适用范围,针对聚合异构分散计算资源的需求,提出了一种基于框架技术的虚拟计算环境的实现方法。研究了虚拟计算环境的关键实现技术,主要包括计算平台的总体框架和服务组件,以及各个组成部分之间的关系和通信方式;并基于服务分层设计方法来优化计算服务的架构,对各服务组件进行了详细的设计,实现了虚拟计算平台系统。以地震资料数据处理为例进行了实验测试,测试结果表明,该虚拟计算框架具有一定的可行性和有效性,能够整合零散、异构的计算资源,尤其适用于性能差异明显的计算组织,为用户提供了透明的资源访问模式,提高了计算资源的利用率。更多还原

【Abstract】 To meet the demands of heterogeneous scattered computing resources.An implementation of a frame-based virtual computing environment is presented by analyzing the current situations,characteristics and application ranges of several virtual environments.At first the key implementation technology of virtual computing environment is studed including the total framework and its service module,and the relations and communication modes among them.Then the service architecture based on hierarchical design method is optimized,the service module is designed and finally a virtual computing platform is built.With the experiment on seismic data processing,the result shows that the platform is feasible and validity,it can integrate heterogeneous scattered computing resources,especially the worse ones.A trans-parent resources access mode is provided for users and the resource utilization rate is improved.更多还原