网格作为一种新的分布式异构计算平台,其目的是要实现Internet范围内的资源共享和协同计算。网格任务调度作为网格计算的核心技术,其算法性能的优劣对系统整体运行效率有重要的影响。对现有的基于元任务的网格任务调度算法,包括传统的网格任务调度算法和启发式智能网格任务调度算法进行了分析和总结,最后对网格任务调度的主要发展方向和研究中存在的问题进行了阐述。 Grid as a new distributed heterogeneous computing platform, the purpose is to achieve Internet-wide resource sharing and collaborative computing. As the core technology of grid computing, grid task scheduling plays an important role in the overall system efficiency. This paper analyzes and summarizes the existing grid task scheduling algorithms based on meta-tasks, including the traditional grid task scheduling algorithm and the heuristic intelligent grid task scheduling algorithm. Finally, Existing problems are described.