服务契约在网格计算中的应用

Application of Service Contract in Grid Computation

从市场经济模式下的网格服务模型出发,研究满足基于市场需求的网格计算为目的,先后讨论了服务契约的三个内容,首先给出粒度的概念,其次描述服务粒度化的必要性,然后阐述了服务契约的产生,最后按照企业建议的内容提出一种格式化契约的形式。该服务契约适用于作为市场模式下网格计算的服务供需双方的电子交易凭证。

With the development of grid computation technology, the distributed resource scheduling and user certification become an important subject of network service. Service contract as a solution of resource certification and distribution, which is accepted by more and more network service systems. Proceeding from the grid service model under the market economy, aiming at the grid computation based on the market requirement, three contents of service contract are discussed in this paper. At first, the concept of granulation and service granularity are offered. Secondly, it describes what is service contrast. Finally, the form of a contract format is suggested in accordance with the recommendations of the enterprise. The concept of service contract can be applied to be the E-commerce proof between the service providers and service consumers in the grid computation of the market economy.