【摘要】 首先分析了PVM消息传递的通信机制以及影响其通信效率的原因，然后介绍了一种基于主动消息技术的通信系统GAMMA。在此基础上提出了将PVM程序迁移到GAMMA的方法。更多还原

【Abstract】 First the article analyzes the communication mechanism of PVM and the factors that affect the communication efficiency, and introduces the GAMMA communication system which is based on the active message, then presents the approach of migrating the PVM program to GAMMA program.更多还原