摘要： 内核封锁粒度在很大程度上决定了实时系统的性能。该文说明了实时微内核操作系统在内核封锁粒度方面存在的问题，分析了两种已有处理方法的弊端，提出了一种改进的方法和它的变体。

关键词: 实时, 微内核, 操作系统, 内核封锁粒度

Abstract: Resolution of kernel affects the performance of real-time system to a great extent. This paper explains the problem about the resolution of real-time micro kernel operating system firstly, analyzes the disadvantages of two existing approaches to the problem, and at last introduces an improved approach and its variation.

中图分类号: 

• TP316