VxWorks系统的任务调度机制.pdf

Vxworks经典论文

摘要：针对多任务系统而言，调度是指根据一定的算法．将CPU 分配给符合条件的任务使用，不同的系统任务调

度机制不同。本文介绍VxWorks系统的任务调度策略和算法．分析优先级倒置产生的原因并给出解决方案。重点阐述静

态表方式的实现方法并给出C语言程序框架。

关键词：调度；任务；优先级；倒置；静态表-VxWorks system task scheduling mechanism. PdfVxworks classic abstract: for multi-mission systems, scheduling refers to according to certain algorithms. CPU will be allocated to the mission in line with the conditions of the use of different systems task scheduling mechanism. This article describes the system VxWorks task scheduling strategies and algorithms. Analysis of priority inversion causes and gives solutions. Focuses on the static table methods realize the way and gives the fr a mework of C language programming. Key words: Scheduling　mission　priority level　inversion　static table