Vxworks嵌入式实时操作系统任务调度方法研究

Research on Task Scheduling Algorithm in VxWorks Embedded Real-time Operating System

介绍了Vxworks嵌入式实时操作系统内核任务调度的4种方法,针对嵌入式实时操作系统多线程实时调度的应用需求,在对Vxworks嵌入式实时操作系统调度原理与方法进行分析研究的基础上,根据指定应用环境的设计指标与方案,对Vxworks嵌入式实时操作系统系统任务调度方法进行了分析比较,通过仿真实验的方式对其性能进行测试,并得出了方法适用性的相关论断,从而为相关领域嵌入式实时操作系统的技术应用提供参考。

The four methods of kernel task scheduling in VxWorks embedded real-time operating system （RTOS） are introduced. Aiming at the application requirements of multithread real-time scheduling in VxWorks embedded RTOS, based on the analysis and research of scheduling theories and methods of VxWorks RTOS, the four system task scheduling methods in VxWorks embedded RTOS are analyzed and compared according to the design criteria and plans in required application environments, their performance are tested through simulation experiments, and the relevant conclusions of method applicability are obtained, which provide the references for technology？application in embedded RTOS field.