VxWorks源码注释提到：“The VxWorks kernel provides tasking control services to an application.”这里提出了两个概念，内核和应用。套用Linux中机制和策略的概念，内核提供机制，应用决定策略。同时，这条注释也暗示了VxWorks是单内核设计的事实。-VxWorks source NOTE mentioned:　. The VxWorks kernel provides tasking control services to an application　This raises two concepts, kernel and applications. Apply the concept of Linux in mechanisms and policies, the kernel provides a mechanism, it decided to apply the policy. At the same time, this comment also hints VxWorks is the fact that single-core design.