Secondly, according to fault-tolerant scheduling theory of distributed systems,we present two different real-time distributed fault-tolerant scheduling algorithms:PPB-MFT-EDF and APB-MFT-EDF.

• 其次,根据分布系统容错调度原理,在单处理器实时调度采用EDF 算法的基础上,提出了采用不同容错技术的两种实时分布系统容错调度算法:PPB-MFT-EDF 算法和APB-MFT-EDF 算法。