This paper proposes an analysis of chech cycle for the impact of system performance in fault-tolerant system of forward recovery using checkpointing.

• 对采用向前恢复检测点机制的容错系统中检测周期对实时系统性能影响进行了分析，为采用该机制的实时系统设计中合理地选择检测点提供了依据。