Abstract :
Firstly, the paper made a contrast between the current domestic and international research condition, and introduced the basic concept of fault injection and distributed system. secondly, it discussed the classification and requirements of fault injection. There are mainly three types of distributed fault, namely the memory fault, CPU fault and correspondence fault. Besides, it discussed the method of distributed software fault injection about DOCTOR and illustrated the comprehensive structure and its respective parts of DOCTOR in detail. Thirdly, it reached a conclusion about the fault model of distributed system of fault injection and its realization method.
