SHARED RISK GROUP MANAGEMENT SYSTEM, SHARED RISK GROUP MANAGEMENT METHOD, AND SHARED RISK GROUP MANAGEMENT PROGRAM

摘要

Provided are a service influence degree calculation unit 11 that calculates a service influence degree that is a degree of an influence imposed on each service by a risk factor which is likely to influence execution of the service, the service influence degree calculated for each of the risk factor, a risk factor distance calculation unit 12 that calculates a distance between risk factors for indicating a similarity between risk factors based on the service influence degree for each of the risk factors, a shared risk group determination unit 13 that determines a group of risk factors which has the distance between risk factors meeting a first condition, as a shared risk group, and a shared risk group removal determination unit 14 that determines a shared risk group meeting a second condition from the shared risk groups, as a shared risk group to be removed.