1. An information processing device comprising: a configuration storage unit that stores constituent element identification information for specifying a plurality of constituent elements included in an information processing system, in association with type information indicating types of each of constituent elements, and in association with the constituent element identification information of another constituent element related to the constituent element and the type information of the another constituent element; a rule storage unit that stores, for each piece of the type information, the type information of the another constituent element, which element is influenced when failures occur in the constituent element corresponding to the type information, in association with influence information indicating a content of the influence; and an availability prediction model generation unit that generates an availability prediction model for predicting availability of the information processing system, on the basis of information stored in the configuration storage unit and information stored in the rule storage unit.