1. A data processing system, comprising: at least one processor; a memory; a software module reliability evaluator embodied as a plurality of instructions recordable in said memory and executable on said at least one processor, said software module reliability evaluator evaluating reliability of a designated software module corresponding to a designated state in a software module development life cycle of said designated software module, wherein said software reliability evaluator correlates historical reliability data with multiple states in said software module development life cycle of said designated software module to evaluate reliability of said designated software module; and wherein said software reliability evaluator outputs results of said evaluating reliability of said designated software module; and a degradation of service risk evaluation function which uses said results of said evaluating reliability of said designated software module to evaluate degradation of service risk for a service provided by a set of data processing resources, said set of data processing resources containing said designated software module, and output results of evaluating degradation of service risk.