A method of allocating programs to resources is provided. The method includes generating composition management information for a plurality of resources based on management information relating to performance and capacity of each of the resources. The composition management information includes identification information for the resources used by a plurality of programs. The method also includes searching for and locating the composition management information of a resource identified by the identification information for each of the programs, based on the composition management information of the resources. The method further includes generating program information which associates composition management information of the programs and the located resource together. Furthermore, the method includes outputting information indicating that a resource abnormality has occurred with one of the programs, where the composition management information of the resource associated with the program corresponds to one or more rules for detecting a resource abnormality in the program.