A computer-readable recording medium stores therein a system managing program for assisting in constructing an environment for efficiently operating a system depending on the access to data from an application. An application information collecting unit acquires management information representing access to data from an application function which is realized when a server of a network system executes an application program, and registers the acquired management information in a system management table. A system information collecting unit acquires resource management information owned by an operating system of the server, and registers the acquired resource management information in the system management table. An information analyzing unit refers to the system management table and determines whether the management of resources depending on the access to the data from the application function is adequate or not.