COMPUTER-READABLE RECORDING MEDIUM STORING A RESOURCE MANAGEMENT PROGRAM, RESOURCE MANAGEMENT METHOD AND INFORMATION PROCESSING DEVICE

A first information processing device includes a determination section that determines whether or not there is an unused resource in the first information processing device by referring to information indicating whether or not there is an unused resource among resources ensured by each of a plurality of information processing devices sharing resources used in processing that is to be executed in response to a request, an specifying section that specifies, when there is not the unused resource in the first information processing device, another information processing device that has ensured an unused resource by referring to the information, a request section that requests for releasing the unused resource of the specified another information processing device, and an ensuring section that ensures an unused resource released in response to a request as a resource that the first information processing device is to use.