1. A method for managing resources of a processor device configured to control an automation installation, comprising: using at least one first operating system and at least one second operating system to operate the processor device, the at least one second operating system differing from the at least one first operating system; operating the at least one first operating system with at least one processor core of a plurality of processor cores of the processing device; operating the at least one second operating system with at least one other processor core of the plurality of processor cores of the processing device; freely selecting a first number of processor cores of the plurality of processor cores used to operate the at least one first operating system; and freely selecting a second number of processor cores of the plurality of processor cores used to operate the at least one second operating system.