A management apparatus includes: a data holding part that holds a function management table for storing information associating apparatus identification information identifying an expansion apparatus and function identification information for identifying a function that is set in the expansion unit; a function management part that specifies an expansion apparatus in response to an instruction to start up a virtual machine, that sets, in the expansion unit, function identification information corresponding to a function satisfying a functional requirement of the virtual machine, that sets the function satisfying the functional requirement as an internal function in the expansion unit, and that stores function identification information in the function management table; and a function setting part that determines driver software necessary for an internal function of the expansion apparatus based on function identification information set in the expansion unit.