1. A method, comprising: calling, by an operationally monolithic application residing in a first program address space of an application server of a non-transitory computer-readable medium, to an application component residing in a second program address space of the non-transitory computer-readable medium; loading, by the operationally monolithic application, at least a first library upon which it depends to invoke a first method; and concurrently loading, by the application component, at least a second library upon which it depends to invoke a second method, wherein the first library is a different version of the second library.