1. A system, comprising: a plurality of nodes, wherein each node comprises an active device and a memory subsystem coupled to the active device; wherein an active device included in one of the plurality of nodes includes a memory management unit configured to receive a virtual address generated within that active device and to responsively output a global address and information identifying a translation function; wherein the memory subsystem in the one of the plurality of nodes is configured to apply the translation function identified in the information to the global address to generate a local physical address.