a method and apparatus for managing address map information are disclosed . in one embodiment , an apparatus may comprise a processor configured to store address map changes to a first data storage medium , save the address map changes to a nonvolatile data storage medium when an abnormal power state is detected , and when the power state is no longer abnormal retrieve the last saved address map information and address map changes and update the address map information using the address map changes . the apparatus may be configured to retrieve the instructions for the processor operation over a network connection .