METHOD FOR COOPERATION HIERARCHICAL MANAGEMENT, SYSTEM, SUBSYSTEM CONTROLLER, AND MASS STORAGE DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a method for cooperation hierarchical management, a system, a subsystem controller, and a mass storage device.SOLUTION: A device and a method dynamically move data among hierarchies of mass storage devices in response to at least any of the mass storage devices for providing information for identifying which data is a candidate to be moved among the hierarchies.