Patent ID: 7849285

Claim:
A first storage system, comprising: a second storage system which has a memory device and creates a storage memory area from the memory device; a server device which is connected to the second storage system through a network and that can access the storage memory area; and a management device which is connected to the second storage system and the server device through networks and manages the storage environment, wherein the second storage system has a power control means for performing power control for each power controlled unit being formed of the storage memory area, and said power controlled unit is a unit of power control of a power supply required for operating the memory device, wherein the server device has an application for executing a task using the storage memory area, and wherein the management device is adapted to: store storage configuration information which sets the correspondence relation between the storage memory area and the power controlled unit to which the storage memory area belongs; store task management information which sets the correspondence relation between the task and the storage memory area which is used by the task when it is executed; collect conditions for the execution of the task; collect conditions for the power control; and execute the task and executing the power control according to schedule plans which are developed to satisfy conditions for the execution of the task and conditions for the power control on the basis of the storage configuration information and the task management information.