Patent ID: 8024585

Claim:
A storage device management method for managing power provided to a plurality of storage devices of a computer system, the method comprising the steps of: allocating a storage area of a first storage device of the plurality of storage devices to a file which is used by a user of the computer system; registering user information of the user, the user information indicating a correspondence between the user and the first storage device in which the file is located; predicting whether access to the file has started or terminated, based on the user information and whether the user logs in to the computer system or logs out from the computer system; extracting, from the storage devices in the computer system, the first storage device in which the file is located, based on the user information; commanding that power to the first storage device be turned on, based on a result of the step of extracting, and a result of the step of predicting that access to the file has started; and commanding that power to the first storage device be turned off, based on a result of the step of extracting, and a result of the step of predicting that access to the file has terminated.