Patent ID: 7107427
Filing Date: 2006-09-12
Classification: G06F,Y10S

Abstract:
1. An area assigning method in a storage management system for managing a storage device for storing data, comprising the steps of: holding management information for managing the storage device, area assignment information for managing an area assigning state of the storage device, and history information for managing a history of area assuring and release; pursuant to an assignment request for temporarily using an area of the storage device in association with designation of an area size and a using period, calculating the size of a constantly-assigned area of the storage device previously requested, by referring to the history information; determining, based on the calculated size of the constantly-assigned area and on the designated area size, whether or not there is sufficient storage device capacity for the constantly-assigned area and for the area of the storage device requested for temporary use, for the using period which is requested for assignment; and assigning the area size designated by the request, the using period, and the area of the storage device having the area size, when the area of the storage device can be assigned as a result of the determination.