Patent ID: 7013373
Filing Date: 2006-03-14
Classification: G06F

Abstract:
1. A method of backing up storage regions of a disk array in a computer system having a computer and said disk array that provides said storage regions used by said computer as an external storage, comprising the steps of: transmitting from said computer to said disk array a backup command accompanied by information about a first storage region having stored therein data to be backed up within said disk array and information about a second storage region into which said data to be backed up is to be stored as backup data within said disk array; backing up said data of said first storage region into said second storage region by said disk array in response to said command; sending from said computer to said disk array at least said information about said second storage region and information about backup of said first storage region; and storing, by said disk array, at least said information about said second storage region and said information about backup of said first storage region sent as above into a storage region different from said second storage region within said disk array so that both said information can be stored as management information for said backup data, and to be associated with said backup data.