Patent ID: 9104692
Filing Date: 2015-08-11
Classification: G06F

Abstract:
1. A computer program product for recording backup information for a backup of a data set, the computer program product comprising a tangible computer readable storage medium having computer readable program code embodied therein that is executable to perform operations, the operations comprising: in response to a backup operation of a data set, obtaining information of backed-up data items in the backup operation; maintaining data item entries for the backed-up data items in a data item list of the backup information for the data set; determining the backed-up data items corresponding to the data item entries in the data item list; adding to status lists non-backed-up status flags for data item entries not corresponding to the backed-up data items from the backup operations; and adding to the status lists corresponding to a previous backup operation, non-backed-up status flags to newly added data items in the data item list.