Patent ID: 8280851
Filing Date: 2012-10-02
Classification: G06F

Abstract:
1. An article of manufacture comprising computer readable storage medium including code executed to communicate with a file system and a backup storage, and to perform operations, the operations comprising: communicating with a plurality of client computers over a network; receiving from the client computers files from file systems in the client computers to backup; maintaining backup images of backup files comprising backup copies of source files from the file systems of the client computers in the backup storage, wherein real time file system operations are performed on the source files in the file systems; applying a policy to the backup files in the backup image in one of the maintained backup images to determine backup files satisfying a policy criteria; preparing a list indicating the determined backup files satisfying the policy criteria; accessing the source files in the file system from which the determined backup files indicated in the list were copied; checking the policy against the accessed source files to determine accessed source files satisfying the policy criteria; and applying a deferred operation indicated in the applied policy to the determined accessed source files in the file system determined to satisfy the policy criteria.