Patent ID: 7415488

Claim:
A method, comprising: receiving data modification requests each indicating one or more data or metadata modifications for a file on a storage system, wherein the storage system comprises a plurality of storage devices configured to store data and redundancy data for the file; for each of a plurality of the data modification requests: determining whether or not to save dirty file information at a file system level to track redundancy consistency information for the data modification request; in response to determining that dirty file information should be saved at the file system level for at least one of the plurality of data modification requests: saving dirty file information at the file system level, wherein the dirty file information indicates one or more portions of the file to be modified, wherein the one or more portions correspond to the indicated one or more data or metadata modifications; instructing the storage system not to apply a redundancy consistency mechanism to the one or more data or metadata modifications indicated in the at least one data modification request; and performing the indicated one or more data or metadata modifications on the storage system.