Patent ID: 8751768
Filing Date: 2014-06-10
Classification: G06F

Abstract:
1. A storage reclamation method comprising: performing a potential reclamation identification process, wherein the potential reclamation identification process includes determining if there is the potential for reclaiming storage resources; performing a reclamation process, wherein reclamation is performed on storage resources identified by the potential reclamation identification process as being eligible for reclamation, and wherein the storage resources correspond to free space associated with a data file; and performing a valid free space indication process, wherein a valid free space indication process includes forwarding a valid free space indication recognizable to an application as a valid free space indication in place of data contained in a storage resource reclaimed by the reclamation process when the application attempts to direct a read to the storage resource reclaimed by the reclamation process, and wherein a valid free space indication is other than a repeated zero pattern.