Patent ID: 7523149

Claim:
A system, comprising: a primary host; a peripheral memory device; a working set protection manager; wherein the working set protection manager is configured to: detect an operation performed on a data object at the primary host; store a record associated with the operation at the peripheral memory device in response to detecting the operation; and in response to a detection of a backup operation from the primary host to a secondary backup device, mark the record for deletion from the peripheral memory device; wherein the working set protection manager is further configured to provide an interface to receive configuration information including one or more of (a) an identification of one or more data objects, including the data object, for which records are to be stored at the peripheral memory device, (b) an indication of a policy for generating contents of one or more records including the record stored at the peripheral memory device, and (c) an indication of a policy for reclaiming storage at the peripheral memory device in response to a detection of insufficient space at the peripheral memory device.