System and method for management of data based bookmarks

A data based bookmark management system, the system comprises:

• at least one storage unit communicatively connected to a processing unit, wherein the at least one storage unit including at least one logical unit number (LUN);
• a memory communicatively connected to the processing unit, the memory maintains instructions that when executed configures the system to:
• perform an analysis of a plurality of bookmarks assigned in the at least one logical unit number (LUN) of the at least one storage unit to identify at least one bookmark having an expiration time that has been reached;
• delete the identified at least one bookmark;
• determine that data referred by the deleted bookmark is not referred by at least another bookmark of the plurality of bookmarks having an expiration time that has not been reached;
• and
• remove from the at least one storage unit the data respective of the deleted at least one bookmark, upon determination that the data is not referred to by the at least another bookmark.