The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 11, 2008
Filed:
Jun. 30, 2003
Applicant:
R. Hugo Patterson, Mountain View, CA (US);
Inventor:
R. Hugo Patterson, Mountain View, CA (US);
Assignee:
Data Domain, Inc., San Mateo, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01); G06F 12/00 (2006.01); G06F 17/00 (2006.01); G06F 7/00 (2006.01); G06F 13/00 (2006.01); G06F 13/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for different embodiments of incremental garbage collection of data in a secondary storage. In one embodiment, a method comprises locating blocks of data in a log that are referenced and within a range at a tail of the log. The method also includes copying the blocks of data that are referenced and within the range to an unallocated segment of the log.