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:
Mar. 13, 2007
Filed:
Sep. 04, 2003
Vikas K. Gupta, Santa Clara, CA (US);
Ming Xu, San Ramon, CA (US);
Kedar M. Karmarkar, Sunnyvale, CA (US);
Vikas K. Gupta, Santa Clara, CA (US);
Ming Xu, San Ramon, CA (US);
Kedar M. Karmarkar, Sunnyvale, CA (US);
Veritas Operating Corporation, Mountain View, CA (US);
Abstract
Disclosed is a method and system for performing periodic replication using a log and a change map. According to one embodiment, a first region and a second region of a primary data volume are identified and a plurality of write operations to the primary data volume are tracked by tracking write operations to the first region utilizing a storage replication log and tracking write operations to the second region utilizing a storage replication change map. Thereafter, data associated with the plurality of write operations is replicated from the primary data volume to a secondary data volume utilizing at least one of the storage replication log and the storage replication change map.