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. 01, 2005
Filed:
Aug. 06, 2001
James R. Bergsten, Saratoga, CA (US);
James R. Bergsten, Saratoga, CA (US);
LSI Logic Corporation, Milpitas, CA (US);
Abstract
The present invention is directed to a system and method for optimizing establishment of mirrored data. In an aspect of the present invention, a method of tracking changes to mirrored storage system including a first storage device and a second storage device may include creating a map including at least one map entry having an identifier suitable for describing a range of addressable data blocks. The range of addressable data blocks includes at least one data block modified after operation of the first storage device is suspended. At least one of a range of addressable data blocks described by at least one map entry of the map and a number of map elements copied per establish command is specified. The map including the at least one map entry on the second storage device is stored. The map is suitable for being utilized to restore data stored on the second storage device to at least one of the first storage device and a third storage device.