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:
Jun. 10, 2008
Filed:
Oct. 13, 2004
Subhojit Roy, Pune, IN;
Prasad Limaye, Pune, IN;
Mukul Kumar, Pune, IN;
Niranjan S. Pendharkar, Pune, IN;
Arun M. Rokade, Dombivli, IN;
Shishir S. Asgaonkar, Pune, IN;
Ashish K. Saxena, Guna, IN;
Pooja Sarda, Sikkim, IN;
Prasad K. Dharap, Pune, IN;
Anand A. Kekre, Pune, IN;
Subhojit Roy, Pune, IN;
Prasad Limaye, Pune, IN;
Mukul Kumar, Pune, IN;
Niranjan S. Pendharkar, Pune, IN;
Arun M. Rokade, Dombivli, IN;
Shishir S. Asgaonkar, Pune, IN;
Ashish K. Saxena, Guna, IN;
Pooja Sarda, Sikkim, IN;
Prasad K. Dharap, Pune, IN;
Anand A. Kekre, Pune, IN;
Symantec Operation Corporation, Cupertino, CA (US);
Abstract
A method and system for mirror storage element resynchronization in a storage virtualization device is disclosed. According to one embodiment of the present invention, a read operation on a region of a data volume is received at a first module of a first storage virtualization device where the data volume is associated with at least a first mirror storage element and a second mirror storage element, a state indicated by a bit corresponding to the region of the data volume within a first synchronization map is determined in response to receiving the read operation, the read operation is processed using the first module if the bit is determined to indicate a first state and using a second module of the first storage virtualization device if the bit is determined to indicate a second state.