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.

Date of Patent:
May. 05, 2015

Filed:

Jul. 23, 2014
Applicant:

Emc Corporation, Hopkinton, MA (US);

Inventors:

Hua Zhong, San Jose, CA (US);

Dheer Moghe, Sunnyvale, CA (US);

Sazzala Venkata Reddy, Los Altos, CA (US);

Assignee:

EMC Corporation, Hopkinton, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); G06F 17/30 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30575 (2013.01); H04L 67/1095 (2013.01);
Abstract

Data replication is disclosed. Originator data subsets are redistributed among a plurality of originator nodes from an initial distribution arrangement to a new distribution arrangement. Data redistribution information is determined. The redistribution information includes identification information of the originator data subsets, identification information of originator nodes comprising the initial distribution arrangement, and identification information of originator nodes comprising the new distribution arrangement. The redistribution information is sent to a replica system comprising a plurality of replica nodes. The redistribution information is used by the replica system to redistribute corresponding replica data subsets among a plurality of replica nodes from a previously replicated arrangement to a new replicated arrangement.


Find Patent Forward Citations

Loading…