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:
Jun. 11, 2019

Filed:

Sep. 30, 2015
Applicant:

Veritas Technologies Llc, Mountain View, CA (US);

Inventors:

Jai Gahlot, Maharashtra, IN;

Amol S. Katkar, Assam, IN;

Udipta Das, Maharashtra, IN;

Pranav Peshwe, Assam, IN;

Assignee:

Veritas Technologies LLC, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/911 (2013.01); H04L 29/08 (2006.01); H04L 12/18 (2006.01); H04L 12/24 (2006.01); G06F 11/14 (2006.01); G06F 11/20 (2006.01);
U.S. Cl.
CPC ...
H04L 47/746 (2013.01); G06F 11/1425 (2013.01); G06F 11/2028 (2013.01); G06F 11/2046 (2013.01); G06F 11/2094 (2013.01); H04L 12/18 (2013.01); H04L 41/06 (2013.01); H04L 41/0806 (2013.01); H04L 41/12 (2013.01); H04L 41/5054 (2013.01); H04L 67/1095 (2013.01); H04L 67/16 (2013.01); H04L 67/288 (2013.01);
Abstract

Various methods, systems, and processes to prevent data corruption caused by a pre-existing split brain condition in a cluster are presented. In response to determining that a node is no longer part of a sub-cluster, another node in the sub-cluster is designated as a racer node. The racer node accesses a matrix, and the matrix includes information to determine whether a majority of coordination points in a cluster are accessible by nodes in the sub-cluster. Based on the accessing, a determination is made that the information indicates that the majority of coordination points are accessible by the nodes. The information is then broadcasted.


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