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:
Apr. 14, 2020
Filed:
Apr. 22, 2018
Applicant:
Nicira, Inc., Palo Alto, CA (US);
Inventors:
Amar Padmanabhan, Menlo Park, CA (US);
Jeremy Stribling, San Francisco, CA (US);
W. Andrew Lambeth, San Mateo, CA (US);
Natasha Gude, Palo Alto, CA (US);
Assignee:
NICIRA, INC., Palo Alto, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/24 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
H04L 41/082 (2013.01); H04L 67/34 (2013.01);
Abstract
A method for upgrading a set of controller nodes in a controller cluster that manages a plurality of forwarding elements in a way that minimizes dataplane outages. The method of some embodiments upgrades the control applications of a subset of the controller nodes before upgrading a decisive controller node. Once the decisive controller node is upgraded, the method switches the controller cluster to use a new version of the control applications.