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:
Dec. 13, 2022

Filed:

May. 11, 2020
Applicant:

Nicira, Inc., Palo Alto, CA (US);

Inventors:

Bin Qian, San Jose, CA (US);

Amit Chopra, Sunnyvale, CA (US);

Dexiang Wang, Sunnyvale, CA (US);

Chen Li, Sunnyvale, CA (US);

Feng Pan, Beijing, CN;

Jianjun Shen, Palo Alto, CA (US);

Aayush Saxena, San Jose, CA (US);

Yang Ping, San Jose, CA (US);

Assignee:

NICIRA, INC., Palo Alto, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/455 (2018.01); H04L 9/40 (2022.01);
U.S. Cl.
CPC ...
G06F 9/45558 (2013.01); H04L 63/20 (2013.01); G06F 2009/4557 (2013.01); G06F 2009/45587 (2013.01); G06F 2009/45595 (2013.01);
Abstract

Certain embodiments described herein are generally directed to handling a hypervisor restart event in a distributed network system. Embodiments include receiving, by a central controller, a session identifier from a first hypervisor. Embodiments further include comparing, by the central controller, the session identifier to a stored session identifier associated with the first hypervisor. Embodiments further include determining, by the central controller based on the session identifier not matching the stored session identifier associated with the first hypervisor, that the first hypervisor has restarted. Embodiments further include updating, by the central controller, the stored session identifier associated with the first hypervisor to match the session identifier. Embodiments further include identifying, by the central controller, a second hypervisor that is associated with the first hypervisor. Embodiments further include sending, by the central controller, a notification to the second hypervisor that the first hypervisor has restarted.


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