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. 25, 2024

Filed:

Mar. 09, 2023
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Gang Tang, Nanjing, CN;

Hongsen Liu, Beijing, CN;

Jian Guo Liu, Beijing, CN;

Hong Jun Tu, Beijing, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 45/28 (2022.01); H04L 43/028 (2022.01); H04L 43/0811 (2022.01); H04L 43/10 (2022.01); H04L 45/00 (2022.01); H04L 69/16 (2022.01);
U.S. Cl.
CPC ...
H04L 45/28 (2013.01); H04L 43/028 (2013.01); H04L 43/0811 (2013.01); H04L 43/10 (2013.01); H04L 45/22 (2013.01); H04L 45/54 (2013.01); H04L 69/16 (2013.01);
Abstract

An embodiment detects, by a packet detection module on a first worker node, a first synchronization message (SYN) issued from a client pod on the first worker node and directed to a first server pod on a second worker node and generates a first SYN record in a connection table stored on the first worker node. The embodiment detects, by the packet detection module, a second SYN issued from the client pod and directed to the first server pod and generates a server pod status record stored in memory on the first worker node indicative of the first server pod having an unhealthy status. The embodiment identifies an available server pod having a healthy status and generates a detour routing rule in a routing table on the first worker node indicative of a revised connection in which the identified available server pod replaces the first server pod.


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