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:
Apr. 09, 2024

Filed:

Dec. 13, 2022
Applicant:

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

Inventors:

Katherine Jane Susan Robinson, Hants, GB;

Philip I Wakelin, Eastleigh, GB;

Michael D. Brooks, Southampton, GB;

Alan Hollingshead, Eastleigh, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); H04L 43/0811 (2022.01); H04L 67/101 (2022.01); H04L 67/1027 (2022.01); H04L 67/1031 (2022.01); H04L 67/1038 (2022.01); H04L 67/60 (2022.01);
U.S. Cl.
CPC ...
H04L 67/1038 (2013.01); H04L 43/0811 (2013.01); H04L 67/101 (2013.01); H04L 67/1027 (2013.01); H04L 67/1031 (2013.01); H04L 67/60 (2022.05);
Abstract

A method for intermediary client reconnection to a preferred server in a high availability server cluster. The method includes monitoring a persistent connection of a logical connection to a preferred server to identify an unavailability of the preferred server, establishing a temporary persistent connection for the logical connection to an available server to replace an unavailable preferred server, prompting attempts to reconnect to the preferred server at intervals, and providing a connection switching pool and simultaneously re-establishing a persistent connection with the preferred server for the logical connection using the connection switching pool while terminating the temporary persistent connection to the available server. The connection switching pool and a main connection pool used by the persistent connection allow for simultaneously maintaining two connections to different servers in a same server cluster for the logical connection.


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