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.:

US 9485163 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 01, 2016

Filed:

Feb. 25, 2016
Applicant:

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

Inventors:

Justin T. Fries, Raleigh, NC (US);

Timothy M. C. McCormick, Winchester, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); H04L 12/26 (2006.01); H04L 12/24 (2006.01); H04L 29/08 (2006.01); G06F 11/20 (2006.01);
U.S. Cl.
CPC ...
H04L 43/0876 (2013.01); G06F 11/202 (2013.01); G06F 11/2048 (2013.01); H04L 41/04 (2013.01); H04L 67/141 (2013.01);
Abstract

As disclosed herein a method, executed by a computer, includes determining, by a processor, that a first node of a HA cluster is unable to communicate with a second node of the HA cluster, and initiating, by a processor, by the first node, a handshake operation with a connected client, wherein the handshake operation comprises requesting that the client determine a status of the second node and receiving, from the client, a response indicating the status of the second node. The method further includes accepting, by a processor, new requests in response to determining that the second node is unavailable, and requesting, by a processor, restoration of communications between the first node and the second node in response to determining that the second node is available. A computer system and computer program product corresponding to the above method are also disclosed herein.


Find Patent Forward Citations

Fries, Justin. (2016). Preventing split-brain scenario in a high-availability cluster (U.S. Patent No. 9485163). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9485163

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