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. 07, 2021

Filed:

Mar. 26, 2019
Applicant:

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

Inventors:

Emmanuel Barajas Gonzalez, Guadalajara, MX;

Lourie Goodall, Tucson, AZ (US);

Edward Lin, Tucson, AZ (US);

Joseph M. Swingler, Phoenix, AZ (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/00 (2019.01); G06F 11/16 (2006.01); H04L 29/08 (2006.01); G06F 11/20 (2006.01); G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1662 (2013.01); G06F 11/1469 (2013.01); G06F 11/2094 (2013.01); H04L 67/1097 (2013.01);
Abstract

A method for resynchronizing data repositories in a high availability storage environment includes maintaining, in a first gateway server, a first journal that records operations that are performed for a first set of objects. The method further maintains, in a second gateway server, a second journal that records operations that are performed for a second set of objects. The method communicates, from the first gateway server to the second gateway server, any operations that are performed by the first gateway server for objects in the second set, so that these operations may be recorded in the second journal. The method further communicates, from the second gateway server to the first gateway server, any operations that are performed by the second gateway server for objects in the first set, so that these operations may be recorded in the first journal. A corresponding system and computer program product are also disclosed.


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