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:
Feb. 08, 2022

Filed:

Jul. 31, 2019
Applicant:

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

Inventor:

John P. Wilkinson, Salisbury, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/21 (2019.01); G06F 11/14 (2006.01); G06F 16/27 (2019.01);
U.S. Cl.
CPC ...
G06F 11/1464 (2013.01); G06F 11/1458 (2013.01); G06F 11/1469 (2013.01); G06F 11/1471 (2013.01); G06F 16/219 (2019.01); G06F 16/278 (2019.01); G06F 2201/84 (2013.01);
Abstract

Various systems, processes, and products may be used to manage remote data replication. In particular implementations, a system and process for managing remote data replication may include the ability to store versions of a disk at a first site, a second site, and a third site. The version of the disk at the first site may store input/output for a host system, the version at the second site may be a synchronous replication of the version at the first site, and the third site may be an asynchronous replication of the version at the first site. The system and process may also include the ability to synchronize the version at the first site with the version at the third site if the second site is unavailable.


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