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.:
Date of Patent:
Nov. 24, 2020
Filed:
Mar. 11, 2019
Applicant:
Hitachi, Ltd., Tokyo, JP;
Inventors:
Assignee:
HITACHI, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 3/06 (2006.01); G06F 11/08 (2006.01); G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 3/065 (2013.01); G06F 3/0619 (2013.01); G06F 3/0665 (2013.01); G06F 11/08 (2013.01); G06F 11/1448 (2013.01); G06F 11/1464 (2013.01); G06F 2201/84 (2013.01);
Abstract
According to one embodiment, a storage system includes a first storage device and a second storage device. In a case where the first storage device performs writing or updating of data on a first primary volume, the first storage device transmits the data to a second storage device based on a first replication pair. In a case where the first storage device creates or updates a second primary volume that is a snapshot of the first primary volume, the second storage device creates or updates a second secondary volume that is a snapshot of the first secondary volume configuring the first replication pair with the first primary volume.