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:
Jul. 05, 2022
Filed:
Jun. 24, 2020
Hitachi, Ltd., Tokyo, JP;
Yoshihiro Yoshii, Cupertino, CA (US);
Tomohiro Kawaguchi, Santa Clara, CA (US);
HITACHI, LTD., Tokyo, JP;
Abstract
A storage system is connected to a backup storage system over a Storage Area Network (SAN). The backup storage system is managed by a backup server. The storage system includes a primary volume, a secondary volume configured to be mounted to a backup volume in the backup storage system and configured to be paired with the primary volume, and a processor configured to, for receipt of a backup operation request from the backup server, copy the primary volume to the secondary volume through a pair operation based on an Input/Output (I/O) between the storage system and a host computer managing the storage system, mount the secondary volume to the backup volume, and based on the I/O, copy the secondary volume to the backup volume through the SAN.