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:
Dec. 02, 2025
Filed:
Jun. 09, 2023
Applicant:
Hitachi, Ltd., Tokyo, JP;
Inventors:
Takanobu Suzuki, San Jose, CA (US);
Tomohiro Kawaguchi, Santa Clara, CA;
Akiyoshi Tsuchiya, San Jose, CA;
Assignee:
HITACHI VANTARA, LTD., Yokohama, JP;
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/08 (2016.01); G06F 3/06 (2006.01); G06F 12/0808 (2016.01); G06F 12/0815 (2016.01);
U.S. Cl.
CPC ...
G06F 3/0652 (2013.01); G06F 3/0665 (2013.01); G06F 3/0683 (2013.01); G06F 3/0604 (2013.01);
Abstract
Systems and methods described herein can involve, for receipt of a write request from a server to a first storage system associated with a mounted volume having an attribute of read only or read/write, the write request processed by a second storage system, the second storage system setting the write destination of write data associated with the write request to the first storage system or the second storage system based on the attribute.