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:
Mar. 11, 2019
Applicant:
Hitachi, Ltd., Tokyo, JP;
Inventors:
Assignee:
HITACHI, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0631 (2013.01); G06F 3/0604 (2013.01); G06F 3/0644 (2013.01); G06F 3/0673 (2013.01);
Abstract
A storage system having a processor that provides a volume to be an object of an input/output (I/O) request and executes I/O in response to the I/O request includes a valid volume provided to be the object of the I/O request, and an invalid volume not being provided to be the object. A plurality of invalid volumes includes invalid volumes of a plurality of types of capacities. The processor selects, when a volume creation request is received, the invalid volume on the basis of capacity according to the volume creation request to convert the selected invalid volume into a valid volume, and provides the validated valid volume.