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:
Jun. 10, 2014
Filed:
Apr. 23, 2009
Applicants:
Hironobu Inoue, Odawara, JP;
Shintaro Inoue, Odawara, JP;
Yutaka Takata, Ninomiya, JP;
Inventors:
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention intends to provide the computer system equalizing the storage capacity immediately and appropriately to multiple real logical areas dynamically providing storage capacity to virtual logical areas. This invention is the computer system which, in the process of performing the dynamic allocation of storage areas to virtual volumes in response to accesses from the higher-level device, when adding pool volumes to the pool, migrates storage areas among multiple logical areas, and maintains the balance of the storage capacity.