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.:

US 8495331 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 23, 2013

Filed:

Dec. 22, 2010
Applicants:

Shinya Matsumoto, Yokohama, JP;

Yohsuke Ishii, Yokohama, JP;

Inventors:

Shinya Matsumoto, Yokohama, JP;

Yohsuke Ishii, Yokohama, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A storage apparatus is connected via a network to a plurality of host computers requesting data writing. The storage apparatus includes: a volume creation unit for creating virtual volumes to be accessed by the host computers; an allocation unit for allocating a storage area of the storage apparatus to a data storage area of the virtual volumes in response to a data write request from the host computers; and a capacity management unit for managing the capacity of data written from the host computers; wherein the capacity management unit adds the data written from the host computers with regard to each host computer and judges whether a total value of the added data exceeds a specified threshold or not.


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Matsumoto, Shinya. (2013). Storage apparatus and storage management method for storing entries in management tables (U.S. Patent No. 8495331). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8495331

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