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.

Date of Patent:
Dec. 20, 2016

Filed:

Aug. 06, 2013
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventors:

Sugio Watanabe, Kawasaki, JP;

Atsushi Tabei, Yokohama, JP;

Hideaki Takahashi, Yokohama, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/14 (2006.01); G06F 3/06 (2006.01); G06F 12/00 (2006.01);
U.S. Cl.
CPC ...
G06F 12/1483 (2013.01); G06F 3/0607 (2013.01); G06F 3/067 (2013.01); G06F 3/0635 (2013.01); G06F 3/0647 (2013.01); G06F 12/14 (2013.01);
Abstract

An information processing apparatus is configured to make access to a storage device via a first path. A virtualization control apparatus is configured to control access to a virtual storage device via a second path, where the virtual storage device is provided by virtualizing the storage device. The virtualization control apparatus sends an identifier of the storage device in response to a query from the information processing apparatus which requests information about a storage space that is accessible via the second path. The information processing apparatus incorporates the second path as an inactive standby path when the identifier received as a response to the query matches with an identifier of the storage device accessible via the first path.


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