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:
Jul. 04, 2017

Filed:

Nov. 19, 2015
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventors:

Tomohiko Muroyama, Yokohama, JP;

Tadashi Matsumura, Kawasaki, JP;

Noriyuki Yasu, Kawasaki, JP;

Motoki Sotani, Fuchu, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 12/08 (2016.01); G06F 12/0831 (2016.01);
U.S. Cl.
CPC ...
G06F 3/0625 (2013.01); G06F 3/061 (2013.01); G06F 3/0656 (2013.01); G06F 3/0689 (2013.01); G06F 12/0833 (2013.01); G06F 2212/621 (2013.01); Y02B 60/1246 (2013.01);
Abstract

When a power-saving period registered in device management information is reached, a processor of a storage control apparatus sets an operation mode of the corresponding storage device to a power-saving mode. In addition, the processor deletes identification information of data stored in a storage device whose power-saving period is registered in the device management information, from data management information in which identification information of data that could be copied to a cache from at least one access-destination storage device asynchronously with access by the host apparatus is registered.


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