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. 26, 2017

Filed:

Aug. 04, 2015
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventors:

Toshihiro Shimizu, Kawasaki, JP;

Miho Murata, Kawasaki, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 12/08 (2016.01);
U.S. Cl.
CPC ...
G06F 3/0673 (2013.01); G06F 3/061 (2013.01); G06F 3/064 (2013.01); G06F 12/08 (2013.01);
Abstract

When access to a second data block located in a second storage area occurs immediately after access to a first data block located in a first storage area, a data allocation control apparatus updates access information indicating an access sequence of the data blocks, based on identification information of the first data block and identification information of the second data block. The data allocation control apparatus determines whether to perform relocation of a first data group related to the first data block and a second data group related to the second data block, based on the access information and allocation information indicating an allocation status of the data blocks in the first storage area and the second storage area.


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