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:
Aug. 01, 2017

Filed:

May. 15, 2014
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventors:

Motoyuki Kawaba, Kawasaki, JP;

Kazuichi Oe, Yokohama, JP;

Kazutaka Ogihara, Hachioji, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0611 (2013.01); G06F 3/0616 (2013.01); G06F 3/0659 (2013.01); G06F 3/0685 (2013.01);
Abstract

An apparatus is connected to a first storage and a second storage which is accessed at an access speed lower than an access speed of the first storage. The apparatus accesses each of blocks stored in the second storage, and counts, for each of the blocks, the number of accesses made for the each block. The apparatus determines, based on the number of accesses that has been counted for each of the blocks, a transfer target block that is a target which is to be transferred from the second storage to the first storage, and determines a transfer time at which transfer of the transfer target block is to be performed. The apparatus transfers the determined transfer target block to the first storage at the determined transfer time.


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