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:
Feb. 02, 2021

Filed:

Jun. 28, 2019
Applicant:

Hitachi, Ltd., Tokyo, JP;

Inventors:

Shinya Matsumoto, Farmington Hills, MI (US);

Akira Yamamoto, Tokyo, JP;

Assignee:

HITACHI, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0647 (2013.01); G06F 3/067 (2013.01); G06F 3/0611 (2013.01); G06F 3/0653 (2013.01);
Abstract

In some examples, a load on a first node of a plurality of nodes, over a period of time, may be determined based at least in part on comparing a load parameter with a load threshold. When the load parameter exceeds the load threshold, one or more nodes may be randomly selected from the plurality of nodes. Furthermore, an access load to move from the first node may be determined. The access load may correspond at least partially to data access requests received from user computing devices over the period of time. In addition, at least one node from the randomly selected one or more nodes may be determined that is able to receive the access load. A portion of data may be transferred from the first node to the at least one node. For instance, the portion of data transferred may be based on the access load.


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