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:
Oct. 20, 2020

Filed:

Jul. 29, 2019
Applicant:

Hitachi, Ltd., Tokyo, JP;

Inventor:

Pablo Martinez Lerin, Waltham, MA (US);

Assignee:

HITACHI, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/50 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 9/5083 (2013.01); G06F 3/067 (2013.01); G06F 3/0617 (2013.01); G06F 3/0647 (2013.01); G06F 3/0689 (2013.01);
Abstract

In some examples, a computing device may determine an estimated available capacity at a future time for respective storage nodes of a plurality of storage nodes. The computing device may compare the estimated available capacity of a first one of the storage nodes at the future time with the estimated available capacity of a second one of the storage nodes at the future time. Based at least in part on determining that a difference between the estimated available capacity of the first storage node and the estimated available capacity of the second storage node exceeds a threshold difference, determining an amount of data to move from the first storage node. The computing device may cause data to be moved from the first storage node to cause the difference between the available capacity of the first storage node and the available capacity of the second storage node to be reduced.


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