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. 01, 2019

Filed:

Jul. 14, 2017
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventor:

Hiroshi Okamoto, Kawasaki, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/14 (2006.01); G06F 16/16 (2019.01); G06F 16/11 (2019.01);
U.S. Cl.
CPC ...
G06F 11/1456 (2013.01); G06F 16/128 (2019.01); G06F 16/164 (2019.01); G06F 2201/84 (2013.01);
Abstract

A storage control device includes a processor configured to create a first snapshot corresponding to a storage area by a copy-on-write method and management information used for managing a location of a data block updated after the creation, and copy all files included in the first snapshot to a first backup area. The processor is configured to create a second snapshot and identify, on basis of the management information, a second area in a first area of the second snapshot. The first area stores therein first metadata on all of second files included in the second snapshot. The second area is updated after the creation. The processor is configured to identify updated files updated after the creation among the second files, on basis of second metadata among the first metadata. The second metadata is included in the second area and copy the updated files to a second backup area.


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Okamoto, Hiroshi. (2019). Storage control device and storage system (U.S. Patent No. 10430286). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10430286

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