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. 12, 2019

Filed:

Jul. 08, 2014
Applicant:

Emc Corporation, Hopkinton, MA (US);

Inventor:
Assignee:

EMC IP HOLDING COMPANY LLC, Hopkinton, MA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1458 (2013.01);
Abstract

Incrementally backing up file system hard links based on change logs is described. A system identifies a unique identifier and a file name associated with a file event in a file system. The system determines whether a change log for the file system lacks an association between the unique identifier and the file name. The system adds the file name to one of a new file name list and a deleted file name list associated with the change log in response to a determination that the change log for the file system lacks the association between the unique identifier and the file name. The system incrementally backs up the file event based on at least one of the new file name list and the deleted file name list.


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