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:
Dec. 06, 2016

Filed:

Jul. 16, 2015
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Gaurav Chhaunker, Hyderabad, IN;

Bhushan P. Jain, Maharashtra, IN;

Sandeep R. Patil, Pune, IN;

Sri Ramanthan, Lutz, FL (US);

Matthew B. Trevathan, Roswell, GA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/00 (2006.01); G06F 17/00 (2006.01); G06F 17/30 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
G06F 17/3015 (2013.01); G06F 7/00 (2013.01); G06F 17/30 (2013.01); G06F 17/30091 (2013.01); G06F 17/30117 (2013.01); G06F 17/30156 (2013.01); G06F 17/30194 (2013.01); G06F 17/30377 (2013.01); H04L 67/02 (2013.01);
Abstract

A method includes receiving a request to save a first file as immutable. The method also includes searching for a second file that is saved and is redundant to the first file. The method further includes determining the second file is one of mutable and immutable. When the second file is mutable, the method includes saving the first file as a master copy, and replacing the second file with a soft link pointing to the master copy. When the second file is immutable, the method includes determining which of the first and second files has a later expiration date and an earlier expiration date, saving the one of the first and second files with the later expiration date as a master copy, and replacing the one of the first and second files with the earlier expiration date with a soft link pointing to the master copy.


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