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. 29, 2020

Filed:

Sep. 13, 2018
Applicant:

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

Inventor:

Robert W. Thompson, Austin, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/17 (2019.01); G06F 16/11 (2019.01); G06F 16/16 (2019.01); G06F 16/174 (2019.01); G06F 16/23 (2019.01); G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 16/1734 (2019.01); G06F 11/1471 (2013.01); G06F 16/122 (2019.01); G06F 16/164 (2019.01); G06F 16/1748 (2019.01); G06F 16/2365 (2019.01); G06F 16/2379 (2019.01); G06F 2201/80 (2013.01); G06F 2201/82 (2013.01);
Abstract

A method for repairing a corrupted filesystem, whereby the corrupted filesystem includes a plurality of corrupted metadata structures is provided. The method may include determining a plurality of missing metadata structures associated with the corrupted filesystem. The method may also include determining a plurality of current addresses corresponding to a plurality of valid metadata structures in a hierarchical metadata structure of the corrupted filesystem. The method may further include locating the plurality of missing metadata structures and a plurality of addresses associated with the missing metadata. The method may also include rebuilding the plurality of missing metadata structures based on the located plurality of addresses associated with the missing metadata structures, whereby the rebuilding comprises assigning the located plurality of address to the plurality of missing metadata structures and redirecting the plurality of missing metadata structures to point to a correct plurality of other metadata structures.


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