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. 12, 2017

Filed:

Dec. 31, 2013
Applicant:

Netapp, Inc., Sunnyvale, CA (US);

Inventor:

Farshid Eslami Sarab, Sunnyvale, CA (US);

Assignee:

NetApp, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01); G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1446 (2013.01); G06F 11/1435 (2013.01); G06F 11/1448 (2013.01); G06F 2201/82 (2013.01); G06F 2201/84 (2013.01);
Abstract

Various of the disclosed embodiments provide for recovery following inadvertent errors in a Log-Structured File System (LSFS). Particularly, embodiments mitigate inadvertent errors introduced by a file system consistency check operation by creating file system images at an appropriate time. The images may be stored within the portion of the file system accessible to a user. The images may be created in conjunction with the mounting of the file system and in such a fashion as to preserve the file system data should an error occur. Restoring the system to one of the images may remove any errors introduced by the consistency check, or similar, operation.


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