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:
Jul. 16, 2019

Filed:

Jun. 29, 2016
Applicant:

Western Digital Technologies, Inc., San Jose, CA (US);

Inventors:

Ajith Kumar Battaje, Karnataka, IN;

Tanay Goel, Chhattisgarh, IN;

Sandeep Sharma, Karnataka, IN;

Saurabh Manchanda, Bangalore, IN;

Ashish Singhai, Los Altos, CA (US);

Vijay Karamcheti, Palo Alto, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01); G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0246 (2013.01); G06F 11/1469 (2013.01); G06F 2201/805 (2013.01); G06F 2201/835 (2013.01); G06F 2201/84 (2013.01); G06F 2212/152 (2013.01); G06F 2212/214 (2013.01); G06F 2212/657 (2013.01); G06F 2212/7201 (2013.01);
Abstract

A system comprising a processor and a memory storing instructions that, when executed, cause the system to determine a first value of a first checkpoint associated with a first snapshot, receive a second value of a second checkpoint associated with a translation table entry from an additional source, determine whether the second value of the second checkpoint is after the first value of the first checkpoint, in response to determining that the second value of the second checkpoint is after the first value of the first checkpoint, retrieve the translation table entry associated with the second checkpoint from the additional source, and reconstruct the translation table using the translation table entry associated with the second checkpoint.


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