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. 12, 2016

Filed:

Jul. 21, 2014
Applicant:

Sandisk Enterprise Ip Llc, Milpitas, CA (US);

Inventors:

Brian W. O'Krafka, Austin, TX (US);

Tomy A. Cheru, Kerala, IN;

Manavalan Krishnan, Fremont, CA (US);

John Busch, Cupertino, CA (US);

Assignee:

SANDISK TECHNOLOGIES LLC, Plano, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01); G06F 12/08 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0873 (2013.01); G06F 17/30327 (2013.01); G06F 17/30961 (2013.01);
Abstract

A computer system detects a request to access a first data object stored in a tiered data structure that includes internal nodes and leaf nodes. In response to detecting the request, the computer system determines whether the first data object is stored in a cache that includes a plurality of data objects from the tiered data structure that are stored separately from their corresponding leaf node in the cache. When the first data object is stored in the cache, the computer system returns the first data object from the cache and when the first data object is not stored in the cache, the computer system traverses the tiered data structure to a leaf node that includes the first data object and returns the first data object from the leaf node for the first data object in the tiered data structure.


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