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:
Apr. 23, 2019

Filed:

Oct. 30, 2015
Applicant:

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

Inventors:

Lei Chen, Shanghai, CN;

Yue Hu, Shanghai, CN;

Jun Wei Zhang, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30321 (2013.01); G06F 17/30545 (2013.01);
Abstract

In an approach for processing a data block, a processor determines a first performance index of a first data node, wherein a first copy of the data block is stored on the first data node, wherein the first copy of the data block is a portion included in a data object. A processor determines a second performance index of a second data node, wherein a second copy of the data block is stored on the second data node. A processor processes the first copy of the data block using a MAP algorithm in response to the first performance index being greater than, according to a predefined threshold, the second performance index. A processor generates a processed result of the data object using a REDUCE algorithm based on, at least, the processed first copy of the data block.


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