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. 19, 2016

Filed:

May. 28, 2012
Applicant:

Takuya Araki, Tokyo, JP;

Inventor:

Takuya Araki, Tokyo, JP;

Assignee:

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/54 (2006.01); G06F 9/52 (2006.01); G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 9/544 (2013.01); G06F 9/52 (2013.01); G06F 11/1438 (2013.01); G06F 11/1479 (2013.01);
Abstract

A distributed execution system includes an output-side pipe worker that operates on a node same as an output-side worker realized by a first distributed program, and an input-side pipe worker that operates on a node same as an input-side worker realized by a second distributed program, receives output data on the output-side worker from the output-side pipe worker, and transfers it to the input-side worker, in which the output-side pipe worker acquires, from the output-side worker, output data together with a sequence number indicating an order of the output data to be transmitted to the input-side worker, acquires a restore sequence number corresponding to an execution state of the input-side worker, compares the sequence number and the restore sequence number, and does not forward, to the input-side pipe worker, the output data acquired together with the sequence number indicating the order equal to or earlier than the restore sequence number.


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