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:
Nov. 28, 2017

Filed:

May. 27, 2014
Applicant:

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

Inventors:

Charles J. Archer, Hillsboro, OR (US);

Nysal Jan K. A., Bangalore, IN;

Sameh S. Sharkawi, Cypress, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/173 (2006.01); G06F 9/48 (2006.01); G06F 9/50 (2006.01); G06F 9/54 (2006.01);
U.S. Cl.
CPC ...
G06F 9/4843 (2013.01); G06F 9/5061 (2013.01); G06F 9/546 (2013.01);
Abstract

Executing an all-to-allv operation on a parallel computer that includes a plurality of compute nodes, including: packing, by each task in an operational group of tasks, vectored contribution data from vectored storage in an all-to-allv contribution data buffer into an all-to-all contribution data buffer, wherein two or more entries in the all-to-allv contribution data buffer are different in size and each entry in the all-to-all contribution data buffer is identical in size; executing with the contribution data as stored in the all-to-all contribution data buffer an all-to-all collective operation by the operational group of tasks; and unpacking, by each task in the operational group of tasks, received contribution data from the all-to-all contribution data buffer into the vectored storage in an all-to-allv contribution data buffer.


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