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.

Patent No.:

US 9910687 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 06, 2018

Filed:

Aug. 04, 2015
Applicant:

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

Inventors:

Francisco J. Alanis, Cedar Park, TX (US);

Omar Cardona, Cedar Park, TX (US);

Shaival J. Chokshi, Round Rock, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/455 (2006.01);
U.S. Cl.
CPC ...
G06F 9/455 (2013.01); G06F 9/45533 (2013.01); G06F 9/45558 (2013.01); G06F 2009/45579 (2013.01); G06F 2009/45595 (2013.01);
Abstract

A method and technique for data flow affinity for heterogeneous virtual machines includes: connecting first and second logical partitions to a shared virtual adapter, the first logical partition having a maximum receive unit (MRU) different than a MRU of the second logical partition; responsive to receiving data by the shared virtual adapter destined for the first or second logical partitions, performing transmission control protocol (TCP) segmentation offload processing of the data by the shared virtual adapter utilizing the MRU of the first logical partition as the transmission unit for data destined for the first logical partition and utilizing the MRU of the second logical partition as the transmission unit for data destined for the second logical partition; and disabling large receive offload (LRO) processing of data by a physical adapter if either of the first or second logical partitions does not support LRO.


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