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:
Jun. 26, 2018

Filed:

Jan. 16, 2015
Applicant:

Oracle International Corporation, Redwood City, CA (US);

Inventors:

Thomas Wicki, Palo Alto, CA (US);

David Smentek, Cupertino, CA (US);

Sumti Jairath, Santa Clara, CA (US);

Kathirgamar Aingaran, San Jose, CA (US);

Ali Vahidsafa, Palo Alto, CA (US);

Paul Loewenstein, Palo Alto, CA (US);

Assignee:

Oracle International Corporation, Redwood Shores, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G06F 13/40 (2006.01); G06F 11/30 (2006.01); G06F 11/22 (2006.01);
U.S. Cl.
CPC ...
G06F 13/4022 (2013.01); G06F 11/221 (2013.01); G06F 11/3027 (2013.01);
Abstract

A system is disclosed in which the system may include multiple bus switches, and multiple processors. Each processor may be coupled to each bus switch. Each processor may be configured to initiate a transfer of data to a given bus switch, and detect if a respective link to the given bus switch is inoperable. In response to detecting an inoperable link to a first bus switch, a given processor may be further configured to send a notification message to at least one other processor via at least a second bus switch and to remove routing information corresponding to the inoperable link from a first register. The at least one other processor may be configured to remove additional routing information corresponding to the inoperable link from a second register in response to receiving the notification message from the given processor.


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