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:
Feb. 23, 2016

Filed:

Apr. 28, 2011
Applicants:

Jason Mars, Charlottesville, VA (US);

Robert Hundt, Palo Alto, CA (US);

Neil A. Vachharajani, San Francisco, CA (US);

Inventors:

Jason Mars, Charlottesville, VA (US);

Robert Hundt, Palo Alto, CA (US);

Neil A. Vachharajani, San Francisco, CA (US);

Assignee:

Google Inc., Mountain View, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/46 (2006.01); G06F 13/00 (2006.01); G06F 9/45 (2006.01); G06F 9/30 (2006.01); G06F 9/52 (2006.01); G06F 13/372 (2006.01); G06F 13/30 (2006.01);
U.S. Cl.
CPC ...
G06F 8/4442 (2013.01); G06F 9/30 (2013.01); G06F 9/46 (2013.01); G06F 9/526 (2013.01); G06F 13/30 (2013.01); G06F 13/372 (2013.01);
Abstract

A first indicator of a first number of cache misses to a cache memory of a multicore processor for a first application over a first time period is received. The first application executes on a first core of the processor and a second application simultaneously executes on a second core of the processor during the first time period. The first and second cores share the cache memory. A second indicator of a second number of cache misses to the cache memory for the first application over a second time period is received. During the second time period, the first application executes on the first core and the second application does not execute on the second core. A degree of contention among the first and second applications is determined based on the first and second indicators, and execution of the second application is adjusted based on the determined degree of contention.


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