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:
Apr. 09, 2013

Filed:

Nov. 26, 2008
Applicants:

Madanlal Musuvathi, Redmond, WA (US);

Daniel Marino, West Hollywood, CA (US);

Satish Narayanasamy, Ann Arbor, MI (US);

Inventors:

Madanlal Musuvathi, Redmond, WA (US);

Daniel Marino, West Hollywood, CA (US);

Satish Narayanasamy, Ann Arbor, MI (US);

Assignee:

Microsoft Corporation, Redmond, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/44 (2006.01);
U.S. Cl.
CPC ...
Abstract

This document describes a dynamic data race detector that utilizes adaptive sampling techniques. The adaptive sampling techniques include locating threads during execution of a multi-threaded program and identifying thread-specific hot paths, thread-specific cold paths and lockset paths during execution of the program. Once these paths are identified, they are sampled, potentially at different rates. Any information gained during the sampling may be stored in a data race log, which a developer may use to correct any identified program bugs.


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