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. 10, 2008

Filed:

Oct. 30, 2003
Applicants:

Laurent Massoulie, Cambridge, GB;

Anne-marie Kermarrec, Rennes, FR;

Ayalvadi Jagannathan Ganesh, Cambridge, GB;

Inventors:

Laurent Massoulie, Cambridge, GB;

Anne-Marie Kermarrec, Rennes, FR;

Ayalvadi Jagannathan Ganesh, Cambridge, GB;

Assignee:

Microsoft Corporation, Redmond, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/177 (2006.01); G06F 15/173 (2006.01);
U.S. Cl.
CPC ...
Abstract

In an unstructured overlay network, each node in the network periodically tests logical network links among neighboring nodes to determine whether the links should be reorganized. A Metropolis scheme is used to determine the probability with which the links are reorganized. This probability is computed based on the change in link costs and/or node degrees that would be effected by a proposed reorganization. The Metropolis scheme tends to maintain a consistency among the degrees of the nodes, thereby providing strong failure resilience.


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