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.:
Date of Patent:
Aug. 27, 2013
Filed:
Mar. 29, 2011
Prashanth Prahalad, Bellevue, WA (US);
David M. Kruse, Kirkland, WA (US);
Mathew George, Bellevue, WA (US);
James T. Pinkerton, Sammamish, WA (US);
Thomas E. Jolly, Redmond, WA (US);
Prashanth Prahalad, Bellevue, WA (US);
David M. Kruse, Kirkland, WA (US);
Mathew George, Bellevue, WA (US);
James T. Pinkerton, Sammamish, WA (US);
Thomas E. Jolly, Redmond, WA (US);
Microsoft Corporation, Redmond, WA (US);
Abstract
Described are embodiments directed at providing a witness service that sends notifications with a resource state to clients. Embodiments provide a protocol that includes various messages for registering and receiving notifications regarding the state of a resource. The protocol may include a message for requesting node information from a first node in a cluster. The node information identifies nodes in the cluster that provide a witness service, which monitors a resource. The protocol includes a message that is used to register with the witness service for notifications regarding a state, or state change, of a network or cluster resource. The protocol also includes messages for sending notifications with state information of the resource.