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Maintaning a View of a Cluster's Membership

  • US 20080201403A1
  • Filed: 09/29/2004
  • Published: 08/21/2008
  • Est. Priority Date: 09/29/2004
  • Status: Abandoned Application
First Claim
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1. A method for maintaining a current view of a cluster'"'"'s membership in a network comprising a plurality of nodes, the method comprising the steps of:

  • maintaining a list of member nodes of the cluster; and

    updating the list in member nodes of the cluster when a modification thereto is noticed by a first node by;

    receiving a first update message from the first node in a second node of the network, wherein the second node is a neighboring node of the first node;

    thereafter, sending a second update message from the second node to at least a third node of the network to propagate the modification, wherein the third node is a neighboring node of the second node; and

    sending to the first node a first confirm message from one of the second or the third node confirming the modification.

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