Patent ID: 6108699
Filing Date: 2000-08-22
Classification: G06F

Abstract:
A method for adding a new node to an existing cluster of a distributed computer system, wherein the existing cluster includes a plurality of existing nodes, said method comprising:the new node transmitting a reconfiguration petition message to each of the plurality of existing nodes;each of the plurality of existing nodes transmitting existing cluster configuration information to the new node and to each of the remaining of the plurality of existing nodes in response to the reconfiguration petition message;each of the plurality of existing nodes transmitting a cluster reconfiguration message specifying a proposed new cluster to the new node and to each of the remaining of the plurality of existing nodes;the new node transmitting an additional cluster reconfiguration message specifying an additional proposed new cluster to each of the plurality of existing nodes; andeach of the plurality of existing nodes and the new node each determining whether the proposed new clusters specified in the cluster reconfiguration messages are equivalent.