Distributed processing system with replicated management information base

  • US 6,411,967 B1
  • Filed: 06/18/1999
  • Issued: 06/25/2002
  • Est. Priority Date: 06/18/1999
  • Status: Expired due to Term
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First Claim
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1. A system for communicating information among nodes of a network, the system including:

  • A. a replicated management information data base with columns containing information to be shared among nodes and a row for each node that is to share the information, the nodes sharing the information being members and each member node maintaining a view of the data base;

    B. row updating means changing a row of the data base, the updating means allowing each member node to make changes to the corresponding row and associating a row version number with the changes made to the row by the member node;

    C. update messaging means for providing, when changes are made by the member node to the corresponding row in the data base, a message that contains the changes and identifies the row to which the changes were made; and

    D. updating means for updating the views, the updating means including in a given view the changes made to the row and the associated row version number by the corresponding member node.

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