Patents by Inventor Frank J. Mangione

Frank J. Mangione has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Dynamic quorum adjustment
    Patent number: 6904448
    Abstract: In a multinode data processing system capable of partitioning operations a method is provided for adding nodes to a configuration of nodes in a manner which node quorums are employed but in which two quorum values (ideal and enforced) are employed and in which old nodes using a given file system are distinguished from new nodes. The method prevents even the transient use of inappropriate quorum values.
    Type: Grant
    Filed: December 20, 2001
    Date of Patent: June 7, 2005
    Assignee: International Business Machines Corporation
    Inventors: Eugene Johnson, Radha R. Kandadai, Frank J. Mangione
  • Dynamic quorum adjustment
    Publication number: 20030120715
    Abstract: In a multinode data processing system capable of partitioning operations a method is provided for adding nodes to a configuration of nodes in a manner which node quorums are employed but in which two quorum values (ideal and enforced) are employed and in which old nodes using a given file system are distinguished from new nodes. The method prevents even the transient use of inappropriate quorum values.
    Type: Application
    Filed: December 20, 2001
    Publication date: June 26, 2003
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Eugene Johnson, Radha R. Kandadai, Frank J. Mangione