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Proactive clustered database management

  • US 6,947,957 B1
  • Filed: 06/20/2002
  • Issued: 09/20/2005
  • Est. Priority Date: 06/20/2002
  • Status: Expired due to Fees
First Claim
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1. A method of detecting and responding to a potential fault of a database management system operating in a clustered environment, the database management system including a log of diagnostic information related to the status of the database management system, the method comprising the steps of:

  • monitoring, at predetermined intervals, the log of diagnostic information for at least one of a plurality of predefined conditions, occurring anywhere in the clustered environment, the conditions being related to a potential fault of the database management system;

    detecting, before a fault of the database management system occurs, the presence of at least one of the predefined conditions in the log; and

    responding to the detected predefined condition with a corresponding action, wherein said corresponding action includes providing a fail-over from a first node in the clustered environment to a second node in the clustered environment before a fault of the database management system occurs.

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