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LOG MESSAGE ANOMALY DETECTION

  • US 20110296244A1
  • Filed: 05/25/2010
  • Published: 12/01/2011
  • Est. Priority Date: 05/25/2010
  • Status: Active Grant
First Claim
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1. A computer-based method for detecting anomalies in a message log, comprising:

  • parsing a log message, which is stored in computer-based memory, from an unstructured text string to a structured form;

    grouping structured log messages that contain a same value of a same program variable;

    identifying one or more invariants for respective types of log message groups; and

    applying invariants to log sequences of respective log types to detect anomalies using a computer-based processor.

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