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Method and System and Computer Program Product For Maintaining High Availability Of A Distributed Application Environment During An Update

  • US 20070061779A1
  • Filed: 09/12/2006
  • Published: 03/15/2007
  • Est. Priority Date: 09/13/2005
  • Status: Abandoned Application
First Claim
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1. A method for automatically updating Java libraries in a distributed application environment while maintaining its high availability, wherein said distributed application environment comprising multiple computers having one or more nodes connected with each other via a network, wherein application components are distributed over said multiple computer for exchanging objects in a serialized mode with each other, wherein each of said application component is running in a Java Runtime environment, wherein said Java Runtime environment provides Java libraries being used by said application component at runtime, wherein said update process comprises the steps of:

  • stopping at least a single node within said distributed application environment, updating the Java libraries of said node, and re-starting said updated node while all remaining nodes of said distributed application environment are operational and continuously exchanging at least XML serialized objects with each others, and successively repeating for each node of said distributed application environment said aforementioned steps.

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