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METHOD AND SYSTEM FOR IMPLEMENTING MULTI-CONTROLLER SYSTEMS

  • US 20110119453A1
  • Filed: 11/19/2009
  • Published: 05/19/2011
  • Est. Priority Date: 11/19/2009
  • Status: Active Grant
First Claim
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1. A method for implementing a high-availability system that includes a plurality of controllers that each includes a shared memory, said method comprising:

  • storing in the shared memory, by each controller, status data related to each of a plurality of failure modes;

    calculating, by each controller, an availability score based on the status data associated;

    determining, by each controller, one of the plurality of controllers having a highest availability score; and

    identifying the one of the plurality of controllers having the highest availability score as a master controller.

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