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Redundant storage controller system with enhanced failure analysis capability

  • US 7,681,089 B2
  • Filed: 02/20/2007
  • Issued: 03/16/2010
  • Est. Priority Date: 02/20/2007
  • Status: Expired due to Fees
First Claim
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1. A method for robustly providing failure analysis information to an operator of a redundant storage controller system having first and second storage controllers in communication via an inter-controller link, the method comprising:

  • transferring from the first storage controller to the second storage controller, via the inter-controller link, information for use in analysis of a failure of the first storage controller; and

    providing, by the second storage controller, the failure analysis information to the operator;

    wherein the second storage controller performs said providing the failure analysis information to the operator before the first storage controller is rebooted.

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