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Fault resilient/fault tolerant computing

  • US 6,205,565 B1
  • Filed: 05/19/1998
  • Issued: 03/20/2001
  • Est. Priority Date: 09/17/1996
  • Status: Expired due to Term
First Claim
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1. A method of handling faults in a computer system, the computer system including computing elements, controllers that provide data from data sources to the computing elements, error reporting elements and error processing elements, the method comprising:

  • intercepting a request for data by a computing element;

    transmitting the intercepted request to the controllers;

    having at least one of the controllers respond by transmitting the requested data to the computing element;

    detecting, through an error reporting element that comprises a computing element or a controller, an error condition and transmitting information about the error condition as an error message to error processing elements connected to the error reporting element, the error processing elements including at least two of the controllers, and retransmitting the error message, through at least one error processing element, to other error processing elements connected to the at least one error processing element.

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