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Composite computer system

  • US 5,974,565 A
  • Filed: 12/18/1996
  • Issued: 10/26/1999
  • Est. Priority Date: 12/20/1995
  • Status: Expired due to Term
First Claim
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1. A composite computer system for permitting access between a plurality of processors connected to each other by a communication apparatus and exclusively controlling common resources connected to said processors, said composite computer system comprising:

  • an operation supervisory unit which records operating conditions of said processors when at least one of said processors is activated or deactivated;

    an operation supervisory network which connects said processors and operation supervisory unit to each other; and

    a program condition management apparatus which records operating conditions of a plurality of programs being executed by said processors when at least one program is activated or deactivated,wherein if one of said processors is unable to access a resource common to said processors because a fault occurs in another of said processors, the one processor determines a location of the fault by obtaining operating conditions of said processors recorded in said operation supervisory unit and operating conditions of said programs recorded in said program condition management apparatus through said operation supervisory network.

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