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Method and apparatus for migrating resources in a multi-processor computer system

  • US 6,260,068 B1
  • Filed: 06/10/1998
  • Issued: 07/10/2001
  • Est. Priority Date: 06/10/1998
  • Status: Expired due to Term
First Claim
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1. A computer system having a plurality of assignable system resources, including processors, memory and I/O circuitry, the computer system comprising:

  • an interconnection mechanism for electrically interconnecting the processors, the memory and the I/O circuitry so that each processor has electrical access to all of the memory and at least some of the I/O circuitry;

    a software mechanism for assigning the assignable system resources to a plurality of partitions, each partition including at least one processor, a portion of the memory and a portion of the I/O circuitry;

    an operating system instance running in each partition; and

    a migration mechanism for migrating one or more of the assignable system resources from one partition to another partition.

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