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Virtual computer system with dynamic resource reallocation

  • US 20020087611A1
  • Filed: 08/31/2001
  • Published: 07/04/2002
  • Est. Priority Date: 12/28/2000
  • Status: Active Grant
First Claim
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1. A virtual computer system, comprising:

  • a plurality of virtual computers operating on a physical computer having one or more CPUs;

    a load monitor for monitoring load conditions of said virtual computers from an occupation rate of said CPUs in each of said plurality of virtual computers and/or a length of queue for execution of process in each of said plurality of said virtual computers;

    a reallocation section for dynamically changing allocation of physical resources to said plurality of virtual computers; and

    a controller for searching physical resource allocation to said virtual computers based on load conditions obtained by said load monitor and for demanding reallocation to said reallocation section.

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