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Use of multiple virtual machine monitors to handle privileged events

  • US 7,424,709 B2
  • Filed: 09/15/2003
  • Issued: 09/09/2008
  • Est. Priority Date: 09/15/2003
  • Status: Active Grant
First Claim
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1. A method comprising:

  • detecting an occurrence of one of a plurality of privileged events in a virtual machine (VM) environment having guest software and a plurality of virtual machine monitors (VMMs), wherein the plurality of VMMs is designated to handle the plurality of privileged events that cannot be handled by the guest software in the VM environment;

    determining which one of the plurality of VMMs is to handle the detected privileged event based on at least one of a characteristic of the detected privileged event or characteristics of the VMMs; and

    transitioning control to said one of the plurality of VMMs.

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