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MIGRATING VIRTUAL MACHINES ACROSS NETWORK SEPARATED DATA CENTERS

  • US 20120042033A1
  • Filed: 08/13/2010
  • Published: 02/16/2012
  • Est. Priority Date: 08/13/2010
  • Status: Active Grant
First Claim
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1. A method for migrating a virtual machine across network separated data centers, comprising:

  • synchronizing a first storage system associated with a first data center with a second storage system associated with a second data center via a storage system link;

    migrating a minimal state of the virtual machine from a first computer in the first data center to a second computer in the second data center via a network link;

    starting the virtual machine in the second computer based on the minimal state; and

    terminating the storage system link.

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