×

Storing checkpoint file in high performance storage device for rapid virtual machine suspend and resume

  • US 9,250,827 B2
  • Filed: 02/11/2013
  • Issued: 02/02/2016
  • Est. Priority Date: 12/14/2012
  • Status: Active Grant
First Claim
Patent Images

1. A method of resuming execution of a virtual machine (VM) from a suspended state in one of a plurality of host computers each having a local cache and connected to a shared cache, said method comprising:

  • determining whether a suspended image of the VM is stored in the shared cache;

    if the suspended image of the VM is stored in the shared cache, selecting one of the host computers as a host computer for the VM and issuing a command to the selected host computer to resume execution of the VM therein; and

    if the suspended image of the VM is not stored in the shared cache, issuing a command to resume execution of the VM to one of the host computers that has the local cache in which the suspended image of the VM is stored to resume execution of the VM therein.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×