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METHOD AND SYSTEM FOR FIRMWARE ROLLBACK OF A STORAGE DEVICE IN A STORAGE VIRTUALIZATION ENVIRONMENT

  • US 20120117555A1
  • Filed: 11/08/2010
  • Published: 05/10/2012
  • Est. Priority Date: 11/08/2010
  • Status: Abandoned Application
First Claim
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1. A method for upgrading firmware in a virtualized storage environment having a first storage controller and a second storage controller, wherein each storage controller includes a first virtual machine, at least one second virtual machine and a storage device, the method comprising:

  • upgrading the current firmware of the first virtual machine in the first storage controller to a new firmware version;

    upgrading the current firmware of the second virtual machine in the first storage controller to a new firmware version;

    upgrading the current firmware of the first virtual machine in the second storage controller to a new firmware version;

    upgrading the current firmware of the second virtual machine in the second storage controller to a new firmware version; and

    rolling back the firmware version of all virtual machines in the first storage controller and all virtual machines in the second storage controller from the new firmware version of the respective virtual machine to the current firmware version of the respective virtual machine if the firmware upgrade of any of the virtual machines in either of the first storage controller or the second storage controller is not successful.

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