Patent ID: 9292062
Filing Date: 2016-03-22
CPC Classification: G06F,Y02D

Claim Text:
1. A power supply which feeds power to virtual host computers each running a virtual machine in emulation, the virtual machine controlled by a virtualization management server, the power supply comprising: a storage device configured to store virtual host list data containing an identifier of each of the virtual host computers fed with power from the power supply; a virtual machine state acquisition unit configured to a virtual machine management unit configured to read the virtual machine management data and send a set of commands, wherein the set of commands includes: (i) a command to, in an event of a sudden power failure, shut down the virtual power source of the virtual machine specified in the virtual machine management data, and (ii) a command to shut down a physical power source of the virtual host computer running the specified virtual machine in emulation after sending the command to shut down the virtual power source, wherein the power supply is employed in a system including a virtualization management server, and the virtualization management server executes migration of the virtual machine and does not control shut down of the virtual machine.