def power_off(self, instance, timeout=0, retry_interval=0):
        # TODO(PhilDay): Add support for timeout (clean shutdown)
        self._vmops.power_off(instance)
Power off the specified instance.
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/virt/xenapi/driver.py/XenAPIDriver.power_off