def METHOD_NAME(self):
    """
    @summary: Shuts down API server container on one K8sMasterHost server
    """
    self.shell('sudo systemctl stop kubelet')
    logging.info("Shutting down API server on backend master server hostname: {}".format(self.hostname))
    api_server_container_ids = self.shell('sudo docker ps -qf "name=apiserver"')["stdout_lines"]
    for id in api_server_container_ids:
        self.shell('sudo docker kill {}'.format(id))
    api_server_container_ids = self.shell('sudo docker ps -qf "name=apiserver"')["stdout"]
    assert not api_server_container_ids