code: func isPodManagedContainer(cinfo *cadvisorapiv2.ContainerInfo) bool {
  	podName := kubetypes.GetPodName(cinfo.Spec.Labels)
  	podNamespace := kubetypes.GetPodNamespace(cinfo.Spec.Labels)
  	managed := podName != "" && podNamespace != ""
  	if !managed && podName != podNamespace {
  		klog.Warningf(
  			"Expect container to have either both podName (%s) and podNamespace (%s) labels, or neither.",
  			podName, podNamespace)
  	}
  	return managed
  }
docs: // isPodManagedContainer returns true if the cinfo container is managed by a Pod