istioctl tag set default --revision 1-8-1

  # Rollout namespace "test-ns" to update workloads to the "1-8-1" revision
  kubectl rollout restart deployments -n test-ns
`,
		SuggestFor: []string{"create"},
		Args: func(cmd *cobra.Command, args []string) error {
			if len(args) == 0 {
				return fmt.Errorf("must provide a tag for modification")
			}
			if len(args) > 1 {

	if !labels.HasCanonicalServiceName(pod.Labels) {
		fmt.Fprintf(writer, "Suggestion: add required service name label for Istio telemetry. "+
			"See %s.\n", url.DeploymentRequirements)
	}
	if !labels.HasCanonicalServiceRevision(pod.Labels) {
		fmt.Fprintf(writer, "Suggestion: add required service revision label for Istio telemetry. "+
			"See %s.\n", url.DeploymentRequirements)
	}
}