W0510 14:56:21.542274       1 deprecated.go:66] 
==== Removed Flag Warning ======================

logtostderr is removed in the k8s upstream and has no effect any more.

===============================================
		
I0510 14:56:21.542735       1 kube-rbac-proxy.go:235] Valid token audiences: 
I0510 14:56:21.545075       1 kube-rbac-proxy.go:349] Reading certificate files
I0510 14:56:21.545435       1 kube-rbac-proxy.go:397] Starting TCP socket on :8443
I0510 14:56:21.545745       1 kube-rbac-proxy.go:404] Listening securely on :8443