W0421 15:04:59.526801       1 deprecated.go:66] 
==== Removed Flag Warning ======================

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

===============================================
		
I0421 15:04:59.527270       1 kube-rbac-proxy.go:235] Valid token audiences: 
I0421 15:04:59.528201       1 kube-rbac-proxy.go:349] Reading certificate files
I0421 15:04:59.528445       1 kube-rbac-proxy.go:397] Starting TCP socket on :8443
I0421 15:04:59.528682       1 kube-rbac-proxy.go:404] Listening securely on :8443