W0408 03:02:52.969992       1 deprecated.go:66] 
==== Removed Flag Warning ======================

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

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I0408 03:02:52.970511       1 kube-rbac-proxy.go:235] Valid token audiences: 
I0408 03:02:52.972852       1 kube-rbac-proxy.go:349] Reading certificate files
I0408 03:02:52.973176       1 kube-rbac-proxy.go:397] Starting TCP socket on :9154
I0408 03:02:52.973409       1 kube-rbac-proxy.go:404] Listening securely on :9154