W0211 15:52:30.928459       1 deprecated.go:66] 
==== Removed Flag Warning ======================

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

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I0211 15:52:30.929247       1 kube-rbac-proxy.go:233] Valid token audiences: 
I0211 15:52:30.930232       1 kube-rbac-proxy.go:347] Reading certificate files
I0211 15:52:30.930466       1 kube-rbac-proxy.go:395] Starting TCP socket on :8443
I0211 15:52:30.930666       1 kube-rbac-proxy.go:402] Listening securely on :8443