W0421 14:57:52.921137       1 deprecated.go:66] 
==== Removed Flag Warning ======================

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

===============================================
		
I0421 14:57:52.921249       1 kube-rbac-proxy.go:532] Reading config file: /etc/kubernetes/crio-metrics-proxy.cfg
I0421 14:57:52.923785       1 kube-rbac-proxy.go:235] Valid token audiences: 
I0421 14:57:52.925205       1 dynamic_cafile_content.go:161] "Starting controller" name="client-ca::/etc/kubernetes/kubelet-ca.crt"
I0421 14:57:52.925617       1 kube-rbac-proxy.go:349] Reading certificate files
I0421 14:57:52.925930       1 kube-rbac-proxy.go:397] Starting TCP socket on :9637
I0421 14:57:52.926265       1 kube-rbac-proxy.go:404] Listening securely on :9637