Usage of metrics-api:
  -addr string
    	address to serve on (default ":8085")
  -cluster-domain string
    	kubernetes cluster domain (default "cluster.local")
  -controller-namespace string
    	namespace in which Linkerd is installed (default "linkerd")
  -enable-pprof
    	Enable pprof endpoints on the admin server
  -ignore-namespaces string
    	comma separated list of namespaces to not list pods from (default "kube-system")
  -kubeconfig string
    	path to kube config
  -log-format string
    	log format, must be one of: plain, json (default "plain")
  -log-level string
    	log level, must be one of: panic, fatal, error, warn, info, debug, trace (default "info")
  -metrics-addr string
    	address to serve scrapable metrics on (default ":9995")
  -prometheus-password-file string
    	file containing password for prometheus basic auth
  -prometheus-url string
    	prometheus url
  -prometheus-user-file string
    	file containing username for prometheus basic auth
  -trace-collector string
    	Enables OC Tracing with the specified endpoint as collector
  -version
    	print version and exit