ElasticSearch Proxy container failed to bind to port 60000

Issue

• ElasticSearch pods stuck in a restart loop

• ElasticSearch Pod failed with CrashLoopBackOff

  # oc get pods -l component=elasticsearch -n openshift-logging 
  NAME                                            READY   STATUS             RESTARTS   AGE
  elasticsearch-cdm-lbq3cdmo-1-6c5db4fb98-tgkrv   2/2     Running            118        22h
  elasticsearch-cdm-lbq3cdmo-2-c54dcbf75-ksqh2    1/2     CrashLoopBackOff   173        18h
  elasticsearch-cdm-lbq3cdmo-3-7cbb49ffbd-c9zsw   2/2     Running            130        18h
  

• ElasticSearch Proxy container failed to bind to port 60000 which is already in use

  # oc logs elasticsearch-cdm-lbq3cdmo-2-c54dcbf75-ksqh2 -c proxy
  level=error msg="failed proxy to listen and serve TLS: listen tcp :60000: bind: address already in use"
  level=info msg="proxy closing: :60000"