@Override
  public void startRegionServer(String hostname, int port) throws IOException {
    LOG.info("Starting RS on: {}", hostname);
    clusterManager.start(ServiceType.HBASE_REGIONSERVER, hostname, port);
  }
Returns a ClusterStatus for this HBase cluster
hbase-it/src/test/java/org/apache/hadoop/hbase/DistributedHBaseCluster.java