Modify the $METRON_HOME/config/elasticsearch.properties file to reflect your configuration:

vi $METRON_HOME/config/elasticsearch.properties

Modify the number of Storm workers if needed.

indexing.workers={{ defaults to 1 start with number of ES hosts }}
indexing.executors=0

Modify the Kafka text to reflect your configuration:

kafka.zk={{zookeeper_quorum}}
kafka.broker={{kafka_brokers}}
kafka.start=UNCOMMITTED_EARLIEST

Modify the Elasticsearch text to reflect your configuration:

{{es_master_host}}={{es_host}}
es.port=9300
es.clustername=metron