elk_master.yml

cluster.name: demo-cluster
node.name: ES001
path.data: /var/lib/elasticsearch
path.logs: /var/log/elasticsearch
network.host: [_local_, _site_]
http.port: 9200

node.master: true
node.data: false
node.ingest: false
node.ml: false
cluster.initial_master_nodes: ["ES001"]