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Adding more nodes to your Elasticsearch cluster

When using Elasticsearch productively it is recommend to have at least 2 nodes, each running on a different machine. This adds redundancy to your Elasticsearch system and allows zero-downtime during maintenance.

The following configuration makes the nodes visible to each other.


Edit /etc/elasticsearch/elasticsearch.yml:

Configuration Task


discovery.zen.ping.unicast.hostsComma-separated list of all hosts in the cluster, e.g. ["10.1.252.52", "10.1.252.14"]


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