Installing the mapper-murmur3 plug-in

Install the mapper-murmur3 plug-in on all Elasticsearch nodes in the HCL Connections deployment.

Before you begin

This task only applies to a stand-alone Elasticsearch deployment. If you installed Elasticsearch as part of the Component Pack for Connections, skip this task.

About this task

The mapper-murmur3 plug-in provides the ability to compute a hash of field values at indexing-time and then store them in the index. Using mapper-murmur3 improves performance when running cardinality aggregations on high-cardinality and large string fields.


Install the mapper-murmur3 plug-in by running the following command:
Elasticsearch_install_path/bin/elasticsearch-plugin install mapper-murmur3