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