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Prepare to install

Before installing Ranger, you have to make sure that the cluster meets the following requirements:

  • The Arenadata Hadoop cluster version 2.1.3 or higher is installed and configured.

  • It’s recommended to store audits in both HDFS and Solr. The default configuration for Ranger Audits in Solr uses a shared Solr instance.

  • When using an external DBMS to store metadata, a MySQL database instance used by Ranger should be started and available. The Ranger installer will create two new users (default names: rangeradmin and rangerlogger) and two new databases (default names: ranger and ranger_audit).

  • One of the following authentication types is configured:

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