Manages and validates mass ingestion specifications that you create in the Mass Ingestion tool. The Mass Ingestion Service deploys specifications and schedules the specifications to run. When a specification runs, the Mass Ingestion Service generates ingestion job statistics.

Manages the Model repository. The Model Repository Service connects to the Model repository when you create a mass ingestion specification to store the specification in the Model repository.

Manages deployed mass ingestion specifications. Connects to the Hadoop environment to ingest the data configured in the mass ingestion specification.