Technical Preview Features

The following features are available within HDP 2.4.3 but are not ready for production deployment. Hortonworks encourages you to explore these technical preview features in non-production environments and then provide feedback on your experiences through the Hortonworks Community Forums.

Table 1.2. Technical Previews

Apache Component	Feature
HBase and Phoenix	Introduced in a previous release: Phoenix Query Server Phoenix Query Server (PHOENIX-971) Phoenix-Spark Integration RPC Throttling Support for `init.d` scripts
Hive	Introduced in a previous release: Hive Streaming ACID support
Slider	Introduced in a previous release: Support for Docker-based application packaging (SLIDER-780)
Spark	Introduced in a previous release: GraphX SparkR Spark-HBase connector
YARN	Introduced in a previous release: Add support for network I/O isolation and scheduling for containers (YARN-2140) Add cgroup support for disk I/O isolation in NodeManager (YARN-2619)
Zeppelin	Introduced in a previous release: Zeppelin 0.6.0 Install and Manage Zeppelin with Ambari 2.2.2 Improvements to PySpark support in Zeppelin One-way Zeppelin support for SSL Zeppelin support for form-based LDAP authentication

​Technical Preview Features

Technical Preview Features