Technical Preview Features

The following features are available within HDP 2.4.0, but are not ready for production deployment. We encourage you to explore these technical preview features in non-production environments and provide feedback on your experiences through the Hortonworks Community Forums.

Table 1.2. Technical Previews

Component	Feature
HBase and Phoenix	Phoenix Query Server Phoenix Query Server (PHOENIX-971) Phoenix-Spark Integration RPC Throttling Support for `init.d` scripts
Hive	Hive Streaming ACID support
Slider	Support for Docker-based application packaging (SLIDER-780)
Spark	GraphX SparkR Zeppelin
YARN	Add support for network I/O isolation/scheduling for containers (YARN-2140) NodeManager: add cgroup support for disk I/O isolation (YARN-2619) Spark-ATS integration (BUG-49244)
Zeppelin	Zeppelin 0.6.0 Install & Manage Zeppelin with Ambari 2.2.1 PySpark support in Zeppelin - improvements Zeppelin support for SSL (one way) Zeppelin support for form-based LDAP authentication

​Technical Preview Features

Technical Preview Features