Community Features

The following features are developed and tested by the Hortonworks community but are not officially supported by Hortonworks. These features are excluded for a variety of reasons, including insufficient reliability or incomplete test case coverage, declaration of non-production readiness by the community at large, and feature deviation from Hortonworks best practices. Do not use these features in your production environments.

Table 1.6. Community Features

Component	Feature
Falcon	Introduced in a previous release: Prism Server User Recipes
HBase	Introduced in a previous release: HBase Column Family Encryption: use HDFS data at rest encryption instead Use of memcached as block cache is unsupported (HBASE-13170) ZooKeeper-less region assignment Region size balancing (HBASE-13103) HBase Bulk Loads now replicate cross-cluster (HBASE-13153)
HDFS	Introduced in a previous release: HTTPFS (HDFS-2179) HTTPFS is used with Hue, in combination with Knox, and standalone as an API gateway. We highly recommend that you replace HTTPFS with Knox where possible. NameNode Federation (HDFS-1052) Disk Hot Swap (HDFS-1362) Block-volume device choosing (HDFS-1804) viewFS (HADOOP-7257)
Knox	Introduced in a previous release: Storm REST APIs
Slider	Introduced in a previous release: Simplified Application Packaging
Spark	Introduced in a previous release: Spark Standalone Spark on Mesos Jupyter/iPython Notebook
YARN	Introduced in a previous release: Fair Scheduler MapReduce Eclipse Plug-in MapReduce Uber AM
Zeppelin	For R interpreter support (ZEPPELIN-156), only the following subset of the interpreters are enabled by default: Spark Hive Shell MarkDown R Livy Angular The following interpreters are not enabled by default: Phoenix Introduced in a previous release: The ability to share a note by sharing its URL. This is due to a lack of proper access control over with whom and how a note can be shared.

​Community Features

Community Features