4. Improvements

  • Added Ubuntu host support.

  • Added support to upgrade Ambari.

  • Added support for Oracle JDK 1.7 and Open JDK 7.

  • Added the DATE dataytpe.

  • Added NameNode HA support (Hadoop 2).

  • Enhanced Sqpoop HCatalog support to allow direct mode connection manager implementations.

  • Added Security documentation on wire encryption, encrypted shuffle, and JDBC encryption.

  • Apache Ambari updated to version 1.4.1. This release of Apache Ambari includes the new features and improvements:

    • Added Hadoop 2 Stack option to Ambari.

    • Added support for enabling NameNode HA (for Hadoop 2 Stack).

    • Added support for Oracle JDK 1.7 and Open JDK 7.

    • Added Ambari Agent host-level Nagios alert.

    • Added Host Checks and cleanup script during Cluster Install and Add Hosts wizards.


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