1. New Features

The Ambari 2.0.0 release includes the following new features and improvements:

 

Table 2.1. Core Ambari

Feature

Description

Ambari Alerts

Built-in alerting system with support for customizable thresholds and email + snmp notifications.

Ambari Metrics

Built-in metrics collection system.

Automated Rolling Upgrade

Ability to perform HDP 2.2 Stack rolling upgrades.

umask

Handles umask of 027.

Non-root Ambari Agent

Ability to configure the Ambari Agents to run non-root.


 

Table 2.2. HDP Stack

Feature

Description

Automated Rolling Upgrade

Ability to perform HDP 2.2 Stack rolling upgrades.

Hive Metastore HA

Ability to add 1+ Hive Metastore component instances.

HiveServer2 HA

Ability to add 1+ HiveServer2 component instances.

Oozie Server HA

Ability to add 1+ Oozie Server component instances.

Simplified Kerberos Setup

When enabling Kerberos, ability to connect to existing MIT KDC or Active Directory Kerberos infrastructure and create principals, generate keytabs and distribute keytabs. Also includes the ability to regenerate keytabs.

Phoenix Support

Includes Phoenix when installing HBase with HDP 2.2 Stack.

Ranger Support

Includes support for installing Ranger with HDP 2.2 Stack.


 

Table 2.3. Extensibility

Feature

Description

Views Framework: min versions

Ability to specify min and max Ambari versions (AMBARI-9133).

Views Framework: property validator

Ability to specify a view instance property validator (AMBARI-8295).

Blueprints: Add Host

Ability to “add host” using Blueprints (AMBARI-8458).