Apache Ambari 2.4 发布了，Apache Ambari是一种基于Web的工具，支持Apache Hadoop集群的供应、管理和监控。Ambari目前已支持大多数Hadoop组件，包括HDFS、MapReduce、Hive、Pig、 Hbase、Zookeper、Sqoop和Hcatalog等。 Apache Ambari 支持HDFS、MapReduce、Hive、Pig、Hbase、Zookeper、Sqoop和Hcatalog等的集中管理。也是5个顶级hadoop管理工具之一。 该版本一些新特性： Feature Description Improved Host Filtering Control AMBARI-15210 Ability to filter hosts using a new host filtering control. Refer to Filtering the Hosts List for more information. Customizing Alert Thresholds AMBARI-14898 Ability to configure alert thresholds for SCRIPT alerts. Refer to Alert Types for more information. Setting Alert Check Counts AMBARI-15686 Ability to set number of alert checks to perform before dispatching a notification. Refer to Alert Check Counts for more information. Role-based Access Control AMBARI-13977 Ability to setup additional cluster operator roles. Refer to Managing Cluster Roles for more information. Remove Service AMBARI-14759 Ability to remove a service. Refer to Removing a Service for more information. Version Definition File Support for Registration and Upgrade AMBARI-15724 Ability to specify an HDP version (for install/upgrade) via a Version Definition File. Refer to Managing Versions for more information. Customizable Ambari Log and PID Directories AMBARI-15300 Ability to customize the Ambari Server and Agent Log and PID directories. Refer to Customizing Ambari Log + PID Directories for more information. Automated Ambari Server Kerberos Setup AMBARI-15561 If you enable Kerberos using the Automated Setup option, Ambari Server will also get the requisite principal and keytab automatically. Refer to the Ambari Security Guide for more information. Customizable Agent Registration SSH Port AMBARI-13450 When adding hosts to the cluster, and choosing Agent registration via SSH, you can now customize the SSH port to use. Views Framework: View URLs AMBARI-15821 Ability to create view instance short URLs. Refer to the Ambari Admin Guide for more information. Views Framework: View Refresh AMBARI-15682 Ability to deploy new views without an Ambari Server restart. Views Framework: Inherit Cluster Permissions AMBARI-16177 If you configure a view instance to use a Local Cluster, you can optionally choose to inherit view USE permission based on the cluster roles. Refer to the Ambari Admin Guide for more information. Views Framework: Remote Cluster Configuration AMBARI-16274 Ability to configure a view instance based on a Remote Cluster (that is Ambari-managed). Refer to the Ambari Admin Guide for more information. Log Search AMBARI-14827 Ambari includes a new “Log Search” service that can be installed into your cluster. Refer to Ambari Log Search for more information. This feature is Technical Preview. SLES 12 SP1 AMBARI-16007 Added support for installing and running Ambari on SUSE Linux Enterprise Server (SLES) v12 SP1 下载地址：https://cwiki.apache.org/confluence/display/AMBARI/Installation+Guide+for+Ambari+2.4.0 Apache Ambari 2.4 发布，Hadoop 管理监控下载地址
