Hortonworks Data Platform

Ambari User's Guide

2014-05-23


Contents

1. Introducing Ambari Web
1. Architecture
1.1. Sessions
2. Starting and Accessing Ambari Web
2. Monitoring and Managing HDP Clusters Using Ambari Web
1. Viewing Metrics on the Dashboard
1.1. Scanning System Metrics
1.2. Viewing Heatmaps
1.3. Scanning Services Status
2. Monitoring and Managing Services
2.1. Starting and Stopping All Services
2.2. Selecting a Service
2.3. Viewing Summary, Alert, and Health Information
2.4. Configuring Services
3. Managing Hosts
3.1. Working with Hosts
3.2. Determining Host Status
3.3. Filtering the Hosts List
3.4. Performing Host-Level Actions
3.5. Viewing Components on a Host
3.6. Decommissioning Masters and Slaves
3.7. Deleting a Host from a Cluster
3.8. Setting Maintenance Mode
3.9. Adding Hosts to a Cluster
4. Administering Ambari
4.1. Managing Ambari Web Users
4.2. Enabling High Availability of HDP Components
4.3. Enabling Kerberos Security
4.4. Checking Stack and Component Versions
4.5. Checking Service User Accounts and Groups
4.6. Accessing Jobs Monitoring Information
3. Using Nagios With Hadoop
1. Basic Nagios Architecture
2. Installing Nagios
3. Configuration File Locations
4. Configuring Nagios Alerts For Hadoop Services
5. Nagios Alerts For Hadoop Services
5.1. HDFS Service Alerts
5.2. NameNode HA Alerts (Hadoop 2 only)
5.3. YARN Alerts (Hadoop 2 only)
5.4. MapReduce2 Alerts (Hadoop 2 only)
5.5. MapReduce Service Alerts (Hadoop 1 only)
5.6. HBase Service Alerts
5.7. Hive Alerts
5.8. WebHCat Alerts
5.9. Oozie Alerts
5.10. Ganglia Alerts
5.11. Nagios Alerts
5.12. ZooKeeper Alerts
5.13. Ambari Alerts

List of Figures

1.1. Architectural Overview

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