Hadoop High Availability

Hortonworks Data Platform

2015-12-21


Contents

1. High Availability for Hive Metastore
1. Use Cases and Failover Scenarios
2. Software Configuration
2.1. Install HDP
2.2. Update the Hive Metastore
2.3. Validate configuration
2. Highly Available Reads with HBase
1. Introduction to HBase High Availability
2. Propagating Writes to Region Replicas
3. Timeline Consistency
4. Configuring HA Reads for HBase
5. Creating Highly-Available HBase Tables
6. Querying Secondary Regions
7. Monitoring Secondary Region Replicas
8. HBase Cluster Replication for Geographic Data Distribution
8.1. HBase Cluster Replication Overview
8.2. Managing and Configuring HBase Cluster Replication
8.3. Verifying Replicated HBase Data
8.4. HBase Cluster Replication Details
8.5. HBase Replication Metrics
8.6. Replication Configuration Options
8.7. Monitoring Replication Status
3. Namenode High Availability
1. Architecture
2. Hardware Resources
3. Deploy NameNode HA Cluster
3.1. Configure NameNode HA Cluster
3.2. Deploy NameNode HA Cluster
3.3. Deploy Hue with an HA Cluster
3.4. Deploy Oozie with an HA Cluster
4. Operating a NameNode HA cluster
5. Configure and Deploy NameNode Automatic Failover
5.1. Prerequisites
5.2. Instructions
5.3. Configuring Oozie Failover
6. Appendix: Administrative Commands
4. Resource Manager High Availability
1. Hardware Resources
2. Deploy ResourceManager HA Cluster
2.1. Configure Manual or Automatic ResourceManager Failover
2.2. Deploy the ResourceManager HA Cluster
2.3. Minimum Settings for Automatic ResourceManager HA Configuration
2.4. Testing ResourceManager HA on a Single Node
5. HiveServer2 High Availability via ZooKeeper
1. How ZooKeeper Manages HiveServer2 Requests
2. Dynamic Service Discovery Through ZooKeeper
3. Rolling Upgrade for HiveServer2 Through ZooKeeper

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