The following sections provide instructions and information on managing core Hadoop.

• Starting CDH Services Using the Command Line
• Stopping CDH Services Using the Command Line
• Migrating Data between a CDH 4 and CDH 5 Cluster
• Decommisioning DataNodes Using the Command Line

For installation and upgrade instructions, see the Cloudera Installation and Upgrade guide, which also contains initial deployment and configuration instructions for core Hadoop and the CDH components, including:

• Cluster configuration and maintenance:
  • Ports Used by Components of CDH 5
  • Configuring Network Names
  • Deploying CDH 5 on a Cluster
  • Starting CDH Services Using the Command Line
  • Stopping CDH Services Using the Command Line
• Avro Data Files
• Flume configuration
• HBase configuration:
  • Configuration Settings for HBase
  • HBase Replication
  • HBase Snapshots
• HCatalog configuration
• Impala configuration
• Hive configuration:
  • Configuring the Hive Metastore
  • Configuring HiveServer2
  • Configuring the Metastore to Use HDFS High Availability
• HttpFS configuration
• Hue: Configuring CDH Components for Hue
• Oozie configuration:
  • Configuring Oozie
• Parquet: Parquet Files
• Snappy: Snappy Compression
• Spark configuration:
  • Managing Spark Standalone Using the Command Line
  • Running Spark Applications
• Sqoop configuration:
  • Setting HADOOP_MAPRED_HOME for Sqoop
  • Configuring Sqoop 2
• ZooKeeper: Maintaining a ZooKeeper Server

• Starting CDH Services Using the Command Line
• Stopping CDH Services Using the Command Line
• Migrating Data between a CDH 4 and CDH 5 Cluster
• Decommisioning DataNodes Using the Command Line