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 Clusters Using distcp
• Decommissioning DataNodes Using the Command Line

For installation and upgrade instructions, see the Cloudera Installation 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
• Using Apache Avro Data Files with CDH
• Flume configuration
• HBase configuration:
  • Configuration Settings for HBase
  • HBase Replication
  • HBase Snapshots
• HCatalog configuration
• Impala configuration
• Hive configuration:
  • Configuring the Hive Metastore for CDH
  • Configuring HiveServer2 for CDH
  • Configuring the Hive Metastore to Use HDFS High Availability in CDH
• HttpFS configuration
• Hue: Configuring CDH Components for Hue
• Oozie configuration:
  • Configuring Oozie
• Parquet: Using Apache Parquet Data Files with CDH
• Snappy: Snappy Compression
• Spark configuration:
  • Managing Spark Standalone Using the Command Line
  • Running Spark Applications
• Sqoop configuration:
  • Setting HADOOP_MAPRED_HOME for Sqoop 1 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 Clusters Using distcp
• Decommissioning DataNodes Using the Command Line