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Hadoop Configuration Reference
Apache Hadoop runs on the EC2 instances launched in a cluster. Amazon EMR defines a default configuration for Hadoop, depending on the Amazon Machine Image (AMI) that you specify when you launch the cluster. For more information about the supported AMI versions, see Choose a Machine Image .
The following sections describe the various configuration settings and mechanisms available in Amazon EMR.
Topics
- JSON Configuration Files
- Configuration of hadoop-user-env.sh
- Hadoop 0.20 Streaming Configuration
- Hadoop Default Configuration (AMI 1.0)
- Hadoop Memory-Intensive Configuration Settings (AMI 1.0)
- Hadoop Default Configuration (AMI 2.0 and 2.1)
- Hadoop Default Configuration (AMI 2.2)
- Hadoop Default Configuration (AMI 2.3)
