# Resources + [What is Amazon EMR?](https://docs.aws.amazon.com/emr/latest/ManagementGuide/emr-what-is-emr.html) + [Amazon EMR features](https://aws.amazon.com/emr/features/) + [Considerations and best practices for Amazon EMR](https://docs.aws.amazon.com/emr/latest/ManagementGuide/emr-plan-ha-considerations.html) + [Supported instance types for Amazon EMR](https://docs.aws.amazon.com/emr/latest/ManagementGuide/emr-supported-instance-types.html) + [Cluster configuration guidelines and best practices](https://docs.aws.amazon.com/emr/latest/ManagementGuide/emr-plan-instances-guidelines.html) + [Understand node types: primary, core, and task nodes](https://docs.aws.amazon.com/emr/latest/ManagementGuide/emr-master-core-task-nodes.html) + [Task configuration](https://docs.aws.amazon.com/emr/latest/ReleaseGuide/emr-hadoop-task-config.html#emr-hadoop-task-config-m6g) + [Hadoop daemon configuration settings](https://docs.aws.amazon.com/emr/latest/ReleaseGuide/emr-hadoop-daemons.html) + [Use the AWS Management Console to configure managed scaling](https://docs.aws.amazon.com/emr/latest/ManagementGuide/managed-scaling-console.html) + [Monitor metrics with CloudWatch](https://docs.aws.amazon.com/emr/latest/ManagementGuide/UsingEMR_ViewingMetrics.html) + [Introducing Amazon EMR Managed Scaling – Automatically Resize Clusters to Lower Cost](https://aws.amazon.com/blogs/big-data/introducing-amazon-emr-managed-scaling-automatically-resize-clusters-to-lower-cost/)