Elastic Load Balancing automatically distributes your incoming application traffic across multiple Amazon EC2 instances. It detects unhealthy instances and reroutes traffic to healthy instances until the unhealthy instances have been restored. Elastic Load Balancing automatically scales its request handling capacity in response to incoming traffic.

Developer Guide
Provides a conceptual overview of Elastic Load Balancing and includes detailed development instructions for using the various features.
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AWS CLI Reference for ELB
Describes the AWS CLI commands that you can use to access and manage Elastic Load Balancing. Provides syntax, options, and usage examples for each command.

  API Reference
Describes all the API operations for Elastic Load Balancing in detail. Also provides sample requests, responses, and errors for the supported web services protocols.

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