Welcome

This guide provides detailed information about Auto Scaling actions, data types, parameters, and errors. For detailed information about Auto Scaling features and their associated API calls, go to the Auto Scaling Developer Guide.

Auto Scaling is a web service designed to automatically launch or terminate Amazon Elastic Compute Cloud (Amazon EC2) instances based on user-defined policies, schedules, and health checks. This service is used in conjunction with Amazon CloudWatch and Elastic Load Balancing services.

This reference is based on the current WSDL, which is available at:

http://autoscaling.amazonaws.com/doc/2011-01-01/AutoScaling.wsdl

Endpoints

For information about this product's regions and endpoints, go to Regions and Endpoints in the Amazon Web Services General Reference.

This document was last updated on April 30, 2013.