In addition to its own functions, AS can be combined with other services to meet your requirements for Cloud Products in various scenarios.

The following figure shows the relationship between AS and other services:

The relationship between AS and other services is shown as follows:

Service Name	Description	Interaction Function	Relevant Content
ELB (Elastic Load Balance)	After ELB is configured, AS group automatically binds or unbinds the LB listener when ECSs are added or removed.	It distributes traffic to all instances in an AS group.	Add a Load Balancer
CES (Cloud Eye)	If an alarm-triggered policy is configured, elastic scaling actions will be triggered when an alarm condition specified in Cloud Eye is met.	It adjusts resources based on AS group instance status monitored by Cloud Eye.	Monitoring Indicator Description
ECS (Elastic Cloud Server)	ECSs added in an elastic scaling action can be managed and maintained on the ECS console.	It automatically adjusts the number of ECSs.	Dynamic Resource Planning and Expanding Resources as Scheduled
CTS (Cloud Trace Service)	With CTS, you can record AS operation events for query, audit, and traceback.	Log Auditing	Recording AS
Virtual private cloud (Virtual Private Cloud )	It builds an isolated and private virtual network environment for AS host groups and manages subnets and sets up security groups conveniently.	It creates an isolated network environment for the AS group.	VPC
RDS (Relational Database Service)	RDS is a stable, reliable, and elastic scaling online database service. It supports mainstream database engines and provides a comprehensive solution for DR, backup, recovery, monitoring and migration.	It provides DR, backup, and recovery solutions.	RDS MySQL

Auto Scaling