Auto Scaling
Auto Scaling
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" in this service
All results for "
" in this service
What's New
Function Overview
Service Overview
What Is Auto Scaling?
AS Advantages
Instance Lifecycle
Constraints
Region and AZ
Billing
AS and Other Services
Permissions Management
Basic Concepts
Change History
Getting Started
Scaling Your Website Dynamically
Scaling Your Website on a Schedule
Wizard-based Process of Using AS
Creating an AS Group Quickly
User Guide
AS Group
Creating an AS Group
(Optional) Adding a Load Balancer to an AS Group
Changing the AS Configuration for an AS Group
Enabling an AS Group
Disabling an AS Group
Modifying an AS Group
Deleting an AS Group
AS Configuration
Creating an AS Configuration
Creating an AS Configuration from an Existing ECS Instance
Creating an AS Configuration from a New Specifications Template
Copying an AS Configuration
Deleting an AS Configuration
AS Policy
Overview
Creating an AS Policy
Managing AS Policies
Scaling Action
Dynamic Scaling
Scheduled Scaling
Manual Scaling
Configuring an Instance Removal Policy
Viewing a Scaling Action
Managing Lifecycle Hooks
Configuring Instance Protection
Putting an Instance Into the Standby State
Bandwidth Scaling
Creating a Bandwidth Scaling Policy
Viewing Details About a Bandwidth Scaling Policy
Managing a Bandwidth Scaling Policy
AS Group and Instance Monitoring
Health Check
Configuring Notifications for an AS Group
Recording AS Resource Operations
Adding Tags to AS Groups and Instances
Monitoring Metrics
Viewing Monitoring Metrics
Setting Monitoring Alarm Rules
Permissions Management
Creating a User and Granting AS Permissions
AS Custom Policies
Change History
Best Practices
Setting Up an Automatically Scalable Discuz! Forum
API Reference
Before You Start
Overview
API Calling
Constraints
Concepts
API Overview
Calling APIs
Making an API Request
Authentication
Response
Obtaining a Project ID
Getting Started
Creating an AS Group
APIs
AS Groups
Creating an AS Group
Querying AS Groups
Querying an AS Group
Modifying an AS Group
Deleting an AS Group
Enabling or Disabling an AS Group
AS Configurations
Creating an AS Configuration
Querying AS configurations
Querying an AS Configuration
Deleting an AS Configuration
Batch Deleting AS Configurations
Instances
Querying Instances in an AS Group
Removing an Instance from an AS Group
Batch Managing Instances
AS Policies
Creating an AS Policy
Creating an AS Policy (V2)
Modifying an AS Policy
Modifying an AS Policy (V2)
Querying AS Policies Bound to an AS Group
Querying AS Policies Bound to a Scaling Resource (V2)
Querying AS Policies (V2)
Querying an AS Policy
Querying an AS Policy (V2)
Executing, Enabling, or Disabling an AS Policy
Deleting an AS Policy
Batch Managing AS Policies
AS Policy Execution Logs
Querying AS Policy Execution Logs
Scaling Action Logs
Querying Scaling Action Logs
Querying Scaling Action Logs (V2)
Quotas
Querying AS Quotas
Querying AS Policy and Instance Quotas
Notifications
Enabling Notification for an AS Group
Querying an AS Group Notification List
Deleting a Notification for an AS Group
Lifecycle Hooks
Creating a Lifecycle Hook
Querying Lifecycle Hooks
Querying a Lifecycle Hook
Modifying a Lifecycle Hook
Calling Back a Lifecycle Hook
Querying Instance Suspension
Deleting a Lifecycle Hook
Tags
Querying Tags
Querying Tags of a Resource
Creating or Deleting a Tag
Querying Resources by Tag
API Version Query
Querying API Versions
Querying an API Version
Application Examples
Example 1: Creating an AS Configuration
Example 2: Creating an AS Group
Example 3: Enabling an AS Group
Example 4: Creating an AS Policy
Example 5: Performing Operations on Instances in Batches
Permissions Policies and Supported Actions
Introduction
AS Groups
AS Configurations
Instances
AS Policies
AS Policy Execution Logs
Scaling Action Logs
Quotas
Notifications
Lifecycle Hooks
Tags
Appendix
AS Metrics
Error Codes
Change History
SDK Reference
SDK Overview
FAQs
General
What Are Restrictions on Using AS?
Must I Use AS Together With ELB and Cloud Eye?
Is AS Billed?
Will an Abrupt Change in Monitoring Metric Values Trigger an Unnecessary Scaling Action?
How Many AS Policies and AS Configurations Can I Create and Use?
Can AS Automatically Scale Up or Down vCPUs, Memory, and Bandwidth of ECSs?
What Is an AS Quota?
How Do I Fix the Error "The key pair does not exist" When I Connect to an Instance?
What Types of EIP and Shared Bandwidths Can Be Adjusted by AS?
What Types of ECS and HECS Instances Can Be Scaled by AS?
If the OS of an ECS Instance in an AS Group Is Upgraded, Can AS Automatically Add Instances with the Newest OS During the Next Scale-out Action?
Can AS Add Yearly/Monthly ECS Instances When It Scales Out an AS Group?
Can AS Increase Bandwidths as Required?
AS Group
What Can I Do If the AS Group Fails to Be Enabled?
How Can I Handle an AS Group Exception?
What Operations Will Be Suspended If an AS Group Is Disabled?
Can I Use an ECS Instance ID to Learn What AS Group the Instance Is In?
AS Policy
How Many AS Policies Can I Enable?
What Are the Conditions to Trigger an Alarm-based AS Policy?
What Is a Cooldown Period and Why Is It Required?
Can AS Scale Capacity Based on Custom Monitoring by Cloud Eye?
What Monitoring Metrics for an AS Group Will Be Affected If VM Tools Are Not Installed on the Instances in the Group?
What Can I Do If an AS Policy Fails to Be Enabled?
How Do I Install the Agent on Instances in an AS Group to Use Agent Monitoring Metrics?
Instance
How Do I Prevent Instances Manually Added to an AS Group from Being Automatically Removed?
When an Instance Is Removed from an AS Group and Deleted, Is the Application Data Saved?
Can I Add Yearly/Monthly ECS Instances to an AS Group?
Can AS Automatically Delete Instances Added Based on an AS Policy When They Are Not Required?
What Is the Expected Number of Instances?
How Do I Delete an ECS Instance Created in a Scaling Action?
Will ECS Instances Be Deleted If They Become Unhealthy?
How Do I Handle Unhealthy Instances in an AS Group?
Why Instances in an AS Group Keep Failing Health Checks and Getting Deleted and Recreated?
How Do I Prevent Instances from Being Automatically Removed from an AS Group?
Why Is an Instance that Was Removed from an AS Group and Deleted Still Displayed in the ECS List?
Do I Need to Bind an EIP to an Instance Before I Manually Add the Instance to an AS Group?
Can I Apply the Configurations of an Existing Instance in an AS Group to Instances to Be Added in the Future?
Will the System Bind a New EIP or an Existing One a Newly Added ECS Instance?
Others
How Can I Automatically Deploy My Application on an Instance?
How Does Cloud-Init Affect the AS Service?
Why Can't I Use a Key File to Log In to an ECS?
Do I Need to Configure an EIP in an AS Configuration When a Load Balancer Has Been Enabled for an AS Group?
How Do I Enable Automatic Initialization of EVS Disks on Instances that Have Been Added to an AS Group During Scaling Actions?
Videos