SetInstancesProtection

Last Updated At: 2026-08-03 00:05:15

1. Interface Description

Interface request domain name: as.api3.convergecloud.com.

This API (SetInstancesProtection) is used to configure scale-in protection for instances.
When scale-in protection is enabled for an instance, the instance will not be removed in scale-in activities triggered when unhealthy instances are replaced, the alarm threshold is reached, or the desired capacity is changed.

Default interface request rate limit: 20 times per second.

Interface update time: 2019-10-31 18:36:16.

The interface only verifies the signature but does not authenticate.

2. Input Parameters

The following list of request parameters only lists interface request parameters and some public parameters, For a complete list of public parameters see public request parameters.

Parameter name Required Allow NULL Type Description
Action Yes No String Public parameter, The value of this interface: SetInstancesProtection
Version Yes No String Public parameter, The value of this interface: 2018-04-19
Region No No String Public parameter,Regional information A list of supported geographies is available through the DescribeRegions interface
AutoScalingGroupId Yes No String ID of the scaling group.
Example: asg-2umy3jbd
InstanceIds Yes No Array of String Instance ID.
Example: ["ins-b2d33ywt\n"]
ProtectedFromScaleIn Yes No Bool Specifies whether to enable scale-in protection.
Example: true

3. Output Parameters

Parameter name Type Description
RequestId String Unique request id, Each request will return. The RequestId of the request needs to be provided when locating the problem.

4. Error Code

The following lists only the error codes related to the interface business logic, For other error codes, see public ErrorCode.

Error Code Description
ResourceNotFound.AutoScalingGroupIdNotFound The scaling group does not exist.
ResourceNotFound.InstancesNotInAutoScalingGroup The target instance is not in the auto scaling group.