tencent cloud



Last updated: 2022-08-17 15:34:12

1. API Description

Domain name for API request: as.tencentcloudapi.com.

This API is used to start up CVM instances in a scaling group.

  • After startup, the instance will be in the IN_SERVICE status, which will increase the desired capacity. Please note that the desired capacity cannot exceed the maximum value.
  • This API supports batch operation. Up to 100 instances can be started up in each request.

A maximum of 20 requests can be initiated per second for this API.

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2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name Required Type Description
Action Yes String Common Params. The value used for this API: StartAutoScalingInstances.
Version Yes String Common Params. The value used for this API: 2018-04-19.
Region Yes String Common Params. For more information, please see the list of regions supported by the product.
AutoScalingGroupId Yes String The scaling group ID.
InstanceIds.N Yes Array of String The list of the CVM instances you want to start up.

3. Output Parameters

Parameter Name Type Description
ActivityId String The scaling activity ID.
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Starting up CVM instances

Input Example

Host: as.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: StartAutoScalingInstances
<Common request parameters>

    "AutoScalingGroupId": "asg-boz1qhnk",
    "InstanceIds": [

Output Example

    "Response": {
        "ActivityId": "asa-a023dwdj",
        "RequestId": "28cf9089-2b76-4934-9d1b-b2694c679ff0"

5. Developer Resources


TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code Description
FailedOperation.NoActivityToGenerate No scaling activity is generated.
InvalidParameter.ActionNotFound Invalid Action request.
InvalidParameterValue.InvalidAutoScalingGroupId Invalid scaling group ID.
InvalidParameterValue.InvalidInstanceId Invalid instance ID.
ResourceInsufficient.AutoScalingGroupAboveMaxSize The maximum number of instances in the auto scaling group is exceeded.
ResourceInsufficient.InServiceInstanceAboveMaxSize The number of instances in a scaling group is more than the maximum capacity.
ResourceNotFound.AutoScalingGroupNotFound The scaling group does not exist.
ResourceNotFound.InstancesNotInAutoScalingGroup The target instance is not in the auto scaling group.
ResourceUnavailable.AutoScalingGroupInActivity The auto scaling group is active.
ResourceUnavailable.LoadBalancerInOperation CLB is active in the scaling group.
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