BatchModifyTargetWeight

Last Updated At: 2026-08-02 00:05:22

1. Interface Description

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

This API (BatchModifyTargetWeight) is used to batch modify the forwarding weights of real servers bound to CLB listeners. It is supported by layer-4 and layer-7 CLB listeners, but not by Classic CLB.
This is an async API. After it returns a successful result, you need to call the DescribeTaskStatus API with the returned RequestID as an input parameter to check whether this task is successful.

Default interface request rate limit: 20 times per second.

Interface update time: 2021-04-27 20:46:14.

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: BatchModifyTargetWeight
Version Yes No String Public parameter, The value of this interface: 2018-03-17
Region No No String Public parameter,Regional information A list of supported geographies is available through the DescribeRegions interface
LoadBalancerId Yes No String CLB instance ID
Example: lb-dx98lwo0
ModifyList Yes No Array of RsWeightRule List of weights to be modified in batches. For example, "ModifyList": [{"ListenerId": "lbl-di3kx902", "LocationId":"", "Domain": "", "Url": "", "Targets": [{"Type":"CVM", "InstanceId": "ins-xxxxxxx", "Port": "443", "Weight": 10, "EniIp":""}], "Weight": 10}].
Example:View

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
InvalidParameter Wrong parameter.
InvalidParameterValue Incorrect parameter value
InternalError Internal Error
UnauthorizedOperation Unauthorized operation
FailedOperation Failed to operate.
InvalidParameter.FormatError Incorrect parameter format
InvalidParameterValue.Length Invalid parameter length.