ModifyLoadBalancerBackends

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마지막 업데이트 시간: 2025-11-20 15:20:22

API Description
This API is used to modify the weight of CVMs bound to a CLB instance, thereby adjusting the request forwarding rule.
Domain name for API calls: lb.api.qcloud.com
Request Parameters
The list below contains only the API request parameters. Common parameters should be added when you call the API. For more information, see Common Request Parameters. The Action field for this API is ModifyLoadBalancerBackends.
Parameter
Required
Type
Description
 loadBalancerId
 Yes
 String
 CLB instance ID, which can be queried via the DescribeLoadBalancers API.
 backends.n.instanceId
 Yes
 String
 Unique ID of the CVM, which can be obtained from the `unInstanceId` field in the response of the DescribeInstances API.This API supports entering multiple CVM instance IDs at a time. For example, if you want to specify two CVMs, enter backends.0.instanceId&backends.1.instanceId.
 backends.n.weight
 Yes
 Int
 Weight of the bound CVMs. Value range: 0-100. Default value: 10.
Response Parameters
Parameter
Type
Description
 code
 Int
 Common error code. 0: success; other values: failure. For more information, see Common Error Codes.
 message
 String
API-related module error message description.
 codeDesc
 String
 Error code. For a successful operation, "Success" is returned. For a failed operation, a message describing the failure is returned.
 requestId
 Int
 Request task ID. The API provides an asynchronous task. You can use this parameter to query the execution result of the task via the  DescribeLoadBalancersTaskResult API.
Example
Request
https://lb.api.qcloud.com/v2/index.php?Action=ModifyLoadBalancerBackends
&<Common request parameters>
&loadBalancerId=lb-abcdefgh
&backends.0.instanceId=ins-6789test
&backends.0.weight=10
&backends.1.instanceId=ins-1234test
&backends.1.weight=6
Response
﻿
{
  "code" : 0,
  "message" : "",
  "codeDesc": "Success",
  "requestId" : 1234
}
﻿
﻿

도움말 및 지원

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피드백

tencent cloud

Cloud Load Balancer

ModifyLoadBalancerBackends

API Description

Request Parameters

Response Parameters

Example

도움말 및 지원

Parameter	Required	Type	Description
loadBalancerId	Yes	String	CLB instance ID, which can be queried via the DescribeLoadBalancers API.
backends.n.instanceId	Yes	String	Unique ID of the CVM, which can be obtained from the `unInstanceId` field in the response of the DescribeInstances API.This API supports entering multiple CVM instance IDs at a time. For example, if you want to specify two CVMs, enter backends.0.instanceId&backends.1.instanceId.
backends.n.weight	Yes	Int	Weight of the bound CVMs. Value range: 0-100. Default value: 10.