Removes backend servers.

Note If the backend server to be removed does not exist in the specified backend server group, the action is ignored and no error will be returned.


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Request parameters

Parameter Type Required? Example value Description
Action String Yes RemoveBackendServers

The name of this action.

Value: RemoveBackendServers

BackendServers String Yes [{"ServerId":"i-2zej4lxhjoq1icue6kup","Weight":"100"},{"ServerId":"i-2ze1u9ywulp5pbvvc7hv","Weight":"100"}]

The backend servers to be removed.

Note Up to 20 backend servers can be removed at a time.
LoadBalancerId String Yes lb-bp1qjwo61pqz3ahl*****

The ID of the SLB instance.

RegionId String Yes cn-east-hangzhou-01

The ID of the region to which the SLB instance belongs.

Response parameters

Parameter Type Example value Description
LoadBalancerId String 139a00604ad-cn-east-hangzhou-01

The ID of the SLB instance.


A list of backend servers.

 └Description String Backend server

A description of the backend server group.

 └ServerId String vm-232

The backend server name ID, which is the ECS instance ID.

 └Type String ecs

The backend server type. Valid values:

  • ecs: ECS instance (default)
  • eni: Elastic Network Interface (ENI)
 └Weight Integer 100

The weight of the backend server. Value range: 0 to 100

RequestId String 365F4154-92F6-4AE4-92F8-7FF34B540710

The ID of the request.


Request example

http(s)://[Endpoint]/? Action=RemoveBackendServers

Response examples

XML format


JSON format


Error codes

See common error codes.