Removes backend servers from a specified VServer group.

Note If a backend server specified in the BackendServers parameter does not exist in the specified VServer group, it is ignored and no error is returned.


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Request parameters

Parameter Type Required? Example value Description
Action String Yes RemoveVServerGroupBackendServers

The name of this action.

Value: RemoveVServerGroupBackendServers

BackendServers String Yes [{'ServerId':'vm-233','Port':'80'},{'ServerId':'vm-232','Port':'90'}]

The list of backend servers to be removed from the VServer group.

Up to 20 backend servers can be removed through one API call.

RegionId String Yes cn-hangzhou

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

VServerGroupId String Yes rsp-cige6j5e7p

The ID of the VServer group.

Response parameters

Parameter Type Example value Description
VServerGroupId String rsp-cige6j5e7p

The ID of the VServer group.


A list of backend servers in the VServer group.

 └ServerId String vm-230

The ECS instance ID or ENI ID.

 └Port Integer 80

The port used by the backend server.

 └Weight Integer 100

The weight of the backend server.

 └Description String A description of the VServer group

A description of the VServer group.

 └Type String ecs

The backend server type. Valid values:

  • ecs: ECS instance (default)
  • eni: Elastic Network Interface (ENI)
RequestId String 9DEC9C28-AB05-4DDF-9A78-6B08EC9CE18C

The ID of the request.


Request example

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

Response examples

XML format


JSON format


Error codes

See common error codes.