Remove one or more ECS instances from the default backend server group.

No error will be returned if an ECS instance to be removed does not exist in the default backend server group.

Request parameters

Name  Parameters Required  Description
Action  String   Yes The action to perform. Valid value:


RegionId String   Yes The region ID of Server Load Balancer instance.
LoadBalancerId String   Yes The ID of the Server Load Balancer instance.


Yes A list of backend servers to remove.
Up to 20 backend servers can be removed at a time.

Response parameters

Name Type Description
RequestId String The ID of the request.
LoadBalancerId String The ID of the SLB instance.
BackendServers List The list of backend servers.


Request example

Response example

  • XML format
    <? xml version="1.0" encoding="UTF-8"? >
  • JSON format
      "RequestId": "365F4154-92F6-4AE4-92F8-7FF34B540710",
      "LoadBalancerId": "139a00604ad-cn-east-hangzhou-01",
      "BackendServers": {
        "BackendServer": [
            "ServerId": "vm-233",
            "Weight": 100
            "ServerId": "vm-234",
            "Weight": 100