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wanghuijuan738 8f024b87ae ECS API 20251204 version. Adding an API Document.

Reviewed-by: Pristromskaia, Margarita <margarita.pristromskaia@t-systems.com>
Co-authored-by: wanghuijuan738 <wanghuijuan738@huawei.com>
Co-committed-by: wanghuijuan738 <wanghuijuan738@huawei.com>

2025-12-17 11:05:14 +00:00

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Removing an ECS from an ECS Group

Function

This API is used to remove an ECS from an ECS group. The anti-affinity policy will not be applied to the ECS after it is removed from the group.

Constraints

Only the anti-affinity policy is supported. ECSs in the same ECS group are deployed on different hosts, improving service reliability.

URI

POST /v1/{project_id}/cloudservers/os-server-groups/{server_group_id}/action

Table 1 describes the parameters in the URI.

**Table 1** Parameter description
Parameter	Mandatory	Description
project_id	Yes	Specifies the project ID.
server_group_id	Yes	Specifies the ECS group ID.

Request

Table 2 describes the request parameters.

**Table 2** Request parameters
Parameter	Mandatory	Type	Description
remove_member	Yes	Object	Specifies the information of the ECS to be removed from an ECS group.

**Table 3** **remove_member** parameters
Parameter	Mandatory	Type	Description
instance_uuid	Yes	String	Specifies the ECS UUID.

Response

None

Example Request

Delete the ECS whose UUID is 34dac9a0-c4a7-457b-bab2-e2c696e0e401 from the specified ECS group.

POST https://{endpoint}/v1/{project_id}/cloudservers/os-server-groups/{server_group_id}/action

{
    "remove_member": {
        "instance_uuid": "34dac9a0-c4a7-457b-bab2-e2c696e0e401"
    }
}

Example Response

Status code 200, indicating that the operation is successful

Returned Values

See Returned Values for General Requests.

Error Codes

See Error Codes.

Parent topic: ECS Group Management

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