Help Center/ Auto Scaling/ API Reference (Paris Regions)/ APIs/ Instances/ Removing an Instance from an AS Group
Updated on 2024-03-05 GMT+08:00

Removing an Instance from an AS Group

Function

This interface is used to remove a specified instance from an AS group.

  • You can remove instances only in INSERVICE state and only when the number of instances after the removal is greater than or equal to the minimum number of instances allowed.
  • You can remove instances from an AS group only when no scaling action is in progress.

Manually added instances are removed from an AS group but are not deleted.

URI

DELETE /autoscaling-api/v1/{project_id}/scaling_group_instance/{instance_id}

Table 1 Parameter description

Parameter

Mandatory

Type

Description

project_id

Yes

String

Specifies the project ID.

instance_id

Yes

String

Specifies the instance ID. For details, see Querying Instances in an AS Group.

instance_delete

No

String

Specifies whether an instance is deleted when it is removed from the AS group.

Options:

  • no (default): The instance will not be deleted.
  • yes: The instance will be deleted.

Request

None

Example Request

This example removes the instance with ID b25c1589-c96c-465b-9fef-d06540d1945c from the AS group but does not delete the instance.

DELETE https://{Endpoint}/autoscaling-api/v1/{project_id}/scaling_group_instance/b25c1589-c96c-465b-9fef-d06540d1945c?instance_delete=no

Response

None

Example Response

None

Returned Values

  • Normal

    204

  • Abnormal

    Returned Value

    Description

    400 Bad Request

    The server failed to process the request.

    401 Unauthorized

    You must enter the username and password to access the requested page.

    403 Forbidden

    You are forbidden to access the requested page.

    404 Not Found

    The server could not find the requested page.

    405 Method Not Allowed

    You are not allowed to use the method specified in the request.

    406 Not Acceptable

    The response generated by the server could not be accepted by the client.

    407 Proxy Authentication Required

    You must use the proxy server for authentication to process the request.

    408 Request Timeout

    The request timed out.

    409 Conflict

    The request could not be processed due to a conflict.

    500 Internal Server Error

    Failed to complete the request because of an internal service error.

    501 Not Implemented

    Failed to complete the request because the server does not support the requested function.

    502 Bad Gateway

    Failed to complete the request because the request is invalid.

    503 Service Unavailable

    Failed to complete the request because the system is unavailable.

    504 Gateway Timeout

    A gateway timeout error occurred.

Error Codes

See Error Codes.