Help Center/ Elastic Cloud Server/ API Reference (Paris Regions)/ Native OpenStack Nova APIs/ Status Management/ Rolling Back ECS Specifications Modification
Updated on 2024-01-10 GMT+08:00
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Rolling Back ECS Specifications Modification

Function

This API is used to roll back ECS specifications modification.

Constraints

After the rollback, the data modified during migration will be lost.

Before calling this API, ensure that the ECS status (which can be queried using the API for querying details about the ECS) meets the following requirements:

OS-EXT-STS:vm_state=resized

OS-EXT-STS:task_state=""

status=VERIFY_RESIZE

URI

POST /v2.1/{project_id}/servers/{server_id}/action

Table 1 describes the parameters in the URI.
Table 1 Parameter description

Parameter

Mandatory

Description

project_id

Yes

Specifies the project ID.

For details about how to obtain the ID, see Obtaining a Project ID.

server_id

Yes

Specifies the ECS ID.

Request

Table 2 describes the request parameters.
Table 2 Request parameters

Parameter

Mandatory

Type

Description

revertResize

Yes

Null

Confirms the rollback of the ECS specification modification.

Response

None

Example Request

Roll back modifications to the specifications of a specified ECS.

POST https://{endpoint}/v2.1/{project_id}/servers/{server_id}/action

{
    "revertResize" : null
}

Example Response

None

Returned Values

See Returned Values for General Requests.

Parent topic: Status Management