# Detaching an EVS Disk from an ECS

#### Function

This API is used to detach an EVS disk from an ECS.

#### URI

DELETE /v1/{project_id}/cloudservers/{server_id}/detachvolume/{volume_id}?delete_flag=0

Table 1 describes the parameters in the URI.

Table 1 Parameter description
Parameter | Mandatory | Description
--- | --- | ---
project_id | Yes | Specifies the project ID.
server_id | Yes | Specifies the ECS ID.
volume_id | Yes | Specifies the disk ID.

delete_flag

No

Indicates whether to forcibly detach a data disk.

- If yes, set it to 1.
- If no, set it to 0.

It is set to 0 by default.

#### Request

None

#### Response

See Responses (Task).

#### Example Request

    DELETE https://{endpoint}/v1/{project_id}/cloudservers/{server_id}/detachvolume/{volume_id}

#### Example Response

    {
        "job_id": "70a599e0-31e7-49b7-b260-868f441e862b"
    }

#### Returned Values

See Returned Values for General Requests.

#### Error Codes

See Error Codes.

Parent topic: Disk Management