Scales out an application.
Debugging
Request headers
This operation uses only the common request header. For more information, see Common request parameters.
Request syntax
POST /pop/v5/changeorder/co_scale_out HTTP/1.1
Request parameters
Parameter | Type | Position | Required | Example | Description |
---|---|---|---|---|---|
AppId | String | Query | Yes | 3616cdca-4f92-4413***************** |
The ID of the application that you want to scale out. You can call the ListApplication operation to query the application ID. For more information, see ListApplication. |
DeployGroup | String | Query | Yes | 4f1fb6f5-6769-4bd6****************** |
The ID of the instance group where the application you want to scale out is deployed. You can call the QueryApplicationStatus operation to query the group ID. For more information, see QueryApplicationStatus. |
EcuInfo | String | Query | Yes | 8123db90-880f-486f-b*************** |
The ID of the elastic compute unit (ECU) that corresponds to the Elastic Compute Service (ECS) instance to be added to the instance group for scale-out. You can call the ListScaleOutEcu operation to query the ECU ID. For more information, see ListScaleOutEcu. Separate multiple ECU IDs with commas (,). |
Response parameters
Parameter | Type | Example | Description |
---|---|---|---|
ChangeOrderId | String | f4208118-7171-4e20-92************ |
The ID of the change process. You can call the GetChangeOrderInfo operation to query the progress of this scale-out operation. For more information, see GetChangeOrderInfo. |
Code | Integer | 200 |
The HTTP status code. |
Message | String | success |
The returned message. |
RequestId | String | D16979DC-4D42-*********************** |
The ID of the request. |
Examples
Sample requests
POST /pop/v5/changeorder/co_scale_out HTTP/1.1
Common request header
{
"AppId": "3616cdca-4f92-4413*****************",
"DeployGroup": "4f1fb6f5-6769-4bd6******************",
"EcuInfo": "8123db90-880f-486f-b***************"
}
Sample success responses
XML
format
<Message>success</Message>
<ChangeOrderId>f4208118-7171-4e20-92************</ChangeOrderId>
<Code>200</Code>
JSON
format
{
"Message": "success",
"ChangeOrderId": "f4208118-7171-4e20-92************",
"Code": 200
}
Error codes
For a list of error codes, visit the API Error Center.