Changes the number of nodes in an instance.
You can increase the number of core nodes in an instance. Fifty core nodes can be added at most at a time and a maximum of 250 nodes can be configured for an instance. If you want to use more nodes, submit a ticket.
Request parameters
| Parameter | Type | Required | Example | Description |
|---|---|---|---|---|
| Action | String | Yes | ResizeNodeCount | The operation that you want to perform. Set the value to ResizeNodeCount. |
| ClusterId | String | Yes | hb-bp16o0pd52e3y**** | The ID of the instance. |
| NodeCount | Integer | Yes | 5 | The number of core nodes in the cluster. Fifty core nodes can be added at most at a time and a maximum of 250 nodes can be configured for an instance. If you want to use more nodes, submit a ticket. |
| ZoneId | String | No | cn-hangzhou-f | The ID of the zone. |
| VSwitchId | String | No | vsw-bp191otqj1ssyl**** | The ID of the vSwitch. |
Response parameters
| Parameter | Type | Example | Description |
|---|---|---|---|
| OrderId | String | 20470860005**** | The ID of the order. |
| RequestId | String | B288B41F-6681-42A6-8905-47C3C42B19B0 | The ID of the request. |
Examples
Sample requests
http(s)://[Endpoint]/?Action=ResizeNodeCount
&ClusterId=hb-bp16o0pd52e3y****
&NodeCount=5
&<Common request parameters>Sample success responses
XML format
<RequestId>B288B41F-6681-42A6-8905-47C3C42B19B0</RequestId>
<OrderId>20470860005****</OrderId>JSON format
{"RequestId":"B288B41F-6681-42A6-8905-47C3C42B19B0","OrderId":"20470860005****"}Error codes
For a list of error codes, see Service error codes.