Adding Nodes

Scenarios

This section describes how to add nodes to a DB instance to suit your service requirements. A node cannot be deleted after being added.

Usage Notes

• Adding nodes may lead to the decrease of OPS. You are advised to perform this operation during off-peak hours.
• You can only add nodes when the instance status is Available or Checking restoration.
• A DB instance cannot be deleted when one or more nodes are being added.

Method 1

1. Log in to the GeminiDB console.
2. On the Instances page, click the target instance.
3. In the Node Information area on the Basic Information page, click Add Node.
4. Specify Add Nodes and click Next.
   • By default, the specifications of new nodes are the same as the instance specifications and cannot be modified.
   • A GeminiDB Influx instance supports a maximum of nine nodes.

5. On the displayed page, confirm node configurations.
   • To modify the configuration, click Previous to go back to the page where you specify details.
   • If you do not need to modify your settings, click Submit to add the nodes.

6. View the result of adding nodes.
   • The status of the DB instance in the instance list is Adding node.
   • After the nodes are added, the DB instance status becomes Available.
   • Click the DB instance name. In the Node Information area on the Basic Information page, view the information about the new nodes.

Method 2

1. Log in to the GeminiDB console.
2. On the Instances page, locate the target instance and choose More > Add Node in the Operation column.
3. Specify Add Nodes and click Next.
   • By default, the specifications of new nodes are the same as the instance specifications and cannot be modified.

4. On the displayed page, confirm node configurations.
   • To modify the configuration, click Previous to go back to the page where you specify details.
   • If you do not need to modify your settings, click Submit to add the nodes.

5. View the result of adding nodes.
   • The status of the DB instance in the instance list is Adding node.
   • After the nodes are added, the DB instance status becomes Available.
   • Click the DB instance name. In the Node Information area on the Basic Information page, view the information about the new nodes.