This topic describes how to delete a node from an ApsaraDB RDS for MySQL instance that runs RDS Cluster Edition. An RDS instance that runs RDS Cluster Edition is referred to as an RDS cluster.
Prerequisites
An RDS cluster is created.
The RDS cluster is in the Running state.
Usage notes
After you delete a node, connections to the deleted node are interrupted for a short period of time. Connections to other nodes are not affected. You can specify a weight for the node that you want to delete. This way, the system does not forward requests to the node. You do not need to modify your application configuration.
An RDS cluster must contain one primary node and at least one secondary node.
Billing rules
For more information about the billing rules after you delete a node, see Specification changes.
Procedure
- Go to the Instances page. In the top navigation bar, select the region in which the RDS instance resides. Then, find the RDS instance and click the ID of the instance.
In the Instance Topology Management section, click Add or Delete Node.
In the dialog box that appears, select Delete Node and click Next step.
Click the
icon to the left of the node that you want to delete. NoteIf you want to cancel the deletion operation, click Restore to the left of the node that you want to delete.
Read and select Terms of Service and click Pay Now.
Related operations
Operation | Description |
Deletes a node from an ApsaraDB RDS for MySQL instance that runs RDS Cluster Edition. |