Deleting dds mongos Nodes from a Cluster Instance

Scenarios

You can delete dds mongos nodes that are no longer used to release resources.

Precautions

• Deleted nodes cannot be restored. Exercise caution when performing this operation.
• If you have enabled operation protection, two-factor authentication is required for sensitive operations to secure your account and cloud products. For details about how to enable operation protection, see Identity and Access Management User Guide.
• Nodes cannot be deleted from instances that have abnormal nodes.
• At least two available nodes must be retained.

Procedure

1. Log in to the management console.
2. Click in the upper left corner and select a region and a project.
3. Click in the upper left corner of the page and choose Databases > Document Database Service.
4. On the Instances page, click the cluster instance name.
5. In the Node Information area on the Basic Information page, click the dds mongos tab, locate a target node, and choose More > Delete in the Operation column.
   Figure 1 Node information
   

6. Click Yes.
7. If you have enabled operation protection, click Start Verification in the Delete Node dialog box. On the displayed page, click Send Code, enter the verification code, and click Verify. The page is closed automatically.