Viewing Parameter Change History

Scenarios

You can view parameter change history of an instance or one of its custom parameter templates based on service requirements.

In a newly exported or created parameter template, change history is left blank.

Viewing Change History of a Custom Parameter Template

1. Log in to the management console.
2. In the service list, choose Databases > GeminiDB Mongo API.
3. In the navigation pane on the left, choose Parameter Templates. On the Custom Templates page, click the parameter template you want to view.
4. In the navigation pane on the left, choose Change History. Then, view the name, original value, new value, modification status, and modification time of the target parameter.
   Figure 1 Viewing change history of a customer parameter template
   

   You can apply the parameter template to instances by referring to Applying a Parameter Template.

Viewing Parameter Change History of an Instance

1. Log in to the management console.
2. In the service list, choose Databases > GeminiDB Mongo API.
3. On the Instances page, locate the instance whose parameter change history you want to view and click its name.
4. In the navigation pane on the left, choose Parameters. On the Change History page, view the name, original value, new value, modification status, and modification time of the target parameter.
   Figure 2 Viewing parameter change history of an instance