After you create an application in Serverless App Engine (SAE), you may frequently update the application. If an error occurs in the new version, you must roll back the application to a previous version.
Prerequisites
Procedure
Log on to the SAE console. In the left-side navigation pane, choose . On the page that appears, select a region in the top navigation bar and a namespace from the Namespace drop-down list, and then click the desired application name.
On the Basic Information page of the target application, click Roll Back Application to Earlier Version.
On the Roll Back Application to Earlier Version page, configure the following parameters, and click OK.
Select the earlier version to which you want to roll back the application.
Optional: Click Select Phased Release/Canary Release Policy, and then configure the release policy.
Verify the result.
Go to the Change Details page to view the change records. You can use one of the following methods to view the result.
Method 1: In the upper part of the Basic Information page, click Change Details. On the Change Details page that appears, view the execution status of the change.
Method 2: In the left-side navigation pane, click Change Records. On the Change Records page that appears, view the value of the Execution Status cell. If Executed is displayed in the Execution Status column, roll back is successful. Click View in the Actions column. On the Change Details page that appears, view the execution status of the change.