All servers in a domain run either in development mode or production mode. In general, production mode requires you to configure additional security features. For information on the differences between the two modes, refer to "Creating a WebLogic Domain" in Creating WebLogic Domains Using the Configuration Wizard.
To configure all servers in a domain to run in production mode:
Result
As each Managed Server starts, it refers to the mode of the Administration Server to determine its runtime mode.
Note: Once you have changed to production mode, whether by using a start command argument, the Console, or WLST, you cannot change back to development mode without restarting the server.