The Database Manager GUI provides you with an overview of the operating system resources that the database instance is using, how the database sessions have been distributed among the threads and the status of the active database sessions.
There are additional functions available, but these should be reserved for support employees and developers.
The database instance is the ONLINE or the ADMIN operational state.
2. Choose Instance ® Check ® Database Server.
3. Select the type of information you want.
4. To display the details, choose Actions ® View.