The image db_control_output.gif shows a sample output. From the top, the lines are:

The original status command.

Oracle Enterprise Manager 11g Database Control Release 11.2.0.2.0.

A copyright statement.

https://127.0.0.1:1158/em/console/aboutApplication

Oracle Enterprise Manager 11g is running.

Logs are generated in directory /var/lib/oracle/dbfw/127.0.0.1_dbfwb/sysman/log