Linux system Oracle 19C OEM monitoring management

What is it? ？

Is to use the image interface to control and manage ORACLE Toolset for database .

How to use it? ？

1. Default installation , If it is not installed, you can download it from the official website
   Download address ：https://www.oracle.com/enterprise-manager/downloads/cloud-control-downloads.html

Check the port ：

Modify the default port ：
exec DBMS_XDB_CONFIG.SETHTTPSPORT(5501)

The login address
The format is : https://hostname:5500/em (19c The default port is 5500).

2. Main menu ：
   system:help Help and logout Cancellation
   Home directory （database home） function : Click in the upper right corner to select a few minutes to automatically refresh the screen
   Status Present the overall state of the database , Start up time ; Instance name , Version number , Server system class