Monitoring Instance Activity

In the Average Active Sessions section of the Performance page, you can use the instance charts to monitor database instance activity. As explained in "Customizing the Database Performance Page", you can also customize the Performance page so that the most useful charts are displayed by default.

You can use the instance activity charts to perform the following tasks:

• Monitoring Throughput

• Monitoring I/O

• Monitoring Parallel Execution

• Monitoring Services