Click the tab that corresponds to the display option you want to change. Click the:
Applications tab to view details or large or small icons.
Processes tab to select the columns you want to display.
Performance tab to change the CPU History graph and show kernel times.
Networking tab to view information about your network connection.
On the View menu, click the command you want.
To show kernel times to add red lines to the CPU Usage and CPU Usage History graphs, click the Performance tab. On the View menu, click Show Kernel Times. The red lines indicate the amount of CPU resources consumed by kernel operations.