left pane of the Administration Console, select
right pane, click the Web application you want to monitor.
the Monitoring->Web Application tab to
display monitoring information such as active server count, the number
of associated servlets, and session statistics pertaining to the Web
(Optional) Click the Refresh icon
to refresh the monitoring data.The data will refresh regularly until you click the icon again. The icon displays a circular
animation to indicate that the Administration Console is periodically polling the server.