Creating Performance Alerts
You can use performance alerts to notify you and others when certain events occur or when certain performance thresholds are reached. You can also use performance alerts to generate events that are logged in the Application event log and to start applications and performance logs.
After you select the Alerts node in the left pane of Performance Monitor, you should see a list of current alerts (if any) in the right pane. A green log symbol next to an alert, as shown in the following screen, indicates it is active. A red log symbol indicates the alert is inactive and won't be triggered even if the performance alert condition is reached.
You can manage an existing alert by right-clicking its entry in the right pane and then ...