In the tree component, select the Configurations node.
Select the instance to configure:
Select the EJB Container node.
Click the EJB Timer Service tab.
Set the minimum delivery interval in milliseconds in the Minimum Delivery Interval field.
Minimum Delivery Interval is the minimum number of milliseconds allowed before the next timer expiration for a particular timer can occur. Setting this interval too low can cause server overload.
Set the maximum number of attempts the timer service makes to deliver the notification in the Maximum Redeliveries field.
Set the interval, in milliseconds, between redelivery attempts in the Redelivery Interval field.
Restart the Application Server.