PersistentManager for sessions in Tomcat

in Context.xml,
under tag
add the below code..

note :

Tomcat provides a way to store web sessions data that is resilient to server reboots using the org.apache.catalina.session.PersistentManager as described in http://tomcat.apache.org/tomcat-6.0-doc/config/manager.html

and

http://community.jboss.org/thread/39492