Start Tomcat with different server.xml

Edit catalina.sh script which under ${CATALINA_HOME}/bin，change all
org.apache.catalina.startup.Bootstrap "$@" start \
to
org.apache.catalina.startup.Bootstrap "$@" -config /data/fkong/tomcat/server.xml start \
Note: Pay attention to the red text. You can use different server.xml file to start tomcat.