cd ${OE_AGENT_HOME}/checks_enabled
ln -s ../checks_available/ ./

Apache Tomcat also ships with by default disabled status page. In order to get stats from tomcat, you should edit CATALINA_HOME/conf/tomcat-users.xml and enable role manager-jmx. To do this enter following to tomcat-users.xml and restart Tomcat .

<role rolename="manager-jmx"/>
<user username="User" password="Pass" roles="manager-jmx"/>

If you see 403 Access Denied, try to edit CATALINA_HOME/webapps/manager/META-INF/context.xml and somment Valve :

<Context antiResourceLocking="false" privileged="true" >
<Valve className="org.apache.catalina.valves.RemoteAddrValve" allow="127\.\d+\.\d+\.\d+|::1|0:0:0:0:0:0:0:1" />
${OE_AGENT_HOME}/ restart
Name Description Type Unit
tomcat_daemonthreadcount Amount of running Java daemon threads gauge None
tomcat_heap_commited Java Heap committed gauge Bytes
tomcat_heap_init Java Heap init gauge Bytes
tomcat_heap_max Java Heap max gauge Bytes
tomcat_heap_used Java Heap used gauge Bytes
tomcat_lastgc_0 Young generation GC time gauge Milliseconds
tomcat_lastgc_1 Old generation GC time gauge Milliseconds
tomcat_nonheap_commited Java non Heap committed gauge Bytes
tomcat_nonheap_init Java non Heap init gauge Bytes
tomcat_nonheap_max Java non Heap max gauge Bytes
tomcat_nonheap_used Java non Heap used gauge Bytes
tomcat_peakthreadcount Peak amount of Java threads gauge Bytes
tomcat_threadcount Running threads of tomcat gauge None
tomcat_totalstartedthreadcount Total amount of threads started by tomcat counter None