Tag Archives: Java Management Extensions

Migrating from EJB to Spring and from JBoss to Apache Tomcat: A Real-Life Case Study of Hyperic v4.5 Release

This case study on migrating the open source web application monitoring and management software, Hyperic, to the Spring Framework and Apache Tomcat was originally delivered by Jennifer Hickey at the 2010 SpringOne 2GX conference. This migration work was done for Hyperic v4.5 release. Here are some of the advantages cited about this migration: 1. Improved […]

JBoss App Server Memory and Thread Info Using JMX Console

JBoss AS (Application Server) provides some useful information through its JMX console that’d be helpful in understanding the deployed applications and doing some performance tuning. The provided information include server performance, how much memory is used, the total CPU time each thread has used etc.. How to know all this info? Open the below URL […]

How to reload an application WAR in JBoss using twiddle utility?

Enabling JMX in JBoss To enable JMX access to JBoss, add the following arguments to JBoss VM args: -Dcom.sun.management.jmxremote The above line will enable only local monitoring. To enable remote JMX connection we need to specify the port which the JMX server will listen for remote connections. -Dcom.sun.management.jmxremote.port=9004 (or any other port number) The JMX […]