JConsole is one of the best monitoring utilities that comes with JDK 1.5 or later. The full form of the JConsole is the Java Monitoring and Management Console. It's a graphical tool, which gives complete details of the application and server performance. It gives us the following information about the application hosted in Tomcat 7:
Detect low memory
Enable or disable the GC and class loading verbose tracing
Control the log level of any loggers in an application
Access the OS resources—Sun's platform extension
Manage an application's Managed Beans (MBeans)
In order to use the JConsole for Tomcat 7 monitoring, we have to enable the Java Management Extension (JMX) on Tomcat 7. By doing this, we can monitor the Tomcat 7 server details from our desktop machine also, or in simple terms, we can monitor the server status remotely without logging into the server machine. It gives great flexibility to the administrator to work...