JConsole is a graphical monitoring tool to monitor Java Virtual Machine

Java Virtual Machine

A Java virtual machine is a virtual machine capable of executing Java bytecode. It is the code execution component of the Java software platform. Sun Microsystems stated that there are over 4.5 billion JVM-enabled devices.-Overview:...

 (JVM) and java applications both on a local or remote machine.

JConsole uses underlying features of Java Virtual Machine

Java Virtual Machine

A Java virtual machine is a virtual machine capable of executing Java bytecode. It is the code execution component of the Java software platform. Sun Microsystems stated that there are over 4.5 billion JVM-enabled devices.-Overview:...

 to provide information on performance and resource consumption of applications running on the Java platform using Java Management Extensions

Java Management Extensions

Java Management Extensions is a Java technology that supplies tools for managing and monitoring applications, system objects, devices and service oriented networks. Those resources are represented by objects called MBeans...

 (JMX) technology. JConsole comes as part of Java Development Kit

Java Development Kit

The Java Development Kit is an Oracle Corporation product aimed at Java developers. Since the introduction of Java, it has been by far the most widely used Java SDK. On 17 November 2006, Sun announced that it would be released under the GNU General Public License , thus making it free software...

(JDK) and the graphical console can be started using "jconsole" command.

External links

• Using JConsole Sun's article on using JConsole.
• Java SE Monitoring and Management Guide A technical guide.
• Monitoring and Management for the Java Platform JMX and JConsole in Sun Developer Network.
• JConsole command manual. Command usage and options.