How to Enable JMX Remote Access for jconsole and Connect to Your JVM?

How to Enable JMX Remote Access for jconsole

Question: How do I activate JMX remote access on my Java Virtual Machine (JVM) to connect to it using jconsole?

Answer: To enable JMX remote access, follow these steps:

1. Consult the official JMX documentation: http://java.sun.com/javase/6/docs/technotes/guides/management/agent.html
2. Start your JVM with the following parameters:

-Dcom.sun.management.jmxremote
-Dcom.sun.management.jmxremote.port=9010
-Dcom.sun.management.jmxremote.rmi.port=9010
-Dcom.sun.management.jmxremote.local.only=false
-Dcom.sun.management.jmxremote.authenticate=false
-Dcom.sun.management.jmxremote.ssl=false

3. Example execution command:

java -Dcom.sun.management.jmxremote \
-Dcom.sun.management.jmxremote.port=9010 \
-Dcom.sun.management.jmxremote.local.only=false \
-Dcom.sun.management.jmxremote.authenticate=false \
-Dcom.sun.management.jmxremote.ssl=false \
-jar Notepad.jar

4. Note that -Dcom.sun.management.jmxremote.local.only=false may be necessary, especially in Ubuntu.
5. Be cautious with -Dcom.sun.management.jmxremote.authenticate=false, as it allows access to anyone. It may be acceptable for local machine tracking.
6. If necessary, set -Djava.rmi.server.hostname=127.0.0.1 to resolve connectivity issues.

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