On Thu, Aug 9, 2018 at 2:39 PM Mark Thomas <ma...@apache.org> wrote: > > On 09/08/18 01:06, Daniel Savard wrote: > > > Louis, > > > > I believe you need to understand a bit more how things are working with > > Java and the JVM. > > Actually Daniel, it is you who needs to understand things better. > > > Louis, > > Clearly, when Tomcat is started a new JVM instance is created and it > listens on the configured JMX ports. > > The problem is that when Tomcat is stopped another JVM instance is > created (to send the stop message to the first) and that uses the same > configuration. Hence it tries to open the same JMX port and fails > because it is already bound. > > If you were running from the command line, the fix would be easy. Put > the JMX options in CATALINA_OPTS and they'd only be used on start but > not stop. (JAVA_OPTS are used on both start and stop). > > There is also a simple fix if running as a Windows Service. The Windows > Service wrapper is simply a renamed version Apache Common Daemon. When > running a Java program as a Windows service there are three ways it can > be integrated. > > 1. jvm. The Windows service wrapper starts and embedded JVM using the > provided parameters and then calls the start method on the appropriate > class. To stop, it calls the stop method on the appropriate class in the > embedded jvm. > > 2. Java. The Windows service wrapper starts a separate Java process with > the provided parameters. On stop, a second Java process is started using > the same parameters which is expected to communicate with the first > process and stop it. > > 3. exe. Same as 2 but any executable can be used rather than java.exe. > > You see the error you are see because you are using Java mode. Switch to > jvm mode and all should be well. > > Finally 7.0.54 is very old. I strongly recommend an upgrade at least to > the latest 7.0.x release is not 8.5.x/9.0.x > > Mark > One question Mark, if I use org.apache.catalina.mbeans.JmxRemoteLifecycleListener, would that work as JVM mode or Java mode?
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