Hi Lucas, There are usually some logs in system.log at node startup regarding JMX initialization, are those OK ?
On 5 April 2018 at 22:13, Lucas Benevides <lu...@maurobenevides.com.br> wrote: > Dear community members, > > I have just upgraded my Cassandra from version 3.11.1 to 3.11.2. I kept my > previous configuration files: cassandra.yaml and cassandra-env.sh. However, > when I started the cassandra service, I couldn't connect via JMX (tried to > to it with a java program, with JConsole and a prometheus client). > > When I run netstat -na it does not show port 7199 open. > Tried to look at the logs but didn't see anything. > > Can you figure out why it happened and point any possible solution? Config > files enable JMX with authtenticaion=false, but it doesn't work. > > Thanks in advance, > Lucas Benevides >