See this page for more details on how to install Apache Tomcat:
https://help.ubuntu.com/lts/serverguide/tomcat.html

Download Apache Tomcat: http://tomcat.apache.org

Extract the file "apache-tomcat-9.0.0.M13.tar.gz" in the folder you want to install Tomcat: /opt/apache-tomcat-9.0.0.M13
$ tar -xf ~/Downloads/apache-tomcat-9.0.0.M13.tar.gz -C /opt/
Change the folder permissions:
$ chmod -R 755 /opt/apache-tomcat-9.0.0.M13/ $ sudo chown -R mtitek:mtitek /opt/apache-tomcat-9.0.0.M13/
Create a symbolic link of the Tomcat installation folder:
$ sudo ln -s /opt/apache-tomcat-9.0.0.M13/ /opt/apache-tomcat $ sudo chown -R mtitek:mtitek /opt/apache-tomcat
Verify the version of Tomcat:
$ /opt/apache-tomcat/bin/version.sh Using CATALINA_BASE: /opt/apache-tomcat Using CATALINA_HOME: /opt/apache-tomcat Using CATALINA_TMPDIR: /opt/apache-tomcat/temp Using JRE_HOME: /opt/jdk Using CLASSPATH: /opt/apache-tomcat/bin/bootstrap.jar:/opt/apache-tomcat/bin/tomcat-juli.jar Server version: Apache Tomcat/9.0.0.M13 ...
Start Tomcat:
$ /opt/apache-tomcat/bin/startup.sh
Access the default page of Tomcat: http://localhost:8080



Stop Tomcat:
$ /opt/apache-tomcat/bin/shutdown.sh

See this page for more details on logging in Tomcat:
http://tomcat.apache.org/tomcat-9.0-doc/logging.html

Logging levels in Tomcat: SEVERE, WARNING, INFO, CONFIG, FINE, FINER, FINEST, ALL

You can enable logging for a particular package in Tomcat by editing the 'logging.properties' file: $ sudo nano /opt/apache-tomcat/conf/logging.properties org.apache.catalina.level=CONFIG org.apache.tomcat.util.level=CONFIG org.glassfish.jersey.level = FINE