All, I am copying in here what I have done to make this work in Ubuntu 16.04. I would recommend do the reading in the links in this post before implementing the following.
*#Move the JDBC driver to the tomcat container instead of the geoserver application.* sudo mv /opt/apache-tomcat-7.0.73-1/webapps/geoserver/WEB-INF/lib/postgresql-9.4.1211.jar /opt/apache-tomcat-7.0.73-1/lib/postgresql-9.4.1211.jar sudo mv /opt/apache-tomcat-7.0.73-2/webapps/geoserver/WEB-INF/lib/postgresql-9.4.1211.jar /opt/apache-tomcat-7.0.73-2/lib/postgresql-9.4.1211.jar sudo mv /opt/apache-tomcat-7.0.73-3/webapps/geoserver/WEB-INF/lib/postgresql-9.4.1211.jar /opt/apache-tomcat-7.0.73-3/lib/postgresql-9.4.1211.jar sudo mv /opt/apache-tomcat-7.0.73-4/webapps/geoserver/WEB-INF/lib/postgresql-9.4.1211.jar /opt/apache-tomcat-7.0.73-4/lib/postgresql-9.4.1211.jar *#Edit all the context.xml files for the different tomcat instances.* sudo nano /opt/apache-tomcat-7.0.73-1/conf/context.xml sudo nano /opt/apache-tomcat-7.0.73-2/conf/context.xml sudo nano /opt/apache-tomcat-7.0.73-3/conf/context.xml sudo nano /opt/apache-tomcat-7.0.73-4/conf/context.xml *#Add the following lines in context.xml files which are edited.* <Resource name="jdbc/resource_name" auth="Container" type="javax.sql.DataSource" driverClassName="org.postgresql.Driver" url="jdbc:postgresql://private_host_ip:5432/database_name" username="database_username" password="database_password" maxActive="20" maxIdle="10" maxWait="10000" minEvictableIdleTimeMillis="300000" timeBetweenEvictionRunsMillis="300000" validationQuery="SELECT 1"/> *#Restart all tomcat instances* sudo service tomcat-1 restart sudo service tomcat-2 restart sudo service tomcat-3 restart sudo service tomcat-4 restart Regards, D. -- View this message in context: http://osgeo-org.1560.x6.nabble.com/Database-pooling-for-clustered-Geoserver-configuration-tp5306937p5309251.html Sent from the GeoServer - User mailing list archive at Nabble.com. ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot _______________________________________________ Geoserver-users mailing list Geoserver-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/geoserver-users