How to increase connection pool size in JBoss?

You can increase the connection pool size in JBoss application server in simple three steps.

1. Figure out the datasource.xml from JBOSS_HOME/SERVER_INSTANCE/deploy. In case of Oracle the file will be named as oracle-ds.xml.

2. Add below given tags into the xxxx-ds.xml file.

jbossConnectionPoolXML

3. Restart the JBoss application server.

You can verify the pool size in JMX console uder jboss.jca ManagedConnectionPool section.

JBoss Connection Pool XML

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