Browse or change properties of WebSphere MQ connection pooling for JMS connections from an application server to WebSphere MQ as a JMS provider.
Support for connection pooling does not affect the performance of a message listener, because it retains its connections while listening on a destination, but does affect the overall JMS system performance. When a connection is no longer required, WebSphere MQ can pool the connection then reuse it later instead of destroying it.
To enable WebSphere MQ connection pooling for an application server, use the administrative console to complete the following steps:
http://www-306.ibm.com/software/integration/wmq/library/