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You can test failover by stopping the geronimo server that owns the sticky session and seeing that the next http request will failover into the remaining cluster member. The httpsession data from the previous request should be recovered and displayed in the refreshed browser window.

Tips *

• When testing using a web browser, make sure that you erase cookies and cached pages between test cases. Browser caching can cause confusion when testing.

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• Make sure your application has the distributable attribute defined in web.xml
• Memory to memory replication currently requires that

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• all cluster members must reside on the same physical subnet since multicast broadcast is used. Make sure all cluster members are on the same physical subnet and that multicast broadcast is supported on the subnet.

Also, see http://tomcat.apache.org/tomcat-5.0-doc/cluster-howto.html for more information on tomcat clustering.

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