Types of deployment

The deployment staging mode determines how deployment files are made available to the target servers that must deploy an application or standalone module. The Tomcat 7 server provides three different options for staging files listed as follows:

• Stage mode

• Nostage mode

• External_stage mode

The following table describes the behavior and best practices for using the different deployment staging modes:

Deployment Staging Mode	Behavior	When to Use
Stage	The Tomcat administrator first copies the deployment unit source files to the staging directories of the target servers and then the target servers deploy them using their local copy of the deployment files.	Deploying small or moderate-sized applications to multiple Tomcat 7 server instances. Deploying small or moderate-sized applications to a cluster.
Nostage	The Tomcat administrator does not copy the deployment unit files. Instead, all servers deploy using the same physical copy of the deployment files, which must be...