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2. Migration conSiderationS When a company decides to migrate from one application server to another, there may be several possible drivers involved. Common drivers deal with cost, increasing development innovation, or combining datacenters with different technologies. migRation dRiVeRs • Cost • Gain the ability to distribute server with application to customers • Eliminates per-CPU licensing • Allows the use of cheaper hardware and more robust clusters • Lowers support costs • Expansion of server farms • Conformance to standards • Integration and customization • Flexibility • Failure of outsourcing • Mergers and acquisitions • Datacenter consolidation • Adoption of rapid development techniques • Desire for latest features and capabilities • Performance • Scalability Red Hat Consulting Strategic Migration Planning Guidewww.jboss.com 5 Whatever the particular drivers are, it is important to bear them in mind when planning migrations. Drivers help dictate priorities and methods when migrating. They are key to determining which migration scenario applies and how it should be deployed. For example, if a major driver is the desire to benefit from the latest features and capabilities, the migration project will need to delineate the features desired and determine which can be achieved by changing configurations and which will require updating source cod