Consolidation and infrastructure efficiency
Faster provisioning of applications and better configuration management
Universal high-availability services
Automated resource optimization, and dynamic scaling of applications.
However, the applications themselves are often the most complex and most critical to a business, and questions around stakeholder buy-in, architecture, and ISV support and licensing must be addressed before taking the plunge. Unlike Tier 2 applications, which can usually be virtualized in a self-contained manner, your Tier 1 applications touch on many people, processes and technologies.