Tier 1 application


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Tier 1 application

An information system that is vital to the running of an organization. Tier 1 applications include enterprise resource planning (see ERP) and customer relationship management (see CRM).
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Virtualising tier 1 applications is critical to the success of a private cloud," Gary Chen, research manager for Cloud and Virtualisation System Software at IDC, writes in awhite paper:
Considerations for Virtualising Tier 1 Applications
Unlike Tier 2 applications, which can usually be virtualised in a self-contained manner, your Tier 1 applications touch on many people, processes and technologies.