Before virtualization, understanding the inter-dependencies in a typical network environment was fairly straightforward. A connected with B connected with C.
There are a rising number of companies turning to the cloud to host their enterprise applications. The much vaunted benefits such as lower cost, reduced need for physical data center space, and flexibility undoubtedly make it an attractive option, but many factors should be considered before leaping in head-first.
Sophisticated computational fluid dynamic modeling has been used by Fortune 100 companies to design products ranging from automobiles to hypersonic spacecraft, and has been more recently adapted to data center cooling and airflow analysis.