Peder and Sheng have written a good article for CIO on the "7 Requirements for Building Your Cloud Infrastructure" Here are the highlights. Visit CIO for the fulll article which is well worth the read.
- Heterogeneous Systems Support
- Service Management
- Dynamic Workload and Resource Management
- Reliability, Availability and Security
- Integration with Data Center Management Tools
- Visibility and Reporting
- Administrator, Developer and End User Interfaces