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This comprehensive guide by Joanne M. Kossuth explores the definitions, implications, and benefits of server consolidation and virtualization. Learn how to optimize resources, reduce costs, and enhance operational efficiency in your data center.
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Server Consolidation and Virtualization Joanne M. Kossuth, Vice President for Operations and CIO, Franklin W. Olin College of Engineering
Definitions: Consolidation • Implies combining workloads from separate machines/applications into a smaller number • Combine heterogeneous workloads from multiple servers into a single larger server • Multiple workloads may be combined under a single OS, reducing OS images. • Multiple applications such as email or databases can be combined into a single system • Centralized, physical, operational
Definitions: Virtualization Virtualization tools include: Partitions Virtual machines Resource management software All enable multiple workloads to run simultaneously on larger servers
Approach • Alternate approach to growing the data center • Implications: • Real estate • Use less space • Potential cost savings • Requires fewer resources for renovations • Allows for reclamation of space for other institutional needs
Implications, Cont. • Energy usage • Improves efficiency • Uses less electricity • Requires less cooling equipment • “Greener” approach
Implications, Cont. • Flexibility and agility • Increases responsiveness to customers • Allows for increased development and test opportunities • Simplification • Standards • Images • Support • Hardware utilization • Increased utilization • Better metrics
Implications, Cont. • Costs • Reduced TCO • Reduced support • Licensing? • Disaster recovery/business continuity • Increased opportunity • Improved reliability and uptime • Reduced recovery time • Others?
Questions to Ask • Licensing • Life time costs • Compatibility • Shared storage requirements • Network hardware requirements (GB?) • Support • Internal • External
Planning the Project • Understand your goals • Assess the existing environment • Work with vendor partners on potential designs • Evaluations and assessment of vendor solutions • Staff training • Make sure to work with YOUR potential configurations and software
Planning II • Deployment plan • Ongoing evaluation and support • Don’t forget about backup planning • Multiple front ends, one backend storage array? • Standards • Implications for user experiences • Planning for change and next gen
Olin College Experience • Goals • Increase development and testing environments • Reduce the total number of servers supported • Improve agility • Reallocate costs • Streamline operations
Your Experiences • Share your experiences • Positive • Negative • Lessons learned?
Other Opportunities • Network virtualization • Storage virtualization • Desk top virtualization