Virtualization

1
Virtualization

• Todd Eisenberger
• Dong Ju Lee
• Brian Mizrahi
• David Ortiz-Weissberg

2
What is Virtualization?

• Virtualization is the abstraction of resources on
  a computer system
• Platform Virtualization
• Resource Virtualization

3
What is Virtualization?

• Resource Virtualization is widely in use
• RAID
• Memory
• Clusters
• Platform Virtualization is starting to become
  popular
• Virtual Machines

4
History

• Virtual Memory
• RAID
• Platform Emulation

5
Benefits

• Platform Virtualization
• Physical space, power consumption, equipment
  costs, stability
• Resource Virtualization
• RAID
• Reliability, Speed
• Memory
• Cost, Ease of Use
• Clusters
• Cost, Speed, Reliability

6
Criticisms

• Platform Virtualization
• Reduced performance
• Resource Virtualization
• Clusters
• Abstraction from programmer difficult
• Virtual Memory
• Inconsistent response time not suitable for all
  applications

7
Opinion

• Platform virtualization has strong prospects
• Resource virtualization increasingly useful with
  the development of cloud computing and other
  massively parallel systems