Overview and Approaches to Virtualisation

1
Overview and Approaches to Virtualisation
Sue Jones CIS Infrastructure Manager November
2007
2
What is virtualisation about ?

• Multiple desktops available on one physical
  desktop
• Multiple servers available on one physical server
• Multiple networks from one network port
• Multiple storage devices managed as one

3
Common Pressure Points

• Greater dependency on ICT systems
• Diverse solutions
• More complex architectures
• More non production instances
• Resilience and business continuity requirements

4
Common Pressure Points

• More servers and associated storage in the Data
  Centre
• Requirement for greater agility in provisioning
  servers and storage

5
Approaches

• Consolidation
• Clustering
• Scaling out
• Virtualisation

6
(No Transcript)
7
(No Transcript)
8
(No Transcript)
9

10
(No Transcript)
11
(No Transcript)
12
Becoming an ICT Provisioning Service ?

• Funding models
• Central management of all ICT funding
• All funding through work programme projects

13
Deployment

• Big Bang
• Opportunities for technology refresh
• Incremental or staged approach
• Pressure points and quick wins first ?

14
Choices

• Virtualise old estate ASIS or rebuild ?
• New provisioning for Development and Test vs new
  Production ?
• Providing scalable capacity

15
Managing shared resources

• Use the monitoring and management tools and
  adjust allocations
• More automated management of allocations
• More automated management of whole resource estate

16
Staffing and skills

• New roles
• Greater opportunity to be proactive
• ITIL

17
Virtualisation

18