1. Data Centre World Expo 2009 Designing, building and operating high density data centres Kevin Sell Head of Technical Facilities, Telstra International EMEA

2. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Considerations Why Build High Density Market data & trends Customer requirements Efficient use of floor space Selecting the correct solution Efficiency Cost Scalability Suitability for purpose

3. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Considerations Installation requirements Can your existing infrastructure handle high density Can the building handle high density Effective project management Speed of completion Interlinking of installation contractors

4. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Considerations Customer experience Deliver what the customer wants Visibility of power consumption from remote Visibility of environmental conditions from remote Customer confidence in the infrastructure Ongoing maintenance Maintenance without customer impact Modular systems for ease of maintenance

5. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Market Trends Data Centre Power Trends

6. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Market Trends Industry trends Growth of e-commerce. Outsourcing/cost-reduction. The increased corporate focus on cost reduction as a necessity. Data backup/recovery. Increasing broadband penetration. Bandwidth-intensive services.

7. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Server Trends HP View* 2007: 18% of all x86 servers sold are Blades 2008 (forecast): 25 – 30% of all x86 servers sold are Blades (*68.5% of Blade market share/ 48.6% of x86 server market share) IBM View 2007:12% of all x86 servers sold are Blades Q1/08:18% of all x86 servers sold are Blades Key Facts: Average Blade Server Chassis requires 4-5kW Average customer deployment is 2 Blade Chassis (8-10kW)

8. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Selecting the right solution Selection of rack densities to provide greater choice 3, 5, 10 and 17kW rated racks provide a good range of our sales team to take out to customers

9. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Selecting the right solution Maximum efficiency In-row cooling units were utilised; fan speeds and chilled water valves operate in accordance with the load.

10. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Selecting the right solution In row cooling

11. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Selecting the right solution

12. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Selecting the right solution

13. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Selecting the right solution UPS solution

14. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Selecting the right solution Scalability Revenue being realised before project completion.

15. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Installation requirements A fully loaded rack containing 3 x Blade chassis sited alongside an in-row cooling unit weighs 550kg, making a 12 rack high density enclosure almost 7 tonnes. Add to that the weight of the chilled water pipe work and you will be over 5kN/M 2. Sufficient floor loading must be available. A structural engineer is advisable. Power and chilled water availability must also be allocated to the project. Working within a live data centre environment requires a strict program and meticulous project management along with thorough understanding between all contractors.

16. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Customer experience Visibility of power consumption

17. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Customer experience Visibility of power consumption

18. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Customer experience Visibility of environmental conditions

19. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Customer experience Visibility of environmental conditions

20. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Customer experience Visibility of environmental conditions

21. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Customer experience Compatible with existing conventional data suites

22. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Customer experience Compatible with existing conventional data suites All these tools give customers visibility and confidence in the infrastructure

23. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Monitoring and maintenance The same remote power and environmental monitoring available to the customers is also available to the data centre operator. Thresholds are created which create alarms should more power be drawn than the customer is contracted for.

24. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Monitoring and maintenance Thresholds are set on the software which controls the cooling units. This enables any alarms or warnings to be sent either directly to a BMS system or even e-mail individuals if required.

25. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Monitoring and maintenance The in-row cooling units are easily accessible from the hot or cold aisle for maintenance. An automatic leak detection system operates local isolation valves in the event of a leak. The units are configured as N+1 to enable maintenance to take place with zero impact on the cooling capacity

26. February 2009 © Telstra Corporation Limited. Data World Expo Presentation Questions?