The document outlines the process of decommissioning a data centre, emphasizing the importance of transitioning to cloud services, managing hardware lifecycle, and addressing lockdown and hybrid working challenges. It provides a checklist including discovery, implementation, and disposal phases for managing assets, costs, and dependencies. Additionally, it discusses various scenarios related to moving disaster recovery to the cloud and highlights resources for further assistance.

1. HOW TO DECOMMISSION
A DATA CENTRE

2. WWW.DATABARRACKS.COM
INTRODUCTION AND AGENDA
HOW
TO
DECOMMISSION
A
DATA
CENTRE
Duration: 30 mins Type questions on the
right hand side
Slides & recording will
be sent to you following
the session

3. WWW.DATABARRACKS.COM
WHY DECOMMISSION A DATA CENTRE?
HOW
TO
DECOMMISSION
A
DATA
CENTRE
1. Hardware reaching end of life
2. Making first moves into the cloud
(taking advantage of cloud
economics)

4. WWW.DATABARRACKS.COM
COST BENEFITS
HOW
TO
DECOMMISSION
A
DATA
CENTRE
Cost vs usage for traditional
Disaster Recovery
Cost vs usage for DR in the
cloud

5. WWW.DATABARRACKS.COM
WHY DECOMMISSION A DATA CENTRE?
HOW
TO
DECOMMISSION
A
DATA
CENTRE
1. Hardware reaching end of life
2. Making first moves into the cloud
(taking advantage of cloud
economics)
3. Lockdown and hybrid working

6. WWW.DATABARRACKS.COM
THE CHECKLIST
HOW
TO
DECOMMISSION
A
DATA
CENTRE
1. Discovery
Define the scope
Set a budget
Set a timetable
Identify stakeholders
Select a project manager
Select suppliers (if needed)
Create the inventory of assets and
dependency map
2. Implementation
Setup new backups and replication
Testing (Functional and UAT)
Big bang or phased cutover?
3. Disposal
Ship hardware to other site (s)
Recycle or safely dispose
Securely destroy

7. WWW.DATABARRACKS.COM
HOW
TO
DECOMMISSION
A
DATA
CENTRE
1. Define the scope
2. Set a budget
3. Set a timetable
4. Identify stakeholders
5. Select a project manager
6. Select suppliers (if needed)
7. Create the inventory of assets and dependency
map
DISCOVERY

8. WWW.DATABARRACKS.COM

9. WWW.DATABARRACKS.COM

10. WWW.DATABARRACKS.COM
TECHNOLOGY DEPENDENCYMAP
HOW
TO
DECOMMISSION
A
DATA
CENTRE

11. WWW.DATABARRACKS.COM
HOW
TO
DECOMMISSION
A
DATA
CENTRE
LOCATING LICENCES AND CANCELING ONGOING CONTRACTS

12. WWW.DATABARRACKS.COM
WHAT CAN WE KEEP & WHAT DO WE NEED TO ADD?
HOW
TO
DECOMMISSION
A
DATA
CENTRE
• Can hardware be reused?
• What are we losing and need to
replace?
• What are the knock-on effects of
that change?

13. WWW.DATABARRACKS.COM
Manchester
Office & primary DC
SCENARIO 1 - MOVING DR TO THE CLOUD
London
Office and DR site

14. WWW.DATABARRACKS.COM
Manchester
Office & primary DC
SCENARIO 2 - CLOSING AN OFFICE
London
Office and DR site

15. WWW.DATABARRACKS.COM
IMPLEMENTATION
HOW
TO
DECOMMISSION
A
DATA
CENTRE
1. Setup new backups and
replication
2. Testing (Functional and UAT)
3. What kind of cutover? Big bang
or phased?

16. WWW.DATABARRACKS.COM
SCENARIO 3 - MIGRATING A PRODUCTION DATA CENTRE

17. WWW.DATABARRACKS.COM
HOW
TO
DECOMMISSION
A
DATA
CENTRE
MODERN, HYBRID IT
Your data

18. WWW.DATABARRACKS.COM
DISPOSAL
HOW
TO
DECOMMISSION
A
DATA
CENTRE
1. Ship hardware to other site(s)
2. Recycle or safely dispose
3. Securely destroy

19. WWW.DATABARRACKS.COM
SCENARIO 4 – SOFTWARE DEVELOPMENT & MICROSERVICES ARCHITECTURE
HOW
TO
DECOMMISSION
A
DATA
CENTRE

20. WWW.DATABARRACKS.COM
HOW
TO
DECOMMISSION
A
DATA
CENTRE
RESOURCES
Checklist – How to decommission a data centre
PDF
Webinar - How to set up Disaster Recovery
https://youtu.be/GPjhItJq2U8
Tool - Technology Dependency Map
https://tools.databarracks.com/#/technology-
dependency-map/form
Case study - Spotify's Journey to the Cloud
https://www.youtube.com/watch?v=5aBORQim-KM

21. WWW.DATABARRACKS.COM
HOW
TO
DECOMMISSION
A
DATA
CENTRE
QUESTIONS?