1. Practical experiences with OpenNebulafor cloudifyinga SaaS
Tim Verhoeven –tverhoeven@deloitte.com
December 4th2014
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2. Introduction
My world before OpenNebula
My world today (with OpenNebula)
My world in the future (hopefully)
Contents
© 2014 Deloitte Belgium 2

3. Infrastructure Architect
•Starting playing with Linux & Open Source in school
•Made my job out of it
•Specialized in IT Infrastructure
Introduction
Tim Verhoeven
© 2014 Deloitte Belgium 3

4. Deloitte
•Oneof the big 4
•Belgium: +/-2500 employees
•Consulting division
•Information Management
Introduction
Deloitte Consulting
© 2014 Deloitte Belgium 4

5. Introduction
AMS forAnalytics
© 2014 Deloitte Belgium 5
ERP
CRM
HRM
Misc
ETL
Datamart
Datamart
Datamart
Data Warehouse
SemanticLayer
Reporting
Dashboarding
Forecasting

6. Application Management Service forAnalyticalApplications
•Manage complete Analytics applicationstack forcustomers
•Onlytechnicalaspects, notfunctional
•Upgrades, bugs, performance issues, monitoring, maintenance, …
•Small team
•At a customer or …
Introduction
AMS forAnalytics
© 2014 Deloitte Belgium 6

7. My world before OpenNebula
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8. My worldbeforeOpenNebula
Deloitte Analytics Platform
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DMZ
Data Warehouse storage
DB2
DB2
Webserver
Webserver
Cognos
Cognos
Cognos

9. Issues withthisstaticsetup
•Does notscale
•Notefficientin itsuseof resources
•Notflexible
•No automation
New customersandapplications
New hardware
•New DWH database cluster
•New “big” Blades
My worldbeforeOpenNebula
Change is in the air…
© 2014 Deloitte Belgium 9

10. My world today
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11. My worldtoday
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12. Deloitte Analytics Platform 2.0 –Ourvision
My worldtoday
© 2014 Deloitte Belgium 12
Planning
(TM1)
Customer Data Sources
Management
Stuctureddata warehouse
(SQL, Excell, CSV, …)
Unstuctureddata warehouse
(Hadoop, Shares, …)
Reporting
(Cognos)
Mining
(SPSS)
Vizualize
(Qlikview)
Analytics
(…)
…
SecuredInternet Access + Portal
DLP
ETL
Client Direct Access
•Flexible
•Secure
•Automated
•Scalable
•Monitored
•Redundant

13. Datawarehouse DB
•PostgreSQL
•Big Data?
Security
•OpenLDAP
•SELinux
Networking
•OpenvSwitch
•OpenFlow
My worldtoday
Selectionof tools
Management
•Puppet
•Foreman
•OpenNebula
Storage
•GPFS
DMZ
•Haproxy
© 2014 Deloitte Belgium 13

14. My worldtoday
WhyOpenNebula?
Open Source
Enterprise minded
CentOSpackaging
Notenforcinganplatform
Works withstock CentOShosts
Flexible& Extensible
Easy tohack & debug
© 2014 Deloitte Belgium 14
Interface topublic clouds
State/Automation engine (OneFlow)
Fancy GUI
OpenvSwitchsupport
Broadstorage support
Stablerelease cycle

15. Deloitte Analytics Platform 2.0 –The Reality
My worldtoday
© 2014 Deloitte Belgium 15

16. My world in the future
© 2014 Deloitte Belgium 16

17. Replacebynew?
Move toa public cloud?
My world in the future
Forces driving change
© 2014 Deloitte Belgium 17
Hardware End-of-Life
At customer
Toreducelatency
Cross-datacenter
Multiple DAP Instances
Analytics Lab
Innovationclientcenter
More focus on Analytics
Company internal opportunities

18. Deloitte Analytics Platform 3.0
My worldin the future
Further automation
Orchestration
Scale out
Black box
Host other environments
•Sandboxes
•Demo’s, PoC
•Other teams not specialized
© 2014 Deloitte Belgium 18

19. BuildDev& Prodenvironments (foreverything)
Test new releases
•Changes in behaviour
•New features
Read the release notes
Do no directlybuildyourproductionsetup
Do notforgetacpid
My world in the future
© 2014 Deloitte Belgium 19
Lessons learned
Online scalingof VM resources (withKVM)
PostgreSQLsupport
OpenvSwitchrulesblocksVIP’s
Support of Virtual/Service IP addressconcept
Still missing, issues, …

20. Questions?
© 2014 Deloitte Belgium 20

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© 2014. For information, contact Deloitte Belgium