Basic of Cloud computing

1. Cloud Computing
Vivek Madurai
@vivekmadurai
Sr. Tech Lead – Engineering
OrangeScape Technologies
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2. What is cloud computing?
Is this cloud computing?
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3. What they are saying?
“Biggest Paradigm Shift in 20 years”
“Game Changers”
“Pay As You Go”
“IaaS”
“SaaS”
“PaaS”
“Tremendous Cost Cutting”
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4. Who Cares ?
Whats in it for me?
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5. Real time example?
Say you just moved to a new city
And looking for a home to live
You can either
Build a house or
Rent an apartment
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6. If you Build?
Important decision you have to make
Initial investment, how big or small
Maintenance cost,
Government tax,
Plumber,
Electrician...
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7. If you Rent?
You make a simpler decision
High quality infrastructure
Just pay your rent
and utilities
Pay as you go
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8. Back to cloud computing
Let’s translate to
Cloud Computing?
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9. Building enterprise software
is like….
Building Bungalow
in middle of City
Need to Hire an Army of IT Engineers
Software Upgrade
Support
Backup/Restore
Service Pack
Development Network issues
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10. What about changes
In the mean time many
thing changes
Bankruptcy
Time to market
Economy upside down
Layoffs
Can we bridge these Gaps
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11. New way of thinking
Cloud Computing is not
the answer
for all
But it definitely simplifies our lives
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12. Deployment model
“public cloud”
“private cloud”
“hybrid cloud”
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13. Public cloud
it is like renting an
apartment
Accessible only via
internet
No direct connectivity
Resources are available to generic public
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14. Private cloud
it is like building an
own house
Operates for one organization
Security is addressed here
No internet dependency
But they have to be build
and managed
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15. Hybrid cloud
building an own house
Renting party halls
Secure transaction are
maintained privately
Common operations are open
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16. Different layers of cloud?
$21b by 2012 @ 20%
Cloud Apps: Application delivered to the end
users on a pay-by-use model. e.g:
Salesforce.com, SuccessFactors
$9b by 2012 @ 160%
Cloud Middleware: Simplifies SaaS development,
accelerates time to market & ALM eg: OrangeScape,
force.com, many others
Cloud OS: Defines an auto scaling architecture over IaaS.
e.g: Google GAE, Microsoft Azure
$4b by 2012 @ 60%
Cloud Infra: Infrastructure on demand - makes pay-by-
use feasible. e.g: Amazon EC2, GoGrid, NetMagic
Source: AMR, Gartner, IDC, William Blair & Co
Service Models
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17. Why IaaS?
giant datacenters
across the globe
High Availability
Network is always up
High Traffic, load balance
Your data is replicated
3 or 4 times in their data center
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18. IaaS
Leave it to the leaders..
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19. Why PaaS?
Programming language
execution environment
Web sever Data base
Auto scaling
Operating system
Zero hardware and software maintenance
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20. PaaS
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21. Why SaaS?
Business user/Consumer
Access app from
cloud client
Large cloud users - Multitenant
Here comes the Money
Monthly/yearly flat fee per user
Cloud client – PC, smart phones , tablet, desktop
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22. SaaS
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23. Is it really linked to Us?
As an end-consumer, believe it or not
you’ve been using Cloud for long times
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24. to summarize
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25. Why Cloud?
Concept: MWD Advisors
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26. Issues
“privacy”
“Compliance”
“security”
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27. Future of Cloud
“SaaS”
“hybrid cloud”
“cloud gamming”
“Multitenant”
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28. © 2003-10, OrangeScape Technologies Limited. Confidential

29. Reference
 National Institute of Standards and Technology
http://csrc.nist.gov/publications/nistpubs/800-145/SP800-145.pdf
Clash of the cloud
http://www.economist.com/node/14637206?story_id=14637206
What is cloud computing
http://www.dummies.com/how-to/content/what-is-cloud-computing.html
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30. Thank you
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