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Green
Cloud Computing
Can Clouds Be Green?




      Seungyun LEE
      <syl@etri.re.kr>
           ETRI
GREEN VS. CLOUD
Green Cloud Computing
What is Cloud Computing?
New Paradigm Shift
• Value of On-Line Computing
    Everything is connected !!!

• from World Wide Web to World Wide Computing
    Make it possible everything as-a-service !!!

• Ubiquitous Environments
    device, whichever you used !!!
It’s Real !

          Inevitable ?

                      OverHype ?


 Everything is going to be on the Cloud !!!
More than 20 definitions in the world !
Definition
• Remarkable
 A pool of abstracted, highly scalable, and managed compute
 infrastructure capable of hosting end-customer applications and billed
 by consumption.
 A style of computing in which dynamically scalable and often virtualized
 resources are provided as a service over the Internet.
 Cloud computing is an emerging approach to shared infrastructure in
 which large pools of systems are linked together to provide IT services.

• For business perspective,
 Cloud computing is providing IT infrastructure and environment to
 develop/host/run services and applications, on demand, with pay-as-
 you-go pricing, as a service.
The Clouds,
The Outsourcing of everything !




        *Source: http://arvino.typepad.com/digital_living/2007/08/the-outsourcing.html
CLOUD COMPUTING

On-demand Outsourcing
    Pay-as-You-Go
내가 원하는 서비스를 네트워크를 통해 사용하고,
      사용한 만큼 지불하는 것
Cloud Computing
Private Car vs. Rental or Public Vehicle ?

                         Cheap Price




                       Easy
                              -to-u           Pay-as-you-go
                                   se




                                      What
                                             ever-
                                                     you-w
                                                          ant
Cost              Device
                                     Independency
                     Effective

   High                                                  Location
   Agility                                            Independency
                           Cloud Computing



  Multi                                                     Sustainability
                                                                                        l!
Tenancy

                                                                                    n ta
                                                                              R e
             Reliability                     Security
                                                                       from
                                                                fits
                             Scalability
                                                          n e
                                                    B e
                                             B ig
h ived new
                                           ages of their arc
                                          m                    ekend to
                               canned i              ver a we
                    p loaded s t 1TB of data) o onal credit card
      York  Times u       0 (almos              his pers
  ew                   92                    ng                     infinite
N              1850 -1            Times usi             le but fo
                                                                  r
 pa pers from someone in NY                   en possi
                                                      b
               (                    r  have be
Ama  zon’s S3 this would neve
             gain             cloud   capacity
for $300), a
Nothing New Technology in Cloud Computing
Related Technologies
• Grid Computing : Resource abstraction !
• Utility Computing : Pay-as-you-go !
• Web Services : Make it being Interoperable !
• SaaS : Software-as-a-Service !
• + Ubiquitous (in near future)
                              techn ology
                  tion is KEY
    Virtualiza
Virtualization Technologies
•   Public Cloud: the services are delivered to the client via the Internet from a third
    party service provider.
•   Private Cloud: these services are managed and provided within the organization.
    There are less restriction on network bandwidth, fewer security exposures and
    other legal requirements compared to the public Cloud.
•   Hybrid Cloud: there is a combination of services provided from public and private
    Clouds.
Components of Cloud Computing




                                                    !

 Software as a Service (SaaS)         Everything as a Service !
 Platform as a Service (PaaS)
 Infrastructure as a Service (IaaS)
 Network as a Service (NaaS)
Cloud Computing, Today
Challenging to Cloud Computing
Did You Know?
•   Despite security concerns, 64 percent of large enterprises
    have already deployed desktop virtualization.
          Has your organization deployed or does it plan to deploy
                          desktop virtualization?
Benefits & Challenging Issue
                           sy-t o-use
                      Ea

                     Pay for wha
                                 t you use




      Secur
            ity


     Perfo r mance
Market Estimation


                                 billion.
                         h $150.1 R) is 26.5%.
                will reac ate (CAG
      The market l growth r
     ompound annua ner 2009)
The c           (Gart




                                                 !
Obstacles & Opportunities




              *Source: ISO/IEC JTC 1 SWG-Planning Report (N9687)
Standardization Activity
        Standardization Org.                                 Participants
Open Grid Forum (OGF)                Microsoft, Sun Microsystems, Oracle, Fujitsu, Hitachi, IBM,
                                     Intel, HP, AT&T, eBay, etc
Cloud Computing Interoperability
                                     Cisco, Intel, Thomson Reuters, Orange, Sun, IBM, RSA, etc
Forum (CCIF)
Distributed Management Task Force    (Board Member) IBM, Microsoft, Novell, Oracle, Sun
(DMTF)                               Microsystems,VMware, EMC, etc

Open Cloud Consortium (OCC)          Cisco, MIT Lincoln Labs,Yahoo, various colleges including
                                     the University of Illinois at Chicago

Cloud Security Alliance (CSA)        eBay, ING, Qualys, PGP, zScaler, etc

ETSI
                                                        inning stage”
OASIS                                “ Still, ve ry beg
Object Management Group (OMG)

ISO/IEC JTC 1 SGCC (Study Group on
                                     *First Dejure Standard Body for Cloud Computing
Cloud Computing)
Can Clouds Be Green?
S  aS
                     a W
                             WW
                      GreenIT
                      Virtua
                            lizatio
                                    n
Cloud Computing is one of Green Computing
0%                                10%                                       20%                                     30%                                     40%                                     50%                    60%                   7
                      • Traditional methods of being green still dominate – like recycling and renewable energy.


               Do you view cloud computing
                      • Forty-nine percent of companies have taken the first steps to being green, while twenty-two percent have taken significant steps, which is up five
                        percent from last year.
                      • Only twenty-one percent have put their green initiatives on hold due to the2008
                                                                                                   economic climate. 2009

                    as a greener alternative
                      • Thirty-one percent of customers had also undertaken data center consolidation, which is both a cost savings and environmentally friendly initiative.
                      • Seventy-one percent of respondents said they use traditional methods of environmental sensitivity such as recycling.



          to traditional computing infrastructures?
              A new question was added to the survey this year. Rackspace asked whether customers viewed cloud computing as a greener alternative to traditional computing
              infrastructure.
10. Do you view cloud computing as a greener alternative to traditional computing infrastructures?
                      • Twenty-one percent agreed that cloud computing was a much greener alternative, while thirty-five percent were not convinced on its green benefits.
                      • Nineteen percent said the true benefits of cloud computing have not yet been realized.



                             우드 컴 퓨팅이
              THE GREEN PERSONAS OF SURVEY RESPONDENTS FELL INTO 3 DISTINCT GROUPS


                   21%만
              The Cynics
                        이 클라                                                                              The Middle Ground                                                                               The Greens


              아직 은        이라고  믿음,
              • Think green is hype & marketing “greenwash”
              • Skeptical of the intentions & qualifications of
                                                                                                          • Want to do the right thing, but don’t necessarily
                                                                                                            have the resources or funds for the green
                                                                                                                                                                                                          • Having a green image is important
                                                                                                                                                                                                          • Evaluate green best practices at all levels of



                  그린 화 기술
                ‘green’ vendors

                                이라고 생각                                                                      initiatives they want to undertake                                                              their business



                           나 과장
              • However, most are willing to recycle etc, as a                                            • Will pursue simple initiatives to promote being                                               • Select potential vendors based on their green


                        않거
                means to keep the world a more pleasant place                                               green over money savings (i.e. paperless office,                                                credentials


                  는 믿지
                to live                                                                                     home offices)                                                                                 • Willing to pay a premium for green vendors


              나머지
              • Will pursue energy efficiency as a means to save                                          • Not always comfortable with some green topics                                                 • Believe they have a personal responsibility
                money                                            • Think “green” is cool                       • Actively pursue green accreditation
                          Am not convinced on the green benefits of cloud computing.............................................35%
              • If a green vendor can save them money, great,
                otherwise a vendor should concentrate on                                                                              ~50%
                providing Toobest service & product possible, green benefits of cloud computing ..........................................25%
                           the much hype around the
                                                                                                                                                                                                                         ~25%
                  not being green
                                 Yes, cloud computing is a much greener alternative ...........................................................21%
                                         ~25%
                                 The true green benefits of cloud computing have not yet been realized .............................19%



              Toll Free: 1.800.961.2888           |      International: 1.210.312.4700                |   www.rackspace.com
              Copyright © 2009 Rackspace Hosting, Inc.    |   All trademarks, service marks, images, products and brands remain the sole property of their respective holders.   |   MODIFIED DATE: 08272009

              RACKSPACE® HOSTING     |   9725 DATAPOINT DRIVE      |   SAN ANTONIO, TX 78229 U.S.A.



                                                                                                                                                                                                               2009 RACKSPACE GREEN SURVEY
• Traditional methods of being green still dominate – like recycling and renewable energy.
                         • Forty-nine percent of companies have taken the first steps to being green, while twenty-two percent have taken significant steps, which is up five


                          How does cloud computing fit into
                           percent from last year.
                         • Only twenty-one percent have put their green initiatives on hold due to the economic climate.
                         • Thirty-one percent of customers had also undertaken data center consolidation, which is both a cost savings and environmentally friendly initiative.


                            your environmental initiatives?
                         • Seventy-one percent of respondents said they use traditional methods of environmental sensitivity such as recycling.

                 A new question was added to the survey this year. Rackspace asked whether customers viewed cloud computing as a greener alternative to traditional computing
1. How does cloud computing fit into your environmental initiatives?
                infrastructure.

                         • Twenty-one percent agreed that cloud computing was a much greener alternative, while thirty-five percent were not convinced on its green benefits.
                         • Nineteen percent said the true benefits of cloud computing have not yet been realized.

                 THE GREEN PERSONAS OF SURVEY RESPONDENTS FELL INTO 3 DISTINCT GROUPS

                 The Cynics

                            컴퓨팅 은 아직                                                                         The Middle Ground                                                                               The Greens


                       라우드            생각
                 • Think green is hype & marketing “greenwash”                                               • Want to do the right thing, but don’t necessarily                                             • Having a green image is important


                   %가 클           니라고
                 • Skeptical of the intentions & qualifications of                                             have the resources or funds for the green                                                     • Evaluate green best practices at all levels of

                46           환이 아
                   ‘green’ vendors                                                                             initiatives they want to undertake                                                              their business


                        략의 일
                 • However, most are willing to recycle etc, as a                                            • Will pursue simple initiatives to promote being                                               • Select potential vendors based on their green


                    경 전
                   means to keep the world a more pleasant place      green over money savings (i.e. paperless office,   credentials


               리의 환
                   to live
                     Cloud computing is critical to our company becoming greener .....................................................................7% vendors
                                                                      home offices)                                    • Willing to pay a premium for green

             우   • Will pursue energy efficiency as a means to save
                   money
                                                                    • Not always comfortable with some green topics
                                                                    • Think “green” is cool
                                                                                                                       • Believe they have a personal responsibility
                                                                                                                    • Actively pursue green accreditation
                      Cloud vendor can save them money, great, overall environmental strategy ..........................................................46%
                              computing is not a part of our
                 • If a green
                   otherwise a vendor should concentrate on                                                                              ~50%
                   providing the best service & product possible,computing and its environmental benefits..............................................14%
                      We are currently evaluating cloud
                                                                                                                                                                                                                            ~25%
                     not being green
                        We have considered the benefits of cloud computing as part of our overall environmental strategy............13%
                                            ~25%
                        Would be interested in learning more about the green benefits of cloud computing...................................20%




                 Toll Free: 1.800.961.2888           |      International: 1.210.312.4700                |   www.rackspace.com
                 Copyright © 2009 Rackspace Hosting, Inc.    |   All trademarks, service marks, images, products and brands remain the sole property of their respective holders.   |   MODIFIED DATE: 08272009

                 RACKSPACE® HOSTING     |   9725 DATAPOINT DRIVE      |   SAN ANTONIO, TX 78229 U.S.A.



                                                                                                                                                                                                                  2009 RACKSPACE GREEN SURVEY
Green vs. Cloud
Energy Efficiency             Business Efficiency




      Efficiency itself is GREEN !
Virtualization itself is being GREEN !




Resource
 Saving


             Cost
            Saving            Energy
                              Saving
그린 클 라우드
  현재 대 부분의       터임 !
        그린 데이터센
 비즈 니스는




Energy Efficiency Data Center by CLOUD
Example of
Australian Open
Web Site
Green IT Strategy via Cloud
Can Cloud be Green?

    Cloud comput
concerns, but      ing may raise
              this growing p         privacy and se
                               ractice could h        curity
   advantage: fa                                  ave one clear
                 r better energ
  custom data c                    y efficiency, th
                 enters now ris                     anks to
                                  ing across the
                         - David Talbot             country.
                                        writes in
                                            MIT's Technolo
                                                          gy Review
Can Cloud be Green?

In theory, a sha
                red resource li
 clouds can hav                  ke Amazon or
                 e higher utiliza                Google's public
 efficiency. Loca                 tion and thus g
                 te your cloud d                  reater power
  power source,                    ata center clos
                 like a hydro pla                 e to a green
   transmission li                 nt, and you can
                   ne power losse                   minimize
                                    s and be even
                                                   greener.
                               - Mark Ha
                                     milton writes o
                                                    n his sun.com
                                                                    blog
Mobile Cloud Computing
Mobile Cloud vs. Green?
                                        rs to Tota  l Nearly
                    mputing    Subscribe
       bile Cloud Co         ion by 2014.                  earch, 20
                                                                     09
     Mo             One Bill                     - ABI Res




   Cloud-bas
device op    ed enterp
         erating sy rise mobility ! It r
   enabling        stems, pr              educes th
            access to        oviding ea               e significa
 reduces t            applicatio         sier multi              nce of
           he amoun               ns from m         -vendor s
                    t of data               ass-mark           upport an
                               stored on               et handse         d
                 security r
                           isk if a ha the device, reduc          ts; it
                                       ndset is lo            ing some
                                                  st.
Can Cloud be Green?



                 기 힘들 지만,
         확히  말하          우 큼
  아 직은 명      ) 절감효 과는 매
     것은 비 용(?
분명한
Cloud Computing, Tomorrow
                                          Desktop Cloud
           Entertainment Cloud                                       Storage/Data Cloud




                                                                                Mobile Cloud
e-Book Cloud
e-Learning Cloud                          Future
                                          Clouds
                                                                             Social Cloud




      Cloud Office
                                                                      Heath-care Cloud

                     IPTV | Media Cloud
                                           Energy Efficiency | Green Cloud
                                                                                     : © ETRI 2009
Toward the GreenWeb
Thank You
        Seungyun LEE, ETRI
E-mail: <syl@etri.re.kr> <syl@w3.org>
          Tel. 042-860-5508

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Green Cloud Computing

  • 1. Green Cloud Computing Can Clouds Be Green? Seungyun LEE <syl@etri.re.kr> ETRI
  • 4. What is Cloud Computing?
  • 5. New Paradigm Shift • Value of On-Line Computing Everything is connected !!! • from World Wide Web to World Wide Computing Make it possible everything as-a-service !!! • Ubiquitous Environments device, whichever you used !!!
  • 6. It’s Real ! Inevitable ? OverHype ? Everything is going to be on the Cloud !!!
  • 7. More than 20 definitions in the world !
  • 8. Definition • Remarkable A pool of abstracted, highly scalable, and managed compute infrastructure capable of hosting end-customer applications and billed by consumption. A style of computing in which dynamically scalable and often virtualized resources are provided as a service over the Internet. Cloud computing is an emerging approach to shared infrastructure in which large pools of systems are linked together to provide IT services. • For business perspective, Cloud computing is providing IT infrastructure and environment to develop/host/run services and applications, on demand, with pay-as- you-go pricing, as a service.
  • 9. The Clouds, The Outsourcing of everything ! *Source: http://arvino.typepad.com/digital_living/2007/08/the-outsourcing.html
  • 10. CLOUD COMPUTING On-demand Outsourcing Pay-as-You-Go 내가 원하는 서비스를 네트워크를 통해 사용하고, 사용한 만큼 지불하는 것
  • 11. Cloud Computing Private Car vs. Rental or Public Vehicle ? Cheap Price Easy -to-u Pay-as-you-go se What ever- you-w ant
  • 12. Cost Device Independency Effective High Location Agility Independency Cloud Computing Multi Sustainability l! Tenancy n ta R e Reliability Security from fits Scalability n e B e B ig
  • 13. h ived new ages of their arc m ekend to canned i ver a we p loaded s t 1TB of data) o onal credit card York Times u 0 (almos his pers ew 92 ng infinite N 1850 -1 Times usi le but fo r pa pers from someone in NY en possi b ( r have be Ama zon’s S3 this would neve gain cloud capacity for $300), a
  • 14. Nothing New Technology in Cloud Computing
  • 15. Related Technologies • Grid Computing : Resource abstraction ! • Utility Computing : Pay-as-you-go ! • Web Services : Make it being Interoperable ! • SaaS : Software-as-a-Service ! • + Ubiquitous (in near future) techn ology tion is KEY Virtualiza
  • 17. Public Cloud: the services are delivered to the client via the Internet from a third party service provider. • Private Cloud: these services are managed and provided within the organization. There are less restriction on network bandwidth, fewer security exposures and other legal requirements compared to the public Cloud. • Hybrid Cloud: there is a combination of services provided from public and private Clouds.
  • 18. Components of Cloud Computing ! Software as a Service (SaaS) Everything as a Service ! Platform as a Service (PaaS) Infrastructure as a Service (IaaS) Network as a Service (NaaS)
  • 20. Challenging to Cloud Computing
  • 21. Did You Know? • Despite security concerns, 64 percent of large enterprises have already deployed desktop virtualization. Has your organization deployed or does it plan to deploy desktop virtualization?
  • 22. Benefits & Challenging Issue sy-t o-use Ea Pay for wha t you use Secur ity Perfo r mance
  • 23. Market Estimation billion. h $150.1 R) is 26.5%. will reac ate (CAG The market l growth r ompound annua ner 2009) The c (Gart !
  • 24. Obstacles & Opportunities *Source: ISO/IEC JTC 1 SWG-Planning Report (N9687)
  • 25. Standardization Activity Standardization Org. Participants Open Grid Forum (OGF) Microsoft, Sun Microsystems, Oracle, Fujitsu, Hitachi, IBM, Intel, HP, AT&T, eBay, etc Cloud Computing Interoperability Cisco, Intel, Thomson Reuters, Orange, Sun, IBM, RSA, etc Forum (CCIF) Distributed Management Task Force (Board Member) IBM, Microsoft, Novell, Oracle, Sun (DMTF) Microsystems,VMware, EMC, etc Open Cloud Consortium (OCC) Cisco, MIT Lincoln Labs,Yahoo, various colleges including the University of Illinois at Chicago Cloud Security Alliance (CSA) eBay, ING, Qualys, PGP, zScaler, etc ETSI inning stage” OASIS “ Still, ve ry beg Object Management Group (OMG) ISO/IEC JTC 1 SGCC (Study Group on *First Dejure Standard Body for Cloud Computing Cloud Computing)
  • 26. Can Clouds Be Green?
  • 27. S aS a W WW GreenIT Virtua lizatio n Cloud Computing is one of Green Computing
  • 28. 0% 10% 20% 30% 40% 50% 60% 7 • Traditional methods of being green still dominate – like recycling and renewable energy. Do you view cloud computing • Forty-nine percent of companies have taken the first steps to being green, while twenty-two percent have taken significant steps, which is up five percent from last year. • Only twenty-one percent have put their green initiatives on hold due to the2008 economic climate. 2009 as a greener alternative • Thirty-one percent of customers had also undertaken data center consolidation, which is both a cost savings and environmentally friendly initiative. • Seventy-one percent of respondents said they use traditional methods of environmental sensitivity such as recycling. to traditional computing infrastructures? A new question was added to the survey this year. Rackspace asked whether customers viewed cloud computing as a greener alternative to traditional computing infrastructure. 10. Do you view cloud computing as a greener alternative to traditional computing infrastructures? • Twenty-one percent agreed that cloud computing was a much greener alternative, while thirty-five percent were not convinced on its green benefits. • Nineteen percent said the true benefits of cloud computing have not yet been realized. 우드 컴 퓨팅이 THE GREEN PERSONAS OF SURVEY RESPONDENTS FELL INTO 3 DISTINCT GROUPS 21%만 The Cynics 이 클라 The Middle Ground The Greens 아직 은 이라고 믿음, • Think green is hype & marketing “greenwash” • Skeptical of the intentions & qualifications of • Want to do the right thing, but don’t necessarily have the resources or funds for the green • Having a green image is important • Evaluate green best practices at all levels of 그린 화 기술 ‘green’ vendors 이라고 생각 initiatives they want to undertake their business 나 과장 • However, most are willing to recycle etc, as a • Will pursue simple initiatives to promote being • Select potential vendors based on their green 않거 means to keep the world a more pleasant place green over money savings (i.e. paperless office, credentials 는 믿지 to live home offices) • Willing to pay a premium for green vendors 나머지 • Will pursue energy efficiency as a means to save • Not always comfortable with some green topics • Believe they have a personal responsibility money • Think “green” is cool • Actively pursue green accreditation Am not convinced on the green benefits of cloud computing.............................................35% • If a green vendor can save them money, great, otherwise a vendor should concentrate on ~50% providing Toobest service & product possible, green benefits of cloud computing ..........................................25% the much hype around the ~25% not being green Yes, cloud computing is a much greener alternative ...........................................................21% ~25% The true green benefits of cloud computing have not yet been realized .............................19% Toll Free: 1.800.961.2888 | International: 1.210.312.4700 | www.rackspace.com Copyright © 2009 Rackspace Hosting, Inc. | All trademarks, service marks, images, products and brands remain the sole property of their respective holders. | MODIFIED DATE: 08272009 RACKSPACE® HOSTING | 9725 DATAPOINT DRIVE | SAN ANTONIO, TX 78229 U.S.A. 2009 RACKSPACE GREEN SURVEY
  • 29. • Traditional methods of being green still dominate – like recycling and renewable energy. • Forty-nine percent of companies have taken the first steps to being green, while twenty-two percent have taken significant steps, which is up five How does cloud computing fit into percent from last year. • Only twenty-one percent have put their green initiatives on hold due to the economic climate. • Thirty-one percent of customers had also undertaken data center consolidation, which is both a cost savings and environmentally friendly initiative. your environmental initiatives? • Seventy-one percent of respondents said they use traditional methods of environmental sensitivity such as recycling. A new question was added to the survey this year. Rackspace asked whether customers viewed cloud computing as a greener alternative to traditional computing 1. How does cloud computing fit into your environmental initiatives? infrastructure. • Twenty-one percent agreed that cloud computing was a much greener alternative, while thirty-five percent were not convinced on its green benefits. • Nineteen percent said the true benefits of cloud computing have not yet been realized. THE GREEN PERSONAS OF SURVEY RESPONDENTS FELL INTO 3 DISTINCT GROUPS The Cynics 컴퓨팅 은 아직 The Middle Ground The Greens 라우드 생각 • Think green is hype & marketing “greenwash” • Want to do the right thing, but don’t necessarily • Having a green image is important %가 클 니라고 • Skeptical of the intentions & qualifications of have the resources or funds for the green • Evaluate green best practices at all levels of 46 환이 아 ‘green’ vendors initiatives they want to undertake their business 략의 일 • However, most are willing to recycle etc, as a • Will pursue simple initiatives to promote being • Select potential vendors based on their green 경 전 means to keep the world a more pleasant place green over money savings (i.e. paperless office, credentials 리의 환 to live Cloud computing is critical to our company becoming greener .....................................................................7% vendors home offices) • Willing to pay a premium for green 우 • Will pursue energy efficiency as a means to save money • Not always comfortable with some green topics • Think “green” is cool • Believe they have a personal responsibility • Actively pursue green accreditation Cloud vendor can save them money, great, overall environmental strategy ..........................................................46% computing is not a part of our • If a green otherwise a vendor should concentrate on ~50% providing the best service & product possible,computing and its environmental benefits..............................................14% We are currently evaluating cloud ~25% not being green We have considered the benefits of cloud computing as part of our overall environmental strategy............13% ~25% Would be interested in learning more about the green benefits of cloud computing...................................20% Toll Free: 1.800.961.2888 | International: 1.210.312.4700 | www.rackspace.com Copyright © 2009 Rackspace Hosting, Inc. | All trademarks, service marks, images, products and brands remain the sole property of their respective holders. | MODIFIED DATE: 08272009 RACKSPACE® HOSTING | 9725 DATAPOINT DRIVE | SAN ANTONIO, TX 78229 U.S.A. 2009 RACKSPACE GREEN SURVEY
  • 30. Green vs. Cloud Energy Efficiency Business Efficiency Efficiency itself is GREEN !
  • 31. Virtualization itself is being GREEN ! Resource Saving Cost Saving Energy Saving
  • 32. 그린 클 라우드 현재 대 부분의 터임 ! 그린 데이터센 비즈 니스는 Energy Efficiency Data Center by CLOUD
  • 34. Green IT Strategy via Cloud
  • 35. Can Cloud be Green? Cloud comput concerns, but ing may raise this growing p privacy and se ractice could h curity advantage: fa ave one clear r better energ custom data c y efficiency, th enters now ris anks to ing across the - David Talbot country. writes in MIT's Technolo gy Review
  • 36. Can Cloud be Green? In theory, a sha red resource li clouds can hav ke Amazon or e higher utiliza Google's public efficiency. Loca tion and thus g te your cloud d reater power power source, ata center clos like a hydro pla e to a green transmission li nt, and you can ne power losse minimize s and be even greener. - Mark Ha milton writes o n his sun.com blog
  • 38. Mobile Cloud vs. Green? rs to Tota l Nearly mputing Subscribe bile Cloud Co ion by 2014. earch, 20 09 Mo One Bill - ABI Res Cloud-bas device op ed enterp erating sy rise mobility ! It r enabling stems, pr educes th access to oviding ea e significa reduces t applicatio sier multi nce of he amoun ns from m -vendor s t of data ass-mark upport an stored on et handse d security r isk if a ha the device, reduc ts; it ndset is lo ing some st.
  • 39. Can Cloud be Green? 기 힘들 지만, 확히 말하 우 큼 아 직은 명 ) 절감효 과는 매 것은 비 용(? 분명한
  • 40. Cloud Computing, Tomorrow Desktop Cloud Entertainment Cloud Storage/Data Cloud Mobile Cloud e-Book Cloud e-Learning Cloud Future Clouds Social Cloud Cloud Office Heath-care Cloud IPTV | Media Cloud Energy Efficiency | Green Cloud : © ETRI 2009
  • 42. Thank You Seungyun LEE, ETRI E-mail: <syl@etri.re.kr> <syl@w3.org> Tel. 042-860-5508