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Vortrag bei der Jahrestagung des Handelsblatts "Strategisches IT-Management"
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http://www.flickr.com/photos/learningtour/2200588898/
Cloud Computing im Unternehmen
Lothar Wieske
DB Systel GmbH
http://www.flickr.com/photos/photonquantique/4711505006/
Cloud Computing …
… an Intelligent Symbiosis of
Enterprise IT and Internet IT
http://www.flickr.com/photos/sparktography/2485147794/
Cloud Computing
Mobile Computing
Social Computing
http://www.flickr.com/photos/muehlinghaus/228976980/
On-Demand Self Service
Broad Network Access
http://www.flickr.com/photos/darrenhester/3971567234/
http://www.flickr.com/photos/sejanc/2373309843/
Resource Pooling
Rapid Elasticity
http://www.flickr.com/photos/macke827/4437926761/
http://www.flickr.com/photos/obraka/4005579494/
Measured Service
http://www.flickr.com/photos/ancawonka/65927497/
On-Demand Self-Service
Broad Network Access
Resource Pooling
Rapid Elasticity
Measured Service
Infrastructure as a
Service
Platform as a
Service
Software as a
Service
Public Cloud
Private Cloud
Hybrid Cloud
Community Cloud
Essential Characteristics
Service Model
Essential Characteristics
Cloud Computing
http://www.flickr.com/photos/jackol/133765382/
But
*aaS
Is Not
A Stack!
http://www.flickr.com/photos/josepina/195282706/
Infrastructure as a
Service
Platform as a
Service
Software as a
Service
Service Model
Commodity Virtualization
http://www.flickr.com/photos/curiouskiwi/89209429/
Demo: Availability
http://www.flickr.com/photos/saturnism/195649679/
Infrastructure as a Service
Platform as a
Service
Software as a
Service
Service Model
Elastic Architecture
http://www.flickr.com/photos/curiouskiwi/89209429/
Demo: Elasticity
http://www.flickr.com/photos/sindre-wimberger/445284479
Infrastructure as a Service
Platform as a
Service
Software as a
Service
Service Model
Tenant Kernel
http://www.flickr.com/photos/curiouskiwi/89209429/
Demo: Tenancy
http://www.flickr.com/photos/curiouskiwi/89209429/
Demo: Identity
http://www.flickr.com/photos/fcstpauli/2607423722/
Multi-Tenant Database SaaS
Blobs Tables Queues RDBMS PaaS
File Systems IaaS
Cloud
Storage
Abstractions
http://www.flickr.com/photos/sheeshoo/24039443/
http://www.flickr.com/photos/ptillinghast/3445433978/
ACID
Atomicity Consistency
Isolation Durability
BASE
Basically Available Soft State
Eventual consistency
http://www.flickr.com/photos/sgw/3138741071/
Consistency Availability
Partition Tolerance
CAP-Theorem: You can have at most two of these
http://www.flickr.com/photos/multiget/1523714050/
Two-Sided Markets
http://www.flickr.com/photos/leftmade/4962917207/
Cloud Governance
http://www.flickr.com/photos/64479867@N00/3454997061/
Information
Application
Compliance Bound
Revenue Bound
Risk Bound
http://w
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http://www.flickr.com/photos/badlyinvolved/3744459472/
Workloads
http://www.flickr.com/photos/44534236@N00/2497088767/
Social Media
Wiki/Blog
Productivity
Email/Office
LOB Apps
Multi
Tenant
LOB Apps
Single
Instance
10.000 1.000 100 10
http://www.flickr.com/photos/lilit/100817175/
Mobile Executive
Information Worker
Occasional User
$25,18 $25,08 $20,32
$8,47
On Premise Cloud Based Exchange Online Google Apps
n = 15.000
Email Cost Comparision (Monthly)
http://www.flickr.com/photos/lilit/100817175/
Datacenter Cost (Monthly)
http://mvdirona.com/jrh/TalksAndPapers/PerspectivesDataCenterCostAndPower.xls
http://www.flickr.com/photos/av8pix/2444406238/
Stealth IT
http://www.flickr.com/photos/badlyinvolved/3744459472/
Strategy
http://www.flickr.com/photos/eriwst/2303608353/
http://www.flickr.com/photos/hoosadork/488540263/
http://www.flickr.com/photos/96dpi/2119924191/
Mobile Computing
Social Computing Information Policy
Eventual Consistency
*aaS
Elasticity Tenancy Workloads Availability
http://www.flickr.com/photos/96dpi/2119924191/
IT Transformation
http://www.flickr.com/photos/teliko82/1875627696/
Two-Sided Markets
Internet-IT
Eventual Consistency
Unternehmens-IT
www.cloud-computing-buch.de
