4. Cloud Business Model
Hosted or
Outsourced
Cloud
Value Sourced
Internal
Service
portfolio
Value Delivered
IT Organization
Better
business
outcomes
Accelerate
growth
Lower
costs
Mitigate
risk
Plan Build Run + Source Integrate Manage
5. Key Cloud Concepts
Service
Provider(s)
Service
Consumer
Cloud
Service
5 Attributes that support outcomes
“A style of computing where scalable and elastic IT-related capabilities are
provided „as-a-service‟ to customers using Internet Technologies” Gartner
1
Service Based
Consumer concerns are abstracted from
provider concerns through service interfaces
2
Scalable & Elastic
Services scale on demand to add or remove
resources as needed
3
Shared
Services share a pool of resources to build
economies of scale
4
Metered By Use
Services are tracked with usage metrics to
enable multiple payment models
5
Internet Technologies
Services are delivered through use of Internet
identifiers, formats and protocols
6. Cloud Types
Private Cloud
• On-Site or Off-Site
• Within the firewall
• Provides agility and scalability
without the risks associated
with public cloud.
Private
Public Cloud
• Offsite
• Multi-tenant
• Applications modernized
for cloud
External
Public
7. Hybrid Computing Environments
SELF-SERVICE USER
Services Catalog
- Infrastructure - Applications
- Platform
- Industry
Orchestrate
SECURE
BROKER
BRIDGE
PRIVATE CLOUD
7
BRIDGE
VIRTUAL PRIVATE AN D
IN DUSTRY CLOUDS
PUBLIC CLOUDS
9. Cloud Delivery Methods
Platform as a Service - Application
platform for building and operating
applications and services with
supporting capabilities
(authentication, authorization,
session management, transaction
integrity, reliability)
9
10. Cloud Delivery Methods
Software as a Service -A pre-built
application in the cloud with
multi-tenancy, pay-as-you-go
model and the ability to provision
on demand
10
14. Infrastructure Considerations
IT “Islands”
Technology Focus
Project Based
DEDICATED
STANDARDIZED
Shared, Pooled Infrastructure Resources
Increasing levels of Virtualization & Automation
Optimization
Focus
Virtualization
Consolidation
Services Focus
IT/Business
Alignment
Service Portfolio
& Catalog
Agility Focus
Self-Service
Hybrid Sourcing
Dynamic,
Automated
Scalability
VIRTUALIZED
OPTIMIZED
SOA/SOI
SERVICE
ENABLED
AUTOMATION
SERVICE
SOURCING
IT Transformation
Minor Application Changes
Business T
Major Applic
16. Governance Considerations
Balance the demand for IT services with
available resources to meet immediate and
strategic goals.
Supply &
Demand
Management
Establish effective,
collaborative relationships
with business stakeholders,
consumers, and suppliers.
IT Strategy
Management
Align operational and
strategic IT investments to
business strategies and
objectives.
Enterprise
Architecture
Management
Business and
Relationship
Management
Establish policies,
standards, models and
processes for
managing IT as an
enterprise asset
IT Governance for
Cloud
Understand the drivers of
IT costs to allocate
appropriate costs to the
consumers of IT
services.
Financial
Management
Portfolio
Management
Lifecycle management of
infrastructure,
applications and services
17. Organization Considerations
Sourcing Management
• Multi-supplier management
• Financial controls
• Comparative analysis
Service Developers
• Service-based dev/test
• Data feed integration
Capacity Management
• Services sourcing planning
• Service continuity
management
17
Business Management
• Demand management
• Relationship management
•Benefit realization
•Sales and marketing
Service Management
• Service portfolio management
• Service governance
• Costing/pricing
Security Management
• Information security management
• Sourcing security
18. The Journey to Cloud
1:1
binding
workloads:
machines
Virtualized
Infrastructure:
improved
utilization
Automation:
lower mgmt
cost; eliminate
human error
Agility:
ITas a service;
improve
response times
Value:
supply services
internally &
externally
DEDICATED
VIRTUALIZED
AUTOMATED
SERVICE
CENTRIC
BUSINESS
CENTRIC
Transformation
Internal
Cloud
Private
Cloud
Public
Cloud
