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The Responsible Cloud
An ENTERPRISE MANAGEMENT ASSOCIATES® (EMA™) Research Report
Written by Dennis Drogseth, with contributions from Andi Mann, Scott Crawford, and Julie Craig.
January, 2010
Sponsored By:
IT MANAGEMENT RESEARCH,
INDUSTRY ANALYSIS AND CONSULTING
IT MANAGEMENT RESEARCH,
INDUSTRY ANALYSIS AND CONSULTING
Table of Contents
Executive Summary .............................................................................................................................................1
Introduction ..........................................................................................................................................................2
Defining Cloud Computing ...............................................................................................................................2
Core Definition of Cloud Computing.......................................................................................................3
Essential Characteristics ..............................................................................................................................3
Service Models................................................................................................................................................5
Cloud Software as a Service (SaaS)....................................................................................................5
Cloud Platform as a Service (PaaS)...................................................................................................5
Cloud Infrastructure as a Service (IaaS)...........................................................................................6
Deployment Models......................................................................................................................................6
Notes ................................................................................................................................................................7
Drivers and Expectations ...................................................................................................................................7
Cloud computing Deployments ........................................................................................................................9
Overall Cloud Penetration............................................................................................................................9
On-Premise vs. Off-Premise..................................................................................................................... 10
SaaS vs. PaaS vs. IaaS.................................................................................................................................. 11
Private vs. Public ......................................................................................................................................... 12
Cloud Deployment Consensus................................................................................................................. 12
Key Use Cases ............................................................................................................................................. 13
Penetration ................................................................................................................................................... 14
Selecting Cloud Computing Technologies and Providers ......................................................................... 15
Impact of Previous Cloud Failures ......................................................................................................... 16
Underlying Virtualization Technologies ................................................................................................. 17
Cloud Computing Outcomes.......................................................................................................................... 19
Overall Outcomes....................................................................................................................................... 19
Cost Reduction Outcomes........................................................................................................................ 20
CapEx vs. OpEx Reduction...................................................................................................................... 21
Impact on Organizational Maturity......................................................................................................... 22
Overall Satisfaction..................................................................................................................................... 23
Barriers to Success ............................................................................................................................................ 24
Problems with cloud computing.............................................................................................................. 24
Missed Expectations................................................................................................................................... 25
IT Automation in the Responsible Cloud .................................................................................................... 26
Automation as a Core Cloud Requirement............................................................................................ 28
Application Management in the Responsible Cloud.................................................................................. 28
Application Security Concerns................................................................................................................. 28
Application Performance and Availability Management..................................................................... 29
SaaS ROI....................................................................................................................................................... 31
SaaS Adoption ............................................................................................................................................. 31
Service Management in the Responsible Cloud.......................................................................................... 32
CMDB/CMS, SLA Reporting, Chargeback, and Service Catalog ................................................... 32
Importance of the CMDB in Cloud Computing ................................................................................ 33
The Responsible Cloud
©2010 Enterprise Management Associates, Inc. All Rights Reserved.
IT MANAGEMENT RESEARCH,
INDUSTRY ANALYSIS AND CONSULTING
Importance of SLA Reporting and Chargeback in Cloud Computing............................................ 34
Importance of Service Catalog in Cloud Computing.......................................................................... 35
BSM, Maturity, and Cloud Adoption ...................................................................................................... 35
Competitive Advantage of Cloud Service Management .................................................................... 39
Security, Risk, and Compliance in the Responsible Cloud ........................................................................ 41
Defining Cloud Security ............................................................................................................................ 41
Challenges in Cloud Security ................................................................................................................... 41
Security Inhibitors to Cloud Adoption................................................................................................... 43
Importance of Security Management Disciplines................................................................................ 44
Cloud Security’s Upside: The Security Opportunity ............................................................................ 45
Security and Compliance in Cloud Service Agreements ..................................................................... 46
How Are Providers Doing So Far?.......................................................................................................... 47
Security, Compliance and Cross-Domain Management...................................................................... 48
EMA Perspective: A Prescriptive Maturity Model for Building the Responsible Cloud..................... 49
The EMA Maturity Model ........................................................................................................................ 49
Level 1 – Reactive: Virtual Infrastructure Management...................................................................... 51
Management Disciplines .................................................................................................................. 51
Impact.................................................................................................................................................. 52
Level 2 – Active Operational: Virtual Systems Management ............................................................ 52
Management Disciplines .................................................................................................................. 53
Impact.................................................................................................................................................. 53
Level 3 – Proactive Service Oriented: Virtual Service Management ............................................... 54
Management Disciplines .................................................................................................................. 54
Impact.................................................................................................................................................. 54
Level 4 – Dynamic Business-Driven: Cloud Service Management .................................................. 55
Management Disciplines .................................................................................................................. 55
Impact.................................................................................................................................................. 56
Regaining Control of “Rogue” Cloud Deployments........................................................................... 56
You Can Get There From Here ............................................................................................................... 57
Appendix A: Methodology and Demographics.......................................................................................... 60
The Responsible Cloud
©2010 Enterprise Management Associates, Inc. All Rights Reserved.
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