6. UTILIZATION
TIME OF DAY PATTERNS INDUSTRY VARIABILITY DESIGNING FOR GROWTH
Total Server Capacity Required
Japan Tax Service (hrblock.com) 7,500 Upside Buffer
UK Retail (kohls.com) Expected
Query Volume
Site Traffic
5,000
2,500
-
8:00 AM 12:00 PM 4:00 PM 8:00 PM 12:00 AM 4:00 AM
8:00 12:00 4:00 8:00 12:00 4:00 8:00 Jan Dec Jan
1 4 April 7 Aug 10
AM PM PM PM AM AM AM
Months from Planning Date
7. In a non-Cloud view, there are inefficiencies
Allocated Load
“Under-supply“ IT-capacities Forecast
of capacities
IT CAPACITY
“Waste“ of Fixed cost of
capacities IT-capacities
Barrier for
innovations Actual Load
TIME
8. Elasticity in a Cloud View
Load
Allocated IT Forecast
capacities
No “under-supply“
IT CAPACITY
Reduction of Possible
“over-supply“ reduction of
Reduction IT-capacities
of initial in case of
investments reduced load
Actual Load
Time
9.
10.
11. Management of Resources: What you manage
PRIVATE Platform as a Service Software as a Service
You Configure
Infrastructure
You Manage
as a Service (IaaS) (PaaS) (SaaS)
(On-Premise)
Applications Applications Applications Applications
You Manage
Development & Development & Development & Development &
Runtime Kernels Runtime Kernels Runtime Kernels Runtime Kernels
Databases Databases Databases Databases
Managed by Vendor
Security, Management, Load Security, Management, Load Security, Management, Load Security, Management, Load
Managed by Vendor
You Manage
Balancing & Integration Balancing & Integration Balancing & Integration Balancing & Integration
Logical Servers, Logical Servers, Logical Servers, Logical Servers,
Storage Storage Storage Storage
Managed by Vendor
Virtualization Virtualization Virtualization Virtualization
OS OS OS OS
Server Hardware Server Hardware Server Hardware Server Hardware
Networking, Utilities, Networking, Utilities, Networking, Utilities, Networking, Utilities,
Physical Physical Physical Physical
12. The Microsoft Private Hybrid support & the “Commons” Public Hybrid support & the “Commons”
Difference Best experience with most-used apps Best experience with most-used apps
Total cost of ownership Higher-level services