2. What is Business Capacity Management?
Objective of Business Capacity
Sub-processes of Business Capacity Management
Benefits
Challenges
References
Contents
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3. What is Business Capacity Management?
Business capacity management is a process used to manage IT services and IT
infrastructure.
Translates business plans and needs into requirements for IT services and
architecture
Predicts changing requirements for capacity demand and manages such demand on
a tactical level
Provides enough capacity to satisfy capacity and performance requirements.
It should be timely and cost-effective.
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4. Objectives of Business Capacity
Aims to ensure that the capacity of IT services and the IT infrastructure is able to
deliver the agreed service level targets in a cost effective and timely manner.
Considers all resources required to deliver the IT service, and plans for short,
medium and long term business requirements.
Ensures that IT resources are right-sized to meet current and future business
requirements in a cost-effective manner.
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5. Capacity Management is a quite complex process.
It includes proactive and reactive measures. It is highly technical.
There are three sub-processes:
Business capacity management
Service capacity management
Component capacity management
Sub-processes of Capacity Management
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6. Business capacity Management
Process Objective:
To translate business needs and plans into capacity and performance requirements for
services and IT infrastructure, and to ensure that future capacity and performance needs
can be fulfilled.
As customers’ business changes, so are service requirements changing.
Change in service requirements usually has an impact on demand for capacity.
Service Level Requirements and Service Level Agreement targets must be met.
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7. Service Capacity Management
Process Objective:
To manage, control and predict the performance and capacity of operational services.
This includes initiating proactive and reactive action to ensure that the performances
and capacities of services meet their agreed targets.
Focuses on management, control and prediction of end-to-end performance of live
IT services usage and workloads.
Services are monitored to gather data, which identify trends and indicate
exceptional conditions.
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8. Process Objective:
To manage, control and predict the performance, utilization and capacity of IT
resources and individual IT components.
There are reactive and proactive activities within the scope of Component Capacity
Management.
Experience and knowledge about service usage and how services are utilizing
components is crucial for efficient proactive Component Capacity Management.
Reactive activities will be taken when a capacity-related incident occurs.
Component Capacity Management
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9. The performance of IT resources is optimised.
The necessary capacity is available when it is needed, avoiding a negative impact
on quality of service.
Unnecessary expenses caused by "last minute" purchases are avoided.
Growth of the infrastructure is planned, allowing it to be matched to real business
needs.
The cost of maintenance and administration associated with obsolete or
unnecessary hardware and applications are reduced.
Possible incompatibilities and faults in the IT infrastructure are reduced.
Benefits of Capacity Management
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10. Insufficient information for realistic capacity planning.
Unrealistic expectations about the cost savings and improvements in performance.
Inadequate resources to monitor performance properly.
Distributed and excessively complex IT infrastructure making access to data
difficult.
There is insufficient commitment on the part of top management to implement the
associated processes rigorously.
Rapid technological change makes it necessary to continuously review the plans
and scenarios envisaged.
Challenges of Capacity Management
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