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- Goal
- To understand the future business
requirements (the required service delivery),
the organisation's operation (the current
service delivery)), the IT infrastructure (the
means of service delivery) and ensure that all
the current and future capacity and performance
aspects of business requirements are provided
cost effectively
- Why capacity management ?
- Monitoring the performance and the
throughput of IT services and supporting IT
components
- Tuning activities to make efficient use of
resources
- Understanding the current demands for IT
resources and deriving forecasts for future
requirements
- Influencing the demand for resource, in
conjunction with other service management
processes
- Producing a capacity plan predicting the IT
resources needed to achieve agreed service
levels
- Responsibilities
- BCM (Business Capacity Management)
- Existing service levels and SLAs
- Future service levels and SLRs
- The business plan and capacity plan
- Modelling techniques (analytical,
simulation, trending, and baselining)
- Application sizing methods
- SCM (Service Capacity Management)
- Service levels and SLAs
- Systems, networks and service throughput
and performance
- Monitoring, measurement, analysis,
tuning and demand management
- RCM (Resource Capacity Management)
- The current technology and its
utilisation
- Future or alternative technologies
- The resilience of systems and services
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