Capacity planning is a process through which the procurement of IT resources, infrastructure and services are planned over a specific period of time. It is an IT management practice to predict and forecast the future requirements of an enterprise IT environment and its associated essential entities/services/components.
Capacity Planning Classification
Capacity planning based on the timeline is classified into three main categories long range, medium range and short range.
- 1. Long Term Capacity: Long range capacity of an organization is dependent on various other capacities like design capacity, production capacity, sustainable capacity and effective capacity. Design capacity is the maximum output possible as indicated by equipment manufacturer under ideal working condition.
- 2. Medium Term Capacity: The strategic capacity planning undertaken by organization for 2 to 3 years of a time frame is referred to as medium term capacity planning.
- 3. Short Term Capacity: The strategic planning undertaken by organization for a daily weekly or quarterly time frame is referred to as short term capacity planning.
- Production capacity is the maximum output possible from equipment under normal working condition or day.
- Sustainable capacity is the maximum production level achievable in realistic work condition and considering normal machine breakdown, maintenance, etc.
- Effective capacity is the optimum production level under pre-defined job and work-schedules, normal machine breakdown, maintenance, etc.