Definition
Queuing is the formation of tasks, products, information or customers waiting before a resource whose processing Capacity is lower than the temporary demand placed upon it.
Human Explanation
A queue forms when items arrive faster than they can be processed.
Why it Matters
Queuing affects Lead Time, Throughput, resource utilisation and customer satisfaction. Excessive queues often indicate a Constraint within the Process.
Conceptual Boundary
Queuing is not limited to production. It also occurs in logistics, services, information systems, healthcare and public administration.
Practical Perspective
Queue analysis helps identify Bottlenecks, plan operational Capacity and select improvements that support smoother Flow.