# Latency Requirement Clarity

> The requirement that a workload's latency and freshness needs be made explicit before a processing model is chosen.

Record: `lexicon:latency-requirement-clarity`
Kind: constraint
Layer: [Execution Core](https://banes-lab.com/records/layer/execution-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-latency-requirement-clarity

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Fitness for Purpose](https://banes-lab.com/records/lexicon/fitness-for-purpose.md) and before [Latency-Appropriate Processing Model](https://banes-lab.com/records/lexicon/latency-appropriate-processing-model.md).

## Category

- [Streaming / Pipeline / Dataflow Processing](https://banes-lab.com/records/lexicon-category/streaming-pipeline-dataflow-processing.md)

## Required by

- [Batch-vs-Stream](https://banes-lab.com/records/architecture/batch-vs-stream.md)

## Linked from

- [Streaming / Pipeline / Dataflow Processing](https://banes-lab.com/ontology/principles/architecture-category-streaming-pipeline-dataflow-processing.md)