# State Overhead

> The degree of extra state a consumer must retain to deduplicate or order messages.

Record: `lexicon:state-overhead`
Kind: quality-attribute
Layer: [Execution Core](https://banes-lab.com/records/layer/execution-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-state-overhead

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Relay Complexity](https://banes-lab.com/records/lexicon/relay-complexity.md) and before [Storage Growth](https://banes-lab.com/records/lexicon/storage-growth.md).

## Category

- [Event Messaging Async](https://banes-lab.com/records/lexicon-category/event-messaging-async.md)

## In tension with

- [Idempotent Consumer](https://banes-lab.com/records/architecture/idempotent-consumer.md)
- [Idempotent Consumer / State Overhead](https://banes-lab.com/records/tension/idempotent-consumer-state-overhead.md)

## Linked from

- [Event / Messaging / Asynchronous Architecture](https://banes-lab.com/ontology/principles/architecture-category-event-messaging-asynchronous-architecture.md)
- [The resolutions](https://banes-lab.com/ontology/schema/the-resolutions.md)