# Replicated In-Memory State

> The requirement that application state be kept in replicated in-memory grids rather than a central store.

Record: `lexicon:replicated-in-memory-state`
Kind: constraint
Layer: [Structural Core](https://banes-lab.com/records/layer/structural-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-replicated-in-memory-state

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Ports](https://banes-lab.com/records/lexicon/ports.md) and before [Unified Deployment Boundary](https://banes-lab.com/records/lexicon/unified-deployment-boundary.md).

## Category

- [Codebase / System Architecture Styles](https://banes-lab.com/records/lexicon-category/codebase-system-architecture-styles.md)

## Required by

- [Space-Based Architecture](https://banes-lab.com/records/architecture/space-based-architecture.md)

## Linked from

- [Codebase / System Architecture Styles](https://banes-lab.com/ontology/principles/architecture-category-codebase-system-architecture-styles.md)