# Allocation Cost

> The degree of extra memory allocation incurred by creating new immutable values instead of mutating in place.

Record: `lexicon:allocation-cost`
Kind: quality-attribute
Layer: [Computation Core](https://banes-lab.com/records/layer/computation-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-allocation-cost

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Versioned Inputs](https://banes-lab.com/records/lexicon/versioned-inputs.md) and before [Continuous Updates](https://banes-lab.com/records/lexicon/continuous-updates.md).

## Category

- [Correctness / Determinism / Verification](https://banes-lab.com/records/lexicon-category/correctness-determinism-verification.md)

## In tension with

- [Immutability](https://banes-lab.com/records/architecture/immutability.md)
- [Immutability / Allocation Cost](https://banes-lab.com/records/tension/allocation-cost-immutability.md)

## Linked from

- [Correctness / Determinism / Verification](https://banes-lab.com/ontology/principles/architecture-category-correctness-determinism-verification.md)
- [The resolutions](https://banes-lab.com/ontology/schema/the-resolutions.md)