# Per-Instance Duplicate State

> Storing identical shared state separately in every object instance, wasting memory at high object counts.

Record: `lex:per-instance-duplicate-state`
Kind: anti-pattern
Layer: [Design Patterns Core](https://banes-lab.com/records/layer/design-patterns-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lex-per-instance-duplicate-state

## category

- [Structural Patterns](https://banes-lab.com/records/lex-category/structural-patterns.md)

## referenced-by

- [Flyweight Pattern](https://banes-lab.com/records/arch/flyweight-pattern.md)