# Single Point of Failure

> A component whose failure alone halts the entire system because it has no redundancy.

Record: `lexicon:single-point-of-failure`
Kind: anti-pattern
Layer: [Structural Core](https://banes-lab.com/records/layer/structural-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-single-point-of-failure

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Standards](https://banes-lab.com/records/lexicon/standards.md) and before [Debugging](https://banes-lab.com/records/lexicon/debugging.md).

## Category

- [Core Vocabulary](https://banes-lab.com/records/lexicon-category/core-vocabulary.md)

## Negated by

- [Fault Tolerance](https://banes-lab.com/records/architecture/fault-tolerance.md)
- [Redundancy](https://banes-lab.com/records/architecture/redundancy.md)

## Linked from

- [Error Handling / Resilience](https://banes-lab.com/ontology/principles/architecture-category-error-handling-resilience.md)
- [Self-Healing / Recovery / Deployment Safety](https://banes-lab.com/ontology/principles/architecture-category-self-healing-recovery-deployment-safety.md)