# Capacity Signaling

> The requirement that downstream capacity be signaled upstream so producers adjust their rate.

Record: `lex:capacity-signaling`
Kind: constraint
Layer: [Correctness Core](https://banes-lab.com/records/layer/correctness-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lex-capacity-signaling

## category

- [Error Handling / Resilience](https://banes-lab.com/records/lex-category/error-handling-resilience.md)

## referenced-by

- [Backpressure](https://banes-lab.com/records/arch/backpressure.md)