# LOCK

> Resource lock · the barrier around an exclusive write

Record: `pag:keyword-coordination-lock`
Kind: keyword
Canonical: https://banes-lab.com/ontology/grammar#pag-keyword-coordination-lock

Listed in [Grammar records](https://banes-lab.com/api/records/pag.md), after [RETRY](https://banes-lab.com/records/pag/keyword-coordination-retry.md) and before [UNLOCK](https://banes-lab.com/records/pag/keyword-coordination-unlock.md).

## Grounds

- [substrate-node:constraint](https://banes-lab.com/records/reasoning/substrate-node-constraint.md)