# Blocking Synchronous Chains

> Chaining services through blocking synchronous calls, so one slow link stalls the entire request.

Record: `lex:blocking-synchronous-chains`
Kind: anti-pattern
Layer: [Execution Core](https://banes-lab.com/records/layer/execution-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lex-blocking-synchronous-chains

## category

- [Event Messaging Async](https://banes-lab.com/records/lex-category/event-messaging-async.md)

## referenced-by

- [Asynchronous Communication](https://banes-lab.com/records/arch/asynchronous-communication.md)