# Opaque Distributed Calls

> Calls crossing service boundaries with no tracing, so a request's path and bottlenecks are invisible.

Record: `lexicon:opaque-distributed-calls`
Kind: anti-pattern
Layer: [Observability](https://banes-lab.com/records/layer/observability.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-opaque-distributed-calls

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Latency/Failure Root Cause Analysis](https://banes-lab.com/records/lexicon/latency-failure-root-cause-analysis.md) and before [Overhead/Sampling](https://banes-lab.com/records/lexicon/overhead-sampling.md).

## Category

- [Observability / Auditability / Traceability](https://banes-lab.com/records/lexicon-category/observability-auditability-traceability.md)

## Negated by

- [Distributed Tracing](https://banes-lab.com/records/architecture/distributed-tracing.md)

## Linked from

- [Observability / Auditability / Traceability](https://banes-lab.com/ontology/principles/architecture-category-observability-auditability-traceability.md)