envoyproxy/envoy

Tracing Improvements (with a focus on OpenTelemetry)

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#43184 opened on Jan 27, 2026

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area/observabilityarea/tracingenhancementhelp wanted

Description

Tracing Improvements (with a focus on OpenTelemetry)

The OpenTelemetry tracer that currently exists in Envoy needs some updating for both accuracy and flexibility. See the doc below for discussion.

Additionally, some of the core Envoy tracing behavior could use improvements, especially around the interaction with Async streams.

Doc.

Please feel free to request edit/comment access on the above doc.

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