OpenTelemetry Semantic Conventions

1. General attribute naming

   Naming rules for attributes, spans and metrics.

2. General attributes

   Common attributes such as client, server, network and error.

3. Resource conventions

   service.*, host.*, cloud.*, k8s.* and process.* attributes.

4. HTTP spans

   Client and server span names and http.* attributes.

5. HTTP metrics

   http.server.request.duration and related metrics.

6. Database spans

   db.* attributes and span naming for database calls.

7. Messaging spans

   Producer, consumer and settle spans for message systems.

8. RPC spans

   rpc.* attributes for gRPC and other RPC calls.

9. Exceptions

   Recording exceptions on spans.

10. General metrics conventions

    Metric naming, units and instrument guidance.

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