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OTLP stability clarifications #1400

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Feb 5, 2021
Merged

OTLP stability clarifications #1400

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72600f5
Tiny clarification on OTLP/HTTP Formats status.
carlosalberto Feb 4, 2021
98c4a69
Details about different signals stability.
carlosalberto Feb 4, 2021
8ecfb52
Fix format.
carlosalberto Feb 4, 2021
3ab08d8
Merge branch 'main' into otlp_stability_clarifications
carlosalberto Feb 4, 2021
7f5a31b
Improve.
carlosalberto Feb 4, 2021
2a144cf
Remove unnecesary mention of the gRPC transport.
carlosalberto Feb 5, 2021
47c56fd
Update CHANGELOG.
carlosalberto Feb 5, 2021
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2 changes: 2 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -60,6 +60,8 @@ Updates:
- Modify OTLP/Zipkin Exporter format variables for 1.0 (allowing further specification post 1.0)
([#1358](https://github.com/open-telemetry/opentelemetry-specification/pull/1358))
- Add `k8s.node` semantic conventions ([#1390](https://github.com/open-telemetry/opentelemetry-specification/pull/1390))
- Clarify stability for both OTLP/HTTP and signals in OTLP.
([#1400](https://github.com/open-telemetry/opentelemetry-specification/pull/1400/files))

## v0.7.0 (11-18-2020)

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15 changes: 14 additions & 1 deletion specification/protocol/otlp.md
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Expand Up @@ -11,6 +11,7 @@ nodes such as collectors and telemetry backends.
Table of Contents
</summary>

- [Signals Maturity Level](#signals-maturity-level)
- [Protocol Details](#protocol-details)
* [OTLP/gRPC](#otlpgrpc)
+ [OTLP/gRPC Concurrent Requests](#otlpgrpc-concurrent-requests)
Expand Down Expand Up @@ -44,6 +45,17 @@ Table of Contents
OTLP is a general-purpose telemetry data delivery protocol designed in the scope
of OpenTelemetry project.

## Signals Maturity Level

Each signal has different support and stability in OTLP, described through its
own maturity level, which in turn applies to **all** the OTLP Transports listed below.

* Tracing: **Stable**
* Metrics: **Beta**
* Logs: **Alpha**

See [OTLP Maturity Level](https://github.com/open-telemetry/opentelemetry-proto#maturity-level).

## Protocol Details

OTLP defines the encoding of telemetry data and the protocol used to exchange
Expand Down Expand Up @@ -301,7 +313,8 @@ The default network port for OTLP/gRPC is 4317.

### OTLP/HTTP

**Status**: [Experimental](../document-status.md)
**Binary Format Status**: [Stable](../document-status.md)
**JSON Format Status**: [Experimental](../document-status.md)
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OTLP/HTTP uses Protobuf payloads encoded either in binary format or in JSON
format. The Protobuf schema of the messages is the same for OTLP/HTTP and
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