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Remove network.protocol.name|version, network.transport from RPC spans and metrics #3350

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remove network.protocol.name|version and
lmolkova Jan 28, 2026
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lmolkova Jan 28, 2026
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6 changes: 6 additions & 0 deletions .chloggen/rpc-remove-network.yaml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
change_type: breaking
component: rpc
note: >
Remove `network.protocol.name`, `network.protocol.version`, and `network.transport`
attributes from RPC spans and metrics.
issues: [3349, 3350]
9 changes: 3 additions & 6 deletions docs/non-normative/rpc-migration.md
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Expand Up @@ -53,6 +53,7 @@ TODO (latest).
| `rpc.system` → `rpc.system.name` | [#3176](https://github.com/open-telemetry/semantic-conventions/pull/3176), [#3203](https://github.com/open-telemetry/semantic-conventions/pull/3203) | See [below](#rpcsystemname-values) for changes to the values, also now marked as sampling-relevant |
| `rpc.method` | [#3223](https://github.com/open-telemetry/semantic-conventions/pull/3223), [#3203](https://github.com/open-telemetry/semantic-conventions/pull/3203) | Now contains fully-qualified method name (e.g., `com.example.ExampleService/exampleMethod`), also now marked as sampling-relevant |
| `rpc.service` | [#3223](https://github.com/open-telemetry/semantic-conventions/pull/3223) | Removed, integrated into `rpc.method` |
| `network.transport` | [#3350](https://github.com/open-telemetry/semantic-conventions/pull/3350) | Removed |
| `network.type` | [#2857](https://github.com/open-telemetry/semantic-conventions/pull/2857) | Removed |
| `rpc.grpc.status_code` → `rpc.response.status_code` | [#2920](https://github.com/open-telemetry/semantic-conventions/pull/2920) | Changed from int to string (e.g., `0` → `"OK"`) |
| `rpc.connect_rpc.error_code` → `rpc.response.status_code` | [#2920](https://github.com/open-telemetry/semantic-conventions/pull/2920) | |
Expand All @@ -63,8 +64,6 @@ TODO (latest).
| `server.address` | [#3203](https://github.com/open-telemetry/semantic-conventions/pull/3203) | Now marked as sampling-relevant |
| `server.port` | [#3203](https://github.com/open-telemetry/semantic-conventions/pull/3203) | Now marked as sampling-relevant |
| New: `error.type` | [#2852](https://github.com/open-telemetry/semantic-conventions/pull/2852) | |
| New: `network.protocol.name` | [#2767](https://github.com/open-telemetry/semantic-conventions/pull/2767) | |
| New: `network.protocol.version` | [#2767](https://github.com/open-telemetry/semantic-conventions/pull/2767) | |
| New: `rpc.method_original` | [#3223](https://github.com/open-telemetry/semantic-conventions/pull/3223) | Original method name when `rpc.method` is set to `_OTHER` |
<!-- prettier-ignore-end -->

Expand Down Expand Up @@ -109,13 +108,12 @@ Metric changes:
| `rpc.system` &rarr; `rpc.system.name` | [#3176](https://github.com/open-telemetry/semantic-conventions/pull/3176) | See [above](#rpcsystemname-values) for changes to the values |
| `rpc.method` | [#3223](https://github.com/open-telemetry/semantic-conventions/pull/3223) | Now contains fully-qualified method name (e.g., `com.example.ExampleService/exampleMethod`) |
| `rpc.service` | [#3223](https://github.com/open-telemetry/semantic-conventions/pull/3223) | Removed, integrated into `rpc.method` |
| `network.transport` | [#3350](https://github.com/open-telemetry/semantic-conventions/pull/3350) | Removed |
| `network.type` | [#2857](https://github.com/open-telemetry/semantic-conventions/pull/2857) | Removed |
| `server.address` | [#3197](https://github.com/open-telemetry/semantic-conventions/pull/3197) | Changed from Recommended to Opt-In |
| `server.port` | [#3197](https://github.com/open-telemetry/semantic-conventions/pull/3197) | Changed from Recommended to Opt-In |
| New: `rpc.response.status_code` | [#2920](https://github.com/open-telemetry/semantic-conventions/pull/2920) | |
| New: `error.type` | [#2852](https://github.com/open-telemetry/semantic-conventions/pull/2852) | |
| New: `network.protocol.name` | [#2767](https://github.com/open-telemetry/semantic-conventions/pull/2767) | |
| New: `network.protocol.version` | [#2767](https://github.com/open-telemetry/semantic-conventions/pull/2767) | |
<!-- prettier-ignore-end -->

References:
Expand All @@ -142,13 +140,12 @@ Metric changes:
| `rpc.system` &rarr; `rpc.system.name` | [#3176](https://github.com/open-telemetry/semantic-conventions/pull/3176) | See [above](#rpcsystemname-values) for changes to the values |
| `rpc.method` | [#3223](https://github.com/open-telemetry/semantic-conventions/pull/3223) | Now contains fully-qualified method name (e.g., `com.example.ExampleService/exampleMethod`) |
| `rpc.service` | [#3223](https://github.com/open-telemetry/semantic-conventions/pull/3223) | Removed, integrated into `rpc.method` |
| `network.transport` | [#3350](https://github.com/open-telemetry/semantic-conventions/pull/3350) | Removed |
| `network.type` | [#2857](https://github.com/open-telemetry/semantic-conventions/pull/2857) | Removed |
| `server.address` | [#3197](https://github.com/open-telemetry/semantic-conventions/pull/3197) | Changed from Recommended to Required |
| `server.port` | [#3197](https://github.com/open-telemetry/semantic-conventions/pull/3197) | Changed from Recommended to Conditionally Required |
| New: `rpc.response.status_code` | [#2920](https://github.com/open-telemetry/semantic-conventions/pull/2920) | |
| New: `error.type` | [#2852](https://github.com/open-telemetry/semantic-conventions/pull/2852) | |
| New: `network.protocol.name` | [#2767](https://github.com/open-telemetry/semantic-conventions/pull/2767) | |
| New: `network.protocol.version` | [#2767](https://github.com/open-telemetry/semantic-conventions/pull/2767) | |
<!-- prettier-ignore-end -->

References:
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