Add k8s.{pod,node}.network.{io,errors} metrics

.chloggen/add_k8s_network_metrics.yaml

@@ -0,0 +1,22 @@
+# Use this changelog template to create an entry for release notes.
+#
+# If your change doesn't affect end users you should instead start
+# your pull request title with [chore] or use the "Skip Changelog" label.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the area of concern in the attributes-registry, (e.g. http, cloud, db)
+component: k8s
+
+# A brief description of the change. Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Add k8s.{node,pod}.network.{io,errors} metrics
+
+# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
+# The values here must be integers.
+issues: [1427]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:

docs/system/k8s-metrics.md

@@ -81,6 +81,74 @@ This metric is [recommended][MetricRecommended].
 <!-- END AUTOGENERATED TEXT -->
 <!-- endsemconv -->
 
+### Metric: `k8s.pod.network.io`
+
+This metric is [recommended][MetricRecommended].
+
+<!-- semconv metric.k8s.pod.network.io -->
+<!-- NOTE: THIS TEXT IS AUTOGENERATED. DO NOT EDIT BY HAND. -->
+<!-- see templates/registry/markdown/snippet.md.j2 -->
+<!-- prettier-ignore-start -->
+<!-- markdownlint-capture -->
+<!-- markdownlint-disable -->
+
+| Name     | Instrument Type | Unit (UCUM) | Description    | Stability |
+| -------- | --------------- | ----------- | -------------- | --------- |
+| `k8s.pod.network.io` | Counter | `By` | Network bytes for the Pod | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+| Attribute  | Type | Description  | Examples  | [Requirement Level](https://opentelemetry.io/docs/specs/semconv/general/attribute-requirement-level/) | Stability |
+|---|---|---|---|---|---|
+| [`network.interface.name`](/docs/attributes-registry/network.md) | string | The network interface name. | `lo`; `eth0` | `Recommended` | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| [`network.io.direction`](/docs/attributes-registry/network.md) | string | The network IO operation direction. | `transmit` | `Recommended` | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+---
+
+`network.io.direction` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.
+
+| Value  | Description | Stability |
+|---|---|---|
+| `receive` | receive | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| `transmit` | transmit | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+<!-- markdownlint-restore -->
+<!-- prettier-ignore-end -->
+<!-- END AUTOGENERATED TEXT -->
+<!-- endsemconv -->
+
+### Metric: `k8s.pod.network.errors`
+
+This metric is [recommended][MetricRecommended].
+
+<!-- semconv metric.k8s.pod.network.errors -->
+<!-- NOTE: THIS TEXT IS AUTOGENERATED. DO NOT EDIT BY HAND. -->
+<!-- see templates/registry/markdown/snippet.md.j2 -->
+<!-- prettier-ignore-start -->
+<!-- markdownlint-capture -->
+<!-- markdownlint-disable -->
+
+| Name     | Instrument Type | Unit (UCUM) | Description    | Stability |
+| -------- | --------------- | ----------- | -------------- | --------- |
+| `k8s.pod.network.errors` | Counter | `{error}` | Pod network errors | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+| Attribute  | Type | Description  | Examples  | [Requirement Level](https://opentelemetry.io/docs/specs/semconv/general/attribute-requirement-level/) | Stability |
+|---|---|---|---|---|---|
+| [`network.interface.name`](/docs/attributes-registry/network.md) | string | The network interface name. | `lo`; `eth0` | `Recommended` | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| [`network.io.direction`](/docs/attributes-registry/network.md) | string | The network IO operation direction. | `transmit` | `Recommended` | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+---
+
+`network.io.direction` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.
+
+| Value  | Description | Stability |
+|---|---|---|
+| `receive` | receive | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| `transmit` | transmit | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+<!-- markdownlint-restore -->
+<!-- prettier-ignore-end -->
+<!-- END AUTOGENERATED TEXT -->
+<!-- endsemconv -->
+
 ### Metric: `k8s.node.cpu.time`
 
 This metric is [recommended][MetricRecommended].
@@ -147,5 +215,73 @@ This metric is [recommended][MetricRecommended].
 <!-- END AUTOGENERATED TEXT -->
 <!-- endsemconv -->
 
+### Metric: `k8s.node.network.io`
+
+This metric is [recommended][MetricRecommended].
+
+<!-- semconv metric.k8s.node.network.io -->
+<!-- NOTE: THIS TEXT IS AUTOGENERATED. DO NOT EDIT BY HAND. -->
+<!-- see templates/registry/markdown/snippet.md.j2 -->
+<!-- prettier-ignore-start -->
+<!-- markdownlint-capture -->
+<!-- markdownlint-disable -->
+
+| Name     | Instrument Type | Unit (UCUM) | Description    | Stability |
+| -------- | --------------- | ----------- | -------------- | --------- |
+| `k8s.node.network.io` | Counter | `By` | Network bytes for the Node | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+| Attribute  | Type | Description  | Examples  | [Requirement Level](https://opentelemetry.io/docs/specs/semconv/general/attribute-requirement-level/) | Stability |
+|---|---|---|---|---|---|
+| [`network.interface.name`](/docs/attributes-registry/network.md) | string | The network interface name. | `lo`; `eth0` | `Recommended` | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| [`network.io.direction`](/docs/attributes-registry/network.md) | string | The network IO operation direction. | `transmit` | `Recommended` | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+---
+
+`network.io.direction` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.
+
+| Value  | Description | Stability |
+|---|---|---|
+| `receive` | receive | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| `transmit` | transmit | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+<!-- markdownlint-restore -->
+<!-- prettier-ignore-end -->
+<!-- END AUTOGENERATED TEXT -->
+<!-- endsemconv -->
+
+### Metric: `k8s.node.network.errors`
+
+This metric is [recommended][MetricRecommended].
+
+<!-- semconv metric.k8s.node.network.errors -->
+<!-- NOTE: THIS TEXT IS AUTOGENERATED. DO NOT EDIT BY HAND. -->
+<!-- see templates/registry/markdown/snippet.md.j2 -->
+<!-- prettier-ignore-start -->
+<!-- markdownlint-capture -->
+<!-- markdownlint-disable -->
+
+| Name     | Instrument Type | Unit (UCUM) | Description    | Stability |
+| -------- | --------------- | ----------- | -------------- | --------- |
+| `k8s.node.network.errors` | Counter | `{error}` | Node network errors | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+| Attribute  | Type | Description  | Examples  | [Requirement Level](https://opentelemetry.io/docs/specs/semconv/general/attribute-requirement-level/) | Stability |
+|---|---|---|---|---|---|
+| [`network.interface.name`](/docs/attributes-registry/network.md) | string | The network interface name. | `lo`; `eth0` | `Recommended` | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| [`network.io.direction`](/docs/attributes-registry/network.md) | string | The network IO operation direction. | `transmit` | `Recommended` | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+---
+
+`network.io.direction` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.
+
+| Value  | Description | Stability |
+|---|---|---|
+| `receive` | receive | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| `transmit` | transmit | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+
+<!-- markdownlint-restore -->
+<!-- prettier-ignore-end -->
+<!-- END AUTOGENERATED TEXT -->
+<!-- endsemconv -->
+
 [DocumentStatus]: https://opentelemetry.io/docs/specs/otel/document-status
 [MetricRecommended]: /docs/general/metric-requirement-level.md#recommended

model/k8s/metrics.yaml

@@ -30,6 +30,28 @@ groups:
     instrument: gauge
     unit: "By"
 
+  # k8s.pod.network.* metrics
+  - id: metric.k8s.pod.network.io
+    type: metric
+    metric_name: k8s.pod.network.io
+    stability: experimental
+    brief: "Network bytes for the Pod"
+    instrument: counter
+    unit: "By"
+    attributes:
+      - ref: network.interface.name
+      - ref: network.io.direction
+  - id: metric.k8s.pod.network.errors
+    type: metric
+    metric_name: k8s.pod.network.errors
+    stability: experimental
+    brief: "Pod network errors"
+    instrument: counter
+    unit: "{error}"
+    attributes:
+      - ref: network.interface.name
+      - ref: network.io.direction
+
   # k8s.node.cpu.* metrics
   - id: metric.k8s.node.cpu.time
     type: metric
@@ -60,3 +82,25 @@ groups:
       Total memory usage of the Node
     instrument: gauge
     unit: "By"
+
+  # k8s.node.network.* metrics
+  - id: metric.k8s.node.network.io
+    type: metric
+    metric_name: k8s.node.network.io
+    stability: experimental
+    brief: "Network bytes for the Node"
+    instrument: counter
+    unit: "By"
+    attributes:
+      - ref: network.interface.name
+      - ref: network.io.direction
+  - id: metric.k8s.node.network.errors
+    type: metric
+    metric_name: k8s.node.network.errors
+    stability: experimental
+    brief: "Node network errors"
+    instrument: counter
+    unit: "{error}"
+    attributes:
+      - ref: network.interface.name
+      - ref: network.io.direction