processor/deltatocumulative: cleanup metrics

Author: sh0rez

.chloggen/cleanup-metrics.yaml

@@ -0,0 +1,38 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: breaking
+
+# The name of the component, or a single word describing the area of concern, (e.g. filelogreceiver)
+component: deltatocumulative
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: removes legacy and clean up existing metrics
+
+# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
+issues: [38079]
+
+# (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: |
+  renamed:
+    - `otelcol_deltatocumulative.datapoints.processed` to `otelcol_deltatocumulative_datapoints`
+    - `otelcol_deltatocumulative.datapoints.dropped` to `otelcol_deltatocumulative_datapoints{error="..."}`
+    - `otelcol_deltatocumulative.max_stale` to `otelcol_deltatocumulative_max_stale`
+    - `otelcol_deltatocumulative.streams.limit` to `otelcol_deltatocumulative_streams_limit`
+    - `otelcol_deltatocumulative.streams.tracked` to `otelcol_deltatocumulative_streams_tracked`
+  removed (already unused):
+    - `otelcol_deltatocumulative.datapoints.linear`
+    - `otelcol_deltatocumulative.streams.tracked.linear`
+    - `otelcol_deltatocumulative.streams.evicted`
+    - `otelcol_deltatocumulative.gaps.length`
+
+# If your change doesn't affect end users or the exported elements of any package,
+# you should instead start your pull request title with [chore] or use the "Skip Changelog" label.
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: [user]

processor/deltatocumulativeprocessor/documentation.md

@@ -6,71 +6,31 @@
 
 The following telemetry is emitted by this component.
 
-### otelcol_deltatocumulative.datapoints.dropped
-
-number of datapoints dropped due to given 'reason'
-
-| Unit | Metric Type | Value Type | Monotonic |
-| ---- | ----------- | ---------- | --------- |
-| {datapoint} | Sum | Int | true |
-
-### otelcol_deltatocumulative.datapoints.linear
+### otelcol_deltatocumulative_datapoints
 
 total number of datapoints processed. may have 'error' attribute, if processing failed
 
 | Unit | Metric Type | Value Type | Monotonic |
 | ---- | ----------- | ---------- | --------- |
 | {datapoint} | Sum | Int | true |
 
-### otelcol_deltatocumulative.datapoints.processed
-
-number of datapoints processed
-
-| Unit | Metric Type | Value Type | Monotonic |
-| ---- | ----------- | ---------- | --------- |
-| {datapoint} | Sum | Int | true |
-
-### otelcol_deltatocumulative.gaps.length
-
-total duration where data was expected but not received
-
-| Unit | Metric Type | Value Type | Monotonic |
-| ---- | ----------- | ---------- | --------- |
-| s | Sum | Int | true |
-
-### otelcol_deltatocumulative.streams.evicted
-
-number of streams evicted
-
-| Unit | Metric Type | Value Type | Monotonic |
-| ---- | ----------- | ---------- | --------- |
-| {stream} | Sum | Int | true |
-
-### otelcol_deltatocumulative.streams.limit
+### otelcol_deltatocumulative_streams_limit
 
 upper limit of tracked streams
 
 | Unit | Metric Type | Value Type |
 | ---- | ----------- | ---------- |
 | {stream} | Gauge | Int |
 
-### otelcol_deltatocumulative.streams.max_stale
+### otelcol_deltatocumulative_streams_max_stale
 
 duration after which streams inactive streams are dropped
 
 | Unit | Metric Type | Value Type |
 | ---- | ----------- | ---------- |
 | s | Gauge | Int |
 
-### otelcol_deltatocumulative.streams.tracked
-
-number of streams tracked
-
-| Unit | Metric Type | Value Type | Monotonic |
-| ---- | ----------- | ---------- | --------- |
-| {dps} | Sum | Int | false |
-
-### otelcol_deltatocumulative.streams.tracked.linear
+### otelcol_deltatocumulative_streams_tracked
 
 number of streams tracked