Wrapped up mongodb telegraf metrics

Author: chan-tim-sumo

.chloggen/chan-tim_mongodbMetrics.yaml

@@ -0,0 +1,27 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the component, or a single word describing the area of concern, (e.g. filelogreceiver)
+component: mongodbreceiver
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Added new mongodb metrics to acheive parity with Telegraf
+
+# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
+issues: [37227]
+
+# (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:
+
+# 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: []

receiver/mongodbreceiver/documentation.md

@@ -28,6 +28,14 @@ The number of write operations currently being processed.
 | ---- | ----------- | ---------- | ----------------------- | --------- |
 | {writes} | Sum | Int | Cumulative | false |
 
+### mongodb.cache.dirty.percent
+
+The percentage of WiredTiger cache that is dirty.
+
+| Unit | Metric Type | Value Type |
+| ---- | ----------- | ---------- |
+| 1 | Gauge | Double |
+
 ### mongodb.cache.operations
 
 The number of cache operations of the instance.
@@ -42,6 +50,14 @@ The number of cache operations of the instance.
 | ---- | ----------- | ------ |
 | type | The result of a cache request. | Str: ``hit``, ``miss`` |
 
+### mongodb.cache.used.percent
+
+The percentage of WiredTiger cache in use.
+
+| Unit | Metric Type | Value Type |
+| ---- | ----------- | ---------- |
+| 1 | Gauge | Double |
+
 ### mongodb.collection.count
 
 The number of collections.
@@ -284,6 +300,14 @@ The total time spent performing operations.
 | ---- | ----------- | ------ |
 | operation | The MongoDB operation being counted. | Str: ``insert``, ``query``, ``update``, ``delete``, ``getmore``, ``command`` |
 
+### mongodb.page_faults
+
+The number of page faults.
+
+| Unit | Metric Type | Value Type | Aggregation Temporality | Monotonic |
+| ---- | ----------- | ---------- | ----------------------- | --------- |
+| {faults} | Sum | Int | Cumulative | true |
+
 ### mongodb.queries_per_sec
 
 The number of queries executed per second.
@@ -366,6 +390,14 @@ The number of updates executed per second.
 | ---- | ----------- | ---------- |
 | {update}/s | Gauge | Double |
 
+### mongodb.wtcache.bytes.read
+
+The number of bytes read into the WiredTiger cache.
+
+| Unit | Metric Type | Value Type | Aggregation Temporality | Monotonic |
+| ---- | ----------- | ---------- | ----------------------- | --------- |
+| By | Sum | Int | Cumulative | true |
+
 ## Optional Metrics
 
 The following metrics are not emitted by default. Each of them can be enabled by applying the following configuration: