Changelog for 9.1.6 (#47278) (#47311)

* Changelog for 9.1.6

* regenerate release notes with elastic/elastic-agent-changelog-tool#221 to break into component sections

---------


(cherry picked from commit 338dbf8)

Co-authored-by: Eric Beahan <[email protected]>
Co-authored-by: Colleen McGinnis <[email protected]>

Author: 3 people

changelog/9.1.6.yaml

@@ -0,0 +1,132 @@
+version: 9.1.6
+entries:
+    - kind: bug-fix
+      summary: fix defer usage for stopped status reporting
+      description: ""
+      component: filebeat
+      pr:
+        - https://github.com/elastic/beats/pull/46916
+      issue: []
+      impact: ""
+      action: ""
+      timestamp: 1759439225
+      file:
+        name: 1759439225-chore-fix-defer-usage-for-stopped-status-reporting.yaml
+        checksum: 6712ef7e1be0322e61e26589856f7a95336c1650
+    - kind: bug-fix
+      summary: Prevent panic in logstash output when trying to send events while shutting down
+      description: ""
+      component: all
+      pr:
+        - https://github.com/elastic/beats/pull/46960
+      issue: []
+      impact: ""
+      action: ""
+      timestamp: 1759848602
+      file:
+        name: 1759848602-fix-prevent-panic-in-logstash-output.yaml
+        checksum: b954bb7421248bc306792d101e638e2b9486ff1f
+    - kind: bug-fix
+      summary: Fix missing AWS cloudwatch metrics with linked accounts and same dimensions
+      description: ""
+      component: metricbeat
+      pr:
+        - https://github.com/elastic/beats/pull/46978
+      issue: []
+      impact: ""
+      action: ""
+      timestamp: 1759878363
+      file:
+        name: 1759878363-bugfix-fix-missing-cloudwatch-metrics-with-linked-accounts-and-same-dimensions.yaml
+        checksum: bee797c7a7568cbb2b57c4988b9924c2527c5441
+    - kind: bug-fix
+      summary: Prevent panic in replace processor for non-string values
+      description: ""
+      component: all
+      pr:
+        - https://github.com/elastic/beats/pull/47009
+      issue: []
+      impact: ""
+      action: ""
+      timestamp: 1760026886
+      file:
+        name: 1760026886-fix-replace-processor-panic.yaml
+        checksum: beef9eec545644d462230640a17d486f3aaca8a4
+    - kind: bug-fix
+      summary: Add a fix to handle blank content-type headers in HTTP responses for Prometheus.
+      description: ""
+      component: metricbeat
+      pr:
+        - https://github.com/elastic/beats/pull/47027
+      issue: []
+      impact: ""
+      action: ""
+      timestamp: 1760103378
+      file:
+        name: 1760103378-bugfix-add-a-fix-to-handle-blank-content-typ.yaml
+        checksum: 588a42ea73a583c9d988357f92977557c1768203
+    - kind: bug-fix
+      summary: Autodiscover now correctly updates Kubernetes metadata on node and pod label changes
+      description: ""
+      component: all
+      pr:
+        - https://github.com/elastic/beats/pull/47034
+      issue: []
+      impact: ""
+      action: ""
+      timestamp: 1760107537
+      file:
+        name: 1760107537-fix-kubernetes-autodiscover-label-update.yaml
+        checksum: d16b49ddbc781fdeef75bb7791bd52a2703a59f6
+    - kind: bug-fix
+      summary: Prevent 3s startup delay when add_cloud_metadata is used with debug logs
+      description: ""
+      component: all
+      pr:
+        - https://github.com/elastic/beats/pull/47058
+      issue: []
+      impact: ""
+      action: ""
+      timestamp: 1760359519
+      file:
+        name: 1760359519-fix-44203-add_cloud_metadata-delay.yaml
+        checksum: 6960cb943c44a3607220a5a0fe8086bc1e246911
+    - kind: bug-fix
+      summary: Update elastic-agent-system-metrics to v0.13.3.
+      description: Removes "Accurate CPU counts not available on platform" log spam at the debug log level.
+      component: all
+      pr:
+        - https://github.com/elastic/beats/pull/47104
+      issue: []
+      impact: ""
+      action: ""
+      timestamp: 1760463673
+      file:
+        name: 1760463673-update-elastic-agent-system-metrics-to-v0.13.3..yaml
+        checksum: 535706decb436975980ec4b6144025c939c38501
+    - kind: enhancement
+      summary: Improve the Prometheus helper to handle multiple content types including blank and invalid headers.
+      description: ""
+      component: metricbeat
+      pr:
+        - https://github.com/elastic/beats/pull/47085
+      issue: []
+      impact: ""
+      action: ""
+      timestamp: 1760507204
+      file:
+        name: 1760507204-bugfix-add-a-fix-to-handle-multiple-content-types-including-blank-and-invalid-headers.yaml
+        checksum: 9edac2df33c8e82d6ee8d848c6cbd136cfbdd760
+    - kind: bug-fix
+      summary: Allows users to customize their data stream namespace to "generic".
+      description: ""
+      component: all
+      pr:
+        - https://github.com/elastic/beats/pull/47140
+      issue: []
+      impact: ""
+      action: ""
+      timestamp: 1760572941
+      file:
+        name: 1760572941-fix-ds-namespace.yaml
+        checksum: d7721f51af64ce6cd8dfd12808320668d7fb0d15

docs/release-notes/_snippets/9.1.6/breaking-changes.md

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+## 9.1.6 [beats-9.1.6-breaking-changes]
+
+_No breaking changes._

docs/release-notes/_snippets/9.1.6/deprecations.md

@@ -0,0 +1,3 @@
+## 9.1.6 [beats-9.1.6-deprecations]
+
+_No deprecations._

docs/release-notes/_snippets/9.1.6/index.md

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+## 9.1.6 [beats-release-notes-9.1.6]
+
+
+
+### Features and enhancements [beats-9.1.6-features-enhancements]
+
+
+**Metricbeat**
+
+* Improve the Prometheus helper to handle multiple content types including blank and invalid headers. [#47085](https://github.com/elastic/beats/pull/47085) 
+
+
+### Fixes [beats-9.1.6-fixes]
+
+
+**All**
+
+* Prevent panic in logstash output when trying to send events while shutting down. [#46960](https://github.com/elastic/beats/pull/46960) 
+* Prevent panic in replace processor for non-string values. [#47009](https://github.com/elastic/beats/pull/47009) 
+* Autodiscover now correctly updates Kubernetes metadata on node and pod label changes. [#47034](https://github.com/elastic/beats/pull/47034) 
+* Prevent 3s startup delay when add_cloud_metadata is used with debug logs. [#47058](https://github.com/elastic/beats/pull/47058) 
+* Update elastic-agent-system-metrics to v0.13.3. [#47104](https://github.com/elastic/beats/pull/47104) 
+
+  Removes "Accurate CPU counts not available on platform" log spam at the debug log level.
+* Allows users to customize their data stream namespace to "generic". [#47140](https://github.com/elastic/beats/pull/47140) 
+
+**Filebeat**
+
+* Fix defer usage for stopped status reporting. [#46916](https://github.com/elastic/beats/pull/46916) 
+
+**Metricbeat**
+
+* Fix missing AWS cloudwatch metrics with linked accounts and same dimensions. [#46978](https://github.com/elastic/beats/pull/46978) 
+* Add a fix to handle blank content-type headers in HTTP responses for Prometheus. [#47027](https://github.com/elastic/beats/pull/47027) 
+

docs/release-notes/_snippets/breaking-changes/9.1.md

@@ -1,3 +1,6 @@
+:::{include} /release-notes/_snippets/9.1.6/breaking-changes.md
+:::
+
 :::{include} /release-notes/_snippets/9.1.5/breaking-changes.md
 :::
 

docs/release-notes/_snippets/deprecations/9.1.md

@@ -1,3 +1,6 @@
+:::{include} /release-notes/_snippets/9.1.6/deprecations.md
+:::
+
 :::{include} /release-notes/_snippets/9.1.5/deprecations.md
 :::
 

docs/release-notes/_snippets/index/9.1.md

@@ -1,3 +1,6 @@
+:::{include} /release-notes/_snippets/9.1.6/index.md
+:::
+
 :::{include} /release-notes/_snippets/9.1.5/index.md
 :::