[Backport 2.x] enabled mockTelemetryPlugin for IT and fixed OOM

.ci/bwcVersions

@@ -1,41 +1,34 @@
 BWC_VERSION:
-  - "7.0.0"
-  - "7.0.1"
-  - "7.1.0"
-  - "7.1.1"
-  - "7.2.0"
-  - "7.2.1"
-  - "7.3.0"
-  - "7.3.1"
-  - "7.3.2"
-  - "7.4.0"
-  - "7.4.1"
-  - "7.4.2"
-  - "7.5.0"
-  - "7.5.1"
-  - "7.5.2"
-  - "7.6.0"
-  - "7.6.1"
-  - "7.6.2"
-  - "7.7.0"
-  - "7.7.1"
-  - "7.8.0"
-  - "7.8.1"
-  - "7.9.0"
-  - "7.9.1"
-  - "7.9.2"
-  - "7.9.3"
-  - "7.10.0"
-  - "7.10.1"
-  - "7.10.2"
-  - "1.0.0"
-  - "1.1.0"
-  - "1.2.0"
-  - "1.2.1"
-  - "1.2.2"
-  - "1.2.3"
-  - "1.2.4"
-  - "1.2.5"
-  - "1.3.0"
-  - "1.3.1"
-  - "1.4.0"
+  - "2.0.0"
+  - "2.0.1"
+  - "2.0.2"
+  - "2.1.0"
+  - "2.1.1"
+  - "2.2.0"
+  - "2.2.1"
+  - "2.2.2"
+  - "2.3.0"
+  - "2.3.1"
+  - "2.4.0"
+  - "2.4.1"
+  - "2.4.2"
+  - "2.5.0"
+  - "2.5.1"
+  - "2.6.0"
+  - "2.6.1"
+  - "2.7.0"
+  - "2.7.1"
+  - "2.8.0"
+  - "2.8.1"
+  - "2.9.0"
+  - "2.9.1"
+  - "2.10.0"
+  - "2.10.1"
+  - "2.11.0"
+  - "2.11.1"
+  - "2.11.2"
+  - "2.12.0"
+  - "2.12.1"
+  - "2.13.0"
+  - "2.13.1"
+  - "2.14.0"

.ci/dockerOnLinuxExclusions

@@ -12,4 +12,4 @@ ol-7.7
 sles-12.3 # older version used in Vagrant image
 sles-12.5
 sles-15.1
-sles-15.2
+sles-15.2

.ci/documentation/issue.md

@@ -0,0 +1,11 @@
+**Is your feature request related to a problem?**
+A new feature has been added.
+
+**What solution would you like?**
+Document the usage of the new feature.
+
+**What alternatives have you considered?**
+N/A
+
+**Do you have any additional context?**
+See please 

.gitattributes

@@ -1,4 +1,5 @@
 * text eol=lf
+*.jar binary
 *.bat binary
 *.zip binary
 *.exe binary

.github/CODEOWNERS

@@ -1,3 +1,27 @@
-# This should match the owning team set up in https://github.com/orgs/opensearch-project/teams
-*   @opensearch-project/opensearch-core
+# CODEOWNERS manages notifications, not PR approvals
+# For PR approvals see /.github/workflows/maintainer-approval.yml 
 
+# Files have a single rule applied, the last match decides the owner
+# If you would like to more specifically apply ownership, include existing owner in new sub fields
+
+# To verify changes of CODEOWNERS file
+# In VSCode
+#   1. Install extension https://marketplace.visualstudio.com/items?itemName=jasonnutter.vscode-codeowners
+#   2. Go to a file
+#   3. Use the command palette to run the CODEOWNERS: Show owners of current file command, which will display all code owners for the current file.
+
+# Default ownership for all repo files
+* @anasalkouz @andrross @Bukhtawar @CEHENKLE @dblock @dbwiddis @dreamer-89 @gbbafna @kotwanikunal @mch2 @msfroh @nknize @owaiskazi19 @reta @Rishikesh1159 @sachinpkale @saratvemulapalli @shwetathareja @sohami @tlfeng @VachaShah
+
+/modules/transport-netty4/ @peternied
+
+/plugins/identity-shiro/ @peternied
+
+/server/src/main/java/org/opensearch/extensions/ @peternied
+/server/src/main/java/org/opensearch/identity/ @peternied
+/server/src/main/java/org/opensearch/threadpool/ @peternied
+/server/src/main/java/org/opensearch/transport/ @peternied
+
+/.github/ @peternied
+
+/MAINTAINERS.md @anasalkouz @andrross @Bukhtawar @CEHENKLE @dblock @dbwiddis @dreamer-89 @gbbafna @kotwanikunal @mch2 @msfroh @nknize @owaiskazi19 @peternied @reta @Rishikesh1159 @sachinpkale @saratvemulapalli @shwetathareja @sohami @tlfeng @VachaShah

.github/ISSUE_TEMPLATE/bug_template.yml

@@ -0,0 +1,80 @@
+name: 🐛 Bug report
+description: Create a report to help us improve
+title: "[BUG] <title>"
+labels: ['bug, untriaged']
+body:
+  - type: textarea
+    attributes:
+      label: Describe the bug
+      description: A clear and concise description of what the bug is.
+    validations:
+      required: true
+  - type: dropdown
+    attributes:
+      label: Related component
+      description: Choose a specific OpenSearch component your bug belongs to.  If you are unsure which to select or if the component is not present, select "Other".
+      multiple: false
+      options:
+        - # Empty first option to force selection
+        - Build
+        - Clients
+        - Cluster Manager
+        - Extensions
+        - Indexing:Performance
+        - Indexing:Replication
+        - Indexing
+        - Libraries
+        - Other
+        - Plugins
+        - Search:Aggregations
+        - Search:Performance
+        - Search:Query Capabilities
+        - Search:Query Insights
+        - Search:Relevance
+        - Search:Remote Search
+        - Search:Resiliency
+        - Search:Searchable Snapshots
+        - Search
+        - Storage:Durability
+        - Storage:Performance
+        - Storage:Remote
+        - Storage:Snapshots
+        - Storage
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: To Reproduce
+      description: Steps to reproduce the behavior.
+      value: |
+        1. Go to '...'
+        2. Click on '....'
+        3. Scroll down to '....'
+        4. See error
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Expected behavior
+      description: A clear and concise description of what you expected to happen.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Additional Details
+      description: Add any other context about the problem here.
+      value: |
+        **Plugins**
+        Please list all plugins currently enabled.
+
+        **Screenshots**
+        If applicable, add screenshots to help explain your problem.
+
+        **Host/Environment (please complete the following information):**
+         - OS: [e.g. iOS]
+         - Version [e.g. 22]
+
+        **Additional context**
+        Add any other context about the problem here.
+    validations:
+      required: false

.github/ISSUE_TEMPLATE/failed_check.md

@@ -0,0 +1,8 @@
+---
+title: '[AUTOCUT] Gradle Check Failure on push to {{ env.branch_name }}'
+labels: '>test-failure, bug, autocut'
+---
+
+Gradle check has failed on push of your commit {{ env.pr_from_sha }}.
+Please examine the workflow log {{ env.workflow_url }}.
+Is the failure [a flaky test](https://github.com/opensearch-project/OpenSearch/blob/main/DEVELOPER_GUIDE.md#flaky-tests) unrelated to your change?

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -0,0 +1,67 @@
+name: 🎆 Feature request
+description: Suggest an idea for this project
+title: '[Feature Request] <title>'
+labels: ['enhancement, untriaged']
+body:
+  - type: textarea
+    attributes:
+      label: Is your feature request related to a problem? Please describe
+      description: A clear and concise description of what the problem is.
+      placeholder: Ex. I'm always frustrated when [...]
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Describe the solution you'd like
+      description: A clear and concise description of what you want to happen.
+    validations:
+      required: true
+  - type: dropdown
+    attributes:
+      label: Related component
+      description: Choose a specific OpenSearch component your feature request belongs to.  If you are unsure of which component to select or if the component is not present, select "Other".
+      multiple: false
+      options:
+        - # Empty first option to force selection
+        - Build
+        - Clients
+        - Cluster Manager
+        - Extensions
+        - Indexing:Performance
+        - Indexing:Replication
+        - Indexing
+        - Libraries
+        - Other
+        - Plugins
+        - Search:Aggregations
+        - Search:Performance
+        - Search:Query Capabilities
+        - Search:Query Insights
+        - Search:Relevance
+        - Search:Remote Search
+        - Search:Resiliency
+        - Search:Searchable Snapshots
+        - Search
+        - Storage:Durability
+        - Storage:Performance
+        - Storage:Remote
+        - Storage:Snapshots
+        - Storage
+        - ShardManagement:Placement
+        - ShardManagement:Performance
+        - ShardManagement:Resiliency
+        - ShardManagement:Insights
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Describe alternatives you've considered
+      description: A clear and concise description of any alternative solutions or features you've considered.
+    validations:
+      required: false
+  - type: textarea
+    attributes:
+      label: Additional context
+      description: Add any other context or screenshots about the feature request here.
+    validations:
+      required: false