Capture memory leak failures during tests

Tests will automatically save memory dumps when out of memory issues
occur in java test cases. Updated CI to also pick these up for
troubleshooting as needed.

Signed-off-by: Peter Nied <[email protected]>

.github/workflows/CI.yml

@@ -121,6 +121,24 @@ jobs:
         env:
           OS_MIGRATIONS_GRADLE_SCAN_TOS_AGREE_AND_ENABLED: ''
 
+      - name: Detect Memory Dumps
+        if: failure()
+        run: |
+          if find . -type f -name "*.hprof" | grep -q '.'; then
+            echo "::group::Memory Dumps Detected"
+            echo "::warning::Memory dumps were found and uploaded as artifacts. Review these files to diagnose OOM issues."
+            echo "To download and inspect these files, navigate to 'Actions' -> 'Artifacts'."
+            echo "::endgroup::"
+          fi
+
+      - name: Upload memory dump
+        if: failure()
+        uses: actions/upload-artifact@v4
+        with:
+          if-no-files-found: ignore
+          name: memory-dumps
+          path: ./**/*.hprof
+
       - uses: actions/upload-artifact@v4
         if: always()
         with:

build.gradle

@@ -127,7 +127,7 @@ subprojects {
         systemProperty 'junit.jupiter.execution.parallel.enabled', 'false'
         systemProperty 'log4j2.contextSelector', 'org.apache.logging.log4j.core.selector.BasicContextSelector'
         // Verify assertions in tests
-        jvmArgs '-ea'
+        jvmArgs = ['-ea', '-XX:+HeapDumpOnOutOfMemoryError']
         jacoco.enabled = true
     }