Add GraalVM Native GC metrics

Author: ygree

src/main/resources/org/datadog/jmxfetch/new-gc-default-jmx-metrics.yaml

@@ -193,6 +193,7 @@
       CollectionTime:
         alias: jvm.gc.minor_collection_time
         metric_type: counter
+
 # IBM J9 gencon
 - include:
     domain: java.lang
@@ -216,6 +217,7 @@
       CollectionTime:
         alias: jvm.gc.major_collection_time
         metric_type: counter
+
 # IBM J9 balanced
 - include:
     domain: java.lang
@@ -239,3 +241,27 @@
       CollectionTime:
         alias: jvm.gc.major_collection_time
         metric_type: counter
+
+# GraalVM Native
+- include:
+    domain: java.lang
+    type: GarbageCollector
+    name: young generation scavenger
+    attribute:
+      CollectionCount:
+        alias: jvm.gc.minor_collection_count
+        metric_type: counter
+      CollectionTime:
+        alias: jvm.gc.minor_collection_time
+        metric_type: counter
+- include:
+    domain: java.lang
+    type: GarbageCollector
+    name: complete scavenger
+    attribute:
+      CollectionCount:
+        alias: jvm.gc.major_collection_count
+        metric_type: counter
+      CollectionTime:
+        alias: jvm.gc.major_collection_time
+        metric_type: counter