Automatic AOT training detection can be turned off with DD_AOT_TRAINING=false

Author: mcculls

dd-java-agent/src/main/java/datadog/trace/bootstrap/AgentBootstrap.java

@@ -436,6 +436,8 @@ private static boolean isAotTraining(String agentArgs, Instrumentation inst) {
       return false; // agent doesn't support training mode before Java 25
     } else if ("aot_training".equalsIgnoreCase(agentArgs)) {
       return true; // training mode explicitly enabled via -javaagent
+    } else if ("false".equalsIgnoreCase(EnvironmentVariables.get("DD_AOT_TRAINING"))) {
+      return false; // training mode explicitly disabled via DD_AOT_TRAINING=false
     } else {
       return AdvancedAgentChecks.isAotTraining(inst); // check JVM status
     }

metadata/supported-configurations.json

@@ -105,6 +105,14 @@
         "aliases": []
       }
     ],
+    "DD_AOT_TRAINING": [
+      {
+        "version": "A",
+        "type": "boolean",
+        "default": null,
+        "aliases": []
+      }
+    ],
     "DD_API_KEY": [
       {
         "version": "A",