Align MaxHeapSize of native and bash drivers.

oracle · Feb 19, 2024 · ff471bb · ff471bb
1 parent 83e92fd
commit ff471bb
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/substratevm/mx.substratevm/mx_substratevm.py b/substratevm/mx.substratevm/mx_substratevm.py
@@ -1055,7 +1055,7 @@ def _native_image_launcher_extra_jvm_args():
     """
     # Support for running as Java module
     res = [
-        f'-XX:MaxRAM={driver_max_memory_in_mb}m', '-XX:MaxRAMPercentage=80',
+        f'-XX:{max_heap_size_flag}', '-XX:MaxRAMPercentage=80',
     ]
     if not mx_sdk_vm.jdk_enables_jvmci_by_default(get_jdk()):
         res.extend(['-XX:+UnlockExperimentalVMOptions', '-XX:+EnableJVMCI'])
@@ -1067,13 +1067,13 @@ def _native_image_launcher_extra_jvm_args():
     '--link-at-build-time=com.oracle.svm.driver,com.oracle.svm.driver.metainf',
 ]
 
-driver_max_memory_in_mb = 256
+max_heap_size_flag = f"MaxHeapSize={round(0.8 * 256 * 1024 * 1024)}" # 80% of 256MB
 
 driver_exe_build_args = driver_build_args + svm_experimental_options([
     '-H:+AllowJRTFileSystem',
     '-H:IncludeResources=com/oracle/svm/driver/launcher/.*',
     '-H:-ParseRuntimeOptions',
-    f'-R:MaxHeapSize={driver_max_memory_in_mb * 1024 * 1024}',
+    f'-R:{max_heap_size_flag}',
 ])
 
 additional_ni_dependencies = []