src/hotspot/share/memory/metaspace.cpp

*** 3322,3331 ****
--- 3322,3342 ----
    MinMetaspaceExpansion = align_down_bounded(MinMetaspaceExpansion, _commit_alignment);
    MaxMetaspaceExpansion = align_down_bounded(MaxMetaspaceExpansion, _commit_alignment);
  
    CompressedClassSpaceSize = align_down_bounded(CompressedClassSpaceSize, _reserve_alignment);
    set_compressed_class_space_size(CompressedClassSpaceSize);
+ 
+   size_t min_metaspace_sz = calculate_min_metaspace_size();
+   if (!UseCompressedClassPointers && (min_metaspace_sz >= MaxMetaspaceSize)) {
+     FLAG_SET_ERGO(size_t, InitialBootClassLoaderMetaspaceSize,
+                                                         min_metaspace_sz);
+   }
+ 
+ }
+ 
+ size_t Metaspace::calculate_min_metaspace_size() {
+   return InitialBootClassLoaderMetaspaceSize + (MediumChunk * HeapWordSize);
  }
  
  void Metaspace::global_initialize() {
    MetaspaceGC::initialize();