--- a/hotspot/src/share/vm/memory/metaspaceShared.hpp	Tue May 17 17:42:16 2016 -0400
+++ b/hotspot/src/share/vm/memory/metaspaceShared.hpp	Wed May 18 16:28:42 2016 +0200
@@ -43,11 +43,11 @@
 // for the x64 platform
 #define DEFAULT_VTBL_COMMON_CODE_SIZE   (1*K) // conservative size of the "common_code" for the x64 platform
 
-#define DEFAULT_SHARED_READ_WRITE_SIZE  (NOT_LP64(9*M) LP64_ONLY(10*M))
-#define MIN_SHARED_READ_WRITE_SIZE      (NOT_LP64(7*M) LP64_ONLY(10*M))
+#define DEFAULT_SHARED_READ_WRITE_SIZE  (NOT_LP64(6*M) LP64_ONLY(10*M))
+#define MIN_SHARED_READ_WRITE_SIZE      (NOT_LP64(6*M) LP64_ONLY(10*M))
 
-#define DEFAULT_SHARED_READ_ONLY_SIZE   (NOT_LP64(9*M) LP64_ONLY(10*M))
-#define MIN_SHARED_READ_ONLY_SIZE       (NOT_LP64(9*M) LP64_ONLY(10*M))
+#define DEFAULT_SHARED_READ_ONLY_SIZE   (NOT_LP64(6*M) LP64_ONLY(10*M))
+#define MIN_SHARED_READ_ONLY_SIZE       (NOT_LP64(6*M) LP64_ONLY(10*M))
 
 // the MIN_SHARED_MISC_DATA_SIZE and MIN_SHARED_MISC_CODE_SIZE estimates are based on
 // the sizes required for dumping the archive using the default classlist. The sizes