--- old/src/share/vm/memory/metaspaceShared.hpp	2017-04-16 02:30:37.173273673 -0700
+++ new/src/share/vm/memory/metaspaceShared.hpp	2017-04-16 02:30:36.981266473 -0700
@@ -35,8 +35,8 @@
 #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(6*M) LP64_ONLY(10*M))
-#define MIN_SHARED_READ_ONLY_SIZE       (NOT_LP64(6*M) LP64_ONLY(10*M))
+#define DEFAULT_SHARED_READ_ONLY_SIZE   (NOT_LP64(8*M) LP64_ONLY(13*M))
+#define MIN_SHARED_READ_ONLY_SIZE       (NOT_LP64(8*M) LP64_ONLY(13*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
@@ -61,8 +61,8 @@
 
 #define LargeSharedArchiveSize          (300*M)
 #define HugeSharedArchiveSize           (800*M)
-#define ReadOnlyRegionPercentage        0.4
-#define ReadWriteRegionPercentage       0.55
+#define ReadOnlyRegionPercentage        0.52
+#define ReadWriteRegionPercentage       0.43
 #define MiscDataRegionPercentage        0.03
 #define MiscCodeRegionPercentage        0.02
 #define LargeThresholdClassCount        5000