--- a/hotspot/src/share/vm/gc_implementation/shared/gcTraceSend.cpp	Thu Apr 03 10:39:27 2014 +0200
+++ b/hotspot/src/share/vm/gc_implementation/shared/gcTraceSend.cpp	Wed Mar 26 14:15:02 2014 +0100
@@ -258,7 +258,7 @@
 static TraceStructMetaspaceSizes to_trace_struct(const MetaspaceSizes& sizes) {
   TraceStructMetaspaceSizes meta_sizes;
 
-  meta_sizes.set_capacity(sizes.capacity());
+  meta_sizes.set_committed(sizes.committed());
   meta_sizes.set_used(sizes.used());
   meta_sizes.set_reserved(sizes.reserved());