diff -r 5cfd8d19e546 -r 4e400c36026f src/share/vm/gc_implementation/parallelScavenge/psYoungGen.cpp
--- a/src/share/vm/gc_implementation/parallelScavenge/psYoungGen.cpp	Mon Jan 26 12:47:21 2009 -0800
+++ b/src/share/vm/gc_implementation/parallelScavenge/psYoungGen.cpp	Tue Jan 27 18:13:59 2009 -0800
@@ -64,12 +64,12 @@
   }
 
   if (UseNUMA) {
-    _eden_space = new MutableNUMASpace();
+    _eden_space = new MutableNUMASpace(virtual_space()->alignment());
   } else {
-    _eden_space = new MutableSpace();
+    _eden_space = new MutableSpace(virtual_space()->alignment());
   }
-  _from_space = new MutableSpace();
-  _to_space   = new MutableSpace();
+  _from_space = new MutableSpace(virtual_space()->alignment());
+  _to_space   = new MutableSpace(virtual_space()->alignment());
 
   if (_eden_space == NULL || _from_space == NULL || _to_space == NULL) {
     vm_exit_during_initialization("Could not allocate a young gen space");