--- old/test/sun/tools/jps/JpsHelper.java	2014-11-07 15:26:06.193089717 +0400
+++ new/test/sun/tools/jps/JpsHelper.java	2014-11-07 15:26:06.001089712 +0400
@@ -92,7 +92,7 @@
     /**
      * VM arguments to start test application with
      */
-    public static final String[] VM_ARGS = {"-Xmx512m", "-XX:+UseParallelGC"};
+    public static final String[] VM_ARGS = {"-Xmx512m", "-XX:+PrintGCDetails"};
     /**
      * VM flag to start test application with
      */