--- old/test/java/lang/management/MemoryMXBean/RunUtil.java	2015-11-19 16:05:51.935685602 +0100
+++ new/test/java/lang/management/MemoryMXBean/RunUtil.java	2015-11-19 16:05:51.807685597 +0100
@@ -66,7 +66,7 @@
         opts.addAll(Arrays.asList(Utils.getTestJavaOpts()));
         opts.add("-cp");
         opts.add(System.getProperty("test.class.path", "test.class.path"));
-        opts.add("-XX:+PrintGCDetails");
+        opts.add("-Xlog:gc*=debug");
 
         if (clearGcOpts) {
             opts = Utils.removeGcOpts(opts);