diff --git a/hotspot/test/gc/arguments/TestAlignmentToUseLargePages.java b/hotspot/test/gc/arguments/TestAlignmentToUseLargePages.java
index 45d447840a1..0238ae8b37a 100644
--- a/hotspot/test/gc/arguments/TestAlignmentToUseLargePages.java
+++ b/hotspot/test/gc/arguments/TestAlignmentToUseLargePages.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -29,16 +29,16 @@
  * @key gc
  * @key regression
  * @requires vm.gc=="null"
- * @run main/othervm -Xms7M -Xmx9M -XX:+UseParallelGC -XX:-UseParallelOldGC -XX:+UseLargePages TestAlignmentToUseLargePages
- * @run main/othervm -Xms7M -Xmx9M -XX:+UseParallelGC -XX:-UseParallelOldGC -XX:-UseLargePages TestAlignmentToUseLargePages
- * @run main/othervm -Xms7M -Xmx9M -XX:+UseParallelGC -XX:+UseParallelOldGC -XX:+UseLargePages TestAlignmentToUseLargePages
- * @run main/othervm -Xms7M -Xmx9M -XX:+UseParallelGC -XX:+UseParallelOldGC -XX:-UseLargePages TestAlignmentToUseLargePages
- * @run main/othervm -Xms7M -Xmx9M -XX:+UseSerialGC -XX:+UseLargePages TestAlignmentToUseLargePages
- * @run main/othervm -Xms7M -Xmx9M -XX:+UseSerialGC -XX:-UseLargePages TestAlignmentToUseLargePages
- * @run main/othervm -Xms7M -Xmx9M -XX:+UseConcMarkSweepGC -XX:+UseLargePages TestAlignmentToUseLargePages
- * @run main/othervm -Xms7M -Xmx9M -XX:+UseConcMarkSweepGC -XX:-UseLargePages TestAlignmentToUseLargePages
- * @run main/othervm -Xms7M -Xmx9M -XX:+UseG1GC -XX:+UseLargePages TestAlignmentToUseLargePages
- * @run main/othervm -Xms7M -Xmx9M -XX:+UseG1GC -XX:-UseLargePages TestAlignmentToUseLargePages
+ * @run main/othervm -Xms71M -Xmx91M -XX:+UseParallelGC -XX:-UseParallelOldGC -XX:+UseLargePages TestAlignmentToUseLargePages
+ * @run main/othervm -Xms71M -Xmx91M -XX:+UseParallelGC -XX:-UseParallelOldGC -XX:-UseLargePages TestAlignmentToUseLargePages
+ * @run main/othervm -Xms71M -Xmx91M -XX:+UseParallelGC -XX:+UseParallelOldGC -XX:+UseLargePages TestAlignmentToUseLargePages
+ * @run main/othervm -Xms71M -Xmx91M -XX:+UseParallelGC -XX:+UseParallelOldGC -XX:-UseLargePages TestAlignmentToUseLargePages
+ * @run main/othervm -Xms71M -Xmx91M -XX:+UseSerialGC -XX:+UseLargePages TestAlignmentToUseLargePages
+ * @run main/othervm -Xms71M -Xmx91M -XX:+UseSerialGC -XX:-UseLargePages TestAlignmentToUseLargePages
+ * @run main/othervm -Xms71M -Xmx91M -XX:+UseConcMarkSweepGC -XX:+UseLargePages TestAlignmentToUseLargePages
+ * @run main/othervm -Xms71M -Xmx91M -XX:+UseConcMarkSweepGC -XX:-UseLargePages TestAlignmentToUseLargePages
+ * @run main/othervm -Xms71M -Xmx91M -XX:+UseG1GC -XX:+UseLargePages TestAlignmentToUseLargePages
+ * @run main/othervm -Xms71M -Xmx91M -XX:+UseG1GC -XX:-UseLargePages TestAlignmentToUseLargePages
  */
 
 public class TestAlignmentToUseLargePages {
diff --git a/hotspot/test/gc/cms/TestBubbleUpRef.java b/hotspot/test/gc/cms/TestBubbleUpRef.java
index 9cc5ffd2fd3..90a9aa5510b 100644
--- a/hotspot/test/gc/cms/TestBubbleUpRef.java
+++ b/hotspot/test/gc/cms/TestBubbleUpRef.java
@@ -35,7 +35,7 @@ import java.util.ListIterator;
  *          stays nearly full.
  * @run main/othervm
  *  -XX:+UseConcMarkSweepGC -XX:-CMSYield -XX:-CMSPrecleanRefLists1
- *  -XX:CMSInitiatingOccupancyFraction=0 -Xmx8m TestBubbleUpRef 16000 50 10000
+ *  -XX:CMSInitiatingOccupancyFraction=0 -Xmx80m TestBubbleUpRef 16000 50 10000
  */
 
 /**
@@ -53,7 +53,7 @@ import java.util.ListIterator;
  * Do it again.
  *
  * Use the following VM options
- *     -Xmx8m -XX:-CMSYield [-XX:+UseConcMarkSweepGC] -XX:-CMSPrecleanRefLists1
+ *     -Xmx80m -XX:-CMSYield [-XX:+UseConcMarkSweepGC] -XX:-CMSPrecleanRefLists1
  *      -XX:CMSInitiatingOccupancyFraction=0
  *
  * Use parameter: