diff --git a/jdk/test/ProblemList.txt b/jdk/test/ProblemList.txt
index 07bc2f0ee23..c6c35f2e4d6 100644
--- a/jdk/test/ProblemList.txt
+++ b/jdk/test/ProblemList.txt
@@ -296,6 +296,9 @@ com/sun/jdi/JdbReadTwiceTest.sh                                 generic-all
 # 8058616
 com/sun/jdi/RedefinePop.sh                                      generic-all
 
+# 8068645
+com/sun/jdi/CatchPatternTest.sh                                 generic-all
+
 ############################################################################
 
 # jdk_util
@@ -332,6 +335,9 @@ sun/tools/jinfo/JInfoRunningProcessFlagTest.java		generic-all
 # 8057732
 sun/jvmstat/monitor/MonitoredVm/MonitorVmStartTerminate.java    generic-all
 
+# 8064572 8060736 8062938
+sun/jvmstat/monitor/MonitoredVm/CR6672135.java			generic-all
+
 # 8060088
 com/sun/tracing/BasicWithSecurityMgr.java                       generic-all
 
diff --git a/jdk/test/java/lang/management/MemoryMXBean/LowMemoryTest.java b/jdk/test/java/lang/management/MemoryMXBean/LowMemoryTest.java
index e0d30f0e3c8..96b9f0884f9 100644
--- a/jdk/test/java/lang/management/MemoryMXBean/LowMemoryTest.java
+++ b/jdk/test/java/lang/management/MemoryMXBean/LowMemoryTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2015, 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
@@ -34,15 +34,16 @@
  * @build jdk.testlibrary.* LowMemoryTest MemoryUtil RunUtil
  * @requires vm.opt.ExplicitGCInvokesConcurrent == "false" | vm.opt.ExplicitGCInvokesConcurrent == "null"
  * @run main/timeout=600 LowMemoryTest
+ * @requires vm.opt.ExplicitGCInvokesConcurrent != "true"
+ * @requires vm.opt.ExplicitGCInvokesConcurrentAndUnloadsClasses != "true"
+ * @requires vm.opt.DisableExplicitGC != "true"
  */
 
-import com.sun.management.DiagnosticCommandMBean;
 import java.lang.management.*;
 import java.util.*;
 import java.util.concurrent.Phaser;
 import javax.management.*;
 import javax.management.openmbean.CompositeData;
-import sun.management.ManagementFactoryHelper;
 
 public class LowMemoryTest {
     private static final MemoryMXBean mm = ManagementFactory.getMemoryMXBean();