diff --git a/modules/util/src/com/caucho/util/Alarm.java b/modules/util/src/com/caucho/util/Alarm.java
index 8bee0e8..93c6e9d 100644
--- a/modules/util/src/com/caucho/util/Alarm.java
+++ b/modules/util/src/com/caucho/util/Alarm.java
@@ -62,6 +63,7 @@ public class Alarm implements ThreadTask {
   static private int _testCount;
 
   static private final Method _nanoTimeMethod;
+  static private boolean _nanoTimeIsReal;
 
   private long _wakeTime;
   private AlarmListener _listener;
@@ -80,6 +82,19 @@ public class Alarm implements ThreadTask {
     try
     {
       nanoTimeMethod = System.class.getMethod("nanoTime", null);
+      
+      // Test to see if nanoTime() is close to currentTimeMillis() * 1000000
+      long milliTime = System.currentTimeMillis();
+      try {
+        long nanoTime = (Long)nanoTimeMethod.invoke(null);
+        nanoTime /= 1000000;
+        if (nanoTime >= milliTime && nanoTime - milliTime < 5) {
+          _nanoTimeIsReal = true;
+        }
+      } catch (Exception e) {
+        _nanoTimeIsReal = false;
+      }
+      
     }
     catch (NoSuchMethodException e)
     {
@@ -240,6 +255,14 @@ public class Alarm implements ThreadTask {
     if (_testTime > 0)
       return _testTime * 1000000L;
 
+    if (_nanoTimeIsReal && _nanoTimeMethod != null) {
+      try {
+        return (Long) _nanoTimeMethod.invoke(null);
+      }
+      catch (Exception e) {
+        _nanoTimeIsReal = false;
+      }
+    }
     return System.currentTimeMillis() * 1000000L;
   }