diff --git a/jetty-util/src/main/java/org/eclipse/jetty/util/log/JavaUtilLog.java b/jetty-util/src/main/java/org/eclipse/jetty/util/log/JavaUtilLog.java
index 519962cf7ca..360d9f2ffc0 100644
--- a/jetty-util/src/main/java/org/eclipse/jetty/util/log/JavaUtilLog.java
+++ b/jetty-util/src/main/java/org/eclipse/jetty/util/log/JavaUtilLog.java
@@ -57,7 +57,8 @@ public class JavaUtilLog extends AbstractLogger
 
     public void warn(String msg, Object... args)
     {
-        _logger.log(Level.WARNING, format(msg, args));
+        if (_logger.isLoggable(Level.WARNING))
+            _logger.log(Level.WARNING,format(msg,args));
     }
 
     public void warn(Throwable thrown)
@@ -72,7 +73,8 @@ public class JavaUtilLog extends AbstractLogger
 
     public void info(String msg, Object... args)
     {
-        _logger.log(Level.INFO, format(msg, args));
+        if (_logger.isLoggable(Level.INFO))
+            _logger.log(Level.INFO, format(msg, args));
     }
 
     public void info(Throwable thrown)
@@ -105,7 +107,8 @@ public class JavaUtilLog extends AbstractLogger
 
     public void debug(String msg, Object... args)
     {
-        _logger.log(Level.FINE, format(msg, args));
+        if (_logger.isLoggable(Level.FINE))
+            _logger.log(Level.FINE,format(msg, args));
     }
 
     public void debug(Throwable thrown)