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diff --git a/lib/jetty/org/eclipse/jetty/server/AsyncNCSARequestLog.java b/lib/jetty/org/eclipse/jetty/server/AsyncNCSARequestLog.java
new file mode 100644
index 00000000..33ba21d7
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+++ b/lib/jetty/org/eclipse/jetty/server/AsyncNCSARequestLog.java
@@ -0,0 +1,129 @@
+//
+//  ========================================================================
+//  Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
+//  ------------------------------------------------------------------------
+//  All rights reserved. This program and the accompanying materials
+//  are made available under the terms of the Eclipse Public License v1.0
+//  and Apache License v2.0 which accompanies this distribution.
+//
+//      The Eclipse Public License is available at
+//      http://www.eclipse.org/legal/epl-v10.html
+//
+//      The Apache License v2.0 is available at
+//      http://www.opensource.org/licenses/apache2.0.php
+//
+//  You may elect to redistribute this code under either of these licenses.
+//  ========================================================================
+//
+
+package org.eclipse.jetty.server;
+
+import java.io.IOException;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.TimeUnit;
+
+import org.eclipse.jetty.util.BlockingArrayQueue;
+import org.eclipse.jetty.util.log.Log;
+import org.eclipse.jetty.util.log.Logger;
+
+
+/* ------------------------------------------------------------ */
+/**
+ * An asynchronously writing NCSA Request Log
+ */
+public class AsyncNCSARequestLog extends NCSARequestLog
+{
+    private static final Logger LOG = Log.getLogger(AsyncNCSARequestLog.class);
+    private final BlockingQueue<String> _queue;
+    private transient WriterThread _thread;
+    private boolean _warnedFull;
+
+    public AsyncNCSARequestLog()
+    {
+        this(null,null);
+    }
+
+    public AsyncNCSARequestLog(BlockingQueue<String> queue)
+    {
+        this(null,queue);
+    }
+
+    public AsyncNCSARequestLog(String filename)
+    {
+        this(filename,null);
+    }
+
+    public AsyncNCSARequestLog(String filename,BlockingQueue<String> queue)
+    {
+        super(filename);
+        if (queue==null)
+            queue=new BlockingArrayQueue<>(1024);
+        _queue=queue;
+    }
+
+    private class WriterThread extends Thread
+    {
+        WriterThread()
+        {
+            setName("AsyncNCSARequestLog@"+Integer.toString(AsyncNCSARequestLog.this.hashCode(),16));
+        }
+
+        @Override
+        public void run()
+        {
+            while (isRunning())
+            {
+                try
+                {
+                    String log = _queue.poll(10,TimeUnit.SECONDS);
+                    if (log!=null)
+                        AsyncNCSARequestLog.super.write(log);
+
+                    while(!_queue.isEmpty())
+                    {
+                        log=_queue.poll();
+                        if (log!=null)
+                            AsyncNCSARequestLog.super.write(log);
+                    }
+                }
+                catch (IOException e)
+                {
+                    LOG.warn(e);
+                }
+                catch (InterruptedException e)
+                {
+                    LOG.ignore(e);
+                }
+            }
+        }
+    }
+
+    @Override
+    protected synchronized void doStart() throws Exception
+    {
+        super.doStart();
+        _thread = new WriterThread();
+        _thread.start();
+    }
+
+    @Override
+    protected void doStop() throws Exception
+    {
+        _thread.interrupt();
+        _thread.join();
+        super.doStop();
+        _thread=null;
+    }
+
+    @Override
+    public void write(String log) throws IOException
+    {
+        if (!_queue.offer(log))
+        {
+            if (_warnedFull)
+                LOG.warn("Log Queue overflow");
+            _warnedFull=true;
+        }
+    }
+
+}