Task Tracker failed due to jetty exceptions

No Mapreduce job can't run due to that TT can't spawn a child JVM. I have
to restart MR to resolve this.

[ hadoop-0.20-mapreduce]$ less hadoop-hadoop-tasktracker-mytt.log
2014-03-10 00:59:57,448 WARN org.apache.hadoop.mapred.TaskTracker:
getMapOutput(attempt_201402070620_9152_
m_000105_0,17) failed :
org.mortbay.jetty.EofException
at org.mortbay.jetty.HttpGenerator.flush(HttpGenerator.java:791)
at
org.mortbay.jetty.AbstractGenerator$Output.blockForOutput(AbstractGenerator.java:551)
at
org.mortbay.jetty.AbstractGenerator$Output.flush(AbstractGenerator.java:572)
at
org.mortbay.jetty.HttpConnection$Output.flush(HttpConnection.java:1012)
at
org.mortbay.jetty.AbstractGenerator$Output.write(AbstractGenerator.java:651)
at
org.mortbay.jetty.AbstractGenerator$Output.write(AbstractGenerator.java:580)
at
org.apache.hadoop.mapred.TaskTracker$MapOutputServlet.doGet(TaskTracker.java:4249)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
at
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1221)
at
org.apache.hadoop.http.HttpServer$QuotingInputFilter.doFilter(HttpServer.java:1068)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
at
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399)
at
org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
at
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
at
org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766)
at
org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450)
at
org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230)
at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:326)
at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
at
org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
at
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410)
at
org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
Caused by: java.io.IOException: Connection reset by peer
at sun.nio.ch.FileDispatcher.write0(Native Method)
at sun.nio.ch.SocketDispatcher.write(SocketDispatcher.java:29)
at sun.nio.ch.IOUtil.writeFromNativeBuffer(IOUtil.java:69)
at sun.nio.ch.IOUtil.write(IOUtil.java:40)
at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:336)
at
org.mortbay.io.nio.ChannelEndPoint.flush(ChannelEndPoint.java:171)
at
org.mortbay.io.nio.SelectChannelEndPoint.flush(SelectChannelEndPoint.java:221)
at org.mortbay.jetty.HttpGenerator.flush(HttpGenerator.java:725)
... 31 more

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