Telnet Server example

nino martinez wael nino.martinez.wael at gmail.com
Wed Jul 14 05:51:02 EDT 2010


Hi

I've been modifying the Telnet Server example a bit. And are now in the load
testing phase, if I put the server under a little stress something like 10
concurrent connections I get these exceptions:


WARNING: Unexpected exception from downstream.
java.nio.channels.ClosedChannelException
    at
org.jboss.netty.channel.socket.nio.NioWorker.cleanUpWriteBuffer(NioWorker.java:648)
    at
org.jboss.netty.channel.socket.nio.NioWorker.writeFromUserCode(NioWorker.java:369)
    at
org.jboss.netty.channel.socket.nio.NioServerSocketPipelineSink.handleAcceptedSocket(NioServerSocketPipelineSink.java:137)
    at
org.jboss.netty.channel.socket.nio.NioServerSocketPipelineSink.eventSunk(NioServerSocketPipelineSink.java:76)
    at org.jboss.netty.channel.Channels.write(Channels.java:632)
    at
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.handleDownstream(OneToOneEncoder.java:70)
    at org.jboss.netty.channel.Channels.write(Channels.java:611)
    at org.jboss.netty.channel.Channels.write(Channels.java:578)
    at
org.jboss.netty.channel.AbstractChannel.write(AbstractChannel.java:258)
    at
com.netdesign.sockethttpforwarder.TelnetServerHandler.messageReceived(TelnetServerHandler.java:66)
    at
com.netdesign.sockethttpforwarder.TelnetServerHandler.handleUpstream(TelnetServerHandler.java:41)
    at
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:302)
    at
org.jboss.netty.handler.codec.oneone.OneToOneDecoder.handleUpstream(OneToOneDecoder.java:76)
    at
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:302)
    at
org.jboss.netty.handler.codec.frame.FrameDecoder.unfoldAndFireMessageReceived(FrameDecoder.java:317)
    at
org.jboss.netty.handler.codec.frame.FrameDecoder.callDecode(FrameDecoder.java:299)
    at
org.jboss.netty.handler.codec.frame.FrameDecoder.messageReceived(FrameDecoder.java:216)
    at
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:274)
    at
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:261)
    at org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:349)
    at
org.jboss.netty.channel.socket.nio.NioWorker.processSelectedKeys(NioWorker.java:281)
    at org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:201)
    at
org.jboss.netty.util.internal.IoWorkerRunnable.run(IoWorkerRunnable.java:46)
    at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650)
    at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:675)
    at java.lang.Thread.run(Thread.java:595)
2010-07-14 11:43:49 com.netdesign.sockethttpforwarder.TelnetServerHandler
exceptionCaught

any clue on what's wrong? If you need more information please ask..

regards Nino
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