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September 2013

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Subject:
From:
Ralf Buschermöhle <[log in to unmask]>
Reply To:
ECJ Evolutionary Computation Toolkit <[log in to unmask]>
Date:
Fri, 6 Sep 2013 14:41:05 +0200
Content-Type:
multipart/signed
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Hi,

I added "!writer.isInterrupted()" to stop the (write)loop and now the threads are stopped.

In context "SlaveConnection.java"

 writer = new Thread()
            {
            public void run()
                {
                while( !writer.isInterrupted() )
                 writeLoop();
                }
            };

Greetings,

Ralf

On Sep 6, 2013, at 11:59, Ralf Buschermöhle <[log in to unmask]> wrote:

> Hi,
>
> unfortunately adding memory does not solve the problem.
>
> It does not seem to be heap related ... I jstacked after 56 slaves, after 500 adding and removing (also waited for the disconnect messages) slaves and after the next 500 I received the Exception.
>
> And the number of threads did not reduce after waiting.
>
> I attached the thread dumps.
>
> It's the slaveMonitor ... who does not receive an interrupt?
>
> public boolean waitOnMonitor(Object monitor)
> {
> try
> {
> monitor.wait();
> }
> catch (InterruptedException e) { return false; }
> return true;
> }
>
> Greetings,
>
> Ralf
>
>
> <56.stack><56+-500.stack><Exception.stack>
>
>



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