Too many open files error with Netty

[Trustin Lee (이희승)]

Could you try r1846?

— Trustin Lee, http://gleamynode.net/



On Tue, Oct 27, 2009 at 5:42 PM, Albert Strasheim <fullung at gmail.com> wrote:
> Hello Trustin
>
> 2009/10/27 Trustin Lee (이희승) <trustin at gmail.com>:
>> I've just checked in the fix.  The number of open files will not
>> exceed (the number of open channels) + 128 * (the number of active
>> ChannelFactories).
>
> I just tested with revision 1842 from Netty SVN, but there still seems
> to be a problem.
>
> After about 78000 connections on our Solaris box, I got the following:
>
> Oct 27, 2009 10:39:12 AM org.jboss.netty.channel.socket.nio.NioWorker
> WARNING: Unexpected exception in the selector loop.
> java.util.ConcurrentModificationException
>        at java.util.HashMap$HashIterator.nextEntry(HashMap.java:848)
>        at java.util.HashMap$KeyIterator.next(HashMap.java:883)
>        at org.jboss.netty.channel.socket.nio.NioWorker.processSelectedKeys(NioWorker.java:269)
>        at org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:196)
>        at org.jboss.netty.util.internal.IoWorkerRunnable.run(IoWorkerRunnable.java:46)
>        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>        at java.lang.Thread.run(Thread.java:619)
>
> Watching the heap in Visual VM also seems to indicate that it keeps growing.
>
> Regards,
>
> Albert
>
> P.S. Code attached again.
>
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