OutOfMemoryException using ChunkedWriteHandler

["Trustin Lee (이희승)"]

Could you attach the heap dump?  You can configure your VM to drop the
heap dump on OutOfMemoryError with the following option:

    -XX:+HeapDumpOnOutOfMemoryError

Thanks,
Trustin

nollie wrote:
> After running my prototype a zillion times, I got these messages written to
> stderr a few seconds apart.
> 
> Exception in thread "pool-8-thread-1" java.lang.OutOfMemoryError: Java heap
> space
> Exception in thread "pool-11-thread-1" java.lang.OutOfMemoryError: Java heap
> space
> Exception in thread "pool-12-thread-1" java.lang.OutOfMemoryError: Java heap
> space
> 
> After the third one, both the client and the server hung and did not notice
> the idle state and quit.  The server was just starting to send a 1GB file.
> 
> I've been reading the forums and I know I should check channel.isWritable()
> if I'm doing something custom and that I should be using ChunkedWriteHandler
> to avoid the issue entirely.  As I started with the static file server
> example code I'm already using ChunkedWriteHandler so I'm not sure what's
> going on.
> 
> The error occurred when I was running my unit tests locally (client and
> server on the same machine) from within IDEA.  I have run those tests for a
> couple weeks without this issue, so I'm not sure how to recreate the issue. 
> If anyone has ideas on how to try and recreate the error in a meaningful way
> and communicate the results I'd be happy to try.  
> 
>    Jon
> 

-- 
what we call human nature in actuality is human habit
http://gleamynode.net/


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