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Subject: Re: [OMPI devel] Problem in oob/tcp
From: Ralph Castain (rhc_at_[hidden])
Date: 2012-06-25 11:56:52


What version?

On Jun 25, 2012, at 9:53 AM, Ludovic.Hablot_at_[hidden] wrote:

> Hi everybody,
>
> I'm facing a problem in orte/oob/tcp/, more particularly in file oob_tcp_msg.c. Some network interruptions were making my program hanging and not crashing (a basic helloworld).
>
> Thus, I reproduced the problem with gdb, by simulating an error on read (jumping from line 357 to 367, oob_tcp_msg.c). Then, openmpi close the socket, make the shutdown and then is hanging.
>
> It seems that there is an exception callback function (mca_oob_tcp.oob_exception_callback) "planned" but not implemented yet.
>
> Any idea on how to solve this problem ? Or is this the expected behavior when we lose connection ? Did I missed anything ?
>
> Thanks in advance,
>
> Ludovic
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