You could try configuring with --enable-debug and then set -mca dpm_base_verbose 5 on the cmd line of your two jobs that are trying to connect. Will provide some hopefully useful debug info.
BTW: how did you configure OMPI?
On Dec 21, 2010, at 7:33 AM, Suraj Prabhakaran wrote:
> On 12/21/2010 03:12 PM, Ralph Castain wrote:
>> Are you using ompi-server for pub/sub, or just letting it default to mpirun?
>> You might want to output the return value from lookup_name and publish_name to see if they match. If they are different, then you will definitely hang.
> I used ompi-server. I did print the ports and names and they all match!
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