[MPICH] Problem with mpiexec after creating a ring in Windows/Cygwin

[Rajeev Thakur]

The port you specified is for the MPD daemons to talk to each other. The MPI
application processes talk to each other on ports returned by the operating
system. These are ports in the ephemeral range.

Rajeev 

> -----Original Message-----
> From: owner-mpich-discuss at mcs.anl.gov 
> [mailto:owner-mpich-discuss at mcs.anl.gov] On Behalf Of Mauro Sgroi
> Sent: Thursday, July 05, 2007 8:08 AM
> To: mpich-discuss-digest at mcs.anl.gov
> Subject: [MPICH] Problem with mpiexec after creating a ring 
> in Windows/Cygwin
> 
> Dear all,
> I'm new to MPICH2. I compiled the program Abinit using
> the MPICH2 library. The compilation of MPICH2 was
> fine. I created a ring between two Windows PC (XP and
> Win 2000) having the Cygwin tools installed. I not
> installed ssh, so I created the ring doing:
> 
> mpd --listenport=2500 & on the first PC
> 
> and 
> 
> mpd --host=C0PC0167 --port=2500 --listenport=2501
> 
> Cheching the ring I get:
> 
> mpdtrace -l
> 
> C0PC0167_2500 (151.91.212.63)
> C0PC0165_2501 (151.91.212.129)
> 
> Now I'm trying to launch my parallel code on the 2
> monoprocessor PC:
> 
> mpiexec  -n 2 /usr/local/abinit/5.3/bin/abinip.exe <
> tparal_1.files
> 
> I get the error:
> [unset]: Unable to get AF_INET socket
> [unset]: Unable to connect to 151.91.212.129 on 1385
> [unset]: aborting job:
> Fatal error in MPI_Init: Other MPI error, error stack:
> MPIR_Init_thread(247): Initialization failed
> MPID_Init(71)........: channel initialization failed
> MPID_Init(274).......: PMI_Init returned -1
> 
> mpiexec is accessing to the second PC on the wrong
> port: 1385 instead of 2501.
> I tried also to use a machinefile but with no good
> results. How can I force mpiexec to look in the good
> port?
> 
> Thanks a lot and best regards,
> Mauro Sgroi.
> Italy.
> 
> 
> 
> 
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