[mpich-discuss] open a server on particular port

[Michael Raymond]

  IP ports and MPI-2 ports are completely different things.  See
MPI_Publish_name().

Eugene N wrote:
> Hello
> 
> I am trying to start an mpi server program on a particular port (so that
> other programs might connect later).
> I am using MPI_Info to setport  key-value, like this
> 
>         MPI_Info info;
> if(MPI_SUCCESS!=MPI_Info_create(&info))
> printf("err");
> ...
> MPI_Info_set(info,"port","11555");
> ...
> 
> if(MPI_SUCCESS!=MPI_Open_port(info, port_name))
> printf("err");
>         ...
>         MPI_Info_get(info,"port",0,buf1,&len);
> printf("%s\n",buf);
>            ...
>         printf("server available at %s\n",port_name);
> 
> And server opens a random port every time, perhaps i am doing something
> wrong (i must be missing something). :
> 
> server available at
> tag#0$description#192.168.1.4$port#60184$ifname#192.168.1.4$
> 
> Any advice is greatly welcome!
> 
> Eugene
> 
> 
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> 
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-- 
Michael A. Raymond
Message Passing Toolkit Team
Silicon Graphics Inc
(651) 683-3434