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Subject: Re: [OMPI users] Problem with MPI_Send and MPI_Recv
From: Terry Dontje (Terry.Dontje_at_[hidden])
Date: 2008-09-18 08:17:20


It might also be interesting to see the result of "ifconfig -a" on both
of your machines.

--td

> Date: Thu, 18 Sep 2008 10:19:37 +0200
> From: "Sofia Aparicio Secanellas" <saparicio_at_[hidden]>
> Subject: Re: [OMPI users] Problem with MPI_Send and MPI_Recv
> To: "Open MPI Users" <users_at_[hidden]>
> Message-ID: <E3B88B6CBFCF4F78A9F8310502FB5AD4_at_aparicio1>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> reply-type=response
>
> Hello Terry,
>
> Yes, "edu" is the user and 10.4.5.126 is the IP address. Because both
> computers have different usernames, I think that I should write the username
> otherwise it does not work. In fact, on the computer 10.4.5.123 I write:
>
> mpirun -np 2 --host 10.4.5.123,edu_at_10.4.5.126 --prefix /usr/local
> ./PruebaSumaParalela.out
>
> and on the computer 10.4.5.126 I write:
>
> mpirun -np 2 --host sofia_at_10.4.5.123,10.4.5.126 --prefix /usr/local
> ./PruebaSumaParalela.out
>
> If I try only with the IP and I write on the computer 10.4.5.123:
>
> mpirun -np 2 --host 10.4.5.123,10.4.5.126 --prefix /usr/local
> ./PruebaSumaParalela.out
>
> then the computer ask me the password of sofia_at_10.4.5.126 and then I type
> the password and does not work because the user is "edu" not "sofia".
>
> I am trying to install dbx, if I can attach a debugger I will tell you.
>
> Thank you very much.
>
> Sofia