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From: Guillermo P. Ortiz (gortiz_at_[hidden])
Date: 2010-03-01 15:15:47


Hello,
I'm not an expert running lam-mpi,
but your problem sound like that not
-s flag were present after mpirun C
command and before test/hello executable.
In according to you boot message and output you
might have physical copy in n0 and not in n1.
If it is OK, probably you should  run:

mpirun C -s n0 test/hello

then, the system will know where executable could be found

expecting that it can help you, regards.

bye.

Dr. Guillermo P. Ortiz

--- On Mon, 3/1/10, McCalla, Mac <macmccalla_at_[hidden]> wrote:

From: McCalla, Mac <macmccalla_at_[hidden]>
Subject: Re: LAM: Problem with second node
To: halilibrahimcakir_at_[hidden], "General LAM/MPI mailing list" <lam_at_[hidden]>
Date: Monday, March 1, 2010, 6:13 PM

Sent: Sunday, February 28, 2010 7:45 AM
To: lam_at_[hidden]
Subject: LAM: Problem with second node

I have problem when running a simple mpi program. I have 2 nodes and lamboot starts successfully:

~ lamboot -v -ssi boot rsh test/hostfile

LAM 7.1.2/MPI 2 C++/ROMIO - Indiana University

n-1<2954> ssi:boot:base:linear: booting n0 (node3)
n-1<2954> ssi:boot:base:linear: booting n1 (node2)
n-1<2954> ssi:boot:base:linear: finished

When I run the program:

~ mpirun C test/hello

Hello! I am 0 of 2

The other node doesn't answer.

I used XMPI to view the result, it said invalid node. What can be the problem?

Thanks.

Halil İbrahim ÇAKIR

Dumlupınar Üniversitesi Bilgisayar Mühendisliği

http://cakirhal.blogspot.com

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