[mpich-discuss] mpich2-1.4.1p1 - Installation

[Bernardo Augusto García Loaiza]

My machine file content is

sistemas.eafit.edu.co:4
slave-1:2
slave-2:2


Thanks for your help, Best Regards again.

Bernardo Augusto García Loaiza
Ingeniero de Sistemas
Estudiante de Maestría en Ingeniería Informática - Universidad EAFIT
http://about.me/bgarcial




2012/2/27 Bernardo Augusto García Loaiza <botibagl at gmail.com>

> Dear friends of Mathematics and Computer Science Division Argonne National
> Laboratory
>
> I am installing mpich2 for paralell procesing practice.
>
> I took the following guide
>  http://www.mcs.anl.gov/research/projects/mpich2/documentation/files/mpich2-1.4.1-installguide.pdf<http://www.mcs.anl.gov/research/projects/mpich2/documentation/files/mpich2-1.4.1-installguide.pdf>
>
> In the page 5, you speak about of create a file named machinefile, wich
> content is the list of hosts in the cluster.
> This file must be created in any particular path? What is the location?
>
> I was installed mpich2 in tres hosts (one master and two workers),
> building the package file.
>
> When i enter the instruction mpiexec -n 3 -f machinefile
> /usr/local/mpich2-1.4.1p1/examples/cpi
>
> where:
>
>
>    - The machinefile file is located in /root/ in all hosts in the
>    cluster.
>
>
>    - -n 3 make reference to the number of hosts in the cluster. It's
>    correct? or -n 3 make reference to the cores in each host?
>
>
> The output of  mpiexec -n 3 -f machinefile
> /usr/local/mpich2-1.4.1p1/examples/cpi is :
>
> [image: Inline image 2]
>
> When i enter the instruction mpiexec -n 6 -f machinefile
> /usr/local/mpich2-1.4.1p1/examples/cpi , the output is:
>
> [image: Inline image 1]
>
> The system try setup connection through ssh with other hosts, but wait and
> fail.
>
> I appreciate your valuable help and collaboration.
> Best Regards
>
>
> Bernardo Augusto García Loaiza
> Ingeniero de Sistemas
> Estudiante de Maestría en Ingeniería Informática - Universidad EAFIT
> http://about.me/bgarcial
>
>
>
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