[Beowulf] Node not answering...

Peter St. John peter.st.john at gmail.com
Fri Aug 31 10:12:32 PDT 2007


Nestor,
I'm just guessing that the instance of a.out on n1 doesn't know that
standard out is the console (or xterm) on n0?
Can you link me the source code?
Buenas suertes,
Peter


On 8/30/07, Nestor Waldyd Alvarez Villa <nestor.alvarez at upb.edu.co> wrote:
>
> Hi...
>
> When running the hellow_mpi sample program, the following was prompted:
>
> [waldyd at simeca ~]$ lamnodes
> n0      storage.cluster:1:origin,this_node
> n1      node02:2:
> [waldyd at simeca ~]$ mpirun -np 8 -v a.out
> 6726 a.out running on n0 (o)
> mpirun: cannot start a.out on n1: No such file or directory
> [waldyd at simeca ~]$ mpirun -np 8 -v -s n0 a.out
> 6728 a.out running on n0 (o)
> 4967 a.out running on n1
> 4968 a.out running on n1
> 6729 a.out running on n0 (o)
> 4969 a.out running on n1
> 4970 a.out running on n1
> 6730 a.out running on n0 (o)
> 4971 a.out running on n1
> Hellow, MPI! (3/8)-- simeca.gialea
> Hellow, MPI! (0/8)-- simeca.gialea
> Hellow, MPI! (6/8)-- simeca.gialea
> [waldyd at simeca ~]$
>
> As you can see, node "n1" is not answering. Any ideas about how to solve
> this issue?
>
> Beforehand Thanks...
>
> --
>
> Nestor Waldyd Alvarez Villa | Ingeniero Investigador | Grupo de
> Investigaciones Ambientales (GIA)
> Universidad Pontificia Bolivariana | Circular 1 No. 70-01, Bloque 8. Piso
> 2. | Medellín, COLOMBIA
> Tel: (57) (4) 4159015 Ext. 9841 | (57) (4) 415 90 84 | Fax: (57) (4)
> 4159082
> mailto:nestor.alvarez at upb.edu.co | www.upb.edu.co |
> http://convena.upb.edu.co/~gialea/
>
> _______________________________________________
> Beowulf mailing list, Beowulf at beowulf.org
> To change your subscription (digest mode or unsubscribe) visit
> http://www.beowulf.org/mailman/listinfo/beowulf
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.beowulf.org/pipermail/beowulf/attachments/20070831/8173eeb6/attachment.html>


More information about the Beowulf mailing list