Try disabling firewalling between your nodes. The easiest way is "sudo service iptables stop".
On Jan 16, 2013, at 7:46 AM, borja mf <borjamunozfernan...@gmail.com> wrote: > Hello all. > I want to learn MPI and I've trying to setting up OMPI for first time on > three nodes. My config above: > Ubuntu server - master node: pruebaborja > 2x Ubuntu Desktop - slaves node: > clienteprueba > clientepruebados 4 slots > > Im running NFSv4 for sharing /home/mpiuser. > I want to test a plain "Hello world"but I can't make it working successfully > on node clienteprueba. This is the problem: > > mpiuser@pruebaborja:~$ mpirun -np 6 --hostfile .mpi_hostfile ./holamundo > [clienteprueba:01993] [[64434,0], 2] -> [[64434,0],0] > mca_oob_tcp_msg_send_handler: writev:failed: Bad file descriptor (9) [sd = 9] > [clienteprueba:01993] [[64434,0], 2] routed:binomial: Connection to lifeline > [[64434,0],0] lost > > However, with clientepruebados and pruebaborja only on my hostfile, it works: > > pruebaborja slots=1 > clientepruebados slots=4 > #clienteprueba slots=1 > > mpiuser@pruebaborja:~$ mpirun -np 6 --hostfile .mpi_hostfile ./holamundo > Hola, mundo, soy pruebaborja: 0 de 6 > Hola, mundo, soy pruebaborja: 5 de 6 > Hola, mundo, soy clientepruebados: 1 de 6 > Hola, mundo, soy clientepruebados: 2 de 6 > Hola, mundo, soy clientepruebados: 3 de 6 > Hola, mundo, soy clientepruebados: 4 de 6 > > I've checked the OMPI versions on the machines and it's the same. I can't > understand why Im getting this error on clienteprueba; i've done the same > config on clientepruebados and clienteprueba. Anyone could help me to solve > this? > > Sorry for my english. > Thanks in advance > > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users -- Jeff Squyres jsquy...@cisco.com For corporate legal information go to: http://www.cisco.com/web/about/doing_business/legal/cri/