The FAQ assumes you realize that CIDR notation requires a value for the "x"... :-)
On May 7, 2013, at 9:04 AM, Angel de Vicente <ang...@iac.es> wrote: > Hi, > > "Jeff Squyres (jsquyres)" <jsquy...@cisco.com> writes: >> The list of names in the hostfile specifies the servers that will be used, >> not the network interfaces. Have a look at the TCP portion of the FAQ: >> >> http://www.open-mpi.org/faq/?category=tcp > > Thanks a lot for this. > > Now it works OK if I run it like > > [angelv@comer RTI2D.Parallel]$ mpiexec -loadbalance --mca > btl_tcp_if_include p1p1 -prefix $OMPI_PREFIX -hostfile $MPI_HOSTS -n 4 > ../../../mancha2D_mpi_h5fc.x\ > mancha.trol > > But, the FAQ seems to be wrong, since it also says that I should be able > to run like: > > [angelv@comer RTI2D.Parallel]$ mpiexec -loadbalance --mca > btl_tcp_if_include 192.168.1.x/24 -prefix $OMPI_PREFIX -hostfile > $MPI_HOSTS -n 4 ../../../mancha2D_\ > mpi_h5fc.x mancha.trol > > but then I get the following error: > > -------------------------------------------------------------------------- > WARNING: An invalid value was given for btl_tcp_if_include. This > value will be ignored. > > Local host: catar > Value: 192.168.1.x/24 > Message: Invalid specification (inet_pton() failed) > -------------------------------------------------------------------------- > > If I specify the subnet as 192.168.1.0/24 all is in order. > > I'm running 1.6.4: > > [angelv@comer RTI2D.Parallel]$ ompi_info > Package: Open MPI angelv@comer Distribution > Open MPI: 1.6.4 > > > Thanks, > -- > Ángel de Vicente > http://angel-de-vicente.blogspot.com/ > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users
