Just to be sure: Is there a copy of the shared library on the other host (hpcnode1) ?
jody On Mon, May 10, 2010 at 5:20 PM, Prentice Bisbal <prent...@ias.edu> wrote: > Are you runing thee jobs through a queuing system like PBS, Torque, or SGE? > > Prentice > > Miguel Ángel Vázquez wrote: >> Hello Prentice, >> >> Thank you for your advice but that doesn't solve the problem. >> >> The non-login bash updates properly the $LD_LIBRARY_PATH value. >> >> Any other idea? >> >> Thanks, >> >> Miguel >> >> 2010/5/7 Prentice Bisbal <prent...@ias.edu <mailto:prent...@ias.edu>> >> >> >> >> Miguel Ángel Vázquez wrote: >> > Dear all, >> > >> > I am trying to run a C++ program which uses dynamic libraries >> under mpi. >> > >> > The compilation command looks like: >> > >> > mpiCC `pkg-config --cflags itpp` -o montecarlo montecarlo.cpp >> > `pkg-config --libs itpp` >> > >> > And it works if I executed it in one machine: >> > >> > mpirun -np 2 -H localhost montecarlo >> > >> > I tested this both in the "master node" and in the "compute nodes" and >> > it works. However, when I try to run it with two different machines: >> > >> > mpirun -np 2 -H localhost,hpcnode1 montecarlo >> > >> > The program claims that it can't find the shared libraries: >> > >> > montecarlo: error while loading shared libraries: libitpp.so.6: cannot >> > open shared object file: No such file or directory >> > >> > The LD_LIBRARY_PATH is set properly at every machine, any idea >> where the >> > problem is? I attached you the config.log and the result of the >> omp-info >> > --all >> > >> > Thank you in advance, >> > >> > Miguel >> >> Miguel, >> >> Shells behave differently depending on whether it is an interactive >> login shell or a non-interactive shell. For example, the bash shell uses >> .bash_profile in case, but .bashrc in the other. Check the documentation >> for your shell and see what files it uses in each case, and make sure >> the non-login config file has the necessary settings for your MPI jobs. >> It sounds like your login shell environment is okay, but your non-login >> environment isn't setup correctly. This is a common problem. >> >> I use bash, and to keep it simple, my .bash_profile is just a symbolic >> link to .bashrc. That way, both shell types have the same environment. >> This isn't always a good idea, but in my case it's fine. >> >> -- >> Prentice > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users >
