[BProc] Re: [Clubmask-users] java libraries, LAM executables

[Michael M. <mm...@as...>]

Gregory Shakhnarovich wrote:

>
>
>
>2) When I try to run LAM/mpirun, it only manages to run executables which
>are available on the nodes. So, since in our configuration my home
>directory is not mounted on the nodes (they are of course mounted on the
>head node). , I have to move the executable somewhere to make it
>accessible to mpirun.
>
>I am experimenting with Nic's cpi.sh, from Clubmask User Guide;  I think I
>tried all combination of working directories and paths in mpirun, but
>unless the program is visible to the nodes, I get:
>
>mpirun: cannot start ./cpi on n1: No such file or directory
>
>I do not have the same problem with a non-MPI executables, which can be
>happily started through bpsh from the head node, even though the nodes
>don't see them.
>
>Is there a solution to this, without mounting the home directories on the
>nodes?
>
>
Greg,

You can instruct mpirun to copy the binary to the compute nodes.  This 
is what I use in cpi.sh:

mpirun c1-$NUMNODES -s h ./cpi

Mike