I've been trying to get torque pbs to work on my OS X 10.5.7 cluster
with openMPI (after finding that Xgrid was pretty flaky about
connections). I *think* this is an MPI problem (perhaps via operator
If I submit openMPI with:
#PBS -l nodes=2:ppn=8
pbs locks off two of the processors, checked via "pbsnodes -a", and
the job output. But mpirun runs the whole job on the second of the
If I run the same job w/o qsub (i.e. using ssh)
mpirun -n 16 -host xserve01,xserve02 MyProg
it runs fine on all the nodes....
My /var/spool/toque/server_priv/nodes file looks like:
Any idea what could be going wrong or how to debu this properly? There
is nothing suspicious in the server or mom logs.
Thanks for any help,