[OMPI users] openmpi-1.1a7 on solaris10 opteron

hello, I still have a problem to select an interface with openmpi-1.1a7 on solaris opteron. I compile in 64 bit mode, with Studio11 compilers I attempted to force interface exclusion without success. This problem is critical for us because we'll soon have Infiniband interfaces for mpi traffic

[OMPI users] spawn failed with errno=-7

@ Ralph password-less execution of commands is enabled @ Michael I did the following with openmpi 1.1 and 1.2 alphas now I get the following error. mpirun --mca pls_rsh_agent ssh -np 2 -machinefile ompimachinefile ./hello_world_mpi ---

Re: [OMPI users] spawn failed with errno=-7

The problem is that the run-time underlying Open MPI is unable to locate the ssh binary you told it to use to launch your application. Is ssh in your path? Ralph Jens Klostermann wrote: @ Ralph password-less execution of commands is enabled @ Michael I did the following with openmpi 1.