My bad - I thought you were talking about the 1.5 series :-( orte_rsh_agent does not exist in the 1.4 series. Check "ompi_info --param plm rsh" and you'll see that it isn't there.
So plm_rsh_agent is picking up your request. The other cmd line blissfully ignores the orte_rsh_agent param. On Sep 13, 2011, at 10:36 AM, Blosch, Edwin L wrote: > Ralph, Reuti, > > There are no typos, except in my post itself where I clipped out a few > arguments. > > I just repeated the exercise this morning, exactly like this: > > <path>/bin/mpirun --machinefile mpihosts.dat –np 16 –mca orte_rsh_agent > /usr/bin/rsh –x MPI_ENVIRONMENT=1 ./test_setup > > It prompts for a password. > > Then I hit the “up” arrow key to bring the command back, and I type over > “orte” and replace with “plm”: > > <path>/bin/mpirun --machinefile mpihosts.dat –np 16 –mca plm_rsh_agent > /usr/bin/rsh –x MPI_ENVIRONMENT=1 ./test_setup > > This time it does not prompt for a password. > > I can reverse the order, it doesn’t change the behavior: the “orte” one > prompts for a password but the “plm” one doesn’t. > > They must not be wholly identical, somehow. This is OpenMPI 1.4.3. > > Ed > > > From: users-boun...@open-mpi.org [mailto:users-boun...@open-mpi.org] On > Behalf Of Ralph Castain > Sent: Monday, September 12, 2011 7:43 PM > To: Open MPI Users > Subject: EXTERNAL: Re: [OMPI users] Question on using rsh > > The two are synonyms for each other - they resolve to the identical variable, > so there isn't anything different about them. > > Not sure what the issue might be, but I would check for a typo - we don't > check that mca params are spelled correctly, nor do we check for params that > don't exist (e.g., because you spelled it wrong). > > > On Sep 12, 2011, at 3:03 PM, Blosch, Edwin L wrote: > > > I have a hello world program that runs without prompting for password with > plm_rsh_agent but not with orte_rsh_agent, I mean it runs but only after > prompting for a password: > > <path>/bin/mpirun --machinefile mpihosts.dat -np 16 -mca plm_rsh_agent > /usr/bin/rsh ./test_setup > > Hello from process 2 > Hello from process 5 > Hello from process 12 > Hello from process 6 > Hello from process 0 > > Hello from process 4 > Hello from process 3 > Hello from process 7 > Hello from process 14 > Hello from process 8 > Hello from process 1 > Hello from process 9 > Hello from process &n bsp; 10 > Hello from process 11 > Hello from process 13 > Hello from process 15 > > <path>bin/mpirun --machinefile mpihosts.dat -np 16 -mca orte_rsh_agent > /usr/bin/rsh./test_setup > bloscel@f8312's password: > > I didn’t notice anything about this in the FAQ except that orte_rsh_agent is > newer than plm_rsh_agent. Did I miss some critical piece of information? > Why do these options behave differently? > > Thanks > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users
