I reran the configure script with the --with-tm flag this time.  Thanks
for the info.  It was working before for clients with ssh properly
configured (i.e. my account only).  But now it is working without having
to use ssh for all accounts (i.e. biologist and physicists users).  

Sam Adams
General Dynamics Information Technology
Phone: 210.536.5945

-----Original Message-----
From: users-boun...@open-mpi.org [mailto:users-boun...@open-mpi.org] On
Behalf Of Jeff Squyres
Sent: Friday, July 27, 2007 2:58 PM
To: Open MPI Users
Subject: Re: [OMPI users] torque and openmpi

On Jul 27, 2007, at 2:48 PM, Galen Shipman wrote:

>> I set up ompi before I configured Torque.  Do I need to recompile  
>> ompi
>> with appropriate torque configure options to get better integration?
>
> If libtorque wasn't present on the machine at configure then yes, you
> need to run:
>
> ./configure --with-tm=<path>

You don't *have* to do this, of course.  If you've got it working  
with ssh, that's fine.  But the integration with torque can be better:

- you can disable ssh for non-root accounts (assuming no other  
services need rsh/ssh)
- users don't have to setup ssh keys to run MPI jobs (a small thing,  
but sometimes nice when the users aren't computer scientists)
- torque knows about all processes on all nodes (not just the mother  
superior) and can therefore both track and kill them if necessary

Just my $0.02...

-- 
Jeff Squyres
Cisco Systems

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