On Fri, 11 Mar 2011, William Shu wrote:

> Dear all, wonder if anybody can help: (Tried googling on behalf of third party to no success)
>
> Does anyone know of any software (free preferred) -- or group of
> software packages -- that can assist in: (a) spliting a process into,
> say threads, with  (b) possibility of migrating the thread (or 
> processes) to other machines that would continue running the
> threads/processes. Machines could be virtual machines.
>
> Ideally, (I think) one of the ideas is to have access to the threads
> (+ executing environment) and somehow have [authorised] user
> control on which machines to schedule them, and to get output.
>
> Software could run on linux or windows (Software on windows was
> actually asked, but linux (SL) can also be considered.

Have you looked at Condor and Open MPI:
 	http://www.cs.wisc.edu/condor/
 	http://www.open-mpi.org/
? Both are open source and available for Linux and Windows;
openmpi is included in SL5.

I'm not sure that either is what you are looking for,
but I'm not sure that they are not.

-- 
Dr. Andrew C. Aitchison		Computer Officer, DPMMS, Cambridge
[log in to unmask]	http://www.dpmms.cam.ac.uk/~werdna