[Beowulf] compatibility between different versions of mpich

[Patrick Geoffray]

Hi Toon,

Toon Knapen wrote:
> So if our application is linked with mpichgm but our user has mpich for 
> ch_p4 installed or has no mpi installation at all, is it advised to 
> distribute the mpirun script (of our mpichgm installation) with our 
> application? If yes, what exactly do we need to distribute (only the 
> mpirun script or more) ?

If you call mpirun.ch_gm instead of mpirun (which is a good way to be 
sure of which script is used), then all you need is bin/mpirun.ch_gm and 
/bin/mpirun.ch_gm.pl.

If you call the top level mpirun, then you would need more stuff, like 
mpirun.ch_gm.args.

Patrick
-- 
Patrick Geoffray
Myricom, Inc.
http://www.myri.com