[mpich-discuss] issues when writing a simple makefile to build MPI programs

[Pavan Balaji]

Clara,

On 06/23/2011 10:53 PM, clara wrote:
> If I only use shared memory communication among processes on a single
> node, how can I configure the mpich2.1.4 (except --with-pm=gforker) in
> order to link libraries as little as possible?

Shared memory communication support comes by default in MPICH2. You 
don't need to pass any special configure options; not even 
--with-pm=gforker. Unfortunately, all libraries are still required to be 
linked with even when only shared memory support is needed.

  -- Pavan

-- 
Pavan Balaji
http://www.mcs.anl.gov/~balaji