[mpich-discuss] MPI on a cluster of dual-CPU machines

[Pavan Balaji]

> Just one more question though. You say that the latest release detects
> this configuration. I am using mpich2-1.0.8. Does this version too
> detect the presence of dual CPUs automatically?

Not with the default configuration. You'll need to configure with 
--with-device=ch3:nemesis for that. But, it's still advisable that you 
move to 1.1, since ch3:nemesis has had quite a few fixes and major 
improvements between 1.0.8 and 1.1.

  -- Pavan

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