[Paraview] Multiple paraview instances in MPI standalone mode

Kent Eschenberg eschenbe at psc.edu
Mon Apr 2 14:53:07 EDT 2007


Bikash Agarwal wrote:
> When running paraview 2.6 in MPI mode on a single machine, why does it 
> open one instance of paraview for each processor? When I use,
> mpirun -np 2 ./paraview
> it opens up 2 instances of paraview.

??? That's what you asked it to do with "-np 2". Each 
instance knows it is using MPI and so uses the MPI library 
to connect to the other instances. "mpirun" will spread the 
instances out over as many processors as are available to it 
(one, in this case).

Kent


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