[petsc-users] PetscSFReduceBegin does not work correctly on openmpi-1.4.3with64 integers

Satish Balay balay at mcs.anl.gov
Tue Sep 11 16:17:10 CDT 2012


On Tue, 11 Sep 2012, Matthew Knepley wrote:

> On Tue, Sep 11, 2012 at 3:35 PM, fdkong <fd.kong at siat.ac.cn> wrote:

> > How long will it take for you to rewrite SF implementation using p2p?  But
> > now, I want to complete a project that needs my current code. Could you
> > please tell how to work around the issue related with the
> > function PetscSFReduceBegin?  Or could you please first modify the
> > PetscSFReduceBegin?
> >
> > And there are other problems, when you write new SF. Maybe the DMComplex
> > and PetscSection will be changed. Because both objects use the SF for
> > communication.
> >
> 
> The easiest solution is to install MPICH.

or mvapich - if you need infiniband?

Satish


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