dolfin team mailing list archive

["Martin Sandve Alnæs" <martinal@xxxxxxxxx>]

On 12/6/06, Garth N. Wells <g.n.wells@xxxxxxxxxx> wrote:
> Martin Sandve Alnæs wrote:
> > On 12/6/06, Garth N. Wells <g.n.wells@xxxxxxxxxx> wrote:
> >> I used METIS. Take a look at the first function in the file
> >> src/test/passembly.main.cpp.
> >
> > I think your performance results may be a result of using the wrong
> > partitioning function. I've had a look at the METIS manual, and it
> > says this about the function you've used:
> >
>
> What do you mean? I was very happy with the performance. Given some of
> the rough edges in the test program, I was surprised.

I'm thinking about having to renumber the dofs to reduce the
communication. Communication size should preferably be independent of
the dof numbering, only on the partition.

I'll tell you when I get around to testing it myself.

martin